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author | Chad Rosier <mcrosier@apple.com> | 2013-05-22 23:17:36 +0000 |
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committer | Chad Rosier <mcrosier@apple.com> | 2013-05-22 23:17:36 +0000 |
commit | 62c320a755ac27ac2b7f64e927892249e0f486e0 (patch) | |
tree | 470e68c2515fe82ee0d10c20cf5490d0343de77c /lib/CodeGen/DeadMachineInstructionElim.cpp | |
parent | b018bab0b85c7b77ab7111946ea4b82bb6153a5c (diff) | |
download | llvm-62c320a755ac27ac2b7f64e927892249e0f486e0.tar.gz llvm-62c320a755ac27ac2b7f64e927892249e0f486e0.tar.bz2 llvm-62c320a755ac27ac2b7f64e927892249e0f486e0.tar.xz |
Simplify logic now that r182490 is in place. No functional change intended.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@182531 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/DeadMachineInstructionElim.cpp')
-rw-r--r-- | lib/CodeGen/DeadMachineInstructionElim.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/CodeGen/DeadMachineInstructionElim.cpp b/lib/CodeGen/DeadMachineInstructionElim.cpp index a54217f5b2..5efe1ffe82 100644 --- a/lib/CodeGen/DeadMachineInstructionElim.cpp +++ b/lib/CodeGen/DeadMachineInstructionElim.cpp @@ -154,11 +154,11 @@ bool DeadMachineInstructionElim::runOnMachineFunction(MachineFunction &MF) { if (MO.isReg() && MO.isDef()) { unsigned Reg = MO.getReg(); if (TargetRegisterInfo::isPhysicalRegister(Reg)) { - LivePhysRegs.reset(Reg); // Check the subreg set, not the alias set, because a def // of a super-register may still be partially live after // this def. - for (MCSubRegIterator SR(Reg, TRI); SR.isValid(); ++SR) + for (MCSubRegIterator SR(Reg, TRI,/*IncludeSelf=*/true); + SR.isValid(); ++SR) LivePhysRegs.reset(*SR); } } else if (MO.isRegMask()) { |