diff options
44 files changed, 6021 insertions, 1617 deletions
diff --git a/Include/cpython/code.h b/Include/cpython/code.h index abcf125..6bead36 100644 --- a/Include/cpython/code.h +++ b/Include/cpython/code.h @@ -3,10 +3,22 @@ #ifndef Py_LIMITED_API #ifndef Py_CODE_H #define Py_CODE_H + #ifdef __cplusplus extern "C" { #endif + +/* Count of all "real" monitoring events (not derived from other events) */ +#define PY_MONITORING_UNGROUPED_EVENTS 14 +/* Count of all monitoring events */ +#define PY_MONITORING_EVENTS 16 + +/* Table of which tools are active for each monitored event. */ +typedef struct _Py_Monitors { + uint8_t tools[PY_MONITORING_UNGROUPED_EVENTS]; +} _Py_Monitors; + /* Each instruction in a code object is a fixed-width value, * currently 2 bytes: 1-byte opcode + 1-byte oparg. The EXTENDED_ARG * opcode allows for larger values but the current limit is 3 uses @@ -56,6 +68,35 @@ typedef struct { PyObject *_co_freevars; } _PyCoCached; +/* Ancilliary data structure used for instrumentation. + Line instrumentation creates an array of + these. One entry per code unit.*/ +typedef struct { + uint8_t original_opcode; + int8_t line_delta; +} _PyCoLineInstrumentationData; + +/* Main data structure used for instrumentation. + * This is allocated when needed for instrumentation + */ +typedef struct { + /* Monitoring specific to this code object */ + _Py_Monitors local_monitors; + /* Monitoring that is active on this code object */ + _Py_Monitors active_monitors; + /* The tools that are to be notified for events for the matching code unit */ + uint8_t *tools; + /* Information to support line events */ + _PyCoLineInstrumentationData *lines; + /* The tools that are to be notified for line events for the matching code unit */ + uint8_t *line_tools; + /* Information to support instruction events */ + /* The underlying instructions, which can themselves be instrumented */ + uint8_t *per_instruction_opcodes; + /* The tools that are to be notified for instruction events for the matching code unit */ + uint8_t *per_instruction_tools; +} _PyCoMonitoringData; + // To avoid repeating ourselves in deepfreeze.py, all PyCodeObject members are // defined in this macro: #define _PyCode_DEF(SIZE) { \ @@ -87,7 +128,6 @@ typedef struct { PyObject *co_exceptiontable; /* Byte string encoding exception handling \ table */ \ int co_flags; /* CO_..., see below */ \ - short _co_linearray_entry_size; /* Size of each entry in _co_linearray */ \ \ /* The rest are not so impactful on performance. */ \ int co_argcount; /* #arguments, except *args */ \ @@ -114,8 +154,9 @@ typedef struct { PyObject *co_linetable; /* bytes object that holds location info */ \ PyObject *co_weakreflist; /* to support weakrefs to code objects */ \ _PyCoCached *_co_cached; /* cached co_* attributes */ \ + uint64_t _co_instrumentation_version; /* current instrumentation version */ \ + _PyCoMonitoringData *_co_monitoring; /* Monitoring data */ \ int _co_firsttraceable; /* index of first traceable instruction */ \ - char *_co_linearray; /* array of line offsets */ \ /* Scratch space for extra data relating to the code object. \ Type is a void* to keep the format private in codeobject.c to force \ people to go through the proper APIs. */ \ diff --git a/Include/cpython/pystate.h b/Include/cpython/pystate.h index 3efb241..ea6ed8d 100644 --- a/Include/cpython/pystate.h +++ b/Include/cpython/pystate.h @@ -58,12 +58,6 @@ typedef int (*Py_tracefunc)(PyObject *, PyFrameObject *, int, PyObject *); #define PyTrace_C_RETURN 6 #define PyTrace_OPCODE 7 - -typedef struct { - PyCodeObject *code; // The code object for the bounds. May be NULL. - PyCodeAddressRange bounds; // Only valid if code != NULL. -} PyTraceInfo; - // Internal structure: you should not use it directly, but use public functions // like PyThreadState_EnterTracing() and PyThreadState_LeaveTracing(). typedef struct _PyCFrame { @@ -77,7 +71,6 @@ typedef struct _PyCFrame { * discipline and make sure that instances of this struct cannot * accessed outside of their lifetime. */ - uint8_t use_tracing; // 0 or 255 (or'ed into opcode, hence 8-bit type) /* Pointer to the currently executing frame (it can be NULL) */ struct _PyInterpreterFrame *current_frame; struct _PyCFrame *previous; @@ -157,7 +150,7 @@ struct _ts { This is to prevent the actual trace/profile code from being recorded in the trace/profile. */ int tracing; - int tracing_what; /* The event currently being traced, if any. */ + int what_event; /* The event currently being monitored, if any. */ /* Pointer to current _PyCFrame in the C stack frame of the currently, * or most recently, executing _PyEval_EvalFrameDefault. */ @@ -228,8 +221,6 @@ struct _ts { /* Unique thread state id. */ uint64_t id; - PyTraceInfo trace_info; - _PyStackChunk *datastack_chunk; PyObject **datastack_top; PyObject **datastack_limit; diff --git a/Include/internal/pycore_code.h b/Include/internal/pycore_code.h index faf1be5..d32f37a 100644 --- a/Include/internal/pycore_code.h +++ b/Include/internal/pycore_code.h @@ -441,32 +441,6 @@ adaptive_counter_backoff(uint16_t counter) { /* Line array cache for tracing */ -extern int _PyCode_CreateLineArray(PyCodeObject *co); - -static inline int -_PyCode_InitLineArray(PyCodeObject *co) -{ - if (co->_co_linearray) { - return 0; - } - return _PyCode_CreateLineArray(co); -} - -static inline int -_PyCode_LineNumberFromArray(PyCodeObject *co, int index) -{ - assert(co->_co_linearray != NULL); - assert(index >= 0); - assert(index < Py_SIZE(co)); - if (co->_co_linearray_entry_size == 2) { - return ((int16_t *)co->_co_linearray)[index]; - } - else { - assert(co->_co_linearray_entry_size == 4); - return ((int32_t *)co->_co_linearray)[index]; - } -} - typedef struct _PyShimCodeDef { const uint8_t *code; int codelen; @@ -500,6 +474,10 @@ extern uint32_t _Py_next_func_version; #define COMPARISON_NOT_EQUALS (COMPARISON_UNORDERED | COMPARISON_LESS_THAN | COMPARISON_GREATER_THAN) +extern int _Py_Instrument(PyCodeObject *co, PyInterpreterState *interp); + +extern int _Py_GetBaseOpcode(PyCodeObject *code, int offset); + #ifdef __cplusplus } diff --git a/Include/internal/pycore_frame.h b/Include/internal/pycore_frame.h index 5806cf0..856297a 100644 --- a/Include/internal/pycore_frame.h +++ b/Include/internal/pycore_frame.h @@ -19,6 +19,7 @@ struct _frame { struct _PyInterpreterFrame *f_frame; /* points to the frame data */ PyObject *f_trace; /* Trace function */ int f_lineno; /* Current line number. Only valid if non-zero */ + int f_last_traced_line; /* The last line traced for this frame */ char f_trace_lines; /* Emit per-line trace events? */ char f_trace_opcodes; /* Emit per-opcode trace events? */ char f_fast_as_locals; /* Have the fast locals of this frame been converted to a dict? */ @@ -137,10 +138,16 @@ _PyFrame_GetLocalsArray(_PyInterpreterFrame *frame) return frame->localsplus; } +/* Fetches the stack pointer, and sets stacktop to -1. + Having stacktop <= 0 ensures that invalid + values are not visible to the cycle GC. + We choose -1 rather than 0 to assist debugging. */ static inline PyObject** _PyFrame_GetStackPointer(_PyInterpreterFrame *frame) { - return frame->localsplus+frame->stacktop; + PyObject **sp = frame->localsplus + frame->stacktop; + frame->stacktop = -1; + return sp; } static inline void diff --git a/Include/internal/pycore_instruments.h b/Include/internal/pycore_instruments.h new file mode 100644 index 0000000..e94d875 --- /dev/null +++ b/Include/internal/pycore_instruments.h @@ -0,0 +1,107 @@ + +#ifndef Py_INTERNAL_INSTRUMENT_H +#define Py_INTERNAL_INSTRUMENT_H + + +#include "pycore_bitutils.h" // _Py_popcount32 +#include "pycore_frame.h" + +#include "cpython/code.h" + +#ifdef __cplusplus +extern "C" { +#endif + +#define PY_MONITORING_TOOL_IDS 8 + +/* Local events. + * These require bytecode instrumentation */ + +#define PY_MONITORING_EVENT_PY_START 0 +#define PY_MONITORING_EVENT_PY_RESUME 1 +#define PY_MONITORING_EVENT_PY_RETURN 2 +#define PY_MONITORING_EVENT_PY_YIELD 3 +#define PY_MONITORING_EVENT_CALL 4 +#define PY_MONITORING_EVENT_LINE 5 +#define PY_MONITORING_EVENT_INSTRUCTION 6 +#define PY_MONITORING_EVENT_JUMP 7 +#define PY_MONITORING_EVENT_BRANCH 8 +#define PY_MONITORING_EVENT_STOP_ITERATION 9 + +#define PY_MONITORING_INSTRUMENTED_EVENTS 10 + +/* Other events, mainly exceptions */ + +#define PY_MONITORING_EVENT_RAISE 10 +#define PY_MONITORING_EVENT_EXCEPTION_HANDLED 11 +#define PY_MONITORING_EVENT_PY_UNWIND 12 +#define PY_MONITORING_EVENT_PY_THROW 13 + + +/* Ancilliary events */ + +#define PY_MONITORING_EVENT_C_RETURN 14 +#define PY_MONITORING_EVENT_C_RAISE 15 + + +typedef uint32_t _PyMonitoringEventSet; + +/* Tool IDs */ + +/* These are defined in PEP 669 for convenience to avoid clashes */ +#define PY_MONITORING_DEBUGGER_ID 0 +#define PY_MONITORING_COVERAGE_ID 1 +#define PY_MONITORING_PROFILER_ID 2 +#define PY_MONITORING_OPTIMIZER_ID 5 + +/* Internal IDs used to suuport sys.setprofile() and sys.settrace() */ +#define PY_MONITORING_SYS_PROFILE_ID 6 +#define PY_MONITORING_SYS_TRACE_ID 7 + + +PyObject *_PyMonitoring_RegisterCallback(int tool_id, int event_id, PyObject *obj); + +int _PyMonitoring_SetEvents(int tool_id, _PyMonitoringEventSet events); + +extern int +_Py_call_instrumentation(PyThreadState *tstate, int event, + _PyInterpreterFrame *frame, _Py_CODEUNIT *instr); + +extern int +_Py_call_instrumentation_line(PyThreadState *tstate, _PyInterpreterFrame* frame, + _Py_CODEUNIT *instr); + +extern int +_Py_call_instrumentation_instruction( + PyThreadState *tstate, _PyInterpreterFrame* frame, _Py_CODEUNIT *instr); + +int +_Py_call_instrumentation_jump( + PyThreadState *tstate, int event, + _PyInterpreterFrame *frame, _Py_CODEUNIT *instr, _Py_CODEUNIT *target); + +extern int +_Py_call_instrumentation_arg(PyThreadState *tstate, int event, + _PyInterpreterFrame *frame, _Py_CODEUNIT *instr, PyObject *arg); + +extern int +_Py_call_instrumentation_2args(PyThreadState *tstate, int event, + _PyInterpreterFrame *frame, _Py_CODEUNIT *instr, PyObject *arg0, PyObject *arg1); + +extern void +_Py_call_instrumentation_exc0(PyThreadState *tstate, int event, + _PyInterpreterFrame *frame, _Py_CODEUNIT *instr); + +extern void +_Py_call_instrumentation_exc2(PyThreadState *tstate, int event, + _PyInterpreterFrame *frame, _Py_CODEUNIT *instr, PyObject *arg0, PyObject *arg1); + +extern int +_Py_Instrumentation_GetLine(PyCodeObject *code, int index); + +extern PyObject _PyInstrumentation_MISSING; + +#ifdef __cplusplus +} +#endif +#endif /* !Py_INTERNAL_INSTRUMENT_H */ diff --git a/Include/internal/pycore_interp.h b/Include/internal/pycore_interp.h index d64a68c..86ae3d8 100644 --- a/Include/internal/pycore_interp.h +++ b/Include/internal/pycore_interp.h @@ -24,6 +24,7 @@ extern "C" { #include "pycore_genobject.h" // struct _Py_async_gen_state #include "pycore_gc.h" // struct _gc_runtime_state #include "pycore_import.h" // struct _import_state +#include "pycore_instruments.h" // PY_MONITORING_EVENTS #include "pycore_list.h" // struct _Py_list_state #include "pycore_global_objects.h" // struct _Py_interp_static_objects #include "pycore_object_state.h" // struct _py_object_state @@ -37,7 +38,6 @@ struct _Py_long_state { int max_str_digits; }; - /* interpreter state */ /* PyInterpreterState holds the global state for one of the runtime's @@ -49,6 +49,9 @@ struct _is { PyInterpreterState *next; + uint64_t monitoring_version; + uint64_t last_restart_version; + struct pythreads { uint64_t next_unique_id; /* The linked list of threads, newest first. */ @@ -148,6 +151,15 @@ struct _is { struct callable_cache callable_cache; PyCodeObject *interpreter_trampoline; + _Py_Monitors monitors; + bool f_opcode_trace_set; + bool sys_profile_initialized; + bool sys_trace_initialized; + Py_ssize_t sys_profiling_threads; /* Count of threads with c_profilefunc set */ + Py_ssize_t sys_tracing_threads; /* Count of threads with c_tracefunc set */ + PyObject *monitoring_callables[PY_MONITORING_TOOL_IDS][PY_MONITORING_EVENTS]; + PyObject *monitoring_tool_names[PY_MONITORING_TOOL_IDS]; + struct _Py_interp_cached_objects cached_objects; struct _Py_interp_static_objects static_objects; diff --git a/Include/internal/pycore_opcode.h b/Include/internal/pycore_opcode.h index f5e9176..c039d71 100644 --- a/Include/internal/pycore_opcode.h +++ b/Include/internal/pycore_opcode.h @@ -112,6 +112,7 @@ const uint8_t _PyOpcode_Deopt[256] = { [DICT_UPDATE] = DICT_UPDATE, [END_ASYNC_FOR] = END_ASYNC_FOR, [END_FOR] = END_FOR, + [END_SEND] = END_SEND, [EXTENDED_ARG] = EXTENDED_ARG, [FORMAT_VALUE] = FORMAT_VALUE, [FOR_ITER] = FOR_ITER, @@ -127,6 +128,23 @@ const uint8_t _PyOpcode_Deopt[256] = { [GET_YIELD_FROM_ITER] = GET_YIELD_FROM_ITER, [IMPORT_FROM] = IMPORT_FROM, [IMPORT_NAME] = IMPORT_NAME, + [INSTRUMENTED_CALL] = INSTRUMENTED_CALL, + [INSTRUMENTED_CALL_FUNCTION_EX] = INSTRUMENTED_CALL_FUNCTION_EX, + [INSTRUMENTED_END_FOR] = INSTRUMENTED_END_FOR, + [INSTRUMENTED_END_SEND] = INSTRUMENTED_END_SEND, + [INSTRUMENTED_FOR_ITER] = INSTRUMENTED_FOR_ITER, + [INSTRUMENTED_INSTRUCTION] = INSTRUMENTED_INSTRUCTION, + [INSTRUMENTED_JUMP_BACKWARD] = INSTRUMENTED_JUMP_BACKWARD, + [INSTRUMENTED_JUMP_FORWARD] = INSTRUMENTED_JUMP_FORWARD, + [INSTRUMENTED_LINE] = INSTRUMENTED_LINE, + [INSTRUMENTED_POP_JUMP_IF_FALSE] = INSTRUMENTED_POP_JUMP_IF_FALSE, + [INSTRUMENTED_POP_JUMP_IF_NONE] = INSTRUMENTED_POP_JUMP_IF_NONE, + [INSTRUMENTED_POP_JUMP_IF_NOT_NONE] = INSTRUMENTED_POP_JUMP_IF_NOT_NONE, + [INSTRUMENTED_POP_JUMP_IF_TRUE] = INSTRUMENTED_POP_JUMP_IF_TRUE, + [INSTRUMENTED_RESUME] = INSTRUMENTED_RESUME, + [INSTRUMENTED_RETURN_CONST] = INSTRUMENTED_RETURN_CONST, + [INSTRUMENTED_RETURN_VALUE] = INSTRUMENTED_RETURN_VALUE, + [INSTRUMENTED_YIELD_VALUE] = INSTRUMENTED_YIELD_VALUE, [INTERPRETER_EXIT] = INTERPRETER_EXIT, [IS_OP] = IS_OP, [JUMP_BACKWARD] = JUMP_BACKWARD, @@ -179,6 +197,7 @@ const uint8_t _PyOpcode_Deopt[256] = { [PUSH_NULL] = PUSH_NULL, [RAISE_VARARGS] = RAISE_VARARGS, [RERAISE] = RERAISE, + [RESERVED] = RESERVED, [RESUME] = RESUME, [RETURN_CONST] = RETURN_CONST, [RETURN_GENERATOR] = RETURN_GENERATOR, @@ -223,17 +242,19 @@ static const char *const _PyOpcode_OpName[263] = { [PUSH_NULL] = "PUSH_NULL", [INTERPRETER_EXIT] = "INTERPRETER_EXIT", [END_FOR] = "END_FOR", + [END_SEND] = "END_SEND", [BINARY_OP_ADD_FLOAT] = "BINARY_OP_ADD_FLOAT", [BINARY_OP_ADD_INT] = "BINARY_OP_ADD_INT", [BINARY_OP_ADD_UNICODE] = "BINARY_OP_ADD_UNICODE", - [BINARY_OP_INPLACE_ADD_UNICODE] = "BINARY_OP_INPLACE_ADD_UNICODE", [NOP] = "NOP", - [BINARY_OP_MULTIPLY_FLOAT] = "BINARY_OP_MULTIPLY_FLOAT", + [BINARY_OP_INPLACE_ADD_UNICODE] = "BINARY_OP_INPLACE_ADD_UNICODE", [UNARY_NEGATIVE] = "UNARY_NEGATIVE", [UNARY_NOT] = "UNARY_NOT", + [BINARY_OP_MULTIPLY_FLOAT] = "BINARY_OP_MULTIPLY_FLOAT", [BINARY_OP_MULTIPLY_INT] = "BINARY_OP_MULTIPLY_INT", - [BINARY_OP_SUBTRACT_FLOAT] = "BINARY_OP_SUBTRACT_FLOAT", [UNARY_INVERT] = "UNARY_INVERT", + [BINARY_OP_SUBTRACT_FLOAT] = "BINARY_OP_SUBTRACT_FLOAT", + [RESERVED] = "RESERVED", [BINARY_OP_SUBTRACT_INT] = "BINARY_OP_SUBTRACT_INT", [BINARY_SUBSCR_DICT] = "BINARY_SUBSCR_DICT", [BINARY_SUBSCR_GETITEM] = "BINARY_SUBSCR_GETITEM", @@ -241,21 +262,21 @@ static const char *const _PyOpcode_OpName[263] = { [BINARY_SUBSCR_TUPLE_INT] = "BINARY_SUBSCR_TUPLE_INT", [CALL_PY_EXACT_ARGS] = "CALL_PY_EXACT_ARGS", [CALL_PY_WITH_DEFAULTS] = "CALL_PY_WITH_DEFAULTS", - [CALL_BOUND_METHOD_EXACT_ARGS] = "CALL_BOUND_METHOD_EXACT_ARGS", - [CALL_BUILTIN_CLASS] = "CALL_BUILTIN_CLASS", [BINARY_SUBSCR] = "BINARY_SUBSCR", [BINARY_SLICE] = "BINARY_SLICE", [STORE_SLICE] = "STORE_SLICE", - [CALL_BUILTIN_FAST_WITH_KEYWORDS] = "CALL_BUILTIN_FAST_WITH_KEYWORDS", - [CALL_METHOD_DESCRIPTOR_FAST_WITH_KEYWORDS] = "CALL_METHOD_DESCRIPTOR_FAST_WITH_KEYWORDS", + [CALL_BOUND_METHOD_EXACT_ARGS] = "CALL_BOUND_METHOD_EXACT_ARGS", + [CALL_BUILTIN_CLASS] = "CALL_BUILTIN_CLASS", [GET_LEN] = "GET_LEN", [MATCH_MAPPING] = "MATCH_MAPPING", [MATCH_SEQUENCE] = "MATCH_SEQUENCE", [MATCH_KEYS] = "MATCH_KEYS", - [CALL_NO_KW_BUILTIN_FAST] = "CALL_NO_KW_BUILTIN_FAST", + [CALL_BUILTIN_FAST_WITH_KEYWORDS] = "CALL_BUILTIN_FAST_WITH_KEYWORDS", [PUSH_EXC_INFO] = "PUSH_EXC_INFO", [CHECK_EXC_MATCH] = "CHECK_EXC_MATCH", [CHECK_EG_MATCH] = "CHECK_EG_MATCH", + [CALL_METHOD_DESCRIPTOR_FAST_WITH_KEYWORDS] = "CALL_METHOD_DESCRIPTOR_FAST_WITH_KEYWORDS", + [CALL_NO_KW_BUILTIN_FAST] = "CALL_NO_KW_BUILTIN_FAST", [CALL_NO_KW_BUILTIN_O] = "CALL_NO_KW_BUILTIN_O", [CALL_NO_KW_ISINSTANCE] = "CALL_NO_KW_ISINSTANCE", [CALL_NO_KW_LEN] = "CALL_NO_KW_LEN", @@ -265,8 +286,6 @@ static const char *const _PyOpcode_OpName[263] = { [CALL_NO_KW_METHOD_DESCRIPTOR_O] = "CALL_NO_KW_METHOD_DESCRIPTOR_O", [CALL_NO_KW_STR_1] = "CALL_NO_KW_STR_1", [CALL_NO_KW_TUPLE_1] = "CALL_NO_KW_TUPLE_1", - [CALL_NO_KW_TYPE_1] = "CALL_NO_KW_TYPE_1", - [COMPARE_OP_FLOAT] = "COMPARE_OP_FLOAT", [WITH_EXCEPT_START] = "WITH_EXCEPT_START", [GET_AITER] = "GET_AITER", [GET_ANEXT] = "GET_ANEXT", @@ -274,39 +293,39 @@ static const char *const _PyOpcode_OpName[263] = { [BEFORE_WITH] = "BEFORE_WITH", [END_ASYNC_FOR] = "END_ASYNC_FOR", [CLEANUP_THROW] = "CLEANUP_THROW", + [CALL_NO_KW_TYPE_1] = "CALL_NO_KW_TYPE_1", + [COMPARE_OP_FLOAT] = "COMPARE_OP_FLOAT", [COMPARE_OP_INT] = "COMPARE_OP_INT", [COMPARE_OP_STR] = "COMPARE_OP_STR", - [FOR_ITER_LIST] = "FOR_ITER_LIST", - [FOR_ITER_TUPLE] = "FOR_ITER_TUPLE", [STORE_SUBSCR] = "STORE_SUBSCR", [DELETE_SUBSCR] = "DELETE_SUBSCR", + [FOR_ITER_LIST] = "FOR_ITER_LIST", + [FOR_ITER_TUPLE] = "FOR_ITER_TUPLE", [FOR_ITER_RANGE] = "FOR_ITER_RANGE", [FOR_ITER_GEN] = "FOR_ITER_GEN", [LOAD_ATTR_CLASS] = "LOAD_ATTR_CLASS", [LOAD_ATTR_GETATTRIBUTE_OVERRIDDEN] = "LOAD_ATTR_GETATTRIBUTE_OVERRIDDEN", - [LOAD_ATTR_INSTANCE_VALUE] = "LOAD_ATTR_INSTANCE_VALUE", - [LOAD_ATTR_MODULE] = "LOAD_ATTR_MODULE", [GET_ITER] = "GET_ITER", [GET_YIELD_FROM_ITER] = "GET_YIELD_FROM_ITER", - [LOAD_ATTR_PROPERTY] = "LOAD_ATTR_PROPERTY", + [LOAD_ATTR_INSTANCE_VALUE] = "LOAD_ATTR_INSTANCE_VALUE", [LOAD_BUILD_CLASS] = "LOAD_BUILD_CLASS", - [LOAD_ATTR_SLOT] = "LOAD_ATTR_SLOT", - [LOAD_ATTR_WITH_HINT] = "LOAD_ATTR_WITH_HINT", + [LOAD_ATTR_MODULE] = "LOAD_ATTR_MODULE", + [LOAD_ATTR_PROPERTY] = "LOAD_ATTR_PROPERTY", [LOAD_ASSERTION_ERROR] = "LOAD_ASSERTION_ERROR", [RETURN_GENERATOR] = "RETURN_GENERATOR", + [LOAD_ATTR_SLOT] = "LOAD_ATTR_SLOT", + [LOAD_ATTR_WITH_HINT] = "LOAD_ATTR_WITH_HINT", [LOAD_ATTR_METHOD_LAZY_DICT] = "LOAD_ATTR_METHOD_LAZY_DICT", [LOAD_ATTR_METHOD_NO_DICT] = "LOAD_ATTR_METHOD_NO_DICT", [LOAD_ATTR_METHOD_WITH_VALUES] = "LOAD_ATTR_METHOD_WITH_VALUES", [LOAD_CONST__LOAD_FAST] = "LOAD_CONST__LOAD_FAST", [LOAD_FAST__LOAD_CONST] = "LOAD_FAST__LOAD_CONST", + [RETURN_VALUE] = "RETURN_VALUE", [LOAD_FAST__LOAD_FAST] = "LOAD_FAST__LOAD_FAST", + [SETUP_ANNOTATIONS] = "SETUP_ANNOTATIONS", [LOAD_GLOBAL_BUILTIN] = "LOAD_GLOBAL_BUILTIN", - [RETURN_VALUE] = "RETURN_VALUE", [LOAD_GLOBAL_MODULE] = "LOAD_GLOBAL_MODULE", - [SETUP_ANNOTATIONS] = "SETUP_ANNOTATIONS", [STORE_ATTR_INSTANCE_VALUE] = "STORE_ATTR_INSTANCE_VALUE", - [STORE_ATTR_SLOT] = "STORE_ATTR_SLOT", - [STORE_ATTR_WITH_HINT] = "STORE_ATTR_WITH_HINT", [POP_EXCEPT] = "POP_EXCEPT", [STORE_NAME] = "STORE_NAME", [DELETE_NAME] = "DELETE_NAME", @@ -329,9 +348,9 @@ static const char *const _PyOpcode_OpName[263] = { [IMPORT_NAME] = "IMPORT_NAME", [IMPORT_FROM] = "IMPORT_FROM", [JUMP_FORWARD] = "JUMP_FORWARD", + [STORE_ATTR_SLOT] = "STORE_ATTR_SLOT", + [STORE_ATTR_WITH_HINT] = "STORE_ATTR_WITH_HINT", [STORE_FAST__LOAD_FAST] = "STORE_FAST__LOAD_FAST", - [STORE_FAST__STORE_FAST] = "STORE_FAST__STORE_FAST", - [STORE_SUBSCR_DICT] = "STORE_SUBSCR_DICT", [POP_JUMP_IF_FALSE] = "POP_JUMP_IF_FALSE", [POP_JUMP_IF_TRUE] = "POP_JUMP_IF_TRUE", [LOAD_GLOBAL] = "LOAD_GLOBAL", @@ -359,9 +378,9 @@ static const char *const _PyOpcode_OpName[263] = { [STORE_DEREF] = "STORE_DEREF", [DELETE_DEREF] = "DELETE_DEREF", [JUMP_BACKWARD] = "JUMP_BACKWARD", - [STORE_SUBSCR_LIST_INT] = "STORE_SUBSCR_LIST_INT", + [STORE_FAST__STORE_FAST] = "STORE_FAST__STORE_FAST", [CALL_FUNCTION_EX] = "CALL_FUNCTION_EX", - [UNPACK_SEQUENCE_LIST] = "UNPACK_SEQUENCE_LIST", + [STORE_SUBSCR_DICT] = "STORE_SUBSCR_DICT", [EXTENDED_ARG] = "EXTENDED_ARG", [LIST_APPEND] = "LIST_APPEND", [SET_ADD] = "SET_ADD", @@ -371,14 +390,14 @@ static const char *const _PyOpcode_OpName[263] = { [YIELD_VALUE] = "YIELD_VALUE", [RESUME] = "RESUME", [MATCH_CLASS] = "MATCH_CLASS", - [UNPACK_SEQUENCE_TUPLE] = "UNPACK_SEQUENCE_TUPLE", - [UNPACK_SEQUENCE_TWO_TUPLE] = "UNPACK_SEQUENCE_TWO_TUPLE", + [STORE_SUBSCR_LIST_INT] = "STORE_SUBSCR_LIST_INT", + [UNPACK_SEQUENCE_LIST] = "UNPACK_SEQUENCE_LIST", [FORMAT_VALUE] = "FORMAT_VALUE", [BUILD_CONST_KEY_MAP] = "BUILD_CONST_KEY_MAP", [BUILD_STRING] = "BUILD_STRING", + [UNPACK_SEQUENCE_TUPLE] = "UNPACK_SEQUENCE_TUPLE", + [UNPACK_SEQUENCE_TWO_TUPLE] = "UNPACK_SEQUENCE_TWO_TUPLE", [SEND_GEN] = "SEND_GEN", - [159] = "<159>", - [160] = "<160>", [161] = "<161>", [LIST_EXTEND] = "LIST_EXTEND", [SET_UPDATE] = "SET_UPDATE", @@ -456,24 +475,24 @@ static const char *const _PyOpcode_OpName[263] = { [235] = "<235>", [236] = "<236>", [237] = "<237>", - [238] = "<238>", - [239] = "<239>", - [240] = "<240>", - [241] = "<241>", - [242] = "<242>", - [243] = "<243>", - [244] = "<244>", - [245] = "<245>", - [246] = "<246>", - [247] = "<247>", - [248] = "<248>", - [249] = "<249>", - [250] = "<250>", - [251] = "<251>", - [252] = "<252>", - [253] = "<253>", - [254] = "<254>", - [DO_TRACING] = "DO_TRACING", + [INSTRUMENTED_POP_JUMP_IF_NONE] = "INSTRUMENTED_POP_JUMP_IF_NONE", + [INSTRUMENTED_POP_JUMP_IF_NOT_NONE] = "INSTRUMENTED_POP_JUMP_IF_NOT_NONE", + [INSTRUMENTED_RESUME] = "INSTRUMENTED_RESUME", + [INSTRUMENTED_CALL] = "INSTRUMENTED_CALL", + [INSTRUMENTED_RETURN_VALUE] = "INSTRUMENTED_RETURN_VALUE", + [INSTRUMENTED_YIELD_VALUE] = "INSTRUMENTED_YIELD_VALUE", + [INSTRUMENTED_CALL_FUNCTION_EX] = "INSTRUMENTED_CALL_FUNCTION_EX", + [INSTRUMENTED_JUMP_FORWARD] = "INSTRUMENTED_JUMP_FORWARD", + [INSTRUMENTED_JUMP_BACKWARD] = "INSTRUMENTED_JUMP_BACKWARD", + [INSTRUMENTED_RETURN_CONST] = "INSTRUMENTED_RETURN_CONST", + [INSTRUMENTED_FOR_ITER] = "INSTRUMENTED_FOR_ITER", + [INSTRUMENTED_POP_JUMP_IF_FALSE] = "INSTRUMENTED_POP_JUMP_IF_FALSE", + [INSTRUMENTED_POP_JUMP_IF_TRUE] = "INSTRUMENTED_POP_JUMP_IF_TRUE", + [INSTRUMENTED_END_FOR] = "INSTRUMENTED_END_FOR", + [INSTRUMENTED_END_SEND] = "INSTRUMENTED_END_SEND", + [INSTRUMENTED_INSTRUCTION] = "INSTRUMENTED_INSTRUCTION", + [INSTRUMENTED_LINE] = "INSTRUMENTED_LINE", + [255] = "<255>", [SETUP_FINALLY] = "SETUP_FINALLY", [SETUP_CLEANUP] = "SETUP_CLEANUP", [SETUP_WITH] = "SETUP_WITH", @@ -485,8 +504,6 @@ static const char *const _PyOpcode_OpName[263] = { #endif #define EXTRA_CASES \ - case 159: \ - case 160: \ case 161: \ case 166: \ case 167: \ @@ -556,23 +573,7 @@ static const char *const _PyOpcode_OpName[263] = { case 235: \ case 236: \ case 237: \ - case 238: \ - case 239: \ - case 240: \ - case 241: \ - case 242: \ - case 243: \ - case 244: \ - case 245: \ - case 246: \ - case 247: \ - case 248: \ - case 249: \ - case 250: \ - case 251: \ - case 252: \ - case 253: \ - case 254: \ + case 255: \ ; #ifdef __cplusplus diff --git a/Include/internal/pycore_pystate.h b/Include/internal/pycore_pystate.h index b540862..6e5f228 100644 --- a/Include/internal/pycore_pystate.h +++ b/Include/internal/pycore_pystate.h @@ -133,16 +133,6 @@ extern void _PyThreadState_BindDetached(PyThreadState *); extern void _PyThreadState_UnbindDetached(PyThreadState *); -static inline void -_PyThreadState_UpdateTracingState(PyThreadState *tstate) -{ - bool use_tracing = - (tstate->tracing == 0) && - (tstate->c_tracefunc != NULL || tstate->c_profilefunc != NULL); - tstate->cframe->use_tracing = (use_tracing ? 255 : 0); -} - - /* Other */ PyAPI_FUNC(PyThreadState *) _PyThreadState_Swap( diff --git a/Include/opcode.h b/Include/opcode.h index 0ff84dc..aa8716e 100644 --- a/Include/opcode.h +++ b/Include/opcode.h @@ -13,10 +13,12 @@ extern "C" { #define PUSH_NULL 2 #define INTERPRETER_EXIT 3 #define END_FOR 4 +#define END_SEND 5 #define NOP 9 #define UNARY_NEGATIVE 11 #define UNARY_NOT 12 #define UNARY_INVERT 15 +#define RESERVED 17 #define BINARY_SUBSCR 25 #define BINARY_SLICE 26 #define STORE_SLICE 27 @@ -114,6 +116,24 @@ extern "C" { #define KW_NAMES 172 #define CALL_INTRINSIC_1 173 #define CALL_INTRINSIC_2 174 +#define MIN_INSTRUMENTED_OPCODE 238 +#define INSTRUMENTED_POP_JUMP_IF_NONE 238 +#define INSTRUMENTED_POP_JUMP_IF_NOT_NONE 239 +#define INSTRUMENTED_RESUME 240 +#define INSTRUMENTED_CALL 241 +#define INSTRUMENTED_RETURN_VALUE 242 +#define INSTRUMENTED_YIELD_VALUE 243 +#define INSTRUMENTED_CALL_FUNCTION_EX 244 +#define INSTRUMENTED_JUMP_FORWARD 245 +#define INSTRUMENTED_JUMP_BACKWARD 246 +#define INSTRUMENTED_RETURN_CONST 247 +#define INSTRUMENTED_FOR_ITER 248 +#define INSTRUMENTED_POP_JUMP_IF_FALSE 249 +#define INSTRUMENTED_POP_JUMP_IF_TRUE 250 +#define INSTRUMENTED_END_FOR 251 +#define INSTRUMENTED_END_SEND 252 +#define INSTRUMENTED_INSTRUCTION 253 +#define INSTRUMENTED_LINE 254 #define MIN_PSEUDO_OPCODE 256 #define SETUP_FINALLY 256 #define SETUP_CLEANUP 257 @@ -123,69 +143,68 @@ extern "C" { #define JUMP_NO_INTERRUPT 261 #define LOAD_METHOD 262 #define MAX_PSEUDO_OPCODE 262 -#define BINARY_OP_ADD_FLOAT 5 -#define BINARY_OP_ADD_INT 6 -#define BINARY_OP_ADD_UNICODE 7 -#define BINARY_OP_INPLACE_ADD_UNICODE 8 -#define BINARY_OP_MULTIPLY_FLOAT 10 -#define BINARY_OP_MULTIPLY_INT 13 -#define BINARY_OP_SUBTRACT_FLOAT 14 -#define BINARY_OP_SUBTRACT_INT 16 -#define BINARY_SUBSCR_DICT 17 -#define BINARY_SUBSCR_GETITEM 18 -#define BINARY_SUBSCR_LIST_INT 19 -#define BINARY_SUBSCR_TUPLE_INT 20 -#define CALL_PY_EXACT_ARGS 21 -#define CALL_PY_WITH_DEFAULTS 22 -#define CALL_BOUND_METHOD_EXACT_ARGS 23 -#define CALL_BUILTIN_CLASS 24 -#define CALL_BUILTIN_FAST_WITH_KEYWORDS 28 -#define CALL_METHOD_DESCRIPTOR_FAST_WITH_KEYWORDS 29 -#define CALL_NO_KW_BUILTIN_FAST 34 -#define CALL_NO_KW_BUILTIN_O 38 -#define CALL_NO_KW_ISINSTANCE 39 -#define CALL_NO_KW_LEN 40 -#define CALL_NO_KW_LIST_APPEND 41 -#define CALL_NO_KW_METHOD_DESCRIPTOR_FAST 42 -#define CALL_NO_KW_METHOD_DESCRIPTOR_NOARGS 43 -#define CALL_NO_KW_METHOD_DESCRIPTOR_O 44 -#define CALL_NO_KW_STR_1 45 -#define CALL_NO_KW_TUPLE_1 46 -#define CALL_NO_KW_TYPE_1 47 -#define COMPARE_OP_FLOAT 48 -#define COMPARE_OP_INT 56 -#define COMPARE_OP_STR 57 -#define FOR_ITER_LIST 58 -#define FOR_ITER_TUPLE 59 -#define FOR_ITER_RANGE 62 -#define FOR_ITER_GEN 63 -#define LOAD_ATTR_CLASS 64 -#define LOAD_ATTR_GETATTRIBUTE_OVERRIDDEN 65 -#define LOAD_ATTR_INSTANCE_VALUE 66 -#define LOAD_ATTR_MODULE 67 -#define LOAD_ATTR_PROPERTY 70 -#define LOAD_ATTR_SLOT 72 -#define LOAD_ATTR_WITH_HINT 73 -#define LOAD_ATTR_METHOD_LAZY_DICT 76 -#define LOAD_ATTR_METHOD_NO_DICT 77 -#define LOAD_ATTR_METHOD_WITH_VALUES 78 -#define LOAD_CONST__LOAD_FAST 79 -#define LOAD_FAST__LOAD_CONST 80 -#define LOAD_FAST__LOAD_FAST 81 -#define LOAD_GLOBAL_BUILTIN 82 -#define LOAD_GLOBAL_MODULE 84 -#define STORE_ATTR_INSTANCE_VALUE 86 -#define STORE_ATTR_SLOT 87 -#define STORE_ATTR_WITH_HINT 88 -#define STORE_FAST__LOAD_FAST 111 -#define STORE_FAST__STORE_FAST 112 -#define STORE_SUBSCR_DICT 113 -#define STORE_SUBSCR_LIST_INT 141 -#define UNPACK_SEQUENCE_LIST 143 -#define UNPACK_SEQUENCE_TUPLE 153 -#define UNPACK_SEQUENCE_TWO_TUPLE 154 -#define SEND_GEN 158 -#define DO_TRACING 255 +#define BINARY_OP_ADD_FLOAT 6 +#define BINARY_OP_ADD_INT 7 +#define BINARY_OP_ADD_UNICODE 8 +#define BINARY_OP_INPLACE_ADD_UNICODE 10 +#define BINARY_OP_MULTIPLY_FLOAT 13 +#define BINARY_OP_MULTIPLY_INT 14 +#define BINARY_OP_SUBTRACT_FLOAT 16 +#define BINARY_OP_SUBTRACT_INT 18 +#define BINARY_SUBSCR_DICT 19 +#define BINARY_SUBSCR_GETITEM 20 +#define BINARY_SUBSCR_LIST_INT 21 +#define BINARY_SUBSCR_TUPLE_INT 22 +#define CALL_PY_EXACT_ARGS 23 +#define CALL_PY_WITH_DEFAULTS 24 +#define CALL_BOUND_METHOD_EXACT_ARGS 28 +#define CALL_BUILTIN_CLASS 29 +#define CALL_BUILTIN_FAST_WITH_KEYWORDS 34 +#define CALL_METHOD_DESCRIPTOR_FAST_WITH_KEYWORDS 38 +#define CALL_NO_KW_BUILTIN_FAST 39 +#define CALL_NO_KW_BUILTIN_O 40 +#define CALL_NO_KW_ISINSTANCE 41 +#define CALL_NO_KW_LEN 42 +#define CALL_NO_KW_LIST_APPEND 43 +#define CALL_NO_KW_METHOD_DESCRIPTOR_FAST 44 +#define CALL_NO_KW_METHOD_DESCRIPTOR_NOARGS 45 +#define CALL_NO_KW_METHOD_DESCRIPTOR_O 46 +#define CALL_NO_KW_STR_1 47 +#define CALL_NO_KW_TUPLE_1 48 +#define CALL_NO_KW_TYPE_1 56 +#define COMPARE_OP_FLOAT 57 +#define COMPARE_OP_INT 58 +#define COMPARE_OP_STR 59 +#define FOR_ITER_LIST 62 +#define FOR_ITER_TUPLE 63 +#define FOR_ITER_RANGE 64 +#define FOR_ITER_GEN 65 +#define LOAD_ATTR_CLASS 66 +#define LOAD_ATTR_GETATTRIBUTE_OVERRIDDEN 67 +#define LOAD_ATTR_INSTANCE_VALUE 70 +#define LOAD_ATTR_MODULE 72 +#define LOAD_ATTR_PROPERTY 73 +#define LOAD_ATTR_SLOT 76 +#define LOAD_ATTR_WITH_HINT 77 +#define LOAD_ATTR_METHOD_LAZY_DICT 78 +#define LOAD_ATTR_METHOD_NO_DICT 79 +#define LOAD_ATTR_METHOD_WITH_VALUES 80 +#define LOAD_CONST__LOAD_FAST 81 +#define LOAD_FAST__LOAD_CONST 82 +#define LOAD_FAST__LOAD_FAST 84 +#define LOAD_GLOBAL_BUILTIN 86 +#define LOAD_GLOBAL_MODULE 87 +#define STORE_ATTR_INSTANCE_VALUE 88 +#define STORE_ATTR_SLOT 111 +#define STORE_ATTR_WITH_HINT 112 +#define STORE_FAST__LOAD_FAST 113 +#define STORE_FAST__STORE_FAST 141 +#define STORE_SUBSCR_DICT 143 +#define STORE_SUBSCR_LIST_INT 153 +#define UNPACK_SEQUENCE_LIST 154 +#define UNPACK_SEQUENCE_TUPLE 158 +#define UNPACK_SEQUENCE_TWO_TUPLE 159 +#define SEND_GEN 160 #define HAS_ARG(op) ((((op) >= HAVE_ARGUMENT) && (!IS_PSEUDO_OPCODE(op)))\ || ((op) == JUMP) \ diff --git a/Lib/importlib/_bootstrap_external.py b/Lib/importlib/_bootstrap_external.py index de6c434..c0c757d 100644 --- a/Lib/importlib/_bootstrap_external.py +++ b/Lib/importlib/_bootstrap_external.py @@ -439,6 +439,7 @@ _code_type = type(_write_atomic.__code__) # Python 3.12a7 3523 (Convert COMPARE_AND_BRANCH back to COMPARE_OP) # Python 3.12a7 3524 (Shrink the BINARY_SUBSCR caches) # Python 3.12b1 3525 (Shrink the CALL caches) +# Python 3.12a7 3526 (Add instrumentation support) # Python 3.13 will start with 3550 @@ -455,7 +456,7 @@ _code_type = type(_write_atomic.__code__) # Whenever MAGIC_NUMBER is changed, the ranges in the magic_values array # in PC/launcher.c must also be updated. -MAGIC_NUMBER = (3525).to_bytes(2, 'little') + b'\r\n' +MAGIC_NUMBER = (3526).to_bytes(2, 'little') + b'\r\n' _RAW_MAGIC_NUMBER = int.from_bytes(MAGIC_NUMBER, 'little') # For import.c diff --git a/Lib/opcode.py b/Lib/opcode.py index b62dfa1b..dd739e5 100644 --- a/Lib/opcode.py +++ b/Lib/opcode.py @@ -83,6 +83,7 @@ def_op('PUSH_NULL', 2) def_op('INTERPRETER_EXIT', 3) def_op('END_FOR', 4) +def_op('END_SEND', 5) def_op('NOP', 9) @@ -91,6 +92,10 @@ def_op('UNARY_NOT', 12) def_op('UNARY_INVERT', 15) +# We reserve 17 as it is the initial value for the specializing counter +# This helps us catch cases where we attempt to execute a cache. +def_op('RESERVED', 17) + def_op('BINARY_SUBSCR', 25) def_op('BINARY_SLICE', 26) def_op('STORE_SLICE', 27) @@ -221,6 +226,28 @@ hasconst.append(172) def_op('CALL_INTRINSIC_1', 173) def_op('CALL_INTRINSIC_2', 174) +# Instrumented instructions +MIN_INSTRUMENTED_OPCODE = 238 + +def_op('INSTRUMENTED_POP_JUMP_IF_NONE', 238) +def_op('INSTRUMENTED_POP_JUMP_IF_NOT_NONE', 239) +def_op('INSTRUMENTED_RESUME', 240) +def_op('INSTRUMENTED_CALL', 241) +def_op('INSTRUMENTED_RETURN_VALUE', 242) +def_op('INSTRUMENTED_YIELD_VALUE', 243) +def_op('INSTRUMENTED_CALL_FUNCTION_EX', 244) +def_op('INSTRUMENTED_JUMP_FORWARD', 245) +def_op('INSTRUMENTED_JUMP_BACKWARD', 246) +def_op('INSTRUMENTED_RETURN_CONST', 247) +def_op('INSTRUMENTED_FOR_ITER', 248) +def_op('INSTRUMENTED_POP_JUMP_IF_FALSE', 249) +def_op('INSTRUMENTED_POP_JUMP_IF_TRUE', 250) +def_op('INSTRUMENTED_END_FOR', 251) +def_op('INSTRUMENTED_END_SEND', 252) +def_op('INSTRUMENTED_INSTRUCTION', 253) +def_op('INSTRUMENTED_LINE', 254) +# 255 is reserved + hasarg.extend([op for op in opmap.values() if op >= HAVE_ARGUMENT]) MIN_PSEUDO_OPCODE = 256 diff --git a/Lib/test/test__opcode.py b/Lib/test/test__opcode.py index 31f3c53..7640c6f 100644 --- a/Lib/test/test__opcode.py +++ b/Lib/test/test__opcode.py @@ -20,6 +20,8 @@ class OpcodeTests(unittest.TestCase): # All defined opcodes has_arg = dis.hasarg for name, code in filter(lambda item: item[0] not in dis.deoptmap, dis.opmap.items()): + if code >= opcode.MIN_INSTRUMENTED_OPCODE: + continue with self.subTest(opname=name): if code not in has_arg: stack_effect(code) @@ -47,6 +49,8 @@ class OpcodeTests(unittest.TestCase): has_exc = dis.hasexc has_jump = dis.hasjabs + dis.hasjrel for name, code in filter(lambda item: item[0] not in dis.deoptmap, dis.opmap.items()): + if code >= opcode.MIN_INSTRUMENTED_OPCODE: + continue with self.subTest(opname=name): if code not in has_arg: common = stack_effect(code) diff --git a/Lib/test/test_bdb.py b/Lib/test/test_bdb.py index 042c2da..fc4b809 100644 --- a/Lib/test/test_bdb.py +++ b/Lib/test/test_bdb.py @@ -433,8 +433,9 @@ class TracerRun(): not_empty = '' if self.tracer.set_list: not_empty += 'All paired tuples have not been processed, ' - not_empty += ('the last one was number %d' % + not_empty += ('the last one was number %d\n' % self.tracer.expect_set_no) + not_empty += repr(self.tracer.set_list) # Make a BdbNotExpectedError a unittest failure. if type_ is not None and issubclass(BdbNotExpectedError, type_): diff --git a/Lib/test/test_code.py b/Lib/test/test_code.py index 7543c9a..ecb3525 100644 --- a/Lib/test/test_code.py +++ b/Lib/test/test_code.py @@ -349,14 +349,14 @@ class CodeTest(unittest.TestCase): def foo(): pass - # assert that opcode 238 is invalid - self.assertEqual(opname[238], '<238>') + # assert that opcode 229 is invalid + self.assertEqual(opname[229], '<229>') - # change first opcode to 0xee (=238) + # change first opcode to 0xeb (=229) foo.__code__ = foo.__code__.replace( - co_code=b'\xee' + foo.__code__.co_code[1:]) + co_code=b'\xe5' + foo.__code__.co_code[1:]) - msg = f"unknown opcode 238" + msg = f"unknown opcode 229" with self.assertRaisesRegex(SystemError, msg): foo() diff --git a/Lib/test/test_dis.py b/Lib/test/test_dis.py index 4a21447..0a60a97 100644 --- a/Lib/test/test_dis.py +++ b/Lib/test/test_dis.py @@ -479,8 +479,7 @@ dis_asyncwith = """\ YIELD_VALUE 2 RESUME 3 JUMP_BACKWARD_NO_INTERRUPT 5 (to 14) - >> SWAP 2 - POP_TOP + >> END_SEND POP_TOP %3d LOAD_CONST 1 (1) @@ -492,11 +491,11 @@ dis_asyncwith = """\ CALL 2 GET_AWAITABLE 2 LOAD_CONST 0 (None) - >> SEND 3 (to 62) + >> SEND 3 (to 60) YIELD_VALUE 2 RESUME 3 - JUMP_BACKWARD_NO_INTERRUPT 5 (to 52) - >> POP_TOP + JUMP_BACKWARD_NO_INTERRUPT 5 (to 50) + >> END_SEND POP_TOP %3d LOAD_CONST 2 (2) @@ -504,21 +503,20 @@ dis_asyncwith = """\ RETURN_CONST 0 (None) %3d >> CLEANUP_THROW - JUMP_BACKWARD 26 (to 24) + JUMP_BACKWARD 25 (to 24) >> CLEANUP_THROW - JUMP_BACKWARD 9 (to 62) + JUMP_BACKWARD 9 (to 60) >> PUSH_EXC_INFO WITH_EXCEPT_START GET_AWAITABLE 2 LOAD_CONST 0 (None) - >> SEND 4 (to 100) + >> SEND 4 (to 98) YIELD_VALUE 3 RESUME 3 - JUMP_BACKWARD_NO_INTERRUPT 5 (to 88) + JUMP_BACKWARD_NO_INTERRUPT 5 (to 86) >> CLEANUP_THROW - >> SWAP 2 - POP_TOP - POP_JUMP_IF_TRUE 1 (to 108) + >> END_SEND + POP_JUMP_IF_TRUE 1 (to 104) RERAISE 2 >> POP_TOP POP_EXCEPT @@ -878,9 +876,9 @@ class DisTests(DisTestBase): def test_widths(self): long_opcodes = set(['JUMP_BACKWARD_NO_INTERRUPT', - ]) + 'INSTRUMENTED_CALL_FUNCTION_EX']) for opcode, opname in enumerate(dis.opname): - if opname in long_opcodes: + if opname in long_opcodes or opname.startswith("INSTRUMENTED"): continue with self.subTest(opname=opname): width = dis._OPNAME_WIDTH diff --git a/Lib/test/test_monitoring.py b/Lib/test/test_monitoring.py new file mode 100644 index 0000000..4aad3da --- /dev/null +++ b/Lib/test/test_monitoring.py @@ -0,0 +1,1044 @@ +"""Test suite for the sys.monitoring.""" + +import collections +import functools +import operator +import sys +import types +import unittest + + +PAIR = (0,1) + +def f1(): + pass + +def f2(): + len([]) + sys.getsizeof(0) + +def floop(): + for item in PAIR: + pass + +def gen(): + yield + yield + +def g1(): + for _ in gen(): + pass + +TEST_TOOL = 2 +TEST_TOOL2 = 3 +TEST_TOOL3 = 4 + +class MonitoringBasicTest(unittest.TestCase): + + def test_has_objects(self): + m = sys.monitoring + m.events + m.use_tool_id + m.free_tool_id + m.get_tool + m.get_events + m.set_events + m.get_local_events + m.set_local_events + m.register_callback + m.restart_events + m.DISABLE + m.MISSING + m.events.NO_EVENTS + + def test_tool(self): + sys.monitoring.use_tool_id(TEST_TOOL, "MonitoringTest.Tool") + self.assertEqual(sys.monitoring.get_tool(TEST_TOOL), "MonitoringTest.Tool") + sys.monitoring.set_events(TEST_TOOL, 15) + self.assertEqual(sys.monitoring.get_events(TEST_TOOL), 15) + sys.monitoring.set_events(TEST_TOOL, 0) + with self.assertRaises(ValueError): + sys.monitoring.set_events(TEST_TOOL, sys.monitoring.events.C_RETURN) + with self.assertRaises(ValueError): + sys.monitoring.set_events(TEST_TOOL, sys.monitoring.events.C_RAISE) + sys.monitoring.free_tool_id(TEST_TOOL) + self.assertEqual(sys.monitoring.get_tool(TEST_TOOL), None) + with self.assertRaises(ValueError): + sys.monitoring.set_events(TEST_TOOL, sys.monitoring.events.CALL) + + +class MonitoringTestBase: + + def setUp(self): + # Check that a previous test hasn't left monitoring on. + for tool in range(6): + self.assertEqual(sys.monitoring.get_events(tool), 0) + self.assertIs(sys.monitoring.get_tool(TEST_TOOL), None) + self.assertIs(sys.monitoring.get_tool(TEST_TOOL2), None) + self.assertIs(sys.monitoring.get_tool(TEST_TOOL3), None) + sys.monitoring.use_tool_id(TEST_TOOL, "test " + self.__class__.__name__) + sys.monitoring.use_tool_id(TEST_TOOL2, "test2 " + self.__class__.__name__) + sys.monitoring.use_tool_id(TEST_TOOL3, "test3 " + self.__class__.__name__) + + def tearDown(self): + # Check that test hasn't left monitoring on. + for tool in range(6): + self.assertEqual(sys.monitoring.get_events(tool), 0) + sys.monitoring.free_tool_id(TEST_TOOL) + sys.monitoring.free_tool_id(TEST_TOOL2) + sys.monitoring.free_tool_id(TEST_TOOL3) + + +class MonitoringCountTest(MonitoringTestBase, unittest.TestCase): + + def check_event_count(self, func, event, expected): + + class Counter: + def __init__(self): + self.count = 0 + def __call__(self, *args): + self.count += 1 + + counter = Counter() + sys.monitoring.register_callback(TEST_TOOL, event, counter) + if event == E.C_RETURN or event == E.C_RAISE: + sys.monitoring.set_events(TEST_TOOL, E.CALL) + else: + sys.monitoring.set_events(TEST_TOOL, event) + self.assertEqual(counter.count, 0) + counter.count = 0 + func() + self.assertEqual(counter.count, expected) + prev = sys.monitoring.register_callback(TEST_TOOL, event, None) + counter.count = 0 + func() + self.assertEqual(counter.count, 0) + self.assertEqual(prev, counter) + sys.monitoring.set_events(TEST_TOOL, 0) + + def test_start_count(self): + self.check_event_count(f1, E.PY_START, 1) + + def test_resume_count(self): + self.check_event_count(g1, E.PY_RESUME, 2) + + def test_return_count(self): + self.check_event_count(f1, E.PY_RETURN, 1) + + def test_call_count(self): + self.check_event_count(f2, E.CALL, 3) + + def test_c_return_count(self): + self.check_event_count(f2, E.C_RETURN, 2) + + +E = sys.monitoring.events + +SIMPLE_EVENTS = [ + (E.PY_START, "start"), + (E.PY_RESUME, "resume"), + (E.PY_RETURN, "return"), + (E.PY_YIELD, "yield"), + (E.JUMP, "jump"), + (E.BRANCH, "branch"), + (E.RAISE, "raise"), + (E.PY_UNWIND, "unwind"), + (E.EXCEPTION_HANDLED, "exception_handled"), + (E.C_RAISE, "c_raise"), + (E.C_RETURN, "c_return"), +] + +SIMPLE_EVENT_SET = functools.reduce(operator.or_, [ev for (ev, _) in SIMPLE_EVENTS], 0) | E.CALL + + +def just_pass(): + pass + +just_pass.events = [ + "py_call", + "start", + "return", +] + +def just_raise(): + raise Exception + +just_raise.events = [ + 'py_call', + "start", + "raise", + "unwind", +] + +def just_call(): + len([]) + +just_call.events = [ + 'py_call', + "start", + "c_call", + "c_return", + "return", +] + +def caught(): + try: + 1/0 + except Exception: + pass + +caught.events = [ + 'py_call', + "start", + "raise", + "exception_handled", + "branch", + "return", +] + +def nested_call(): + just_pass() + +nested_call.events = [ + "py_call", + "start", + "py_call", + "start", + "return", + "return", +] + +PY_CALLABLES = (types.FunctionType, types.MethodType) + +class MonitoringEventsBase(MonitoringTestBase): + + def gather_events(self, func): + events = [] + for event, event_name in SIMPLE_EVENTS: + def record(*args, event_name=event_name): + events.append(event_name) + sys.monitoring.register_callback(TEST_TOOL, event, record) + def record_call(code, offset, obj, arg): + if isinstance(obj, PY_CALLABLES): + events.append("py_call") + else: + events.append("c_call") + sys.monitoring.register_callback(TEST_TOOL, E.CALL, record_call) + sys.monitoring.set_events(TEST_TOOL, SIMPLE_EVENT_SET) + events = [] + try: + func() + except: + pass + sys.monitoring.set_events(TEST_TOOL, 0) + #Remove the final event, the call to `sys.monitoring.set_events` + events = events[:-1] + return events + + def check_events(self, func, expected=None): + events = self.gather_events(func) + if expected is None: + expected = func.events + self.assertEqual(events, expected) + + +class MonitoringEventsTest(MonitoringEventsBase, unittest.TestCase): + + def test_just_pass(self): + self.check_events(just_pass) + + def test_just_raise(self): + try: + self.check_events(just_raise) + except Exception: + pass + self.assertEqual(sys.monitoring.get_events(TEST_TOOL), 0) + + def test_just_call(self): + self.check_events(just_call) + + def test_caught(self): + self.check_events(caught) + + def test_nested_call(self): + self.check_events(nested_call) + +UP_EVENTS = (E.C_RETURN, E.C_RAISE, E.PY_RETURN, E.PY_UNWIND, E.PY_YIELD) +DOWN_EVENTS = (E.PY_START, E.PY_RESUME) + +from test.profilee import testfunc + +class SimulateProfileTest(MonitoringEventsBase, unittest.TestCase): + + def test_balanced(self): + events = self.gather_events(testfunc) + c = collections.Counter(events) + self.assertEqual(c["c_call"], c["c_return"]) + self.assertEqual(c["start"], c["return"] + c["unwind"]) + self.assertEqual(c["raise"], c["exception_handled"] + c["unwind"]) + + def test_frame_stack(self): + self.maxDiff = None + stack = [] + errors = [] + seen = set() + def up(*args): + frame = sys._getframe(1) + if not stack: + errors.append("empty") + else: + expected = stack.pop() + if frame != expected: + errors.append(f" Popping {frame} expected {expected}") + def down(*args): + frame = sys._getframe(1) + stack.append(frame) + seen.add(frame.f_code) + def call(code, offset, callable, arg): + if not isinstance(callable, PY_CALLABLES): + stack.append(sys._getframe(1)) + for event in UP_EVENTS: + sys.monitoring.register_callback(TEST_TOOL, event, up) + for event in DOWN_EVENTS: + sys.monitoring.register_callback(TEST_TOOL, event, down) + sys.monitoring.register_callback(TEST_TOOL, E.CALL, call) + sys.monitoring.set_events(TEST_TOOL, SIMPLE_EVENT_SET) + testfunc() + sys.monitoring.set_events(TEST_TOOL, 0) + self.assertEqual(errors, []) + self.assertEqual(stack, [sys._getframe()]) + self.assertEqual(len(seen), 9) + + +class CounterWithDisable: + + def __init__(self): + self.disable = False + self.count = 0 + + def __call__(self, *args): + self.count += 1 + if self.disable: + return sys.monitoring.DISABLE + + +class RecorderWithDisable: + + def __init__(self, events): + self.disable = False + self.events = events + + def __call__(self, code, event): + self.events.append(event) + if self.disable: + return sys.monitoring.DISABLE + + +class MontoringDisableAndRestartTest(MonitoringTestBase, unittest.TestCase): + + def test_disable(self): + try: + counter = CounterWithDisable() + sys.monitoring.register_callback(TEST_TOOL, E.PY_START, counter) + sys.monitoring.set_events(TEST_TOOL, E.PY_START) + self.assertEqual(counter.count, 0) + counter.count = 0 + f1() + self.assertEqual(counter.count, 1) + counter.disable = True + counter.count = 0 + f1() + self.assertEqual(counter.count, 1) + counter.count = 0 + f1() + self.assertEqual(counter.count, 0) + sys.monitoring.set_events(TEST_TOOL, 0) + finally: + sys.monitoring.restart_events() + + def test_restart(self): + try: + counter = CounterWithDisable() + sys.monitoring.register_callback(TEST_TOOL, E.PY_START, counter) + sys.monitoring.set_events(TEST_TOOL, E.PY_START) + counter.disable = True + f1() + counter.count = 0 + f1() + self.assertEqual(counter.count, 0) + sys.monitoring.restart_events() + counter.count = 0 + f1() + self.assertEqual(counter.count, 1) + sys.monitoring.set_events(TEST_TOOL, 0) + finally: + sys.monitoring.restart_events() + + +class MultipleMonitorsTest(MonitoringTestBase, unittest.TestCase): + + def test_two_same(self): + try: + self.assertEqual(sys.monitoring._all_events(), {}) + counter1 = CounterWithDisable() + counter2 = CounterWithDisable() + sys.monitoring.register_callback(TEST_TOOL, E.PY_START, counter1) + sys.monitoring.register_callback(TEST_TOOL2, E.PY_START, counter2) + sys.monitoring.set_events(TEST_TOOL, E.PY_START) + sys.monitoring.set_events(TEST_TOOL2, E.PY_START) + self.assertEqual(sys.monitoring.get_events(TEST_TOOL), E.PY_START) + self.assertEqual(sys.monitoring.get_events(TEST_TOOL2), E.PY_START) + self.assertEqual(sys.monitoring._all_events(), {'PY_START': (1 << TEST_TOOL) | (1 << TEST_TOOL2)}) + counter1.count = 0 + counter2.count = 0 + f1() + count1 = counter1.count + count2 = counter2.count + self.assertEqual((count1, count2), (1, 1)) + finally: + sys.monitoring.set_events(TEST_TOOL, 0) + sys.monitoring.set_events(TEST_TOOL2, 0) + sys.monitoring.register_callback(TEST_TOOL, E.PY_START, None) + sys.monitoring.register_callback(TEST_TOOL2, E.PY_START, None) + self.assertEqual(sys.monitoring._all_events(), {}) + + def test_three_same(self): + try: + self.assertEqual(sys.monitoring._all_events(), {}) + counter1 = CounterWithDisable() + counter2 = CounterWithDisable() + counter3 = CounterWithDisable() + sys.monitoring.register_callback(TEST_TOOL, E.PY_START, counter1) + sys.monitoring.register_callback(TEST_TOOL2, E.PY_START, counter2) + sys.monitoring.register_callback(TEST_TOOL3, E.PY_START, counter3) + sys.monitoring.set_events(TEST_TOOL, E.PY_START) + sys.monitoring.set_events(TEST_TOOL2, E.PY_START) + sys.monitoring.set_events(TEST_TOOL3, E.PY_START) + self.assertEqual(sys.monitoring.get_events(TEST_TOOL), E.PY_START) + self.assertEqual(sys.monitoring.get_events(TEST_TOOL2), E.PY_START) + self.assertEqual(sys.monitoring.get_events(TEST_TOOL3), E.PY_START) + self.assertEqual(sys.monitoring._all_events(), {'PY_START': (1 << TEST_TOOL) | (1 << TEST_TOOL2) | (1 << TEST_TOOL3)}) + counter1.count = 0 + counter2.count = 0 + counter3.count = 0 + f1() + count1 = counter1.count + count2 = counter2.count + count3 = counter3.count + self.assertEqual((count1, count2, count3), (1, 1, 1)) + finally: + sys.monitoring.set_events(TEST_TOOL, 0) + sys.monitoring.set_events(TEST_TOOL2, 0) + sys.monitoring.set_events(TEST_TOOL3, 0) + sys.monitoring.register_callback(TEST_TOOL, E.PY_START, None) + sys.monitoring.register_callback(TEST_TOOL2, E.PY_START, None) + sys.monitoring.register_callback(TEST_TOOL3, E.PY_START, None) + self.assertEqual(sys.monitoring._all_events(), {}) + + def test_two_different(self): + try: + self.assertEqual(sys.monitoring._all_events(), {}) + counter1 = CounterWithDisable() + counter2 = CounterWithDisable() + sys.monitoring.register_callback(TEST_TOOL, E.PY_START, counter1) + sys.monitoring.register_callback(TEST_TOOL2, E.PY_RETURN, counter2) + sys.monitoring.set_events(TEST_TOOL, E.PY_START) + sys.monitoring.set_events(TEST_TOOL2, E.PY_RETURN) + self.assertEqual(sys.monitoring.get_events(TEST_TOOL), E.PY_START) + self.assertEqual(sys.monitoring.get_events(TEST_TOOL2), E.PY_RETURN) + self.assertEqual(sys.monitoring._all_events(), {'PY_START': 1 << TEST_TOOL, 'PY_RETURN': 1 << TEST_TOOL2}) + counter1.count = 0 + counter2.count = 0 + f1() + count1 = counter1.count + count2 = counter2.count + self.assertEqual((count1, count2), (1, 1)) + finally: + sys.monitoring.set_events(TEST_TOOL, 0) + sys.monitoring.set_events(TEST_TOOL2, 0) + sys.monitoring.register_callback(TEST_TOOL, E.PY_START, None) + sys.monitoring.register_callback(TEST_TOOL2, E.PY_RETURN, None) + self.assertEqual(sys.monitoring._all_events(), {}) + + def test_two_with_disable(self): + try: + self.assertEqual(sys.monitoring._all_events(), {}) + counter1 = CounterWithDisable() + counter2 = CounterWithDisable() + sys.monitoring.register_callback(TEST_TOOL, E.PY_START, counter1) + sys.monitoring.register_callback(TEST_TOOL2, E.PY_START, counter2) + sys.monitoring.set_events(TEST_TOOL, E.PY_START) + sys.monitoring.set_events(TEST_TOOL2, E.PY_START) + self.assertEqual(sys.monitoring.get_events(TEST_TOOL), E.PY_START) + self.assertEqual(sys.monitoring.get_events(TEST_TOOL2), E.PY_START) + self.assertEqual(sys.monitoring._all_events(), {'PY_START': (1 << TEST_TOOL) | (1 << TEST_TOOL2)}) + counter1.count = 0 + counter2.count = 0 + counter1.disable = True + f1() + count1 = counter1.count + count2 = counter2.count + self.assertEqual((count1, count2), (1, 1)) + counter1.count = 0 + counter2.count = 0 + f1() + count1 = counter1.count + count2 = counter2.count + self.assertEqual((count1, count2), (0, 1)) + finally: + sys.monitoring.set_events(TEST_TOOL, 0) + sys.monitoring.set_events(TEST_TOOL2, 0) + sys.monitoring.register_callback(TEST_TOOL, E.PY_START, None) + sys.monitoring.register_callback(TEST_TOOL2, E.PY_START, None) + self.assertEqual(sys.monitoring._all_events(), {}) + sys.monitoring.restart_events() + +class LineMonitoringTest(MonitoringTestBase, unittest.TestCase): + + def test_lines_single(self): + try: + self.assertEqual(sys.monitoring._all_events(), {}) + events = [] + recorder = RecorderWithDisable(events) + sys.monitoring.register_callback(TEST_TOOL, E.LINE, recorder) + sys.monitoring.set_events(TEST_TOOL, E.LINE) + f1() + sys.monitoring.set_events(TEST_TOOL, 0) + sys.monitoring.register_callback(TEST_TOOL, E.LINE, None) + start = LineMonitoringTest.test_lines_single.__code__.co_firstlineno + self.assertEqual(events, [start+7, 14, start+8]) + finally: + sys.monitoring.set_events(TEST_TOOL, 0) + sys.monitoring.register_callback(TEST_TOOL, E.LINE, None) + self.assertEqual(sys.monitoring._all_events(), {}) + sys.monitoring.restart_events() + + def test_lines_loop(self): + try: + self.assertEqual(sys.monitoring._all_events(), {}) + events = [] + recorder = RecorderWithDisable(events) + sys.monitoring.register_callback(TEST_TOOL, E.LINE, recorder) + sys.monitoring.set_events(TEST_TOOL, E.LINE) + floop() + sys.monitoring.set_events(TEST_TOOL, 0) + sys.monitoring.register_callback(TEST_TOOL, E.LINE, None) + start = LineMonitoringTest.test_lines_loop.__code__.co_firstlineno + self.assertEqual(events, [start+7, 21, 22, 22, 21, start+8]) + finally: + sys.monitoring.set_events(TEST_TOOL, 0) + sys.monitoring.register_callback(TEST_TOOL, E.LINE, None) + self.assertEqual(sys.monitoring._all_events(), {}) + sys.monitoring.restart_events() + + def test_lines_two(self): + try: + self.assertEqual(sys.monitoring._all_events(), {}) + events = [] + recorder = RecorderWithDisable(events) + events2 = [] + recorder2 = RecorderWithDisable(events2) + sys.monitoring.register_callback(TEST_TOOL, E.LINE, recorder) + sys.monitoring.register_callback(TEST_TOOL2, E.LINE, recorder2) + sys.monitoring.set_events(TEST_TOOL, E.LINE); sys.monitoring.set_events(TEST_TOOL2, E.LINE) + f1() + sys.monitoring.set_events(TEST_TOOL, 0); sys.monitoring.set_events(TEST_TOOL2, 0) + sys.monitoring.register_callback(TEST_TOOL, E.LINE, None) + sys.monitoring.register_callback(TEST_TOOL2, E.LINE, None) + start = LineMonitoringTest.test_lines_two.__code__.co_firstlineno + expected = [start+10, 14, start+11] + self.assertEqual(events, expected) + self.assertEqual(events2, expected) + finally: + sys.monitoring.set_events(TEST_TOOL, 0) + sys.monitoring.set_events(TEST_TOOL2, 0) + sys.monitoring.register_callback(TEST_TOOL, E.LINE, None) + sys.monitoring.register_callback(TEST_TOOL2, E.LINE, None) + self.assertEqual(sys.monitoring._all_events(), {}) + sys.monitoring.restart_events() + + def check_lines(self, func, expected, tool=TEST_TOOL): + try: + self.assertEqual(sys.monitoring._all_events(), {}) + events = [] + recorder = RecorderWithDisable(events) + sys.monitoring.register_callback(tool, E.LINE, recorder) + sys.monitoring.set_events(tool, E.LINE) + func() + sys.monitoring.set_events(tool, 0) + sys.monitoring.register_callback(tool, E.LINE, None) + lines = [ line - func.__code__.co_firstlineno for line in events[1:-1] ] + self.assertEqual(lines, expected) + finally: + sys.monitoring.set_events(tool, 0) + + + def test_linear(self): + + def func(): + line = 1 + line = 2 + line = 3 + line = 4 + line = 5 + + self.check_lines(func, [1,2,3,4,5]) + + def test_branch(self): + def func(): + if "true".startswith("t"): + line = 2 + line = 3 + else: + line = 5 + line = 6 + + self.check_lines(func, [1,2,3,6]) + + def test_try_except(self): + + def func1(): + try: + line = 2 + line = 3 + except: + line = 5 + line = 6 + + self.check_lines(func1, [1,2,3,6]) + + def func2(): + try: + line = 2 + raise 3 + except: + line = 5 + line = 6 + + self.check_lines(func2, [1,2,3,4,5,6]) + + +class ExceptionRecorder: + + event_type = E.RAISE + + def __init__(self, events): + self.events = events + + def __call__(self, code, offset, exc): + self.events.append(("raise", type(exc))) + +class CheckEvents(MonitoringTestBase, unittest.TestCase): + + def check_events(self, func, expected, tool=TEST_TOOL, recorders=(ExceptionRecorder,)): + try: + self.assertEqual(sys.monitoring._all_events(), {}) + event_list = [] + all_events = 0 + for recorder in recorders: + ev = recorder.event_type + sys.monitoring.register_callback(tool, ev, recorder(event_list)) + all_events |= ev + sys.monitoring.set_events(tool, all_events) + func() + sys.monitoring.set_events(tool, 0) + for recorder in recorders: + sys.monitoring.register_callback(tool, recorder.event_type, None) + self.assertEqual(event_list, expected) + finally: + sys.monitoring.set_events(tool, 0) + for recorder in recorders: + sys.monitoring.register_callback(tool, recorder.event_type, None) + +class StopiterationRecorder(ExceptionRecorder): + + event_type = E.STOP_ITERATION + +class ExceptionMontoringTest(CheckEvents): + + recorder = ExceptionRecorder + + def test_simple_try_except(self): + + def func1(): + try: + line = 2 + raise KeyError + except: + line = 5 + line = 6 + + self.check_events(func1, [("raise", KeyError)]) + + def gen(): + yield 1 + return 2 + + def implicit_stop_iteration(): + for _ in gen(): + pass + + self.check_events(implicit_stop_iteration, [("raise", StopIteration)], recorders=(StopiterationRecorder,)) + +class LineRecorder: + + event_type = E.LINE + + + def __init__(self, events): + self.events = events + + def __call__(self, code, line): + self.events.append(("line", code.co_name, line - code.co_firstlineno)) + +class CallRecorder: + + event_type = E.CALL + + def __init__(self, events): + self.events = events + + def __call__(self, code, offset, func, arg): + self.events.append(("call", func.__name__, arg)) + +class CEventRecorder: + + def __init__(self, events): + self.events = events + + def __call__(self, code, offset, func, arg): + self.events.append((self.event_name, func.__name__, arg)) + +class CReturnRecorder(CEventRecorder): + + event_type = E.C_RETURN + event_name = "C return" + +class CRaiseRecorder(CEventRecorder): + + event_type = E.C_RAISE + event_name = "C raise" + +MANY_RECORDERS = ExceptionRecorder, CallRecorder, LineRecorder, CReturnRecorder, CRaiseRecorder + +class TestManyEvents(CheckEvents): + + def test_simple(self): + + def func1(): + line1 = 1 + line2 = 2 + line3 = 3 + + self.check_events(func1, recorders = MANY_RECORDERS, expected = [ + ('line', 'check_events', 10), + ('call', 'func1', sys.monitoring.MISSING), + ('line', 'func1', 1), + ('line', 'func1', 2), + ('line', 'func1', 3), + ('line', 'check_events', 11), + ('call', 'set_events', 2)]) + + def test_c_call(self): + + def func2(): + line1 = 1 + [].append(2) + line3 = 3 + + self.check_events(func2, recorders = MANY_RECORDERS, expected = [ + ('line', 'check_events', 10), + ('call', 'func2', sys.monitoring.MISSING), + ('line', 'func2', 1), + ('line', 'func2', 2), + ('call', 'append', [2]), + ('C return', 'append', [2]), + ('line', 'func2', 3), + ('line', 'check_events', 11), + ('call', 'set_events', 2)]) + + def test_try_except(self): + + def func3(): + try: + line = 2 + raise KeyError + except: + line = 5 + line = 6 + + self.check_events(func3, recorders = MANY_RECORDERS, expected = [ + ('line', 'check_events', 10), + ('call', 'func3', sys.monitoring.MISSING), + ('line', 'func3', 1), + ('line', 'func3', 2), + ('line', 'func3', 3), + ('raise', KeyError), + ('line', 'func3', 4), + ('line', 'func3', 5), + ('line', 'func3', 6), + ('line', 'check_events', 11), + ('call', 'set_events', 2)]) + +class InstructionRecorder: + + event_type = E.INSTRUCTION + + def __init__(self, events): + self.events = events + + def __call__(self, code, offset): + # Filter out instructions in check_events to lower noise + if code.co_name != "check_events": + self.events.append(("instruction", code.co_name, offset)) + + +LINE_AND_INSTRUCTION_RECORDERS = InstructionRecorder, LineRecorder + +class TestLineAndInstructionEvents(CheckEvents): + maxDiff = None + + def test_simple(self): + + def func1(): + line1 = 1 + line2 = 2 + line3 = 3 + + self.check_events(func1, recorders = LINE_AND_INSTRUCTION_RECORDERS, expected = [ + ('line', 'check_events', 10), + ('line', 'func1', 1), + ('instruction', 'func1', 2), + ('instruction', 'func1', 4), + ('line', 'func1', 2), + ('instruction', 'func1', 6), + ('instruction', 'func1', 8), + ('line', 'func1', 3), + ('instruction', 'func1', 10), + ('instruction', 'func1', 12), + ('instruction', 'func1', 14), + ('line', 'check_events', 11)]) + + def test_c_call(self): + + def func2(): + line1 = 1 + [].append(2) + line3 = 3 + + self.check_events(func2, recorders = LINE_AND_INSTRUCTION_RECORDERS, expected = [ + ('line', 'check_events', 10), + ('line', 'func2', 1), + ('instruction', 'func2', 2), + ('instruction', 'func2', 4), + ('line', 'func2', 2), + ('instruction', 'func2', 6), + ('instruction', 'func2', 8), + ('instruction', 'func2', 28), + ('instruction', 'func2', 30), + ('instruction', 'func2', 38), + ('line', 'func2', 3), + ('instruction', 'func2', 40), + ('instruction', 'func2', 42), + ('instruction', 'func2', 44), + ('line', 'check_events', 11)]) + + def test_try_except(self): + + def func3(): + try: + line = 2 + raise KeyError + except: + line = 5 + line = 6 + + self.check_events(func3, recorders = LINE_AND_INSTRUCTION_RECORDERS, expected = [ + ('line', 'check_events', 10), + ('line', 'func3', 1), + ('instruction', 'func3', 2), + ('line', 'func3', 2), + ('instruction', 'func3', 4), + ('instruction', 'func3', 6), + ('line', 'func3', 3), + ('instruction', 'func3', 8), + ('instruction', 'func3', 18), + ('instruction', 'func3', 20), + ('line', 'func3', 4), + ('instruction', 'func3', 22), + ('line', 'func3', 5), + ('instruction', 'func3', 24), + ('instruction', 'func3', 26), + ('instruction', 'func3', 28), + ('line', 'func3', 6), + ('instruction', 'func3', 30), + ('instruction', 'func3', 32), + ('instruction', 'func3', 34), + ('line', 'check_events', 11)]) + +class TestInstallIncrementallly(MonitoringTestBase, unittest.TestCase): + + def check_events(self, func, must_include, tool=TEST_TOOL, recorders=(ExceptionRecorder,)): + try: + self.assertEqual(sys.monitoring._all_events(), {}) + event_list = [] + all_events = 0 + for recorder in recorders: + all_events |= recorder.event_type + sys.monitoring.set_events(tool, all_events) + for recorder in recorders: + sys.monitoring.register_callback(tool, recorder.event_type, recorder(event_list)) + func() + sys.monitoring.set_events(tool, 0) + for recorder in recorders: + sys.monitoring.register_callback(tool, recorder.event_type, None) + for line in must_include: + self.assertIn(line, event_list) + finally: + sys.monitoring.set_events(tool, 0) + for recorder in recorders: + sys.monitoring.register_callback(tool, recorder.event_type, None) + + @staticmethod + def func1(): + line1 = 1 + + MUST_INCLUDE_LI = [ + ('instruction', 'func1', 2), + ('line', 'func1', 1), + ('instruction', 'func1', 4), + ('instruction', 'func1', 6)] + + def test_line_then_instruction(self): + recorders = [ LineRecorder, InstructionRecorder ] + self.check_events(self.func1, + recorders = recorders, must_include = self.EXPECTED_LI) + + def test_instruction_then_line(self): + recorders = [ InstructionRecorder, LineRecorderLowNoise ] + self.check_events(self.func1, + recorders = recorders, must_include = self.EXPECTED_LI) + + @staticmethod + def func2(): + len(()) + + MUST_INCLUDE_CI = [ + ('instruction', 'func2', 2), + ('call', 'func2', sys.monitoring.MISSING), + ('call', 'len', ()), + ('instruction', 'func2', 12), + ('instruction', 'func2', 14)] + + + + def test_line_then_instruction(self): + recorders = [ CallRecorder, InstructionRecorder ] + self.check_events(self.func2, + recorders = recorders, must_include = self.MUST_INCLUDE_CI) + + def test_instruction_then_line(self): + recorders = [ InstructionRecorder, CallRecorder ] + self.check_events(self.func2, + recorders = recorders, must_include = self.MUST_INCLUDE_CI) + +class TestLocalEvents(MonitoringTestBase, unittest.TestCase): + + def check_events(self, func, expected, tool=TEST_TOOL, recorders=(ExceptionRecorder,)): + try: + self.assertEqual(sys.monitoring._all_events(), {}) + event_list = [] + all_events = 0 + for recorder in recorders: + ev = recorder.event_type + sys.monitoring.register_callback(tool, ev, recorder(event_list)) + all_events |= ev + sys.monitoring.set_local_events(tool, func.__code__, all_events) + func() + sys.monitoring.set_local_events(tool, func.__code__, 0) + for recorder in recorders: + sys.monitoring.register_callback(tool, recorder.event_type, None) + self.assertEqual(event_list, expected) + finally: + sys.monitoring.set_local_events(tool, func.__code__, 0) + for recorder in recorders: + sys.monitoring.register_callback(tool, recorder.event_type, None) + + + def test_simple(self): + + def func1(): + line1 = 1 + line2 = 2 + line3 = 3 + + self.check_events(func1, recorders = MANY_RECORDERS, expected = [ + ('line', 'func1', 1), + ('line', 'func1', 2), + ('line', 'func1', 3)]) + + def test_c_call(self): + + def func2(): + line1 = 1 + [].append(2) + line3 = 3 + + self.check_events(func2, recorders = MANY_RECORDERS, expected = [ + ('line', 'func2', 1), + ('line', 'func2', 2), + ('call', 'append', [2]), + ('C return', 'append', [2]), + ('line', 'func2', 3)]) + + def test_try_except(self): + + def func3(): + try: + line = 2 + raise KeyError + except: + line = 5 + line = 6 + + self.check_events(func3, recorders = MANY_RECORDERS, expected = [ + ('line', 'func3', 1), + ('line', 'func3', 2), + ('line', 'func3', 3), + ('raise', KeyError), + ('line', 'func3', 4), + ('line', 'func3', 5), + ('line', 'func3', 6)]) + + +class TestSetGetEvents(MonitoringTestBase, unittest.TestCase): + + def test_global(self): + sys.monitoring.set_events(TEST_TOOL, E.PY_START) + self.assertEqual(sys.monitoring.get_events(TEST_TOOL), E.PY_START) + sys.monitoring.set_events(TEST_TOOL2, E.PY_START) + self.assertEqual(sys.monitoring.get_events(TEST_TOOL2), E.PY_START) + sys.monitoring.set_events(TEST_TOOL, 0) + self.assertEqual(sys.monitoring.get_events(TEST_TOOL), 0) + sys.monitoring.set_events(TEST_TOOL2,0) + self.assertEqual(sys.monitoring.get_events(TEST_TOOL2), 0) + + def test_local(self): + code = f1.__code__ + sys.monitoring.set_local_events(TEST_TOOL, code, E.PY_START) + self.assertEqual(sys.monitoring.get_local_events(TEST_TOOL, code), E.PY_START) + sys.monitoring.set_local_events(TEST_TOOL2, code, E.PY_START) + self.assertEqual(sys.monitoring.get_local_events(TEST_TOOL2, code), E.PY_START) + sys.monitoring.set_local_events(TEST_TOOL, code, 0) + self.assertEqual(sys.monitoring.get_local_events(TEST_TOOL, code), 0) + sys.monitoring.set_local_events(TEST_TOOL2, code, 0) + self.assertEqual(sys.monitoring.get_local_events(TEST_TOOL2, code), 0) + +class TestUninitialized(unittest.TestCase, MonitoringTestBase): + + @staticmethod + def f(): + pass + + def test_get_local_events_uninitialized(self): + self.assertEqual(sys.monitoring.get_local_events(TEST_TOOL, self.f.__code__), 0) diff --git a/Lib/test/test_sys.py b/Lib/test/test_sys.py index 890ffbf..1aebe1b 100644 --- a/Lib/test/test_sys.py +++ b/Lib/test/test_sys.py @@ -1445,7 +1445,7 @@ class SizeofTest(unittest.TestCase): def func(): return sys._getframe() x = func() - check(x, size('3Pi3c7P2ic??2P')) + check(x, size('3Pii3c7P2ic??2P')) # function def func(): pass check(func, size('14Pi')) diff --git a/Lib/test/test_sys_settrace.py b/Lib/test/test_sys_settrace.py index 4907c93..980321e 100644 --- a/Lib/test/test_sys_settrace.py +++ b/Lib/test/test_sys_settrace.py @@ -2808,5 +2808,65 @@ class TestEdgeCases(unittest.TestCase): sys.settrace(sys.gettrace()) +class TestLinesAfterTraceStarted(TraceTestCase): + + def test_events(self): + tracer = Tracer() + sys._getframe().f_trace = tracer.trace + sys.settrace(tracer.trace) + line = 4 + line = 5 + sys.settrace(None) + self.compare_events( + TestLinesAfterTraceStarted.test_events.__code__.co_firstlineno, + tracer.events, [ + (4, 'line'), + (5, 'line'), + (6, 'line')]) + + +class TestSetLocalTrace(TraceTestCase): + + def test_with_branches(self): + + def tracefunc(frame, event, arg): + if frame.f_code.co_name == "func": + frame.f_trace = tracefunc + line = frame.f_lineno - frame.f_code.co_firstlineno + events.append((line, event)) + return tracefunc + + def func(arg = 1): + N = 1 + if arg >= 2: + not_reached = 3 + else: + reached = 5 + if arg >= 3: + not_reached = 7 + else: + reached = 9 + the_end = 10 + + EXPECTED_EVENTS = [ + (0, 'call'), + (1, 'line'), + (2, 'line'), + (5, 'line'), + (6, 'line'), + (9, 'line'), + (10, 'line'), + (10, 'return'), + ] + + events = [] + sys.settrace(tracefunc) + sys._getframe().f_trace = tracefunc + func() + self.assertEqual(events, EXPECTED_EVENTS) + sys.settrace(None) + + + if __name__ == "__main__": unittest.main() diff --git a/Makefile.pre.in b/Makefile.pre.in index dc22683..afd503e 100644 --- a/Makefile.pre.in +++ b/Makefile.pre.in @@ -395,7 +395,9 @@ PYTHON_OBJS= \ Python/import.o \ Python/importdl.o \ Python/initconfig.o \ + Python/instrumentation.o \ Python/intrinsics.o \ + Python/legacy_tracing.o \ Python/marshal.o \ Python/modsupport.o \ Python/mysnprintf.o \ diff --git a/Misc/NEWS.d/next/Core and Builtins/2023-03-31-17-24-03.gh-issue-103082.isRUcV.rst b/Misc/NEWS.d/next/Core and Builtins/2023-03-31-17-24-03.gh-issue-103082.isRUcV.rst new file mode 100644 index 0000000..631ef4c --- /dev/null +++ b/Misc/NEWS.d/next/Core and Builtins/2023-03-31-17-24-03.gh-issue-103082.isRUcV.rst @@ -0,0 +1 @@ +Implement :pep:`669` Low Impact Monitoring for CPython. diff --git a/Objects/codeobject.c b/Objects/codeobject.c index 755d0b8..9b54c61 100644 --- a/Objects/codeobject.c +++ b/Objects/codeobject.c @@ -431,13 +431,13 @@ init_code(PyCodeObject *co, struct _PyCodeConstructor *con) if (_Py_next_func_version != 0) { _Py_next_func_version++; } + co->_co_monitoring = NULL; + co->_co_instrumentation_version = 0; /* not set */ co->co_weakreflist = NULL; co->co_extra = NULL; co->_co_cached = NULL; - co->_co_linearray_entry_size = 0; - co->_co_linearray = NULL; memcpy(_PyCode_CODE(co), PyBytes_AS_STRING(con->code), PyBytes_GET_SIZE(con->code)); int entry_point = 0; @@ -816,54 +816,6 @@ failed: * source location tracking (co_lines/co_positions) ******************/ -/* Use co_linetable to compute the line number from a bytecode index, addrq. See - lnotab_notes.txt for the details of the lnotab representation. -*/ - -int -_PyCode_CreateLineArray(PyCodeObject *co) -{ - assert(co->_co_linearray == NULL); - PyCodeAddressRange bounds; - int size; - int max_line = 0; - _PyCode_InitAddressRange(co, &bounds); - while(_PyLineTable_NextAddressRange(&bounds)) { - if (bounds.ar_line > max_line) { - max_line = bounds.ar_line; - } - } - if (max_line < (1 << 15)) { - size = 2; - } - else { - size = 4; - } - co->_co_linearray = PyMem_Malloc(Py_SIZE(co)*size); - if (co->_co_linearray == NULL) { - PyErr_NoMemory(); - return -1; - } - co->_co_linearray_entry_size = size; - _PyCode_InitAddressRange(co, &bounds); - while(_PyLineTable_NextAddressRange(&bounds)) { - int start = bounds.ar_start / sizeof(_Py_CODEUNIT); - int end = bounds.ar_end / sizeof(_Py_CODEUNIT); - for (int index = start; index < end; index++) { - assert(index < (int)Py_SIZE(co)); - if (size == 2) { - assert(((int16_t)bounds.ar_line) == bounds.ar_line); - ((int16_t *)co->_co_linearray)[index] = bounds.ar_line; - } - else { - assert(size == 4); - ((int32_t *)co->_co_linearray)[index] = bounds.ar_line; - } - } - } - return 0; -} - int PyCode_Addr2Line(PyCodeObject *co, int addrq) { @@ -871,9 +823,6 @@ PyCode_Addr2Line(PyCodeObject *co, int addrq) return co->co_firstlineno; } assert(addrq >= 0 && addrq < _PyCode_NBYTES(co)); - if (co->_co_linearray) { - return _PyCode_LineNumberFromArray(co, addrq / sizeof(_Py_CODEUNIT)); - } PyCodeAddressRange bounds; _PyCode_InitAddressRange(co, &bounds); return _PyCode_CheckLineNumber(addrq, &bounds); @@ -1531,17 +1480,17 @@ PyCode_GetFreevars(PyCodeObject *code) } static void -deopt_code(_Py_CODEUNIT *instructions, Py_ssize_t len) +deopt_code(PyCodeObject *code, _Py_CODEUNIT *instructions) { + Py_ssize_t len = Py_SIZE(code); for (int i = 0; i < len; i++) { - _Py_CODEUNIT instruction = instructions[i]; - int opcode = _PyOpcode_Deopt[instruction.op.code]; + int opcode = _Py_GetBaseOpcode(code, i); int caches = _PyOpcode_Caches[opcode]; instructions[i].op.code = opcode; - while (caches--) { - instructions[++i].op.code = CACHE; - instructions[i].op.arg = 0; + for (int j = 1; j <= caches; j++) { + instructions[i+j].cache = 0; } + i += caches; } } @@ -1559,7 +1508,7 @@ _PyCode_GetCode(PyCodeObject *co) if (code == NULL) { return NULL; } - deopt_code((_Py_CODEUNIT *)PyBytes_AS_STRING(code), Py_SIZE(co)); + deopt_code(co, (_Py_CODEUNIT *)PyBytes_AS_STRING(code)); assert(co->_co_cached->_co_code == NULL); co->_co_cached->_co_code = Py_NewRef(code); return code; @@ -1694,6 +1643,30 @@ code_new_impl(PyTypeObject *type, int argcount, int posonlyargcount, } static void +free_monitoring_data(_PyCoMonitoringData *data) +{ + if (data == NULL) { + return; + } + if (data->tools) { + PyMem_Free(data->tools); + } + if (data->lines) { + PyMem_Free(data->lines); + } + if (data->line_tools) { + PyMem_Free(data->line_tools); + } + if (data->per_instruction_opcodes) { + PyMem_Free(data->per_instruction_opcodes); + } + if (data->per_instruction_tools) { + PyMem_Free(data->per_instruction_tools); + } + PyMem_Free(data); +} + +static void code_dealloc(PyCodeObject *co) { assert(Py_REFCNT(co) == 0); @@ -1739,9 +1712,7 @@ code_dealloc(PyCodeObject *co) if (co->co_weakreflist != NULL) { PyObject_ClearWeakRefs((PyObject*)co); } - if (co->_co_linearray) { - PyMem_Free(co->_co_linearray); - } + free_monitoring_data(co->_co_monitoring); PyObject_Free(co); } @@ -1885,7 +1856,7 @@ code_hash(PyCodeObject *co) SCRAMBLE_IN(co->co_firstlineno); SCRAMBLE_IN(Py_SIZE(co)); for (int i = 0; i < Py_SIZE(co); i++) { - int deop = _PyOpcode_Deopt[_PyCode_CODE(co)[i].op.code]; + int deop = _Py_GetBaseOpcode(co, i); SCRAMBLE_IN(deop); SCRAMBLE_IN(_PyCode_CODE(co)[i].op.arg); i += _PyOpcode_Caches[deop]; @@ -2314,7 +2285,7 @@ _PyCode_ConstantKey(PyObject *op) void _PyStaticCode_Fini(PyCodeObject *co) { - deopt_code(_PyCode_CODE(co), Py_SIZE(co)); + deopt_code(co, _PyCode_CODE(co)); PyMem_Free(co->co_extra); if (co->_co_cached != NULL) { Py_CLEAR(co->_co_cached->_co_code); @@ -2329,10 +2300,8 @@ _PyStaticCode_Fini(PyCodeObject *co) PyObject_ClearWeakRefs((PyObject *)co); co->co_weakreflist = NULL; } - if (co->_co_linearray) { - PyMem_Free(co->_co_linearray); - co->_co_linearray = NULL; - } + free_monitoring_data(co->_co_monitoring); + co->_co_monitoring = NULL; } int diff --git a/Objects/frameobject.c b/Objects/frameobject.c index 63590d5..ef00701 100644 --- a/Objects/frameobject.c +++ b/Objects/frameobject.c @@ -17,7 +17,6 @@ static PyMemberDef frame_memberlist[] = { {"f_trace_lines", T_BOOL, OFF(f_trace_lines), 0}, - {"f_trace_opcodes", T_BOOL, OFF(f_trace_opcodes), 0}, {NULL} /* Sentinel */ }; @@ -104,24 +103,29 @@ frame_getback(PyFrameObject *f, void *closure) return res; } -// Given the index of the effective opcode, scan back to construct the oparg -// with EXTENDED_ARG. This only works correctly with *unquickened* code, -// obtained via a call to _PyCode_GetCode! -static unsigned int -get_arg(const _Py_CODEUNIT *codestr, Py_ssize_t i) +static PyObject * +frame_gettrace_opcodes(PyFrameObject *f, void *closure) { - _Py_CODEUNIT word; - unsigned int oparg = codestr[i].op.arg; - if (i >= 1 && (word = codestr[i-1]).op.code == EXTENDED_ARG) { - oparg |= word.op.arg << 8; - if (i >= 2 && (word = codestr[i-2]).op.code == EXTENDED_ARG) { - oparg |= word.op.arg << 16; - if (i >= 3 && (word = codestr[i-3]).op.code == EXTENDED_ARG) { - oparg |= word.op.arg << 24; - } - } + PyObject *result = f->f_trace_opcodes ? Py_True : Py_False; + return Py_NewRef(result); +} + +static int +frame_settrace_opcodes(PyFrameObject *f, PyObject* value, void *Py_UNUSED(ignored)) +{ + if (!PyBool_Check(value)) { + PyErr_SetString(PyExc_TypeError, + "attribute value type must be bool"); + return -1; + } + if (value == Py_True) { + f->f_trace_opcodes = 1; + _PyInterpreterState_GET()->f_opcode_trace_set = true; } - return oparg; + else { + f->f_trace_opcodes = 0; + } + return 0; } /* Model the evaluation stack, to determine which jumps @@ -299,46 +303,52 @@ mark_stacks(PyCodeObject *code_obj, int len) while (todo) { todo = 0; /* Scan instructions */ - for (i = 0; i < len; i++) { + for (i = 0; i < len;) { int64_t next_stack = stacks[i]; + opcode = _Py_GetBaseOpcode(code_obj, i); + int oparg = 0; + while (opcode == EXTENDED_ARG) { + oparg = (oparg << 8) | code[i].op.arg; + i++; + opcode = _Py_GetBaseOpcode(code_obj, i); + stacks[i] = next_stack; + } + int next_i = i + _PyOpcode_Caches[opcode] + 1; if (next_stack == UNINITIALIZED) { + i = next_i; continue; } - opcode = code[i].op.code; + oparg = (oparg << 8) | code[i].op.arg; switch (opcode) { case POP_JUMP_IF_FALSE: case POP_JUMP_IF_TRUE: { int64_t target_stack; - int j = get_arg(code, i); - j += i + 1; + int j = next_i + oparg; assert(j < len); - if (stacks[j] == UNINITIALIZED && j < i) { - todo = 1; - } next_stack = pop_value(next_stack); target_stack = next_stack; assert(stacks[j] == UNINITIALIZED || stacks[j] == target_stack); stacks[j] = target_stack; - stacks[i+1] = next_stack; + stacks[next_i] = next_stack; break; } case SEND: - j = get_arg(code, i) + i + INLINE_CACHE_ENTRIES_SEND + 1; + j = oparg + i + INLINE_CACHE_ENTRIES_SEND + 1; assert(j < len); assert(stacks[j] == UNINITIALIZED || stacks[j] == next_stack); stacks[j] = next_stack; - stacks[i+1] = next_stack; + stacks[next_i] = next_stack; break; case JUMP_FORWARD: - j = get_arg(code, i) + i + 1; + j = oparg + i + 1; assert(j < len); assert(stacks[j] == UNINITIALIZED || stacks[j] == next_stack); stacks[j] = next_stack; break; case JUMP_BACKWARD: case JUMP_BACKWARD_NO_INTERRUPT: - j = i + 1 - get_arg(code, i); + j = i + 1 - oparg; assert(j >= 0); assert(j < len); if (stacks[j] == UNINITIALIZED && j < i) { @@ -350,13 +360,13 @@ mark_stacks(PyCodeObject *code_obj, int len) case GET_ITER: case GET_AITER: next_stack = push_value(pop_value(next_stack), Iterator); - stacks[i+1] = next_stack; + stacks[next_i] = next_stack; break; case FOR_ITER: { int64_t target_stack = push_value(next_stack, Object); - stacks[i+1] = target_stack; - j = get_arg(code, i) + 1 + INLINE_CACHE_ENTRIES_FOR_ITER + i; + stacks[next_i] = target_stack; + j = oparg + 1 + INLINE_CACHE_ENTRIES_FOR_ITER + i; assert(j < len); assert(stacks[j] == UNINITIALIZED || stacks[j] == target_stack); stacks[j] = target_stack; @@ -364,16 +374,16 @@ mark_stacks(PyCodeObject *code_obj, int len) } case END_ASYNC_FOR: next_stack = pop_value(pop_value(next_stack)); - stacks[i+1] = next_stack; + stacks[next_i] = next_stack; break; case PUSH_EXC_INFO: next_stack = push_value(next_stack, Except); - stacks[i+1] = next_stack; + stacks[next_i] = next_stack; break; case POP_EXCEPT: assert(top_of_stack(next_stack) == Except); next_stack = pop_value(next_stack); - stacks[i+1] = next_stack; + stacks[next_i] = next_stack; break; case RETURN_VALUE: assert(pop_value(next_stack) == EMPTY_STACK); @@ -389,57 +399,62 @@ mark_stacks(PyCodeObject *code_obj, int len) break; case PUSH_NULL: next_stack = push_value(next_stack, Null); - stacks[i+1] = next_stack; + stacks[next_i] = next_stack; break; case LOAD_GLOBAL: { - int j = get_arg(code, i); + int j = oparg; if (j & 1) { next_stack = push_value(next_stack, Null); } next_stack = push_value(next_stack, Object); - stacks[i+1] = next_stack; + stacks[next_i] = next_stack; break; } case LOAD_ATTR: { assert(top_of_stack(next_stack) == Object); - int j = get_arg(code, i); + int j = oparg; if (j & 1) { next_stack = pop_value(next_stack); next_stack = push_value(next_stack, Null); next_stack = push_value(next_stack, Object); } - stacks[i+1] = next_stack; + stacks[next_i] = next_stack; break; } case CALL: { - int args = get_arg(code, i); + int args = oparg; for (int j = 0; j < args+2; j++) { next_stack = pop_value(next_stack); } next_stack = push_value(next_stack, Object); - stacks[i+1] = next_stack; + stacks[next_i] = next_stack; break; } case SWAP: { - int n = get_arg(code, i); + int n = oparg; next_stack = stack_swap(next_stack, n); - stacks[i+1] = next_stack; + stacks[next_i] = next_stack; break; } case COPY: { - int n = get_arg(code, i); + int n = oparg; next_stack = push_value(next_stack, peek(next_stack, n)); - stacks[i+1] = next_stack; + stacks[next_i] = next_stack; break; } + case CACHE: + case RESERVED: + { + assert(0); + } default: { - int delta = PyCompile_OpcodeStackEffect(opcode, get_arg(code, i)); + int delta = PyCompile_OpcodeStackEffect(opcode, oparg); assert(delta != PY_INVALID_STACK_EFFECT); while (delta < 0) { next_stack = pop_value(next_stack); @@ -449,9 +464,10 @@ mark_stacks(PyCodeObject *code_obj, int len) next_stack = push_value(next_stack, Object); delta--; } - stacks[i+1] = next_stack; + stacks[next_i] = next_stack; } } + i = next_i; } /* Scan exception table */ unsigned char *start = (unsigned char *)PyBytes_AS_STRING(code_obj->co_exceptiontable); @@ -646,31 +662,43 @@ frame_setlineno(PyFrameObject *f, PyObject* p_new_lineno, void *Py_UNUSED(ignore * In addition, jumps are forbidden when not tracing, * as this is a debugging feature. */ - switch(PyThreadState_GET()->tracing_what) { - case PyTrace_EXCEPTION: - PyErr_SetString(PyExc_ValueError, - "can only jump from a 'line' trace event"); - return -1; - case PyTrace_CALL: + int what_event = PyThreadState_GET()->what_event; + if (what_event < 0) { + PyErr_Format(PyExc_ValueError, + "f_lineno can only be set in a trace function"); + return -1; + } + switch (what_event) { + case PY_MONITORING_EVENT_PY_RESUME: + case PY_MONITORING_EVENT_JUMP: + case PY_MONITORING_EVENT_BRANCH: + case PY_MONITORING_EVENT_LINE: + case PY_MONITORING_EVENT_PY_YIELD: + /* Setting f_lineno is allowed for the above events */ + break; + case PY_MONITORING_EVENT_PY_START: PyErr_Format(PyExc_ValueError, "can't jump from the 'call' trace event of a new frame"); return -1; - case PyTrace_LINE: - break; - case PyTrace_RETURN: - if (state == FRAME_SUSPENDED) { - break; - } - /* fall through */ - default: + case PY_MONITORING_EVENT_CALL: + case PY_MONITORING_EVENT_C_RETURN: PyErr_SetString(PyExc_ValueError, + "can't jump during a call"); + return -1; + case PY_MONITORING_EVENT_PY_RETURN: + case PY_MONITORING_EVENT_PY_UNWIND: + case PY_MONITORING_EVENT_PY_THROW: + case PY_MONITORING_EVENT_RAISE: + case PY_MONITORING_EVENT_C_RAISE: + case PY_MONITORING_EVENT_INSTRUCTION: + case PY_MONITORING_EVENT_EXCEPTION_HANDLED: + PyErr_Format(PyExc_ValueError, "can only jump from a 'line' trace event"); return -1; - } - if (!f->f_trace) { - PyErr_Format(PyExc_ValueError, - "f_lineno can only be set by a trace function"); - return -1; + default: + PyErr_SetString(PyExc_SystemError, + "unexpected event type"); + return -1; } int new_lineno; @@ -803,6 +831,7 @@ frame_setlineno(PyFrameObject *f, PyObject* p_new_lineno, void *Py_UNUSED(ignore start_stack = pop_value(start_stack); } /* Finally set the new lasti and return OK. */ + f->f_last_traced_line = new_lineno; f->f_lineno = 0; f->f_frame->prev_instr = _PyCode_CODE(f->f_frame->f_code) + best_addr; return 0; @@ -823,7 +852,10 @@ frame_settrace(PyFrameObject *f, PyObject* v, void *closure) if (v == Py_None) { v = NULL; } - Py_XSETREF(f->f_trace, Py_XNewRef(v)); + if (v != f->f_trace) { + Py_XSETREF(f->f_trace, Py_XNewRef(v)); + f->f_last_traced_line = -1; + } return 0; } @@ -838,6 +870,7 @@ static PyGetSetDef frame_getsetlist[] = { {"f_globals", (getter)frame_getglobals, NULL, NULL}, {"f_builtins", (getter)frame_getbuiltins, NULL, NULL}, {"f_code", (getter)frame_getcode, NULL, NULL}, + {"f_trace_opcodes", (getter)frame_gettrace_opcodes, (setter)frame_settrace_opcodes, NULL}, {0} }; @@ -1023,6 +1056,7 @@ _PyFrame_New_NoTrack(PyCodeObject *code) f->f_trace_opcodes = 0; f->f_fast_as_locals = 0; f->f_lineno = 0; + f->f_last_traced_line = -1; return f; } diff --git a/Objects/object.c b/Objects/object.c index 71f098e..56747fa 100644 --- a/Objects/object.c +++ b/Objects/object.c @@ -1972,6 +1972,7 @@ extern PyTypeObject _Py_GenericAliasIterType; extern PyTypeObject _PyMemoryIter_Type; extern PyTypeObject _PyLineIterator; extern PyTypeObject _PyPositionsIterator; +extern PyTypeObject _PyLegacyEventHandler_Type; static PyTypeObject* static_types[] = { // The two most important base types: must be initialized first and @@ -2069,6 +2070,7 @@ static PyTypeObject* static_types[] = { &_PyHamt_BitmapNode_Type, &_PyHamt_CollisionNode_Type, &_PyHamt_Type, + &_PyLegacyEventHandler_Type, &_PyInterpreterID_Type, &_PyLineIterator, &_PyManagedBuffer_Type, diff --git a/PCbuild/_freeze_module.vcxproj b/PCbuild/_freeze_module.vcxproj index 70ca078..d897925 100644 --- a/PCbuild/_freeze_module.vcxproj +++ b/PCbuild/_freeze_module.vcxproj @@ -209,6 +209,8 @@ <ClCompile Include="..\Python\importdl.c" /> <ClCompile Include="..\Python\initconfig.c" /> <ClCompile Include="..\Python\intrinsics.c" /> + <ClCompile Include="..\Python\instrumentation.c" /> + <ClCompile Include="..\Python\legacy_tracing.c" /> <ClCompile Include="..\Python\marshal.c" /> <ClCompile Include="..\Python\modsupport.c" /> <ClCompile Include="..\Python\mysnprintf.c" /> diff --git a/PCbuild/_freeze_module.vcxproj.filters b/PCbuild/_freeze_module.vcxproj.filters index 464cbec..176935a 100644 --- a/PCbuild/_freeze_module.vcxproj.filters +++ b/PCbuild/_freeze_module.vcxproj.filters @@ -214,6 +214,12 @@ <ClCompile Include="..\Python\intrinsics.c"> <Filter>Source Files</Filter> </ClCompile> + <ClCompile Include="..\Python\instrumentation.c"> + <Filter>Source Files</Filter> + </ClCompile> + <ClCompile Include="..\Python\legacy_tracing.c"> + <Filter>Source Files</Filter> + </ClCompile> <ClCompile Include="..\Objects\interpreteridobject.c"> <Filter>Source Files</Filter> </ClCompile> diff --git a/PCbuild/pythoncore.vcxproj b/PCbuild/pythoncore.vcxproj index a465f99..8aafcb7 100644 --- a/PCbuild/pythoncore.vcxproj +++ b/PCbuild/pythoncore.vcxproj @@ -532,6 +532,8 @@ <ClCompile Include="..\Python\importdl.c" /> <ClCompile Include="..\Python\initconfig.c" /> <ClCompile Include="..\Python\intrinsics.c" /> + <ClCompile Include="..\Python\instrumentation.c" /> + <ClCompile Include="..\Python\legacy_tracing.c" /> <ClCompile Include="..\Python\marshal.c" /> <ClCompile Include="..\Python\modsupport.c" /> <ClCompile Include="..\Python\mysnprintf.c" /> diff --git a/PCbuild/pythoncore.vcxproj.filters b/PCbuild/pythoncore.vcxproj.filters index 52cd4bb..07476f3 100644 --- a/PCbuild/pythoncore.vcxproj.filters +++ b/PCbuild/pythoncore.vcxproj.filters @@ -1178,6 +1178,12 @@ <ClCompile Include="..\Python\intrinsics.c"> <Filter>Source Files</Filter> </ClCompile> + <ClCompile Include="..\Python\instrumentation.c"> + <Filter>Source Files</Filter> + </ClCompile> + <ClCompile Include="..\Python\legacy_tracing.c"> + <Filter>Source Files</Filter> + </ClCompile> <ClCompile Include="..\Python\marshal.c"> <Filter>Python</Filter> </ClCompile> diff --git a/Python/bytecodes.c b/Python/bytecodes.c index 72f85cc..5c6398a 100644 --- a/Python/bytecodes.c +++ b/Python/bytecodes.c @@ -14,6 +14,7 @@ #include "pycore_function.h" #include "pycore_intrinsics.h" #include "pycore_long.h" // _PyLong_GetZero() +#include "pycore_instruments.h" #include "pycore_object.h" // _PyObject_GC_TRACK() #include "pycore_moduleobject.h" // PyModuleObject #include "pycore_opcode.h" // EXTRA_CASES @@ -134,11 +135,45 @@ dummy_func( inst(RESUME, (--)) { assert(tstate->cframe == &cframe); assert(frame == cframe.current_frame); - if (_Py_atomic_load_relaxed_int32(eval_breaker) && oparg < 2) { + /* Possibly combine this with eval breaker */ + if (frame->f_code->_co_instrumentation_version != tstate->interp->monitoring_version) { + int err = _Py_Instrument(frame->f_code, tstate->interp); + ERROR_IF(err, error); + next_instr--; + } + else if (_Py_atomic_load_relaxed_int32(eval_breaker) && oparg < 2) { goto handle_eval_breaker; } } + inst(INSTRUMENTED_RESUME, (--)) { + /* Possible performance enhancement: + * We need to check the eval breaker anyway, can we + * combine the instrument verison check and the eval breaker test? + */ + if (frame->f_code->_co_instrumentation_version != tstate->interp->monitoring_version) { + if (_Py_Instrument(frame->f_code, tstate->interp)) { + goto error; + } + next_instr--; + } + else { + _PyFrame_SetStackPointer(frame, stack_pointer); + int err = _Py_call_instrumentation( + tstate, oparg > 0, frame, next_instr-1); + stack_pointer = _PyFrame_GetStackPointer(frame); + ERROR_IF(err, error); + if (frame->prev_instr != next_instr-1) { + /* Instrumentation has jumped */ + next_instr = frame->prev_instr; + DISPATCH(); + } + if (_Py_atomic_load_relaxed_int32(eval_breaker) && oparg < 2) { + goto handle_eval_breaker; + } + } + } + inst(LOAD_CLOSURE, (-- value)) { /* We keep LOAD_CLOSURE so that the bytecode stays more readable. */ value = GETLOCAL(oparg); @@ -183,6 +218,34 @@ dummy_func( macro(END_FOR) = POP_TOP + POP_TOP; + inst(INSTRUMENTED_END_FOR, (receiver, value --)) { + /* Need to create a fake StopIteration error here, + * to conform to PEP 380 */ + if (PyGen_Check(receiver)) { + PyErr_SetObject(PyExc_StopIteration, value); + if (monitor_stop_iteration(tstate, frame, next_instr-1)) { + goto error; + } + PyErr_SetRaisedException(NULL); + } + DECREF_INPUTS(); + } + + inst(END_SEND, (receiver, value -- value)) { + Py_DECREF(receiver); + } + + inst(INSTRUMENTED_END_SEND, (receiver, value -- value)) { + if (PyGen_Check(receiver) || PyCoro_CheckExact(receiver)) { + PyErr_SetObject(PyExc_StopIteration, value); + if (monitor_stop_iteration(tstate, frame, next_instr-1)) { + goto error; + } + PyErr_SetRaisedException(NULL); + } + Py_DECREF(receiver); + } + inst(UNARY_NEGATIVE, (value -- res)) { res = PyNumber_Negative(value); DECREF_INPUTS(); @@ -222,7 +285,6 @@ dummy_func( inst(BINARY_OP_MULTIPLY_INT, (unused/1, left, right -- prod)) { - assert(cframe.use_tracing == 0); DEOPT_IF(!PyLong_CheckExact(left), BINARY_OP); DEOPT_IF(!PyLong_CheckExact(right), BINARY_OP); STAT_INC(BINARY_OP, hit); @@ -233,7 +295,6 @@ dummy_func( } inst(BINARY_OP_MULTIPLY_FLOAT, (unused/1, left, right -- prod)) { - assert(cframe.use_tracing == 0); DEOPT_IF(!PyFloat_CheckExact(left), BINARY_OP); DEOPT_IF(!PyFloat_CheckExact(right), BINARY_OP); STAT_INC(BINARY_OP, hit); @@ -243,7 +304,6 @@ dummy_func( } inst(BINARY_OP_SUBTRACT_INT, (unused/1, left, right -- sub)) { - assert(cframe.use_tracing == 0); DEOPT_IF(!PyLong_CheckExact(left), BINARY_OP); DEOPT_IF(!PyLong_CheckExact(right), BINARY_OP); STAT_INC(BINARY_OP, hit); @@ -254,7 +314,6 @@ dummy_func( } inst(BINARY_OP_SUBTRACT_FLOAT, (unused/1, left, right -- sub)) { - assert(cframe.use_tracing == 0); DEOPT_IF(!PyFloat_CheckExact(left), BINARY_OP); DEOPT_IF(!PyFloat_CheckExact(right), BINARY_OP); STAT_INC(BINARY_OP, hit); @@ -263,7 +322,6 @@ dummy_func( } inst(BINARY_OP_ADD_UNICODE, (unused/1, left, right -- res)) { - assert(cframe.use_tracing == 0); DEOPT_IF(!PyUnicode_CheckExact(left), BINARY_OP); DEOPT_IF(Py_TYPE(right) != Py_TYPE(left), BINARY_OP); STAT_INC(BINARY_OP, hit); @@ -280,7 +338,6 @@ dummy_func( // specializations, but there is no output. // At the end we just skip over the STORE_FAST. inst(BINARY_OP_INPLACE_ADD_UNICODE, (left, right --)) { - assert(cframe.use_tracing == 0); DEOPT_IF(!PyUnicode_CheckExact(left), BINARY_OP); DEOPT_IF(Py_TYPE(right) != Py_TYPE(left), BINARY_OP); _Py_CODEUNIT true_next = next_instr[INLINE_CACHE_ENTRIES_BINARY_OP]; @@ -310,7 +367,6 @@ dummy_func( } inst(BINARY_OP_ADD_FLOAT, (unused/1, left, right -- sum)) { - assert(cframe.use_tracing == 0); DEOPT_IF(!PyFloat_CheckExact(left), BINARY_OP); DEOPT_IF(Py_TYPE(right) != Py_TYPE(left), BINARY_OP); STAT_INC(BINARY_OP, hit); @@ -320,7 +376,6 @@ dummy_func( } inst(BINARY_OP_ADD_INT, (unused/1, left, right -- sum)) { - assert(cframe.use_tracing == 0); DEOPT_IF(!PyLong_CheckExact(left), BINARY_OP); DEOPT_IF(Py_TYPE(right) != Py_TYPE(left), BINARY_OP); STAT_INC(BINARY_OP, hit); @@ -342,7 +397,6 @@ dummy_func( #if ENABLE_SPECIALIZATION _PyBinarySubscrCache *cache = (_PyBinarySubscrCache *)next_instr; if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) { - assert(cframe.use_tracing == 0); next_instr--; _Py_Specialize_BinarySubscr(container, sub, next_instr); DISPATCH_SAME_OPARG(); @@ -386,7 +440,6 @@ dummy_func( } inst(BINARY_SUBSCR_LIST_INT, (unused/1, list, sub -- res)) { - assert(cframe.use_tracing == 0); DEOPT_IF(!PyLong_CheckExact(sub), BINARY_SUBSCR); DEOPT_IF(!PyList_CheckExact(list), BINARY_SUBSCR); @@ -403,7 +456,6 @@ dummy_func( } inst(BINARY_SUBSCR_TUPLE_INT, (unused/1, tuple, sub -- res)) { - assert(cframe.use_tracing == 0); DEOPT_IF(!PyLong_CheckExact(sub), BINARY_SUBSCR); DEOPT_IF(!PyTuple_CheckExact(tuple), BINARY_SUBSCR); @@ -420,7 +472,6 @@ dummy_func( } inst(BINARY_SUBSCR_DICT, (unused/1, dict, sub -- res)) { - assert(cframe.use_tracing == 0); DEOPT_IF(!PyDict_CheckExact(dict), BINARY_SUBSCR); STAT_INC(BINARY_SUBSCR, hit); res = PyDict_GetItemWithError(dict, sub); @@ -479,7 +530,6 @@ dummy_func( inst(STORE_SUBSCR, (counter/1, v, container, sub -- )) { #if ENABLE_SPECIALIZATION if (ADAPTIVE_COUNTER_IS_ZERO(counter)) { - assert(cframe.use_tracing == 0); next_instr--; _Py_Specialize_StoreSubscr(container, sub, next_instr); DISPATCH_SAME_OPARG(); @@ -497,7 +547,6 @@ dummy_func( } inst(STORE_SUBSCR_LIST_INT, (unused/1, value, list, sub -- )) { - assert(cframe.use_tracing == 0); DEOPT_IF(!PyLong_CheckExact(sub), STORE_SUBSCR); DEOPT_IF(!PyList_CheckExact(list), STORE_SUBSCR); @@ -517,7 +566,6 @@ dummy_func( } inst(STORE_SUBSCR_DICT, (unused/1, value, dict, sub -- )) { - assert(cframe.use_tracing == 0); DEOPT_IF(!PyDict_CheckExact(dict), STORE_SUBSCR); STAT_INC(STORE_SUBSCR, hit); int err = _PyDict_SetItem_Take2((PyDictObject *)dict, sub, value); @@ -573,7 +621,6 @@ dummy_func( assert(EMPTY()); /* Restore previous cframe and return. */ tstate->cframe = cframe.previous; - tstate->cframe->use_tracing = cframe.use_tracing; assert(tstate->cframe->current_frame == frame->previous); assert(!_PyErr_Occurred(tstate)); _Py_LeaveRecursiveCallTstate(tstate); @@ -584,8 +631,24 @@ dummy_func( STACK_SHRINK(1); assert(EMPTY()); _PyFrame_SetStackPointer(frame, stack_pointer); - TRACE_FUNCTION_EXIT(); - DTRACE_FUNCTION_EXIT(); + _Py_LeaveRecursiveCallPy(tstate); + assert(frame != &entry_frame); + // GH-99729: We need to unlink the frame *before* clearing it: + _PyInterpreterFrame *dying = frame; + frame = cframe.current_frame = dying->previous; + _PyEvalFrameClearAndPop(tstate, dying); + _PyFrame_StackPush(frame, retval); + goto resume_frame; + } + + inst(INSTRUMENTED_RETURN_VALUE, (retval --)) { + int err = _Py_call_instrumentation_arg( + tstate, PY_MONITORING_EVENT_PY_RETURN, + frame, next_instr-1, retval); + if (err) goto error; + STACK_SHRINK(1); + assert(EMPTY()); + _PyFrame_SetStackPointer(frame, stack_pointer); _Py_LeaveRecursiveCallPy(tstate); assert(frame != &entry_frame); // GH-99729: We need to unlink the frame *before* clearing it: @@ -601,8 +664,25 @@ dummy_func( Py_INCREF(retval); assert(EMPTY()); _PyFrame_SetStackPointer(frame, stack_pointer); - TRACE_FUNCTION_EXIT(); - DTRACE_FUNCTION_EXIT(); + _Py_LeaveRecursiveCallPy(tstate); + assert(frame != &entry_frame); + // GH-99729: We need to unlink the frame *before* clearing it: + _PyInterpreterFrame *dying = frame; + frame = cframe.current_frame = dying->previous; + _PyEvalFrameClearAndPop(tstate, dying); + _PyFrame_StackPush(frame, retval); + goto resume_frame; + } + + inst(INSTRUMENTED_RETURN_CONST, (--)) { + PyObject *retval = GETITEM(frame->f_code->co_consts, oparg); + int err = _Py_call_instrumentation_arg( + tstate, PY_MONITORING_EVENT_PY_RETURN, + frame, next_instr-1, retval); + if (err) goto error; + Py_INCREF(retval); + assert(EMPTY()); + _PyFrame_SetStackPointer(frame, stack_pointer); _Py_LeaveRecursiveCallPy(tstate); assert(frame != &entry_frame); // GH-99729: We need to unlink the frame *before* clearing it: @@ -730,7 +810,6 @@ dummy_func( #if ENABLE_SPECIALIZATION _PySendCache *cache = (_PySendCache *)next_instr; if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) { - assert(cframe.use_tracing == 0); next_instr--; _Py_Specialize_Send(receiver, next_instr); DISPATCH_SAME_OPARG(); @@ -739,6 +818,20 @@ dummy_func( DECREMENT_ADAPTIVE_COUNTER(cache->counter); #endif /* ENABLE_SPECIALIZATION */ assert(frame != &entry_frame); + if ((Py_TYPE(receiver) == &PyGen_Type || + Py_TYPE(receiver) == &PyCoro_Type) && ((PyGenObject *)receiver)->gi_frame_state < FRAME_EXECUTING) + { + PyGenObject *gen = (PyGenObject *)receiver; + _PyInterpreterFrame *gen_frame = (_PyInterpreterFrame *)gen->gi_iframe; + frame->yield_offset = oparg; + STACK_SHRINK(1); + _PyFrame_StackPush(gen_frame, v); + gen->gi_frame_state = FRAME_EXECUTING; + gen->gi_exc_state.previous_item = tstate->exc_info; + tstate->exc_info = &gen->gi_exc_state; + JUMPBY(INLINE_CACHE_ENTRIES_SEND + oparg); + DISPATCH_INLINED(gen_frame); + } if (Py_IsNone(v) && PyIter_Check(receiver)) { retval = Py_TYPE(receiver)->tp_iternext(receiver); } @@ -746,26 +839,22 @@ dummy_func( retval = PyObject_CallMethodOneArg(receiver, &_Py_ID(send), v); } if (retval == NULL) { - if (tstate->c_tracefunc != NULL - && _PyErr_ExceptionMatches(tstate, PyExc_StopIteration)) - call_exc_trace(tstate->c_tracefunc, tstate->c_traceobj, tstate, frame); + if (_PyErr_ExceptionMatches(tstate, PyExc_StopIteration) + ) { + monitor_raise(tstate, frame, next_instr-1); + } if (_PyGen_FetchStopIterationValue(&retval) == 0) { assert(retval != NULL); JUMPBY(oparg); } else { - assert(retval == NULL); goto error; } } - else { - assert(retval != NULL); - } Py_DECREF(v); } inst(SEND_GEN, (unused/1, receiver, v -- receiver)) { - assert(cframe.use_tracing == 0); PyGenObject *gen = (PyGenObject *)receiver; DEOPT_IF(Py_TYPE(gen) != &PyGen_Type && Py_TYPE(gen) != &PyCoro_Type, SEND); @@ -782,6 +871,26 @@ dummy_func( DISPATCH_INLINED(gen_frame); } + inst(INSTRUMENTED_YIELD_VALUE, (retval -- unused)) { + assert(frame != &entry_frame); + PyGenObject *gen = _PyFrame_GetGenerator(frame); + gen->gi_frame_state = FRAME_SUSPENDED; + _PyFrame_SetStackPointer(frame, stack_pointer - 1); + int err = _Py_call_instrumentation_arg( + tstate, PY_MONITORING_EVENT_PY_YIELD, + frame, next_instr-1, retval); + if (err) goto error; + tstate->exc_info = gen->gi_exc_state.previous_item; + gen->gi_exc_state.previous_item = NULL; + _Py_LeaveRecursiveCallPy(tstate); + _PyInterpreterFrame *gen_frame = frame; + frame = cframe.current_frame = frame->previous; + gen_frame->previous = NULL; + frame->prev_instr -= frame->yield_offset; + _PyFrame_StackPush(frame, retval); + goto resume_frame; + } + inst(YIELD_VALUE, (retval -- unused)) { // NOTE: It's important that YIELD_VALUE never raises an exception! // The compiler treats any exception raised here as a failed close() @@ -790,8 +899,6 @@ dummy_func( PyGenObject *gen = _PyFrame_GetGenerator(frame); gen->gi_frame_state = FRAME_SUSPENDED; _PyFrame_SetStackPointer(frame, stack_pointer - 1); - TRACE_FUNCTION_EXIT(); - DTRACE_FUNCTION_EXIT(); tstate->exc_info = gen->gi_exc_state.previous_item; gen->gi_exc_state.previous_item = NULL; _Py_LeaveRecursiveCallPy(tstate); @@ -930,7 +1037,6 @@ dummy_func( #if ENABLE_SPECIALIZATION _PyUnpackSequenceCache *cache = (_PyUnpackSequenceCache *)next_instr; if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) { - assert(cframe.use_tracing == 0); next_instr--; _Py_Specialize_UnpackSequence(seq, next_instr, oparg); DISPATCH_SAME_OPARG(); @@ -994,7 +1100,6 @@ dummy_func( inst(STORE_ATTR, (counter/1, unused/3, v, owner --)) { #if ENABLE_SPECIALIZATION if (ADAPTIVE_COUNTER_IS_ZERO(counter)) { - assert(cframe.use_tracing == 0); PyObject *name = GETITEM(frame->f_code->co_names, oparg); next_instr--; _Py_Specialize_StoreAttr(owner, next_instr, name); @@ -1111,7 +1216,6 @@ dummy_func( #if ENABLE_SPECIALIZATION _PyLoadGlobalCache *cache = (_PyLoadGlobalCache *)next_instr; if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) { - assert(cframe.use_tracing == 0); PyObject *name = GETITEM(frame->f_code->co_names, oparg>>1); next_instr--; _Py_Specialize_LoadGlobal(GLOBALS(), BUILTINS(), next_instr, name); @@ -1163,7 +1267,6 @@ dummy_func( } inst(LOAD_GLOBAL_MODULE, (unused/1, index/1, version/1, unused/1 -- null if (oparg & 1), res)) { - assert(cframe.use_tracing == 0); DEOPT_IF(!PyDict_CheckExact(GLOBALS()), LOAD_GLOBAL); PyDictObject *dict = (PyDictObject *)GLOBALS(); DEOPT_IF(dict->ma_keys->dk_version != version, LOAD_GLOBAL); @@ -1177,11 +1280,11 @@ dummy_func( } inst(LOAD_GLOBAL_BUILTIN, (unused/1, index/1, mod_version/1, bltn_version/1 -- null if (oparg & 1), res)) { - assert(cframe.use_tracing == 0); DEOPT_IF(!PyDict_CheckExact(GLOBALS()), LOAD_GLOBAL); DEOPT_IF(!PyDict_CheckExact(BUILTINS()), LOAD_GLOBAL); PyDictObject *mdict = (PyDictObject *)GLOBALS(); PyDictObject *bdict = (PyDictObject *)BUILTINS(); + assert(opcode == LOAD_GLOBAL_BUILTIN); DEOPT_IF(mdict->ma_keys->dk_version != mod_version, LOAD_GLOBAL); DEOPT_IF(bdict->ma_keys->dk_version != bltn_version, LOAD_GLOBAL); assert(DK_IS_UNICODE(bdict->ma_keys)); @@ -1465,7 +1568,6 @@ dummy_func( #if ENABLE_SPECIALIZATION _PyAttrCache *cache = (_PyAttrCache *)next_instr; if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) { - assert(cframe.use_tracing == 0); PyObject *name = GETITEM(frame->f_code->co_names, oparg>>1); next_instr--; _Py_Specialize_LoadAttr(owner, next_instr, name); @@ -1511,7 +1613,6 @@ dummy_func( } inst(LOAD_ATTR_INSTANCE_VALUE, (unused/1, type_version/2, index/1, unused/5, owner -- res2 if (oparg & 1), res)) { - assert(cframe.use_tracing == 0); PyTypeObject *tp = Py_TYPE(owner); assert(type_version != 0); DEOPT_IF(tp->tp_version_tag != type_version, LOAD_ATTR); @@ -1528,7 +1629,6 @@ dummy_func( } inst(LOAD_ATTR_MODULE, (unused/1, type_version/2, index/1, unused/5, owner -- res2 if (oparg & 1), res)) { - assert(cframe.use_tracing == 0); DEOPT_IF(!PyModule_CheckExact(owner), LOAD_ATTR); PyDictObject *dict = (PyDictObject *)((PyModuleObject *)owner)->md_dict; assert(dict != NULL); @@ -1545,7 +1645,6 @@ dummy_func( } inst(LOAD_ATTR_WITH_HINT, (unused/1, type_version/2, index/1, unused/5, owner -- res2 if (oparg & 1), res)) { - assert(cframe.use_tracing == 0); PyTypeObject *tp = Py_TYPE(owner); assert(type_version != 0); DEOPT_IF(tp->tp_version_tag != type_version, LOAD_ATTR); @@ -1576,7 +1675,6 @@ dummy_func( } inst(LOAD_ATTR_SLOT, (unused/1, type_version/2, index/1, unused/5, owner -- res2 if (oparg & 1), res)) { - assert(cframe.use_tracing == 0); PyTypeObject *tp = Py_TYPE(owner); assert(type_version != 0); DEOPT_IF(tp->tp_version_tag != type_version, LOAD_ATTR); @@ -1590,7 +1688,6 @@ dummy_func( } inst(LOAD_ATTR_CLASS, (unused/1, type_version/2, unused/2, descr/4, cls -- res2 if (oparg & 1), res)) { - assert(cframe.use_tracing == 0); DEOPT_IF(!PyType_Check(cls), LOAD_ATTR); DEOPT_IF(((PyTypeObject *)cls)->tp_version_tag != type_version, @@ -1606,7 +1703,6 @@ dummy_func( } inst(LOAD_ATTR_PROPERTY, (unused/1, type_version/2, func_version/2, fget/4, owner -- unused if (oparg & 1), unused)) { - assert(cframe.use_tracing == 0); DEOPT_IF(tstate->interp->eval_frame, LOAD_ATTR); PyTypeObject *cls = Py_TYPE(owner); @@ -1632,7 +1728,6 @@ dummy_func( } inst(LOAD_ATTR_GETATTRIBUTE_OVERRIDDEN, (unused/1, type_version/2, func_version/2, getattribute/4, owner -- unused if (oparg & 1), unused)) { - assert(cframe.use_tracing == 0); DEOPT_IF(tstate->interp->eval_frame, LOAD_ATTR); PyTypeObject *cls = Py_TYPE(owner); DEOPT_IF(cls->tp_version_tag != type_version, LOAD_ATTR); @@ -1660,7 +1755,6 @@ dummy_func( } inst(STORE_ATTR_INSTANCE_VALUE, (unused/1, type_version/2, index/1, value, owner --)) { - assert(cframe.use_tracing == 0); PyTypeObject *tp = Py_TYPE(owner); assert(type_version != 0); DEOPT_IF(tp->tp_version_tag != type_version, STORE_ATTR); @@ -1681,7 +1775,6 @@ dummy_func( } inst(STORE_ATTR_WITH_HINT, (unused/1, type_version/2, hint/1, value, owner --)) { - assert(cframe.use_tracing == 0); PyTypeObject *tp = Py_TYPE(owner); assert(type_version != 0); DEOPT_IF(tp->tp_version_tag != type_version, STORE_ATTR); @@ -1723,7 +1816,6 @@ dummy_func( } inst(STORE_ATTR_SLOT, (unused/1, type_version/2, index/1, value, owner --)) { - assert(cframe.use_tracing == 0); PyTypeObject *tp = Py_TYPE(owner); assert(type_version != 0); DEOPT_IF(tp->tp_version_tag != type_version, STORE_ATTR); @@ -1746,7 +1838,6 @@ dummy_func( #if ENABLE_SPECIALIZATION _PyCompareOpCache *cache = (_PyCompareOpCache *)next_instr; if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) { - assert(cframe.use_tracing == 0); next_instr--; _Py_Specialize_CompareOp(left, right, next_instr, oparg); DISPATCH_SAME_OPARG(); @@ -1761,7 +1852,6 @@ dummy_func( } inst(COMPARE_OP_FLOAT, (unused/1, left, right -- res)) { - assert(cframe.use_tracing == 0); DEOPT_IF(!PyFloat_CheckExact(left), COMPARE_OP); DEOPT_IF(!PyFloat_CheckExact(right), COMPARE_OP); STAT_INC(COMPARE_OP, hit); @@ -1777,7 +1867,6 @@ dummy_func( // Similar to COMPARE_OP_FLOAT inst(COMPARE_OP_INT, (unused/1, left, right -- res)) { - assert(cframe.use_tracing == 0); DEOPT_IF(!PyLong_CheckExact(left), COMPARE_OP); DEOPT_IF(!PyLong_CheckExact(right), COMPARE_OP); DEOPT_IF(!_PyLong_IsCompact((PyLongObject *)left), COMPARE_OP); @@ -1797,7 +1886,6 @@ dummy_func( // Similar to COMPARE_OP_FLOAT, but for ==, != only inst(COMPARE_OP_STR, (unused/1, left, right -- res)) { - assert(cframe.use_tracing == 0); DEOPT_IF(!PyUnicode_CheckExact(left), COMPARE_OP); DEOPT_IF(!PyUnicode_CheckExact(right), COMPARE_OP); STAT_INC(COMPARE_OP, hit); @@ -2044,7 +2132,6 @@ dummy_func( #if ENABLE_SPECIALIZATION _PyForIterCache *cache = (_PyForIterCache *)next_instr; if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) { - assert(cframe.use_tracing == 0); next_instr--; _Py_Specialize_ForIter(iter, next_instr, oparg); DISPATCH_SAME_OPARG(); @@ -2059,13 +2146,12 @@ dummy_func( if (!_PyErr_ExceptionMatches(tstate, PyExc_StopIteration)) { goto error; } - else if (tstate->c_tracefunc != NULL) { - call_exc_trace(tstate->c_tracefunc, tstate->c_traceobj, tstate, frame); - } + monitor_raise(tstate, frame, next_instr-1); _PyErr_Clear(tstate); } /* iterator ended normally */ - assert(next_instr[INLINE_CACHE_ENTRIES_FOR_ITER + oparg].op.code == END_FOR); + assert(next_instr[INLINE_CACHE_ENTRIES_FOR_ITER + oparg].op.code == END_FOR || + next_instr[INLINE_CACHE_ENTRIES_FOR_ITER + oparg].op.code == INSTRUMENTED_END_FOR); Py_DECREF(iter); STACK_SHRINK(1); /* Jump forward oparg, then skip following END_FOR instruction */ @@ -2075,8 +2161,35 @@ dummy_func( // Common case: no jump, leave it to the code generator } + inst(INSTRUMENTED_FOR_ITER, ( -- )) { + _Py_CODEUNIT *here = next_instr-1; + _Py_CODEUNIT *target; + PyObject *iter = TOP(); + PyObject *next = (*Py_TYPE(iter)->tp_iternext)(iter); + if (next != NULL) { + PUSH(next); + target = next_instr + INLINE_CACHE_ENTRIES_FOR_ITER; + } + else { + if (_PyErr_Occurred(tstate)) { + if (!_PyErr_ExceptionMatches(tstate, PyExc_StopIteration)) { + goto error; + } + monitor_raise(tstate, frame, here); + _PyErr_Clear(tstate); + } + /* iterator ended normally */ + assert(next_instr[INLINE_CACHE_ENTRIES_FOR_ITER + oparg].op.code == END_FOR || + next_instr[INLINE_CACHE_ENTRIES_FOR_ITER + oparg].op.code == INSTRUMENTED_END_FOR); + STACK_SHRINK(1); + Py_DECREF(iter); + /* Skip END_FOR */ + target = next_instr + INLINE_CACHE_ENTRIES_FOR_ITER + oparg + 1; + } + INSTRUMENTED_JUMP(here, target, PY_MONITORING_EVENT_BRANCH); + } + inst(FOR_ITER_LIST, (unused/1, iter -- iter, next)) { - assert(cframe.use_tracing == 0); DEOPT_IF(Py_TYPE(iter) != &PyListIter_Type, FOR_ITER); _PyListIterObject *it = (_PyListIterObject *)iter; STAT_INC(FOR_ITER, hit); @@ -2099,7 +2212,6 @@ dummy_func( } inst(FOR_ITER_TUPLE, (unused/1, iter -- iter, next)) { - assert(cframe.use_tracing == 0); _PyTupleIterObject *it = (_PyTupleIterObject *)iter; DEOPT_IF(Py_TYPE(it) != &PyTupleIter_Type, FOR_ITER); STAT_INC(FOR_ITER, hit); @@ -2122,7 +2234,6 @@ dummy_func( } inst(FOR_ITER_RANGE, (unused/1, iter -- iter, next)) { - assert(cframe.use_tracing == 0); _PyRangeIterObject *r = (_PyRangeIterObject *)iter; DEOPT_IF(Py_TYPE(r) != &PyRangeIter_Type, FOR_ITER); STAT_INC(FOR_ITER, hit); @@ -2143,7 +2254,6 @@ dummy_func( } inst(FOR_ITER_GEN, (unused/1, iter -- iter, unused)) { - assert(cframe.use_tracing == 0); PyGenObject *gen = (PyGenObject *)iter; DEOPT_IF(Py_TYPE(gen) != &PyGen_Type, FOR_ITER); DEOPT_IF(gen->gi_frame_state >= FRAME_EXECUTING, FOR_ITER); @@ -2155,7 +2265,8 @@ dummy_func( gen->gi_exc_state.previous_item = tstate->exc_info; tstate->exc_info = &gen->gi_exc_state; JUMPBY(INLINE_CACHE_ENTRIES_FOR_ITER + oparg); - assert(next_instr->op.code == END_FOR); + assert(next_instr->op.code == END_FOR || + next_instr->op.code == INSTRUMENTED_END_FOR); DISPATCH_INLINED(gen_frame); } @@ -2264,7 +2375,6 @@ dummy_func( inst(LOAD_ATTR_METHOD_WITH_VALUES, (unused/1, type_version/2, keys_version/2, descr/4, self -- res2 if (oparg & 1), res)) { /* Cached method object */ - assert(cframe.use_tracing == 0); PyTypeObject *self_cls = Py_TYPE(self); assert(type_version != 0); DEOPT_IF(self_cls->tp_version_tag != type_version, LOAD_ATTR); @@ -2283,7 +2393,6 @@ dummy_func( } inst(LOAD_ATTR_METHOD_NO_DICT, (unused/1, type_version/2, unused/2, descr/4, self -- res2 if (oparg & 1), res)) { - assert(cframe.use_tracing == 0); PyTypeObject *self_cls = Py_TYPE(self); DEOPT_IF(self_cls->tp_version_tag != type_version, LOAD_ATTR); assert(self_cls->tp_dictoffset == 0); @@ -2296,7 +2405,6 @@ dummy_func( } inst(LOAD_ATTR_METHOD_LAZY_DICT, (unused/1, type_version/2, unused/2, descr/4, self -- res2 if (oparg & 1), res)) { - assert(cframe.use_tracing == 0); PyTypeObject *self_cls = Py_TYPE(self); DEOPT_IF(self_cls->tp_version_tag != type_version, LOAD_ATTR); Py_ssize_t dictoffset = self_cls->tp_dictoffset; @@ -2318,6 +2426,21 @@ dummy_func( kwnames = GETITEM(frame->f_code->co_consts, oparg); } + inst(INSTRUMENTED_CALL, ( -- )) { + int is_meth = PEEK(oparg+2) != NULL; + int total_args = oparg + is_meth; + PyObject *function = PEEK(total_args + 1); + PyObject *arg = total_args == 0 ? + &_PyInstrumentation_MISSING : PEEK(total_args); + int err = _Py_call_instrumentation_2args( + tstate, PY_MONITORING_EVENT_CALL, + frame, next_instr-1, function, arg); + ERROR_IF(err, error); + _PyCallCache *cache = (_PyCallCache *)next_instr; + INCREMENT_ADAPTIVE_COUNTER(cache->counter); + GO_TO_INSTRUCTION(CALL); + } + // Cache layout: counter/1, func_version/2 // Neither CALL_INTRINSIC_1/2 nor CALL_FUNCTION_EX are members! family(call, INLINE_CACHE_ENTRIES_CALL) = { @@ -2359,7 +2482,6 @@ dummy_func( #if ENABLE_SPECIALIZATION _PyCallCache *cache = (_PyCallCache *)next_instr; if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) { - assert(cframe.use_tracing == 0); next_instr--; _Py_Specialize_Call(callable, next_instr, total_args, kwnames); DISPATCH_SAME_OPARG(); @@ -2402,16 +2524,26 @@ dummy_func( DISPATCH_INLINED(new_frame); } /* Callable is not a normal Python function */ - if (cframe.use_tracing) { - res = trace_call_function( - tstate, callable, args, - positional_args, kwnames); - } - else { - res = PyObject_Vectorcall( - callable, args, - positional_args | PY_VECTORCALL_ARGUMENTS_OFFSET, - kwnames); + res = PyObject_Vectorcall( + callable, args, + positional_args | PY_VECTORCALL_ARGUMENTS_OFFSET, + kwnames); + if (opcode == INSTRUMENTED_CALL) { + PyObject *arg = total_args == 0 ? + &_PyInstrumentation_MISSING : PEEK(total_args); + if (res == NULL) { + _Py_call_instrumentation_exc2( + tstate, PY_MONITORING_EVENT_C_RAISE, + frame, next_instr-1, callable, arg); + } + else { + int err = _Py_call_instrumentation_2args( + tstate, PY_MONITORING_EVENT_C_RETURN, + frame, next_instr-1, callable, arg); + if (err < 0) { + Py_CLEAR(res); + } + } } kwnames = NULL; assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL)); @@ -2504,7 +2636,6 @@ dummy_func( inst(CALL_NO_KW_TYPE_1, (unused/1, unused/2, null, callable, args[oparg] -- res)) { assert(kwnames == NULL); - assert(cframe.use_tracing == 0); assert(oparg == 1); DEOPT_IF(null != NULL, CALL); PyObject *obj = args[0]; @@ -2517,7 +2648,6 @@ dummy_func( inst(CALL_NO_KW_STR_1, (unused/1, unused/2, null, callable, args[oparg] -- res)) { assert(kwnames == NULL); - assert(cframe.use_tracing == 0); assert(oparg == 1); DEOPT_IF(null != NULL, CALL); DEOPT_IF(callable != (PyObject *)&PyUnicode_Type, CALL); @@ -2570,7 +2700,6 @@ dummy_func( } inst(CALL_NO_KW_BUILTIN_O, (unused/1, unused/2, method, callable, args[oparg] -- res)) { - assert(cframe.use_tracing == 0); /* Builtin METH_O functions */ assert(kwnames == NULL); int is_meth = method != NULL; @@ -2602,7 +2731,6 @@ dummy_func( } inst(CALL_NO_KW_BUILTIN_FAST, (unused/1, unused/2, method, callable, args[oparg] -- res)) { - assert(cframe.use_tracing == 0); /* Builtin METH_FASTCALL functions, without keywords */ assert(kwnames == NULL); int is_meth = method != NULL; @@ -2638,7 +2766,6 @@ dummy_func( } inst(CALL_BUILTIN_FAST_WITH_KEYWORDS, (unused/1, unused/2, method, callable, args[oparg] -- res)) { - assert(cframe.use_tracing == 0); /* Builtin METH_FASTCALL | METH_KEYWORDS functions */ int is_meth = method != NULL; int total_args = oparg; @@ -2674,7 +2801,6 @@ dummy_func( } inst(CALL_NO_KW_LEN, (unused/1, unused/2, method, callable, args[oparg] -- res)) { - assert(cframe.use_tracing == 0); assert(kwnames == NULL); /* len(o) */ int is_meth = method != NULL; @@ -2702,7 +2828,6 @@ dummy_func( } inst(CALL_NO_KW_ISINSTANCE, (unused/1, unused/2, method, callable, args[oparg] -- res)) { - assert(cframe.use_tracing == 0); assert(kwnames == NULL); /* isinstance(o, o2) */ int is_meth = method != NULL; @@ -2733,7 +2858,6 @@ dummy_func( // This is secretly a super-instruction inst(CALL_NO_KW_LIST_APPEND, (unused/1, unused/2, method, self, args[oparg] -- unused)) { - assert(cframe.use_tracing == 0); assert(kwnames == NULL); assert(oparg == 1); assert(method != NULL); @@ -2882,12 +3006,14 @@ dummy_func( CHECK_EVAL_BREAKER(); } + inst(INSTRUMENTED_CALL_FUNCTION_EX, ( -- )) { + GO_TO_INSTRUCTION(CALL_FUNCTION_EX); + } + inst(CALL_FUNCTION_EX, (unused, func, callargs, kwargs if (oparg & 1) -- result)) { - if (oparg & 1) { - // DICT_MERGE is called before this opcode if there are kwargs. - // It converts all dict subtypes in kwargs into regular dicts. - assert(PyDict_CheckExact(kwargs)); - } + // DICT_MERGE is called before this opcode if there are kwargs. + // It converts all dict subtypes in kwargs into regular dicts. + assert(kwargs == NULL || PyDict_CheckExact(kwargs)); if (!PyTuple_CheckExact(callargs)) { if (check_args_iterable(tstate, func, callargs) < 0) { goto error; @@ -2899,10 +3025,35 @@ dummy_func( Py_SETREF(callargs, tuple); } assert(PyTuple_CheckExact(callargs)); - - result = do_call_core(tstate, func, callargs, kwargs, cframe.use_tracing); + EVAL_CALL_STAT_INC_IF_FUNCTION(EVAL_CALL_FUNCTION_EX, func); + if (opcode == INSTRUMENTED_CALL_FUNCTION_EX && + !PyFunction_Check(func) && !PyMethod_Check(func) + ) { + PyObject *arg = PyTuple_GET_SIZE(callargs) > 0 ? + PyTuple_GET_ITEM(callargs, 0) : Py_None; + int err = _Py_call_instrumentation_2args( + tstate, PY_MONITORING_EVENT_CALL, + frame, next_instr-1, func, arg); + if (err) goto error; + result = PyObject_Call(func, callargs, kwargs); + if (result == NULL) { + _Py_call_instrumentation_exc2( + tstate, PY_MONITORING_EVENT_C_RAISE, + frame, next_instr-1, func, arg); + } + else { + int err = _Py_call_instrumentation_2args( + tstate, PY_MONITORING_EVENT_C_RETURN, + frame, next_instr-1, func, arg); + if (err < 0) { + Py_CLEAR(result); + } + } + } + else { + result = PyObject_Call(func, callargs, kwargs); + } DECREF_INPUTS(); - assert(PEEK(3 + (oparg & 1)) == NULL); ERROR_IF(result == NULL, error); CHECK_EVAL_BREAKER(); @@ -3018,7 +3169,6 @@ dummy_func( #if ENABLE_SPECIALIZATION _PyBinaryOpCache *cache = (_PyBinaryOpCache *)next_instr; if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) { - assert(cframe.use_tracing == 0); next_instr--; _Py_Specialize_BinaryOp(lhs, rhs, next_instr, oparg, &GETLOCAL(0)); DISPATCH_SAME_OPARG(); @@ -3039,9 +3189,105 @@ dummy_func( assert(oparg >= 2); } - inst(EXTENDED_ARG, (--)) { + inst(INSTRUMENTED_LINE, ( -- )) { + _Py_CODEUNIT *here = next_instr-1; + _PyFrame_SetStackPointer(frame, stack_pointer); + int original_opcode = _Py_call_instrumentation_line( + tstate, frame, here); + stack_pointer = _PyFrame_GetStackPointer(frame); + if (original_opcode < 0) { + next_instr = here+1; + goto error; + } + next_instr = frame->prev_instr; + if (next_instr != here) { + DISPATCH(); + } + if (_PyOpcode_Caches[original_opcode]) { + _PyBinaryOpCache *cache = (_PyBinaryOpCache *)(next_instr+1); + INCREMENT_ADAPTIVE_COUNTER(cache->counter); + } + opcode = original_opcode; + DISPATCH_GOTO(); + } + + inst(INSTRUMENTED_INSTRUCTION, ( -- )) { + int next_opcode = _Py_call_instrumentation_instruction( + tstate, frame, next_instr-1); + ERROR_IF(next_opcode < 0, error); + next_instr--; + if (_PyOpcode_Caches[next_opcode]) { + _PyBinaryOpCache *cache = (_PyBinaryOpCache *)(next_instr+1); + INCREMENT_ADAPTIVE_COUNTER(cache->counter); + } + assert(next_opcode > 0 && next_opcode < 256); + opcode = next_opcode; + DISPATCH_GOTO(); + } + + inst(INSTRUMENTED_JUMP_FORWARD, ( -- )) { + INSTRUMENTED_JUMP(next_instr-1, next_instr+oparg, PY_MONITORING_EVENT_JUMP); + } + + inst(INSTRUMENTED_JUMP_BACKWARD, ( -- )) { + INSTRUMENTED_JUMP(next_instr-1, next_instr-oparg, PY_MONITORING_EVENT_JUMP); + CHECK_EVAL_BREAKER(); + } + + inst(INSTRUMENTED_POP_JUMP_IF_TRUE, ( -- )) { + PyObject *cond = POP(); + int err = PyObject_IsTrue(cond); + Py_DECREF(cond); + ERROR_IF(err < 0, error); + _Py_CODEUNIT *here = next_instr-1; + assert(err == 0 || err == 1); + int offset = err*oparg; + INSTRUMENTED_JUMP(here, next_instr + offset, PY_MONITORING_EVENT_BRANCH); + } + + inst(INSTRUMENTED_POP_JUMP_IF_FALSE, ( -- )) { + PyObject *cond = POP(); + int err = PyObject_IsTrue(cond); + Py_DECREF(cond); + ERROR_IF(err < 0, error); + _Py_CODEUNIT *here = next_instr-1; + assert(err == 0 || err == 1); + int offset = (1-err)*oparg; + INSTRUMENTED_JUMP(here, next_instr + offset, PY_MONITORING_EVENT_BRANCH); + } + + inst(INSTRUMENTED_POP_JUMP_IF_NONE, ( -- )) { + PyObject *value = POP(); + _Py_CODEUNIT *here = next_instr-1; + int offset; + if (Py_IsNone(value)) { + _Py_DECREF_NO_DEALLOC(value); + offset = oparg; + } + else { + Py_DECREF(value); + offset = 0; + } + INSTRUMENTED_JUMP(here, next_instr + offset, PY_MONITORING_EVENT_BRANCH); + } + + inst(INSTRUMENTED_POP_JUMP_IF_NOT_NONE, ( -- )) { + PyObject *value = POP(); + _Py_CODEUNIT *here = next_instr-1; + int offset; + if (Py_IsNone(value)) { + _Py_DECREF_NO_DEALLOC(value); + offset = 0; + } + else { + Py_DECREF(value); + offset = oparg; + } + INSTRUMENTED_JUMP(here, next_instr + offset, PY_MONITORING_EVENT_BRANCH); + } + + inst(EXTENDED_ARG, ( -- )) { assert(oparg); - assert(cframe.use_tracing == 0); opcode = next_instr->op.code; oparg = oparg << 8 | next_instr->op.arg; PRE_DISPATCH_GOTO(); @@ -3049,6 +3295,12 @@ dummy_func( } inst(CACHE, (--)) { + assert(0 && "Executing a cache."); + Py_UNREACHABLE(); + } + + inst(RESERVED, (--)) { + assert(0 && "Executing RESERVED instruction."); Py_UNREACHABLE(); } diff --git a/Python/ceval.c b/Python/ceval.c index 7d60cf9..a38c9ec 100644 --- a/Python/ceval.c +++ b/Python/ceval.c @@ -10,6 +10,7 @@ #include "pycore_function.h" #include "pycore_intrinsics.h" #include "pycore_long.h" // _PyLong_GetZero() +#include "pycore_instruments.h" #include "pycore_object.h" // _PyObject_GC_TRACK() #include "pycore_moduleobject.h" // PyModuleObject #include "pycore_opcode.h" // EXTRA_CASES @@ -92,13 +93,6 @@ #define _Py_atomic_load_relaxed_int32(ATOMIC_VAL) _Py_atomic_load_relaxed(ATOMIC_VAL) #endif -/* Forward declarations */ -static PyObject *trace_call_function( - PyThreadState *tstate, PyObject *callable, PyObject **stack, - Py_ssize_t oparg, PyObject *kwnames); -static PyObject * do_call_core( - PyThreadState *tstate, PyObject *func, - PyObject *callargs, PyObject *kwdict, int use_tracing); #ifdef LLTRACE static void @@ -179,19 +173,22 @@ lltrace_resume_frame(_PyInterpreterFrame *frame) PyErr_SetRaisedException(exc); } #endif -static int call_trace(Py_tracefunc, PyObject *, - PyThreadState *, _PyInterpreterFrame *, - int, PyObject *); -static int call_trace_protected(Py_tracefunc, PyObject *, - PyThreadState *, _PyInterpreterFrame *, - int, PyObject *); -static void call_exc_trace(Py_tracefunc, PyObject *, - PyThreadState *, _PyInterpreterFrame *); -static int maybe_call_line_trace(Py_tracefunc, PyObject *, - PyThreadState *, _PyInterpreterFrame *, int); -static void maybe_dtrace_line(_PyInterpreterFrame *, PyTraceInfo *, int); -static void dtrace_function_entry(_PyInterpreterFrame *); -static void dtrace_function_return(_PyInterpreterFrame *); + +static void monitor_raise(PyThreadState *tstate, + _PyInterpreterFrame *frame, + _Py_CODEUNIT *instr); +static int monitor_stop_iteration(PyThreadState *tstate, + _PyInterpreterFrame *frame, + _Py_CODEUNIT *instr); +static void monitor_unwind(PyThreadState *tstate, + _PyInterpreterFrame *frame, + _Py_CODEUNIT *instr); +static void monitor_handled(PyThreadState *tstate, + _PyInterpreterFrame *frame, + _Py_CODEUNIT *instr, PyObject *exc); +static void monitor_throw(PyThreadState *tstate, + _PyInterpreterFrame *frame, + _Py_CODEUNIT *instr); static PyObject * import_name(PyThreadState *, _PyInterpreterFrame *, PyObject *, PyObject *, PyObject *); @@ -217,21 +214,6 @@ _PyEvalFrameClearAndPop(PyThreadState *tstate, _PyInterpreterFrame *frame); "cannot access free variable '%s' where it is not associated with a" \ " value in enclosing scope" -#ifndef NDEBUG -/* Ensure that tstate is valid: sanity check for PyEval_AcquireThread() and - PyEval_RestoreThread(). Detect if tstate memory was freed. It can happen - when a thread continues to run after Python finalization, especially - daemon threads. */ -static int -is_tstate_valid(PyThreadState *tstate) -{ - assert(!_PyMem_IsPtrFreed(tstate)); - assert(!_PyMem_IsPtrFreed(tstate->interp)); - return 1; -} -#endif - - #ifdef HAVE_ERRNO_H #include <errno.h> #endif @@ -596,63 +578,6 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag) #include "ceval_macros.h" -static int -trace_function_entry(PyThreadState *tstate, _PyInterpreterFrame *frame) -{ - if (tstate->c_tracefunc != NULL) { - /* tstate->c_tracefunc, if defined, is a - function that will be called on *every* entry - to a code block. Its return value, if not - None, is a function that will be called at - the start of each executed line of code. - (Actually, the function must return itself - in order to continue tracing.) The trace - functions are called with three arguments: - a pointer to the current frame, a string - indicating why the function is called, and - an argument which depends on the situation. - The global trace function is also called - whenever an exception is detected. */ - if (call_trace_protected(tstate->c_tracefunc, - tstate->c_traceobj, - tstate, frame, - PyTrace_CALL, Py_None)) { - /* Trace function raised an error */ - return -1; - } - } - if (tstate->c_profilefunc != NULL) { - /* Similar for c_profilefunc, except it needn't - return itself and isn't called for "line" events */ - if (call_trace_protected(tstate->c_profilefunc, - tstate->c_profileobj, - tstate, frame, - PyTrace_CALL, Py_None)) { - /* Profile function raised an error */ - return -1; - } - } - return 0; -} - -static int -trace_function_exit(PyThreadState *tstate, _PyInterpreterFrame *frame, PyObject *retval) -{ - if (tstate->c_tracefunc) { - if (call_trace_protected(tstate->c_tracefunc, tstate->c_traceobj, - tstate, frame, PyTrace_RETURN, retval)) { - return -1; - } - } - if (tstate->c_profilefunc) { - if (call_trace_protected(tstate->c_profilefunc, tstate->c_profileobj, - tstate, frame, PyTrace_RETURN, retval)) { - return -1; - } - } - return 0; -} - int _Py_CheckRecursiveCallPy( PyThreadState *tstate) @@ -730,7 +655,6 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, _PyInterpreterFrame *frame, int * strict stack discipline must be maintained. */ _PyCFrame *prev_cframe = tstate->cframe; - cframe.use_tracing = prev_cframe->use_tracing; cframe.previous = prev_cframe; tstate->cframe = &cframe; @@ -765,8 +689,11 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, _PyInterpreterFrame *frame, int if (_Py_EnterRecursivePy(tstate)) { goto exit_unwind; } - TRACE_FUNCTION_THROW_ENTRY(); - DTRACE_FUNCTION_ENTRY(); + /* Because this avoids the RESUME, + * we need to update instrumentation */ + _Py_Instrument(frame->f_code, tstate->interp); + monitor_throw(tstate, frame, frame->prev_instr); + /* TO DO -- Monitor throw entry. */ goto resume_with_error; } @@ -781,15 +708,7 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, _PyInterpreterFrame *frame, int assert(_PyInterpreterFrame_LASTI(frame) >= -1); \ /* Jump back to the last instruction executed... */ \ next_instr = frame->prev_instr + 1; \ - stack_pointer = _PyFrame_GetStackPointer(frame); \ - /* Set stackdepth to -1. \ - Update when returning or calling trace function. \ - Having stackdepth <= 0 ensures that invalid \ - values are not visible to the cycle GC. \ - We choose -1 rather than 0 to assist debugging. \ - */ \ - frame->stacktop = -1; - + stack_pointer = _PyFrame_GetStackPointer(frame); start_frame: if (_Py_EnterRecursivePy(tstate)) { @@ -846,91 +765,6 @@ handle_eval_breaker: #include "generated_cases.c.h" #if USE_COMPUTED_GOTOS - TARGET_DO_TRACING: -#else - case DO_TRACING: -#endif - { - assert(cframe.use_tracing); - assert(tstate->tracing == 0); - if (INSTR_OFFSET() >= frame->f_code->_co_firsttraceable) { - int instr_prev = _PyInterpreterFrame_LASTI(frame); - frame->prev_instr = next_instr; - NEXTOPARG(); - // No _PyOpcode_Deopt here, since RESUME has no optimized forms: - if (opcode == RESUME) { - if (oparg < 2) { - CHECK_EVAL_BREAKER(); - } - /* Call tracing */ - TRACE_FUNCTION_ENTRY(); - DTRACE_FUNCTION_ENTRY(); - } - else { - /* line-by-line tracing support */ - if (PyDTrace_LINE_ENABLED()) { - maybe_dtrace_line(frame, &tstate->trace_info, instr_prev); - } - - if (cframe.use_tracing && - tstate->c_tracefunc != NULL && !tstate->tracing) { - int err; - /* see maybe_call_line_trace() - for expository comments */ - _PyFrame_SetStackPointer(frame, stack_pointer); - - err = maybe_call_line_trace(tstate->c_tracefunc, - tstate->c_traceobj, - tstate, frame, instr_prev); - // Reload possibly changed frame fields: - stack_pointer = _PyFrame_GetStackPointer(frame); - frame->stacktop = -1; - // next_instr is only reloaded if tracing *does not* raise. - // This is consistent with the behavior of older Python - // versions. If a trace function sets a new f_lineno and - // *then* raises, we use the *old* location when searching - // for an exception handler, displaying the traceback, and - // so on: - if (err) { - // next_instr wasn't incremented at the start of this - // instruction. Increment it before handling the error, - // so that it looks the same as a "normal" instruction: - next_instr++; - goto error; - } - // Reload next_instr. Don't increment it, though, since - // we're going to re-dispatch to the "true" instruction now: - next_instr = frame->prev_instr; - } - } - } - NEXTOPARG(); - PRE_DISPATCH_GOTO(); - // No _PyOpcode_Deopt here, since EXTENDED_ARG has no optimized forms: - while (opcode == EXTENDED_ARG) { - // CPython hasn't ever traced the instruction after an EXTENDED_ARG. - // Inline the EXTENDED_ARG here, so we can avoid branching there: - INSTRUCTION_START(EXTENDED_ARG); - opcode = next_instr->op.code; - oparg = oparg << 8 | next_instr->op.arg; - // Make sure the next instruction isn't a RESUME, since that needs - // to trace properly (and shouldn't have an EXTENDED_ARG, anyways): - assert(opcode != RESUME); - PRE_DISPATCH_GOTO(); - } - opcode = _PyOpcode_Deopt[opcode]; - if (_PyOpcode_Caches[opcode]) { - uint16_t *counter = &next_instr[1].cache; - // The instruction is going to decrement the counter, so we need to - // increment it here to make sure it doesn't try to specialize: - if (!ADAPTIVE_COUNTER_IS_MAX(*counter)) { - INCREMENT_ADAPTIVE_COUNTER(*counter); - } - } - DISPATCH_GOTO(); - } - -#if USE_COMPUTED_GOTOS _unknown_opcode: #else EXTRA_CASES // From opcode.h, a 'case' for each unused opcode @@ -988,12 +822,7 @@ error: PyTraceBack_Here(f); } } - - if (tstate->c_tracefunc != NULL) { - /* Make sure state is set to FRAME_UNWINDING for tracing */ - call_exc_trace(tstate->c_tracefunc, tstate->c_traceobj, - tstate, frame); - } + monitor_raise(tstate, frame, next_instr-1); exception_unwind: { @@ -1012,8 +841,7 @@ exception_unwind: } assert(STACK_LEVEL() == 0); _PyFrame_SetStackPointer(frame, stack_pointer); - TRACE_FUNCTION_UNWIND(); - DTRACE_FUNCTION_EXIT(); + monitor_unwind(tstate, frame, next_instr-1); goto exit_unwind; } @@ -1036,8 +864,10 @@ exception_unwind: available to the handler, so a program can emulate the Python main loop. */ - PUSH(_PyErr_GetRaisedException(tstate)); + PyObject *exc = _PyErr_GetRaisedException(tstate); + PUSH(exc); JUMPTO(handler); + monitor_handled(tstate, frame, next_instr, exc); /* Resume normal execution */ DISPATCH(); } @@ -1054,7 +884,6 @@ exit_unwind: if (frame == &entry_frame) { /* Restore previous cframe and exit */ tstate->cframe = cframe.previous; - tstate->cframe->use_tracing = cframe.use_tracing; assert(tstate->cframe->current_frame == frame->previous); _Py_LeaveRecursiveCallTstate(tstate); return NULL; @@ -2020,105 +1849,108 @@ Error: return 0; } -static void -call_exc_trace(Py_tracefunc func, PyObject *self, - PyThreadState *tstate, - _PyInterpreterFrame *f) +static int +do_monitor_exc(PyThreadState *tstate, _PyInterpreterFrame *frame, + _Py_CODEUNIT *instr, int event) { - PyObject *exc = _PyErr_GetRaisedException(tstate); - assert(exc && PyExceptionInstance_Check(exc)); - PyObject *type = PyExceptionInstance_Class(exc); - PyObject *traceback = PyException_GetTraceback(exc); - if (traceback == NULL) { - traceback = Py_NewRef(Py_None); + assert(event < PY_MONITORING_UNGROUPED_EVENTS); + PyObject *exc = PyErr_GetRaisedException(); + assert(exc != NULL); + int err = _Py_call_instrumentation_arg(tstate, event, frame, instr, exc); + if (err == 0) { + PyErr_SetRaisedException(exc); } - PyObject *arg = PyTuple_Pack(3, type, exc, traceback); - Py_XDECREF(traceback); - - if (arg == NULL) { - _PyErr_SetRaisedException(tstate, exc); - return; + else { + Py_DECREF(exc); } - int err = call_trace(func, self, tstate, f, PyTrace_EXCEPTION, arg); - Py_DECREF(arg); - if (err == 0) { - _PyErr_SetRaisedException(tstate, exc); + return err; +} + +static inline int +no_tools_for_event(PyThreadState *tstate, _PyInterpreterFrame *frame, int event) +{ + _PyCoMonitoringData *data = frame->f_code->_co_monitoring; + if (data) { + if (data->active_monitors.tools[event] == 0) { + return 1; + } } else { - Py_XDECREF(exc); + if (tstate->interp->monitors.tools[event] == 0) { + return 1; + } + } + return 0; +} + +static void +monitor_raise(PyThreadState *tstate, _PyInterpreterFrame *frame, + _Py_CODEUNIT *instr) +{ + if (no_tools_for_event(tstate, frame, PY_MONITORING_EVENT_RAISE)) { + return; } + do_monitor_exc(tstate, frame, instr, PY_MONITORING_EVENT_RAISE); } static int -call_trace_protected(Py_tracefunc func, PyObject *obj, - PyThreadState *tstate, _PyInterpreterFrame *frame, - int what, PyObject *arg) +monitor_stop_iteration(PyThreadState *tstate, _PyInterpreterFrame *frame, + _Py_CODEUNIT *instr) { - PyObject *exc = _PyErr_GetRaisedException(tstate); - int err = call_trace(func, obj, tstate, frame, what, arg); - if (err == 0) - { - _PyErr_SetRaisedException(tstate, exc); + if (no_tools_for_event(tstate, frame, PY_MONITORING_EVENT_STOP_ITERATION)) { return 0; } - else { - Py_XDECREF(exc); - return -1; + return do_monitor_exc(tstate, frame, instr, PY_MONITORING_EVENT_STOP_ITERATION); +} + +static void +monitor_unwind(PyThreadState *tstate, + _PyInterpreterFrame *frame, + _Py_CODEUNIT *instr) +{ + if (no_tools_for_event(tstate, frame, PY_MONITORING_EVENT_PY_UNWIND)) { + return; } + _Py_call_instrumentation_exc0(tstate, PY_MONITORING_EVENT_PY_UNWIND, frame, instr); } + static void -initialize_trace_info(PyTraceInfo *trace_info, _PyInterpreterFrame *frame) +monitor_handled(PyThreadState *tstate, + _PyInterpreterFrame *frame, + _Py_CODEUNIT *instr, PyObject *exc) { - PyCodeObject *code = frame->f_code; - if (trace_info->code != code) { - trace_info->code = code; - _PyCode_InitAddressRange(code, &trace_info->bounds); + if (no_tools_for_event(tstate, frame, PY_MONITORING_EVENT_EXCEPTION_HANDLED)) { + return; } + _Py_call_instrumentation_arg(tstate, PY_MONITORING_EVENT_EXCEPTION_HANDLED, frame, instr, exc); +} + +static void +monitor_throw(PyThreadState *tstate, + _PyInterpreterFrame *frame, + _Py_CODEUNIT *instr) +{ + if (no_tools_for_event(tstate, frame, PY_MONITORING_EVENT_PY_THROW)) { + return; + } + _Py_call_instrumentation_exc0(tstate, PY_MONITORING_EVENT_PY_THROW, frame, instr); } void PyThreadState_EnterTracing(PyThreadState *tstate) { + assert(tstate->tracing >= 0); tstate->tracing++; - tstate->cframe->use_tracing = 0; } void PyThreadState_LeaveTracing(PyThreadState *tstate) { - assert(tstate->tracing > 0 && tstate->cframe->use_tracing == 0); + assert(tstate->tracing > 0); tstate->tracing--; - _PyThreadState_UpdateTracingState(tstate); } -static int -call_trace(Py_tracefunc func, PyObject *obj, - PyThreadState *tstate, _PyInterpreterFrame *frame, - int what, PyObject *arg) -{ - int result; - if (tstate->tracing) { - return 0; - } - PyFrameObject *f = _PyFrame_GetFrameObject(frame); - if (f == NULL) { - return -1; - } - int old_what = tstate->tracing_what; - tstate->tracing_what = what; - PyThreadState_EnterTracing(tstate); - assert(_PyInterpreterFrame_LASTI(frame) >= 0); - if (_PyCode_InitLineArray(frame->f_code)) { - return -1; - } - f->f_lineno = _PyCode_LineNumberFromArray(frame->f_code, _PyInterpreterFrame_LASTI(frame)); - result = func(obj, f, what, arg); - f->f_lineno = 0; - PyThreadState_LeaveTracing(tstate); - tstate->tracing_what = old_what; - return result; -} PyObject* _PyEval_CallTracing(PyObject *func, PyObject *args) @@ -2126,7 +1958,6 @@ _PyEval_CallTracing(PyObject *func, PyObject *args) // Save and disable tracing PyThreadState *tstate = _PyThreadState_GET(); int save_tracing = tstate->tracing; - int save_use_tracing = tstate->cframe->use_tracing; tstate->tracing = 0; // Call the tracing function @@ -2134,81 +1965,9 @@ _PyEval_CallTracing(PyObject *func, PyObject *args) // Restore tracing tstate->tracing = save_tracing; - tstate->cframe->use_tracing = save_use_tracing; return result; } -/* See Objects/lnotab_notes.txt for a description of how tracing works. */ -static int -maybe_call_line_trace(Py_tracefunc func, PyObject *obj, - PyThreadState *tstate, _PyInterpreterFrame *frame, int instr_prev) -{ - int result = 0; - - /* If the last instruction falls at the start of a line or if it - represents a jump backwards, update the frame's line number and - then call the trace function if we're tracing source lines. - */ - if (_PyCode_InitLineArray(frame->f_code)) { - return -1; - } - int lastline; - if (instr_prev <= frame->f_code->_co_firsttraceable) { - lastline = -1; - } - else { - lastline = _PyCode_LineNumberFromArray(frame->f_code, instr_prev); - } - int line = _PyCode_LineNumberFromArray(frame->f_code, _PyInterpreterFrame_LASTI(frame)); - PyFrameObject *f = _PyFrame_GetFrameObject(frame); - if (f == NULL) { - return -1; - } - if (line != -1 && f->f_trace_lines) { - /* Trace backward edges (except in 'yield from') or if line number has changed */ - int trace = line != lastline || - (_PyInterpreterFrame_LASTI(frame) < instr_prev && - // SEND has no quickened forms, so no need to use _PyOpcode_Deopt - // here: - frame->prev_instr->op.code != SEND); - if (trace) { - result = call_trace(func, obj, tstate, frame, PyTrace_LINE, Py_None); - } - } - /* Always emit an opcode event if we're tracing all opcodes. */ - if (f->f_trace_opcodes && result == 0) { - result = call_trace(func, obj, tstate, frame, PyTrace_OPCODE, Py_None); - } - return result; -} - -int -_PyEval_SetProfile(PyThreadState *tstate, Py_tracefunc func, PyObject *arg) -{ - assert(is_tstate_valid(tstate)); - /* The caller must hold the GIL */ - assert(PyGILState_Check()); - - /* Call _PySys_Audit() in the context of the current thread state, - even if tstate is not the current thread state. */ - PyThreadState *current_tstate = _PyThreadState_GET(); - if (_PySys_Audit(current_tstate, "sys.setprofile", NULL) < 0) { - return -1; - } - - tstate->c_profilefunc = func; - PyObject *old_profileobj = tstate->c_profileobj; - tstate->c_profileobj = Py_XNewRef(arg); - /* Flag that tracing or profiling is turned on */ - _PyThreadState_UpdateTracingState(tstate); - - // gh-98257: Only call Py_XDECREF() once the new profile function is fully - // set, so it's safe to call sys.setprofile() again (reentrant call). - Py_XDECREF(old_profileobj); - - return 0; -} - void PyEval_SetProfile(Py_tracefunc func, PyObject *arg) { @@ -2240,33 +1999,6 @@ PyEval_SetProfileAllThreads(Py_tracefunc func, PyObject *arg) } } -int -_PyEval_SetTrace(PyThreadState *tstate, Py_tracefunc func, PyObject *arg) -{ - assert(is_tstate_valid(tstate)); - /* The caller must hold the GIL */ - assert(PyGILState_Check()); - - /* Call _PySys_Audit() in the context of the current thread state, - even if tstate is not the current thread state. */ - PyThreadState *current_tstate = _PyThreadState_GET(); - if (_PySys_Audit(current_tstate, "sys.settrace", NULL) < 0) { - return -1; - } - - tstate->c_tracefunc = func; - PyObject *old_traceobj = tstate->c_traceobj; - tstate->c_traceobj = Py_XNewRef(arg); - /* Flag that tracing or profiling is turned on */ - _PyThreadState_UpdateTracingState(tstate); - - // gh-98257: Only call Py_XDECREF() once the new trace function is fully - // set, so it's safe to call sys.settrace() again (reentrant call). - Py_XDECREF(old_traceobj); - - return 0; -} - void PyEval_SetTrace(Py_tracefunc func, PyObject *arg) { @@ -2492,114 +2224,6 @@ PyEval_GetFuncDesc(PyObject *func) return " object"; } -#define C_TRACE(x, call) \ -if (use_tracing && tstate->c_profilefunc) { \ - if (call_trace(tstate->c_profilefunc, tstate->c_profileobj, \ - tstate, tstate->cframe->current_frame, \ - PyTrace_C_CALL, func)) { \ - x = NULL; \ - } \ - else { \ - x = call; \ - if (tstate->c_profilefunc != NULL) { \ - if (x == NULL) { \ - call_trace_protected(tstate->c_profilefunc, \ - tstate->c_profileobj, \ - tstate, tstate->cframe->current_frame, \ - PyTrace_C_EXCEPTION, func); \ - /* XXX should pass (type, value, tb) */ \ - } else { \ - if (call_trace(tstate->c_profilefunc, \ - tstate->c_profileobj, \ - tstate, tstate->cframe->current_frame, \ - PyTrace_C_RETURN, func)) { \ - Py_DECREF(x); \ - x = NULL; \ - } \ - } \ - } \ - } \ -} else { \ - x = call; \ - } - - -static PyObject * -trace_call_function(PyThreadState *tstate, - PyObject *func, - PyObject **args, Py_ssize_t nargs, - PyObject *kwnames) -{ - int use_tracing = 1; - PyObject *x; - if (PyCFunction_CheckExact(func) || PyCMethod_CheckExact(func)) { - C_TRACE(x, PyObject_Vectorcall(func, args, nargs, kwnames)); - return x; - } - else if (Py_IS_TYPE(func, &PyMethodDescr_Type) && nargs > 0) { - /* We need to create a temporary bound method as argument - for profiling. - - If nargs == 0, then this cannot work because we have no - "self". In any case, the call itself would raise - TypeError (foo needs an argument), so we just skip - profiling. */ - PyObject *self = args[0]; - func = Py_TYPE(func)->tp_descr_get(func, self, (PyObject*)Py_TYPE(self)); - if (func == NULL) { - return NULL; - } - C_TRACE(x, PyObject_Vectorcall(func, - args+1, nargs-1, - kwnames)); - Py_DECREF(func); - return x; - } - return PyObject_Vectorcall(func, args, nargs | PY_VECTORCALL_ARGUMENTS_OFFSET, kwnames); -} - -static PyObject * -do_call_core(PyThreadState *tstate, - PyObject *func, - PyObject *callargs, - PyObject *kwdict, - int use_tracing - ) -{ - PyObject *result; - if (PyCFunction_CheckExact(func) || PyCMethod_CheckExact(func)) { - C_TRACE(result, PyObject_Call(func, callargs, kwdict)); - return result; - } - else if (Py_IS_TYPE(func, &PyMethodDescr_Type)) { - Py_ssize_t nargs = PyTuple_GET_SIZE(callargs); - if (nargs > 0 && use_tracing) { - /* We need to create a temporary bound method as argument - for profiling. - - If nargs == 0, then this cannot work because we have no - "self". In any case, the call itself would raise - TypeError (foo needs an argument), so we just skip - profiling. */ - PyObject *self = PyTuple_GET_ITEM(callargs, 0); - func = Py_TYPE(func)->tp_descr_get(func, self, (PyObject*)Py_TYPE(self)); - if (func == NULL) { - return NULL; - } - - C_TRACE(result, _PyObject_FastCallDictTstate( - tstate, func, - &_PyTuple_ITEMS(callargs)[1], - nargs - 1, - kwdict)); - Py_DECREF(func); - return result; - } - } - EVAL_CALL_STAT_INC_IF_FUNCTION(EVAL_CALL_FUNCTION_EX, func); - return PyObject_Call(func, callargs, kwdict); -} - /* Extract a slice index from a PyLong or an object with the nb_index slot defined, and store in *pi. Silently reduce values larger than PY_SSIZE_T_MAX to PY_SSIZE_T_MAX, @@ -2973,69 +2597,6 @@ PyUnstable_Eval_RequestCodeExtraIndex(freefunc free) return new_index; } -static void -dtrace_function_entry(_PyInterpreterFrame *frame) -{ - const char *filename; - const char *funcname; - int lineno; - - PyCodeObject *code = frame->f_code; - filename = PyUnicode_AsUTF8(code->co_filename); - funcname = PyUnicode_AsUTF8(code->co_name); - lineno = _PyInterpreterFrame_GetLine(frame); - - PyDTrace_FUNCTION_ENTRY(filename, funcname, lineno); -} - -static void -dtrace_function_return(_PyInterpreterFrame *frame) -{ - const char *filename; - const char *funcname; - int lineno; - - PyCodeObject *code = frame->f_code; - filename = PyUnicode_AsUTF8(code->co_filename); - funcname = PyUnicode_AsUTF8(code->co_name); - lineno = _PyInterpreterFrame_GetLine(frame); - - PyDTrace_FUNCTION_RETURN(filename, funcname, lineno); -} - -/* DTrace equivalent of maybe_call_line_trace. */ -static void -maybe_dtrace_line(_PyInterpreterFrame *frame, - PyTraceInfo *trace_info, - int instr_prev) -{ - const char *co_filename, *co_name; - - /* If the last instruction executed isn't in the current - instruction window, reset the window. - */ - initialize_trace_info(trace_info, frame); - int lastline = _PyCode_CheckLineNumber(instr_prev*sizeof(_Py_CODEUNIT), &trace_info->bounds); - int addr = _PyInterpreterFrame_LASTI(frame) * sizeof(_Py_CODEUNIT); - int line = _PyCode_CheckLineNumber(addr, &trace_info->bounds); - if (line != -1) { - /* Trace backward edges or first instruction of a new line */ - if (_PyInterpreterFrame_LASTI(frame) < instr_prev || - (line != lastline && addr == trace_info->bounds.ar_start)) - { - co_filename = PyUnicode_AsUTF8(frame->f_code->co_filename); - if (!co_filename) { - co_filename = "?"; - } - co_name = PyUnicode_AsUTF8(frame->f_code->co_name); - if (!co_name) { - co_name = "?"; - } - PyDTrace_LINE(co_filename, co_name, line); - } - } -} - /* Implement Py_EnterRecursiveCall() and Py_LeaveRecursiveCall() as functions for the limited API. */ diff --git a/Python/ceval_macros.h b/Python/ceval_macros.h index c225751..485771a 100644 --- a/Python/ceval_macros.h +++ b/Python/ceval_macros.h @@ -93,8 +93,6 @@ { \ NEXTOPARG(); \ PRE_DISPATCH_GOTO(); \ - assert(cframe.use_tracing == 0 || cframe.use_tracing == 255); \ - opcode |= cframe.use_tracing OR_DTRACE_LINE; \ DISPATCH_GOTO(); \ } @@ -102,7 +100,6 @@ { \ opcode = next_instr->op.code; \ PRE_DISPATCH_GOTO(); \ - opcode |= cframe.use_tracing OR_DTRACE_LINE; \ DISPATCH_GOTO(); \ } @@ -183,7 +180,7 @@ GETITEM(PyObject *v, Py_ssize_t i) { #define PREDICT(next_op) \ do { \ _Py_CODEUNIT word = *next_instr; \ - opcode = word.op.code | cframe.use_tracing OR_DTRACE_LINE; \ + opcode = word.op.code; \ if (opcode == next_op) { \ oparg = word.op.arg; \ INSTRUCTION_START(next_op); \ @@ -283,47 +280,6 @@ GETITEM(PyObject *v, Py_ssize_t i) { #define BUILTINS() frame->f_builtins #define LOCALS() frame->f_locals -/* Shared opcode macros */ - -#define TRACE_FUNCTION_EXIT() \ - if (cframe.use_tracing) { \ - if (trace_function_exit(tstate, frame, retval)) { \ - Py_DECREF(retval); \ - goto exit_unwind; \ - } \ - } - -#define DTRACE_FUNCTION_EXIT() \ - if (PyDTrace_FUNCTION_RETURN_ENABLED()) { \ - dtrace_function_return(frame); \ - } - -#define TRACE_FUNCTION_UNWIND() \ - if (cframe.use_tracing) { \ - /* Since we are already unwinding, \ - * we don't care if this raises */ \ - trace_function_exit(tstate, frame, NULL); \ - } - -#define TRACE_FUNCTION_ENTRY() \ - if (cframe.use_tracing) { \ - _PyFrame_SetStackPointer(frame, stack_pointer); \ - int err = trace_function_entry(tstate, frame); \ - stack_pointer = _PyFrame_GetStackPointer(frame); \ - frame->stacktop = -1; \ - if (err) { \ - goto error; \ - } \ - } - -#define TRACE_FUNCTION_THROW_ENTRY() \ - if (cframe.use_tracing) { \ - assert(frame->stacktop >= 0); \ - if (trace_function_entry(tstate, frame)) { \ - goto exit_unwind; \ - } \ - } - #define DTRACE_FUNCTION_ENTRY() \ if (PyDTrace_FUNCTION_ENTRY_ENABLED()) { \ dtrace_function_entry(frame); \ @@ -371,3 +327,18 @@ do { \ _Py_DECREF_NO_DEALLOC(right); \ } \ } while (0) + +// If a trace function sets a new f_lineno and +// *then* raises, we use the destination when searching +// for an exception handler, displaying the traceback, and so on +#define INSTRUMENTED_JUMP(src, dest, event) \ +do { \ + _PyFrame_SetStackPointer(frame, stack_pointer); \ + int err = _Py_call_instrumentation_jump(tstate, event, frame, src, dest); \ + stack_pointer = _PyFrame_GetStackPointer(frame); \ + if (err) { \ + next_instr = (dest)+1; \ + goto error; \ + } \ + next_instr = frame->prev_instr; \ +} while (0); diff --git a/Python/clinic/instrumentation.c.h b/Python/clinic/instrumentation.c.h new file mode 100644 index 0000000..cf3984c --- /dev/null +++ b/Python/clinic/instrumentation.c.h @@ -0,0 +1,311 @@ +/*[clinic input] +preserve +[clinic start generated code]*/ + +#if defined(Py_BUILD_CORE) && !defined(Py_BUILD_CORE_MODULE) +# include "pycore_gc.h" // PyGC_Head +# include "pycore_runtime.h" // _Py_ID() +#endif + + +PyDoc_STRVAR(monitoring_use_tool_id__doc__, +"use_tool_id($module, tool_id, name, /)\n" +"--\n" +"\n"); + +#define MONITORING_USE_TOOL_ID_METHODDEF \ + {"use_tool_id", _PyCFunction_CAST(monitoring_use_tool_id), METH_FASTCALL, monitoring_use_tool_id__doc__}, + +static PyObject * +monitoring_use_tool_id_impl(PyObject *module, int tool_id, PyObject *name); + +static PyObject * +monitoring_use_tool_id(PyObject *module, PyObject *const *args, Py_ssize_t nargs) +{ + PyObject *return_value = NULL; + int tool_id; + PyObject *name; + + if (!_PyArg_CheckPositional("use_tool_id", nargs, 2, 2)) { + goto exit; + } + tool_id = _PyLong_AsInt(args[0]); + if (tool_id == -1 && PyErr_Occurred()) { + goto exit; + } + name = args[1]; + return_value = monitoring_use_tool_id_impl(module, tool_id, name); + +exit: + return return_value; +} + +PyDoc_STRVAR(monitoring_free_tool_id__doc__, +"free_tool_id($module, tool_id, /)\n" +"--\n" +"\n"); + +#define MONITORING_FREE_TOOL_ID_METHODDEF \ + {"free_tool_id", (PyCFunction)monitoring_free_tool_id, METH_O, monitoring_free_tool_id__doc__}, + +static PyObject * +monitoring_free_tool_id_impl(PyObject *module, int tool_id); + +static PyObject * +monitoring_free_tool_id(PyObject *module, PyObject *arg) +{ + PyObject *return_value = NULL; + int tool_id; + + tool_id = _PyLong_AsInt(arg); + if (tool_id == -1 && PyErr_Occurred()) { + goto exit; + } + return_value = monitoring_free_tool_id_impl(module, tool_id); + +exit: + return return_value; +} + +PyDoc_STRVAR(monitoring_get_tool__doc__, +"get_tool($module, tool_id, /)\n" +"--\n" +"\n"); + +#define MONITORING_GET_TOOL_METHODDEF \ + {"get_tool", (PyCFunction)monitoring_get_tool, METH_O, monitoring_get_tool__doc__}, + +static PyObject * +monitoring_get_tool_impl(PyObject *module, int tool_id); + +static PyObject * +monitoring_get_tool(PyObject *module, PyObject *arg) +{ + PyObject *return_value = NULL; + int tool_id; + + tool_id = _PyLong_AsInt(arg); + if (tool_id == -1 && PyErr_Occurred()) { + goto exit; + } + return_value = monitoring_get_tool_impl(module, tool_id); + +exit: + return return_value; +} + +PyDoc_STRVAR(monitoring_register_callback__doc__, +"register_callback($module, tool_id, event, func, /)\n" +"--\n" +"\n"); + +#define MONITORING_REGISTER_CALLBACK_METHODDEF \ + {"register_callback", _PyCFunction_CAST(monitoring_register_callback), METH_FASTCALL, monitoring_register_callback__doc__}, + +static PyObject * +monitoring_register_callback_impl(PyObject *module, int tool_id, int event, + PyObject *func); + +static PyObject * +monitoring_register_callback(PyObject *module, PyObject *const *args, Py_ssize_t nargs) +{ + PyObject *return_value = NULL; + int tool_id; + int event; + PyObject *func; + + if (!_PyArg_CheckPositional("register_callback", nargs, 3, 3)) { + goto exit; + } + tool_id = _PyLong_AsInt(args[0]); + if (tool_id == -1 && PyErr_Occurred()) { + goto exit; + } + event = _PyLong_AsInt(args[1]); + if (event == -1 && PyErr_Occurred()) { + goto exit; + } + func = args[2]; + return_value = monitoring_register_callback_impl(module, tool_id, event, func); + +exit: + return return_value; +} + +PyDoc_STRVAR(monitoring_get_events__doc__, +"get_events($module, tool_id, /)\n" +"--\n" +"\n"); + +#define MONITORING_GET_EVENTS_METHODDEF \ + {"get_events", (PyCFunction)monitoring_get_events, METH_O, monitoring_get_events__doc__}, + +static int +monitoring_get_events_impl(PyObject *module, int tool_id); + +static PyObject * +monitoring_get_events(PyObject *module, PyObject *arg) +{ + PyObject *return_value = NULL; + int tool_id; + int _return_value; + + tool_id = _PyLong_AsInt(arg); + if (tool_id == -1 && PyErr_Occurred()) { + goto exit; + } + _return_value = monitoring_get_events_impl(module, tool_id); + if ((_return_value == -1) && PyErr_Occurred()) { + goto exit; + } + return_value = PyLong_FromLong((long)_return_value); + +exit: + return return_value; +} + +PyDoc_STRVAR(monitoring_set_events__doc__, +"set_events($module, tool_id, event_set, /)\n" +"--\n" +"\n"); + +#define MONITORING_SET_EVENTS_METHODDEF \ + {"set_events", _PyCFunction_CAST(monitoring_set_events), METH_FASTCALL, monitoring_set_events__doc__}, + +static PyObject * +monitoring_set_events_impl(PyObject *module, int tool_id, int event_set); + +static PyObject * +monitoring_set_events(PyObject *module, PyObject *const *args, Py_ssize_t nargs) +{ + PyObject *return_value = NULL; + int tool_id; + int event_set; + + if (!_PyArg_CheckPositional("set_events", nargs, 2, 2)) { + goto exit; + } + tool_id = _PyLong_AsInt(args[0]); + if (tool_id == -1 && PyErr_Occurred()) { + goto exit; + } + event_set = _PyLong_AsInt(args[1]); + if (event_set == -1 && PyErr_Occurred()) { + goto exit; + } + return_value = monitoring_set_events_impl(module, tool_id, event_set); + +exit: + return return_value; +} + +PyDoc_STRVAR(monitoring_get_local_events__doc__, +"get_local_events($module, tool_id, code, /)\n" +"--\n" +"\n"); + +#define MONITORING_GET_LOCAL_EVENTS_METHODDEF \ + {"get_local_events", _PyCFunction_CAST(monitoring_get_local_events), METH_FASTCALL, monitoring_get_local_events__doc__}, + +static int +monitoring_get_local_events_impl(PyObject *module, int tool_id, + PyObject *code); + +static PyObject * +monitoring_get_local_events(PyObject *module, PyObject *const *args, Py_ssize_t nargs) +{ + PyObject *return_value = NULL; + int tool_id; + PyObject *code; + int _return_value; + + if (!_PyArg_CheckPositional("get_local_events", nargs, 2, 2)) { + goto exit; + } + tool_id = _PyLong_AsInt(args[0]); + if (tool_id == -1 && PyErr_Occurred()) { + goto exit; + } + code = args[1]; + _return_value = monitoring_get_local_events_impl(module, tool_id, code); + if ((_return_value == -1) && PyErr_Occurred()) { + goto exit; + } + return_value = PyLong_FromLong((long)_return_value); + +exit: + return return_value; +} + +PyDoc_STRVAR(monitoring_set_local_events__doc__, +"set_local_events($module, tool_id, code, event_set, /)\n" +"--\n" +"\n"); + +#define MONITORING_SET_LOCAL_EVENTS_METHODDEF \ + {"set_local_events", _PyCFunction_CAST(monitoring_set_local_events), METH_FASTCALL, monitoring_set_local_events__doc__}, + +static PyObject * +monitoring_set_local_events_impl(PyObject *module, int tool_id, + PyObject *code, int event_set); + +static PyObject * +monitoring_set_local_events(PyObject *module, PyObject *const *args, Py_ssize_t nargs) +{ + PyObject *return_value = NULL; + int tool_id; + PyObject *code; + int event_set; + + if (!_PyArg_CheckPositional("set_local_events", nargs, 3, 3)) { + goto exit; + } + tool_id = _PyLong_AsInt(args[0]); + if (tool_id == -1 && PyErr_Occurred()) { + goto exit; + } + code = args[1]; + event_set = _PyLong_AsInt(args[2]); + if (event_set == -1 && PyErr_Occurred()) { + goto exit; + } + return_value = monitoring_set_local_events_impl(module, tool_id, code, event_set); + +exit: + return return_value; +} + +PyDoc_STRVAR(monitoring_restart_events__doc__, +"restart_events($module, /)\n" +"--\n" +"\n"); + +#define MONITORING_RESTART_EVENTS_METHODDEF \ + {"restart_events", (PyCFunction)monitoring_restart_events, METH_NOARGS, monitoring_restart_events__doc__}, + +static PyObject * +monitoring_restart_events_impl(PyObject *module); + +static PyObject * +monitoring_restart_events(PyObject *module, PyObject *Py_UNUSED(ignored)) +{ + return monitoring_restart_events_impl(module); +} + +PyDoc_STRVAR(monitoring__all_events__doc__, +"_all_events($module, /)\n" +"--\n" +"\n"); + +#define MONITORING__ALL_EVENTS_METHODDEF \ + {"_all_events", (PyCFunction)monitoring__all_events, METH_NOARGS, monitoring__all_events__doc__}, + +static PyObject * +monitoring__all_events_impl(PyObject *module); + +static PyObject * +monitoring__all_events(PyObject *module, PyObject *Py_UNUSED(ignored)) +{ + return monitoring__all_events_impl(module); +} +/*[clinic end generated code: output=11cc0803875b3ffa input=a9049054013a1b77]*/ diff --git a/Python/compile.c b/Python/compile.c index 3e15206..d6882c3 100644 --- a/Python/compile.c +++ b/Python/compile.c @@ -1427,8 +1427,7 @@ compiler_add_yield_from(struct compiler *c, location loc, int await) ADDOP(c, loc, CLEANUP_THROW); USE_LABEL(c, exit); - ADDOP_I(c, loc, SWAP, 2); - ADDOP(c, loc, POP_TOP); + ADDOP(c, loc, END_SEND); return SUCCESS; } diff --git a/Python/generated_cases.c.h b/Python/generated_cases.c.h index 420d136..4d52e95 100644 --- a/Python/generated_cases.c.h +++ b/Python/generated_cases.c.h @@ -8,24 +8,61 @@ } TARGET(RESUME) { - #line 135 "Python/bytecodes.c" + #line 136 "Python/bytecodes.c" assert(tstate->cframe == &cframe); assert(frame == cframe.current_frame); - if (_Py_atomic_load_relaxed_int32(eval_breaker) && oparg < 2) { + /* Possibly combine this with eval breaker */ + if (frame->f_code->_co_instrumentation_version != tstate->interp->monitoring_version) { + int err = _Py_Instrument(frame->f_code, tstate->interp); + if (err) goto error; + next_instr--; + } + else if (_Py_atomic_load_relaxed_int32(eval_breaker) && oparg < 2) { goto handle_eval_breaker; } - #line 18 "Python/generated_cases.c.h" + #line 24 "Python/generated_cases.c.h" + DISPATCH(); + } + + TARGET(INSTRUMENTED_RESUME) { + #line 150 "Python/bytecodes.c" + /* Possible performance enhancement: + * We need to check the eval breaker anyway, can we + * combine the instrument verison check and the eval breaker test? + */ + if (frame->f_code->_co_instrumentation_version != tstate->interp->monitoring_version) { + if (_Py_Instrument(frame->f_code, tstate->interp)) { + goto error; + } + next_instr--; + } + else { + _PyFrame_SetStackPointer(frame, stack_pointer); + int err = _Py_call_instrumentation( + tstate, oparg > 0, frame, next_instr-1); + stack_pointer = _PyFrame_GetStackPointer(frame); + if (err) goto error; + if (frame->prev_instr != next_instr-1) { + /* Instrumentation has jumped */ + next_instr = frame->prev_instr; + DISPATCH(); + } + if (_Py_atomic_load_relaxed_int32(eval_breaker) && oparg < 2) { + goto handle_eval_breaker; + } + } + #line 55 "Python/generated_cases.c.h" DISPATCH(); } TARGET(LOAD_CLOSURE) { PyObject *value; - #line 143 "Python/bytecodes.c" + #line 178 "Python/bytecodes.c" /* We keep LOAD_CLOSURE so that the bytecode stays more readable. */ value = GETLOCAL(oparg); if (value == NULL) goto unbound_local_error; Py_INCREF(value); - #line 29 "Python/generated_cases.c.h" + #line 66 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = value; DISPATCH(); @@ -33,11 +70,11 @@ TARGET(LOAD_FAST_CHECK) { PyObject *value; - #line 150 "Python/bytecodes.c" + #line 185 "Python/bytecodes.c" value = GETLOCAL(oparg); if (value == NULL) goto unbound_local_error; Py_INCREF(value); - #line 41 "Python/generated_cases.c.h" + #line 78 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = value; DISPATCH(); @@ -45,11 +82,11 @@ TARGET(LOAD_FAST) { PyObject *value; - #line 156 "Python/bytecodes.c" + #line 191 "Python/bytecodes.c" value = GETLOCAL(oparg); assert(value != NULL); Py_INCREF(value); - #line 53 "Python/generated_cases.c.h" + #line 90 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = value; DISPATCH(); @@ -58,10 +95,10 @@ TARGET(LOAD_CONST) { PREDICTED(LOAD_CONST); PyObject *value; - #line 162 "Python/bytecodes.c" + #line 197 "Python/bytecodes.c" value = GETITEM(frame->f_code->co_consts, oparg); Py_INCREF(value); - #line 65 "Python/generated_cases.c.h" + #line 102 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = value; DISPATCH(); @@ -69,9 +106,9 @@ TARGET(STORE_FAST) { PyObject *value = stack_pointer[-1]; - #line 167 "Python/bytecodes.c" + #line 202 "Python/bytecodes.c" SETLOCAL(oparg, value); - #line 75 "Python/generated_cases.c.h" + #line 112 "Python/generated_cases.c.h" STACK_SHRINK(1); DISPATCH(); } @@ -81,21 +118,21 @@ PyObject *_tmp_2; { PyObject *value; - #line 156 "Python/bytecodes.c" + #line 191 "Python/bytecodes.c" value = GETLOCAL(oparg); assert(value != NULL); Py_INCREF(value); - #line 89 "Python/generated_cases.c.h" + #line 126 "Python/generated_cases.c.h" _tmp_2 = value; } oparg = (next_instr++)->op.arg; { PyObject *value; - #line 156 "Python/bytecodes.c" + #line 191 "Python/bytecodes.c" value = GETLOCAL(oparg); assert(value != NULL); Py_INCREF(value); - #line 99 "Python/generated_cases.c.h" + #line 136 "Python/generated_cases.c.h" _tmp_1 = value; } STACK_GROW(2); @@ -109,20 +146,20 @@ PyObject *_tmp_2; { PyObject *value; - #line 156 "Python/bytecodes.c" + #line 191 "Python/bytecodes.c" value = GETLOCAL(oparg); assert(value != NULL); Py_INCREF(value); - #line 117 "Python/generated_cases.c.h" + #line 154 "Python/generated_cases.c.h" _tmp_2 = value; } oparg = (next_instr++)->op.arg; { PyObject *value; - #line 162 "Python/bytecodes.c" + #line 197 "Python/bytecodes.c" value = GETITEM(frame->f_code->co_consts, oparg); Py_INCREF(value); - #line 126 "Python/generated_cases.c.h" + #line 163 "Python/generated_cases.c.h" _tmp_1 = value; } STACK_GROW(2); @@ -135,18 +172,18 @@ PyObject *_tmp_1 = stack_pointer[-1]; { PyObject *value = _tmp_1; - #line 167 "Python/bytecodes.c" + #line 202 "Python/bytecodes.c" SETLOCAL(oparg, value); - #line 141 "Python/generated_cases.c.h" + #line 178 "Python/generated_cases.c.h" } oparg = (next_instr++)->op.arg; { PyObject *value; - #line 156 "Python/bytecodes.c" + #line 191 "Python/bytecodes.c" value = GETLOCAL(oparg); assert(value != NULL); Py_INCREF(value); - #line 150 "Python/generated_cases.c.h" + #line 187 "Python/generated_cases.c.h" _tmp_1 = value; } stack_pointer[-1] = _tmp_1; @@ -158,16 +195,16 @@ PyObject *_tmp_2 = stack_pointer[-2]; { PyObject *value = _tmp_1; - #line 167 "Python/bytecodes.c" + #line 202 "Python/bytecodes.c" SETLOCAL(oparg, value); - #line 164 "Python/generated_cases.c.h" + #line 201 "Python/generated_cases.c.h" } oparg = (next_instr++)->op.arg; { PyObject *value = _tmp_2; - #line 167 "Python/bytecodes.c" + #line 202 "Python/bytecodes.c" SETLOCAL(oparg, value); - #line 171 "Python/generated_cases.c.h" + #line 208 "Python/generated_cases.c.h" } STACK_SHRINK(2); DISPATCH(); @@ -178,20 +215,20 @@ PyObject *_tmp_2; { PyObject *value; - #line 162 "Python/bytecodes.c" + #line 197 "Python/bytecodes.c" value = GETITEM(frame->f_code->co_consts, oparg); Py_INCREF(value); - #line 185 "Python/generated_cases.c.h" + #line 222 "Python/generated_cases.c.h" _tmp_2 = value; } oparg = (next_instr++)->op.arg; { PyObject *value; - #line 156 "Python/bytecodes.c" + #line 191 "Python/bytecodes.c" value = GETLOCAL(oparg); assert(value != NULL); Py_INCREF(value); - #line 195 "Python/generated_cases.c.h" + #line 232 "Python/generated_cases.c.h" _tmp_1 = value; } STACK_GROW(2); @@ -202,8 +239,8 @@ TARGET(POP_TOP) { PyObject *value = stack_pointer[-1]; - #line 177 "Python/bytecodes.c" - #line 207 "Python/generated_cases.c.h" + #line 212 "Python/bytecodes.c" + #line 244 "Python/generated_cases.c.h" Py_DECREF(value); STACK_SHRINK(1); DISPATCH(); @@ -211,9 +248,9 @@ TARGET(PUSH_NULL) { PyObject *res; - #line 181 "Python/bytecodes.c" + #line 216 "Python/bytecodes.c" res = NULL; - #line 217 "Python/generated_cases.c.h" + #line 254 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = res; DISPATCH(); @@ -224,30 +261,79 @@ PyObject *_tmp_2 = stack_pointer[-2]; { PyObject *value = _tmp_1; - #line 177 "Python/bytecodes.c" - #line 229 "Python/generated_cases.c.h" + #line 212 "Python/bytecodes.c" + #line 266 "Python/generated_cases.c.h" Py_DECREF(value); } { PyObject *value = _tmp_2; - #line 177 "Python/bytecodes.c" - #line 235 "Python/generated_cases.c.h" + #line 212 "Python/bytecodes.c" + #line 272 "Python/generated_cases.c.h" Py_DECREF(value); } STACK_SHRINK(2); DISPATCH(); } + TARGET(INSTRUMENTED_END_FOR) { + PyObject *value = stack_pointer[-1]; + PyObject *receiver = stack_pointer[-2]; + #line 222 "Python/bytecodes.c" + /* Need to create a fake StopIteration error here, + * to conform to PEP 380 */ + if (PyGen_Check(receiver)) { + PyErr_SetObject(PyExc_StopIteration, value); + if (monitor_stop_iteration(tstate, frame, next_instr-1)) { + goto error; + } + PyErr_SetRaisedException(NULL); + } + #line 292 "Python/generated_cases.c.h" + Py_DECREF(receiver); + Py_DECREF(value); + STACK_SHRINK(2); + DISPATCH(); + } + + TARGET(END_SEND) { + PyObject *value = stack_pointer[-1]; + PyObject *receiver = stack_pointer[-2]; + #line 235 "Python/bytecodes.c" + Py_DECREF(receiver); + #line 304 "Python/generated_cases.c.h" + STACK_SHRINK(1); + stack_pointer[-1] = value; + DISPATCH(); + } + + TARGET(INSTRUMENTED_END_SEND) { + PyObject *value = stack_pointer[-1]; + PyObject *receiver = stack_pointer[-2]; + #line 239 "Python/bytecodes.c" + if (PyGen_Check(receiver) || PyCoro_CheckExact(receiver)) { + PyErr_SetObject(PyExc_StopIteration, value); + if (monitor_stop_iteration(tstate, frame, next_instr-1)) { + goto error; + } + PyErr_SetRaisedException(NULL); + } + Py_DECREF(receiver); + #line 322 "Python/generated_cases.c.h" + STACK_SHRINK(1); + stack_pointer[-1] = value; + DISPATCH(); + } + TARGET(UNARY_NEGATIVE) { PyObject *value = stack_pointer[-1]; PyObject *res; - #line 187 "Python/bytecodes.c" + #line 250 "Python/bytecodes.c" res = PyNumber_Negative(value); - #line 247 "Python/generated_cases.c.h" + #line 333 "Python/generated_cases.c.h" Py_DECREF(value); - #line 189 "Python/bytecodes.c" + #line 252 "Python/bytecodes.c" if (res == NULL) goto pop_1_error; - #line 251 "Python/generated_cases.c.h" + #line 337 "Python/generated_cases.c.h" stack_pointer[-1] = res; DISPATCH(); } @@ -255,11 +341,11 @@ TARGET(UNARY_NOT) { PyObject *value = stack_pointer[-1]; PyObject *res; - #line 193 "Python/bytecodes.c" + #line 256 "Python/bytecodes.c" int err = PyObject_IsTrue(value); - #line 261 "Python/generated_cases.c.h" + #line 347 "Python/generated_cases.c.h" Py_DECREF(value); - #line 195 "Python/bytecodes.c" + #line 258 "Python/bytecodes.c" if (err < 0) goto pop_1_error; if (err == 0) { res = Py_True; @@ -268,7 +354,7 @@ res = Py_False; } Py_INCREF(res); - #line 272 "Python/generated_cases.c.h" + #line 358 "Python/generated_cases.c.h" stack_pointer[-1] = res; DISPATCH(); } @@ -276,13 +362,13 @@ TARGET(UNARY_INVERT) { PyObject *value = stack_pointer[-1]; PyObject *res; - #line 206 "Python/bytecodes.c" + #line 269 "Python/bytecodes.c" res = PyNumber_Invert(value); - #line 282 "Python/generated_cases.c.h" + #line 368 "Python/generated_cases.c.h" Py_DECREF(value); - #line 208 "Python/bytecodes.c" + #line 271 "Python/bytecodes.c" if (res == NULL) goto pop_1_error; - #line 286 "Python/generated_cases.c.h" + #line 372 "Python/generated_cases.c.h" stack_pointer[-1] = res; DISPATCH(); } @@ -291,8 +377,7 @@ PyObject *right = stack_pointer[-1]; PyObject *left = stack_pointer[-2]; PyObject *prod; - #line 225 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 288 "Python/bytecodes.c" DEOPT_IF(!PyLong_CheckExact(left), BINARY_OP); DEOPT_IF(!PyLong_CheckExact(right), BINARY_OP); STAT_INC(BINARY_OP, hit); @@ -300,7 +385,7 @@ _Py_DECREF_SPECIALIZED(right, (destructor)PyObject_Free); _Py_DECREF_SPECIALIZED(left, (destructor)PyObject_Free); if (prod == NULL) goto pop_2_error; - #line 304 "Python/generated_cases.c.h" + #line 389 "Python/generated_cases.c.h" STACK_SHRINK(1); stack_pointer[-1] = prod; next_instr += 1; @@ -311,15 +396,14 @@ PyObject *right = stack_pointer[-1]; PyObject *left = stack_pointer[-2]; PyObject *prod; - #line 236 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 298 "Python/bytecodes.c" DEOPT_IF(!PyFloat_CheckExact(left), BINARY_OP); DEOPT_IF(!PyFloat_CheckExact(right), BINARY_OP); STAT_INC(BINARY_OP, hit); double dprod = ((PyFloatObject *)left)->ob_fval * ((PyFloatObject *)right)->ob_fval; DECREF_INPUTS_AND_REUSE_FLOAT(left, right, dprod, prod); - #line 323 "Python/generated_cases.c.h" + #line 407 "Python/generated_cases.c.h" STACK_SHRINK(1); stack_pointer[-1] = prod; next_instr += 1; @@ -330,8 +414,7 @@ PyObject *right = stack_pointer[-1]; PyObject *left = stack_pointer[-2]; PyObject *sub; - #line 246 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 307 "Python/bytecodes.c" DEOPT_IF(!PyLong_CheckExact(left), BINARY_OP); DEOPT_IF(!PyLong_CheckExact(right), BINARY_OP); STAT_INC(BINARY_OP, hit); @@ -339,7 +422,7 @@ _Py_DECREF_SPECIALIZED(right, (destructor)PyObject_Free); _Py_DECREF_SPECIALIZED(left, (destructor)PyObject_Free); if (sub == NULL) goto pop_2_error; - #line 343 "Python/generated_cases.c.h" + #line 426 "Python/generated_cases.c.h" STACK_SHRINK(1); stack_pointer[-1] = sub; next_instr += 1; @@ -350,14 +433,13 @@ PyObject *right = stack_pointer[-1]; PyObject *left = stack_pointer[-2]; PyObject *sub; - #line 257 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 317 "Python/bytecodes.c" DEOPT_IF(!PyFloat_CheckExact(left), BINARY_OP); DEOPT_IF(!PyFloat_CheckExact(right), BINARY_OP); STAT_INC(BINARY_OP, hit); double dsub = ((PyFloatObject *)left)->ob_fval - ((PyFloatObject *)right)->ob_fval; DECREF_INPUTS_AND_REUSE_FLOAT(left, right, dsub, sub); - #line 361 "Python/generated_cases.c.h" + #line 443 "Python/generated_cases.c.h" STACK_SHRINK(1); stack_pointer[-1] = sub; next_instr += 1; @@ -368,8 +450,7 @@ PyObject *right = stack_pointer[-1]; PyObject *left = stack_pointer[-2]; PyObject *res; - #line 266 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 325 "Python/bytecodes.c" DEOPT_IF(!PyUnicode_CheckExact(left), BINARY_OP); DEOPT_IF(Py_TYPE(right) != Py_TYPE(left), BINARY_OP); STAT_INC(BINARY_OP, hit); @@ -377,7 +458,7 @@ _Py_DECREF_SPECIALIZED(left, _PyUnicode_ExactDealloc); _Py_DECREF_SPECIALIZED(right, _PyUnicode_ExactDealloc); if (res == NULL) goto pop_2_error; - #line 381 "Python/generated_cases.c.h" + #line 462 "Python/generated_cases.c.h" STACK_SHRINK(1); stack_pointer[-1] = res; next_instr += 1; @@ -387,8 +468,7 @@ TARGET(BINARY_OP_INPLACE_ADD_UNICODE) { PyObject *right = stack_pointer[-1]; PyObject *left = stack_pointer[-2]; - #line 283 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 341 "Python/bytecodes.c" DEOPT_IF(!PyUnicode_CheckExact(left), BINARY_OP); DEOPT_IF(Py_TYPE(right) != Py_TYPE(left), BINARY_OP); _Py_CODEUNIT true_next = next_instr[INLINE_CACHE_ENTRIES_BINARY_OP]; @@ -415,7 +495,7 @@ if (*target_local == NULL) goto pop_2_error; // The STORE_FAST is already done. JUMPBY(INLINE_CACHE_ENTRIES_BINARY_OP + 1); - #line 419 "Python/generated_cases.c.h" + #line 499 "Python/generated_cases.c.h" STACK_SHRINK(2); DISPATCH(); } @@ -424,15 +504,14 @@ PyObject *right = stack_pointer[-1]; PyObject *left = stack_pointer[-2]; PyObject *sum; - #line 313 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 370 "Python/bytecodes.c" DEOPT_IF(!PyFloat_CheckExact(left), BINARY_OP); DEOPT_IF(Py_TYPE(right) != Py_TYPE(left), BINARY_OP); STAT_INC(BINARY_OP, hit); double dsum = ((PyFloatObject *)left)->ob_fval + ((PyFloatObject *)right)->ob_fval; DECREF_INPUTS_AND_REUSE_FLOAT(left, right, dsum, sum); - #line 436 "Python/generated_cases.c.h" + #line 515 "Python/generated_cases.c.h" STACK_SHRINK(1); stack_pointer[-1] = sum; next_instr += 1; @@ -443,8 +522,7 @@ PyObject *right = stack_pointer[-1]; PyObject *left = stack_pointer[-2]; PyObject *sum; - #line 323 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 379 "Python/bytecodes.c" DEOPT_IF(!PyLong_CheckExact(left), BINARY_OP); DEOPT_IF(Py_TYPE(right) != Py_TYPE(left), BINARY_OP); STAT_INC(BINARY_OP, hit); @@ -452,7 +530,7 @@ _Py_DECREF_SPECIALIZED(right, (destructor)PyObject_Free); _Py_DECREF_SPECIALIZED(left, (destructor)PyObject_Free); if (sum == NULL) goto pop_2_error; - #line 456 "Python/generated_cases.c.h" + #line 534 "Python/generated_cases.c.h" STACK_SHRINK(1); stack_pointer[-1] = sum; next_instr += 1; @@ -465,11 +543,10 @@ PyObject *sub = stack_pointer[-1]; PyObject *container = stack_pointer[-2]; PyObject *res; - #line 342 "Python/bytecodes.c" + #line 397 "Python/bytecodes.c" #if ENABLE_SPECIALIZATION _PyBinarySubscrCache *cache = (_PyBinarySubscrCache *)next_instr; if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) { - assert(cframe.use_tracing == 0); next_instr--; _Py_Specialize_BinarySubscr(container, sub, next_instr); DISPATCH_SAME_OPARG(); @@ -478,12 +555,12 @@ DECREMENT_ADAPTIVE_COUNTER(cache->counter); #endif /* ENABLE_SPECIALIZATION */ res = PyObject_GetItem(container, sub); - #line 482 "Python/generated_cases.c.h" + #line 559 "Python/generated_cases.c.h" Py_DECREF(container); Py_DECREF(sub); - #line 355 "Python/bytecodes.c" + #line 409 "Python/bytecodes.c" if (res == NULL) goto pop_2_error; - #line 487 "Python/generated_cases.c.h" + #line 564 "Python/generated_cases.c.h" STACK_SHRINK(1); stack_pointer[-1] = res; next_instr += 1; @@ -495,7 +572,7 @@ PyObject *start = stack_pointer[-2]; PyObject *container = stack_pointer[-3]; PyObject *res; - #line 359 "Python/bytecodes.c" + #line 413 "Python/bytecodes.c" PyObject *slice = _PyBuildSlice_ConsumeRefs(start, stop); // Can't use ERROR_IF() here, because we haven't // DECREF'ed container yet, and we still own slice. @@ -508,7 +585,7 @@ } Py_DECREF(container); if (res == NULL) goto pop_3_error; - #line 512 "Python/generated_cases.c.h" + #line 589 "Python/generated_cases.c.h" STACK_SHRINK(2); stack_pointer[-1] = res; DISPATCH(); @@ -519,7 +596,7 @@ PyObject *start = stack_pointer[-2]; PyObject *container = stack_pointer[-3]; PyObject *v = stack_pointer[-4]; - #line 374 "Python/bytecodes.c" + #line 428 "Python/bytecodes.c" PyObject *slice = _PyBuildSlice_ConsumeRefs(start, stop); int err; if (slice == NULL) { @@ -532,7 +609,7 @@ Py_DECREF(v); Py_DECREF(container); if (err) goto pop_4_error; - #line 536 "Python/generated_cases.c.h" + #line 613 "Python/generated_cases.c.h" STACK_SHRINK(4); DISPATCH(); } @@ -541,8 +618,7 @@ PyObject *sub = stack_pointer[-1]; PyObject *list = stack_pointer[-2]; PyObject *res; - #line 389 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 443 "Python/bytecodes.c" DEOPT_IF(!PyLong_CheckExact(sub), BINARY_SUBSCR); DEOPT_IF(!PyList_CheckExact(list), BINARY_SUBSCR); @@ -556,7 +632,7 @@ Py_INCREF(res); _Py_DECREF_SPECIALIZED(sub, (destructor)PyObject_Free); Py_DECREF(list); - #line 560 "Python/generated_cases.c.h" + #line 636 "Python/generated_cases.c.h" STACK_SHRINK(1); stack_pointer[-1] = res; next_instr += 1; @@ -567,8 +643,7 @@ PyObject *sub = stack_pointer[-1]; PyObject *tuple = stack_pointer[-2]; PyObject *res; - #line 406 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 459 "Python/bytecodes.c" DEOPT_IF(!PyLong_CheckExact(sub), BINARY_SUBSCR); DEOPT_IF(!PyTuple_CheckExact(tuple), BINARY_SUBSCR); @@ -582,7 +657,7 @@ Py_INCREF(res); _Py_DECREF_SPECIALIZED(sub, (destructor)PyObject_Free); Py_DECREF(tuple); - #line 586 "Python/generated_cases.c.h" + #line 661 "Python/generated_cases.c.h" STACK_SHRINK(1); stack_pointer[-1] = res; next_instr += 1; @@ -593,8 +668,7 @@ PyObject *sub = stack_pointer[-1]; PyObject *dict = stack_pointer[-2]; PyObject *res; - #line 423 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 475 "Python/bytecodes.c" DEOPT_IF(!PyDict_CheckExact(dict), BINARY_SUBSCR); STAT_INC(BINARY_SUBSCR, hit); res = PyDict_GetItemWithError(dict, sub); @@ -602,14 +676,14 @@ if (!_PyErr_Occurred(tstate)) { _PyErr_SetKeyError(sub); } - #line 606 "Python/generated_cases.c.h" + #line 680 "Python/generated_cases.c.h" Py_DECREF(dict); Py_DECREF(sub); - #line 432 "Python/bytecodes.c" + #line 483 "Python/bytecodes.c" if (true) goto pop_2_error; } Py_INCREF(res); // Do this before DECREF'ing dict, sub - #line 613 "Python/generated_cases.c.h" + #line 687 "Python/generated_cases.c.h" Py_DECREF(dict); Py_DECREF(sub); STACK_SHRINK(1); @@ -621,7 +695,7 @@ TARGET(BINARY_SUBSCR_GETITEM) { PyObject *sub = stack_pointer[-1]; PyObject *container = stack_pointer[-2]; - #line 439 "Python/bytecodes.c" + #line 490 "Python/bytecodes.c" PyTypeObject *tp = Py_TYPE(container); DEOPT_IF(!PyType_HasFeature(tp, Py_TPFLAGS_HEAPTYPE), BINARY_SUBSCR); PyHeapTypeObject *ht = (PyHeapTypeObject *)tp; @@ -642,15 +716,15 @@ new_frame->localsplus[1] = sub; JUMPBY(INLINE_CACHE_ENTRIES_BINARY_SUBSCR); DISPATCH_INLINED(new_frame); - #line 646 "Python/generated_cases.c.h" + #line 720 "Python/generated_cases.c.h" } TARGET(LIST_APPEND) { PyObject *v = stack_pointer[-1]; PyObject *list = stack_pointer[-(2 + (oparg-1))]; - #line 462 "Python/bytecodes.c" + #line 513 "Python/bytecodes.c" if (_PyList_AppendTakeRef((PyListObject *)list, v) < 0) goto pop_1_error; - #line 654 "Python/generated_cases.c.h" + #line 728 "Python/generated_cases.c.h" STACK_SHRINK(1); PREDICT(JUMP_BACKWARD); DISPATCH(); @@ -659,13 +733,13 @@ TARGET(SET_ADD) { PyObject *v = stack_pointer[-1]; PyObject *set = stack_pointer[-(2 + (oparg-1))]; - #line 467 "Python/bytecodes.c" + #line 518 "Python/bytecodes.c" int err = PySet_Add(set, v); - #line 665 "Python/generated_cases.c.h" + #line 739 "Python/generated_cases.c.h" Py_DECREF(v); - #line 469 "Python/bytecodes.c" + #line 520 "Python/bytecodes.c" if (err) goto pop_1_error; - #line 669 "Python/generated_cases.c.h" + #line 743 "Python/generated_cases.c.h" STACK_SHRINK(1); PREDICT(JUMP_BACKWARD); DISPATCH(); @@ -678,10 +752,9 @@ PyObject *container = stack_pointer[-2]; PyObject *v = stack_pointer[-3]; uint16_t counter = read_u16(&next_instr[0].cache); - #line 480 "Python/bytecodes.c" + #line 531 "Python/bytecodes.c" #if ENABLE_SPECIALIZATION if (ADAPTIVE_COUNTER_IS_ZERO(counter)) { - assert(cframe.use_tracing == 0); next_instr--; _Py_Specialize_StoreSubscr(container, sub, next_instr); DISPATCH_SAME_OPARG(); @@ -694,13 +767,13 @@ #endif /* ENABLE_SPECIALIZATION */ /* container[sub] = v */ int err = PyObject_SetItem(container, sub, v); - #line 698 "Python/generated_cases.c.h" + #line 771 "Python/generated_cases.c.h" Py_DECREF(v); Py_DECREF(container); Py_DECREF(sub); - #line 496 "Python/bytecodes.c" + #line 546 "Python/bytecodes.c" if (err) goto pop_3_error; - #line 704 "Python/generated_cases.c.h" + #line 777 "Python/generated_cases.c.h" STACK_SHRINK(3); next_instr += 1; DISPATCH(); @@ -710,8 +783,7 @@ PyObject *sub = stack_pointer[-1]; PyObject *list = stack_pointer[-2]; PyObject *value = stack_pointer[-3]; - #line 500 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 550 "Python/bytecodes.c" DEOPT_IF(!PyLong_CheckExact(sub), STORE_SUBSCR); DEOPT_IF(!PyList_CheckExact(list), STORE_SUBSCR); @@ -728,7 +800,7 @@ Py_DECREF(old_value); _Py_DECREF_SPECIALIZED(sub, (destructor)PyObject_Free); Py_DECREF(list); - #line 732 "Python/generated_cases.c.h" + #line 804 "Python/generated_cases.c.h" STACK_SHRINK(3); next_instr += 1; DISPATCH(); @@ -738,14 +810,13 @@ PyObject *sub = stack_pointer[-1]; PyObject *dict = stack_pointer[-2]; PyObject *value = stack_pointer[-3]; - #line 520 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 569 "Python/bytecodes.c" DEOPT_IF(!PyDict_CheckExact(dict), STORE_SUBSCR); STAT_INC(STORE_SUBSCR, hit); int err = _PyDict_SetItem_Take2((PyDictObject *)dict, sub, value); Py_DECREF(dict); if (err) goto pop_3_error; - #line 749 "Python/generated_cases.c.h" + #line 820 "Python/generated_cases.c.h" STACK_SHRINK(3); next_instr += 1; DISPATCH(); @@ -754,15 +825,15 @@ TARGET(DELETE_SUBSCR) { PyObject *sub = stack_pointer[-1]; PyObject *container = stack_pointer[-2]; - #line 529 "Python/bytecodes.c" + #line 577 "Python/bytecodes.c" /* del container[sub] */ int err = PyObject_DelItem(container, sub); - #line 761 "Python/generated_cases.c.h" + #line 832 "Python/generated_cases.c.h" Py_DECREF(container); Py_DECREF(sub); - #line 532 "Python/bytecodes.c" + #line 580 "Python/bytecodes.c" if (err) goto pop_2_error; - #line 766 "Python/generated_cases.c.h" + #line 837 "Python/generated_cases.c.h" STACK_SHRINK(2); DISPATCH(); } @@ -770,14 +841,14 @@ TARGET(CALL_INTRINSIC_1) { PyObject *value = stack_pointer[-1]; PyObject *res; - #line 536 "Python/bytecodes.c" + #line 584 "Python/bytecodes.c" assert(oparg <= MAX_INTRINSIC_1); res = _PyIntrinsics_UnaryFunctions[oparg](tstate, value); - #line 777 "Python/generated_cases.c.h" + #line 848 "Python/generated_cases.c.h" Py_DECREF(value); - #line 539 "Python/bytecodes.c" + #line 587 "Python/bytecodes.c" if (res == NULL) goto pop_1_error; - #line 781 "Python/generated_cases.c.h" + #line 852 "Python/generated_cases.c.h" stack_pointer[-1] = res; DISPATCH(); } @@ -786,15 +857,15 @@ PyObject *value1 = stack_pointer[-1]; PyObject *value2 = stack_pointer[-2]; PyObject *res; - #line 543 "Python/bytecodes.c" + #line 591 "Python/bytecodes.c" assert(oparg <= MAX_INTRINSIC_2); res = _PyIntrinsics_BinaryFunctions[oparg](tstate, value2, value1); - #line 793 "Python/generated_cases.c.h" + #line 864 "Python/generated_cases.c.h" Py_DECREF(value2); Py_DECREF(value1); - #line 546 "Python/bytecodes.c" + #line 594 "Python/bytecodes.c" if (res == NULL) goto pop_2_error; - #line 798 "Python/generated_cases.c.h" + #line 869 "Python/generated_cases.c.h" STACK_SHRINK(1); stack_pointer[-1] = res; DISPATCH(); @@ -802,7 +873,7 @@ TARGET(RAISE_VARARGS) { PyObject **args = (stack_pointer - oparg); - #line 550 "Python/bytecodes.c" + #line 598 "Python/bytecodes.c" PyObject *cause = NULL, *exc = NULL; switch (oparg) { case 2: @@ -820,34 +891,31 @@ break; } if (true) { STACK_SHRINK(oparg); goto error; } - #line 824 "Python/generated_cases.c.h" + #line 895 "Python/generated_cases.c.h" } TARGET(INTERPRETER_EXIT) { PyObject *retval = stack_pointer[-1]; - #line 570 "Python/bytecodes.c" + #line 618 "Python/bytecodes.c" assert(frame == &entry_frame); assert(_PyFrame_IsIncomplete(frame)); STACK_SHRINK(1); // Since we're not going to DISPATCH() assert(EMPTY()); /* Restore previous cframe and return. */ tstate->cframe = cframe.previous; - tstate->cframe->use_tracing = cframe.use_tracing; assert(tstate->cframe->current_frame == frame->previous); assert(!_PyErr_Occurred(tstate)); _Py_LeaveRecursiveCallTstate(tstate); return retval; - #line 841 "Python/generated_cases.c.h" + #line 911 "Python/generated_cases.c.h" } TARGET(RETURN_VALUE) { PyObject *retval = stack_pointer[-1]; - #line 584 "Python/bytecodes.c" + #line 631 "Python/bytecodes.c" STACK_SHRINK(1); assert(EMPTY()); _PyFrame_SetStackPointer(frame, stack_pointer); - TRACE_FUNCTION_EXIT(); - DTRACE_FUNCTION_EXIT(); _Py_LeaveRecursiveCallPy(tstate); assert(frame != &entry_frame); // GH-99729: We need to unlink the frame *before* clearing it: @@ -856,17 +924,36 @@ _PyEvalFrameClearAndPop(tstate, dying); _PyFrame_StackPush(frame, retval); goto resume_frame; - #line 860 "Python/generated_cases.c.h" + #line 928 "Python/generated_cases.c.h" + } + + TARGET(INSTRUMENTED_RETURN_VALUE) { + PyObject *retval = stack_pointer[-1]; + #line 645 "Python/bytecodes.c" + int err = _Py_call_instrumentation_arg( + tstate, PY_MONITORING_EVENT_PY_RETURN, + frame, next_instr-1, retval); + if (err) goto error; + STACK_SHRINK(1); + assert(EMPTY()); + _PyFrame_SetStackPointer(frame, stack_pointer); + _Py_LeaveRecursiveCallPy(tstate); + assert(frame != &entry_frame); + // GH-99729: We need to unlink the frame *before* clearing it: + _PyInterpreterFrame *dying = frame; + frame = cframe.current_frame = dying->previous; + _PyEvalFrameClearAndPop(tstate, dying); + _PyFrame_StackPush(frame, retval); + goto resume_frame; + #line 949 "Python/generated_cases.c.h" } TARGET(RETURN_CONST) { - #line 600 "Python/bytecodes.c" + #line 663 "Python/bytecodes.c" PyObject *retval = GETITEM(frame->f_code->co_consts, oparg); Py_INCREF(retval); assert(EMPTY()); _PyFrame_SetStackPointer(frame, stack_pointer); - TRACE_FUNCTION_EXIT(); - DTRACE_FUNCTION_EXIT(); _Py_LeaveRecursiveCallPy(tstate); assert(frame != &entry_frame); // GH-99729: We need to unlink the frame *before* clearing it: @@ -875,13 +962,34 @@ _PyEvalFrameClearAndPop(tstate, dying); _PyFrame_StackPush(frame, retval); goto resume_frame; - #line 879 "Python/generated_cases.c.h" + #line 966 "Python/generated_cases.c.h" + } + + TARGET(INSTRUMENTED_RETURN_CONST) { + #line 678 "Python/bytecodes.c" + PyObject *retval = GETITEM(frame->f_code->co_consts, oparg); + int err = _Py_call_instrumentation_arg( + tstate, PY_MONITORING_EVENT_PY_RETURN, + frame, next_instr-1, retval); + if (err) goto error; + Py_INCREF(retval); + assert(EMPTY()); + _PyFrame_SetStackPointer(frame, stack_pointer); + _Py_LeaveRecursiveCallPy(tstate); + assert(frame != &entry_frame); + // GH-99729: We need to unlink the frame *before* clearing it: + _PyInterpreterFrame *dying = frame; + frame = cframe.current_frame = dying->previous; + _PyEvalFrameClearAndPop(tstate, dying); + _PyFrame_StackPush(frame, retval); + goto resume_frame; + #line 987 "Python/generated_cases.c.h" } TARGET(GET_AITER) { PyObject *obj = stack_pointer[-1]; PyObject *iter; - #line 617 "Python/bytecodes.c" + #line 697 "Python/bytecodes.c" unaryfunc getter = NULL; PyTypeObject *type = Py_TYPE(obj); @@ -894,16 +1002,16 @@ "'async for' requires an object with " "__aiter__ method, got %.100s", type->tp_name); - #line 898 "Python/generated_cases.c.h" + #line 1006 "Python/generated_cases.c.h" Py_DECREF(obj); - #line 630 "Python/bytecodes.c" + #line 710 "Python/bytecodes.c" if (true) goto pop_1_error; } iter = (*getter)(obj); - #line 905 "Python/generated_cases.c.h" + #line 1013 "Python/generated_cases.c.h" Py_DECREF(obj); - #line 635 "Python/bytecodes.c" + #line 715 "Python/bytecodes.c" if (iter == NULL) goto pop_1_error; if (Py_TYPE(iter)->tp_as_async == NULL || @@ -916,7 +1024,7 @@ Py_DECREF(iter); if (true) goto pop_1_error; } - #line 920 "Python/generated_cases.c.h" + #line 1028 "Python/generated_cases.c.h" stack_pointer[-1] = iter; DISPATCH(); } @@ -924,7 +1032,7 @@ TARGET(GET_ANEXT) { PyObject *aiter = stack_pointer[-1]; PyObject *awaitable; - #line 650 "Python/bytecodes.c" + #line 730 "Python/bytecodes.c" unaryfunc getter = NULL; PyObject *next_iter = NULL; PyTypeObject *type = Py_TYPE(aiter); @@ -968,7 +1076,7 @@ } } - #line 972 "Python/generated_cases.c.h" + #line 1080 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = awaitable; PREDICT(LOAD_CONST); @@ -979,16 +1087,16 @@ PREDICTED(GET_AWAITABLE); PyObject *iterable = stack_pointer[-1]; PyObject *iter; - #line 697 "Python/bytecodes.c" + #line 777 "Python/bytecodes.c" iter = _PyCoro_GetAwaitableIter(iterable); if (iter == NULL) { format_awaitable_error(tstate, Py_TYPE(iterable), oparg); } - #line 990 "Python/generated_cases.c.h" + #line 1098 "Python/generated_cases.c.h" Py_DECREF(iterable); - #line 704 "Python/bytecodes.c" + #line 784 "Python/bytecodes.c" if (iter != NULL && PyCoro_CheckExact(iter)) { PyObject *yf = _PyGen_yf((PyGenObject*)iter); @@ -1006,7 +1114,7 @@ if (iter == NULL) goto pop_1_error; - #line 1010 "Python/generated_cases.c.h" + #line 1118 "Python/generated_cases.c.h" stack_pointer[-1] = iter; PREDICT(LOAD_CONST); DISPATCH(); @@ -1017,11 +1125,10 @@ PyObject *v = stack_pointer[-1]; PyObject *receiver = stack_pointer[-2]; PyObject *retval; - #line 730 "Python/bytecodes.c" + #line 810 "Python/bytecodes.c" #if ENABLE_SPECIALIZATION _PySendCache *cache = (_PySendCache *)next_instr; if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) { - assert(cframe.use_tracing == 0); next_instr--; _Py_Specialize_Send(receiver, next_instr); DISPATCH_SAME_OPARG(); @@ -1030,6 +1137,20 @@ DECREMENT_ADAPTIVE_COUNTER(cache->counter); #endif /* ENABLE_SPECIALIZATION */ assert(frame != &entry_frame); + if ((Py_TYPE(receiver) == &PyGen_Type || + Py_TYPE(receiver) == &PyCoro_Type) && ((PyGenObject *)receiver)->gi_frame_state < FRAME_EXECUTING) + { + PyGenObject *gen = (PyGenObject *)receiver; + _PyInterpreterFrame *gen_frame = (_PyInterpreterFrame *)gen->gi_iframe; + frame->yield_offset = oparg; + STACK_SHRINK(1); + _PyFrame_StackPush(gen_frame, v); + gen->gi_frame_state = FRAME_EXECUTING; + gen->gi_exc_state.previous_item = tstate->exc_info; + tstate->exc_info = &gen->gi_exc_state; + JUMPBY(INLINE_CACHE_ENTRIES_SEND + oparg); + DISPATCH_INLINED(gen_frame); + } if (Py_IsNone(v) && PyIter_Check(receiver)) { retval = Py_TYPE(receiver)->tp_iternext(receiver); } @@ -1037,23 +1158,20 @@ retval = PyObject_CallMethodOneArg(receiver, &_Py_ID(send), v); } if (retval == NULL) { - if (tstate->c_tracefunc != NULL - && _PyErr_ExceptionMatches(tstate, PyExc_StopIteration)) - call_exc_trace(tstate->c_tracefunc, tstate->c_traceobj, tstate, frame); + if (_PyErr_ExceptionMatches(tstate, PyExc_StopIteration) + ) { + monitor_raise(tstate, frame, next_instr-1); + } if (_PyGen_FetchStopIterationValue(&retval) == 0) { assert(retval != NULL); JUMPBY(oparg); } else { - assert(retval == NULL); goto error; } } - else { - assert(retval != NULL); - } Py_DECREF(v); - #line 1057 "Python/generated_cases.c.h" + #line 1175 "Python/generated_cases.c.h" stack_pointer[-1] = retval; next_instr += 1; DISPATCH(); @@ -1062,8 +1180,7 @@ TARGET(SEND_GEN) { PyObject *v = stack_pointer[-1]; PyObject *receiver = stack_pointer[-2]; - #line 768 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 858 "Python/bytecodes.c" PyGenObject *gen = (PyGenObject *)receiver; DEOPT_IF(Py_TYPE(gen) != &PyGen_Type && Py_TYPE(gen) != &PyCoro_Type, SEND); @@ -1078,12 +1195,35 @@ tstate->exc_info = &gen->gi_exc_state; JUMPBY(INLINE_CACHE_ENTRIES_SEND + oparg); DISPATCH_INLINED(gen_frame); - #line 1082 "Python/generated_cases.c.h" + #line 1199 "Python/generated_cases.c.h" + } + + TARGET(INSTRUMENTED_YIELD_VALUE) { + PyObject *retval = stack_pointer[-1]; + #line 875 "Python/bytecodes.c" + assert(frame != &entry_frame); + PyGenObject *gen = _PyFrame_GetGenerator(frame); + gen->gi_frame_state = FRAME_SUSPENDED; + _PyFrame_SetStackPointer(frame, stack_pointer - 1); + int err = _Py_call_instrumentation_arg( + tstate, PY_MONITORING_EVENT_PY_YIELD, + frame, next_instr-1, retval); + if (err) goto error; + tstate->exc_info = gen->gi_exc_state.previous_item; + gen->gi_exc_state.previous_item = NULL; + _Py_LeaveRecursiveCallPy(tstate); + _PyInterpreterFrame *gen_frame = frame; + frame = cframe.current_frame = frame->previous; + gen_frame->previous = NULL; + frame->prev_instr -= frame->yield_offset; + _PyFrame_StackPush(frame, retval); + goto resume_frame; + #line 1222 "Python/generated_cases.c.h" } TARGET(YIELD_VALUE) { PyObject *retval = stack_pointer[-1]; - #line 786 "Python/bytecodes.c" + #line 895 "Python/bytecodes.c" // NOTE: It's important that YIELD_VALUE never raises an exception! // The compiler treats any exception raised here as a failed close() // or throw() call. @@ -1091,8 +1231,6 @@ PyGenObject *gen = _PyFrame_GetGenerator(frame); gen->gi_frame_state = FRAME_SUSPENDED; _PyFrame_SetStackPointer(frame, stack_pointer - 1); - TRACE_FUNCTION_EXIT(); - DTRACE_FUNCTION_EXIT(); tstate->exc_info = gen->gi_exc_state.previous_item; gen->gi_exc_state.previous_item = NULL; _Py_LeaveRecursiveCallPy(tstate); @@ -1102,15 +1240,15 @@ frame->prev_instr -= frame->yield_offset; _PyFrame_StackPush(frame, retval); goto resume_frame; - #line 1106 "Python/generated_cases.c.h" + #line 1244 "Python/generated_cases.c.h" } TARGET(POP_EXCEPT) { PyObject *exc_value = stack_pointer[-1]; - #line 807 "Python/bytecodes.c" + #line 914 "Python/bytecodes.c" _PyErr_StackItem *exc_info = tstate->exc_info; Py_XSETREF(exc_info->exc_value, exc_value); - #line 1114 "Python/generated_cases.c.h" + #line 1252 "Python/generated_cases.c.h" STACK_SHRINK(1); DISPATCH(); } @@ -1118,7 +1256,7 @@ TARGET(RERAISE) { PyObject *exc = stack_pointer[-1]; PyObject **values = (stack_pointer - (1 + oparg)); - #line 812 "Python/bytecodes.c" + #line 919 "Python/bytecodes.c" assert(oparg >= 0 && oparg <= 2); if (oparg) { PyObject *lasti = values[0]; @@ -1136,26 +1274,26 @@ Py_INCREF(exc); _PyErr_SetRaisedException(tstate, exc); goto exception_unwind; - #line 1140 "Python/generated_cases.c.h" + #line 1278 "Python/generated_cases.c.h" } TARGET(END_ASYNC_FOR) { PyObject *exc = stack_pointer[-1]; PyObject *awaitable = stack_pointer[-2]; - #line 832 "Python/bytecodes.c" + #line 939 "Python/bytecodes.c" assert(exc && PyExceptionInstance_Check(exc)); if (PyErr_GivenExceptionMatches(exc, PyExc_StopAsyncIteration)) { - #line 1149 "Python/generated_cases.c.h" + #line 1287 "Python/generated_cases.c.h" Py_DECREF(awaitable); Py_DECREF(exc); - #line 835 "Python/bytecodes.c" + #line 942 "Python/bytecodes.c" } else { Py_INCREF(exc); _PyErr_SetRaisedException(tstate, exc); goto exception_unwind; } - #line 1159 "Python/generated_cases.c.h" + #line 1297 "Python/generated_cases.c.h" STACK_SHRINK(2); DISPATCH(); } @@ -1166,23 +1304,23 @@ PyObject *sub_iter = stack_pointer[-3]; PyObject *none; PyObject *value; - #line 844 "Python/bytecodes.c" + #line 951 "Python/bytecodes.c" assert(throwflag); assert(exc_value && PyExceptionInstance_Check(exc_value)); if (PyErr_GivenExceptionMatches(exc_value, PyExc_StopIteration)) { value = Py_NewRef(((PyStopIterationObject *)exc_value)->value); - #line 1175 "Python/generated_cases.c.h" + #line 1313 "Python/generated_cases.c.h" Py_DECREF(sub_iter); Py_DECREF(last_sent_val); Py_DECREF(exc_value); - #line 849 "Python/bytecodes.c" + #line 956 "Python/bytecodes.c" none = Py_NewRef(Py_None); } else { _PyErr_SetRaisedException(tstate, Py_NewRef(exc_value)); goto exception_unwind; } - #line 1186 "Python/generated_cases.c.h" + #line 1324 "Python/generated_cases.c.h" STACK_SHRINK(1); stack_pointer[-1] = value; stack_pointer[-2] = none; @@ -1191,9 +1329,9 @@ TARGET(LOAD_ASSERTION_ERROR) { PyObject *value; - #line 858 "Python/bytecodes.c" + #line 965 "Python/bytecodes.c" value = Py_NewRef(PyExc_AssertionError); - #line 1197 "Python/generated_cases.c.h" + #line 1335 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = value; DISPATCH(); @@ -1201,7 +1339,7 @@ TARGET(LOAD_BUILD_CLASS) { PyObject *bc; - #line 862 "Python/bytecodes.c" + #line 969 "Python/bytecodes.c" if (PyDict_CheckExact(BUILTINS())) { bc = _PyDict_GetItemWithError(BUILTINS(), &_Py_ID(__build_class__)); @@ -1223,7 +1361,7 @@ if (true) goto error; } } - #line 1227 "Python/generated_cases.c.h" + #line 1365 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = bc; DISPATCH(); @@ -1231,33 +1369,33 @@ TARGET(STORE_NAME) { PyObject *v = stack_pointer[-1]; - #line 886 "Python/bytecodes.c" + #line 993 "Python/bytecodes.c" PyObject *name = GETITEM(frame->f_code->co_names, oparg); PyObject *ns = LOCALS(); int err; if (ns == NULL) { _PyErr_Format(tstate, PyExc_SystemError, "no locals found when storing %R", name); - #line 1242 "Python/generated_cases.c.h" + #line 1380 "Python/generated_cases.c.h" Py_DECREF(v); - #line 893 "Python/bytecodes.c" + #line 1000 "Python/bytecodes.c" if (true) goto pop_1_error; } if (PyDict_CheckExact(ns)) err = PyDict_SetItem(ns, name, v); else err = PyObject_SetItem(ns, name, v); - #line 1251 "Python/generated_cases.c.h" + #line 1389 "Python/generated_cases.c.h" Py_DECREF(v); - #line 900 "Python/bytecodes.c" + #line 1007 "Python/bytecodes.c" if (err) goto pop_1_error; - #line 1255 "Python/generated_cases.c.h" + #line 1393 "Python/generated_cases.c.h" STACK_SHRINK(1); DISPATCH(); } TARGET(DELETE_NAME) { - #line 904 "Python/bytecodes.c" + #line 1011 "Python/bytecodes.c" PyObject *name = GETITEM(frame->f_code->co_names, oparg); PyObject *ns = LOCALS(); int err; @@ -1274,7 +1412,7 @@ name); goto error; } - #line 1278 "Python/generated_cases.c.h" + #line 1416 "Python/generated_cases.c.h" DISPATCH(); } @@ -1282,11 +1420,10 @@ PREDICTED(UNPACK_SEQUENCE); static_assert(INLINE_CACHE_ENTRIES_UNPACK_SEQUENCE == 1, "incorrect cache size"); PyObject *seq = stack_pointer[-1]; - #line 930 "Python/bytecodes.c" + #line 1037 "Python/bytecodes.c" #if ENABLE_SPECIALIZATION _PyUnpackSequenceCache *cache = (_PyUnpackSequenceCache *)next_instr; if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) { - assert(cframe.use_tracing == 0); next_instr--; _Py_Specialize_UnpackSequence(seq, next_instr, oparg); DISPATCH_SAME_OPARG(); @@ -1296,11 +1433,11 @@ #endif /* ENABLE_SPECIALIZATION */ PyObject **top = stack_pointer + oparg - 1; int res = unpack_iterable(tstate, seq, oparg, -1, top); - #line 1300 "Python/generated_cases.c.h" + #line 1437 "Python/generated_cases.c.h" Py_DECREF(seq); - #line 944 "Python/bytecodes.c" + #line 1050 "Python/bytecodes.c" if (res == 0) goto pop_1_error; - #line 1304 "Python/generated_cases.c.h" + #line 1441 "Python/generated_cases.c.h" STACK_SHRINK(1); STACK_GROW(oparg); next_instr += 1; @@ -1310,14 +1447,14 @@ TARGET(UNPACK_SEQUENCE_TWO_TUPLE) { PyObject *seq = stack_pointer[-1]; PyObject **values = stack_pointer - (1); - #line 948 "Python/bytecodes.c" + #line 1054 "Python/bytecodes.c" DEOPT_IF(!PyTuple_CheckExact(seq), UNPACK_SEQUENCE); DEOPT_IF(PyTuple_GET_SIZE(seq) != 2, UNPACK_SEQUENCE); assert(oparg == 2); STAT_INC(UNPACK_SEQUENCE, hit); values[0] = Py_NewRef(PyTuple_GET_ITEM(seq, 1)); values[1] = Py_NewRef(PyTuple_GET_ITEM(seq, 0)); - #line 1321 "Python/generated_cases.c.h" + #line 1458 "Python/generated_cases.c.h" Py_DECREF(seq); STACK_SHRINK(1); STACK_GROW(oparg); @@ -1328,7 +1465,7 @@ TARGET(UNPACK_SEQUENCE_TUPLE) { PyObject *seq = stack_pointer[-1]; PyObject **values = stack_pointer - (1); - #line 958 "Python/bytecodes.c" + #line 1064 "Python/bytecodes.c" DEOPT_IF(!PyTuple_CheckExact(seq), UNPACK_SEQUENCE); DEOPT_IF(PyTuple_GET_SIZE(seq) != oparg, UNPACK_SEQUENCE); STAT_INC(UNPACK_SEQUENCE, hit); @@ -1336,7 +1473,7 @@ for (int i = oparg; --i >= 0; ) { *values++ = Py_NewRef(items[i]); } - #line 1340 "Python/generated_cases.c.h" + #line 1477 "Python/generated_cases.c.h" Py_DECREF(seq); STACK_SHRINK(1); STACK_GROW(oparg); @@ -1347,7 +1484,7 @@ TARGET(UNPACK_SEQUENCE_LIST) { PyObject *seq = stack_pointer[-1]; PyObject **values = stack_pointer - (1); - #line 969 "Python/bytecodes.c" + #line 1075 "Python/bytecodes.c" DEOPT_IF(!PyList_CheckExact(seq), UNPACK_SEQUENCE); DEOPT_IF(PyList_GET_SIZE(seq) != oparg, UNPACK_SEQUENCE); STAT_INC(UNPACK_SEQUENCE, hit); @@ -1355,7 +1492,7 @@ for (int i = oparg; --i >= 0; ) { *values++ = Py_NewRef(items[i]); } - #line 1359 "Python/generated_cases.c.h" + #line 1496 "Python/generated_cases.c.h" Py_DECREF(seq); STACK_SHRINK(1); STACK_GROW(oparg); @@ -1365,15 +1502,15 @@ TARGET(UNPACK_EX) { PyObject *seq = stack_pointer[-1]; - #line 980 "Python/bytecodes.c" + #line 1086 "Python/bytecodes.c" int totalargs = 1 + (oparg & 0xFF) + (oparg >> 8); PyObject **top = stack_pointer + totalargs - 1; int res = unpack_iterable(tstate, seq, oparg & 0xFF, oparg >> 8, top); - #line 1373 "Python/generated_cases.c.h" + #line 1510 "Python/generated_cases.c.h" Py_DECREF(seq); - #line 984 "Python/bytecodes.c" + #line 1090 "Python/bytecodes.c" if (res == 0) goto pop_1_error; - #line 1377 "Python/generated_cases.c.h" + #line 1514 "Python/generated_cases.c.h" STACK_GROW((oparg & 0xFF) + (oparg >> 8)); DISPATCH(); } @@ -1384,10 +1521,9 @@ PyObject *owner = stack_pointer[-1]; PyObject *v = stack_pointer[-2]; uint16_t counter = read_u16(&next_instr[0].cache); - #line 995 "Python/bytecodes.c" + #line 1101 "Python/bytecodes.c" #if ENABLE_SPECIALIZATION if (ADAPTIVE_COUNTER_IS_ZERO(counter)) { - assert(cframe.use_tracing == 0); PyObject *name = GETITEM(frame->f_code->co_names, oparg); next_instr--; _Py_Specialize_StoreAttr(owner, next_instr, name); @@ -1401,12 +1537,12 @@ #endif /* ENABLE_SPECIALIZATION */ PyObject *name = GETITEM(frame->f_code->co_names, oparg); int err = PyObject_SetAttr(owner, name, v); - #line 1405 "Python/generated_cases.c.h" + #line 1541 "Python/generated_cases.c.h" Py_DECREF(v); Py_DECREF(owner); - #line 1012 "Python/bytecodes.c" + #line 1117 "Python/bytecodes.c" if (err) goto pop_2_error; - #line 1410 "Python/generated_cases.c.h" + #line 1546 "Python/generated_cases.c.h" STACK_SHRINK(2); next_instr += 4; DISPATCH(); @@ -1414,34 +1550,34 @@ TARGET(DELETE_ATTR) { PyObject *owner = stack_pointer[-1]; - #line 1016 "Python/bytecodes.c" + #line 1121 "Python/bytecodes.c" PyObject *name = GETITEM(frame->f_code->co_names, oparg); int err = PyObject_SetAttr(owner, name, (PyObject *)NULL); - #line 1421 "Python/generated_cases.c.h" + #line 1557 "Python/generated_cases.c.h" Py_DECREF(owner); - #line 1019 "Python/bytecodes.c" + #line 1124 "Python/bytecodes.c" if (err) goto pop_1_error; - #line 1425 "Python/generated_cases.c.h" + #line 1561 "Python/generated_cases.c.h" STACK_SHRINK(1); DISPATCH(); } TARGET(STORE_GLOBAL) { PyObject *v = stack_pointer[-1]; - #line 1023 "Python/bytecodes.c" + #line 1128 "Python/bytecodes.c" PyObject *name = GETITEM(frame->f_code->co_names, oparg); int err = PyDict_SetItem(GLOBALS(), name, v); - #line 1435 "Python/generated_cases.c.h" + #line 1571 "Python/generated_cases.c.h" Py_DECREF(v); - #line 1026 "Python/bytecodes.c" + #line 1131 "Python/bytecodes.c" if (err) goto pop_1_error; - #line 1439 "Python/generated_cases.c.h" + #line 1575 "Python/generated_cases.c.h" STACK_SHRINK(1); DISPATCH(); } TARGET(DELETE_GLOBAL) { - #line 1030 "Python/bytecodes.c" + #line 1135 "Python/bytecodes.c" PyObject *name = GETITEM(frame->f_code->co_names, oparg); int err; err = PyDict_DelItem(GLOBALS(), name); @@ -1453,13 +1589,13 @@ } goto error; } - #line 1457 "Python/generated_cases.c.h" + #line 1593 "Python/generated_cases.c.h" DISPATCH(); } TARGET(LOAD_NAME) { PyObject *v; - #line 1044 "Python/bytecodes.c" + #line 1149 "Python/bytecodes.c" PyObject *name = GETITEM(frame->f_code->co_names, oparg); PyObject *locals = LOCALS(); if (locals == NULL) { @@ -1518,7 +1654,7 @@ } } } - #line 1522 "Python/generated_cases.c.h" + #line 1658 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = v; DISPATCH(); @@ -1529,11 +1665,10 @@ static_assert(INLINE_CACHE_ENTRIES_LOAD_GLOBAL == 4, "incorrect cache size"); PyObject *null = NULL; PyObject *v; - #line 1111 "Python/bytecodes.c" + #line 1216 "Python/bytecodes.c" #if ENABLE_SPECIALIZATION _PyLoadGlobalCache *cache = (_PyLoadGlobalCache *)next_instr; if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) { - assert(cframe.use_tracing == 0); PyObject *name = GETITEM(frame->f_code->co_names, oparg>>1); next_instr--; _Py_Specialize_LoadGlobal(GLOBALS(), BUILTINS(), next_instr, name); @@ -1582,7 +1717,7 @@ } } null = NULL; - #line 1586 "Python/generated_cases.c.h" + #line 1721 "Python/generated_cases.c.h" STACK_GROW(1); STACK_GROW(((oparg & 1) ? 1 : 0)); stack_pointer[-1] = v; @@ -1596,8 +1731,7 @@ PyObject *res; uint16_t index = read_u16(&next_instr[1].cache); uint16_t version = read_u16(&next_instr[2].cache); - #line 1166 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 1270 "Python/bytecodes.c" DEOPT_IF(!PyDict_CheckExact(GLOBALS()), LOAD_GLOBAL); PyDictObject *dict = (PyDictObject *)GLOBALS(); DEOPT_IF(dict->ma_keys->dk_version != version, LOAD_GLOBAL); @@ -1608,7 +1742,7 @@ Py_INCREF(res); STAT_INC(LOAD_GLOBAL, hit); null = NULL; - #line 1612 "Python/generated_cases.c.h" + #line 1746 "Python/generated_cases.c.h" STACK_GROW(1); STACK_GROW(((oparg & 1) ? 1 : 0)); stack_pointer[-1] = res; @@ -1623,12 +1757,12 @@ uint16_t index = read_u16(&next_instr[1].cache); uint16_t mod_version = read_u16(&next_instr[2].cache); uint16_t bltn_version = read_u16(&next_instr[3].cache); - #line 1180 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 1283 "Python/bytecodes.c" DEOPT_IF(!PyDict_CheckExact(GLOBALS()), LOAD_GLOBAL); DEOPT_IF(!PyDict_CheckExact(BUILTINS()), LOAD_GLOBAL); PyDictObject *mdict = (PyDictObject *)GLOBALS(); PyDictObject *bdict = (PyDictObject *)BUILTINS(); + assert(opcode == LOAD_GLOBAL_BUILTIN); DEOPT_IF(mdict->ma_keys->dk_version != mod_version, LOAD_GLOBAL); DEOPT_IF(bdict->ma_keys->dk_version != bltn_version, LOAD_GLOBAL); assert(DK_IS_UNICODE(bdict->ma_keys)); @@ -1638,7 +1772,7 @@ Py_INCREF(res); STAT_INC(LOAD_GLOBAL, hit); null = NULL; - #line 1642 "Python/generated_cases.c.h" + #line 1776 "Python/generated_cases.c.h" STACK_GROW(1); STACK_GROW(((oparg & 1) ? 1 : 0)); stack_pointer[-1] = res; @@ -1648,16 +1782,16 @@ } TARGET(DELETE_FAST) { - #line 1197 "Python/bytecodes.c" + #line 1300 "Python/bytecodes.c" PyObject *v = GETLOCAL(oparg); if (v == NULL) goto unbound_local_error; SETLOCAL(oparg, NULL); - #line 1656 "Python/generated_cases.c.h" + #line 1790 "Python/generated_cases.c.h" DISPATCH(); } TARGET(MAKE_CELL) { - #line 1203 "Python/bytecodes.c" + #line 1306 "Python/bytecodes.c" // "initial" is probably NULL but not if it's an arg (or set // via PyFrame_LocalsToFast() before MAKE_CELL has run). PyObject *initial = GETLOCAL(oparg); @@ -1666,12 +1800,12 @@ goto resume_with_error; } SETLOCAL(oparg, cell); - #line 1670 "Python/generated_cases.c.h" + #line 1804 "Python/generated_cases.c.h" DISPATCH(); } TARGET(DELETE_DEREF) { - #line 1214 "Python/bytecodes.c" + #line 1317 "Python/bytecodes.c" PyObject *cell = GETLOCAL(oparg); PyObject *oldobj = PyCell_GET(cell); // Can't use ERROR_IF here. @@ -1682,13 +1816,13 @@ } PyCell_SET(cell, NULL); Py_DECREF(oldobj); - #line 1686 "Python/generated_cases.c.h" + #line 1820 "Python/generated_cases.c.h" DISPATCH(); } TARGET(LOAD_CLASSDEREF) { PyObject *value; - #line 1227 "Python/bytecodes.c" + #line 1330 "Python/bytecodes.c" PyObject *name, *locals = LOCALS(); assert(locals); assert(oparg >= 0 && oparg < frame->f_code->co_nlocalsplus); @@ -1720,7 +1854,7 @@ } Py_INCREF(value); } - #line 1724 "Python/generated_cases.c.h" + #line 1858 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = value; DISPATCH(); @@ -1728,7 +1862,7 @@ TARGET(LOAD_DEREF) { PyObject *value; - #line 1261 "Python/bytecodes.c" + #line 1364 "Python/bytecodes.c" PyObject *cell = GETLOCAL(oparg); value = PyCell_GET(cell); if (value == NULL) { @@ -1736,7 +1870,7 @@ if (true) goto error; } Py_INCREF(value); - #line 1740 "Python/generated_cases.c.h" + #line 1874 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = value; DISPATCH(); @@ -1744,18 +1878,18 @@ TARGET(STORE_DEREF) { PyObject *v = stack_pointer[-1]; - #line 1271 "Python/bytecodes.c" + #line 1374 "Python/bytecodes.c" PyObject *cell = GETLOCAL(oparg); PyObject *oldobj = PyCell_GET(cell); PyCell_SET(cell, v); Py_XDECREF(oldobj); - #line 1753 "Python/generated_cases.c.h" + #line 1887 "Python/generated_cases.c.h" STACK_SHRINK(1); DISPATCH(); } TARGET(COPY_FREE_VARS) { - #line 1278 "Python/bytecodes.c" + #line 1381 "Python/bytecodes.c" /* Copy closure variables to free variables */ PyCodeObject *co = frame->f_code; assert(PyFunction_Check(frame->f_funcobj)); @@ -1766,22 +1900,22 @@ PyObject *o = PyTuple_GET_ITEM(closure, i); frame->localsplus[offset + i] = Py_NewRef(o); } - #line 1770 "Python/generated_cases.c.h" + #line 1904 "Python/generated_cases.c.h" DISPATCH(); } TARGET(BUILD_STRING) { PyObject **pieces = (stack_pointer - oparg); PyObject *str; - #line 1291 "Python/bytecodes.c" + #line 1394 "Python/bytecodes.c" str = _PyUnicode_JoinArray(&_Py_STR(empty), pieces, oparg); - #line 1779 "Python/generated_cases.c.h" + #line 1913 "Python/generated_cases.c.h" for (int _i = oparg; --_i >= 0;) { Py_DECREF(pieces[_i]); } - #line 1293 "Python/bytecodes.c" + #line 1396 "Python/bytecodes.c" if (str == NULL) { STACK_SHRINK(oparg); goto error; } - #line 1785 "Python/generated_cases.c.h" + #line 1919 "Python/generated_cases.c.h" STACK_SHRINK(oparg); STACK_GROW(1); stack_pointer[-1] = str; @@ -1791,10 +1925,10 @@ TARGET(BUILD_TUPLE) { PyObject **values = (stack_pointer - oparg); PyObject *tup; - #line 1297 "Python/bytecodes.c" + #line 1400 "Python/bytecodes.c" tup = _PyTuple_FromArraySteal(values, oparg); if (tup == NULL) { STACK_SHRINK(oparg); goto error; } - #line 1798 "Python/generated_cases.c.h" + #line 1932 "Python/generated_cases.c.h" STACK_SHRINK(oparg); STACK_GROW(1); stack_pointer[-1] = tup; @@ -1804,10 +1938,10 @@ TARGET(BUILD_LIST) { PyObject **values = (stack_pointer - oparg); PyObject *list; - #line 1302 "Python/bytecodes.c" + #line 1405 "Python/bytecodes.c" list = _PyList_FromArraySteal(values, oparg); if (list == NULL) { STACK_SHRINK(oparg); goto error; } - #line 1811 "Python/generated_cases.c.h" + #line 1945 "Python/generated_cases.c.h" STACK_SHRINK(oparg); STACK_GROW(1); stack_pointer[-1] = list; @@ -1817,7 +1951,7 @@ TARGET(LIST_EXTEND) { PyObject *iterable = stack_pointer[-1]; PyObject *list = stack_pointer[-(2 + (oparg-1))]; - #line 1307 "Python/bytecodes.c" + #line 1410 "Python/bytecodes.c" PyObject *none_val = _PyList_Extend((PyListObject *)list, iterable); if (none_val == NULL) { if (_PyErr_ExceptionMatches(tstate, PyExc_TypeError) && @@ -1828,13 +1962,13 @@ "Value after * must be an iterable, not %.200s", Py_TYPE(iterable)->tp_name); } - #line 1832 "Python/generated_cases.c.h" + #line 1966 "Python/generated_cases.c.h" Py_DECREF(iterable); - #line 1318 "Python/bytecodes.c" + #line 1421 "Python/bytecodes.c" if (true) goto pop_1_error; } Py_DECREF(none_val); - #line 1838 "Python/generated_cases.c.h" + #line 1972 "Python/generated_cases.c.h" Py_DECREF(iterable); STACK_SHRINK(1); DISPATCH(); @@ -1843,13 +1977,13 @@ TARGET(SET_UPDATE) { PyObject *iterable = stack_pointer[-1]; PyObject *set = stack_pointer[-(2 + (oparg-1))]; - #line 1325 "Python/bytecodes.c" + #line 1428 "Python/bytecodes.c" int err = _PySet_Update(set, iterable); - #line 1849 "Python/generated_cases.c.h" + #line 1983 "Python/generated_cases.c.h" Py_DECREF(iterable); - #line 1327 "Python/bytecodes.c" + #line 1430 "Python/bytecodes.c" if (err < 0) goto pop_1_error; - #line 1853 "Python/generated_cases.c.h" + #line 1987 "Python/generated_cases.c.h" STACK_SHRINK(1); DISPATCH(); } @@ -1857,7 +1991,7 @@ TARGET(BUILD_SET) { PyObject **values = (stack_pointer - oparg); PyObject *set; - #line 1331 "Python/bytecodes.c" + #line 1434 "Python/bytecodes.c" set = PySet_New(NULL); if (set == NULL) goto error; @@ -1872,7 +2006,7 @@ Py_DECREF(set); if (true) { STACK_SHRINK(oparg); goto error; } } - #line 1876 "Python/generated_cases.c.h" + #line 2010 "Python/generated_cases.c.h" STACK_SHRINK(oparg); STACK_GROW(1); stack_pointer[-1] = set; @@ -1882,7 +2016,7 @@ TARGET(BUILD_MAP) { PyObject **values = (stack_pointer - oparg*2); PyObject *map; - #line 1348 "Python/bytecodes.c" + #line 1451 "Python/bytecodes.c" map = _PyDict_FromItems( values, 2, values+1, 2, @@ -1890,13 +2024,13 @@ if (map == NULL) goto error; - #line 1894 "Python/generated_cases.c.h" + #line 2028 "Python/generated_cases.c.h" for (int _i = oparg*2; --_i >= 0;) { Py_DECREF(values[_i]); } - #line 1356 "Python/bytecodes.c" + #line 1459 "Python/bytecodes.c" if (map == NULL) { STACK_SHRINK(oparg*2); goto error; } - #line 1900 "Python/generated_cases.c.h" + #line 2034 "Python/generated_cases.c.h" STACK_SHRINK(oparg*2); STACK_GROW(1); stack_pointer[-1] = map; @@ -1904,7 +2038,7 @@ } TARGET(SETUP_ANNOTATIONS) { - #line 1360 "Python/bytecodes.c" + #line 1463 "Python/bytecodes.c" int err; PyObject *ann_dict; if (LOCALS() == NULL) { @@ -1944,7 +2078,7 @@ Py_DECREF(ann_dict); } } - #line 1948 "Python/generated_cases.c.h" + #line 2082 "Python/generated_cases.c.h" DISPATCH(); } @@ -1952,7 +2086,7 @@ PyObject *keys = stack_pointer[-1]; PyObject **values = (stack_pointer - (1 + oparg)); PyObject *map; - #line 1402 "Python/bytecodes.c" + #line 1505 "Python/bytecodes.c" if (!PyTuple_CheckExact(keys) || PyTuple_GET_SIZE(keys) != (Py_ssize_t)oparg) { _PyErr_SetString(tstate, PyExc_SystemError, @@ -1962,14 +2096,14 @@ map = _PyDict_FromItems( &PyTuple_GET_ITEM(keys, 0), 1, values, 1, oparg); - #line 1966 "Python/generated_cases.c.h" + #line 2100 "Python/generated_cases.c.h" for (int _i = oparg; --_i >= 0;) { Py_DECREF(values[_i]); } Py_DECREF(keys); - #line 1412 "Python/bytecodes.c" + #line 1515 "Python/bytecodes.c" if (map == NULL) { STACK_SHRINK(oparg); goto pop_1_error; } - #line 1973 "Python/generated_cases.c.h" + #line 2107 "Python/generated_cases.c.h" STACK_SHRINK(oparg); stack_pointer[-1] = map; DISPATCH(); @@ -1977,7 +2111,7 @@ TARGET(DICT_UPDATE) { PyObject *update = stack_pointer[-1]; - #line 1416 "Python/bytecodes.c" + #line 1519 "Python/bytecodes.c" PyObject *dict = PEEK(oparg + 1); // update is still on the stack if (PyDict_Update(dict, update) < 0) { if (_PyErr_ExceptionMatches(tstate, PyExc_AttributeError)) { @@ -1985,12 +2119,12 @@ "'%.200s' object is not a mapping", Py_TYPE(update)->tp_name); } - #line 1989 "Python/generated_cases.c.h" + #line 2123 "Python/generated_cases.c.h" Py_DECREF(update); - #line 1424 "Python/bytecodes.c" + #line 1527 "Python/bytecodes.c" if (true) goto pop_1_error; } - #line 1994 "Python/generated_cases.c.h" + #line 2128 "Python/generated_cases.c.h" Py_DECREF(update); STACK_SHRINK(1); DISPATCH(); @@ -1998,17 +2132,17 @@ TARGET(DICT_MERGE) { PyObject *update = stack_pointer[-1]; - #line 1430 "Python/bytecodes.c" + #line 1533 "Python/bytecodes.c" PyObject *dict = PEEK(oparg + 1); // update is still on the stack if (_PyDict_MergeEx(dict, update, 2) < 0) { format_kwargs_error(tstate, PEEK(3 + oparg), update); - #line 2007 "Python/generated_cases.c.h" + #line 2141 "Python/generated_cases.c.h" Py_DECREF(update); - #line 1435 "Python/bytecodes.c" + #line 1538 "Python/bytecodes.c" if (true) goto pop_1_error; } - #line 2012 "Python/generated_cases.c.h" + #line 2146 "Python/generated_cases.c.h" Py_DECREF(update); STACK_SHRINK(1); PREDICT(CALL_FUNCTION_EX); @@ -2018,13 +2152,13 @@ TARGET(MAP_ADD) { PyObject *value = stack_pointer[-1]; PyObject *key = stack_pointer[-2]; - #line 1442 "Python/bytecodes.c" + #line 1545 "Python/bytecodes.c" PyObject *dict = PEEK(oparg + 2); // key, value are still on the stack assert(PyDict_CheckExact(dict)); /* dict[key] = value */ // Do not DECREF INPUTS because the function steals the references if (_PyDict_SetItem_Take2((PyDictObject *)dict, key, value) != 0) goto pop_2_error; - #line 2028 "Python/generated_cases.c.h" + #line 2162 "Python/generated_cases.c.h" STACK_SHRINK(2); PREDICT(JUMP_BACKWARD); DISPATCH(); @@ -2036,11 +2170,10 @@ PyObject *owner = stack_pointer[-1]; PyObject *res2 = NULL; PyObject *res; - #line 1465 "Python/bytecodes.c" + #line 1568 "Python/bytecodes.c" #if ENABLE_SPECIALIZATION _PyAttrCache *cache = (_PyAttrCache *)next_instr; if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) { - assert(cframe.use_tracing == 0); PyObject *name = GETITEM(frame->f_code->co_names, oparg>>1); next_instr--; _Py_Specialize_LoadAttr(owner, next_instr, name); @@ -2071,9 +2204,9 @@ NULL | meth | arg1 | ... | argN */ - #line 2075 "Python/generated_cases.c.h" + #line 2208 "Python/generated_cases.c.h" Py_DECREF(owner); - #line 1500 "Python/bytecodes.c" + #line 1602 "Python/bytecodes.c" if (meth == NULL) goto pop_1_error; res2 = NULL; res = meth; @@ -2082,12 +2215,12 @@ else { /* Classic, pushes one value. */ res = PyObject_GetAttr(owner, name); - #line 2086 "Python/generated_cases.c.h" + #line 2219 "Python/generated_cases.c.h" Py_DECREF(owner); - #line 1509 "Python/bytecodes.c" + #line 1611 "Python/bytecodes.c" if (res == NULL) goto pop_1_error; } - #line 2091 "Python/generated_cases.c.h" + #line 2224 "Python/generated_cases.c.h" STACK_GROW(((oparg & 1) ? 1 : 0)); stack_pointer[-1] = res; if (oparg & 1) { stack_pointer[-(1 + ((oparg & 1) ? 1 : 0))] = res2; } @@ -2101,8 +2234,7 @@ PyObject *res; uint32_t type_version = read_u32(&next_instr[1].cache); uint16_t index = read_u16(&next_instr[3].cache); - #line 1514 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 1616 "Python/bytecodes.c" PyTypeObject *tp = Py_TYPE(owner); assert(type_version != 0); DEOPT_IF(tp->tp_version_tag != type_version, LOAD_ATTR); @@ -2115,7 +2247,7 @@ STAT_INC(LOAD_ATTR, hit); Py_INCREF(res); res2 = NULL; - #line 2119 "Python/generated_cases.c.h" + #line 2251 "Python/generated_cases.c.h" Py_DECREF(owner); STACK_GROW(((oparg & 1) ? 1 : 0)); stack_pointer[-1] = res; @@ -2130,8 +2262,7 @@ PyObject *res; uint32_t type_version = read_u32(&next_instr[1].cache); uint16_t index = read_u16(&next_instr[3].cache); - #line 1531 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 1632 "Python/bytecodes.c" DEOPT_IF(!PyModule_CheckExact(owner), LOAD_ATTR); PyDictObject *dict = (PyDictObject *)((PyModuleObject *)owner)->md_dict; assert(dict != NULL); @@ -2144,7 +2275,7 @@ STAT_INC(LOAD_ATTR, hit); Py_INCREF(res); res2 = NULL; - #line 2148 "Python/generated_cases.c.h" + #line 2279 "Python/generated_cases.c.h" Py_DECREF(owner); STACK_GROW(((oparg & 1) ? 1 : 0)); stack_pointer[-1] = res; @@ -2159,8 +2290,7 @@ PyObject *res; uint32_t type_version = read_u32(&next_instr[1].cache); uint16_t index = read_u16(&next_instr[3].cache); - #line 1548 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 1648 "Python/bytecodes.c" PyTypeObject *tp = Py_TYPE(owner); assert(type_version != 0); DEOPT_IF(tp->tp_version_tag != type_version, LOAD_ATTR); @@ -2187,7 +2317,7 @@ STAT_INC(LOAD_ATTR, hit); Py_INCREF(res); res2 = NULL; - #line 2191 "Python/generated_cases.c.h" + #line 2321 "Python/generated_cases.c.h" Py_DECREF(owner); STACK_GROW(((oparg & 1) ? 1 : 0)); stack_pointer[-1] = res; @@ -2202,8 +2332,7 @@ PyObject *res; uint32_t type_version = read_u32(&next_instr[1].cache); uint16_t index = read_u16(&next_instr[3].cache); - #line 1579 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 1678 "Python/bytecodes.c" PyTypeObject *tp = Py_TYPE(owner); assert(type_version != 0); DEOPT_IF(tp->tp_version_tag != type_version, LOAD_ATTR); @@ -2213,7 +2342,7 @@ STAT_INC(LOAD_ATTR, hit); Py_INCREF(res); res2 = NULL; - #line 2217 "Python/generated_cases.c.h" + #line 2346 "Python/generated_cases.c.h" Py_DECREF(owner); STACK_GROW(((oparg & 1) ? 1 : 0)); stack_pointer[-1] = res; @@ -2228,8 +2357,7 @@ PyObject *res; uint32_t type_version = read_u32(&next_instr[1].cache); PyObject *descr = read_obj(&next_instr[5].cache); - #line 1593 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 1691 "Python/bytecodes.c" DEOPT_IF(!PyType_Check(cls), LOAD_ATTR); DEOPT_IF(((PyTypeObject *)cls)->tp_version_tag != type_version, @@ -2241,7 +2369,7 @@ res = descr; assert(res != NULL); Py_INCREF(res); - #line 2245 "Python/generated_cases.c.h" + #line 2373 "Python/generated_cases.c.h" Py_DECREF(cls); STACK_GROW(((oparg & 1) ? 1 : 0)); stack_pointer[-1] = res; @@ -2255,8 +2383,7 @@ uint32_t type_version = read_u32(&next_instr[1].cache); uint32_t func_version = read_u32(&next_instr[3].cache); PyObject *fget = read_obj(&next_instr[5].cache); - #line 1609 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 1706 "Python/bytecodes.c" DEOPT_IF(tstate->interp->eval_frame, LOAD_ATTR); PyTypeObject *cls = Py_TYPE(owner); @@ -2279,7 +2406,7 @@ new_frame->localsplus[0] = owner; JUMPBY(INLINE_CACHE_ENTRIES_LOAD_ATTR); DISPATCH_INLINED(new_frame); - #line 2283 "Python/generated_cases.c.h" + #line 2410 "Python/generated_cases.c.h" } TARGET(LOAD_ATTR_GETATTRIBUTE_OVERRIDDEN) { @@ -2287,8 +2414,7 @@ uint32_t type_version = read_u32(&next_instr[1].cache); uint32_t func_version = read_u32(&next_instr[3].cache); PyObject *getattribute = read_obj(&next_instr[5].cache); - #line 1635 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 1731 "Python/bytecodes.c" DEOPT_IF(tstate->interp->eval_frame, LOAD_ATTR); PyTypeObject *cls = Py_TYPE(owner); DEOPT_IF(cls->tp_version_tag != type_version, LOAD_ATTR); @@ -2313,7 +2439,7 @@ new_frame->localsplus[1] = Py_NewRef(name); JUMPBY(INLINE_CACHE_ENTRIES_LOAD_ATTR); DISPATCH_INLINED(new_frame); - #line 2317 "Python/generated_cases.c.h" + #line 2443 "Python/generated_cases.c.h" } TARGET(STORE_ATTR_INSTANCE_VALUE) { @@ -2321,8 +2447,7 @@ PyObject *value = stack_pointer[-2]; uint32_t type_version = read_u32(&next_instr[1].cache); uint16_t index = read_u16(&next_instr[3].cache); - #line 1663 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 1758 "Python/bytecodes.c" PyTypeObject *tp = Py_TYPE(owner); assert(type_version != 0); DEOPT_IF(tp->tp_version_tag != type_version, STORE_ATTR); @@ -2340,7 +2465,7 @@ Py_DECREF(old_value); } Py_DECREF(owner); - #line 2344 "Python/generated_cases.c.h" + #line 2469 "Python/generated_cases.c.h" STACK_SHRINK(2); next_instr += 4; DISPATCH(); @@ -2351,8 +2476,7 @@ PyObject *value = stack_pointer[-2]; uint32_t type_version = read_u32(&next_instr[1].cache); uint16_t hint = read_u16(&next_instr[3].cache); - #line 1684 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 1778 "Python/bytecodes.c" PyTypeObject *tp = Py_TYPE(owner); assert(type_version != 0); DEOPT_IF(tp->tp_version_tag != type_version, STORE_ATTR); @@ -2391,7 +2515,7 @@ /* PEP 509 */ dict->ma_version_tag = new_version; Py_DECREF(owner); - #line 2395 "Python/generated_cases.c.h" + #line 2519 "Python/generated_cases.c.h" STACK_SHRINK(2); next_instr += 4; DISPATCH(); @@ -2402,8 +2526,7 @@ PyObject *value = stack_pointer[-2]; uint32_t type_version = read_u32(&next_instr[1].cache); uint16_t index = read_u16(&next_instr[3].cache); - #line 1726 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 1819 "Python/bytecodes.c" PyTypeObject *tp = Py_TYPE(owner); assert(type_version != 0); DEOPT_IF(tp->tp_version_tag != type_version, STORE_ATTR); @@ -2413,7 +2536,7 @@ *(PyObject **)addr = value; Py_XDECREF(old_value); Py_DECREF(owner); - #line 2417 "Python/generated_cases.c.h" + #line 2540 "Python/generated_cases.c.h" STACK_SHRINK(2); next_instr += 4; DISPATCH(); @@ -2425,11 +2548,10 @@ PyObject *right = stack_pointer[-1]; PyObject *left = stack_pointer[-2]; PyObject *res; - #line 1746 "Python/bytecodes.c" + #line 1838 "Python/bytecodes.c" #if ENABLE_SPECIALIZATION _PyCompareOpCache *cache = (_PyCompareOpCache *)next_instr; if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) { - assert(cframe.use_tracing == 0); next_instr--; _Py_Specialize_CompareOp(left, right, next_instr, oparg); DISPATCH_SAME_OPARG(); @@ -2439,12 +2561,12 @@ #endif /* ENABLE_SPECIALIZATION */ assert((oparg >> 4) <= Py_GE); res = PyObject_RichCompare(left, right, oparg>>4); - #line 2443 "Python/generated_cases.c.h" + #line 2565 "Python/generated_cases.c.h" Py_DECREF(left); Py_DECREF(right); - #line 1760 "Python/bytecodes.c" + #line 1851 "Python/bytecodes.c" if (res == NULL) goto pop_2_error; - #line 2448 "Python/generated_cases.c.h" + #line 2570 "Python/generated_cases.c.h" STACK_SHRINK(1); stack_pointer[-1] = res; next_instr += 1; @@ -2455,8 +2577,7 @@ PyObject *right = stack_pointer[-1]; PyObject *left = stack_pointer[-2]; PyObject *res; - #line 1764 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 1855 "Python/bytecodes.c" DEOPT_IF(!PyFloat_CheckExact(left), COMPARE_OP); DEOPT_IF(!PyFloat_CheckExact(right), COMPARE_OP); STAT_INC(COMPARE_OP, hit); @@ -2468,7 +2589,7 @@ _Py_DECREF_SPECIALIZED(right, _PyFloat_ExactDealloc); res = (sign_ish & oparg) ? Py_True : Py_False; Py_INCREF(res); - #line 2472 "Python/generated_cases.c.h" + #line 2593 "Python/generated_cases.c.h" STACK_SHRINK(1); stack_pointer[-1] = res; next_instr += 1; @@ -2479,8 +2600,7 @@ PyObject *right = stack_pointer[-1]; PyObject *left = stack_pointer[-2]; PyObject *res; - #line 1780 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 1870 "Python/bytecodes.c" DEOPT_IF(!PyLong_CheckExact(left), COMPARE_OP); DEOPT_IF(!PyLong_CheckExact(right), COMPARE_OP); DEOPT_IF(!_PyLong_IsCompact((PyLongObject *)left), COMPARE_OP); @@ -2496,7 +2616,7 @@ _Py_DECREF_SPECIALIZED(right, (destructor)PyObject_Free); res = (sign_ish & oparg) ? Py_True : Py_False; Py_INCREF(res); - #line 2500 "Python/generated_cases.c.h" + #line 2620 "Python/generated_cases.c.h" STACK_SHRINK(1); stack_pointer[-1] = res; next_instr += 1; @@ -2507,8 +2627,7 @@ PyObject *right = stack_pointer[-1]; PyObject *left = stack_pointer[-2]; PyObject *res; - #line 1800 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 1889 "Python/bytecodes.c" DEOPT_IF(!PyUnicode_CheckExact(left), COMPARE_OP); DEOPT_IF(!PyUnicode_CheckExact(right), COMPARE_OP); STAT_INC(COMPARE_OP, hit); @@ -2521,7 +2640,7 @@ assert(COMPARISON_NOT_EQUALS + 1 == COMPARISON_EQUALS); res = ((COMPARISON_NOT_EQUALS + eq) & oparg) ? Py_True : Py_False; Py_INCREF(res); - #line 2525 "Python/generated_cases.c.h" + #line 2644 "Python/generated_cases.c.h" STACK_SHRINK(1); stack_pointer[-1] = res; next_instr += 1; @@ -2532,14 +2651,14 @@ PyObject *right = stack_pointer[-1]; PyObject *left = stack_pointer[-2]; PyObject *b; - #line 1816 "Python/bytecodes.c" + #line 1904 "Python/bytecodes.c" int res = Py_Is(left, right) ^ oparg; - #line 2538 "Python/generated_cases.c.h" + #line 2657 "Python/generated_cases.c.h" Py_DECREF(left); Py_DECREF(right); - #line 1818 "Python/bytecodes.c" + #line 1906 "Python/bytecodes.c" b = Py_NewRef(res ? Py_True : Py_False); - #line 2543 "Python/generated_cases.c.h" + #line 2662 "Python/generated_cases.c.h" STACK_SHRINK(1); stack_pointer[-1] = b; DISPATCH(); @@ -2549,15 +2668,15 @@ PyObject *right = stack_pointer[-1]; PyObject *left = stack_pointer[-2]; PyObject *b; - #line 1822 "Python/bytecodes.c" + #line 1910 "Python/bytecodes.c" int res = PySequence_Contains(right, left); - #line 2555 "Python/generated_cases.c.h" + #line 2674 "Python/generated_cases.c.h" Py_DECREF(left); Py_DECREF(right); - #line 1824 "Python/bytecodes.c" + #line 1912 "Python/bytecodes.c" if (res < 0) goto pop_2_error; b = Py_NewRef((res^oparg) ? Py_True : Py_False); - #line 2561 "Python/generated_cases.c.h" + #line 2680 "Python/generated_cases.c.h" STACK_SHRINK(1); stack_pointer[-1] = b; DISPATCH(); @@ -2568,12 +2687,12 @@ PyObject *exc_value = stack_pointer[-2]; PyObject *rest; PyObject *match; - #line 1829 "Python/bytecodes.c" + #line 1917 "Python/bytecodes.c" if (check_except_star_type_valid(tstate, match_type) < 0) { - #line 2574 "Python/generated_cases.c.h" + #line 2693 "Python/generated_cases.c.h" Py_DECREF(exc_value); Py_DECREF(match_type); - #line 1831 "Python/bytecodes.c" + #line 1919 "Python/bytecodes.c" if (true) goto pop_2_error; } @@ -2581,10 +2700,10 @@ rest = NULL; int res = exception_group_match(exc_value, match_type, &match, &rest); - #line 2585 "Python/generated_cases.c.h" + #line 2704 "Python/generated_cases.c.h" Py_DECREF(exc_value); Py_DECREF(match_type); - #line 1839 "Python/bytecodes.c" + #line 1927 "Python/bytecodes.c" if (res < 0) goto pop_2_error; assert((match == NULL) == (rest == NULL)); @@ -2593,7 +2712,7 @@ if (!Py_IsNone(match)) { PyErr_SetHandledException(match); } - #line 2597 "Python/generated_cases.c.h" + #line 2716 "Python/generated_cases.c.h" stack_pointer[-1] = match; stack_pointer[-2] = rest; DISPATCH(); @@ -2603,21 +2722,21 @@ PyObject *right = stack_pointer[-1]; PyObject *left = stack_pointer[-2]; PyObject *b; - #line 1850 "Python/bytecodes.c" + #line 1938 "Python/bytecodes.c" assert(PyExceptionInstance_Check(left)); if (check_except_type_valid(tstate, right) < 0) { - #line 2610 "Python/generated_cases.c.h" + #line 2729 "Python/generated_cases.c.h" Py_DECREF(right); - #line 1853 "Python/bytecodes.c" + #line 1941 "Python/bytecodes.c" if (true) goto pop_1_error; } int res = PyErr_GivenExceptionMatches(left, right); - #line 2617 "Python/generated_cases.c.h" + #line 2736 "Python/generated_cases.c.h" Py_DECREF(right); - #line 1858 "Python/bytecodes.c" + #line 1946 "Python/bytecodes.c" b = Py_NewRef(res ? Py_True : Py_False); - #line 2621 "Python/generated_cases.c.h" + #line 2740 "Python/generated_cases.c.h" stack_pointer[-1] = b; DISPATCH(); } @@ -2626,15 +2745,15 @@ PyObject *fromlist = stack_pointer[-1]; PyObject *level = stack_pointer[-2]; PyObject *res; - #line 1862 "Python/bytecodes.c" + #line 1950 "Python/bytecodes.c" PyObject *name = GETITEM(frame->f_code->co_names, oparg); res = import_name(tstate, frame, name, fromlist, level); - #line 2633 "Python/generated_cases.c.h" + #line 2752 "Python/generated_cases.c.h" Py_DECREF(level); Py_DECREF(fromlist); - #line 1865 "Python/bytecodes.c" + #line 1953 "Python/bytecodes.c" if (res == NULL) goto pop_2_error; - #line 2638 "Python/generated_cases.c.h" + #line 2757 "Python/generated_cases.c.h" STACK_SHRINK(1); stack_pointer[-1] = res; DISPATCH(); @@ -2643,29 +2762,29 @@ TARGET(IMPORT_FROM) { PyObject *from = stack_pointer[-1]; PyObject *res; - #line 1869 "Python/bytecodes.c" + #line 1957 "Python/bytecodes.c" PyObject *name = GETITEM(frame->f_code->co_names, oparg); res = import_from(tstate, from, name); if (res == NULL) goto error; - #line 2651 "Python/generated_cases.c.h" + #line 2770 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = res; DISPATCH(); } TARGET(JUMP_FORWARD) { - #line 1875 "Python/bytecodes.c" + #line 1963 "Python/bytecodes.c" JUMPBY(oparg); - #line 2660 "Python/generated_cases.c.h" + #line 2779 "Python/generated_cases.c.h" DISPATCH(); } TARGET(JUMP_BACKWARD) { PREDICTED(JUMP_BACKWARD); - #line 1879 "Python/bytecodes.c" + #line 1967 "Python/bytecodes.c" assert(oparg < INSTR_OFFSET()); JUMPBY(-oparg); - #line 2669 "Python/generated_cases.c.h" + #line 2788 "Python/generated_cases.c.h" CHECK_EVAL_BREAKER(); DISPATCH(); } @@ -2673,7 +2792,7 @@ TARGET(POP_JUMP_IF_FALSE) { PREDICTED(POP_JUMP_IF_FALSE); PyObject *cond = stack_pointer[-1]; - #line 1885 "Python/bytecodes.c" + #line 1973 "Python/bytecodes.c" if (Py_IsTrue(cond)) { _Py_DECREF_NO_DEALLOC(cond); } @@ -2683,9 +2802,9 @@ } else { int err = PyObject_IsTrue(cond); - #line 2687 "Python/generated_cases.c.h" + #line 2806 "Python/generated_cases.c.h" Py_DECREF(cond); - #line 1895 "Python/bytecodes.c" + #line 1983 "Python/bytecodes.c" if (err == 0) { JUMPBY(oparg); } @@ -2693,14 +2812,14 @@ if (err < 0) goto pop_1_error; } } - #line 2697 "Python/generated_cases.c.h" + #line 2816 "Python/generated_cases.c.h" STACK_SHRINK(1); DISPATCH(); } TARGET(POP_JUMP_IF_TRUE) { PyObject *cond = stack_pointer[-1]; - #line 1905 "Python/bytecodes.c" + #line 1993 "Python/bytecodes.c" if (Py_IsFalse(cond)) { _Py_DECREF_NO_DEALLOC(cond); } @@ -2710,9 +2829,9 @@ } else { int err = PyObject_IsTrue(cond); - #line 2714 "Python/generated_cases.c.h" + #line 2833 "Python/generated_cases.c.h" Py_DECREF(cond); - #line 1915 "Python/bytecodes.c" + #line 2003 "Python/bytecodes.c" if (err > 0) { JUMPBY(oparg); } @@ -2720,67 +2839,67 @@ if (err < 0) goto pop_1_error; } } - #line 2724 "Python/generated_cases.c.h" + #line 2843 "Python/generated_cases.c.h" STACK_SHRINK(1); DISPATCH(); } TARGET(POP_JUMP_IF_NOT_NONE) { PyObject *value = stack_pointer[-1]; - #line 1925 "Python/bytecodes.c" + #line 2013 "Python/bytecodes.c" if (!Py_IsNone(value)) { - #line 2733 "Python/generated_cases.c.h" + #line 2852 "Python/generated_cases.c.h" Py_DECREF(value); - #line 1927 "Python/bytecodes.c" + #line 2015 "Python/bytecodes.c" JUMPBY(oparg); } else { _Py_DECREF_NO_DEALLOC(value); } - #line 2741 "Python/generated_cases.c.h" + #line 2860 "Python/generated_cases.c.h" STACK_SHRINK(1); DISPATCH(); } TARGET(POP_JUMP_IF_NONE) { PyObject *value = stack_pointer[-1]; - #line 1935 "Python/bytecodes.c" + #line 2023 "Python/bytecodes.c" if (Py_IsNone(value)) { _Py_DECREF_NO_DEALLOC(value); JUMPBY(oparg); } else { - #line 2754 "Python/generated_cases.c.h" + #line 2873 "Python/generated_cases.c.h" Py_DECREF(value); - #line 1941 "Python/bytecodes.c" + #line 2029 "Python/bytecodes.c" } - #line 2758 "Python/generated_cases.c.h" + #line 2877 "Python/generated_cases.c.h" STACK_SHRINK(1); DISPATCH(); } TARGET(JUMP_BACKWARD_NO_INTERRUPT) { - #line 1945 "Python/bytecodes.c" + #line 2033 "Python/bytecodes.c" /* This bytecode is used in the `yield from` or `await` loop. * If there is an interrupt, we want it handled in the innermost * generator or coroutine, so we deliberately do not check it here. * (see bpo-30039). */ JUMPBY(-oparg); - #line 2771 "Python/generated_cases.c.h" + #line 2890 "Python/generated_cases.c.h" DISPATCH(); } TARGET(GET_LEN) { PyObject *obj = stack_pointer[-1]; PyObject *len_o; - #line 1954 "Python/bytecodes.c" + #line 2042 "Python/bytecodes.c" // PUSH(len(TOS)) Py_ssize_t len_i = PyObject_Length(obj); if (len_i < 0) goto error; len_o = PyLong_FromSsize_t(len_i); if (len_o == NULL) goto error; - #line 2784 "Python/generated_cases.c.h" + #line 2903 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = len_o; DISPATCH(); @@ -2791,16 +2910,16 @@ PyObject *type = stack_pointer[-2]; PyObject *subject = stack_pointer[-3]; PyObject *attrs; - #line 1962 "Python/bytecodes.c" + #line 2050 "Python/bytecodes.c" // Pop TOS and TOS1. Set TOS to a tuple of attributes on success, or // None on failure. assert(PyTuple_CheckExact(names)); attrs = match_class(tstate, subject, type, oparg, names); - #line 2800 "Python/generated_cases.c.h" + #line 2919 "Python/generated_cases.c.h" Py_DECREF(subject); Py_DECREF(type); Py_DECREF(names); - #line 1967 "Python/bytecodes.c" + #line 2055 "Python/bytecodes.c" if (attrs) { assert(PyTuple_CheckExact(attrs)); // Success! } @@ -2808,7 +2927,7 @@ if (_PyErr_Occurred(tstate)) goto pop_3_error; attrs = Py_NewRef(Py_None); // Failure! } - #line 2812 "Python/generated_cases.c.h" + #line 2931 "Python/generated_cases.c.h" STACK_SHRINK(2); stack_pointer[-1] = attrs; DISPATCH(); @@ -2817,10 +2936,10 @@ TARGET(MATCH_MAPPING) { PyObject *subject = stack_pointer[-1]; PyObject *res; - #line 1977 "Python/bytecodes.c" + #line 2065 "Python/bytecodes.c" int match = Py_TYPE(subject)->tp_flags & Py_TPFLAGS_MAPPING; res = Py_NewRef(match ? Py_True : Py_False); - #line 2824 "Python/generated_cases.c.h" + #line 2943 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = res; PREDICT(POP_JUMP_IF_FALSE); @@ -2830,10 +2949,10 @@ TARGET(MATCH_SEQUENCE) { PyObject *subject = stack_pointer[-1]; PyObject *res; - #line 1983 "Python/bytecodes.c" + #line 2071 "Python/bytecodes.c" int match = Py_TYPE(subject)->tp_flags & Py_TPFLAGS_SEQUENCE; res = Py_NewRef(match ? Py_True : Py_False); - #line 2837 "Python/generated_cases.c.h" + #line 2956 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = res; PREDICT(POP_JUMP_IF_FALSE); @@ -2844,11 +2963,11 @@ PyObject *keys = stack_pointer[-1]; PyObject *subject = stack_pointer[-2]; PyObject *values_or_none; - #line 1989 "Python/bytecodes.c" + #line 2077 "Python/bytecodes.c" // On successful match, PUSH(values). Otherwise, PUSH(None). values_or_none = match_keys(tstate, subject, keys); if (values_or_none == NULL) goto error; - #line 2852 "Python/generated_cases.c.h" + #line 2971 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = values_or_none; DISPATCH(); @@ -2857,14 +2976,14 @@ TARGET(GET_ITER) { PyObject *iterable = stack_pointer[-1]; PyObject *iter; - #line 1995 "Python/bytecodes.c" + #line 2083 "Python/bytecodes.c" /* before: [obj]; after [getiter(obj)] */ iter = PyObject_GetIter(iterable); - #line 2864 "Python/generated_cases.c.h" + #line 2983 "Python/generated_cases.c.h" Py_DECREF(iterable); - #line 1998 "Python/bytecodes.c" + #line 2086 "Python/bytecodes.c" if (iter == NULL) goto pop_1_error; - #line 2868 "Python/generated_cases.c.h" + #line 2987 "Python/generated_cases.c.h" stack_pointer[-1] = iter; DISPATCH(); } @@ -2872,7 +2991,7 @@ TARGET(GET_YIELD_FROM_ITER) { PyObject *iterable = stack_pointer[-1]; PyObject *iter; - #line 2002 "Python/bytecodes.c" + #line 2090 "Python/bytecodes.c" /* before: [obj]; after [getiter(obj)] */ if (PyCoro_CheckExact(iterable)) { /* `iterable` is a coroutine */ @@ -2895,11 +3014,11 @@ if (iter == NULL) { goto error; } - #line 2899 "Python/generated_cases.c.h" + #line 3018 "Python/generated_cases.c.h" Py_DECREF(iterable); - #line 2025 "Python/bytecodes.c" + #line 2113 "Python/bytecodes.c" } - #line 2903 "Python/generated_cases.c.h" + #line 3022 "Python/generated_cases.c.h" stack_pointer[-1] = iter; PREDICT(LOAD_CONST); DISPATCH(); @@ -2910,11 +3029,10 @@ static_assert(INLINE_CACHE_ENTRIES_FOR_ITER == 1, "incorrect cache size"); PyObject *iter = stack_pointer[-1]; PyObject *next; - #line 2044 "Python/bytecodes.c" + #line 2132 "Python/bytecodes.c" #if ENABLE_SPECIALIZATION _PyForIterCache *cache = (_PyForIterCache *)next_instr; if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) { - assert(cframe.use_tracing == 0); next_instr--; _Py_Specialize_ForIter(iter, next_instr, oparg); DISPATCH_SAME_OPARG(); @@ -2929,13 +3047,12 @@ if (!_PyErr_ExceptionMatches(tstate, PyExc_StopIteration)) { goto error; } - else if (tstate->c_tracefunc != NULL) { - call_exc_trace(tstate->c_tracefunc, tstate->c_traceobj, tstate, frame); - } + monitor_raise(tstate, frame, next_instr-1); _PyErr_Clear(tstate); } /* iterator ended normally */ - assert(next_instr[INLINE_CACHE_ENTRIES_FOR_ITER + oparg].op.code == END_FOR); + assert(next_instr[INLINE_CACHE_ENTRIES_FOR_ITER + oparg].op.code == END_FOR || + next_instr[INLINE_CACHE_ENTRIES_FOR_ITER + oparg].op.code == INSTRUMENTED_END_FOR); Py_DECREF(iter); STACK_SHRINK(1); /* Jump forward oparg, then skip following END_FOR instruction */ @@ -2943,18 +3060,48 @@ DISPATCH(); } // Common case: no jump, leave it to the code generator - #line 2947 "Python/generated_cases.c.h" + #line 3064 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = next; next_instr += 1; DISPATCH(); } + TARGET(INSTRUMENTED_FOR_ITER) { + #line 2165 "Python/bytecodes.c" + _Py_CODEUNIT *here = next_instr-1; + _Py_CODEUNIT *target; + PyObject *iter = TOP(); + PyObject *next = (*Py_TYPE(iter)->tp_iternext)(iter); + if (next != NULL) { + PUSH(next); + target = next_instr + INLINE_CACHE_ENTRIES_FOR_ITER; + } + else { + if (_PyErr_Occurred(tstate)) { + if (!_PyErr_ExceptionMatches(tstate, PyExc_StopIteration)) { + goto error; + } + monitor_raise(tstate, frame, here); + _PyErr_Clear(tstate); + } + /* iterator ended normally */ + assert(next_instr[INLINE_CACHE_ENTRIES_FOR_ITER + oparg].op.code == END_FOR || + next_instr[INLINE_CACHE_ENTRIES_FOR_ITER + oparg].op.code == INSTRUMENTED_END_FOR); + STACK_SHRINK(1); + Py_DECREF(iter); + /* Skip END_FOR */ + target = next_instr + INLINE_CACHE_ENTRIES_FOR_ITER + oparg + 1; + } + INSTRUMENTED_JUMP(here, target, PY_MONITORING_EVENT_BRANCH); + #line 3098 "Python/generated_cases.c.h" + DISPATCH(); + } + TARGET(FOR_ITER_LIST) { PyObject *iter = stack_pointer[-1]; PyObject *next; - #line 2079 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 2193 "Python/bytecodes.c" DEOPT_IF(Py_TYPE(iter) != &PyListIter_Type, FOR_ITER); _PyListIterObject *it = (_PyListIterObject *)iter; STAT_INC(FOR_ITER, hit); @@ -2974,7 +3121,7 @@ DISPATCH(); end_for_iter_list: // Common case: no jump, leave it to the code generator - #line 2978 "Python/generated_cases.c.h" + #line 3125 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = next; next_instr += 1; @@ -2984,8 +3131,7 @@ TARGET(FOR_ITER_TUPLE) { PyObject *iter = stack_pointer[-1]; PyObject *next; - #line 2102 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 2215 "Python/bytecodes.c" _PyTupleIterObject *it = (_PyTupleIterObject *)iter; DEOPT_IF(Py_TYPE(it) != &PyTupleIter_Type, FOR_ITER); STAT_INC(FOR_ITER, hit); @@ -3005,7 +3151,7 @@ DISPATCH(); end_for_iter_tuple: // Common case: no jump, leave it to the code generator - #line 3009 "Python/generated_cases.c.h" + #line 3155 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = next; next_instr += 1; @@ -3015,8 +3161,7 @@ TARGET(FOR_ITER_RANGE) { PyObject *iter = stack_pointer[-1]; PyObject *next; - #line 2125 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 2237 "Python/bytecodes.c" _PyRangeIterObject *r = (_PyRangeIterObject *)iter; DEOPT_IF(Py_TYPE(r) != &PyRangeIter_Type, FOR_ITER); STAT_INC(FOR_ITER, hit); @@ -3034,7 +3179,7 @@ if (next == NULL) { goto error; } - #line 3038 "Python/generated_cases.c.h" + #line 3183 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = next; next_instr += 1; @@ -3043,8 +3188,7 @@ TARGET(FOR_ITER_GEN) { PyObject *iter = stack_pointer[-1]; - #line 2146 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 2257 "Python/bytecodes.c" PyGenObject *gen = (PyGenObject *)iter; DEOPT_IF(Py_TYPE(gen) != &PyGen_Type, FOR_ITER); DEOPT_IF(gen->gi_frame_state >= FRAME_EXECUTING, FOR_ITER); @@ -3056,16 +3200,17 @@ gen->gi_exc_state.previous_item = tstate->exc_info; tstate->exc_info = &gen->gi_exc_state; JUMPBY(INLINE_CACHE_ENTRIES_FOR_ITER + oparg); - assert(next_instr->op.code == END_FOR); + assert(next_instr->op.code == END_FOR || + next_instr->op.code == INSTRUMENTED_END_FOR); DISPATCH_INLINED(gen_frame); - #line 3062 "Python/generated_cases.c.h" + #line 3207 "Python/generated_cases.c.h" } TARGET(BEFORE_ASYNC_WITH) { PyObject *mgr = stack_pointer[-1]; PyObject *exit; PyObject *res; - #line 2163 "Python/bytecodes.c" + #line 2274 "Python/bytecodes.c" PyObject *enter = _PyObject_LookupSpecial(mgr, &_Py_ID(__aenter__)); if (enter == NULL) { if (!_PyErr_Occurred(tstate)) { @@ -3088,16 +3233,16 @@ Py_DECREF(enter); goto error; } - #line 3092 "Python/generated_cases.c.h" + #line 3237 "Python/generated_cases.c.h" Py_DECREF(mgr); - #line 2186 "Python/bytecodes.c" + #line 2297 "Python/bytecodes.c" res = _PyObject_CallNoArgs(enter); Py_DECREF(enter); if (res == NULL) { Py_DECREF(exit); if (true) goto pop_1_error; } - #line 3101 "Python/generated_cases.c.h" + #line 3246 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = res; stack_pointer[-2] = exit; @@ -3109,7 +3254,7 @@ PyObject *mgr = stack_pointer[-1]; PyObject *exit; PyObject *res; - #line 2196 "Python/bytecodes.c" + #line 2307 "Python/bytecodes.c" /* pop the context manager, push its __exit__ and the * value returned from calling its __enter__ */ @@ -3135,16 +3280,16 @@ Py_DECREF(enter); goto error; } - #line 3139 "Python/generated_cases.c.h" + #line 3284 "Python/generated_cases.c.h" Py_DECREF(mgr); - #line 2222 "Python/bytecodes.c" + #line 2333 "Python/bytecodes.c" res = _PyObject_CallNoArgs(enter); Py_DECREF(enter); if (res == NULL) { Py_DECREF(exit); if (true) goto pop_1_error; } - #line 3148 "Python/generated_cases.c.h" + #line 3293 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = res; stack_pointer[-2] = exit; @@ -3156,7 +3301,7 @@ PyObject *lasti = stack_pointer[-3]; PyObject *exit_func = stack_pointer[-4]; PyObject *res; - #line 2231 "Python/bytecodes.c" + #line 2342 "Python/bytecodes.c" /* At the top of the stack are 4 values: - val: TOP = exc_info() - unused: SECOND = previous exception @@ -3177,7 +3322,7 @@ res = PyObject_Vectorcall(exit_func, stack + 1, 3 | PY_VECTORCALL_ARGUMENTS_OFFSET, NULL); if (res == NULL) goto error; - #line 3181 "Python/generated_cases.c.h" + #line 3326 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = res; DISPATCH(); @@ -3186,7 +3331,7 @@ TARGET(PUSH_EXC_INFO) { PyObject *new_exc = stack_pointer[-1]; PyObject *prev_exc; - #line 2254 "Python/bytecodes.c" + #line 2365 "Python/bytecodes.c" _PyErr_StackItem *exc_info = tstate->exc_info; if (exc_info->exc_value != NULL) { prev_exc = exc_info->exc_value; @@ -3196,7 +3341,7 @@ } assert(PyExceptionInstance_Check(new_exc)); exc_info->exc_value = Py_NewRef(new_exc); - #line 3200 "Python/generated_cases.c.h" + #line 3345 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = new_exc; stack_pointer[-2] = prev_exc; @@ -3210,9 +3355,8 @@ uint32_t type_version = read_u32(&next_instr[1].cache); uint32_t keys_version = read_u32(&next_instr[3].cache); PyObject *descr = read_obj(&next_instr[5].cache); - #line 2266 "Python/bytecodes.c" + #line 2377 "Python/bytecodes.c" /* Cached method object */ - assert(cframe.use_tracing == 0); PyTypeObject *self_cls = Py_TYPE(self); assert(type_version != 0); DEOPT_IF(self_cls->tp_version_tag != type_version, LOAD_ATTR); @@ -3228,7 +3372,7 @@ assert(_PyType_HasFeature(Py_TYPE(res2), Py_TPFLAGS_METHOD_DESCRIPTOR)); res = self; assert(oparg & 1); - #line 3232 "Python/generated_cases.c.h" + #line 3376 "Python/generated_cases.c.h" STACK_GROW(((oparg & 1) ? 1 : 0)); stack_pointer[-1] = res; if (oparg & 1) { stack_pointer[-(1 + ((oparg & 1) ? 1 : 0))] = res2; } @@ -3242,8 +3386,7 @@ PyObject *res; uint32_t type_version = read_u32(&next_instr[1].cache); PyObject *descr = read_obj(&next_instr[5].cache); - #line 2286 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 2396 "Python/bytecodes.c" PyTypeObject *self_cls = Py_TYPE(self); DEOPT_IF(self_cls->tp_version_tag != type_version, LOAD_ATTR); assert(self_cls->tp_dictoffset == 0); @@ -3253,7 +3396,7 @@ res2 = Py_NewRef(descr); res = self; assert(oparg & 1); - #line 3257 "Python/generated_cases.c.h" + #line 3400 "Python/generated_cases.c.h" STACK_GROW(((oparg & 1) ? 1 : 0)); stack_pointer[-1] = res; if (oparg & 1) { stack_pointer[-(1 + ((oparg & 1) ? 1 : 0))] = res2; } @@ -3267,8 +3410,7 @@ PyObject *res; uint32_t type_version = read_u32(&next_instr[1].cache); PyObject *descr = read_obj(&next_instr[5].cache); - #line 2299 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 2408 "Python/bytecodes.c" PyTypeObject *self_cls = Py_TYPE(self); DEOPT_IF(self_cls->tp_version_tag != type_version, LOAD_ATTR); Py_ssize_t dictoffset = self_cls->tp_dictoffset; @@ -3282,7 +3424,7 @@ res2 = Py_NewRef(descr); res = self; assert(oparg & 1); - #line 3286 "Python/generated_cases.c.h" + #line 3428 "Python/generated_cases.c.h" STACK_GROW(((oparg & 1) ? 1 : 0)); stack_pointer[-1] = res; if (oparg & 1) { stack_pointer[-(1 + ((oparg & 1) ? 1 : 0))] = res2; } @@ -3291,14 +3433,31 @@ } TARGET(KW_NAMES) { - #line 2316 "Python/bytecodes.c" + #line 2424 "Python/bytecodes.c" assert(kwnames == NULL); assert(oparg < PyTuple_GET_SIZE(frame->f_code->co_consts)); kwnames = GETITEM(frame->f_code->co_consts, oparg); - #line 3299 "Python/generated_cases.c.h" + #line 3441 "Python/generated_cases.c.h" DISPATCH(); } + TARGET(INSTRUMENTED_CALL) { + #line 2430 "Python/bytecodes.c" + int is_meth = PEEK(oparg+2) != NULL; + int total_args = oparg + is_meth; + PyObject *function = PEEK(total_args + 1); + PyObject *arg = total_args == 0 ? + &_PyInstrumentation_MISSING : PEEK(total_args); + int err = _Py_call_instrumentation_2args( + tstate, PY_MONITORING_EVENT_CALL, + frame, next_instr-1, function, arg); + if (err) goto error; + _PyCallCache *cache = (_PyCallCache *)next_instr; + INCREMENT_ADAPTIVE_COUNTER(cache->counter); + GO_TO_INSTRUCTION(CALL); + #line 3459 "Python/generated_cases.c.h" + } + TARGET(CALL) { PREDICTED(CALL); static_assert(INLINE_CACHE_ENTRIES_CALL == 3, "incorrect cache size"); @@ -3306,7 +3465,7 @@ PyObject *callable = stack_pointer[-(1 + oparg)]; PyObject *method = stack_pointer[-(2 + oparg)]; PyObject *res; - #line 2352 "Python/bytecodes.c" + #line 2475 "Python/bytecodes.c" int is_meth = method != NULL; int total_args = oparg; if (is_meth) { @@ -3317,7 +3476,6 @@ #if ENABLE_SPECIALIZATION _PyCallCache *cache = (_PyCallCache *)next_instr; if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) { - assert(cframe.use_tracing == 0); next_instr--; _Py_Specialize_Call(callable, next_instr, total_args, kwnames); DISPATCH_SAME_OPARG(); @@ -3360,16 +3518,26 @@ DISPATCH_INLINED(new_frame); } /* Callable is not a normal Python function */ - if (cframe.use_tracing) { - res = trace_call_function( - tstate, callable, args, - positional_args, kwnames); - } - else { - res = PyObject_Vectorcall( - callable, args, - positional_args | PY_VECTORCALL_ARGUMENTS_OFFSET, - kwnames); + res = PyObject_Vectorcall( + callable, args, + positional_args | PY_VECTORCALL_ARGUMENTS_OFFSET, + kwnames); + if (opcode == INSTRUMENTED_CALL) { + PyObject *arg = total_args == 0 ? + &_PyInstrumentation_MISSING : PEEK(total_args); + if (res == NULL) { + _Py_call_instrumentation_exc2( + tstate, PY_MONITORING_EVENT_C_RAISE, + frame, next_instr-1, callable, arg); + } + else { + int err = _Py_call_instrumentation_2args( + tstate, PY_MONITORING_EVENT_C_RETURN, + frame, next_instr-1, callable, arg); + if (err < 0) { + Py_CLEAR(res); + } + } } kwnames = NULL; assert((res != NULL) ^ (_PyErr_Occurred(tstate) != NULL)); @@ -3378,7 +3546,7 @@ Py_DECREF(args[i]); } if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; } - #line 3382 "Python/generated_cases.c.h" + #line 3550 "Python/generated_cases.c.h" STACK_SHRINK(oparg); STACK_SHRINK(1); stack_pointer[-1] = res; @@ -3390,7 +3558,7 @@ TARGET(CALL_BOUND_METHOD_EXACT_ARGS) { PyObject *callable = stack_pointer[-(1 + oparg)]; PyObject *method = stack_pointer[-(2 + oparg)]; - #line 2430 "Python/bytecodes.c" + #line 2562 "Python/bytecodes.c" DEOPT_IF(method != NULL, CALL); DEOPT_IF(Py_TYPE(callable) != &PyMethod_Type, CALL); STAT_INC(CALL, hit); @@ -3400,7 +3568,7 @@ PEEK(oparg + 2) = Py_NewRef(meth); // method Py_DECREF(callable); GO_TO_INSTRUCTION(CALL_PY_EXACT_ARGS); - #line 3404 "Python/generated_cases.c.h" + #line 3572 "Python/generated_cases.c.h" } TARGET(CALL_PY_EXACT_ARGS) { @@ -3409,7 +3577,7 @@ PyObject *callable = stack_pointer[-(1 + oparg)]; PyObject *method = stack_pointer[-(2 + oparg)]; uint32_t func_version = read_u32(&next_instr[1].cache); - #line 2442 "Python/bytecodes.c" + #line 2574 "Python/bytecodes.c" assert(kwnames == NULL); DEOPT_IF(tstate->interp->eval_frame, CALL); int is_meth = method != NULL; @@ -3434,7 +3602,7 @@ STACK_SHRINK(oparg + 2); JUMPBY(INLINE_CACHE_ENTRIES_CALL); DISPATCH_INLINED(new_frame); - #line 3438 "Python/generated_cases.c.h" + #line 3606 "Python/generated_cases.c.h" } TARGET(CALL_PY_WITH_DEFAULTS) { @@ -3442,7 +3610,7 @@ PyObject *callable = stack_pointer[-(1 + oparg)]; PyObject *method = stack_pointer[-(2 + oparg)]; uint32_t func_version = read_u32(&next_instr[1].cache); - #line 2469 "Python/bytecodes.c" + #line 2601 "Python/bytecodes.c" assert(kwnames == NULL); DEOPT_IF(tstate->interp->eval_frame, CALL); int is_meth = method != NULL; @@ -3477,7 +3645,7 @@ STACK_SHRINK(oparg + 2); JUMPBY(INLINE_CACHE_ENTRIES_CALL); DISPATCH_INLINED(new_frame); - #line 3481 "Python/generated_cases.c.h" + #line 3649 "Python/generated_cases.c.h" } TARGET(CALL_NO_KW_TYPE_1) { @@ -3485,9 +3653,8 @@ PyObject *callable = stack_pointer[-(1 + oparg)]; PyObject *null = stack_pointer[-(2 + oparg)]; PyObject *res; - #line 2506 "Python/bytecodes.c" + #line 2638 "Python/bytecodes.c" assert(kwnames == NULL); - assert(cframe.use_tracing == 0); assert(oparg == 1); DEOPT_IF(null != NULL, CALL); PyObject *obj = args[0]; @@ -3496,7 +3663,7 @@ res = Py_NewRef(Py_TYPE(obj)); Py_DECREF(obj); Py_DECREF(&PyType_Type); // I.e., callable - #line 3500 "Python/generated_cases.c.h" + #line 3667 "Python/generated_cases.c.h" STACK_SHRINK(oparg); STACK_SHRINK(1); stack_pointer[-1] = res; @@ -3509,9 +3676,8 @@ PyObject *callable = stack_pointer[-(1 + oparg)]; PyObject *null = stack_pointer[-(2 + oparg)]; PyObject *res; - #line 2519 "Python/bytecodes.c" + #line 2650 "Python/bytecodes.c" assert(kwnames == NULL); - assert(cframe.use_tracing == 0); assert(oparg == 1); DEOPT_IF(null != NULL, CALL); DEOPT_IF(callable != (PyObject *)&PyUnicode_Type, CALL); @@ -3521,7 +3687,7 @@ Py_DECREF(arg); Py_DECREF(&PyUnicode_Type); // I.e., callable if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; } - #line 3525 "Python/generated_cases.c.h" + #line 3691 "Python/generated_cases.c.h" STACK_SHRINK(oparg); STACK_SHRINK(1); stack_pointer[-1] = res; @@ -3535,7 +3701,7 @@ PyObject *callable = stack_pointer[-(1 + oparg)]; PyObject *null = stack_pointer[-(2 + oparg)]; PyObject *res; - #line 2534 "Python/bytecodes.c" + #line 2664 "Python/bytecodes.c" assert(kwnames == NULL); assert(oparg == 1); DEOPT_IF(null != NULL, CALL); @@ -3546,7 +3712,7 @@ Py_DECREF(arg); Py_DECREF(&PyTuple_Type); // I.e., tuple if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; } - #line 3550 "Python/generated_cases.c.h" + #line 3716 "Python/generated_cases.c.h" STACK_SHRINK(oparg); STACK_SHRINK(1); stack_pointer[-1] = res; @@ -3560,7 +3726,7 @@ PyObject *callable = stack_pointer[-(1 + oparg)]; PyObject *method = stack_pointer[-(2 + oparg)]; PyObject *res; - #line 2548 "Python/bytecodes.c" + #line 2678 "Python/bytecodes.c" int is_meth = method != NULL; int total_args = oparg; if (is_meth) { @@ -3582,7 +3748,7 @@ } Py_DECREF(tp); if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; } - #line 3586 "Python/generated_cases.c.h" + #line 3752 "Python/generated_cases.c.h" STACK_SHRINK(oparg); STACK_SHRINK(1); stack_pointer[-1] = res; @@ -3596,8 +3762,7 @@ PyObject *callable = stack_pointer[-(1 + oparg)]; PyObject *method = stack_pointer[-(2 + oparg)]; PyObject *res; - #line 2573 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 2703 "Python/bytecodes.c" /* Builtin METH_O functions */ assert(kwnames == NULL); int is_meth = method != NULL; @@ -3625,7 +3790,7 @@ Py_DECREF(arg); Py_DECREF(callable); if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; } - #line 3629 "Python/generated_cases.c.h" + #line 3794 "Python/generated_cases.c.h" STACK_SHRINK(oparg); STACK_SHRINK(1); stack_pointer[-1] = res; @@ -3639,8 +3804,7 @@ PyObject *callable = stack_pointer[-(1 + oparg)]; PyObject *method = stack_pointer[-(2 + oparg)]; PyObject *res; - #line 2605 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 2734 "Python/bytecodes.c" /* Builtin METH_FASTCALL functions, without keywords */ assert(kwnames == NULL); int is_meth = method != NULL; @@ -3672,7 +3836,7 @@ 'invalid'). In those cases an exception is set, so we must handle it. */ - #line 3676 "Python/generated_cases.c.h" + #line 3840 "Python/generated_cases.c.h" STACK_SHRINK(oparg); STACK_SHRINK(1); stack_pointer[-1] = res; @@ -3686,8 +3850,7 @@ PyObject *callable = stack_pointer[-(1 + oparg)]; PyObject *method = stack_pointer[-(2 + oparg)]; PyObject *res; - #line 2641 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 2769 "Python/bytecodes.c" /* Builtin METH_FASTCALL | METH_KEYWORDS functions */ int is_meth = method != NULL; int total_args = oparg; @@ -3719,7 +3882,7 @@ } Py_DECREF(callable); if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; } - #line 3723 "Python/generated_cases.c.h" + #line 3886 "Python/generated_cases.c.h" STACK_SHRINK(oparg); STACK_SHRINK(1); stack_pointer[-1] = res; @@ -3733,8 +3896,7 @@ PyObject *callable = stack_pointer[-(1 + oparg)]; PyObject *method = stack_pointer[-(2 + oparg)]; PyObject *res; - #line 2677 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 2804 "Python/bytecodes.c" assert(kwnames == NULL); /* len(o) */ int is_meth = method != NULL; @@ -3759,7 +3921,7 @@ Py_DECREF(callable); Py_DECREF(arg); if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; } - #line 3763 "Python/generated_cases.c.h" + #line 3925 "Python/generated_cases.c.h" STACK_SHRINK(oparg); STACK_SHRINK(1); stack_pointer[-1] = res; @@ -3772,8 +3934,7 @@ PyObject *callable = stack_pointer[-(1 + oparg)]; PyObject *method = stack_pointer[-(2 + oparg)]; PyObject *res; - #line 2705 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 2831 "Python/bytecodes.c" assert(kwnames == NULL); /* isinstance(o, o2) */ int is_meth = method != NULL; @@ -3800,7 +3961,7 @@ Py_DECREF(cls); Py_DECREF(callable); if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; } - #line 3804 "Python/generated_cases.c.h" + #line 3965 "Python/generated_cases.c.h" STACK_SHRINK(oparg); STACK_SHRINK(1); stack_pointer[-1] = res; @@ -3812,8 +3973,7 @@ PyObject **args = (stack_pointer - oparg); PyObject *self = stack_pointer[-(1 + oparg)]; PyObject *method = stack_pointer[-(2 + oparg)]; - #line 2736 "Python/bytecodes.c" - assert(cframe.use_tracing == 0); + #line 2861 "Python/bytecodes.c" assert(kwnames == NULL); assert(oparg == 1); assert(method != NULL); @@ -3831,14 +3991,14 @@ JUMPBY(INLINE_CACHE_ENTRIES_CALL + 1); assert(next_instr[-1].op.code == POP_TOP); DISPATCH(); - #line 3835 "Python/generated_cases.c.h" + #line 3995 "Python/generated_cases.c.h" } TARGET(CALL_NO_KW_METHOD_DESCRIPTOR_O) { PyObject **args = (stack_pointer - oparg); PyObject *method = stack_pointer[-(2 + oparg)]; PyObject *res; - #line 2757 "Python/bytecodes.c" + #line 2881 "Python/bytecodes.c" assert(kwnames == NULL); int is_meth = method != NULL; int total_args = oparg; @@ -3869,7 +4029,7 @@ Py_DECREF(arg); Py_DECREF(callable); if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; } - #line 3873 "Python/generated_cases.c.h" + #line 4033 "Python/generated_cases.c.h" STACK_SHRINK(oparg); STACK_SHRINK(1); stack_pointer[-1] = res; @@ -3882,7 +4042,7 @@ PyObject **args = (stack_pointer - oparg); PyObject *method = stack_pointer[-(2 + oparg)]; PyObject *res; - #line 2791 "Python/bytecodes.c" + #line 2915 "Python/bytecodes.c" int is_meth = method != NULL; int total_args = oparg; if (is_meth) { @@ -3911,7 +4071,7 @@ } Py_DECREF(callable); if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; } - #line 3915 "Python/generated_cases.c.h" + #line 4075 "Python/generated_cases.c.h" STACK_SHRINK(oparg); STACK_SHRINK(1); stack_pointer[-1] = res; @@ -3924,7 +4084,7 @@ PyObject **args = (stack_pointer - oparg); PyObject *method = stack_pointer[-(2 + oparg)]; PyObject *res; - #line 2823 "Python/bytecodes.c" + #line 2947 "Python/bytecodes.c" assert(kwnames == NULL); assert(oparg == 0 || oparg == 1); int is_meth = method != NULL; @@ -3953,7 +4113,7 @@ Py_DECREF(self); Py_DECREF(callable); if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; } - #line 3957 "Python/generated_cases.c.h" + #line 4117 "Python/generated_cases.c.h" STACK_SHRINK(oparg); STACK_SHRINK(1); stack_pointer[-1] = res; @@ -3966,7 +4126,7 @@ PyObject **args = (stack_pointer - oparg); PyObject *method = stack_pointer[-(2 + oparg)]; PyObject *res; - #line 2855 "Python/bytecodes.c" + #line 2979 "Python/bytecodes.c" assert(kwnames == NULL); int is_meth = method != NULL; int total_args = oparg; @@ -3994,7 +4154,7 @@ } Py_DECREF(callable); if (res == NULL) { STACK_SHRINK(oparg); goto pop_2_error; } - #line 3998 "Python/generated_cases.c.h" + #line 4158 "Python/generated_cases.c.h" STACK_SHRINK(oparg); STACK_SHRINK(1); stack_pointer[-1] = res; @@ -4003,18 +4163,22 @@ DISPATCH(); } + TARGET(INSTRUMENTED_CALL_FUNCTION_EX) { + #line 3010 "Python/bytecodes.c" + GO_TO_INSTRUCTION(CALL_FUNCTION_EX); + #line 4170 "Python/generated_cases.c.h" + } + TARGET(CALL_FUNCTION_EX) { PREDICTED(CALL_FUNCTION_EX); PyObject *kwargs = (oparg & 1) ? stack_pointer[-(((oparg & 1) ? 1 : 0))] : NULL; PyObject *callargs = stack_pointer[-(1 + ((oparg & 1) ? 1 : 0))]; PyObject *func = stack_pointer[-(2 + ((oparg & 1) ? 1 : 0))]; PyObject *result; - #line 2886 "Python/bytecodes.c" - if (oparg & 1) { - // DICT_MERGE is called before this opcode if there are kwargs. - // It converts all dict subtypes in kwargs into regular dicts. - assert(PyDict_CheckExact(kwargs)); - } + #line 3014 "Python/bytecodes.c" + // DICT_MERGE is called before this opcode if there are kwargs. + // It converts all dict subtypes in kwargs into regular dicts. + assert(kwargs == NULL || PyDict_CheckExact(kwargs)); if (!PyTuple_CheckExact(callargs)) { if (check_args_iterable(tstate, func, callargs) < 0) { goto error; @@ -4026,17 +4190,42 @@ Py_SETREF(callargs, tuple); } assert(PyTuple_CheckExact(callargs)); - - result = do_call_core(tstate, func, callargs, kwargs, cframe.use_tracing); - #line 4032 "Python/generated_cases.c.h" + EVAL_CALL_STAT_INC_IF_FUNCTION(EVAL_CALL_FUNCTION_EX, func); + if (opcode == INSTRUMENTED_CALL_FUNCTION_EX && + !PyFunction_Check(func) && !PyMethod_Check(func) + ) { + PyObject *arg = PyTuple_GET_SIZE(callargs) > 0 ? + PyTuple_GET_ITEM(callargs, 0) : Py_None; + int err = _Py_call_instrumentation_2args( + tstate, PY_MONITORING_EVENT_CALL, + frame, next_instr-1, func, arg); + if (err) goto error; + result = PyObject_Call(func, callargs, kwargs); + if (result == NULL) { + _Py_call_instrumentation_exc2( + tstate, PY_MONITORING_EVENT_C_RAISE, + frame, next_instr-1, func, arg); + } + else { + int err = _Py_call_instrumentation_2args( + tstate, PY_MONITORING_EVENT_C_RETURN, + frame, next_instr-1, func, arg); + if (err < 0) { + Py_CLEAR(result); + } + } + } + else { + result = PyObject_Call(func, callargs, kwargs); + } + #line 4222 "Python/generated_cases.c.h" Py_DECREF(func); Py_DECREF(callargs); Py_XDECREF(kwargs); - #line 2905 "Python/bytecodes.c" - + #line 3057 "Python/bytecodes.c" assert(PEEK(3 + (oparg & 1)) == NULL); if (result == NULL) { STACK_SHRINK(((oparg & 1) ? 1 : 0)); goto pop_3_error; } - #line 4040 "Python/generated_cases.c.h" + #line 4229 "Python/generated_cases.c.h" STACK_SHRINK(((oparg & 1) ? 1 : 0)); STACK_SHRINK(2); stack_pointer[-1] = result; @@ -4051,7 +4240,7 @@ PyObject *kwdefaults = (oparg & 0x02) ? stack_pointer[-(1 + ((oparg & 0x08) ? 1 : 0) + ((oparg & 0x04) ? 1 : 0) + ((oparg & 0x02) ? 1 : 0))] : NULL; PyObject *defaults = (oparg & 0x01) ? stack_pointer[-(1 + ((oparg & 0x08) ? 1 : 0) + ((oparg & 0x04) ? 1 : 0) + ((oparg & 0x02) ? 1 : 0) + ((oparg & 0x01) ? 1 : 0))] : NULL; PyObject *func; - #line 2916 "Python/bytecodes.c" + #line 3067 "Python/bytecodes.c" PyFunctionObject *func_obj = (PyFunctionObject *) PyFunction_New(codeobj, GLOBALS()); @@ -4080,14 +4269,14 @@ func_obj->func_version = ((PyCodeObject *)codeobj)->co_version; func = (PyObject *)func_obj; - #line 4084 "Python/generated_cases.c.h" + #line 4273 "Python/generated_cases.c.h" STACK_SHRINK(((oparg & 0x01) ? 1 : 0) + ((oparg & 0x02) ? 1 : 0) + ((oparg & 0x04) ? 1 : 0) + ((oparg & 0x08) ? 1 : 0)); stack_pointer[-1] = func; DISPATCH(); } TARGET(RETURN_GENERATOR) { - #line 2947 "Python/bytecodes.c" + #line 3098 "Python/bytecodes.c" assert(PyFunction_Check(frame->f_funcobj)); PyFunctionObject *func = (PyFunctionObject *)frame->f_funcobj; PyGenObject *gen = (PyGenObject *)_Py_MakeCoro(func); @@ -4108,7 +4297,7 @@ frame = cframe.current_frame = prev; _PyFrame_StackPush(frame, (PyObject *)gen); goto resume_frame; - #line 4112 "Python/generated_cases.c.h" + #line 4301 "Python/generated_cases.c.h" } TARGET(BUILD_SLICE) { @@ -4116,15 +4305,15 @@ PyObject *stop = stack_pointer[-(1 + ((oparg == 3) ? 1 : 0))]; PyObject *start = stack_pointer[-(2 + ((oparg == 3) ? 1 : 0))]; PyObject *slice; - #line 2970 "Python/bytecodes.c" + #line 3121 "Python/bytecodes.c" slice = PySlice_New(start, stop, step); - #line 4122 "Python/generated_cases.c.h" + #line 4311 "Python/generated_cases.c.h" Py_DECREF(start); Py_DECREF(stop); Py_XDECREF(step); - #line 2972 "Python/bytecodes.c" + #line 3123 "Python/bytecodes.c" if (slice == NULL) { STACK_SHRINK(((oparg == 3) ? 1 : 0)); goto pop_2_error; } - #line 4128 "Python/generated_cases.c.h" + #line 4317 "Python/generated_cases.c.h" STACK_SHRINK(((oparg == 3) ? 1 : 0)); STACK_SHRINK(1); stack_pointer[-1] = slice; @@ -4135,7 +4324,7 @@ PyObject *fmt_spec = ((oparg & FVS_MASK) == FVS_HAVE_SPEC) ? stack_pointer[-((((oparg & FVS_MASK) == FVS_HAVE_SPEC) ? 1 : 0))] : NULL; PyObject *value = stack_pointer[-(1 + (((oparg & FVS_MASK) == FVS_HAVE_SPEC) ? 1 : 0))]; PyObject *result; - #line 2976 "Python/bytecodes.c" + #line 3127 "Python/bytecodes.c" /* Handles f-string value formatting. */ PyObject *(*conv_fn)(PyObject *); int which_conversion = oparg & FVC_MASK; @@ -4170,7 +4359,7 @@ Py_DECREF(value); Py_XDECREF(fmt_spec); if (result == NULL) { STACK_SHRINK((((oparg & FVS_MASK) == FVS_HAVE_SPEC) ? 1 : 0)); goto pop_1_error; } - #line 4174 "Python/generated_cases.c.h" + #line 4363 "Python/generated_cases.c.h" STACK_SHRINK((((oparg & FVS_MASK) == FVS_HAVE_SPEC) ? 1 : 0)); stack_pointer[-1] = result; DISPATCH(); @@ -4179,10 +4368,10 @@ TARGET(COPY) { PyObject *bottom = stack_pointer[-(1 + (oparg-1))]; PyObject *top; - #line 3013 "Python/bytecodes.c" + #line 3164 "Python/bytecodes.c" assert(oparg > 0); top = Py_NewRef(bottom); - #line 4186 "Python/generated_cases.c.h" + #line 4375 "Python/generated_cases.c.h" STACK_GROW(1); stack_pointer[-1] = top; DISPATCH(); @@ -4194,11 +4383,10 @@ PyObject *rhs = stack_pointer[-1]; PyObject *lhs = stack_pointer[-2]; PyObject *res; - #line 3018 "Python/bytecodes.c" + #line 3169 "Python/bytecodes.c" #if ENABLE_SPECIALIZATION _PyBinaryOpCache *cache = (_PyBinaryOpCache *)next_instr; if (ADAPTIVE_COUNTER_IS_ZERO(cache->counter)) { - assert(cframe.use_tracing == 0); next_instr--; _Py_Specialize_BinaryOp(lhs, rhs, next_instr, oparg, &GETLOCAL(0)); DISPATCH_SAME_OPARG(); @@ -4210,12 +4398,12 @@ assert((unsigned)oparg < Py_ARRAY_LENGTH(binary_ops)); assert(binary_ops[oparg]); res = binary_ops[oparg](lhs, rhs); - #line 4214 "Python/generated_cases.c.h" + #line 4402 "Python/generated_cases.c.h" Py_DECREF(lhs); Py_DECREF(rhs); - #line 3034 "Python/bytecodes.c" + #line 3184 "Python/bytecodes.c" if (res == NULL) goto pop_2_error; - #line 4219 "Python/generated_cases.c.h" + #line 4407 "Python/generated_cases.c.h" STACK_SHRINK(1); stack_pointer[-1] = res; next_instr += 1; @@ -4225,27 +4413,153 @@ TARGET(SWAP) { PyObject *top = stack_pointer[-1]; PyObject *bottom = stack_pointer[-(2 + (oparg-2))]; - #line 3039 "Python/bytecodes.c" + #line 3189 "Python/bytecodes.c" assert(oparg >= 2); - #line 4231 "Python/generated_cases.c.h" + #line 4419 "Python/generated_cases.c.h" stack_pointer[-1] = bottom; stack_pointer[-(2 + (oparg-2))] = top; DISPATCH(); } + TARGET(INSTRUMENTED_LINE) { + #line 3193 "Python/bytecodes.c" + _Py_CODEUNIT *here = next_instr-1; + _PyFrame_SetStackPointer(frame, stack_pointer); + int original_opcode = _Py_call_instrumentation_line( + tstate, frame, here); + stack_pointer = _PyFrame_GetStackPointer(frame); + if (original_opcode < 0) { + next_instr = here+1; + goto error; + } + next_instr = frame->prev_instr; + if (next_instr != here) { + DISPATCH(); + } + if (_PyOpcode_Caches[original_opcode]) { + _PyBinaryOpCache *cache = (_PyBinaryOpCache *)(next_instr+1); + INCREMENT_ADAPTIVE_COUNTER(cache->counter); + } + opcode = original_opcode; + DISPATCH_GOTO(); + #line 4446 "Python/generated_cases.c.h" + } + + TARGET(INSTRUMENTED_INSTRUCTION) { + #line 3215 "Python/bytecodes.c" + int next_opcode = _Py_call_instrumentation_instruction( + tstate, frame, next_instr-1); + if (next_opcode < 0) goto error; + next_instr--; + if (_PyOpcode_Caches[next_opcode]) { + _PyBinaryOpCache *cache = (_PyBinaryOpCache *)(next_instr+1); + INCREMENT_ADAPTIVE_COUNTER(cache->counter); + } + assert(next_opcode > 0 && next_opcode < 256); + opcode = next_opcode; + DISPATCH_GOTO(); + #line 4462 "Python/generated_cases.c.h" + } + + TARGET(INSTRUMENTED_JUMP_FORWARD) { + #line 3229 "Python/bytecodes.c" + INSTRUMENTED_JUMP(next_instr-1, next_instr+oparg, PY_MONITORING_EVENT_JUMP); + #line 4468 "Python/generated_cases.c.h" + DISPATCH(); + } + + TARGET(INSTRUMENTED_JUMP_BACKWARD) { + #line 3233 "Python/bytecodes.c" + INSTRUMENTED_JUMP(next_instr-1, next_instr-oparg, PY_MONITORING_EVENT_JUMP); + #line 4475 "Python/generated_cases.c.h" + CHECK_EVAL_BREAKER(); + DISPATCH(); + } + + TARGET(INSTRUMENTED_POP_JUMP_IF_TRUE) { + #line 3238 "Python/bytecodes.c" + PyObject *cond = POP(); + int err = PyObject_IsTrue(cond); + Py_DECREF(cond); + if (err < 0) goto error; + _Py_CODEUNIT *here = next_instr-1; + assert(err == 0 || err == 1); + int offset = err*oparg; + INSTRUMENTED_JUMP(here, next_instr + offset, PY_MONITORING_EVENT_BRANCH); + #line 4490 "Python/generated_cases.c.h" + DISPATCH(); + } + + TARGET(INSTRUMENTED_POP_JUMP_IF_FALSE) { + #line 3249 "Python/bytecodes.c" + PyObject *cond = POP(); + int err = PyObject_IsTrue(cond); + Py_DECREF(cond); + if (err < 0) goto error; + _Py_CODEUNIT *here = next_instr-1; + assert(err == 0 || err == 1); + int offset = (1-err)*oparg; + INSTRUMENTED_JUMP(here, next_instr + offset, PY_MONITORING_EVENT_BRANCH); + #line 4504 "Python/generated_cases.c.h" + DISPATCH(); + } + + TARGET(INSTRUMENTED_POP_JUMP_IF_NONE) { + #line 3260 "Python/bytecodes.c" + PyObject *value = POP(); + _Py_CODEUNIT *here = next_instr-1; + int offset; + if (Py_IsNone(value)) { + _Py_DECREF_NO_DEALLOC(value); + offset = oparg; + } + else { + Py_DECREF(value); + offset = 0; + } + INSTRUMENTED_JUMP(here, next_instr + offset, PY_MONITORING_EVENT_BRANCH); + #line 4522 "Python/generated_cases.c.h" + DISPATCH(); + } + + TARGET(INSTRUMENTED_POP_JUMP_IF_NOT_NONE) { + #line 3275 "Python/bytecodes.c" + PyObject *value = POP(); + _Py_CODEUNIT *here = next_instr-1; + int offset; + if (Py_IsNone(value)) { + _Py_DECREF_NO_DEALLOC(value); + offset = 0; + } + else { + Py_DECREF(value); + offset = oparg; + } + INSTRUMENTED_JUMP(here, next_instr + offset, PY_MONITORING_EVENT_BRANCH); + #line 4540 "Python/generated_cases.c.h" + DISPATCH(); + } + TARGET(EXTENDED_ARG) { - #line 3043 "Python/bytecodes.c" + #line 3290 "Python/bytecodes.c" assert(oparg); - assert(cframe.use_tracing == 0); opcode = next_instr->op.code; oparg = oparg << 8 | next_instr->op.arg; PRE_DISPATCH_GOTO(); DISPATCH_GOTO(); - #line 4245 "Python/generated_cases.c.h" + #line 4551 "Python/generated_cases.c.h" } TARGET(CACHE) { - #line 3052 "Python/bytecodes.c" + #line 3298 "Python/bytecodes.c" + assert(0 && "Executing a cache."); + Py_UNREACHABLE(); + #line 4558 "Python/generated_cases.c.h" + } + + TARGET(RESERVED) { + #line 3303 "Python/bytecodes.c" + assert(0 && "Executing RESERVED instruction."); Py_UNREACHABLE(); - #line 4251 "Python/generated_cases.c.h" + #line 4565 "Python/generated_cases.c.h" } diff --git a/Python/instrumentation.c b/Python/instrumentation.c new file mode 100644 index 0000000..39a7eaa --- /dev/null +++ b/Python/instrumentation.c @@ -0,0 +1,2021 @@ + + +#include "Python.h" +#include "pycore_call.h" +#include "pycore_frame.h" +#include "pycore_interp.h" +#include "pycore_long.h" +#include "pycore_namespace.h" +#include "pycore_object.h" +#include "pycore_opcode.h" +#include "pycore_pyerrors.h" +#include "pycore_pystate.h" + +/* Uncomment this to dump debugging output when assertions fail */ +// #define INSTRUMENT_DEBUG 1 + +static PyObject DISABLE = +{ + _PyObject_IMMORTAL_REFCNT, + &PyBaseObject_Type +}; + +PyObject _PyInstrumentation_MISSING = +{ + _PyObject_IMMORTAL_REFCNT, + &PyBaseObject_Type +}; + +static const int8_t EVENT_FOR_OPCODE[256] = { + [RETURN_CONST] = PY_MONITORING_EVENT_PY_RETURN, + [INSTRUMENTED_RETURN_CONST] = PY_MONITORING_EVENT_PY_RETURN, + [RETURN_VALUE] = PY_MONITORING_EVENT_PY_RETURN, + [INSTRUMENTED_RETURN_VALUE] = PY_MONITORING_EVENT_PY_RETURN, + [CALL] = PY_MONITORING_EVENT_CALL, + [INSTRUMENTED_CALL] = PY_MONITORING_EVENT_CALL, + [CALL_FUNCTION_EX] = PY_MONITORING_EVENT_CALL, + [INSTRUMENTED_CALL_FUNCTION_EX] = PY_MONITORING_EVENT_CALL, + [RESUME] = -1, + [YIELD_VALUE] = PY_MONITORING_EVENT_PY_YIELD, + [INSTRUMENTED_YIELD_VALUE] = PY_MONITORING_EVENT_PY_YIELD, + [JUMP_FORWARD] = PY_MONITORING_EVENT_JUMP, + [JUMP_BACKWARD] = PY_MONITORING_EVENT_JUMP, + [POP_JUMP_IF_FALSE] = PY_MONITORING_EVENT_BRANCH, + [POP_JUMP_IF_TRUE] = PY_MONITORING_EVENT_BRANCH, + [POP_JUMP_IF_NONE] = PY_MONITORING_EVENT_BRANCH, + [POP_JUMP_IF_NOT_NONE] = PY_MONITORING_EVENT_BRANCH, + [INSTRUMENTED_JUMP_FORWARD] = PY_MONITORING_EVENT_JUMP, + [INSTRUMENTED_JUMP_BACKWARD] = PY_MONITORING_EVENT_JUMP, + [INSTRUMENTED_POP_JUMP_IF_FALSE] = PY_MONITORING_EVENT_BRANCH, + [INSTRUMENTED_POP_JUMP_IF_TRUE] = PY_MONITORING_EVENT_BRANCH, + [INSTRUMENTED_POP_JUMP_IF_NONE] = PY_MONITORING_EVENT_BRANCH, + [INSTRUMENTED_POP_JUMP_IF_NOT_NONE] = PY_MONITORING_EVENT_BRANCH, + [FOR_ITER] = PY_MONITORING_EVENT_BRANCH, + [INSTRUMENTED_FOR_ITER] = PY_MONITORING_EVENT_BRANCH, + [END_FOR] = PY_MONITORING_EVENT_STOP_ITERATION, + [INSTRUMENTED_END_FOR] = PY_MONITORING_EVENT_STOP_ITERATION, + [END_SEND] = PY_MONITORING_EVENT_STOP_ITERATION, + [INSTRUMENTED_END_SEND] = PY_MONITORING_EVENT_STOP_ITERATION, +}; + +static const uint8_t DE_INSTRUMENT[256] = { + [INSTRUMENTED_RESUME] = RESUME, + [INSTRUMENTED_RETURN_VALUE] = RETURN_VALUE, + [INSTRUMENTED_RETURN_CONST] = RETURN_CONST, + [INSTRUMENTED_CALL] = CALL, + [INSTRUMENTED_CALL_FUNCTION_EX] = CALL_FUNCTION_EX, + [INSTRUMENTED_YIELD_VALUE] = YIELD_VALUE, + [INSTRUMENTED_JUMP_FORWARD] = JUMP_FORWARD, + [INSTRUMENTED_JUMP_BACKWARD] = JUMP_BACKWARD, + [INSTRUMENTED_POP_JUMP_IF_FALSE] = POP_JUMP_IF_FALSE, + [INSTRUMENTED_POP_JUMP_IF_TRUE] = POP_JUMP_IF_TRUE, + [INSTRUMENTED_POP_JUMP_IF_NONE] = POP_JUMP_IF_NONE, + [INSTRUMENTED_POP_JUMP_IF_NOT_NONE] = POP_JUMP_IF_NOT_NONE, + [INSTRUMENTED_FOR_ITER] = FOR_ITER, + [INSTRUMENTED_END_FOR] = END_FOR, + [INSTRUMENTED_END_SEND] = END_SEND, +}; + +static const uint8_t INSTRUMENTED_OPCODES[256] = { + [RETURN_CONST] = INSTRUMENTED_RETURN_CONST, + [INSTRUMENTED_RETURN_CONST] = INSTRUMENTED_RETURN_CONST, + [RETURN_VALUE] = INSTRUMENTED_RETURN_VALUE, + [INSTRUMENTED_RETURN_VALUE] = INSTRUMENTED_RETURN_VALUE, + [CALL] = INSTRUMENTED_CALL, + [INSTRUMENTED_CALL] = INSTRUMENTED_CALL, + [CALL_FUNCTION_EX] = INSTRUMENTED_CALL_FUNCTION_EX, + [INSTRUMENTED_CALL_FUNCTION_EX] = INSTRUMENTED_CALL_FUNCTION_EX, + [YIELD_VALUE] = INSTRUMENTED_YIELD_VALUE, + [INSTRUMENTED_YIELD_VALUE] = INSTRUMENTED_YIELD_VALUE, + [RESUME] = INSTRUMENTED_RESUME, + [INSTRUMENTED_RESUME] = INSTRUMENTED_RESUME, + [JUMP_FORWARD] = INSTRUMENTED_JUMP_FORWARD, + [INSTRUMENTED_JUMP_FORWARD] = INSTRUMENTED_JUMP_FORWARD, + [JUMP_BACKWARD] = INSTRUMENTED_JUMP_BACKWARD, + [INSTRUMENTED_JUMP_BACKWARD] = INSTRUMENTED_JUMP_BACKWARD, + [POP_JUMP_IF_FALSE] = INSTRUMENTED_POP_JUMP_IF_FALSE, + [INSTRUMENTED_POP_JUMP_IF_FALSE] = INSTRUMENTED_POP_JUMP_IF_FALSE, + [POP_JUMP_IF_TRUE] = INSTRUMENTED_POP_JUMP_IF_TRUE, + [INSTRUMENTED_POP_JUMP_IF_TRUE] = INSTRUMENTED_POP_JUMP_IF_TRUE, + [POP_JUMP_IF_NONE] = INSTRUMENTED_POP_JUMP_IF_NONE, + [INSTRUMENTED_POP_JUMP_IF_NONE] = INSTRUMENTED_POP_JUMP_IF_NONE, + [POP_JUMP_IF_NOT_NONE] = INSTRUMENTED_POP_JUMP_IF_NOT_NONE, + [INSTRUMENTED_POP_JUMP_IF_NOT_NONE] = INSTRUMENTED_POP_JUMP_IF_NOT_NONE, + [END_FOR] = INSTRUMENTED_END_FOR, + [INSTRUMENTED_END_FOR] = INSTRUMENTED_END_FOR, + [END_SEND] = INSTRUMENTED_END_SEND, + [INSTRUMENTED_END_SEND] = INSTRUMENTED_END_SEND, + + [INSTRUMENTED_LINE] = INSTRUMENTED_LINE, + [INSTRUMENTED_INSTRUCTION] = INSTRUMENTED_INSTRUCTION, +}; + +static inline bool +opcode_has_event(int opcode) { + return opcode < INSTRUMENTED_LINE && + INSTRUMENTED_OPCODES[opcode] > 0; +} + +static inline bool +is_instrumented(int opcode) { + assert(opcode != 0); + assert(opcode != RESERVED); + return opcode >= MIN_INSTRUMENTED_OPCODE; +} + +static inline bool +monitors_equals(_Py_Monitors a, _Py_Monitors b) +{ + for (int i = 0; i < PY_MONITORING_UNGROUPED_EVENTS; i++) { + if (a.tools[i] != b.tools[i]) { + return false; + } + } + return true; +} + +static inline _Py_Monitors +monitors_sub(_Py_Monitors a, _Py_Monitors b) +{ + _Py_Monitors res; + for (int i = 0; i < PY_MONITORING_UNGROUPED_EVENTS; i++) { + res.tools[i] = a.tools[i] & ~b.tools[i]; + } + return res; +} + +static inline _Py_Monitors +monitors_and(_Py_Monitors a, _Py_Monitors b) +{ + _Py_Monitors res; + for (int i = 0; i < PY_MONITORING_UNGROUPED_EVENTS; i++) { + res.tools[i] = a.tools[i] & b.tools[i]; + } + return res; +} + +static inline _Py_Monitors +monitors_or(_Py_Monitors a, _Py_Monitors b) +{ + _Py_Monitors res; + for (int i = 0; i < PY_MONITORING_UNGROUPED_EVENTS; i++) { + res.tools[i] = a.tools[i] | b.tools[i]; + } + return res; +} + +static inline bool +monitors_are_empty(_Py_Monitors m) +{ + for (int i = 0; i < PY_MONITORING_UNGROUPED_EVENTS; i++) { + if (m.tools[i]) { + return false; + } + } + return true; +} + +static inline bool +multiple_tools(_Py_Monitors *m) +{ + for (int i = 0; i < PY_MONITORING_UNGROUPED_EVENTS; i++) { + if (_Py_popcount32(m->tools[i]) > 1) { + return true; + } + } + return false; +} + +static inline _PyMonitoringEventSet +get_events(_Py_Monitors *m, int tool_id) +{ + _PyMonitoringEventSet result = 0; + for (int e = 0; e < PY_MONITORING_UNGROUPED_EVENTS; e++) { + if ((m->tools[e] >> tool_id) & 1) { + result |= (1 << e); + } + } + return result; +} + +/* Line delta. + * 8 bit value. + * if line_delta == -128: + * line = None # represented as -1 + * elif line_delta == -127: + * line = PyCode_Addr2Line(code, offset * sizeof(_Py_CODEUNIT)); + * else: + * line = first_line + (offset >> OFFSET_SHIFT) + line_delta; + */ + +#define NO_LINE -128 +#define COMPUTED_LINE -127 + +#define OFFSET_SHIFT 4 + +static int8_t +compute_line_delta(PyCodeObject *code, int offset, int line) +{ + if (line < 0) { + return NO_LINE; + } + int delta = line - code->co_firstlineno - (offset >> OFFSET_SHIFT); + if (delta <= INT8_MAX && delta > COMPUTED_LINE) { + return delta; + } + return COMPUTED_LINE; +} + +static int +compute_line(PyCodeObject *code, int offset, int8_t line_delta) +{ + if (line_delta > COMPUTED_LINE) { + return code->co_firstlineno + (offset >> OFFSET_SHIFT) + line_delta; + } + if (line_delta == NO_LINE) { + + return -1; + } + assert(line_delta == COMPUTED_LINE); + /* Look it up */ + return PyCode_Addr2Line(code, offset * sizeof(_Py_CODEUNIT)); +} + +static int +instruction_length(PyCodeObject *code, int offset) +{ + int opcode = _PyCode_CODE(code)[offset].op.code; + assert(opcode != 0); + assert(opcode != RESERVED); + if (opcode == INSTRUMENTED_LINE) { + opcode = code->_co_monitoring->lines[offset].original_opcode; + } + if (opcode == INSTRUMENTED_INSTRUCTION) { + opcode = code->_co_monitoring->per_instruction_opcodes[offset]; + } + int deinstrumented = DE_INSTRUMENT[opcode]; + if (deinstrumented) { + opcode = deinstrumented; + } + else { + opcode = _PyOpcode_Deopt[opcode]; + } + assert(opcode != 0); + assert(!is_instrumented(opcode)); + assert(opcode == _PyOpcode_Deopt[opcode]); + return 1 + _PyOpcode_Caches[opcode]; +} + +#ifdef INSTRUMENT_DEBUG + +static void +dump_instrumentation_data_tools(PyCodeObject *code, uint8_t *tools, int i, FILE*out) +{ + if (tools == NULL) { + fprintf(out, "tools = NULL"); + } + else { + fprintf(out, "tools = %d", tools[i]); + } +} + +static void +dump_instrumentation_data_lines(PyCodeObject *code, _PyCoLineInstrumentationData *lines, int i, FILE*out) +{ + if (lines == NULL) { + fprintf(out, ", lines = NULL"); + } + else if (lines[i].original_opcode == 0) { + fprintf(out, ", lines = {original_opcode = No LINE (0), line_delta = %d)", lines[i].line_delta); + } + else { + fprintf(out, ", lines = {original_opcode = %s, line_delta = %d)", _PyOpcode_OpName[lines[i].original_opcode], lines[i].line_delta); + } +} + +static void +dump_instrumentation_data_line_tools(PyCodeObject *code, uint8_t *line_tools, int i, FILE*out) +{ + if (line_tools == NULL) { + fprintf(out, ", line_tools = NULL"); + } + else { + fprintf(out, ", line_tools = %d", line_tools[i]); + } +} + +static void +dump_instrumentation_data_per_instruction(PyCodeObject *code, _PyCoMonitoringData *data, int i, FILE*out) +{ + if (data->per_instruction_opcodes == NULL) { + fprintf(out, ", per-inst opcode = NULL"); + } + else { + fprintf(out, ", per-inst opcode = %s", _PyOpcode_OpName[data->per_instruction_opcodes[i]]); + } + if (data->per_instruction_tools == NULL) { + fprintf(out, ", per-inst tools = NULL"); + } + else { + fprintf(out, ", per-inst tools = %d", data->per_instruction_tools[i]); + } +} + +static void +dump_monitors(const char *prefix, _Py_Monitors monitors, FILE*out) +{ + fprintf(out, "%s monitors:\n", prefix); + for (int event = 0; event < PY_MONITORING_UNGROUPED_EVENTS; event++) { + fprintf(out, " Event %d: Tools %x\n", event, monitors.tools[event]); + } +} + +/* Like _Py_GetBaseOpcode but without asserts. + * Does its best to give the right answer, but won't abort + * if something is wrong */ +int get_base_opcode_best_attempt(PyCodeObject *code, int offset) +{ + int opcode = _Py_OPCODE(_PyCode_CODE(code)[offset]); + if (INSTRUMENTED_OPCODES[opcode] != opcode) { + /* Not instrumented */ + return _PyOpcode_Deopt[opcode] == 0 ? opcode : _PyOpcode_Deopt[opcode]; + } + if (opcode == INSTRUMENTED_INSTRUCTION) { + if (code->_co_monitoring->per_instruction_opcodes[offset] == 0) { + return opcode; + } + opcode = code->_co_monitoring->per_instruction_opcodes[offset]; + } + if (opcode == INSTRUMENTED_LINE) { + if (code->_co_monitoring->lines[offset].original_opcode == 0) { + return opcode; + } + opcode = code->_co_monitoring->lines[offset].original_opcode; + } + int deinstrumented = DE_INSTRUMENT[opcode]; + if (deinstrumented) { + return deinstrumented; + } + if (_PyOpcode_Deopt[opcode] == 0) { + return opcode; + } + return _PyOpcode_Deopt[opcode]; +} + +/* No error checking -- Don't use this for anything but experimental debugging */ +static void +dump_instrumentation_data(PyCodeObject *code, int star, FILE*out) +{ + _PyCoMonitoringData *data = code->_co_monitoring; + fprintf(out, "\n"); + PyObject_Print(code->co_name, out, Py_PRINT_RAW); + fprintf(out, "\n"); + if (data == NULL) { + fprintf(out, "NULL\n"); + return; + } + dump_monitors("Global", PyInterpreterState_Get()->monitors, out); + dump_monitors("Code", data->local_monitors, out); + dump_monitors("Active", data->active_monitors, out); + int code_len = (int)Py_SIZE(code); + bool starred = false; + for (int i = 0; i < code_len; i += instruction_length(code, i)) { + _Py_CODEUNIT *instr = &_PyCode_CODE(code)[i]; + int opcode = instr->op.code; + if (i == star) { + fprintf(out, "** "); + starred = true; + } + fprintf(out, "Offset: %d, line: %d %s: ", i, PyCode_Addr2Line(code, i*2), _PyOpcode_OpName[opcode]); + dump_instrumentation_data_tools(code, data->tools, i, out); + dump_instrumentation_data_lines(code, data->lines, i, out); + dump_instrumentation_data_line_tools(code, data->line_tools, i, out); + dump_instrumentation_data_per_instruction(code, data, i, out); + fprintf(out, "\n"); + ; + } + if (!starred && star >= 0) { + fprintf(out, "Error offset not at valid instruction offset: %d\n", star); + fprintf(out, " "); + dump_instrumentation_data_tools(code, data->tools, star, out); + dump_instrumentation_data_lines(code, data->lines, star, out); + dump_instrumentation_data_line_tools(code, data->line_tools, star, out); + dump_instrumentation_data_per_instruction(code, data, star, out); + fprintf(out, "\n"); + } +} + +#define CHECK(test) do { \ + if (!(test)) { \ + dump_instrumentation_data(code, i, stderr); \ + } \ + assert(test); \ +} while (0) + +bool valid_opcode(int opcode) { + if (opcode > 0 && + opcode != RESERVED && + opcode < 255 && + _PyOpcode_OpName[opcode] && + _PyOpcode_OpName[opcode][0] != '<' + ) { + return true; + } + return false; +} + +static void +sanity_check_instrumentation(PyCodeObject *code) +{ + _PyCoMonitoringData *data = code->_co_monitoring; + if (data == NULL) { + return; + } + _Py_Monitors active_monitors = PyInterpreterState_Get()->monitors; + if (code->_co_monitoring) { + _Py_Monitors local_monitors = code->_co_monitoring->local_monitors; + active_monitors = monitors_or(active_monitors, local_monitors); + } + assert(monitors_equals( + code->_co_monitoring->active_monitors, + active_monitors) + ); + int code_len = (int)Py_SIZE(code); + for (int i = 0; i < code_len;) { + int opcode = _PyCode_CODE(code)[i].op.code; + int base_opcode = _Py_GetBaseOpcode(code, i); + CHECK(valid_opcode(opcode)); + CHECK(valid_opcode(base_opcode)); + if (opcode == INSTRUMENTED_INSTRUCTION) { + opcode = data->per_instruction_opcodes[i]; + if (!is_instrumented(opcode)) { + CHECK(_PyOpcode_Deopt[opcode] == opcode); + } + if (data->per_instruction_tools) { + uint8_t tools = active_monitors.tools[PY_MONITORING_EVENT_INSTRUCTION]; + CHECK((tools & data->per_instruction_tools[i]) == data->per_instruction_tools[i]); + } + } + if (opcode == INSTRUMENTED_LINE) { + CHECK(data->lines); + CHECK(valid_opcode(data->lines[i].original_opcode)); + opcode = data->lines[i].original_opcode; + CHECK(opcode != END_FOR); + CHECK(opcode != RESUME); + CHECK(opcode != INSTRUMENTED_RESUME); + if (!is_instrumented(opcode)) { + CHECK(_PyOpcode_Deopt[opcode] == opcode); + } + CHECK(opcode != INSTRUMENTED_LINE); + } + else if (data->lines && !is_instrumented(opcode)) { + CHECK(data->lines[i].original_opcode == 0 || + data->lines[i].original_opcode == base_opcode || + DE_INSTRUMENT[data->lines[i].original_opcode] == base_opcode); + } + if (is_instrumented(opcode)) { + CHECK(DE_INSTRUMENT[opcode] == base_opcode); + int event = EVENT_FOR_OPCODE[DE_INSTRUMENT[opcode]]; + if (event < 0) { + /* RESUME fixup */ + event = _PyCode_CODE(code)[i].op.arg; + } + CHECK(active_monitors.tools[event] != 0); + } + if (data->lines && base_opcode != END_FOR) { + int line1 = compute_line(code, i, data->lines[i].line_delta); + int line2 = PyCode_Addr2Line(code, i*sizeof(_Py_CODEUNIT)); + CHECK(line1 == line2); + } + CHECK(valid_opcode(opcode)); + if (data->tools) { + uint8_t local_tools = data->tools[i]; + if (opcode_has_event(base_opcode)) { + int event = EVENT_FOR_OPCODE[base_opcode]; + if (event == -1) { + /* RESUME fixup */ + event = _PyCode_CODE(code)[i].op.arg; + } + CHECK((active_monitors.tools[event] & local_tools) == local_tools); + } + else { + CHECK(local_tools == 0xff); + } + } + i += instruction_length(code, i); + assert(i <= code_len); + } +} +#else + +#define CHECK(test) assert(test) + +#endif + +/* Get the underlying opcode, stripping instrumentation */ +int _Py_GetBaseOpcode(PyCodeObject *code, int i) +{ + int opcode = _PyCode_CODE(code)[i].op.code; + if (opcode == INSTRUMENTED_LINE) { + opcode = code->_co_monitoring->lines[i].original_opcode; + } + if (opcode == INSTRUMENTED_INSTRUCTION) { + opcode = code->_co_monitoring->per_instruction_opcodes[i]; + } + CHECK(opcode != INSTRUMENTED_INSTRUCTION); + CHECK(opcode != INSTRUMENTED_LINE); + int deinstrumented = DE_INSTRUMENT[opcode]; + if (deinstrumented) { + return deinstrumented; + } + return _PyOpcode_Deopt[opcode]; +} + +static void +de_instrument(PyCodeObject *code, int i, int event) +{ + assert(event != PY_MONITORING_EVENT_INSTRUCTION); + assert(event != PY_MONITORING_EVENT_LINE); + + _Py_CODEUNIT *instr = &_PyCode_CODE(code)[i]; + uint8_t *opcode_ptr = &instr->op.code; + int opcode = *opcode_ptr; + if (opcode == INSTRUMENTED_LINE) { + opcode_ptr = &code->_co_monitoring->lines[i].original_opcode; + opcode = *opcode_ptr; + } + if (opcode == INSTRUMENTED_INSTRUCTION) { + opcode_ptr = &code->_co_monitoring->per_instruction_opcodes[i]; + opcode = *opcode_ptr; + } + int deinstrumented = DE_INSTRUMENT[opcode]; + if (deinstrumented == 0) { + return; + } + CHECK(_PyOpcode_Deopt[deinstrumented] == deinstrumented); + *opcode_ptr = deinstrumented; + if (_PyOpcode_Caches[deinstrumented]) { + instr[1].cache = adaptive_counter_warmup(); + } +} + +static void +de_instrument_line(PyCodeObject *code, int i) +{ + _Py_CODEUNIT *instr = &_PyCode_CODE(code)[i]; + uint8_t *opcode_ptr = &instr->op.code; + int opcode =*opcode_ptr; + if (opcode != INSTRUMENTED_LINE) { + return; + } + _PyCoLineInstrumentationData *lines = &code->_co_monitoring->lines[i]; + int original_opcode = lines->original_opcode; + CHECK(original_opcode != 0); + CHECK(original_opcode == _PyOpcode_Deopt[original_opcode]); + *opcode_ptr = instr->op.code = original_opcode; + if (_PyOpcode_Caches[original_opcode]) { + instr[1].cache = adaptive_counter_warmup(); + } + assert(*opcode_ptr != INSTRUMENTED_LINE); + assert(instr->op.code != INSTRUMENTED_LINE); +} + + +static void +de_instrument_per_instruction(PyCodeObject *code, int i) +{ + _Py_CODEUNIT *instr = &_PyCode_CODE(code)[i]; + uint8_t *opcode_ptr = &instr->op.code; + int opcode =*opcode_ptr; + if (opcode == INSTRUMENTED_LINE) { + opcode_ptr = &code->_co_monitoring->lines[i].original_opcode; + opcode = *opcode_ptr; + } + if (opcode != INSTRUMENTED_INSTRUCTION) { + return; + } + int original_opcode = code->_co_monitoring->per_instruction_opcodes[i]; + CHECK(original_opcode != 0); + CHECK(original_opcode == _PyOpcode_Deopt[original_opcode]); + instr->op.code = original_opcode; + if (_PyOpcode_Caches[original_opcode]) { + instr[1].cache = adaptive_counter_warmup(); + } + assert(instr->op.code != INSTRUMENTED_INSTRUCTION); + /* Keep things clean for sanity check */ + code->_co_monitoring->per_instruction_opcodes[i] = 0; +} + + +static void +instrument(PyCodeObject *code, int i) +{ + _Py_CODEUNIT *instr = &_PyCode_CODE(code)[i]; + uint8_t *opcode_ptr = &instr->op.code; + int opcode =*opcode_ptr; + if (opcode == INSTRUMENTED_LINE) { + _PyCoLineInstrumentationData *lines = &code->_co_monitoring->lines[i]; + opcode_ptr = &lines->original_opcode; + opcode = *opcode_ptr; + } + if (opcode == INSTRUMENTED_INSTRUCTION) { + opcode_ptr = &code->_co_monitoring->per_instruction_opcodes[i]; + opcode = *opcode_ptr; + CHECK(!is_instrumented(opcode)); + CHECK(opcode == _PyOpcode_Deopt[opcode]); + } + CHECK(opcode != 0); + if (!is_instrumented(opcode)) { + int deopt = _PyOpcode_Deopt[opcode]; + int instrumented = INSTRUMENTED_OPCODES[deopt]; + assert(instrumented); + *opcode_ptr = instrumented; + if (_PyOpcode_Caches[deopt]) { + instr[1].cache = adaptive_counter_warmup(); + } + } +} + +static void +instrument_line(PyCodeObject *code, int i) +{ + uint8_t *opcode_ptr = &_PyCode_CODE(code)[i].op.code; + int opcode =*opcode_ptr; + if (opcode == INSTRUMENTED_LINE) { + return; + } + _PyCoLineInstrumentationData *lines = &code->_co_monitoring->lines[i]; + lines->original_opcode = _PyOpcode_Deopt[opcode]; + CHECK(lines->original_opcode > 0); + *opcode_ptr = INSTRUMENTED_LINE; +} + +static void +instrument_per_instruction(PyCodeObject *code, int i) +{ + _Py_CODEUNIT *instr = &_PyCode_CODE(code)[i]; + uint8_t *opcode_ptr = &instr->op.code; + int opcode =*opcode_ptr; + if (opcode == INSTRUMENTED_LINE) { + _PyCoLineInstrumentationData *lines = &code->_co_monitoring->lines[i]; + opcode_ptr = &lines->original_opcode; + opcode = *opcode_ptr; + } + if (opcode == INSTRUMENTED_INSTRUCTION) { + return; + } + CHECK(opcode != 0); + if (is_instrumented(opcode)) { + code->_co_monitoring->per_instruction_opcodes[i] = opcode; + } + else { + assert(opcode != 0); + assert(_PyOpcode_Deopt[opcode] != 0); + assert(_PyOpcode_Deopt[opcode] != RESUME); + code->_co_monitoring->per_instruction_opcodes[i] = _PyOpcode_Deopt[opcode]; + } + assert(code->_co_monitoring->per_instruction_opcodes[i] > 0); + *opcode_ptr = INSTRUMENTED_INSTRUCTION; +} + +#ifndef NDEBUG +static bool +instruction_has_event(PyCodeObject *code, int offset) +{ + _Py_CODEUNIT instr = _PyCode_CODE(code)[offset]; + int opcode = instr.op.code; + if (opcode == INSTRUMENTED_LINE) { + opcode = code->_co_monitoring->lines[offset].original_opcode; + } + if (opcode == INSTRUMENTED_INSTRUCTION) { + opcode = code->_co_monitoring->per_instruction_opcodes[offset]; + } + return opcode_has_event(opcode); +} +#endif + +static void +remove_tools(PyCodeObject * code, int offset, int event, int tools) +{ + assert(event != PY_MONITORING_EVENT_LINE); + assert(event != PY_MONITORING_EVENT_INSTRUCTION); + assert(event < PY_MONITORING_INSTRUMENTED_EVENTS); + assert(instruction_has_event(code, offset)); + _PyCoMonitoringData *monitoring = code->_co_monitoring; + if (monitoring && monitoring->tools) { + monitoring->tools[offset] &= ~tools; + if (monitoring->tools[offset] == 0) { + de_instrument(code, offset, event); + } + } + else { + /* Single tool */ + uint8_t single_tool = code->_co_monitoring->active_monitors.tools[event]; + assert(_Py_popcount32(single_tool) <= 1); + if (((single_tool & tools) == single_tool)) { + de_instrument(code, offset, event); + } + } +} + +#ifndef NDEBUG +static bool +tools_is_subset_for_event(PyCodeObject * code, int event, int tools) +{ + int global_tools = PyInterpreterState_Get()->monitors.tools[event]; + int local_tools = code->_co_monitoring->local_monitors.tools[event]; + return tools == ((global_tools | local_tools) & tools); +} +#endif + +static void +remove_line_tools(PyCodeObject * code, int offset, int tools) +{ + assert(code->_co_monitoring); + if (code->_co_monitoring->line_tools) + { + uint8_t *toolsptr = &code->_co_monitoring->line_tools[offset]; + *toolsptr &= ~tools; + if (*toolsptr == 0 ) { + de_instrument_line(code, offset); + } + } + else { + /* Single tool */ + uint8_t single_tool = code->_co_monitoring->active_monitors.tools[PY_MONITORING_EVENT_LINE]; + assert(_Py_popcount32(single_tool) <= 1); + if (((single_tool & tools) == single_tool)) { + de_instrument_line(code, offset); + } + } +} + +static void +add_tools(PyCodeObject * code, int offset, int event, int tools) +{ + assert(event != PY_MONITORING_EVENT_LINE); + assert(event != PY_MONITORING_EVENT_INSTRUCTION); + assert(event < PY_MONITORING_INSTRUMENTED_EVENTS); + assert(code->_co_monitoring); + if (code->_co_monitoring && + code->_co_monitoring->tools + ) { + code->_co_monitoring->tools[offset] |= tools; + } + else { + /* Single tool */ + assert(_Py_popcount32(tools) == 1); + assert(tools_is_subset_for_event(code, event, tools)); + } + instrument(code, offset); +} + +static void +add_line_tools(PyCodeObject * code, int offset, int tools) +{ + assert(tools_is_subset_for_event(code, PY_MONITORING_EVENT_LINE, tools)); + assert(code->_co_monitoring); + if (code->_co_monitoring->line_tools + ) { + code->_co_monitoring->line_tools[offset] |= tools; + } + else { + /* Single tool */ + assert(_Py_popcount32(tools) == 1); + } + instrument_line(code, offset); +} + + +static void +add_per_instruction_tools(PyCodeObject * code, int offset, int tools) +{ + assert(tools_is_subset_for_event(code, PY_MONITORING_EVENT_INSTRUCTION, tools)); + assert(code->_co_monitoring); + if (code->_co_monitoring->per_instruction_tools + ) { + code->_co_monitoring->per_instruction_tools[offset] |= tools; + } + else { + /* Single tool */ + assert(_Py_popcount32(tools) == 1); + } + instrument_per_instruction(code, offset); +} + + +static void +remove_per_instruction_tools(PyCodeObject * code, int offset, int tools) +{ + assert(code->_co_monitoring); + if (code->_co_monitoring->per_instruction_tools) + { + uint8_t *toolsptr = &code->_co_monitoring->per_instruction_tools[offset]; + *toolsptr &= ~tools; + if (*toolsptr == 0 ) { + de_instrument_per_instruction(code, offset); + } + } + else { + /* Single tool */ + uint8_t single_tool = code->_co_monitoring->active_monitors.tools[PY_MONITORING_EVENT_INSTRUCTION]; + assert(_Py_popcount32(single_tool) <= 1); + if (((single_tool & tools) == single_tool)) { + de_instrument_per_instruction(code, offset); + } + } +} + + +/* Return 1 if DISABLE returned, -1 if error, 0 otherwise */ +static int +call_one_instrument( + PyInterpreterState *interp, PyThreadState *tstate, PyObject **args, + Py_ssize_t nargsf, int8_t tool, int event) +{ + assert(0 <= tool && tool < 8); + assert(tstate->tracing == 0); + PyObject *instrument = interp->monitoring_callables[tool][event]; + if (instrument == NULL) { + return 0; + } + int old_what = tstate->what_event; + tstate->what_event = event; + tstate->tracing++; + PyObject *res = _PyObject_VectorcallTstate(tstate, instrument, args, nargsf, NULL); + tstate->tracing--; + tstate->what_event = old_what; + if (res == NULL) { + return -1; + } + Py_DECREF(res); + return (res == &DISABLE); +} + +static const int8_t MOST_SIGNIFICANT_BITS[16] = { + -1, 0, 1, 1, + 2, 2, 2, 2, + 3, 3, 3, 3, + 3, 3, 3, 3, +}; + +/* We could use _Py_bit_length here, but that is designed for larger (32/64) bit ints, + and can perform relatively poorly on platforms without the necessary intrinsics. */ +static inline int most_significant_bit(uint8_t bits) { + assert(bits != 0); + if (bits > 15) { + return MOST_SIGNIFICANT_BITS[bits>>4]+4; + } + else { + return MOST_SIGNIFICANT_BITS[bits]; + } +} + +static bool +is_version_up_to_date(PyCodeObject *code, PyInterpreterState *interp) +{ + return interp->monitoring_version == code->_co_instrumentation_version; +} + +#ifndef NDEBUG +static bool +instrumentation_cross_checks(PyInterpreterState *interp, PyCodeObject *code) +{ + _Py_Monitors expected = monitors_or( + interp->monitors, + code->_co_monitoring->local_monitors); + return monitors_equals(code->_co_monitoring->active_monitors, expected); +} +#endif + +static inline uint8_t +get_tools_for_instruction(PyCodeObject * code, int i, int event) +{ + uint8_t tools; + assert(event != PY_MONITORING_EVENT_LINE); + assert(event != PY_MONITORING_EVENT_INSTRUCTION); + assert(instrumentation_cross_checks(PyThreadState_GET()->interp, code)); + _PyCoMonitoringData *monitoring = code->_co_monitoring; + if (event >= PY_MONITORING_UNGROUPED_EVENTS) { + assert(event == PY_MONITORING_EVENT_C_RAISE || + event == PY_MONITORING_EVENT_C_RETURN); + event = PY_MONITORING_EVENT_CALL; + } + if (event < PY_MONITORING_INSTRUMENTED_EVENTS && monitoring->tools) { + tools = monitoring->tools[i]; + } + else { + tools = code->_co_monitoring->active_monitors.tools[event]; + } + CHECK(tools_is_subset_for_event(code, event, tools)); + CHECK((tools & code->_co_monitoring->active_monitors.tools[event]) == tools); + return tools; +} + +static int +call_instrumentation_vector( + PyThreadState *tstate, int event, + _PyInterpreterFrame *frame, _Py_CODEUNIT *instr, Py_ssize_t nargs, PyObject *args[]) +{ + if (tstate->tracing) { + return 0; + } + assert(!_PyErr_Occurred(tstate)); + assert(args[0] == NULL); + PyCodeObject *code = frame->f_code; + assert(code->_co_instrumentation_version == tstate->interp->monitoring_version); + assert(is_version_up_to_date(code, tstate->interp)); + assert(instrumentation_cross_checks(tstate->interp, code)); + assert(args[1] == NULL); + args[1] = (PyObject *)code; + int offset = (int)(instr - _PyCode_CODE(code)); + /* Offset visible to user should be the offset in bytes, as that is the + * convention for APIs involving code offsets. */ + int bytes_offset = offset * (int)sizeof(_Py_CODEUNIT); + PyObject *offset_obj = PyLong_FromSsize_t(bytes_offset); + if (offset_obj == NULL) { + return -1; + } + assert(args[2] == NULL); + args[2] = offset_obj; + uint8_t tools = get_tools_for_instruction(code, offset, event); + Py_ssize_t nargsf = nargs | PY_VECTORCALL_ARGUMENTS_OFFSET; + PyObject **callargs = &args[1]; + int err = 0; + PyInterpreterState *interp = tstate->interp; + while (tools) { + int tool = most_significant_bit(tools); + assert(tool >= 0 && tool < 8); + assert(tools & (1 << tool)); + tools ^= (1 << tool); + int res = call_one_instrument(interp, tstate, callargs, nargsf, tool, event); + if (res == 0) { + /* Nothing to do */ + } + else if (res < 0) { + /* error */ + err = -1; + break; + } + else { + /* DISABLE */ + remove_tools(code, offset, event, 1 << tool); + } + } + Py_DECREF(offset_obj); + return err; +} + +int +_Py_call_instrumentation( + PyThreadState *tstate, int event, + _PyInterpreterFrame *frame, _Py_CODEUNIT *instr) +{ + PyObject *args[3] = { NULL, NULL, NULL }; + return call_instrumentation_vector(tstate, event, frame, instr, 2, args); +} + +int +_Py_call_instrumentation_arg( + PyThreadState *tstate, int event, + _PyInterpreterFrame *frame, _Py_CODEUNIT *instr, PyObject *arg) +{ + PyObject *args[4] = { NULL, NULL, NULL, arg }; + return call_instrumentation_vector(tstate, event, frame, instr, 3, args); +} + +int +_Py_call_instrumentation_2args( + PyThreadState *tstate, int event, + _PyInterpreterFrame *frame, _Py_CODEUNIT *instr, PyObject *arg0, PyObject *arg1) +{ + PyObject *args[5] = { NULL, NULL, NULL, arg0, arg1 }; + return call_instrumentation_vector(tstate, event, frame, instr, 4, args); +} + +int +_Py_call_instrumentation_jump( + PyThreadState *tstate, int event, + _PyInterpreterFrame *frame, _Py_CODEUNIT *instr, _Py_CODEUNIT *target +) { + assert(event == PY_MONITORING_EVENT_JUMP || + event == PY_MONITORING_EVENT_BRANCH); + assert(frame->prev_instr == instr); + frame->prev_instr = target; + PyCodeObject *code = frame->f_code; + int to = (int)(target - _PyCode_CODE(code)); + PyObject *to_obj = PyLong_FromLong(to * (int)sizeof(_Py_CODEUNIT)); + if (to_obj == NULL) { + return -1; + } + PyObject *args[4] = { NULL, NULL, NULL, to_obj }; + int err = call_instrumentation_vector(tstate, event, frame, instr, 3, args); + Py_DECREF(to_obj); + return err; +} + +static void +call_instrumentation_vector_protected( + PyThreadState *tstate, int event, + _PyInterpreterFrame *frame, _Py_CODEUNIT *instr, Py_ssize_t nargs, PyObject *args[]) +{ + assert(_PyErr_Occurred(tstate)); + PyObject *exc = _PyErr_GetRaisedException(tstate); + int err = call_instrumentation_vector(tstate, event, frame, instr, nargs, args); + if (err) { + Py_XDECREF(exc); + } + else { + _PyErr_SetRaisedException(tstate, exc); + } + assert(_PyErr_Occurred(tstate)); +} + +void +_Py_call_instrumentation_exc0( + PyThreadState *tstate, int event, + _PyInterpreterFrame *frame, _Py_CODEUNIT *instr) +{ + assert(_PyErr_Occurred(tstate)); + PyObject *args[3] = { NULL, NULL, NULL }; + call_instrumentation_vector_protected(tstate, event, frame, instr, 2, args); +} + +void +_Py_call_instrumentation_exc2( + PyThreadState *tstate, int event, + _PyInterpreterFrame *frame, _Py_CODEUNIT *instr, PyObject *arg0, PyObject *arg1) +{ + assert(_PyErr_Occurred(tstate)); + PyObject *args[5] = { NULL, NULL, NULL, arg0, arg1 }; + call_instrumentation_vector_protected(tstate, event, frame, instr, 4, args); +} + + +int +_Py_Instrumentation_GetLine(PyCodeObject *code, int index) +{ + _PyCoMonitoringData *monitoring = code->_co_monitoring; + assert(monitoring != NULL); + assert(monitoring->lines != NULL); + assert(index >= code->_co_firsttraceable); + assert(index < Py_SIZE(code)); + _PyCoLineInstrumentationData *line_data = &monitoring->lines[index]; + int8_t line_delta = line_data->line_delta; + int line = compute_line(code, index, line_delta); + return line; +} + +int +_Py_call_instrumentation_line(PyThreadState *tstate, _PyInterpreterFrame* frame, _Py_CODEUNIT *instr) +{ + frame->prev_instr = instr; + PyCodeObject *code = frame->f_code; + assert(is_version_up_to_date(code, tstate->interp)); + assert(instrumentation_cross_checks(tstate->interp, code)); + int i = (int)(instr - _PyCode_CODE(code)); + _PyCoMonitoringData *monitoring = code->_co_monitoring; + _PyCoLineInstrumentationData *line_data = &monitoring->lines[i]; + uint8_t original_opcode = line_data->original_opcode; + if (tstate->tracing) { + goto done; + } + PyInterpreterState *interp = tstate->interp; + int8_t line_delta = line_data->line_delta; + int line = compute_line(code, i, line_delta); + uint8_t tools = code->_co_monitoring->line_tools != NULL ? + code->_co_monitoring->line_tools[i] : + (interp->monitors.tools[PY_MONITORING_EVENT_LINE] | + code->_co_monitoring->local_monitors.tools[PY_MONITORING_EVENT_LINE] + ); + PyObject *line_obj = PyLong_FromSsize_t(line); + if (line_obj == NULL) { + return -1; + } + PyObject *args[3] = { NULL, (PyObject *)code, line_obj }; + while (tools) { + int tool = most_significant_bit(tools); + assert(tool >= 0 && tool < 8); + assert(tools & (1 << tool)); + tools &= ~(1 << tool); + int res = call_one_instrument(interp, tstate, &args[1], + 2 | PY_VECTORCALL_ARGUMENTS_OFFSET, + tool, PY_MONITORING_EVENT_LINE); + if (res == 0) { + /* Nothing to do */ + } + else if (res < 0) { + /* error */ + Py_DECREF(line_obj); + return -1; + } + else { + /* DISABLE */ + remove_line_tools(code, i, 1 << tool); + } + } + Py_DECREF(line_obj); +done: + assert(original_opcode != 0); + assert(original_opcode < INSTRUMENTED_LINE); + assert(_PyOpcode_Deopt[original_opcode] == original_opcode); + return original_opcode; +} + +int +_Py_call_instrumentation_instruction(PyThreadState *tstate, _PyInterpreterFrame* frame, _Py_CODEUNIT *instr) +{ + PyCodeObject *code = frame->f_code; + assert(is_version_up_to_date(code, tstate->interp)); + assert(instrumentation_cross_checks(tstate->interp, code)); + int offset = (int)(instr - _PyCode_CODE(code)); + _PyCoMonitoringData *instrumentation_data = code->_co_monitoring; + assert(instrumentation_data->per_instruction_opcodes); + int next_opcode = instrumentation_data->per_instruction_opcodes[offset]; + if (tstate->tracing) { + return next_opcode; + } + PyInterpreterState *interp = tstate->interp; + uint8_t tools = instrumentation_data->per_instruction_tools != NULL ? + instrumentation_data->per_instruction_tools[offset] : + (interp->monitors.tools[PY_MONITORING_EVENT_INSTRUCTION] | + code->_co_monitoring->local_monitors.tools[PY_MONITORING_EVENT_INSTRUCTION] + ); + int bytes_offset = offset * (int)sizeof(_Py_CODEUNIT); + PyObject *offset_obj = PyLong_FromSsize_t(bytes_offset); + if (offset_obj == NULL) { + return -1; + } + PyObject *args[3] = { NULL, (PyObject *)code, offset_obj }; + while (tools) { + int tool = most_significant_bit(tools); + assert(tool >= 0 && tool < 8); + assert(tools & (1 << tool)); + tools &= ~(1 << tool); + int res = call_one_instrument(interp, tstate, &args[1], + 2 | PY_VECTORCALL_ARGUMENTS_OFFSET, + tool, PY_MONITORING_EVENT_INSTRUCTION); + if (res == 0) { + /* Nothing to do */ + } + else if (res < 0) { + /* error */ + Py_DECREF(offset_obj); + return -1; + } + else { + /* DISABLE */ + remove_per_instruction_tools(code, offset, 1 << tool); + } + } + Py_DECREF(offset_obj); + assert(next_opcode != 0); + return next_opcode; +} + + +PyObject * +_PyMonitoring_RegisterCallback(int tool_id, int event_id, PyObject *obj) +{ + PyInterpreterState *is = _PyInterpreterState_Get(); + assert(0 <= tool_id && tool_id < PY_MONITORING_TOOL_IDS); + assert(0 <= event_id && event_id < PY_MONITORING_EVENTS); + PyObject *callback = is->monitoring_callables[tool_id][event_id]; + is->monitoring_callables[tool_id][event_id] = Py_XNewRef(obj); + return callback; +} + +static void +initialize_tools(PyCodeObject *code) +{ + uint8_t* tools = code->_co_monitoring->tools; + assert(tools != NULL); + int code_len = (int)Py_SIZE(code); + for (int i = 0; i < code_len; i++) { + _Py_CODEUNIT *instr = &_PyCode_CODE(code)[i]; + int opcode = instr->op.code; + if (opcode == INSTRUMENTED_LINE) { + opcode = code->_co_monitoring->lines[i].original_opcode; + } + bool instrumented = is_instrumented(opcode); + if (instrumented) { + opcode = DE_INSTRUMENT[opcode]; + assert(opcode != 0); + } + opcode = _PyOpcode_Deopt[opcode]; + if (opcode_has_event(opcode)) { + if (instrumented) { + int8_t event; + if (opcode == RESUME) { + event = instr->op.arg != 0; + } + else { + event = EVENT_FOR_OPCODE[opcode]; + assert(event > 0); + } + assert(event >= 0); + assert(event < PY_MONITORING_INSTRUMENTED_EVENTS); + tools[i] = code->_co_monitoring->active_monitors.tools[event]; + CHECK(tools[i] != 0); + } + else { + tools[i] = 0; + } + } +#ifdef Py_DEBUG + /* Initialize tools for invalid locations to all ones to try to catch errors */ + else { + tools[i] = 0xff; + } + for (int j = 1; j <= _PyOpcode_Caches[opcode]; j++) { + tools[i+j] = 0xff; + } +#endif + i += _PyOpcode_Caches[opcode]; + } +} + +#define NO_LINE -128 + +static void +initialize_lines(PyCodeObject *code) +{ + _PyCoLineInstrumentationData *line_data = code->_co_monitoring->lines; + assert(line_data != NULL); + int code_len = (int)Py_SIZE(code); + PyCodeAddressRange range; + _PyCode_InitAddressRange(code, &range); + for (int i = 0; i < code->_co_firsttraceable && i < code_len; i++) { + line_data[i].original_opcode = 0; + line_data[i].line_delta = -127; + } + int current_line = -1; + for (int i = code->_co_firsttraceable; i < code_len; ) { + int opcode = _Py_GetBaseOpcode(code, i); + int line = _PyCode_CheckLineNumber(i*(int)sizeof(_Py_CODEUNIT), &range); + line_data[i].line_delta = compute_line_delta(code, i, line); + int length = instruction_length(code, i); + switch (opcode) { + case END_ASYNC_FOR: + case END_FOR: + case END_SEND: + case RESUME: + /* END_FOR cannot start a line, as it is skipped by FOR_ITER + * END_SEND cannot start a line, as it is skipped by SEND + * RESUME must not be instrumented with INSTRUMENT_LINE */ + line_data[i].original_opcode = 0; + break; + default: + if (line != current_line && line >= 0) { + line_data[i].original_opcode = opcode; + } + else { + line_data[i].original_opcode = 0; + } + if (line >= 0) { + current_line = line; + } + } + for (int j = 1; j < length; j++) { + line_data[i+j].original_opcode = 0; + line_data[i+j].line_delta = NO_LINE; + } + switch (opcode) { + case RETURN_VALUE: + case RAISE_VARARGS: + case RERAISE: + /* Blocks of code after these terminators + * should be treated as different lines */ + current_line = -1; + } + i += length; + } +} + +static void +initialize_line_tools(PyCodeObject *code, _Py_Monitors *all_events) +{ + uint8_t *line_tools = code->_co_monitoring->line_tools; + assert(line_tools != NULL); + int code_len = (int)Py_SIZE(code); + for (int i = 0; i < code_len; i++) { + line_tools[i] = all_events->tools[PY_MONITORING_EVENT_LINE]; + } +} + +static +int allocate_instrumentation_data(PyCodeObject *code) +{ + + if (code->_co_monitoring == NULL) { + code->_co_monitoring = PyMem_Malloc(sizeof(_PyCoMonitoringData)); + if (code->_co_monitoring == NULL) { + PyErr_NoMemory(); + return -1; + } + code->_co_monitoring->local_monitors = (_Py_Monitors){ 0 }; + code->_co_monitoring->active_monitors = (_Py_Monitors){ 0 }; + code->_co_monitoring->tools = NULL; + code->_co_monitoring->lines = NULL; + code->_co_monitoring->line_tools = NULL; + code->_co_monitoring->per_instruction_opcodes = NULL; + code->_co_monitoring->per_instruction_tools = NULL; + } + return 0; +} + +static int +update_instrumentation_data(PyCodeObject *code, PyInterpreterState *interp) +{ + int code_len = (int)Py_SIZE(code); + if (allocate_instrumentation_data(code)) { + return -1; + } + _Py_Monitors all_events = monitors_or( + interp->monitors, + code->_co_monitoring->local_monitors); + bool multitools = multiple_tools(&all_events); + if (code->_co_monitoring->tools == NULL && multitools) { + code->_co_monitoring->tools = PyMem_Malloc(code_len); + if (code->_co_monitoring->tools == NULL) { + PyErr_NoMemory(); + return -1; + } + initialize_tools(code); + } + if (all_events.tools[PY_MONITORING_EVENT_LINE]) { + if (code->_co_monitoring->lines == NULL) { + code->_co_monitoring->lines = PyMem_Malloc(code_len * sizeof(_PyCoLineInstrumentationData)); + if (code->_co_monitoring->lines == NULL) { + PyErr_NoMemory(); + return -1; + } + initialize_lines(code); + } + if (multitools && code->_co_monitoring->line_tools == NULL) { + code->_co_monitoring->line_tools = PyMem_Malloc(code_len); + if (code->_co_monitoring->line_tools == NULL) { + PyErr_NoMemory(); + return -1; + } + initialize_line_tools(code, &all_events); + } + } + if (all_events.tools[PY_MONITORING_EVENT_INSTRUCTION]) { + if (code->_co_monitoring->per_instruction_opcodes == NULL) { + code->_co_monitoring->per_instruction_opcodes = PyMem_Malloc(code_len * sizeof(_PyCoLineInstrumentationData)); + if (code->_co_monitoring->per_instruction_opcodes == NULL) { + PyErr_NoMemory(); + return -1; + } + /* This may not be necessary, as we can initialize this memory lazily, but it helps catch errors. */ + for (int i = 0; i < code_len; i++) { + code->_co_monitoring->per_instruction_opcodes[i] = 0; + } + } + if (multitools && code->_co_monitoring->per_instruction_tools == NULL) { + code->_co_monitoring->per_instruction_tools = PyMem_Malloc(code_len); + if (code->_co_monitoring->per_instruction_tools == NULL) { + PyErr_NoMemory(); + return -1; + } + /* This may not be necessary, as we can initialize this memory lazily, but it helps catch errors. */ + for (int i = 0; i < code_len; i++) { + code->_co_monitoring->per_instruction_tools[i] = 0; + } + } + } + return 0; +} + +static const uint8_t super_instructions[256] = { + [LOAD_FAST__LOAD_FAST] = 1, + [LOAD_FAST__LOAD_CONST] = 1, + [STORE_FAST__LOAD_FAST] = 1, + [STORE_FAST__STORE_FAST] = 1, + [LOAD_CONST__LOAD_FAST] = 1, +}; + +/* Should use instruction metadata for this */ +static bool +is_super_instruction(int opcode) { + return super_instructions[opcode] != 0; +} + +int +_Py_Instrument(PyCodeObject *code, PyInterpreterState *interp) +{ + + if (is_version_up_to_date(code, interp)) { + assert( + interp->monitoring_version == 0 || + instrumentation_cross_checks(interp, code) + ); + return 0; + } + int code_len = (int)Py_SIZE(code); + if (update_instrumentation_data(code, interp)) { + return -1; + } + _Py_Monitors active_events = monitors_or( + interp->monitors, + code->_co_monitoring->local_monitors); + _Py_Monitors new_events; + _Py_Monitors removed_events; + + bool restarted = interp->last_restart_version > code->_co_instrumentation_version; + if (restarted) { + removed_events = code->_co_monitoring->active_monitors; + new_events = active_events; + } + else { + removed_events = monitors_sub(code->_co_monitoring->active_monitors, active_events); + new_events = monitors_sub(active_events, code->_co_monitoring->active_monitors); + assert(monitors_are_empty(monitors_and(new_events, removed_events))); + } + code->_co_monitoring->active_monitors = active_events; + code->_co_instrumentation_version = interp->monitoring_version; + if (monitors_are_empty(new_events) && monitors_are_empty(removed_events)) { +#ifdef INSTRUMENT_DEBUG + sanity_check_instrumentation(code); +#endif + return 0; + } + /* Insert instrumentation */ + for (int i = 0; i < code_len; i+= instruction_length(code, i)) { + _Py_CODEUNIT *instr = &_PyCode_CODE(code)[i]; + if (is_super_instruction(instr->op.code)) { + instr->op.code = _PyOpcode_Deopt[instr->op.code]; + } + CHECK(instr->op.code != 0); + int base_opcode = _Py_GetBaseOpcode(code, i); + if (opcode_has_event(base_opcode)) { + int8_t event; + if (base_opcode == RESUME) { + event = instr->op.arg > 0; + } + else { + event = EVENT_FOR_OPCODE[base_opcode]; + assert(event > 0); + } + uint8_t removed_tools = removed_events.tools[event]; + if (removed_tools) { + remove_tools(code, i, event, removed_tools); + } + uint8_t new_tools = new_events.tools[event]; + if (new_tools) { + add_tools(code, i, event, new_tools); + } + } + } + uint8_t new_line_tools = new_events.tools[PY_MONITORING_EVENT_LINE]; + uint8_t removed_line_tools = removed_events.tools[PY_MONITORING_EVENT_LINE]; + if (new_line_tools | removed_line_tools) { + _PyCoLineInstrumentationData *line_data = code->_co_monitoring->lines; + for (int i = code->_co_firsttraceable; i < code_len;) { + if (line_data[i].original_opcode) { + if (removed_line_tools) { + remove_line_tools(code, i, removed_line_tools); + } + if (new_line_tools) { + add_line_tools(code, i, new_line_tools); + } + } + i += instruction_length(code, i); + } + } + uint8_t new_per_instruction_tools = new_events.tools[PY_MONITORING_EVENT_INSTRUCTION]; + uint8_t removed_per_instruction_tools = removed_events.tools[PY_MONITORING_EVENT_INSTRUCTION]; + if (new_per_instruction_tools | removed_per_instruction_tools) { + for (int i = code->_co_firsttraceable; i < code_len;) { + int opcode = _Py_GetBaseOpcode(code, i); + if (opcode == RESUME || opcode == END_FOR) { + i += instruction_length(code, i); + continue; + } + if (removed_per_instruction_tools) { + remove_per_instruction_tools(code, i, removed_per_instruction_tools); + } + if (new_per_instruction_tools) { + add_per_instruction_tools(code, i, new_per_instruction_tools); + } + i += instruction_length(code, i); + } + } +#ifdef INSTRUMENT_DEBUG + sanity_check_instrumentation(code); +#endif + return 0; +} + +#define C_RETURN_EVENTS \ + ((1 << PY_MONITORING_EVENT_C_RETURN) | \ + (1 << PY_MONITORING_EVENT_C_RAISE)) + +#define C_CALL_EVENTS \ + (C_RETURN_EVENTS | (1 << PY_MONITORING_EVENT_CALL)) + + +static int +instrument_all_executing_code_objects(PyInterpreterState *interp) { + _PyRuntimeState *runtime = &_PyRuntime; + HEAD_LOCK(runtime); + PyThreadState* ts = PyInterpreterState_ThreadHead(interp); + HEAD_UNLOCK(runtime); + while (ts) { + _PyInterpreterFrame *frame = ts->cframe->current_frame; + while (frame) { + if (frame->owner != FRAME_OWNED_BY_CSTACK) { + if (_Py_Instrument(frame->f_code, interp)) { + return -1; + } + } + frame = frame->previous; + } + HEAD_LOCK(runtime); + ts = PyThreadState_Next(ts); + HEAD_UNLOCK(runtime); + } + return 0; +} + +static void +set_events(_Py_Monitors *m, int tool_id, _PyMonitoringEventSet events) +{ + assert(0 <= tool_id && tool_id < PY_MONITORING_TOOL_IDS); + for (int e = 0; e < PY_MONITORING_UNGROUPED_EVENTS; e++) { + uint8_t *tools = &m->tools[e]; + int val = (events >> e) & 1; + *tools &= ~(1 << tool_id); + *tools |= (val << tool_id); + } +} + +static int +check_tool(PyInterpreterState *interp, int tool_id) +{ + if (tool_id < PY_MONITORING_SYS_PROFILE_ID && + interp->monitoring_tool_names[tool_id] == NULL + ) { + PyErr_Format(PyExc_ValueError, "tool %d is not in use", tool_id); + return -1; + } + return 0; +} + +int +_PyMonitoring_SetEvents(int tool_id, _PyMonitoringEventSet events) +{ + assert(0 <= tool_id && tool_id < PY_MONITORING_TOOL_IDS); + PyInterpreterState *interp = _PyInterpreterState_Get(); + assert(events < (1 << PY_MONITORING_UNGROUPED_EVENTS)); + if (check_tool(interp, tool_id)) { + return -1; + } + uint32_t existing_events = get_events(&interp->monitors, tool_id); + if (existing_events == events) { + return 0; + } + set_events(&interp->monitors, tool_id, events); + interp->monitoring_version++; + return instrument_all_executing_code_objects(interp); +} + +int +_PyMonitoring_SetLocalEvents(PyCodeObject *code, int tool_id, _PyMonitoringEventSet events) +{ + assert(0 <= tool_id && tool_id < PY_MONITORING_TOOL_IDS); + PyInterpreterState *interp = _PyInterpreterState_Get(); + assert(events < (1 << PY_MONITORING_UNGROUPED_EVENTS)); + if (check_tool(interp, tool_id)) { + return -1; + } + if (allocate_instrumentation_data(code)) { + return -1; + } + _Py_Monitors *local = &code->_co_monitoring->local_monitors; + uint32_t existing_events = get_events(local, tool_id); + if (existing_events == events) { + return 0; + } + set_events(local, tool_id, events); + if (is_version_up_to_date(code, interp)) { + /* Force instrumentation update */ + code->_co_instrumentation_version = UINT64_MAX; + } + if (_Py_Instrument(code, interp)) { + return -1; + } + return 0; +} + +/*[clinic input] +module monitoring +[clinic start generated code]*/ +/*[clinic end generated code: output=da39a3ee5e6b4b0d input=37257f5987a360cf]*/ +/*[clinic end generated code]*/ + +#include "clinic/instrumentation.c.h" + +static int +check_valid_tool(int tool_id) +{ + if (tool_id < 0 || tool_id >= PY_MONITORING_SYS_PROFILE_ID) { + PyErr_Format(PyExc_ValueError, "invalid tool %d (must be between 0 and 5)", tool_id); + return -1; + } + return 0; +} + +/*[clinic input] +monitoring.use_tool_id + + tool_id: int + name: object + / + +[clinic start generated code]*/ + +static PyObject * +monitoring_use_tool_id_impl(PyObject *module, int tool_id, PyObject *name) +/*[clinic end generated code: output=30d76dc92b7cd653 input=ebc453761c621be1]*/ +{ + if (check_valid_tool(tool_id)) { + return NULL; + } + if (!PyUnicode_Check(name)) { + PyErr_SetString(PyExc_ValueError, "tool name must be a str"); + return NULL; + } + PyInterpreterState *interp = _PyInterpreterState_Get(); + if (interp->monitoring_tool_names[tool_id] != NULL) { + PyErr_Format(PyExc_ValueError, "tool %d is already in use", tool_id); + return NULL; + } + interp->monitoring_tool_names[tool_id] = Py_NewRef(name); + Py_RETURN_NONE; +} + +/*[clinic input] +monitoring.free_tool_id + + tool_id: int + / + +[clinic start generated code]*/ + +static PyObject * +monitoring_free_tool_id_impl(PyObject *module, int tool_id) +/*[clinic end generated code: output=86c2d2a1219a8591 input=a23fb6be3a8618e9]*/ +{ + if (check_valid_tool(tool_id)) { + return NULL; + } + PyInterpreterState *interp = _PyInterpreterState_Get(); + Py_CLEAR(interp->monitoring_tool_names[tool_id]); + Py_RETURN_NONE; +} + +/*[clinic input] +monitoring.get_tool + + tool_id: int + / + +[clinic start generated code]*/ + +static PyObject * +monitoring_get_tool_impl(PyObject *module, int tool_id) +/*[clinic end generated code: output=1c05a98b404a9a16 input=eeee9bebd0bcae9d]*/ + +/*[clinic end generated code]*/ +{ + if (check_valid_tool(tool_id)) { + return NULL; + } + PyInterpreterState *interp = _PyInterpreterState_Get(); + PyObject *name = interp->monitoring_tool_names[tool_id]; + if (name == NULL) { + Py_RETURN_NONE; + } + return Py_NewRef(name); +} + +/*[clinic input] +monitoring.register_callback + + + tool_id: int + event: int + func: object + / + +[clinic start generated code]*/ + +static PyObject * +monitoring_register_callback_impl(PyObject *module, int tool_id, int event, + PyObject *func) +/*[clinic end generated code: output=e64daa363004030c input=df6d70ea4cf81007]*/ +{ + if (check_valid_tool(tool_id)) { + return NULL; + } + if (_Py_popcount32(event) != 1) { + PyErr_SetString(PyExc_ValueError, "The callback can only be set for one event at a time"); + return NULL; + } + int event_id = _Py_bit_length(event)-1; + if (event_id < 0 || event_id >= PY_MONITORING_EVENTS) { + PyErr_Format(PyExc_ValueError, "invalid event %d", event); + return NULL; + } + if (func == Py_None) { + func = NULL; + } + func = _PyMonitoring_RegisterCallback(tool_id, event_id, func); + if (func == NULL) { + Py_RETURN_NONE; + } + return func; +} + +/*[clinic input] +monitoring.get_events -> int + + tool_id: int + / + +[clinic start generated code]*/ + +static int +monitoring_get_events_impl(PyObject *module, int tool_id) +/*[clinic end generated code: output=4450cc13f826c8c0 input=a64b238f76c4b2f7]*/ +{ + if (check_valid_tool(tool_id)) { + return -1; + } + _Py_Monitors *m = &_PyInterpreterState_Get()->monitors; + _PyMonitoringEventSet event_set = get_events(m, tool_id); + return event_set; +} + +/*[clinic input] +monitoring.set_events + + tool_id: int + event_set: int + / + +[clinic start generated code]*/ + +static PyObject * +monitoring_set_events_impl(PyObject *module, int tool_id, int event_set) +/*[clinic end generated code: output=1916c1e49cfb5bdb input=a77ba729a242142b]*/ +{ + if (check_valid_tool(tool_id)) { + return NULL; + } + if (event_set < 0 || event_set >= (1 << PY_MONITORING_EVENTS)) { + PyErr_Format(PyExc_ValueError, "invalid event set 0x%x", event_set); + return NULL; + } + if ((event_set & C_RETURN_EVENTS) && (event_set & C_CALL_EVENTS) != C_CALL_EVENTS) { + PyErr_Format(PyExc_ValueError, "cannot set C_RETURN or C_RAISE events independently"); + return NULL; + } + event_set &= ~C_RETURN_EVENTS; + if (_PyMonitoring_SetEvents(tool_id, event_set)) { + return NULL; + } + Py_RETURN_NONE; +} + +/*[clinic input] +monitoring.get_local_events -> int + + tool_id: int + code: object + / + +[clinic start generated code]*/ + +static int +monitoring_get_local_events_impl(PyObject *module, int tool_id, + PyObject *code) +/*[clinic end generated code: output=d3e92c1c9c1de8f9 input=bb0f927530386a94]*/ +{ + if (!PyCode_Check(code)) { + PyErr_Format( + PyExc_TypeError, + "code must be a code object" + ); + return -1; + } + if (check_valid_tool(tool_id)) { + return -1; + } + _PyMonitoringEventSet event_set = 0; + _PyCoMonitoringData *data = ((PyCodeObject *)code)->_co_monitoring; + if (data != NULL) { + for (int e = 0; e < PY_MONITORING_UNGROUPED_EVENTS; e++) { + if ((data->local_monitors.tools[e] >> tool_id) & 1) { + event_set |= (1 << e); + } + } + } + return event_set; +} + +/*[clinic input] +monitoring.set_local_events + + tool_id: int + code: object + event_set: int + / + +[clinic start generated code]*/ + +static PyObject * +monitoring_set_local_events_impl(PyObject *module, int tool_id, + PyObject *code, int event_set) +/*[clinic end generated code: output=68cc755a65dfea99 input=5655ecd78d937a29]*/ +{ + if (!PyCode_Check(code)) { + PyErr_Format( + PyExc_TypeError, + "code must be a code object" + ); + return NULL; + } + if (check_valid_tool(tool_id)) { + return NULL; + } + if (event_set < 0 || event_set >= (1 << PY_MONITORING_EVENTS)) { + PyErr_Format(PyExc_ValueError, "invalid event set 0x%x", event_set); + return NULL; + } + if ((event_set & C_RETURN_EVENTS) && (event_set & C_CALL_EVENTS) != C_CALL_EVENTS) { + PyErr_Format(PyExc_ValueError, "cannot set C_RETURN or C_RAISE events independently"); + return NULL; + } + event_set &= ~C_RETURN_EVENTS; + if (_PyMonitoring_SetLocalEvents((PyCodeObject*)code, tool_id, event_set)) { + return NULL; + } + Py_RETURN_NONE; +} + +/*[clinic input] +monitoring.restart_events + +[clinic start generated code]*/ + +static PyObject * +monitoring_restart_events_impl(PyObject *module) +/*[clinic end generated code: output=e025dd5ba33314c4 input=add8a855063c8008]*/ +{ + /* We want to ensure that: + * last restart version > instrumented version for all code objects + * last restart version < current version + */ + PyInterpreterState *interp = _PyInterpreterState_Get(); + interp->last_restart_version = interp->monitoring_version + 1; + interp->monitoring_version = interp->last_restart_version + 1; + if (instrument_all_executing_code_objects(interp)) { + return NULL; + } + Py_RETURN_NONE; +} + +static int +add_power2_constant(PyObject *obj, const char *name, int i) +{ + PyObject *val = PyLong_FromLong(1<<i); + if (val == NULL) { + return -1; + } + int err = PyObject_SetAttrString(obj, name, val); + Py_DECREF(val); + return err; +} + +static const char *const event_names [] = { + [PY_MONITORING_EVENT_PY_START] = "PY_START", + [PY_MONITORING_EVENT_PY_RESUME] = "PY_RESUME", + [PY_MONITORING_EVENT_PY_RETURN] = "PY_RETURN", + [PY_MONITORING_EVENT_PY_YIELD] = "PY_YIELD", + [PY_MONITORING_EVENT_CALL] = "CALL", + [PY_MONITORING_EVENT_LINE] = "LINE", + [PY_MONITORING_EVENT_INSTRUCTION] = "INSTRUCTION", + [PY_MONITORING_EVENT_JUMP] = "JUMP", + [PY_MONITORING_EVENT_BRANCH] = "BRANCH", + [PY_MONITORING_EVENT_C_RETURN] = "C_RETURN", + [PY_MONITORING_EVENT_PY_THROW] = "PY_THROW", + [PY_MONITORING_EVENT_RAISE] = "RAISE", + [PY_MONITORING_EVENT_EXCEPTION_HANDLED] = "EXCEPTION_HANDLED", + [PY_MONITORING_EVENT_C_RAISE] = "C_RAISE", + [PY_MONITORING_EVENT_PY_UNWIND] = "PY_UNWIND", + [PY_MONITORING_EVENT_STOP_ITERATION] = "STOP_ITERATION", +}; + +/*[clinic input] +monitoring._all_events +[clinic start generated code]*/ + +static PyObject * +monitoring__all_events_impl(PyObject *module) +/*[clinic end generated code: output=6b7581e2dbb690f6 input=62ee9672c17b7f0e]*/ +{ + PyInterpreterState *interp = _PyInterpreterState_Get(); + PyObject *res = PyDict_New(); + if (res == NULL) { + return NULL; + } + for (int e = 0; e < PY_MONITORING_UNGROUPED_EVENTS; e++) { + uint8_t tools = interp->monitors.tools[e]; + if (tools == 0) { + continue; + } + PyObject *tools_obj = PyLong_FromLong(tools); + assert(tools_obj != NULL); + int err = PyDict_SetItemString(res, event_names[e], tools_obj); + Py_DECREF(tools_obj); + if (err < 0) { + Py_DECREF(res); + return NULL; + } + } + return res; +} + +static PyMethodDef methods[] = { + MONITORING_USE_TOOL_ID_METHODDEF + MONITORING_FREE_TOOL_ID_METHODDEF + MONITORING_GET_TOOL_METHODDEF + MONITORING_REGISTER_CALLBACK_METHODDEF + MONITORING_GET_EVENTS_METHODDEF + MONITORING_SET_EVENTS_METHODDEF + MONITORING_GET_LOCAL_EVENTS_METHODDEF + MONITORING_SET_LOCAL_EVENTS_METHODDEF + MONITORING_RESTART_EVENTS_METHODDEF + MONITORING__ALL_EVENTS_METHODDEF + {NULL, NULL} // sentinel +}; + +static struct PyModuleDef monitoring_module = { + PyModuleDef_HEAD_INIT, + .m_name = "sys.monitoring", + .m_size = -1, /* multiple "initialization" just copies the module dict. */ + .m_methods = methods, +}; + +PyObject *_Py_CreateMonitoringObject(void) +{ + PyObject *mod = _PyModule_CreateInitialized(&monitoring_module, PYTHON_API_VERSION); + if (mod == NULL) { + return NULL; + } + if (PyObject_SetAttrString(mod, "DISABLE", &DISABLE)) { + goto error; + } + if (PyObject_SetAttrString(mod, "MISSING", &_PyInstrumentation_MISSING)) { + goto error; + } + PyObject *events = _PyNamespace_New(NULL); + if (events == NULL) { + goto error; + } + int err = PyObject_SetAttrString(mod, "events", events); + Py_DECREF(events); + if (err) { + goto error; + } + for (int i = 0; i < PY_MONITORING_EVENTS; i++) { + if (add_power2_constant(events, event_names[i], i)) { + goto error; + } + } + err = PyObject_SetAttrString(events, "NO_EVENTS", _PyLong_GetZero()); + if (err) goto error; + PyObject *val = PyLong_FromLong(PY_MONITORING_DEBUGGER_ID); + err = PyObject_SetAttrString(mod, "DEBUGGER_ID", val); + Py_DECREF(val); + if (err) goto error; + val = PyLong_FromLong(PY_MONITORING_COVERAGE_ID); + err = PyObject_SetAttrString(mod, "COVERAGE_ID", val); + Py_DECREF(val); + if (err) goto error; + val = PyLong_FromLong(PY_MONITORING_PROFILER_ID); + err = PyObject_SetAttrString(mod, "PROFILER_ID", val); + Py_DECREF(val); + if (err) goto error; + val = PyLong_FromLong(PY_MONITORING_OPTIMIZER_ID); + err = PyObject_SetAttrString(mod, "OPTIMIZER_ID", val); + Py_DECREF(val); + if (err) goto error; + return mod; +error: + Py_DECREF(mod); + return NULL; +} diff --git a/Python/legacy_tracing.c b/Python/legacy_tracing.c new file mode 100644 index 0000000..cf345bd --- /dev/null +++ b/Python/legacy_tracing.c @@ -0,0 +1,528 @@ +/* Support for legacy tracing on top of PEP 669 instrumentation + * Provides callables to forward PEP 669 events to legacy events. + */ + +#include <stddef.h> +#include "Python.h" +#include "pycore_ceval.h" +#include "pycore_object.h" +#include "pycore_sysmodule.h" + +typedef struct _PyLegacyEventHandler { + PyObject_HEAD + vectorcallfunc vectorcall; + int event; +} _PyLegacyEventHandler; + +/* The Py_tracefunc function expects the following arguments: + * obj: the trace object (PyObject *) + * frame: the current frame (PyFrameObject *) + * kind: the kind of event, see PyTrace_XXX #defines (int) + * arg: The arg (a PyObject *) + */ + +static PyObject * +call_profile_func(_PyLegacyEventHandler *self, PyObject *arg) +{ + PyThreadState *tstate = _PyThreadState_GET(); + if (tstate->c_profilefunc == NULL) { + Py_RETURN_NONE; + } + PyFrameObject *frame = PyEval_GetFrame(); + if (frame == NULL) { + PyErr_SetString(PyExc_SystemError, + "Missing frame when calling profile function."); + return NULL; + } + Py_INCREF(frame); + int err = tstate->c_profilefunc(tstate->c_profileobj, frame, self->event, arg); + Py_DECREF(frame); + if (err) { + return NULL; + } + Py_RETURN_NONE; +} + +static PyObject * +sys_profile_func2( + _PyLegacyEventHandler *self, PyObject *const *args, + size_t nargsf, PyObject *kwnames +) { + assert(kwnames == NULL); + assert(PyVectorcall_NARGS(nargsf) == 2); + return call_profile_func(self, Py_None); +} + +static PyObject * +sys_profile_func3( + _PyLegacyEventHandler *self, PyObject *const *args, + size_t nargsf, PyObject *kwnames +) { + assert(kwnames == NULL); + assert(PyVectorcall_NARGS(nargsf) == 3); + return call_profile_func(self, args[2]); +} + +static PyObject * +sys_profile_call_or_return( + _PyLegacyEventHandler *self, PyObject *const *args, + size_t nargsf, PyObject *kwnames +) { + assert(kwnames == NULL); + assert(PyVectorcall_NARGS(nargsf) == 4); + PyObject *callable = args[2]; + if (PyCFunction_Check(callable)) { + return call_profile_func(self, callable); + } + if (Py_TYPE(callable) == &PyMethodDescr_Type) { + PyObject *self_arg = args[3]; + /* For backwards compatibility need to + * convert to builtin method */ + + /* If no arg, skip */ + if (self_arg == &_PyInstrumentation_MISSING) { + Py_RETURN_NONE; + } + PyObject *meth = Py_TYPE(callable)->tp_descr_get( + callable, self_arg, (PyObject*)Py_TYPE(self_arg)); + if (meth == NULL) { + return NULL; + } + PyObject *res = call_profile_func(self, meth); + Py_DECREF(meth); + return res; + } + Py_RETURN_NONE; +} + +static PyObject * +call_trace_func(_PyLegacyEventHandler *self, PyObject *arg) +{ + PyThreadState *tstate = _PyThreadState_GET(); + if (tstate->c_tracefunc == NULL) { + Py_RETURN_NONE; + } + PyFrameObject *frame = PyEval_GetFrame(); + if (frame == NULL) { + PyErr_SetString(PyExc_SystemError, + "Missing frame when calling trace function."); + return NULL; + } + Py_INCREF(frame); + int err = tstate->c_tracefunc(tstate->c_traceobj, frame, self->event, arg); + Py_DECREF(frame); + if (err) { + return NULL; + } + Py_RETURN_NONE; +} + +static PyObject * +sys_trace_exception_func( + _PyLegacyEventHandler *self, PyObject *const *args, + size_t nargsf, PyObject *kwnames +) { + assert(kwnames == NULL); + assert(PyVectorcall_NARGS(nargsf) == 3); + PyObject *exc = args[2]; + assert(PyExceptionInstance_Check(exc)); + PyObject *type = (PyObject *)Py_TYPE(exc); + PyObject *tb = PyException_GetTraceback(exc); + if (tb == NULL) { + tb = Py_NewRef(Py_None); + } + PyObject *tuple = PyTuple_Pack(3, type, exc, tb); + Py_DECREF(tb); + if (tuple == NULL) { + return NULL; + } + PyObject *res = call_trace_func(self, tuple); + Py_DECREF(tuple); + return res; +} + +static PyObject * +sys_trace_func2( + _PyLegacyEventHandler *self, PyObject *const *args, + size_t nargsf, PyObject *kwnames +) { + assert(kwnames == NULL); + assert(PyVectorcall_NARGS(nargsf) == 2); + return call_trace_func(self, Py_None); +} + +static PyObject * +sys_trace_return( + _PyLegacyEventHandler *self, PyObject *const *args, + size_t nargsf, PyObject *kwnames +) { + assert(!PyErr_Occurred()); + assert(kwnames == NULL); + assert(PyVectorcall_NARGS(nargsf) == 3); + assert(PyCode_Check(args[0])); + PyObject *val = args[2]; + PyObject *res = call_trace_func(self, val); + return res; +} + +static PyObject * +sys_trace_yield( + _PyLegacyEventHandler *self, PyObject *const *args, + size_t nargsf, PyObject *kwnames +) { + assert(kwnames == NULL); + assert(PyVectorcall_NARGS(nargsf) == 3); + return call_trace_func(self, args[2]); +} + +static PyObject * +sys_trace_instruction_func( + _PyLegacyEventHandler *self, PyObject *const *args, + size_t nargsf, PyObject *kwnames +) { + assert(kwnames == NULL); + assert(PyVectorcall_NARGS(nargsf) == 2); + PyFrameObject *frame = PyEval_GetFrame(); + if (frame == NULL) { + PyErr_SetString(PyExc_SystemError, + "Missing frame when calling trace function."); + return NULL; + } + if (!frame->f_trace_opcodes) { + Py_RETURN_NONE; + } + Py_INCREF(frame); + PyThreadState *tstate = _PyThreadState_GET(); + int err = tstate->c_tracefunc(tstate->c_traceobj, frame, self->event, Py_None); + frame->f_lineno = 0; + Py_DECREF(frame); + if (err) { + return NULL; + } + Py_RETURN_NONE; +} + +static PyObject * +trace_line( + PyThreadState *tstate, _PyLegacyEventHandler *self, + PyFrameObject *frame, int line +) { + if (!frame->f_trace_lines) { + Py_RETURN_NONE; + } + if (line < 0) { + Py_RETURN_NONE; + } + frame ->f_last_traced_line = line; + Py_INCREF(frame); + frame->f_lineno = line; + int err = tstate->c_tracefunc(tstate->c_traceobj, frame, self->event, Py_None); + frame->f_lineno = 0; + Py_DECREF(frame); + if (err) { + return NULL; + } + Py_RETURN_NONE; +} + +static PyObject * +sys_trace_line_func( + _PyLegacyEventHandler *self, PyObject *const *args, + size_t nargsf, PyObject *kwnames +) { + assert(kwnames == NULL); + PyThreadState *tstate = _PyThreadState_GET(); + if (tstate->c_tracefunc == NULL) { + Py_RETURN_NONE; + } + assert(PyVectorcall_NARGS(nargsf) == 2); + int line = _PyLong_AsInt(args[1]); + assert(line >= 0); + PyFrameObject *frame = PyEval_GetFrame(); + if (frame == NULL) { + PyErr_SetString(PyExc_SystemError, + "Missing frame when calling trace function."); + return NULL; + } + assert(args[0] == (PyObject *)frame->f_frame->f_code); + if (frame ->f_last_traced_line == line) { + /* Already traced this line */ + Py_RETURN_NONE; + } + return trace_line(tstate, self, frame, line); +} + + +static PyObject * +sys_trace_jump_func( + _PyLegacyEventHandler *self, PyObject *const *args, + size_t nargsf, PyObject *kwnames +) { + assert(kwnames == NULL); + PyThreadState *tstate = _PyThreadState_GET(); + if (tstate->c_tracefunc == NULL) { + Py_RETURN_NONE; + } + assert(PyVectorcall_NARGS(nargsf) == 3); + int from = _PyLong_AsInt(args[1])/sizeof(_Py_CODEUNIT); + assert(from >= 0); + int to = _PyLong_AsInt(args[2])/sizeof(_Py_CODEUNIT); + assert(to >= 0); + PyFrameObject *frame = PyEval_GetFrame(); + if (frame == NULL) { + PyErr_SetString(PyExc_SystemError, + "Missing frame when calling trace function."); + return NULL; + } + if (!frame->f_trace_lines) { + Py_RETURN_NONE; + } + PyCodeObject *code = (PyCodeObject *)args[0]; + assert(PyCode_Check(code)); + assert(code == frame->f_frame->f_code); + /* We can call _Py_Instrumentation_GetLine because we always set + * line events for tracing */ + int to_line = _Py_Instrumentation_GetLine(code, to); + /* Backward jump: Always generate event + * Forward jump: Only generate event if jumping to different line. */ + if (to > from && frame->f_last_traced_line == to_line) { + /* Already traced this line */ + Py_RETURN_NONE; + } + return trace_line(tstate, self, frame, to_line); +} + +/* We don't care about the exception here, + * we just treat it as a possible new line + */ +static PyObject * +sys_trace_exception_handled( + _PyLegacyEventHandler *self, PyObject *const *args, + size_t nargsf, PyObject *kwnames +) { + assert(kwnames == NULL); + PyThreadState *tstate = _PyThreadState_GET(); + if (tstate->c_tracefunc == NULL) { + Py_RETURN_NONE; + } + assert(PyVectorcall_NARGS(nargsf) == 3); + PyFrameObject *frame = PyEval_GetFrame(); + PyCodeObject *code = (PyCodeObject *)args[0]; + assert(PyCode_Check(code)); + assert(code == frame->f_frame->f_code); + assert(PyLong_Check(args[1])); + int offset = _PyLong_AsInt(args[1])/sizeof(_Py_CODEUNIT); + /* We can call _Py_Instrumentation_GetLine because we always set + * line events for tracing */ + int line = _Py_Instrumentation_GetLine(code, offset); + if (frame->f_last_traced_line == line) { + /* Already traced this line */ + Py_RETURN_NONE; + } + return trace_line(tstate, self, frame, line); +} + + +PyTypeObject _PyLegacyEventHandler_Type = { + _PyVarObject_IMMORTAL_INIT(&PyType_Type, 0), + "sys.legacy_event_handler", + sizeof(_PyLegacyEventHandler), + .tp_dealloc = (destructor)PyObject_Free, + .tp_vectorcall_offset = offsetof(_PyLegacyEventHandler, vectorcall), + .tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE | + Py_TPFLAGS_HAVE_VECTORCALL | Py_TPFLAGS_DISALLOW_INSTANTIATION, + .tp_call = PyVectorcall_Call, +}; + +static int +set_callbacks(int tool, vectorcallfunc vectorcall, int legacy_event, int event1, int event2) +{ + _PyLegacyEventHandler *callback = + PyObject_NEW(_PyLegacyEventHandler, &_PyLegacyEventHandler_Type); + if (callback == NULL) { + return -1; + } + callback->vectorcall = vectorcall; + callback->event = legacy_event; + Py_XDECREF(_PyMonitoring_RegisterCallback(tool, event1, (PyObject *)callback)); + if (event2 >= 0) { + Py_XDECREF(_PyMonitoring_RegisterCallback(tool, event2, (PyObject *)callback)); + } + Py_DECREF(callback); + return 0; +} + +#ifndef NDEBUG +/* Ensure that tstate is valid: sanity check for PyEval_AcquireThread() and + PyEval_RestoreThread(). Detect if tstate memory was freed. It can happen + when a thread continues to run after Python finalization, especially + daemon threads. */ +static int +is_tstate_valid(PyThreadState *tstate) +{ + assert(!_PyMem_IsPtrFreed(tstate)); + assert(!_PyMem_IsPtrFreed(tstate->interp)); + return 1; +} +#endif + +int +_PyEval_SetProfile(PyThreadState *tstate, Py_tracefunc func, PyObject *arg) +{ + assert(is_tstate_valid(tstate)); + /* The caller must hold the GIL */ + assert(PyGILState_Check()); + + /* Call _PySys_Audit() in the context of the current thread state, + even if tstate is not the current thread state. */ + PyThreadState *current_tstate = _PyThreadState_GET(); + if (_PySys_Audit(current_tstate, "sys.setprofile", NULL) < 0) { + return -1; + } + /* Setup PEP 669 monitoring callbacks and events. */ + if (!tstate->interp->sys_profile_initialized) { + tstate->interp->sys_profile_initialized = true; + if (set_callbacks(PY_MONITORING_SYS_PROFILE_ID, + (vectorcallfunc)sys_profile_func2, PyTrace_CALL, + PY_MONITORING_EVENT_PY_START, PY_MONITORING_EVENT_PY_RESUME)) { + return -1; + } + if (set_callbacks(PY_MONITORING_SYS_PROFILE_ID, + (vectorcallfunc)sys_profile_func3, PyTrace_RETURN, + PY_MONITORING_EVENT_PY_RETURN, PY_MONITORING_EVENT_PY_YIELD)) { + return -1; + } + if (set_callbacks(PY_MONITORING_SYS_PROFILE_ID, + (vectorcallfunc)sys_profile_func2, PyTrace_RETURN, + PY_MONITORING_EVENT_PY_UNWIND, -1)) { + return -1; + } + if (set_callbacks(PY_MONITORING_SYS_PROFILE_ID, + (vectorcallfunc)sys_profile_call_or_return, PyTrace_C_CALL, + PY_MONITORING_EVENT_CALL, -1)) { + return -1; + } + if (set_callbacks(PY_MONITORING_SYS_PROFILE_ID, + (vectorcallfunc)sys_profile_call_or_return, PyTrace_C_RETURN, + PY_MONITORING_EVENT_C_RETURN, -1)) { + return -1; + } + if (set_callbacks(PY_MONITORING_SYS_PROFILE_ID, + (vectorcallfunc)sys_profile_call_or_return, PyTrace_C_EXCEPTION, + PY_MONITORING_EVENT_C_RAISE, -1)) { + return -1; + } + } + + int delta = (func != NULL) - (tstate->c_profilefunc != NULL); + tstate->c_profilefunc = func; + PyObject *old_profileobj = tstate->c_profileobj; + tstate->c_profileobj = Py_XNewRef(arg); + Py_XDECREF(old_profileobj); + tstate->interp->sys_profiling_threads += delta; + assert(tstate->interp->sys_profiling_threads >= 0); + + uint32_t events = 0; + if (tstate->interp->sys_profiling_threads) { + events = + (1 << PY_MONITORING_EVENT_PY_START) | (1 << PY_MONITORING_EVENT_PY_RESUME) | + (1 << PY_MONITORING_EVENT_PY_RETURN) | (1 << PY_MONITORING_EVENT_PY_YIELD) | + (1 << PY_MONITORING_EVENT_CALL) | (1 << PY_MONITORING_EVENT_PY_UNWIND); + } + return _PyMonitoring_SetEvents(PY_MONITORING_SYS_PROFILE_ID, events); +} + +int +_PyEval_SetTrace(PyThreadState *tstate, Py_tracefunc func, PyObject *arg) +{ + assert(is_tstate_valid(tstate)); + /* The caller must hold the GIL */ + assert(PyGILState_Check()); + + /* Call _PySys_Audit() in the context of the current thread state, + even if tstate is not the current thread state. */ + PyThreadState *current_tstate = _PyThreadState_GET(); + if (_PySys_Audit(current_tstate, "sys.settrace", NULL) < 0) { + return -1; + } + + assert(tstate->interp->sys_tracing_threads >= 0); + /* Setup PEP 669 monitoring callbacks and events. */ + if (!tstate->interp->sys_trace_initialized) { + tstate->interp->sys_trace_initialized = true; + if (set_callbacks(PY_MONITORING_SYS_TRACE_ID, + (vectorcallfunc)sys_trace_func2, PyTrace_CALL, + PY_MONITORING_EVENT_PY_START, PY_MONITORING_EVENT_PY_RESUME)) { + return -1; + } + if (set_callbacks(PY_MONITORING_SYS_TRACE_ID, + (vectorcallfunc)sys_trace_func2, PyTrace_CALL, + PY_MONITORING_EVENT_PY_THROW, -1)) { + return -1; + } + if (set_callbacks(PY_MONITORING_SYS_TRACE_ID, + (vectorcallfunc)sys_trace_return, PyTrace_RETURN, + PY_MONITORING_EVENT_PY_RETURN, -1)) { + return -1; + } + if (set_callbacks(PY_MONITORING_SYS_TRACE_ID, + (vectorcallfunc)sys_trace_yield, PyTrace_RETURN, + PY_MONITORING_EVENT_PY_YIELD, -1)) { + return -1; + } + if (set_callbacks(PY_MONITORING_SYS_TRACE_ID, + (vectorcallfunc)sys_trace_exception_func, PyTrace_EXCEPTION, + PY_MONITORING_EVENT_RAISE, PY_MONITORING_EVENT_STOP_ITERATION)) { + return -1; + } + if (set_callbacks(PY_MONITORING_SYS_TRACE_ID, + (vectorcallfunc)sys_trace_line_func, PyTrace_LINE, + PY_MONITORING_EVENT_LINE, -1)) { + return -1; + } + if (set_callbacks(PY_MONITORING_SYS_TRACE_ID, + (vectorcallfunc)sys_trace_func2, PyTrace_RETURN, + PY_MONITORING_EVENT_PY_UNWIND, -1)) { + return -1; + } + if (set_callbacks(PY_MONITORING_SYS_TRACE_ID, + (vectorcallfunc)sys_trace_jump_func, PyTrace_LINE, + PY_MONITORING_EVENT_JUMP, PY_MONITORING_EVENT_BRANCH)) { + return -1; + } + if (set_callbacks(PY_MONITORING_SYS_TRACE_ID, + (vectorcallfunc)sys_trace_instruction_func, PyTrace_OPCODE, + PY_MONITORING_EVENT_INSTRUCTION, -1)) { + return -1; + } + if (set_callbacks(PY_MONITORING_SYS_TRACE_ID, + (vectorcallfunc)sys_trace_exception_handled, PyTrace_LINE, + PY_MONITORING_EVENT_EXCEPTION_HANDLED, -1)) { + return -1; + } + } + + int delta = (func != NULL) - (tstate->c_tracefunc != NULL); + tstate->c_tracefunc = func; + PyObject *old_traceobj = tstate->c_traceobj; + tstate->c_traceobj = Py_XNewRef(arg); + Py_XDECREF(old_traceobj); + tstate->interp->sys_tracing_threads += delta; + assert(tstate->interp->sys_tracing_threads >= 0); + + uint32_t events = 0; + if (tstate->interp->sys_tracing_threads) { + events = + (1 << PY_MONITORING_EVENT_PY_START) | (1 << PY_MONITORING_EVENT_PY_RESUME) | + (1 << PY_MONITORING_EVENT_PY_RETURN) | (1 << PY_MONITORING_EVENT_PY_YIELD) | + (1 << PY_MONITORING_EVENT_RAISE) | (1 << PY_MONITORING_EVENT_LINE) | + (1 << PY_MONITORING_EVENT_JUMP) | (1 << PY_MONITORING_EVENT_BRANCH) | + (1 << PY_MONITORING_EVENT_PY_UNWIND) | (1 << PY_MONITORING_EVENT_PY_THROW) | + (1 << PY_MONITORING_EVENT_STOP_ITERATION) | + (1 << PY_MONITORING_EVENT_EXCEPTION_HANDLED); + if (tstate->interp->f_opcode_trace_set) { + events |= (1 << PY_MONITORING_EVENT_INSTRUCTION); + } + } + return _PyMonitoring_SetEvents(PY_MONITORING_SYS_TRACE_ID, events); +} diff --git a/Python/makeopcodetargets.py b/Python/makeopcodetargets.py index 33a4b4a..5aa3180 100755 --- a/Python/makeopcodetargets.py +++ b/Python/makeopcodetargets.py @@ -32,7 +32,6 @@ def write_contents(f): """ opcode = find_module('opcode') targets = ['_unknown_opcode'] * 256 - targets[255] = "TARGET_DO_TRACING" for opname, op in opcode.opmap.items(): if not opcode.is_pseudo(op): targets[op] = "TARGET_%s" % opname diff --git a/Python/opcode_metadata.h b/Python/opcode_metadata.h index f57b76a..4681ed0 100644 --- a/Python/opcode_metadata.h +++ b/Python/opcode_metadata.h @@ -13,6 +13,8 @@ _PyOpcode_num_popped(int opcode, int oparg, bool jump) { return 0; case RESUME: return 0; + case INSTRUMENTED_RESUME: + return 0; case LOAD_CLOSURE: return 0; case LOAD_FAST_CHECK: @@ -39,6 +41,12 @@ _PyOpcode_num_popped(int opcode, int oparg, bool jump) { return 0; case END_FOR: return 1+1; + case INSTRUMENTED_END_FOR: + return 2; + case END_SEND: + return 2; + case INSTRUMENTED_END_SEND: + return 2; case UNARY_NEGATIVE: return 1; case UNARY_NOT: @@ -97,8 +105,12 @@ _PyOpcode_num_popped(int opcode, int oparg, bool jump) { return 1; case RETURN_VALUE: return 1; + case INSTRUMENTED_RETURN_VALUE: + return 1; case RETURN_CONST: return 0; + case INSTRUMENTED_RETURN_CONST: + return 0; case GET_AITER: return 1; case GET_ANEXT: @@ -109,6 +121,8 @@ _PyOpcode_num_popped(int opcode, int oparg, bool jump) { return 2; case SEND_GEN: return 2; + case INSTRUMENTED_YIELD_VALUE: + return 1; case YIELD_VALUE: return 1; case POP_EXCEPT: @@ -263,6 +277,8 @@ _PyOpcode_num_popped(int opcode, int oparg, bool jump) { return 1; case FOR_ITER: return 1; + case INSTRUMENTED_FOR_ITER: + return 0; case FOR_ITER_LIST: return 1; case FOR_ITER_TUPLE: @@ -287,6 +303,8 @@ _PyOpcode_num_popped(int opcode, int oparg, bool jump) { return 1; case KW_NAMES: return 0; + case INSTRUMENTED_CALL: + return 0; case CALL: return oparg + 2; case CALL_BOUND_METHOD_EXACT_ARGS: @@ -323,6 +341,8 @@ _PyOpcode_num_popped(int opcode, int oparg, bool jump) { return oparg + 2; case CALL_NO_KW_METHOD_DESCRIPTOR_FAST: return oparg + 2; + case INSTRUMENTED_CALL_FUNCTION_EX: + return 0; case CALL_FUNCTION_EX: return ((oparg & 1) ? 1 : 0) + 3; case MAKE_FUNCTION: @@ -339,10 +359,28 @@ _PyOpcode_num_popped(int opcode, int oparg, bool jump) { return 2; case SWAP: return (oparg-2) + 2; + case INSTRUMENTED_LINE: + return 0; + case INSTRUMENTED_INSTRUCTION: + return 0; + case INSTRUMENTED_JUMP_FORWARD: + return 0; + case INSTRUMENTED_JUMP_BACKWARD: + return 0; + case INSTRUMENTED_POP_JUMP_IF_TRUE: + return 0; + case INSTRUMENTED_POP_JUMP_IF_FALSE: + return 0; + case INSTRUMENTED_POP_JUMP_IF_NONE: + return 0; + case INSTRUMENTED_POP_JUMP_IF_NOT_NONE: + return 0; case EXTENDED_ARG: return 0; case CACHE: return 0; + case RESERVED: + return 0; default: return -1; } @@ -359,6 +397,8 @@ _PyOpcode_num_pushed(int opcode, int oparg, bool jump) { return 0; case RESUME: return 0; + case INSTRUMENTED_RESUME: + return 0; case LOAD_CLOSURE: return 1; case LOAD_FAST_CHECK: @@ -385,6 +425,12 @@ _PyOpcode_num_pushed(int opcode, int oparg, bool jump) { return 1; case END_FOR: return 0+0; + case INSTRUMENTED_END_FOR: + return 0; + case END_SEND: + return 1; + case INSTRUMENTED_END_SEND: + return 1; case UNARY_NEGATIVE: return 1; case UNARY_NOT: @@ -443,8 +489,12 @@ _PyOpcode_num_pushed(int opcode, int oparg, bool jump) { return 0; case RETURN_VALUE: return 0; + case INSTRUMENTED_RETURN_VALUE: + return 0; case RETURN_CONST: return 0; + case INSTRUMENTED_RETURN_CONST: + return 0; case GET_AITER: return 1; case GET_ANEXT: @@ -455,6 +505,8 @@ _PyOpcode_num_pushed(int opcode, int oparg, bool jump) { return 2; case SEND_GEN: return 1; + case INSTRUMENTED_YIELD_VALUE: + return 1; case YIELD_VALUE: return 1; case POP_EXCEPT: @@ -609,6 +661,8 @@ _PyOpcode_num_pushed(int opcode, int oparg, bool jump) { return 1; case FOR_ITER: return 2; + case INSTRUMENTED_FOR_ITER: + return 0; case FOR_ITER_LIST: return 2; case FOR_ITER_TUPLE: @@ -633,6 +687,8 @@ _PyOpcode_num_pushed(int opcode, int oparg, bool jump) { return ((oparg & 1) ? 1 : 0) + 1; case KW_NAMES: return 0; + case INSTRUMENTED_CALL: + return 0; case CALL: return 1; case CALL_BOUND_METHOD_EXACT_ARGS: @@ -669,6 +725,8 @@ _PyOpcode_num_pushed(int opcode, int oparg, bool jump) { return 1; case CALL_NO_KW_METHOD_DESCRIPTOR_FAST: return 1; + case INSTRUMENTED_CALL_FUNCTION_EX: + return 0; case CALL_FUNCTION_EX: return 1; case MAKE_FUNCTION: @@ -685,10 +743,28 @@ _PyOpcode_num_pushed(int opcode, int oparg, bool jump) { return 1; case SWAP: return (oparg-2) + 2; + case INSTRUMENTED_LINE: + return 0; + case INSTRUMENTED_INSTRUCTION: + return 0; + case INSTRUMENTED_JUMP_FORWARD: + return 0; + case INSTRUMENTED_JUMP_BACKWARD: + return 0; + case INSTRUMENTED_POP_JUMP_IF_TRUE: + return 0; + case INSTRUMENTED_POP_JUMP_IF_FALSE: + return 0; + case INSTRUMENTED_POP_JUMP_IF_NONE: + return 0; + case INSTRUMENTED_POP_JUMP_IF_NOT_NONE: + return 0; case EXTENDED_ARG: return 0; case CACHE: return 0; + case RESERVED: + return 0; default: return -1; } @@ -707,6 +783,7 @@ extern const struct opcode_metadata _PyOpcode_opcode_metadata[256]; const struct opcode_metadata _PyOpcode_opcode_metadata[256] = { [NOP] = { true, INSTR_FMT_IX }, [RESUME] = { true, INSTR_FMT_IB }, + [INSTRUMENTED_RESUME] = { true, INSTR_FMT_IB }, [LOAD_CLOSURE] = { true, INSTR_FMT_IB }, [LOAD_FAST_CHECK] = { true, INSTR_FMT_IB }, [LOAD_FAST] = { true, INSTR_FMT_IB }, @@ -720,6 +797,9 @@ const struct opcode_metadata _PyOpcode_opcode_metadata[256] = { [POP_TOP] = { true, INSTR_FMT_IX }, [PUSH_NULL] = { true, INSTR_FMT_IX }, [END_FOR] = { true, INSTR_FMT_IB }, + [INSTRUMENTED_END_FOR] = { true, INSTR_FMT_IX }, + [END_SEND] = { true, INSTR_FMT_IX }, + [INSTRUMENTED_END_SEND] = { true, INSTR_FMT_IX }, [UNARY_NEGATIVE] = { true, INSTR_FMT_IX }, [UNARY_NOT] = { true, INSTR_FMT_IX }, [UNARY_INVERT] = { true, INSTR_FMT_IX }, @@ -749,12 +829,15 @@ const struct opcode_metadata _PyOpcode_opcode_metadata[256] = { [RAISE_VARARGS] = { true, INSTR_FMT_IB }, [INTERPRETER_EXIT] = { true, INSTR_FMT_IX }, [RETURN_VALUE] = { true, INSTR_FMT_IX }, + [INSTRUMENTED_RETURN_VALUE] = { true, INSTR_FMT_IX }, [RETURN_CONST] = { true, INSTR_FMT_IB }, + [INSTRUMENTED_RETURN_CONST] = { true, INSTR_FMT_IB }, [GET_AITER] = { true, INSTR_FMT_IX }, [GET_ANEXT] = { true, INSTR_FMT_IX }, [GET_AWAITABLE] = { true, INSTR_FMT_IB }, [SEND] = { true, INSTR_FMT_IBC }, [SEND_GEN] = { true, INSTR_FMT_IBC }, + [INSTRUMENTED_YIELD_VALUE] = { true, INSTR_FMT_IX }, [YIELD_VALUE] = { true, INSTR_FMT_IX }, [POP_EXCEPT] = { true, INSTR_FMT_IX }, [RERAISE] = { true, INSTR_FMT_IB }, @@ -832,6 +915,7 @@ const struct opcode_metadata _PyOpcode_opcode_metadata[256] = { [GET_ITER] = { true, INSTR_FMT_IX }, [GET_YIELD_FROM_ITER] = { true, INSTR_FMT_IX }, [FOR_ITER] = { true, INSTR_FMT_IBC }, + [INSTRUMENTED_FOR_ITER] = { true, INSTR_FMT_IB }, [FOR_ITER_LIST] = { true, INSTR_FMT_IBC }, [FOR_ITER_TUPLE] = { true, INSTR_FMT_IBC }, [FOR_ITER_RANGE] = { true, INSTR_FMT_IBC }, @@ -844,6 +928,7 @@ const struct opcode_metadata _PyOpcode_opcode_metadata[256] = { [LOAD_ATTR_METHOD_NO_DICT] = { true, INSTR_FMT_IBC00000000 }, [LOAD_ATTR_METHOD_LAZY_DICT] = { true, INSTR_FMT_IBC00000000 }, [KW_NAMES] = { true, INSTR_FMT_IB }, + [INSTRUMENTED_CALL] = { true, INSTR_FMT_IB }, [CALL] = { true, INSTR_FMT_IBC00 }, [CALL_BOUND_METHOD_EXACT_ARGS] = { true, INSTR_FMT_IBC00 }, [CALL_PY_EXACT_ARGS] = { true, INSTR_FMT_IBC00 }, @@ -862,6 +947,7 @@ const struct opcode_metadata _PyOpcode_opcode_metadata[256] = { [CALL_METHOD_DESCRIPTOR_FAST_WITH_KEYWORDS] = { true, INSTR_FMT_IBC00 }, [CALL_NO_KW_METHOD_DESCRIPTOR_NOARGS] = { true, INSTR_FMT_IBC00 }, [CALL_NO_KW_METHOD_DESCRIPTOR_FAST] = { true, INSTR_FMT_IBC00 }, + [INSTRUMENTED_CALL_FUNCTION_EX] = { true, INSTR_FMT_IX }, [CALL_FUNCTION_EX] = { true, INSTR_FMT_IB }, [MAKE_FUNCTION] = { true, INSTR_FMT_IB }, [RETURN_GENERATOR] = { true, INSTR_FMT_IX }, @@ -870,7 +956,16 @@ const struct opcode_metadata _PyOpcode_opcode_metadata[256] = { [COPY] = { true, INSTR_FMT_IB }, [BINARY_OP] = { true, INSTR_FMT_IBC }, [SWAP] = { true, INSTR_FMT_IB }, + [INSTRUMENTED_LINE] = { true, INSTR_FMT_IX }, + [INSTRUMENTED_INSTRUCTION] = { true, INSTR_FMT_IX }, + [INSTRUMENTED_JUMP_FORWARD] = { true, INSTR_FMT_IB }, + [INSTRUMENTED_JUMP_BACKWARD] = { true, INSTR_FMT_IB }, + [INSTRUMENTED_POP_JUMP_IF_TRUE] = { true, INSTR_FMT_IB }, + [INSTRUMENTED_POP_JUMP_IF_FALSE] = { true, INSTR_FMT_IB }, + [INSTRUMENTED_POP_JUMP_IF_NONE] = { true, INSTR_FMT_IB }, + [INSTRUMENTED_POP_JUMP_IF_NOT_NONE] = { true, INSTR_FMT_IB }, [EXTENDED_ARG] = { true, INSTR_FMT_IB }, [CACHE] = { true, INSTR_FMT_IX }, + [RESERVED] = { true, INSTR_FMT_IX }, }; #endif diff --git a/Python/opcode_targets.h b/Python/opcode_targets.h index c502471..9d66166 100644 --- a/Python/opcode_targets.h +++ b/Python/opcode_targets.h @@ -4,17 +4,19 @@ static void *opcode_targets[256] = { &&TARGET_PUSH_NULL, &&TARGET_INTERPRETER_EXIT, &&TARGET_END_FOR, + &&TARGET_END_SEND, &&TARGET_BINARY_OP_ADD_FLOAT, &&TARGET_BINARY_OP_ADD_INT, &&TARGET_BINARY_OP_ADD_UNICODE, - &&TARGET_BINARY_OP_INPLACE_ADD_UNICODE, &&TARGET_NOP, - &&TARGET_BINARY_OP_MULTIPLY_FLOAT, + &&TARGET_BINARY_OP_INPLACE_ADD_UNICODE, &&TARGET_UNARY_NEGATIVE, &&TARGET_UNARY_NOT, + &&TARGET_BINARY_OP_MULTIPLY_FLOAT, &&TARGET_BINARY_OP_MULTIPLY_INT, - &&TARGET_BINARY_OP_SUBTRACT_FLOAT, &&TARGET_UNARY_INVERT, + &&TARGET_BINARY_OP_SUBTRACT_FLOAT, + &&TARGET_RESERVED, &&TARGET_BINARY_OP_SUBTRACT_INT, &&TARGET_BINARY_SUBSCR_DICT, &&TARGET_BINARY_SUBSCR_GETITEM, @@ -22,21 +24,21 @@ static void *opcode_targets[256] = { &&TARGET_BINARY_SUBSCR_TUPLE_INT, &&TARGET_CALL_PY_EXACT_ARGS, &&TARGET_CALL_PY_WITH_DEFAULTS, - &&TARGET_CALL_BOUND_METHOD_EXACT_ARGS, - &&TARGET_CALL_BUILTIN_CLASS, &&TARGET_BINARY_SUBSCR, &&TARGET_BINARY_SLICE, &&TARGET_STORE_SLICE, - &&TARGET_CALL_BUILTIN_FAST_WITH_KEYWORDS, - &&TARGET_CALL_METHOD_DESCRIPTOR_FAST_WITH_KEYWORDS, + &&TARGET_CALL_BOUND_METHOD_EXACT_ARGS, + &&TARGET_CALL_BUILTIN_CLASS, &&TARGET_GET_LEN, &&TARGET_MATCH_MAPPING, &&TARGET_MATCH_SEQUENCE, &&TARGET_MATCH_KEYS, - &&TARGET_CALL_NO_KW_BUILTIN_FAST, + &&TARGET_CALL_BUILTIN_FAST_WITH_KEYWORDS, &&TARGET_PUSH_EXC_INFO, &&TARGET_CHECK_EXC_MATCH, &&TARGET_CHECK_EG_MATCH, + &&TARGET_CALL_METHOD_DESCRIPTOR_FAST_WITH_KEYWORDS, + &&TARGET_CALL_NO_KW_BUILTIN_FAST, &&TARGET_CALL_NO_KW_BUILTIN_O, &&TARGET_CALL_NO_KW_ISINSTANCE, &&TARGET_CALL_NO_KW_LEN, @@ -46,8 +48,6 @@ static void *opcode_targets[256] = { &&TARGET_CALL_NO_KW_METHOD_DESCRIPTOR_O, &&TARGET_CALL_NO_KW_STR_1, &&TARGET_CALL_NO_KW_TUPLE_1, - &&TARGET_CALL_NO_KW_TYPE_1, - &&TARGET_COMPARE_OP_FLOAT, &&TARGET_WITH_EXCEPT_START, &&TARGET_GET_AITER, &&TARGET_GET_ANEXT, @@ -55,39 +55,39 @@ static void *opcode_targets[256] = { &&TARGET_BEFORE_WITH, &&TARGET_END_ASYNC_FOR, &&TARGET_CLEANUP_THROW, + &&TARGET_CALL_NO_KW_TYPE_1, + &&TARGET_COMPARE_OP_FLOAT, &&TARGET_COMPARE_OP_INT, &&TARGET_COMPARE_OP_STR, - &&TARGET_FOR_ITER_LIST, - &&TARGET_FOR_ITER_TUPLE, &&TARGET_STORE_SUBSCR, &&TARGET_DELETE_SUBSCR, + &&TARGET_FOR_ITER_LIST, + &&TARGET_FOR_ITER_TUPLE, &&TARGET_FOR_ITER_RANGE, &&TARGET_FOR_ITER_GEN, &&TARGET_LOAD_ATTR_CLASS, &&TARGET_LOAD_ATTR_GETATTRIBUTE_OVERRIDDEN, - &&TARGET_LOAD_ATTR_INSTANCE_VALUE, - &&TARGET_LOAD_ATTR_MODULE, &&TARGET_GET_ITER, &&TARGET_GET_YIELD_FROM_ITER, - &&TARGET_LOAD_ATTR_PROPERTY, + &&TARGET_LOAD_ATTR_INSTANCE_VALUE, &&TARGET_LOAD_BUILD_CLASS, - &&TARGET_LOAD_ATTR_SLOT, - &&TARGET_LOAD_ATTR_WITH_HINT, + &&TARGET_LOAD_ATTR_MODULE, + &&TARGET_LOAD_ATTR_PROPERTY, &&TARGET_LOAD_ASSERTION_ERROR, &&TARGET_RETURN_GENERATOR, + &&TARGET_LOAD_ATTR_SLOT, + &&TARGET_LOAD_ATTR_WITH_HINT, &&TARGET_LOAD_ATTR_METHOD_LAZY_DICT, &&TARGET_LOAD_ATTR_METHOD_NO_DICT, &&TARGET_LOAD_ATTR_METHOD_WITH_VALUES, &&TARGET_LOAD_CONST__LOAD_FAST, &&TARGET_LOAD_FAST__LOAD_CONST, + &&TARGET_RETURN_VALUE, &&TARGET_LOAD_FAST__LOAD_FAST, + &&TARGET_SETUP_ANNOTATIONS, &&TARGET_LOAD_GLOBAL_BUILTIN, - &&TARGET_RETURN_VALUE, &&TARGET_LOAD_GLOBAL_MODULE, - &&TARGET_SETUP_ANNOTATIONS, &&TARGET_STORE_ATTR_INSTANCE_VALUE, - &&TARGET_STORE_ATTR_SLOT, - &&TARGET_STORE_ATTR_WITH_HINT, &&TARGET_POP_EXCEPT, &&TARGET_STORE_NAME, &&TARGET_DELETE_NAME, @@ -110,9 +110,9 @@ static void *opcode_targets[256] = { &&TARGET_IMPORT_NAME, &&TARGET_IMPORT_FROM, &&TARGET_JUMP_FORWARD, + &&TARGET_STORE_ATTR_SLOT, + &&TARGET_STORE_ATTR_WITH_HINT, &&TARGET_STORE_FAST__LOAD_FAST, - &&TARGET_STORE_FAST__STORE_FAST, - &&TARGET_STORE_SUBSCR_DICT, &&TARGET_POP_JUMP_IF_FALSE, &&TARGET_POP_JUMP_IF_TRUE, &&TARGET_LOAD_GLOBAL, @@ -140,9 +140,9 @@ static void *opcode_targets[256] = { &&TARGET_STORE_DEREF, &&TARGET_DELETE_DEREF, &&TARGET_JUMP_BACKWARD, - &&TARGET_STORE_SUBSCR_LIST_INT, + &&TARGET_STORE_FAST__STORE_FAST, &&TARGET_CALL_FUNCTION_EX, - &&TARGET_UNPACK_SEQUENCE_LIST, + &&TARGET_STORE_SUBSCR_DICT, &&TARGET_EXTENDED_ARG, &&TARGET_LIST_APPEND, &&TARGET_SET_ADD, @@ -152,15 +152,15 @@ static void *opcode_targets[256] = { &&TARGET_YIELD_VALUE, &&TARGET_RESUME, &&TARGET_MATCH_CLASS, - &&TARGET_UNPACK_SEQUENCE_TUPLE, - &&TARGET_UNPACK_SEQUENCE_TWO_TUPLE, + &&TARGET_STORE_SUBSCR_LIST_INT, + &&TARGET_UNPACK_SEQUENCE_LIST, &&TARGET_FORMAT_VALUE, &&TARGET_BUILD_CONST_KEY_MAP, &&TARGET_BUILD_STRING, + &&TARGET_UNPACK_SEQUENCE_TUPLE, + &&TARGET_UNPACK_SEQUENCE_TWO_TUPLE, &&TARGET_SEND_GEN, &&_unknown_opcode, - &&_unknown_opcode, - &&_unknown_opcode, &&TARGET_LIST_EXTEND, &&TARGET_SET_UPDATE, &&TARGET_DICT_MERGE, @@ -237,22 +237,22 @@ static void *opcode_targets[256] = { &&_unknown_opcode, &&_unknown_opcode, &&_unknown_opcode, - &&_unknown_opcode, - &&_unknown_opcode, - &&_unknown_opcode, - &&_unknown_opcode, - &&_unknown_opcode, - &&_unknown_opcode, - &&_unknown_opcode, - &&_unknown_opcode, - &&_unknown_opcode, - &&_unknown_opcode, - &&_unknown_opcode, - &&_unknown_opcode, - &&_unknown_opcode, - &&_unknown_opcode, - &&_unknown_opcode, - &&_unknown_opcode, - &&_unknown_opcode, - &&TARGET_DO_TRACING + &&TARGET_INSTRUMENTED_POP_JUMP_IF_NONE, + &&TARGET_INSTRUMENTED_POP_JUMP_IF_NOT_NONE, + &&TARGET_INSTRUMENTED_RESUME, + &&TARGET_INSTRUMENTED_CALL, + &&TARGET_INSTRUMENTED_RETURN_VALUE, + &&TARGET_INSTRUMENTED_YIELD_VALUE, + &&TARGET_INSTRUMENTED_CALL_FUNCTION_EX, + &&TARGET_INSTRUMENTED_JUMP_FORWARD, + &&TARGET_INSTRUMENTED_JUMP_BACKWARD, + &&TARGET_INSTRUMENTED_RETURN_CONST, + &&TARGET_INSTRUMENTED_FOR_ITER, + &&TARGET_INSTRUMENTED_POP_JUMP_IF_FALSE, + &&TARGET_INSTRUMENTED_POP_JUMP_IF_TRUE, + &&TARGET_INSTRUMENTED_END_FOR, + &&TARGET_INSTRUMENTED_END_SEND, + &&TARGET_INSTRUMENTED_INSTRUCTION, + &&TARGET_INSTRUMENTED_LINE, + &&_unknown_opcode }; diff --git a/Python/pystate.c b/Python/pystate.c index 37cef97..1e04887 100644 --- a/Python/pystate.c +++ b/Python/pystate.c @@ -625,7 +625,6 @@ free_interpreter(PyInterpreterState *interp) main interpreter. We fix those fields here, in addition to the other dynamically initialized fields. */ - static void init_interpreter(PyInterpreterState *interp, _PyRuntimeState *runtime, int64_t id, @@ -650,12 +649,22 @@ init_interpreter(PyInterpreterState *interp, _PyGC_InitState(&interp->gc); PyConfig_InitPythonConfig(&interp->config); _PyType_InitCache(interp); + for(int i = 0; i < PY_MONITORING_UNGROUPED_EVENTS; i++) { + interp->monitors.tools[i] = 0; + } + for (int t = 0; t < PY_MONITORING_TOOL_IDS; t++) { + for(int e = 0; e < PY_MONITORING_EVENTS; e++) { + interp->monitoring_callables[t][e] = NULL; + } + } + interp->sys_profile_initialized = false; + interp->sys_trace_initialized = false; if (interp != &runtime->_main_interpreter) { /* Fix the self-referential, statically initialized fields. */ interp->dtoa = (struct _dtoa_state)_dtoa_state_INIT(interp); } - + interp->f_opcode_trace_set = false; interp->_initialized = 1; } @@ -788,6 +797,20 @@ interpreter_clear(PyInterpreterState *interp, PyThreadState *tstate) Py_CLEAR(interp->audit_hooks); + for(int i = 0; i < PY_MONITORING_UNGROUPED_EVENTS; i++) { + interp->monitors.tools[i] = 0; + } + for (int t = 0; t < PY_MONITORING_TOOL_IDS; t++) { + for(int e = 0; e < PY_MONITORING_EVENTS; e++) { + Py_CLEAR(interp->monitoring_callables[t][e]); + } + } + interp->sys_profile_initialized = false; + interp->sys_trace_initialized = false; + for (int t = 0; t < PY_MONITORING_TOOL_IDS; t++) { + Py_CLEAR(interp->monitoring_tool_names[t]); + } + PyConfig_Clear(&interp->config); Py_CLEAR(interp->codec_search_path); Py_CLEAR(interp->codec_search_cache); @@ -845,7 +868,7 @@ interpreter_clear(PyInterpreterState *interp, PyThreadState *tstate) interp->code_watchers[i] = NULL; } interp->active_code_watchers = 0; - + interp->f_opcode_trace_set = false; // XXX Once we have one allocator per interpreter (i.e. // per-interpreter GC) we must ensure that all of the interpreter's // objects have been cleaned up at the point. @@ -1237,6 +1260,7 @@ init_threadstate(PyThreadState *tstate, tstate->datastack_chunk = NULL; tstate->datastack_top = NULL; tstate->datastack_limit = NULL; + tstate->what_event = -1; tstate->_status.initialized = 1; } @@ -1412,8 +1436,14 @@ PyThreadState_Clear(PyThreadState *tstate) "PyThreadState_Clear: warning: thread still has a generator\n"); } - tstate->c_profilefunc = NULL; - tstate->c_tracefunc = NULL; + if (tstate->c_profilefunc != NULL) { + tstate->interp->sys_profiling_threads--; + tstate->c_profilefunc = NULL; + } + if (tstate->c_tracefunc != NULL) { + tstate->interp->sys_tracing_threads--; + tstate->c_tracefunc = NULL; + } Py_CLEAR(tstate->c_profileobj); Py_CLEAR(tstate->c_traceobj); diff --git a/Python/specialize.c b/Python/specialize.c index a9d3226..3fa28f4 100644 --- a/Python/specialize.c +++ b/Python/specialize.c @@ -273,7 +273,8 @@ _PyCode_Quicken(PyCodeObject *code) _Py_CODEUNIT *instructions = _PyCode_CODE(code); for (int i = 0; i < Py_SIZE(code); i++) { int previous_opcode = opcode; - opcode = _PyOpcode_Deopt[instructions[i].op.code]; + opcode = _Py_GetBaseOpcode(code, i); + assert(opcode < MIN_INSTRUMENTED_OPCODE); int caches = _PyOpcode_Caches[opcode]; if (caches) { instructions[i + 1].cache = adaptive_counter_warmup(); @@ -1737,6 +1738,7 @@ _Py_Specialize_Call(PyObject *callable, _Py_CODEUNIT *instr, int nargs, { assert(ENABLE_SPECIALIZATION); assert(_PyOpcode_Caches[CALL] == INLINE_CACHE_ENTRIES_CALL); + assert(_Py_OPCODE(*instr) != INSTRUMENTED_CALL); _PyCallCache *cache = (_PyCallCache *)(instr + 1); int fail; if (PyCFunction_CheckExact(callable)) { @@ -2149,7 +2151,9 @@ _Py_Specialize_ForIter(PyObject *iter, _Py_CODEUNIT *instr, int oparg) goto success; } else if (tp == &PyGen_Type && oparg <= SHRT_MAX) { - assert(instr[oparg + INLINE_CACHE_ENTRIES_FOR_ITER + 1].op.code == END_FOR); + assert(instr[oparg + INLINE_CACHE_ENTRIES_FOR_ITER + 1].op.code == END_FOR || + instr[oparg + INLINE_CACHE_ENTRIES_FOR_ITER + 1].op.code == INSTRUMENTED_END_FOR + ); instr->op.code = FOR_ITER_GEN; goto success; } diff --git a/Python/sysmodule.c b/Python/sysmodule.c index f1a294d..4d693a1 100644 --- a/Python/sysmodule.c +++ b/Python/sysmodule.c @@ -3409,6 +3409,7 @@ error: return _PyStatus_ERR("can't set preliminary stderr"); } +PyObject *_Py_CreateMonitoringObject(void); /* Create sys module without all attributes. _PySys_UpdateConfig() should be called later to add remaining attributes. */ @@ -3458,6 +3459,16 @@ _PySys_Create(PyThreadState *tstate, PyObject **sysmod_p) goto error; } + PyObject *monitoring = _Py_CreateMonitoringObject(); + if (monitoring == NULL) { + goto error; + } + int err = PyDict_SetItemString(sysdict, "monitoring", monitoring); + Py_DECREF(monitoring); + if (err < 0) { + goto error; + } + assert(!_PyErr_Occurred(tstate)); *sysmod_p = sysmod; diff --git a/Tools/build/deepfreeze.py b/Tools/build/deepfreeze.py index ec80852..aba5fec 100644 --- a/Tools/build/deepfreeze.py +++ b/Tools/build/deepfreeze.py @@ -255,7 +255,6 @@ class Printer: self.write(f".co_names = {co_names},") self.write(f".co_exceptiontable = {co_exceptiontable},") self.field(code, "co_flags") - self.write("._co_linearray_entry_size = 0,") self.field(code, "co_argcount") self.field(code, "co_posonlyargcount") self.field(code, "co_kwonlyargcount") @@ -276,7 +275,6 @@ class Printer: self.write(f".co_qualname = {co_qualname},") self.write(f".co_linetable = {co_linetable},") self.write(f"._co_cached = NULL,") - self.write("._co_linearray = NULL,") self.write(f".co_code_adaptive = {co_code_adaptive},") for i, op in enumerate(code.co_code[::2]): if op == RESUME: diff --git a/Tools/build/generate_opcode_h.py b/Tools/build/generate_opcode_h.py index 12fdd3a..645b9f1 100644 --- a/Tools/build/generate_opcode_h.py +++ b/Tools/build/generate_opcode_h.py @@ -89,6 +89,7 @@ def main(opcode_py, outfile='Include/opcode.h', internaloutfile='Include/interna HAVE_ARGUMENT = opcode["HAVE_ARGUMENT"] MIN_PSEUDO_OPCODE = opcode["MIN_PSEUDO_OPCODE"] MAX_PSEUDO_OPCODE = opcode["MAX_PSEUDO_OPCODE"] + MIN_INSTRUMENTED_OPCODE = opcode["MIN_INSTRUMENTED_OPCODE"] NUM_OPCODES = len(opname) used = [ False ] * len(opname) @@ -105,9 +106,6 @@ def main(opcode_py, outfile='Include/opcode.h', internaloutfile='Include/interna specialized_opmap[name] = next_op opname_including_specialized[next_op] = name used[next_op] = True - specialized_opmap['DO_TRACING'] = 255 - opname_including_specialized[255] = 'DO_TRACING' - used[255] = True with open(outfile, 'w') as fobj, open(internaloutfile, 'w') as iobj: fobj.write(header) @@ -120,6 +118,8 @@ def main(opcode_py, outfile='Include/opcode.h', internaloutfile='Include/interna fobj.write(DEFINE.format("HAVE_ARGUMENT", HAVE_ARGUMENT)) if op == MIN_PSEUDO_OPCODE: fobj.write(DEFINE.format("MIN_PSEUDO_OPCODE", MIN_PSEUDO_OPCODE)) + if op == MIN_INSTRUMENTED_OPCODE: + fobj.write(DEFINE.format("MIN_INSTRUMENTED_OPCODE", MIN_INSTRUMENTED_OPCODE)) fobj.write(DEFINE.format(name, op)) diff --git a/Tools/c-analyzer/cpython/globals-to-fix.tsv b/Tools/c-analyzer/cpython/globals-to-fix.tsv index e36024a..823340e 100644 --- a/Tools/c-analyzer/cpython/globals-to-fix.tsv +++ b/Tools/c-analyzer/cpython/globals-to-fix.tsv @@ -135,6 +135,9 @@ Objects/stringlib/unicode_format.h - PyFieldNameIter_Type - Objects/unicodeobject.c - EncodingMapType - #Objects/unicodeobject.c - PyFieldNameIter_Type - #Objects/unicodeobject.c - PyFormatterIter_Type - +Python/legacy_tracing.c - _PyLegacyEventHandler_Type - +Objects/object.c - _PyLegacyEventHandler_Type - + ##----------------------- ## static builtin structseq @@ -297,6 +300,8 @@ Objects/object.c - _Py_NotImplementedStruct - Objects/setobject.c - _dummy_struct - Objects/setobject.c - _PySet_Dummy - Objects/sliceobject.c - _Py_EllipsisObject - +Python/instrumentation.c - DISABLE - +Python/instrumentation.c - _PyInstrumentation_MISSING - ################################## |