Mercurial > projects > ldc
annotate dmd/aggregate.h @ 883:b52d5de7783f
GC defines and linkage changes.
| author | Christian Kamm <kamm incasoftware de> |
|---|---|
| date | Thu, 08 Jan 2009 18:20:02 +0100 |
| parents | 96b404ba7eb0 |
| children | 1860414bf3b7 |
| rev | line source |
|---|---|
| 159 | 1 |
| 2 // Compiler implementation of the D programming language | |
| 3 // Copyright (c) 1999-2008 by Digital Mars | |
| 4 // All Rights Reserved | |
| 5 // written by Walter Bright | |
| 6 // http://www.digitalmars.com | |
| 7 // License for redistribution is by either the Artistic License | |
| 8 // in artistic.txt, or the GNU General Public License in gnu.txt. | |
| 9 // See the included readme.txt for details. | |
| 10 | |
| 11 #ifndef DMD_AGGREGATE_H | |
| 12 #define DMD_AGGREGATE_H | |
| 13 | |
| 14 #ifdef __DMC__ | |
| 15 #pragma once | |
| 16 #endif /* __DMC__ */ | |
| 17 | |
| 18 #include "root.h" | |
| 19 #include "dsymbol.h" | |
| 20 | |
| 21 #include <vector> | |
| 22 #include <set> | |
| 23 #include <map> | |
| 24 | |
| 25 struct Identifier; | |
| 26 struct Type; | |
| 27 struct TypeFunction; | |
| 28 struct Expression; | |
| 29 struct FuncDeclaration; | |
| 30 struct CtorDeclaration; | |
| 31 struct DtorDeclaration; | |
| 32 struct InvariantDeclaration; | |
| 33 struct NewDeclaration; | |
| 34 struct DeleteDeclaration; | |
| 35 struct InterfaceDeclaration; | |
| 36 struct ClassInfoDeclaration; | |
| 37 struct VarDeclaration; | |
| 38 struct dt_t; | |
| 39 | |
| 40 namespace llvm | |
| 41 { | |
| 42 class Type; | |
| 43 class Value; | |
| 44 class Constant; | |
| 45 class ConstantStruct; | |
| 46 class GlobalVariable; | |
| 47 } | |
| 48 | |
| 49 struct AggregateDeclaration : ScopeDsymbol | |
| 50 { | |
| 51 Type *type; | |
| 52 unsigned storage_class; | |
| 53 enum PROT protection; | |
| 54 Type *handle; // 'this' type | |
| 55 unsigned structsize; // size of struct | |
| 56 unsigned alignsize; // size of struct for alignment purposes | |
| 57 unsigned structalign; // struct member alignment in effect | |
| 58 int hasUnions; // set if aggregate has overlapping fields | |
| 59 Array fields; // VarDeclaration fields | |
| 60 unsigned sizeok; // set when structsize contains valid data | |
| 61 // 0: no size | |
| 62 // 1: size is correct | |
| 63 // 2: cannot determine size; fwd referenced | |
| 64 int isdeprecated; // !=0 if deprecated | |
| 65 Scope *scope; // !=NULL means context to use | |
| 66 | |
| 67 // Special member functions | |
| 68 InvariantDeclaration *inv; // invariant | |
| 69 NewDeclaration *aggNew; // allocator | |
| 70 DeleteDeclaration *aggDelete; // deallocator | |
| 71 | |
| 336 | 72 FuncDeclarations dtors; // Array of destructors |
| 73 FuncDeclaration *dtor; // aggregate destructor | |
| 74 | |
| 159 | 75 #ifdef IN_GCC |
| 76 Array methods; // flat list of all methods for debug information | |
| 77 #endif | |
| 78 | |
| 79 AggregateDeclaration(Loc loc, Identifier *id); | |
| 80 void semantic2(Scope *sc); | |
| 81 void semantic3(Scope *sc); | |
| 82 void inlineScan(); | |
| 83 unsigned size(Loc loc); | |
| 84 static void alignmember(unsigned salign, unsigned size, unsigned *poffset); | |
| 85 Type *getType(); | |
| 86 void addField(Scope *sc, VarDeclaration *v); | |
| 87 int isDeprecated(); // is aggregate deprecated? | |
| 88 FuncDeclaration *buildDtor(Scope *sc); | |
| 89 | |
| 90 void emitComment(Scope *sc); | |
| 91 void toDocBuffer(OutBuffer *buf); | |
| 92 | |
| 93 // For access checking | |
| 94 virtual PROT getAccess(Dsymbol *smember); // determine access to smember | |
| 95 int isFriendOf(AggregateDeclaration *cd); | |
| 96 int hasPrivateAccess(Dsymbol *smember); // does smember have private access to members of this class? | |
| 97 void accessCheck(Loc loc, Scope *sc, Dsymbol *smember); | |
| 98 | |
| 99 enum PROT prot(); | |
| 100 | |
| 101 // Back end | |
| 102 Symbol *stag; // tag symbol for debug data | |
| 103 Symbol *sinit; | |
| 104 Symbol *toInitializer(); | |
| 105 | |
| 106 AggregateDeclaration *isAggregateDeclaration() { return this; } | |
| 107 }; | |
| 108 | |
| 109 struct AnonymousAggregateDeclaration : AggregateDeclaration | |
| 110 { | |
| 111 AnonymousAggregateDeclaration() | |
| 112 : AggregateDeclaration(0, NULL) | |
| 113 { | |
| 114 } | |
| 115 | |
| 116 AnonymousAggregateDeclaration *isAnonymousAggregateDeclaration() { return this; } | |
| 117 }; | |
| 118 | |
| 119 struct StructDeclaration : AggregateDeclaration | |
| 120 { | |
| 121 int zeroInit; // !=0 if initialize with 0 fill | |
| 336 | 122 #if DMDV2 |
| 123 int hasIdentityAssign; // !=0 if has identity opAssign | |
| 124 FuncDeclaration *cpctor; // generated copy-constructor, if any | |
| 125 | |
| 126 FuncDeclarations postblits; // Array of postblit functions | |
| 127 FuncDeclaration *postblit; // aggregate postblit | |
| 128 #endif | |
| 159 | 129 |
| 130 StructDeclaration(Loc loc, Identifier *id); | |
| 131 Dsymbol *syntaxCopy(Dsymbol *s); | |
| 132 void semantic(Scope *sc); | |
| 133 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 134 char *mangle(); | |
| 336 | 135 const char *kind(); |
| 159 | 136 Expression *cloneMembers(); |
| 137 void toDocBuffer(OutBuffer *buf); | |
| 138 | |
| 139 PROT getAccess(Dsymbol *smember); // determine access to smember | |
| 140 | |
| 336 | 141 void toObjFile(int multiobj); // compile to .obj file |
| 159 | 142 void toDt(dt_t **pdt); |
| 143 void toDebug(); // to symbolic debug info | |
| 144 | |
| 145 StructDeclaration *isStructDeclaration() { return this; } | |
| 146 }; | |
| 147 | |
| 148 struct UnionDeclaration : StructDeclaration | |
| 149 { | |
| 150 UnionDeclaration(Loc loc, Identifier *id); | |
| 151 Dsymbol *syntaxCopy(Dsymbol *s); | |
| 336 | 152 const char *kind(); |
| 159 | 153 |
| 154 UnionDeclaration *isUnionDeclaration() { return this; } | |
| 155 }; | |
| 156 | |
|
806
96b404ba7eb0
Move storage of final vtbl from BaseClass to IrInterface: BaseClass instances are shared!
Christian Kamm <kamm incasoftware de>
parents:
797
diff
changeset
|
157 // warning: two classes with the same base class share the same |
|
96b404ba7eb0
Move storage of final vtbl from BaseClass to IrInterface: BaseClass instances are shared!
Christian Kamm <kamm incasoftware de>
parents:
797
diff
changeset
|
158 // BaseClass instance. |
| 159 | 159 struct BaseClass |
| 160 { | |
| 161 Type *type; // (before semantic processing) | |
| 162 enum PROT protection; // protection for the base interface | |
| 163 | |
| 164 ClassDeclaration *base; | |
| 165 int offset; // 'this' pointer offset | |
| 166 Array vtbl; // for interfaces: Array of FuncDeclaration's | |
| 167 // making up the vtbl[] | |
| 168 | |
| 169 int baseInterfaces_dim; | |
| 170 BaseClass *baseInterfaces; // if BaseClass is an interface, these | |
| 171 // are a copy of the InterfaceDeclaration::interfaces | |
| 172 | |
| 173 BaseClass(); | |
| 174 BaseClass(Type *type, enum PROT protection); | |
| 175 | |
| 176 int fillVtbl(ClassDeclaration *cd, Array *vtbl, int newinstance); | |
| 177 void copyBaseInterfaces(BaseClasses *); | |
| 178 }; | |
| 179 | |
| 336 | 180 #if DMDV2 |
| 159 | 181 #define CLASSINFO_SIZE (0x3C+16) // value of ClassInfo.size |
| 182 #else | |
| 183 #define CLASSINFO_SIZE (0x3C+12) // value of ClassInfo.size | |
| 184 #endif | |
| 185 | |
| 186 struct ClassDeclaration : AggregateDeclaration | |
| 187 { | |
| 188 static ClassDeclaration *object; | |
| 189 static ClassDeclaration *classinfo; | |
| 190 | |
| 191 ClassDeclaration *baseClass; // NULL only if this is Object | |
| 192 CtorDeclaration *ctor; | |
| 193 CtorDeclaration *defaultCtor; // default constructor | |
| 194 FuncDeclaration *staticCtor; | |
| 195 FuncDeclaration *staticDtor; | |
| 196 Array vtbl; // Array of FuncDeclaration's making up the vtbl[] | |
| 197 Array vtblFinal; // More FuncDeclaration's that aren't in vtbl[] | |
| 198 | |
| 199 BaseClasses baseclasses; // Array of BaseClass's; first is super, | |
| 200 // rest are Interface's | |
| 201 | |
| 202 int interfaces_dim; | |
| 203 BaseClass **interfaces; // interfaces[interfaces_dim] for this class | |
| 204 // (does not include baseClass) | |
| 205 | |
| 206 BaseClasses *vtblInterfaces; // array of base interfaces that have | |
| 207 // their own vtbl[] | |
| 208 | |
| 209 ClassInfoDeclaration *vclassinfo; // the ClassInfo object for this ClassDeclaration | |
| 210 int com; // !=0 if this is a COM class (meaning | |
| 211 // it derives from IUnknown) | |
| 212 int isauto; // !=0 if this is an auto class | |
| 213 int isabstract; // !=0 if abstract class | |
| 214 | |
| 215 int isnested; // !=0 if is nested | |
| 216 VarDeclaration *vthis; // 'this' parameter if this class is nested | |
| 217 | |
| 218 int inuse; // to prevent recursive attempts | |
| 219 | |
| 220 ClassDeclaration(Loc loc, Identifier *id, BaseClasses *baseclasses); | |
| 221 Dsymbol *syntaxCopy(Dsymbol *s); | |
| 222 void semantic(Scope *sc); | |
| 223 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 224 int isBaseOf2(ClassDeclaration *cd); | |
| 225 | |
| 226 #define OFFSET_RUNTIME 0x76543210 | |
| 227 virtual int isBaseOf(ClassDeclaration *cd, int *poffset); | |
| 228 | |
| 229 Dsymbol *search(Loc, Identifier *ident, int flags); | |
| 336 | 230 #if DMDV2 |
| 159 | 231 int isFuncHidden(FuncDeclaration *fd); |
| 232 #endif | |
| 233 FuncDeclaration *findFunc(Identifier *ident, TypeFunction *tf); | |
| 234 void interfaceSemantic(Scope *sc); | |
| 235 int isNested(); | |
| 236 int isCOMclass(); | |
| 237 virtual int isCOMinterface(); | |
| 336 | 238 #if DMDV2 |
| 159 | 239 virtual int isCPPinterface(); |
| 240 #endif | |
| 241 int isAbstract(); | |
| 242 virtual int vtblOffset(); | |
| 336 | 243 const char *kind(); |
| 159 | 244 char *mangle(); |
| 245 void toDocBuffer(OutBuffer *buf); | |
| 246 | |
| 247 PROT getAccess(Dsymbol *smember); // determine access to smember | |
| 248 | |
| 249 void addLocalClass(ClassDeclarations *); | |
| 250 | |
| 251 // Back end | |
| 336 | 252 void toObjFile(int multiobj); // compile to .obj file |
| 159 | 253 void toDebug(); |
| 254 unsigned baseVtblOffset(BaseClass *bc); | |
| 255 Symbol *toSymbol(); | |
| 256 Symbol *toVtblSymbol(); | |
| 257 void toDt(dt_t **pdt); | |
| 258 void toDt2(dt_t **pdt, ClassDeclaration *cd); | |
| 259 | |
| 260 Symbol *vtblsym; | |
| 261 | |
| 262 ClassDeclaration *isClassDeclaration() { return (ClassDeclaration *)this; } | |
| 263 }; | |
| 264 | |
| 265 struct InterfaceDeclaration : ClassDeclaration | |
| 266 { | |
| 336 | 267 #if DMDV2 |
| 159 | 268 int cpp; // !=0 if this is a C++ interface |
| 269 #endif | |
| 270 InterfaceDeclaration(Loc loc, Identifier *id, BaseClasses *baseclasses); | |
| 271 Dsymbol *syntaxCopy(Dsymbol *s); | |
| 272 void semantic(Scope *sc); | |
| 273 int isBaseOf(ClassDeclaration *cd, int *poffset); | |
| 274 int isBaseOf(BaseClass *bc, int *poffset); | |
| 336 | 275 const char *kind(); |
| 159 | 276 int vtblOffset(); |
| 336 | 277 #if DMDV2 |
| 159 | 278 int isCPPinterface(); |
| 279 #endif | |
| 280 virtual int isCOMinterface(); | |
| 281 | |
| 336 | 282 void toObjFile(int multiobj); // compile to .obj file |
| 159 | 283 Symbol *toSymbol(); |
| 284 | |
| 285 InterfaceDeclaration *isInterfaceDeclaration() { return this; } | |
| 286 }; | |
| 287 | |
| 288 #endif /* DMD_AGGREGATE_H */ |