diff options
| author | Bob Wilson <bob.wilson@apple.com> | 2009-09-01 23:18:46 +0000 |
|---|---|---|
| committer | Bob Wilson <bob.wilson@apple.com> | 2009-09-01 23:18:46 +0000 |
| commit | 86f7cd786eecc74e0480c0f8ab6a4234bb72bfbb (patch) | |
| tree | 165ad223fbe1b5d077aeeb7e38186b445ad7fbad /lib/CodeGen | |
| parent | 326f43812ca28b2b4bb5eb8e5191deab6ba621f3 (diff) | |
Avoid calling removeVirtualRegisterKilled which iterates over the operands
to find the kill, since we already have the operand.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80736 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen')
| -rw-r--r-- | lib/CodeGen/TwoAddressInstructionPass.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/CodeGen/TwoAddressInstructionPass.cpp b/lib/CodeGen/TwoAddressInstructionPass.cpp index b50d53ce59..1938b4bd36 100644 --- a/lib/CodeGen/TwoAddressInstructionPass.cpp +++ b/lib/CodeGen/TwoAddressInstructionPass.cpp @@ -1032,7 +1032,8 @@ bool TwoAddressInstructionPass::runOnMachineFunction(MachineFunction &MF) { if (KillMO) { if (!FirstKeptMO) { // All uses of regB are being replaced; move the kill to prevMI. - if (LV && LV->removeVirtualRegisterKilled(regB, mi)) + KillMO->setIsKill(false); + if (LV && LV->getVarInfo(regB).removeKill(mi)) LV->addVirtualRegisterKilled(regB, prevMI); } else { if (!KillMOKept) { |