sim/mn10300/ChangeLog

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