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-rw-r--r--Python/ceval.c781
1 files changed, 551 insertions, 230 deletions
diff --git a/Python/ceval.c b/Python/ceval.c
index fa6bb60..c41cbb4 100644
--- a/Python/ceval.c
+++ b/Python/ceval.c
@@ -688,6 +688,100 @@ PyEval_EvalFrame(PyFrameObject *f) {
PyObject *
PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
{
+#ifdef DYNAMIC_EXECUTION_PROFILE
+ #undef USE_COMPUTED_GOTOS
+#endif
+#ifdef HAVE_COMPUTED_GOTOS
+ #ifndef USE_COMPUTED_GOTOS
+ #define USE_COMPUTED_GOTOS 1
+ #endif
+#else
+ #if defined(USE_COMPUTED_GOTOS) && USE_COMPUTED_GOTOS
+ #error "Computed gotos are not supported on this compiler."
+ #endif
+ #undef USE_COMPUTED_GOTOS
+ #define USE_COMPUTED_GOTOS 0
+#endif
+#if USE_COMPUTED_GOTOS
+/* Import the static jump table */
+#include "opcode_targets.h"
+
+ /* This macro is used when several opcodes defer to the same implementation
+ (e.g. SETUP_LOOP, SETUP_FINALLY) */
+#define TARGET_WITH_IMPL(op, impl) \
+ TARGET_##op: \
+ opcode = op; \
+ oparg = NEXTARG(); \
+ case op: \
+ goto impl; \
+
+#define TARGET_WITH_IMPL_NOARG(op, impl) \
+ TARGET_##op: \
+ opcode = op; \
+ case op: \
+ goto impl; \
+
+#define TARGET_NOARG(op) \
+ TARGET_##op: \
+ opcode = op; \
+ case op:\
+
+#define TARGET(op) \
+ TARGET_##op: \
+ opcode = op; \
+ oparg = NEXTARG(); \
+ case op:\
+
+
+#define DISPATCH() \
+ { \
+ int _tick = _Py_Ticker - 1; \
+ _Py_Ticker = _tick; \
+ if (_tick >= 0) { \
+ FAST_DISPATCH(); \
+ } \
+ continue; \
+ }
+
+#ifdef LLTRACE
+#define FAST_DISPATCH() \
+ { \
+ if (!lltrace && !_Py_TracingPossible) { \
+ f->f_lasti = INSTR_OFFSET(); \
+ goto *opcode_targets[*next_instr++]; \
+ } \
+ goto fast_next_opcode; \
+ }
+#else
+#define FAST_DISPATCH() { \
+ if (!_Py_TracingPossible) { \
+ f->f_lasti = INSTR_OFFSET(); \
+ goto *opcode_targets[*next_instr++]; \
+ } \
+ goto fast_next_opcode;\
+}
+#endif
+
+#else
+#define TARGET(op) \
+ case op:
+#define TARGET_WITH_IMPL(op, impl) \
+ /* silence compiler warnings about `impl` unused */ \
+ if (0) goto impl; \
+ case op:\
+
+#define TARGET_NOARG(op) \
+ case op:\
+
+#define TARGET_WITH_IMPL_NOARG(op, impl) \
+ if (0) goto impl; \
+ case op:\
+
+#define DISPATCH() continue
+#define FAST_DISPATCH() goto fast_next_opcode
+#endif
+
+
#ifdef DXPAIRS
int lastopcode = 0;
#endif
@@ -805,14 +899,23 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
counter updates for both opcodes.
*/
+
+// Next opcode prediction is also enabled for Computed Gotos as well.
#ifdef DYNAMIC_EXECUTION_PROFILE
-#define PREDICT(op) if (0) goto PRED_##op
+#define PREDICT(op) //if (0) goto PRED_##op
+#define PREDICTED(op)
+#define PREDICTED_WITH_ARG(op)
#else
#define PREDICT(op) if (*next_instr == op) goto PRED_##op
-#endif
-
#define PREDICTED(op) PRED_##op: next_instr++
+#ifdef USE_COMPUTED_GOTOS
+#define PREDICTED_WITH_ARG(op) PRED_##op: next_instr++
+#else
#define PREDICTED_WITH_ARG(op) PRED_##op: oparg = PEEKARG(); next_instr += 3
+#endif
+#endif
+
+
/* Stack manipulation macros */
@@ -1108,55 +1211,70 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
/* case STOP_CODE: this is an error! */
- case NOP:
- goto fast_next_opcode;
+ TARGET_NOARG(NOP)
+ {
+ FAST_DISPATCH();
+ }
- case LOAD_FAST:
+ TARGET(LOAD_FAST)
+ {
x = GETLOCAL(oparg);
if (x != NULL) {
Py_INCREF(x);
PUSH(x);
- goto fast_next_opcode;
+ FAST_DISPATCH();
}
format_exc_check_arg(PyExc_UnboundLocalError,
UNBOUNDLOCAL_ERROR_MSG,
PyTuple_GetItem(co->co_varnames, oparg));
break;
+ }
- case LOAD_CONST:
+ TARGET(LOAD_CONST)
+ {
x = GETITEM(consts, oparg);
Py_INCREF(x);
PUSH(x);
- goto fast_next_opcode;
+ FAST_DISPATCH();
+ }
PREDICTED_WITH_ARG(STORE_FAST);
- case STORE_FAST:
+ TARGET(STORE_FAST)
+ {
v = POP();
SETLOCAL(oparg, v);
- goto fast_next_opcode;
+ FAST_DISPATCH();
+ }
- case POP_TOP:
+ TARGET_NOARG(POP_TOP)
+ {
v = POP();
Py_DECREF(v);
- goto fast_next_opcode;
+ FAST_DISPATCH();
+ }
- case ROT_TWO:
+ TARGET_NOARG(ROT_TWO)
+ {
v = TOP();
w = SECOND();
SET_TOP(w);
SET_SECOND(v);
- goto fast_next_opcode;
+ FAST_DISPATCH();
+ }
- case ROT_THREE:
+ TARGET_NOARG(ROT_THREE)
+ {
v = TOP();
w = SECOND();
x = THIRD();
SET_TOP(w);
SET_SECOND(x);
SET_THIRD(v);
- goto fast_next_opcode;
+ FAST_DISPATCH();
+ }
- case ROT_FOUR:
+ TARGET_NOARG(ROT_FOUR)
+ {
u = TOP();
v = SECOND();
w = THIRD();
@@ -1165,15 +1283,21 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
SET_SECOND(w);
SET_THIRD(x);
SET_FOURTH(u);
- goto fast_next_opcode;
+ FAST_DISPATCH();
+ }
- case DUP_TOP:
+
+ TARGET_NOARG(DUP_TOP)
+ {
v = TOP();
Py_INCREF(v);
PUSH(v);
- goto fast_next_opcode;
+ FAST_DISPATCH();
+ }
- case DUP_TOPX:
+
+ TARGET(DUP_TOPX)
+ {
if (oparg == 2) {
x = TOP();
Py_INCREF(x);
@@ -1182,7 +1306,7 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
STACKADJ(2);
SET_TOP(x);
SET_SECOND(w);
- goto fast_next_opcode;
+ FAST_DISPATCH();
} else if (oparg == 3) {
x = TOP();
Py_INCREF(x);
@@ -1194,84 +1318,100 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
SET_TOP(x);
SET_SECOND(w);
SET_THIRD(v);
- goto fast_next_opcode;
+ FAST_DISPATCH();
}
Py_FatalError("invalid argument to DUP_TOPX"
" (bytecode corruption?)");
/* Never returns, so don't bother to set why. */
break;
+ }
- case UNARY_POSITIVE:
+ TARGET_NOARG(UNARY_POSITIVE)
+ {
v = TOP();
x = PyNumber_Positive(v);
Py_DECREF(v);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case UNARY_NEGATIVE:
+ TARGET_NOARG( UNARY_NEGATIVE)
+ {
v = TOP();
x = PyNumber_Negative(v);
Py_DECREF(v);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case UNARY_NOT:
+ TARGET_NOARG(UNARY_NOT)
+ {
v = TOP();
err = PyObject_IsTrue(v);
Py_DECREF(v);
if (err == 0) {
Py_INCREF(Py_True);
SET_TOP(Py_True);
- continue;
+ DISPATCH();
}
else if (err > 0) {
Py_INCREF(Py_False);
SET_TOP(Py_False);
err = 0;
- continue;
+ DISPATCH();
}
STACKADJ(-1);
break;
+ }
- case UNARY_CONVERT:
+ TARGET_NOARG(UNARY_CONVERT)
+ {
v = TOP();
x = PyObject_Repr(v);
Py_DECREF(v);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case UNARY_INVERT:
+ TARGET_NOARG(UNARY_INVERT)
+ {
v = TOP();
x = PyNumber_Invert(v);
Py_DECREF(v);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case BINARY_POWER:
+ TARGET_NOARG(BINARY_POWER)
+ {
w = POP();
v = TOP();
x = PyNumber_Power(v, w, Py_None);
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case BINARY_MULTIPLY:
+ TARGET_NOARG(BINARY_MULTIPLY)
+ {
w = POP();
v = TOP();
x = PyNumber_Multiply(v, w);
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if(x!=NULL) DISPATCH();
break;
+ }
- case BINARY_DIVIDE:
+ TARGET_NOARG(BINARY_DIVIDE)
+ {
if (!_Py_QnewFlag) {
w = POP();
v = TOP();
@@ -1279,32 +1419,37 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
}
- /* -Qnew is in effect: fall through to
- BINARY_TRUE_DIVIDE */
- case BINARY_TRUE_DIVIDE:
+ }
+ /* -Qnew is in effect: fall through to BINARY_TRUE_DIVIDE */
+ TARGET_NOARG(BINARY_TRUE_DIVIDE)
+ {
w = POP();
v = TOP();
x = PyNumber_TrueDivide(v, w);
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case BINARY_FLOOR_DIVIDE:
+ TARGET_NOARG(BINARY_FLOOR_DIVIDE)
+ {
w = POP();
v = TOP();
x = PyNumber_FloorDivide(v, w);
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case BINARY_MODULO:
+ TARGET_NOARG(BINARY_MODULO)
+ {
w = POP();
v = TOP();
if (PyString_CheckExact(v))
@@ -1314,10 +1459,12 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case BINARY_ADD:
+ TARGET_NOARG(BINARY_ADD)
+ {
w = POP();
v = TOP();
if (PyInt_CheckExact(v) && PyInt_CheckExact(w)) {
@@ -1346,10 +1493,12 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
skip_decref_vx:
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case BINARY_SUBTRACT:
+ TARGET_NOARG(BINARY_SUBTRACT)
+ {
w = POP();
v = TOP();
if (PyInt_CheckExact(v) && PyInt_CheckExact(w)) {
@@ -1371,10 +1520,12 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case BINARY_SUBSCR:
+ TARGET_NOARG(BINARY_SUBSCR)
+ {
w = POP();
v = TOP();
if (PyList_CheckExact(v) && PyInt_CheckExact(w)) {
@@ -1395,102 +1546,122 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case BINARY_LSHIFT:
+ TARGET_NOARG(BINARY_LSHIFT)
+ {
w = POP();
v = TOP();
x = PyNumber_Lshift(v, w);
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case BINARY_RSHIFT:
+ TARGET_NOARG(BINARY_RSHIFT)
+ {
w = POP();
v = TOP();
x = PyNumber_Rshift(v, w);
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case BINARY_AND:
+ TARGET_NOARG(BINARY_AND)
+ {
w = POP();
v = TOP();
x = PyNumber_And(v, w);
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case BINARY_XOR:
+ TARGET_NOARG(BINARY_XOR)
+ {
w = POP();
v = TOP();
x = PyNumber_Xor(v, w);
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case BINARY_OR:
+ TARGET_NOARG(BINARY_OR)
+ {
w = POP();
v = TOP();
x = PyNumber_Or(v, w);
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case LIST_APPEND:
+ TARGET(LIST_APPEND)
+ {
w = POP();
v = PEEK(oparg);
err = PyList_Append(v, w);
Py_DECREF(w);
if (err == 0) {
PREDICT(JUMP_ABSOLUTE);
- continue;
+ DISPATCH();
}
break;
+ }
- case SET_ADD:
+ TARGET(SET_ADD)
+ {
w = POP();
v = stack_pointer[-oparg];
err = PySet_Add(v, w);
Py_DECREF(w);
if (err == 0) {
PREDICT(JUMP_ABSOLUTE);
- continue;
+ DISPATCH();
}
break;
+ }
- case INPLACE_POWER:
+ TARGET_NOARG(INPLACE_POWER)
+ {
w = POP();
v = TOP();
x = PyNumber_InPlacePower(v, w, Py_None);
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case INPLACE_MULTIPLY:
+ TARGET_NOARG(INPLACE_MULTIPLY)
+ {
w = POP();
v = TOP();
x = PyNumber_InPlaceMultiply(v, w);
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case INPLACE_DIVIDE:
+ TARGET_NOARG(INPLACE_DIVIDE)
+ {
if (!_Py_QnewFlag) {
w = POP();
v = TOP();
@@ -1498,42 +1669,50 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
}
+ }
/* -Qnew is in effect: fall through to
INPLACE_TRUE_DIVIDE */
- case INPLACE_TRUE_DIVIDE:
+ TARGET_NOARG(INPLACE_TRUE_DIVIDE)
+ {
w = POP();
v = TOP();
x = PyNumber_InPlaceTrueDivide(v, w);
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case INPLACE_FLOOR_DIVIDE:
+ TARGET_NOARG(INPLACE_FLOOR_DIVIDE)
+ {
w = POP();
v = TOP();
x = PyNumber_InPlaceFloorDivide(v, w);
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case INPLACE_MODULO:
+ TARGET_NOARG(INPLACE_MODULO)
+ {
w = POP();
v = TOP();
x = PyNumber_InPlaceRemainder(v, w);
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case INPLACE_ADD:
+ TARGET_NOARG(INPLACE_ADD)
+ {
w = POP();
v = TOP();
if (PyInt_CheckExact(v) && PyInt_CheckExact(w)) {
@@ -1560,10 +1739,12 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
skip_decref_v:
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case INPLACE_SUBTRACT:
+ TARGET_NOARG(INPLACE_SUBTRACT)
+ {
w = POP();
v = TOP();
if (PyInt_CheckExact(v) && PyInt_CheckExact(w)) {
@@ -1583,63 +1764,78 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case INPLACE_LSHIFT:
+ TARGET_NOARG(INPLACE_LSHIFT)
+ {
w = POP();
v = TOP();
x = PyNumber_InPlaceLshift(v, w);
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case INPLACE_RSHIFT:
+ TARGET_NOARG(INPLACE_RSHIFT)
+ {
w = POP();
v = TOP();
x = PyNumber_InPlaceRshift(v, w);
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case INPLACE_AND:
+ TARGET_NOARG(INPLACE_AND)
+ {
w = POP();
v = TOP();
x = PyNumber_InPlaceAnd(v, w);
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case INPLACE_XOR:
+ TARGET_NOARG(INPLACE_XOR)
+ {
w = POP();
v = TOP();
x = PyNumber_InPlaceXor(v, w);
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case INPLACE_OR:
+ TARGET_NOARG(INPLACE_OR)
+ {
w = POP();
v = TOP();
x = PyNumber_InPlaceOr(v, w);
Py_DECREF(v);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case SLICE+0:
- case SLICE+1:
- case SLICE+2:
- case SLICE+3:
+
+
+ TARGET_WITH_IMPL_NOARG(SLICE, _slice)
+ TARGET_WITH_IMPL_NOARG(SLICE_1, _slice)
+ TARGET_WITH_IMPL_NOARG(SLICE_2, _slice)
+ TARGET_WITH_IMPL_NOARG(SLICE_3, _slice)
+ _slice:
+ {
if ((opcode-SLICE) & 2)
w = POP();
else
@@ -1654,13 +1850,17 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
Py_XDECREF(v);
Py_XDECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
-
- case STORE_SLICE+0:
- case STORE_SLICE+1:
- case STORE_SLICE+2:
- case STORE_SLICE+3:
+ }
+
+
+ TARGET_WITH_IMPL_NOARG(STORE_SLICE, _store_slice)
+ TARGET_WITH_IMPL_NOARG(STORE_SLICE_1, _store_slice)
+ TARGET_WITH_IMPL_NOARG(STORE_SLICE_2, _store_slice)
+ TARGET_WITH_IMPL_NOARG(STORE_SLICE_3, _store_slice)
+ _store_slice:
+ {
if ((opcode-STORE_SLICE) & 2)
w = POP();
else
@@ -1676,13 +1876,17 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
Py_DECREF(u);
Py_XDECREF(v);
Py_XDECREF(w);
- if (err == 0) continue;
+ if (err == 0) DISPATCH();
break;
+ }
- case DELETE_SLICE+0:
- case DELETE_SLICE+1:
- case DELETE_SLICE+2:
- case DELETE_SLICE+3:
+
+ TARGET_WITH_IMPL_NOARG(DELETE_SLICE, _delete_slice)
+ TARGET_WITH_IMPL_NOARG(DELETE_SLICE_1, _delete_slice)
+ TARGET_WITH_IMPL_NOARG(DELETE_SLICE_2, _delete_slice)
+ TARGET_WITH_IMPL_NOARG(DELETE_SLICE_3, _delete_slice)
+ _delete_slice:
+ {
if ((opcode-DELETE_SLICE) & 2)
w = POP();
else
@@ -1697,10 +1901,12 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
Py_DECREF(u);
Py_XDECREF(v);
Py_XDECREF(w);
- if (err == 0) continue;
+ if (err == 0) DISPATCH();
break;
+ }
- case STORE_SUBSCR:
+ TARGET_NOARG(STORE_SUBSCR)
+ {
w = TOP();
v = SECOND();
u = THIRD();
@@ -1710,10 +1916,12 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
Py_DECREF(u);
Py_DECREF(v);
Py_DECREF(w);
- if (err == 0) continue;
+ if (err == 0) DISPATCH();
break;
+ }
- case DELETE_SUBSCR:
+ TARGET_NOARG(DELETE_SUBSCR)
+ {
w = TOP();
v = SECOND();
STACKADJ(-2);
@@ -1721,10 +1929,12 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
err = PyObject_DelItem(v, w);
Py_DECREF(v);
Py_DECREF(w);
- if (err == 0) continue;
+ if (err == 0) DISPATCH();
break;
+ }
- case PRINT_EXPR:
+ TARGET_NOARG(PRINT_EXPR)
+ {
v = POP();
w = PySys_GetObject("displayhook");
if (w == NULL) {
@@ -1747,12 +1957,16 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
Py_DECREF(v);
Py_XDECREF(x);
break;
+ }
- case PRINT_ITEM_TO:
+ TARGET_NOARG(PRINT_ITEM_TO)
+ {
w = stream = POP();
/* fall through to PRINT_ITEM */
+ }
- case PRINT_ITEM:
+ TARGET_NOARG(PRINT_ITEM)
+ {
v = POP();
if (stream == NULL || stream == Py_None) {
w = PySys_GetObject("stdout");
@@ -1798,16 +2012,20 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
Py_DECREF(v);
Py_XDECREF(stream);
stream = NULL;
- if (err == 0)
- continue;
+ if (err == 0) DISPATCH();
break;
+ }
- case PRINT_NEWLINE_TO:
+ TARGET_NOARG(PRINT_NEWLINE_TO)
+ {
w = stream = POP();
/* fall through to PRINT_NEWLINE */
+ }
- case PRINT_NEWLINE:
- if (stream == NULL || stream == Py_None) {
+ TARGET_NOARG(PRINT_NEWLINE)
+ {
+ if (stream == NULL || stream == Py_None)
+ {
w = PySys_GetObject("stdout");
if (w == NULL) {
PyErr_SetString(PyExc_RuntimeError,
@@ -1827,12 +2045,14 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
Py_XDECREF(stream);
stream = NULL;
break;
-
+ }
#ifdef CASE_TOO_BIG
default: switch (opcode) {
#endif
- case RAISE_VARARGS:
+
+ TARGET(RAISE_VARARGS)
+ {
u = v = w = NULL;
switch (oparg) {
case 3:
@@ -1853,28 +2073,37 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
break;
}
break;
+ }
- case LOAD_LOCALS:
- if ((x = f->f_locals) != NULL) {
+ TARGET_NOARG(LOAD_LOCALS)
+ {
+ if ((x = f->f_locals) != NULL)
+ {
Py_INCREF(x);
PUSH(x);
- continue;
+ DISPATCH();
}
PyErr_SetString(PyExc_SystemError, "no locals");
break;
+ }
- case RETURN_VALUE:
+ TARGET_NOARG(RETURN_VALUE)
+ {
retval = POP();
why = WHY_RETURN;
goto fast_block_end;
+ }
- case YIELD_VALUE:
+ TARGET_NOARG(YIELD_VALUE)
+ {
retval = POP();
f->f_stacktop = stack_pointer;
why = WHY_YIELD;
goto fast_yield;
+ }
- case EXEC_STMT:
+ TARGET_NOARG(EXEC_STMT)
+ {
w = TOP();
v = SECOND();
u = THIRD();
@@ -1886,8 +2115,10 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
Py_DECREF(v);
Py_DECREF(w);
break;
+ }
- case POP_BLOCK:
+ TARGET_NOARG(POP_BLOCK)
+ {
{
PyTryBlock *b = PyFrame_BlockPop(f);
while (STACK_LEVEL() > b->b_level) {
@@ -1895,10 +2126,12 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
Py_DECREF(v);
}
}
- continue;
+ DISPATCH();
+ }
PREDICTED(END_FINALLY);
- case END_FINALLY:
+ TARGET_NOARG(END_FINALLY)
+ {
v = POP();
if (PyInt_Check(v)) {
why = (enum why_code) PyInt_AS_LONG(v);
@@ -1922,8 +2155,10 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
}
Py_DECREF(v);
break;
+ }
- case BUILD_CLASS:
+ TARGET_NOARG(BUILD_CLASS)
+ {
u = TOP();
v = SECOND();
w = THIRD();
@@ -1934,8 +2169,10 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
Py_DECREF(v);
Py_DECREF(w);
break;
+ }
- case STORE_NAME:
+ TARGET(STORE_NAME)
+ {
w = GETITEM(names, oparg);
v = POP();
if ((x = f->f_locals) != NULL) {
@@ -1944,7 +2181,7 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
else
err = PyObject_SetItem(x, w, v);
Py_DECREF(v);
- if (err == 0) continue;
+ if (err == 0) DISPATCH();
break;
}
t = PyObject_Repr(w);
@@ -1955,8 +2192,10 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
PyString_AS_STRING(t));
Py_DECREF(t);
break;
+ }
- case DELETE_NAME:
+ TARGET(DELETE_NAME)
+ {
w = GETITEM(names, oparg);
if ((x = f->f_locals) != NULL) {
if ((err = PyObject_DelItem(x, w)) != 0)
@@ -1973,9 +2212,11 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
PyString_AS_STRING(w));
Py_DECREF(t);
break;
+ }
PREDICTED_WITH_ARG(UNPACK_SEQUENCE);
- case UNPACK_SEQUENCE:
+ TARGET(UNPACK_SEQUENCE)
+ {
v = POP();
if (PyTuple_CheckExact(v) &&
PyTuple_GET_SIZE(v) == oparg) {
@@ -1987,7 +2228,7 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
PUSH(w);
}
Py_DECREF(v);
- continue;
+ DISPATCH();
} else if (PyList_CheckExact(v) &&
PyList_GET_SIZE(v) == oparg) {
PyObject **items = \
@@ -2006,8 +2247,11 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
}
Py_DECREF(v);
break;
+ }
+
- case STORE_ATTR:
+ TARGET(STORE_ATTR)
+ {
w = GETITEM(names, oparg);
v = TOP();
u = SECOND();
@@ -2015,33 +2259,42 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
err = PyObject_SetAttr(v, w, u); /* v.w = u */
Py_DECREF(v);
Py_DECREF(u);
- if (err == 0) continue;
+ if (err == 0) DISPATCH();
break;
+ }
- case DELETE_ATTR:
+ TARGET(DELETE_ATTR)
+ {
w = GETITEM(names, oparg);
v = POP();
err = PyObject_SetAttr(v, w, (PyObject *)NULL);
/* del v.w */
Py_DECREF(v);
break;
+ }
+
- case STORE_GLOBAL:
+ TARGET(STORE_GLOBAL)
+ {
w = GETITEM(names, oparg);
v = POP();
err = PyDict_SetItem(f->f_globals, w, v);
Py_DECREF(v);
- if (err == 0) continue;
+ if (err == 0) DISPATCH();
break;
+ }
- case DELETE_GLOBAL:
+ TARGET(DELETE_GLOBAL)
+ {
w = GETITEM(names, oparg);
if ((err = PyDict_DelItem(f->f_globals, w)) != 0)
format_exc_check_arg(
PyExc_NameError, GLOBAL_NAME_ERROR_MSG, w);
break;
+ }
- case LOAD_NAME:
+ TARGET(LOAD_NAME)
+ {
w = GETITEM(names, oparg);
if ((v = f->f_locals) == NULL) {
why = WHY_EXCEPTION;
@@ -2081,9 +2334,11 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
Py_INCREF(x);
}
PUSH(x);
- continue;
+ DISPATCH();
+ }
- case LOAD_GLOBAL:
+ TARGET(LOAD_GLOBAL)
+ {
w = GETITEM(names, oparg);
if (PyString_CheckExact(w)) {
/* Inline the PyDict_GetItem() calls.
@@ -2103,7 +2358,7 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
if (x != NULL) {
Py_INCREF(x);
PUSH(x);
- continue;
+ DISPATCH();
}
d = (PyDictObject *)(f->f_builtins);
e = d->ma_lookup(d, w, hash);
@@ -2115,7 +2370,7 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
if (x != NULL) {
Py_INCREF(x);
PUSH(x);
- continue;
+ DISPATCH();
}
goto load_global_error;
}
@@ -2134,13 +2389,15 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
}
Py_INCREF(x);
PUSH(x);
- continue;
+ DISPATCH();
+ }
- case DELETE_FAST:
+ TARGET(DELETE_FAST)
+ {
x = GETLOCAL(oparg);
if (x != NULL) {
SETLOCAL(oparg, NULL);
- continue;
+ DISPATCH();
}
format_exc_check_arg(
PyExc_UnboundLocalError,
@@ -2148,20 +2405,24 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
PyTuple_GetItem(co->co_varnames, oparg)
);
break;
+ }
- case LOAD_CLOSURE:
+ TARGET(LOAD_CLOSURE)
+ {
x = freevars[oparg];
Py_INCREF(x);
PUSH(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case LOAD_DEREF:
+ TARGET(LOAD_DEREF)
+ {
x = freevars[oparg];
w = PyCell_Get(x);
if (w != NULL) {
PUSH(w);
- continue;
+ DISPATCH();
}
err = -1;
/* Don't stomp existing exception */
@@ -2181,15 +2442,19 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
UNBOUNDFREE_ERROR_MSG, v);
}
break;
+ }
- case STORE_DEREF:
+ TARGET(STORE_DEREF)
+ {
w = POP();
x = freevars[oparg];
PyCell_Set(x, w);
Py_DECREF(w);
- continue;
+ DISPATCH();
+ }
- case BUILD_TUPLE:
+ TARGET(BUILD_TUPLE)
+ {
x = PyTuple_New(oparg);
if (x != NULL) {
for (; --oparg >= 0;) {
@@ -2197,11 +2462,13 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
PyTuple_SET_ITEM(x, oparg, w);
}
PUSH(x);
- continue;
+ DISPATCH();
}
break;
+ }
- case BUILD_LIST:
+ TARGET(BUILD_LIST)
+ {
x = PyList_New(oparg);
if (x != NULL) {
for (; --oparg >= 0;) {
@@ -2209,11 +2476,13 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
PyList_SET_ITEM(x, oparg, w);
}
PUSH(x);
- continue;
+ DISPATCH();
}
break;
+ }
- case BUILD_SET:
+ TARGET(BUILD_SET)
+ {
x = PySet_New(NULL);
if (x != NULL) {
for (; --oparg >= 0;) {
@@ -2227,18 +2496,21 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
break;
}
PUSH(x);
- continue;
+ DISPATCH();
}
break;
+ }
-
- case BUILD_MAP:
+ TARGET(BUILD_MAP)
+ {
x = _PyDict_NewPresized((Py_ssize_t)oparg);
PUSH(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case STORE_MAP:
+ TARGET_NOARG(STORE_MAP)
+ {
w = TOP(); /* key */
u = SECOND(); /* value */
v = THIRD(); /* dict */
@@ -2247,10 +2519,12 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
err = PyDict_SetItem(v, w, u); /* v[w] = u */
Py_DECREF(u);
Py_DECREF(w);
- if (err == 0) continue;
+ if (err == 0) DISPATCH();
break;
+ }
- case MAP_ADD:
+ TARGET(MAP_ADD)
+ {
w = TOP(); /* key */
u = SECOND(); /* value */
STACKADJ(-2);
@@ -2261,20 +2535,24 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
Py_DECREF(w);
if (err == 0) {
PREDICT(JUMP_ABSOLUTE);
- continue;
+ DISPATCH();
}
break;
+ }
- case LOAD_ATTR:
+ TARGET(LOAD_ATTR)
+ {
w = GETITEM(names, oparg);
v = TOP();
x = PyObject_GetAttr(v, w);
Py_DECREF(v);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case COMPARE_OP:
+ TARGET(COMPARE_OP)
+ {
w = POP();
v = TOP();
if (PyInt_CheckExact(w) && PyInt_CheckExact(v)) {
@@ -2307,9 +2585,11 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
if (x == NULL) break;
PREDICT(POP_JUMP_IF_FALSE);
PREDICT(POP_JUMP_IF_TRUE);
- continue;
+ DISPATCH();
+ }
- case IMPORT_NAME:
+ TARGET(IMPORT_NAME)
+ {
w = GETITEM(names, oparg);
x = PyDict_GetItemString(f->f_builtins, "__import__");
if (x == NULL) {
@@ -2350,10 +2630,12 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
READ_TIMESTAMP(intr1);
Py_DECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case IMPORT_STAR:
+ TARGET_NOARG(IMPORT_STAR)
+ {
v = POP();
PyFrame_FastToLocals(f);
if ((x = f->f_locals) == NULL) {
@@ -2366,34 +2648,40 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
READ_TIMESTAMP(intr1);
PyFrame_LocalsToFast(f, 0);
Py_DECREF(v);
- if (err == 0) continue;
+ if (err == 0) DISPATCH();
break;
+ }
- case IMPORT_FROM:
+ TARGET(IMPORT_FROM)
+ {
w = GETITEM(names, oparg);
v = TOP();
READ_TIMESTAMP(intr0);
x = import_from(v, w);
READ_TIMESTAMP(intr1);
PUSH(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case JUMP_FORWARD:
+ TARGET(JUMP_FORWARD)
+ {
JUMPBY(oparg);
- goto fast_next_opcode;
+ FAST_DISPATCH();
+ }
PREDICTED_WITH_ARG(POP_JUMP_IF_FALSE);
- case POP_JUMP_IF_FALSE:
+ TARGET(POP_JUMP_IF_FALSE)
+ {
w = POP();
if (w == Py_True) {
Py_DECREF(w);
- goto fast_next_opcode;
+ FAST_DISPATCH();
}
if (w == Py_False) {
Py_DECREF(w);
JUMPTO(oparg);
- goto fast_next_opcode;
+ FAST_DISPATCH();
}
err = PyObject_IsTrue(w);
Py_DECREF(w);
@@ -2403,19 +2691,21 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
JUMPTO(oparg);
else
break;
- continue;
+ DISPATCH();
+ }
PREDICTED_WITH_ARG(POP_JUMP_IF_TRUE);
- case POP_JUMP_IF_TRUE:
+ TARGET(POP_JUMP_IF_TRUE)
+ {
w = POP();
if (w == Py_False) {
Py_DECREF(w);
- goto fast_next_opcode;
+ FAST_DISPATCH();
}
if (w == Py_True) {
Py_DECREF(w);
JUMPTO(oparg);
- goto fast_next_opcode;
+ FAST_DISPATCH();
}
err = PyObject_IsTrue(w);
Py_DECREF(w);
@@ -2427,18 +2717,20 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
;
else
break;
- continue;
+ DISPATCH();
+ }
- case JUMP_IF_FALSE_OR_POP:
+ TARGET(JUMP_IF_FALSE_OR_POP)
+ {
w = TOP();
if (w == Py_True) {
STACKADJ(-1);
Py_DECREF(w);
- goto fast_next_opcode;
+ FAST_DISPATCH();
}
if (w == Py_False) {
JUMPTO(oparg);
- goto fast_next_opcode;
+ FAST_DISPATCH();
}
err = PyObject_IsTrue(w);
if (err > 0) {
@@ -2450,18 +2742,20 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
JUMPTO(oparg);
else
break;
- continue;
+ DISPATCH();
+ }
- case JUMP_IF_TRUE_OR_POP:
+ TARGET(JUMP_IF_TRUE_OR_POP)
+ {
w = TOP();
if (w == Py_False) {
STACKADJ(-1);
Py_DECREF(w);
- goto fast_next_opcode;
+ FAST_DISPATCH();
}
if (w == Py_True) {
JUMPTO(oparg);
- goto fast_next_opcode;
+ FAST_DISPATCH();
}
err = PyObject_IsTrue(w);
if (err > 0) {
@@ -2474,10 +2768,12 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
}
else
break;
- continue;
+ DISPATCH();
+ }
PREDICTED_WITH_ARG(JUMP_ABSOLUTE);
- case JUMP_ABSOLUTE:
+ TARGET(JUMP_ABSOLUTE)
+ {
JUMPTO(oparg);
#if FAST_LOOPS
/* Enabling this path speeds-up all while and for-loops by bypassing
@@ -2489,10 +2785,12 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
*/
goto fast_next_opcode;
#else
- continue;
+ DISPATCH();
#endif
+ }
- case GET_ITER:
+ TARGET_NOARG(GET_ITER)
+ {
/* before: [obj]; after [getiter(obj)] */
v = TOP();
x = PyObject_GetIter(v);
@@ -2500,13 +2798,15 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
if (x != NULL) {
SET_TOP(x);
PREDICT(FOR_ITER);
- continue;
+ DISPATCH();
}
STACKADJ(-1);
break;
+ }
PREDICTED_WITH_ARG(FOR_ITER);
- case FOR_ITER:
+ TARGET(FOR_ITER)
+ {
/* before: [iter]; after: [iter, iter()] *or* [] */
v = TOP();
x = (*v->ob_type->tp_iternext)(v);
@@ -2514,7 +2814,7 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
PUSH(x);
PREDICT(STORE_FAST);
PREDICT(UNPACK_SEQUENCE);
- continue;
+ DISPATCH();
}
if (PyErr_Occurred()) {
if (!PyErr_ExceptionMatches(
@@ -2526,13 +2826,17 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
x = v = POP();
Py_DECREF(v);
JUMPBY(oparg);
- continue;
+ DISPATCH();
+ }
- case BREAK_LOOP:
+ TARGET_NOARG(BREAK_LOOP)
+ {
why = WHY_BREAK;
goto fast_block_end;
+ }
- case CONTINUE_LOOP:
+ TARGET(CONTINUE_LOOP)
+ {
retval = PyInt_FromLong(oparg);
if (!retval) {
x = NULL;
@@ -2540,10 +2844,13 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
}
why = WHY_CONTINUE;
goto fast_block_end;
+ }
- case SETUP_LOOP:
- case SETUP_EXCEPT:
- case SETUP_FINALLY:
+ TARGET_WITH_IMPL(SETUP_LOOP, _setup_finally)
+ TARGET_WITH_IMPL(SETUP_EXCEPT, _setup_finally)
+ TARGET(SETUP_FINALLY)
+ _setup_finally:
+ {
/* NOTE: If you add any new block-setup opcodes that
are not try/except/finally handlers, you may need
to update the PyGen_NeedsFinalizing() function.
@@ -2551,9 +2858,13 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
PyFrame_BlockSetup(f, opcode, INSTR_OFFSET() + oparg,
STACK_LEVEL());
- continue;
+ DISPATCH();
+ }
+
+
- case SETUP_WITH:
+ TARGET(SETUP_WITH)
+ {
{
static PyObject *exit, *enter;
w = TOP();
@@ -2579,10 +2890,11 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
STACK_LEVEL());
PUSH(x);
- continue;
+ DISPATCH();
+ }
}
- case WITH_CLEANUP:
+ TARGET_NOARG(WITH_CLEANUP)
{
/* At the top of the stack are 1-3 values indicating
how/why we entered the finally clause:
@@ -2670,7 +2982,7 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
break;
}
- case CALL_FUNCTION:
+ TARGET(CALL_FUNCTION)
{
PyObject **sp;
PCALL(PCALL_ALL);
@@ -2682,14 +2994,14 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
#endif
stack_pointer = sp;
PUSH(x);
- if (x != NULL)
- continue;
+ if (x != NULL) DISPATCH();
break;
}
- case CALL_FUNCTION_VAR:
- case CALL_FUNCTION_KW:
- case CALL_FUNCTION_VAR_KW:
+ TARGET_WITH_IMPL(CALL_FUNCTION_VAR, _call_function_var_kw)
+ TARGET_WITH_IMPL(CALL_FUNCTION_KW, _call_function_var_kw)
+ TARGET(CALL_FUNCTION_VAR_KW)
+ _call_function_var_kw:
{
int na = oparg & 0xff;
int nk = (oparg>>8) & 0xff;
@@ -2727,12 +3039,13 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
Py_DECREF(w);
}
PUSH(x);
- if (x != NULL)
- continue;
+ if (x != NULL) DISPATCH();
break;
}
- case MAKE_FUNCTION:
+
+ TARGET(MAKE_FUNCTION)
+ {
v = POP(); /* code object */
x = PyFunction_New(v, f->f_globals);
Py_DECREF(v);
@@ -2753,8 +3066,9 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
}
PUSH(x);
break;
+ }
- case MAKE_CLOSURE:
+ TARGET(MAKE_CLOSURE)
{
v = POP(); /* code object */
x = PyFunction_New(v, f->f_globals);
@@ -2789,7 +3103,8 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
break;
}
- case BUILD_SLICE:
+ TARGET(BUILD_SLICE)
+ {
if (oparg == 3)
w = POP();
else
@@ -2801,14 +3116,20 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
Py_DECREF(v);
Py_XDECREF(w);
SET_TOP(x);
- if (x != NULL) continue;
+ if (x != NULL) DISPATCH();
break;
+ }
- case EXTENDED_ARG:
+ TARGET(EXTENDED_ARG)
+ {
opcode = NEXTOP();
oparg = oparg<<16 | NEXTARG();
goto dispatch_opcode;
+ }
+#if USE_COMPUTED_GOTOS
+ _unknown_opcode:
+#endif
default:
fprintf(stderr,
"XXX lineno: %d, opcode: %d\n",
generated by cgit v0.12 at 2025-08-30 05:18:32 (GMT)