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-rw-r--r--lib/VMCore/Constants.cpp62
-rw-r--r--lib/VMCore/ConstantsContext.h46
-rw-r--r--lib/VMCore/LLVMContextImpl.cpp8
-rw-r--r--lib/VMCore/LLVMContextImpl.h12
4 files changed, 61 insertions, 67 deletions
diff --git a/lib/VMCore/Constants.cpp b/lib/VMCore/Constants.cpp
index f2d8794284..9657cd28c1 100644
--- a/lib/VMCore/Constants.cpp
+++ b/lib/VMCore/Constants.cpp
@@ -993,33 +993,18 @@ bool ConstantFP::isValueValidForType(Type *Ty, const APFloat& Val) {
//===----------------------------------------------------------------------===//
// Factory Function Implementation
-ConstantAggregateZero *ConstantAggregateZero::get(Type *Ty) {
+ConstantAggregateZero* ConstantAggregateZero::get(Type* Ty) {
assert((Ty->isStructTy() || Ty->isArrayTy() || Ty->isVectorTy()) &&
"Cannot create an aggregate zero of non-aggregate type!");
- OwningPtr<ConstantAggregateZero> &Entry =
- Ty->getContext().pImpl->CAZConstants[Ty];
- if (Entry == 0)
- Entry.reset(new ConstantAggregateZero(Ty));
-
- return Entry.get();
+ LLVMContextImpl *pImpl = Ty->getContext().pImpl;
+ return pImpl->AggZeroConstants.getOrCreate(Ty, 0);
}
/// destroyConstant - Remove the constant from the constant table...
///
void ConstantAggregateZero::destroyConstant() {
- // Drop ownership of the CAZ object before removing the entry so that it
- // doesn't get double deleted.
- LLVMContextImpl::CAZMapTy &CAZConstants = getContext().pImpl->CAZConstants;
- LLVMContextImpl::CAZMapTy::iterator I = CAZConstants.find(getType());
- assert(I != CAZConstants.end() && "CAZ object not in uniquing map");
- I->second.take();
-
- // Actually remove the entry from the DenseMap now, which won't free the
- // constant.
- CAZConstants.erase(I);
-
- // Free the constant and any dangling references to it.
+ getType()->getContext().pImpl->AggZeroConstants.remove(this);
destroyConstantImpl();
}
@@ -1127,29 +1112,13 @@ Constant *ConstantVector::getSplatValue() const {
//
ConstantPointerNull *ConstantPointerNull::get(PointerType *Ty) {
- OwningPtr<ConstantPointerNull> &Entry =
- Ty->getContext().pImpl->CPNConstants[Ty];
- if (Entry == 0)
- Entry.reset(new ConstantPointerNull(Ty));
-
- return Entry.get();
+ return Ty->getContext().pImpl->NullPtrConstants.getOrCreate(Ty, 0);
}
// destroyConstant - Remove the constant from the constant table...
//
void ConstantPointerNull::destroyConstant() {
- // Drop ownership of the CPN object before removing the entry so that it
- // doesn't get double deleted.
- LLVMContextImpl::CPNMapTy &CPNConstants = getContext().pImpl->CPNConstants;
- LLVMContextImpl::CPNMapTy::iterator I = CPNConstants.find(getType());
- assert(I != CPNConstants.end() && "CPN object not in uniquing map");
- I->second.take();
-
- // Actually remove the entry from the DenseMap now, which won't free the
- // constant.
- CPNConstants.erase(I);
-
- // Free the constant and any dangling references to it.
+ getType()->getContext().pImpl->NullPtrConstants.remove(this);
destroyConstantImpl();
}
@@ -1158,28 +1127,13 @@ void ConstantPointerNull::destroyConstant() {
//
UndefValue *UndefValue::get(Type *Ty) {
- OwningPtr<UndefValue> &Entry = Ty->getContext().pImpl->UVConstants[Ty];
- if (Entry == 0)
- Entry.reset(new UndefValue(Ty));
-
- return Entry.get();
+ return Ty->getContext().pImpl->UndefValueConstants.getOrCreate(Ty, 0);
}
// destroyConstant - Remove the constant from the constant table.
//
void UndefValue::destroyConstant() {
- // Drop ownership of the object before removing the entry so that it
- // doesn't get double deleted.
- LLVMContextImpl::UVMapTy &UVConstants = getContext().pImpl->UVConstants;
- LLVMContextImpl::UVMapTy::iterator I = UVConstants.find(getType());
- assert(I != UVConstants.end() && "UV object not in uniquing map");
- I->second.take();
-
- // Actually remove the entry from the DenseMap now, which won't free the
- // constant.
- UVConstants.erase(I);
-
- // Free the constant and any dangling references to it.
+ getType()->getContext().pImpl->UndefValueConstants.remove(this);
destroyConstantImpl();
}
diff --git a/lib/VMCore/ConstantsContext.h b/lib/VMCore/ConstantsContext.h
index 4bdeaa7830..4ee4296d44 100644
--- a/lib/VMCore/ConstantsContext.h
+++ b/lib/VMCore/ConstantsContext.h
@@ -477,6 +477,13 @@ struct ConstantKeyData<ConstantExpr> {
}
};
+// ConstantAggregateZero does not take extra "value" argument...
+template<class ValType>
+struct ConstantCreator<ConstantAggregateZero, Type, ValType> {
+ static ConstantAggregateZero *create(Type *Ty, const ValType &V){
+ return new ConstantAggregateZero(Ty);
+ }
+};
template<>
struct ConstantKeyData<ConstantVector> {
@@ -491,6 +498,14 @@ struct ConstantKeyData<ConstantVector> {
};
template<>
+struct ConstantKeyData<ConstantAggregateZero> {
+ typedef char ValType;
+ static ValType getValType(ConstantAggregateZero *C) {
+ return 0;
+ }
+};
+
+template<>
struct ConstantKeyData<ConstantArray> {
typedef std::vector<Constant*> ValType;
static ValType getValType(ConstantArray *CA) {
@@ -514,6 +529,37 @@ struct ConstantKeyData<ConstantStruct> {
}
};
+// ConstantPointerNull does not take extra "value" argument...
+template<class ValType>
+struct ConstantCreator<ConstantPointerNull, PointerType, ValType> {
+ static ConstantPointerNull *create(PointerType *Ty, const ValType &V){
+ return new ConstantPointerNull(Ty);
+ }
+};
+
+template<>
+struct ConstantKeyData<ConstantPointerNull> {
+ typedef char ValType;
+ static ValType getValType(ConstantPointerNull *C) {
+ return 0;
+ }
+};
+
+// UndefValue does not take extra "value" argument...
+template<class ValType>
+struct ConstantCreator<UndefValue, Type, ValType> {
+ static UndefValue *create(Type *Ty, const ValType &V) {
+ return new UndefValue(Ty);
+ }
+};
+
+template<>
+struct ConstantKeyData<UndefValue> {
+ typedef char ValType;
+ static ValType getValType(UndefValue *C) {
+ return 0;
+ }
+};
template<>
struct ConstantCreator<InlineAsm, PointerType, InlineAsmKeyType> {
diff --git a/lib/VMCore/LLVMContextImpl.cpp b/lib/VMCore/LLVMContextImpl.cpp
index de851ee4bb..b0dd680926 100644
--- a/lib/VMCore/LLVMContextImpl.cpp
+++ b/lib/VMCore/LLVMContextImpl.cpp
@@ -58,8 +58,6 @@ LLVMContextImpl::~LLVMContextImpl() {
std::vector<Module*> Modules(OwnedModules.begin(), OwnedModules.end());
DeleteContainerPointers(Modules);
- // Free the constants. This is important to do here to ensure that they are
- // freed before the LeakDetector is torn down.
std::for_each(ExprConstants.map_begin(), ExprConstants.map_end(),
DropReferences());
std::for_each(ArrayConstants.map_begin(), ArrayConstants.map_end(),
@@ -72,9 +70,9 @@ LLVMContextImpl::~LLVMContextImpl() {
ArrayConstants.freeConstants();
StructConstants.freeConstants();
VectorConstants.freeConstants();
- CAZConstants.clear();
- CPNConstants.clear();
- UVConstants.clear();
+ AggZeroConstants.freeConstants();
+ NullPtrConstants.freeConstants();
+ UndefValueConstants.freeConstants();
InlineAsms.freeConstants();
DeleteContainerSeconds(IntConstants);
DeleteContainerSeconds(FPConstants);
diff --git a/lib/VMCore/LLVMContextImpl.h b/lib/VMCore/LLVMContextImpl.h
index 9d8722b272..30f9d46987 100644
--- a/lib/VMCore/LLVMContextImpl.h
+++ b/lib/VMCore/LLVMContextImpl.h
@@ -27,7 +27,6 @@
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/FoldingSet.h"
-#include "llvm/ADT/OwningPtr.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/ADT/StringMap.h"
#include <vector>
@@ -139,8 +138,7 @@ public:
// on Context destruction.
SmallPtrSet<MDNode*, 1> NonUniquedMDNodes;
- typedef DenseMap<Type*, OwningPtr<ConstantAggregateZero> > CAZMapTy;
- CAZMapTy CAZConstants;
+ ConstantUniqueMap<char, char, Type, ConstantAggregateZero> AggZeroConstants;
typedef ConstantUniqueMap<std::vector<Constant*>, ArrayRef<Constant*>,
ArrayType, ConstantArray, true /*largekey*/> ArrayConstantsTy;
@@ -154,11 +152,9 @@ public:
VectorType, ConstantVector> VectorConstantsTy;
VectorConstantsTy VectorConstants;
- typedef DenseMap<PointerType*, OwningPtr<ConstantPointerNull> > CPNMapTy;
- CPNMapTy CPNConstants;
-
- typedef DenseMap<Type*, OwningPtr<UndefValue> > UVMapTy;
- UVMapTy UVConstants;
+ ConstantUniqueMap<char, char, PointerType, ConstantPointerNull>
+ NullPtrConstants;
+ ConstantUniqueMap<char, char, Type, UndefValue> UndefValueConstants;
DenseMap<std::pair<Function*, BasicBlock*> , BlockAddress*> BlockAddresses;
ConstantUniqueMap<ExprMapKeyType, const ExprMapKeyType&, Type, ConstantExpr>
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-06 03:28:06 +0000