Mercurial > projects > ddmd
annotate dmd/TypeDArray.d @ 183:190ba98276b3
Several changes to make it build on posix systems.
I've only tried to build on Mac OS X but it should build on Linux now as well.
This should also fix ticket #9.
| author | Jacob Carlborg <doob@me.com> |
|---|---|
| date | Mon, 25 Oct 2010 15:36:13 +0200 |
| parents | e3afd1303184 |
| children | b0d41ff5e0df |
| rev | line source |
|---|---|
| 0 | 1 module dmd.TypeDArray; |
| 2 | |
| 114 | 3 import dmd.common; |
| 0 | 4 import dmd.TypeArray; |
| 5 import dmd.MOD; | |
| 6 import dmd.Id; | |
| 7 import dmd.TOK; | |
| 8 import dmd.StringExp; | |
| 9 import dmd.IntegerExp; | |
| 10 import dmd.ArrayLengthExp; | |
| 11 import dmd.Type; | |
| 12 import dmd.Loc; | |
| 13 import dmd.Scope; | |
| 14 import dmd.OutBuffer; | |
| 15 import dmd.HdrGenState; | |
| 16 import dmd.Expression; | |
| 17 import dmd.Identifier; | |
| 18 import dmd.MATCH; | |
| 19 import dmd.ArrayTypes; | |
| 20 import dmd.TypeInfoDeclaration; | |
| 21 import dmd.TypeInfoArrayDeclaration; | |
| 22 import dmd.NullExp; | |
| 23 import dmd.TY; | |
| 24 import dmd.TypeStruct; | |
| 25 import dmd.Util; | |
| 26 import dmd.TypePointer; | |
| 27 import dmd.Global; | |
| 28 | |
| 29 import dmd.backend.TYPE; | |
| 30 import dmd.backend.Symbol; | |
| 31 import dmd.backend.Classsym; | |
| 32 import dmd.backend.Util; | |
| 33 import dmd.backend.SC; | |
| 34 import dmd.backend.TYM; | |
| 35 import dmd.backend.LIST; | |
| 36 | |
| 37 import core.stdc.stdlib; | |
| 38 import core.stdc.stdio; | |
|
14
2cc604139636
Implemented Linux support for ddmd. Some parts are a bit hacky to just "get it working", that said, druntime and phobos compile, and unittests pass.
Robert Clipsham <robert@octarineparrot.com>
parents:
0
diff
changeset
|
39 version (Bug4054) import core.memory; |
| 0 | 40 |
| 41 // Dynamic array, no dimension | |
| 42 class TypeDArray : TypeArray | |
| 43 { | |
| 44 this(Type t) | |
| 45 { | |
| 178 | 46 register(); |
| 0 | 47 super(TY.Tarray, t); |
| 48 //printf("TypeDArray(t = %p)\n", t); | |
| 49 } | |
| 50 | |
| 72 | 51 override Type syntaxCopy() |
| 0 | 52 { |
| 53 Type t = next.syntaxCopy(); | |
| 54 if (t == next) | |
| 55 t = this; | |
| 56 else | |
| 57 { | |
| 58 t = new TypeDArray(t); | |
| 59 t.mod = mod; | |
| 60 } | |
| 61 return t; | |
| 62 } | |
| 63 | |
| 72 | 64 override ulong size(Loc loc) |
| 0 | 65 { |
| 66 //printf("TypeDArray.size()\n"); | |
| 67 return PTRSIZE * 2; | |
| 68 } | |
| 69 | |
| 72 | 70 override uint alignsize() |
| 0 | 71 { |
| 72 // A DArray consists of two ptr-sized values, so align it on pointer size | |
| 73 // boundary | |
| 74 return PTRSIZE; | |
| 75 } | |
| 76 | |
| 72 | 77 override Type semantic(Loc loc, Scope sc) |
| 0 | 78 { |
| 79 Type tn = next; | |
| 80 | |
| 81 tn = next.semantic(loc,sc); | |
| 82 Type tbn = tn.toBasetype(); | |
| 83 switch (tbn.ty) | |
| 84 { | |
| 85 case TY.Tfunction: | |
| 86 case TY.Tnone: | |
| 87 case TY.Ttuple: | |
| 88 error(loc, "can't have array of %s", tbn.toChars()); | |
| 89 tn = next = tint32; | |
| 90 break; | |
| 91 case TY.Tstruct: | |
| 92 { | |
| 93 TypeStruct ts = cast(TypeStruct)tbn; | |
| 94 if (ts.sym.isnested) | |
| 95 error(loc, "cannot have array of inner structs %s", ts.toChars()); | |
| 96 break; | |
| 97 } | |
| 98 | |
| 99 default: | |
| 100 break; /// | |
| 101 } | |
| 102 if (tn.isauto()) | |
| 103 error(loc, "cannot have array of auto %s", tn.toChars()); | |
| 104 | |
| 105 next = tn; | |
| 106 transitive(); | |
| 107 return merge(); | |
| 108 } | |
| 109 | |
| 72 | 110 override void toDecoBuffer(OutBuffer buf, int flag) |
| 0 | 111 { |
| 112 Type.toDecoBuffer(buf, flag); | |
| 113 if (next) | |
| 114 next.toDecoBuffer(buf, (flag & 0x100) ? 0 : mod); | |
| 115 } | |
| 116 | |
| 96 | 117 override void toCBuffer2(OutBuffer buf, HdrGenState* hgs, MOD mod) |
| 0 | 118 { |
| 119 if (mod != this.mod) | |
| 120 { | |
| 121 toCBuffer3(buf, hgs, mod); | |
| 122 return; | |
| 123 } | |
| 176 | 124 if (equals(global.tstring)) |
| 96 | 125 buf.writestring("string"); |
| 126 else | |
| 127 { | |
| 128 next.toCBuffer2(buf, hgs, this.mod); | |
| 129 buf.writestring("[]"); | |
| 130 } | |
| 0 | 131 } |
| 132 | |
| 72 | 133 override Expression dotExp(Scope sc, Expression e, Identifier ident) |
| 0 | 134 { |
| 135 version (LOGDOTEXP) { | |
| 136 printf("TypeDArray.dotExp(e = '%s', ident = '%s')\n", e.toChars(), ident.toChars()); | |
| 137 } | |
| 138 if (ident is Id.length) | |
| 139 { | |
| 140 if (e.op == TOK.TOKstring) | |
| 141 { | |
| 142 StringExp se = cast(StringExp)e; | |
| 143 | |
| 144 return new IntegerExp(se.loc, se.len, Type.tindex); | |
| 145 } | |
| 146 e = new ArrayLengthExp(e.loc, e); | |
| 147 e.type = Type.tsize_t; | |
| 148 return e; | |
| 149 } | |
| 150 else if (ident is Id.ptr) | |
| 151 { | |
| 152 e = e.castTo(sc, next.pointerTo()); | |
| 153 return e; | |
| 154 } | |
| 155 else | |
| 156 { | |
| 157 e = TypeArray.dotExp(sc, e, ident); | |
| 158 } | |
| 159 return e; | |
| 160 } | |
| 161 | |
| 72 | 162 override bool isString() |
| 0 | 163 { |
|
12
832f71e6f96c
*Exp and *AssignExp arrayOp implementation added (might be a bit incomplete)
korDen
parents:
0
diff
changeset
|
164 TY nty = next.toBasetype().ty; |
|
832f71e6f96c
*Exp and *AssignExp arrayOp implementation added (might be a bit incomplete)
korDen
parents:
0
diff
changeset
|
165 return nty == Tchar || nty == Twchar || nty == Tdchar; |
| 0 | 166 } |
| 167 | |
| 72 | 168 override bool isZeroInit(Loc loc) |
| 0 | 169 { |
| 170 return true; | |
| 171 } | |
| 172 | |
| 72 | 173 override bool checkBoolean() |
| 0 | 174 { |
| 175 return true; | |
| 176 } | |
| 177 | |
| 72 | 178 override MATCH implicitConvTo(Type to) |
| 0 | 179 { |
| 180 //printf("TypeDArray.implicitConvTo(to = %s) this = %s\n", to.toChars(), toChars()); | |
| 181 if (equals(to)) | |
| 182 return MATCHexact; | |
| 183 | |
| 184 // Allow implicit conversion of array to pointer | |
| 185 if (IMPLICIT_ARRAY_TO_PTR && to.ty == Tpointer) | |
| 186 { | |
| 187 TypePointer tp = cast(TypePointer)to; | |
| 188 | |
| 189 /* Allow conversion to void* | |
| 190 */ | |
| 191 if (tp.next.ty == Tvoid && | |
| 135 | 192 MODimplicitConv(next.mod, tp.next.mod)) |
| 0 | 193 { |
| 194 return MATCHconvert; | |
| 195 } | |
| 196 | |
| 197 return next.constConv(to); | |
| 198 } | |
| 199 | |
| 200 if (to.ty == Tarray) | |
| 201 { | |
| 202 int offset = 0; | |
| 203 TypeDArray ta = cast(TypeDArray)to; | |
| 204 | |
| 135 | 205 if (!MODimplicitConv(next.mod, ta.next.mod)) |
| 0 | 206 return MATCHnomatch; // not const-compatible |
| 207 | |
| 208 /* Allow conversion to void[] | |
| 209 */ | |
| 210 if (next.ty != Tvoid && ta.next.ty == Tvoid) | |
| 211 { | |
| 212 return MATCHconvert; | |
| 213 } | |
| 214 | |
| 215 MATCH m = next.constConv(ta.next); | |
| 216 if (m != MATCHnomatch) | |
| 217 { | |
| 218 if (m == MATCHexact && mod != to.mod) | |
| 219 m = MATCHconst; | |
| 220 return m; | |
| 221 } | |
| 222 | |
| 135 | 223 static if(false) { |
| 0 | 224 /* Allow conversions of T[][] to const(T)[][] |
| 225 */ | |
| 226 if (mod == ta.mod && next.ty == Tarray && ta.next.ty == Tarray) | |
| 227 { | |
| 228 m = next.implicitConvTo(ta.next); | |
| 229 if (m == MATCHconst) | |
| 230 return m; | |
| 231 } | |
| 135 | 232 } |
| 0 | 233 /* Conversion of array of derived to array of base |
| 234 */ | |
| 235 if (ta.next.isBaseOf(next, &offset) && offset == 0) | |
| 236 return MATCHconvert; | |
| 237 } | |
| 238 return Type.implicitConvTo(to); | |
| 239 } | |
| 240 | |
| 72 | 241 override Expression defaultInit(Loc loc) |
| 0 | 242 { |
| 243 version (LOGDEFAULTINIT) { | |
| 244 printf("TypeDArray.defaultInit() '%s'\n", toChars()); | |
| 245 } | |
| 135 | 246 return new NullExp(loc, this); |
| 0 | 247 } |
| 248 | |
| 72 | 249 override bool builtinTypeInfo() |
| 0 | 250 { |
| 251 version (DMDV2) { | |
| 252 return !mod && (next.isTypeBasic() !is null && !next.mod || | |
| 253 // strings are so common, make them builtin | |
| 135 | 254 next.ty == Tchar && next.mod == MODimmutable); |
| 0 | 255 } else { |
| 256 return next.isTypeBasic() !is null; | |
| 257 } | |
| 258 } | |
| 259 version (DMDV2) { | |
| 72 | 260 override MATCH deduceType(Scope sc, Type tparam, TemplateParameters parameters, Objects dedtypes) |
| 0 | 261 { |
| 262 static if (false) { | |
| 263 printf("TypeDArray.deduceType()\n"); | |
| 264 printf("\tthis = %d, ", ty); print(); | |
| 265 printf("\ttparam = %d, ", tparam.ty); tparam.print(); | |
| 266 } | |
| 267 return Type.deduceType(sc, tparam, parameters, dedtypes); | |
| 268 | |
| 269 Lnomatch: | |
| 270 return MATCHnomatch; | |
| 271 } | |
| 272 } | |
| 72 | 273 override TypeInfoDeclaration getTypeInfoDeclaration() |
| 0 | 274 { |
| 275 return new TypeInfoArrayDeclaration(this); | |
| 276 } | |
| 277 | |
| 72 | 278 override bool hasPointers() |
| 0 | 279 { |
| 280 return true; | |
| 281 } | |
| 282 | |
| 283 version (CPP_MANGLE) { | |
|
183
190ba98276b3
Several changes to make it build on posix systems.
Jacob Carlborg <doob@me.com>
parents:
178
diff
changeset
|
284 void toCppMangle(OutBuffer buf, CppMangleState* cms) |
|
190ba98276b3
Several changes to make it build on posix systems.
Jacob Carlborg <doob@me.com>
parents:
178
diff
changeset
|
285 { |
|
190ba98276b3
Several changes to make it build on posix systems.
Jacob Carlborg <doob@me.com>
parents:
178
diff
changeset
|
286 assert(false); |
|
190ba98276b3
Several changes to make it build on posix systems.
Jacob Carlborg <doob@me.com>
parents:
178
diff
changeset
|
287 } |
| 0 | 288 } |
| 289 | |
| 72 | 290 override type* toCtype() |
| 0 | 291 { |
| 292 type *t; | |
| 293 | |
| 294 if (ctype) | |
| 295 return ctype; | |
| 296 | |
| 297 if (0 && global.params.symdebug) | |
| 298 { | |
| 299 /* Create a C type out of: | |
| 300 * struct _Array_T { size_t length; T* data; } | |
| 301 */ | |
| 302 Symbol* s; | |
| 303 char *id; | |
| 304 | |
| 305 assert(next.deco); | |
|
14
2cc604139636
Implemented Linux support for ddmd. Some parts are a bit hacky to just "get it working", that said, druntime and phobos compile, and unittests pass.
Robert Clipsham <robert@octarineparrot.com>
parents:
0
diff
changeset
|
306 version (Bug4054) |
|
2cc604139636
Implemented Linux support for ddmd. Some parts are a bit hacky to just "get it working", that said, druntime and phobos compile, and unittests pass.
Robert Clipsham <robert@octarineparrot.com>
parents:
0
diff
changeset
|
307 id = cast(char*) GC.malloc(7 + next.deco.length + 1); |
|
2cc604139636
Implemented Linux support for ddmd. Some parts are a bit hacky to just "get it working", that said, druntime and phobos compile, and unittests pass.
Robert Clipsham <robert@octarineparrot.com>
parents:
0
diff
changeset
|
308 else |
| 0 | 309 id = cast(char*) alloca(7 + next.deco.length + 1); |
| 310 sprintf(id, "_Array_%.*s", next.deco); | |
| 311 s = symbol_calloc(id); | |
| 312 s.Sclass = SC.SCstruct; | |
| 313 s.Sstruct = struct_calloc(); | |
| 314 s.Sstruct.Sflags |= 0; | |
| 315 s.Sstruct.Salignsize = alignsize(); | |
| 316 s.Sstruct.Sstructalign = cast(ubyte)global.structalign; | |
| 317 s.Sstruct.Sstructsize = cast(uint)size(Loc(0)); | |
| 318 slist_add(s); | |
| 319 | |
| 320 Symbol* s1 = symbol_name("length", SC.SCmember, Type.tsize_t.toCtype()); | |
| 321 list_append(&s.Sstruct.Sfldlst, s1); | |
| 322 | |
| 323 Symbol* s2 = symbol_name("data", SC.SCmember, next.pointerTo().toCtype()); | |
| 324 s2.Smemoff = cast(uint)Type.tsize_t.size(); | |
| 325 list_append(&s.Sstruct.Sfldlst, s2); | |
| 326 | |
| 327 t = type_alloc(TYM.TYstruct); | |
| 328 t.Ttag = cast(Classsym*)s; // structure tag name | |
| 329 t.Tcount++; | |
| 330 s.Stype = t; | |
| 331 } | |
| 332 else | |
| 333 { | |
| 334 if (global.params.symdebug == 1) | |
| 335 { | |
| 336 // Generate D symbolic debug info, rather than C | |
| 337 t = type_allocn(TYM.TYdarray, next.toCtype()); | |
| 338 } | |
| 339 else | |
| 340 t = type_fake(TYM.TYdarray); | |
| 341 } | |
| 342 t.Tcount++; | |
| 343 ctype = t; | |
| 344 return t; | |
| 345 } | |
|
14
2cc604139636
Implemented Linux support for ddmd. Some parts are a bit hacky to just "get it working", that said, druntime and phobos compile, and unittests pass.
Robert Clipsham <robert@octarineparrot.com>
parents:
0
diff
changeset
|
346 } |