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gh-100712: make it possible to disable specialization (for debugging) (#100713)

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Irit Katriel 2023-01-19 18:14:55 +00:00 • committed by GitHub
parent a1e051a237
commit e9ccfe4a63
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11 changed files with 87 additions and 3 deletions
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12
Python/specialize.c
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@ -276,6 +276,7 @@ static int compare_masks[] = {
void
_PyCode_Quicken(PyCodeObject *code)
{
#if ENABLE_SPECIALIZATION
int opcode = 0;
_Py_CODEUNIT *instructions = _PyCode_CODE(code);
for (int i = 0; i < Py_SIZE(code); i++) {
@ -318,6 +319,7 @@ _PyCode_Quicken(PyCodeObject *code)
}
}
}
#endif /* ENABLE_SPECIALIZATION */
}
#define SIMPLE_FUNCTION 0
@ -703,6 +705,7 @@ static int specialize_class_load_attr(PyObject* owner, _Py_CODEUNIT* instr, PyOb
void
_Py_Specialize_LoadAttr(PyObject *owner, _Py_CODEUNIT *instr, PyObject *name)
{
assert(ENABLE_SPECIALIZATION);
assert(_PyOpcode_Caches[LOAD_ATTR] == INLINE_CACHE_ENTRIES_LOAD_ATTR);
_PyAttrCache *cache = (_PyAttrCache *)(instr + 1);
PyTypeObject *type = Py_TYPE(owner);
@ -875,6 +878,7 @@ success:
void
_Py_Specialize_StoreAttr(PyObject *owner, _Py_CODEUNIT *instr, PyObject *name)
{
assert(ENABLE_SPECIALIZATION);
assert(_PyOpcode_Caches[STORE_ATTR] == INLINE_CACHE_ENTRIES_STORE_ATTR);
_PyAttrCache *cache = (_PyAttrCache *)(instr + 1);
PyTypeObject *type = Py_TYPE(owner);
@ -1146,6 +1150,7 @@ _Py_Specialize_LoadGlobal(
PyObject *globals, PyObject *builtins,
_Py_CODEUNIT *instr, PyObject *name)
{
assert(ENABLE_SPECIALIZATION);
assert(_PyOpcode_Caches[LOAD_GLOBAL] == INLINE_CACHE_ENTRIES_LOAD_GLOBAL);
/* Use inline cache */
_PyLoadGlobalCache *cache = (_PyLoadGlobalCache *)(instr + 1);
@ -1317,6 +1322,7 @@ void
_Py_Specialize_BinarySubscr(
PyObject *container, PyObject *sub, _Py_CODEUNIT *instr)
{
assert(ENABLE_SPECIALIZATION);
assert(_PyOpcode_Caches[BINARY_SUBSCR] ==
INLINE_CACHE_ENTRIES_BINARY_SUBSCR);
_PyBinarySubscrCache *cache = (_PyBinarySubscrCache *)(instr + 1);
@ -1399,6 +1405,7 @@ success:
void
_Py_Specialize_StoreSubscr(PyObject *container, PyObject *sub, _Py_CODEUNIT *instr)
{
assert(ENABLE_SPECIALIZATION);
_PyStoreSubscrCache *cache = (_PyStoreSubscrCache *)(instr + 1);
PyTypeObject *container_type = Py_TYPE(container);
if (container_type == &PyList_Type) {
@ -1778,6 +1785,7 @@ void
_Py_Specialize_Call(PyObject *callable, _Py_CODEUNIT *instr, int nargs,
PyObject *kwnames)
{
assert(ENABLE_SPECIALIZATION);
assert(_PyOpcode_Caches[CALL] == INLINE_CACHE_ENTRIES_CALL);
_PyCallCache *cache = (_PyCallCache *)(instr + 1);
int fail;
@ -1896,6 +1904,7 @@ void
_Py_Specialize_BinaryOp(PyObject *lhs, PyObject *rhs, _Py_CODEUNIT *instr,
int oparg, PyObject **locals)
{
assert(ENABLE_SPECIALIZATION);
assert(_PyOpcode_Caches[BINARY_OP] == INLINE_CACHE_ENTRIES_BINARY_OP);
_PyBinaryOpCache *cache = (_PyBinaryOpCache *)(instr + 1);
switch (oparg) {
@ -2003,6 +2012,7 @@ void
_Py_Specialize_CompareAndBranch(PyObject *lhs, PyObject *rhs, _Py_CODEUNIT *instr,
int oparg)
{
assert(ENABLE_SPECIALIZATION);
assert(_PyOpcode_Caches[COMPARE_AND_BRANCH] == INLINE_CACHE_ENTRIES_COMPARE_OP);
_PyCompareOpCache *cache = (_PyCompareOpCache *)(instr + 1);
#ifndef NDEBUG
@ -2066,6 +2076,7 @@ unpack_sequence_fail_kind(PyObject *seq)
void
_Py_Specialize_UnpackSequence(PyObject *seq, _Py_CODEUNIT *instr, int oparg)
{
assert(ENABLE_SPECIALIZATION);
assert(_PyOpcode_Caches[UNPACK_SEQUENCE] ==
INLINE_CACHE_ENTRIES_UNPACK_SEQUENCE);
_PyUnpackSequenceCache *cache = (_PyUnpackSequenceCache *)(instr + 1);
@ -2175,6 +2186,7 @@ int
void
_Py_Specialize_ForIter(PyObject *iter, _Py_CODEUNIT *instr, int oparg)
{
assert(ENABLE_SPECIALIZATION);
assert(_PyOpcode_Caches[FOR_ITER] == INLINE_CACHE_ENTRIES_FOR_ITER);
_PyForIterCache *cache = (_PyForIterCache *)(instr + 1);
PyTypeObject *tp = Py_TYPE(iter);