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Code Issues Projects Releases Wiki Activity

Move the ConstantInt uniquing table into LLVMContextImpl. This exposed a number of issues in

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our current context-passing stuff, which is also fixed here


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76089 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson
2009-07-16 18:04:31 +00:00
parent f96db468fc
commit 001dbfebcb
34 changed files with 174 additions and 92 deletions
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12
lib/Analysis/ScalarEvolution.cpp
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@ -191,7 +191,7 @@ const SCEV *ScalarEvolution::getConstant(ConstantInt *V) {
}
const SCEV *ScalarEvolution::getConstant(const APInt& Val) {
return getConstant(ConstantInt::get(Val));
return getConstant(Context->getConstantInt(Val));
}
const SCEV *
@ -1517,7 +1517,7 @@ 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 = ConstantInt::get(LHSC->getValue()->getValue() *
ConstantInt *Fold = Context->getConstantInt(LHSC->getValue()->getValue() *
RHSC->getValue()->getValue());
Ops[0] = getConstant(Fold);
Ops.erase(Ops.begin()+1); // Erase the folded element
@ -1868,7 +1868,7 @@ 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 = ConstantInt::get(
ConstantInt *Fold = Context->getConstantInt(
APIntOps::smax(LHSC->getValue()->getValue(),
RHSC->getValue()->getValue()));
Ops[0] = getConstant(Fold);
@ -1965,7 +1965,7 @@ 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 = ConstantInt::get(
ConstantInt *Fold = Context->getConstantInt(
APIntOps::umax(LHSC->getValue()->getValue(),
RHSC->getValue()->getValue()));
Ops[0] = getConstant(Fold);
@ -2887,7 +2887,7 @@ 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 = ConstantInt::get(
Constant *X = Context->getConstantInt(
APInt(BitWidth, 1).shl(SA->getLimitedValue(BitWidth)));
return getMulExpr(getSCEV(U->getOperand(0)), getSCEV(X));
}
@ -2897,7 +2897,7 @@ 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 = ConstantInt::get(
Constant *X = Context->getConstantInt(
APInt(BitWidth, 1).shl(SA->getLimitedValue(BitWidth)));
return getUDivExpr(getSCEV(U->getOperand(0)), getSCEV(X));
}