sim/mn10300/ChangeLog

   1 2011-12-03  Mike Frysinger  <vapier@gentoo.org>
   2
   3         * aclocal.m4: New file.
   4         * configure: Regenerate.
   5
   6 2011-11-07  Mike Frysinger  <vapier@gentoo.org>
   7
   8         PR sim/9302
   9         * dv-mn103iop.c (write_dedicated_control_reg): Convert && to &.
  10
  11 2011-10-19  Mike Frysinger  <vapier@gentoo.org>
  12
  13         * configure: Regenerate after common/acinclude.m4 update.
  14
  15 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
  16
  17         * configure.ac: Change include to common/acinclude.m4.
  18
  19 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
  20
  21         * configure.ac: Change AC_PREREQ to 2.64.  Delete AC_CONFIG_HEADER
  22         call.  Replace common.m4 include with SIM_AC_COMMON.
  23         * configure: Regenerate.
  24
  25 2011-07-05  Mike Frysinger  <vapier@gentoo.org>
  26
  27         * interp.c (sim_do_command): Delete.
  28
  29 2011-06-20  Nick Clifton  <nickc@redhat.com>
  30
  31         * am33.igen (sub Rm,Rn,Rd): Fix computation of carry flag.
  32
  33 2011-01-11  Andrew Burgess  <aburgess@broadcom.com>
  34
  35         * interp.c (sim_store_register): Update return value to
  36         match new API.
  37
  38 2010-04-19  Mike Frysinger  <vapier@gentoo.org>
  39
  40         * dv-mn103ser.c (sockser_addr, USE_SOCKSER_P): Delete
  41         (do_polling_event): Change USE_SOCKSER_P to dv_sockser_status.
  42         (read_status_reg): Likewise.
  43         (write_txb): Likewise.
  44
  45 2010-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  46
  47         * configure: Regenerate.
  48
  49 2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  50
  51         * config.in: Regenerate.
  52         * configure: Likewise.
  53
  54         * configure: Regenerate.
  55
  56 2008-07-11  Hans-Peter Nilsson  <hp@axis.com>
  57
  58         * configure: Regenerate to track ../common/common.m4 changes.
  59         * config.in: Ditto.
  60
  61 2008-06-06  Vladimir Prus  <vladimir@codesourcery.com>
  62             Daniel Jacobowitz  <dan@codesourcery.com>
  63             Joseph Myers  <joseph@codesourcery.com>
  64
  65         * configure: Regenerate.
  66
  67 2006-12-21  Hans-Peter Nilsson  <hp@axis.com>
  68
  69         * acconfig.h: Remove.
  70         * config.in: Regenerate.
  71
  72 2006-06-13  Richard Earnshaw  <rearnsha@arm.com>
  73
  74         * configure: Regenerated.
  75
  76 2006-06-05  Daniel Jacobowitz  <dan@codesourcery.com>
  77
  78         * configure: Regenerated.
  79
  80 2006-05-31  Daniel Jacobowitz  <dan@codesourcery.com>
  81
  82         * configure: Regenerated.
  83
  84 2006-03-29  Hans-Peter Nilsson  <hp@axis.com>
  85
  86         * configure: Regenerate.
  87
  88 2005-03-23  Mark Kettenis  <kettenis@gnu.org>
  89
  90         * configure: Regenerate.
  91
  92 2005-01-14  Andrew Cagney  <cagney@gnu.org>
  93
  94         * configure.ac: Sinclude aclocal.m4 before common.m4.  Add
  95         explicit call to AC_CONFIG_HEADER.
  96         * configure: Regenerate.
  97
  98 2005-01-12  Andrew Cagney  <cagney@gnu.org>
  99
 100         * configure.ac: Update to use ../common/common.m4.
 101         * configure: Re-generate.
 102
 103 2005-01-11  Andrew Cagney  <cagney@localhost.localdomain>
 104
 105         * configure: Regenerated to track ../common/aclocal.m4 changes.
 106
 107 2005-01-07  Andrew Cagney  <cagney@gnu.org>
 108
 109         * configure.ac: Rename configure.in, require autoconf 2.59.
 110         * configure: Re-generate.
 111
 112 2004-12-08  Hans-Peter Nilsson  <hp@axis.com>
 113
 114         * configure: Regenerate for ../common/aclocal.m4 update.
 115
 116 2004-06-26  Alexandre Oliva  <aoliva@redhat.com>
 117
 118         2000-08-07  Graham Stott  <grahams@cygnus.co.uk>
 119         * am33-2.igen (fmadd, fmsub, fmnadd, fmnsub): Correct typo.
 120         2000-05-29  Alexandre Oliva  <aoliva@cygnus.com>
 121         * interp.c (fpu_disabled_exception, fpu_unimp_exception,
 122         fpu_check_signal_exception): Take additional state arguments.
 123         Print exception type and call program_interrupt.  Adjust callers.
 124         (fpu_rsqrt, fpu_cmp, fpu_add, fpu_sub, fpu_mul, fpu_div,
 125         fpu_fmadd, fpu_fmsub, fpu_fnmadd, fpu_fnmsub): Take additional
 126         arguments.
 127         * mn10300_sim.h (fpu_disabled_exception, fpu_unimp_exception,
 128         fpu_check_signal_exception): Adjust prototypes.
 129         (fpu_rsqrt, fpu_cmp, fpu_add, fpu_sub, fpu_mul, fpu_div,
 130         fpu_fmadd, fpu_fmsub, fpu_fnmadd, fpu_fnmsub): Likewise.
 131         * am33-2.igen: Adjust calls.
 132         2000-05-19  Alexandre Oliva  <aoliva@cygnus.com>
 133         * op_utils.c (cmp2fcc): Moved...
 134         * interp.c: ... here.
 135         2000-05-18  Alexandre Oliva  <aoliva@cygnus.com>
 136         * am33-2.igen: Use `unsigned32', `signed32', `unsigned64' or
 137         `signed64' where type width is relevant.
 138         2000-05-15  Alexandre Oliva  <aoliva@cygnus.com>
 139         * mn10300_sim.h: Include sim-fpu.h.
 140         (FD2FPU, FPU2FD): Enclose the FD argument in parentheses.
 141         (fpu_check_signal_exception): Declare.
 142         (struct fp_prec_t, fp_single_prec, fp_double_prec): Likewise.
 143         (FP_SINGLE, FP_DOUBLE): Shorthands for fp_*_prec.
 144         (fpu_rsqrt, fpu_cmp, fpu_add, fpu_sub, fpu_mul, fpu_div,
 145         fpu_fmadd, fpu_fmsub, fpu_fnmadd, fpu_fnmsub): Declare.
 146         * interp.c (fpu_disabled_exception): Document.
 147         (fpu_unimp_exception): Likewise.
 148         (fpu_check_signal_exception): Define.
 149         (reg2val_32, round_32, val2reg_32, fp_single_prec): Likewise.
 150         (reg2val_64, round_64, val2reg_64, fp_double_prec): Likewise.
 151         (REG2VAL, ROUND, VAL2REG): Define shorthands.
 152         (fpu_status_ok): Define.
 153         (fpu_rsqrt, fpu_cmp, fpu_add, fpu_sub, fpu_mul, fpu_div,
 154         fpu_fmadd, fpu_fmsub, fpu_fnmadd, fpu_fnmsub): Define.
 155         * am33-2.igen (frsqrt, fcmp, fadd, fsub, fmul, fdiv,
 156         fmadd, fmsub, fnmadd, fnmsub): Use new functions.
 157         2000-04-27  Alexandre Oliva  <aoliva@cygnus.com>
 158         * interp.c (sim_create_inferior): Set PSW bit to enable FP insns
 159         if architecture is AM33/2.0.
 160         * am33.igen: Include am33-2.igen.
 161         2000-04-23  Alexandre Oliva  <aoliva@cygnus.com>
 162         * mn10300.igen (movm, call, ret, retf): Check for am33_2 too.
 163         * am33.igen (movm): Likewise.
 164         2000-04-19  Alexandre Oliva  <aoliva@cygnus.com>
 165         * am33.igen: Added `*am33_2' to some instructions that were
 166         missing it.
 167         2000-04-07  Alexandre Oliva  <aoliva@cygnus.com>
 168         * am33-2.igen: New file.  All insns implemented, but FP flags are
 169         only set for fcmp, exceptional conditions are not handled yet.
 170         * Makefile.in (IGEN_INSN): Added am33-2.igen.
 171         (tmp-igen): Added -M am33_2.
 172         * mn10300.igen, am33.igen: Added `*am33_2' to all insns.
 173         * gencode.c: Support FMT_D3.
 174         * mn10300_sim.h (dword): New type.
 175         (struct _state): Added fpregs.
 176         (REG_FPCR, FPCR): New define.  All assorted bitmaps.
 177         (XS2FS, AS2FS, Xf2FD): New macros.
 178         (FS2FPU, FD2FPU, FPU2FS, FPU2FD): Likewise.
 179         (load_dword, store_dword): New functions or macros.
 180         (u642dw, dw2u64): New functions.
 181         (fpu_disabled_exception, fpu_unimp_exception): Declared.
 182         * interp.c (fpu_disabled_exception): Defined; no actual
 183         implementation.
 184         (fpu_unimp_exception): Likewise.
 185         * op_utils.c (cmp2fcc): New function.
 186
 187         * interp.c, mn10300_sim.h, op_utils.c: Convert function prototypes
 188         and definitions to ISO C.
 189
 190         * gencode.c, simops.c: Delete.
 191         * Makefile.in: Remove non-COMMON dependencies and commands.
 192
 193         * configure.in: Use common simulator always.  Don't subst sim_gen
 194         nor mn10300_common.
 195         * configure: Rebuilt.
 196         * Makefile.in (WITHOUT_COMMON_OBJS, WITHOUT_COMMON_INTERP_DEP,
 197         WITHOUT_COMMON_RUN_OBJS): Remove.
 198         (WITH_COMMON_OBJS): Rename to MN10300_OBJS.
 199         (WITH_COMMON_INTERP_DEP): Rename to MN10300_INTERP_DEP.
 200         (WITH_COMMON_RUN_OBJS): Rename to SIM_RUN_OBJS.
 201         (SIM_EXTRA_CFLAGS): Don't use @sim_gen@.
 202         * interp.c: Remove non-common bits.
 203         * mn10300_sim.h: Likewise.
 204
 205 2003-08-28  Andrew Cagney  <cagney@redhat.com>
 206
 207         * dv-mn103ser.c (do_polling_event): Change type of "serial_reg" to
 208         "long".
 209         (read_status_reg): Cast "serial_reg" to "long".
 210         * dv-mn103tim.c (do_counter_event): Change type of "timer_nr" to
 211         "long".
 212         (do_counter6_event, write_mode_reg, write_tm6md): Ditto.
 213
 214 2003-02-27  Andrew Cagney  <cagney@redhat.com>
 215
 216         * interp.c (sim_open, sim_create_inferior, sim_open)
 217         (sim_create_inferior): Rename _bfd to bfd.
 218
 219 2003-02-26  Andrew Cagney  <cagney@redhat.com>
 220
 221         * am33.igen: Call sim_engine_abort instead of abort.
 222
 223 2003-02-26  David Carlton  <carlton@math.stanford.edu>
 224
 225         * dv-mn103tim.c (read_special_timer6_reg): Add break after
 226         empty default: label.
 227         (write_special_timer6_reg): Ditto.
 228         Update copyright.
 229
 230 2002-11-28  Andrew Cagney  <cagney@redhat.com>
 231
 232         * sim-main.h: Only include "idecode.h" once.
 233         * Makefile.in (SIM_EXTRA_DEPS): Define.
 234
 235 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
 236
 237         * configure: Regenerated to track ../common/aclocal.m4 changes.
 238
 239 2002-06-09  Andrew Cagney  <cagney@redhat.com>
 240
 241         * Makefile.in (INCLUDE): Update path to callback.h.
 242         * mn10300_sim.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
 243         * tconfig.in: Ditto.
 244
 245 2001-05-06  Jim Blandy  <jimb@redhat.com>
 246
 247         * mn10300.igen: Doc fixes.
 248
 249 2001-04-26  Alexandre Oliva  <aoliva@redhat.com>
 250
 251         * Makefile.in (idecode.o, op_utils.o, semantics.o, simops.o):
 252         Depend on targ-vals.h.
 253
 254 2001-04-15  J.T. Conklin  <jtc@redback.com>
 255
 256         * Makefile.in (simops.o): Add simops.h to dependency list.
 257
 258 Wed Aug  9 02:24:53 2000  Graham Stott  <grahams@cygnus.co.uk>
 259
 260         * am33.igen: Warning clean-up.
 261         (movm): Initialize PC and mask.
 262         (mov, movbu, movhu): Set srcreg2 from RI0.
 263         (bsch): Initialize c.
 264         (sat16_cmp): Actually do the comparison.
 265         (mov_llt): Do not overwrite dstreg with uninitialized variable.
 266
 267 Tue May 23 21:39:23 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 268
 269         * configure: Regenerated to track ../common/aclocal.m4 changes.
 270
 271 2000-05-22  Alexandre Oliva  <aoliva@cygnus.com>
 272
 273         * am33.igen: Fix leading comments of SP-relative offset insns that
 274         referred to other registers.  Make their offsets unsigned.
 275
 276 2000-05-18  Alexandre Oliva  <aoliva@cygnus.com>
 277
 278         * mn10300_sim.h (genericAdd, genericSub, genericCmp, genericOr,
 279         genericXor, genericBtst): Use `unsigned32'.
 280         * op_utils.c: Likewise.
 281         * mn10300.igen, am33.igen: Use `unsigned32', `signed32',
 282         `unsigned64' or `signed64' where type width is relevant.
 283
 284 2000-04-25  Alexandre Oliva  <aoliva@cygnus.com>
 285
 286         * am33.igen (inc4 Rn): Use genericAdd so as to modify flags.
 287
 288 2000-04-09  Alexandre Oliva  <aoliva@cygnus.com>
 289
 290         * am33.igen: Make SP-relative offsets unsigned.  Add `*am33' for
 291         some instructions that were missing it.
 292
 293 2000-03-03  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>
 294
 295         * Makefile.in (IGEN_INSN): Added am33.igen.
 296
 297 Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 298
 299         * configure: Regenerated to track ../common/aclocal.m4 changes.
 300
 301 Tue Jul 13 13:26:20 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 302
 303         * interp.c: Clarify error message reporting an unknown board.
 304
 305 1999-05-08  Felix Lee  <flee@cygnus.com>
 306
 307         * configure: Regenerated to track ../common/aclocal.m4 changes.
 308
 309 1999-04-16  Frank Ch. Eigler  <fche@cygnus.com>
 310
 311         * interp.c (program_interrupt): Detect undesired recursion using
 312         static flag.  Set NMIRC register's SYSEF flag during
 313         --board=stdeval1 mode.
 314         * dv-mn103-int.c (write_icr): Add backdoor address to allow CPU to
 315         set SYSEF flag.
 316
 317 1999-04-02  Keith Seitz  <keiths@cygnus.com>
 318
 319         * Makefile.in (SIM_EXTRA_CFLAGS): Define a POLL_QUIT_INTERVAL
 320         for use in the simulator so that the poll_quit callback is
 321         not called too often.
 322
 323 Tue Mar  9 21:26:41 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 324
 325         * dv-mn103int.c (mn103int_ioctl): Return something.
 326         * dv-mn103tim.c (write_tm6md): GCC suggested parentheses around &&
 327         within ||.
 328
 329 Tue Feb 16 23:57:17 1999  Jeffrey A Law  (law@cygnus.com)
 330
 331         * mn10300.igen (retf): Fix return address computation and store
 332         the new pc value into nia.
 333
 334 1998-12-29  Frank Ch. Eigler  <fche@cygnus.com>
 335
 336         * Makefile.in (WITH_COMMON_OBJS): Build also dv-sockser.o.
 337         * interp.c (sim_open): Add stub mn103002 cache control memory regions.
 338         Set OPERATING_ENVIRONMENT on "stdeval1" board.
 339         (mn10300_core_signal): New function to intercept memory errors.
 340         (program_interrupt): New function to dispatch to exception vector
 341         (mn10300_exception_*): New functions to snapshot pre/post exception
 342         state.
 343         * sim-main.h (SIM_CORE_SIGNAL): Define hook - call mn10300_core_signal.
 344         (SIM_ENGINE_HALT_HOOK): Do nothing.
 345         (SIM_CPU_EXCEPTION*): Define hooks to call mn10300_cpu_exception*().
 346         (_sim_cpu): Add exc_* fields to store register value snapshots.
 347         * dv-mn103ser.c (*): Support dv-sockser backend for UART I/O.
 348         Various endianness and warning fixes.
 349         * mn10300.igen (illegal): Call program_interrupt on error.
 350         (break): Call program_interrupt on breakpoint
 351
 352         Several changes from <janczyn@cygnus.com> and <cagney@cygnus.com>
 353         merged in:
 354         * dv-mn103int.c (mn103int_ioctl): New function for NMI
 355         generation. (mn103int_finish): Install it as ioctl handler.
 356         * dv-mn103tim.c: Support timer 6 specially.  Endianness fixes.
 357
 358 Wed Oct 14 12:11:05 1998  Jeffrey A Law  (law@cygnus.com)
 359
 360         * am33.igen: Allow autoincrement stores using the same register
 361         for source and destination operands.
 362
 363 Mon Aug 31 10:19:55 1998  Jeffrey A Law  (law@cygnus.com)
 364
 365         * am33.igen: Reverse HI/LO outputs of 4 operand "mul" and "mulu".
 366
 367 Fri Aug 28 14:40:49 1998  Joyce Janczyn  <janczyn@cygnus.com>
 368
 369         * interp.c (sim_open): Check for invalid --board option, fix
 370         indentation, allocate memory for mem control and DMA regs.
 371
 372 Wed Aug 26 09:29:38 1998  Joyce Janczyn  <janczyn@cygnus.com>
 373
 374         * mn10300.igen (div,divu): Fix divide instructions so divide by 0
 375         behaves like the hardware.
 376
 377 Mon Aug 24 11:50:09 1998  Joyce Janczyn  <janczyn@cygnus.com>
 378
 379         * sim-main.h (SIM_HANDLES_LMA): Define SIM_HANDLES_LMA.
 380
 381 Wed Aug 12 12:36:07 1998  Jeffrey A Law  (law@cygnus.com)
 382
 383         * am33.igen: Handle case where first DSP operation modifies a
 384         register used in the second DSP operation correctly.
 385
 386 Tue Jul 28 10:10:25 1998  Jeffrey A Law  (law@cygnus.com)
 387
 388         * am33.igen: Detect cases where two operands must not match for
 389         DSP instructions too.
 390
 391 Mon Jul 27 12:04:17 1998  Jeffrey A Law  (law@cygnus.com)
 392
 393         * am33.igen: Detect cases where two operands must not match in
 394         non-DSP instructions.
 395
 396 Fri Jul 24 18:15:21 1998  Joyce Janczyn  <janczyn@cygnus.com>
 397
 398         * op_utils.c (do_syscall): Rewrite to use common/syscall.c.
 399         (syscall_read_mem, syscall_write_mem): New functions for syscall
 400         callbacks.
 401         * mn10300_sim.h: Add prototypes for syscall_read_mem and
 402         syscall_write_mem.
 403         * mn10300.igen: Change C++ style comments to C style comments.
 404         Check for divide by zero in div and divu ops.
 405
 406 Fri Jul 24 12:49:28 1998  Jeffrey A Law  (law@cygnus.com)
 407
 408         * am33.igen (translate_xreg): New function.  Use it as needed.
 409
 410 Thu Jul 23 10:05:28 1998  Jeffrey A Law  (law@cygnus.com)
 411
 412         * am33.igen: Add some missing instructions.
 413
 414         * am33.igen: Autoincrement loads/store fixes.
 415
 416 Tue Jul 21 09:48:14 1998  Jeffrey A Law  (law@cygnus.com)
 417
 418         * am33.igen: Add mov_lCC DSP instructions.
 419
 420         * am33.igen: Add most am33 DSP instructions.
 421
 422 Thu Jul  9 10:06:55 1998  Jeffrey A Law  (law@cygnus.com)
 423
 424         * mn10300.igen: Fix Z bit for addc and subc instructions.
 425         Minor fixes in multiply/divide patterns.
 426
 427         * am33.igen: Add missing mul[u] imm32,Rn.  Fix condition code
 428         handling for many instructions.  Fix sign extension for some
 429         24bit immediates.
 430
 431         * am33.igen: Fix Z bit for remaining addc/subc instructions.
 432         Do not sign extend immediate for mov imm,XRn.
 433         More random mul, mac & div fixes.
 434         Remove some unused variables.
 435         Sign extend 24bit displacement in memory addresses.
 436
 437         * am33.igen: Fix Z bit for addc Rm,Rn and subc Rm,Rn.  Various
 438         fixes to 2 register multiply, divide and mac instructions.  Set
 439         Z,N correctly for sat16.  Sign extend 24 bit immediate for add,
 440         and sub instructions.
 441
 442         * am33.igen: Add remaining non-DSP instructions.
 443
 444 Wed Jul  8 16:29:12 1998  Jeffrey A Law  (law@cygnus.com)
 445
 446         * am33.igen (translate_rreg): New function.  Use it as appropriate.
 447
 448         * am33.igen: More am33 instructions.  Fix "div".
 449
 450 Mon Jul  6 15:39:22 1998  Jeffrey A Law  (law@cygnus.com)
 451
 452         * mn10300.igen: Add am33 support.
 453
 454         * Makefile.in: Use multi-sim to support both a mn10300 and am33
 455         simulator.
 456
 457         * am33.igen: Add many more am33 instructions.
 458
 459 Wed Jul  1 17:07:09 1998  Jeffrey A Law  (law@cygnus.com)
 460
 461         * mn10300_sim.h (FETCH24): Define.
 462
 463         * mn10300_sim.h: Add defines for some registers found on the AM33.
 464         * am33.igen: New file with some am33 support.
 465
 466 Tue Jun 30 11:23:20 1998  Jeffrey A Law  (law@cygnus.com)
 467
 468         * mn10300_sim.h: Include bfd.h
 469         (struct state): Add more room for processor specific registers.
 470         (REG_E0): Define.
 471
 472 Thu Jun 25 10:12:03 1998  Joyce Janczyn  <janczyn@cygnus.com>
 473
 474         * dv-mn103tim.c: Include sim-assert.h
 475         * dv-mn103ser.c (do_polling_event): Check for incoming data on
 476         serial line and schedule next polling event.
 477         (read_status_reg): schedule events to check for incoming data on
 478         serial line and issue interrupt if necessary.
 479
 480 Fri Jun 19 16:47:27 1998  Joyce Janczyn  <janczyn@cygnus.com>
 481
 482         * interp.c (sim_open): hook up serial 1 and 2 ports properly (typo).
 483
 484 Fri Jun 19 11:59:26 1998  Joyce Janczyn  <janczyn@cygnus.com>
 485
 486         * interp.c (board): Rename am32 to stdeval1 as this is the name
 487         consistently used to refer to the mn1030002 board.
 488
 489 Thu June 18 14:37:14 1998  Joyce Janczyn  <janczyn@cygnus.com>
 490         * interp.c (sim_open): Fix typo in address of EXTMD register
 491         (0x34000280, not 0x3400280).
 492
 493 Wed Jun 17 18:00:18 1998  Jeffrey A Law  (law@cygnus.com)
 494
 495         * simops.c (syscall): Handle change in opcode # for syscall.
 496         * mn10300.igen (syscall): Likewise.
 497
 498 Tue June 16 09:36:21 1998  Joyce Janczyn  <janczyn@cygnus.com>
 499         * dv-mn103int.c (mn103int_finish): Regular interrupts (not NMI or
 500         reset) are not enabled on reset.
 501
 502 Sun June 14 17:04:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 503         * dv-mn103iop.c (write_*_reg): Check for attempt to write r/o
 504         register bits.
 505         * dv-mn103ser.c: Fill in methods for reading and writing to serial
 506         device registers.
 507         * interp.c (sim_open): Make the serial device a polling device.
 508
 509 Fri June 12 16:24:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 510         * dv-mn103iop.c: New file for handling am32 io ports.
 511         * configure.in: Add mn103iop to hw_device list.
 512         * configure: Re-generate.
 513         * interp.c (sim_open): Create io port device.
 514
 515 Wed June 10 14:34:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 516         * dv-mn103int.c (external_group): Use enumerated types to access
 517         correct group addresses.
 518         * dv-mn103tim.c (do_counter_event): Underflow of cascaded timer
 519         triggers an interrupt on the higher-numbered timer's port.
 520
 521 Mon June 8 13:30:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 522         * interp.c: (mn10300_option_handler): New function parses arguments
 523         using sim-options.
 524         * (board): Add --board option for specifying am32.
 525         * (sim_open): Create new timer and serial devices and control
 526         configuration of other am32 devices via board option.
 527         * dv-mn103tim.c, dv-mn103ser.c: New files for timers and serial devices.
 528         * dv-mn103cpu.c: Fix typos in opening comments.
 529         * dv-mn103int.c: Adjust interrupt controller settings for am32 instead of am30.
 530         * configure.in: Add mn103tim and mn103ser to hw_device list.
 531         * configure: Re-generate.
 532
 533 Mon May 25 20:50:35 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 534
 535         * dv-mn103int.c, dv-mn103cpu.c: Rename *_callback to *_method.
 536
 537         * dv-mn103cpu.c, dv-mn103int.c: Include hw-main.h and
 538         sim-main.h. Declare a struct hw_descriptor instead of struct
 539         hw_device_descriptor.
 540
 541 Mon May 25 17:33:33 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 542
 543         * dv-mn103cpu.c (struct mn103cpu): Change type of pending_handler
 544         to struct hw_event.
 545
 546 Fri May 22 12:17:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 547
 548         * configure.in (SIM_AC_OPTION_HARDWARE): Add argument "yes".
 549
 550 Wed May  6 13:29:06 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 551
 552         * interp.c (sim_open): Create a polling PAL device.
 553
 554 Fri May  1 16:39:15 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 555
 556         * dv-mn103int.c (mn103int_port_event):
 557         (mn103int_port_event):
 558         (mn103int_io_read_buffer):
 559         (mn103int_io_write_buffer):
 560
 561         * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Drop CPU/CIA args.
 562         (mn103cpu_port_event): Ditto.
 563         (mn103cpu_io_read_buffer): Ditto.
 564         (mn103cpu_io_write_buffer): Ditto.
 565
 566 Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>
 567
 568         * configure: Regenerated to track ../common/aclocal.m4 changes.
 569
 570 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 571
 572         * configure: Regenerated to track ../common/aclocal.m4 changes.
 573         * config.in: Ditto.
 574
 575 Sun Apr 26 15:19:55 1998  Tom Tromey  <tromey@cygnus.com>
 576
 577         * acconfig.h: New file.
 578         * configure.in: Reverted change of Apr 24; use sinclude again.
 579
 580 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 581
 582         * configure: Regenerated to track ../common/aclocal.m4 changes.
 583         * config.in: Ditto.
 584
 585 Fri Apr 24 11:19:07 1998  Tom Tromey  <tromey@cygnus.com>
 586
 587         * configure.in: Don't call sinclude.
 588
 589 Tue Apr 14 10:03:02 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 590
 591         * mn10300_sim.h: Declare all functions in op_utils.c using
 592         INLINE_SIM_MAIN.
 593         * op_utils.c: Ditto.
 594         * sim-main.c: New file.  Include op_utils.c.
 595
 596         * mn10300.igen (mov, cmp): Use new igen operators `!' and `=' to
 597         differentiate between MOV/CMP immediate/register instructions.
 598
 599         * configure.in (SIM_AC_OPTION_INLINE): Add and enable.
 600         * configure: Regenerate.
 601
 602 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 603
 604         * configure: Regenerated to track ../common/aclocal.m4 changes.
 605
 606 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 607
 608         * interp.c (hw): Delete variable, moved to SIM_DESC.
 609         (sim_open): Delete calls to hw_tree_create, hw_tree_finish.
 610         Handled by sim-module.
 611         (sim_open): Do not anotate tree with trace properties, handled by
 612         sim-hw.c
 613         (sim_open): Call sim_hw_parse instead of hw_tree_parse.
 614
 615         * configure: Regenerated to track ../common/aclocal.m4 changes.
 616
 617 Thu Mar 26 20:46:18 1998  Stu Grossman  <grossman@bhuna.cygnus.co.uk>
 618
 619         * dv-mn103cpu.c (deliver_mn103cpu_interrupt):  Save the entire PC
 620         on the stack when delivering interrupts (not just the lower
 621         half)...
 622         * mn10300.igen (mov (Di,Am),Dn):  Fix decode.  Registers were
 623         specified in the wrong order.
 624
 625 Fri Mar 27 00:56:40 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 626
 627         * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Stop loss of
 628         succeeding interrupts, clear pending_handler when the handler
 629         isn't re-scheduled.
 630
 631 Thu Mar 26 10:11:01 1998  Stu Grossman  <grossman@bhuna.cygnus.co.uk>
 632
 633         * Makefile.in (tmp-igen):  Prefix all usage of move-if-change
 634         script with $(SHELL) to make NT native builds happy.
 635         * configure:  Regenerate because of change to ../common/aclocal.m4.
 636
 637 Thu Mar 26 11:22:31 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 638
 639         * configure.in: Make --enable-sim-common the default.
 640         * configure: Re-generate.
 641
 642         * sim-main.h (CIA_GET, CIA_SET): Save/restore current instruction
 643         address into Sate.regs[REG_PC] instead of common struct.
 644
 645 Wed Mar 25 17:42:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 646
 647         * mn10300.igen (cmp imm8,An): Do not sign extend imm8 value.
 648
 649 Wed Mar 25 12:08:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 650
 651         * simops.c (OP_F0FD): Initialise variable 'sp'.
 652
 653 Thu Mar 26 00:21:32 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 654
 655         * dv-mn103int.c (decode_group): A group register every 4 bytes not
 656         8.
 657         (write_icr): Rewrite equation updating request field.
 658         (read_iagr): Fix check that interrupt is still pending.
 659
 660 Wed Mar 25 16:14:50 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 661
 662         * interp.c (sim_open): Tidy up device creation.
 663
 664         * dv-mn103int.c (mn103int_port_event): Drive NMI with non-zero
 665         value.
 666         (mn103int_io_read_buffer): Convert absolute address to register
 667         block offsets.
 668         (read_icr, write_icr): Convert block offset into group offset.
 669
 670 Wed Mar 25 15:08:49 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 671
 672         * interp.c (sim_open): Create second 1mb memory region at
 673         0x40000000.
 674         (sim_open): Create a device tree.
 675         (sim-hw.h): Include.
 676         (do_interrupt): Delete, needs to use dv-mn103cpu.c
 677
 678         * dv-mn103int.c, dv-mn103cpu.c: New files.
 679
 680 Wed Mar 25 08:47:38 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 681
 682         * mn10300_sim.h (EXTRACT_PSW_LM, INSERT_PSW_LM, PSW_IE, PSW_LM):
 683         Define.
 684         (SP): Define.
 685
 686 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 687
 688         * configure: Regenerated to track ../common/aclocal.m4 changes.
 689
 690 Wed Mar 25 10:24:48 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 691
 692         * interp.c (sim-options.h): Include.
 693         (sim_kind, myname): Declare when not using common framework.
 694
 695         * mn10300_sim.h (do_syscall, generic*): Provide prototypes for
 696         functions found in op_utils.c
 697
 698         * mn10300.igen (add): Discard unused variables.
 699
 700         * configure, config.in: Re-generate with autoconf 2.12.1.
 701
 702 Tue Mar 24 15:27:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 703
 704         Add support for --enable-sim-common option.
 705         * Makefile.in (WITHOUT_COMMON_OBJS): Files included if
 706         ! --enable-sim-common
 707         (WITH_COMMON_OBJS): Files included if --enable-sim-common.
 708         (MN10300_OBJS,MN10300_INTERP_DEP): New variables.
 709         (SIM_OBJS): Rewrite.
 710         ({WITHOUT,WITH}_COMMON_RUN_OBJS,SIM_RUN_OBJS): New variables.
 711         (SIM_EXTRA_CFLAGS): New variable.
 712         (clean-extra): Clean up igen files.
 713         (../igen/igen,clean-igen,tmp-igen): New rules.
 714         * configure.in: Add support for common framework via
 715         --enable-sim-common.
 716         * configure: Regenerate.
 717         * interp.c: #include sim-main if WITH_COMMON, not mn10300_sim.h.
 718         (hash,dispatch,sim_size): Don't compile if ! WITH_COMMON.
 719         (init_system,sim_write,compare_simops): Likewise.
 720         (sim_set_profile,sim_set_profile_size): Likewise.
 721         (sim_stop,sim_resume,sim_trace,sim_info): Likewise.
 722         (sim_set_callbacks,sim_stop_reason,sim_read,sim_load): Likewise.
 723         (enum interrupt_type): New enum.
 724         (interrupt_names): New global.
 725         (do_interrupt): New function.
 726         (sim_open): Define differently if WITH_COMMON.
 727         (sim_close,sim_create_inferior,sim_do_command): Likewise.
 728         * mn10300_sim.h ({load,store}_{byte,half,word}): Define versions
 729         for WITH_COMMON.
 730         * mn10300.igen: New file.
 731         * mn10300.dc: New file.
 732         * op_utils.c: New file.
 733         * sim-main.h: New file.
 734
 735 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 736
 737         * configure: Regenerated to track ../common/aclocal.m4 changes.
 738
 739 Fri Feb 27 18:36:04 1998  Jeffrey A Law  (law@cygnus.com)
 740
 741         * simops.c (inc): Fix typo.
 742
 743 Wed Feb 25 01:59:29 1998  Jeffrey A Law  (law@cygnus.com)
 744
 745         * simops.c (signed multiply instructions): Cast input operands to
 746         signed32 before casting them to signed64 so that the sign bit
 747         is propagated properly.
 748
 749 Mon Feb 23 20:23:19 1998  Mark Alexander  <marka@cygnus.com>
 750
 751         * Makefile.in: Last change was bad.  Define NL_TARGET
 752         so that targ-vals.h will be used instead of syscall.h.
 753         * simops.c: Use targ-vals.h instead of syscall.h.
 754         (OP_F020): Disable unsupported system calls.
 755
 756 Mon Feb 23 09:44:38 1998  Mark Alexander  <marka@cygnus.com>
 757
 758         * Makefile.in: Get header files from libgloss/mn10300/sys.
 759
 760 Sun Feb 22 16:02:24 1998  Jeffrey A Law  (law@cygnus.com)
 761
 762         * simops.c: Include sim-types.h.
 763
 764 Wed Feb 18 13:07:08 1998  Jeffrey A Law  (law@cygnus.com)
 765
 766         * simops.c (multiply instructions): Cast input operands to a
 767         signed64/unsigned64 type as appropriate.
 768
 769 Tue Feb 17 12:47:16 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 770
 771         * interp.c (sim_store_register, sim_fetch_register): Pass in
 772         length parameter.  Return -1.
 773
 774 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 775
 776         * configure: Regenerated to track ../common/aclocal.m4 changes.
 777
 778 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 779
 780         * configure: Regenerated to track ../common/aclocal.m4 changes.
 781
 782 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
 783
 784         * configure: Regenerated to track ../common/aclocal.m4 changes.
 785
 786 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 787
 788         * configure: Regenerated to track ../common/aclocal.m4 changes.
 789         * config.in: Ditto.
 790
 791 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
 792
 793         * configure: Regenerated to track ../common/aclocal.m4 changes.
 794
 795 Tue Nov 11 10:38:52 1997  Jeffrey A Law  (law@cygnus.com)
 796
 797         * simops.c (call:16 call:32): Stack adjustment is determined solely
 798         by the imm8 field.
 799
 800 Wed Oct 22 14:43:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 801
 802         * interp.c (sim_load): Pass lma_p and sim_write args to
 803         sim_load_file.
 804
 805 Tue Oct 21 10:12:03 1997  Jeffrey A Law  (law@cygnus.com)
 806
 807         * simops.c: Correctly handle register restores for "ret" and "retf"
 808         instructions.
 809
 810 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 811
 812         * configure: Regenerated to track ../common/aclocal.m4 changes.
 813
 814 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 815
 816         * configure: Regenerated to track ../common/aclocal.m4 changes.
 817
 818 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 819
 820         * configure: Regenerated to track ../common/aclocal.m4 changes.
 821
 822 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 823
 824         * configure: Regenerated to track ../common/aclocal.m4 changes.
 825
 826 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 827
 828         * configure: Regenerated to track ../common/aclocal.m4 changes.
 829
 830 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 831
 832         * configure: Regenerated to track ../common/aclocal.m4 changes.
 833
 834 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
 835
 836         * configure: Regenerated to track ../common/aclocal.m4 changes.
 837
 838 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 839
 840         * configure: Regenerated to track ../common/aclocal.m4 changes.
 841         * config.in: Ditto.
 842
 843 Tue Aug 26 10:41:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 844
 845         * interp.c (sim_kill): Delete.
 846         (sim_create_inferior): Add ABFD argument.
 847         (sim_load): Move setting of PC from here.
 848         (sim_create_inferior): To here.
 849
 850 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 851
 852         * configure: Regenerated to track ../common/aclocal.m4 changes.
 853         * config.in: Ditto.
 854
 855 Mon Aug 25 16:14:44 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 856
 857         * interp.c (sim_open): Add ABFD argument.
 858
 859 Tue Jun 24 13:46:20 1997  Jeffrey A Law  (law@cygnus.com)
 860
 861         * interp.c (sim_resume): Clear State.exited.
 862         (sim_stop_reason): If State.exited is nonzero, then indicate that
 863         the simulator exited instead of stopped.
 864         * mn10300_sim.h (struct _state): Add exited field.
 865         * simops.c (syscall): Set State.exited for SYS_exit.
 866
 867 Wed Jun 11 22:07:56 1997  Jeffrey A Law  (law@cygnus.com)
 868
 869         * simops.c: Fix thinko in last change.
 870
 871 Tue Jun 10 12:31:32 1997  Jeffrey A Law  (law@cygnus.com)
 872
 873         * simops.c: "call" stores the callee saved registers into the
 874         stack!  Update the stack pointer properly when done with
 875         register saves.
 876
 877         * simops.c: Fix return address computation for "call" instructions.
 878
 879 Thu May 22 01:43:11 1997  Jeffrey A Law  (law@cygnus.com)
 880
 881         * interp.c (sim_open): Fix typo.
 882
 883 Wed May 21 23:27:58 1997  Jeffrey A Law  (law@cygnus.com)
 884
 885         * interp.c (sim_resume): Add missing case in big switch
 886         statement (for extb instruction).
 887
 888 Tue May 20 17:51:30 1997  Jeffrey A Law  (law@cygnus.com)
 889
 890         * interp.c: Replace all references to load_mem and store_mem
 891         with references to load_byte, load_half, load_3_byte, load_word
 892         and store_byte, store_half, store_3_byte, store_word.
 893         (INLINE): Delete definition.
 894         (load_mem_big): Likewise.
 895         (max_mem): Make it global.
 896         (dispatch): Make this function inline.
 897         (load_mem, store_mem): Delete functions.
 898         * mn10300_sim.h (INLINE): Define.
 899         (RLW): Delete unused definition.
 900         (load_mem, store_mem): Delete declarations.
 901         (load_mem_big): New definition.
 902         (load_byte, load_half, load_3_byte, load_word): New functions.
 903         (store_byte, store_half, store_3_byte, store_word): New functions.
 904         * simops.c:  Replace all references to load_mem and store_mem
 905         with references to load_byte, load_half, load_3_byte, load_word
 906         and store_byte, store_half, store_3_byte, store_word.
 907
 908 Tue May 20 10:21:51 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 909
 910         * interp.c (sim_open): Add callback to arguments.
 911         (sim_set_callbacks): Delete SIM_DESC argument.
 912
 913 Mon May 19 13:54:22 1997  Jeffrey A Law  (law@cygnus.com)
 914
 915         * interp.c (dispatch): Make this an inline function.
 916
 917         * simops.c (syscall): Use callback->write regardless of
 918         what file descriptor we're writing too.
 919
 920 Sun May 18 16:46:31 1997  Jeffrey A Law  (law@cygnus.com)
 921
 922         * interp.c (load_mem_big): Remove function.  It's now a macro
 923         defined elsewhere.
 924         (compare_simops): New function.
 925         (sim_open): Sort the Simops table before inserting entries
 926         into the hash table.
 927         * mn10300_sim.h: Remove unused #defines.
 928         (load_mem_big): Define.
 929
 930 Fri May 16 16:36:17 1997  Jeffrey A Law  (law@cygnus.com)
 931
 932         * interp.c (load_mem): If we get a load from an out of range
 933         address, abort.
 934         (store_mem): Likewise for stores.
 935         (max_mem): New variable.
 936
 937 Tue May  6 13:24:36 1997  Jeffrey A Law  (law@cygnus.com)
 938
 939         * mn10300_sim.h: Fix ordering of bits in the PSW.
 940
 941         * interp.c: Improve hashing routine to avoid long list
 942         traversals for common instructions.  Add HASH_STAT support.
 943         Rewrite opcode dispatch code using a big switch instead of
 944         cascaded if/else statements.  Avoid useless calls to load_mem.
 945
 946 Mon May  5 18:07:48 1997  Jeffrey A Law  (law@cygnus.com)
 947
 948         * mn10300_sim.h (struct _state): Add space for mdrq register.
 949         (REG_MDRQ): Define.
 950         * simops.c: Don't abort for trap.  Add support for the extended
 951         instructions, "getx", "putx", "mulq", "mulqu", "sat16", "sat24",
 952         and "bsch".
 953
 954 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
 955
 956         * configure: Regenerated to track ../common/aclocal.m4 changes.
 957
 958 Fri Apr 18 14:04:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 959
 960         * interp.c (sim_stop): Add stub function.
 961
 962 Thu Apr 17 03:26:59 1997  Doug Evans  <dje@canuck.cygnus.com>
 963
 964         * Makefile.in (SIM_OBJS): Add sim-load.o.
 965         * interp.c (sim_kind, myname): New static locals.
 966         (sim_open): Set sim_kind, myname.  Ignore -E arg.
 967         (sim_load): Return SIM_RC.  New arg abfd.  Call sim_load_file to
 968         load file into simulator.  Set start address from bfd.
 969         (sim_create_inferior): Return SIM_RC.  Delete arg start_address.
 970
 971 Wed Apr 16 19:30:44 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 972
 973         * simops.c (OP_F020): SYS_execv, SYS_time, SYS_times, SYS_utime
 974         only include if implemented by host.
 975         (OP_F020): Typecast arg passed to time function;
 976
 977 Mon Apr  7 23:57:49 1997  Jeffrey A Law  (law@cygnus.com)
 978
 979         * simops.c (syscall): Handle new mn10300 calling conventions.
 980
 981 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 982
 983         * configure: Regenerated to track ../common/aclocal.m4 changes.
 984         * config.in: Ditto.
 985
 986 Fri Apr  4 20:02:37 1997  Ian Lance Taylor  <ian@cygnus.com>
 987
 988         * Makefile.in: Change mn10300-opc.o to m10300-opc.o, to match
 989         corresponding change in opcodes directory.
 990
 991 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
 992
 993         * interp.c (sim_open): New arg `kind'.
 994
 995         * configure: Regenerated to track ../common/aclocal.m4 changes.
 996
 997 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
 998
 999         * configure: Regenerated to track ../common/aclocal.m4 changes.
1000
1001 Thu Mar 20 11:58:02 1997  Jeffrey A Law  (law@cygnus.com)
1002
1003         * simops.c: Fix register extraction for a two "movbu" variants.
1004         Somewhat simplify "sub" instructions.
1005         Correctly sign extend operands for "mul".  Put the correct
1006         half of the result in MDR for "mul" and "mulu".
1007         Implement remaining instructions.
1008         Tweak opcode for "syscall".
1009
1010 Tue Mar 18 14:21:21 1997  Jeffrey A Law  (law@cygnus.com)
1011
1012         * simops.c: Do syscall emulation in "syscall" instruction.  Add
1013         dummy "trap" instruction.
1014
1015 Wed Mar 19 01:14:00 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1016
1017         * configure: Regenerated to track ../common/aclocal.m4 changes.
1018
1019 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1020
1021         * configure: Re-generate.
1022
1023 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
1024
1025         * configure: Regenerate to track ../common/aclocal.m4 changes.
1026
1027 Thu Mar 13 12:54:45 1997  Doug Evans  <dje@canuck.cygnus.com>
1028
1029         * interp.c (sim_open): New SIM_DESC result.  Argument is now
1030         in argv form.
1031         (other sim_*): New SIM_DESC argument.
1032
1033 Wed Mar 12 15:04:00 1997  Jeffrey A Law  (law@cygnus.com)
1034
1035         * simops.c: Fix carry bit computation for "add" instructions.
1036
1037         * simops.c: Fix typos in bset insns.  Fix arguments to store_mem
1038         for bset imm8,(d8,an) and bclr imm8,(d8,an).
1039
1040 Wed Mar  5 15:00:10 1997  Jeffrey A Law  (law@cygnus.com)
1041
1042         * simops.c: Fix register references when computing Z and N bits
1043         for lsr imm8,dn.
1044
1045 Tue Feb  4 13:33:30 1997  Doug Evans  <dje@canuck.cygnus.com>
1046
1047         * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
1048         COMMON_{PRE,POST}_CONFIG_FRAG instead.
1049         * configure.in: sinclude ../common/aclocal.m4.
1050         * configure: Regenerated.
1051
1052 Fri Jan 24 10:47:25 1997  Jeffrey A Law  (law@cygnus.com)
1053
1054         * interp.c (init_system): Allocate 2^19 bytes of space for the
1055         simulator.
1056
1057 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
1058
1059         * configure configure.in Makefile.in:  Update to new configure
1060         scheme which is more compatible with WinGDB builds.
1061         * configure.in:  Improve comment on how to run autoconf.
1062         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
1063         * Makefile.in:  Use autoconf substitution to install common
1064         makefile fragment.
1065
1066 Tue Jan 21 15:03:04 1997  Jeffrey A Law  (law@cygnus.com)
1067
1068         * simops.c: Undo last change to "rol" and "ror", original code
1069         was correct!
1070
1071 Thu Jan 16 11:28:14 1997  Jeffrey A Law  (law@cygnus.com)
1072
1073         * simops.c: Fix "rol" and "ror".
1074
1075 Wed Jan 15 06:45:58 1997  Jeffrey A Law  (law@cygnus.com)
1076
1077         * simops.c: Fix typo in last change.
1078
1079 Mon Jan 13 13:22:35 1997  Jeffrey A Law  (law@cygnus.com)
1080
1081         * simops.c: Use REG macros in few places not using them yet.
1082
1083 Mon Jan  6 16:21:19 1997  Jeffrey A Law  (law@cygnus.com)
1084
1085         * mn10300_sim.h (struct _state): Fix number of registers!
1086
1087 Tue Dec 31 16:20:41 1996  Jeffrey A Law  (law@cygnus.com)
1088
1089         * mn10300_sim.h (struct _state): Put all registers into a single
1090         array to make gdb implementation easier.
1091         (REG_*): Add definitions for all registers in the state array.
1092         (SEXT32, SEXT40, SEXT44, SEXT60): Remove unused macros.
1093         * simops.c: Related changes.
1094
1095 Wed Dec 18 10:10:45 1996  Jeffrey A Law  (law@cygnus.com)
1096
1097         * interp.c (sim_resume): Handle 0xff as a single byte insn.
1098
1099         * simops.c: Fix overflow computation for "add" and "inc"
1100         instructions.
1101
1102 Mon Dec 16 10:03:52 1996  Jeffrey A Law  (law@cygnus.com)
1103
1104         * simops.c: Handle "break" instruction.
1105
1106         * simops.c: Fix restoring the PC for "ret" and "retf" instructions.
1107
1108 Wed Dec 11 09:53:10 1996  Jeffrey A Law  (law@cygnus.com)
1109
1110         * gencode.c (write_opcodes): Also write out the format of the
1111         opcode.
1112         * mn10300_sim.h (simops): Add "format" field.
1113         * interp.c (sim_resume): Deal with endianness issues here.
1114
1115 Tue Dec 10 15:05:37 1996  Jeffrey A Law  (law@cygnus.com)
1116
1117         * simops.c (REG0_4): Define.
1118         Use REG0_4 for indexed loads/stores.
1119
1120 Sat Dec  7 09:50:28 1996  Jeffrey A Law  (law@cygnus.com)
1121
1122         * simops.c (REG0_16): Fix typo.
1123
1124 Fri Dec  6 14:13:34 1996  Jeffrey A Law  (law@cygnus.com)
1125
1126         * simops.c: Call abort for any instruction that's not currently
1127         simulated.
1128
1129         * simops.c: Define accessor macros to extract register
1130         values from instructions.  Use them consistently.
1131
1132         * interp.c: Delete unused global variable "OP".
1133         (sim_resume): Remove unused variable "opcode".
1134         * simops.c: Fix some uninitialized variable problems, add
1135         parens to fix various -Wall warnings.
1136
1137         * gencode.c (write_header): Add "insn" and "extension" arguments
1138         to the OP_* declarations.
1139         (write_template): Similarly for function templates.
1140         * interp.c (insn, extension): Remove global variables.  Instead
1141         pass them as arguments to the OP_* functions.
1142         * mn10300_sim.h: Remove decls for "insn" and "extension".
1143         * simops.c (OP_*): Accept "insn" and "extension" as arguments
1144         instead of using globals.
1145
1146 Thu Dec  5 22:26:31 1996  Jeffrey A Law  (law@cygnus.com)
1147
1148         * simops.c: Fix typos in "mov am,(d16,an)" and "mov am,(d32,an)"
1149
1150         * simops.c: Fix thinkos in last change to "inc dn".
1151
1152 Wed Dec  4 10:57:53 1996  Jeffrey A Law  (law@cygnus.com)
1153
1154         * simops.c: "add imm,sp" does not effect the condition codes.
1155         "inc dn" does effect the condition codes.
1156
1157 Tue Dec  3 17:37:45 1996  Jeffrey A Law  (law@cygnus.com)
1158
1159         * simops.c: Treat both operands as signed values for
1160         "div" instruction.
1161
1162         * simops.c: Fix simulation of division instructions.
1163         Fix typos/thinkos in several "cmp" and "sub" instructions.
1164
1165 Mon Dec  2 12:31:40 1996  Jeffrey A Law  (law@cygnus.com)
1166
1167         * simops.c: Fix carry bit handling in "sub" and "cmp"
1168         instructions.
1169
1170         * simops.c: Fix "mov imm8,an" and "mov imm16,dn".
1171
1172 Sun Dec  1 16:05:42 1996  Jeffrey A Law  (law@cygnus.com)
1173
1174         * simops.c: Fix overflow computation for many instructions.
1175
1176         * simops.c: Fix "mov dm, an", "movbu dm, (an)", and "movhu dm, (an)".
1177
1178         * simops.c: Fix "mov am, dn".
1179
1180         * simops.c: Fix more bugs in "add imm,an" and
1181         "add imm,dn".
1182
1183 Wed Nov 27 09:20:42 1996  Jeffrey A Law  (law@cygnus.com)
1184
1185         * simops.c: Fix bugs in "movm" and "add imm,an".
1186
1187         * simops.c: Don't lose the upper 24 bits of the return
1188         pointer in "call" and "calls" instructions.  Rough cut
1189         at emulated system calls.
1190
1191         * simops.c: Implement the remaining 5, 6 and 7 byte instructions.
1192
1193         * simops.c: Implement remaining 4 byte instructions.
1194
1195         * simops.c: Implement remaining 3 byte instructions.
1196
1197         * simops.c: Implement remaining 2 byte instructions.  Call
1198         abort for instructions we're not implementing now.
1199
1200 Tue Nov 26 15:43:41 1996  Jeffrey A Law  (law@cygnus.com)
1201
1202         * simops.c: Implement lots of random instructions.
1203
1204         * simops.c: Implement "movm" and "bCC" insns.
1205
1206         * mn10300_sim.h (_state): Add another register (MDR).
1207         (REG_MDR): Define.
1208         * simops.c: Implement "cmp", "calls", "rets", "jmp" and
1209         a few additional random insns.
1210
1211         * mn10300_sim.h (PSW_*): Define for CC status tracking.
1212         (REG_D0, REG_A0, REG_SP): Define.
1213         * simops.c: Implement "add", "addc" and a few other random
1214         instructions.
1215
1216         * gencode.c, interp.c: Snapshot current simulator code.
1217
1218 Mon Nov 25 12:46:38 1996  Jeffrey A Law  (law@cygnus.com)
1219
1220         * Makefile.in, config.in, configure, configure.in: New files.
1221         * gencode.c, interp.c, mn10300_sim.h, simops.c: New files.
1222