sim/d10v/ChangeLog

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