sim/mn10300/ChangeLog

   1 2000-04-25  Alexandre Oliva  <aoliva@cygnus.com>
   2
   3         * am33.igen (inc4 Rn): Use genericAdd so as to modify flags.
   4
   5 2000-04-09  Alexandre Oliva  <aoliva@cygnus.com>
   6
   7         * am33.igen: Make SP-relative offsets unsigned.  Add `*am33' for
   8         some instructions that were missing it.
   9
  10 2000-03-03  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>
  11
  12         * Makefile.in (IGEN_INSN): Added am33.igen.
  13
  14 Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>
  15
  16         * configure: Regenerated to track ../common/aclocal.m4 changes.
  17
  18 Tue Jul 13 13:26:20 1999  Andrew Cagney  <cagney@b1.cygnus.com>
  19
  20         * interp.c: Clarify error message reporting an unknown board.
  21
  22 1999-05-08  Felix Lee  <flee@cygnus.com>
  23
  24         * configure: Regenerated to track ../common/aclocal.m4 changes.
  25
  26 1999-04-16  Frank Ch. Eigler  <fche@cygnus.com>
  27
  28         * interp.c (program_interrupt): Detect undesired recursion using
  29         static flag.  Set NMIRC register's SYSEF flag during
  30         --board=stdeval1 mode.
  31         * dv-mn103-int.c (write_icr): Add backdoor address to allow CPU to
  32         set SYSEF flag.
  33
  34 1999-04-02  Keith Seitz  <keiths@cygnus.com>
  35
  36         * Makefile.in (SIM_EXTRA_CFLAGS): Define a POLL_QUIT_INTERVAL
  37         for use in the simulator so that the poll_quit callback is
  38         not called too often.
  39
  40 Tue Mar  9 21:26:41 1999  Andrew Cagney  <cagney@b1.cygnus.com>
  41
  42         * dv-mn103int.c (mn103int_ioctl): Return something.
  43         * dv-mn103tim.c (write_tm6md): GCC suggested parentheses around &&
  44         within ||.
  45
  46 Tue Feb 16 23:57:17 1999  Jeffrey A Law  (law@cygnus.com)
  47
  48         * mn10300.igen (retf): Fix return address computation and store
  49         the new pc value into nia.
  50
  51 1998-12-29  Frank Ch. Eigler  <fche@cygnus.com>
  52
  53         * Makefile.in (WITH_COMMON_OBJS): Build also dv-sockser.o.
  54         * interp.c (sim_open): Add stub mn103002 cache control memory regions.
  55         Set OPERATING_ENVIRONMENT on "stdeval1" board.
  56         (mn10300_core_signal): New function to intercept memory errors.
  57         (program_interrupt): New function to dispatch to exception vector
  58         (mn10300_exception_*): New functions to snapshot pre/post exception
  59         state.
  60         * sim-main.h (SIM_CORE_SIGNAL): Define hook - call mn10300_core_signal.
  61         (SIM_ENGINE_HALT_HOOK): Do nothing.
  62         (SIM_CPU_EXCEPTION*): Define hooks to call mn10300_cpu_exception*().
  63         (_sim_cpu): Add exc_* fields to store register value snapshots.
  64         * dv-mn103ser.c (*): Support dv-sockser backend for UART I/O.
  65         Various endianness and warning fixes.
  66         * mn10300.igen (illegal): Call program_interrupt on error.
  67         (break): Call program_interrupt on breakpoint
  68
  69         Several changes from <janczyn@cygnus.com> and <cagney@cygnus.com>
  70         merged in:
  71         * dv-mn103int.c (mn103int_ioctl): New function for NMI
  72         generation. (mn103int_finish): Install it as ioctl handler.
  73         * dv-mn103tim.c: Support timer 6 specially.  Endianness fixes.
  74
  75 Wed Oct 14 12:11:05 1998  Jeffrey A Law  (law@cygnus.com)
  76
  77         * am33.igen: Allow autoincrement stores using the same register
  78         for source and destination operands.
  79
  80 Mon Aug 31 10:19:55 1998  Jeffrey A Law  (law@cygnus.com)
  81
  82         * am33.igen: Reverse HI/LO outputs of 4 operand "mul" and "mulu".
  83
  84 Fri Aug 28 14:40:49 1998  Joyce Janczyn  <janczyn@cygnus.com>
  85
  86         * interp.c (sim_open): Check for invalid --board option, fix
  87         indentation, allocate memory for mem control and DMA regs.
  88
  89 Wed Aug 26 09:29:38 1998  Joyce Janczyn  <janczyn@cygnus.com>
  90
  91         * mn10300.igen (div,divu): Fix divide instructions so divide by 0
  92         behaves like the hardware.
  93
  94 Mon Aug 24 11:50:09 1998  Joyce Janczyn  <janczyn@cygnus.com>
  95
  96         * sim-main.h (SIM_HANDLES_LMA): Define SIM_HANDLES_LMA.
  97
  98 Wed Aug 12 12:36:07 1998  Jeffrey A Law  (law@cygnus.com)
  99
 100         * am33.igen: Handle case where first DSP operation modifies a
 101         register used in the second DSP operation correctly.
 102
 103 Tue Jul 28 10:10:25 1998  Jeffrey A Law  (law@cygnus.com)
 104
 105         * am33.igen: Detect cases where two operands must not match for
 106         DSP instructions too.
 107
 108 Mon Jul 27 12:04:17 1998  Jeffrey A Law  (law@cygnus.com)
 109
 110         * am33.igen: Detect cases where two operands must not match in
 111         non-DSP instructions.
 112
 113 Fri Jul 24 18:15:21 1998  Joyce Janczyn  <janczyn@cygnus.com>
 114
 115         * op_utils.c (do_syscall): Rewrite to use common/syscall.c.
 116         (syscall_read_mem, syscall_write_mem): New functions for syscall
 117         callbacks.
 118         * mn10300_sim.h: Add prototypes for syscall_read_mem and
 119         syscall_write_mem.
 120         * mn10300.igen: Change C++ style comments to C style comments.
 121         Check for divide by zero in div and divu ops.
 122
 123 Fri Jul 24 12:49:28 1998  Jeffrey A Law  (law@cygnus.com)
 124
 125         * am33.igen (translate_xreg): New function.  Use it as needed.
 126
 127 Thu Jul 23 10:05:28 1998  Jeffrey A Law  (law@cygnus.com)
 128
 129         * am33.igen: Add some missing instructions.
 130
 131         * am33.igen: Autoincrement loads/store fixes.
 132
 133 Tue Jul 21 09:48:14 1998  Jeffrey A Law  (law@cygnus.com)
 134
 135         * am33.igen: Add mov_lCC DSP instructions.
 136
 137         * am33.igen: Add most am33 DSP instructions.
 138
 139 Thu Jul  9 10:06:55 1998  Jeffrey A Law  (law@cygnus.com)
 140
 141         * mn10300.igen: Fix Z bit for addc and subc instructions.
 142         Minor fixes in multiply/divide patterns.
 143
 144         * am33.igen: Add missing mul[u] imm32,Rn.  Fix condition code
 145         handling for many instructions.  Fix sign extension for some
 146         24bit immediates.
 147
 148         * am33.igen: Fix Z bit for remaining addc/subc instructions.
 149         Do not sign extend immediate for mov imm,XRn.
 150         More random mul, mac & div fixes.
 151         Remove some unused variables.
 152         Sign extend 24bit displacement in memory addresses.
 153
 154         * am33.igen: Fix Z bit for addc Rm,Rn and subc Rm,Rn.  Various
 155         fixes to 2 register multiply, divide and mac instructions.  Set
 156         Z,N correctly for sat16.  Sign extend 24 bit immediate for add,
 157         and sub instructions.
 158
 159         * am33.igen: Add remaining non-DSP instructions.
 160
 161 Wed Jul  8 16:29:12 1998  Jeffrey A Law  (law@cygnus.com)
 162
 163         * am33.igen (translate_rreg): New function.  Use it as appropriate.
 164
 165         * am33.igen: More am33 instructions.  Fix "div".
 166
 167 Mon Jul  6 15:39:22 1998  Jeffrey A Law  (law@cygnus.com)
 168
 169         * mn10300.igen: Add am33 support.
 170
 171         * Makefile.in: Use multi-sim to support both a mn10300 and am33
 172         simulator.
 173
 174         * am33.igen: Add many more am33 instructions.
 175
 176 Wed Jul  1 17:07:09 1998  Jeffrey A Law  (law@cygnus.com)
 177
 178         * mn10300_sim.h (FETCH24): Define.
 179
 180         * mn10300_sim.h: Add defines for some registers found on the AM33.
 181         * am33.igen: New file with some am33 support.
 182
 183 Tue Jun 30 11:23:20 1998  Jeffrey A Law  (law@cygnus.com)
 184
 185         * mn10300_sim.h: Include bfd.h
 186         (struct state): Add more room for processor specific registers.
 187         (REG_E0): Define.
 188
 189 Thu Jun 25 10:12:03 1998  Joyce Janczyn  <janczyn@cygnus.com>
 190
 191         * dv-mn103tim.c: Include sim-assert.h
 192         * dv-mn103ser.c (do_polling_event): Check for incoming data on
 193         serial line and schedule next polling event.
 194         (read_status_reg): schedule events to check for incoming data on
 195         serial line and issue interrupt if necessary.
 196
 197 Fri Jun 19 16:47:27 1998  Joyce Janczyn  <janczyn@cygnus.com>
 198
 199         * interp.c (sim_open): hook up serial 1 and 2 ports properly (typo).
 200
 201 Fri Jun 19 11:59:26 1998  Joyce Janczyn  <janczyn@cygnus.com>
 202
 203         * interp.c (board): Rename am32 to stdeval1 as this is the name
 204         consistently used to refer to the mn1030002 board.
 205
 206 Thu June 18 14:37:14 1998  Joyce Janczyn  <janczyn@cygnus.com>
 207         * interp.c (sim_open): Fix typo in address of EXTMD register
 208         (0x34000280, not 0x3400280).
 209
 210 Wed Jun 17 18:00:18 1998  Jeffrey A Law  (law@cygnus.com)
 211
 212         * simops.c (syscall): Handle change in opcode # for syscall.
 213         * mn10300.igen (syscall): Likewise.
 214
 215 Tue June 16 09:36:21 1998  Joyce Janczyn  <janczyn@cygnus.com>
 216         * dv-mn103int.c (mn103int_finish): Regular interrupts (not NMI or
 217         reset) are not enabled on reset.
 218
 219 Sun June 14 17:04:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 220         * dv-mn103iop.c (write_*_reg): Check for attempt to write r/o
 221         register bits.
 222         * dv-mn103ser.c: Fill in methods for reading and writing to serial
 223         device registers.
 224         * interp.c (sim_open): Make the serial device a polling device.
 225
 226 Fri June 12 16:24:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 227         * dv-mn103iop.c: New file for handling am32 io ports.
 228         * configure.in: Add mn103iop to hw_device list.
 229         * configure: Re-generate.
 230         * interp.c (sim_open): Create io port device.
 231
 232 Wed June 10 14:34:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 233         * dv-mn103int.c (external_group): Use enumerated types to access
 234         correct group addresses.
 235         * dv-mn103tim.c (do_counter_event): Underflow of cascaded timer
 236         triggers an interrupt on the higher-numbered timer's port.
 237
 238 Mon June 8 13:30:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 239         * interp.c: (mn10300_option_handler): New function parses arguments
 240         using sim-options.
 241         * (board): Add --board option for specifying am32.
 242         * (sim_open): Create new timer and serial devices and control
 243         configuration of other am32 devices via board option.
 244         * dv-mn103tim.c, dv-mn103ser.c: New files for timers and serial devices.
 245         * dv-mn103cpu.c: Fix typos in opening comments.
 246         * dv-mn103int.c: Adjust interrupt controller settings for am32 instead of am30.
 247         * configure.in: Add mn103tim and mn103ser to hw_device list.
 248         * configure: Re-generate.
 249
 250 Mon May 25 20:50:35 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 251
 252         * dv-mn103int.c, dv-mn103cpu.c: Rename *_callback to *_method.
 253
 254         * dv-mn103cpu.c, dv-mn103int.c: Include hw-main.h and
 255         sim-main.h. Declare a struct hw_descriptor instead of struct
 256         hw_device_descriptor.
 257
 258 Mon May 25 17:33:33 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 259
 260         * dv-mn103cpu.c (struct mn103cpu): Change type of pending_handler
 261         to struct hw_event.
 262
 263 Fri May 22 12:17:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 264
 265         * configure.in (SIM_AC_OPTION_HARDWARE): Add argument "yes".
 266
 267 Wed May  6 13:29:06 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 268
 269         * interp.c (sim_open): Create a polling PAL device.
 270
 271 Fri May  1 16:39:15 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 272
 273         * dv-mn103int.c (mn103int_port_event):
 274         (mn103int_port_event):
 275         (mn103int_io_read_buffer):
 276         (mn103int_io_write_buffer):
 277
 278         * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Drop CPU/CIA args.
 279         (mn103cpu_port_event): Ditto.
 280         (mn103cpu_io_read_buffer): Ditto.
 281         (mn103cpu_io_write_buffer): Ditto.
 282
 283 Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>
 284
 285         * configure: Regenerated to track ../common/aclocal.m4 changes.
 286
 287 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 288
 289         * configure: Regenerated to track ../common/aclocal.m4 changes.
 290         * config.in: Ditto.
 291
 292 Sun Apr 26 15:19:55 1998  Tom Tromey  <tromey@cygnus.com>
 293
 294         * acconfig.h: New file.
 295         * configure.in: Reverted change of Apr 24; use sinclude again.
 296
 297 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 298
 299         * configure: Regenerated to track ../common/aclocal.m4 changes.
 300         * config.in: Ditto.
 301
 302 Fri Apr 24 11:19:07 1998  Tom Tromey  <tromey@cygnus.com>
 303
 304         * configure.in: Don't call sinclude.
 305
 306 Tue Apr 14 10:03:02 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 307
 308         * mn10300_sim.h: Declare all functions in op_utils.c using
 309         INLINE_SIM_MAIN.
 310         * op_utils.c: Ditto.
 311         * sim-main.c: New file.  Include op_utils.c.
 312
 313         * mn10300.igen (mov, cmp): Use new igen operators `!' and `=' to
 314         differentiate between MOV/CMP immediate/register instructions.
 315
 316         * configure.in (SIM_AC_OPTION_INLINE): Add and enable.
 317         * configure: Regenerate.
 318
 319 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 320
 321         * configure: Regenerated to track ../common/aclocal.m4 changes.
 322
 323 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 324
 325         * interp.c (hw): Delete variable, moved to SIM_DESC.
 326         (sim_open): Delete calls to hw_tree_create, hw_tree_finish.
 327         Handled by sim-module.
 328         (sim_open): Do not anotate tree with trace properties, handled by
 329         sim-hw.c
 330         (sim_open): Call sim_hw_parse instead of hw_tree_parse.
 331
 332         * configure: Regenerated to track ../common/aclocal.m4 changes.
 333
 334 Thu Mar 26 20:46:18 1998  Stu Grossman  <grossman@bhuna.cygnus.co.uk>
 335
 336         * dv-mn103cpu.c (deliver_mn103cpu_interrupt):  Save the entire PC
 337         on the stack when delivering interrupts (not just the lower
 338         half)...
 339         * mn10300.igen (mov (Di,Am),Dn):  Fix decode.  Registers were
 340         specified in the wrong order.
 341
 342 Fri Mar 27 00:56:40 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 343
 344         * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Stop loss of
 345         succeeding interrupts, clear pending_handler when the handler
 346         isn't re-scheduled.
 347
 348 Thu Mar 26 10:11:01 1998  Stu Grossman  <grossman@bhuna.cygnus.co.uk>
 349
 350         * Makefile.in (tmp-igen):  Prefix all usage of move-if-change
 351         script with $(SHELL) to make NT native builds happy.
 352         * configure:  Regenerate because of change to ../common/aclocal.m4.
 353
 354 Thu Mar 26 11:22:31 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 355
 356         * configure.in: Make --enable-sim-common the default.
 357         * configure: Re-generate.
 358
 359         * sim-main.h (CIA_GET, CIA_SET): Save/restore current instruction
 360         address into Sate.regs[REG_PC] instead of common struct.
 361
 362 Wed Mar 25 17:42:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 363
 364         * mn10300.igen (cmp imm8,An): Do not sign extend imm8 value.
 365
 366 Wed Mar 25 12:08:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 367
 368         * simops.c (OP_F0FD): Initialise variable 'sp'.
 369
 370 Thu Mar 26 00:21:32 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 371
 372         * dv-mn103int.c (decode_group): A group register every 4 bytes not
 373         8.
 374         (write_icr): Rewrite equation updating request field.
 375         (read_iagr): Fix check that interrupt is still pending.
 376
 377 Wed Mar 25 16:14:50 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 378
 379         * interp.c (sim_open): Tidy up device creation.
 380
 381         * dv-mn103int.c (mn103int_port_event): Drive NMI with non-zero
 382         value.
 383         (mn103int_io_read_buffer): Convert absolute address to register
 384         block offsets.
 385         (read_icr, write_icr): Convert block offset into group offset.
 386
 387 Wed Mar 25 15:08:49 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 388
 389         * interp.c (sim_open): Create second 1mb memory region at
 390         0x40000000.
 391         (sim_open): Create a device tree.
 392         (sim-hw.h): Include.
 393         (do_interrupt): Delete, needs to use dv-mn103cpu.c
 394
 395         * dv-mn103int.c, dv-mn103cpu.c: New files.
 396
 397 Wed Mar 25 08:47:38 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 398
 399         * mn10300_sim.h (EXTRACT_PSW_LM, INSERT_PSW_LM, PSW_IE, PSW_LM):
 400         Define.
 401         (SP): Define.
 402
 403 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 404
 405         * configure: Regenerated to track ../common/aclocal.m4 changes.
 406
 407 Wed Mar 25 10:24:48 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 408
 409         * interp.c (sim-options.h): Include.
 410         (sim_kind, myname): Declare when not using common framework.
 411
 412         * mn10300_sim.h (do_syscall, generic*): Provide prototypes for
 413         functions found in op_utils.c
 414
 415         * mn10300.igen (add): Discard unused variables.
 416
 417         * configure, config.in: Re-generate with autoconf 2.12.1.
 418
 419 Tue Mar 24 15:27:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 420
 421         Add support for --enable-sim-common option.
 422         * Makefile.in (WITHOUT_COMMON_OBJS): Files included if
 423         ! --enable-sim-common
 424         (WITH_COMMON_OBJS): Files included if --enable-sim-common.
 425         (MN10300_OBJS,MN10300_INTERP_DEP): New variables.
 426         (SIM_OBJS): Rewrite.
 427         ({WITHOUT,WITH}_COMMON_RUN_OBJS,SIM_RUN_OBJS): New variables.
 428         (SIM_EXTRA_CFLAGS): New variable.
 429         (clean-extra): Clean up igen files.
 430         (../igen/igen,clean-igen,tmp-igen): New rules.
 431         * configure.in: Add support for common framework via
 432         --enable-sim-common.
 433         * configure: Regenerate.
 434         * interp.c: #include sim-main if WITH_COMMON, not mn10300_sim.h.
 435         (hash,dispatch,sim_size): Don't compile if ! WITH_COMMON.
 436         (init_system,sim_write,compare_simops): Likewise.
 437         (sim_set_profile,sim_set_profile_size): Likewise.
 438         (sim_stop,sim_resume,sim_trace,sim_info): Likewise.
 439         (sim_set_callbacks,sim_stop_reason,sim_read,sim_load): Likewise.
 440         (enum interrupt_type): New enum.
 441         (interrupt_names): New global.
 442         (do_interrupt): New function.
 443         (sim_open): Define differently if WITH_COMMON.
 444         (sim_close,sim_create_inferior,sim_do_command): Likewise.
 445         * mn10300_sim.h ({load,store}_{byte,half,word}): Define versions
 446         for WITH_COMMON.
 447         * mn10300.igen: New file.
 448         * mn10300.dc: New file.
 449         * op_utils.c: New file.
 450         * sim-main.h: New file.
 451
 452 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 453
 454         * configure: Regenerated to track ../common/aclocal.m4 changes.
 455
 456 Fri Feb 27 18:36:04 1998  Jeffrey A Law  (law@cygnus.com)
 457
 458         * simops.c (inc): Fix typo.
 459
 460 Wed Feb 25 01:59:29 1998  Jeffrey A Law  (law@cygnus.com)
 461
 462         * simops.c (signed multiply instructions): Cast input operands to
 463         signed32 before casting them to signed64 so that the sign bit
 464         is propagated properly.
 465
 466 Mon Feb 23 20:23:19 1998  Mark Alexander  <marka@cygnus.com>
 467
 468         * Makefile.in: Last change was bad.  Define NL_TARGET
 469         so that targ-vals.h will be used instead of syscall.h.
 470         * simops.c: Use targ-vals.h instead of syscall.h.
 471         (OP_F020): Disable unsupported system calls.
 472
 473 Mon Feb 23 09:44:38 1998  Mark Alexander  <marka@cygnus.com>
 474
 475         * Makefile.in: Get header files from libgloss/mn10300/sys.
 476
 477 Sun Feb 22 16:02:24 1998  Jeffrey A Law  (law@cygnus.com)
 478
 479         * simops.c: Include sim-types.h.
 480
 481 Wed Feb 18 13:07:08 1998  Jeffrey A Law  (law@cygnus.com)
 482
 483         * simops.c (multiply instructions): Cast input operands to a
 484         signed64/unsigned64 type as appropriate.
 485
 486 Tue Feb 17 12:47:16 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 487
 488         * interp.c (sim_store_register, sim_fetch_register): Pass in
 489         length parameter.  Return -1.
 490
 491 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 492
 493         * configure: Regenerated to track ../common/aclocal.m4 changes.
 494
 495 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 496
 497         * configure: Regenerated to track ../common/aclocal.m4 changes.
 498
 499 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
 500
 501         * configure: Regenerated to track ../common/aclocal.m4 changes.
 502
 503 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 504
 505         * configure: Regenerated to track ../common/aclocal.m4 changes.
 506         * config.in: Ditto.
 507
 508 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
 509
 510         * configure: Regenerated to track ../common/aclocal.m4 changes.
 511
 512 Tue Nov 11 10:38:52 1997  Jeffrey A Law  (law@cygnus.com)
 513
 514         * simops.c (call:16 call:32): Stack adjustment is determined solely
 515         by the imm8 field.
 516
 517 Wed Oct 22 14:43:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 518
 519         * interp.c (sim_load): Pass lma_p and sim_write args to
 520         sim_load_file.
 521
 522 Tue Oct 21 10:12:03 1997  Jeffrey A Law  (law@cygnus.com)
 523
 524         * simops.c: Correctly handle register restores for "ret" and "retf"
 525         instructions.
 526
 527 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 528
 529         * configure: Regenerated to track ../common/aclocal.m4 changes.
 530
 531 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 532
 533         * configure: Regenerated to track ../common/aclocal.m4 changes.
 534
 535 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 536
 537         * configure: Regenerated to track ../common/aclocal.m4 changes.
 538
 539 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 540
 541         * configure: Regenerated to track ../common/aclocal.m4 changes.
 542
 543 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 544
 545         * configure: Regenerated to track ../common/aclocal.m4 changes.
 546
 547 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 548
 549         * configure: Regenerated to track ../common/aclocal.m4 changes.
 550
 551 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
 552
 553         * configure: Regenerated to track ../common/aclocal.m4 changes.
 554
 555 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 556
 557         * configure: Regenerated to track ../common/aclocal.m4 changes.
 558         * config.in: Ditto.
 559
 560 Tue Aug 26 10:41:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 561
 562         * interp.c (sim_kill): Delete.
 563         (sim_create_inferior): Add ABFD argument.
 564         (sim_load): Move setting of PC from here.
 565         (sim_create_inferior): To here.
 566
 567 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 568
 569         * configure: Regenerated to track ../common/aclocal.m4 changes.
 570         * config.in: Ditto.
 571
 572 Mon Aug 25 16:14:44 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 573
 574         * interp.c (sim_open): Add ABFD argument.
 575
 576 Tue Jun 24 13:46:20 1997  Jeffrey A Law  (law@cygnus.com)
 577
 578         * interp.c (sim_resume): Clear State.exited.
 579         (sim_stop_reason): If State.exited is nonzero, then indicate that
 580         the simulator exited instead of stopped.
 581         * mn10300_sim.h (struct _state): Add exited field.
 582         * simops.c (syscall): Set State.exited for SYS_exit.
 583
 584 Wed Jun 11 22:07:56 1997  Jeffrey A Law  (law@cygnus.com)
 585
 586         * simops.c: Fix thinko in last change.
 587
 588 Tue Jun 10 12:31:32 1997  Jeffrey A Law  (law@cygnus.com)
 589
 590         * simops.c: "call" stores the callee saved registers into the
 591         stack!  Update the stack pointer properly when done with
 592         register saves.
 593
 594         * simops.c: Fix return address computation for "call" instructions.
 595
 596 Thu May 22 01:43:11 1997  Jeffrey A Law  (law@cygnus.com)
 597
 598         * interp.c (sim_open): Fix typo.
 599
 600 Wed May 21 23:27:58 1997  Jeffrey A Law  (law@cygnus.com)
 601
 602         * interp.c (sim_resume): Add missing case in big switch
 603         statement (for extb instruction).
 604
 605 Tue May 20 17:51:30 1997  Jeffrey A Law  (law@cygnus.com)
 606
 607         * interp.c: Replace all references to load_mem and store_mem
 608         with references to load_byte, load_half, load_3_byte, load_word
 609         and store_byte, store_half, store_3_byte, store_word.
 610         (INLINE): Delete definition.
 611         (load_mem_big): Likewise.
 612         (max_mem): Make it global.
 613         (dispatch): Make this function inline.
 614         (load_mem, store_mem): Delete functions.
 615         * mn10300_sim.h (INLINE): Define.
 616         (RLW): Delete unused definition.
 617         (load_mem, store_mem): Delete declarations.
 618         (load_mem_big): New definition.
 619         (load_byte, load_half, load_3_byte, load_word): New functions.
 620         (store_byte, store_half, store_3_byte, store_word): New functions.
 621         * simops.c:  Replace all references to load_mem and store_mem
 622         with references to load_byte, load_half, load_3_byte, load_word
 623         and store_byte, store_half, store_3_byte, store_word.
 624
 625 Tue May 20 10:21:51 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 626
 627         * interp.c (sim_open): Add callback to arguments.
 628         (sim_set_callbacks): Delete SIM_DESC argument.
 629
 630 Mon May 19 13:54:22 1997  Jeffrey A Law  (law@cygnus.com)
 631
 632         * interp.c (dispatch): Make this an inline function.
 633
 634         * simops.c (syscall): Use callback->write regardless of
 635         what file descriptor we're writing too.
 636
 637 Sun May 18 16:46:31 1997  Jeffrey A Law  (law@cygnus.com)
 638
 639         * interp.c (load_mem_big): Remove function.  It's now a macro
 640         defined elsewhere.
 641         (compare_simops): New function.
 642         (sim_open): Sort the Simops table before inserting entries
 643         into the hash table.
 644         * mn10300_sim.h: Remove unused #defines.
 645         (load_mem_big): Define.
 646
 647 Fri May 16 16:36:17 1997  Jeffrey A Law  (law@cygnus.com)
 648
 649         * interp.c (load_mem): If we get a load from an out of range
 650         address, abort.
 651         (store_mem): Likewise for stores.
 652         (max_mem): New variable.
 653
 654 Tue May  6 13:24:36 1997  Jeffrey A Law  (law@cygnus.com)
 655
 656         * mn10300_sim.h: Fix ordering of bits in the PSW.
 657
 658         * interp.c: Improve hashing routine to avoid long list
 659         traversals for common instructions.  Add HASH_STAT support.
 660         Rewrite opcode dispatch code using a big switch instead of
 661         cascaded if/else statements.  Avoid useless calls to load_mem.
 662
 663 Mon May  5 18:07:48 1997  Jeffrey A Law  (law@cygnus.com)
 664
 665         * mn10300_sim.h (struct _state): Add space for mdrq register.
 666         (REG_MDRQ): Define.
 667         * simops.c: Don't abort for trap.  Add support for the extended
 668         instructions, "getx", "putx", "mulq", "mulqu", "sat16", "sat24",
 669         and "bsch".
 670
 671 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
 672
 673         * configure: Regenerated to track ../common/aclocal.m4 changes.
 674
 675 Fri Apr 18 14:04:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 676
 677         * interp.c (sim_stop): Add stub function.
 678
 679 Thu Apr 17 03:26:59 1997  Doug Evans  <dje@canuck.cygnus.com>
 680
 681         * Makefile.in (SIM_OBJS): Add sim-load.o.
 682         * interp.c (sim_kind, myname): New static locals.
 683         (sim_open): Set sim_kind, myname.  Ignore -E arg.
 684         (sim_load): Return SIM_RC.  New arg abfd.  Call sim_load_file to
 685         load file into simulator.  Set start address from bfd.
 686         (sim_create_inferior): Return SIM_RC.  Delete arg start_address.
 687
 688 Wed Apr 16 19:30:44 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 689
 690         * simops.c (OP_F020): SYS_execv, SYS_time, SYS_times, SYS_utime
 691         only include if implemented by host.
 692         (OP_F020): Typecast arg passed to time function;
 693
 694 Mon Apr  7 23:57:49 1997  Jeffrey A Law  (law@cygnus.com)
 695
 696         * simops.c (syscall): Handle new mn10300 calling conventions.
 697
 698 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 699
 700         * configure: Regenerated to track ../common/aclocal.m4 changes.
 701         * config.in: Ditto.
 702
 703 Fri Apr  4 20:02:37 1997  Ian Lance Taylor  <ian@cygnus.com>
 704
 705         * Makefile.in: Change mn10300-opc.o to m10300-opc.o, to match
 706         corresponding change in opcodes directory.
 707
 708 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
 709
 710         * interp.c (sim_open): New arg `kind'.
 711
 712         * configure: Regenerated to track ../common/aclocal.m4 changes.
 713
 714 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
 715
 716         * configure: Regenerated to track ../common/aclocal.m4 changes.
 717
 718 Thu Mar 20 11:58:02 1997  Jeffrey A Law  (law@cygnus.com)
 719
 720         * simops.c: Fix register extraction for a two "movbu" variants.
 721         Somewhat simplify "sub" instructions.
 722         Correctly sign extend operands for "mul".  Put the correct
 723         half of the result in MDR for "mul" and "mulu".
 724         Implement remaining instructions.
 725         Tweak opcode for "syscall".
 726
 727 Tue Mar 18 14:21:21 1997  Jeffrey A Law  (law@cygnus.com)
 728
 729         * simops.c: Do syscall emulation in "syscall" instruction.  Add
 730         dummy "trap" instruction.
 731
 732 Wed Mar 19 01:14:00 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 733
 734         * configure: Regenerated to track ../common/aclocal.m4 changes.
 735
 736 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 737
 738         * configure: Re-generate.
 739
 740 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
 741
 742         * configure: Regenerate to track ../common/aclocal.m4 changes.
 743
 744 Thu Mar 13 12:54:45 1997  Doug Evans  <dje@canuck.cygnus.com>
 745
 746         * interp.c (sim_open): New SIM_DESC result.  Argument is now
 747         in argv form.
 748         (other sim_*): New SIM_DESC argument.
 749
 750 Wed Mar 12 15:04:00 1997  Jeffrey A Law  (law@cygnus.com)
 751
 752         * simops.c: Fix carry bit computation for "add" instructions.
 753
 754         * simops.c: Fix typos in bset insns.  Fix arguments to store_mem
 755         for bset imm8,(d8,an) and bclr imm8,(d8,an).
 756
 757 Wed Mar  5 15:00:10 1997  Jeffrey A Law  (law@cygnus.com)
 758
 759         * simops.c: Fix register references when computing Z and N bits
 760         for lsr imm8,dn.
 761
 762 Tue Feb  4 13:33:30 1997  Doug Evans  <dje@canuck.cygnus.com>
 763
 764         * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
 765         COMMON_{PRE,POST}_CONFIG_FRAG instead.
 766         * configure.in: sinclude ../common/aclocal.m4.
 767         * configure: Regenerated.
 768
 769 Fri Jan 24 10:47:25 1997  Jeffrey A Law  (law@cygnus.com)
 770
 771         * interp.c (init_system): Allocate 2^19 bytes of space for the
 772         simulator.
 773
 774 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
 775
 776         * configure configure.in Makefile.in:  Update to new configure
 777         scheme which is more compatible with WinGDB builds.
 778         * configure.in:  Improve comment on how to run autoconf.
 779         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
 780         * Makefile.in:  Use autoconf substitution to install common
 781         makefile fragment.
 782
 783 Tue Jan 21 15:03:04 1997  Jeffrey A Law  (law@cygnus.com)
 784
 785         * simops.c: Undo last change to "rol" and "ror", original code
 786         was correct!
 787
 788 Thu Jan 16 11:28:14 1997  Jeffrey A Law  (law@cygnus.com)
 789
 790         * simops.c: Fix "rol" and "ror".
 791
 792 Wed Jan 15 06:45:58 1997  Jeffrey A Law  (law@cygnus.com)
 793
 794         * simops.c: Fix typo in last change.
 795
 796 Mon Jan 13 13:22:35 1997  Jeffrey A Law  (law@cygnus.com)
 797
 798         * simops.c: Use REG macros in few places not using them yet.
 799
 800 Mon Jan  6 16:21:19 1997  Jeffrey A Law  (law@cygnus.com)
 801
 802         * mn10300_sim.h (struct _state): Fix number of registers!
 803
 804 Tue Dec 31 16:20:41 1996  Jeffrey A Law  (law@cygnus.com)
 805
 806         * mn10300_sim.h (struct _state): Put all registers into a single
 807         array to make gdb implementation easier.
 808         (REG_*): Add definitions for all registers in the state array.
 809         (SEXT32, SEXT40, SEXT44, SEXT60): Remove unused macros.
 810         * simops.c: Related changes.
 811
 812 Wed Dec 18 10:10:45 1996  Jeffrey A Law  (law@cygnus.com)
 813
 814         * interp.c (sim_resume): Handle 0xff as a single byte insn.
 815
 816         * simops.c: Fix overflow computation for "add" and "inc"
 817         instructions.
 818
 819 Mon Dec 16 10:03:52 1996  Jeffrey A Law  (law@cygnus.com)
 820
 821         * simops.c: Handle "break" instruction.
 822
 823         * simops.c: Fix restoring the PC for "ret" and "retf" instructions.
 824
 825 Wed Dec 11 09:53:10 1996  Jeffrey A Law  (law@cygnus.com)
 826
 827         * gencode.c (write_opcodes): Also write out the format of the
 828         opcode.
 829         * mn10300_sim.h (simops): Add "format" field.
 830         * interp.c (sim_resume): Deal with endianness issues here.
 831
 832 Tue Dec 10 15:05:37 1996  Jeffrey A Law  (law@cygnus.com)
 833
 834         * simops.c (REG0_4): Define.
 835         Use REG0_4 for indexed loads/stores.
 836
 837 Sat Dec  7 09:50:28 1996  Jeffrey A Law  (law@cygnus.com)
 838
 839         * simops.c (REG0_16): Fix typo.
 840
 841 Fri Dec  6 14:13:34 1996  Jeffrey A Law  (law@cygnus.com)
 842
 843         * simops.c: Call abort for any instruction that's not currently
 844         simulated.
 845
 846         * simops.c: Define accessor macros to extract register
 847         values from instructions.  Use them consistently.
 848
 849         * interp.c: Delete unused global variable "OP".
 850         (sim_resume): Remove unused variable "opcode".
 851         * simops.c: Fix some uninitialized variable problems, add
 852         parens to fix various -Wall warnings.
 853
 854         * gencode.c (write_header): Add "insn" and "extension" arguments
 855         to the OP_* declarations.
 856         (write_template): Similarly for function templates.
 857         * interp.c (insn, extension): Remove global variables.  Instead
 858         pass them as arguments to the OP_* functions.
 859         * mn10300_sim.h: Remove decls for "insn" and "extension".
 860         * simops.c (OP_*): Accept "insn" and "extension" as arguments
 861         instead of using globals.
 862
 863 Thu Dec  5 22:26:31 1996  Jeffrey A Law  (law@cygnus.com)
 864
 865         * simops.c: Fix typos in "mov am,(d16,an)" and "mov am,(d32,an)"
 866
 867         * simops.c: Fix thinkos in last change to "inc dn".
 868
 869 Wed Dec  4 10:57:53 1996  Jeffrey A Law  (law@cygnus.com)
 870
 871         * simops.c: "add imm,sp" does not effect the condition codes.
 872         "inc dn" does effect the condition codes.
 873
 874 Tue Dec  3 17:37:45 1996  Jeffrey A Law  (law@cygnus.com)
 875
 876         * simops.c: Treat both operands as signed values for
 877         "div" instruction.
 878
 879         * simops.c: Fix simulation of division instructions.
 880         Fix typos/thinkos in several "cmp" and "sub" instructions.
 881
 882 Mon Dec  2 12:31:40 1996  Jeffrey A Law  (law@cygnus.com)
 883
 884         * simops.c: Fix carry bit handling in "sub" and "cmp"
 885         instructions.
 886
 887         * simops.c: Fix "mov imm8,an" and "mov imm16,dn".
 888
 889 Sun Dec  1 16:05:42 1996  Jeffrey A Law  (law@cygnus.com)
 890
 891         * simops.c: Fix overflow computation for many instructions.
 892
 893         * simops.c: Fix "mov dm, an", "movbu dm, (an)", and "movhu dm, (an)".
 894
 895         * simops.c: Fix "mov am, dn".
 896
 897         * simops.c: Fix more bugs in "add imm,an" and
 898         "add imm,dn".
 899
 900 Wed Nov 27 09:20:42 1996  Jeffrey A Law  (law@cygnus.com)
 901
 902         * simops.c: Fix bugs in "movm" and "add imm,an".
 903
 904         * simops.c: Don't lose the upper 24 bits of the return
 905         pointer in "call" and "calls" instructions.  Rough cut
 906         at emulated system calls.
 907
 908         * simops.c: Implement the remaining 5, 6 and 7 byte instructions.
 909
 910         * simops.c: Implement remaining 4 byte instructions.
 911
 912         * simops.c: Implement remaining 3 byte instructions.
 913
 914         * simops.c: Implement remaining 2 byte instructions.  Call
 915         abort for instructions we're not implementing now.
 916
 917 Tue Nov 26 15:43:41 1996  Jeffrey A Law  (law@cygnus.com)
 918
 919         * simops.c: Implement lots of random instructions.
 920
 921         * simops.c: Implement "movm" and "bCC" insns.
 922
 923         * mn10300_sim.h (_state): Add another register (MDR).
 924         (REG_MDR): Define.
 925         * simops.c: Implement "cmp", "calls", "rets", "jmp" and
 926         a few additional random insns.
 927
 928         * mn10300_sim.h (PSW_*): Define for CC status tracking.
 929         (REG_D0, REG_A0, REG_SP): Define.
 930         * simops.c: Implement "add", "addc" and a few other random
 931         instructions.
 932
 933         * gencode.c, interp.c: Snapshot current simulator code.
 934
 935 Mon Nov 25 12:46:38 1996  Jeffrey A Law  (law@cygnus.com)
 936
 937         * Makefile.in, config.in, configure, configure.in: New files.
 938         * gencode.c, interp.c, mn10300_sim.h, simops.c: New files.
 939