sim/d10v/ChangeLog

   1 2021-03-08  Mike Frysinger  <vapier@gentoo.org>
   2
   3         * Makefile.in (gencode): Delete $(BUILD_LIB).
   4
   5 2021-02-28  Mike Frysinger  <vapier@gentoo.org>
   6
   7         * configure: Regenerate.
   8
   9 2021-02-21  Mike Frysinger  <vapier@gentoo.org>
  10
  11         * configure.ac (AC_CONFIG_MACRO_DIRS): Replace common with m4.
  12         * aclocal.m4, configure: Regenerate.
  13
  14 2021-02-13  Mike Frysinger  <vapier@gentoo.org>
  15
  16         * configure.ac: Replace sinclude with AC_CONFIG_MACRO_DIRS.
  17         * aclocal.m4, configure: Regenerate.
  18
  19 2021-02-06  Mike Frysinger  <vapier@gentoo.org>
  20
  21         * configure: Regenerate.
  22
  23 2021-01-11  Mike Frysinger  <vapier@gentoo.org>
  24
  25         * config.in, configure: Regenerate.
  26         * interp.c, simops.c: Delete HAVE_STRING_H, HAVE_STRINGS_H,
  27         HAVE_STDLIB_H, and strings.h include.
  28
  29 2021-01-09  Mike Frysinger  <vapier@gentoo.org>
  30
  31         * d10v_sim.h (State): Change to an extern.
  32         * interp.c (State): Define.
  33
  34 2021-01-09  Mike Frysinger  <vapier@gentoo.org>
  35
  36         * configure: Regenerate.
  37
  38 2021-01-09  Mike Frysinger  <vapier@gentoo.org>
  39
  40         * configure.ac (SIM_AC_OPTION_WARNINGS): Pass "no".
  41         * configure: Regenerate.
  42
  43 2021-01-08  Mike Frysinger  <vapier@gentoo.org>
  44
  45         * configure: Regenerate.
  46
  47 2021-01-04  Mike Frysinger  <vapier@gentoo.org>
  48
  49         * configure: Regenerate.
  50
  51 2017-09-06  John Baldwin  <jhb@FreeBSD.org>
  52
  53         * configure: Regenerate.
  54
  55 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  56
  57         * config.in, configure: Regenerate.
  58
  59 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  60
  61         * configure: Regenerate.
  62
  63 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  64
  65         * configure.ac (SIM_AC_OPTION_ENVIRONMENT): Delete call.
  66         * configure: Regenerate.
  67
  68 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  69
  70         * configure: Regenerate.
  71
  72 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  73
  74         * configure: Regenerate.
  75
  76 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  77
  78         * configure.ac (SIM_AC_OPTION_INLINE): Delete call.
  79         * configure: Regenerate.
  80
  81 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  82
  83         * configure: Regenerate.
  84
  85 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  86
  87         * configure: Regenerate.
  88
  89 2016-01-09  Mike Frysinger  <vapier@gentoo.org>
  90
  91         * config.in, configure: Regenerate.
  92
  93 2016-01-06  Mike Frysinger  <vapier@gentoo.org>
  94
  95         * interp.c (sim_open): Mark argv const.
  96         (sim_create_inferior): Mark argv and env const.
  97
  98 2016-01-04  Mike Frysinger  <vapier@gentoo.org>
  99
 100         * endian.c (get_word): Delete all arch/big endian logic.
 101         (get_longword, write_word, write_longword): Likewise.
 102
 103 2016-01-03  Mike Frysinger  <vapier@gentoo.org>
 104
 105         * interp.c (sim_open): Update sim_parse_args comment.
 106
 107 2016-01-03  Mike Frysinger  <vapier@gentoo.org>
 108
 109         * configure.ac (SIM_AC_OPTION_HOSTENDIAN): Delete.
 110         * configure: Regenerate.
 111
 112 2016-01-02  Mike Frysinger  <vapier@gentoo.org>
 113
 114         * configure: Regenerate.
 115
 116 2015-12-30  Mike Frysinger  <vapier@gentoo.org>
 117
 118         * wrapper.c (d10v_reg_store, d10v_reg_fetch): Define.
 119         (sim_open): Call CPU_REG_FETCH/CPU_REG_STORE.
 120         (sim_store_register): Rename to ...
 121         (d10v_reg_store): ... this.  Rename cpu to sd.
 122         (sim_fetch_register): Rename to ...
 123         (d10v_reg_fetch): ... this.  Rename cpu to sd.
 124
 125 2015-12-27  Mike Frysinger  <vapier@gentoo.org>
 126
 127         * Makefile.in (SIM_OBJS): Delete sim-hload.o.
 128
 129 2015-12-26  Mike Frysinger  <vapier@gentoo.org>
 130
 131         * config.in, configure: Regenerate.
 132
 133 2015-11-15  Mike Frysinger  <vapier@gentoo.org>
 134
 135         * Makefile.in (SIM_OBJS): Delete sim-reason.o and sim-stop.o.
 136
 137 2015-11-15  Mike Frysinger  <vapier@gentoo.org>
 138
 139         * interp.c (sim_open): Delete sim_create_inferior call.
 140
 141 2015-11-15  Mike Frysinger  <vapier@gentoo.org>
 142
 143         * d10v_sim.h (d10v_callback): Delete.
 144         * interp.c (d10v_callback): Delete.
 145         (do_long, do_2_short, do_parallel, set_dmap_register,
 146         set_imap_register, xfer_mem, dmem_addr, imem_addr, sim_info,
 147         sim_create_inferior): Replace d10v_callback->printf_filtered
 148         with sim_io_printf.
 149         (sim_open): Delete d10v_callback assignment.
 150         * simops.c (move_to_cr, trace_input_func, do_trace_output_flush,
 151         do_trace_output_finish, trace_output_40, trace_output_32,
 152         trace_output_16, trace_output_void, trace_output_flag, OP_5F20,
 153         OP_5201, OP_27000000, OP_3220, OP_3400, OP_3000, OP_6C1F, OP_6C01,
 154         OP_6E1F, OP_6E01): Replace d10v_callback->printf_filtered with
 155         sim_io_printf and d10v_callback->flush_stdout with
 156         sim_io_flush_stdout.
 157         (OP_5F00): Likewise.  Rename d10v_callback to cb.
 158
 159 2015-11-15  Mike Frysinger  <vapier@gentoo.org>
 160
 161         * Makefile.in (SIM_OBJS): Add sim-reason.o, sim-resume.o, and
 162         sim-stop.o.
 163         * d10v_sim.h (struct d10v_memory): Delete fault member.
 164         (struct _state): Delete exception member.
 165         * interp.c (lookup_hash): Call sim_engine_halt instead of setting
 166         State.exception.
 167         (do_2_short, do_parallel): Delete State.exception checks.
 168         (sim_size): Mark static.
 169         (map_memory): Call sim_engine_halt instead of returning fault.
 170         Call xcalloc instead of calloc and checking the return.
 171         (dmem_addr): Call sim_engine_halt when phys_size is 0.
 172         (imem_addr): Likewise.
 173         (stop_simulator, sim_stop, sim_stop_reason): Delete.
 174         (sim_resume): Rename to ...
 175         (step_once): ... this.  Delete State.exception code and move
 176         siggnal checking to sim_engine_run.
 177         (sim_engine_run): New function.
 178         * simops.c (EXCEPTION): Define.
 179         (move_to_cr): Call EXCEPTION instead of setting State.exception.
 180         (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
 181         OP_6601, OP_6201, OP_6200, OP_33010000, OP_5201, OP_27000000,
 182         OP_2F000000, OP_3220, OP_3200, OP_3400, OP_3000, OP_34000000,
 183         OP_6800, OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000,
 184         OP_6A00, OP_6E1F, OP_6A01, OP_6E01, OP_37010000, OP_5FE0): Likewise.
 185         (OP_5F20): Call sim_engine_halt instead of setting State.exception.
 186         (OP_5F00): Call sim_engine_halt and EXCEPTION instead of setting
 187         State.exception.
 188
 189 2015-11-15  Mike Frysinger  <vapier@gentoo.org>
 190
 191         * d10v_sim.h (struct simops): Add SIM_DESC and SIM_CPU to func args.
 192         (SET_CREG, SET_HW_CREG, SET_PSW_BIT): Pass sd and cpu to move_to_cr.
 193         (dmem_addr, imem_addr, move_to_cr): Add SIM_DESC and SIM_CPU args.
 194         (RB, SW, RW, SLW, RLW): Pass sd and cpu to dmem_addr.
 195         * endian.c: Change d10v_sim.h include to sim-main.h.
 196         * gencode.c: Likewise.  Add SIM_DESC and SIM_CPU args to all OPs.
 197         * interp.c (lookup_hash, do_long, do_2_short, do_parallel,
 198         map_memory, set_dmap_register, dmap_register, set_imap_register,
 199         imap_register, sim_d10v_translate_dmap_addr, xfer_mem,
 200         sim_d10v_translate_imap_addr, sim_d10v_translate_addr): Add
 201         SIM_DESC and SIM_CPU args and adjust all callers.
 202         (trace_sd): Delete.
 203         (sim_open): Do not assign trace_sd.
 204         (sim_resume, sim_create_inferior, sim_fetch_register,
 205         sim_store_register): Set up cpu from the first one in sd.
 206         * simops.c (move_to_cr): Add SIM_DESC and SIM_CPU args.
 207         (trace_input_func, trace_input, do_trace_output_finish,
 208         do_trace_output_finish, trace_output_40, trace_output_32,
 209         trace_output_16, trace_output_void, trace_output_flag): Add
 210         SIM_DESC arg.
 211         (trace_input_func): Likewise.  Change trace_sd to sd.
 212         (OP_*): Add SIM_DESC and SIM_CPU args to all OP funcs.
 213
 214 2015-11-14  Mike Frysinger  <vapier@gentoo.org>
 215
 216         * interp.c (sim_close): Delete.
 217
 218 2015-11-10  Mike Frysinger  <vapier@gentoo.org>
 219
 220         * interp.c (sim_d10v_translate_dmap_addr): Mark static.
 221         (sim_d10v_translate_imap_addr): Likewise.
 222         (sim_d10v_translate_addr): Likewise.
 223
 224 2015-06-23  Mike Frysinger  <vapier@gentoo.org>
 225
 226         * configure: Regenerate.
 227
 228 2015-06-12  Mike Frysinger  <vapier@gentoo.org>
 229
 230         * configure: Regenerate.
 231
 232 2015-06-12  Mike Frysinger  <vapier@gentoo.org>
 233
 234         * configure: Regenerate.
 235
 236 2015-04-18  Mike Frysinger  <vapier@gentoo.org>
 237
 238         * sim-main.h (SIM_CPU): Delete.
 239
 240 2015-04-18  Mike Frysinger  <vapier@gentoo.org>
 241
 242         * sim-main.h (sim_cia): Delete.
 243
 244 2015-04-17  Mike Frysinger  <vapier@gentoo.org>
 245
 246         * sim-main.h (CIA_GET, CIA_SET): Delete.
 247
 248 2015-04-17  Mike Frysinger  <vapier@gentoo.org>
 249
 250         * interp.c (d10v_pc_get, d10v_pc_set): New functions.
 251         (sim_open): Declare new local var i.  Call CPU_PC_FETCH &
 252         CPU_PC_STORE for all cpus.
 253
 254 2015-04-15  Mike Frysinger  <vapier@gentoo.org>
 255
 256         * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
 257         * sim-main.h (STATE_CPU): Delete.
 258
 259 2015-04-13  Mike Frysinger  <vapier@gentoo.org>
 260
 261         * configure: Regenerate.
 262
 263 2015-04-06  Mike Frysinger  <vapier@gentoo.org>
 264
 265         * Makefile.in (SIM_OBJS): Delete sim-engine.o.
 266
 267 2015-04-02  Mike Frysinger  <vapier@gentoo.org>
 268
 269         * interp.c (lookup_hash): Change SIGILL to GDB_SIGNAL_ILL.
 270         (sim_resume): Change SIGBUS/SIGSEGV to GDB_SIGNAL_BUS, SIGILL to
 271         GDB_SIGNAL_ILL, and SIGTRAP to GDB_SIGNAL_TRAP.
 272
 273 2015-04-01  Mike Frysinger  <vapier@gentoo.org>
 274
 275         * interp.c (sim_set_profile, sim_set_profile_size): Delete.
 276
 277 2015-03-31  Mike Frysinger  <vapier@gentoo.org>
 278
 279         * Makefile.in (simops.o): New rule.
 280
 281 2015-03-30  Mike Frysinger  <vapier@gentoo.org>
 282
 283         * d10v_sim.h (text, text_start, text_end, prog_bfd): Delete.
 284         (SEXT8, SEXT16, SEXT32, MASK32): Undefine.
 285         * interp.c: Delete run-sim.h and d10v_sim.h includes.  Include
 286         sim-main.h and sim-options.h.
 287         (myname, sim_kind, init_text_p, prog_bfd_was_opened_p, prog_bfd,
 288         text, text_start, text_end, decode_pc, sim_set_profile,
 289         sim_set_profile_size, sim_set_trace, sim_set_callbacks,
 290         sim_trace, sim_do_command, sim_load): Delete.
 291         (INLINE): Delete define.
 292         (free_state): New function.
 293         (trace_sd): Declare global variable.
 294         (sim_open): Rewrite to use new common logic.
 295         (sim_close): Delete body.
 296         * Makefile.in (SIM_RUN_OBJS, SIM_EXTRA_CFLAGS): Delete.
 297         (SIM_OBJS): Change to $(SIM_NEW_COMMON_OBJS).
 298         * sim-main.h: New file.
 299         * simops.c: Change d10v_sim.h include to sim-main.h.
 300         (trace_input_func): Rewrite pc checks to use trace_sd.
 301
 302 2015-03-30  Mike Frysinger  <vapier@gentoo.org>
 303
 304         * Makefile.in (SIM_EXTRA_CFLAGS): Delete -DNEED_UI_LOOP_HOOK.
 305         * interp.c [NEED_UI_LOOP_HOOK] (UI_LOOP_POLL_INTERVAL,
 306         ui_loop_hook_counter, deprecated_ui_loop_hook): Delete.
 307         (sim_resume) [NEED_UI_LOOP_HOOK]: Delete ui code.
 308
 309 2015-03-30  Mike Frysinger  <vapier@gentoo.org>
 310
 311         * Makefile.in (gencode.o, d10v-opc.o): Add $(WARN_CFLAGS).
 312         (gencode): Add $(BUILD_LDFLAGS).
 313         * endian.c (get_word, get_longword, get_longlong, write_word,
 314         write_longword, write_longlong): Convert old style prototypes.
 315         * gencode.c: Include string.h.
 316         (main): Convert old style prototype.
 317         (write_header): Convert old style prototype and fix printf format.
 318         (write_template, write_opcodes): Likewise.
 319         (check_opcodes): Mark static void.
 320         * interp.c: Include inttypes.h and run-sim.h.
 321         (hash, lookup_hash, decode_pc, do_long, do_2_short, do_parallel,
 322         add_commas, sim_size, sim_write, sim_read, sim_open, sim_close,
 323         sim_set_profile, sim_set_profile_size, sim_stop, +sim_resume,
 324         sim_info, sim_set_callbacks, sim_stop_reason, sim_fetch_register,
 325         sim_store_register, sim_do_command, sim_load): Convert old style
 326         prototypes.
 327         (sim_create_inferior): Fix pointer cast to use uintptr_t.
 328         * simops.c (strrchr): Delete prototype.
 329         (trace_input_func): Mark name static.
 330         (trace_input_func, trace_output_void, trace_output_flag): Convert old style
 331         prototypes.
 332         (OP_*): Convert old style prototypes.
 333
 334 2015-03-30  Mike Frysinger  <vapier@gentoo.org>
 335
 336         * Makefile.in (interp.o, simops.o, endian.o, table.o): Delete rules.
 337         * configure.ac: Call SIM_AC_OPTION_ENDIAN, SIM_AC_OPTION_ALIGNMENT,
 338         SIM_AC_OPTION_HOSTENDIAN, SIM_AC_OPTION_ENVIRONMENT, and
 339         SIM_AC_OPTION_INLINE.
 340         * config.in, configure: Regenerate.
 341         * interp.c (sim_trace): Define.
 342
 343 2015-03-16  Mike Frysinger  <vapier@gentoo.org>
 344
 345         * config.in, configure: Regenerate.
 346
 347 2015-03-14  Mike Frysinger  <vapier@gentoo.org>
 348
 349         * Makefile.in (SIM_EXTRA_CFLAGS): Add
 350         -DSIM_USE_DEPRECATED_RUN_FRONTEND.
 351         (SIM_RUN_OBJS): Set to run.o.
 352
 353 2015-03-14  Mike Frysinger  <vapier@gentoo.org>
 354
 355         * configure.ac (AC_CHECK_HEADERS): Delete.
 356         * aclocal.m4, configure: Regenerate.
 357
 358 2014-08-19  Alan Modra  <amodra@gmail.com>
 359
 360         * configure: Regenerate.
 361
 362 2014-08-15  Roland McGrath  <mcgrathr@google.com>
 363
 364         * configure: Regenerate.
 365         * config.in: Regenerate.
 366
 367 2014-03-10  Mike Frysinger  <vapier@gentoo.org>
 368
 369         * interp.c (sim_do_command): Add const to cmd.
 370
 371 2014-03-05  Mike Frysinger  <vapier@gentoo.org>
 372
 373         * interp.c (sim_load): Add const to prog.
 374
 375 2014-03-04  Mike Frysinger  <vapier@gentoo.org>
 376
 377         * configure: Regenerate.
 378
 379 2013-09-23  Alan Modra  <amodra@gmail.com>
 380
 381         * configure: Regenerate.
 382
 383 2013-06-03  Mike Frysinger  <vapier@gentoo.org>
 384
 385         * aclocal.m4, configure: Regenerate.
 386
 387 2013-05-10  Freddie Chopin  <freddie_chopin@op.pl>
 388
 389         * configure: Rebuild.
 390
 391 2012-06-19  Joel Brobecker  <brobecker@adacore.com>
 392
 393         * interp.c: #include "config.h" instead of "sysdep.h".
 394         Add conditional include of string.h or strings.h, as well as
 395         conditional include of stdlib.h.
 396
 397 2012-06-15  Joel Brobecker  <brobecker@adacore.com>
 398
 399         * config.in, configure: Regenerate.
 400
 401 2012-05-24  Pedro Alves  <palves@redhat.com>
 402
 403         PR gdb/7205
 404
 405         Replace TARGET_SIGNAL_ with GDB_SIGNAL_ throughout.
 406
 407 2012-03-24  Mike Frysinger  <vapier@gentoo.org>
 408
 409         * aclocal.m4, config.in, configure: Regenerate.
 410
 411 2011-12-03  Mike Frysinger  <vapier@gentoo.org>
 412
 413         * aclocal.m4: New file.
 414         * configure: Regenerate.
 415
 416 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
 417
 418         * configure.ac: Change include to common/acinclude.m4.
 419
 420 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
 421
 422         * configure.ac: Change AC_PREREQ to 2.64.  Delete AC_CONFIG_HEADER
 423         call.  Replace common.m4 include with SIM_AC_COMMON.
 424         * configure: Regenerate.
 425
 426 2010-04-14  Mike Frysinger  <vapier@gentoo.org>
 427
 428         * interp.c (sim_write): Add const to buffer arg.
 429
 430 2010-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 431
 432         * configure: Regenerate.
 433
 434 2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 435
 436         * config.in: Regenerate.
 437         * configure: Likewise.
 438
 439         * configure: Regenerate.
 440
 441 2008-07-11  Hans-Peter Nilsson  <hp@axis.com>
 442
 443         * configure: Regenerate to track ../common/common.m4 changes.
 444         * config.in: Ditto.
 445
 446 2008-06-06  Vladimir Prus  <vladimir@codesourcery.com>
 447             Daniel Jacobowitz  <dan@codesourcery.com>
 448             Joseph Myers  <joseph@codesourcery.com>
 449
 450         * configure: Regenerate.
 451
 452 2006-12-21  Hans-Peter Nilsson  <hp@axis.com>
 453
 454         * acconfig.h: Remove.
 455         * config.in: Regenerate.
 456
 457 2006-06-13  Richard Earnshaw  <rearnsha@arm.com>
 458
 459         * configure: Regenerated.
 460
 461 2006-06-05  Daniel Jacobowitz  <dan@codesourcery.com>
 462
 463         * configure: Regenerated.
 464
 465 2006-05-31  Daniel Jacobowitz  <dan@codesourcery.com>
 466
 467         * configure: Regenerated.
 468
 469 2006-04-18  Nick Clifton  <nickc@redhat.com>
 470
 471         * interp.c (sim_stop_reason): Fix typo.
 472
 473 2005-11-28  Mark Mitchell  <mark@codesourcery.com>
 474
 475         * interp.c (gdb/signals.h): Include it.
 476         (sim_stop_reason): Use TARGET_SIGNAL_*.
 477
 478 2005-03-23  Mark Kettenis  <kettenis@gnu.org>
 479
 480         * configure: Regenerate.
 481
 482 2005-01-14  Andrew Cagney  <cagney@gnu.org>
 483
 484         * configure.ac: Sinclude aclocal.m4 before common.m4.  Add
 485         explicit call to AC_CONFIG_HEADER.
 486         * configure: Regenerate.
 487
 488 2005-01-12  Andrew Cagney  <cagney@gnu.org>
 489
 490         * configure.ac: Update to use ../common/common.m4.
 491         * configure: Re-generate.
 492
 493 2005-01-11  Andrew Cagney  <cagney@localhost.localdomain>
 494
 495         * configure: Regenerated to track ../common/aclocal.m4 changes.
 496
 497 2005-01-07  Andrew Cagney  <cagney@gnu.org>
 498
 499         * configure.ac: Rename configure.in, require autoconf 2.59.
 500         * configure: Re-generate.
 501
 502 2004-12-08  Hans-Peter Nilsson  <hp@axis.com>
 503
 504         * configure: Regenerate for ../common/aclocal.m4 update.
 505
 506 2004-06-28  Andrew Cagney  <cagney@gnu.org>
 507
 508         * interp.c (sim_resume): Rename ui_loop_hook to
 509         deprecated_ui_loop_hook.
 510
 511 2003-10-30  Andrew Cagney  <cagney@redhat.com>
 512
 513         * simops.c: Replace "struct symbol_cache_entry" with "struct
 514         bfd_symbol".
 515
 516 2003-06-22  Andrew Cagney  <cagney@redhat.com>
 517
 518         * interp.c (xfer_mem): Simplify.  Only do a single partial
 519         transfer.  Problem reported by Tom Rix.
 520
 521 2003-05-07  Andrew Cagney  <cagney@redhat.com>
 522
 523         * interp.c (sim_d10v_translate_addr): Add "regcache" parameter.
 524         (sim_d10v_translate_imap_addr): Ditto.
 525         (sim_d10v_translate_dmap_addr): Ditto.
 526         (xfer_mem): Pass NULL regcache to sim_d10v_translate_addr.
 527         (dmem_addr): Pass NULL regcache to sim_d10v_translate_dmap_addr.
 528         (dmap_register, imap_register): Add "regcache" parameter.
 529         (imem_addr): Pass NULL regcache to sim_d10v_translate_imap_addr.
 530         (sim_fetch_register): Pass NULL regcache to imap_register and
 531         dmap_register.
 532
 533 2003-02-27  Andrew Cagney  <cagney@redhat.com>
 534
 535         * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
 536
 537 2002-11-13  Andrew Cagney  <cagney@redhat.com>
 538
 539         * simops.c: Include <string.h>.
 540
 541 2002-06-17  Andrew Cagney  <cagney@redhat.com>
 542
 543         * d10v_sim.h (SET_PSW_BIT): Add cast to avoid inverting an enum.
 544
 545 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
 546
 547         * configure: Regenerated to track ../common/aclocal.m4 changes.
 548
 549 2002-06-13  Tom Rix  <trix@redhat.com>
 550
 551         * interp.c (xfer_mem): Fix transfers across multiple segments.
 552
 553 2002-06-09  Andrew Cagney  <cagney@redhat.com>
 554
 555         * Makefile.in (INCLUDE): Update path to callback.h.
 556         * gencode.c: Do not include "callback.h".
 557         * d10v_sim.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
 558         * interp.c: Ditto.
 559
 560 2002-06-08  Andrew Cagney  <cagney@redhat.com>
 561
 562         * interp.c (sim_fetch_register): Fix name of enum used in cast.
 563         (sim_store_register): Ditto.
 564
 565 2002-06-02  Elena Zannoni  <ezannoni@redhat.com>
 566
 567         From Jason Eckhardt <jle@redhat.com>
 568         * d10v_sim.h (INC_ADDR): Correctly handle the case where MOD_E is
 569         less than MOD_S (post-decrement).
 570
 571 2002-06-01  Andrew Cagney  <ac131313@redhat.com>
 572
 573         * interp.c (sim_fetch_register, sim_store_register): Use a switch
 574         statement and enums from "sim-d10v.h".
 575
 576 2002-05-28  Elena Zannoni  <ezannoni@redhat.com>
 577
 578         * interp.c (sim_create_inferior): Add comment.
 579
 580         From Alan Matsuoka <alanm@redhat.com>:
 581         From 2001-04-27 Jason Eckhardt <jle@cygnus.com>:
 582         * simops.c (OP_4400): Output "mvf0f" instead of "mf0f".
 583         (OP_4401): Output "mvf0t" instead of "mf0t".
 584         (OP_460B): Do not output a flag register.
 585         (OP_4609): Do not output a flag register.
 586
 587 2002-05-23  Andrew Cagney  <ac131313@redhat.com>
 588
 589         * Makefile.in (INCLUDE): Add "gdb/sim-d10v.h".
 590         * interp.c: Include "gdb/sim-d10v.h" instead of "sim-d10v.h".
 591
 592 2001-08-01  John R. Moore  <jmoore@redhat.com>
 593
 594         * interp.c (sim_create_inferior): Removed a hack that stated
 595         it was setting r0/r1 with argc/argv.
 596
 597 2001-04-15  J.T. Conklin  <jtc@redback.com>
 598
 599         * Makefile.in (simops.o): Add simops.h to dependency list.
 600
 601 Tue May 23 21:39:23 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 602
 603         * configure: Regenerated to track ../common/aclocal.m4 changes.
 604
 605 Tue Apr 18 16:26:41 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 606
 607         * interp.c (sim_resume): Deliver SIGILL.
 608         (lookup_hash): Do not print SIGILL message.
 609
 610 Tue Feb 22 18:24:56 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 611
 612         * Makefile.in (SIM_EXTRA_CFLAGS): Define SIM_HAVE_ENVIRONMENT.
 613         * interp.c (sim_set_trace): Replace sim_trace.  Enable tracing.
 614
 615 Tue Feb  8 17:41:12 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 616
 617         * d10v_sim.h (SIG_D10V_BUS): Define.
 618
 619         * simops.c (address_exception): Delete function.
 620         (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
 621         OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
 622         OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
 623         OP_6E1F, OP_6A01, OP_6E01, OP_37010000): Replace call to
 624         address_exception with code that sets SIG_D10V_BUS.
 625
 626         * interp.c (sim_resume): When SIGBUS or SIGSEGV, deliver a bus
 627         error to the simulator before resuming execution.
 628         (sim_trace): Check stop reason and use that to determine sim_trace
 629         return value.
 630         (sim_stop_reason): For SIG_D10V_BUS return a SIGBUS / SIGSEGV
 631         sigrc.
 632
 633 Tue Jan 18 16:07:42 MST 2000    Diego Novillo <dnovillo@cygnus.com>
 634
 635         * interp.c (sim_create_inferior): Change internal initial value for
 636         DMAP2 to 0x2000.
 637
 638 Mon Jan  3 02:06:07 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 639
 640         * interp.c (lookup_hash): Stop the update of the PC when there was
 641         an illegal instruction exception.
 642
 643 Mon Jan  3 00:14:33 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 644
 645         * simops.c (address_exception): New function.
 646         (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
 647         OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
 648         OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
 649         OP_6E1F, OP_6A01, OP_6E01, OP_37010000): For "ld", "ld2w", "st"
 650         and "st2w" check that the address is aligned.
 651
 652 1999-12-30  Chandra Chavva   <cchavva@cygnus.com>
 653
 654         * d10v_sim.h (INC_ADDR): Added code to assign
 655         proper address for loads with predec operations.
 656
 657 1999-11-25  Nick Clifton  <nickc@cygnus.com>
 658
 659         * simops.c (OP_4E0F): New function: Simulate new bit pattern for
 660         cpfg instruction.
 661
 662 Fri Oct 29 18:34:28 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 663
 664         * simops.c (move_to_cr): Don't allow user to set PSW.DM in either
 665         DPSW and BPSW.
 666
 667 Thu Oct 28 01:26:18 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 668
 669         * simops.c (OP_5F20): Use SET_HW_PSW when updating PSW.
 670         (PSW_HW_MASK): Declare.
 671
 672         * d10v_sim.h (move_to_cr): Add ``psw_hw_p'' parameter.
 673         (SET_CREG, SET_PSW_BIT): Update.
 674         (SET_HW_CREG, SET_HW_PSW): Define.
 675
 676 Sun Oct 24 21:38:04 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 677
 678         * interp.c (sim_d10v_translate_dmap_addr): Fix extraction of IOSP
 679         for DMAP3.
 680
 681 Sun Oct 24 16:04:16 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 682
 683         * interp.c (sim_d10v_translate_addr): New function.
 684         (xfer_mem): Rewrite.  Use sim_d10v_translate_addr.
 685         (map_memory): Make INLINE.
 686
 687 Sun Oct 24 13:45:19 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 688
 689         * interp.c (sim_d10v_translate_dmap_addr): New function.
 690         (dmem_addr): Rewrite. Use sim_d10v_translate_dmap_addr.  Change
 691         offset parameter to type uint16.
 692         * d10v_sim.h (dmem_addr): Update declaration.
 693
 694 Sun Oct 24 13:07:31 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 695
 696         * interp.c (imap_register, set_imap_register, dmap_register,
 697         set_imap_register): Use map_memory.
 698         (DMAP): Update.
 699         (sim_create_inferior): Initialize all DMAP registers.  NOTE that
 700         DMAP2, in internal memory mode, is set to 0x0000 and NOT
 701         0x2000. This is consistent with the older d10v boards.
 702
 703 Sun Oct 24 11:22:12 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 704
 705         * interp.c (sim_d10v_translate_imap_addr): New function.
 706         (imem_addr): Rewrite.  Use sim_d10v_translate_imap_addr.
 707         (last_from, last_to): Declare.
 708
 709 Sun Oct 24 01:21:56 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 710
 711         * d10v_sim.h (struct d10v_memory): Define.  Support very long
 712         memories.
 713         (struct _state): Replace imem, dmem and umem by mem.
 714         (IMAP_BLOCK_SIZE, DMAP_BLOCK_SIZE, SEGMENT_SIZE, IMEM_SEGMENTS,
 715         DMEM_SEGMENTS, UMEM_SEGMENTS): Define.
 716
 717         * interp.c (map_memory): New function.
 718         (sim_size, xfer_memory, imem_addr, dmem_addr): Update.
 719         (UMEM_SEGMENTS): Moveed to "d10v_sim.h".
 720         (IMEM_SIZEDMEM_SIZE): Delete.
 721
 722 Sat Oct 23 20:06:58 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 723
 724         * interp.c: Include "sim-d10v.h".
 725         (imap_register, set_imap_register, dmap_register,
 726         set_dmap_register, spi_register, spu_register, set_spi_register,
 727         set_spu_register): New functions.
 728         (sim_create_inferior): Update.
 729         (sim_fetch_register, sim_store_register): Rewrite.  Use enums
 730         defined in sim-d10v.h.
 731
 732         * d10v_sim.h (DEBUG_MEMORY): Define.
 733         (IMAP0, IMAP1, DMAP, SET_IMAP0, SET_IMAP1, SET_DMAP): Delete.
 734
 735 Sat Oct 23 18:41:18 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 736
 737         * interp.c (sim_open): Allow a debug value to be passed to the -t
 738         option.
 739         (lookup_hash): Don't exit on an illegal instruction.
 740         (do_long, do_2_short, do_parallel): Check for failed instruction
 741         lookup.
 742
 743 Mon Oct 18 18:03:24 MDT 1999    Diego Novillo <dnovillo@cygnus.com>
 744
 745         * simops.c (OP_3220): Fix trace output for illegal accumulator
 746         message.
 747
 748 1999-09-14  Nick Clifton  <nickc@cygnus.com>
 749
 750         * simops.c: Disable setting of DM bit in PSW.
 751
 752 Wed Sep  8 19:34:55 MDT 1999    Diego Novillo <dnovillo@cygnus.com>
 753
 754         * simops.c (op_types): Added new memory indirect type OP_MEMREF3.
 755         (trace_input_func): Added support for OP_MEMREF3.
 756         (OP_32010000): New instruction ld.
 757         (OP_33010000): New instruction ld2w.
 758         (OP_5209): New instruction sac.
 759         (OP_4209): New instruction sachi.
 760         (OP_3220): New instruction slae.
 761         (OP_36010000): New instruction st.
 762         (OP_37010000): New instruction st2w.
 763
 764 1999-09-09  Stan Shebs  <shebs@andros.cygnus.com>
 765
 766         * interp.c (old_segment_mapping): New global.
 767         (xfer_mem): Change the default segment mapping to be the way
 768         that Mitsubishi prefers, but use the previous mapping if
 769         old_segment_mapping is true.
 770         (sim_open): Add an option -oldseg to get the old mapping.
 771         (sim_create_inferior): Init mapping registers based on the
 772         value of old_segment_mapping.
 773
 774 1999-09-07  Nick Clifton  <nickc@cygnus.com>
 775
 776         * simops.c (OP_6601): Do not write back decremented address if
 777         either of the destination registers was the same as the address
 778         register.
 779         (OP_6201): Do not write back incremented address if either of the
 780         destination registers was the same as the address register.
 781
 782 Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 783
 784         * configure: Regenerated to track ../common/aclocal.m4 changes.
 785
 786 1999-05-08  Felix Lee  <flee@cygnus.com>
 787
 788         * configure: Regenerated to track ../common/aclocal.m4 changes.
 789
 790 1999-04-02  Keith Seitz  <keiths@cygnus.com>
 791
 792         * interp.c (ui_loop_hook_counter): New global (when NEED_UI_LOOP_HOOK
 793         defined).
 794         (sim_resume): If the counter has expired, call the ui_loop_hook,
 795         if defined.
 796         (UI_LOOP_POLL_INTERVAL): Define. Used to tweak the frequency of
 797         ui_loop_hook calls.
 798         * Makefile.in (SIM_EXTRA_CFLAGS): Include NEED_UI_LOOP_HOOK.
 799
 800 Wed Mar 10 19:32:13 1999  Nick Clifton  <nickc@cygnus.com>
 801
 802         * simops.c: If load instruction with auto increment/decrement
 803         addressing is used when the destination register is the same as
 804         the address register, then ignore the auto increment/decrement.
 805
 806 Wed Mar 10 19:32:13 1999  Martin M. Hunt  <hunt@cygnus.com>
 807
 808         * simops.c (OP_5F00): Ifdef SYS_stat case because
 809         not all systems have it defined.
 810
 811 1999-01-26  Jason Molenda  (jsm@bugshack.cygnus.com)
 812
 813         * simops.c (OP_5607): Correct saturation comparison/assignment.
 814         (OP_1201, OP_1203, OP_17001200, OP_17001202,
 815          OP_2A00, OP_2800, OP_2C00, OP_3200, OP_3201,
 816          OP_1001, OP_1003, OP_17001000, OP_17001002): Ditto.
 817
 818 1999-01-26  Jason Molenda  (jsm@bugshack.cygnus.com)
 819
 820         * simops.c (OP_5605): Sign extend MIN32 and MAX32 before saturation
 821         comparison.
 822         (OP_5607): Ditto.
 823         (OP_2A00): Ditto.
 824         (OP_2800): Ditto.
 825
 826 1999-01-13  Jason Molenda  (jsm@bugshack.cygnus.com)
 827
 828         * simops.c (OP_1223): Sign extend MIN32 and MAX32 before saturation
 829         comparison.
 830
 831 Tue Nov 24 17:04:43 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 832
 833         * simops.c (sys/syscall.h): Include targ-vals.h instead.
 834         (SYS_*): Replace with TARGET_SYS_*.
 835
 836         * Makefile.in: Add dependency on targ-vals.h.
 837         (NL_TARGET): Define as NL_TARGET_d10v.
 838
 839 Wed Sep 30 00:06:32 1998  Andrew Cagney  <cagney@amy.cygnus.com>
 840
 841         * interp.c (xfer_mem): Missing break, instruction memory case
 842         flowed into unified memory case.
 843
 844 Wed Sep 30 10:14:18 1998  Nick Clifton  <nickc@cygnus.com>
 845
 846         * simops.c: If load instruction with auto increment/decrement
 847         addressing is used when the destination register is the same as
 848         the address register, then ignore the auto increment/decrement.
 849
 850 Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>
 851
 852         * configure: Regenerated to track ../common/aclocal.m4 changes.
 853
 854 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 855
 856         * configure: Regenerated to track ../common/aclocal.m4 changes.
 857         * config.in: Ditto.
 858
 859 Sun Apr 26 15:20:23 1998  Tom Tromey  <tromey@cygnus.com>
 860
 861         * acconfig.h: New file.
 862         * configure.in: Reverted change of Apr 24; use sinclude again.
 863
 864 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 865
 866         * configure: Regenerated to track ../common/aclocal.m4 changes.
 867         * config.in: Ditto.
 868
 869 Fri Apr 24 11:20:06 1998  Tom Tromey  <tromey@cygnus.com>
 870
 871         * configure.in: Don't call sinclude.
 872
 873 Fri Apr 24 11:04:46 1998  Andrew Cagney  <cagney@chook.cygnus.com>
 874
 875         * interp.c (struct hash_entry): OPCODE and MASK are unsigned.
 876
 877         * d10v_sim.h (remote-sim.h, sim-config.h): Include.
 878
 879 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 880
 881         * configure: Regenerated to track ../common/aclocal.m4 changes.
 882
 883 Wed Apr  1 12:59:17 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 884
 885         * simops.c (trace_input_func): Use move_from_cr / CREGS to obtain
 886         up-to-date CR value.
 887         (OP_OP_1000000, add3): Trace inputs before performing add.
 888         (OP_5F00, <*>): Trace input registers before making system call.
 889         (OP_5F00, <kill>): Trace R0, R1 not REGn.
 890         (OP_5F00, <getpid>): Always return 47.
 891
 892         * d10v_sim.h (SLOT, SLOT_NR, SLOT_PEND_MASK, SLOT_PEND,
 893         SLOT_DISCARD, SLOT_FLUSH): Define.  An implementation of write
 894         back slots.
 895         (struct _state): Add struct slot slot to global state variable.
 896         (struct _state): Delete fields SM, EA, DB, DM, IE, RP, MD, FX, ST,
 897         F0, F1, C from global State variable.
 898         (struct _state): Add struct trace to global State variable.
 899         (GPR, SET_GPR): Define.  SET_GPR uses SLOT_PEND.
 900         (PSW*, SET_PSW*): Define. SET_PSW* uses SET_CREG.
 901         (CREG, SET_CREG, SET_*): Define. SET_CREG uses func move_to_cr.
 902         (INC_ADDR): Re-implement.  Use SET_GPR to update registers.
 903         (JMP): Re-implement. Use SET_* to update registers.
 904
 905         * interp.c: Use new SET_* et.al. macros to fetch / store
 906         registers.
 907         (get_operands): Squirrel away trace values at start of each
 908         operand decode.
 909         (do_2_short): Flush pending writes before issuing second
 910         instruction.
 911         (sim_resume): Flush pending writes at end of instruction cycle.
 912         (sim_fetch_register, sim_store_register, sim_create_inferior):
 913         After scheduling updates to registers using SET_*, flush updates.
 914         (sim_resume): Re-order handling of RPT/repeat and IBA/hbreak so
 915         that each sets pc using SET_* and last SET_* eventually winds out.
 916
 917         * simops.c: Use new SET_* et.al. macros to fetch / store
 918         registers.
 919         (move_to_cr): Add MASK argument for selective update of CREG bits.
 920         Re-implement using new SET_* macros.
 921         (trace_output_func, trace_output): Delete. Replace with.
 922         (do_trace_output_flush, trace_output_finish, trace_output_40,
 923         trace_output_32, trace_output_16, trace_output_void,
 924         trace_output_flag): New functions.  Handle specific trace cases.
 925         (OP_*): Re-write tracing to use new trace_output_* functions.
 926         (OP_*): Re-write to use new SET_* et.al. macros.
 927         (FUNC, PARM[1-4], RETVAL, RETVAL32): Redo definition.
 928         (RETVAL_HIGH, RETVAL_LOW): Delete, use RETVAL32.
 929
 930 Wed Apr  1 12:55:18 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 931
 932         * configure.in (SIM_AC_OPTION_WARNINGS): Add.
 933         configure: Re-generate.
 934
 935 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 936
 937         * configure: Regenerated to track ../common/aclocal.m4 changes.
 938
 939 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 940
 941         * configure: Regenerated to track ../common/aclocal.m4 changes.
 942
 943 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 944
 945         * configure: Regenerated to track ../common/aclocal.m4 changes.
 946
 947 Tue Feb 17 12:38:42 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 948
 949         * interp.c (sim_store_register, sim_fetch_register): Pass in
 950         length parameter.  Return -1.
 951
 952 Mon Oct 27 14:43:33 1997  Fred Fish  <fnf@cygnus.com>
 953
 954         * (dmem_addr): If address is illegal or in I/O space, signal a bus
 955         error.  Allocate unified memory on demand.  Fix DMEM address
 956         calculations.
 957
 958 Mon Feb 16 10:27:53 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 959
 960         * simops.c (OP_5F20): Implement "dbt".
 961         (OP_5F60): Implement "rtd".
 962
 963         * d10v_sim.h (DPC_CR): Define enum.
 964         (DBT_VECTOR_START): Define
 965         (DPSW, DPC): Define.
 966
 967 Fri Feb 13 15:15:58 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 968
 969         * simops.c (move_to_cr): Sync regs[SP_IDX] with State.sp according
 970         to PSW:SM.
 971
 972         * d10v_sim.h (struct _state): Add sp, as holding area for SPI/SPU.
 973         (SP_IDX): Define.
 974
 975 Wed Feb 11 16:53:49 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 976
 977         * simops.c (OP_5F00): Call error instead of abort for unknown
 978         syscalls.
 979
 980         * d10v_sim.h (enum): Define DPSW_CR.
 981
 982         * simops.c (move_to_cr): Mask out hardwired zero bits in DPSW.
 983
 984 Tue Feb 10 18:28:38 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 985
 986         * interp.c (sim_write_phys): Delete.
 987         (sim_load): Call sim_load_file with sim_write and LMA.
 988
 989 Mon Feb  9 12:05:01 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 990
 991         * interp.c: Rewrite xfer_mem so that it translates addresses as -
 992         0x00... - DMAP translated memory, 0x01... IMAP translated memory,
 993         0x10... - on-chip data, 0x11... - on-chip insn, 0x12... - unified
 994         memory.
 995         (pc_addr): Delete.
 996         (imem_addr): New function - translate IMEM address.
 997         (sim_resume): Use imem_addr to translate insn address, abort if
 998         translation failed.
 999         (sim_create_inferior): Write ARGV to memory using sim_write.  Pass
1000         argc/argv using r0/r1 not r2/r3.
1001         (sim_size): Do not initialize IMAP/DMAP here.
1002         (sim_open): Call sim_create_inferior and sim_size to initialize
1003         the system.
1004         (sim_create_inferior): Initialize IMAP/DMAP to hardware reset
1005         defaults.
1006         (init_system): Delete.
1007         (xfer_mem, sim_fetch_register, sim_store_register): Do not call
1008         init_system.
1009         (decode_pc): Check prog_bfd is defined before looking up .text
1010         section.
1011
1012 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
1013
1014         * configure: Regenerated to track ../common/aclocal.m4 changes.
1015
1016 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
1017
1018         * configure: Regenerated to track ../common/aclocal.m4 changes.
1019
1020 Sun Jan 25 22:23:01 1998  Michael Meissner  <meissner@cygnus.com>
1021
1022         * interp.c (sim_stop_reason): Exit status is now in r0, not r2.
1023
1024 Sat Jan 24 19:00:30 1998  Michael Meissner  <meissner@cygnus.com>
1025
1026         * d10v_sim.h (DEBUG_TRAP): New debug flag.
1027
1028         * simops.c (OP_5F00): If DEBUG_TRAP is on, turn traps 0-14 into
1029         printing the registers.
1030
1031 Thu Jan 22 17:54:01 1998  Michael Meissner  <meissner@cygnus.com>
1032
1033         * simops.c (op_types): New ABI, args are r0..r3, system call # is
1034         in r4.
1035         (trace_{in,out}put_func): Ditto.
1036         (OP_4900): Ditto.
1037         (OP_24800000): Ditto.
1038         (OP_4D00): Ditto.
1039         (OP_5F00): Ditto.
1040
1041 Thu Jan 22 14:30:36 1998  Fred Fish  <fnf@cygnus.com>
1042
1043         * interp.c (UMEM_SEGMENTS): New define, set to 128.
1044         (sim_size): Use UMEM_SEGMENTS rather than hardwired constant.
1045         (sim_close): Reset prog_bfd to NULL after closing it.  Also
1046         reset prog_bfd_was_opened_p after closing prog_bfd.
1047         (sim_load): Reset prog_bfd_was_opened_p after closing prog_bfd.
1048         (sim_create_inferior): Get start address from abfd not prog_bfd.
1049         (xfer_mem): Do bounds checking on addresses and return zero length
1050         read/write on bad addresses, rather than aborting.  Prepare to
1051         be able to handle xfers that cross segment boundaries, but not
1052         yet implemented.  Only emit debug message when d10v_debug is
1053         set as well as DEBUG being defined.
1054
1055 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
1056
1057         * configure: Regenerated to track ../common/aclocal.m4 changes.
1058
1059 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1060
1061         * configure: Regenerated to track ../common/aclocal.m4 changes.
1062         * config.in: Ditto.
1063
1064 Tue Dec  9 10:28:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1065
1066         * d10v_sim.h (RPT_S): Index cregs with RPT_S_CR not RPT_E_CR.
1067         (BPSW): Ditto for BPSW_CR and not PSW_CR.
1068
1069         * simops.c (OP_5F40): JMP to BPC instead of assigning PC directly.
1070
1071 Mon Dec  8 12:58:33 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1072
1073         * simops.c (OP_5F00): From Martin Hunt <hunt@cygnus.com>. Change
1074         reserved trap from 0 to 15. Add trap emulation code for 0-14.
1075
1076         * interp.c (sim_resume): From Martin Hunt <hunt@cygnus.com>. Check
1077         IBA for SDBT.
1078
1079         * d10v_sim.h (AE_VECTOR_START, RIE_VECTOR_START,
1080         SDBT_VECTOR_START, TRAP_VECTOR_START): Define.
1081
1082         * simops.c (OP_5F00): For "trap", mask out all but SM bit in PSW,
1083         use move_to_cr.
1084         (OP_5F00): For "trap", update BPSW with move_to_cr.
1085
1086 Fri Dec  5 15:31:17 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1087
1088         * d10v_sim.h (enum): Enumerate CR register names.
1089         (enum): Enumerate PSW bit values.
1090         (PSW): Obtain value uing move_from_cr.
1091         (MOD_S, MOD_E, BPSW): Make r-values.
1092         (move_from_cr, move_to_cr): Declare functions.
1093
1094         * interp.c (sim_fetch_register, sim_store_register): Use
1095         move_from_cr and move_to_cr for CR register transfers.
1096
1097         * simops.c (move_from_cr, move_to_cr): New functions.
1098         (OP_5F40): Move BPSW to PSW using move_to_cr and move_from_cr.
1099         (OP_5600): For "mvtc", use function move_to_cr.
1100         (OP_5200): For "mvfc", use function move_from_cr.
1101
1102 Fri Dec  5 13:33:14 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1103
1104         * simops.c (OP_5600): For "mvtc" MOD_E and MOD_S, ensure that the
1105         LSbit is zero.
1106
1107 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
1108
1109         * configure: Regenerated to track ../common/aclocal.m4 changes.
1110
1111 Thu Dec  4 16:51:02 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1112
1113         * d10v_sim.h (struct _state): Add DM - PSW debug mask.
1114
1115         * simops.c (OP_5600): For "mvtc", save PSW.DM.
1116         (OP_5200): Ditto for "mvfc".
1117
1118 Wed Dec  3 17:27:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1119
1120         * d10v_sim.h (SEXT56): Define.
1121
1122         * simops.c (OP_4201): For "rac", sign extend 56 bit value before
1123         it is shifted.
1124
1125         * d10v_sim.h (MAX32, MIN32, MASK32, MASK40): Re-define using
1126         SIGNED64 macro.
1127
1128 Tue Dec  2 15:38:34 1997  Fred Fish  <fnf@cygnus.com>
1129
1130         * interp.c (sim_resume): Call do_2_short with LEFT_FIRST or
1131         RIGHT_FIRST, as appropriate, instead of hardcoded ints that
1132         don't match enum values.
1133
1134 Tue Dec  2 15:01:08 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1135
1136         * simops.c (OP_3A00): For "macu", perform multiply stage using 32
1137         bit rather than 16 bit precision.
1138         (OP_3C00): For "mulxu", store unsigned product in ACC.
1139         (OP_3800): For "msbu", subtract unsigned product from ACC,
1140         (OP_0): For "sub", compute carry by comparing inputs.
1141
1142 Tue Dec  2 11:04:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1143
1144         * simops.c (OP_1000): For "sub2w", compute carry by comparing
1145         inputs.
1146
1147 Mon Nov 17 20:57:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1148
1149         * simops.c (OP_1): Use 32 bit unsigned arithmetic for subtract,
1150         carry indicated by value > 0xffff.
1151
1152 Fri Nov 14 12:51:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1153
1154         * interp.c (sim_resume): Don't set up SIGINT handler using signal,
1155         handled by client.
1156         (sim_resume): Fix race condition of a direct assignment to
1157         stop_simulator, conditionally call sim_stop.
1158         (sim_stop_reason): Check stop_simulator returning SIGINT.  Clear
1159         stop_simulator ready for next sim_resume call.
1160         (sim_ctrl_c): Delete function.
1161
1162 Thu Nov 13 19:29:34 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1163
1164         * interp.c (sim_resume): For "REP", only check/update the PC when
1165         a branch instruction has not been executed.
1166
1167 Mon Nov 10 17:50:18 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1168
1169         * simops.c (OP_4201): "rachi". Sign extend bit 40 of ACC.  Sign
1170         extend bit 44 all constants.
1171         (OP_4201): Replace GCC specific 0x..LL with SIGNED64 macro.
1172
1173 Fri Oct 24 10:26:29 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1174
1175         * d10v_sim.h: Include sim-types.h.
1176         (uint8, in816, uiny16, int32, uint32, int64, uint64): Typedef
1177         using unsigned8 et.al. from sim-types.h.
1178         (SEXT32, SEXT40, SEXT44, SEXT60): Replace GCC specific 0x..LL with
1179         SIGNED64 macro.
1180
1181 Wed Oct 22 14:43:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1182
1183         * interp.c (sim_write_phys): New function, write to physical
1184         instead of virtual memory.
1185
1186         * interp.c (sim_load): Pass lma_p and sim_write_phys to
1187         sim_load_file.
1188
1189 Mon Oct 13 10:55:07 1997  Fred Fish  <cygnus.com>
1190
1191         * simops.c (OP_6A01): Change OP_POSTDEC to OP_POSTINC and move
1192         exception generation code to OP_6E01.
1193         (OP_6E01): Change OP_POSTINC to OP_POSTDEC and insert exception
1194         generation code.
1195
1196 Sat Oct 11 09:02:08 1997  Fred Fish  <fnf@cygnus.com>
1197
1198         * simops.c (OP_6401): postdecrement on r15 is OK, remove exception.
1199         (OP_6601): Ditto.
1200
1201 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1202
1203         * configure: Regenerated to track ../common/aclocal.m4 changes.
1204
1205 Sat Sep 27 12:51:34 1997  Fred Fish  <fnf@cygnus.com>
1206
1207         * interp.c (pc_addr): Discard upper bit(s) of PC in case
1208         IMAP1 selects unified memory.
1209         * d10v_sim.h (INC_ADDR): Align MOD_E to increment before testing
1210         for end condition.
1211
1212 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1213
1214         * configure: Regenerated to track ../common/aclocal.m4 changes.
1215
1216 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1217
1218         * configure: Regenerated to track ../common/aclocal.m4 changes.
1219
1220 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1221
1222         * configure: Regenerated to track ../common/aclocal.m4 changes.
1223
1224 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1225
1226         * configure: Regenerated to track ../common/aclocal.m4 changes.
1227
1228 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1229
1230         * configure: Regenerated to track ../common/aclocal.m4 changes.
1231
1232 Wed Sep 10 22:30:24 1997  Martin M. Hunt  <hunt@cygnus.com>
1233
1234         * interp.c (sim_resume): Increment PC at end of rep
1235         loop.
1236
1237         * simops.c (OP_4201): Fix rachi instruction.
1238
1239 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
1240
1241         * configure: Regenerated to track ../common/aclocal.m4 changes.
1242
1243 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1244
1245         * configure: Regenerated to track ../common/aclocal.m4 changes.
1246         * config.in: Ditto.
1247
1248 Tue Aug 26 10:37:49 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1249
1250         * interp.c (sim_kill): Delete.
1251         (sim_create_inferior): Add ABFD argument.
1252         (sim_load): Move setting of PC from here.
1253         (sim_create_inferior): To here.
1254         (start_address): Delete variable.
1255
1256 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1257
1258         * configure: Regenerated to track ../common/aclocal.m4 changes.
1259         * config.in: Ditto.
1260
1261 Mon Aug 25 15:39:29 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1262
1263         * interp.c (sim_open): Add ABFD argument.
1264
1265 Tue May 20 10:14:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1266
1267         * interp.c (sim_open): Add callback argument.
1268         (sim_set_callbacks): Remove SIM_DESC argument.
1269
1270 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
1271
1272         * configure: Regenerated to track ../common/aclocal.m4 changes.
1273
1274 Tue Apr 22 10:29:23 1997  Doug Evans  <dje@canuck.cygnus.com>
1275
1276         * interp.c (sim_open): Undo patch to add -E support.
1277
1278 Fri Apr 18 13:39:01 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1279
1280         * interp.c (sim_stop): New function.
1281
1282 Thu Apr 17 02:42:00 1997  Doug Evans  <dje@canuck.cygnus.com>
1283
1284         * Makefile.in (SIM_OBJS): Add sim-load.o.
1285         * d10v_sim.h (exec_bfd): Rename to prog_bfd.
1286         * interp.c: #include bfd.h.
1287         (myname, sim_kind, start_address): New static locals.
1288         (prog_bfd_was_opened_p, prog_bfd): New static locals.
1289         (decode_pc): Update to use prog_bfd.
1290         (sim_open): Set sim_kind, myname.  Ignore -E arg.
1291         (sim_close): Close prog_bfd if simulator opened it.
1292         (sim_create_inferior): Return SIM_RC.  Delete arg start_address.
1293         (sim_load): Return SIM_RC.  New arg abfd.  Set start address from bfd.
1294         Call sim_load_file to load file into simulator.
1295         * simops.c (trace_input_func): exec_bfd renamed to prog_bfd.
1296
1297 Wed Apr 16 16:12:03 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1298
1299         * simops.c (OP_5F00): Only provide system calls SYS_execv,
1300         SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
1301
1302 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1303
1304         * configure: Regenerated to track ../common/aclocal.m4 changes.
1305         * config.in: Ditto.
1306
1307 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
1308
1309         * interp.c (sim_open): New arg `kind'.
1310
1311         * configure: Regenerated to track ../common/aclocal.m4 changes.
1312
1313 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1314
1315         * configure: Regenerated to track ../common/aclocal.m4 changes.
1316
1317 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1318
1319         * configure: Re-generate.
1320
1321 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
1322
1323         * configure: Regenerate to track ../common/aclocal.m4 changes.
1324
1325         * simops.c (OP_5F00): Remove old traps 1-3.  Make trap 15 the same
1326         as trap 0, which will be deprecated.  Only set errno, if an error
1327         in fact was returned.
1328
1329 Thu Mar 13 12:41:20 1997  Doug Evans  <dje@canuck.cygnus.com>
1330
1331         * interp.c: Delete redundant prototypes of sim_foo fns.
1332         (sim_open): New SIM_DESC result.  Argument is now in argv form.
1333         (other sim_*): New SIM_DESC argument.
1334
1335 Thu Mar 13 10:29:04 1997  Michael Meissner  <meissner@cygnus.com>
1336
1337         * simops.c (trace_{input,output}_func): Call flush_stdout from the
1338         callback functions.
1339         (OP_5F00): Ditto.
1340         (OP_6{4,6,C,A}01): Test for post decrement on the stack pointer.
1341         (OP_{1200,1000000,201,5FE0,1003,17001002}): Fix problems in
1342         setting the carry bit after an add or a subtract.
1343
1344 Wed Feb 12 16:04:15 1997  Michael Meissner  <meissner@cygnus.com>
1345
1346         * simops.c (OP_{1403,15002A02,3{0,4}0{0,1}}): Only use the bottom
1347         40 bits of accumulators.  Sign/zero extend as appropriate.
1348
1349 Tue Feb  4 13:33:30 1997  Doug Evans  <dje@canuck.cygnus.com>
1350
1351         * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
1352         COMMON_{PRE,POST}_CONFIG_FRAG instead.
1353         * configure.in: sinclude ../common/aclocal.m4.
1354         * configure: Regenerated.
1355
1356 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
1357
1358         * configure configure.in Makefile.in:  Update to new configure
1359         scheme which is more compatible with WinGDB builds.
1360         * configure.in:  Improve comment on how to run autoconf.
1361         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
1362         * Makefile.in:  Use autoconf substitution to install common
1363         makefile fragment.
1364
1365 Fri Dec 27 22:54:05 1996  Angela Marie Thomas (angela@cygnus.com)
1366
1367         * gencode.c: patch to not #include "d10v_sim.h" which
1368         unecessarily includes bfd.h and causes wingdb configure
1369         to fail.
1370
1371 Mon Dec 16 13:39:03 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1372
1373         * interp.c (xfer_mem): Change unified memory to 0x0.
1374
1375 Thu Nov 28 20:42:56 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1376
1377         * simops.c (OP_3E01): Fix tracing information.
1378         (OP_300{0,1}): Do not propigate sign.
1379
1380 Mon Nov 25 19:47:40 1996  Doug Evans  <dje@canuck.cygnus.com>
1381
1382         * config.in (WORDS_BIGENDIAN): Add.
1383         * configure: Regenerated.
1384         * d10v_sim.h: #include "config.h"
1385
1386 Sat Nov 23 09:34:50 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1387
1388         * gencode.c (write_opcodes): Eliminate warnings when generated
1389         table.c is compiled.
1390
1391 Wed Nov 20 19:41:40 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1392
1393         * interp.c (sim_open): Cast result of calloc, and make sure NULL
1394         was not returned.
1395         (dmem_addr): If address is illegal or in I/O space, signal a bus
1396         error.
1397         (pc_addr): Signal bus error, not illegal instruction for bogus
1398         pc.
1399
1400 Wed Nov 20 01:23:03 1996  Doug Evans  <dje@canuck.cygnus.com>
1401
1402         * Makefile.in: Delete all stuff moved to ../common/Make-common.in.
1403         (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
1404         * configure.in: Simplify using macros in ../common/aclocal.m4.
1405         Call AC_CHECK_HEADERS(unistd.h).
1406         * configure: Regenerated.
1407         * config.in: New file.
1408         * interp.c: #include "callback.h".
1409         * simops.c: #include "config.h".  #include <unistd.h> if present.
1410
1411 Fri Nov  8 16:19:55 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1412
1413         * d10v-sim.h (simops): Add flag is_long.
1414         (State): Add pc_changed.  Instructions which update the PC should
1415         use the JMP macro which sets this.
1416         (JMP): New macro.  Sets the PC and the pc_changed flag.
1417
1418         * gencode.c (write_opcodes): Add is_long field.
1419
1420         * interp.c (lookup_hash): If we blindly apply a short opcode's mask
1421         to a long opcode we could get a false match.  Check the opcode size.
1422         (hash): Add a size field to the hash table.
1423         (sim_open): Initialize size field in hash table.
1424         (sim_resume): Change to logic for setting the PC.  Used to increment the
1425         PC if it had not been changed.  This didn't allow single-instruction loops.
1426         Now checks the flag State.pc_changed.  Also now stops when ^C is received.
1427         (dmem_addr): Fix translation of data segments to unified memory.
1428         (sim_ctrl_c): New function.  When ^C is received, set stop_simulator flag.
1429
1430         * simops.c: Changed all branch and jump instructions to use new JMP macro.
1431         (OP_20000000): Corrected trace information to show this is a ldi.l, not
1432         a ldi.s instruction.
1433
1434 Thu Oct 31 19:13:55 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1435
1436         * interp.c (sim_fetch_register, sim_store_register): Fix bug where
1437         updating the accumulators was overwriting other parts of the global
1438         State variable.
1439
1440 Wed Oct 30 17:35:14 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1441
1442         * interp.c (bfd.h) Don't include it here any more.
1443         (text{,_start,_end}): Move here from simops.c and make extern.
1444         (decode_pc): New function to return the PC as an address that the
1445         debugger can use.
1446         (dmem_addr): Print decoded PC in error message.
1447         (pc_addr): Ditto.
1448
1449         * simops.c (bfd.h) Don't include it here any more.
1450         (text{,_start,_end}): Move to simops.c.
1451         (trace_input_func): Move decoding of PC, and looking up .text
1452         start to decode_pc.
1453
1454         * d10v_sim.h (bfd.h): Include it here.
1455         (text{,_start,_end}): Add external declarations.
1456         (exec_bfd): Ditto.
1457         (decode_pc): Ditto.
1458
1459 Tue Oct 29 12:13:52 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1460
1461         * interp.c (sim_size): Now allocates unified memory for imap segments
1462         0,1,2, and 127. Initializes imap0 and imap1 to 0x1000.  Initializes dmap to 0.
1463         (sim_write): Just call xfer_mem().
1464         (sim_read): Just call xfer_mem().
1465         (xfer_mem): New function. Does appropriate memory mapping and copies bytes.
1466         (dmem_addr): New function. Reads dmap register and translates data
1467         addresses to local addresses.
1468         (pc_addr): New function. Reads imap register and computes local address
1469         corresponding to contents of the PC.
1470         (sim_resume): Change to use pc_addr().
1471         (sim_create_inferior): Change reinitialization code. Also reinitializes
1472         imap[01] and dmap.
1473         (sim_fetch_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1474         (sim_store_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1475
1476         * simops.c (MEMPTR): Redefine to use dmem_addr().
1477         (OP_5F00): Replace references to STate.imem with dmem_addr().
1478
1479         * d10v-sim.h (State): Remove mem_min and mem_max. Add umem[128].
1480         (RB,SW,RW,SLW,RLW): Redefine to use dmem_addr().
1481         (IMAP0,IMAP1,DMAP,SET_IMAP,SET_IMAP1,SET_DMAP): Define.
1482
1483 Tue Oct 22 15:22:33 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1484
1485         * d10v_sim.h (_ins_type): Reorganize, so that we can provide
1486         better statistics, like not counting NOPS as parallel
1487         instructions, and printing total cycles.
1488         (ins_type_counters): Make unsigned long.
1489         (left_nops,right_nops): Fold into ins_type_counters.
1490
1491         * simops.c (trace_input_func): Print new instruction types.
1492         Handle OP_R2R3 as input types.
1493         (OP_{38000000,7000}): Correctly sign extend bytes.
1494         (OP_5E00): Don't count NOPs as parallel instructions.
1495         (OP_460B): Remove unused variable.
1496         (OP_5F00): Ditto.
1497
1498         * interp.c (ins_type_counters): Make unsigned long.
1499         (left_nops,right_nops): Delete.
1500         (most functions): Add prototypes.
1501         (INLINE): If GCC and optimize define as __inline__.
1502         ({,lookup_}hash,get_operands): Declare as INLINE.
1503         (do_parallel): Count conditional operations.
1504         (add_commas): New function, to add commas every 3 digits.
1505         (sim_size): Call add_commas to print numbers.
1506         (sim_{open,resume}): Delete unused variables.
1507         (sim_info): Provide better statistics.
1508         (sim_read): Add int return type.
1509
1510 Mon Oct 21 16:16:26 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1511
1512         * interp.c (sim_resume): Change the way single-stepping and exceptions
1513         are handled so single-stepping works again.
1514
1515 Thu Oct 17 12:24:16 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1516
1517         * endian.c: Optimize simulated loads/stores on x86, AIX, and big
1518         endian hosts.
1519
1520         * configure.in (--enable-sim-bswap): New switch to enable using
1521         the BSWAP instruction on x86's.
1522         * configure: Regenerate.
1523
1524         * Makefile.in ({SWAP,CONFIG}_CFLAGS): Add --enable-sim-bswap
1525         support.
1526
1527 Wed Oct 16 13:50:06 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1528
1529         * endian.c: New file.  Move endian functions here from interp.c.
1530         Optimize code, and make it work as either inline functions or as a
1531         separate file.
1532
1533         * interp.c: Move endian functions from here to endian.c.
1534
1535         * Makefile.in (INCLUDE): Add endian.c.
1536         (run,libsim.a): Add dependency on endian.o.
1537         (endian.o): Add dependency.
1538
1539         * d10v_sim.h (read/write support): Always go through the machine
1540         independent endian functions.  If compiling with GCC and
1541         optimizing, include endian.c so the endian functions are inlined.
1542
1543         * simops.c (OP_5F00): Correct tracing of accumulators.
1544
1545 Tue Oct 15 10:57:50 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1546
1547         * simops.c (OP_5F00): Add support for getpid, kill system calls.
1548
1549         * interp.c (do_{2_short,parallel}): If an exception is raised,
1550         don't execute the second instruction.
1551
1552 Sat Oct 12 22:17:43 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1553
1554         * simops.c (OP_{31000000,6601,6201,6200}): Store address in a
1555         temporary in case the register is overriden when loading.
1556         (OP_6200): Output type is OP_DREG for tracing.
1557
1558 Fri Oct  4 23:46:18 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1559
1560         * d10v_sim.h (struct _state): Add mem_{min,max} fields.
1561
1562         * interp.c (sim_size): Initialize mem_{min,max} fields.
1563         (sim_write): Update mem_{min,max} fields.
1564         (sim_resume): If PC is not in the minimum/maximum memory range,
1565         abort.
1566         (sim_create_inferior): Preserve mem_{min,max} fields.
1567
1568 Fri Sep 27 13:11:58 1996  Mark Alexander  <marka@cygnus.com>
1569
1570         * simops.c (OP_5F00): Add support for time() system call.
1571
1572 Wed Sep 25 16:31:41 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1573
1574         * simops.c (OP_{6E01,6A01,6E1F,6A00}): Print both words being
1575         stored if tracing.
1576         (OP_5F00,trace_{in,out}put_func): Add finer grain tracing for
1577         system calls.
1578
1579 Mon Sep 23 17:55:30 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1580
1581         * simops.c (op_types): Add OP_{CONSTANT8,R2,R3}.
1582         (trace_input_func): Add support for  OP_{CONSTANT8,R2,R3}.
1583         (OP_{4900,24800000,4800,4A00,4B00,4D00,4C00}): Add OP_R2 and OP_R3
1584         to call/subroutine returns to trace the first two arguments and
1585         the return value.  For small jumps, use CONSTANT8, not CONSTANT16.
1586
1587 Fri Sep 20 15:36:45 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1588
1589         * interp.c (sim_create_inferior): Reinitialize State every time
1590         sim_create_inferior() is called.
1591
1592 Thu Sep 19 21:38:20 1996  Michael Meissner  <meissner@wogglebug.ziplink.net>
1593
1594         * simops.c (OP_{401,2000000,601,3000000,23000000}): Get sign right
1595         on comparisons.
1596         (OP_401): Fix tracing information.
1597
1598 Thu Sep 19 10:30:22 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1599
1600         * simops.c (SIZE_{PC,LINE_NUMBER}): New default sizes for output.
1601         (trace_input_func): Use them.
1602         (trace_input_func): Make sure there is a trailing space after the
1603         instruction.
1604         (OP_6200): Fix tracing info.
1605
1606         * Makefile.in (run): Add dependencies on libbfd.a and
1607         libiberity.a.
1608
1609 Wed Sep 18 09:13:25 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1610
1611         * d10v_sim.h (DEBUG_INSTRUCTION): New debug value to include line
1612         numbers and function names in debug trace.
1613         (DEBUG): If not defined, set to DEBUG_TRACE, DEBUG_VALUES, and
1614         DEBUG_LINE_NUMBER.
1615         (SIG_D10V_{STOP,EXIT}): Values to represent the stop instruction
1616         and exit system call trap being executed.
1617
1618         * interp.c (sim_stop_reason): Set exit code correctly for stop
1619         instruction and exit system call trap.
1620
1621         * configure.in (--enable-sim-cflags): Remove trace case.
1622         (--enable-sim-debug): New switch to set the debug values.
1623         * configure: Regenerate.
1624
1625         * simops.c (trace_{input,output}_func): Rename from
1626         trace_{input,output}.
1627         (trace_{input,output}): Call trace_{input,output}_func if
1628         d10v_debug is non-zero.
1629         (SIZE_INSTRUCTION): Cut down to 8.
1630         (SIZE_OPERANDS): Cut down to 18.
1631         (SIZE_LOCATION): New value for size of line number, function name
1632         field.
1633         (init_text_p,text{,_start,_end}): New static variables for
1634         printing line number and function name.
1635         (exec_bfd): New external that run.c sets.
1636         (trace_input_func): Print line number and function name if
1637         available and if desired.
1638         (OP_4E09): Don't print out DBT message.
1639         (OP_5FE0): Set exception field to SIG_D10V_STOP.
1640         (OP_5F00): Set exception field to SIG_D10V_EXIT.
1641
1642 Sat Sep 14 22:18:43 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1643
1644         * interp.c (do_2_short): If the instruction encodes jump->ins,
1645         don't do the second instruction if the jump succeeds.
1646
1647 Fri Sep 13 22:35:19 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1648
1649         * simops.c (OP_5F00): Use unknown traps to print all GPRs,
1650         accumulators, PC, and F0/F1/C flags.
1651
1652 Thu Sep 12 12:50:11 1996  Mark Alexander  <marka@cygnus.com>
1653
1654         * simops.c (OP_5F00): Fix problems with system calls.
1655
1656 Thu Sep 12 12:19:28 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1657
1658         * simops.c (OP_5F00): Correct tracing information for trap.
1659
1660 Wed Sep 11 18:55:50 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1661
1662         * Makefile.in (CSEARCH): Correctly find opcodes directory.
1663
1664 Mon Sep  9 13:27:26 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1665
1666         * simops.c (trace_output): Properly align accumulator output.
1667         (OP_3{0,2,4}00): Properly parenthesize test expression.  Add error
1668         if shift count is too high.
1669         (OP_4E{00,02,04,20,22,40,42}): Make tests agree with book.
1670         (OP_4E09): Make cpfg properly trace the input flags.
1671         (op_types): Add OP_FLAG_OUTPUT.
1672         (trace_{input,output}): Support OP_FLAG_OUTPUT.
1673         (OP_31000000): This ld2w varient is a 16-bit memory reference, not
1674         an 8-bit memory reference instruction for tracing purposes.
1675         (OP_201): Addi needs to set the carry.
1676
1677 Fri Sep  6 17:56:17 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1678
1679         * simops.c (OP_2600, OP_2601): Changed min and max comparisons
1680         to use signed register values.
1681
1682 Wed Sep  4 11:35:17 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1683
1684         * d10v_sim.h (DEBUG_*): Add bit flags for controlling debug
1685         output.
1686         (_ins_type): New enumeration to specify which container an
1687         instruction is in, and whether it is part of a parallel operation.
1688         (_state): Add ins_type field.
1689         ({,u}int{8,16,32,64}): Use limits.h to size the appropriate types.
1690         (ins_type_counters): Counters for the various instruction types.
1691         ({left,right}_nops): Counters for the number of nops in each
1692         container.
1693         (d10v_debug): New variable to indicate whether debugging is turned
1694         on.
1695
1696         * simops.c: (all functions): Change all #ifdef DEBUG code so that
1697         the input and output values can be traced, along with the
1698         instruction type.  Make the -t option enable tracing.
1699         (all functions): Change printf calls to use the printf_filtered
1700         function in the callback table.
1701
1702         * interp.c (_leftright): New enumeration to say whether 2 short
1703         instructions are done left first or right first.
1704         (do_{long,2_short,parallel}): Indicate in the machine state which
1705         type of instruction this is.  Count each of the types of
1706         instructions executed.
1707         (sim_size): Only print the memory sizes if DEBUG_MEMSIZE debug
1708         flag is set.
1709         (sim_resume): Pass left/right indication to do_2_short.
1710         (all functions): Change printf calls to use the printf_filtered
1711         function in the callback table.
1712         (sim_trace): Turn on debug flag if DEBUG was defined, and call
1713         sim_resume.
1714         (sim_info): Print out statistics on instructions.
1715         (sim_{trace,create_inferior}): Eliminate extraneous output unless
1716         debugging.
1717         (sim_open): If args == -t and DEBUG was defined, set d10v_debug.
1718         Only initialize the hash table the first time sim_open is called.
1719
1720         * Makefile.in: Make objects depend on d10v_sim.h.
1721         ({,SIM_}CFLAGS): Include configure dependent switches.  Setting
1722         CFLAGS does not override host/target defines or SIM_CFLAGS.
1723         (CC_FOR_BUILD,gencode): Use CC_FOR_BUILD to compile gencode.
1724         (run): By default, the math library is not needed to be linked
1725         in.
1726         ({BFD,LIBIBERTY}_LIB): Define as variables so they can be
1727         overridden.
1728         (VPATH): Don't set to anything but @srcdir@ to work with non-GNU
1729         makes.
1730         ({run,callback}.o): Provide explicit paths to their appropriate
1731         source directories.
1732         (gencode{,.o},d10v-opc.o): Split compilation into creating object
1733         and linking.  Instead of linking in libopcodes.a, just compile
1734         d10v-opc.o directly to handle canadian cross.
1735         (CSEARCH): Add opcodes directory.
1736
1737         * configure.in (--enable-sim-cflags): New switch to allow user to
1738         set the defaults.
1739         (CC_FOR_BUILD): Deal with canadian crosses.
1740         * configure: Regenerate.
1741
1742 Wed Sep 04 04:45:34 1996  Mark Alexander  <marka@cygnus.com>
1743
1744         * simops.c: Include correct syscall.h for d10v, not host's.
1745         Fix #ifdef SYS_stat.
1746
1747 Tue Sep  3 14:00:04 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1748
1749         * simops.c (OP_5F00): Wrap all SYS_xxx traps with #ifdef.
1750         Add trap 2 to be printf and trap 3 to be putchar.
1751
1752 Wed Aug 28 21:42:34 1996  Mark Alexander  <marka@cygnus.com>
1753
1754         * Makefile.in, d10v_sim.h, interp.c, simops.c: Add support
1755         for low-level system calls.
1756
1757 Wed Aug 28 17:33:19 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1758
1759         * Makefile.in, d10v_sim.h, interp.c: Fix byte-order problems.
1760
1761 Mon Aug 26 18:30:28 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1762
1763         * d10v_sim.h (SEXT32): Added.
1764         * interp.c: Commented out printfs.
1765         * simops.c:  Fixed error in sb and st2w.
1766
1767 Thu Aug 15 13:30:03 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1768
1769         * Makefile.in, d10v_sim.h, interp.c, simops.c: Added remaining
1770         DSP instructions.  Added modulo addressing.
1771
1772 Sun Aug 11 12:57:15 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1773
1774         * Makefile.in, d10v_sim.h, interp.c, simops.c: Snapshot.
1775
1776 Fri Aug  2 17:44:24 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1777
1778         * d10v_sim.h, simops.c: Snapshot.
1779
1780 Thu Aug  1 17:05:24 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1781
1782         * ChangeLog, Makefile.in, configure, configure.in, d10v_sim.h,
1783         gencode.c, interp.c, simops.c: Created.