Generalize target weirdness handling having proper layering in mind:

 1. Add helper class for sema checks for target attributes
 2. Add helper class for codegen of target attributes

As a proof-of-concept - implement msp430's 'interrupt' attribute.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@93118 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 3 insertions, 0 deletions

diff --git a/lib/CodeGen/CodeGenModule.h b/lib/CodeGen/CodeGenModule.h
index 47d8c54cd9..c7aa7a47a8 100644
--- a/lib/CodeGen/CodeGenModule.h
+++ b/lib/CodeGen/CodeGenModule.h
@@ -43,6 +43,7 @@ namespace llvm {
 }
 
 namespace clang {
+  class TargetCodeGenInfo;
   class ASTContext;
   class FunctionDecl;
   class IdentifierInfo;
@@ -85,6 +86,7 @@ class CodeGenModule : public BlockModule {
   const CodeGenOptions &CodeGenOpts;
   llvm::Module &TheModule;
   const llvm::TargetData &TheTargetData;
+  mutable const TargetCodeGenInfo *TheTargetCodeGenInfo;
   Diagnostic &Diags;
   CodeGenTypes Types;
   MangleContext MangleCtx;
@@ -191,6 +193,7 @@ public:
   Diagnostic &getDiags() const { return Diags; }
   const llvm::TargetData &getTargetData() const { return TheTargetData; }
   llvm::LLVMContext &getLLVMContext() { return VMContext; }
+  const TargetCodeGenInfo &getTargetCodeGenInfo() const;
 
   /// getDeclVisibilityMode - Compute the visibility of the decl \arg D.
   LangOptions::VisibilityMode getDeclVisibilityMode(const Decl *D) const;