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Second batch of passes using LLVMContext.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74753 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson
2009-07-03 00:54:20 +00:00
parent 2889ccea62
commit 1ff50b380e
5 changed files with 46 additions and 37 deletions
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17
lib/Transforms/Scalar/LoopStrengthReduce.cpp
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@@ -24,6 +24,7 @@
#include "llvm/Constants.h"
#include "llvm/Instructions.h"
#include "llvm/IntrinsicInst.h"
#include "llvm/LLVMContext.h"
#include "llvm/Type.h"
#include "llvm/DerivedTypes.h"
#include "llvm/Analysis/Dominators.h"
@@ -1575,7 +1576,7 @@ void LoopStrengthReduce::StrengthReduceStridedIVUsers(const SCEV* const &Stride,
BasicBlock *LatchBlock = L->getLoopLatch();
Instruction *IVIncInsertPt = LatchBlock->getTerminator();
Value *CommonBaseV = Constant::getNullValue(ReplacedTy);
Value *CommonBaseV = Context->getNullValue(ReplacedTy);
const SCEV* RewriteFactor = SE->getIntegerSCEV(0, ReplacedTy);
IVExpr ReuseIV(SE->getIntegerSCEV(0, Type::Int32Ty),
@@ -1941,7 +1942,7 @@ ICmpInst *LoopStrengthReduce::ChangeCompareStride(Loop *L, ICmpInst *Cond,
NewCmpTy = NewCmpLHS->getType();
NewTyBits = SE->getTypeSizeInBits(NewCmpTy);
const Type *NewCmpIntTy = IntegerType::get(NewTyBits);
const Type *NewCmpIntTy = Context->getIntegerType(NewTyBits);
if (RequiresTypeConversion(NewCmpTy, CmpTy)) {
// Check if it is possible to rewrite it using
// an iv / stride of a smaller integer type.
@@ -1986,10 +1987,10 @@ ICmpInst *LoopStrengthReduce::ChangeCompareStride(Loop *L, ICmpInst *Cond,
NewStride = &IU->StrideOrder[i];
if (!isa<PointerType>(NewCmpTy))
NewCmpRHS = ConstantInt::get(NewCmpTy, NewCmpVal);
NewCmpRHS = Context->getConstantInt(NewCmpTy, NewCmpVal);
else {
Constant *CI = ConstantInt::get(NewCmpIntTy, NewCmpVal);
NewCmpRHS = ConstantExpr::getIntToPtr(CI, NewCmpTy);
Constant *CI = Context->getConstantInt(NewCmpIntTy, NewCmpVal);
NewCmpRHS = Context->getConstantExprIntToPtr(CI, NewCmpTy);
}
NewOffset = TyBits == NewTyBits
? SE->getMulExpr(CondUse->getOffset(),
@@ -2233,7 +2234,7 @@ void LoopStrengthReduce::OptimizeShadowIV(Loop *L) {
ConstantInt *Init = dyn_cast<ConstantInt>(PH->getIncomingValue(Entry));
if (!Init) continue;
Constant *NewInit = ConstantFP::get(DestTy, Init->getZExtValue());
Constant *NewInit = Context->getConstantFP(DestTy, Init->getZExtValue());
BinaryOperator *Incr =
dyn_cast<BinaryOperator>(PH->getIncomingValue(Latch));
@@ -2257,7 +2258,7 @@ void LoopStrengthReduce::OptimizeShadowIV(Loop *L) {
PHINode *NewPH = PHINode::Create(DestTy, "IV.S.", PH);
/* create new increment. '++d' in above example. */
Constant *CFP = ConstantFP::get(DestTy, C->getZExtValue());
Constant *CFP = Context->getConstantFP(DestTy, C->getZExtValue());
BinaryOperator *NewIncr =
BinaryOperator::Create(Incr->getOpcode() == Instruction::Add ?
Instruction::FAdd : Instruction::FSub,
@@ -2496,7 +2497,7 @@ void LoopStrengthReduce::OptimizeLoopCountIV(Loop *L) {
Value *startVal = phi->getIncomingValue(inBlock);
Value *endVal = Cond->getOperand(1);
// FIXME check for case where both are constant
Constant* Zero = ConstantInt::get(Cond->getOperand(1)->getType(), 0);
Constant* Zero = Context->getConstantInt(Cond->getOperand(1)->getType(), 0);
BinaryOperator *NewStartVal =
BinaryOperator::Create(Instruction::Sub, endVal, startVal,
"tmp", PreInsertPt);