sim/mn10300/ChangeLog

   1 start-sanitize-am33
   2 Mon Jul  6 15:39:22 1998  Jeffrey A Law  (law@cygnus.com)
   3
   4         * mn10300.igen: Add am33 support.
   5
   6         * Makefile.in: Use multi-sim to support both a mn10300 and am33
   7         simulator.
   8
   9         * am33.igen: Add many more am33 instructions.
  10
  11 end-sanitize-am33
  12 Wed Jul  1 17:07:09 1998  Jeffrey A Law  (law@cygnus.com)
  13
  14         * mn10300_sim.h (FETCH24): Define.
  15
  16 start-sanitize-am33
  17         * mn10300_sim.h: Add defines for some registers found on the AM33.
  18         * am33.igen: New file with some am33 support.
  19 end-sanitize-am33
  20
  21 Tue Jun 30 11:23:20 1998  Jeffrey A Law  (law@cygnus.com)
  22
  23         * mn10300_sim.h: Include bfd.h
  24         (struct state): Add more room for processor specific registers.
  25 start-sanitize-am33
  26         (REG_E0): Define.
  27 end-sanitize-am33
  28
  29 start-sanitize-am30
  30 Thu Jun 25 10:12:03 1998  Joyce Janczyn  <janczyn@cygnus.com>
  31
  32         * dv-mn103tim.c: Include sim-assert.h
  33         * dv-mn103ser.c (do_polling_event): Check for incoming data on
  34         serial line and schedule next polling event.
  35         (read_status_reg): schedule events to check for incoming data on
  36         serial line and issue interrupt if necessary.
  37
  38 Fri Jun 19 16:47:27 1998  Joyce Janczyn  <janczyn@cygnus.com>
  39
  40         * interp.c (sim_open): hook up serial 1 and 2 ports properly (typo).
  41
  42 Fri Jun 19 11:59:26 1998  Joyce Janczyn  <janczyn@cygnus.com>
  43
  44         * interp.c (board): Rename am32 to stdeval1 as this is the name
  45         consistently used to refer to the mn1030002 board.
  46
  47 Thu June 18 14:37:14 1998  Joyce Janczyn  <janczyn@cygnus.com>
  48         * interp.c (sim_open): Fix typo in address of EXTMD register
  49         (0x34000280, not 0x3400280).
  50
  51 end-sanitize-am30
  52 Wed Jun 17 18:00:18 1998  Jeffrey A Law  (law@cygnus.com)
  53
  54         * simops.c (syscall): Handle change in opcode # for syscall.
  55         * mn10300.igen (syscall): Likewise.
  56
  57 start-sanitize-am30
  58 Tue June 16 09:36:21 1998  Joyce Janczyn  <janczyn@cygnus.com>
  59         * dv-mn103int.c (mn103int_finish): Regular interrupts (not NMI or
  60         reset) are not enabled on reset.
  61
  62 Sun June 14 17:04:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
  63         * dv-mn103iop.c (write_*_reg): Check for attempt to write r/o
  64         register bits.
  65         * dv-mn103ser.c: Fill in methods for reading and writing to serial
  66         device registers.
  67         * interp.c (sim_open): Make the serial device a polling device.
  68
  69 Fri June 12 16:24:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
  70         * dv-mn103iop.c: New file for handling am32 io ports.
  71         * configure.in: Add mn103iop to hw_device list.
  72         * configure: Re-generate.
  73         * interp.c (sim_open): Create io port device.
  74
  75 Wed June 10 14:34:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
  76         * dv-mn103int.c (external_group): Use enumerated types to access
  77         correct group addresses.
  78         * dv-mn103tim.c (do_counter_event): Underflow of cascaded timer
  79         triggers an interrupt on the higher-numbered timer's port.
  80
  81 end-sanitize-am30
  82 Mon June 8 13:30:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
  83         * interp.c: (mn10300_option_handler): New function parses arguments
  84         using sim-options.
  85 start-sanitize-am30
  86         * (board): Add --board option for specifying am32.
  87         * (sim_open): Create new timer and serial devices and control
  88         configuration of other am32 devices via board option.
  89         * dv-mn103tim.c, dv-mn103ser.c: New files for timers and serial devices.
  90         * dv-mn103cpu.c: Fix typos in opening comments.
  91         * dv-mn103int.c: Adjust interrupt controller settings for am32 instead of am30.
  92         * configure.in: Add mn103tim and mn103ser to hw_device list.
  93         * configure: Re-generate.
  94 end-sanitize-am30
  95
  96 start-sanitize-am30
  97 Mon May 25 20:50:35 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  98
  99         * dv-mn103int.c, dv-mn103cpu.c: Rename *_callback to *_method.
 100
 101         * dv-mn103cpu.c, dv-mn103int.c: Include hw-main.h and
 102         sim-main.h. Declare a struct hw_descriptor instead of struct
 103         hw_device_descriptor.
 104
 105 Mon May 25 17:33:33 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 106
 107         * dv-mn103cpu.c (struct mn103cpu): Change type of pending_handler
 108         to struct hw_event.
 109
 110 Fri May 22 12:17:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 111
 112         * configure.in (SIM_AC_OPTION_HARDWARE): Add argument "yes".
 113
 114 Wed May  6 13:29:06 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 115
 116         * interp.c (sim_open): Create a polling PAL device.
 117
 118 end-sanitize-am30
 119 Fri May  1 16:39:15 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 120
 121         * dv-mn103int.c (mn103int_port_event):
 122         (mn103int_port_event):
 123         (mn103int_io_read_buffer):
 124         (mn103int_io_write_buffer):
 125
 126         * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Drop CPU/CIA args.
 127         (mn103cpu_port_event): Ditto.
 128         (mn103cpu_io_read_buffer): Ditto.
 129         (mn103cpu_io_write_buffer): Ditto.
 130
 131 Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>
 132
 133         * configure: Regenerated to track ../common/aclocal.m4 changes.
 134
 135 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 136
 137         * configure: Regenerated to track ../common/aclocal.m4 changes.
 138         * config.in: Ditto.
 139
 140 Sun Apr 26 15:19:55 1998  Tom Tromey  <tromey@cygnus.com>
 141
 142         * acconfig.h: New file.
 143         * configure.in: Reverted change of Apr 24; use sinclude again.
 144
 145 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 146
 147         * configure: Regenerated to track ../common/aclocal.m4 changes.
 148         * config.in: Ditto.
 149
 150 Fri Apr 24 11:19:07 1998  Tom Tromey  <tromey@cygnus.com>
 151
 152         * configure.in: Don't call sinclude.
 153
 154 Tue Apr 14 10:03:02 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 155
 156         * mn10300_sim.h: Declare all functions in op_utils.c using
 157         INLINE_SIM_MAIN.
 158         * op_utils.c: Ditto.
 159         * sim-main.c: New file.  Include op_utils.c.
 160
 161         * mn10300.igen (mov, cmp): Use new igen operators `!' and `=' to
 162         differentiate between MOV/CMP immediate/register instructions.
 163
 164         * configure.in (SIM_AC_OPTION_INLINE): Add and enable.
 165         * configure: Regenerate.
 166
 167 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 168
 169         * configure: Regenerated to track ../common/aclocal.m4 changes.
 170
 171 start-sanitize-am30
 172 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 173
 174         * interp.c (hw): Delete variable, moved to SIM_DESC.
 175         (sim_open): Delete calls to hw_tree_create, hw_tree_finish.
 176         Handled by sim-module.
 177         (sim_open): Do not anotate tree with trace properties, handled by
 178         sim-hw.c
 179         (sim_open): Call sim_hw_parse instead of hw_tree_parse.
 180
 181         * configure: Regenerated to track ../common/aclocal.m4 changes.
 182
 183 end-sanitize-am30
 184 start-sanitize-am30
 185 Thu Mar 26 20:46:18 1998  Stu Grossman  <grossman@bhuna.cygnus.co.uk>
 186
 187         * dv-mn103cpu.c (deliver_mn103cpu_interrupt):  Save the entire PC
 188         on the stack when delivering interrupts (not just the lower
 189         half)...
 190         * mn10300.igen (mov (Di,Am),Dn):  Fix decode.  Registers were
 191         specified in the wrong order.
 192
 193 end-sanitize-am30
 194 start-sanitize-am30
 195 Fri Mar 27 00:56:40 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 196
 197         * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Stop loss of
 198         succeeding interrupts, clear pending_handler when the handler
 199         isn't re-scheduled.
 200
 201 end-sanitize-am30
 202 Thu Mar 26 10:11:01 1998  Stu Grossman  <grossman@bhuna.cygnus.co.uk>
 203
 204         * Makefile.in (tmp-igen):  Prefix all usage of move-if-change
 205         script with $(SHELL) to make NT native builds happy.
 206         * configure:  Regenerate because of change to ../common/aclocal.m4.
 207
 208 Thu Mar 26 11:22:31 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 209
 210         * configure.in: Make --enable-sim-common the default.
 211         * configure: Re-generate.
 212
 213         * sim-main.h (CIA_GET, CIA_SET): Save/restore current instruction
 214         address into Sate.regs[REG_PC] instead of common struct.
 215
 216 Wed Mar 25 17:42:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 217
 218         * mn10300.igen (cmp imm8,An): Do not sign extend imm8 value.
 219
 220 Wed Mar 25 12:08:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 221
 222         * simops.c (OP_F0FD): Initialise variable 'sp'.
 223
 224 start-sanitize-am30
 225 Thu Mar 26 00:21:32 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 226
 227         * dv-mn103int.c (decode_group): A group register every 4 bytes not
 228         8.
 229         (write_icr): Rewrite equation updating request field.
 230         (read_iagr): Fix check that interrupt is still pending.
 231
 232 end-sanitize-am30
 233 start-sanitize-am30
 234 Wed Mar 25 16:14:50 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 235
 236         * interp.c (sim_open): Tidy up device creation.
 237
 238         * dv-mn103int.c (mn103int_port_event): Drive NMI with non-zero
 239         value.
 240         (mn103int_io_read_buffer): Convert absolute address to register
 241         block offsets.
 242         (read_icr, write_icr): Convert block offset into group offset.
 243
 244 end-sanitize-am30
 245 Wed Mar 25 15:08:49 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 246
 247         * interp.c (sim_open): Create second 1mb memory region at
 248         0x40000000.
 249         (sim_open): Create a device tree.
 250         (sim-hw.h): Include.
 251 start-sanitize-am30
 252         (do_interrupt): Delete, needs to use dv-mn103cpu.c
 253
 254         * dv-mn103int.c, dv-mn103cpu.c: New files.
 255 end-sanitize-am30
 256
 257 Wed Mar 25 08:47:38 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 258
 259         * mn10300_sim.h (EXTRACT_PSW_LM, INSERT_PSW_LM, PSW_IE, PSW_LM):
 260         Define.
 261         (SP): Define.
 262
 263 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 264
 265         * configure: Regenerated to track ../common/aclocal.m4 changes.
 266
 267 Wed Mar 25 10:24:48 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 268
 269         * interp.c (sim-options.h): Include.
 270         (sim_kind, myname): Declare when not using common framework.
 271
 272         * mn10300_sim.h (do_syscall, generic*): Provide prototypes for
 273         functions found in op_utils.c
 274
 275         * mn10300.igen (add): Discard unused variables.
 276
 277         * configure, config.in: Re-generate with autoconf 2.12.1.
 278
 279 Tue Mar 24 15:27:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 280
 281         Add support for --enable-sim-common option.
 282         * Makefile.in (WITHOUT_COMMON_OBJS): Files included if
 283         ! --enable-sim-common
 284         (WITH_COMMON_OBJS): Files included if --enable-sim-common.
 285         (MN10300_OBJS,MN10300_INTERP_DEP): New variables.
 286         (SIM_OBJS): Rewrite.
 287         ({WITHOUT,WITH}_COMMON_RUN_OBJS,SIM_RUN_OBJS): New variables.
 288         (SIM_EXTRA_CFLAGS): New variable.
 289         (clean-extra): Clean up igen files.
 290         (../igen/igen,clean-igen,tmp-igen): New rules.
 291         * configure.in: Add support for common framework via
 292         --enable-sim-common.
 293         * configure: Regenerate.
 294         * interp.c: #include sim-main if WITH_COMMON, not mn10300_sim.h.
 295         (hash,dispatch,sim_size): Don't compile if ! WITH_COMMON.
 296         (init_system,sim_write,compare_simops): Likewise.
 297         (sim_set_profile,sim_set_profile_size): Likewise.
 298         (sim_stop,sim_resume,sim_trace,sim_info): Likewise.
 299         (sim_set_callbacks,sim_stop_reason,sim_read,sim_load): Likewise.
 300         (enum interrupt_type): New enum.
 301         (interrupt_names): New global.
 302         (do_interrupt): New function.
 303         (sim_open): Define differently if WITH_COMMON.
 304         (sim_close,sim_create_inferior,sim_do_command): Likewise.
 305         * mn10300_sim.h ({load,store}_{byte,half,word}): Define versions
 306         for WITH_COMMON.
 307         * mn10300.igen: New file.
 308         * mn10300.dc: New file.
 309         * op_utils.c: New file.
 310         * sim-main.h: New file.
 311
 312 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 313
 314         * configure: Regenerated to track ../common/aclocal.m4 changes.
 315
 316 Fri Feb 27 18:36:04 1998  Jeffrey A Law  (law@cygnus.com)
 317
 318         * simops.c (inc): Fix typo.
 319
 320 Wed Feb 25 01:59:29 1998  Jeffrey A Law  (law@cygnus.com)
 321
 322         * simops.c (signed multiply instructions): Cast input operands to
 323         signed32 before casting them to signed64 so that the sign bit
 324         is propagated properly.
 325
 326 Mon Feb 23 20:23:19 1998  Mark Alexander  <marka@cygnus.com>
 327
 328         * Makefile.in: Last change was bad.  Define NL_TARGET
 329         so that targ-vals.h will be used instead of syscall.h.
 330         * simops.c: Use targ-vals.h instead of syscall.h.
 331         (OP_F020): Disable unsupported system calls.
 332
 333 Mon Feb 23 09:44:38 1998  Mark Alexander  <marka@cygnus.com>
 334
 335         * Makefile.in: Get header files from libgloss/mn10300/sys.
 336
 337 Sun Feb 22 16:02:24 1998  Jeffrey A Law  (law@cygnus.com)
 338
 339         * simops.c: Include sim-types.h.
 340
 341 Wed Feb 18 13:07:08 1998  Jeffrey A Law  (law@cygnus.com)
 342
 343         * simops.c (multiply instructions): Cast input operands to a
 344         signed64/unsigned64 type as appropriate.
 345
 346 Tue Feb 17 12:47:16 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 347
 348         * interp.c (sim_store_register, sim_fetch_register): Pass in
 349         length parameter.  Return -1.
 350
 351 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 352
 353         * configure: Regenerated to track ../common/aclocal.m4 changes.
 354
 355 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 356
 357         * configure: Regenerated to track ../common/aclocal.m4 changes.
 358
 359 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
 360
 361         * configure: Regenerated to track ../common/aclocal.m4 changes.
 362
 363 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 364
 365         * configure: Regenerated to track ../common/aclocal.m4 changes.
 366         * config.in: Ditto.
 367
 368 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
 369
 370         * configure: Regenerated to track ../common/aclocal.m4 changes.
 371
 372 Tue Nov 11 10:38:52 1997  Jeffrey A Law  (law@cygnus.com)
 373
 374         * simops.c (call:16 call:32): Stack adjustment is determined solely
 375         by the imm8 field.
 376
 377 Wed Oct 22 14:43:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 378
 379         * interp.c (sim_load): Pass lma_p and sim_write args to
 380         sim_load_file.
 381
 382 Tue Oct 21 10:12:03 1997  Jeffrey A Law  (law@cygnus.com)
 383
 384         * simops.c: Correctly handle register restores for "ret" and "retf"
 385         instructions.
 386
 387 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 388
 389         * configure: Regenerated to track ../common/aclocal.m4 changes.
 390
 391 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 392
 393         * configure: Regenerated to track ../common/aclocal.m4 changes.
 394
 395 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 396
 397         * configure: Regenerated to track ../common/aclocal.m4 changes.
 398
 399 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 400
 401         * configure: Regenerated to track ../common/aclocal.m4 changes.
 402
 403 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 404
 405         * configure: Regenerated to track ../common/aclocal.m4 changes.
 406
 407 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 408
 409         * configure: Regenerated to track ../common/aclocal.m4 changes.
 410
 411 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
 412
 413         * configure: Regenerated to track ../common/aclocal.m4 changes.
 414
 415 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 416
 417         * configure: Regenerated to track ../common/aclocal.m4 changes.
 418         * config.in: Ditto.
 419
 420 Tue Aug 26 10:41:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 421
 422         * interp.c (sim_kill): Delete.
 423         (sim_create_inferior): Add ABFD argument.
 424         (sim_load): Move setting of PC from here.
 425         (sim_create_inferior): To here.
 426
 427 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 428
 429         * configure: Regenerated to track ../common/aclocal.m4 changes.
 430         * config.in: Ditto.
 431
 432 Mon Aug 25 16:14:44 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 433
 434         * interp.c (sim_open): Add ABFD argument.
 435
 436 Tue Jun 24 13:46:20 1997  Jeffrey A Law  (law@cygnus.com)
 437
 438         * interp.c (sim_resume): Clear State.exited.
 439         (sim_stop_reason): If State.exited is nonzero, then indicate that
 440         the simulator exited instead of stopped.
 441         * mn10300_sim.h (struct _state): Add exited field.
 442         * simops.c (syscall): Set State.exited for SYS_exit.
 443
 444 Wed Jun 11 22:07:56 1997  Jeffrey A Law  (law@cygnus.com)
 445
 446         * simops.c: Fix thinko in last change.
 447
 448 Tue Jun 10 12:31:32 1997  Jeffrey A Law  (law@cygnus.com)
 449
 450         * simops.c: "call" stores the callee saved registers into the
 451         stack!  Update the stack pointer properly when done with
 452         register saves.
 453
 454         * simops.c: Fix return address computation for "call" instructions.
 455
 456 Thu May 22 01:43:11 1997  Jeffrey A Law  (law@cygnus.com)
 457
 458         * interp.c (sim_open): Fix typo.
 459
 460 Wed May 21 23:27:58 1997  Jeffrey A Law  (law@cygnus.com)
 461
 462         * interp.c (sim_resume): Add missing case in big switch
 463         statement (for extb instruction).
 464
 465 Tue May 20 17:51:30 1997  Jeffrey A Law  (law@cygnus.com)
 466
 467         * interp.c: Replace all references to load_mem and store_mem
 468         with references to load_byte, load_half, load_3_byte, load_word
 469         and store_byte, store_half, store_3_byte, store_word.
 470         (INLINE): Delete definition.
 471         (load_mem_big): Likewise.
 472         (max_mem): Make it global.
 473         (dispatch): Make this function inline.
 474         (load_mem, store_mem): Delete functions.
 475         * mn10300_sim.h (INLINE): Define.
 476         (RLW): Delete unused definition.
 477         (load_mem, store_mem): Delete declarations.
 478         (load_mem_big): New definition.
 479         (load_byte, load_half, load_3_byte, load_word): New functions.
 480         (store_byte, store_half, store_3_byte, store_word): New functions.
 481         * simops.c:  Replace all references to load_mem and store_mem
 482         with references to load_byte, load_half, load_3_byte, load_word
 483         and store_byte, store_half, store_3_byte, store_word.
 484
 485 Tue May 20 10:21:51 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 486
 487         * interp.c (sim_open): Add callback to arguments.
 488         (sim_set_callbacks): Delete SIM_DESC argument.
 489
 490 Mon May 19 13:54:22 1997  Jeffrey A Law  (law@cygnus.com)
 491
 492         * interp.c (dispatch): Make this an inline function.
 493
 494         * simops.c (syscall): Use callback->write regardless of
 495         what file descriptor we're writing too.
 496
 497 Sun May 18 16:46:31 1997  Jeffrey A Law  (law@cygnus.com)
 498
 499         * interp.c (load_mem_big): Remove function.  It's now a macro
 500         defined elsewhere.
 501         (compare_simops): New function.
 502         (sim_open): Sort the Simops table before inserting entries
 503         into the hash table.
 504         * mn10300_sim.h: Remove unused #defines.
 505         (load_mem_big): Define.
 506
 507 Fri May 16 16:36:17 1997  Jeffrey A Law  (law@cygnus.com)
 508
 509         * interp.c (load_mem): If we get a load from an out of range
 510         address, abort.
 511         (store_mem): Likewise for stores.
 512         (max_mem): New variable.
 513
 514 Tue May  6 13:24:36 1997  Jeffrey A Law  (law@cygnus.com)
 515
 516         * mn10300_sim.h: Fix ordering of bits in the PSW.
 517
 518         * interp.c: Improve hashing routine to avoid long list
 519         traversals for common instructions.  Add HASH_STAT support.
 520         Rewrite opcode dispatch code using a big switch instead of
 521         cascaded if/else statements.  Avoid useless calls to load_mem.
 522
 523 Mon May  5 18:07:48 1997  Jeffrey A Law  (law@cygnus.com)
 524
 525         * mn10300_sim.h (struct _state): Add space for mdrq register.
 526         (REG_MDRQ): Define.
 527         * simops.c: Don't abort for trap.  Add support for the extended
 528         instructions, "getx", "putx", "mulq", "mulqu", "sat16", "sat24",
 529         and "bsch".
 530
 531 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
 532
 533         * configure: Regenerated to track ../common/aclocal.m4 changes.
 534
 535 Fri Apr 18 14:04:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 536
 537         * interp.c (sim_stop): Add stub function.
 538
 539 Thu Apr 17 03:26:59 1997  Doug Evans  <dje@canuck.cygnus.com>
 540
 541         * Makefile.in (SIM_OBJS): Add sim-load.o.
 542         * interp.c (sim_kind, myname): New static locals.
 543         (sim_open): Set sim_kind, myname.  Ignore -E arg.
 544         (sim_load): Return SIM_RC.  New arg abfd.  Call sim_load_file to
 545         load file into simulator.  Set start address from bfd.
 546         (sim_create_inferior): Return SIM_RC.  Delete arg start_address.
 547
 548 Wed Apr 16 19:30:44 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 549
 550         * simops.c (OP_F020): SYS_execv, SYS_time, SYS_times, SYS_utime
 551         only include if implemented by host.
 552         (OP_F020): Typecast arg passed to time function;
 553
 554 Mon Apr  7 23:57:49 1997  Jeffrey A Law  (law@cygnus.com)
 555
 556         * simops.c (syscall): Handle new mn10300 calling conventions.
 557
 558 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 559
 560         * configure: Regenerated to track ../common/aclocal.m4 changes.
 561         * config.in: Ditto.
 562
 563 Fri Apr  4 20:02:37 1997  Ian Lance Taylor  <ian@cygnus.com>
 564
 565         * Makefile.in: Change mn10300-opc.o to m10300-opc.o, to match
 566         corresponding change in opcodes directory.
 567
 568 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
 569
 570         * interp.c (sim_open): New arg `kind'.
 571
 572         * configure: Regenerated to track ../common/aclocal.m4 changes.
 573
 574 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
 575
 576         * configure: Regenerated to track ../common/aclocal.m4 changes.
 577
 578 Thu Mar 20 11:58:02 1997  Jeffrey A Law  (law@cygnus.com)
 579
 580         * simops.c: Fix register extraction for a two "movbu" variants.
 581         Somewhat simplify "sub" instructions.
 582         Correctly sign extend operands for "mul".  Put the correct
 583         half of the result in MDR for "mul" and "mulu".
 584         Implement remaining instructions.
 585         Tweak opcode for "syscall".
 586
 587 Tue Mar 18 14:21:21 1997  Jeffrey A Law  (law@cygnus.com)
 588
 589         * simops.c: Do syscall emulation in "syscall" instruction.  Add
 590         dummy "trap" instruction.
 591
 592 Wed Mar 19 01:14:00 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 593
 594         * configure: Regenerated to track ../common/aclocal.m4 changes.
 595
 596 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 597
 598         * configure: Re-generate.
 599
 600 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
 601
 602         * configure: Regenerate to track ../common/aclocal.m4 changes.
 603
 604 Thu Mar 13 12:54:45 1997  Doug Evans  <dje@canuck.cygnus.com>
 605
 606         * interp.c (sim_open): New SIM_DESC result.  Argument is now
 607         in argv form.
 608         (other sim_*): New SIM_DESC argument.
 609
 610 Wed Mar 12 15:04:00 1997  Jeffrey A Law  (law@cygnus.com)
 611
 612         * simops.c: Fix carry bit computation for "add" instructions.
 613
 614         * simops.c: Fix typos in bset insns.  Fix arguments to store_mem
 615         for bset imm8,(d8,an) and bclr imm8,(d8,an).
 616
 617 Wed Mar  5 15:00:10 1997  Jeffrey A Law  (law@cygnus.com)
 618
 619         * simops.c: Fix register references when computing Z and N bits
 620         for lsr imm8,dn.
 621
 622 Tue Feb  4 13:33:30 1997  Doug Evans  <dje@canuck.cygnus.com>
 623
 624         * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
 625         COMMON_{PRE,POST}_CONFIG_FRAG instead.
 626         * configure.in: sinclude ../common/aclocal.m4.
 627         * configure: Regenerated.
 628
 629 Fri Jan 24 10:47:25 1997  Jeffrey A Law  (law@cygnus.com)
 630
 631         * interp.c (init_system): Allocate 2^19 bytes of space for the
 632         simulator.
 633
 634 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
 635
 636         * configure configure.in Makefile.in:  Update to new configure
 637         scheme which is more compatible with WinGDB builds.
 638         * configure.in:  Improve comment on how to run autoconf.
 639         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
 640         * Makefile.in:  Use autoconf substitution to install common
 641         makefile fragment.
 642
 643 Tue Jan 21 15:03:04 1997  Jeffrey A Law  (law@cygnus.com)
 644
 645         * simops.c: Undo last change to "rol" and "ror", original code
 646         was correct!
 647
 648 Thu Jan 16 11:28:14 1997  Jeffrey A Law  (law@cygnus.com)
 649
 650         * simops.c: Fix "rol" and "ror".
 651
 652 Wed Jan 15 06:45:58 1997  Jeffrey A Law  (law@cygnus.com)
 653
 654         * simops.c: Fix typo in last change.
 655
 656 Mon Jan 13 13:22:35 1997  Jeffrey A Law  (law@cygnus.com)
 657
 658         * simops.c: Use REG macros in few places not using them yet.
 659
 660 Mon Jan  6 16:21:19 1997  Jeffrey A Law  (law@cygnus.com)
 661
 662         * mn10300_sim.h (struct _state): Fix number of registers!
 663
 664 Tue Dec 31 16:20:41 1996  Jeffrey A Law  (law@cygnus.com)
 665
 666         * mn10300_sim.h (struct _state): Put all registers into a single
 667         array to make gdb implementation easier.
 668         (REG_*): Add definitions for all registers in the state array.
 669         (SEXT32, SEXT40, SEXT44, SEXT60): Remove unused macros.
 670         * simops.c: Related changes.
 671
 672 Wed Dec 18 10:10:45 1996  Jeffrey A Law  (law@cygnus.com)
 673
 674         * interp.c (sim_resume): Handle 0xff as a single byte insn.
 675
 676         * simops.c: Fix overflow computation for "add" and "inc"
 677         instructions.
 678
 679 Mon Dec 16 10:03:52 1996  Jeffrey A Law  (law@cygnus.com)
 680
 681         * simops.c: Handle "break" instruction.
 682
 683         * simops.c: Fix restoring the PC for "ret" and "retf" instructions.
 684
 685 Wed Dec 11 09:53:10 1996  Jeffrey A Law  (law@cygnus.com)
 686
 687         * gencode.c (write_opcodes): Also write out the format of the
 688         opcode.
 689         * mn10300_sim.h (simops): Add "format" field.
 690         * interp.c (sim_resume): Deal with endianness issues here.
 691
 692 Tue Dec 10 15:05:37 1996  Jeffrey A Law  (law@cygnus.com)
 693
 694         * simops.c (REG0_4): Define.
 695         Use REG0_4 for indexed loads/stores.
 696
 697 Sat Dec  7 09:50:28 1996  Jeffrey A Law  (law@cygnus.com)
 698
 699         * simops.c (REG0_16): Fix typo.
 700
 701 Fri Dec  6 14:13:34 1996  Jeffrey A Law  (law@cygnus.com)
 702
 703         * simops.c: Call abort for any instruction that's not currently
 704         simulated.
 705
 706         * simops.c: Define accessor macros to extract register
 707         values from instructions.  Use them consistently.
 708
 709         * interp.c: Delete unused global variable "OP".
 710         (sim_resume): Remove unused variable "opcode".
 711         * simops.c: Fix some uninitialized variable problems, add
 712         parens to fix various -Wall warnings.
 713
 714         * gencode.c (write_header): Add "insn" and "extension" arguments
 715         to the OP_* declarations.
 716         (write_template): Similarly for function templates.
 717         * interp.c (insn, extension): Remove global variables.  Instead
 718         pass them as arguments to the OP_* functions.
 719         * mn10300_sim.h: Remove decls for "insn" and "extension".
 720         * simops.c (OP_*): Accept "insn" and "extension" as arguments
 721         instead of using globals.
 722
 723 Thu Dec  5 22:26:31 1996  Jeffrey A Law  (law@cygnus.com)
 724
 725         * simops.c: Fix typos in "mov am,(d16,an)" and "mov am,(d32,an)"
 726
 727         * simops.c: Fix thinkos in last change to "inc dn".
 728
 729 Wed Dec  4 10:57:53 1996  Jeffrey A Law  (law@cygnus.com)
 730
 731         * simops.c: "add imm,sp" does not effect the condition codes.
 732         "inc dn" does effect the condition codes.
 733
 734 Tue Dec  3 17:37:45 1996  Jeffrey A Law  (law@cygnus.com)
 735
 736         * simops.c: Treat both operands as signed values for
 737         "div" instruction.
 738
 739         * simops.c: Fix simulation of division instructions.
 740         Fix typos/thinkos in several "cmp" and "sub" instructions.
 741
 742 Mon Dec  2 12:31:40 1996  Jeffrey A Law  (law@cygnus.com)
 743
 744         * simops.c: Fix carry bit handling in "sub" and "cmp"
 745         instructions.
 746
 747         * simops.c: Fix "mov imm8,an" and "mov imm16,dn".
 748
 749 Sun Dec  1 16:05:42 1996  Jeffrey A Law  (law@cygnus.com)
 750
 751         * simops.c: Fix overflow computation for many instructions.
 752
 753         * simops.c: Fix "mov dm, an", "movbu dm, (an)", and "movhu dm, (an)".
 754
 755         * simops.c: Fix "mov am, dn".
 756
 757         * simops.c: Fix more bugs in "add imm,an" and
 758         "add imm,dn".
 759
 760 Wed Nov 27 09:20:42 1996  Jeffrey A Law  (law@cygnus.com)
 761
 762         * simops.c: Fix bugs in "movm" and "add imm,an".
 763
 764         * simops.c: Don't lose the upper 24 bits of the return
 765         pointer in "call" and "calls" instructions.  Rough cut
 766         at emulated system calls.
 767
 768         * simops.c: Implement the remaining 5, 6 and 7 byte instructions.
 769
 770         * simops.c: Implement remaining 4 byte instructions.
 771
 772         * simops.c: Implement remaining 3 byte instructions.
 773
 774         * simops.c: Implement remaining 2 byte instructions.  Call
 775         abort for instructions we're not implementing now.
 776
 777 Tue Nov 26 15:43:41 1996  Jeffrey A Law  (law@cygnus.com)
 778
 779         * simops.c: Implement lots of random instructions.
 780
 781         * simops.c: Implement "movm" and "bCC" insns.
 782
 783         * mn10300_sim.h (_state): Add another register (MDR).
 784         (REG_MDR): Define.
 785         * simops.c: Implement "cmp", "calls", "rets", "jmp" and
 786         a few additional random insns.
 787
 788         * mn10300_sim.h (PSW_*): Define for CC status tracking.
 789         (REG_D0, REG_A0, REG_SP): Define.
 790         * simops.c: Implement "add", "addc" and a few other random
 791         instructions.
 792
 793         * gencode.c, interp.c: Snapshot current simulator code.
 794
 795 Mon Nov 25 12:46:38 1996  Jeffrey A Law  (law@cygnus.com)
 796
 797         * Makefile.in, config.in, configure, configure.in: New files.
 798         * gencode.c, interp.c, mn10300_sim.h, simops.c: New files.
 799