Mercurial > projects > ddmd
annotate dmd/Type.d @ 183:190ba98276b3
Several changes to make it build on posix systems.
I've only tried to build on Mac OS X but it should build on Linux now as well.
This should also fix ticket #9.
| author | Jacob Carlborg <doob@me.com> |
|---|---|
| date | Mon, 25 Oct 2010 15:36:13 +0200 |
| parents | e3afd1303184 |
| children | b0d41ff5e0df |
| rev | line source |
|---|---|
| 0 | 1 module dmd.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 | |
| 178 | 228 import dmd.TObject; |
| 229 | |
| 230 class Type : TObject | |
| 0 | 231 { |
| 232 TY ty; | |
| 233 MOD mod; // modifiers MODxxxx | |
| 234 /* pick this order of numbers so switch statements work better | |
| 235 */ | |
| 236 /// #define MODconst 1 // type is const | |
| 95 | 237 /// #define MODinvariant 4 // type is immutable |
| 238 /// #define MODimmutable 4 // type is immutable | |
| 0 | 239 /// #define MODshared 2 // type is shared |
| 240 string deco; | |
| 241 | |
| 242 /* These are cached values that are lazily evaluated by constOf(), invariantOf(), etc. | |
| 243 * They should not be referenced by anybody but mtype.c. | |
| 244 * They can be null if not lazily evaluated yet. | |
| 245 * Note that there is no "shared immutable", because that is just immutable | |
| 135 | 246 * Naked == no MOD bits |
| 0 | 247 */ |
| 248 | |
| 135 | 249 Type cto; // MODconst ? naked version of this type : const version |
| 250 Type ito; // MODimmutable ? naked version of this type : immutable version | |
| 251 Type sto; // MODshared ? naked version of this type : shared mutable version | |
| 252 Type scto; // MODshared|MODconst ? naked version of this type : shared const version | |
| 253 Type wto; // MODwild ? naked version of this type : wild version | |
| 254 Type swto; // MODshared|MODwild ? naked version of this type : shared wild version | |
| 255 | |
| 0 | 256 |
| 257 Type pto; // merged pointer to this type | |
| 258 Type rto; // reference to this type | |
| 259 Type arrayof; // array of this type | |
| 260 TypeInfoDeclaration vtinfo; // TypeInfo object for this Type | |
| 261 | |
| 262 type* ctype; // for back end | |
| 263 | |
| 174 | 264 static __gshared ubyte mangleChar[TY.TMAX]; |
| 265 static __gshared ubyte sizeTy[TY.TMAX]; | |
| 0 | 266 |
| 267 // These tables are for implicit conversion of binary ops; | |
| 268 // the indices are the type of operand one, followed by operand two. | |
| 174 | 269 static __gshared ubyte impcnvResult[TY.TMAX][TY.TMAX] = [ |
| 0 | 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 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 284 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 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 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,23,24,25,29,30,31,37,19,37,37,37,37,37,37,37,37,37], | |
| 289 [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], | |
| 290 [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], | |
| 291 [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], | |
| 292 [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], | |
| 293 [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], | |
| 294 [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], | |
| 295 [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], | |
| 296 [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], | |
| 297 [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], | |
| 298 [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], | |
| 299 [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], | |
| 300 [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], | |
| 301 [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], | |
| 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 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,23,24,25,29,30,31,37,33,37,37,37,37,37,37,37,37,37], | |
| 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 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 312 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 313 ]; | |
| 314 | |
| 174 | 315 static __gshared ubyte impcnvType1[TY.TMAX][TY.TMAX] = [ |
| 0 | 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 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 330 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 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 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,23,24,25,23,24,25,37,19,37,37,37,37,37,37,37,37,37], | |
| 335 [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], | |
| 336 [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], | |
| 337 [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], | |
| 338 [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], | |
| 339 [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], | |
| 340 [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], | |
| 341 [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], | |
| 342 [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], | |
| 343 [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], | |
| 344 [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], | |
| 345 [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], | |
| 346 [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], | |
| 347 [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], | |
| 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 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,23,24,25,23,24,25,37,33,37,37,37,37,37,37,37,37,37], | |
| 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 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 358 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 359 ]; | |
| 174 | 360 |
| 361 static __gshared ubyte impcnvType2[TY.TMAX][TY.TMAX] = [ | |
| 0 | 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 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 376 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 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 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,26,27,28,29,30,31,37,19,37,37,37,37,37,37,37,37,37], | |
| 381 [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], | |
| 382 [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], | |
| 383 [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], | |
| 384 [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], | |
| 385 [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], | |
| 386 [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], | |
| 387 [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], | |
| 388 [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], | |
| 389 [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], | |
| 390 [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], | |
| 391 [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], | |
| 392 [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], | |
| 393 [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], | |
| 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 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,26,27,28,29,30,31,37,33,37,37,37,37,37,37,37,37,37], | |
| 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 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 404 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 405 ]; | |
| 406 | |
| 407 // If !=0, give warning on implicit conversion | |
| 174 | 408 static __gshared const(bool) impcnvWarn[TY.TMAX][TY.TMAX] = [ |
| 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 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 423 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 424 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0], | |
| 425 [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], | |
| 426 [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], | |
| 427 [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], | |
| 428 [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], | |
| 429 [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], | |
| 430 [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], | |
| 431 [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], | |
| 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 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 451 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 452 ]; | |
| 453 | |
| 454 this(TY ty) | |
| 455 { | |
| 178 | 456 register(); |
| 0 | 457 this.ty = ty; |
| 458 } | |
| 174 | 459 |
| 0 | 460 Type syntaxCopy() |
| 461 { | |
| 462 assert(false); | |
| 463 } | |
| 464 | |
| 45 | 465 bool equals(Object o) |
| 0 | 466 { |
| 467 Type t = cast(Type)o; | |
| 468 //printf("Type.equals(%s, %s)\n", toChars(), t.toChars()); | |
| 469 if (this is o || (t && deco == t.deco) && // deco strings are unique | |
| 470 deco !is null) // and semantic() has been run | |
| 471 { | |
| 472 //printf("deco = '%s', t.deco = '%s'\n", deco, t.deco); | |
| 473 return 1; | |
| 474 } | |
| 475 //if (deco && t && t.deco) printf("deco = '%s', t.deco = '%s'\n", deco, t.deco); | |
| 476 return 0; | |
| 477 } | |
| 174 | 478 |
| 0 | 479 DYNCAST dyncast() { return DYNCAST.DYNCAST_TYPE; } // kludge for template.isType() |
| 480 | |
| 481 /******************************* | |
|
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482 * Covariant means that 'this' can substitute for 't', |
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483 * i.e. a pure function is a match for an impure type. * Returns: |
| 0 | 484 * 0 types are distinct |
| 485 * 1 this is covariant with t | |
| 486 * 2 arguments match as far as overloading goes, | |
| 487 * but types are not covariant | |
| 488 * 3 cannot determine covariance because of forward references | |
| 489 */ | |
| 490 int covariant(Type t) | |
| 491 { | |
| 79 | 492 static if (false) |
| 493 { | |
| 0 | 494 printf("Type.covariant(t = %s) %s\n", t.toChars(), toChars()); |
| 495 printf("deco = %p, %p\n", deco, t.deco); | |
| 496 // printf("ty = %d\n", next.ty); | |
| 497 printf("mod = %x, %x\n", mod, t.mod); | |
| 498 } | |
| 499 | |
| 500 int inoutmismatch = 0; | |
| 501 | |
| 502 TypeFunction t1; | |
| 503 TypeFunction t2; | |
| 504 | |
| 505 if (equals(t)) | |
| 506 return 1; // covariant | |
| 507 | |
| 508 if (ty != TY.Tfunction || t.ty != TY.Tfunction) | |
| 509 goto Ldistinct; | |
| 510 | |
| 511 t1 = cast(TypeFunction)this; | |
| 512 t2 = cast(TypeFunction)t; | |
| 513 | |
| 514 if (t1.varargs != t2.varargs) | |
| 515 goto Ldistinct; | |
| 516 | |
| 517 if (t1.parameters && t2.parameters) | |
| 518 { | |
|
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519 size_t dim = Parameter.dim(t1.parameters); |
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520 if (dim != Parameter.dim(t2.parameters)) |
| 0 | 521 goto Ldistinct; |
| 522 | |
| 523 for (size_t i = 0; i < dim; i++) | |
| 174 | 524 { |
|
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525 auto arg1 = Parameter.getNth(t1.parameters, i); |
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526 auto arg2 = Parameter.getNth(t2.parameters, i); |
| 0 | 527 |
| 528 if (!arg1.type.equals(arg2.type)) | |
| 529 { | |
| 530 ///static if (false) { | |
| 531 /// // turn on this for contravariant argument types, see bugzilla 3075 | |
| 98 | 532 /// // BUG: cannot convert ref to const to ref to immutable |
| 0 | 533 /// // We can add const, but not subtract it |
| 534 /// if (arg2.type.implicitConvTo(arg1.type) < MATCH.MATCHconst) | |
| 535 ///} | |
| 536 goto Ldistinct; | |
| 537 } | |
|
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538 const StorageClass sc = STC.STCref | STC.STCin | STC.STCout | STC.STClazy; |
|
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539 if ((arg1.storageClass & sc) != (arg2.storageClass & sc)) |
| 0 | 540 inoutmismatch = 1; |
| 541 // We can add scope, but not subtract it | |
| 542 if (!(arg1.storageClass & STC.STCscope) && (arg2.storageClass & STC.STCscope)) | |
| 543 inoutmismatch = 1; | |
| 544 } | |
| 545 } | |
| 546 else if (t1.parameters != t2.parameters) | |
| 547 goto Ldistinct; | |
| 548 | |
| 549 // The argument lists match | |
| 550 if (inoutmismatch) | |
| 551 goto Lnotcovariant; | |
| 552 if (t1.linkage != t2.linkage) | |
| 553 goto Lnotcovariant; | |
| 554 | |
| 555 { | |
| 556 // Return types | |
| 557 Type t1n = t1.next; | |
| 558 Type t2n = t2.next; | |
| 559 | |
| 79 | 560 if (t1n is null || t2n is null) // happens with return type inference |
| 561 goto Lnotcovariant; | |
| 562 | |
| 0 | 563 if (t1n.equals(t2n)) |
| 564 goto Lcovariant; | |
| 565 if (t1n.ty == TY.Tclass && t2n.ty == TY.Tclass) | |
| 566 { | |
| 567 /* If same class type, but t2n is const, then it's | |
| 568 * covariant. Do this test first because it can work on | |
| 569 * forward references. | |
| 570 */ | |
| 571 if ((cast(TypeClass)t1n).sym == (cast(TypeClass)t2n).sym && | |
| 135 | 572 MODimplicitConv(t1n.mod, t2n.mod)) |
| 0 | 573 goto Lcovariant; |
| 574 | |
| 575 // If t1n is forward referenced: | |
| 576 ClassDeclaration cd = (cast(TypeClass)t1n).sym; | |
| 577 if (!cd.baseClass && cd.baseclasses.dim && !cd.isInterfaceDeclaration()) | |
| 578 { | |
| 579 return 3; | |
| 580 } | |
| 581 } | |
| 582 if (t1n.implicitConvTo(t2n)) | |
| 583 goto Lcovariant; | |
| 584 } | |
| 585 | |
| 586 goto Lnotcovariant; | |
| 587 | |
| 588 Lcovariant: | |
| 589 /* Can convert mutable to const | |
| 590 */ | |
| 135 | 591 if (!MODimplicitConv(t2.mod, t1.mod)) |
| 592 goto Lnotcovariant; | |
| 593 static if(false) { | |
| 0 | 594 if (t1.mod != t2.mod) |
| 595 { | |
| 596 if (!(t1.mod & MOD.MODconst) && (t2.mod & MOD.MODconst)) | |
| 597 goto Lnotcovariant; | |
| 598 if (!(t1.mod & MOD.MODshared) && (t2.mod & MOD.MODshared)) | |
| 599 goto Lnotcovariant; | |
| 600 } | |
| 135 | 601 } |
| 0 | 602 /* Can convert pure to impure, and nothrow to throw |
| 603 */ | |
| 604 if (!t1.ispure && t2.ispure) | |
| 605 goto Lnotcovariant; | |
| 606 | |
| 607 if (!t1.isnothrow && t2.isnothrow) | |
| 608 goto Lnotcovariant; | |
| 609 | |
| 610 if (t1.isref != t2.isref) | |
|
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611 goto Lnotcovariant; |
|
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612 |
|
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613 /* Can convert safe/trusted to system |
|
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614 */ |
|
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615 if (t1.trust <= TRUST.TRUSTsystem && t2.trust >= TRUST.TRUSTtrusted) |
| 0 | 616 goto Lnotcovariant; |
| 617 | |
| 618 //printf("\tcovaraint: 1\n"); | |
| 619 return 1; | |
| 620 | |
| 621 Ldistinct: | |
| 622 //printf("\tcovaraint: 0\n"); | |
| 623 return 0; | |
| 624 | |
| 625 Lnotcovariant: | |
| 626 //printf("\tcovaraint: 2\n"); | |
| 627 return 2; | |
| 628 } | |
| 629 | |
| 630 string toChars() | |
| 631 { | |
| 632 scope OutBuffer buf = new OutBuffer(); | |
| 633 | |
| 634 HdrGenState hgs; | |
| 635 toCBuffer(buf, null, &hgs); | |
| 636 return buf.toChars(); | |
| 637 } | |
| 174 | 638 |
| 0 | 639 static char needThisPrefix() |
| 640 { | |
| 641 return 'M'; // name mangling prefix for functions needing 'this' | |
| 642 } | |
| 174 | 643 |
| 0 | 644 static void init() |
| 645 { | |
| 646 Lexer.initKeywords(); | |
| 647 | |
| 648 for (int i = 0; i < TY.TMAX; i++) | |
| 649 sizeTy[i] = TypeBasic.sizeof; | |
| 650 | |
| 651 sizeTy[TY.Tsarray] = TypeSArray.sizeof; | |
| 652 sizeTy[TY.Tarray] = TypeDArray.sizeof; | |
| 653 //sizeTy[TY.Tnarray] = TypeNArray.sizeof; | |
| 654 sizeTy[TY.Taarray] = TypeAArray.sizeof; | |
| 655 sizeTy[TY.Tpointer] = TypePointer.sizeof; | |
| 656 sizeTy[TY.Treference] = TypeReference.sizeof; | |
| 657 sizeTy[TY.Tfunction] = TypeFunction.sizeof; | |
| 658 sizeTy[TY.Tdelegate] = TypeDelegate.sizeof; | |
| 659 sizeTy[TY.Tident] = TypeIdentifier.sizeof; | |
| 660 sizeTy[TY.Tinstance] = TypeInstance.sizeof; | |
| 661 sizeTy[TY.Ttypeof] = TypeTypeof.sizeof; | |
| 662 sizeTy[TY.Tenum] = TypeEnum.sizeof; | |
| 663 sizeTy[TY.Ttypedef] = TypeTypedef.sizeof; | |
| 664 sizeTy[TY.Tstruct] = TypeStruct.sizeof; | |
| 665 sizeTy[TY.Tclass] = TypeClass.sizeof; | |
| 666 sizeTy[TY.Ttuple] = TypeTuple.sizeof; | |
| 667 sizeTy[TY.Tslice] = TypeSlice.sizeof; | |
| 668 sizeTy[TY.Treturn] = TypeReturn.sizeof; | |
| 669 | |
| 670 mangleChar[TY.Tarray] = 'A'; | |
| 671 mangleChar[TY.Tsarray] = 'G'; | |
| 672 mangleChar[TY.Tnarray] = '@'; | |
| 673 mangleChar[TY.Taarray] = 'H'; | |
| 674 mangleChar[TY.Tpointer] = 'P'; | |
| 675 mangleChar[TY.Treference] = 'R'; | |
| 676 mangleChar[TY.Tfunction] = 'F'; | |
| 677 mangleChar[TY.Tident] = 'I'; | |
| 678 mangleChar[TY.Tclass] = 'C'; | |
| 679 mangleChar[TY.Tstruct] = 'S'; | |
| 680 mangleChar[TY.Tenum] = 'E'; | |
| 681 mangleChar[TY.Ttypedef] = 'T'; | |
| 682 mangleChar[TY.Tdelegate] = 'D'; | |
| 683 | |
| 684 mangleChar[TY.Tnone] = 'n'; | |
| 685 mangleChar[TY.Tvoid] = 'v'; | |
| 686 mangleChar[TY.Tint8] = 'g'; | |
| 687 mangleChar[TY.Tuns8] = 'h'; | |
| 688 mangleChar[TY.Tint16] = 's'; | |
| 689 mangleChar[TY.Tuns16] = 't'; | |
| 690 mangleChar[TY.Tint32] = 'i'; | |
| 691 mangleChar[TY.Tuns32] = 'k'; | |
| 692 mangleChar[TY.Tint64] = 'l'; | |
| 693 mangleChar[TY.Tuns64] = 'm'; | |
| 694 mangleChar[TY.Tfloat32] = 'f'; | |
| 695 mangleChar[TY.Tfloat64] = 'd'; | |
| 696 mangleChar[TY.Tfloat80] = 'e'; | |
| 697 | |
| 698 mangleChar[TY.Timaginary32] = 'o'; | |
| 699 mangleChar[TY.Timaginary64] = 'p'; | |
| 700 mangleChar[TY.Timaginary80] = 'j'; | |
| 701 mangleChar[TY.Tcomplex32] = 'q'; | |
| 702 mangleChar[TY.Tcomplex64] = 'r'; | |
| 703 mangleChar[TY.Tcomplex80] = 'c'; | |
| 704 | |
| 705 mangleChar[TY.Tbool] = 'b'; | |
| 706 mangleChar[TY.Tascii] = 'a'; | |
| 707 mangleChar[TY.Twchar] = 'u'; | |
| 708 mangleChar[TY.Tdchar] = 'w'; | |
| 709 | |
| 135 | 710 // '@' shouldn't appear anywhere in the deco'd names |
| 0 | 711 mangleChar[TY.Tbit] = '@'; |
| 712 mangleChar[TY.Tinstance] = '@'; | |
| 713 mangleChar[TY.Terror] = '@'; | |
| 714 mangleChar[TY.Ttypeof] = '@'; | |
| 715 mangleChar[TY.Ttuple] = 'B'; | |
| 716 mangleChar[TY.Tslice] = '@'; | |
| 717 mangleChar[TY.Treturn] = '@'; | |
| 718 | |
| 719 debug { | |
| 720 for (int i = 0; i < TY.TMAX; i++) { | |
| 721 if (!mangleChar[i]) { | |
| 722 writef("ty = %d\n", i); | |
| 723 } | |
| 724 assert(mangleChar[i]); | |
| 725 } | |
| 726 } | |
| 727 // Set basic types | |
| 174 | 728 enum TY[] basetab = [ |
| 0 | 729 TY.Tvoid, TY.Tint8, TY.Tuns8, TY.Tint16, TY.Tuns16, TY.Tint32, TY.Tuns32, TY.Tint64, TY.Tuns64, |
| 730 TY.Tfloat32, TY.Tfloat64, TY.Tfloat80, | |
| 731 TY.Timaginary32, TY.Timaginary64, TY.Timaginary80, | |
| 732 TY.Tcomplex32, TY.Tcomplex64, TY.Tcomplex80, | |
| 733 TY.Tbool, | |
| 734 TY.Tascii, TY.Twchar, TY.Tdchar | |
| 735 ]; | |
| 736 | |
| 737 foreach (bt; basetab) { | |
| 738 Type t = new TypeBasic(bt); | |
| 739 t = t.merge(); | |
| 740 basic[bt] = t; | |
| 741 } | |
| 742 | |
| 743 basic[TY.Terror] = basic[TY.Tint32]; | |
| 744 | |
| 176 | 745 global.tvoidptr = tvoid.pointerTo(); |
| 746 global.tstring = tchar.invariantOf().arrayOf(); | |
| 0 | 747 |
| 748 if (global.params.isX86_64) { | |
| 749 PTRSIZE = 8; | |
| 750 if (global.params.isLinux || global.params.isFreeBSD || global.params.isSolaris) | |
| 751 REALSIZE = 10; | |
| 752 else | |
| 753 REALSIZE = 8; | |
| 754 Tsize_t = TY.Tuns64; | |
| 755 Tptrdiff_t = TY.Tint64; | |
| 756 } | |
| 757 else | |
| 758 { | |
| 759 PTRSIZE = 4; | |
| 760 version (TARGET_OSX) { | |
| 761 REALSIZE = 16; | |
| 762 REALPAD = 6; | |
| 763 } else version (XXX) { //#elif TARGET_LINUX || TARGET_FREEBSD || TARGET_SOLARIS | |
| 764 REALSIZE = 12; | |
| 765 REALPAD = 2; | |
| 766 } else { | |
| 767 REALSIZE = 10; | |
| 768 REALPAD = 0; | |
| 769 } | |
| 770 Tsize_t = TY.Tuns32; | |
| 771 Tptrdiff_t = TY.Tint32; | |
| 772 } | |
| 773 } | |
| 174 | 774 |
| 0 | 775 ulong size() |
| 776 { | |
| 777 return size(Loc(0)); | |
| 778 } | |
| 174 | 779 |
| 0 | 780 ulong size(Loc loc) |
| 781 { | |
| 782 error(loc, "no size for type %s", toChars()); | |
| 783 return 1; | |
| 784 } | |
| 174 | 785 |
| 0 | 786 uint alignsize() |
| 787 { | |
| 788 return cast(uint)size(Loc(0)); /// | |
| 789 } | |
| 790 | |
| 791 Type semantic(Loc loc, Scope sc) | |
| 792 { | |
| 793 return merge(); | |
| 794 } | |
| 174 | 795 |
| 0 | 796 Type trySemantic(Loc loc, Scope sc) |
| 797 { | |
| 798 uint errors = global.errors; | |
| 799 global.gag++; // suppress printing of error messages | |
| 800 Type t = semantic(loc, sc); | |
| 801 global.gag--; | |
| 802 if (errors != global.errors) // if any errors happened | |
| 803 { | |
| 804 global.errors = errors; | |
| 805 t = null; | |
| 806 } | |
| 807 return t; | |
| 808 } | |
| 809 | |
| 810 /******************************** | |
| 811 * Name mangling. | |
| 812 * Input: | |
| 813 * flag 0x100 do not do const/invariant | |
| 814 */ | |
| 815 void toDecoBuffer(OutBuffer buf, int flag = 0) | |
|
20
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|
816 { |
| 0 | 817 if (flag != mod && flag != 0x100) |
| 818 { | |
| 135 | 819 MODtoDecoBuffer(buf, mod); |
| 0 | 820 } |
| 821 buf.writeByte(mangleChar[ty]); | |
| 822 } | |
| 174 | 823 |
| 0 | 824 Type merge() |
| 825 { | |
| 826 Type t = this; | |
| 827 assert(t); | |
| 828 | |
| 829 //printf("merge(%s)\n", toChars()); | |
| 830 if (deco is null) | |
| 831 { | |
| 832 OutBuffer buf = new OutBuffer(); | |
| 833 | |
| 834 //if (next) | |
| 835 //next = next.merge(); | |
| 836 toDecoBuffer(buf); | |
| 178 | 837 auto s = buf.extractString(); |
| 838 Object* sv = global.type_stringtable.update(s); | |
| 839 if (*sv) | |
| 0 | 840 { |
| 178 | 841 t = cast(Type) *sv; |
| 0 | 842 debug { |
| 843 if (!t.deco) | |
| 844 writef("t = %s\n", t.toChars()); | |
| 845 } | |
| 846 assert(t.deco); | |
| 847 //printf("old value, deco = '%s' %p\n", t.deco, t.deco); | |
| 848 } | |
| 849 else | |
| 850 { | |
| 178 | 851 *sv = this; |
| 852 deco = s; | |
| 0 | 853 //printf("new value, deco = '%s' %p\n", t.deco, t.deco); |
| 854 } | |
| 855 } | |
| 856 return t; | |
| 857 } | |
| 858 | |
| 859 /************************************* | |
| 860 * This version does a merge even if the deco is already computed. | |
| 861 * Necessary for types that have a deco, but are not merged. | |
| 862 */ | |
| 863 Type merge2() | |
| 864 { | |
| 865 //printf("merge2(%s)\n", toChars()); | |
| 866 Type t = this; | |
| 867 assert(t); | |
| 868 if (!t.deco) | |
| 869 return t.merge(); | |
| 870 | |
| 178 | 871 Object* sv = global.type_stringtable.lookup(t.deco); |
| 872 if (sv && *sv) | |
| 174 | 873 { |
| 178 | 874 t = cast(Type)*sv; |
| 0 | 875 assert(t.deco); |
| 876 } | |
| 877 else | |
| 878 assert(0); | |
| 879 | |
| 880 return t; | |
| 881 } | |
| 882 | |
| 883 void toCBuffer(OutBuffer buf, Identifier ident, HdrGenState* hgs) | |
| 884 { | |
| 885 toCBuffer2(buf, hgs, MOD.MODundefined); | |
| 886 if (ident) | |
| 887 { | |
| 888 buf.writeByte(' '); | |
| 889 buf.writestring(ident.toChars()); | |
| 890 } | |
| 891 } | |
| 892 | |
| 893 void toCBuffer2(OutBuffer buf, HdrGenState* hgs, MOD mod) | |
| 894 { | |
| 895 if (mod != this.mod) | |
| 174 | 896 { |
| 0 | 897 toCBuffer3(buf, hgs, mod); |
| 898 return; | |
| 899 } | |
| 900 buf.writestring(toChars()); | |
| 901 } | |
| 902 | |
| 903 void toCBuffer3(OutBuffer buf, HdrGenState* hgs, MOD mod) | |
| 904 { | |
| 905 if (mod != this.mod) | |
| 906 { | |
| 907 if (this.mod & MOD.MODshared) | |
| 135 | 908 { |
| 909 MODtoBuffer(buf, this.mod & MOD.MODshared); | |
| 910 buf.writeByte('('); | |
| 911 } | |
| 0 | 912 |
| 135 | 913 if (this.mod & ~MOD.MODshared) |
| 914 { | |
| 915 MODtoBuffer(buf, this.mod & ~MOD.MODshared); | |
| 916 buf.writeByte('('); | |
| 917 toCBuffer2(buf, hgs, this.mod); | |
| 918 buf.writeByte(')'); | |
| 919 } | |
| 920 else | |
| 921 toCBuffer2(buf, hgs, this.mod); | |
| 922 if (this.mod & MOD.MODshared) | |
| 923 { | |
| 924 buf.writeByte(')'); | |
| 925 } | |
| 0 | 926 } |
| 927 } | |
| 928 | |
| 929 void modToBuffer(OutBuffer buf) | |
| 930 { | |
| 135 | 931 if (mod) |
| 932 { | |
| 933 buf.writeByte(' '); | |
| 934 MODtoBuffer(buf, mod); | |
| 935 } | |
| 0 | 936 } |
| 937 | |
| 938 version (CPP_MANGLE) { | |
|
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parents:
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|
939 import dmd.CppMangleState; |
|
190ba98276b3
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Jacob Carlborg <doob@me.com>
parents:
178
diff
changeset
|
940 |
| 0 | 941 void toCppMangle(OutBuffer buf, CppMangleState* cms) |
| 942 { | |
| 943 assert(false); | |
| 944 } | |
| 945 } | |
| 946 bool isintegral() | |
| 947 { | |
| 948 return false; | |
| 949 } | |
| 174 | 950 |
| 0 | 951 bool isfloating() // real, imaginary, or complex |
| 952 { | |
| 953 return false; | |
| 954 } | |
| 174 | 955 |
| 0 | 956 bool isreal() |
| 957 { | |
| 958 return false; | |
| 959 } | |
| 174 | 960 |
| 0 | 961 bool isimaginary() |
| 962 { | |
| 963 return false; | |
| 964 } | |
| 174 | 965 |
| 0 | 966 bool iscomplex() |
| 967 { | |
| 968 return false; | |
| 969 } | |
| 174 | 970 |
| 0 | 971 bool isscalar() |
| 972 { | |
| 973 return false; | |
| 974 } | |
| 174 | 975 |
| 0 | 976 bool isunsigned() |
| 977 { | |
| 978 return false; | |
| 979 } | |
| 174 | 980 |
| 0 | 981 bool isauto() |
| 982 { | |
| 983 return false; | |
| 984 } | |
| 174 | 985 |
|
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parents:
4
diff
changeset
|
986 bool isString() |
| 0 | 987 { |
| 988 return false; | |
| 989 } | |
| 174 | 990 |
| 0 | 991 /************************** |
| 992 * Given: | |
| 993 * T a, b; | |
| 994 * Can we assign: | |
| 995 * a = b; | |
| 996 * ? | |
| 997 */ | |
| 73 | 998 bool isAssignable() |
| 0 | 999 { |
| 1000 return true; | |
| 1001 } | |
| 174 | 1002 |
| 0 | 1003 bool checkBoolean() // if can be converted to boolean value |
| 1004 { | |
| 1005 return isscalar(); | |
| 1006 } | |
| 1007 | |
| 1008 /********************************* | |
| 1009 * Check type to see if it is based on a deprecated symbol. | |
| 1010 */ | |
| 1011 void checkDeprecated(Loc loc, Scope sc) | |
| 1012 { | |
| 1013 Dsymbol s = toDsymbol(sc); | |
| 1014 if (s) | |
| 1015 s.checkDeprecated(loc, sc); | |
| 1016 } | |
| 1017 | |
| 1018 bool isConst() { return (mod & MOD.MODconst) != 0; } | |
| 1019 | |
| 135 | 1020 int isImmutable() { return mod & MOD.MODimmutable; } |
| 0 | 1021 |
| 135 | 1022 int isMutable() { return !(mod & (MOD.MODconst | MOD.MODimmutable | MOD.MODwild)); } |
| 0 | 1023 |
| 1024 int isShared() { return mod & MOD.MODshared; } | |
| 1025 | |
| 1026 int isSharedConst() { return mod == (MOD.MODshared | MOD.MODconst); } | |
| 174 | 1027 |
| 135 | 1028 int isWild() { return mod & MOD.MODwild; } |
| 1029 | |
| 1030 int isSharedWild() { return mod == (MOD.MODshared | MOD.MODwild); } | |
| 1031 | |
| 1032 int isNaked() { return mod == 0; } | |
| 1033 | |
| 0 | 1034 |
| 1035 /******************************** | |
| 1036 * Convert to 'const'. | |
| 1037 */ | |
| 1038 Type constOf() | |
| 1039 { | |
| 1040 //printf("Type.constOf() %p %s\n", this, toChars()); | |
| 1041 if (mod == MOD.MODconst) | |
| 1042 return this; | |
| 1043 if (cto) | |
| 1044 { | |
| 1045 assert(cto.mod == MOD.MODconst); | |
| 1046 return cto; | |
| 1047 } | |
| 1048 Type t = makeConst(); | |
| 1049 t = t.merge(); | |
| 1050 t.fixTo(this); | |
| 1051 //printf("-Type.constOf() %p %s\n", t, toChars()); | |
| 1052 return t; | |
| 1053 } | |
| 1054 | |
| 1055 /******************************** | |
| 1056 * Convert to 'immutable'. | |
| 1057 */ | |
| 1058 Type invariantOf() | |
| 174 | 1059 { |
| 0 | 1060 //printf("Type.invariantOf() %p %s\n", this, toChars()); |
| 135 | 1061 if (isImmutable()) |
| 0 | 1062 { |
| 1063 return this; | |
| 1064 } | |
| 1065 if (ito) | |
| 1066 { | |
| 135 | 1067 assert(ito.isImmutable()); |
| 0 | 1068 return ito; |
| 1069 } | |
| 1070 Type t = makeInvariant(); | |
| 1071 t = t.merge(); | |
| 1072 t.fixTo(this); | |
| 1073 //printf("\t%p\n", t); | |
| 1074 return t; | |
| 1075 } | |
| 1076 | |
| 1077 Type mutableOf() | |
| 1078 { | |
| 1079 //printf("Type.mutableOf() %p, %s\n", this, toChars()); | |
| 1080 Type t = this; | |
| 1081 if (isConst()) | |
| 174 | 1082 { |
| 0 | 1083 if (isShared()) |
| 1084 t = sto; // shared const => shared | |
| 1085 else | |
| 135 | 1086 t = cto; // const => naked |
| 0 | 1087 assert(!t || t.isMutable()); |
| 1088 } | |
| 135 | 1089 else if (isImmutable()) |
| 174 | 1090 { |
| 0 | 1091 t = ito; |
| 1092 assert(!t || (t.isMutable() && !t.isShared())); | |
| 1093 } | |
| 135 | 1094 else if (isWild()) |
| 1095 { | |
| 1096 if (isShared()) | |
| 1097 t = sto; // shared wild => shared | |
| 1098 else | |
| 1099 t = wto; // wild => naked | |
| 1100 assert(!t || t.isMutable()); | |
| 1101 } | |
| 0 | 1102 if (!t) |
| 1103 { | |
| 135 | 1104 t = makeMutable(); |
| 0 | 1105 t = t.merge(); |
| 1106 t.fixTo(this); | |
| 1107 } | |
| 135 | 1108 assert(t.isMutable()); |
| 0 | 1109 return t; |
| 1110 } | |
| 1111 | |
| 1112 Type sharedOf() | |
| 1113 { | |
| 1114 //printf("Type.sharedOf() %p, %s\n", this, toChars()); | |
| 1115 if (mod == MOD.MODshared) | |
| 1116 { | |
| 1117 return this; | |
| 1118 } | |
| 1119 if (sto) | |
| 1120 { | |
| 1121 assert(sto.isShared()); | |
| 1122 return sto; | |
| 1123 } | |
| 1124 | |
| 1125 Type t = makeShared(); | |
| 1126 t = t.merge(); | |
| 1127 t.fixTo(this); | |
| 1128 | |
| 1129 //printf("\t%p\n", t); | |
| 1130 return t; | |
| 1131 } | |
| 1132 | |
| 1133 Type sharedConstOf() | |
| 1134 { | |
| 1135 //printf("Type.sharedConstOf() %p, %s\n", this, toChars()); | |
| 1136 if (mod == (MODshared | MODconst)) | |
| 1137 { | |
| 1138 return this; | |
| 1139 } | |
| 1140 if (scto) | |
| 1141 { | |
| 1142 assert(scto.mod == (MODshared | MODconst)); | |
| 1143 return scto; | |
| 1144 } | |
| 1145 | |
| 1146 Type t = makeSharedConst(); | |
| 1147 t = t.merge(); | |
| 1148 t.fixTo(this); | |
| 1149 //printf("\t%p\n", t); | |
| 1150 | |
| 1151 return t; | |
| 1152 } | |
| 98 | 1153 |
| 1154 /******************************** | |
| 1155 * Make type unshared. | |
| 135 | 1156 * 0 => 0 |
| 1157 * const => const | |
| 1158 * immutable => immutable | |
| 1159 * shared => 0 | |
| 1160 * shared const => const | |
| 1161 * wild => wild | |
| 1162 * shared wild => wild | |
| 98 | 1163 */ |
| 1164 Type unSharedOf() | |
| 1165 { | |
| 1166 //writef("Type::unSharedOf() %p, %s\n", this, toChars()); | |
| 1167 Type t = this; | |
| 1168 | |
| 1169 if (isShared()) | |
| 1170 { | |
| 1171 if (isConst()) | |
| 1172 t = cto; // shared const => const | |
| 135 | 1173 else if (isWild()) |
| 1174 t = wto; // shared wild => wild | |
| 98 | 1175 else |
| 1176 t = sto; | |
| 1177 assert(!t || !t.isShared()); | |
| 1178 } | |
| 1179 | |
| 1180 if (!t) | |
| 1181 { | |
| 178 | 1182 t = cloneThis(this); |
| 98 | 1183 t.mod = mod & ~MODshared; |
| 1184 t.deco = null; | |
| 1185 t.arrayof = null; | |
| 1186 t.pto = null; | |
| 1187 t.rto = null; | |
| 1188 t.cto = null; | |
| 1189 t.ito = null; | |
| 1190 t.sto = null; | |
| 1191 t.scto = null; | |
| 135 | 1192 t.wto = null; |
| 1193 t.swto = null; | |
| 98 | 1194 t.vtinfo = null; |
| 1195 t = t.merge(); | |
| 174 | 1196 |
| 98 | 1197 t.fixTo(this); |
| 1198 } | |
| 1199 assert(!t.isShared()); | |
| 1200 return t; | |
| 1201 } | |
| 1202 | |
| 174 | 1203 |
| 135 | 1204 /******************************** |
| 1205 * Convert to 'wild'. | |
| 1206 */ | |
| 1207 | |
| 1208 Type wildOf() | |
| 1209 { | |
| 1210 //printf("Type::wildOf() %p %s\n", this, toChars()); | |
| 1211 if (mod == MOD.MODwild) | |
| 1212 { | |
| 1213 return this; | |
| 1214 } | |
| 1215 if (wto) | |
| 1216 { | |
| 1217 assert(wto.isWild()); | |
| 1218 return wto; | |
| 1219 } | |
| 1220 Type t = makeWild(); | |
| 1221 t = t.merge(); | |
| 1222 t.fixTo(this); | |
| 1223 //printf("\t%p %s\n", t, t->toChars()); | |
| 1224 return t; | |
| 1225 } | |
| 1226 | |
| 1227 Type sharedWildOf() | |
| 1228 { | |
| 1229 //printf("Type::sharedWildOf() %p, %s\n", this, toChars()); | |
| 1230 if (mod == (MOD.MODwild)) | |
| 1231 { | |
| 1232 return this; | |
| 1233 } | |
| 1234 if (swto) | |
| 1235 { | |
| 1236 assert(swto.mod == (MOD.MODshared | MOD.MODwild)); | |
| 1237 return swto; | |
| 1238 } | |
| 1239 Type t = makeSharedWild(); | |
| 1240 t = t.merge(); | |
| 1241 t.fixTo(this); | |
| 1242 //printf("\t%p\n", t); | |
| 1243 return t; | |
| 1244 } | |
| 1245 | |
| 0 | 1246 static uint X(MOD m, MOD n) |
| 1247 { | |
| 135 | 1248 return (((m) << 4) | (n)); |
| 0 | 1249 } |
| 1250 | |
| 1251 /********************************** | |
| 1252 * For our new type 'this', which is type-constructed from t, | |
| 135 | 1253 * fill in the cto, ito, sto, scto, wto shortcuts. |
| 0 | 1254 */ |
| 1255 void fixTo(Type t) | |
| 1256 { | |
| 1257 ito = t.ito; | |
| 1258 static if (false) { | |
| 1259 /* Cannot do these because these are not fully transitive: | |
| 1260 * there can be a shared ptr to immutable, for example. | |
| 1261 * Immutable subtypes are always immutable, though. | |
| 1262 */ | |
| 1263 cto = t.cto; | |
| 1264 sto = t.sto; | |
| 1265 scto = t.scto; | |
| 1266 } | |
| 1267 | |
| 1268 assert(mod != t.mod); | |
| 1269 | |
| 1270 switch (X(mod, t.mod)) | |
| 1271 { | |
| 1272 case X(MOD.MODundefined, MOD.MODconst): | |
| 1273 cto = t; | |
| 1274 break; | |
| 1275 | |
| 135 | 1276 case X(MOD.MODundefined, MOD.MODimmutable): |
| 0 | 1277 ito = t; |
| 1278 break; | |
| 1279 | |
| 1280 case X(MOD.MODundefined, MOD.MODshared): | |
| 1281 sto = t; | |
| 1282 break; | |
| 1283 | |
| 1284 case X(MOD.MODundefined, MOD.MODshared | MOD.MODconst): | |
| 1285 scto = t; | |
| 1286 break; | |
| 1287 | |
| 135 | 1288 case X(MOD.MODundefined, MODwild): |
| 1289 wto = t; | |
| 1290 break; | |
| 1291 | |
| 1292 case X(MOD.MODundefined, MODshared | MODwild): | |
| 1293 swto = t; | |
| 1294 break; | |
| 1295 | |
| 0 | 1296 |
| 1297 case X(MOD.MODconst, MOD.MODundefined): | |
| 1298 cto = null; | |
| 1299 goto L2; | |
| 1300 | |
| 135 | 1301 case X(MOD.MODconst, MOD.MODimmutable): |
| 0 | 1302 ito = t; |
| 1303 goto L2; | |
| 1304 | |
| 1305 case X(MOD.MODconst, MOD.MODshared): | |
| 1306 sto = t; | |
| 1307 goto L2; | |
| 1308 | |
| 1309 case X(MOD.MODconst, MOD.MODshared | MOD.MODconst): | |
| 1310 scto = t; | |
| 135 | 1311 goto L2; |
| 1312 | |
| 1313 case X(MOD.MODconst, MOD.MODwild): | |
| 1314 wto = t; | |
| 1315 goto L2; | |
| 1316 | |
| 1317 case X(MOD.MODconst, MOD.MODshared | MOD.MODwild): | |
| 1318 swto = t; | |
| 0 | 1319 L2: |
| 1320 t.cto = this; | |
| 1321 break; | |
| 1322 | |
| 1323 | |
| 135 | 1324 case X(MOD.MODimmutable, MOD.MODundefined): |
| 0 | 1325 ito = null; |
| 1326 goto L3; | |
| 1327 | |
| 135 | 1328 case X(MOD.MODimmutable, MOD.MODconst): |
| 0 | 1329 cto = t; |
| 1330 goto L3; | |
| 1331 | |
| 135 | 1332 case X(MOD.MODimmutable, MOD.MODshared): |
| 0 | 1333 sto = t; |
| 1334 goto L3; | |
| 1335 | |
| 135 | 1336 case X(MOD.MODimmutable, MOD.MODshared | MOD.MODconst): |
| 0 | 1337 scto = t; |
| 135 | 1338 goto L3; |
| 1339 | |
| 1340 case X(MOD.MODimmutable, MOD.MODwild): | |
| 1341 wto = t; | |
| 1342 goto L3; | |
| 1343 | |
| 1344 case X(MOD.MODimmutable, MOD.MODshared | MOD.MODwild): | |
| 1345 swto = t; | |
| 0 | 1346 L3: |
| 1347 t.ito = this; | |
| 1348 if (t.cto) t.cto.ito = this; | |
| 1349 if (t.sto) t.sto.ito = this; | |
| 1350 if (t.scto) t.scto.ito = this; | |
| 135 | 1351 if (t.wto) t.wto.ito = this; |
| 1352 if (t.swto) t.swto.ito = this; | |
| 0 | 1353 break; |
| 1354 | |
| 1355 | |
| 1356 case X(MOD.MODshared, MOD.MODundefined): | |
| 1357 sto = null; | |
| 1358 goto L4; | |
| 1359 | |
| 1360 case X(MOD.MODshared, MOD.MODconst): | |
| 1361 cto = t; | |
| 1362 goto L4; | |
| 1363 | |
| 135 | 1364 case X(MOD.MODshared, MOD.MODimmutable): |
| 0 | 1365 ito = t; |
| 1366 goto L4; | |
| 1367 | |
| 1368 case X(MOD.MODshared, MOD.MODshared | MOD.MODconst): | |
| 1369 scto = t; | |
| 135 | 1370 goto L4; |
| 1371 | |
| 1372 case X(MOD.MODshared, MOD.MODwild): | |
| 1373 wto = t; | |
| 1374 goto L4; | |
| 1375 | |
| 1376 case X(MOD.MODshared, MOD.MODshared | MOD.MODwild): | |
| 1377 swto = t; | |
| 0 | 1378 L4: |
| 1379 t.sto = this; | |
| 1380 break; | |
| 1381 | |
| 1382 | |
| 1383 case X(MOD.MODshared | MOD.MODconst, MOD.MODundefined): | |
| 1384 scto = null; | |
| 135 | 1385 goto L5; |
| 0 | 1386 |
| 1387 case X(MOD.MODshared | MOD.MODconst, MOD.MODconst): | |
| 1388 cto = t; | |
| 135 | 1389 goto L5; |
| 0 | 1390 |
| 135 | 1391 case X(MOD.MODshared | MOD.MODconst, MOD.MODimmutable): |
| 0 | 1392 ito = t; |
| 135 | 1393 goto L5; |
| 1394 | |
| 1395 case X(MOD.MODshared | MOD.MODconst, MOD.MODwild): | |
| 1396 wto = t; | |
| 1397 goto L5; | |
| 0 | 1398 |
| 1399 case X(MOD.MODshared | MOD.MODconst, MOD.MODshared): | |
| 1400 sto = t; | |
| 135 | 1401 goto L5; |
| 1402 | |
| 1403 case X(MOD.MODshared | MOD.MODconst, MOD.MODshared | MOD.MODwild): | |
| 1404 swto = t; | |
| 0 | 1405 L5: |
| 1406 t.scto = this; | |
| 1407 break; | |
| 174 | 1408 |
| 135 | 1409 case X(MOD.MODwild, MOD.MODundefined): |
| 1410 wto = null; | |
| 1411 goto L6; | |
| 1412 | |
| 1413 case X(MOD.MODwild, MOD.MODconst): | |
| 1414 cto = t; | |
| 1415 goto L6; | |
| 1416 | |
| 1417 case X(MOD.MODwild, MOD.MODimmutable): | |
| 1418 ito = t; | |
| 1419 goto L6; | |
| 1420 | |
| 1421 case X(MOD.MODwild, MOD.MODshared): | |
| 1422 sto = t; | |
| 1423 goto L6; | |
| 1424 | |
| 1425 case X(MOD.MODwild, MOD.MODshared | MOD.MODconst): | |
| 1426 scto = t; | |
| 1427 goto L6; | |
| 1428 | |
| 1429 case X(MOD.MODwild, MOD.MODshared | MOD.MODwild): | |
| 1430 swto = t; | |
| 1431 L6: | |
| 1432 t.wto = this; | |
| 1433 break; | |
| 1434 | |
| 1435 | |
| 1436 case X(MOD.MODshared | MOD.MODwild, MOD.MODundefined): | |
| 1437 swto = null; | |
| 1438 goto L7; | |
| 1439 | |
| 1440 case X(MOD.MODshared | MOD.MODwild, MOD.MODconst): | |
| 1441 cto = t; | |
| 1442 goto L7; | |
| 1443 | |
| 1444 case X(MOD.MODshared | MOD.MODwild, MOD.MODimmutable): | |
| 1445 ito = t; | |
| 1446 goto L7; | |
| 1447 | |
| 1448 case X(MOD.MODshared | MOD.MODwild, MOD.MODshared): | |
| 1449 sto = t; | |
| 1450 goto L7; | |
| 1451 | |
| 1452 case X(MOD.MODshared | MOD.MODwild, MOD.MODshared | MOD.MODconst): | |
| 1453 scto = t; | |
| 1454 goto L7; | |
| 1455 | |
| 1456 case X(MOD.MODshared | MOD.MODwild, MOD.MODwild): | |
| 1457 wto = t; | |
| 1458 L7: | |
| 1459 t.swto = this; | |
| 1460 break; | |
| 0 | 1461 } |
| 1462 | |
| 1463 check(); | |
| 1464 t.check(); | |
| 1465 //printf("fixTo: %s, %s\n", toChars(), t.toChars()); | |
| 1466 } | |
| 174 | 1467 |
| 0 | 1468 /*************************** |
| 1469 * Look for bugs in constructing types. | |
| 1470 */ | |
| 1471 void check() | |
| 1472 { | |
| 1473 switch (mod) | |
| 1474 { | |
| 1475 case MOD.MODundefined: | |
| 1476 if (cto) assert(cto.mod == MOD.MODconst); | |
| 135 | 1477 if (ito) assert(ito.mod == MOD.MODimmutable); |
| 0 | 1478 if (sto) assert(sto.mod == MOD.MODshared); |
| 1479 if (scto) assert(scto.mod == (MOD.MODshared | MOD.MODconst)); | |
| 135 | 1480 if (wto) assert(wto.mod == MOD.MODwild); |
| 1481 if (swto) assert(swto.mod == (MOD.MODshared | MOD.MODwild)); | |
| 0 | 1482 break; |
| 1483 | |
| 1484 case MOD.MODconst: | |
| 1485 if (cto) assert(cto.mod == MOD.MODundefined); | |
| 135 | 1486 if (ito) assert(ito.mod == MOD.MODimmutable); |
| 0 | 1487 if (sto) assert(sto.mod == MOD.MODshared); |
| 1488 if (scto) assert(scto.mod == (MOD.MODshared | MOD.MODconst)); | |
| 135 | 1489 if (wto) assert(wto.mod == MOD.MODwild); |
| 1490 if (swto) assert(swto.mod == (MOD.MODshared | MOD.MODwild)); | |
| 0 | 1491 break; |
| 1492 | |
| 135 | 1493 case MOD.MODimmutable: |
| 0 | 1494 if (cto) assert(cto.mod == MOD.MODconst); |
| 1495 if (ito) assert(ito.mod == MOD.MODundefined); | |
| 1496 if (sto) assert(sto.mod == MOD.MODshared); | |
| 1497 if (scto) assert(scto.mod == (MOD.MODshared | MOD.MODconst)); | |
| 135 | 1498 if (wto) assert(wto.mod == MOD.MODwild); |
| 1499 if (swto) assert(swto.mod == (MOD.MODshared | MOD.MODwild)); | |
| 0 | 1500 break; |
| 1501 | |
| 1502 case MOD.MODshared: | |
| 1503 if (cto) assert(cto.mod == MOD.MODconst); | |
| 135 | 1504 if (ito) assert(ito.mod == MOD.MODimmutable); |
| 0 | 1505 if (sto) assert(sto.mod == MOD.MODundefined); |
| 1506 if (scto) assert(scto.mod == (MOD.MODshared | MOD.MODconst)); | |
| 135 | 1507 if (wto) assert(wto.mod == MOD.MODwild); |
| 1508 if (swto) assert(swto.mod == (MOD.MODshared | MOD.MODwild)); | |
| 0 | 1509 break; |
| 1510 | |
| 1511 case MOD.MODshared | MOD.MODconst: | |
| 1512 if (cto) assert(cto.mod == MOD.MODconst); | |
| 135 | 1513 if (ito) assert(ito.mod == MOD.MODimmutable); |
| 0 | 1514 if (sto) assert(sto.mod == MOD.MODshared); |
| 1515 if (scto) assert(scto.mod == MOD.MODundefined); | |
| 135 | 1516 if (wto) assert(wto.mod == MOD.MODwild); |
| 1517 if (swto) assert(swto.mod == (MOD.MODshared | MOD.MODwild)); | |
| 0 | 1518 break; |
| 174 | 1519 |
| 135 | 1520 case MOD.MODwild: |
| 1521 if (cto) assert(cto.mod == MOD.MODconst); | |
| 1522 if (ito) assert(ito.mod == MOD.MODimmutable); | |
| 1523 if (sto) assert(sto.mod == MOD.MODshared); | |
| 1524 if (scto) assert(scto.mod == (MOD.MODshared | MOD.MODconst)); | |
| 1525 if (wto) assert(wto.mod == MOD.MODundefined); | |
| 1526 if (swto) assert(swto.mod == (MOD.MODshared | MOD.MODwild)); | |
| 1527 break; | |
| 1528 | |
| 1529 case MOD.MODshared | MOD.MODwild: | |
| 1530 if (cto) assert(cto.mod == MOD.MODconst); | |
| 1531 if (ito) assert(ito.mod == MOD.MODimmutable); | |
| 1532 if (sto) assert(sto.mod == MOD.MODshared); | |
| 1533 if (scto) assert(scto.mod == (MOD.MODshared | MOD.MODconst)); | |
| 1534 if (wto) assert(wto.mod == MOD.MODwild); | |
| 1535 if (swto) assert(swto.mod == MOD.MODundefined); | |
| 1536 break; | |
| 0 | 1537 } |
| 1538 | |
| 1539 Type tn = nextOf(); | |
| 1540 if (tn && ty != TY.Tfunction && ty != TY.Tdelegate) | |
| 1541 { | |
| 1542 // Verify transitivity | |
| 1543 switch (mod) | |
| 1544 { | |
| 1545 case MOD.MODundefined: | |
| 1546 break; | |
| 1547 | |
| 1548 case MOD.MODconst: | |
| 135 | 1549 assert(tn.mod & MOD.MODimmutable || tn.mod & MOD.MODconst); |
| 0 | 1550 break; |
| 1551 | |
| 135 | 1552 case MOD.MODimmutable: |
| 1553 assert(tn.mod == MOD.MODimmutable); | |
| 0 | 1554 break; |
| 1555 | |
| 1556 case MOD.MODshared: | |
| 135 | 1557 assert(tn.mod & MOD.MODimmutable || tn.mod & MOD.MODshared); |
| 0 | 1558 break; |
| 1559 | |
| 1560 case MOD.MODshared | MOD.MODconst: | |
| 135 | 1561 assert(tn.mod & MOD.MODimmutable || tn.mod & (MOD.MODshared | MOD.MODconst)); |
| 1562 break; | |
| 1563 | |
| 1564 case MOD.MODwild: | |
| 1565 assert(tn.mod); | |
| 1566 break; | |
| 1567 | |
| 1568 case MOD.MODshared | MOD.MODwild: | |
| 1569 assert(tn.mod == MOD.MODimmutable || tn.mod == (MOD.MODshared | MOD.MODconst) || tn.mod == (MOD.MODshared | MOD.MODwild)); | |
| 0 | 1570 break; |
| 1571 } | |
| 1572 tn.check(); | |
| 1573 } | |
| 1574 } | |
| 1575 | |
| 51 | 1576 /************************************ |
| 1577 * Apply MODxxxx bits to existing type. | |
| 1578 */ | |
| 0 | 1579 Type castMod(uint mod) |
| 1580 { | |
| 51 | 1581 Type t; |
| 1582 | |
| 1583 switch (mod) | |
| 1584 { | |
| 1585 case 0: | |
| 135 | 1586 t = unSharedOf().mutableOf(); |
| 51 | 1587 break; |
| 1588 | |
| 1589 case MODconst: | |
| 135 | 1590 t = unSharedOf().constOf(); |
| 51 | 1591 break; |
| 1592 | |
| 135 | 1593 case MODimmutable: |
| 51 | 1594 t = invariantOf(); |
| 1595 break; | |
| 1596 | |
| 1597 case MODshared: | |
| 135 | 1598 t = mutableOf().sharedOf(); |
| 51 | 1599 break; |
| 1600 | |
| 1601 case MODshared | MODconst: | |
| 1602 t = sharedConstOf(); | |
| 135 | 1603 break; |
| 1604 | |
| 1605 case MODwild: | |
| 1606 t = unSharedOf().wildOf(); | |
| 1607 break; | |
| 1608 | |
| 1609 case MODshared | MODwild: | |
| 1610 t = sharedWildOf(); | |
| 51 | 1611 break; |
| 1612 | |
| 1613 default: | |
| 1614 assert(0); | |
| 1615 } | |
| 1616 return t; | |
| 0 | 1617 } |
| 174 | 1618 |
| 0 | 1619 /************************************ |
| 1620 * Add MODxxxx bits to existing type. | |
| 1621 * We're adding, not replacing, so adding const to | |
| 1622 * a shared type => "shared const" | |
| 1623 */ | |
| 1624 Type addMod(MOD mod) | |
| 1625 { | |
| 1626 Type t = this; | |
| 1627 | |
| 1628 /* Add anything to immutable, and it remains immutable | |
| 1629 */ | |
| 135 | 1630 //printf("addMod(%x) %s\n", mod, toChars()); |
| 1631 if (!t.isImmutable()) | |
| 0 | 1632 { |
| 1633 switch (mod) | |
| 1634 { | |
| 1635 case MOD.MODundefined: | |
| 1636 break; | |
| 1637 | |
| 1638 case MOD.MODconst: | |
| 1639 if (isShared()) | |
| 1640 t = sharedConstOf(); | |
| 1641 else | |
| 1642 t = constOf(); | |
| 1643 break; | |
| 1644 | |
| 135 | 1645 case MOD.MODimmutable: |
| 0 | 1646 t = invariantOf(); |
| 1647 break; | |
| 1648 | |
| 1649 case MOD.MODshared: | |
| 1650 if (isConst()) | |
| 1651 t = sharedConstOf(); | |
| 135 | 1652 else if (isWild()) |
| 1653 t = sharedWildOf(); | |
| 0 | 1654 else |
| 1655 t = sharedOf(); | |
| 1656 break; | |
| 1657 | |
| 1658 case MOD.MODshared | MOD.MODconst: | |
| 1659 t = sharedConstOf(); | |
| 1660 break; | |
| 174 | 1661 |
| 135 | 1662 case MOD.MODwild: |
| 1663 if (isConst()) | |
| 1664 {} | |
| 1665 else if (isShared()) | |
| 1666 t = sharedWildOf(); | |
| 1667 else | |
| 1668 t = wildOf(); | |
| 1669 break; | |
| 1670 | |
| 1671 case MOD.MODshared | MOD.MODwild: | |
| 1672 t = sharedWildOf(); | |
| 1673 break; | |
| 0 | 1674 } |
| 1675 } | |
| 1676 return t; | |
| 1677 } | |
| 174 | 1678 |
|
131
206db751bd4c
dmdfe 2.037 compiles now
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
130
diff
changeset
|
1679 Type addStorageClass(StorageClass stc) |
| 0 | 1680 { |
| 1681 /* Just translate to MOD bits and let addMod() do the work | |
| 1682 */ | |
| 1683 MOD mod = MOD.MODundefined; | |
| 1684 | |
| 1685 if (stc & STC.STCimmutable) | |
| 135 | 1686 mod = MOD.MODimmutable; |
| 0 | 1687 else |
| 174 | 1688 { |
| 0 | 1689 if (stc & (STC.STCconst | STC.STCin)) |
| 1690 mod = MOD.MODconst; | |
| 1691 if (stc & STC.STCshared) | |
| 1692 mod |= MOD.MODshared; | |
| 135 | 1693 if (stc & STC.STCwild) |
| 1694 mod |= MOD.MODwild; | |
| 0 | 1695 } |
| 1696 | |
| 1697 return addMod(mod); | |
| 1698 } | |
| 174 | 1699 |
| 0 | 1700 Type pointerTo() |
| 1701 { | |
| 1702 if (pto is null) | |
| 1703 { | |
| 1704 Type t = new TypePointer(this); | |
| 1705 pto = t.merge(); | |
| 1706 } | |
| 1707 | |
| 1708 return pto; | |
| 1709 } | |
| 174 | 1710 |
| 0 | 1711 Type referenceTo() |
| 1712 { | |
| 1713 assert(false); | |
| 1714 } | |
| 1715 | |
| 1716 final Type clone() | |
| 1717 { | |
| 178 | 1718 return cloneThis(this); |
| 0 | 1719 } |
| 174 | 1720 |
| 0 | 1721 Type arrayOf() |
| 1722 { | |
| 1723 if (!arrayof) | |
| 174 | 1724 { |
| 0 | 1725 Type t = new TypeDArray(this); |
| 1726 arrayof = t.merge(); | |
| 1727 } | |
| 1728 return arrayof; | |
| 1729 } | |
| 174 | 1730 |
| 0 | 1731 Type makeConst() |
| 1732 { | |
| 1733 //printf("Type.makeConst() %p, %s\n", this, toChars()); | |
| 1734 if (cto) | |
| 1735 return cto; | |
| 1736 | |
| 1737 Type t = clone(); | |
| 1738 t.mod = MOD.MODconst; | |
| 174 | 1739 |
| 0 | 1740 t.deco = null; |
| 1741 t.arrayof = null; | |
| 1742 t.pto = null; | |
| 1743 t.rto = null; | |
| 1744 t.cto = null; | |
| 1745 t.ito = null; | |
| 1746 t.sto = null; | |
| 1747 t.scto = null; | |
| 135 | 1748 t.wto = null; |
| 1749 t.swto = null; | |
| 0 | 1750 t.vtinfo = null; |
| 174 | 1751 |
| 0 | 1752 //printf("-Type.makeConst() %p, %s\n", t, toChars()); |
| 1753 return t; | |
| 1754 } | |
| 174 | 1755 |
| 0 | 1756 Type makeInvariant() |
| 1757 { | |
| 1758 if (ito) { | |
| 1759 return ito; | |
| 1760 } | |
| 1761 | |
| 1762 Type t = clone(); | |
| 135 | 1763 t.mod = MOD.MODimmutable; |
| 0 | 1764 |
| 1765 t.deco = null; | |
| 1766 t.arrayof = null; | |
| 1767 t.pto = null; | |
| 1768 t.rto = null; | |
| 1769 t.cto = null; | |
| 1770 t.ito = null; | |
| 1771 t.sto = null; | |
| 1772 t.scto = null; | |
| 135 | 1773 t.wto = null; |
| 1774 t.swto = null; | |
| 0 | 1775 t.vtinfo = null; |
| 1776 | |
| 1777 return t; | |
| 1778 } | |
| 174 | 1779 |
| 0 | 1780 Type makeShared() |
| 1781 { | |
| 1782 if (sto) | |
| 1783 return sto; | |
| 1784 | |
| 1785 Type t = clone(); | |
| 1786 t.mod = MOD.MODshared; | |
| 1787 | |
| 1788 t.deco = null; | |
| 1789 t.arrayof = null; | |
| 1790 t.pto = null; | |
| 1791 t.rto = null; | |
| 1792 t.cto = null; | |
| 1793 t.ito = null; | |
| 1794 t.sto = null; | |
| 1795 t.scto = null; | |
| 135 | 1796 t.wto = null; |
| 1797 t.swto = null; | |
| 0 | 1798 t.vtinfo = null; |
| 1799 | |
| 1800 return t; | |
| 1801 } | |
| 174 | 1802 |
| 0 | 1803 Type makeSharedConst() |
| 1804 { | |
| 1805 if (scto) | |
| 1806 return scto; | |
| 1807 | |
| 1808 Type t = clone(); | |
| 1809 t.mod = MODshared | MODconst; | |
| 1810 | |
| 1811 t.deco = null; | |
| 1812 t.arrayof = null; | |
| 1813 t.pto = null; | |
| 1814 t.rto = null; | |
| 1815 t.cto = null; | |
| 1816 t.ito = null; | |
| 1817 t.sto = null; | |
| 1818 t.scto = null; | |
| 135 | 1819 t.wto = null; |
| 1820 t.swto = null; | |
| 0 | 1821 t.vtinfo = null; |
| 1822 | |
| 1823 return t; | |
| 1824 } | |
| 174 | 1825 |
| 135 | 1826 Type makeWild() |
| 1827 { | |
| 1828 if (wto) | |
| 1829 return wto; | |
| 174 | 1830 |
| 135 | 1831 Type t = clone(); |
| 1832 t.mod = MOD.MODwild; | |
| 1833 t.deco = null; | |
| 1834 t.arrayof = null; | |
| 1835 t.pto = null; | |
| 1836 t.rto = null; | |
| 1837 t.cto = null; | |
| 1838 t.ito = null; | |
| 1839 t.sto = null; | |
| 1840 t.scto = null; | |
| 1841 t.wto = null; | |
| 1842 t.swto = null; | |
| 1843 t.vtinfo = null; | |
| 1844 return t; | |
| 1845 } | |
| 1846 | |
| 1847 Type makeSharedWild() | |
| 1848 { | |
| 1849 if (swto) | |
| 1850 return swto; | |
| 174 | 1851 |
| 135 | 1852 Type t = clone(); |
| 1853 t.mod = MOD.MODshared | MOD.MODwild; | |
| 1854 t.deco = null; | |
| 1855 t.arrayof = null; | |
| 1856 t.pto = null; | |
| 1857 t.rto = null; | |
| 1858 t.cto = null; | |
| 1859 t.ito = null; | |
| 1860 t.sto = null; | |
| 1861 t.scto = null; | |
| 1862 t.wto = null; | |
| 1863 t.swto = null; | |
| 1864 t.vtinfo = null; | |
| 1865 return t; | |
| 1866 } | |
| 1867 | |
| 1868 Type makeMutable() | |
| 1869 { | |
| 1870 Type t = clone(); | |
| 1871 t.mod = mod & MOD.MODshared; | |
| 1872 t.deco = null; | |
| 1873 t.arrayof = null; | |
| 1874 t.pto = null; | |
| 1875 t.rto = null; | |
| 1876 t.cto = null; | |
| 1877 t.ito = null; | |
| 1878 t.sto = null; | |
| 1879 t.scto = null; | |
| 1880 t.wto = null; | |
| 1881 t.swto = null; | |
| 1882 t.vtinfo = null; | |
| 1883 return t; | |
| 1884 } | |
| 174 | 1885 |
| 0 | 1886 Dsymbol toDsymbol(Scope sc) |
| 1887 { | |
| 1888 return null; | |
| 1889 } | |
| 1890 | |
| 1891 /******************************* | |
| 1892 * If this is a shell around another type, | |
| 1893 * get that other type. | |
| 1894 */ | |
| 174 | 1895 |
| 0 | 1896 Type toBasetype() |
| 1897 { | |
| 1898 return this; | |
| 1899 } | |
| 174 | 1900 |
| 0 | 1901 /************************** |
| 1902 * Return type with the top level of it being mutable. | |
| 1903 */ | |
| 1904 Type toHeadMutable() | |
| 1905 { | |
| 1906 if (!mod) | |
| 1907 return this; | |
| 1908 | |
| 1909 return mutableOf(); | |
| 1910 } | |
| 174 | 1911 |
| 0 | 1912 bool isBaseOf(Type t, int* poffset) |
| 1913 { | |
| 1914 return false; // assume not | |
| 1915 } | |
| 174 | 1916 |
| 0 | 1917 /******************************* |
| 1918 * Determine if converting 'this' to 'to' is an identity operation, | |
| 1919 * a conversion to const operation, or the types aren't the same. | |
| 1920 * Returns: | |
| 1921 * MATCHequal 'this' == 'to' | |
| 1922 * MATCHconst 'to' is const | |
| 1923 * MATCHnomatch conversion to mutable or invariant | |
| 1924 */ | |
| 1925 MATCH constConv(Type to) | |
| 1926 { | |
| 1927 if (equals(to)) | |
| 1928 return MATCH.MATCHexact; | |
| 135 | 1929 if (ty == to.ty && MODimplicitConv(mod, to.mod)) |
| 0 | 1930 return MATCH.MATCHconst; |
| 1931 return MATCH.MATCHnomatch; | |
| 1932 } | |
| 174 | 1933 |
| 0 | 1934 /******************************** |
| 1935 * Determine if 'this' can be implicitly converted | |
| 1936 * to type 'to'. | |
| 1937 * Returns: | |
| 1938 * MATCHnomatch, MATCHconvert, MATCHconst, MATCHexact | |
| 1939 */ | |
| 1940 MATCH implicitConvTo(Type to) | |
| 1941 { | |
| 1942 //printf("Type.implicitConvTo(this=%p, to=%p)\n", this, to); | |
| 1943 //printf("from: %s\n", toChars()); | |
| 1944 //printf("to : %s\n", to.toChars()); | |
| 1945 if (this is to) | |
| 1946 return MATCHexact; | |
| 1947 | |
| 1948 return MATCHnomatch; | |
| 1949 } | |
| 174 | 1950 |
| 0 | 1951 ClassDeclaration isClassHandle() |
| 1952 { | |
| 1953 return null; | |
| 1954 } | |
| 1955 | |
| 1956 Expression getProperty(Loc loc, Identifier ident) | |
| 1957 { | |
| 1958 Expression e; | |
| 1959 | |
| 1960 version (LOGDOTEXP) { | |
| 1961 printf("Type.getProperty(type = '%s', ident = '%s')\n", toChars(), ident.toChars()); | |
| 1962 } | |
| 1963 if (ident == Id.__sizeof) | |
| 1964 { | |
| 1965 e = new IntegerExp(loc, size(loc), Type.tsize_t); | |
| 1966 } | |
| 1967 else if (ident == Id.size) | |
| 1968 { | |
| 1969 error(loc, ".size property should be replaced with .sizeof"); | |
| 1970 e = new ErrorExp(); | |
| 1971 } | |
| 1972 else if (ident is Id.alignof_) | |
| 1973 { | |
| 1974 e = new IntegerExp(loc, alignsize(), Type.tsize_t); | |
| 1975 } | |
| 1976 else if (ident == Id.typeinfo_) | |
| 1977 { | |
| 1978 if (!global.params.useDeprecated) | |
| 1979 error(loc, ".typeinfo deprecated, use typeid(type)"); | |
| 1980 e = getTypeInfo(null); | |
| 1981 } | |
| 1982 else if (ident == Id.init_) | |
| 1983 { | |
| 1984 if (ty == TY.Tvoid) | |
| 1985 error(loc, "void does not have an initializer"); | |
| 1986 e = defaultInit(loc); | |
| 1987 } | |
| 1988 else if (ident is Id.mangleof_) | |
| 1989 { | |
| 1990 string s; | |
| 174 | 1991 if (!deco) { |
| 0 | 1992 s = toChars(); |
| 1993 error(loc, "forward reference of type %s.mangleof", s); | |
| 1994 } else { | |
| 1995 s = deco; | |
| 1996 } | |
| 1997 | |
| 1998 e = new StringExp(loc, s, 'c'); | |
|
87
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1999 scope Scope sc = new Scope(); |
| 0 | 2000 e = e.semantic(sc); |
| 2001 } | |
| 2002 else if (ident is Id.stringof_) | |
| 174 | 2003 { |
| 0 | 2004 string s = toChars(); |
| 2005 e = new StringExp(loc, s, 'c'); | |
|
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2006 scope Scope sc = new Scope(); |
| 0 | 2007 e = e.semantic(sc); |
| 2008 } | |
| 2009 else | |
| 2010 { | |
| 2011 error(loc, "no property '%s' for type '%s'", ident.toChars(), toChars()); | |
| 2012 e = new ErrorExp(); | |
| 2013 } | |
| 2014 return e; | |
| 2015 } | |
| 174 | 2016 |
| 0 | 2017 Expression dotExp(Scope sc, Expression e, Identifier ident) |
| 2018 { | |
| 2019 VarDeclaration v = null; | |
| 2020 | |
| 2021 version (LOGDOTEXP) { | |
| 2022 printf("Type.dotExp(e = '%s', ident = '%s')\n", e.toChars(), ident.toChars()); | |
| 2023 } | |
| 2024 if (e.op == TOK.TOKdotvar) | |
| 2025 { | |
| 2026 DotVarExp dv = cast(DotVarExp)e; | |
| 2027 v = dv.var.isVarDeclaration(); | |
| 2028 } | |
| 2029 else if (e.op == TOK.TOKvar) | |
| 2030 { | |
| 2031 VarExp ve = cast(VarExp)e; | |
| 2032 v = ve.var.isVarDeclaration(); | |
| 2033 } | |
| 2034 if (v) | |
| 2035 { | |
| 2036 if (ident is Id.offset) | |
| 2037 { | |
| 2038 if (!global.params.useDeprecated) | |
| 2039 error(e.loc, ".offset deprecated, use .offsetof"); | |
| 2040 goto Loffset; | |
| 2041 } | |
| 2042 else if (ident is Id.offsetof) | |
| 2043 { | |
| 2044 Loffset: | |
| 2045 if (v.storage_class & STC.STCfield) | |
| 2046 { | |
| 2047 e = new IntegerExp(e.loc, v.offset, Type.tsize_t); | |
| 2048 return e; | |
| 2049 } | |
| 2050 } | |
| 2051 else if (ident is Id.init_) | |
| 2052 { | |
| 2053 static if (false) { | |
| 2054 if (v.init) | |
| 2055 { | |
| 2056 if (v.init.isVoidInitializer()) | |
| 2057 error(e.loc, "%s.init is void", v.toChars()); | |
| 2058 else | |
| 2059 { Loc loc = e.loc; | |
| 2060 e = v.init.toExpression(); | |
| 2061 if (e.op == TOK.TOKassign || e.op == TOK.TOKconstruct || e.op == TOK.TOKblit) | |
| 2062 { | |
| 2063 e = (cast(AssignExp)e).e2; | |
| 2064 | |
| 2065 /* Take care of case where we used a 0 | |
| 2066 * to initialize the struct. | |
| 2067 */ | |
| 2068 if (e.type == Type.tint32 && | |
| 2069 e.isBool(0) && | |
| 2070 v.type.toBasetype().ty == TY.Tstruct) | |
| 2071 { | |
| 2072 e = v.type.defaultInit(e.loc); | |
| 2073 } | |
| 2074 } | |
| 2075 e = e.optimize(WANTvalue | WANTinterpret); | |
| 2076 // if (!e.isConst()) | |
| 2077 // error(loc, ".init cannot be evaluated at compile time"); | |
| 2078 } | |
|
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2079 goto Lreturn; |
| 0 | 2080 } |
| 2081 } | |
|
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2082 e = defaultInit(e.loc); |
|
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2083 goto Lreturn; |
| 0 | 2084 } |
| 2085 } | |
| 2086 if (ident is Id.typeinfo_) | |
| 2087 { | |
| 2088 if (!global.params.useDeprecated) | |
| 2089 error(e.loc, ".typeinfo deprecated, use typeid(type)"); | |
| 2090 e = getTypeInfo(sc); | |
| 2091 } | |
|
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2092 else if (ident is Id.stringof_) |
| 174 | 2093 { |
| 0 | 2094 string s = e.toChars(); |
| 2095 e = new StringExp(e.loc, s, 'c'); | |
| 2096 } | |
|
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2097 else |
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2098 e = getProperty(e.loc, ident); |
| 174 | 2099 |
|
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2100 Lreturn: |
|
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2101 e = e.semantic(sc); |
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2102 return e; |
| 0 | 2103 } |
| 174 | 2104 |
|
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2105 /*************************************** |
|
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2106 * Figures out what to do with an undefined member reference |
|
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2107 * for classes and structs. |
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2108 */ |
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2109 Expression noMember(Scope sc, Expression e, Identifier ident) |
|
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2110 { |
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2111 assert(ty == TY.Tstruct || ty == TY.Tclass); |
|
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2112 AggregateDeclaration sym = toDsymbol(sc).isAggregateDeclaration(); |
|
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|
2113 assert(sym); |
|
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2114 |
|
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2115 if (ident !is Id.__sizeof && |
|
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2116 ident !is Id.alignof_ && |
|
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2117 ident !is Id.init_ && |
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2118 ident !is Id.mangleof_ && |
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2119 ident !is Id.stringof_ && |
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2120 ident !is Id.offsetof) |
|
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2121 { |
|
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|
2122 /* See if we should forward to the alias this. |
|
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|
2123 */ |
|
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|
2124 if (sym.aliasthis) |
|
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|
2125 { /* Rewrite e.ident as: |
|
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|
2126 * e.aliasthis.ident |
|
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|
2127 */ |
|
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|
2128 e = new DotIdExp(e.loc, e, sym.aliasthis.ident); |
|
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|
2129 e = new DotIdExp(e.loc, e, ident); |
|
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2130 return e.semantic(sc); |
|
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|
2131 } |
|
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|
2132 |
|
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|
2133 /* Look for overloaded opDot() to see if we should forward request |
|
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2134 * to it. |
|
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2135 */ |
|
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2136 Dsymbol fd = search_function(sym, Id.opDot); |
|
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|
2137 if (fd) |
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2138 { /* Rewrite e.ident as: |
|
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2139 * e.opDot().ident |
|
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|
2140 */ |
|
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2141 e = build_overload(e.loc, sc, e, null, fd.ident); |
|
130
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2142 e = new DotIdExp(e.loc, e, ident); |
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2143 return e.semantic(sc); |
|
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2144 } |
|
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2145 |
|
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2146 /* Look for overloaded opDispatch to see if we should forward request |
|
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2147 * to it. |
|
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2148 */ |
|
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2149 fd = search_function(sym, Id.opDispatch); |
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2150 if (fd) |
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2151 { |
|
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2152 /* Rewrite e.ident as: |
|
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2153 * e.opDispatch!("ident") |
|
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2154 */ |
|
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2155 TemplateDeclaration td = fd.isTemplateDeclaration(); |
|
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2156 if (!td) |
|
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2157 { |
|
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2158 fd.error("must be a template opDispatch(string s), not a %s", fd.kind()); |
|
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2159 return new ErrorExp(); |
|
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2160 } |
|
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2161 auto se = new StringExp(e.loc, ident.toChars()); |
|
60bb0fe4563e
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121
diff
changeset
|
2162 auto tiargs = new Objects(); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
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diff
changeset
|
2163 tiargs.push(se); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
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121
diff
changeset
|
2164 e = new DotTemplateInstanceExp(e.loc, e, Id.opDispatch, tiargs); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
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121
diff
changeset
|
2165 (cast(DotTemplateInstanceExp)e).ti.tempdecl = td; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
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121
diff
changeset
|
2166 return e; |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
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121
diff
changeset
|
2167 //return e.semantic(sc); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
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121
diff
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|
2168 } |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
121
diff
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|
2169 } |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
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diff
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|
2170 |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
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121
diff
changeset
|
2171 return Type.dotExp(sc, e, ident); |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
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121
diff
changeset
|
2172 } |
| 174 | 2173 |
| 0 | 2174 uint memalign(uint salign) |
| 2175 { | |
| 2176 return salign; | |
| 2177 } | |
| 174 | 2178 |
| 0 | 2179 Expression defaultInit(Loc loc) |
| 2180 { | |
| 170 | 2181 version (LOGDEFAULTINIT) { |
| 2182 printf("Type.defaultInit() '%.*s'\n", toChars()); | |
| 2183 } | |
| 2184 return null; | |
| 0 | 2185 } |
| 174 | 2186 |
| 135 | 2187 /*************************************** |
| 2188 * Use when we prefer the default initializer to be a literal, | |
| 2189 * rather than a global immutable variable. | |
| 2190 */ | |
| 174 | 2191 //Expression defaultInitLiteral(Loc loc = Loc(0)) |
| 2192 Expression defaultInitLiteral(Loc loc) | |
| 135 | 2193 { |
| 2194 version(LOGDEFAULTINIT) { | |
| 2195 printf("Type::defaultInitLiteral() '%s'\n", toChars()); | |
| 2196 } | |
| 2197 return defaultInit(loc); | |
| 2198 } | |
| 2199 | |
| 0 | 2200 ///bool isZeroInit(Loc loc = Loc(0)) // if initializer is 0 |
| 2201 bool isZeroInit(Loc loc) // if initializer is 0 | |
| 2202 { | |
| 2203 assert(false); | |
| 2204 } | |
| 174 | 2205 |
| 0 | 2206 dt_t** toDt(dt_t** pdt) |
| 2207 { | |
| 2208 //printf("Type.toDt()\n"); | |
| 2209 Expression e = defaultInit(Loc(0)); | |
| 2210 return e.toDt(pdt); | |
| 2211 } | |
| 174 | 2212 |
| 0 | 2213 Identifier getTypeInfoIdent(int internal) |
| 2214 { | |
| 2215 // _init_10TypeInfo_%s | |
| 2216 scope OutBuffer buf = new OutBuffer(); | |
| 2217 Identifier id; | |
| 2218 char* name; | |
| 2219 int len; | |
| 2220 | |
| 2221 if (internal) | |
| 174 | 2222 { |
| 0 | 2223 buf.writeByte(mangleChar[ty]); |
| 2224 if (ty == TY.Tarray) | |
| 2225 buf.writeByte(mangleChar[(cast(TypeArray)this).next.ty]); | |
| 2226 } | |
| 2227 else | |
| 2228 toDecoBuffer(buf); | |
| 2229 | |
| 2230 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
|
2231 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
|
2232 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
|
2233 else |
| 0 | 2234 name = cast(char*)alloca(19 + len.sizeof * 3 + len + 1); |
| 2235 buf.writeByte(0); | |
| 2236 version (TARGET_OSX) { | |
| 2237 // The LINKc will prepend the _ | |
| 2238 len = sprintf(name, "D%dTypeInfo_%s6__initZ".ptr, 9 + len, buf.data); | |
| 2239 } else { | |
| 2240 len = sprintf(name, "_D%dTypeInfo_%s6__initZ".ptr, 9 + len, buf.data); | |
| 2241 } | |
| 2242 if (global.params.isWindows) | |
| 2243 name++; // C mangling will add it back in | |
| 2244 //printf("name = %s\n", name); | |
| 2245 id = Lexer.idPool(name[0..len-1].idup); | |
| 2246 return id; | |
| 2247 } | |
| 174 | 2248 |
| 0 | 2249 /* These form the heart of template argument deduction. |
| 2250 * Given 'this' being the type argument to the template instance, | |
| 2251 * it is matched against the template declaration parameter specialization | |
| 2252 * 'tparam' to determine the type to be used for the parameter. | |
| 2253 * Example: | |
| 2254 * template Foo(T:T*) // template declaration | |
| 2255 * Foo!(int*) // template instantiation | |
| 2256 * Input: | |
| 2257 * this = int* | |
| 2258 * tparam = T | |
| 2259 * parameters = [ T:T* ] // Array of TemplateParameter's | |
| 2260 * Output: | |
| 2261 * dedtypes = [ int ] // Array of Expression/Type's | |
| 2262 */ | |
| 2263 MATCH deduceType(Scope sc, Type tparam, TemplateParameters parameters, Objects dedtypes) | |
| 2264 { | |
| 98 | 2265 static if (false) |
| 2266 { | |
| 0 | 2267 printf("Type.deduceType()\n"); |
| 2268 printf("\tthis = %d, ", ty); print(); | |
| 2269 printf("\ttparam = %d, ", tparam.ty); tparam.print(); | |
| 2270 } | |
| 2271 if (!tparam) | |
| 2272 goto Lnomatch; | |
| 2273 | |
| 2274 if (this == tparam) | |
| 2275 goto Lexact; | |
| 2276 | |
| 2277 if (tparam.ty == Tident) | |
| 2278 { | |
| 2279 // Determine which parameter tparam is | |
| 2280 int i = templateParameterLookup(tparam, parameters); | |
| 2281 if (i == -1) | |
| 2282 { | |
| 2283 if (!sc) | |
| 2284 goto Lnomatch; | |
| 2285 | |
| 2286 /* Need a loc to go with the semantic routine. | |
| 2287 */ | |
| 2288 Loc loc; | |
| 2289 if (parameters.dim) | |
| 2290 { | |
|
121
347de076ad34
TemplateParameters -> Vector
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
114
diff
changeset
|
2291 auto tp = parameters[0]; |
| 0 | 2292 loc = tp.loc; |
| 2293 } | |
| 2294 | |
| 2295 /* BUG: what if tparam is a template instance, that | |
| 2296 * has as an argument another Tident? | |
| 2297 */ | |
| 2298 tparam = tparam.semantic(loc, sc); | |
| 2299 assert(tparam.ty != Tident); | |
| 2300 return deduceType(sc, tparam, parameters, dedtypes); | |
| 2301 } | |
| 2302 | |
|
121
347de076ad34
TemplateParameters -> Vector
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
114
diff
changeset
|
2303 auto tp = parameters[i]; |
| 0 | 2304 |
| 2305 // Found the corresponding parameter tp | |
| 2306 if (!tp.isTemplateTypeParameter()) | |
| 2307 goto Lnomatch; | |
| 2308 Type tt = this; | |
|
113
3482c73a991b
More cleanup for arrays
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
110
diff
changeset
|
2309 Type at = cast(Type)dedtypes[i]; |
| 0 | 2310 |
| 98 | 2311 // 5*5 == 25 cases |
| 135 | 2312 static pure int X(int U, int T) { return ((U << 4) | T); } |
| 174 | 2313 |
| 98 | 2314 switch (X(tparam.mod, mod)) |
| 2315 { | |
| 2316 case X(0, 0): | |
| 2317 case X(0, MODconst): | |
| 135 | 2318 case X(0, MODimmutable): |
| 98 | 2319 case X(0, MODshared): |
| 2320 case X(0, MODconst | MODshared): | |
| 135 | 2321 case X(0, MODwild): |
| 2322 case X(0, MODwild | MODshared): | |
| 98 | 2323 // foo(U:U) T => T |
| 2324 // foo(U:U) const(T) => const(T) | |
| 2325 // foo(U:U) immutable(T) => immutable(T) | |
| 2326 // foo(U:U) shared(T) => shared(T) | |
| 2327 // foo(U:U) const(shared(T)) => const(shared(T)) | |
| 135 | 2328 // foo(U:U) wild(T) => wild(T) |
| 2329 // foo(U:U) wild(shared(T)) => wild(shared(T)) | |
| 0 | 2330 if (!at) |
| 110 | 2331 { dedtypes[i] = tt; |
| 0 | 2332 goto Lexact; |
| 2333 } | |
| 98 | 2334 break; |
| 2335 | |
| 2336 case X(MODconst, MODconst): | |
| 135 | 2337 case X(MODimmutable, MODimmutable): |
| 98 | 2338 case X(MODshared, MODshared): |
| 2339 case X(MODconst | MODshared, MODconst | MODshared): | |
| 135 | 2340 case X(MODwild, MODwild): |
| 2341 case X(MODwild | MODshared, MODwild | MODshared): | |
| 2342 case X(MODconst, MODwild): | |
| 2343 case X(MODconst, MODwild | MODshared): | |
| 98 | 2344 // foo(U:const(U)) const(T) => T |
| 2345 // foo(U:immutable(U)) immutable(T) => T | |
| 2346 // foo(U:shared(U)) shared(T) => T | |
| 2347 // foo(U:const(shared(U)) const(shared(T))=> T | |
| 135 | 2348 // foo(U:wild(U)) wild(T) => T |
| 2349 // foo(U:wild(shared(U)) wild(shared(T)) => T | |
| 2350 // foo(U:const(U)) wild(shared(T)) => shared(T) | |
| 98 | 2351 tt = mutableOf().unSharedOf(); |
| 0 | 2352 if (!at) |
| 110 | 2353 { |
|
94
3a0b150c9841
Objects -> Vector!Object iteration 1
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
87
diff
changeset
|
2354 dedtypes[i] = tt; |
| 0 | 2355 goto Lexact; |
| 2356 } | |
| 98 | 2357 break; |
| 2358 | |
| 2359 case X(MODconst, 0): | |
| 2360 case X(MODconst, MODimmutable): | |
| 2361 case X(MODconst, MODconst | MODshared): | |
| 2362 case X(MODconst | MODshared, MODimmutable): | |
| 135 | 2363 case X(MODshared, MODwild | MODshared): |
| 98 | 2364 // foo(U:const(U)) T => T |
| 2365 // foo(U:const(U)) immutable(T) => T | |
| 2366 // foo(U:const(U)) const(shared(T)) => shared(T) | |
| 2367 // foo(U:const(shared(U)) immutable(T) => T | |
| 135 | 2368 // foo(U:shared(U)) wild(shared(T)) => wild(T) |
| 0 | 2369 tt = mutableOf(); |
| 2370 if (!at) | |
| 110 | 2371 { dedtypes[i] = tt; |
| 98 | 2372 goto Lconst; |
| 0 | 2373 } |
| 98 | 2374 break; |
| 2375 | |
| 2376 case X(MODshared, MODconst | MODshared): | |
| 2377 case X(MODconst | MODshared, MODshared): | |
| 2378 // foo(U:shared(U)) const(shared(T)) => const(T) | |
| 2379 // foo(U:const(shared(U)) shared(T) => T | |
| 2380 tt = unSharedOf(); | |
| 0 | 2381 if (!at) |
| 110 | 2382 { dedtypes[i] = tt; |
| 0 | 2383 goto Lconst; |
| 2384 } | |
| 98 | 2385 break; |
| 2386 | |
| 2387 case X(MODimmutable, 0): | |
| 2388 case X(MODimmutable, MODconst): | |
| 2389 case X(MODimmutable, MODshared): | |
| 2390 case X(MODimmutable, MODconst | MODshared): | |
| 2391 case X(MODconst, MODshared): | |
| 2392 case X(MODshared, 0): | |
| 2393 case X(MODshared, MODconst): | |
| 2394 case X(MODshared, MODimmutable): | |
| 2395 case X(MODconst | MODshared, 0): | |
| 2396 case X(MODconst | MODshared, MODconst): | |
| 135 | 2397 case X(MODimmutable, MODwild): |
| 2398 case X(MODshared, MODwild): | |
| 2399 case X(MODconst | MODshared, MODwild): | |
| 2400 case X(MODwild, 0): | |
| 2401 case X(MODwild, MODconst): | |
| 2402 case X(MODwild, MODimmutable): | |
| 2403 case X(MODwild, MODshared): | |
| 2404 case X(MODwild, MODconst | MODshared): | |
| 2405 case X(MODwild | MODshared, 0): | |
| 2406 case X(MODwild | MODshared, MODconst): | |
| 2407 case X(MODwild | MODshared, MODimmutable): | |
| 2408 case X(MODwild | MODshared, MODshared): | |
| 2409 case X(MODwild | MODshared, MODconst | MODshared): | |
| 2410 case X(MODwild | MODshared, MODwild): | |
| 2411 case X(MODimmutable, MODwild | MODshared): | |
| 2412 case X(MODconst | MODshared, MODwild | MODshared): | |
| 2413 case X(MODwild, MODwild | MODshared): | |
| 98 | 2414 // foo(U:immutable(U)) T => nomatch |
| 2415 // foo(U:immutable(U)) const(T) => nomatch | |
| 2416 // foo(U:immutable(U)) shared(T) => nomatch | |
| 2417 // foo(U:immutable(U)) const(shared(T)) => nomatch | |
| 2418 // foo(U:const(U)) shared(T) => nomatch | |
| 2419 // foo(U:shared(U)) T => nomatch | |
| 2420 // foo(U:shared(U)) const(T) => nomatch | |
| 2421 // foo(U:shared(U)) immutable(T) => nomatch | |
| 2422 // foo(U:const(shared(U)) T => nomatch | |
| 2423 // foo(U:const(shared(U)) const(T) => nomatch | |
| 135 | 2424 // foo(U:immutable(U)) wild(T) => nomatch |
| 2425 // foo(U:shared(U)) wild(T) => nomatch | |
| 2426 // foo(U:const(shared(U)) wild(T) => nomatch | |
| 2427 // foo(U:wild(U)) T => nomatch | |
| 2428 // foo(U:wild(U)) const(T) => nomatch | |
| 2429 // foo(U:wild(U)) immutable(T) => nomatch | |
| 2430 // foo(U:wild(U)) shared(T) => nomatch | |
| 2431 // foo(U:wild(U)) const(shared(T)) => nomatch | |
| 2432 // foo(U:wild(shared(U)) T => nomatch | |
| 2433 // foo(U:wild(shared(U)) const(T) => nomatch | |
| 2434 // foo(U:wild(shared(U)) immutable(T) => nomatch | |
| 2435 // foo(U:wild(shared(U)) shared(T) => nomatch | |
| 2436 // foo(U:wild(shared(U)) const(shared(T)) => nomatch | |
| 2437 // foo(U:wild(shared(U)) wild(T) => nomatch | |
| 2438 // foo(U:immutable(U)) wild(shared(T)) => nomatch | |
| 2439 // foo(U:const(shared(U))) wild(shared(T)) => nomatch | |
| 2440 // foo(U:wild(U)) wild(shared(T)) => nomatch | |
| 98 | 2441 //if (!at) |
| 0 | 2442 goto Lnomatch; |
| 98 | 2443 break; |
| 2444 | |
| 2445 default: | |
| 2446 assert(0); | |
| 0 | 2447 } |
| 2448 | |
| 2449 if (tt.equals(at)) | |
| 2450 goto Lexact; | |
| 2451 else if (tt.ty == Tclass && at.ty == Tclass) | |
| 2452 { | |
| 2453 return tt.implicitConvTo(at); | |
| 2454 } | |
| 2455 else if (tt.ty == Tsarray && at.ty == Tarray && | |
| 2456 tt.nextOf().implicitConvTo(at.nextOf()) >= MATCHconst) | |
| 2457 { | |
| 2458 goto Lexact; | |
| 2459 } | |
| 2460 else | |
| 2461 goto Lnomatch; | |
| 2462 } | |
| 2463 | |
| 2464 if (ty != tparam.ty) | |
| 2465 return implicitConvTo(tparam); | |
| 2466 // goto Lnomatch; | |
| 2467 | |
| 2468 if (nextOf()) | |
| 2469 return nextOf().deduceType(sc, tparam.nextOf(), parameters, dedtypes); | |
| 2470 | |
| 2471 Lexact: | |
| 2472 return MATCHexact; | |
| 2473 | |
| 2474 Lnomatch: | |
| 2475 return MATCHnomatch; | |
| 2476 | |
| 2477 version (DMDV2) { | |
| 2478 Lconst: | |
| 2479 return MATCHconst; | |
| 2480 } | |
| 2481 } | |
| 2482 | |
| 2483 void resolve(Loc loc, Scope sc, Expression* pe, Type* pt, Dsymbol* ps) | |
| 2484 { | |
| 2485 //printf("Type.resolve() %s, %d\n", toChars(), ty); | |
| 2486 Type t = semantic(loc, sc); | |
| 2487 *pt = t; | |
| 2488 *pe = null; | |
| 2489 *ps = null; | |
| 2490 } | |
| 174 | 2491 |
| 0 | 2492 /******************************************* |
| 2493 * Get a canonicalized form of the TypeInfo for use with the internal | |
| 2494 * runtime library routines. Canonicalized in that static arrays are | |
| 2495 * represented as dynamic arrays, enums are represented by their | |
| 2496 * underlying type, etc. This reduces the number of TypeInfo's needed, | |
| 2497 * so we can use the custom internal ones more. | |
| 2498 */ | |
| 2499 Expression getInternalTypeInfo(Scope sc) | |
| 2500 { | |
| 2501 TypeInfoDeclaration tid; | |
| 2502 Expression e; | |
| 2503 Type t; | |
| 2504 | |
| 2505 //printf("Type.getInternalTypeInfo() %s\n", toChars()); | |
| 2506 t = toBasetype(); | |
| 2507 switch (t.ty) | |
| 2508 { | |
| 2509 case Tsarray: | |
| 2510 static if (false) { | |
| 2511 // convert to corresponding dynamic array type | |
| 2512 t = t.nextOf().mutableOf().arrayOf(); | |
| 2513 } | |
| 2514 break; | |
| 2515 | |
| 2516 case Tclass: | |
| 2517 if ((cast(TypeClass)t).sym.isInterfaceDeclaration()) | |
| 2518 break; | |
| 2519 goto Linternal; | |
| 2520 | |
| 2521 case Tarray: | |
| 2522 // convert to corresponding dynamic array type | |
| 2523 t = t.nextOf().mutableOf().arrayOf(); | |
| 2524 if (t.nextOf().ty != Tclass) | |
| 2525 break; | |
| 2526 goto Linternal; | |
| 2527 | |
| 2528 case Tfunction: | |
| 2529 case Tdelegate: | |
| 2530 case Tpointer: | |
| 2531 Linternal: | |
| 176 | 2532 tid = global.internalTI[t.ty]; |
| 0 | 2533 if (!tid) |
| 174 | 2534 { |
| 0 | 2535 tid = new TypeInfoDeclaration(t, 1); |
| 176 | 2536 global.internalTI[t.ty] = tid; |
| 0 | 2537 } |
| 2538 e = new VarExp(Loc(0), tid); | |
| 2539 e = e.addressOf(sc); | |
| 2540 e.type = tid.type; // do this so we don't get redundant dereference | |
| 2541 return e; | |
| 2542 | |
| 2543 default: | |
| 2544 break; | |
| 2545 } | |
| 2546 //printf("\tcalling getTypeInfo() %s\n", t.toChars()); | |
| 2547 return t.getTypeInfo(sc); | |
| 2548 } | |
| 174 | 2549 |
| 0 | 2550 /**************************************************** |
| 2551 * Get the exact TypeInfo. | |
| 2552 */ | |
| 2553 Expression getTypeInfo(Scope sc) | |
| 2554 { | |
| 2555 Expression e; | |
| 2556 Type t; | |
| 2557 | |
| 2558 //printf("Type.getTypeInfo() %p, %s\n", this, toChars()); | |
| 2559 t = merge2(); // do this since not all Type's are merge'd | |
| 2560 if (!t.vtinfo) | |
| 2561 { | |
| 2562 version (DMDV2) { | |
| 2563 if (t.isShared()) // does both 'shared' and 'shared const' | |
| 2564 t.vtinfo = new TypeInfoSharedDeclaration(t); | |
| 2565 else if (t.isConst()) | |
| 2566 t.vtinfo = new TypeInfoConstDeclaration(t); | |
| 135 | 2567 else if (t.isImmutable()) |
| 0 | 2568 t.vtinfo = new TypeInfoInvariantDeclaration(t); |
| 135 | 2569 else if (t.isWild()) |
| 2570 t.vtinfo = new TypeInfoWildDeclaration(t); | |
| 2571 | |
| 0 | 2572 else |
| 2573 t.vtinfo = t.getTypeInfoDeclaration(); | |
| 2574 } else { | |
| 2575 t.vtinfo = t.getTypeInfoDeclaration(); | |
| 2576 } | |
| 2577 assert(t.vtinfo); | |
| 2578 vtinfo = t.vtinfo; | |
| 2579 | |
| 2580 /* If this has a custom implementation in std/typeinfo, then | |
| 2581 * do not generate a COMDAT for it. | |
| 2582 */ | |
| 2583 if (!t.builtinTypeInfo()) | |
| 174 | 2584 { |
| 0 | 2585 // Generate COMDAT |
| 2586 if (sc) // if in semantic() pass | |
| 174 | 2587 { |
| 0 | 2588 // Find module that will go all the way to an object file |
| 2589 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
|
2590 m.members.push(t.vtinfo); |
| 0 | 2591 } |
| 2592 else // if in obj generation pass | |
| 2593 { | |
| 2594 t.vtinfo.toObjFile(global.params.multiobj); | |
| 2595 } | |
| 2596 } | |
| 2597 } | |
| 2598 e = new VarExp(Loc(0), t.vtinfo); | |
| 2599 e = e.addressOf(sc); | |
| 2600 e.type = t.vtinfo.type; // do this so we don't get redundant dereference | |
| 2601 return e; | |
| 2602 } | |
| 174 | 2603 |
| 0 | 2604 TypeInfoDeclaration getTypeInfoDeclaration() |
| 2605 { | |
| 2606 //printf("Type.getTypeInfoDeclaration() %s\n", toChars()); | |
| 2607 return new TypeInfoDeclaration(this, 0); | |
| 2608 } | |
| 174 | 2609 |
| 0 | 2610 /* These decide if there's an instance for them already in std.typeinfo, |
| 2611 * because then the compiler doesn't need to build one. | |
| 2612 */ | |
| 2613 bool builtinTypeInfo() | |
| 2614 { | |
| 2615 return false; | |
| 2616 } | |
| 174 | 2617 |
| 0 | 2618 /******************************* |
| 2619 * If one of the subtypes of this type is a TypeIdentifier, | |
| 2620 * i.e. it's an unresolved type, return that type. | |
| 2621 */ | |
| 2622 Type reliesOnTident() | |
| 2623 { | |
| 2624 return null; | |
| 2625 } | |
| 174 | 2626 |
| 135 | 2627 /*************************************** |
| 2628 * Return !=0 if the type or any of its subtypes is wild. | |
| 2629 */ | |
| 2630 | |
| 2631 int hasWild() | |
| 2632 { | |
| 2633 return mod & MOD.MODwild; | |
| 2634 } | |
| 2635 | |
| 2636 /*************************************** | |
| 2637 * Return MOD bits matching argument type (targ) to wild parameter type (this). | |
| 2638 */ | |
| 2639 | |
| 2640 uint wildMatch(Type targ) | |
| 2641 { | |
| 2642 return 0; | |
| 2643 } | |
| 174 | 2644 |
| 0 | 2645 Expression toExpression() |
| 2646 { | |
| 2647 assert(false); | |
| 2648 } | |
| 174 | 2649 |
| 0 | 2650 /*************************************** |
| 2651 * Return true if type has pointers that need to | |
| 2652 * be scanned by the GC during a collection cycle. | |
| 2653 */ | |
| 2654 bool hasPointers() | |
| 2655 { | |
| 2656 return false; | |
| 2657 } | |
| 174 | 2658 |
| 0 | 2659 /************************************* |
| 2660 * If this is a type of something, return that something. | |
| 2661 */ | |
| 2662 Type nextOf() | |
| 2663 { | |
| 2664 return null; | |
| 2665 } | |
| 174 | 2666 |
| 53 | 2667 /**************************************** |
| 2668 * Return the mask that an integral type will | |
| 2669 * fit into. | |
| 2670 */ | |
| 0 | 2671 ulong sizemask() |
| 2672 { | |
| 53 | 2673 ulong m; |
| 2674 | |
| 2675 switch (toBasetype().ty) | |
| 2676 { | |
| 2677 case Tbool: m = 1; break; | |
| 2678 case Tchar: | |
| 2679 case Tint8: | |
| 2680 case Tuns8: m = 0xFF; break; | |
| 2681 case Twchar: | |
| 2682 case Tint16: | |
| 2683 case Tuns16: m = 0xFFFFUL; break; | |
| 2684 case Tdchar: | |
| 2685 case Tint32: | |
| 2686 case Tuns32: m = 0xFFFFFFFFUL; break; | |
| 2687 case Tint64: | |
| 2688 case Tuns64: m = 0xFFFFFFFFFFFFFFFFUL; break; | |
| 2689 default: | |
| 2690 assert(0); | |
| 2691 } | |
| 2692 return m; | |
| 0 | 2693 } |
| 174 | 2694 |
| 0 | 2695 static void error(T...)(Loc loc, string format, T t) |
| 2696 { | |
| 2697 .error(loc, format, t); | |
| 2698 } | |
| 174 | 2699 |
| 0 | 2700 static void warning(T...)(Loc loc, string format, T t) |
| 2701 { | |
| 2702 assert(false); | |
| 2703 } | |
| 2704 | |
| 2705 // For backend | |
| 2706 /***************************** | |
| 2707 * Return back end type corresponding to D front end type. | |
| 2708 */ | |
| 2709 TYM totym() | |
| 2710 { | |
| 2711 TYM t; | |
| 2712 | |
| 2713 switch (ty) | |
| 2714 { | |
| 2715 case TY.Tvoid: t = TYM.TYvoid; break; | |
| 2716 case TY.Tint8: t = TYM.TYschar; break; | |
| 2717 case TY.Tuns8: t = TYM.TYuchar; break; | |
| 2718 case TY.Tint16: t = TYM.TYshort; break; | |
| 2719 case TY.Tuns16: t = TYM.TYushort; break; | |
| 2720 case TY.Tint32: t = TYM.TYint; break; | |
| 2721 case TY.Tuns32: t = TYM.TYuint; break; | |
| 2722 case TY.Tint64: t = TYM.TYllong; break; | |
| 2723 case TY.Tuns64: t = TYM.TYullong; break; | |
| 2724 case TY.Tfloat32: t = TYM.TYfloat; break; | |
| 2725 case TY.Tfloat64: t = TYM.TYdouble; break; | |
| 2726 case TY.Tfloat80: t = TYM.TYldouble; break; | |
| 2727 case TY.Timaginary32: t = TYM.TYifloat; break; | |
| 2728 case TY.Timaginary64: t = TYM.TYidouble; break; | |
| 2729 case TY.Timaginary80: t = TYM.TYildouble; break; | |
| 2730 case TY.Tcomplex32: t = TYM.TYcfloat; break; | |
| 2731 case TY.Tcomplex64: t = TYM.TYcdouble; break; | |
| 2732 case TY.Tcomplex80: t = TYM.TYcldouble; break; | |
| 2733 //case Tbit: t = TYM.TYuchar; break; | |
| 2734 case TY.Tbool: t = TYM.TYbool; break; | |
| 2735 case TY.Tchar: t = TYM.TYchar; break; | |
| 2736 version (XXX) { ///TARGET_LINUX || TARGET_OSX || TARGET_FREEBSD || TARGET_SOLARIS | |
| 2737 case TY.Twchar: t = TYM.TYwchar_t; break; | |
| 2738 case TY.Tdchar: t = TYM.TYdchar; break; | |
| 2739 } else { | |
| 2740 case TY.Twchar: t = TYM.TYwchar_t; break; | |
| 2741 case TY.Tdchar: | |
| 2742 t = (global.params.symdebug == 1) ? TYM.TYdchar : TYM.TYulong; | |
| 2743 break; | |
| 2744 } | |
| 2745 | |
| 2746 case TY.Taarray: t = TYM.TYaarray; break; | |
| 2747 case TY.Tclass: | |
| 2748 case TY.Treference: | |
| 2749 case TY.Tpointer: t = TYM.TYnptr; break; | |
| 2750 case TY.Tdelegate: t = TYM.TYdelegate; break; | |
| 2751 case TY.Tarray: t = TYM.TYdarray; break; | |
| 98 | 2752 version(SARRAYVALUE) |
| 2753 { case TY.Tsarray: t = TYstruct; break;} | |
| 2754 else | |
| 2755 { case TY.Tsarray: t = TYM.TYarray; break;} | |
| 0 | 2756 case TY.Tstruct: t = TYM.TYstruct; break; |
| 2757 | |
| 2758 case TY.Tenum: | |
| 2759 case TY.Ttypedef: | |
| 2760 t = toBasetype().totym(); | |
| 2761 break; | |
| 2762 | |
| 2763 case TY.Tident: | |
| 2764 case TY.Ttypeof: | |
| 2765 debug { | |
| 2766 writef("ty = %d, '%s'\n", ty, toChars()); | |
| 2767 } | |
| 2768 error (Loc(0), "forward reference of %s", toChars()); | |
| 2769 t = TYM.TYint; | |
| 2770 break; | |
| 2771 | |
| 2772 default: | |
| 2773 debug { | |
| 2774 writef("ty = %d, '%s'\n", ty, toChars()); | |
| 2775 } | |
| 2776 assert(0); | |
| 2777 } | |
| 2778 | |
| 2779 version (DMDV2) { | |
| 2780 // Add modifiers | |
| 2781 switch (mod) | |
| 2782 { | |
| 2783 case MOD.MODundefined: | |
| 2784 break; | |
| 2785 case MOD.MODconst: | |
| 135 | 2786 case MOD.MODwild: |
| 0 | 2787 t |= mTY.mTYconst; |
| 2788 break; | |
| 135 | 2789 case MOD.MODimmutable: |
| 0 | 2790 t |= mTY.mTYimmutable; |
| 2791 break; | |
| 2792 case MOD.MODshared: | |
| 2793 t |= mTY.mTYshared; | |
| 2794 break; | |
| 135 | 2795 case MOD.MODshared | MOD.MODwild: |
| 0 | 2796 case MOD.MODshared | MOD.MODconst: |
| 2797 t |= mTY.mTYshared | mTY.mTYconst; | |
| 2798 break; | |
| 2799 default: | |
| 2800 assert(0); | |
| 2801 } | |
| 2802 } | |
| 2803 | |
| 2804 return t; | |
| 2805 } | |
| 174 | 2806 |
| 0 | 2807 /*************************************** |
| 2808 * Convert from D type to C type. | |
| 2809 * This is done so C debug info can be generated. | |
| 2810 */ | |
| 2811 type* toCtype() | |
| 2812 { | |
| 2813 if (!ctype) | |
| 2814 { | |
| 2815 ctype = type_fake(totym()); | |
| 2816 ctype.Tcount++; | |
| 2817 } | |
| 2818 return ctype; | |
| 2819 } | |
| 174 | 2820 |
| 0 | 2821 type* toCParamtype() |
| 2822 { | |
| 2823 return toCtype(); | |
| 2824 } | |
| 174 | 2825 |
| 0 | 2826 Symbol* toSymbol() |
| 2827 { | |
| 2828 assert(false); | |
| 2829 } | |
| 174 | 2830 |
| 0 | 2831 // For eliminating dynamic_cast |
| 2832 TypeBasic isTypeBasic() | |
| 2833 { | |
| 2834 return null; | |
| 2835 } | |
| 178 | 2836 |
| 176 | 2837 @property |
| 2838 static ref Type[TY.TMAX] basic() | |
| 2839 { | |
| 177 | 2840 return global.basic; |
| 176 | 2841 } |
| 0 | 2842 |
| 2843 static Type tvoid() | |
| 2844 { | |
| 2845 return basic[TY.Tvoid]; | |
| 2846 } | |
| 2847 | |
| 2848 static Type tint8() | |
| 2849 { | |
| 2850 return basic[TY.Tint8]; | |
| 2851 } | |
| 2852 | |
| 2853 static Type tuns8() | |
| 2854 { | |
| 2855 return basic[TY.Tuns8]; | |
| 2856 } | |
| 2857 | |
| 2858 static Type tint16() | |
| 2859 { | |
| 2860 return basic[TY.Tint16]; | |
| 2861 } | |
| 2862 | |
| 2863 static Type tuns16() | |
| 2864 { | |
| 2865 return basic[TY.Tuns16]; | |
| 2866 } | |
| 2867 | |
| 2868 static Type tint32() | |
| 2869 { | |
| 2870 return basic[TY.Tint32]; | |
| 2871 } | |
| 2872 | |
| 2873 static Type tuns32() | |
| 2874 { | |
| 2875 return basic[TY.Tuns32]; | |
| 2876 } | |
| 2877 | |
| 2878 static Type tint64() | |
| 2879 { | |
| 2880 return basic[TY.Tint64]; | |
| 2881 } | |
| 2882 | |
| 2883 static Type tuns64() | |
| 2884 { | |
| 2885 return basic[TY.Tuns64]; | |
| 2886 } | |
| 2887 | |
| 2888 static Type tfloat32() | |
| 2889 { | |
| 2890 return basic[TY.Tfloat32]; | |
| 2891 } | |
| 2892 | |
| 2893 static Type tfloat64() | |
| 2894 { | |
| 2895 return basic[TY.Tfloat64]; | |
| 2896 } | |
| 2897 | |
| 2898 static Type tfloat80() | |
| 2899 { | |
| 2900 return basic[TY.Tfloat80]; | |
| 2901 } | |
| 2902 | |
| 2903 static Type timaginary32() | |
| 2904 { | |
| 2905 return basic[TY.Timaginary32]; | |
| 2906 } | |
| 2907 | |
| 2908 static Type timaginary64() | |
| 2909 { | |
| 2910 return basic[TY.Timaginary64]; | |
| 2911 } | |
| 2912 | |
| 2913 static Type timaginary80() | |
| 2914 { | |
| 2915 return basic[TY.Timaginary80]; | |
| 2916 } | |
| 2917 | |
| 2918 static Type tcomplex32() | |
| 2919 { | |
| 2920 return basic[TY.Tcomplex32]; | |
| 2921 } | |
| 2922 | |
| 2923 static Type tcomplex64() | |
| 2924 { | |
| 2925 return basic[TY.Tcomplex64]; | |
| 2926 } | |
| 2927 | |
| 2928 static Type tcomplex80() | |
| 2929 { | |
| 2930 return basic[TY.Tcomplex80]; | |
| 2931 } | |
| 2932 | |
| 2933 static Type tbit() | |
| 2934 { | |
| 2935 return basic[TY.Tbit]; | |
| 2936 } | |
| 2937 | |
| 2938 static Type tbool() | |
| 2939 { | |
| 2940 return basic[TY.Tbool]; | |
| 2941 } | |
| 2942 | |
| 2943 static Type tchar() | |
| 2944 { | |
| 2945 return basic[TY.Tchar]; | |
| 2946 } | |
| 2947 | |
| 2948 static Type twchar() | |
| 2949 { | |
| 2950 return basic[TY.Twchar]; | |
| 2951 } | |
| 2952 | |
| 2953 static Type tdchar() | |
| 2954 { | |
| 2955 return basic[TY.Tdchar]; | |
| 2956 } | |
| 174 | 2957 |
| 0 | 2958 // Some special types |
| 2959 static Type tshiftcnt() | |
| 2960 { | |
| 2961 return tint32; // right side of shift expression | |
| 2962 } | |
| 2963 | |
| 2964 // #define tboolean tint32 // result of boolean expression | |
| 2965 static Type tboolean() | |
| 2966 { | |
| 2967 return tbool; // result of boolean expression | |
| 2968 } | |
| 174 | 2969 |
| 0 | 2970 static Type tindex() |
| 2971 { | |
| 2972 return tint32; // array/ptr index | |
| 2973 } | |
| 174 | 2974 |
| 0 | 2975 static Type terror() |
| 2976 { | |
| 2977 return basic[TY.Terror]; // for error recovery | |
| 2978 } | |
| 2979 | |
| 2980 static Type tsize_t() | |
| 2981 { | |
| 2982 return basic[Tsize_t]; // matches size_t alias | |
| 2983 } | |
| 174 | 2984 |
| 0 | 2985 static Type tptrdiff_t() |
| 2986 { | |
| 2987 return basic[Tptrdiff_t]; // matches ptrdiff_t alias | |
| 2988 } | |
| 174 | 2989 |
| 0 | 2990 static Type thash_t() |
| 2991 { | |
| 2992 return tsize_t; // matches hash_t alias | |
| 2993 } | |
|
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
|
2994 } |