sim/d10v/ChangeLog

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