GH-103082: Implementation of PEP 669: Low Impact Monitoring for CPython (GH-103083)

* The majority of the monitoring code is in instrumentation.c

* The new instrumentation bytecodes are in bytecodes.c

* legacy_tracing.c adapts the new API to the old sys.setrace and sys.setprofile APIs

1 files changed, 47 insertions, 47 deletions

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
 };