sim/mn10300/ChangeLog

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