sim/d10v/ChangeLog

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