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Fix a couple of problems with maintaining liveness information for antidep breaking.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@89404 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Goodwin
2009-11-19 23:12:37 +00:00
parent 4d8e90a026
commit 3e72d301e0
2 changed files with 50 additions and 18 deletions
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4
lib/CodeGen/AggressiveAntiDepBreaker.h
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@@ -175,7 +175,9 @@ namespace llvm {
/// return that register and all subregisters.
void GetPassthruRegs(MachineInstr *MI, std::set<unsigned>& PassthruRegs);
void HandleLastUse(unsigned Reg, unsigned KillIdx, const char *tag);
void HandleLastUse(unsigned Reg, unsigned KillIdx, const char *tag,
const char *header =NULL, const char *footer =NULL);
void PrescanInstruction(MachineInstr *MI, unsigned Count,
std::set<unsigned>& PassthruRegs);
void ScanInstruction(MachineInstr *MI, unsigned Count);