gdb/ChangeLog

   1 Wed Apr  2 14:16:51 1997  Doug Evans  <dje@canuck.cygnus.com>
   2
   3         * remote-sim.c (gdbsim_open): Check return code from sim_open.
   4         Update call to sim_open (new arg SIM_OPEN_DEBUG).
   5
   6 start-sanitize-gdbtk
   7 Tue Apr  1 15:04:21 1997  Jason Molenda  (crash@godzilla.cygnus.co.jp)
   8
   9         * configure.in (gdbtcl): Create soft-link for gdbtcl/ directory instead
  10         of gdbtk.tcl.
  11
  12 end-sanitize-gdbtk
  13 Mon Mar 31 14:55:53 1997  Ian Lance Taylor  <ian@cygnus.com>
  14
  15         * gdbinit.in: New file.
  16         * .gdbinit: Remove.
  17         * configure.in: Generate .gdbinit from gdbinit.in.
  18         * configure: Rebuild.
  19
  20 start-sanitize-tic80
  21 Sun Mar 30 12:28:24 1997  Fred Fish  <fnf@cygnus.com>
  22
  23         * config/tic80/tic80.mt: Disable using the simulator
  24         until it is ready.
  25
  26 end-sanitize-tic80
  27 Sat Mar 29 13:57:20 1997  Fred Fish  <fnf@cygnus.com>
  28
  29         * COPYING: Install new version of file from FSF.
  30         * copying.c (show_copying_command): Update FSF address.
  31
  32 Fri Mar 28 18:33:41 1997  Ian Lance Taylor  <ian@cygnus.com>
  33
  34         * Makefile.in (distclean): Remove .gdbinit.
  35
  36 start-sanitize-tic80
  37 Fri Mar 28 15:37:30 1997  Fred Fish  <fnf@ninemoons.com>
  38
  39         * config/tic80/tm-tic80.h (NAMES_HAVE_UNDERSCORE): Define.
  40
  41 end-sanitize-tic80
  42 Fri Mar 28 15:38:04 1997  Mike Meissner  <meissner@cygnus.com>
  43
  44         * remote-sim.c (gdb_os_{,e}vprintf_filtered): Change stdarg type
  45         to va_list from void *, since va_list might not be a pointer
  46         type.
  47
  48 start-sanitize-gdbtk
  49 Fri Mar 28 17:04:02 1997  Jason Molenda  (crash@godzilla.cygnus.co.jp)
  50
  51         * Makefile.in (gdbtk.o): look for GDBTK_LIBRARY in $(datadir) by
  52         default, not $(srcdir).
  53
  54 end-sanitize-gdbtk
  55 Thu Mar 27 14:21:46 1997  Mark Alexander  <marka@cygnus.com>
  56
  57         * remote-mips.c: Clean up comment and extraneous semicolon
  58         for mips_monitor_prompt variable.
  59
  60 Thu Mar 27 12:46:58 1997  Mark Alexander  <marka@cygnus.com>
  61
  62         * remote-mips.c: Add `set monitor-prompt' command.
  63
  64 Wed Mar 26 06:47:44 1997  Mark Alexander  <marka@cygnus.com>
  65
  66         Fix from Peter Schauer:
  67         * mdebugread.c (parse_procedure): Set address of procedure to
  68         block start; this fixes problems with shared libraries introduced
  69         by change of Mar 21.
  70
  71 Mon Mar 24 19:43:16 1997  Geoffrey Noer  <noer@cygnus.com>
  72
  73         * symtab.c (find_pc_symtab): change to support the case
  74         where the objfile is reordered and contains both coff and
  75         stabs debugging info (continue on if a psymtab isn't found).
  76
  77 Sun Mar 23 16:19:20 1997  Mark Alexander  <marka@cygnus.com>
  78
  79         Fixes from Peter Schauer:
  80         * config/mips/tm-mips.h (REGISTER_CONVERT_TO_TYPE,
  81         REGISTER_CONVERT_FROM_TYPE): Swap words if target, not host,
  82         is big-endian and if registers are 32 bits.
  83         * mips-tdep.c (mips_print_register, mips_extract_return_value,
  84         mips_store_return_value): Fix floating-point word-order problems on
  85         little-endian targets introduced by changes of Mar 21.
  86
  87 Sun Mar 23 15:43:27 1997  Stan Shebs  <shebs@andros.cygnus.com>
  88
  89         * remote.c (target_resume_hook, target_wait_loop_hook): New
  90         globals.
  91         (remote_resume, remote_wait): Use them.
  92         * d10v-tdep.c: Set the above hooks.
  93         (tracesource): New GDB variable, controls source display in
  94         traces.
  95         (display_trace): Find and display source line if requested.
  96         (trace_info): Mention empty trace buffer if appropriate.
  97         (tdisassemble_command): Robustify argument handling.
  98
  99         * configure.host: Remove extra bogus Linux case.
 100
 101 Sat Mar 22 16:41:35 1997  Fred Fish  <fnf@cygnus.com>
 102
 103         * remote-sim.c (simulator_command): Add comment about dealing with
 104         NULL or empty args.
 105 start-sanitize-tic80
 106         * Makefile.in (tic80-tdep.o): Add target.
 107         * configure.tgt: Add tic80 case.
 108         * tic80-tdep.c: New file.
 109         * config/tic80/{tic80.mt, tm-tic80.h}: New files.
 110 end-sanitize-tic80
 111
 112 Sat Mar 22 02:48:11 1997  Peter Schauer  (pes@regent.e-technik.tu-muenchen.de)
 113
 114         * c-exp.y (yylex):  Handle nested template parameter lists.
 115         * symtab.c (decode_line_2):  Fix test for valid choice number.
 116
 117 Fri Mar 21 19:10:05 1997  Mark Alexander  <marka@cygnus.com>
 118
 119         * mips-tdep.c (mips_push_arguments): On non-EABI architectures,
 120         copy first two floating point arguments to general registers, so that
 121         MIPS16 functions will receive the arguments correctly.
 122         (mips_print_register): Print double registers correctly on
 123         little-endian hosts.
 124         (mips_extract_return_value): Return double values correctly
 125         on little-endian hosts.
 126
 127         * mdebugread.c (parse_procedure): Adjust address of procedure relative
 128         to address in file descriptor record; this accounts for constant
 129         strings that may precede functions in the text section.  Remove
 130         now-useless lowest_pdr_addr from argument list and all calls.
 131
 132 Fri Mar 21 15:36:25 1997  Michael Meissner  <meissner@cygnus.com>
 133
 134         * configure.tgt (powerpc*-{eabi,linux,sysv,elf}*): Determine
 135         whether the simulator will be built by whether the Makefile in the
 136         simulator directory was built.
 137
 138         * configure.in (--enable-sim-powerpc): Delete switch.
 139         * configure: Regenerate.
 140
 141 Thu Mar 20 20:52:04 1997  Jeffrey A Law  (law@cygnus.com)
 142
 143         * mn10200-tdep.c (mn10200_analyze_prologue): Look for save of "a1"
 144         in the prologue too.
 145
 146         * remote-sim.c (gdb_os_vprintf_filtered): Fix to work with non-ANSI
 147         compilers.
 148         (gdb_os_evprintf_filtered): Similarly.
 149
 150 Wed Mar 19 16:13:22 1997  Geoffrey Noer  <noer@pizza.cygnus.com>
 151
 152         New UnixWare 2.1 configuration
 153         * config/i386/i386v42mp.mt: new
 154         * config/i386/i386v42mp.mh: new
 155         * config/i386/tm-i386v42mp.h: new
 156         * config/i386/nm-i386v42mp.h: new
 157         * configure.tgt: added new entries
 158         * configure.host: added new entries
 159
 160 start-sanitize-gdbtk
 161 Wed Mar 19 15:16:17 1997  Martin M. Hunt  <hunt@onions.cygnus.com>
 162
 163         * Makefile.in:  Install gdbtcl dir instead of gdbtk.tcl.
 164
 165         * gdbtk.c: Added some ifdefs for Windows.  Changed GDBTK_FILENAME
 166         to GDBTK_LIBRARY, which is now a path to search.
 167         (gdb_path_conv): New function.  Convert Cygwin32 pathname to
 168         DOS-style pathname.
 169
 170         * {aclocal.m4,configure.in}: Changes for Windows builds.
 171
 172         * configure: Rebuilt.
 173
 174 end-sanitize-gdbtk
 175 Mon Mar 17 17:52:00 1997  J.T. Conklin  <jtc@cygnus.com>
 176
 177         * dsrec.c (load_srec): Print leading zeroes when printing section
 178         addresses.
 179
 180 Mon Mar 17 15:00:16 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 181
 182         * remote-sim.h: Delete - moved to ../include/remote-sim.h.
 183
 184         * Makefile.in (remote_utils_h): Update path to remote-sim.h.
 185
 186 Fri Mar  7 20:55:28 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 187
 188         * remote-sim.c (flush_stdout, write_stderr, flush_stderr,
 189         vprintf_filtered, evprintf_filtered): Callbacks that accept
 190         varargs.
 191
 192 Sat Mar 15 00:50:46 1997  Peter Schauer  (pes@regent.e-technik.tu-muenchen.de)
 193
 194         * breakpoint.c (insert_breakpoints, watchpoint_check,
 195         bpstat_stop_status):  Do not disable watchpoints going out of scope.
 196         (insert_breakpoints):  Make sure that the current frame is valid
 197         before calling find_frame_addr_in_frame_chain.
 198
 199         * top.c (setup_user_args):  Handle quotes and backslashes.
 200         (print_gdb_version):  Update copyright year.
 201
 202 Fri Mar 14 15:44:03 1997  Ian Lance Taylor  <ian@cygnus.com>
 203
 204         * Makefile.in (elfread.o): Depend upon elf-bfd.h and elf/mips.h.
 205
 206 start-sanitize-gdbtk
 207 Fri Mar 14 10:01:29 1997  Tom Tromey  <tromey@cygnus.com>
 208
 209         * configure: Regenerated.
 210         * configure.in (LIBS): Re-reverse order of TCL_LIBS and TK_LIBS.
 211
 212 end-sanitize-gdbtk
 213 Thu Mar 13 22:51:00 1997  Dawn Perchik  <dawn@cygnus.com>
 214
 215         * utils.c (pollquit, notice_quit): If _WIN32, limit test for
 216         cntl-C to wingdb.
 217         (initialize_utils): If _WIN32, don't call ScreenRows and ScreenCols
 218         except under wingdb.  (Contributed by Martin Hunt).
 219
 220 Thu Mar 13 12:40:49 1997  Tom Tromey  <tromey@cygnus.com>
 221
 222         * configure: Regenerated.
 223         * configure.in: Run AC_CONFIG_AUX_DIR before AC_CANONICAL_SYSTEM.
 224
 225 Thu Mar 13 11:00:22 1997  Doug Evans  <dje@canuck.cygnus.com>
 226
 227         * remote-sim.h (sim_state, SIM_DESC): New types.
 228         (sim_open): Return a `descriptor' as result.
 229         (*): New argument of descriptor result from sim_open.
 230         * remote-sim.c (gdbsim_desc): Renamed from gdbsim_open_p.
 231         (gdbsim_open): Record result of sim_open in gdbsim_desc.
 232         Pass argv list to sim_open, argv[0] = pseudo program name.
 233         (*): Pass gdbsim_desc to sim_foo fns.
 234
 235 Wed Mar 12 14:40:06 1997  Tom Tromey  <tromey@cygnus.com>
 236
 237         * config.in: Regenerated.
 238
 239         * acconfig.h (START_INFERIOR_TRAPS_EXPECTED, sys_quotactl,
 240         HAVE_HPUX_THREAD_SUPPORT): Define.
 241
 242 start-sanitize-gdbtk
 243 Wed Mar 12 14:29:52 1997  Tom Tromey  <tromey@cygnus.com>
 244
 245         * gdbtk.c (x_event): Use Tcl_DoOneEvent, TCL_DONT_WAIT,
 246         TCL_ALL_EVENTS.
 247
 248         * configure: Regenerated.
 249         * configure.in (ENABLE_GDBTK): Put TCL_LIBS after TK_LIBS in
 250         LIBS.
 251
 252 end-sanitize-gdbtk
 253
 254 Tue Mar 11 07:25:27 1997  Mark Alexander  <marka@cygnus.com>
 255
 256         First cut at supporting simulators in gdbserver:
 257
 258         * configure, configure.in: Allow gdbserver to be configured
 259         for cross-target environments.
 260         * gdbserver/Makefile.in: Add simulator support.
 261         * gdbserver/configure.in: Eliminate assumption that host == target.
 262         Simplify using gdb/configure.tgt and gdb/configure.host.
 263         Fix other minor configuration errors.
 264         * gdbserver/low-sparc.c: Fix compile error.
 265         * gdbserver/remote-utils.c: Eliminate assumption that registers
 266         and addresses are four bytes.  Fix minor compile errors and warnings.
 267         * gdbserver/server.c: Rewrite numerous instances of identical code
 268         for starting inferior processes to call new function start_inferior.
 269         Eliminate assumption that registers and addresses are four bytes.
 270         * gdbserver/server.h: Add missing prototypes to eliminate compiler
 271         warnings.
 272         * gdbserver/low-sim.c: New file to mate gdbserver with simulators.
 273         * config/mips/vr5000.mt: Add Vr5000 simulator support to gdbserver.
 274         * config/i386/linux.mh: Eliminate gdbserver support as a first step
 275         in moving such support from host to target makefile fragments.
 276         * config/i386/linux.mt: Move gdbserver support here from linux.mh.
 277
 278 Mon Mar 10 12:27:47 1997  Michael Snyder  <msnyder@cleaver.cygnus.com>
 279
 280         * symtab.h (INIT_SAL): New macro to initialize symtab_and_line,
 281         to insure consistant initialization of unused fields to zero.
 282         * symtab.c: replace initializations of sals with new macro INIT_SAL.
 283         * breakpoint.c: ditto.
 284         * infrun.c: ditto.
 285         * infcmd.c: ditto.
 286         * source.c: add call to INIT_SAL macro.
 287
 288 Sat Mar  8 00:16:37 1997  Peter Schauer  (pes@regent.e-technik.tu-muenchen.de)
 289
 290         * sparc-tdep.c (isbranch):  Always handle v9 branch instructions,
 291         they might get used on 32 bit targets as well.
 292
 293 Wed Mar  5 19:34:09 1997  Bob Manson  <manson@charmed.cygnus.com>
 294
 295         * remote-mips.c (mips_exit_debug): Some IDT boards don't
 296         send the full exit string.
 297
 298 Wed Mar  5 12:59:27 1997  Jeffrey A Law  (law@cygnus.com)
 299
 300         * mn10200-tdep.c (mn10200_push_arguments): Handle new calling
 301         conventions.
 302         (mn10200_store_struct_return): Likewise.
 303
 304 Tue Mar  4 10:31:02 1997  Mark Alexander  <marka@cygnus.com>
 305
 306         * mips-tdep.c (mips_fetch_instruction): New function; replace
 307         common code throughout with calls to it.
 308         (mips_find_saved_regs): Examine MIPS16 entry instruction to determine
 309         correct saved addresses of $s0 and $s1.
 310         (mips_find_saved_regs, mips16_heuristic_proc_desc):  Use MIPS_REGSIZE
 311         instead of hardcoded 4.
 312         (mips16_skip_prologue): Handle extended instructions correctly.
 313
 314 Mon Mar  3 12:29:20 1997  Doug Evans  <dje@canuck.cygnus.com>
 315
 316         * defs.h (LONGEST): Move #ifndef LONGEST to outside.
 317         Try BFD_HOST_64_BIT if ! CC_HAS_LONG_LONG.
 318
 319 Thu Feb 27 18:54:11 1997  Mark Alexander  <marka@cygnus.com>
 320
 321         * mips-tdep.c (IS_MIPS16_ADDR, MAKE_MIPS16_ADDR, UNMAKE_MIPS16_ADDR):
 322         New macros for testing, setting, and clearing bit 0 of addresses.
 323         Change numerous bits of code where bit 0 was being manipulated
 324         to use these macros.
 325
 326 Thu Feb 27 14:12:41 1997  Mark Alexander  <marka@cygnus.com>
 327
 328         * remote-mips.c: Put back the form feeds.
 329
 330 Thu Feb 27 12:04:24 1997  Mark Alexander  <marka@cygnus.com>
 331
 332         * remote-mips.c: Remove form feeds (^L) from source.
 333         (mips_initialize): LSI PMON doesn't support 'set regsize' command.
 334         (pmon_wait): Don't need to exit and re-enter debug mode on LSI
 335         PMON after a continue; it causes target program misbehavior.
 336         (mips_fetch_register): Don't fetch unsupported registers; this
 337         cuts down on wasted serial traffic.
 338
 339 Thu Feb 27 09:38:16 1997  Stu Grossman  (grossman@critters.cygnus.com)
 340
 341         * configure.in configure (HPUX/OSF thread support):  Enable this
 342         only when running GCC, since HP's thread header files use ANSI C
 343         which is not supported by their default compiler.
 344
 345         * configure.host (i[3456]86-*-windows):  Disable long long
 346         support for WinGDB.  Add mswin to configdirs.
 347         * configure.in configure:  Move calls to configure.host and
 348         configure.tgt to the top of configure.in to allow them to set
 349         config variables before they are referenced.
 350
 351 Tue Feb 25 20:21:52 1997  Stan Shebs  <shebs@andros.cygnus.com>
 352
 353         * configure.tgt (mips*-*-lnews*): New target.
 354
 355 Mon Feb 24 16:35:00 1997  Jeffrey A Law  (law@cygnus.com)
 356
 357         * mn10200-tdep.c (mn10200_analyze_prologue): Don't fix fi->frame
 358         if we're not the innermost frame.  Fix minor typos.
 359
 360 Sat Feb 22 03:39:50 1997  Peter Schauer  (pes@regent.e-technik.tu-muenchen.de)
 361
 362         * stabsread.c (read_type):  Fix handling of template names
 363         with template parameters containing `::'.
 364
 365         * valops.c (search_struct_field, search_struct_method):
 366         Pass correct valaddr parameter to baseclass_offset.
 367         Prevent gdb crashes by making sure that the virtual base pointer
 368         from an user object still points to accessible memory.
 369
 370 Tue Feb 18 13:36:34 1997  Mark Alexander  <marka@cygnus.com>
 371
 372         * maint.c: Eliminate -Wall warnings by including some header files.
 373
 374 Tue Feb 18 13:06:30 1997  Mark Alexander  <marka@cygnus.com>
 375
 376         * remote-sim.c (init_callbacks): Undo previous change.
 377
 378 Tue Feb 18 11:13:00 1997  Dawn Perchik  <dawn@cygnus.com>
 379
 380         * maint.c: Fix dereference of pointer.
 381         * remote-sim.c: Fix reference of structure member "last_error".
 382         * debugify.c: Include config.h to get ANSI definitions.
 383
 384 Sat Feb 15 17:43:46 1997  Stu Grossman  (grossman@critters.cygnus.com)
 385
 386         * remote-vx.c (vx_attach):  Fix for PR 11356.  Remove code added
 387         by kung.  It made no sense.
 388
 389 Fri Feb 14 13:00:07 1997  Ian Lance Taylor  <ian@cygnus.com>
 390
 391         * main.c (print_gdb_help): Make static to match declaration.
 392
 393 Thu Feb 13 18:18:18 1997  Dawn Perchik  <dawn@cygnus.com>
 394
 395         * remote-e7000.c, ser-e7kpc.c, serial.c: Remove // comments.
 396
 397 Wed Feb 12 15:58:00 1997  Dawn Perchik  <dawn@cygnus.com>
 398
 399         * debugify.c, debugify.h: Make safe for non-ansi compilers.
 400
 401 Wed Feb 12 15:30:00 1997  Dawn Perchik  <dawn@cygnus.com>
 402
 403         * defs.h: Fix prototypes for new cleanup functions.
 404
 405 Wed Feb 12 15:08:47 1997  Dawn Perchik  <dawn@cygnus.com>
 406
 407         * debugify.c, debugify.h: Fix for general gnu use.  Remove C++
 408         comment, add PARAMS, add license info and fix indentation.
 409
 410 Wed Feb 12 14:42:47 1997  Dawn Perchik  <dawn@cygnus.com>
 411
 412         * debugify.c, debugify.h: New files.  Provide common macros
 413         for writing debug info to a log file or stdio.
 414
 415 Wed Feb 12 02:44:39 1997  Dawn Perchik  <dawn@cygnus.com>
 416
 417         * c-valprint.c (c_val_print): Fix printing for arrays defined
 418         with 0 length.  A sticky tag caused this fix from
 419         revision 2.32 date: 1996/04/29 23:25:27;  author: dawn;
 420         state: Exp;  lines: +1 -0 branches:  2.32.34;
 421         to not make it into devo.
 422
 423 Tue Feb 11 22:24:39 1997  Dawn Perchik  <dawn@cygnus.com>
 424
 425         * defs.h: Fix cntl-C to read from the Windows message queue.
 426         Add prototypes for make_final_cleanup (and the other cleanup
 427         routines.
 428         * remote-e7000.c: Fix sync code to timeout if unable to sync.
 429         Change sync code to report status while trying to sync-up
 430         with hardware.  Add debugging output and document.
 431         * ser-e7kpc.c: Swap order of len & offset to match implementation.
 432         Add debugging output and document.
 433         * serial.c: Add debugging output.
 434         * top.c: Add call to do_final_cleanups.
 435         Remove conditionals preventing Win32 from getting SIGQUIT.
 436         * utils.c: (*_cleanup): Modify cleanup routines to accept a cleanup
 437         chain as a parameter.  Extract this generic code from the cleanup
 438         routines into separate funtions (*_my_cleanup).  Keep old
 439         functionality by passing "cleanup_chain" to the new funtions.
 440         Define the cleanup chain "final_cleanup_chain" to be a cleanup
 441         chain which will be executed only when gdb exits.  Add functions
 442         (*_final_cleanup) to match the original (*_cleanup) functions.
 443         (pollquit, quit, notice_quit): Fix to read cntl-C from the
 444         Windows message queue.
 445
 446 start-sanitize-m32r
 447 Tue Feb 11 15:36:31 1997  Doug Evans  <dje@canuck.cygnus.com>
 448
 449         * m32r-rom.c: #include <sys/types.h>.
 450         #ifdef out new load support if wingdb.
 451         * m32r/tm-m32r.h (TARGET_M32R): Define, for wingdb.
 452
 453 end-sanitize-m32r
 454 Tue Feb 11 12:28:09 1997  Jeffrey A Law  (law@cygnus.com)
 455
 456
 457         * config/mn10200/tm-mn10200.h (STORE_STRUCT_RETURN): Fix.
 458         * mn10200-tdep.c (mn10200_store_struct_return): New function.
 459
 460         * config/mn10200/tm-mn10200.h (EXTRACT_RETURN_VALUE): Fix case when
 461         extracting a return value from a register pair.
 462
 463         * mn10200-tdep.c (mn10200_push_arguments): Stack only needs to
 464         be two byte aligned.  Round argument sizes up to two byte boundary.
 465         Write out args in two byte hunks.
 466         (mn10200_push_return_address): Implement.
 467         * config/mn10200/tm-mn10200.h (EXTRACT_RETURN_VALUE): Abort for
 468         structures > 8 bytes (temporary).
 469         (STORE_RETURN_VALUE): Likewise.
 470         (CALL_DUMMY): No longer undefine.
 471         (USE_STRUCT_CONVENTION): Use for args > 8 bytes.
 472         (REG_STRUCT_HAS_ADDR): Define.
 473
 474 start-sanitize-r5900
 475 Fri Feb 07 09:04:37 1997  Gavin Koch  <gavin@cygnus.com>
 476
 477         * configure.tgt: added r5900.
 478
 479 end-sanitize-r5900
 480 Mon Feb 10 18:35:55 1997  Mark Alexander  <marka@cygnus.com>
 481
 482         * mips-tdep.c (non_heuristic_proc_desc): New function.
 483         (find_proc_desc): Move non-heuristic proc search code into separate
 484         function.
 485         (gdb_print_insn_mips): Use non-heuristic method to find procedure
 486         descriptor, to avoid prologue examination when disassembling.
 487         * remote-mips.c: Add support for new "lsi" target (LSI MiniRISC
 488         aka MicroMeteor board).
 489         (mips_exit_debug): Prevent protocol reinitialization if an error
 490         occurs while exiting debug mode.
 491
 492 Mon Feb 10 16:11:57 1997  Jeffrey A Law  (law@cygnus.com)
 493
 494         * mn10200-tdep.c: Remove lots of debugging printfs, update/improve
 495         comments, formatting, etc.  Plus other minor fixes for problems
 496         I found during my first pass over the mn10200 port.
 497         (mn10200_analyze_prologue): New function.
 498         (mn10200_frame_chain, mn10200_init_extra_frame_info): Use it.
 499         * config/mn10200/tm-mn10200.h: Lots of updates/improvements to
 500         comments, formatting, etc.  Minor fixes for problems I found during
 501         my first pass over the mn10200 port.
 502         (TARGET_*_BIT): Define appropriately for ints, long longs, doubles and
 503         pointers.
 504         (REGISTER_VIRTUAL_TYPE): Define as a long.
 505         (EXTRACT_RETURN_VALUE): Rework to deal with long ints living
 506         in register pairs.
 507         (STORE_RETURN_VALUE): Similarly.
 508
 509         * blockframe.c (generic_get_saved_regs): Remove unused variable
 510         "addr".
 511         * breakpoint.c (frame_in_dummy): Move struct breakpoint *b decl
 512         inside #ifdef CALL_DUMMY.
 513         (watch_command_1): Initialize target_resources_ok.
 514         * command.c (do_setshow_command): Provide dummy initialization
 515         for "match".
 516         * valops.c (find_function_addr): Move function & prototype inside
 517         #ifdef CALL_DUMMY.
 518         (value_arg_coerce): Similarly.
 519         (value_of_variable): Provide dummy initialization of "frame".
 520
 521 Mon Feb 10 13:50:53 1997  Stu Grossman  (grossman@critters.cygnus.com)
 522
 523         * gdbtk.c (call_wrapper):  Clear running_now if an error occurs.
 524         This fixes PR 11323, where gdbtk stops responding if an error occurs.
 525
 526 Mon Feb 10 07:54:26 1997  Fred Fish  <fnf@cygnus.com>
 527
 528         * xcoffread.c (RECORD_MINIMAL_SYMBOL): Add NULL asection* parameter
 529         to prim_record_minimal_symbol_and_info call that was missed in Jan 3
 530         change.
 531         (scan_xcoff_symtab): Ditto.
 532
 533 Sun Feb 09 09:23:26 1997  Mark Alexander  <marka@cygnus.com>
 534
 535         * remote-mips.c (common_breakpoint): Prevent 64-bit addresses
 536         from being sent to 32-bit targets by masking off upper bits.
 537         * mips-tdep.c (heuristic_proc_start): Mask off upper 32 bits
 538         of PC on 32-bit targets.
 539         (mips16_heuristic_proc_desc): Recognize 'addiu s1,sp,n' as a
 540         frame setup instruction.
 541         (mips32_heuristic_proc_desc): Fix warning found by gcc -Wall.
 542         (mips16_skip_prologue): Recognize 'addiu s1,sp,n' as a valid
 543         prologue instruction.  Fix warnings and bugs found by gcc -Wall.
 544         * buildsym.c (finish_block): Improve handling of overlapping blocks;
 545         fixes problem on MIPS16 printing function arguments.
 546
 547 Sat Feb  8 01:14:43 1997  Peter Schauer  (pes@regent.e-technik.tu-muenchen.de)
 548
 549         * dwarf2read.c (dwarf2_linkage_name):  New function to get
 550         the linkage name of a die from DW_AT_MIPS_linkage_name or
 551         DW_AT_name.
 552         (read_func_scope, dwarf2_add_field, dwarf2_add_member_fn,
 553         new_symbol):  Use it instead of accessing DW_AT_name.
 554         (read_partial_die):  Use DW_AT_MIPS_linkage name as name of the
 555         partial die if present.
 556         (dwarf2_add_member_fn):  Make a copy of physname on the type obstack.
 557
 558 Fri Feb  7 10:06:22 1997  Jeffrey A Law  (law@cygnus.com)
 559
 560         * blockframe.c (generic_frame_chain_valid): If the new frame
 561         is not INNER_THAN the old frame, then it's not valid.
 562
 563 Tue Feb 04 09:04:37 1997  Mark Alexander  <marka@cygnus.com>
 564
 565         * mips-tdep.c (mips16_get_imm): Fix calculation of extended immediate.
 566         (mips16_heuristic_proc_desc): Recognize jal(x) instruction.
 567
 568 Mon Feb 03 17:57:58 1997  Mark Alexander  <marka@cygnus.com>
 569
 570         * mips-tdep.c (mips16_decode_reg_save): Distinguish between
 571         sd and sw instructions correctly.
 572         (heuristic_proc_start): Add support for MIPS16.
 573         (mips16_get_imm, mips16_heuristic_proc_desc,
 574         mips32_heuristic_proc_desc): New helper functions for
 575         heuristic_proc_desc.
 576         (heuristic_proc_desc): Rewrite and reorganize to support MIPS16.
 577         (mips_push_arguments): Don't align small arguments in EABI.
 578         (mips32_skip_prologue): Attempt to shrink code size a little.
 579
 580 start-sanitize-m32r
 581 Mon Feb  3 11:06:05 1997  Michael Snyder  <msnyder@cleaver.cygnus.com>
 582
 583         * m32r-stub.c: New -- remote protocol support for M32R cpu.
 584         * m32r-rom.c:  Several experiments with improved download time.
 585         * .Sanitize:   Add entry for m32r-stub.c
 586 end-sanitize-m32r
 587
 588 Fri Jan 31 08:26:39 1997  Mark Alexander  <marka@cygnus.com>
 589
 590         * mips-tdep.c (MIPS16_INSTLEN): Define.
 591         (mips_find_saved_regs): Replace hardcoded 2's with MIPS16_INSTLEN.
 592         (heuristic_proc_start): Recognize 'entry' pseudo-op as a start
 593         of function on MIPS16.
 594         (mips32_skip_prologue, mips16_skip_prologue): New helper functions
 595         for mips_skip_prologue.
 596         (mips_skip_prologue): Recognize both 16- and 32-bit prologues.
 597
 598 Wed Jan 29 12:45:54 1997  Michael Meissner  <meissner@tiktok.cygnus.com>
 599
 600         * config/powerpc/ppc{,le}-sim.mt (SIM): Remove the library
 601         ../sim/common/libcommon.a.
 602
 603 Tue Jan 28 15:54:13 1997  Michael Snyder  <msnyder@cleaver.cygnus.com>
 604
 605         * blockframe.c: fix a null pointer ref in generic_get_saved_register
 606
 607 Tue Jan 28 15:39:50 1997  Geoffrey Noer  <noer@cygnus.com>
 608
 609         * mn10200-tdep.c (mn10200_frame_chain): Get basic backtracing
 610         working.
 611
 612 Mon Jan 27 14:31:52 1997  Mark Alexander  <marka@cygnus.com>
 613
 614 First set of changes for mips16:
 615         * config/mips/tm-mips.h (MIPS16_BIG_BREAKPOINT,
 616         MIPS16_LITTLE_BREAKPOINT, BREAKPOINT_FROM_PC): Define.
 617         (ABOUT_TO_RETURN): Call new function mips_about_to_return.
 618         (mips_breakpoint_from_pc, mips_about_to_return): Declare.
 619         * mem-break.c (memory_breakpoint_from_pc): New function.
 620         (memory_insert_breakpoint, memory_remove_breakpoint): Use
 621         memory_breakpoint_from_pc to determine breakpoint contents and size.
 622         * target.h (memory_breakpoint_from_pc): Declare.
 623         * monitor.c (monitor_insert_breakpoint): Use memory_breakpoint_from_pc
 624         to determine size of breakpoint instruction.
 625         * mips-tdep.c (mips32_decode_reg_save, mips16_decode_reg_save):
 626         New helper functions for mips_find_saved_regs.
 627         (mips_find_saved_regs): Recognize mips16 prologues.
 628         (mips_addr_bits_remove): Strip off upper 32 bits of address
 629         when target CPU is 32 bits but CORE_ADDR is 64 bits.
 630         (mips_step_skips_delay): No branch delay slot on mips16.
 631         (gdb_print_insn_mips): Disassemble mips16 code.
 632         (mips_breakpoint_from_pc, mips_about_to_return): New functions.
 633
 634 Mon Jan 27 10:34:03 1997  Jeffrey A Law  (law@cygnus.com)
 635
 636         * tm-mn10200.h (NUM_REGS): Decrease to 12.
 637         (REGISTER_NAMES): Elimination registers not found on the mn10200.
 638         (PC_REGNUM, MDR_REGNUM, PSW_REGNUM): Corresponding changes.
 639         (LIR_REGNUM, LAR_REGNUM): Delete.  They don't exist on the mn10200.
 640
 641 Sat Jan 25 00:07:59 1997  Peter Schauer  (pes@regent.e-technik.tu-muenchen.de)
 642
 643         * dwarf2read.c:  Replace integral tag, name and form fields in
 644         internal structure definitions with the corresponding enumeration
 645         types from dwarf2.h. Add default cases to switches on enumerations
 646         where appropriate.
 647         Make quoting of string arguments in complaint messages consistent.
 648         Check for NULL returns from DW_STRING.
 649         (struct partial_die_info):  Add sibling and has_type fields, remove
 650         unused value field.
 651         (DW_*):  Move access macro definitions near the definition of the
 652         attribute structure.
 653         (struct field_info):  New structure to pass information about fields
 654         and member functions between die processing routines.
 655         (dwarf2_build_psymtabs_hard):  Set cu_header_offset.
 656         (scan_partial_symbols):  Do not enter DW_TAG_subprogram dies into
 657         the partial symbol table if the DW_AT_*_pc attributes are missing.
 658         Add file scope base type definitions to the partial symbol table.
 659         Skip over child dies if the die has a sibling attribute.
 660         (add_partial_symbol):  Enter global variables with type attributes
 661         and without location descriptors into the partial symbol table.
 662         Store value of DW_TAG_variable dies in the partial symbol table.
 663         Do not enter global variables into the minimal symbol table.
 664         Add base type definitions to the partial symbol table.
 665         (psymtab_to_symtab_1):  Use dwarf2_get_pc_bounds to determine highpc.
 666         (process_die):  Move check for DW_AT_low_pc to read_func_scope.
 667         Add a typedef symbol for base type definitions to the symbol table.
 668         Ignore DW_TAG_inlined_subroutine tags for now.
 669         (read_file_scope):  Use dwarf2_get_pc_bounds to determine pc bounds.
 670         (read_func_scope, read_lexical_block_scope):  Use dwarf2_get_pc_bounds
 671         to determine pc bounds, ignore dies with invalid bounds.
 672         (dwarf2_get_pc_bounds):  New routine to extract and validate the
 673         DW_AT_*_pc attributes of a die.
 674         (dwarf2_add_field, dwarf2_attach_fields_to_type, skip_member_fn_name,
 675         dwarf2_add_member_fn, dwarf2_attach_fn_fields_to_type):
 676         New functions to handle fields and member functions.
 677         (read_structure_scope):  Rewritten to use them.
 678         (read_array_type):  Renamed from dwarf_read_array_type.
 679         Default upper array bound to describe an array with unspecified
 680         length.
 681         Create array types in backwards order, as dwarf2 puts out the array
 682         dimensions from left to right.
 683         (read_subroutine_type):  Handle DW_TAG_unspecified_parameters,
 684         DW_AT_artificial and DW_AT_prototyped.
 685         (read_base_type):  Make an unsigned type for DW_ATE_boolean.
 686         Pass objfile to dwarf_base_type.
 687         (read_partial_die):  Use read_attribute to read in the attributes.
 688         Handle DW_AT_sibling and DW_AT_type.
 689         Follow references when determining DW_AT_name and DW_AT_external
 690         attributes of the die.
 691         Validate DW_AT_*_pc attributes.
 692         (read_full_die):  Use read_attribute to read in the attributes.
 693         (read_attribute):  New function to read an attribute described
 694         by an abbreviated attribute.
 695         (new_symbol):  Relocate symbol value for DW_TAG_label with baseaddr.
 696         Do not set SYMBOL_VALUE_ADDRESS for DW_TAG_subprogram,
 697         SYMBOL_BLOCK_VALUE for the symbol will be set later by finish_block.
 698         Change symbol class for global variables with a zero valued location
 699         descriptor to LOC_UNRESOLVED.
 700         Handle DW_AT_const_value attributes for DW_TAG_variable,
 701         DW_TAG_formal_parameter and DW_TAG_enumerator.
 702         Build a typedef symbol for DW_TAG_base_type.
 703         (dwarf2_const_value):  New routine to copy a constant value from an
 704         attribute to a symbol.
 705         (dwarf_base_type):  Use passed in objfile, not current_objfile
 706         when calling dwarf2_fundamental_type.
 707         (dump_die):  Use DW_* accessor macros to access values of attributes.
 708         (decode_locdesc):  Handle DW_OP_plus_uconst.
 709
 710 Wed Jan 22 01:31:16 1997  Geoffrey Noer  <noer@cygnus.com>
 711
 712         * mn10200-tdep.c: New file.
 713         * config/mn10200/tm-mn10200.h: New, REGISTER_SIZE is 24 bits not 32,
 714         SP_REGNUM and FP_REGNUM are different, also no lar or lir.
 715         * config/mn10200/mn10200.mt: New file.
 716         * configure.tgt: add mn10200 entry.
 717
 718 Tue Jan 21 18:32:23 1997  Stu Grossman  (grossman@lisa.cygnus.com)
 719
 720         * configure.in configure:  Check if host has libdl if doing
 721         Solaris threads.
 722
 723 Tue Jan 21 17:03:26 1997  Geoffrey Noer  <noer@cygnus.com>
 724
 725         * mn10300-tdep.c: Wrote/fixed implementations of
 726         mn10300_frame_chain, mn10300_init_extra_frame_info,
 727         mn10300_frame_saved_pc
 728         * config/mn10300/tm-mn10300.h: Redefine INIT_EXTRA_FRAME_INFO
 729         and INIT_FRAME_PC macros.
 730
 731 Tue Jan 21 17:01:20 1997  Stu Grossman  (grossman@lisa.cygnus.com)
 732
 733         * configure.in configure:  Check if host has libm.  Make sure we
 734         are using gcc when using the -export-dynamic option.  Fixes a
 735         problem with building under Solaris/SunPro cc.
 736
 737 Mon Jan 20 13:52:13 1997  Mark Alexander  <marka@cygnus.com>
 738
 739         * config/mips/{embed,embed64,embedl,embedl64}.mt:
 740         Link in simulator on MIPS embedded targets.
 741
 742 Sat Jan 18 02:31:29 1997  Peter Schauer  (pes@regent.e-technik.tu-muenchen.de)
 743
 744         * blockframe.c (frameless_look_for_prologue):  Mark frames
 745         with a zero PC as frameless to improve backtraces from core dumps
 746         caused by dereferencing a NULL function pointer.
 747
 748 Thu Jan 16 14:10:41 1997  Geoffrey Noer  <noer@cygnus.com>
 749
 750         * config/mn10300/tm-mn10300.h: fix BREAKPOINT definition.
 751
 752 Tue Jan 14 16:01:06 1997  Geoffrey Noer  <noer@cygnus.com>
 753
 754         * mn10300-tdep.c: made a lot more generic, ripping out code
 755         from copied target (no more mn10300_scan_prologue,
 756         init_extra_frame_info, and mn10300_fix_call_dummy calls)
 757         * config/mn10300/tm-mn10300.h: undefine INIT_EXTRA_FRAME_INFO
 758         and INIT_FRAME_PC macros
 759
 760 Thu Jan  9 11:44:40 1997  Michael Snyder  <msnyder@cleaver.cygnus.com>
 761
 762         * sparc-tdep.c (sparc_frame_find_saved_regs): Don't use
 763         FP_REGISTER_BYTES to compute offsets into the saved frame,
 764         since it fails for SPARC targets configured without any
 765         FP regs.  Instead, use DUMMY_STACK_REG_BUF_SIZE.
 766
 767 Mon Jan  6 11:15:14 1997  Stu Grossman  (grossman@critters.cygnus.com)
 768
 769         * symtab.c (fixup_symbol_section):  Handle NULL symbols without
 770         crashing.
 771
 772 Fri Jan  3 12:08:16 1997  Stu Grossman  (grossman@critters.cygnus.com)
 773
 774         * Makefile.in configure configure.in:  Remove ENABLE_CLIBS,
 775         ENABLE_OBS, and THREAD_DB_OBS.  These are consolidated into LIBS
 776         and CONFIG_OBS.
 777         * configure configure.in:  Clean up test cases around thread support.
 778 start-sanitize-v850
 779         * configure.tgt (v850-*-*):  Include v850ice.o and v850.lib if
 780         host is Windows.
 781 end-sanitize-v850
 782         * c-valprint.c ch-valprint.c cp-valprint.c eval.c expprint.c
 783         printcmd.c valops.c value.h values.c:  Add bfd_section arg to
 784         value_at and value_at_lazy.
 785         * coffread.c dbxread.c elfread.c mdebugread.c minsyms.c symtab.h:
 786         Add bfd_section arg to prim_record_minimal_symbol_and_info.
 787         * corefile.c gdbcore.h printcmd.c valops.c:  Use read_memory_section
 788         instead of read_memory.  It takes a bfd_section arg.
 789         * coffread.c dbxread.c elfread.c gdb-stabs.h objfiles.h:  Remove
 790         unnecessary cast for assignment of struct dbx_symfile_info.
 791         Struct objfile now uses a real pointer instead of PTR for this
 792         element.
 793         * dbxread.c (dbx_symfile_init): Stash bfd section pointers for
 794         text, data and bss into dbx_symfile_info.
 795         * exec.c (xfer_memory):  Handle transfers for user-specified
 796         sections.
 797         * findvar.c (read_var_value locate_var_value):  Copy bfd section
 798         from the symbol to the value.
 799         * gdb-stabs.h:  Add section pointers for text, data and bss
 800         sections.
 801         * maint.c (translate address command):  Add test code for overlay
 802         address translation.
 803         * printcmd.c (do_examine do_one_display):  Now takes a bfd section
 804         arg.
 805         * (print_formatted x_command):  Record current section along with
 806         current address for repeated commands.
 807         * sparc-nat.c (fetch_inferior_registers):  Change
 808         target_xfer_memory to target_{read write}_memory to allow changes
 809         to target_xfer_memory interface for section info.
 810         * symmisc.c (dump_msymbols print_symbol):  Print section
 811         assocaited with symbol.
 812         * symtab.c (fixup_symbol_section):  New routine to
 813         add section info to symbols returned by lookup_symbol.
 814         * symtab.h (struct general_symbol_info):  Add bfd section to
 815         symbols.
 816         * target.c target.h (target_xfer_memory):  Add bfd section to
 817         args.
 818         * (target_read_memory_section):  New routine to read data from a
 819         specific section.
 820         * (target_memory_bfd_section):  New global variable to pass bfd
 821         section in to targets.
 822         * valarith.c (value_add value_addr value_array):  Preserve bfd
 823         section when computing new value.
 824         * value.h (struct value):  Add bfd section to values.
 825         * values.c (allocate_value value_copy):  Initialize/preserve bfd
 826         section.
 827         * (unpack_double):  Clean up _MSC_VER conditionals to remove
 828         duplicate code.
 829 start-sanitize-v850
 830         * v850ice.c:  New module to support communication with NEC's
 831         PC-based ICE.
 832         * config/v850/tm-v850.h (REGISTER_NAMES):  Replace sp, gp, fp, and
 833         ep names with rxx names.  sp and fp are renamed via a different
 834         mechanism.
 835 end-sanitize-v850
 836
 837 Fri Jan  3 14:20:05 1997  Geoffrey Noer  <noer@cygnus.com>
 838
 839         * mn10300-tdep.c (mn10300_push_arguments): rewrote,
 840         also removed code elsewhere that made use of RP_REGNUM.
 841         * config/mn10300/tm-mn10300.h: ripped out RP_REGNUM, V0_REGNUM,
 842         ARG0_REGNUM, ARGLAST_REGNUM (all not appropriate for mn10300
 843         arch.), redefined SAVED_PC_AFTER_CALL, EXTRACT_RETURN_VALUE,
 844         EXTRACT_STRUCT_VALUE_ADDRESS, STORE_RETURN_VALUE.
 845
 846 For older changes see ChangeLog-96
 847 \f
 848 Local Variables:
 849 mode: indented-text
 850 left-margin: 8
 851 fill-column: 74
 852 version-control: never
 853 End: