sim/d10v/ChangeLog

   1 2015-03-30  Mike Frysinger  <vapier@gentoo.org>
   2
   3         * Makefile.in (interp.o, simops.o, endian.o, table.o): Delete rules.
   4         * configure.ac: Call SIM_AC_OPTION_ENDIAN, SIM_AC_OPTION_ALIGNMENT,
   5         SIM_AC_OPTION_HOSTENDIAN, SIM_AC_OPTION_ENVIRONMENT, and
   6         SIM_AC_OPTION_INLINE.
   7         * config.in, configure: Regenerate.
   8         * interp.c (sim_trace): Define.
   9
  10 2015-03-16  Mike Frysinger  <vapier@gentoo.org>
  11
  12         * config.in, configure: Regenerate.
  13
  14 2015-03-14  Mike Frysinger  <vapier@gentoo.org>
  15
  16         * Makefile.in (SIM_EXTRA_CFLAGS): Add
  17         -DSIM_USE_DEPRECATED_RUN_FRONTEND.
  18         (SIM_RUN_OBJS): Set to run.o.
  19
  20 2015-03-14  Mike Frysinger  <vapier@gentoo.org>
  21
  22         * configure.ac (AC_CHECK_HEADERS): Delete.
  23         * aclocal.m4, configure: Regenerate.
  24
  25 2014-08-19  Alan Modra  <amodra@gmail.com>
  26
  27         * configure: Regenerate.
  28
  29 2014-08-15  Roland McGrath  <mcgrathr@google.com>
  30
  31         * configure: Regenerate.
  32         * config.in: Regenerate.
  33
  34 2014-03-10  Mike Frysinger  <vapier@gentoo.org>
  35
  36         * interp.c (sim_do_command): Add const to cmd.
  37
  38 2014-03-05  Mike Frysinger  <vapier@gentoo.org>
  39
  40         * interp.c (sim_load): Add const to prog.
  41
  42 2014-03-04  Mike Frysinger  <vapier@gentoo.org>
  43
  44         * configure: Regenerate.
  45
  46 2013-09-23  Alan Modra  <amodra@gmail.com>
  47
  48         * configure: Regenerate.
  49
  50 2013-06-03  Mike Frysinger  <vapier@gentoo.org>
  51
  52         * aclocal.m4, configure: Regenerate.
  53
  54 2013-05-10  Freddie Chopin  <freddie_chopin@op.pl>
  55
  56         * configure: Rebuild.
  57
  58 2012-06-19  Joel Brobecker  <brobecker@adacore.com>
  59
  60         * interp.c: #include "config.h" instead of "sysdep.h".
  61         Add conditional include of string.h or strings.h, as well as
  62         conditional include of stdlib.h.
  63
  64 2012-06-15  Joel Brobecker  <brobecker@adacore.com>
  65
  66         * config.in, configure: Regenerate.
  67
  68 2012-05-24  Pedro Alves  <palves@redhat.com>
  69
  70         PR gdb/7205
  71
  72         Replace TARGET_SIGNAL_ with GDB_SIGNAL_ throughout.
  73
  74 2012-03-24  Mike Frysinger  <vapier@gentoo.org>
  75
  76         * aclocal.m4, config.in, configure: Regenerate.
  77
  78 2011-12-03  Mike Frysinger  <vapier@gentoo.org>
  79
  80         * aclocal.m4: New file.
  81         * configure: Regenerate.
  82
  83 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
  84
  85         * configure.ac: Change include to common/acinclude.m4.
  86
  87 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
  88
  89         * configure.ac: Change AC_PREREQ to 2.64.  Delete AC_CONFIG_HEADER
  90         call.  Replace common.m4 include with SIM_AC_COMMON.
  91         * configure: Regenerate.
  92
  93 2010-04-14  Mike Frysinger  <vapier@gentoo.org>
  94
  95         * interp.c (sim_write): Add const to buffer arg.
  96
  97 2010-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  98
  99         * configure: Regenerate.
 100
 101 2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 102
 103         * config.in: Regenerate.
 104         * configure: Likewise.
 105
 106         * configure: Regenerate.
 107
 108 2008-07-11  Hans-Peter Nilsson  <hp@axis.com>
 109
 110         * configure: Regenerate to track ../common/common.m4 changes.
 111         * config.in: Ditto.
 112
 113 2008-06-06  Vladimir Prus  <vladimir@codesourcery.com>
 114             Daniel Jacobowitz  <dan@codesourcery.com>
 115             Joseph Myers  <joseph@codesourcery.com>
 116
 117         * configure: Regenerate.
 118
 119 2006-12-21  Hans-Peter Nilsson  <hp@axis.com>
 120
 121         * acconfig.h: Remove.
 122         * config.in: Regenerate.
 123
 124 2006-06-13  Richard Earnshaw  <rearnsha@arm.com>
 125
 126         * configure: Regenerated.
 127
 128 2006-06-05  Daniel Jacobowitz  <dan@codesourcery.com>
 129
 130         * configure: Regenerated.
 131
 132 2006-05-31  Daniel Jacobowitz  <dan@codesourcery.com>
 133
 134         * configure: Regenerated.
 135
 136 2006-04-18  Nick Clifton  <nickc@redhat.com>
 137
 138         * interp.c (sim_stop_reason): Fix typo.
 139
 140 2005-11-28  Mark Mitchell  <mark@codesourcery.com>
 141
 142         * interp.c (gdb/signals.h): Include it.
 143         (sim_stop_reason): Use TARGET_SIGNAL_*.
 144
 145 2005-03-23  Mark Kettenis  <kettenis@gnu.org>
 146
 147         * configure: Regenerate.
 148
 149 2005-01-14  Andrew Cagney  <cagney@gnu.org>
 150
 151         * configure.ac: Sinclude aclocal.m4 before common.m4.  Add
 152         explicit call to AC_CONFIG_HEADER.
 153         * configure: Regenerate.
 154
 155 2005-01-12  Andrew Cagney  <cagney@gnu.org>
 156
 157         * configure.ac: Update to use ../common/common.m4.
 158         * configure: Re-generate.
 159
 160 2005-01-11  Andrew Cagney  <cagney@localhost.localdomain>
 161
 162         * configure: Regenerated to track ../common/aclocal.m4 changes.
 163
 164 2005-01-07  Andrew Cagney  <cagney@gnu.org>
 165
 166         * configure.ac: Rename configure.in, require autoconf 2.59.
 167         * configure: Re-generate.
 168
 169 2004-12-08  Hans-Peter Nilsson  <hp@axis.com>
 170
 171         * configure: Regenerate for ../common/aclocal.m4 update.
 172
 173 2004-06-28  Andrew Cagney  <cagney@gnu.org>
 174
 175         * interp.c (sim_resume): Rename ui_loop_hook to
 176         deprecated_ui_loop_hook.
 177
 178 2003-10-30  Andrew Cagney  <cagney@redhat.com>
 179
 180         * simops.c: Replace "struct symbol_cache_entry" with "struct
 181         bfd_symbol".
 182
 183 2003-06-22  Andrew Cagney  <cagney@redhat.com>
 184
 185         * interp.c (xfer_mem): Simplify.  Only do a single partial
 186         transfer.  Problem reported by Tom Rix.
 187
 188 2003-05-07  Andrew Cagney  <cagney@redhat.com>
 189
 190         * interp.c (sim_d10v_translate_addr): Add "regcache" parameter.
 191         (sim_d10v_translate_imap_addr): Ditto.
 192         (sim_d10v_translate_dmap_addr): Ditto.
 193         (xfer_mem): Pass NULL regcache to sim_d10v_translate_addr.
 194         (dmem_addr): Pass NULL regcache to sim_d10v_translate_dmap_addr.
 195         (dmap_register, imap_register): Add "regcache" parameter.
 196         (imem_addr): Pass NULL regcache to sim_d10v_translate_imap_addr.
 197         (sim_fetch_register): Pass NULL regcache to imap_register and
 198         dmap_register.
 199
 200 2003-02-27  Andrew Cagney  <cagney@redhat.com>
 201
 202         * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
 203
 204 2002-11-13  Andrew Cagney  <cagney@redhat.com>
 205
 206         * simops.c: Include <string.h>.
 207
 208 2002-06-17  Andrew Cagney  <cagney@redhat.com>
 209
 210         * d10v_sim.h (SET_PSW_BIT): Add cast to avoid inverting an enum.
 211
 212 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
 213
 214         * configure: Regenerated to track ../common/aclocal.m4 changes.
 215
 216 2002-06-13  Tom Rix  <trix@redhat.com>
 217
 218         * interp.c (xfer_mem): Fix transfers across multiple segments.
 219
 220 2002-06-09  Andrew Cagney  <cagney@redhat.com>
 221
 222         * Makefile.in (INCLUDE): Update path to callback.h.
 223         * gencode.c: Do not include "callback.h".
 224         * d10v_sim.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
 225         * interp.c: Ditto.
 226
 227 2002-06-08  Andrew Cagney  <cagney@redhat.com>
 228
 229         * interp.c (sim_fetch_register): Fix name of enum used in cast.
 230         (sim_store_register): Ditto.
 231
 232 2002-06-02  Elena Zannoni  <ezannoni@redhat.com>
 233
 234         From Jason Eckhardt <jle@redhat.com>
 235         * d10v_sim.h (INC_ADDR): Correctly handle the case where MOD_E is
 236         less than MOD_S (post-decrement).
 237
 238 2002-06-01  Andrew Cagney  <ac131313@redhat.com>
 239
 240         * interp.c (sim_fetch_register, sim_store_register): Use a switch
 241         statement and enums from "sim-d10v.h".
 242
 243 2002-05-28  Elena Zannoni  <ezannoni@redhat.com>
 244
 245         * interp.c (sim_create_inferior): Add comment.
 246
 247         From Alan Matsuoka <alanm@redhat.com>:
 248         From 2001-04-27 Jason Eckhardt <jle@cygnus.com>:
 249         * simops.c (OP_4400): Output "mvf0f" instead of "mf0f".
 250         (OP_4401): Output "mvf0t" instead of "mf0t".
 251         (OP_460B): Do not output a flag register.
 252         (OP_4609): Do not output a flag register.
 253
 254 2002-05-23  Andrew Cagney  <ac131313@redhat.com>
 255
 256         * Makefile.in (INCLUDE): Add "gdb/sim-d10v.h".
 257         * interp.c: Include "gdb/sim-d10v.h" instead of "sim-d10v.h".
 258
 259 2001-08-01  John R. Moore  <jmoore@redhat.com>
 260
 261         * interp.c (sim_create_inferior): Removed a hack that stated
 262         it was setting r0/r1 with argc/argv.
 263
 264 2001-04-15  J.T. Conklin  <jtc@redback.com>
 265
 266         * Makefile.in (simops.o): Add simops.h to dependency list.
 267
 268 Tue May 23 21:39:23 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 269
 270         * configure: Regenerated to track ../common/aclocal.m4 changes.
 271
 272 Tue Apr 18 16:26:41 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 273
 274         * interp.c (sim_resume): Deliver SIGILL.
 275         (lookup_hash): Do not print SIGILL message.
 276
 277 Tue Feb 22 18:24:56 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 278
 279         * Makefile.in (SIM_EXTRA_CFLAGS): Define SIM_HAVE_ENVIRONMENT.
 280         * interp.c (sim_set_trace): Replace sim_trace.  Enable tracing.
 281
 282 Tue Feb  8 17:41:12 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 283
 284         * d10v_sim.h (SIG_D10V_BUS): Define.
 285
 286         * simops.c (address_exception): Delete function.
 287         (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
 288         OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
 289         OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
 290         OP_6E1F, OP_6A01, OP_6E01, OP_37010000): Replace call to
 291         address_exception with code that sets SIG_D10V_BUS.
 292
 293         * interp.c (sim_resume): When SIGBUS or SIGSEGV, deliver a bus
 294         error to the simulator before resuming execution.
 295         (sim_trace): Check stop reason and use that to determine sim_trace
 296         return value.
 297         (sim_stop_reason): For SIG_D10V_BUS return a SIGBUS / SIGSEGV
 298         sigrc.
 299
 300 Tue Jan 18 16:07:42 MST 2000    Diego Novillo <dnovillo@cygnus.com>
 301
 302         * interp.c (sim_create_inferior): Change internal initial value for
 303         DMAP2 to 0x2000.
 304
 305 Mon Jan  3 02:06:07 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 306
 307         * interp.c (lookup_hash): Stop the update of the PC when there was
 308         an illegal instruction exception.
 309
 310 Mon Jan  3 00:14:33 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 311
 312         * simops.c (address_exception): New function.
 313         (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
 314         OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
 315         OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
 316         OP_6E1F, OP_6A01, OP_6E01, OP_37010000): For "ld", "ld2w", "st"
 317         and "st2w" check that the address is aligned.
 318
 319 1999-12-30  Chandra Chavva   <cchavva@cygnus.com>
 320
 321         * d10v_sim.h (INC_ADDR): Added code to assign
 322         proper address for loads with predec operations.
 323
 324 1999-11-25  Nick Clifton  <nickc@cygnus.com>
 325
 326         * simops.c (OP_4E0F): New function: Simulate new bit pattern for
 327         cpfg instruction.
 328
 329 Fri Oct 29 18:34:28 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 330
 331         * simops.c (move_to_cr): Don't allow user to set PSW.DM in either
 332         DPSW and BPSW.
 333
 334 Thu Oct 28 01:26:18 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 335
 336         * simops.c (OP_5F20): Use SET_HW_PSW when updating PSW.
 337         (PSW_HW_MASK): Declare.
 338
 339         * d10v_sim.h (move_to_cr): Add ``psw_hw_p'' parameter.
 340         (SET_CREG, SET_PSW_BIT): Update.
 341         (SET_HW_CREG, SET_HW_PSW): Define.
 342
 343 Sun Oct 24 21:38:04 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 344
 345         * interp.c (sim_d10v_translate_dmap_addr): Fix extraction of IOSP
 346         for DMAP3.
 347
 348 Sun Oct 24 16:04:16 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 349
 350         * interp.c (sim_d10v_translate_addr): New function.
 351         (xfer_mem): Rewrite.  Use sim_d10v_translate_addr.
 352         (map_memory): Make INLINE.
 353
 354 Sun Oct 24 13:45:19 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 355
 356         * interp.c (sim_d10v_translate_dmap_addr): New function.
 357         (dmem_addr): Rewrite. Use sim_d10v_translate_dmap_addr.  Change
 358         offset parameter to type uint16.
 359         * d10v_sim.h (dmem_addr): Update declaration.
 360
 361 Sun Oct 24 13:07:31 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 362
 363         * interp.c (imap_register, set_imap_register, dmap_register,
 364         set_imap_register): Use map_memory.
 365         (DMAP): Update.
 366         (sim_create_inferior): Initialize all DMAP registers.  NOTE that
 367         DMAP2, in internal memory mode, is set to 0x0000 and NOT
 368         0x2000. This is consistent with the older d10v boards.
 369
 370 Sun Oct 24 11:22:12 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 371
 372         * interp.c (sim_d10v_translate_imap_addr): New function.
 373         (imem_addr): Rewrite.  Use sim_d10v_translate_imap_addr.
 374         (last_from, last_to): Declare.
 375
 376 Sun Oct 24 01:21:56 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 377
 378         * d10v_sim.h (struct d10v_memory): Define.  Support very long
 379         memories.
 380         (struct _state): Replace imem, dmem and umem by mem.
 381         (IMAP_BLOCK_SIZE, DMAP_BLOCK_SIZE, SEGMENT_SIZE, IMEM_SEGMENTS,
 382         DMEM_SEGMENTS, UMEM_SEGMENTS): Define.
 383
 384         * interp.c (map_memory): New function.
 385         (sim_size, xfer_memory, imem_addr, dmem_addr): Update.
 386         (UMEM_SEGMENTS): Moveed to "d10v_sim.h".
 387         (IMEM_SIZEDMEM_SIZE): Delete.
 388
 389 Sat Oct 23 20:06:58 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 390
 391         * interp.c: Include "sim-d10v.h".
 392         (imap_register, set_imap_register, dmap_register,
 393         set_dmap_register, spi_register, spu_register, set_spi_register,
 394         set_spu_register): New functions.
 395         (sim_create_inferior): Update.
 396         (sim_fetch_register, sim_store_register): Rewrite.  Use enums
 397         defined in sim-d10v.h.
 398
 399         * d10v_sim.h (DEBUG_MEMORY): Define.
 400         (IMAP0, IMAP1, DMAP, SET_IMAP0, SET_IMAP1, SET_DMAP): Delete.
 401
 402 Sat Oct 23 18:41:18 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 403
 404         * interp.c (sim_open): Allow a debug value to be passed to the -t
 405         option.
 406         (lookup_hash): Don't exit on an illegal instruction.
 407         (do_long, do_2_short, do_parallel): Check for failed instruction
 408         lookup.
 409
 410 Mon Oct 18 18:03:24 MDT 1999    Diego Novillo <dnovillo@cygnus.com>
 411
 412         * simops.c (OP_3220): Fix trace output for illegal accumulator
 413         message.
 414
 415 1999-09-14  Nick Clifton  <nickc@cygnus.com>
 416
 417         * simops.c: Disable setting of DM bit in PSW.
 418
 419 Wed Sep  8 19:34:55 MDT 1999    Diego Novillo <dnovillo@cygnus.com>
 420
 421         * simops.c (op_types): Added new memory indirect type OP_MEMREF3.
 422         (trace_input_func): Added support for OP_MEMREF3.
 423         (OP_32010000): New instruction ld.
 424         (OP_33010000): New instruction ld2w.
 425         (OP_5209): New instruction sac.
 426         (OP_4209): New instruction sachi.
 427         (OP_3220): New instruction slae.
 428         (OP_36010000): New instruction st.
 429         (OP_37010000): New instruction st2w.
 430
 431 1999-09-09  Stan Shebs  <shebs@andros.cygnus.com>
 432
 433         * interp.c (old_segment_mapping): New global.
 434         (xfer_mem): Change the default segment mapping to be the way
 435         that Mitsubishi prefers, but use the previous mapping if
 436         old_segment_mapping is true.
 437         (sim_open): Add an option -oldseg to get the old mapping.
 438         (sim_create_inferior): Init mapping registers based on the
 439         value of old_segment_mapping.
 440
 441 1999-09-07  Nick Clifton  <nickc@cygnus.com>
 442
 443         * simops.c (OP_6601): Do not write back decremented address if
 444         either of the destination registers was the same as the address
 445         register.
 446         (OP_6201): Do not write back incremented address if either of the
 447         destination registers was the same as the address register.
 448
 449 Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 450
 451         * configure: Regenerated to track ../common/aclocal.m4 changes.
 452
 453 1999-05-08  Felix Lee  <flee@cygnus.com>
 454
 455         * configure: Regenerated to track ../common/aclocal.m4 changes.
 456
 457 1999-04-02  Keith Seitz  <keiths@cygnus.com>
 458
 459         * interp.c (ui_loop_hook_counter): New global (when NEED_UI_LOOP_HOOK
 460         defined).
 461         (sim_resume): If the counter has expired, call the ui_loop_hook,
 462         if defined.
 463         (UI_LOOP_POLL_INTERVAL): Define. Used to tweak the frequency of
 464         ui_loop_hook calls.
 465         * Makefile.in (SIM_EXTRA_CFLAGS): Include NEED_UI_LOOP_HOOK.
 466
 467 Wed Mar 10 19:32:13 1999  Nick Clifton  <nickc@cygnus.com>
 468
 469         * simops.c: If load instruction with auto increment/decrement
 470         addressing is used when the destination register is the same as
 471         the address register, then ignore the auto increment/decrement.
 472
 473 Wed Mar 10 19:32:13 1999  Martin M. Hunt  <hunt@cygnus.com>
 474
 475         * simops.c (OP_5F00): Ifdef SYS_stat case because
 476         not all systems have it defined.
 477
 478 1999-01-26  Jason Molenda  (jsm@bugshack.cygnus.com)
 479
 480         * simops.c (OP_5607): Correct saturation comparison/assignment.
 481         (OP_1201, OP_1203, OP_17001200, OP_17001202,
 482          OP_2A00, OP_2800, OP_2C00, OP_3200, OP_3201,
 483          OP_1001, OP_1003, OP_17001000, OP_17001002): Ditto.
 484
 485 1999-01-26  Jason Molenda  (jsm@bugshack.cygnus.com)
 486
 487         * simops.c (OP_5605): Sign extend MIN32 and MAX32 before saturation
 488         comparison.
 489         (OP_5607): Ditto.
 490         (OP_2A00): Ditto.
 491         (OP_2800): Ditto.
 492
 493 1999-01-13  Jason Molenda  (jsm@bugshack.cygnus.com)
 494
 495         * simops.c (OP_1223): Sign extend MIN32 and MAX32 before saturation
 496         comparison.
 497
 498 Tue Nov 24 17:04:43 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 499
 500         * simops.c (sys/syscall.h): Include targ-vals.h instead.
 501         (SYS_*): Replace with TARGET_SYS_*.
 502
 503         * Makefile.in: Add dependency on targ-vals.h.
 504         (NL_TARGET): Define as NL_TARGET_d10v.
 505
 506 Wed Sep 30 00:06:32 1998  Andrew Cagney  <cagney@amy.cygnus.com>
 507
 508         * interp.c (xfer_mem): Missing break, instruction memory case
 509         flowed into unified memory case.
 510
 511 Wed Sep 30 10:14:18 1998  Nick Clifton  <nickc@cygnus.com>
 512
 513         * simops.c: If load instruction with auto increment/decrement
 514         addressing is used when the destination register is the same as
 515         the address register, then ignore the auto increment/decrement.
 516
 517 Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>
 518
 519         * configure: Regenerated to track ../common/aclocal.m4 changes.
 520
 521 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 522
 523         * configure: Regenerated to track ../common/aclocal.m4 changes.
 524         * config.in: Ditto.
 525
 526 Sun Apr 26 15:20:23 1998  Tom Tromey  <tromey@cygnus.com>
 527
 528         * acconfig.h: New file.
 529         * configure.in: Reverted change of Apr 24; use sinclude again.
 530
 531 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 532
 533         * configure: Regenerated to track ../common/aclocal.m4 changes.
 534         * config.in: Ditto.
 535
 536 Fri Apr 24 11:20:06 1998  Tom Tromey  <tromey@cygnus.com>
 537
 538         * configure.in: Don't call sinclude.
 539
 540 Fri Apr 24 11:04:46 1998  Andrew Cagney  <cagney@chook.cygnus.com>
 541
 542         * interp.c (struct hash_entry): OPCODE and MASK are unsigned.
 543
 544         * d10v_sim.h (remote-sim.h, sim-config.h): Include.
 545
 546 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 547
 548         * configure: Regenerated to track ../common/aclocal.m4 changes.
 549
 550 Wed Apr  1 12:59:17 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 551
 552         * simops.c (trace_input_func): Use move_from_cr / CREGS to obtain
 553         up-to-date CR value.
 554         (OP_OP_1000000, add3): Trace inputs before performing add.
 555         (OP_5F00, <*>): Trace input registers before making system call.
 556         (OP_5F00, <kill>): Trace R0, R1 not REGn.
 557         (OP_5F00, <getpid>): Always return 47.
 558
 559         * d10v_sim.h (SLOT, SLOT_NR, SLOT_PEND_MASK, SLOT_PEND,
 560         SLOT_DISCARD, SLOT_FLUSH): Define.  An implementation of write
 561         back slots.
 562         (struct _state): Add struct slot slot to global state variable.
 563         (struct _state): Delete fields SM, EA, DB, DM, IE, RP, MD, FX, ST,
 564         F0, F1, C from global State variable.
 565         (struct _state): Add struct trace to global State variable.
 566         (GPR, SET_GPR): Define.  SET_GPR uses SLOT_PEND.
 567         (PSW*, SET_PSW*): Define. SET_PSW* uses SET_CREG.
 568         (CREG, SET_CREG, SET_*): Define. SET_CREG uses func move_to_cr.
 569         (INC_ADDR): Re-implement.  Use SET_GPR to update registers.
 570         (JMP): Re-implement. Use SET_* to update registers.
 571
 572         * interp.c: Use new SET_* et.al. macros to fetch / store
 573         registers.
 574         (get_operands): Squirrel away trace values at start of each
 575         operand decode.
 576         (do_2_short): Flush pending writes before issuing second
 577         instruction.
 578         (sim_resume): Flush pending writes at end of instruction cycle.
 579         (sim_fetch_register, sim_store_register, sim_create_inferior):
 580         After scheduling updates to registers using SET_*, flush updates.
 581         (sim_resume): Re-order handling of RPT/repeat and IBA/hbreak so
 582         that each sets pc using SET_* and last SET_* eventually winds out.
 583
 584         * simops.c: Use new SET_* et.al. macros to fetch / store
 585         registers.
 586         (move_to_cr): Add MASK argument for selective update of CREG bits.
 587         Re-implement using new SET_* macros.
 588         (trace_output_func, trace_output): Delete. Replace with.
 589         (do_trace_output_flush, trace_output_finish, trace_output_40,
 590         trace_output_32, trace_output_16, trace_output_void,
 591         trace_output_flag): New functions.  Handle specific trace cases.
 592         (OP_*): Re-write tracing to use new trace_output_* functions.
 593         (OP_*): Re-write to use new SET_* et.al. macros.
 594         (FUNC, PARM[1-4], RETVAL, RETVAL32): Redo definition.
 595         (RETVAL_HIGH, RETVAL_LOW): Delete, use RETVAL32.
 596
 597 Wed Apr  1 12:55:18 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 598
 599         * configure.in (SIM_AC_OPTION_WARNINGS): Add.
 600         configure: Re-generate.
 601
 602 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 603
 604         * configure: Regenerated to track ../common/aclocal.m4 changes.
 605
 606 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 607
 608         * configure: Regenerated to track ../common/aclocal.m4 changes.
 609
 610 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 611
 612         * configure: Regenerated to track ../common/aclocal.m4 changes.
 613
 614 Tue Feb 17 12:38:42 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 615
 616         * interp.c (sim_store_register, sim_fetch_register): Pass in
 617         length parameter.  Return -1.
 618
 619 Mon Oct 27 14:43:33 1997  Fred Fish  <fnf@cygnus.com>
 620
 621         * (dmem_addr): If address is illegal or in I/O space, signal a bus
 622         error.  Allocate unified memory on demand.  Fix DMEM address
 623         calculations.
 624
 625 Mon Feb 16 10:27:53 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 626
 627         * simops.c (OP_5F20): Implement "dbt".
 628         (OP_5F60): Implement "rtd".
 629
 630         * d10v_sim.h (DPC_CR): Define enum.
 631         (DBT_VECTOR_START): Define
 632         (DPSW, DPC): Define.
 633
 634 Fri Feb 13 15:15:58 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 635
 636         * simops.c (move_to_cr): Sync regs[SP_IDX] with State.sp according
 637         to PSW:SM.
 638
 639         * d10v_sim.h (struct _state): Add sp, as holding area for SPI/SPU.
 640         (SP_IDX): Define.
 641
 642 Wed Feb 11 16:53:49 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 643
 644         * simops.c (OP_5F00): Call error instead of abort for unknown
 645         syscalls.
 646
 647         * d10v_sim.h (enum): Define DPSW_CR.
 648
 649         * simops.c (move_to_cr): Mask out hardwired zero bits in DPSW.
 650
 651 Tue Feb 10 18:28:38 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 652
 653         * interp.c (sim_write_phys): Delete.
 654         (sim_load): Call sim_load_file with sim_write and LMA.
 655
 656 Mon Feb  9 12:05:01 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 657
 658         * interp.c: Rewrite xfer_mem so that it translates addresses as -
 659         0x00... - DMAP translated memory, 0x01... IMAP translated memory,
 660         0x10... - on-chip data, 0x11... - on-chip insn, 0x12... - unified
 661         memory.
 662         (pc_addr): Delete.
 663         (imem_addr): New function - translate IMEM address.
 664         (sim_resume): Use imem_addr to translate insn address, abort if
 665         translation failed.
 666         (sim_create_inferior): Write ARGV to memory using sim_write.  Pass
 667         argc/argv using r0/r1 not r2/r3.
 668         (sim_size): Do not initialize IMAP/DMAP here.
 669         (sim_open): Call sim_create_inferior and sim_size to initialize
 670         the system.
 671         (sim_create_inferior): Initialize IMAP/DMAP to hardware reset
 672         defaults.
 673         (init_system): Delete.
 674         (xfer_mem, sim_fetch_register, sim_store_register): Do not call
 675         init_system.
 676         (decode_pc): Check prog_bfd is defined before looking up .text
 677         section.
 678
 679 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 680
 681         * configure: Regenerated to track ../common/aclocal.m4 changes.
 682
 683 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 684
 685         * configure: Regenerated to track ../common/aclocal.m4 changes.
 686
 687 Sun Jan 25 22:23:01 1998  Michael Meissner  <meissner@cygnus.com>
 688
 689         * interp.c (sim_stop_reason): Exit status is now in r0, not r2.
 690
 691 Sat Jan 24 19:00:30 1998  Michael Meissner  <meissner@cygnus.com>
 692
 693         * d10v_sim.h (DEBUG_TRAP): New debug flag.
 694
 695         * simops.c (OP_5F00): If DEBUG_TRAP is on, turn traps 0-14 into
 696         printing the registers.
 697
 698 Thu Jan 22 17:54:01 1998  Michael Meissner  <meissner@cygnus.com>
 699
 700         * simops.c (op_types): New ABI, args are r0..r3, system call # is
 701         in r4.
 702         (trace_{in,out}put_func): Ditto.
 703         (OP_4900): Ditto.
 704         (OP_24800000): Ditto.
 705         (OP_4D00): Ditto.
 706         (OP_5F00): Ditto.
 707
 708 Thu Jan 22 14:30:36 1998  Fred Fish  <fnf@cygnus.com>
 709
 710         * interp.c (UMEM_SEGMENTS): New define, set to 128.
 711         (sim_size): Use UMEM_SEGMENTS rather than hardwired constant.
 712         (sim_close): Reset prog_bfd to NULL after closing it.  Also
 713         reset prog_bfd_was_opened_p after closing prog_bfd.
 714         (sim_load): Reset prog_bfd_was_opened_p after closing prog_bfd.
 715         (sim_create_inferior): Get start address from abfd not prog_bfd.
 716         (xfer_mem): Do bounds checking on addresses and return zero length
 717         read/write on bad addresses, rather than aborting.  Prepare to
 718         be able to handle xfers that cross segment boundaries, but not
 719         yet implemented.  Only emit debug message when d10v_debug is
 720         set as well as DEBUG being defined.
 721
 722 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
 723
 724         * configure: Regenerated to track ../common/aclocal.m4 changes.
 725
 726 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 727
 728         * configure: Regenerated to track ../common/aclocal.m4 changes.
 729         * config.in: Ditto.
 730
 731 Tue Dec  9 10:28:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 732
 733         * d10v_sim.h (RPT_S): Index cregs with RPT_S_CR not RPT_E_CR.
 734         (BPSW): Ditto for BPSW_CR and not PSW_CR.
 735
 736         * simops.c (OP_5F40): JMP to BPC instead of assigning PC directly.
 737
 738 Mon Dec  8 12:58:33 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 739
 740         * simops.c (OP_5F00): From Martin Hunt <hunt@cygnus.com>. Change
 741         reserved trap from 0 to 15. Add trap emulation code for 0-14.
 742
 743         * interp.c (sim_resume): From Martin Hunt <hunt@cygnus.com>. Check
 744         IBA for SDBT.
 745
 746         * d10v_sim.h (AE_VECTOR_START, RIE_VECTOR_START,
 747         SDBT_VECTOR_START, TRAP_VECTOR_START): Define.
 748
 749         * simops.c (OP_5F00): For "trap", mask out all but SM bit in PSW,
 750         use move_to_cr.
 751         (OP_5F00): For "trap", update BPSW with move_to_cr.
 752
 753 Fri Dec  5 15:31:17 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 754
 755         * d10v_sim.h (enum): Enumerate CR register names.
 756         (enum): Enumerate PSW bit values.
 757         (PSW): Obtain value uing move_from_cr.
 758         (MOD_S, MOD_E, BPSW): Make r-values.
 759         (move_from_cr, move_to_cr): Declare functions.
 760
 761         * interp.c (sim_fetch_register, sim_store_register): Use
 762         move_from_cr and move_to_cr for CR register transfers.
 763
 764         * simops.c (move_from_cr, move_to_cr): New functions.
 765         (OP_5F40): Move BPSW to PSW using move_to_cr and move_from_cr.
 766         (OP_5600): For "mvtc", use function move_to_cr.
 767         (OP_5200): For "mvfc", use function move_from_cr.
 768
 769 Fri Dec  5 13:33:14 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 770
 771         * simops.c (OP_5600): For "mvtc" MOD_E and MOD_S, ensure that the
 772         LSbit is zero.
 773
 774 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
 775
 776         * configure: Regenerated to track ../common/aclocal.m4 changes.
 777
 778 Thu Dec  4 16:51:02 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 779
 780         * d10v_sim.h (struct _state): Add DM - PSW debug mask.
 781
 782         * simops.c (OP_5600): For "mvtc", save PSW.DM.
 783         (OP_5200): Ditto for "mvfc".
 784
 785 Wed Dec  3 17:27:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 786
 787         * d10v_sim.h (SEXT56): Define.
 788
 789         * simops.c (OP_4201): For "rac", sign extend 56 bit value before
 790         it is shifted.
 791
 792         * d10v_sim.h (MAX32, MIN32, MASK32, MASK40): Re-define using
 793         SIGNED64 macro.
 794
 795 Tue Dec  2 15:38:34 1997  Fred Fish  <fnf@cygnus.com>
 796
 797         * interp.c (sim_resume): Call do_2_short with LEFT_FIRST or
 798         RIGHT_FIRST, as appropriate, instead of hardcoded ints that
 799         don't match enum values.
 800
 801 Tue Dec  2 15:01:08 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 802
 803         * simops.c (OP_3A00): For "macu", perform multiply stage using 32
 804         bit rather than 16 bit precision.
 805         (OP_3C00): For "mulxu", store unsigned product in ACC.
 806         (OP_3800): For "msbu", subtract unsigned product from ACC,
 807         (OP_0): For "sub", compute carry by comparing inputs.
 808
 809 Tue Dec  2 11:04:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 810
 811         * simops.c (OP_1000): For "sub2w", compute carry by comparing
 812         inputs.
 813
 814 Mon Nov 17 20:57:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 815
 816         * simops.c (OP_1): Use 32 bit unsigned arithmetic for subtract,
 817         carry indicated by value > 0xffff.
 818
 819 Fri Nov 14 12:51:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 820
 821         * interp.c (sim_resume): Don't set up SIGINT handler using signal,
 822         handled by client.
 823         (sim_resume): Fix race condition of a direct assignment to
 824         stop_simulator, conditionally call sim_stop.
 825         (sim_stop_reason): Check stop_simulator returning SIGINT.  Clear
 826         stop_simulator ready for next sim_resume call.
 827         (sim_ctrl_c): Delete function.
 828
 829 Thu Nov 13 19:29:34 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 830
 831         * interp.c (sim_resume): For "REP", only check/update the PC when
 832         a branch instruction has not been executed.
 833
 834 Mon Nov 10 17:50:18 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 835
 836         * simops.c (OP_4201): "rachi". Sign extend bit 40 of ACC.  Sign
 837         extend bit 44 all constants.
 838         (OP_4201): Replace GCC specific 0x..LL with SIGNED64 macro.
 839
 840 Fri Oct 24 10:26:29 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 841
 842         * d10v_sim.h: Include sim-types.h.
 843         (uint8, in816, uiny16, int32, uint32, int64, uint64): Typedef
 844         using unsigned8 et.al. from sim-types.h.
 845         (SEXT32, SEXT40, SEXT44, SEXT60): Replace GCC specific 0x..LL with
 846         SIGNED64 macro.
 847
 848 Wed Oct 22 14:43:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 849
 850         * interp.c (sim_write_phys): New function, write to physical
 851         instead of virtual memory.
 852
 853         * interp.c (sim_load): Pass lma_p and sim_write_phys to
 854         sim_load_file.
 855
 856 Mon Oct 13 10:55:07 1997  Fred Fish  <cygnus.com>
 857
 858         * simops.c (OP_6A01): Change OP_POSTDEC to OP_POSTINC and move
 859         exception generation code to OP_6E01.
 860         (OP_6E01): Change OP_POSTINC to OP_POSTDEC and insert exception
 861         generation code.
 862
 863 Sat Oct 11 09:02:08 1997  Fred Fish  <fnf@cygnus.com>
 864
 865         * simops.c (OP_6401): postdecrement on r15 is OK, remove exception.
 866         (OP_6601): Ditto.
 867
 868 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 869
 870         * configure: Regenerated to track ../common/aclocal.m4 changes.
 871
 872 Sat Sep 27 12:51:34 1997  Fred Fish  <fnf@cygnus.com>
 873
 874         * interp.c (pc_addr): Discard upper bit(s) of PC in case
 875         IMAP1 selects unified memory.
 876         * d10v_sim.h (INC_ADDR): Align MOD_E to increment before testing
 877         for end condition.
 878
 879 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 880
 881         * configure: Regenerated to track ../common/aclocal.m4 changes.
 882
 883 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 884
 885         * configure: Regenerated to track ../common/aclocal.m4 changes.
 886
 887 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 888
 889         * configure: Regenerated to track ../common/aclocal.m4 changes.
 890
 891 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 892
 893         * configure: Regenerated to track ../common/aclocal.m4 changes.
 894
 895 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 896
 897         * configure: Regenerated to track ../common/aclocal.m4 changes.
 898
 899 Wed Sep 10 22:30:24 1997  Martin M. Hunt  <hunt@cygnus.com>
 900
 901         * interp.c (sim_resume): Increment PC at end of rep
 902         loop.
 903
 904         * simops.c (OP_4201): Fix rachi instruction.
 905
 906 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
 907
 908         * configure: Regenerated to track ../common/aclocal.m4 changes.
 909
 910 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 911
 912         * configure: Regenerated to track ../common/aclocal.m4 changes.
 913         * config.in: Ditto.
 914
 915 Tue Aug 26 10:37:49 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 916
 917         * interp.c (sim_kill): Delete.
 918         (sim_create_inferior): Add ABFD argument.
 919         (sim_load): Move setting of PC from here.
 920         (sim_create_inferior): To here.
 921         (start_address): Delete variable.
 922
 923 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 924
 925         * configure: Regenerated to track ../common/aclocal.m4 changes.
 926         * config.in: Ditto.
 927
 928 Mon Aug 25 15:39:29 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 929
 930         * interp.c (sim_open): Add ABFD argument.
 931
 932 Tue May 20 10:14:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 933
 934         * interp.c (sim_open): Add callback argument.
 935         (sim_set_callbacks): Remove SIM_DESC argument.
 936
 937 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
 938
 939         * configure: Regenerated to track ../common/aclocal.m4 changes.
 940
 941 Tue Apr 22 10:29:23 1997  Doug Evans  <dje@canuck.cygnus.com>
 942
 943         * interp.c (sim_open): Undo patch to add -E support.
 944
 945 Fri Apr 18 13:39:01 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 946
 947         * interp.c (sim_stop): New function.
 948
 949 Thu Apr 17 02:42:00 1997  Doug Evans  <dje@canuck.cygnus.com>
 950
 951         * Makefile.in (SIM_OBJS): Add sim-load.o.
 952         * d10v_sim.h (exec_bfd): Rename to prog_bfd.
 953         * interp.c: #include bfd.h.
 954         (myname, sim_kind, start_address): New static locals.
 955         (prog_bfd_was_opened_p, prog_bfd): New static locals.
 956         (decode_pc): Update to use prog_bfd.
 957         (sim_open): Set sim_kind, myname.  Ignore -E arg.
 958         (sim_close): Close prog_bfd if simulator opened it.
 959         (sim_create_inferior): Return SIM_RC.  Delete arg start_address.
 960         (sim_load): Return SIM_RC.  New arg abfd.  Set start address from bfd.
 961         Call sim_load_file to load file into simulator.
 962         * simops.c (trace_input_func): exec_bfd renamed to prog_bfd.
 963
 964 Wed Apr 16 16:12:03 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 965
 966         * simops.c (OP_5F00): Only provide system calls SYS_execv,
 967         SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
 968
 969 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 970
 971         * configure: Regenerated to track ../common/aclocal.m4 changes.
 972         * config.in: Ditto.
 973
 974 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
 975
 976         * interp.c (sim_open): New arg `kind'.
 977
 978         * configure: Regenerated to track ../common/aclocal.m4 changes.
 979
 980 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
 981
 982         * configure: Regenerated to track ../common/aclocal.m4 changes.
 983
 984 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 985
 986         * configure: Re-generate.
 987
 988 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
 989
 990         * configure: Regenerate to track ../common/aclocal.m4 changes.
 991
 992         * simops.c (OP_5F00): Remove old traps 1-3.  Make trap 15 the same
 993         as trap 0, which will be deprecated.  Only set errno, if an error
 994         in fact was returned.
 995
 996 Thu Mar 13 12:41:20 1997  Doug Evans  <dje@canuck.cygnus.com>
 997
 998         * interp.c: Delete redundant prototypes of sim_foo fns.
 999         (sim_open): New SIM_DESC result.  Argument is now in argv form.
1000         (other sim_*): New SIM_DESC argument.
1001
1002 Thu Mar 13 10:29:04 1997  Michael Meissner  <meissner@cygnus.com>
1003
1004         * simops.c (trace_{input,output}_func): Call flush_stdout from the
1005         callback functions.
1006         (OP_5F00): Ditto.
1007         (OP_6{4,6,C,A}01): Test for post decrement on the stack pointer.
1008         (OP_{1200,1000000,201,5FE0,1003,17001002}): Fix problems in
1009         setting the carry bit after an add or a subtract.
1010
1011 Wed Feb 12 16:04:15 1997  Michael Meissner  <meissner@cygnus.com>
1012
1013         * simops.c (OP_{1403,15002A02,3{0,4}0{0,1}}): Only use the bottom
1014         40 bits of accumulators.  Sign/zero extend as appropriate.
1015
1016 Tue Feb  4 13:33:30 1997  Doug Evans  <dje@canuck.cygnus.com>
1017
1018         * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
1019         COMMON_{PRE,POST}_CONFIG_FRAG instead.
1020         * configure.in: sinclude ../common/aclocal.m4.
1021         * configure: Regenerated.
1022
1023 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
1024
1025         * configure configure.in Makefile.in:  Update to new configure
1026         scheme which is more compatible with WinGDB builds.
1027         * configure.in:  Improve comment on how to run autoconf.
1028         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
1029         * Makefile.in:  Use autoconf substitution to install common
1030         makefile fragment.
1031
1032 Fri Dec 27 22:54:05 1996  Angela Marie Thomas (angela@cygnus.com)
1033
1034         * gencode.c: patch to not #include "d10v_sim.h" which
1035         unecessarily includes bfd.h and causes wingdb configure
1036         to fail.
1037
1038 Mon Dec 16 13:39:03 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1039
1040         * interp.c (xfer_mem): Change unified memory to 0x0.
1041
1042 Thu Nov 28 20:42:56 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1043
1044         * simops.c (OP_3E01): Fix tracing information.
1045         (OP_300{0,1}): Do not propigate sign.
1046
1047 Mon Nov 25 19:47:40 1996  Doug Evans  <dje@canuck.cygnus.com>
1048
1049         * config.in (WORDS_BIGENDIAN): Add.
1050         * configure: Regenerated.
1051         * d10v_sim.h: #include "config.h"
1052
1053 Sat Nov 23 09:34:50 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1054
1055         * gencode.c (write_opcodes): Eliminate warnings when generated
1056         table.c is compiled.
1057
1058 Wed Nov 20 19:41:40 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1059
1060         * interp.c (sim_open): Cast result of calloc, and make sure NULL
1061         was not returned.
1062         (dmem_addr): If address is illegal or in I/O space, signal a bus
1063         error.
1064         (pc_addr): Signal bus error, not illegal instruction for bogus
1065         pc.
1066
1067 Wed Nov 20 01:23:03 1996  Doug Evans  <dje@canuck.cygnus.com>
1068
1069         * Makefile.in: Delete all stuff moved to ../common/Make-common.in.
1070         (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
1071         * configure.in: Simplify using macros in ../common/aclocal.m4.
1072         Call AC_CHECK_HEADERS(unistd.h).
1073         * configure: Regenerated.
1074         * config.in: New file.
1075         * interp.c: #include "callback.h".
1076         * simops.c: #include "config.h".  #include <unistd.h> if present.
1077
1078 Fri Nov  8 16:19:55 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1079
1080         * d10v-sim.h (simops): Add flag is_long.
1081         (State): Add pc_changed.  Instructions which update the PC should
1082         use the JMP macro which sets this.
1083         (JMP): New macro.  Sets the PC and the pc_changed flag.
1084
1085         * gencode.c (write_opcodes): Add is_long field.
1086
1087         * interp.c (lookup_hash): If we blindly apply a short opcode's mask
1088         to a long opcode we could get a false match.  Check the opcode size.
1089         (hash): Add a size field to the hash table.
1090         (sim_open): Initialize size field in hash table.
1091         (sim_resume): Change to logic for setting the PC.  Used to increment the
1092         PC if it had not been changed.  This didn't allow single-instruction loops.
1093         Now checks the flag State.pc_changed.  Also now stops when ^C is received.
1094         (dmem_addr): Fix translation of data segments to unified memory.
1095         (sim_ctrl_c): New function.  When ^C is received, set stop_simulator flag.
1096
1097         * simops.c: Changed all branch and jump instructions to use new JMP macro.
1098         (OP_20000000): Corrected trace information to show this is a ldi.l, not
1099         a ldi.s instruction.
1100
1101 Thu Oct 31 19:13:55 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1102
1103         * interp.c (sim_fetch_register, sim_store_register): Fix bug where
1104         updating the accumulators was overwriting other parts of the global
1105         State variable.
1106
1107 Wed Oct 30 17:35:14 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1108
1109         * interp.c (bfd.h) Don't include it here any more.
1110         (text{,_start,_end}): Move here from simops.c and make extern.
1111         (decode_pc): New function to return the PC as an address that the
1112         debugger can use.
1113         (dmem_addr): Print decoded PC in error message.
1114         (pc_addr): Ditto.
1115
1116         * simops.c (bfd.h) Don't include it here any more.
1117         (text{,_start,_end}): Move to simops.c.
1118         (trace_input_func): Move decoding of PC, and looking up .text
1119         start to decode_pc.
1120
1121         * d10v_sim.h (bfd.h): Include it here.
1122         (text{,_start,_end}): Add external declarations.
1123         (exec_bfd): Ditto.
1124         (decode_pc): Ditto.
1125
1126 Tue Oct 29 12:13:52 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1127
1128         * interp.c (sim_size): Now allocates unified memory for imap segments
1129         0,1,2, and 127. Initializes imap0 and imap1 to 0x1000.  Initializes dmap to 0.
1130         (sim_write): Just call xfer_mem().
1131         (sim_read): Just call xfer_mem().
1132         (xfer_mem): New function. Does appropriate memory mapping and copies bytes.
1133         (dmem_addr): New function. Reads dmap register and translates data
1134         addresses to local addresses.
1135         (pc_addr): New function. Reads imap register and computes local address
1136         corresponding to contents of the PC.
1137         (sim_resume): Change to use pc_addr().
1138         (sim_create_inferior): Change reinitialization code. Also reinitializes
1139         imap[01] and dmap.
1140         (sim_fetch_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1141         (sim_store_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1142
1143         * simops.c (MEMPTR): Redefine to use dmem_addr().
1144         (OP_5F00): Replace references to STate.imem with dmem_addr().
1145
1146         * d10v-sim.h (State): Remove mem_min and mem_max. Add umem[128].
1147         (RB,SW,RW,SLW,RLW): Redefine to use dmem_addr().
1148         (IMAP0,IMAP1,DMAP,SET_IMAP,SET_IMAP1,SET_DMAP): Define.
1149
1150 Tue Oct 22 15:22:33 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1151
1152         * d10v_sim.h (_ins_type): Reorganize, so that we can provide
1153         better statistics, like not counting NOPS as parallel
1154         instructions, and printing total cycles.
1155         (ins_type_counters): Make unsigned long.
1156         (left_nops,right_nops): Fold into ins_type_counters.
1157
1158         * simops.c (trace_input_func): Print new instruction types.
1159         Handle OP_R2R3 as input types.
1160         (OP_{38000000,7000}): Correctly sign extend bytes.
1161         (OP_5E00): Don't count NOPs as parallel instructions.
1162         (OP_460B): Remove unused variable.
1163         (OP_5F00): Ditto.
1164
1165         * interp.c (ins_type_counters): Make unsigned long.
1166         (left_nops,right_nops): Delete.
1167         (most functions): Add prototypes.
1168         (INLINE): If GCC and optimize define as __inline__.
1169         ({,lookup_}hash,get_operands): Declare as INLINE.
1170         (do_parallel): Count conditional operations.
1171         (add_commas): New function, to add commas every 3 digits.
1172         (sim_size): Call add_commas to print numbers.
1173         (sim_{open,resume}): Delete unused variables.
1174         (sim_info): Provide better statistics.
1175         (sim_read): Add int return type.
1176
1177 Mon Oct 21 16:16:26 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1178
1179         * interp.c (sim_resume): Change the way single-stepping and exceptions
1180         are handled so single-stepping works again.
1181
1182 Thu Oct 17 12:24:16 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1183
1184         * endian.c: Optimize simulated loads/stores on x86, AIX, and big
1185         endian hosts.
1186
1187         * configure.in (--enable-sim-bswap): New switch to enable using
1188         the BSWAP instruction on x86's.
1189         * configure: Regenerate.
1190
1191         * Makefile.in ({SWAP,CONFIG}_CFLAGS): Add --enable-sim-bswap
1192         support.
1193
1194 Wed Oct 16 13:50:06 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1195
1196         * endian.c: New file.  Move endian functions here from interp.c.
1197         Optimize code, and make it work as either inline functions or as a
1198         separate file.
1199
1200         * interp.c: Move endian functions from here to endian.c.
1201
1202         * Makefile.in (INCLUDE): Add endian.c.
1203         (run,libsim.a): Add dependency on endian.o.
1204         (endian.o): Add dependency.
1205
1206         * d10v_sim.h (read/write support): Always go through the machine
1207         independent endian functions.  If compiling with GCC and
1208         optimizing, include endian.c so the endian functions are inlined.
1209
1210         * simops.c (OP_5F00): Correct tracing of accumulators.
1211
1212 Tue Oct 15 10:57:50 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1213
1214         * simops.c (OP_5F00): Add support for getpid, kill system calls.
1215
1216         * interp.c (do_{2_short,parallel}): If an exception is raised,
1217         don't execute the second instruction.
1218
1219 Sat Oct 12 22:17:43 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1220
1221         * simops.c (OP_{31000000,6601,6201,6200}): Store address in a
1222         temporary in case the register is overriden when loading.
1223         (OP_6200): Output type is OP_DREG for tracing.
1224
1225 Fri Oct  4 23:46:18 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1226
1227         * d10v_sim.h (struct _state): Add mem_{min,max} fields.
1228
1229         * interp.c (sim_size): Initialize mem_{min,max} fields.
1230         (sim_write): Update mem_{min,max} fields.
1231         (sim_resume): If PC is not in the minimum/maximum memory range,
1232         abort.
1233         (sim_create_inferior): Preserve mem_{min,max} fields.
1234
1235 Fri Sep 27 13:11:58 1996  Mark Alexander  <marka@cygnus.com>
1236
1237         * simops.c (OP_5F00): Add support for time() system call.
1238
1239 Wed Sep 25 16:31:41 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1240
1241         * simops.c (OP_{6E01,6A01,6E1F,6A00}): Print both words being
1242         stored if tracing.
1243         (OP_5F00,trace_{in,out}put_func): Add finer grain tracing for
1244         system calls.
1245
1246 Mon Sep 23 17:55:30 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1247
1248         * simops.c (op_types): Add OP_{CONSTANT8,R2,R3}.
1249         (trace_input_func): Add support for  OP_{CONSTANT8,R2,R3}.
1250         (OP_{4900,24800000,4800,4A00,4B00,4D00,4C00}): Add OP_R2 and OP_R3
1251         to call/subroutine returns to trace the first two arguments and
1252         the return value.  For small jumps, use CONSTANT8, not CONSTANT16.
1253
1254 Fri Sep 20 15:36:45 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1255
1256         * interp.c (sim_create_inferior): Reinitialize State every time
1257         sim_create_inferior() is called.
1258
1259 Thu Sep 19 21:38:20 1996  Michael Meissner  <meissner@wogglebug.ziplink.net>
1260
1261         * simops.c (OP_{401,2000000,601,3000000,23000000}): Get sign right
1262         on comparisons.
1263         (OP_401): Fix tracing information.
1264
1265 Thu Sep 19 10:30:22 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1266
1267         * simops.c (SIZE_{PC,LINE_NUMBER}): New default sizes for output.
1268         (trace_input_func): Use them.
1269         (trace_input_func): Make sure there is a trailing space after the
1270         instruction.
1271         (OP_6200): Fix tracing info.
1272
1273         * Makefile.in (run): Add dependencies on libbfd.a and
1274         libiberity.a.
1275
1276 Wed Sep 18 09:13:25 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1277
1278         * d10v_sim.h (DEBUG_INSTRUCTION): New debug value to include line
1279         numbers and function names in debug trace.
1280         (DEBUG): If not defined, set to DEBUG_TRACE, DEBUG_VALUES, and
1281         DEBUG_LINE_NUMBER.
1282         (SIG_D10V_{STOP,EXIT}): Values to represent the stop instruction
1283         and exit system call trap being executed.
1284
1285         * interp.c (sim_stop_reason): Set exit code correctly for stop
1286         instruction and exit system call trap.
1287
1288         * configure.in (--enable-sim-cflags): Remove trace case.
1289         (--enable-sim-debug): New switch to set the debug values.
1290         * configure: Regenerate.
1291
1292         * simops.c (trace_{input,output}_func): Rename from
1293         trace_{input,output}.
1294         (trace_{input,output}): Call trace_{input,output}_func if
1295         d10v_debug is non-zero.
1296         (SIZE_INSTRUCTION): Cut down to 8.
1297         (SIZE_OPERANDS): Cut down to 18.
1298         (SIZE_LOCATION): New value for size of line number, function name
1299         field.
1300         (init_text_p,text{,_start,_end}): New static variables for
1301         printing line number and function name.
1302         (exec_bfd): New external that run.c sets.
1303         (trace_input_func): Print line number and function name if
1304         available and if desired.
1305         (OP_4E09): Don't print out DBT message.
1306         (OP_5FE0): Set exception field to SIG_D10V_STOP.
1307         (OP_5F00): Set exception field to SIG_D10V_EXIT.
1308
1309 Sat Sep 14 22:18:43 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1310
1311         * interp.c (do_2_short): If the instruction encodes jump->ins,
1312         don't do the second instruction if the jump succeeds.
1313
1314 Fri Sep 13 22:35:19 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1315
1316         * simops.c (OP_5F00): Use unknown traps to print all GPRs,
1317         accumulators, PC, and F0/F1/C flags.
1318
1319 Thu Sep 12 12:50:11 1996  Mark Alexander  <marka@cygnus.com>
1320
1321         * simops.c (OP_5F00): Fix problems with system calls.
1322
1323 Thu Sep 12 12:19:28 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1324
1325         * simops.c (OP_5F00): Correct tracing information for trap.
1326
1327 Wed Sep 11 18:55:50 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1328
1329         * Makefile.in (CSEARCH): Correctly find opcodes directory.
1330
1331 Mon Sep  9 13:27:26 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1332
1333         * simops.c (trace_output): Properly align accumulator output.
1334         (OP_3{0,2,4}00): Properly parenthesize test expression.  Add error
1335         if shift count is too high.
1336         (OP_4E{00,02,04,20,22,40,42}): Make tests agree with book.
1337         (OP_4E09): Make cpfg properly trace the input flags.
1338         (op_types): Add OP_FLAG_OUTPUT.
1339         (trace_{input,output}): Support OP_FLAG_OUTPUT.
1340         (OP_31000000): This ld2w varient is a 16-bit memory reference, not
1341         an 8-bit memory reference instruction for tracing purposes.
1342         (OP_201): Addi needs to set the carry.
1343
1344 Fri Sep  6 17:56:17 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1345
1346         * simops.c (OP_2600, OP_2601): Changed min and max comparisons
1347         to use signed register values.
1348
1349 Wed Sep  4 11:35:17 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1350
1351         * d10v_sim.h (DEBUG_*): Add bit flags for controlling debug
1352         output.
1353         (_ins_type): New enumeration to specify which container an
1354         instruction is in, and whether it is part of a parallel operation.
1355         (_state): Add ins_type field.
1356         ({,u}int{8,16,32,64}): Use limits.h to size the appropriate types.
1357         (ins_type_counters): Counters for the various instruction types.
1358         ({left,right}_nops): Counters for the number of nops in each
1359         container.
1360         (d10v_debug): New variable to indicate whether debugging is turned
1361         on.
1362
1363         * simops.c: (all functions): Change all #ifdef DEBUG code so that
1364         the input and output values can be traced, along with the
1365         instruction type.  Make the -t option enable tracing.
1366         (all functions): Change printf calls to use the printf_filtered
1367         function in the callback table.
1368
1369         * interp.c (_leftright): New enumeration to say whether 2 short
1370         instructions are done left first or right first.
1371         (do_{long,2_short,parallel}): Indicate in the machine state which
1372         type of instruction this is.  Count each of the types of
1373         instructions executed.
1374         (sim_size): Only print the memory sizes if DEBUG_MEMSIZE debug
1375         flag is set.
1376         (sim_resume): Pass left/right indication to do_2_short.
1377         (all functions): Change printf calls to use the printf_filtered
1378         function in the callback table.
1379         (sim_trace): Turn on debug flag if DEBUG was defined, and call
1380         sim_resume.
1381         (sim_info): Print out statistics on instructions.
1382         (sim_{trace,create_inferior}): Eliminate extraneous output unless
1383         debugging.
1384         (sim_open): If args == -t and DEBUG was defined, set d10v_debug.
1385         Only initialize the hash table the first time sim_open is called.
1386
1387         * Makefile.in: Make objects depend on d10v_sim.h.
1388         ({,SIM_}CFLAGS): Include configure dependent switches.  Setting
1389         CFLAGS does not override host/target defines or SIM_CFLAGS.
1390         (CC_FOR_BUILD,gencode): Use CC_FOR_BUILD to compile gencode.
1391         (run): By default, the math library is not needed to be linked
1392         in.
1393         ({BFD,LIBIBERTY}_LIB): Define as variables so they can be
1394         overridden.
1395         (VPATH): Don't set to anything but @srcdir@ to work with non-GNU
1396         makes.
1397         ({run,callback}.o): Provide explicit paths to their appropriate
1398         source directories.
1399         (gencode{,.o},d10v-opc.o): Split compilation into creating object
1400         and linking.  Instead of linking in libopcodes.a, just compile
1401         d10v-opc.o directly to handle canadian cross.
1402         (CSEARCH): Add opcodes directory.
1403
1404         * configure.in (--enable-sim-cflags): New switch to allow user to
1405         set the defaults.
1406         (CC_FOR_BUILD): Deal with canadian crosses.
1407         * configure: Regenerate.
1408
1409 Wed Sep 04 04:45:34 1996  Mark Alexander  <marka@cygnus.com>
1410
1411         * simops.c: Include correct syscall.h for d10v, not host's.
1412         Fix #ifdef SYS_stat.
1413
1414 Tue Sep  3 14:00:04 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
1415
1416         * simops.c (OP_5F00): Wrap all SYS_xxx traps with #ifdef.
1417         Add trap 2 to be printf and trap 3 to be putchar.
1418
1419 Wed Aug 28 21:42:34 1996  Mark Alexander  <marka@cygnus.com>
1420
1421         * Makefile.in, d10v_sim.h, interp.c, simops.c: Add support
1422         for low-level system calls.
1423
1424 Wed Aug 28 17:33:19 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1425
1426         * Makefile.in, d10v_sim.h, interp.c: Fix byte-order problems.
1427
1428 Mon Aug 26 18:30:28 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1429
1430         * d10v_sim.h (SEXT32): Added.
1431         * interp.c: Commented out printfs.
1432         * simops.c:  Fixed error in sb and st2w.
1433
1434 Thu Aug 15 13:30:03 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1435
1436         * Makefile.in, d10v_sim.h, interp.c, simops.c: Added remaining
1437         DSP instructions.  Added modulo addressing.
1438
1439 Sun Aug 11 12:57:15 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1440
1441         * Makefile.in, d10v_sim.h, interp.c, simops.c: Snapshot.
1442
1443 Fri Aug  2 17:44:24 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1444
1445         * d10v_sim.h, simops.c: Snapshot.
1446
1447 Thu Aug  1 17:05:24 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
1448
1449         * ChangeLog, Makefile.in, configure, configure.in, d10v_sim.h,
1450         gencode.c, interp.c, simops.c: Created.
1451