X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=scons%2Fllvm.py;h=1fc8a3fd13ed43ab5f51789393ccb941076ee577;hb=12f88ba32a14ea79134f4e995a55149f078a2f27;hp=d88d6e3a5ad68ed58bc220c544258a25289b8774;hpb=1fa7789e828d1005e2473fc7cd364bd45eb30843;p=mesa.git diff --git a/scons/llvm.py b/scons/llvm.py index d88d6e3a5ad..1fc8a3fd13e 100644 --- a/scons/llvm.py +++ b/scons/llvm.py @@ -37,7 +37,12 @@ import SCons.Errors import SCons.Util +required_llvm_version = '3.3' + + def generate(env): + env['llvm'] = False + try: llvm_dir = os.environ['LLVM'] except KeyError: @@ -64,24 +69,34 @@ def generate(env): # 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' - env.Exit(1) + return # Try to determine the LLVM version from llvm/Config/config.h - llvm_config = os.path.join(llvm_dir, 'include/llvm/Config/config.h') + llvm_config = os.path.join(llvm_dir, 'include/llvm/Config/llvm-config.h') if not os.path.exists(llvm_config): print 'scons: could not find %s' % llvm_config - env.Exit(1) - llvm_version_re = re.compile(r'^#define PACKAGE_VERSION "([^"]*)"') + return + llvm_version_major_re = re.compile(r'^#define LLVM_VERSION_MAJOR ([0-9]+)') + llvm_version_minor_re = re.compile(r'^#define LLVM_VERSION_MINOR ([0-9]+)') llvm_version = None + llvm_version_major = None + llvm_version_minor = None for line in open(llvm_config, 'rt'): - mo = llvm_version_re.match(line) + mo = llvm_version_major_re.match(line) + if mo: + llvm_version_major = mo.group(1) + mo = llvm_version_minor_re.match(line) if mo: - llvm_version = mo.group(1) - llvm_version = distutils.version.LooseVersion(llvm_version) - break + llvm_version_minor = mo.group(1) + if llvm_version_major is not None and llvm_version_minor is not None: + llvm_version = distutils.version.LooseVersion('%s.%s' % (llvm_version_major, llvm_version_minor)) + if llvm_version is None: print 'scons: could not determine the LLVM version from %s' % llvm_config - env.Exit(1) + return + if llvm_version < distutils.version.LooseVersion(required_llvm_version): + print 'scons: LLVM version %s found, but %s is required' % (llvm_version, required_llvm_version) + return env.Prepend(CPPPATH = [os.path.join(llvm_dir, 'include')]) env.AppendUnique(CPPDEFINES = [ @@ -90,41 +105,72 @@ def generate(env): 'HAVE_STDINT_H', ]) env.Prepend(LIBPATH = [os.path.join(llvm_dir, 'lib')]) - if llvm_version >= distutils.version.LooseVersion('2.7'): - # 2.7 + # LIBS should match the output of `llvm-config --libs engine mcjit bitwriter x86asmprinter` + if llvm_version >= distutils.version.LooseVersion('3.7'): + env.Prepend(LIBS = [ + 'LLVMBitWriter', 'LLVMX86Disassembler', 'LLVMX86AsmParser', + 'LLVMX86CodeGen', 'LLVMSelectionDAG', 'LLVMAsmPrinter', + 'LLVMCodeGen', 'LLVMScalarOpts', 'LLVMProfileData', + 'LLVMInstCombine', 'LLVMInstrumentation', 'LLVMTransformUtils', 'LLVMipa', + 'LLVMAnalysis', 'LLVMX86Desc', 'LLVMMCDisassembler', + 'LLVMX86Info', 'LLVMX86AsmPrinter', 'LLVMX86Utils', + 'LLVMMCJIT', 'LLVMTarget', 'LLVMExecutionEngine', + 'LLVMRuntimeDyld', 'LLVMObject', 'LLVMMCParser', + 'LLVMBitReader', 'LLVMMC', 'LLVMCore', 'LLVMSupport' + ]) + elif llvm_version >= distutils.version.LooseVersion('3.6'): env.Prepend(LIBS = [ - 'LLVMLinker', 'LLVMipo', 'LLVMInterpreter', - 'LLVMInstrumentation', 'LLVMJIT', 'LLVMExecutionEngine', 'LLVMBitWriter', 'LLVMX86Disassembler', 'LLVMX86AsmParser', - 'LLVMMCParser', 'LLVMX86AsmPrinter', 'LLVMX86CodeGen', - 'LLVMSelectionDAG', 'LLVMX86Info', 'LLVMAsmPrinter', - 'LLVMCodeGen', 'LLVMScalarOpts', 'LLVMInstCombine', - 'LLVMTransformUtils', 'LLVMipa', 'LLVMAsmParser', - 'LLVMArchive', 'LLVMBitReader', 'LLVMAnalysis', 'LLVMTarget', - 'LLVMMC', 'LLVMCore', 'LLVMSupport', 'LLVMSystem', + 'LLVMX86CodeGen', 'LLVMSelectionDAG', 'LLVMAsmPrinter', + 'LLVMCodeGen', 'LLVMScalarOpts', 'LLVMProfileData', + 'LLVMInstCombine', 'LLVMTransformUtils', 'LLVMipa', + 'LLVMAnalysis', 'LLVMX86Desc', 'LLVMMCDisassembler', + 'LLVMX86Info', 'LLVMX86AsmPrinter', 'LLVMX86Utils', + 'LLVMMCJIT', 'LLVMTarget', 'LLVMExecutionEngine', + 'LLVMRuntimeDyld', 'LLVMObject', 'LLVMMCParser', + 'LLVMBitReader', 'LLVMMC', 'LLVMCore', 'LLVMSupport' + ]) + elif llvm_version >= distutils.version.LooseVersion('3.5'): + env.Prepend(LIBS = [ + 'LLVMMCDisassembler', + 'LLVMBitWriter', 'LLVMMCJIT', 'LLVMRuntimeDyld', + 'LLVMX86Disassembler', 'LLVMX86AsmParser', 'LLVMX86CodeGen', + 'LLVMSelectionDAG', 'LLVMAsmPrinter', 'LLVMX86Desc', + 'LLVMObject', 'LLVMMCParser', 'LLVMBitReader', 'LLVMX86Info', + 'LLVMX86AsmPrinter', 'LLVMX86Utils', 'LLVMJIT', + 'LLVMExecutionEngine', 'LLVMCodeGen', 'LLVMScalarOpts', + 'LLVMInstCombine', 'LLVMTransformUtils', 'LLVMipa', + 'LLVMAnalysis', 'LLVMTarget', 'LLVMMC', 'LLVMCore', + 'LLVMSupport' ]) else: - # 2.6 env.Prepend(LIBS = [ - 'LLVMX86AsmParser', 'LLVMX86AsmPrinter', 'LLVMX86CodeGen', - 'LLVMX86Info', 'LLVMLinker', 'LLVMipo', 'LLVMInterpreter', - 'LLVMInstrumentation', 'LLVMJIT', 'LLVMExecutionEngine', - 'LLVMDebugger', 'LLVMBitWriter', 'LLVMAsmParser', - 'LLVMArchive', 'LLVMBitReader', 'LLVMSelectionDAG', - 'LLVMAsmPrinter', 'LLVMCodeGen', 'LLVMScalarOpts', - 'LLVMTransformUtils', 'LLVMipa', 'LLVMAnalysis', - 'LLVMTarget', 'LLVMMC', 'LLVMCore', 'LLVMSupport', - 'LLVMSystem', + 'LLVMMCDisassembler', + 'LLVMBitWriter', 'LLVMX86Disassembler', 'LLVMX86AsmParser', + 'LLVMX86CodeGen', 'LLVMX86Desc', 'LLVMSelectionDAG', + 'LLVMAsmPrinter', 'LLVMMCParser', 'LLVMX86AsmPrinter', + 'LLVMX86Utils', 'LLVMX86Info', 'LLVMMCJIT', 'LLVMJIT', + 'LLVMExecutionEngine', 'LLVMCodeGen', 'LLVMScalarOpts', + 'LLVMInstCombine', 'LLVMTransformUtils', 'LLVMipa', + 'LLVMAnalysis', 'LLVMTarget', 'LLVMMC', 'LLVMCore', + 'LLVMSupport', 'LLVMRuntimeDyld', 'LLVMObject' ]) 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']: + # Match some of the warning options from llvm/cmake/modules/HandleLLVMOptions.cmake + env.AppendUnique(CXXFLAGS = [ + '/wd4355', # 'this' : used in base member initializer list + '/wd4624', # 'derived class' : destructor could not be generated because a base class destructor is inaccessible + ]) + 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 @@ -132,23 +178,44 @@ def generate(env): env.Append(LINKFLAGS = ['/nodefaultlib:LIBCMT']) else: if not env.Detect('llvm-config'): - print 'scons: llvm-config script not found' % llvm_version - env.Exit(1) + print 'scons: llvm-config script not found' + return llvm_version = env.backtick('llvm-config --version').rstrip() llvm_version = distutils.version.LooseVersion(llvm_version) + if llvm_version < distutils.version.LooseVersion(required_llvm_version): + print 'scons: LLVM version %s found, but %s is required' % (llvm_version, required_llvm_version) + return + 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) + + # Match llvm --fno-rtti flag + cxxflags = env.backtick('llvm-config --cxxflags').split() + if '-fno-rtti' in cxxflags: + env.Append(CXXFLAGS = ['-fno-rtti']) + + components = ['engine', 'mcjit', 'bitwriter', 'x86asmprinter', 'mcdisassembler'] + + env.ParseConfig('llvm-config --libs ' + ' '.join(components)) env.ParseConfig('llvm-config --ldflags') + if llvm_version >= distutils.version.LooseVersion('3.5'): + env.ParseConfig('llvm-config --system-libs') + env.Append(CXXFLAGS = ['-std=c++11']) except OSError: print 'scons: llvm-config version %s failed' % llvm_version - env.Exit(1) - else: - env['LINK'] = env['CXX'] + return assert llvm_version is not None + env['llvm'] = True print 'scons: Found LLVM version %s' % llvm_version env['LLVM_VERSION'] = llvm_version