ChangeLog

   1
   2 ----- Tagged ld64-47
   3
   4
   5 ----- Tagged ld64-46
   6
   7 2006-03-10      Nick Kledzik    <kledzik@apple.com>
   8
   9         <rdar://problem/4419505> ld64 should figure out architecture from .o files
  10         * unit-tests/test-cases/auto-arch: added
  11         * src/ld.cpp: added Linker::inferArchitecture() to scan .o files are infer architecture to link
  12         * src/MachOReaderArchive.hpp: enhanced validFile() to look deeper into archive and really valdate
  13         * src/MachOWriterExecutable.hpp: stop using fOptions.architecture()
  14         * src/Options.cpp: stop defaulting to ppc64
  15
  16
  17 2006-03-09      Nick Kledzik    <kledzik@apple.com>
  18
  19         <rdar://problem/4465004> Need "intentionally left blank" dylib stubs
  20         * unit-tests/include/common.makefile: add VALID_ARCHS
  21         * unit-tests/run-all-unit-tests: set up VALID_ARCHS
  22         * unit-tests/test-cases/blank-stubs: add test case
  23         * src/ld.cpp: in addDylib(), detect and ignore blank stubs
  24         * src/MachOReaderDylib.hpp: in constructor, handle blank stubs
  25
  26 2006-03-09      Nick Kledzik    <kledzik@apple.com>
  27
  28         <rdar://problem/4471424> crash in stub with 2GB pagezero
  29         * src/MachOWriterExecutable.hpp: StubAtom<ppc64> can't be no-pic if a large zero-page is used
  30
  31 2006-03-06      Nick Kledzik    <kledzik@apple.com>
  32
  33         * src/Options.cpp: addSectionAlignment, warn if -sectalign alignment is not a power of two
  34
  35 ----- Tagged ld64-45
  36
  37
  38 2006-03-06      Nick Kledzik    <kledzik@apple.com>
  39
  40         <rdar://problem/4466930> LP64/9A122: ld64: hang when trying to link DiscRecording framework
  41         * src/Options.cpp: addSectionAlignment, warn on zero.  Use log2() for alignment conversion
  42
  43
  44 ----- Tagged ld64-44
  45
  46 2006-03-04      Nick Kledzik    <kledzik@apple.com>
  47
  48         * src/MachOReaderRelocatable.hpp: fix again test for detection of anonymous non-lazy-pointer.
  49         Error out if .o file contains old __DWARFA style dwarf.
  50
  51 2006-03-02      Nick Kledzik    <kledzik@apple.com>
  52
  53         * src/ld.cpp: only re-map page aligned sub-parts of a fat file.  A conformat mmap() requires alignment.
  54
  55 ----- Tagged ld64-43
  56
  57 2006-03-02      Nick Kledzik    <kledzik@apple.com>
  58
  59         * src/MachOReaderRelocatable.hpp: <rdar://problem/4464370> tighten detection of anonymous non-lazy-pointer
  60
  61 ----- Tagged ld64-42
  62
  63 2006-02-28      Nick Kledzik    <kledzik@apple.com>
  64
  65         * src/MachOReaderRelocatable.hpp: fix x86 __IMPORT permissions for class Segment
  66
  67 2006-02-28      Nick Kledzik    <kledzik@apple.com>
  68
  69         <rdar://problem/4461240> SWB: ld64-37 (can't resolve symbol ___dso_handle)
  70         * src/MachOWriterExecutable.hpp: add class DsoHandleAtom
  71
  72 2006-02-28      Nick Kledzik    <kledzik@apple.com>
  73
  74         * unit-tests/test-cases/literals-coalesce-alignment: added test case
  75         * src/ld.cpp: when coalescing strings pick one with greater alignment
  76         <rdar://problem/4458660> ld64: CG link failed because lo14 reference to anonymous non-lazy-pointer not aligned
  77         * unit-tests/test-cases/relocs-c/test.c: tweak to fail like 4458660
  78         * src/MachOReaderRelocatable.hpp: detect anonymous non-lazy-pointer and transform into real non-lazy-pointers
  79
  80 ----- Tagged ld64-41
  81
  82 2006-02-24      Nick Kledzik    <kledzik@apple.com>
  83
  84         * src/Options.cpp: Warning about -no_dead_strip_inits_and_terms and -i options.
  85                                            Fix -weak-l option.
  86
  87 ----- Tagged ld64-40
  88
  89 2006-02-24      Nick Kledzik    <kledzik@apple.com>
  90
  91         <rdar://problem/4454698> Leopard9A113: ppc64 libstdc++.dylib initializer crashes in pthread_once
  92         * unit-tests/test-cases/multiple-entry-points: added
  93         * src/MachOReaderRelocatable.hpp: make sure that if there are multiple symbols with the same
  94         address, that we properly make zero length atoms for all but last symbol
  95
  96 2006-02-24      Nick Kledzik    <kledzik@apple.com>
  97
  98         * src/Options.cpp: <rdar://problem/4456093> ld64 doesn't realpath(3) B&I tracing paths
  99
 100 2006-02-24      Nick Kledzik    <kledzik@apple.com>
 101
 102         * src/Options.cpp: <rdar://problem/4457078> 9A110: ld64 can't deal with section names >16 chars
 103
 104 2006-02-23      Nick Kledzik    <kledzik@apple.com>
 105
 106         * src/MachOWriterExecutable.hpp:  use vector.reserve() to minimize re-allocations
 107         * src/Options.cpp: use vector.reserve() to minimize re-allocations
 108         * src/MachOReaderRelocatable.hpp:  use vector.reserve() to minimize re-allocations
 109         * src/MachOReaderDylib.hpp:  use vector.reserve() to minimize re-allocations
 110         * src/ld.cpp:  use vector.reserve() to minimize re-allocations
 111
 112 2006-02-23      Nick Kledzik    <kledzik@apple.com>
 113
 114         <rdar://problem/4455927> ld64 creates corrupt executables (and has malloc errors) with -headerpad option
 115         * src/MachOWriterExecutable.hpp: Change LoadCommandsPaddingAtom<A>::setSize() to update fLargestAtomSize
 116         * unit-tests/test-cases/header-pad: added
 117
 118 2006-02-23      Nick Kledzik    <kledzik@apple.com>
 119
 120         <rdar://problem/4455192> ld64 creates invalid static executables
 121         * src/MachOWriterExecutable.hpp: Change MachHeaderAtom<A>::copyRawContent() to create correct header
 122         for static executables.  Change SymbolTableLoadCommandsAtom to skip LC_DYSYMTAB for static executables
 123         * src/machochecker.cpp: Add tests that static executables are well formed
 124         * unit-tests/test-cases/static-executable: added
 125
 126 2006-02-22      Nick Kledzik    <kledzik@apple.com>
 127
 128         * src/Options.cpp: <rdar://problem/4453468> chnage printf on unknown arg to a throw
 129
 130 ----- Tagged ld64-39
 131
 132 2006-02-20      Nick Kledzik    <kledzik@apple.com>
 133
 134         * unit-tests/test-cases/read-only-relocs: added new test case
 135         * src/MachOWriterExecutable.hpp: <rdar://problem/4448922> detect and error on relocs in read-only sections
 136         * src/MachOReaderRelocatable.hpp: fix parsing of i386 absolute addressing relocs
 137
 138 2006-02-20      Nick Kledzik    <kledzik@apple.com>
 139
 140         * unit-tests/test-cases/stabs-coalesce: added new test case
 141         * src/ld.cpp.hpp: <rdar://problem/4449226> in collectStabs removed unused stabs
 142
 143 ----- Tagged ld64-38
 144
 145 2006-02-17      Nick Kledzik    <kledzik@apple.com>
 146
 147         * src/MachOWriterExecutable.hpp: <rdar://problem/4434578> set correct n_sect field of stabs
 148
 149 2006-02-15      Nick Kledzik    <kledzik@apple.com>
 150
 151         * src/MachOReaderArchive.hpp: <rdar://problem/4441920> with -all_load skip over both kinds of SYMDEFs
 152         * unit-tests/test-cases/archive-basic/Makefile: add -all_load test case
 153
 154 ----- Tagged ld64-37
 155
 156 2006-02-13  Eric Christopher  <echristo@apple.com>
 157
 158         * src/MachOWriterExecutable.hpp (assignFileOffsets): Simplify. Add comments.
 159         Adjust whitespace.
 160
 161 2006-02-13      Nick Kledzik    <kledzik@apple.com>
 162
 163         * src/MachOWriterExecutable.hpp: in Writer<x86>::fixUpReferenceRelocatable() fix kPCRel32 for external case
 164
 165 2006-02-13      Nick Kledzik    <kledzik@apple.com>
 166
 167         * unit-tests/test-cases/zero-fill: added
 168         * src/machochecker.cpp: check that S_ZEROFILL have no file offset
 169         * src/MachOWriterExecutable.hpp: rework assignFileOffsets() to fix rdar://problem/4441145
 170
 171 2006-02-12      Nick Kledzik    <kledzik@apple.com>
 172
 173         * src/MachOReaderRelocatable.hpp: <rdar://problem/4440880> fix use of first zero-length c-string in .o file
 174
 175 2006-02-12      Nick Kledzik    <kledzik@apple.com>
 176
 177         * src/MachOReaderRelocatable.hpp: <rdar://problem/4440905> fix uninitialized fAlignment
 178
 179 2006-02-12      Nick Kledzik    <kledzik@apple.com>
 180
 181         * unit-tests/test-cases/relocs-asm/relocs-asm.s: add pointer-diff cases
 182         * src/Architectures.hpp: make size explicit in ppc/ppc64 kPointerDiff
 183         * src/MachOReaderRelocatable.hpp: don't allow kPointerDiff64 for ppc (just ppc64)
 184         * src/MachOWriterExecutable.cpp: set proper r_length for ld -r of kPointerDiff
 185
 186 ----- Tagged ld64-36
 187
 188 2006-02-08      Nick Kledzik    <kledzik@apple.com>
 189
 190         * src/MachOReaderRelocatable.cpp: rdar://problem/4438677 Handle when a .o file dwarf line info entries but no functions
 191
 192 2006-02-08      Nick Kledzik    <kledzik@apple.com>
 193
 194         * src/MachOWriterExecutable.cpp: Properly set address of first TEXT section
 195         Keep S_COALESCED attribute for __eh_frame
 196
 197 2006-02-08      Nick Kledzik    <kledzik@apple.com>
 198
 199         * src/ld.cpp: Temporarily turn allowable client errors into warnings
 200         * unit-tests/test-cases/allowable-clientMakefile: Temporarily let warnings be ok for above
 201         * src/MachOWriterExecutable.hpp: fix ld -r to not use external relocations for symbols make static
 202
 203 2006-02-08      Nick Kledzik    <kledzik@apple.com>
 204
 205         * src/ld.cpp: A sibling in an umbrella can always link with its other siblings
 206         * unit-tests/test-cases/allowable-client: add test case for above
 207
 208 2006-02-08      Nick Kledzik    <kledzik@apple.com>
 209
 210         * src/MachOReaderRelocatable.hpp: support LOCAL non-lazy pointers to hidden symbols
 211         * src/machochecker.cpp: verify indirect symbol table
 212         * unit-tests/test-cases/private-non-lazy: added test case
 213
 214 2006-02-07      Nick Kledzik    <kledzik@apple.com>
 215
 216         * src/MachOWriterExecutable.hpp: fix calculation of file offsets in ld -r mode
 217         * src/machochecker.cpp: verify segment file offsets are within file
 218
 219 ----- Tagged ld64-35
 220
 221 2006-02-06      Nick Kledzik    <kledzik@apple.com>
 222
 223         * ld.cpp: allow parent of sub-framework to link
 224         * unit-tests/test-cases/allowable-client/Makefile: added cases for parent and clients of parent
 225
 226 2006-02-04      Nick Kledzik    <kledzik@apple.com>
 227
 228         * unit-tests/test-cases/relocs-c/test.c:  added some array cases
 229         * src/MachOReaderRelocatable.hpp: factor out makeReferenceToEH()
 230         * src/MachOWriterExecutable.hpp: add initial support for non-lazy pointer synthesis
 231
 232 ----- Tagged ld64-34
 233
 234 2006-02-04      Nick Kledzik    <kledzik@apple.com>
 235
 236         * src/ld.cpp: <rdar://problem/4432917> fix -no_arch_warnings
 237                                   <rdar://problem/4432932> fix -undefined warning
 238                                 Do BINCL/EINCL optimization for gfull stabs
 239                                 Implement "essential symbols" for stabs (-Sp)
 240                                 Fix allowable clients to only test on direct libraries
 241         * src/MachOReaderRelocatable.hpp: support BINCL/EINCL stabs
 242
 243 2006-02-03      Nick Kledzik    <kledzik@apple.com>
 244
 245         * src/machochecker.cpp: add code to check load command alignment
 246         * src/MachOWriterExecutable.hpp: make load command alignment depend on architecture
 247
 248 2006-02-03      Nick Kledzik    <kledzik@apple.com>
 249
 250         * unit-tests/test-cases/literals-coalesce: added
 251         * src/MachOReaderRelocatable.hpp: assure all targets of low14 ppc relocs are at least 4-byte alignmented
 252
 253 ----- Tagged ld64-33
 254
 255 2006-02-02      Nick Kledzik    <kledzik@apple.com>
 256
 257         * src/MachOReaderRelocatable.hpp: properly coalesce 8-byte literals
 258         * src/MachOWriterExecutable.hpp: support ppc64::kPointerDiff32
 259
 260 ----- Tagged ld64-32
 261
 262 2006-02-02      Nick Kledzik    <kledzik@apple.com>
 263
 264         * src/MachOReaderRelocatable.hpp: support anonymous zero fill atoms
 265
 266 2006-02-02      Nick Kledzik    <kledzik@apple.com>
 267
 268         * src/ld.cpp: A weak definition is good enough, do not search archives for a non-weak one
 269         * unit-tests/test-cases/archive-weak: add test case for above
 270         * src/MachOReaderRelocatable.hpp: an atom should never have a by-name reference to itself
 271         * src/Options.cpp: prevent .eh symbols from being exported via a -exported_symbols_list
 272
 273 2006-02-01      Nick Kledzik    <kledzik@apple.com>
 274
 275         * src/MachOReaderRelocatable.hpp: Support -macosx_version_min 10.5
 276
 277 2006-02-01      Nick Kledzik    <kledzik@apple.com>
 278
 279         * src/MachOReaderRelocatable.hpp: don't try to parse debug_line dwarf if no symboled atoms
 280
 281 ----- Tagged ld64-31
 282
 283 2006-02-01  Eric Christopher  <echristo@apple.com>
 284
 285         * unit-tests/test-cases/allow-stack-execute/Makefile: Move otool handling...
 286         * unit-tests/include/common.makefile: ... here.
 287         * unit-tests/bin/fail-if-stdin.pl: New.
 288         * unit-tests/test-cases/no-uuid: Ditto.
 289         * src/ld.cpp (Linker::) Add fCreateUUID.
 290         (::Linker): Initialize.
 291         (::collectStabs): Use. Set if dwarf or we have a UUID already.
 292         (::writeOutput): Pass as argument to Writer::write along with option.
 293         * src/Options.h (Option::emitUUID): Declare.
 294         (Option::fEmitUUID): Ditto.
 295         * src/Options.cpp (Option::emitUUID): New.
 296         (parse): Handle -no_uuid.
 297         * src/MachOReaderRelocatable (Reader::Reader): Handle LC_UUID.
 298         * src/ExecutableFile.h (Writer::Write): Add createUUID boolean.
 299         * src/MachOWriterExecutable: Add UUID forward declaration.
 300         (fUUIDAtom): New.
 301         (UUIDLoadCommandAtom): Emit LC_UUID if fEmit. New function emit. Size
 302         to zero at start.
 303         (Writer::writer): Add handle for LC_UUID. If createUUID emit LC_UUID.
 304         (MachHeaderAtom::copyRawContent): Don't count a load command if its size is
 305         0.
 306         (UUIDLoadCommandAtom::copyRawContent): Depend on fEmit.
 307
 308
 309 2006-01-31      Nick Kledzik    <kledzik@apple.com>
 310
 311         * unit-tests/test-cases/dwarf-debug-notes : Added
 312         * src/ld.cpp: don't generate debug note for .eh symbols
 313         * src/MachOReaderRelocatable.hpp: make dwarf line info to atom matching faster and better
 314
 315 2006-01-31      Nick Kledzik    <kledzik@apple.com>
 316
 317         * ld64.xcodeproj/project.pbxproj : Make buildable on Leopard
 318         * src/MachOFileAbstraction.hpp: make buildable without latest cctools headers
 319
 320 2006-01-31      Nick Kledzik    <kledzik@apple.com>
 321
 322         * src/MachOReaderRelocatable.hpp: better error message for bad relocs
 323         * src/ObjectDump.cpp: add emacs tab settings
 324         * src/SectCreate.h: ditto
 325         * src/SectCreate.cpp: ditto
 326         * src/machochecker.cpp: ditto
 327         * src/ExecutableFile.h: ditto
 328
 329 2006-01-30  Eric Christopher  <echristo@apple.com>
 330
 331         * src/ExecutableFile.h: Indent.
 332
 333 2006-01-30      Nick Kledzik    <kledzik@apple.com>
 334
 335         * src/MachOReaderRelocatable.hpp: performance improvements
 336         * src/ld.cpp: now that stubs are synthesized in write, don't need to special case anymore
 337
 338 2006-01-30      Nick Kledzik    <kledzik@apple.com>
 339
 340         * src/MachOReaderRelocatable.hpp: fix parsing of pcc relocs
 341         * unit-tests/test-cases/relocs-asm/relocs-asm.s: add test case for above
 342
 343 2006-01-29      Nick Kledzik    <kledzik@apple.com>
 344
 345         * unit-tests/test-cases/weak_import: added test case
 346         * src/ld.cpp: move code for weak_import mismatch to writer
 347         * src/ObjectFile.h: remove ImportWeakness methods
 348         * src/MachOReaderDylib.hpp: ditto
 349         * src/SectCreate.cpp: ditto
 350         * src/Architectures.hpp: add new ReferenceKinds for weak_imports
 351         * src/MachOReaderRelocatable.hpp: implement new ReferenceKinds
 352         * src/MachOWriterExecutable.hpp: handle new ReferenceKinds and weak_import mismatches
 353
 354 2006-01-29      Nick Kledzik    <kledzik@apple.com>
 355
 356         * src/Options.cpp: verify -allow_stack_execute is only used on main executables
 357
 358 2006-01-29      Nick Kledzik    <kledzik@apple.com>
 359
 360         * src/MachOReaderRelocatable.hpp: sync with latest dwarf reader from Geoff
 361         * src/debugline.c: sync with latest dwarf reader from Geoff
 362
 363 2006-01-27  Eric Christopher  <echristo@apple.com>
 364
 365         * src/ld.cpp (Linker::syntesizeStabs): Correct spelling. Update all uses.
 366
 367 2006-01-27  Eric Christopher  <echristo@apple.com>
 368
 369         * src/Options.h (Options): Add hasExecutableStack, fExecutableStack.
 370         * src/Options.cpp (Options::hasExecutableStack): New.
 371         (Options::parse): Parse -allow_stack_execute.
 372         * src/MachOWriterExecutable.hpp (MachHeaderAtom::copyRawContent):
 373         Implement MH_ALLOW_STACK_EXECUTION.
 374         * unit-tests/include/common.makefile (FAIL_IF_EMPTY): New.
 375         * unit-tests/bin/fail-if-no-stdin.pl: New file.
 376         * unit-tests/test-cases/allow-stack-execute: New directory.
 377
 378 2006-01-27      Nick Kledzik    <kledzik@apple.com>
 379
 380         * src/MachOFileAbstraction.hpp: rely on latest system headers
 381         * src/MachOWriterExecutable.hpp: fix ppc stubs.
 382                 wrote new relocationNeededInFinalLinkedImage() to replace common code
 383
 384 2006-01-27  Eric Christopher  <echristo@apple.com>
 385
 386         * src/ld.cpp (logTraceInfo): New.
 387         (Linker::addArchive): Use.
 388         (Linker::addDylib): Ditto.
 389         * src/ObjectFile (ReaderOptions::fTraceOutputFile): New.
 390         * src/MachOReaderArchive.hpp (Reader::Reader): Move trace
 391         logging to Linker::addArchive.
 392         * src/Options.cpp (parsePreCommandLineEnvironment): Check
 393         LD_PRINT_FILE if tracing dylibs or archives.
 394
 395 2006-01-26      Nick Kledzik    <kledzik@apple.com>
 396
 397         * src/MachOWriterExecutable.hpp: handle NULL strings in SO debug notes
 398
 399 2006-01-26      Nick Kledzik    <kledzik@apple.com>
 400
 401         * src/MachOWriterExecutable.hpp: fix header padding calculation and thread state
 402
 403 2006-01-26      Nick Kledzik    <kledzik@apple.com>
 404
 405         Rewrite all stabs processing.
 406         Move sythesize of debug notes into ld.cpp
 407
 408 2006-01-26      Nick Kledzik    <kledzik@apple.com>
 409
 410         * src/MachOWriterExecutable.hpp: fix ppc and ppc64 stub relocs
 411
 412 2006-01-25      Nick Kledzik    <kledzik@apple.com>
 413
 414         * ld64.xcodeproj/project.pbxproj: special case building in Curry
 415
 416 2006-01-25      Nick Kledzik    <kledzik@apple.com>
 417
 418         * src/MachOWriterExecutable.hpp: fix bugs in stub/lazy-pointer synthesis
 419
 420 2006-01-24  Eric Christopher  <echristo@apple.com>
 421
 422         * src/ld.cpp (Linker::createReaders): Change logging title to XBS.
 423         (Linker::addDylib): Ditto.
 424         * src/MachOReaderArchive.hpp (Reader::Reader): Ditto.
 425         * src/Options.h (fPrintOptions): New.
 426         * src/Options.cpp (Options::Options): Initialize above.
 427         (Options::checkForFile): Change logging title to XBS.
 428         (Options::findFramework): Ditto.
 429         (Options::parse): Add log for options.
 430         (Options::parsePreCommandLineEnvironmentSettings): Add LD_TRACE_ARCHIVES,
 431         LD_TRACE_DYLIBS, and LD_PRINT_OPTIONS.
 432
 433 2006-01-24      Nick Kledzik    <kledzik@apple.com>
 434
 435         * src/MachOReaderRelocatable.hpp: better C++ eh parsing
 436
 437 2006-01-23  Eric Christopher  <echristo@apple.com>
 438
 439         * unit-tests/bin/fail-if-exit-zero.pl: New.
 440         * unit-tests/include/common.makefile (FAIL_IF_SUCCESS): Use.
 441         * unit-tests/allowable-client: New test.
 442         * src/ld.cpp (Linker::addDylib): Check allowable clients before adding dylib.
 443         * src/Options.h (allowableClients): New.
 444         (clientName): Ditto.
 445         (fAllowableClients): Ditto.
 446         (fClientName): Ditto.
 447         * src/Options.cpp: Implement above.
 448         (parse): Handle -allowable_client and -client_name.
 449         * src/MachOReaderDylib.hpp (getAllowableClients): New.
 450         (fAllowableClients): Ditto.
 451         (Reader): Process LC_SUB_CLIENT load command.
 452         * src/ObjectFile.h (parentUmbrella): New.
 453         (getAllowableClients): New.
 454         * src/MachOWriterExecutable.hpp (AllowableClientLoadCommandsAtom): New.
 455
 456 2006-01-23      Nick Kledzik    <kledzik@apple.com>
 457
 458         * unit-tests/test-cases/archive-basic: added
 459         * src/ld.cpp: fix shadowed local variable
 460         * src/FileAbstraction.hpp: <rdar://problem/4417372> ld64 shouldn't inline when building debug
 461
 462 2006-01-23      Nick Kledzik    <kledzik@apple.com>
 463
 464         * src/ld.cpp: fix symbol not found error message
 465         * src/MachOReaderDylib.hpp: add logging to hash table
 466         * src/MachOReaderRelocatable.hpp: enable stabs processing. Handle static functions with stubs
 467                                                                         handle labeled cstrings.
 468         * src/MachOWriterExecutable.hpp: properly suppress atoms not in symbol table. fix low14 error check.
 469                                                                         add StubAtomHelper.
 470         * unit-tests/test-cases/relocs-literals/test.c: add more interesting edge cases
 471
 472 2006-01-17      Nick Kledzik    <kledzik@apple.com>
 473
 474         * src/MachOReaderRelocatable.hpp: tweaks to synthesizing debug notes
 475
 476 2006-01-16      Nick Kledzik    <kledzik@apple.com>
 477
 478         * src/debugline.{sh}: added
 479         * src/MachOReaderRelocatable.hpp: synthesize debug notes SOL from dwarf
 480         * src/MachOWriterExecutable.hpp: fix lazy pointer section
 481         * src/ObjectDump.hpp: Fix conditionalization
 482         * unit-tests/test-cases/dwarf-strip: added
 483
 484 2006-01-11      Nick Kledzik    <kledzik@apple.com>
 485
 486         * src/MachOReaderRelocatable.hpp: support Tiger crt1.o build with old ld64
 487         * src/ObjectDump.hpp: Support -arch option
 488
 489 2006-01-10      Nick Kledzik    <kledzik@apple.com>
 490
 491         * src/MachOWriterExecutable.hpp: fix stubs for ppc64
 492         * src/MachOFileAbstraction.hpp: fix typo for macho_routines
 493         * ld64.xcodeproj/project.pbxproj: add machochecker target
 494         * src/machochecker.cpp: new skeleton for checking mach-o file bit
 495         * unit-tests/: Add support for running machochecker
 496
 497 2006-01-10      Nick Kledzik    <kledzik@apple.com>
 498
 499         * src/MachOReaderRelocatable.hpp: warn if dwarf can't be parsed
 500         * src/MachOReaderArchive.hpp: modTime for OSO stabs from archives is .a modTime
 501
 502 2006-01-09      Nick Kledzik    <kledzik@apple.com>
 503
 504         * track modification time of .o files so that sythesized OSO stab will have it
 505
 506 2006-01-09      Nick Kledzik    <kledzik@apple.com>
 507
 508         * src/MachOFileAbstraction.hpp: add macho_uuid_command
 509         * src/MachOWriterExecutable.cpp: add UUID load command to generated files
 510
 511 2006-01-09      Nick Kledzik    <kledzik@apple.com>
 512
 513         * src/MachOReaderDylib.hpp: no longer keep dylib memory mapped
 514         * src/ld.cpp: don't track dylib sizes because they are not longer memory mapped
 515
 516 2006-01-05      Nick Kledzik    <kledzik@apple.com>
 517
 518         * src/MachOReaderRelocatable.hpp: support new relocations
 519
 520 2006-01-05      Nick Kledzik    <kledzik@apple.com>
 521
 522         * src/MachOReaderDylib.hpp: support MH_DYLIB_STUB
 523         * src/MachOReaderRelocatable.hpp: Add Geoff's comp unit extractor
 524
 525 2006-01-05      Nick Kledzik    <kledzik@apple.com>
 526
 527         refactor: transform Atom::dontStripName() to getSymbolTableInclusion()
 528         * src/ld.cpp: pass dyld_stub_binding_helper to writer
 529         * src/MachOReaderRelocatable.hpp: update synthesized stabs
 530           Ignore stubs and lazy pointers in .o files
 531           Support initializers and terminators
 532         * src/MachOWriterExecutable.hpp: synthesize stubs and lazy pointers as needed
 533         * ld64.xcodeproj/project.pbxproj: change Release target to build with dwarf
 534
 535 2006-01-03  Eric Christopher  <echristo@apple.com>
 536
 537         * src/Options.h (multipleDefinitionsInDylibs): Declare.
 538         (overridingDefinitionInDependentDylib): Ditto.
 539         (warnOnMultipleDefinitionsInObjectFiles): Ditto.
 540         (multiplyDefined): Remove.
 541         (multiplyDefinedUnused): Ditto.
 542         (fMultiplyDefined): Ditto.
 543         (fWarnOnMultiplyDefined): New.
 544         (fMultiplyDefinedDynamic): Ditto.
 545         * src/Options.cpp (Options::Options): Initialize above.
 546         (overridingDefinitionInDependentDylib): New.
 547         (multipleDefinitionsInDylibs): Ditto.
 548         (warnOnMultipleDefinitionsInObjectFiles): Ditto.
 549         (parse): Update comments. Fix parsing of -y option.
 550         Update error message for -dead_strip. Parse above
 551         options.
 552
 553 2006-01-02      Nick Kledzik    <kledzik@apple.com>
 554
 555         * Refactor: move Atom::writeContent() to Writer
 556
 557 2005-12-23      Nick Kledzik    <kledzik@apple.com>
 558
 559         * Reworked, simplify, and document test harness
 560         * unit-tests/README: Added
 561
 562 2005-12-23      Nick Kledzik    <kledzik@apple.com>
 563
 564         * src/MachOReaderRelocatable.hpp: fixes for Objective-C
 565         * unit-tests/test-cases/relocs-objc: Added
 566
 567 2005-12-22      Nick Kledzik    <kledzik@apple.com>
 568
 569         * src/MachOReaderRelocatable.hpp: fix check that next reloc is pair
 570         * src/MachOReaderRelocatable.hpp: Add code to synthesize essential stabs from dwarf
 571
 572 2005-12-21      Nick Kledzik    <kledzik@apple.com>
 573
 574         * src/MachOReaderRelocatable.hpp: Fix parsing of literal sections
 575         * src/MachOWriterExecutable.hpp: Fix writing of literal sections
 576         * unit-tests/test-cases/relocs-literals: Added
 577
 578 2005-12-15  Eric Christopher  <echristo@apple.com>
 579
 580         * src/Options.h (enum Treatment): New.
 581         (enum PICTreatment): Delete.
 582         (enum VersionMin): New.
 583         (prebind): Declare.
 584         (macosxVersionMin): Ditto.
 585         (multiplyDefined): Ditto.
 586         (multiplyDefinedUnused): Ditto.
 587         (setVersionMin): Ditto.
 588         (setPICTreatment): Delete.
 589         (setReadOnlyRelocTreatment): Ditto.
 590         (picTreatment): Adjust return type.
 591         (parseTreatment): New.
 592         (fPrebind): Ditto.
 593         (fVersionMin): Ditto.
 594         (fPICTreatment): Change type.
 595         (fMultiplyDefined): New.
 596         (fMultiplyDefinedUnused): Ditto.
 597         (fLimitUndefinedSymbols): Ditto.
 598
 599         * src/Options.cpp: Fix whitespace. Add comments on options.
 600         (Options::Options): Add initializers for new variables.
 601         (Options::prebind): New.
 602         (Options::macosxVersionMin): Ditto.
 603         (Options::parseTreatment): Ditto.
 604         (Options::setVersionMin): Ditto.
 605         (Options::setReadOnlyRelocTreatment): Delete.
 606         (Options::setPICTreatment): Ditto.
 607         (Options::Parse): Update for above. Add comments.
 608
 609 2005-12-15      Nick Kledzik    <kledzik@apple.com>
 610
 611         * src/MachOReaderRelocatable.hpp: Add comments about dwarf
 612
 613 2005-12-14      Nick Kledzik    <kledzik@apple.com>
 614
 615         * src/ELFFileAbstraction.hpp: Added
 616         * src/ELFReaderRelocatable.hpp: Added
 617         * Lot of fixes for new architecture
 618
 619 2005-12-13      Nick Kledzik    <kledzik@apple.com>
 620
 621         * src/MachOReaderRelocatable.hpp: check for S_ATTR_DEBUG and ignore those sections
 622         * unit-tests/test-cases/dwarf-ignore: added
 623
 624 2005-12-12      Nick Kledzik    <kledzik@apple.com>
 625
 626         * Added test harness and three initial tests:
 627                 relocs-asm, relocs-c, and hello-world
 628
 629 2005-12-12      Nick Kledzik    <kledzik@apple.com>
 630
 631         * src/MachOReaderRelocatable.hpp: Massive refactoring:
 632                 Now there are three Atom classes, Chopping into Atoms
 633                 is done on label boundaries or by knowledge of special
 634                 sections, Share lots of ppc/ppc64 code.
 635         Stabs process code is temporarily disabled.
 636
 637 2005-12-12      Nick Kledzik    <kledzik@apple.com>
 638
 639         * src/ObjectDump.cpp: Add command line options: -no_content, -stabs, -no_sort
 640
 641 2005-12-11  Eric Christopher  <echristo@apple.com>
 642
 643         * src/Options.cpp: Reformat.
 644         * src/Options.h: Ditto.
 645
 646 2005-12-07  Eric Christopher  <echristo@apple.com>
 647
 648         * src/MachOReaderRelocatable.hpp (Atom::getAlignment):
 649         When calculating alignment of an Atom, take into account
 650         the alignment from which we pulled the Atom.
 651
 652 2005-12-06      Nick Kledzik    <kledzik@apple.com>
 653
 654         * src/Options.cpp src/Options.h: Add design comments
 655
 656 2005-12-05  Eric Christopher  <echristo@apple.com>
 657
 658         * src/ld.cpp (Linker::createWriter): Uncomment ppc64 and
 659         i386 linkers.
 660
 661 2005-12-05  Eric Christopher  <echristo@apple.com>
 662
 663         * ChangeLog: New file.
 664
 665 2005-12-02      Nick Kledzik    <kledzik@apple.com>
 666
 667         * src/ObjectFile.h: Add design comments
 668
 669 2005-11-28      Nick Kledzik    <kledzik@apple.com>
 670
 671         * Refactor Atom to use getDefinitionKind()
 672
 673 2005-11-21      Nick Kledzik    <kledzik@apple.com>
 674
 675         * src/MachOWriterExecutable.hpp: don't generate section for commons in -r mode
 676
 677 2005-11-18      Nick Kledzik    <kledzik@apple.com>
 678
 679         * x86 tweaks
 680
 681 2005-11-18      Nick Kledzik    <kledzik@apple.com>
 682
 683         * src/ObjectDump.cpp: make work with command line arguments
 684
 685 2005-11-18      Nick Kledzik    <kledzik@apple.com>
 686
 687         * Massive rework to remove preprocessor conditionals and use templates
 688
 689 2005-11-14      Nick Kledzik    <kledzik@apple.com>
 690
 691         * Created new Subversion repository for ld64 from cvs tag ld64-27.2