#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/GlobalAlias.h"
#include "llvm/IR/GlobalVariable.h"
-#include "llvm/IR/LeakDetector.h"
#include "llvm/IR/Module.h"
#include "llvm/IR/Operator.h"
#include "llvm/Support/ErrorHandling.h"
std::error_code GlobalValue::materialize() {
return getParent()->materialize(this);
}
-void GlobalValue::Dematerialize() {
- getParent()->Dematerialize(this);
+void GlobalValue::dematerialize() {
+ getParent()->dematerialize(this);
}
-const DataLayout *GlobalValue::getDataLayout() const {
- return getParent()->getDataLayout();
+/// Override destroyConstantImpl to make sure it doesn't get called on
+/// GlobalValue's because they shouldn't be treated like other constants.
+void GlobalValue::destroyConstantImpl() {
+ llvm_unreachable("You can't GV->destroyConstantImpl()!");
}
-/// Override destroyConstant to make sure it doesn't get called on
-/// GlobalValue's because they shouldn't be treated like other constants.
-void GlobalValue::destroyConstant() {
- llvm_unreachable("You can't GV->destroyConstant()!");
+Value *GlobalValue::handleOperandChangeImpl(Value *From, Value *To, Use *U) {
+ llvm_unreachable("Unsupported class for handleOperandChange()!");
}
/// copyAttributesFrom - copy all additional attributes (those not needed to
Constant *InitVal, const Twine &Name,
ThreadLocalMode TLMode, unsigned AddressSpace,
bool isExternallyInitialized)
- : GlobalObject(PointerType::get(Ty, AddressSpace), Value::GlobalVariableVal,
+ : GlobalObject(Ty, Value::GlobalVariableVal,
OperandTraits<GlobalVariable>::op_begin(this),
- InitVal != nullptr, Link, Name),
+ InitVal != nullptr, Link, Name, AddressSpace),
isConstantGlobal(constant),
isExternallyInitializedConstant(isExternallyInitialized) {
setThreadLocalMode(TLMode);
"Initializer should be the same type as the GlobalVariable!");
Op<0>() = InitVal;
}
-
- LeakDetector::addGarbageObject(this);
}
GlobalVariable::GlobalVariable(Module &M, Type *Ty, bool constant,
const Twine &Name, GlobalVariable *Before,
ThreadLocalMode TLMode, unsigned AddressSpace,
bool isExternallyInitialized)
- : GlobalObject(PointerType::get(Ty, AddressSpace), Value::GlobalVariableVal,
+ : GlobalObject(Ty, Value::GlobalVariableVal,
OperandTraits<GlobalVariable>::op_begin(this),
- InitVal != nullptr, Link, Name),
+ InitVal != nullptr, Link, Name, AddressSpace),
isConstantGlobal(constant),
isExternallyInitializedConstant(isExternallyInitialized) {
setThreadLocalMode(TLMode);
Op<0>() = InitVal;
}
- LeakDetector::addGarbageObject(this);
-
if (Before)
- Before->getParent()->getGlobalList().insert(Before, this);
+ Before->getParent()->getGlobalList().insert(Before->getIterator(), this);
else
M.getGlobalList().push_back(this);
}
void GlobalVariable::setParent(Module *parent) {
- if (getParent())
- LeakDetector::addGarbageObject(this);
Parent = parent;
- if (getParent())
- LeakDetector::removeGarbageObject(this);
}
void GlobalVariable::removeFromParent() {
- getParent()->getGlobalList().remove(this);
+ getParent()->getGlobalList().remove(getIterator());
}
void GlobalVariable::eraseFromParent() {
- getParent()->getGlobalList().erase(this);
-}
-
-void GlobalVariable::replaceUsesOfWithOnConstant(Value *From, Value *To,
- Use *U) {
- // If you call this, then you better know this GVar has a constant
- // initializer worth replacing. Enforce that here.
- assert(getNumOperands() == 1 &&
- "Attempt to replace uses of Constants on a GVar with no initializer");
-
- // And, since you know it has an initializer, the From value better be
- // the initializer :)
- assert(getOperand(0) == From &&
- "Attempt to replace wrong constant initializer in GVar");
-
- // And, you better have a constant for the replacement value
- assert(isa<Constant>(To) &&
- "Attempt to replace GVar initializer with non-constant");
-
- // Okay, preconditions out of the way, replace the constant initializer.
- this->setOperand(0, cast<Constant>(To));
+ getParent()->getGlobalList().erase(getIterator());
}
void GlobalVariable::setInitializer(Constant *InitVal) {
if (!InitVal) {
if (hasInitializer()) {
+ // Note, the num operands is used to compute the offset of the operand, so
+ // the order here matters. Clearing the operand then clearing the num
+ // operands ensures we have the correct offset to the operand.
Op<0>().set(nullptr);
- NumOperands = 0;
+ setGlobalVariableNumOperands(0);
}
} else {
assert(InitVal->getType() == getType()->getElementType() &&
"Initializer type must match GlobalVariable type");
+ // Note, the num operands is used to compute the offset of the operand, so
+ // the order here matters. We need to set num operands to 1 first so that
+ // we get the correct offset to the first operand when we set it.
if (!hasInitializer())
- NumOperands = 1;
+ setGlobalVariableNumOperands(1);
Op<0>().set(InitVal);
}
}
GlobalAlias::GlobalAlias(Type *Ty, unsigned AddressSpace, LinkageTypes Link,
const Twine &Name, Constant *Aliasee,
Module *ParentModule)
- : GlobalValue(PointerType::get(Ty, AddressSpace), Value::GlobalAliasVal,
- &Op<0>(), 1, Link, Name) {
- LeakDetector::addGarbageObject(this);
+ : GlobalValue(Ty, Value::GlobalAliasVal, &Op<0>(), 1, Link, Name,
+ AddressSpace) {
Op<0>() = Aliasee;
if (ParentModule)
}
void GlobalAlias::setParent(Module *parent) {
- if (getParent())
- LeakDetector::addGarbageObject(this);
Parent = parent;
- if (getParent())
- LeakDetector::removeGarbageObject(this);
}
void GlobalAlias::removeFromParent() {
- getParent()->getAliasList().remove(this);
+ getParent()->getAliasList().remove(getIterator());
}
void GlobalAlias::eraseFromParent() {
- getParent()->getAliasList().erase(this);
+ getParent()->getAliasList().erase(getIterator());
}
void GlobalAlias::setAliasee(Constant *Aliasee) {
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