sim/mn10300/ChangeLog

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