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s/CSR_Ghc/CSR_NoRegs/

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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
This commit is contained in:
Jakob Stoklund Olesen 2012-05-08 15:07:29 +00:00
parent 9fae6ee6af
commit 1910cb1e3d
2 changed files with 3 additions and 3 deletions
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2
lib/Target/X86/X86CallingConv.td
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@ -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)>;

4
lib/Target/X86/X86RegisterInfo.cpp
View File

@ -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)