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Privatize an unused part of the LiveIntervalUnion::Query interface.

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No clients are iterating over interference overlaps.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137350 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen
2011-08-11 21:00:42 +00:00
parent 508e1d3db5
commit 98985f959c
2 changed files with 13 additions and 19 deletions
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3
lib/CodeGen/RegAllocBasic.cpp
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@ -498,8 +498,9 @@ unsigned RABasic::selectOrSplit(LiveInterval &VirtReg,
// Found an available register.
return PhysReg;
}
Queries[interfReg].collectInterferingVRegs(1);
LiveInterval *interferingVirtReg =
Queries[interfReg].firstInterference().liveUnionPos().value();
Queries[interfReg].interferingVRegs().front();
// The current VirtReg must either be spillable, or one of its interferences
// must have less spill weight.