Mercurial > projects > ldc
annotate dmd/aggregate.h @ 72:d7e764e62462 trunk
[svn r76] Fixed: TypeInfo for structs.
Fixed: PostExp was unable to allocate storage for parameters.
Fixed: Many types of functions and delegates were broken.
Misc cleanups.
author | lindquist |
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date | Mon, 29 Oct 2007 03:28:12 +0100 |
parents | 28e99b04a132 |
children | b706170e24a9 |
rev | line source |
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1 | 1 |
2 // Compiler implementation of the D programming language | |
3 // Copyright (c) 1999-2006 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 | |
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21 #include <vector> |
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22 |
1 | 23 struct Identifier; |
24 struct Type; | |
25 struct TypeFunction; | |
26 struct Expression; | |
27 struct FuncDeclaration; | |
28 struct CtorDeclaration; | |
29 struct DtorDeclaration; | |
30 struct InvariantDeclaration; | |
31 struct NewDeclaration; | |
32 struct DeleteDeclaration; | |
33 struct InterfaceDeclaration; | |
34 struct ClassInfoDeclaration; | |
35 struct VarDeclaration; | |
36 struct dt_t; | |
37 | |
38 namespace llvm | |
39 { | |
40 class Type; | |
41 class Value; | |
42 class Constant; | |
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43 class ConstantStruct; |
1 | 44 } |
45 | |
46 struct AggregateDeclaration : ScopeDsymbol | |
47 { | |
48 Type *type; | |
49 unsigned storage_class; | |
50 enum PROT protection; | |
51 Type *handle; // 'this' type | |
52 unsigned structsize; // size of struct | |
53 unsigned alignsize; // size of struct for alignment purposes | |
54 unsigned structalign; // struct member alignment in effect | |
55 int hasUnions; // set if aggregate has overlapping fields | |
56 Array fields; // VarDeclaration fields | |
57 unsigned sizeok; // set when structsize contains valid data | |
58 // 0: no size | |
59 // 1: size is correct | |
60 // 2: cannot determine size; fwd referenced | |
61 int isdeprecated; // !=0 if deprecated | |
62 Scope *scope; // !=NULL means context to use | |
63 | |
64 // Special member functions | |
65 InvariantDeclaration *inv; // invariant | |
66 NewDeclaration *aggNew; // allocator | |
67 DeleteDeclaration *aggDelete; // deallocator | |
68 | |
69 #ifdef IN_GCC | |
70 Array methods; // flat list of all methods for debug information | |
71 #endif | |
72 | |
73 AggregateDeclaration(Loc loc, Identifier *id); | |
74 void semantic2(Scope *sc); | |
75 void semantic3(Scope *sc); | |
76 void inlineScan(); | |
77 unsigned size(Loc loc); | |
78 static void alignmember(unsigned salign, unsigned size, unsigned *poffset); | |
79 Type *getType(); | |
80 void addField(Scope *sc, VarDeclaration *v); | |
81 int isDeprecated(); // is aggregate deprecated? | |
82 | |
83 void emitComment(Scope *sc); | |
84 void toDocBuffer(OutBuffer *buf); | |
85 | |
86 // For access checking | |
87 virtual PROT getAccess(Dsymbol *smember); // determine access to smember | |
88 int isFriendOf(AggregateDeclaration *cd); | |
89 int hasPrivateAccess(Dsymbol *smember); // does smember have private access to members of this class? | |
90 void accessCheck(Loc loc, Scope *sc, Dsymbol *smember); | |
91 | |
92 enum PROT prot(); | |
93 | |
94 // Back end | |
95 Symbol *stag; // tag symbol for debug data | |
96 Symbol *sinit; | |
97 Symbol *toInitializer(); | |
98 | |
99 bool llvmInProgress; | |
100 llvm::Type* llvmType; | |
72 | 101 llvm::Constant* llvmVtbl; |
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102 llvm::ConstantStruct* llvmConstVtbl; |
1 | 103 llvm::Constant* llvmInitZ; |
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104 virtual void offsetToIndex(Type* t, unsigned os, std::vector<unsigned>& result); // converts a DMD field offsets to LLVM struct index vector |
1 | 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 | |
122 | |
123 StructDeclaration(Loc loc, Identifier *id); | |
124 Dsymbol *syntaxCopy(Dsymbol *s); | |
125 void semantic(Scope *sc); | |
126 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
127 char *mangle(); | |
128 char *kind(); | |
129 void toDocBuffer(OutBuffer *buf); | |
130 | |
131 PROT getAccess(Dsymbol *smember); // determine access to smember | |
132 | |
133 void toObjFile(); // compile to .obj file | |
134 void toDt(dt_t **pdt); | |
135 void toDebug(); // to symbolic debug info | |
136 | |
137 StructDeclaration *isStructDeclaration() { return this; } | |
138 }; | |
139 | |
140 struct UnionDeclaration : StructDeclaration | |
141 { | |
142 UnionDeclaration(Loc loc, Identifier *id); | |
143 Dsymbol *syntaxCopy(Dsymbol *s); | |
144 char *kind(); | |
145 | |
146 UnionDeclaration *isUnionDeclaration() { return this; } | |
147 }; | |
148 | |
149 struct BaseClass | |
150 { | |
151 Type *type; // (before semantic processing) | |
152 enum PROT protection; // protection for the base interface | |
153 | |
154 ClassDeclaration *base; | |
155 int offset; // 'this' pointer offset | |
156 Array vtbl; // for interfaces: Array of FuncDeclaration's | |
157 // making up the vtbl[] | |
158 | |
159 int baseInterfaces_dim; | |
160 BaseClass *baseInterfaces; // if BaseClass is an interface, these | |
161 // are a copy of the InterfaceDeclaration::interfaces | |
162 | |
163 BaseClass(); | |
164 BaseClass(Type *type, enum PROT protection); | |
165 | |
166 int fillVtbl(ClassDeclaration *cd, Array *vtbl, int newinstance); | |
167 void copyBaseInterfaces(BaseClasses *); | |
168 }; | |
169 | |
170 #define CLASSINFO_SIZE (0x3C+12) // value of ClassInfo.size | |
171 | |
172 struct ClassDeclaration : AggregateDeclaration | |
173 { | |
174 static ClassDeclaration *object; | |
175 static ClassDeclaration *classinfo; | |
176 | |
177 ClassDeclaration *baseClass; // NULL only if this is Object | |
178 CtorDeclaration *ctor; | |
179 CtorDeclaration *defaultCtor; // default constructor | |
180 FuncDeclarations dtors; // Array of destructors | |
181 FuncDeclaration *staticCtor; | |
182 FuncDeclaration *staticDtor; | |
183 Array vtbl; // Array of FuncDeclaration's making up the vtbl[] | |
184 Array vtblFinal; // More FuncDeclaration's that aren't in vtbl[] | |
185 | |
186 BaseClasses baseclasses; // Array of BaseClass's; first is super, | |
187 // rest are Interface's | |
188 | |
189 int interfaces_dim; | |
190 BaseClass **interfaces; // interfaces[interfaces_dim] for this class | |
191 // (does not include baseClass) | |
192 | |
193 BaseClasses *vtblInterfaces; // array of base interfaces that have | |
194 // their own vtbl[] | |
195 | |
196 ClassInfoDeclaration *vclassinfo; // the ClassInfo object for this ClassDeclaration | |
197 int com; // !=0 if this is a COM class | |
198 int isauto; // !=0 if this is an auto class | |
199 int isabstract; // !=0 if abstract class | |
200 | |
201 int isnested; // !=0 if is nested | |
202 VarDeclaration *vthis; // 'this' parameter if this class is nested | |
203 | |
204 ClassDeclaration(Loc loc, Identifier *id, BaseClasses *baseclasses); | |
205 Dsymbol *syntaxCopy(Dsymbol *s); | |
206 void semantic(Scope *sc); | |
207 void toCBuffer(OutBuffer *buf, HdrGenState *hgs); | |
208 int isBaseOf2(ClassDeclaration *cd); | |
209 | |
210 #define OFFSET_RUNTIME 0x76543210 | |
211 virtual int isBaseOf(ClassDeclaration *cd, int *poffset); | |
212 | |
213 Dsymbol *search(Loc, Identifier *ident, int flags); | |
214 FuncDeclaration *findFunc(Identifier *ident, TypeFunction *tf); | |
215 void interfaceSemantic(Scope *sc); | |
216 int isNested(); | |
217 int isCOMclass(); | |
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218 virtual int isCOMinterface(); |
1 | 219 int isAbstract(); |
220 virtual int vtblOffset(); | |
221 char *kind(); | |
222 char *mangle(); | |
223 void toDocBuffer(OutBuffer *buf); | |
224 | |
225 PROT getAccess(Dsymbol *smember); // determine access to smember | |
226 | |
227 void addLocalClass(ClassDeclarations *); | |
228 | |
229 // Back end | |
230 void toObjFile(); // compile to .obj file | |
231 void toDebug(); | |
232 unsigned baseVtblOffset(BaseClass *bc); | |
233 Symbol *toSymbol(); | |
234 Symbol *toVtblSymbol(); | |
235 void toDt(dt_t **pdt); | |
236 void toDt2(dt_t **pdt, ClassDeclaration *cd); | |
237 | |
238 Symbol *vtblsym; | |
239 | |
24
25bb577878e8
[svn r28] * Fixed accessing aggregate fields. it was still not quite right. hopefully is now :)
lindquist
parents:
8
diff
changeset
|
240 virtual void offsetToIndex(Type* t, unsigned os, std::vector<unsigned>& result); |
1 | 241 |
242 ClassDeclaration *isClassDeclaration() { return (ClassDeclaration *)this; } | |
243 }; | |
244 | |
245 struct InterfaceDeclaration : ClassDeclaration | |
246 { | |
247 InterfaceDeclaration(Loc loc, Identifier *id, BaseClasses *baseclasses); | |
248 Dsymbol *syntaxCopy(Dsymbol *s); | |
249 void semantic(Scope *sc); | |
250 int isBaseOf(ClassDeclaration *cd, int *poffset); | |
251 int isBaseOf(BaseClass *bc, int *poffset); | |
252 char *kind(); | |
253 int vtblOffset(); | |
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254 virtual int isCOMinterface(); |
1 | 255 |
256 void toObjFile(); // compile to .obj file | |
257 Symbol *toSymbol(); | |
258 | |
259 InterfaceDeclaration *isInterfaceDeclaration() { return this; } | |
260 }; | |
261 | |
262 #endif /* DMD_AGGREGATE_H */ |