mirrors/cpython
1
0
Fork 0
mirror of https://github.com/python/cpython.git synced 2025-11-24 20:30:18 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 10

GH-131798: Remove JIT guards for dict, frozenset, list, set, and tuple (GH-132289)

Browse source
This commit is contained in:
Brandt Bucher 2025-04-09 14:32:21 -07:00 • committed by GitHub
parent d47584aae6
commit 20926c73b5
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
10 changed files with 942 additions and 543 deletions
Download patch file Download diff file Expand all files Collapse all files

74
Python/optimizer_cases.c.h generated
View file

@ -195,13 +195,32 @@
break;
}
case _GUARD_NOS_LIST: {
JitOptSymbol *nos;
nos = stack_pointer[-2];
if (sym_matches_type(nos, &PyList_Type)) {
REPLACE_OP(this_instr, _NOP, 0, 0);
}
sym_set_type(nos, &PyList_Type);
break;
}
case _GUARD_TOS_LIST: {
JitOptSymbol *tos;
tos = stack_pointer[-1];
if (sym_matches_type(tos, &PyList_Type)) {
REPLACE_OP(this_instr, _NOP, 0, 0);
}
sym_set_type(tos, &PyList_Type);
break;
}
case _TO_BOOL_LIST: {
JitOptSymbol *value;
JitOptSymbol *res;
value = stack_pointer[-1];
int already_bool = optimize_to_bool(this_instr, ctx, value, &res);
if (!already_bool) {
sym_set_type(value, &PyList_Type);
res = sym_new_type(ctx, &PyBool_Type);
}
stack_pointer[-1] = res;
@ -576,6 +595,26 @@
break;
}
case _GUARD_NOS_TUPLE: {
JitOptSymbol *nos;
nos = stack_pointer[-2];
if (sym_matches_type(nos, &PyTuple_Type)) {
REPLACE_OP(this_instr, _NOP, 0, 0);
}
sym_set_type(nos, &PyTuple_Type);
break;
}
case _GUARD_TOS_TUPLE: {
JitOptSymbol *tos;
tos = stack_pointer[-1];
if (sym_matches_type(tos, &PyTuple_Type)) {
REPLACE_OP(this_instr, _NOP, 0, 0);
}
sym_set_type(tos, &PyTuple_Type);
break;
}
case _BINARY_OP_SUBSCR_TUPLE_INT: {
JitOptSymbol *res;
res = sym_new_not_null(ctx);
@ -585,6 +624,26 @@
break;
}
case _GUARD_NOS_DICT: {
JitOptSymbol *nos;
nos = stack_pointer[-2];
if (sym_matches_type(nos, &PyDict_Type)) {
REPLACE_OP(this_instr, _NOP, 0, 0);
}
sym_set_type(nos, &PyDict_Type);
break;
}
case _GUARD_TOS_DICT: {
JitOptSymbol *tos;
tos = stack_pointer[-1];
if (sym_matches_type(tos, &PyDict_Type)) {
REPLACE_OP(this_instr, _NOP, 0, 0);
}
sym_set_type(tos, &PyDict_Type);
break;
}
case _BINARY_OP_SUBSCR_DICT: {
JitOptSymbol *res;
res = sym_new_not_null(ctx);
@ -794,7 +853,7 @@
seq = stack_pointer[-1];
values = &stack_pointer[-1];
for (int i = 0; i < oparg; i++) {
values[i] = sym_tuple_getitem(ctx, seq, i);
values[i] = sym_tuple_getitem(ctx, seq, oparg - i - 1);
}
stack_pointer += -1 + oparg;
assert(WITHIN_STACK_BOUNDS());
@ -1282,6 +1341,17 @@
break;
}
case _GUARD_TOS_ANY_SET: {
JitOptSymbol *tos;
tos = stack_pointer[-1];
if (sym_matches_type(tos, &PySet_Type) ||
sym_matches_type(tos, &PyFrozenSet_Type))
{
REPLACE_OP(this_instr, _NOP, 0, 0);
}
break;
}
case _CONTAINS_OP_SET: {
JitOptSymbol *res;
res = sym_new_type(ctx, &PyBool_Type);