def generate(env):
+ env['llvm'] = False
+
try:
llvm_dir = os.environ['LLVM']
except KeyError:
if env['platform'] == 'windows':
# XXX: There is no llvm-config on Windows, so assume a standard layout
if llvm_dir is None:
+ print 'scons: LLVM environment variable must be specified when building for windows'
return
# Try to determine the LLVM version from llvm/Config/config.h
'HAVE_STDINT_H',
])
env.Prepend(LIBPATH = [os.path.join(llvm_dir, 'lib')])
- if llvm_version >= distutils.version.LooseVersion('2.7'):
+ if llvm_version >= distutils.version.LooseVersion('2.9'):
+ # 2.9
+ env.Prepend(LIBS = [
+ 'LLVMObject', 'LLVMMCJIT', 'LLVMMCDisassembler',
+ 'LLVMLinker', 'LLVMipo', 'LLVMInterpreter',
+ 'LLVMInstrumentation', 'LLVMJIT', 'LLVMExecutionEngine',
+ 'LLVMBitWriter', 'LLVMX86Disassembler', 'LLVMX86AsmParser',
+ 'LLVMMCParser', 'LLVMX86AsmPrinter', 'LLVMX86CodeGen',
+ 'LLVMSelectionDAG', 'LLVMX86Utils', 'LLVMX86Info', 'LLVMAsmPrinter',
+ 'LLVMCodeGen', 'LLVMScalarOpts', 'LLVMInstCombine',
+ 'LLVMTransformUtils', 'LLVMipa', 'LLVMAsmParser',
+ 'LLVMArchive', 'LLVMBitReader', 'LLVMAnalysis', 'LLVMTarget',
+ 'LLVMCore', 'LLVMMC', 'LLVMSupport',
+ ])
+ elif llvm_version >= distutils.version.LooseVersion('2.7'):
# 2.7
env.Prepend(LIBS = [
'LLVMLinker', 'LLVMipo', 'LLVMInterpreter',
env.Append(LIBS = [
'imagehlp',
'psapi',
+ 'shell32',
+ 'advapi32'
])
if env['msvc']:
# Some of the LLVM C headers use the inline keyword without
# defining it.
env.Append(CPPDEFINES = [('inline', '__inline')])
- if env['debug']:
+ if env['build'] in ('debug', 'checked'):
# LLVM libraries are static, build with /MT, and they
# automatically link agains LIBCMT. When we're doing a
# debug build we'll be linking against LIBCMTD, so disable
# that.
env.Append(LINKFLAGS = ['/nodefaultlib:LIBCMT'])
- elif env.Detect('llvm-config'):
+ else:
+ if not env.Detect('llvm-config'):
+ print 'scons: llvm-config script not found' % llvm_version
+ return
+
llvm_version = env.backtick('llvm-config --version').rstrip()
llvm_version = distutils.version.LooseVersion(llvm_version)
try:
- env.ParseConfig('llvm-config --cppflags')
- env.ParseConfig('llvm-config --libs jit interpreter nativecodegen bitwriter')
+ # Treat --cppflags specially to prevent NDEBUG from disabling
+ # assertion failures in debug builds.
+ cppflags = env.ParseFlags('!llvm-config --cppflags')
+ try:
+ cppflags['CPPDEFINES'].remove('NDEBUG')
+ except ValueError:
+ pass
+ env.MergeFlags(cppflags)
+
+ env.ParseConfig('llvm-config --libs')
env.ParseConfig('llvm-config --ldflags')
except OSError:
- print 'llvm-config version %s failed' % llvm_version
- else:
- env['LINK'] = env['CXX']
- else:
- return
+ print 'scons: llvm-config version %s failed' % llvm_version
+ return
assert llvm_version is not None
+ env['llvm'] = True
print 'scons: Found LLVM version %s' % llvm_version
env['LLVM_VERSION'] = llvm_version