sim/d10v/ChangeLog

   1 2021-04-02  Mike Frysinger  <vapier@gentoo.org>
   2
   3         * aclocal.m4, configure: Regenerate.
   4
   5 2021-03-13  Mike Frysinger  <vapier@gentoo.org>
   6
   7         * Makefile.in (gencode.o, d10v-opc.o): Call COMPILE_FOR_BUILD.
   8         (gencode): Call LINK_FOR_BUILD.
   9
  10 2021-03-08  Mike Frysinger  <vapier@gentoo.org>
  11
  12         * Makefile.in (gencode): Delete $(BUILD_LIB).
  13
  14 2021-02-28  Mike Frysinger  <vapier@gentoo.org>
  15
  16         * configure: Regenerate.
  17
  18 2021-02-21  Mike Frysinger  <vapier@gentoo.org>
  19
  20         * configure.ac (AC_CONFIG_MACRO_DIRS): Replace common with m4.
  21         * aclocal.m4, configure: Regenerate.
  22
  23 2021-02-13  Mike Frysinger  <vapier@gentoo.org>
  24
  25         * configure.ac: Replace sinclude with AC_CONFIG_MACRO_DIRS.
  26         * aclocal.m4, configure: Regenerate.
  27
  28 2021-02-06  Mike Frysinger  <vapier@gentoo.org>
  29
  30         * configure: Regenerate.
  31
  32 2021-01-11  Mike Frysinger  <vapier@gentoo.org>
  33
  34         * config.in, configure: Regenerate.
  35         * interp.c, simops.c: Delete HAVE_STRING_H, HAVE_STRINGS_H,
  36         HAVE_STDLIB_H, and strings.h include.
  37
  38 2021-01-09  Mike Frysinger  <vapier@gentoo.org>
  39
  40         * d10v_sim.h (State): Change to an extern.
  41         * interp.c (State): Define.
  42
  43 2021-01-09  Mike Frysinger  <vapier@gentoo.org>
  44
  45         * configure: Regenerate.
  46
  47 2021-01-09  Mike Frysinger  <vapier@gentoo.org>
  48
  49         * configure.ac (SIM_AC_OPTION_WARNINGS): Pass "no".
  50         * configure: Regenerate.
  51
  52 2021-01-08  Mike Frysinger  <vapier@gentoo.org>
  53
  54         * configure: Regenerate.
  55
  56 2021-01-04  Mike Frysinger  <vapier@gentoo.org>
  57
  58         * configure: Regenerate.
  59
  60 2017-09-06  John Baldwin  <jhb@FreeBSD.org>
  61
  62         * configure: Regenerate.
  63
  64 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  65
  66         * config.in, 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.ac (SIM_AC_OPTION_ENVIRONMENT): Delete call.
  75         * configure: Regenerate.
  76
  77 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  78
  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.ac (SIM_AC_OPTION_INLINE): Delete call.
  88         * configure: Regenerate.
  89
  90 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  91
  92         * configure: Regenerate.
  93
  94 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  95
  96         * configure: Regenerate.
  97
  98 2016-01-09  Mike Frysinger  <vapier@gentoo.org>
  99
 100         * config.in, configure: Regenerate.
 101
 102 2016-01-06  Mike Frysinger  <vapier@gentoo.org>
 103
 104         * interp.c (sim_open): Mark argv const.
 105         (sim_create_inferior): Mark argv and env const.
 106
 107 2016-01-04  Mike Frysinger  <vapier@gentoo.org>
 108
 109         * endian.c (get_word): Delete all arch/big endian logic.
 110         (get_longword, write_word, write_longword): Likewise.
 111
 112 2016-01-03  Mike Frysinger  <vapier@gentoo.org>
 113
 114         * interp.c (sim_open): Update sim_parse_args comment.
 115
 116 2016-01-03  Mike Frysinger  <vapier@gentoo.org>
 117
 118         * configure.ac (SIM_AC_OPTION_HOSTENDIAN): Delete.
 119         * configure: Regenerate.
 120
 121 2016-01-02  Mike Frysinger  <vapier@gentoo.org>
 122
 123         * configure: Regenerate.
 124
 125 2015-12-30  Mike Frysinger  <vapier@gentoo.org>
 126
 127         * wrapper.c (d10v_reg_store, d10v_reg_fetch): Define.
 128         (sim_open): Call CPU_REG_FETCH/CPU_REG_STORE.
 129         (sim_store_register): Rename to ...
 130         (d10v_reg_store): ... this.  Rename cpu to sd.
 131         (sim_fetch_register): Rename to ...
 132         (d10v_reg_fetch): ... this.  Rename cpu to sd.
 133
 134 2015-12-27  Mike Frysinger  <vapier@gentoo.org>
 135
 136         * Makefile.in (SIM_OBJS): Delete sim-hload.o.
 137
 138 2015-12-26  Mike Frysinger  <vapier@gentoo.org>
 139
 140         * config.in, configure: Regenerate.
 141
 142 2015-11-15  Mike Frysinger  <vapier@gentoo.org>
 143
 144         * Makefile.in (SIM_OBJS): Delete sim-reason.o and sim-stop.o.
 145
 146 2015-11-15  Mike Frysinger  <vapier@gentoo.org>
 147
 148         * interp.c (sim_open): Delete sim_create_inferior call.
 149
 150 2015-11-15  Mike Frysinger  <vapier@gentoo.org>
 151
 152         * d10v_sim.h (d10v_callback): Delete.
 153         * interp.c (d10v_callback): Delete.
 154         (do_long, do_2_short, do_parallel, set_dmap_register,
 155         set_imap_register, xfer_mem, dmem_addr, imem_addr, sim_info,
 156         sim_create_inferior): Replace d10v_callback->printf_filtered
 157         with sim_io_printf.
 158         (sim_open): Delete d10v_callback assignment.
 159         * simops.c (move_to_cr, trace_input_func, do_trace_output_flush,
 160         do_trace_output_finish, trace_output_40, trace_output_32,
 161         trace_output_16, trace_output_void, trace_output_flag, OP_5F20,
 162         OP_5201, OP_27000000, OP_3220, OP_3400, OP_3000, OP_6C1F, OP_6C01,
 163         OP_6E1F, OP_6E01): Replace d10v_callback->printf_filtered with
 164         sim_io_printf and d10v_callback->flush_stdout with
 165         sim_io_flush_stdout.
 166         (OP_5F00): Likewise.  Rename d10v_callback to cb.
 167
 168 2015-11-15  Mike Frysinger  <vapier@gentoo.org>
 169
 170         * Makefile.in (SIM_OBJS): Add sim-reason.o, sim-resume.o, and
 171         sim-stop.o.
 172         * d10v_sim.h (struct d10v_memory): Delete fault member.
 173         (struct _state): Delete exception member.
 174         * interp.c (lookup_hash): Call sim_engine_halt instead of setting
 175         State.exception.
 176         (do_2_short, do_parallel): Delete State.exception checks.
 177         (sim_size): Mark static.
 178         (map_memory): Call sim_engine_halt instead of returning fault.
 179         Call xcalloc instead of calloc and checking the return.
 180         (dmem_addr): Call sim_engine_halt when phys_size is 0.
 181         (imem_addr): Likewise.
 182         (stop_simulator, sim_stop, sim_stop_reason): Delete.
 183         (sim_resume): Rename to ...
 184         (step_once): ... this.  Delete State.exception code and move
 185         siggnal checking to sim_engine_run.
 186         (sim_engine_run): New function.
 187         * simops.c (EXCEPTION): Define.
 188         (move_to_cr): Call EXCEPTION instead of setting State.exception.
 189         (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
 190         OP_6601, OP_6201, OP_6200, OP_33010000, OP_5201, OP_27000000,
 191         OP_2F000000, OP_3220, OP_3200, OP_3400, OP_3000, OP_34000000,
 192         OP_6800, OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000,
 193         OP_6A00, OP_6E1F, OP_6A01, OP_6E01, OP_37010000, OP_5FE0): Likewise.
 194         (OP_5F20): Call sim_engine_halt instead of setting State.exception.
 195         (OP_5F00): Call sim_engine_halt and EXCEPTION instead of setting
 196         State.exception.
 197
 198 2015-11-15  Mike Frysinger  <vapier@gentoo.org>
 199
 200         * d10v_sim.h (struct simops): Add SIM_DESC and SIM_CPU to func args.
 201         (SET_CREG, SET_HW_CREG, SET_PSW_BIT): Pass sd and cpu to move_to_cr.
 202         (dmem_addr, imem_addr, move_to_cr): Add SIM_DESC and SIM_CPU args.
 203         (RB, SW, RW, SLW, RLW): Pass sd and cpu to dmem_addr.
 204         * endian.c: Change d10v_sim.h include to sim-main.h.
 205         * gencode.c: Likewise.  Add SIM_DESC and SIM_CPU args to all OPs.
 206         * interp.c (lookup_hash, do_long, do_2_short, do_parallel,
 207         map_memory, set_dmap_register, dmap_register, set_imap_register,
 208         imap_register, sim_d10v_translate_dmap_addr, xfer_mem,
 209         sim_d10v_translate_imap_addr, sim_d10v_translate_addr): Add
 210         SIM_DESC and SIM_CPU args and adjust all callers.
 211         (trace_sd): Delete.
 212         (sim_open): Do not assign trace_sd.
 213         (sim_resume, sim_create_inferior, sim_fetch_register,
 214         sim_store_register): Set up cpu from the first one in sd.
 215         * simops.c (move_to_cr): Add SIM_DESC and SIM_CPU args.
 216         (trace_input_func, trace_input, do_trace_output_finish,
 217         do_trace_output_finish, trace_output_40, trace_output_32,
 218         trace_output_16, trace_output_void, trace_output_flag): Add
 219         SIM_DESC arg.
 220         (trace_input_func): Likewise.  Change trace_sd to sd.
 221         (OP_*): Add SIM_DESC and SIM_CPU args to all OP funcs.
 222
 223 2015-11-14  Mike Frysinger  <vapier@gentoo.org>
 224
 225         * interp.c (sim_close): Delete.
 226
 227 2015-11-10  Mike Frysinger  <vapier@gentoo.org>
 228
 229         * interp.c (sim_d10v_translate_dmap_addr): Mark static.
 230         (sim_d10v_translate_imap_addr): Likewise.
 231         (sim_d10v_translate_addr): Likewise.
 232
 233 2015-06-23  Mike Frysinger  <vapier@gentoo.org>
 234
 235         * configure: Regenerate.
 236
 237 2015-06-12  Mike Frysinger  <vapier@gentoo.org>
 238
 239         * configure: Regenerate.
 240
 241 2015-06-12  Mike Frysinger  <vapier@gentoo.org>
 242
 243         * configure: Regenerate.
 244
 245 2015-04-18  Mike Frysinger  <vapier@gentoo.org>
 246
 247         * sim-main.h (SIM_CPU): Delete.
 248
 249 2015-04-18  Mike Frysinger  <vapier@gentoo.org>
 250
 251         * sim-main.h (sim_cia): Delete.
 252
 253 2015-04-17  Mike Frysinger  <vapier@gentoo.org>
 254
 255         * sim-main.h (CIA_GET, CIA_SET): Delete.
 256
 257 2015-04-17  Mike Frysinger  <vapier@gentoo.org>
 258
 259         * interp.c (d10v_pc_get, d10v_pc_set): New functions.
 260         (sim_open): Declare new local var i.  Call CPU_PC_FETCH &
 261         CPU_PC_STORE for all cpus.
 262
 263 2015-04-15  Mike Frysinger  <vapier@gentoo.org>
 264
 265         * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
 266         * sim-main.h (STATE_CPU): Delete.
 267
 268 2015-04-13  Mike Frysinger  <vapier@gentoo.org>
 269
 270         * configure: Regenerate.
 271
 272 2015-04-06  Mike Frysinger  <vapier@gentoo.org>
 273
 274         * Makefile.in (SIM_OBJS): Delete sim-engine.o.
 275
 276 2015-04-02  Mike Frysinger  <vapier@gentoo.org>
 277
 278         * interp.c (lookup_hash): Change SIGILL to GDB_SIGNAL_ILL.
 279         (sim_resume): Change SIGBUS/SIGSEGV to GDB_SIGNAL_BUS, SIGILL to
 280         GDB_SIGNAL_ILL, and SIGTRAP to GDB_SIGNAL_TRAP.
 281
 282 2015-04-01  Mike Frysinger  <vapier@gentoo.org>
 283
 284         * interp.c (sim_set_profile, sim_set_profile_size): Delete.
 285
 286 2015-03-31  Mike Frysinger  <vapier@gentoo.org>
 287
 288         * Makefile.in (simops.o): New rule.
 289
 290 2015-03-30  Mike Frysinger  <vapier@gentoo.org>
 291
 292         * d10v_sim.h (text, text_start, text_end, prog_bfd): Delete.
 293         (SEXT8, SEXT16, SEXT32, MASK32): Undefine.
 294         * interp.c: Delete run-sim.h and d10v_sim.h includes.  Include
 295         sim-main.h and sim-options.h.
 296         (myname, sim_kind, init_text_p, prog_bfd_was_opened_p, prog_bfd,
 297         text, text_start, text_end, decode_pc, sim_set_profile,
 298         sim_set_profile_size, sim_set_trace, sim_set_callbacks,
 299         sim_trace, sim_do_command, sim_load): Delete.
 300         (INLINE): Delete define.
 301         (free_state): New function.
 302         (trace_sd): Declare global variable.
 303         (sim_open): Rewrite to use new common logic.
 304         (sim_close): Delete body.
 305         * Makefile.in (SIM_RUN_OBJS, SIM_EXTRA_CFLAGS): Delete.
 306         (SIM_OBJS): Change to $(SIM_NEW_COMMON_OBJS).
 307         * sim-main.h: New file.
 308         * simops.c: Change d10v_sim.h include to sim-main.h.
 309         (trace_input_func): Rewrite pc checks to use trace_sd.
 310
 311 2015-03-30  Mike Frysinger  <vapier@gentoo.org>
 312
 313         * Makefile.in (SIM_EXTRA_CFLAGS): Delete -DNEED_UI_LOOP_HOOK.
 314         * interp.c [NEED_UI_LOOP_HOOK] (UI_LOOP_POLL_INTERVAL,
 315         ui_loop_hook_counter, deprecated_ui_loop_hook): Delete.
 316         (sim_resume) [NEED_UI_LOOP_HOOK]: Delete ui code.
 317
 318 2015-03-30  Mike Frysinger  <vapier@gentoo.org>
 319
 320         * Makefile.in (gencode.o, d10v-opc.o): Add $(WARN_CFLAGS).
 321         (gencode): Add $(BUILD_LDFLAGS).
 322         * endian.c (get_word, get_longword, get_longlong, write_word,
 323         write_longword, write_longlong): Convert old style prototypes.
 324         * gencode.c: Include string.h.
 325         (main): Convert old style prototype.
 326         (write_header): Convert old style prototype and fix printf format.
 327         (write_template, write_opcodes): Likewise.
 328         (check_opcodes): Mark static void.
 329         * interp.c: Include inttypes.h and run-sim.h.
 330         (hash, lookup_hash, decode_pc, do_long, do_2_short, do_parallel,
 331         add_commas, sim_size, sim_write, sim_read, sim_open, sim_close,
 332         sim_set_profile, sim_set_profile_size, sim_stop, +sim_resume,
 333         sim_info, sim_set_callbacks, sim_stop_reason, sim_fetch_register,
 334         sim_store_register, sim_do_command, sim_load): Convert old style
 335         prototypes.
 336         (sim_create_inferior): Fix pointer cast to use uintptr_t.
 337         * simops.c (strrchr): Delete prototype.
 338         (trace_input_func): Mark name static.
 339         (trace_input_func, trace_output_void, trace_output_flag): Convert old style
 340         prototypes.
 341         (OP_*): Convert old style prototypes.
 342
 343 2015-03-30  Mike Frysinger  <vapier@gentoo.org>
 344
 345         * Makefile.in (interp.o, simops.o, endian.o, table.o): Delete rules.
 346         * configure.ac: Call SIM_AC_OPTION_ENDIAN, SIM_AC_OPTION_ALIGNMENT,
 347         SIM_AC_OPTION_HOSTENDIAN, SIM_AC_OPTION_ENVIRONMENT, and
 348         SIM_AC_OPTION_INLINE.
 349         * config.in, configure: Regenerate.
 350         * interp.c (sim_trace): Define.
 351
 352 2015-03-16  Mike Frysinger  <vapier@gentoo.org>
 353
 354         * config.in, configure: Regenerate.
 355
 356 2015-03-14  Mike Frysinger  <vapier@gentoo.org>
 357
 358         * Makefile.in (SIM_EXTRA_CFLAGS): Add
 359         -DSIM_USE_DEPRECATED_RUN_FRONTEND.
 360         (SIM_RUN_OBJS): Set to run.o.
 361
 362 2015-03-14  Mike Frysinger  <vapier@gentoo.org>
 363
 364         * configure.ac (AC_CHECK_HEADERS): Delete.
 365         * aclocal.m4, configure: Regenerate.
 366
 367 2014-08-19  Alan Modra  <amodra@gmail.com>
 368
 369         * configure: Regenerate.
 370
 371 2014-08-15  Roland McGrath  <mcgrathr@google.com>
 372
 373         * configure: Regenerate.
 374         * config.in: Regenerate.
 375
 376 2014-03-10  Mike Frysinger  <vapier@gentoo.org>
 377
 378         * interp.c (sim_do_command): Add const to cmd.
 379
 380 2014-03-05  Mike Frysinger  <vapier@gentoo.org>
 381
 382         * interp.c (sim_load): Add const to prog.
 383
 384 2014-03-04  Mike Frysinger  <vapier@gentoo.org>
 385
 386         * configure: Regenerate.
 387
 388 2013-09-23  Alan Modra  <amodra@gmail.com>
 389
 390         * configure: Regenerate.
 391
 392 2013-06-03  Mike Frysinger  <vapier@gentoo.org>
 393
 394         * aclocal.m4, configure: Regenerate.
 395
 396 2013-05-10  Freddie Chopin  <freddie_chopin@op.pl>
 397
 398         * configure: Rebuild.
 399
 400 2012-06-19  Joel Brobecker  <brobecker@adacore.com>
 401
 402         * interp.c: #include "config.h" instead of "sysdep.h".
 403         Add conditional include of string.h or strings.h, as well as
 404         conditional include of stdlib.h.
 405
 406 2012-06-15  Joel Brobecker  <brobecker@adacore.com>
 407
 408         * config.in, configure: Regenerate.
 409
 410 2012-05-24  Pedro Alves  <palves@redhat.com>
 411
 412         PR gdb/7205
 413
 414         Replace TARGET_SIGNAL_ with GDB_SIGNAL_ throughout.
 415
 416 2012-03-24  Mike Frysinger  <vapier@gentoo.org>
 417
 418         * aclocal.m4, config.in, configure: Regenerate.
 419
 420 2011-12-03  Mike Frysinger  <vapier@gentoo.org>
 421
 422         * aclocal.m4: New file.
 423         * configure: Regenerate.
 424
 425 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
 426
 427         * configure.ac: Change include to common/acinclude.m4.
 428
 429 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
 430
 431         * configure.ac: Change AC_PREREQ to 2.64.  Delete AC_CONFIG_HEADER
 432         call.  Replace common.m4 include with SIM_AC_COMMON.
 433         * configure: Regenerate.
 434
 435 2010-04-14  Mike Frysinger  <vapier@gentoo.org>
 436
 437         * interp.c (sim_write): Add const to buffer arg.
 438
 439 2010-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 440
 441         * configure: Regenerate.
 442
 443 2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 444
 445         * config.in: Regenerate.
 446         * configure: Likewise.
 447
 448         * configure: Regenerate.
 449
 450 2008-07-11  Hans-Peter Nilsson  <hp@axis.com>
 451
 452         * configure: Regenerate to track ../common/common.m4 changes.
 453         * config.in: Ditto.
 454
 455 2008-06-06  Vladimir Prus  <vladimir@codesourcery.com>
 456             Daniel Jacobowitz  <dan@codesourcery.com>
 457             Joseph Myers  <joseph@codesourcery.com>
 458
 459         * configure: Regenerate.
 460
 461 2006-12-21  Hans-Peter Nilsson  <hp@axis.com>
 462
 463         * acconfig.h: Remove.
 464         * config.in: Regenerate.
 465
 466 2006-06-13  Richard Earnshaw  <rearnsha@arm.com>
 467
 468         * configure: Regenerated.
 469
 470 2006-06-05  Daniel Jacobowitz  <dan@codesourcery.com>
 471
 472         * configure: Regenerated.
 473
 474 2006-05-31  Daniel Jacobowitz  <dan@codesourcery.com>
 475
 476         * configure: Regenerated.
 477
 478 2006-04-18  Nick Clifton  <nickc@redhat.com>
 479
 480         * interp.c (sim_stop_reason): Fix typo.
 481
 482 2005-11-28  Mark Mitchell  <mark@codesourcery.com>
 483
 484         * interp.c (gdb/signals.h): Include it.
 485         (sim_stop_reason): Use TARGET_SIGNAL_*.
 486
 487 2005-03-23  Mark Kettenis  <kettenis@gnu.org>
 488
 489         * configure: Regenerate.
 490
 491 2005-01-14  Andrew Cagney  <cagney@gnu.org>
 492
 493         * configure.ac: Sinclude aclocal.m4 before common.m4.  Add
 494         explicit call to AC_CONFIG_HEADER.
 495         * configure: Regenerate.
 496
 497 2005-01-12  Andrew Cagney  <cagney@gnu.org>
 498
 499         * configure.ac: Update to use ../common/common.m4.
 500         * configure: Re-generate.
 501
 502 2005-01-11  Andrew Cagney  <cagney@localhost.localdomain>
 503
 504         * configure: Regenerated to track ../common/aclocal.m4 changes.
 505
 506 2005-01-07  Andrew Cagney  <cagney@gnu.org>
 507
 508         * configure.ac: Rename configure.in, require autoconf 2.59.
 509         * configure: Re-generate.
 510
 511 2004-12-08  Hans-Peter Nilsson  <hp@axis.com>
 512
 513         * configure: Regenerate for ../common/aclocal.m4 update.
 514
 515 2004-06-28  Andrew Cagney  <cagney@gnu.org>
 516
 517         * interp.c (sim_resume): Rename ui_loop_hook to
 518         deprecated_ui_loop_hook.
 519
 520 2003-10-30  Andrew Cagney  <cagney@redhat.com>
 521
 522         * simops.c: Replace "struct symbol_cache_entry" with "struct
 523         bfd_symbol".
 524
 525 2003-06-22  Andrew Cagney  <cagney@redhat.com>
 526
 527         * interp.c (xfer_mem): Simplify.  Only do a single partial
 528         transfer.  Problem reported by Tom Rix.
 529
 530 2003-05-07  Andrew Cagney  <cagney@redhat.com>
 531
 532         * interp.c (sim_d10v_translate_addr): Add "regcache" parameter.
 533         (sim_d10v_translate_imap_addr): Ditto.
 534         (sim_d10v_translate_dmap_addr): Ditto.
 535         (xfer_mem): Pass NULL regcache to sim_d10v_translate_addr.
 536         (dmem_addr): Pass NULL regcache to sim_d10v_translate_dmap_addr.
 537         (dmap_register, imap_register): Add "regcache" parameter.
 538         (imem_addr): Pass NULL regcache to sim_d10v_translate_imap_addr.
 539         (sim_fetch_register): Pass NULL regcache to imap_register and
 540         dmap_register.
 541
 542 2003-02-27  Andrew Cagney  <cagney@redhat.com>
 543
 544         * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
 545
 546 2002-11-13  Andrew Cagney  <cagney@redhat.com>
 547
 548         * simops.c: Include <string.h>.
 549
 550 2002-06-17  Andrew Cagney  <cagney@redhat.com>
 551
 552         * d10v_sim.h (SET_PSW_BIT): Add cast to avoid inverting an enum.
 553
 554 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
 555
 556         * configure: Regenerated to track ../common/aclocal.m4 changes.
 557
 558 2002-06-13  Tom Rix  <trix@redhat.com>
 559
 560         * interp.c (xfer_mem): Fix transfers across multiple segments.
 561
 562 2002-06-09  Andrew Cagney  <cagney@redhat.com>
 563
 564         * Makefile.in (INCLUDE): Update path to callback.h.
 565         * gencode.c: Do not include "callback.h".
 566         * d10v_sim.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
 567         * interp.c: Ditto.
 568
 569 2002-06-08  Andrew Cagney  <cagney@redhat.com>
 570
 571         * interp.c (sim_fetch_register): Fix name of enum used in cast.
 572         (sim_store_register): Ditto.
 573
 574 2002-06-02  Elena Zannoni  <ezannoni@redhat.com>
 575
 576         From Jason Eckhardt <jle@redhat.com>
 577         * d10v_sim.h (INC_ADDR): Correctly handle the case where MOD_E is
 578         less than MOD_S (post-decrement).
 579
 580 2002-06-01  Andrew Cagney  <ac131313@redhat.com>
 581
 582         * interp.c (sim_fetch_register, sim_store_register): Use a switch
 583         statement and enums from "sim-d10v.h".
 584
 585 2002-05-28  Elena Zannoni  <ezannoni@redhat.com>
 586
 587         * interp.c (sim_create_inferior): Add comment.
 588
 589         From Alan Matsuoka <alanm@redhat.com>:
 590         From 2001-04-27 Jason Eckhardt <jle@cygnus.com>:
 591         * simops.c (OP_4400): Output "mvf0f" instead of "mf0f".
 592         (OP_4401): Output "mvf0t" instead of "mf0t".
 593         (OP_460B): Do not output a flag register.
 594         (OP_4609): Do not output a flag register.
 595
 596 2002-05-23  Andrew Cagney  <ac131313@redhat.com>
 597
 598         * Makefile.in (INCLUDE): Add "gdb/sim-d10v.h".
 599         * interp.c: Include "gdb/sim-d10v.h" instead of "sim-d10v.h".
 600
 601 2001-08-01  John R. Moore  <jmoore@redhat.com>
 602
 603         * interp.c (sim_create_inferior): Removed a hack that stated
 604         it was setting r0/r1 with argc/argv.
 605
 606 2001-04-15  J.T. Conklin  <jtc@redback.com>
 607
 608         * Makefile.in (simops.o): Add simops.h to dependency list.
 609
 610 Tue May 23 21:39:23 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 611
 612         * configure: Regenerated to track ../common/aclocal.m4 changes.
 613
 614 Tue Apr 18 16:26:41 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 615
 616         * interp.c (sim_resume): Deliver SIGILL.
 617         (lookup_hash): Do not print SIGILL message.
 618
 619 Tue Feb 22 18:24:56 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 620
 621         * Makefile.in (SIM_EXTRA_CFLAGS): Define SIM_HAVE_ENVIRONMENT.
 622         * interp.c (sim_set_trace): Replace sim_trace.  Enable tracing.
 623
 624 Tue Feb  8 17:41:12 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 625
 626         * d10v_sim.h (SIG_D10V_BUS): Define.
 627
 628         * simops.c (address_exception): Delete function.
 629         (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
 630         OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
 631         OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
 632         OP_6E1F, OP_6A01, OP_6E01, OP_37010000): Replace call to
 633         address_exception with code that sets SIG_D10V_BUS.
 634
 635         * interp.c (sim_resume): When SIGBUS or SIGSEGV, deliver a bus
 636         error to the simulator before resuming execution.
 637         (sim_trace): Check stop reason and use that to determine sim_trace
 638         return value.
 639         (sim_stop_reason): For SIG_D10V_BUS return a SIGBUS / SIGSEGV
 640         sigrc.
 641
 642 Tue Jan 18 16:07:42 MST 2000    Diego Novillo <dnovillo@cygnus.com>
 643
 644         * interp.c (sim_create_inferior): Change internal initial value for
 645         DMAP2 to 0x2000.
 646
 647 Mon Jan  3 02:06:07 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 648
 649         * interp.c (lookup_hash): Stop the update of the PC when there was
 650         an illegal instruction exception.
 651
 652 Mon Jan  3 00:14:33 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 653
 654         * simops.c (address_exception): New function.
 655         (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
 656         OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
 657         OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
 658         OP_6E1F, OP_6A01, OP_6E01, OP_37010000): For "ld", "ld2w", "st"
 659         and "st2w" check that the address is aligned.
 660
 661 1999-12-30  Chandra Chavva   <cchavva@cygnus.com>
 662
 663         * d10v_sim.h (INC_ADDR): Added code to assign
 664         proper address for loads with predec operations.
 665
 666 1999-11-25  Nick Clifton  <nickc@cygnus.com>
 667
 668         * simops.c (OP_4E0F): New function: Simulate new bit pattern for
 669         cpfg instruction.
 670
 671 Fri Oct 29 18:34:28 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 672
 673         * simops.c (move_to_cr): Don't allow user to set PSW.DM in either
 674         DPSW and BPSW.
 675
 676 Thu Oct 28 01:26:18 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 677
 678         * simops.c (OP_5F20): Use SET_HW_PSW when updating PSW.
 679         (PSW_HW_MASK): Declare.
 680
 681         * d10v_sim.h (move_to_cr): Add ``psw_hw_p'' parameter.
 682         (SET_CREG, SET_PSW_BIT): Update.
 683         (SET_HW_CREG, SET_HW_PSW): Define.
 684
 685 Sun Oct 24 21:38:04 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 686
 687         * interp.c (sim_d10v_translate_dmap_addr): Fix extraction of IOSP
 688         for DMAP3.
 689
 690 Sun Oct 24 16:04:16 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 691
 692         * interp.c (sim_d10v_translate_addr): New function.
 693         (xfer_mem): Rewrite.  Use sim_d10v_translate_addr.
 694         (map_memory): Make INLINE.
 695
 696 Sun Oct 24 13:45:19 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 697
 698         * interp.c (sim_d10v_translate_dmap_addr): New function.
 699         (dmem_addr): Rewrite. Use sim_d10v_translate_dmap_addr.  Change
 700         offset parameter to type uint16.
 701         * d10v_sim.h (dmem_addr): Update declaration.
 702
 703 Sun Oct 24 13:07:31 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 704
 705         * interp.c (imap_register, set_imap_register, dmap_register,
 706         set_imap_register): Use map_memory.
 707         (DMAP): Update.
 708         (sim_create_inferior): Initialize all DMAP registers.  NOTE that
 709         DMAP2, in internal memory mode, is set to 0x0000 and NOT
 710         0x2000. This is consistent with the older d10v boards.
 711
 712 Sun Oct 24 11:22:12 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 713
 714         * interp.c (sim_d10v_translate_imap_addr): New function.
 715         (imem_addr): Rewrite.  Use sim_d10v_translate_imap_addr.
 716         (last_from, last_to): Declare.
 717
 718 Sun Oct 24 01:21:56 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 719
 720         * d10v_sim.h (struct d10v_memory): Define.  Support very long
 721         memories.
 722         (struct _state): Replace imem, dmem and umem by mem.
 723         (IMAP_BLOCK_SIZE, DMAP_BLOCK_SIZE, SEGMENT_SIZE, IMEM_SEGMENTS,
 724         DMEM_SEGMENTS, UMEM_SEGMENTS): Define.
 725
 726         * interp.c (map_memory): New function.
 727         (sim_size, xfer_memory, imem_addr, dmem_addr): Update.
 728         (UMEM_SEGMENTS): Moveed to "d10v_sim.h".
 729         (IMEM_SIZEDMEM_SIZE): Delete.
 730
 731 Sat Oct 23 20:06:58 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 732
 733         * interp.c: Include "sim-d10v.h".
 734         (imap_register, set_imap_register, dmap_register,
 735         set_dmap_register, spi_register, spu_register, set_spi_register,
 736         set_spu_register): New functions.
 737         (sim_create_inferior): Update.
 738         (sim_fetch_register, sim_store_register): Rewrite.  Use enums
 739         defined in sim-d10v.h.
 740
 741         * d10v_sim.h (DEBUG_MEMORY): Define.
 742         (IMAP0, IMAP1, DMAP, SET_IMAP0, SET_IMAP1, SET_DMAP): Delete.
 743
 744 Sat Oct 23 18:41:18 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 745
 746         * interp.c (sim_open): Allow a debug value to be passed to the -t
 747         option.
 748         (lookup_hash): Don't exit on an illegal instruction.
 749         (do_long, do_2_short, do_parallel): Check for failed instruction
 750         lookup.
 751
 752 Mon Oct 18 18:03:24 MDT 1999    Diego Novillo <dnovillo@cygnus.com>
 753
 754         * simops.c (OP_3220): Fix trace output for illegal accumulator
 755         message.
 756
 757 1999-09-14  Nick Clifton  <nickc@cygnus.com>
 758
 759         * simops.c: Disable setting of DM bit in PSW.
 760
 761 Wed Sep  8 19:34:55 MDT 1999    Diego Novillo <dnovillo@cygnus.com>
 762
 763         * simops.c (op_types): Added new memory indirect type OP_MEMREF3.
 764         (trace_input_func): Added support for OP_MEMREF3.
 765         (OP_32010000): New instruction ld.
 766         (OP_33010000): New instruction ld2w.
 767         (OP_5209): New instruction sac.
 768         (OP_4209): New instruction sachi.
 769         (OP_3220): New instruction slae.
 770         (OP_36010000): New instruction st.
 771         (OP_37010000): New instruction st2w.
 772
 773 1999-09-09  Stan Shebs  <shebs@andros.cygnus.com>
 774
 775         * interp.c (old_segment_mapping): New global.
 776         (xfer_mem): Change the default segment mapping to be the way
 777         that Mitsubishi prefers, but use the previous mapping if
 778         old_segment_mapping is true.
 779         (sim_open): Add an option -oldseg to get the old mapping.
 780         (sim_create_inferior): Init mapping registers based on the
 781         value of old_segment_mapping.
 782
 783 1999-09-07  Nick Clifton  <nickc@cygnus.com>
 784
 785         * simops.c (OP_6601): Do not write back decremented address if
 786         either of the destination registers was the same as the address
 787         register.
 788         (OP_6201): Do not write back incremented address if either of the
 789         destination registers was the same as the address register.
 790
 791 Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 792
 793         * configure: Regenerated to track ../common/aclocal.m4 changes.
 794
 795 1999-05-08  Felix Lee  <flee@cygnus.com>
 796
 797         * configure: Regenerated to track ../common/aclocal.m4 changes.
 798
 799 1999-04-02  Keith Seitz  <keiths@cygnus.com>
 800
 801         * interp.c (ui_loop_hook_counter): New global (when NEED_UI_LOOP_HOOK
 802         defined).
 803         (sim_resume): If the counter has expired, call the ui_loop_hook,
 804         if defined.
 805         (UI_LOOP_POLL_INTERVAL): Define. Used to tweak the frequency of
 806         ui_loop_hook calls.
 807         * Makefile.in (SIM_EXTRA_CFLAGS): Include NEED_UI_LOOP_HOOK.
 808
 809 Wed Mar 10 19:32:13 1999  Nick Clifton  <nickc@cygnus.com>
 810
 811         * simops.c: If load instruction with auto increment/decrement
 812         addressing is used when the destination register is the same as
 813         the address register, then ignore the auto increment/decrement.
 814
 815 Wed Mar 10 19:32:13 1999  Martin M. Hunt  <hunt@cygnus.com>
 816
 817         * simops.c (OP_5F00): Ifdef SYS_stat case because
 818         not all systems have it defined.
 819
 820 1999-01-26  Jason Molenda  (jsm@bugshack.cygnus.com)
 821
 822         * simops.c (OP_5607): Correct saturation comparison/assignment.
 823         (OP_1201, OP_1203, OP_17001200, OP_17001202,
 824          OP_2A00, OP_2800, OP_2C00, OP_3200, OP_3201,
 825          OP_1001, OP_1003, OP_17001000, OP_17001002): Ditto.
 826
 827 1999-01-26  Jason Molenda  (jsm@bugshack.cygnus.com)
 828
 829         * simops.c (OP_5605): Sign extend MIN32 and MAX32 before saturation
 830         comparison.
 831         (OP_5607): Ditto.
 832         (OP_2A00): Ditto.
 833         (OP_2800): Ditto.
 834
 835 1999-01-13  Jason Molenda  (jsm@bugshack.cygnus.com)
 836
 837         * simops.c (OP_1223): Sign extend MIN32 and MAX32 before saturation
 838         comparison.
 839
 840 Tue Nov 24 17:04:43 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 841
 842         * simops.c (sys/syscall.h): Include targ-vals.h instead.
 843         (SYS_*): Replace with TARGET_SYS_*.
 844
 845         * Makefile.in: Add dependency on targ-vals.h.
 846         (NL_TARGET): Define as NL_TARGET_d10v.
 847
 848 Wed Sep 30 00:06:32 1998  Andrew Cagney  <cagney@amy.cygnus.com>
 849
 850         * interp.c (xfer_mem): Missing break, instruction memory case
 851         flowed into unified memory case.
 852
 853 Wed Sep 30 10:14:18 1998  Nick Clifton  <nickc@cygnus.com>
 854
 855         * simops.c: If load instruction with auto increment/decrement
 856         addressing is used when the destination register is the same as
 857         the address register, then ignore the auto increment/decrement.
 858
 859 Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>
 860
 861         * configure: Regenerated to track ../common/aclocal.m4 changes.
 862
 863 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 864
 865         * configure: Regenerated to track ../common/aclocal.m4 changes.
 866         * config.in: Ditto.
 867
 868 Sun Apr 26 15:20:23 1998  Tom Tromey  <tromey@cygnus.com>
 869
 870         * acconfig.h: New file.
 871         * configure.in: Reverted change of Apr 24; use sinclude again.
 872
 873 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 874
 875         * configure: Regenerated to track ../common/aclocal.m4 changes.
 876         * config.in: Ditto.
 877
 878 Fri Apr 24 11:20:06 1998  Tom Tromey  <tromey@cygnus.com>
 879
 880         * configure.in: Don't call sinclude.
 881
 882 Fri Apr 24 11:04:46 1998  Andrew Cagney  <cagney@chook.cygnus.com>
 883
 884         * interp.c (struct hash_entry): OPCODE and MASK are unsigned.
 885
 886         * d10v_sim.h (remote-sim.h, sim-config.h): Include.
 887
 888 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 889
 890         * configure: Regenerated to track ../common/aclocal.m4 changes.
 891
 892 Wed Apr  1 12:59:17 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 893
 894         * simops.c (trace_input_func): Use move_from_cr / CREGS to obtain
 895         up-to-date CR value.
 896         (OP_OP_1000000, add3): Trace inputs before performing add.
 897         (OP_5F00, <*>): Trace input registers before making system call.
 898         (OP_5F00, <kill>): Trace R0, R1 not REGn.
 899         (OP_5F00, <getpid>): Always return 47.
 900
 901         * d10v_sim.h (SLOT, SLOT_NR, SLOT_PEND_MASK, SLOT_PEND,
 902         SLOT_DISCARD, SLOT_FLUSH): Define.  An implementation of write
 903         back slots.
 904         (struct _state): Add struct slot slot to global state variable.
 905         (struct _state): Delete fields SM, EA, DB, DM, IE, RP, MD, FX, ST,
 906         F0, F1, C from global State variable.
 907         (struct _state): Add struct trace to global State variable.
 908         (GPR, SET_GPR): Define.  SET_GPR uses SLOT_PEND.
 909         (PSW*, SET_PSW*): Define. SET_PSW* uses SET_CREG.
 910         (CREG, SET_CREG, SET_*): Define. SET_CREG uses func move_to_cr.
 911         (INC_ADDR): Re-implement.  Use SET_GPR to update registers.
 912         (JMP): Re-implement. Use SET_* to update registers.
 913
 914         * interp.c: Use new SET_* et.al. macros to fetch / store
 915         registers.
 916         (get_operands): Squirrel away trace values at start of each
 917         operand decode.
 918         (do_2_short): Flush pending writes before issuing second
 919         instruction.
 920         (sim_resume): Flush pending writes at end of instruction cycle.
 921         (sim_fetch_register, sim_store_register, sim_create_inferior):
 922         After scheduling updates to registers using SET_*, flush updates.
 923         (sim_resume): Re-order handling of RPT/repeat and IBA/hbreak so
 924         that each sets pc using SET_* and last SET_* eventually winds out.
 925
 926         * simops.c: Use new SET_* et.al. macros to fetch / store
 927         registers.
 928         (move_to_cr): Add MASK argument for selective update of CREG bits.
 929         Re-implement using new SET_* macros.
 930         (trace_output_func, trace_output): Delete. Replace with.
 931         (do_trace_output_flush, trace_output_finish, trace_output_40,
 932         trace_output_32, trace_output_16, trace_output_void,
 933         trace_output_flag): New functions.  Handle specific trace cases.
 934         (OP_*): Re-write tracing to use new trace_output_* functions.
 935         (OP_*): Re-write to use new SET_* et.al. macros.
 936         (FUNC, PARM[1-4], RETVAL, RETVAL32): Redo definition.
 937         (RETVAL_HIGH, RETVAL_LOW): Delete, use RETVAL32.
 938
 939 Wed Apr  1 12:55:18 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 940
 941         * configure.in (SIM_AC_OPTION_WARNINGS): Add.
 942         configure: Re-generate.
 943
 944 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 945
 946         * configure: Regenerated to track ../common/aclocal.m4 changes.
 947
 948 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 949
 950         * configure: Regenerated to track ../common/aclocal.m4 changes.
 951
 952 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 953
 954         * configure: Regenerated to track ../common/aclocal.m4 changes.
 955
 956 Tue Feb 17 12:38:42 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 957
 958         * interp.c (sim_store_register, sim_fetch_register): Pass in
 959         length parameter.  Return -1.
 960
 961 Mon Oct 27 14:43:33 1997  Fred Fish  <fnf@cygnus.com>
 962
 963         * (dmem_addr): If address is illegal or in I/O space, signal a bus
 964         error.  Allocate unified memory on demand.  Fix DMEM address
 965         calculations.
 966
 967 Mon Feb 16 10:27:53 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 968
 969         * simops.c (OP_5F20): Implement "dbt".
 970         (OP_5F60): Implement "rtd".
 971
 972         * d10v_sim.h (DPC_CR): Define enum.
 973         (DBT_VECTOR_START): Define
 974         (DPSW, DPC): Define.
 975
 976 Fri Feb 13 15:15:58 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 977
 978         * simops.c (move_to_cr): Sync regs[SP_IDX] with State.sp according
 979         to PSW:SM.
 980
 981         * d10v_sim.h (struct _state): Add sp, as holding area for SPI/SPU.
 982         (SP_IDX): Define.
 983
 984 Wed Feb 11 16:53:49 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 985
 986         * simops.c (OP_5F00): Call error instead of abort for unknown
 987         syscalls.
 988
 989         * d10v_sim.h (enum): Define DPSW_CR.
 990
 991         * simops.c (move_to_cr): Mask out hardwired zero bits in DPSW.
 992
 993 Tue Feb 10 18:28:38 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 994
 995         * interp.c (sim_write_phys): Delete.
 996         (sim_load): Call sim_load_file with sim_write and LMA.
 997
 998 Mon Feb  9 12:05:01 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 999
1000         * interp.c: Rewrite xfer_mem so that it translates addresses as -
1001         0x00... - DMAP translated memory, 0x01... IMAP translated memory,
1002         0x10... - on-chip data, 0x11... - on-chip insn, 0x12... - unified
1003         memory.
1004         (pc_addr): Delete.
1005         (imem_addr): New function - translate IMEM address.
1006         (sim_resume): Use imem_addr to translate insn address, abort if
1007         translation failed.
1008         (sim_create_inferior): Write ARGV to memory using sim_write.  Pass
1009         argc/argv using r0/r1 not r2/r3.
1010         (sim_size): Do not initialize IMAP/DMAP here.
1011         (sim_open): Call sim_create_inferior and sim_size to initialize
1012         the system.
1013         (sim_create_inferior): Initialize IMAP/DMAP to hardware reset
1014         defaults.
1015         (init_system): Delete.
1016         (xfer_mem, sim_fetch_register, sim_store_register): Do not call
1017         init_system.
1018         (decode_pc): Check prog_bfd is defined before looking up .text
1019         section.
1020
1021 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
1022
1023         * configure: Regenerated to track ../common/aclocal.m4 changes.
1024
1025 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
1026
1027         * configure: Regenerated to track ../common/aclocal.m4 changes.
1028
1029 Sun Jan 25 22:23:01 1998  Michael Meissner  <meissner@cygnus.com>
1030
1031         * interp.c (sim_stop_reason): Exit status is now in r0, not r2.
1032
1033 Sat Jan 24 19:00:30 1998  Michael Meissner  <meissner@cygnus.com>
1034
1035         * d10v_sim.h (DEBUG_TRAP): New debug flag.
1036
1037         * simops.c (OP_5F00): If DEBUG_TRAP is on, turn traps 0-14 into
1038         printing the registers.
1039
1040 Thu Jan 22 17:54:01 1998  Michael Meissner  <meissner@cygnus.com>
1041
1042         * simops.c (op_types): New ABI, args are r0..r3, system call # is
1043         in r4.
1044         (trace_{in,out}put_func): Ditto.
1045         (OP_4900): Ditto.
1046         (OP_24800000): Ditto.
1047         (OP_4D00): Ditto.
1048         (OP_5F00): Ditto.
1049
1050 Thu Jan 22 14:30:36 1998  Fred Fish  <fnf@cygnus.com>
1051
1052         * interp.c (UMEM_SEGMENTS): New define, set to 128.
1053         (sim_size): Use UMEM_SEGMENTS rather than hardwired constant.
1054         (sim_close): Reset prog_bfd to NULL after closing it.  Also
1055         reset prog_bfd_was_opened_p after closing prog_bfd.
1056         (sim_load): Reset prog_bfd_was_opened_p after closing prog_bfd.
1057         (sim_create_inferior): Get start address from abfd not prog_bfd.
1058         (xfer_mem): Do bounds checking on addresses and return zero length
1059         read/write on bad addresses, rather than aborting.  Prepare to
1060         be able to handle xfers that cross segment boundaries, but not
1061         yet implemented.  Only emit debug message when d10v_debug is
1062         set as well as DEBUG being defined.
1063
1064 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
1065
1066         * configure: Regenerated to track ../common/aclocal.m4 changes.
1067
1068 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1069
1070         * configure: Regenerated to track ../common/aclocal.m4 changes.
1071         * config.in: Ditto.
1072
1073 Tue Dec  9 10:28:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1074
1075         * d10v_sim.h (RPT_S): Index cregs with RPT_S_CR not RPT_E_CR.
1076         (BPSW): Ditto for BPSW_CR and not PSW_CR.
1077
1078         * simops.c (OP_5F40): JMP to BPC instead of assigning PC directly.
1079
1080 Mon Dec  8 12:58:33 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1081
1082         * simops.c (OP_5F00): From Martin Hunt <hunt@cygnus.com>. Change
1083         reserved trap from 0 to 15. Add trap emulation code for 0-14.
1084
1085         * interp.c (sim_resume): From Martin Hunt <hunt@cygnus.com>. Check
1086         IBA for SDBT.
1087
1088         * d10v_sim.h (AE_VECTOR_START, RIE_VECTOR_START,
1089         SDBT_VECTOR_START, TRAP_VECTOR_START): Define.
1090
1091         * simops.c (OP_5F00): For "trap", mask out all but SM bit in PSW,
1092         use move_to_cr.
1093         (OP_5F00): For "trap", update BPSW with move_to_cr.
1094
1095 Fri Dec  5 15:31:17 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1096
1097         * d10v_sim.h (enum): Enumerate CR register names.
1098         (enum): Enumerate PSW bit values.
1099         (PSW): Obtain value uing move_from_cr.
1100         (MOD_S, MOD_E, BPSW): Make r-values.
1101         (move_from_cr, move_to_cr): Declare functions.
1102
1103         * interp.c (sim_fetch_register, sim_store_register): Use
1104         move_from_cr and move_to_cr for CR register transfers.
1105
1106         * simops.c (move_from_cr, move_to_cr): New functions.
1107         (OP_5F40): Move BPSW to PSW using move_to_cr and move_from_cr.
1108         (OP_5600): For "mvtc", use function move_to_cr.
1109         (OP_5200): For "mvfc", use function move_from_cr.
1110
1111 Fri Dec  5 13:33:14 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1112
1113         * simops.c (OP_5600): For "mvtc" MOD_E and MOD_S, ensure that the
1114         LSbit is zero.
1115
1116 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
1117
1118         * configure: Regenerated to track ../common/aclocal.m4 changes.
1119
1120 Thu Dec  4 16:51:02 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1121
1122         * d10v_sim.h (struct _state): Add DM - PSW debug mask.
1123
1124         * simops.c (OP_5600): For "mvtc", save PSW.DM.
1125         (OP_5200): Ditto for "mvfc".
1126
1127 Wed Dec  3 17:27:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1128
1129         * d10v_sim.h (SEXT56): Define.
1130
1131         * simops.c (OP_4201): For "rac", sign extend 56 bit value before
1132         it is shifted.
1133
1134         * d10v_sim.h (MAX32, MIN32, MASK32, MASK40): Re-define using
1135         SIGNED64 macro.
1136
1137 Tue Dec  2 15:38:34 1997  Fred Fish  <fnf@cygnus.com>
1138
1139         * interp.c (sim_resume): Call do_2_short with LEFT_FIRST or
1140         RIGHT_FIRST, as appropriate, instead of hardcoded ints that
1141         don't match enum values.
1142
1143 Tue Dec  2 15:01:08 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1144
1145         * simops.c (OP_3A00): For "macu", perform multiply stage using 32
1146         bit rather than 16 bit precision.
1147         (OP_3C00): For "mulxu", store unsigned product in ACC.
1148         (OP_3800): For "msbu", subtract unsigned product from ACC,
1149         (OP_0): For "sub", compute carry by comparing inputs.
1150
1151 Tue Dec  2 11:04:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1152
1153         * simops.c (OP_1000): For "sub2w", compute carry by comparing
1154         inputs.
1155
1156 Mon Nov 17 20:57:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1157
1158         * simops.c (OP_1): Use 32 bit unsigned arithmetic for subtract,
1159         carry indicated by value > 0xffff.
1160
1161 Fri Nov 14 12:51:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1162
1163         * interp.c (sim_resume): Don't set up SIGINT handler using signal,
1164         handled by client.
1165         (sim_resume): Fix race condition of a direct assignment to
1166         stop_simulator, conditionally call sim_stop.
1167         (sim_stop_reason): Check stop_simulator returning SIGINT.  Clear
1168         stop_simulator ready for next sim_resume call.
1169         (sim_ctrl_c): Delete function.
1170
1171 Thu Nov 13 19:29:34 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1172
1173         * interp.c (sim_resume): For "REP", only check/update the PC when
1174         a branch instruction has not been executed.
1175
1176 Mon Nov 10 17:50:18 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1177
1178         * simops.c (OP_4201): "rachi". Sign extend bit 40 of ACC.  Sign
1179         extend bit 44 all constants.
1180         (OP_4201): Replace GCC specific 0x..LL with SIGNED64 macro.
1181
1182 Fri Oct 24 10:26:29 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1183
1184         * d10v_sim.h: Include sim-types.h.
1185         (uint8, in816, uiny16, int32, uint32, int64, uint64): Typedef
1186         using unsigned8 et.al. from sim-types.h.
1187         (SEXT32, SEXT40, SEXT44, SEXT60): Replace GCC specific 0x..LL with
1188         SIGNED64 macro.
1189
1190 Wed Oct 22 14:43:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1191
1192         * interp.c (sim_write_phys): New function, write to physical
1193         instead of virtual memory.
1194
1195         * interp.c (sim_load): Pass lma_p and sim_write_phys to
1196         sim_load_file.
1197
1198 Mon Oct 13 10:55:07 1997  Fred Fish  <cygnus.com>
1199
1200         * simops.c (OP_6A01): Change OP_POSTDEC to OP_POSTINC and move
1201         exception generation code to OP_6E01.
1202         (OP_6E01): Change OP_POSTINC to OP_POSTDEC and insert exception
1203         generation code.
1204
1205 Sat Oct 11 09:02:08 1997  Fred Fish  <fnf@cygnus.com>
1206
1207         * simops.c (OP_6401): postdecrement on r15 is OK, remove exception.
1208         (OP_6601): Ditto.
1209
1210 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1211
1212         * configure: Regenerated to track ../common/aclocal.m4 changes.
1213
1214 Sat Sep 27 12:51:34 1997  Fred Fish  <fnf@cygnus.com>
1215
1216         * interp.c (pc_addr): Discard upper bit(s) of PC in case
1217         IMAP1 selects unified memory.
1218         * d10v_sim.h (INC_ADDR): Align MOD_E to increment before testing
1219         for end condition.
1220
1221 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1222
1223         * configure: Regenerated to track ../common/aclocal.m4 changes.
1224
1225 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1226
1227         * configure: Regenerated to track ../common/aclocal.m4 changes.
1228
1229 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1230
1231         * configure: Regenerated to track ../common/aclocal.m4 changes.
1232
1233 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1234
1235         * configure: Regenerated to track ../common/aclocal.m4 changes.
1236
1237 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1238
1239         * configure: Regenerated to track ../common/aclocal.m4 changes.
1240
1241 Wed Sep 10 22:30:24 1997  Martin M. Hunt  <hunt@cygnus.com>
1242
1243         * interp.c (sim_resume): Increment PC at end of rep
1244         loop.
1245
1246         * simops.c (OP_4201): Fix rachi instruction.
1247
1248 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
1249
1250         * configure: Regenerated to track ../common/aclocal.m4 changes.
1251
1252 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1253
1254         * configure: Regenerated to track ../common/aclocal.m4 changes.
1255         * config.in: Ditto.
1256
1257 Tue Aug 26 10:37:49 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1258
1259         * interp.c (sim_kill): Delete.
1260         (sim_create_inferior): Add ABFD argument.
1261         (sim_load): Move setting of PC from here.
1262         (sim_create_inferior): To here.
1263         (start_address): Delete variable.
1264
1265 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1266
1267         * configure: Regenerated to track ../common/aclocal.m4 changes.
1268         * config.in: Ditto.
1269
1270 Mon Aug 25 15:39:29 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1271
1272         * interp.c (sim_open): Add ABFD argument.
1273
1274 Tue May 20 10:14:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1275
1276         * interp.c (sim_open): Add callback argument.
1277         (sim_set_callbacks): Remove SIM_DESC argument.
1278
1279 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
1280
1281         * configure: Regenerated to track ../common/aclocal.m4 changes.
1282
1283 Tue Apr 22 10:29:23 1997  Doug Evans  <dje@canuck.cygnus.com>
1284
1285         * interp.c (sim_open): Undo patch to add -E support.
1286
1287 Fri Apr 18 13:39:01 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1288
1289         * interp.c (sim_stop): New function.
1290
1291 Thu Apr 17 02:42:00 1997  Doug Evans  <dje@canuck.cygnus.com>
1292
1293         * Makefile.in (SIM_OBJS): Add sim-load.o.
1294         * d10v_sim.h (exec_bfd): Rename to prog_bfd.
1295         * interp.c: #include bfd.h.
1296         (myname, sim_kind, start_address): New static locals.
1297         (prog_bfd_was_opened_p, prog_bfd): New static locals.
1298         (decode_pc): Update to use prog_bfd.
1299         (sim_open): Set sim_kind, myname.  Ignore -E arg.
1300         (sim_close): Close prog_bfd if simulator opened it.
1301         (sim_create_inferior): Return SIM_RC.  Delete arg start_address.
1302         (sim_load): Return SIM_RC.  New arg abfd.  Set start address from bfd.
1303         Call sim_load_file to load file into simulator.
1304         * simops.c (trace_input_func): exec_bfd renamed to prog_bfd.
1305
1306 Wed Apr 16 16:12:03 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1307
1308         * simops.c (OP_5F00): Only provide system calls SYS_execv,
1309         SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
1310
1311 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1312
1313         * configure: Regenerated to track ../common/aclocal.m4 changes.
1314         * config.in: Ditto.
1315
1316 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
1317
1318         * interp.c (sim_open): New arg `kind'.
1319
1320         * configure: Regenerated to track ../common/aclocal.m4 changes.
1321
1322 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1323
1324         * configure: Regenerated to track ../common/aclocal.m4 changes.
1325
1326 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1327
1328         * configure: Re-generate.
1329
1330 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
1331
1332         * configure: Regenerate to track ../common/aclocal.m4 changes.
1333
1334         * simops.c (OP_5F00): Remove old traps 1-3.  Make trap 15 the same
1335         as trap 0, which will be deprecated.  Only set errno, if an error
1336         in fact was returned.
1337
1338 Thu Mar 13 12:41:20 1997  Doug Evans  <dje@canuck.cygnus.com>
1339
1340         * interp.c: Delete redundant prototypes of sim_foo fns.
1341         (sim_open): New SIM_DESC result.  Argument is now in argv form.
1342         (other sim_*): New SIM_DESC argument.
1343
1344 Thu Mar 13 10:29:04 1997  Michael Meissner  <meissner@cygnus.com>
1345
1346         * simops.c (trace_{input,output}_func): Call flush_stdout from the
1347         callback functions.
1348         (OP_5F00): Ditto.
1349         (OP_6{4,6,C,A}01): Test for post decrement on the stack pointer.
1350         (OP_{1200,1000000,201,5FE0,1003,17001002}): Fix problems in
1351         setting the carry bit after an add or a subtract.
1352
1353 Wed Feb 12 16:04:15 1997  Michael Meissner  <meissner@cygnus.com>
1354
1355         * simops.c (OP_{1403,15002A02,3{0,4}0{0,1}}): Only use the bottom
1356         40 bits of accumulators.  Sign/zero extend as appropriate.
1357
1358 Tue Feb  4 13:33:30 1997  Doug Evans  <dje@canuck.cygnus.com>
1359
1360         * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
1361         COMMON_{PRE,POST}_CONFIG_FRAG instead.
1362         * configure.in: sinclude ../common/aclocal.m4.
1363         * configure: Regenerated.
1364
1365 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
1366
1367         * configure configure.in Makefile.in:  Update to new configure
1368         scheme which is more compatible with WinGDB builds.
1369         * configure.in:  Improve comment on how to run autoconf.
1370         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
1371         * Makefile.in:  Use autoconf substitution to install common
1372         makefile fragment.
1373
1374 Fri Dec 27 22:54:05 1996  Angela Marie Thomas (angela@cygnus.com)
1375
1376         * gencode.c: patch to not #include "d10v_sim.h" which
1377         unecessarily includes bfd.h and causes wingdb configure
1378         to fail.
1379
1380 Mon Dec 16 13:39:03 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1381
1382         * interp.c (xfer_mem): Change unified memory to 0x0.
1383
1384 Thu Nov 28 20:42:56 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1385
1386         * simops.c (OP_3E01): Fix tracing information.
1387         (OP_300{0,1}): Do not propigate sign.
1388
1389 Mon Nov 25 19:47:40 1996  Doug Evans  <dje@canuck.cygnus.com>
1390
1391         * config.in (WORDS_BIGENDIAN): Add.
1392         * configure: Regenerated.
1393         * d10v_sim.h: #include "config.h"
1394
1395 Sat Nov 23 09:34:50 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1396
1397         * gencode.c (write_opcodes): Eliminate warnings when generated
1398         table.c is compiled.
1399
1400 Wed Nov 20 19:41:40 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1401
1402         * interp.c (sim_open): Cast result of calloc, and make sure NULL
1403         was not returned.
1404         (dmem_addr): If address is illegal or in I/O space, signal a bus
1405         error.
1406         (pc_addr): Signal bus error, not illegal instruction for bogus
1407         pc.
1408
1409 Wed Nov 20 01:23:03 1996  Doug Evans  <dje@canuck.cygnus.com>
1410
1411         * Makefile.in: Delete all stuff moved to ../common/Make-common.in.
1412         (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
1413         * configure.in: Simplify using macros in ../common/aclocal.m4.
1414         Call AC_CHECK_HEADERS(unistd.h).
1415         * configure: Regenerated.
1416         * config.in: New file.
1417         * interp.c: #include "callback.h".
1418         * simops.c: #include "config.h".  #include <unistd.h> if present.
1419
1420 Fri Nov  8 16:19:55 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1421
1422         * d10v-sim.h (simops): Add flag is_long.
1423         (State): Add pc_changed.  Instructions which update the PC should
1424         use the JMP macro which sets this.
1425         (JMP): New macro.  Sets the PC and the pc_changed flag.
1426
1427         * gencode.c (write_opcodes): Add is_long field.
1428
1429         * interp.c (lookup_hash): If we blindly apply a short opcode's mask
1430         to a long opcode we could get a false match.  Check the opcode size.
1431         (hash): Add a size field to the hash table.
1432         (sim_open): Initialize size field in hash table.
1433         (sim_resume): Change to logic for setting the PC.  Used to increment the
1434         PC if it had not been changed.  This didn't allow single-instruction loops.
1435         Now checks the flag State.pc_changed.  Also now stops when ^C is received.
1436         (dmem_addr): Fix translation of data segments to unified memory.
1437         (sim_ctrl_c): New function.  When ^C is received, set stop_simulator flag.
1438
1439         * simops.c: Changed all branch and jump instructions to use new JMP macro.
1440         (OP_20000000): Corrected trace information to show this is a ldi.l, not
1441         a ldi.s instruction.
1442
1443 Thu Oct 31 19:13:55 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1444
1445         * interp.c (sim_fetch_register, sim_store_register): Fix bug where
1446         updating the accumulators was overwriting other parts of the global
1447         State variable.
1448
1449 Wed Oct 30 17:35:14 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1450
1451         * interp.c (bfd.h) Don't include it here any more.
1452         (text{,_start,_end}): Move here from simops.c and make extern.
1453         (decode_pc): New function to return the PC as an address that the
1454         debugger can use.
1455         (dmem_addr): Print decoded PC in error message.
1456         (pc_addr): Ditto.
1457
1458         * simops.c (bfd.h) Don't include it here any more.
1459         (text{,_start,_end}): Move to simops.c.
1460         (trace_input_func): Move decoding of PC, and looking up .text
1461         start to decode_pc.
1462
1463         * d10v_sim.h (bfd.h): Include it here.
1464         (text{,_start,_end}): Add external declarations.
1465         (exec_bfd): Ditto.
1466         (decode_pc): Ditto.
1467
1468 Tue Oct 29 12:13:52 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1469
1470         * interp.c (sim_size): Now allocates unified memory for imap segments
1471         0,1,2, and 127. Initializes imap0 and imap1 to 0x1000.  Initializes dmap to 0.
1472         (sim_write): Just call xfer_mem().
1473         (sim_read): Just call xfer_mem().
1474         (xfer_mem): New function. Does appropriate memory mapping and copies bytes.
1475         (dmem_addr): New function. Reads dmap register and translates data
1476         addresses to local addresses.
1477         (pc_addr): New function. Reads imap register and computes local address
1478         corresponding to contents of the PC.
1479         (sim_resume): Change to use pc_addr().
1480         (sim_create_inferior): Change reinitialization code. Also reinitializes
1481         imap[01] and dmap.
1482         (sim_fetch_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1483         (sim_store_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1484
1485         * simops.c (MEMPTR): Redefine to use dmem_addr().
1486         (OP_5F00): Replace references to STate.imem with dmem_addr().
1487
1488         * d10v-sim.h (State): Remove mem_min and mem_max. Add umem[128].
1489         (RB,SW,RW,SLW,RLW): Redefine to use dmem_addr().
1490         (IMAP0,IMAP1,DMAP,SET_IMAP,SET_IMAP1,SET_DMAP): Define.
1491
1492 Tue Oct 22 15:22:33 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1493
1494         * d10v_sim.h (_ins_type): Reorganize, so that we can provide
1495         better statistics, like not counting NOPS as parallel
1496         instructions, and printing total cycles.
1497         (ins_type_counters): Make unsigned long.
1498         (left_nops,right_nops): Fold into ins_type_counters.
1499
1500         * simops.c (trace_input_func): Print new instruction types.
1501         Handle OP_R2R3 as input types.
1502         (OP_{38000000,7000}): Correctly sign extend bytes.
1503         (OP_5E00): Don't count NOPs as parallel instructions.
1504         (OP_460B): Remove unused variable.
1505         (OP_5F00): Ditto.
1506
1507         * interp.c (ins_type_counters): Make unsigned long.
1508         (left_nops,right_nops): Delete.
1509         (most functions): Add prototypes.
1510         (INLINE): If GCC and optimize define as __inline__.
1511         ({,lookup_}hash,get_operands): Declare as INLINE.
1512         (do_parallel): Count conditional operations.
1513         (add_commas): New function, to add commas every 3 digits.
1514         (sim_size): Call add_commas to print numbers.
1515         (sim_{open,resume}): Delete unused variables.
1516         (sim_info): Provide better statistics.
1517         (sim_read): Add int return type.
1518
1519 Mon Oct 21 16:16:26 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1520
1521         * interp.c (sim_resume): Change the way single-stepping and exceptions
1522         are handled so single-stepping works again.
1523
1524 Thu Oct 17 12:24:16 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1525
1526         * endian.c: Optimize simulated loads/stores on x86, AIX, and big
1527         endian hosts.
1528
1529         * configure.in (--enable-sim-bswap): New switch to enable using
1530         the BSWAP instruction on x86's.
1531         * configure: Regenerate.
1532
1533         * Makefile.in ({SWAP,CONFIG}_CFLAGS): Add --enable-sim-bswap
1534         support.
1535
1536 Wed Oct 16 13:50:06 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1537
1538         * endian.c: New file.  Move endian functions here from interp.c.
1539         Optimize code, and make it work as either inline functions or as a
1540         separate file.
1541
1542         * interp.c: Move endian functions from here to endian.c.
1543
1544         * Makefile.in (INCLUDE): Add endian.c.
1545         (run,libsim.a): Add dependency on endian.o.
1546         (endian.o): Add dependency.
1547
1548         * d10v_sim.h (read/write support): Always go through the machine
1549         independent endian functions.  If compiling with GCC and
1550         optimizing, include endian.c so the endian functions are inlined.
1551
1552         * simops.c (OP_5F00): Correct tracing of accumulators.
1553
1554 Tue Oct 15 10:57:50 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1555
1556         * simops.c (OP_5F00): Add support for getpid, kill system calls.
1557
1558         * interp.c (do_{2_short,parallel}): If an exception is raised,
1559         don't execute the second instruction.
1560
1561 Sat Oct 12 22:17:43 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1562
1563         * simops.c (OP_{31000000,6601,6201,6200}): Store address in a
1564         temporary in case the register is overriden when loading.
1565         (OP_6200): Output type is OP_DREG for tracing.
1566
1567 Fri Oct  4 23:46:18 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1568
1569         * d10v_sim.h (struct _state): Add mem_{min,max} fields.
1570
1571         * interp.c (sim_size): Initialize mem_{min,max} fields.
1572         (sim_write): Update mem_{min,max} fields.
1573         (sim_resume): If PC is not in the minimum/maximum memory range,
1574         abort.
1575         (sim_create_inferior): Preserve mem_{min,max} fields.
1576
1577 Fri Sep 27 13:11:58 1996  Mark Alexander  <marka@cygnus.com>
1578
1579         * simops.c (OP_5F00): Add support for time() system call.
1580
1581 Wed Sep 25 16:31:41 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1582
1583         * simops.c (OP_{6E01,6A01,6E1F,6A00}): Print both words being
1584         stored if tracing.
1585         (OP_5F00,trace_{in,out}put_func): Add finer grain tracing for
1586         system calls.
1587
1588 Mon Sep 23 17:55:30 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1589
1590         * simops.c (op_types): Add OP_{CONSTANT8,R2,R3}.
1591         (trace_input_func): Add support for  OP_{CONSTANT8,R2,R3}.
1592         (OP_{4900,24800000,4800,4A00,4B00,4D00,4C00}): Add OP_R2 and OP_R3
1593         to call/subroutine returns to trace the first two arguments and
1594         the return value.  For small jumps, use CONSTANT8, not CONSTANT16.
1595
1596 Fri Sep 20 15:36:45 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1597
1598         * interp.c (sim_create_inferior): Reinitialize State every time
1599         sim_create_inferior() is called.
1600
1601 Thu Sep 19 21:38:20 1996  Michael Meissner  <meissner@wogglebug.ziplink.net>
1602
1603         * simops.c (OP_{401,2000000,601,3000000,23000000}): Get sign right
1604         on comparisons.
1605         (OP_401): Fix tracing information.
1606
1607 Thu Sep 19 10:30:22 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1608
1609         * simops.c (SIZE_{PC,LINE_NUMBER}): New default sizes for output.
1610         (trace_input_func): Use them.
1611         (trace_input_func): Make sure there is a trailing space after the
1612         instruction.
1613         (OP_6200): Fix tracing info.
1614
1615         * Makefile.in (run): Add dependencies on libbfd.a and
1616         libiberity.a.
1617
1618 Wed Sep 18 09:13:25 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1619
1620         * d10v_sim.h (DEBUG_INSTRUCTION): New debug value to include line
1621         numbers and function names in debug trace.
1622         (DEBUG): If not defined, set to DEBUG_TRACE, DEBUG_VALUES, and
1623         DEBUG_LINE_NUMBER.
1624         (SIG_D10V_{STOP,EXIT}): Values to represent the stop instruction
1625         and exit system call trap being executed.
1626
1627         * interp.c (sim_stop_reason): Set exit code correctly for stop
1628         instruction and exit system call trap.
1629
1630         * configure.in (--enable-sim-cflags): Remove trace case.
1631         (--enable-sim-debug): New switch to set the debug values.
1632         * configure: Regenerate.
1633
1634         * simops.c (trace_{input,output}_func): Rename from
1635         trace_{input,output}.
1636         (trace_{input,output}): Call trace_{input,output}_func if
1637         d10v_debug is non-zero.
1638         (SIZE_INSTRUCTION): Cut down to 8.
1639         (SIZE_OPERANDS): Cut down to 18.
1640         (SIZE_LOCATION): New value for size of line number, function name
1641         field.
1642         (init_text_p,text{,_start,_end}): New static variables for
1643         printing line number and function name.
1644         (exec_bfd): New external that run.c sets.
1645         (trace_input_func): Print line number and function name if
1646         available and if desired.
1647         (OP_4E09): Don't print out DBT message.
1648         (OP_5FE0): Set exception field to SIG_D10V_STOP.
1649         (OP_5F00): Set exception field to SIG_D10V_EXIT.
1650
1651 Sat Sep 14 22:18:43 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1652
1653         * interp.c (do_2_short): If the instruction encodes jump->ins,
1654         don't do the second instruction if the jump succeeds.
1655
1656 Fri Sep 13 22:35:19 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1657
1658         * simops.c (OP_5F00): Use unknown traps to print all GPRs,
1659         accumulators, PC, and F0/F1/C flags.
1660
1661 Thu Sep 12 12:50:11 1996  Mark Alexander  <marka@cygnus.com>
1662
1663         * simops.c (OP_5F00): Fix problems with system calls.
1664
1665 Thu Sep 12 12:19:28 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1666
1667         * simops.c (OP_5F00): Correct tracing information for trap.
1668
1669 Wed Sep 11 18:55:50 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1670
1671         * Makefile.in (CSEARCH): Correctly find opcodes directory.
1672
1673 Mon Sep  9 13:27:26 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1674
1675         * simops.c (trace_output): Properly align accumulator output.
1676         (OP_3{0,2,4}00): Properly parenthesize test expression.  Add error
1677         if shift count is too high.
1678         (OP_4E{00,02,04,20,22,40,42}): Make tests agree with book.
1679         (OP_4E09): Make cpfg properly trace the input flags.
1680         (op_types): Add OP_FLAG_OUTPUT.
1681         (trace_{input,output}): Support OP_FLAG_OUTPUT.
1682         (OP_31000000): This ld2w varient is a 16-bit memory reference, not
1683         an 8-bit memory reference instruction for tracing purposes.
1684         (OP_201): Addi needs to set the carry.
1685
1686 Fri Sep  6 17:56:17 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1687
1688         * simops.c (OP_2600, OP_2601): Changed min and max comparisons
1689         to use signed register values.
1690
1691 Wed Sep  4 11:35:17 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1692
1693         * d10v_sim.h (DEBUG_*): Add bit flags for controlling debug
1694         output.
1695         (_ins_type): New enumeration to specify which container an
1696         instruction is in, and whether it is part of a parallel operation.
1697         (_state): Add ins_type field.
1698         ({,u}int{8,16,32,64}): Use limits.h to size the appropriate types.
1699         (ins_type_counters): Counters for the various instruction types.
1700         ({left,right}_nops): Counters for the number of nops in each
1701         container.
1702         (d10v_debug): New variable to indicate whether debugging is turned
1703         on.
1704
1705         * simops.c: (all functions): Change all #ifdef DEBUG code so that
1706         the input and output values can be traced, along with the
1707         instruction type.  Make the -t option enable tracing.
1708         (all functions): Change printf calls to use the printf_filtered
1709         function in the callback table.
1710
1711         * interp.c (_leftright): New enumeration to say whether 2 short
1712         instructions are done left first or right first.
1713         (do_{long,2_short,parallel}): Indicate in the machine state which
1714         type of instruction this is.  Count each of the types of
1715         instructions executed.
1716         (sim_size): Only print the memory sizes if DEBUG_MEMSIZE debug
1717         flag is set.
1718         (sim_resume): Pass left/right indication to do_2_short.
1719         (all functions): Change printf calls to use the printf_filtered
1720         function in the callback table.
1721         (sim_trace): Turn on debug flag if DEBUG was defined, and call
1722         sim_resume.
1723         (sim_info): Print out statistics on instructions.
1724         (sim_{trace,create_inferior}): Eliminate extraneous output unless
1725         debugging.
1726         (sim_open): If args == -t and DEBUG was defined, set d10v_debug.
1727         Only initialize the hash table the first time sim_open is called.
1728
1729         * Makefile.in: Make objects depend on d10v_sim.h.
1730         ({,SIM_}CFLAGS): Include configure dependent switches.  Setting
1731         CFLAGS does not override host/target defines or SIM_CFLAGS.
1732         (CC_FOR_BUILD,gencode): Use CC_FOR_BUILD to compile gencode.
1733         (run): By default, the math library is not needed to be linked
1734         in.
1735         ({BFD,LIBIBERTY}_LIB): Define as variables so they can be
1736         overridden.
1737         (VPATH): Don't set to anything but @srcdir@ to work with non-GNU
1738         makes.
1739         ({run,callback}.o): Provide explicit paths to their appropriate
1740         source directories.
1741         (gencode{,.o},d10v-opc.o): Split compilation into creating object
1742         and linking.  Instead of linking in libopcodes.a, just compile
1743         d10v-opc.o directly to handle canadian cross.
1744         (CSEARCH): Add opcodes directory.
1745
1746         * configure.in (--enable-sim-cflags): New switch to allow user to
1747         set the defaults.
1748         (CC_FOR_BUILD): Deal with canadian crosses.
1749         * configure: Regenerate.
1750
1751 Wed Sep 04 04:45:34 1996  Mark Alexander  <marka@cygnus.com>
1752
1753         * simops.c: Include correct syscall.h for d10v, not host's.
1754         Fix #ifdef SYS_stat.
1755
1756 Tue Sep  3 14:00:04 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1757
1758         * simops.c (OP_5F00): Wrap all SYS_xxx traps with #ifdef.
1759         Add trap 2 to be printf and trap 3 to be putchar.
1760
1761 Wed Aug 28 21:42:34 1996  Mark Alexander  <marka@cygnus.com>
1762
1763         * Makefile.in, d10v_sim.h, interp.c, simops.c: Add support
1764         for low-level system calls.
1765
1766 Wed Aug 28 17:33:19 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1767
1768         * Makefile.in, d10v_sim.h, interp.c: Fix byte-order problems.
1769
1770 Mon Aug 26 18:30:28 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1771
1772         * d10v_sim.h (SEXT32): Added.
1773         * interp.c: Commented out printfs.
1774         * simops.c:  Fixed error in sb and st2w.
1775
1776 Thu Aug 15 13:30:03 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1777
1778         * Makefile.in, d10v_sim.h, interp.c, simops.c: Added remaining
1779         DSP instructions.  Added modulo addressing.
1780
1781 Sun Aug 11 12:57:15 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1782
1783         * Makefile.in, d10v_sim.h, interp.c, simops.c: Snapshot.
1784
1785 Fri Aug  2 17:44:24 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1786
1787         * d10v_sim.h, simops.c: Snapshot.
1788
1789 Thu Aug  1 17:05:24 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1790
1791         * ChangeLog, Makefile.in, configure, configure.in, d10v_sim.h,
1792         gencode.c, interp.c, simops.c: Created.