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[3.13] gh-124613, regrtest: Detect JIT in build info (GH-124793) #124797

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Merged
merged 1 commit into from
Sep 30, 2024
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[3.13] gh-124613, regrtest: Detect JIT in build info (GH-124793) #124797

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57 changes: 53 additions & 4 deletions Lib/test/libregrtest/utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -300,29 +300,78 @@ def get_build_info():

config_args = sysconfig.get_config_var('CONFIG_ARGS') or ''
cflags = sysconfig.get_config_var('PY_CFLAGS') or ''
cflags_nodist = sysconfig.get_config_var('PY_CFLAGS_NODIST') or ''
cflags += ' ' + (sysconfig.get_config_var('PY_CFLAGS_NODIST') or '')
ldflags_nodist = sysconfig.get_config_var('PY_LDFLAGS_NODIST') or ''

build = []

# --disable-gil
if sysconfig.get_config_var('Py_GIL_DISABLED'):
build.append("free_threading")
if not sys.flags.ignore_environment:
PYTHON_GIL = os.environ.get('PYTHON_GIL', None)
if PYTHON_GIL:
PYTHON_GIL = (PYTHON_GIL == '1')
else:
PYTHON_GIL = None

free_threading = "free_threading"
if PYTHON_GIL is not None:
free_threading = f"{free_threading} GIL={int(PYTHON_GIL)}"
build.append(free_threading)

if hasattr(sys, 'gettotalrefcount'):
# --with-pydebug
build.append('debug')

if '-DNDEBUG' in (cflags + cflags_nodist):
if '-DNDEBUG' in cflags:
build.append('without_assert')
else:
build.append('release')

if '--with-assertions' in config_args:
build.append('with_assert')
elif '-DNDEBUG' not in (cflags + cflags_nodist):
elif '-DNDEBUG' not in cflags:
build.append('with_assert')

# --enable-experimental-jit
tier2 = re.search('-D_Py_TIER2=([0-9]+)', cflags)
if tier2:
tier2 = int(tier2.group(1))

if not sys.flags.ignore_environment:
PYTHON_JIT = os.environ.get('PYTHON_JIT', None)
if PYTHON_JIT:
PYTHON_JIT = (PYTHON_JIT != '0')
else:
PYTHON_JIT = None

if tier2 == 1: # =yes
if PYTHON_JIT == False:
jit = 'JIT=off'
else:
jit = 'JIT'
elif tier2 == 3: # =yes-off
if PYTHON_JIT:
jit = 'JIT'
else:
jit = 'JIT=off'
elif tier2 == 4: # =interpreter
if PYTHON_JIT == False:
jit = 'JIT-interpreter=off'
else:
jit = 'JIT-interpreter'
elif tier2 == 6: # =interpreter-off (Secret option!)
if PYTHON_JIT:
jit = 'JIT-interpreter'
else:
jit = 'JIT-interpreter=off'
elif '-D_Py_JIT' in cflags:
jit = 'JIT'
else:
jit = None
if jit:
build.append(jit)

# --enable-framework=name
framework = sysconfig.get_config_var('PYTHONFRAMEWORK')
if framework:
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