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path: root/lib/CodeGen/TwoAddressInstructionPass.cpp
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Diffstat (limited to 'lib/CodeGen/TwoAddressInstructionPass.cpp')
-rw-r--r--lib/CodeGen/TwoAddressInstructionPass.cpp4
1 files changed, 0 insertions, 4 deletions
diff --git a/lib/CodeGen/TwoAddressInstructionPass.cpp b/lib/CodeGen/TwoAddressInstructionPass.cpp
index 9209420e3e..b14a95e406 100644
--- a/lib/CodeGen/TwoAddressInstructionPass.cpp
+++ b/lib/CodeGen/TwoAddressInstructionPass.cpp
@@ -197,10 +197,6 @@ bool TwoAddressInstructionPass::runOnMachineFunction(MachineFunction &MF) {
LiveVariables::VarInfo& varInfo = LV.getVarInfo(regA);
varInfo.DefInst = prevMi;
- // update live variables for regB
- LiveVariables::VarInfo& varInfoB = LV.getVarInfo(regB);
- // regB is used in this BB.
- varInfoB.UsedBlocks[mbbi->getNumber()] = true;
if (LV.removeVirtualRegisterKilled(regB, mbbi, mi))
LV.addVirtualRegisterKilled(regB, prevMi);