diff options
Diffstat (limited to 'llvm/lib')
-rw-r--r-- | llvm/lib/Transforms/Scalar/JumpThreading.cpp | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/llvm/lib/Transforms/Scalar/JumpThreading.cpp b/llvm/lib/Transforms/Scalar/JumpThreading.cpp index f71376827a4..534b47eccd4 100644 --- a/llvm/lib/Transforms/Scalar/JumpThreading.cpp +++ b/llvm/lib/Transforms/Scalar/JumpThreading.cpp @@ -166,7 +166,7 @@ bool JumpThreading::runOnFunction(Function &F) { // Remove unreachable blocks from function as they may result in infinite // loop. We do threading if we found something profitable. Jump threading a // branch can create other opportunities. If these opportunities form a cycle - // i.e. if any jump treading is undoing previous threading in the path, then + // i.e. if any jump threading is undoing previous threading in the path, then // we will loop forever. We take care of this issue by not jump threading for // back edges. This works for normal cases but not for unreachable blocks as // they may have cycle with no back edge. @@ -263,7 +263,7 @@ static unsigned getJumpThreadDuplicationCost(const BasicBlock *BB, continue; // Bail out if this instruction gives back a token type, it is not possible - // to duplicate it if it used outside this BB. + // to duplicate it if it is used outside this BB. if (I->getType()->isTokenTy() && I->isUsedOutsideOfBlock(BB)) return ~0U; @@ -878,7 +878,7 @@ bool JumpThreading::SimplifyPartiallyRedundantLoad(LoadInst *LI) { if (Value *AvailableVal = FindAvailableLoadedValue(LoadedPtr, LoadBB, BBIt, 6)) { - // If the value if the load is locally available within the block, just use + // If the value of the load is locally available within the block, just use // it. This frequently occurs for reg2mem'd allocas. //cerr << "LOAD ELIMINATED:\n" << *BBIt << *LI << "\n"; @@ -1270,7 +1270,7 @@ bool JumpThreading::ProcessBranchOnXOR(BinaryOperator *BO) { // Into: // BB': // %Y = icmp ne i32 %A, %B - // br i1 %Z, ... + // br i1 %Y, ... PredValueInfoTy XorOpValues; bool isLHS = true; @@ -1395,7 +1395,7 @@ bool JumpThreading::ThreadEdge(BasicBlock *BB, return false; } - // And finally, do it! Start by factoring the predecessors is needed. + // And finally, do it! Start by factoring the predecessors if needed. BasicBlock *PredBB; if (PredBBs.size() == 1) PredBB = PredBBs[0]; @@ -1538,7 +1538,7 @@ bool JumpThreading::DuplicateCondBranchOnPHIIntoPred(BasicBlock *BB, return false; } - // And finally, do it! Start by factoring the predecessors is needed. + // And finally, do it! Start by factoring the predecessors if needed. BasicBlock *PredBB; if (PredBBs.size() == 1) PredBB = PredBBs[0]; |