[llvm-commits] [llvm] r99637 - /llvm/trunk/lib/CodeGen/VirtRegRewriter.cpp

[Dale Johannesen]

Author: johannes
Date: Fri Mar 26 14:21:26 2010
New Revision: 99637

URL: http://llvm.org/viewvc/llvm-project?rev=99637&view=rev
Log:
Debug info shouldn't affect kills.


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

Modified: llvm/trunk/lib/CodeGen/VirtRegRewriter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/VirtRegRewriter.cpp?rev=99637&r1=99636&r2=99637&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/VirtRegRewriter.cpp (original)
+++ llvm/trunk/lib/CodeGen/VirtRegRewriter.cpp Fri Mar 26 14:21:26 2010
@@ -572,6 +572,9 @@
 static void UpdateKills(MachineInstr &MI, const TargetRegisterInfo* TRI,
                         BitVector &RegKills,
                         std::vector<MachineOperand*> &KillOps) {
+  // These do not affect kill info at all.
+  if (MI.isDebugValue())
+    return;
   for (unsigned i = 0, e = MI.getNumOperands(); i != e; ++i) {
     MachineOperand &MO = MI.getOperand(i);
     if (!MO.isReg() || !MO.isUse() || MO.isUndef())