Mercurial > projects > ldc
annotate dmd/dsymbol.h @ 173:db9890b3fb64 trunk
[svn r189] moving IR data back into DMD frontend nodes
| author | ChristianK |
|---|---|
| date | Tue, 06 May 2008 07:56:03 +0200 |
| parents | 5acec6b2eef8 |
| children | aaade6ded589 |
| rev | line source |
|---|---|
| 159 | 1 |
| 2 // Compiler implementation of the D programming language | |
| 3 // Copyright (c) 1999-2007 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_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 // llvm |
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25 #include "../ir/irsymbol.h" |
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26 |
| 159 | 27 struct Identifier; |
| 28 struct Scope; | |
| 29 struct DsymbolTable; | |
| 30 struct Declaration; | |
| 31 struct TupleDeclaration; | |
| 32 struct TypedefDeclaration; | |
| 33 struct AliasDeclaration; | |
| 34 struct AggregateDeclaration; | |
| 35 struct EnumDeclaration; | |
| 36 struct ClassDeclaration; | |
| 37 struct InterfaceDeclaration; | |
| 38 struct StructDeclaration; | |
| 39 struct UnionDeclaration; | |
| 40 struct FuncDeclaration; | |
| 41 struct FuncAliasDeclaration; | |
| 42 struct FuncLiteralDeclaration; | |
| 43 struct CtorDeclaration; | |
| 44 struct DtorDeclaration; | |
| 45 struct StaticCtorDeclaration; | |
| 46 struct StaticDtorDeclaration; | |
| 47 struct InvariantDeclaration; | |
| 48 struct UnitTestDeclaration; | |
| 49 struct NewDeclaration; | |
| 50 struct VarDeclaration; | |
| 51 struct AttribDeclaration; | |
| 52 struct Symbol; | |
| 53 struct Package; | |
| 54 struct Module; | |
| 55 struct Import; | |
| 56 struct Type; | |
| 57 struct TypeTuple; | |
| 58 struct WithStatement; | |
| 59 struct LabelDsymbol; | |
| 60 struct ScopeDsymbol; | |
| 61 struct TemplateDeclaration; | |
| 62 struct TemplateInstance; | |
| 63 struct TemplateMixin; | |
| 64 struct EnumMember; | |
| 65 struct ScopeDsymbol; | |
| 66 struct WithScopeSymbol; | |
| 67 struct ArrayScopeSymbol; | |
| 68 struct SymbolDeclaration; | |
| 69 struct Expression; | |
| 70 struct DeleteDeclaration; | |
| 71 struct HdrGenState; | |
| 72 struct TypeInfoDeclaration; | |
| 73 struct ClassInfoDeclaration; | |
| 74 | |
| 75 #if IN_GCC | |
| 76 union tree_node; | |
| 77 typedef union tree_node TYPE; | |
| 78 #else | |
| 79 struct TYPE; | |
| 80 #endif | |
| 81 | |
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82 // llvm |
| 159 | 83 #if IN_LLVM |
| 84 namespace llvm | |
| 85 { | |
| 86 class Value; | |
| 87 } | |
| 88 #endif | |
| 89 | |
| 90 enum PROT | |
| 91 { | |
| 92 PROTundefined, | |
| 93 PROTnone, // no access | |
| 94 PROTprivate, | |
| 95 PROTpackage, | |
| 96 PROTprotected, | |
| 97 PROTpublic, | |
| 98 PROTexport, | |
| 99 }; | |
| 100 | |
| 101 | |
| 102 struct Dsymbol : Object | |
| 103 { | |
| 104 Identifier *ident; | |
| 105 Identifier *c_ident; | |
| 106 Dsymbol *parent; | |
| 107 Symbol *csym; // symbol for code generator | |
| 108 Symbol *isym; // import version of csym | |
| 109 unsigned char *comment; // documentation comment for this Dsymbol | |
| 110 Loc loc; // where defined | |
| 111 | |
| 112 Dsymbol(); | |
| 113 Dsymbol(Identifier *); | |
| 114 char *toChars(); | |
| 115 char *toPrettyChars(); | |
| 116 char *locToChars(); | |
| 117 int equals(Object *o); | |
| 118 int isAnonymous(); | |
| 119 void error(Loc loc, const char *format, ...); | |
| 120 void error(const char *format, ...); | |
| 121 void checkDeprecated(Loc loc, Scope *sc); | |
| 122 Module *getModule(); | |
| 123 Dsymbol *pastMixin(); | |
| 124 Dsymbol *toParent(); | |
| 125 Dsymbol *toParent2(); | |
| 126 | |
| 127 int dyncast() { return DYNCAST_DSYMBOL; } // kludge for template.isSymbol() | |
| 128 | |
| 129 static Array *arraySyntaxCopy(Array *a); | |
| 130 | |
| 131 virtual char *kind(); | |
| 132 virtual Dsymbol *toAlias(); // resolve real symbol | |
| 133 virtual int addMember(Scope *sc, ScopeDsymbol *s, int memnum); | |
| 134 virtual void semantic(Scope *sc); | |
| 135 virtual void semantic2(Scope *sc); | |
| 136 virtual void semantic3(Scope *sc); | |
| 137 virtual void inlineScan(); | |
| 138 virtual Dsymbol *search(Loc loc, Identifier *ident, int flags); | |
| 139 Dsymbol *searchX(Loc loc, Scope *sc, Identifier *id); | |
| 140 virtual int overloadInsert(Dsymbol *s); | |
| 141 #ifdef _DH | |
| 142 char *toHChars(); | |
| 143 virtual void toHBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 144 #endif | |
| 145 virtual void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
| 146 virtual void toDocBuffer(OutBuffer *buf); | |
| 147 virtual unsigned size(Loc loc); | |
| 148 virtual int isforwardRef(); | |
| 149 virtual void defineRef(Dsymbol *s); | |
| 150 virtual AggregateDeclaration *isThis(); // is a 'this' required to access the member | |
| 151 virtual ClassDeclaration *isClassMember(); // are we a member of a class? | |
| 152 virtual int isExport(); // is Dsymbol exported? | |
| 153 virtual int isImportedSymbol(); // is Dsymbol imported? | |
| 154 virtual int isDeprecated(); // is Dsymbol deprecated? | |
| 155 virtual LabelDsymbol *isLabel(); // is this a LabelDsymbol? | |
| 156 virtual AggregateDeclaration *isMember(); // is this symbol a member of an AggregateDeclaration? | |
| 157 virtual Type *getType(); // is this a type? | |
| 158 virtual char *mangle(); | |
| 159 virtual int needThis(); // need a 'this' pointer? | |
| 160 virtual enum PROT prot(); | |
| 161 virtual Dsymbol *syntaxCopy(Dsymbol *s); // copy only syntax trees | |
| 162 virtual int oneMember(Dsymbol **ps); | |
| 163 static int oneMembers(Array *members, Dsymbol **ps); | |
| 164 virtual int hasPointers(); | |
| 165 virtual void addLocalClass(ClassDeclarations *) { } | |
| 166 virtual void checkCtorConstInit() { } | |
| 167 | |
| 168 virtual void addComment(unsigned char *comment); | |
| 169 virtual void emitComment(Scope *sc); | |
| 170 void emitDitto(Scope *sc); | |
| 171 | |
| 172 // Backend | |
| 173 | |
| 174 virtual Symbol *toSymbol(); // to backend symbol | |
| 175 virtual void toObjFile(); // compile to .obj file | |
| 176 virtual int cvMember(unsigned char *p); // emit cv debug info for member | |
| 177 | |
| 178 Symbol *toImport(); // to backend import symbol | |
| 179 static Symbol *toImport(Symbol *s); // to backend import symbol | |
| 180 | |
| 181 Symbol *toSymbolX(const char *prefix, int sclass, TYPE *t, const char *suffix); // helper | |
| 182 | |
| 183 // Eliminate need for dynamic_cast | |
| 184 virtual Package *isPackage() { return NULL; } | |
| 185 virtual Module *isModule() { return NULL; } | |
| 186 virtual EnumMember *isEnumMember() { return NULL; } | |
| 187 virtual TemplateDeclaration *isTemplateDeclaration() { return NULL; } | |
| 188 virtual TemplateInstance *isTemplateInstance() { return NULL; } | |
| 189 virtual TemplateMixin *isTemplateMixin() { return NULL; } | |
| 190 virtual Declaration *isDeclaration() { return NULL; } | |
| 191 virtual TupleDeclaration *isTupleDeclaration() { return NULL; } | |
| 192 virtual TypedefDeclaration *isTypedefDeclaration() { return NULL; } | |
| 193 virtual AliasDeclaration *isAliasDeclaration() { return NULL; } | |
| 194 virtual AggregateDeclaration *isAggregateDeclaration() { return NULL; } | |
| 195 virtual FuncDeclaration *isFuncDeclaration() { return NULL; } | |
| 196 virtual FuncAliasDeclaration *isFuncAliasDeclaration() { return NULL; } | |
| 197 virtual FuncLiteralDeclaration *isFuncLiteralDeclaration() { return NULL; } | |
| 198 virtual CtorDeclaration *isCtorDeclaration() { return NULL; } | |
| 199 virtual DtorDeclaration *isDtorDeclaration() { return NULL; } | |
| 200 virtual StaticCtorDeclaration *isStaticCtorDeclaration() { return NULL; } | |
| 201 virtual StaticDtorDeclaration *isStaticDtorDeclaration() { return NULL; } | |
| 202 virtual InvariantDeclaration *isInvariantDeclaration() { return NULL; } | |
| 203 virtual UnitTestDeclaration *isUnitTestDeclaration() { return NULL; } | |
| 204 virtual NewDeclaration *isNewDeclaration() { return NULL; } | |
| 205 virtual VarDeclaration *isVarDeclaration() { return NULL; } | |
| 206 virtual ClassDeclaration *isClassDeclaration() { return NULL; } | |
| 207 virtual StructDeclaration *isStructDeclaration() { return NULL; } | |
| 208 virtual UnionDeclaration *isUnionDeclaration() { return NULL; } | |
| 209 virtual InterfaceDeclaration *isInterfaceDeclaration() { return NULL; } | |
| 210 virtual ScopeDsymbol *isScopeDsymbol() { return NULL; } | |
| 211 virtual WithScopeSymbol *isWithScopeSymbol() { return NULL; } | |
| 212 virtual ArrayScopeSymbol *isArrayScopeSymbol() { return NULL; } | |
| 213 virtual Import *isImport() { return NULL; } | |
| 214 virtual EnumDeclaration *isEnumDeclaration() { return NULL; } | |
| 215 #ifdef _DH | |
| 216 virtual DeleteDeclaration *isDeleteDeclaration() { return NULL; } | |
| 217 #endif | |
| 218 virtual SymbolDeclaration *isSymbolDeclaration() { return NULL; } | |
| 219 virtual AttribDeclaration *isAttribDeclaration() { return NULL; } | |
| 220 virtual TypeInfoDeclaration* isTypeInfoDeclaration() { return NULL; } | |
| 221 virtual ClassInfoDeclaration* isClassInfoDeclaration() { return NULL; } | |
| 222 | |
| 223 // llvm stuff | |
| 224 int llvmInternal; | |
| 225 char* llvmInternal1; | |
| 226 char* llvmInternal2; | |
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227 |
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228 IrDsymbol ir; |
| 159 | 229 }; |
| 230 | |
| 231 // Dsymbol that generates a scope | |
| 232 | |
| 233 struct ScopeDsymbol : Dsymbol | |
| 234 { | |
| 235 Array *members; // all Dsymbol's in this scope | |
| 236 DsymbolTable *symtab; // members[] sorted into table | |
| 237 | |
| 238 Array *imports; // imported ScopeDsymbol's | |
| 239 unsigned char *prots; // PROT for each import | |
| 240 | |
| 241 ScopeDsymbol(); | |
| 242 ScopeDsymbol(Identifier *id); | |
| 243 Dsymbol *syntaxCopy(Dsymbol *s); | |
| 244 Dsymbol *search(Loc loc, Identifier *ident, int flags); | |
| 245 void importScope(ScopeDsymbol *s, enum PROT protection); | |
| 246 int isforwardRef(); | |
| 247 void defineRef(Dsymbol *s); | |
| 248 static void multiplyDefined(Loc loc, Dsymbol *s1, Dsymbol *s2); | |
| 249 Dsymbol *nameCollision(Dsymbol *s); | |
| 250 char *kind(); | |
| 251 | |
| 252 void emitMemberComments(Scope *sc); | |
| 253 | |
| 254 ScopeDsymbol *isScopeDsymbol() { return this; } | |
| 255 }; | |
| 256 | |
| 257 // With statement scope | |
| 258 | |
| 259 struct WithScopeSymbol : ScopeDsymbol | |
| 260 { | |
| 261 WithStatement *withstate; | |
| 262 | |
| 263 WithScopeSymbol(WithStatement *withstate); | |
| 264 Dsymbol *search(Loc loc, Identifier *ident, int flags); | |
| 265 | |
| 266 WithScopeSymbol *isWithScopeSymbol() { return this; } | |
| 267 }; | |
| 268 | |
| 269 // Array Index/Slice scope | |
| 270 | |
| 271 struct ArrayScopeSymbol : ScopeDsymbol | |
| 272 { | |
| 273 Expression *exp; // IndexExp or SliceExp | |
| 274 TypeTuple *type; // for tuple[length] | |
| 275 TupleDeclaration *td; // for tuples of objects | |
| 276 | |
| 277 ArrayScopeSymbol(Expression *e); | |
| 278 ArrayScopeSymbol(TypeTuple *t); | |
| 279 ArrayScopeSymbol(TupleDeclaration *td); | |
| 280 Dsymbol *search(Loc loc, Identifier *ident, int flags); | |
| 281 | |
| 282 ArrayScopeSymbol *isArrayScopeSymbol() { return this; } | |
| 283 }; | |
| 284 | |
| 285 // Table of Dsymbol's | |
| 286 | |
| 287 struct DsymbolTable : Object | |
| 288 { | |
| 289 StringTable *tab; | |
| 290 | |
| 291 DsymbolTable(); | |
| 292 ~DsymbolTable(); | |
| 293 | |
| 294 // Look up Identifier. Return Dsymbol if found, NULL if not. | |
| 295 Dsymbol *lookup(Identifier *ident); | |
| 296 | |
| 297 // Insert Dsymbol in table. Return NULL if already there. | |
| 298 Dsymbol *insert(Dsymbol *s); | |
| 299 | |
| 300 // Look for Dsymbol in table. If there, return it. If not, insert s and return that. | |
| 301 Dsymbol *update(Dsymbol *s); | |
| 302 Dsymbol *insert(Identifier *ident, Dsymbol *s); // when ident and s are not the same | |
| 303 }; | |
| 304 | |
| 305 #endif /* DMD_DSYMBOL_H */ |