Mercurial > projects > ldc
annotate dmd/dsymbol.h @ 1651:cb960b882ca3 default tip
bindings were moved to dsource.org/projects/bindings/
| author | Moritz Warning <moritzwarning@web.de> |
|---|---|
| date | Thu, 20 May 2010 20:05:03 +0200 |
| parents | 9bf06e02070b |
| children |
| rev | line source |
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| 159 | 1 |
| 2 // Compiler implementation of the D programming language | |
| 1640 | 3 // Copyright (c) 1999-2010 by Digital Mars |
| 159 | 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_DSYMBOL_H | |
| 12 #define DMD_DSYMBOL_H | |
| 13 | |
| 14 #ifdef __DMC__ | |
| 15 #pragma once | |
| 16 #endif /* __DMC__ */ | |
| 17 | |
| 18 #include "root.h" | |
| 19 #include "stringtable.h" | |
| 20 | |
| 21 #include "mars.h" | |
| 22 #include "arraytypes.h" | |
| 23 | |
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24 #if IN_LLVM |
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25 #include "../ir/irdsymbol.h" |
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26 #endif |
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27 |
| 159 | 28 struct Identifier; |
| 29 struct Scope; | |
| 30 struct DsymbolTable; | |
| 31 struct Declaration; | |
| 1587 | 32 struct ThisDeclaration; |
| 159 | 33 struct TupleDeclaration; |
| 34 struct TypedefDeclaration; | |
| 35 struct AliasDeclaration; | |
| 36 struct AggregateDeclaration; | |
| 37 struct EnumDeclaration; | |
| 38 struct ClassDeclaration; | |
| 39 struct InterfaceDeclaration; | |
| 40 struct StructDeclaration; | |
| 41 struct UnionDeclaration; | |
| 42 struct FuncDeclaration; | |
| 43 struct FuncAliasDeclaration; | |
| 44 struct FuncLiteralDeclaration; | |
| 45 struct CtorDeclaration; | |
| 1587 | 46 struct PostBlitDeclaration; |
| 159 | 47 struct DtorDeclaration; |
| 48 struct StaticCtorDeclaration; | |
| 49 struct StaticDtorDeclaration; | |
| 50 struct InvariantDeclaration; | |
| 51 struct UnitTestDeclaration; | |
| 52 struct NewDeclaration; | |
| 53 struct VarDeclaration; | |
| 54 struct AttribDeclaration; | |
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55 #if IN_DMD |
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56 struct Symbol; |
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57 #endif |
| 159 | 58 struct Package; |
| 59 struct Module; | |
| 60 struct Import; | |
| 61 struct Type; | |
| 62 struct TypeTuple; | |
| 63 struct WithStatement; | |
| 64 struct LabelDsymbol; | |
| 65 struct ScopeDsymbol; | |
| 66 struct TemplateDeclaration; | |
| 67 struct TemplateInstance; | |
| 68 struct TemplateMixin; | |
| 69 struct EnumMember; | |
| 70 struct ScopeDsymbol; | |
| 71 struct WithScopeSymbol; | |
| 72 struct ArrayScopeSymbol; | |
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73 struct StaticStructInitDeclaration; |
| 159 | 74 struct Expression; |
| 75 struct DeleteDeclaration; | |
| 76 struct HdrGenState; | |
| 77 struct TypeInfoDeclaration; | |
| 78 struct ClassInfoDeclaration; | |
| 1587 | 79 struct OverloadSet; |
| 80 #if TARGET_NET | |
| 81 struct PragmaScope; | |
| 82 #endif | |
| 159 | 83 #if IN_GCC |
| 84 union tree_node; | |
| 85 typedef union tree_node TYPE; | |
| 86 #else | |
| 87 struct TYPE; | |
| 88 #endif | |
| 89 | |
| 1587 | 90 // Back end |
| 91 struct Classsym; | |
| 92 | |
| 159 | 93 #if IN_LLVM |
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94 class Ir; |
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95 class IrSymbol; |
| 159 | 96 namespace llvm |
| 97 { | |
| 98 class Value; | |
| 99 } | |
| 100 #endif | |
| 101 | |
| 102 enum PROT | |
| 103 { | |
| 104 PROTundefined, | |
| 105 PROTnone, // no access | |
| 106 PROTprivate, | |
| 107 PROTpackage, | |
| 108 PROTprotected, | |
| 109 PROTpublic, | |
| 110 PROTexport, | |
| 111 }; | |
| 112 | |
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113 /* State of symbol in winding its way through the passes of the compiler |
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114 */ |
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115 enum PASS |
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116 { |
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117 PASSinit, // initial state |
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118 PASSsemantic, // semantic() started |
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119 PASSsemanticdone, // semantic() done |
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120 PASSsemantic2, // semantic2() run |
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121 PASSsemantic3, // semantic3() started |
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122 PASSsemantic3done, // semantic3() done |
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123 PASSobj, // toObjFile() run |
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124 }; |
| 159 | 125 |
| 126 struct Dsymbol : Object | |
| 127 { | |
| 128 Identifier *ident; | |
| 129 Identifier *c_ident; | |
| 130 Dsymbol *parent; | |
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131 #if IN_DMD |
| 159 | 132 Symbol *csym; // symbol for code generator |
| 133 Symbol *isym; // import version of csym | |
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134 #endif |
| 159 | 135 unsigned char *comment; // documentation comment for this Dsymbol |
| 136 Loc loc; // where defined | |
| 1587 | 137 Scope *scope; // !=NULL means context to use for semantic() |
| 159 | 138 |
| 139 Dsymbol(); | |
| 140 Dsymbol(Identifier *); | |
| 141 char *toChars(); | |
| 142 char *locToChars(); | |
| 143 int equals(Object *o); | |
| 144 int isAnonymous(); | |
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145 void error(Loc loc, const char *format, ...) IS_PRINTF(3); |
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146 void error(const char *format, ...) IS_PRINTF(2); |
| 159 | 147 void checkDeprecated(Loc loc, Scope *sc); |
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148 Module *getModule(); // module where declared |
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149 Module *getCompilationModule(); // possibly different for templates |
| 159 | 150 Dsymbol *pastMixin(); |
| 151 Dsymbol *toParent(); | |
| 152 Dsymbol *toParent2(); | |
| 336 | 153 TemplateInstance *inTemplateInstance(); |
| 159 | 154 |
| 155 int dyncast() { return DYNCAST_DSYMBOL; } // kludge for template.isSymbol() | |
| 156 | |
| 157 static Array *arraySyntaxCopy(Array *a); | |
| 158 | |
| 1587 | 159 virtual const char *toPrettyChars(); |
| 336 | 160 virtual const char *kind(); |
| 159 | 161 virtual Dsymbol *toAlias(); // resolve real symbol |
| 162 virtual int addMember(Scope *sc, ScopeDsymbol *s, int memnum); | |
| 1587 | 163 virtual void setScope(Scope *sc); |
| 164 virtual void importAll(Scope *sc); | |
| 159 | 165 virtual void semantic(Scope *sc); |
| 166 virtual void semantic2(Scope *sc); | |
| 167 virtual void semantic3(Scope *sc); | |
| 168 virtual void inlineScan(); | |
| 169 virtual Dsymbol *search(Loc loc, Identifier *ident, int flags); | |
| 1640 | 170 Dsymbol *search_correct(Identifier *id); |
| 159 | 171 Dsymbol *searchX(Loc loc, Scope *sc, Identifier *id); |
| 172 virtual int overloadInsert(Dsymbol *s); | |
| 173 #ifdef _DH | |
| 174 char *toHChars(); | |
| 175 virtual void toHBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 176 #endif | |
| 177 virtual void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 178 virtual void toDocBuffer(OutBuffer *buf); | |
| 1587 | 179 virtual void toJsonBuffer(OutBuffer *buf); |
| 159 | 180 virtual unsigned size(Loc loc); |
| 181 virtual int isforwardRef(); | |
| 182 virtual void defineRef(Dsymbol *s); | |
| 183 virtual AggregateDeclaration *isThis(); // is a 'this' required to access the member | |
| 184 virtual ClassDeclaration *isClassMember(); // are we a member of a class? | |
| 185 virtual int isExport(); // is Dsymbol exported? | |
| 336 | 186 virtual int isImportedSymbol(); // is Dsymbol imported? |
| 159 | 187 virtual int isDeprecated(); // is Dsymbol deprecated? |
| 1587 | 188 #if DMDV2 |
| 189 virtual int isOverloadable(); | |
| 190 #endif | |
| 159 | 191 virtual LabelDsymbol *isLabel(); // is this a LabelDsymbol? |
| 192 virtual AggregateDeclaration *isMember(); // is this symbol a member of an AggregateDeclaration? | |
| 193 virtual Type *getType(); // is this a type? | |
| 194 virtual char *mangle(); | |
| 195 virtual int needThis(); // need a 'this' pointer? | |
| 196 virtual enum PROT prot(); | |
| 197 virtual Dsymbol *syntaxCopy(Dsymbol *s); // copy only syntax trees | |
| 198 virtual int oneMember(Dsymbol **ps); | |
| 199 static int oneMembers(Array *members, Dsymbol **ps); | |
| 200 virtual int hasPointers(); | |
| 201 virtual void addLocalClass(ClassDeclarations *) { } | |
| 202 virtual void checkCtorConstInit() { } | |
| 203 | |
| 204 virtual void addComment(unsigned char *comment); | |
| 205 virtual void emitComment(Scope *sc); | |
| 206 void emitDitto(Scope *sc); | |
| 207 | |
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208 #if IN_DMD |
| 159 | 209 // Backend |
| 210 | |
| 211 virtual Symbol *toSymbol(); // to backend symbol | |
| 336 | 212 virtual void toObjFile(int multiobj); // compile to .obj file |
| 159 | 213 virtual int cvMember(unsigned char *p); // emit cv debug info for member |
| 214 | |
| 215 Symbol *toImport(); // to backend import symbol | |
| 216 static Symbol *toImport(Symbol *s); // to backend import symbol | |
| 217 | |
| 218 Symbol *toSymbolX(const char *prefix, int sclass, TYPE *t, const char *suffix); // helper | |
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219 #endif |
| 159 | 220 |
| 221 // Eliminate need for dynamic_cast | |
| 222 virtual Package *isPackage() { return NULL; } | |
| 223 virtual Module *isModule() { return NULL; } | |
| 224 virtual EnumMember *isEnumMember() { return NULL; } | |
| 225 virtual TemplateDeclaration *isTemplateDeclaration() { return NULL; } | |
| 226 virtual TemplateInstance *isTemplateInstance() { return NULL; } | |
| 227 virtual TemplateMixin *isTemplateMixin() { return NULL; } | |
| 228 virtual Declaration *isDeclaration() { return NULL; } | |
| 1587 | 229 virtual ThisDeclaration *isThisDeclaration() { return NULL; } |
| 159 | 230 virtual TupleDeclaration *isTupleDeclaration() { return NULL; } |
| 231 virtual TypedefDeclaration *isTypedefDeclaration() { return NULL; } | |
| 232 virtual AliasDeclaration *isAliasDeclaration() { return NULL; } | |
| 233 virtual AggregateDeclaration *isAggregateDeclaration() { return NULL; } | |
| 234 virtual FuncDeclaration *isFuncDeclaration() { return NULL; } | |
| 235 virtual FuncAliasDeclaration *isFuncAliasDeclaration() { return NULL; } | |
| 236 virtual FuncLiteralDeclaration *isFuncLiteralDeclaration() { return NULL; } | |
| 237 virtual CtorDeclaration *isCtorDeclaration() { return NULL; } | |
| 1587 | 238 virtual PostBlitDeclaration *isPostBlitDeclaration() { return NULL; } |
| 159 | 239 virtual DtorDeclaration *isDtorDeclaration() { return NULL; } |
| 240 virtual StaticCtorDeclaration *isStaticCtorDeclaration() { return NULL; } | |
| 241 virtual StaticDtorDeclaration *isStaticDtorDeclaration() { return NULL; } | |
| 242 virtual InvariantDeclaration *isInvariantDeclaration() { return NULL; } | |
| 243 virtual UnitTestDeclaration *isUnitTestDeclaration() { return NULL; } | |
| 244 virtual NewDeclaration *isNewDeclaration() { return NULL; } | |
| 245 virtual VarDeclaration *isVarDeclaration() { return NULL; } | |
| 246 virtual ClassDeclaration *isClassDeclaration() { return NULL; } | |
| 247 virtual StructDeclaration *isStructDeclaration() { return NULL; } | |
| 248 virtual UnionDeclaration *isUnionDeclaration() { return NULL; } | |
| 249 virtual InterfaceDeclaration *isInterfaceDeclaration() { return NULL; } | |
| 250 virtual ScopeDsymbol *isScopeDsymbol() { return NULL; } | |
| 251 virtual WithScopeSymbol *isWithScopeSymbol() { return NULL; } | |
| 252 virtual ArrayScopeSymbol *isArrayScopeSymbol() { return NULL; } | |
| 253 virtual Import *isImport() { return NULL; } | |
| 254 virtual EnumDeclaration *isEnumDeclaration() { return NULL; } | |
| 255 #ifdef _DH | |
| 256 virtual DeleteDeclaration *isDeleteDeclaration() { return NULL; } | |
| 257 #endif | |
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258 virtual StaticStructInitDeclaration *isStaticStructInitDeclaration() { return NULL; } |
| 159 | 259 virtual AttribDeclaration *isAttribDeclaration() { return NULL; } |
| 260 virtual TypeInfoDeclaration* isTypeInfoDeclaration() { return NULL; } | |
| 261 virtual ClassInfoDeclaration* isClassInfoDeclaration() { return NULL; } | |
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262 |
| 1587 | 263 virtual OverloadSet *isOverloadSet() { return NULL; } |
| 264 #if TARGET_NET | |
| 265 virtual PragmaScope* isPragmaScope() { return NULL; } | |
| 266 #endif | |
| 267 | |
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268 #if IN_LLVM |
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269 /// Codegen traversal |
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270 virtual void codegen(Ir* ir); |
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271 |
| 159 | 272 // llvm stuff |
| 273 int llvmInternal; | |
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274 |
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275 IrDsymbol ir; |
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276 IrSymbol* irsym; |
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277 #endif |
| 159 | 278 }; |
| 279 | |
| 280 // Dsymbol that generates a scope | |
| 281 | |
| 282 struct ScopeDsymbol : Dsymbol | |
| 283 { | |
| 284 Array *members; // all Dsymbol's in this scope | |
| 285 DsymbolTable *symtab; // members[] sorted into table | |
| 286 | |
| 287 Array *imports; // imported ScopeDsymbol's | |
| 1587 | 288 unsigned char *prots; // array of PROT, one for each import |
| 159 | 289 |
| 290 ScopeDsymbol(); | |
| 291 ScopeDsymbol(Identifier *id); | |
| 292 Dsymbol *syntaxCopy(Dsymbol *s); | |
| 293 Dsymbol *search(Loc loc, Identifier *ident, int flags); | |
| 294 void importScope(ScopeDsymbol *s, enum PROT protection); | |
| 295 int isforwardRef(); | |
| 296 void defineRef(Dsymbol *s); | |
| 297 static void multiplyDefined(Loc loc, Dsymbol *s1, Dsymbol *s2); | |
| 298 Dsymbol *nameCollision(Dsymbol *s); | |
| 336 | 299 const char *kind(); |
| 1587 | 300 FuncDeclaration *findGetMembers(); |
| 301 virtual Dsymbol *symtabInsert(Dsymbol *s); | |
| 159 | 302 |
| 303 void emitMemberComments(Scope *sc); | |
| 304 | |
| 1587 | 305 static size_t dim(Array *members); |
| 306 static Dsymbol *getNth(Array *members, size_t nth, size_t *pn = NULL); | |
| 307 | |
| 159 | 308 ScopeDsymbol *isScopeDsymbol() { return this; } |
| 309 }; | |
| 310 | |
| 311 // With statement scope | |
| 312 | |
| 313 struct WithScopeSymbol : ScopeDsymbol | |
| 314 { | |
| 315 WithStatement *withstate; | |
| 316 | |
| 317 WithScopeSymbol(WithStatement *withstate); | |
| 318 Dsymbol *search(Loc loc, Identifier *ident, int flags); | |
| 319 | |
| 320 WithScopeSymbol *isWithScopeSymbol() { return this; } | |
| 321 }; | |
| 322 | |
| 323 // Array Index/Slice scope | |
| 324 | |
| 325 struct ArrayScopeSymbol : ScopeDsymbol | |
| 326 { | |
| 327 Expression *exp; // IndexExp or SliceExp | |
| 328 TypeTuple *type; // for tuple[length] | |
| 329 TupleDeclaration *td; // for tuples of objects | |
| 1587 | 330 Scope *sc; |
| 159 | 331 |
| 332 ArrayScopeSymbol(Expression *e); | |
| 333 ArrayScopeSymbol(TypeTuple *t); | |
| 334 ArrayScopeSymbol(TupleDeclaration *td); | |
| 335 Dsymbol *search(Loc loc, Identifier *ident, int flags); | |
| 336 | |
| 337 ArrayScopeSymbol *isArrayScopeSymbol() { return this; } | |
| 338 }; | |
| 339 | |
| 1587 | 340 // Overload Sets |
| 341 | |
| 342 #if DMDV2 | |
| 343 struct OverloadSet : Dsymbol | |
| 344 { | |
| 345 Dsymbols a; // array of Dsymbols | |
| 346 | |
| 347 OverloadSet(); | |
| 348 void push(Dsymbol *s); | |
| 349 OverloadSet *isOverloadSet() { return this; } | |
| 350 const char *kind(); | |
| 351 }; | |
| 352 #endif | |
| 353 | |
| 159 | 354 // Table of Dsymbol's |
| 355 | |
| 356 struct DsymbolTable : Object | |
| 357 { | |
| 358 StringTable *tab; | |
| 359 | |
| 360 DsymbolTable(); | |
| 361 ~DsymbolTable(); | |
| 362 | |
| 363 // Look up Identifier. Return Dsymbol if found, NULL if not. | |
| 364 Dsymbol *lookup(Identifier *ident); | |
| 365 | |
| 366 // Insert Dsymbol in table. Return NULL if already there. | |
| 367 Dsymbol *insert(Dsymbol *s); | |
| 368 | |
| 369 // Look for Dsymbol in table. If there, return it. If not, insert s and return that. | |
| 370 Dsymbol *update(Dsymbol *s); | |
| 371 Dsymbol *insert(Identifier *ident, Dsymbol *s); // when ident and s are not the same | |
| 372 }; | |
| 373 | |
| 374 #endif /* DMD_DSYMBOL_H */ |