diff options
Diffstat (limited to 'lib/CodeGen/CodeGenModule.cpp')
-rw-r--r-- | lib/CodeGen/CodeGenModule.cpp | 29 |
1 files changed, 12 insertions, 17 deletions
diff --git a/lib/CodeGen/CodeGenModule.cpp b/lib/CodeGen/CodeGenModule.cpp index 41575e41e5..5a552c490a 100644 --- a/lib/CodeGen/CodeGenModule.cpp +++ b/lib/CodeGen/CodeGenModule.cpp @@ -316,20 +316,24 @@ GetLinkageForFunction(ASTContext &Context, const FunctionDecl *FD, return CodeGenModule::GVA_CXXInline; } -llvm::GlobalValue::LinkageTypes -CodeGenModule::getFunctionLinkage(const FunctionDecl *D) { +/// SetFunctionDefinitionAttributes - Set attributes for a global. +/// +/// FIXME: This is currently only done for aliases and functions, but not for +/// variables (these details are set in EmitGlobalVarDefinition for variables). +void CodeGenModule::SetFunctionDefinitionAttributes(const FunctionDecl *D, + llvm::GlobalValue *GV) { GVALinkage Linkage = GetLinkageForFunction(getContext(), D, Features); if (Linkage == GVA_Internal) { - return llvm::Function::InternalLinkage; + GV->setLinkage(llvm::Function::InternalLinkage); } else if (D->hasAttr<DLLExportAttr>()) { - return llvm::Function::DLLExportLinkage; + GV->setLinkage(llvm::Function::DLLExportLinkage); } else if (D->hasAttr<WeakAttr>()) { - return llvm::Function::WeakAnyLinkage; + GV->setLinkage(llvm::Function::WeakAnyLinkage); } else if (Linkage == GVA_C99Inline) { // In C99 mode, 'inline' functions are guaranteed to have a strong // definition somewhere else, so we can use available_externally linkage. - return llvm::Function::AvailableExternallyLinkage; + GV->setLinkage(llvm::Function::AvailableExternallyLinkage); } else if (Linkage == GVA_CXXInline || Linkage == GVA_TemplateInstantiation) { // In C++, the compiler has to emit a definition in every translation unit // that references the function. We should use linkonce_odr because @@ -337,22 +341,13 @@ CodeGenModule::getFunctionLinkage(const FunctionDecl *D) { // don't need to codegen it. b) if the function persists, it needs to be // merged with other definitions. c) C++ has the ODR, so we know the // definition is dependable. - return llvm::Function::LinkOnceODRLinkage; + GV->setLinkage(llvm::Function::LinkOnceODRLinkage); } else { assert(Linkage == GVA_StrongExternal); // Otherwise, we have strong external linkage. - return llvm::Function::ExternalLinkage; + GV->setLinkage(llvm::Function::ExternalLinkage); } -} - -/// SetFunctionDefinitionAttributes - Set attributes for a global. -/// -/// FIXME: This is currently only done for aliases and functions, but not for -/// variables (these details are set in EmitGlobalVarDefinition for variables). -void CodeGenModule::SetFunctionDefinitionAttributes(const FunctionDecl *D, - llvm::GlobalValue *GV) { - GV->setLinkage(getFunctionLinkage(D)); SetCommonAttributes(D, GV); } |