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annotate lib/IR/LLVMContextImpl.h @ 33:e4204d083e25 LLVM3.5

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LLVM 3.5
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 14:32:10 +0900
parents 95c75e76d11b
children 503e14e069e4 54457678186b
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1 //===-- LLVMContextImpl.h - The LLVMContextImpl opaque class ----*- C++ -*-===//
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2 //
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3 // The LLVM Compiler Infrastructure
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4 //
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5 // This file is distributed under the University of Illinois Open Source
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6 // License. See LICENSE.TXT for details.
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7 //
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8 //===----------------------------------------------------------------------===//
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9 //
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10 // This file declares LLVMContextImpl, the opaque implementation
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11 // of LLVMContext.
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12 //
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13 //===----------------------------------------------------------------------===//
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14
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15 #ifndef LLVM_LLVMCONTEXT_IMPL_H
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16 #define LLVM_LLVMCONTEXT_IMPL_H
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17
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18 #include "AttributeImpl.h"
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19 #include "ConstantsContext.h"
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20 #include "LeaksContext.h"
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21 #include "llvm/ADT/APFloat.h"
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22 #include "llvm/ADT/APInt.h"
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23 #include "llvm/ADT/ArrayRef.h"
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24 #include "llvm/ADT/DenseMap.h"
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25 #include "llvm/ADT/FoldingSet.h"
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26 #include "llvm/ADT/Hashing.h"
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27 #include "llvm/ADT/SmallPtrSet.h"
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28 #include "llvm/ADT/StringMap.h"
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29 #include "llvm/IR/Constants.h"
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30 #include "llvm/IR/DerivedTypes.h"
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31 #include "llvm/IR/LLVMContext.h"
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32 #include "llvm/IR/Metadata.h"
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33 #include "llvm/Support/ValueHandle.h"
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34 #include <vector>
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35
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36 namespace llvm {
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37
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38 class ConstantInt;
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39 class ConstantFP;
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40 class LLVMContext;
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41 class Type;
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42 class Value;
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43
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44 struct DenseMapAPIntKeyInfo {
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45 struct KeyTy {
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46 APInt val;
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47 Type* type;
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48 KeyTy(const APInt& V, Type* Ty) : val(V), type(Ty) {}
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49 bool operator==(const KeyTy& that) const {
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50 return type == that.type && this->val == that.val;
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51 }
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52 bool operator!=(const KeyTy& that) const {
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53 return !this->operator==(that);
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54 }
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55 friend hash_code hash_value(const KeyTy &Key) {
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56 return hash_combine(Key.type, Key.val);
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57 }
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58 };
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59 static inline KeyTy getEmptyKey() { return KeyTy(APInt(1,0), 0); }
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60 static inline KeyTy getTombstoneKey() { return KeyTy(APInt(1,1), 0); }
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61 static unsigned getHashValue(const KeyTy &Key) {
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62 return static_cast<unsigned>(hash_value(Key));
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63 }
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64 static bool isEqual(const KeyTy &LHS, const KeyTy &RHS) {
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65 return LHS == RHS;
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66 }
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67 };
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68
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69 struct DenseMapAPFloatKeyInfo {
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70 struct KeyTy {
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71 APFloat val;
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72 KeyTy(const APFloat& V) : val(V){}
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73 bool operator==(const KeyTy& that) const {
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74 return this->val.bitwiseIsEqual(that.val);
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75 }
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76 bool operator!=(const KeyTy& that) const {
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77 return !this->operator==(that);
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78 }
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79 friend hash_code hash_value(const KeyTy &Key) {
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80 return hash_combine(Key.val);
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81 }
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82 };
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83 static inline KeyTy getEmptyKey() {
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84 return KeyTy(APFloat(APFloat::Bogus,1));
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85 }
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86 static inline KeyTy getTombstoneKey() {
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87 return KeyTy(APFloat(APFloat::Bogus,2));
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88 }
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89 static unsigned getHashValue(const KeyTy &Key) {
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90 return static_cast<unsigned>(hash_value(Key));
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91 }
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92 static bool isEqual(const KeyTy &LHS, const KeyTy &RHS) {
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93 return LHS == RHS;
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94 }
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95 };
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96
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97 struct AnonStructTypeKeyInfo {
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98 struct KeyTy {
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99 ArrayRef<Type*> ETypes;
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100 bool isPacked;
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101 KeyTy(const ArrayRef<Type*>& E, bool P) :
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102 ETypes(E), isPacked(P) {}
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103 KeyTy(const StructType* ST) :
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104 ETypes(ArrayRef<Type*>(ST->element_begin(), ST->element_end())),
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105 isPacked(ST->isPacked()) {}
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106 bool operator==(const KeyTy& that) const {
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107 if (isPacked != that.isPacked)
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108 return false;
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109 if (ETypes != that.ETypes)
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110 return false;
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111 return true;
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112 }
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113 bool operator!=(const KeyTy& that) const {
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114 return !this->operator==(that);
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115 }
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116 };
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117 static inline StructType* getEmptyKey() {
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118 return DenseMapInfo<StructType*>::getEmptyKey();
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119 }
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120 static inline StructType* getTombstoneKey() {
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121 return DenseMapInfo<StructType*>::getTombstoneKey();
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122 }
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123 static unsigned getHashValue(const KeyTy& Key) {
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124 return hash_combine(hash_combine_range(Key.ETypes.begin(),
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125 Key.ETypes.end()),
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126 Key.isPacked);
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127 }
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128 static unsigned getHashValue(const StructType *ST) {
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129 return getHashValue(KeyTy(ST));
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130 }
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131 static bool isEqual(const KeyTy& LHS, const StructType *RHS) {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
132 if (RHS == getEmptyKey() || RHS == getTombstoneKey())
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
133 return false;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
134 return LHS == KeyTy(RHS);
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
135 }
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
136 static bool isEqual(const StructType *LHS, const StructType *RHS) {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
137 return LHS == RHS;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
138 }
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
139 };
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
140
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
141 struct FunctionTypeKeyInfo {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
142 struct KeyTy {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
143 const Type *ReturnType;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
144 ArrayRef<Type*> Params;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
145 bool isVarArg;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
146 KeyTy(const Type* R, const ArrayRef<Type*>& P, bool V) :
95c75e76d11b LLVM 3.4
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parents:
diff changeset
147 ReturnType(R), Params(P), isVarArg(V) {}
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
148 KeyTy(const FunctionType* FT) :
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
149 ReturnType(FT->getReturnType()),
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
150 Params(ArrayRef<Type*>(FT->param_begin(), FT->param_end())),
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
151 isVarArg(FT->isVarArg()) {}
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
152 bool operator==(const KeyTy& that) const {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
153 if (ReturnType != that.ReturnType)
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
154 return false;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
155 if (isVarArg != that.isVarArg)
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
156 return false;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
157 if (Params != that.Params)
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
158 return false;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
159 return true;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
160 }
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
161 bool operator!=(const KeyTy& that) const {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
162 return !this->operator==(that);
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
163 }
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
164 };
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
165 static inline FunctionType* getEmptyKey() {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
166 return DenseMapInfo<FunctionType*>::getEmptyKey();
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
167 }
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
168 static inline FunctionType* getTombstoneKey() {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
169 return DenseMapInfo<FunctionType*>::getTombstoneKey();
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
170 }
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
171 static unsigned getHashValue(const KeyTy& Key) {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
172 return hash_combine(Key.ReturnType,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
173 hash_combine_range(Key.Params.begin(),
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
174 Key.Params.end()),
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
175 Key.isVarArg);
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
176 }
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
177 static unsigned getHashValue(const FunctionType *FT) {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
178 return getHashValue(KeyTy(FT));
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
179 }
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
180 static bool isEqual(const KeyTy& LHS, const FunctionType *RHS) {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
181 if (RHS == getEmptyKey() || RHS == getTombstoneKey())
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
182 return false;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
183 return LHS == KeyTy(RHS);
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
184 }
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
185 static bool isEqual(const FunctionType *LHS, const FunctionType *RHS) {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
186 return LHS == RHS;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
187 }
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
188 };
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
189
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
190 // Provide a FoldingSetTrait::Equals specialization for MDNode that can use a
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
191 // shortcut to avoid comparing all operands.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
192 template<> struct FoldingSetTrait<MDNode> : DefaultFoldingSetTrait<MDNode> {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
193 static bool Equals(const MDNode &X, const FoldingSetNodeID &ID,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
194 unsigned IDHash, FoldingSetNodeID &TempID) {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
195 assert(!X.isNotUniqued() && "Non-uniqued MDNode in FoldingSet?");
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
196 // First, check if the cached hashes match. If they don't we can skip the
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
197 // expensive operand walk.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
198 if (X.Hash != IDHash)
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
199 return false;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
200
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
201 // If they match we have to compare the operands.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
202 X.Profile(TempID);
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
203 return TempID == ID;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
204 }
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
205 static unsigned ComputeHash(const MDNode &X, FoldingSetNodeID &) {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
206 return X.Hash; // Return cached hash.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
207 }
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
208 };
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
209
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
210 /// DebugRecVH - This is a CallbackVH used to keep the Scope -> index maps
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
211 /// up to date as MDNodes mutate. This class is implemented in DebugLoc.cpp.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
212 class DebugRecVH : public CallbackVH {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
213 /// Ctx - This is the LLVM Context being referenced.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
214 LLVMContextImpl *Ctx;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
215
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
216 /// Idx - The index into either ScopeRecordIdx or ScopeInlinedAtRecords that
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
217 /// this reference lives in. If this is zero, then it represents a
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
218 /// non-canonical entry that has no DenseMap value. This can happen due to
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
219 /// RAUW.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
220 int Idx;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
221 public:
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
222 DebugRecVH(MDNode *n, LLVMContextImpl *ctx, int idx)
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
223 : CallbackVH(n), Ctx(ctx), Idx(idx) {}
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
224
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
225 MDNode *get() const {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
226 return cast_or_null<MDNode>(getValPtr());
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
227 }
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
228
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
229 virtual void deleted();
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
230 virtual void allUsesReplacedWith(Value *VNew);
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
231 };
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
232
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
233 class LLVMContextImpl {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
234 public:
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
235 /// OwnedModules - The set of modules instantiated in this context, and which
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
236 /// will be automatically deleted if this context is deleted.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
237 SmallPtrSet<Module*, 4> OwnedModules;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
238
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
239 LLVMContext::InlineAsmDiagHandlerTy InlineAsmDiagHandler;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
240 void *InlineAsmDiagContext;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
241
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
242 typedef DenseMap<DenseMapAPIntKeyInfo::KeyTy, ConstantInt*,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
243 DenseMapAPIntKeyInfo> IntMapTy;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
244 IntMapTy IntConstants;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
245
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
246 typedef DenseMap<DenseMapAPFloatKeyInfo::KeyTy, ConstantFP*,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
247 DenseMapAPFloatKeyInfo> FPMapTy;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
248 FPMapTy FPConstants;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
249
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
250 FoldingSet<AttributeImpl> AttrsSet;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
251 FoldingSet<AttributeSetImpl> AttrsLists;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
252 FoldingSet<AttributeSetNode> AttrsSetNodes;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
253
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
254 StringMap<Value*> MDStringCache;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
255
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
256 FoldingSet<MDNode> MDNodeSet;
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
257
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
258 // MDNodes may be uniqued or not uniqued. When they're not uniqued, they
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
259 // aren't in the MDNodeSet, but they're still shared between objects, so no
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
260 // one object can destroy them. This set allows us to at least destroy them
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
261 // on Context destruction.
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
diff changeset
262 SmallPtrSet<MDNode*, 1> NonUniquedMDNodes;
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263
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264 DenseMap<Type*, ConstantAggregateZero*> CAZConstants;
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265
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266 typedef ConstantAggrUniqueMap<ArrayType, ConstantArray> ArrayConstantsTy;
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267 ArrayConstantsTy ArrayConstants;
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268
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269 typedef ConstantAggrUniqueMap<StructType, ConstantStruct> StructConstantsTy;
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270 StructConstantsTy StructConstants;
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271
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272 typedef ConstantAggrUniqueMap<VectorType, ConstantVector> VectorConstantsTy;
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273 VectorConstantsTy VectorConstants;
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274
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275 DenseMap<PointerType*, ConstantPointerNull*> CPNConstants;
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276
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277 DenseMap<Type*, UndefValue*> UVConstants;
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278
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279 StringMap<ConstantDataSequential*> CDSConstants;
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280
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281
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282 DenseMap<std::pair<Function*, BasicBlock*> , BlockAddress*> BlockAddresses;
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283 ConstantUniqueMap<ExprMapKeyType, const ExprMapKeyType&, Type, ConstantExpr>
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284 ExprConstants;
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285
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286 ConstantUniqueMap<InlineAsmKeyType, const InlineAsmKeyType&, PointerType,
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287 InlineAsm> InlineAsms;
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288
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289 ConstantInt *TheTrueVal;
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290 ConstantInt *TheFalseVal;
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291
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292 LeakDetectorImpl<Value> LLVMObjects;
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293
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294 // Basic type instances.
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295 Type VoidTy, LabelTy, HalfTy, FloatTy, DoubleTy, MetadataTy;
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296 Type X86_FP80Ty, FP128Ty, PPC_FP128Ty, X86_MMXTy;
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297 IntegerType Int1Ty, Int8Ty, Int16Ty, Int32Ty, Int64Ty;
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298
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299
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300 /// TypeAllocator - All dynamically allocated types are allocated from this.
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301 /// They live forever until the context is torn down.
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302 BumpPtrAllocator TypeAllocator;
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303
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304 DenseMap<unsigned, IntegerType*> IntegerTypes;
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305
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306 typedef DenseMap<FunctionType*, bool, FunctionTypeKeyInfo> FunctionTypeMap;
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307 FunctionTypeMap FunctionTypes;
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308 typedef DenseMap<StructType*, bool, AnonStructTypeKeyInfo> StructTypeMap;
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309 StructTypeMap AnonStructTypes;
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310 StringMap<StructType*> NamedStructTypes;
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311 unsigned NamedStructTypesUniqueID;
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312
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313 DenseMap<std::pair<Type *, uint64_t>, ArrayType*> ArrayTypes;
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314 DenseMap<std::pair<Type *, unsigned>, VectorType*> VectorTypes;
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315 DenseMap<Type*, PointerType*> PointerTypes; // Pointers in AddrSpace = 0
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316 DenseMap<std::pair<Type*, unsigned>, PointerType*> ASPointerTypes;
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317
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318
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319 /// ValueHandles - This map keeps track of all of the value handles that are
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320 /// watching a Value*. The Value::HasValueHandle bit is used to know
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321 /// whether or not a value has an entry in this map.
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322 typedef DenseMap<Value*, ValueHandleBase*> ValueHandlesTy;
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323 ValueHandlesTy ValueHandles;
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324
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325 /// CustomMDKindNames - Map to hold the metadata string to ID mapping.
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326 StringMap<unsigned> CustomMDKindNames;
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327
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328 typedef std::pair<unsigned, TrackingVH<MDNode> > MDPairTy;
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329 typedef SmallVector<MDPairTy, 2> MDMapTy;
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330
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331 /// MetadataStore - Collection of per-instruction metadata used in this
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332 /// context.
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333 DenseMap<const Instruction *, MDMapTy> MetadataStore;
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334
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335 /// ScopeRecordIdx - This is the index in ScopeRecords for an MDNode scope
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336 /// entry with no "inlined at" element.
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337 DenseMap<MDNode*, int> ScopeRecordIdx;
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338
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339 /// ScopeRecords - These are the actual mdnodes (in a value handle) for an
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340 /// index. The ValueHandle ensures that ScopeRecordIdx stays up to date if
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341 /// the MDNode is RAUW'd.
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342 std::vector<DebugRecVH> ScopeRecords;
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343
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344 /// ScopeInlinedAtIdx - This is the index in ScopeInlinedAtRecords for an
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345 /// scope/inlined-at pair.
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346 DenseMap<std::pair<MDNode*, MDNode*>, int> ScopeInlinedAtIdx;
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347
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348 /// ScopeInlinedAtRecords - These are the actual mdnodes (in value handles)
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349 /// for an index. The ValueHandle ensures that ScopeINlinedAtIdx stays up
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350 /// to date.
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351 std::vector<std::pair<DebugRecVH, DebugRecVH> > ScopeInlinedAtRecords;
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352
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353 /// IntrinsicIDCache - Cache of intrinsic name (string) to numeric ID mappings
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354 /// requested in this context
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355 typedef DenseMap<const Function*, unsigned> IntrinsicIDCacheTy;
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356 IntrinsicIDCacheTy IntrinsicIDCache;
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357
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358 /// \brief Mapping from a function to its prefix data, which is stored as the
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359 /// operand of an unparented ReturnInst so that the prefix data has a Use.
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360 typedef DenseMap<const Function *, ReturnInst *> PrefixDataMapTy;
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361 PrefixDataMapTy PrefixDataMap;
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362
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363 int getOrAddScopeRecordIdxEntry(MDNode *N, int ExistingIdx);
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364 int getOrAddScopeInlinedAtIdxEntry(MDNode *Scope, MDNode *IA,int ExistingIdx);
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365
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366 LLVMContextImpl(LLVMContext &C);
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367 ~LLVMContextImpl();
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368 };
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369
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370 }
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371
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372 #endif