sim/common/ChangeLog

   1 Mon May 25 18:21:38 1998  Andrew Cagney  <cagney@b1.cygnus.com>
   2
   3         * hw-base.h (create_hw_property_data, delete_hw_property_data):
   4         Declare.
   5         * hw-base.c (hw_create, hw_delete): Call
   6         * hw-properties.c (create_hw_property_data,
   7         delete_hw_property_data): Define.
   8
   9 Mon May 25 17:40:46 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  10
  11         * hw-device.c, hw-properties.c: Include hw-base.h
  12
  13         * hw-alloc.h, hw-alloc.c: New files. Move alloc code to here.
  14         * hw-device.c: From here.
  15         * hw-base.h: Include "hw-events.h".
  16
  17         * hw-base.h (create_hw_alloc_data, delete_hw_alloc_data): Declare.
  18         * hw-base.c (hw_create, hw_delete): Call.
  19         * hw-alloc.c (create_hw_alloc_data, delete_hw_alloc_data): Define.
  20
  21         * Make-common.in (SIM_NEW_COMMON_OBJS): Add hw-alloc.o.
  22         (hw-alloc.o): New target.
  23
  24 Mon May 25 17:14:27 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  25
  26         * hw-events.h, hw-events.c: New files.  Move event code to here.
  27         * sim-hw.c: From here.
  28         * hw-base.h: Include "hw-events.h".
  29         * Make-common.in (SIM_NEW_COMMON_OBJS): Add hw-events.o.
  30         (hw-events.o): New target.
  31
  32         * hw-device.h (struct hw): Add struct hw_event_data events_of_hw.
  33         * hw-events.h (struct hw_event): Replace typedef hw_event.
  34
  35         * hw-base.h (create_hw_event_data, delete_hw_event_data): Declare.
  36         * hw-base.c (hw_create, hw_delete): Call.
  37         * hw-events.c (create_hw_event_data, delete_hw_event_data): Define.
  38
  39         * dv-pal.c: Update.
  40
  41 Mon May 25 16:55:16 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  42
  43         * hw-base.c (panic_hw_port_event, empty_hw_ports): Move from here.
  44         * hw-ports.c: To here.
  45
  46         * hw-base.h, hw-ports.c (create_hw_port_data,
  47         delete_hw_port_data): New functions.
  48         * hw-base.c (hw_delete, hw_create): Call same.
  49
  50         * hw-base.h (set_hw_ports, set_hw_port_event): Move set functions
  51         from here.
  52         * hw-ports.h: To here.
  53
  54 Mon May 25 16:42:48 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  55
  56         * hw-device.c (hw_ioctl), hw-device.h (hw_ioctl_callback): Drop
  57         PROCESSOR and CIA arguments.
  58
  59 Fri May 22 12:16:27 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  60
  61         * aclocal.m4 (SIM_AC_OPTION_HW): Add enable / disable argument.
  62         Move common object files from here.
  63         * Make-common.in (SIM_COMMON_HW_OBJS): To here.
  64
  65 Thu May 21 17:57:16 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  66
  67         * sim-hw.c: Include ctype.h.
  68         (do_hw_poll_read): Do not assume EAGAIN.
  69
  70 Wed May 20 04:37:57 1998  Doug Evans  <devans@seba.cygnus.com>
  71
  72         * cgen-trace.c (first_insn_p): New static local.
  73         (trace_insn_init): Set it.
  74         (trace_insn_fini): Use TRACE_PREFIX.
  75         (trace_insn): Rewrite to use trace_prefix.
  76         * sim-trace.c (trace_prefix): Don't print filename arg if NULL.
  77         Adjust width accordingly.
  78
  79         * sim-profile.h (PROFILE_DATA): New member profile_any_p.
  80         (PROFILE_ANY_P,PROFILE_INSN_P,PROFILE_MEMORY): New macros.
  81         (PROFILE_SCACHE_P,PROFILE_PC_P,PROFILE_CORE_P): New macros.
  82         (PROFILE_COUNT_INSN,PROFILE_COUNT_READ,PROFILE_COUNT_WRITE): Simplify.
  83         (PROFILE_COUNT_CORE): Simplify.
  84         * sim-profile.c (profile_option_handler): Compute profile_any_p.
  85
  86 Tue May 19 23:55:30 1998  Doug Evans  <devans@seba.cygnus.com>
  87
  88         * cgen-ops.h (ADDCFSI): Fix typo.
  89
  90 Sat May 16 12:44:52 1998  Doug Evans  <devans@seba.cygnus.com>
  91
  92         * cgen-sim.h (CGEN_CPU): New members idesc_{read,sem}_init_p.
  93         * genmloop.sh: Use them rather than static locals.
  94
  95         * sim-engine.c (sim_engine_set_run_state): New function.
  96         * sim-engine.h (sim_engine_set_run_state): Declare.
  97         * genmloop.sh (pending_reason,pending_sigrc): New static locals.
  98         (@cpu@_engine_stop): New args reason,sigrc.  All callers updated.
  99         (engine_resume): Reorganize.  Allow synchronous exit from main loop.
 100
 101 Fri May 15 16:06:05 1998  Doug Evans  <devans@seba.cygnus.com>
 102
 103         * cgen-trace.c (trace_insn_init): New arg first_p.
 104         All callers updated.
 105         (trace_insn_fini): New arg last_p.  All callers updated.
 106         * cgen-trace.h (trace_insn_init,trace_insn_fini): Update.
 107         (TRACE_INSN_INIT,TRACE_INSN_FINI): Update.
 108         * genmloop.sh (engine_resume): Update.
 109
 110 Fri May 15 15:59:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 111
 112         * Make-common.in (install-common): Run ranlib on installed copy of
 113         libsim.a.
 114
 115 Fri May 15 15:03:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 116
 117         * Make-common.in (install-common): Rename and install libsim.a.
 118
 119 Tue May 12 15:23:57 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 120
 121         * sim-io.c (unistd.h): Include.
 122
 123 Wed May  6 16:04:18 1998  Doug Evans  <devans@seba.cygnus.com>
 124
 125         * Make-common (sim_main_headers): Sort.
 126         (cgen-*.o): Add cgen-sim.h dependency.
 127
 128         * cgen-scache.c (scache_init): Only allocate space if scache element
 129         size is non-zero.
 130         (scache_flush,scache_print_profile): Check if scache in use first.
 131
 132         * cgen-sim.h (IDESC): Provide forward declaration.
 133         (DECODE): Delete.
 134         (CGEN_CPU): Always define scache member.  New members idesc,opcode.
 135         (cgen_cpu_max_extra_bytes): Declare.
 136         * cgen-utils.c (cgen_cpu_max_extra_bytes): New function.
 137
 138         * cgen.sh: s/@arch@/${arch}/ for cpu files.
 139
 140         * sim-cpu.h: New file.  sim_cpu_base moved here.
 141         Move sim_cpu_lookup decl here.
 142         * sim-base.h: #include "sim-cpu.h".
 143         * sim-cpu.c: New file.
 144         * Make-common (sim_main_headers): Add sim-cpu.h.
 145         (sim-cpu.o): Add rule for.
 146
 147         * sim-model.c (set_model): Delete.
 148         (sim_model_set,model_set): New functions.
 149         (sim_model_install): Renamed from model_install.
 150         Don't set default model here.
 151         (model_option_handler): Rewrite --model processing.
 152         (sim_model_lookup,sim_mach_lookup): New functions.
 153         * sim-model.h (MAX_MODELS,MAX_INSNS): Delete.
 154         (insn_timing): Delete.
 155         (INSN_TIMING): New member `num'.
 156         (IMP_PROPERTIES): Always define scache_elm_size member.
 157         (MACH): New member init_cpu.
 158         (sim_machs): Renamed from machs.
 159         (sim_model_install): Renamed from model_install.
 160         (sim_model_set,sim_model_lookup,sim_mach_lookup): Declare.
 161         * sim-module.c (modules): Update.
 162
 163         * sim-profile.c (profile_print_insn): Add cpu arg to INSN_NAME macro.
 164
 165         * sim-io.c: #include <errno.h>.
 166
 167 Wed May  6 12:39:15 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 168
 169         * dv-pal.c (struct hw_pal_device): Add reader.
 170         (hw_pal_finish): Initialize reader.
 171         (scan_hw_pal): Use reader.
 172
 173         * hw-base.h, sim-hw.c (do_hw_poll_read): New function.
 174         (HW_IO_EOF, HW_IO_NOT_READY): Define.
 175         * dv-pal.c: Use.
 176
 177         * sim-io.h, sim-io.c (sim_io_poll_read): New function.  Copy from
 178         ../ppc/main.c sim_io_read_stdin.
 179
 180 Fri May  1 12:11:02 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 181
 182         * hw-tree.h (hw_tree_print): Paramaterize with print and file
 183         arguments.
 184         * hw-tree.c: Update.
 185
 186         * hw-base.h (hw_port_event_callback): Delete CPU/CIA args.
 187         * hw-device.h (hw_io_read_buffer, hw_io_write_buffer): Delete
 188         CPU/CIA args.
 189         * hw-ports.h (hw_port_event): Ditto.
 190         * hw-ports.c (hw_port_event): Update.
 191         * hw-base.c (panic_hw_io_read_buffer, panic_hw_io_write_buffer):
 192         Update.
 193         * dv-pal.c (hw_pal_io_read_buffer, hw_pal_io_write_buffer):
 194         Update.
 195         (hw_pal_io_write_buffer): Call hw_halt not sim_engine_halt.
 196         (do_counter_event): Update.
 197         * dv-glue.c (hw_glue_io_read_buffer): Update.
 198         (hw_glue_port_event): Update.
 199
 200         * hw-device.h (SIM_DESC): Replace with struct sim_state.
 201         * hw-base.h (hw_create): Ditto.
 202         * hw-base.c (hw_create): Ditto.
 203
 204         * hw-device.c (hw_abort, hw_trace, hw_hw_event_queue_schedule,
 205         hw_event_queue_deschedule, hw_event_queue_time): Delete, moved
 206         from here to.
 207         * sim-hw.c: Here.
 208         * hw-device.h (hw_system_cpu): Declare.
 209         * sim-hw.c (hw_system_cpu): New function.
 210
 211         * sim-core.c (sim_core_map_attach, sim_core_attach): Call
 212         sim_hw_abort not hw_abort.
 213         (sim-hw.h): Include.
 214         (sim_core_read_buffer, sim_core_write_buffer): Call
 215         sim_hw_io_read_buffer and sim_hw_io_write_buffer. Do not pass CPU
 216         argument.
 217         (sim_core_set_xor): Do not pass CPU when aborting.
 218
 219         * sim-n-core.h (sim_core_read_aligned_N,
 220         sim_core_write_aligned_N): Call sim_hw_abort not hw_abort.
 221         (sim_core_read_aligned_N, sim_core_write_aligned_N): Call
 222         sim_cpu_hw_io_read_buffer and sim_cpu_hw_io_write_buffer. Does not
 223         return length.
 224
 225         * sim-hw.h: Declare sim_hw_io_{read,write}_buffer. Declare
 226         sim_hw_print.
 227         * sim-hw.c (sim_hw_io_read_buffer, sim_hw_io_write_buffer,
 228         sim_cpu_hw_io_read_buffer, sim_cpu_hw_io_write_buffer): New
 229         functions.
 230         (sim_hw_print): New function.
 231
 232         * sim-engine.h (sim_engine_vabort): Declare.
 233         * sim-engine.c (sim_engine_vabort): New function.
 234
 235 Wed Apr 29 23:58:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 236
 237         * sim-trace.c (print_data): For floating-point numbers trace raw
 238         hex value.
 239         (trace_result_fp2): New function.
 240         * sim-trace.h (trace_result_fp2): New declaration.
 241         (TRACE_FP_RESULT2): New macro.
 242
 243 Tue Apr 28 18:28:58 1998  Geoffrey Noer  <noer@cygnus.com>
 244
 245         * common/aclocal.m4: call AM_EXEEXT in SIM_AC_COMMON, define
 246         AM_CYGWIN32 and AM_EXEEXT.
 247         * common/Make-common.in: set EXEEXT, add missing EXEEXTs
 248         to run and install-common rules.
 249         * common/configure: regenerate
 250
 251 Sat Apr 25 17:45:01 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 252
 253         * sim-types.h (cell_word): New type.
 254         (natural_cell): Delete type.
 255
 256 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 257
 258         * configure: Regenerated to track ../common/aclocal.m4 changes.
 259         * config.in: Ditto.
 260
 261 Sun Apr 26 15:25:07 1998  Tom Tromey  <tromey@cygnus.com>
 262
 263         * acconfig.h (NEED_DECLARATION_PRINTF): Removed.
 264
 265 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 266
 267         * configure: Regenerated to track ../common/aclocal.m4 changes.
 268         * config.in: Ditto.
 269
 270 Fri Apr 24 11:38:08 1998  Tom Tromey  <tromey@cygnus.com>
 271
 272         * acconfig.h: New file.
 273         * Make-common.in (top_builddir): New macro.
 274         (INTL_LIB): Removed.
 275         (INTLLIBS): New macro.
 276         (INTLDEPS): Likewise.
 277         (LIBDEPS): Use INTLDEPS.
 278         (EXTRA_LIBS): Use INTLLIBS.
 279         * aclocal.m4 (SIM_AC_COMMON): Call CY_GNU_GETTEXT.
 280         (CY_WITH_NLS, CY_GNU_GETTEXT, AM_PATH_PROG_WITH_TEST,
 281         AM_LC_MESSAGES): New macros from GNU gettext.
 282
 283 Fri Apr 24 19:57:59 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 284
 285         * sim-config.h: Discard leading _ from macros.
 286         * sim-types.h: Ditto.
 287
 288 Wed Apr 22 14:14:19 1998  Michael Meissner  <meissner@cygnus.com>
 289
 290         * Make-common.in (CSEARCH): Add -I to intl directories.
 291         (INTL_LIB): Point to libintl.a.
 292         (LIBDEPS): Add $(INTL_LIB).
 293         (EXTRA_LIBS): Ditto.
 294
 295 Tue Apr 21 12:44:27 1998  Doug Evans  <devans@canuck.cygnus.com>
 296
 297         * cgen-types.h (GETHIDI,MAKEDI): Tweak.
 298
 299         * cgen-ops.h (ADDCFSI): Fix.
 300         (SUBCFSI): Tweak.
 301
 302 Tue Apr 21 13:18:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 303
 304         * sim-types.h (signed_address, unsigned_address): Define.
 305
 306 Mon Apr 20 21:47:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 307
 308         * sim-fpu.c (sim_fpu_2d): Don't return an SNaN, convert it into a
 309         QNaN.
 310
 311 Thu Apr 16 10:30:14 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 312
 313         * sim-fpu.c, sim-fpu.h (sim_fpu_fractionto, sim_fpu_tofraction):
 314         New functions, pack / unpack sim_fpu struct using raw values.
 315         (sim_fpu_is): Differentiate between negative and positive
 316         infinity.
 317
 318 Tue Apr 14 18:49:31 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 319
 320         * sim-bits.h (EXTEND4): Define.
 321         (EXTEND4, EXTEND15, EXTEND11): Ditto.
 322
 323 Tue Apr 14 16:31:35 1998  John Metzler  <jmetzler@cygnus.com>
 324
 325         * sim-memopt.c (parse_addr): Sunos 4.5 does not hane strtol
 326         declared so we need this cast to prevent long long addresses
 327         from being misconfigures. Results in access to unmapped memory.
 328
 329 Tue Apr 14 13:19:14 1998  Doug Evans  <devans@canuck.cygnus.com>
 330
 331         * Make-common.in (RUNTESTFLAGS): Define.
 332         (check): Pass RUNTESTFLAGS to recursive make.
 333
 334 Tue Apr 14 15:09:19 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 335
 336         * sim-info.c (sim_info): Be verbose when either VERBOSE or
 337         STATE_VERBOSE_P.
 338
 339 Sat Apr  4 23:24:17 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 340
 341         * aclocal.m4 (sim-inline): By default, disable sim-inline when
 342         cross compiling.
 343
 344 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 345
 346         * aclocal.m4 (sim-cflags): Add -fomit-frame-pointer to defaults.
 347         (sim-inline): Update to match sim-inline.[hc]
 348         * configure: Regenerated to track ../common/aclocal.m4 changes.
 349
 350         * Make-common.in (sim_main_headers): Add sim-inline.h
 351
 352         * sim-bits.h (sim-bits.c): Include when H_REVEALS_MODULE_P.
 353         selected.
 354         * sim-endian.h (sim-endian.c): Ditto.
 355
 356         * sim-events.h (_SIM_EVENTS_H_): Replace with SIM_EVENTS_H.
 357         (sim_events_set_trace): Delete unused prototype.
 358
 359         * sim-core.h (_SIM_CORE_H_): Replace with SIM_CORE_H.
 360         * sim-core.c (_SIM_CORE_C_): Ditto for SIM_CORE_C.
 361
 362         * sim-fpu.h (sim-fpu.c): Include when H_REVEALS_MODULE_P.
 363         (sim_fpu_to232i, sim_fpu_to232u, sim_fpu_i232to, sim_fpu_u232to):
 364         Comment out, not yet implemented in sim-fpu.c.
 365         (sim_fpu_zero, sim_fpu_one, sim_fpu_two, sim_fpu_qnan,
 366         sim_fpu_max32, sim_fpu_max64): Mark as EXTERN_SIM_FPU.
 367
 368         * sim-inline.h: Rewrite description.
 369         (H_REVEALS_MODULE_P, C_REVEALS_MODULE_P): Define.
 370         (SIM_MAIN_INLINE): Add inline option.
 371
 372         * sim-inline.c (semantics.c, idecode.c, engine.c, ...): Do not
 373         include generated files. Handled by generator directly.
 374
 375 Sat Apr  4 01:07:06 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 376
 377         * sim-trace.c (set_trace_option_mask): Keep TRACE_ANY_P
 378         up-to-date.
 379
 380         * sim-trace.h (TRACE_ANY_P): Define.
 381         (struct _trace_data): Add trace_any_p.
 382
 383 Mon Mar 30 17:11:55 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 384
 385         * run.c (main): Handle all alternatives of enum sim_stop.
 386         (main): Delete unused `asection *s'.
 387
 388 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 389
 390         * hw-tree.h, hw-tree.c (hw_tree_vparse): New function
 391
 392         * configure: Regenerated to track ../common/aclocal.m4 changes.
 393
 394         * sim-hw.c: New file.
 395         * sim-hw.h (sim_hw_parse): Declare function.
 396         (hw-tree.h): Do not include.
 397
 398         * sim-base.h (STATE_HW): Define.
 399         (struct sim_state_base): Add member struct *hw.
 400
 401         * sim-module.c (sim-hw.h): Include.
 402         (modules): Add sim_hw_install.
 403
 404         * aclocal.m4 (sim_hw_obj): Add sim-hw.o
 405
 406 Fri Mar 27 14:55:06 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 407
 408         * sim-base.h (CPU_INDEX): Define.
 409
 410         * sim-utils.c (sim_state_alloc): Initialize.
 411         * sim-module.c (sim_post_argv_init): Ditto.
 412
 413 Thu Mar 26 10:07:57 1998  Stu Grossman  <grossman@bhuna.cygnus.co.uk>
 414
 415         * aclocal.m4 (sim_hw_obj):  Fix sed expression to generate
 416         properly formatted lists.
 417
 418 Thu Mar 26 10:37:22 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 419
 420         * dv-pal.c (enum hw_pal_address_mask): From Stu Grossman, was
 421         0x2f needs to be 0x3f.
 422
 423 Thu Mar 26 09:10:56 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 424
 425         * hw-tree.c (hw_tree_find_property): Return NULL when device is
 426         not found.
 427         (hw_tree_find_*_property): Clean up error message when property is
 428         not found.
 429
 430         * dv-pal.c (hw_pal_io_read_buffer): Check the smp property is
 431         present before looking for it.
 432
 433 Wed Mar 25 16:17:38 1998  Ian Carmichael  <iancarm@cygnus.com>
 434
 435         * aclocal.m4 (AC_CHECK_HEADERS): Add check for fpu_control.h.
 436         (AC_CHECK_FUNCS): Add check for __setfpucw.
 437         * configure: Regenerated.
 438
 439 Wed Mar 25 09:18:34 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 440
 441         * dv-pal.c (hw_pal_countdown, hw_pal_countdown_value,
 442         hw_pal_timer, hw_pal_timer_value): Define.
 443         (hw_pal_io_read_buffer, hw_pal_io_write_buffer): Add timer support
 444         (do_counter_event, do_counter_read, do_counter_value,
 445         do_counter_write): new functions.
 446
 447 Tue Mar 24 12:24:24 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 448
 449         * hw-tree.c (hw_printf): Send tree dump to stderr, same as other
 450         trace output.
 451
 452         * hw-base.c (hw_create): Stop searching for a device when one is
 453         found.
 454
 455 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 456
 457         * configure: Regenerated to track ../common/aclocal.m4 changes.
 458
 459 Mon Mar 23 10:25:08 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 460
 461         * aclocal.m4 (SIM_AC_OPTION_HARDWARE): Add second argument,
 462         appends extra devices.
 463         (SIM_AC_OPTION_HARDWARE): Substute sim_hw, a non-duplicate list of
 464         the device names.
 465
 466         * Make-common.in (hw-config.h): New target, create hw-config.h
 467         file.
 468         (SIM_HW): Definition from @sim_hw@.
 469         (hw-base.o): Depend on hw-config.h
 470
 471 Tue Mar 24 17:41:35 1998  Stu Grossman  <grossman@bhuna.cygnus.co.uk>
 472
 473         * Make-common.in:  Get SHELL from configure.
 474         * (stamp-tvals sim-inline.c):  Use $(SHELL) when invoking
 475         move-if-change.  Fixes NT native build problem.
 476         * Makefile.in (nltvals.def):   Use $(SHELL) when invoking
 477         move-if-change.  Fixes NT native build problem.
 478         * configure:  Regenerate with autoconf 2.12.1 to fix shell issues for
 479         NT native builds.
 480
 481 Sun Mar 22 16:54:40 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 482
 483         * hw-device.h, hw-device.c (hw_strdup): New function.
 484
 485         * hw-base.c (hw_create): Use hw_strdup when saving a copy of the
 486         strings name, family and args.
 487         (full_name_of_hw): Use hw_strdup when returning the full path.
 488
 489         * hw-properties.c: Clean up property not found / wrong type error
 490         messages.
 491
 492         * hw-tree.c (hw_tree_parse): Finish a devices initialization
 493         before attaching any ports.
 494
 495         * hw-base.c (hw-config.): Include.  Replace hardwired table.
 496
 497         * dv-glue.c: Copy over ../ppc/hw_glue.c.  Update to new framework.
 498
 499         * Make-common.in: Add rule for dv-glue.o.
 500
 501 Sun Mar 22 16:45:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 502
 503         * hw-base.c (hw_finish): Move setting of trace level to here.
 504         (hw_create): From here.
 505
 506         * hw-base.h, hw-base.c (do_hw_attach_regs): Copy function from
 507         ../ppc/device_table.c.
 508
 509         * dv-pal.c (hw_pal_finish): Attach PAL device to parent bus.
 510
 511         * hw-tree.c (print_properties): Supress path when printing
 512         properties of root node.
 513
 514 Sun Mar 22 16:21:15 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 515
 516         * hw-device.h (HW_TRACE): Define.
 517         (hw_trace): Declare.
 518         * hw-device.c (hw_trace): Implement function.
 519
 520         * hw-base.c (hw_create): Set hw trace level from "trace?"
 521         property.
 522
 523         * dv-core.c (dv_core_attach_address_callback): Add trace.
 524
 525         * dv-pal.c: Replace DTRACE with HW_TRACE.
 526
 527 Sun Mar 22 15:23:35 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 528
 529         * hw-device.h (HW_ZALLOC, HW_MALLOC): New macros.
 530         (hw_alloc_data): Delcare.
 531         (struct hw): Add member alloc_of_hw.
 532
 533         * hw-device.c (hw_zalloc, hw_malloc, hw_free, hw_free_all): New
 534         functions. Assocate memory with a device.
 535         (stdlib.h): Include.
 536
 537         * hw-base.h (set_hw_delete): Define.
 538         (hw_delete_callback): Declare.
 539         (hw_delete): Declare.
 540
 541         * hw-base.c (hw_delete): Implement function.
 542         (struct hw_base_data): Add member to_delete.
 543         (ignore_hw_delete): New function, does nothing.
 544         (hw_create): Set the hw_delete method.
 545         (hw_create): Allocate the base type using HW_ZALLOC before setting
 546         any methods.
 547
 548         * hw-tree.h, hw-tree.c (hw_tree_delete): New function.
 549
 550         * hw-properties.c: Replace zalloc/zfree with hw_zalloc/hw_free.
 551
 552         * hw-ports.c: Replace zalloc/zfree with hw_zalloc/hw_free.
 553         (attach_hw_port_edge): Add struct hw argument
 554
 555         * dv-pal.c (hw_pal_finish): Replace zalloc/zfree with
 556         hw_zalloc/hw_free.
 557
 558 Sun Mar 22 15:09:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 559
 560         * hw-device.h (hw_attach_address_callback,
 561         hw_detach_address_callback): Attach to a single space not a space
 562         mask. Clarify interpretation of SPACE:ADDR parameters.
 563
 564         * hw-base.c (passthrough_hw_attach_address,
 565         passthrough_hw_detach_address): Update.
 566         * dv-core.c (dv_core_attach_address_callback): Ditto.
 567         * dv-pal.c (hw_pal_attach_address): Ditto.
 568
 569 Thu Mar 19 00:41:00 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 570
 571         * sim-options.h: Document additional CPU arg to OPTION_HANDLER.
 572
 573 Wed Mar 18 14:13:02 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 574
 575         * Make-common.in (SIM_HW_OBJS, SIM_HW_SRC, SIM_DV_OBJS): Define.
 576         (hw-base_h, hw-device_h, hw-handles_h, hw-instances_h, hw_ports_h,
 577         hw-properties_h, hw-tree_h): Define, point at corresponding
 578         header.
 579         (hw_base_headers): Define list of headers included by hw-base.h
 580         (hw-base.o, hw-device.o, hw-instances.o, hw-handles.o, hw-ports.o,
 581         hw-properties.o, hw-tree.o): Specify dependencies.
 582         (dv-core.o, dv-pal.o): Ditto.
 583
 584         * sim-hw.h: New file.
 585
 586         * hw-device.h, hw-device.c, hw-properties.h, hw-properties.c,
 587         hw-ports.h, hw-ports.c: New files. Copied from ../ppc/device.[ch].
 588
 589         * hw-tree.h, hw-tree.c: New files. Copied from ../ppc/tree.[hc].
 590
 591         * hw-base.h, hw-base.c: new files.  Copied from
 592         ../ppc/device_table.[hc].
 593
 594         * dv-core.c, dv-pal.c: New files. Copied from
 595         ../ppc/hw_{core,pal}.c
 596
 597         * sim-basics.h (struct hw): Declare.
 598         (enum port_direction, enum object_disposition): Declare.
 599
 600 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 601
 602         * aclocal.m4 (SIM_AC_OPTION_HARDWARE): Set sim_hw_obj, sim_dv_obj,
 603         sim_dv_src in Makefile. Take list of devices as parameter to m4
 604         macro..
 605
 606         * configure: Regenerated to track ../common/aclocal.m4 changes.
 607
 608 Mon Mar 16 12:37:33 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 609
 610         * sim-trace.h, sim-trace.c (trace_prefix): Pass in sim_cia so that
 611         trace_prefix can abort cleanly.
 612
 613 Sat Mar 14 18:36:12 1998  Doug Evans  <devans@seba.cygnus.com>
 614
 615         * dv-sockser.c, dv-sockser.h: New files.
 616         * Make-common.in (dv-sockser.o): Add rule for.
 617         * aclocal.m4: Check for fcntl.h.
 618         * config.h: Add HAVE_FCNTL_H.
 619
 620         * sim-break.c (remove_breakpoint): Fix thinko.
 621
 622         * sim-hload.c (sim_load): Provide default value of SIM_HANDLES_LMA.
 623         Use SIM_HANDLES_LMA for lma_p arg to sim_load_file.
 624
 625 1998-03-13  Fred Fish  <fnf@cygnus.com>
 626
 627         * sim-base.h (struct sim_state_base): Add prog_syms and
 628         define macro STATE_PROG_SYMS.
 629         * sim-trace.c (trace_prefix): Add variables abfd, symsize,
 630         symbol_count, and asymbols.  Call bfd_get_symtab_upper_bound
 631         and bfd_canonicalize_symtab, to get symbol table on first use
 632         and preserve it via STATE_PROG_SYMS for future calls to
 633         bfd_find_nearest_line.
 634
 635 Wed Mar 11 14:02:47 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 636
 637         * sim-core.h, sim-core.c (sim_core_map_to_str): Delete.
 638
 639         * sim-core.c (sim_core_attach): Handle a generic number of maps -
 640         up to nr_maps, not just access_* maps.
 641
 642         * sim-profile.h (struct PROFILE_DATA): Track nr_maps different
 643         maps.
 644
 645         * sim-profile.c (profile_print_core): Make map unsigned.  Iterate
 646         over nr_maps not sim_core_nr_maps.
 647
 648         * sim-events.h, sim-events.c (sim_events_watch_core): Change
 649         core_map argument to unsigned.
 650         (struct _sim_core): Ditto for struct member core_map.
 651
 652         * sim-core.h (nr_sim_core_maps, sim_core_*_map): Delete
 653
 654         * sim-basics.h (access_io, access_*_io): Define.
 655         (map_read, map_write, map_exec, map_io): Define.
 656
 657         * sim-core.c, sim-core.h (sim_core_attach): Replace argument
 658         attach with more generic mapmask.
 659         (sim_core_{read,write}_*): Change map argument to unsigned.
 660
 661         * sim-core.c (sim_core_uninstall, sim_core_attach,
 662         sim_core_detach): Iterate over nr_maps instead of
 663         sim_core_nr_maps.
 664
 665         * sim-break.c (insert_breakpoint): Write breakpoints to exec_map
 666         instead of the write_map.
 667         (remove_breakpoint): Ditto.
 668
 669         * genmloop.sh (engine_resume_full): Replace sim_core_*_map
 670         with read_map, write_map, exec_map resp.
 671
 672         * cgen-mem.h (DECLARE_GETMEM, DECLARE_SETMEM, DECLARE_GETIMEM):
 673         Ditto.
 674
 675         * cgen-utils.c (sim_disassemble_insn): Ditto.
 676
 677         * sim-hrw.c (sim_write, sim_write): Ditto.
 678
 679         * sim-utils.h, sim-utils.c (access_to_str, map_to_str,
 680         transfer_to_str): New functions.
 681
 682 Mon Mar  9 12:50:59 1998  Doug Evans  <devans@seba.cygnus.com>
 683
 684         * sim-base.h (sim_state_base): New member environment.
 685         (STATE_ENVIRONMENT): New macro.
 686         * sim-config.c (current_environment): Delete.
 687         (sim_config_default): New function.
 688         (sim_config): Set STATE_ENVIRONMENT, not current_environment.
 689         * sim-config.h (current_environment,CURRENT_ENVIRONMENT): Delete.
 690         (sim_config_default): Add prototype.
 691         * sim-module.c (sim_pre_argv_init): Call sim_config_default.
 692         * sim-options.c (standard_option_handler, case OPTION_ENVIRONMENT):
 693         Set STATE_ENVIRONMENT, not current_environment.
 694
 695 Mon Mar  9 11:59:03 1998  Jim Wilson  <wilson@cygnus.com>
 696
 697         * sim-fpu.c (NR_GUARDS64): Change NR_PAD32 to NR_PAD64.
 698
 699 Tue Mar  3 10:53:05 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 700
 701         * sim-types.h (SIGNED32, SIGNED64): Pacify GCC.
 702
 703         * sim-alu.h (ALU64_BEGIN): Make alu64_r unsigned.
 704
 705 Mon Mar  2 10:20:06 1998  Doug Evans  <devans@seba.cygnus.com>
 706
 707         * Make-common.in (TAGS): Make smarter.
 708         * Makefile.in (TAGS): Ditto.
 709
 710 Fri Feb 27 19:09:57 1998  Doug Evans  <devans@canuck.cygnus.com>
 711
 712         * sim-module.c (*): Fix typos in assertion tests.
 713
 714 Sat Feb 28 13:54:10 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 715
 716         * sim-module.c (sim_pre_argv_init): String passed to asprintf
 717         can't be constant.
 718
 719         * sim-options.c (sim_parse_args): Ditto.
 720         (sim_args_command): Return OK, instead of nothing, for an empty
 721         command.
 722
 723 Fri Feb 27 13:29:13 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 724
 725         * sim-profile.c (profile_info): Rename from profile_print. Drop
 726         misc and misc_cpu callback arguments.  Use
 727         PROFILE_INFO_CPU_CALLBACK and STATE_PROFILE_INFO_CALLBACK instead.
 728         (profile_install): Install profile_info function.
 729
 730         * sim-profile.h (PROFILE_INFO_CPU_CALLBACK,
 731         STATE_PROFILE_INFO_CALLBACK): Define.
 732         (struct PROFILE_DATA): Add field info_cpu_callback.
 733         (profile_print): Delete function.
 734
 735         * sim-base.h (STATE_MODULES): Define.  Replace individual
 736         STATE_*_LIST with single struct module_list.
 737
 738         * sim-module.h (MODULE_INFO_FN, MODULE_INFO_LIST): Declare.
 739         (struct module_list): Declare.
 740
 741         * sim-module.h, sim-module.c (sim_module_add_info_fn,
 742         sim_module_info): New functions.
 743         (sim_module_install): Clean up module data structures.
 744
 745         * sim-info.c (sim_info): New file. New function. Call
 746         sim_module_info.
 747
 748         * Make-common.in (sim-info.o): Define rule.
 749         (SIM_NEW_COMMON_OBJS): Add sim-info.o.
 750
 751
 752 Fri Feb 27 18:26:16 1998  Doug Evans  <devans@canuck.cygnus.com>
 753
 754         * sim-base.h (sim_cpu_base): New members name, options.
 755         (sim_cpu_lookup): Add prototype.
 756         * sim-module.c (sim_pre_argv_init): Provide default names for cpus.
 757         * sim-options.h (DECLARE_OPTION_HANDLER): New argument `cpu'.
 758         (sim_add_option_table): Update prototype.
 759         * sim-options.c (sim_add_option_table): New argument `cpu'.
 760         (standard_option_handler,standard_install): Update.
 761         (sim_parse_args): Handle cpu specific options.
 762         (print_help): New static function.
 763         (sim_print_help): Call it.  Print cpu specific options.
 764         (find_match): New static function.
 765         (sim_args_command): Call it.  Handle cpu specific options.
 766         * sim-utils.c (sim_cpu_lookup): New function.
 767         * sim-memopt.c (memory_option_handler): Update.
 768         (sim_memopt_install): Update.
 769         * sim-model.c (model_option_handler): Update.
 770         (model_install): Update.
 771         * sim-profile.c (profile_option_handler): Update.
 772         (profile_install): Update.
 773         * sim-trace.c (trace_option_handler): Update.
 774         (trace_install): Update.
 775         * sim-watch.c (watchpoint_option_handler): Update.
 776         (sim_watchpoint_install): Update.
 777         * cgen-scache.c (scache_option_handler): Update.
 778         (scache_install): Update.
 779
 780 Wed Feb 25 11:00:26 1998  Doug Evans  <devans@canuck.cygnus.com>
 781
 782         * Make-common.in (check): Run `make check' in testsuite dir.
 783
 784 Wed Feb 25 14:40:24 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 785
 786         * sim-trace.c (trace_result0): New function.
 787
 788         * sim-trace.h (TRACE_FP_*, TRACE_FPU_*): Rename TRACE_FPU_*
 789         macro's to TRACE_FP_*. TRACE_FPU_* should be defined and used when
 790         tracing sim_fpu variables.
 791         (TRACE_ALU_RESULT0): Define.
 792         (TRACE_FP_RESULT_WORD): Define.
 793         (TRACE_FP_INPUT_WORD1): Define.
 794
 795         * sim-fpu.c, sim-fpu.h (sim_fpu_max32, sim_fpu_max64, sim_fpu_one,
 796         sim_fpu_two): New constants.
 797         (sim_fpu_op1, sim_fpu_op2): New types.
 798         (struct _sim_fpu): Delete member result.  Re-order other members.
 799         (sim_fpu_sign, sim_fpu_exp): New functions.
 800         (sim_fpu_max, sim_fpu_min): new functions.
 801         (EXPMAX32, EXPMAX64, NR_PAD32, NR_PAD64, NR_GUARDS32, NR_GUARDS64,
 802         NORMAL_EXPMAX32, NORMAL_EXPMAX64): Define.
 803
 804 Tue Feb 24 22:45:39 1998  Doug Evans  <devans@seba.cygnus.com>
 805
 806         * sim-profile.c (profile_print): Delete duplicate test of
 807         PROFILE_INSN_IDX.
 808         (profile_print_pc): Exit early if data collection not set up.
 809         (profile_print_core): Simplify by calling sim_core_map_to_str.
 810         * sim-core.h (sim_core_map_to_str): Declare.
 811         * sim-core.c (sim_core_map_to_str): Make non-static.
 812
 813         * genmloop.sh (engine_resume): Update insn_count before exiting.
 814         (engine_resume_full): Keep accurate core profile data.
 815
 816         * cgen-utils.c (sim_disassemble_insn): Don't use
 817         sim_core_read_aligned_N, it messes up profiling results.
 818
 819 Mon Feb 23 20:45:57 1998  Mark Alexander  <marka@cygnus.com>
 820
 821         * nltvals.def: Regenerate with MN10300 additions.
 822
 823 Tue Feb 24 13:18:42 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 824
 825         * sim-trace.h (TRACE_ALU_RESULT2): Define.
 826
 827         * sim-trace.h, sim-trace.c (trace_result_word2,
 828         trace_input_word4, trace_result_word4): New function.
 829
 830 Mon Feb 23 13:08:35 1998  Doug Evans  <devans@canuck.cygnus.com>
 831
 832         * cgen-sim.h (SEM_NEXT_PC): New arg `len'.
 833
 834         * sim-xcat.h: Delete.
 835         * cgen-mem.h: Delete inclusion of sim-xcat.h.
 836         * cgen-sim.h: Ditto.
 837         * sim-alu.h: Replace sim-xcat.h with symcat.h.
 838         * sim-n-bits.h: Ditto.
 839         * sim-n-core.h: Ditto.
 840         * sim-n-endian.h: Ditto.
 841
 842 Mon Feb 23 13:19:58 1998  Michael Meissner  <meissner@cygnus.com>
 843
 844         * syscall.c (cb_syscall): Handle short reads, and EOF.
 845
 846 Tue Feb 24 00:29:57 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 847
 848         * sim-trace.c (print_data): case trace_fmt_fp missing break.  Use
 849         sim_fpu to safely print fp_word values.
 850         (print_data): Add trace_fmt_bool and trace_fmt_addr.
 851         (trace_result_bool1, trace_result_addr1): New functions.
 852         (trace_input_bool1, trace_input_addr1): New functions.
 853
 854         * sim-trace.h (TRACE_FPU_*): Define.
 855
 856 Mon Feb 23 13:24:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 857
 858         * sim-fpu.h (enum sim_fpu_class): Add sim_fpu_class_denorm.
 859         (sim_fpu_fpto, sim_fpu_tofp): Define.
 860
 861 Fri Feb 20 18:08:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 862
 863         * sim-fpu.c (sim_fpu_cmp): New function.
 864
 865 Wed Feb 18 16:29:21 1998  Doug Evans  <devans@canuck.cygnus.com>
 866
 867         * cgen-utils.h (sim_disassemble_insn): Use CGEN_INSN_BITSIZE
 868         instead of abuf->length.
 869         * sim-trace.c (trace_options): Have -t only trace a few useful things.
 870         (set_trace_option_mask): Renamed from set_trace_options.
 871         (set_trace_option): New function.
 872         (trace_option_handler): Update calls to set_trace_option{,_mask}.
 873         * sim-trace.h (TRACE_USEFUL_MASK): New macro.
 874
 875 Wed Feb 18 12:42:15 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 876
 877         * sim-basics.h: Declare struct _sim_fpu.
 878
 879 Tue Feb 17 16:27:46 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 880
 881         * sim-trace.h (TRACE_ALU_INPUT*, TRACE_ALU_RESULT): Define.
 882         (trace_prefix, trace_input*, trace_result*): Declare.
 883         (trace_one_insn): Change declaration, assume trace_prefix called.
 884         (trace_generic): Like trace_one_insn.
 885         (TRACE_ALU_IDX, TRACE_*_IDX): Change #define's to enum.
 886         (TRACE_alu, TRACE_[a-z]*): Update.
 887
 888         * sim-trace.c (trace_prefix, trace_input*, trace_result*,
 889         trace_insn, save_data, trace_idx_to_str, print_data): New
 890         functions.
 891         (trace_one_insn): Rewrite.
 892         (trace_generic): New function.
 893
 894 Tue Feb 17 17:27:30 1998  Doug Evans  <devans@seba.cygnus.com>
 895
 896         * Make-common.in (CGEN_MAIN_SCM): Update.
 897         * aclocal.m4 (USE_MAINTAINER_MODE): New variable.
 898
 899         * cgen-sim.h (SEMANTIC_CACHE_FN): Delete.
 900         (SEMANTIC_FN): Rewrite declaration.
 901         (DECODE): Update type of semantic_fast member.
 902         ({EX,SEM}_FN_NAME): Have only one version.
 903         * cgen.sh: Support building cpu.c.
 904         * sim-base.h (sim_state_base): Delete conditionals surrounding
 905         member scache_size.
 906
 907 Tue Feb 10 18:31:49 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 908
 909         * sim-load.c (sim_load_file): Print LMA/VMA according to value
 910         used.
 911
 912 Tue Feb 10 14:56:23 1998  Ian Carmichael  <iancarm@cygnus.com>
 913
 914         * sim-core.c: Add missing prototypes for WITH_DEVICES.
 915         Add missing parameters to device_io calls.
 916         * sim-core.h: Add missing parameters to device_io calls.
 917
 918 Mon Feb  9 14:48:37 1998  Doug Evans  <devans@canuck.cygnus.com>
 919
 920         * cgen-sim.h (DECODE): Always use switch for `read' for now.
 921         (PAREXEC): Renamed from PARALLEL_EXEC.  All uses updated.
 922         (SEMANTIC{,_CACHE}_FN): Fix return type.
 923         * cgen.sh (decode): Add s/@arch@/$arch/.
 924         * genmloop.sh (@cpu@_engine_run): Delete `current_state'.
 925         (engine_resume): Likewise.  Make `engine' volatile.  Save copy
 926         of cpu pointer in volatile object.  Initialize read switch if
 927         -parallel.
 928
 929 Thu Feb  5 13:27:04 1998  Doug Evans  <devans@seba.cygnus.com>
 930
 931         * cgen-sim.h (EX_FN_NAME): _exc_ -> _ex_.
 932         (SEM_INSN): New macro.
 933
 934 Tue Feb  3 16:31:56 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 935
 936         * sim-run.c (sim_engine_run): Assume IMEM is 32 bit.
 937
 938 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 939
 940         * configure: Regenerated to track ../common/aclocal.m4 changes.
 941
 942 Sun Feb  1 16:16:57 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 943
 944         * sim-types.h (fp_word): New type, define according to
 945         WITH_TARGET_FLOATING_POINT_BITSIZE.
 946
 947         * aclocal.m4 (default_sim_floating_point_bitsize): Add
 948         configuration of size of floating point registers.
 949
 950 Sun Feb  1 14:02:31 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 951
 952         * sim-profile.c (profile_print): Only print CPU <N> if other
 953         output is going to appear.
 954
 955 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 956
 957         * configure: Regenerated to track ../common/aclocal.m4 changes.
 958
 959 Sat Jan 31 18:03:55 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 960
 961         * sim-types.h (address_word): Typedef according to
 962         WITH_TARGET_ADDRESS_BITSIZE.
 963         (signed_cell, unsigned_cell, natural_cell): Ditto using
 964         WITH_TARGET_CELL_BITSIZE.
 965
 966         * sim-config.h (WITH_TARGET_ADDRESS_BITSIZE): Define.
 967         (WITH_TARGET_CELL_BITSIZE): Define.
 968         (WITH_HOST_WORD_BITSIZE): Delete.
 969
 970         * sim-config.c (print_sim_config): Update.
 971
 972         * aclocal.m4 (SIM_AC_OPTION_BITSIZE): Add support for
 973         configuration of address and OpenFirmware cell sizes.
 974
 975 Fri Jan 30 09:36:33 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 976
 977         * sim-engine.h (sim_engine_run): Add argument nr_cpus.
 978         * sim-run.c (sim_engine_run): Update.
 979
 980         * sim-engine.h (SIM_ENGINE_HALT_HOOK): Use SET_CPU_CIA instead of
 981         CPU_CIA.
 982         * sim-run.c (sim_engine_run): Ditto.
 983
 984         * sim-resume.c (sim_resume): Obtain nr_cpus from sim_engine.
 985         (sim_resume): Pass nr_cpus to sim_engine_run.
 986
 987         * sim-engine.h (struct _sim_engine): Add member nr_cpus.
 988
 989         * sim-engine.c (sim_engine_init): Hardwire nr_cpus to
 990         MAX_NR_PROCESSORS.
 991         (sim_engine_nr_cpus) sim-engine.c, sim-engine.h: New function
 992
 993 Thu Jan 29 12:13:01 1998  Doug Evans  <devans@canuck.cygnus.com>
 994
 995         * cgen.sh: Portably read parms past $9.
 996
 997 Fri Jan 23 14:20:54 1998  Doug Evans  <devans@seba.cygnus.com>
 998
 999         * Make-common.in (stamp-tvals): New rule.
1000         (targ-vals.h,targ-map.c): Depend on it.
1001         (clean): Remove stamp-tvals.
1002
1003 Tue Jan 20 21:35:13 1998  Michael Meissner  <meissner@cygnus.com>
1004
1005         * sim-utils.c (sim_state_alloc): #if 0 variable that is only used
1006         in code also #if 0'ed.
1007
1008 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
1009
1010         * configure: Regenerated to track ../common/aclocal.m4 changes.
1011         * aclocal.m4: Recognize --enable-maintainer-mode.
1012
1013 Mon Jan 19 12:45:45 1998  Doug Evans  <devans@seba.cygnus.com>
1014
1015 start-sanitize-cygnus
1016         * Make-common.in (cgen-{arch,cpu,decode}): New targets.
1017         * cgen.sh: New file.
1018 end-sanitize-cygnus
1019         * cgen-scache.h: Deleted.
1020         * Make-common.in (cgen-run.o,cgen-scache.o): Delete cgen-scache.h dep.
1021         (CGEN_CPU_SCM): Add sim-model.scm.
1022         * cgen-scache.c: Only compile contents if WITH_SCACHE.
1023         (scache_init): Use runtime computed size of SCACHE.
1024         (scache_flush): Likewise.
1025         * cgen-mem.h (GETIMEMU[QHSD]I): Declare.
1026         ([GS]ETT{QI,UQI,HI,UHI,SI,USI,DI,UDI}): Declare.
1027         * cgen-sim.h: Scache support moved here.
1028         (PC): Redo definition.
1029         (ARGBUF,SCACHE,PARALLEL_EXEC): Provide forward decls.
1030         (DECODE): Add parallel execution support.
1031         Only include semantic label members if using switch.
1032         (SWITCH,CASE,BREAK,DEFAULT,ENDSWITCH): Portable computed goto support.
1033         (CGEN_CPU): Delete members exec_state, halt_sigrc, halt_jmp_buf.
1034         (IADDR,CIA,SEM_ARG,EX_FN_NAME,SEM_FN_NAME,RECORD_IADDR,SEM_ARGBUF,
1035         SEM_NEXT_PC,SEM_BRANCH_VIA_{CACHE,ADDR},SEM_NEW_PC_ADDR): Moved here
1036         from cgen-types.h.
1037         (engine_{stop,run,resume,halt,signal}): Delete decls.
1038         * cgen-types.h (CGEN_{XCAT3,CAT3}): Delete.
1039         (argbuf,scache): Delete forward decls.
1040         (STATE): Delete decl.
1041         * cgen-utils.c: Don't include decode.h, mem-ops.h, sem-ops.h.
1042         Include cgen-mem.h, cgen-ops.h.
1043         (engine_halt,engine_signal): Delete.
1044         ({ex,exc,sem,semc}_illegal): Delete.
1045         (sim_disassemble_insn): Result of extract fn is in bits.
1046         * genmloop.sh: Rewrite.
1047
1048         * cgen-trace.c (trace_insn): Set printed_result_p=0 if not tracing
1049         line numbers.
1050
1051         * sim-base.h (sim_state_base): Delete member `model'.
1052         (sim_cpu_base): Add member `model'.
1053         * sim-model.h (IMP_PROPERTIES): New type.
1054         (MACH): New members imp_props, models.
1055         (models): Delete decl.
1056         * sim-model.c (set_model): Update.
1057         * sim-profile.c (profile_print_model): Update.
1058
1059         * sim-utils.c (sim_state_alloc): Delete setting of cpu backlink here.
1060
1061 Fri Jan 16 12:33:09 1998  Nick Clifton  <nickc@cygnus.com>
1062
1063         * cgen-trace.c (trace_insn): Call CGEN_INSN_MNEMONIC() rather than
1064         CGEN_INSN_SYNTAX().
1065
1066 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1067
1068         * configure: Regenerated to track ../common/aclocal.m4 changes.
1069         * config.in: Ditto.
1070
1071 Mon Dec 15 23:16:03 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1072
1073         * aclocal.m4 (AR): Check for sigaction.
1074
1075 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
1076
1077         * Make-common.in (sim-core.o): Depend on $(sim_main_headers).
1078
1079         * sim-config.h (WITH_TREE_PROPERTIES): Define as 0.
1080         * sim-config.c (sim_config): Replace WITH_DEVICES with
1081         WITH_TREE_PROPERTIES.
1082
1083         * configure: Regenerated to track ../common/aclocal.m4 changes.
1084
1085 Wed Dec  3 17:56:02 1997  Doug Evans  <devans@canuck.cygnus.com>
1086
1087         * Make-common.in (SIM_ENVIRONMENT): New variable.
1088         (CONFIG_CFLAGS): Add it.
1089         * aclocal.m4 (SIM_AC_OPTION_ENVIRONMENT): Handle
1090         --enable-sim-environment option.
1091         * configure: Regenerated.
1092         * sim-config.h (environment support): Rewrite.
1093         * sim-config.c (current_environment): Define as enum, unconditionally.
1094         (current_alignment): Define unconditionally.
1095         (config_environment_to_a): Update.
1096         (config_alignment_to_a): Fix type of argument.  Define unconditionally.
1097         (sim_config): Handle environment and alignment determination
1098         unconditionally.  Delete sanity checks of current_environment,
1099         unnecessary.
1100         (print_sim_config): Update.
1101         * sim-options.c (STANDARD_OPTIONS enum): Add OPTION_ENVIRONMENT.
1102         (standard_options): Add --environment.
1103         (standard_option_handler): Likewise.
1104
1105 Fri Nov 28 12:21:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1106
1107         * sim-alu.h: Add notes on carry vs borrow for subtraction.
1108         (ALU{,8,16,32,64}ADD): Redefine ADD macro as add overflowing.
1109         (ALU{,8,16,32,64}ADDC): Define - add carrying.
1110         (ALU{,8,16,32,64}SUB): Redefine SUB macro as subtract overflowing.
1111         (ALU{,8,16,32,64}SUBB): Define - subtract borrowing.
1112         (ALU{,8,16,32,64}SUBC): Define - tract carrying.
1113         (ALU{,8,16,32,64}ADD_CA, ALU{,8,16,32,64}ADDC_C): Replace single
1114         argument ADD_CA macro with two argument ADDC_C - add carrying with
1115         carry in.
1116         (ALU{,8,16,32,64}SUB_CA, ALU{,8,16,32,64}SUBC_X): Replace single
1117         argument SUB_CA macro with two argument SUBC_X - subtract
1118         carrying, extended.
1119         (ALU{,8,16,32,64}SUBB_B): Define - subtract borrowing with
1120         borrow-in.
1121         (ALU{,8,16,32,64}NEGC, ALU{,8,16,32,64}NEGB): Define.
1122
1123 Sun Nov 30 17:40:57 1997  Michael Meissner  <meissner@cygnus.com>
1124
1125         * sim-io.c (sim_io_{syscalls,getstring}): Delete.  No longer used.
1126         * sim-io.h (sim_io_syscalls): Delete.
1127
1128 Fri Nov 28 20:10:09 1997  Michael Meissner  <meissner@cygnus.com>
1129
1130         * syscall.c (cb_syscall): Add missing else, so write to stdout
1131         isn't doubled.
1132
1133         * sim-alu.h (ALU{,8,16,32,64}_SET_CARRY): Provide macros to import
1134         the carry bit from the CPU's psw.
1135
1136 Fri Nov 28 11:15:05 1997  Doug Evans  <devans@canuck.cygnus.com>
1137
1138         * gennltvals.sh: Redo syscall support.
1139         * nltvals.def: Regenerated.
1140
1141 Wed Nov 26 16:49:38 1997  Michael Meissner  <meissner@cygnus.com>
1142
1143         * syscall.c (cb_syscall): If writing to stdout or stderr, flush
1144         the stream immediately.
1145
1146 Wed Nov 26 12:32:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1147
1148         * sim-io.c (sim_io_getstring): Delete unused len2.
1149         (sim_io_syscalls): Ditto for sys_errno.
1150
1151 Wed Nov 26 11:18:40 1997  Doug Evans  <devans@canuck.cygnus.com>
1152
1153         * syscall.c (cb_syscall): Test CB_SYSCALL struct magic number.
1154
1155         * Make-common.in (run.o): Depend on remote-sim.h.
1156         (nrun.o,sim-hload.o,sim-hrw.o): Likewise.
1157         (sim-io.o,sim-reason.o,sim-resume.o): Likewise.
1158
1159 Tue Nov 25 20:12:46 1997  Michael Meissner  <meissner@cygnus.com>
1160
1161         * sim-io.c (sim_io_syscalls): Disable lseek.
1162
1163 Tue Nov 25 00:12:38 1997  Doug Evans  <devans@seba.cygnus.com>
1164
1165 start-sanitize-d30v
1166         * gennltvals.sh: Generate syscall values for d30v.
1167 end-sanitize-d30v
1168         * gennltvals.sh: Use libgloss/syscall.h for sparc.
1169         * nltvals.def: Regenerate.
1170
1171         * callback.c (os_stat): Make 3rd arg a host struct stat ptr.
1172         (os_fstat): Likewise.  Validate fd argument.
1173         (cb_host_to_target_stat): Delete big_p arg.  If HS arg is NULL,
1174         just compute target stat struct length.
1175         * syscall.c: #include "libiberty.h", <sys/types.h>, <sys/stat.h>.
1176         (ENOSYS,ENAMETOOLONG): Provide definitions if missing.
1177         (get_string): Return host errno values so they can be properly
1178         translated later.
1179         (cb_syscall): Likewise.
1180         (cb_syscall, cases open,unlink): Use get_path instead of get_string.
1181         (cb_syscall, case read): Use read_stdin for file descriptor 0.
1182         (cb_syscall, case write): Use write_stderr for file descriptor 2.
1183         (cb_syscall): Add cases for lseek, unlink, stat, fstat, time.
1184         (get_path): New function.
1185
1186 Mon Nov 24 18:56:07 1997  Michael Meissner  <meissner@cygnus.com>
1187
1188         * sim-io.c (sim_io_syscalls): New function to provide system call
1189         emulation.  Provide exit, open, close, read, write, lseek, and
1190         unlink.
1191         (sim_io_getstring): New function to return a string from a
1192         simulated memory location.
1193
1194         * sim-io.h (sim_io_syscalls): Add declaration.
1195
1196 Mon Nov 24 12:09:59 1997  Doug Evans  <devans@seba.cygnus.com>
1197
1198         * sim-core.c (sim_core_signal): Fix spelling error in message.
1199
1200         * sim-hrw.c (sim_read): Use read map, not write map.
1201
1202         * Make-common.in (all): Add .gdbinit.
1203         * gdbinit.in: Add dump command.
1204
1205         * sim-model.c (model_options): Use '\0' for `shortopt'.
1206
1207         * sim-trace.c (trace_option_handler): Set state trace file
1208         for --trace-file in addition to cpu's values.
1209         (trace_vprintf): If cpu == NULL, try state's trace file.
1210         (trace_options): Reorganize table, reword some descriptions.
1211
1212 Sun Nov 23 10:57:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1213
1214         * sim-fpu.c (sim_fpu_abs, sim_fpu_neg, sim_fpu_inv), sim-fpu.h:
1215         New functions.
1216
1217 Sat Nov 22 19:16:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1218
1219         * sim-reason.c (sim_stop_reason): For sim_signalled, return the
1220         signal untranslated, document problem with this.
1221
1222         * nrun.c (main): Check for a prog name of `*step'.  If present,
1223         step the simulator instead of allowing it to run free.
1224
1225         * sim-signal.c (SIGQUIT): Define on _MSC_VER hosts.
1226
1227         * Make-common.in (sim_main_headers): Add sim-signal.h.
1228
1229 Fri Nov 21 09:32:32 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1230
1231         * sim-signal.c (sim_signal_to_host): Return 0 for SIM_SIGNONE.
1232
1233 Thu Nov 20 20:35:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1234
1235         * sim-signal.h: Start simulator signals at 64 so that host signal
1236         numbers can be detected and reported.
1237
1238         * sim-signal.h (SIM_SIGFPE), sim-signal.h: Add signal.
1239
1240 Wed Nov 19 12:02:41 1997  Doug Evans  <devans@seba.cygnus.com>
1241
1242         * callback.c (cb_host_to_target_stat): Fix return values.
1243
1244         * cgen-sim.h (enum_signal_type): Delete.
1245         (engine_signal): Update prototype.
1246         * cgen-utils.c: Don't include <signal.h>.
1247         (sim_signal_to_host): Delete, lives in sim-signal.c now.
1248         (engine_signal): Update.
1249
1250         * sim-utils.c (sim_state_alloc): Call SIM_STATE_ALLOC if defined.
1251         (sim_state_free): Call SIM_STATE_FREE if defined.
1252
1253         * sim-module.c (sim_module_install): Don't leave any modules
1254         installed if one fails to install.
1255
1256 Wed Nov 19 13:25:48 1997  Michael Meissner  <meissner@cygnus.com>
1257
1258         * sim-options.c: Don't include ../libiberty/alloca-conf.h any
1259         more, since alloca is not used in this file.
1260
1261         * sim-alu.h (ALU{32,64}_*): Rewrite 32 and 64 bit ALU support to
1262         correctly set the carry and overflow bits for those types.
1263         (ALU{8,16,32,64}_{ADD,SUB}_CA): Take VAL argument to add along
1264         with carry, so carry is correct after doing both adds.
1265         (ALU*): Space out '\' to make it easier to read.
1266
1267 Tue Nov 18 15:53:45 1997  Doug Evans  <devans@canuck.cygnus.com>
1268
1269         * sim-core.c (sim_core_signal): Use sim_stopped instead of
1270         sim_signalled.
1271
1272         * sim-signal.c, sim-signal.h: New files.
1273         * Make-common.in (sim-signal.o): Add rule for.
1274         (SIM_NEW_COMMON_OBJS): Add sim-signal.o.
1275         * sim-abort.c: Don't include <signal.h>.
1276         * sim-basics.h: #include "sim-signal.h".
1277         * sim-break.c: Don't include <signal.h>.
1278         (sim_handle_breakpoint): Replace SIGTRAP with SIM_SIGTRAP.
1279         * sim-core.c: Don't include <signal.h>.
1280         (SIGBUS): Delete definition.
1281         (sim_core_signal): Replace SIGSEGV,SIGBUS with SIM_SIGSEGV,SIM_SIGBUS.
1282         * sim-engine.c: Don't include <signal.h>.
1283         (sim_engine_abort): Replace SIGABRT with SIM_SIGABRT.
1284         * sim-reason.c (sim_stop_reason): Call sim_signal_to_host.
1285         * sim-resume.c: Don't include <signal.h>.
1286         (SIGTRAP): Delete definition.
1287         (has_stepped): Replace SIGTRAP with SIM_SIGTRAP.
1288         * sim-stop.c: Don't include <signal.h>.
1289         (control_c_simulation): Replace SIGINT with SIM_SIGINT.
1290         * sim-watch.c: Don't include <signal.h>.
1291         (handle_watchpoint): Replace SIGINT with SIM_SIGINT.
1292
1293         * Make-common.in (SIM_NEW_COMMON_OBJS): New variable.
1294
1295         * sim-base.h (CIA_ADDR): Provide default definition.
1296         * sim-core.c (sim_core_signal): Use CIA_ADDR to fetch value.
1297         * sim-break.c (sim_handle_breakpoint): Likewise.
1298
1299 Mon Nov 17 14:15:31 1997  Doug Evans  <devans@seba.cygnus.com>
1300
1301         * Make-common.in (srccom): New variable.
1302
1303         * Make-common.in (DEP, COMMON_DEP_CFLAGS): Define.
1304         (LIB_OBJS): Add syscall.o.
1305         (gentmap): Pass $(NL_TARGET) to $(CC).
1306         (syscall.o): Add rule for.
1307         (sim_main_headers): Add $(SIM_EXTRA_DEPS).
1308         (sim-bits.o): Depend on $(sim-n-bits_h).
1309         (sim-load.o): Depend on callback.h.
1310
1311         * Make-common.in (cgen-*.o): Update dependencies, mem-ops.h renamed to
1312         cgen-mem.h, sem-ops.h renamed to cgen-ops.h.
1313         * cgen-mem.h, cgen-ops.h: New files.
1314
1315         * aclocal.m4 (--enable-sim-scache): Pass -DWITH_SCACHE=0 for "=no".
1316
1317         * Makefile.in (nltvals.def): Depend on gennltvals.sh.
1318         Rewrite build rule.
1319         * callback.c: #include string.h or strings.h.
1320         #include sys/types.h and sys/stat.h.
1321         (cb_init_syscall_map,cb_init_errno_map,cb_init_open_map): Declare.
1322         (os_get_errno,os_open): Update.
1323         (os_stat,os_fstat): New functions.
1324         (os_init): Initialize syscall_map, errno_map, open_map.
1325         (default_callback): Add entries for os_stat, os_fstat, syscall_map,
1326         errno_map, open_map, signal_map, stat_map.
1327         (cb_read_target_syscall_maps): New function.
1328         (cb_target_to_host_syscall): New function.
1329         (cb_host_to_target_errno): Renamed from host_to_target_errno.
1330         (cb_target_to_host_open): Renamed from target_to_host_open.
1331         (store): New function.
1332         (cb_host_to_target_stat): New function.
1333         * syscall.c: New file.
1334         * gentmap.c (sys_tdefs): New global.
1335         (gen_targ_vals_h): Output target syscall numbers.
1336         (gen_targ_map_c): Update.  Output target syscall translation map.
1337         * gentvals.sh: New first argument `target'.  Preface table with
1338         #ifdef NL_TARGET_$target if non-null target passed.
1339         * gennltvals.sh: New file.
1340         * nltvals.def: Regenerated.
1341
1342 Fri Nov 14 11:33:34 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1343
1344         * sim-n-core.h (sim_core_read_unaligned_N): Return static
1345         sim_core_dummy_M.
1346         (sim_core_dummy_M): Declare.
1347
1348 Wed Nov 12 18:16:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1349
1350         * sim-core.c (sim_core_signal): Print the address of the
1351         instruction.
1352
1353 Thu Nov 13 11:49:41 1997  Doug Evans  <devans@seba.cygnus.com>
1354
1355         * sim-base.h (sim_state_base): Move `magic' to end of struct.
1356
1357         * sim-base.h (sim_state_base): Add member trace_data.
1358         (STATE_TRACE_DATA): New macro.
1359         * sim-trace.h (TRACE_DEBUG_IDX,TRACE_debug): New macros.
1360         ({WITH_,}TRACE_DEBUG_P): New macros.
1361         (STATE_TRACE_FLAGS,STRACE_P,STRACE_DEBUG_P): New macros.
1362         (_sim_cpu): Delete forward reference.
1363         (debug_printf): Update.
1364         * sim-trace.c (OPTION_TRACE_DEBUG): Define.
1365         (trace_options): Add --trace-debug.
1366         (set_trace_options): Handle it.
1367         (trace_option_handler): Likewise.
1368         (trace_install): Init state trace_data struct.
1369         (trace_uninstall): Close state trace file.
1370         * sim-events.c (ETRACE): Only print source file and line number if
1371         --trace-debug.
1372         * sim-n-core.h (sim_core_trace_M): Likewise.
1373
1374         * sim-core.c (sim_core_signal): Add missing "\n" in message.
1375
1376 1997-11-13  Felix Lee  <flee@cygnus.com>
1377
1378         * sim-n-core.h (sim_core_read_unaligned_N): illegal empty
1379         initializer.
1380         * sim-types.h (unsigned128,signed128): fix typo for MSVC.
1381
1382 Wed Nov 12 12:18:08 1997  Doug Evans  <devans@canuck.cygnus.com>
1383
1384         * aclocal.m4 (SIM_AC_OPTION_SCACHE): Fix typo.
1385
1386         * Make-common.in (BUILT_SRC_FROM_COMMON): Remove files no longer
1387         built this way.
1388         (sim-config.o): Remove non-existent $(sim-nconfig_h) dependency.
1389         (clean): Don't delete $(BUILT_SRC_FROM_COMMON) if building in
1390         source tree.
1391
1392 Tue Nov 11 13:28:02 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1393
1394         * sim-events.c (sim_events_process): Re-compute the time -
1395         update_time_from_event - as each event is processed. Reverses
1396         previous change.
1397
1398 Fri Nov  7 00:37:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1399
1400         * callback.c (os_poll_quit): Replace _WIN32 with _MSC_VER.
1401
1402 Fri Nov  7 00:37:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1403
1404         * sim-events.c (sim_events_process): Delete redundant call to
1405         update_time_from_event.
1406         (sim_events_slip): Always decrement time_from_event.
1407         (sim_events_tick, sim_events_deschedule, update_time_from_event):
1408         Delete assertion that time_from_event >=0 when work in queue, no
1409         longer applicable.
1410
1411 Thu Nov  6 12:06:46 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1412
1413         * sim-options.c (STANDARD_OPTIONS): Change OPTION_* to an enum.
1414         (standard_option_handler): Update.
1415
1416         * sim-options.h: Clarify documentation.
1417         (OPTION_LONG_ONLY_P): Delete definition.
1418         (OPTION_VALID_P): Define.
1419
1420         * sim-options.c (sim_print_help): Allow short only options.
1421         (sim_parse_args): Ditto.
1422         (sim_args_command): Skip short only options.
1423         (sim_parse_args): Allocate space for NUM_OPTS not just 256. Make
1424         separate entries for short and long options in the HANDLERS and
1425         ORIG_VAL tables.
1426         (sim_parse_args): Disable argument permutation.
1427
1428 Wed Nov  5 13:40:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1429
1430         * sim-core.h (DECLARE_SIM_CORE_WRITE_N. DECLARE_SIM_CORE_READ_N):
1431         Add argument M, size of data type.
1432         (sim_core_read_misaligned_3, sim_core_write_misaligned_3):
1433         Declare, ditto for 5, 6 & 7 byte transfers.
1434         (sim_core_write_unaligned_1, sim_core_write_unaligned_1): Define
1435         as aligned variant.
1436
1437         * sim-n-core.h (sim_core_trace_M): Rename from
1438         sim_core_trace_N. Add nr_bytes argument. Replace transfer argument
1439         with transfer type. Print transfer direction.  Handle 1 and 2 byte
1440         transfers.
1441         (sim_core_read_unaligned_N, sim_core_write_unaligned_N): Trace
1442         unaligned accesses.
1443         (unsigned_M, T2H_M, H2T_M): Rename from unsigned_N, T2H_N, H2T_N.
1444         Update all functions.
1445
1446         * sim-core.c: Generate functions starting with 16 not 1.
1447         (sim_core_read_unaligned_3): Generate. Ditto for 3 byte write and
1448         all 5, 6 & 7 byte transfers.
1449
1450         * sim-n-core.h (sim_core_read_misaligned_N,
1451         sim_core_write_misaligned_N): Implement.
1452
1453 Mon Nov  3 15:03:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1454
1455         * sim-endian.h (U16_8): Implement
1456
1457         * sim-endian.c (sim_endian_split_16, sim_endian_join_16): New functions
1458
1459         * sim-endian.h (VL8_16, VH8_16): Implement.
1460
1461         * sim-memopt.c (memory_option_handler): Typecast 64bit value to
1462         long in printf.
1463         (memory_option_handler): Only zalloc modulo bytes when non-zero.
1464         (memory_option_handler): Skip comma in alias address list
1465
1466 Fri Oct 31 13:03:33 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1467
1468         * sim-memopt.c (do_memopt_add, do_memopt_delete): Add level and
1469         space params.
1470         (parse_size, parse_addr): New functions
1471         (memory_option_handler, memory_options): Parse address & size
1472         using new functions. Pass level, space, modulo to do_memopt_add &
1473         do_memopt_del.
1474
1475         * sim-memopt.h (struct _sim_memopt): Add level & space fields.
1476
1477         * sim-core.h (sim_core_arrach, sim_core_detach): Replace
1478         `attach_type attach' argument with `unsigned level' argument.
1479         Document.
1480
1481         * sim-core.c (new_sim_core_mapping, sim_core_map_attach,
1482         sim_core_attach): Replace argument attach with level.  Update
1483         verification of arguments.
1484         (sim_core_map_detach, sim_core_detach): Replace argument attach
1485         with level.
1486
1487         * sim-basics.h (enum _attach_type): Delete.
1488
1489 Thu Oct 30 13:45:00 1997  Doug Evans  <devans@seba.cygnus.com>
1490
1491         * sim-core.h (sim_core_write_8): Define.
1492
1493 Tue Oct 28 12:29:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1494
1495         * sim-bits.h: Document ROTn macro.
1496
1497         * sim-endian.h (H2T): Handle 16 byte variables.
1498
1499         * sim-n-core.h (sim_core_read_unaligned_N): Return a dummy when an
1500         error.
1501
1502         * sim-core.c: Do not generate sim_core_*_word.
1503
1504         * sim-n-core.h (sim_core_trace_N): Add line_nr argument.
1505         (sim_core_write_aligned_N, sim_core_read_aligned_N): Update.
1506
1507         * sim-core.h (sim_core_read_unaligned_word,
1508         sim_core_read_aligned_word, sim_core_read_word,
1509         sim_core_write_unaligned_word, sim_core_write_aligned_word,
1510         sim_core_write_word): Change to macros that map onto sim_core_*_N.
1511
1512 Mon Oct 27 11:25:10 1997  Doug Evans  <devans@canuck.cygnus.com>
1513
1514         * sim-n-endian.h: Add TAGS entrys for 16 byte versions.
1515
1516         * sim-endian.h: Disable 16 byte support.
1517
1518 Mon Oct 27 12:00:48 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1519
1520         * sim-endian.c (_SWAP_16): Define.  Generate 126 bit swap code.
1521
1522         * sim-n-core.h (sim_core_trace_N): New function.
1523         (sim_core_read_aligned_N, sim_core_write_aligned_N): Use,
1524         (sim_core_read_unaligned_N): Do not retyrn bogus value wden error.
1525
1526         * sim-endian.h:  Add 128 bit variant.
1527
1528         * sim-core.h, sim-core.c: Add 128 bit variant.
1529
1530         * sim-types.h: Add signed128 and unsigned128 types using a struct.
1531
1532 Fri Oct 24 11:33:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1533
1534         * sim-events.c (sim_events_process): Clear events->work_pending.
1535         (sim_events_tickn, sim_events_tick): Accumulate, instead of
1536         setting, nr_ticks_to_process.
1537         (sim_events_preprocess): Allow nr_ticks_to_process to be non-zero
1538         when the event queue isn't next.
1539
1540         * sim-events.h, sim-events.c (sim_events_slip): New function.
1541
1542 Wed Oct 22 14:18:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1543
1544         * sim-hload.c (sim_load): Pass lma_p==0 and do_load=sim_load.
1545
1546         * sim-utils.h, sim-load.c (sim_load_file): Add lma_p and do_load
1547         arguments.
1548
1549 Tue Oct 21 18:37:57 1997  Doug Evans  <devans@canuck.cygnus.com>
1550
1551         * nrun.c (main): Remove useless test of name != NULL.
1552         Exit if bfd_openr fails.  Call bfd_check_format after bfd_openr.
1553
1554 Tue Oct 21 10:42:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1555
1556         * sim-fpu.c (EXPMAX): Type is unsigned.
1557         (MIN_INT, MAX_INT): Type is signed64.
1558         (i2fpu): Type of val is signed64.
1559
1560 Tue Oct 21 10:42:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1561
1562         * sim-profile.h (PROFILE_PC_BUCKET_SIZE): Treat a shift of zero as
1563         a bucket size of zero.
1564
1565         * sim-profile.c (OPTION_PROFILE_PC_GRANULARITY,
1566         OPTION_PROFILE_PC): Define.
1567         (profile_option_handler): Add support for --profile-pc and
1568         --profile-pc-granularity options.
1569         (profile_pc_init): When possible, compute nr buckets from bucket
1570         size.
1571
1572         * sim-profile.c (profile_pc_init): Align the profile-pc end
1573         address with the profile-pc bucket size.
1574
1575         * sim-profile.h (PROFILE_PC_NR_BUCKETS): Rename PROFILE_PC_SIZE to
1576         something less ambiguous.
1577         (PROFILE_PC_BUCKET_SIZE): Ditto for PROFILE_PC_SAMPLE_SIZE.
1578
1579         * sim-profile.c (profile_pc_cleanup): New function. Move
1580         profile_pc_uninstall code to here.
1581         (profile_pc_uninstall): Call.
1582         (profile_pc_init): Call.
1583
1584 Mon Oct 20 17:23:58 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1585
1586         * sim-profile.c (profile_print_pc): Dump pc profile to dmon.out
1587         file using BSD gprof format.
1588
1589         * sim-bits.h (LSBIT, MSBIT, BIT): Force result to type
1590         unsigned_word.
1591         (LSBIT8, LSBIT16, LSBIT32, LSBIT64, MSBIT8, MSBIT16, MSBIT32,
1592         MSBIT64): Force result to unsignedN.
1593
1594 Thu Oct 16 11:38:56 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1595
1596         * sim-alu.h (ALU16_BEGIN, ALU32_BEGIN, ALU64_BEGIN): Drop opening
1597         brace from macro.
1598         (ALU8_BEGIN, ALU8_SET, ALU8_ADD, ALU8_SUB, ALU8_NEGATE): Define.
1599         (ALU16_ADD, ALU16_SUB, ALU16_NEGATE): Simplify arrithmetic.
1600         (ALU32_ADD, ALU32_SUB, ALU32_NEGATE): Simplify arrithmetic.
1601         (ALU64_ADD, ALU64_SUB, ALU64_NEGATE): Simplify arrithmetic.
1602
1603 Wed Oct 15 09:24:19 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1604
1605         * sim-core.h (struct _sim_core_mapping): Change free_buffer to
1606         type void*.
1607
1608         * sim-core.c (sim_core_uninstall, new_sim_core_mapping,
1609         sim_core_map_attach, sim_core_map_detach): Change free_buffer to
1610         type void*.
1611         (sim_core_attach): Rename buffer_freed to free_buffer, type
1612         void*. Ensure that allocated buffer is alligned according to
1613         region's address.
1614
1615 Mon Oct 13 11:34:50 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1616
1617         * sim-alu.h (ALU64_HAD_OVERFLOW): Define.
1618         (ALU64_SUB): Define.
1619
1620         * Make-common.in (all): Build SIM_EXTRA_ALL first.
1621         (.gdbinit): Remove dependencies, generate once per build.
1622
1623 Tue Oct 14 19:20:09 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1624
1625         * sim-n-core.h (sim_core_read_aligned_N,
1626         sim_core_write_aligned_N): Make xaddr param type address_word not
1627         unsigned_word.
1628
1629 Fri Oct  3 09:49:18 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1630
1631         * sim-fpu.h, sim-fpu.c: Rewrite.  Change sim_fpu object to an
1632         unpacked floating point struct.  Pass sim_fpu object by reference.
1633         Add preliminary support for rounding modes.
1634
1635 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1636
1637         * configure: Regenerated to track ../common/aclocal.m4 changes.
1638
1639 Thu Oct  2 19:43:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1640
1641         * aclocal.m4 (sim-bitsize): Fix typo, WITH_TARGET_WORD_BITSIZE not
1642         WITH_TARGET_BITSIZE.
1643
1644 Thu Sep 25 23:20:20 1997  Felix Lee  <flee@yin.cygnus.com>
1645
1646         * sim-profile.c (profile_print_core): label needs empty statement.
1647
1648 Thu Sep 25 11:20:47 1997  Stu Grossman  <grossman@babylon-5.cygnus.com>
1649
1650         * sim-break.c (sim_set_breakpoint sim_clear_breakpoint):  Use ZALLOC
1651         and zfree instead of xmalloc and free.  Prevents warnings.
1652
1653 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1654
1655         * configure: Regenerated to track ../common/aclocal.m4 changes.
1656
1657 Wed Sep 24 17:23:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1658
1659         * Make-common.in (SIM_BITSIZE): Assign from configured value.
1660         (CONFIG_CFLAGS): Add SIM_BITSIZE.
1661
1662         * aclocal.m4 (--enable-sim-bitsize): Developer option for
1663         controling the bitsize/msb of the target.
1664
1665 Wed Sep 24 17:41:40 1997  Stu Grossman  <grossman@babylon-5.cygnus.com>
1666
1667         * Make-common.in:  New files sim-break.c, sim-break.h.
1668         * sim-base.h:  Add point to breakpoint list to sim_state_base.
1669         * sim-break.c sim-break.h:  New modules that implement intrinsic
1670         breakpoint support.
1671         * sim-module.c:  Add breakpoint module.
1672
1673 Tue Sep 23 00:26:39 1997  Felix Lee  <flee@yin.cygnus.com>
1674
1675         * sim-events.c (SIM_EVENTS_POLL_RATE): poll more often than once
1676         an hour.
1677         * sim-n-core.h (WITH_XOR_ENDIAN): MSVC barfs on
1678         if (0) { 1 % 0; }
1679         * sim-core.c (sim_core_xor_write_buffer): WITH_XOR_ENDIAN + 1.
1680         (SIGBUS) define for Windows.
1681         * sim-trace.c (trace_printf,debug_printf): added ALMOST_STDC.
1682         * sim-resume.c: define SIGTRAP for windows.
1683         * sim-xcat.h: use token pasting if ALMOST_STDC.
1684
1685 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1686
1687         * Make-common.in (SIM_SCACHE, SIM_DEFAULT_MODEL): Assign
1688         configured values.
1689         (CONFIG_CFLAGS): Add same.
1690
1691 Mon Sep 22 17:20:27 1997  Felix Lee  <flee@cygnus.com>
1692
1693         * sim-types.h (SIGNED64): ##i64 when _MSC_VER, not _WIN32.
1694         (SIGNED32): use ##i32.
1695
1696 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1697
1698         * configure: Regenerated to track ../common/aclocal.m4 changes.
1699
1700 Tue Sep 23 10:07:47 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1701
1702         * aclocal.m4 (sim-endian): Simplify logic determining [default]
1703         endian of target.
1704
1705         * Make-common.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,
1706         SIM_HOSTENDIAN, SIM_RESERVED_BITS, SIM_ASSERT, SIM_FLOAT,
1707         SIM_HARDWARE, SIM_INLINE, SIM_PACKAGES, SIM_REGPARM, SIM_SMP,
1708         SIM_STDCALL, SIM_XOR_ENDIAN): Assign configured values.
1709         (CONFIG_CFLAGS): Add same.
1710
1711         * aclocal.m4: Perform AC_SUBST on optional options.
1712
1713 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1714
1715         * sim-config.h (WITH_DEFAULT_ALIGNMENT): Don't hardwire any alignment.
1716
1717         * sim-options.c (standard_option_handler): Typo in warning message.
1718
1719         * sim-base.h (STATE_MODEL): Make conditional on SIM_HAVE_MODEL.
1720
1721         * sim-profile.c (profile_print_insn): Check 0 .. MAX_INSN for any
1722         insn count.  Make count conditional on there being a valid
1723         INSN_NAME.
1724         (profile_pc_init): Make default PC profile frequency an arbitrary
1725         256.
1726
1727         * sim-base.h: Ditto.
1728
1729         * sim-profile.h (WITH_PROFILE_MODEL_P): Only enable modeling when
1730         SIM_HAVE_MODEL.
1731
1732         * sim-model.h (struct MACH): Depreciate, to be replaced by bfd
1733         archure struct.
1734
1735 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1736
1737         * configure: Regenerated to track ../common/aclocal.m4 changes.
1738
1739 Mon Sep 22 11:45:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1740
1741         * aclocal.m4 (sim_alignment): Simplify logic for selecting the
1742         configured alignment.
1743
1744 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1745
1746         * configure: Regenerated to track ../common/aclocal.m4 changes.
1747
1748 Fri Sep 19 17:26:14 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1749
1750         * sim-config.c (sim_config): Check for default alignment.
1751
1752         * sim-options.c (standard_option_handler): Add alignment option.
1753
1754         * aclocal.m4 (sim_alignment): Allow configuration of hardwired and
1755         default alignment requirements on memory accesses.
1756
1757 Fri Sep 19 11:51:35 1997  Jeffrey A Law  (law@cygnus.com)
1758
1759         * sim-load.c (sim_load_file): Return failure if the executable
1760         had no loadable sections.
1761
1762 Wed Sep 17 13:33:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1763
1764         * sim-events.c (ETRACE): Use trace_printf not sim_io_printf for
1765         trace output.
1766
1767         * sim-core.c (sim_core_signal): When bad access halt simulator
1768         SIGSEGV / SIGBUS instead of aborting.
1769         (signal.h): Include.
1770
1771         * sim-watch.c (sim_watchpoint_install): Handler for watchpoint
1772         options was missing.
1773
1774         * sim-bits.h (MOVED): Define
1775
1776 Wed Sep 17 10:33:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1777
1778         * sim-alu.h (ALU32_HAD_OVERFLOW): Pacify GCC, Use MSBIT instead of
1779         BIT.
1780
1781         * sim-bits.h (LSBIT, MSBIT): Check for overflow of shift value.
1782
1783         * sim-bits.c: Add 8 bit versions of bit macros.
1784
1785         * sim-bits.h: Ditto.
1786
1787 Tue Sep 16 16:15:16 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1788
1789         * sim-bits.c (LSSEXT, MSSEXT): Replace SEXT.
1790         (LSINSERTED, MSINSERTED): Ditto for INSERTED.
1791
1792         * sim-n-bits.h (MSSEXTn, LSSEXTn): Replace SEXTn.
1793         (LSINSERTDn, MSINSERTEDN): Ditto for INSERTEDn.
1794
1795         * sim-bits.h (SEXT*): Define as MSEXT/LSEXT.
1796         (INSERTED*): Ditto for LSINSERTED/MSINSERTED.
1797
1798 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1799
1800         * aclocal.m4 (SIM_AC_COMMON): Add optional config.h file argument.
1801         configure.in: Output to cconfig.h instead of config.h.
1802
1803         * configure: Regenerated to track ../common/aclocal.m4 changes.
1804
1805 Mon Sep 15 15:39:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1806
1807         * sim-utils.c (sim_analyze_program): Set STATE_ARCHITECTURE from
1808         BFD if known.
1809
1810 Tue Sep  9 21:46:46 1997  Felix Lee  <flee@cygnus.com>
1811
1812         * callback.c (os_write): divert stdout and stderr to their
1813         respective hooks.
1814
1815 Thu Sep 11 10:08:48 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1816
1817         * sim-profile.c (profile_print_speed): Call
1818         sim_events_elapsed_time instead of PROFILE_EXEC_TIME for moment.
1819
1820         * sim-events.c (sim_events_elapsed_time): New function return nr
1821         host MS consumed by the simulator.
1822         (sim_watch_valid): Use.
1823
1824         * sim-module.c (modules): Install sim_events very very early.
1825
1826         * sim-profile.c (profile_print): Call profile_print_pc.
1827         (print_bar):
1828         (profile_pc_init): New function, set up processor for PC
1829         profiling.
1830         (profile_print_pc): New function, print a PC profile.
1831         (profile_pc_event): New function, sample PC.
1832
1833         * sim-profile.h (PROFILE_PC_COUNT, PROFILE_PC_START,
1834         PROFILE_PC_END, PROFILE_PC_SHIFT, PROFILE_PC_SAMPLE_SIZE): Add to
1835         profile struct.
1836
1837         * sim-options.c (sim_print_help): Pacify GCC.
1838
1839         * sim-n-core.h (sim_core_read_aligned_N,
1840         sim_core_write_aligned_N): Add un-conditional profile call.
1841         (sim_core_read_unaligned_N, sim_core_write_unaligned_N): Add
1842         profile call when aligned read/write isn't used.
1843
1844         * sim-base.h: Include sim-profile, sim-model after sim-core &
1845         sim-events allow sim-core to define useful values.
1846
1847         * sim-profile.c (OPTION_PROFILE_CORE): Define.
1848         (profile_option_handler, profile_options): Add support for
1849         --profile-core option.
1850         (print_bar): Include when core profiling.
1851         (profile_print_core): New function, print core profile.
1852
1853         * sim-config.c (print_sim_config): Print profile status.
1854
1855         * sim-profile.h (PROFILE_NEXT_IDX, PROFILE_core,
1856         WITH_PROFILE_PC_P): Define.
1857         (PROFILE_CORE_COUNT): Count each core-map/size separatly.
1858         (PROFILE_COUNT_CORE): Define.
1859
1860 Thu Sep 11 08:44:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1861
1862         * sim-watch.c (handle_watchpoint): Pass a char** index into the
1863         interrupt_names array as the data.
1864         (sim-watch.h): Document.
1865
1866 Wed Sep 10 16:15:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1867
1868         * sim-options.c (sim_print_help): When the doc string is to long
1869         word wrap it.
1870
1871         * sim-watch.c (sim_watchpoint_install): Use option.doc_name so
1872         that only the first few the watch options are listed.  Generate
1873         meanginful usage messages.
1874
1875         * sim-options.h (struct OPTION): Clarify use of doc_name field
1876
1877 Wed Sep 10 13:23:24 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1878
1879         * sim-options.c (OPTION_ARCHITECTURE_INFO): New option.
1880         (standard_option_handler): Handle --architecture-info.
1881
1882 Tue Sep  9 21:46:46 1997  Felix Lee  <flee@cygnus.com>
1883
1884         * sim-core.h (sim_cpu_core): [WITH_XOR_ENDIAN + 1], to avoid
1885         illegal zero-sized array.
1886         * sim-core.c (sim_core_xor_read_buffer): same.
1887
1888 Tue Sep  9 11:20:35 1997  Doug Evans  <dje@canuck.cygnus.com>
1889
1890         * nltvals.def: Regenerate.
1891
1892 Tue Sep  9 02:10:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1893
1894         * sim-fpu.c (DP_FRACHIGH2): Define LL using SIGNED64.
1895
1896 Mon Sep  8 12:22:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1897
1898         * sim-bits.c (MASKED): Delete.
1899         (EXTRACTED): Delete.
1900         (LSEXTRACTED, MSEXTRACTED): New functions.
1901
1902         * sim-n-bits.h (MASKEDn): Delete, define as MSMASKED or LSMASKED.
1903         (MSMASKEDn, LSMASKEDn): Add last argument.
1904         (MSMASK*): Ditto.
1905
1906         * sim-bits.h (EXTEND8, EXTEND16): Define.
1907         (EXTRACTED64): Define as 64 bit extract, not 32 bit.
1908
1909         * sim-run.c (sim_engine_run): Use CPU_CIA macro.
1910
1911         * sim-engine.h (SIM_ENGINE_HALT_HOOK): Use CPU_CIA to get at
1912         current instruction address.
1913
1914         * sim-inline.h (*_ENGINE): Define.
1915
1916 Fri Sep  5 08:39:02 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1917
1918         * sim-core.c (sim_core_attach): Fix checks of modulo/mask.
1919
1920         * sim-watch.c (delete_watchpoint): Delete by ident and type.
1921         (watch_option_handler): Call delete_watchpoint with ident or type.
1922         (sim_watchpoint_install): Create interrupt specific watchpoint
1923         commands on the fly.
1924         (do_watchpoint_create): New function, create a watch point using
1925         type/int-nr info encoded in the option nr.
1926         (do_watchpoint_info): New function.  List active watchpoints.
1927
1928         * sim-watch.h: Change data structure to a list.
1929
1930         * sim-memopt.c (memory_option_handler): Require explicit "all"
1931         before deleting all memory regions.
1932
1933         * sim-utils.c (sim_do_commandf): New function, printf version of
1934         sim_do_command.
1935
1936         * sim-basics.h (asprintf, vasprintf): Hack, define for CYGWIN32.
1937
1938         * sim-alu.h (ALU64_ADD): Use explicit MSEXTRACTED64, do not assume
1939         bit endianness.
1940         (SIGNED64, UNSIGNED64): Delete.
1941         (ALU64_ADD): Don't rely on bit endianness.
1942         (ALU64_BEGIN): Define.
1943
1944         * sim-n-bits.h (MSEXTRACTEDn, LSEXTRACTED): New functions.
1945         (EXTRACTEDn): Delete, define as either LSEXTRACTED or MSEXTRACTED.
1946
1947         * sim-types.h (SIGNED64, UNSIGNED64): New macros, attach relevant
1948         suffix - u64, LL - to 64 bit constants.
1949
1950 Thu Sep  4 09:27:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1951
1952         * sim-config.c (sim_config): Add assert for SIM_MAGIC_NUMBER.
1953
1954         * sim-utils.h (NZALLOC): Define - zalloc * N.
1955
1956         * sim-hrw.c (sim_read, sim_write): New file.  Provide generic
1957         implementation of read/write functions.
1958
1959         * Make-common.in (sim-hrw.o): New target.
1960
1961         * sim-base.h (STATE_MEMOPT_P): Delete, simulators _always_ add
1962         memory.
1963
1964         * sim-memopt.c (memory_option_handler): Implement memory-size
1965         command. Implement memory-alias command.  Let memory-delete delete
1966         all memory regions.
1967         (add_memopt): New function.  Add a memory region.
1968         (do_memopt_delete): New function. Delete a memory region.
1969
1970         * sim-utils.c (sim_elapsed_time_get): Never return zero.
1971
1972         * sim-core.c (sim_core_detach): New function.
1973         (sim_core_map_detach): New function. Perform the actual detach.
1974         (sim_core_init): Move initialization code from here.
1975         (sim_core_install): To here.
1976         (sim_core_uninstall): And here.
1977
1978         * sim-module.c: Add memopt module.
1979
1980         * sim-base.h (STATE_MEMOPT, STATE_MEMOPT_P): Add memopt to
1981         simulator base type.
1982
1983         * Make-common.in (sim_main_headers): Add sim-memopt.h
1984         (sim-memopt.o): New target.
1985
1986         * sim-core.c (sim_core_install): Add core_options to the option
1987         table.
1988
1989         * sim-watch.c (watch_options): Make --delete-watch a synonym for
1990         --watch-delete.
1991
1992         * sim-config.h (WITH_MODULO_MEMORY): Define as 0.  Update
1993         comments.
1994
1995         * sim-core.h (struct _sim_core_mapping): Change nr_bytes to type
1996         address_word, add mask member.
1997
1998         * sim-core.h, sim-core.c (sim_core_attach): Make nr_bytes of type
1999         address_word, allow for 64bit targets in 32bit host. Add modulo
2000         argument.
2001         (sim_core_map_attach): Ditto.
2002         (new_sim_core_mapping): Ditto.
2003         (sim_core_translate): Mask address when modulo memory.
2004
2005 Wed Sep  3 17:32:54 1997  Doug Evans  <dje@seba.cygnus.com>
2006
2007         * sim-hload.c (sim_load): Add assert for SIM_MAGIC_NUMBER.
2008
2009         * gdbinit.in: New file.
2010         * aclocal.m4 (SIM_AC_OUTPUT): Build .gdbinit.
2011         * Make-common.in (distclean): Delete .gdbinit.
2012         (.gdbinit): Add rule for.
2013         * configure: Regenerated to track ../common/aclocal.m4 changes.
2014
2015         * Make-common.in (cgen-run.o): Add rule for.
2016
2017 Wed Sep  3 10:08:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2018
2019         * sim-resume.c (sim_resume): Suspend/resume the simulator.
2020
2021         * sim-events.c (sim_watch_valid): Compute total elapsed time from
2022         both resumed and previous elapsed time.
2023         (sim_events_init): Set initial_wallclock and current_wallclock to
2024         zero.
2025         (sim_events_install): Install sim_events_suspend and
2026         sim_events_resume.
2027         (sim_events_watch_clock): Allow for suspended simulator when
2028         computing the time of the clock event.
2029
2030         * sim-events.h (struct _sim_event): Add resume_wallclock, rename
2031         initial_wallclock to elapsed_wallclock, set both to zero.
2032         (sim_events_init, sim_events_uninstall): Delete prototypes.
2033
2034         * sim-module.h (MODULE_SUSPEND_FN, MODULE_RESUME_FN): Define types.
2035
2036         * sim-module.c(sim_module_resume, sim_module_suspend): New
2037         functions.
2038
2039 Wed Sep  3 10:08:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2040
2041         * sim-core.c (sim_core_map_attach): Clarify memory overlap error
2042         message.
2043
2044 Tue Sep  2 14:57:06 1997  Doug Evans  <dje@canuck.cygnus.com>
2045
2046         * Makefile.in (TAGS): Add support for "/* TAGS: foo */" marker.
2047         * Make-common.in (TAGS): Likewise.
2048         * sim-n-bits.h: Add TAGS comments for all functions.
2049         * sim-n-core.h: Likewise.
2050         * sim-n-endian.h: Likewise.
2051
2052 Mon Sep  1 10:50:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2053
2054         * sim-utils.c (sim_state_alloc): Set CPU backlinks, callback and
2055         kind.
2056
2057         * sim-base.h (sim_state_alloc): Add callback and kind arguments.
2058
2059         * sim-base.h (INVALID_INSTRUCTION_ADDRESS): Add default
2060         definition.
2061
2062 Sat Aug 30 09:47:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2063
2064         * sim-fpu.c (DP_GARDMSB, ...): Make unsigned.
2065         (DP_FRACHIGH, DP_FRACHIGH2, ..): Use MSMASK to avoid LL.
2066
2067 Fri Aug 29 13:37:44 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2068
2069         * sim-core.c (sim_core_map_attach): Cast attach enum to int.
2070         (sim_core_xor_read_buffer, sim_core_xor_write_buffer): Make
2071         nr_transfered and nr_this_transfer unsigned.
2072
2073         * sim-events.c (sim_events_tickn): N is signed, as limited to
2074         MAXINT.
2075
2076         * sim-n-endian.h (offset_N): Change size to unsigned.
2077
2078         * callback.c (os_poll_quit): Add prototypes for kbhit and getkey.
2079
2080 Fri Aug 29 10:10:53 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2081
2082         * sim-utils.c (sim_copy_argv): Delete, replaced by dupargv.
2083
2084         * sim-options.c (sim_parse_args): Use dupargv.
2085
2086 Thu Aug 28 10:36:34 1997  Doug Evans  <dje@canuck.cygnus.com>
2087
2088         * sim-options.c (standard_option_handler): Use xstrdup, not strdup.
2089
2090 Thu Aug 28 12:09:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2091
2092         * sim-base.h (STATE_ARCHITECTURE, STATE_TARGET): Add to simulator
2093         base type.
2094
2095         * sim-options.c (standard_options): Add --architecture=MACHINE and
2096         --target=TARGET options.
2097         (OPTION_ARCHITECTURE, OPTION_TARGET): Define.
2098         (standard_option_handler): Handle architecture and target options.
2099         (bfd.h): Include.
2100
2101         * sim-utils.c (sim_analyze_program): Pass STATE_TARGET to
2102         bfd_openr.
2103         (sim_analyze_program): Set prog_bfd architecture from
2104         STATE_ARCHITECTURE if known.
2105
2106 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2107
2108         * configure: Regenerated to track ../common/aclocal.m4 changes.
2109         * config.in: Ditto.
2110
2111 Wed Aug 27 18:11:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2112
2113         * aclocal.m4 (enable-sim-warnings): Remove comment stating
2114         that option does not apply to certain files.
2115
2116 Wed Aug 27 15:13:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2117
2118         * sim-bits.h (LSBIT8, LSBIT16, LSBIT32, LSBIT64, LSBIT, MSBIT8,
2119         MSBIT16, MSBIT32, MSBIT64, MSBIT): New macros - single bit as
2120         offset from MSB/LSB.
2121
2122         * sim-endian.h (A1_8, A2_8, A4_8, A1_4, A2_4, A1_2): New macro,
2123         access address of sub word quantity of a hosts 16, 32, 64 bit word
2124         type.
2125         (V1_2, V1_4, V2_4, V1_8, V2_8, V4_8): Ditto for values.
2126         (U8_1, U8_2, U8_4, U4_1, U4_2, U2_1): Ditto for set of values.
2127         (V2_H1, V2_L1, V4_H2, V4_L2, V8_L4, V8_H4): Given N byte argument,
2128         return N*2 byte value with argument in Hi/Lo word.  Renamed from
2129         V1_H2, V1_L2, V2_H4, V2_L4, V4_H8, V4_L8.
2130
2131         * sim-alu.h (ALU32_HAD_OVERFLOW): Use 64 bit mask not 32bit.
2132         (ALU16_HAD_CARRY, ALU32_HAD_CARRY, ALU16_HAD_OVERFLOW): Use MSBIT
2133         so that bit offset is explicit.
2134
2135 Wed Aug 27 11:55:35 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2136
2137         * sim-utils.c (sim_analyze_program): Add prog_name argument.
2138         Update STATE_PROG_BFD when needed with a dup'd copy of the
2139         program.
2140
2141         * sim-config.c (sim_config): Delete ABFD argument, use
2142         STATE_PROG_BFD directly.
2143
2144 Tue Aug 26 12:55:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2145
2146         * run.c (main): Pass the open ABFD to sim_create_inferior.
2147
2148         * nrun.c (main): Determine prog_bfd.  Pass to sim_create_inferior
2149         and sim_load.
2150         (bfd.h): Include.
2151
2152         * sim-hload.c (sim_load): New file. Implement generic sim_load for
2153         hardware only simulator targets.
2154
2155         * Make-common.in (sim-hload.o): Add rule.
2156
2157 Wed Aug 27 09:51:42 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2158
2159         * sim-utils.c (sim_copy_argv): Rewrite to match malloc strategy
2160         used by copyargv and freeargv.
2161
2162         * sim-options.c (sim_parse_args): Save a copy of PROG-ARGS in
2163         STATE_PROG_ARGV, not just a pointer.
2164
2165 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2166
2167         * configure: Regenerated to track ../common/aclocal.m4 changes.
2168         * config.in: Ditto.
2169
2170 Mon Aug 25 12:11:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2171
2172         * aclocal.m4 (sim-endian): Add second argument to
2173         SIM_AC_OPTION_ENDIAN.  First is hardwired endian, second is
2174         default endian when not hardwired.
2175
2176         * sim-config.h (WITH_DEFAULT_TARGET_BYTE_ORDER): New macro, if all
2177         else failes value for target byte order.
2178
2179         * sim-config.c (sim_config): Add abfd arguments. Set
2180         STATE_PROG_BFD accordingly.  Determine prefered_target_byte_order
2181         from same.
2182         (sim_config): Return SIM_RC, don't abort.
2183         (bfd.h): Include.
2184
2185         * run.c (main): Update call to sim_open - add ABFD argument.
2186         * nrun.c (main): Add NULL ABFD argument.
2187
2188 Thu Aug 14 12:48:57 1997  Doug Evans  <dje@canuck.cygnus.com>
2189
2190         * callback.c (os_poll_quit): Make static.
2191         Call sim_cb_eprintf, not p->eprintf.
2192         (sim_cb_printf, sim_cb_eprintf): New functions.
2193         * sim-utils.h (sim_cb_printf, sim_cb_eprintf): Declare.
2194
2195         * sim-basics.h (zalloc,zfree,sim_add_commas,SIM_ELAPSED_TIME,
2196         sim_elapsed_time_get,sim_elapsed_time_since): Move decls to
2197         sim-utils.h. #include sim-utils.h.
2198         * sim-utils.h: Above decls moved here.
2199         (sim_analyze_program,sim_load_file): Use `struct _bfd', not `bfd'.
2200
2201         * sim-watch.c (action_watchpoint): Fix thinkos.
2202
2203 Thu Jul 24 08:48:05 1997  Stu Grossman  (grossman@critters.cygnus.com)
2204
2205         * sim-types.h:  Fix defs of 64 bit data types for MSVC.
2206
2207 Tue Jul 22 10:35:37 1997  Doug Evans  <dje@canuck.cygnus.com>
2208
2209         * sim-n-core.h (sim_core_write_unaligned_N): Add missing break
2210         to FORCED_ALIGNMENT case.
2211
2212 Thu Jun  5 13:48:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2213
2214         * callback.c (target_to_host_open): Handle hosts with O_BINARY.
2215
2216 Thu Jun  5 08:47:10 1997  Jeffrey A Law  (law@cygnus.com)
2217
2218         * Make-common.in (libsim.a): Fix typo.
2219
2220 Thu Jun  5 13:48:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2221
2222         * nrun.c (main): Verify the structure returned before using it.
2223
2224 Wed Jun  4 11:44:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2225
2226         * sim-config.h (WITH_ENGINE): Enable the sim-engine module by
2227         default.
2228
2229         * sim-engine.c (sim_engine_install): New function.  Install the
2230         engine init functions.
2231         (sim_engine_init): [Re]initialize the simulator engine.
2232
2233         * sim-module.c: Add sim_engine to list of modules that always
2234         install.
2235
2236 Tue Jun  3 04:52:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2237
2238         * sim-watch.c (schedule_watchpoint): Use sim_unschedule_watchpoint
2239         to remove the old watchpoint, not delete_watchpoint.
2240         (watch_option_handler): Action the correct watchpoint, not just
2241         cycles.
2242
2243 Wed May 28 14:47:41 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2244
2245         * sim-n-core.h (sim_core_write_aligned_N): For 8byte reads, output
2246         both low and high word.
2247         (sim_core_write_aligned_N): Ditto.
2248
2249         * sim-trace.c (set_trace_options): Delete code explicitly setting
2250         core->trace.
2251
2252         * sim-options.c (sim_print_help): Call the list commands if not a
2253         standalone simulator.
2254         (sim_print_help): Advise that some options may not be applicable.
2255
2256         * sim-trace.c (set_trace_options): Assume core present.
2257
2258         * sim-events.c (sim_events_schedule_after_signal): Overflow signal
2259         buffer when full not almost full.
2260
2261 Tue May 27 14:32:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2262
2263         * sim-events.c (sim_events_process): Don't blat the event queue
2264         when processing watchpoints.
2265
2266         * sim-watch.h: Make arg unsigned long - stop sign extension.
2267
2268         * sim-events.c (sim_watch_valid): rewrite so debugable.
2269
2270         * sim-config.h (WITH_XOR_ENDIAN): Default to zero.
2271
2272         * sim-watch.c (schedule_watchpoint): Add is_within option so that
2273         inequality test is possible.
2274         (handle_watchpoint): Re-pass is_within arg.
2275         (watch_option_handler): When `!' prefix to pc-watchpoint arg pass
2276         0 to schedule_watchpoint's is_within arg.
2277         (sim_watchpoint_init): Re-pass is_within arg.
2278
2279         * sim-options.c (sim_print_help): Add is_command argument.  Don't
2280         include -- prefix when called from the command line interpreter.
2281
2282         * sim-watch.c (schedule_watchpoint): Pass true is_within argument.
2283
2284         * sim-events.c (sim_events_watch_sim): Add is_within argument,
2285         zero indicates that the test should be reversed.
2286         (sim_events_watch_core): Ditto.
2287         (WATCH_CORE): Compare range against is_within.
2288         (WATCH_SIM): Ditto.
2289
2290 Tue May 27 12:48:03 1997  Andrew Cagney  <cagney@b2.cygnus.com>
2291
2292         * sim-events.c (WATCH_CORE): Pass NULL cpu argument to
2293         sim_core_read_buffer.  Check nr-bytes transfered.
2294
2295         * sim-core.h (sim_core_common): Define a new struct that contains
2296         the common data.  to sd and cpu structures.
2297         * sim-core.c (sim_core_attach): Update.
2298         (sim_core_init): Update. Remember to copy initialized data to each
2299         cpu.
2300         (sim_core_find_mapping): Ditto.
2301
2302         * sim-core.c (sim_core_read_buffer): Add cpu argument.
2303         (sim_core_write_buffer): Ditto.
2304
2305         * sim-n-core.h (sim_core_read_unaligned_N): When mis-aligned
2306         transfer use xor version of read buffer.
2307         (sim_core_write_unaligned_N): Ditto for write.
2308
2309         * sim-core.c (sim_core_xor_read_buffer): New function implement
2310         xor-endian data read breaking transfer up into xor-endian sized
2311         blocks.
2312         (sim_core_xor_write_buffer): Ditto for write.
2313         (reverse_n): Reverse order of arbitrary number of bytes in buffer
2314         - needed for xor-endian transfers.
2315
2316 Fri May 23 14:24:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2317
2318         * sim-inline.h: Review description.
2319
2320         * sim-core.h, sim-core.c: Reduce number of functions being inlined
2321         to just those involved in data transfers and configuration.
2322
2323         * sim-xcat.h (XSTRING): New macro, map macro definition onto
2324         string.
2325         * sim-n-core.h (sim_core_read_aligned_N): Use.
2326         (sim_core_read_unaligned_N): Ditto.
2327         (sim_core_read_unaligned_N): Ditto..
2328         (sim_core_write_unaligned_N): Ditto.
2329
2330         * sim-core.h: Add xor endian bitmap to main structure.  *
2331
2332         sim-n-core.h (sim_core_write_aligned_N): Add suport for xor
2333         endian.
2334         (sim_core_read_aligned_N): Ditto.
2335
2336         * sim-core.c (sim_core_set_xor_endian): New function.
2337         (sim_core_attach): Don't overwrite the per-cpu xor map when
2338         cloning the global core.
2339
2340 Fri May 23 10:53:13 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2341
2342         * sim-engine.h: Update below so that it is using an enumerated
2343         type.
2344
2345 Thu May 22 09:12:16 1997  Gavin Koch  <gavin@cygnus.com>
2346
2347         * sim-engine.c (sim_engine_restart):
2348         * sim-resume.c (sim_resume): Change longjmp param/setjmp
2349         return value used for simulator restart from 0 to 2.
2350
2351 Wed May 21 08:47:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2352
2353         * cgen-scache.c (scache_option_handler): Add is_command arg.
2354
2355         * sim-model.c (model_option_handler): Add is_command argument.
2356
2357         * sim-profile.c (profile_option_handler): Add is_command arg.
2358
2359         * sim-events.c (sim_watch_valid): Use ub64, lb64 when 64bit value
2360         involved.
2361
2362         * sim-module.c (sim_module_add_init_fn): Call init fn in the same
2363         order that they are registered.
2364
2365         * sim-options.h (OPTION_HANDLER): Add argument to differentiate
2366         between option and command line processing.
2367
2368         * sim-options.c: Include stdlib.h, ctype.h.
2369
2370         * Make-common.in (sim-watch.o): Add rule.
2371         (sim_main_headers): Assume sim-assert.h included.
2372         (sim-*.o): Simplify make rule.
2373
2374         * sim-module.c: Add sim_watch_install to module list.
2375
2376 Tue May 20 14:15:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2377
2378         * sim-base.h (STATE_LOADED_P): New predicate. Set once everything
2379         has been loaded.
2380
2381         * sim-trace.c (trace_install): Check magic. Include sim-assert.h.
2382         * sim-events.c (sim_events_install): Ditto.
2383         * sim-core.c (sim_core_install): Ditto.
2384         * sim-model.c (model_install): Ditto.
2385         * sim-options.c (standard_install): Ditto.
2386         * sim-profile.c (profile_install): Ditto.
2387         * sim-reason.c (sim_stop_reason): Ditto.
2388         * sim-run.c (sim_engine_run): Ditto.
2389         * sim-utils.c (sim_analyze_program): Ditto.
2390
2391         * sim-module.c (modules): Make profile_install and trace_install
2392         optional.
2393
2394         * sim-base.h (STATE_MEM_BASE): Define for flat memory systems.
2395
2396         * sim-options.c (standard_option_handler): Set the byte order.
2397
2398         * sim-events.c (sim_events_process): Allow multi tick processing.
2399         (sim_events_tickn): New function - multi cycle tick.
2400
2401         * sim-events.h (sim_events_tickn, sim_events_timewarp): Add
2402         prototypes.  Under development.
2403         (sim_events): Replace processing with nr_ticks_to_process.
2404
2405 Tue May 20 09:39:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2406
2407         * nrun.c (main): Pass callbacks to sim_open instead of using
2408         sim_set_callbacks.
2409
2410         * run.c (main): Ditto.
2411
2412 Mon May 19 12:07:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2413
2414         * sim-events.c (sim_events_zalloc): Signal save memory allocator -
2415         stop tk interrupting malloc calls.
2416         (sim_events_zalloc): Converse.
2417
2418         * Make-common.in (sim_main_headers): Add sim-events.h.
2419
2420         * sim-events.c (sim_events_schedule_after_signal): Change return
2421         type to void - signal events are strictly internal.
2422         (sim_events_init): Allocate a finite buffer for signal events.
2423         (sim_events_schedule_after_signal): Enter signal events into the
2424         signal buffer.
2425
2426         * sim-engine.c (sim_engine_halt): Check SIM_DESC magic.
2427         (sim_engine_restart): Ditto.
2428         (sim_engine_abort): Ditto.
2429         * sim-stop.c (sim_stop): Ditto.
2430         (control_c_simulation): Ditto.
2431         * sim-resume.c (sim_resume): Ditto.
2432         (has_stepped): Ditto.
2433         * sim-abort.c (sim_engine_abort): Ditto.
2434
2435         * sim-basics.h (transfer_type): New type.
2436
2437         * sim-core.c (sim_core_signal): New function. Print core signal
2438         information.
2439         (sim_core_find_mapping): Add transfer argument.
2440
2441         * sim-n-core.h (sim_core_{write,write}_unaligned_N): Call
2442         SIM_CORE_SIGNAL if a recoverable abort.
2443         * sim-core.c (sim_core_find_mapping): Ditto.
2444
2445 Fri May 16 15:13:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2446
2447         * sim-core.c (sim_core_find_mapping): Replace calls to
2448         sim_io_error to more resiliant sim_engine_abort.
2449
2450         * sim-n-core.h (sim_core_read_unaligned_N): Ditto.
2451         (sim_core_write_unaligned_N): Ditto.
2452
2453 Tue May 13 13:50:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2454
2455         * sim-module.c: Add sim_events_install to list.
2456
2457         * sim-events.c (sim_events_install, sim_events_uninstall): Clonse
2458         from sim_core_*.
2459         (sim_events_init): Now returns SIG_RC.
2460
2461         * sim-run.c: New file. Generic sim_engine_run.
2462         * sim-reason.c: New file. Generic sim_stop_reason.
2463         * sim-stop.c: New file. Generic sim_stop.
2464         * sim-resume.c: New file. Generic sim_resume.
2465
2466         * Make-common.in (sim-engine.o): Add rule.
2467         (sim-run.o, sim-reason.o, sim-stop.o, sim-resume.o): Ditto.
2468
2469         * sim-engine.h, sim-engine.c: New file. Provide generic
2470         implementation of sim_engine_halt, sim_engine_error. et.al.
2471
2472         * sim-base.h (sim_state_base): Add member halt.
2473         (sim-engine.h): Include.
2474
2475         * sim-events.h (sim_event_handler): Always pass SIM_DESC to event
2476         handlers.
2477         * sim-events.c (sim_events_poll): Update event handler.
2478
2479 Tue May 13 09:57:49 1997  Andrew Cagney  <cagney@b2.cygnus.com>
2480
2481         * sim-events.h, sim-events.c (sim_events_watch_clock): New
2482         function.
2483         (sim_events_watch_sim): New function.
2484         (sim_events_watch_core): New function.
2485         (sim_watch_valid): New function.
2486         (sim_events_preprocess): New function.
2487         (sim_events_process): Process the watchpoints as well as the timer
2488         queue.
2489         (sim_events_tick): Check WORK_PENDING instead of the hold queue.
2490         (sim_events_deschedule): Check all the queues when removing an
2491         event.
2492         (sim_events_init): Ditto for cleaning.
2493
2494 Mon May 19 12:07:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2495
2496         * sim-fpu.c (is_ufpu_number): Comment out - currently unused.
2497
2498 Mon May 19 11:23:03 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2499
2500         * callback.c (os_open): Type of arg flags is int.
2501
2502 Fri May 16 22:26:43 1997  Michael Meissner  <meissner@cygnus.com>
2503
2504         * sim-fpu.c (sim_fpu_is_{eq,ne,lt,le,gt,ge}): Compare Infinities
2505         just like normal numbers as per IEEE rules.
2506
2507 Wed May 14 21:20:38 1997  Bob Manson  <manson@charmed.cygnus.com>
2508
2509         * callback.c (os_close): Mark the descriptor as being
2510         available if the close succeeded.
2511         (os_open): Pass 0644 as the mode of the file being created.
2512
2513 Thu May 15 10:58:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2514
2515         * sim-fpu.c (pack_fpu, unpack_fpu): New functions - decode a
2516         float.
2517
2518         * sim-inline.c (SIM_INLINE_C): Rename from _SIM_INLINE_C_.
2519         * sim-lnline.h: Update.
2520
2521         * sim-fpu.h, sim-fpu.c (sim_fpu_[iu]{32,64}to): New int2fp
2522         conversion functions.
2523         (sim_fpu_to{32,64}[iu]): New fp2int functions.
2524
2525         * sim-fpu.h, sim-fpu.c (sim_fpu_is_{lt,le,eq,ne,ge,gt}): New fp
2526         compare functions.  Replacing.
2527         (sim_fpu_cmp): This. Delete.
2528
2529 Mon May 12 14:49:05 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2530
2531         * sim-core.c (sim_core_find_mapping): Call engine_error not
2532         sim_io_error when possible.
2533
2534 Mon May 12 08:55:07 1997  Andrew Cagney  <cagney@b2.cygnus.com>
2535
2536         * sim-endian.h (V1_H2): Add macro's to insert a word into a
2537         high/low double word.
2538
2539         * sim-trace.h: Remove definition of attribute - defined in
2540         sim_basics.h.
2541
2542 Mon May 12 08:55:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2543
2544         * sim-options.h (struct OPTION): Add doc_opt as the documenting
2545         name of the option - or family of options.
2546
2547         * sim-options.c (sim_args_command): Match command `a-b c' with
2548         option `--a-b-c' from option table.
2549
2550 Thu May  8 12:40:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2551
2552         * sim-options.c (sim_print_help): For optional arguments, wrap
2553         them in [].
2554
2555         * sim-trace.c (set_trace_options): New function, handle optional
2556         argument and multiple assignment.
2557         (trace_option_handler): Update.
2558
2559         * sim-trace.c (trace_option_handler): Trace branch and not fpu
2560         when branch tracing selected.
2561
2562 Wed May  7 15:19:58 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2563
2564         * sim-trace.c (trace_one_insn): Make a va-args function.
2565
2566         * sim-trace.c (trace_vprintf): New function, va-arg version of
2567         trace_printf.
2568
2569 Tue May  6 16:38:16 1997  Doug Evans  <dje@canuck.cygnus.com>
2570
2571         * sim-trace.c (trace_uninstall): Don't close a file twice.
2572         * sim-profile.c (profile_uninstall): Likewise.
2573
2574 Tue May  6 06:14:01 1997  Mike Meissner  <meissner@cygnus.com>
2575
2576         * sim-trace.c (toplevel): Include bfd.h.
2577         (trace_options): Note that --trace-linenum also turns on
2578         --trace-insn.  Add --trace-{branch,semantics}.
2579         (trace_option_handler): If --trace-linenum, also turn on
2580         --trace-insn.  Add --trace-branch support.  If --trace-semantics,
2581         turn on ALU, FPU, branch, and memory tracing.
2582         (trace_one_insn): New function to trace an instruction.  Support
2583         --trace-linenum.
2584         (OPTION_TRACE_*): Use an enum, rather than lots of defines.
2585
2586         * sim-trace.h (TRACE_{SEMANTICS,BRANCH}_IDX): Add new macros.
2587         (MAX_TRACE_VALUES): Use 32, not 12 by default.
2588         (TRACE_branch): Add new mask.
2589         (TRACE_*_P): Define all possible trace_p macros.
2590         (trace_one_insn): Declare function.
2591
2592 Mon May  5 14:08:34 1997  Mike Meissner  <meissner@cygnus.com>
2593
2594         * sim-trace.h (__attribute__): Define as nothing if not GNU C or
2595         GNU C doesn't support __attributes__.
2596         ({trace,debug}_printf): Add attribute's so -Wformat can check the
2597         format strings.
2598
2599 Mon May  5 11:16:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2600
2601         * sim-config.h (FORCED_ALIGNMENT): New alignment option -
2602         addresses are masked forcing them to be correctly aligned.
2603         (WITH_ALIGNMENT): Make NONSTRICT_ALIGNMENT the default.
2604         * sim-config.c (config_alignment_to_a): Update.
2605
2606         * sim-core.h (sim_cpu_core): New data type contains cpu specific
2607         core data.
2608         * sim-base.h (CPU_CORE): Add cpu specific core data to cpu base
2609         type.
2610         * sim-core.c (sim_core_attach): Add CPU argument.  Ready for
2611         processor specific core maps.
2612         (sim_core_map_attach): Copy the core map data to each of the
2613         processor specific core data structures.
2614         * sim-core.c (sim_core_find_mapping): Update.
2615
2616         * sim-n-core.h (sim_core_read_N, sim_core_write_N): Rename.
2617         (sim_core_write_aligned_N, sim_core_write_aligned_N): New names.
2618         (sim_core_write_unaligned_N, sim_core_write_unaligned_N): New
2619         alternatives that handle unaligned addresses.
2620         (sim_core_{read,write}_{,un}aligned_N): Drop SIM_DESC arg, replace
2621         with just CPU arg.
2622         * cgen-utils.c (sim_disassemble_insn): Update.
2623
2624 Mon May  5 13:19:16 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2625
2626         * sim-trace.h (TRACE_FPU_IDX): Add Floating-point specific
2627         tracing.
2628
2629         * sim-fpu.h, sim-fpu.c: New files - prototype for generic target
2630         fpu support.
2631
2632         * sim-inline.h, sim-inline.c: Add support for SIM_FPU.
2633
2634 Fri May  2 17:59:42 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2635
2636         * sim-core.c (sim_core_map_to_str): New function ascii equivalent
2637         to map type.
2638
2639         * sim-n-core.h (sim_core_read_N, sim_core_write_N): Use in trace
2640         statement.
2641
2642 Fri May  2 17:28:02 1997  Andrew Cagney  <cagney@b2.cygnus.com>
2643
2644         * cgen-trace.c: Prepend additional trace_printf argument.
2645
2646         * cgen-utils.c (sim_disassemble_insn): Add additional core
2647         arguments.
2648
2649 Fri May  2 11:40:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2650
2651         * nrun.c (main): Catch/report errorenous simulator states.
2652
2653         * sim-module.c: #include "libiberty.h" so that xmalloc is defined.
2654         * sim-trace.c: #include string.h/strings.h so that memset is
2655         defined.
2656         * sim-utils.c: Ditto.
2657         * sim-profile.c: Ditto. And stdlib.h.
2658         (print_bar): Only define when used by instruction or memory profiler.
2659
2660         * sim-options.c (standard_option_handler): Make ul more local.
2661
2662         * sim-load.c (sim_load_file): Make the name constant.
2663         (sim_load_file): Passify gcc.
2664
2665         * sim-utils.h: New file, pre-declare utilites in corresponding .c
2666         file.
2667         * sim-utils.c, sim-load.c: Include sim-utils.h.
2668
2669         * sim-base.h (sim_cpu): Pre define here so available to all.
2670
2671         * sim-core.h (DECLARE_SIM_CORE_WRITE_N, DECLARE_SIM_CORE_READ_N):
2672         Restore the sim_cpu and instruction_address arguments so that full
2673         information is available to the abort function.
2674         * sim-core.c (sim_core_find_mapping, sim_core_write_buffer): Ditto.
2675         * sim-n-core.h (sim_core_write_N, sim_core_read_N): Update.
2676
2677         * sim-trace.h, sim-trace.c (trace_option_handler): Add interim
2678         tracing support for sim-events and sim-core.
2679         (trace_option_handler): Convert #if to if where possible so always
2680         compiled/checked by C compiler.
2681         * sim-n-core.h (sim_core_write_N, sim_core_read_N): Update.
2682
2683         * sim-base.h: Adjust comment documenting how to define the cpu
2684         structure.
2685         (sim_state_base): Add sim_core and sim_events to simulator base
2686         object.
2687
2688         * sim-trace.h, sim-trace.c (trace_printf): Add SIM_DESC argument.
2689         * sim-core.c (sim_core_init, sim_core_attach,
2690         sim_core_find_mapping): Update.
2691         * sim-events.c (ETRACE, sim_events_init, sim_events_time,
2692         update_time_from_event, insert_sim_event,
2693         sim_events_schedule_after_signal, sim_events_deschedule,
2694         sim_events_tick): Ditto.
2695
2696         * sim-basics.h (sim-module.h, sim-trace.h, sim-profile.h,
2697         sim-model.h): Move #includes from here.
2698         * sim-base.h: To here.
2699         (sim-core.h, sim-events.h, sim-io.h): Include also
2700
2701 Wed Apr 30 15:37:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2702
2703         * callback.c (default_callback): Missing initialisers.
2704
2705 Thu May  1 10:40:47 1997  Doug Evans  <dje@canuck.cygnus.com>
2706
2707         * sim-utils.c (sim_add_commas): New function.
2708         * sim-basics.h (sim_add_commas): Add prototype.
2709         * cgen-scache.c (scache_print_profile): Print commas in numbers.
2710         * sim-profile.c (COMMAS): New macro.
2711         (print_*): Use it to print commas in numbers.
2712
2713         * configure: Regenerated.
2714
2715         * cgen-sim.h (sim_signal_type): Add SIM_SIGINT.
2716         (cgen_state): New member run_fast_p.
2717         (cgen_init): Add prototype.
2718         (sim_disassemble_insn): New arg `cpu'.
2719         * cgen-trace.c (trace_insn): Update call to sim_disassemble_insn.
2720         * cgen-utils.c (cgen_init): New function.
2721         (sim_disassemble_insn): New arg `cpu'.  Rewrite fetching of insn.
2722         * genmloop.sh: Call engine_halt if loop exits.
2723
2724         * Makefile.in (sim-options_h): Define.
2725         (sim-{module,options,trace,profile,utils}.o): Clean up dependencies.
2726         (sim-model.o): Add new rule.
2727         (cgen-{scache,trace,utils}.o): Add new rules.
2728         * aclocal.m4 (SIM_AC_OPTION_{SCACHE,DEFAULT_MODEL}): Add.
2729         * cgen-scache.c (scache_print_profile): Change `sd' arg to `cpu'.
2730         Indent output by 2 spaces.
2731         * cgen-scache.h (scache_print_profile): Update.
2732         * cgen-trace.c (trace_insn_fini): Indent output by 2 spaces.
2733         Use trace_printf, not fprintf.
2734         (trace_extract): Use trace_printf, not cgen_trace_printf.
2735         * genmloop.sh (!FAST case): Increment `insn_count'.
2736         * sim-base.h (sim_state_base): Only include scache_size if WITH_SCACHE.
2737         (sim_cpu_base): Rename member `sd' to `state' to be consistent with
2738         access macro's name.
2739         * sim-core.c (sim_core_init): Use EXTERN_SIM_CORE to define it.
2740         Change return type to SIM_RC.
2741         (sim_core_{install,uninstall}): New functions.
2742         * sim-core.h (sim_core_{install,uninstall}): Declare.
2743         (sim_core_init): Use EXTERN_SIM_CORE to define it.
2744         Change return type to SIM_RC.
2745         * sim-model.h (models,machs,model_install): Declare.
2746         * sim-module.c (modules): Add scache_install, model_install.
2747         (sim_post_argv_init): Set cpu->state backlinks.
2748         * sim-options.c (standard_options): Delete --simcache-size,--max-insns.
2749         (standard_option_handler): Likewise.
2750         * sim-profile.c (PROFILE_{HISTOGRAM,LABEL}_WIDTH): Move to
2751         sim-profile.h.
2752         (*): Assume ANSI C.
2753         (profile_options): Delete --profile-simcache.
2754         (profile_option_handler): Likewise.
2755         (profile_print_insn): Change `sd' arg to `cpu'.  Indent output 2
2756         spaces.
2757         (profile_print_{memory,model}): Likewise.
2758         (profile_print_simcache): Delete.
2759         (profile_print_speed): New function.
2760         (profile_print): Rewrite.
2761         * sim-profile.h (PROFILE_scache): Renamed from PROFILE_simcache.
2762         (WITH_PROFILE_SCACHE_P): Renamed from WITH_PROFILE_SIMCACHE_P.
2763         (PROFILE_DATA): Delete members simcache_{hits,misses}.
2764         (PROFILE_COUNT_SIMCACHE_{HIT,MISS}): Delete.
2765         (PROFILE_{CALLBACK,CPU_CALLBACK}): New types.
2766         (profile_print): Update prototype.
2767
2768 Wed Apr 30 11:34:14 1997  Doug Evans  <dje@canuck.cygnus.com>
2769
2770         * cgen-scache.[ch], cgen-sim.h: New files.
2771         * cgen-trace.[ch], cgen-types.h, cgen-utils.c, genmloop.sh: New files.
2772         * sim-model.c: New file.
2773
2774         * Make-common.in (clean targets): Undo patch of Apr. 22.
2775
2776 Fri Apr 25 15:28:32 1997  Mike Meissner  <meissner@cygnus.com>
2777
2778         * sim-n-bits.h (signed): If we have a standard compiler, undef
2779         signed, so that signedN is defined correctly.
2780
2781 Thu Apr 24 00:00:07 1997  Doug Evans  <dje@canuck.cygnus.com>
2782
2783         * sim-module.h, sim-model.h, sim-profile.h: New files.
2784         * sim-module.c, sim-profile.c: New files.
2785         * Make-common.in (SIM_PROFILE): Define
2786         (CONFIG_CFLAGS): Add $(SIM_PROFILE).
2787         (sim_main_headers): Add sim-module.h, sim-model.h, sim-profile.h.
2788         (sim_module.o,sim-profile.o): Add rules for.
2789         * aclocal.m4 (--enable-sim-trace): Allow symbolic arguments.
2790         (--enable-sim-profile): Add.
2791         * configure: Regenerated.
2792         * sim-base.h (sim_state_base): New members init_list, uninstall_list,
2793         model.  Move trace and profile support to sim-{trace,profile}.h.
2794         New members trace_data, profile_data.
2795         * sim-basics.h: #include sim-module.h, sim-model.h, sim-profile.h.
2796         * sim-config.h: Provide default definition of WITH_PROFILE.
2797         (WITH_TRACE): Change default to -1.
2798         (MAX_NR_PROCESSORS): Always define.
2799         * sim-options.c: Move trace and profile support to
2800         sim-{trace,profile}.h.
2801         (sim_pre_argv_init): Moved to sim-model.c.
2802         (standard_install): New function.
2803         * sim-options.h (sim_pre_argv_init): Move decl to sim-model.c.
2804         (standard_install): Declare.
2805         * sim-trace.c: Tracing option handling moved here from sim-options.c.
2806         (trace_install, trace_uninstall): New functions.
2807         (trace_printf): Update reference to TRACE_FILE.
2808         * sim-trace.h (TRACE_FOO_IDX): Moved here from sim-base.h.
2809         (TRACE_foo): Bit masks for symbolic arguments to --enable-sim-trace.
2810         (WITH_TRACE_FOO_P): Define.
2811         (trace_install): Declare.
2812         (TRACE_DATA): New struct.
2813
2814 Wed Apr 23 17:23:15 1997  Doug Evans  <dje@canuck.cygnus.com>
2815
2816         * run.c: Undo last exec_bfd patch.
2817         (main): Only pass -E ifdef SIM_HAVE_BIENDIAN.
2818
2819 Wed Apr 23 17:54:27 1997  Mike Meissner  <meissner@cygnus.com>
2820
2821         * run.c (exec_bfd): Add back in.
2822         (main): Set exec_bfd.
2823
2824 Tue Apr 22 14:43:46 1997  Doug Evans  <dje@canuck.cygnus.com>
2825
2826         * sim-load.c (sim_load_file): #include <stdio.h> for NULL.
2827
2828 Wed Apr 23 02:55:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2829
2830         * sim-events.c (insert_sim_event): Call sim_io_error instead of
2831         less well defined engine_error.
2832         * sim-core.c: Ditto.
2833
2834 Tue Apr 22 08:48:16 1997  Stu Grossman  (grossman@critters.cygnus.com)
2835
2836         * Make-common.in:  Change clean targets to use :: so that other
2837         Makefiles can have their own clean targets.
2838         * sim-load.c (xprintf eprintf):  Use ANSI_PROTOTYPES instead of
2839         __STDC__ to control use of stdarg vs. varargs syntax.  Some
2840         systems can't use __STDC__, but require stdarg.
2841
2842 Fri Apr 18 11:14:43 1997  Doug Evans  <dje@canuck.cygnus.com>
2843
2844         * sim-options.c (standard_options): Add --endian.
2845         (standard_option_handler): Likewise.
2846
2847         * nrun.c: #include <signal.h>.
2848         (main, cntrl_c): Wrap calls to sim_resume in a SIGINT
2849         handler that calls sim_stop ().
2850
2851 Fri Apr 18 13:11:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2852
2853         * run.c (main, cntrl_c): Wrap calls to sim_resume in a SIGINT
2854         handler that calls sim_stop ().  Simulators may still be
2855         establishing their own handler.
2856
2857         * sim-events.c (sim_events_poll): Rename from
2858         sim_events_at_large_int.  Poll IO.
2859
2860         * sim-io.c (sim_io_poll_quit): New function - pass on a polling
2861         request.
2862
2863         * callback.c (os_poll_quit): New function poll for quit signal
2864         where needed.
2865         (default_callback): Include magic number.
2866
2867 Thu Apr 17 02:25:11 1997  Doug Evans  <dje@canuck.cygnus.com>
2868
2869         * aclocal.m4: Check for headers time.h, sys/time.h, sys/resource.h.
2870         Check for functions getrusage, time.
2871         * sim-basics.h (SIM_ELAPSED_TIME): New typedef.
2872         (sim_elapsed_time_get, sim_elapsed_time_since): Add prototypes.
2873         * sim-utils.c: #include time.h, sys/time.h, sys/resource.h if able.
2874         (sim_elapsed_time_get, sim_elapsed_time_since): New functions.
2875
2876         * sim-utils.c (sim_copy_argv, sim_analyze_program): New functions.
2877
2878         * sim-options.c, sim-options.h: New files.
2879         * sim-config.h (WITH_DEBUG): Provide default value of zero.
2880         * Make-common.in (nrun.o): Add rules for.
2881         * nrun.c: New file.
2882
2883         * run.c (main): Check return value of sim_open.
2884
2885         * Make-common.in (sim-options.o, sim-load.o, sim-trace.o): Add rules.
2886         (sim_main_headers): Add sim-trace.h.
2887         * run.c (exec_bfd, target_byte_order): Delete.
2888         (main): Pass -E <endian> to sim_open.  Delete code to load sections,
2889         call sim_load instead.  Check return code of sim_create_inferior.
2890         * sim-base.h (CURRENT_STATE): Define.
2891         (sim_state_base): Make typedef.  New members options, prog_argv,
2892         prog_bfd, text_{section,start,end}, start_addr, simcache_size,
2893         mem_size, memory [+ corresponding access macros].
2894         (sim_cpu_base): New typedef.
2895         * sim-trace.h: New file.
2896         * sim-trace.c: New file.
2897         * sim-basics.h: #include it.
2898         * sim-load.c: New file.
2899
2900 Tue Apr 15 15:10:13 1997  Ian Lance Taylor  <ian@cygnus.com>
2901
2902         * Make-common.in (INSTALL): Set to @INSTALL@.
2903         (INSTALL_XFORM, INSTALL_XFORM1): Remove.
2904         (install-common): Depend upon installdirs.  Use
2905         $(program_transform_name) directly, rather than using
2906         $(INSTALL_XFORM).
2907         (installdirs): New target.
2908         * Makefile.in (INSTALL): Set to @INSTALL@.
2909         (INSTALL_XFORM, INSTALL_XFORM1): Remove.
2910         (install-man): Depend upon installdirs.  Use
2911         $(program_transform_name) directly, rather than using
2912         $(INSTALL_XFORM).
2913         (installdirs): New target.
2914
2915 Tue Apr 15 15:08:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2916
2917         * sim-assert.h (SIM_ASSERT, ASSERT): Allow these macros to
2918         be overriden.
2919
2920 Wed Apr  9 16:06:44 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2921
2922         * sim-basics.h: Only bring in config.h and tconfig.h if
2923         HAVE_CONFIG_H.
2924
2925 Mon Apr  7 11:39:45 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2926
2927         * sim-config.h (WITH_TARGET_WORD_MSB): New Macro. Define the bit
2928         numbering convention of the target.
2929         * sim-config.c (print_sim_config): Print WITH_TARGET_WORD_BITSIZE
2930         and WITH_TARGET_WORD_MSB.
2931         (sim_config): When possible, check for consistency with bitsize
2932         and msb.
2933
2934         * sim-bits.h: Allow MSB to be other than zero.
2935         * sim-bits.c: Ditto.
2936         * sim-n-bits.h: Ditto.
2937
2938         * sim-bits.h (MSMASK*): New macros - converce to LSMASK*.
2939         * sim-n-bits.h (MSMASKEDn): Ditto.
2940
2941 Mon Apr 14 16:29:21 1997  Ian Lance Taylor  <ian@cygnus.com>
2942
2943         * Makefile.in (INSTALL): Change install.sh to install-sh.
2944
2945 Mon Apr  7 10:46:38 1997  Doug Evans  <dje@canuck.cygnus.com>
2946
2947         * sim-base.h (sim_state_base): Move `magic' to end of struct.
2948
2949 Mon Apr  7 15:53:21 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2950
2951         * run.c (main): Check that a program to run was specified.
2952
2953 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2954
2955         * aclocal.m4 (AC_TYPE_SIGNAL): Add check.
2956
2957         * configure: Regenerated to track ../common/aclocal.m4 changes.
2958         * config.in: Ditto.
2959
2960 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
2961
2962         * sim-endian.h: Move host {LITTLE,BIG}_ENDIAN support from here,
2963         * sim-config.h: To here.
2964
2965         * Make-common.in (SIM_EXTRA_DEPS): New config var.
2966         (sim_main_headers): Define.
2967         (sim-*.o): Depend on $(SIM_EXTRA_DEPS).
2968 start-sanitize-d30v
2969         (BUILT_SRC_FROM_COMMON): Move here from ../d30v/Makefile.in.
2970 end-sanitize-d30v
2971         (clean): Use it.
2972         (sim-utils.o): Add rule for.
2973         * sim-utils.o: New file.
2974         * sim-basics.h: #include sim-base.h.
2975         (zalloc): Make argument unsigned long.
2976         * sim-base.h: New file.
2977         * sim-inline.h (SIM_IO support): Delete.
2978         * sim-io.h: Delete inline support.
2979         * sim-io.c: Likewise.  sim-state.h renamed to sim-main.h.
2980         * sim-config.c: sim-state.h renamed to sim-main.h.
2981         * sim-core.c: Likewise.
2982         * sim-events.c: Likewise.
2983
2984         * run.c (main): Pass SIM_OPEN_STANDALONE to sim_open.
2985
2986         * aclocal.m4: Check for stdlib.h, string.h, strings.h, unistd.h.
2987         (sim-debug): Allow arguments.  Define WITH_DEBUG in addition to
2988         -DDEBUG.
2989         * configure: Regenerated to track ../common/aclocal.m4 changes.
2990
2991 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2992
2993         * configure: Regenerated to track ../common/aclocal.m4 changes.
2994
2995 Wed Apr  2 11:08:11 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2996
2997         * sim-config.h (WITH_ALIGNMENT, WITH_FLOATING_POINT,
2998         WITH_XOR_ENDIAN, WITH_SMP, WITH_RESERVED_BITS): Assume that these
2999         are defined by the configure.
3000
3001         * aclocal.m4 (sim-stdio): Add option stdio from ../ppc configure.
3002
3003         * aclocal.m4 (floating-point, xor-endian, alignment, smp,
3004         reserved-bits): Always define.
3005
3006         * sim-config.h, sim-config.c (sim_config): New function - and new
3007         file - co-ordinate the setting/checking of the common simulator
3008         configuration options.
3009
3010         * Make-common.in (sim-config.o): Add rule.
3011
3012 Fri Mar 28 15:32:00 1997  Mike Meissner  <meissner@cygnus.com>
3013
3014         * callback.c (os_{,e}vprintf_filtered): Change stdarg type to
3015         va_list from void *, since va_list might not be a pointer type.
3016
3017 Mon Mar 24 15:27:12 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3018
3019         * sim-n-endian.h (offset_N): Correct assertion - word and sub word
3020         in wrong order.
3021         (offset_N): Correct computation of LE offset.
3022
3023         * sim-io.c (sim_io_error): Include a new line when reporting
3024         errors.
3025
3026         * sim-assert.h (SIM_FILTER_PATH): Out by one when locating last
3027         `/'.
3028
3029 Thu Mar 20 22:31:06 1997  Jeffrey A Law  (law@cygnus.com)
3030
3031         * run.c: Include alloca-conf.h.
3032
3033         * callback.c (os_evprintf_filtered): Fix typo.
3034
3035 Fri Mar 21 13:36:20 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3036
3037         * run.c (string.h, strings.h, stdlib.h): Include.
3038
3039         * sim-events.c (sim_events_tick): Recent cleanup failed to return
3040         0 when nothing pending.
3041
3042         * run.c (sim_size, sim_trace): Plicate GCC - these two functions
3043         will soon be going away.
3044         (getopt): Plicate GCC.
3045
3046         * sim-endian.c (sim-io.h): Plicate GCC.
3047         * sim-bits.c (sim-io.h): Ditto.
3048         * sim-n-bits.h (ROTn): Ditto.
3049
3050         * sim-io.c (sim_io_error): Correct check for NULL.
3051
3052         * sim-assert.h (SIM_FILTER_PATH): Separate out the code filtering
3053         the __FILE__.
3054         * sim-events.c: Use SIM_FILTER_PATH to filter out the filename
3055         path.
3056
3057 Wed Mar 19 01:12:06 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3058
3059         * aclocal.m4 (SIM_AC_OPTION_*: Move so that they are outside of
3060         SIM_AC_COMMON - SIM_AC_COMMON was gobling arguments.
3061
3062 Tue Mar 18 20:48:12 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3063
3064         * sim-alu.h: Include sim-xcat.h.
3065
3066 Tue Mar 18 13:58:18 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3067
3068         * Make-common.in (sim-bits.c, sim-core.c, sim-endian.c,
3069         sim-events.c, sim-inline.c, sim-io.c): Define rules for building
3070         these.
3071
3072         * sim-events.c (sim_events_at_large_int): New function.  Just
3073         schedules an event every large-int ticks.
3074         (sim_events_init): Call.
3075         (sim_events_tick, sim_events_process): Move async handing to
3076         sim_events_process.  Move timer decrement so that it occures after
3077         events have been processed.
3078
3079         * sim-basics.h (struct _engine): Remove declaration.
3080
3081         * sim-events.h, sim-events.c: Rename type to sim_events.  Prefix
3082         everything with same.  Rename global struct to SIM_DESC.
3083         * sim-core.h, sim-core.c, sim-n-core.c: Ditto for sim_core.
3084         * sim-io.h, sim-io.c: Ditto.
3085
3086         * sim-assert.h: New file. Optional assertion checking macros.
3087         * sim-io.c (sim_io_error): Make just this function tolerant to
3088         null pointers.
3089
3090         * sim-xcat.h: New file. Define concatenate macros.
3091         * sim-basics.h (XCONCAT*): Move to sim-xcat.h.
3092         * sim-n-core.h, sim-n-bits.h, sim-n-endian.h: Explicitly include
3093         concat macros.
3094
3095
3096 Tue Mar 18 12:44:55 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3097
3098         * sim-bits.h (LSMASK): New macro. Create mask of LS bits.
3099
3100 Mon Mar 17 18:10:05 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3101
3102         * sim-inline.h: Add definitions for sim-types.
3103         (ALL_BY_MODULE): New macro, encapsulate full inlining by the
3104         module.
3105
3106 Mon Mar 17 15:38:27 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3107
3108         * sim-events.h: Remove defunct reference to callback struct.
3109
3110 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3111
3112         * configure: Re-generate.
3113
3114 Mon Mar 17 15:04:47 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3115
3116         * Make-common.in (CSEARCH): Do not include the gdb directory in
3117         the search path.
3118
3119 Mon Mar 17 13:16:26 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3120
3121         * Make-common.in (SIM_ENDIAN, SIM_HOSTENDIAN, SIM_INLINE,
3122         SIM_WARNING): Drop, requiring the simulator specific Makefile.in
3123         to explicitly incorporate these.
3124
3125         * aclocal.m4 (--enable-sim-alignment); New option. Strongly
3126         specify the alignment restrictions of the target architecture -
3127         without this option all alignment restrictions are accomodated.
3128         (--enable-sim-assert): New option.  Conditionally compile in
3129         assertion statements.
3130         (--enable-sim-float): New option. Strongly specify the target's
3131         floating point support.
3132         (--enable-sim-hardware): New option.  Specify the hardware devices
3133         included in the simulation.
3134         (--enable-sim-packages): New option.  Specify the hardware
3135         packages included in the simulation.
3136         (--enable-sim-regparm): New option.  Specify that parameters be
3137         passed in registers instead of on the stack.
3138         (--enable-sim-reserved-bits): New option. Specify that reserved
3139         bits within an instruction are are correctly set.
3140         (--enable-sim-smp): New option. Specify the level of SMP support
3141         to be included in the simulator.
3142         (--enable-sim-stdcall): New option.  Specify an alternative
3143         function call convention.
3144         (--enable-sim-xor-endian): New option.  Configure xor-endian
3145         support used by some targets to implement bi-endian support.
3146
3147 Fri Mar 14 19:51:21 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3148
3149         * aclocal.m4 (--enable-sim-hostendian): New option.  Allow the
3150         host endianness to be overridden.
3151         (--enable-sim-endian): Allow the target platform's byte order
3152         to be overridden.
3153         (--enable-sim-inline): Control the inlining of common components.
3154         (--enable-sim-bswap): For compatibility, also define WITH_BSWAP.
3155         (--enable-sim-warnings): Enable additional GCC compiler checks.
3156         * Make-common.in (SIM_ENDIAN, SIM_HOSTENDIAN, SIM_INLINE,
3157         SIM_WARNINGS): Add.
3158
3159         * sim-n-core.h, sim-n-bits.h, sim-n-endian.h: Rename from
3160         sim-*-n.h so that the names are uniq on dos machines
3161         * sim-core.c, sim-bits.c, sim-endian.c: Update.
3162
3163 Thu Mar 13 12:32:42 1997  Doug Evans  <dje@canuck.cygnus.com>
3164
3165         * run.c: #include "libiberty.h".
3166         (main): New locals sd,no_args,sim_argv.
3167         Run buildargv on -a option.  Pass argv to sim_open, argv[0]
3168         is program name.  Update call to sim_set_callbacks.
3169         Record result of sim_open, pass to other sim_foo routines.
3170
3171 Thu Mar 13 10:24:05 1997  Michael Meissner  <meissner@cygnus.com>
3172
3173         * callback.c (os_printf_filtered): Do not call exit(1) or print a
3174         final newline.
3175
3176 Thu Mar  6 15:50:28 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3177
3178         * callback.c: Add os_flush_stdout and vprintf_filtered callbacks.
3179         Route stdout through buffered IO.
3180
3181         * callback.c: Add os_flush_stderr, os_write_stderr,
3182         os_evprintf_filtered functions to route error output through
3183         stderr.
3184
3185         * sim-io.h, sim-io.c (sim_io_flush_stderr, sim_io_flush_stdout):
3186         Correct return type - should be void.
3187
3188 Fri Mar  7 20:14:37 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3189
3190         * sim-basics.h: Clean up.  Many macro's moved to sim-inline.h.
3191
3192         * sim-config.h: Ditto.  For some options - eg WITH_DEVICES - do
3193         not provide a default value as undefined indicates disable code.
3194
3195 Thu Mar  6 15:50:28 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3196
3197         * sim-core.h, sim-core-n.h, sim-core.c: Borrow code from ppc
3198         directory.
3199         * sim-events.h, sim-events.c: Ditto.
3200         * sim-io.h, sim-io.c: Ditto.
3201
3202 Tue Mar  4 09:35:56 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3203
3204         * sim-alu.h (ALU_SUB_CA, ALU*_SUB_CA): New alu operation.
3205
3206         * sim-bits.h, sim-bits-n.h, sim-bits.c (LSMASKED*): New macro's
3207         extract the tail or least signifiant bits from an integer of the
3208         specified size.
3209
3210         * sim-bits.h, sim-bits.c: Clean up conditionally compiled #if
3211         WITH_TARGET_BITSIZE so that the compilation will fail when an
3212         unsupported bitsize value is defined.
3213
3214         (INSERTED*): Convert to functions.
3215         (EXTRACTED*): Ditto.
3216
3217         (SIGN_EXTEND, SEXT): Change to more terse name.
3218
3219 Tue Mar  4 09:35:56 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3220
3221         * sim-inline.h: Allow explicit control over which .c files will be
3222         included by their header.
3223
3224         * sim-inline.h: Allow explicit control over which .c files use the
3225         alternative - REGPARM - parameter passing mechanism.
3226
3227         * sim-inline.h, sim-inline.c: Don't attempt to include any of
3228         icache.c, idecode.c, semantics.c or support.c.  Those names are
3229         not generally applicable.
3230
3231 Thu Feb 27 10:17:23 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3232
3233         * sim-bits.c, sim-bits-n.h (new): Split sim-bits.c into two parts
3234         in a fashion similar to sim-endian-n.
3235
3236         * sim-endian.h: (H_word, L_word, AL_*, VL_*): Extend to include
3237         both value and address macro's.
3238
3239 Tue Feb 25 18:51:57 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3240
3241         * sim-alu.h (ALU16_BEGIN, ALU16_SET, ...): Fill in.
3242
3243         * sim-endian.h (L_word, H_word): Replace MS2W_4, LS2W_4 with more
3244         generic L_word, H_word macro's.
3245
3246 Thu Feb 20 18:36:55 1997  Andrew Cagney  <cagney@critters.cygnus.com>
3247
3248         * sim-basics.h: Borrow code from ppc directory.
3249         * sim-bits.c: Ditto.
3250         * sim-bits.h: Ditto.
3251         * sim-config.h: Ditto.
3252         * sim-endian-n.h: Ditto.
3253         * sim-endian.c: Ditto.
3254         * sim-endian.h: Ditto.
3255         * sim-inline.c: Ditto.
3256         * sim-inline.h: Ditto.
3257         * sim-types.h: Ditto.
3258
3259 Wed Feb 19 12:40:50 1997  Andrew Cagney  <cagney@critters.cygnus.com>
3260
3261         * sim-alu.h (ALU_SET16, ALU_SET32, ALU_SET64, etc): Make available
3262         all the ALU size alternatives and then auto-configure a default.
3263
3264         * sim-alu.h: Copy ppc/idecode_expression.h.
3265
3266 Mon Feb 17 10:44:18 1997  Andrew Cagney  <cagney@critters.cygnus.com>
3267
3268         * bits.h, bits.c (SIGN_EXTEND32, SIGN_EXTEND64): New functions,
3269         sign extend a bit within a value.
3270
3271         * sim-endian.h, sim-endian-n.h (offset_N): New functions - return
3272         a pointer into the middle of a host word.
3273         * sim-endian.h (MS2W_4, LS2W_4): Use this function.
3274
3275 Tue Feb 11 13:46:49 1997  Michael Meissner  <meissner@tiktok.cygnus.com>
3276
3277         * callback.c: If HAVE_CONFIG_H is defined, include config.h from
3278         autoconf.  If HAVE_UNISTD_H is defined, include unistd.h to get
3279         appropriate definitions of read, write, etc.  Add prototype for
3280         system.
3281
3282 Tue Feb  4 13:24:44 1997  Doug Evans  <dje@canuck.cygnus.com>
3283
3284         * Makefile.in (libcommon.a): Delete.
3285         (callback.o,targ-map.o): Delete, moved to Make-common.in.
3286         (gentmap,targ-vals.h,targ-map.c): Likewise.
3287         (run-autoconf): Delete.
3288         * aclocal.m4 (SIM_AC_OUTPUT): Redo creation of Makefile.
3289         (common makefile fragment): Moved back into ...
3290         * Make-common.in: Resurrect.
3291         * configure.in (AC_LINK_FILES): Delete, unnecessary now.
3292         * configure: Regenerated.
3293
3294 Fri Jan 31 07:16:49 1997  Doug Evans  <dje@canuck.cygnus.com>
3295
3296         * aclocal.m4 (SIM_AC_COMMON): Move COMMON_MAKEFILE_FRAG from here.
3297         (SIM_AC_OUTPUT): To here.
3298
3299 Fri Jan 24 10:37:17 1997  Stu Grossman  (grossman@critters.cygnus.com)
3300
3301         * aclocal.m4 (COMMON_MAKEFILE_FRAG):  Quote a couple of $'s in
3302         comments and single quotes.  Fixes a problem found on hpux.
3303
3304 Thu Jan 23 13:35:03 1997  Stu Grossman  (grossman@critters.cygnus.com)
3305
3306         * aclocal.m4:  Remove Make-common.in from dependencies.
3307         * (distclean):  Remove targ-vals.def.
3308
3309         * aclocal.m4 (SIM_AC_COMMON):  Move contents of Make-common.in
3310         into here.  Makes insertion into makefiles easier.  Also, change
3311         the way that callback.o, gentmap, targ-vals.h, targ-map.c,
3312         targ-map.o, and run are built.  They are now built in the
3313         individual simulator directories, taking sources from ../common as
3314         necessary.  This replaces the merging of libcommon.a into
3315         linsim.a, which was problematic for the WinGDB build process.
3316         * run.c:  Include config.h from . instead of ../common.
3317         * Make-common.in:  Remove.  It's no longer necessary.
3318
3319 Mon Dec 16 15:02:33 1996  Ian Lance Taylor  <ian@cygnus.com>
3320
3321         * Make-common.in (ALL_CLAGS): Put CFLAGS at the end.
3322         (.c.o): Put $(ALL_CFLAGS) before the file being compiled.
3323
3324 Wed Dec 11 11:30:58 1996  Jim Wilson  <wilson@cygnus.com>
3325
3326         * run.c (main): Set target_byte_order before call to sim_open.
3327
3328 Sun Dec  8 18:22:06 1996  Doug Evans  <dje@canuck.cygnus.com>
3329
3330         * callback.c: #include <stdlib.h>
3331         (os_error): New function.
3332         (default_callback): Add os_error.
3333
3334 Mon Nov 25 19:44:35 1996  Doug Evans  <dje@canuck.cygnus.com>
3335
3336         * Make-common.in (Makefile): Set CONFIG_HEADERS="".
3337         * aclocal.m4: Mark the fact that --enable-sim-bswap isn't host
3338         specific.
3339         (SIM_AC_OUTPUT): Don't build Makefile if CONFIG_FILES="".
3340
3341 Wed Nov 20 01:11:04 1996  Doug Evans  <dje@canuck.cygnus.com>
3342
3343         * run.c: #include ../common/config.h, tconfig.h.
3344         (myname): New static global.
3345         (main): Recognize new options -a, -c.  Also recognize -h if h8/300.
3346         Only process -c ifdef SIM_HAVE_SIMCACHE.
3347         Only process -p/-s ifdef SIM_HAVE_PROFILE.
3348         Parse program name from argv[0] and use in error messages.
3349         Pass sim_args to sim_open.  Pass prog_args to sim_create_inferior.
3350         Add support for incomplete h8/300 termination indicators.
3351         (usage): Make more verbose.
3352         * aclocal.m4,config.in,tconfig.in,configure.in,configure: New files.
3353         * Makefile.in,Make-common.in,callback.c: New files.
3354         * nltvals.def,gentmap.c,gentvals.sh: New files.
3355
3356 Tue Nov 12 13:34:00 1996  Dawn Perchik  <dawn@cygnus.com>
3357
3358         * run.c: Include stdarg.h if __STDC__.
3359
3360 Tue Oct 15 11:16:31 1996  Jeffrey A Law  (law@cygnus.com)
3361
3362         * run.c (main): Don't print out anything if the signal
3363         number is zero (ie no signal).
3364
3365 Tue Oct 15 11:20:44 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
3366
3367         * run.c (main): Print out if the program raised a signal.
3368
3369 Wed Sep 18 09:52:14 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
3370
3371         * run.c (exec_bfd): Rename from sim_bfd, to use the gdb name.
3372         (main): Ditto.
3373
3374 Tue Sep 17 11:04:50 1996  James G. Smith  <jsmith@cygnus.co.uk>
3375
3376         * run.c (main): Explicitly cast malloc() parameter.
3377
3378 Thu Sep 12 11:27:21 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
3379
3380         * run.c (sim_bfd): New global to hold the bfd pointer for the
3381         executable.
3382         (main): Initialize sim_bfd.
3383
3384 Fri Dec 15 16:27:49 1995  Ian Lance Taylor  <ian@cygnus.com>
3385
3386         * run.c (main): Use new bfd_big_endian macro.
3387
3388 Wed Nov  8 15:49:49 1995  James G. Smith  <jsmith@pasanda.cygnus.co.uk>
3389
3390         * run.c (main): Removed SH specific comments, so source is
3391         generic. Also updated to only load relevant sections. Moved
3392         sim_open() to after callback attach (to match GDB).
3393
3394         * run.1: Removed SH specific comments.
3395
3396 Sat Oct 21 12:31:01 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
3397
3398         * run.c (main): Always return sigrc at end.
3399
3400 Tue Oct 10 12:03:13 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
3401
3402         * run.c (main): Print error diagnostic and exit if bfd_openr() or
3403         bfd_check_format() fails.
3404
3405 Thu Sep 28 15:40:36 1995  steve chamberlain  <sac@slash.cygnus.com>
3406
3407         * run.c, run.1: From sh directory.
3408
3409