Revert "Add CC_Win64ThisCall and set it in the necessary places."

This reverts commit 126863.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@126886 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 0 insertions, 20 deletions

diff --git a/lib/CodeGen/TargetInfo.cpp b/lib/CodeGen/TargetInfo.cpp
index 14a6e0a589..2ffc840b9f 100644
--- a/lib/CodeGen/TargetInfo.cpp
+++ b/lib/CodeGen/TargetInfo.cpp
@@ -942,26 +942,6 @@ public:
 
     return false;
   }
-
-  void SetTargetAttributes(const Decl *D,
-                           llvm::GlobalValue *GV,
-                           CodeGen::CodeGenModule &M) const {
-    if (M.getContext().Target.isWin64()) {
-      if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) {
-        const CXXMethodDecl *M = dyn_cast<CXXMethodDecl>(FD);
-
-        if ((M && M->isInstance())
-            || dyn_cast<CXXConstructorDecl>(FD)
-            || dyn_cast<CXXDestructorDecl>(FD)) {
-              // When using the MSVC Win64 ABI, methods/constructors/destructors
-              // use the Win64 thiscall calling convention.
-              llvm::Function *F = cast<llvm::Function>(GV);
-              F->setCallingConv(llvm::CallingConv::Win64_ThisCall);
-        }
-      }
-    }
-  }
-
 };
 
 }