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Rename LiveRange to LiveInterval::Segment

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The Segment struct contains a single interval; multiple instances of this struct
are used to construct a live range, but the struct is not a live range by
itself.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192392 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Matthias Braun
2013-10-10 21:28:43 +00:00
parent 4afb5f560d
commit 331de11a0a
16 changed files with 369 additions and 372 deletions
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6
lib/CodeGen/MachineBasicBlock.cpp
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@@ -861,7 +861,7 @@ MachineBasicBlock::SplitCriticalEdge(MachineBasicBlock *Succ, Pass *P) {
LiveInterval &LI = LIS->getInterval(Reg);
VNInfo *VNI = LI.getVNInfoAt(PrevIndex);
assert(VNI && "PHI sources should be live out of their predecessors.");
LI.addRange(LiveRange(StartIndex, EndIndex, VNI));
LI.addSegment(LiveInterval::Segment(StartIndex, EndIndex, VNI));
}
}
}
@@ -880,9 +880,9 @@ MachineBasicBlock::SplitCriticalEdge(MachineBasicBlock *Succ, Pass *P) {
if (isLiveOut && isLastMBB) {
VNInfo *VNI = LI.getVNInfoAt(PrevIndex);
assert(VNI && "LiveInterval should have VNInfo where it is live.");
LI.addRange(LiveRange(StartIndex, EndIndex, VNI));
LI.addSegment(LiveInterval::Segment(StartIndex, EndIndex, VNI));
} else if (!isLiveOut && !isLastMBB) {
LI.removeRange(StartIndex, EndIndex);
LI.removeSegment(StartIndex, EndIndex);
}
}