sim/common/ChangeLog

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