sim/mn10300/ChangeLog

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