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, 4 insertions, 7 deletions

diff --git a/lib/CodeGen/CGDeclCXX.cpp b/lib/CodeGen/CGDeclCXX.cpp
index e9c6d003de..8b37e9af3c 100644
--- a/lib/CodeGen/CGDeclCXX.cpp
+++ b/lib/CodeGen/CGDeclCXX.cpp
@@ -261,7 +261,7 @@ void CodeGenFunction::GenerateCXXGlobalVarDeclInitFunc(llvm::Function *Fn,
                                                        const VarDecl *D,
                                                  llvm::GlobalVariable *Addr) {
   StartFunction(GlobalDecl(), getContext().VoidTy, Fn, FunctionArgList(),
-                SourceLocation(), CC_Default);
+                SourceLocation());
 
   // Use guarded initialization if the global variable is weak due to
   // being a class template's static data member.
@@ -278,7 +278,7 @@ void CodeGenFunction::GenerateCXXGlobalInitFunc(llvm::Function *Fn,
                                                 llvm::Constant **Decls,
                                                 unsigned NumDecls) {
   StartFunction(GlobalDecl(), getContext().VoidTy, Fn, FunctionArgList(),
-                SourceLocation(), CC_Default);
+                SourceLocation());
 
   for (unsigned i = 0; i != NumDecls; ++i)
     if (Decls[i])
@@ -290,10 +290,8 @@ void CodeGenFunction::GenerateCXXGlobalInitFunc(llvm::Function *Fn,
 void CodeGenFunction::GenerateCXXGlobalDtorFunc(llvm::Function *Fn,
                   const std::vector<std::pair<llvm::WeakVH, llvm::Constant*> >
                                                 &DtorsAndObjects) {
-  const bool IsWin64 = getContext().Target.isWin64();
-
   StartFunction(GlobalDecl(), getContext().VoidTy, Fn, FunctionArgList(),
-                SourceLocation(), IsWin64 ? CC_Win64ThisCall : CC_Default);
+                SourceLocation());
 
   // Emit the dtors, in reverse order from construction.
   for (unsigned i = 0, e = DtorsAndObjects.size(); i != e; ++i) {
@@ -329,8 +327,7 @@ CodeGenFunction::GenerateCXXAggrDestructorHelper(const CXXDestructorDecl *D,
   llvm::Function *Fn = 
     CreateGlobalInitOrDestructFunction(CGM, FTy, "__cxx_global_array_dtor");
 
-  StartFunction(GlobalDecl(), getContext().VoidTy, Fn, Args, SourceLocation(),
-                CC_Default);
+  StartFunction(GlobalDecl(), getContext().VoidTy, Fn, Args, SourceLocation());
 
   QualType BaseElementTy = getContext().getBaseElementType(Array);
   const llvm::Type *BasePtr = ConvertType(BaseElementTy)->getPointerTo();