diff options
Diffstat (limited to 'lib/Transforms/LevelRaise.cpp')
-rw-r--r-- | lib/Transforms/LevelRaise.cpp | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/lib/Transforms/LevelRaise.cpp b/lib/Transforms/LevelRaise.cpp index 2826e9f216..630ee0fa50 100644 --- a/lib/Transforms/LevelRaise.cpp +++ b/lib/Transforms/LevelRaise.cpp @@ -85,25 +85,19 @@ static bool HandleCastToPointer(BasicBlock::iterator BI, // If we have a getelementptr capability... transform all of the // add instruction uses into getelementptr's. - for (Value::use_iterator UI = CI->use_begin(), E = CI->use_end(); - UI != E; ++UI) { - Instruction *I = cast<Instruction>(*UI); + while (!CI->use_empty()) { + Instruction *I = cast<Instruction>(*CI->use_begin()); assert(I->getOpcode() == Instruction::Add && I->getNumOperands() == 2 && "Use is not a valid add instruction!"); // Get the value added to the cast result pointer... Value *OtherPtr = I->getOperand((I->getOperand(0) == CI) ? 1 : 0); - BasicBlock *BB = I->getParent(); - BasicBlock::iterator AddIt = find(BB->getInstList().begin(), - BB->getInstList().end(), I); - GetElementPtrInst *GEP = new GetElementPtrInst(OtherPtr, Indices); - PRINT_PEEPHOLE1("cast-add-to-gep:i", I); // Replace the old add instruction with the shiny new GEP inst - ReplaceInstWithInst(BB->getInstList(), AddIt, GEP); + ReplaceInstWithInst(I, GEP); PRINT_PEEPHOLE1("cast-add-to-gep:o", GEP); } return true; @@ -417,7 +411,7 @@ static bool DoRaisePass(Method *M) { if (dceInstruction(BIL, BI) || doConstantPropogation(BB, BI)) { Changed = true; #ifdef DEBUG_PEEPHOLE_INSTS - cerr << "DeadCode Elinated!\n"; + cerr << "***\t\t^^-- DeadCode Elinated!\n"; #endif } else if (PeepholeOptimize(BB, BI)) Changed = true; |