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Simplify a bunch of isVirtualRegister() and isPhysicalRegister() logic.

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These functions not longer assert when passed 0, but simply return false instead.

No functional change intended.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123155 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen
2011-01-10 02:58:51 +00:00
parent fdc8f2d260
commit c9df025e33
20 changed files with 39 additions and 43 deletions
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2
lib/Target/ARM/ARMISelLowering.cpp
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@@ -1458,7 +1458,7 @@ bool MatchingStackOffset(SDValue Arg, unsigned Offset, ISD::ArgFlagsTy Flags,
int FI = INT_MAX;
if (Arg.getOpcode() == ISD::CopyFromReg) {
unsigned VR = cast<RegisterSDNode>(Arg.getOperand(1))->getReg();
if (!VR || TargetRegisterInfo::isPhysicalRegister(VR))
if (!TargetRegisterInfo::isVirtualRegister(VR))
return false;
MachineInstr *Def = MRI->getVRegDef(VR);
if (!Def)