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-rw-r--r--llvm/lib/IR/Globals.cpp4
-rw-r--r--llvm/lib/IR/Module.cpp3
-rw-r--r--llvm/lib/IR/Value.cpp43
3 files changed, 26 insertions, 24 deletions
diff --git a/llvm/lib/IR/Globals.cpp b/llvm/lib/IR/Globals.cpp
index 54917e596b7..5f338f58d94 100644
--- a/llvm/lib/IR/Globals.cpp
+++ b/llvm/lib/IR/Globals.cpp
@@ -140,7 +140,7 @@ StringRef GlobalValue::getSection() const {
return cast<GlobalObject>(this)->getSection();
}
-Comdat *GlobalValue::getComdat() {
+const Comdat *GlobalValue::getComdat() const {
if (auto *GA = dyn_cast<GlobalAlias>(this)) {
// In general we cannot compute this at the IR level, but we try.
if (const GlobalObject *GO = GA->getBaseObject())
@@ -230,7 +230,7 @@ bool GlobalValue::canIncreaseAlignment() const {
return true;
}
-GlobalObject *GlobalValue::getBaseObject() {
+const GlobalObject *GlobalValue::getBaseObject() const {
if (auto *GO = dyn_cast<GlobalObject>(this))
return GO;
if (auto *GA = dyn_cast<GlobalAlias>(this))
diff --git a/llvm/lib/IR/Module.cpp b/llvm/lib/IR/Module.cpp
index 9297e5b4393..c3bfee5cb68 100644
--- a/llvm/lib/IR/Module.cpp
+++ b/llvm/lib/IR/Module.cpp
@@ -206,7 +206,8 @@ Function *Module::getFunction(StringRef Name) const {
/// If AllowLocal is set to true, this function will return types that
/// have an local. By default, these types are not returned.
///
-GlobalVariable *Module::getGlobalVariable(StringRef Name, bool AllowLocal) {
+GlobalVariable *Module::getGlobalVariable(StringRef Name,
+ bool AllowLocal) const {
if (GlobalVariable *Result =
dyn_cast_or_null<GlobalVariable>(getNamedValue(Name)))
if (AllowLocal || !Result->hasLocalLinkage())
diff --git a/llvm/lib/IR/Value.cpp b/llvm/lib/IR/Value.cpp
index 8ca9f878518..b07c57685a2 100644
--- a/llvm/lib/IR/Value.cpp
+++ b/llvm/lib/IR/Value.cpp
@@ -437,17 +437,17 @@ enum PointerStripKind {
};
template <PointerStripKind StripKind>
-static Value *stripPointerCastsAndOffsets(Value *V) {
+static const Value *stripPointerCastsAndOffsets(const Value *V) {
if (!V->getType()->isPointerTy())
return V;
// Even though we don't look through PHI nodes, we could be called on an
// instruction in an unreachable block, which may be on a cycle.
- SmallPtrSet<Value *, 4> Visited;
+ SmallPtrSet<const Value *, 4> Visited;
Visited.insert(V);
do {
- if (GEPOperator *GEP = dyn_cast<GEPOperator>(V)) {
+ if (auto *GEP = dyn_cast<GEPOperator>(V)) {
switch (StripKind) {
case PSK_ZeroIndicesAndAliases:
case PSK_ZeroIndices:
@@ -467,13 +467,13 @@ static Value *stripPointerCastsAndOffsets(Value *V) {
} else if (Operator::getOpcode(V) == Instruction::BitCast ||
Operator::getOpcode(V) == Instruction::AddrSpaceCast) {
V = cast<Operator>(V)->getOperand(0);
- } else if (GlobalAlias *GA = dyn_cast<GlobalAlias>(V)) {
+ } else if (auto *GA = dyn_cast<GlobalAlias>(V)) {
if (StripKind == PSK_ZeroIndices || GA->isInterposable())
return V;
V = GA->getAliasee();
} else {
- if (auto CS = CallSite(V))
- if (Value *RV = CS.getReturnedArgOperand()) {
+ if (auto CS = ImmutableCallSite(V))
+ if (const Value *RV = CS.getReturnedArgOperand()) {
V = RV;
continue;
}
@@ -487,20 +487,21 @@ static Value *stripPointerCastsAndOffsets(Value *V) {
}
} // end anonymous namespace
-Value *Value::stripPointerCasts() {
+const Value *Value::stripPointerCasts() const {
return stripPointerCastsAndOffsets<PSK_ZeroIndicesAndAliases>(this);
}
-Value *Value::stripPointerCastsNoFollowAliases() {
+const Value *Value::stripPointerCastsNoFollowAliases() const {
return stripPointerCastsAndOffsets<PSK_ZeroIndices>(this);
}
-Value *Value::stripInBoundsConstantOffsets() {
+const Value *Value::stripInBoundsConstantOffsets() const {
return stripPointerCastsAndOffsets<PSK_InBoundsConstantIndices>(this);
}
-Value *Value::stripAndAccumulateInBoundsConstantOffsets(const DataLayout &DL,
- APInt &Offset) {
+const Value *
+Value::stripAndAccumulateInBoundsConstantOffsets(const DataLayout &DL,
+ APInt &Offset) const {
if (!getType()->isPointerTy())
return this;
@@ -510,11 +511,11 @@ Value *Value::stripAndAccumulateInBoundsConstantOffsets(const DataLayout &DL,
// Even though we don't look through PHI nodes, we could be called on an
// instruction in an unreachable block, which may be on a cycle.
- SmallPtrSet<Value *, 4> Visited;
+ SmallPtrSet<const Value *, 4> Visited;
Visited.insert(this);
- Value *V = this;
+ const Value *V = this;
do {
- if (GEPOperator *GEP = dyn_cast<GEPOperator>(V)) {
+ if (auto *GEP = dyn_cast<GEPOperator>(V)) {
if (!GEP->isInBounds())
return V;
APInt GEPOffset(Offset);
@@ -524,11 +525,11 @@ Value *Value::stripAndAccumulateInBoundsConstantOffsets(const DataLayout &DL,
V = GEP->getPointerOperand();
} else if (Operator::getOpcode(V) == Instruction::BitCast) {
V = cast<Operator>(V)->getOperand(0);
- } else if (GlobalAlias *GA = dyn_cast<GlobalAlias>(V)) {
+ } else if (auto *GA = dyn_cast<GlobalAlias>(V)) {
V = GA->getAliasee();
} else {
- if (auto CS = CallSite(V))
- if (Value *RV = CS.getReturnedArgOperand()) {
+ if (auto CS = ImmutableCallSite(V))
+ if (const Value *RV = CS.getReturnedArgOperand()) {
V = RV;
continue;
}
@@ -541,7 +542,7 @@ Value *Value::stripAndAccumulateInBoundsConstantOffsets(const DataLayout &DL,
return V;
}
-Value *Value::stripInBoundsOffsets() {
+const Value *Value::stripInBoundsOffsets() const {
return stripPointerCastsAndOffsets<PSK_InBounds>(this);
}
@@ -643,9 +644,9 @@ unsigned Value::getPointerAlignment(const DataLayout &DL) const {
return Align;
}
-Value *Value::DoPHITranslation(const BasicBlock *CurBB,
- const BasicBlock *PredBB) {
- PHINode *PN = dyn_cast<PHINode>(this);
+const Value *Value::DoPHITranslation(const BasicBlock *CurBB,
+ const BasicBlock *PredBB) const {
+ auto *PN = dyn_cast<PHINode>(this);
if (PN && PN->getParent() == CurBB)
return PN->getIncomingValueForBlock(PredBB);
return this;
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