sim/mn10300/ChangeLog

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