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| author | Nick Kledzik <kledzik@apple.com> | 2009-06-03 22:52:12 +0000 |
|---|---|---|
| committer | Nick Kledzik <kledzik@apple.com> | 2009-06-03 22:52:12 +0000 |
| commit | 3e843221d5eed5c89625cfbed5a13076943e56e2 (patch) | |
| tree | 107577583e180247ea4143984a87af993842b389 /tools/lto/LTOCodeGenerator.cpp | |
| parent | f4a9bb177c7a8d6f32bf0c7aa5b3e0a58c40ca06 (diff) | |
| download | external_llvm-3e843221d5eed5c89625cfbed5a13076943e56e2.zip external_llvm-3e843221d5eed5c89625cfbed5a13076943e56e2.tar.gz external_llvm-3e843221d5eed5c89625cfbed5a13076943e56e2.tar.bz2 | |
<rdar://problem/6941517> C++ static constructors not preserved for static executable using LTO
Move setRelocationModel() to be called before TargetMachine is instantiated.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72816 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'tools/lto/LTOCodeGenerator.cpp')
| -rw-r--r-- | tools/lto/LTOCodeGenerator.cpp | 27 |
1 files changed, 14 insertions, 13 deletions
diff --git a/tools/lto/LTOCodeGenerator.cpp b/tools/lto/LTOCodeGenerator.cpp index dcbae95..7aa591a 100644 --- a/tools/lto/LTOCodeGenerator.cpp +++ b/tools/lto/LTOCodeGenerator.cpp @@ -304,6 +304,20 @@ bool LTOCodeGenerator::determineTarget(std::string& errMsg) if ( march == NULL ) return true; + // The relocation model is actually a static member of TargetMachine + // and needs to be set before the TargetMachine is instantiated. + switch( _codeModel ) { + case LTO_CODEGEN_PIC_MODEL_STATIC: + TargetMachine::setRelocationModel(Reloc::Static); + break; + case LTO_CODEGEN_PIC_MODEL_DYNAMIC: + TargetMachine::setRelocationModel(Reloc::PIC_); + break; + case LTO_CODEGEN_PIC_MODEL_DYNAMIC_NO_PIC: + TargetMachine::setRelocationModel(Reloc::DynamicNoPIC); + break; + } + // construct LTModule, hand over ownership of module and target std::string FeatureStr = getFeatureString(_linker.getModule()->getTargetTriple().c_str()); @@ -363,19 +377,6 @@ bool LTOCodeGenerator::generateAssemblyCode(raw_ostream& out, if ( _target->getTargetAsmInfo()->doesSupportExceptionHandling() ) llvm::ExceptionHandling = true; - // set codegen model - switch( _codeModel ) { - case LTO_CODEGEN_PIC_MODEL_STATIC: - _target->setRelocationModel(Reloc::Static); - break; - case LTO_CODEGEN_PIC_MODEL_DYNAMIC: - _target->setRelocationModel(Reloc::PIC_); - break; - case LTO_CODEGEN_PIC_MODEL_DYNAMIC_NO_PIC: - _target->setRelocationModel(Reloc::DynamicNoPIC); - break; - } - // if options were requested, set them if ( !_codegenOptions.empty() ) cl::ParseCommandLineOptions(_codegenOptions.size(), |