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Clarify meaning of copyRegToReg's return value.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@57449 91177308-0d34-0410-b5e6-96231b3b80d8
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Evan Cheng 2008-10-13 17:30:56 +00:00
parent 978bceebb2
commit a6548d0f29
1 changed files with 3 additions and 1 deletions
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4
include/llvm/Target/TargetInstrInfo.h
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@ -220,7 +220,9 @@ public:
return 0;
}
/// copyRegToReg - Add a copy between a pair of registers
/// 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,