sim/mn10300/ChangeLog

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