Mercurial > projects > ddmd
annotate dmd/TypeSArray.d @ 187:b0d41ff5e0df
Added expandability scheme outlined in http://www.dsource.org/forums/viewtopic.php?t=5659&sid=6f2150ff5b0bffcd47512a6a7608d218
| author | Abscissa |
|---|---|
| date | Tue, 07 Jun 2011 23:37:34 -0400 |
| parents | e3afd1303184 |
| children |
| rev | line source |
|---|---|
| 0 | 1 module dmd.TypeSArray; |
| 2 | |
| 114 | 3 import dmd.common; |
| 0 | 4 import dmd.TypeArray; |
| 64 | 5 import dmd.TypeInfoStaticArrayDeclaration; |
| 51 | 6 import dmd.TypeAArray; |
| 0 | 7 import dmd.MOD; |
| 162 | 8 import dmd.ArrayExp; |
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9 import dmd.Parameter; |
| 51 | 10 import dmd.TypeIdentifier; |
| 11 import dmd.TemplateParameter; | |
| 12 import dmd.TemplateValueParameter; | |
| 0 | 13 import dmd.TypeStruct; |
| 14 import dmd.TypeTuple; | |
| 15 import dmd.VarExp; | |
| 16 import dmd.IntegerExp; | |
| 17 import dmd.Expression; | |
| 18 import dmd.Type; | |
| 19 import dmd.TupleDeclaration; | |
| 20 import dmd.TOK; | |
| 21 import dmd.Loc; | |
| 22 import dmd.STC; | |
| 23 import dmd.Scope; | |
| 24 import dmd.Dsymbol; | |
| 25 import dmd.OutBuffer; | |
| 26 import dmd.HdrGenState; | |
| 27 import dmd.Identifier; | |
| 28 import dmd.MATCH; | |
| 29 import dmd.TypeDArray; | |
| 30 import dmd.TypePointer; | |
| 31 import dmd.ArrayTypes; | |
| 32 import dmd.WANT; | |
| 33 import dmd.TypeInfoDeclaration; | |
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34 import dmd.ScopeDsymbol; |
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35 import dmd.ArrayScopeSymbol; |
| 0 | 36 import dmd.TY; |
| 37 import dmd.Util; | |
| 38 import dmd.Id; | |
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39 import dmd.IndexExp; |
| 0 | 40 |
| 41 import dmd.type.Util; | |
| 42 | |
| 43 import dmd.backend.dt_t; | |
| 44 import dmd.backend.TYPE; | |
| 45 import dmd.backend.Util; | |
| 46 import dmd.backend.TYM; | |
| 47 import dmd.backend.DT; | |
| 48 | |
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49 import dmd.DDMDExtensions; |
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50 |
| 0 | 51 // Static array, one with a fixed dimension |
| 52 class TypeSArray : TypeArray | |
| 53 { | |
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54 mixin insertMemberExtension!(typeof(this)); |
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55 |
| 0 | 56 Expression dim; |
| 57 | |
| 58 this(Type t, Expression dim) | |
| 59 { | |
| 178 | 60 register(); |
| 0 | 61 super(TY.Tsarray, t); |
| 62 //printf("TypeSArray(%s)\n", dim.toChars()); | |
| 63 this.dim = dim; | |
| 64 } | |
| 65 | |
| 72 | 66 override Type syntaxCopy() |
| 0 | 67 { |
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68 Type t = next.syntaxCopy(); |
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69 Expression e = dim.syntaxCopy(); |
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70 t = new TypeSArray(t, e); |
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71 t.mod = mod; |
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72 return t; |
| 0 | 73 } |
| 74 | |
| 72 | 75 override ulong size(Loc loc) |
| 0 | 76 { |
| 77 if (!dim) | |
| 78 return Type.size(loc); | |
| 79 | |
| 80 long sz = dim.toInteger(); | |
| 81 | |
| 82 { | |
| 83 long n, n2; | |
| 84 n = next.size(); | |
| 85 n2 = n * sz; | |
| 86 if (n && (n2 / n) != sz) | |
| 87 goto Loverflow; | |
| 88 | |
| 89 sz = n2; | |
| 90 } | |
| 91 return sz; | |
| 92 | |
| 93 Loverflow: | |
| 94 error(loc, "index %jd overflow for static array", sz); | |
| 95 return 1; | |
| 96 } | |
| 97 | |
| 72 | 98 override uint alignsize() |
| 0 | 99 { |
| 100 return next.alignsize(); | |
| 101 } | |
| 102 | |
| 72 | 103 override Type semantic(Loc loc, Scope sc) |
| 0 | 104 { |
| 105 //printf("TypeSArray.semantic() %s\n", toChars()); | |
| 106 | |
| 107 Type t; | |
| 108 Expression e; | |
| 109 Dsymbol s; | |
| 110 next.resolve(loc, sc, &e, &t, &s); | |
| 111 if (dim && s && s.isTupleDeclaration()) | |
| 112 { | |
| 113 TupleDeclaration sd = s.isTupleDeclaration(); | |
| 114 | |
| 115 dim = semanticLength(sc, sd, dim); | |
| 116 dim = dim.optimize(WANT.WANTvalue | WANT.WANTinterpret); | |
| 117 ulong d = dim.toUInteger(); | |
| 118 | |
| 119 if (d >= sd.objects.dim) | |
| 120 { error(loc, "tuple index %ju exceeds %u", d, sd.objects.dim); | |
| 121 return Type.terror; | |
| 122 } | |
| 123 ///Object o = cast(Object)sd.objects.data[(size_t)d]; | |
| 124 ///if (o.dyncast() != DYNCAST_TYPE) | |
| 125 ///{ | |
| 126 /// error(loc, "%s is not a type", toChars()); | |
| 127 /// return Type.terror; | |
| 128 ///} | |
| 129 ///t = cast(Type)o; | |
| 130 | |
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131 t = cast(Type)sd.objects[cast(size_t)d]; |
| 0 | 132 if (t is null) { |
| 133 error(loc, "%s is not a type", toChars()); | |
| 134 return Type.terror; | |
| 135 } | |
| 136 return t; | |
| 137 } | |
| 138 | |
| 139 next = next.semantic(loc,sc); | |
| 140 transitive(); | |
| 141 | |
| 142 Type tbn = next.toBasetype(); | |
| 143 | |
| 144 if (dim) | |
| 145 { | |
| 146 long n, n2; | |
| 147 | |
| 148 dim = semanticLength(sc, tbn, dim); | |
| 149 | |
| 150 dim = dim.optimize(WANT.WANTvalue | WANT.WANTinterpret); | |
| 151 if (sc && sc.parameterSpecialization && dim.op == TOK.TOKvar && | |
| 152 (cast(VarExp)dim).var.storage_class & STC.STCtemplateparameter) | |
| 153 { | |
| 154 /* It could be a template parameter N which has no value yet: | |
| 155 * template Foo(T : T[N], size_t N); | |
| 156 */ | |
| 157 return this; | |
| 158 } | |
| 159 long d1 = dim.toInteger(); | |
| 160 dim = dim.castTo(sc, tsize_t); | |
| 161 dim = dim.optimize(WANT.WANTvalue); | |
| 162 long d2 = dim.toInteger(); | |
| 163 | |
| 164 if (d1 != d2) | |
| 165 goto Loverflow; | |
| 166 | |
| 167 if (tbn.isintegral() || | |
| 168 tbn.isfloating() || | |
| 169 tbn.ty == TY.Tpointer || | |
| 170 tbn.ty == TY.Tarray || | |
| 171 tbn.ty == TY.Tsarray || | |
| 172 tbn.ty == TY.Taarray || | |
| 173 tbn.ty == TY.Tclass) | |
| 174 { | |
| 175 /* Only do this for types that don't need to have semantic() | |
| 176 * run on them for the size, since they may be forward referenced. | |
| 177 */ | |
| 178 n = tbn.size(loc); | |
| 179 n2 = n * d2; | |
| 180 if (cast(int)n2 < 0) | |
| 181 goto Loverflow; | |
| 182 if (n2 >= 0x1000000) // put a 'reasonable' limit on it | |
| 183 goto Loverflow; | |
| 184 if (n && n2 / n != d2) | |
| 185 { | |
| 186 Loverflow: | |
| 187 error(loc, "index %jd overflow for static array", d1); | |
| 188 dim = new IntegerExp(Loc(0), 1, tsize_t); | |
| 189 } | |
| 190 } | |
| 191 } | |
| 192 switch (tbn.ty) | |
| 193 { | |
| 194 case TY.Ttuple: | |
| 195 { // Index the tuple to get the type | |
| 196 assert(dim); | |
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197 auto tt = cast(TypeTuple)tbn; |
| 0 | 198 ulong d = dim.toUInteger(); |
| 199 | |
| 200 if (d >= tt.arguments.dim) | |
| 201 { | |
| 202 error(loc, "tuple index %ju exceeds %u", d, tt.arguments.dim); | |
| 203 return Type.terror; | |
| 204 } | |
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205 auto arg = tt.arguments[cast(size_t)d]; |
| 0 | 206 return arg.type; |
| 207 } | |
| 208 case TY.Tstruct: | |
| 209 { TypeStruct ts = cast(TypeStruct)tbn; | |
| 210 if (ts.sym.isnested) | |
| 211 error(loc, "cannot have array of inner structs %s", ts.toChars()); | |
| 212 break; | |
| 213 } | |
| 214 case TY.Tfunction: | |
| 215 case TY.Tnone: | |
| 216 error(loc, "can't have array of %s", tbn.toChars()); | |
| 217 tbn = next = tint32; | |
| 218 break; | |
| 219 default: /// | |
| 220 break; | |
| 221 } | |
| 222 if (tbn.isauto()) | |
| 223 error(loc, "cannot have array of auto %s", tbn.toChars()); | |
| 224 return merge(); | |
| 225 } | |
| 226 | |
| 72 | 227 override void resolve(Loc loc, Scope sc, Expression* pe, Type* pt, Dsymbol* ps) |
| 0 | 228 { |
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229 //printf("TypeSArray.resolve() %s\n", toChars()); |
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230 next.resolve(loc, sc, pe, pt, ps); |
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231 //printf("s = %p, e = %p, t = %p\n", *ps, *pe, *pt); |
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232 if (*pe) |
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233 { |
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234 // It's really an index expression |
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235 Expression e = new IndexExp(loc, *pe, dim); |
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236 *pe = e; |
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237 } |
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238 else if (*ps) |
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239 { |
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240 Dsymbol s = *ps; |
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241 TupleDeclaration td = s.isTupleDeclaration(); |
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242 if (td) |
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243 { |
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244 ScopeDsymbol sym = new ArrayScopeSymbol(sc, td); |
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245 sym.parent = sc.scopesym; |
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246 sc = sc.push(sym); |
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247 |
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248 dim = dim.semantic(sc); |
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249 dim = dim.optimize(WANTvalue | WANTinterpret); |
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250 ulong d = dim.toUInteger(); |
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251 |
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252 sc = sc.pop(); |
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253 |
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254 if (d >= td.objects.dim) |
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255 { |
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256 error(loc, "tuple index %ju exceeds %u", d, td.objects.dim); |
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257 goto Ldefault; |
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258 } |
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259 Object o = td.objects[cast(size_t)d]; |
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260 if ((*ps = isDsymbol(o)) !is null) /// ! |
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261 { |
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262 return; |
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263 } |
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264 if ((*pe = isExpression(o)) !is null) /// ! |
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265 { |
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266 return; |
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267 } |
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268 |
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269 /* Create a new TupleDeclaration which |
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270 * is a slice [d..d+1] out of the old one. |
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271 * Do it this way because TemplateInstance.semanticTiargs() |
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272 * can handle unresolved Objects this way. |
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273 */ |
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274 auto objects = new Objects; |
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275 objects.setDim(1); |
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276 objects[0] = o; |
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277 |
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278 auto tds = new TupleDeclaration(loc, td.ident, objects); |
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279 *ps = tds; |
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280 } |
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281 else |
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282 goto Ldefault; |
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283 } |
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284 else |
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285 { |
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286 Ldefault: |
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287 Type.resolve(loc, sc, pe, pt, ps); |
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288 } |
| 0 | 289 } |
| 290 | |
| 72 | 291 override void toDecoBuffer(OutBuffer buf, int flag) |
| 0 | 292 { |
| 293 Type.toDecoBuffer(buf, flag); | |
| 294 if (dim) | |
| 295 //buf.printf("%ju", dim.toInteger()); /// | |
| 296 buf.printf("%s", dim.toInteger()); | |
| 297 if (next) | |
| 298 /* Note that static arrays are value types, so | |
| 299 * for a parameter, propagate the 0x100 to the next | |
| 300 * level, since for T[4][3], any const should apply to the T, | |
| 301 * not the [4]. | |
| 302 */ | |
| 303 next.toDecoBuffer(buf, (flag & 0x100) ? flag : mod); | |
| 304 } | |
| 305 | |
| 72 | 306 override void toCBuffer2(OutBuffer buf, HdrGenState* hgs, MOD mod) |
| 0 | 307 { |
| 67 | 308 if (mod != this.mod) |
| 309 { | |
| 310 toCBuffer3(buf, hgs, mod); | |
| 311 return; | |
| 312 } | |
| 313 next.toCBuffer2(buf, hgs, this.mod); | |
| 314 buf.printf("[%s]", dim.toChars()); | |
| 0 | 315 } |
| 316 | |
| 72 | 317 override Expression dotExp(Scope sc, Expression e, Identifier ident) |
| 0 | 318 { |
| 319 version (LOGDOTEXP) { | |
| 320 printf("TypeSArray.dotExp(e = '%s', ident = '%s')\n", e.toChars(), ident.toChars()); | |
| 321 } | |
| 322 if (ident == Id.length) | |
| 323 { | |
| 324 e = dim; | |
| 325 } | |
| 326 else if (ident == Id.ptr) | |
| 327 { | |
| 328 e = e.castTo(sc, next.pointerTo()); | |
| 329 } | |
| 330 else | |
| 331 { | |
| 332 e = TypeArray.dotExp(sc, e, ident); | |
| 333 } | |
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334 e = e.semantic(sc); |
| 0 | 335 return e; |
| 336 } | |
| 337 | |
| 72 | 338 override bool isString() |
| 0 | 339 { |
| 64 | 340 TY nty = next.toBasetype().ty; |
| 341 return nty == Tchar || nty == Twchar || nty == Tdchar; | |
| 0 | 342 } |
| 343 | |
| 72 | 344 override bool isZeroInit(Loc loc) |
| 0 | 345 { |
| 346 return next.isZeroInit(loc); | |
| 347 } | |
| 348 | |
| 72 | 349 override uint memalign(uint salign) |
| 0 | 350 { |
| 351 return next.memalign(salign); | |
| 352 } | |
| 353 | |
| 72 | 354 override MATCH constConv(Type to) |
| 0 | 355 { |
|
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356 if (to.ty == Tsarray) |
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357 { |
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358 TypeSArray tsa = cast(TypeSArray)to; |
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359 if (!dim.equals(tsa.dim)) |
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360 return MATCHnomatch; |
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361 } |
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362 return super.constConv(to); |
| 0 | 363 } |
| 364 | |
| 72 | 365 override MATCH implicitConvTo(Type to) |
| 0 | 366 { |
| 367 //printf("TypeSArray.implicitConvTo(to = %s) this = %s\n", to.toChars(), toChars()); | |
| 368 | |
| 369 // Allow implicit conversion of static array to pointer or dynamic array | |
| 370 if (IMPLICIT_ARRAY_TO_PTR && to.ty == Tpointer) | |
| 371 { | |
| 372 TypePointer tp = cast(TypePointer)to; | |
| 373 | |
| 135 | 374 if (!MODimplicitConv(next.mod, tp.next.mod)) |
| 0 | 375 return MATCHnomatch; |
| 376 | |
| 377 if (tp.next.ty == Tvoid || next.constConv(tp.next) != MATCHnomatch) | |
| 378 { | |
| 379 return MATCHconvert; | |
| 380 } | |
| 381 return MATCHnomatch; | |
| 382 } | |
| 383 if (to.ty == Tarray) | |
| 384 { | |
| 385 int offset = 0; | |
| 386 TypeDArray ta = cast(TypeDArray)to; | |
| 387 | |
| 135 | 388 if (!MODimplicitConv(next.mod, ta.next.mod)) |
| 0 | 389 return MATCHnomatch; |
| 390 | |
| 391 if (next.equals(ta.next) || | |
| 135 | 392 // next.implicitConvTo(ta.next) >= MATCHconst || |
| 393 next.constConv(ta.next) != MATCHnomatch || | |
| 0 | 394 (ta.next.isBaseOf(next, &offset) && offset == 0) || |
| 395 ta.next.ty == Tvoid | |
| 396 ) | |
| 397 return MATCHconvert; | |
| 398 | |
| 399 return MATCHnomatch; | |
| 400 } | |
| 401 if (to.ty == Tsarray) | |
| 402 { | |
| 403 if (this == to) | |
| 404 return MATCHexact; | |
| 405 | |
| 406 TypeSArray tsa = cast(TypeSArray)to; | |
| 407 | |
| 408 if (dim.equals(tsa.dim)) | |
| 409 { | |
| 410 /* Since static arrays are value types, allow | |
| 411 * conversions from const elements to non-const | |
| 412 * ones, just like we allow conversion from const int | |
| 413 * to int. | |
| 414 */ | |
| 415 MATCH m = next.implicitConvTo(tsa.next); | |
| 416 if (m >= MATCHconst) | |
| 417 { | |
| 418 if (mod != to.mod) | |
| 419 m = MATCHconst; | |
| 420 return m; | |
| 421 } | |
| 422 } | |
| 423 } | |
| 424 return MATCHnomatch; | |
| 425 } | |
| 426 | |
| 72 | 427 override Expression defaultInit(Loc loc) |
| 0 | 428 { |
| 429 version (LOGDEFAULTINIT) { | |
| 430 printf("TypeSArray.defaultInit() '%s'\n", toChars()); | |
| 431 } | |
| 432 return next.defaultInit(loc); | |
| 433 } | |
| 434 | |
| 72 | 435 override dt_t** toDt(dt_t** pdt) |
| 0 | 436 { |
| 437 return toDtElem(pdt, null); | |
| 438 } | |
| 439 | |
| 440 dt_t** toDtElem(dt_t** pdt, Expression e) | |
| 441 { | |
| 442 int i; | |
| 443 | |
| 444 //printf("TypeSArray::toDtElem()\n"); | |
| 445 uint len = cast(uint)dim.toInteger(); | |
| 446 if (len) | |
| 447 { | |
| 448 while (*pdt) | |
| 449 pdt = &((*pdt).DTnext); | |
| 450 Type tnext = next; | |
| 451 Type tbn = tnext.toBasetype(); | |
| 452 while (tbn.ty == Tsarray) | |
| 453 { | |
| 454 TypeSArray tsa = cast(TypeSArray)tbn; | |
| 455 | |
| 456 len *= tsa.dim.toInteger(); | |
| 457 tnext = tbn.nextOf(); | |
| 458 tbn = tnext.toBasetype(); | |
| 459 } | |
| 460 if (!e) // if not already supplied | |
| 461 e = tnext.defaultInit(Loc(0)); // use default initializer | |
| 462 if (tbn.ty == Tstruct) | |
| 463 tnext.toDt(pdt); | |
| 464 else | |
| 465 e.toDt(pdt); | |
| 466 dt_optimize(*pdt); | |
| 467 if ((*pdt).dt == DT_azeros && !(*pdt).DTnext) | |
| 468 { | |
| 469 (*pdt).DTazeros *= len; | |
| 470 pdt = &((*pdt).DTnext); | |
| 471 } | |
| 472 else if ((*pdt).dt == DT_1byte && (*pdt).DTonebyte == 0 && !(*pdt).DTnext) | |
| 473 { | |
| 474 (*pdt).dt = DT_azeros; | |
| 475 (*pdt).DTazeros = len; | |
| 476 pdt = &((*pdt).DTnext); | |
| 477 } | |
| 478 else if (e.op != TOKstring) | |
| 479 { | |
| 480 for (i = 1; i < len; i++) | |
| 481 { | |
| 482 if (tbn.ty == Tstruct) | |
| 483 { | |
| 484 pdt = tnext.toDt(pdt); | |
| 485 while (*pdt) | |
| 486 pdt = &((*pdt).DTnext); | |
| 487 } | |
| 488 else | |
| 489 pdt = e.toDt(pdt); | |
| 490 } | |
| 491 } | |
| 492 } | |
| 493 return pdt; | |
| 494 } | |
| 495 | |
| 72 | 496 override MATCH deduceType(Scope sc, Type tparam, TemplateParameters parameters, Objects dedtypes) |
| 0 | 497 { |
| 51 | 498 static if (false) { |
| 499 printf("TypeSArray.deduceType()\n"); | |
| 500 printf("\tthis = %d, ", ty); print(); | |
| 501 printf("\ttparam = %d, ", tparam.ty); tparam.print(); | |
| 502 } | |
| 503 | |
| 504 // Extra check that array dimensions must match | |
| 505 if (tparam) | |
| 506 { | |
| 507 if (tparam.ty == Tsarray) | |
| 508 { | |
| 509 TypeSArray tp = cast(TypeSArray)tparam; | |
| 510 | |
| 511 if (tp.dim.op == TOKvar && (cast(VarExp)tp.dim).var.storage_class & STCtemplateparameter) | |
| 512 { | |
| 513 int i = templateIdentifierLookup((cast(VarExp)tp.dim).var.ident, parameters); | |
| 514 // This code matches code in TypeInstance.deduceType() | |
| 515 if (i == -1) | |
| 516 goto Lnomatch; | |
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517 auto tp2 = parameters[i]; |
| 51 | 518 TemplateValueParameter tvp = tp2.isTemplateValueParameter(); |
| 519 if (!tvp) | |
| 520 goto Lnomatch; | |
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521 Expression e = cast(Expression)dedtypes[i]; |
| 51 | 522 if (e) |
| 523 { | |
| 524 if (!dim.equals(e)) | |
| 525 goto Lnomatch; | |
| 526 } | |
| 527 else | |
| 528 { | |
| 529 Type vt = tvp.valType.semantic(Loc(0), sc); | |
| 530 MATCH m = cast(MATCH)dim.implicitConvTo(vt); | |
| 531 if (!m) | |
| 532 goto Lnomatch; | |
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533 dedtypes[i] = dim; |
| 51 | 534 } |
| 535 } | |
| 536 else if (dim.toInteger() != tp.dim.toInteger()) | |
| 537 return MATCHnomatch; | |
| 538 } | |
| 539 else if (tparam.ty == Taarray) | |
| 540 { | |
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541 auto tp = cast(TypeAArray)tparam; |
| 51 | 542 if (tp.index.ty == Tident) |
| 543 { | |
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544 auto tident = cast(TypeIdentifier)tp.index; |
| 51 | 545 |
| 546 if (tident.idents.dim == 0) | |
| 547 { | |
| 548 Identifier id = tident.ident; | |
| 549 | |
| 550 for (size_t i = 0; i < parameters.dim; i++) | |
| 551 { | |
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552 auto tp2 = parameters[i]; |
| 51 | 553 |
| 554 if (tp2.ident.equals(id)) | |
| 555 { | |
| 556 // Found the corresponding template parameter | |
| 557 TemplateValueParameter tvp = tp2.isTemplateValueParameter(); | |
| 558 if (!tvp || !tvp.valType.isintegral()) | |
| 559 goto Lnomatch; | |
| 560 | |
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561 if (dedtypes[i]) |
| 51 | 562 { |
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563 if (!dim.equals(dedtypes[i])) |
| 51 | 564 goto Lnomatch; |
| 565 } | |
| 566 else | |
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567 { dedtypes[i] = dim; |
| 51 | 568 } |
| 569 return next.deduceType(sc, tparam.nextOf(), parameters, dedtypes); | |
| 570 } | |
| 571 } | |
| 572 } | |
| 573 } | |
| 574 } | |
| 575 else if (tparam.ty == Tarray) | |
| 576 { | |
| 577 MATCH m; | |
| 578 | |
| 579 m = next.deduceType(sc, tparam.nextOf(), parameters, dedtypes); | |
| 580 if (m == MATCHexact) | |
| 581 m = MATCHconvert; | |
| 582 return m; | |
| 583 } | |
| 584 } | |
| 585 return Type.deduceType(sc, tparam, parameters, dedtypes); | |
| 586 | |
| 587 Lnomatch: | |
| 588 return MATCHnomatch; | |
| 0 | 589 } |
| 590 | |
| 72 | 591 override TypeInfoDeclaration getTypeInfoDeclaration() |
| 0 | 592 { |
| 64 | 593 return new TypeInfoStaticArrayDeclaration(this); |
| 0 | 594 } |
| 595 | |
| 72 | 596 override Expression toExpression() |
| 0 | 597 { |
| 162 | 598 Expression e = next.toExpression(); |
| 599 if (e) | |
| 600 { | |
| 601 Expressions arguments = new Expressions(); | |
| 602 arguments.push(dim); | |
| 603 e = new ArrayExp(dim.loc, e, arguments); | |
| 604 } | |
| 605 return e; | |
| 0 | 606 } |
| 607 | |
| 72 | 608 override bool hasPointers() |
| 0 | 609 { |
| 610 return next.hasPointers(); | |
| 611 } | |
| 612 | |
| 613 version (CPP_MANGLE) { | |
| 614 void toCppMangle(OutBuffer buf, CppMangleState* cms) | |
| 615 { | |
| 616 assert(false); | |
| 617 } | |
| 618 } | |
| 619 | |
| 72 | 620 override type* toCtype() |
| 0 | 621 { |
| 622 if (!ctype) | |
| 623 { | |
| 624 type* tn = next.toCtype(); | |
| 625 ctype = type_allocn(TYarray, tn); | |
| 626 ctype.Tdim = cast(uint)dim.toInteger(); | |
| 627 } | |
| 628 | |
| 629 return ctype; | |
| 630 } | |
| 631 | |
| 72 | 632 override type* toCParamtype() |
| 0 | 633 { |
| 96 | 634 version(SARRAYVALUE) |
| 635 { | |
| 636 return toCtype(); | |
| 637 } | |
| 638 else | |
| 639 { | |
| 0 | 640 // arrays are passed as pointers |
| 641 return next.pointerTo().toCtype(); | |
| 96 | 642 } |
| 0 | 643 } |
| 72 | 644 } |