sim/common/ChangeLog

   1 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
   2
   3         * configure: Regenerated to track ../common/aclocal.m4 changes.
   4         * config.in: Ditto.
   5
   6 Wed Aug 27 18:11:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
   7
   8         * aclocal.m4 (enable-sim-warnings): Remove comment stating
   9         that option does not apply to certain files.
  10
  11 Wed Aug 27 15:13:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  12
  13         * sim-bits.h (LSBIT8, LSBIT16, LSBIT32, LSBIT64, LSBIT, MSBIT8,
  14         MSBIT16, MSBIT32, MSBIT64, MSBIT): New macros - single bit as
  15         offset from MSB/LSB.
  16
  17         * sim-endian.h (A1_8, A2_8, A4_8, A1_4, A2_4, A1_2): New macro,
  18         access address of sub word quantity of a hosts 16, 32, 64 bit word
  19         type.
  20         (V1_2, V1_4, V2_4, V1_8, V2_8, V4_8): Ditto for values.
  21         (U8_1, U8_2, U8_4, U4_1, U4_2, U2_1): Ditto for set of values.
  22         (V2_H1, V2_L1, V4_H2, V4_L2, V8_L4, V8_H4): Given N byte argument,
  23         return N*2 byte value with argument in Hi/Lo word.  Renamed from
  24         V1_H2, V1_L2, V2_H4, V2_L4, V4_H8, V4_L8.
  25
  26         * sim-alu.h (ALU32_HAD_OVERFLOW): Use 64 bit mask not 32bit.
  27         (ALU16_HAD_CARRY, ALU32_HAD_CARRY, ALU16_HAD_OVERFLOW): Use MSBIT
  28         so that bit offset is explicit.
  29
  30 Wed Aug 27 11:55:35 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  31
  32         * sim-utils.c (sim_analyze_program): Add prog_name argument.
  33         Update STATE_PROG_BFD when needed with a dup'd copy of the
  34         program.
  35
  36         * sim-config.c (sim_config): Delete ABFD argument, use
  37         STATE_PROG_BFD directly.
  38
  39 Tue Aug 26 12:55:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  40
  41         * run.c (main): Pass the open ABFD to sim_create_inferior.
  42
  43         * nrun.c (main): Determine prog_bfd.  Pass to sim_create_inferior
  44         and sim_load.
  45         (bfd.h): Include.
  46
  47         * sim-hload.c (sim_load): New file. Implement generic sim_load for
  48         hardware only simulator targets.
  49
  50         * Make-common.in (sim-hload.o): Add rule.
  51
  52 Wed Aug 27 09:51:42 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  53
  54         * sim-utils.c (sim_copy_argv): Rewrite to match malloc strategy
  55         used by copyargv and freeargv.
  56
  57         * sim-options.c (sim_parse_args): Save a copy of PROG-ARGS in
  58         STATE_PROG_ARGV, not just a pointer.
  59
  60 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  61
  62         * configure: Regenerated to track ../common/aclocal.m4 changes.
  63         * config.in: Ditto.
  64
  65 Mon Aug 25 12:11:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  66
  67         * aclocal.m4 (sim-endian): Add second argument to
  68         SIM_AC_OPTION_ENDIAN.  First is hardwired endian, second is
  69         default endian when not hardwired.
  70
  71         * sim-config.h (WITH_DEFAULT_TARGET_BYTE_ORDER): New macro, if all
  72         else failes value for target byte order.
  73
  74         * sim-config.c (sim_config): Add abfd arguments. Set
  75         STATE_PROG_BFD accordingly.  Determine prefered_target_byte_order
  76         from same.
  77         (sim_config): Return SIM_RC, don't abort.
  78         (bfd.h): Include.
  79
  80         * run.c (main): Update call to sim_open - add ABFD argument.
  81         * nrun.c (main): Add NULL ABFD argument.
  82
  83 Thu Aug 14 12:48:57 1997  Doug Evans  <dje@canuck.cygnus.com>
  84
  85         * callback.c (os_poll_quit): Make static.
  86         Call sim_cb_eprintf, not p->eprintf.
  87         (sim_cb_printf, sim_cb_eprintf): New functions.
  88         * sim-utils.h (sim_cb_printf, sim_cb_eprintf): Declare.
  89
  90         * sim-basics.h (zalloc,zfree,sim_add_commas,SIM_ELAPSED_TIME,
  91         sim_elapsed_time_get,sim_elapsed_time_since): Move decls to
  92         sim-utils.h. #include sim-utils.h.
  93         * sim-utils.h: Above decls moved here.
  94         (sim_analyze_program,sim_load_file): Use `struct _bfd', not `bfd'.
  95
  96         * sim-watch.c (action_watchpoint): Fix thinkos.
  97
  98 Thu Jul 24 08:48:05 1997  Stu Grossman  (grossman@critters.cygnus.com)
  99
 100         * sim-types.h:  Fix defs of 64 bit data types for MSVC.
 101
 102 Tue Jul 22 10:35:37 1997  Doug Evans  <dje@canuck.cygnus.com>
 103
 104         * sim-n-core.h (sim_core_write_unaligned_N): Add missing break
 105         to FORCED_ALIGNMENT case.
 106
 107 Thu Jun  5 13:48:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 108
 109         * callback.c (target_to_host_open): Handle hosts with O_BINARY.
 110
 111 Thu Jun  5 08:47:10 1997  Jeffrey A Law  (law@cygnus.com)
 112
 113         * Make-common.in (libsim.a): Fix typo.
 114
 115 Thu Jun  5 13:48:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 116
 117         * nrun.c (main): Verify the structure returned before using it.
 118
 119 Wed Jun  4 11:44:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 120
 121         * sim-config.h (WITH_ENGINE): Enable the sim-engine module by
 122         default.
 123
 124         * sim-engine.c (sim_engine_install): New function.  Install the
 125         engine init functions.
 126         (sim_engine_init): [Re]initialize the simulator engine.
 127
 128         * sim-module.c: Add sim_engine to list of modules that always
 129         install.
 130
 131 Tue Jun  3 04:52:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 132
 133         * sim-watch.c (schedule_watchpoint): Use sim_unschedule_watchpoint
 134         to remove the old watchpoint, not delete_watchpoint.
 135         (watch_option_handler): Action the correct watchpoint, not just
 136         cycles.
 137
 138 Wed May 28 14:47:41 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 139
 140         * sim-n-core.h (sim_core_write_aligned_N): For 8byte reads, output
 141         both low and high word.
 142         (sim_core_write_aligned_N): Ditto.
 143
 144         * sim-trace.c (set_trace_options): Delete code explicitly setting
 145         core->trace.
 146
 147         * sim-options.c (sim_print_help): Call the list commands if not a
 148         standalone simulator.
 149         (sim_print_help): Advise that some options may not be applicable.
 150
 151         * sim-trace.c (set_trace_options): Assume core present.
 152
 153         * sim-events.c (sim_events_schedule_after_signal): Overflow signal
 154         buffer when full not almost full.
 155
 156 Tue May 27 14:32:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 157
 158         * sim-events.c (sim_events_process): Don't blat the event queue
 159         when processing watchpoints.
 160
 161         * sim-watch.h: Make arg unsigned long - stop sign extension.
 162
 163         * sim-events.c (sim_watch_valid): rewrite so debugable.
 164
 165         * sim-config.h (WITH_XOR_ENDIAN): Default to zero.
 166
 167         * sim-watch.c (schedule_watchpoint): Add is_within option so that
 168         inequality test is possible.
 169         (handle_watchpoint): Re-pass is_within arg.
 170         (watch_option_handler): When `!' prefix to pc-watchpoint arg pass
 171         0 to schedule_watchpoint's is_within arg.
 172         (sim_watchpoint_init): Re-pass is_within arg.
 173
 174         * sim-options.c (sim_print_help): Add is_command argument.  Don't
 175         include -- prefix when called from the command line interpreter.
 176
 177         * sim-watch.c (schedule_watchpoint): Pass true is_within argument.
 178
 179         * sim-events.c (sim_events_watch_sim): Add is_within argument,
 180         zero indicates that the test should be reversed.
 181         (sim_events_watch_core): Ditto.
 182         (WATCH_CORE): Compare range against is_within.
 183         (WATCH_SIM): Ditto.
 184
 185 Tue May 27 12:48:03 1997  Andrew Cagney  <cagney@b2.cygnus.com>
 186
 187         * sim-events.c (WATCH_CORE): Pass NULL cpu argument to
 188         sim_core_read_buffer.  Check nr-bytes transfered.
 189
 190         * sim-core.h (sim_core_common): Define a new struct that contains
 191         the common data.  to sd and cpu structures.
 192         * sim-core.c (sim_core_attach): Update.
 193         (sim_core_init): Update. Remember to copy initialized data to each
 194         cpu.
 195         (sim_core_find_mapping): Ditto.
 196
 197         * sim-core.c (sim_core_read_buffer): Add cpu argument.
 198         (sim_core_write_buffer): Ditto.
 199
 200         * sim-n-core.h (sim_core_read_unaligned_N): When mis-aligned
 201         transfer use xor version of read buffer.
 202         (sim_core_write_unaligned_N): Ditto for write.
 203
 204         * sim-core.c (sim_core_xor_read_buffer): New function implement
 205         xor-endian data read breaking transfer up into xor-endian sized
 206         blocks.
 207         (sim_core_xor_write_buffer): Ditto for write.
 208         (reverse_n): Reverse order of arbitrary number of bytes in buffer
 209         - needed for xor-endian transfers.
 210
 211 Fri May 23 14:24:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 212
 213         * sim-inline.h: Review description.
 214
 215         * sim-core.h, sim-core.c: Reduce number of functions being inlined
 216         to just those involved in data transfers and configuration.
 217
 218         * sim-xcat.h (XSTRING): New macro, map macro definition onto
 219         string.
 220         * sim-n-core.h (sim_core_read_aligned_N): Use.
 221         (sim_core_read_unaligned_N): Ditto.
 222         (sim_core_read_unaligned_N): Ditto..
 223         (sim_core_write_unaligned_N): Ditto.
 224
 225         * sim-core.h: Add xor endian bitmap to main structure.  *
 226
 227         sim-n-core.h (sim_core_write_aligned_N): Add suport for xor
 228         endian.
 229         (sim_core_read_aligned_N): Ditto.
 230
 231         * sim-core.c (sim_core_set_xor_endian): New function.
 232         (sim_core_attach): Don't overwrite the per-cpu xor map when
 233         cloning the global core.
 234
 235 Fri May 23 10:53:13 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 236
 237         * sim-engine.h: Update below so that it is using an enumerated
 238         type.
 239
 240 Thu May 22 09:12:16 1997  Gavin Koch  <gavin@cygnus.com>
 241
 242         * sim-engine.c (sim_engine_restart):
 243         * sim-resume.c (sim_resume): Change longjmp param/setjmp
 244         return value used for simulator restart from 0 to 2.
 245
 246 Wed May 21 08:47:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 247
 248         * cgen-scache.c (scache_option_handler): Add is_command arg.
 249
 250         * sim-model.c (model_option_handler): Add is_command argument.
 251
 252         * sim-profile.c (profile_option_handler): Add is_command arg.
 253
 254         * sim-events.c (sim_watch_valid): Use ub64, lb64 when 64bit value
 255         involved.
 256
 257         * sim-module.c (sim_module_add_init_fn): Call init fn in the same
 258         order that they are registered.
 259
 260         * sim-options.h (OPTION_HANDLER): Add argument to differentiate
 261         between option and command line processing.
 262
 263         * sim-options.c: Include stdlib.h, ctype.h.
 264
 265         * Make-common.in (sim-watch.o): Add rule.
 266         (sim_main_headers): Assume sim-assert.h included.
 267         (sim-*.o): Simplify make rule.
 268
 269         * sim-module.c: Add sim_watch_install to module list.
 270
 271 Tue May 20 14:15:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 272
 273         * sim-base.h (STATE_LOADED_P): New predicate. Set once everything
 274         has been loaded.
 275
 276         * sim-trace.c (trace_install): Check magic. Include sim-assert.h.
 277         * sim-events.c (sim_events_install): Ditto.
 278         * sim-core.c (sim_core_install): Ditto.
 279         * sim-model.c (model_install): Ditto.
 280         * sim-options.c (standard_install): Ditto.
 281         * sim-profile.c (profile_install): Ditto.
 282         * sim-reason.c (sim_stop_reason): Ditto.
 283         * sim-run.c (sim_engine_run): Ditto.
 284         * sim-utils.c (sim_analyze_program): Ditto.
 285
 286         * sim-module.c (modules): Make profile_install and trace_install
 287         optional.
 288
 289         * sim-base.h (STATE_MEM_BASE): Define for flat memory systems.
 290
 291         * sim-options.c (standard_option_handler): Set the byte order.
 292
 293         * sim-events.c (sim_events_process): Allow multi tick processing.
 294         (sim_events_tickn): New function - multi cycle tick.
 295
 296         * sim-events.h (sim_events_tickn, sim_events_timewarp): Add
 297         prototypes.  Under development.
 298         (sim_events): Replace processing with nr_ticks_to_process.
 299
 300 Tue May 20 09:39:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 301
 302         * nrun.c (main): Pass callbacks to sim_open instead of using
 303         sim_set_callbacks.
 304
 305         * run.c (main): Ditto.
 306
 307 Mon May 19 12:07:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 308
 309         * sim-events.c (sim_events_zalloc): Signal save memory allocator -
 310         stop tk interrupting malloc calls.
 311         (sim_events_zalloc): Converse.
 312
 313         * Make-common.in (sim_main_headers): Add sim-events.h.
 314
 315         * sim-events.c (sim_events_schedule_after_signal): Change return
 316         type to void - signal events are strictly internal.
 317         (sim_events_init): Allocate a finite buffer for signal events.
 318         (sim_events_schedule_after_signal): Enter signal events into the
 319         signal buffer.
 320
 321         * sim-engine.c (sim_engine_halt): Check SIM_DESC magic.
 322         (sim_engine_restart): Ditto.
 323         (sim_engine_abort): Ditto.
 324         * sim-stop.c (sim_stop): Ditto.
 325         (control_c_simulation): Ditto.
 326         * sim-resume.c (sim_resume): Ditto.
 327         (has_stepped): Ditto.
 328         * sim-abort.c (sim_engine_abort): Ditto.
 329
 330         * sim-basics.h (transfer_type): New type.
 331
 332         * sim-core.c (sim_core_signal): New function. Print core signal
 333         information.
 334         (sim_core_find_mapping): Add transfer argument.
 335
 336         * sim-n-core.h (sim_core_{write,write}_unaligned_N): Call
 337         SIM_CORE_SIGNAL if a recoverable abort.
 338         * sim-core.c (sim_core_find_mapping): Ditto.
 339
 340 Fri May 16 15:13:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 341
 342         * sim-core.c (sim_core_find_mapping): Replace calls to
 343         sim_io_error to more resiliant sim_engine_abort.
 344
 345         * sim-n-core.h (sim_core_read_unaligned_N): Ditto.
 346         (sim_core_write_unaligned_N): Ditto.
 347
 348 Tue May 13 13:50:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 349
 350         * sim-module.c: Add sim_events_install to list.
 351
 352         * sim-events.c (sim_events_install, sim_events_uninstall): Clonse
 353         from sim_core_*.
 354         (sim_events_init): Now returns SIG_RC.
 355
 356         * sim-run.c: New file. Generic sim_engine_run.
 357         * sim-reason.c: New file. Generic sim_stop_reason.
 358         * sim-stop.c: New file. Generic sim_stop.
 359         * sim-resume.c: New file. Generic sim_resume.
 360
 361         * Make-common.in (sim-engine.o): Add rule.
 362         (sim-run.o, sim-reason.o, sim-stop.o, sim-resume.o): Ditto.
 363
 364         * sim-engine.h, sim-engine.c: New file. Provide generic
 365         implementation of sim_engine_halt, sim_engine_error. et.al.
 366
 367         * sim-base.h (sim_state_base): Add member halt.
 368         (sim-engine.h): Include.
 369
 370         * sim-events.h (sim_event_handler): Always pass SIM_DESC to event
 371         handlers.
 372         * sim-events.c (sim_events_poll): Update event handler.
 373
 374 Tue May 13 09:57:49 1997  Andrew Cagney  <cagney@b2.cygnus.com>
 375
 376         * sim-events.h, sim-events.c (sim_events_watch_clock): New
 377         function.
 378         (sim_events_watch_sim): New function.
 379         (sim_events_watch_core): New function.
 380         (sim_watch_valid): New function.
 381         (sim_events_preprocess): New function.
 382         (sim_events_process): Process the watchpoints as well as the timer
 383         queue.
 384         (sim_events_tick): Check WORK_PENDING instead of the hold queue.
 385         (sim_events_deschedule): Check all the queues when removing an
 386         event.
 387         (sim_events_init): Ditto for cleaning.
 388
 389 Mon May 19 12:07:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 390
 391         * sim-fpu.c (is_ufpu_number): Comment out - currently unused.
 392
 393 Mon May 19 11:23:03 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 394
 395         * callback.c (os_open): Type of arg flags is int.
 396
 397 Fri May 16 22:26:43 1997  Michael Meissner  <meissner@cygnus.com>
 398
 399         * sim-fpu.c (sim_fpu_is_{eq,ne,lt,le,gt,ge}): Compare Infinities
 400         just like normal numbers as per IEEE rules.
 401
 402 Wed May 14 21:20:38 1997  Bob Manson  <manson@charmed.cygnus.com>
 403
 404         * callback.c (os_close): Mark the descriptor as being
 405         available if the close succeeded.
 406         (os_open): Pass 0644 as the mode of the file being created.
 407
 408 Thu May 15 10:58:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 409
 410         * sim-fpu.c (pack_fpu, unpack_fpu): New functions - decode a
 411         float.
 412
 413         * sim-inline.c (SIM_INLINE_C): Rename from _SIM_INLINE_C_.
 414         * sim-lnline.h: Update.
 415
 416         * sim-fpu.h, sim-fpu.c (sim_fpu_[iu]{32,64}to): New int2fp
 417         conversion functions.
 418         (sim_fpu_to{32,64}[iu]): New fp2int functions.
 419
 420         * sim-fpu.h, sim-fpu.c (sim_fpu_is_{lt,le,eq,ne,ge,gt}): New fp
 421         compare functions.  Replacing.
 422         (sim_fpu_cmp): This. Delete.
 423
 424 Mon May 12 14:49:05 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 425
 426         * sim-core.c (sim_core_find_mapping): Call engine_error not
 427         sim_io_error when possible.
 428
 429 Mon May 12 08:55:07 1997  Andrew Cagney  <cagney@b2.cygnus.com>
 430
 431         * sim-endian.h (V1_H2): Add macro's to insert a word into a
 432         high/low double word.
 433
 434         * sim-trace.h: Remove definition of attribute - defined in
 435         sim_basics.h.
 436
 437 Mon May 12 08:55:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 438
 439         * sim-options.h (struct OPTION): Add doc_opt as the documenting
 440         name of the option - or family of options.
 441
 442         * sim-options.c (sim_args_command): Match command `a-b c' with
 443         option `--a-b-c' from option table.
 444
 445 Thu May  8 12:40:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 446
 447         * sim-options.c (sim_print_help): For optional arguments, wrap
 448         them in [].
 449
 450         * sim-trace.c (set_trace_options): New function, handle optional
 451         argument and multiple assignment.
 452         (trace_option_handler): Update.
 453
 454         * sim-trace.c (trace_option_handler): Trace branch and not fpu
 455         when branch tracing selected.
 456
 457 Wed May  7 15:19:58 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 458
 459         * sim-trace.c (trace_one_insn): Make a va-args function.
 460
 461         * sim-trace.c (trace_vprintf): New function, va-arg version of
 462         trace_printf.
 463
 464 Tue May  6 16:38:16 1997  Doug Evans  <dje@canuck.cygnus.com>
 465
 466         * sim-trace.c (trace_uninstall): Don't close a file twice.
 467         * sim-profile.c (profile_uninstall): Likewise.
 468
 469 Tue May  6 06:14:01 1997  Mike Meissner  <meissner@cygnus.com>
 470
 471         * sim-trace.c (toplevel): Include bfd.h.
 472         (trace_options): Note that --trace-linenum also turns on
 473         --trace-insn.  Add --trace-{branch,semantics}.
 474         (trace_option_handler): If --trace-linenum, also turn on
 475         --trace-insn.  Add --trace-branch support.  If --trace-semantics,
 476         turn on ALU, FPU, branch, and memory tracing.
 477         (trace_one_insn): New function to trace an instruction.  Support
 478         --trace-linenum.
 479         (OPTION_TRACE_*): Use an enum, rather than lots of defines.
 480
 481         * sim-trace.h (TRACE_{SEMANTICS,BRANCH}_IDX): Add new macros.
 482         (MAX_TRACE_VALUES): Use 32, not 12 by default.
 483         (TRACE_branch): Add new mask.
 484         (TRACE_*_P): Define all possible trace_p macros.
 485         (trace_one_insn): Declare function.
 486
 487 Mon May  5 14:08:34 1997  Mike Meissner  <meissner@cygnus.com>
 488
 489         * sim-trace.h (__attribute__): Define as nothing if not GNU C or
 490         GNU C doesn't support __attributes__.
 491         ({trace,debug}_printf): Add attribute's so -Wformat can check the
 492         format strings.
 493
 494 Mon May  5 11:16:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 495
 496         * sim-config.h (FORCED_ALIGNMENT): New alignment option -
 497         addresses are masked forcing them to be correctly aligned.
 498         (WITH_ALIGNMENT): Make NONSTRICT_ALIGNMENT the default.
 499         * sim-config.c (config_alignment_to_a): Update.
 500
 501         * sim-core.h (sim_cpu_core): New data type contains cpu specific
 502         core data.
 503         * sim-base.h (CPU_CORE): Add cpu specific core data to cpu base
 504         type.
 505         * sim-core.c (sim_core_attach): Add CPU argument.  Ready for
 506         processor specific core maps.
 507         (sim_core_map_attach): Copy the core map data to each of the
 508         processor specific core data structures.
 509         * sim-core.c (sim_core_find_mapping): Update.
 510
 511         * sim-n-core.h (sim_core_read_N, sim_core_write_N): Rename.
 512         (sim_core_write_aligned_N, sim_core_write_aligned_N): New names.
 513         (sim_core_write_unaligned_N, sim_core_write_unaligned_N): New
 514         alternatives that handle unaligned addresses.
 515         (sim_core_{read,write}_{,un}aligned_N): Drop SIM_DESC arg, replace
 516         with just CPU arg.
 517         * cgen-utils.c (sim_disassemble_insn): Update.
 518
 519 Mon May  5 13:19:16 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 520
 521         * sim-trace.h (TRACE_FPU_IDX): Add Floating-point specific
 522         tracing.
 523
 524         * sim-fpu.h, sim-fpu.c: New files - prototype for generic target
 525         fpu support.
 526
 527         * sim-inline.h, sim-inline.c: Add support for SIM_FPU.
 528
 529 Fri May  2 17:59:42 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 530
 531         * sim-core.c (sim_core_map_to_str): New function ascii equivalent
 532         to map type.
 533
 534         * sim-n-core.h (sim_core_read_N, sim_core_write_N): Use in trace
 535         statement.
 536
 537 Fri May  2 17:28:02 1997  Andrew Cagney  <cagney@b2.cygnus.com>
 538
 539         * cgen-trace.c: Prepend additional trace_printf argument.
 540
 541         * cgen-utils.c (sim_disassemble_insn): Add additional core
 542         arguments.
 543
 544 Fri May  2 11:40:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 545
 546         * nrun.c (main): Catch/report errorenous simulator states.
 547
 548         * sim-module.c: #include "libiberty.h" so that xmalloc is defined.
 549         * sim-trace.c: #include string.h/strings.h so that memset is
 550         defined.
 551         * sim-utils.c: Ditto.
 552         * sim-profile.c: Ditto. And stdlib.h.
 553         (print_bar): Only define when used by instruction or memory profiler.
 554
 555         * sim-options.c (standard_option_handler): Make ul more local.
 556
 557         * sim-load.c (sim_load_file): Make the name constant.
 558         (sim_load_file): Passify gcc.
 559
 560         * sim-utils.h: New file, pre-declare utilites in corresponding .c
 561         file.
 562         * sim-utils.c, sim-load.c: Include sim-utils.h.
 563
 564         * sim-base.h (sim_cpu): Pre define here so available to all.
 565
 566         * sim-core.h (DECLARE_SIM_CORE_WRITE_N, DECLARE_SIM_CORE_READ_N):
 567         Restore the sim_cpu and instruction_address arguments so that full
 568         information is available to the abort function.
 569         * sim-core.c (sim_core_find_mapping, sim_core_write_buffer): Ditto.
 570         * sim-n-core.h (sim_core_write_N, sim_core_read_N): Update.
 571
 572         * sim-trace.h, sim-trace.c (trace_option_handler): Add interim
 573         tracing support for sim-events and sim-core.
 574         (trace_option_handler): Convert #if to if where possible so always
 575         compiled/checked by C compiler.
 576         * sim-n-core.h (sim_core_write_N, sim_core_read_N): Update.
 577
 578         * sim-base.h: Adjust comment documenting how to define the cpu
 579         structure.
 580         (sim_state_base): Add sim_core and sim_events to simulator base
 581         object.
 582
 583         * sim-trace.h, sim-trace.c (trace_printf): Add SIM_DESC argument.
 584         * sim-core.c (sim_core_init, sim_core_attach,
 585         sim_core_find_mapping): Update.
 586         * sim-events.c (ETRACE, sim_events_init, sim_events_time,
 587         update_time_from_event, insert_sim_event,
 588         sim_events_schedule_after_signal, sim_events_deschedule,
 589         sim_events_tick): Ditto.
 590
 591         * sim-basics.h (sim-module.h, sim-trace.h, sim-profile.h,
 592         sim-model.h): Move #includes from here.
 593         * sim-base.h: To here.
 594         (sim-core.h, sim-events.h, sim-io.h): Include also
 595
 596 Wed Apr 30 15:37:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 597
 598         * callback.c (default_callback): Missing initialisers.
 599
 600 Thu May  1 10:40:47 1997  Doug Evans  <dje@canuck.cygnus.com>
 601
 602         * sim-utils.c (sim_add_commas): New function.
 603         * sim-basics.h (sim_add_commas): Add prototype.
 604         * cgen-scache.c (scache_print_profile): Print commas in numbers.
 605         * sim-profile.c (COMMAS): New macro.
 606         (print_*): Use it to print commas in numbers.
 607
 608         * configure: Regenerated.
 609
 610         * cgen-sim.h (sim_signal_type): Add SIM_SIGINT.
 611         (cgen_state): New member run_fast_p.
 612         (cgen_init): Add prototype.
 613         (sim_disassemble_insn): New arg `cpu'.
 614         * cgen-trace.c (trace_insn): Update call to sim_disassemble_insn.
 615         * cgen-utils.c (cgen_init): New function.
 616         (sim_disassemble_insn): New arg `cpu'.  Rewrite fetching of insn.
 617         * genmloop.sh: Call engine_halt if loop exits.
 618
 619         * Makefile.in (sim-options_h): Define.
 620         (sim-{module,options,trace,profile,utils}.o): Clean up dependencies.
 621         (sim-model.o): Add new rule.
 622         (cgen-{scache,trace,utils}.o): Add new rules.
 623         * aclocal.m4 (SIM_AC_OPTION_{SCACHE,DEFAULT_MODEL}): Add.
 624         * cgen-scache.c (scache_print_profile): Change `sd' arg to `cpu'.
 625         Indent output by 2 spaces.
 626         * cgen-scache.h (scache_print_profile): Update.
 627         * cgen-trace.c (trace_insn_fini): Indent output by 2 spaces.
 628         Use trace_printf, not fprintf.
 629         (trace_extract): Use trace_printf, not cgen_trace_printf.
 630         * genmloop.sh (!FAST case): Increment `insn_count'.
 631         * sim-base.h (sim_state_base): Only include scache_size if WITH_SCACHE.
 632         (sim_cpu_base): Rename member `sd' to `state' to be consistent with
 633         access macro's name.
 634         * sim-core.c (sim_core_init): Use EXTERN_SIM_CORE to define it.
 635         Change return type to SIM_RC.
 636         (sim_core_{install,uninstall}): New functions.
 637         * sim-core.h (sim_core_{install,uninstall}): Declare.
 638         (sim_core_init): Use EXTERN_SIM_CORE to define it.
 639         Change return type to SIM_RC.
 640         * sim-model.h (models,machs,model_install): Declare.
 641         * sim-module.c (modules): Add scache_install, model_install.
 642         (sim_post_argv_init): Set cpu->state backlinks.
 643         * sim-options.c (standard_options): Delete --simcache-size,--max-insns.
 644         (standard_option_handler): Likewise.
 645         * sim-profile.c (PROFILE_{HISTOGRAM,LABEL}_WIDTH): Move to
 646         sim-profile.h.
 647         (*): Assume ANSI C.
 648         (profile_options): Delete --profile-simcache.
 649         (profile_option_handler): Likewise.
 650         (profile_print_insn): Change `sd' arg to `cpu'.  Indent output 2
 651         spaces.
 652         (profile_print_{memory,model}): Likewise.
 653         (profile_print_simcache): Delete.
 654         (profile_print_speed): New function.
 655         (profile_print): Rewrite.
 656         * sim-profile.h (PROFILE_scache): Renamed from PROFILE_simcache.
 657         (WITH_PROFILE_SCACHE_P): Renamed from WITH_PROFILE_SIMCACHE_P.
 658         (PROFILE_DATA): Delete members simcache_{hits,misses}.
 659         (PROFILE_COUNT_SIMCACHE_{HIT,MISS}): Delete.
 660         (PROFILE_{CALLBACK,CPU_CALLBACK}): New types.
 661         (profile_print): Update prototype.
 662
 663 Wed Apr 30 11:34:14 1997  Doug Evans  <dje@canuck.cygnus.com>
 664
 665         * cgen-scache.[ch], cgen-sim.h: New files.
 666         * cgen-trace.[ch], cgen-types.h, cgen-utils.c, genmloop.sh: New files.
 667         * sim-model.c: New file.
 668
 669         * Make-common.in (clean targets): Undo patch of Apr. 22.
 670
 671 Fri Apr 25 15:28:32 1997  Mike Meissner  <meissner@cygnus.com>
 672
 673         * sim-n-bits.h (signed): If we have a standard compiler, undef
 674         signed, so that signedN is defined correctly.
 675
 676 Thu Apr 24 00:00:07 1997  Doug Evans  <dje@canuck.cygnus.com>
 677
 678         * sim-module.h, sim-model.h, sim-profile.h: New files.
 679         * sim-module.c, sim-profile.c: New files.
 680         * Make-common.in (SIM_PROFILE): Define
 681         (CONFIG_CFLAGS): Add $(SIM_PROFILE).
 682         (sim_main_headers): Add sim-module.h, sim-model.h, sim-profile.h.
 683         (sim_module.o,sim-profile.o): Add rules for.
 684         * aclocal.m4 (--enable-sim-trace): Allow symbolic arguments.
 685         (--enable-sim-profile): Add.
 686         * configure: Regenerated.
 687         * sim-base.h (sim_state_base): New members init_list, uninstall_list,
 688         model.  Move trace and profile support to sim-{trace,profile}.h.
 689         New members trace_data, profile_data.
 690         * sim-basics.h: #include sim-module.h, sim-model.h, sim-profile.h.
 691         * sim-config.h: Provide default definition of WITH_PROFILE.
 692         (WITH_TRACE): Change default to -1.
 693         (MAX_NR_PROCESSORS): Always define.
 694         * sim-options.c: Move trace and profile support to
 695         sim-{trace,profile}.h.
 696         (sim_pre_argv_init): Moved to sim-model.c.
 697         (standard_install): New function.
 698         * sim-options.h (sim_pre_argv_init): Move decl to sim-model.c.
 699         (standard_install): Declare.
 700         * sim-trace.c: Tracing option handling moved here from sim-options.c.
 701         (trace_install, trace_uninstall): New functions.
 702         (trace_printf): Update reference to TRACE_FILE.
 703         * sim-trace.h (TRACE_FOO_IDX): Moved here from sim-base.h.
 704         (TRACE_foo): Bit masks for symbolic arguments to --enable-sim-trace.
 705         (WITH_TRACE_FOO_P): Define.
 706         (trace_install): Declare.
 707         (TRACE_DATA): New struct.
 708
 709 Wed Apr 23 17:23:15 1997  Doug Evans  <dje@canuck.cygnus.com>
 710
 711         * run.c: Undo last exec_bfd patch.
 712         (main): Only pass -E ifdef SIM_HAVE_BIENDIAN.
 713
 714 Wed Apr 23 17:54:27 1997  Mike Meissner  <meissner@cygnus.com>
 715
 716         * run.c (exec_bfd): Add back in.
 717         (main): Set exec_bfd.
 718
 719 Tue Apr 22 14:43:46 1997  Doug Evans  <dje@canuck.cygnus.com>
 720
 721         * sim-load.c (sim_load_file): #include <stdio.h> for NULL.
 722
 723 Wed Apr 23 02:55:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 724
 725         * sim-events.c (insert_sim_event): Call sim_io_error instead of
 726         less well defined engine_error.
 727         * sim-core.c: Ditto.
 728
 729 Tue Apr 22 08:48:16 1997  Stu Grossman  (grossman@critters.cygnus.com)
 730
 731         * Make-common.in:  Change clean targets to use :: so that other
 732         Makefiles can have their own clean targets.
 733         * sim-load.c (xprintf eprintf):  Use ANSI_PROTOTYPES instead of
 734         __STDC__ to control use of stdarg vs. varargs syntax.  Some
 735         systems can't use __STDC__, but require stdarg.
 736
 737 Fri Apr 18 11:14:43 1997  Doug Evans  <dje@canuck.cygnus.com>
 738
 739         * sim-options.c (standard_options): Add --endian.
 740         (standard_option_handler): Likewise.
 741
 742         * nrun.c: #include <signal.h>.
 743         (main, cntrl_c): Wrap calls to sim_resume in a SIGINT
 744         handler that calls sim_stop ().
 745
 746 Fri Apr 18 13:11:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 747
 748         * run.c (main, cntrl_c): Wrap calls to sim_resume in a SIGINT
 749         handler that calls sim_stop ().  Simulators may still be
 750         establishing their own handler.
 751
 752         * sim-events.c (sim_events_poll): Rename from
 753         sim_events_at_large_int.  Poll IO.
 754
 755         * sim-io.c (sim_io_poll_quit): New function - pass on a polling
 756         request.
 757
 758         * callback.c (os_poll_quit): New function poll for quit signal
 759         where needed.
 760         (default_callback): Include magic number.
 761
 762 Thu Apr 17 02:25:11 1997  Doug Evans  <dje@canuck.cygnus.com>
 763
 764         * aclocal.m4: Check for headers time.h, sys/time.h, sys/resource.h.
 765         Check for functions getrusage, time.
 766         * sim-basics.h (SIM_ELAPSED_TIME): New typedef.
 767         (sim_elapsed_time_get, sim_elapsed_time_since): Add prototypes.
 768         * sim-utils.c: #include time.h, sys/time.h, sys/resource.h if able.
 769         (sim_elapsed_time_get, sim_elapsed_time_since): New functions.
 770
 771         * sim-utils.c (sim_copy_argv, sim_analyze_program): New functions.
 772
 773         * sim-options.c, sim-options.h: New files.
 774         * sim-config.h (WITH_DEBUG): Provide default value of zero.
 775         * Make-common.in (nrun.o): Add rules for.
 776         * nrun.c: New file.
 777
 778         * run.c (main): Check return value of sim_open.
 779
 780         * Make-common.in (sim-options.o, sim-load.o, sim-trace.o): Add rules.
 781         (sim_main_headers): Add sim-trace.h.
 782         * run.c (exec_bfd, target_byte_order): Delete.
 783         (main): Pass -E <endian> to sim_open.  Delete code to load sections,
 784         call sim_load instead.  Check return code of sim_create_inferior.
 785         * sim-base.h (CURRENT_STATE): Define.
 786         (sim_state_base): Make typedef.  New members options, prog_argv,
 787         prog_bfd, text_{section,start,end}, start_addr, simcache_size,
 788         mem_size, memory [+ corresponding access macros].
 789         (sim_cpu_base): New typedef.
 790         * sim-trace.h: New file.
 791         * sim-trace.c: New file.
 792         * sim-basics.h: #include it.
 793         * sim-load.c: New file.
 794
 795 Tue Apr 15 15:10:13 1997  Ian Lance Taylor  <ian@cygnus.com>
 796
 797         * Make-common.in (INSTALL): Set to @INSTALL@.
 798         (INSTALL_XFORM, INSTALL_XFORM1): Remove.
 799         (install-common): Depend upon installdirs.  Use
 800         $(program_transform_name) directly, rather than using
 801         $(INSTALL_XFORM).
 802         (installdirs): New target.
 803         * Makefile.in (INSTALL): Set to @INSTALL@.
 804         (INSTALL_XFORM, INSTALL_XFORM1): Remove.
 805         (install-man): Depend upon installdirs.  Use
 806         $(program_transform_name) directly, rather than using
 807         $(INSTALL_XFORM).
 808         (installdirs): New target.
 809
 810 Tue Apr 15 15:08:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 811
 812         * sim-assert.h (SIM_ASSERT, ASSERT): Allow these macros to
 813         be overriden.
 814
 815 Wed Apr  9 16:06:44 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 816
 817         * sim-basics.h: Only bring in config.h and tconfig.h if
 818         HAVE_CONFIG_H.
 819
 820 Mon Apr  7 11:39:45 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 821
 822         * sim-config.h (WITH_TARGET_WORD_MSB): New Macro. Define the bit
 823         numbering convention of the target.
 824         * sim-config.c (print_sim_config): Print WITH_TARGET_WORD_BITSIZE
 825         and WITH_TARGET_WORD_MSB.
 826         (sim_config): When possible, check for consistency with bitsize
 827         and msb.
 828
 829         * sim-bits.h: Allow MSB to be other than zero.
 830         * sim-bits.c: Ditto.
 831         * sim-n-bits.h: Ditto.
 832
 833         * sim-bits.h (MSMASK*): New macros - converce to LSMASK*.
 834         * sim-n-bits.h (MSMASKEDn): Ditto.
 835
 836 Mon Apr 14 16:29:21 1997  Ian Lance Taylor  <ian@cygnus.com>
 837
 838         * Makefile.in (INSTALL): Change install.sh to install-sh.
 839
 840 Mon Apr  7 10:46:38 1997  Doug Evans  <dje@canuck.cygnus.com>
 841
 842         * sim-base.h (sim_state_base): Move `magic' to end of struct.
 843
 844 Mon Apr  7 15:53:21 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 845
 846         * run.c (main): Check that a program to run was specified.
 847
 848 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 849
 850         * aclocal.m4 (AC_TYPE_SIGNAL): Add check.
 851
 852         * configure: Regenerated to track ../common/aclocal.m4 changes.
 853         * config.in: Ditto.
 854
 855 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
 856
 857         * sim-endian.h: Move host {LITTLE,BIG}_ENDIAN support from here,
 858         * sim-config.h: To here.
 859
 860         * Make-common.in (SIM_EXTRA_DEPS): New config var.
 861         (sim_main_headers): Define.
 862         (sim-*.o): Depend on $(SIM_EXTRA_DEPS).
 863         (BUILT_SRC_FROM_COMMON): Move here from ../d30v/Makefile.in.
 864         (clean): Use it.
 865         (sim-utils.o): Add rule for.
 866         * sim-utils.o: New file.
 867         * sim-basics.h: #include sim-base.h.
 868         (zalloc): Make argument unsigned long.
 869         * sim-base.h: New file.
 870         * sim-inline.h (SIM_IO support): Delete.
 871         * sim-io.h: Delete inline support.
 872         * sim-io.c: Likewise.  sim-state.h renamed to sim-main.h.
 873         * sim-config.c: sim-state.h renamed to sim-main.h.
 874         * sim-core.c: Likewise.
 875         * sim-events.c: Likewise.
 876
 877         * run.c (main): Pass SIM_OPEN_STANDALONE to sim_open.
 878
 879         * aclocal.m4: Check for stdlib.h, string.h, strings.h, unistd.h.
 880         (sim-debug): Allow arguments.  Define WITH_DEBUG in addition to
 881         -DDEBUG.
 882         * configure: Regenerated to track ../common/aclocal.m4 changes.
 883
 884 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
 885
 886         * configure: Regenerated to track ../common/aclocal.m4 changes.
 887
 888 Wed Apr  2 11:08:11 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 889
 890         * sim-config.h (WITH_ALIGNMENT, WITH_FLOATING_POINT,
 891         WITH_XOR_ENDIAN, WITH_SMP, WITH_RESERVED_BITS): Assume that these
 892         are defined by the configure.
 893
 894         * aclocal.m4 (sim-stdio): Add option stdio from ../ppc configure.
 895
 896         * aclocal.m4 (floating-point, xor-endian, alignment, smp,
 897         reserved-bits): Always define.
 898
 899         * sim-config.h, sim-config.c (sim_config): New function - and new
 900         file - co-ordinate the setting/checking of the common simulator
 901         configuration options.
 902
 903         * Make-common.in (sim-config.o): Add rule.
 904
 905 Fri Mar 28 15:32:00 1997  Mike Meissner  <meissner@cygnus.com>
 906
 907         * callback.c (os_{,e}vprintf_filtered): Change stdarg type to
 908         va_list from void *, since va_list might not be a pointer type.
 909
 910 Mon Mar 24 15:27:12 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 911
 912         * sim-n-endian.h (offset_N): Correct assertion - word and sub word
 913         in wrong order.
 914         (offset_N): Correct computation of LE offset.
 915
 916         * sim-io.c (sim_io_error): Include a new line when reporting
 917         errors.
 918
 919         * sim-assert.h (SIM_FILTER_PATH): Out by one when locating last
 920         `/'.
 921
 922 Thu Mar 20 22:31:06 1997  Jeffrey A Law  (law@cygnus.com)
 923
 924         * run.c: Include alloca-conf.h.
 925
 926         * callback.c (os_evprintf_filtered): Fix typo.
 927
 928 Fri Mar 21 13:36:20 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 929
 930         * run.c (string.h, strings.h, stdlib.h): Include.
 931
 932         * sim-events.c (sim_events_tick): Recent cleanup failed to return
 933         0 when nothing pending.
 934
 935         * run.c (sim_size, sim_trace): Plicate GCC - these two functions
 936         will soon be going away.
 937         (getopt): Plicate GCC.
 938
 939         * sim-endian.c (sim-io.h): Plicate GCC.
 940         * sim-bits.c (sim-io.h): Ditto.
 941         * sim-n-bits.h (ROTn): Ditto.
 942
 943         * sim-io.c (sim_io_error): Correct check for NULL.
 944
 945         * sim-assert.h (SIM_FILTER_PATH): Separate out the code filtering
 946         the __FILE__.
 947         * sim-events.c: Use SIM_FILTER_PATH to filter out the filename
 948         path.
 949
 950 Wed Mar 19 01:12:06 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 951
 952         * aclocal.m4 (SIM_AC_OPTION_*: Move so that they are outside of
 953         SIM_AC_COMMON - SIM_AC_COMMON was gobling arguments.
 954
 955 Tue Mar 18 20:48:12 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 956
 957         * sim-alu.h: Include sim-xcat.h.
 958
 959 Tue Mar 18 13:58:18 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 960
 961         * Make-common.in (sim-bits.c, sim-core.c, sim-endian.c,
 962         sim-events.c, sim-inline.c, sim-io.c): Define rules for building
 963         these.
 964
 965         * sim-events.c (sim_events_at_large_int): New function.  Just
 966         schedules an event every large-int ticks.
 967         (sim_events_init): Call.
 968         (sim_events_tick, sim_events_process): Move async handing to
 969         sim_events_process.  Move timer decrement so that it occures after
 970         events have been processed.
 971
 972         * sim-basics.h (struct _engine): Remove declaration.
 973
 974         * sim-events.h, sim-events.c: Rename type to sim_events.  Prefix
 975         everything with same.  Rename global struct to SIM_DESC.
 976         * sim-core.h, sim-core.c, sim-n-core.c: Ditto for sim_core.
 977         * sim-io.h, sim-io.c: Ditto.
 978
 979         * sim-assert.h: New file. Optional assertion checking macros.
 980         * sim-io.c (sim_io_error): Make just this function tolerant to
 981         null pointers.
 982
 983         * sim-xcat.h: New file. Define concatenate macros.
 984         * sim-basics.h (XCONCAT*): Move to sim-xcat.h.
 985         * sim-n-core.h, sim-n-bits.h, sim-n-endian.h: Explicitly include
 986         concat macros.
 987
 988
 989 Tue Mar 18 12:44:55 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 990
 991         * sim-bits.h (LSMASK): New macro. Create mask of LS bits.
 992
 993 Mon Mar 17 18:10:05 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 994
 995         * sim-inline.h: Add definitions for sim-types.
 996         (ALL_BY_MODULE): New macro, encapsulate full inlining by the
 997         module.
 998
 999 Mon Mar 17 15:38:27 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1000
1001         * sim-events.h: Remove defunct reference to callback struct.
1002
1003 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1004
1005         * configure: Re-generate.
1006
1007 Mon Mar 17 15:04:47 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1008
1009         * Make-common.in (CSEARCH): Do not include the gdb directory in
1010         the search path.
1011
1012 Mon Mar 17 13:16:26 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1013
1014         * Make-common.in (SIM_ENDIAN, SIM_HOSTENDIAN, SIM_INLINE,
1015         SIM_WARNING): Drop, requiring the simulator specific Makefile.in
1016         to explicitly incorporate these.
1017
1018         * aclocal.m4 (--enable-sim-alignment); New option. Strongly
1019         specify the alignment restrictions of the target architecture -
1020         without this option all alignment restrictions are accomodated.
1021         (--enable-sim-assert): New option.  Conditionally compile in
1022         assertion statements.
1023         (--enable-sim-float): New option. Strongly specify the target's
1024         floating point support.
1025         (--enable-sim-hardware): New option.  Specify the hardware devices
1026         included in the simulation.
1027         (--enable-sim-packages): New option.  Specify the hardware
1028         packages included in the simulation.
1029         (--enable-sim-regparm): New option.  Specify that parameters be
1030         passed in registers instead of on the stack.
1031         (--enable-sim-reserved-bits): New option. Specify that reserved
1032         bits within an instruction are are correctly set.
1033         (--enable-sim-smp): New option. Specify the level of SMP support
1034         to be included in the simulator.
1035         (--enable-sim-stdcall): New option.  Specify an alternative
1036         function call convention.
1037         (--enable-sim-xor-endian): New option.  Configure xor-endian
1038         support used by some targets to implement bi-endian support.
1039
1040 Fri Mar 14 19:51:21 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1041
1042         * aclocal.m4 (--enable-sim-hostendian): New option.  Allow the
1043         host endianness to be overridden.
1044         (--enable-sim-endian): Allow the target platform's byte order
1045         to be overridden.
1046         (--enable-sim-inline): Control the inlining of common components.
1047         (--enable-sim-bswap): For compatibility, also define WITH_BSWAP.
1048         (--enable-sim-warnings): Enable additional GCC compiler checks.
1049         * Make-common.in (SIM_ENDIAN, SIM_HOSTENDIAN, SIM_INLINE,
1050         SIM_WARNINGS): Add.
1051
1052         * sim-n-core.h, sim-n-bits.h, sim-n-endian.h: Rename from
1053         sim-*-n.h so that the names are uniq on dos machines
1054         * sim-core.c, sim-bits.c, sim-endian.c: Update.
1055
1056 Thu Mar 13 12:32:42 1997  Doug Evans  <dje@canuck.cygnus.com>
1057
1058         * run.c: #include "libiberty.h".
1059         (main): New locals sd,no_args,sim_argv.
1060         Run buildargv on -a option.  Pass argv to sim_open, argv[0]
1061         is program name.  Update call to sim_set_callbacks.
1062         Record result of sim_open, pass to other sim_foo routines.
1063
1064 Thu Mar 13 10:24:05 1997  Michael Meissner  <meissner@cygnus.com>
1065
1066         * callback.c (os_printf_filtered): Do not call exit(1) or print a
1067         final newline.
1068
1069 Thu Mar  6 15:50:28 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1070
1071         * callback.c: Add os_flush_stdout and vprintf_filtered callbacks.
1072         Route stdout through buffered IO.
1073
1074         * callback.c: Add os_flush_stderr, os_write_stderr,
1075         os_evprintf_filtered functions to route error output through
1076         stderr.
1077
1078         * sim-io.h, sim-io.c (sim_io_flush_stderr, sim_io_flush_stdout):
1079         Correct return type - should be void.
1080
1081 Fri Mar  7 20:14:37 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1082
1083         * sim-basics.h: Clean up.  Many macro's moved to sim-inline.h.
1084
1085         * sim-config.h: Ditto.  For some options - eg WITH_DEVICES - do
1086         not provide a default value as undefined indicates disable code.
1087
1088 Thu Mar  6 15:50:28 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1089
1090         * sim-core.h, sim-core-n.h, sim-core.c: Borrow code from ppc
1091         directory.
1092         * sim-events.h, sim-events.c: Ditto.
1093         * sim-io.h, sim-io.c: Ditto.
1094
1095 Tue Mar  4 09:35:56 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1096
1097         * sim-alu.h (ALU_SUB_CA, ALU*_SUB_CA): New alu operation.
1098
1099         * sim-bits.h, sim-bits-n.h, sim-bits.c (LSMASKED*): New macro's
1100         extract the tail or least signifiant bits from an integer of the
1101         specified size.
1102
1103         * sim-bits.h, sim-bits.c: Clean up conditionally compiled #if
1104         WITH_TARGET_BITSIZE so that the compilation will fail when an
1105         unsupported bitsize value is defined.
1106
1107         (INSERTED*): Convert to functions.
1108         (EXTRACTED*): Ditto.
1109
1110         (SIGN_EXTEND, SEXT): Change to more terse name.
1111
1112 Tue Mar  4 09:35:56 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1113
1114         * sim-inline.h: Allow explicit control over which .c files will be
1115         included by their header.
1116
1117         * sim-inline.h: Allow explicit control over which .c files use the
1118         alternative - REGPARM - parameter passing mechanism.
1119
1120         * sim-inline.h, sim-inline.c: Don't attempt to include any of
1121         icache.c, idecode.c, semantics.c or support.c.  Those names are
1122         not generally applicable.
1123
1124 Thu Feb 27 10:17:23 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1125
1126         * sim-bits.c, sim-bits-n.h (new): Split sim-bits.c into two parts
1127         in a fashion similar to sim-endian-n.
1128
1129         * sim-endian.h: (H_word, L_word, AL_*, VL_*): Extend to include
1130         both value and address macro's.
1131
1132 Tue Feb 25 18:51:57 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1133
1134         * sim-alu.h (ALU16_BEGIN, ALU16_SET, ...): Fill in.
1135
1136         * sim-endian.h (L_word, H_word): Replace MS2W_4, LS2W_4 with more
1137         generic L_word, H_word macro's.
1138
1139 Thu Feb 20 18:36:55 1997  Andrew Cagney  <cagney@critters.cygnus.com>
1140
1141         * sim-basics.h: Borrow code from ppc directory.
1142         * sim-bits.c: Ditto.
1143         * sim-bits.h: Ditto.
1144         * sim-config.h: Ditto.
1145         * sim-endian-n.h: Ditto.
1146         * sim-endian.c: Ditto.
1147         * sim-endian.h: Ditto.
1148         * sim-inline.c: Ditto.
1149         * sim-inline.h: Ditto.
1150         * sim-types.h: Ditto.
1151
1152 Wed Feb 19 12:40:50 1997  Andrew Cagney  <cagney@critters.cygnus.com>
1153
1154         * sim-alu.h (ALU_SET16, ALU_SET32, ALU_SET64, etc): Make available
1155         all the ALU size alternatives and then auto-configure a default.
1156
1157         * sim-alu.h: Copy ppc/idecode_expression.h.
1158
1159 Mon Feb 17 10:44:18 1997  Andrew Cagney  <cagney@critters.cygnus.com>
1160
1161         * bits.h, bits.c (SIGN_EXTEND32, SIGN_EXTEND64): New functions,
1162         sign extend a bit within a value.
1163
1164         * sim-endian.h, sim-endian-n.h (offset_N): New functions - return
1165         a pointer into the middle of a host word.
1166         * sim-endian.h (MS2W_4, LS2W_4): Use this function.
1167
1168 Tue Feb 11 13:46:49 1997  Michael Meissner  <meissner@tiktok.cygnus.com>
1169
1170         * callback.c: If HAVE_CONFIG_H is defined, include config.h from
1171         autoconf.  If HAVE_UNISTD_H is defined, include unistd.h to get
1172         appropriate definitions of read, write, etc.  Add prototype for
1173         system.
1174
1175 Tue Feb  4 13:24:44 1997  Doug Evans  <dje@canuck.cygnus.com>
1176
1177         * Makefile.in (libcommon.a): Delete.
1178         (callback.o,targ-map.o): Delete, moved to Make-common.in.
1179         (gentmap,targ-vals.h,targ-map.c): Likewise.
1180         (run-autoconf): Delete.
1181         * aclocal.m4 (SIM_AC_OUTPUT): Redo creation of Makefile.
1182         (common makefile fragment): Moved back into ...
1183         * Make-common.in: Resurrect.
1184         * configure.in (AC_LINK_FILES): Delete, unnecessary now.
1185         * configure: Regenerated.
1186
1187 Fri Jan 31 07:16:49 1997  Doug Evans  <dje@canuck.cygnus.com>
1188
1189         * aclocal.m4 (SIM_AC_COMMON): Move COMMON_MAKEFILE_FRAG from here.
1190         (SIM_AC_OUTPUT): To here.
1191
1192 Fri Jan 24 10:37:17 1997  Stu Grossman  (grossman@critters.cygnus.com)
1193
1194         * aclocal.m4 (COMMON_MAKEFILE_FRAG):  Quote a couple of $'s in
1195         comments and single quotes.  Fixes a problem found on hpux.
1196
1197 Thu Jan 23 13:35:03 1997  Stu Grossman  (grossman@critters.cygnus.com)
1198
1199         * aclocal.m4:  Remove Make-common.in from dependencies.
1200         * (distclean):  Remove targ-vals.def.
1201
1202         * aclocal.m4 (SIM_AC_COMMON):  Move contents of Make-common.in
1203         into here.  Makes insertion into makefiles easier.  Also, change
1204         the way that callback.o, gentmap, targ-vals.h, targ-map.c,
1205         targ-map.o, and run are built.  They are now built in the
1206         individual simulator directories, taking sources from ../common as
1207         necessary.  This replaces the merging of libcommon.a into
1208         linsim.a, which was problematic for the WinGDB build process.
1209         * run.c:  Include config.h from . instead of ../common.
1210         * Make-common.in:  Remove.  It's no longer necessary.
1211
1212 Mon Dec 16 15:02:33 1996  Ian Lance Taylor  <ian@cygnus.com>
1213
1214         * Make-common.in (ALL_CLAGS): Put CFLAGS at the end.
1215         (.c.o): Put $(ALL_CFLAGS) before the file being compiled.
1216
1217 Wed Dec 11 11:30:58 1996  Jim Wilson  <wilson@cygnus.com>
1218
1219         * run.c (main): Set target_byte_order before call to sim_open.
1220
1221 Sun Dec  8 18:22:06 1996  Doug Evans  <dje@canuck.cygnus.com>
1222
1223         * callback.c: #include <stdlib.h>
1224         (os_error): New function.
1225         (default_callback): Add os_error.
1226
1227 Mon Nov 25 19:44:35 1996  Doug Evans  <dje@canuck.cygnus.com>
1228
1229         * Make-common.in (Makefile): Set CONFIG_HEADERS="".
1230         * aclocal.m4: Mark the fact that --enable-sim-bswap isn't host
1231         specific.
1232         (SIM_AC_OUTPUT): Don't build Makefile if CONFIG_FILES="".
1233
1234 Wed Nov 20 01:11:04 1996  Doug Evans  <dje@canuck.cygnus.com>
1235
1236         * run.c: #include ../common/config.h, tconfig.h.
1237         (myname): New static global.
1238         (main): Recognize new options -a, -c.  Also recognize -h if h8/300.
1239         Only process -c ifdef SIM_HAVE_SIMCACHE.
1240         Only process -p/-s ifdef SIM_HAVE_PROFILE.
1241         Parse program name from argv[0] and use in error messages.
1242         Pass sim_args to sim_open.  Pass prog_args to sim_create_inferior.
1243         Add support for incomplete h8/300 termination indicators.
1244         (usage): Make more verbose.
1245         * aclocal.m4,config.in,tconfig.in,configure.in,configure: New files.
1246         * Makefile.in,Make-common.in,callback.c: New files.
1247         * nltvals.def,gentmap.c,gentvals.sh: New files.
1248
1249 Tue Nov 12 13:34:00 1996  Dawn Perchik  <dawn@cygnus.com>
1250
1251         * run.c: Include stdarg.h if __STDC__.
1252
1253 Tue Oct 15 11:16:31 1996  Jeffrey A Law  (law@cygnus.com)
1254
1255         * run.c (main): Don't print out anything if the signal
1256         number is zero (ie no signal).
1257
1258 Tue Oct 15 11:20:44 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1259
1260         * run.c (main): Print out if the program raised a signal.
1261
1262 Wed Sep 18 09:52:14 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1263
1264         * run.c (exec_bfd): Rename from sim_bfd, to use the gdb name.
1265         (main): Ditto.
1266
1267 Tue Sep 17 11:04:50 1996  James G. Smith  <jsmith@cygnus.co.uk>
1268
1269         * run.c (main): Explicitly cast malloc() parameter.
1270
1271 Thu Sep 12 11:27:21 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1272
1273         * run.c (sim_bfd): New global to hold the bfd pointer for the
1274         executable.
1275         (main): Initialize sim_bfd.
1276
1277 Fri Dec 15 16:27:49 1995  Ian Lance Taylor  <ian@cygnus.com>
1278
1279         * run.c (main): Use new bfd_big_endian macro.
1280
1281 Wed Nov  8 15:49:49 1995  James G. Smith  <jsmith@pasanda.cygnus.co.uk>
1282
1283         * run.c (main): Removed SH specific comments, so source is
1284         generic. Also updated to only load relevant sections. Moved
1285         sim_open() to after callback attach (to match GDB).
1286
1287         * run.1: Removed SH specific comments.
1288
1289 Sat Oct 21 12:31:01 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
1290
1291         * run.c (main): Always return sigrc at end.
1292
1293 Tue Oct 10 12:03:13 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
1294
1295         * run.c (main): Print error diagnostic and exit if bfd_openr() or
1296         bfd_check_format() fails.
1297
1298 Thu Sep 28 15:40:36 1995  steve chamberlain  <sac@slash.cygnus.com>
1299
1300         * run.c, run.1: From sh directory.
1301
1302