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Don't use all the #ifdefs to hide the stats counters and instead rely on

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their being optimized out in debug mode. Realistically, this just isn't
going to be the slow part anyways. This also fixes unused variable
warnings that are breaking LLD build bots. =/ I didn't see these at
first, and kept losing track of the fact that they were broken.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187297 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chandler Carruth 2013-07-27 10:17:49 +00:00
parent 33ae899113
commit 89934cbd34
1 changed files with 0 additions and 18 deletions
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18
lib/Transforms/Scalar/SROA.cpp
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@ -3051,10 +3051,7 @@ bool SROA::rewritePartition(AllocaInst &AI, AllocaSlices &S,
unsigned PPWOldSize = PostPromotionWorklist.size();
unsigned SPOldSize = SpeculatablePHIs.size();
unsigned SSOldSize = SpeculatableSelects.size();
#if !defined(NDEBUG) || defined(LLVM_ENABLE_STATS)
unsigned NumUses = 0;
#endif
AllocaSliceRewriter Rewriter(*DL, S, *this, AI, *NewAI, BeginOffset,
EndOffset, IsVectorPromotable,
@ -3066,24 +3063,18 @@ bool SROA::rewritePartition(AllocaInst &AI, AllocaSlices &S,
DEBUG(dbgs() << " rewriting split ");
DEBUG(S.printSlice(dbgs(), *SUI, ""));
Promotable &= Rewriter.visit(*SUI);
#if !defined(NDEBUG) || defined(LLVM_ENABLE_STATS)
++NumUses;
#endif
}
for (AllocaSlices::iterator I = B; I != E; ++I) {
DEBUG(dbgs() << " rewriting ");
DEBUG(S.printSlice(dbgs(), I, ""));
Promotable &= Rewriter.visit(I);
#if !defined(NDEBUG) || defined(LLVM_ENABLE_STATS)
++NumUses;
#endif
}
#if !defined(NDEBUG) || defined(LLVM_ENABLE_STATS)
NumAllocaPartitionUses += NumUses;
MaxUsesPerAllocaPartition =
std::max<unsigned>(NumUses, MaxUsesPerAllocaPartition);
#endif
if (Promotable && !Rewriter.isUsedByRewrittenSpeculatableInstructions()) {
DEBUG(dbgs() << " and queuing for promotion\n");
@ -3160,10 +3151,7 @@ bool SROA::splitAlloca(AllocaInst &AI, AllocaSlices &S) {
if (S.begin() == S.end())
return false;
#if !defined(NDEBUG) || defined(LLVM_ENABLE_STATS)
unsigned NumPartitions = 0;
#endif
bool Changed = false;
SmallVector<AllocaSlices::iterator, 4> SplitUses;
uint64_t MaxSplitUseEndOffset = 0;
@ -3210,9 +3198,7 @@ bool SROA::splitAlloca(AllocaInst &AI, AllocaSlices &S) {
// Rewrite a sequence of overlapping slices.
Changed |=
rewritePartition(AI, S, SI, SJ, BeginOffset, MaxEndOffset, SplitUses);
#if !defined(NDEBUG) || defined(LLVM_ENABLE_STATS)
++NumPartitions;
#endif
removeFinishedSplitUses(SplitUses, MaxSplitUseEndOffset, MaxEndOffset);
}
@ -3252,9 +3238,7 @@ bool SROA::splitAlloca(AllocaInst &AI, AllocaSlices &S) {
Changed |= rewritePartition(AI, S, SJ, SJ, MaxEndOffset, PostSplitEndOffset,
SplitUses);
#if !defined(NDEBUG) || defined(LLVM_ENABLE_STATS)
++NumPartitions;
#endif
if (SJ == SE)
break; // Skip the rest, we don't need to do any cleanup.
@ -3266,11 +3250,9 @@ bool SROA::splitAlloca(AllocaInst &AI, AllocaSlices &S) {
BeginOffset = SJ->beginOffset();
}
#if !defined(NDEBUG) || defined(LLVM_ENABLE_STATS)
NumAllocaPartitions += NumPartitions;
MaxPartitionsPerAlloca =
std::max<unsigned>(NumPartitions, MaxPartitionsPerAlloca);
#endif
return Changed;
}