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30c5e43964
Factor out some common code used to get+set function prefix/prologue data. This may come in handy if we ever decide to store personality functions in the same way we store prefix/prologue data. Differential Revision: http://reviews.llvm.org/D13120 Reviewed-by: bogner git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@249460 91177308-0d34-0410-b5e6-96231b3b80d8
1009 lines
36 KiB
C++
1009 lines
36 KiB
C++
//===-- LLVMContextImpl.h - The LLVMContextImpl opaque class ----*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file declares LLVMContextImpl, the opaque implementation
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// of LLVMContext.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_IR_LLVMCONTEXTIMPL_H
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#define LLVM_LIB_IR_LLVMCONTEXTIMPL_H
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#include "AttributeImpl.h"
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#include "ConstantsContext.h"
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#include "llvm/ADT/APFloat.h"
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#include "llvm/ADT/APInt.h"
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#include "llvm/ADT/ArrayRef.h"
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#include "llvm/ADT/DenseMap.h"
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#include "llvm/ADT/DenseSet.h"
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#include "llvm/ADT/FoldingSet.h"
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#include "llvm/ADT/Hashing.h"
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#include "llvm/ADT/SmallPtrSet.h"
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#include "llvm/ADT/StringMap.h"
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#include "llvm/IR/Constants.h"
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#include "llvm/IR/DebugInfoMetadata.h"
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#include "llvm/IR/DerivedTypes.h"
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#include "llvm/IR/LLVMContext.h"
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#include "llvm/IR/Metadata.h"
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#include "llvm/IR/ValueHandle.h"
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#include <vector>
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namespace llvm {
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class ConstantInt;
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class ConstantFP;
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class DiagnosticInfoOptimizationRemark;
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class DiagnosticInfoOptimizationRemarkMissed;
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class DiagnosticInfoOptimizationRemarkAnalysis;
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class GCStrategy;
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class LLVMContext;
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class Type;
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class Value;
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struct DenseMapAPIntKeyInfo {
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static inline APInt getEmptyKey() {
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APInt V(nullptr, 0);
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V.VAL = 0;
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return V;
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}
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static inline APInt getTombstoneKey() {
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APInt V(nullptr, 0);
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V.VAL = 1;
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return V;
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}
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static unsigned getHashValue(const APInt &Key) {
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return static_cast<unsigned>(hash_value(Key));
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}
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static bool isEqual(const APInt &LHS, const APInt &RHS) {
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return LHS.getBitWidth() == RHS.getBitWidth() && LHS == RHS;
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}
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};
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struct DenseMapAPFloatKeyInfo {
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static inline APFloat getEmptyKey() { return APFloat(APFloat::Bogus, 1); }
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static inline APFloat getTombstoneKey() { return APFloat(APFloat::Bogus, 2); }
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static unsigned getHashValue(const APFloat &Key) {
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return static_cast<unsigned>(hash_value(Key));
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}
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static bool isEqual(const APFloat &LHS, const APFloat &RHS) {
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return LHS.bitwiseIsEqual(RHS);
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}
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};
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struct AnonStructTypeKeyInfo {
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struct KeyTy {
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ArrayRef<Type*> ETypes;
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bool isPacked;
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KeyTy(const ArrayRef<Type*>& E, bool P) :
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ETypes(E), isPacked(P) {}
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KeyTy(const StructType *ST)
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: ETypes(ST->elements()), isPacked(ST->isPacked()) {}
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bool operator==(const KeyTy& that) const {
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if (isPacked != that.isPacked)
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return false;
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if (ETypes != that.ETypes)
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return false;
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return true;
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}
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bool operator!=(const KeyTy& that) const {
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return !this->operator==(that);
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}
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};
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static inline StructType* getEmptyKey() {
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return DenseMapInfo<StructType*>::getEmptyKey();
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}
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static inline StructType* getTombstoneKey() {
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return DenseMapInfo<StructType*>::getTombstoneKey();
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}
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static unsigned getHashValue(const KeyTy& Key) {
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return hash_combine(hash_combine_range(Key.ETypes.begin(),
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Key.ETypes.end()),
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Key.isPacked);
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}
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static unsigned getHashValue(const StructType *ST) {
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return getHashValue(KeyTy(ST));
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}
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static bool isEqual(const KeyTy& LHS, const StructType *RHS) {
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if (RHS == getEmptyKey() || RHS == getTombstoneKey())
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return false;
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return LHS == KeyTy(RHS);
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}
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static bool isEqual(const StructType *LHS, const StructType *RHS) {
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return LHS == RHS;
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}
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};
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struct FunctionTypeKeyInfo {
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struct KeyTy {
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const Type *ReturnType;
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ArrayRef<Type*> Params;
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bool isVarArg;
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KeyTy(const Type* R, const ArrayRef<Type*>& P, bool V) :
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ReturnType(R), Params(P), isVarArg(V) {}
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KeyTy(const FunctionType *FT)
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: ReturnType(FT->getReturnType()), Params(FT->params()),
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isVarArg(FT->isVarArg()) {}
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bool operator==(const KeyTy& that) const {
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if (ReturnType != that.ReturnType)
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return false;
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if (isVarArg != that.isVarArg)
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return false;
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if (Params != that.Params)
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return false;
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return true;
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}
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bool operator!=(const KeyTy& that) const {
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return !this->operator==(that);
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}
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};
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static inline FunctionType* getEmptyKey() {
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return DenseMapInfo<FunctionType*>::getEmptyKey();
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}
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static inline FunctionType* getTombstoneKey() {
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return DenseMapInfo<FunctionType*>::getTombstoneKey();
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}
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static unsigned getHashValue(const KeyTy& Key) {
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return hash_combine(Key.ReturnType,
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hash_combine_range(Key.Params.begin(),
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Key.Params.end()),
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Key.isVarArg);
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}
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static unsigned getHashValue(const FunctionType *FT) {
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return getHashValue(KeyTy(FT));
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}
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static bool isEqual(const KeyTy& LHS, const FunctionType *RHS) {
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if (RHS == getEmptyKey() || RHS == getTombstoneKey())
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return false;
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return LHS == KeyTy(RHS);
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}
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static bool isEqual(const FunctionType *LHS, const FunctionType *RHS) {
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return LHS == RHS;
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}
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};
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/// \brief Structure for hashing arbitrary MDNode operands.
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class MDNodeOpsKey {
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ArrayRef<Metadata *> RawOps;
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ArrayRef<MDOperand> Ops;
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unsigned Hash;
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protected:
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MDNodeOpsKey(ArrayRef<Metadata *> Ops)
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: RawOps(Ops), Hash(calculateHash(Ops)) {}
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template <class NodeTy>
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MDNodeOpsKey(const NodeTy *N, unsigned Offset = 0)
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: Ops(N->op_begin() + Offset, N->op_end()), Hash(N->getHash()) {}
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template <class NodeTy>
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bool compareOps(const NodeTy *RHS, unsigned Offset = 0) const {
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if (getHash() != RHS->getHash())
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return false;
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assert((RawOps.empty() || Ops.empty()) && "Two sets of operands?");
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return RawOps.empty() ? compareOps(Ops, RHS, Offset)
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: compareOps(RawOps, RHS, Offset);
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}
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static unsigned calculateHash(MDNode *N, unsigned Offset = 0);
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private:
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template <class T>
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static bool compareOps(ArrayRef<T> Ops, const MDNode *RHS, unsigned Offset) {
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if (Ops.size() != RHS->getNumOperands() - Offset)
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return false;
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return std::equal(Ops.begin(), Ops.end(), RHS->op_begin() + Offset);
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}
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static unsigned calculateHash(ArrayRef<Metadata *> Ops);
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public:
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unsigned getHash() const { return Hash; }
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};
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template <class NodeTy> struct MDNodeKeyImpl;
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template <class NodeTy> struct MDNodeInfo;
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/// \brief DenseMapInfo for MDTuple.
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///
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/// Note that we don't need the is-function-local bit, since that's implicit in
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/// the operands.
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template <> struct MDNodeKeyImpl<MDTuple> : MDNodeOpsKey {
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MDNodeKeyImpl(ArrayRef<Metadata *> Ops) : MDNodeOpsKey(Ops) {}
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MDNodeKeyImpl(const MDTuple *N) : MDNodeOpsKey(N) {}
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bool isKeyOf(const MDTuple *RHS) const { return compareOps(RHS); }
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unsigned getHashValue() const { return getHash(); }
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static unsigned calculateHash(MDTuple *N) {
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return MDNodeOpsKey::calculateHash(N);
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}
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};
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/// \brief DenseMapInfo for DILocation.
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template <> struct MDNodeKeyImpl<DILocation> {
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unsigned Line;
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unsigned Column;
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Metadata *Scope;
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Metadata *InlinedAt;
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MDNodeKeyImpl(unsigned Line, unsigned Column, Metadata *Scope,
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Metadata *InlinedAt)
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: Line(Line), Column(Column), Scope(Scope), InlinedAt(InlinedAt) {}
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MDNodeKeyImpl(const DILocation *L)
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: Line(L->getLine()), Column(L->getColumn()), Scope(L->getRawScope()),
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InlinedAt(L->getRawInlinedAt()) {}
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bool isKeyOf(const DILocation *RHS) const {
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return Line == RHS->getLine() && Column == RHS->getColumn() &&
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Scope == RHS->getRawScope() && InlinedAt == RHS->getRawInlinedAt();
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}
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unsigned getHashValue() const {
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return hash_combine(Line, Column, Scope, InlinedAt);
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}
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};
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/// \brief DenseMapInfo for GenericDINode.
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template <> struct MDNodeKeyImpl<GenericDINode> : MDNodeOpsKey {
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unsigned Tag;
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StringRef Header;
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MDNodeKeyImpl(unsigned Tag, StringRef Header, ArrayRef<Metadata *> DwarfOps)
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: MDNodeOpsKey(DwarfOps), Tag(Tag), Header(Header) {}
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MDNodeKeyImpl(const GenericDINode *N)
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: MDNodeOpsKey(N, 1), Tag(N->getTag()), Header(N->getHeader()) {}
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bool isKeyOf(const GenericDINode *RHS) const {
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return Tag == RHS->getTag() && Header == RHS->getHeader() &&
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compareOps(RHS, 1);
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}
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unsigned getHashValue() const { return hash_combine(getHash(), Tag, Header); }
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static unsigned calculateHash(GenericDINode *N) {
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return MDNodeOpsKey::calculateHash(N, 1);
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}
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};
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template <> struct MDNodeKeyImpl<DISubrange> {
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int64_t Count;
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int64_t LowerBound;
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MDNodeKeyImpl(int64_t Count, int64_t LowerBound)
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: Count(Count), LowerBound(LowerBound) {}
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MDNodeKeyImpl(const DISubrange *N)
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: Count(N->getCount()), LowerBound(N->getLowerBound()) {}
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bool isKeyOf(const DISubrange *RHS) const {
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return Count == RHS->getCount() && LowerBound == RHS->getLowerBound();
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}
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unsigned getHashValue() const { return hash_combine(Count, LowerBound); }
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};
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template <> struct MDNodeKeyImpl<DIEnumerator> {
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int64_t Value;
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StringRef Name;
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MDNodeKeyImpl(int64_t Value, StringRef Name) : Value(Value), Name(Name) {}
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MDNodeKeyImpl(const DIEnumerator *N)
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: Value(N->getValue()), Name(N->getName()) {}
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bool isKeyOf(const DIEnumerator *RHS) const {
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return Value == RHS->getValue() && Name == RHS->getName();
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}
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unsigned getHashValue() const { return hash_combine(Value, Name); }
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};
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template <> struct MDNodeKeyImpl<DIBasicType> {
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unsigned Tag;
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StringRef Name;
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uint64_t SizeInBits;
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uint64_t AlignInBits;
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unsigned Encoding;
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MDNodeKeyImpl(unsigned Tag, StringRef Name, uint64_t SizeInBits,
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uint64_t AlignInBits, unsigned Encoding)
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: Tag(Tag), Name(Name), SizeInBits(SizeInBits), AlignInBits(AlignInBits),
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Encoding(Encoding) {}
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MDNodeKeyImpl(const DIBasicType *N)
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: Tag(N->getTag()), Name(N->getName()), SizeInBits(N->getSizeInBits()),
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AlignInBits(N->getAlignInBits()), Encoding(N->getEncoding()) {}
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bool isKeyOf(const DIBasicType *RHS) const {
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return Tag == RHS->getTag() && Name == RHS->getName() &&
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SizeInBits == RHS->getSizeInBits() &&
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AlignInBits == RHS->getAlignInBits() &&
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Encoding == RHS->getEncoding();
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}
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unsigned getHashValue() const {
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return hash_combine(Tag, Name, SizeInBits, AlignInBits, Encoding);
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}
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};
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template <> struct MDNodeKeyImpl<DIDerivedType> {
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unsigned Tag;
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StringRef Name;
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Metadata *File;
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unsigned Line;
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Metadata *Scope;
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Metadata *BaseType;
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uint64_t SizeInBits;
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uint64_t AlignInBits;
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uint64_t OffsetInBits;
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unsigned Flags;
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Metadata *ExtraData;
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MDNodeKeyImpl(unsigned Tag, StringRef Name, Metadata *File, unsigned Line,
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Metadata *Scope, Metadata *BaseType, uint64_t SizeInBits,
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uint64_t AlignInBits, uint64_t OffsetInBits, unsigned Flags,
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Metadata *ExtraData)
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: Tag(Tag), Name(Name), File(File), Line(Line), Scope(Scope),
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BaseType(BaseType), SizeInBits(SizeInBits), AlignInBits(AlignInBits),
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OffsetInBits(OffsetInBits), Flags(Flags), ExtraData(ExtraData) {}
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MDNodeKeyImpl(const DIDerivedType *N)
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: Tag(N->getTag()), Name(N->getName()), File(N->getRawFile()),
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Line(N->getLine()), Scope(N->getRawScope()),
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BaseType(N->getRawBaseType()), SizeInBits(N->getSizeInBits()),
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AlignInBits(N->getAlignInBits()), OffsetInBits(N->getOffsetInBits()),
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Flags(N->getFlags()), ExtraData(N->getRawExtraData()) {}
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bool isKeyOf(const DIDerivedType *RHS) const {
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return Tag == RHS->getTag() && Name == RHS->getName() &&
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File == RHS->getRawFile() && Line == RHS->getLine() &&
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Scope == RHS->getRawScope() && BaseType == RHS->getRawBaseType() &&
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SizeInBits == RHS->getSizeInBits() &&
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AlignInBits == RHS->getAlignInBits() &&
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OffsetInBits == RHS->getOffsetInBits() && Flags == RHS->getFlags() &&
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ExtraData == RHS->getRawExtraData();
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}
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unsigned getHashValue() const {
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return hash_combine(Tag, Name, File, Line, Scope, BaseType, SizeInBits,
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AlignInBits, OffsetInBits, Flags, ExtraData);
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}
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};
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template <> struct MDNodeKeyImpl<DICompositeType> {
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unsigned Tag;
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StringRef Name;
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Metadata *File;
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unsigned Line;
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Metadata *Scope;
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Metadata *BaseType;
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uint64_t SizeInBits;
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uint64_t AlignInBits;
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uint64_t OffsetInBits;
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unsigned Flags;
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Metadata *Elements;
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unsigned RuntimeLang;
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Metadata *VTableHolder;
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Metadata *TemplateParams;
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StringRef Identifier;
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MDNodeKeyImpl(unsigned Tag, StringRef Name, Metadata *File, unsigned Line,
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Metadata *Scope, Metadata *BaseType, uint64_t SizeInBits,
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uint64_t AlignInBits, uint64_t OffsetInBits, unsigned Flags,
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Metadata *Elements, unsigned RuntimeLang,
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Metadata *VTableHolder, Metadata *TemplateParams,
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StringRef Identifier)
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: Tag(Tag), Name(Name), File(File), Line(Line), Scope(Scope),
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BaseType(BaseType), SizeInBits(SizeInBits), AlignInBits(AlignInBits),
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OffsetInBits(OffsetInBits), Flags(Flags), Elements(Elements),
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RuntimeLang(RuntimeLang), VTableHolder(VTableHolder),
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TemplateParams(TemplateParams), Identifier(Identifier) {}
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MDNodeKeyImpl(const DICompositeType *N)
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: Tag(N->getTag()), Name(N->getName()), File(N->getRawFile()),
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Line(N->getLine()), Scope(N->getRawScope()),
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BaseType(N->getRawBaseType()), SizeInBits(N->getSizeInBits()),
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AlignInBits(N->getAlignInBits()), OffsetInBits(N->getOffsetInBits()),
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Flags(N->getFlags()), Elements(N->getRawElements()),
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RuntimeLang(N->getRuntimeLang()), VTableHolder(N->getRawVTableHolder()),
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TemplateParams(N->getRawTemplateParams()),
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Identifier(N->getIdentifier()) {}
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bool isKeyOf(const DICompositeType *RHS) const {
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return Tag == RHS->getTag() && Name == RHS->getName() &&
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File == RHS->getRawFile() && Line == RHS->getLine() &&
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Scope == RHS->getRawScope() && BaseType == RHS->getRawBaseType() &&
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SizeInBits == RHS->getSizeInBits() &&
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AlignInBits == RHS->getAlignInBits() &&
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OffsetInBits == RHS->getOffsetInBits() && Flags == RHS->getFlags() &&
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Elements == RHS->getRawElements() &&
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RuntimeLang == RHS->getRuntimeLang() &&
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VTableHolder == RHS->getRawVTableHolder() &&
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TemplateParams == RHS->getRawTemplateParams() &&
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Identifier == RHS->getIdentifier();
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}
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unsigned getHashValue() const {
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return hash_combine(Tag, Name, File, Line, Scope, BaseType, SizeInBits,
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AlignInBits, OffsetInBits, Flags, Elements, RuntimeLang,
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VTableHolder, TemplateParams, Identifier);
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}
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};
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template <> struct MDNodeKeyImpl<DISubroutineType> {
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unsigned Flags;
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Metadata *TypeArray;
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MDNodeKeyImpl(int64_t Flags, Metadata *TypeArray)
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: Flags(Flags), TypeArray(TypeArray) {}
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MDNodeKeyImpl(const DISubroutineType *N)
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: Flags(N->getFlags()), TypeArray(N->getRawTypeArray()) {}
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bool isKeyOf(const DISubroutineType *RHS) const {
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return Flags == RHS->getFlags() && TypeArray == RHS->getRawTypeArray();
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}
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unsigned getHashValue() const { return hash_combine(Flags, TypeArray); }
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};
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template <> struct MDNodeKeyImpl<DIFile> {
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StringRef Filename;
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StringRef Directory;
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MDNodeKeyImpl(StringRef Filename, StringRef Directory)
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: Filename(Filename), Directory(Directory) {}
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MDNodeKeyImpl(const DIFile *N)
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: Filename(N->getFilename()), Directory(N->getDirectory()) {}
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bool isKeyOf(const DIFile *RHS) const {
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return Filename == RHS->getFilename() && Directory == RHS->getDirectory();
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}
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unsigned getHashValue() const { return hash_combine(Filename, Directory); }
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};
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template <> struct MDNodeKeyImpl<DISubprogram> {
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Metadata *Scope;
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StringRef Name;
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StringRef LinkageName;
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Metadata *File;
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unsigned Line;
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Metadata *Type;
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bool IsLocalToUnit;
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bool IsDefinition;
|
|
unsigned ScopeLine;
|
|
Metadata *ContainingType;
|
|
unsigned Virtuality;
|
|
unsigned VirtualIndex;
|
|
unsigned Flags;
|
|
bool IsOptimized;
|
|
Metadata *Function;
|
|
Metadata *TemplateParams;
|
|
Metadata *Declaration;
|
|
Metadata *Variables;
|
|
|
|
MDNodeKeyImpl(Metadata *Scope, StringRef Name, StringRef LinkageName,
|
|
Metadata *File, unsigned Line, Metadata *Type,
|
|
bool IsLocalToUnit, bool IsDefinition, unsigned ScopeLine,
|
|
Metadata *ContainingType, unsigned Virtuality,
|
|
unsigned VirtualIndex, unsigned Flags, bool IsOptimized,
|
|
Metadata *Function, Metadata *TemplateParams,
|
|
Metadata *Declaration, Metadata *Variables)
|
|
: Scope(Scope), Name(Name), LinkageName(LinkageName), File(File),
|
|
Line(Line), Type(Type), IsLocalToUnit(IsLocalToUnit),
|
|
IsDefinition(IsDefinition), ScopeLine(ScopeLine),
|
|
ContainingType(ContainingType), Virtuality(Virtuality),
|
|
VirtualIndex(VirtualIndex), Flags(Flags), IsOptimized(IsOptimized),
|
|
Function(Function), TemplateParams(TemplateParams),
|
|
Declaration(Declaration), Variables(Variables) {}
|
|
MDNodeKeyImpl(const DISubprogram *N)
|
|
: Scope(N->getRawScope()), Name(N->getName()),
|
|
LinkageName(N->getLinkageName()), File(N->getRawFile()),
|
|
Line(N->getLine()), Type(N->getRawType()),
|
|
IsLocalToUnit(N->isLocalToUnit()), IsDefinition(N->isDefinition()),
|
|
ScopeLine(N->getScopeLine()), ContainingType(N->getRawContainingType()),
|
|
Virtuality(N->getVirtuality()), VirtualIndex(N->getVirtualIndex()),
|
|
Flags(N->getFlags()), IsOptimized(N->isOptimized()),
|
|
Function(N->getRawFunction()),
|
|
TemplateParams(N->getRawTemplateParams()),
|
|
Declaration(N->getRawDeclaration()), Variables(N->getRawVariables()) {}
|
|
|
|
bool isKeyOf(const DISubprogram *RHS) const {
|
|
return Scope == RHS->getRawScope() && Name == RHS->getName() &&
|
|
LinkageName == RHS->getLinkageName() && File == RHS->getRawFile() &&
|
|
Line == RHS->getLine() && Type == RHS->getRawType() &&
|
|
IsLocalToUnit == RHS->isLocalToUnit() &&
|
|
IsDefinition == RHS->isDefinition() &&
|
|
ScopeLine == RHS->getScopeLine() &&
|
|
ContainingType == RHS->getRawContainingType() &&
|
|
Virtuality == RHS->getVirtuality() &&
|
|
VirtualIndex == RHS->getVirtualIndex() && Flags == RHS->getFlags() &&
|
|
IsOptimized == RHS->isOptimized() &&
|
|
Function == RHS->getRawFunction() &&
|
|
TemplateParams == RHS->getRawTemplateParams() &&
|
|
Declaration == RHS->getRawDeclaration() &&
|
|
Variables == RHS->getRawVariables();
|
|
}
|
|
unsigned getHashValue() const {
|
|
return hash_combine(Scope, Name, LinkageName, File, Line, Type,
|
|
IsLocalToUnit, IsDefinition, ScopeLine, ContainingType,
|
|
Virtuality, VirtualIndex, Flags, IsOptimized, Function,
|
|
TemplateParams, Declaration, Variables);
|
|
}
|
|
};
|
|
|
|
template <> struct MDNodeKeyImpl<DILexicalBlock> {
|
|
Metadata *Scope;
|
|
Metadata *File;
|
|
unsigned Line;
|
|
unsigned Column;
|
|
|
|
MDNodeKeyImpl(Metadata *Scope, Metadata *File, unsigned Line, unsigned Column)
|
|
: Scope(Scope), File(File), Line(Line), Column(Column) {}
|
|
MDNodeKeyImpl(const DILexicalBlock *N)
|
|
: Scope(N->getRawScope()), File(N->getRawFile()), Line(N->getLine()),
|
|
Column(N->getColumn()) {}
|
|
|
|
bool isKeyOf(const DILexicalBlock *RHS) const {
|
|
return Scope == RHS->getRawScope() && File == RHS->getRawFile() &&
|
|
Line == RHS->getLine() && Column == RHS->getColumn();
|
|
}
|
|
unsigned getHashValue() const {
|
|
return hash_combine(Scope, File, Line, Column);
|
|
}
|
|
};
|
|
|
|
template <> struct MDNodeKeyImpl<DILexicalBlockFile> {
|
|
Metadata *Scope;
|
|
Metadata *File;
|
|
unsigned Discriminator;
|
|
|
|
MDNodeKeyImpl(Metadata *Scope, Metadata *File, unsigned Discriminator)
|
|
: Scope(Scope), File(File), Discriminator(Discriminator) {}
|
|
MDNodeKeyImpl(const DILexicalBlockFile *N)
|
|
: Scope(N->getRawScope()), File(N->getRawFile()),
|
|
Discriminator(N->getDiscriminator()) {}
|
|
|
|
bool isKeyOf(const DILexicalBlockFile *RHS) const {
|
|
return Scope == RHS->getRawScope() && File == RHS->getRawFile() &&
|
|
Discriminator == RHS->getDiscriminator();
|
|
}
|
|
unsigned getHashValue() const {
|
|
return hash_combine(Scope, File, Discriminator);
|
|
}
|
|
};
|
|
|
|
template <> struct MDNodeKeyImpl<DINamespace> {
|
|
Metadata *Scope;
|
|
Metadata *File;
|
|
StringRef Name;
|
|
unsigned Line;
|
|
|
|
MDNodeKeyImpl(Metadata *Scope, Metadata *File, StringRef Name, unsigned Line)
|
|
: Scope(Scope), File(File), Name(Name), Line(Line) {}
|
|
MDNodeKeyImpl(const DINamespace *N)
|
|
: Scope(N->getRawScope()), File(N->getRawFile()), Name(N->getName()),
|
|
Line(N->getLine()) {}
|
|
|
|
bool isKeyOf(const DINamespace *RHS) const {
|
|
return Scope == RHS->getRawScope() && File == RHS->getRawFile() &&
|
|
Name == RHS->getName() && Line == RHS->getLine();
|
|
}
|
|
unsigned getHashValue() const {
|
|
return hash_combine(Scope, File, Name, Line);
|
|
}
|
|
};
|
|
|
|
template <> struct MDNodeKeyImpl<DIModule> {
|
|
Metadata *Scope;
|
|
StringRef Name;
|
|
StringRef ConfigurationMacros;
|
|
StringRef IncludePath;
|
|
StringRef ISysRoot;
|
|
MDNodeKeyImpl(Metadata *Scope, StringRef Name,
|
|
StringRef ConfigurationMacros,
|
|
StringRef IncludePath,
|
|
StringRef ISysRoot)
|
|
: Scope(Scope), Name(Name), ConfigurationMacros(ConfigurationMacros),
|
|
IncludePath(IncludePath), ISysRoot(ISysRoot) {}
|
|
MDNodeKeyImpl(const DIModule *N)
|
|
: Scope(N->getRawScope()), Name(N->getName()),
|
|
ConfigurationMacros(N->getConfigurationMacros()),
|
|
IncludePath(N->getIncludePath()), ISysRoot(N->getISysRoot()) {}
|
|
|
|
bool isKeyOf(const DIModule *RHS) const {
|
|
return Scope == RHS->getRawScope() && Name == RHS->getName() &&
|
|
ConfigurationMacros == RHS->getConfigurationMacros() &&
|
|
IncludePath == RHS->getIncludePath() &&
|
|
ISysRoot == RHS->getISysRoot();
|
|
}
|
|
unsigned getHashValue() const {
|
|
return hash_combine(Scope, Name,
|
|
ConfigurationMacros, IncludePath, ISysRoot);
|
|
}
|
|
};
|
|
|
|
template <> struct MDNodeKeyImpl<DITemplateTypeParameter> {
|
|
StringRef Name;
|
|
Metadata *Type;
|
|
|
|
MDNodeKeyImpl(StringRef Name, Metadata *Type) : Name(Name), Type(Type) {}
|
|
MDNodeKeyImpl(const DITemplateTypeParameter *N)
|
|
: Name(N->getName()), Type(N->getRawType()) {}
|
|
|
|
bool isKeyOf(const DITemplateTypeParameter *RHS) const {
|
|
return Name == RHS->getName() && Type == RHS->getRawType();
|
|
}
|
|
unsigned getHashValue() const { return hash_combine(Name, Type); }
|
|
};
|
|
|
|
template <> struct MDNodeKeyImpl<DITemplateValueParameter> {
|
|
unsigned Tag;
|
|
StringRef Name;
|
|
Metadata *Type;
|
|
Metadata *Value;
|
|
|
|
MDNodeKeyImpl(unsigned Tag, StringRef Name, Metadata *Type, Metadata *Value)
|
|
: Tag(Tag), Name(Name), Type(Type), Value(Value) {}
|
|
MDNodeKeyImpl(const DITemplateValueParameter *N)
|
|
: Tag(N->getTag()), Name(N->getName()), Type(N->getRawType()),
|
|
Value(N->getValue()) {}
|
|
|
|
bool isKeyOf(const DITemplateValueParameter *RHS) const {
|
|
return Tag == RHS->getTag() && Name == RHS->getName() &&
|
|
Type == RHS->getRawType() && Value == RHS->getValue();
|
|
}
|
|
unsigned getHashValue() const { return hash_combine(Tag, Name, Type, Value); }
|
|
};
|
|
|
|
template <> struct MDNodeKeyImpl<DIGlobalVariable> {
|
|
Metadata *Scope;
|
|
StringRef Name;
|
|
StringRef LinkageName;
|
|
Metadata *File;
|
|
unsigned Line;
|
|
Metadata *Type;
|
|
bool IsLocalToUnit;
|
|
bool IsDefinition;
|
|
Metadata *Variable;
|
|
Metadata *StaticDataMemberDeclaration;
|
|
|
|
MDNodeKeyImpl(Metadata *Scope, StringRef Name, StringRef LinkageName,
|
|
Metadata *File, unsigned Line, Metadata *Type,
|
|
bool IsLocalToUnit, bool IsDefinition, Metadata *Variable,
|
|
Metadata *StaticDataMemberDeclaration)
|
|
: Scope(Scope), Name(Name), LinkageName(LinkageName), File(File),
|
|
Line(Line), Type(Type), IsLocalToUnit(IsLocalToUnit),
|
|
IsDefinition(IsDefinition), Variable(Variable),
|
|
StaticDataMemberDeclaration(StaticDataMemberDeclaration) {}
|
|
MDNodeKeyImpl(const DIGlobalVariable *N)
|
|
: Scope(N->getRawScope()), Name(N->getName()),
|
|
LinkageName(N->getLinkageName()), File(N->getRawFile()),
|
|
Line(N->getLine()), Type(N->getRawType()),
|
|
IsLocalToUnit(N->isLocalToUnit()), IsDefinition(N->isDefinition()),
|
|
Variable(N->getRawVariable()),
|
|
StaticDataMemberDeclaration(N->getRawStaticDataMemberDeclaration()) {}
|
|
|
|
bool isKeyOf(const DIGlobalVariable *RHS) const {
|
|
return Scope == RHS->getRawScope() && Name == RHS->getName() &&
|
|
LinkageName == RHS->getLinkageName() && File == RHS->getRawFile() &&
|
|
Line == RHS->getLine() && Type == RHS->getRawType() &&
|
|
IsLocalToUnit == RHS->isLocalToUnit() &&
|
|
IsDefinition == RHS->isDefinition() &&
|
|
Variable == RHS->getRawVariable() &&
|
|
StaticDataMemberDeclaration ==
|
|
RHS->getRawStaticDataMemberDeclaration();
|
|
}
|
|
unsigned getHashValue() const {
|
|
return hash_combine(Scope, Name, LinkageName, File, Line, Type,
|
|
IsLocalToUnit, IsDefinition, Variable,
|
|
StaticDataMemberDeclaration);
|
|
}
|
|
};
|
|
|
|
template <> struct MDNodeKeyImpl<DILocalVariable> {
|
|
Metadata *Scope;
|
|
StringRef Name;
|
|
Metadata *File;
|
|
unsigned Line;
|
|
Metadata *Type;
|
|
unsigned Arg;
|
|
unsigned Flags;
|
|
|
|
MDNodeKeyImpl(Metadata *Scope, StringRef Name, Metadata *File, unsigned Line,
|
|
Metadata *Type, unsigned Arg, unsigned Flags)
|
|
: Scope(Scope), Name(Name), File(File), Line(Line), Type(Type), Arg(Arg),
|
|
Flags(Flags) {}
|
|
MDNodeKeyImpl(const DILocalVariable *N)
|
|
: Scope(N->getRawScope()), Name(N->getName()), File(N->getRawFile()),
|
|
Line(N->getLine()), Type(N->getRawType()), Arg(N->getArg()),
|
|
Flags(N->getFlags()) {}
|
|
|
|
bool isKeyOf(const DILocalVariable *RHS) const {
|
|
return Scope == RHS->getRawScope() && Name == RHS->getName() &&
|
|
File == RHS->getRawFile() && Line == RHS->getLine() &&
|
|
Type == RHS->getRawType() && Arg == RHS->getArg() &&
|
|
Flags == RHS->getFlags();
|
|
}
|
|
unsigned getHashValue() const {
|
|
return hash_combine(Scope, Name, File, Line, Type, Arg, Flags);
|
|
}
|
|
};
|
|
|
|
template <> struct MDNodeKeyImpl<DIExpression> {
|
|
ArrayRef<uint64_t> Elements;
|
|
|
|
MDNodeKeyImpl(ArrayRef<uint64_t> Elements) : Elements(Elements) {}
|
|
MDNodeKeyImpl(const DIExpression *N) : Elements(N->getElements()) {}
|
|
|
|
bool isKeyOf(const DIExpression *RHS) const {
|
|
return Elements == RHS->getElements();
|
|
}
|
|
unsigned getHashValue() const {
|
|
return hash_combine_range(Elements.begin(), Elements.end());
|
|
}
|
|
};
|
|
|
|
template <> struct MDNodeKeyImpl<DIObjCProperty> {
|
|
StringRef Name;
|
|
Metadata *File;
|
|
unsigned Line;
|
|
StringRef GetterName;
|
|
StringRef SetterName;
|
|
unsigned Attributes;
|
|
Metadata *Type;
|
|
|
|
MDNodeKeyImpl(StringRef Name, Metadata *File, unsigned Line,
|
|
StringRef GetterName, StringRef SetterName, unsigned Attributes,
|
|
Metadata *Type)
|
|
: Name(Name), File(File), Line(Line), GetterName(GetterName),
|
|
SetterName(SetterName), Attributes(Attributes), Type(Type) {}
|
|
MDNodeKeyImpl(const DIObjCProperty *N)
|
|
: Name(N->getName()), File(N->getRawFile()), Line(N->getLine()),
|
|
GetterName(N->getGetterName()), SetterName(N->getSetterName()),
|
|
Attributes(N->getAttributes()), Type(N->getRawType()) {}
|
|
|
|
bool isKeyOf(const DIObjCProperty *RHS) const {
|
|
return Name == RHS->getName() && File == RHS->getRawFile() &&
|
|
Line == RHS->getLine() && GetterName == RHS->getGetterName() &&
|
|
SetterName == RHS->getSetterName() &&
|
|
Attributes == RHS->getAttributes() && Type == RHS->getRawType();
|
|
}
|
|
unsigned getHashValue() const {
|
|
return hash_combine(Name, File, Line, GetterName, SetterName, Attributes,
|
|
Type);
|
|
}
|
|
};
|
|
|
|
template <> struct MDNodeKeyImpl<DIImportedEntity> {
|
|
unsigned Tag;
|
|
Metadata *Scope;
|
|
Metadata *Entity;
|
|
unsigned Line;
|
|
StringRef Name;
|
|
|
|
MDNodeKeyImpl(unsigned Tag, Metadata *Scope, Metadata *Entity, unsigned Line,
|
|
StringRef Name)
|
|
: Tag(Tag), Scope(Scope), Entity(Entity), Line(Line), Name(Name) {}
|
|
MDNodeKeyImpl(const DIImportedEntity *N)
|
|
: Tag(N->getTag()), Scope(N->getRawScope()), Entity(N->getRawEntity()),
|
|
Line(N->getLine()), Name(N->getName()) {}
|
|
|
|
bool isKeyOf(const DIImportedEntity *RHS) const {
|
|
return Tag == RHS->getTag() && Scope == RHS->getRawScope() &&
|
|
Entity == RHS->getRawEntity() && Line == RHS->getLine() &&
|
|
Name == RHS->getName();
|
|
}
|
|
unsigned getHashValue() const {
|
|
return hash_combine(Tag, Scope, Entity, Line, Name);
|
|
}
|
|
};
|
|
|
|
/// \brief DenseMapInfo for MDNode subclasses.
|
|
template <class NodeTy> struct MDNodeInfo {
|
|
typedef MDNodeKeyImpl<NodeTy> KeyTy;
|
|
static inline NodeTy *getEmptyKey() {
|
|
return DenseMapInfo<NodeTy *>::getEmptyKey();
|
|
}
|
|
static inline NodeTy *getTombstoneKey() {
|
|
return DenseMapInfo<NodeTy *>::getTombstoneKey();
|
|
}
|
|
static unsigned getHashValue(const KeyTy &Key) { return Key.getHashValue(); }
|
|
static unsigned getHashValue(const NodeTy *N) {
|
|
return KeyTy(N).getHashValue();
|
|
}
|
|
static bool isEqual(const KeyTy &LHS, const NodeTy *RHS) {
|
|
if (RHS == getEmptyKey() || RHS == getTombstoneKey())
|
|
return false;
|
|
return LHS.isKeyOf(RHS);
|
|
}
|
|
static bool isEqual(const NodeTy *LHS, const NodeTy *RHS) {
|
|
return LHS == RHS;
|
|
}
|
|
};
|
|
|
|
#define HANDLE_MDNODE_LEAF(CLASS) typedef MDNodeInfo<CLASS> CLASS##Info;
|
|
#include "llvm/IR/Metadata.def"
|
|
|
|
/// \brief Map-like storage for metadata attachments.
|
|
class MDAttachmentMap {
|
|
SmallVector<std::pair<unsigned, TrackingMDNodeRef>, 2> Attachments;
|
|
|
|
public:
|
|
bool empty() const { return Attachments.empty(); }
|
|
size_t size() const { return Attachments.size(); }
|
|
|
|
/// \brief Get a particular attachment (if any).
|
|
MDNode *lookup(unsigned ID) const;
|
|
|
|
/// \brief Set an attachment to a particular node.
|
|
///
|
|
/// Set the \c ID attachment to \c MD, replacing the current attachment at \c
|
|
/// ID (if anyway).
|
|
void set(unsigned ID, MDNode &MD);
|
|
|
|
/// \brief Remove an attachment.
|
|
///
|
|
/// Remove the attachment at \c ID, if any.
|
|
void erase(unsigned ID);
|
|
|
|
/// \brief Copy out all the attachments.
|
|
///
|
|
/// Copies all the current attachments into \c Result, sorting by attachment
|
|
/// ID. This function does \em not clear \c Result.
|
|
void getAll(SmallVectorImpl<std::pair<unsigned, MDNode *>> &Result) const;
|
|
|
|
/// \brief Erase matching attachments.
|
|
///
|
|
/// Erases all attachments matching the \c shouldRemove predicate.
|
|
template <class PredTy> void remove_if(PredTy shouldRemove) {
|
|
Attachments.erase(
|
|
std::remove_if(Attachments.begin(), Attachments.end(), shouldRemove),
|
|
Attachments.end());
|
|
}
|
|
};
|
|
|
|
class LLVMContextImpl {
|
|
public:
|
|
/// OwnedModules - The set of modules instantiated in this context, and which
|
|
/// will be automatically deleted if this context is deleted.
|
|
SmallPtrSet<Module*, 4> OwnedModules;
|
|
|
|
LLVMContext::InlineAsmDiagHandlerTy InlineAsmDiagHandler;
|
|
void *InlineAsmDiagContext;
|
|
|
|
LLVMContext::DiagnosticHandlerTy DiagnosticHandler;
|
|
void *DiagnosticContext;
|
|
bool RespectDiagnosticFilters;
|
|
|
|
LLVMContext::YieldCallbackTy YieldCallback;
|
|
void *YieldOpaqueHandle;
|
|
|
|
typedef DenseMap<APInt, ConstantInt *, DenseMapAPIntKeyInfo> IntMapTy;
|
|
IntMapTy IntConstants;
|
|
|
|
typedef DenseMap<APFloat, ConstantFP *, DenseMapAPFloatKeyInfo> FPMapTy;
|
|
FPMapTy FPConstants;
|
|
|
|
FoldingSet<AttributeImpl> AttrsSet;
|
|
FoldingSet<AttributeSetImpl> AttrsLists;
|
|
FoldingSet<AttributeSetNode> AttrsSetNodes;
|
|
|
|
StringMap<MDString> MDStringCache;
|
|
DenseMap<Value *, ValueAsMetadata *> ValuesAsMetadata;
|
|
DenseMap<Metadata *, MetadataAsValue *> MetadataAsValues;
|
|
|
|
DenseMap<const Value*, ValueName*> ValueNames;
|
|
|
|
#define HANDLE_MDNODE_LEAF_UNIQUABLE(CLASS) \
|
|
DenseSet<CLASS *, CLASS##Info> CLASS##s;
|
|
#include "llvm/IR/Metadata.def"
|
|
|
|
// MDNodes may be uniqued or not uniqued. When they're not uniqued, they
|
|
// aren't in the MDNodeSet, but they're still shared between objects, so no
|
|
// one object can destroy them. This set allows us to at least destroy them
|
|
// on Context destruction.
|
|
SmallPtrSet<MDNode *, 1> DistinctMDNodes;
|
|
|
|
DenseMap<Type*, ConstantAggregateZero*> CAZConstants;
|
|
|
|
typedef ConstantUniqueMap<ConstantArray> ArrayConstantsTy;
|
|
ArrayConstantsTy ArrayConstants;
|
|
|
|
typedef ConstantUniqueMap<ConstantStruct> StructConstantsTy;
|
|
StructConstantsTy StructConstants;
|
|
|
|
typedef ConstantUniqueMap<ConstantVector> VectorConstantsTy;
|
|
VectorConstantsTy VectorConstants;
|
|
|
|
DenseMap<PointerType*, ConstantPointerNull*> CPNConstants;
|
|
|
|
DenseMap<Type*, UndefValue*> UVConstants;
|
|
|
|
StringMap<ConstantDataSequential*> CDSConstants;
|
|
|
|
DenseMap<std::pair<const Function *, const BasicBlock *>, BlockAddress *>
|
|
BlockAddresses;
|
|
ConstantUniqueMap<ConstantExpr> ExprConstants;
|
|
|
|
ConstantUniqueMap<InlineAsm> InlineAsms;
|
|
|
|
ConstantInt *TheTrueVal;
|
|
ConstantInt *TheFalseVal;
|
|
|
|
// Basic type instances.
|
|
Type VoidTy, LabelTy, HalfTy, FloatTy, DoubleTy, MetadataTy, TokenTy;
|
|
Type X86_FP80Ty, FP128Ty, PPC_FP128Ty, X86_MMXTy;
|
|
IntegerType Int1Ty, Int8Ty, Int16Ty, Int32Ty, Int64Ty, Int128Ty;
|
|
|
|
|
|
/// TypeAllocator - All dynamically allocated types are allocated from this.
|
|
/// They live forever until the context is torn down.
|
|
BumpPtrAllocator TypeAllocator;
|
|
|
|
DenseMap<unsigned, IntegerType*> IntegerTypes;
|
|
|
|
typedef DenseSet<FunctionType *, FunctionTypeKeyInfo> FunctionTypeSet;
|
|
FunctionTypeSet FunctionTypes;
|
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typedef DenseSet<StructType *, AnonStructTypeKeyInfo> StructTypeSet;
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StructTypeSet AnonStructTypes;
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StringMap<StructType*> NamedStructTypes;
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unsigned NamedStructTypesUniqueID;
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DenseMap<std::pair<Type *, uint64_t>, ArrayType*> ArrayTypes;
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DenseMap<std::pair<Type *, unsigned>, VectorType*> VectorTypes;
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DenseMap<Type*, PointerType*> PointerTypes; // Pointers in AddrSpace = 0
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DenseMap<std::pair<Type*, unsigned>, PointerType*> ASPointerTypes;
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/// ValueHandles - This map keeps track of all of the value handles that are
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/// watching a Value*. The Value::HasValueHandle bit is used to know
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/// whether or not a value has an entry in this map.
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typedef DenseMap<Value*, ValueHandleBase*> ValueHandlesTy;
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ValueHandlesTy ValueHandles;
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/// CustomMDKindNames - Map to hold the metadata string to ID mapping.
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StringMap<unsigned> CustomMDKindNames;
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/// Collection of per-instruction metadata used in this context.
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DenseMap<const Instruction *, MDAttachmentMap> InstructionMetadata;
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/// Collection of per-function metadata used in this context.
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DenseMap<const Function *, MDAttachmentMap> FunctionMetadata;
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/// DiscriminatorTable - This table maps file:line locations to an
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/// integer representing the next DWARF path discriminator to assign to
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/// instructions in different blocks at the same location.
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DenseMap<std::pair<const char *, unsigned>, unsigned> DiscriminatorTable;
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typedef DenseMap<const Function *, ReturnInst *> FunctionDataMapTy;
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/// \brief Mapping from a function to its prefix data, which is stored as the
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/// operand of an unparented ReturnInst so that the prefix data has a Use.
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FunctionDataMapTy PrefixDataMap;
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/// \brief Mapping from a function to its prologue data, which is stored as
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/// the operand of an unparented ReturnInst so that the prologue data has a
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/// Use.
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FunctionDataMapTy PrologueDataMap;
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int getOrAddScopeRecordIdxEntry(MDNode *N, int ExistingIdx);
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int getOrAddScopeInlinedAtIdxEntry(MDNode *Scope, MDNode *IA,int ExistingIdx);
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/// \brief A set of interned tags for operand bundles. The StringMap maps
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/// bundle tags to their IDs.
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///
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/// \see LLVMContext::getOperandBundleTagID
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StringMap<uint32_t> BundleTagCache;
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StringMapEntry<uint32_t> *getOrInsertBundleTag(StringRef Tag);
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void getOperandBundleTags(SmallVectorImpl<StringRef> &Tags) const;
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uint32_t getOperandBundleTagID(StringRef Tag) const;
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LLVMContextImpl(LLVMContext &C);
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~LLVMContextImpl();
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/// Destroy the ConstantArrays if they are not used.
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void dropTriviallyDeadConstantArrays();
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};
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}
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#endif
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