From: Bill Wendling <isanbard@gmail.com>
Date: Thu, 21 Feb 2008 19:35:27 +0000 (+0000)
Subject: Clear PhysRegPartUse for the sub register as well.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=1d5e8196c02ade7d2253165e99436ce415de9fda;p=oota-llvm.git

Clear PhysRegPartUse for the sub register as well.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47453 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/LiveVariables.cpp b/lib/CodeGen/LiveVariables.cpp
index 4b428d6f31c..48bf809e482 100644
--- a/lib/CodeGen/LiveVariables.cpp
+++ b/lib/CodeGen/LiveVariables.cpp
@@ -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;
   }