[llvm-commits] [llvm] r80736 - /llvm/trunk/lib/CodeGen/TwoAddressInstructionPass.cpp

[Bob Wilson]

Author: bwilson
Date: Tue Sep  1 18:18:46 2009
New Revision: 80736

URL: http://llvm.org/viewvc/llvm-project?rev=80736&view=rev
Log:
Avoid calling removeVirtualRegisterKilled which iterates over the operands
to find the kill, since we already have the operand.

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

Modified: llvm/trunk/lib/CodeGen/TwoAddressInstructionPass.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/TwoAddressInstructionPass.cpp?rev=80736&r1=80735&r2=80736&view=diff

==============================================================================
--- llvm/trunk/lib/CodeGen/TwoAddressInstructionPass.cpp (original)
+++ llvm/trunk/lib/CodeGen/TwoAddressInstructionPass.cpp Tue Sep  1 18:18:46 2009
@@ -1032,7 +1032,8 @@
         if (KillMO) {
           if (!FirstKeptMO) {
             // All uses of regB are being replaced; move the kill to prevMI.
-            if (LV && LV->removeVirtualRegisterKilled(regB, mi))
+            KillMO->setIsKill(false);
+            if (LV && LV->getVarInfo(regB).removeKill(mi))
               LV->addVirtualRegisterKilled(regB, prevMI);
           } else {
             if (!KillMOKept) {