8000 gh-115685: Type/values propagate for TO_BOOL in tier 2 by Fidget-Spinner · Pull Request #115686 · python/cpython · GitHub
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gh-115685: Type/values propagate for TO_BOOL in tier 2 #115686

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Merged
merged 16 commits into from
Feb 29, 2024
Merged

gh-115685: Type/values propagate for TO_BOOL in tier 2 #115686

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1c6517f
Type/values propagate for TO_BOOL in tier 2
Fidget-Spinner Feb 19, 2024
7dba454
Apply suggestions
Fidget-Spinner Feb 20, 2024
8c4d253
use OUT_OF_SPACE_IF_NULL
Fidget-Spinner Feb 20, 2024
6d35c16
Address review
Fidget-Spinner Feb 21, 2024
e909451
Address Mark's review
Fidget-Spinner Feb 21, 2024
3315ac5
partially address review
Fidget-Spinner Feb 21, 2024
6c92d35
apply suggestions
Fidget-Spinner Feb 22, 2024
2c9e9d1
Merge remote-tracking branch 'upstream/main' into to_bool_tier2
Fidget-Spinner Feb 22, 2024
6018440
fix compilation problems
Fidget-Spinner Feb 23, 2024
7a480e8
Forgot sym_is_const
Fidget-Spinner Feb 23, 2024
5212231
remove unneded code
Fidget-Spinner Feb 28, 2024
f0a7fdf
Merge remote-tracking branch 'upstream/main' into to_bool_tier2
Fidget-Spinner Feb 28, 2024
4c9c97b
Merge upstream changes
Fidget-Spinner Feb 28, 2024
7025620
Merge remote-tracking branch 'upstream/main' into to_bool_tier2
Fidget-Spinner Feb 29, 2024
6ddc97c
check for bottom
Fidget-Spinner Feb 29, 2024
cdd15bd
add space
Fidget-Spinner Feb 29, 2024
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Merge upstream changes
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@Fidget-Spinner
Fidget-Spinner committed Feb 28, 2024
commit 4c9c97bbabbf7397afc44b34c0f1443a8a056afe
3 changes: 1 addition & 2 deletions Python/bytecodes.c
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Original file line number Diff line number Diff line change
Expand Up @@ -4042,8 +4042,7 @@ dummy_func(
tier2 pure op(_LOAD_CONST_INLINE_BORROW, (ptr/4 -- value)) {
value = ptr;
}
pure op (_POP_TOP_LOAD_CONST_INLINE_BORROW, (ptr/4, pop -- value)) {
TIER_TWO_ONLY;
tier2 pure op (_POP_TOP_LOAD_CONST_INLINE_BORROW, (ptr/4, pop -- value)) {
Py_DECREF(pop);
value = ptr;
}
Expand Down
1 change: 0 additions & 1 deletion Python/executor_cases.c.h
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7 changes: 0 additions & 7 deletions Python/optimizer_analysis.c
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Original file line number Diff line number Diff line change
Expand Up @@ -275,13 +275,6 @@ remove_globals(_PyInterpreterFrame *frame, _PyUOpInstruction *buffer,
} \
} while (0);

#define ERROR_IF(COND, LABEL) \
do { \
if (COND) { \
goto LABEL; \
} \
} while (0);

#define _LOAD_ATTR_NOT_NULL \
do { \
OUT_OF_SPACE_IF_NULL(attr = _Py_uop_sym_new_not_null(ctx)); \
Expand Down
46 changes: 30 additions & 16 deletions Python/optimizer_bytecodes.c
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Original file line number Diff line number Diff line change
Expand Up @@ -112,7 +112,9 @@ dummy_func(void) {
assert(PyLong_CheckExact(sym_get_const(right)));
PyObject *temp = _PyLong_Add((PyLongObject *)sym_get_const(left),
(PyLongObject *)sym_get_const(right));
ERROR_IF(temp == NULL, error);
if (temp == NULL) {
goto error;
}
OUT_OF_SPACE_IF_NULL(res = sym_new_const(ctx, temp));
// TODO gh-115506:
// replace opcode with constant propagated one and add tests!
Expand All @@ -128,7 +130,9 @@ dummy_func(void) {
assert(PyLong_CheckExact(sym_get_const(right)));
PyObject *temp = _PyLong_Subtract((PyLongObject *)sym_get_const(left),
(PyLongObject *)sym_get_const(right));
ERROR_IF(temp == NULL, error);
if (temp == NULL) {
goto error;
}
OUT_OF_SPACE_IF_NULL(res = sym_new_const(ctx, temp));
// TODO gh-115506:
// replace opcode with constant propagated one and add tests!
Expand All @@ -144,7 +148,9 @@ dummy_func(void) {
assert(PyLong_CheckExact(sym_get_const(right)));
PyObject *temp = _PyLong_Multiply((PyLongObject *)sym_get_const(left),
(PyLongObject *)sym_get_const(right));
ERROR_IF(temp == NULL, error);
if (temp == NULL) {
goto error;
}
OUT_OF_SPACE_IF_NULL(res = sym_new_const(ctx, temp));
// TODO gh-115506:
// replace opcode with constant propagated one and add tests!
Expand All @@ -161,7 +167,9 @@ dummy_func(void) {
PyObject *temp = PyFloat_FromDouble(
PyFloat_AS_DOUBLE(sym_get_const(left)) +
PyFloat_AS_DOUBLE(sym_get_const(right)));
ERROR_IF(temp == NULL, error);
if (temp == NULL) {
goto error;
}
OUT_OF_SPACE_IF_NULL(res = sym_new_const(ctx, temp));
// TODO gh-115506:
// replace opcode with constant propagated one and update tests!
Expand All @@ -178,7 +186,9 @@ dummy_func(void) {
PyObject *temp = PyFloat_FromDouble(
PyFloat_AS_DOUBLE(sym_get_const(left)) -
PyFloat_AS_DOUBLE(sym_get_const(right)));
ERROR_IF(temp == NULL, error);
if (temp == NULL) {
goto error;
}
OUT_OF_SPACE_IF_NULL(res = sym_new_const(ctx, temp));
// TODO gh-115506:
// replace opcode with constant propagated one and update tests!
Expand All @@ -195,7 +205,9 @@ dummy_func(void) {
PyObject *temp = PyFloat_FromDouble(
PyFloat_AS_DOUBLE(sym_get_const(left)) *
PyFloat_AS_DOUBLE(sym_get_const(right)));
ERROR_IF(temp == NULL, error);
if (temp == NULL) {
goto error;
}
OUT_OF_SPACE_IF_NULL(res = sym_new_const(ctx, temp));
// TODO gh-115506:
// replace opcode with constant propagated one and update tests!
Expand All @@ -207,7 +219,7 @@ dummy_func(void) {

op(_TO_BOOL, (value -- res)) {
(void)value;
res = sym_new_known_type(ctx, &PyBool_Type);
res = sym_new_type(ctx, &PyBool_Type);
OUT_OF_SPACE_IF_NULL(res);
}

Expand All @@ -221,41 +233,41 @@ dummy_func(void) {
}

op(_TO_BOOL_INT, (value -- res)) {
sym_set_type(value, &PyLong_Type);
if (sym_is_const(value)) {
if (sym_is_const(value) && sym_matches_type(value, &PyLong_Type)) {
PyObject *load = _PyLong_IsZero((PyLongObject *)sym_get_const(value))
? Py_False : Py_True;
REPLACE_OP(this_instr, _POP_TOP_LOAD_CONST_INLINE_BORROW, 0, (uintptr_t)load);
OUT_OF_SPACE_IF_NULL(res = sym_new_const(ctx, load));
}
else {
OUT_OF_SPACE_IF_NULL(res = sym_new_known_type(ctx, &PyBool_Type));
OUT_OF_SPACE_IF_NULL(res = sym_new_type(ctx, &PyBool_Type));
}
sym_set_type(value, &PyLong_Type);
}

op(_TO_BOOL_LIST, (value -- res)) {
sym_set_type(value, &PyList_Type);
OUT_OF_SPACE_IF_NULL(res = sym_new_known_type(ctx, &PyBool_Type));
OUT_OF_SPACE_IF_NULL(res = sym_new_type(ctx, &PyBool_Type));
}

op(_TO_BOOL_NONE, (value -- res)) {
if (sym_is_const(value) && (sym_get_const(value) == Py_None)) {
if (sym_get_const(value) == Py_None) {
REPLACE_OP(this_instr, _POP_TOP_LOAD_CONST_INLINE_BORROW, 0, (uintptr_t)Py_False);
}
sym_set_const(value, Py_None);
OUT_OF_SPACE_IF_NULL(res = sym_new_const(ctx, Py_False));
}

op(_TO_BOOL_STR, (value -- res)) {
sym_set_type(value, &PyUnicode_Type);
if (sym_is_const(value)) {
if (sym_is_const(value) && sym_matches_type(value, &PyUnicode_Type)) {
PyObject *load = sym_get_const(value) == &_Py_STR(empty) ? Py_False : Py_True;
REPLACE_OP(this_instr, _POP_TOP_LOAD_CONST_INLINE_BORROW, 0, (uintptr_t)load);
OUT_OF_SPACE_IF_NULL(res = sym_new_const(ctx, load));
}
else {
OUT_OF_SPACE_IF_NULL(res = sym_new_known_type(ctx, &PyBool_Type));
OUT_OF_SPACE_IF_NULL(res = sym_new_type(ctx, &PyBool_Type));
}
sym_set_type(value, &PyUnicode_Type);
}

op(_LOAD_CONST, (-- value)) {
Expand Down Expand Up @@ -397,7 +409,9 @@ dummy_func(void) {
(void)callable;

PyFunctionObject *func = (PyFunctionObject *)(this_instr + 2)->operand;
ERROR_IF(func == NULL, error);
if (func == NULL) {
goto error;
}
PyCodeObject *co = (PyCodeObject *)func->func_code;

assert(self_or_null != NULL);
Expand Down
46 changes: 30 additions & 16 deletions Python/optimizer_cases.c.h
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