sim/frv/ChangeLog

   1 2021-04-02  Mike Frysinger  <vapier@gentoo.org>
   2
   3         * aclocal.m4, configure: Regenerate.
   4
   5 2021-02-28  Mike Frysinger  <vapier@gentoo.org>
   6
   7         * configure: Regenerate.
   8
   9 2021-02-21  Mike Frysinger  <vapier@gentoo.org>
  10
  11         * configure.ac (AC_CONFIG_MACRO_DIRS): Replace common with m4.
  12         * aclocal.m4, configure: Regenerate.
  13
  14 2021-02-13  Mike Frysinger  <vapier@gentoo.org>
  15
  16         * configure.ac: Replace sinclude with AC_CONFIG_MACRO_DIRS.
  17         * aclocal.m4, configure: Regenerate.
  18
  19 2021-02-06  Mike Frysinger  <vapier@gentoo.org>
  20
  21         * sim-if.c (sim_open): Delete call to STATE_WATCHPOINTS.
  22
  23 2021-02-06  Mike Frysinger  <vapier@gentoo.org>
  24
  25         * configure: Regenerate.
  26
  27 2021-01-30  Mike Frysinger  <vapier@gentoo.org>
  28
  29         * sim-if.c (sim_open): Delete STATE_WATCHPOINTS (sd)->sizeof_pc.
  30
  31 2021-01-11  Mike Frysinger  <vapier@gentoo.org>
  32
  33         * configure.ac: Call SIM_AC_OPTION_WARNINGS.
  34         * configure: Regenerate.
  35
  36 2021-01-11  Mike Frysinger  <vapier@gentoo.org>
  37
  38         * config.in, configure: Regenerate.
  39         * options.c, sim-if.c: Delete HAVE_STRING_H, HAVE_STRINGS_H,
  40         HAVE_STDLIB_H, and strings.h include.
  41
  42 2021-01-09  Mike Frysinger  <vapier@gentoo.org>
  43
  44         * configure: Regenerate.
  45
  46 2021-01-08  Mike Frysinger  <vapier@gentoo.org>
  47
  48         * configure: Regenerate.
  49
  50 2021-01-04  Mike Frysinger  <vapier@gentoo.org>
  51
  52         * configure: Regenerate.
  53
  54 2017-09-06  John Baldwin  <jhb@FreeBSD.org>
  55
  56         * configure: Regenerate.
  57
  58 2017-02-13  Mike Frysinger  <vapier@gentoo.org>
  59
  60         * decode.c (frvbf_init_idesc_table): Use ARRAY_SIZE.
  61
  62 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  63
  64         * config.in, configure: Regenerate.
  65
  66 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  67
  68         * configure: Regenerate.
  69
  70 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  71
  72         * configure.ac (SIM_AC_OPTION_ENVIRONMENT): Delete call.
  73         * configure: Regenerate.
  74
  75 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  76
  77         * configure: Regenerate.
  78
  79 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  80
  81         * configure: Regenerate.
  82
  83 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  84
  85         * configure: Regenerate.
  86
  87 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  88
  89         * configure: Regenerate.
  90
  91 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  92
  93         * configure: Regenerate.
  94
  95 2016-01-09  Mike Frysinger  <vapier@gentoo.org>
  96
  97         * config.in, configure: Regenerate.
  98
  99 2016-01-06  Mike Frysinger  <vapier@gentoo.org>
 100
 101         * sim-if.c (sim_open): Mark argv const.
 102         (sim_create_inferior): Mark argv and env const.
 103
 104 2016-01-04  Mike Frysinger  <vapier@gentoo.org>
 105
 106         * configure: Regenerate.
 107
 108 2016-01-03  Mike Frysinger  <vapier@gentoo.org>
 109
 110         * sim-if.c (sim_open): Update sim_parse_args comment.
 111
 112 2016-01-03  Mike Frysinger  <vapier@gentoo.org>
 113
 114         * TODO: Delete file.
 115
 116 2016-01-03  Mike Frysinger  <vapier@gentoo.org>
 117
 118         * configure.ac (SIM_AC_OPTION_HOSTENDIAN): Delete.
 119         * configure: Regenerate.
 120         * frv.c (frvbf_h_fr_double_get_handler): Change
 121         CURRENT_HOST_BYTE_ORDER to HOST_BYTE_ORDER.
 122         (frvbf_h_fr_double_set_handler): Likewise.
 123
 124 2016-01-02  Mike Frysinger  <vapier@gentoo.org>
 125
 126         * arch.h (TARGET_BIG_ENDIAN): Delete.
 127         * configure.ac (SIM_AC_OPTION_ENDIAN): Change BIG_ENDIAN to BIG.
 128         * configure: Regenerate.
 129         * frv.c (frvbf_h_fr_double_get_handler): Change LITTLE_ENDIAN to
 130         BFD_ENDIAN_LITTLE.
 131         (frvbf_h_fr_double_set_handler): Likewise.
 132
 133 2016-01-02  Mike Frysinger  <vapier@gentoo.org>
 134
 135         * reset.c (frv_term): Change current_state to sd.
 136         * sim-if.c (current_state): Delete.
 137         (sim_open): Delete current_state assignment.
 138
 139 2015-12-27  Mike Frysinger  <vapier@gentoo.org>
 140
 141         * Makefile.in (SIM_OBJS): Delete sim-hload.o.
 142
 143 2015-12-26  Mike Frysinger  <vapier@gentoo.org>
 144
 145         * config.in, configure: Regenerate.
 146
 147 2015-12-26  Mike Frysinger  <vapier@gentoo.org>
 148
 149         * sim-if.c (sim_create_inferior): Replace old #if 0 code with dupargv.
 150
 151 2015-12-25  Mike Frysinger  <vapier@gentoo.org>
 152
 153         * devices.c: Delete file.
 154         * frv-sim.h (MCCR_ADDR, MCCR_CP, MCCR_CM0, MCCR_CM1, frv_devices,
 155         struct _device): Delete.
 156         * Makefile.in (SIM_OBJS): Delete devices.o.
 157         * sim-if.c (sim_open): Delete #if 0 code.
 158         * tconfig.h: Delete file.
 159
 160 2015-12-25  Mike Frysinger  <vapier@gentoo.org>
 161
 162         * Makefile.in (SIM_OBJS): Delete sim-model.o.
 163         * tconfig.h (SIM_HAVE_MODEL): Delete.
 164
 165 2015-12-25  Mike Frysinger  <vapier@gentoo.org>
 166
 167         * arch.c: Rename MACH to SIM_MACH.
 168         * cpuall.h: Likewise.
 169         * model.c: Rename MACH to SIM_MACH, MACH_IMP_PROPERTIES to
 170         SIM_MACH_IMP_PROPERTIES, and MODEL to SIM_MODEL.
 171
 172 2015-12-25  Mike Frysinger  <vapier@gentoo.org>
 173
 174         * sim-main.h (WITH_SCACHE_PBB): Move from ...
 175         * tconfig.h (WITH_SCACHE_PBB): ... here.
 176
 177 2015-12-25  Mike Frysinger  <vapier@gentoo.org>
 178
 179         * devices.c (device_error): Delete.
 180
 181 2015-12-24  Mike Frysinger  <vapier@gentoo.org>
 182
 183         * tconfig.h (SIM_HANDLES_LMA): Delete.
 184
 185 2015-12-24  Mike Frysinger  <vapier@gentoo.org>
 186
 187         * tconfig.h (SIM_HAVE_BREAKPOINTS, SIM_BREAKPOINT,
 188         SIM_BREAKPOINT_SIZE): Delete.
 189         * traps.c [SIM_HAVE_BREAKPOINTS] (frv_itrap): Delete sim breakpoint
 190         code.
 191         [SIM_HAVE_BREAKPOINTS] (frv_break): Likewise.
 192
 193 2015-12-24  Mike Frysinger  <vapier@gentoo.org>
 194
 195         * tconfig.h (WITH_WATCHPOINTS): Delete.
 196
 197 2015-12-24  Mike Frysinger  <vapier@gentoo.org>
 198
 199         * tconfig.h (SIM_HAVE_MEM_SIZE): Delete.
 200
 201 2015-11-15  Mike Frysinger  <vapier@gentoo.org>
 202
 203         * Makefile.in (SIM_OBJS): Delete sim-reason.o, sim-reg.o, and
 204         sim-stop.o.
 205
 206 2015-11-14  Mike Frysinger  <vapier@gentoo.org>
 207
 208         * interp.c (sim_close): Rename to ...
 209         (frv_sim_close): ... this.  Delete calls to frv_cgen_cpu_close and
 210         sim_module_uninstall.
 211         * sim-main.h (frv_sim_close): Declare.
 212         (SIM_CLOSE_HOOK): Define.
 213
 214 2015-06-23  Mike Frysinger  <vapier@gentoo.org>
 215
 216         * configure.ac (AC_ARG_ENABLE(sim-trapdump)): Call AS_HELP_STRING.
 217         * configure: Regenerate.
 218
 219 2015-06-12  Mike Frysinger  <vapier@gentoo.org>
 220
 221         * configure: Regenerate.
 222
 223 2015-06-12  Mike Frysinger  <vapier@gentoo.org>
 224
 225         * configure: Regenerate.
 226
 227 2015-06-12  Mike Frysinger  <vapier@gentoo.org>
 228
 229         * decode.c (frvbf_decode): Change TRACE_EXTRACT to CGEN_TRACE_EXTRACT.
 230         * mloop.in (execute): Change TRACE_INSN_INIT to CGEN_TRACE_INSN_INIT,
 231         TRACE_INSN to CGEN_TRACE_INSN, and TRACE_INSN_FINI to CGEN_TRACE_INSN_FINI.
 232         * sem.c: Rename TRACE_RESULT to CGEN_TRACE_RESULT.
 233
 234 2015-06-11  Mike Frysinger  <vapier@gentoo.org>
 235
 236         * sim-main.h (WITH_TRACE): Delete.
 237
 238 2015-04-18  Mike Frysinger  <vapier@gentoo.org>
 239
 240         * sim-main.h (USING_SIM_BASE_H): Delete.
 241
 242 2015-04-18  Mike Frysinger  <vapier@gentoo.org>
 243
 244         * sim-main.h (_sim_cpu, SIM_CPU): Delete.
 245
 246 2015-04-18  Mike Frysinger  <vapier@gentoo.org>
 247
 248         * sim-main.h (sim_cia): Delete.
 249         (frv_sim_engine_halt_hook): Move below includes.
 250
 251 2015-04-17  Mike Frysinger  <vapier@gentoo.org>
 252
 253         * sim-main.h (CIA_GET, CIA_SET): Delete.
 254         * traps.c (frv_sim_engine_halt_hook): Change CIA_SET to CPU_PC_SET.
 255
 256 2015-04-15  Mike Frysinger  <vapier@gentoo.org>
 257
 258         * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
 259         * sim-main.h (STATE_CPU): Delete.
 260
 261 2015-04-15  Mike Frysinger  <vapier@gentoo.org>
 262
 263         * sim-main.h (struct sim_state): Change cpu to an array of pointers.
 264         (STATE_CPU): Handle WITH_SMP.
 265
 266 2015-04-13  Mike Frysinger  <vapier@gentoo.org>
 267
 268         * configure: Regenerate.
 269
 270 2015-04-06  Mike Frysinger  <vapier@gentoo.org>
 271
 272         * Makefile.in (SIM_OBJS): Delete sim-engine.o and sim-hrw.o.
 273
 274 2015-03-31  Mike Frysinger  <vapier@gentoo.org>
 275
 276         * config.in, configure: Regenerate.
 277
 278 2015-03-24  Mike Frysinger  <vapier@gentoo.org>
 279
 280         * configure: Regenerate.
 281
 282 2015-03-24  Mike Frysinger  <vapier@gentoo.org>
 283
 284         * configure: Regenerate.
 285
 286 2015-03-23  Mike Frysinger  <vapier@gentoo.org>
 287
 288         * configure: Regenerate.
 289
 290 2015-03-23  Mike Frysinger  <vapier@gentoo.org>
 291
 292         * devices.c: Delete dv-sockser.h include.
 293         (device_io_read_buffer): Delete uart code.
 294         (device_io_write_buffer): Likewise.
 295
 296 2015-03-23  Mike Frysinger  <vapier@gentoo.org>
 297
 298         * configure: Regenerate.
 299
 300 2015-03-16  Mike Frysinger  <vapier@gentoo.org>
 301
 302         * aclocal.m4, config.in, configure: Regenerate.
 303         * tconfig.in: Rename file ...
 304         * tconfig.h: ... here.
 305
 306 2015-03-15  Mike Frysinger  <vapier@gentoo.org>
 307
 308         * tconfig.in [HAVE_DV_SOCKSER]: Delete.
 309
 310 2015-03-14  Mike Frysinger  <vapier@gentoo.org>
 311
 312         * Makefile.in (SIM_RUN_OBJS): Delete.
 313
 314 2014-08-23  Hans-Peter Nilsson  <hp@axis.com>
 315
 316         * configure.ac: Default simulator hardware to off again.  Remove
 317         dead frv_extra_objs substitution.
 318         * configure: Regenerate.
 319         * Makefile.in: Remove unused frv_extra_objs.
 320
 321 2014-08-19  Alan Modra  <amodra@gmail.com>
 322
 323         * configure: Regenerate.
 324
 325 2014-08-15  Roland McGrath  <mcgrathr@google.com>
 326
 327         * configure: Regenerate.
 328         * config.in: Regenerate.
 329
 330 2013-09-23  Alan Modra  <amodra@gmail.com>
 331
 332         * configure: Regenerate.
 333
 334 2013-06-03  Mike Frysinger  <vapier@gentoo.org>
 335
 336         * aclocal.m4, configure: Regenerate.
 337
 338 2013-03-30  Joel Sherrill  <joel.sherrill@oarcorp.com>
 339             Mike Frysinger  <vapier@gentoo.org>
 340
 341         * configure.ac: Add frv_extra_objs. Change simulator hardware
 342         from always on to defaulting to yes it is enabled.
 343         * Makefile.in: Conditionalize reference to dv-sockser.o.
 344         * configure: Regenerated.
 345
 346 2013-03-26  Mike Frysinger  <vapier@gentoo.org>
 347
 348         * configure: Regenerate.
 349
 350 2013-03-23  Joel Sherrill  <joel.sherrill@oarcorp.com>
 351
 352         * configure.ac: Fail if dv-sockser.o not available.
 353         Error when --disable-sim-hardware is specified.
 354         * configure: Regenerated.
 355
 356 2012-06-15  Joel Brobecker  <brobecker@adacore.com>
 357
 358         * config.in, configure: Regenerate.
 359
 360 2012-03-24  Mike Frysinger  <vapier@gentoo.org>
 361
 362         * aclocal.m4, config.in, configure: Regenerate.
 363
 364 2011-12-03  Mike Frysinger  <vapier@gentoo.org>
 365
 366         * aclocal.m4: New file.
 367         * configure: Regenerate.
 368
 369 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
 370
 371         * configure.ac: Change include to common/acinclude.m4.
 372
 373 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
 374
 375         * configure.ac: Change AC_PREREQ to 2.64.  Delete AC_CONFIG_HEADER
 376         call.  Replace common.m4 include with SIM_AC_COMMON.
 377         * configure: Regenerate.
 378
 379 2011-07-05  Mike Frysinger  <vapier@gentoo.org>
 380
 381         * sim-if.c (sim_do_command): Delete.
 382
 383 2010-04-21  Mike Frysinger  <vapier@gentoo.org>
 384
 385         * profile.c (sim_profile_print_bar): Add cpu argument.
 386
 387 2010-03-30  Mike Frysinger  <vapier@gentoo.org>
 388
 389         * devices.c (device_error): Add const to message.
 390
 391 2010-02-12  Doug Evans  <dje@sebabeach.org>
 392
 393         * decode.c, * decode.h: Regenerate.
 394
 395 2010-02-11  Doug Evans  <dje@sebabeach.org>
 396
 397         * cpu.h, * decode.c, * model.c, * sem.c: Regenerate.
 398
 399 2010-01-24  Doug Evans  <dje@sebabeach.org>
 400
 401         * sem.c: Regenerate.
 402
 403 2010-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 404
 405         * configure: Regenerate.
 406
 407 2010-01-02  Doug Evans  <dje@sebabeach.org>
 408
 409         * arch.c, * arch.h, * cpu.c, * cpu.h, * cpuall.h, * decode.c,
 410         * decode.h, * model.c, * sem.c: Regenerate, update copyright year.
 411
 412 2009-11-22  Doug Evans  <dje@sebabeach.org>
 413
 414         * cpu.h: Regenerate.
 415         * cpuall.h: Regenerate.
 416         * decode.c: Regenerate.
 417         * decode.h: Regenerate.
 418
 419 2009-11-03  Doug Evans  <dje@sebabeach.org>
 420
 421         * arch.c: Regenerate.
 422         * arch.h: Regenerate.
 423         * cpu.c: Regenerate.
 424         * cpu.h: Regenerate.
 425         * cpuall.h: Regenerate.
 426         * decode.c: Regenerate.
 427         * decode.h: Regenerate.
 428         * model.c: Regenerate.
 429         * sem.c: Regenerate.
 430
 431 2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 432
 433         * config.in: Regenerate.
 434         * configure: Likewise.
 435
 436         * configure: Regenerate.
 437
 438 2009-01-07  Hans-Peter Nilsson  <hp@axis.com>
 439
 440         * sem.c: Regenerate.
 441
 442 2008-12-23  Hans-Peter Nilsson  <hp@axis.com>
 443
 444         * arch.c, arch.h, cpu.c, cpu.h, cpuall.h, decode.c, decode.h,
 445         model.c, sem.c: Regenerate.
 446
 447 2008-07-11  Hans-Peter Nilsson  <hp@axis.com>
 448
 449         * configure: Regenerate to track ../common/common.m4 changes.
 450         * config.in: Ditto.
 451
 452 2008-06-06  Vladimir Prus  <vladimir@codesourcery.com>
 453             Daniel Jacobowitz  <dan@codesourcery.com>
 454             Joseph Myers  <joseph@codesourcery.com>
 455
 456         * configure: Regenerate.
 457
 458 2006-12-21  Hans-Peter Nilsson  <hp@axis.com>
 459
 460         * config.in: Regenerate.
 461
 462 2006-06-13  Richard Earnshaw  <rearnsha@arm.com>
 463
 464         * configure: Regenerated.
 465
 466 2006-06-05  Daniel Jacobowitz  <dan@codesourcery.com>
 467
 468         * configure: Regenerated.
 469
 470 2006-05-31  Daniel Jacobowitz  <dan@codesourcery.com>
 471
 472         * configure: Regenerated.
 473
 474 2005-10-28  Dave Brolley  <brolley@redhat.com>
 475
 476         * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
 477
 478         Contribute the following changes:
 479         2003-09-29  Dave Brolley  <brolley@redhat.com>
 480
 481         * frv-sim.h: Use CGEN_ATTR_VALUE_ENUM_TYPE in place of
 482         CGEN_ATTR_VALUE_TYPE.
 483         * mloop.in: Ditto.
 484         * pipeline.c: Ditto.
 485         * traps.c: Ditto.
 486
 487 2005-03-23  Mark Kettenis  <kettenis@gnu.org>
 488
 489         * configure: Regenerate.
 490
 491 2005-01-14  Andrew Cagney  <cagney@gnu.org>
 492
 493         * configure.ac: Sinclude aclocal.m4 before common.m4.  Add
 494         explicit call to AC_CONFIG_HEADER.
 495         * configure: Regenerate.
 496
 497 2005-01-12  Andrew Cagney  <cagney@gnu.org>
 498
 499         * configure.ac: Update to use ../common/common.m4.
 500         * configure: Re-generate.
 501
 502 2005-01-11  Andrew Cagney  <cagney@localhost.localdomain>
 503
 504         * configure: Regenerated to track ../common/aclocal.m4 changes.
 505
 506 2005-01-07  Andrew Cagney  <cagney@gnu.org>
 507
 508         * configure.ac: Rename configure.in, require autoconf 2.59.
 509         * configure: Re-generate.
 510
 511 2004-12-08  Hans-Peter Nilsson  <hp@axis.com>
 512
 513         * configure: Regenerate for ../common/aclocal.m4 update.
 514
 515 2004-08-27  Richard Sandiford  <rsandifo@redhat.com>
 516
 517         * cpu.[ch], arch.[ch], decode.[ch]: Regenerated.
 518         * cpuall.h, model.c, sem.c: Regenerated.
 519
 520 2004-03-01  Richard Sandiford  <rsandifo@redhat.com>
 521
 522         * Makefile.in (SIM_OBJS): Add profile-fr450.o.
 523         (profile-fr450.o): New dependency.
 524         (stamp-cpu): Add fr450 to the list of machs.
 525         * sim-frv.h (SPR_IS_ACC): New macro.
 526         (H_SPR_ACC4, H_SPR_ACC63, H_SPR_ACCG4, H_SPR_ACCG63): Delete.
 527         * cache.c (frv_cache_init, non_cache_access): Handle bfd_mach_fr450.
 528         * frv.c (check_register_alignment, check_fr_register_alignment)
 529         (check_memory_alignment, do_media_average): Likewise.
 530         (frvbf_clear_accumulators): Likewise.  Use a mask of valid registers
 531         rather than a consecutive range.
 532         * interrupts.c (frv_queue_illegal_instruction_interrupt)
 533         (frv_queue_non_implemented_instruction_interrupt): Handle
 534         bfd_mach_fr450.
 535         * memory.c (check_data_read_address, check_readwrite_address)
 536         (check_insn_read_address, check_write_address): Likewise.
 537         * mloop.in (@cpu@_simulate_insn_prefetch): Likewise.
 538         * profile.c (reset_gr_flags, reset_fr_flags, reset_acc_flags)
 539         (frvbf_model_insn_before, frvbf_model_insn_after): Likewise.
 540         * profile-fr450.c: New file.
 541         * registers.c (fr450_spr): New array.
 542         (frv_register_control_init): Check its size.  Use it for fr450.
 543         (frv_check_register_access): Handle bfd_mach_fr450.
 544         (frv_check_spr_read_access): Likewise. Generalize accumulator check.
 545         * traps.c (frv_core_signal, frvbf_media_cr_not_aligned): Likewise.
 546         (frvbf_media_acc_not_aligned): Likewise.
 547         (frvbf_media_register_not_aligned): Likewise.
 548         * arch.c: Regenerate.
 549         * arch.h: Regenerate.
 550         * cpu.h: Regenerate.
 551         * cpuall.h: Regenerate.
 552         * decode.h: Regenerate.
 553         * model.c: Regenerate.
 554
 555 2004-03-01  Richard Sandiford  <rsandifo@redhat.com>
 556
 557         * cache.c (frv_cache_init): Change fr400 cache statistics to match
 558         the fr405.
 559         (non_cache_access): Add missing breaks.
 560         * interrupts.c (set_exception_status_registers): Always set EAR15
 561         for data_access_errors.
 562         * memory.c (fr400_check_write_address): Remove redundant alignment
 563         check.
 564         * model.c: Regenerate.
 565
 566 2004-03-01  Richard Sandiford  <rsandifo@redhat.com>
 567
 568         * frv.c (frvbf_iacc_cut): Rework, taking rounding into account.
 569
 570 2004-03-01  Richard Sandiford  <rsandifo@redhat.com>
 571
 572         * decode.c, decode.h, model.c, sem.c: Regenerate.
 573
 574 2003-11-24  Kevin Buettner  <kevinb@redhat.com>
 575
 576         * frv-sim.h (GR_REGNUM_MAX, FR_REGNUM_MAX, PC_REGNUM, SPR_REGNUM_MIN)
 577         (SPR_REGNUM_MAX): Delete.
 578         * frv.c (gdb/sim-frv.h): Include.
 579         (frvbf_fetch_register, frvbf_store_register): Use register number
 580         constants from gdb/sim-frv.h.  Check availability of general
 581         purpose and float registers.
 582
 583 2003-11-03  Dave Brolley  <brolley@redhat.com>
 584
 585         * cache.c (address_interference): Check for higher priority requests
 586         in the same pipeline.
 587
 588 2003-10-31  Dave Brolley  <brolley@redhat.com>
 589
 590         * frv-sim.h (LR_REGNUM): Removed.
 591         (SPR_REGNUM_MIN,SPR_REGNUM_MAX): New macros.
 592         * frv.c (frvbf_fetch_register): Fetch SPR registers based on
 593         SPR_REGNUM_MIN and SPR_REGNUM_MAX. Check whether SPRs are implemented.
 594         Return 0 for an unimplemented register. Return the length of the data
 595         for an implemented register.
 596         (frvbf_store_register): Ditto.
 597
 598 2003-10-30  Andrew Cagney  <cagney@redhat.com>
 599
 600         * traps.c: Replace "struct symbol_cache_entry" with "struct
 601         bfd_symbol".
 602
 603 2003-10-10  Dave Brolley  <brolley@redhat.com>
 604
 605         * cpu.h, sem.c: Regenerate.
 606
 607 2003-10-06  Dave Brolley  <brolley@redhat.com>
 608
 609         * profile-fr550.[ch]: New files.
 610         * configure.in: Move frv handling to alphabetically correct placement.
 611         * Makefile.in: Add fr550 support.
 612         * frv-sim.h,frv.c,interrups.c,memory.c,mloop.in,pipeline.c,
 613         profile.[ch],registers.c,traps.c: Add fr550 support.
 614         * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
 615         Regenerate.
 616
 617 2003-09-25  Dave Brolley  <brolley@redhat.com>
 618
 619         * reset.c (frv_initialize): Call frv_register_control_init first.
 620
 621 2003-09-24  Dave Brolley  <brolley@redhat.com>
 622
 623         * profile.h (update_FR_ptime): New prototype.
 624         (update_FRdouble_ptime): Ditto.
 625         (update_SPR_ptime): Ditto.
 626         (increase_ACC_busy): Ditto.
 627         (enforce_full_acc_latency): Ditto.
 628         (post_wait_for_SPR): Ditto.
 629         * profile.c (update_FR_ptime): Moved here from profile-fr500.c.
 630         (update_FRdouble_ptime): Ditto.
 631         (update_SPR_ptime): New function.
 632         (increase_ACC_busy): Ditto.
 633         (enforce_full_acc_latency): Ditto.
 634         (vliw_wait_for_fdiv_resource): Correct resource name.
 635         (vliw_wait_for_fsqrt_resource): Ditto.
 636         (post_wait_for_SPR): New function.
 637         * profile-fr500.c (frvbf_model_fr500_u_commit): New function.
 638         (frvbf_model_fr500_u_gr2fr): Pass out_FRk as output register to
 639         adjust_float_register_busy.
 640         (frvbf_model_fr500_u_gr_load): Record latency of SPR registers.
 641         (frvbf_model_fr500_u_fr_load): Wait for and record latency of SPR
 642         registers.
 643         (frvbf_model_fr500_u_float_arith): Ditto.
 644         (frvbf_model_fr500_u_float_dual_arith): Ditto.
 645         (frvbf_model_fr500_u_float_div): Ditto.
 646         (frvbf_model_fr500_u_float_sqrt): Ditto.
 647         (frvbf_model_fr500_u_float_convert): Ditto.
 648         (update_FR_ptime): Moved to profile.c
 649         (update_FRdouble_ptime): Moved to profile.c
 650         * profile-fr400.c (update_FR_ptime): Removed. Identical to functions
 651         for other machines.
 652         (update_FRdouble_ptime): Ditto.
 653         * arch.h,cpu.h,sem.c,decode.[ch],model.c,sem.c: Regenerated.
 654
 655 2003-09-12  Dave Brolley  <brolley@redhat.com>
 656
 657         * registers.c (frv_check_spr_read_access): Check for access to
 658         ACC4-ACC63 and ACCG4-ACCG63.
 659         * profile.h (frv-desc.h): #include it.
 660         (spr_busy): New member of FRV_PROFILE_STATE.
 661         (spr_latency): Ditto.
 662         (GNER_FOR_GR): New macro.
 663         (FNER_FOR_FR): New maccro.
 664         (update_SPR_latency): New function.
 665         (vliw_wait_for_SPR): New function.
 666         * profile.c (update_latencies): Update SPR latencies.
 667         (update_target_latencies): Ditto.
 668         (update_SPR_latency): New function.
 669         (vliw_wait_for_SPR): New function.
 670         * profile-fr500.c (frvbf_model_fr500_u_idiv): Record GNER latency.
 671         (frvbf_model_fr500_u_trap): Removed unused variable, ps.
 672         (frvbf_model_fr500_u_check): Ditto.
 673         (frvbf_model_fr500_u_clrgr): New unit modeller for fr500.
 674         (frvbf_model_fr500_u_clrfr): Ditto.
 675         (frvbf_model_fr500_u_spr2gr): Wait for SPR.
 676         (frvbf_model_fr500_u_gr2spr): Ditto.
 677         * frv-sim.h (H_SPR_ACC4): New macro.
 678         (H_SPR_ACCG4): New macro;
 679         (H_SPR_ACC0): Removed.
 680         (H_SPR_ACCG0): Removed.
 681         * arch.h,model.c,sem[ch],decode.[ch]: Regenerated.
 682
 683 2003-09-10  Dave Brolley  <brolley@redhat.com>
 684
 685         * profile.c (slot_names): FM1 was listed twice. Changed first
 686         instance to FM0. Added IALL, FMALL and FMLOW.
 687         (print_parallel): Don't examine slots with no insns.
 688
 689 2003-09-09  Dave Brolley  <brolley@redhat.com>
 690
 691         * frv.c (do_media_average): Select machine using a switch.
 692
 693 2003-09-08  Dave Brolley  <brolley@redhat.com>
 694
 695         On behalf of Doug Evans <dje@sebabeach.org>
 696         * Makefile.in (stamp-arch,stamp-cpu): Pass archfile to cgen.
 697         Remove copying of .cpu file to cgen/cpu, no longer needed.
 698
 699 2003-09-03  Dave Brolley  <brolley@redhat.com>
 700
 701         * cpu.h, model.c, sem.c, decode.h, decode.c: Regenerated.
 702
 703 2003-08-29  Dave Brolley  <brolley@redhat.com>
 704
 705         * Makefile.in (stamp-arch): Copy frv.cpu from $(srcdir)../../cpu
 706         temporarily when regenerating files.
 707         (stamp-cpu): Ditto.
 708
 709 2003-08-20  Micheal Snyder  <msnyder@redhat.com>
 710
 711         * All generated files: Regenerate.
 712
 713 2001-10-11  Dave Brolley  <brolley@redhat.com>
 714
 715         * cpu.h,decode.c,decode.h,sem.c: Regenerate.
 716
 717 2001-10-09  Dave Brolley  <brolley@redhat.com>
 718
 719         * traps.c (frv_rett): Halt if PSR.S and PSR.ET are both set or both
 720         not set.
 721         * reset.c (frv_hardware_reset): Invalidate both caches.
 722         * registers.c: Update init, reset and read-only masks for all registers
 723         on all machines.
 724         * profile.h (cur_gr_complex): New field of FRV_PROFILE_STATE
 725         (prev_gr_complex): New field of FRV_PROFILE_STATE
 726         (set_use_is_gr_complex): New function.
 727         (set_use_not_gr_complex): New function.
 728         (use_is_gr_complex): New function.
 729         (decrease_GR_busy): New function.
 730         * profile.c (reset_gr_flags): New function.
 731         (reset_cc_flags): New function.
 732         (set_use_is_gr_complex): New function.
 733         (set_use_not_gr_complex): New function.
 734         (use_is_gr_complex): New function.
 735         (update_latencies): Reset gr and cc flags when latency reaches 0.
 736         (decrease_GR_busy): New function.
 737         * profile-fr400.h (fr500_reset_acc_flags): Removed.
 738         (fr500_reset_cc_flags): New function.
 739         * profile-fr500.c (frvbf_model_fr400_u_*): Reflect latencies from fr500
 740         LSI version 1.41.
 741         * profile-fr400.h (fr400_reset_gr_flags): New function.
 742         (fr400_reset_fr_flags): New function.
 743         (fr400_reset_acc_flags): New function.
 744         * profile-fr400.c (set_use_not_media_p4): New function.
 745         (set_use_not_media_p6): New function.
 746         (set_acc_use_not_media_p2): New function.
 747         (set_acc_use_not_media_p4): New function.
 748         (fr400_reset_gr_flags): New function.
 749         (fr400_reset_fr_flags): New function.
 750         (fr400_reset_acc_flags): New function.
 751         (frvbf_model_fr400_u_*): Reflect latencies from fr400 LSI version 1.1.
 752         (frvbf_model_fr400_u_media_hilo): New function.
 753         * pipeline.c (frv_vliw_setup_insn): Don't clear MSR0.MTT.
 754         * memory.c (fr400_check_data_read_address): Check address range only
 755         for double word loads. Don't check alignment here.
 756         (fr400_check_readwrite_address): New function.
 757         (fr500_check_readwrite_address): New function.
 758         (check_readwrite_address): New function.
 759         (fr500_check_insn_read_address): Correct address ranges.
 760         (frvbf_read_mem_*): Check address range here.
 761         (frv_address_forbidden): Removed.
 762         (fr400_check_write_address): New function.
 763         (check_write_address): New function.
 764         (frvbf_write_mem_*): Don't check address range here.
 765         (frvbf_mem_set_*): Check address range here.
 766         * interrupts.c (frv_queue_data_access_error_interrupt): Now takes an
 767         address as second argument.
 768         (frv_queue_data_access_exception_interrupt): New function.
 769         (frv_queue_illegal_instruction_interrupt): Generate fp_exception for
 770         media insns on fr400.
 771         (frv_queue_non_implemented_instruction_interrupt): Generate mp_exception
 772         for media insns on fr400.
 773         (frv_detect_insn_access_interrupts): Don't check for illegal addresses
 774         of insns here.  Check for MTRAP insn if PSR.EM is not set.
 775         (frv_set_mp_exception_registers): Only set MSR0.MTT if it is not already
 776         set.
 777         (set_exception_status_registers): Do not always set EPCR. Set EAR for
 778         data_acess_error only if not fr400.
 779         * frv.c (do_media_average): New function.
 780         (frvbf_media_average): New function.
 781         (frvbf_insn_cache_invalidate): Check for illegal invocation.
 782         (frvbf_data_cache_invalidate): Ditto.
 783         (frvbf_data_cache_flush): Ditto.
 784         * frv-sim.h (GET_FSR_QNE): New macro.
 785         (frv_msr_mtt): Remove MTT_SEQUENCE_ERROR.
 786         (GET_MSR_SRDAV): New macro.
 787         (GET_MSR_RDAV): New macro.
 788         (GET_MSR_RD): New macro.
 789         (frv_queue_data_access_error_interrupt): Now takes an address as second
 790         argument.
 791         (frv_address_forbidden): Removed.
 792         * cache.c (non_cache_access): Correct address ranges. Now takes cache
 793         as first argument.
 794         * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
 795
 796 2001-08-20  Dave Brolley  <brolley@redhat.com>
 797
 798         * sim-main.h (_sim_cpu): New field 'elf_flags'.
 799         * sim-if.c (sim_open): Extract the elf_flags from the input file and
 800         save them with each cpu.
 801         * mloop.in (main loop): Pass elf flags to frv_vliw_reset.  Set
 802         last_insn_p before executing the insn.
 803         * cache.c (frv_cache_invalidate): Flush scache if this is the cpu's
 804         insn cache.
 805         (frv_cache_invalidate_all): Ditto.
 806
 807 2001-08-20  Richard Sandiford  <rsandifo@redhat.com>
 808
 809         * traps.c (syscall_read_mem): Flush the data cache before reading.
 810         (syscall_write_mem): Flush the data cache before writing.
 811         Invalidate both caches.
 812
 813 2001-07-05  Ben Elliston  <bje@redhat.com>
 814
 815         * Makefile.in (stamp-arch): Use $(CGEN_CPU_DIR).
 816         (stamp-cpu): Likewise.
 817
 818 2001-05-23  Dave Brolley  <brolley@redhat.com>
 819
 820         * profile-fr400.c (acc_use_is_media_p2): New function.
 821         (frvbf_model_fr400_u_media_2): Account for latency of output
 822         accumulators.
 823         (frvbf_model_fr400_u_media_2_quad): Ditto.
 824         (frvbf_model_fr400_u_media_2_acc): New function.
 825         (frvbf_model_fr400_u_media_2_acc_dual): New function.
 826         (frvbf_model_fr400_u_media_2_add_sub): New function.
 827         (frvbf_model_fr400_u_media_2_add_sub_dual): New function.
 828         (frvbf_model_fr400_u_media_3_dual): New function.
 829         (frvbf_model_fr400_u_media_4_acc_dual): New function.
 830         * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
 831
 832 2001-05-15  Dave Brolley  <brolley@redhat.com>
 833
 834         * registers.c (fr400_spr): Enable write access to HSR0.CBM.
 835         * profile.h (FRV_PROFILE_STATE): New field 'all_cache_entries'.
 836         * profile.c (CACHE_QUEUE_ELEMENT): New 'all' field.
 837         (request_cache_flush): Save 'all' argument.
 838         (request_cache_invalidate): Save all_cache_entries from profile state
 839         to 'all' field of the request.
 840         (submit_cache_request): Pass the 'all' field of the request to
 841         frv_cache_request_invalidate.
 842         * frv.c (frv_insn_cache_invalidate): Add new 'all' parameter. Perform
 843         operation even if HSR0.ICE is not set.
 844         (frv_data_cache_invalidate): Add new 'all' parameter. Perform
 845         operation even if HSR0.DCE is not set.
 846         (frv_data_cache_flush): Ditto.
 847         * frv-sim.h (frv_insn_cache_invalidate): Add new 'all' parameter.
 848         (frv_data_cache_invalidate): Add new 'all' parameter.
 849         (frv_data_cache_flush): Add new 'all' parameter.
 850         * cache.h (FRV_CACHE_INVALIDATE_REQUEST): Add new 'all' field.
 851         (frv_cache_request_invalidate): Add new 'all' parameter.
 852         * cache.c (frv_cache_request_invalidate): Add new 'all' parameter. Save
 853         its value in the invalidate request.
 854         (address_interference): Accept the value '-1' for the address argument
 855         to mean 'any address'.
 856         (handle_req_invalidate): Handle request to invalidate all cache lines.
 857         * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
 858
 859 2001-05-14  Dave Brolley  <brolley@redhat.com>
 860
 861         * profile.h (past_first_p): New field of profiling state.
 862         (branch_penalty): Ditto.
 863         (branch_hint): Ditto.
 864         (update_branch_penalty): New function.
 865         * profile.c (frvbf_model_insn_after): Reset past_first_p and
 866         branch_address fields of the profiling state.
 867         (frvbf_model_branch): New function.
 868         (update_branch_penalty): New function.
 869         * profile-fr500.c (frvbf_model_fr500_u_branch): Remove ICCi_3 and
 870         FCCi_3 inputs.
 871         (frvbf_model_fr500_u_trap): New function.
 872         (frvbf_model_fr500_u_check): New function.
 873         (frvbf_model_fr500_u_media_dual_htob): post-processing latency is 3
 874         cycles.
 875         * profile-fr400.c (frvbf_model_fr400_u_branch): Set branch penalties
 876         as documented in the fr400 LSI. Remove ICCi_3 and FCCi_3 inputs.
 877         (frvbf_model_fr400_u_media_dual_expand): Check resource usage as
 878         documented in teh fr400 LSI.
 879         (frvbf_model_fr400_u_media_dual_htob): Ditto.
 880         (frvbf_model_fr400_u_media_dual_unpack): Removed.
 881         (frvbf_model_fr500_u_trap): New function.
 882         (frvbf_model_fr500_u_check): New function.
 883         * mloop.in (simulate_dual_insn_prefetch): New function.
 884         (@cpu@_simulate_insn_prefetch): Call simulate_dual_insn_prefetch with
 885         arguments for each machine type.
 886         * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
 887
 888 2001-05-09  Dave Brolley  <brolley@redhat.com>
 889
 890         * Makefile.in (profile.o): Add profile-fr400.h as a dependency.
 891         (profile-fr400.o): New target.
 892         * profile.c: New file.
 893         * profile.h: New file.
 894         * profile-fr400.c: New file.
 895         * profile-fr400.h: New file.
 896         * profile-fr500.c: New file.
 897         * profile-fr500.h: New file.
 898         * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
 899
 900 2001-05-02  Dave Brolley  <brolley@redhat.com>
 901
 902         * sim-main.h (profile.h): #include it.
 903         (CPU_PROFILE_STATE): New macro.
 904         (profile_state): New frv specific cpu field.
 905         * reset.c (frv_initialize): insn_fetch_address and branch_address now
 906         part of global profiling state.
 907         * Makefile.in (SIM_OBJS): Add profile.o and profile-fr500.o.
 908         (SIM_EXTRA_DEPS): Add profile.h.
 909         (registers.o): Correct name of source file.
 910         (profile.o): New target.
 911         (profile-fr500.o): New target.
 912         * frv-sim.h: Move profile related data structures to profile.h.
 913         * frv.c: Move fr500 specific functions to profile-fr500.c.
 914         * cpu.h: Regenerated.
 915
 916 2001-04-27  Dave Brolley  <brolley@redhat.com>
 917
 918         * sim-main.h (CPU_PIPELINE): Renamed to CPU_VLIW.
 919         * interrupts.c: Rename FRV_PIPELINE to FRV_VLIW.
 920         Rename pipeline to vliw. Rename CPU_PIPELINE to CPU_VLIW.
 921         Rename PIPE_* to UNIT_*.
 922         (frv_queue_illegal_instruction_interrupt): Use
 923         frv_is_float_insn and frv_is_media_insn.
 924         (frv_queue_non_implemented_instruction_interrupt): Ditto.
 925         (frv_detect_insn_access_interrupts): Ditto.
 926         * frv.c: Rename FRV_PIPELINE to FRV_VLIW. Rename pipeline to vliw.
 927         Rename CPU_PIPELINE to CPU_VLIW. Rename PIPE_* to UNIT_*.
 928         * memory.c: Ditto.
 929         * pipeline.c: Ditto.
 930         * mloop.in: Ditto.
 931         * frv-sim.h (frv_pipeline_setup_insn): Renamed to frv_vliw_setup_insn.
 932         * cache.c: Rename PIPE_* to UNIT_*.
 933
 934 2001-04-24  Dave Brolley  <brolley@redhat.com>
 935
 936         * frv.c (frvbf_load_quad_GR): Delete have_data and hsr0.
 937         (frvbf_load_quad_FRint): Ditto.
 938         (frvbf_load_quad_CPR): Ditto.
 939         * cache.c (frv_cache_init): Initialize cache for fr400 vs other
 940         machines.
 941         (bfd.h): #include it.
 942         (non_cache_access): Update for revised fr500 and for fr400.
 943         * registers.c (frv_spr): Don't reset PSR.PS.
 944         (fr500_spr): Ditto.
 945         (frv_reset_spr): Set PSR.PS to the former value of PSR.S.
 946
 947 2001-04-23  Dave Brolley  <brolley@redhat.com>
 948
 949         * traps.c (frv_core_signal): On fr400, generate data_access_error.
 950         (frvbf_media_cr_not_aligned): On fr400, generate illegal_instruction.
 951         (frvbf_media_acc_not_aligned): Ditto.
 952         (frvbf_media_register_not_aligned): Ditto.
 953         (frvbf_division_exception): Use GET_ISR_EDE.
 954         * registers.c (frv_check_spr_read_access): New function.
 955         (frv_check_spr_write_access): New function.
 956         (frv_check_spr_access): Deleted.
 957         (frv_check_register_access): On fr400, generate illegal_instruction.
 958         * memory.c (fr400_check_data_read_address): New function.
 959         (fr500_check_data_read_address): Ditto.
 960         (check_data_read_address): Ditto.
 961         (fr400_check_insn_read_address): Ditto.
 962         (fr500_check_insn_read_address): Ditto.
 963         (check_insn_read_address): Ditto.
 964         (frvbf_read_mem_QI): Call check_data_read_access.
 965         (frvbf_read_mem_UQI): Ditto.
 966         (frvbf_read_mem_HI): Ditto.
 967         (frvbf_read_mem_UHI): Ditto.
 968         (frvbf_read_mem_SI): Ditto.
 969         (frvbf_read_mem_DI): Ditto.
 970         (frvbf_read_mem_DF): Ditto.
 971         (frvbf_read_imem_USI): Call check_insn_read_access.
 972         (frv_address_forbidden): Now takes cpu as first argument. Check based
 973         on machine type.
 974         (fr400_mem_address_unaligned): New function.
 975         (fr500_mem_address_unaligned): Ditto.
 976         (check_write_address): Ditto.
 977         (frvbf_mem_set_QI): Call check_write_address.
 978         (frvbf_mem_set_HI): Ditto.
 979         (frvbf_mem_set_SI): Ditto.
 980         (frvbf_mem_set_DI): Ditto.
 981         (frvbf_mem_set_DF): Ditto.
 982         (frvbf_mem_set_XI): Ditto.
 983         * interrupts.c (bfd.h): #include it.
 984         (frv_queue_data_access_error_interrupt): New function.
 985         (frv_queue_instruction_access_error_interrupt): New function.
 986         (frv_queue_instruction_access_exception_interrupt): New function.
 987         (frv_queue_illegal_instruction_interrupt): No fp_exception on fr400.
 988         (frv_queue_non_implemented_instruction_interrupt): Ditto.
 989         (frv_detect_insn_access_interrupts): Reorder tests to match priority
 990         from the LSI manual.
 991         (set_isr_exception_fields): Accumulate dtt bits.
 992         * frv.c (check_register_alignment): New function.
 993         (check_fr_register_alignment): New function.
 994         (check_memory_alignment): New function.
 995         (frvbf_h_gr_double_get_handler): Call check_register_alignment.
 996         (frvbf_h_gr_double_set_handler): Ditto.
 997         (frvbf_h_cpr_double_get_handler): Ditto.
 998         (frvbf_h_cpr_double_set_handler): Ditto.
 999         (frvbf_h_gr_quad_set_handler): Ditto.
1000         (frvbf_h_cpr_quad_set_handler): Ditto.
1001         (frvbf_h_fr_double_get_handler): Call check_fr_register_alignment.
1002         (frvbf_h_fr_double_set_handler): Ditto.
1003         (frvbf_h_fr_quad_set_handler): Ditto.
1004         (frvbf_h_spr_get_handler): Call frv_check_spr_read_access.
1005         (frvbf_h_spr_set_handler): Call frv_check_spr_write_access.
1006         (frvbf_load_quad_GR): Call check_memory_aligment.
1007         (frvbf_load_quad_FRint): Ditto.
1008         (frvbf_load_quad_CPR): Ditto.
1009         (frvbf_store_quad_GR): Call check_memory_aligment and
1010         check_register_alignment.
1011         (frvbf_store_quad_FRint): Ditto.
1012         (frvbf_store_quad_CPR): Ditto.
1013         (frvbf_signed_integer_divide: Use GET_ISR_EDEM.
1014         * frv-sim.h (H_SPR_ACC0): New macro.
1015         (H_SPR_ACC63): New macro.
1016         (H_SPR_ACCG0): New macro.
1017         (H_SPR_ACCG63): New macro.
1018         (frv_dtt): New enumerator.
1019         (GET_ISR_EDE): Renamed from GET_ISR_EDEM.
1020         (GET_ISR_DTT): New macro.
1021         (frv_queue_data_access_error_interrupt): New function.
1022         (frv_queue_instruction_access_error_interrupt): New function.
1023         (frv_queue_instruction_access_exception_interrupt): New function.
1024         (frv_address_forbidden): Now takes cpu as first argument.
1025         * cpu.h: Regenerate.
1026
1027 2001-04-10  Dave Brolley  <brolley@redhat.com>
1028
1029         * registers.c (fr500_spr): Add new fields to fr500 PSR register.
1030         (fr500_spr): Add STBAR and MMCR unimplemented registers for fr500.
1031         (fr400_spr): Implement SPR registers for fr400.
1032         (frv_register_control_init): Handle bfd_mach_fr400 properly.
1033         * frv.c (spr_bpsr_get_handler): Mask field before shifting.
1034         (spr_psr_get_handler): Ditto.
1035         (spr_ccr_get_handler): Ditto.
1036         (spr_cccr_get_handler): Ditto.
1037         (frvbf_clear_accumulators): Only 4 accumulators on fr400.
1038         * frv-sim.h: Update comment about MCCR_* macros.
1039         * cpu.c,cpu.h: Regenerate.
1040
1041 2001-04-05  Dave Brolley  <brolley@redhat.com>
1042
1043         * cpu.h,decode.c,model.c,sem.c: Regenerate.
1044
1045 2001-04-05  Dave Brolley  <brolley@redhat.com>
1046
1047         * reset.c: Update copyright.
1048         * registers.c (frv_register_control_init): Handle bfd_mach_fr400.
1049         * frv.c (frvbf_model_fr400_u_exec): New function.
1050         * Makefile.in (stamp-cpu): Add fr400 to list of machines.
1051         * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
1052         Regenerate.
1053
1054 2000-11-22  Dave Brolley  <brolley@redhat.com>
1055
1056         * arch.c,arch.h,cpu.c,cpu.h,cpuall.h,model.h,decode.c,decode.h,sem.c:
1057         Regenerate.
1058
1059 2000-11-10  Dave Brolley  <brolley@redhat.com>
1060
1061         * decode.c: Regenerate.
1062
1063 2000-09-12  Dave Brolley  <brolley@redhat.com>
1064
1065         * traps.c (frv_sim_engine_halt_hook): New function.
1066         (frv_itrap): Caches now invalidated in sim_engine_halt via
1067         SIM_ENGINE_HALT_HOOK.
1068         (frv_break): Ditto.
1069         * sim-main.h (frv_sim_engine_halt_hook): New function.
1070         (SIM_ENGINE_HALT_HOOK): New macro.
1071         (SIM_ENGINE_RESTART_HOOK): New macro.
1072         * interrupts.c: Call to frv_term now done within sim_engine_halt via
1073         SIM_ENGINE_HALT_HOOK.
1074
1075 2000-09-08  Dave Brolley  <brolley@redhat.com>
1076
1077         * traps.c (frv_itrap): Invalidate and flush the data and insn caches
1078         respectively when stopping for a breakpoint.
1079         (frv_break): Ditto.
1080         * cache.h (frv_cache_invalidate_all): New function.
1081         * cache.c (frv_cache_invalidate_all): New function.
1082
1083 2000-09-05  Dave Brolley  <brolley@redhat.com>
1084
1085         * traps.c (frv_break): If SIM_HAVE_BREAKPOINTS, call
1086         sim_handle_breakpoint. Otherwise if environment != operating call
1087         sim_engine_halt. Otherwise handle normally.
1088         * interrupts.c (frv_queue_break_interrupt): Don't handle debugger
1089         breakpoints here. Moved to frv_break in traps.c.
1090
1091         * sem.c: Regenerate.
1092
1093 2000-09-01  Dave Brolley  <brolley@redhat.com>
1094
1095         * interrupts.c (frv_queue_break_interrupt): Call sim_handle_breakpoint
1096         before queuing an interrupt in order to allow 'break' to be used as
1097         the breakpoint insn.
1098
1099 2000-08-29  Dave Brolley  <brolley@redhat.com>
1100
1101         * traps.c (frv_itrap): Invalidate the insn cache at a breakpoint.
1102
1103 2000-07-27  Dave Brolley  <brolley@redhat.com>
1104
1105         * cpu.h,decode.c: Rebuild.
1106
1107 2000-07-26  Dave Brolley  <brolley@redhat.com>
1108
1109         * frv.c (spr_cccr_get_handler): Change CRx to CCx.
1110         (spr_cccr_set_handler): Change CRx to CCx.
1111         * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1112
1113 2000-07-24  Dave Brolley  <brolley@redhat.com>
1114
1115         * sem.c: Regenerate.
1116         * frv.c (frvbf_unsigned_integer_divide): Queue a write for the result.
1117         Don't write it directly.
1118
1119 Thu Jul  6 13:51:12 2000  Dave Brolley  <brolley@topaz>
1120
1121         * configure: Regenerated to track ../common/aclocal.m4 changes.
1122
1123 2000-07-05  Ben Elliston  <bje@redhat.com>
1124
1125         * configure: Regenerated to track ../common/aclocal.m4 changes.
1126
1127 2000-06-28  Dave Brolley  <brolley@redhat.com>
1128
1129         * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1130
1131 2000-06-21  Dave Brolley  <brolley@redhat.com>
1132
1133         * pipeline.c: All code except frv_pipeline_setup_insn moved to
1134         frv.opc.
1135         * mloop.in (main loop): frv_pipeline_add_insn broken up into
1136         frv_pipeline_add_insn and frv_pipeline_setup_insn.
1137         * frv-sim.h: Move pipeline status code to frv.opc.
1138         * model.c: Regenerate.
1139
1140 2000-06-12  Dave Brolley  <brolley@redhat.com>
1141
1142         * options.c (frv_option_handler): --profile-parallel implies
1143         --profile-model.
1144         * mloop.in (fetch_buffer): Removed.
1145         (@cpu@_simulate_insn_prefetch): Monitoring of fetch buffer moved to
1146         run_caches.  Use cache directly if not counting cycles.  Don't use
1147         cache at all if not counting cycles and cache not enabled.
1148         * frv.c (frv_insn_fetch_buffer): New global variable.
1149         (run_caches): Monitor the status of insn prefetch requests.
1150         * frv-sim.h (FRV_INSN_FETCH_BUFFER): New struct type.
1151         (frv_insn_fetch_buffer): New global variable.
1152
1153 2000-06-12  Dave Brolley  <brolley@redhat.com>
1154
1155         * mloop.in (fetch_buffer): New static struct.
1156         (@cpu@_simulate_insn_prefetch): Rewritten.
1157         * cache.c (frv_cache_request_invalidate): Don't invalidate return
1158         buffer.
1159         (address_interference): Defer to any WAR request in either pipeline.
1160
1161 2000-06-09  Dave Brolley  <brolley@redhat.com>
1162
1163         * pipeline.c (insns_in_slot): New Array.
1164         (frv_pipeline_add_insn): Call COUNT_INSNS_IN_SLOT.
1165         * options.c (frv_options): Remove 'NONBLOCK' argument from data-cache
1166         option.
1167         (parse_cache_option): New function.
1168         (frv_option_handler): Call parse_cache_option.
1169         * frv.c (vliw_branch_taken): New variable.
1170         (vliw_load_stall): New variable.
1171         (handle_resource_wait): Update vliw_load_stall.
1172         (frvbf_model_insn_before): Initialize vliw_branch_taken and
1173         vliw_load_stall.
1174         (frvbf_model_insn_after): Increment PROFILE_MODEL_LOAD_STALL_CYCLES.
1175         (load_wait_for_FR): Update vliw_load_stall.
1176         (load_wait_for_GR): Update vliw_load_stall.
1177         (load_wait_for_FRdouble): Update vliw_load_stall.
1178         (load_wait_for_GRdouble): Update vliw_load_stall.
1179         (frvbf_model_fr500_u_branch): Count branches taken and not taken.
1180         (slot_names): New static array.
1181         (print_parallel): Now takes second argument 'verbose'. Print cycles per
1182         VLIW insn and instructions per cycle. Also tabulate the number of insns
1183         in each type of VLIW slot.
1184         (frv_profile_info): Call print_parallel with new second argument.
1185         * frv-sim.h (insn_in_slot): New array.
1186         (COUNT_INSNS_IN_SLOT): New macro.
1187         (INSNS_IN_SLOT): New macro.
1188         * cache.c: Remove references to non_blocking_count. Remove references to
1189         last_was_hit. Remove references to req_none.
1190         (handle_req_store): Adjust statistics before requeuing the store
1191         request.
1192         (handle_req_WAR): Don't let the WAR request affect the cache statistics.
1193         * cache.h: Remove references to non_blocking_count. Remove references to
1194         last_was_hit. Remove references to req_none.
1195         * model.c: Regenerate.
1196
1197 2000-06-08  Dave Brolley  <brolley@redhat.com>
1198
1199         * frv.c (request_complete): Copy load data from the correct return
1200         buffer.
1201
1202 2000-06-07  Dave Brolley  <brolley@redhat.com>
1203
1204         * traps.c (frv_core_signal): Call frv_term before exiting.
1205         (frv_itrap): Call frv_term before exiting.
1206         (next_available_nesr): Make sure NECR is implemented before reading it.
1207         (next_valid_nesr): Ditto.
1208         (frvbf_check_non_excepting_load): Ditto.
1209         (frvbf_clear_ne_flags): Ditto.
1210         (frvbf_commit): Ditto.
1211         (frvbf_check_recovering_store): Delay cache operation if 'model_insn'.
1212         * sim-main.h (_sim_cpu): Add load_address, load_length, load_flag and
1213         store_flag members.
1214         (CPU_LOAD_ADDRESS): New macro.
1215         (CPU_LOAD_LENGTH): New macro.
1216         (CPU_LOAD_SIGNED): New macro.
1217         (CPU_LOAD_LOCK): New macro.
1218         * reset.c (frv_term): New function.
1219         (frv_power_on_reset): Use SETMEMSI if the cache is not enabled.
1220         (frv_hardware_reset): Use SETMEMSI if the cache is not enabled.
1221         (frv_software_reset): Use SETMEMSI if the cache is not enabled.
1222         * mloop.in (execute): Call FRV_COUNT_CYCLES to decide whether to model
1223         the insn. Model the insn in two passes. One before and one after
1224         execution.
1225         (cache_reqno): new static variable.
1226         (@cpu@_simulate_insn_prefetch): Model fetch latency by waiting for the
1227         cache rather than assuming a fixed latency.
1228         (xinit): Turn on PROFILE_MODEL_P before each vliw insn if the timer is
1229         enabled so that modeling data is collected by cgen during execution.
1230         (full-exec): Restore PROFILE_MODEL_P after each vliw insn.
1231         * memory.c (data_non_cache_access): Removed.
1232         (insn_non_cache_access): Removed.
1233         (frvbf_read_mem_QI): Delay read operation if 'model_insn'.
1234         (frvbf_read_mem_UQI): Delay read operation if 'model_insn'.
1235         (frvbf_read_mem_HI): Delay read operation if 'model_insn'.
1236         (frvbf_read_mem_UHI): Delay read operation if 'model_insn'.
1237         (frvbf_read_mem_SI): Delay read operation if 'model_insn'.
1238         (frvbf_read_mem_DI): Delay read operation if 'model_insn'.
1239         (frvbf_read_mem_DF): Delay read operation if 'model_insn'.
1240         (frvbf_read_imem_USI): Read the cache or ememory passively.
1241         (frvbf_write_mem_QI): Don't check for non-cache access here.
1242         (frvbf_write_mem_UQI): Call frvbf_write_mem_QI.
1243         (frvbf_write_mem_HI): Don't check for non-cache access here.
1244         (frvbf_write_mem_UHI): Call frvbf_write_mem_QI.
1245         (frvbf_write_mem_SI): Don't check for non-cache access here.
1246         (frvbf_write_mem_DI): Don't check for non-cache access here.
1247         (frvbf_write_mem_DF): Don't check for non-cache access here.
1248         (frvbf_mem_set_QI): Use cycle-accurate cache write if 'model_insn'.
1249         (frvbf_mem_set_HI): Use cycle-accurate cache write if 'model_insn'.
1250         (frvbf_mem_set_SI): Use cycle-accurate cache write if 'model_insn'.
1251         (frvbf_mem_set_DI): Use cycle-accurate cache write if 'model_insn'.
1252         (frvbf_mem_set_DF): Use cycle-accurate cache write if 'model_insn'.
1253         (frvbf_mem_set_XI): Use cycle-accurate cache write if 'model_insn'.
1254         * interrupts.c (check_reset): Read the cache and memory passively.
1255         (frv_program_or_software_interrupt): Call frv_term before calling
1256         sim_engine_halt.
1257         * frv.c (all modeling functions): Break into two passes. One before
1258         execuetion and one after. call load_wait_for_* for all GR and FR
1259         registers.
1260         (frvbf_load_quad_GR): Delay performing the load if 'model_insn'.
1261         (frvbf_load_quad_FRint): Delay performing the load if 'model_insn'.
1262         (frvbf_load_quad_CPR): Delay performing the load if 'model_insn'.
1263         (frvbf_insn_cache_preload): Delay cache operation if 'model_insn'.
1264         (frvbf_data_cache_preload): Delay cache operation if 'model_insn'.
1265         (frvbf_insn_cache_unlock): Delay cache operation if 'model_insn'.
1266         (frvbf_data_cache_unlock): Delay cache operation if 'model_insn'.
1267         (frvbf_insn_cache_invalidate): Delay cache operation if 'model_insn'.
1268         (frvbf_data_cache_invalidate): Delay cache operation if 'model_insn'.
1269         (frvbf_data_cache_flush): Delay cache operation if 'model_insn'.
1270         (model_insn): New global variable.
1271         (fr_ptime): New array.
1272         (cache_request): New enumeration.
1273         (CACHE_QUEUE_ELEMENT): New struct type.
1274         (CACHE_QUEUE_SIZE): New macro.
1275         (cache_queue): New static struct.
1276         (request_cache_load): New function.
1277         (request_cache_flush): New function.
1278         (request_cache_invalidate): New function.
1279         (request_cache_preload): New function.
1280         (request_cache_unlock): New function.
1281         (submit_cache_request): New function.
1282         (activate_cache_requests): New function.
1283         (load_pending_for_register): New function.
1284         (flush_pending_for_address): New function.
1285         (remove_cache_queue_element): New function.
1286         (copy_load_data): New function.
1287         (request_complete): New function.
1288         (run_caches): New function.
1289         (frv_model_trace_wait_cycles): New function.
1290         (wait_for_flush): New function.
1291         (frvbf_model_insn_before): Insn prefect wait now modeled in
1292         frvbf_simulate_insn_prefetch. Incremement vliw_insns here. Call
1293         wait_for_flush.
1294         (frvbf_model_insn_after): Call activate_cache_requests. Don't increment
1295         vliw_insns here anymore.
1296         (update_FR_latency_for_load): New function.
1297         (update_FRdouble_latency_for_load): New function.
1298         (update_FR_ptime): New function.
1299         (update_FRdouble_ptime): New function.
1300         (update_GR_latency_for_swap): New function.
1301         (load_wait_for_GR): New function.
1302         (load_wait_for_FR): New function.
1303         (load_wait_for_GRdouble): New function.
1304         (load_wait_for_FRdouble): New function.
1305         (frvbf_model_fr500_u_ici): New function.
1306         (frvbf_model_fr500_u_dci): New function.
1307         (frvbf_model_fr500_u_dcf): New function.
1308         (frvbf_model_fr500_u_icpl): New function.
1309         (frvbf_model_fr500_u_dcpl): New function.
1310         (frvbf_model_fr500_u_icul): New function.
1311         (frvbf_model_fr500_u_dcul): New function.
1312         * frv-sim.h (frv_term): New function.
1313         (insn_non_cache_access): Removed.
1314         (FRV_COUNT_CYCLES): New macro.
1315         (frv_save_peofile_model_p): New global variable.
1316         (model_insn): New enumerated global variable.
1317         (frv_model_advance_cycles): New function.
1318         (frv_model_trace_wait_cycles): New function.
1319         * cache.h (FRV_CACHE_REQUEST_KIND): New enumeration.
1320         (FRV_CACHE_WAR_REQUEST): New struct type.
1321         (FRV_CACHE_STORE_REQUEST): New struct type.
1322         (FRV_CACHE_INVALIDATE_REQUEST): New struct type.
1323         (FRV_CACHE_PRELOAD_REQUEST): New struct type.
1324         (FRV_CACHE_REQUEST): New struct type.
1325         (FRV_CACHE_RETURN_BUFFER): New struct type.
1326         (FRV_CACHE_FLUSH_STATUS): New struct type.
1327         (FRV_CACHE_STATUS): New struct type.
1328         (FRV_CACHE_STAGE): New struct type.
1329         (FRV_CACHE_STAGES): New enumeration.
1330         (FRV_CACHE_WAR): New struct type.
1331         (FRV_CACHE_PIPELINE): New struct type.
1332         (FRV_CACHE_ARS): New struct type.
1333         (FRV_CACHE_STATISTICS): New struct type.
1334         (FRV_CACHE): Add pipeline, statistics, BARS and NARS.
1335         (CACHE_RETURN_DATA): 'return_buffer' is now within 'status'.
1336         (CACHE_RETURN_DATA_ADDRESS): New macro.
1337         (frv_cache_read): Now takes pipe index as second argument.
1338         (frv_cache_enabled): New function.
1339         (frv_cache_request_load): New function.
1340         (frv_cache_request_store): New function.
1341         (frv_cache_request_invalidate): New function.
1342         (frv_cache_request_preload): New function.
1343         (frv_cache_request_unlock): New function.
1344         (frv_cache_run): New function.
1345         (frv_cache_read_passive_SI): New function.
1346         (frv_cache_data_in_buffer): New function.
1347         (frv_cache_data_flushed): New function.
1348         * cache.c (frv_cache_init): Initialize pipelines and xARS registers.
1349         (frv_cache_enabled): New function.
1350         (non_cache_access): New function.
1351         (write_data_to_memory): Count write accesses for each mode. Write to
1352         memory using sim_core_write_unaligned_1;
1353         (read_data_from_memory): New function.
1354         (fill_line_from_memory): Use read_data_from_memory.
1355         (copy_line_to_return_buffer): New function.
1356         (copy_memory_to_return_buffer): New function.
1357         (set_return_buffer_reqno): New function.
1358         (frv_cache_read): Now takes pipe index as second argument. Check for
1359         non-cache access.
1360         (frv_cache_preload): Check for non-cache access.
1361         (frv_cache_unlock): Check for non-cache access.
1362         (invalidate_return_buffer): New function.
1363         (frv_cache_invalidate): Check for non-cache access.
1364         (convert_slot_to_index): New function.
1365         (FREE_CHAIN_SIZE): New macro.
1366         (frv_cache_request_free_chain): New static variable.
1367         (frv_store_request_free_chain): New static variable.
1368         (allocate_new_cache_requests): New function.
1369         (new_cache_request): New function.
1370         (free_cache_request): New function.
1371         (new_store_request): New function.
1372         (pipeline_remove_request): New function.
1373         (pipeline_add_request): New function.
1374         (pipeline_requeue_request): New function.
1375         (next_priority): New function.
1376         (add_WAR_request): New function.
1377         (pipeline_next_request): New function.
1378         (pipeline_stage_request): New function.
1379         (advance_pipelines): New function.
1380         (frv_cache_request_load): New function.
1381         (frv_cache_request_store): New function.
1382         (frv_cache_request_invalidate): New function.
1383         (frv_cache_request_preload): New function.
1384         (frv_cache_request_unlock): New function.
1385         (address_interference): New function.
1386         (wait_for_WAR): New function.
1387         (wait_in_WAR): New function.
1388         (handle_req_load): New function.
1389         (handle_req_preload): New function.
1390         (handle_req_store): New function.
1391         (handle_req_invalidate): New function.
1392         (handle_req_unlock): New function.
1393         (handle_req_WAR): New function.
1394         (arbitrate_requests): New function.
1395         (move_ARS_to_WAR): New function.
1396         (decrease_latencies): New function.
1397         (frv_cache_run): New function.
1398         (frv_cache_read_passive_SI): New function.
1399         (frv_cache_data_in_buffer): New function.
1400         (frv_cache_data_flushed): New function.
1401         * arch.h,decode.c,decode.h,model.c,sem.c: Rebuild.
1402
1403 Wed May 24 14:40:34 2000  Andrew Cagney  <cagney@b1.cygnus.com>
1404
1405         * configure: Regenerated to track ../common/aclocal.m4 changes.
1406
1407 2000-05-19  Dave Brolley  <brolley@redhat.com>
1408
1409         * traps.c (frv_rett): Check for exceptions in the order specified in the
1410         architecture spec. Allow privileged_instruction interrrupt to be handled
1411         normally.
1412         * registers.c (frv_register_control_init): Handle bfd_mach_frvtomcat.
1413         * frv.c (frvbf_signed_integer_divide): Use updated dtt to decide whether
1414         to clear the NE flag.
1415         (frvbf_model_tomcat_u_exec): New function.
1416         * frv-sim.h (frvbf_division_exception): Now returns updated dtt.
1417         * Makefile.in (stamp-cpu): Add 'tomcat' to 'mach' value.
1418         * arch.c,arch.h,cpu.h,cpuall.h,model.h,decode.c,sem.c: Regenerate.
1419
1420 2000-05-18  Dave Brolley  <brolley@redhat.com>
1421
1422         * sim-if.c (elf-bfd.h): #include it.
1423         (sim_open): Set machine amd architecture based on elf flags.
1424
1425 2000-04-04  Dave Brolley  <brolley@redhat.com>
1426
1427         * frv-sim.h (frv_h_psr_esr_set_handler): Removed.
1428         Delete '#if 0' blocks.
1429         * frv.c: Delete '#if 0' blocks.
1430         (spr_psr_set_handler): Remove special handling for circular referencing of handlers for
1431         PSR.S and PSR.ESR.
1432         (frv_h_psr_esr_set_handler): Removed.
1433         * interrupts.c: Delete '#if 0' blocks.
1434         * memory.c: Delete '#if 0' blocks.
1435         * cpu.c,cpu.h: Regenerate.
1436
1437 2000-04-03  Dave Brolley  <brolley@redhat.com>
1438
1439         * traps.c (frvbf_check_recovering_store): Invalidate data cache line
1440         containing the target address.
1441         (clear_nesr_neear): No longer takes hi_available and lo_available.
1442         Remove bogus check for available GR registers.
1443         (frvbf_clear_ne_flags): Update call to clear_nesr_neear.
1444         (frvbf_commit): Update call to clear_nesr_neear.
1445         * interrupts.c (next_available_esr): Removed.
1446         (next_available_edr): Removed.
1447         (next_available_fq): Removed.
1448         * frv.c (frvbf_fetch_register): Remove "FIXME" comment.
1449         (frvbf_store_register): Remove "FIXME" comment.
1450         * frv-sim.h (UART_INCHAR_ADDR): Removed.
1451         (UART_OUTCHAR_ADDR):  Removed.
1452         (UART_STATUS_ADDR):  Removed.
1453         (UART_INPUT_READY):  Removed.
1454         (UART_OUTPUT_READY):  Removed.
1455         (FRV_DEVICE_ADDR):  Removed.
1456         (FRV_DEVICE_LEN):  Removed.
1457         (SET_NESR): Call frvbf_force_update.
1458         (SET_NEEAR): Call frvbf_force_update.
1459         (SET_NE_FLAGS): Call frvbf_force_update.
1460
1461 2000-03-30  Dave Brolley  <brolley@redhat.com>
1462
1463         * configure: Regenerated.
1464
1465 2000-03-30  Dave Brolley  <brolley@redhat.com>
1466
1467         * registers.c (fr500_spr): Define ESR14-15 and EPCSR14-15 for fr500.
1468         * memory.c (frvbf_write_mem_*): Save slot containing the insn
1469         performing the write.
1470         (frvbf_mem_set_*): Overwrite the slot information of the interrupt
1471         queue element with the information in the interrupt state.
1472         * interrupts.c (frv_queue_interrupt): Call frv_set_interrupt_queue_slot.
1473         (frv_queue_fp_exception_interrupt): Initialize 'new_element'.
1474         (frv_set_interrupt_queue_slot): New function.
1475         (esr_for_data_access_exception): New function.
1476         (set_edr_register): edr_index is now passed in.
1477         (fq_for_exception): New function.
1478         (set_fp_exception_registers): Call fq_for_exception. Interrupt queue
1479         element now passed in.
1480         (set_exception_status_registers): Obtain slot from interrupt queue
1481         element. Call esr_for_data_access_exception. Use ESR14
1482         for data_store_error. Use ESR15 for data_access_error. Use EDR0.
1483         (frv_save_data_written_for_interrupts): Save slot containing the insn
1484         performing the write.
1485         * frv-sim.h (struct frv_fp_exception_info): Use frv_fsr_traps and
1486         frv_fsr_ftt.
1487         (struct frv_interrupt_state): Add 'slot' field.
1488         (frv_set_interrupt_queue_slot): New function.
1489         (frv_set_write_queue_slot): New function.
1490
1491 2000-03-24  Dave Brolley  <brolley@redhat.com>
1492
1493         * mloop.in (_parallel_write_init): Initialize
1494         frv_interrupt_state.imprecise_interrupt.
1495         (_parallel_write_queued): After an imprecise interrupt, only perform
1496         forced writes and floating point writes (for certain exceptions).
1497         * interrupts.c (handle_interrupt): Set
1498         frv_interrupt_state.imprecise_interrupt for writeback after an imprecise
1499         interrupt.
1500         (frv_process_interrupts): No need to clear f_ne_flags.
1501         * frv.c (frvbf_signed_integer_divide): Queue writes to GR registers and
1502         force them to happen even if there is an overflow exception.
1503         (frvbf_force_update): New function.
1504         * frv-sim.h (frvbf_force_update): New function.
1505         (struct frv_interrupt_state): Add imprecise_interrupt.
1506         (FRV_WRITE_QUEUE_FORCE_WRITE): New macro.
1507         * sem.c: Regenerate.
1508
1509 2000-03-23  Dave Brolley  <brolley@redhat.com>
1510
1511         * traps.c (frv_rett): Queue FRV_ILLEGAL_INSTRUCTION directly.
1512         * registers.c (frv_spr): MCIRL -> MCILR.
1513         * interrupts.c (frv_queue_non_implemented_instruction_interrupt):
1514         New function.
1515         (frv_detect_insn_access_interrupts):
1516         Call frv_queue_non_implemented_instruction_interrupt.
1517         (frv_process_interrupts): Clear accumulated NE flags.
1518         * frv.c (frvbf_media_cop): New function.
1519         (frvbf_set_ne_index): Now takes (SIM_CPU *) as first argument.  Clear
1520         the NE flag of the given target register.
1521         (frvbf_model_fr500_u_float_arith): Account for FRdouble registers.
1522         (frvbf_model_fr500_u_float_dual_arith): Account for FRdouble registers.
1523         (frvbf_model_fr500_u_float_dual_sqrt): New function.
1524         (frvbf_model_fr500_u_float_convert): Account for FRdouble registers.
1525         (frvbf_model_fr500_u_float_dual_convert): New function.
1526         * frv-sim.h (frvbf_media_cop): New function.
1527         (GET_FQ): Use H_SPR_FQST0.
1528         (SET_FQ): Use H_SPR_FQST0.
1529         (SET_FQ_OPC): Use J_SPR_FQOP0.
1530         (GET_MSR_EMCI): New macro.
1531         (frv_queue_non_implemented_instruction_interrupt): New function.
1532         * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1533
1534 2000-03-08  Dave Brolley  <brolley@redhat.com>
1535
1536         * traps.c (frv_rett): Align new_pc.
1537         * memory.c (frvbf_read_mem_HI): Align address.
1538         (frvbf_read_mem_UHI): Align address.
1539         (frvbf_read_mem_SI): Align address.
1540         (frvbf_read_mem_DI): Align address.
1541         (frvbf_read_mem_DF): Align address.
1542         (frvbf_read_imem_USI): Align address.
1543         (frvbf_mem_set_HI): Align address.
1544         (frvbf_mem_set_SI): Align address.
1545         (frvbf_mem_set_DI): Align address.
1546         (frvbf_mem_set_DF): Align address.
1547         (frvbf_mem_set_XI): Align address.
1548         * registers.c (frv_spr): Initialize FSR0.NS to 1.
1549         (fr500_spr): Initialize FSR0.NS to 1.
1550         * interrupts.c (frv_queue_mem_address_not_aligned_interrupt): Check
1551         whether the exception is masked.
1552         * frv.c (frvbf_load_quad_GR): Align address.
1553         (frvbf_store_quad_GR): Align address.
1554         (frvbf_load_quad_FRint): Align address.
1555         (frvbf_store_quad_FRint): Align address.
1556         (frvbf_load_quad_CPR): Align address.
1557         (frvbf_store_quad_CPR): Align address.
1558         * frv-sim.h (GET_ISR_EMAM): New macro.
1559
1560 2000-03-08  Dave Brolley  <brolley@redhat.com>
1561
1562         * traps.c (frvbf_division_exception): Check for masked overflow and
1563         set NE flags, if necessary.
1564         (frvbf_check_recovering_store): Queue writes to the hardware.
1565         (check_registers_available): Removed.
1566         (which_registers_available): Call frv_{fr,gr}_registers_available.
1567         (frvbf_clear_ne_flags): Call check_register_access.
1568         (frvbf_commit): Call check_register_access.
1569         * registers.h (frv_fr_registers_available): New function.
1570         (frv_gr_registers_available): New function.
1571         (frv_check_register_access): New function.
1572         (frv_check_gr_access): New function.
1573         (frv_check_fr_access): New function.
1574         * registers.c (frv_spr): Correct initial value of ISR.
1575         (fr500_spr): Correct initial value of ISR.
1576         (frv_fr_registers_available): New function.
1577         (frv_gr_registers_available): New function.
1578         (frv_check_register_access): New function.
1579         (frv_check_gr_access): New function.
1580         (frv_check_fr_access): New function.
1581         * interrupts.c (frv_queue_division_exception_interrupt): New function.
1582         (set_isr_exception_fields): New function.
1583         (set_exception_status_registers): Set ISR fields for division exception.
1584         (frv_save_data_written_for_interrupts): Handle CGEN_FN_SF_WRITE.
1585         * frv.c (frvbf_h_gr_get_handler): New function.
1586         (frvbf_h_gr_set_handler): New function.
1587         (frvbf_h_fr_get_handler): New function.
1588         (frvbf_h_fr_set_handler): New function.
1589         (frvbf_h_spr_get_handler): Remove special handling for ISR.
1590         (frvbf_h_spr_set_handler): Remove special handling for ISR.
1591         (spr_isr_get_handler): Removed.
1592         (spr_isr_set_handler): Removed.
1593         (frvbf_signed_integer_divide): New funciton.
1594         (frvbf_unsigned_integer_divide): New funciton.
1595         * frv-sim.h (frvbf_h_gr_get_handler): New function.
1596         (frvbf_h_gr_set_handler): New function.
1597         (frvbf_h_fr_get_handler): New function.
1598         (frvbf_h_fr_set_handler): New function.
1599         (frvbf_signed_integer_divide): New funciton.
1600         (frvbf_unsigned_integer_divide): New funciton.
1601         (frv_dtt): New enumeration.
1602         (struct frv_interrupt_queue_element): Add dtt member.
1603         (GET_ISR): New macro.
1604         (SET_ISR): New macro.
1605         (GET_ISR_EDEM): New macro.
1606         (SET_ISR_DTT): New macro.
1607         (SET_ISR_AEXC): New macro.
1608         (frvbf_division_exception): Add 2 'int' arguments.
1609         (frvbf_check_non_excepting_divide): Removed.
1610         * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1611
1612 2000-02-29  Dave Brolley  <brolley@redhat.com>
1613
1614         * traps.c (frv_itrap): Use GET_H_GR, SET_H_GR, GET_H_FR.
1615         (frv_rett): Use hardware access macros. Write PSR as a whole.
1616         (next_available_nesr): Check that NECR is valid.
1617         (next_valid_nesr): Check that NECR is valid.
1618         (frvbf_check_non_excepting_load): User new NECR access macros. Don't
1619         call hardware access functions. Use cover macros.
1620         (check_registers_available): New function.
1621         (clear_nesr_near): Check register availability.
1622         (clear_ne_flags): Check register availability.
1623         (frvbf_clear_ne_flags): Check register availability.
1624         (frvbf_commit): Check register availability.
1625         (which_registers_available): New function.
1626         * sim-main.h (registers.h): #include it.
1627         (register_control): New cpu field.
1628         (CPU_REGISTER_CONTROL): New macro.
1629         * reset.c (frv_initialize): Set HSR0 fields for cache here.
1630         (frv_power_on_reset): Initialize SPR registers and RSTR.
1631         (frv_hardware_reset): Initialize SPR registers and RSTR.
1632         (frv_software_reset): Reset SPR registers and RSTR.
1633         * options.c (frv_option_handler): Don't set HSR0 fields for cache here.
1634         Call frv_cache_init.
1635         * mloop.in (main loop): Check for insn access interrupts before
1636         executing the insn.
1637         * interrupts.c (frv_queue_external_interrupt): Use GET_H_PSR_ET.
1638         (frv_detect_insn_access_interrupts): Don't call hardware access
1639         functions directly. Use cover macros.
1640         (check_reset): Don't reset RSTR here.
1641         (next_available_esr): ESFR -> ESFR_FLAG.
1642         (next_available_edr): ESFR -> ESFR_FLAG.
1643         (clear_exception_status_registers): Use GET_ESFR and SET_ESFR.
1644         ESFR -> ESFR_FLAG.
1645         (frv_break_interrupt): Don't call hardware access functions directly.
1646         Use cover macros.
1647         (frv_program_or_software_interrupt): Ditto.
1648         (frv_external_interrupt): Ditto.
1649         * frv.c (frvbf_fetch_register): Don't call 'get' functions directly.
1650         (frvbf_store_register): Don't call 'set' functions directly.
1651         (frvbf_h_gr_double_get_handler): Use GET_H_GR.
1652         (frvbf_h_gr_double_set_handler): Use SET_H_GR.
1653         (frvbf_h_fr_double_get_handler): Use GET_H_FR.
1654         (frvbf_h_fr_double_set_handler): Use SET_H_FR.
1655         (frvbf_h_fr_int_get_handler): Use GET_H_FR.
1656         (frvbf_h_fr_int_set_handler): Use SET_H_FR.
1657         (frvbf_h_cpr_double_get_handler): Use GET_H_CPR.
1658         (frvbf_h_cpr_double_set_handler): Use SET_H_CPR.
1659         (frvbf_h_gr_quad_set_handler): Use SET_H_GR.
1660         (frvbf_h_fr_quad_set_handler): Use SET_H_FR.
1661         (frvbf_h_spr_get_handler): Check SPR access. Call renamed functions.
1662         Support shadow registers.
1663         (frvbf_h_spr_set_handler): Check SPR access. Call renamed functions.
1664         Support shadow registers.
1665         (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1666         (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1667         (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1668         (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1669         (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1670         (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1671         (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1672         (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1673         (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1674         (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1675         (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1676         (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1677         (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1678         (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1679         (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1680         (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1681         (frvbf_h_psr_esr_set_handler): Update to conform to FRV architecture
1682         version 1.3a.
1683         (spr_ccr_get_handler): Don't reference the hardware directly.
1684         (spr_ccr_set_handler): Don't reference the hardware directly.
1685         (spr_cccr_get_handler): Don't reference the hardware directly.
1686         (spr_cccr_set_handler): Don't reference the hardware directly.
1687         (spr_sr_get_handler): New function.
1688         (spr_sr_set_handler): New function.
1689         (frvbf_switch_supervisor_user_context): Temporarily switch to
1690         supervisor mode.
1691         (frvbf_store_quad_GR): Don't call handler directly.
1692         (frvbf_store_quad_FRint): Don't call handler directly.
1693         (frvbf_store_quad_CPR): Don't call handler directly.
1694         (frvbf_clear_all_accumulators): Removed.
1695         (frvbf_clear_accumulators): New function.
1696         (frvbf_model_fr500_u_media): Expand busy_adjustment to 8 members.
1697         Account for in_ACCGi and out_ACCGk.
1698         * frv-sim.h (RSTR_HARDWARE_RESET): New macro.
1699         (RSTR_SOFTWARE_RESET): New macro.
1700         (spr_psr_get_handler): Renamed from frvbf_h_psr_get_handler.
1701         (spr_psr_set_handler): Renamed from frvbf_h_psr_set_handler.
1702         (spr_tbr_get_handler): Renamed from frvbf_h_tbr_get_handler.
1703         (spr_tbr_set_handler): Renamed from frvbf_h_tbr_set_handler.
1704         (spr_bpsr_get_handler): Renamed from frvbf_h_bpsr_get_handler.
1705         (spr_bpsr_set_handler): Renamed from frvbf_h_bpsr_set_handler.
1706         (spr_ccr_get_handler): Renamed from frvbf_h_ccr_get_handler.
1707         (spr_ccr_set_handler): Renamed from frvbf_h_ccr_set_handler.
1708         (spr_lr_get_handler): Renamed from frvbf_h_lr_get_handler.
1709         (spr_lr_set_handler): Renamed from frvbf_h_lr_set_handler.
1710         (spr_cccr_get_handler): Renamed from frvbf_h_cccr_get_handler.
1711         (spr_cccr_set_handler): Renamed from frvbf_h_cccr_set_handler.
1712         (spr_isr_get_handler): Renamed from frvbf_h_isr_get_handler.
1713         (spr_isr_set_handler): Renamed from frvbf_h_isr_set_handler.
1714         (spr_sr_get_handler): Renamed from frvbf_h_sr_get_handler.
1715         (spr_sr_set_handler): Renamed from frvbf_h_sr_set_handler.
1716         (frvbf_clear_all_accumulators): Removed.
1717         (frvbf_clear_accumulators): New function.
1718         (GET_HSR0): Use GET_H_SPR.
1719         (SET_HSR0): Use SET_H_SPR.
1720         (CLEAR_HSR0_ICE): New macro.
1721         (CLEAR_HSR0_DCE): New macro.
1722         (GET_IHSR8): Use GET_H_SPR.
1723         (GET_PSR): New macro.
1724         (SET_PSR_ET): New macro.
1725         (GET_PSR_PS): New macro.
1726         (SET_PSR_S): New macro.
1727         (GET_ESFR): Changed to reference entire register.
1728         (SET_ESFR): Changed to reference entire register.
1729         (GET_ESFR_FLAG): New macro.
1730         (SET_ESFR_FLAG): New macro.
1731         (NECR_ELOS): Removed.
1732         (NECR_NEN): Removed.
1733         (NECR_VALID): Removed.
1734         (GET_NECR): New macro.
1735         (GET_NECR_ELOS): New macro.
1736         (GET_NECR_NEN): New macro.
1737         (GET_NECR_VALID): New macro.
1738         (NESR_RANGE): Removed.
1739         (GET_NESR): Use GET_H_SPR.
1740         (GET_NE_FLAGS): Use GET_H_SPR.
1741         * cache.h (CACHE_INITIALIZED): New macro.
1742         * Makefile.in (SIM_OBJS): Add registers.o.
1743         (SIM_EXTRA_DEPS): Add registers.h.
1744         (registers.o): New target.
1745         * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1746
1747 2000-02-17  Dave Brolley  <brolley@redhat.com>
1748
1749         * interrupts.c (frv_interrupt_table): Update priority order and handler
1750         offsets to conform to the architecture version 1.3a.
1751         * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1752         to the architecture version 1.3a.
1753
1754 2000-02-17  Dave Brolley  <brolley@redhat.com>
1755
1756         * interrupts.c (frv_interrupt_table): Update priority order and handler
1757         offsets to conform to the latest specifications.
1758         (frv_queue_interrupt): Correct comment. Identical interrupts can be
1759         queued. New variable 'iclass' used to test for external interrupts.
1760         * frv-sim.h (frv_interrupt_kind): Update priority order to conform
1761         to the latest specifications.
1762
1763 2000-01-20  Dave Brolley  <brolley@redhat.com>
1764
1765         * sim-if.c (sim_open): Move frv-specific initialization to
1766         frv_initialize in reset.c.
1767         * interrupts.c (check_reset): Use RSTR_ADDRESS. Check and reset RSTR
1768         status bits for hardware vs software reset.
1769         * reset.c: New file.
1770         * frv-sim.h (frv_initialize): New function.
1771         (frv_power_on_reset): New function.
1772         (frv_hardware_reset): New function.
1773         (frv_software_reset): New function.
1774         (RSTR_ADDRESS): New macro.
1775         (RSTR_INITIAL_VALUE): New macro.
1776         (GET_RSTR_HR): New macro.
1777         (GET_RSTR_SR): New macro.
1778         (SET_RSTR_H): New macro.
1779         (SET_RSTR_S): New macro.
1780         (CLEAR_RSTR_P): New macro.
1781         (CLEAR_RSTR_H): New macro.
1782         (CLEAR_RSTR_S): New macro.
1783         (CLEAR_RSTR_HR): New macro.
1784         (CLEAR_RSTR_SR): New macro.
1785
1786 2000-01-03  Dave Brolley  <brolley@cygnus.com>
1787
1788         * mloop.in (execute): Only call modeling function if the pointer is not
1789         NULL.
1790         * frv.c (frvbf_model_insn_after): Only access FR500_MODEL_DATA for
1791         fr500.
1792
1793 2000-01-03  Dave Brolley  <brolley@cygnus.com>
1794
1795         * options.c (OPTION_FRV_MEMORY_LATENCY): New enumerator.
1796         (frv_options): Add --memory-latency.
1797         (frv_option_handler): Handle FRV_OPTION_MEMORY_LATENCY.
1798         * mloop.in (@cpu@_simulate_insn_prefetch): Use cache memory_latency.
1799         * frv.c (SET_ACC_USE_IS_MEDIA_P1): operate on d->curr_acc_p1
1800         (SET_ACC_USE_NOT_MEDIA_P1): operate on d->curr_acc_p1
1801         (SET_ACC_USE_IS_MEDIA_P2): operate on d->curr_acc_p1
1802         (SET_ACC_USE_NOT_MEDIA_P2): operate on d->curr_acc_p1
1803         (update_latencies): Only clear usage flags if the register has no
1804         target latency.
1805         (frvbf_model_insn_before): Update cur_acc_p1 and cur_acc_p2. Use | (or)
1806         not |= (or assgnment).
1807         (frvbf_model_insn_after): Print post processing wait for all insns.
1808         Update prev_acc_p1 and prev_acc_p2.
1809         (frvbf_model_fr500_u_gr_load_store): Use cache memory_latency.
1810         (frvbf_model_fr500_u_fr_load_store): Use cache memory_latency.
1811         (frvbf_model_fr500_u_swap): Use cache memory_latency.
1812         (frvbf_model_fr500_u_media): Use busy_adjustment[4] for out_ACC40Sk.
1813         (frvbf_model_fr500_u_media): Use busy_adjustment[5] for out_ACC40Uk.
1814         (frvbf_model_fr500_u_media_quad_arith): New function.
1815         (frvbf_model_fr500_u_media_dual_mul): New function.
1816         (frvbf_model_fr500_u_media_quad_mul): New function.
1817         (frvbf_model_fr500_u_media_quad_complex): New function.
1818         (frvbf_model_fr500_u_media_dual_expand): New function.
1819         (frvbf_model_fr500_u_media_dual_unpack): New function.
1820         (frvbf_model_fr500_u_media_dual_btoh): New function.
1821         (frvbf_model_fr500_u_media_dual_htob): New function.
1822         (frvbf_model_fr500_u_media_dual_btohe): New function.
1823         (frv_ref_SI): New function.
1824         * cache.h (FRV_CACHE): Add memory_latency field.
1825         * cache.c (frv_cache_init): Initialize memory_latency.
1826         * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1827
1828 1999-12-17  Dave Brolley  <brolley@cygnus.com>
1829
1830         * sim-if.c (sim_open): Initialize insn prefetch and reset register.
1831         * options.c (OPTIONS_FRV_PROFILE_CACHE): New enumeration.
1832         (OPTIONS_FRV_PROFILE_PARALLEL): New enumeration.
1833         (OPTIONS_FRV_TIMER): New enumeration.
1834         (frv_options): Add --profile-cache, --profile-parallel, --timer.
1835         (frv_option_handler): Override common implementation of -p. Handle
1836         --profile-cache, --profile-parallel, --timer.
1837         * mloop.in (execute): Call profiling functions if the timer interrupt
1838         is enabled.
1839         (@cpu@_simulate_insn_prefetch): New function.
1840         (main loop): Call @cpu@_simulate_insn_prefetch.
1841         * interrupts.c (frv_queue_interrupt): Don't queue two external
1842         interrupts of the same priority.
1843         (frv_queue_external_interrupt): New function.
1844         (frv_external_interrupt): New function.
1845         (handle_interrupt): Handle external interrupts.
1846         (check_reset): New function.
1847         (frv_process_interrupts): Call check_reset.
1848         * frv.c: Include "bfd.h"
1849         (frvbf_h_psr_get_handler): Set the PIL field.
1850         (frvbf_h_psr_set_handler): Get the PIL field.
1851         (DUAL_REG): New macro.
1852         (DUAL_DOUBLE): New macro.
1853         (SET_USE_IS_FPOP): New macro.
1854         (SET_USE_NOT_FPOP): New macro.
1855         (USE_IS_FPOP): New macro.
1856         (SET_USE_IS_MEDIA): New macro.
1857         (SET_USE_NOT_MEDIA): New macro.
1858         (USE_IS_MEDIA_P1): New macro.
1859         (SET_USE_IS_MEDIA_P1): New macro.
1860         (SET_USE_NOT_MEDIA_P1): New macro.
1861         (SET_USE_IS_MEDIA_P2): New macro.
1862         (SET_USE_NOT_MEDIA_P2): New macro.
1863         (USE_IS_MEDIA_P2): New macro.
1864         (SET_ACC_USE_IS_MEDIA_P1): New macro.
1865         (SET_ACC_USE_NOT_MEDIA_P1): New macro.
1866         (ACC_USE_IS_MEDIA_P1): New macro.
1867         (SET_ACC_USE_IS_MEDIA_P2): New macro.
1868         (SET_ACC_USE_NOT_MEDIA_P2): New macro.
1869         (ACC_USE_IS_MEDIA_P2): New macro.
1870         (RESOURCE_IDIV): New macro.
1871         (RESOURCE_FDIV): New macro.
1872         (RESOURCE_SQRT): New macro.
1873         (fr_busy_adjust): New array.
1874         (acc_busy_adjust): New array.
1875         (apply_latency_adjustments): New function.
1876         (update_latencies): New function.
1877         (handle_wait_cycles): New function.
1878         (handle_resource_wait): New function.
1879         (update_target_latencies): New function.
1880         (frvbf_model_insn_before): Add resource latency to cycle counts.
1881         (frvbf_model_insn_after): Add resource latency to cycle counts.
1882         (update_GR_latency): New function.
1883         (update_GRdouble_latency): New function.
1884         (update_FR_latency): New function.
1885         (update_FRdouble_latency): New function.
1886         (decrease_ACC_busy): New function.
1887         (decrease_FR_busy): New function.
1888         (increase_FR_busy): New function.
1889         (update_ACC_latency): New function.
1890         (update_CCR_latency): New function.
1891         (update_idiv_resource_latency): New function.
1892         (update_fdiv_resource_latency): New function.
1893         (update_fsqrt_resource_latency): New function.
1894         (vliw_wait_for_GR): New function.
1895         (vliw_wait_for_GRdouble): New function.
1896         (vliw_wait_for_FR): New function.
1897         (vliw_wait_for_FRdouble): New function.
1898         (vliw_wait_for_CCR): New function.
1899         (vliw_wait_for_ACC): New function.
1900         (vliw_wait_for_idiv_resource): New function.
1901         (vliw_wait_for_fdiv_resource): New function.
1902         (vliw_wait_for_fsqrt_resource): New function.
1903         (enforce_full_fr_latency): New function.
1904         (frvbf_model_fr500_u_exec): New function.
1905         (frvbf_model_fr500_u_integer): New function.
1906         (frvbf_model_fr500_u_imul): New function.
1907         (frvbf_model_fr500_u_idiv): New function.
1908         (frvbf_model_fr500_u_branch): New function.
1909         (frvbf_model_fr500_u_set_hilo): New function.
1910         (frvbf_model_fr500_u_gr_load_store): New function.
1911         (frvbf_model_fr500_u_fr_load_store): New function.
1912         (frvbf_model_fr500_u_swap): New function.
1913         (frvbf_model_fr500_u_fr2fr): New function.
1914         (frvbf_model_fr500_u_fr2gr): New function.
1915         (frvbf_model_fr500_u_spr2gr): New function.
1916         (frvbf_model_fr500_u_gr2fr): New function.
1917         (frvbf_model_fr500_u_gr2spr): New function.
1918         (post_wait_for_FR): New function.
1919         (post_wait_for_FRdouble): New function.
1920         (post_wait_for_ACC): New function.
1921         (post_wait_for_CCR): New function.
1922         (post_wait_for_fdiv): New function.
1923         (post_wait_for_fsqrt): New function.
1924         (adjust_float_register_busy): New function.
1925         (adjust_double_register_busy): New function.
1926         (restore_float_register_busy): New function.
1927         (restore_double_register_busy): New function.
1928         (frvbf_model_fr500_u_float_arith): New function.
1929         (frvbf_model_fr500_u_float_dual_arith): New function.
1930         (frvbf_model_fr500_u_float_div): New function.
1931         (frvbf_model_fr500_u_float_sqrt): New function.
1932         (frvbf_model_fr500_u_float_compare): New function.
1933         (frvbf_model_fr500_u_float_dual_compare): New function.
1934         (frvbf_model_fr500_u_float_convert): New function.
1935         (frvbf_model_fr500_u_media): New function.
1936         (frvbf_model_fr500_u_barrier): New function.
1937         (frvbf_model_fr500_u_membar): New function.
1938         * frv-sim.h (LEUINT): New macro.
1939         (GET_HSR0_SA): New macro.
1940         (struct frv_interrupt_timer): New struct.
1941         (struct frv_interrupt_state): Add timer fiield.
1942         (frv_queue_external_interrupt): New function.
1943         (frv_external_interrupt): New function.
1944         (frv_profile_info): New function.
1945         (PROFILE_CACHE_IDX): New enumerator.
1946         (PROFILE_PARALLEL_IDX): New enumerator.
1947         (PROFILE_cache): New macro.
1948         (PROFILE_parallel): New macro.
1949         (WITH_PROFILE_CACHE_P): New macro.
1950         (WITH_PROFILE_PARALLEL_P): New macro.
1951         * cache.h (FRV_CACHE): Add last_was_hit field.
1952         * cache.c (get_tag): Use new last_was_hit field.
1953         (frv_cache_read): Ditto.
1954         (frv_cache_write): Ditto.
1955         * arch.h,cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1956
1957 1999-12-13  Dave Brolley  <brolley@cygnus.com>
1958
1959         * frv.c (frvbf_h_spr_set_handler): Handle accumulator guards.
1960         (frvbf_clear_all_accumulators): Pass frvbf_h_acc40S_set to
1961         sim_queue_fn_di_write.
1962         (frvbf_media_cut_ss): New function.
1963         * frv-sim.h (frvbf_media_cut_ss): New function.
1964         * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
1965
1966 1999-12-13  Dave Brolley  <brolley@cygnus.com>
1967
1968         * pipeline.c (check_insn_major_constraints): F-4, F-8 and M-8 have
1969         no constraints.
1970         * interrupts.c (frv_queue_illegal_instruction_interrupt): Use
1971         FRV_IS_FLOAT_INSN and FRV_IS_MEDIA_INSN.
1972         (frv_detect_insn_access_interrupts): Use FRV_IS_FLOAT_INSN and
1973         FRV_IS_MEDIA_INSN.
1974         * frv.c (frvbf_model_simple_u_exec): New function.
1975         * frv-sim.h (FRV_IS_FLOAT_INSN): Range includes F-8.
1976         (FRV_IS_MEDIA_INSN): Range includes M-8.
1977
1978         * Makefile.in (stamp-cpu): add 'simple' to the list of machines.
1979         * arch.c,arch.h,cpu.h,cpuall.h,decode.c,decode.h,model.c,sem.c:
1980         Regenerate.
1981
1982 1999-12-10  Dave Brolley  <brolley@cygnus.com>
1983
1984         * traps.c (check_registers_available): New function.
1985         (clear_ne_flags): Generate register_exception if register(s) not
1986         available.
1987         (frvbf_commit): Generate register_exception if register(s) not
1988         available.
1989         * interrupts.c (frv_program_or_software_interrupt): No need to copy
1990         GR4-GR7 to SR0-SR4.
1991         * frv.c (frvbf_h_psr_set_handler): Special handling for PSR.S and
1992         PSR.ESR.
1993         (frvbf_h_psr_s_set_handler): New function.
1994         (frvbf_h_psr_esr_set_handler): New function.
1995         (frvbf_switch_supervisor_user_context): New function.
1996         (frvbf_scan_result): Reflect latest ISA.
1997         * frv-sim.h (frvbf_h_psr_s_set_handler): New function.
1998         (frvbf_h_psr_esr_set_handler): New function.
1999         (frvbf_switch_supervisor_user_context): New function.
2000         (GET_HSR0_FRN): New Macro.
2001         (GET_HSR0_GRN): New Macro.
2002         (GET_HSR0_FRHE): New Macro.
2003         (GET_HSR0_FRLE): New Macro.
2004         (GET_HSR0_GRHE): New Macro.
2005         (GET_HSR0_GRLE): New Macro.
2006         (frv_ec): New value for FRV_EC_COMMIT_EXCEPTION.
2007         (GET_ESFR): New bit ordering.
2008         (SET_ESFR): New bit ordering.
2009         * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2010
2011 1999-12-10  Michael Meissner  <meissner@cygnus.com>
2012
2013         * Makefile.in (sim-if.o): Add eng.h dependency.
2014
2015 1999-12-09  Dave Brolley  <brolley@cygnus.com>
2016
2017         * mloop.in (execute): Pass sc->first_insn_p to @cpu@_model_insn_before.
2018         Pass sc->last_insn_p to @cpu@_model_insn_before.
2019         (main loop): Compute sc->first_insn_p.
2020         * frv.c (frvbf_model_insn_before): Set state variables.
2021         (frvbf_model_insn_after): Count basic cycles. Set state variables.
2022         (frvbf_model_fr500_u_integer): Remove.
2023         * arch.h,cpu.h,decode.h,model.c: Regenerate.
2024
2025 1999-12-07  Dave Brolley  <brolley@cygnus.com>
2026
2027         * sim-main.h (cache.h): Include it.
2028         (insn_cache): New member.
2029         (data_cache): New member.
2030         (CPU_INSN_CACHE): New macro.
2031         (CPU_DATA_CACHE): New macro.
2032         * sim-if.c (WANT_CPU): New macro.
2033         (WANT_CPU_FRVBF): New macro.
2034         (sim_open): Call sim_add_option_table. Call frv_cache_init for the
2035         data and insn caches for each cpu.
2036         (sim_close): Call frv_cache_term for the insn and data caches of each
2037         cpu.
2038         * mloop.in (extract): Read insn from the cache.
2039         (main loop): Access the insn cache in order to maintain stats.
2040         * memory.c (data_non_cache_access): New function.
2041         (insn_non_cache_access): New function.
2042         (frvbf_read_mem_QI): Attempt to read from the cache first.
2043         (frvbf_read_mem_UQI): Ditto.
2044         (frvbf_read_mem_HI): Ditto.
2045         (frvbf_read_mem_UHI): Ditto.
2046         (frvbf_read_mem_SI): Ditto.
2047         (frvbf_read_mem_DI): Ditto.
2048         (frvbf_read_mem_DF): Ditto.
2049         (frvbf_read_imem_USI): New function.
2050         (frvbf_write_mem_QI): Write through the cache is it is enabled.
2051         (frvbf_write_mem_UQI): Ditto.
2052         (frvbf_write_mem_HI): Ditto.
2053         (frvbf_write_mem_UHI): Ditto.
2054         (frvbf_write_mem_SI): Ditto.
2055         (frvbf_write_mem_DI): Ditto.
2056         (frvbf_write_mem_DF): Ditto.
2057         (frvbf_mem_set_QI): New function.
2058         (frvbf_mem_set_HI): New function.
2059         (frvbf_mem_set_SI): New function.
2060         (frvbf_mem_set_DI): New function.
2061         (frvbf_mem_set_DF): New function.
2062         (frvbf_mem_set_XI): New function.
2063         * interrupts.c (frv_save_data_written_for_interrupts): Handle
2064         CGEN_FN_MEM_QI_WRITE,
2065         CGEN_FN_MEM_HI_WRITE, CGEN_FN_MEM_SI_WRITE, CGEN_FN_MEM_DI_WRITE,
2066         CGEN_FN_MEM_DF_WRITE, CGEN_FN_MEM_XI_WRITE.
2067         * frv.c (frvbf_load_quad_GR): Call frvbf_read_mem_SI.
2068         Call sim_queue_fn_mem_xi_write.
2069         (frvbf_load_quad_FRint): Call frvbf_read_mem_SI.
2070         Call sim_queue_fn_mem_xi_write.
2071         (frvbf_load_quad_CPR): Call frvbf_read_mem_SI.
2072         Call sim_queue_fn_mem_xi_write.
2073         (frvbf_insn_cache_preload): New function.
2074         (frvbf_data_cache_preload): New function.
2075         (frvbf_insn_cache_unlock): New function.
2076         (frvbf_data_cache_unlock): New function.
2077         (frvbf_insn_cache_invalidate): New function.
2078         (frvbf_data_cache_invalidate): New function.
2079         (frvbf_data_cache_flush): New function.
2080         * frv-sim.h (sim-options.h): Include it.
2081         (GET_HSR0): New macro.
2082         (SET_HSR0): New macro.
2083         (GET_HSR0_ICE): New macro.
2084         (SET_HSR0_ICE): New macro.
2085         (GET_HSR0_DCE): New macro.
2086         (SET_HSR0_DCE): New macro.
2087         (GET_HSR0_CBM): New macro.
2088         (GET_HSR0_RME): New macro.
2089         (GET_IHSR8): New macro.
2090         (GET_IHSR8_NBC): New macro.
2091         (frvbf_insn_cache_preload): New function.
2092         (frvbf_data_cache_preload): New function.
2093         (frvbf_insn_cache_unlock): New function.
2094         (frvbf_data_cache_unlock): New function.
2095         (frvbf_insn_cache_invalidate): New function.
2096         (frvbf_data_cache_invalidate): New function.
2097         (frvbf_data_cache_flush): New function.
2098         (insn_non_cache_access): New function.
2099         (frvbf_read_imem_USI): New function.
2100         (frvbf_mem_set_QI): New function.
2101         (frvbf_mem_set_HI): New function.
2102         (frvbf_mem_set_SI): New function.
2103         (frvbf_mem_set_DI): New function.
2104         (frvbf_mem_set_DF): New function.
2105         (frvbf_mem_set_XI): New function.
2106         (frv_options): FRV specific command line options.
2107         * Makefile.in (SIM_OBJS): Add options.o and cache.o.
2108         (SIM_EXTRA_DEPS): Add $(sim-options_h).
2109         (cache.o): New target.
2110         (options.o): New target.
2111         * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2112         * cache.h: New file.
2113         * cache.c: New file.
2114         * options.c: New file.
2115
2116 1999-11-29  Dave Brolley  <brolley@cygnus.com>
2117
2118         * traps.c (frvbf_check_non_excepting_load): Use new NE_FLAG macros.
2119         (frvbf_check_non_excepting_divide): Ditto.
2120         (clear_ne_flags): Ditto
2121         (frvbf_commit): Ditto.
2122         * pipeline.c (frv_pipeline_add_insn): Clear the NE index for all insns.
2123         * mloop.in (_parallel_write_init): Clear NE flags here.
2124         * interrupts.c (frv_queue_fp_exception_interrupt): Set NE flags here
2125         for non excepting insns. Also check for masked interrupts here.
2126         (frv_process_interrupts): Write NE flags here.
2127         (set_fp_exception_registers): No longer check for masked interrupts
2128         here.
2129         (check_for_compound_interrupt): No need to worry about masked
2130         interrupts.
2131         * frv-sim.h (frv_interrupt_state): Add f_ne_flags member.
2132         (GET_NE_FLAGS): New macro.
2133         (SET_NE_FLAGS): New macro.
2134         (GET_NE_FLAG): Operate on accumulated argument.
2135         (SET_NE_FLAG): Operate on accumulated argument.
2136         (CLEAR_NE_FLAG): Operate on accumulated argument.
2137         * Makefile.in (FRVBF_INCLUDE_DEPS): Add $(SIM_EXTRA_DEPS)
2138         (frv.o): Correct dependencies.
2139         (traps.o): Ditto.
2140         (pipeline.o): Ditto.
2141         (interrupts.o): Ditto.
2142         (memory.o): Ditto.
2143         * sem.c: Regenerate.
2144
2145 1999-11-26  Dave Brolley  <brolley@cygnus.com>
2146
2147         * traps.c (frvbf_fpu_error): Only call frv_queue_fp_exception if
2148         there is an exception indicated in the mask.
2149         * pipeline.c (frv_pipeline_add_insn): Clear ne_index in the interrupt
2150         state when adding a floating point insn to the pipeline.
2151         * interrupts.c (set_fp_exception_registers): Set NE flag for
2152         non-excepting insns.
2153         * frv-sim.h (frvbf_h_fr_double_get_handler): Mode of data is DF.
2154         (frvbf_h_fr_double_set_handler): Mode of data is DF.
2155         (frvbf_h_fr_int_get_handler): New function.
2156         (frvbf_h_fr_int_set_handler): New function.
2157         (frvbf_set_ne_index): New function.
2158         (NE_NOFLAG): New macro.
2159         (frv_interrupt_state): Add ne_index member.
2160         * frv.c (frvbf_h_fr_double_get_handler): Mode of data is DF.
2161         (frvbf_h_fr_double_set_handler): Mode of data is DF.
2162         (frvbf_h_fr_int_get_handler): New function.
2163         (frvbf_h_fr_int_set_handler): New function.
2164         (frvbf_set_ne_index): New function.
2165         * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2166
2167 1999-11-24  Dave Brolley  <brolley@cygnus.com>
2168
2169         * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2170
2171 1999-11-23  Dave Brolley  <brolley@cygnus.com>
2172
2173         * frv-sim.h (frvbf_media_cut): New function.
2174         * frv.c (frvbf_media_cut): New function.
2175         * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2176
2177 1999-11-22  Dave Brolley  <brolley@cygnus.com>
2178
2179         * frv-sim.h (frvbf_clear_all_accumulators): New function.
2180         * frv.c.h (frvbf_clear_all_accumulators): New function.
2181         * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2182
2183 1999-11-18  Dave Brolley  <brolley@cygnus.com>
2184
2185         * pipeline.c (frv_pipeline_add_insn): Only clear MSR0 and FSR0 fields
2186         if this is the first insn of its class in the pipeline.
2187         * frv-sim.h (frvbf_media_register_not_aligned): New function.
2188         * traps.c (frvbf_media_register_not_aligned): New function.
2189         * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2190
2191 1999-11-17  Dave Brolley  <brolley@cygnus.com>
2192
2193         * pipeline.c (frv_pipeline_add_insn): Clear MSRx.SIE fields.
2194         * frv-sim.h (OR_MSR_SIE): New macro.
2195         (CLEAR_MSR_SIE): New macro.
2196         (frvbf_media_overflow): Now takes sie argument.
2197         (frv_set_mp_exception_registers): Now takes sie argument.
2198         * interrupts.c (frv_set_mp_exception_registers): Now takes sie argument.
2199         Set MSRx.SIE field.
2200         * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2201
2202 1999-11-15  Dave Brolley  <brolley@cygnus.com>
2203
2204         * traps.c (frv_mtrap): New function.
2205         (frvbf_media_cr_not_aligned): New function.
2206         (frvbf_media_acc_not_aligned): New function.
2207         (frvbf_media_overflow): New function.
2208         * pipeline.c (frv_pipeline_add_insn): Clear MSR fields.
2209         * interrupts.c: Call frv_set_mp_exception_registers.
2210         (frv_set_mp_exception_registers): New function.
2211         * frv-sim.h (frv_msr_mtt): New enumeration.
2212         (GET_MSR): New macro.
2213         (SET_MSR): New macro.
2214         (GET_MSR_AOVF): New macro.
2215         (SET_MSR_AOVF): New macro.
2216         (GET_MSR_OVF): New macro.
2217         (SET_MSR_OVF): New macro.
2218         (CLEAR_MSR_OVF): New macro.
2219         (GET_MSR_MTT): New macro.
2220         (SET_MSR_MTT): New macro.
2221         (frv_set_mp_exception_registers): New function.
2222         (frv_mtrap): New function.
2223         (FRV_IS_MEDIA_INSN): New macro.
2224         * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2225
2226 1999-11-10  Dave Brolley  <brolley@cygnus.com>
2227
2228         * sim-main.h (_sim_cpu): Add debug_state member.
2229         * mloop.in (_parallel_write_queued): Clear data_written.length.
2230         * interrupts.c (frv_interrupt_table): Offset of BREAK_EXCEPTION
2231         handler is 0xff.
2232         (frv_queue_break_interrupt): New function.
2233         (frv_break_interrupt): New function.
2234         (handle_interrupt): Handle break_interrupt.
2235         (frv_non_operating_interrupt): Now takes interrupt_kind.
2236         * frv-sim.h (frv_queue_break_interrupt): New function.
2237         (frv_break_interrupt): New function.
2238         (frv_break): New function.
2239         (frv_non_operating_interrupt): Now takes interrupt_kind.
2240         * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2241
2242 1999-11-09  Dave Brolley  <brolley@cygnus.com>
2243
2244         * pipeline.c (frv_pipeline_add_insn): Clear FSR0.FTT when adding
2245         a floating point insn.
2246         * traps.c (frvbf_fpu_error): Map fpu status to frv interrupts.
2247         * interrupts.c (frv_queue_illegal_instruction_interrupt): Call
2248         frv_queue_fp_exception_interrupt.
2249         (frv_queue_fp_exception_interrupt): New function.
2250         (next_available_fq): New function.
2251         (set_fp_exception_registers): New function.
2252         (set_exception_status_registers): Now returns 1 if interrupt not masked.
2253         (check_for_compound_interrupt): Now returns NULL if interrupt masked.
2254         (frv_program_interrupt): Don't process interrupt if it is masked.
2255         * frv.c (frvbf_h_fr_double_get_handler): Call
2256         frv_queue_fp_exception_interrupt.
2257         (frvbf_h_fr_double_set_handler): Call frv_queue_fp_exception_interrupt.
2258         (frvbf_h_fr_quad_set_handler): Call frv_queue_fp_exception_interrupt.
2259         (frvbf_store_quad_FRint): Call frv_queue_fp_exception_interrupt.
2260         * frv-sim.h: Get/set hardware directly in GET/SET macros.
2261         (frv_fp_exception_info): New struct type.
2262         (frv_interrupt_queue_element): Add fp_info member.
2263         (frv_fsr_traps): New enumeration.
2264         (frv_fsr_ftt): New enumeration.
2265         (frv_sie): New enumeration.
2266         (frv_miv): New enumeration.
2267         (GET_FSR): New macro.
2268         (SET_FSR): New macro.
2269         (GET_FSR_TEM): New macro.
2270         (SET_FSR_QNE): New macro.
2271         (SET_FSR_FTT): New macro.
2272         (GET_FSR_AEXC): New macro.
2273         (SET_FSR_AEXC): New macro.
2274         (GET_FQ): New macro.
2275         (SET_FQ): New macro.
2276         (SET_FQ_OPC): New macro.
2277         (SET_FQ_MIV): New macro.
2278         (SET_FQ_SIE): New macro.
2279         (SET_FQ_FTT): New macro.
2280         (SET_FQ_CEXC): New macro.
2281         (GET_FQ_VALID): New macro.
2282         (SET_FQ_VALID): New macro.
2283         (frv_queue_fp_exception_interrupt): New function.
2284         (FRV_IS_FLOAT_INSN): New macro.
2285
2286 1999-11-04  Dave Brolley  <brolley@cygnus.com>
2287
2288         * traps.c (frvbf_fpu_error): No floating point errors need to be
2289         detected.
2290         * interrupts.c (clear_exception_status_registers): Clear 'valid' fields
2291         of the ESR registers too.
2292         (set_exception_status_registers): Don't set EAR for any precise
2293         interrupts. Register index should be 1 for insns in PIPE_I1. Clear
2294         ESR.EAV and ESR.EDV if not setting them. Set ESR.VALID.
2295         (non_operating_interrupt): No need for return code.
2296         (frv_program_or_software_interrupt): Process interrupt regardless
2297         of operating mode. If PSR.ET was not set at the start of processing,
2298         then stop the simulation with a message.
2299         (frv_save_data_written_for_interrupts): Handle CGEN_FN_XI_WRITE and
2300         CGEN_MEM_XI_WRITE.
2301         * frv.c (frvbf_h_gr_quad_set_handler): New function.
2302         (frvbf_h_fr_quad_set_handler): New function.
2303         (frvbf_h_cpr_quad_set_handler): New function.
2304         (frvbf_load_quad_GR): Renamed from frvbf_load_multiple_GR. Use new
2305         sim_queue_fn_xi_write.
2306         (frvbf_load_quad_FRint): Renamed from frvbf_load_multiple_GR. Use new
2307         sim_queue_fn_xi_write.
2308         (frvbf_load_quad_CPR): Renamed from frvbf_load_multiple_GR. Use new
2309         sim_queue_fn_xi_write.
2310         (frvbf_store_quad_GR): Renamed from frvbf_store_multiple_GR. Use new
2311         sim_queue_mem_xi_write.
2312         (frvbf_store_quad_FRint): Renamed from frvbf_store_multiple_GR. Use new
2313         sim_queue_mem_xi_write.
2314         (frvbf_store_quad_CPR): Renamed from frvbf_store_multiple_GR. Use new
2315         sim_queue_mem_xi_write.
2316         * frv-sim.h (frvbf_h_gr_quad_set_handler): New function.
2317         (frvbf_h_fr_quad_set_handler): New function.
2318         (frvbf_h_cpr_quad_set_handler): New function.
2319         (SET_ESR_VALID): New macro.
2320         (CLEAR_ESR_VALID): New macro.
2321         (CLEAR_ESR_EAV): New macro.
2322         (CLEAR_ESR_EDV): New macro.
2323         * sem.c: Regenerate.
2324
2325 1999-11-02  Dave Brolley  <brolley@cygnus.com>
2326
2327         * traps.c (frv_core_signal): Call
2328         frv_queue_mem_address_not_aligned_interrupt.
2329         * mloop.in (_parallel_write_queued): Call
2330         frv_save_data_written_for_interrupts.
2331         * frv.c (frvbf_h_gr_double_get_handler): Call
2332         frv_queue_register_exception_interrupt.
2333         (frvbf_h_cpr_double_get_handler): Call
2334         frv_queue_register_exception_interrupt.
2335         (frvbf_h_cpr_double_set_handler): Call
2336         frv_queue_register_exception_interrupt.
2337         (frvbf_load_multiple_GR): Call
2338         frv_queue_register_exception_interrupt.
2339         (frvbf_store_multiple_GR): Call
2340         frv_queue_register_exception_interrupt.
2341         (frvbf_load_multiple_CPR): Call
2342         frv_queue_register_exception_interrupt.
2343         (frvbf_store_multiple_CPR): Call
2344         frv_queue_register_exception_interrupt.
2345         (frvbf_h_tbr_get_handler): Fix TBR.TBA mask.
2346         * interrupts.c (frv_queue_software_interrupt): Now returns interrupt
2347         queue element.
2348         (frv_queue_program_interrupt): Now returns interrupt queue element.
2349         (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2350         element.
2351         (frv_queue_interrupt): Now returns interrupt queue element.
2352         (frv_queue_register_exception_interrupt): New function.
2353         (frv_queue_mem_address_not_aligned_interrupt): New function.
2354         (frv_save_data_written_for_interrupts): New function.
2355         (next_available_edr): EDR registers available in blocks of 4.
2356         (clear_exception_status_registers): New function.
2357         (set_exception_status_registers): Pass esr to SET_ESR* macros.
2358
2359         * frv-sim.h (struct frv_data_written): New struct type.
2360         (frv_interrupt_queue_element): Add data_written member.
2361         (frv_queue_software_interrupt): Now returns interrupt queue element.
2362         (frv_queue_program_interrupt): Now returns interrupt queue element.
2363         (frv_queue_illegal_instruction_interrupt): Now returns interrupt queue
2364         element.
2365         (frv_queue_interrupt): Now returns interrupt queue element.
2366         (frv_queue_register_exception_interrupt): New function.
2367         (frv_queue_mem_address_not_aligned_interrupt): New function.
2368         (frv_save_data_written_for_interrupts): New function.
2369
2370 1999-10-27  Dave Brolley  <brolley@cygnus.com>
2371
2372         * interrupts.c (ITABLE_ENTRY): New macro.
2373         (frv_interrupt_table): Add exception codes.
2374         (next_available_esr): New function.
2375         (next_available_edr): New function.
2376         (set_edr_register): New function.
2377         (set_exception_status_registers): New function.
2378         (check_for_compound_interrupt): Record information on all interrupts
2379         found.
2380         (frv_program_interrupt): Always call check_for_compound_interrupt.
2381         * frv.c (frvbf_h_pc_set_handler): Removed.
2382         (frvbf_h_spr_get_handler): Handle LR register.
2383         (frvbf_h_spr_set_handler): Handle LR register.
2384         (frvbf_h_lr_get_handler): New function.
2385         (frvbf_h_lr_set_handler): New function.
2386         * frv-sim.h (frvbf_h_lr_get_handler): New function.
2387         (frvbf_h_lr_set_handler): New function.
2388         (frv_ec): New enumeration.
2389         (frv_interrupt): Add frv_ec field.
2390         (frv_rec): New enumeration.
2391         (frv_daec): New enumeration.
2392         (frv_interrupt_queue_element): Add eaddress, rec, iaec, daec fields.
2393         (SET_ESR_EC): New macro.
2394         (SET_ESR_REC): New macro.
2395         (SET_ESR_IAEC): New macro.
2396         (SET_ESR_DAEC): New macro.
2397         (SET_ESR_EAV): New macro.
2398         (GET_ESR_EDV): New macro.
2399         (SET_ESR_EDV): New macro.
2400         (GET_ESR_EDN): New macro.
2401         (SET_ESR_EDN): New macro.
2402         (GET_ESR): New macro.
2403         (SET_ESR): New macro.
2404         (SET_EPCR): New macro.
2405         (SET_EAR): New macro.
2406         (SET_EDR): New macro.
2407         (GET_ESFR): New macro.
2408         (SET_ESFR): New macro.
2409         * cpu.c,cpu.h,sem.c: Rebuild.
2410
2411 1999-10-26  Dave Brolley  <brolley@cygnus.com>
2412
2413         * traps.c (frvbf_check_non_excepting_load): Only set NESR, NECR, NEEAR
2414         if mach is frv.
2415         (clear_nesr_neear): Only execute if mach is frv.
2416
2417 1999-10-22  Dave Brolley  <brolley@cygnus.com>
2418
2419         * sim-main.h (sim_cpu): Add pipeline.
2420         (CPU_PIPELINE): New macro.
2421         * mloop.in (_parallel_write_queued): Maintain pc in cpu during writes.
2422         (main loop): Maintain pc in cpu.
2423         * frv-sim.h (frv_queue_software_interrupt): New interface.
2424         (frv_queue_program_interrupt): New interface.
2425         (frv_queue_illegal_instruction_interrupt: New interface.
2426         (frv_queue_interrupt): New interface.
2427         (frv_detect_insn_access_interrupts): New interface.
2428         (frv_process_interrupts): New interface.
2429         (frv_program_interrupt): New interface.
2430         (frv_software_interrupt): New interface.
2431         (frv_program_or_software_interrupt): New interface.
2432         (FRV_PIPELINE): Moved from pipline.c.
2433         (frv_pipeline_reset): New interface.
2434         (frv_pipeline_add_insn): New interface.
2435         * interrupts.c (frv_queue_software_interrupt): New interface.
2436         (frv_queue_program_interrupt): New interface.
2437         (frv_queue_illegal_instruction_interrupt: New interface.
2438         (frv_queue_interrupt): New interface.
2439         (frv_detect_insn_access_interrupts): New interface.
2440         (frv_process_interrupts): New interface.
2441         (frv_program_interrupt): New interface.
2442         (frv_software_interrupt): New interface.
2443         (frv_program_or_software_interrupt): New interface.
2444         * frv.c: Use new interfaces.
2445         * pipeline.c: Use new interfaces.
2446         * traps.c: Use new interfaces.
2447         * memory.c: Use new interfaces.
2448         (frv_address_forbidden): No longer static.
2449
2450 1999-10-19  Dave Brolley  <brolley@cygnus.com>
2451
2452         * traps.c (frvbf_check_non_excepting_load): Set NESR.DAEC, NESR.REC and
2453         NESR.EC.
2454         * mloop.in (_parallel_write_queued): Handle CGEN_FN_PC_WRITE.
2455         * frv.c (frvbf_h_pc_set_handler): New function.
2456         * interrupts.c (frv_detect_data_interrupt): Removed.
2457         (address_forbidden): Removed.
2458         * frv-sim.h (frv_detect_data_interrupt): Removed.
2459         (NESR_MEM_ADDRESS_NOT_ALIGNED): New macro.
2460         (NESR_REGISTER_NOT_ALIGNED): New macro.
2461         (NESR_UQI_SIZE): New macro.
2462         (NESR_QI_SIZE): New macro.
2463         (NESR_UHI_SIZE): New macro.
2464         (NESR_HI_SIZE): New macro.
2465         (NESR_SI_SIZE): New macro.
2466         (NESR_DI_SIZE): New macro.
2467         (NESR_XI_SIZE): New macro.
2468         (GET_NESR_DAEC): New macro.
2469         (SET_NESR_DAEC): New macro.
2470         (GET_NESR_REC): New macro.
2471         (SET_NESR_REC): New macro.
2472         (GET_NESR_EC): New macro.
2473         (SET_NESR_EC): New macro.
2474         (frvbf_read_mem_QI): New function.
2475         (frvbf_read_mem_UQI): New function.
2476         (frvbf_read_mem_HI): New function.
2477         (frvbf_read_mem_UHI): New function.
2478         (frvbf_read_mem_SI): New function.
2479         (frvbf_read_mem_WI): New function.
2480         (frvbf_read_mem_DI): New function.
2481         (frvbf_read_mem_DF): New function.
2482         (frvbf_write_mem_QI): New function.
2483         (frvbf_write_mem_UQI): New function.
2484         (frvbf_write_mem_HI): New function.
2485         (frvbf_write_mem_UHI): New function.
2486         (frvbf_write_mem_SI): New function.
2487         (frvbf_write_mem_WI): New function.
2488         (frvbf_write_mem_DI): New function.
2489         (frvbf_write_mem_DF): New function.
2490         * Makefile.in (SIM_OBJS): Add memory.o.
2491         * cpu.c,cpu.h,sem.c: Rebuild.
2492
2493 1999-10-18  Dave Brolley  <brolley@cygnus.com>
2494
2495         * sim-if.c (sim_open): Use a real fpu error function.
2496         * pipeline.c (frv_pipeline_add_insn): Don't add invalid insns.
2497         * mloop.in (_parallel_write_queued): Clear queue after writing.
2498         * interrupts.c (check_for_compound_interrupt): New function.
2499         (non_operating_interrupt): New function.
2500         * frv-sim.h (frvbf_h_gr_double_get_handler): New function.
2501         (frvbf_h_gr_double_set_handler): New function.
2502         (frvbf_h_fr_double_get_handler): New function.
2503         (frvbf_h_fr_double_set_handler): New function.
2504         (frvbf_h_cpr_double_get_handler): New function.
2505         (frvbf_h_cpr_double_set_handler): New function.
2506         (frv_interrupt_queue_element): New struct type.
2507         (frv_queue_program_interrupt): Now takes pc.
2508         (frv_queue_illegal_instruction_interrupt): Now takes pc.
2509         (frv_queue_interrupt): Now takes pc.
2510         (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2511         (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2512         (frvbf_division_exception): New function.
2513         (frvbf_fpu_error): New function.
2514         (frvbf_load_multiple_GR): New function.
2515         (frvbf_load_multiple_FR): New function.
2516         (frvbf_load_multiple_CPR): New function.
2517         * frv.c (frvbf_h_gr_double_get_handler): New function.
2518         (frvbf_h_gr_double_set_handler): New function.
2519         (frvbf_h_fr_double_get_handler): New function.
2520         (frvbf_h_fr_double_set_handler): New function.
2521         (frvbf_h_cpr_double_get_handler): New function.
2522         (frvbf_h_cpr_double_set_handler): New function.
2523         (frv_interrupt_queue_element): New struct type.
2524         (frv_queue_program_interrupt): Now takes pc.
2525         (frv_queue_illegal_instruction_interrupt): Now takes pc.
2526         (frv_queue_interrupt): Now takes pc.
2527         (frv_program_interrupt): Now takes frv_interrupt_queue_element.
2528         (frv_software_interrupt): Now takes frv_interrupt_queue_element.
2529         (frvbf_fpu_error): New function.
2530         (frvbf_load_multiple_GR): New function.
2531         (frvbf_load_multiple_FR): New function.
2532         (frvbf_load_multiple_CPR): New function.
2533         * traps.c (frvbf_division_exception): New function.
2534         * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2535
2536 1999-10-12  Dave Brolley  <brolley@cygnus.com>
2537
2538         * mloop.in (new_vpc): New variable.
2539         (main loop): Call frv_detect_insn_access_interrupts. Call
2540         frv_detect_data_interrupts.
2541         * interrupts.c (access_queued_to): New function.
2542         (frv_detect_data_interrupts): New function.
2543         (frv_detect_insn_access_interrupts): New function.
2544         (frv_program_or_software_interrupt): Set PSR.S.
2545         * frv-sim.h (frv_detect_data_interrupts): New function.
2546         (frv_detect_insn_interrupts): New function.
2547
2548 1999-10-07  Dave Brolley  <brolley@cygnus.com>
2549
2550         * frv-sim.h (frvbf_h_gr_hi_get_handler): New function.
2551         (frvbf_h_gr_hi_set_handler): New function.
2552         (frvbf_h_gr_lo_get_handler): New function.
2553         (frvbf_h_gr_lo.set_handler): New function.
2554         * frv.c (frvbf_h_gr_hi_get_handler): New function.
2555         (frvbf_h_gr_hi_set_handler): New function.
2556         (frvbf_h_gr_lo_get_handler): New function.
2557         (frvbf_h_gr_lo.set_handler): New function.
2558         (frvbf_model_fr500_u_integer): New function.
2559         * arch.h,cpu.h,cpu.c,decode.h,decode.c,model.c,sem.c: Rebuild.
2560
2561 1999-10-04  Dave Brolley  <brolley@cygnus.com>
2562
2563         * traps.c: Use sim_engine_abort.
2564         * pipeline.c (frv_pipeline): Add field for insn major.
2565         (add_next_to_pipe): Return address of matching pipeline.
2566         (find_major_in_pipeline): New function.
2567         (check_insn_major_constraints: New function.
2568         (frv_pipeline_add_insn): Add checks for insn major constraints.
2569         * interrupts.c (frv_process_interrupts): Use sim_engine_abort.
2570         * frv.c (frvbf_h_spr_get_handler): No need to abort.
2571
2572 Thu Sep 30 18:10:25 1999  Dave Brolley  <brolley@cygnus.com>
2573
2574         * pipeline.c: New file.
2575         * mloop.in (main loop): Call frv_pipeline_reset.
2576         Call frv_pipeline_add_insn.
2577         * frv-sim.h (frv_pipeline_reset): New function.
2578         (frv_pipeline_add_insn): New function.
2579         * Makefile.in (SIM_OBJS): Add pipeline.o
2580
2581 1999-09-29  Doug Evans  <devans@casey.cygnus.com>
2582
2583         * sem.c: Rebuild.
2584         * traps.c (sim_engine_invalid_insn): New arg `vpc'.  Change type of
2585         result to SEM_PC.  Return vpc.
2586
2587 Wed Sep 29 16:01:52 1999  Dave Brolley  <brolley@cygnus.com>
2588
2589         * interrupts.c (frv_interrupt_table): DATA_STORE_ERROR is imprecise.
2590         (frv_queue_interrupt): Don't detect identical interrupts here.
2591
2592 Wed Sep 29 14:49:52 1999  Dave Brolley  <brolley@cygnus.com>
2593
2594         * interrupts.c: New file.
2595         * traps.c (sim_engine_invalid_insn): Return PC of next insn.
2596         (frv_software_interrupt): Moved to interrupts.c.
2597         (frv_itrap): New interface. Call frv_queue_software_interrupt.
2598         * mloop.in (@cpu@_parallel_write_init): set previous_vliw_pc.
2599         (@cpu@_perform_writeback): New function.
2600         (main loop): Call frv_process_interrupts.
2601         * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2602         (frv_itrap): New interface.
2603         (frv_interrupt_class): New enumeration.
2604         (frv_interrupt_kind): New enumeration.
2605         (struct frv_interrupt): New struct type.
2606         (frv_interrupt_table): New table of interrupt information.
2607         (FRV_INTERRUPT_QUEUE_SIZE): New macro.
2608         (struct frv_interrupt_state): New struct type.
2609         (frv_interrupt_state): New global variable.
2610         (previous_vliw_pc): New global variable.
2611         (frv_queue_software_interrupt): New function.
2612         (frv_queue_program_interrupt): New function.
2613         (frv_queue_interrupt): New function.
2614         (frv_process_interrupts): New function.
2615         (frv_program_interrupt): New function.
2616         (frv_software_interrupt): New function.
2617         (frv_program_or_software_interrupt): New function.
2618         (frv_clear_interrupt_classes): New function.
2619         * frv.c (frvbf_write_next_vliw_addr_to_PCSR): Removed.
2620         * Makefile.in (SIM_OBJS): Add interrupts.o
2621         * sem.c: Rebuild.
2622
2623 1999-09-25  Doug Evans  <devans@casey.cygnus.com>
2624
2625         * cpu.h,cpuall.h,decode.c,sem.c: Rebuild.
2626
2627 Tue Sep 21 17:16:47 1999  Dave Brolley  <brolley@cygnus.com>
2628
2629         * mloop.in (main loop): Determine last insn from scache entry.
2630         * cpu.h: Rebuild.
2631         * cpuall.h: Rebuild.
2632
2633 Tue Sep 14 14:21:31 1999  Dave Brolley  <brolley@cygnus.com>
2634
2635         * frv-sim.h (frvbf_write_next_vliw_addr_to_PCSR): New flag.
2636         (NECR_ELOS): Define as unshifted value.
2637         (NECR_NEN): Define as unshifted value.
2638         (NECR_VALID): Define as unshifted value.
2639         (SET_NESR): Rewite to use post-write queue.
2640         (SET_NESR_VALID): Rewite to operate on argument.
2641         (SET_NESR_EAV): Rewite to operate on argument.
2642         (SET_NESR_FR): Rewite to operate on argument.
2643         (CLEAR_NESR_FR): Rewite to operate on argument.
2644         (SET_NESR_DRN): Rewite to operate on argument.
2645         (SET_NESR_SIZE): Rewite to operate on argument.
2646         (SET_NESR_NEAN): Rewite to operate on argument.
2647         (SET_NEEAR): Rewite to use post-write queue.
2648         (SET_NE_FLAG): Rewite to use post-write queue.
2649         (CLEAR_NE_FLAG): Rewite to use post-write queue.
2650         * traps.c (frv_software_interrupt): Rewite to use post-write queue.
2651         (frv_rett): Rewite to use post-write queue.
2652         (next_available_nesr): Rewrite to use new macro interfaces.
2653         (next_valid_nesr): Ditto.
2654         (frvbf_check_non_excepting_load): Ditto.
2655         (frvbf_check_recovering_store): Ditto.
2656         (clear_nesr_neear): Ditto.
2657         (clear_ne_flags): Ditto.
2658         * mloop.in (main loop): Update PCSR with address of next VLIW insn
2659         when flag is set.
2660         * frv.c (frvbf_h_spr_get_handler): Shift register fields here now.
2661         (frvbf_store_multiple_GR): Rewite to use post-write queue.
2662         (frvbf_store_multiple_FRint): Rewite to use post-write queue.
2663         (frvbf_store_multiple_CPR): Rewite to use post-write queue.
2664         * Makefile.in (frv.o): Depend on cgen-par.h.
2665
2666 Fri Sep 10 17:03:15 1999  Dave Brolley  <brolley@cygnus.com>
2667
2668         * frv-sim.h (frvbf_set_write_next_vliw_addr_to_LR): New function.
2669         (frvbf_write_next_vliw_addr_to_LR): New flag.
2670         * frv.c (frvbf_set_write_next_vliw_addr_to_LR): New function.
2671         * mloop.in: Only take the first branch in a VLIW insn. Set LR to the
2672         address of the next VLIW insn if flag is set.
2673         * cpu.h,decode.c,sem.c: Rebuild.
2674
2675 Tue Sep  7 13:44:23 1999  Dave Brolley  <brolley@cygnus.com>
2676
2677         * mloop.in: Limit parallel insns to MAX_PARALLEL_INSNS.
2678         * sem.c: Rebuild.
2679
2680 1999-09-02  Doug Evans  <devans@casey.cygnus.com>
2681
2682         * configure: Regenerated to track ../common/aclocal.m4 changes.
2683
2684 1999-09-01  Doug Evans  <devans@casey.cygnus.com>
2685
2686         * decode.c: Rebuild.
2687
2688 Mon Aug 30 17:54:57 1999  Dave Brolley  <brolley@cygnus.com>
2689
2690         * traps.c (frv_rett): New function.
2691         * frv.c (frvbf_h_spr_get_handler): Handle bpsr.
2692         (frvbf_h_spr_set_handler): Handle bpsr.
2693         (frvbf_h_bpsr_get_handler): New function.
2694         (frvbf_h_bpsr_set_handler): New function.
2695         * frv-sim.h (frv_rett): New function.
2696         (frvbf_h_bpsr_get_handler): New function.
2697         (frvbf_h_bpsr_set_handler): New function.
2698         * mloop.in: Read actual packing bit.
2699         * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2700
2701 Tue Aug 31 16:04:37 1999  Dave Brolley  <brolley@cygnus.com>
2702
2703         * traps.c (WANT_CPU): New macro.
2704         (WANT_CPU_FRVBF): New macro.
2705         (frvbf_check_recovering_store): Use registers for source and queue
2706         writes.
2707         * mloop.in: New main loop for parallel support.
2708         (@cpu@_parallel_write_init): New function.
2709         (@cpu@_parallel_write_queued): New function.
2710         * frv-sim.h (set_icc_for_shift_left): New interface.
2711         (set_icc_for_shift_right): New interface.
2712         (frvbf_check_recovering_store): New interface.
2713         * frv.c (set_icc_for_shift_left): Pass and return icc value.
2714         (set_icc_for_shift_right): Pass and return icc value.
2715         (frvbf_check_recovering_store): New interface.
2716         * Makefile.in (FRV_OBJS): Add cgen-par.o.
2717         (stamp-mloop): Add cgen parallel options.
2718         (stamp-arch): Remove with-profile option.
2719         (stamp-cpu): Add cgen parallel options.
2720         * arch.h,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2721
2722 1999-08-28  Doug Evans  <devans@casey.cygnus.com>
2723
2724         * cpu.h,decode.c,sem.c: Rebuild.
2725
2726 Wed Aug 25 12:25:04 1999  Dave Brolley  <brolley@cygnus.com>
2727
2728         * arch.h,cpu.h,decode.h,model.c,sem.c: Rebuild.
2729
2730 Thu Aug 19 17:59:00 1999  Dave Brolley  <brolley@cygnus.com>
2731
2732         * configure.in: fr500 now the default model.
2733         * configure: Regenerate.
2734         * frv.c: Change frv-1 to frv-gen.
2735         (frvbf_model_fr500_u_exec): New function.
2736         * Makefile.in (stamp-cpu): Use 'mach=frv,fr500' to build decoder.
2737         * mloop.in: Fix typos in comments.
2738         * arch.c,arch.h,cpu.h,cpuall.h,decode.h,model.c,sem.c: Rebuild.
2739
2740 1999-08-17  Dave Brolley  <brolley@cygnus.com>
2741
2742         * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2743
2744 1999-08-09  Doug Evans  <devans@casey.cygnus.com>
2745
2746         * cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2747
2748 1999-08-04  Doug Evans  <devans@casey.cygnus.com>
2749
2750         * cpu.h,cpuall.h,decode.c,model.c,sem.c: Rebuild.
2751
2752 Fri Jul 16 14:50:15 1999  Dave Brolley  <brolley@cygnus.com>
2753
2754         * frv.c (frvbf_fetch_register): Use GDB register number macros.
2755         (frvbf_store_register): Use GDB register number macros.
2756         (frvbf_cut): New function.
2757         * frv-sim.h (GR_REGNUM_MAX): New macro.
2758         (FR_REGNUM_MAX): New macro.
2759         (PC_REGNUM): New macro.
2760         (LR_REGNUM): New macro.
2761         (frvbf_cut): New function.
2762         * cpu.h,decode.c,decode.h,model.c,sem.c: Regenerate.
2763
2764 1999-07-15  Stan Shebs  <shebs@andros.cygnus.com>
2765
2766         * frv.c (frvbf_fetch_register): Add ability to get LR register,
2767         add default for unhandled registers.
2768         (frvbf_store_register): Add ability to set LR register.
2769
2770 1999-07-14  Stan Shebs  <shebs@andros.cygnus.com>
2771
2772         * frv.c (frvbf_fetch_register, frvbf_store_register): Fill in.
2773         (decode_gdb_dr_regnum): Remove, not used.
2774
2775 1999-07-13  Michael Meissner  <meissner@cygnus.com>
2776
2777         * Makefile.in (SIM_EXTRA_FLAGS): Incorporate @sim_trapdump@.
2778
2779         * configure.in (--enable-sim-trapdump): New switch to make unknown
2780         traps dump the register contents, instead of doing the trap thing.
2781         * configure: Regenerate.
2782
2783         * frv-sim.h (TRAP_BREAKPOINT): Define as 81, so it can be used.
2784         (TRAP_REGDUMP{1,2}): Define to provide register dumping support
2785         temporarily.
2786
2787         * traps.h (toplevel): Include bfd.h, libiberity.h.
2788         (frv_itrap): Add support for --enable-sim-trapdump and traps 2,3
2789         dumping the registers.
2790
2791 Thu Jul  8 10:57:39 1999  Dave Brolley  <brolley@cygnus.com>
2792
2793         * Makefile.in (SIM_EXTRA_LIBS): Removed. libm no longer needed.
2794
2795 Wed Jul  7 17:01:12 1999  Dave Brolley  <brolley@cygnus.com>
2796
2797         * cpu.c,cpu.h,decode.c,model.c,sem.c: Rebuild.
2798
2799 Tue Jul  6 16:12:18 1999  Dave Brolley  <brolley@cygnus.com>
2800
2801         * frv.c (frvbf_square_root_SF): Removed.
2802         (frvbf_square_root_DF): Removed.
2803         (frvbf_h_fr_double_get_handler): Removed.
2804         (frvbf_h_fr_double_set_handler): Removed.
2805         (frvbf_h_fr_int_get_handler): Removed.
2806         (frvbf_h_fr_int_set_handler): Removed.
2807         * frv-sim.h (frvbf_square_root_SF): Removed.
2808         (frvbf_square_root_DF): Removed.
2809         (frvbf_h_fr_double_get_handler): Removed.
2810         (frvbf_h_fr_double_set_handler): Removed.
2811         (frvbf_h_fr_int_get_handler): Removed.
2812         (frvbf_h_fr_int_set_handler): Removed.
2813         * decode.c,decode.h,model.c,sem.c: Rebuild.
2814
2815 1999-07-05  Doug Evans  <devans@casey.cygnus.com>
2816
2817         * Makefile.in (SIM_OBJS): Add cgen-fpu.o, cgen-accfp.o.
2818         * cpu.c,cpu.h,decode.c,decode.h,model.c,sem.c: Rebuild.
2819         * sim-if.c (sim_open): Initialize fpu.
2820         * frv-sim.h (SETMEMSF,SETMEMDF): Delete.
2821         * frv.c (frvbf_store_multiple_FRint): Replace frvbf_h_fr_int_get
2822         with frvbf_h_fr_get.
2823
2824 Wed Jun 30 15:56:56 1999  Dave Brolley  <brolley@cygnus.com>
2825
2826         * frv-sim.h (NESR_RANGE): New macro.
2827         (NO_NESR): New macro.
2828         (GET_NESR_VALID): New macro.
2829         (next_ne_index): Removed.
2830         * traps.c (next_available_nesr): New function.
2831         (next_valid_nesr): New function.
2832         (frvbf_check_non_excepting_load): Use next_available_nesr.
2833         (frvbf_check_recovering_store): Use next_available_nesr and
2834         next_valid_nesr.
2835         (clear_nesr_neear): Use next_available_nesr and next_valid_nesr.
2836         (frvbf_check_recovering_store): Only consider one matching register.
2837         * sem.c: Rebuild.
2838
2839 Tue Jun 29 16:54:32 1999  Dave Brolley  <brolley@cygnus.com>
2840
2841         * frv.c (frvbf_square_root_SF): New function.
2842         (frvbf_square_root_DF): New function.
2843         (frvbf_h_fr_double_get_handler): New function.
2844         (frvbf_h_fr_double_set_handler): New function.
2845         * frv-sim.h (frvbf_square_root_SF): New function.
2846         (frvbf_square_root_DF): New function.
2847         (frvbf_h_fr_double_get_handler): New function.
2848         (frvbf_h_fr_double_set_handler): New function.
2849         * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c: Rebuild.
2850
2851 1999-06-28  Dave Brolley  <brolley@cygnus.com>
2852
2853         * decode.c,decode.h,model.c,sem.c: Regenerate.
2854
2855 Thu Jun 24 17:26:32 1999  Dave Brolley  <brolley@cygnus.com>
2856
2857         * Makefile.in (SIM_EXTRA_LIBS): Add -lm.
2858         * frv-sim.h (frvbf_h_fr_int_get_handler): New function.
2859         (frvbf_h_fr_int_set_handler): New function.
2860         (frvbf_store_multiple_FRint): New function.
2861         (frvbf_square_root_SF): New function.
2862         * frv.c (frvbf_h_fr_int_get_handler): New function.
2863         (frvbf_h_fr_int_set_handler): New function.
2864         (frvbf_store_multiple_FRint): New function.
2865         (frvbf_square_root_SF): New function.
2866         * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2867
2868 1999-06-23  Doug Evans  <devans@casey.cygnus.com>
2869
2870         * Makefile.in (stamp-mloop): Delete -fast -pbb -switch args
2871         to genmloop.sh.  Pass -scache instead.
2872         (mloop.o): Delete sem-switch.c dependency.
2873         (sem-switch.c): Delete rule.
2874         (stamp-cpu): Don't build sem-switch.c.
2875         * sem-switch.c: Delete.
2876         * mloop.in (xfull-exec-*): Fix call to execute.
2877         * tconfig.in (WITH_SCACHE_PBB): Define as 0.
2878
2879         * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2880
2881 Tue Jun 22 16:23:57 1999  Dave Brolley  <brolley@cygnus.com>
2882
2883         * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
2884
2885 Mon Jun 21 17:34:10 1999  Dave Brolley  <brolley@cygnus.com>
2886
2887         * mloop.in (execute): Force gr0 to zero before each insn.
2888         * cpu.h,cpu.c,decode.c,sem.c,sem-switch.c: Regenerate.
2889
2890 1999-06-18  Doug Evans  <devans@casey.cygnus.com>
2891
2892         * cpu.h,decode.c,model.c,sem-switch.c,sem.c: Rebuild.
2893
2894 Fri Jun 18 17:49:23 1999  Dave Brolley  <brolley@cygnus.com>
2895
2896         * frv.c (frvbf_h_gr_get_handler): New function.
2897         (frvbf_h_gr_set_handler): New function:
2898         (frvbf_store-multiple_GR): New function:
2899         (frvbf_store-multiple_FR): New function:
2900         (frvbf_store-multiple_CPR): New function:
2901         * frv-sim.h (frvbf_h_gr_get_handler): New function.
2902         (frvbf_h_gr_set_handler): New function:
2903         (frvbf_store-multiple_GR): New function:
2904         (frvbf_store-multiple_FR): New function:
2905         (frvbf_store-multiple_CPR): New function:
2906         * traps.c (frv_itrap): Implement proper syscalls interface.
2907         * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2908
2909 Fri Jun 18 14:36:23 1999  Dave Brolley  <brolley@cygnus.com>
2910
2911         * traps.c (frvbf_check_non_excepting_divide): New function.
2912         (frvbf_check_recovering_store): New function.
2913         (clear_nesr_neear): New function.
2914         (clear_ne_flags): New function.
2915         (frvbf_commit): New function.
2916
2917         * frv-sim.h (frvbf_check_non_excepting_divide): New function.
2918         (frvbf_check_recovering_store): New function.
2919         (clear_nesr_neear): New function.
2920         (clear_ne_flags): New function.
2921         (frvbf_commit): New function.
2922         * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2923
2924 1999-06-16  Dave Brolley  <brolley@cygnus.com>
2925
2926         * frv.c (frvbf_h_spr_get_handler): Handle SPR_NECR.
2927         (frvbf_h_spr_set_handler): Handle SPR_NECR.
2928         * traps.c (next_ne_index): New variable.
2929         (frvbf_check_non_excepting_load): New function.
2930         * frv-sim.h (NECR_ELOS): New macro.
2931         (NECR_NEN): New macro.
2932         (NECR_VALID): New macro.
2933         (SET_NESR_VALID): New macro.
2934         (SET_NESR_EAV): New macro.
2935         (SET_NESR_FR): New macro.
2936         (CLEAR_NESR_FR): New macro.
2937         (SET_NESR_DRN): New macro.
2938         (SET_NESR_SIZE): New macro.
2939         (SET_NESR_NEAN): New macro.
2940         (SET_NEEAR): New macro.
2941         (GET_NE_FLAG): New macro.
2942         (SET_NE_FLAG): New macro.
2943         (CLEAR_NE_FLAG): New macro.
2944         (frvbf_check_non_excepting_load): New function:
2945         * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2946
2947 Wed Jun  9 18:12:49 1999  Dave Brolley  <brolley@cygnus.com>
2948
2949         * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2950
2951 Tue Jun  8 18:13:51 1999  Dave Brolley  <brolley@cygnus.com>
2952
2953         * frv.c (cr_logic): Correct andcr, nandcr, andncr and nandncr.
2954         * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2955
2956 Mon Jun  7 17:09:15 1999  Dave Brolley  <brolley@cygnus.com>
2957
2958         * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2959
2960 1999-06-07  Dave Brolley  <brolley@cygnus.com>
2961
2962         * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2963
2964 Thu Jun  3 17:33:31 1999  Dave Brolley  <brolley@cygnus.com>
2965
2966         * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2967
2968 Wed Jun  2 17:50:21 1999  Dave Brolley  <brolley@cygnus.com>
2969
2970         * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
2971
2972 Tue Jun  1 17:58:53 1999  Dave Brolley  <brolley@cygnus.com>
2973
2974         * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2975
2976 Mon May 31 17:57:25 1999  Dave Brolley  <brolley@cygnus.com>
2977
2978         * traps.c (frv_software_interrupt): Pass current_cpu to
2979         frvbf_h_psr_esr_get.
2980         (frv_software_interrupt): Calculate the new PC based on TBR.
2981         * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2982
2983 1999-05-31  Dave Brolley  <brolley@cygnus.com>
2984
2985         * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2986
2987 Thu May 27 17:42:00 1999  Dave Brolley  <brolley@cygnus.com>
2988
2989         * frv-sim.h (frvbf_h_cccr_get_handler): New function.
2990         (frvbf_h_cccr_set_handler): New function.
2991         (frvbf_scan_result): New function.
2992         (frvbf_cr_logic): New function.
2993         * frv.c (frvbf_h_cccr_get_handler): New function.
2994         (frvbf_h_cccr_set_handler): New function.
2995         (frvbf_scan_result): New function.
2996         (frvbf_cr_logic): New function.
2997         (cr_ops,cr_result,cr_logic): New table.
2998         * cpu.h,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
2999
3000 1999-05-25  Dave Brolley  <brolley@cygnus.com>
3001
3002         * frv.c (frvbf_h_spr_get_handler): Add support for TBR and PSR.
3003         (frvbf_h_spr_set_handler): Add support for TBR and PSR.
3004         (frv_psr_get_handler): New function.
3005         (frv_psr_set_handler): New function.
3006         (frv_tbr_get_handler): New function.
3007         (frv_tbr_set_handler): New function.
3008         (frvbf_h_ccr_get_handler): Add support for fCC.
3009         (frvbf_h_ccr_set_handler): Add support for fCC.
3010         * frv-sim.h (frv_psr_get_handler): New function.
3011         (frv_psr_set_handler): New function.
3012         (frv_tbr_get_handler): New function.
3013         (frv_tbr_set_handler): New function.
3014         * traps.c (frv_software_interrupt): Implement.
3015         * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
3016
3017 Thu May 20 16:39:27 1999  Dave Brolley  <brolley@cygnus.com>
3018
3019         * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
3020
3021 1999-05-18  Dave Brolley  <brolley@cygnus.com>
3022
3023         * frv.c: (frvbf_set_icc_for_shift_left): New function.
3024         (frvbf_set_icc_for_shift_right): New function.
3025         * frv-sim.h (frvbf_set_icc_for_shift_left): New function.
3026         (frvbf_set_icc_for_shift_right): New function.
3027         (SETMEMSF): New Macro.
3028         (SETMEMDF): New Macro.
3029         * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
3030
3031 Thu May 13 17:14:49 1999  Dave Brolley  <brolley@cygnus.com>
3032
3033         * frv.c (frvbf_h_ccr_get_handler): New function.
3034         (frvbf_h_ccr_set_handler): New function.
3035         * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
3036
3037 Tue May 11 16:13:15 1999  Dave Brolley  <brolley@cygnus.com>
3038
3039         * frv-sim.h (frvbf_h_spr_get_handler,frvbf_h_spr_set_handler,
3040         frvbf_h_isr_get_handler, frvbf_h_isr_set_handler): New functions.
3041         * frv.c: Likewise.
3042         * cpu.h,cpu.c,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
3043
3044 1999-05-10  Dave Brolley  <brolley@cygnus.com>
3045
3046         * cpu.h,cpu.c,decode.c,model.c,sem.c,sem-switch.c: Regenerate.
3047
3048 Thu May  6 16:48:21 1999  Dave Brolley  <brolley@cygnus.com>
3049
3050         * cpu.h,decode.c,sem.c,sem-switch.c: Regenerate.
3051         * frv-sim.h (TRAP_SYSCALL): Define as 0x80.
3052
3053 Wed May  5 11:52:24 1999  Dave Brolley  <brolley@cygnus.com>
3054
3055         * traps.c (frv_software_interrupt): New function.
3056         (frv_itrap): New function.
3057         * frv-sim.h (TRAP_SYSCALL): define as 0.
3058         * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
3059
3060 Mon May  3 13:49:21 1999  Dave Brolley  <brolley@cygnus.com>
3061
3062         * cpu.h,decode.c,decode.h,model.c,sem.c,sem-switch.c: Regenerate.
3063
3064 Thu Apr 29 17:37:06 1999  Dave Brolley  <brolley@cygnus.com>
3065
3066         * Directory created.