Mercurial > projects > ddmd
annotate dmd/Type.d @ 87:b17640f0e4e8
Fixed a bug with a Scope.this(Scope enclosing) being called instead of Scope.clone() method (as a copy ctor replacement)
| author | korDen |
|---|---|
| date | Mon, 30 Aug 2010 19:56:27 +0400 |
| parents | 43073c7c7769 |
| children | 3a0b150c9841 ae5b11064a9a |
| rev | line source |
|---|---|
| 0 | 1 module dmd.Type; |
| 2 | |
| 3 import dmd.TY; | |
| 4 import dmd.Argument; | |
| 5 import dmd.TOK; | |
| 6 import dmd.STC; | |
| 7 import dmd.TypeArray; | |
| 8 import dmd.DotVarExp; | |
| 9 import dmd.ErrorExp; | |
| 10 import dmd.StringExp; | |
| 11 import dmd.IntegerExp; | |
| 12 import dmd.VarExp; | |
| 13 import dmd.TemplateParameter; | |
| 14 import dmd.TypeInfoSharedDeclaration; | |
| 15 import dmd.TypeInfoConstDeclaration; | |
| 16 import dmd.TypeInfoInvariantDeclaration; | |
| 17 import dmd.Module; | |
| 18 import dmd.Id; | |
| 19 import dmd.Util; | |
| 20 import dmd.VarDeclaration; | |
| 21 import dmd.Loc; | |
| 22 import dmd.Scope; | |
| 23 import dmd.OutBuffer; | |
| 24 import dmd.Identifier; | |
| 25 import dmd.HdrGenState; | |
| 26 import dmd.Expression; | |
| 27 import dmd.Dsymbol; | |
| 28 import dmd.MATCH; | |
| 29 import dmd.TypeInfoDeclaration; | |
| 30 import dmd.ClassDeclaration; | |
| 31 import dmd.StringTable; | |
| 32 import dmd.ArrayTypes; | |
| 33 import dmd.TypeBasic; | |
| 34 import dmd.DYNCAST; | |
| 35 import dmd.MOD; | |
| 36 import dmd.Lexer; | |
| 37 import dmd.TypeSArray; | |
| 38 import dmd.TypeDArray; | |
| 39 import dmd.TypeAArray; | |
| 40 import dmd.TypePointer; | |
| 41 import dmd.TypeReference; | |
| 42 import dmd.TypeFunction; | |
| 43 import dmd.TypeDelegate; | |
| 44 import dmd.TypeIdentifier; | |
| 45 import dmd.TypeInstance; | |
| 46 import dmd.TypeTypeof; | |
| 47 import dmd.TypeReturn; | |
| 48 import dmd.TypeStruct; | |
| 49 import dmd.TypeEnum; | |
| 50 import dmd.TypeTypedef; | |
| 51 import dmd.TypeClass; | |
| 52 import dmd.TypeTuple; | |
| 53 import dmd.TypeSlice; | |
| 54 import dmd.Global; | |
| 55 import dmd.StringValue; | |
| 56 | |
| 57 import dmd.backend.Symbol; | |
| 58 import dmd.backend.TYPE; | |
| 59 import dmd.backend.dt_t; | |
| 60 import dmd.backend.Util; | |
| 61 import dmd.backend.TYM; | |
| 62 import dmd.backend.mTY; | |
| 63 | |
| 64 import core.stdc.stdio; | |
| 65 | |
| 4 | 66 import core.memory; |
| 2 | 67 |
| 0 | 68 /* These have default values for 32 bit code, they get |
| 69 * adjusted for 64 bit code. | |
| 70 */ | |
| 71 | |
| 72 int PTRSIZE = 4; | |
| 73 | |
| 74 int Tsize_t; | |
| 75 int Tptrdiff_t; | |
| 76 | |
| 77 /* REALSIZE = size a real consumes in memory | |
| 78 * REALPAD = 'padding' added to the CPU real size to bring it up to REALSIZE | |
| 79 * REALALIGNSIZE = alignment for reals | |
| 80 */ | |
| 81 version (TARGET_OSX) { | |
| 82 int REALSIZE = 16; | |
| 83 int REALPAD = 6; | |
| 84 int REALALIGNSIZE = 16; | |
|
22
fd4acc376c45
Implemented object file output and linking on linux.
Robert Clipsham <robert@octarineparrot.com>
parents:
20
diff
changeset
|
85 } else version (POSIX) { /// TARGET_LINUX || TARGET_FREEBSD || TARGET_SOLARIS |
| 0 | 86 int REALSIZE = 12; |
| 87 int REALPAD = 2; | |
| 88 int REALALIGNSIZE = 4; | |
| 89 } else { | |
| 90 int REALSIZE = 10; | |
| 91 int REALPAD = 0; | |
| 92 int REALALIGNSIZE = 2; | |
| 93 } | |
| 94 | |
| 95 /**** | |
| 96 * Given an identifier, figure out which TemplateParameter it is. | |
| 97 * Return -1 if not found. | |
| 98 */ | |
| 99 | |
| 100 int templateIdentifierLookup(Identifier id, TemplateParameters parameters) | |
| 101 { | |
| 102 for (size_t i = 0; i < parameters.dim; i++) | |
| 103 { | |
| 104 TemplateParameter tp = cast(TemplateParameter)parameters.data[i]; | |
| 105 | |
| 106 if (tp.ident.equals(id)) | |
| 107 return i; | |
| 108 } | |
| 109 return -1; | |
| 110 } | |
| 111 | |
| 112 int templateParameterLookup(Type tparam, TemplateParameters parameters) | |
| 113 { | |
| 114 assert(tparam.ty == Tident); | |
| 115 TypeIdentifier tident = cast(TypeIdentifier)tparam; | |
| 116 //printf("\ttident = '%s'\n", tident.toChars()); | |
| 117 if (tident.idents.dim == 0) | |
| 118 { | |
| 119 return templateIdentifierLookup(tident.ident, parameters); | |
| 120 } | |
| 121 return -1; | |
| 122 } | |
| 123 | |
| 124 class Type | |
| 125 { | |
| 126 TY ty; | |
| 127 MOD mod; // modifiers MODxxxx | |
| 128 /* pick this order of numbers so switch statements work better | |
| 129 */ | |
| 130 /// #define MODconst 1 // type is const | |
| 131 /// #define MODinvariant 4 // type is invariant | |
| 132 /// #define MODshared 2 // type is shared | |
| 133 string deco; | |
| 134 | |
| 135 /* These are cached values that are lazily evaluated by constOf(), invariantOf(), etc. | |
| 136 * They should not be referenced by anybody but mtype.c. | |
| 137 * They can be null if not lazily evaluated yet. | |
| 138 * Note that there is no "shared immutable", because that is just immutable | |
| 139 */ | |
| 140 | |
| 141 Type cto; // MODconst ? mutable version of this type : const version | |
| 142 Type ito; // MODinvariant ? mutable version of this type : invariant version | |
| 143 Type sto; // MODshared ? mutable version of this type : shared mutable version | |
| 144 Type scto; // MODshared|MODconst ? mutable version of this type : shared const version | |
| 145 | |
| 146 Type pto; // merged pointer to this type | |
| 147 Type rto; // reference to this type | |
| 148 Type arrayof; // array of this type | |
| 149 TypeInfoDeclaration vtinfo; // TypeInfo object for this Type | |
| 150 | |
| 151 type* ctype; // for back end | |
| 152 | |
| 153 static ClassDeclaration typeinfo; | |
| 154 static ClassDeclaration typeinfoclass; | |
| 155 static ClassDeclaration typeinfointerface; | |
| 156 static ClassDeclaration typeinfostruct; | |
| 157 static ClassDeclaration typeinfotypedef; | |
| 158 static ClassDeclaration typeinfopointer; | |
| 159 static ClassDeclaration typeinfoarray; | |
| 160 static ClassDeclaration typeinfostaticarray; | |
| 161 static ClassDeclaration typeinfoassociativearray; | |
| 162 static ClassDeclaration typeinfoenum; | |
| 163 static ClassDeclaration typeinfofunction; | |
| 164 static ClassDeclaration typeinfodelegate; | |
| 165 static ClassDeclaration typeinfotypelist; | |
| 166 static ClassDeclaration typeinfoconst; | |
| 167 static ClassDeclaration typeinfoinvariant; | |
| 168 static ClassDeclaration typeinfoshared; | |
| 169 | |
| 170 static Type basic[TY.TMAX]; | |
| 171 static ubyte mangleChar[TY.TMAX]; | |
| 172 static ubyte sizeTy[TY.TMAX]; | |
| 173 static StringTable stringtable; | |
| 174 | |
| 175 // These tables are for implicit conversion of binary ops; | |
| 176 // the indices are the type of operand one, followed by operand two. | |
| 177 static ubyte impcnvResult[TY.TMAX][TY.TMAX] = [ | |
| 178 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 179 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 180 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 181 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 182 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 183 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 184 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 185 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 186 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 187 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 188 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 189 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 190 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 191 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 192 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 193 [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], | |
| 194 [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], | |
| 195 [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], | |
| 196 [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], | |
| 197 [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], | |
| 198 [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], | |
| 199 [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], | |
| 200 [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], | |
| 201 [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], | |
| 202 [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], | |
| 203 [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], | |
| 204 [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], | |
| 205 [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], | |
| 206 [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], | |
| 207 [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], | |
| 208 [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], | |
| 209 [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], | |
| 210 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 211 [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], | |
| 212 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 213 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 214 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 215 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 216 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 217 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 218 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 219 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 220 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 221 ]; | |
| 222 | |
| 223 static ubyte impcnvType1[TY.TMAX][TY.TMAX] = [ | |
| 224 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 225 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 226 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 227 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 228 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 229 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 230 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 231 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 232 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 233 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 234 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 235 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 236 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 237 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 238 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 239 [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], | |
| 240 [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], | |
| 241 [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], | |
| 242 [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], | |
| 243 [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], | |
| 244 [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], | |
| 245 [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], | |
| 246 [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], | |
| 247 [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], | |
| 248 [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], | |
| 249 [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], | |
| 250 [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], | |
| 251 [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], | |
| 252 [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], | |
| 253 [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], | |
| 254 [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], | |
| 255 [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], | |
| 256 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 257 [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], | |
| 258 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 259 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 260 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 261 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 262 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 263 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 264 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 265 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 266 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,37], | |
| 267 ]; | |
| 268 | |
| 269 static ubyte impcnvType2[TY.TMAX][TY.TMAX] = [ | |
| 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 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,26,27,28,29,30,31,37,19,37,37,37,37,37,37,37,37,37], | |
| 286 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,26,27,28,29,30,31,37,19,37,37,37,37,37,37,37,37,37], | |
| 287 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,26,27,28,29,30,31,37,19,37,37,37,37,37,37,37,37,37], | |
| 288 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,26,27,28,29,30,31,37,19,37,37,37,37,37,37,37,37,37], | |
| 289 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,26,27,28,29,30,31,37,19,37,37,37,37,37,37,37,37,37], | |
| 290 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,20,20,20,20,20,20,21,22,23,24,25,26,27,28,29,30,31,37,20,37,37,37,37,37,37,37,37,37], | |
| 291 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,21,21,21,21,21,21,21,22,23,24,25,26,27,28,29,30,31,37,21,37,37,37,37,37,37,37,37,37], | |
| 292 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,22,22,22,22,22,22,22,22,23,24,25,26,27,28,29,30,31,37,22,37,37,37,37,37,37,37,37,37], | |
| 293 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,23,23,23,23,23,23,23,23,23,24,25,26,27,28,29,30,31,37,23,37,37,37,37,37,37,37,37,37], | |
| 294 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,24,24,24,24,24,24,24,24,24,24,25,27,27,28,30,30,31,37,24,37,37,37,37,37,37,37,37,37], | |
| 295 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,25,25,25,25,25,25,25,25,25,25,25,28,28,28,31,31,31,37,25,37,37,37,37,37,37,37,37,37], | |
| 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 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,23,23,23,23,23,23,23,23,23,24,25,26,27,28,29,30,31,37,23,37,37,37,37,37,37,37,37,37], | |
| 300 [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], | |
| 301 [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], | |
| 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 [37,37,37,37,37,37,37,37,37,37,37,37,37,37,37,19,19,19,19,19,20,21,22,23,24,25,26,27,28,29,30,31,37,33,37,37,37,37,37,37,37,37,37], | |
| 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 | |
| 315 // If !=0, give warning on implicit conversion | |
| 316 static const(bool) impcnvWarn[TY.TMAX][TY.TMAX] = [ | |
| 317 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 318 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 319 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 320 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 321 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 322 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 323 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 324 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 325 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 326 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 327 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 328 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 329 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 330 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 331 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 332 [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], | |
| 333 [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], | |
| 334 [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], | |
| 335 [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], | |
| 336 [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], | |
| 337 [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], | |
| 338 [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], | |
| 339 [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], | |
| 340 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 341 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 342 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 343 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 344 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 345 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 346 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 347 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 348 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 349 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 350 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 351 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 352 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 353 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 354 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 355 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 356 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 357 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 358 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 359 [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0], | |
| 360 ]; | |
| 361 | |
| 362 static this() | |
| 363 { | |
| 364 stringtable = new StringTable(); | |
| 365 } | |
| 366 | |
| 367 static ~this() | |
| 368 { | |
| 369 delete stringtable; | |
| 370 } | |
| 371 | |
| 372 this(TY ty) | |
| 373 { | |
| 374 this.ty = ty; | |
| 375 } | |
| 376 | |
| 377 Type syntaxCopy() | |
| 378 { | |
| 379 assert(false); | |
| 380 } | |
| 381 | |
| 45 | 382 bool equals(Object o) |
| 0 | 383 { |
| 384 Type t = cast(Type)o; | |
| 385 //printf("Type.equals(%s, %s)\n", toChars(), t.toChars()); | |
| 386 if (this is o || (t && deco == t.deco) && // deco strings are unique | |
| 387 deco !is null) // and semantic() has been run | |
| 388 { | |
| 389 //printf("deco = '%s', t.deco = '%s'\n", deco, t.deco); | |
| 390 return 1; | |
| 391 } | |
| 392 //if (deco && t && t.deco) printf("deco = '%s', t.deco = '%s'\n", deco, t.deco); | |
| 393 return 0; | |
| 394 } | |
| 395 | |
| 396 DYNCAST dyncast() { return DYNCAST.DYNCAST_TYPE; } // kludge for template.isType() | |
| 397 | |
| 398 /******************************* | |
| 399 * Returns: | |
| 400 * 0 types are distinct | |
| 401 * 1 this is covariant with t | |
| 402 * 2 arguments match as far as overloading goes, | |
| 403 * but types are not covariant | |
| 404 * 3 cannot determine covariance because of forward references | |
| 405 */ | |
| 406 int covariant(Type t) | |
| 407 { | |
| 79 | 408 static if (false) |
| 409 { | |
| 0 | 410 printf("Type.covariant(t = %s) %s\n", t.toChars(), toChars()); |
| 411 printf("deco = %p, %p\n", deco, t.deco); | |
| 412 // printf("ty = %d\n", next.ty); | |
| 413 printf("mod = %x, %x\n", mod, t.mod); | |
| 414 } | |
| 415 | |
| 416 int inoutmismatch = 0; | |
| 417 | |
| 418 TypeFunction t1; | |
| 419 TypeFunction t2; | |
| 420 | |
| 421 if (equals(t)) | |
| 422 return 1; // covariant | |
| 423 | |
| 424 if (ty != TY.Tfunction || t.ty != TY.Tfunction) | |
| 425 goto Ldistinct; | |
| 426 | |
| 427 t1 = cast(TypeFunction)this; | |
| 428 t2 = cast(TypeFunction)t; | |
| 429 | |
| 430 if (t1.varargs != t2.varargs) | |
| 431 goto Ldistinct; | |
| 432 | |
| 433 if (t1.parameters && t2.parameters) | |
| 434 { | |
| 435 size_t dim = Argument.dim(t1.parameters); | |
| 436 if (dim != Argument.dim(t2.parameters)) | |
| 437 goto Ldistinct; | |
| 438 | |
| 439 for (size_t i = 0; i < dim; i++) | |
| 440 { | |
| 441 Argument arg1 = Argument.getNth(t1.parameters, i); | |
| 442 Argument arg2 = Argument.getNth(t2.parameters, i); | |
| 443 | |
| 444 if (!arg1.type.equals(arg2.type)) | |
| 445 { | |
| 446 ///static if (false) { | |
| 447 /// // turn on this for contravariant argument types, see bugzilla 3075 | |
| 448 /// // We can add const, but not subtract it | |
| 449 /// if (arg2.type.implicitConvTo(arg1.type) < MATCH.MATCHconst) | |
| 450 ///} | |
| 451 goto Ldistinct; | |
| 452 } | |
| 453 if ((arg1.storageClass & ~STC.STCscope) != (arg2.storageClass & ~STC.STCscope)) | |
| 454 inoutmismatch = 1; | |
| 455 // We can add scope, but not subtract it | |
| 456 if (!(arg1.storageClass & STC.STCscope) && (arg2.storageClass & STC.STCscope)) | |
| 457 inoutmismatch = 1; | |
| 458 } | |
| 459 } | |
| 460 else if (t1.parameters != t2.parameters) | |
| 461 goto Ldistinct; | |
| 462 | |
| 463 // The argument lists match | |
| 464 if (inoutmismatch) | |
| 465 goto Lnotcovariant; | |
| 466 if (t1.linkage != t2.linkage) | |
| 467 goto Lnotcovariant; | |
| 468 | |
| 469 { | |
| 470 // Return types | |
| 471 Type t1n = t1.next; | |
| 472 Type t2n = t2.next; | |
| 473 | |
| 79 | 474 if (t1n is null || t2n is null) // happens with return type inference |
| 475 goto Lnotcovariant; | |
| 476 | |
| 0 | 477 if (t1n.equals(t2n)) |
| 478 goto Lcovariant; | |
| 479 if (t1n.ty == TY.Tclass && t2n.ty == TY.Tclass) | |
| 480 { | |
| 481 /* If same class type, but t2n is const, then it's | |
| 482 * covariant. Do this test first because it can work on | |
| 483 * forward references. | |
| 484 */ | |
| 485 if ((cast(TypeClass)t1n).sym == (cast(TypeClass)t2n).sym && | |
| 486 t2n.mod == MOD.MODconst) | |
| 487 goto Lcovariant; | |
| 488 | |
| 489 // If t1n is forward referenced: | |
| 490 ClassDeclaration cd = (cast(TypeClass)t1n).sym; | |
| 491 if (!cd.baseClass && cd.baseclasses.dim && !cd.isInterfaceDeclaration()) | |
| 492 { | |
| 493 return 3; | |
| 494 } | |
| 495 } | |
| 496 if (t1n.implicitConvTo(t2n)) | |
| 497 goto Lcovariant; | |
| 498 } | |
| 499 | |
| 500 goto Lnotcovariant; | |
| 501 | |
| 502 Lcovariant: | |
| 503 /* Can convert mutable to const | |
| 504 */ | |
| 505 if (t1.mod != t2.mod) | |
| 506 { | |
| 507 if (!(t1.mod & MOD.MODconst) && (t2.mod & MOD.MODconst)) | |
| 508 goto Lnotcovariant; | |
| 509 if (!(t1.mod & MOD.MODshared) && (t2.mod & MOD.MODshared)) | |
| 510 goto Lnotcovariant; | |
| 511 } | |
| 512 | |
| 513 /* Can convert pure to impure, and nothrow to throw | |
| 514 */ | |
| 515 if (!t1.ispure && t2.ispure) | |
| 516 goto Lnotcovariant; | |
| 517 | |
| 518 if (!t1.isnothrow && t2.isnothrow) | |
| 519 goto Lnotcovariant; | |
| 520 | |
| 521 if (t1.isref != t2.isref) | |
| 522 goto Lnotcovariant; | |
| 523 | |
| 524 //printf("\tcovaraint: 1\n"); | |
| 525 return 1; | |
| 526 | |
| 527 Ldistinct: | |
| 528 //printf("\tcovaraint: 0\n"); | |
| 529 return 0; | |
| 530 | |
| 531 Lnotcovariant: | |
| 532 //printf("\tcovaraint: 2\n"); | |
| 533 return 2; | |
| 534 } | |
| 535 | |
| 536 string toChars() | |
| 537 { | |
| 538 scope OutBuffer buf = new OutBuffer(); | |
| 539 | |
| 540 HdrGenState hgs; | |
| 541 toCBuffer(buf, null, &hgs); | |
| 542 return buf.toChars(); | |
| 543 } | |
| 544 | |
| 545 static char needThisPrefix() | |
| 546 { | |
| 547 return 'M'; // name mangling prefix for functions needing 'this' | |
| 548 } | |
| 549 | |
| 550 static void init() | |
| 551 { | |
| 552 Lexer.initKeywords(); | |
| 553 | |
| 554 for (int i = 0; i < TY.TMAX; i++) | |
| 555 sizeTy[i] = TypeBasic.sizeof; | |
| 556 | |
| 557 sizeTy[TY.Tsarray] = TypeSArray.sizeof; | |
| 558 sizeTy[TY.Tarray] = TypeDArray.sizeof; | |
| 559 //sizeTy[TY.Tnarray] = TypeNArray.sizeof; | |
| 560 sizeTy[TY.Taarray] = TypeAArray.sizeof; | |
| 561 sizeTy[TY.Tpointer] = TypePointer.sizeof; | |
| 562 sizeTy[TY.Treference] = TypeReference.sizeof; | |
| 563 sizeTy[TY.Tfunction] = TypeFunction.sizeof; | |
| 564 sizeTy[TY.Tdelegate] = TypeDelegate.sizeof; | |
| 565 sizeTy[TY.Tident] = TypeIdentifier.sizeof; | |
| 566 sizeTy[TY.Tinstance] = TypeInstance.sizeof; | |
| 567 sizeTy[TY.Ttypeof] = TypeTypeof.sizeof; | |
| 568 sizeTy[TY.Tenum] = TypeEnum.sizeof; | |
| 569 sizeTy[TY.Ttypedef] = TypeTypedef.sizeof; | |
| 570 sizeTy[TY.Tstruct] = TypeStruct.sizeof; | |
| 571 sizeTy[TY.Tclass] = TypeClass.sizeof; | |
| 572 sizeTy[TY.Ttuple] = TypeTuple.sizeof; | |
| 573 sizeTy[TY.Tslice] = TypeSlice.sizeof; | |
| 574 sizeTy[TY.Treturn] = TypeReturn.sizeof; | |
| 575 | |
| 576 mangleChar[TY.Tarray] = 'A'; | |
| 577 mangleChar[TY.Tsarray] = 'G'; | |
| 578 mangleChar[TY.Tnarray] = '@'; | |
| 579 mangleChar[TY.Taarray] = 'H'; | |
| 580 mangleChar[TY.Tpointer] = 'P'; | |
| 581 mangleChar[TY.Treference] = 'R'; | |
| 582 mangleChar[TY.Tfunction] = 'F'; | |
| 583 mangleChar[TY.Tident] = 'I'; | |
| 584 mangleChar[TY.Tclass] = 'C'; | |
| 585 mangleChar[TY.Tstruct] = 'S'; | |
| 586 mangleChar[TY.Tenum] = 'E'; | |
| 587 mangleChar[TY.Ttypedef] = 'T'; | |
| 588 mangleChar[TY.Tdelegate] = 'D'; | |
| 589 | |
| 590 mangleChar[TY.Tnone] = 'n'; | |
| 591 mangleChar[TY.Tvoid] = 'v'; | |
| 592 mangleChar[TY.Tint8] = 'g'; | |
| 593 mangleChar[TY.Tuns8] = 'h'; | |
| 594 mangleChar[TY.Tint16] = 's'; | |
| 595 mangleChar[TY.Tuns16] = 't'; | |
| 596 mangleChar[TY.Tint32] = 'i'; | |
| 597 mangleChar[TY.Tuns32] = 'k'; | |
| 598 mangleChar[TY.Tint64] = 'l'; | |
| 599 mangleChar[TY.Tuns64] = 'm'; | |
| 600 mangleChar[TY.Tfloat32] = 'f'; | |
| 601 mangleChar[TY.Tfloat64] = 'd'; | |
| 602 mangleChar[TY.Tfloat80] = 'e'; | |
| 603 | |
| 604 mangleChar[TY.Timaginary32] = 'o'; | |
| 605 mangleChar[TY.Timaginary64] = 'p'; | |
| 606 mangleChar[TY.Timaginary80] = 'j'; | |
| 607 mangleChar[TY.Tcomplex32] = 'q'; | |
| 608 mangleChar[TY.Tcomplex64] = 'r'; | |
| 609 mangleChar[TY.Tcomplex80] = 'c'; | |
| 610 | |
| 611 mangleChar[TY.Tbool] = 'b'; | |
| 612 mangleChar[TY.Tascii] = 'a'; | |
| 613 mangleChar[TY.Twchar] = 'u'; | |
| 614 mangleChar[TY.Tdchar] = 'w'; | |
| 615 | |
| 616 mangleChar[TY.Tbit] = '@'; | |
| 617 mangleChar[TY.Tinstance] = '@'; | |
| 618 mangleChar[TY.Terror] = '@'; | |
| 619 mangleChar[TY.Ttypeof] = '@'; | |
| 620 mangleChar[TY.Ttuple] = 'B'; | |
| 621 mangleChar[TY.Tslice] = '@'; | |
| 622 mangleChar[TY.Treturn] = '@'; | |
| 623 | |
| 624 debug { | |
| 625 for (int i = 0; i < TY.TMAX; i++) { | |
| 626 if (!mangleChar[i]) { | |
| 627 writef("ty = %d\n", i); | |
| 628 } | |
| 629 assert(mangleChar[i]); | |
| 630 } | |
| 631 } | |
| 632 // Set basic types | |
| 633 static TY[] basetab = [ | |
| 634 TY.Tvoid, TY.Tint8, TY.Tuns8, TY.Tint16, TY.Tuns16, TY.Tint32, TY.Tuns32, TY.Tint64, TY.Tuns64, | |
| 635 TY.Tfloat32, TY.Tfloat64, TY.Tfloat80, | |
| 636 TY.Timaginary32, TY.Timaginary64, TY.Timaginary80, | |
| 637 TY.Tcomplex32, TY.Tcomplex64, TY.Tcomplex80, | |
| 638 TY.Tbool, | |
| 639 TY.Tascii, TY.Twchar, TY.Tdchar | |
| 640 ]; | |
| 641 | |
| 642 foreach (bt; basetab) { | |
| 643 Type t = new TypeBasic(bt); | |
| 644 t = t.merge(); | |
| 645 basic[bt] = t; | |
| 646 } | |
| 647 | |
| 648 basic[TY.Terror] = basic[TY.Tint32]; | |
| 649 | |
| 650 tvoidptr = tvoid.pointerTo(); | |
| 651 | |
| 652 if (global.params.isX86_64) { | |
| 653 PTRSIZE = 8; | |
| 654 if (global.params.isLinux || global.params.isFreeBSD || global.params.isSolaris) | |
| 655 REALSIZE = 10; | |
| 656 else | |
| 657 REALSIZE = 8; | |
| 658 Tsize_t = TY.Tuns64; | |
| 659 Tptrdiff_t = TY.Tint64; | |
| 660 } | |
| 661 else | |
| 662 { | |
| 663 PTRSIZE = 4; | |
| 664 version (TARGET_OSX) { | |
| 665 REALSIZE = 16; | |
| 666 REALPAD = 6; | |
| 667 } else version (XXX) { //#elif TARGET_LINUX || TARGET_FREEBSD || TARGET_SOLARIS | |
| 668 REALSIZE = 12; | |
| 669 REALPAD = 2; | |
| 670 } else { | |
| 671 REALSIZE = 10; | |
| 672 REALPAD = 0; | |
| 673 } | |
| 674 Tsize_t = TY.Tuns32; | |
| 675 Tptrdiff_t = TY.Tint32; | |
| 676 } | |
| 677 } | |
| 678 | |
| 679 ulong size() | |
| 680 { | |
| 681 return size(Loc(0)); | |
| 682 } | |
| 683 | |
| 684 ulong size(Loc loc) | |
| 685 { | |
| 686 error(loc, "no size for type %s", toChars()); | |
| 687 return 1; | |
| 688 } | |
| 689 | |
| 690 uint alignsize() | |
| 691 { | |
| 692 return cast(uint)size(Loc(0)); /// | |
| 693 } | |
| 694 | |
| 695 Type semantic(Loc loc, Scope sc) | |
| 696 { | |
| 697 return merge(); | |
| 698 } | |
| 699 | |
| 700 Type trySemantic(Loc loc, Scope sc) | |
| 701 { | |
| 702 uint errors = global.errors; | |
| 703 global.gag++; // suppress printing of error messages | |
| 704 Type t = semantic(loc, sc); | |
| 705 global.gag--; | |
| 706 if (errors != global.errors) // if any errors happened | |
| 707 { | |
| 708 global.errors = errors; | |
| 709 t = null; | |
| 710 } | |
| 711 return t; | |
| 712 } | |
| 713 | |
| 714 /******************************** | |
| 715 * Name mangling. | |
| 716 * Input: | |
| 717 * flag 0x100 do not do const/invariant | |
| 718 */ | |
| 719 void toDecoBuffer(OutBuffer buf, int flag = 0) | |
|
20
1628b221808d
Fleshed out more unimplemented methods.
Robert Clipsham <robert@octarineparrot.com>
parents:
16
diff
changeset
|
720 { |
| 0 | 721 if (flag != mod && flag != 0x100) |
| 722 { | |
| 723 if (mod & MOD.MODshared) | |
| 724 buf.writeByte('O'); | |
| 725 | |
| 726 if (mod & MOD.MODconst) | |
| 727 buf.writeByte('x'); | |
| 728 else if (mod & MOD.MODinvariant) | |
| 729 buf.writeByte('y'); | |
| 730 | |
| 731 // Cannot be both const and invariant | |
| 732 assert((mod & (MOD.MODconst | MOD.MODinvariant)) != (MOD.MODconst | MOD.MODinvariant)); | |
| 733 } | |
| 734 buf.writeByte(mangleChar[ty]); | |
| 735 } | |
| 736 | |
| 737 Type merge() | |
| 738 { | |
| 739 Type t = this; | |
| 740 assert(t); | |
| 741 | |
| 742 //printf("merge(%s)\n", toChars()); | |
| 743 if (deco is null) | |
| 744 { | |
| 745 OutBuffer buf = new OutBuffer(); | |
| 746 | |
| 747 //if (next) | |
| 748 //next = next.merge(); | |
| 749 toDecoBuffer(buf); | |
| 750 StringValue* sv = stringtable.update(buf.extractString()); | |
| 751 if (sv.ptrvalue) | |
| 752 { | |
| 753 t = cast(Type) sv.ptrvalue; | |
| 754 debug { | |
| 755 if (!t.deco) | |
| 756 writef("t = %s\n", t.toChars()); | |
| 757 } | |
| 758 assert(t.deco); | |
| 759 //printf("old value, deco = '%s' %p\n", t.deco, t.deco); | |
| 760 } | |
| 761 else | |
| 762 { | |
| 763 sv.ptrvalue = cast(void*)this; | |
| 764 deco = sv.lstring.string_; | |
| 765 //printf("new value, deco = '%s' %p\n", t.deco, t.deco); | |
| 766 } | |
| 767 } | |
| 768 return t; | |
| 769 } | |
| 770 | |
| 771 /************************************* | |
| 772 * This version does a merge even if the deco is already computed. | |
| 773 * Necessary for types that have a deco, but are not merged. | |
| 774 */ | |
| 775 Type merge2() | |
| 776 { | |
| 777 //printf("merge2(%s)\n", toChars()); | |
| 778 Type t = this; | |
| 779 assert(t); | |
| 780 if (!t.deco) | |
| 781 return t.merge(); | |
| 782 | |
| 783 StringValue* sv = stringtable.lookup(t.deco); | |
| 784 if (sv && sv.ptrvalue) | |
| 785 { | |
| 786 t = cast(Type)sv.ptrvalue; | |
| 787 assert(t.deco); | |
| 788 } | |
| 789 else | |
| 790 assert(0); | |
| 791 | |
| 792 return t; | |
| 793 } | |
| 794 | |
| 795 void toCBuffer(OutBuffer buf, Identifier ident, HdrGenState* hgs) | |
| 796 { | |
| 797 toCBuffer2(buf, hgs, MOD.MODundefined); | |
| 798 if (ident) | |
| 799 { | |
| 800 buf.writeByte(' '); | |
| 801 buf.writestring(ident.toChars()); | |
| 802 } | |
| 803 } | |
| 804 | |
| 805 void toCBuffer2(OutBuffer buf, HdrGenState* hgs, MOD mod) | |
| 806 { | |
| 807 if (mod != this.mod) | |
| 808 { | |
| 809 toCBuffer3(buf, hgs, mod); | |
| 810 return; | |
| 811 } | |
| 812 buf.writestring(toChars()); | |
| 813 } | |
| 814 | |
| 815 void toCBuffer3(OutBuffer buf, HdrGenState* hgs, MOD mod) | |
| 816 { | |
| 817 if (mod != this.mod) | |
| 818 { | |
| 819 string p; | |
| 820 | |
| 821 if (this.mod & MOD.MODshared) | |
| 822 buf.writestring("shared("); | |
| 823 | |
| 824 switch (this.mod & (MOD.MODconst | MOD.MODinvariant)) | |
| 825 { | |
| 826 case MOD.MODundefined: | |
| 827 toCBuffer2(buf, hgs, this.mod); | |
| 828 break; | |
| 829 case MOD.MODconst: | |
| 830 p = "const("; | |
| 831 goto L1; | |
| 832 case MOD.MODinvariant: | |
| 833 p = "immutable("; | |
| 834 L1: buf.writestring(p); | |
| 835 toCBuffer2(buf, hgs, this.mod); | |
| 836 buf.writeByte(')'); | |
| 837 break; | |
| 838 } | |
| 839 | |
| 840 if (this.mod & MOD.MODshared) | |
| 841 buf.writeByte(')'); | |
| 842 } | |
| 843 } | |
| 844 | |
| 845 void modToBuffer(OutBuffer buf) | |
| 846 { | |
| 847 if (mod & MOD.MODshared) | |
| 848 buf.writestring(" shared"); | |
| 849 if (mod & MOD.MODconst) | |
| 850 buf.writestring(" const"); | |
| 851 if (mod & MOD.MODinvariant) | |
| 852 buf.writestring(" immutable"); | |
| 853 } | |
| 854 | |
| 855 version (CPP_MANGLE) { | |
| 856 void toCppMangle(OutBuffer buf, CppMangleState* cms) | |
| 857 { | |
| 858 assert(false); | |
| 859 } | |
| 860 } | |
| 861 bool isintegral() | |
| 862 { | |
| 863 return false; | |
| 864 } | |
| 865 | |
| 866 bool isfloating() // real, imaginary, or complex | |
| 867 { | |
| 868 return false; | |
| 869 } | |
| 870 | |
| 871 bool isreal() | |
| 872 { | |
| 873 return false; | |
| 874 } | |
| 875 | |
| 876 bool isimaginary() | |
| 877 { | |
| 878 return false; | |
| 879 } | |
| 880 | |
| 881 bool iscomplex() | |
| 882 { | |
| 883 return false; | |
| 884 } | |
| 885 | |
| 886 bool isscalar() | |
| 887 { | |
| 888 return false; | |
| 889 } | |
| 890 | |
| 891 bool isunsigned() | |
| 892 { | |
| 893 return false; | |
| 894 } | |
| 895 | |
| 896 bool isauto() | |
| 897 { | |
| 898 return false; | |
| 899 } | |
| 900 | |
|
12
832f71e6f96c
*Exp and *AssignExp arrayOp implementation added (might be a bit incomplete)
korDen
parents:
4
diff
changeset
|
901 bool isString() |
| 0 | 902 { |
| 903 return false; | |
| 904 } | |
| 905 | |
| 906 /************************** | |
| 907 * Given: | |
| 908 * T a, b; | |
| 909 * Can we assign: | |
| 910 * a = b; | |
| 911 * ? | |
| 912 */ | |
| 73 | 913 bool isAssignable() |
| 0 | 914 { |
| 915 return true; | |
| 916 } | |
| 917 | |
| 918 bool checkBoolean() // if can be converted to boolean value | |
| 919 { | |
| 920 return isscalar(); | |
| 921 } | |
| 922 | |
| 923 /********************************* | |
| 924 * Check type to see if it is based on a deprecated symbol. | |
| 925 */ | |
| 926 void checkDeprecated(Loc loc, Scope sc) | |
| 927 { | |
| 928 Dsymbol s = toDsymbol(sc); | |
| 929 if (s) | |
| 930 s.checkDeprecated(loc, sc); | |
| 931 } | |
| 932 | |
| 933 bool isConst() { return (mod & MOD.MODconst) != 0; } | |
| 934 | |
| 935 int isInvariant() { return mod & MOD.MODinvariant; } | |
| 936 | |
| 937 int isMutable() { return !(mod & (MOD.MODconst | MOD.MODinvariant)); } | |
| 938 | |
| 939 int isShared() { return mod & MOD.MODshared; } | |
| 940 | |
| 941 int isSharedConst() { return mod == (MOD.MODshared | MOD.MODconst); } | |
| 942 | |
| 943 /******************************** | |
| 944 * Convert to 'const'. | |
| 945 */ | |
| 946 Type constOf() | |
| 947 { | |
| 948 static if (false) { | |
| 949 //printf("Type.constOf() %p %s\n", this, toChars()); | |
| 950 if (isConst()) | |
| 951 return this; | |
| 952 if (cto) | |
| 953 return cto; | |
| 954 Type t = makeConst(); | |
| 955 t = t.merge(); | |
| 956 cto = t; | |
| 957 if (ito) | |
| 958 ito.cto = t; | |
| 959 //if (t.nextOf()) assert(t.nextOf().isConst()); | |
| 960 //printf("-Type.constOf() %p %s\n", t, toChars()); | |
| 961 return t; | |
| 962 } else { | |
| 963 //printf("Type.constOf() %p %s\n", this, toChars()); | |
| 964 if (mod == MOD.MODconst) | |
| 965 return this; | |
| 966 if (cto) | |
| 967 { | |
| 968 assert(cto.mod == MOD.MODconst); | |
| 969 return cto; | |
| 970 } | |
| 971 Type t = makeConst(); | |
| 972 t = t.merge(); | |
| 973 t.fixTo(this); | |
| 974 //printf("-Type.constOf() %p %s\n", t, toChars()); | |
| 975 return t; | |
| 976 } | |
| 977 } | |
| 978 | |
| 979 /******************************** | |
| 980 * Convert to 'immutable'. | |
| 981 */ | |
| 982 Type invariantOf() | |
| 983 { | |
| 984 static if (false) { | |
| 985 //printf("Type.invariantOf() %p %s\n", this, toChars()); | |
| 986 if (isInvariant()) | |
| 987 { | |
| 988 return this; | |
| 989 } | |
| 990 if (ito) | |
| 991 { | |
| 992 //if (!ito.isInvariant()) printf("\tito is %p %s\n", ito, ito.toChars()); | |
| 993 assert(ito.isInvariant()); | |
| 994 return ito; | |
| 995 } | |
| 996 Type t = makeInvariant(); | |
| 997 t = t.merge(); | |
| 998 ito = t; | |
| 999 if (cto) | |
| 1000 cto.ito = t; | |
| 1001 static if (false) {// fails for function types | |
| 1002 if (t.nextOf() && !t.nextOf().isInvariant()) | |
| 1003 { | |
| 1004 assert(0); | |
| 1005 } | |
| 1006 } | |
| 1007 //printf("\t%p\n", t); | |
| 1008 return t; | |
| 1009 } else { | |
| 1010 //printf("Type.invariantOf() %p %s\n", this, toChars()); | |
| 1011 if (isInvariant()) | |
| 1012 { | |
| 1013 return this; | |
| 1014 } | |
| 1015 if (ito) | |
| 1016 { | |
| 1017 assert(ito.isInvariant()); | |
| 1018 return ito; | |
| 1019 } | |
| 1020 Type t = makeInvariant(); | |
| 1021 t = t.merge(); | |
| 1022 t.fixTo(this); | |
| 1023 //printf("\t%p\n", t); | |
| 1024 return t; | |
| 1025 } | |
| 1026 } | |
| 1027 | |
| 1028 Type mutableOf() | |
| 1029 { | |
| 1030 static if (false) { | |
| 1031 //printf("Type.mutableOf() %p, %s\n", this, toChars()); | |
| 1032 Type t = this; | |
| 1033 if (isConst()) | |
| 1034 { | |
| 1035 t = cto; | |
| 1036 assert(!t || t.isMutable()); | |
| 1037 } | |
| 1038 else if (isInvariant()) | |
| 1039 { | |
| 1040 t = ito; | |
| 1041 assert(!t || t.isMutable()); | |
| 1042 } | |
| 1043 if (!t) | |
| 1044 { | |
| 1045 uint sz = this.classinfo.init.length; | |
| 2 | 1046 t = cast(Type)GC.malloc(sz); |
| 0 | 1047 memcpy(cast(void*)t, cast(void*)this, sz); |
| 1048 t.mod = 0; | |
| 1049 t.deco = null; | |
| 1050 t.arrayof = null; | |
| 1051 t.pto = null; | |
| 1052 t.rto = null; | |
| 1053 t.cto = null; | |
| 1054 t.ito = null; | |
| 1055 t.sto = null; | |
| 1056 t.scto = null; | |
| 1057 t.vtinfo = null; | |
| 1058 if (ty == Tsarray) | |
| 1059 { | |
| 1060 TypeSArray ta = cast(TypeSArray)t; | |
| 1061 //ta.next = ta.next.mutableOf(); | |
| 1062 } | |
| 1063 t = t.merge(); | |
| 1064 if (isConst()) | |
| 1065 { cto = t; | |
| 1066 t.cto = this; | |
| 1067 if (ito) | |
| 1068 ito.cto = this; | |
| 1069 } | |
| 1070 else if (isInvariant()) | |
| 1071 { ito = t; | |
| 1072 t.ito = this; | |
| 1073 if (cto) | |
| 1074 cto.ito = this; | |
| 1075 } | |
| 1076 } | |
| 1077 return t; | |
| 1078 } else { | |
| 1079 //printf("Type.mutableOf() %p, %s\n", this, toChars()); | |
| 1080 Type t = this; | |
| 1081 if (isConst()) | |
| 1082 { | |
| 1083 if (isShared()) | |
| 1084 t = sto; // shared const => shared | |
| 1085 else | |
| 1086 t = cto; | |
| 1087 assert(!t || t.isMutable()); | |
| 1088 } | |
| 1089 else if (isInvariant()) | |
| 1090 { | |
| 1091 t = ito; | |
| 1092 assert(!t || (t.isMutable() && !t.isShared())); | |
| 1093 } | |
| 1094 if (!t) | |
| 1095 { | |
| 1096 uint sz = this.classinfo.init.length; | |
| 2 | 1097 t = cast(Type)GC.malloc(sz); |
| 0 | 1098 memcpy(cast(void*)t, cast(void*)this, sz); |
| 1099 t.mod = MODundefined; | |
| 1100 t.deco = null; | |
| 1101 t.arrayof = null; | |
| 1102 t.pto = null; | |
| 1103 t.rto = null; | |
| 1104 t.cto = null; | |
| 1105 t.ito = null; | |
| 1106 t.sto = null; | |
| 1107 t.scto = null; | |
| 1108 t.vtinfo = null; | |
| 1109 t = t.merge(); | |
| 1110 | |
| 1111 t.fixTo(this); | |
| 1112 | |
| 1113 switch (mod) | |
| 1114 { | |
| 1115 case MODconst: | |
| 1116 t.cto = this; | |
| 1117 break; | |
| 1118 | |
| 1119 case MODinvariant: | |
| 1120 t.ito = this; | |
| 1121 break; | |
| 1122 | |
| 1123 case MODshared: | |
| 1124 t.sto = this; | |
| 1125 break; | |
| 1126 | |
| 1127 case MODshared | MODconst: | |
| 1128 t.scto = this; | |
| 1129 break; | |
| 1130 | |
| 1131 default: | |
| 1132 assert(0); | |
| 1133 } | |
| 1134 } | |
| 1135 return t; | |
| 1136 } | |
| 1137 } | |
| 1138 | |
| 1139 Type sharedOf() | |
| 1140 { | |
| 1141 //printf("Type.sharedOf() %p, %s\n", this, toChars()); | |
| 1142 if (mod == MOD.MODshared) | |
| 1143 { | |
| 1144 return this; | |
| 1145 } | |
| 1146 if (sto) | |
| 1147 { | |
| 1148 assert(sto.isShared()); | |
| 1149 return sto; | |
| 1150 } | |
| 1151 | |
| 1152 Type t = makeShared(); | |
| 1153 t = t.merge(); | |
| 1154 t.fixTo(this); | |
| 1155 | |
| 1156 //printf("\t%p\n", t); | |
| 1157 return t; | |
| 1158 } | |
| 1159 | |
| 1160 Type sharedConstOf() | |
| 1161 { | |
| 1162 //printf("Type.sharedConstOf() %p, %s\n", this, toChars()); | |
| 1163 if (mod == (MODshared | MODconst)) | |
| 1164 { | |
| 1165 return this; | |
| 1166 } | |
| 1167 if (scto) | |
| 1168 { | |
| 1169 assert(scto.mod == (MODshared | MODconst)); | |
| 1170 return scto; | |
| 1171 } | |
| 1172 | |
| 1173 Type t = makeSharedConst(); | |
| 1174 t = t.merge(); | |
| 1175 t.fixTo(this); | |
| 1176 //printf("\t%p\n", t); | |
| 1177 | |
| 1178 return t; | |
| 1179 } | |
| 1180 | |
| 1181 static uint X(MOD m, MOD n) | |
| 1182 { | |
| 1183 return (((m) << 3) | (n)); | |
| 1184 } | |
| 1185 | |
| 1186 /********************************** | |
| 1187 * For our new type 'this', which is type-constructed from t, | |
| 1188 * fill in the cto, ito, sto, scto shortcuts. | |
| 1189 */ | |
| 1190 void fixTo(Type t) | |
| 1191 { | |
| 1192 ito = t.ito; | |
| 1193 static if (false) { | |
| 1194 /* Cannot do these because these are not fully transitive: | |
| 1195 * there can be a shared ptr to immutable, for example. | |
| 1196 * Immutable subtypes are always immutable, though. | |
| 1197 */ | |
| 1198 cto = t.cto; | |
| 1199 sto = t.sto; | |
| 1200 scto = t.scto; | |
| 1201 } | |
| 1202 | |
| 1203 assert(mod != t.mod); | |
| 1204 | |
| 1205 switch (X(mod, t.mod)) | |
| 1206 { | |
| 1207 case X(MOD.MODundefined, MOD.MODconst): | |
| 1208 cto = t; | |
| 1209 break; | |
| 1210 | |
| 1211 case X(MOD.MODundefined, MOD.MODinvariant): | |
| 1212 ito = t; | |
| 1213 break; | |
| 1214 | |
| 1215 case X(MOD.MODundefined, MOD.MODshared): | |
| 1216 sto = t; | |
| 1217 break; | |
| 1218 | |
| 1219 case X(MOD.MODundefined, MOD.MODshared | MOD.MODconst): | |
| 1220 scto = t; | |
| 1221 break; | |
| 1222 | |
| 1223 | |
| 1224 case X(MOD.MODconst, MOD.MODundefined): | |
| 1225 cto = null; | |
| 1226 goto L2; | |
| 1227 | |
| 1228 case X(MOD.MODconst, MOD.MODinvariant): | |
| 1229 ito = t; | |
| 1230 goto L2; | |
| 1231 | |
| 1232 case X(MOD.MODconst, MOD.MODshared): | |
| 1233 sto = t; | |
| 1234 goto L2; | |
| 1235 | |
| 1236 case X(MOD.MODconst, MOD.MODshared | MOD.MODconst): | |
| 1237 scto = t; | |
| 1238 L2: | |
| 1239 t.cto = this; | |
| 1240 break; | |
| 1241 | |
| 1242 | |
| 1243 case X(MOD.MODinvariant, MOD.MODundefined): | |
| 1244 ito = null; | |
| 1245 goto L3; | |
| 1246 | |
| 1247 case X(MOD.MODinvariant, MOD.MODconst): | |
| 1248 cto = t; | |
| 1249 goto L3; | |
| 1250 | |
| 1251 case X(MOD.MODinvariant, MOD.MODshared): | |
| 1252 sto = t; | |
| 1253 goto L3; | |
| 1254 | |
| 1255 case X(MOD.MODinvariant, MOD.MODshared | MOD.MODconst): | |
| 1256 scto = t; | |
| 1257 L3: | |
| 1258 t.ito = this; | |
| 1259 if (t.cto) t.cto.ito = this; | |
| 1260 if (t.sto) t.sto.ito = this; | |
| 1261 if (t.scto) t.scto.ito = this; | |
| 1262 break; | |
| 1263 | |
| 1264 | |
| 1265 case X(MOD.MODshared, MOD.MODundefined): | |
| 1266 sto = null; | |
| 1267 goto L4; | |
| 1268 | |
| 1269 case X(MOD.MODshared, MOD.MODconst): | |
| 1270 cto = t; | |
| 1271 goto L4; | |
| 1272 | |
| 1273 case X(MOD.MODshared, MOD.MODinvariant): | |
| 1274 ito = t; | |
| 1275 goto L4; | |
| 1276 | |
| 1277 case X(MOD.MODshared, MOD.MODshared | MOD.MODconst): | |
| 1278 scto = t; | |
| 1279 L4: | |
| 1280 t.sto = this; | |
| 1281 break; | |
| 1282 | |
| 1283 | |
| 1284 case X(MOD.MODshared | MOD.MODconst, MOD.MODundefined): | |
| 1285 scto = null; | |
| 1286 break; | |
| 1287 | |
| 1288 case X(MOD.MODshared | MOD.MODconst, MOD.MODconst): | |
| 1289 cto = t; | |
| 1290 break; | |
| 1291 | |
| 1292 case X(MOD.MODshared | MOD.MODconst, MOD.MODinvariant): | |
| 1293 ito = t; | |
| 1294 break; | |
| 1295 | |
| 1296 case X(MOD.MODshared | MOD.MODconst, MOD.MODshared): | |
| 1297 sto = t; | |
| 1298 L5: | |
| 1299 t.scto = this; | |
| 1300 break; | |
| 1301 } | |
| 1302 | |
| 1303 check(); | |
| 1304 t.check(); | |
| 1305 //printf("fixTo: %s, %s\n", toChars(), t.toChars()); | |
| 1306 } | |
| 1307 | |
| 1308 /*************************** | |
| 1309 * Look for bugs in constructing types. | |
| 1310 */ | |
| 1311 void check() | |
| 1312 { | |
| 1313 switch (mod) | |
| 1314 { | |
| 1315 case MOD.MODundefined: | |
| 1316 if (cto) assert(cto.mod == MOD.MODconst); | |
| 1317 if (ito) assert(ito.mod == MOD.MODinvariant); | |
| 1318 if (sto) assert(sto.mod == MOD.MODshared); | |
| 1319 if (scto) assert(scto.mod == (MOD.MODshared | MOD.MODconst)); | |
| 1320 break; | |
| 1321 | |
| 1322 case MOD.MODconst: | |
| 1323 if (cto) assert(cto.mod == MOD.MODundefined); | |
| 1324 if (ito) assert(ito.mod == MOD.MODinvariant); | |
| 1325 if (sto) assert(sto.mod == MOD.MODshared); | |
| 1326 if (scto) assert(scto.mod == (MOD.MODshared | MOD.MODconst)); | |
| 1327 break; | |
| 1328 | |
| 1329 case MOD.MODinvariant: | |
| 1330 if (cto) assert(cto.mod == MOD.MODconst); | |
| 1331 if (ito) assert(ito.mod == MOD.MODundefined); | |
| 1332 if (sto) assert(sto.mod == MOD.MODshared); | |
| 1333 if (scto) assert(scto.mod == (MOD.MODshared | MOD.MODconst)); | |
| 1334 break; | |
| 1335 | |
| 1336 case MOD.MODshared: | |
| 1337 if (cto) assert(cto.mod == MOD.MODconst); | |
| 1338 if (ito) assert(ito.mod == MOD.MODinvariant); | |
| 1339 if (sto) assert(sto.mod == MOD.MODundefined); | |
| 1340 if (scto) assert(scto.mod == (MOD.MODshared | MOD.MODconst)); | |
| 1341 break; | |
| 1342 | |
| 1343 case MOD.MODshared | MOD.MODconst: | |
| 1344 if (cto) assert(cto.mod == MOD.MODconst); | |
| 1345 if (ito) assert(ito.mod == MOD.MODinvariant); | |
| 1346 if (sto) assert(sto.mod == MOD.MODshared); | |
| 1347 if (scto) assert(scto.mod == MOD.MODundefined); | |
| 1348 break; | |
| 1349 } | |
| 1350 | |
| 1351 Type tn = nextOf(); | |
| 1352 if (tn && ty != TY.Tfunction && ty != TY.Tdelegate) | |
| 1353 { | |
| 1354 // Verify transitivity | |
| 1355 switch (mod) | |
| 1356 { | |
| 1357 case MOD.MODundefined: | |
| 1358 break; | |
| 1359 | |
| 1360 case MOD.MODconst: | |
| 1361 assert(tn.mod & MOD.MODinvariant || tn.mod & MOD.MODconst); | |
| 1362 break; | |
| 1363 | |
| 1364 case MOD.MODinvariant: | |
| 1365 assert(tn.mod == MOD.MODinvariant); | |
| 1366 break; | |
| 1367 | |
| 1368 case MOD.MODshared: | |
| 1369 assert(tn.mod & MOD.MODinvariant || tn.mod & MOD.MODshared); | |
| 1370 break; | |
| 1371 | |
| 1372 case MOD.MODshared | MOD.MODconst: | |
| 1373 assert(tn.mod & MOD.MODinvariant || tn.mod & (MOD.MODshared | MOD.MODconst)); | |
| 1374 break; | |
| 1375 } | |
| 1376 tn.check(); | |
| 1377 } | |
| 1378 } | |
| 1379 | |
| 51 | 1380 /************************************ |
| 1381 * Apply MODxxxx bits to existing type. | |
| 1382 */ | |
| 0 | 1383 Type castMod(uint mod) |
| 1384 { | |
| 51 | 1385 Type t; |
| 1386 | |
| 1387 switch (mod) | |
| 1388 { | |
| 1389 case 0: | |
| 1390 t = mutableOf(); | |
| 1391 break; | |
| 1392 | |
| 1393 case MODconst: | |
| 1394 t = constOf(); | |
| 1395 break; | |
| 1396 | |
| 1397 case MODinvariant: | |
| 1398 t = invariantOf(); | |
| 1399 break; | |
| 1400 | |
| 1401 case MODshared: | |
| 1402 t = sharedOf(); | |
| 1403 break; | |
| 1404 | |
| 1405 case MODshared | MODconst: | |
| 1406 t = sharedConstOf(); | |
| 1407 break; | |
| 1408 | |
| 1409 default: | |
| 1410 assert(0); | |
| 1411 } | |
| 1412 return t; | |
| 0 | 1413 } |
| 1414 | |
| 1415 /************************************ | |
| 1416 * Add MODxxxx bits to existing type. | |
| 1417 * We're adding, not replacing, so adding const to | |
| 1418 * a shared type => "shared const" | |
| 1419 */ | |
| 1420 Type addMod(MOD mod) | |
| 1421 { | |
| 1422 Type t = this; | |
| 1423 | |
| 1424 /* Add anything to immutable, and it remains immutable | |
| 1425 */ | |
| 1426 if (!t.isInvariant()) | |
| 1427 { | |
| 1428 switch (mod) | |
| 1429 { | |
| 1430 case MOD.MODundefined: | |
| 1431 break; | |
| 1432 | |
| 1433 case MOD.MODconst: | |
| 1434 if (isShared()) | |
| 1435 t = sharedConstOf(); | |
| 1436 else | |
| 1437 t = constOf(); | |
| 1438 break; | |
| 1439 | |
| 1440 case MOD.MODinvariant: | |
| 1441 t = invariantOf(); | |
| 1442 break; | |
| 1443 | |
| 1444 case MOD.MODshared: | |
| 1445 if (isConst()) | |
| 1446 t = sharedConstOf(); | |
| 1447 else | |
| 1448 t = sharedOf(); | |
| 1449 break; | |
| 1450 | |
| 1451 case MOD.MODshared | MOD.MODconst: | |
| 1452 t = sharedConstOf(); | |
| 1453 break; | |
| 1454 } | |
| 1455 } | |
| 1456 return t; | |
| 1457 } | |
| 1458 | |
| 1459 Type addStorageClass(STC stc) | |
| 1460 { | |
| 1461 /* Just translate to MOD bits and let addMod() do the work | |
| 1462 */ | |
| 1463 MOD mod = MOD.MODundefined; | |
| 1464 | |
| 1465 if (stc & STC.STCimmutable) | |
| 1466 mod = MOD.MODinvariant; | |
| 1467 else | |
| 1468 { | |
| 1469 if (stc & (STC.STCconst | STC.STCin)) | |
| 1470 mod = MOD.MODconst; | |
| 1471 if (stc & STC.STCshared) | |
| 1472 mod |= MOD.MODshared; | |
| 1473 } | |
| 1474 | |
| 1475 return addMod(mod); | |
| 1476 } | |
| 1477 | |
| 1478 Type pointerTo() | |
| 1479 { | |
| 1480 if (pto is null) | |
| 1481 { | |
| 1482 Type t = new TypePointer(this); | |
| 1483 pto = t.merge(); | |
| 1484 } | |
| 1485 | |
| 1486 return pto; | |
| 1487 } | |
| 1488 | |
| 1489 Type referenceTo() | |
| 1490 { | |
| 1491 assert(false); | |
| 1492 } | |
| 1493 | |
| 1494 version (DumbClone) { | |
| 1495 final Type clone() | |
| 1496 { | |
| 1497 auto size = this.classinfo.init.length; | |
| 2 | 1498 auto ptr = GC.malloc(size); |
| 0 | 1499 memcpy(ptr, cast(void*)this, size); |
| 1500 | |
| 1501 return cast(Type)ptr; | |
| 1502 } | |
| 1503 } else { | |
| 1504 final Type cloneTo(Type t) | |
| 1505 { | |
| 1506 t.ctype = ctype; | |
| 1507 return t; | |
| 1508 } | |
| 1509 | |
| 1510 Type clone() | |
| 1511 { | |
| 1512 assert(this.classinfo is Type.classinfo); | |
| 1513 return cloneTo(new Type(ty)); | |
| 1514 } | |
| 1515 } | |
| 1516 | |
| 1517 Type arrayOf() | |
| 1518 { | |
| 1519 if (!arrayof) | |
| 1520 { | |
| 1521 Type t = new TypeDArray(this); | |
| 1522 arrayof = t.merge(); | |
| 1523 } | |
| 1524 return arrayof; | |
| 1525 } | |
| 1526 | |
| 1527 Type makeConst() | |
| 1528 { | |
| 1529 //printf("Type.makeConst() %p, %s\n", this, toChars()); | |
| 1530 if (cto) | |
| 1531 return cto; | |
| 1532 | |
| 1533 Type t = clone(); | |
| 1534 t.mod = MOD.MODconst; | |
| 1535 | |
| 1536 t.deco = null; | |
| 1537 t.arrayof = null; | |
| 1538 t.pto = null; | |
| 1539 t.rto = null; | |
| 1540 t.cto = null; | |
| 1541 t.ito = null; | |
| 1542 t.sto = null; | |
| 1543 t.scto = null; | |
| 1544 t.vtinfo = null; | |
| 1545 | |
| 1546 //printf("-Type.makeConst() %p, %s\n", t, toChars()); | |
| 1547 return t; | |
| 1548 } | |
| 1549 | |
| 1550 Type makeInvariant() | |
| 1551 { | |
| 1552 if (ito) { | |
| 1553 return ito; | |
| 1554 } | |
| 1555 | |
| 1556 Type t = clone(); | |
| 1557 t.mod = MOD.MODinvariant; | |
| 1558 | |
| 1559 t.deco = null; | |
| 1560 t.arrayof = null; | |
| 1561 t.pto = null; | |
| 1562 t.rto = null; | |
| 1563 t.cto = null; | |
| 1564 t.ito = null; | |
| 1565 t.sto = null; | |
| 1566 t.scto = null; | |
| 1567 t.vtinfo = null; | |
| 1568 | |
| 1569 return t; | |
| 1570 } | |
| 1571 | |
| 1572 Type makeShared() | |
| 1573 { | |
| 1574 if (sto) | |
| 1575 return sto; | |
| 1576 | |
| 1577 Type t = clone(); | |
| 1578 t.mod = MOD.MODshared; | |
| 1579 | |
| 1580 t.deco = null; | |
| 1581 t.arrayof = null; | |
| 1582 t.pto = null; | |
| 1583 t.rto = null; | |
| 1584 t.cto = null; | |
| 1585 t.ito = null; | |
| 1586 t.sto = null; | |
| 1587 t.scto = null; | |
| 1588 t.vtinfo = null; | |
| 1589 | |
| 1590 return t; | |
| 1591 } | |
| 1592 | |
| 1593 Type makeSharedConst() | |
| 1594 { | |
| 1595 if (scto) | |
| 1596 return scto; | |
| 1597 | |
| 1598 Type t = clone(); | |
| 1599 t.mod = MODshared | MODconst; | |
| 1600 | |
| 1601 t.deco = null; | |
| 1602 t.arrayof = null; | |
| 1603 t.pto = null; | |
| 1604 t.rto = null; | |
| 1605 t.cto = null; | |
| 1606 t.ito = null; | |
| 1607 t.sto = null; | |
| 1608 t.scto = null; | |
| 1609 t.vtinfo = null; | |
| 1610 | |
| 1611 return t; | |
| 1612 } | |
| 1613 | |
| 1614 Dsymbol toDsymbol(Scope sc) | |
| 1615 { | |
| 1616 return null; | |
| 1617 } | |
| 1618 | |
| 1619 /******************************* | |
| 1620 * If this is a shell around another type, | |
| 1621 * get that other type. | |
| 1622 */ | |
| 1623 | |
| 1624 Type toBasetype() | |
| 1625 { | |
| 1626 return this; | |
| 1627 } | |
| 1628 | |
| 1629 /************************** | |
| 1630 * Return type with the top level of it being mutable. | |
| 1631 */ | |
| 1632 Type toHeadMutable() | |
| 1633 { | |
| 1634 if (!mod) | |
| 1635 return this; | |
| 1636 | |
| 1637 return mutableOf(); | |
| 1638 } | |
| 1639 | |
| 1640 bool isBaseOf(Type t, int* poffset) | |
| 1641 { | |
| 1642 return false; // assume not | |
| 1643 } | |
| 1644 | |
| 1645 /******************************* | |
| 1646 * Determine if converting 'this' to 'to' is an identity operation, | |
| 1647 * a conversion to const operation, or the types aren't the same. | |
| 1648 * Returns: | |
| 1649 * MATCHequal 'this' == 'to' | |
| 1650 * MATCHconst 'to' is const | |
| 1651 * MATCHnomatch conversion to mutable or invariant | |
| 1652 */ | |
| 1653 MATCH constConv(Type to) | |
| 1654 { | |
| 1655 if (equals(to)) | |
| 1656 return MATCH.MATCHexact; | |
| 1657 if (ty == to.ty && to.mod == MOD.MODconst) | |
| 1658 return MATCH.MATCHconst; | |
| 1659 return MATCH.MATCHnomatch; | |
| 1660 } | |
| 1661 | |
| 1662 /******************************** | |
| 1663 * Determine if 'this' can be implicitly converted | |
| 1664 * to type 'to'. | |
| 1665 * Returns: | |
| 1666 * MATCHnomatch, MATCHconvert, MATCHconst, MATCHexact | |
| 1667 */ | |
| 1668 MATCH implicitConvTo(Type to) | |
| 1669 { | |
| 1670 //printf("Type.implicitConvTo(this=%p, to=%p)\n", this, to); | |
| 1671 //printf("from: %s\n", toChars()); | |
| 1672 //printf("to : %s\n", to.toChars()); | |
| 1673 if (this is to) | |
| 1674 return MATCHexact; | |
| 1675 | |
| 1676 return MATCHnomatch; | |
| 1677 } | |
| 1678 | |
| 1679 ClassDeclaration isClassHandle() | |
| 1680 { | |
| 1681 return null; | |
| 1682 } | |
| 1683 | |
| 1684 Expression getProperty(Loc loc, Identifier ident) | |
| 1685 { | |
| 1686 Expression e; | |
| 1687 | |
| 1688 version (LOGDOTEXP) { | |
| 1689 printf("Type.getProperty(type = '%s', ident = '%s')\n", toChars(), ident.toChars()); | |
| 1690 } | |
| 1691 if (ident == Id.__sizeof) | |
| 1692 { | |
| 1693 e = new IntegerExp(loc, size(loc), Type.tsize_t); | |
| 1694 } | |
| 1695 else if (ident == Id.size) | |
| 1696 { | |
| 1697 error(loc, ".size property should be replaced with .sizeof"); | |
| 1698 e = new ErrorExp(); | |
| 1699 } | |
| 1700 else if (ident is Id.alignof_) | |
| 1701 { | |
| 1702 e = new IntegerExp(loc, alignsize(), Type.tsize_t); | |
| 1703 } | |
| 1704 else if (ident == Id.typeinfo_) | |
| 1705 { | |
| 1706 if (!global.params.useDeprecated) | |
| 1707 error(loc, ".typeinfo deprecated, use typeid(type)"); | |
| 1708 e = getTypeInfo(null); | |
| 1709 } | |
| 1710 else if (ident == Id.init_) | |
| 1711 { | |
| 1712 if (ty == TY.Tvoid) | |
| 1713 error(loc, "void does not have an initializer"); | |
| 1714 e = defaultInit(loc); | |
| 1715 } | |
| 1716 else if (ident is Id.mangleof_) | |
| 1717 { | |
| 1718 string s; | |
| 1719 if (!deco) { | |
| 1720 s = toChars(); | |
| 1721 error(loc, "forward reference of type %s.mangleof", s); | |
| 1722 } else { | |
| 1723 s = deco; | |
| 1724 } | |
| 1725 | |
| 1726 e = new StringExp(loc, s, 'c'); | |
|
87
b17640f0e4e8
Fixed a bug with a Scope.this(Scope enclosing) being called instead of Scope.clone() method (as a copy ctor replacement)
korDen
parents:
79
diff
changeset
|
1727 scope Scope sc = new Scope(); |
| 0 | 1728 e = e.semantic(sc); |
| 1729 } | |
| 1730 else if (ident is Id.stringof_) | |
| 1731 { | |
| 1732 string s = toChars(); | |
| 1733 e = new StringExp(loc, s, 'c'); | |
|
87
b17640f0e4e8
Fixed a bug with a Scope.this(Scope enclosing) being called instead of Scope.clone() method (as a copy ctor replacement)
korDen
parents:
79
diff
changeset
|
1734 scope Scope sc = new Scope(); |
| 0 | 1735 e = e.semantic(sc); |
| 1736 } | |
| 1737 else | |
| 1738 { | |
| 1739 error(loc, "no property '%s' for type '%s'", ident.toChars(), toChars()); | |
| 1740 e = new ErrorExp(); | |
| 1741 } | |
| 1742 return e; | |
| 1743 } | |
| 1744 | |
| 1745 Expression dotExp(Scope sc, Expression e, Identifier ident) | |
| 1746 { | |
| 1747 VarDeclaration v = null; | |
| 1748 | |
| 1749 version (LOGDOTEXP) { | |
| 1750 printf("Type.dotExp(e = '%s', ident = '%s')\n", e.toChars(), ident.toChars()); | |
| 1751 } | |
| 1752 if (e.op == TOK.TOKdotvar) | |
| 1753 { | |
| 1754 DotVarExp dv = cast(DotVarExp)e; | |
| 1755 v = dv.var.isVarDeclaration(); | |
| 1756 } | |
| 1757 else if (e.op == TOK.TOKvar) | |
| 1758 { | |
| 1759 VarExp ve = cast(VarExp)e; | |
| 1760 v = ve.var.isVarDeclaration(); | |
| 1761 } | |
| 1762 if (v) | |
| 1763 { | |
| 1764 if (ident is Id.offset) | |
| 1765 { | |
| 1766 if (!global.params.useDeprecated) | |
| 1767 error(e.loc, ".offset deprecated, use .offsetof"); | |
| 1768 goto Loffset; | |
| 1769 } | |
| 1770 else if (ident is Id.offsetof) | |
| 1771 { | |
| 1772 Loffset: | |
| 1773 if (v.storage_class & STC.STCfield) | |
| 1774 { | |
| 1775 e = new IntegerExp(e.loc, v.offset, Type.tsize_t); | |
| 1776 return e; | |
| 1777 } | |
| 1778 } | |
| 1779 else if (ident is Id.init_) | |
| 1780 { | |
| 1781 static if (false) { | |
| 1782 if (v.init) | |
| 1783 { | |
| 1784 if (v.init.isVoidInitializer()) | |
| 1785 error(e.loc, "%s.init is void", v.toChars()); | |
| 1786 else | |
| 1787 { Loc loc = e.loc; | |
| 1788 e = v.init.toExpression(); | |
| 1789 if (e.op == TOK.TOKassign || e.op == TOK.TOKconstruct || e.op == TOK.TOKblit) | |
| 1790 { | |
| 1791 e = (cast(AssignExp)e).e2; | |
| 1792 | |
| 1793 /* Take care of case where we used a 0 | |
| 1794 * to initialize the struct. | |
| 1795 */ | |
| 1796 if (e.type == Type.tint32 && | |
| 1797 e.isBool(0) && | |
| 1798 v.type.toBasetype().ty == TY.Tstruct) | |
| 1799 { | |
| 1800 e = v.type.defaultInit(e.loc); | |
| 1801 } | |
| 1802 } | |
| 1803 e = e.optimize(WANTvalue | WANTinterpret); | |
| 1804 // if (!e.isConst()) | |
| 1805 // error(loc, ".init cannot be evaluated at compile time"); | |
| 1806 } | |
| 1807 return e; | |
| 1808 } | |
| 1809 } | |
| 1810 Expression ex = defaultInit(e.loc); | |
| 1811 return ex; | |
| 1812 } | |
| 1813 } | |
| 1814 if (ident is Id.typeinfo_) | |
| 1815 { | |
| 1816 if (!global.params.useDeprecated) | |
| 1817 error(e.loc, ".typeinfo deprecated, use typeid(type)"); | |
| 1818 e = getTypeInfo(sc); | |
| 1819 return e; | |
| 1820 } | |
| 1821 if (ident is Id.stringof_) | |
| 1822 { | |
| 1823 string s = e.toChars(); | |
| 1824 e = new StringExp(e.loc, s, 'c'); | |
|
87
b17640f0e4e8
Fixed a bug with a Scope.this(Scope enclosing) being called instead of Scope.clone() method (as a copy ctor replacement)
korDen
parents:
79
diff
changeset
|
1825 scope Scope sc2 = new Scope(); /// |
| 0 | 1826 e = e.semantic(sc2); |
| 1827 return e; | |
| 1828 } | |
| 1829 return getProperty(e.loc, ident); | |
| 1830 } | |
| 1831 | |
| 1832 uint memalign(uint salign) | |
| 1833 { | |
| 1834 return salign; | |
| 1835 } | |
| 1836 | |
| 1837 ///Expression defaultInit(Loc loc = Loc(0)) | |
| 1838 Expression defaultInit(Loc loc) | |
| 1839 { | |
| 1840 assert(false); | |
| 1841 } | |
| 1842 | |
| 1843 ///bool isZeroInit(Loc loc = Loc(0)) // if initializer is 0 | |
| 1844 bool isZeroInit(Loc loc) // if initializer is 0 | |
| 1845 { | |
| 1846 assert(false); | |
| 1847 } | |
| 1848 | |
| 1849 dt_t** toDt(dt_t** pdt) | |
| 1850 { | |
| 1851 //printf("Type.toDt()\n"); | |
| 1852 Expression e = defaultInit(Loc(0)); | |
| 1853 return e.toDt(pdt); | |
| 1854 } | |
| 1855 | |
| 1856 Identifier getTypeInfoIdent(int internal) | |
| 1857 { | |
| 1858 // _init_10TypeInfo_%s | |
| 1859 scope OutBuffer buf = new OutBuffer(); | |
| 1860 Identifier id; | |
| 1861 char* name; | |
| 1862 int len; | |
| 1863 | |
| 1864 if (internal) | |
| 1865 { | |
| 1866 buf.writeByte(mangleChar[ty]); | |
| 1867 if (ty == TY.Tarray) | |
| 1868 buf.writeByte(mangleChar[(cast(TypeArray)this).next.ty]); | |
| 1869 } | |
| 1870 else | |
| 1871 toDecoBuffer(buf); | |
| 1872 | |
| 1873 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
|
1874 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
|
1875 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
|
1876 else |
| 0 | 1877 name = cast(char*)alloca(19 + len.sizeof * 3 + len + 1); |
| 1878 buf.writeByte(0); | |
| 1879 version (TARGET_OSX) { | |
| 1880 // The LINKc will prepend the _ | |
| 1881 len = sprintf(name, "D%dTypeInfo_%s6__initZ".ptr, 9 + len, buf.data); | |
| 1882 } else { | |
| 1883 len = sprintf(name, "_D%dTypeInfo_%s6__initZ".ptr, 9 + len, buf.data); | |
| 1884 } | |
| 1885 if (global.params.isWindows) | |
| 1886 name++; // C mangling will add it back in | |
| 1887 //printf("name = %s\n", name); | |
| 1888 id = Lexer.idPool(name[0..len-1].idup); | |
| 1889 return id; | |
| 1890 } | |
| 1891 | |
| 1892 /* These form the heart of template argument deduction. | |
| 1893 * Given 'this' being the type argument to the template instance, | |
| 1894 * it is matched against the template declaration parameter specialization | |
| 1895 * 'tparam' to determine the type to be used for the parameter. | |
| 1896 * Example: | |
| 1897 * template Foo(T:T*) // template declaration | |
| 1898 * Foo!(int*) // template instantiation | |
| 1899 * Input: | |
| 1900 * this = int* | |
| 1901 * tparam = T | |
| 1902 * parameters = [ T:T* ] // Array of TemplateParameter's | |
| 1903 * Output: | |
| 1904 * dedtypes = [ int ] // Array of Expression/Type's | |
| 1905 */ | |
| 1906 MATCH deduceType(Scope sc, Type tparam, TemplateParameters parameters, Objects dedtypes) | |
| 1907 { | |
| 1908 static if (false) { | |
| 1909 printf("Type.deduceType()\n"); | |
| 1910 printf("\tthis = %d, ", ty); print(); | |
| 1911 printf("\ttparam = %d, ", tparam.ty); tparam.print(); | |
| 1912 } | |
| 1913 if (!tparam) | |
| 1914 goto Lnomatch; | |
| 1915 | |
| 1916 if (this == tparam) | |
| 1917 goto Lexact; | |
| 1918 | |
| 1919 if (tparam.ty == Tident) | |
| 1920 { | |
| 1921 // Determine which parameter tparam is | |
| 1922 int i = templateParameterLookup(tparam, parameters); | |
| 1923 if (i == -1) | |
| 1924 { | |
| 1925 if (!sc) | |
| 1926 goto Lnomatch; | |
| 1927 | |
| 1928 /* Need a loc to go with the semantic routine. | |
| 1929 */ | |
| 1930 Loc loc; | |
| 1931 if (parameters.dim) | |
| 1932 { | |
| 1933 TemplateParameter tp = cast(TemplateParameter)parameters.data[0]; | |
| 1934 loc = tp.loc; | |
| 1935 } | |
| 1936 | |
| 1937 /* BUG: what if tparam is a template instance, that | |
| 1938 * has as an argument another Tident? | |
| 1939 */ | |
| 1940 tparam = tparam.semantic(loc, sc); | |
| 1941 assert(tparam.ty != Tident); | |
| 1942 return deduceType(sc, tparam, parameters, dedtypes); | |
| 1943 } | |
| 1944 | |
| 1945 TemplateParameter tp = cast(TemplateParameter)parameters.data[i]; | |
| 1946 | |
| 1947 // Found the corresponding parameter tp | |
| 1948 if (!tp.isTemplateTypeParameter()) | |
| 1949 goto Lnomatch; | |
| 1950 Type tt = this; | |
| 1951 Type at = cast(Type)dedtypes.data[i]; | |
| 1952 | |
| 1953 // 3*3 == 9 cases | |
| 1954 if (tparam.isMutable()) | |
| 1955 { // foo(U:U) T => T | |
| 1956 // foo(U:U) const(T) => const(T) | |
| 1957 // foo(U:U) invariant(T) => invariant(T) | |
| 1958 if (!at) | |
| 1959 { | |
| 1960 dedtypes.data[i] = cast(void*)this; | |
| 1961 goto Lexact; | |
| 1962 } | |
| 1963 } | |
| 1964 else if (mod == tparam.mod) | |
| 1965 { // foo(U:const(U)) const(T) => T | |
| 1966 // foo(U:invariant(U)) invariant(T) => T | |
| 1967 tt = mutableOf(); | |
| 1968 if (!at) | |
| 1969 { | |
| 1970 dedtypes.data[i] = cast(void*)tt; | |
| 1971 goto Lexact; | |
| 1972 } | |
| 1973 } | |
| 1974 else if (tparam.isConst()) | |
| 1975 { // foo(U:const(U)) T => T | |
| 1976 // foo(U:const(U)) invariant(T) => T | |
| 1977 tt = mutableOf(); | |
| 1978 if (!at) | |
| 1979 { | |
| 1980 dedtypes.data[i] = cast(void*)tt; | |
| 1981 goto Lconst; | |
| 1982 } | |
| 1983 } | |
| 1984 else | |
| 1985 { // foo(U:invariant(U)) T => nomatch | |
| 1986 // foo(U:invariant(U)) const(T) => nomatch | |
| 1987 if (!at) | |
| 1988 goto Lnomatch; | |
| 1989 } | |
| 1990 | |
| 1991 if (tt.equals(at)) | |
| 1992 goto Lexact; | |
| 1993 else if (tt.ty == Tclass && at.ty == Tclass) | |
| 1994 { | |
| 1995 return tt.implicitConvTo(at); | |
| 1996 } | |
| 1997 else if (tt.ty == Tsarray && at.ty == Tarray && | |
| 1998 tt.nextOf().implicitConvTo(at.nextOf()) >= MATCHconst) | |
| 1999 { | |
| 2000 goto Lexact; | |
| 2001 } | |
| 2002 else | |
| 2003 goto Lnomatch; | |
| 2004 } | |
| 2005 | |
| 2006 if (ty != tparam.ty) | |
| 2007 return implicitConvTo(tparam); | |
| 2008 // goto Lnomatch; | |
| 2009 | |
| 2010 if (nextOf()) | |
| 2011 return nextOf().deduceType(sc, tparam.nextOf(), parameters, dedtypes); | |
| 2012 | |
| 2013 Lexact: | |
| 2014 return MATCHexact; | |
| 2015 | |
| 2016 Lnomatch: | |
| 2017 return MATCHnomatch; | |
| 2018 | |
| 2019 version (DMDV2) { | |
| 2020 Lconst: | |
| 2021 return MATCHconst; | |
| 2022 } | |
| 2023 } | |
| 2024 | |
| 2025 void resolve(Loc loc, Scope sc, Expression* pe, Type* pt, Dsymbol* ps) | |
| 2026 { | |
| 2027 //printf("Type.resolve() %s, %d\n", toChars(), ty); | |
| 2028 Type t = semantic(loc, sc); | |
| 2029 *pt = t; | |
| 2030 *pe = null; | |
| 2031 *ps = null; | |
| 2032 } | |
| 2033 | |
| 2034 /******************************************* | |
| 2035 * Get a canonicalized form of the TypeInfo for use with the internal | |
| 2036 * runtime library routines. Canonicalized in that static arrays are | |
| 2037 * represented as dynamic arrays, enums are represented by their | |
| 2038 * underlying type, etc. This reduces the number of TypeInfo's needed, | |
| 2039 * so we can use the custom internal ones more. | |
| 2040 */ | |
| 2041 Expression getInternalTypeInfo(Scope sc) | |
| 2042 { | |
| 2043 TypeInfoDeclaration tid; | |
| 2044 Expression e; | |
| 2045 Type t; | |
| 2046 static TypeInfoDeclaration internalTI[TMAX]; | |
| 2047 | |
| 2048 //printf("Type.getInternalTypeInfo() %s\n", toChars()); | |
| 2049 t = toBasetype(); | |
| 2050 switch (t.ty) | |
| 2051 { | |
| 2052 case Tsarray: | |
| 2053 static if (false) { | |
| 2054 // convert to corresponding dynamic array type | |
| 2055 t = t.nextOf().mutableOf().arrayOf(); | |
| 2056 } | |
| 2057 break; | |
| 2058 | |
| 2059 case Tclass: | |
| 2060 if ((cast(TypeClass)t).sym.isInterfaceDeclaration()) | |
| 2061 break; | |
| 2062 goto Linternal; | |
| 2063 | |
| 2064 case Tarray: | |
| 2065 // convert to corresponding dynamic array type | |
| 2066 t = t.nextOf().mutableOf().arrayOf(); | |
| 2067 if (t.nextOf().ty != Tclass) | |
| 2068 break; | |
| 2069 goto Linternal; | |
| 2070 | |
| 2071 case Tfunction: | |
| 2072 case Tdelegate: | |
| 2073 case Tpointer: | |
| 2074 Linternal: | |
| 2075 tid = internalTI[t.ty]; | |
| 2076 if (!tid) | |
| 2077 { | |
| 2078 tid = new TypeInfoDeclaration(t, 1); | |
| 2079 internalTI[t.ty] = tid; | |
| 2080 } | |
| 2081 e = new VarExp(Loc(0), tid); | |
| 2082 e = e.addressOf(sc); | |
| 2083 e.type = tid.type; // do this so we don't get redundant dereference | |
| 2084 return e; | |
| 2085 | |
| 2086 default: | |
| 2087 break; | |
| 2088 } | |
| 2089 //printf("\tcalling getTypeInfo() %s\n", t.toChars()); | |
| 2090 return t.getTypeInfo(sc); | |
| 2091 } | |
| 2092 | |
| 2093 /**************************************************** | |
| 2094 * Get the exact TypeInfo. | |
| 2095 */ | |
| 2096 Expression getTypeInfo(Scope sc) | |
| 2097 { | |
| 2098 Expression e; | |
| 2099 Type t; | |
| 2100 | |
| 2101 //printf("Type.getTypeInfo() %p, %s\n", this, toChars()); | |
| 2102 t = merge2(); // do this since not all Type's are merge'd | |
| 2103 if (!t.vtinfo) | |
| 2104 { | |
| 2105 version (DMDV2) { | |
| 2106 if (t.isShared()) // does both 'shared' and 'shared const' | |
| 2107 t.vtinfo = new TypeInfoSharedDeclaration(t); | |
| 2108 else if (t.isConst()) | |
| 2109 t.vtinfo = new TypeInfoConstDeclaration(t); | |
| 2110 else if (t.isInvariant()) | |
| 2111 t.vtinfo = new TypeInfoInvariantDeclaration(t); | |
| 2112 else | |
| 2113 t.vtinfo = t.getTypeInfoDeclaration(); | |
| 2114 } else { | |
| 2115 t.vtinfo = t.getTypeInfoDeclaration(); | |
| 2116 } | |
| 2117 assert(t.vtinfo); | |
| 2118 vtinfo = t.vtinfo; | |
| 2119 | |
| 2120 /* If this has a custom implementation in std/typeinfo, then | |
| 2121 * do not generate a COMDAT for it. | |
| 2122 */ | |
| 2123 if (!t.builtinTypeInfo()) | |
| 2124 { | |
| 2125 // Generate COMDAT | |
| 2126 if (sc) // if in semantic() pass | |
| 2127 { | |
| 2128 // Find module that will go all the way to an object file | |
| 2129 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
|
2130 m.members.push(t.vtinfo); |
| 0 | 2131 } |
| 2132 else // if in obj generation pass | |
| 2133 { | |
| 2134 t.vtinfo.toObjFile(global.params.multiobj); | |
| 2135 } | |
| 2136 } | |
| 2137 } | |
| 2138 e = new VarExp(Loc(0), t.vtinfo); | |
| 2139 e = e.addressOf(sc); | |
| 2140 e.type = t.vtinfo.type; // do this so we don't get redundant dereference | |
| 2141 return e; | |
| 2142 } | |
| 2143 | |
| 2144 TypeInfoDeclaration getTypeInfoDeclaration() | |
| 2145 { | |
| 2146 //printf("Type.getTypeInfoDeclaration() %s\n", toChars()); | |
| 2147 return new TypeInfoDeclaration(this, 0); | |
| 2148 } | |
| 2149 | |
| 2150 /* These decide if there's an instance for them already in std.typeinfo, | |
| 2151 * because then the compiler doesn't need to build one. | |
| 2152 */ | |
| 2153 bool builtinTypeInfo() | |
| 2154 { | |
| 2155 return false; | |
| 2156 } | |
| 2157 | |
| 2158 /******************************* | |
| 2159 * If one of the subtypes of this type is a TypeIdentifier, | |
| 2160 * i.e. it's an unresolved type, return that type. | |
| 2161 */ | |
| 2162 Type reliesOnTident() | |
| 2163 { | |
| 2164 return null; | |
| 2165 } | |
| 2166 | |
| 2167 Expression toExpression() | |
| 2168 { | |
| 2169 assert(false); | |
| 2170 } | |
| 2171 | |
| 2172 /*************************************** | |
| 2173 * Return true if type has pointers that need to | |
| 2174 * be scanned by the GC during a collection cycle. | |
| 2175 */ | |
| 2176 bool hasPointers() | |
| 2177 { | |
| 2178 return false; | |
| 2179 } | |
| 2180 | |
| 2181 /************************************* | |
| 2182 * If this is a type of something, return that something. | |
| 2183 */ | |
| 2184 Type nextOf() | |
| 2185 { | |
| 2186 return null; | |
| 2187 } | |
| 2188 | |
| 53 | 2189 /**************************************** |
| 2190 * Return the mask that an integral type will | |
| 2191 * fit into. | |
| 2192 */ | |
| 0 | 2193 ulong sizemask() |
| 2194 { | |
| 53 | 2195 ulong m; |
| 2196 | |
| 2197 switch (toBasetype().ty) | |
| 2198 { | |
| 2199 case Tbool: m = 1; break; | |
| 2200 case Tchar: | |
| 2201 case Tint8: | |
| 2202 case Tuns8: m = 0xFF; break; | |
| 2203 case Twchar: | |
| 2204 case Tint16: | |
| 2205 case Tuns16: m = 0xFFFFUL; break; | |
| 2206 case Tdchar: | |
| 2207 case Tint32: | |
| 2208 case Tuns32: m = 0xFFFFFFFFUL; break; | |
| 2209 case Tint64: | |
| 2210 case Tuns64: m = 0xFFFFFFFFFFFFFFFFUL; break; | |
| 2211 default: | |
| 2212 assert(0); | |
| 2213 } | |
| 2214 return m; | |
| 0 | 2215 } |
| 2216 | |
| 2217 static void error(T...)(Loc loc, string format, T t) | |
| 2218 { | |
| 2219 .error(loc, format, t); | |
| 2220 } | |
| 2221 | |
| 2222 static void warning(T...)(Loc loc, string format, T t) | |
| 2223 { | |
| 2224 assert(false); | |
| 2225 } | |
| 2226 | |
| 2227 // For backend | |
| 2228 /***************************** | |
| 2229 * Return back end type corresponding to D front end type. | |
| 2230 */ | |
| 2231 TYM totym() | |
| 2232 { | |
| 2233 TYM t; | |
| 2234 | |
| 2235 switch (ty) | |
| 2236 { | |
| 2237 case TY.Tvoid: t = TYM.TYvoid; break; | |
| 2238 case TY.Tint8: t = TYM.TYschar; break; | |
| 2239 case TY.Tuns8: t = TYM.TYuchar; break; | |
| 2240 case TY.Tint16: t = TYM.TYshort; break; | |
| 2241 case TY.Tuns16: t = TYM.TYushort; break; | |
| 2242 case TY.Tint32: t = TYM.TYint; break; | |
| 2243 case TY.Tuns32: t = TYM.TYuint; break; | |
| 2244 case TY.Tint64: t = TYM.TYllong; break; | |
| 2245 case TY.Tuns64: t = TYM.TYullong; break; | |
| 2246 case TY.Tfloat32: t = TYM.TYfloat; break; | |
| 2247 case TY.Tfloat64: t = TYM.TYdouble; break; | |
| 2248 case TY.Tfloat80: t = TYM.TYldouble; break; | |
| 2249 case TY.Timaginary32: t = TYM.TYifloat; break; | |
| 2250 case TY.Timaginary64: t = TYM.TYidouble; break; | |
| 2251 case TY.Timaginary80: t = TYM.TYildouble; break; | |
| 2252 case TY.Tcomplex32: t = TYM.TYcfloat; break; | |
| 2253 case TY.Tcomplex64: t = TYM.TYcdouble; break; | |
| 2254 case TY.Tcomplex80: t = TYM.TYcldouble; break; | |
| 2255 //case Tbit: t = TYM.TYuchar; break; | |
| 2256 case TY.Tbool: t = TYM.TYbool; break; | |
| 2257 case TY.Tchar: t = TYM.TYchar; break; | |
| 2258 version (XXX) { ///TARGET_LINUX || TARGET_OSX || TARGET_FREEBSD || TARGET_SOLARIS | |
| 2259 case TY.Twchar: t = TYM.TYwchar_t; break; | |
| 2260 case TY.Tdchar: t = TYM.TYdchar; break; | |
| 2261 } else { | |
| 2262 case TY.Twchar: t = TYM.TYwchar_t; break; | |
| 2263 case TY.Tdchar: | |
| 2264 t = (global.params.symdebug == 1) ? TYM.TYdchar : TYM.TYulong; | |
| 2265 break; | |
| 2266 } | |
| 2267 | |
| 2268 case TY.Taarray: t = TYM.TYaarray; break; | |
| 2269 case TY.Tclass: | |
| 2270 case TY.Treference: | |
| 2271 case TY.Tpointer: t = TYM.TYnptr; break; | |
| 2272 case TY.Tdelegate: t = TYM.TYdelegate; break; | |
| 2273 case TY.Tarray: t = TYM.TYdarray; break; | |
| 2274 case TY.Tsarray: t = TYM.TYarray; break; | |
| 2275 case TY.Tstruct: t = TYM.TYstruct; break; | |
| 2276 | |
| 2277 case TY.Tenum: | |
| 2278 case TY.Ttypedef: | |
| 2279 t = toBasetype().totym(); | |
| 2280 break; | |
| 2281 | |
| 2282 case TY.Tident: | |
| 2283 case TY.Ttypeof: | |
| 2284 debug { | |
| 2285 writef("ty = %d, '%s'\n", ty, toChars()); | |
| 2286 } | |
| 2287 error (Loc(0), "forward reference of %s", toChars()); | |
| 2288 t = TYM.TYint; | |
| 2289 break; | |
| 2290 | |
| 2291 default: | |
| 2292 debug { | |
| 2293 writef("ty = %d, '%s'\n", ty, toChars()); | |
| 2294 } | |
| 2295 assert(0); | |
| 2296 } | |
| 2297 | |
| 2298 version (DMDV2) { | |
| 2299 // Add modifiers | |
| 2300 switch (mod) | |
| 2301 { | |
| 2302 case MOD.MODundefined: | |
| 2303 break; | |
| 2304 case MOD.MODconst: | |
| 2305 t |= mTY.mTYconst; | |
| 2306 break; | |
| 2307 case MOD.MODinvariant: | |
| 2308 t |= mTY.mTYimmutable; | |
| 2309 break; | |
| 2310 case MOD.MODshared: | |
| 2311 t |= mTY.mTYshared; | |
| 2312 break; | |
| 2313 case MOD.MODshared | MOD.MODconst: | |
| 2314 t |= mTY.mTYshared | mTY.mTYconst; | |
| 2315 break; | |
| 2316 default: | |
| 2317 assert(0); | |
| 2318 } | |
| 2319 } | |
| 2320 | |
| 2321 return t; | |
| 2322 } | |
| 2323 | |
| 2324 /*************************************** | |
| 2325 * Convert from D type to C type. | |
| 2326 * This is done so C debug info can be generated. | |
| 2327 */ | |
| 2328 type* toCtype() | |
| 2329 { | |
| 2330 if (!ctype) | |
| 2331 { | |
| 2332 ctype = type_fake(totym()); | |
| 2333 ctype.Tcount++; | |
| 2334 } | |
| 2335 return ctype; | |
| 2336 } | |
| 2337 | |
| 2338 type* toCParamtype() | |
| 2339 { | |
| 2340 return toCtype(); | |
| 2341 } | |
| 2342 | |
| 2343 Symbol* toSymbol() | |
| 2344 { | |
| 2345 assert(false); | |
| 2346 } | |
| 2347 | |
| 2348 // For eliminating dynamic_cast | |
| 2349 TypeBasic isTypeBasic() | |
| 2350 { | |
| 2351 return null; | |
| 2352 } | |
| 2353 | |
| 2354 static Type tvoid() | |
| 2355 { | |
| 2356 return basic[TY.Tvoid]; | |
| 2357 } | |
| 2358 | |
| 2359 static Type tint8() | |
| 2360 { | |
| 2361 return basic[TY.Tint8]; | |
| 2362 } | |
| 2363 | |
| 2364 static Type tuns8() | |
| 2365 { | |
| 2366 return basic[TY.Tuns8]; | |
| 2367 } | |
| 2368 | |
| 2369 static Type tint16() | |
| 2370 { | |
| 2371 return basic[TY.Tint16]; | |
| 2372 } | |
| 2373 | |
| 2374 static Type tuns16() | |
| 2375 { | |
| 2376 return basic[TY.Tuns16]; | |
| 2377 } | |
| 2378 | |
| 2379 static Type tint32() | |
| 2380 { | |
| 2381 return basic[TY.Tint32]; | |
| 2382 } | |
| 2383 | |
| 2384 static Type tuns32() | |
| 2385 { | |
| 2386 return basic[TY.Tuns32]; | |
| 2387 } | |
| 2388 | |
| 2389 static Type tint64() | |
| 2390 { | |
| 2391 return basic[TY.Tint64]; | |
| 2392 } | |
| 2393 | |
| 2394 static Type tuns64() | |
| 2395 { | |
| 2396 return basic[TY.Tuns64]; | |
| 2397 } | |
| 2398 | |
| 2399 static Type tfloat32() | |
| 2400 { | |
| 2401 return basic[TY.Tfloat32]; | |
| 2402 } | |
| 2403 | |
| 2404 static Type tfloat64() | |
| 2405 { | |
| 2406 return basic[TY.Tfloat64]; | |
| 2407 } | |
| 2408 | |
| 2409 static Type tfloat80() | |
| 2410 { | |
| 2411 return basic[TY.Tfloat80]; | |
| 2412 } | |
| 2413 | |
| 2414 static Type timaginary32() | |
| 2415 { | |
| 2416 return basic[TY.Timaginary32]; | |
| 2417 } | |
| 2418 | |
| 2419 static Type timaginary64() | |
| 2420 { | |
| 2421 return basic[TY.Timaginary64]; | |
| 2422 } | |
| 2423 | |
| 2424 static Type timaginary80() | |
| 2425 { | |
| 2426 return basic[TY.Timaginary80]; | |
| 2427 } | |
| 2428 | |
| 2429 static Type tcomplex32() | |
| 2430 { | |
| 2431 return basic[TY.Tcomplex32]; | |
| 2432 } | |
| 2433 | |
| 2434 static Type tcomplex64() | |
| 2435 { | |
| 2436 return basic[TY.Tcomplex64]; | |
| 2437 } | |
| 2438 | |
| 2439 static Type tcomplex80() | |
| 2440 { | |
| 2441 return basic[TY.Tcomplex80]; | |
| 2442 } | |
| 2443 | |
| 2444 static Type tbit() | |
| 2445 { | |
| 2446 return basic[TY.Tbit]; | |
| 2447 } | |
| 2448 | |
| 2449 static Type tbool() | |
| 2450 { | |
| 2451 return basic[TY.Tbool]; | |
| 2452 } | |
| 2453 | |
| 2454 static Type tchar() | |
| 2455 { | |
| 2456 return basic[TY.Tchar]; | |
| 2457 } | |
| 2458 | |
| 2459 static Type twchar() | |
| 2460 { | |
| 2461 return basic[TY.Twchar]; | |
| 2462 } | |
| 2463 | |
| 2464 static Type tdchar() | |
| 2465 { | |
| 2466 return basic[TY.Tdchar]; | |
| 2467 } | |
| 2468 | |
| 2469 // Some special types | |
| 2470 static Type tshiftcnt() | |
| 2471 { | |
| 2472 return tint32; // right side of shift expression | |
| 2473 } | |
| 2474 | |
| 2475 // #define tboolean tint32 // result of boolean expression | |
| 2476 static Type tboolean() | |
| 2477 { | |
| 2478 return tbool; // result of boolean expression | |
| 2479 } | |
| 2480 | |
| 2481 static Type tindex() | |
| 2482 { | |
| 2483 return tint32; // array/ptr index | |
| 2484 } | |
| 2485 | |
| 2486 static Type tvoidptr; // void* | |
| 2487 | |
| 2488 static Type terror() | |
| 2489 { | |
| 2490 return basic[TY.Terror]; // for error recovery | |
| 2491 } | |
| 2492 | |
| 2493 static Type tsize_t() | |
| 2494 { | |
| 2495 return basic[Tsize_t]; // matches size_t alias | |
| 2496 } | |
| 2497 | |
| 2498 static Type tptrdiff_t() | |
| 2499 { | |
| 2500 return basic[Tptrdiff_t]; // matches ptrdiff_t alias | |
| 2501 } | |
| 2502 | |
| 2503 static Type thash_t() | |
| 2504 { | |
| 2505 return tsize_t; // matches hash_t alias | |
| 2506 } | |
|
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
|
2507 } |