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37 GH-135904: Improve the JIT's performance on macOS by brandtbucher · Pull Request #136528 · python/cpython · GitHub
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GH-135904: Improve the JIT's performance on macOS #136528

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Merged
merged 8 commits into from
Jul 14, 2025
Merged

GH-135904: Improve the JIT's performance on macOS #136528

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aa2b0df
Make jump targets local instead of extern
brandtbucher Jul 7, 2025
3a6c20d
Add __attribute__((visibility("hidden")))
brandtbucher Jul 8, 2025
3ff9ee7
Rework AArch64 alignment
brandtbucher Jul 8, 2025
d66cc85
fixup
brandtbucher Jul 8, 2025
1f6bdfc
fixup
brandtbucher Jul 8, 2025
cff0f09
Detect ";" comments
brandtbucher Jul 8, 2025
997a858
Handle symbol and label prefixes in a principled way
brandtbucher Jul 9, 2025
9544d5d
Fix mypy
brandtbucher Jul 11, 2025
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Detect ";" comments
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@brandtbucher
brandtbucher committed Jul 8, 2025
commit cff0f0946fc0c41f96ecb2021634816662d923a1
2 changes: 1 addition & 1 deletion Tools/jit/_optimizers.py
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Expand Up @@ -77,7 +77,7 @@ class Optimizer:
_labels: dict[str, _Block] = dataclasses.field(init=False, default_factory=dict)
# No groups:
_re_noninstructions: typing.ClassVar[re.Pattern[str]] = re.compile(
r"\s*(?:\.|#|//|$)"
r"\s*(?:\.|#|//|;|$)"
)
# One group (label):
_re_label: typing.ClassVar[re.Pattern[str]] = re.compile(
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2 changes: 1 addition & 1 deletion Tools/jit/_targets.py
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Expand Up @@ -430,7 +430,7 @@ def _handle_section(
name = name.removeprefix(self.prefix)
if "Debug" in flags:
return
if "SomeInstructions" in flags:
if "PureInstructions" in flags:
value = _stencils.HoleValue.CODE
stencil = group.code
start_address = 0
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