sim/d10v/ChangeLog

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