sim/common/ChangeLog

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