8000 gh-126835: Move constant subscript folding to CFG by WolframAlph · Pull Request #129568 · python/cpython · GitHub
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gh-126835: Move constant subscript folding to CFG #129568

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Merged
merged 10 commits into from
Feb 4, 2025
Merged

gh-126835: Move constant subscript folding to CFG #129568

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90a3196
move constant subscript folding to CFG
WolframAlph Feb 2, 2025
825c75d
update comment
WolframAlph Feb 2, 2025
5e3eeec
address review
WolframAlph Feb 2, 2025
bfb913c
add more tests
WolframAlph Feb 2, 2025
4c861c2
remove previous tests
WolframAlph Feb 2, 2025
729e813
Update Python/flowgraph.c
WolframAlph Feb 2, 2025
a4c8db6
add _PY_IS_SMALL_INT macro
WolframAlph Feb 3, 2025
5ad6781
update `test_folding_subscript`
WolframAlph Feb 3, 2025
59423b5
add `test_constant_folding_small_int`
WolframAlph Feb 3, 2025
a9a1ee6
fix styling
WolframAlph Feb 3, 2025
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Update Python/flowgraph.c 
Co-authored-by: Irit Katriel <1055913+iritkatriel@users.noreply.github.com>
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@WolframAlph @iritkatriel
WolframAlph and iritkatriel authored Feb 2, 2025
commit 729e813cae841616bcc70195c4a0b02a101c21b8
2 changes: 1 addition & 1 deletion Python/flowgraph.c
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Expand Up @@ -1473,7 +1473,7 @@ find_load_const_pair(basicblock *bb, int start, cfg_instr **first, cfg_instr **s
/* Determine opcode & oparg for freshly folded constant. */
static int
newop_from_folded(PyObject *newconst, PyObject *consts,
PyObject *const_cache, int *newopcode, int *newoparg)
PyObject *const_cache, int *newopcode, int *newoparg)
{
if (PyLong_CheckExact(newconst)) {
int overflow;
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