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llvm-svn: 40022
This commit is contained in:
Evan Cheng 2007-07-18 23:34:48 +00:00
parent 626af8e187
commit 5dd17373c5
1 changed files with 3 additions and 0 deletions
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3
lib/CodeGen/SimpleRegisterCoalescing.cpp
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@ -369,6 +369,9 @@ bool SimpleRegisterCoalescing::JoinCopy(MachineInstr *CopyMI,
// If the intervals were swapped by Join, swap them back so that the register
// mapping (in the r2i map) is correct.
if (Swapped) SrcInt.swap(DstInt);
// repSrcReg is guarateed to be the register whose live interval that is
// being merged.
li_->removeInterval(repSrcReg);
r2rMap_[repSrcReg] = repDstReg;