X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=scons%2Fllvm.py;h=f87766af1906d5f067148a752de6d1c3184ae911;hb=d6543599da925fcb6ae3b40cbe673d06a824d717;hp=37c503ec986dd959104dae30392979bef7c3b8fc;hpb=a921458c1608a140ccb8649bdc26305af0de26e3;p=mesa.git diff --git a/scons/llvm.py b/scons/llvm.py index 37c503ec986..f87766af190 100644 --- a/scons/llvm.py +++ b/scons/llvm.py @@ -29,13 +29,17 @@ Tool-specific initialization for LLVM import os import os.path +import re import sys +import distutils.version import SCons.Errors import SCons.Util def generate(env): + env['llvm'] = False + try: llvm_dir = os.environ['LLVM'] except KeyError: @@ -60,71 +64,142 @@ def generate(env): if env['platform'] == 'windows': # XXX: There is no llvm-config on Windows, so assume a standard layout - if llvm_dir is not None: - env.Prepend(CPPPATH = [os.path.join(llvm_dir, 'include')]) - env.AppendUnique(CPPDEFINES = [ - '__STDC_LIMIT_MACROS', - '__STDC_CONSTANT_MACROS', - 'HAVE_STDINT_H', + 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 + llvm_config = os.path.join(llvm_dir, 'include/llvm/Config/config.h') + if not os.path.exists(llvm_config): + print 'scons: could not find %s' % llvm_config + return + llvm_version_re = re.compile(r'^#define PACKAGE_VERSION "([^"]*)"') + llvm_version = None + for line in open(llvm_config, 'rt'): + mo = llvm_version_re.match(line) + if mo: + llvm_version = mo.group(1) + llvm_version = distutils.version.LooseVersion(llvm_version) + break + if llvm_version is None: + print 'scons: could not determine the LLVM version from %s' % llvm_config + return + + env.Prepend(CPPPATH = [os.path.join(llvm_dir, 'include')]) + env.AppendUnique(CPPDEFINES = [ + '__STDC_LIMIT_MACROS', + '__STDC_CONSTANT_MACROS', + 'HAVE_STDINT_H', + ]) + env.Prepend(LIBPATH = [os.path.join(llvm_dir, 'lib')]) + if llvm_version >= distutils.version.LooseVersion('3.0'): + # 3.0 + env.Prepend(LIBS = [ + 'LLVMBitWriter', 'LLVMX86Disassembler', 'LLVMX86AsmParser', + 'LLVMX86CodeGen', 'LLVMX86Desc', 'LLVMSelectionDAG', + 'LLVMAsmPrinter', 'LLVMMCParser', 'LLVMX86AsmPrinter', + 'LLVMX86Utils', 'LLVMX86Info', 'LLVMJIT', + 'LLVMExecutionEngine', 'LLVMCodeGen', 'LLVMScalarOpts', + 'LLVMInstCombine', 'LLVMTransformUtils', 'LLVMipa', + 'LLVMAnalysis', 'LLVMTarget', 'LLVMMC', 'LLVMCore', + 'LLVMSupport' ]) - env.Prepend(LIBPATH = [os.path.join(llvm_dir, 'lib')]) + elif 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', + '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', + ]) + 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', + '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', - 'imagehlp', - 'psapi', ]) - if env['msvc']: - # Some of the LLVM C headers use the inline keyword without - # defining it. - env.Append(CPPDEFINES = [('inline', '__inline')]) - if env['debug']: - # 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']) - env['LLVM_VERSION'] = '2.6' - return - elif env.Detect('llvm-config'): - version = env.backtick('llvm-config --version').rstrip() + 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['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']) + 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) + + components = ['engine', 'bitwriter', 'x86asmprinter'] + + if llvm_version >= distutils.version.LooseVersion('3.1'): + components.append('mcjit') + + env.ParseConfig('llvm-config --libs ' + ' '.join(components)) env.ParseConfig('llvm-config --ldflags') except OSError: - print 'llvm-config version %s failed' % version - else: - if env['platform'] == 'windows': - env.Append(LIBS = ['imagehlp', 'psapi']) - env['LINK'] = env['CXX'] - env['LLVM_VERSION'] = version + 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 + + # Define HAVE_LLVM macro with the major/minor version number (e.g., 0x0206 for 2.6) + llvm_version_major = int(llvm_version.version[0]) + llvm_version_minor = int(llvm_version.version[1]) + llvm_version_hex = '0x%02x%02x' % (llvm_version_major, llvm_version_minor) + env.Prepend(CPPDEFINES = [('HAVE_LLVM', llvm_version_hex)]) def exists(env): return True