[llvm-commits] [llvm] r139019 - /llvm/trunk/lib/CodeGen/RegisterCoalescer.cpp

Jakob Stoklund Olesen stoklund at 2pi.dk
Fri Sep 2 11:18:29 PDT 2011


Author: stoklund
Date: Fri Sep  2 13:18:29 2011
New Revision: 139019

URL: http://llvm.org/viewvc/llvm-project?rev=139019&view=rev
Log:
Simplify by using isFullCopy().

Modified:
    llvm/trunk/lib/CodeGen/RegisterCoalescer.cpp

Modified: llvm/trunk/lib/CodeGen/RegisterCoalescer.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/RegisterCoalescer.cpp?rev=139019&r1=139018&r2=139019&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/RegisterCoalescer.cpp (original)
+++ llvm/trunk/lib/CodeGen/RegisterCoalescer.cpp Fri Sep  2 13:18:29 2011
@@ -948,9 +948,7 @@
     // A PhysReg copy that won't be coalesced can perhaps be rematerialized
     // instead.
     if (DstIsPhys) {
-      if (UseMI->isCopy() &&
-          !UseMI->getOperand(1).getSubReg() &&
-          !UseMI->getOperand(0).getSubReg() &&
+      if (UseMI->isFullCopy() &&
           UseMI->getOperand(1).getReg() == SrcReg &&
           UseMI->getOperand(0).getReg() != SrcReg &&
           UseMI->getOperand(0).getReg() != DstReg &&





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