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Clear PhysRegPartUse for the sub register as well.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47453 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2008-02-21 19:35:27 +00:00
parent 20b76ab3c7
commit 1d5e8196c0
1 changed files with 1 additions and 1 deletions
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lib/CodeGen/LiveVariables.cpp
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@ -246,7 +246,7 @@ void LiveVariables::HandlePhysRegUse(unsigned Reg, MachineInstr *MI) {
// Now reset the use information for the sub-registers.
for (const unsigned *SubRegs = RegInfo->getSubRegisters(Reg);
unsigned SubReg = *SubRegs; ++SubRegs) {
// FIXME: Should we do: "PhysRegPartUse[SubReg] = NULL;" here?
PhysRegPartUse[SubReg] = NULL;
PhysRegInfo[SubReg] = MI;
PhysRegUsed[SubReg] = true;
}