sim/mn10300/ChangeLog

   1 Thu Jul  9 10:06:55 1998  Jeffrey A Law  (law@cygnus.com)
   2
   3         * mn10300.igen: Fix Z bit for addc and subc instructions.
   4         Minor fixes in multiply/divide patterns.
   5
   6 start-sanitize-am33
   7         * am33.igen: Fix Z bit for remaining addc/subc instructions.
   8         Do not sign extend immediate for mov imm,XRn.
   9         More random mul, mac & div fixes.
  10         Remove some unused variables.
  11         Sign extend 24bit displacement in memory addresses.
  12
  13         * am33.igen: Fix Z bit for addc Rm,Rn and subc Rm,Rn.  Various
  14         fixes to 2 register multiply, divide and mac instructions.  Set
  15         Z,N correctly for sat16.  Sign extend 24 bit immediate for add,
  16         and sub instructions.
  17
  18         * am33.igen: Add remaining non-DSP instructions.
  19 end-sanitize-am33
  20
  21 start-sanitize-am33
  22 Wed Jul  8 16:29:12 1998  Jeffrey A Law  (law@cygnus.com)
  23
  24         * am33.igen (translate_rreg): New function.  Use it as appropriate.
  25
  26         * am33.igen: More am33 instructions.  Fix "div".
  27
  28 Mon Jul  6 15:39:22 1998  Jeffrey A Law  (law@cygnus.com)
  29
  30         * mn10300.igen: Add am33 support.
  31
  32         * Makefile.in: Use multi-sim to support both a mn10300 and am33
  33         simulator.
  34
  35         * am33.igen: Add many more am33 instructions.
  36
  37 end-sanitize-am33
  38 Wed Jul  1 17:07:09 1998  Jeffrey A Law  (law@cygnus.com)
  39
  40         * mn10300_sim.h (FETCH24): Define.
  41
  42 start-sanitize-am33
  43         * mn10300_sim.h: Add defines for some registers found on the AM33.
  44         * am33.igen: New file with some am33 support.
  45 end-sanitize-am33
  46
  47 Tue Jun 30 11:23:20 1998  Jeffrey A Law  (law@cygnus.com)
  48
  49         * mn10300_sim.h: Include bfd.h
  50         (struct state): Add more room for processor specific registers.
  51 start-sanitize-am33
  52         (REG_E0): Define.
  53 end-sanitize-am33
  54
  55 start-sanitize-am30
  56 Thu Jun 25 10:12:03 1998  Joyce Janczyn  <janczyn@cygnus.com>
  57
  58         * dv-mn103tim.c: Include sim-assert.h
  59         * dv-mn103ser.c (do_polling_event): Check for incoming data on
  60         serial line and schedule next polling event.
  61         (read_status_reg): schedule events to check for incoming data on
  62         serial line and issue interrupt if necessary.
  63
  64 Fri Jun 19 16:47:27 1998  Joyce Janczyn  <janczyn@cygnus.com>
  65
  66         * interp.c (sim_open): hook up serial 1 and 2 ports properly (typo).
  67
  68 Fri Jun 19 11:59:26 1998  Joyce Janczyn  <janczyn@cygnus.com>
  69
  70         * interp.c (board): Rename am32 to stdeval1 as this is the name
  71         consistently used to refer to the mn1030002 board.
  72
  73 Thu June 18 14:37:14 1998  Joyce Janczyn  <janczyn@cygnus.com>
  74         * interp.c (sim_open): Fix typo in address of EXTMD register
  75         (0x34000280, not 0x3400280).
  76
  77 end-sanitize-am30
  78 Wed Jun 17 18:00:18 1998  Jeffrey A Law  (law@cygnus.com)
  79
  80         * simops.c (syscall): Handle change in opcode # for syscall.
  81         * mn10300.igen (syscall): Likewise.
  82
  83 start-sanitize-am30
  84 Tue June 16 09:36:21 1998  Joyce Janczyn  <janczyn@cygnus.com>
  85         * dv-mn103int.c (mn103int_finish): Regular interrupts (not NMI or
  86         reset) are not enabled on reset.
  87
  88 Sun June 14 17:04:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
  89         * dv-mn103iop.c (write_*_reg): Check for attempt to write r/o
  90         register bits.
  91         * dv-mn103ser.c: Fill in methods for reading and writing to serial
  92         device registers.
  93         * interp.c (sim_open): Make the serial device a polling device.
  94
  95 Fri June 12 16:24:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
  96         * dv-mn103iop.c: New file for handling am32 io ports.
  97         * configure.in: Add mn103iop to hw_device list.
  98         * configure: Re-generate.
  99         * interp.c (sim_open): Create io port device.
 100
 101 Wed June 10 14:34:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 102         * dv-mn103int.c (external_group): Use enumerated types to access
 103         correct group addresses.
 104         * dv-mn103tim.c (do_counter_event): Underflow of cascaded timer
 105         triggers an interrupt on the higher-numbered timer's port.
 106
 107 end-sanitize-am30
 108 Mon June 8 13:30:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 109         * interp.c: (mn10300_option_handler): New function parses arguments
 110         using sim-options.
 111 start-sanitize-am30
 112         * (board): Add --board option for specifying am32.
 113         * (sim_open): Create new timer and serial devices and control
 114         configuration of other am32 devices via board option.
 115         * dv-mn103tim.c, dv-mn103ser.c: New files for timers and serial devices.
 116         * dv-mn103cpu.c: Fix typos in opening comments.
 117         * dv-mn103int.c: Adjust interrupt controller settings for am32 instead of am30.
 118         * configure.in: Add mn103tim and mn103ser to hw_device list.
 119         * configure: Re-generate.
 120 end-sanitize-am30
 121
 122 start-sanitize-am30
 123 Mon May 25 20:50:35 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 124
 125         * dv-mn103int.c, dv-mn103cpu.c: Rename *_callback to *_method.
 126
 127         * dv-mn103cpu.c, dv-mn103int.c: Include hw-main.h and
 128         sim-main.h. Declare a struct hw_descriptor instead of struct
 129         hw_device_descriptor.
 130
 131 Mon May 25 17:33:33 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 132
 133         * dv-mn103cpu.c (struct mn103cpu): Change type of pending_handler
 134         to struct hw_event.
 135
 136 Fri May 22 12:17:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 137
 138         * configure.in (SIM_AC_OPTION_HARDWARE): Add argument "yes".
 139
 140 Wed May  6 13:29:06 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 141
 142         * interp.c (sim_open): Create a polling PAL device.
 143
 144 end-sanitize-am30
 145 Fri May  1 16:39:15 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 146
 147         * dv-mn103int.c (mn103int_port_event):
 148         (mn103int_port_event):
 149         (mn103int_io_read_buffer):
 150         (mn103int_io_write_buffer):
 151
 152         * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Drop CPU/CIA args.
 153         (mn103cpu_port_event): Ditto.
 154         (mn103cpu_io_read_buffer): Ditto.
 155         (mn103cpu_io_write_buffer): Ditto.
 156
 157 Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>
 158
 159         * configure: Regenerated to track ../common/aclocal.m4 changes.
 160
 161 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 162
 163         * configure: Regenerated to track ../common/aclocal.m4 changes.
 164         * config.in: Ditto.
 165
 166 Sun Apr 26 15:19:55 1998  Tom Tromey  <tromey@cygnus.com>
 167
 168         * acconfig.h: New file.
 169         * configure.in: Reverted change of Apr 24; use sinclude again.
 170
 171 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 172
 173         * configure: Regenerated to track ../common/aclocal.m4 changes.
 174         * config.in: Ditto.
 175
 176 Fri Apr 24 11:19:07 1998  Tom Tromey  <tromey@cygnus.com>
 177
 178         * configure.in: Don't call sinclude.
 179
 180 Tue Apr 14 10:03:02 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 181
 182         * mn10300_sim.h: Declare all functions in op_utils.c using
 183         INLINE_SIM_MAIN.
 184         * op_utils.c: Ditto.
 185         * sim-main.c: New file.  Include op_utils.c.
 186
 187         * mn10300.igen (mov, cmp): Use new igen operators `!' and `=' to
 188         differentiate between MOV/CMP immediate/register instructions.
 189
 190         * configure.in (SIM_AC_OPTION_INLINE): Add and enable.
 191         * configure: Regenerate.
 192
 193 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 194
 195         * configure: Regenerated to track ../common/aclocal.m4 changes.
 196
 197 start-sanitize-am30
 198 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 199
 200         * interp.c (hw): Delete variable, moved to SIM_DESC.
 201         (sim_open): Delete calls to hw_tree_create, hw_tree_finish.
 202         Handled by sim-module.
 203         (sim_open): Do not anotate tree with trace properties, handled by
 204         sim-hw.c
 205         (sim_open): Call sim_hw_parse instead of hw_tree_parse.
 206
 207         * configure: Regenerated to track ../common/aclocal.m4 changes.
 208
 209 end-sanitize-am30
 210 start-sanitize-am30
 211 Thu Mar 26 20:46:18 1998  Stu Grossman  <grossman@bhuna.cygnus.co.uk>
 212
 213         * dv-mn103cpu.c (deliver_mn103cpu_interrupt):  Save the entire PC
 214         on the stack when delivering interrupts (not just the lower
 215         half)...
 216         * mn10300.igen (mov (Di,Am),Dn):  Fix decode.  Registers were
 217         specified in the wrong order.
 218
 219 end-sanitize-am30
 220 start-sanitize-am30
 221 Fri Mar 27 00:56:40 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 222
 223         * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Stop loss of
 224         succeeding interrupts, clear pending_handler when the handler
 225         isn't re-scheduled.
 226
 227 end-sanitize-am30
 228 Thu Mar 26 10:11:01 1998  Stu Grossman  <grossman@bhuna.cygnus.co.uk>
 229
 230         * Makefile.in (tmp-igen):  Prefix all usage of move-if-change
 231         script with $(SHELL) to make NT native builds happy.
 232         * configure:  Regenerate because of change to ../common/aclocal.m4.
 233
 234 Thu Mar 26 11:22:31 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 235
 236         * configure.in: Make --enable-sim-common the default.
 237         * configure: Re-generate.
 238
 239         * sim-main.h (CIA_GET, CIA_SET): Save/restore current instruction
 240         address into Sate.regs[REG_PC] instead of common struct.
 241
 242 Wed Mar 25 17:42:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 243
 244         * mn10300.igen (cmp imm8,An): Do not sign extend imm8 value.
 245
 246 Wed Mar 25 12:08:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 247
 248         * simops.c (OP_F0FD): Initialise variable 'sp'.
 249
 250 start-sanitize-am30
 251 Thu Mar 26 00:21:32 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 252
 253         * dv-mn103int.c (decode_group): A group register every 4 bytes not
 254         8.
 255         (write_icr): Rewrite equation updating request field.
 256         (read_iagr): Fix check that interrupt is still pending.
 257
 258 end-sanitize-am30
 259 start-sanitize-am30
 260 Wed Mar 25 16:14:50 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 261
 262         * interp.c (sim_open): Tidy up device creation.
 263
 264         * dv-mn103int.c (mn103int_port_event): Drive NMI with non-zero
 265         value.
 266         (mn103int_io_read_buffer): Convert absolute address to register
 267         block offsets.
 268         (read_icr, write_icr): Convert block offset into group offset.
 269
 270 end-sanitize-am30
 271 Wed Mar 25 15:08:49 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 272
 273         * interp.c (sim_open): Create second 1mb memory region at
 274         0x40000000.
 275         (sim_open): Create a device tree.
 276         (sim-hw.h): Include.
 277 start-sanitize-am30
 278         (do_interrupt): Delete, needs to use dv-mn103cpu.c
 279
 280         * dv-mn103int.c, dv-mn103cpu.c: New files.
 281 end-sanitize-am30
 282
 283 Wed Mar 25 08:47:38 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 284
 285         * mn10300_sim.h (EXTRACT_PSW_LM, INSERT_PSW_LM, PSW_IE, PSW_LM):
 286         Define.
 287         (SP): Define.
 288
 289 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 290
 291         * configure: Regenerated to track ../common/aclocal.m4 changes.
 292
 293 Wed Mar 25 10:24:48 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 294
 295         * interp.c (sim-options.h): Include.
 296         (sim_kind, myname): Declare when not using common framework.
 297
 298         * mn10300_sim.h (do_syscall, generic*): Provide prototypes for
 299         functions found in op_utils.c
 300
 301         * mn10300.igen (add): Discard unused variables.
 302
 303         * configure, config.in: Re-generate with autoconf 2.12.1.
 304
 305 Tue Mar 24 15:27:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 306
 307         Add support for --enable-sim-common option.
 308         * Makefile.in (WITHOUT_COMMON_OBJS): Files included if
 309         ! --enable-sim-common
 310         (WITH_COMMON_OBJS): Files included if --enable-sim-common.
 311         (MN10300_OBJS,MN10300_INTERP_DEP): New variables.
 312         (SIM_OBJS): Rewrite.
 313         ({WITHOUT,WITH}_COMMON_RUN_OBJS,SIM_RUN_OBJS): New variables.
 314         (SIM_EXTRA_CFLAGS): New variable.
 315         (clean-extra): Clean up igen files.
 316         (../igen/igen,clean-igen,tmp-igen): New rules.
 317         * configure.in: Add support for common framework via
 318         --enable-sim-common.
 319         * configure: Regenerate.
 320         * interp.c: #include sim-main if WITH_COMMON, not mn10300_sim.h.
 321         (hash,dispatch,sim_size): Don't compile if ! WITH_COMMON.
 322         (init_system,sim_write,compare_simops): Likewise.
 323         (sim_set_profile,sim_set_profile_size): Likewise.
 324         (sim_stop,sim_resume,sim_trace,sim_info): Likewise.
 325         (sim_set_callbacks,sim_stop_reason,sim_read,sim_load): Likewise.
 326         (enum interrupt_type): New enum.
 327         (interrupt_names): New global.
 328         (do_interrupt): New function.
 329         (sim_open): Define differently if WITH_COMMON.
 330         (sim_close,sim_create_inferior,sim_do_command): Likewise.
 331         * mn10300_sim.h ({load,store}_{byte,half,word}): Define versions
 332         for WITH_COMMON.
 333         * mn10300.igen: New file.
 334         * mn10300.dc: New file.
 335         * op_utils.c: New file.
 336         * sim-main.h: New file.
 337
 338 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 339
 340         * configure: Regenerated to track ../common/aclocal.m4 changes.
 341
 342 Fri Feb 27 18:36:04 1998  Jeffrey A Law  (law@cygnus.com)
 343
 344         * simops.c (inc): Fix typo.
 345
 346 Wed Feb 25 01:59:29 1998  Jeffrey A Law  (law@cygnus.com)
 347
 348         * simops.c (signed multiply instructions): Cast input operands to
 349         signed32 before casting them to signed64 so that the sign bit
 350         is propagated properly.
 351
 352 Mon Feb 23 20:23:19 1998  Mark Alexander  <marka@cygnus.com>
 353
 354         * Makefile.in: Last change was bad.  Define NL_TARGET
 355         so that targ-vals.h will be used instead of syscall.h.
 356         * simops.c: Use targ-vals.h instead of syscall.h.
 357         (OP_F020): Disable unsupported system calls.
 358
 359 Mon Feb 23 09:44:38 1998  Mark Alexander  <marka@cygnus.com>
 360
 361         * Makefile.in: Get header files from libgloss/mn10300/sys.
 362
 363 Sun Feb 22 16:02:24 1998  Jeffrey A Law  (law@cygnus.com)
 364
 365         * simops.c: Include sim-types.h.
 366
 367 Wed Feb 18 13:07:08 1998  Jeffrey A Law  (law@cygnus.com)
 368
 369         * simops.c (multiply instructions): Cast input operands to a
 370         signed64/unsigned64 type as appropriate.
 371
 372 Tue Feb 17 12:47:16 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 373
 374         * interp.c (sim_store_register, sim_fetch_register): Pass in
 375         length parameter.  Return -1.
 376
 377 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 378
 379         * configure: Regenerated to track ../common/aclocal.m4 changes.
 380
 381 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 382
 383         * configure: Regenerated to track ../common/aclocal.m4 changes.
 384
 385 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
 386
 387         * configure: Regenerated to track ../common/aclocal.m4 changes.
 388
 389 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 390
 391         * configure: Regenerated to track ../common/aclocal.m4 changes.
 392         * config.in: Ditto.
 393
 394 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
 395
 396         * configure: Regenerated to track ../common/aclocal.m4 changes.
 397
 398 Tue Nov 11 10:38:52 1997  Jeffrey A Law  (law@cygnus.com)
 399
 400         * simops.c (call:16 call:32): Stack adjustment is determined solely
 401         by the imm8 field.
 402
 403 Wed Oct 22 14:43:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 404
 405         * interp.c (sim_load): Pass lma_p and sim_write args to
 406         sim_load_file.
 407
 408 Tue Oct 21 10:12:03 1997  Jeffrey A Law  (law@cygnus.com)
 409
 410         * simops.c: Correctly handle register restores for "ret" and "retf"
 411         instructions.
 412
 413 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 414
 415         * configure: Regenerated to track ../common/aclocal.m4 changes.
 416
 417 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 418
 419         * configure: Regenerated to track ../common/aclocal.m4 changes.
 420
 421 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 422
 423         * configure: Regenerated to track ../common/aclocal.m4 changes.
 424
 425 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 426
 427         * configure: Regenerated to track ../common/aclocal.m4 changes.
 428
 429 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 430
 431         * configure: Regenerated to track ../common/aclocal.m4 changes.
 432
 433 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 434
 435         * configure: Regenerated to track ../common/aclocal.m4 changes.
 436
 437 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
 438
 439         * configure: Regenerated to track ../common/aclocal.m4 changes.
 440
 441 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 442
 443         * configure: Regenerated to track ../common/aclocal.m4 changes.
 444         * config.in: Ditto.
 445
 446 Tue Aug 26 10:41:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 447
 448         * interp.c (sim_kill): Delete.
 449         (sim_create_inferior): Add ABFD argument.
 450         (sim_load): Move setting of PC from here.
 451         (sim_create_inferior): To here.
 452
 453 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 454
 455         * configure: Regenerated to track ../common/aclocal.m4 changes.
 456         * config.in: Ditto.
 457
 458 Mon Aug 25 16:14:44 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 459
 460         * interp.c (sim_open): Add ABFD argument.
 461
 462 Tue Jun 24 13:46:20 1997  Jeffrey A Law  (law@cygnus.com)
 463
 464         * interp.c (sim_resume): Clear State.exited.
 465         (sim_stop_reason): If State.exited is nonzero, then indicate that
 466         the simulator exited instead of stopped.
 467         * mn10300_sim.h (struct _state): Add exited field.
 468         * simops.c (syscall): Set State.exited for SYS_exit.
 469
 470 Wed Jun 11 22:07:56 1997  Jeffrey A Law  (law@cygnus.com)
 471
 472         * simops.c: Fix thinko in last change.
 473
 474 Tue Jun 10 12:31:32 1997  Jeffrey A Law  (law@cygnus.com)
 475
 476         * simops.c: "call" stores the callee saved registers into the
 477         stack!  Update the stack pointer properly when done with
 478         register saves.
 479
 480         * simops.c: Fix return address computation for "call" instructions.
 481
 482 Thu May 22 01:43:11 1997  Jeffrey A Law  (law@cygnus.com)
 483
 484         * interp.c (sim_open): Fix typo.
 485
 486 Wed May 21 23:27:58 1997  Jeffrey A Law  (law@cygnus.com)
 487
 488         * interp.c (sim_resume): Add missing case in big switch
 489         statement (for extb instruction).
 490
 491 Tue May 20 17:51:30 1997  Jeffrey A Law  (law@cygnus.com)
 492
 493         * interp.c: Replace all references to load_mem and store_mem
 494         with references to load_byte, load_half, load_3_byte, load_word
 495         and store_byte, store_half, store_3_byte, store_word.
 496         (INLINE): Delete definition.
 497         (load_mem_big): Likewise.
 498         (max_mem): Make it global.
 499         (dispatch): Make this function inline.
 500         (load_mem, store_mem): Delete functions.
 501         * mn10300_sim.h (INLINE): Define.
 502         (RLW): Delete unused definition.
 503         (load_mem, store_mem): Delete declarations.
 504         (load_mem_big): New definition.
 505         (load_byte, load_half, load_3_byte, load_word): New functions.
 506         (store_byte, store_half, store_3_byte, store_word): New functions.
 507         * simops.c:  Replace all references to load_mem and store_mem
 508         with references to load_byte, load_half, load_3_byte, load_word
 509         and store_byte, store_half, store_3_byte, store_word.
 510
 511 Tue May 20 10:21:51 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 512
 513         * interp.c (sim_open): Add callback to arguments.
 514         (sim_set_callbacks): Delete SIM_DESC argument.
 515
 516 Mon May 19 13:54:22 1997  Jeffrey A Law  (law@cygnus.com)
 517
 518         * interp.c (dispatch): Make this an inline function.
 519
 520         * simops.c (syscall): Use callback->write regardless of
 521         what file descriptor we're writing too.
 522
 523 Sun May 18 16:46:31 1997  Jeffrey A Law  (law@cygnus.com)
 524
 525         * interp.c (load_mem_big): Remove function.  It's now a macro
 526         defined elsewhere.
 527         (compare_simops): New function.
 528         (sim_open): Sort the Simops table before inserting entries
 529         into the hash table.
 530         * mn10300_sim.h: Remove unused #defines.
 531         (load_mem_big): Define.
 532
 533 Fri May 16 16:36:17 1997  Jeffrey A Law  (law@cygnus.com)
 534
 535         * interp.c (load_mem): If we get a load from an out of range
 536         address, abort.
 537         (store_mem): Likewise for stores.
 538         (max_mem): New variable.
 539
 540 Tue May  6 13:24:36 1997  Jeffrey A Law  (law@cygnus.com)
 541
 542         * mn10300_sim.h: Fix ordering of bits in the PSW.
 543
 544         * interp.c: Improve hashing routine to avoid long list
 545         traversals for common instructions.  Add HASH_STAT support.
 546         Rewrite opcode dispatch code using a big switch instead of
 547         cascaded if/else statements.  Avoid useless calls to load_mem.
 548
 549 Mon May  5 18:07:48 1997  Jeffrey A Law  (law@cygnus.com)
 550
 551         * mn10300_sim.h (struct _state): Add space for mdrq register.
 552         (REG_MDRQ): Define.
 553         * simops.c: Don't abort for trap.  Add support for the extended
 554         instructions, "getx", "putx", "mulq", "mulqu", "sat16", "sat24",
 555         and "bsch".
 556
 557 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
 558
 559         * configure: Regenerated to track ../common/aclocal.m4 changes.
 560
 561 Fri Apr 18 14:04:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 562
 563         * interp.c (sim_stop): Add stub function.
 564
 565 Thu Apr 17 03:26:59 1997  Doug Evans  <dje@canuck.cygnus.com>
 566
 567         * Makefile.in (SIM_OBJS): Add sim-load.o.
 568         * interp.c (sim_kind, myname): New static locals.
 569         (sim_open): Set sim_kind, myname.  Ignore -E arg.
 570         (sim_load): Return SIM_RC.  New arg abfd.  Call sim_load_file to
 571         load file into simulator.  Set start address from bfd.
 572         (sim_create_inferior): Return SIM_RC.  Delete arg start_address.
 573
 574 Wed Apr 16 19:30:44 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 575
 576         * simops.c (OP_F020): SYS_execv, SYS_time, SYS_times, SYS_utime
 577         only include if implemented by host.
 578         (OP_F020): Typecast arg passed to time function;
 579
 580 Mon Apr  7 23:57:49 1997  Jeffrey A Law  (law@cygnus.com)
 581
 582         * simops.c (syscall): Handle new mn10300 calling conventions.
 583
 584 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 585
 586         * configure: Regenerated to track ../common/aclocal.m4 changes.
 587         * config.in: Ditto.
 588
 589 Fri Apr  4 20:02:37 1997  Ian Lance Taylor  <ian@cygnus.com>
 590
 591         * Makefile.in: Change mn10300-opc.o to m10300-opc.o, to match
 592         corresponding change in opcodes directory.
 593
 594 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
 595
 596         * interp.c (sim_open): New arg `kind'.
 597
 598         * configure: Regenerated to track ../common/aclocal.m4 changes.
 599
 600 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
 601
 602         * configure: Regenerated to track ../common/aclocal.m4 changes.
 603
 604 Thu Mar 20 11:58:02 1997  Jeffrey A Law  (law@cygnus.com)
 605
 606         * simops.c: Fix register extraction for a two "movbu" variants.
 607         Somewhat simplify "sub" instructions.
 608         Correctly sign extend operands for "mul".  Put the correct
 609         half of the result in MDR for "mul" and "mulu".
 610         Implement remaining instructions.
 611         Tweak opcode for "syscall".
 612
 613 Tue Mar 18 14:21:21 1997  Jeffrey A Law  (law@cygnus.com)
 614
 615         * simops.c: Do syscall emulation in "syscall" instruction.  Add
 616         dummy "trap" instruction.
 617
 618 Wed Mar 19 01:14:00 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 619
 620         * configure: Regenerated to track ../common/aclocal.m4 changes.
 621
 622 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 623
 624         * configure: Re-generate.
 625
 626 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
 627
 628         * configure: Regenerate to track ../common/aclocal.m4 changes.
 629
 630 Thu Mar 13 12:54:45 1997  Doug Evans  <dje@canuck.cygnus.com>
 631
 632         * interp.c (sim_open): New SIM_DESC result.  Argument is now
 633         in argv form.
 634         (other sim_*): New SIM_DESC argument.
 635
 636 Wed Mar 12 15:04:00 1997  Jeffrey A Law  (law@cygnus.com)
 637
 638         * simops.c: Fix carry bit computation for "add" instructions.
 639
 640         * simops.c: Fix typos in bset insns.  Fix arguments to store_mem
 641         for bset imm8,(d8,an) and bclr imm8,(d8,an).
 642
 643 Wed Mar  5 15:00:10 1997  Jeffrey A Law  (law@cygnus.com)
 644
 645         * simops.c: Fix register references when computing Z and N bits
 646         for lsr imm8,dn.
 647
 648 Tue Feb  4 13:33:30 1997  Doug Evans  <dje@canuck.cygnus.com>
 649
 650         * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
 651         COMMON_{PRE,POST}_CONFIG_FRAG instead.
 652         * configure.in: sinclude ../common/aclocal.m4.
 653         * configure: Regenerated.
 654
 655 Fri Jan 24 10:47:25 1997  Jeffrey A Law  (law@cygnus.com)
 656
 657         * interp.c (init_system): Allocate 2^19 bytes of space for the
 658         simulator.
 659
 660 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
 661
 662         * configure configure.in Makefile.in:  Update to new configure
 663         scheme which is more compatible with WinGDB builds.
 664         * configure.in:  Improve comment on how to run autoconf.
 665         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
 666         * Makefile.in:  Use autoconf substitution to install common
 667         makefile fragment.
 668
 669 Tue Jan 21 15:03:04 1997  Jeffrey A Law  (law@cygnus.com)
 670
 671         * simops.c: Undo last change to "rol" and "ror", original code
 672         was correct!
 673
 674 Thu Jan 16 11:28:14 1997  Jeffrey A Law  (law@cygnus.com)
 675
 676         * simops.c: Fix "rol" and "ror".
 677
 678 Wed Jan 15 06:45:58 1997  Jeffrey A Law  (law@cygnus.com)
 679
 680         * simops.c: Fix typo in last change.
 681
 682 Mon Jan 13 13:22:35 1997  Jeffrey A Law  (law@cygnus.com)
 683
 684         * simops.c: Use REG macros in few places not using them yet.
 685
 686 Mon Jan  6 16:21:19 1997  Jeffrey A Law  (law@cygnus.com)
 687
 688         * mn10300_sim.h (struct _state): Fix number of registers!
 689
 690 Tue Dec 31 16:20:41 1996  Jeffrey A Law  (law@cygnus.com)
 691
 692         * mn10300_sim.h (struct _state): Put all registers into a single
 693         array to make gdb implementation easier.
 694         (REG_*): Add definitions for all registers in the state array.
 695         (SEXT32, SEXT40, SEXT44, SEXT60): Remove unused macros.
 696         * simops.c: Related changes.
 697
 698 Wed Dec 18 10:10:45 1996  Jeffrey A Law  (law@cygnus.com)
 699
 700         * interp.c (sim_resume): Handle 0xff as a single byte insn.
 701
 702         * simops.c: Fix overflow computation for "add" and "inc"
 703         instructions.
 704
 705 Mon Dec 16 10:03:52 1996  Jeffrey A Law  (law@cygnus.com)
 706
 707         * simops.c: Handle "break" instruction.
 708
 709         * simops.c: Fix restoring the PC for "ret" and "retf" instructions.
 710
 711 Wed Dec 11 09:53:10 1996  Jeffrey A Law  (law@cygnus.com)
 712
 713         * gencode.c (write_opcodes): Also write out the format of the
 714         opcode.
 715         * mn10300_sim.h (simops): Add "format" field.
 716         * interp.c (sim_resume): Deal with endianness issues here.
 717
 718 Tue Dec 10 15:05:37 1996  Jeffrey A Law  (law@cygnus.com)
 719
 720         * simops.c (REG0_4): Define.
 721         Use REG0_4 for indexed loads/stores.
 722
 723 Sat Dec  7 09:50:28 1996  Jeffrey A Law  (law@cygnus.com)
 724
 725         * simops.c (REG0_16): Fix typo.
 726
 727 Fri Dec  6 14:13:34 1996  Jeffrey A Law  (law@cygnus.com)
 728
 729         * simops.c: Call abort for any instruction that's not currently
 730         simulated.
 731
 732         * simops.c: Define accessor macros to extract register
 733         values from instructions.  Use them consistently.
 734
 735         * interp.c: Delete unused global variable "OP".
 736         (sim_resume): Remove unused variable "opcode".
 737         * simops.c: Fix some uninitialized variable problems, add
 738         parens to fix various -Wall warnings.
 739
 740         * gencode.c (write_header): Add "insn" and "extension" arguments
 741         to the OP_* declarations.
 742         (write_template): Similarly for function templates.
 743         * interp.c (insn, extension): Remove global variables.  Instead
 744         pass them as arguments to the OP_* functions.
 745         * mn10300_sim.h: Remove decls for "insn" and "extension".
 746         * simops.c (OP_*): Accept "insn" and "extension" as arguments
 747         instead of using globals.
 748
 749 Thu Dec  5 22:26:31 1996  Jeffrey A Law  (law@cygnus.com)
 750
 751         * simops.c: Fix typos in "mov am,(d16,an)" and "mov am,(d32,an)"
 752
 753         * simops.c: Fix thinkos in last change to "inc dn".
 754
 755 Wed Dec  4 10:57:53 1996  Jeffrey A Law  (law@cygnus.com)
 756
 757         * simops.c: "add imm,sp" does not effect the condition codes.
 758         "inc dn" does effect the condition codes.
 759
 760 Tue Dec  3 17:37:45 1996  Jeffrey A Law  (law@cygnus.com)
 761
 762         * simops.c: Treat both operands as signed values for
 763         "div" instruction.
 764
 765         * simops.c: Fix simulation of division instructions.
 766         Fix typos/thinkos in several "cmp" and "sub" instructions.
 767
 768 Mon Dec  2 12:31:40 1996  Jeffrey A Law  (law@cygnus.com)
 769
 770         * simops.c: Fix carry bit handling in "sub" and "cmp"
 771         instructions.
 772
 773         * simops.c: Fix "mov imm8,an" and "mov imm16,dn".
 774
 775 Sun Dec  1 16:05:42 1996  Jeffrey A Law  (law@cygnus.com)
 776
 777         * simops.c: Fix overflow computation for many instructions.
 778
 779         * simops.c: Fix "mov dm, an", "movbu dm, (an)", and "movhu dm, (an)".
 780
 781         * simops.c: Fix "mov am, dn".
 782
 783         * simops.c: Fix more bugs in "add imm,an" and
 784         "add imm,dn".
 785
 786 Wed Nov 27 09:20:42 1996  Jeffrey A Law  (law@cygnus.com)
 787
 788         * simops.c: Fix bugs in "movm" and "add imm,an".
 789
 790         * simops.c: Don't lose the upper 24 bits of the return
 791         pointer in "call" and "calls" instructions.  Rough cut
 792         at emulated system calls.
 793
 794         * simops.c: Implement the remaining 5, 6 and 7 byte instructions.
 795
 796         * simops.c: Implement remaining 4 byte instructions.
 797
 798         * simops.c: Implement remaining 3 byte instructions.
 799
 800         * simops.c: Implement remaining 2 byte instructions.  Call
 801         abort for instructions we're not implementing now.
 802
 803 Tue Nov 26 15:43:41 1996  Jeffrey A Law  (law@cygnus.com)
 804
 805         * simops.c: Implement lots of random instructions.
 806
 807         * simops.c: Implement "movm" and "bCC" insns.
 808
 809         * mn10300_sim.h (_state): Add another register (MDR).
 810         (REG_MDR): Define.
 811         * simops.c: Implement "cmp", "calls", "rets", "jmp" and
 812         a few additional random insns.
 813
 814         * mn10300_sim.h (PSW_*): Define for CC status tracking.
 815         (REG_D0, REG_A0, REG_SP): Define.
 816         * simops.c: Implement "add", "addc" and a few other random
 817         instructions.
 818
 819         * gencode.c, interp.c: Snapshot current simulator code.
 820
 821 Mon Nov 25 12:46:38 1996  Jeffrey A Law  (law@cygnus.com)
 822
 823         * Makefile.in, config.in, configure, configure.in: New files.
 824         * gencode.c, interp.c, mn10300_sim.h, simops.c: New files.
 825