From a6548d0f29d848ce5e2c10ebd6aae196ce3d8651 Mon Sep 17 00:00:00 2001 From: Evan Cheng Date: Mon, 13 Oct 2008 17:30:56 +0000 Subject: [PATCH] Clarify meaning of copyRegToReg's return value. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@57449 91177308-0d34-0410-b5e6-96231b3b80d8 --- include/llvm/Target/TargetInstrInfo.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/include/llvm/Target/TargetInstrInfo.h b/include/llvm/Target/TargetInstrInfo.h index fcd0016ca09..510da1adfaf 100644 --- a/include/llvm/Target/TargetInstrInfo.h +++ b/include/llvm/Target/TargetInstrInfo.h @@ -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, -- 2.34.1