sim/mn10300/ChangeLog

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