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Use Loop::block_iterator.
llvm-svn: 52616
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@ -574,9 +574,10 @@ bool IndVarSimplify::runOnLoop(Loop *L, LPPassManager &LPM) {
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#if 0
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// Now replace all derived expressions in the loop body with simpler
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// expressions.
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for (unsigned i = 0, e = L->getBlocks().size(); i != e; ++i)
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if (LI->getLoopFor(L->getBlocks()[i]) == L) { // Not in a subloop...
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BasicBlock *BB = L->getBlocks()[i];
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for (LoopInfo::block_iterator I = L->block_begin(), E = L->block_end();
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I != E; ++I) {
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BasicBlock *BB = *I;
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if (LI->getLoopFor(BB) == L) { // Not in a subloop...
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for (BasicBlock::iterator I = BB->begin(), E = BB->end(); I != E; ++I)
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if (I->getType()->isInteger() && // Is an integer instruction
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!I->use_empty() &&
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@ -593,6 +594,7 @@ bool IndVarSimplify::runOnLoop(Loop *L, LPPassManager &LPM) {
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}
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}
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}
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}
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#endif
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DeleteTriviallyDeadInstructions(DeadInsts);
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@ -258,10 +258,12 @@ bool LICM::runOnLoop(Loop *L, LPPassManager &LPM) {
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// Because subloops have already been incorporated into AST, we skip blocks in
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// subloops.
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//
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for (std::vector<BasicBlock*>::const_iterator I = L->getBlocks().begin(),
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E = L->getBlocks().end(); I != E; ++I)
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if (LI->getLoopFor(*I) == L) // Ignore blocks in subloops...
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CurAST->add(**I); // Incorporate the specified basic block
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for (Loop::block_iterator I = L->block_begin(), E = L->block_end();
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I != E; ++I) {
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BasicBlock *BB = *I;
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if (LI->getLoopFor(BB) == L) // Ignore blocks in subloops...
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CurAST->add(*BB); // Incorporate the specified basic block
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}
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// We want to visit all of the instructions in this loop... that are not parts
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// of our subloops (they have already had their invariants hoisted out of
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@ -698,12 +700,11 @@ void LICM::PromoteValuesInLoop() {
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// Scan the basic blocks in the loop, replacing uses of our pointers with
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// uses of the allocas in question.
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//
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const std::vector<BasicBlock*> &LoopBBs = CurLoop->getBlocks();
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for (std::vector<BasicBlock*>::const_iterator I = LoopBBs.begin(),
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E = LoopBBs.end(); I != E; ++I) {
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for (Loop::block_iterator I = CurLoop->block_begin(),
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E = CurLoop->block_end(); I != E; ++I) {
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BasicBlock *BB = *I;
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// Rewrite all loads and stores in the block of the pointer...
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for (BasicBlock::iterator II = (*I)->begin(), E = (*I)->end();
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II != E; ++II) {
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for (BasicBlock::iterator II = BB->begin(), E = BB->end(); II != E; ++II) {
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if (LoadInst *L = dyn_cast<LoadInst>(II)) {
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std::map<Value*, AllocaInst*>::iterator
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I = ValueToAllocaMap.find(L->getOperand(0));
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@ -67,8 +67,9 @@ LoopPass *llvm::createLoopUnrollPass() { return new LoopUnroll(); }
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/// ApproximateLoopSize - Approximate the size of the loop.
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static unsigned ApproximateLoopSize(const Loop *L) {
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unsigned Size = 0;
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for (unsigned i = 0, e = L->getBlocks().size(); i != e; ++i) {
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BasicBlock *BB = L->getBlocks()[i];
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for (Loop::block_iterator I = L->block_begin(), E = L->block_end();
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I != E; ++I) {
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BasicBlock *BB = *I;
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Instruction *Term = BB->getTerminator();
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for (BasicBlock::iterator I = BB->begin(), E = BB->end(); I != E; ++I) {
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if (isa<PHINode>(I) && BB == L->getHeader()) {
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@ -460,8 +460,9 @@ Loop *LoopSimplify::SeparateNestedLoop(Loop *L) {
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// L is now a subloop of our outer loop.
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NewOuter->addChildLoop(L);
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for (unsigned i = 0, e = L->getBlocks().size(); i != e; ++i)
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NewOuter->addBlockEntry(L->getBlocks()[i]);
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for (Loop::block_iterator I = L->block_begin(), E = L->block_end();
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I != E; ++I)
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NewOuter->addBlockEntry(*I);
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// Determine which blocks should stay in L and which should be moved out to
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// the Outer loop now.
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