sim/d10v/ChangeLog

   1 2017-09-06  John Baldwin  <jhb@FreeBSD.org>
   2
   3         * configure: Regenerate.
   4
   5 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
   6
   7         * config.in, configure: Regenerate.
   8
   9 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  10
  11         * configure: Regenerate.
  12
  13 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  14
  15         * configure.ac (SIM_AC_OPTION_ENVIRONMENT): Delete call.
  16         * configure: Regenerate.
  17
  18 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  19
  20         * configure: Regenerate.
  21
  22 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  23
  24         * configure: Regenerate.
  25
  26 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  27
  28         * configure.ac (SIM_AC_OPTION_INLINE): Delete call.
  29         * configure: Regenerate.
  30
  31 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  32
  33         * configure: Regenerate.
  34
  35 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  36
  37         * configure: Regenerate.
  38
  39 2016-01-09  Mike Frysinger  <vapier@gentoo.org>
  40
  41         * config.in, configure: Regenerate.
  42
  43 2016-01-06  Mike Frysinger  <vapier@gentoo.org>
  44
  45         * interp.c (sim_open): Mark argv const.
  46         (sim_create_inferior): Mark argv and env const.
  47
  48 2016-01-04  Mike Frysinger  <vapier@gentoo.org>
  49
  50         * endian.c (get_word): Delete all arch/big endian logic.
  51         (get_longword, write_word, write_longword): Likewise.
  52
  53 2016-01-03  Mike Frysinger  <vapier@gentoo.org>
  54
  55         * interp.c (sim_open): Update sim_parse_args comment.
  56
  57 2016-01-03  Mike Frysinger  <vapier@gentoo.org>
  58
  59         * configure.ac (SIM_AC_OPTION_HOSTENDIAN): Delete.
  60         * configure: Regenerate.
  61
  62 2016-01-02  Mike Frysinger  <vapier@gentoo.org>
  63
  64         * configure: Regenerate.
  65
  66 2015-12-30  Mike Frysinger  <vapier@gentoo.org>
  67
  68         * wrapper.c (d10v_reg_store, d10v_reg_fetch): Define.
  69         (sim_open): Call CPU_REG_FETCH/CPU_REG_STORE.
  70         (sim_store_register): Rename to ...
  71         (d10v_reg_store): ... this.  Rename cpu to sd.
  72         (sim_fetch_register): Rename to ...
  73         (d10v_reg_fetch): ... this.  Rename cpu to sd.
  74
  75 2015-12-27  Mike Frysinger  <vapier@gentoo.org>
  76
  77         * Makefile.in (SIM_OBJS): Delete sim-hload.o.
  78
  79 2015-12-26  Mike Frysinger  <vapier@gentoo.org>
  80
  81         * config.in, configure: Regenerate.
  82
  83 2015-11-15  Mike Frysinger  <vapier@gentoo.org>
  84
  85         * Makefile.in (SIM_OBJS): Delete sim-reason.o and sim-stop.o.
  86
  87 2015-11-15  Mike Frysinger  <vapier@gentoo.org>
  88
  89         * interp.c (sim_open): Delete sim_create_inferior call.
  90
  91 2015-11-15  Mike Frysinger  <vapier@gentoo.org>
  92
  93         * d10v_sim.h (d10v_callback): Delete.
  94         * interp.c (d10v_callback): Delete.
  95         (do_long, do_2_short, do_parallel, set_dmap_register,
  96         set_imap_register, xfer_mem, dmem_addr, imem_addr, sim_info,
  97         sim_create_inferior): Replace d10v_callback->printf_filtered
  98         with sim_io_printf.
  99         (sim_open): Delete d10v_callback assignment.
 100         * simops.c (move_to_cr, trace_input_func, do_trace_output_flush,
 101         do_trace_output_finish, trace_output_40, trace_output_32,
 102         trace_output_16, trace_output_void, trace_output_flag, OP_5F20,
 103         OP_5201, OP_27000000, OP_3220, OP_3400, OP_3000, OP_6C1F, OP_6C01,
 104         OP_6E1F, OP_6E01): Replace d10v_callback->printf_filtered with
 105         sim_io_printf and d10v_callback->flush_stdout with
 106         sim_io_flush_stdout.
 107         (OP_5F00): Likewise.  Rename d10v_callback to cb.
 108
 109 2015-11-15  Mike Frysinger  <vapier@gentoo.org>
 110
 111         * Makefile.in (SIM_OBJS): Add sim-reason.o, sim-resume.o, and
 112         sim-stop.o.
 113         * d10v_sim.h (struct d10v_memory): Delete fault member.
 114         (struct _state): Delete exception member.
 115         * interp.c (lookup_hash): Call sim_engine_halt instead of setting
 116         State.exception.
 117         (do_2_short, do_parallel): Delete State.exception checks.
 118         (sim_size): Mark static.
 119         (map_memory): Call sim_engine_halt instead of returning fault.
 120         Call xcalloc instead of calloc and checking the return.
 121         (dmem_addr): Call sim_engine_halt when phys_size is 0.
 122         (imem_addr): Likewise.
 123         (stop_simulator, sim_stop, sim_stop_reason): Delete.
 124         (sim_resume): Rename to ...
 125         (step_once): ... this.  Delete State.exception code and move
 126         siggnal checking to sim_engine_run.
 127         (sim_engine_run): New function.
 128         * simops.c (EXCEPTION): Define.
 129         (move_to_cr): Call EXCEPTION instead of setting State.exception.
 130         (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
 131         OP_6601, OP_6201, OP_6200, OP_33010000, OP_5201, OP_27000000,
 132         OP_2F000000, OP_3220, OP_3200, OP_3400, OP_3000, OP_34000000,
 133         OP_6800, OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000,
 134         OP_6A00, OP_6E1F, OP_6A01, OP_6E01, OP_37010000, OP_5FE0): Likewise.
 135         (OP_5F20): Call sim_engine_halt instead of setting State.exception.
 136         (OP_5F00): Call sim_engine_halt and EXCEPTION instead of setting
 137         State.exception.
 138
 139 2015-11-15  Mike Frysinger  <vapier@gentoo.org>
 140
 141         * d10v_sim.h (struct simops): Add SIM_DESC and SIM_CPU to func args.
 142         (SET_CREG, SET_HW_CREG, SET_PSW_BIT): Pass sd and cpu to move_to_cr.
 143         (dmem_addr, imem_addr, move_to_cr): Add SIM_DESC and SIM_CPU args.
 144         (RB, SW, RW, SLW, RLW): Pass sd and cpu to dmem_addr.
 145         * endian.c: Change d10v_sim.h include to sim-main.h.
 146         * gencode.c: Likewise.  Add SIM_DESC and SIM_CPU args to all OPs.
 147         * interp.c (lookup_hash, do_long, do_2_short, do_parallel,
 148         map_memory, set_dmap_register, dmap_register, set_imap_register,
 149         imap_register, sim_d10v_translate_dmap_addr, xfer_mem,
 150         sim_d10v_translate_imap_addr, sim_d10v_translate_addr): Add
 151         SIM_DESC and SIM_CPU args and adjust all callers.
 152         (trace_sd): Delete.
 153         (sim_open): Do not assign trace_sd.
 154         (sim_resume, sim_create_inferior, sim_fetch_register,
 155         sim_store_register): Set up cpu from the first one in sd.
 156         * simops.c (move_to_cr): Add SIM_DESC and SIM_CPU args.
 157         (trace_input_func, trace_input, do_trace_output_finish,
 158         do_trace_output_finish, trace_output_40, trace_output_32,
 159         trace_output_16, trace_output_void, trace_output_flag): Add
 160         SIM_DESC arg.
 161         (trace_input_func): Likewise.  Change trace_sd to sd.
 162         (OP_*): Add SIM_DESC and SIM_CPU args to all OP funcs.
 163
 164 2015-11-14  Mike Frysinger  <vapier@gentoo.org>
 165
 166         * interp.c (sim_close): Delete.
 167
 168 2015-11-10  Mike Frysinger  <vapier@gentoo.org>
 169
 170         * interp.c (sim_d10v_translate_dmap_addr): Mark static.
 171         (sim_d10v_translate_imap_addr): Likewise.
 172         (sim_d10v_translate_addr): Likewise.
 173
 174 2015-06-23  Mike Frysinger  <vapier@gentoo.org>
 175
 176         * configure: Regenerate.
 177
 178 2015-06-12  Mike Frysinger  <vapier@gentoo.org>
 179
 180         * configure: Regenerate.
 181
 182 2015-06-12  Mike Frysinger  <vapier@gentoo.org>
 183
 184         * configure: Regenerate.
 185
 186 2015-04-18  Mike Frysinger  <vapier@gentoo.org>
 187
 188         * sim-main.h (SIM_CPU): Delete.
 189
 190 2015-04-18  Mike Frysinger  <vapier@gentoo.org>
 191
 192         * sim-main.h (sim_cia): Delete.
 193
 194 2015-04-17  Mike Frysinger  <vapier@gentoo.org>
 195
 196         * sim-main.h (CIA_GET, CIA_SET): Delete.
 197
 198 2015-04-17  Mike Frysinger  <vapier@gentoo.org>
 199
 200         * interp.c (d10v_pc_get, d10v_pc_set): New functions.
 201         (sim_open): Declare new local var i.  Call CPU_PC_FETCH &
 202         CPU_PC_STORE for all cpus.
 203
 204 2015-04-15  Mike Frysinger  <vapier@gentoo.org>
 205
 206         * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
 207         * sim-main.h (STATE_CPU): Delete.
 208
 209 2015-04-13  Mike Frysinger  <vapier@gentoo.org>
 210
 211         * configure: Regenerate.
 212
 213 2015-04-06  Mike Frysinger  <vapier@gentoo.org>
 214
 215         * Makefile.in (SIM_OBJS): Delete sim-engine.o.
 216
 217 2015-04-02  Mike Frysinger  <vapier@gentoo.org>
 218
 219         * interp.c (lookup_hash): Change SIGILL to GDB_SIGNAL_ILL.
 220         (sim_resume): Change SIGBUS/SIGSEGV to GDB_SIGNAL_BUS, SIGILL to
 221         GDB_SIGNAL_ILL, and SIGTRAP to GDB_SIGNAL_TRAP.
 222
 223 2015-04-01  Mike Frysinger  <vapier@gentoo.org>
 224
 225         * interp.c (sim_set_profile, sim_set_profile_size): Delete.
 226
 227 2015-03-31  Mike Frysinger  <vapier@gentoo.org>
 228
 229         * Makefile.in (simops.o): New rule.
 230
 231 2015-03-30  Mike Frysinger  <vapier@gentoo.org>
 232
 233         * d10v_sim.h (text, text_start, text_end, prog_bfd): Delete.
 234         (SEXT8, SEXT16, SEXT32, MASK32): Undefine.
 235         * interp.c: Delete run-sim.h and d10v_sim.h includes.  Include
 236         sim-main.h and sim-options.h.
 237         (myname, sim_kind, init_text_p, prog_bfd_was_opened_p, prog_bfd,
 238         text, text_start, text_end, decode_pc, sim_set_profile,
 239         sim_set_profile_size, sim_set_trace, sim_set_callbacks,
 240         sim_trace, sim_do_command, sim_load): Delete.
 241         (INLINE): Delete define.
 242         (free_state): New function.
 243         (trace_sd): Declare global variable.
 244         (sim_open): Rewrite to use new common logic.
 245         (sim_close): Delete body.
 246         * Makefile.in (SIM_RUN_OBJS, SIM_EXTRA_CFLAGS): Delete.
 247         (SIM_OBJS): Change to $(SIM_NEW_COMMON_OBJS).
 248         * sim-main.h: New file.
 249         * simops.c: Change d10v_sim.h include to sim-main.h.
 250         (trace_input_func): Rewrite pc checks to use trace_sd.
 251
 252 2015-03-30  Mike Frysinger  <vapier@gentoo.org>
 253
 254         * Makefile.in (SIM_EXTRA_CFLAGS): Delete -DNEED_UI_LOOP_HOOK.
 255         * interp.c [NEED_UI_LOOP_HOOK] (UI_LOOP_POLL_INTERVAL,
 256         ui_loop_hook_counter, deprecated_ui_loop_hook): Delete.
 257         (sim_resume) [NEED_UI_LOOP_HOOK]: Delete ui code.
 258
 259 2015-03-30  Mike Frysinger  <vapier@gentoo.org>
 260
 261         * Makefile.in (gencode.o, d10v-opc.o): Add $(WARN_CFLAGS).
 262         (gencode): Add $(BUILD_LDFLAGS).
 263         * endian.c (get_word, get_longword, get_longlong, write_word,
 264         write_longword, write_longlong): Convert old style prototypes.
 265         * gencode.c: Include string.h.
 266         (main): Convert old style prototype.
 267         (write_header): Convert old style prototype and fix printf format.
 268         (write_template, write_opcodes): Likewise.
 269         (check_opcodes): Mark static void.
 270         * interp.c: Include inttypes.h and run-sim.h.
 271         (hash, lookup_hash, decode_pc, do_long, do_2_short, do_parallel,
 272         add_commas, sim_size, sim_write, sim_read, sim_open, sim_close,
 273         sim_set_profile, sim_set_profile_size, sim_stop, +sim_resume,
 274         sim_info, sim_set_callbacks, sim_stop_reason, sim_fetch_register,
 275         sim_store_register, sim_do_command, sim_load): Convert old style
 276         prototypes.
 277         (sim_create_inferior): Fix pointer cast to use uintptr_t.
 278         * simops.c (strrchr): Delete prototype.
 279         (trace_input_func): Mark name static.
 280         (trace_input_func, trace_output_void, trace_output_flag): Convert old style
 281         prototypes.
 282         (OP_*): Convert old style prototypes.
 283
 284 2015-03-30  Mike Frysinger  <vapier@gentoo.org>
 285
 286         * Makefile.in (interp.o, simops.o, endian.o, table.o): Delete rules.
 287         * configure.ac: Call SIM_AC_OPTION_ENDIAN, SIM_AC_OPTION_ALIGNMENT,
 288         SIM_AC_OPTION_HOSTENDIAN, SIM_AC_OPTION_ENVIRONMENT, and
 289         SIM_AC_OPTION_INLINE.
 290         * config.in, configure: Regenerate.
 291         * interp.c (sim_trace): Define.
 292
 293 2015-03-16  Mike Frysinger  <vapier@gentoo.org>
 294
 295         * config.in, configure: Regenerate.
 296
 297 2015-03-14  Mike Frysinger  <vapier@gentoo.org>
 298
 299         * Makefile.in (SIM_EXTRA_CFLAGS): Add
 300         -DSIM_USE_DEPRECATED_RUN_FRONTEND.
 301         (SIM_RUN_OBJS): Set to run.o.
 302
 303 2015-03-14  Mike Frysinger  <vapier@gentoo.org>
 304
 305         * configure.ac (AC_CHECK_HEADERS): Delete.
 306         * aclocal.m4, configure: Regenerate.
 307
 308 2014-08-19  Alan Modra  <amodra@gmail.com>
 309
 310         * configure: Regenerate.
 311
 312 2014-08-15  Roland McGrath  <mcgrathr@google.com>
 313
 314         * configure: Regenerate.
 315         * config.in: Regenerate.
 316
 317 2014-03-10  Mike Frysinger  <vapier@gentoo.org>
 318
 319         * interp.c (sim_do_command): Add const to cmd.
 320
 321 2014-03-05  Mike Frysinger  <vapier@gentoo.org>
 322
 323         * interp.c (sim_load): Add const to prog.
 324
 325 2014-03-04  Mike Frysinger  <vapier@gentoo.org>
 326
 327         * configure: Regenerate.
 328
 329 2013-09-23  Alan Modra  <amodra@gmail.com>
 330
 331         * configure: Regenerate.
 332
 333 2013-06-03  Mike Frysinger  <vapier@gentoo.org>
 334
 335         * aclocal.m4, configure: Regenerate.
 336
 337 2013-05-10  Freddie Chopin  <freddie_chopin@op.pl>
 338
 339         * configure: Rebuild.
 340
 341 2012-06-19  Joel Brobecker  <brobecker@adacore.com>
 342
 343         * interp.c: #include "config.h" instead of "sysdep.h".
 344         Add conditional include of string.h or strings.h, as well as
 345         conditional include of stdlib.h.
 346
 347 2012-06-15  Joel Brobecker  <brobecker@adacore.com>
 348
 349         * config.in, configure: Regenerate.
 350
 351 2012-05-24  Pedro Alves  <palves@redhat.com>
 352
 353         PR gdb/7205
 354
 355         Replace TARGET_SIGNAL_ with GDB_SIGNAL_ throughout.
 356
 357 2012-03-24  Mike Frysinger  <vapier@gentoo.org>
 358
 359         * aclocal.m4, config.in, configure: Regenerate.
 360
 361 2011-12-03  Mike Frysinger  <vapier@gentoo.org>
 362
 363         * aclocal.m4: New file.
 364         * configure: Regenerate.
 365
 366 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
 367
 368         * configure.ac: Change include to common/acinclude.m4.
 369
 370 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
 371
 372         * configure.ac: Change AC_PREREQ to 2.64.  Delete AC_CONFIG_HEADER
 373         call.  Replace common.m4 include with SIM_AC_COMMON.
 374         * configure: Regenerate.
 375
 376 2010-04-14  Mike Frysinger  <vapier@gentoo.org>
 377
 378         * interp.c (sim_write): Add const to buffer arg.
 379
 380 2010-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 381
 382         * configure: Regenerate.
 383
 384 2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 385
 386         * config.in: Regenerate.
 387         * configure: Likewise.
 388
 389         * configure: Regenerate.
 390
 391 2008-07-11  Hans-Peter Nilsson  <hp@axis.com>
 392
 393         * configure: Regenerate to track ../common/common.m4 changes.
 394         * config.in: Ditto.
 395
 396 2008-06-06  Vladimir Prus  <vladimir@codesourcery.com>
 397             Daniel Jacobowitz  <dan@codesourcery.com>
 398             Joseph Myers  <joseph@codesourcery.com>
 399
 400         * configure: Regenerate.
 401
 402 2006-12-21  Hans-Peter Nilsson  <hp@axis.com>
 403
 404         * acconfig.h: Remove.
 405         * config.in: Regenerate.
 406
 407 2006-06-13  Richard Earnshaw  <rearnsha@arm.com>
 408
 409         * configure: Regenerated.
 410
 411 2006-06-05  Daniel Jacobowitz  <dan@codesourcery.com>
 412
 413         * configure: Regenerated.
 414
 415 2006-05-31  Daniel Jacobowitz  <dan@codesourcery.com>
 416
 417         * configure: Regenerated.
 418
 419 2006-04-18  Nick Clifton  <nickc@redhat.com>
 420
 421         * interp.c (sim_stop_reason): Fix typo.
 422
 423 2005-11-28  Mark Mitchell  <mark@codesourcery.com>
 424
 425         * interp.c (gdb/signals.h): Include it.
 426         (sim_stop_reason): Use TARGET_SIGNAL_*.
 427
 428 2005-03-23  Mark Kettenis  <kettenis@gnu.org>
 429
 430         * configure: Regenerate.
 431
 432 2005-01-14  Andrew Cagney  <cagney@gnu.org>
 433
 434         * configure.ac: Sinclude aclocal.m4 before common.m4.  Add
 435         explicit call to AC_CONFIG_HEADER.
 436         * configure: Regenerate.
 437
 438 2005-01-12  Andrew Cagney  <cagney@gnu.org>
 439
 440         * configure.ac: Update to use ../common/common.m4.
 441         * configure: Re-generate.
 442
 443 2005-01-11  Andrew Cagney  <cagney@localhost.localdomain>
 444
 445         * configure: Regenerated to track ../common/aclocal.m4 changes.
 446
 447 2005-01-07  Andrew Cagney  <cagney@gnu.org>
 448
 449         * configure.ac: Rename configure.in, require autoconf 2.59.
 450         * configure: Re-generate.
 451
 452 2004-12-08  Hans-Peter Nilsson  <hp@axis.com>
 453
 454         * configure: Regenerate for ../common/aclocal.m4 update.
 455
 456 2004-06-28  Andrew Cagney  <cagney@gnu.org>
 457
 458         * interp.c (sim_resume): Rename ui_loop_hook to
 459         deprecated_ui_loop_hook.
 460
 461 2003-10-30  Andrew Cagney  <cagney@redhat.com>
 462
 463         * simops.c: Replace "struct symbol_cache_entry" with "struct
 464         bfd_symbol".
 465
 466 2003-06-22  Andrew Cagney  <cagney@redhat.com>
 467
 468         * interp.c (xfer_mem): Simplify.  Only do a single partial
 469         transfer.  Problem reported by Tom Rix.
 470
 471 2003-05-07  Andrew Cagney  <cagney@redhat.com>
 472
 473         * interp.c (sim_d10v_translate_addr): Add "regcache" parameter.
 474         (sim_d10v_translate_imap_addr): Ditto.
 475         (sim_d10v_translate_dmap_addr): Ditto.
 476         (xfer_mem): Pass NULL regcache to sim_d10v_translate_addr.
 477         (dmem_addr): Pass NULL regcache to sim_d10v_translate_dmap_addr.
 478         (dmap_register, imap_register): Add "regcache" parameter.
 479         (imem_addr): Pass NULL regcache to sim_d10v_translate_imap_addr.
 480         (sim_fetch_register): Pass NULL regcache to imap_register and
 481         dmap_register.
 482
 483 2003-02-27  Andrew Cagney  <cagney@redhat.com>
 484
 485         * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
 486
 487 2002-11-13  Andrew Cagney  <cagney@redhat.com>
 488
 489         * simops.c: Include <string.h>.
 490
 491 2002-06-17  Andrew Cagney  <cagney@redhat.com>
 492
 493         * d10v_sim.h (SET_PSW_BIT): Add cast to avoid inverting an enum.
 494
 495 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
 496
 497         * configure: Regenerated to track ../common/aclocal.m4 changes.
 498
 499 2002-06-13  Tom Rix  <trix@redhat.com>
 500
 501         * interp.c (xfer_mem): Fix transfers across multiple segments.
 502
 503 2002-06-09  Andrew Cagney  <cagney@redhat.com>
 504
 505         * Makefile.in (INCLUDE): Update path to callback.h.
 506         * gencode.c: Do not include "callback.h".
 507         * d10v_sim.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
 508         * interp.c: Ditto.
 509
 510 2002-06-08  Andrew Cagney  <cagney@redhat.com>
 511
 512         * interp.c (sim_fetch_register): Fix name of enum used in cast.
 513         (sim_store_register): Ditto.
 514
 515 2002-06-02  Elena Zannoni  <ezannoni@redhat.com>
 516
 517         From Jason Eckhardt <jle@redhat.com>
 518         * d10v_sim.h (INC_ADDR): Correctly handle the case where MOD_E is
 519         less than MOD_S (post-decrement).
 520
 521 2002-06-01  Andrew Cagney  <ac131313@redhat.com>
 522
 523         * interp.c (sim_fetch_register, sim_store_register): Use a switch
 524         statement and enums from "sim-d10v.h".
 525
 526 2002-05-28  Elena Zannoni  <ezannoni@redhat.com>
 527
 528         * interp.c (sim_create_inferior): Add comment.
 529
 530         From Alan Matsuoka <alanm@redhat.com>:
 531         From 2001-04-27 Jason Eckhardt <jle@cygnus.com>:
 532         * simops.c (OP_4400): Output "mvf0f" instead of "mf0f".
 533         (OP_4401): Output "mvf0t" instead of "mf0t".
 534         (OP_460B): Do not output a flag register.
 535         (OP_4609): Do not output a flag register.
 536
 537 2002-05-23  Andrew Cagney  <ac131313@redhat.com>
 538
 539         * Makefile.in (INCLUDE): Add "gdb/sim-d10v.h".
 540         * interp.c: Include "gdb/sim-d10v.h" instead of "sim-d10v.h".
 541
 542 2001-08-01  John R. Moore  <jmoore@redhat.com>
 543
 544         * interp.c (sim_create_inferior): Removed a hack that stated
 545         it was setting r0/r1 with argc/argv.
 546
 547 2001-04-15  J.T. Conklin  <jtc@redback.com>
 548
 549         * Makefile.in (simops.o): Add simops.h to dependency list.
 550
 551 Tue May 23 21:39:23 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 552
 553         * configure: Regenerated to track ../common/aclocal.m4 changes.
 554
 555 Tue Apr 18 16:26:41 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 556
 557         * interp.c (sim_resume): Deliver SIGILL.
 558         (lookup_hash): Do not print SIGILL message.
 559
 560 Tue Feb 22 18:24:56 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 561
 562         * Makefile.in (SIM_EXTRA_CFLAGS): Define SIM_HAVE_ENVIRONMENT.
 563         * interp.c (sim_set_trace): Replace sim_trace.  Enable tracing.
 564
 565 Tue Feb  8 17:41:12 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 566
 567         * d10v_sim.h (SIG_D10V_BUS): Define.
 568
 569         * simops.c (address_exception): Delete function.
 570         (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
 571         OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
 572         OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
 573         OP_6E1F, OP_6A01, OP_6E01, OP_37010000): Replace call to
 574         address_exception with code that sets SIG_D10V_BUS.
 575
 576         * interp.c (sim_resume): When SIGBUS or SIGSEGV, deliver a bus
 577         error to the simulator before resuming execution.
 578         (sim_trace): Check stop reason and use that to determine sim_trace
 579         return value.
 580         (sim_stop_reason): For SIG_D10V_BUS return a SIGBUS / SIGSEGV
 581         sigrc.
 582
 583 Tue Jan 18 16:07:42 MST 2000    Diego Novillo <dnovillo@cygnus.com>
 584
 585         * interp.c (sim_create_inferior): Change internal initial value for
 586         DMAP2 to 0x2000.
 587
 588 Mon Jan  3 02:06:07 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 589
 590         * interp.c (lookup_hash): Stop the update of the PC when there was
 591         an illegal instruction exception.
 592
 593 Mon Jan  3 00:14:33 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 594
 595         * simops.c (address_exception): New function.
 596         (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
 597         OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
 598         OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
 599         OP_6E1F, OP_6A01, OP_6E01, OP_37010000): For "ld", "ld2w", "st"
 600         and "st2w" check that the address is aligned.
 601
 602 1999-12-30  Chandra Chavva   <cchavva@cygnus.com>
 603
 604         * d10v_sim.h (INC_ADDR): Added code to assign
 605         proper address for loads with predec operations.
 606
 607 1999-11-25  Nick Clifton  <nickc@cygnus.com>
 608
 609         * simops.c (OP_4E0F): New function: Simulate new bit pattern for
 610         cpfg instruction.
 611
 612 Fri Oct 29 18:34:28 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 613
 614         * simops.c (move_to_cr): Don't allow user to set PSW.DM in either
 615         DPSW and BPSW.
 616
 617 Thu Oct 28 01:26:18 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 618
 619         * simops.c (OP_5F20): Use SET_HW_PSW when updating PSW.
 620         (PSW_HW_MASK): Declare.
 621
 622         * d10v_sim.h (move_to_cr): Add ``psw_hw_p'' parameter.
 623         (SET_CREG, SET_PSW_BIT): Update.
 624         (SET_HW_CREG, SET_HW_PSW): Define.
 625
 626 Sun Oct 24 21:38:04 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 627
 628         * interp.c (sim_d10v_translate_dmap_addr): Fix extraction of IOSP
 629         for DMAP3.
 630
 631 Sun Oct 24 16:04:16 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 632
 633         * interp.c (sim_d10v_translate_addr): New function.
 634         (xfer_mem): Rewrite.  Use sim_d10v_translate_addr.
 635         (map_memory): Make INLINE.
 636
 637 Sun Oct 24 13:45:19 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 638
 639         * interp.c (sim_d10v_translate_dmap_addr): New function.
 640         (dmem_addr): Rewrite. Use sim_d10v_translate_dmap_addr.  Change
 641         offset parameter to type uint16.
 642         * d10v_sim.h (dmem_addr): Update declaration.
 643
 644 Sun Oct 24 13:07:31 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 645
 646         * interp.c (imap_register, set_imap_register, dmap_register,
 647         set_imap_register): Use map_memory.
 648         (DMAP): Update.
 649         (sim_create_inferior): Initialize all DMAP registers.  NOTE that
 650         DMAP2, in internal memory mode, is set to 0x0000 and NOT
 651         0x2000. This is consistent with the older d10v boards.
 652
 653 Sun Oct 24 11:22:12 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 654
 655         * interp.c (sim_d10v_translate_imap_addr): New function.
 656         (imem_addr): Rewrite.  Use sim_d10v_translate_imap_addr.
 657         (last_from, last_to): Declare.
 658
 659 Sun Oct 24 01:21:56 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 660
 661         * d10v_sim.h (struct d10v_memory): Define.  Support very long
 662         memories.
 663         (struct _state): Replace imem, dmem and umem by mem.
 664         (IMAP_BLOCK_SIZE, DMAP_BLOCK_SIZE, SEGMENT_SIZE, IMEM_SEGMENTS,
 665         DMEM_SEGMENTS, UMEM_SEGMENTS): Define.
 666
 667         * interp.c (map_memory): New function.
 668         (sim_size, xfer_memory, imem_addr, dmem_addr): Update.
 669         (UMEM_SEGMENTS): Moveed to "d10v_sim.h".
 670         (IMEM_SIZEDMEM_SIZE): Delete.
 671
 672 Sat Oct 23 20:06:58 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 673
 674         * interp.c: Include "sim-d10v.h".
 675         (imap_register, set_imap_register, dmap_register,
 676         set_dmap_register, spi_register, spu_register, set_spi_register,
 677         set_spu_register): New functions.
 678         (sim_create_inferior): Update.
 679         (sim_fetch_register, sim_store_register): Rewrite.  Use enums
 680         defined in sim-d10v.h.
 681
 682         * d10v_sim.h (DEBUG_MEMORY): Define.
 683         (IMAP0, IMAP1, DMAP, SET_IMAP0, SET_IMAP1, SET_DMAP): Delete.
 684
 685 Sat Oct 23 18:41:18 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 686
 687         * interp.c (sim_open): Allow a debug value to be passed to the -t
 688         option.
 689         (lookup_hash): Don't exit on an illegal instruction.
 690         (do_long, do_2_short, do_parallel): Check for failed instruction
 691         lookup.
 692
 693 Mon Oct 18 18:03:24 MDT 1999    Diego Novillo <dnovillo@cygnus.com>
 694
 695         * simops.c (OP_3220): Fix trace output for illegal accumulator
 696         message.
 697
 698 1999-09-14  Nick Clifton  <nickc@cygnus.com>
 699
 700         * simops.c: Disable setting of DM bit in PSW.
 701
 702 Wed Sep  8 19:34:55 MDT 1999    Diego Novillo <dnovillo@cygnus.com>
 703
 704         * simops.c (op_types): Added new memory indirect type OP_MEMREF3.
 705         (trace_input_func): Added support for OP_MEMREF3.
 706         (OP_32010000): New instruction ld.
 707         (OP_33010000): New instruction ld2w.
 708         (OP_5209): New instruction sac.
 709         (OP_4209): New instruction sachi.
 710         (OP_3220): New instruction slae.
 711         (OP_36010000): New instruction st.
 712         (OP_37010000): New instruction st2w.
 713
 714 1999-09-09  Stan Shebs  <shebs@andros.cygnus.com>
 715
 716         * interp.c (old_segment_mapping): New global.
 717         (xfer_mem): Change the default segment mapping to be the way
 718         that Mitsubishi prefers, but use the previous mapping if
 719         old_segment_mapping is true.
 720         (sim_open): Add an option -oldseg to get the old mapping.
 721         (sim_create_inferior): Init mapping registers based on the
 722         value of old_segment_mapping.
 723
 724 1999-09-07  Nick Clifton  <nickc@cygnus.com>
 725
 726         * simops.c (OP_6601): Do not write back decremented address if
 727         either of the destination registers was the same as the address
 728         register.
 729         (OP_6201): Do not write back incremented address if either of the
 730         destination registers was the same as the address register.
 731
 732 Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 733
 734         * configure: Regenerated to track ../common/aclocal.m4 changes.
 735
 736 1999-05-08  Felix Lee  <flee@cygnus.com>
 737
 738         * configure: Regenerated to track ../common/aclocal.m4 changes.
 739
 740 1999-04-02  Keith Seitz  <keiths@cygnus.com>
 741
 742         * interp.c (ui_loop_hook_counter): New global (when NEED_UI_LOOP_HOOK
 743         defined).
 744         (sim_resume): If the counter has expired, call the ui_loop_hook,
 745         if defined.
 746         (UI_LOOP_POLL_INTERVAL): Define. Used to tweak the frequency of
 747         ui_loop_hook calls.
 748         * Makefile.in (SIM_EXTRA_CFLAGS): Include NEED_UI_LOOP_HOOK.
 749
 750 Wed Mar 10 19:32:13 1999  Nick Clifton  <nickc@cygnus.com>
 751
 752         * simops.c: If load instruction with auto increment/decrement
 753         addressing is used when the destination register is the same as
 754         the address register, then ignore the auto increment/decrement.
 755
 756 Wed Mar 10 19:32:13 1999  Martin M. Hunt  <hunt@cygnus.com>
 757
 758         * simops.c (OP_5F00): Ifdef SYS_stat case because
 759         not all systems have it defined.
 760
 761 1999-01-26  Jason Molenda  (jsm@bugshack.cygnus.com)
 762
 763         * simops.c (OP_5607): Correct saturation comparison/assignment.
 764         (OP_1201, OP_1203, OP_17001200, OP_17001202,
 765          OP_2A00, OP_2800, OP_2C00, OP_3200, OP_3201,
 766          OP_1001, OP_1003, OP_17001000, OP_17001002): Ditto.
 767
 768 1999-01-26  Jason Molenda  (jsm@bugshack.cygnus.com)
 769
 770         * simops.c (OP_5605): Sign extend MIN32 and MAX32 before saturation
 771         comparison.
 772         (OP_5607): Ditto.
 773         (OP_2A00): Ditto.
 774         (OP_2800): Ditto.
 775
 776 1999-01-13  Jason Molenda  (jsm@bugshack.cygnus.com)
 777
 778         * simops.c (OP_1223): Sign extend MIN32 and MAX32 before saturation
 779         comparison.
 780
 781 Tue Nov 24 17:04:43 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 782
 783         * simops.c (sys/syscall.h): Include targ-vals.h instead.
 784         (SYS_*): Replace with TARGET_SYS_*.
 785
 786         * Makefile.in: Add dependency on targ-vals.h.
 787         (NL_TARGET): Define as NL_TARGET_d10v.
 788
 789 Wed Sep 30 00:06:32 1998  Andrew Cagney  <cagney@amy.cygnus.com>
 790
 791         * interp.c (xfer_mem): Missing break, instruction memory case
 792         flowed into unified memory case.
 793
 794 Wed Sep 30 10:14:18 1998  Nick Clifton  <nickc@cygnus.com>
 795
 796         * simops.c: If load instruction with auto increment/decrement
 797         addressing is used when the destination register is the same as
 798         the address register, then ignore the auto increment/decrement.
 799
 800 Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>
 801
 802         * configure: Regenerated to track ../common/aclocal.m4 changes.
 803
 804 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 805
 806         * configure: Regenerated to track ../common/aclocal.m4 changes.
 807         * config.in: Ditto.
 808
 809 Sun Apr 26 15:20:23 1998  Tom Tromey  <tromey@cygnus.com>
 810
 811         * acconfig.h: New file.
 812         * configure.in: Reverted change of Apr 24; use sinclude again.
 813
 814 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 815
 816         * configure: Regenerated to track ../common/aclocal.m4 changes.
 817         * config.in: Ditto.
 818
 819 Fri Apr 24 11:20:06 1998  Tom Tromey  <tromey@cygnus.com>
 820
 821         * configure.in: Don't call sinclude.
 822
 823 Fri Apr 24 11:04:46 1998  Andrew Cagney  <cagney@chook.cygnus.com>
 824
 825         * interp.c (struct hash_entry): OPCODE and MASK are unsigned.
 826
 827         * d10v_sim.h (remote-sim.h, sim-config.h): Include.
 828
 829 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 830
 831         * configure: Regenerated to track ../common/aclocal.m4 changes.
 832
 833 Wed Apr  1 12:59:17 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 834
 835         * simops.c (trace_input_func): Use move_from_cr / CREGS to obtain
 836         up-to-date CR value.
 837         (OP_OP_1000000, add3): Trace inputs before performing add.
 838         (OP_5F00, <*>): Trace input registers before making system call.
 839         (OP_5F00, <kill>): Trace R0, R1 not REGn.
 840         (OP_5F00, <getpid>): Always return 47.
 841
 842         * d10v_sim.h (SLOT, SLOT_NR, SLOT_PEND_MASK, SLOT_PEND,
 843         SLOT_DISCARD, SLOT_FLUSH): Define.  An implementation of write
 844         back slots.
 845         (struct _state): Add struct slot slot to global state variable.
 846         (struct _state): Delete fields SM, EA, DB, DM, IE, RP, MD, FX, ST,
 847         F0, F1, C from global State variable.
 848         (struct _state): Add struct trace to global State variable.
 849         (GPR, SET_GPR): Define.  SET_GPR uses SLOT_PEND.
 850         (PSW*, SET_PSW*): Define. SET_PSW* uses SET_CREG.
 851         (CREG, SET_CREG, SET_*): Define. SET_CREG uses func move_to_cr.
 852         (INC_ADDR): Re-implement.  Use SET_GPR to update registers.
 853         (JMP): Re-implement. Use SET_* to update registers.
 854
 855         * interp.c: Use new SET_* et.al. macros to fetch / store
 856         registers.
 857         (get_operands): Squirrel away trace values at start of each
 858         operand decode.
 859         (do_2_short): Flush pending writes before issuing second
 860         instruction.
 861         (sim_resume): Flush pending writes at end of instruction cycle.
 862         (sim_fetch_register, sim_store_register, sim_create_inferior):
 863         After scheduling updates to registers using SET_*, flush updates.
 864         (sim_resume): Re-order handling of RPT/repeat and IBA/hbreak so
 865         that each sets pc using SET_* and last SET_* eventually winds out.
 866
 867         * simops.c: Use new SET_* et.al. macros to fetch / store
 868         registers.
 869         (move_to_cr): Add MASK argument for selective update of CREG bits.
 870         Re-implement using new SET_* macros.
 871         (trace_output_func, trace_output): Delete. Replace with.
 872         (do_trace_output_flush, trace_output_finish, trace_output_40,
 873         trace_output_32, trace_output_16, trace_output_void,
 874         trace_output_flag): New functions.  Handle specific trace cases.
 875         (OP_*): Re-write tracing to use new trace_output_* functions.
 876         (OP_*): Re-write to use new SET_* et.al. macros.
 877         (FUNC, PARM[1-4], RETVAL, RETVAL32): Redo definition.
 878         (RETVAL_HIGH, RETVAL_LOW): Delete, use RETVAL32.
 879
 880 Wed Apr  1 12:55:18 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 881
 882         * configure.in (SIM_AC_OPTION_WARNINGS): Add.
 883         configure: Re-generate.
 884
 885 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 886
 887         * configure: Regenerated to track ../common/aclocal.m4 changes.
 888
 889 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 890
 891         * configure: Regenerated to track ../common/aclocal.m4 changes.
 892
 893 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 894
 895         * configure: Regenerated to track ../common/aclocal.m4 changes.
 896
 897 Tue Feb 17 12:38:42 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 898
 899         * interp.c (sim_store_register, sim_fetch_register): Pass in
 900         length parameter.  Return -1.
 901
 902 Mon Oct 27 14:43:33 1997  Fred Fish  <fnf@cygnus.com>
 903
 904         * (dmem_addr): If address is illegal or in I/O space, signal a bus
 905         error.  Allocate unified memory on demand.  Fix DMEM address
 906         calculations.
 907
 908 Mon Feb 16 10:27:53 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 909
 910         * simops.c (OP_5F20): Implement "dbt".
 911         (OP_5F60): Implement "rtd".
 912
 913         * d10v_sim.h (DPC_CR): Define enum.
 914         (DBT_VECTOR_START): Define
 915         (DPSW, DPC): Define.
 916
 917 Fri Feb 13 15:15:58 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 918
 919         * simops.c (move_to_cr): Sync regs[SP_IDX] with State.sp according
 920         to PSW:SM.
 921
 922         * d10v_sim.h (struct _state): Add sp, as holding area for SPI/SPU.
 923         (SP_IDX): Define.
 924
 925 Wed Feb 11 16:53:49 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 926
 927         * simops.c (OP_5F00): Call error instead of abort for unknown
 928         syscalls.
 929
 930         * d10v_sim.h (enum): Define DPSW_CR.
 931
 932         * simops.c (move_to_cr): Mask out hardwired zero bits in DPSW.
 933
 934 Tue Feb 10 18:28:38 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 935
 936         * interp.c (sim_write_phys): Delete.
 937         (sim_load): Call sim_load_file with sim_write and LMA.
 938
 939 Mon Feb  9 12:05:01 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 940
 941         * interp.c: Rewrite xfer_mem so that it translates addresses as -
 942         0x00... - DMAP translated memory, 0x01... IMAP translated memory,
 943         0x10... - on-chip data, 0x11... - on-chip insn, 0x12... - unified
 944         memory.
 945         (pc_addr): Delete.
 946         (imem_addr): New function - translate IMEM address.
 947         (sim_resume): Use imem_addr to translate insn address, abort if
 948         translation failed.
 949         (sim_create_inferior): Write ARGV to memory using sim_write.  Pass
 950         argc/argv using r0/r1 not r2/r3.
 951         (sim_size): Do not initialize IMAP/DMAP here.
 952         (sim_open): Call sim_create_inferior and sim_size to initialize
 953         the system.
 954         (sim_create_inferior): Initialize IMAP/DMAP to hardware reset
 955         defaults.
 956         (init_system): Delete.
 957         (xfer_mem, sim_fetch_register, sim_store_register): Do not call
 958         init_system.
 959         (decode_pc): Check prog_bfd is defined before looking up .text
 960         section.
 961
 962 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 963
 964         * configure: Regenerated to track ../common/aclocal.m4 changes.
 965
 966 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 967
 968         * configure: Regenerated to track ../common/aclocal.m4 changes.
 969
 970 Sun Jan 25 22:23:01 1998  Michael Meissner  <meissner@cygnus.com>
 971
 972         * interp.c (sim_stop_reason): Exit status is now in r0, not r2.
 973
 974 Sat Jan 24 19:00:30 1998  Michael Meissner  <meissner@cygnus.com>
 975
 976         * d10v_sim.h (DEBUG_TRAP): New debug flag.
 977
 978         * simops.c (OP_5F00): If DEBUG_TRAP is on, turn traps 0-14 into
 979         printing the registers.
 980
 981 Thu Jan 22 17:54:01 1998  Michael Meissner  <meissner@cygnus.com>
 982
 983         * simops.c (op_types): New ABI, args are r0..r3, system call # is
 984         in r4.
 985         (trace_{in,out}put_func): Ditto.
 986         (OP_4900): Ditto.
 987         (OP_24800000): Ditto.
 988         (OP_4D00): Ditto.
 989         (OP_5F00): Ditto.
 990
 991 Thu Jan 22 14:30:36 1998  Fred Fish  <fnf@cygnus.com>
 992
 993         * interp.c (UMEM_SEGMENTS): New define, set to 128.
 994         (sim_size): Use UMEM_SEGMENTS rather than hardwired constant.
 995         (sim_close): Reset prog_bfd to NULL after closing it.  Also
 996         reset prog_bfd_was_opened_p after closing prog_bfd.
 997         (sim_load): Reset prog_bfd_was_opened_p after closing prog_bfd.
 998         (sim_create_inferior): Get start address from abfd not prog_bfd.
 999         (xfer_mem): Do bounds checking on addresses and return zero length
1000         read/write on bad addresses, rather than aborting.  Prepare to
1001         be able to handle xfers that cross segment boundaries, but not
1002         yet implemented.  Only emit debug message when d10v_debug is
1003         set as well as DEBUG being defined.
1004
1005 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
1006
1007         * configure: Regenerated to track ../common/aclocal.m4 changes.
1008
1009 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1010
1011         * configure: Regenerated to track ../common/aclocal.m4 changes.
1012         * config.in: Ditto.
1013
1014 Tue Dec  9 10:28:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1015
1016         * d10v_sim.h (RPT_S): Index cregs with RPT_S_CR not RPT_E_CR.
1017         (BPSW): Ditto for BPSW_CR and not PSW_CR.
1018
1019         * simops.c (OP_5F40): JMP to BPC instead of assigning PC directly.
1020
1021 Mon Dec  8 12:58:33 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1022
1023         * simops.c (OP_5F00): From Martin Hunt <hunt@cygnus.com>. Change
1024         reserved trap from 0 to 15. Add trap emulation code for 0-14.
1025
1026         * interp.c (sim_resume): From Martin Hunt <hunt@cygnus.com>. Check
1027         IBA for SDBT.
1028
1029         * d10v_sim.h (AE_VECTOR_START, RIE_VECTOR_START,
1030         SDBT_VECTOR_START, TRAP_VECTOR_START): Define.
1031
1032         * simops.c (OP_5F00): For "trap", mask out all but SM bit in PSW,
1033         use move_to_cr.
1034         (OP_5F00): For "trap", update BPSW with move_to_cr.
1035
1036 Fri Dec  5 15:31:17 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1037
1038         * d10v_sim.h (enum): Enumerate CR register names.
1039         (enum): Enumerate PSW bit values.
1040         (PSW): Obtain value uing move_from_cr.
1041         (MOD_S, MOD_E, BPSW): Make r-values.
1042         (move_from_cr, move_to_cr): Declare functions.
1043
1044         * interp.c (sim_fetch_register, sim_store_register): Use
1045         move_from_cr and move_to_cr for CR register transfers.
1046
1047         * simops.c (move_from_cr, move_to_cr): New functions.
1048         (OP_5F40): Move BPSW to PSW using move_to_cr and move_from_cr.
1049         (OP_5600): For "mvtc", use function move_to_cr.
1050         (OP_5200): For "mvfc", use function move_from_cr.
1051
1052 Fri Dec  5 13:33:14 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1053
1054         * simops.c (OP_5600): For "mvtc" MOD_E and MOD_S, ensure that the
1055         LSbit is zero.
1056
1057 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
1058
1059         * configure: Regenerated to track ../common/aclocal.m4 changes.
1060
1061 Thu Dec  4 16:51:02 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1062
1063         * d10v_sim.h (struct _state): Add DM - PSW debug mask.
1064
1065         * simops.c (OP_5600): For "mvtc", save PSW.DM.
1066         (OP_5200): Ditto for "mvfc".
1067
1068 Wed Dec  3 17:27:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1069
1070         * d10v_sim.h (SEXT56): Define.
1071
1072         * simops.c (OP_4201): For "rac", sign extend 56 bit value before
1073         it is shifted.
1074
1075         * d10v_sim.h (MAX32, MIN32, MASK32, MASK40): Re-define using
1076         SIGNED64 macro.
1077
1078 Tue Dec  2 15:38:34 1997  Fred Fish  <fnf@cygnus.com>
1079
1080         * interp.c (sim_resume): Call do_2_short with LEFT_FIRST or
1081         RIGHT_FIRST, as appropriate, instead of hardcoded ints that
1082         don't match enum values.
1083
1084 Tue Dec  2 15:01:08 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1085
1086         * simops.c (OP_3A00): For "macu", perform multiply stage using 32
1087         bit rather than 16 bit precision.
1088         (OP_3C00): For "mulxu", store unsigned product in ACC.
1089         (OP_3800): For "msbu", subtract unsigned product from ACC,
1090         (OP_0): For "sub", compute carry by comparing inputs.
1091
1092 Tue Dec  2 11:04:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1093
1094         * simops.c (OP_1000): For "sub2w", compute carry by comparing
1095         inputs.
1096
1097 Mon Nov 17 20:57:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1098
1099         * simops.c (OP_1): Use 32 bit unsigned arithmetic for subtract,
1100         carry indicated by value > 0xffff.
1101
1102 Fri Nov 14 12:51:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1103
1104         * interp.c (sim_resume): Don't set up SIGINT handler using signal,
1105         handled by client.
1106         (sim_resume): Fix race condition of a direct assignment to
1107         stop_simulator, conditionally call sim_stop.
1108         (sim_stop_reason): Check stop_simulator returning SIGINT.  Clear
1109         stop_simulator ready for next sim_resume call.
1110         (sim_ctrl_c): Delete function.
1111
1112 Thu Nov 13 19:29:34 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1113
1114         * interp.c (sim_resume): For "REP", only check/update the PC when
1115         a branch instruction has not been executed.
1116
1117 Mon Nov 10 17:50:18 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1118
1119         * simops.c (OP_4201): "rachi". Sign extend bit 40 of ACC.  Sign
1120         extend bit 44 all constants.
1121         (OP_4201): Replace GCC specific 0x..LL with SIGNED64 macro.
1122
1123 Fri Oct 24 10:26:29 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1124
1125         * d10v_sim.h: Include sim-types.h.
1126         (uint8, in816, uiny16, int32, uint32, int64, uint64): Typedef
1127         using unsigned8 et.al. from sim-types.h.
1128         (SEXT32, SEXT40, SEXT44, SEXT60): Replace GCC specific 0x..LL with
1129         SIGNED64 macro.
1130
1131 Wed Oct 22 14:43:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1132
1133         * interp.c (sim_write_phys): New function, write to physical
1134         instead of virtual memory.
1135
1136         * interp.c (sim_load): Pass lma_p and sim_write_phys to
1137         sim_load_file.
1138
1139 Mon Oct 13 10:55:07 1997  Fred Fish  <cygnus.com>
1140
1141         * simops.c (OP_6A01): Change OP_POSTDEC to OP_POSTINC and move
1142         exception generation code to OP_6E01.
1143         (OP_6E01): Change OP_POSTINC to OP_POSTDEC and insert exception
1144         generation code.
1145
1146 Sat Oct 11 09:02:08 1997  Fred Fish  <fnf@cygnus.com>
1147
1148         * simops.c (OP_6401): postdecrement on r15 is OK, remove exception.
1149         (OP_6601): Ditto.
1150
1151 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1152
1153         * configure: Regenerated to track ../common/aclocal.m4 changes.
1154
1155 Sat Sep 27 12:51:34 1997  Fred Fish  <fnf@cygnus.com>
1156
1157         * interp.c (pc_addr): Discard upper bit(s) of PC in case
1158         IMAP1 selects unified memory.
1159         * d10v_sim.h (INC_ADDR): Align MOD_E to increment before testing
1160         for end condition.
1161
1162 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1163
1164         * configure: Regenerated to track ../common/aclocal.m4 changes.
1165
1166 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1167
1168         * configure: Regenerated to track ../common/aclocal.m4 changes.
1169
1170 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1171
1172         * configure: Regenerated to track ../common/aclocal.m4 changes.
1173
1174 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1175
1176         * configure: Regenerated to track ../common/aclocal.m4 changes.
1177
1178 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1179
1180         * configure: Regenerated to track ../common/aclocal.m4 changes.
1181
1182 Wed Sep 10 22:30:24 1997  Martin M. Hunt  <hunt@cygnus.com>
1183
1184         * interp.c (sim_resume): Increment PC at end of rep
1185         loop.
1186
1187         * simops.c (OP_4201): Fix rachi instruction.
1188
1189 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
1190
1191         * configure: Regenerated to track ../common/aclocal.m4 changes.
1192
1193 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1194
1195         * configure: Regenerated to track ../common/aclocal.m4 changes.
1196         * config.in: Ditto.
1197
1198 Tue Aug 26 10:37:49 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1199
1200         * interp.c (sim_kill): Delete.
1201         (sim_create_inferior): Add ABFD argument.
1202         (sim_load): Move setting of PC from here.
1203         (sim_create_inferior): To here.
1204         (start_address): Delete variable.
1205
1206 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1207
1208         * configure: Regenerated to track ../common/aclocal.m4 changes.
1209         * config.in: Ditto.
1210
1211 Mon Aug 25 15:39:29 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1212
1213         * interp.c (sim_open): Add ABFD argument.
1214
1215 Tue May 20 10:14:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1216
1217         * interp.c (sim_open): Add callback argument.
1218         (sim_set_callbacks): Remove SIM_DESC argument.
1219
1220 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
1221
1222         * configure: Regenerated to track ../common/aclocal.m4 changes.
1223
1224 Tue Apr 22 10:29:23 1997  Doug Evans  <dje@canuck.cygnus.com>
1225
1226         * interp.c (sim_open): Undo patch to add -E support.
1227
1228 Fri Apr 18 13:39:01 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1229
1230         * interp.c (sim_stop): New function.
1231
1232 Thu Apr 17 02:42:00 1997  Doug Evans  <dje@canuck.cygnus.com>
1233
1234         * Makefile.in (SIM_OBJS): Add sim-load.o.
1235         * d10v_sim.h (exec_bfd): Rename to prog_bfd.
1236         * interp.c: #include bfd.h.
1237         (myname, sim_kind, start_address): New static locals.
1238         (prog_bfd_was_opened_p, prog_bfd): New static locals.
1239         (decode_pc): Update to use prog_bfd.
1240         (sim_open): Set sim_kind, myname.  Ignore -E arg.
1241         (sim_close): Close prog_bfd if simulator opened it.
1242         (sim_create_inferior): Return SIM_RC.  Delete arg start_address.
1243         (sim_load): Return SIM_RC.  New arg abfd.  Set start address from bfd.
1244         Call sim_load_file to load file into simulator.
1245         * simops.c (trace_input_func): exec_bfd renamed to prog_bfd.
1246
1247 Wed Apr 16 16:12:03 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1248
1249         * simops.c (OP_5F00): Only provide system calls SYS_execv,
1250         SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
1251
1252 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1253
1254         * configure: Regenerated to track ../common/aclocal.m4 changes.
1255         * config.in: Ditto.
1256
1257 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
1258
1259         * interp.c (sim_open): New arg `kind'.
1260
1261         * configure: Regenerated to track ../common/aclocal.m4 changes.
1262
1263 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1264
1265         * configure: Regenerated to track ../common/aclocal.m4 changes.
1266
1267 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1268
1269         * configure: Re-generate.
1270
1271 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
1272
1273         * configure: Regenerate to track ../common/aclocal.m4 changes.
1274
1275         * simops.c (OP_5F00): Remove old traps 1-3.  Make trap 15 the same
1276         as trap 0, which will be deprecated.  Only set errno, if an error
1277         in fact was returned.
1278
1279 Thu Mar 13 12:41:20 1997  Doug Evans  <dje@canuck.cygnus.com>
1280
1281         * interp.c: Delete redundant prototypes of sim_foo fns.
1282         (sim_open): New SIM_DESC result.  Argument is now in argv form.
1283         (other sim_*): New SIM_DESC argument.
1284
1285 Thu Mar 13 10:29:04 1997  Michael Meissner  <meissner@cygnus.com>
1286
1287         * simops.c (trace_{input,output}_func): Call flush_stdout from the
1288         callback functions.
1289         (OP_5F00): Ditto.
1290         (OP_6{4,6,C,A}01): Test for post decrement on the stack pointer.
1291         (OP_{1200,1000000,201,5FE0,1003,17001002}): Fix problems in
1292         setting the carry bit after an add or a subtract.
1293
1294 Wed Feb 12 16:04:15 1997  Michael Meissner  <meissner@cygnus.com>
1295
1296         * simops.c (OP_{1403,15002A02,3{0,4}0{0,1}}): Only use the bottom
1297         40 bits of accumulators.  Sign/zero extend as appropriate.
1298
1299 Tue Feb  4 13:33:30 1997  Doug Evans  <dje@canuck.cygnus.com>
1300
1301         * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
1302         COMMON_{PRE,POST}_CONFIG_FRAG instead.
1303         * configure.in: sinclude ../common/aclocal.m4.
1304         * configure: Regenerated.
1305
1306 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
1307
1308         * configure configure.in Makefile.in:  Update to new configure
1309         scheme which is more compatible with WinGDB builds.
1310         * configure.in:  Improve comment on how to run autoconf.
1311         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
1312         * Makefile.in:  Use autoconf substitution to install common
1313         makefile fragment.
1314
1315 Fri Dec 27 22:54:05 1996  Angela Marie Thomas (angela@cygnus.com)
1316
1317         * gencode.c: patch to not #include "d10v_sim.h" which
1318         unecessarily includes bfd.h and causes wingdb configure
1319         to fail.
1320
1321 Mon Dec 16 13:39:03 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1322
1323         * interp.c (xfer_mem): Change unified memory to 0x0.
1324
1325 Thu Nov 28 20:42:56 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1326
1327         * simops.c (OP_3E01): Fix tracing information.
1328         (OP_300{0,1}): Do not propigate sign.
1329
1330 Mon Nov 25 19:47:40 1996  Doug Evans  <dje@canuck.cygnus.com>
1331
1332         * config.in (WORDS_BIGENDIAN): Add.
1333         * configure: Regenerated.
1334         * d10v_sim.h: #include "config.h"
1335
1336 Sat Nov 23 09:34:50 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1337
1338         * gencode.c (write_opcodes): Eliminate warnings when generated
1339         table.c is compiled.
1340
1341 Wed Nov 20 19:41:40 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1342
1343         * interp.c (sim_open): Cast result of calloc, and make sure NULL
1344         was not returned.
1345         (dmem_addr): If address is illegal or in I/O space, signal a bus
1346         error.
1347         (pc_addr): Signal bus error, not illegal instruction for bogus
1348         pc.
1349
1350 Wed Nov 20 01:23:03 1996  Doug Evans  <dje@canuck.cygnus.com>
1351
1352         * Makefile.in: Delete all stuff moved to ../common/Make-common.in.
1353         (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
1354         * configure.in: Simplify using macros in ../common/aclocal.m4.
1355         Call AC_CHECK_HEADERS(unistd.h).
1356         * configure: Regenerated.
1357         * config.in: New file.
1358         * interp.c: #include "callback.h".
1359         * simops.c: #include "config.h".  #include <unistd.h> if present.
1360
1361 Fri Nov  8 16:19:55 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1362
1363         * d10v-sim.h (simops): Add flag is_long.
1364         (State): Add pc_changed.  Instructions which update the PC should
1365         use the JMP macro which sets this.
1366         (JMP): New macro.  Sets the PC and the pc_changed flag.
1367
1368         * gencode.c (write_opcodes): Add is_long field.
1369
1370         * interp.c (lookup_hash): If we blindly apply a short opcode's mask
1371         to a long opcode we could get a false match.  Check the opcode size.
1372         (hash): Add a size field to the hash table.
1373         (sim_open): Initialize size field in hash table.
1374         (sim_resume): Change to logic for setting the PC.  Used to increment the
1375         PC if it had not been changed.  This didn't allow single-instruction loops.
1376         Now checks the flag State.pc_changed.  Also now stops when ^C is received.
1377         (dmem_addr): Fix translation of data segments to unified memory.
1378         (sim_ctrl_c): New function.  When ^C is received, set stop_simulator flag.
1379
1380         * simops.c: Changed all branch and jump instructions to use new JMP macro.
1381         (OP_20000000): Corrected trace information to show this is a ldi.l, not
1382         a ldi.s instruction.
1383
1384 Thu Oct 31 19:13:55 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1385
1386         * interp.c (sim_fetch_register, sim_store_register): Fix bug where
1387         updating the accumulators was overwriting other parts of the global
1388         State variable.
1389
1390 Wed Oct 30 17:35:14 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1391
1392         * interp.c (bfd.h) Don't include it here any more.
1393         (text{,_start,_end}): Move here from simops.c and make extern.
1394         (decode_pc): New function to return the PC as an address that the
1395         debugger can use.
1396         (dmem_addr): Print decoded PC in error message.
1397         (pc_addr): Ditto.
1398
1399         * simops.c (bfd.h) Don't include it here any more.
1400         (text{,_start,_end}): Move to simops.c.
1401         (trace_input_func): Move decoding of PC, and looking up .text
1402         start to decode_pc.
1403
1404         * d10v_sim.h (bfd.h): Include it here.
1405         (text{,_start,_end}): Add external declarations.
1406         (exec_bfd): Ditto.
1407         (decode_pc): Ditto.
1408
1409 Tue Oct 29 12:13:52 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1410
1411         * interp.c (sim_size): Now allocates unified memory for imap segments
1412         0,1,2, and 127. Initializes imap0 and imap1 to 0x1000.  Initializes dmap to 0.
1413         (sim_write): Just call xfer_mem().
1414         (sim_read): Just call xfer_mem().
1415         (xfer_mem): New function. Does appropriate memory mapping and copies bytes.
1416         (dmem_addr): New function. Reads dmap register and translates data
1417         addresses to local addresses.
1418         (pc_addr): New function. Reads imap register and computes local address
1419         corresponding to contents of the PC.
1420         (sim_resume): Change to use pc_addr().
1421         (sim_create_inferior): Change reinitialization code. Also reinitializes
1422         imap[01] and dmap.
1423         (sim_fetch_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1424         (sim_store_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1425
1426         * simops.c (MEMPTR): Redefine to use dmem_addr().
1427         (OP_5F00): Replace references to STate.imem with dmem_addr().
1428
1429         * d10v-sim.h (State): Remove mem_min and mem_max. Add umem[128].
1430         (RB,SW,RW,SLW,RLW): Redefine to use dmem_addr().
1431         (IMAP0,IMAP1,DMAP,SET_IMAP,SET_IMAP1,SET_DMAP): Define.
1432
1433 Tue Oct 22 15:22:33 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1434
1435         * d10v_sim.h (_ins_type): Reorganize, so that we can provide
1436         better statistics, like not counting NOPS as parallel
1437         instructions, and printing total cycles.
1438         (ins_type_counters): Make unsigned long.
1439         (left_nops,right_nops): Fold into ins_type_counters.
1440
1441         * simops.c (trace_input_func): Print new instruction types.
1442         Handle OP_R2R3 as input types.
1443         (OP_{38000000,7000}): Correctly sign extend bytes.
1444         (OP_5E00): Don't count NOPs as parallel instructions.
1445         (OP_460B): Remove unused variable.
1446         (OP_5F00): Ditto.
1447
1448         * interp.c (ins_type_counters): Make unsigned long.
1449         (left_nops,right_nops): Delete.
1450         (most functions): Add prototypes.
1451         (INLINE): If GCC and optimize define as __inline__.
1452         ({,lookup_}hash,get_operands): Declare as INLINE.
1453         (do_parallel): Count conditional operations.
1454         (add_commas): New function, to add commas every 3 digits.
1455         (sim_size): Call add_commas to print numbers.
1456         (sim_{open,resume}): Delete unused variables.
1457         (sim_info): Provide better statistics.
1458         (sim_read): Add int return type.
1459
1460 Mon Oct 21 16:16:26 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1461
1462         * interp.c (sim_resume): Change the way single-stepping and exceptions
1463         are handled so single-stepping works again.
1464
1465 Thu Oct 17 12:24:16 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1466
1467         * endian.c: Optimize simulated loads/stores on x86, AIX, and big
1468         endian hosts.
1469
1470         * configure.in (--enable-sim-bswap): New switch to enable using
1471         the BSWAP instruction on x86's.
1472         * configure: Regenerate.
1473
1474         * Makefile.in ({SWAP,CONFIG}_CFLAGS): Add --enable-sim-bswap
1475         support.
1476
1477 Wed Oct 16 13:50:06 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1478
1479         * endian.c: New file.  Move endian functions here from interp.c.
1480         Optimize code, and make it work as either inline functions or as a
1481         separate file.
1482
1483         * interp.c: Move endian functions from here to endian.c.
1484
1485         * Makefile.in (INCLUDE): Add endian.c.
1486         (run,libsim.a): Add dependency on endian.o.
1487         (endian.o): Add dependency.
1488
1489         * d10v_sim.h (read/write support): Always go through the machine
1490         independent endian functions.  If compiling with GCC and
1491         optimizing, include endian.c so the endian functions are inlined.
1492
1493         * simops.c (OP_5F00): Correct tracing of accumulators.
1494
1495 Tue Oct 15 10:57:50 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1496
1497         * simops.c (OP_5F00): Add support for getpid, kill system calls.
1498
1499         * interp.c (do_{2_short,parallel}): If an exception is raised,
1500         don't execute the second instruction.
1501
1502 Sat Oct 12 22:17:43 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1503
1504         * simops.c (OP_{31000000,6601,6201,6200}): Store address in a
1505         temporary in case the register is overriden when loading.
1506         (OP_6200): Output type is OP_DREG for tracing.
1507
1508 Fri Oct  4 23:46:18 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1509
1510         * d10v_sim.h (struct _state): Add mem_{min,max} fields.
1511
1512         * interp.c (sim_size): Initialize mem_{min,max} fields.
1513         (sim_write): Update mem_{min,max} fields.
1514         (sim_resume): If PC is not in the minimum/maximum memory range,
1515         abort.
1516         (sim_create_inferior): Preserve mem_{min,max} fields.
1517
1518 Fri Sep 27 13:11:58 1996  Mark Alexander  <marka@cygnus.com>
1519
1520         * simops.c (OP_5F00): Add support for time() system call.
1521
1522 Wed Sep 25 16:31:41 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1523
1524         * simops.c (OP_{6E01,6A01,6E1F,6A00}): Print both words being
1525         stored if tracing.
1526         (OP_5F00,trace_{in,out}put_func): Add finer grain tracing for
1527         system calls.
1528
1529 Mon Sep 23 17:55:30 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1530
1531         * simops.c (op_types): Add OP_{CONSTANT8,R2,R3}.
1532         (trace_input_func): Add support for  OP_{CONSTANT8,R2,R3}.
1533         (OP_{4900,24800000,4800,4A00,4B00,4D00,4C00}): Add OP_R2 and OP_R3
1534         to call/subroutine returns to trace the first two arguments and
1535         the return value.  For small jumps, use CONSTANT8, not CONSTANT16.
1536
1537 Fri Sep 20 15:36:45 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1538
1539         * interp.c (sim_create_inferior): Reinitialize State every time
1540         sim_create_inferior() is called.
1541
1542 Thu Sep 19 21:38:20 1996  Michael Meissner  <meissner@wogglebug.ziplink.net>
1543
1544         * simops.c (OP_{401,2000000,601,3000000,23000000}): Get sign right
1545         on comparisons.
1546         (OP_401): Fix tracing information.
1547
1548 Thu Sep 19 10:30:22 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1549
1550         * simops.c (SIZE_{PC,LINE_NUMBER}): New default sizes for output.
1551         (trace_input_func): Use them.
1552         (trace_input_func): Make sure there is a trailing space after the
1553         instruction.
1554         (OP_6200): Fix tracing info.
1555
1556         * Makefile.in (run): Add dependencies on libbfd.a and
1557         libiberity.a.
1558
1559 Wed Sep 18 09:13:25 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1560
1561         * d10v_sim.h (DEBUG_INSTRUCTION): New debug value to include line
1562         numbers and function names in debug trace.
1563         (DEBUG): If not defined, set to DEBUG_TRACE, DEBUG_VALUES, and
1564         DEBUG_LINE_NUMBER.
1565         (SIG_D10V_{STOP,EXIT}): Values to represent the stop instruction
1566         and exit system call trap being executed.
1567
1568         * interp.c (sim_stop_reason): Set exit code correctly for stop
1569         instruction and exit system call trap.
1570
1571         * configure.in (--enable-sim-cflags): Remove trace case.
1572         (--enable-sim-debug): New switch to set the debug values.
1573         * configure: Regenerate.
1574
1575         * simops.c (trace_{input,output}_func): Rename from
1576         trace_{input,output}.
1577         (trace_{input,output}): Call trace_{input,output}_func if
1578         d10v_debug is non-zero.
1579         (SIZE_INSTRUCTION): Cut down to 8.
1580         (SIZE_OPERANDS): Cut down to 18.
1581         (SIZE_LOCATION): New value for size of line number, function name
1582         field.
1583         (init_text_p,text{,_start,_end}): New static variables for
1584         printing line number and function name.
1585         (exec_bfd): New external that run.c sets.
1586         (trace_input_func): Print line number and function name if
1587         available and if desired.
1588         (OP_4E09): Don't print out DBT message.
1589         (OP_5FE0): Set exception field to SIG_D10V_STOP.
1590         (OP_5F00): Set exception field to SIG_D10V_EXIT.
1591
1592 Sat Sep 14 22:18:43 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1593
1594         * interp.c (do_2_short): If the instruction encodes jump->ins,
1595         don't do the second instruction if the jump succeeds.
1596
1597 Fri Sep 13 22:35:19 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1598
1599         * simops.c (OP_5F00): Use unknown traps to print all GPRs,
1600         accumulators, PC, and F0/F1/C flags.
1601
1602 Thu Sep 12 12:50:11 1996  Mark Alexander  <marka@cygnus.com>
1603
1604         * simops.c (OP_5F00): Fix problems with system calls.
1605
1606 Thu Sep 12 12:19:28 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1607
1608         * simops.c (OP_5F00): Correct tracing information for trap.
1609
1610 Wed Sep 11 18:55:50 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1611
1612         * Makefile.in (CSEARCH): Correctly find opcodes directory.
1613
1614 Mon Sep  9 13:27:26 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1615
1616         * simops.c (trace_output): Properly align accumulator output.
1617         (OP_3{0,2,4}00): Properly parenthesize test expression.  Add error
1618         if shift count is too high.
1619         (OP_4E{00,02,04,20,22,40,42}): Make tests agree with book.
1620         (OP_4E09): Make cpfg properly trace the input flags.
1621         (op_types): Add OP_FLAG_OUTPUT.
1622         (trace_{input,output}): Support OP_FLAG_OUTPUT.
1623         (OP_31000000): This ld2w varient is a 16-bit memory reference, not
1624         an 8-bit memory reference instruction for tracing purposes.
1625         (OP_201): Addi needs to set the carry.
1626
1627 Fri Sep  6 17:56:17 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1628
1629         * simops.c (OP_2600, OP_2601): Changed min and max comparisons
1630         to use signed register values.
1631
1632 Wed Sep  4 11:35:17 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1633
1634         * d10v_sim.h (DEBUG_*): Add bit flags for controlling debug
1635         output.
1636         (_ins_type): New enumeration to specify which container an
1637         instruction is in, and whether it is part of a parallel operation.
1638         (_state): Add ins_type field.
1639         ({,u}int{8,16,32,64}): Use limits.h to size the appropriate types.
1640         (ins_type_counters): Counters for the various instruction types.
1641         ({left,right}_nops): Counters for the number of nops in each
1642         container.
1643         (d10v_debug): New variable to indicate whether debugging is turned
1644         on.
1645
1646         * simops.c: (all functions): Change all #ifdef DEBUG code so that
1647         the input and output values can be traced, along with the
1648         instruction type.  Make the -t option enable tracing.
1649         (all functions): Change printf calls to use the printf_filtered
1650         function in the callback table.
1651
1652         * interp.c (_leftright): New enumeration to say whether 2 short
1653         instructions are done left first or right first.
1654         (do_{long,2_short,parallel}): Indicate in the machine state which
1655         type of instruction this is.  Count each of the types of
1656         instructions executed.
1657         (sim_size): Only print the memory sizes if DEBUG_MEMSIZE debug
1658         flag is set.
1659         (sim_resume): Pass left/right indication to do_2_short.
1660         (all functions): Change printf calls to use the printf_filtered
1661         function in the callback table.
1662         (sim_trace): Turn on debug flag if DEBUG was defined, and call
1663         sim_resume.
1664         (sim_info): Print out statistics on instructions.
1665         (sim_{trace,create_inferior}): Eliminate extraneous output unless
1666         debugging.
1667         (sim_open): If args == -t and DEBUG was defined, set d10v_debug.
1668         Only initialize the hash table the first time sim_open is called.
1669
1670         * Makefile.in: Make objects depend on d10v_sim.h.
1671         ({,SIM_}CFLAGS): Include configure dependent switches.  Setting
1672         CFLAGS does not override host/target defines or SIM_CFLAGS.
1673         (CC_FOR_BUILD,gencode): Use CC_FOR_BUILD to compile gencode.
1674         (run): By default, the math library is not needed to be linked
1675         in.
1676         ({BFD,LIBIBERTY}_LIB): Define as variables so they can be
1677         overridden.
1678         (VPATH): Don't set to anything but @srcdir@ to work with non-GNU
1679         makes.
1680         ({run,callback}.o): Provide explicit paths to their appropriate
1681         source directories.
1682         (gencode{,.o},d10v-opc.o): Split compilation into creating object
1683         and linking.  Instead of linking in libopcodes.a, just compile
1684         d10v-opc.o directly to handle canadian cross.
1685         (CSEARCH): Add opcodes directory.
1686
1687         * configure.in (--enable-sim-cflags): New switch to allow user to
1688         set the defaults.
1689         (CC_FOR_BUILD): Deal with canadian crosses.
1690         * configure: Regenerate.
1691
1692 Wed Sep 04 04:45:34 1996  Mark Alexander  <marka@cygnus.com>
1693
1694         * simops.c: Include correct syscall.h for d10v, not host's.
1695         Fix #ifdef SYS_stat.
1696
1697 Tue Sep  3 14:00:04 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1698
1699         * simops.c (OP_5F00): Wrap all SYS_xxx traps with #ifdef.
1700         Add trap 2 to be printf and trap 3 to be putchar.
1701
1702 Wed Aug 28 21:42:34 1996  Mark Alexander  <marka@cygnus.com>
1703
1704         * Makefile.in, d10v_sim.h, interp.c, simops.c: Add support
1705         for low-level system calls.
1706
1707 Wed Aug 28 17:33:19 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1708
1709         * Makefile.in, d10v_sim.h, interp.c: Fix byte-order problems.
1710
1711 Mon Aug 26 18:30:28 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1712
1713         * d10v_sim.h (SEXT32): Added.
1714         * interp.c: Commented out printfs.
1715         * simops.c:  Fixed error in sb and st2w.
1716
1717 Thu Aug 15 13:30:03 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1718
1719         * Makefile.in, d10v_sim.h, interp.c, simops.c: Added remaining
1720         DSP instructions.  Added modulo addressing.
1721
1722 Sun Aug 11 12:57:15 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1723
1724         * Makefile.in, d10v_sim.h, interp.c, simops.c: Snapshot.
1725
1726 Fri Aug  2 17:44:24 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1727
1728         * d10v_sim.h, simops.c: Snapshot.
1729
1730 Thu Aug  1 17:05:24 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1731
1732         * ChangeLog, Makefile.in, configure, configure.in, d10v_sim.h,
1733         gencode.c, interp.c, simops.c: Created.
1734