sim/mn10300/ChangeLog

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