sim/d10v/ChangeLog

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