From ba03377fa171d2340bfff2ec817e62ec09eab992 Mon Sep 17 00:00:00 2001 From: Andrew Trick Date: Sat, 23 Jul 2011 00:29:16 +0000 Subject: whitespace git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135828 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Transforms/Utils/LoopUnroll.cpp | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) (limited to 'lib/Transforms/Utils/LoopUnroll.cpp') diff --git a/lib/Transforms/Utils/LoopUnroll.cpp b/lib/Transforms/Utils/LoopUnroll.cpp index 6772511b5d..ce04da78e1 100644 --- a/lib/Transforms/Utils/LoopUnroll.cpp +++ b/lib/Transforms/Utils/LoopUnroll.cpp @@ -129,14 +129,14 @@ bool llvm::UnrollLoop(Loop *L, unsigned Count, BasicBlock *Header = L->getHeader(); BranchInst *BI = dyn_cast(LatchBlock->getTerminator()); - + if (!BI || BI->isUnconditional()) { // The loop-rotate pass can be helpful to avoid this in many cases. DEBUG(dbgs() << " Can't unroll; loop not terminated by a conditional branch.\n"); return false; } - + if (Header->hasAddressTaken()) { // The loop-rotate pass can be helpful to avoid this in many cases. DEBUG(dbgs() << @@ -210,7 +210,7 @@ bool llvm::UnrollLoop(Loop *L, unsigned Count, for (BasicBlock::iterator I = Header->begin(); isa(I); ++I) { PHINode *PN = cast(I); OrigPHINode.push_back(PN); - if (Instruction *I = + if (Instruction *I = dyn_cast(PN->getIncomingValueForBlock(LatchBlock))) if (L->contains(I)) LastValueMap[I] = I; @@ -223,7 +223,7 @@ bool llvm::UnrollLoop(Loop *L, unsigned Count, for (unsigned It = 1; It != Count; ++It) { std::vector NewBlocks; - + for (std::vector::iterator BB = LoopBlocks.begin(), E = LoopBlocks.end(); BB != E; ++BB) { ValueToValueMapTy VMap; @@ -282,14 +282,14 @@ bool llvm::UnrollLoop(Loop *L, unsigned Count, NewBlocks.push_back(New); } - + // Remap all instructions in the most recent iteration for (unsigned i = 0; i < NewBlocks.size(); ++i) for (BasicBlock::iterator I = NewBlocks[i]->begin(), E = NewBlocks[i]->end(); I != E; ++I) ::RemapInstruction(I, LastValueMap); } - + // The latch block exits the loop. If there are any PHI nodes in the // successor blocks, update them to use the appropriate values computed as the // last iteration of the loop. @@ -366,7 +366,7 @@ bool llvm::UnrollLoop(Loop *L, unsigned Count, std::replace(Latches.begin(), Latches.end(), Dest, Fold); } } - + // At this point, the code is well formed. We now do a quick sweep over the // inserted code, doing constant propagation and dead code elimination as we // go. -- cgit v1.2.3-18-g5258