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Handle another case exposed on X86.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25949 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2006-02-03 23:50:46 +00:00
parent 593c95878b
commit 8666249ad6
1 changed files with 4 additions and 0 deletions
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4
lib/CodeGen/VirtRegMap.cpp
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@ -274,6 +274,10 @@ public:
/// specified physreg. If CanClobber is true, the physreg can be modified at /// specified physreg. If CanClobber is true, the physreg can be modified at
/// any time without changing the semantics of the program. /// any time without changing the semantics of the program.
void addAvailable(int Slot, unsigned Reg, bool CanClobber = true) { void addAvailable(int Slot, unsigned Reg, bool CanClobber = true) {
// If this stack slot is thought to be available in some other physreg,
// remove its record.
ModifyStackSlot(Slot);
PhysRegsAvailable.insert(std::make_pair(Reg, Slot)); PhysRegsAvailable.insert(std::make_pair(Reg, Slot));
SpillSlotsAvailable[Slot] = (Reg << 1) | CanClobber; SpillSlotsAvailable[Slot] = (Reg << 1) | CanClobber;