commit 04c528a0c86ddf3d6a70681f72e1b2ec07b0b53a
author Jakob Stoklund Olesen <stoklund@2pi.dk> Fri Jul 16 04:45:42 2010 +0000
committer Jakob Stoklund Olesen <stoklund@2pi.dk> Fri Jul 16 04:45:42 2010 +0000
tree 505297406920ed805d20fff2ce7b51e7bcafb0e1
parent 18c479c600a02927fedb51629222d0e391d89a26

Remove many calls to TII::isMoveInstr. Targets should be producing COPY anyway.

TII::isMoveInstr is going tobe completely removed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108507 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/OptimizePHIs.cpp

diff --git a/lib/CodeGen/OptimizePHIs.cpp b/lib/CodeGen/OptimizePHIs.cpp
index 1613fe2..9b7a4ea 100644
--- a/lib/CodeGen/OptimizePHIs.cpp
+++ b/lib/CodeGen/OptimizePHIs.cpp
@@ -101,16 +101,10 @@
     MachineInstr *SrcMI = MRI->getVRegDef(SrcReg);
 
     // Skip over register-to-register moves.
-    unsigned MvSrcReg, MvDstReg, SrcSubIdx, DstSubIdx;
-    if (SrcMI &&
-        TII->isMoveInstr(*SrcMI, MvSrcReg, MvDstReg, SrcSubIdx, DstSubIdx) &&
-        SrcSubIdx == 0 && DstSubIdx == 0 &&
-        TargetRegisterInfo::isVirtualRegister(MvSrcReg))
-      SrcMI = MRI->getVRegDef(MvSrcReg);
-    else if (SrcMI && SrcMI->isCopy() &&
-             !SrcMI->getOperand(0).getSubReg() &&
-             !SrcMI->getOperand(1).getSubReg() &&
-           TargetRegisterInfo::isVirtualRegister(SrcMI->getOperand(1).getReg()))
+    if (SrcMI && SrcMI->isCopy() &&
+        !SrcMI->getOperand(0).getSubReg() &&
+        !SrcMI->getOperand(1).getSubReg() &&
+        TargetRegisterInfo::isVirtualRegister(SrcMI->getOperand(1).getReg()))
       SrcMI = MRI->getVRegDef(SrcMI->getOperand(1).getReg());
     if (!SrcMI)
       return false;