Mercurial > projects > ddmd
annotate dmd/Module.d @ 73:ef02e2e203c2
Updating to dmd2.033
| author | korDen |
|---|---|
| date | Sat, 28 Aug 2010 19:42:41 +0400 |
| parents | 2e2a5c3f943a |
| children | 7e0d548de9e6 |
| rev | line source |
|---|---|
| 0 | 1 module dmd.Module; |
| 2 | |
| 3 import dmd.Package; | |
| 4 import dmd.DsymbolTable; | |
| 5 import dmd.backend.TYM; | |
| 6 import dmd.Array; | |
| 7 import dmd.StaticDtorDeclaration; | |
| 8 import dmd.Scope; | |
| 9 import dmd.Id; | |
| 10 import dmd.Import; | |
| 11 import dmd.ClassDeclaration; | |
| 12 import dmd.ModuleDeclaration; | |
| 13 import dmd.File; | |
| 14 import dmd.Identifier; | |
| 15 import dmd.Dsymbol; | |
| 16 import dmd.ModuleInfoDeclaration; | |
| 17 import dmd.FuncDeclaration; | |
| 18 import dmd.Loc; | |
| 19 import dmd.Macro; | |
| 20 import dmd.Escape; | |
| 21 import dmd.OutBuffer; | |
| 22 import dmd.HdrGenState; | |
| 23 import dmd.ArrayTypes; | |
| 24 import dmd.FileName; | |
| 25 import dmd.Global; | |
| 26 import dmd.Parser; | |
| 27 import dmd.Lexer; | |
| 28 import dmd.Util; | |
| 29 import dmd.String; | |
| 30 import dmd.ScopeDsymbol; | |
| 31 import dmd.Type; | |
| 32 import dmd.backend.TYPE; | |
| 33 import dmd.backend.Cstate; | |
| 34 import dmd.backend.OPER; | |
| 35 import dmd.backend.REG; | |
| 36 import dmd.backend.Symbol; | |
| 37 import dmd.backend.elem; | |
| 38 import dmd.backend.mTYman; | |
| 39 import dmd.backend.Util; | |
| 40 import dmd.backend.SC; | |
| 41 import dmd.backend.FL; | |
| 42 import dmd.backend.SFL; | |
| 43 import dmd.backend.TF; | |
| 44 import dmd.backend.RTLSYM; | |
| 45 import dmd.backend.BC; | |
| 46 import dmd.backend.block; | |
| 47 import dmd.backend.targ_types; | |
| 48 import dmd.backend.dt_t; | |
| 49 import dmd.backend.TYM; | |
| 50 import dmd.backend.Util; | |
| 51 import dmd.backend.Classsym; | |
| 52 import dmd.backend.glue; | |
| 53 import dmd.backend.LIST; | |
| 54 import dmd.codegen.Util; | |
| 55 | |
| 56 import core.stdc.string; | |
| 57 import core.stdc.stdlib; | |
| 58 | |
| 4 | 59 import core.memory; |
| 2 | 60 |
| 0 | 61 uint readwordLE(ushort* p) |
| 62 { | |
| 63 version (__I86__) { | |
| 64 return *p; | |
| 65 } else { | |
| 66 return ((cast(ubyte*)p)[1] << 8) | (cast(ubyte*)p)[0]; | |
| 67 } | |
| 68 } | |
| 69 | |
| 70 uint readwordBE(ushort* p) | |
| 71 { | |
| 72 return ((cast(ubyte*)p)[0] << 8) | (cast(ubyte*)p)[1]; | |
| 73 } | |
| 74 | |
| 75 uint readlongLE(uint* p) | |
| 76 { | |
| 77 version (__I86__) { | |
| 78 return *p; | |
| 79 } else { | |
| 80 return (cast(ubyte*)p)[0] | | |
| 81 ((cast(ubyte*)p)[1] << 8) | | |
| 82 ((cast(ubyte*)p)[2] << 16) | | |
| 83 ((cast(ubyte*)p)[3] << 24); | |
| 84 } | |
| 85 } | |
| 86 | |
| 87 uint readlongBE(uint* p) | |
| 88 { | |
| 89 return (cast(ubyte*)p)[3] | | |
| 90 ((cast(ubyte*)p)[2] << 8) | | |
| 91 ((cast(ubyte*)p)[1] << 16) | | |
| 92 ((cast(ubyte*)p)[0] << 24); | |
| 93 } | |
| 94 | |
| 95 /* Segments */ | |
| 96 enum Segment { | |
| 97 CODE = 1, /* code segment */ | |
| 98 DATA = 2, /* initialized data */ | |
| 99 CDATA = 3, /* constant data */ | |
| 100 UDATA = 4, /* uninitialized data */ | |
| 101 UNKNOWN = -1, /* unknown segment */ | |
| 102 } | |
| 103 | |
| 104 struct seg_data | |
| 105 { | |
| 106 int SDseg; // omf file segment index | |
| 107 targ_size_t SDoffset; // starting offset for data | |
| 108 | |
| 109 bool isfarseg; | |
| 110 int seg; // segment number | |
| 111 int lnameidx; // lname idx of segment name | |
| 112 int classidx; // lname idx of class name | |
| 113 uint attr; // segment attribute | |
| 114 targ_size_t origsize; // original size | |
| 115 int seek; // seek position in output file | |
| 116 } | |
| 117 | |
| 118 extern (C) extern __gshared seg_data** SegData; | |
| 119 | |
| 120 ref targ_size_t Offset(Segment seg) { | |
| 121 return SegData[seg].SDoffset; | |
| 122 } | |
| 123 | |
| 124 ref targ_size_t Doffset() { | |
| 125 return SegData[Segment.DATA].SDoffset; | |
| 126 } | |
| 127 | |
| 128 ref targ_size_t CDoffset() { | |
| 129 return SegData[Segment.CDATA].SDoffset; | |
| 130 } | |
| 131 | |
| 132 ref targ_size_t UDoffset() { | |
| 133 return SegData[Segment.UDATA].SDoffset; | |
| 134 } | |
| 135 | |
| 136 enum CF { | |
| 137 CFes = 1, // generate an ES: segment override for this instr | |
| 138 CFjmp16 = 2, // need 16 bit jump offset (long branch) | |
| 139 CFtarg = 4, // this code is the target of a jump | |
| 140 CFseg = 8, // get segment of immediate value | |
| 141 CFoff = 0x10, // get offset of immediate value | |
| 142 CFss = 0x20, // generate an SS: segment override (not with | |
| 143 // CFes at the same time, though!) | |
| 144 CFpsw = 0x40, // we need the flags result after this instruction | |
| 145 CFopsize = 0x80, // prefix with operand size | |
| 146 CFaddrsize = 0x100, // prefix with address size | |
| 147 CFds = 0x200, // need DS override (not with es, ss, or cs ) | |
| 148 CFcs = 0x400, // need CS override | |
| 149 CFfs = 0x800, // need FS override | |
| 150 CFgs = (CFcs | CFfs), // need GS override | |
| 151 CFwait = 0x1000, // If I32 it indicates when to output a WAIT | |
| 152 CFselfrel = 0x2000, // if self-relative | |
| 153 CFunambig = 0x4000, // indicates cannot be accessed by other addressing | |
| 154 // modes | |
| 155 CFtarg2 = 0x8000, // like CFtarg, but we can't optimize this away | |
| 156 CFvolatile = 0x10000, // volatile reference, do not schedule | |
| 157 CFclassinit = 0x20000, // class init code | |
| 158 | |
| 159 CFSEG = (CFes | CFss | CFds | CFcs | CFfs | CFgs), | |
| 160 CFPREFIX = (CFSEG | CFopsize | CFaddrsize), | |
| 161 } | |
| 162 | |
| 163 class Module : Package | |
| 164 { | |
| 165 static Module rootModule; | |
| 166 static DsymbolTable modules; // symbol table of all modules | |
| 167 static Array amodules; // array of all modules | |
| 168 static Array deferred; // deferred Dsymbol's needing semantic() run on them | |
| 169 static uint dprogress; // progress resolving the deferred list | |
| 170 | |
| 171 static void init() | |
| 172 { | |
| 173 modules = new DsymbolTable(); | |
| 174 amodules = new Array(); | |
| 175 deferred = new Array(); | |
| 176 } | |
| 177 | |
| 178 static ClassDeclaration moduleinfo; | |
| 179 | |
| 180 | |
| 181 string arg; // original argument name | |
| 182 ModuleDeclaration md; // if !null, the contents of the ModuleDeclaration declaration | |
| 183 File srcfile; // input source file | |
| 184 File objfile; // output .obj file | |
| 185 File hdrfile; // 'header' file | |
| 186 File symfile; // output symbol file | |
| 187 File docfile; // output documentation file | |
| 188 uint errors; // if any errors in file | |
| 189 uint numlines; // number of lines in source file | |
| 190 int isHtml; // if it is an HTML file | |
| 191 int isDocFile; // if it is a documentation input file, not D source | |
| 192 int needmoduleinfo; /// TODO: change to bool | |
| 193 version (IN_GCC) { | |
| 194 int strictlyneedmoduleinfo; | |
| 195 } | |
| 196 | |
| 197 int selfimports; // 0: don't know, 1: does not, 2: does | |
| 198 int selfImports() // returns !=0 if module imports itself | |
| 199 { | |
| 200 assert(false); | |
| 201 } | |
| 202 | |
| 203 int insearch; | |
| 204 Identifier searchCacheIdent; | |
| 205 Dsymbol searchCacheSymbol; // cached value of search | |
| 206 int searchCacheFlags; // cached flags | |
| 207 | |
| 208 int semanticstarted; // has semantic() been started? | |
| 209 int semanticRun; // has semantic() been done? | |
| 210 int root; // != 0 if this is a 'root' module, | |
| 211 // i.e. a module that will be taken all the | |
| 212 // way to an object file | |
| 213 Module importedFrom; // module from command line we're imported from, | |
| 214 // i.e. a module that will be taken all the | |
| 215 // way to an object file | |
| 216 | |
| 217 Array decldefs; // top level declarations for this Module | |
| 218 | |
| 219 Array aimports; // all imported modules | |
| 220 | |
| 221 ModuleInfoDeclaration vmoduleinfo; | |
| 222 | |
| 223 uint debuglevel; // debug level | |
| 224 Array debugids; // debug identifiers | |
| 225 Array debugidsNot; // forward referenced debug identifiers | |
| 226 | |
| 227 uint versionlevel; // version level | |
| 228 Array versionids; // version identifiers | |
| 229 Array versionidsNot; // forward referenced version identifiers | |
| 230 | |
| 231 Macro macrotable; // document comment macros | |
| 232 Escape escapetable; // document comment escapes | |
| 233 bool safe; // TRUE if module is marked as 'safe' | |
| 234 | |
| 235 this(string filename, Identifier ident, int doDocComment, int doHdrGen) | |
| 236 { | |
| 237 super(ident); | |
| 238 FileName objfilename; | |
| 239 | |
| 240 aimports = new Array(); | |
| 241 | |
| 242 //writef("Module.Module(filename = '%s', ident = '%s')\n", filename, ident.toChars()); | |
| 243 this.arg = filename; | |
| 244 | |
| 245 FileName srcfilename = FileName.defaultExt(filename, global.mars_ext); | |
| 246 if (!srcfilename.equalsExt(global.mars_ext) && | |
| 247 !srcfilename.equalsExt(global.hdr_ext) && | |
| 248 !srcfilename.equalsExt("dd")) | |
| 249 { | |
| 250 if (srcfilename.equalsExt("html") || | |
| 251 srcfilename.equalsExt("htm") || | |
| 252 srcfilename.equalsExt("xhtml")) | |
| 253 { | |
| 254 if (!global.params.useDeprecated) | |
| 255 error("html source files is deprecated %s", srcfilename.toChars()); | |
| 256 isHtml = 1; | |
| 257 } | |
| 258 else | |
| 259 { | |
| 260 error("source file name '%s' must have .%s extension", srcfilename.toChars(), global.mars_ext); | |
| 261 fatal(); | |
| 262 } | |
| 263 } | |
| 264 | |
| 265 string argobj; | |
| 266 if (global.params.objname) | |
| 267 argobj = global.params.objname; | |
| 268 else if (global.params.preservePaths) | |
| 269 argobj = filename; | |
| 270 else | |
| 271 argobj = FileName.name(filename); | |
| 272 if (!FileName.absolute(argobj)) | |
| 273 { | |
| 274 argobj = FileName.combine(global.params.objdir, argobj); | |
| 275 } | |
| 276 | |
| 277 if (global.params.objname) | |
| 278 objfilename = new FileName(argobj); | |
| 279 else | |
| 280 objfilename = FileName.forceExt(argobj, global.obj_ext); | |
| 281 | |
| 282 FileName symfilename = FileName.forceExt(filename, global.sym_ext); | |
| 283 | |
| 284 srcfile = new File(srcfilename); | |
| 285 | |
| 286 if (doDocComment) { | |
| 287 setDocfile(); | |
| 288 } | |
| 289 | |
| 290 if (doHdrGen) { | |
| 291 setHdrfile(); | |
| 292 } | |
| 293 | |
| 294 objfile = new File(objfilename); | |
| 295 symfile = new File(symfilename); | |
| 296 } | |
| 297 | |
| 298 static Module load(Loc loc, Array packages, Identifier ident) | |
| 299 { | |
| 300 Module m; | |
| 301 string filename; | |
| 302 | |
| 303 //writef("Module.load(ident = '%s')\n", ident.toChars()); | |
| 304 | |
| 305 // Build module filename by turning: | |
| 306 // foo.bar.baz | |
| 307 // into: | |
| 308 // foo\bar\baz | |
| 309 filename = ident.toChars(); | |
| 310 if (packages && packages.dim) | |
| 311 { | |
| 312 scope OutBuffer buf = new OutBuffer(); | |
| 313 int i; | |
| 314 | |
| 315 for (i = 0; i < packages.dim; i++) | |
| 316 { | |
| 317 Identifier pid = cast(Identifier)packages.data[i]; | |
| 318 | |
| 319 buf.writestring(pid.toChars()); | |
| 320 version (_WIN32) { | |
| 321 buf.writeByte('\\'); | |
| 322 } else { | |
| 323 buf.writeByte('/'); | |
| 324 } | |
| 325 } | |
| 326 buf.writestring(filename); | |
| 327 filename = buf.extractString(); | |
| 328 } | |
| 329 | |
| 330 m = new Module(filename, ident, 0, 0); | |
| 331 m.loc = loc; | |
| 332 | |
| 333 /* Search along global.path for .di file, then .d file. | |
| 334 */ | |
| 335 string result = null; | |
| 336 FileName fdi = FileName.forceExt(filename, global.hdr_ext); | |
| 337 FileName fd = FileName.forceExt(filename, global.mars_ext); | |
| 338 string sdi = fdi.toChars(); | |
| 339 string sd = fd.toChars(); | |
| 340 | |
| 341 if (FileName.exists(sdi)) { | |
| 342 result = sdi; | |
| 343 } else if (FileName.exists(sd)) { | |
| 344 result = sd; | |
| 345 } else if (FileName.absolute(filename)) { | |
| 346 ; | |
| 347 } | |
| 348 else | |
| 349 { | |
| 350 foreach (p; global.path) | |
| 351 { | |
| 352 string n = FileName.combine(p, sdi); | |
| 353 | |
| 354 if (FileName.exists(n)) | |
| 355 { | |
| 356 result = n; | |
| 357 break; | |
| 358 } | |
| 359 | |
| 360 n = FileName.combine(p, sd); | |
| 361 if (FileName.exists(n)) | |
| 362 { | |
| 363 result = n; | |
| 364 break; | |
| 365 } | |
| 366 } | |
| 367 } | |
| 368 | |
| 369 if (result) | |
| 370 m.srcfile = new File(result); | |
| 371 | |
| 372 if (global.params.verbose) | |
| 373 { | |
| 374 writef("import "); | |
| 375 if (packages) | |
| 376 { | |
| 377 for (size_t i = 0; i < packages.dim; i++) | |
| 378 { | |
| 379 Identifier pid = cast(Identifier)packages.data[i]; | |
| 380 writef("%s.", pid.toChars()); | |
| 381 } | |
| 382 } | |
| 383 writef("%s\t(%s)\n", ident.toChars(), m.srcfile.toChars()); | |
| 384 } | |
| 385 | |
| 386 m.read(loc); | |
| 387 m.parse(); | |
| 388 | |
| 389 version (IN_GCC) { | |
| 390 d_gcc_magic_module(m); | |
| 391 } | |
| 392 | |
| 393 return m; | |
| 394 } | |
| 395 | |
| 72 | 396 override void toCBuffer(OutBuffer buf, HdrGenState* hgs) |
| 0 | 397 { |
| 398 assert(false); | |
| 399 } | |
| 400 | |
| 72 | 401 override string kind() |
| 0 | 402 { |
| 403 return "module"; | |
| 404 } | |
| 405 | |
| 406 void setDocfile() // set docfile member | |
| 407 { | |
| 408 assert(false); | |
| 409 } | |
| 410 | |
| 411 void read(Loc loc) // read file | |
| 412 { | |
| 413 //writef("Module.read('%s') file '%s'\n", toChars(), srcfile.toChars()); | |
| 414 if (srcfile.read()) | |
| 415 { | |
| 416 error(loc, "cannot read file '%s'", srcfile.toChars()); | |
| 417 fatal(); | |
| 418 } | |
| 419 } | |
| 420 | |
| 421 version (IN_GCC) { | |
| 422 void parse(bool dump_source = false) // syntactic parse | |
| 423 { | |
| 424 assert(false); | |
| 425 } | |
| 426 } else { | |
| 427 void parse() // syntactic parse | |
| 428 { | |
| 429 uint le; | |
| 430 uint bom; | |
| 431 | |
| 432 //printf("Module.parse()\n"); | |
| 433 | |
| 434 string srcname = srcfile.name.toChars(); | |
| 435 //printf("Module.parse(srcname = '%s')\n", srcname); | |
| 436 | |
| 437 ubyte* buf = srcfile.buffer; | |
| 438 uint buflen = srcfile.len; | |
| 439 | |
| 440 if (buflen >= 2) | |
| 441 { | |
| 442 /* Convert all non-UTF-8 formats to UTF-8. | |
| 443 * BOM : http://www.unicode.org/faq/utf_bom.html | |
| 444 * 00 00 FE FF UTF-32BE, big-endian | |
| 445 * FF FE 00 00 UTF-32LE, little-endian | |
| 446 * FE FF UTF-16BE, big-endian | |
| 447 * FF FE UTF-16LE, little-endian | |
| 448 * EF BB BF UTF-8 | |
| 449 */ | |
| 450 | |
| 451 bom = 1; // assume there's a BOM | |
| 452 if (buf[0] == 0xFF && buf[1] == 0xFE) | |
| 453 { | |
| 454 if (buflen >= 4 && buf[2] == 0 && buf[3] == 0) | |
| 455 { // UTF-32LE | |
| 456 le = 1; | |
| 457 | |
| 458 Lutf32: | |
|
16
5c9b78899f5d
Implemented methods for Tuples, fixed some linking issues.
Robert Clipsham <robert@octarineparrot.com>
parents:
14
diff
changeset
|
459 OutBuffer dbuf = new OutBuffer(); |
| 0 | 460 uint* pu = cast(uint*)buf; |
| 461 uint* pumax = &pu[buflen / 4]; | |
| 462 | |
| 463 if (buflen & 3) | |
| 464 { error("odd length of UTF-32 char source %u", buflen); | |
| 465 fatal(); | |
| 466 } | |
| 467 | |
| 468 dbuf.reserve(buflen / 4); | |
| 469 for (pu += bom; pu < pumax; pu++) | |
| 470 { | |
| 471 uint u = le ? readlongLE(pu) : readlongBE(pu); | |
| 472 if (u & ~0x7F) | |
| 473 { | |
| 474 if (u > 0x10FFFF) | |
| 475 { error("UTF-32 value %08x greater than 0x10FFFF", u); | |
| 476 fatal(); | |
| 477 } | |
| 478 dbuf.writeUTF8(u); | |
| 479 } | |
| 480 else | |
| 481 dbuf.writeByte(u); | |
| 482 } | |
| 483 dbuf.writeByte(0); // add 0 as sentinel for scanner | |
| 484 buflen = dbuf.offset - 1; // don't include sentinel in count | |
| 485 buf = cast(ubyte*) dbuf.extractData(); | |
| 486 } | |
| 487 else | |
| 488 { | |
| 489 // UTF-16LE (X86) | |
| 490 // Convert it to UTF-8 | |
| 491 le = 1; | |
| 492 | |
| 493 Lutf16: | |
|
16
5c9b78899f5d
Implemented methods for Tuples, fixed some linking issues.
Robert Clipsham <robert@octarineparrot.com>
parents:
14
diff
changeset
|
494 OutBuffer dbuf = new OutBuffer(); |
| 0 | 495 ushort* pu = cast(ushort*)(buf); |
| 496 ushort *pumax = &pu[buflen / 2]; | |
| 497 | |
| 498 if (buflen & 1) | |
| 499 { error("odd length of UTF-16 char source %u", buflen); | |
| 500 fatal(); | |
| 501 } | |
| 502 | |
| 503 dbuf.reserve(buflen / 2); | |
| 504 for (pu += bom; pu < pumax; pu++) | |
| 505 { | |
| 506 uint u = le ? readwordLE(pu) : readwordBE(pu); | |
| 507 if (u & ~0x7F) | |
| 508 { | |
| 509 if (u >= 0xD800 && u <= 0xDBFF) | |
| 510 { uint u2; | |
| 511 | |
| 512 if (++pu > pumax) | |
| 513 { error("surrogate UTF-16 high value %04x at EOF", u); | |
| 514 fatal(); | |
| 515 } | |
| 516 u2 = le ? readwordLE(pu) : readwordBE(pu); | |
| 517 if (u2 < 0xDC00 || u2 > 0xDFFF) | |
| 518 { error("surrogate UTF-16 low value %04x out of range", u2); | |
| 519 fatal(); | |
| 520 } | |
| 521 u = (u - 0xD7C0) << 10; | |
| 522 u |= (u2 - 0xDC00); | |
| 523 } | |
| 524 else if (u >= 0xDC00 && u <= 0xDFFF) | |
| 525 { | |
| 526 error("unpaired surrogate UTF-16 value %04x", u); | |
| 527 fatal(); | |
| 528 } | |
| 529 else if (u == 0xFFFE || u == 0xFFFF) | |
| 530 { | |
| 531 error("illegal UTF-16 value %04x", u); | |
| 532 fatal(); | |
| 533 } | |
| 534 dbuf.writeUTF8(u); | |
| 535 } | |
| 536 else | |
| 537 dbuf.writeByte(u); | |
| 538 } | |
| 539 dbuf.writeByte(0); // add 0 as sentinel for scanner | |
| 540 buflen = dbuf.offset - 1; // don't include sentinel in count | |
| 541 buf = cast(ubyte*) dbuf.extractData(); | |
| 542 } | |
| 543 } | |
| 544 else if (buf[0] == 0xFE && buf[1] == 0xFF) | |
| 545 { // UTF-16BE | |
| 546 le = 0; | |
| 547 goto Lutf16; | |
| 548 } | |
| 549 else if (buflen >= 4 && buf[0] == 0 && buf[1] == 0 && buf[2] == 0xFE && buf[3] == 0xFF) | |
| 550 { // UTF-32BE | |
| 551 le = 0; | |
| 552 goto Lutf32; | |
| 553 } | |
| 554 else if (buflen >= 3 && buf[0] == 0xEF && buf[1] == 0xBB && buf[2] == 0xBF) | |
| 555 { // UTF-8 | |
| 556 | |
| 557 buf += 3; | |
| 558 buflen -= 3; | |
| 559 } | |
| 560 else | |
| 561 { | |
| 562 /* There is no BOM. Make use of Arcane Jill's insight that | |
| 563 * the first char of D source must be ASCII to | |
| 564 * figure out the encoding. | |
| 565 */ | |
| 566 | |
| 567 bom = 0; | |
| 568 if (buflen >= 4) | |
| 569 { if (buf[1] == 0 && buf[2] == 0 && buf[3] == 0) | |
| 570 { // UTF-32LE | |
| 571 le = 1; | |
| 572 goto Lutf32; | |
| 573 } | |
| 574 else if (buf[0] == 0 && buf[1] == 0 && buf[2] == 0) | |
| 575 { // UTF-32BE | |
| 576 le = 0; | |
| 577 goto Lutf32; | |
| 578 } | |
| 579 } | |
| 580 if (buflen >= 2) | |
| 581 { | |
| 582 if (buf[1] == 0) | |
| 583 { // UTF-16LE | |
| 584 le = 1; | |
| 585 goto Lutf16; | |
| 586 } | |
| 587 else if (buf[0] == 0) | |
| 588 { // UTF-16BE | |
| 589 le = 0; | |
| 590 goto Lutf16; | |
| 591 } | |
| 592 } | |
| 593 | |
| 594 // It's UTF-8 | |
| 595 if (buf[0] >= 0x80) | |
| 596 { error("source file must start with BOM or ASCII character, not \\x%02X", buf[0]); | |
| 597 fatal(); | |
| 598 } | |
| 599 } | |
| 600 } | |
| 601 | |
| 602 version (IN_GCC) { | |
| 603 // dump utf-8 encoded source | |
| 604 if (dump_source) | |
| 605 { // %% srcname could contain a path ... | |
| 606 d_gcc_dump_source(srcname, "utf-8", buf, buflen); | |
| 607 } | |
| 608 } | |
| 609 | |
| 610 /* If it starts with the string "Ddoc", then it's a documentation | |
| 611 * source file. | |
| 612 */ | |
| 613 if (buflen >= 4 && memcmp(buf, "Ddoc".ptr, 4) == 0) | |
| 614 { | |
| 615 comment = buf + 4; | |
| 616 isDocFile = 1; | |
| 617 if (!docfile) | |
| 618 setDocfile(); | |
| 619 return; | |
| 620 } | |
| 621 if (isHtml) | |
| 622 { | |
| 623 assert(false); | |
| 624 ///OutBuffer dbuf = new OutBuffer(); | |
| 625 ///Html h = new Html(srcname, buf, buflen); | |
| 626 ///h.extractCode(dbuf); | |
| 627 ///buf = dbuf.data; | |
| 628 ///buflen = dbuf.offset; | |
| 629 | |
| 630 version (IN_GCC) { | |
| 631 // dump extracted source | |
| 632 ///if (dump_source) | |
| 633 /// d_gcc_dump_source(srcname, "d.utf-8", buf, buflen); | |
| 634 } | |
| 635 } | |
| 636 | |
| 637 Parser p = new Parser(this, buf, buflen, docfile !is null); | |
| 638 p.nextToken(); | |
| 639 members = p.parseModule(); | |
| 640 md = p.md; | |
| 641 numlines = p.loc.linnum; | |
| 642 | |
| 643 DsymbolTable dst; | |
| 644 | |
| 645 if (md !is null) | |
| 646 { | |
| 647 this.ident = md.id; | |
| 648 this.safe = md.safe; | |
| 649 dst = super.resolve(md.packages, &this.parent, null); | |
| 650 } | |
| 651 else | |
| 652 { | |
| 653 dst = modules; | |
| 654 | |
| 655 /* Check to see if module name is a valid identifier | |
| 656 */ | |
| 657 if (!Lexer.isValidIdentifier(this.ident.toChars())) | |
| 658 error("has non-identifier characters in filename, use module declaration instead"); | |
| 659 } | |
| 660 | |
| 661 // Update global list of modules | |
| 662 if (!dst.insert(this)) | |
| 663 { | |
| 664 if (md) | |
| 665 error(loc, "is in multiple packages %s", md.toChars()); | |
| 666 else | |
| 667 error(loc, "is in multiple defined"); | |
| 668 } | |
| 669 else | |
| 670 { | |
| 671 amodules.push(cast(void*)this); | |
| 672 } | |
| 673 } | |
| 674 } | |
| 675 | |
| 676 void semantic() // semantic analysis | |
| 677 { | |
| 678 int i; | |
| 679 | |
| 680 if (semanticstarted) | |
| 681 return; | |
| 682 | |
| 683 //printf("+Module.semantic(this = %p, '%s'): parent = %p\n", this, toChars(), parent); | |
| 684 semanticstarted = 1; | |
| 685 | |
| 686 // Note that modules get their own scope, from scratch. | |
| 687 // This is so regardless of where in the syntax a module | |
| 688 // gets imported, it is unaffected by context. | |
| 689 Scope sc = Scope.createGlobal(this); // create root scope | |
| 690 | |
| 691 //printf("Module = %p, linkage = %d\n", sc.scopesym, sc.linkage); | |
| 692 | |
| 693 // Add import of "object" if this module isn't "object" | |
| 694 if (ident !is Id.object) | |
| 695 { | |
| 696 Import im = new Import(Loc(0), null, Id.object, null, 0); | |
| 697 members.shift(cast(void*)im); | |
| 698 } | |
| 699 | |
| 700 // Add all symbols into module's symbol table | |
| 701 symtab = new DsymbolTable(); | |
| 702 for (i = 0; i < members.dim; i++) | |
| 703 { | |
| 704 Dsymbol s = cast(Dsymbol)members.data[i]; | |
| 13 | 705 s.addMember(null, sc.scopesym, true); |
| 0 | 706 } |
| 707 | |
| 708 /* Set scope for the symbols so that if we forward reference | |
| 709 * a symbol, it can possibly be resolved on the spot. | |
| 710 * If this works out well, it can be extended to all modules | |
| 711 * before any semantic() on any of them. | |
| 712 */ | |
| 713 for (i = 0; i < members.dim; i++) | |
| 714 { | |
| 715 Dsymbol s = cast(Dsymbol)members.data[i]; | |
| 716 s.setScope(sc); | |
| 717 } | |
| 718 | |
| 719 // Pass 1 semantic routines: do public side of the definition | |
| 720 for (i = 0; i < members.dim; i++) | |
| 721 { | |
| 722 Dsymbol s = cast(Dsymbol)members.data[i]; | |
| 723 | |
| 724 //writef("\tModule('%s'): '%s'.semantic()\n", toChars(), s.toChars()); | |
| 725 s.semantic(sc); | |
| 726 runDeferredSemantic(); | |
| 727 } | |
| 728 | |
| 729 sc = sc.pop(); | |
| 730 sc.pop(); // 2 pops because Scope.createGlobal() created 2 | |
| 731 semanticRun = semanticstarted; | |
| 732 //printf("-Module.semantic(this = %p, '%s'): parent = %p\n", this, toChars(), parent); | |
| 733 } | |
| 734 | |
| 735 void semantic2() // pass 2 semantic analysis | |
| 736 { | |
| 737 if (deferred.dim) | |
| 738 { | |
| 739 for (int i = 0; i < deferred.dim; i++) | |
| 740 { | |
| 741 Dsymbol sd = cast(Dsymbol)deferred.data[i]; | |
| 742 | |
| 743 sd.error("unable to resolve forward reference in definition"); | |
| 744 } | |
| 745 return; | |
| 746 } | |
| 747 //printf("Module.semantic2('%s'): parent = %p\n", toChars(), parent); | |
| 748 if (semanticstarted >= 2) | |
| 749 return; | |
| 750 assert(semanticstarted == 1); | |
| 751 semanticstarted = 2; | |
| 752 | |
| 753 // Note that modules get their own scope, from scratch. | |
| 754 // This is so regardless of where in the syntax a module | |
| 755 // gets imported, it is unaffected by context. | |
| 756 Scope sc = Scope.createGlobal(this); // create root scope | |
| 757 //printf("Module = %p\n", sc.scopesym); | |
| 758 | |
| 759 // Pass 2 semantic routines: do initializers and function bodies | |
| 760 for (int i = 0; i < members.dim; i++) | |
| 761 { | |
| 762 Dsymbol s = cast(Dsymbol)members.data[i]; | |
| 763 s.semantic2(sc); | |
| 764 } | |
| 765 | |
| 766 sc = sc.pop(); | |
| 767 sc.pop(); | |
| 768 semanticRun = semanticstarted; | |
| 769 //printf("-Module.semantic2('%s'): parent = %p\n", toChars(), parent); | |
| 770 } | |
| 771 | |
| 772 void semantic3() // pass 3 semantic analysis | |
| 773 { | |
| 774 //printf("Module.semantic3('%s'): parent = %p\n", toChars(), parent); | |
| 775 if (semanticstarted >= 3) | |
| 776 return; | |
| 777 assert(semanticstarted == 2); | |
| 778 semanticstarted = 3; | |
| 779 | |
| 780 // Note that modules get their own scope, from scratch. | |
| 781 // This is so regardless of where in the syntax a module | |
| 782 // gets imported, it is unaffected by context. | |
| 783 Scope sc = Scope.createGlobal(this); // create root scope | |
| 784 //printf("Module = %p\n", sc.scopesym); | |
| 785 | |
| 786 // Pass 3 semantic routines: do initializers and function bodies | |
| 787 for (int i = 0; i < members.dim; i++) | |
| 788 { | |
| 789 Dsymbol s = cast(Dsymbol)members.data[i]; | |
| 790 //printf("Module %s: %s.semantic3()\n", toChars(), s.toChars()); | |
| 791 s.semantic3(sc); | |
| 792 } | |
| 793 | |
| 794 sc = sc.pop(); | |
| 795 sc.pop(); | |
| 796 semanticRun = semanticstarted; | |
| 797 } | |
| 798 | |
| 72 | 799 override void inlineScan() // scan for functions to inline |
| 0 | 800 { |
| 801 int i; | |
| 802 | |
| 803 if (semanticstarted >= 4) | |
| 804 return; | |
| 805 | |
| 806 assert(semanticstarted == 3); | |
| 807 semanticstarted = 4; | |
| 808 | |
| 809 // Note that modules get their own scope, from scratch. | |
| 810 // This is so regardless of where in the syntax a module | |
| 811 // gets imported, it is unaffected by context. | |
| 812 //printf("Module = %p\n", sc.scopesym); | |
| 813 | |
| 814 for (i = 0; i < members.dim; i++) | |
| 815 { | |
| 816 Dsymbol s = cast(Dsymbol)members.data[i]; | |
| 817 //if (global.params.verbose) | |
| 818 //printf("inline scan symbol %s\n", s.toChars()); | |
| 819 s.inlineScan(); | |
| 820 } | |
| 821 | |
| 822 semanticRun = semanticstarted; | |
| 823 } | |
| 824 | |
| 825 void setHdrfile() // set hdrfile member | |
| 826 { | |
| 827 FileName hdrfilename; | |
| 828 string arghdr; | |
| 829 | |
| 830 if (global.params.hdrname) | |
| 831 arghdr = global.params.hdrname; | |
| 832 else if (global.params.preservePaths) | |
| 833 arghdr = arg; | |
| 834 else | |
| 835 arghdr = FileName.name(arg); | |
| 836 if (!FileName.absolute(arghdr)) | |
| 837 { | |
| 838 //FileName.ensurePathExists(global.params.hdrdir); | |
| 839 arghdr = FileName.combine(global.params.hdrdir, arghdr); | |
| 840 } | |
| 841 if (global.params.hdrname) | |
| 842 hdrfilename = new FileName(arghdr); | |
| 843 else | |
| 844 hdrfilename = FileName.forceExt(arghdr, global.hdr_ext); | |
| 845 | |
| 846 if (hdrfilename.str == srcfile.name.str) | |
| 847 { | |
| 848 error("Source file and 'header' file have same name '%s'", srcfile.name.str); | |
| 849 fatal(); | |
| 850 } | |
| 851 | |
| 852 hdrfile = new File(hdrfilename); | |
| 853 } | |
| 854 | |
| 855 version (_DH) { | |
| 856 void genhdrfile() // generate D import file | |
| 857 { | |
| 858 assert(false); | |
| 859 } | |
| 860 } | |
| 861 | |
| 862 /************************************** | |
| 863 * Generate .obj file for Module. | |
| 864 */ | |
| 865 void genobjfile(int multiobj) | |
| 866 { | |
| 867 //EEcontext *ee = env.getEEcontext(); | |
| 868 | |
| 869 //printf("Module.genobjfile(multiobj = %d) %s\n", multiobj, toChars()); | |
| 870 | |
| 871 lastmname = srcfile.toChars(); /// global mutation | |
| 872 | |
| 873 obj_initfile(toStringz(lastmname), null, toStringz(toPrettyChars())); | |
| 874 | |
| 875 eictor = null; | |
| 876 ictorlocalgot = null; | |
| 877 ector = null; | |
| 878 ectorgates.setDim(0); | |
| 879 edtor = null; | |
| 880 etest = null; | |
| 881 dtorcount = 0; | |
| 882 | |
| 883 if (doppelganger) | |
| 884 { | |
| 885 /* Generate a reference to the moduleinfo, so the module constructors | |
| 886 * and destructors get linked in. | |
| 887 */ | |
| 888 Module m = cast(Module)aimports.data[0]; | |
| 889 assert(m); | |
| 890 if (m.sictor || m.sctor || m.sdtor) | |
| 891 { | |
| 892 Symbol* s = m.toSymbol(); | |
| 893 //objextern(s); | |
| 894 //if (!s.Sxtrnnum) objextdef(s.Sident); | |
| 895 if (!s.Sxtrnnum) | |
| 896 { | |
| 897 //printf("%s\n", s.Sident); | |
| 898 static if (false) { | |
| 899 /* This should work, but causes optlink to fail in common/newlib.asm */ | |
| 900 objextdef(s.Sident); | |
| 901 } else { | |
|
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Implemented object file output and linking on linux.
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parents:
16
diff
changeset
|
902 version (ELFOBJ_OR_MACHOBJ) {///ELFOBJ || MACHOBJ |
|
fd4acc376c45
Implemented object file output and linking on linux.
Robert Clipsham <robert@octarineparrot.com>
parents:
16
diff
changeset
|
903 int nbytes = reftoident(Segment.DATA, Offset(Segment.DATA), s, 0, CF.CFoff); |
|
fd4acc376c45
Implemented object file output and linking on linux.
Robert Clipsham <robert@octarineparrot.com>
parents:
16
diff
changeset
|
904 Offset(Segment.DATA) += nbytes; |
| 0 | 905 } else { |
| 906 int nbytes = reftoident(Segment.DATA, Doffset, s, 0, CF.CFoff); | |
| 907 Doffset() += nbytes; | |
| 908 } | |
| 909 } | |
| 910 } | |
| 911 } | |
| 912 } | |
| 913 | |
| 914 if (global.params.cov) | |
| 915 { | |
| 916 /* Create coverage identifier: | |
| 917 * private uint[numlines] __coverage; | |
| 918 */ | |
| 919 cov = symbol_calloc("__coverage"); | |
| 920 cov.Stype = type_fake(TYM.TYint); | |
| 921 cov.Stype.Tmangle = mTYman.mTYman_c; | |
| 922 cov.Stype.Tcount++; | |
| 923 cov.Sclass = SC.SCstatic; | |
| 924 cov.Sfl = FL.FLdata; | |
| 925 version (ELFOBJ_OR_MACHOBJ) { | |
| 926 cov.Sseg = Segment.UDATA; | |
| 927 } | |
| 928 dtnzeros(&cov.Sdt, 4 * numlines); | |
| 929 outdata(cov); | |
| 930 slist_add(cov); | |
| 931 | |
| 4 | 932 covb = cast(uint*)GC.calloc(((numlines + 32) / 32) * (*covb).sizeof); |
| 0 | 933 } |
|
5
63623152e82a
Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents:
4
diff
changeset
|
934 |
| 0 | 935 for (int i = 0; i < members.dim; i++) |
| 936 { | |
| 937 Dsymbol member = cast(Dsymbol)members.data[i]; | |
| 938 member.toObjFile(multiobj); | |
| 939 } | |
|
5
63623152e82a
Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents:
4
diff
changeset
|
940 |
| 0 | 941 if (global.params.cov) |
| 942 { | |
| 943 /* Generate | |
| 944 * bit[numlines] __bcoverage; | |
| 945 */ | |
| 946 Symbol* bcov = symbol_calloc("__bcoverage"); | |
| 947 bcov.Stype = type_fake(TYM.TYuint); | |
| 948 bcov.Stype.Tcount++; | |
| 949 bcov.Sclass = SC.SCstatic; | |
| 950 bcov.Sfl = FL.FLdata; | |
| 951 version (ELFOBJ_OR_MACHOBJ) { | |
| 952 bcov.Sseg = Segment.DATA; | |
| 953 } | |
| 954 dtnbytes(&bcov.Sdt, (numlines + 32) / 32 * (*covb).sizeof, cast(char*)covb); | |
| 955 outdata(bcov); | |
| 956 | |
| 2 | 957 ///free(covb); |
| 0 | 958 covb = null; |
| 959 | |
| 960 /* Generate: | |
| 961 * _d_cover_register(uint[] __coverage, BitArray __bcoverage, string filename); | |
| 962 * and prepend it to the static constructor. | |
| 963 */ | |
| 964 | |
| 965 /* t will be the type of the functions generated: | |
| 966 * extern (C) void func(); | |
| 967 */ | |
| 968 type* t = type_alloc(TYM.TYnfunc); | |
| 969 t.Tflags |= TF.TFprototype | TF.TFfixed; | |
| 970 t.Tmangle = mTYman.mTYman_c; | |
| 971 t.Tnext = tsvoid; | |
| 972 tsvoid.Tcount++; | |
| 973 | |
| 974 sictor = toSymbolX("__modictor", SC.SCglobal, t, "FZv"); | |
| 975 cstate.CSpsymtab = &sictor.Sfunc.Flocsym; | |
| 976 localgot = ictorlocalgot; | |
| 977 elem* e; | |
| 978 | |
| 979 e = el_params(el_ptr(cov), el_long(TYM.TYuint, numlines), | |
| 980 el_ptr(bcov), el_long(TYM.TYuint, numlines), | |
| 981 toEfilename(), | |
| 982 null); | |
| 983 e = el_bin(OPER.OPcall, TYM.TYvoid, el_var(rtlsym[RTLSYM.RTLSYM_DCOVER]), e); | |
| 984 eictor = el_combine(e, eictor); | |
| 985 ictorlocalgot = localgot; | |
| 986 } | |
| 987 | |
| 988 // If coverage / static constructor / destructor / unittest calls | |
| 989 if (eictor || ector || ectorgates.dim || edtor || etest) | |
| 990 { | |
| 991 /* t will be the type of the functions generated: | |
| 992 * extern (C) void func(); | |
| 993 */ | |
| 994 type* t = type_alloc(TYM.TYnfunc); | |
| 995 t.Tflags |= TF.TFprototype | TF.TFfixed; | |
| 996 t.Tmangle = mTYman.mTYman_c; | |
| 997 t.Tnext = tsvoid; | |
| 998 tsvoid.Tcount++; | |
| 999 | |
| 1000 static string moddeco = "FZv"; | |
| 1001 | |
| 1002 if (eictor) | |
| 1003 { | |
| 1004 localgot = ictorlocalgot; | |
| 1005 | |
| 1006 block* b = block_calloc(); | |
| 1007 b.BC = BC.BCret; | |
| 1008 b.Belem = eictor; | |
| 1009 sictor.Sfunc.Fstartblock = b; | |
| 1010 writefunc(sictor); | |
| 1011 } | |
| 1012 | |
| 1013 if (ector || ectorgates.dim) | |
| 1014 { | |
| 1015 localgot = null; | |
| 1016 sctor = toSymbolX("__modctor", SC.SCglobal, t, moddeco); | |
| 1017 cstate.CSpsymtab = &sctor.Sfunc.Flocsym; | |
| 1018 | |
| 1019 for (int i = 0; i < ectorgates.dim; i++) | |
| 1020 { | |
| 1021 StaticDtorDeclaration f = cast(StaticDtorDeclaration)ectorgates.data[i]; | |
| 1022 | |
| 1023 Symbol* s = f.vgate.toSymbol(); | |
| 1024 elem* e = el_var(s); | |
| 1025 e = el_bin(OPER.OPaddass, TYM.TYint, e, el_long(TYM.TYint, 1)); | |
| 1026 ector = el_combine(ector, e); | |
| 1027 } | |
| 1028 | |
| 1029 block* b = block_calloc(); | |
| 1030 b.BC = BC.BCret; | |
| 1031 b.Belem = ector; | |
| 1032 sctor.Sfunc.Fstartblock = b; | |
| 1033 writefunc(sctor); | |
| 1034 version (STATICCTOR) { | |
| 1035 obj_staticctor(sctor, dtorcount, 1); | |
| 1036 } | |
| 1037 } | |
| 1038 | |
| 1039 if (edtor) | |
| 1040 { | |
| 1041 localgot = null; | |
| 1042 sdtor = toSymbolX("__moddtor", SC.SCglobal, t, moddeco); | |
| 1043 | |
| 1044 block* b = block_calloc(); | |
| 1045 b.BC = BC.BCret; | |
| 1046 b.Belem = edtor; | |
| 1047 sdtor.Sfunc.Fstartblock = b; | |
| 1048 writefunc(sdtor); | |
| 1049 } | |
| 1050 | |
| 1051 if (etest) | |
| 1052 { | |
| 1053 localgot = null; | |
| 1054 stest = toSymbolX("__modtest", SC.SCglobal, t, moddeco); | |
| 1055 | |
| 1056 block* b = block_calloc(); | |
| 1057 b.BC = BC.BCret; | |
| 1058 b.Belem = etest; | |
| 1059 stest.Sfunc.Fstartblock = b; | |
| 1060 writefunc(stest); | |
| 1061 } | |
| 1062 | |
| 1063 if (doppelganger) | |
| 1064 genmoduleinfo(); | |
| 1065 } | |
| 1066 | |
| 1067 if (doppelganger) | |
| 1068 { | |
| 1069 obj_termfile(); | |
| 1070 return; | |
| 1071 } | |
| 1072 | |
| 1073 if (global.params.multiobj) | |
| 1074 { /* This is necessary because the main .obj for this module is written | |
| 1075 * first, but determining whether marray or massert are needed is done | |
| 1076 * possibly later in the doppelganger modules. | |
| 1077 * Another way to fix it is do the main one last. | |
| 1078 */ | |
| 1079 toModuleAssert(); | |
| 1080 toModuleArray(); | |
| 1081 } | |
| 1082 | |
| 1083 // If module assert | |
| 1084 for (int i = 0; i < 2; i++) | |
| 1085 { | |
| 1086 Symbol* ma = i ? marray : massert; | |
| 1087 | |
| 1088 if (ma) | |
| 1089 { | |
| 1090 elem* elinnum; | |
| 1091 elem* efilename; | |
| 1092 | |
| 1093 localgot = null; | |
| 1094 | |
| 1095 // Call dassert(filename, line) | |
| 1096 // Get sole parameter, linnum | |
| 1097 { | |
| 1098 Symbol* sp; | |
| 1099 | |
| 1100 sp = symbol_calloc("linnum".ptr); | |
| 1101 sp.Stype = type_fake(TYM.TYint); | |
| 1102 sp.Stype.Tcount++; | |
| 1103 sp.Sclass = SC.SCfastpar; | |
| 1104 sp.Spreg = REG.AX; | |
| 1105 sp.Sflags &= ~SFL.SFLspill; | |
| 1106 sp.Sfl = FL.FLpara; // FLauto? | |
| 1107 cstate.CSpsymtab = &ma.Sfunc.Flocsym; | |
| 1108 symbol_add(sp); | |
| 1109 | |
| 1110 elinnum = el_var(sp); | |
| 1111 } | |
| 1112 | |
| 1113 efilename = toEmodulename(); | |
| 1114 | |
| 1115 elem *e = el_var(rtlsym[i ? RTLSYM.RTLSYM_DARRAY : RTLSYM.RTLSYM_DASSERT]); | |
| 1116 e = el_bin(OPER.OPcall, TYM.TYvoid, e, el_param(elinnum, efilename)); | |
| 1117 | |
| 1118 block* b = block_calloc(); | |
| 1119 b.BC = BC.BCret; | |
| 1120 b.Belem = e; | |
| 1121 ma.Sfunc.Fstartblock = b; | |
| 1122 ma.Sclass = SC.SCglobal; | |
| 1123 ma.Sfl = 0; | |
| 1124 writefunc(ma); | |
| 1125 } | |
| 1126 } | |
|
5
63623152e82a
Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents:
4
diff
changeset
|
1127 |
| 0 | 1128 |
| 1129 static if (true) { | |
| 1130 // Always generate module info, because of templates and -cov | |
| 1131 if (1 || needModuleInfo()) | |
| 1132 genmoduleinfo(); | |
|
5
63623152e82a
Fixed memory corruption bug which was introduced when attempting to restore GC functionality
dkoroskin <>
parents:
4
diff
changeset
|
1133 } |
| 0 | 1134 |
| 1135 obj_termfile(); | |
| 1136 } | |
| 1137 | |
| 1138 void gensymfile() | |
| 1139 { | |
| 1140 assert(false); | |
| 1141 } | |
| 1142 | |
| 1143 void gendocfile() | |
| 1144 { | |
| 1145 assert(false); | |
| 1146 } | |
| 1147 | |
| 1148 /********************************** | |
| 1149 * Determine if we need to generate an instance of ModuleInfo | |
| 1150 * for this Module. | |
| 1151 */ | |
| 1152 bool needModuleInfo() | |
| 1153 { | |
| 1154 return needmoduleinfo || global.params.cov; | |
| 1155 } | |
| 1156 | |
| 72 | 1157 override Dsymbol search(Loc loc, Identifier ident, int flags) |
| 0 | 1158 { |
| 1159 /* Since modules can be circularly referenced, | |
| 1160 * need to stop infinite recursive searches. | |
| 1161 */ | |
| 1162 | |
| 1163 //printf("%s Module.search('%s', flags = %d) insearch = %d\n", toChars(), ident.toChars(), flags, insearch); | |
| 1164 Dsymbol s; | |
| 1165 if (insearch) | |
| 1166 s = null; | |
| 73 | 1167 else if (searchCacheIdent == ident && searchCacheFlags == flags && searchCacheSymbol) |
| 1168 { | |
| 0 | 1169 s = searchCacheSymbol; |
| 73 | 1170 //printf("%s Module.search('%s', flags = %d) insearch = %d searchCacheSymbol = %s\n", toChars(), ident.toChars(), flags, insearch, searchCacheSymbol ? searchCacheSymbol.toChars() : "null"); |
| 1171 } | |
| 0 | 1172 else |
| 1173 { | |
| 1174 insearch = 1; | |
| 1175 s = ScopeDsymbol.search(loc, ident, flags); | |
| 1176 insearch = 0; | |
| 1177 | |
| 1178 searchCacheIdent = ident; | |
| 1179 searchCacheSymbol = s; | |
| 1180 searchCacheFlags = flags; | |
| 1181 } | |
| 1182 return s; | |
| 1183 } | |
| 1184 | |
| 1185 void deleteObjFile() | |
| 1186 { | |
| 1187 if (global.params.obj) | |
| 1188 objfile.remove(); | |
| 1189 if (docfile) | |
| 1190 docfile.remove(); | |
| 1191 } | |
| 1192 | |
|
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1193 /******************************************* |
|
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|
1194 * Can't run semantic on s now, try again later. |
|
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|
1195 */ |
|
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|
1196 void addDeferredSemantic(Dsymbol s) |
| 0 | 1197 { |
|
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|
1198 // Don't add it if it is already there |
|
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1199 for (int i = 0; i < deferred.dim; i++) |
|
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1200 { |
|
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|
1201 Dsymbol sd = cast(Dsymbol)deferred.data[i]; |
|
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|
1202 |
|
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|
1203 if (sd == s) |
|
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|
1204 return; |
|
9fe59705c82d
Implemented Module.addDeferredSemantic, removed -release from the linux commands file.
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|
1205 } |
|
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Implemented Module.addDeferredSemantic, removed -release from the linux commands file.
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parents:
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|
1206 |
|
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|
1207 //printf("Module::addDeferredSemantic('%s')\n", s->toChars()); |
|
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|
1208 deferred.push(cast(void*)s); |
| 0 | 1209 } |
| 1210 | |
| 1211 /****************************************** | |
| 1212 * Run semantic() on deferred symbols. | |
| 1213 */ | |
| 1214 | |
| 1215 void runDeferredSemantic() | |
| 1216 { | |
| 1217 size_t len; | |
| 1218 | |
| 1219 static int nested; | |
| 1220 if (nested) | |
| 1221 return; | |
| 1222 //if (deferred.dim) printf("+Module.runDeferredSemantic('%s'), len = %d\n", toChars(), deferred.dim); | |
| 1223 nested++; | |
| 1224 | |
| 1225 do | |
| 1226 { | |
| 1227 dprogress = 0; | |
| 1228 len = deferred.dim; | |
| 1229 if (!len) | |
| 1230 break; | |
| 1231 | |
| 1232 Dsymbol *todo; | |
| 1233 Dsymbol tmp; | |
| 1234 if (len == 1) | |
| 1235 { | |
| 1236 todo = &tmp; | |
| 1237 } | |
| 1238 else | |
| 1239 { | |
|
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.
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|
1240 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.
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|
1241 todo = cast(Dsymbol*)GC.malloc(len * (Dsymbol*).sizeof); |
|
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>
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|
1242 else |
| 0 | 1243 todo = cast(Dsymbol*)alloca(len * (Dsymbol*).sizeof); |
| 1244 assert(todo); | |
| 1245 } | |
| 1246 memcpy(todo, deferred.data, len * (Dsymbol*).sizeof); | |
| 1247 deferred.setDim(0); | |
| 1248 | |
| 1249 for (int i = 0; i < len; i++) | |
| 1250 { | |
| 1251 Dsymbol s = todo[i]; | |
| 1252 | |
| 1253 s.semantic(null); | |
| 1254 //printf("deferred: %s, parent = %s\n", s.toChars(), s.parent.toChars()); | |
| 1255 } | |
| 1256 //printf("\tdeferred.dim = %d, len = %d, dprogress = %d\n", deferred.dim, len, dprogress); | |
| 1257 } while (deferred.dim < len || dprogress); // while making progress | |
| 1258 nested--; | |
| 1259 //printf("-Module.runDeferredSemantic('%s'), len = %d\n", toChars(), deferred.dim); | |
| 1260 } | |
| 1261 | |
| 1262 int imports(Module m) | |
| 1263 { | |
| 1264 assert(false); | |
| 1265 } | |
| 1266 | |
| 1267 // Back end | |
| 1268 | |
| 1269 int doppelganger; // sub-module | |
| 1270 Symbol* cov; // private uint[] __coverage; | |
| 1271 uint* covb; // bit array of valid code line numbers | |
| 1272 | |
| 1273 Symbol* sictor; // module order independent constructor | |
| 1274 Symbol* sctor; // module constructor | |
| 1275 Symbol* sdtor; // module destructor | |
| 1276 Symbol* stest; // module unit test | |
| 1277 | |
| 1278 Symbol* sfilename; // symbol for filename | |
| 1279 | |
| 1280 Symbol* massert; // module assert function | |
| 1281 Symbol* toModuleAssert() // get module assert function | |
| 1282 { | |
| 1283 if (!massert) | |
| 1284 { | |
| 1285 type* t; | |
| 1286 | |
| 1287 t = type_alloc(TYjfunc); | |
| 1288 t.Tflags |= TFprototype | TFfixed; | |
| 1289 t.Tmangle = mTYman_d; | |
| 1290 t.Tnext = tsvoid; | |
| 1291 tsvoid.Tcount++; | |
| 1292 | |
| 1293 massert = toSymbolX("__assert", SCextern, t, "FiZv"); | |
| 1294 massert.Sfl = FLextern; | |
| 1295 massert.Sflags |= SFLnodebug; | |
| 1296 slist_add(massert); | |
| 1297 } | |
| 1298 return massert; | |
| 1299 } | |
| 1300 | |
| 1301 Symbol* marray; // module array bounds function | |
| 1302 | |
| 1303 Symbol* toModuleArray() // get module array bounds function | |
| 1304 { | |
| 1305 if (!marray) | |
| 1306 { | |
| 1307 type* t; | |
| 1308 | |
| 1309 t = type_alloc(TYjfunc); | |
| 1310 t.Tflags |= TFprototype | TFfixed; | |
| 1311 t.Tmangle = mTYman_d; | |
| 1312 t.Tnext = tsvoid; | |
| 1313 tsvoid.Tcount++; | |
| 1314 | |
| 1315 marray = toSymbolX("__array", SCextern, t, "Z"); | |
| 1316 marray.Sfl = FLextern; | |
| 1317 marray.Sflags |= SFLnodebug; | |
| 1318 slist_add(marray); | |
| 1319 } | |
| 1320 return marray; | |
| 1321 } | |
| 1322 | |
| 1323 static Symbol* gencritsec() | |
| 1324 { | |
| 1325 assert(false); | |
| 1326 } | |
| 1327 | |
| 1328 elem* toEfilename() | |
| 1329 { | |
| 1330 elem* efilename; | |
| 1331 | |
| 1332 if (!sfilename) | |
| 1333 { | |
| 1334 dt_t* dt = null; | |
| 1335 | |
| 1336 string id = srcfile.toChars(); | |
| 1337 int len = id.length; | |
| 1338 dtdword(&dt, len); | |
| 1339 dtabytes(&dt,TYnptr, 0, len + 1, toStringz(id)); | |
| 1340 | |
| 1341 sfilename = symbol_generate(SCstatic,type_fake(TYdarray)); | |
| 1342 sfilename.Sdt = dt; | |
| 1343 sfilename.Sfl = FLdata; | |
| 1344 version (ELFOBJ) { | |
| 1345 sfilename.Sseg = Segment.CDATA; | |
| 1346 } | |
| 1347 version (MACHOBJ) { | |
| 1348 // Because of PIC and CDATA being in the _TEXT segment, cannot | |
| 1349 // have pointers in CDATA | |
| 1350 sfilename.Sseg = Segment.DATA; | |
| 1351 } | |
| 1352 outdata(sfilename); | |
| 1353 } | |
| 1354 | |
| 1355 efilename = el_var(sfilename); | |
| 1356 return efilename; | |
| 1357 } | |
| 1358 | |
| 1359 /************************************** | |
| 1360 * Generate elem that is a pointer to the module file name. | |
| 1361 */ | |
| 1362 elem* toEmodulename() | |
| 1363 { | |
| 1364 elem *efilename; | |
| 1365 | |
| 1366 // Get filename | |
| 1367 if (needModuleInfo()) | |
| 1368 { | |
| 1369 /* Class ModuleInfo is defined in std.moduleinfo. | |
| 1370 * The first member is the name of it, char name[], | |
| 1371 * which will be at offset 8. | |
| 1372 */ | |
| 1373 | |
| 1374 Symbol* si = toSymbol(); | |
| 1375 static if (true) { | |
| 1376 // Use this instead so -fPIC will work | |
| 1377 efilename = el_ptr(si); | |
| 1378 efilename = el_bin(OPadd, TYnptr, efilename, el_long(TYuint, 8)); | |
| 1379 efilename = el_una(OPind, TYdarray, efilename); | |
| 1380 } else { | |
| 1381 efilename = el_var(si); | |
| 1382 efilename.Ety = TYdarray; | |
| 1383 efilename.EV.sp.Voffset += 8; | |
| 1384 } | |
| 1385 } | |
| 1386 else // generate our own filename | |
| 1387 { | |
| 1388 efilename = toEfilename(); | |
| 1389 } | |
| 1390 return efilename; | |
| 1391 } | |
| 1392 | |
| 1393 /************************************* | |
| 1394 * Create the "ModuleInfo" symbol | |
| 1395 */ | |
| 72 | 1396 override Symbol* toSymbol() |
| 0 | 1397 { |
| 1398 if (!csym) | |
| 1399 { | |
| 1400 Symbol* s; | |
| 1401 static Classsym* scc; | |
| 1402 | |
| 1403 if (!scc) { | |
| 1404 scc = fake_classsym(Id.ClassInfo); | |
| 1405 } | |
| 1406 | |
| 1407 s = toSymbolX("__ModuleInfo", SC.SCextern, scc.Stype, "Z"); | |
| 1408 s.Sfl = FL.FLextern; | |
| 1409 s.Sflags |= SFL.SFLnodebug; | |
| 1410 csym = s; | |
| 1411 slist_add(s); | |
| 1412 } | |
| 1413 return csym; | |
| 1414 } | |
| 1415 | |
| 1416 // Put out instance of ModuleInfo for this Module | |
| 1417 void genmoduleinfo() | |
| 1418 { | |
| 1419 //printf("Module.genmoduleinfo() %s\n", toChars()); | |
| 1420 | |
| 1421 Symbol* msym = toSymbol(); | |
| 1422 | |
| 1423 //dumpSymbol(msym); | |
| 1424 | |
| 1425 uint offset; | |
| 1426 version (DMDV2) { | |
| 1427 uint sizeof_ModuleInfo = 18 * PTRSIZE; | |
| 1428 } else { | |
| 1429 uint sizeof_ModuleInfo = 14 * PTRSIZE; | |
| 1430 } | |
| 1431 | |
| 1432 ////////////////////////////////////////////// | |
| 1433 | |
| 1434 csym.Sclass = SC.SCglobal; | |
| 1435 | |
| 1436 csym.Sfl = FL.FLdata; | |
| 1437 | |
| 1438 /* The layout is: | |
| 1439 { | |
| 1440 void **vptr; | |
| 1441 monitor_t monitor; | |
| 1442 char[] name; // class name | |
| 1443 ModuleInfo importedModules[]; | |
| 1444 ClassInfo localClasses[]; | |
| 1445 uint flags; // initialization state | |
| 1446 void *ctor; | |
| 1447 void *dtor; | |
| 1448 void *unitTest; | |
| 1449 const(MemberInfo[]) function(string) xgetMembers; // module getMembers() function | |
| 1450 void *ictor; | |
| 1451 void*[4] reserved; | |
| 1452 } | |
| 1453 */ | |
| 1454 dt_t* dt = null; | |
| 1455 | |
| 1456 if (moduleinfo) | |
| 1457 dtxoff(&dt, moduleinfo.toVtblSymbol(), 0, TYM.TYnptr); // vtbl for ModuleInfo | |
| 1458 else | |
| 1459 { | |
| 1460 //printf("moduleinfo is null\n"); | |
| 1461 dtdword(&dt, 0); // BUG: should be an assert() | |
| 1462 } | |
| 1463 dtdword(&dt, 0); // monitor | |
| 1464 | |
| 1465 // name[] | |
| 1466 string name = toPrettyChars(); | |
| 1467 size_t namelen = name.length; | |
| 1468 dtdword(&dt, namelen); | |
| 1469 dtabytes(&dt, TYM.TYnptr, 0, namelen + 1, toStringz(name)); | |
| 1470 | |
| 1471 ClassDeclarations aclasses = new ClassDeclarations(); | |
| 1472 | |
| 1473 //printf("members.dim = %d\n", members.dim); | |
| 1474 for (int i = 0; i < members.dim; i++) | |
| 1475 { | |
| 1476 Dsymbol member = cast(Dsymbol)members.data[i]; | |
| 1477 | |
| 1478 //printf("\tmember '%s'\n", member.toChars()); | |
| 1479 member.addLocalClass(aclasses); | |
| 1480 } | |
| 1481 | |
| 1482 // importedModules[] | |
| 1483 int aimports_dim = aimports.dim; | |
| 1484 for (int i = 0; i < aimports.dim; i++) | |
| 1485 { | |
| 1486 Module m = cast(Module)aimports.data[i]; | |
| 1487 if (!m.needModuleInfo()) | |
| 1488 aimports_dim--; | |
| 1489 } | |
| 1490 | |
| 1491 dtdword(&dt, aimports_dim); | |
| 1492 if (aimports_dim) | |
| 1493 dtxoff(&dt, csym, sizeof_ModuleInfo, TYM.TYnptr); | |
| 1494 else | |
| 1495 dtdword(&dt, 0); | |
| 1496 | |
| 1497 // localClasses[] | |
| 1498 dtdword(&dt, aclasses.dim); | |
| 1499 if (aclasses.dim) | |
| 1500 dtxoff(&dt, csym, sizeof_ModuleInfo + aimports_dim * PTRSIZE, TYM.TYnptr); | |
| 1501 else | |
| 1502 dtdword(&dt, 0); | |
| 1503 | |
| 1504 if (needmoduleinfo) | |
| 1505 dtdword(&dt, 8|0); // flags (4 means MIstandalone) | |
| 1506 else | |
| 1507 dtdword(&dt, 8|4); // flags (4 means MIstandalone) | |
| 1508 | |
| 1509 if (sctor) | |
| 1510 dtxoff(&dt, sctor, 0, TYM.TYnptr); | |
| 1511 else | |
| 1512 dtdword(&dt, 0); | |
| 1513 | |
| 1514 if (sdtor) | |
| 1515 dtxoff(&dt, sdtor, 0, TYM.TYnptr); | |
| 1516 else | |
| 1517 dtdword(&dt, 0); | |
| 1518 | |
| 1519 if (stest) | |
| 1520 dtxoff(&dt, stest, 0, TYM.TYnptr); | |
| 1521 else | |
| 1522 dtdword(&dt, 0); | |
| 1523 | |
| 1524 /// version (DMDV2) { | |
| 1525 FuncDeclaration sgetmembers = findGetMembers(); | |
| 1526 if (sgetmembers) | |
| 1527 dtxoff(&dt, sgetmembers.toSymbol(), 0, TYM.TYnptr); | |
| 1528 else | |
| 1529 /// } | |
| 1530 dtdword(&dt, 0); // xgetMembers | |
| 1531 | |
| 1532 if (sictor) | |
| 1533 dtxoff(&dt, sictor, 0, TYM.TYnptr); | |
| 1534 else | |
| 1535 dtdword(&dt, 0); | |
| 1536 | |
| 1537 version (DMDV2) { | |
| 1538 // void*[4] reserved; | |
| 1539 dtdword(&dt, 0); | |
| 1540 dtdword(&dt, 0); | |
| 1541 dtdword(&dt, 0); | |
| 1542 dtdword(&dt, 0); | |
| 1543 } | |
| 1544 ////////////////////////////////////////////// | |
| 1545 | |
| 1546 for (int i = 0; i < aimports.dim; i++) | |
| 1547 { | |
| 1548 Module m = cast(Module)aimports.data[i]; | |
| 1549 | |
| 1550 if (m.needModuleInfo()) | |
| 1551 { | |
| 1552 Symbol* s = m.toSymbol(); | |
| 1553 | |
| 1554 /* Weak references don't pull objects in from the library, | |
| 1555 * they resolve to 0 if not pulled in by something else. | |
| 1556 * Don't pull in a module just because it was imported. | |
| 1557 */ | |
| 1558 version (OMFOBJ) {// Optlink crashes with weak symbols at EIP 41AFE7, 402000 | |
| 1559 } else { | |
| 1560 s.Sflags |= SFL.SFLweak; | |
| 1561 } | |
| 1562 dtxoff(&dt, s, 0, TYM.TYnptr); | |
| 1563 } | |
| 1564 } | |
| 1565 | |
| 1566 for (int i = 0; i < aclasses.dim; i++) | |
| 1567 { | |
| 1568 ClassDeclaration cd = cast(ClassDeclaration)aclasses.data[i]; | |
| 1569 dtxoff(&dt, cd.toSymbol(), 0, TYM.TYnptr); | |
| 1570 } | |
| 1571 | |
| 1572 csym.Sdt = dt; | |
| 1573 version (ELFOBJ_OR_MACHOBJ) { | |
| 1574 // Cannot be CONST because the startup code sets flag bits in it | |
| 1575 csym.Sseg = Segment.DATA; | |
| 1576 } | |
| 1577 | |
| 1578 outdata(csym); | |
| 1579 | |
| 1580 ////////////////////////////////////////////// | |
| 1581 | |
| 1582 obj_moduleinfo(msym); | |
| 1583 } | |
| 1584 | |
| 72 | 1585 override Module isModule() { return this; } |
|
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:
5
diff
changeset
|
1586 } |