sim/mn10300/ChangeLog

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