sim/common/ChangeLog

   1 Fri May  2 17:59:42 1997  Andrew Cagney  <cagney@b1.cygnus.com>
   2
   3         * sim-core.c (sim_core_map_to_str): New function ascii equivalent
   4         to map type.
   5
   6         * sim-n-core.h (sim_core_read_N, sim_core_write_N): Use in trace
   7         statement.
   8
   9 Fri May  2 17:28:02 1997  Andrew Cagney  <cagney@b2.cygnus.com>
  10
  11         * cgen-trace.c: Prepend additional trace_printf argument.
  12
  13         * cgen-utils.c (sim_disassemble_insn): Add additional core
  14         arguments.
  15
  16 Fri May  2 11:40:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  17
  18         * nrun.c (main): Catch/report errorenous simulator states.
  19
  20         * sim-module.c: #include "libiberty.h" so that xmalloc is defined.
  21         * sim-trace.c: #include string.h/strings.h so that memset is
  22         defined.
  23         * sim-utils.c: Ditto.
  24         * sim-profile.c: Ditto. And stdlib.h.
  25         (print_bar): Only define when used by instruction or memory profiler.
  26
  27         * sim-options.c (standard_option_handler): Make ul more local.
  28
  29         * sim-load.c (sim_load_file): Make the name constant.
  30         (sim_load_file): Passify gcc.
  31
  32         * sim-utils.h: New file, pre-declare utilites in corresponding .c
  33         file.
  34         * sim-utils.c, sim-load.c: Include sim-utils.h.
  35
  36         * sim-base.h (sim_cpu): Pre define here so available to all.
  37
  38         * sim-core.h (DECLARE_SIM_CORE_WRITE_N, DECLARE_SIM_CORE_READ_N):
  39         Restore the sim_cpu and instruction_address arguments so that full
  40         information is available to the abort function.
  41         * sim-core.c (sim_core_find_mapping, sim_core_write_buffer): Ditto.
  42         * sim-n-core.h (sim_core_write_N, sim_core_read_N): Update.
  43
  44         * sim-trace.h, sim-trace.c (trace_option_handler): Add interim
  45         tracing support for sim-events and sim-core.
  46         (trace_option_handler): Convert #if to if where possible so always
  47         compiled/checked by C compiler.
  48         * sim-n-core.h (sim_core_write_N, sim_core_read_N): Update.
  49
  50         * sim-base.h: Adjust comment documenting how to define the cpu
  51         structure.
  52         (sim_state_base): Add sim_core and sim_events to simulator base
  53         object.
  54
  55         * sim-trace.h, sim-trace.c (trace_printf): Add SIM_DESC argument.
  56         * sim-core.c (sim_core_init, sim_core_attach,
  57         sim_core_find_mapping): Update.
  58         * sim-events.c (ETRACE, sim_events_init, sim_events_time,
  59         update_time_from_event, insert_sim_event,
  60         sim_events_schedule_after_signal, sim_events_deschedule,
  61         sim_events_tick): Ditto.
  62
  63         * sim-basics.h (sim-module.h, sim-trace.h, sim-profile.h,
  64         sim-model.h): Move #includes from here.
  65         * sim-base.h: To here.
  66         (sim-core.h, sim-events.h, sim-io.h): Include also
  67
  68 Wed Apr 30 15:37:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  69
  70         * callback.c (default_callback): Missing initialisers.
  71
  72 Thu May  1 10:40:47 1997  Doug Evans  <dje@canuck.cygnus.com>
  73
  74         * sim-utils.c (sim_add_commas): New function.
  75         * sim-basics.h (sim_add_commas): Add prototype.
  76         * cgen-scache.c (scache_print_profile): Print commas in numbers.
  77         * sim-profile.c (COMMAS): New macro.
  78         (print_*): Use it to print commas in numbers.
  79
  80         * configure: Regenerated.
  81
  82         * cgen-sim.h (sim_signal_type): Add SIM_SIGINT.
  83         (cgen_state): New member run_fast_p.
  84         (cgen_init): Add prototype.
  85         (sim_disassemble_insn): New arg `cpu'.
  86         * cgen-trace.c (trace_insn): Update call to sim_disassemble_insn.
  87         * cgen-utils.c (cgen_init): New function.
  88         (sim_disassemble_insn): New arg `cpu'.  Rewrite fetching of insn.
  89         * genmloop.sh: Call engine_halt if loop exits.
  90
  91         * Makefile.in (sim-options_h): Define.
  92         (sim-{module,options,trace,profile,utils}.o): Clean up dependencies.
  93         (sim-model.o): Add new rule.
  94         (cgen-{scache,trace,utils}.o): Add new rules.
  95         * aclocal.m4 (SIM_AC_OPTION_{SCACHE,DEFAULT_MODEL}): Add.
  96         * cgen-scache.c (scache_print_profile): Change `sd' arg to `cpu'.
  97         Indent output by 2 spaces.
  98         * cgen-scache.h (scache_print_profile): Update.
  99         * cgen-trace.c (trace_insn_fini): Indent output by 2 spaces.
 100         Use trace_printf, not fprintf.
 101         (trace_extract): Use trace_printf, not cgen_trace_printf.
 102         * genmloop.sh (!FAST case): Increment `insn_count'.
 103         * sim-base.h (sim_state_base): Only include scache_size if WITH_SCACHE.
 104         (sim_cpu_base): Rename member `sd' to `state' to be consistent with
 105         access macro's name.
 106         * sim-core.c (sim_core_init): Use EXTERN_SIM_CORE to define it.
 107         Change return type to SIM_RC.
 108         (sim_core_{install,uninstall}): New functions.
 109         * sim-core.h (sim_core_{install,uninstall}): Declare.
 110         (sim_core_init): Use EXTERN_SIM_CORE to define it.
 111         Change return type to SIM_RC.
 112         * sim-model.h (models,machs,model_install): Declare.
 113         * sim-module.c (modules): Add scache_install, model_install.
 114         (sim_post_argv_init): Set cpu->state backlinks.
 115         * sim-options.c (standard_options): Delete --simcache-size,--max-insns.
 116         (standard_option_handler): Likewise.
 117         * sim-profile.c (PROFILE_{HISTOGRAM,LABEL}_WIDTH): Move to
 118         sim-profile.h.
 119         (*): Assume ANSI C.
 120         (profile_options): Delete --profile-simcache.
 121         (profile_option_handler): Likewise.
 122         (profile_print_insn): Change `sd' arg to `cpu'.  Indent output 2
 123         spaces.
 124         (profile_print_{memory,model}): Likewise.
 125         (profile_print_simcache): Delete.
 126         (profile_print_speed): New function.
 127         (profile_print): Rewrite.
 128         * sim-profile.h (PROFILE_scache): Renamed from PROFILE_simcache.
 129         (WITH_PROFILE_SCACHE_P): Renamed from WITH_PROFILE_SIMCACHE_P.
 130         (PROFILE_DATA): Delete members simcache_{hits,misses}.
 131         (PROFILE_COUNT_SIMCACHE_{HIT,MISS}): Delete.
 132         (PROFILE_{CALLBACK,CPU_CALLBACK}): New types.
 133         (profile_print): Update prototype.
 134
 135 Wed Apr 30 11:34:14 1997  Doug Evans  <dje@canuck.cygnus.com>
 136
 137         * cgen-scache.[ch], cgen-sim.h: New files.
 138         * cgen-trace.[ch], cgen-types.h, cgen-utils.c, genmloop.sh: New files.
 139         * sim-model.c: New file.
 140
 141         * Make-common.in (clean targets): Undo patch of Apr. 22.
 142
 143 Fri Apr 25 15:28:32 1997  Mike Meissner  <meissner@cygnus.com>
 144
 145         * sim-n-bits.h (signed): If we have a standard compiler, undef
 146         signed, so that signedN is defined correctly.
 147
 148 Thu Apr 24 00:00:07 1997  Doug Evans  <dje@canuck.cygnus.com>
 149
 150         * sim-module.h, sim-model.h, sim-profile.h: New files.
 151         * sim-module.c, sim-profile.c: New files.
 152         * Make-common.in (SIM_PROFILE): Define
 153         (CONFIG_CFLAGS): Add $(SIM_PROFILE).
 154         (sim_main_headers): Add sim-module.h, sim-model.h, sim-profile.h.
 155         (sim_module.o,sim-profile.o): Add rules for.
 156         * aclocal.m4 (--enable-sim-trace): Allow symbolic arguments.
 157         (--enable-sim-profile): Add.
 158         * configure: Regenerated.
 159         * sim-base.h (sim_state_base): New members init_list, uninstall_list,
 160         model.  Move trace and profile support to sim-{trace,profile}.h.
 161         New members trace_data, profile_data.
 162         * sim-basics.h: #include sim-module.h, sim-model.h, sim-profile.h.
 163         * sim-config.h: Provide default definition of WITH_PROFILE.
 164         (WITH_TRACE): Change default to -1.
 165         (MAX_NR_PROCESSORS): Always define.
 166         * sim-options.c: Move trace and profile support to
 167         sim-{trace,profile}.h.
 168         (sim_pre_argv_init): Moved to sim-model.c.
 169         (standard_install): New function.
 170         * sim-options.h (sim_pre_argv_init): Move decl to sim-model.c.
 171         (standard_install): Declare.
 172         * sim-trace.c: Tracing option handling moved here from sim-options.c.
 173         (trace_install, trace_uninstall): New functions.
 174         (trace_printf): Update reference to TRACE_FILE.
 175         * sim-trace.h (TRACE_FOO_IDX): Moved here from sim-base.h.
 176         (TRACE_foo): Bit masks for symbolic arguments to --enable-sim-trace.
 177         (WITH_TRACE_FOO_P): Define.
 178         (trace_install): Declare.
 179         (TRACE_DATA): New struct.
 180
 181 Wed Apr 23 17:23:15 1997  Doug Evans  <dje@canuck.cygnus.com>
 182
 183         * run.c: Undo last exec_bfd patch.
 184         (main): Only pass -E ifdef SIM_HAVE_BIENDIAN.
 185
 186 Wed Apr 23 17:54:27 1997  Mike Meissner  <meissner@cygnus.com>
 187
 188         * run.c (exec_bfd): Add back in.
 189         (main): Set exec_bfd.
 190
 191 Tue Apr 22 14:43:46 1997  Doug Evans  <dje@canuck.cygnus.com>
 192
 193         * sim-load.c (sim_load_file): #include <stdio.h> for NULL.
 194
 195 Wed Apr 23 02:55:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 196
 197         * sim-events.c (insert_sim_event): Call sim_io_error instead of
 198         less well defined engine_error.
 199         * sim-core.c: Ditto.
 200
 201 Tue Apr 22 08:48:16 1997  Stu Grossman  (grossman@critters.cygnus.com)
 202
 203         * Make-common.in:  Change clean targets to use :: so that other
 204         Makefiles can have their own clean targets.
 205         * sim-load.c (xprintf eprintf):  Use ANSI_PROTOTYPES instead of
 206         __STDC__ to control use of stdarg vs. varargs syntax.  Some
 207         systems can't use __STDC__, but require stdarg.
 208
 209 Fri Apr 18 11:14:43 1997  Doug Evans  <dje@canuck.cygnus.com>
 210
 211         * sim-options.c (standard_options): Add --endian.
 212         (standard_option_handler): Likewise.
 213
 214         * nrun.c: #include <signal.h>.
 215         (main, cntrl_c): Wrap calls to sim_resume in a SIGINT
 216         handler that calls sim_stop ().
 217
 218 Fri Apr 18 13:11:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 219
 220         * run.c (main, cntrl_c): Wrap calls to sim_resume in a SIGINT
 221         handler that calls sim_stop ().  Simulators may still be
 222         establishing their own handler.
 223
 224         * sim-events.c (sim_events_poll): Rename from
 225         sim_events_at_large_int.  Poll IO.
 226
 227         * sim-io.c (sim_io_poll_quit): New function - pass on a polling
 228         request.
 229
 230         * callback.c (os_poll_quit): New function poll for quit signal
 231         where needed.
 232         (default_callback): Include magic number.
 233
 234 Thu Apr 17 02:25:11 1997  Doug Evans  <dje@canuck.cygnus.com>
 235
 236         * aclocal.m4: Check for headers time.h, sys/time.h, sys/resource.h.
 237         Check for functions getrusage, time.
 238         * sim-basics.h (SIM_ELAPSED_TIME): New typedef.
 239         (sim_elapsed_time_get, sim_elapsed_time_since): Add prototypes.
 240         * sim-utils.c: #include time.h, sys/time.h, sys/resource.h if able.
 241         (sim_elapsed_time_get, sim_elapsed_time_since): New functions.
 242
 243         * sim-utils.c (sim_copy_argv, sim_analyze_program): New functions.
 244
 245         * sim-options.c, sim-options.h: New files.
 246         * sim-config.h (WITH_DEBUG): Provide default value of zero.
 247         * Make-common.in (nrun.o): Add rules for.
 248         * nrun.c: New file.
 249
 250         * run.c (main): Check return value of sim_open.
 251
 252         * Make-common.in (sim-options.o, sim-load.o, sim-trace.o): Add rules.
 253         (sim_main_headers): Add sim-trace.h.
 254         * run.c (exec_bfd, target_byte_order): Delete.
 255         (main): Pass -E <endian> to sim_open.  Delete code to load sections,
 256         call sim_load instead.  Check return code of sim_create_inferior.
 257         * sim-base.h (CURRENT_STATE): Define.
 258         (sim_state_base): Make typedef.  New members options, prog_argv,
 259         prog_bfd, text_{section,start,end}, start_addr, simcache_size,
 260         mem_size, memory [+ corresponding access macros].
 261         (sim_cpu_base): New typedef.
 262         * sim-trace.h: New file.
 263         * sim-trace.c: New file.
 264         * sim-basics.h: #include it.
 265         * sim-load.c: New file.
 266
 267 Tue Apr 15 15:10:13 1997  Ian Lance Taylor  <ian@cygnus.com>
 268
 269         * Make-common.in (INSTALL): Set to @INSTALL@.
 270         (INSTALL_XFORM, INSTALL_XFORM1): Remove.
 271         (install-common): Depend upon installdirs.  Use
 272         $(program_transform_name) directly, rather than using
 273         $(INSTALL_XFORM).
 274         (installdirs): New target.
 275         * Makefile.in (INSTALL): Set to @INSTALL@.
 276         (INSTALL_XFORM, INSTALL_XFORM1): Remove.
 277         (install-man): Depend upon installdirs.  Use
 278         $(program_transform_name) directly, rather than using
 279         $(INSTALL_XFORM).
 280         (installdirs): New target.
 281
 282 Tue Apr 15 15:08:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 283
 284         * sim-assert.h (SIM_ASSERT, ASSERT): Allow these macros to
 285         be overriden.
 286
 287 Wed Apr  9 16:06:44 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 288
 289         * sim-basics.h: Only bring in config.h and tconfig.h if
 290         HAVE_CONFIG_H.
 291
 292 Mon Apr  7 11:39:45 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 293
 294         * sim-config.h (WITH_TARGET_WORD_MSB): New Macro. Define the bit
 295         numbering convention of the target.
 296         * sim-config.c (print_sim_config): Print WITH_TARGET_WORD_BITSIZE
 297         and WITH_TARGET_WORD_MSB.
 298         (sim_config): When possible, check for consistency with bitsize
 299         and msb.
 300
 301         * sim-bits.h: Allow MSB to be other than zero.
 302         * sim-bits.c: Ditto.
 303         * sim-n-bits.h: Ditto.
 304
 305         * sim-bits.h (MSMASK*): New macros - converce to LSMASK*.
 306         * sim-n-bits.h (MSMASKEDn): Ditto.
 307
 308 Mon Apr 14 16:29:21 1997  Ian Lance Taylor  <ian@cygnus.com>
 309
 310         * Makefile.in (INSTALL): Change install.sh to install-sh.
 311
 312 Mon Apr  7 10:46:38 1997  Doug Evans  <dje@canuck.cygnus.com>
 313
 314         * sim-base.h (sim_state_base): Move `magic' to end of struct.
 315
 316 Mon Apr  7 15:53:21 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 317
 318         * run.c (main): Check that a program to run was specified.
 319
 320 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 321
 322         * aclocal.m4 (AC_TYPE_SIGNAL): Add check.
 323
 324         * configure: Regenerated to track ../common/aclocal.m4 changes.
 325         * config.in: Ditto.
 326
 327 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
 328
 329         * sim-endian.h: Move host {LITTLE,BIG}_ENDIAN support from here,
 330         * sim-config.h: To here.
 331
 332         * Make-common.in (SIM_EXTRA_DEPS): New config var.
 333         (sim_main_headers): Define.
 334         (sim-*.o): Depend on $(SIM_EXTRA_DEPS).
 335         (BUILT_SRC_FROM_COMMON): Move here from ../d30v/Makefile.in.
 336         (clean): Use it.
 337         (sim-utils.o): Add rule for.
 338         * sim-utils.o: New file.
 339         * sim-basics.h: #include sim-base.h.
 340         (zalloc): Make argument unsigned long.
 341         * sim-base.h: New file.
 342         * sim-inline.h (SIM_IO support): Delete.
 343         * sim-io.h: Delete inline support.
 344         * sim-io.c: Likewise.  sim-state.h renamed to sim-main.h.
 345         * sim-config.c: sim-state.h renamed to sim-main.h.
 346         * sim-core.c: Likewise.
 347         * sim-events.c: Likewise.
 348
 349         * run.c (main): Pass SIM_OPEN_STANDALONE to sim_open.
 350
 351         * aclocal.m4: Check for stdlib.h, string.h, strings.h, unistd.h.
 352         (sim-debug): Allow arguments.  Define WITH_DEBUG in addition to
 353         -DDEBUG.
 354         * configure: Regenerated to track ../common/aclocal.m4 changes.
 355
 356 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
 357
 358         * configure: Regenerated to track ../common/aclocal.m4 changes.
 359
 360 Wed Apr  2 11:08:11 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 361
 362         * sim-config.h (WITH_ALIGNMENT, WITH_FLOATING_POINT,
 363         WITH_XOR_ENDIAN, WITH_SMP, WITH_RESERVED_BITS): Assume that these
 364         are defined by the configure.
 365
 366         * aclocal.m4 (sim-stdio): Add option stdio from ../ppc configure.
 367
 368         * aclocal.m4 (floating-point, xor-endian, alignment, smp,
 369         reserved-bits): Always define.
 370
 371         * sim-config.h, sim-config.c (sim_config): New function - and new
 372         file - co-ordinate the setting/checking of the common simulator
 373         configuration options.
 374
 375         * Make-common.in (sim-config.o): Add rule.
 376
 377 Fri Mar 28 15:32:00 1997  Mike Meissner  <meissner@cygnus.com>
 378
 379         * callback.c (os_{,e}vprintf_filtered): Change stdarg type to
 380         va_list from void *, since va_list might not be a pointer type.
 381
 382 Mon Mar 24 15:27:12 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 383
 384         * sim-n-endian.h (offset_N): Correct assertion - word and sub word
 385         in wrong order.
 386         (offset_N): Correct computation of LE offset.
 387
 388         * sim-io.c (sim_io_error): Include a new line when reporting
 389         errors.
 390
 391         * sim-assert.h (SIM_FILTER_PATH): Out by one when locating last
 392         `/'.
 393
 394 Thu Mar 20 22:31:06 1997  Jeffrey A Law  (law@cygnus.com)
 395
 396         * run.c: Include alloca-conf.h.
 397
 398         * callback.c (os_evprintf_filtered): Fix typo.
 399
 400 Fri Mar 21 13:36:20 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 401
 402         * run.c (string.h, strings.h, stdlib.h): Include.
 403
 404         * sim-events.c (sim_events_tick): Recent cleanup failed to return
 405         0 when nothing pending.
 406
 407         * run.c (sim_size, sim_trace): Plicate GCC - these two functions
 408         will soon be going away.
 409         (getopt): Plicate GCC.
 410
 411         * sim-endian.c (sim-io.h): Plicate GCC.
 412         * sim-bits.c (sim-io.h): Ditto.
 413         * sim-n-bits.h (ROTn): Ditto.
 414
 415         * sim-io.c (sim_io_error): Correct check for NULL.
 416
 417         * sim-assert.h (SIM_FILTER_PATH): Separate out the code filtering
 418         the __FILE__.
 419         * sim-events.c: Use SIM_FILTER_PATH to filter out the filename
 420         path.
 421
 422 Wed Mar 19 01:12:06 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 423
 424         * aclocal.m4 (SIM_AC_OPTION_*: Move so that they are outside of
 425         SIM_AC_COMMON - SIM_AC_COMMON was gobling arguments.
 426
 427 Tue Mar 18 20:48:12 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 428
 429         * sim-alu.h: Include sim-xcat.h.
 430
 431 Tue Mar 18 13:58:18 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 432
 433         * Make-common.in (sim-bits.c, sim-core.c, sim-endian.c,
 434         sim-events.c, sim-inline.c, sim-io.c): Define rules for building
 435         these.
 436
 437         * sim-events.c (sim_events_at_large_int): New function.  Just
 438         schedules an event every large-int ticks.
 439         (sim_events_init): Call.
 440         (sim_events_tick, sim_events_process): Move async handing to
 441         sim_events_process.  Move timer decrement so that it occures after
 442         events have been processed.
 443
 444         * sim-basics.h (struct _engine): Remove declaration.
 445
 446         * sim-events.h, sim-events.c: Rename type to sim_events.  Prefix
 447         everything with same.  Rename global struct to SIM_DESC.
 448         * sim-core.h, sim-core.c, sim-n-core.c: Ditto for sim_core.
 449         * sim-io.h, sim-io.c: Ditto.
 450
 451         * sim-assert.h: New file. Optional assertion checking macros.
 452         * sim-io.c (sim_io_error): Make just this function tolerant to
 453         null pointers.
 454
 455         * sim-xcat.h: New file. Define concatenate macros.
 456         * sim-basics.h (XCONCAT*): Move to sim-xcat.h.
 457         * sim-n-core.h, sim-n-bits.h, sim-n-endian.h: Explicitly include
 458         concat macros.
 459
 460
 461 Tue Mar 18 12:44:55 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 462
 463         * sim-bits.h (LSMASK): New macro. Create mask of LS bits.
 464
 465 Mon Mar 17 18:10:05 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 466
 467         * sim-inline.h: Add definitions for sim-types.
 468         (ALL_BY_MODULE): New macro, encapsulate full inlining by the
 469         module.
 470
 471 Mon Mar 17 15:38:27 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 472
 473         * sim-events.h: Remove defunct reference to callback struct.
 474
 475 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 476
 477         * configure: Re-generate.
 478
 479 Mon Mar 17 15:04:47 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 480
 481         * Make-common.in (CSEARCH): Do not include the gdb directory in
 482         the search path.
 483
 484 Mon Mar 17 13:16:26 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 485
 486         * Make-common.in (SIM_ENDIAN, SIM_HOSTENDIAN, SIM_INLINE,
 487         SIM_WARNING): Drop, requiring the simulator specific Makefile.in
 488         to explicitly incorporate these.
 489
 490         * aclocal.m4 (--enable-sim-alignment); New option. Strongly
 491         specify the alignment restrictions of the target architecture -
 492         without this option all alignment restrictions are accomodated.
 493         (--enable-sim-assert): New option.  Conditionally compile in
 494         assertion statements.
 495         (--enable-sim-float): New option. Strongly specify the target's
 496         floating point support.
 497         (--enable-sim-hardware): New option.  Specify the hardware devices
 498         included in the simulation.
 499         (--enable-sim-packages): New option.  Specify the hardware
 500         packages included in the simulation.
 501         (--enable-sim-regparm): New option.  Specify that parameters be
 502         passed in registers instead of on the stack.
 503         (--enable-sim-reserved-bits): New option. Specify that reserved
 504         bits within an instruction are are correctly set.
 505         (--enable-sim-smp): New option. Specify the level of SMP support
 506         to be included in the simulator.
 507         (--enable-sim-stdcall): New option.  Specify an alternative
 508         function call convention.
 509         (--enable-sim-xor-endian): New option.  Configure xor-endian
 510         support used by some targets to implement bi-endian support.
 511
 512 Fri Mar 14 19:51:21 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 513
 514         * aclocal.m4 (--enable-sim-hostendian): New option.  Allow the
 515         host endianness to be overridden.
 516         (--enable-sim-endian): Allow the target platform's byte order
 517         to be overridden.
 518         (--enable-sim-inline): Control the inlining of common components.
 519         (--enable-sim-bswap): For compatibility, also define WITH_BSWAP.
 520         (--enable-sim-warnings): Enable additional GCC compiler checks.
 521         * Make-common.in (SIM_ENDIAN, SIM_HOSTENDIAN, SIM_INLINE,
 522         SIM_WARNINGS): Add.
 523
 524         * sim-n-core.h, sim-n-bits.h, sim-n-endian.h: Rename from
 525         sim-*-n.h so that the names are uniq on dos machines
 526         * sim-core.c, sim-bits.c, sim-endian.c: Update.
 527
 528 Thu Mar 13 12:32:42 1997  Doug Evans  <dje@canuck.cygnus.com>
 529
 530         * run.c: #include "libiberty.h".
 531         (main): New locals sd,no_args,sim_argv.
 532         Run buildargv on -a option.  Pass argv to sim_open, argv[0]
 533         is program name.  Update call to sim_set_callbacks.
 534         Record result of sim_open, pass to other sim_foo routines.
 535
 536 Thu Mar 13 10:24:05 1997  Michael Meissner  <meissner@cygnus.com>
 537
 538         * callback.c (os_printf_filtered): Do not call exit(1) or print a
 539         final newline.
 540
 541 Thu Mar  6 15:50:28 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 542
 543         * callback.c: Add os_flush_stdout and vprintf_filtered callbacks.
 544         Route stdout through buffered IO.
 545
 546         * callback.c: Add os_flush_stderr, os_write_stderr,
 547         os_evprintf_filtered functions to route error output through
 548         stderr.
 549
 550         * sim-io.h, sim-io.c (sim_io_flush_stderr, sim_io_flush_stdout):
 551         Correct return type - should be void.
 552
 553 Fri Mar  7 20:14:37 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 554
 555         * sim-basics.h: Clean up.  Many macro's moved to sim-inline.h.
 556
 557         * sim-config.h: Ditto.  For some options - eg WITH_DEVICES - do
 558         not provide a default value as undefined indicates disable code.
 559
 560 Thu Mar  6 15:50:28 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 561
 562         * sim-core.h, sim-core-n.h, sim-core.c: Borrow code from ppc
 563         directory.
 564         * sim-events.h, sim-events.c: Ditto.
 565         * sim-io.h, sim-io.c: Ditto.
 566
 567 Tue Mar  4 09:35:56 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 568
 569         * sim-alu.h (ALU_SUB_CA, ALU*_SUB_CA): New alu operation.
 570
 571         * sim-bits.h, sim-bits-n.h, sim-bits.c (LSMASKED*): New macro's
 572         extract the tail or least signifiant bits from an integer of the
 573         specified size.
 574
 575         * sim-bits.h, sim-bits.c: Clean up conditionally compiled #if
 576         WITH_TARGET_BITSIZE so that the compilation will fail when an
 577         unsupported bitsize value is defined.
 578
 579         (INSERTED*): Convert to functions.
 580         (EXTRACTED*): Ditto.
 581
 582         (SIGN_EXTEND, SEXT): Change to more terse name.
 583
 584 Tue Mar  4 09:35:56 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 585
 586         * sim-inline.h: Allow explicit control over which .c files will be
 587         included by their header.
 588
 589         * sim-inline.h: Allow explicit control over which .c files use the
 590         alternative - REGPARM - parameter passing mechanism.
 591
 592         * sim-inline.h, sim-inline.c: Don't attempt to include any of
 593         icache.c, idecode.c, semantics.c or support.c.  Those names are
 594         not generally applicable.
 595
 596 Thu Feb 27 10:17:23 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 597
 598         * sim-bits.c, sim-bits-n.h (new): Split sim-bits.c into two parts
 599         in a fashion similar to sim-endian-n.
 600
 601         * sim-endian.h: (H_word, L_word, AL_*, VL_*): Extend to include
 602         both value and address macro's.
 603
 604 Tue Feb 25 18:51:57 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 605
 606         * sim-alu.h (ALU16_BEGIN, ALU16_SET, ...): Fill in.
 607
 608         * sim-endian.h (L_word, H_word): Replace MS2W_4, LS2W_4 with more
 609         generic L_word, H_word macro's.
 610
 611 Thu Feb 20 18:36:55 1997  Andrew Cagney  <cagney@critters.cygnus.com>
 612
 613         * sim-basics.h: Borrow code from ppc directory.
 614         * sim-bits.c: Ditto.
 615         * sim-bits.h: Ditto.
 616         * sim-config.h: Ditto.
 617         * sim-endian-n.h: Ditto.
 618         * sim-endian.c: Ditto.
 619         * sim-endian.h: Ditto.
 620         * sim-inline.c: Ditto.
 621         * sim-inline.h: Ditto.
 622         * sim-types.h: Ditto.
 623
 624 Wed Feb 19 12:40:50 1997  Andrew Cagney  <cagney@critters.cygnus.com>
 625
 626         * sim-alu.h (ALU_SET16, ALU_SET32, ALU_SET64, etc): Make available
 627         all the ALU size alternatives and then auto-configure a default.
 628
 629         * sim-alu.h: Copy ppc/idecode_expression.h.
 630
 631 Mon Feb 17 10:44:18 1997  Andrew Cagney  <cagney@critters.cygnus.com>
 632
 633         * bits.h, bits.c (SIGN_EXTEND32, SIGN_EXTEND64): New functions,
 634         sign extend a bit within a value.
 635
 636         * sim-endian.h, sim-endian-n.h (offset_N): New functions - return
 637         a pointer into the middle of a host word.
 638         * sim-endian.h (MS2W_4, LS2W_4): Use this function.
 639
 640 Tue Feb 11 13:46:49 1997  Michael Meissner  <meissner@tiktok.cygnus.com>
 641
 642         * callback.c: If HAVE_CONFIG_H is defined, include config.h from
 643         autoconf.  If HAVE_UNISTD_H is defined, include unistd.h to get
 644         appropriate definitions of read, write, etc.  Add prototype for
 645         system.
 646
 647 Tue Feb  4 13:24:44 1997  Doug Evans  <dje@canuck.cygnus.com>
 648
 649         * Makefile.in (libcommon.a): Delete.
 650         (callback.o,targ-map.o): Delete, moved to Make-common.in.
 651         (gentmap,targ-vals.h,targ-map.c): Likewise.
 652         (run-autoconf): Delete.
 653         * aclocal.m4 (SIM_AC_OUTPUT): Redo creation of Makefile.
 654         (common makefile fragment): Moved back into ...
 655         * Make-common.in: Resurrect.
 656         * configure.in (AC_LINK_FILES): Delete, unnecessary now.
 657         * configure: Regenerated.
 658
 659 Fri Jan 31 07:16:49 1997  Doug Evans  <dje@canuck.cygnus.com>
 660
 661         * aclocal.m4 (SIM_AC_COMMON): Move COMMON_MAKEFILE_FRAG from here.
 662         (SIM_AC_OUTPUT): To here.
 663
 664 Fri Jan 24 10:37:17 1997  Stu Grossman  (grossman@critters.cygnus.com)
 665
 666         * aclocal.m4 (COMMON_MAKEFILE_FRAG):  Quote a couple of $'s in
 667         comments and single quotes.  Fixes a problem found on hpux.
 668
 669 Thu Jan 23 13:35:03 1997  Stu Grossman  (grossman@critters.cygnus.com)
 670
 671         * aclocal.m4:  Remove Make-common.in from dependencies.
 672         * (distclean):  Remove targ-vals.def.
 673
 674         * aclocal.m4 (SIM_AC_COMMON):  Move contents of Make-common.in
 675         into here.  Makes insertion into makefiles easier.  Also, change
 676         the way that callback.o, gentmap, targ-vals.h, targ-map.c,
 677         targ-map.o, and run are built.  They are now built in the
 678         individual simulator directories, taking sources from ../common as
 679         necessary.  This replaces the merging of libcommon.a into
 680         linsim.a, which was problematic for the WinGDB build process.
 681         * run.c:  Include config.h from . instead of ../common.
 682         * Make-common.in:  Remove.  It's no longer necessary.
 683
 684 Mon Dec 16 15:02:33 1996  Ian Lance Taylor  <ian@cygnus.com>
 685
 686         * Make-common.in (ALL_CLAGS): Put CFLAGS at the end.
 687         (.c.o): Put $(ALL_CFLAGS) before the file being compiled.
 688
 689 Wed Dec 11 11:30:58 1996  Jim Wilson  <wilson@cygnus.com>
 690
 691         * run.c (main): Set target_byte_order before call to sim_open.
 692
 693 Sun Dec  8 18:22:06 1996  Doug Evans  <dje@canuck.cygnus.com>
 694
 695         * callback.c: #include <stdlib.h>
 696         (os_error): New function.
 697         (default_callback): Add os_error.
 698
 699 Mon Nov 25 19:44:35 1996  Doug Evans  <dje@canuck.cygnus.com>
 700
 701         * Make-common.in (Makefile): Set CONFIG_HEADERS="".
 702         * aclocal.m4: Mark the fact that --enable-sim-bswap isn't host
 703         specific.
 704         (SIM_AC_OUTPUT): Don't build Makefile if CONFIG_FILES="".
 705
 706 Wed Nov 20 01:11:04 1996  Doug Evans  <dje@canuck.cygnus.com>
 707
 708         * run.c: #include ../common/config.h, tconfig.h.
 709         (myname): New static global.
 710         (main): Recognize new options -a, -c.  Also recognize -h if h8/300.
 711         Only process -c ifdef SIM_HAVE_SIMCACHE.
 712         Only process -p/-s ifdef SIM_HAVE_PROFILE.
 713         Parse program name from argv[0] and use in error messages.
 714         Pass sim_args to sim_open.  Pass prog_args to sim_create_inferior.
 715         Add support for incomplete h8/300 termination indicators.
 716         (usage): Make more verbose.
 717         * aclocal.m4,config.in,tconfig.in,configure.in,configure: New files.
 718         * Makefile.in,Make-common.in,callback.c: New files.
 719         * nltvals.def,gentmap.c,gentvals.sh: New files.
 720
 721 Tue Nov 12 13:34:00 1996  Dawn Perchik  <dawn@cygnus.com>
 722
 723         * run.c: Include stdarg.h if __STDC__.
 724
 725 Tue Oct 15 11:16:31 1996  Jeffrey A Law  (law@cygnus.com)
 726
 727         * run.c (main): Don't print out anything if the signal
 728         number is zero (ie no signal).
 729
 730 Tue Oct 15 11:20:44 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 731
 732         * run.c (main): Print out if the program raised a signal.
 733
 734 Wed Sep 18 09:52:14 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 735
 736         * run.c (exec_bfd): Rename from sim_bfd, to use the gdb name.
 737         (main): Ditto.
 738
 739 Tue Sep 17 11:04:50 1996  James G. Smith  <jsmith@cygnus.co.uk>
 740
 741         * run.c (main): Explicitly cast malloc() parameter.
 742
 743 Thu Sep 12 11:27:21 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 744
 745         * run.c (sim_bfd): New global to hold the bfd pointer for the
 746         executable.
 747         (main): Initialize sim_bfd.
 748
 749 Fri Dec 15 16:27:49 1995  Ian Lance Taylor  <ian@cygnus.com>
 750
 751         * run.c (main): Use new bfd_big_endian macro.
 752
 753 Wed Nov  8 15:49:49 1995  James G. Smith  <jsmith@pasanda.cygnus.co.uk>
 754
 755         * run.c (main): Removed SH specific comments, so source is
 756         generic. Also updated to only load relevant sections. Moved
 757         sim_open() to after callback attach (to match GDB).
 758
 759         * run.1: Removed SH specific comments.
 760
 761 Sat Oct 21 12:31:01 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
 762
 763         * run.c (main): Always return sigrc at end.
 764
 765 Tue Oct 10 12:03:13 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
 766
 767         * run.c (main): Print error diagnostic and exit if bfd_openr() or
 768         bfd_check_format() fails.
 769
 770 Thu Sep 28 15:40:36 1995  steve chamberlain  <sac@slash.cygnus.com>
 771
 772         * run.c, run.1: From sh directory.
 773
 774