sim/mn10300/ChangeLog

   1 2003-08-28  Andrew Cagney  <cagney@redhat.com>
   2
   3         * dv-mn103ser.c (do_polling_event): Change type of "serial_reg" to
   4         "long".
   5         (read_status_reg): Cast "serial_reg" to "long".
   6         * dv-mn103tim.c (do_counter_event): Change type of "timer_nr" to
   7         "long".
   8         (do_counter6_event, write_mode_reg, write_tm6md): Ditto.
   9
  10 2003-02-27  Andrew Cagney  <cagney@redhat.com>
  11
  12         * interp.c (sim_open, sim_create_inferior, sim_open)
  13         (sim_create_inferior): Rename _bfd to bfd.
  14
  15 2003-02-26  Andrew Cagney  <cagney@redhat.com>
  16
  17         * am33.igen: Call sim_engine_abort instead of abort.
  18
  19 2003-02-26  David Carlton  <carlton@math.stanford.edu>
  20
  21         * dv-mn103tim.c (read_special_timer6_reg): Add break after
  22         empty default: label.
  23         (write_special_timer6_reg): Ditto.
  24         Update copyright.
  25
  26 2002-11-28  Andrew Cagney  <cagney@redhat.com>
  27
  28         * sim-main.h: Only include "idecode.h" once.
  29         * Makefile.in (SIM_EXTRA_DEPS): Define.
  30
  31 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
  32
  33         * configure: Regenerated to track ../common/aclocal.m4 changes.
  34
  35 2002-06-09  Andrew Cagney  <cagney@redhat.com>
  36
  37         * Makefile.in (INCLUDE): Update path to callback.h.
  38         * mn10300_sim.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
  39         * tconfig.in: Ditto.
  40
  41 2001-05-06  Jim Blandy  <jimb@redhat.com>
  42
  43         * mn10300.igen: Doc fixes.
  44
  45 2001-04-26  Alexandre Oliva  <aoliva@redhat.com>
  46
  47         * Makefile.in (idecode.o, op_utils.o, semantics.o, simops.o):
  48         Depend on targ-vals.h.
  49
  50 2001-04-15  J.T. Conklin  <jtc@redback.com>
  51
  52         * Makefile.in (simops.o): Add simops.h to dependency list.
  53
  54 Wed Aug  9 02:24:53 2000  Graham Stott  <grahams@cygnus.co.uk>
  55
  56         * am33.igen: Warning clean-up.
  57         (movm): Initialize PC and mask.
  58         (mov, movbu, movhu): Set srcreg2 from RI0.
  59         (bsch): Initialize c.
  60         (sat16_cmp): Actually do the comparison.
  61         (mov_llt): Do not overwrite dstreg with uninitialized variable.
  62
  63 Tue May 23 21:39:23 2000  Andrew Cagney  <cagney@b1.cygnus.com>
  64
  65         * configure: Regenerated to track ../common/aclocal.m4 changes.
  66
  67 2000-05-22  Alexandre Oliva  <aoliva@cygnus.com>
  68
  69         * am33.igen: Fix leading comments of SP-relative offset insns that
  70         referred to other registers.  Make their offsets unsigned.
  71
  72 2000-05-18  Alexandre Oliva  <aoliva@cygnus.com>
  73
  74         * mn10300_sim.h (genericAdd, genericSub, genericCmp, genericOr,
  75         genericXor, genericBtst): Use `unsigned32'.
  76         * op_utils.c: Likewise.
  77         * mn10300.igen, am33.igen: Use `unsigned32', `signed32',
  78         `unsigned64' or `signed64' where type width is relevant.
  79
  80 2000-04-25  Alexandre Oliva  <aoliva@cygnus.com>
  81
  82         * am33.igen (inc4 Rn): Use genericAdd so as to modify flags.
  83
  84 2000-04-09  Alexandre Oliva  <aoliva@cygnus.com>
  85
  86         * am33.igen: Make SP-relative offsets unsigned.  Add `*am33' for
  87         some instructions that were missing it.
  88
  89 2000-03-03  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>
  90
  91         * Makefile.in (IGEN_INSN): Added am33.igen.
  92
  93 Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>
  94
  95         * configure: Regenerated to track ../common/aclocal.m4 changes.
  96
  97 Tue Jul 13 13:26:20 1999  Andrew Cagney  <cagney@b1.cygnus.com>
  98
  99         * interp.c: Clarify error message reporting an unknown board.
 100
 101 1999-05-08  Felix Lee  <flee@cygnus.com>
 102
 103         * configure: Regenerated to track ../common/aclocal.m4 changes.
 104
 105 1999-04-16  Frank Ch. Eigler  <fche@cygnus.com>
 106
 107         * interp.c (program_interrupt): Detect undesired recursion using
 108         static flag.  Set NMIRC register's SYSEF flag during
 109         --board=stdeval1 mode.
 110         * dv-mn103-int.c (write_icr): Add backdoor address to allow CPU to
 111         set SYSEF flag.
 112
 113 1999-04-02  Keith Seitz  <keiths@cygnus.com>
 114
 115         * Makefile.in (SIM_EXTRA_CFLAGS): Define a POLL_QUIT_INTERVAL
 116         for use in the simulator so that the poll_quit callback is
 117         not called too often.
 118
 119 Tue Mar  9 21:26:41 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 120
 121         * dv-mn103int.c (mn103int_ioctl): Return something.
 122         * dv-mn103tim.c (write_tm6md): GCC suggested parentheses around &&
 123         within ||.
 124
 125 Tue Feb 16 23:57:17 1999  Jeffrey A Law  (law@cygnus.com)
 126
 127         * mn10300.igen (retf): Fix return address computation and store
 128         the new pc value into nia.
 129
 130 1998-12-29  Frank Ch. Eigler  <fche@cygnus.com>
 131
 132         * Makefile.in (WITH_COMMON_OBJS): Build also dv-sockser.o.
 133         * interp.c (sim_open): Add stub mn103002 cache control memory regions.
 134         Set OPERATING_ENVIRONMENT on "stdeval1" board.
 135         (mn10300_core_signal): New function to intercept memory errors.
 136         (program_interrupt): New function to dispatch to exception vector
 137         (mn10300_exception_*): New functions to snapshot pre/post exception
 138         state.
 139         * sim-main.h (SIM_CORE_SIGNAL): Define hook - call mn10300_core_signal.
 140         (SIM_ENGINE_HALT_HOOK): Do nothing.
 141         (SIM_CPU_EXCEPTION*): Define hooks to call mn10300_cpu_exception*().
 142         (_sim_cpu): Add exc_* fields to store register value snapshots.
 143         * dv-mn103ser.c (*): Support dv-sockser backend for UART I/O.
 144         Various endianness and warning fixes.
 145         * mn10300.igen (illegal): Call program_interrupt on error.
 146         (break): Call program_interrupt on breakpoint
 147
 148         Several changes from <janczyn@cygnus.com> and <cagney@cygnus.com>
 149         merged in:
 150         * dv-mn103int.c (mn103int_ioctl): New function for NMI
 151         generation. (mn103int_finish): Install it as ioctl handler.
 152         * dv-mn103tim.c: Support timer 6 specially.  Endianness fixes.
 153
 154 Wed Oct 14 12:11:05 1998  Jeffrey A Law  (law@cygnus.com)
 155
 156         * am33.igen: Allow autoincrement stores using the same register
 157         for source and destination operands.
 158
 159 Mon Aug 31 10:19:55 1998  Jeffrey A Law  (law@cygnus.com)
 160
 161         * am33.igen: Reverse HI/LO outputs of 4 operand "mul" and "mulu".
 162
 163 Fri Aug 28 14:40:49 1998  Joyce Janczyn  <janczyn@cygnus.com>
 164
 165         * interp.c (sim_open): Check for invalid --board option, fix
 166         indentation, allocate memory for mem control and DMA regs.
 167
 168 Wed Aug 26 09:29:38 1998  Joyce Janczyn  <janczyn@cygnus.com>
 169
 170         * mn10300.igen (div,divu): Fix divide instructions so divide by 0
 171         behaves like the hardware.
 172
 173 Mon Aug 24 11:50:09 1998  Joyce Janczyn  <janczyn@cygnus.com>
 174
 175         * sim-main.h (SIM_HANDLES_LMA): Define SIM_HANDLES_LMA.
 176
 177 Wed Aug 12 12:36:07 1998  Jeffrey A Law  (law@cygnus.com)
 178
 179         * am33.igen: Handle case where first DSP operation modifies a
 180         register used in the second DSP operation correctly.
 181
 182 Tue Jul 28 10:10:25 1998  Jeffrey A Law  (law@cygnus.com)
 183
 184         * am33.igen: Detect cases where two operands must not match for
 185         DSP instructions too.
 186
 187 Mon Jul 27 12:04:17 1998  Jeffrey A Law  (law@cygnus.com)
 188
 189         * am33.igen: Detect cases where two operands must not match in
 190         non-DSP instructions.
 191
 192 Fri Jul 24 18:15:21 1998  Joyce Janczyn  <janczyn@cygnus.com>
 193
 194         * op_utils.c (do_syscall): Rewrite to use common/syscall.c.
 195         (syscall_read_mem, syscall_write_mem): New functions for syscall
 196         callbacks.
 197         * mn10300_sim.h: Add prototypes for syscall_read_mem and
 198         syscall_write_mem.
 199         * mn10300.igen: Change C++ style comments to C style comments.
 200         Check for divide by zero in div and divu ops.
 201
 202 Fri Jul 24 12:49:28 1998  Jeffrey A Law  (law@cygnus.com)
 203
 204         * am33.igen (translate_xreg): New function.  Use it as needed.
 205
 206 Thu Jul 23 10:05:28 1998  Jeffrey A Law  (law@cygnus.com)
 207
 208         * am33.igen: Add some missing instructions.
 209
 210         * am33.igen: Autoincrement loads/store fixes.
 211
 212 Tue Jul 21 09:48:14 1998  Jeffrey A Law  (law@cygnus.com)
 213
 214         * am33.igen: Add mov_lCC DSP instructions.
 215
 216         * am33.igen: Add most am33 DSP instructions.
 217
 218 Thu Jul  9 10:06:55 1998  Jeffrey A Law  (law@cygnus.com)
 219
 220         * mn10300.igen: Fix Z bit for addc and subc instructions.
 221         Minor fixes in multiply/divide patterns.
 222
 223         * am33.igen: Add missing mul[u] imm32,Rn.  Fix condition code
 224         handling for many instructions.  Fix sign extension for some
 225         24bit immediates.
 226
 227         * am33.igen: Fix Z bit for remaining addc/subc instructions.
 228         Do not sign extend immediate for mov imm,XRn.
 229         More random mul, mac & div fixes.
 230         Remove some unused variables.
 231         Sign extend 24bit displacement in memory addresses.
 232
 233         * am33.igen: Fix Z bit for addc Rm,Rn and subc Rm,Rn.  Various
 234         fixes to 2 register multiply, divide and mac instructions.  Set
 235         Z,N correctly for sat16.  Sign extend 24 bit immediate for add,
 236         and sub instructions.
 237
 238         * am33.igen: Add remaining non-DSP instructions.
 239
 240 Wed Jul  8 16:29:12 1998  Jeffrey A Law  (law@cygnus.com)
 241
 242         * am33.igen (translate_rreg): New function.  Use it as appropriate.
 243
 244         * am33.igen: More am33 instructions.  Fix "div".
 245
 246 Mon Jul  6 15:39:22 1998  Jeffrey A Law  (law@cygnus.com)
 247
 248         * mn10300.igen: Add am33 support.
 249
 250         * Makefile.in: Use multi-sim to support both a mn10300 and am33
 251         simulator.
 252
 253         * am33.igen: Add many more am33 instructions.
 254
 255 Wed Jul  1 17:07:09 1998  Jeffrey A Law  (law@cygnus.com)
 256
 257         * mn10300_sim.h (FETCH24): Define.
 258
 259         * mn10300_sim.h: Add defines for some registers found on the AM33.
 260         * am33.igen: New file with some am33 support.
 261
 262 Tue Jun 30 11:23:20 1998  Jeffrey A Law  (law@cygnus.com)
 263
 264         * mn10300_sim.h: Include bfd.h
 265         (struct state): Add more room for processor specific registers.
 266         (REG_E0): Define.
 267
 268 Thu Jun 25 10:12:03 1998  Joyce Janczyn  <janczyn@cygnus.com>
 269
 270         * dv-mn103tim.c: Include sim-assert.h
 271         * dv-mn103ser.c (do_polling_event): Check for incoming data on
 272         serial line and schedule next polling event.
 273         (read_status_reg): schedule events to check for incoming data on
 274         serial line and issue interrupt if necessary.
 275
 276 Fri Jun 19 16:47:27 1998  Joyce Janczyn  <janczyn@cygnus.com>
 277
 278         * interp.c (sim_open): hook up serial 1 and 2 ports properly (typo).
 279
 280 Fri Jun 19 11:59:26 1998  Joyce Janczyn  <janczyn@cygnus.com>
 281
 282         * interp.c (board): Rename am32 to stdeval1 as this is the name
 283         consistently used to refer to the mn1030002 board.
 284
 285 Thu June 18 14:37:14 1998  Joyce Janczyn  <janczyn@cygnus.com>
 286         * interp.c (sim_open): Fix typo in address of EXTMD register
 287         (0x34000280, not 0x3400280).
 288
 289 Wed Jun 17 18:00:18 1998  Jeffrey A Law  (law@cygnus.com)
 290
 291         * simops.c (syscall): Handle change in opcode # for syscall.
 292         * mn10300.igen (syscall): Likewise.
 293
 294 Tue June 16 09:36:21 1998  Joyce Janczyn  <janczyn@cygnus.com>
 295         * dv-mn103int.c (mn103int_finish): Regular interrupts (not NMI or
 296         reset) are not enabled on reset.
 297
 298 Sun June 14 17:04:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 299         * dv-mn103iop.c (write_*_reg): Check for attempt to write r/o
 300         register bits.
 301         * dv-mn103ser.c: Fill in methods for reading and writing to serial
 302         device registers.
 303         * interp.c (sim_open): Make the serial device a polling device.
 304
 305 Fri June 12 16:24:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 306         * dv-mn103iop.c: New file for handling am32 io ports.
 307         * configure.in: Add mn103iop to hw_device list.
 308         * configure: Re-generate.
 309         * interp.c (sim_open): Create io port device.
 310
 311 Wed June 10 14:34:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 312         * dv-mn103int.c (external_group): Use enumerated types to access
 313         correct group addresses.
 314         * dv-mn103tim.c (do_counter_event): Underflow of cascaded timer
 315         triggers an interrupt on the higher-numbered timer's port.
 316
 317 Mon June 8 13:30:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 318         * interp.c: (mn10300_option_handler): New function parses arguments
 319         using sim-options.
 320         * (board): Add --board option for specifying am32.
 321         * (sim_open): Create new timer and serial devices and control
 322         configuration of other am32 devices via board option.
 323         * dv-mn103tim.c, dv-mn103ser.c: New files for timers and serial devices.
 324         * dv-mn103cpu.c: Fix typos in opening comments.
 325         * dv-mn103int.c: Adjust interrupt controller settings for am32 instead of am30.
 326         * configure.in: Add mn103tim and mn103ser to hw_device list.
 327         * configure: Re-generate.
 328
 329 Mon May 25 20:50:35 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 330
 331         * dv-mn103int.c, dv-mn103cpu.c: Rename *_callback to *_method.
 332
 333         * dv-mn103cpu.c, dv-mn103int.c: Include hw-main.h and
 334         sim-main.h. Declare a struct hw_descriptor instead of struct
 335         hw_device_descriptor.
 336
 337 Mon May 25 17:33:33 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 338
 339         * dv-mn103cpu.c (struct mn103cpu): Change type of pending_handler
 340         to struct hw_event.
 341
 342 Fri May 22 12:17:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 343
 344         * configure.in (SIM_AC_OPTION_HARDWARE): Add argument "yes".
 345
 346 Wed May  6 13:29:06 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 347
 348         * interp.c (sim_open): Create a polling PAL device.
 349
 350 Fri May  1 16:39:15 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 351
 352         * dv-mn103int.c (mn103int_port_event):
 353         (mn103int_port_event):
 354         (mn103int_io_read_buffer):
 355         (mn103int_io_write_buffer):
 356
 357         * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Drop CPU/CIA args.
 358         (mn103cpu_port_event): Ditto.
 359         (mn103cpu_io_read_buffer): Ditto.
 360         (mn103cpu_io_write_buffer): Ditto.
 361
 362 Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>
 363
 364         * configure: Regenerated to track ../common/aclocal.m4 changes.
 365
 366 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 367
 368         * configure: Regenerated to track ../common/aclocal.m4 changes.
 369         * config.in: Ditto.
 370
 371 Sun Apr 26 15:19:55 1998  Tom Tromey  <tromey@cygnus.com>
 372
 373         * acconfig.h: New file.
 374         * configure.in: Reverted change of Apr 24; use sinclude again.
 375
 376 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 377
 378         * configure: Regenerated to track ../common/aclocal.m4 changes.
 379         * config.in: Ditto.
 380
 381 Fri Apr 24 11:19:07 1998  Tom Tromey  <tromey@cygnus.com>
 382
 383         * configure.in: Don't call sinclude.
 384
 385 Tue Apr 14 10:03:02 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 386
 387         * mn10300_sim.h: Declare all functions in op_utils.c using
 388         INLINE_SIM_MAIN.
 389         * op_utils.c: Ditto.
 390         * sim-main.c: New file.  Include op_utils.c.
 391
 392         * mn10300.igen (mov, cmp): Use new igen operators `!' and `=' to
 393         differentiate between MOV/CMP immediate/register instructions.
 394
 395         * configure.in (SIM_AC_OPTION_INLINE): Add and enable.
 396         * configure: Regenerate.
 397
 398 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 399
 400         * configure: Regenerated to track ../common/aclocal.m4 changes.
 401
 402 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 403
 404         * interp.c (hw): Delete variable, moved to SIM_DESC.
 405         (sim_open): Delete calls to hw_tree_create, hw_tree_finish.
 406         Handled by sim-module.
 407         (sim_open): Do not anotate tree with trace properties, handled by
 408         sim-hw.c
 409         (sim_open): Call sim_hw_parse instead of hw_tree_parse.
 410
 411         * configure: Regenerated to track ../common/aclocal.m4 changes.
 412
 413 Thu Mar 26 20:46:18 1998  Stu Grossman  <grossman@bhuna.cygnus.co.uk>
 414
 415         * dv-mn103cpu.c (deliver_mn103cpu_interrupt):  Save the entire PC
 416         on the stack when delivering interrupts (not just the lower
 417         half)...
 418         * mn10300.igen (mov (Di,Am),Dn):  Fix decode.  Registers were
 419         specified in the wrong order.
 420
 421 Fri Mar 27 00:56:40 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 422
 423         * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Stop loss of
 424         succeeding interrupts, clear pending_handler when the handler
 425         isn't re-scheduled.
 426
 427 Thu Mar 26 10:11:01 1998  Stu Grossman  <grossman@bhuna.cygnus.co.uk>
 428
 429         * Makefile.in (tmp-igen):  Prefix all usage of move-if-change
 430         script with $(SHELL) to make NT native builds happy.
 431         * configure:  Regenerate because of change to ../common/aclocal.m4.
 432
 433 Thu Mar 26 11:22:31 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 434
 435         * configure.in: Make --enable-sim-common the default.
 436         * configure: Re-generate.
 437
 438         * sim-main.h (CIA_GET, CIA_SET): Save/restore current instruction
 439         address into Sate.regs[REG_PC] instead of common struct.
 440
 441 Wed Mar 25 17:42:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 442
 443         * mn10300.igen (cmp imm8,An): Do not sign extend imm8 value.
 444
 445 Wed Mar 25 12:08:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 446
 447         * simops.c (OP_F0FD): Initialise variable 'sp'.
 448
 449 Thu Mar 26 00:21:32 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 450
 451         * dv-mn103int.c (decode_group): A group register every 4 bytes not
 452         8.
 453         (write_icr): Rewrite equation updating request field.
 454         (read_iagr): Fix check that interrupt is still pending.
 455
 456 Wed Mar 25 16:14:50 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 457
 458         * interp.c (sim_open): Tidy up device creation.
 459
 460         * dv-mn103int.c (mn103int_port_event): Drive NMI with non-zero
 461         value.
 462         (mn103int_io_read_buffer): Convert absolute address to register
 463         block offsets.
 464         (read_icr, write_icr): Convert block offset into group offset.
 465
 466 Wed Mar 25 15:08:49 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 467
 468         * interp.c (sim_open): Create second 1mb memory region at
 469         0x40000000.
 470         (sim_open): Create a device tree.
 471         (sim-hw.h): Include.
 472         (do_interrupt): Delete, needs to use dv-mn103cpu.c
 473
 474         * dv-mn103int.c, dv-mn103cpu.c: New files.
 475
 476 Wed Mar 25 08:47:38 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 477
 478         * mn10300_sim.h (EXTRACT_PSW_LM, INSERT_PSW_LM, PSW_IE, PSW_LM):
 479         Define.
 480         (SP): Define.
 481
 482 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 483
 484         * configure: Regenerated to track ../common/aclocal.m4 changes.
 485
 486 Wed Mar 25 10:24:48 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 487
 488         * interp.c (sim-options.h): Include.
 489         (sim_kind, myname): Declare when not using common framework.
 490
 491         * mn10300_sim.h (do_syscall, generic*): Provide prototypes for
 492         functions found in op_utils.c
 493
 494         * mn10300.igen (add): Discard unused variables.
 495
 496         * configure, config.in: Re-generate with autoconf 2.12.1.
 497
 498 Tue Mar 24 15:27:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 499
 500         Add support for --enable-sim-common option.
 501         * Makefile.in (WITHOUT_COMMON_OBJS): Files included if
 502         ! --enable-sim-common
 503         (WITH_COMMON_OBJS): Files included if --enable-sim-common.
 504         (MN10300_OBJS,MN10300_INTERP_DEP): New variables.
 505         (SIM_OBJS): Rewrite.
 506         ({WITHOUT,WITH}_COMMON_RUN_OBJS,SIM_RUN_OBJS): New variables.
 507         (SIM_EXTRA_CFLAGS): New variable.
 508         (clean-extra): Clean up igen files.
 509         (../igen/igen,clean-igen,tmp-igen): New rules.
 510         * configure.in: Add support for common framework via
 511         --enable-sim-common.
 512         * configure: Regenerate.
 513         * interp.c: #include sim-main if WITH_COMMON, not mn10300_sim.h.
 514         (hash,dispatch,sim_size): Don't compile if ! WITH_COMMON.
 515         (init_system,sim_write,compare_simops): Likewise.
 516         (sim_set_profile,sim_set_profile_size): Likewise.
 517         (sim_stop,sim_resume,sim_trace,sim_info): Likewise.
 518         (sim_set_callbacks,sim_stop_reason,sim_read,sim_load): Likewise.
 519         (enum interrupt_type): New enum.
 520         (interrupt_names): New global.
 521         (do_interrupt): New function.
 522         (sim_open): Define differently if WITH_COMMON.
 523         (sim_close,sim_create_inferior,sim_do_command): Likewise.
 524         * mn10300_sim.h ({load,store}_{byte,half,word}): Define versions
 525         for WITH_COMMON.
 526         * mn10300.igen: New file.
 527         * mn10300.dc: New file.
 528         * op_utils.c: New file.
 529         * sim-main.h: New file.
 530
 531 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 532
 533         * configure: Regenerated to track ../common/aclocal.m4 changes.
 534
 535 Fri Feb 27 18:36:04 1998  Jeffrey A Law  (law@cygnus.com)
 536
 537         * simops.c (inc): Fix typo.
 538
 539 Wed Feb 25 01:59:29 1998  Jeffrey A Law  (law@cygnus.com)
 540
 541         * simops.c (signed multiply instructions): Cast input operands to
 542         signed32 before casting them to signed64 so that the sign bit
 543         is propagated properly.
 544
 545 Mon Feb 23 20:23:19 1998  Mark Alexander  <marka@cygnus.com>
 546
 547         * Makefile.in: Last change was bad.  Define NL_TARGET
 548         so that targ-vals.h will be used instead of syscall.h.
 549         * simops.c: Use targ-vals.h instead of syscall.h.
 550         (OP_F020): Disable unsupported system calls.
 551
 552 Mon Feb 23 09:44:38 1998  Mark Alexander  <marka@cygnus.com>
 553
 554         * Makefile.in: Get header files from libgloss/mn10300/sys.
 555
 556 Sun Feb 22 16:02:24 1998  Jeffrey A Law  (law@cygnus.com)
 557
 558         * simops.c: Include sim-types.h.
 559
 560 Wed Feb 18 13:07:08 1998  Jeffrey A Law  (law@cygnus.com)
 561
 562         * simops.c (multiply instructions): Cast input operands to a
 563         signed64/unsigned64 type as appropriate.
 564
 565 Tue Feb 17 12:47:16 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 566
 567         * interp.c (sim_store_register, sim_fetch_register): Pass in
 568         length parameter.  Return -1.
 569
 570 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 571
 572         * configure: Regenerated to track ../common/aclocal.m4 changes.
 573
 574 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 575
 576         * configure: Regenerated to track ../common/aclocal.m4 changes.
 577
 578 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
 579
 580         * configure: Regenerated to track ../common/aclocal.m4 changes.
 581
 582 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 583
 584         * configure: Regenerated to track ../common/aclocal.m4 changes.
 585         * config.in: Ditto.
 586
 587 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
 588
 589         * configure: Regenerated to track ../common/aclocal.m4 changes.
 590
 591 Tue Nov 11 10:38:52 1997  Jeffrey A Law  (law@cygnus.com)
 592
 593         * simops.c (call:16 call:32): Stack adjustment is determined solely
 594         by the imm8 field.
 595
 596 Wed Oct 22 14:43:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 597
 598         * interp.c (sim_load): Pass lma_p and sim_write args to
 599         sim_load_file.
 600
 601 Tue Oct 21 10:12:03 1997  Jeffrey A Law  (law@cygnus.com)
 602
 603         * simops.c: Correctly handle register restores for "ret" and "retf"
 604         instructions.
 605
 606 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 607
 608         * configure: Regenerated to track ../common/aclocal.m4 changes.
 609
 610 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 611
 612         * configure: Regenerated to track ../common/aclocal.m4 changes.
 613
 614 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 615
 616         * configure: Regenerated to track ../common/aclocal.m4 changes.
 617
 618 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 619
 620         * configure: Regenerated to track ../common/aclocal.m4 changes.
 621
 622 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 623
 624         * configure: Regenerated to track ../common/aclocal.m4 changes.
 625
 626 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 627
 628         * configure: Regenerated to track ../common/aclocal.m4 changes.
 629
 630 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
 631
 632         * configure: Regenerated to track ../common/aclocal.m4 changes.
 633
 634 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 635
 636         * configure: Regenerated to track ../common/aclocal.m4 changes.
 637         * config.in: Ditto.
 638
 639 Tue Aug 26 10:41:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 640
 641         * interp.c (sim_kill): Delete.
 642         (sim_create_inferior): Add ABFD argument.
 643         (sim_load): Move setting of PC from here.
 644         (sim_create_inferior): To here.
 645
 646 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 647
 648         * configure: Regenerated to track ../common/aclocal.m4 changes.
 649         * config.in: Ditto.
 650
 651 Mon Aug 25 16:14:44 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 652
 653         * interp.c (sim_open): Add ABFD argument.
 654
 655 Tue Jun 24 13:46:20 1997  Jeffrey A Law  (law@cygnus.com)
 656
 657         * interp.c (sim_resume): Clear State.exited.
 658         (sim_stop_reason): If State.exited is nonzero, then indicate that
 659         the simulator exited instead of stopped.
 660         * mn10300_sim.h (struct _state): Add exited field.
 661         * simops.c (syscall): Set State.exited for SYS_exit.
 662
 663 Wed Jun 11 22:07:56 1997  Jeffrey A Law  (law@cygnus.com)
 664
 665         * simops.c: Fix thinko in last change.
 666
 667 Tue Jun 10 12:31:32 1997  Jeffrey A Law  (law@cygnus.com)
 668
 669         * simops.c: "call" stores the callee saved registers into the
 670         stack!  Update the stack pointer properly when done with
 671         register saves.
 672
 673         * simops.c: Fix return address computation for "call" instructions.
 674
 675 Thu May 22 01:43:11 1997  Jeffrey A Law  (law@cygnus.com)
 676
 677         * interp.c (sim_open): Fix typo.
 678
 679 Wed May 21 23:27:58 1997  Jeffrey A Law  (law@cygnus.com)
 680
 681         * interp.c (sim_resume): Add missing case in big switch
 682         statement (for extb instruction).
 683
 684 Tue May 20 17:51:30 1997  Jeffrey A Law  (law@cygnus.com)
 685
 686         * interp.c: Replace all references to load_mem and store_mem
 687         with references to load_byte, load_half, load_3_byte, load_word
 688         and store_byte, store_half, store_3_byte, store_word.
 689         (INLINE): Delete definition.
 690         (load_mem_big): Likewise.
 691         (max_mem): Make it global.
 692         (dispatch): Make this function inline.
 693         (load_mem, store_mem): Delete functions.
 694         * mn10300_sim.h (INLINE): Define.
 695         (RLW): Delete unused definition.
 696         (load_mem, store_mem): Delete declarations.
 697         (load_mem_big): New definition.
 698         (load_byte, load_half, load_3_byte, load_word): New functions.
 699         (store_byte, store_half, store_3_byte, store_word): New functions.
 700         * simops.c:  Replace all references to load_mem and store_mem
 701         with references to load_byte, load_half, load_3_byte, load_word
 702         and store_byte, store_half, store_3_byte, store_word.
 703
 704 Tue May 20 10:21:51 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 705
 706         * interp.c (sim_open): Add callback to arguments.
 707         (sim_set_callbacks): Delete SIM_DESC argument.
 708
 709 Mon May 19 13:54:22 1997  Jeffrey A Law  (law@cygnus.com)
 710
 711         * interp.c (dispatch): Make this an inline function.
 712
 713         * simops.c (syscall): Use callback->write regardless of
 714         what file descriptor we're writing too.
 715
 716 Sun May 18 16:46:31 1997  Jeffrey A Law  (law@cygnus.com)
 717
 718         * interp.c (load_mem_big): Remove function.  It's now a macro
 719         defined elsewhere.
 720         (compare_simops): New function.
 721         (sim_open): Sort the Simops table before inserting entries
 722         into the hash table.
 723         * mn10300_sim.h: Remove unused #defines.
 724         (load_mem_big): Define.
 725
 726 Fri May 16 16:36:17 1997  Jeffrey A Law  (law@cygnus.com)
 727
 728         * interp.c (load_mem): If we get a load from an out of range
 729         address, abort.
 730         (store_mem): Likewise for stores.
 731         (max_mem): New variable.
 732
 733 Tue May  6 13:24:36 1997  Jeffrey A Law  (law@cygnus.com)
 734
 735         * mn10300_sim.h: Fix ordering of bits in the PSW.
 736
 737         * interp.c: Improve hashing routine to avoid long list
 738         traversals for common instructions.  Add HASH_STAT support.
 739         Rewrite opcode dispatch code using a big switch instead of
 740         cascaded if/else statements.  Avoid useless calls to load_mem.
 741
 742 Mon May  5 18:07:48 1997  Jeffrey A Law  (law@cygnus.com)
 743
 744         * mn10300_sim.h (struct _state): Add space for mdrq register.
 745         (REG_MDRQ): Define.
 746         * simops.c: Don't abort for trap.  Add support for the extended
 747         instructions, "getx", "putx", "mulq", "mulqu", "sat16", "sat24",
 748         and "bsch".
 749
 750 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
 751
 752         * configure: Regenerated to track ../common/aclocal.m4 changes.
 753
 754 Fri Apr 18 14:04:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 755
 756         * interp.c (sim_stop): Add stub function.
 757
 758 Thu Apr 17 03:26:59 1997  Doug Evans  <dje@canuck.cygnus.com>
 759
 760         * Makefile.in (SIM_OBJS): Add sim-load.o.
 761         * interp.c (sim_kind, myname): New static locals.
 762         (sim_open): Set sim_kind, myname.  Ignore -E arg.
 763         (sim_load): Return SIM_RC.  New arg abfd.  Call sim_load_file to
 764         load file into simulator.  Set start address from bfd.
 765         (sim_create_inferior): Return SIM_RC.  Delete arg start_address.
 766
 767 Wed Apr 16 19:30:44 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 768
 769         * simops.c (OP_F020): SYS_execv, SYS_time, SYS_times, SYS_utime
 770         only include if implemented by host.
 771         (OP_F020): Typecast arg passed to time function;
 772
 773 Mon Apr  7 23:57:49 1997  Jeffrey A Law  (law@cygnus.com)
 774
 775         * simops.c (syscall): Handle new mn10300 calling conventions.
 776
 777 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 778
 779         * configure: Regenerated to track ../common/aclocal.m4 changes.
 780         * config.in: Ditto.
 781
 782 Fri Apr  4 20:02:37 1997  Ian Lance Taylor  <ian@cygnus.com>
 783
 784         * Makefile.in: Change mn10300-opc.o to m10300-opc.o, to match
 785         corresponding change in opcodes directory.
 786
 787 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
 788
 789         * interp.c (sim_open): New arg `kind'.
 790
 791         * configure: Regenerated to track ../common/aclocal.m4 changes.
 792
 793 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
 794
 795         * configure: Regenerated to track ../common/aclocal.m4 changes.
 796
 797 Thu Mar 20 11:58:02 1997  Jeffrey A Law  (law@cygnus.com)
 798
 799         * simops.c: Fix register extraction for a two "movbu" variants.
 800         Somewhat simplify "sub" instructions.
 801         Correctly sign extend operands for "mul".  Put the correct
 802         half of the result in MDR for "mul" and "mulu".
 803         Implement remaining instructions.
 804         Tweak opcode for "syscall".
 805
 806 Tue Mar 18 14:21:21 1997  Jeffrey A Law  (law@cygnus.com)
 807
 808         * simops.c: Do syscall emulation in "syscall" instruction.  Add
 809         dummy "trap" instruction.
 810
 811 Wed Mar 19 01:14:00 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 812
 813         * configure: Regenerated to track ../common/aclocal.m4 changes.
 814
 815 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 816
 817         * configure: Re-generate.
 818
 819 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
 820
 821         * configure: Regenerate to track ../common/aclocal.m4 changes.
 822
 823 Thu Mar 13 12:54:45 1997  Doug Evans  <dje@canuck.cygnus.com>
 824
 825         * interp.c (sim_open): New SIM_DESC result.  Argument is now
 826         in argv form.
 827         (other sim_*): New SIM_DESC argument.
 828
 829 Wed Mar 12 15:04:00 1997  Jeffrey A Law  (law@cygnus.com)
 830
 831         * simops.c: Fix carry bit computation for "add" instructions.
 832
 833         * simops.c: Fix typos in bset insns.  Fix arguments to store_mem
 834         for bset imm8,(d8,an) and bclr imm8,(d8,an).
 835
 836 Wed Mar  5 15:00:10 1997  Jeffrey A Law  (law@cygnus.com)
 837
 838         * simops.c: Fix register references when computing Z and N bits
 839         for lsr imm8,dn.
 840
 841 Tue Feb  4 13:33:30 1997  Doug Evans  <dje@canuck.cygnus.com>
 842
 843         * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
 844         COMMON_{PRE,POST}_CONFIG_FRAG instead.
 845         * configure.in: sinclude ../common/aclocal.m4.
 846         * configure: Regenerated.
 847
 848 Fri Jan 24 10:47:25 1997  Jeffrey A Law  (law@cygnus.com)
 849
 850         * interp.c (init_system): Allocate 2^19 bytes of space for the
 851         simulator.
 852
 853 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
 854
 855         * configure configure.in Makefile.in:  Update to new configure
 856         scheme which is more compatible with WinGDB builds.
 857         * configure.in:  Improve comment on how to run autoconf.
 858         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
 859         * Makefile.in:  Use autoconf substitution to install common
 860         makefile fragment.
 861
 862 Tue Jan 21 15:03:04 1997  Jeffrey A Law  (law@cygnus.com)
 863
 864         * simops.c: Undo last change to "rol" and "ror", original code
 865         was correct!
 866
 867 Thu Jan 16 11:28:14 1997  Jeffrey A Law  (law@cygnus.com)
 868
 869         * simops.c: Fix "rol" and "ror".
 870
 871 Wed Jan 15 06:45:58 1997  Jeffrey A Law  (law@cygnus.com)
 872
 873         * simops.c: Fix typo in last change.
 874
 875 Mon Jan 13 13:22:35 1997  Jeffrey A Law  (law@cygnus.com)
 876
 877         * simops.c: Use REG macros in few places not using them yet.
 878
 879 Mon Jan  6 16:21:19 1997  Jeffrey A Law  (law@cygnus.com)
 880
 881         * mn10300_sim.h (struct _state): Fix number of registers!
 882
 883 Tue Dec 31 16:20:41 1996  Jeffrey A Law  (law@cygnus.com)
 884
 885         * mn10300_sim.h (struct _state): Put all registers into a single
 886         array to make gdb implementation easier.
 887         (REG_*): Add definitions for all registers in the state array.
 888         (SEXT32, SEXT40, SEXT44, SEXT60): Remove unused macros.
 889         * simops.c: Related changes.
 890
 891 Wed Dec 18 10:10:45 1996  Jeffrey A Law  (law@cygnus.com)
 892
 893         * interp.c (sim_resume): Handle 0xff as a single byte insn.
 894
 895         * simops.c: Fix overflow computation for "add" and "inc"
 896         instructions.
 897
 898 Mon Dec 16 10:03:52 1996  Jeffrey A Law  (law@cygnus.com)
 899
 900         * simops.c: Handle "break" instruction.
 901
 902         * simops.c: Fix restoring the PC for "ret" and "retf" instructions.
 903
 904 Wed Dec 11 09:53:10 1996  Jeffrey A Law  (law@cygnus.com)
 905
 906         * gencode.c (write_opcodes): Also write out the format of the
 907         opcode.
 908         * mn10300_sim.h (simops): Add "format" field.
 909         * interp.c (sim_resume): Deal with endianness issues here.
 910
 911 Tue Dec 10 15:05:37 1996  Jeffrey A Law  (law@cygnus.com)
 912
 913         * simops.c (REG0_4): Define.
 914         Use REG0_4 for indexed loads/stores.
 915
 916 Sat Dec  7 09:50:28 1996  Jeffrey A Law  (law@cygnus.com)
 917
 918         * simops.c (REG0_16): Fix typo.
 919
 920 Fri Dec  6 14:13:34 1996  Jeffrey A Law  (law@cygnus.com)
 921
 922         * simops.c: Call abort for any instruction that's not currently
 923         simulated.
 924
 925         * simops.c: Define accessor macros to extract register
 926         values from instructions.  Use them consistently.
 927
 928         * interp.c: Delete unused global variable "OP".
 929         (sim_resume): Remove unused variable "opcode".
 930         * simops.c: Fix some uninitialized variable problems, add
 931         parens to fix various -Wall warnings.
 932
 933         * gencode.c (write_header): Add "insn" and "extension" arguments
 934         to the OP_* declarations.
 935         (write_template): Similarly for function templates.
 936         * interp.c (insn, extension): Remove global variables.  Instead
 937         pass them as arguments to the OP_* functions.
 938         * mn10300_sim.h: Remove decls for "insn" and "extension".
 939         * simops.c (OP_*): Accept "insn" and "extension" as arguments
 940         instead of using globals.
 941
 942 Thu Dec  5 22:26:31 1996  Jeffrey A Law  (law@cygnus.com)
 943
 944         * simops.c: Fix typos in "mov am,(d16,an)" and "mov am,(d32,an)"
 945
 946         * simops.c: Fix thinkos in last change to "inc dn".
 947
 948 Wed Dec  4 10:57:53 1996  Jeffrey A Law  (law@cygnus.com)
 949
 950         * simops.c: "add imm,sp" does not effect the condition codes.
 951         "inc dn" does effect the condition codes.
 952
 953 Tue Dec  3 17:37:45 1996  Jeffrey A Law  (law@cygnus.com)
 954
 955         * simops.c: Treat both operands as signed values for
 956         "div" instruction.
 957
 958         * simops.c: Fix simulation of division instructions.
 959         Fix typos/thinkos in several "cmp" and "sub" instructions.
 960
 961 Mon Dec  2 12:31:40 1996  Jeffrey A Law  (law@cygnus.com)
 962
 963         * simops.c: Fix carry bit handling in "sub" and "cmp"
 964         instructions.
 965
 966         * simops.c: Fix "mov imm8,an" and "mov imm16,dn".
 967
 968 Sun Dec  1 16:05:42 1996  Jeffrey A Law  (law@cygnus.com)
 969
 970         * simops.c: Fix overflow computation for many instructions.
 971
 972         * simops.c: Fix "mov dm, an", "movbu dm, (an)", and "movhu dm, (an)".
 973
 974         * simops.c: Fix "mov am, dn".
 975
 976         * simops.c: Fix more bugs in "add imm,an" and
 977         "add imm,dn".
 978
 979 Wed Nov 27 09:20:42 1996  Jeffrey A Law  (law@cygnus.com)
 980
 981         * simops.c: Fix bugs in "movm" and "add imm,an".
 982
 983         * simops.c: Don't lose the upper 24 bits of the return
 984         pointer in "call" and "calls" instructions.  Rough cut
 985         at emulated system calls.
 986
 987         * simops.c: Implement the remaining 5, 6 and 7 byte instructions.
 988
 989         * simops.c: Implement remaining 4 byte instructions.
 990
 991         * simops.c: Implement remaining 3 byte instructions.
 992
 993         * simops.c: Implement remaining 2 byte instructions.  Call
 994         abort for instructions we're not implementing now.
 995
 996 Tue Nov 26 15:43:41 1996  Jeffrey A Law  (law@cygnus.com)
 997
 998         * simops.c: Implement lots of random instructions.
 999
1000         * simops.c: Implement "movm" and "bCC" insns.
1001
1002         * mn10300_sim.h (_state): Add another register (MDR).
1003         (REG_MDR): Define.
1004         * simops.c: Implement "cmp", "calls", "rets", "jmp" and
1005         a few additional random insns.
1006
1007         * mn10300_sim.h (PSW_*): Define for CC status tracking.
1008         (REG_D0, REG_A0, REG_SP): Define.
1009         * simops.c: Implement "add", "addc" and a few other random
1010         instructions.
1011
1012         * gencode.c, interp.c: Snapshot current simulator code.
1013
1014 Mon Nov 25 12:46:38 1996  Jeffrey A Law  (law@cygnus.com)
1015
1016         * Makefile.in, config.in, configure, configure.in: New files.
1017         * gencode.c, interp.c, mn10300_sim.h, simops.c: New files.
1018