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Stop using dead function.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129442 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen 2011-04-13 15:00:11 +00:00
parent cb53632869
commit fd1cced726
3 changed files with 0 additions and 18 deletions
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3
lib/CodeGen/RegAllocGreedy.cpp
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@ -843,8 +843,6 @@ void RAGreedy::splitAroundRegion(LiveInterval &VirtReg,
SE->enterIntvAtEnd(*MBB);
}
SE->closeIntv();
// FIXME: Should we be more aggressive about splitting the stack region into
// per-block segments? The current approach allows the stack region to
// separate into connected components. Some components may be allocatable.
@ -1171,7 +1169,6 @@ unsigned RAGreedy::tryLocalSplit(LiveInterval &VirtReg, AllocationOrder &Order,
SlotIndex SegStart = SE->enterIntvBefore(Uses[BestBefore]);
SlotIndex SegStop = SE->leaveIntvAfter(Uses[BestAfter]);
SE->useIntv(SegStart, SegStop);
SE->closeIntv();
SE->finish();
setStage(NewVRegs.begin(), NewVRegs.end(), RS_Local);
++NumLocalSplits;

11
lib/CodeGen/SplitKit.cpp
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@ -558,8 +558,6 @@ VNInfo *SplitEditor::defFromParent(unsigned RegIdx,
/// Create a new virtual register and live interval.
unsigned SplitEditor::openIntv() {
assert(!OpenIdx && "Previous LI not closed before openIntv");
// Create the complement as index 0.
if (Edit->empty())
Edit->create(LIS, VRM);
@ -696,13 +694,6 @@ void SplitEditor::overlapIntv(SlotIndex Start, SlotIndex End) {
DEBUG(dump());
}
/// closeIntv - Indicate that we are done editing the currently open
/// LiveInterval, and ranges can be trimmed.
void SplitEditor::closeIntv() {
assert(OpenIdx && "openIntv not called before closeIntv");
OpenIdx = 0;
}
/// transferSimpleValues - Transfer all simply defined values to the new live
/// ranges.
/// Values that were rematerialized or that have multiple defs are left alone.
@ -846,7 +837,6 @@ void SplitEditor::deleteRematVictims() {
}
void SplitEditor::finish() {
assert(OpenIdx == 0 && "Previous LI not closed before rewrite");
++NumFinished;
// At this point, the live intervals in Edit contain VNInfos corresponding to
@ -948,7 +938,6 @@ void SplitEditor::splitSingleBlock(const SplitAnalysis::BlockInfo &BI) {
useIntv(SegStart, SegStop);
overlapIntv(SegStop, BI.LastUse);
}
closeIntv();
}
/// splitSingleBlocks - Split CurLI into a separate live interval inside each

4
lib/CodeGen/SplitKit.h
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@ -337,10 +337,6 @@ public:
///
void overlapIntv(SlotIndex Start, SlotIndex End);
/// closeIntv - Indicate that we are done editing the currently open
/// LiveInterval, and ranges can be trimmed.
void closeIntv();
/// finish - after all the new live ranges have been created, compute the
/// remaining live range, and rewrite instructions to use the new registers.
void finish();