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[3.14] GH-133779: Fix finding pyconfig.h on Windows JIT builds (GH-134349)#134359

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3 changes: 1 addition & 2 deletionsPCbuild/regen.targets
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Original file line numberDiff line numberDiff line change
Expand Up@@ -125,8 +125,7 @@
<JITArgsCondition="$(Platform) == 'x64'">x86_64-pc-windows-msvc</JITArgs>
<JITArgsCondition="$(Configuration) == 'Debug'">$(JITArgs) --debug</JITArgs>
</PropertyGroup>
<ExecCommand='$(PythonForBuild) "$(PySourcePath)Tools\jit\build.py" $(JITArgs)'
WorkingDirectory="$(GeneratedJitStencilsDir)"/>
<ExecCommand='$(PythonForBuild) "$(PySourcePath)Tools\jit\build.py" $(JITArgs) --output-dir "$(GeneratedJitStencilsDir)" --pyconfig-dir "$(PySourcePath)PC"'/>
</Target>
<TargetName="_CleanJIT"AfterTargets="Clean">
<DeleteFiles="@(_JITOutputs)"/>
Expand Down
16 changes: 8 additions & 8 deletionsTools/jit/_targets.py
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Original file line numberDiff line numberDiff line change
Expand Up@@ -47,6 +47,7 @@ class _Target(typing.Generic[_S, _R]):
debug:bool=False
verbose:bool=False
known_symbols:dict[str,int]=dataclasses.field(default_factory=dict)
pyconfig_dir:pathlib.Path=pathlib.Path.cwd().resolve()

def_get_nop(self)->bytes:
ifre.fullmatch(r"aarch64-.*",self.triple):
Expand All@@ -57,13 +58,13 @@ def _get_nop(self) -> bytes:
raiseValueError(f"NOP not defined for{self.triple}")
returnnop

def_compute_digest(self,out:pathlib.Path)->str:
def_compute_digest(self)->str:
hasher=hashlib.sha256()
hasher.update(self.triple.encode())
hasher.update(self.debug.to_bytes())
# These dependencies are also reflected in _JITSources in regen.targets:
hasher.update(PYTHON_EXECUTOR_CASES_C_H.read_bytes())
hasher.update((out/"pyconfig.h").read_bytes())
hasher.update((self.pyconfig_dir/"pyconfig.h").read_bytes())
fordirpath,_,filenamesinsorted(os.walk(TOOLS_JIT)):
forfilenameinfilenames:
hasher.update(pathlib.Path(dirpath,filename).read_bytes())
Expand DownExpand Up@@ -125,7 +126,7 @@ async def _compile(
f"-D_JIT_OPCODE={opname}",
"-D_PyJIT_ACTIVE",
"-D_Py_JIT",
"-I.",
f"-I{self.pyconfig_dir}",
f"-I{CPYTHON/'Include'}",
f"-I{CPYTHON/'Include'/'internal'}",
f"-I{CPYTHON/'Include'/'internal'/'mimalloc'}",
Expand DownExpand Up@@ -193,28 +194,27 @@ async def _build_stencils(self) -> dict[str, _stencils.StencilGroup]:

defbuild(
self,
out:pathlib.Path,
*,
comment:str="",
force:bool=False,
stencils_h:str="jit_stencils.h",
jit_stencils:pathlib.Path,
)->None:
"""Build jit_stencils.h in the given directory."""
jit_stencils.parent.mkdir(parents=True,exist_ok=True)
ifnotself.stable:
warning=f"JIT support for{self.triple} is still experimental!"
request="Please report any issues you encounter.".center(len(warning))
outline="="*len(warning)
print("\n".join(["",outline,warning,request,outline,""]))
digest=f"//{self._compute_digest(out)}\n"
jit_stencils=out/stencils_h
digest=f"//{self._compute_digest()}\n"
if (
notforce
andjit_stencils.exists()
andjit_stencils.read_text().startswith(digest)
):
return
stencil_groups=ASYNCIO_RUNNER.run(self._build_stencils())
jit_stencils_new=out/"jit_stencils.h.new"
jit_stencils_new=jit_stencils.parent/"jit_stencils.h.new"
try:
withjit_stencils_new.open("w")asfile:
file.write(digest)
Expand Down
21 changes: 17 additions & 4 deletionsTools/jit/build.py
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Original file line numberDiff line numberDiff line change
Expand Up@@ -8,7 +8,6 @@
import_targets

if__name__=="__main__":
out=pathlib.Path.cwd().resolve()
comment=f"${shlex.join([pathlib.Path(sys.executable).name]+sys.argv)}"
parser=argparse.ArgumentParser(description=__doc__)
parser.add_argument(
Expand All@@ -23,6 +22,20 @@
parser.add_argument(
"-f","--force",action="store_true",help="force the entire JIT to be rebuilt"
)
parser.add_argument(
"-o",
"--output-dir",
help="where to output generated files",
required=True,
type=lambdap:pathlib.Path(p).resolve(),
)
parser.add_argument(
"-p",
"--pyconfig-dir",
help="where to find pyconfig.h",
required=True,
type=lambdap:pathlib.Path(p).resolve(),
)
parser.add_argument(
"-v","--verbose",action="store_true",help="echo commands as they are run"
)
Expand All@@ -31,13 +44,13 @@
target.debug=args.debug
target.force=args.force
target.verbose=args.verbose
target.pyconfig_dir=args.pyconfig_dir
target.build(
out,
comment=comment,
stencils_h=f"jit_stencils-{target.triple}.h",
force=args.force,
jit_stencils=args.output_dir/f"jit_stencils-{target.triple}.h",
)
jit_stencils_h=out/"jit_stencils.h"
jit_stencils_h=args.output_dir/"jit_stencils.h"
lines= [f"//{comment}\n"]
guard="#if"
fortargetinargs.target:
Expand Down
2 changes: 1 addition & 1 deletionconfigure
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2 changes: 1 addition & 1 deletionconfigure.ac
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Original file line numberDiff line numberDiff line change
Expand Up@@ -2776,7 +2776,7 @@ AS_VAR_IF([jit_flags],
[],
[AS_VAR_APPEND([CFLAGS_NODIST], [" $jit_flags"])
AS_VAR_SET([REGEN_JIT_COMMAND],
["\$(PYTHON_FOR_REGEN) \$(srcdir)/Tools/jit/build.py ${ARCH_TRIPLES:-$host}"])
["\$(PYTHON_FOR_REGEN) \$(srcdir)/Tools/jit/build.py ${ARCH_TRIPLES:-$host} --output-dir . --pyconfig-dir ."])
AS_VAR_SET([JIT_STENCILS_H], ["jit_stencils.h"])
AS_VAR_IF([Py_DEBUG],
[true],
Expand Down
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