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-rw-r--r--lib/Transforms/IPO/GlobalOpt.cpp21
-rw-r--r--lib/Transforms/Instrumentation/RSProfiling.cpp4
-rw-r--r--lib/Transforms/Scalar/CondPropagate.cpp5
-rw-r--r--lib/Transforms/Scalar/CorrelatedExprs.cpp156
-rw-r--r--lib/Transforms/Scalar/InstructionCombining.cpp218
-rw-r--r--lib/Transforms/Scalar/LoopUnswitch.cpp64
-rw-r--r--lib/Transforms/Scalar/PredicateSimplifier.cpp57
-rw-r--r--lib/Transforms/Scalar/Reassociate.cpp4
-rw-r--r--lib/Transforms/Scalar/SCCP.cpp22
-rw-r--r--lib/Transforms/Utils/CloneFunction.cpp13
-rw-r--r--lib/Transforms/Utils/CodeExtractor.cpp2
-rw-r--r--lib/Transforms/Utils/Local.cpp6
-rw-r--r--lib/Transforms/Utils/SimplifyCFG.cpp13
-rw-r--r--lib/Transforms/Utils/ValueMapper.cpp2
14 files changed, 304 insertions, 283 deletions
diff --git a/lib/Transforms/IPO/GlobalOpt.cpp b/lib/Transforms/IPO/GlobalOpt.cpp
index f25621eb78..c1944dbe95 100644
--- a/lib/Transforms/IPO/GlobalOpt.cpp
+++ b/lib/Transforms/IPO/GlobalOpt.cpp
@@ -711,7 +711,7 @@ static GlobalVariable *OptimizeGlobalAddressOfMalloc(GlobalVariable *GV,
// keep track of whether the global was initialized yet or not.
GlobalVariable *InitBool =
new GlobalVariable(Type::BoolTy, false, GlobalValue::InternalLinkage,
- ConstantBool::getFalse(), GV->getName()+".init");
+ ConstantInt::getFalse(), GV->getName()+".init");
bool InitBoolUsed = false;
// Loop over all uses of GV, processing them in turn.
@@ -731,7 +731,7 @@ static GlobalVariable *OptimizeGlobalAddressOfMalloc(GlobalVariable *GV,
default: assert(0 && "Unknown ICmp Predicate!");
case ICmpInst::ICMP_ULT:
case ICmpInst::ICMP_SLT:
- LV = ConstantBool::getFalse(); // X < null -> always false
+ LV = ConstantInt::getFalse(); // X < null -> always false
break;
case ICmpInst::ICMP_ULE:
case ICmpInst::ICMP_SLE:
@@ -753,7 +753,7 @@ static GlobalVariable *OptimizeGlobalAddressOfMalloc(GlobalVariable *GV,
} else {
StoreInst *SI = cast<StoreInst>(GV->use_back());
// The global is initialized when the store to it occurs.
- new StoreInst(ConstantBool::getTrue(), InitBool, SI);
+ new StoreInst(ConstantInt::getTrue(), InitBool, SI);
SI->eraseFromParent();
}
@@ -1140,7 +1140,7 @@ static bool OptimizeOnceStoredGlobal(GlobalVariable *GV, Value *StoredOnceVal,
static void ShrinkGlobalToBoolean(GlobalVariable *GV, Constant *OtherVal) {
// Create the new global, initializing it to false.
GlobalVariable *NewGV = new GlobalVariable(Type::BoolTy, false,
- GlobalValue::InternalLinkage, ConstantBool::getFalse(),
+ GlobalValue::InternalLinkage, ConstantInt::getFalse(),
GV->getName()+".b");
GV->getParent()->getGlobalList().insert(GV, NewGV);
@@ -1161,7 +1161,7 @@ static void ShrinkGlobalToBoolean(GlobalVariable *GV, Constant *OtherVal) {
// Only do this if we weren't storing a loaded value.
Value *StoreVal;
if (StoringOther || SI->getOperand(0) == InitVal)
- StoreVal = ConstantBool::get(StoringOther);
+ StoreVal = ConstantInt::get(StoringOther);
else {
// Otherwise, we are storing a previously loaded copy. To do this,
// change the copy from copying the original value to just copying the
@@ -1797,10 +1797,13 @@ static bool EvaluateFunction(Function *F, Constant *&RetVal,
if (BI->isUnconditional()) {
NewBB = BI->getSuccessor(0);
} else {
- ConstantBool *Cond =
- dyn_cast<ConstantBool>(getVal(Values, BI->getCondition()));
- if (!Cond) return false; // Cannot determine.
- NewBB = BI->getSuccessor(!Cond->getValue());
+ ConstantInt *Cond =
+ dyn_cast<ConstantInt>(getVal(Values, BI->getCondition()));
+
+ // Cannot determine.
+ if (!Cond || Cond->getType() != Type::BoolTy)
+ return false;
+ NewBB = BI->getSuccessor(!Cond->getBoolValue());
}
} else if (SwitchInst *SI = dyn_cast<SwitchInst>(CurInst)) {
ConstantInt *Val =
diff --git a/lib/Transforms/Instrumentation/RSProfiling.cpp b/lib/Transforms/Instrumentation/RSProfiling.cpp
index e70a2cbbe0..5c0aa36361 100644
--- a/lib/Transforms/Instrumentation/RSProfiling.cpp
+++ b/lib/Transforms/Instrumentation/RSProfiling.cpp
@@ -460,7 +460,7 @@ void ProfilerRS::ProcessBackEdge(BasicBlock* src, BasicBlock* dst, Function& F)
//b:
new BranchInst(cast<BasicBlock>(Translate(dst)), bbC);
new BranchInst(dst, cast<BasicBlock>(Translate(dst)),
- ConstantBool::get(true), bbCp);
+ ConstantInt::get(true), bbCp);
//c:
{
TerminatorInst* iB = src->getTerminator();
@@ -516,7 +516,7 @@ bool ProfilerRS::runOnFunction(Function& F) {
TerminatorInst* T = F.getEntryBlock().getTerminator();
ReplaceInstWithInst(T, new BranchInst(T->getSuccessor(0),
cast<BasicBlock>(Translate(T->getSuccessor(0))),
- ConstantBool::get(true)));
+ ConstantInt::get(true)));
//do whatever is needed now that the function is duplicated
c->PrepFunction(&F);
diff --git a/lib/Transforms/Scalar/CondPropagate.cpp b/lib/Transforms/Scalar/CondPropagate.cpp
index 49a849625b..4ca5c5e7b7 100644
--- a/lib/Transforms/Scalar/CondPropagate.cpp
+++ b/lib/Transforms/Scalar/CondPropagate.cpp
@@ -133,12 +133,13 @@ void CondProp::SimplifyPredecessors(BranchInst *BI) {
// constants. Walk from the end to remove operands from the end when
// possible, and to avoid invalidating "i".
for (unsigned i = PN->getNumIncomingValues(); i != 0; --i)
- if (ConstantBool *CB = dyn_cast<ConstantBool>(PN->getIncomingValue(i-1))) {
+ if (ConstantInt *CB = dyn_cast<ConstantInt>(PN->getIncomingValue(i-1))) {
+ if (CB->getType() != Type::BoolTy) continue;
// If we have a constant, forward the edge from its current to its
// ultimate destination.
bool PHIGone = PN->getNumIncomingValues() == 2;
RevectorBlockTo(PN->getIncomingBlock(i-1),
- BI->getSuccessor(CB->getValue() == 0));
+ BI->getSuccessor(CB->getBoolValue() == 0));
++NumBrThread;
// If there were two predecessors before this simplification, the PHI node
diff --git a/lib/Transforms/Scalar/CorrelatedExprs.cpp b/lib/Transforms/Scalar/CorrelatedExprs.cpp
index 203b7fa238..44d3ad5cc2 100644
--- a/lib/Transforms/Scalar/CorrelatedExprs.cpp
+++ b/lib/Transforms/Scalar/CorrelatedExprs.cpp
@@ -472,7 +472,7 @@ bool CEE::ForwardCorrelatedEdgeDestination(TerminatorInst *TI, unsigned SuccNo,
} else if (CmpInst *CI = dyn_cast<CmpInst>(I)) {
Relation::KnownResult Res = getCmpResult(CI, NewRI);
if (Res == Relation::Unknown) return false;
- PropagateEquality(CI, ConstantBool::get(Res), NewRI);
+ PropagateEquality(CI, ConstantInt::get(Res), NewRI);
} else {
assert(isa<BranchInst>(*I) && "Unexpected instruction type!");
}
@@ -484,10 +484,11 @@ bool CEE::ForwardCorrelatedEdgeDestination(TerminatorInst *TI, unsigned SuccNo,
if (PredicateVI.getReplacement() &&
isa<Constant>(PredicateVI.getReplacement()) &&
!isa<GlobalValue>(PredicateVI.getReplacement())) {
- ConstantBool *CB = cast<ConstantBool>(PredicateVI.getReplacement());
+ ConstantInt *CB = cast<ConstantInt>(PredicateVI.getReplacement());
// Forward to the successor that corresponds to the branch we will take.
- ForwardSuccessorTo(TI, SuccNo, BI->getSuccessor(!CB->getValue()), NewRI);
+ ForwardSuccessorTo(TI, SuccNo,
+ BI->getSuccessor(!CB->getBoolValue()), NewRI);
return true;
}
@@ -782,12 +783,12 @@ void CEE::PropagateBranchInfo(BranchInst *BI) {
// Propagate information into the true block...
//
- PropagateEquality(BI->getCondition(), ConstantBool::getTrue(),
+ PropagateEquality(BI->getCondition(), ConstantInt::getTrue(),
getRegionInfo(BI->getSuccessor(0)));
// Propagate information into the false block...
//
- PropagateEquality(BI->getCondition(), ConstantBool::getFalse(),
+ PropagateEquality(BI->getCondition(), ConstantInt::getFalse(),
getRegionInfo(BI->getSuccessor(1)));
}
@@ -832,78 +833,79 @@ void CEE::PropagateEquality(Value *Op0, Value *Op1, RegionInfo &RI) {
// it's a constant, then see if the other one is one of a setcc instruction,
// an AND, OR, or XOR instruction.
//
- if (ConstantBool *CB = dyn_cast<ConstantBool>(Op1)) {
-
- if (Instruction *Inst = dyn_cast<Instruction>(Op0)) {
- // If we know that this instruction is an AND instruction, and the result
- // is true, this means that both operands to the OR are known to be true
- // as well.
- //
- if (CB->getValue() && Inst->getOpcode() == Instruction::And) {
- PropagateEquality(Inst->getOperand(0), CB, RI);
- PropagateEquality(Inst->getOperand(1), CB, RI);
- }
-
- // If we know that this instruction is an OR instruction, and the result
- // is false, this means that both operands to the OR are know to be false
- // as well.
- //
- if (!CB->getValue() && Inst->getOpcode() == Instruction::Or) {
- PropagateEquality(Inst->getOperand(0), CB, RI);
- PropagateEquality(Inst->getOperand(1), CB, RI);
- }
-
- // If we know that this instruction is a NOT instruction, we know that the
- // operand is known to be the inverse of whatever the current value is.
- //
- if (BinaryOperator *BOp = dyn_cast<BinaryOperator>(Inst))
- if (BinaryOperator::isNot(BOp))
- PropagateEquality(BinaryOperator::getNotArgument(BOp),
- ConstantBool::get(!CB->getValue()), RI);
+ if (Op1->getType() == Type::BoolTy)
+ if (ConstantInt *CB = dyn_cast<ConstantInt>(Op1)) {
+
+ if (Instruction *Inst = dyn_cast<Instruction>(Op0)) {
+ // If we know that this instruction is an AND instruction, and the result
+ // is true, this means that both operands to the OR are known to be true
+ // as well.
+ //
+ if (CB->getBoolValue() && Inst->getOpcode() == Instruction::And) {
+ PropagateEquality(Inst->getOperand(0), CB, RI);
+ PropagateEquality(Inst->getOperand(1), CB, RI);
+ }
+
+ // If we know that this instruction is an OR instruction, and the result
+ // is false, this means that both operands to the OR are know to be false
+ // as well.
+ //
+ if (!CB->getBoolValue() && Inst->getOpcode() == Instruction::Or) {
+ PropagateEquality(Inst->getOperand(0), CB, RI);
+ PropagateEquality(Inst->getOperand(1), CB, RI);
+ }
- // If we know the value of a FCmp instruction, propagate the information
- // about the relation into this region as well.
- //
- if (FCmpInst *FCI = dyn_cast<FCmpInst>(Inst)) {
- if (CB->getValue()) { // If we know the condition is true...
- // Propagate info about the LHS to the RHS & RHS to LHS
- PropagateRelation(FCI->getPredicate(), FCI->getOperand(0),
- FCI->getOperand(1), RI);
- PropagateRelation(FCI->getSwappedPredicate(),
- FCI->getOperand(1), FCI->getOperand(0), RI);
-
- } else { // If we know the condition is false...
- // We know the opposite of the condition is true...
- FCmpInst::Predicate C = FCI->getInversePredicate();
-
- PropagateRelation(C, FCI->getOperand(0), FCI->getOperand(1), RI);
- PropagateRelation(FCmpInst::getSwappedPredicate(C),
- FCI->getOperand(1), FCI->getOperand(0), RI);
+ // If we know that this instruction is a NOT instruction, we know that the
+ // operand is known to be the inverse of whatever the current value is.
+ //
+ if (BinaryOperator *BOp = dyn_cast<BinaryOperator>(Inst))
+ if (BinaryOperator::isNot(BOp))
+ PropagateEquality(BinaryOperator::getNotArgument(BOp),
+ ConstantInt::get(!CB->getBoolValue()), RI);
+
+ // If we know the value of a FCmp instruction, propagate the information
+ // about the relation into this region as well.
+ //
+ if (FCmpInst *FCI = dyn_cast<FCmpInst>(Inst)) {
+ if (CB->getBoolValue()) { // If we know the condition is true...
+ // Propagate info about the LHS to the RHS & RHS to LHS
+ PropagateRelation(FCI->getPredicate(), FCI->getOperand(0),
+ FCI->getOperand(1), RI);
+ PropagateRelation(FCI->getSwappedPredicate(),
+ FCI->getOperand(1), FCI->getOperand(0), RI);
+
+ } else { // If we know the condition is false...
+ // We know the opposite of the condition is true...
+ FCmpInst::Predicate C = FCI->getInversePredicate();
+
+ PropagateRelation(C, FCI->getOperand(0), FCI->getOperand(1), RI);
+ PropagateRelation(FCmpInst::getSwappedPredicate(C),
+ FCI->getOperand(1), FCI->getOperand(0), RI);
+ }
}
- }
- // If we know the value of a ICmp instruction, propagate the information
- // about the relation into this region as well.
- //
- if (ICmpInst *ICI = dyn_cast<ICmpInst>(Inst)) {
- if (CB->getValue()) { // If we know the condition is true...
- // Propagate info about the LHS to the RHS & RHS to LHS
- PropagateRelation(ICI->getPredicate(), ICI->getOperand(0),
- ICI->getOperand(1), RI);
- PropagateRelation(ICI->getSwappedPredicate(), ICI->getOperand(1),
- ICI->getOperand(1), RI);
-
- } else { // If we know the condition is false ...
- // We know the opposite of the condition is true...
- ICmpInst::Predicate C = ICI->getInversePredicate();
-
- PropagateRelation(C, ICI->getOperand(0), ICI->getOperand(1), RI);
- PropagateRelation(ICmpInst::getSwappedPredicate(C),
- ICI->getOperand(1), ICI->getOperand(0), RI);
+ // If we know the value of a ICmp instruction, propagate the information
+ // about the relation into this region as well.
+ //
+ if (ICmpInst *ICI = dyn_cast<ICmpInst>(Inst)) {
+ if (CB->getBoolValue()) { // If we know the condition is true...
+ // Propagate info about the LHS to the RHS & RHS to LHS
+ PropagateRelation(ICI->getPredicate(), ICI->getOperand(0),
+ ICI->getOperand(1), RI);
+ PropagateRelation(ICI->getSwappedPredicate(), ICI->getOperand(1),
+ ICI->getOperand(1), RI);
+
+ } else { // If we know the condition is false ...
+ // We know the opposite of the condition is true...
+ ICmpInst::Predicate C = ICI->getInversePredicate();
+
+ PropagateRelation(C, ICI->getOperand(0), ICI->getOperand(1), RI);
+ PropagateRelation(ICmpInst::getSwappedPredicate(C),
+ ICI->getOperand(1), ICI->getOperand(0), RI);
+ }
}
}
}
- }
// Propagate information about Op0 to Op1 & visa versa
PropagateRelation(ICmpInst::ICMP_EQ, Op0, Op1, RI);
@@ -992,7 +994,7 @@ void CEE::IncorporateInstruction(Instruction *Inst, RegionInfo &RI) {
// See if we can figure out a result for this instruction...
Relation::KnownResult Result = getCmpResult(CI, RI);
if (Result != Relation::Unknown) {
- PropagateEquality(CI, ConstantBool::get(Result != 0), RI);
+ PropagateEquality(CI, ConstantInt::get(Result != 0), RI);
}
}
}
@@ -1066,7 +1068,7 @@ bool CEE::SimplifyBasicBlock(BasicBlock &BB, const RegionInfo &RI) {
DEBUG(cerr << "Replacing icmp with " << Result
<< " constant: " << *CI);
- CI->replaceAllUsesWith(ConstantBool::get((bool)Result));
+ CI->replaceAllUsesWith(ConstantInt::get((bool)Result));
// The instruction is now dead, remove it from the program.
CI->getParent()->getInstList().erase(CI);
++NumCmpRemoved;
@@ -1120,7 +1122,7 @@ Relation::KnownResult CEE::getCmpResult(CmpInst *CI,
if (Constant *Result = ConstantFoldInstruction(CI)) {
// Wow, this is easy, directly eliminate the ICmpInst.
DEBUG(cerr << "Replacing cmp with constant fold: " << *CI);
- return cast<ConstantBool>(Result)->getValue()
+ return cast<ConstantInt>(Result)->getBoolValue()
? Relation::KnownTrue : Relation::KnownFalse;
}
} else {
@@ -1143,7 +1145,7 @@ Relation::KnownResult CEE::getCmpResult(CmpInst *CI,
// Op1. Check to see if we know anything about comparing value with a
// constant, and if we can use this info to fold the icmp.
//
- if (ConstantIntegral *C = dyn_cast<ConstantIntegral>(Op1)) {
+ if (ConstantInt *C = dyn_cast<ConstantInt>(Op1)) {
// Check to see if we already know the result of this comparison...
ConstantRange R = ConstantRange(predicate, C);
ConstantRange Int = R.intersectWith(Op0VI->getBounds(),
@@ -1189,7 +1191,7 @@ bool Relation::contradicts(unsigned Op,
// If this is a relationship with a constant, make sure that this relationship
// does not contradict properties known about the bounds of the constant.
//
- if (ConstantIntegral *C = dyn_cast<ConstantIntegral>(Val))
+ if (ConstantInt *C = dyn_cast<ConstantInt>(Val))
if (Op >= ICmpInst::FIRST_ICMP_PREDICATE &&
Op <= ICmpInst::LAST_ICMP_PREDICATE)
if (ConstantRange(Op, C).intersectWith(VI.getBounds(),
@@ -1247,7 +1249,7 @@ bool Relation::incorporate(unsigned Op, ValueInfo &VI) {
// If this is a relationship with a constant, make sure that we update the
// range that is possible for the value to have...
//
- if (ConstantIntegral *C = dyn_cast<ConstantIntegral>(Val))
+ if (ConstantInt *C = dyn_cast<ConstantInt>(Val))
if (Op >= ICmpInst::FIRST_ICMP_PREDICATE &&
Op <= ICmpInst::LAST_ICMP_PREDICATE)
VI.getBounds() = ConstantRange(Op, C).intersectWith(VI.getBounds(),
diff --git a/lib/Transforms/Scalar/InstructionCombining.cpp b/lib/Transforms/Scalar/InstructionCombining.cpp
index c8b38b8603..e82f373801 100644
--- a/lib/Transforms/Scalar/InstructionCombining.cpp
+++ b/lib/Transforms/Scalar/InstructionCombining.cpp
@@ -302,10 +302,10 @@ namespace {
Instruction *FoldPHIArgBinOpIntoPHI(PHINode &PN);
- Instruction *OptAndOp(Instruction *Op, ConstantIntegral *OpRHS,
- ConstantIntegral *AndRHS, BinaryOperator &TheAnd);
+ Instruction *OptAndOp(Instruction *Op, ConstantInt *OpRHS,
+ ConstantInt *AndRHS, BinaryOperator &TheAnd);
- Value *FoldLogicalPlusAnd(Value *LHS, Value *RHS, ConstantIntegral *Mask,
+ Value *FoldLogicalPlusAnd(Value *LHS, Value *RHS, ConstantInt *Mask,
bool isSub, Instruction &I);
Instruction *InsertRangeTest(Value *V, Constant *Lo, Constant *Hi,
bool isSigned, bool Inside, Instruction &IB);
@@ -484,7 +484,7 @@ static inline Value *dyn_castNotVal(Value *V) {
return BinaryOperator::getNotArgument(V);
// Constants can be considered to be not'ed values...
- if (ConstantIntegral *C = dyn_cast<ConstantIntegral>(V))
+ if (ConstantInt *C = dyn_cast<ConstantInt>(V))
return ConstantExpr::getNot(C);
return 0;
}
@@ -531,14 +531,6 @@ static ConstantInt *SubOne(ConstantInt *C) {
ConstantInt::get(C->getType(), 1)));
}
-/// GetConstantInType - Return a ConstantInt with the specified type and value.
-///
-static ConstantIntegral *GetConstantInType(const Type *Ty, uint64_t Val) {
- if (Ty->getTypeID() == Type::BoolTyID)
- return ConstantBool::get(Val);
- return ConstantInt::get(Ty, Val);
-}
-
/// ComputeMaskedBits - Determine which of the bits specified in Mask are
/// known to be either zero or one and return them in the KnownZero/KnownOne
@@ -552,7 +544,7 @@ static void ComputeMaskedBits(Value *V, uint64_t Mask, uint64_t &KnownZero,
// optimized based on the contradictory assumption that it is non-zero.
// Because instcombine aggressively folds operations with undef args anyway,
// this won't lose us code quality.
- if (ConstantIntegral *CI = dyn_cast<ConstantIntegral>(V)) {
+ if (ConstantInt *CI = dyn_cast<ConstantInt>(V)) {
// We know all of the bits for a constant!
KnownOne = CI->getZExtValue() & Mask;
KnownZero = ~KnownOne & Mask;
@@ -763,7 +755,7 @@ static bool ShrinkDemandedConstant(Instruction *I, unsigned OpNo,
// This is producing any bits that are not needed, shrink the RHS.
uint64_t Val = Demanded & OpC->getZExtValue();
- I->setOperand(OpNo, GetConstantInType(OpC->getType(), Val));
+ I->setOperand(OpNo, ConstantInt::get(OpC->getType(), Val));
return true;
}
@@ -824,7 +816,7 @@ static void ComputeUnsignedMinMaxValuesFromKnownBits(const Type *Ty,
bool InstCombiner::SimplifyDemandedBits(Value *V, uint64_t DemandedMask,
uint64_t &KnownZero, uint64_t &KnownOne,
unsigned Depth) {
- if (ConstantIntegral *CI = dyn_cast<ConstantIntegral>(V)) {
+ if (ConstantInt *CI = dyn_cast<ConstantInt>(V)) {
// We know all of the bits for a constant!
KnownOne = CI->getZExtValue() & DemandedMask;
KnownZero = ~KnownOne & DemandedMask;
@@ -965,8 +957,8 @@ bool InstCombiner::SimplifyDemandedBits(Value *V, uint64_t DemandedMask,
// e.g. (X | C1) ^ C2 --> (X | C1) & ~C2 iff (C1&C2) == C2
if ((DemandedMask & (KnownZero|KnownOne)) == DemandedMask) { // all known
if ((KnownOne & KnownOne2) == KnownOne) {
- Constant *AndC = GetConstantInType(I->getType(),
- ~KnownOne & DemandedMask);
+ Constant *AndC = ConstantInt::get(I->getType(),
+ ~KnownOne & DemandedMask);
Instruction *And =
BinaryOperator::createAnd(I->getOperand(0), AndC, "tmp");
InsertNewInstBefore(And, *I);
@@ -1250,7 +1242,7 @@ bool InstCombiner::SimplifyDemandedBits(Value *V, uint64_t DemandedMask,
// If the client is only demanding bits that we know, return the known
// constant.
if ((DemandedMask & (KnownZero|KnownOne)) == DemandedMask)
- return UpdateValueUsesWith(I, GetConstantInType(I->getType(), KnownOne));
+ return UpdateValueUsesWith(I, ConstantInt::get(I->getType(), KnownOne));
return false;
}
@@ -2280,7 +2272,7 @@ Instruction *InstCombiner::commonDivTransforms(BinaryOperator &I) {
if (ST->isNullValue()) {
Instruction *CondI = dyn_cast<Instruction>(SI->getOperand(0));
if (CondI && CondI->getParent() == I.getParent())
- UpdateValueUsesWith(CondI, ConstantBool::getFalse());
+ UpdateValueUsesWith(CondI, ConstantInt::getFalse());
else if (I.getParent() != SI->getParent() || SI->hasOneUse())
I.setOperand(1, SI->getOperand(2));
else
@@ -2293,7 +2285,7 @@ Instruction *InstCombiner::commonDivTransforms(BinaryOperator &I) {
if (ST->isNullValue()) {
Instruction *CondI = dyn_cast<Instruction>(SI->getOperand(0));
if (CondI && CondI->getParent() == I.getParent())
- UpdateValueUsesWith(CondI, ConstantBool::getTrue());
+ UpdateValueUsesWith(CondI, ConstantInt::getTrue());
else if (I.getParent() != SI->getParent() || SI->hasOneUse())
I.setOperand(1, SI->getOperand(1));
else
@@ -2513,7 +2505,7 @@ Instruction *InstCombiner::commonRemTransforms(BinaryOperator &I) {
if (ST->isNullValue()) {
Instruction *CondI = dyn_cast<Instruction>(SI->getOperand(0));
if (CondI && CondI->getParent() == I.getParent())
- UpdateValueUsesWith(CondI, ConstantBool::getFalse());
+ UpdateValueUsesWith(CondI, ConstantInt::getFalse());
else if (I.getParent() != SI->getParent() || SI->hasOneUse())
I.setOperand(1, SI->getOperand(2));
else
@@ -2525,7 +2517,7 @@ Instruction *InstCombiner::commonRemTransforms(BinaryOperator &I) {
if (ST->isNullValue()) {
Instruction *CondI = dyn_cast<Instruction>(SI->getOperand(0));
if (CondI && CondI->getParent() == I.getParent())
- UpdateValueUsesWith(CondI, ConstantBool::getTrue());
+ UpdateValueUsesWith(CondI, ConstantInt::getTrue());
else if (I.getParent() != SI->getParent() || SI->hasOneUse())
I.setOperand(1, SI->getOperand(1));
else
@@ -2758,7 +2750,7 @@ static unsigned getICmpCode(const ICmpInst *ICI) {
static Value *getICmpValue(bool sign, unsigned code, Value *LHS, Value *RHS) {
switch (code) {
default: assert(0 && "Illegal ICmp code!");
- case 0: return ConstantBool::getFalse();
+ case 0: return ConstantInt::getFalse();
case 1:
if (sign)
return new ICmpInst(ICmpInst::ICMP_SGT, LHS, RHS);
@@ -2781,7 +2773,7 @@ static Value *getICmpValue(bool sign, unsigned code, Value *LHS, Value *RHS) {
return new ICmpInst(ICmpInst::ICMP_SLE, LHS, RHS);
else
return new ICmpInst(ICmpInst::ICMP_ULE, LHS, RHS);
- case 7: return ConstantBool::getTrue();
+ case 7: return ConstantInt::getTrue();
}
}
@@ -2839,8 +2831,8 @@ struct FoldICmpLogical {
// the Op parameter is 'OP', OpRHS is 'C1', and AndRHS is 'C2'. Op is
// guaranteed to be either a shift instruction or a binary operator.
Instruction *InstCombiner::OptAndOp(Instruction *Op,
- ConstantIntegral *OpRHS,
- ConstantIntegral *AndRHS,
+ ConstantInt *OpRHS,
+ ConstantInt *AndRHS,
BinaryOperator &TheAnd) {
Value *X = Op->getOperand(0);
Constant *Together = 0;
@@ -2911,7 +2903,7 @@ Instruction *InstCombiner::OptAndOp(Instruction *Op,
// We know that the AND will not produce any of the bits shifted in, so if
// the anded constant includes them, clear them now!
//
- Constant *AllOne = ConstantIntegral::getAllOnesValue(AndRHS->getType());
+ Constant *AllOne = ConstantInt::getAllOnesValue(AndRHS->getType());
Constant *ShlMask = ConstantExpr::getShl(AllOne, OpRHS);
Constant *CI = ConstantExpr::getAnd(AndRHS, ShlMask);
@@ -2929,7 +2921,7 @@ Instruction *InstCombiner::OptAndOp(Instruction *Op,
// the anded constant includes them, clear them now! This only applies to
// unsigned shifts, because a signed shr may bring in set bits!
//
- Constant *AllOne = ConstantIntegral::getAllOnesValue(AndRHS->getType());
+ Constant *AllOne = ConstantInt::getAllOnesValue(AndRHS->getType());
Constant *ShrMask = ConstantExpr::getLShr(AllOne, OpRHS);
Constant *CI = ConstantExpr::getAnd(AndRHS, ShrMask);
@@ -2946,7 +2938,7 @@ Instruction *InstCombiner::OptAndOp(Instruction *Op,
// See if this is shifting in some sign extension, then masking it out
// with an and.
if (Op->hasOneUse()) {
- Constant *AllOne = ConstantIntegral::getAllOnesValue(AndRHS->getType());
+ Constant *AllOne = ConstantInt::getAllOnesValue(AndRHS->getType());
Constant *ShrMask = ConstantExpr::getLShr(AllOne, OpRHS);
Constant *C = ConstantExpr::getAnd(AndRHS, ShrMask);
if (C == AndRHS) { // Masking out bits shifted in.
@@ -2972,8 +2964,8 @@ Instruction *InstCombiner::OptAndOp(Instruction *Op,
Instruction *InstCombiner::InsertRangeTest(Value *V, Constant *Lo, Constant *Hi,
bool isSigned, bool Inside,
Instruction &IB) {
- assert(cast<ConstantBool>(ConstantExpr::getICmp((isSigned ?
- ICmpInst::ICMP_SLE:ICmpInst::ICMP_ULE), Lo, Hi))->getValue() &&
+ assert(cast<ConstantInt>(ConstantExpr::getICmp((isSigned ?
+ ICmpInst::ICMP_SLE:ICmpInst::ICMP_ULE), Lo, Hi))->getBoolValue() &&
"Lo is not <= Hi in range emission code!");
if (Inside) {
@@ -2981,7 +2973,7 @@ Instruction *InstCombiner::InsertRangeTest(Value *V, Constant *Lo, Constant *Hi,
return new ICmpInst(ICmpInst::ICMP_NE, V, V);
// V >= Min && V < Hi --> V < Hi
- if (cast<ConstantIntegral>(Lo)->isMinValue(isSigned)) {
+ if (cast<ConstantInt>(Lo)->isMinValue(isSigned)) {
ICmpInst::Predicate pred = (isSigned ?
ICmpInst::ICMP_SLT : ICmpInst::ICMP_ULT);
return new ICmpInst(pred, V, Hi);
@@ -3000,7 +2992,7 @@ Instruction *InstCombiner::InsertRangeTest(Value *V, Constant *Lo, Constant *Hi,
// V < Min || V >= Hi ->'V > Hi-1'
Hi = SubOne(cast<ConstantInt>(Hi));
- if (cast<ConstantIntegral>(Lo)->isMinValue(isSigned)) {
+ if (cast<ConstantInt>(Lo)->isMinValue(isSigned)) {
ICmpInst::Predicate pred = (isSigned ?
ICmpInst::ICMP_SGT : ICmpInst::ICMP_UGT);
return new ICmpInst(pred, V, Hi);
@@ -3018,7 +3010,7 @@ Instruction *InstCombiner::InsertRangeTest(Value *V, Constant *Lo, Constant *Hi,
// any number of 0s on either side. The 1s are allowed to wrap from LSB to
// MSB, so 0x000FFF0, 0x0000FFFF, and 0xFF0000FF are all runs. 0x0F0F0000 is
// not, since all 1s are not contiguous.
-static bool isRunOfOnes(ConstantIntegral *Val, unsigned &MB, unsigned &ME) {
+static bool isRunOfOnes(ConstantInt *Val, unsigned &MB, unsigned &ME) {
uint64_t V = Val->getZExtValue();
if (!isShiftedMask_64(V)) return false;
@@ -3042,7 +3034,7 @@ static bool isRunOfOnes(ConstantIntegral *Val, unsigned &MB, unsigned &ME) {
/// return (A +/- B).
///
Value *InstCombiner::FoldLogicalPlusAnd(Value *LHS, Value *RHS,
- ConstantIntegral *Mask, bool isSub,
+ ConstantInt *Mask, bool isSub,
Instruction &I) {
Instruction *LHSI = dyn_cast<Instruction>(LHS);
if (!LHSI || LHSI->getNumOperands() != 2 ||
@@ -3106,7 +3098,7 @@ Instruction *InstCombiner::visitAnd(BinaryOperator &I) {
KnownZero, KnownOne))
return &I;
- if (ConstantIntegral *AndRHS = dyn_cast<ConstantIntegral>(Op1)) {
+ if (ConstantInt *AndRHS = dyn_cast<ConstantInt>(Op1)) {
uint64_t AndRHSMask = AndRHS->getZExtValue();
uint64_t TypeMask = Op0->getType()->getIntegralTypeMask();
uint64_t NotAndRHS = AndRHSMask^TypeMask;
@@ -3272,7 +3264,7 @@ Instruction *InstCombiner::visitAnd(BinaryOperator &I) {
ICmpInst::ICMP_SGT : ICmpInst::ICMP_UGT;
Constant *Cmp = ConstantExpr::getICmp(GT, LHSCst, RHSCst);
ICmpInst *LHS = cast<ICmpInst>(Op0);
- if (cast<ConstantBool>(Cmp)->getValue()) {
+ if (cast<ConstantInt>(Cmp)->getBoolValue()) {
std::swap(LHS, RHS);
std::swap(LHSCst, RHSCst);
std::swap(LHSCC, RHSCC);
@@ -3294,7 +3286,7 @@ Instruction *InstCombiner::visitAnd(BinaryOperator &I) {
case ICmpInst::ICMP_EQ: // (X == 13 & X == 15) -> false
case ICmpInst::ICMP_UGT: // (X == 13 & X > 15) -> false
case ICmpInst::ICMP_SGT: // (X == 13 & X > 15) -> false
- return ReplaceInstUsesWith(I, ConstantBool::getFalse());
+ return ReplaceInstUsesWith(I, ConstantInt::getFalse());
case ICmpInst::ICMP_NE: // (X == 13 & X != 15) -> X == 13
case ICmpInst::ICMP_ULT: // (X == 13 & X < 15) -> X == 13
case ICmpInst::ICMP_SLT: // (X == 13 & X < 15) -> X == 13
@@ -3331,7 +3323,7 @@ Instruction *InstCombiner::visitAnd(BinaryOperator &I) {
default: assert(0 && "Unknown integer condition code!");
case ICmpInst::ICMP_EQ: // (X u< 13 & X == 15) -> false
case ICmpInst::ICMP_UGT: // (X u< 13 & X u> 15) -> false
- return ReplaceInstUsesWith(I, ConstantBool::getFalse());
+ return ReplaceInstUsesWith(I, ConstantInt::getFalse());
case ICmpInst::ICMP_SGT: // (X u< 13 & X s> 15) -> no change
break;
case ICmpInst::ICMP_NE: // (X u< 13 & X != 15) -> X u< 13
@@ -3346,7 +3338,7 @@ Instruction *InstCombiner::visitAnd(BinaryOperator &I) {
default: assert(0 && "Unknown integer condition code!");
case ICmpInst::ICMP_EQ: // (X s< 13 & X == 15) -> false
case ICmpInst::ICMP_SGT: // (X s< 13 & X s> 15) -> false
- return ReplaceInstUsesWith(I, ConstantBool::getFalse());
+ return ReplaceInstUsesWith(I, ConstantInt::getFalse());
case ICmpInst::ICMP_UGT: // (X s< 13 & X u> 15) -> no change
break;
case ICmpInst::ICMP_NE: // (X s< 13 & X != 15) -> X < 13
@@ -3563,7 +3555,7 @@ Instruction *InstCombiner::visitOr(BinaryOperator &I) {
if (isa<UndefValue>(Op1))
return ReplaceInstUsesWith(I, // X | undef -> -1
- ConstantIntegral::getAllOnesValue(I.getType()));
+ ConstantInt::getAllOnesValue(I.getType()));
// or X, X = X
if (Op0 == Op1)
@@ -3578,7 +3570,7 @@ Instruction *InstCombiner::visitOr(BinaryOperator &I) {
return &I;
// or X, -1 == -1
- if (ConstantIntegral *RHS = dyn_cast<ConstantIntegral>(Op1)) {
+ if (ConstantInt *RHS = dyn_cast<ConstantInt>(Op1)) {
ConstantInt *C1 = 0; Value *X = 0;
// (X & C1) | C2 --> (X | C2) & (C1|C2)
if (match(Op0, m_And(m_Value(X), m_ConstantInt(C1))) && isOnlyUse(Op0)) {
@@ -3692,7 +3684,7 @@ Instruction *InstCombiner::visitOr(BinaryOperator &I) {
if (match(Op0, m_Not(m_Value(A)))) { // ~A | Op1
if (A == Op1) // ~A | A == -1
return ReplaceInstUsesWith(I,
- ConstantIntegral::getAllOnesValue(I.getType()));
+ ConstantInt::getAllOnesValue(I.getType()));
} else {
A = 0;
}
@@ -3700,7 +3692,7 @@ Instruction *InstCombiner::visitOr(BinaryOperator &I) {
if (match(Op1, m_Not(m_Value(B)))) { // Op0 | ~B
if (Op0 == B)
return ReplaceInstUsesWith(I,
- ConstantIntegral::getAllOnesValue(I.getType()));
+ ConstantInt::getAllOnesValue(I.getType()));
// (~A | ~B) == (~(A & B)) - De Morgan's Law
if (A && isOnlyUse(Op0) && isOnlyUse(Op1)) {
@@ -3731,7 +3723,7 @@ Instruction *InstCombiner::visitOr(BinaryOperator &I) {
ICmpInst::ICMP_SGT : ICmpInst::ICMP_UGT;
Constant *Cmp = ConstantExpr::getICmp(GT, LHSCst, RHSCst);
ICmpInst *LHS = cast<ICmpInst>(Op0);
- if (cast<ConstantBool>(Cmp)->getValue()) {
+ if (cast<ConstantInt>(Cmp)->getBoolValue()) {
std::swap(LHS, RHS);
std::swap(LHSCst, RHSCst);
std::swap(LHSCC, RHSCC);
@@ -3779,7 +3771,7 @@ Instruction *InstCombiner::visitOr(BinaryOperator &I) {
case ICmpInst::ICMP_NE: // (X != 13 | X != 15) -> true
case ICmpInst::ICMP_ULT: // (X != 13 | X u< 15) -> true
case ICmpInst::ICMP_SLT: // (X != 13 | X s< 15) -> true
- return ReplaceInstUsesWith(I, ConstantBool::getTrue());
+ return ReplaceInstUsesWith(I, ConstantInt::getTrue());
}
break;
case ICmpInst::ICMP_ULT:
@@ -3826,7 +3818,7 @@ Instruction *InstCombiner::visitOr(BinaryOperator &I) {
break;
case ICmpInst::ICMP_NE: // (X u> 13 | X != 15) -> true
case ICmpInst::ICMP_ULT: // (X u> 13 | X u< 15) -> true
- return ReplaceInstUsesWith(I, ConstantBool::getTrue());
+ return ReplaceInstUsesWith(I, ConstantInt::getTrue());
case ICmpInst::ICMP_SLT: // (X u> 13 | X s< 15) -> no change
break;
}
@@ -3841,7 +3833,7 @@ Instruction *InstCombiner::visitOr(BinaryOperator &I) {
break;
case ICmpInst::ICMP_NE: // (X s> 13 | X != 15) -> true
case ICmpInst::ICMP_SLT: // (X s> 13 | X s< 15) -> true
- return ReplaceInstUsesWith(I, ConstantBool::getTrue());
+ return ReplaceInstUsesWith(I, ConstantInt::getTrue());
case ICmpInst::ICMP_ULT: // (X s> 13 | X u< 15) -> no change
break;
}
@@ -3905,10 +3897,10 @@ Instruction *InstCombiner::visitXor(BinaryOperator &I) {
KnownZero, KnownOne))
return &I;
- if (ConstantIntegral *RHS = dyn_cast<ConstantIntegral>(Op1)) {
+ if (ConstantInt *RHS = dyn_cast<ConstantInt>(Op1)) {
// xor (icmp A, B), true = not (icmp A, B) = !icmp A, B
if (ICmpInst *ICI = dyn_cast<ICmpInst>(Op0))
- if (RHS == ConstantBool::getTrue() && ICI->hasOneUse())
+ if (RHS == ConstantInt::getTrue() && ICI->hasOneUse())
return new ICmpInst(ICI->getInversePredicate(),
ICI->getOperand(0), ICI->getOperand(1));
@@ -3973,12 +3965,12 @@ Instruction *InstCombiner::visitXor(BinaryOperator &I) {
if (Value *X = dyn_castNotVal(Op0)) // ~A ^ A == -1
if (X == Op1)
return ReplaceInstUsesWith(I,
- ConstantIntegral::getAllOnesValue(I.getType()));
+ ConstantInt::getAllOnesValue(I.getType()));
if (Value *X = dyn_castNotVal(Op1)) // A ^ ~A == -1
if (X == Op0)
return ReplaceInstUsesWith(I,
- ConstantIntegral::getAllOnesValue(I.getType()));
+ ConstantInt::getAllOnesValue(I.getType()));
if (BinaryOperator *Op1I = dyn_cast<BinaryOperator>(Op1))
if (Op1I->getOpcode() == Instruction::Or) {
@@ -4160,7 +4152,7 @@ Instruction *InstCombiner::FoldGEPICmp(User *GEPLHS, Value *RHS,
EmitIt = false; // This is indexing into a zero sized array?
} else if (isa<ConstantInt>(C))
return ReplaceInstUsesWith(I, // No comparison is needed here.
- ConstantBool::get(Cond == ICmpInst::ICMP_NE));
+ ConstantInt::get(Cond == ICmpInst::ICMP_NE));
}
if (EmitIt) {
@@ -4184,7 +4176,7 @@ Instruction *InstCombiner::FoldGEPICmp(User *GEPLHS, Value *RHS,
return InVal;
else
// No comparison is needed here, all indexes = 0
- ReplaceInstUsesWith(I, ConstantBool::get(Cond == ICmpInst::ICMP_EQ));
+ ReplaceInstUsesWith(I, ConstantInt::get(Cond == ICmpInst::ICMP_EQ));
}
// Only lower this if the icmp is the only user of the GEP or if we expect
@@ -4261,7 +4253,7 @@ Instruction *InstCombiner::FoldGEPICmp(User *GEPLHS, Value *RHS,
if (NumDifferences == 0) // SAME GEP?
return ReplaceInstUsesWith(I, // No comparison is needed here.
- ConstantBool::get(Cond == ICmpInst::ICMP_EQ));
+ ConstantInt::get(Cond == ICmpInst::ICMP_EQ));
else if (NumDifferences == 1) {
Value *LHSV = GEPLHS->getOperand(DiffOperand);
Value *RHSV = GEPRHS->getOperand(DiffOperand);
@@ -4289,7 +4281,7 @@ Instruction *InstCombiner::visitFCmpInst(FCmpInst &I) {
// fcmp pred X, X
if (Op0 == Op1)
- return ReplaceInstUsesWith(I, ConstantBool::get(isTrueWhenEqual(I)));
+ return ReplaceInstUsesWith(I, ConstantInt::get(isTrueWhenEqual(I)));
if (isa<UndefValue>(Op1)) // fcmp pred X, undef -> undef
return ReplaceInstUsesWith(I, UndefValue::get(Type::BoolTy));
@@ -4341,7 +4333,7 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
// icmp X, X
if (Op0 == Op1)
- return ReplaceInstUsesWith(I, ConstantBool::get(isTrueWhenEqual(I)));
+ return ReplaceInstUsesWith(I, ConstantInt::get(isTrueWhenEqual(I)));
if (isa<UndefValue>(Op1)) // X icmp undef -> undef
return ReplaceInstUsesWith(I, UndefValue::get(Type::BoolTy));
@@ -4351,7 +4343,7 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
if (GlobalValue *GV0 = dyn_cast<GlobalValue>(Op0))
if (GlobalValue *GV1 = dyn_cast<GlobalValue>(Op1))
if (!GV0->hasExternalWeakLinkage() || !GV1->hasExternalWeakLinkage())
- return ReplaceInstUsesWith(I, ConstantBool::get(!isTrueWhenEqual(I)));
+ return ReplaceInstUsesWith(I, ConstantInt::get(!isTrueWhenEqual(I)));
// icmp <global/alloca*/null>, <global/alloca*/null> - Global/Stack value
// addresses never equal each other! We already know that Op0 != Op1.
@@ -4359,7 +4351,7 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
isa<ConstantPointerNull>(Op0)) &&
(isa<GlobalValue>(Op1) || isa<AllocaInst>(Op1) ||
isa<ConstantPointerNull>(Op1)))
- return ReplaceInstUsesWith(I, ConstantBool::get(!isTrueWhenEqual(I)));
+ return ReplaceInstUsesWith(I, ConstantInt::get(!isTrueWhenEqual(I)));
// icmp's with boolean values can always be turned into bitwise operations
if (Ty == Type::BoolTy) {
@@ -4403,7 +4395,7 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
default: break;
case ICmpInst::ICMP_ULT: // A <u MIN -> FALSE
if (CI->isMinValue(false))
- return ReplaceInstUsesWith(I, ConstantBool::getFalse());
+ return ReplaceInstUsesWith(I, ConstantInt::getFalse());
if (CI->isMaxValue(false)) // A <u MAX -> A != MAX
return new ICmpInst(ICmpInst::ICMP_NE, Op0,Op1);
if (isMinValuePlusOne(CI,false)) // A <u MIN+1 -> A == MIN
@@ -4412,7 +4404,7 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
case ICmpInst::ICMP_SLT:
if (CI->isMinValue(true)) // A <s MIN -> FALSE
- return ReplaceInstUsesWith(I, ConstantBool::getFalse());
+ return ReplaceInstUsesWith(I, ConstantInt::getFalse());
if (CI->isMaxValue(true)) // A <s MAX -> A != MAX
return new ICmpInst(ICmpInst::ICMP_NE, Op0, Op1);
if (isMinValuePlusOne(CI,true)) // A <s MIN+1 -> A == MIN
@@ -4421,7 +4413,7 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
case ICmpInst::ICMP_UGT:
if (CI->isMaxValue(false)) // A >u MAX -> FALSE
- return ReplaceInstUsesWith(I, ConstantBool::getFalse());
+ return ReplaceInstUsesWith(I, ConstantInt::getFalse());
if (CI->isMinValue(false)) // A >u MIN -> A != MIN
return new ICmpInst(ICmpInst::ICMP_NE, Op0, Op1);
if (isMaxValueMinusOne(CI, false)) // A >u MAX-1 -> A == MAX
@@ -4430,7 +4422,7 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
case ICmpInst::ICMP_SGT:
if (CI->isMaxValue(true)) // A >s MAX -> FALSE
- return ReplaceInstUsesWith(I, ConstantBool::getFalse());
+ return ReplaceInstUsesWith(I, ConstantInt::getFalse());
if (CI->isMinValue(true)) // A >s MIN -> A != MIN
return new ICmpInst(ICmpInst::ICMP_NE, Op0, Op1);
if (isMaxValueMinusOne(CI, true)) // A >s MAX-1 -> A == MAX
@@ -4439,7 +4431,7 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
case ICmpInst::ICMP_ULE:
if (CI->isMaxValue(false)) // A <=u MAX -> TRUE
- return ReplaceInstUsesWith(I, ConstantBool::getTrue());
+ return ReplaceInstUsesWith(I, ConstantInt::getTrue());
if (CI->isMinValue(false)) // A <=u MIN -> A == MIN
return new ICmpInst(ICmpInst::ICMP_EQ, Op0, Op1);
if (isMaxValueMinusOne(CI,false)) // A <=u MAX-1 -> A != MAX
@@ -4448,7 +4440,7 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
case ICmpInst::ICMP_SLE:
if (CI->isMaxValue(true)) // A <=s MAX -> TRUE
- return ReplaceInstUsesWith(I, ConstantBool::getTrue());
+ return ReplaceInstUsesWith(I, ConstantInt::getTrue());
if (CI->isMinValue(true)) // A <=s MIN -> A == MIN
return new ICmpInst(ICmpInst::ICMP_EQ, Op0, Op1);
if (isMaxValueMinusOne(CI,true)) // A <=s MAX-1 -> A != MAX
@@ -4457,7 +4449,7 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
case ICmpInst::ICMP_UGE:
if (CI->isMinValue(false)) // A >=u MIN -> TRUE
- return ReplaceInstUsesWith(I, ConstantBool::getTrue());
+ return ReplaceInstUsesWith(I, ConstantInt::getTrue());
if (CI->isMaxValue(false)) // A >=u MAX -> A == MAX
return new ICmpInst(ICmpInst::ICMP_EQ, Op0, Op1);
if (isMinValuePlusOne(CI,false)) // A >=u MIN-1 -> A != MIN
@@ -4466,7 +4458,7 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
case ICmpInst::ICMP_SGE:
if (CI->isMinValue(true)) // A >=s MIN -> TRUE
- return ReplaceInstUsesWith(I, ConstantBool::getTrue());
+ return ReplaceInstUsesWith(I, ConstantInt::getTrue());
if (CI->isMaxValue(true)) // A >=s MAX -> A == MAX
return new ICmpInst(ICmpInst::ICMP_EQ, Op0, Op1);
if (isMinValuePlusOne(CI,true)) // A >=s MIN-1 -> A != MIN
@@ -4514,35 +4506,35 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
default: assert(0 && "Unknown icmp opcode!");
case ICmpInst::ICMP_EQ:
if (UMax < URHSVal || UMin > URHSVal)
- return ReplaceInstUsesWith(I, ConstantBool::getFalse());
+ return ReplaceInstUsesWith(I, ConstantInt::getFalse());
break;
case ICmpInst::ICMP_NE:
if (UMax < URHSVal || UMin > URHSVal)
- return ReplaceInstUsesWith(I, ConstantBool::getTrue());
+ return ReplaceInstUsesWith(I, ConstantInt::getTrue());
break;
case ICmpInst::ICMP_ULT:
if (UMax < URHSVal)
- return ReplaceInstUsesWith(I, ConstantBool::getTrue());
+ return ReplaceInstUsesWith(I, ConstantInt::getTrue());
if (UMin > URHSVal)
- return ReplaceInstUsesWith(I, ConstantBool::getFalse());
+ return ReplaceInstUsesWith(I, ConstantInt::getFalse());
break;
case ICmpInst::ICMP_UGT:
if (UMin > URHSVal)
- return ReplaceInstUsesWith(I, ConstantBool::getTrue());
+ return ReplaceInstUsesWith(I, ConstantInt::getTrue());
if (UMax < URHSVal)
- return ReplaceInstUsesWith(I, ConstantBool::getFalse());
+ return ReplaceInstUsesWith(I, ConstantInt::getFalse());
break;
case ICmpInst::ICMP_SLT:
if (SMax < SRHSVal)
- return ReplaceInstUsesWith(I, ConstantBool::getTrue());
+ return ReplaceInstUsesWith(I, ConstantInt::getTrue());
if (SMin > SRHSVal)
- return ReplaceInstUsesWith(I, ConstantBool::getFalse());
+ return ReplaceInstUsesWith(I, ConstantInt::getFalse());
break;
case ICmpInst::ICMP_SGT:
if (SMin > SRHSVal)
- return ReplaceInstUsesWith(I, ConstantBool::getTrue());
+ return ReplaceInstUsesWith(I, ConstantInt::getTrue());
if (SMax < SRHSVal)
- return ReplaceInstUsesWith(I, ConstantBool::getFalse());
+ return ReplaceInstUsesWith(I, ConstantInt::getFalse());
break;
}
}
@@ -4634,9 +4626,9 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
// As a special case, check to see if this means that the
// result is always true or false now.
if (I.getPredicate() == ICmpInst::ICMP_EQ)
- return ReplaceInstUsesWith(I, ConstantBool::getFalse());
+ return ReplaceInstUsesWith(I, ConstantInt::getFalse());
if (I.getPredicate() == ICmpInst::ICMP_NE)
- return ReplaceInstUsesWith(I, ConstantBool::getTrue());
+ return ReplaceInstUsesWith(I, ConstantInt::getTrue());
} else {
I.setOperand(1, NewCst);
Constant *NewAndCST;
@@ -4699,7 +4691,7 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
ConstantExpr::getShl(ConstantExpr::getLShr(CI, ShAmt), ShAmt);
if (Comp != CI) {// Comparing against a bit that we know is zero.
bool IsICMP_NE = I.getPredicate() == ICmpInst::ICMP_NE;
- Constant *Cst = ConstantBool::get(IsICMP_NE);
+ Constant *Cst = ConstantInt::get(IsICMP_NE);
return ReplaceInstUsesWith(I, Cst);
}
@@ -4743,7 +4735,7 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
if (Comp != CI) {// Comparing against a bit that we know is zero.
bool IsICMP_NE = I.getPredicate() == ICmpInst::ICMP_NE;
- Constant *Cst = ConstantBool::get(IsICMP_NE);
+ Constant *Cst = ConstantInt::get(IsICMP_NE);
return ReplaceInstUsesWith(I, Cst);
}
@@ -4859,7 +4851,7 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
default: assert(0 && "Unhandled icmp opcode!");
case ICmpInst::ICMP_EQ:
if (LoOverflow && HiOverflow)
- return ReplaceInstUsesWith(I, ConstantBool::getFalse());
+ return ReplaceInstUsesWith(I, ConstantInt::getFalse());
else if (HiOverflow)
return new ICmpInst(DivIsSigned ? ICmpInst::ICMP_SGE :
ICmpInst::ICMP_UGE, X, LoBound);
@@ -4871,7 +4863,7 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
true, I);
case ICmpInst::ICMP_NE:
if (LoOverflow && HiOverflow)
- return ReplaceInstUsesWith(I, ConstantBool::getTrue());
+ return ReplaceInstUsesWith(I, ConstantInt::getTrue());
else if (HiOverflow)
return new ICmpInst(DivIsSigned ? ICmpInst::ICMP_SLT :
ICmpInst::ICMP_ULT, X, LoBound);
@@ -4884,12 +4876,12 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
case ICmpInst::ICMP_ULT:
case ICmpInst::ICMP_SLT:
if (LoOverflow)
- return ReplaceInstUsesWith(I, ConstantBool::getFalse());
+ return ReplaceInstUsesWith(I, ConstantInt::getFalse());
return new ICmpInst(predicate, X, LoBound);
case ICmpInst::ICMP_UGT:
case ICmpInst::ICMP_SGT:
if (HiOverflow)
- return ReplaceInstUsesWith(I, ConstantBool::getFalse());
+ return ReplaceInstUsesWith(I, ConstantInt::getFalse());
if (predicate == ICmpInst::ICMP_UGT)
return new ICmpInst(ICmpInst::ICMP_UGE, X, HiBound);
else
@@ -4965,7 +4957,7 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
if (Constant *BOC = dyn_cast<Constant>(BO->getOperand(1))) {
Constant *NotCI = ConstantExpr::getNot(CI);
if (!ConstantExpr::getAnd(BOC, NotCI)->isNullValue())
- return ReplaceInstUsesWith(I, ConstantBool::get(isICMP_NE));
+ return ReplaceInstUsesWith(I, ConstantInt::get(isICMP_NE));
}
break;
@@ -4975,7 +4967,7 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
// comparison can never succeed!
if (!ConstantExpr::getAnd(CI,
ConstantExpr::getNot(BOC))->isNullValue())
- return ReplaceInstUsesWith(I, ConstantBool::get(isICMP_NE));
+ return ReplaceInstUsesWith(I, ConstantInt::get(isICMP_NE));
// If we have ((X & C) == C), turn it into ((X & C) != 0).
if (CI == BOC && isOneBitSet(CI))
@@ -5302,9 +5294,9 @@ Instruction *InstCombiner::visitICmpInstWithCastAndCast(ICmpInst &ICI) {
// First, handle some easy cases. We know the result cannot be equal at this
// point so handle the ICI.isEquality() cases
if (ICI.getPredicate() == ICmpInst::ICMP_EQ)
- return ReplaceInstUsesWith(ICI, ConstantBool::getFalse());
+ return ReplaceInstUsesWith(ICI, ConstantInt::getFalse());
if (ICI.getPredicate() == ICmpInst::ICMP_NE)
- return ReplaceInstUsesWith(ICI, ConstantBool::getTrue());
+ return ReplaceInstUsesWith(ICI, ConstantInt::getTrue());
// Evaluate the comparison for LT (we invert for GT below). LE and GE cases
// should have been folded away previously and not enter in here.
@@ -5312,20 +5304,20 @@ Instruction *InstCombiner::visitICmpInstWithCastAndCast(ICmpInst &ICI) {
if (isSignedCmp) {
// We're performing a signed comparison.
if (cast<ConstantInt>(CI)->getSExtValue() < 0)
- Result = ConstantBool::getFalse(); // X < (small) --> false
+ Result = ConstantInt::getFalse(); // X < (small) --> false
else
- Result = ConstantBool::getTrue(); // X < (large) --> true
+ Result = ConstantInt::getTrue(); // X < (large) --> true
} else {
// We're performing an unsigned comparison.
if (isSignedExt) {
// We're performing an unsigned comp with a sign extended value.
// This is true if the input is >= 0. [aka >s -1]
- Constant *NegOne = ConstantIntegral::getAllOnesValue(SrcTy);
+ Constant *NegOne = ConstantInt::getAllOnesValue(SrcTy);
Result = InsertNewInstBefore(new ICmpInst(ICmpInst::ICMP_SGT, LHSCIOp,
NegOne, ICI.getName()), ICI);
} else {
// Unsigned extend & unsigned compare -> always true.
- Result = ConstantBool::getTrue();
+ Result = ConstantInt::getTrue();
}
}
@@ -5620,7 +5612,7 @@ Instruction *InstCombiner::FoldShiftByConstant(Value *Op0, ConstantInt *Op1,
// because it can not turn an arbitrary bit of A into a sign bit.
if (isUnsignedShift || isLeftShift) {
// Calculate bitmask for what gets shifted off the edge.
- Constant *C = ConstantIntegral::getAllOnesValue(I.getType());
+ Constant *C = ConstantInt::getAllOnesValue(I.getType());
if (isLeftShift)
C = ConstantExpr::getShl(C, ShiftAmt1C);
else
@@ -5653,7 +5645,7 @@ Instruction *InstCombiner::FoldShiftByConstant(Value *Op0, ConstantInt *Op1,
ConstantInt::get(Type::Int8Ty, ShiftAmt1-ShiftAmt2));
InsertNewInstBefore(Shift, I);
- C = ConstantIntegral::getAllOnesValue(Shift->getType());
+ C = ConstantInt::getAllOnesValue(Shift->getType());
C = ConstantExpr::getShl(C, Op1);
return BinaryOperator::createAnd(Shift, C, Op->getName()+".mask");
}
@@ -6105,7 +6097,7 @@ Instruction *InstCombiner::commonIntCastTransforms(CastInst &CI) {
// cast (xor bool X, true) to int --> xor (cast bool X to int), 1
if (isa<ZExtInst>(CI) && SrcBitSize == 1 &&
SrcI->getOpcode() == Instruction::Xor &&
- Op1 == ConstantBool::getTrue() &&
+ Op1 == ConstantInt::getTrue() &&
(!Op0->hasOneUse() || !isa<CmpInst>(Op0))) {
Value *New = InsertOperandCastBefore(Instruction::ZExt, Op0, DestTy, &CI);
return BinaryOperator::createXor(New, ConstantInt::get(CI.getType(), 1));
@@ -6190,7 +6182,7 @@ Instruction *InstCombiner::commonIntCastTransforms(CastInst &CI) {
if (Op1CV && (Op1CV != (KnownZero^TypeMask))) {
// (X&4) == 2 --> false
// (X&4) != 2 --> true
- Constant *Res = ConstantBool::get(isNE);
+ Constant *Res = ConstantInt::get(isNE);
Res = ConstantExpr::getZExt(Res, CI.getType());
return ReplaceInstUsesWith(CI, Res);
}
@@ -6560,8 +6552,9 @@ Instruction *InstCombiner::visitSelectInst(SelectInst &SI) {
// select true, X, Y -> X
// select false, X, Y -> Y
- if (ConstantBool *C = dyn_cast<ConstantBool>(CondVal))
- return ReplaceInstUsesWith(SI, C->getValue() ? TrueVal : FalseVal);
+ if (ConstantInt *C = dyn_cast<ConstantInt>(CondVal))
+ if (C->getType() == Type::BoolTy)
+ return ReplaceInstUsesWith(SI, C->getBoolValue() ? TrueVal : FalseVal);
// select C, X, X -> X
if (TrueVal == FalseVal)
@@ -6578,9 +6571,11 @@ Instruction *InstCombiner::visitSelectInst(SelectInst &SI) {
return ReplaceInstUsesWith(SI, FalseVal);
}
- if (SI.getType() == Type::BoolTy)
- if (ConstantBool *C = dyn_cast<ConstantBool>(TrueVal)) {
- if (C->getValue()) {
+ if (SI.getType() == Type::BoolTy) {
+ ConstantInt *C;
+ if ((C = dyn_cast<ConstantInt>(TrueVal)) &&
+ C->getType() == Type::BoolTy) {
+ if (C->getBoolValue()) {
// Change: A = select B, true, C --> A = or B, C
return BinaryOperator::createOr(CondVal, FalseVal);
} else {
@@ -6590,8 +6585,9 @@ Instruction *InstCombiner::visitSelectInst(SelectInst &SI) {
"not."+CondVal->getName()), SI);
return BinaryOperator::createAnd(NotCond, FalseVal);
}
- } else if (ConstantBool *C = dyn_cast<ConstantBool>(FalseVal)) {
- if (C->getValue() == false) {
+ } else if ((C = dyn_cast<ConstantInt>(FalseVal)) &&
+ C->getType() == Type::BoolTy) {
+ if (C->getBoolValue() == false) {
// Change: A = select B, C, false --> A = and B, C
return BinaryOperator::createAnd(CondVal, TrueVal);
} else {
@@ -6602,6 +6598,7 @@ Instruction *InstCombiner::visitSelectInst(SelectInst &SI) {
return BinaryOperator::createOr(NotCond, TrueVal);
}
}
+ }
// Selecting between two integer constants?
if (ConstantInt *TrueValC = dyn_cast<ConstantInt>(TrueVal))
@@ -7135,7 +7132,7 @@ Instruction *InstCombiner::visitCallSite(CallSite CS) {
Instruction *OldCall = CS.getInstruction();
// If the call and callee calling conventions don't match, this call must
// be unreachable, as the call is undefined.
- new StoreInst(ConstantBool::getTrue(),
+ new StoreInst(ConstantInt::getTrue(),
UndefValue::get(PointerType::get(Type::BoolTy)), OldCall);
if (!OldCall->use_empty())
OldCall->replaceAllUsesWith(UndefValue::get(OldCall->getType()));
@@ -7148,7 +7145,7 @@ Instruction *InstCombiner::visitCallSite(CallSite CS) {
// This instruction is not reachable, just remove it. We insert a store to
// undef so that we know that this code is not reachable, despite the fact
// that we can't modify the CFG here.
- new StoreInst(ConstantBool::getTrue(),
+ new StoreInst(ConstantInt::getTrue(),
UndefValue::get(PointerType::get(Type::BoolTy)),
CS.getInstruction());
@@ -7159,7 +7156,7 @@ Instruction *InstCombiner::visitCallSite(CallSite CS) {
if (InvokeInst *II = dyn_cast<InvokeInst>(CS.getInstruction())) {
// Don't break the CFG, insert a dummy cond branch.
new BranchInst(II->getNormalDest(), II->getUnwindDest(),
- ConstantBool::getTrue(), II);
+ ConstantInt::getTrue(), II);
}
return EraseInstFromFunction(*CS.getInstruction());
}
@@ -7940,7 +7937,7 @@ Instruction *InstCombiner::visitFreeInst(FreeInst &FI) {
// free undef -> unreachable.
if (isa<UndefValue>(Op)) {
// Insert a new store to null because we cannot modify the CFG here.
- new StoreInst(ConstantBool::getTrue(),
+ new StoreInst(ConstantInt::getTrue(),
UndefValue::get(PointerType::get(Type::BoolTy)), &FI);
return EraseInstFromFunction(FI);
}
@@ -9051,8 +9048,9 @@ static void AddReachableCodeToWorklist(BasicBlock *BB,
// only visit the reachable successor.
TerminatorInst *TI = BB->getTerminator();
if (BranchInst *BI = dyn_cast<BranchInst>(TI)) {
- if (BI->isConditional() && isa<ConstantBool>(BI->getCondition())) {
- bool CondVal = cast<ConstantBool>(BI->getCondition())->getValue();
+ if (BI->isConditional() && isa<ConstantInt>(BI->getCondition()) &&
+ BI->getCondition()->getType() == Type::BoolTy) {
+ bool CondVal = cast<ConstantInt>(BI->getCondition())->getBoolValue();
AddReachableCodeToWorklist(BI->getSuccessor(!CondVal), Visited, WorkList,
TD);
return;
diff --git a/lib/Transforms/Scalar/LoopUnswitch.cpp b/lib/Transforms/Scalar/LoopUnswitch.cpp
index d0b97e0d7f..2f79f607fe 100644
--- a/lib/Transforms/Scalar/LoopUnswitch.cpp
+++ b/lib/Transforms/Scalar/LoopUnswitch.cpp
@@ -171,7 +171,7 @@ bool LoopUnswitch::visitLoop(Loop *L) {
// See if this, or some part of it, is loop invariant. If so, we can
// unswitch on it if we desire.
Value *LoopCond = FindLIVLoopCondition(BI->getCondition(), L, Changed);
- if (LoopCond && UnswitchIfProfitable(LoopCond, ConstantBool::getTrue(),
+ if (LoopCond && UnswitchIfProfitable(LoopCond, ConstantInt::getTrue(),
L)) {
++NumBranches;
return true;
@@ -195,7 +195,7 @@ bool LoopUnswitch::visitLoop(Loop *L) {
BBI != E; ++BBI)
if (SelectInst *SI = dyn_cast<SelectInst>(BBI)) {
Value *LoopCond = FindLIVLoopCondition(SI->getCondition(), L, Changed);
- if (LoopCond && UnswitchIfProfitable(LoopCond, ConstantBool::getTrue(),
+ if (LoopCond && UnswitchIfProfitable(LoopCond, ConstantInt::getTrue(),
L)) {
++NumSelects;
return true;
@@ -286,9 +286,9 @@ static bool IsTrivialUnswitchCondition(Loop *L, Value *Cond, Constant **Val = 0,
// side-effects. If so, determine the value of Cond that causes it to do
// this.
if ((LoopExitBB = isTrivialLoopExitBlock(L, BI->getSuccessor(0)))) {
- if (Val) *Val = ConstantBool::getTrue();
+ if (Val) *Val = ConstantInt::getTrue();
} else if ((LoopExitBB = isTrivialLoopExitBlock(L, BI->getSuccessor(1)))) {
- if (Val) *Val = ConstantBool::getFalse();
+ if (Val) *Val = ConstantInt::getFalse();
}
} else if (SwitchInst *SI = dyn_cast<SwitchInst>(HeaderTerm)) {
// If this isn't a switch on Cond, we can't handle it.
@@ -486,9 +486,9 @@ static void EmitPreheaderBranchOnCondition(Value *LIC, Constant *Val,
// Insert a conditional branch on LIC to the two preheaders. The original
// code is the true version and the new code is the false version.
Value *BranchVal = LIC;
- if (!isa<ConstantBool>(Val))
+ if (Val->getType() != Type::BoolTy)
BranchVal = new ICmpInst(ICmpInst::ICMP_EQ, LIC, Val, "tmp", InsertPt);
- else if (Val != ConstantBool::getTrue())
+ else if (Val != ConstantInt::getTrue())
// We want to enter the new loop when the condition is true.
std::swap(TrueDest, FalseDest);
@@ -919,12 +919,12 @@ void LoopUnswitch::RewriteLoopBodyWithConditionConstant(Loop *L, Value *LIC,
// If we know that LIC == Val, or that LIC == NotVal, just replace uses of LIC
// in the loop with the appropriate one directly.
- if (IsEqual || isa<ConstantBool>(Val)) {
+ if (IsEqual || (isa<ConstantInt>(Val) && Val->getType() == Type::BoolTy)) {
Value *Replacement;
if (IsEqual)
Replacement = Val;
else
- Replacement = ConstantBool::get(!cast<ConstantBool>(Val)->getValue());
+ Replacement = ConstantInt::get(!cast<ConstantInt>(Val)->getBoolValue());
for (unsigned i = 0, e = Users.size(); i != e; ++i)
if (Instruction *U = cast<Instruction>(Users[i])) {
@@ -962,7 +962,7 @@ void LoopUnswitch::RewriteLoopBodyWithConditionConstant(Loop *L, Value *LIC,
Instruction* OldTerm = Old->getTerminator();
new BranchInst(Split, SI->getSuccessor(i),
- ConstantBool::getTrue(), OldTerm);
+ ConstantInt::getTrue(), OldTerm);
Old->getTerminator()->eraseFromParent();
@@ -1025,32 +1025,36 @@ void LoopUnswitch::SimplifyCode(std::vector<Instruction*> &Worklist) {
// Special case hacks that appear commonly in unswitched code.
switch (I->getOpcode()) {
case Instruction::Select:
- if (ConstantBool *CB = dyn_cast<ConstantBool>(I->getOperand(0))) {
- ReplaceUsesOfWith(I, I->getOperand(!CB->getValue()+1), Worklist);
+ if (ConstantInt *CB = dyn_cast<ConstantInt>(I->getOperand(0))) {
+ ReplaceUsesOfWith(I, I->getOperand(!CB->getBoolValue()+1), Worklist);
continue;
}
break;
case Instruction::And:
- if (isa<ConstantBool>(I->getOperand(0))) // constant -> RHS
+ if (isa<ConstantInt>(I->getOperand(0)) &&
+ I->getOperand(0)->getType() == Type::BoolTy) // constant -> RHS
cast<BinaryOperator>(I)->swapOperands();
- if (ConstantBool *CB = dyn_cast<ConstantBool>(I->getOperand(1))) {
- if (CB->getValue()) // X & 1 -> X
- ReplaceUsesOfWith(I, I->getOperand(0), Worklist);
- else // X & 0 -> 0
- ReplaceUsesOfWith(I, I->getOperand(1), Worklist);
- continue;
- }
+ if (ConstantInt *CB = dyn_cast<ConstantInt>(I->getOperand(1)))
+ if (CB->getType() == Type::BoolTy) {
+ if (CB->getBoolValue()) // X & 1 -> X
+ ReplaceUsesOfWith(I, I->getOperand(0), Worklist);
+ else // X & 0 -> 0
+ ReplaceUsesOfWith(I, I->getOperand(1), Worklist);
+ continue;
+ }
break;
case Instruction::Or:
- if (isa<ConstantBool>(I->getOperand(0))) // constant -> RHS
+ if (isa<ConstantInt>(I->getOperand(0)) &&
+ I->getOperand(0)->getType() == Type::BoolTy) // constant -> RHS
cast<BinaryOperator>(I)->swapOperands();
- if (ConstantBool *CB = dyn_cast<ConstantBool>(I->getOperand(1))) {
- if (CB->getValue()) // X | 1 -> 1
- ReplaceUsesOfWith(I, I->getOperand(1), Worklist);
- else // X | 0 -> X
- ReplaceUsesOfWith(I, I->getOperand(0), Worklist);
- continue;
- }
+ if (ConstantInt *CB = dyn_cast<ConstantInt>(I->getOperand(1)))
+ if (CB->getType() == Type::BoolTy) {
+ if (CB->getBoolValue()) // X | 1 -> 1
+ ReplaceUsesOfWith(I, I->getOperand(1), Worklist);
+ else // X | 0 -> X
+ ReplaceUsesOfWith(I, I->getOperand(0), Worklist);
+ continue;
+ }
break;
case Instruction::Br: {
BranchInst *BI = cast<BranchInst>(I);
@@ -1084,14 +1088,14 @@ void LoopUnswitch::SimplifyCode(std::vector<Instruction*> &Worklist) {
LI->removeBlock(Succ);
Succ->eraseFromParent();
++NumSimplify;
- } else if (ConstantBool *CB = dyn_cast<ConstantBool>(BI->getCondition())){
+ } else if (ConstantInt *CB = dyn_cast<ConstantInt>(BI->getCondition())){
// Conditional branch. Turn it into an unconditional branch, then
// remove dead blocks.
break; // FIXME: Enable.
DOUT << "Folded branch: " << *BI;
- BasicBlock *DeadSucc = BI->getSuccessor(CB->getValue());
- BasicBlock *LiveSucc = BI->getSuccessor(!CB->getValue());
+ BasicBlock *DeadSucc = BI->getSuccessor(CB->getBoolValue());
+ BasicBlock *LiveSucc = BI->getSuccessor(!CB->getBoolValue());
DeadSucc->removePredecessor(BI->getParent(), true);
Worklist.push_back(new BranchInst(LiveSucc, BI));
BI->eraseFromParent();
diff --git a/lib/Transforms/Scalar/PredicateSimplifier.cpp b/lib/Transforms/Scalar/PredicateSimplifier.cpp
index cb4b2b39c1..717b8da578 100644
--- a/lib/Transforms/Scalar/PredicateSimplifier.cpp
+++ b/lib/Transforms/Scalar/PredicateSimplifier.cpp
@@ -357,16 +357,16 @@ namespace {
std::vector<Node> Nodes;
- std::vector<std::pair<ConstantIntegral *, unsigned> > Constants;
+ std::vector<std::pair<ConstantInt *, unsigned> > Constants;
void initializeConstant(Constant *C, unsigned index) {
- ConstantIntegral *CI = dyn_cast<ConstantIntegral>(C);
+ ConstantInt *CI = dyn_cast<ConstantInt>(C);
if (!CI) return;
// XXX: instead of O(n) calls to addInequality, just find the 2, 3 or 4
// nodes that are nearest less than or greater than (signed or unsigned).
- for (std::vector<std::pair<ConstantIntegral *, unsigned> >::iterator
+ for (std::vector<std::pair<ConstantInt *, unsigned> >::iterator
I = Constants.begin(), E = Constants.end(); I != E; ++I) {
- ConstantIntegral *Other = I->first;
+ ConstantInt *Other = I->first;
if (CI->getType() == Other->getType()) {
unsigned lv = 0;
@@ -1046,7 +1046,7 @@ namespace {
if (Constant *C1 = dyn_cast<Constant>(V1))
if (Constant *C2 = dyn_cast<Constant>(V2))
return ConstantExpr::getCompare(Pred, C1, C2) ==
- ConstantBool::getTrue();
+ ConstantInt::getTrue();
// XXX: this is lousy. If we're passed a Constant, then we might miss
// some relationships if it isn't in the IG because the relationships
@@ -1100,7 +1100,7 @@ namespace {
case Instruction::And: {
// "and int %a, %b" EQ -1 then %a EQ -1 and %b EQ -1
// "and bool %a, %b" EQ true then %a EQ true and %b EQ true
- ConstantIntegral *CI = ConstantIntegral::getAllOnesValue(Ty);
+ ConstantInt *CI = ConstantInt::getAllOnesValue(Ty);
if (Canonical == CI) {
add(CI, Op0, ICmpInst::ICMP_EQ, NewContext);
add(CI, Op1, ICmpInst::ICMP_EQ, NewContext);
@@ -1127,13 +1127,17 @@ namespace {
Value *RHS = Op1;
if (!isa<Constant>(LHS)) std::swap(LHS, RHS);
- if (ConstantBool *CB = dyn_cast<ConstantBool>(Canonical)) {
- if (ConstantBool *A = dyn_cast<ConstantBool>(LHS))
- add(RHS, ConstantBool::get(A->getValue() ^ CB->getValue()),
- ICmpInst::ICMP_EQ, NewContext);
+ ConstantInt *CB, *A;
+ if ((CB = dyn_cast<ConstantInt>(Canonical)) &&
+ CB->getType() == Type::BoolTy) {
+ if ((A = dyn_cast<ConstantInt>(LHS)) &&
+ A->getType() == Type::BoolTy)
+ add(RHS, ConstantInt::get(A->getBoolValue() ^
+ CB->getBoolValue()),
+ ICmpInst::ICMP_EQ, NewContext);
}
if (Canonical == LHS) {
- if (isa<ConstantIntegral>(Canonical))
+ if (isa<ConstantInt>(Canonical))
add(RHS, Constant::getNullValue(Ty), ICmpInst::ICMP_EQ,
NewContext);
} else if (isRelatedBy(LHS, Canonical, ICmpInst::ICMP_NE)) {
@@ -1148,10 +1152,10 @@ namespace {
// "icmp ult int %a, int %y" EQ true then %a u< y
// etc.
- if (Canonical == ConstantBool::getTrue()) {
+ if (Canonical == ConstantInt::getTrue()) {
add(IC->getOperand(0), IC->getOperand(1), IC->getPredicate(),
NewContext);
- } else if (Canonical == ConstantBool::getFalse()) {
+ } else if (Canonical == ConstantInt::getFalse()) {
add(IC->getOperand(0), IC->getOperand(1),
ICmpInst::getInversePredicate(IC->getPredicate()), NewContext);
}
@@ -1167,11 +1171,11 @@ namespace {
if (isRelatedBy(True, False, ICmpInst::ICMP_NE)) {
if (Canonical == IG.canonicalize(True, Top) ||
isRelatedBy(Canonical, False, ICmpInst::ICMP_NE))
- add(SI->getCondition(), ConstantBool::getTrue(),
+ add(SI->getCondition(), ConstantInt::getTrue(),
ICmpInst::ICMP_EQ, NewContext);
else if (Canonical == IG.canonicalize(False, Top) ||
isRelatedBy(I, True, ICmpInst::ICMP_NE))
- add(SI->getCondition(), ConstantBool::getFalse(),
+ add(SI->getCondition(), ConstantInt::getFalse(),
ICmpInst::ICMP_EQ, NewContext);
}
}
@@ -1188,8 +1192,8 @@ namespace {
Value *Op0 = IG.canonicalize(BO->getOperand(0), Top);
Value *Op1 = IG.canonicalize(BO->getOperand(1), Top);
- if (ConstantIntegral *CI0 = dyn_cast<ConstantIntegral>(Op0))
- if (ConstantIntegral *CI1 = dyn_cast<ConstantIntegral>(Op1)) {
+ if (ConstantInt *CI0 = dyn_cast<ConstantInt>(Op0))
+ if (ConstantInt *CI1 = dyn_cast<ConstantInt>(Op1)) {
add(BO, ConstantExpr::get(BO->getOpcode(), CI0, CI1),
ICmpInst::ICMP_EQ, NewContext);
return;
@@ -1207,7 +1211,7 @@ namespace {
return;
}
} else if (BO->getOpcode() == Instruction::And) {
- Constant *AllOnes = ConstantIntegral::getAllOnesValue(BO->getType());
+ Constant *AllOnes = ConstantInt::getAllOnesValue(BO->getType());
if (Op0 == AllOnes) {
add(BO, Op1, ICmpInst::ICMP_EQ, NewContext);
return;
@@ -1244,8 +1248,9 @@ namespace {
Constant *One = NULL;
if (isa<ConstantInt>(Unknown))
One = ConstantInt::get(Ty, 1);
- else if (isa<ConstantBool>(Unknown))
- One = ConstantBool::getTrue();
+ else if (isa<ConstantInt>(Unknown) &&
+ Unknown->getType() == Type::BoolTy)
+ One = ConstantInt::getTrue();
if (One) add(Unknown, One, ICmpInst::ICMP_EQ, NewContext);
break;
@@ -1264,9 +1269,9 @@ namespace {
ICmpInst::Predicate Pred = IC->getPredicate();
if (isRelatedBy(Op0, Op1, Pred)) {
- add(IC, ConstantBool::getTrue(), ICmpInst::ICMP_EQ, NewContext);
+ add(IC, ConstantInt::getTrue(), ICmpInst::ICMP_EQ, NewContext);
} else if (isRelatedBy(Op0, Op1, ICmpInst::getInversePredicate(Pred))) {
- add(IC, ConstantBool::getFalse(), ICmpInst::ICMP_EQ, NewContext);
+ add(IC, ConstantInt::getFalse(), ICmpInst::ICMP_EQ, NewContext);
}
// TODO: make the predicate more strict, if possible.
@@ -1278,9 +1283,9 @@ namespace {
// %b EQ %c then %a EQ %b
Value *Canonical = IG.canonicalize(SI->getCondition(), Top);
- if (Canonical == ConstantBool::getTrue()) {
+ if (Canonical == ConstantInt::getTrue()) {
add(SI, SI->getTrueValue(), ICmpInst::ICMP_EQ, NewContext);
- } else if (Canonical == ConstantBool::getFalse()) {
+ } else if (Canonical == ConstantInt::getFalse()) {
add(SI, SI->getFalseValue(), ICmpInst::ICMP_EQ, NewContext);
} else if (IG.canonicalize(SI->getTrueValue(), Top) ==
IG.canonicalize(SI->getFalseValue(), Top)) {
@@ -1565,13 +1570,13 @@ namespace {
if (Dest == TrueDest) {
DOUT << "(" << DTNode->getBlock()->getName() << ") true set:\n";
VRPSolver VRP(IG, UB, PS->Forest, PS->modified, Dest);
- VRP.add(ConstantBool::getTrue(), Condition, ICmpInst::ICMP_EQ);
+ VRP.add(ConstantInt::getTrue(), Condition, ICmpInst::ICMP_EQ);
VRP.solve();
DEBUG(IG.dump());
} else if (Dest == FalseDest) {
DOUT << "(" << DTNode->getBlock()->getName() << ") false set:\n";
VRPSolver VRP(IG, UB, PS->Forest, PS->modified, Dest);
- VRP.add(ConstantBool::getFalse(), Condition, ICmpInst::ICMP_EQ);
+ VRP.add(ConstantInt::getFalse(), Condition, ICmpInst::ICMP_EQ);
VRP.solve();
DEBUG(IG.dump());
}
diff --git a/lib/Transforms/Scalar/Reassociate.cpp b/lib/Transforms/Scalar/Reassociate.cpp
index dab2d2e306..7550a98475 100644
--- a/lib/Transforms/Scalar/Reassociate.cpp
+++ b/lib/Transforms/Scalar/Reassociate.cpp
@@ -537,7 +537,7 @@ Value *Reassociate::OptimizeExpression(BinaryOperator *I,
}
// Check for destructive annihilation due to a constant being used.
- if (ConstantIntegral *CstVal = dyn_cast<ConstantIntegral>(Ops.back().Op))
+ if (ConstantInt *CstVal = dyn_cast<ConstantInt>(Ops.back().Op))
switch (Opcode) {
default: break;
case Instruction::And:
@@ -591,7 +591,7 @@ Value *Reassociate::OptimizeExpression(BinaryOperator *I,
return Constant::getNullValue(X->getType());
} else if (Opcode == Instruction::Or) { // ...|X|~X = -1
++NumAnnihil;
- return ConstantIntegral::getAllOnesValue(X->getType());
+ return ConstantInt::getAllOnesValue(X->getType());
}
}
}
diff --git a/lib/Transforms/Scalar/SCCP.cpp b/lib/Transforms/Scalar/SCCP.cpp
index 4117480810..fad5358d59 100644
--- a/lib/Transforms/Scalar/SCCP.cpp
+++ b/lib/Transforms/Scalar/SCCP.cpp
@@ -416,13 +416,14 @@ void SCCPSolver::getFeasibleSuccessors(TerminatorInst &TI,
} else {
LatticeVal &BCValue = getValueState(BI->getCondition());
if (BCValue.isOverdefined() ||
- (BCValue.isConstant() && !isa<ConstantBool>(BCValue.getConstant()))) {
+ (BCValue.isConstant() &&
+ BCValue.getConstant()->getType() != Type::BoolTy)) {
// Overdefined condition variables, and branches on unfoldable constant
// conditions, mean the branch could go either way.
Succs[0] = Succs[1] = true;
} else if (BCValue.isConstant()) {
// Constant condition variables mean the branch can only go a single way
- Succs[BCValue.getConstant() == ConstantBool::getFalse()] = true;
+ Succs[BCValue.getConstant() == ConstantInt::getFalse()] = true;
}
}
} else if (isa<InvokeInst>(&TI)) {
@@ -476,11 +477,11 @@ bool SCCPSolver::isEdgeFeasible(BasicBlock *From, BasicBlock *To) {
return true;
} else if (BCValue.isConstant()) {
// Not branching on an evaluatable constant?
- if (!isa<ConstantBool>(BCValue.getConstant())) return true;
+ if (BCValue.getConstant()->getType() != Type::BoolTy) return true;
// Constant condition variables mean the branch can only go a single way
return BI->getSuccessor(BCValue.getConstant() ==
- ConstantBool::getFalse()) == To;
+ ConstantInt::getFalse()) == To;
}
return false;
}
@@ -646,10 +647,11 @@ void SCCPSolver::visitSelectInst(SelectInst &I) {
LatticeVal &CondValue = getValueState(I.getCondition());
if (CondValue.isUndefined())
return;
- if (CondValue.isConstant()) {
- if (ConstantBool *CondCB = dyn_cast<ConstantBool>(CondValue.getConstant())){
- mergeInValue(&I, getValueState(CondCB->getValue() ? I.getTrueValue()
- : I.getFalseValue()));
+ if (CondValue.isConstant() &&
+ CondValue.getConstant()->getType() == Type::BoolTy) {
+ if (ConstantInt *CondCB = dyn_cast<ConstantInt>(CondValue.getConstant())){
+ mergeInValue(&I, getValueState(CondCB->getBoolValue() ? I.getTrueValue()
+ : I.getFalseValue()));
return;
}
}
@@ -712,8 +714,8 @@ void SCCPSolver::visitBinaryOperator(Instruction &I) {
return; // X and 0 = 0
}
} else {
- if (ConstantIntegral *CI =
- dyn_cast<ConstantIntegral>(NonOverdefVal->getConstant()))
+ if (ConstantInt *CI =
+ dyn_cast<ConstantInt>(NonOverdefVal->getConstant()))
if (CI->isAllOnesValue()) {
markConstant(IV, &I, NonOverdefVal->getConstant());
return; // X or -1 = -1
diff --git a/lib/Transforms/Utils/CloneFunction.cpp b/lib/Transforms/Utils/CloneFunction.cpp
index 896c39943c..cb98dc58e2 100644
--- a/lib/Transforms/Utils/CloneFunction.cpp
+++ b/lib/Transforms/Utils/CloneFunction.cpp
@@ -226,11 +226,14 @@ void PruningFunctionCloner::CloneBlock(const BasicBlock *BB) {
if (const BranchInst *BI = dyn_cast<BranchInst>(OldTI)) {
if (BI->isConditional()) {
// If the condition was a known constant in the callee...
- ConstantBool *Cond = dyn_cast<ConstantBool>(BI->getCondition());
- if (Cond == 0) // Or is a known constant in the caller...
- Cond = dyn_cast_or_null<ConstantBool>(ValueMap[BI->getCondition()]);
- if (Cond) { // Constant fold to uncond branch!
- BasicBlock *Dest = BI->getSuccessor(!Cond->getValue());
+ ConstantInt *Cond = dyn_cast<ConstantInt>(BI->getCondition());
+ // Or is a known constant in the caller...
+ if (Cond == 0)
+ Cond = dyn_cast_or_null<ConstantInt>(ValueMap[BI->getCondition()]);
+
+ // Constant fold to uncond branch!
+ if (Cond) {
+ BasicBlock *Dest = BI->getSuccessor(!Cond->getBoolValue());
ValueMap[OldTI] = new BranchInst(Dest, NewBB);
CloneBlock(Dest);
TerminatorDone = true;
diff --git a/lib/Transforms/Utils/CodeExtractor.cpp b/lib/Transforms/Utils/CodeExtractor.cpp
index ebf1ac63c6..f922a984f3 100644
--- a/lib/Transforms/Utils/CodeExtractor.cpp
+++ b/lib/Transforms/Utils/CodeExtractor.cpp
@@ -470,7 +470,7 @@ emitCallAndSwitchStatement(Function *newFunction, BasicBlock *codeReplacer,
case 0:
case 1: break; // No value needed.
case 2: // Conditional branch, return a bool
- brVal = ConstantBool::get(!SuccNum);
+ brVal = ConstantInt::get(!SuccNum);
break;
default:
brVal = ConstantInt::get(Type::Int16Ty, SuccNum);
diff --git a/lib/Transforms/Utils/Local.cpp b/lib/Transforms/Utils/Local.cpp
index 236ec4b8be..f3d6ca85cc 100644
--- a/lib/Transforms/Utils/Local.cpp
+++ b/lib/Transforms/Utils/Local.cpp
@@ -173,11 +173,11 @@ bool llvm::ConstantFoldTerminator(BasicBlock *BB) {
BasicBlock *Dest1 = cast<BasicBlock>(BI->getOperand(0));
BasicBlock *Dest2 = cast<BasicBlock>(BI->getOperand(1));
- if (ConstantBool *Cond = dyn_cast<ConstantBool>(BI->getCondition())) {
+ if (ConstantInt *Cond = dyn_cast<ConstantInt>(BI->getCondition())) {
// Are we branching on constant?
// YES. Change to unconditional branch...
- BasicBlock *Destination = Cond->getValue() ? Dest1 : Dest2;
- BasicBlock *OldDest = Cond->getValue() ? Dest2 : Dest1;
+ BasicBlock *Destination = Cond->getBoolValue() ? Dest1 : Dest2;
+ BasicBlock *OldDest = Cond->getBoolValue() ? Dest2 : Dest1;
//cerr << "Function: " << T->getParent()->getParent()
// << "\nRemoving branch from " << T->getParent()
diff --git a/lib/Transforms/Utils/SimplifyCFG.cpp b/lib/Transforms/Utils/SimplifyCFG.cpp
index b44ab09362..0304aa3ff5 100644
--- a/lib/Transforms/Utils/SimplifyCFG.cpp
+++ b/lib/Transforms/Utils/SimplifyCFG.cpp
@@ -968,12 +968,14 @@ static bool FoldCondBranchOnPHI(BranchInst *BI) {
// Okay, this is a simple enough basic block. See if any phi values are
// constants.
- for (unsigned i = 0, e = PN->getNumIncomingValues(); i != e; ++i)
- if (ConstantBool *CB = dyn_cast<ConstantBool>(PN->getIncomingValue(i))) {
+ for (unsigned i = 0, e = PN->getNumIncomingValues(); i != e; ++i) {
+ ConstantInt *CB;
+ if ((CB = dyn_cast<ConstantInt>(PN->getIncomingValue(i))) &&
+ CB->getType() == Type::BoolTy) {
// Okay, we now know that all edges from PredBB should be revectored to
// branch to RealDest.
BasicBlock *PredBB = PN->getIncomingBlock(i);
- BasicBlock *RealDest = BI->getSuccessor(!CB->getValue());
+ BasicBlock *RealDest = BI->getSuccessor(!CB->getBoolValue());
if (RealDest == BB) continue; // Skip self loops.
@@ -1037,6 +1039,7 @@ static bool FoldCondBranchOnPHI(BranchInst *BI) {
// Recurse, simplifying any other constants.
return FoldCondBranchOnPHI(BI) | true;
}
+ }
return false;
}
@@ -1506,7 +1509,7 @@ bool llvm::SimplifyCFG(BasicBlock *BB) {
if (BB->getSinglePredecessor()) {
// Turn this into a branch on constant.
bool CondIsTrue = PBI->getSuccessor(0) == BB;
- BI->setCondition(ConstantBool::get(CondIsTrue));
+ BI->setCondition(ConstantInt::get(CondIsTrue));
return SimplifyCFG(BB); // Nuke the branch on constant.
}
@@ -1522,7 +1525,7 @@ bool llvm::SimplifyCFG(BasicBlock *BB) {
PBI->getCondition() == BI->getCondition() &&
PBI->getSuccessor(0) != PBI->getSuccessor(1)) {
bool CondIsTrue = PBI->getSuccessor(0) == BB;
- NewPN->addIncoming(ConstantBool::get(CondIsTrue), *PI);
+ NewPN->addIncoming(ConstantInt::get(CondIsTrue), *PI);
} else {
NewPN->addIncoming(BI->getCondition(), *PI);
}
diff --git a/lib/Transforms/Utils/ValueMapper.cpp b/lib/Transforms/Utils/ValueMapper.cpp
index f8afabc75f..371bee195a 100644
--- a/lib/Transforms/Utils/ValueMapper.cpp
+++ b/lib/Transforms/Utils/ValueMapper.cpp
@@ -28,7 +28,7 @@ Value *llvm::MapValue(const Value *V, std::map<const Value*, Value*> &VM) {
return VMSlot = const_cast<Value*>(V);
if (Constant *C = const_cast<Constant*>(dyn_cast<Constant>(V))) {
- if (isa<ConstantIntegral>(C) || isa<ConstantFP>(C) ||
+ if (isa<ConstantInt>(C) || isa<ConstantFP>(C) ||
isa<ConstantPointerNull>(C) || isa<ConstantAggregateZero>(C) ||
isa<UndefValue>(C))
return VMSlot = C; // Primitive constants map directly
generated by cgit v1.2.3 (git 2.25.1) at 2025-07-16 04:33:25 +0000