From 1910cb1e3d07d7139d0bb83e4f65188bd3a32622 Mon Sep 17 00:00:00 2001
From: Jakob Stoklund Olesen <stoklund@2pi.dk>
Date: Tue, 8 May 2012 15:07:29 +0000
Subject: [PATCH] s/CSR_Ghc/CSR_NoRegs/

Share the CalleeSavedRegs defs between all calling conventions having no
callee-saved registers.

Patch by Yiannis Tsiouris!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156382 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/X86/X86CallingConv.td   | 2 +-
 lib/Target/X86/X86RegisterInfo.cpp | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/Target/X86/X86CallingConv.td b/lib/Target/X86/X86CallingConv.td
index d148989e97f..b240742f170 100644
--- a/lib/Target/X86/X86CallingConv.td
+++ b/lib/Target/X86/X86CallingConv.td
@@ -413,7 +413,7 @@ def CC_X86 : CallingConv<[
 // Callee-saved Registers.
 //===----------------------------------------------------------------------===//
 
-def CSR_Ghc : CalleeSavedRegs<(add)>;
+def CSR_NoRegs : CalleeSavedRegs<(add)>;
 
 def CSR_32 : CalleeSavedRegs<(add ESI, EDI, EBX, EBP)>;
 def CSR_64 : CalleeSavedRegs<(add RBX, R12, R13, R14, R15, RBP)>;
diff --git a/lib/Target/X86/X86RegisterInfo.cpp b/lib/Target/X86/X86RegisterInfo.cpp
index 65717430770..17c64740aea 100644
--- a/lib/Target/X86/X86RegisterInfo.cpp
+++ b/lib/Target/X86/X86RegisterInfo.cpp
@@ -245,7 +245,7 @@ X86RegisterInfo::getCalleeSavedRegs(const MachineFunction *MF) const {
   }
 
   if (ghcCall)
-    return CSR_Ghc_SaveList;
+    return CSR_NoRegs_SaveList;
   if (Is64Bit) {
     if (IsWin64)
       return CSR_Win64_SaveList;
@@ -261,7 +261,7 @@ X86RegisterInfo::getCalleeSavedRegs(const MachineFunction *MF) const {
 const uint32_t*
 X86RegisterInfo::getCallPreservedMask(CallingConv::ID CC) const {
   if (CC == CallingConv::GHC)
-    return CSR_Ghc_RegMask;
+    return CSR_NoRegs_RegMask;
   if (!Is64Bit)
     return CSR_32_RegMask;
   if (IsWin64)