ChangeLog

   1
   2 ----- Tagged ld64-59.4
   3
   4 2006-07-11      Nick Kledzik    <kledzik@apple.com>
   5
   6         remove conditionals around x86_64 support
   7
   8 ----- Tagged ld64-59.3
   9
  10 2006-07-02      Nick Kledzik    <kledzik@apple.com>
  11
  12         <rdar://problem/4664607> x86_64: instructions with immediate and rip-relative operands need to use new relocation types
  13         back port fix for 4656617 to Inca branch
  14
  15 ----- Tagged ld64-59.2
  16
  17 2006-06-28      Nick Kledzik    <kledzik@apple.com>
  18
  19         <rdar://problem/4603454> MySQL-36 fails to build with ld64-59
  20         back port fix to Inca branch
  21
  22 ----- Tagged ld64-59
  23
  24 2006-06-22      Nick Kledzik    <kledzik@apple.com>
  25
  26         <rdar://problem/4596726> ld64 lost DWARF debug notes
  27         MachOReaderRelocatable.hpp: add fHasUUID so kDebugInfoStabsUUID can be set later
  28         unit-tests/test-cases/dwarf-debug-notes-r: added test case
  29
  30 2006-06-21      Nick Kledzik    <kledzik@apple.com>
  31
  32         <rdar://problem/4567995> python 64-bit address miscalculation
  33         src/MachOReaderRelocatable.hpp: change getTargetOffset() to sign extend the 32-bit value to 64-bits
  34
  35 2006-06-21      Nick Kledzik    <kledzik@apple.com>
  36
  37         <rdar://problem/4535036> ld64 seems to offset things incorrectly when using -r
  38         src/MachOWriterExecutable.hpp: in -r mode, virtual sections don't increment address
  39
  40
  41 ----- Tagged ld64-58
  42
  43 2006-06-16      Nick Kledzik    <kledzik@apple.com>
  44
  45         src/rebase.cpp: fix page alignment problem
  46         src/rebase.cpp: fix endianess problem with local non-lazy pointers
  47
  48 2006-06-15      Nick Kledzik    <kledzik@apple.com>
  49
  50         src/rebase.cpp: fix to build in CurryWeed
  51         ld64.xcodeproj/project.pbxproj: fix to build properly in CurryWeed
  52
  53 2006-06-15      Nick Kledzik    <kledzik@apple.com>
  54
  55         <rdar://problem/4495309> Support .objc_class_name_* symbols
  56         src/ObjectFile.h: Add kSymbolTableInAsAbsolute
  57         src/MachOReaderRelocatable.hpp: synthesize references to required objc classes
  58         src/MachOWriterExecutable.hpp: write objc_class_name as absolute symbol
  59         unit-tests/test-cases/objc-references: added
  60
  61 2006-06-15      Nick Kledzik    <kledzik@apple.com>
  62
  63         <rdar://problem/4484369> SECTION_ATTRIBUTES unset in ppc64 mach-o header
  64         src/MachOWriterExecutable.hpp: add section attribute for sections with code
  65
  66 2006-06-15      Nick Kledzik    <kledzik@apple.com>
  67
  68         <rdar://problem/4569407> ld64 bogus duplicate symbol name linking GNU libobjc
  69         src/MachOReaderRelocatable.hpp: only special case Apple's objc runtime objc classes
  70
  71 2006-06-15      Nick Kledzik    <kledzik@apple.com>
  72
  73         <rdar://problem/4582999> x86_64: ".align" directive not honored
  74         src/MachOReaderRelocatable.hpp: change code alignment to not depend on atom size
  75
  76 2006-06-14      Nick Kledzik    <kledzik@apple.com>
  77
  78         <rdar://problem/4585335> jump table into middle of weak symbol causes error
  79         src/MachOReaderRelocatable.hpp: create direct references to the interior of weak symbols
  80         src/MachOWriterExecutable.hpp: don't error on absolute references to interior of weak symbols
  81
  82 2006-06-13      Nick Kledzik    <kledzik@apple.com>
  83
  84         src/Options.cpp: allow -image_base as an alias for -seg1addr
  85
  86 2006-06-13      Nick Kledzik    <kledzik@apple.com>
  87
  88         <rdar://problem/4585115> implement -d
  89         src/Options.h: add fMakeTentativeDefinitionsReal
  90         src/Options.cpp: set fMakeTentativeDefinitionsReal if -d option is found
  91         src/MachOWriterExecutable.hpp: turn tentative into real definition if makeTentativeDefinitionsReal
  92         unit-tests/test-cases/btentative-to-real: added test case
  93
  94 2006-06-13      Nick Kledzik    <kledzik@apple.com>
  95
  96         <rdar://problem/4584355> implement -bundle_loader
  97         src/Options.h: add fBundleLoader bit to DynamicLibraryOptions
  98         src/Options.cpp: handle -bundle_loader
  99         src/ld.cpp: pass fBundleLoader bit to MachOReaderDylib
 100         src/MachOReaderDylib.hpp: support reading MH_EXECUTE files if fBundleLoader is set
 101         src/MachOWriterExecutable.hpp: set bundle loader ordinal as EXECUTABLE_ORDINAL
 102         unit-tests/test-cases/bundle_loader: added test case
 103
 104 2006-06-12      Nick Kledzik    <kledzik@apple.com>
 105
 106         <rdar://problem/4583347> -syslibroot can cause "can't find ordinal for imported" error
 107         src/MachOReaderDylib.hpp: in  Reader::reExports() compare install path in addition to load path
 108
 109
 110 2006-06-10      Nick Kledzik    <kledzik@apple.com>
 111
 112         <rdar://problem/4548935> Need rebasing tool
 113         src/rebase.cpp: added
 114         unit-tests/test-cases/rebase-basic: added
 115         doc/man/man1/rebase.1: added
 116         ld64.xcodeproj/project.pbxproj:  added rebase target.  changed all targets to build with dwarf
 117
 118
 119 2006-06-10      Nick Kledzik    <kledzik@apple.com>
 120
 121         src/machochecker.cpp: add some ppc reloc sanity checking
 122
 123 ----- Tagged ld64-57
 124
 125 2006-06-06      Nick Kledzik    <kledzik@apple.com>
 126
 127         <rdar://problem/4565088> ld64 is not adding a final '/' char on the initial directory-name SO stab debug map entry
 128         ld.cpp: Change Linker::synthesizeStabs() to assure directory SO always has a trailing slash
 129         unit-tests/test-cases/dwarf-debug-notes/expected-stabs: update with trailing /
 130
 131 2006-06-06      Nick Kledzik    <kledzik@apple.com>
 132
 133         <rdar://problem/4572702> -sectcreate of a 0-byte section fails
 134         MachOWriterExecutable.cpp: Don't error out on zero length segments
 135         MachOWriterExecutable.cpp: For ppc64 reloc base address is the first writable segment iff
 136          there is a writable segment >4GB from base address
 137
 138 2006-06-04  Eric Christopher  <echristo@apple.com>
 139
 140         Radar 4560240
 141         Radar 3964999
 142         * src/ld.cpp (createReader): Fixed error message.
 143         (resolve): Ditto.
 144         (resolveFrom): Ditto.
 145         (checkUndefines): Ditto.
 146
 147 ----- Tagged ld64-56
 148
 149 2006-05-23      Nick Kledzik    <kledzik@apple.com>
 150
 151         <rdar://problem/4558079> No debug notes for ObjC methods when linking with ld64
 152         ld.cpp: don't limit debug notes to functions starting with underscore
 153
 154 2006-05-22      Nick Kledzik    <kledzik@apple.com>
 155
 156         <rdar://problem/4556982> ld64 spends much time in mach_o::relocatable::Reader<x86_64>::findAtomByName
 157         * src/MachOReaderRelocatable.hpp: add makeReferenceToSymbol() so that x86_64 does not need to do by-name lookups
 158
 159 2006-05-22      Nick Kledzik    <kledzik@apple.com>
 160
 161         <rdar://problem/4535044> remove inferring warning
 162         * ld.cpp: Remove "inferring" warning.  If a link failed and now arch was specifed add which arch was
 163         inferred to error message
 164
 165 2006-05-19      Nick Kledzik    <kledzik@apple.com>
 166
 167         <rdar://problem/4544001> ld64 does not honor -arch_multiple
 168         * ld.cpp: If fOptions.printArchPrefix(), add architecture name to error message
 169
 170 2006-05-19      Nick Kledzik    <kledzik@apple.com>
 171
 172         <rdar://problem/4555973> Support S_16BYTE_LITERALS section types
 173         * src/MachOReaderRelocatable.hpp: support S_16BYTE_LITERALS
 174         * src/MachOWriterExecutable.hpp: support S_16BYTE_LITERALS
 175
 176 2006-05-19      Nick Kledzik    <kledzik@apple.com>
 177
 178         <rdar://problem/4548803> "warning can't parse dwarf compilation unit info" warnings building debug
 179         * src/MachOReaderRelocatable.hpp: fix bugs in dwarf line table parsing
 180
 181 ----- Tagged ld64-55
 182
 183 2006-05-18      Nick Kledzik    <kledzik@apple.com>
 184
 185         <rdar://problem/4534339> Default the pagezero size to 4GB for x86-64
 186         * src/Options.cpp: Chnage default the pagezero size to 4GB for x86-64
 187
 188 2006-05-18      Nick Kledzik    <kledzik@apple.com>
 189
 190         <rdar://problem/4552825> x86_64 CarbonCore fails to link with "atom not found in symbolIndex"
 191         * src/MachOWriterExecutable.hpp: in buildObjectFileFixups() don't call addObjectRelocs() on kNoFixUp references
 192
 193 2006-05-18      Nick Kledzik    <kledzik@apple.com>
 194
 195         <rdar://problem/4553555> ld64: .section defaults to read-only
 196         * src/MachOReaderRelocatable.hpp: default unknown segments to r/w
 197
 198 2006-05-18      Nick Kledzik    <kledzik@apple.com>
 199
 200         <rdar://problem/4551990> -fvisibility=hidden causes crashes for x86_64
 201         * src/MachOWriterExecutable.hpp: properly handle RIP relative tentative definitions
 202
 203 2006-05-12      Nick Kledzik    <kledzik@apple.com>
 204
 205         * src/Architectures.hpp: add x86::kAbsolute32
 206         * src/MachOReaderRelocatable.hpp: generate x86::kAbsolute32 for mdynamic-no-pic instructions
 207         * src/MachOWriterExecutable.hpp: process x86::kAbsolute32 reference kind
 208
 209 ----- Tagged ld64-54
 210
 211 2006-05-11      Nick Kledzik    <kledzik@apple.com>
 212
 213         <rdar://problem/4545108> CF-393 failes to link for x86_64
 214         * src/MachOWriterExecutable.cpp: fix sign extension for Rel32 relocs in Writer<x86_64>::fixUpReferenceRelocatable
 215
 216 2006-05-11      Nick Kledzik    <kledzik@apple.com>
 217
 218         <rdar://problem/4501434> warning arch x86_64 not found using i386
 219         * src/ld.cpp: remove hack to allow x86_64 to link against i386 dylibs
 220
 221
 222 2006-05-10      Nick Kledzik    <kledzik@apple.com>
 223
 224         <rdar://problem/4543754> x86_64: .objc_class_name symbol names scrambled
 225         * src/MachOReaderRelocatable.hpp: properly compute alignment of __OBJC __class sections
 226
 227
 228 2006-05-08      Nick Kledzik    <kledzik@apple.com>
 229
 230         <rdar://problem/3894083> Support -dead_strip
 231         * src/Options.h/cpp: implement -why_load and -why_live.  Enable -dead_strip.
 232         * src/MachOReaderArchive.hpp: implement -why_load
 233         * src/MachOReaderRelocatable.hpp: suppress GCC_except_table* symbols in final output
 234         * src/ld.cpp: implement dead code stripping
 235         * unit-tests/test-cases/dead_strip: added
 236
 237 ----- Tagged ld64-53
 238
 239 2006-05-05      Nick Kledzik    <kledzik@apple.com>
 240
 241         * src/Options.cpp: make 10.4 be minimum OS version for newer architectures
 242
 243 2006-05-05      Nick Kledzik    <kledzik@apple.com>
 244
 245         <rdar://problem/4147604> N_SO symbols in 64-bit builds have a zero address for n.n_value
 246         * src/ld.cpp: for SO stabs, associate first and last atom in the SO range
 247         * src/MachOWriterExecutable.hpp: use atom associated with SO stab to set ins n_value
 248
 249 2006-05-05      Nick Kledzik    <kledzik@apple.com>
 250
 251         * MachOWriterExecutable.hpp: fix end FUN stab to have length of function
 252
 253
 254 2006-05-02      Nick Kledzik    <kledzik@apple.com>
 255
 256         <rdar://problem/4496250> 64-bit main executables should have 4GB zero page by default
 257         * src/Opptions.cpp: change default pagezero_size to 4GB for ppc64
 258         <rdar://problem/4492850> 64 bit: apps with -mdynamic-no-pic seg fault when page zero > 4GB
 259         * src/MachOWriterExecutable.cpp: rework pagezero for ppc64 so that if any mdynamic-no-pic code
 260         is found, the code is kept in the low 2GB, and a new segment is create to map away up to 4GB.
 261
 262 2006-05-02      Nick Kledzik    <kledzik@apple.com>
 263
 264         * src/Opptions.cpp: remove warning about -stack_addr not specified.  Add warning if 32-bit stack
 265         overlaps shared region
 266
 267 ----- Tagged ld64-52.1
 268
 269 2006-05-01      Nick Kledzik    <kledzik@apple.com>
 270
 271         * src/MachOReaderRelocatable.cpp: rework handleAnonymousNonLazyPointers() to handle anl's in the middle
 272         the __data section too.
 273
 274 ----- Tagged ld64-52
 275
 276 2006-04-28      Nick Kledzik    <kledzik@apple.com>
 277
 278         <rdar://problem/4513304> 64-bit: 9A152 TextEdit crashes in dlopen on bring-up
 279         * src/MachOReaderRelocatable.cpp: rework anonymous non-lazy-pointer detection
 280
 281 2006-04-28      Nick Kledzik    <kledzik@apple.com>
 282
 283         <rdar://problem/4528054> 64 Bit: Development build of ppc64 TextEdit gets confused about static variables
 284         * src/MachOReaderRelocatable.cpp: mark non-lazy-pointer atoms as scopeTranslationUnit if targetting a static symbol
 285
 286
 287 2006-04-27      Nick Kledzik    <kledzik@apple.com>
 288
 289         <rdar://problem/4498971> dyld crashes ungracefully on x86_64 when there is an internal exception
 290         * src/MachOWriterExecutable.cpp: allow non-zero PCRELGOT addends (used by C++ eh frames)
 291
 292 2006-04-21      Nick Kledzik    <kledzik@apple.com>
 293
 294         * src/Options.cpp: fix default address for ppc64 custom stack
 295         * src/MachOWriterExecutable.cpp: fix set up of ppc64 custom stack
 296
 297
 298 2006-04-14      Nick Kledzik    <kledzik@apple.com>
 299
 300         * src/Options.cpp: fix -sub_library processing to work it dylib is specifed with leaf name
 301
 302 ----- Tagged ld64-51.1
 303
 304 2006-04-13      Nick Kledzik    <kledzik@apple.com>
 305
 306         <rdar://problem/4513304> 64-bit: 9A152 TextEdit crashes in dlopen on bring-up
 307         * src/MachOReaderRelocatable.hpp: when detecting anonymous non-lazy-pointers disqualify data
 308         that points to static or global symbols
 309         * src/ld.cpp: print version of ld64 in error messages
 310
 311
 312 ----- Tagged ld64-51
 313
 314 2006-04-11      Nick Kledzik    <kledzik@apple.com>
 315
 316         <rdar://problem/4499168> exported symbols not properly stripped
 317         * src/MachOReaderRelocatable.hpp: enable AnonymousAtom::setScope()
 318
 319 2006-03-31      Nick Kledzik    <kledzik@apple.com>
 320
 321         <rdar://problem/4498391> ld64 fails when linking debug ppc64 HIToolbox
 322         * src/MachOReaderRelocatable.hpp: handle anonymous non-lazy pointers encoded with local relocations
 323         * src/MachOWriterExecutable.hpp: in -r mode, only generated INDIRECT_SYMBOL_LOCAL for non-lazy targets that
 324
 325
 326 2006-03-31      Nick Kledzik    <kledzik@apple.com>
 327
 328         <rdar://problem/4496499> ld64 should remove generated file if link errors out
 329         * src/MachOWriterExecutable.hpp: catch exceptions in Writer<A>::write(), delete output file, and rethrow
 330
 331
 332 ----- Tagged ld64-50
 333
 334 2006-03-29      Nick Kledzik    <kledzik@apple.com>
 335
 336         * src/MachOWriterExecutable.hpp: fix x86_64 addends when -multi_module forces an external relocation
 337
 338 2006-03-29      Nick Kledzik    <kledzik@apple.com>
 339
 340         * src/MachOReaderRelocatable.hpp: synthesize .objc_class_name symbols
 341         * src/MachOFileAbstraction.hpp: use strncpy for sect/seg names to zero fill trailing space
 342
 343 2006-03-28      Nick Kledzik    <kledzik@apple.com>
 344
 345         * src/MachOReaderRelocatable.hpp: fix spurious warning about dwarf line info
 346
 347 ----- Tagged ld64-49.1
 348
 349 2006-03-25      Nick Kledzik    <kledzik@apple.com>
 350
 351         * MachOWriterExecutable.hpp : don't complain about ppc64 dyld being based > 4GB
 352
 353 ----- Tagged ld64-49
 354
 355 2006-03-24      Nick Kledzik    <kledzik@apple.com>
 356
 357         * src/MachOWriterExecutable.hpp: dyld is allowed to have synthesized non-lazy pointers
 358         <rdar://problem/4488113> ld64 is after processing bad GSYM stabs
 359         * src/MachOReaderRelocatable.hpp: if a GSYM is found that does not match any data symbol, suppress it
 360
 361 2006-03-23      Nick Kledzik    <kledzik@apple.com>
 362
 363         * src/MachOWriterExecutable.hpp: in Writer<x86>::fixUpReferenceFinal() fix when x86::kPointer is for an
 364         external relocation
 365
 366 2006-03-23      Nick Kledzik    <kledzik@apple.com>
 367
 368         * src/Options.cpp: change macosx-min-version to default to a per-architecture setting
 369           add warning if -pagezero_size is not page aligned
 370         * src/MachOWriterExecutable.hpp: properly handle external relocations for ppc64 with 4GB pagezero
 371         * src/machochecker.cpp: sanity check relocation records
 372
 373 ----- Tagged ld64-48
 374
 375 2006-03-21      Nick Kledzik    <kledzik@apple.com>
 376
 377         <rdar://problem/4481406> 64bit: passing function pointer to another function passes the wrong function address
 378         * src/MachOReaderRelocatable.hpp: when processing a non-lazy pointer to a static function, don't accidentally
 379         match it to a STAB symbol.
 380
 381 2006-03-21      Nick Kledzik    <kledzik@apple.com>
 382
 383         <rdar://problem/4180168> .eh symbols make up 13% of libstdc++'s stripped binary size
 384         * src/ObjectFile.h: add ReaderOptions.fForFinalLinkedImage
 385         * src/Options.cpp: setup ReaderOptions.fForFinalLinkedImage
 386         * src/MachOReaderRelocatable.hpp: mark .eh symbols kSymbolTableNotIn when building final linked image
 387
 388 2006-03-21      Nick Kledzik    <kledzik@apple.com>
 389
 390         <rdar://problem/4475928> Inca ld64-45 fatal error with C++ and asm() renaming
 391         * src/MachOReaderRelocatable.hpp: fix Reader<x86_64>::makeReferenceToEH(() to walk relocations to find
 392         target of eh symbol, rather assume target name is eh symbol name less .eh
 393
 394 2006-03-21      Nick Kledzik    <kledzik@apple.com>
 395
 396         <rdar://problem/4473742> ld64 does not parse optional second argument to -filelist
 397         * unit-tests/test-cases/filelist: added
 398         * src/Options.cpp: in Options::loadFileList() handle comma option
 399
 400 2006-03-21      Nick Kledzik    <kledzik@apple.com>
 401
 402         <rdar://problem/4483625> 32-bit pointer difference out of range for cxx eh frame
 403         * src/MachOReaderRelocatable.hpp: x86_64 doesn't have anonymous non-lazy-pointers
 404         * src/machochecker.cpp: fix validFile() for x86_64
 405         * unit-tests/run-all-unit-tests: add x86_64
 406         * unit-tests/include/common.makefile: don't add -g to all compilers
 407         * unit-tests/test-cases/relocs-asm/relocs-asm.s: add x86_64 test cases
 408         * unit-tests/test-cases/relocs-c/Makefile: fix to work with x86_64
 409         * src/ld.cpp: add hack to use i386 dylibs if x86_64 don't exist
 410
 411 2006-03-19      Nick Kledzik    <kledzik@apple.com>
 412
 413         <rdar://problem/4483330> ld64 crashes whenever I try to link with dylib1.o
 414         * src/MachOReaderRelocatable.hpp: in Reader<x86_64>::addRelocReference() fix local relocations
 415
 416 ----- Tagged ld64-47.1
 417
 418 2006-03-16      Nick Kledzik    <kledzik@apple.com>
 419
 420         <rdar://problem/4459633> ld64-41 in Leopard doesn't have x86_64 support
 421         * ld64.xcodeproj/project.pbxproj: enable x86_64 for Leopard
 422
 423 ----- Tagged ld64-47
 424
 425 2006-03-14      Nick Kledzik    <kledzik@apple.com>
 426
 427         * src/Architectures.hpp: redo x86_64 relocation types
 428         * src/MachOReaderRelocatable.hpp: redo x86_64 relocation types, make some section type illegal for x86_64
 429         * src/MachOWriterExecutable.hpp: redo x86_64 relocation types
 430
 431 2006-03-13      Nick Kledzik    <kledzik@apple.com>
 432
 433         <rdar://problem/4467122> ld64 -r does not handle internal relocations for x86_64
 434         * src/MachOWriterExecutable.hpp: handle internal relocations in Writer<x86_64>::fixUpReferenceRelocatable()
 435           and Writer<x86_64>::addObjectRelocs().
 436
 437 ----- Tagged ld64-46
 438
 439 2006-03-10      Nick Kledzik    <kledzik@apple.com>
 440
 441         <rdar://problem/4419505> ld64 should figure out architecture from .o files
 442         * unit-tests/test-cases/auto-arch: added
 443         * src/ld.cpp: added Linker::inferArchitecture() to scan .o files are infer architecture to link
 444         * src/MachOReaderArchive.hpp: enhanced validFile() to look deeper into archive and really valdate
 445         * src/MachOWriterExecutable.hpp: stop using fOptions.architecture()
 446         * src/Options.cpp: stop defaulting to ppc64
 447
 448
 449 2006-03-09      Nick Kledzik    <kledzik@apple.com>
 450
 451         <rdar://problem/4465004> Need "intentionally left blank" dylib stubs
 452         * unit-tests/include/common.makefile: add VALID_ARCHS
 453         * unit-tests/run-all-unit-tests: set up VALID_ARCHS
 454         * unit-tests/test-cases/blank-stubs: add test case
 455         * src/ld.cpp: in addDylib(), detect and ignore blank stubs
 456         * src/MachOReaderDylib.hpp: in constructor, handle blank stubs
 457
 458 2006-03-09      Nick Kledzik    <kledzik@apple.com>
 459
 460         <rdar://problem/4471424> crash in stub with 2GB pagezero
 461         * src/MachOWriterExecutable.hpp: StubAtom<ppc64> can't be no-pic if a large zero-page is used
 462
 463 2006-03-06      Nick Kledzik    <kledzik@apple.com>
 464
 465         * src/Options.cpp: addSectionAlignment, warn if -sectalign alignment is not a power of two
 466
 467 ----- Tagged ld64-45
 468
 469 2006-03-06      Nick Kledzik    <kledzik@apple.com>
 470
 471         <rdar://problem/4466930> <rdar://problem/4467982> ld64 failed: rel32 out of range when linking a dylib
 472         * src/MachOWriterExecutable.cpp: in  Writer<x86_64>::fixUpReferenceFinal add (int32_t) cast
 473
 474 2006-03-06      Nick Kledzik    <kledzik@apple.com>
 475
 476         <rdar://problem/4466930> LP64/9A122: ld64: hang when trying to link DiscRecording framework
 477         * src/Options.cpp: addSectionAlignment, warn on zero.  Use log2() for alignment conversion
 478
 479 2006-03-06      Nick Kledzik    <kledzik@apple.com>
 480
 481         <rdar://problem/4457818> x86_THREAD_STATE64_COUNT will change, ld64 must adapt
 482         * src/MachOWriterExecutable.hpp: update ThreadsLoadCommandsAtom<x86_64> for new thread status layout
 483
 484 ----- Tagged ld64-44
 485
 486 2006-03-04      Nick Kledzik    <kledzik@apple.com>
 487
 488         * src/MachOReaderRelocatable.hpp: fix again test for detection of anonymous non-lazy-pointer.
 489         Error out if .o file contains old __DWARFA style dwarf.
 490
 491 2006-03-02      Nick Kledzik    <kledzik@apple.com>
 492
 493         * src/ld.cpp: only re-map page aligned sub-parts of a fat file.  A conformat mmap() requires alignment.
 494
 495 ----- Tagged ld64-43
 496
 497 2006-03-03      Nick Kledzik    <kledzik@apple.com>
 498
 499         <rdar://problem/4465443> RIP-relative offsets aren't handled properly when the instruction has immediate operands
 500         * src/Architectures.hpp: add x86_64::kPCRel32_*
 501         * src/MachOReaderRelocatable.hpp: generate x86_64::kPCRel32_*
 502         * src/MachOWriterExecutable.hpp: process x86_64::kPCRel32_*
 503
 504 2006-03-02      Nick Kledzik    <kledzik@apple.com>
 505
 506         * src/MachOReaderRelocatable.hpp: <rdar://problem/4464370> tighten detection of anonymous non-lazy-pointer
 507
 508 ----- Tagged ld64-42
 509
 510 2006-02-28      Nick Kledzik    <kledzik@apple.com>
 511
 512         * src/MachOReaderRelocatable.hpp: fix x86 __IMPORT permissions for class Segment
 513
 514 2006-02-28      Nick Kledzik    <kledzik@apple.com>
 515
 516         <rdar://problem/4461240> SWB: ld64-37 (can't resolve symbol ___dso_handle)
 517         * src/MachOWriterExecutable.hpp: add class DsoHandleAtom
 518
 519 2006-02-28      Nick Kledzik    <kledzik@apple.com>
 520
 521         * unit-tests/test-cases/literals-coalesce-alignment: added test case
 522         * src/ld.cpp: when coalescing strings pick one with greater alignment
 523         <rdar://problem/4458660> ld64: CG link failed because lo14 reference to anonymous non-lazy-pointer not aligned
 524         * unit-tests/test-cases/relocs-c/test.c: tweak to fail like 4458660
 525         * src/MachOReaderRelocatable.hpp: detect anonymous non-lazy-pointer and transform into real non-lazy-pointers
 526
 527 ----- Tagged ld64-41
 528
 529 2006-02-24      Nick Kledzik    <kledzik@apple.com>
 530
 531         * src/Options.cpp: Warning about -no_dead_strip_inits_and_terms and -i options.
 532                                            Fix -weak-l option.
 533
 534 ----- Tagged ld64-40
 535
 536 2006-02-24      Nick Kledzik    <kledzik@apple.com>
 537
 538         <rdar://problem/4454698> Leopard9A113: ppc64 libstdc++.dylib initializer crashes in pthread_once
 539         * unit-tests/test-cases/multiple-entry-points: added
 540         * src/MachOReaderRelocatable.hpp: make sure that if there are multiple symbols with the same
 541         address, that we properly make zero length atoms for all but last symbol
 542
 543 2006-02-24      Nick Kledzik    <kledzik@apple.com>
 544
 545         * src/Options.cpp: <rdar://problem/4456093> ld64 doesn't realpath(3) B&I tracing paths
 546
 547 2006-02-24      Nick Kledzik    <kledzik@apple.com>
 548
 549         * src/Options.cpp: <rdar://problem/4457078> 9A110: ld64 can't deal with section names >16 chars
 550
 551 2006-02-23      Nick Kledzik    <kledzik@apple.com>
 552
 553         * src/MachOWriterExecutable.hpp:  use vector.reserve() to minimize re-allocations
 554         * src/Options.cpp: use vector.reserve() to minimize re-allocations
 555         * src/MachOReaderRelocatable.hpp:  use vector.reserve() to minimize re-allocations
 556         * src/MachOReaderDylib.hpp:  use vector.reserve() to minimize re-allocations
 557         * src/ld.cpp:  use vector.reserve() to minimize re-allocations
 558
 559 2006-02-23      Nick Kledzik    <kledzik@apple.com>
 560
 561         <rdar://problem/4455927> ld64 creates corrupt executables (and has malloc errors) with -headerpad option
 562         * src/MachOWriterExecutable.hpp: Change LoadCommandsPaddingAtom<A>::setSize() to update fLargestAtomSize
 563         * unit-tests/test-cases/header-pad: added
 564
 565 2006-02-23      Nick Kledzik    <kledzik@apple.com>
 566
 567         <rdar://problem/4455192> ld64 creates invalid static executables
 568         * src/MachOWriterExecutable.hpp: Change MachHeaderAtom<A>::copyRawContent() to create correct header
 569         for static executables.  Change SymbolTableLoadCommandsAtom to skip LC_DYSYMTAB for static executables
 570         * src/machochecker.cpp: Add tests that static executables are well formed
 571         * unit-tests/test-cases/static-executable: added
 572
 573 2006-02-22      Nick Kledzik    <kledzik@apple.com>
 574
 575         * src/Options.cpp: <rdar://problem/4453468> chnage printf on unknown arg to a throw
 576
 577 ----- Tagged ld64-39
 578
 579 2006-02-20      Nick Kledzik    <kledzik@apple.com>
 580
 581         * unit-tests/test-cases/read-only-relocs: added new test case
 582         * src/MachOWriterExecutable.hpp: <rdar://problem/4448922> detect and error on relocs in read-only sections
 583         * src/MachOReaderRelocatable.hpp: fix parsing of i386 absolute addressing relocs
 584
 585 2006-02-20      Nick Kledzik    <kledzik@apple.com>
 586
 587         * unit-tests/test-cases/stabs-coalesce: added new test case
 588         * src/ld.cpp.hpp: <rdar://problem/4449226> in collectStabs removed unused stabs
 589
 590 ----- Tagged ld64-38
 591
 592 2006-02-17      Nick Kledzik    <kledzik@apple.com>
 593
 594         * src/MachOWriterExecutable.hpp: <rdar://problem/4434578> set correct n_sect field of stabs
 595
 596 2006-02-15      Nick Kledzik    <kledzik@apple.com>
 597
 598         * src/MachOReaderArchive.hpp: <rdar://problem/4441920> with -all_load skip over both kinds of SYMDEFs
 599         * unit-tests/test-cases/archive-basic/Makefile: add -all_load test case
 600
 601 ----- Tagged ld64-37
 602
 603 2006-02-13  Eric Christopher  <echristo@apple.com>
 604
 605         * src/MachOWriterExecutable.hpp (assignFileOffsets): Simplify. Add comments.
 606         Adjust whitespace.
 607
 608 2006-02-13      Nick Kledzik    <kledzik@apple.com>
 609
 610         * src/MachOWriterExecutable.hpp: in Writer<x86>::fixUpReferenceRelocatable() fix kPCRel32 for external case
 611
 612 2006-02-13      Nick Kledzik    <kledzik@apple.com>
 613
 614         * unit-tests/test-cases/zero-fill: added
 615         * src/machochecker.cpp: check that S_ZEROFILL have no file offset
 616         * src/MachOWriterExecutable.hpp: rework assignFileOffsets() to fix rdar://problem/4441145
 617
 618 2006-02-12      Nick Kledzik    <kledzik@apple.com>
 619
 620         * src/MachOReaderRelocatable.hpp: <rdar://problem/4440880> fix use of first zero-length c-string in .o file
 621
 622 2006-02-12      Nick Kledzik    <kledzik@apple.com>
 623
 624         * src/MachOReaderRelocatable.hpp: <rdar://problem/4440905> fix uninitialized fAlignment
 625
 626 2006-02-12      Nick Kledzik    <kledzik@apple.com>
 627
 628         * unit-tests/test-cases/relocs-asm/relocs-asm.s: add pointer-diff cases
 629         * src/Architectures.hpp: make size explicit in ppc/ppc64 kPointerDiff
 630         * src/MachOReaderRelocatable.hpp: don't allow kPointerDiff64 for ppc (just ppc64)
 631         * src/MachOWriterExecutable.cpp: set proper r_length for ld -r of kPointerDiff
 632
 633 ----- Tagged ld64-36
 634
 635 2006-02-08      Nick Kledzik    <kledzik@apple.com>
 636
 637         * src/MachOReaderRelocatable.cpp: rdar://problem/4438677 Handle when a .o file dwarf line info entries but no functions
 638
 639 2006-02-08      Nick Kledzik    <kledzik@apple.com>
 640
 641         * src/MachOWriterExecutable.cpp: Properly set address of first TEXT section
 642         Keep S_COALESCED attribute for __eh_frame
 643
 644 2006-02-08      Nick Kledzik    <kledzik@apple.com>
 645
 646         * src/ld.cpp: Temporarily turn allowable client errors into warnings
 647         * unit-tests/test-cases/allowable-clientMakefile: Temporarily let warnings be ok for above
 648         * src/MachOWriterExecutable.hpp: fix ld -r to not use external relocations for symbols make static
 649
 650 2006-02-08      Nick Kledzik    <kledzik@apple.com>
 651
 652         * src/ld.cpp: A sibling in an umbrella can always link with its other siblings
 653         * unit-tests/test-cases/allowable-client: add test case for above
 654
 655 2006-02-08      Nick Kledzik    <kledzik@apple.com>
 656
 657         * src/MachOReaderRelocatable.hpp: support LOCAL non-lazy pointers to hidden symbols
 658         * src/machochecker.cpp: verify indirect symbol table
 659         * unit-tests/test-cases/private-non-lazy: added test case
 660
 661 2006-02-07      Nick Kledzik    <kledzik@apple.com>
 662
 663         * src/MachOWriterExecutable.hpp: fix calculation of file offsets in ld -r mode
 664         * src/machochecker.cpp: verify segment file offsets are within file
 665
 666 ----- Tagged ld64-35
 667
 668 2006-02-06      Nick Kledzik    <kledzik@apple.com>
 669
 670         * ld.cpp: allow parent of sub-framework to link
 671         * unit-tests/test-cases/allowable-client/Makefile: added cases for parent and clients of parent
 672
 673 2006-02-04      Nick Kledzik    <kledzik@apple.com>
 674
 675         * unit-tests/test-cases/relocs-c/test.c:  added some array cases
 676         * src/MachOReaderRelocatable.hpp: factor out makeReferenceToEH()
 677         * src/MachOWriterExecutable.hpp: add initial support for non-lazy pointer synthesis
 678
 679 ----- Tagged ld64-34
 680
 681 2006-02-04      Nick Kledzik    <kledzik@apple.com>
 682
 683         * src/ld.cpp: <rdar://problem/4432917> fix -no_arch_warnings
 684                                   <rdar://problem/4432932> fix -undefined warning
 685                                 Do BINCL/EINCL optimization for gfull stabs
 686                                 Implement "essential symbols" for stabs (-Sp)
 687                                 Fix allowable clients to only test on direct libraries
 688         * src/MachOReaderRelocatable.hpp: support BINCL/EINCL stabs
 689
 690 2006-02-03      Nick Kledzik    <kledzik@apple.com>
 691
 692         * src/machochecker.cpp: add code to check load command alignment
 693         * src/MachOWriterExecutable.hpp: make load command alignment depend on architecture
 694
 695 2006-02-03      Nick Kledzik    <kledzik@apple.com>
 696
 697         * unit-tests/test-cases/literals-coalesce: added
 698         * src/MachOReaderRelocatable.hpp: assure all targets of low14 ppc relocs are at least 4-byte alignmented
 699
 700 ----- Tagged ld64-33
 701
 702 2006-02-02      Nick Kledzik    <kledzik@apple.com>
 703
 704         * src/MachOReaderRelocatable.hpp: properly coalesce 8-byte literals
 705         * src/MachOWriterExecutable.hpp: support ppc64::kPointerDiff32
 706
 707 ----- Tagged ld64-32
 708
 709 2006-02-02      Nick Kledzik    <kledzik@apple.com>
 710
 711         * src/MachOReaderRelocatable.hpp: support anonymous zero fill atoms
 712
 713 2006-02-02      Nick Kledzik    <kledzik@apple.com>
 714
 715         * src/ld.cpp: A weak definition is good enough, do not search archives for a non-weak one
 716         * unit-tests/test-cases/archive-weak: add test case for above
 717         * src/MachOReaderRelocatable.hpp: an atom should never have a by-name reference to itself
 718         * src/Options.cpp: prevent .eh symbols from being exported via a -exported_symbols_list
 719
 720 2006-02-01      Nick Kledzik    <kledzik@apple.com>
 721
 722         * src/MachOReaderRelocatable.hpp: Support -macosx_version_min 10.5
 723
 724 2006-02-01      Nick Kledzik    <kledzik@apple.com>
 725
 726         * src/MachOReaderRelocatable.hpp: don't try to parse debug_line dwarf if no symboled atoms
 727
 728 ----- Tagged ld64-31
 729
 730 2006-02-01  Eric Christopher  <echristo@apple.com>
 731
 732         * unit-tests/test-cases/allow-stack-execute/Makefile: Move otool handling...
 733         * unit-tests/include/common.makefile: ... here.
 734         * unit-tests/bin/fail-if-stdin.pl: New.
 735         * unit-tests/test-cases/no-uuid: Ditto.
 736         * src/ld.cpp (Linker::) Add fCreateUUID.
 737         (::Linker): Initialize.
 738         (::collectStabs): Use. Set if dwarf or we have a UUID already.
 739         (::writeOutput): Pass as argument to Writer::write along with option.
 740         * src/Options.h (Option::emitUUID): Declare.
 741         (Option::fEmitUUID): Ditto.
 742         * src/Options.cpp (Option::emitUUID): New.
 743         (parse): Handle -no_uuid.
 744         * src/MachOReaderRelocatable (Reader::Reader): Handle LC_UUID.
 745         * src/ExecutableFile.h (Writer::Write): Add createUUID boolean.
 746         * src/MachOWriterExecutable: Add UUID forward declaration.
 747         (fUUIDAtom): New.
 748         (UUIDLoadCommandAtom): Emit LC_UUID if fEmit. New function emit. Size
 749         to zero at start.
 750         (Writer::writer): Add handle for LC_UUID. If createUUID emit LC_UUID.
 751         (MachHeaderAtom::copyRawContent): Don't count a load command if its size is
 752         0.
 753         (UUIDLoadCommandAtom::copyRawContent): Depend on fEmit.
 754
 755
 756 2006-01-31      Nick Kledzik    <kledzik@apple.com>
 757
 758         * unit-tests/test-cases/dwarf-debug-notes : Added
 759         * src/ld.cpp: don't generate debug note for .eh symbols
 760         * src/MachOReaderRelocatable.hpp: make dwarf line info to atom matching faster and better
 761
 762 2006-01-31      Nick Kledzik    <kledzik@apple.com>
 763
 764         * ld64.xcodeproj/project.pbxproj : Make buildable on Leopard
 765         * src/MachOFileAbstraction.hpp: make buildable without latest cctools headers
 766
 767 2006-01-31      Nick Kledzik    <kledzik@apple.com>
 768
 769         * src/MachOReaderRelocatable.hpp: better error message for bad relocs
 770         * src/ObjectDump.cpp: add emacs tab settings
 771         * src/SectCreate.h: ditto
 772         * src/SectCreate.cpp: ditto
 773         * src/machochecker.cpp: ditto
 774         * src/ExecutableFile.h: ditto
 775
 776 2006-01-30  Eric Christopher  <echristo@apple.com>
 777
 778         * src/ExecutableFile.h: Indent.
 779
 780 2006-01-30      Nick Kledzik    <kledzik@apple.com>
 781
 782         * src/MachOReaderRelocatable.hpp: performance improvements
 783         * src/ld.cpp: now that stubs are synthesized in write, don't need to special case anymore
 784
 785 2006-01-30      Nick Kledzik    <kledzik@apple.com>
 786
 787         * src/MachOReaderRelocatable.hpp: fix parsing of pcc relocs
 788         * unit-tests/test-cases/relocs-asm/relocs-asm.s: add test case for above
 789
 790 2006-01-29      Nick Kledzik    <kledzik@apple.com>
 791
 792         * unit-tests/test-cases/weak_import: added test case
 793         * src/ld.cpp: move code for weak_import mismatch to writer
 794         * src/ObjectFile.h: remove ImportWeakness methods
 795         * src/MachOReaderDylib.hpp: ditto
 796         * src/SectCreate.cpp: ditto
 797         * src/Architectures.hpp: add new ReferenceKinds for weak_imports
 798         * src/MachOReaderRelocatable.hpp: implement new ReferenceKinds
 799         * src/MachOWriterExecutable.hpp: handle new ReferenceKinds and weak_import mismatches
 800
 801 2006-01-29      Nick Kledzik    <kledzik@apple.com>
 802
 803         * src/Options.cpp: verify -allow_stack_execute is only used on main executables
 804
 805 2006-01-29      Nick Kledzik    <kledzik@apple.com>
 806
 807         * src/MachOReaderRelocatable.hpp: sync with latest dwarf reader from Geoff
 808         * src/debugline.c: sync with latest dwarf reader from Geoff
 809
 810 2006-01-27  Eric Christopher  <echristo@apple.com>
 811
 812         * src/ld.cpp (Linker::syntesizeStabs): Correct spelling. Update all uses.
 813
 814 2006-01-27  Eric Christopher  <echristo@apple.com>
 815
 816         * src/Options.h (Options): Add hasExecutableStack, fExecutableStack.
 817         * src/Options.cpp (Options::hasExecutableStack): New.
 818         (Options::parse): Parse -allow_stack_execute.
 819         * src/MachOWriterExecutable.hpp (MachHeaderAtom::copyRawContent):
 820         Implement MH_ALLOW_STACK_EXECUTION.
 821         * unit-tests/include/common.makefile (FAIL_IF_EMPTY): New.
 822         * unit-tests/bin/fail-if-no-stdin.pl: New file.
 823         * unit-tests/test-cases/allow-stack-execute: New directory.
 824
 825 2006-01-27      Nick Kledzik    <kledzik@apple.com>
 826
 827         * src/MachOFileAbstraction.hpp: rely on latest system headers
 828         * src/MachOWriterExecutable.hpp: fix ppc stubs.
 829                 wrote new relocationNeededInFinalLinkedImage() to replace common code
 830
 831 2006-01-27  Eric Christopher  <echristo@apple.com>
 832
 833         * src/ld.cpp (logTraceInfo): New.
 834         (Linker::addArchive): Use.
 835         (Linker::addDylib): Ditto.
 836         * src/ObjectFile (ReaderOptions::fTraceOutputFile): New.
 837         * src/MachOReaderArchive.hpp (Reader::Reader): Move trace
 838         logging to Linker::addArchive.
 839         * src/Options.cpp (parsePreCommandLineEnvironment): Check
 840         LD_PRINT_FILE if tracing dylibs or archives.
 841
 842 2006-01-26      Nick Kledzik    <kledzik@apple.com>
 843
 844         * src/MachOWriterExecutable.hpp: handle NULL strings in SO debug notes
 845
 846 2006-01-26      Nick Kledzik    <kledzik@apple.com>
 847
 848         * src/MachOWriterExecutable.hpp: fix header padding calculation and thread state
 849
 850 2006-01-26      Nick Kledzik    <kledzik@apple.com>
 851
 852         Rewrite all stabs processing.
 853         Move sythesize of debug notes into ld.cpp
 854
 855 2006-01-26      Nick Kledzik    <kledzik@apple.com>
 856
 857         * src/MachOWriterExecutable.hpp: fix ppc and ppc64 stub relocs
 858
 859 2006-01-25      Nick Kledzik    <kledzik@apple.com>
 860
 861         * ld64.xcodeproj/project.pbxproj: special case building in Curry
 862
 863 2006-01-25      Nick Kledzik    <kledzik@apple.com>
 864
 865         * src/MachOWriterExecutable.hpp: fix bugs in stub/lazy-pointer synthesis
 866
 867 2006-01-24  Eric Christopher  <echristo@apple.com>
 868
 869         * src/ld.cpp (Linker::createReaders): Change logging title to XBS.
 870         (Linker::addDylib): Ditto.
 871         * src/MachOReaderArchive.hpp (Reader::Reader): Ditto.
 872         * src/Options.h (fPrintOptions): New.
 873         * src/Options.cpp (Options::Options): Initialize above.
 874         (Options::checkForFile): Change logging title to XBS.
 875         (Options::findFramework): Ditto.
 876         (Options::parse): Add log for options.
 877         (Options::parsePreCommandLineEnvironmentSettings): Add LD_TRACE_ARCHIVES,
 878         LD_TRACE_DYLIBS, and LD_PRINT_OPTIONS.
 879
 880 2006-01-24      Nick Kledzik    <kledzik@apple.com>
 881
 882         * src/MachOReaderRelocatable.hpp: better C++ eh parsing
 883
 884 2006-01-23  Eric Christopher  <echristo@apple.com>
 885
 886         * unit-tests/bin/fail-if-exit-zero.pl: New.
 887         * unit-tests/include/common.makefile (FAIL_IF_SUCCESS): Use.
 888         * unit-tests/allowable-client: New test.
 889         * src/ld.cpp (Linker::addDylib): Check allowable clients before adding dylib.
 890         * src/Options.h (allowableClients): New.
 891         (clientName): Ditto.
 892         (fAllowableClients): Ditto.
 893         (fClientName): Ditto.
 894         * src/Options.cpp: Implement above.
 895         (parse): Handle -allowable_client and -client_name.
 896         * src/MachOReaderDylib.hpp (getAllowableClients): New.
 897         (fAllowableClients): Ditto.
 898         (Reader): Process LC_SUB_CLIENT load command.
 899         * src/ObjectFile.h (parentUmbrella): New.
 900         (getAllowableClients): New.
 901         * src/MachOWriterExecutable.hpp (AllowableClientLoadCommandsAtom): New.
 902
 903 2006-01-23      Nick Kledzik    <kledzik@apple.com>
 904
 905         * unit-tests/test-cases/archive-basic: added
 906         * src/ld.cpp: fix shadowed local variable
 907         * src/FileAbstraction.hpp: <rdar://problem/4417372> ld64 shouldn't inline when building debug
 908
 909 2006-01-23      Nick Kledzik    <kledzik@apple.com>
 910
 911         * src/ld.cpp: fix symbol not found error message
 912         * src/MachOReaderDylib.hpp: add logging to hash table
 913         * src/MachOReaderRelocatable.hpp: enable stabs processing. Handle static functions with stubs
 914                                                                         handle labeled cstrings.
 915         * src/MachOWriterExecutable.hpp: properly suppress atoms not in symbol table. fix low14 error check.
 916                                                                         add StubAtomHelper.
 917         * unit-tests/test-cases/relocs-literals/test.c: add more interesting edge cases
 918
 919 2006-01-17      Nick Kledzik    <kledzik@apple.com>
 920
 921         * src/MachOReaderRelocatable.hpp: tweaks to synthesizing debug notes
 922
 923 2006-01-16      Nick Kledzik    <kledzik@apple.com>
 924
 925         * src/debugline.{sh}: added
 926         * src/MachOReaderRelocatable.hpp: synthesize debug notes SOL from dwarf
 927         * src/MachOWriterExecutable.hpp: fix lazy pointer section
 928         * src/ObjectDump.hpp: Fix conditionalization
 929         * unit-tests/test-cases/dwarf-strip: added
 930
 931 2006-01-11      Nick Kledzik    <kledzik@apple.com>
 932
 933         * src/MachOReaderRelocatable.hpp: support Tiger crt1.o build with old ld64
 934         * src/ObjectDump.hpp: Support -arch option
 935
 936 2006-01-10      Nick Kledzik    <kledzik@apple.com>
 937
 938         * src/MachOWriterExecutable.hpp: fix stubs for ppc64
 939         * src/MachOFileAbstraction.hpp: fix typo for macho_routines
 940         * ld64.xcodeproj/project.pbxproj: add machochecker target
 941         * src/machochecker.cpp: new skeleton for checking mach-o file bit
 942         * unit-tests/: Add support for running machochecker
 943
 944 2006-01-10      Nick Kledzik    <kledzik@apple.com>
 945
 946         * src/MachOReaderRelocatable.hpp: warn if dwarf can't be parsed
 947         * src/MachOReaderArchive.hpp: modTime for OSO stabs from archives is .a modTime
 948
 949 2006-01-09      Nick Kledzik    <kledzik@apple.com>
 950
 951         * track modification time of .o files so that sythesized OSO stab will have it
 952
 953 2006-01-09      Nick Kledzik    <kledzik@apple.com>
 954
 955         * src/MachOFileAbstraction.hpp: add macho_uuid_command
 956         * src/MachOWriterExecutable.cpp: add UUID load command to generated files
 957
 958 2006-01-09      Nick Kledzik    <kledzik@apple.com>
 959
 960         * src/MachOReaderDylib.hpp: no longer keep dylib memory mapped
 961         * src/ld.cpp: don't track dylib sizes because they are not longer memory mapped
 962
 963 2006-01-05      Nick Kledzik    <kledzik@apple.com>
 964
 965         * src/MachOReaderRelocatable.hpp: support new relocations
 966
 967 2006-01-05      Nick Kledzik    <kledzik@apple.com>
 968
 969         * src/MachOReaderDylib.hpp: support MH_DYLIB_STUB
 970         * src/MachOReaderRelocatable.hpp: Add Geoff's comp unit extractor
 971
 972 2006-01-05      Nick Kledzik    <kledzik@apple.com>
 973
 974         refactor: transform Atom::dontStripName() to getSymbolTableInclusion()
 975         * src/ld.cpp: pass dyld_stub_binding_helper to writer
 976         * src/MachOReaderRelocatable.hpp: update synthesized stabs
 977           Ignore stubs and lazy pointers in .o files
 978           Support initializers and terminators
 979         * src/MachOWriterExecutable.hpp: synthesize stubs and lazy pointers as needed
 980         * ld64.xcodeproj/project.pbxproj: change Release target to build with dwarf
 981
 982 2006-01-03  Eric Christopher  <echristo@apple.com>
 983
 984         * src/Options.h (multipleDefinitionsInDylibs): Declare.
 985         (overridingDefinitionInDependentDylib): Ditto.
 986         (warnOnMultipleDefinitionsInObjectFiles): Ditto.
 987         (multiplyDefined): Remove.
 988         (multiplyDefinedUnused): Ditto.
 989         (fMultiplyDefined): Ditto.
 990         (fWarnOnMultiplyDefined): New.
 991         (fMultiplyDefinedDynamic): Ditto.
 992         * src/Options.cpp (Options::Options): Initialize above.
 993         (overridingDefinitionInDependentDylib): New.
 994         (multipleDefinitionsInDylibs): Ditto.
 995         (warnOnMultipleDefinitionsInObjectFiles): Ditto.
 996         (parse): Update comments. Fix parsing of -y option.
 997         Update error message for -dead_strip. Parse above
 998         options.
 999
1000 2006-01-02      Nick Kledzik    <kledzik@apple.com>
1001
1002         * Refactor: move Atom::writeContent() to Writer
1003
1004 2005-12-23      Nick Kledzik    <kledzik@apple.com>
1005
1006         * Reworked, simplify, and document test harness
1007         * unit-tests/README: Added
1008
1009 2005-12-23      Nick Kledzik    <kledzik@apple.com>
1010
1011         * src/MachOReaderRelocatable.hpp: fixes for Objective-C
1012         * unit-tests/test-cases/relocs-objc: Added
1013
1014 2005-12-22      Nick Kledzik    <kledzik@apple.com>
1015
1016         * src/MachOReaderRelocatable.hpp: fix check that next reloc is pair
1017         * src/MachOReaderRelocatable.hpp: Add code to synthesize essential stabs from dwarf
1018
1019 2005-12-21      Nick Kledzik    <kledzik@apple.com>
1020
1021         * src/MachOReaderRelocatable.hpp: Fix parsing of literal sections
1022         * src/MachOWriterExecutable.hpp: Fix writing of literal sections
1023         * unit-tests/test-cases/relocs-literals: Added
1024
1025 2005-12-15  Eric Christopher  <echristo@apple.com>
1026
1027         * src/Options.h (enum Treatment): New.
1028         (enum PICTreatment): Delete.
1029         (enum VersionMin): New.
1030         (prebind): Declare.
1031         (macosxVersionMin): Ditto.
1032         (multiplyDefined): Ditto.
1033         (multiplyDefinedUnused): Ditto.
1034         (setVersionMin): Ditto.
1035         (setPICTreatment): Delete.
1036         (setReadOnlyRelocTreatment): Ditto.
1037         (picTreatment): Adjust return type.
1038         (parseTreatment): New.
1039         (fPrebind): Ditto.
1040         (fVersionMin): Ditto.
1041         (fPICTreatment): Change type.
1042         (fMultiplyDefined): New.
1043         (fMultiplyDefinedUnused): Ditto.
1044         (fLimitUndefinedSymbols): Ditto.
1045
1046         * src/Options.cpp: Fix whitespace. Add comments on options.
1047         (Options::Options): Add initializers for new variables.
1048         (Options::prebind): New.
1049         (Options::macosxVersionMin): Ditto.
1050         (Options::parseTreatment): Ditto.
1051         (Options::setVersionMin): Ditto.
1052         (Options::setReadOnlyRelocTreatment): Delete.
1053         (Options::setPICTreatment): Ditto.
1054         (Options::Parse): Update for above. Add comments.
1055
1056 2005-12-15      Nick Kledzik    <kledzik@apple.com>
1057
1058         * src/MachOReaderRelocatable.hpp: Add comments about dwarf
1059
1060 2005-12-14      Nick Kledzik    <kledzik@apple.com>
1061
1062         * src/ELFFileAbstraction.hpp: Added
1063         * src/ELFReaderRelocatable.hpp: Added
1064         * Lot of fixes for new architecture
1065         * Added __OPEN_SOURCE__ to "Preprocessor Macros" to disable new architecture support by default
1066
1067 2005-12-13      Nick Kledzik    <kledzik@apple.com>
1068
1069         * src/MachOReaderRelocatable.hpp: check for S_ATTR_DEBUG and ignore those sections
1070         * unit-tests/test-cases/dwarf-ignore: added
1071
1072 2005-12-12      Nick Kledzik    <kledzik@apple.com>
1073
1074         * Added test harness and three initial tests:
1075                 relocs-asm, relocs-c, and hello-world
1076
1077 2005-12-12      Nick Kledzik    <kledzik@apple.com>
1078
1079         * src/MachOReaderRelocatable.hpp: Massive refactoring:
1080                 Now there are three Atom classes, Chopping into Atoms
1081                 is done on label boundaries or by knowledge of special
1082                 sections, Share lots of ppc/ppc64 code.
1083         Stabs process code is temporarily disabled.
1084
1085 2005-12-12      Nick Kledzik    <kledzik@apple.com>
1086
1087         * src/ObjectDump.cpp: Add command line options: -no_content, -stabs, -no_sort
1088
1089 2005-12-11  Eric Christopher  <echristo@apple.com>
1090
1091         * src/Options.cpp: Reformat.
1092         * src/Options.h: Ditto.
1093
1094 2005-12-07  Eric Christopher  <echristo@apple.com>
1095
1096         * src/MachOReaderRelocatable.hpp (Atom::getAlignment):
1097         When calculating alignment of an Atom, take into account
1098         the alignment from which we pulled the Atom.
1099
1100 2005-12-06      Nick Kledzik    <kledzik@apple.com>
1101
1102         * src/Options.cpp src/Options.h: Add design comments
1103
1104 2005-12-05  Eric Christopher  <echristo@apple.com>
1105
1106         * src/ld.cpp (Linker::createWriter): Uncomment ppc64 and
1107         i386 linkers.
1108
1109 2005-12-05  Eric Christopher  <echristo@apple.com>
1110
1111         * ChangeLog: New file.
1112
1113 2005-12-02      Nick Kledzik    <kledzik@apple.com>
1114
1115         * src/ObjectFile.h: Add design comments
1116
1117 2005-11-30      Nick Kledzik    <kledzik@apple.com>
1118
1119         * Fix uses of __OPEN_SOURCE__
1120
1121 2005-11-28      Nick Kledzik    <kledzik@apple.com>
1122
1123         * Refactor Atom to use getDefinitionKind()
1124
1125 2005-11-21      Nick Kledzik    <kledzik@apple.com>
1126
1127         * src/MachOWriterExecutable.hpp: don't generate section for commons in -r mode
1128
1129 2005-11-18      Nick Kledzik    <kledzik@apple.com>
1130
1131         * x86 tweaks
1132
1133 2005-11-18      Nick Kledzik    <kledzik@apple.com>
1134
1135         * src/ObjectDump.cpp: make work with command line arguments
1136
1137 2005-11-18      Nick Kledzik    <kledzik@apple.com>
1138
1139         * Massive rework to remove preprocessor conditionals and use templates
1140
1141 2005-11-14      Nick Kledzik    <kledzik@apple.com>
1142
1143         * Created new Subversion repository for ld64 from cvs tag ld64-27.2