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Revert the ConstantInt constructors back to their 2.5 forms where possible, thanks to contexts-on-types. More to come.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77011 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson
2009-07-24 23:12:02 +00:00
parent e8530a3d8c
commit eed707b1e6
67 changed files with 960 additions and 1254 deletions
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lib/Analysis/ScalarEvolution.cpp
+16 -15
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@@ -192,13 +192,13 @@ const SCEV *ScalarEvolution::getConstant(ConstantInt *V) {
}
const SCEV *ScalarEvolution::getConstant(const APInt& Val) {
return getConstant(getContext().getConstantInt(Val));
return getConstant(ConstantInt::get(getContext(), Val));
}
const SCEV *
ScalarEvolution::getConstant(const Type *Ty, uint64_t V, bool isSigned) {
return getConstant(
getContext().getConstantInt(cast<IntegerType>(Ty), V, isSigned));
ConstantInt::get(cast<IntegerType>(Ty), V, isSigned));
}
const Type *SCEVConstant::getType() const { return V->getType(); }
@@ -1518,7 +1518,8 @@ const SCEV *ScalarEvolution::getMulExpr(SmallVectorImpl<const SCEV *> &Ops) {
++Idx;
while (const SCEVConstant *RHSC = dyn_cast<SCEVConstant>(Ops[Idx])) {
// We found two constants, fold them together!
ConstantInt *Fold = getContext().getConstantInt(LHSC->getValue()->getValue() *
ConstantInt *Fold = ConstantInt::get(getContext(),
LHSC->getValue()->getValue() *
RHSC->getValue()->getValue());
Ops[0] = getConstant(Fold);
Ops.erase(Ops.begin()+1); // Erase the folded element
@@ -1869,7 +1870,7 @@ ScalarEvolution::getSMaxExpr(SmallVectorImpl<const SCEV *> &Ops) {
assert(Idx < Ops.size());
while (const SCEVConstant *RHSC = dyn_cast<SCEVConstant>(Ops[Idx])) {
// We found two constants, fold them together!
ConstantInt *Fold = getContext().getConstantInt(
ConstantInt *Fold = ConstantInt::get(getContext(),
APIntOps::smax(LHSC->getValue()->getValue(),
RHSC->getValue()->getValue()));
Ops[0] = getConstant(Fold);
@@ -1966,7 +1967,7 @@ ScalarEvolution::getUMaxExpr(SmallVectorImpl<const SCEV *> &Ops) {
assert(Idx < Ops.size());
while (const SCEVConstant *RHSC = dyn_cast<SCEVConstant>(Ops[Idx])) {
// We found two constants, fold them together!
ConstantInt *Fold = getContext().getConstantInt(
ConstantInt *Fold = ConstantInt::get(getContext(),
APIntOps::umax(LHSC->getValue()->getValue(),
RHSC->getValue()->getValue()));
Ops[0] = getConstant(Fold);
@@ -2133,7 +2134,7 @@ const SCEV *ScalarEvolution::getSCEV(Value *V) {
/// specified signed integer value and return a SCEV for the constant.
const SCEV *ScalarEvolution::getIntegerSCEV(int Val, const Type *Ty) {
const IntegerType *ITy = cast<IntegerType>(getEffectiveSCEVType(Ty));
return getConstant(getContext().getConstantInt(ITy, Val));
return getConstant(ConstantInt::get(ITy, Val));
}
/// getNegativeSCEV - Return a SCEV corresponding to -V = -1*V
@@ -2896,7 +2897,7 @@ const SCEV *ScalarEvolution::createSCEV(Value *V) {
// Turn shift left of a constant amount into a multiply.
if (ConstantInt *SA = dyn_cast<ConstantInt>(U->getOperand(1))) {
uint32_t BitWidth = cast<IntegerType>(V->getType())->getBitWidth();
Constant *X = getContext().getConstantInt(
Constant *X = ConstantInt::get(getContext(),
APInt(BitWidth, 1).shl(SA->getLimitedValue(BitWidth)));
return getMulExpr(getSCEV(U->getOperand(0)), getSCEV(X));
}
@@ -2906,7 +2907,7 @@ const SCEV *ScalarEvolution::createSCEV(Value *V) {
// Turn logical shift right of a constant into a unsigned divide.
if (ConstantInt *SA = dyn_cast<ConstantInt>(U->getOperand(1))) {
uint32_t BitWidth = cast<IntegerType>(V->getType())->getBitWidth();
Constant *X = getContext().getConstantInt(
Constant *X = ConstantInt::get(getContext(),
APInt(BitWidth, 1).shl(SA->getLimitedValue(BitWidth)));
return getUDivExpr(getSCEV(U->getOperand(0)), getSCEV(X));
}
@@ -3558,7 +3559,7 @@ ScalarEvolution::ComputeLoadConstantCompareBackedgeTakenCount(
unsigned MaxSteps = MaxBruteForceIterations;
for (unsigned IterationNum = 0; IterationNum != MaxSteps; ++IterationNum) {
ConstantInt *ItCst = getContext().getConstantInt(
ConstantInt *ItCst = ConstantInt::get(
cast<IntegerType>(IdxExpr->getType()), IterationNum);
ConstantInt *Val = EvaluateConstantChrecAtConstant(IdxExpr, ItCst, *this);
@@ -4072,9 +4073,9 @@ SolveQuadraticEquation(const SCEVAddRecExpr *AddRec, ScalarEvolution &SE) {
LLVMContext &Context = SE.getContext();
ConstantInt *Solution1 =
Context.getConstantInt((NegB + SqrtVal).sdiv(TwoA));
ConstantInt::get(Context, (NegB + SqrtVal).sdiv(TwoA));
ConstantInt *Solution2 =
Context.getConstantInt((NegB - SqrtVal).sdiv(TwoA));
ConstantInt::get(Context, (NegB - SqrtVal).sdiv(TwoA));
return std::make_pair(SE.getConstant(Solution1),
SE.getConstant(Solution2));
@@ -4836,7 +4837,7 @@ const SCEV *SCEVAddRecExpr::getNumIterationsInRange(ConstantRange Range,
// The exit value should be (End+A)/A.
APInt ExitVal = (End + A).udiv(A);
ConstantInt *ExitValue = SE.getContext().getConstantInt(ExitVal);
ConstantInt *ExitValue = ConstantInt::get(SE.getContext(), ExitVal);
// Evaluate at the exit value. If we really did fall out of the valid
// range, then we computed our trip count, otherwise wrap around or other
@@ -4848,7 +4849,7 @@ const SCEV *SCEVAddRecExpr::getNumIterationsInRange(ConstantRange Range,
// Ensure that the previous value is in the range. This is a sanity check.
assert(Range.contains(
EvaluateConstantChrecAtConstant(this,
SE.getContext().getConstantInt(ExitVal - One), SE)->getValue()) &&
ConstantInt::get(SE.getContext(), ExitVal - One), SE)->getValue()) &&
"Linear scev computation is off in a bad way!");
return SE.getConstant(ExitValue);
} else if (isQuadratic()) {
@@ -4883,7 +4884,7 @@ const SCEV *SCEVAddRecExpr::getNumIterationsInRange(ConstantRange Range,
if (Range.contains(R1Val->getValue())) {
// The next iteration must be out of the range...
ConstantInt *NextVal =
SE.getContext().getConstantInt(R1->getValue()->getValue()+1);
ConstantInt::get(SE.getContext(), R1->getValue()->getValue()+1);
R1Val = EvaluateConstantChrecAtConstant(this, NextVal, SE);
if (!Range.contains(R1Val->getValue()))
@@ -4894,7 +4895,7 @@ const SCEV *SCEVAddRecExpr::getNumIterationsInRange(ConstantRange Range,
// If R1 was not in the range, then it is a good return value. Make
// sure that R1-1 WAS in the range though, just in case.
ConstantInt *NextVal =
SE.getContext().getConstantInt(R1->getValue()->getValue()-1);
ConstantInt::get(SE.getContext(), R1->getValue()->getValue()-1);
R1Val = EvaluateConstantChrecAtConstant(this, NextVal, SE);
if (Range.contains(R1Val->getValue()))
return R1;