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gh-124613, regrtest: Detect JIT build in build info #124793

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Merged
merged 5 commits into from
Sep 30, 2024
Merged

gh-124613, regrtest: Detect JIT build in build info #124793

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f7abe5b
gh-124613, regrtest: Detect JIT build in build info
vstinner Sep 30, 2024
7f630cc
Read also PYTHON_JIT env var
vstinner Sep 30, 2024
7fedd5d
Document tier2 values
vstinner Sep 30, 2024
ac2a8aa
JIT and interpreter can be turned off as well
vstinner Sep 30, 2024
4f77477
regrtest: log PYTHON_GIL in build_info
vstinner Sep 30, 2024
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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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