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authorEvan Cheng <evan.cheng@apple.com>2009-10-18 06:27:36 +0000
committerEvan Cheng <evan.cheng@apple.com>2009-10-18 06:27:36 +0000
commit20270c909357e5e501cac1f5393430dfacfc57d8 (patch)
tree41dfc4d483c999b2d3c23c2cd70f4a60d216055d /lib/CodeGen/StackSlotColoring.cpp
parentc6e200960812992f1124c92f801166bd1b387971 (diff)
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Only fixed stack objects and spill slots should be get FixedStack PseudoSourceValue.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84411 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/StackSlotColoring.cpp')
-rw-r--r--lib/CodeGen/StackSlotColoring.cpp6
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/CodeGen/StackSlotColoring.cpp b/lib/CodeGen/StackSlotColoring.cpp
index fad0808c89..62b2c49943 100644
--- a/lib/CodeGen/StackSlotColoring.cpp
+++ b/lib/CodeGen/StackSlotColoring.cpp
@@ -466,8 +466,10 @@ void StackSlotColoring::RewriteInstruction(MachineInstr *MI, int OldFI,
// Update the memory references. This changes the MachineMemOperands
// directly. They may be in use by multiple instructions, however all
// instructions using OldFI are being rewritten to use NewFI.
- const Value *OldSV = PseudoSourceValue::getFixedStack(OldFI);
- const Value *NewSV = PseudoSourceValue::getFixedStack(NewFI);
+ const Value *OldSV = MFI->isFixedObjectIndex(OldFI)
+ ? PseudoSourceValue::getFixedStack(OldFI) : PseudoSourceValue::getStack();
+ const Value *NewSV = MFI->isFixedObjectIndex(NewFI)
+ ? PseudoSourceValue::getFixedStack(NewFI) : PseudoSourceValue::getStack();
for (MachineInstr::mmo_iterator I = MI->memoperands_begin(),
E = MI->memoperands_end(); I != E; ++I)
if ((*I)->getValue() == OldSV)