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lit.site.cfg.in
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lit.site.cfg.in
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import lit.formats
import lit.util
import os
import sys
import platform
import string
import re
import subprocess
import glob
from distutils.version import LooseVersion
# Cmake Boolean options
ON = True
OFF = False
## Auto-initialized variables by cmake:
config.ldc2_bin = "@LDC2_BIN@"
config.ldcprofdata_bin = "@LDCPROFDATA_BIN@"
config.ldcprofgen_bin = "@LDCPROFGEN_BIN@"
config.ldcprunecache_bin = "@LDCPRUNECACHE_BIN@"
config.ldcbuildplugin_bin = "@LDCBUILDPLUGIN_BIN@"
config.timetrace2txt_bin = "@TIMETRACE2TXT_BIN@"
config.ldc2_bin_dir = "@LDC2_BIN_DIR@"
config.ldc2_lib_dir = "@LDC2_LIB_DIR@"
config.ldc2_runtime_dir = "@RUNTIME_DIR@"
config.ldc2_source_dir = "@PROJECT_SOURCE_DIR@"
config.test_source_root = "@TESTS_IR_DIR@"
config.llvm_tools_dir = "@LLVM_TOOLS_DIR@"
config.llvm_version = @LDC_LLVM_VER@
config.llvm_targetsstr = "@LLVM_TARGETS_TO_BUILD@"
config.default_target_bits = @DEFAULT_TARGET_BITS@
config.with_PGO = True
config.dynamic_compile = @LDC_DYNAMIC_COMPILE@
config.plugins_supported = @LDC_ENABLE_PLUGINS@
config.gnu_make_bin = "@GNU_MAKE_BIN@"
config.ldc_host_arch = "@LLVM_NATIVE_ARCH@"
config.ldc_with_lld = @LDC_WITH_LLD@
config.spirv_enabled = @LLVM_SPIRV_FOUND@
config.rt_supports_sanitizers = @RT_SUPPORT_SANITIZERS@
config.shared_rt_libs_only = "@BUILD_SHARED_LIBS@" == "ON"
config.name = 'LDC'
# testFormat: The test format to use to interpret tests.
config.test_format = lit.formats.ShTest(execute_external=False)
# suffixes: A list of file extensions to treat as test files. This is overriden
# by individual lit.local.cfg files in the test subdirectories.
config.suffixes = ['.d', '.i']
# excludes: A list of directories to exclude from the testsuite. The 'inputs'
# subdirectories contain auxiliary inputs for various tests in their parent
# directories.
config.excludes = [
'inputs',
'dmd',
'CMakeLists.txt',
'runlit.py',
]
# Exclude profile test dir when PGO is disabled
if not config.with_PGO:
config.excludes.append('PGO')
# Exclude dynamic compilation tests when it's disabled
if not config.dynamic_compile:
config.excludes.append('dynamiccompile')
# Explicit forwarding of environment variables
env_cc = os.environ.get('CC', '')
if env_cc:
config.environment['CC'] = env_cc
env_cxx = os.environ.get('CXX', '')
if env_cxx:
config.environment['CXX'] = env_cxx
if (platform.system() == 'Windows'):
config.environment['VSINSTALLDIR'] = os.environ['VSINSTALLDIR']
config.environment['PATH'] = os.environ['PATH']
config.environment['LIB'] = os.environ['LIB']
# Define available features so that we can disable tests depending on LLVM version
config.available_features.add("llvm%d" % config.llvm_version)
# LLVM version history: 3.9, 4.0, 5.0, ...
# config.llvm_version: 309, 400, 500, ...
# plusoneable_llvmversion: 39, 40, 50, ...
plusoneable_llvmversion = config.llvm_version // 10 + config.llvm_version%10
for version in range(60, plusoneable_llvmversion+1):
config.available_features.add("atleast_llvm%d0%d" % (version//10, version%10))
for version in range(plusoneable_llvmversion, 201):
config.available_features.add("atmost_llvm%d0%d" % (version//10, version%10))
# Define OS as available feature (Windows, Darwin, Linux, FreeBSD...)
config.available_features.add(platform.system())
# Define available features based on what LLVM can target
# Examples: 'target_X86', 'target_ARM', 'target_PowerPC', 'target_AArch64'
for t in config.llvm_targetsstr.split(';'):
config.available_features.add('target_' + t)
if config.spirv_enabled:
config.available_features.add('target_SPIRV')
if config.rt_supports_sanitizers:
config.available_features.add('RTSupportsSanitizers')
# Add specific features for Windows x86/x64 testing
if (platform.system() == 'Windows') and (config.default_target_bits == 32):
config.available_features.add('Windows_x86')
if (platform.system() == 'Windows') and (config.default_target_bits == 64):
config.available_features.add('Windows_x64')
# Define available features based on host arch
# Examples: 'host_X86', 'host_ARM', 'host_PowerPC', 'host_AArch64'
if (config.ldc_host_arch != ''):
config.available_features.add('host_' + config.ldc_host_arch)
# Add "LTO" feature if linker support and LTO plugin are available
if (platform.system() == 'Windows'):
canDoLTO = config.ldc_with_lld
elif (platform.system() == 'Darwin'):
canDoLTO = os.path.exists('@LLVM_LIBRARY_DIRS@/libLTO.dylib')
else:
canDoLTO = os.path.exists('@LLVM_LIBRARY_DIRS@/LLVMgold.so')
if canDoLTO:
config.available_features.add('LTO')
if config.ldc_with_lld:
config.available_features.add('internal_lld')
# Add "link_WebAssembly" feature if we can link wasm (-link-internally or wasm-ld in PATH).
if config.ldc_with_lld:
config.available_features.add('link_WebAssembly')
else:
try:
if (subprocess.call(["wasm-ld", "--version"]) == 0):
config.available_features.add('link_WebAssembly')
except OSError:
pass
config.target_triple = '(unused)'
# test_exec_root: The root path where tests should be run.
config.test_exec_root = os.path.dirname(__file__)
# add test root dir to the path (FileCheck might sit there)
path = os.path.pathsep.join( (config.test_source_root, config.environment['PATH']) )
config.environment['PATH'] = path
# Add LDC and LLVM bin dir to the path
# Give priority to LDC's version of LLVM tools (we need FileCheck with certain bug fixes)
path = os.path.pathsep.join( (config.ldc2_bin_dir, config.llvm_tools_dir, config.environment['PATH']) )
config.environment['PATH'] = path
# Add substitutions
config.substitutions.append( ('%ldc', config.ldc2_bin) )
config.substitutions.append( ('%gnu_make', config.gnu_make_bin) )
config.substitutions.append( ('%profdata', config.ldcprofdata_bin) )
config.substitutions.append( ('%profgen', config.ldcprofgen_bin) )
config.substitutions.append( ('%prunecache', config.ldcprunecache_bin) )
config.substitutions.append( ('%buildplugin', config.ldcbuildplugin_bin + " --ldcSrcDir=" + config.ldc2_source_dir ) )
config.substitutions.append( ('%timetrace2txt', config.timetrace2txt_bin) )
config.substitutions.append( ('%llvm-spirv', os.path.join(config.llvm_tools_dir, 'llvm-spirv')) )
config.substitutions.append( ('%llc', os.path.join(config.llvm_tools_dir, 'llc')) )
config.substitutions.append( ('%runtimedir', config.ldc2_runtime_dir ) )
# Add platform-dependent file extension substitutions
if (platform.system() == 'Windows'):
# add LDC lib dir to the path so app will be able to find jit.dll
# TODO: Something more robust
path = os.path.pathsep.join( (config.ldc2_lib_dir, config.environment['PATH']) )
config.environment['PATH'] = path
config.substitutions.append( ('%obj', '.obj') )
config.substitutions.append( ('%exe', '.exe') )
config.substitutions.append( ('%lib', '.lib') )
config.substitutions.append( ('%so', '.dll') )
config.substitutions.append( ('%diff_binary ', 'fc /b ') )
else:
config.substitutions.append( ('%obj', '.o') )
config.substitutions.append( ('%exe', '') )
config.substitutions.append( ('%lib', '.a') )
if (platform.system() == 'Darwin'):
config.substitutions.append( ('%so', '.dylib') )
else:
config.substitutions.append( ('%so', '.so') )
config.substitutions.append( ('%diff_binary ', 'cmp -s ') )
# Add cdb substitution
if (platform.system() == 'Windows') and (config.default_target_bits == 32):
cdb = os.environ['WindowsSDKDir'] + 'Debuggers\\x86\\cdb.exe'
config.substitutions.append( ('%arch', 'x86') )
if (platform.system() == 'Windows') and (config.default_target_bits == 64):
cdb = os.environ['WindowsSDKDir'] + 'Debuggers\\x64\\cdb.exe'
config.substitutions.append( ('%arch', 'x64') )
if (platform.system() == 'Windows') and os.path.isfile( cdb ):
config.available_features.add('cdb')
config.substitutions.append( ('%cdb', '"' + cdb.replace('\\', '\\\\') + '"') )
# Check whether GDB is present
if (platform.system() != 'Windows') and lit.util.which('gdb', config.environment['PATH']):
config.available_features.add('gdb')
gdb_dflags = ''
command = ['gdb', '--version']
p = subprocess.Popen(command, stdout=subprocess.PIPE,
stderr=subprocess.PIPE, universal_newlines=True)
text = p.stdout.readline()
m = re.compile('[^0-9]*([0-9]+[0-9.]*).*').match(text)
if m is not None:
gdb_version = m.group(1)
if LooseVersion(gdb_version) < LooseVersion('7.8'):
gdb_dflags = '-dwarf-version=2'
elif LooseVersion(gdb_version) >= LooseVersion('8.0'):
config.available_features.add('atleast_gdb80')
config.substitutions.append( ('%_gdb_dflags', gdb_dflags) )
if 'LD_LIBRARY_PATH' in os.environ:
libs = []
for lib_path in [s for s in os.environ['LD_LIBRARY_PATH'].split(':') if s]:
for pattern in ['*ldc-jit*','*druntime-ldc*','*phobos2-ldc*']:
libs += glob.glob(os.path.join(lib_path, pattern))
if libs:
print('Warning: LDC runtime libs found in LD_LIBRARY_PATH:')
for l in libs:
print(l)