sim/mn10300/ChangeLog

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