sim/d10v/ChangeLog

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