[llvm-commits] [llvm] r133991 - /llvm/trunk/lib/Transforms/Scalar/LoopIdiomRecognize.cpp
Andrew Trick
atrick at apple.com
Mon Jun 27 22:04:16 PDT 2011
Author: atrick
Date: Tue Jun 28 00:04:16 2011
New Revision: 133991
URL: http://llvm.org/viewvc/llvm-project?rev=133991&view=rev
Log:
whitespace
Modified:
llvm/trunk/lib/Transforms/Scalar/LoopIdiomRecognize.cpp
Modified: llvm/trunk/lib/Transforms/Scalar/LoopIdiomRecognize.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/LoopIdiomRecognize.cpp?rev=133991&r1=133990&r2=133991&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/LoopIdiomRecognize.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/LoopIdiomRecognize.cpp Tue Jun 28 00:04:16 2011
@@ -167,7 +167,7 @@
static void deleteIfDeadInstruction(Value *V, ScalarEvolution &SE) {
if (Instruction *I = dyn_cast<Instruction>(V))
if (isInstructionTriviallyDead(I))
- deleteDeadInstruction(I, SE);
+ deleteDeadInstruction(I, SE);
}
bool LoopIdiomRecognize::runOnLoop(Loop *L, LPPassManager &LPM) {
@@ -468,7 +468,7 @@
BasicBlock *Preheader = CurLoop->getLoopPreheader();
IRBuilder<> Builder(Preheader->getTerminator());
SCEVExpander Expander(*SE);
-
+
// Okay, we have a strided store "p[i]" of a splattable value. We can turn
// this into a memset in the loop preheader now if we want. However, this
// would be unsafe to do if there is anything else in the loop that may read
@@ -488,7 +488,7 @@
deleteIfDeadInstruction(BasePtr, *SE);
return false;
}
-
+
// Okay, everything looks good, insert the memset.
// The # stored bytes is (BECount+1)*Size. Expand the trip count out to
@@ -557,7 +557,7 @@
BasicBlock *Preheader = CurLoop->getLoopPreheader();
IRBuilder<> Builder(Preheader->getTerminator());
SCEVExpander Expander(*SE);
-
+
// Okay, we have a strided store "p[i]" of a loaded value. We can turn
// this into a memcpy in the loop preheader now if we want. However, this
// would be unsafe to do if there is anything else in the loop that may read
@@ -568,7 +568,7 @@
Expander.expandCodeFor(StoreEv->getStart(),
Builder.getInt8PtrTy(SI->getPointerAddressSpace()),
Preheader->getTerminator());
-
+
if (mayLoopAccessLocation(StoreBasePtr, AliasAnalysis::ModRef,
CurLoop, BECount, StoreSize,
getAnalysis<AliasAnalysis>(), SI)) {
@@ -593,9 +593,9 @@
deleteIfDeadInstruction(StoreBasePtr, *SE);
return false;
}
-
+
// Okay, everything is safe, we can transform this!
-
+
// The # stored bytes is (BECount+1)*Size. Expand the trip count out to
// pointer size if it isn't already.
@@ -619,7 +619,7 @@
DEBUG(dbgs() << " Formed memcpy: " << *NewCall << "\n"
<< " from load ptr=" << *LoadEv << " at: " << *LI << "\n"
<< " from store ptr=" << *StoreEv << " at: " << *SI << "\n");
-
+
// Okay, the memset has been formed. Zap the original store and anything that
// feeds into it.
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