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Implement isLoadFromStackSlotPostFE and isStoreToStackSlotPostFE for ARM.

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They improve the verbose assembly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137069 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen 2011-08-08 21:45:32 +00:00
parent 328a9d4a0f
commit 36ee0e6405
2 changed files with 16 additions and 0 deletions
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12
lib/Target/ARM/ARMBaseInstrInfo.cpp
View File

@ -810,6 +810,12 @@ ARMBaseInstrInfo::isStoreToStackSlot(const MachineInstr *MI,
return 0;
}
unsigned ARMBaseInstrInfo::isStoreToStackSlotPostFE(const MachineInstr *MI,
int &FrameIndex) const {
const MachineMemOperand *Dummy;
return MI->getDesc().mayStore() && hasStoreToStackSlot(MI, Dummy, FrameIndex);
}
void ARMBaseInstrInfo::
loadRegFromStackSlot(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,
unsigned DestReg, int FI,
@ -945,6 +951,12 @@ ARMBaseInstrInfo::isLoadFromStackSlot(const MachineInstr *MI,
return 0;
}
unsigned ARMBaseInstrInfo::isLoadFromStackSlotPostFE(const MachineInstr *MI,
int &FrameIndex) const {
const MachineMemOperand *Dummy;
return MI->getDesc().mayLoad() && hasLoadFromStackSlot(MI, Dummy, FrameIndex);
}
MachineInstr*
ARMBaseInstrInfo::emitFrameIndexDebugValue(MachineFunction &MF,
int FrameIx, uint64_t Offset,

4
lib/Target/ARM/ARMBaseInstrInfo.h
View File

@ -101,6 +101,10 @@ public:
int &FrameIndex) const;
virtual unsigned isStoreToStackSlot(const MachineInstr *MI,
int &FrameIndex) const;
virtual unsigned isLoadFromStackSlotPostFE(const MachineInstr *MI,
int &FrameIndex) const;
virtual unsigned isStoreToStackSlotPostFE(const MachineInstr *MI,
int &FrameIndex) const;
virtual void copyPhysReg(MachineBasicBlock &MBB,
MachineBasicBlock::iterator I, DebugLoc DL,