Mercurial > projects > ddmd
annotate dmd/StructDeclaration.d @ 131:206db751bd4c
dmdfe 2.037 compiles now
| author | Eldar Insafutdinov <e.insafutdinov@gmail.com> |
|---|---|
| date | Fri, 10 Sep 2010 00:27:37 +0100 |
| parents | 60bb0fe4563e |
| children | af1bebfd96a4 |
| rev | line source |
|---|---|
| 0 | 1 module dmd.StructDeclaration; |
| 2 | |
| 114 | 3 import dmd.common; |
| 0 | 4 import dmd.AggregateDeclaration; |
| 5 import dmd.FuncDeclaration; | |
| 6 import dmd.DeclarationExp; | |
| 7 import dmd.VoidInitializer; | |
| 8 import dmd.Initializer; | |
| 9 import dmd.ExpInitializer; | |
| 10 import dmd.TOK; | |
| 11 import dmd.Statement; | |
| 12 import dmd.VarExp; | |
| 13 import dmd.CompoundStatement; | |
| 14 import dmd.AssignExp; | |
| 15 import dmd.DotVarExp; | |
| 16 import dmd.AddrExp; | |
| 17 import dmd.CastExp; | |
| 18 import dmd.PostBlitDeclaration; | |
| 19 import dmd.Lexer; | |
| 20 import dmd.ExpStatement; | |
| 21 import dmd.DotIdExp; | |
| 22 import dmd.TypeSArray; | |
| 23 import dmd.ThisExp; | |
| 24 import dmd.ThisDeclaration; | |
| 25 import dmd.TypeFunction; | |
|
130
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
26 import dmd.Parameter; |
| 0 | 27 import dmd.Id; |
| 28 import dmd.TY; | |
| 29 import dmd.LINK; | |
| 30 import dmd.Type; | |
| 31 import dmd.DsymbolTable; | |
| 32 import dmd.ArrayTypes; | |
| 33 import dmd.Loc; | |
| 34 import dmd.STC; | |
| 35 import dmd.Identifier; | |
| 36 import dmd.TemplateInstance; | |
| 37 import dmd.Dsymbol; | |
| 38 import dmd.Scope; | |
| 39 import dmd.OutBuffer; | |
| 40 import dmd.HdrGenState; | |
| 41 import dmd.PROT; | |
| 42 import dmd.TypeStruct; | |
| 43 import dmd.expression.Util; | |
| 44 import dmd.Expression; | |
| 45 import dmd.IdentifierExp; | |
| 46 import dmd.PtrExp; | |
| 47 import dmd.CallExp; | |
| 48 import dmd.ReturnStatement; | |
| 49 import dmd.ScopeDsymbol; | |
| 50 import dmd.Module; | |
| 51 import dmd.VarDeclaration; | |
| 52 import dmd.InvariantDeclaration; | |
| 53 import dmd.NewDeclaration; | |
| 54 import dmd.DeleteDeclaration; | |
| 55 import dmd.Global; | |
|
131
206db751bd4c
dmdfe 2.037 compiles now
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
130
diff
changeset
|
56 import dmd.MOD; |
|
206db751bd4c
dmdfe 2.037 compiles now
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
130
diff
changeset
|
57 import dmd.IntegerExp; |
|
206db751bd4c
dmdfe 2.037 compiles now
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
130
diff
changeset
|
58 import dmd.EqualExp; |
|
206db751bd4c
dmdfe 2.037 compiles now
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
130
diff
changeset
|
59 import dmd.AndAndExp; |
| 0 | 60 |
| 61 import dmd.backend.dt_t; | |
| 62 import dmd.backend.Util; | |
| 63 import dmd.backend.SC; | |
| 64 import dmd.backend.DT; | |
| 65 import dmd.backend.FL; | |
| 66 import dmd.backend.glue; | |
| 67 | |
| 129 | 68 import std.stdio; |
| 69 | |
| 0 | 70 class StructDeclaration : AggregateDeclaration |
| 71 { | |
| 72 bool zeroInit; // true if initialize with 0 fill | |
| 73 | |
| 74 version (DMDV2) { | |
| 75 int hasIdentityAssign; // !=0 if has identity opAssign | |
| 76 FuncDeclaration cpctor; // generated copy-constructor, if any | |
|
130
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
77 FuncDeclaration eq; // bool opEquals(ref const T), if any |
| 0 | 78 |
| 79 FuncDeclarations postblits; // Array of postblit functions | |
| 80 FuncDeclaration postblit; // aggregate postblit | |
| 81 } | |
| 82 | |
| 83 this(Loc loc, Identifier id) | |
| 84 { | |
| 85 super(loc, id); | |
| 86 | |
| 87 // For forward references | |
| 88 type = new TypeStruct(this); | |
| 89 | |
| 90 postblits = new FuncDeclarations(); /// | |
| 91 } | |
| 92 | |
| 72 | 93 override Dsymbol syntaxCopy(Dsymbol s) |
| 0 | 94 { |
| 49 | 95 StructDeclaration sd; |
| 96 | |
| 97 if (s) | |
| 98 sd = cast(StructDeclaration)s; | |
| 99 else | |
| 100 sd = new StructDeclaration(loc, ident); | |
| 101 ScopeDsymbol.syntaxCopy(sd); | |
| 102 return sd; | |
| 0 | 103 } |
| 104 | |
| 72 | 105 override void semantic(Scope sc) |
| 0 | 106 { |
| 107 Scope sc2; | |
| 108 | |
| 109 //printf("+StructDeclaration.semantic(this=%p, '%s')\n", this, toChars()); | |
| 110 | |
| 111 //static int count; if (++count == 20) *(char*)0=0; | |
| 112 | |
| 113 assert(type); | |
| 114 if (!members) // if forward reference | |
| 115 return; | |
| 116 | |
| 117 if (symtab) | |
| 118 { if (!scope_) | |
| 119 return; // semantic() already completed | |
| 120 } | |
| 121 else | |
| 122 symtab = new DsymbolTable(); | |
| 123 | |
| 124 Scope scx = null; | |
| 125 if (scope_) | |
| 126 { sc = scope_; | |
| 127 scx = scope_; // save so we don't make redundant copies | |
| 128 scope_ = null; | |
| 129 } | |
| 130 | |
| 131 parent = sc.parent; | |
| 132 type = type.semantic(loc, sc); | |
| 133 version (STRUCTTHISREF) { | |
| 134 handle = type; | |
| 135 } else { | |
| 136 handle = type.pointerTo(); | |
| 137 } | |
| 138 structalign = sc.structalign; | |
| 139 protection = sc.protection; | |
| 140 storage_class |= sc.stc; | |
| 141 if (sc.stc & STC.STCdeprecated) | |
| 142 isdeprecated = 1; | |
| 143 assert(!isAnonymous()); | |
| 144 if (sc.stc & STC.STCabstract) | |
| 145 error("structs, unions cannot be abstract"); | |
| 146 version (DMDV2) { | |
| 147 if (storage_class & STC.STCimmutable) | |
| 148 type = type.invariantOf(); | |
| 149 else if (storage_class & STC.STCconst) | |
| 150 type = type.constOf(); | |
| 151 else if (storage_class & STC.STCshared) | |
| 152 type = type.sharedOf(); | |
| 153 } | |
| 154 | |
| 155 if (sizeok == 0) // if not already done the addMember step | |
| 156 { | |
| 157 int hasfunctions = 0; | |
|
77
ad4792a1cfd6
more D-ification container accessing
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
74
diff
changeset
|
158 foreach(Dsymbol s; members) |
| 0 | 159 { |
| 160 //printf("adding member '%s' to '%s'\n", s.toChars(), this.toChars()); | |
| 13 | 161 s.addMember(sc, this, true); |
| 0 | 162 if (s.isFuncDeclaration()) |
| 163 hasfunctions = 1; | |
| 164 } | |
| 165 | |
| 166 // If nested struct, add in hidden 'this' pointer to outer scope | |
| 167 if (hasfunctions && !(storage_class & STC.STCstatic)) | |
| 168 { Dsymbol s = toParent2(); | |
| 169 if (s) | |
| 170 { | |
| 171 AggregateDeclaration ad = s.isAggregateDeclaration(); | |
| 172 FuncDeclaration fd = s.isFuncDeclaration(); | |
| 173 | |
| 174 TemplateInstance ti; | |
| 175 if (ad && (ti = ad.parent.isTemplateInstance()) !is null && ti.isnested || fd) | |
| 176 { isnested = true; | |
| 177 Type t; | |
| 178 if (ad) | |
| 179 t = ad.handle; | |
| 180 else if (fd) | |
| 181 { | |
| 182 AggregateDeclaration add = fd.isMember2(); | |
| 183 if (add) | |
| 184 t = add.handle; | |
| 185 else | |
| 186 t = Type.tvoidptr; | |
| 187 } | |
| 188 else | |
| 189 assert(0); | |
| 190 if (t.ty == TY.Tstruct) | |
| 191 t = Type.tvoidptr; // t should not be a ref type | |
| 192 assert(!vthis); | |
| 193 vthis = new ThisDeclaration(loc, t); | |
| 194 //vthis.storage_class |= STC.STCref; | |
|
74
7e0d548de9e6
Switch Arrays of Dsymbols to the new templated Vector type
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
72
diff
changeset
|
195 members.push(vthis); |
| 0 | 196 } |
| 197 } | |
| 198 } | |
| 199 } | |
| 200 | |
| 201 sizeok = 0; | |
| 202 sc2 = sc.push(this); | |
| 203 sc2.stc &= storage_class & STC.STC_TYPECTOR; | |
| 204 sc2.parent = this; | |
| 205 if (isUnionDeclaration()) | |
| 206 sc2.inunion = 1; | |
| 207 sc2.protection = PROT.PROTpublic; | |
| 208 sc2.explicitProtection = 0; | |
| 209 | |
| 210 int members_dim = members.dim; | |
|
77
ad4792a1cfd6
more D-ification container accessing
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
74
diff
changeset
|
211 foreach(Dsymbol s; members) |
| 0 | 212 { |
| 129 | 213 s.semantic(sc2); |
| 214 if (isUnionDeclaration()) | |
| 215 sc2.offset = 0; | |
| 0 | 216 static if (false) { |
| 129 | 217 if (sizeok == 2) |
| 218 { //printf("forward reference\n"); | |
| 219 break; | |
| 220 } | |
| 0 | 221 } |
| 129 | 222 if (auto d = s.isDeclaration()) |
| 223 { | |
| 224 if (auto t = d.type) { | |
| 225 if (t.toBasetype().ty == TY.Tstruct) { | |
| 226 auto ad = t.toDsymbol(sc).isThis(); | |
| 227 /* | |
| 228 StructDeclaration sd = cast(StructDeclaration)foo; | |
| 229 if (foo && !sd) { | |
| 230 writeln(t.classin); | |
| 231 writeln(foo.classinfo.name); | |
| 232 assert(false); | |
| 233 } | |
| 234 */ | |
| 235 if (ad && ad.isnested) | |
| 236 error("inner struct %s cannot be a field", ad.toChars()); | |
| 237 } | |
| 238 } | |
| 239 } | |
| 0 | 240 } |
| 241 | |
|
130
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
242 version(DMDV1) { |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
243 /* This doesn't work for DMDV2 because (ref S) and (S) parameter |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
244 * lists will overload the same. |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
245 */ |
| 0 | 246 /* The TypeInfo_Struct is expecting an opEquals and opCmp with |
| 247 * a parameter that is a pointer to the struct. But if there | |
| 248 * isn't one, but is an opEquals or opCmp with a value, write | |
| 249 * another that is a shell around the value: | |
| 250 * int opCmp(struct *p) { return opCmp(*p); } | |
| 251 */ | |
| 252 | |
| 253 TypeFunction tfeqptr; | |
| 254 { | |
|
130
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
255 auto arguments = new Parameters; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
256 auto arg = new Parameter(STC.STCin, handle, Id.p, null); |
| 0 | 257 |
| 129 | 258 arguments.push(arg); |
| 259 tfeqptr = new TypeFunction(arguments, Type.tint32, 0, LINK.LINKd); | |
| 260 tfeqptr = cast(TypeFunction)tfeqptr.semantic(Loc(0), sc); | |
| 0 | 261 } |
| 262 | |
| 263 TypeFunction tfeq; | |
| 264 { | |
|
130
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
265 auto arguments = new Parameters; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
266 auto arg = new Parameter(STC.STCin, type, null, null); |
| 0 | 267 |
| 129 | 268 arguments.push(arg); |
| 269 tfeq = new TypeFunction(arguments, Type.tint32, 0, LINK.LINKd); | |
| 270 tfeq = cast(TypeFunction)tfeq.semantic(Loc(0), sc); | |
| 0 | 271 } |
| 272 | |
| 273 Identifier id = Id.eq; | |
| 274 for (int j = 0; j < 2; j++) | |
| 275 { | |
| 276 Dsymbol s = search_function(this, id); | |
| 277 FuncDeclaration fdx = s ? s.isFuncDeclaration() : null; | |
| 278 if (fdx) | |
| 279 { FuncDeclaration fd = fdx.overloadExactMatch(tfeqptr); | |
| 280 if (!fd) | |
| 281 { fd = fdx.overloadExactMatch(tfeq); | |
| 282 if (fd) | |
| 283 { // Create the thunk, fdptr | |
| 284 FuncDeclaration fdptr = new FuncDeclaration(loc, loc, fdx.ident, STC.STCundefined, tfeqptr); | |
| 285 Expression e = new IdentifierExp(loc, Id.p); | |
| 286 e = new PtrExp(loc, e); | |
|
84
be2ab491772e
Expressions -> Vector!Expression
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
79
diff
changeset
|
287 auto args = new Expressions(); |
|
be2ab491772e
Expressions -> Vector!Expression
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
79
diff
changeset
|
288 args.push(e); |
| 0 | 289 e = new IdentifierExp(loc, id); |
| 290 e = new CallExp(loc, e, args); | |
| 291 fdptr.fbody = new ReturnStatement(loc, e); | |
| 292 ScopeDsymbol ss = fdx.parent.isScopeDsymbol(); | |
| 293 assert(ss); | |
|
74
7e0d548de9e6
Switch Arrays of Dsymbols to the new templated Vector type
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
72
diff
changeset
|
294 ss.members.push(fdptr); |
| 13 | 295 fdptr.addMember(sc, ss, true); |
| 0 | 296 fdptr.semantic(sc2); |
| 297 } | |
| 298 } | |
| 299 } | |
| 300 | |
| 301 id = Id.cmp; | |
| 302 } | |
|
130
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
303 } |
| 0 | 304 version (DMDV2) { |
|
130
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
305 /* Try to find the opEquals function. Build it if necessary. |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
306 */ |
|
131
206db751bd4c
dmdfe 2.037 compiles now
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
130
diff
changeset
|
307 TypeFunction tfeqptr; |
|
130
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
308 { // bool opEquals(const T*) const; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
309 auto parameters = new Parameters; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
310 version(STRUCTTHISREF) { |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
311 // bool opEquals(ref const T) const; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
312 auto param = new Parameter(STC.STCref, type.constOf(), null, null); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
313 } else { |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
314 // bool opEquals(const T*) const; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
315 auto param = new Parameter(STC.STCin, type.pointerTo(), null, null); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
316 } |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
317 |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
318 parameters.push(param); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
319 tfeqptr = new TypeFunction(parameters, Type.tbool, 0, LINK.LINKd); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
320 tfeqptr.mod = MOD.MODconst; |
|
131
206db751bd4c
dmdfe 2.037 compiles now
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
130
diff
changeset
|
321 tfeqptr = cast(TypeFunction)(tfeqptr.semantic(Loc(0), sc2)); |
|
130
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
322 |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
323 Dsymbol s = search_function(this, Id.eq); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
324 FuncDeclaration fdx = s ? s.isFuncDeclaration() : null; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
325 if (fdx) |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
326 { |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
327 eq = fdx.overloadExactMatch(tfeqptr); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
328 if (!eq) |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
329 fdx.error("type signature should be %s not %s", tfeqptr.toChars(), fdx.type.toChars()); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
330 } |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
331 |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
332 if (!eq) |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
333 eq = buildOpEquals(sc2); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
334 } |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
335 |
| 0 | 336 dtor = buildDtor(sc2); |
| 337 postblit = buildPostBlit(sc2); | |
| 338 cpctor = buildCpCtor(sc2); | |
| 339 buildOpAssign(sc2); | |
| 340 } | |
| 341 | |
| 342 sc2.pop(); | |
| 343 | |
| 344 if (sizeok == 2) | |
| 345 { // semantic() failed because of forward references. | |
| 346 // Unwind what we did, and defer it for later | |
| 347 fields.setDim(0); | |
| 348 structsize = 0; | |
| 349 alignsize = 0; | |
| 350 structalign = 0; | |
| 351 | |
|
87
b17640f0e4e8
Fixed a bug with a Scope.this(Scope enclosing) being called instead of Scope.clone() method (as a copy ctor replacement)
korDen
parents:
79
diff
changeset
|
352 scope_ = scx ? scx : sc.clone(); |
| 0 | 353 scope_.setNoFree(); |
| 354 scope_.module_.addDeferredSemantic(this); | |
| 355 //printf("\tdeferring %s\n", toChars()); | |
| 356 return; | |
| 357 } | |
| 358 | |
| 359 // 0 sized struct's are set to 1 byte | |
| 360 if (structsize == 0) | |
| 361 { | |
| 362 structsize = 1; | |
| 363 alignsize = 1; | |
| 364 } | |
| 365 | |
| 366 // Round struct size up to next alignsize boundary. | |
| 367 // This will ensure that arrays of structs will get their internals | |
| 368 // aligned properly. | |
| 369 structsize = (structsize + alignsize - 1) & ~(alignsize - 1); | |
| 370 | |
| 371 sizeok = 1; | |
| 372 Module.dprogress++; | |
| 373 | |
| 374 //printf("-StructDeclaration.semantic(this=%p, '%s')\n", this, toChars()); | |
| 375 | |
| 376 // Determine if struct is all zeros or not | |
| 377 zeroInit = true; | |
|
85
8e69d041a99d
Previous commit didn't compile. Fixed.
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
84
diff
changeset
|
378 foreach (VarDeclaration vd; fields) |
| 0 | 379 { |
| 79 | 380 if (vd && !vd.isDataseg()) |
| 0 | 381 { |
| 79 | 382 if (vd.init) |
| 383 { | |
| 384 // Should examine init to see if it is really all 0's | |
| 0 | 385 zeroInit = false; |
| 386 break; | |
| 79 | 387 } |
| 388 else | |
| 389 { | |
| 390 if (!vd.type.isZeroInit(loc)) | |
| 391 { | |
| 392 zeroInit = false; | |
| 393 break; | |
| 394 } | |
| 395 } | |
| 0 | 396 } |
| 397 } | |
| 398 | |
| 399 /* Look for special member functions. | |
| 400 */ | |
| 401 version (DMDV2) { | |
| 402 ctor = search(Loc(0), Id.ctor, 0); | |
| 403 } | |
| 404 inv = cast(InvariantDeclaration)search(Loc(0), Id.classInvariant, 0); | |
| 405 aggNew = cast(NewDeclaration)search(Loc(0), Id.classNew, 0); | |
| 406 aggDelete = cast(DeleteDeclaration)search(Loc(0), Id.classDelete, 0); | |
| 407 | |
| 408 if (sc.func) | |
| 409 { | |
| 410 semantic2(sc); | |
| 411 semantic3(sc); | |
| 412 } | |
| 413 } | |
| 414 | |
| 72 | 415 override void toCBuffer(OutBuffer buf, HdrGenState* hgs) |
| 0 | 416 { |
| 417 assert(false); | |
| 418 } | |
| 419 | |
| 72 | 420 override string mangle() |
| 0 | 421 { |
| 422 //printf("StructDeclaration.mangle() '%s'\n", toChars()); | |
| 423 return Dsymbol.mangle(); | |
| 424 } | |
| 425 | |
| 72 | 426 override string kind() |
| 0 | 427 { |
| 428 assert(false); | |
| 429 } | |
|
130
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
430 |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
431 version(DMDV1) |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
432 { |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
433 Expression cloneMembers() |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
434 { |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
435 assert(false); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
436 } |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
437 } |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
438 |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
439 version(DMDV2) |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
440 { |
| 0 | 441 /******************************************* |
| 442 * We need an opAssign for the struct if | |
| 443 * it has a destructor or a postblit. | |
| 444 * We need to generate one if a user-specified one does not exist. | |
| 445 */ | |
| 446 bool needOpAssign() | |
| 447 { | |
| 448 static if (false) { | |
| 449 printf("StructDeclaration.needOpAssign() %s\n", toChars()); | |
| 450 } | |
| 451 if (hasIdentityAssign) | |
| 452 goto Ldontneed; | |
| 453 | |
| 454 if (dtor || postblit) | |
| 455 goto Lneed; | |
| 456 | |
| 457 /* If any of the fields need an opAssign, then we | |
| 458 * need it too. | |
| 459 */ | |
|
85
8e69d041a99d
Previous commit didn't compile. Fixed.
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
84
diff
changeset
|
460 foreach (VarDeclaration v; fields) |
| 0 | 461 { |
| 462 assert(v && v.storage_class & STC.STCfield); | |
| 463 if (v.storage_class & STC.STCref) | |
| 464 continue; | |
| 465 Type tv = v.type.toBasetype(); | |
| 466 while (tv.ty == TY.Tsarray) | |
| 467 { TypeSArray ta = cast(TypeSArray)tv; | |
| 468 tv = tv.nextOf().toBasetype(); | |
| 469 } | |
| 470 if (tv.ty == TY.Tstruct) | |
| 471 { TypeStruct ts = cast(TypeStruct)tv; | |
| 472 StructDeclaration sd = ts.sym; | |
| 473 if (sd.needOpAssign()) | |
| 474 goto Lneed; | |
| 475 } | |
| 476 } | |
| 477 Ldontneed: | |
| 478 static if (false) { | |
| 479 printf("\tdontneed\n"); | |
| 480 } | |
| 481 return false; | |
| 482 | |
| 483 Lneed: | |
| 484 static if (false) { | |
| 485 printf("\tneed\n"); | |
| 486 } | |
| 487 return true; | |
| 488 } | |
| 489 | |
|
130
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
490 /******************************************* |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
491 * We need an opEquals for the struct if |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
492 * any fields has an opEquals. |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
493 * Generate one if a user-specified one does not exist. |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
494 */ |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
495 bool needOpEquals() |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
496 { |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
497 enum X = 0; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
498 static if (X) printf("StructDeclaration::needOpEquals() %s\n", toChars()); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
499 |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
500 /* If any of the fields has an opEquals, then we |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
501 * need it too. |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
502 */ |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
503 foreach (s; fields) |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
504 { |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
505 VarDeclaration v = s.isVarDeclaration(); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
506 assert(v && v.storage_class & STC.STCfield); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
507 if (v.storage_class & STC.STCref) |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
508 continue; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
509 Type tv = v.type.toBasetype(); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
510 while (tv.ty == Tsarray) |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
511 { auto ta = cast(TypeSArray)tv; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
512 tv = tv.nextOf().toBasetype(); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
513 } |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
514 if (tv.ty == Tstruct) |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
515 { auto ts = cast(TypeStruct)tv; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
516 StructDeclaration sd = ts.sym; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
517 if (sd.eq) |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
518 goto Lneed; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
519 } |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
520 } |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
521 Ldontneed: |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
522 static if (X) printf("\tdontneed\n"); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
523 return false; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
524 |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
525 Lneed: |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
526 static if (X) printf("\tneed\n"); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
527 return true; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
528 } |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
529 |
| 0 | 530 /****************************************** |
| 531 * Build opAssign for struct. | |
| 532 * S* opAssign(S s) { ... } | |
| 533 */ | |
| 534 FuncDeclaration buildOpAssign(Scope sc) | |
| 535 { | |
| 536 if (!needOpAssign()) | |
| 537 return null; | |
| 538 | |
| 539 //printf("StructDeclaration.buildOpAssign() %s\n", toChars()); | |
| 540 | |
| 541 FuncDeclaration fop = null; | |
| 542 | |
|
130
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
543 auto param = new Parameter(STC.STCnodtor, type, Id.p, null); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
544 auto fparams = new Parameters; |
|
126
1765f3ef917d
ClassDeclarations, Arguments -> Vector
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
114
diff
changeset
|
545 fparams.push(param); |
| 0 | 546 Type ftype = new TypeFunction(fparams, handle, false, LINK.LINKd); |
| 547 version (STRUCTTHISREF) { | |
| 548 (cast(TypeFunction)ftype).isref = 1; | |
| 549 } | |
| 550 | |
| 551 fop = new FuncDeclaration(Loc(0), Loc(0), Id.assign, STC.STCundefined, ftype); | |
| 552 | |
| 553 Expression e = null; | |
| 554 if (postblit) | |
| 555 { /* Swap: | |
| 556 * tmp = *this; *this = s; tmp.dtor(); | |
| 557 */ | |
| 558 //printf("\tswap copy\n"); | |
| 559 Identifier idtmp = Lexer.uniqueId("__tmp"); | |
| 560 VarDeclaration tmp; | |
| 561 AssignExp ec = null; | |
| 562 if (dtor) | |
| 563 { | |
| 564 tmp = new VarDeclaration(Loc(0), type, idtmp, new VoidInitializer(Loc(0))); | |
| 565 tmp.noauto = true; | |
| 566 e = new DeclarationExp(Loc(0), tmp); | |
| 567 | |
| 568 Expression e2; | |
| 569 version (STRUCTTHISREF) { | |
| 570 e2 = new ThisExp(Loc(0)); | |
| 571 } else { | |
| 572 e2 = new PtrExp(Loc(0), new ThisExp(Loc(0))); | |
| 573 } | |
| 574 ec = new AssignExp(Loc(0), new VarExp(Loc(0), tmp), e2); | |
| 575 ec.op = TOK.TOKblit; | |
| 576 e = Expression.combine(e, ec); | |
| 577 } | |
| 578 Expression e2; | |
| 579 version (STRUCTTHISREF) { | |
| 580 e2 = new ThisExp(Loc(0)); | |
| 581 } else { | |
| 582 e2 = new PtrExp(Loc(0), new ThisExp(Loc(0))); | |
| 583 } | |
| 584 | |
| 585 ec = new AssignExp(Loc(0), e2, new IdentifierExp(Loc(0), Id.p)); | |
| 586 ec.op = TOK.TOKblit; | |
| 587 e = Expression.combine(e, ec); | |
| 588 if (dtor) | |
| 589 { | |
| 590 /* Instead of running the destructor on s, run it | |
| 591 * on tmp. This avoids needing to copy tmp back in to s. | |
| 592 */ | |
| 593 Expression ecc = new DotVarExp(Loc(0), new VarExp(Loc(0), tmp), dtor, 0); | |
| 594 ecc = new CallExp(Loc(0), ecc); | |
| 595 e = Expression.combine(e, ecc); | |
| 596 } | |
| 597 } | |
| 598 else | |
| 599 { /* Do memberwise copy | |
| 600 */ | |
| 601 //printf("\tmemberwise copy\n"); | |
|
85
8e69d041a99d
Previous commit didn't compile. Fixed.
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
84
diff
changeset
|
602 foreach (VarDeclaration v; fields) |
| 0 | 603 { |
| 604 assert(v && v.storage_class & STC.STCfield); | |
| 605 // this.v = s.v; | |
| 606 AssignExp ec = new AssignExp(Loc(0), new DotVarExp(Loc(0), new ThisExp(Loc(0)), v, 0), new DotVarExp(Loc(0), new IdentifierExp(Loc(0), Id.p), v, 0)); | |
| 607 ec.op = TOK.TOKblit; | |
| 608 e = Expression.combine(e, ec); | |
| 609 } | |
| 610 } | |
| 611 Statement s1 = new ExpStatement(Loc(0), e); | |
| 612 | |
| 613 /* Add: | |
| 614 * return this; | |
| 615 */ | |
| 616 e = new ThisExp(Loc(0)); | |
| 617 Statement s2 = new ReturnStatement(Loc(0), e); | |
| 618 | |
| 619 fop.fbody = new CompoundStatement(Loc(0), s1, s2); | |
| 620 | |
|
74
7e0d548de9e6
Switch Arrays of Dsymbols to the new templated Vector type
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
72
diff
changeset
|
621 members.push(fop); |
| 13 | 622 fop.addMember(sc, this, true); |
| 0 | 623 |
| 624 sc = sc.push(); | |
| 625 sc.stc = STC.STCundefined; | |
| 626 sc.linkage = LINK.LINKd; | |
| 627 | |
| 628 fop.semantic(sc); | |
| 629 | |
| 630 sc.pop(); | |
| 631 | |
| 632 //printf("-StructDeclaration.buildOpAssign() %s\n", toChars()); | |
| 633 | |
| 634 return fop; | |
| 635 } | |
| 636 | |
|
130
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
637 /****************************************** |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
638 * Build opEquals for struct. |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
639 * const bool opEquals(const ref S s) { ... } |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
640 */ |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
641 FuncDeclaration buildOpEquals(Scope sc) |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
642 { |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
643 if (!needOpEquals()) |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
644 return null; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
645 //printf("StructDeclaration::buildOpEquals() %s\n", toChars()); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
646 Loc loc = this.loc; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
647 |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
648 auto parameters = new Parameters; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
649 version (STRUCTTHISREF) { |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
650 // bool opEquals(ref const T) const; |
|
131
206db751bd4c
dmdfe 2.037 compiles now
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
130
diff
changeset
|
651 auto param = new Parameter(STC.STCref, type.constOf(), Id.p, null); |
|
130
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
652 } else { |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
653 // bool opEquals(const T*) const; |
|
131
206db751bd4c
dmdfe 2.037 compiles now
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
130
diff
changeset
|
654 auto param = new Parameter(STC.STCin, type.pointerTo(), Id.p, null); |
|
130
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
655 } |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
656 |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
657 parameters.push(param); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
658 auto ftype = new TypeFunction(parameters, Type.tbool, 0, LINKd); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
659 ftype.mod = MOD.MODconst; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
660 ftype = cast(TypeFunction)ftype.semantic(loc, sc); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
661 |
|
131
206db751bd4c
dmdfe 2.037 compiles now
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
130
diff
changeset
|
662 auto fop = new FuncDeclaration(loc, Loc(0), Id.eq, STC.STCundefined, ftype); |
|
130
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
663 |
|
131
206db751bd4c
dmdfe 2.037 compiles now
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
130
diff
changeset
|
664 Expression e = null; |
|
130
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
665 /* Do memberwise compare |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
666 */ |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
667 //printf("\tmemberwise compare\n"); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
668 foreach (s; fields) |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
669 { |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
670 VarDeclaration v = s.isVarDeclaration(); |
|
131
206db751bd4c
dmdfe 2.037 compiles now
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
130
diff
changeset
|
671 assert(v && v.storage_class & STC.STCfield); |
|
130
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
672 if (v.storage_class & STC.STCref) |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
673 assert(0); // what should we do with this? |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
674 // this.v == s.v; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
675 auto ec = new EqualExp(TOKequal, loc, |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
676 new DotVarExp(loc, new ThisExp(loc), v, 0), |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
677 new DotVarExp(loc, new IdentifierExp(loc, Id.p), v, 0)); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
678 if (e) |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
679 e = new AndAndExp(loc, e, ec); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
680 else |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
681 e = ec; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
682 } |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
683 if (!e) |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
684 e = new IntegerExp(loc, 1, Type.tbool); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
685 fop.fbody = new ReturnStatement(loc, e); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
686 |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
687 members.push(fop); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
688 fop.addMember(sc, this, 1); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
689 |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
690 sc = sc.push(); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
691 sc.stc = 0; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
692 sc.linkage = LINK.LINKd; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
693 |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
694 fop.semantic(sc); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
695 |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
696 sc.pop(); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
697 |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
698 //printf("-StructDeclaration::buildOpEquals() %s\n", toChars()); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
699 |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
700 return fop; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
701 } |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
702 |
| 0 | 703 /***************************************** |
| 704 * Create inclusive postblit for struct by aggregating | |
| 705 * all the postblits in postblits[] with the postblits for | |
| 706 * all the members. | |
| 707 * Note the close similarity with AggregateDeclaration.buildDtor(), | |
| 708 * and the ordering changes (runs forward instead of backwards). | |
| 709 */ | |
| 710 | |
| 711 version (DMDV2) { | |
| 712 FuncDeclaration buildPostBlit(Scope sc) | |
| 713 { | |
| 714 //printf("StructDeclaration.buildPostBlit() %s\n", toChars()); | |
| 715 Expression e = null; | |
| 716 | |
|
85
8e69d041a99d
Previous commit didn't compile. Fixed.
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
84
diff
changeset
|
717 foreach (VarDeclaration v; fields) |
| 0 | 718 { |
| 79 | 719 assert(v && v.storage_class & STC.STCfield); |
| 720 if (v.storage_class & STC.STCref) | |
| 721 continue; | |
| 722 Type tv = v.type.toBasetype(); | |
| 723 size_t dim = 1; | |
| 724 while (tv.ty == TY.Tsarray) | |
| 725 { TypeSArray ta = cast(TypeSArray)tv; | |
| 726 dim *= (cast(TypeSArray)tv).dim.toInteger(); | |
| 727 tv = tv.nextOf().toBasetype(); | |
| 0 | 728 } |
| 79 | 729 if (tv.ty == TY.Tstruct) |
| 730 { TypeStruct ts = cast(TypeStruct)tv; | |
| 731 StructDeclaration sd = ts.sym; | |
| 732 if (sd.postblit) | |
| 733 { Expression ex; | |
| 734 | |
| 735 // this.v | |
| 736 ex = new ThisExp(Loc(0)); | |
| 737 ex = new DotVarExp(Loc(0), ex, v, 0); | |
| 738 | |
| 739 if (dim == 1) | |
| 740 { // this.v.postblit() | |
| 741 ex = new DotVarExp(Loc(0), ex, sd.postblit, 0); | |
| 742 ex = new CallExp(Loc(0), ex); | |
| 743 } | |
| 744 else | |
| 745 { | |
| 746 // Typeinfo.postblit(cast(void*)&this.v); | |
| 747 Expression ea = new AddrExp(Loc(0), ex); | |
| 748 ea = new CastExp(Loc(0), ea, Type.tvoid.pointerTo()); | |
| 749 | |
| 750 Expression et = v.type.getTypeInfo(sc); | |
| 103 | 751 et = new DotIdExp(Loc(0), et, Id._postblit); |
| 79 | 752 |
| 753 ex = new CallExp(Loc(0), et, ea); | |
| 754 } | |
| 755 e = Expression.combine(e, ex); // combine in forward order | |
| 756 } | |
| 0 | 757 } |
| 758 } | |
| 759 | |
| 760 /* Build our own "postblit" which executes e | |
| 761 */ | |
| 762 if (e) | |
| 763 { //printf("Building __fieldPostBlit()\n"); | |
|
74
7e0d548de9e6
Switch Arrays of Dsymbols to the new templated Vector type
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
72
diff
changeset
|
764 auto dd = new PostBlitDeclaration(Loc(0), Loc(0), Lexer.idPool("__fieldPostBlit")); |
| 0 | 765 dd.fbody = new ExpStatement(Loc(0), e); |
|
74
7e0d548de9e6
Switch Arrays of Dsymbols to the new templated Vector type
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
72
diff
changeset
|
766 postblits.shift(dd); |
|
7e0d548de9e6
Switch Arrays of Dsymbols to the new templated Vector type
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
72
diff
changeset
|
767 members.push(dd); |
| 0 | 768 dd.semantic(sc); |
| 769 } | |
| 770 | |
| 771 switch (postblits.dim) | |
| 772 { | |
| 773 case 0: | |
| 774 return null; | |
| 775 | |
| 776 case 1: | |
|
77
ad4792a1cfd6
more D-ification container accessing
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
74
diff
changeset
|
777 return cast(FuncDeclaration)postblits[0]; |
| 0 | 778 |
| 779 default: | |
| 780 e = null; | |
|
77
ad4792a1cfd6
more D-ification container accessing
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
74
diff
changeset
|
781 foreach(FuncDeclaration fd; postblits) |
|
ad4792a1cfd6
more D-ification container accessing
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
74
diff
changeset
|
782 { |
| 0 | 783 Expression ex = new ThisExp(Loc(0)); |
| 784 ex = new DotVarExp(Loc(0), ex, fd, 0); | |
| 785 ex = new CallExp(Loc(0), ex); | |
| 786 e = Expression.combine(e, ex); | |
| 787 } | |
|
74
7e0d548de9e6
Switch Arrays of Dsymbols to the new templated Vector type
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
72
diff
changeset
|
788 auto dd = new PostBlitDeclaration(Loc(0), Loc(0), Lexer.idPool("__aggrPostBlit")); |
| 0 | 789 dd.fbody = new ExpStatement(Loc(0), e); |
|
74
7e0d548de9e6
Switch Arrays of Dsymbols to the new templated Vector type
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
72
diff
changeset
|
790 members.push(dd); |
| 0 | 791 dd.semantic(sc); |
| 792 return dd; | |
| 793 } | |
| 794 } | |
| 795 } | |
| 796 | |
| 797 /******************************************* | |
| 798 * Build copy constructor for struct. | |
| 799 * Copy constructors are compiler generated only, and are only | |
| 800 * callable from the compiler. They are not user accessible. | |
| 801 * A copy constructor is: | |
| 802 * void cpctpr(ref S s) | |
| 803 * { | |
| 804 * *this = s; | |
| 805 * this.postBlit(); | |
| 806 * } | |
| 807 * This is done so: | |
| 808 * - postBlit() never sees uninitialized data | |
| 809 * - memcpy can be much more efficient than memberwise copy | |
| 810 * - no fields are overlooked | |
| 811 */ | |
| 812 FuncDeclaration buildCpCtor(Scope sc) | |
| 813 { | |
| 814 //printf("StructDeclaration.buildCpCtor() %s\n", toChars()); | |
| 815 FuncDeclaration fcp = null; | |
| 816 | |
| 817 /* Copy constructor is only necessary if there is a postblit function, | |
| 818 * otherwise the code generator will just do a bit copy. | |
| 819 */ | |
| 820 if (postblit) | |
| 821 { | |
| 129 | 822 //printf("generating cpctor\n"); |
| 0 | 823 |
|
130
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
824 auto param = new Parameter(STC.STCref, type, Id.p, null); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
825 auto fparams = new Parameters; |
| 129 | 826 fparams.push(param); |
| 827 Type ftype = new TypeFunction(fparams, Type.tvoid, false, LINK.LINKd); | |
| 0 | 828 |
| 129 | 829 fcp = new FuncDeclaration(Loc(0), Loc(0), Id.cpctor, STC.STCundefined, ftype); |
| 0 | 830 |
| 129 | 831 // Build *this = p; |
| 832 Expression e = new ThisExp(Loc(0)); | |
| 0 | 833 version (STRUCTTHISREF) { |
| 834 } else { | |
| 129 | 835 e = new PtrExp(Loc(0), e); |
| 0 | 836 } |
| 129 | 837 AssignExp ea = new AssignExp(Loc(0), e, new IdentifierExp(Loc(0), Id.p)); |
| 838 ea.op = TOK.TOKblit; | |
| 839 Statement s = new ExpStatement(Loc(0), ea); | |
| 0 | 840 |
| 129 | 841 // Build postBlit(); |
| 842 e = new VarExp(Loc(0), postblit, 0); | |
| 843 e = new CallExp(Loc(0), e); | |
| 0 | 844 |
| 129 | 845 s = new CompoundStatement(Loc(0), s, new ExpStatement(Loc(0), e)); |
| 846 fcp.fbody = s; | |
| 0 | 847 |
| 129 | 848 members.push(fcp); |
| 0 | 849 |
| 129 | 850 sc = sc.push(); |
| 851 sc.stc = STC.STCundefined; | |
| 852 sc.linkage = LINK.LINKd; | |
| 0 | 853 |
| 129 | 854 fcp.semantic(sc); |
| 0 | 855 |
| 129 | 856 sc.pop(); |
| 0 | 857 } |
| 858 | |
| 859 return fcp; | |
| 860 } | |
|
130
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
129
diff
changeset
|
861 } |
| 72 | 862 override void toDocBuffer(OutBuffer buf) |
| 0 | 863 { |
| 864 assert(false); | |
| 865 } | |
| 866 | |
| 72 | 867 override PROT getAccess(Dsymbol smember) // determine access to smember |
| 0 | 868 { |
| 869 assert(false); | |
| 870 } | |
| 871 | |
| 72 | 872 override void toObjFile(int multiobj) // compile to .obj file |
| 0 | 873 { |
| 874 //printf("StructDeclaration.toObjFile('%s')\n", toChars()); | |
| 875 | |
| 876 if (multiobj) | |
| 877 { | |
| 878 obj_append(this); | |
| 879 return; | |
| 880 } | |
| 881 | |
| 882 // Anonymous structs/unions only exist as part of others, | |
| 883 // do not output forward referenced structs's | |
| 884 if (!isAnonymous() && members) | |
| 885 { | |
| 886 if (global.params.symdebug) { | |
| 887 toDebug(); | |
| 888 } | |
| 889 | |
| 890 type.getTypeInfo(null); // generate TypeInfo | |
| 891 | |
| 892 if (true) | |
| 893 { | |
| 894 // Generate static initializer | |
| 895 toInitializer(); | |
| 896 | |
| 897 static if (false) { | |
| 898 sinit.Sclass = SC.SCcomdat; | |
| 899 } else { | |
| 900 if (inTemplateInstance()) | |
| 901 { | |
| 902 sinit.Sclass = SC.SCcomdat; | |
| 903 } | |
| 904 else | |
| 905 { | |
| 906 sinit.Sclass = SC.SCglobal; | |
| 907 } | |
| 908 } | |
| 909 sinit.Sfl = FL.FLdata; | |
| 910 | |
| 911 toDt(&sinit.Sdt); | |
| 912 | |
| 95 | 913 version (OMFOBJ) |
| 914 { | |
| 0 | 915 /* For OMF, common blocks aren't pulled in from the library. |
| 916 */ | |
| 917 /* ELF comdef's generate multiple | |
| 918 * definition errors for them from the gnu linker. | |
| 919 * Need to figure out how to generate proper comdef's for ELF. | |
| 920 */ | |
| 921 // See if we can convert a comdat to a comdef, | |
| 922 // which saves on exe file space. | |
| 95 | 923 if (0 && // causes multiple def problems with COMMON in one file and COMDAT in library |
| 924 sinit.Sclass == SCcomdat && | |
| 0 | 925 sinit.Sdt && |
| 926 sinit.Sdt.dt == DT.DT_azeros && | |
| 927 sinit.Sdt.DTnext == null && | |
| 928 !global.params.multiobj) | |
| 929 { | |
| 930 sinit.Sclass = SC.SCglobal; | |
| 931 sinit.Sdt.dt = DT.DT_common; | |
| 932 } | |
| 933 } | |
| 934 | |
| 935 version (ELFOBJ) { | |
| 936 sinit.Sseg = Segment.CDATA; | |
| 937 } | |
| 938 version (MACHOBJ) { | |
| 939 sinit.Sseg = Segment.DATA; | |
| 940 } | |
| 941 outdata(sinit); | |
| 942 } | |
| 943 | |
| 944 // Put out the members | |
|
77
ad4792a1cfd6
more D-ification container accessing
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
74
diff
changeset
|
945 foreach(Dsymbol member; members) |
| 0 | 946 member.toObjFile(0); |
| 947 } | |
| 948 } | |
| 949 | |
| 950 void toDt(dt_t** pdt) | |
| 951 { | |
| 952 uint offset; | |
| 953 dt_t* dt; | |
| 954 | |
| 955 //printf("StructDeclaration.toDt(), this='%s'\n", toChars()); | |
| 956 offset = 0; | |
| 957 | |
| 958 // Note equivalence of this loop to class's | |
| 79 | 959 for (uint i = 0; i < fields.dim; i++) |
| 0 | 960 { |
| 79 | 961 VarDeclaration v = cast(VarDeclaration)fields[i]; |
| 0 | 962 //printf("\tfield '%s' voffset %d, offset = %d\n", v.toChars(), v.offset, offset); |
| 963 dt = null; | |
| 964 int sz; | |
| 965 | |
| 966 if (v.storage_class & STC.STCref) | |
| 967 { | |
| 968 sz = PTRSIZE; | |
| 969 if (v.offset >= offset) | |
| 970 dtnzeros(&dt, sz); | |
| 971 } | |
| 972 else | |
| 973 { | |
| 974 sz = cast(uint)v.type.size(); | |
| 975 Initializer init = v.init; | |
| 976 if (init) | |
| 977 { | |
| 978 //printf("\t\thas initializer %s\n", init.toChars()); | |
| 979 ExpInitializer ei = init.isExpInitializer(); | |
| 980 Type tb = v.type.toBasetype(); | |
| 981 if (ei && tb.ty == TY.Tsarray) | |
| 982 (cast(TypeSArray)tb).toDtElem(&dt, ei.exp); | |
| 983 else | |
| 984 dt = init.toDt(); | |
| 985 } | |
| 986 else if (v.offset >= offset) | |
| 987 v.type.toDt(&dt); | |
| 988 } | |
| 989 if (dt) | |
| 990 { | |
| 991 if (v.offset < offset) | |
| 992 error("overlapping initialization for struct %s.%s", toChars(), v.toChars()); | |
| 993 else | |
| 994 { | |
| 995 if (offset < v.offset) | |
| 996 dtnzeros(pdt, v.offset - offset); | |
| 997 dtcat(pdt, dt); | |
| 998 offset = v.offset + sz; | |
| 999 } | |
| 1000 } | |
| 1001 } | |
| 1002 | |
| 1003 if (offset < structsize) | |
| 1004 dtnzeros(pdt, structsize - offset); | |
| 1005 | |
| 1006 dt_optimize(*pdt); | |
| 1007 } | |
| 1008 | |
| 1009 void toDebug() // to symbolic debug info | |
| 1010 { | |
| 1011 assert(false); | |
| 1012 } | |
| 1013 | |
| 72 | 1014 override StructDeclaration isStructDeclaration() { return this; } |
| 1015 } |