[llvm-commits] [llvm] r82597 - /llvm/trunk/lib/Target/X86/X86InstrInfo.cpp

[Dan Gohman]

Author: djg
Date: Tue Sep 22 20:29:41 2009
New Revision: 82597

URL: http://llvm.org/viewvc/llvm-project?rev=82597&view=rev
Log:
Fix X86's unfoldMemoryOperand to properly handle MachineMemOperands.

Modified:
    llvm/trunk/lib/Target/X86/X86InstrInfo.cpp

Modified: llvm/trunk/lib/Target/X86/X86InstrInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrInfo.cpp?rev=82597&r1=82596&r2=82597&view=diff

==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrInfo.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86InstrInfo.cpp Tue Sep 22 20:29:41 2009
@@ -2567,7 +2567,7 @@
   std::vector<SDValue> AfterOps;
   DebugLoc dl = N->getDebugLoc();
   unsigned NumOps = N->getNumOperands();
-  for (unsigned i = 0; i != NumOps-1; ++i) {
+  for (unsigned i = 0; i != NumOps-2; ++i) {
     SDValue Op = N->getOperand(i);
     if (i >= Index-NumDefs && i < Index-NumDefs + X86AddrNumOperands)
       AddrOps.push_back(Op);
@@ -2576,6 +2576,8 @@
     else if (i > Index-NumDefs)
       AfterOps.push_back(Op);
   }
+  SDValue MemOp = N->getOperand(NumOps-2);
+  AddrOps.push_back(MemOp);
   SDValue Chain = N->getOperand(NumOps-1);
   AddrOps.push_back(Chain);
 
@@ -2613,7 +2615,9 @@
   // Emit the store instruction.
   if (FoldedStore) {
     AddrOps.pop_back();
+    AddrOps.pop_back();
     AddrOps.push_back(SDValue(NewNode, 0));
+    AddrOps.push_back(MemOp);
     AddrOps.push_back(Chain);
     bool isAligned = (RI.getStackAlignment() >= 16) ||
       RI.needsStackRealignment(MF);