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[mips] Implement getRepRegClassFor in MipsSETargetLowering. This function is

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called in several places in ScheduleDAGRRList.cpp.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178393 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Akira Hatanaka 2013-03-30 01:12:05 +00:00
parent 8f4d3800a7
commit cbcdcfbda5
1 changed files with 9 additions and 0 deletions
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9
lib/Target/Mips/MipsSEISelLowering.h
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@ -15,6 +15,7 @@
#define MipsSEISELLOWERING_H
#include "MipsISelLowering.h"
#include "MipsRegisterInfo.h"
namespace llvm {
class MipsSETargetLowering : public MipsTargetLowering {
@ -26,6 +27,14 @@ namespace llvm {
virtual MachineBasicBlock *
EmitInstrWithCustomInserter(MachineInstr *MI, MachineBasicBlock *MBB) const;
virtual const TargetRegisterClass *getRepRegClassFor(MVT VT) const {
if (VT == MVT::Untyped)
return Subtarget->hasDSP() ? &Mips::ACRegsDSPRegClass :
&Mips::ACRegsRegClass;
return TargetLowering::getRepRegClassFor(VT);
}
private:
virtual bool
isEligibleForTailCallOptimization(const MipsCC &MipsCCInfo,