android: build the Mesa IR -> NIR translator

[mesa.git] / scons / llvm.py

diff --git a/scons/llvm.py b/scons/llvm.py
index e1ed7602211a697ec29c94e23d50e31eddd88978..be7df9fad294e6c5276edae2f86d873a4142339d 100644 (file)
--- a/scons/llvm.py
+++ b/scons/llvm.py
@@ -37,6 +37,9 @@ import SCons.Errors
 import SCons.Util
 
 
+required_llvm_version = '3.3'
+
+
 def generate(env):
     env['llvm'] = False
 
@@ -84,6 +87,9 @@ def generate(env):
         if llvm_version is None:
             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 = [
@@ -92,57 +98,29 @@ def generate(env):
             'HAVE_STDINT_H',
         ])
         env.Prepend(LIBPATH = [os.path.join(llvm_dir, 'lib')])
-        if llvm_version >= distutils.version.LooseVersion('3.0'):
-            # 3.0
+        # LIBS should match the output of `llvm-config --libs engine mcjit bitwriter x86asmprinter`
+        if llvm_version >= distutils.version.LooseVersion('3.5'):
             env.Prepend(LIBS = [
-                'LLVMBitWriter', 'LLVMX86Disassembler', 'LLVMX86AsmParser',
-                'LLVMX86CodeGen', 'LLVMX86Desc', 'LLVMSelectionDAG',
-                'LLVMAsmPrinter', 'LLVMMCParser', 'LLVMX86AsmPrinter',
-                'LLVMX86Utils', 'LLVMX86Info', 'LLVMJIT',
+                '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'
             ])
-        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',
-                'LLVMSystem',
+                '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',
@@ -154,6 +132,11 @@ def generate(env):
             # Some of the LLVM C headers use the inline keyword without
             # defining it.
             env.Append(CPPDEFINES = [('inline', '__inline')])
+            # 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
@@ -162,12 +145,16 @@ def generate(env):
                 env.Append(LINKFLAGS = ['/nodefaultlib:LIBCMT'])
     else:
         if not env.Detect('llvm-config'):
-            print 'scons: llvm-config script not found' % llvm_version
+            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:
             # Treat --cppflags specially to prevent NDEBUG from disabling
             # assertion failures in debug builds.
@@ -178,16 +165,18 @@ def generate(env):
                 pass
             env.MergeFlags(cppflags)
 
-            components = ['engine', 'bitwriter', 'x86asmprinter']
-
-            if llvm_version >= distutils.version.LooseVersion('3.1'):
-                components.append('mcjit')
+            # Match llvm --fno-rtti flag
+            cxxflags = env.backtick('llvm-config --cxxflags').split()
+            if '-fno-rtti' in cxxflags:
+                env.Append(CXXFLAGS = ['-fno-rtti'])
 
-            if llvm_version >= distutils.version.LooseVersion('3.2'):
-                env.Append(CXXFLAGS = ('-fno-rtti',))
+            components = ['engine', 'mcjit', 'bitwriter', 'x86asmprinter']
 
             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
             return