eliminate the string form of DecorateCygMingName

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98373 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 15 insertions, 30 deletions

diff --git a/lib/Target/X86/X86COFFMachineModuleInfo.cpp b/lib/Target/X86/X86COFFMachineModuleInfo.cpp
index fcdeba1b1c..8fbd20714d 100644
--- a/lib/Target/X86/X86COFFMachineModuleInfo.cpp
+++ b/lib/Target/X86/X86COFFMachineModuleInfo.cpp
@@ -22,65 +22,50 @@
 #include "llvm/Support/raw_ostream.h"
 using namespace llvm;
 
-X86COFFMachineModuleInfo::X86COFFMachineModuleInfo(const MachineModuleInfo &) {
-}
-X86COFFMachineModuleInfo::~X86COFFMachineModuleInfo() {
-}
 
-void X86COFFMachineModuleInfo::addExternalFunction(const StringRef& Name) {
-  CygMingStubs.insert(Name);
+X86COFFMachineModuleInfo::~X86COFFMachineModuleInfo() {
 }
 
-/// DecorateCygMingName - Apply various name decorations if the function uses
-/// stdcall or fastcall calling convention.
-void X86COFFMachineModuleInfo::DecorateCygMingName(SmallVectorImpl<char> &Name,
-                                                   const GlobalValue *GV,
+/// DecorateCygMingName - Query FunctionInfoMap and use this information for
+/// various name decorations for Cygwin and MingW.
+void X86COFFMachineModuleInfo::DecorateCygMingName(MCSymbol *&NameSym,
+                                                   MCContext &Ctx,
+                                                   const Function *F,
                                                    const TargetData &TD) {
-  const Function *F = dyn_cast<Function>(GV);
-  if (!F) return;
-
+  SmallString<128> Name(NameSym->getName().begin(), NameSym->getName().end());
+  
   // We don't want to decorate non-stdcall or non-fastcall functions right now
   CallingConv::ID CC = F->getCallingConv();
   if (CC != CallingConv::X86_StdCall && CC != CallingConv::X86_FastCall)
     return;
-
+  
   unsigned ArgWords = 0;
   
   // Calculate arguments sizes
   for (Function::const_arg_iterator AI = F->arg_begin(), AE = F->arg_end();
        AI != AE; ++AI) {
     const Type *Ty = AI->getType();
-
+    
     // 'Dereference' type in case of byval parameter attribute
     if (AI->hasByValAttr())
       Ty = cast<PointerType>(Ty)->getElementType();
-
+    
     // Size should be aligned to DWORD boundary
     ArgWords += ((TD.getTypeAllocSize(Ty) + 3)/4)*4;
   }
-
+  
   const FunctionType *FT = F->getFunctionType();
   // "Pure" variadic functions do not receive @0 suffix.
   if (!FT->isVarArg() || FT->getNumParams() == 0 ||
       (FT->getNumParams() == 1 && F->hasStructRetAttr()))
     raw_svector_ostream(Name) << '@' << ArgWords;
-
+  
   if (CC == CallingConv::X86_FastCall) {
     if (Name[0] == '_')
       Name[0] = '@';
     else
       Name.insert(Name.begin(), '@');
   }
-}
-
-/// DecorateCygMingName - Query FunctionInfoMap and use this information for
-/// various name decorations for Cygwin and MingW.
-void X86COFFMachineModuleInfo::DecorateCygMingName(MCSymbol *&Name,
-                                                   MCContext &Ctx,
-                                                   const GlobalValue *GV,
-                                                   const TargetData &TD) {
-  SmallString<128> NameStr(Name->getName().begin(), Name->getName().end());
-  DecorateCygMingName(NameStr, GV, TD);
-
-  Name = Ctx.GetOrCreateSymbol(NameStr.str());
+  
+  NameSym = Ctx.GetOrCreateSymbol(Name.str());
 }