import os
import os.path
import re
+import platform as host_platform
import sys
import distutils.version
import SCons.Util
+required_llvm_version = '3.9'
+
+
def generate(env):
+ env['llvm'] = False
+
try:
llvm_dir = os.environ['LLVM']
except KeyError:
llvm_dir = None
else:
if not os.path.isdir(llvm_dir):
- raise SCons.Errors.InternalError, "Specified LLVM directory not found"
+ raise SCons.Errors.InternalError("Specified LLVM directory not found")
if env['debug']:
llvm_subdir = 'Debug'
if not os.path.isdir(llvm_bin_dir):
llvm_bin_dir = os.path.join(llvm_dir, 'bin')
if not os.path.isdir(llvm_bin_dir):
- raise SCons.Errors.InternalError, "LLVM binary directory not found"
+ raise SCons.Errors.InternalError("LLVM binary directory not found")
env.PrependENVPath('PATH', llvm_bin_dir)
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
- 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
+ print('scons: could not find %s' % llvm_config)
return
- llvm_version_re = re.compile(r'^#define PACKAGE_VERSION "([^"]*)"')
+ 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
+ print('scons: could not determine the LLVM version from %s' % llvm_config)
+ 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 = [
- '__STDC_LIMIT_MACROS',
- '__STDC_CONSTANT_MACROS',
- 'HAVE_STDINT_H',
- ])
env.Prepend(LIBPATH = [os.path.join(llvm_dir, 'lib')])
- if llvm_version >= distutils.version.LooseVersion('2.7'):
- # 2.7
+
+ # LLVM 5.0 and newer requires MinGW w/ pthreads due to use of std::thread and friends.
+ if llvm_version >= distutils.version.LooseVersion('5.0') and env['crosscompile']:
+ assert env['gcc']
+ env.AppendUnique(CXXFLAGS = ['-posix'])
+
+ # LIBS should match the output of `llvm-config --libs engine mcjit bitwriter x86asmprinter irreader` for LLVM<=7.0
+ # and `llvm-config --libs engine coroutines` for LLVM>=8.0
+ # LLVMAggressiveInstCombine library part of engine component can be safely omitted as it's not used.
+ if llvm_version >= distutils.version.LooseVersion('9.0'):
+ env.Prepend(LIBS = [
+ 'LLVMX86Disassembler', 'LLVMX86AsmParser',
+ 'LLVMX86CodeGen', 'LLVMSelectionDAG', 'LLVMAsmPrinter',
+ 'LLVMDebugInfoCodeView', 'LLVMCodeGen',
+ 'LLVMScalarOpts', 'LLVMInstCombine',
+ 'LLVMTransformUtils',
+ 'LLVMBitWriter', 'LLVMX86Desc',
+ 'LLVMMCDisassembler', 'LLVMX86Info',
+ 'LLVMX86Utils',
+ 'LLVMMCJIT', 'LLVMExecutionEngine', 'LLVMTarget',
+ 'LLVMAnalysis', 'LLVMProfileData',
+ 'LLVMRuntimeDyld', 'LLVMObject', 'LLVMMCParser',
+ 'LLVMBitReader', 'LLVMMC', 'LLVMCore',
+ 'LLVMSupport',
+ 'LLVMIRReader', 'LLVMAsmParser',
+ 'LLVMDemangle', 'LLVMGlobalISel', 'LLVMDebugInfoMSF',
+ 'LLVMBinaryFormat',
+ 'LLVMRemarks', 'LLVMBitstreamReader', 'LLVMDebugInfoDWARF',
+ # Add these libraries to enable ompute shaders support.
+ 'LLVMLinker', 'LLVMVectorize', 'LLVMInstrumentation',
+ 'LLVMipo', 'LLVMCoroutines',
+ ])
+ elif llvm_version >= distutils.version.LooseVersion('8.0'):
+ env.Prepend(LIBS = [
+ 'LLVMX86Disassembler', 'LLVMX86AsmParser',
+ 'LLVMX86CodeGen', 'LLVMSelectionDAG', 'LLVMAsmPrinter',
+ 'LLVMDebugInfoCodeView', 'LLVMCodeGen',
+ 'LLVMScalarOpts', 'LLVMInstCombine',
+ 'LLVMTransformUtils',
+ 'LLVMBitWriter', 'LLVMX86Desc',
+ 'LLVMMCDisassembler', 'LLVMX86Info',
+ 'LLVMX86AsmPrinter', 'LLVMX86Utils',
+ 'LLVMMCJIT', 'LLVMExecutionEngine', 'LLVMTarget',
+ 'LLVMAnalysis', 'LLVMProfileData',
+ 'LLVMRuntimeDyld', 'LLVMObject', 'LLVMMCParser',
+ 'LLVMBitReader', 'LLVMMC', 'LLVMCore',
+ 'LLVMSupport',
+ 'LLVMIRReader', 'LLVMAsmParser',
+ 'LLVMDemangle', 'LLVMGlobalISel', 'LLVMDebugInfoMSF',
+ 'LLVMBinaryFormat',
+ # Add these libraries to enable ompute shaders support.
+ 'LLVMLinker', 'LLVMVectorize', 'LLVMInstrumentation',
+ 'LLVMipo', 'LLVMCoroutines',
+ ])
+ elif llvm_version >= distutils.version.LooseVersion('5.0'):
+ env.Prepend(LIBS = [
+ 'LLVMX86Disassembler', 'LLVMX86AsmParser',
+ 'LLVMX86CodeGen', 'LLVMSelectionDAG', 'LLVMAsmPrinter',
+ 'LLVMDebugInfoCodeView', 'LLVMCodeGen',
+ 'LLVMScalarOpts', 'LLVMInstCombine',
+ 'LLVMTransformUtils',
+ 'LLVMBitWriter', 'LLVMX86Desc',
+ 'LLVMMCDisassembler', 'LLVMX86Info',
+ 'LLVMX86AsmPrinter', 'LLVMX86Utils',
+ 'LLVMMCJIT', 'LLVMExecutionEngine', 'LLVMTarget',
+ 'LLVMAnalysis', 'LLVMProfileData',
+ 'LLVMRuntimeDyld', 'LLVMObject', 'LLVMMCParser',
+ 'LLVMBitReader', 'LLVMMC', 'LLVMCore',
+ 'LLVMSupport',
+ 'LLVMIRReader', 'LLVMAsmParser',
+ 'LLVMDemangle', 'LLVMGlobalISel', 'LLVMDebugInfoMSF',
+ 'LLVMBinaryFormat',
+ ])
+ elif llvm_version >= distutils.version.LooseVersion('4.0'):
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',
+ 'LLVMX86Disassembler', 'LLVMX86AsmParser',
+ 'LLVMX86CodeGen', 'LLVMSelectionDAG', 'LLVMAsmPrinter',
+ 'LLVMDebugInfoCodeView', 'LLVMCodeGen',
+ 'LLVMScalarOpts', 'LLVMInstCombine',
+ 'LLVMTransformUtils',
+ 'LLVMBitWriter', 'LLVMX86Desc',
+ 'LLVMMCDisassembler', 'LLVMX86Info',
+ 'LLVMX86AsmPrinter', 'LLVMX86Utils',
+ 'LLVMMCJIT', 'LLVMExecutionEngine', 'LLVMTarget',
+ 'LLVMAnalysis', 'LLVMProfileData',
+ 'LLVMRuntimeDyld', 'LLVMObject', 'LLVMMCParser',
+ 'LLVMBitReader', 'LLVMMC', 'LLVMCore',
+ 'LLVMSupport',
+ 'LLVMIRReader', 'LLVMAsmParser',
+ 'LLVMDemangle', 'LLVMGlobalISel', 'LLVMDebugInfoMSF',
])
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',
+ 'LLVMX86Disassembler', 'LLVMX86AsmParser',
+ 'LLVMX86CodeGen', 'LLVMSelectionDAG', 'LLVMAsmPrinter',
+ 'LLVMDebugInfoCodeView', 'LLVMCodeGen',
+ 'LLVMScalarOpts', 'LLVMInstCombine',
+ 'LLVMInstrumentation', 'LLVMTransformUtils',
+ 'LLVMBitWriter', 'LLVMX86Desc',
+ 'LLVMMCDisassembler', 'LLVMX86Info',
+ 'LLVMX86AsmPrinter', 'LLVMX86Utils',
+ 'LLVMMCJIT', 'LLVMExecutionEngine', 'LLVMTarget',
+ 'LLVMAnalysis', 'LLVMProfileData',
+ 'LLVMRuntimeDyld', 'LLVMObject', 'LLVMMCParser',
+ 'LLVMBitReader', 'LLVMMC', 'LLVMCore',
+ 'LLVMSupport',
+ 'LLVMIRReader', 'LLVMASMParser'
])
env.Append(LIBS = [
'imagehlp',
'psapi',
+ 'shell32',
+ 'advapi32',
+ 'ole32',
+ 'uuid',
])
+
+ # Mingw-w64 zlib is required when building with LLVM support in MSYS2 environment
+ if host_platform.system().lower().startswith('mingw'):
+ env.Append(LIBS = [
+ 'z',
+ ])
+
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
# that.
env.Append(LINKFLAGS = ['/nodefaultlib:LIBCMT'])
- elif env.Detect('llvm-config'):
- llvm_version = env.backtick('llvm-config --version').rstrip()
+ else:
+ llvm_config = os.environ.get('LLVM_CONFIG', 'llvm-config')
+ if not env.Detect(llvm_config):
+ print('scons: %s script not found' % llvm_config)
+ return
+
+ llvm_version = env.backtick('%s --version' % llvm_config).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')
- env.ParseConfig('llvm-config --ldflags')
+ # Treat --cppflags specially to prevent NDEBUG from disabling
+ # assertion failures in debug builds.
+ cppflags = env.ParseFlags('!%s --cppflags' % llvm_config)
+ try:
+ cppflags['CPPDEFINES'].remove('NDEBUG')
+ except ValueError:
+ pass
+ env.MergeFlags(cppflags)
+
+ # Match llvm --fno-rtti flag
+ cxxflags = env.backtick('%s --cxxflags' % llvm_config).split()
+ if '-fno-rtti' in cxxflags:
+ env.Append(CXXFLAGS = ['-fno-rtti'])
+
+ if llvm_version < distutils.version.LooseVersion('9.0'):
+ components = ['engine', 'mcjit', 'bitwriter', 'x86asmprinter', 'mcdisassembler', 'irreader']
+ else:
+ components = ['engine', 'mcjit', 'bitwriter', 'mcdisassembler', 'irreader']
+
+ if llvm_version >= distutils.version.LooseVersion('8.0'):
+ components.append('coroutines')
+
+ env.ParseConfig('%s --libs ' % llvm_config + ' '.join(components))
+ env.ParseConfig('%s --ldflags' % llvm_config)
+ env.ParseConfig('%s --system-libs' % llvm_config)
+ env.Append(CXXFLAGS = ['-std=c++14'])
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
+ 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)])
+ # Define LLVM_AVAILABLE macro to guard code blocks, and MESA_LLVM_VERSION_STRING
+ env.Prepend(CPPDEFINES = [('LLVM_AVAILABLE', 1)])
+ env.Prepend(CPPDEFINES = [('MESA_LLVM_VERSION_STRING=\\"%s\\"' % llvm_version)])
def exists(env):
return True
projects / mesa.git / blobdiff