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Remove copyRegToReg from TargetInstrInfo so it is not longer accesible. 

Use a COPY instruction instead for register copies, or TII::copyPhysReg() after
COPY instructions are lowered.

Targets should implement copyPhysReg instead of copyRegToReg.

llvm-svn: 108075
This commit is contained in:
Jakob Stoklund Olesen 2010-07-11 05:17:06 +00:00
parent 8969657f0c
commit 8833073758
1 changed files with 12 additions and 13 deletions
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25
llvm/include/llvm/Target/TargetInstrInfo.h
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@ -353,19 +353,6 @@ public:
return false;
}
/// copyRegToReg - Emit instructions to copy between a pair of registers. It
/// returns false if the target does not how to copy between the specified
/// registers.
virtual bool copyRegToReg(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MI,
unsigned DestReg, unsigned SrcReg,
const TargetRegisterClass *DestRC,
const TargetRegisterClass *SrcRC,
DebugLoc DL) const {
assert(0 && "Target didn't implement TargetInstrInfo::copyRegToReg!");
return false;
}
/// copyPhysReg - Emit instructions to copy a pair of physical registers.
virtual void copyPhysReg(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MI, DebugLoc DL,
@ -665,6 +652,18 @@ public:
MachineBasicBlock::iterator MI, DebugLoc DL,
unsigned DestReg, unsigned SrcReg,
bool KillSrc) const;
/// copyRegToReg - Legacy hook going away soon. Targets should implement
/// copyPhysReg instead.
virtual bool copyRegToReg(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MI,
unsigned DestReg, unsigned SrcReg,
const TargetRegisterClass *DestRC,
const TargetRegisterClass *SrcRC,
DebugLoc DL) const {
assert(0 && "Target didn't implement TargetInstrInfo::copyPhysReg!");
return false;
}
};
} // End llvm namespace