From 2ff4c973b1f6f3228b7da22964a21b1c073e24c0 Mon Sep 17 00:00:00 2001 From: Evan Cheng Date: Wed, 7 Feb 2007 21:44:33 +0000 Subject: [PATCH] isLowRegister() expects input is a physical register. llvm-svn: 34013 --- llvm/lib/Target/ARM/ARMRegisterInfo.cpp | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/llvm/lib/Target/ARM/ARMRegisterInfo.cpp b/llvm/lib/Target/ARM/ARMRegisterInfo.cpp index d7e8674763a4..a96be563846a 100644 --- a/llvm/lib/Target/ARM/ARMRegisterInfo.cpp +++ b/llvm/lib/Target/ARM/ARMRegisterInfo.cpp @@ -218,14 +218,14 @@ MachineInstr *ARMRegisterInfo::foldMemoryOperand(MachineInstr *MI, case ARM::tMOVrr: { if (OpNum == 0) { // move -> store unsigned SrcReg = MI->getOperand(1).getReg(); - if (!isLowRegister(SrcReg)) + if (isPhysicalRegister(SrcReg) && !isLowRegister(SrcReg)) // tSpill cannot take a high register operand. break; NewMI = BuildMI(TII.get(ARM::tSpill)).addReg(SrcReg).addFrameIndex(FI) .addImm(0); } else { // move -> load unsigned DstReg = MI->getOperand(0).getReg(); - if (!isLowRegister(DstReg)) + if (isPhysicalRegister(DstReg) && !isLowRegister(DstReg)) // tRestore cannot target a high register operand. break; NewMI = BuildMI(TII.get(ARM::tRestore), DstReg).addFrameIndex(FI)