Mercurial > projects > ddmd
annotate dmd/Type.d @ 177:1475fd394c9e
bug fixes
| author | korDen |
|---|---|
| date | Sun, 10 Oct 2010 10:38:55 +0400 |
| parents | fa9a71a9f5a8 |
| children | e3afd1303184 |
| rev | line source |
|---|---|
| 0 | 1 module dmd.Type; |
| 2 | |
| 114 | 3 import dmd.common; |
| 0 | 4 import dmd.TY; |
|
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5 import dmd.Parameter; |
| 0 | 6 import dmd.TOK; |
| 7 import dmd.STC; | |
| 8 import dmd.TypeArray; | |
| 9 import dmd.DotVarExp; | |
| 10 import dmd.ErrorExp; | |
| 11 import dmd.StringExp; | |
| 12 import dmd.IntegerExp; | |
| 13 import dmd.VarExp; | |
| 14 import dmd.TemplateParameter; | |
| 15 import dmd.TypeInfoSharedDeclaration; | |
| 16 import dmd.TypeInfoConstDeclaration; | |
| 17 import dmd.TypeInfoInvariantDeclaration; | |
| 18 import dmd.Module; | |
| 19 import dmd.Id; | |
| 20 import dmd.Util; | |
| 21 import dmd.VarDeclaration; | |
| 22 import dmd.Loc; | |
| 23 import dmd.Scope; | |
| 24 import dmd.OutBuffer; | |
| 25 import dmd.Identifier; | |
| 26 import dmd.HdrGenState; | |
| 27 import dmd.Expression; | |
| 28 import dmd.Dsymbol; | |
| 29 import dmd.MATCH; | |
| 30 import dmd.TypeInfoDeclaration; | |
| 31 import dmd.ClassDeclaration; | |
| 32 import dmd.StringTable; | |
| 33 import dmd.ArrayTypes; | |
| 34 import dmd.TypeBasic; | |
| 35 import dmd.DYNCAST; | |
| 36 import dmd.MOD; | |
| 37 import dmd.Lexer; | |
| 38 import dmd.TypeSArray; | |
| 39 import dmd.TypeDArray; | |
| 40 import dmd.TypeAArray; | |
| 41 import dmd.TypePointer; | |
| 42 import dmd.TypeReference; | |
| 43 import dmd.TypeFunction; | |
| 44 import dmd.TypeDelegate; | |
| 45 import dmd.TypeIdentifier; | |
| 46 import dmd.TypeInstance; | |
| 47 import dmd.TypeTypeof; | |
| 48 import dmd.TypeReturn; | |
| 49 import dmd.TypeStruct; | |
| 50 import dmd.TypeEnum; | |
| 51 import dmd.TypeTypedef; | |
| 52 import dmd.TypeClass; | |
| 53 import dmd.TypeTuple; | |
| 54 import dmd.TypeSlice; | |
| 55 import dmd.Global; | |
| 56 import dmd.StringValue; | |
|
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57 import dmd.TRUST; |
|
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58 import dmd.TemplateDeclaration; |
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59 import dmd.DotIdExp; |
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60 import dmd.AggregateDeclaration; |
|
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61 import dmd.DotTemplateInstanceExp; |
| 135 | 62 import dmd.Token; |
| 63 import dmd.TypeInfoWildDeclaration; | |
|
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64 |
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65 import dmd.expression.Util; |
| 0 | 66 |
| 67 import dmd.backend.Symbol; | |
| 68 import dmd.backend.TYPE; | |
| 69 import dmd.backend.dt_t; | |
| 70 import dmd.backend.Util; | |
| 71 import dmd.backend.TYM; | |
| 72 import dmd.backend.mTY; | |
| 73 | |
| 74 import core.stdc.stdio; | |
| 75 | |
| 4 | 76 import core.memory; |
| 2 | 77 |
| 0 | 78 /* These have default values for 32 bit code, they get |
| 79 * adjusted for 64 bit code. | |
| 80 */ | |
| 81 | |
| 174 | 82 __gshared int PTRSIZE = 4; |
| 83 | |
| 84 __gshared int Tsize_t; | |
| 85 __gshared int Tptrdiff_t; | |
| 0 | 86 |
| 87 /* REALSIZE = size a real consumes in memory | |
| 88 * REALPAD = 'padding' added to the CPU real size to bring it up to REALSIZE | |
| 89 * REALALIGNSIZE = alignment for reals | |
| 90 */ | |
| 91 version (TARGET_OSX) { | |
|
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92 extern(C++) __gshared int REALSIZE = 16; |
| 174 | 93 __gshared int REALPAD = 6; |
| 94 __gshared int REALALIGNSIZE = 16; | |
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95 } else version (POSIX) { /// TARGET_LINUX || TARGET_FREEBSD || TARGET_SOLARIS |
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96 extern(C++) __gshared int REALSIZE = 12; |
| 174 | 97 __gshared int REALPAD = 2; |
| 98 __gshared int REALALIGNSIZE = 4; | |
| 0 | 99 } else { |
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100 extern(C++) __gshared int REALSIZE = 10; |
| 174 | 101 __gshared int REALPAD = 0; |
| 102 __gshared int REALALIGNSIZE = 2; | |
| 0 | 103 } |
| 104 | |
| 105 /**** | |
| 106 * Given an identifier, figure out which TemplateParameter it is. | |
| 107 * Return -1 if not found. | |
| 108 */ | |
| 109 | |
| 110 int templateIdentifierLookup(Identifier id, TemplateParameters parameters) | |
| 111 { | |
|
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112 foreach (size_t i, TemplateParameter tp; parameters) |
| 174 | 113 { |
| 0 | 114 if (tp.ident.equals(id)) |
| 115 return i; | |
| 116 } | |
| 117 return -1; | |
| 118 } | |
| 119 | |
| 120 int templateParameterLookup(Type tparam, TemplateParameters parameters) | |
| 121 { | |
| 122 assert(tparam.ty == Tident); | |
| 123 TypeIdentifier tident = cast(TypeIdentifier)tparam; | |
| 124 //printf("\ttident = '%s'\n", tident.toChars()); | |
| 125 if (tident.idents.dim == 0) | |
| 126 { | |
| 127 return templateIdentifierLookup(tident.ident, parameters); | |
| 128 } | |
| 129 return -1; | |
| 130 } | |
| 131 | |
| 135 | 132 /*************************** |
| 133 * Return !=0 if modfrom can be implicitly converted to modto | |
| 134 */ | |
| 135 int MODimplicitConv(MOD modfrom, MOD modto) | |
| 136 { | |
| 137 if (modfrom == modto) | |
| 138 return 1; | |
| 139 | |
| 140 //printf("MODimplicitConv(from = %x, to = %x)\n", modfrom, modto); | |
| 141 static uint X(MOD m, MOD n) | |
| 142 { | |
| 143 return (((m) << 4) | (n)); | |
| 144 } | |
| 145 switch (X(modfrom, modto)) | |
| 146 { | |
| 147 case X(MOD.MODundefined, MOD.MODconst): | |
| 148 case X(MOD.MODimmutable, MOD.MODconst): | |
| 149 case X(MOD.MODwild, MOD.MODconst): | |
| 150 case X(MOD.MODimmutable, MOD.MODconst | MOD.MODshared): | |
| 151 case X(MOD.MODshared, MOD.MODconst | MOD.MODshared): | |
| 152 case X(MOD.MODwild | MOD.MODshared, MOD.MODconst | MOD.MODshared): | |
| 153 return 1; | |
| 154 | |
| 155 default: | |
| 156 return 0; | |
| 157 } | |
| 158 } | |
| 159 | |
| 160 /********************************* | |
| 161 * Mangling for mod. | |
| 162 */ | |
| 163 void MODtoDecoBuffer(OutBuffer buf, MOD mod) | |
| 164 { | |
| 165 switch (mod) | |
| 166 { | |
| 167 case MOD.MODundefined: | |
| 168 break; | |
| 169 case MOD.MODconst: | |
| 170 buf.writeByte('x'); | |
| 171 break; | |
| 172 case MOD.MODimmutable: | |
| 173 buf.writeByte('y'); | |
| 174 break; | |
| 175 case MOD.MODshared: | |
| 176 buf.writeByte('O'); | |
| 177 break; | |
| 178 case MOD.MODshared | MOD.MODconst: | |
| 179 buf.writestring("Ox"); | |
| 180 break; | |
| 181 case MOD.MODwild: | |
| 182 buf.writestring("Ng"); | |
| 183 break; | |
| 184 case MOD.MODshared | MOD.MODwild: | |
| 185 buf.writestring("ONg"); | |
| 186 break; | |
| 187 default: | |
| 188 assert(0); | |
| 189 } | |
| 190 } | |
| 191 | |
| 192 /********************************* | |
| 193 * Name for mod. | |
| 194 */ | |
| 195 void MODtoBuffer(OutBuffer buf, MOD mod) | |
| 196 { | |
| 197 switch (mod) | |
| 198 { | |
| 199 case MOD.MODundefined: | |
| 200 break; | |
| 201 | |
| 202 case MOD.MODimmutable: | |
| 203 buf.writestring(Token.tochars[TOK.TOKimmutable]); | |
| 204 break; | |
| 205 | |
| 206 case MOD.MODshared: | |
| 207 buf.writestring(Token.tochars[TOK.TOKshared]); | |
| 208 break; | |
| 209 | |
| 210 case MOD.MODshared | MOD.MODconst: | |
| 211 buf.writestring(Token.tochars[TOK.TOKshared]); | |
| 212 buf.writeByte(' '); | |
| 213 case MOD.MODconst: | |
| 214 buf.writestring(Token.tochars[TOK.TOKconst]); | |
| 215 break; | |
| 216 | |
| 217 case MOD.MODshared | MOD.MODwild: | |
| 218 buf.writestring(Token.tochars[TOK.TOKshared]); | |
| 219 buf.writeByte(' '); | |
| 220 case MOD.MODwild: | |
| 221 buf.writestring(Token.tochars[TOKwild]); | |
| 222 break; | |
| 223 default: | |
| 224 assert(0); | |
| 225 } | |
| 226 } | |
| 227 | |
| 0 | 228 class Type |
| 229 { | |
| 230 TY ty; | |
| 231 MOD mod; // modifiers MODxxxx | |
| 232 /* pick this order of numbers so switch statements work better | |
| 233 */ | |
| 234 /// #define MODconst 1 // type is const | |
| 95 | 235 /// #define MODinvariant 4 // type is immutable |
| 236 /// #define MODimmutable 4 // type is immutable | |
| 0 | 237 /// #define MODshared 2 // type is shared |
| 238 string deco; | |
| 239 | |
| 240 /* These are cached values that are lazily evaluated by constOf(), invariantOf(), etc. | |
| 241 * They should not be referenced by anybody but mtype.c. | |
| 242 * They can be null if not lazily evaluated yet. | |
| 243 * Note that there is no "shared immutable", because that is just immutable | |
| 135 | 244 * Naked == no MOD bits |
| 0 | 245 */ |
| 246 | |
| 135 | 247 Type cto; // MODconst ? naked version of this type : const version |
| 248 Type ito; // MODimmutable ? naked version of this type : immutable version | |
| 249 Type sto; // MODshared ? naked version of this type : shared mutable version | |
| 250 Type scto; // MODshared|MODconst ? naked version of this type : shared const version | |
| 251 Type wto; // MODwild ? naked version of this type : wild version | |
| 252 Type swto; // MODshared|MODwild ? naked version of this type : shared wild version | |
| 253 | |
| 0 | 254 |
| 255 Type pto; // merged pointer to this type | |
| 256 Type rto; // reference to this type | |
| 257 Type arrayof; // array of this type | |
| 258 TypeInfoDeclaration vtinfo; // TypeInfo object for this Type | |
| 259 | |
| 260 type* ctype; // for back end | |
| 261 | |
| 174 | 262 static __gshared ubyte mangleChar[TY.TMAX]; |
| 263 static __gshared ubyte sizeTy[TY.TMAX]; | |
| 0 | 264 |
| 265 // These tables are for implicit conversion of binary ops; | |
| 266 // the indices are the type of operand one, followed by operand two. | |
| 174 | 267 static __gshared ubyte impcnvResult[TY.TMAX][TY.TMAX] = [ |
| 0 | 268 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], |
| 269 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 270 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 271 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 272 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 273 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 274 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 275 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 276 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 277 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 278 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 279 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 280 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 281 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 282 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 283 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,23,24,25,29,30,31,37,19,37,37,37,37,37,37,37,37,37], | |
| 284 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,23,24,25,29,30,31,37,19,37,37,37,37,37,37,37,37,37], | |
| 285 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,23,24,25,29,30,31,37,19,37,37,37,37,37,37,37,37,37], | |
| 286 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,23,24,25,29,30,31,37,19,37,37,37,37,37,37,37,37,37], | |
| 287 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,23,24,25,29,30,31,37,19,37,37,37,37,37,37,37,37,37], | |
| 288 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,20,20,20,20,20,20,21,22,23,24,25,23,24,25,29,30,31,37,20,37,37,37,37,37,37,37,37,37], | |
| 289 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,21,21,21,21,21,21,21,22,23,24,25,23,24,25,29,30,31,37,21,37,37,37,37,37,37,37,37,37], | |
| 290 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,22,22,22,22,22,22,22,22,23,24,25,23,24,25,29,30,31,37,22,37,37,37,37,37,37,37,37,37], | |
| 291 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,23,23,23,23,23,23,23,23,23,24,25,23,24,25,29,30,31,37,23,37,37,37,37,37,37,37,37,37], | |
| 292 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,24,24,24,24,24,24,24,24,24,24,25,24,24,25,30,30,31,37,24,37,37,37,37,37,37,37,37,37], | |
| 293 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,25,25,25,25,25,25,25,25,25,25,25,25,25,25,31,31,31,37,25,37,37,37,37,37,37,37,37,37], | |
| 294 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,23,23,23,23,23,23,23,23,23,24,25,26,27,28,29,30,31,37,23,37,37,37,37,37,37,37,37,37], | |
| 295 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,24,24,24,24,24,24,24,24,24,24,25,27,27,28,30,30,31,37,24,37,37,37,37,37,37,37,37,37], | |
| 296 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,25,25,25,25,25,25,25,25,25,25,25,28,28,28,31,31,31,37,25,37,37,37,37,37,37,37,37,37], | |
| 297 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,29,29,29,29,29,29,29,29,29,30,31,29,30,31,29,30,31,37,29,37,37,37,37,37,37,37,37,37], | |
| 298 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,30,30,30,30,30,30,30,30,30,30,31,30,30,31,30,30,31,37,30,37,37,37,37,37,37,37,37,37], | |
| 299 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,37,31,37,37,37,37,37,37,37,37,37], | |
| 300 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 301 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,23,24,25,29,30,31,37,33,37,37,37,37,37,37,37,37,37], | |
| 302 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 303 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 304 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 305 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 306 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 307 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 308 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 309 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 310 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 311 ]; | |
| 312 | |
| 174 | 313 static __gshared ubyte impcnvType1[TY.TMAX][TY.TMAX] = [ |
| 0 | 314 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], |
| 315 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 316 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 317 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 318 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 319 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 320 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 321 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 322 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 323 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 324 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 325 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 326 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 327 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 328 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 329 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,23,24,25,23,24,25,37,19,37,37,37,37,37,37,37,37,37], | |
| 330 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,23,24,25,23,24,25,37,19,37,37,37,37,37,37,37,37,37], | |
| 331 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,23,24,25,23,24,25,37,19,37,37,37,37,37,37,37,37,37], | |
| 332 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,23,24,25,23,24,25,37,19,37,37,37,37,37,37,37,37,37], | |
| 333 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,23,24,25,23,24,25,37,19,37,37,37,37,37,37,37,37,37], | |
| 334 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,20,20,20,20,20,20,21,22,23,24,25,23,24,25,23,24,25,37,20,37,37,37,37,37,37,37,37,37], | |
| 335 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,21,21,21,21,21,21,21,22,23,24,25,23,24,25,23,24,25,37,21,37,37,37,37,37,37,37,37,37], | |
| 336 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,22,22,22,22,22,22,22,22,23,24,25,23,24,25,23,24,25,37,22,37,37,37,37,37,37,37,37,37], | |
| 337 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,23,23,23,23,23,23,23,23,23,24,25,23,24,25,23,24,25,37,23,37,37,37,37,37,37,37,37,37], | |
| 338 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,24,24,24,24,24,24,24,24,24,24,25,24,24,25,24,24,25,37,24,37,37,37,37,37,37,37,37,37], | |
| 339 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,25,25,25,25,25,25,25,25,25,25,25,25,25,25,25,25,25,37,25,37,37,37,37,37,37,37,37,37], | |
| 340 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,26,26,26,26,26,26,26,26,26,27,28,26,27,28,26,27,28,37,26,37,37,37,37,37,37,37,37,37], | |
| 341 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,27,27,27,27,27,27,27,27,27,27,28,27,27,28,27,27,28,37,27,37,37,37,37,37,37,37,37,37], | |
| 342 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,28,28,28,28,28,28,28,28,28,28,28,28,28,28,28,28,28,37,28,37,37,37,37,37,37,37,37,37], | |
| 343 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,29,29,29,29,29,29,29,29,29,30,31,29,30,31,29,30,31,37,29,37,37,37,37,37,37,37,37,37], | |
| 344 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,30,30,30,30,30,30,30,30,30,30,31,30,30,31,30,30,31,37,30,37,37,37,37,37,37,37,37,37], | |
| 345 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,37,31,37,37,37,37,37,37,37,37,37], | |
| 346 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 347 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,23,24,25,23,24,25,37,33,37,37,37,37,37,37,37,37,37], | |
| 348 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 349 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 350 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 351 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 352 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 353 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 354 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 355 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 356 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 357 ]; | |
| 174 | 358 |
| 359 static __gshared ubyte impcnvType2[TY.TMAX][TY.TMAX] = [ | |
| 0 | 360 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], |
| 361 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 362 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 363 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 364 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 365 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 366 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 367 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 368 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 369 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 370 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 371 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 372 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 373 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 374 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 375 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,26,27,28,29,30,31,37,19,37,37,37,37,37,37,37,37,37], | |
| 376 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,26,27,28,29,30,31,37,19,37,37,37,37,37,37,37,37,37], | |
| 377 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,26,27,28,29,30,31,37,19,37,37,37,37,37,37,37,37,37], | |
| 378 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,26,27,28,29,30,31,37,19,37,37,37,37,37,37,37,37,37], | |
| 379 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,26,27,28,29,30,31,37,19,37,37,37,37,37,37,37,37,37], | |
| 380 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,20,20,20,20,20,20,21,22,23,24,25,26,27,28,29,30,31,37,20,37,37,37,37,37,37,37,37,37], | |
| 381 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,21,21,21,21,21,21,21,22,23,24,25,26,27,28,29,30,31,37,21,37,37,37,37,37,37,37,37,37], | |
| 382 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,22,22,22,22,22,22,22,22,23,24,25,26,27,28,29,30,31,37,22,37,37,37,37,37,37,37,37,37], | |
| 383 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,23,23,23,23,23,23,23,23,23,24,25,26,27,28,29,30,31,37,23,37,37,37,37,37,37,37,37,37], | |
| 384 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,24,24,24,24,24,24,24,24,24,24,25,27,27,28,30,30,31,37,24,37,37,37,37,37,37,37,37,37], | |
| 385 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,25,25,25,25,25,25,25,25,25,25,25,28,28,28,31,31,31,37,25,37,37,37,37,37,37,37,37,37], | |
| 386 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,23,23,23,23,23,23,23,23,23,24,25,26,27,28,29,30,31,37,23,37,37,37,37,37,37,37,37,37], | |
| 387 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,24,24,24,24,24,24,24,24,24,24,25,27,27,28,30,30,31,37,24,37,37,37,37,37,37,37,37,37], | |
| 388 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,25,25,25,25,25,25,25,25,25,25,25,28,28,28,31,31,31,37,25,37,37,37,37,37,37,37,37,37], | |
| 389 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,23,23,23,23,23,23,23,23,23,24,25,26,27,28,29,30,31,37,23,37,37,37,37,37,37,37,37,37], | |
| 390 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,24,24,24,24,24,24,24,24,24,24,25,27,27,28,30,30,31,37,24,37,37,37,37,37,37,37,37,37], | |
| 391 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,25,25,25,25,25,25,25,25,25,25,25,28,28,28,31,31,31,37,25,37,37,37,37,37,37,37,37,37], | |
| 392 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 393 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,26,27,28,29,30,31,37,33,37,37,37,37,37,37,37,37,37], | |
| 394 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 395 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 396 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 397 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 398 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 399 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 400 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 401 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 402 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 403 ]; | |
| 404 | |
| 405 // If !=0, give warning on implicit conversion | |
| 174 | 406 static __gshared const(bool) impcnvWarn[TY.TMAX][TY.TMAX] = [ |
| 0 | 407 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], |
| 408 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 409 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 410 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 411 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 412 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 413 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 414 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 415 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 416 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 417 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 418 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 419 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 420 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 421 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 422 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0], | |
| 423 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 424 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0], | |
| 425 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0], | |
| 426 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0], | |
| 427 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0], | |
| 428 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0], | |
| 429 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0], | |
| 430 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 431 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 432 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 433 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 434 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 435 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 436 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 437 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 438 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 439 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 440 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 441 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 442 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 443 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 444 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 445 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 446 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 447 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 448 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 449 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 450 ]; | |
| 451 | |
| 452 this(TY ty) | |
| 453 { | |
| 454 this.ty = ty; | |
| 455 } | |
| 174 | 456 |
| 0 | 457 Type syntaxCopy() |
| 458 { | |
| 459 assert(false); | |
| 460 } | |
| 461 | |
| 45 | 462 bool equals(Object o) |
| 0 | 463 { |
| 464 Type t = cast(Type)o; | |
| 465 //printf("Type.equals(%s, %s)\n", toChars(), t.toChars()); | |
| 466 if (this is o || (t && deco == t.deco) && // deco strings are unique | |
| 467 deco !is null) // and semantic() has been run | |
| 468 { | |
| 469 //printf("deco = '%s', t.deco = '%s'\n", deco, t.deco); | |
| 470 return 1; | |
| 471 } | |
| 472 //if (deco && t && t.deco) printf("deco = '%s', t.deco = '%s'\n", deco, t.deco); | |
| 473 return 0; | |
| 474 } | |
| 174 | 475 |
| 0 | 476 DYNCAST dyncast() { return DYNCAST.DYNCAST_TYPE; } // kludge for template.isType() |
| 477 | |
| 478 /******************************* | |
|
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479 * Covariant means that 'this' can substitute for 't', |
|
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480 * i.e. a pure function is a match for an impure type. * Returns: |
| 0 | 481 * 0 types are distinct |
| 482 * 1 this is covariant with t | |
| 483 * 2 arguments match as far as overloading goes, | |
| 484 * but types are not covariant | |
| 485 * 3 cannot determine covariance because of forward references | |
| 486 */ | |
| 487 int covariant(Type t) | |
| 488 { | |
| 79 | 489 static if (false) |
| 490 { | |
| 0 | 491 printf("Type.covariant(t = %s) %s\n", t.toChars(), toChars()); |
| 492 printf("deco = %p, %p\n", deco, t.deco); | |
| 493 // printf("ty = %d\n", next.ty); | |
| 494 printf("mod = %x, %x\n", mod, t.mod); | |
| 495 } | |
| 496 | |
| 497 int inoutmismatch = 0; | |
| 498 | |
| 499 TypeFunction t1; | |
| 500 TypeFunction t2; | |
| 501 | |
| 502 if (equals(t)) | |
| 503 return 1; // covariant | |
| 504 | |
| 505 if (ty != TY.Tfunction || t.ty != TY.Tfunction) | |
| 506 goto Ldistinct; | |
| 507 | |
| 508 t1 = cast(TypeFunction)this; | |
| 509 t2 = cast(TypeFunction)t; | |
| 510 | |
| 511 if (t1.varargs != t2.varargs) | |
| 512 goto Ldistinct; | |
| 513 | |
| 514 if (t1.parameters && t2.parameters) | |
| 515 { | |
|
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516 size_t dim = Parameter.dim(t1.parameters); |
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517 if (dim != Parameter.dim(t2.parameters)) |
| 0 | 518 goto Ldistinct; |
| 519 | |
| 520 for (size_t i = 0; i < dim; i++) | |
| 174 | 521 { |
|
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522 auto arg1 = Parameter.getNth(t1.parameters, i); |
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523 auto arg2 = Parameter.getNth(t2.parameters, i); |
| 0 | 524 |
| 525 if (!arg1.type.equals(arg2.type)) | |
| 526 { | |
| 527 ///static if (false) { | |
| 528 /// // turn on this for contravariant argument types, see bugzilla 3075 | |
| 98 | 529 /// // BUG: cannot convert ref to const to ref to immutable |
| 0 | 530 /// // We can add const, but not subtract it |
| 531 /// if (arg2.type.implicitConvTo(arg1.type) < MATCH.MATCHconst) | |
| 532 ///} | |
| 533 goto Ldistinct; | |
| 534 } | |
|
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535 const StorageClass sc = STC.STCref | STC.STCin | STC.STCout | STC.STClazy; |
|
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536 if ((arg1.storageClass & sc) != (arg2.storageClass & sc)) |
| 0 | 537 inoutmismatch = 1; |
| 538 // We can add scope, but not subtract it | |
| 539 if (!(arg1.storageClass & STC.STCscope) && (arg2.storageClass & STC.STCscope)) | |
| 540 inoutmismatch = 1; | |
| 541 } | |
| 542 } | |
| 543 else if (t1.parameters != t2.parameters) | |
| 544 goto Ldistinct; | |
| 545 | |
| 546 // The argument lists match | |
| 547 if (inoutmismatch) | |
| 548 goto Lnotcovariant; | |
| 549 if (t1.linkage != t2.linkage) | |
| 550 goto Lnotcovariant; | |
| 551 | |
| 552 { | |
| 553 // Return types | |
| 554 Type t1n = t1.next; | |
| 555 Type t2n = t2.next; | |
| 556 | |
| 79 | 557 if (t1n is null || t2n is null) // happens with return type inference |
| 558 goto Lnotcovariant; | |
| 559 | |
| 0 | 560 if (t1n.equals(t2n)) |
| 561 goto Lcovariant; | |
| 562 if (t1n.ty == TY.Tclass && t2n.ty == TY.Tclass) | |
| 563 { | |
| 564 /* If same class type, but t2n is const, then it's | |
| 565 * covariant. Do this test first because it can work on | |
| 566 * forward references. | |
| 567 */ | |
| 568 if ((cast(TypeClass)t1n).sym == (cast(TypeClass)t2n).sym && | |
| 135 | 569 MODimplicitConv(t1n.mod, t2n.mod)) |
| 0 | 570 goto Lcovariant; |
| 571 | |
| 572 // If t1n is forward referenced: | |
| 573 ClassDeclaration cd = (cast(TypeClass)t1n).sym; | |
| 574 if (!cd.baseClass && cd.baseclasses.dim && !cd.isInterfaceDeclaration()) | |
| 575 { | |
| 576 return 3; | |
| 577 } | |
| 578 } | |
| 579 if (t1n.implicitConvTo(t2n)) | |
| 580 goto Lcovariant; | |
| 581 } | |
| 582 | |
| 583 goto Lnotcovariant; | |
| 584 | |
| 585 Lcovariant: | |
| 586 /* Can convert mutable to const | |
| 587 */ | |
| 135 | 588 if (!MODimplicitConv(t2.mod, t1.mod)) |
| 589 goto Lnotcovariant; | |
| 590 static if(false) { | |
| 0 | 591 if (t1.mod != t2.mod) |
| 592 { | |
| 593 if (!(t1.mod & MOD.MODconst) && (t2.mod & MOD.MODconst)) | |
| 594 goto Lnotcovariant; | |
| 595 if (!(t1.mod & MOD.MODshared) && (t2.mod & MOD.MODshared)) | |
| 596 goto Lnotcovariant; | |
| 597 } | |
| 135 | 598 } |
| 0 | 599 /* Can convert pure to impure, and nothrow to throw |
| 600 */ | |
| 601 if (!t1.ispure && t2.ispure) | |
| 602 goto Lnotcovariant; | |
| 603 | |
| 604 if (!t1.isnothrow && t2.isnothrow) | |
| 605 goto Lnotcovariant; | |
| 606 | |
| 607 if (t1.isref != t2.isref) | |
|
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608 goto Lnotcovariant; |
|
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609 |
|
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610 /* Can convert safe/trusted to system |
|
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611 */ |
|
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612 if (t1.trust <= TRUST.TRUSTsystem && t2.trust >= TRUST.TRUSTtrusted) |
| 0 | 613 goto Lnotcovariant; |
| 614 | |
| 615 //printf("\tcovaraint: 1\n"); | |
| 616 return 1; | |
| 617 | |
| 618 Ldistinct: | |
| 619 //printf("\tcovaraint: 0\n"); | |
| 620 return 0; | |
| 621 | |
| 622 Lnotcovariant: | |
| 623 //printf("\tcovaraint: 2\n"); | |
| 624 return 2; | |
| 625 } | |
| 626 | |
| 627 string toChars() | |
| 628 { | |
| 629 scope OutBuffer buf = new OutBuffer(); | |
| 630 | |
| 631 HdrGenState hgs; | |
| 632 toCBuffer(buf, null, &hgs); | |
| 633 return buf.toChars(); | |
| 634 } | |
| 174 | 635 |
| 0 | 636 static char needThisPrefix() |
| 637 { | |
| 638 return 'M'; // name mangling prefix for functions needing 'this' | |
| 639 } | |
| 174 | 640 |
| 0 | 641 static void init() |
| 642 { | |
| 643 Lexer.initKeywords(); | |
| 644 | |
| 645 for (int i = 0; i < TY.TMAX; i++) | |
| 646 sizeTy[i] = TypeBasic.sizeof; | |
| 647 | |
| 648 sizeTy[TY.Tsarray] = TypeSArray.sizeof; | |
| 649 sizeTy[TY.Tarray] = TypeDArray.sizeof; | |
| 650 //sizeTy[TY.Tnarray] = TypeNArray.sizeof; | |
| 651 sizeTy[TY.Taarray] = TypeAArray.sizeof; | |
| 652 sizeTy[TY.Tpointer] = TypePointer.sizeof; | |
| 653 sizeTy[TY.Treference] = TypeReference.sizeof; | |
| 654 sizeTy[TY.Tfunction] = TypeFunction.sizeof; | |
| 655 sizeTy[TY.Tdelegate] = TypeDelegate.sizeof; | |
| 656 sizeTy[TY.Tident] = TypeIdentifier.sizeof; | |
| 657 sizeTy[TY.Tinstance] = TypeInstance.sizeof; | |
| 658 sizeTy[TY.Ttypeof] = TypeTypeof.sizeof; | |
| 659 sizeTy[TY.Tenum] = TypeEnum.sizeof; | |
| 660 sizeTy[TY.Ttypedef] = TypeTypedef.sizeof; | |
| 661 sizeTy[TY.Tstruct] = TypeStruct.sizeof; | |
| 662 sizeTy[TY.Tclass] = TypeClass.sizeof; | |
| 663 sizeTy[TY.Ttuple] = TypeTuple.sizeof; | |
| 664 sizeTy[TY.Tslice] = TypeSlice.sizeof; | |
| 665 sizeTy[TY.Treturn] = TypeReturn.sizeof; | |
| 666 | |
| 667 mangleChar[TY.Tarray] = 'A'; | |
| 668 mangleChar[TY.Tsarray] = 'G'; | |
| 669 mangleChar[TY.Tnarray] = '@'; | |
| 670 mangleChar[TY.Taarray] = 'H'; | |
| 671 mangleChar[TY.Tpointer] = 'P'; | |
| 672 mangleChar[TY.Treference] = 'R'; | |
| 673 mangleChar[TY.Tfunction] = 'F'; | |
| 674 mangleChar[TY.Tident] = 'I'; | |
| 675 mangleChar[TY.Tclass] = 'C'; | |
| 676 mangleChar[TY.Tstruct] = 'S'; | |
| 677 mangleChar[TY.Tenum] = 'E'; | |
| 678 mangleChar[TY.Ttypedef] = 'T'; | |
| 679 mangleChar[TY.Tdelegate] = 'D'; | |
| 680 | |
| 681 mangleChar[TY.Tnone] = 'n'; | |
| 682 mangleChar[TY.Tvoid] = 'v'; | |
| 683 mangleChar[TY.Tint8] = 'g'; | |
| 684 mangleChar[TY.Tuns8] = 'h'; | |
| 685 mangleChar[TY.Tint16] = 's'; | |
| 686 mangleChar[TY.Tuns16] = 't'; | |
| 687 mangleChar[TY.Tint32] = 'i'; | |
| 688 mangleChar[TY.Tuns32] = 'k'; | |
| 689 mangleChar[TY.Tint64] = 'l'; | |
| 690 mangleChar[TY.Tuns64] = 'm'; | |
| 691 mangleChar[TY.Tfloat32] = 'f'; | |
| 692 mangleChar[TY.Tfloat64] = 'd'; | |
| 693 mangleChar[TY.Tfloat80] = 'e'; | |
| 694 | |
| 695 mangleChar[TY.Timaginary32] = 'o'; | |
| 696 mangleChar[TY.Timaginary64] = 'p'; | |
| 697 mangleChar[TY.Timaginary80] = 'j'; | |
| 698 mangleChar[TY.Tcomplex32] = 'q'; | |
| 699 mangleChar[TY.Tcomplex64] = 'r'; | |
| 700 mangleChar[TY.Tcomplex80] = 'c'; | |
| 701 | |
| 702 mangleChar[TY.Tbool] = 'b'; | |
| 703 mangleChar[TY.Tascii] = 'a'; | |
| 704 mangleChar[TY.Twchar] = 'u'; | |
| 705 mangleChar[TY.Tdchar] = 'w'; | |
| 706 | |
| 135 | 707 // '@' shouldn't appear anywhere in the deco'd names |
| 0 | 708 mangleChar[TY.Tbit] = '@'; |
| 709 mangleChar[TY.Tinstance] = '@'; | |
| 710 mangleChar[TY.Terror] = '@'; | |
| 711 mangleChar[TY.Ttypeof] = '@'; | |
| 712 mangleChar[TY.Ttuple] = 'B'; | |
| 713 mangleChar[TY.Tslice] = '@'; | |
| 714 mangleChar[TY.Treturn] = '@'; | |
| 715 | |
| 716 debug { | |
| 717 for (int i = 0; i < TY.TMAX; i++) { | |
| 718 if (!mangleChar[i]) { | |
| 719 writef("ty = %d\n", i); | |
| 720 } | |
| 721 assert(mangleChar[i]); | |
| 722 } | |
| 723 } | |
| 724 // Set basic types | |
| 174 | 725 enum TY[] basetab = [ |
| 0 | 726 TY.Tvoid, TY.Tint8, TY.Tuns8, TY.Tint16, TY.Tuns16, TY.Tint32, TY.Tuns32, TY.Tint64, TY.Tuns64, |
| 727 TY.Tfloat32, TY.Tfloat64, TY.Tfloat80, | |
| 728 TY.Timaginary32, TY.Timaginary64, TY.Timaginary80, | |
| 729 TY.Tcomplex32, TY.Tcomplex64, TY.Tcomplex80, | |
| 730 TY.Tbool, | |
| 731 TY.Tascii, TY.Twchar, TY.Tdchar | |
| 732 ]; | |
| 733 | |
| 734 foreach (bt; basetab) { | |
| 735 Type t = new TypeBasic(bt); | |
| 736 t = t.merge(); | |
| 737 basic[bt] = t; | |
| 738 } | |
| 739 | |
| 740 basic[TY.Terror] = basic[TY.Tint32]; | |
| 741 | |
| 176 | 742 global.tvoidptr = tvoid.pointerTo(); |
| 743 global.tstring = tchar.invariantOf().arrayOf(); | |
| 0 | 744 |
| 745 if (global.params.isX86_64) { | |
| 746 PTRSIZE = 8; | |
| 747 if (global.params.isLinux || global.params.isFreeBSD || global.params.isSolaris) | |
| 748 REALSIZE = 10; | |
| 749 else | |
| 750 REALSIZE = 8; | |
| 751 Tsize_t = TY.Tuns64; | |
| 752 Tptrdiff_t = TY.Tint64; | |
| 753 } | |
| 754 else | |
| 755 { | |
| 756 PTRSIZE = 4; | |
| 757 version (TARGET_OSX) { | |
| 758 REALSIZE = 16; | |
| 759 REALPAD = 6; | |
| 760 } else version (XXX) { //#elif TARGET_LINUX || TARGET_FREEBSD || TARGET_SOLARIS | |
| 761 REALSIZE = 12; | |
| 762 REALPAD = 2; | |
| 763 } else { | |
| 764 REALSIZE = 10; | |
| 765 REALPAD = 0; | |
| 766 } | |
| 767 Tsize_t = TY.Tuns32; | |
| 768 Tptrdiff_t = TY.Tint32; | |
| 769 } | |
| 770 } | |
| 174 | 771 |
| 0 | 772 ulong size() |
| 773 { | |
| 774 return size(Loc(0)); | |
| 775 } | |
| 174 | 776 |
| 0 | 777 ulong size(Loc loc) |
| 778 { | |
| 779 error(loc, "no size for type %s", toChars()); | |
| 780 return 1; | |
| 781 } | |
| 174 | 782 |
| 0 | 783 uint alignsize() |
| 784 { | |
| 785 return cast(uint)size(Loc(0)); /// | |
| 786 } | |
| 787 | |
| 788 Type semantic(Loc loc, Scope sc) | |
| 789 { | |
| 790 return merge(); | |
| 791 } | |
| 174 | 792 |
| 0 | 793 Type trySemantic(Loc loc, Scope sc) |
| 794 { | |
| 795 uint errors = global.errors; | |
| 796 global.gag++; // suppress printing of error messages | |
| 797 Type t = semantic(loc, sc); | |
| 798 global.gag--; | |
| 799 if (errors != global.errors) // if any errors happened | |
| 800 { | |
| 801 global.errors = errors; | |
| 802 t = null; | |
| 803 } | |
| 804 return t; | |
| 805 } | |
| 806 | |
| 807 /******************************** | |
| 808 * Name mangling. | |
| 809 * Input: | |
| 810 * flag 0x100 do not do const/invariant | |
| 811 */ | |
| 812 void toDecoBuffer(OutBuffer buf, int flag = 0) | |
|
20
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Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents:
16
diff
changeset
|
813 { |
| 0 | 814 if (flag != mod && flag != 0x100) |
| 815 { | |
| 135 | 816 MODtoDecoBuffer(buf, mod); |
| 0 | 817 } |
| 818 buf.writeByte(mangleChar[ty]); | |
| 819 } | |
| 174 | 820 |
| 0 | 821 Type merge() |
| 822 { | |
| 823 Type t = this; | |
| 824 assert(t); | |
| 825 | |
| 826 //printf("merge(%s)\n", toChars()); | |
| 827 if (deco is null) | |
| 828 { | |
| 829 OutBuffer buf = new OutBuffer(); | |
| 830 | |
| 831 //if (next) | |
| 832 //next = next.merge(); | |
| 833 toDecoBuffer(buf); | |
| 174 | 834 StringValue* sv = global.type_stringtable.update(buf.extractString()); |
| 0 | 835 if (sv.ptrvalue) |
| 836 { | |
| 837 t = cast(Type) sv.ptrvalue; | |
| 838 debug { | |
| 839 if (!t.deco) | |
| 840 writef("t = %s\n", t.toChars()); | |
| 841 } | |
| 842 assert(t.deco); | |
| 843 //printf("old value, deco = '%s' %p\n", t.deco, t.deco); | |
| 844 } | |
| 845 else | |
| 846 { | |
| 847 sv.ptrvalue = cast(void*)this; | |
| 848 deco = sv.lstring.string_; | |
| 849 //printf("new value, deco = '%s' %p\n", t.deco, t.deco); | |
| 850 } | |
| 851 } | |
| 852 return t; | |
| 853 } | |
| 854 | |
| 855 /************************************* | |
| 856 * This version does a merge even if the deco is already computed. | |
| 857 * Necessary for types that have a deco, but are not merged. | |
| 858 */ | |
| 859 Type merge2() | |
| 860 { | |
| 861 //printf("merge2(%s)\n", toChars()); | |
| 862 Type t = this; | |
| 863 assert(t); | |
| 864 if (!t.deco) | |
| 865 return t.merge(); | |
| 866 | |
| 174 | 867 StringValue* sv = global.type_stringtable.lookup(t.deco); |
| 0 | 868 if (sv && sv.ptrvalue) |
| 174 | 869 { |
| 0 | 870 t = cast(Type)sv.ptrvalue; |
| 871 assert(t.deco); | |
| 872 } | |
| 873 else | |
| 874 assert(0); | |
| 875 | |
| 876 return t; | |
| 877 } | |
| 878 | |
| 879 void toCBuffer(OutBuffer buf, Identifier ident, HdrGenState* hgs) | |
| 880 { | |
| 881 toCBuffer2(buf, hgs, MOD.MODundefined); | |
| 882 if (ident) | |
| 883 { | |
| 884 buf.writeByte(' '); | |
| 885 buf.writestring(ident.toChars()); | |
| 886 } | |
| 887 } | |
| 888 | |
| 889 void toCBuffer2(OutBuffer buf, HdrGenState* hgs, MOD mod) | |
| 890 { | |
| 891 if (mod != this.mod) | |
| 174 | 892 { |
| 0 | 893 toCBuffer3(buf, hgs, mod); |
| 894 return; | |
| 895 } | |
| 896 buf.writestring(toChars()); | |
| 897 } | |
| 898 | |
| 899 void toCBuffer3(OutBuffer buf, HdrGenState* hgs, MOD mod) | |
| 900 { | |
| 901 if (mod != this.mod) | |
| 902 { | |
| 903 if (this.mod & MOD.MODshared) | |
| 135 | 904 { |
| 905 MODtoBuffer(buf, this.mod & MOD.MODshared); | |
| 906 buf.writeByte('('); | |
| 907 } | |
| 0 | 908 |
| 135 | 909 if (this.mod & ~MOD.MODshared) |
| 910 { | |
| 911 MODtoBuffer(buf, this.mod & ~MOD.MODshared); | |
| 912 buf.writeByte('('); | |
| 913 toCBuffer2(buf, hgs, this.mod); | |
| 914 buf.writeByte(')'); | |
| 915 } | |
| 916 else | |
| 917 toCBuffer2(buf, hgs, this.mod); | |
| 918 if (this.mod & MOD.MODshared) | |
| 919 { | |
| 920 buf.writeByte(')'); | |
| 921 } | |
| 0 | 922 } |
| 923 } | |
| 924 | |
| 925 void modToBuffer(OutBuffer buf) | |
| 926 { | |
| 135 | 927 if (mod) |
| 928 { | |
| 929 buf.writeByte(' '); | |
| 930 MODtoBuffer(buf, mod); | |
| 931 } | |
| 0 | 932 } |
| 933 | |
| 934 version (CPP_MANGLE) { | |
| 935 void toCppMangle(OutBuffer buf, CppMangleState* cms) | |
| 936 { | |
| 937 assert(false); | |
| 938 } | |
| 939 } | |
| 940 bool isintegral() | |
| 941 { | |
| 942 return false; | |
| 943 } | |
| 174 | 944 |
| 0 | 945 bool isfloating() // real, imaginary, or complex |
| 946 { | |
| 947 return false; | |
| 948 } | |
| 174 | 949 |
| 0 | 950 bool isreal() |
| 951 { | |
| 952 return false; | |
| 953 } | |
| 174 | 954 |
| 0 | 955 bool isimaginary() |
| 956 { | |
| 957 return false; | |
| 958 } | |
| 174 | 959 |
| 0 | 960 bool iscomplex() |
| 961 { | |
| 962 return false; | |
| 963 } | |
| 174 | 964 |
| 0 | 965 bool isscalar() |
| 966 { | |
| 967 return false; | |
| 968 } | |
| 174 | 969 |
| 0 | 970 bool isunsigned() |
| 971 { | |
| 972 return false; | |
| 973 } | |
| 174 | 974 |
| 0 | 975 bool isauto() |
| 976 { | |
| 977 return false; | |
| 978 } | |
| 174 | 979 |
|
12
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*Exp and *AssignExp arrayOp implementation added (might be a bit incomplete)
korDen
parents:
4
diff
changeset
|
980 bool isString() |
| 0 | 981 { |
| 982 return false; | |
| 983 } | |
| 174 | 984 |
| 0 | 985 /************************** |
| 986 * Given: | |
| 987 * T a, b; | |
| 988 * Can we assign: | |
| 989 * a = b; | |
| 990 * ? | |
| 991 */ | |
| 73 | 992 bool isAssignable() |
| 0 | 993 { |
| 994 return true; | |
| 995 } | |
| 174 | 996 |
| 0 | 997 bool checkBoolean() // if can be converted to boolean value |
| 998 { | |
| 999 return isscalar(); | |
| 1000 } | |
| 1001 | |
| 1002 /********************************* | |
| 1003 * Check type to see if it is based on a deprecated symbol. | |
| 1004 */ | |
| 1005 void checkDeprecated(Loc loc, Scope sc) | |
| 1006 { | |
| 1007 Dsymbol s = toDsymbol(sc); | |
| 1008 if (s) | |
| 1009 s.checkDeprecated(loc, sc); | |
| 1010 } | |
| 1011 | |
| 1012 bool isConst() { return (mod & MOD.MODconst) != 0; } | |
| 1013 | |
| 135 | 1014 int isImmutable() { return mod & MOD.MODimmutable; } |
| 0 | 1015 |
| 135 | 1016 int isMutable() { return !(mod & (MOD.MODconst | MOD.MODimmutable | MOD.MODwild)); } |
| 0 | 1017 |
| 1018 int isShared() { return mod & MOD.MODshared; } | |
| 1019 | |
| 1020 int isSharedConst() { return mod == (MOD.MODshared | MOD.MODconst); } | |
| 174 | 1021 |
| 135 | 1022 int isWild() { return mod & MOD.MODwild; } |
| 1023 | |
| 1024 int isSharedWild() { return mod == (MOD.MODshared | MOD.MODwild); } | |
| 1025 | |
| 1026 int isNaked() { return mod == 0; } | |
| 1027 | |
| 0 | 1028 |
| 1029 /******************************** | |
| 1030 * Convert to 'const'. | |
| 1031 */ | |
| 1032 Type constOf() | |
| 1033 { | |
| 1034 //printf("Type.constOf() %p %s\n", this, toChars()); | |
| 1035 if (mod == MOD.MODconst) | |
| 1036 return this; | |
| 1037 if (cto) | |
| 1038 { | |
| 1039 assert(cto.mod == MOD.MODconst); | |
| 1040 return cto; | |
| 1041 } | |
| 1042 Type t = makeConst(); | |
| 1043 t = t.merge(); | |
| 1044 t.fixTo(this); | |
| 1045 //printf("-Type.constOf() %p %s\n", t, toChars()); | |
| 1046 return t; | |
| 1047 } | |
| 1048 | |
| 1049 /******************************** | |
| 1050 * Convert to 'immutable'. | |
| 1051 */ | |
| 1052 Type invariantOf() | |
| 174 | 1053 { |
| 0 | 1054 //printf("Type.invariantOf() %p %s\n", this, toChars()); |
| 135 | 1055 if (isImmutable()) |
| 0 | 1056 { |
| 1057 return this; | |
| 1058 } | |
| 1059 if (ito) | |
| 1060 { | |
| 135 | 1061 assert(ito.isImmutable()); |
| 0 | 1062 return ito; |
| 1063 } | |
| 1064 Type t = makeInvariant(); | |
| 1065 t = t.merge(); | |
| 1066 t.fixTo(this); | |
| 1067 //printf("\t%p\n", t); | |
| 1068 return t; | |
| 1069 } | |
| 1070 | |
| 1071 Type mutableOf() | |
| 1072 { | |
| 1073 //printf("Type.mutableOf() %p, %s\n", this, toChars()); | |
| 1074 Type t = this; | |
| 1075 if (isConst()) | |
| 174 | 1076 { |
| 0 | 1077 if (isShared()) |
| 1078 t = sto; // shared const => shared | |
| 1079 else | |
| 135 | 1080 t = cto; // const => naked |
| 0 | 1081 assert(!t || t.isMutable()); |
| 1082 } | |
| 135 | 1083 else if (isImmutable()) |
| 174 | 1084 { |
| 0 | 1085 t = ito; |
| 1086 assert(!t || (t.isMutable() && !t.isShared())); | |
| 1087 } | |
| 135 | 1088 else if (isWild()) |
| 1089 { | |
| 1090 if (isShared()) | |
| 1091 t = sto; // shared wild => shared | |
| 1092 else | |
| 1093 t = wto; // wild => naked | |
| 1094 assert(!t || t.isMutable()); | |
| 1095 } | |
| 0 | 1096 if (!t) |
| 1097 { | |
| 135 | 1098 t = makeMutable(); |
| 0 | 1099 t = t.merge(); |
| 1100 t.fixTo(this); | |
| 1101 } | |
| 135 | 1102 assert(t.isMutable()); |
| 0 | 1103 return t; |
| 1104 } | |
| 1105 | |
| 1106 Type sharedOf() | |
| 1107 { | |
| 1108 //printf("Type.sharedOf() %p, %s\n", this, toChars()); | |
| 1109 if (mod == MOD.MODshared) | |
| 1110 { | |
| 1111 return this; | |
| 1112 } | |
| 1113 if (sto) | |
| 1114 { | |
| 1115 assert(sto.isShared()); | |
| 1116 return sto; | |
| 1117 } | |
| 1118 | |
| 1119 Type t = makeShared(); | |
| 1120 t = t.merge(); | |
| 1121 t.fixTo(this); | |
| 1122 | |
| 1123 //printf("\t%p\n", t); | |
| 1124 return t; | |
| 1125 } | |
| 1126 | |
| 1127 Type sharedConstOf() | |
| 1128 { | |
| 1129 //printf("Type.sharedConstOf() %p, %s\n", this, toChars()); | |
| 1130 if (mod == (MODshared | MODconst)) | |
| 1131 { | |
| 1132 return this; | |
| 1133 } | |
| 1134 if (scto) | |
| 1135 { | |
| 1136 assert(scto.mod == (MODshared | MODconst)); | |
| 1137 return scto; | |
| 1138 } | |
| 1139 | |
| 1140 Type t = makeSharedConst(); | |
| 1141 t = t.merge(); | |
| 1142 t.fixTo(this); | |
| 1143 //printf("\t%p\n", t); | |
| 1144 | |
| 1145 return t; | |
| 1146 } | |
| 98 | 1147 |
| 1148 /******************************** | |
| 1149 * Make type unshared. | |
| 135 | 1150 * 0 => 0 |
| 1151 * const => const | |
| 1152 * immutable => immutable | |
| 1153 * shared => 0 | |
| 1154 * shared const => const | |
| 1155 * wild => wild | |
| 1156 * shared wild => wild | |
| 98 | 1157 */ |
| 1158 Type unSharedOf() | |
| 1159 { | |
| 1160 //writef("Type::unSharedOf() %p, %s\n", this, toChars()); | |
| 1161 Type t = this; | |
| 1162 | |
| 1163 if (isShared()) | |
| 1164 { | |
| 1165 if (isConst()) | |
| 1166 t = cto; // shared const => const | |
| 135 | 1167 else if (isWild()) |
| 1168 t = wto; // shared wild => wild | |
| 98 | 1169 else |
| 1170 t = sto; | |
| 1171 assert(!t || !t.isShared()); | |
| 1172 } | |
| 1173 | |
| 1174 if (!t) | |
| 1175 { | |
| 1176 uint sz = this.classinfo.init.length; | |
| 1177 t = cast(Type)GC.malloc(sz); | |
| 1178 memcpy(cast(void*)t, cast(void*)this, sz); | |
| 1179 t.mod = mod & ~MODshared; | |
| 1180 t.deco = null; | |
| 1181 t.arrayof = null; | |
| 1182 t.pto = null; | |
| 1183 t.rto = null; | |
| 1184 t.cto = null; | |
| 1185 t.ito = null; | |
| 1186 t.sto = null; | |
| 1187 t.scto = null; | |
| 135 | 1188 t.wto = null; |
| 1189 t.swto = null; | |
| 98 | 1190 t.vtinfo = null; |
| 1191 t = t.merge(); | |
| 174 | 1192 |
| 98 | 1193 t.fixTo(this); |
| 1194 } | |
| 1195 assert(!t.isShared()); | |
| 1196 return t; | |
| 1197 } | |
| 1198 | |
| 174 | 1199 |
| 135 | 1200 /******************************** |
| 1201 * Convert to 'wild'. | |
| 1202 */ | |
| 1203 | |
| 1204 Type wildOf() | |
| 1205 { | |
| 1206 //printf("Type::wildOf() %p %s\n", this, toChars()); | |
| 1207 if (mod == MOD.MODwild) | |
| 1208 { | |
| 1209 return this; | |
| 1210 } | |
| 1211 if (wto) | |
| 1212 { | |
| 1213 assert(wto.isWild()); | |
| 1214 return wto; | |
| 1215 } | |
| 1216 Type t = makeWild(); | |
| 1217 t = t.merge(); | |
| 1218 t.fixTo(this); | |
| 1219 //printf("\t%p %s\n", t, t->toChars()); | |
| 1220 return t; | |
| 1221 } | |
| 1222 | |
| 1223 Type sharedWildOf() | |
| 1224 { | |
| 1225 //printf("Type::sharedWildOf() %p, %s\n", this, toChars()); | |
| 1226 if (mod == (MOD.MODwild)) | |
| 1227 { | |
| 1228 return this; | |
| 1229 } | |
| 1230 if (swto) | |
| 1231 { | |
| 1232 assert(swto.mod == (MOD.MODshared | MOD.MODwild)); | |
| 1233 return swto; | |
| 1234 } | |
| 1235 Type t = makeSharedWild(); | |
| 1236 t = t.merge(); | |
| 1237 t.fixTo(this); | |
| 1238 //printf("\t%p\n", t); | |
| 1239 return t; | |
| 1240 } | |
| 1241 | |
| 0 | 1242 static uint X(MOD m, MOD n) |
| 1243 { | |
| 135 | 1244 return (((m) << 4) | (n)); |
| 0 | 1245 } |
| 1246 | |
| 1247 /********************************** | |
| 1248 * For our new type 'this', which is type-constructed from t, | |
| 135 | 1249 * fill in the cto, ito, sto, scto, wto shortcuts. |
| 0 | 1250 */ |
| 1251 void fixTo(Type t) | |
| 1252 { | |
| 1253 ito = t.ito; | |
| 1254 static if (false) { | |
| 1255 /* Cannot do these because these are not fully transitive: | |
| 1256 * there can be a shared ptr to immutable, for example. | |
| 1257 * Immutable subtypes are always immutable, though. | |
| 1258 */ | |
| 1259 cto = t.cto; | |
| 1260 sto = t.sto; | |
| 1261 scto = t.scto; | |
| 1262 } | |
| 1263 | |
| 1264 assert(mod != t.mod); | |
| 1265 | |
| 1266 switch (X(mod, t.mod)) | |
| 1267 { | |
| 1268 case X(MOD.MODundefined, MOD.MODconst): | |
| 1269 cto = t; | |
| 1270 break; | |
| 1271 | |
| 135 | 1272 case X(MOD.MODundefined, MOD.MODimmutable): |
| 0 | 1273 ito = t; |
| 1274 break; | |
| 1275 | |
| 1276 case X(MOD.MODundefined, MOD.MODshared): | |
| 1277 sto = t; | |
| 1278 break; | |
| 1279 | |
| 1280 case X(MOD.MODundefined, MOD.MODshared | MOD.MODconst): | |
| 1281 scto = t; | |
| 1282 break; | |
| 1283 | |
| 135 | 1284 case X(MOD.MODundefined, MODwild): |
| 1285 wto = t; | |
| 1286 break; | |
| 1287 | |
| 1288 case X(MOD.MODundefined, MODshared | MODwild): | |
| 1289 swto = t; | |
| 1290 break; | |
| 1291 | |
| 0 | 1292 |
| 1293 case X(MOD.MODconst, MOD.MODundefined): | |
| 1294 cto = null; | |
| 1295 goto L2; | |
| 1296 | |
| 135 | 1297 case X(MOD.MODconst, MOD.MODimmutable): |
| 0 | 1298 ito = t; |
| 1299 goto L2; | |
| 1300 | |
| 1301 case X(MOD.MODconst, MOD.MODshared): | |
| 1302 sto = t; | |
| 1303 goto L2; | |
| 1304 | |
| 1305 case X(MOD.MODconst, MOD.MODshared | MOD.MODconst): | |
| 1306 scto = t; | |
| 135 | 1307 goto L2; |
| 1308 | |
| 1309 case X(MOD.MODconst, MOD.MODwild): | |
| 1310 wto = t; | |
| 1311 goto L2; | |
| 1312 | |
| 1313 case X(MOD.MODconst, MOD.MODshared | MOD.MODwild): | |
| 1314 swto = t; | |
| 0 | 1315 L2: |
| 1316 t.cto = this; | |
| 1317 break; | |
| 1318 | |
| 1319 | |
| 135 | 1320 case X(MOD.MODimmutable, MOD.MODundefined): |
| 0 | 1321 ito = null; |
| 1322 goto L3; | |
| 1323 | |
| 135 | 1324 case X(MOD.MODimmutable, MOD.MODconst): |
| 0 | 1325 cto = t; |
| 1326 goto L3; | |
| 1327 | |
| 135 | 1328 case X(MOD.MODimmutable, MOD.MODshared): |
| 0 | 1329 sto = t; |
| 1330 goto L3; | |
| 1331 | |
| 135 | 1332 case X(MOD.MODimmutable, MOD.MODshared | MOD.MODconst): |
| 0 | 1333 scto = t; |
| 135 | 1334 goto L3; |
| 1335 | |
| 1336 case X(MOD.MODimmutable, MOD.MODwild): | |
| 1337 wto = t; | |
| 1338 goto L3; | |
| 1339 | |
| 1340 case X(MOD.MODimmutable, MOD.MODshared | MOD.MODwild): | |
| 1341 swto = t; | |
| 0 | 1342 L3: |
| 1343 t.ito = this; | |
| 1344 if (t.cto) t.cto.ito = this; | |
| 1345 if (t.sto) t.sto.ito = this; | |
| 1346 if (t.scto) t.scto.ito = this; | |
| 135 | 1347 if (t.wto) t.wto.ito = this; |
| 1348 if (t.swto) t.swto.ito = this; | |
| 0 | 1349 break; |
| 1350 | |
| 1351 | |
| 1352 case X(MOD.MODshared, MOD.MODundefined): | |
| 1353 sto = null; | |
| 1354 goto L4; | |
| 1355 | |
| 1356 case X(MOD.MODshared, MOD.MODconst): | |
| 1357 cto = t; | |
| 1358 goto L4; | |
| 1359 | |
| 135 | 1360 case X(MOD.MODshared, MOD.MODimmutable): |
| 0 | 1361 ito = t; |
| 1362 goto L4; | |
| 1363 | |
| 1364 case X(MOD.MODshared, MOD.MODshared | MOD.MODconst): | |
| 1365 scto = t; | |
| 135 | 1366 goto L4; |
| 1367 | |
| 1368 case X(MOD.MODshared, MOD.MODwild): | |
| 1369 wto = t; | |
| 1370 goto L4; | |
| 1371 | |
| 1372 case X(MOD.MODshared, MOD.MODshared | MOD.MODwild): | |
| 1373 swto = t; | |
| 0 | 1374 L4: |
| 1375 t.sto = this; | |
| 1376 break; | |
| 1377 | |
| 1378 | |
| 1379 case X(MOD.MODshared | MOD.MODconst, MOD.MODundefined): | |
| 1380 scto = null; | |
| 135 | 1381 goto L5; |
| 0 | 1382 |
| 1383 case X(MOD.MODshared | MOD.MODconst, MOD.MODconst): | |
| 1384 cto = t; | |
| 135 | 1385 goto L5; |
| 0 | 1386 |
| 135 | 1387 case X(MOD.MODshared | MOD.MODconst, MOD.MODimmutable): |
| 0 | 1388 ito = t; |
| 135 | 1389 goto L5; |
| 1390 | |
| 1391 case X(MOD.MODshared | MOD.MODconst, MOD.MODwild): | |
| 1392 wto = t; | |
| 1393 goto L5; | |
| 0 | 1394 |
| 1395 case X(MOD.MODshared | MOD.MODconst, MOD.MODshared): | |
| 1396 sto = t; | |
| 135 | 1397 goto L5; |
| 1398 | |
| 1399 case X(MOD.MODshared | MOD.MODconst, MOD.MODshared | MOD.MODwild): | |
| 1400 swto = t; | |
| 0 | 1401 L5: |
| 1402 t.scto = this; | |
| 1403 break; | |
| 174 | 1404 |
| 135 | 1405 case X(MOD.MODwild, MOD.MODundefined): |
| 1406 wto = null; | |
| 1407 goto L6; | |
| 1408 | |
| 1409 case X(MOD.MODwild, MOD.MODconst): | |
| 1410 cto = t; | |
| 1411 goto L6; | |
| 1412 | |
| 1413 case X(MOD.MODwild, MOD.MODimmutable): | |
| 1414 ito = t; | |
| 1415 goto L6; | |
| 1416 | |
| 1417 case X(MOD.MODwild, MOD.MODshared): | |
| 1418 sto = t; | |
| 1419 goto L6; | |
| 1420 | |
| 1421 case X(MOD.MODwild, MOD.MODshared | MOD.MODconst): | |
| 1422 scto = t; | |
| 1423 goto L6; | |
| 1424 | |
| 1425 case X(MOD.MODwild, MOD.MODshared | MOD.MODwild): | |
| 1426 swto = t; | |
| 1427 L6: | |
| 1428 t.wto = this; | |
| 1429 break; | |
| 1430 | |
| 1431 | |
| 1432 case X(MOD.MODshared | MOD.MODwild, MOD.MODundefined): | |
| 1433 swto = null; | |
| 1434 goto L7; | |
| 1435 | |
| 1436 case X(MOD.MODshared | MOD.MODwild, MOD.MODconst): | |
| 1437 cto = t; | |
| 1438 goto L7; | |
| 1439 | |
| 1440 case X(MOD.MODshared | MOD.MODwild, MOD.MODimmutable): | |
| 1441 ito = t; | |
| 1442 goto L7; | |
| 1443 | |
| 1444 case X(MOD.MODshared | MOD.MODwild, MOD.MODshared): | |
| 1445 sto = t; | |
| 1446 goto L7; | |
| 1447 | |
| 1448 case X(MOD.MODshared | MOD.MODwild, MOD.MODshared | MOD.MODconst): | |
| 1449 scto = t; | |
| 1450 goto L7; | |
| 1451 | |
| 1452 case X(MOD.MODshared | MOD.MODwild, MOD.MODwild): | |
| 1453 wto = t; | |
| 1454 L7: | |
| 1455 t.swto = this; | |
| 1456 break; | |
| 0 | 1457 } |
| 1458 | |
| 1459 check(); | |
| 1460 t.check(); | |
| 1461 //printf("fixTo: %s, %s\n", toChars(), t.toChars()); | |
| 1462 } | |
| 174 | 1463 |
| 0 | 1464 /*************************** |
| 1465 * Look for bugs in constructing types. | |
| 1466 */ | |
| 1467 void check() | |
| 1468 { | |
| 1469 switch (mod) | |
| 1470 { | |
| 1471 case MOD.MODundefined: | |
| 1472 if (cto) assert(cto.mod == MOD.MODconst); | |
| 135 | 1473 if (ito) assert(ito.mod == MOD.MODimmutable); |
| 0 | 1474 if (sto) assert(sto.mod == MOD.MODshared); |
| 1475 if (scto) assert(scto.mod == (MOD.MODshared | MOD.MODconst)); | |
| 135 | 1476 if (wto) assert(wto.mod == MOD.MODwild); |
| 1477 if (swto) assert(swto.mod == (MOD.MODshared | MOD.MODwild)); | |
| 0 | 1478 break; |
| 1479 | |
| 1480 case MOD.MODconst: | |
| 1481 if (cto) assert(cto.mod == MOD.MODundefined); | |
| 135 | 1482 if (ito) assert(ito.mod == MOD.MODimmutable); |
| 0 | 1483 if (sto) assert(sto.mod == MOD.MODshared); |
| 1484 if (scto) assert(scto.mod == (MOD.MODshared | MOD.MODconst)); | |
| 135 | 1485 if (wto) assert(wto.mod == MOD.MODwild); |
| 1486 if (swto) assert(swto.mod == (MOD.MODshared | MOD.MODwild)); | |
| 0 | 1487 break; |
| 1488 | |
| 135 | 1489 case MOD.MODimmutable: |
| 0 | 1490 if (cto) assert(cto.mod == MOD.MODconst); |
| 1491 if (ito) assert(ito.mod == MOD.MODundefined); | |
| 1492 if (sto) assert(sto.mod == MOD.MODshared); | |
| 1493 if (scto) assert(scto.mod == (MOD.MODshared | MOD.MODconst)); | |
| 135 | 1494 if (wto) assert(wto.mod == MOD.MODwild); |
| 1495 if (swto) assert(swto.mod == (MOD.MODshared | MOD.MODwild)); | |
| 0 | 1496 break; |
| 1497 | |
| 1498 case MOD.MODshared: | |
| 1499 if (cto) assert(cto.mod == MOD.MODconst); | |
| 135 | 1500 if (ito) assert(ito.mod == MOD.MODimmutable); |
| 0 | 1501 if (sto) assert(sto.mod == MOD.MODundefined); |
| 1502 if (scto) assert(scto.mod == (MOD.MODshared | MOD.MODconst)); | |
| 135 | 1503 if (wto) assert(wto.mod == MOD.MODwild); |
| 1504 if (swto) assert(swto.mod == (MOD.MODshared | MOD.MODwild)); | |
| 0 | 1505 break; |
| 1506 | |
| 1507 case MOD.MODshared | MOD.MODconst: | |
| 1508 if (cto) assert(cto.mod == MOD.MODconst); | |
| 135 | 1509 if (ito) assert(ito.mod == MOD.MODimmutable); |
| 0 | 1510 if (sto) assert(sto.mod == MOD.MODshared); |
| 1511 if (scto) assert(scto.mod == MOD.MODundefined); | |
| 135 | 1512 if (wto) assert(wto.mod == MOD.MODwild); |
| 1513 if (swto) assert(swto.mod == (MOD.MODshared | MOD.MODwild)); | |
| 0 | 1514 break; |
| 174 | 1515 |
| 135 | 1516 case MOD.MODwild: |
| 1517 if (cto) assert(cto.mod == MOD.MODconst); | |
| 1518 if (ito) assert(ito.mod == MOD.MODimmutable); | |
| 1519 if (sto) assert(sto.mod == MOD.MODshared); | |
| 1520 if (scto) assert(scto.mod == (MOD.MODshared | MOD.MODconst)); | |
| 1521 if (wto) assert(wto.mod == MOD.MODundefined); | |
| 1522 if (swto) assert(swto.mod == (MOD.MODshared | MOD.MODwild)); | |
| 1523 break; | |
| 1524 | |
| 1525 case MOD.MODshared | MOD.MODwild: | |
| 1526 if (cto) assert(cto.mod == MOD.MODconst); | |
| 1527 if (ito) assert(ito.mod == MOD.MODimmutable); | |
| 1528 if (sto) assert(sto.mod == MOD.MODshared); | |
| 1529 if (scto) assert(scto.mod == (MOD.MODshared | MOD.MODconst)); | |
| 1530 if (wto) assert(wto.mod == MOD.MODwild); | |
| 1531 if (swto) assert(swto.mod == MOD.MODundefined); | |
| 1532 break; | |
| 0 | 1533 } |
| 1534 | |
| 1535 Type tn = nextOf(); | |
| 1536 if (tn && ty != TY.Tfunction && ty != TY.Tdelegate) | |
| 1537 { | |
| 1538 // Verify transitivity | |
| 1539 switch (mod) | |
| 1540 { | |
| 1541 case MOD.MODundefined: | |
| 1542 break; | |
| 1543 | |
| 1544 case MOD.MODconst: | |
| 135 | 1545 assert(tn.mod & MOD.MODimmutable || tn.mod & MOD.MODconst); |
| 0 | 1546 break; |
| 1547 | |
| 135 | 1548 case MOD.MODimmutable: |
| 1549 assert(tn.mod == MOD.MODimmutable); | |
| 0 | 1550 break; |
| 1551 | |
| 1552 case MOD.MODshared: | |
| 135 | 1553 assert(tn.mod & MOD.MODimmutable || tn.mod & MOD.MODshared); |
| 0 | 1554 break; |
| 1555 | |
| 1556 case MOD.MODshared | MOD.MODconst: | |
| 135 | 1557 assert(tn.mod & MOD.MODimmutable || tn.mod & (MOD.MODshared | MOD.MODconst)); |
| 1558 break; | |
| 1559 | |
| 1560 case MOD.MODwild: | |
| 1561 assert(tn.mod); | |
| 1562 break; | |
| 1563 | |
| 1564 case MOD.MODshared | MOD.MODwild: | |
| 1565 assert(tn.mod == MOD.MODimmutable || tn.mod == (MOD.MODshared | MOD.MODconst) || tn.mod == (MOD.MODshared | MOD.MODwild)); | |
| 0 | 1566 break; |
| 1567 } | |
| 1568 tn.check(); | |
| 1569 } | |
| 1570 } | |
| 1571 | |
| 51 | 1572 /************************************ |
| 1573 * Apply MODxxxx bits to existing type. | |
| 1574 */ | |
| 0 | 1575 Type castMod(uint mod) |
| 1576 { | |
| 51 | 1577 Type t; |
| 1578 | |
| 1579 switch (mod) | |
| 1580 { | |
| 1581 case 0: | |
| 135 | 1582 t = unSharedOf().mutableOf(); |
| 51 | 1583 break; |
| 1584 | |
| 1585 case MODconst: | |
| 135 | 1586 t = unSharedOf().constOf(); |
| 51 | 1587 break; |
| 1588 | |
| 135 | 1589 case MODimmutable: |
| 51 | 1590 t = invariantOf(); |
| 1591 break; | |
| 1592 | |
| 1593 case MODshared: | |
| 135 | 1594 t = mutableOf().sharedOf(); |
| 51 | 1595 break; |
| 1596 | |
| 1597 case MODshared | MODconst: | |
| 1598 t = sharedConstOf(); | |
| 135 | 1599 break; |
| 1600 | |
| 1601 case MODwild: | |
| 1602 t = unSharedOf().wildOf(); | |
| 1603 break; | |
| 1604 | |
| 1605 case MODshared | MODwild: | |
| 1606 t = sharedWildOf(); | |
| 51 | 1607 break; |
| 1608 | |
| 1609 default: | |
| 1610 assert(0); | |
| 1611 } | |
| 1612 return t; | |
| 0 | 1613 } |
| 174 | 1614 |
| 0 | 1615 /************************************ |
| 1616 * Add MODxxxx bits to existing type. | |
| 1617 * We're adding, not replacing, so adding const to | |
| 1618 * a shared type => "shared const" | |
| 1619 */ | |
| 1620 Type addMod(MOD mod) | |
| 1621 { | |
| 1622 Type t = this; | |
| 1623 | |
| 1624 /* Add anything to immutable, and it remains immutable | |
| 1625 */ | |
| 135 | 1626 //printf("addMod(%x) %s\n", mod, toChars()); |
| 1627 if (!t.isImmutable()) | |
| 0 | 1628 { |
| 1629 switch (mod) | |
| 1630 { | |
| 1631 case MOD.MODundefined: | |
| 1632 break; | |
| 1633 | |
| 1634 case MOD.MODconst: | |
| 1635 if (isShared()) | |
| 1636 t = sharedConstOf(); | |
| 1637 else | |
| 1638 t = constOf(); | |
| 1639 break; | |
| 1640 | |
| 135 | 1641 case MOD.MODimmutable: |
| 0 | 1642 t = invariantOf(); |
| 1643 break; | |
| 1644 | |
| 1645 case MOD.MODshared: | |
| 1646 if (isConst()) | |
| 1647 t = sharedConstOf(); | |
| 135 | 1648 else if (isWild()) |
| 1649 t = sharedWildOf(); | |
| 0 | 1650 else |
| 1651 t = sharedOf(); | |
| 1652 break; | |
| 1653 | |
| 1654 case MOD.MODshared | MOD.MODconst: | |
| 1655 t = sharedConstOf(); | |
| 1656 break; | |
| 174 | 1657 |
| 135 | 1658 case MOD.MODwild: |
| 1659 if (isConst()) | |
| 1660 {} | |
| 1661 else if (isShared()) | |
| 1662 t = sharedWildOf(); | |
| 1663 else | |
| 1664 t = wildOf(); | |
| 1665 break; | |
| 1666 | |
| 1667 case MOD.MODshared | MOD.MODwild: | |
| 1668 t = sharedWildOf(); | |
| 1669 break; | |
| 0 | 1670 } |
| 1671 } | |
| 1672 return t; | |
| 1673 } | |
| 174 | 1674 |
|
131
206db751bd4c
dmdfe 2.037 compiles now
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
130
diff
changeset
|
1675 Type addStorageClass(StorageClass stc) |
| 0 | 1676 { |
| 1677 /* Just translate to MOD bits and let addMod() do the work | |
| 1678 */ | |
| 1679 MOD mod = MOD.MODundefined; | |
| 1680 | |
| 1681 if (stc & STC.STCimmutable) | |
| 135 | 1682 mod = MOD.MODimmutable; |
| 0 | 1683 else |
| 174 | 1684 { |
| 0 | 1685 if (stc & (STC.STCconst | STC.STCin)) |
| 1686 mod = MOD.MODconst; | |
| 1687 if (stc & STC.STCshared) | |
| 1688 mod |= MOD.MODshared; | |
| 135 | 1689 if (stc & STC.STCwild) |
| 1690 mod |= MOD.MODwild; | |
| 0 | 1691 } |
| 1692 | |
| 1693 return addMod(mod); | |
| 1694 } | |
| 174 | 1695 |
| 0 | 1696 Type pointerTo() |
| 1697 { | |
| 1698 if (pto is null) | |
| 1699 { | |
| 1700 Type t = new TypePointer(this); | |
| 1701 pto = t.merge(); | |
| 1702 } | |
| 1703 | |
| 1704 return pto; | |
| 1705 } | |
| 174 | 1706 |
| 0 | 1707 Type referenceTo() |
| 1708 { | |
| 1709 assert(false); | |
| 1710 } | |
| 1711 | |
| 1712 version (DumbClone) { | |
| 1713 final Type clone() | |
| 1714 { | |
| 1715 auto size = this.classinfo.init.length; | |
| 2 | 1716 auto ptr = GC.malloc(size); |
| 0 | 1717 memcpy(ptr, cast(void*)this, size); |
| 1718 | |
| 1719 return cast(Type)ptr; | |
| 1720 } | |
| 1721 } else { | |
| 1722 final Type cloneTo(Type t) | |
| 1723 { | |
| 1724 t.ctype = ctype; | |
| 1725 return t; | |
| 1726 } | |
| 1727 | |
| 1728 Type clone() | |
| 1729 { | |
| 1730 assert(this.classinfo is Type.classinfo); | |
| 1731 return cloneTo(new Type(ty)); | |
| 1732 } | |
| 1733 } | |
| 174 | 1734 |
| 0 | 1735 Type arrayOf() |
| 1736 { | |
| 1737 if (!arrayof) | |
| 174 | 1738 { |
| 0 | 1739 Type t = new TypeDArray(this); |
| 1740 arrayof = t.merge(); | |
| 1741 } | |
| 1742 return arrayof; | |
| 1743 } | |
| 174 | 1744 |
| 0 | 1745 Type makeConst() |
| 1746 { | |
| 1747 //printf("Type.makeConst() %p, %s\n", this, toChars()); | |
| 1748 if (cto) | |
| 1749 return cto; | |
| 1750 | |
| 1751 Type t = clone(); | |
| 1752 t.mod = MOD.MODconst; | |
| 174 | 1753 |
| 0 | 1754 t.deco = null; |
| 1755 t.arrayof = null; | |
| 1756 t.pto = null; | |
| 1757 t.rto = null; | |
| 1758 t.cto = null; | |
| 1759 t.ito = null; | |
| 1760 t.sto = null; | |
| 1761 t.scto = null; | |
| 135 | 1762 t.wto = null; |
| 1763 t.swto = null; | |
| 0 | 1764 t.vtinfo = null; |
| 174 | 1765 |
| 0 | 1766 //printf("-Type.makeConst() %p, %s\n", t, toChars()); |
| 1767 return t; | |
| 1768 } | |
| 174 | 1769 |
| 0 | 1770 Type makeInvariant() |
| 1771 { | |
| 1772 if (ito) { | |
| 1773 return ito; | |
| 1774 } | |
| 1775 | |
| 1776 Type t = clone(); | |
| 135 | 1777 t.mod = MOD.MODimmutable; |
| 0 | 1778 |
| 1779 t.deco = null; | |
| 1780 t.arrayof = null; | |
| 1781 t.pto = null; | |
| 1782 t.rto = null; | |
| 1783 t.cto = null; | |
| 1784 t.ito = null; | |
| 1785 t.sto = null; | |
| 1786 t.scto = null; | |
| 135 | 1787 t.wto = null; |
| 1788 t.swto = null; | |
| 0 | 1789 t.vtinfo = null; |
| 1790 | |
| 1791 return t; | |
| 1792 } | |
| 174 | 1793 |
| 0 | 1794 Type makeShared() |
| 1795 { | |
| 1796 if (sto) | |
| 1797 return sto; | |
| 1798 | |
| 1799 Type t = clone(); | |
| 1800 t.mod = MOD.MODshared; | |
| 1801 | |
| 1802 t.deco = null; | |
| 1803 t.arrayof = null; | |
| 1804 t.pto = null; | |
| 1805 t.rto = null; | |
| 1806 t.cto = null; | |
| 1807 t.ito = null; | |
| 1808 t.sto = null; | |
| 1809 t.scto = null; | |
| 135 | 1810 t.wto = null; |
| 1811 t.swto = null; | |
| 0 | 1812 t.vtinfo = null; |
| 1813 | |
| 1814 return t; | |
| 1815 } | |
| 174 | 1816 |
| 0 | 1817 Type makeSharedConst() |
| 1818 { | |
| 1819 if (scto) | |
| 1820 return scto; | |
| 1821 | |
| 1822 Type t = clone(); | |
| 1823 t.mod = MODshared | MODconst; | |
| 1824 | |
| 1825 t.deco = null; | |
| 1826 t.arrayof = null; | |
| 1827 t.pto = null; | |
| 1828 t.rto = null; | |
| 1829 t.cto = null; | |
| 1830 t.ito = null; | |
| 1831 t.sto = null; | |
| 1832 t.scto = null; | |
| 135 | 1833 t.wto = null; |
| 1834 t.swto = null; | |
| 0 | 1835 t.vtinfo = null; |
| 1836 | |
| 1837 return t; | |
| 1838 } | |
| 174 | 1839 |
| 135 | 1840 Type makeWild() |
| 1841 { | |
| 1842 if (wto) | |
| 1843 return wto; | |
| 174 | 1844 |
| 135 | 1845 Type t = clone(); |
| 1846 t.mod = MOD.MODwild; | |
| 1847 t.deco = null; | |
| 1848 t.arrayof = null; | |
| 1849 t.pto = null; | |
| 1850 t.rto = null; | |
| 1851 t.cto = null; | |
| 1852 t.ito = null; | |
| 1853 t.sto = null; | |
| 1854 t.scto = null; | |
| 1855 t.wto = null; | |
| 1856 t.swto = null; | |
| 1857 t.vtinfo = null; | |
| 1858 return t; | |
| 1859 } | |
| 1860 | |
| 1861 Type makeSharedWild() | |
| 1862 { | |
| 1863 if (swto) | |
| 1864 return swto; | |
| 174 | 1865 |
| 135 | 1866 Type t = clone(); |
| 1867 t.mod = MOD.MODshared | MOD.MODwild; | |
| 1868 t.deco = null; | |
| 1869 t.arrayof = null; | |
| 1870 t.pto = null; | |
| 1871 t.rto = null; | |
| 1872 t.cto = null; | |
| 1873 t.ito = null; | |
| 1874 t.sto = null; | |
| 1875 t.scto = null; | |
| 1876 t.wto = null; | |
| 1877 t.swto = null; | |
| 1878 t.vtinfo = null; | |
| 1879 return t; | |
| 1880 } | |
| 1881 | |
| 1882 Type makeMutable() | |
| 1883 { | |
| 1884 Type t = clone(); | |
| 1885 t.mod = mod & MOD.MODshared; | |
| 1886 t.deco = null; | |
| 1887 t.arrayof = null; | |
| 1888 t.pto = null; | |
| 1889 t.rto = null; | |
| 1890 t.cto = null; | |
| 1891 t.ito = null; | |
| 1892 t.sto = null; | |
| 1893 t.scto = null; | |
| 1894 t.wto = null; | |
| 1895 t.swto = null; | |
| 1896 t.vtinfo = null; | |
| 1897 return t; | |
| 1898 } | |
| 174 | 1899 |
| 0 | 1900 Dsymbol toDsymbol(Scope sc) |
| 1901 { | |
| 1902 return null; | |
| 1903 } | |
| 1904 | |
| 1905 /******************************* | |
| 1906 * If this is a shell around another type, | |
| 1907 * get that other type. | |
| 1908 */ | |
| 174 | 1909 |
| 0 | 1910 Type toBasetype() |
| 1911 { | |
| 1912 return this; | |
| 1913 } | |
| 174 | 1914 |
| 0 | 1915 /************************** |
| 1916 * Return type with the top level of it being mutable. | |
| 1917 */ | |
| 1918 Type toHeadMutable() | |
| 1919 { | |
| 1920 if (!mod) | |
| 1921 return this; | |
| 1922 | |
| 1923 return mutableOf(); | |
| 1924 } | |
| 174 | 1925 |
| 0 | 1926 bool isBaseOf(Type t, int* poffset) |
| 1927 { | |
| 1928 return false; // assume not | |
| 1929 } | |
| 174 | 1930 |
| 0 | 1931 /******************************* |
| 1932 * Determine if converting 'this' to 'to' is an identity operation, | |
| 1933 * a conversion to const operation, or the types aren't the same. | |
| 1934 * Returns: | |
| 1935 * MATCHequal 'this' == 'to' | |
| 1936 * MATCHconst 'to' is const | |
| 1937 * MATCHnomatch conversion to mutable or invariant | |
| 1938 */ | |
| 1939 MATCH constConv(Type to) | |
| 1940 { | |
| 1941 if (equals(to)) | |
| 1942 return MATCH.MATCHexact; | |
| 135 | 1943 if (ty == to.ty && MODimplicitConv(mod, to.mod)) |
| 0 | 1944 return MATCH.MATCHconst; |
| 1945 return MATCH.MATCHnomatch; | |
| 1946 } | |
| 174 | 1947 |
| 0 | 1948 /******************************** |
| 1949 * Determine if 'this' can be implicitly converted | |
| 1950 * to type 'to'. | |
| 1951 * Returns: | |
| 1952 * MATCHnomatch, MATCHconvert, MATCHconst, MATCHexact | |
| 1953 */ | |
| 1954 MATCH implicitConvTo(Type to) | |
| 1955 { | |
| 1956 //printf("Type.implicitConvTo(this=%p, to=%p)\n", this, to); | |
| 1957 //printf("from: %s\n", toChars()); | |
| 1958 //printf("to : %s\n", to.toChars()); | |
| 1959 if (this is to) | |
| 1960 return MATCHexact; | |
| 1961 | |
| 1962 return MATCHnomatch; | |
| 1963 } | |
| 174 | 1964 |
| 0 | 1965 ClassDeclaration isClassHandle() |
| 1966 { | |
| 1967 return null; | |
| 1968 } | |
| 1969 | |
| 1970 Expression getProperty(Loc loc, Identifier ident) | |
| 1971 { | |
| 1972 Expression e; | |
| 1973 | |
| 1974 version (LOGDOTEXP) { | |
| 1975 printf("Type.getProperty(type = '%s', ident = '%s')\n", toChars(), ident.toChars()); | |
| 1976 } | |
| 1977 if (ident == Id.__sizeof) | |
| 1978 { | |
| 1979 e = new IntegerExp(loc, size(loc), Type.tsize_t); | |
| 1980 } | |
| 1981 else if (ident == Id.size) | |
| 1982 { | |
| 1983 error(loc, ".size property should be replaced with .sizeof"); | |
| 1984 e = new ErrorExp(); | |
| 1985 } | |
| 1986 else if (ident is Id.alignof_) | |
| 1987 { | |
| 1988 e = new IntegerExp(loc, alignsize(), Type.tsize_t); | |
| 1989 } | |
| 1990 else if (ident == Id.typeinfo_) | |
| 1991 { | |
| 1992 if (!global.params.useDeprecated) | |
| 1993 error(loc, ".typeinfo deprecated, use typeid(type)"); | |
| 1994 e = getTypeInfo(null); | |
| 1995 } | |
| 1996 else if (ident == Id.init_) | |
| 1997 { | |
| 1998 if (ty == TY.Tvoid) | |
| 1999 error(loc, "void does not have an initializer"); | |
| 2000 e = defaultInit(loc); | |
| 2001 } | |
| 2002 else if (ident is Id.mangleof_) | |
| 2003 { | |
| 2004 string s; | |
| 174 | 2005 if (!deco) { |
| 0 | 2006 s = toChars(); |
| 2007 error(loc, "forward reference of type %s.mangleof", s); | |
| 2008 } else { | |
| 2009 s = deco; | |
| 2010 } | |
| 2011 | |
| 2012 e = new StringExp(loc, s, 'c'); | |
|
87
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2013 scope Scope sc = new Scope(); |
| 0 | 2014 e = e.semantic(sc); |
| 2015 } | |
| 2016 else if (ident is Id.stringof_) | |
| 174 | 2017 { |
| 0 | 2018 string s = toChars(); |
| 2019 e = new StringExp(loc, s, 'c'); | |
|
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2020 scope Scope sc = new Scope(); |
| 0 | 2021 e = e.semantic(sc); |
| 2022 } | |
| 2023 else | |
| 2024 { | |
| 2025 error(loc, "no property '%s' for type '%s'", ident.toChars(), toChars()); | |
| 2026 e = new ErrorExp(); | |
| 2027 } | |
| 2028 return e; | |
| 2029 } | |
| 174 | 2030 |
| 0 | 2031 Expression dotExp(Scope sc, Expression e, Identifier ident) |
| 2032 { | |
| 2033 VarDeclaration v = null; | |
| 2034 | |
| 2035 version (LOGDOTEXP) { | |
| 2036 printf("Type.dotExp(e = '%s', ident = '%s')\n", e.toChars(), ident.toChars()); | |
| 2037 } | |
| 2038 if (e.op == TOK.TOKdotvar) | |
| 2039 { | |
| 2040 DotVarExp dv = cast(DotVarExp)e; | |
| 2041 v = dv.var.isVarDeclaration(); | |
| 2042 } | |
| 2043 else if (e.op == TOK.TOKvar) | |
| 2044 { | |
| 2045 VarExp ve = cast(VarExp)e; | |
| 2046 v = ve.var.isVarDeclaration(); | |
| 2047 } | |
| 2048 if (v) | |
| 2049 { | |
| 2050 if (ident is Id.offset) | |
| 2051 { | |
| 2052 if (!global.params.useDeprecated) | |
| 2053 error(e.loc, ".offset deprecated, use .offsetof"); | |
| 2054 goto Loffset; | |
| 2055 } | |
| 2056 else if (ident is Id.offsetof) | |
| 2057 { | |
| 2058 Loffset: | |
| 2059 if (v.storage_class & STC.STCfield) | |
| 2060 { | |
| 2061 e = new IntegerExp(e.loc, v.offset, Type.tsize_t); | |
| 2062 return e; | |
| 2063 } | |
| 2064 } | |
| 2065 else if (ident is Id.init_) | |
| 2066 { | |
| 2067 static if (false) { | |
| 2068 if (v.init) | |
| 2069 { | |
| 2070 if (v.init.isVoidInitializer()) | |
| 2071 error(e.loc, "%s.init is void", v.toChars()); | |
| 2072 else | |
| 2073 { Loc loc = e.loc; | |
| 2074 e = v.init.toExpression(); | |
| 2075 if (e.op == TOK.TOKassign || e.op == TOK.TOKconstruct || e.op == TOK.TOKblit) | |
| 2076 { | |
| 2077 e = (cast(AssignExp)e).e2; | |
| 2078 | |
| 2079 /* Take care of case where we used a 0 | |
| 2080 * to initialize the struct. | |
| 2081 */ | |
| 2082 if (e.type == Type.tint32 && | |
| 2083 e.isBool(0) && | |
| 2084 v.type.toBasetype().ty == TY.Tstruct) | |
| 2085 { | |
| 2086 e = v.type.defaultInit(e.loc); | |
| 2087 } | |
| 2088 } | |
| 2089 e = e.optimize(WANTvalue | WANTinterpret); | |
| 2090 // if (!e.isConst()) | |
| 2091 // error(loc, ".init cannot be evaluated at compile time"); | |
| 2092 } | |
|
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2093 goto Lreturn; |
| 0 | 2094 } |
| 2095 } | |
|
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2096 e = defaultInit(e.loc); |
|
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2097 goto Lreturn; |
| 0 | 2098 } |
| 2099 } | |
| 2100 if (ident is Id.typeinfo_) | |
| 2101 { | |
| 2102 if (!global.params.useDeprecated) | |
| 2103 error(e.loc, ".typeinfo deprecated, use typeid(type)"); | |
| 2104 e = getTypeInfo(sc); | |
| 2105 } | |
|
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2106 else if (ident is Id.stringof_) |
| 174 | 2107 { |
| 0 | 2108 string s = e.toChars(); |
| 2109 e = new StringExp(e.loc, s, 'c'); | |
| 2110 } | |
|
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2111 else |
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2112 e = getProperty(e.loc, ident); |
| 174 | 2113 |
|
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2114 Lreturn: |
|
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2115 e = e.semantic(sc); |
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2116 return e; |
| 0 | 2117 } |
| 174 | 2118 |
|
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2119 /*************************************** |
|
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2120 * Figures out what to do with an undefined member reference |
|
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2121 * for classes and structs. |
|
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2122 */ |
|
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2123 Expression noMember(Scope sc, Expression e, Identifier ident) |
|
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2124 { |
|
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2125 assert(ty == TY.Tstruct || ty == TY.Tclass); |
|
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2126 AggregateDeclaration sym = toDsymbol(sc).isAggregateDeclaration(); |
|
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2127 assert(sym); |
|
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2128 |
|
131
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2129 if (ident !is Id.__sizeof && |
|
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2130 ident !is Id.alignof_ && |
|
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2131 ident !is Id.init_ && |
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2132 ident !is Id.mangleof_ && |
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2133 ident !is Id.stringof_ && |
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2134 ident !is Id.offsetof) |
|
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2135 { |
|
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|
2136 /* See if we should forward to the alias this. |
|
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2137 */ |
|
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|
2138 if (sym.aliasthis) |
|
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2139 { /* Rewrite e.ident as: |
|
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|
2140 * e.aliasthis.ident |
|
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|
2141 */ |
|
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|
2142 e = new DotIdExp(e.loc, e, sym.aliasthis.ident); |
|
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2143 e = new DotIdExp(e.loc, e, ident); |
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2144 return e.semantic(sc); |
|
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2145 } |
|
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|
2146 |
|
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|
2147 /* Look for overloaded opDot() to see if we should forward request |
|
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2148 * to it. |
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2149 */ |
|
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2150 Dsymbol fd = search_function(sym, Id.opDot); |
|
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|
2151 if (fd) |
|
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2152 { /* Rewrite e.ident as: |
|
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2153 * e.opDot().ident |
|
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2154 */ |
|
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2155 e = build_overload(e.loc, sc, e, null, fd.ident); |
|
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2156 e = new DotIdExp(e.loc, e, ident); |
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2157 return e.semantic(sc); |
|
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2158 } |
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2159 |
|
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2160 /* Look for overloaded opDispatch to see if we should forward request |
|
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2161 * to it. |
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2162 */ |
|
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2163 fd = search_function(sym, Id.opDispatch); |
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2164 if (fd) |
|
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2165 { |
|
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2166 /* Rewrite e.ident as: |
|
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2167 * e.opDispatch!("ident") |
|
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2168 */ |
|
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2169 TemplateDeclaration td = fd.isTemplateDeclaration(); |
|
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2170 if (!td) |
|
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2171 { |
|
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2172 fd.error("must be a template opDispatch(string s), not a %s", fd.kind()); |
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2173 return new ErrorExp(); |
|
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2174 } |
|
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|
2175 auto se = new StringExp(e.loc, ident.toChars()); |
|
60bb0fe4563e
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diff
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|
2176 auto tiargs = new Objects(); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
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121
diff
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|
2177 tiargs.push(se); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
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121
diff
changeset
|
2178 e = new DotTemplateInstanceExp(e.loc, e, Id.opDispatch, tiargs); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
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121
diff
changeset
|
2179 (cast(DotTemplateInstanceExp)e).ti.tempdecl = td; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
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diff
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|
2180 return e; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
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121
diff
changeset
|
2181 //return e.semantic(sc); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
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121
diff
changeset
|
2182 } |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
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121
diff
changeset
|
2183 } |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
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121
diff
changeset
|
2184 |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
121
diff
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|
2185 return Type.dotExp(sc, e, ident); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
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|
2186 } |
| 174 | 2187 |
| 0 | 2188 uint memalign(uint salign) |
| 2189 { | |
| 2190 return salign; | |
| 2191 } | |
| 174 | 2192 |
| 0 | 2193 Expression defaultInit(Loc loc) |
| 2194 { | |
| 170 | 2195 version (LOGDEFAULTINIT) { |
| 2196 printf("Type.defaultInit() '%.*s'\n", toChars()); | |
| 2197 } | |
| 2198 return null; | |
| 0 | 2199 } |
| 174 | 2200 |
| 135 | 2201 /*************************************** |
| 2202 * Use when we prefer the default initializer to be a literal, | |
| 2203 * rather than a global immutable variable. | |
| 2204 */ | |
| 174 | 2205 //Expression defaultInitLiteral(Loc loc = Loc(0)) |
| 2206 Expression defaultInitLiteral(Loc loc) | |
| 135 | 2207 { |
| 2208 version(LOGDEFAULTINIT) { | |
| 2209 printf("Type::defaultInitLiteral() '%s'\n", toChars()); | |
| 2210 } | |
| 2211 return defaultInit(loc); | |
| 2212 } | |
| 2213 | |
| 0 | 2214 ///bool isZeroInit(Loc loc = Loc(0)) // if initializer is 0 |
| 2215 bool isZeroInit(Loc loc) // if initializer is 0 | |
| 2216 { | |
| 2217 assert(false); | |
| 2218 } | |
| 174 | 2219 |
| 0 | 2220 dt_t** toDt(dt_t** pdt) |
| 2221 { | |
| 2222 //printf("Type.toDt()\n"); | |
| 2223 Expression e = defaultInit(Loc(0)); | |
| 2224 return e.toDt(pdt); | |
| 2225 } | |
| 174 | 2226 |
| 0 | 2227 Identifier getTypeInfoIdent(int internal) |
| 2228 { | |
| 2229 // _init_10TypeInfo_%s | |
| 2230 scope OutBuffer buf = new OutBuffer(); | |
| 2231 Identifier id; | |
| 2232 char* name; | |
| 2233 int len; | |
| 2234 | |
| 2235 if (internal) | |
| 174 | 2236 { |
| 0 | 2237 buf.writeByte(mangleChar[ty]); |
| 2238 if (ty == TY.Tarray) | |
| 2239 buf.writeByte(mangleChar[(cast(TypeArray)this).next.ty]); | |
| 2240 } | |
| 2241 else | |
| 2242 toDecoBuffer(buf); | |
| 2243 | |
| 2244 len = buf.offset; | |
|
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:
4
diff
changeset
|
2245 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:
4
diff
changeset
|
2246 name = cast(char*)GC.malloc(19 + len.sizeof * 3 + len + 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:
4
diff
changeset
|
2247 else |
| 0 | 2248 name = cast(char*)alloca(19 + len.sizeof * 3 + len + 1); |
| 2249 buf.writeByte(0); | |
| 2250 version (TARGET_OSX) { | |
| 2251 // The LINKc will prepend the _ | |
| 2252 len = sprintf(name, "D%dTypeInfo_%s6__initZ".ptr, 9 + len, buf.data); | |
| 2253 } else { | |
| 2254 len = sprintf(name, "_D%dTypeInfo_%s6__initZ".ptr, 9 + len, buf.data); | |
| 2255 } | |
| 2256 if (global.params.isWindows) | |
| 2257 name++; // C mangling will add it back in | |
| 2258 //printf("name = %s\n", name); | |
| 2259 id = Lexer.idPool(name[0..len-1].idup); | |
| 2260 return id; | |
| 2261 } | |
| 174 | 2262 |
| 0 | 2263 /* These form the heart of template argument deduction. |
| 2264 * Given 'this' being the type argument to the template instance, | |
| 2265 * it is matched against the template declaration parameter specialization | |
| 2266 * 'tparam' to determine the type to be used for the parameter. | |
| 2267 * Example: | |
| 2268 * template Foo(T:T*) // template declaration | |
| 2269 * Foo!(int*) // template instantiation | |
| 2270 * Input: | |
| 2271 * this = int* | |
| 2272 * tparam = T | |
| 2273 * parameters = [ T:T* ] // Array of TemplateParameter's | |
| 2274 * Output: | |
| 2275 * dedtypes = [ int ] // Array of Expression/Type's | |
| 2276 */ | |
| 2277 MATCH deduceType(Scope sc, Type tparam, TemplateParameters parameters, Objects dedtypes) | |
| 2278 { | |
| 98 | 2279 static if (false) |
| 2280 { | |
| 0 | 2281 printf("Type.deduceType()\n"); |
| 2282 printf("\tthis = %d, ", ty); print(); | |
| 2283 printf("\ttparam = %d, ", tparam.ty); tparam.print(); | |
| 2284 } | |
| 2285 if (!tparam) | |
| 2286 goto Lnomatch; | |
| 2287 | |
| 2288 if (this == tparam) | |
| 2289 goto Lexact; | |
| 2290 | |
| 2291 if (tparam.ty == Tident) | |
| 2292 { | |
| 2293 // Determine which parameter tparam is | |
| 2294 int i = templateParameterLookup(tparam, parameters); | |
| 2295 if (i == -1) | |
| 2296 { | |
| 2297 if (!sc) | |
| 2298 goto Lnomatch; | |
| 2299 | |
| 2300 /* Need a loc to go with the semantic routine. | |
| 2301 */ | |
| 2302 Loc loc; | |
| 2303 if (parameters.dim) | |
| 2304 { | |
|
121
347de076ad34
TemplateParameters -> Vector
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
114
diff
changeset
|
2305 auto tp = parameters[0]; |
| 0 | 2306 loc = tp.loc; |
| 2307 } | |
| 2308 | |
| 2309 /* BUG: what if tparam is a template instance, that | |
| 2310 * has as an argument another Tident? | |
| 2311 */ | |
| 2312 tparam = tparam.semantic(loc, sc); | |
| 2313 assert(tparam.ty != Tident); | |
| 2314 return deduceType(sc, tparam, parameters, dedtypes); | |
| 2315 } | |
| 2316 | |
|
121
347de076ad34
TemplateParameters -> Vector
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
114
diff
changeset
|
2317 auto tp = parameters[i]; |
| 0 | 2318 |
| 2319 // Found the corresponding parameter tp | |
| 2320 if (!tp.isTemplateTypeParameter()) | |
| 2321 goto Lnomatch; | |
| 2322 Type tt = this; | |
|
113
3482c73a991b
More cleanup for arrays
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
110
diff
changeset
|
2323 Type at = cast(Type)dedtypes[i]; |
| 0 | 2324 |
| 98 | 2325 // 5*5 == 25 cases |
| 135 | 2326 static pure int X(int U, int T) { return ((U << 4) | T); } |
| 174 | 2327 |
| 98 | 2328 switch (X(tparam.mod, mod)) |
| 2329 { | |
| 2330 case X(0, 0): | |
| 2331 case X(0, MODconst): | |
| 135 | 2332 case X(0, MODimmutable): |
| 98 | 2333 case X(0, MODshared): |
| 2334 case X(0, MODconst | MODshared): | |
| 135 | 2335 case X(0, MODwild): |
| 2336 case X(0, MODwild | MODshared): | |
| 98 | 2337 // foo(U:U) T => T |
| 2338 // foo(U:U) const(T) => const(T) | |
| 2339 // foo(U:U) immutable(T) => immutable(T) | |
| 2340 // foo(U:U) shared(T) => shared(T) | |
| 2341 // foo(U:U) const(shared(T)) => const(shared(T)) | |
| 135 | 2342 // foo(U:U) wild(T) => wild(T) |
| 2343 // foo(U:U) wild(shared(T)) => wild(shared(T)) | |
| 0 | 2344 if (!at) |
| 110 | 2345 { dedtypes[i] = tt; |
| 0 | 2346 goto Lexact; |
| 2347 } | |
| 98 | 2348 break; |
| 2349 | |
| 2350 case X(MODconst, MODconst): | |
| 135 | 2351 case X(MODimmutable, MODimmutable): |
| 98 | 2352 case X(MODshared, MODshared): |
| 2353 case X(MODconst | MODshared, MODconst | MODshared): | |
| 135 | 2354 case X(MODwild, MODwild): |
| 2355 case X(MODwild | MODshared, MODwild | MODshared): | |
| 2356 case X(MODconst, MODwild): | |
| 2357 case X(MODconst, MODwild | MODshared): | |
| 98 | 2358 // foo(U:const(U)) const(T) => T |
| 2359 // foo(U:immutable(U)) immutable(T) => T | |
| 2360 // foo(U:shared(U)) shared(T) => T | |
| 2361 // foo(U:const(shared(U)) const(shared(T))=> T | |
| 135 | 2362 // foo(U:wild(U)) wild(T) => T |
| 2363 // foo(U:wild(shared(U)) wild(shared(T)) => T | |
| 2364 // foo(U:const(U)) wild(shared(T)) => shared(T) | |
| 98 | 2365 tt = mutableOf().unSharedOf(); |
| 0 | 2366 if (!at) |
| 110 | 2367 { |
|
94
3a0b150c9841
Objects -> Vector!Object iteration 1
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
87
diff
changeset
|
2368 dedtypes[i] = tt; |
| 0 | 2369 goto Lexact; |
| 2370 } | |
| 98 | 2371 break; |
| 2372 | |
| 2373 case X(MODconst, 0): | |
| 2374 case X(MODconst, MODimmutable): | |
| 2375 case X(MODconst, MODconst | MODshared): | |
| 2376 case X(MODconst | MODshared, MODimmutable): | |
| 135 | 2377 case X(MODshared, MODwild | MODshared): |
| 98 | 2378 // foo(U:const(U)) T => T |
| 2379 // foo(U:const(U)) immutable(T) => T | |
| 2380 // foo(U:const(U)) const(shared(T)) => shared(T) | |
| 2381 // foo(U:const(shared(U)) immutable(T) => T | |
| 135 | 2382 // foo(U:shared(U)) wild(shared(T)) => wild(T) |
| 0 | 2383 tt = mutableOf(); |
| 2384 if (!at) | |
| 110 | 2385 { dedtypes[i] = tt; |
| 98 | 2386 goto Lconst; |
| 0 | 2387 } |
| 98 | 2388 break; |
| 2389 | |
| 2390 case X(MODshared, MODconst | MODshared): | |
| 2391 case X(MODconst | MODshared, MODshared): | |
| 2392 // foo(U:shared(U)) const(shared(T)) => const(T) | |
| 2393 // foo(U:const(shared(U)) shared(T) => T | |
| 2394 tt = unSharedOf(); | |
| 0 | 2395 if (!at) |
| 110 | 2396 { dedtypes[i] = tt; |
| 0 | 2397 goto Lconst; |
| 2398 } | |
| 98 | 2399 break; |
| 2400 | |
| 2401 case X(MODimmutable, 0): | |
| 2402 case X(MODimmutable, MODconst): | |
| 2403 case X(MODimmutable, MODshared): | |
| 2404 case X(MODimmutable, MODconst | MODshared): | |
| 2405 case X(MODconst, MODshared): | |
| 2406 case X(MODshared, 0): | |
| 2407 case X(MODshared, MODconst): | |
| 2408 case X(MODshared, MODimmutable): | |
| 2409 case X(MODconst | MODshared, 0): | |
| 2410 case X(MODconst | MODshared, MODconst): | |
| 135 | 2411 case X(MODimmutable, MODwild): |
| 2412 case X(MODshared, MODwild): | |
| 2413 case X(MODconst | MODshared, MODwild): | |
| 2414 case X(MODwild, 0): | |
| 2415 case X(MODwild, MODconst): | |
| 2416 case X(MODwild, MODimmutable): | |
| 2417 case X(MODwild, MODshared): | |
| 2418 case X(MODwild, MODconst | MODshared): | |
| 2419 case X(MODwild | MODshared, 0): | |
| 2420 case X(MODwild | MODshared, MODconst): | |
| 2421 case X(MODwild | MODshared, MODimmutable): | |
| 2422 case X(MODwild | MODshared, MODshared): | |
| 2423 case X(MODwild | MODshared, MODconst | MODshared): | |
| 2424 case X(MODwild | MODshared, MODwild): | |
| 2425 case X(MODimmutable, MODwild | MODshared): | |
| 2426 case X(MODconst | MODshared, MODwild | MODshared): | |
| 2427 case X(MODwild, MODwild | MODshared): | |
| 98 | 2428 // foo(U:immutable(U)) T => nomatch |
| 2429 // foo(U:immutable(U)) const(T) => nomatch | |
| 2430 // foo(U:immutable(U)) shared(T) => nomatch | |
| 2431 // foo(U:immutable(U)) const(shared(T)) => nomatch | |
| 2432 // foo(U:const(U)) shared(T) => nomatch | |
| 2433 // foo(U:shared(U)) T => nomatch | |
| 2434 // foo(U:shared(U)) const(T) => nomatch | |
| 2435 // foo(U:shared(U)) immutable(T) => nomatch | |
| 2436 // foo(U:const(shared(U)) T => nomatch | |
| 2437 // foo(U:const(shared(U)) const(T) => nomatch | |
| 135 | 2438 // foo(U:immutable(U)) wild(T) => nomatch |
| 2439 // foo(U:shared(U)) wild(T) => nomatch | |
| 2440 // foo(U:const(shared(U)) wild(T) => nomatch | |
| 2441 // foo(U:wild(U)) T => nomatch | |
| 2442 // foo(U:wild(U)) const(T) => nomatch | |
| 2443 // foo(U:wild(U)) immutable(T) => nomatch | |
| 2444 // foo(U:wild(U)) shared(T) => nomatch | |
| 2445 // foo(U:wild(U)) const(shared(T)) => nomatch | |
| 2446 // foo(U:wild(shared(U)) T => nomatch | |
| 2447 // foo(U:wild(shared(U)) const(T) => nomatch | |
| 2448 // foo(U:wild(shared(U)) immutable(T) => nomatch | |
| 2449 // foo(U:wild(shared(U)) shared(T) => nomatch | |
| 2450 // foo(U:wild(shared(U)) const(shared(T)) => nomatch | |
| 2451 // foo(U:wild(shared(U)) wild(T) => nomatch | |
| 2452 // foo(U:immutable(U)) wild(shared(T)) => nomatch | |
| 2453 // foo(U:const(shared(U))) wild(shared(T)) => nomatch | |
| 2454 // foo(U:wild(U)) wild(shared(T)) => nomatch | |
| 98 | 2455 //if (!at) |
| 0 | 2456 goto Lnomatch; |
| 98 | 2457 break; |
| 2458 | |
| 2459 default: | |
| 2460 assert(0); | |
| 0 | 2461 } |
| 2462 | |
| 2463 if (tt.equals(at)) | |
| 2464 goto Lexact; | |
| 2465 else if (tt.ty == Tclass && at.ty == Tclass) | |
| 2466 { | |
| 2467 return tt.implicitConvTo(at); | |
| 2468 } | |
| 2469 else if (tt.ty == Tsarray && at.ty == Tarray && | |
| 2470 tt.nextOf().implicitConvTo(at.nextOf()) >= MATCHconst) | |
| 2471 { | |
| 2472 goto Lexact; | |
| 2473 } | |
| 2474 else | |
| 2475 goto Lnomatch; | |
| 2476 } | |
| 2477 | |
| 2478 if (ty != tparam.ty) | |
| 2479 return implicitConvTo(tparam); | |
| 2480 // goto Lnomatch; | |
| 2481 | |
| 2482 if (nextOf()) | |
| 2483 return nextOf().deduceType(sc, tparam.nextOf(), parameters, dedtypes); | |
| 2484 | |
| 2485 Lexact: | |
| 2486 return MATCHexact; | |
| 2487 | |
| 2488 Lnomatch: | |
| 2489 return MATCHnomatch; | |
| 2490 | |
| 2491 version (DMDV2) { | |
| 2492 Lconst: | |
| 2493 return MATCHconst; | |
| 2494 } | |
| 2495 } | |
| 2496 | |
| 2497 void resolve(Loc loc, Scope sc, Expression* pe, Type* pt, Dsymbol* ps) | |
| 2498 { | |
| 2499 //printf("Type.resolve() %s, %d\n", toChars(), ty); | |
| 2500 Type t = semantic(loc, sc); | |
| 2501 *pt = t; | |
| 2502 *pe = null; | |
| 2503 *ps = null; | |
| 2504 } | |
| 174 | 2505 |
| 0 | 2506 /******************************************* |
| 2507 * Get a canonicalized form of the TypeInfo for use with the internal | |
| 2508 * runtime library routines. Canonicalized in that static arrays are | |
| 2509 * represented as dynamic arrays, enums are represented by their | |
| 2510 * underlying type, etc. This reduces the number of TypeInfo's needed, | |
| 2511 * so we can use the custom internal ones more. | |
| 2512 */ | |
| 2513 Expression getInternalTypeInfo(Scope sc) | |
| 2514 { | |
| 2515 TypeInfoDeclaration tid; | |
| 2516 Expression e; | |
| 2517 Type t; | |
| 2518 | |
| 2519 //printf("Type.getInternalTypeInfo() %s\n", toChars()); | |
| 2520 t = toBasetype(); | |
| 2521 switch (t.ty) | |
| 2522 { | |
| 2523 case Tsarray: | |
| 2524 static if (false) { | |
| 2525 // convert to corresponding dynamic array type | |
| 2526 t = t.nextOf().mutableOf().arrayOf(); | |
| 2527 } | |
| 2528 break; | |
| 2529 | |
| 2530 case Tclass: | |
| 2531 if ((cast(TypeClass)t).sym.isInterfaceDeclaration()) | |
| 2532 break; | |
| 2533 goto Linternal; | |
| 2534 | |
| 2535 case Tarray: | |
| 2536 // convert to corresponding dynamic array type | |
| 2537 t = t.nextOf().mutableOf().arrayOf(); | |
| 2538 if (t.nextOf().ty != Tclass) | |
| 2539 break; | |
| 2540 goto Linternal; | |
| 2541 | |
| 2542 case Tfunction: | |
| 2543 case Tdelegate: | |
| 2544 case Tpointer: | |
| 2545 Linternal: | |
| 176 | 2546 tid = global.internalTI[t.ty]; |
| 0 | 2547 if (!tid) |
| 174 | 2548 { |
| 0 | 2549 tid = new TypeInfoDeclaration(t, 1); |
| 176 | 2550 global.internalTI[t.ty] = tid; |
| 0 | 2551 } |
| 2552 e = new VarExp(Loc(0), tid); | |
| 2553 e = e.addressOf(sc); | |
| 2554 e.type = tid.type; // do this so we don't get redundant dereference | |
| 2555 return e; | |
| 2556 | |
| 2557 default: | |
| 2558 break; | |
| 2559 } | |
| 2560 //printf("\tcalling getTypeInfo() %s\n", t.toChars()); | |
| 2561 return t.getTypeInfo(sc); | |
| 2562 } | |
| 174 | 2563 |
| 0 | 2564 /**************************************************** |
| 2565 * Get the exact TypeInfo. | |
| 2566 */ | |
| 2567 Expression getTypeInfo(Scope sc) | |
| 2568 { | |
| 2569 Expression e; | |
| 2570 Type t; | |
| 2571 | |
| 2572 //printf("Type.getTypeInfo() %p, %s\n", this, toChars()); | |
| 2573 t = merge2(); // do this since not all Type's are merge'd | |
| 2574 if (!t.vtinfo) | |
| 2575 { | |
| 2576 version (DMDV2) { | |
| 2577 if (t.isShared()) // does both 'shared' and 'shared const' | |
| 2578 t.vtinfo = new TypeInfoSharedDeclaration(t); | |
| 2579 else if (t.isConst()) | |
| 2580 t.vtinfo = new TypeInfoConstDeclaration(t); | |
| 135 | 2581 else if (t.isImmutable()) |
| 0 | 2582 t.vtinfo = new TypeInfoInvariantDeclaration(t); |
| 135 | 2583 else if (t.isWild()) |
| 2584 t.vtinfo = new TypeInfoWildDeclaration(t); | |
| 2585 | |
| 0 | 2586 else |
| 2587 t.vtinfo = t.getTypeInfoDeclaration(); | |
| 2588 } else { | |
| 2589 t.vtinfo = t.getTypeInfoDeclaration(); | |
| 2590 } | |
| 2591 assert(t.vtinfo); | |
| 2592 vtinfo = t.vtinfo; | |
| 2593 | |
| 2594 /* If this has a custom implementation in std/typeinfo, then | |
| 2595 * do not generate a COMDAT for it. | |
| 2596 */ | |
| 2597 if (!t.builtinTypeInfo()) | |
| 174 | 2598 { |
| 0 | 2599 // Generate COMDAT |
| 2600 if (sc) // if in semantic() pass | |
| 174 | 2601 { |
| 0 | 2602 // Find module that will go all the way to an object file |
| 2603 Module m = sc.module_.importedFrom; | |
|
74
7e0d548de9e6
Switch Arrays of Dsymbols to the new templated Vector type
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
73
diff
changeset
|
2604 m.members.push(t.vtinfo); |
| 0 | 2605 } |
| 2606 else // if in obj generation pass | |
| 2607 { | |
| 2608 t.vtinfo.toObjFile(global.params.multiobj); | |
| 2609 } | |
| 2610 } | |
| 2611 } | |
| 2612 e = new VarExp(Loc(0), t.vtinfo); | |
| 2613 e = e.addressOf(sc); | |
| 2614 e.type = t.vtinfo.type; // do this so we don't get redundant dereference | |
| 2615 return e; | |
| 2616 } | |
| 174 | 2617 |
| 0 | 2618 TypeInfoDeclaration getTypeInfoDeclaration() |
| 2619 { | |
| 2620 //printf("Type.getTypeInfoDeclaration() %s\n", toChars()); | |
| 2621 return new TypeInfoDeclaration(this, 0); | |
| 2622 } | |
| 174 | 2623 |
| 0 | 2624 /* These decide if there's an instance for them already in std.typeinfo, |
| 2625 * because then the compiler doesn't need to build one. | |
| 2626 */ | |
| 2627 bool builtinTypeInfo() | |
| 2628 { | |
| 2629 return false; | |
| 2630 } | |
| 174 | 2631 |
| 0 | 2632 /******************************* |
| 2633 * If one of the subtypes of this type is a TypeIdentifier, | |
| 2634 * i.e. it's an unresolved type, return that type. | |
| 2635 */ | |
| 2636 Type reliesOnTident() | |
| 2637 { | |
| 2638 return null; | |
| 2639 } | |
| 174 | 2640 |
| 135 | 2641 /*************************************** |
| 2642 * Return !=0 if the type or any of its subtypes is wild. | |
| 2643 */ | |
| 2644 | |
| 2645 int hasWild() | |
| 2646 { | |
| 2647 return mod & MOD.MODwild; | |
| 2648 } | |
| 2649 | |
| 2650 /*************************************** | |
| 2651 * Return MOD bits matching argument type (targ) to wild parameter type (this). | |
| 2652 */ | |
| 2653 | |
| 2654 uint wildMatch(Type targ) | |
| 2655 { | |
| 2656 return 0; | |
| 2657 } | |
| 174 | 2658 |
| 0 | 2659 Expression toExpression() |
| 2660 { | |
| 2661 assert(false); | |
| 2662 } | |
| 174 | 2663 |
| 0 | 2664 /*************************************** |
| 2665 * Return true if type has pointers that need to | |
| 2666 * be scanned by the GC during a collection cycle. | |
| 2667 */ | |
| 2668 bool hasPointers() | |
| 2669 { | |
| 2670 return false; | |
| 2671 } | |
| 174 | 2672 |
| 0 | 2673 /************************************* |
| 2674 * If this is a type of something, return that something. | |
| 2675 */ | |
| 2676 Type nextOf() | |
| 2677 { | |
| 2678 return null; | |
| 2679 } | |
| 174 | 2680 |
| 53 | 2681 /**************************************** |
| 2682 * Return the mask that an integral type will | |
| 2683 * fit into. | |
| 2684 */ | |
| 0 | 2685 ulong sizemask() |
| 2686 { | |
| 53 | 2687 ulong m; |
| 2688 | |
| 2689 switch (toBasetype().ty) | |
| 2690 { | |
| 2691 case Tbool: m = 1; break; | |
| 2692 case Tchar: | |
| 2693 case Tint8: | |
| 2694 case Tuns8: m = 0xFF; break; | |
| 2695 case Twchar: | |
| 2696 case Tint16: | |
| 2697 case Tuns16: m = 0xFFFFUL; break; | |
| 2698 case Tdchar: | |
| 2699 case Tint32: | |
| 2700 case Tuns32: m = 0xFFFFFFFFUL; break; | |
| 2701 case Tint64: | |
| 2702 case Tuns64: m = 0xFFFFFFFFFFFFFFFFUL; break; | |
| 2703 default: | |
| 2704 assert(0); | |
| 2705 } | |
| 2706 return m; | |
| 0 | 2707 } |
| 174 | 2708 |
| 0 | 2709 static void error(T...)(Loc loc, string format, T t) |
| 2710 { | |
| 2711 .error(loc, format, t); | |
| 2712 } | |
| 174 | 2713 |
| 0 | 2714 static void warning(T...)(Loc loc, string format, T t) |
| 2715 { | |
| 2716 assert(false); | |
| 2717 } | |
| 2718 | |
| 2719 // For backend | |
| 2720 /***************************** | |
| 2721 * Return back end type corresponding to D front end type. | |
| 2722 */ | |
| 2723 TYM totym() | |
| 2724 { | |
| 2725 TYM t; | |
| 2726 | |
| 2727 switch (ty) | |
| 2728 { | |
| 2729 case TY.Tvoid: t = TYM.TYvoid; break; | |
| 2730 case TY.Tint8: t = TYM.TYschar; break; | |
| 2731 case TY.Tuns8: t = TYM.TYuchar; break; | |
| 2732 case TY.Tint16: t = TYM.TYshort; break; | |
| 2733 case TY.Tuns16: t = TYM.TYushort; break; | |
| 2734 case TY.Tint32: t = TYM.TYint; break; | |
| 2735 case TY.Tuns32: t = TYM.TYuint; break; | |
| 2736 case TY.Tint64: t = TYM.TYllong; break; | |
| 2737 case TY.Tuns64: t = TYM.TYullong; break; | |
| 2738 case TY.Tfloat32: t = TYM.TYfloat; break; | |
| 2739 case TY.Tfloat64: t = TYM.TYdouble; break; | |
| 2740 case TY.Tfloat80: t = TYM.TYldouble; break; | |
| 2741 case TY.Timaginary32: t = TYM.TYifloat; break; | |
| 2742 case TY.Timaginary64: t = TYM.TYidouble; break; | |
| 2743 case TY.Timaginary80: t = TYM.TYildouble; break; | |
| 2744 case TY.Tcomplex32: t = TYM.TYcfloat; break; | |
| 2745 case TY.Tcomplex64: t = TYM.TYcdouble; break; | |
| 2746 case TY.Tcomplex80: t = TYM.TYcldouble; break; | |
| 2747 //case Tbit: t = TYM.TYuchar; break; | |
| 2748 case TY.Tbool: t = TYM.TYbool; break; | |
| 2749 case TY.Tchar: t = TYM.TYchar; break; | |
| 2750 version (XXX) { ///TARGET_LINUX || TARGET_OSX || TARGET_FREEBSD || TARGET_SOLARIS | |
| 2751 case TY.Twchar: t = TYM.TYwchar_t; break; | |
| 2752 case TY.Tdchar: t = TYM.TYdchar; break; | |
| 2753 } else { | |
| 2754 case TY.Twchar: t = TYM.TYwchar_t; break; | |
| 2755 case TY.Tdchar: | |
| 2756 t = (global.params.symdebug == 1) ? TYM.TYdchar : TYM.TYulong; | |
| 2757 break; | |
| 2758 } | |
| 2759 | |
| 2760 case TY.Taarray: t = TYM.TYaarray; break; | |
| 2761 case TY.Tclass: | |
| 2762 case TY.Treference: | |
| 2763 case TY.Tpointer: t = TYM.TYnptr; break; | |
| 2764 case TY.Tdelegate: t = TYM.TYdelegate; break; | |
| 2765 case TY.Tarray: t = TYM.TYdarray; break; | |
| 98 | 2766 version(SARRAYVALUE) |
| 2767 { case TY.Tsarray: t = TYstruct; break;} | |
| 2768 else | |
| 2769 { case TY.Tsarray: t = TYM.TYarray; break;} | |
| 0 | 2770 case TY.Tstruct: t = TYM.TYstruct; break; |
| 2771 | |
| 2772 case TY.Tenum: | |
| 2773 case TY.Ttypedef: | |
| 2774 t = toBasetype().totym(); | |
| 2775 break; | |
| 2776 | |
| 2777 case TY.Tident: | |
| 2778 case TY.Ttypeof: | |
| 2779 debug { | |
| 2780 writef("ty = %d, '%s'\n", ty, toChars()); | |
| 2781 } | |
| 2782 error (Loc(0), "forward reference of %s", toChars()); | |
| 2783 t = TYM.TYint; | |
| 2784 break; | |
| 2785 | |
| 2786 default: | |
| 2787 debug { | |
| 2788 writef("ty = %d, '%s'\n", ty, toChars()); | |
| 2789 } | |
| 2790 assert(0); | |
| 2791 } | |
| 2792 | |
| 2793 version (DMDV2) { | |
| 2794 // Add modifiers | |
| 2795 switch (mod) | |
| 2796 { | |
| 2797 case MOD.MODundefined: | |
| 2798 break; | |
| 2799 case MOD.MODconst: | |
| 135 | 2800 case MOD.MODwild: |
| 0 | 2801 t |= mTY.mTYconst; |
| 2802 break; | |
| 135 | 2803 case MOD.MODimmutable: |
| 0 | 2804 t |= mTY.mTYimmutable; |
| 2805 break; | |
| 2806 case MOD.MODshared: | |
| 2807 t |= mTY.mTYshared; | |
| 2808 break; | |
| 135 | 2809 case MOD.MODshared | MOD.MODwild: |
| 0 | 2810 case MOD.MODshared | MOD.MODconst: |
| 2811 t |= mTY.mTYshared | mTY.mTYconst; | |
| 2812 break; | |
| 2813 default: | |
| 2814 assert(0); | |
| 2815 } | |
| 2816 } | |
| 2817 | |
| 2818 return t; | |
| 2819 } | |
| 174 | 2820 |
| 0 | 2821 /*************************************** |
| 2822 * Convert from D type to C type. | |
| 2823 * This is done so C debug info can be generated. | |
| 2824 */ | |
| 2825 type* toCtype() | |
| 2826 { | |
| 2827 if (!ctype) | |
| 2828 { | |
| 2829 ctype = type_fake(totym()); | |
| 2830 ctype.Tcount++; | |
| 2831 } | |
| 2832 return ctype; | |
| 2833 } | |
| 174 | 2834 |
| 0 | 2835 type* toCParamtype() |
| 2836 { | |
| 2837 return toCtype(); | |
| 2838 } | |
| 174 | 2839 |
| 0 | 2840 Symbol* toSymbol() |
| 2841 { | |
| 2842 assert(false); | |
| 2843 } | |
| 174 | 2844 |
| 0 | 2845 // For eliminating dynamic_cast |
| 2846 TypeBasic isTypeBasic() | |
| 2847 { | |
| 2848 return null; | |
| 2849 } | |
| 176 | 2850 |
| 2851 @property | |
| 2852 static ref Type[TY.TMAX] basic() | |
| 2853 { | |
| 177 | 2854 return global.basic; |
| 176 | 2855 } |
| 0 | 2856 |
| 2857 static Type tvoid() | |
| 2858 { | |
| 2859 return basic[TY.Tvoid]; | |
| 2860 } | |
| 2861 | |
| 2862 static Type tint8() | |
| 2863 { | |
| 2864 return basic[TY.Tint8]; | |
| 2865 } | |
| 2866 | |
| 2867 static Type tuns8() | |
| 2868 { | |
| 2869 return basic[TY.Tuns8]; | |
| 2870 } | |
| 2871 | |
| 2872 static Type tint16() | |
| 2873 { | |
| 2874 return basic[TY.Tint16]; | |
| 2875 } | |
| 2876 | |
| 2877 static Type tuns16() | |
| 2878 { | |
| 2879 return basic[TY.Tuns16]; | |
| 2880 } | |
| 2881 | |
| 2882 static Type tint32() | |
| 2883 { | |
| 2884 return basic[TY.Tint32]; | |
| 2885 } | |
| 2886 | |
| 2887 static Type tuns32() | |
| 2888 { | |
| 2889 return basic[TY.Tuns32]; | |
| 2890 } | |
| 2891 | |
| 2892 static Type tint64() | |
| 2893 { | |
| 2894 return basic[TY.Tint64]; | |
| 2895 } | |
| 2896 | |
| 2897 static Type tuns64() | |
| 2898 { | |
| 2899 return basic[TY.Tuns64]; | |
| 2900 } | |
| 2901 | |
| 2902 static Type tfloat32() | |
| 2903 { | |
| 2904 return basic[TY.Tfloat32]; | |
| 2905 } | |
| 2906 | |
| 2907 static Type tfloat64() | |
| 2908 { | |
| 2909 return basic[TY.Tfloat64]; | |
| 2910 } | |
| 2911 | |
| 2912 static Type tfloat80() | |
| 2913 { | |
| 2914 return basic[TY.Tfloat80]; | |
| 2915 } | |
| 2916 | |
| 2917 static Type timaginary32() | |
| 2918 { | |
| 2919 return basic[TY.Timaginary32]; | |
| 2920 } | |
| 2921 | |
| 2922 static Type timaginary64() | |
| 2923 { | |
| 2924 return basic[TY.Timaginary64]; | |
| 2925 } | |
| 2926 | |
| 2927 static Type timaginary80() | |
| 2928 { | |
| 2929 return basic[TY.Timaginary80]; | |
| 2930 } | |
| 2931 | |
| 2932 static Type tcomplex32() | |
| 2933 { | |
| 2934 return basic[TY.Tcomplex32]; | |
| 2935 } | |
| 2936 | |
| 2937 static Type tcomplex64() | |
| 2938 { | |
| 2939 return basic[TY.Tcomplex64]; | |
| 2940 } | |
| 2941 | |
| 2942 static Type tcomplex80() | |
| 2943 { | |
| 2944 return basic[TY.Tcomplex80]; | |
| 2945 } | |
| 2946 | |
| 2947 static Type tbit() | |
| 2948 { | |
| 2949 return basic[TY.Tbit]; | |
| 2950 } | |
| 2951 | |
| 2952 static Type tbool() | |
| 2953 { | |
| 2954 return basic[TY.Tbool]; | |
| 2955 } | |
| 2956 | |
| 2957 static Type tchar() | |
| 2958 { | |
| 2959 return basic[TY.Tchar]; | |
| 2960 } | |
| 2961 | |
| 2962 static Type twchar() | |
| 2963 { | |
| 2964 return basic[TY.Twchar]; | |
| 2965 } | |
| 2966 | |
| 2967 static Type tdchar() | |
| 2968 { | |
| 2969 return basic[TY.Tdchar]; | |
| 2970 } | |
| 174 | 2971 |
| 0 | 2972 // Some special types |
| 2973 static Type tshiftcnt() | |
| 2974 { | |
| 2975 return tint32; // right side of shift expression | |
| 2976 } | |
| 2977 | |
| 2978 // #define tboolean tint32 // result of boolean expression | |
| 2979 static Type tboolean() | |
| 2980 { | |
| 2981 return tbool; // result of boolean expression | |
| 2982 } | |
| 174 | 2983 |
| 0 | 2984 static Type tindex() |
| 2985 { | |
| 2986 return tint32; // array/ptr index | |
| 2987 } | |
| 174 | 2988 |
| 0 | 2989 static Type terror() |
| 2990 { | |
| 2991 return basic[TY.Terror]; // for error recovery | |
| 2992 } | |
| 2993 | |
| 2994 static Type tsize_t() | |
| 2995 { | |
| 2996 return basic[Tsize_t]; // matches size_t alias | |
| 2997 } | |
| 174 | 2998 |
| 0 | 2999 static Type tptrdiff_t() |
| 3000 { | |
| 3001 return basic[Tptrdiff_t]; // matches ptrdiff_t alias | |
| 3002 } | |
| 174 | 3003 |
| 0 | 3004 static Type thash_t() |
| 3005 { | |
| 3006 return tsize_t; // matches hash_t alias | |
| 3007 } | |
|
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:
4
diff
changeset
|
3008 } |