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Don't emit a DBG_VALUE for a spill slot that the rewriter decided not to use after all.

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llvm-svn: 123339
This commit is contained in:
Jakob Stoklund Olesen
2011-01-12 23:14:07 +00:00
parent 2ffee66e10
commit e63dfeee36
1 changed files with 2 additions and 1 deletions
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llvm/lib/CodeGen/LiveDebugVariables.cpp
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@@ -568,7 +568,8 @@ UserValue::rewriteLocations(VirtRegMap &VRM, const TargetRegisterInfo &TRI) {
if (VRM.isAssignedReg(VirtReg) &&
TargetRegisterInfo::isPhysicalRegister(VRM.getPhys(VirtReg))) {
Loc.substPhysReg(VRM.getPhys(VirtReg), TRI);
} else if (VRM.getStackSlot(VirtReg) != VirtRegMap::NO_STACK_SLOT) {
} else if (VRM.getStackSlot(VirtReg) != VirtRegMap::NO_STACK_SLOT &&
VRM.isSpillSlotUsed(VRM.getStackSlot(VirtReg))) {
// FIXME: Translate SubIdx to a stackslot offset.
Loc = MachineOperand::CreateFI(VRM.getStackSlot(VirtReg));
} else {