Mercurial > projects > ddmd
annotate dmd/PragmaDeclaration.d @ 95:ae5b11064a9a
beginning of 2.036 branch
| author | Trass3r |
|---|---|
| date | Mon, 30 Aug 2010 23:08:44 +0200 |
| parents | 39648eb578f6 |
| children | e28b18c23469 |
| rev | line source |
|---|---|
| 0 | 1 module dmd.PragmaDeclaration; |
| 2 | |
| 3 import dmd.ArrayTypes; | |
| 4 import dmd.AttribDeclaration; | |
| 5 import dmd.Loc; | |
| 6 import dmd.Identifier; | |
| 7 import dmd.StringExp; | |
| 8 import dmd.TOK; | |
| 9 import dmd.WANT; | |
| 10 import dmd.Global; | |
| 11 import dmd.Id; | |
| 12 import dmd.Array; | |
| 13 import dmd.Dsymbol; | |
| 14 import dmd.Scope; | |
| 15 import dmd.OutBuffer; | |
| 16 import dmd.HdrGenState; | |
| 17 import dmd.Expression; | |
| 18 import dmd.FuncDeclaration; | |
| 19 | |
| 20 import dmd.backend.Util; | |
| 21 import dmd.backend.Symbol; | |
| 22 | |
| 4 | 23 import core.memory; |
| 2 | 24 |
| 0 | 25 class PragmaDeclaration : AttribDeclaration |
| 26 { | |
| 27 Expressions args; // array of Expression's | |
| 28 | |
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29 this(Loc loc, Identifier ident, Expressions args, Dsymbols decl) |
| 0 | 30 { |
| 31 super(decl); | |
| 32 this.loc = loc; | |
| 33 this.ident = ident; | |
| 34 this.args = args; | |
| 35 } | |
| 36 | |
| 72 | 37 override Dsymbol syntaxCopy(Dsymbol s) |
| 0 | 38 { |
| 39 //printf("PragmaDeclaration.syntaxCopy(%s)\n", toChars()); | |
| 40 PragmaDeclaration pd; | |
| 41 | |
| 42 assert(!s); | |
| 43 pd = new PragmaDeclaration(loc, ident, Expression.arraySyntaxCopy(args), Dsymbol.arraySyntaxCopy(decl)); | |
| 44 return pd; | |
| 45 } | |
| 46 | |
| 72 | 47 override void semantic(Scope sc) |
| 0 | 48 { |
| 49 // Should be merged with PragmaStatement | |
| 50 | |
| 51 //printf("\tPragmaDeclaration.semantic '%s'\n",toChars()); | |
| 52 if (ident == Id.msg) | |
| 53 { | |
| 54 if (args) | |
| 55 { | |
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56 foreach (e; args) |
| 0 | 57 { |
| 58 e = e.semantic(sc); | |
| 59 e = e.optimize(WANTvalue | WANTinterpret); | |
| 60 if (e.op == TOKstring) | |
| 61 { | |
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62 auto se = cast(StringExp)e; |
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63 writef("%s", se.toChars()[1..$-3] /*se.len, cast(char*)se.string_*/); |
| 0 | 64 } |
| 65 else | |
| 95 | 66 writef(e.toChars()); |
| 0 | 67 } |
| 68 writef("\n"); | |
| 69 } | |
| 70 goto Lnodecl; | |
| 71 } | |
| 72 else if (ident == Id.lib) | |
| 73 { | |
| 74 if (!args || args.dim != 1) | |
| 75 error("string expected for library name"); | |
| 76 else | |
| 77 { | |
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78 auto e = args[0]; |
| 0 | 79 |
| 80 e = e.semantic(sc); | |
| 81 e = e.optimize(WANTvalue | WANTinterpret); | |
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82 args[0] = e; |
| 0 | 83 if (e.op != TOKstring) |
| 84 error("string expected for library name, not '%s'", e.toChars()); | |
| 85 else if (global.params.verbose) | |
| 86 { | |
| 87 StringExp se = cast(StringExp)e; | |
| 88 writef("library %.*s\n", cast(int)se.len, cast(char*)se.string_); | |
| 89 } | |
| 90 } | |
| 91 goto Lnodecl; | |
| 92 } | |
| 93 /// version (IN_GCC) { | |
| 94 /// else if (ident == Id.GNU_asm) | |
| 95 /// { | |
| 96 /// if (! args || args.dim != 2) | |
| 97 /// error("identifier and string expected for asm name"); | |
| 98 /// else | |
| 99 /// { | |
| 100 /// Expression *e; | |
| 101 /// Declaration *d = null; | |
| 102 /// StringExp *s = null; | |
| 103 /// | |
| 104 /// e = (Expression *)args.data[0]; | |
| 105 /// e = e.semantic(sc); | |
| 106 /// if (e.op == TOKvar) | |
| 107 /// { | |
| 108 /// d = ((VarExp *)e).var; | |
| 109 /// if (! d.isFuncDeclaration() && ! d.isVarDeclaration()) | |
| 110 /// d = null; | |
| 111 /// } | |
| 112 /// if (!d) | |
| 113 /// error("first argument of GNU_asm must be a function or variable declaration"); | |
| 114 /// | |
| 115 /// e = (Expression *)args.data[1]; | |
| 116 /// e = e.semantic(sc); | |
| 117 /// e = e.optimize(WANTvalue); | |
| 118 /// if (e.op == TOKstring && ((StringExp *)e).sz == 1) | |
| 119 /// s = ((StringExp *)e); | |
| 120 /// else | |
| 121 /// error("second argument of GNU_asm must be a char string"); | |
| 122 /// | |
| 123 /// if (d && s) | |
| 124 /// d.c_ident = Lexer.idPool((char*) s.string); | |
| 125 /// } | |
| 126 /// goto Lnodecl; | |
| 127 /// } | |
| 128 /// } | |
| 129 else if (ident == Id.startaddress) | |
| 130 { | |
| 131 if (!args || args.dim != 1) | |
| 132 error("function name expected for start address"); | |
| 133 else | |
| 134 { | |
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135 auto e = args[0]; |
| 0 | 136 e = e.semantic(sc); |
| 137 e = e.optimize(WANTvalue | WANTinterpret); | |
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138 args[0] = e; |
| 0 | 139 Dsymbol sa = getDsymbol(e); |
| 140 if (!sa || !sa.isFuncDeclaration()) | |
| 141 error("function name expected for start address, not '%s'", e.toChars()); | |
| 142 } | |
| 143 goto Lnodecl; | |
| 144 } | |
| 145 /// version (TARGET_NET) { | |
| 146 /// else if (ident == Lexer.idPool("assembly")) | |
| 147 /// { | |
| 148 /// } | |
| 149 /// } // TARGET_NET | |
| 150 else if (global.params.ignoreUnsupportedPragmas) | |
| 151 { | |
| 152 if (global.params.verbose) | |
| 153 { | |
| 154 /* Print unrecognized pragmas | |
| 155 */ | |
| 156 writef("pragma %s", ident.toChars()); | |
| 157 if (args) | |
| 158 { | |
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parents:
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159 foreach (size_t i, Expression e; args) |
| 0 | 160 { |
| 161 e = e.semantic(sc); | |
| 162 e = e.optimize(WANTvalue | WANTinterpret); | |
| 163 if (i == 0) | |
| 164 writef(" ("); | |
| 165 else | |
| 166 writef(","); | |
| 167 writef("%s", e.toChars()); | |
| 168 } | |
| 169 if (args.dim) | |
| 170 writef(")"); | |
| 171 } | |
| 172 writef("\n"); | |
| 173 } | |
| 174 goto Lnodecl; | |
| 175 } | |
| 176 else | |
| 177 error("unrecognized pragma(%s)", ident.toChars()); | |
| 178 | |
| 179 if (decl) | |
| 180 { | |
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Eldar Insafutdinov <e.insafutdinov@gmail.com>
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181 foreach(Dsymbol s; decl) |
| 0 | 182 s.semantic(sc); |
| 183 } | |
| 184 return; | |
| 185 | |
| 186 Lnodecl: | |
| 187 if (decl) | |
| 188 error("pragma is missing closing ';'"); | |
| 189 } | |
| 190 | |
| 72 | 191 override void setScope(Scope sc) |
| 0 | 192 { |
| 193 version (TARGET_NET) { | |
| 194 if (ident == Lexer.idPool("assembly")) | |
| 195 { | |
| 196 if (!args || args.dim != 1) | |
| 197 { | |
| 198 error("pragma has invalid number of arguments"); | |
| 199 } | |
| 200 else | |
| 201 { | |
| 202 Expression e = cast(Expression)args.data[0]; | |
| 203 e = e.semantic(sc); | |
| 204 e = e.optimize(WANTvalue | WANTinterpret); | |
| 205 args.data[0] = cast(void*)e; | |
| 206 if (e.op != TOKstring) | |
| 207 { | |
| 208 error("string expected, not '%s'", e.toChars()); | |
| 209 } | |
| 210 PragmaScope pragma_ = new PragmaScope(this, sc.parent, cast(StringExp)e); | |
| 211 | |
| 212 assert(sc); | |
| 213 pragma_.setScope(sc); | |
| 214 | |
| 215 //add to module members | |
| 216 assert(sc.module_); | |
| 217 assert(sc.module_.members); | |
| 218 sc.module_.members.push(cast(void*)pragma_); | |
| 219 } | |
| 220 } | |
| 221 } | |
| 222 } | |
| 223 | |
| 72 | 224 override bool oneMember(Dsymbol* ps) |
| 0 | 225 { |
| 226 assert(false); | |
| 227 } | |
| 228 | |
| 72 | 229 override void toCBuffer(OutBuffer buf, HdrGenState* hgs) |
| 0 | 230 { |
| 231 assert(false); | |
| 232 } | |
| 233 | |
| 72 | 234 override string kind() |
| 0 | 235 { |
| 236 assert(false); | |
| 237 } | |
| 238 | |
| 72 | 239 override void toObjFile(int multiobj) // compile to .obj file |
| 0 | 240 { |
| 241 if (ident == Id.lib) | |
| 242 { | |
| 243 assert(args && args.dim == 1); | |
| 244 | |
|
90
39648eb578f6
more Expressions work
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
84
diff
changeset
|
245 auto e = args[0]; |
| 0 | 246 |
| 247 assert(e.op == TOKstring); | |
| 248 | |
|
90
39648eb578f6
more Expressions work
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
84
diff
changeset
|
249 auto se = cast(StringExp)e; |
| 2 | 250 char* name = cast(char*)GC.malloc(se.len + 1); |
| 0 | 251 memcpy(name, se.string_, se.len); |
| 252 name[se.len] = 0; | |
| 253 version (OMFOBJ) { | |
| 254 /* The OMF format allows library names to be inserted | |
| 255 * into the object file. The linker will then automatically | |
| 256 * search that library, too. | |
| 257 */ | |
| 258 obj_includelib(name); | |
| 259 } else version (ELFOBJ_OR_MACHOBJ) { | |
| 260 /* The format does not allow embedded library names, | |
| 261 * so instead append the library name to the list to be passed | |
| 262 * to the linker. | |
| 263 */ | |
| 264 global.params.libfiles.push(cast(void*) name); | |
| 265 } else { | |
| 266 error("pragma lib not supported"); | |
| 267 } | |
| 268 } | |
| 269 /// version (DMDV2) { | |
| 270 else if (ident == Id.startaddress) | |
| 271 { | |
| 272 assert(args && args.dim == 1); | |
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39648eb578f6
more Expressions work
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
84
diff
changeset
|
273 auto e = args[0]; |
| 0 | 274 Dsymbol sa = getDsymbol(e); |
| 275 FuncDeclaration f = sa.isFuncDeclaration(); | |
| 276 assert(f); | |
| 277 Symbol* s = f.toSymbol(); | |
| 278 obj_startaddress(s); | |
| 279 } | |
| 280 /// } | |
| 281 AttribDeclaration.toObjFile(multiobj); | |
| 282 } | |
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Robert Clipsham <robert@octarineparrot.com>
parents:
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diff
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283 } |