sim/sh/ChangeLog

   1 2015-04-17  Mike Frysinger  <vapier@gentoo.org>
   2
   3         * interp.c (sh_pc_get, sh_pc_set): New functions.
   4         (sim_open): Call CPU_PC_FETCH & CPU_PC_STORE for all cpus.
   5
   6 2015-04-15  Mike Frysinger  <vapier@gentoo.org>
   7
   8         * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
   9         * sim-main.h (STATE_CPU): Delete.
  10
  11 2015-04-13  Mike Frysinger  <vapier@gentoo.org>
  12
  13         * configure: Regenerate.
  14
  15 2015-04-06  Mike Frysinger  <vapier@gentoo.org>
  16
  17         * Makefile.in (SIM_OBJS): Delete sim-engine.o.
  18
  19 2015-03-31  Mike Frysinger  <vapier@gentoo.org>
  20
  21         * config.in, configure: Regenerate.
  22
  23 2015-03-28  Mike Frysinger  <vapier@gentoo.org>
  24
  25         * Makefile.in (SIM_RUN_OBJS, SIM_EXTRA_CFLAGS): Delete.
  26         (SIM_OBJS): Change to $(SIM_NEW_COMMON_OBJS).
  27         * interp.c: Delete run-sim.h include.  Include sim-main.h, sim-base.h,
  28         and sim-options.h.
  29         (SEXT, SEXT32): Undefine.
  30         (sim_write): Delete prototype.
  31         (regstacktype, saved_state_type): Move to sim-main.h.
  32         (target_little_endian): Replace with CURRENT_TARGET_BYTE_ORDER.
  33         (host_little_endian): Replace with CURRENT_HOST_BYTE_ORDER.
  34         (sim_kind, myname, tracing, sim_stop, sim_trace, sim_set_profile,
  35         sim_set_profile_size, sim_load, sim_set_callbacks,
  36         sim_complete_command): Delete.
  37         (sim_size): Mark static.
  38         (init_pointers): Delete host_little_endian setup.
  39         (sim_resume): Delete tracing check.
  40         (free_state): New cleanup function.
  41         (sim_open): Rewrite to use new common logic.
  42         (sim_create_inferior): Call init_dsp.
  43         * sim-main.h: New file.
  44         * tconfig.h: Delete file.
  45
  46 2015-03-28  Mike Frysinger  <vapier@gentoo.org>
  47
  48         * gencode.c (ppi_gensim): Convert old style prototype with ppi_insn.
  49         * interp.c: Include ctype.h and run-sim.h.
  50         [HAVE_TIME_H]: Include time.h
  51         [HAVE_SYS_TIME_H]: Include sys/time.h
  52         [!_WIN32]: Include utime.h and sys/wait.h.
  53         (set_fpscr1, raise_exception, raise_buserror, get_dr, set_dr, set_sr,
  54         do_rdat, do_wdat, process_wlat_addr, process_wwat_addr,
  55         process_wbat_addr, process_rlat_addr, process_rwat_addr,
  56         process_rbat_addr, IOMEM, get_now, now_persec, swapout, swapout16,
  57         ptr, strswaplen, strnswap, dmul, macw, macl, get_loop_bounds_ext,
  58         get_loop_bounds, sim_size, init_dsp, init_pointers, dump_profile,
  59         gotcall, sim_stop, sim_write, sim_read, sim_store_register,
  60         sim_fetch_register, sim_trace, sim_stop_reason, sim_info,
  61         sim_set_profile, sim_set_profile_size, sim_open,
  62         parse_and_set_memory_size, sim_close, sim_load, sim_create_inferior,
  63         sim_do_command, sim_set_callbacks): Convert old style prototype.
  64         (fail): Delete unused function.
  65         (wlat_fast, wwat_fast, wbat_fast, rlat_fast, rwat_fast, rbat_fast):
  66         Delete unused prototypes.
  67         (wlat_fast, wwat_fast, wbat_fast, rlat_fast, rwat_fast, rbat_fast,
  68         swap, swap16):
  69         Convert old style prototype and move INLINE before the type.
  70         (trap): Convert old style prototype.  Add casts to wait and sim_write
  71         calls.
  72         (div1): Convert old style prototype.  Change return to void.
  73         (do_long_move_insn, do_blog_insn, fsca_s, fsrra_s, mcalloc): Mark
  74         static.
  75         (sim_resume): Convert old style prototype.  Align printf format and
  76         args.
  77
  78 2015-03-28  Mike Frysinger  <vapier@gentoo.org>
  79
  80         * gencode.c (ppi_gensim): Add missing */.  Change case 4 to case 5.
  81
  82 2015-03-28  Mike Frysinger  <vapier@gentoo.org>
  83
  84         * Makefile.in (gencode): Add $(BUILD_CFLAGS), $(BUILD_LDFLAGS),
  85         and $(WARN_CFLAGS).
  86         * gencode.c: Include ctype.h, stdlib.h, string.h, and unistd.h.
  87         (struct op): Mark members const.
  88         (tab): Mark static.
  89         (nibble_type_list): Mark const.
  90         (arg_type_list): Mark const.
  91         (make_enum_list): Delete unused func.
  92         (qfunc, expand_opcode, dumptable, expand_ppi_code): Convert old
  93         style prototype and mark args const.
  94         (sorttab, gengastab, conflict_warn, filltable, expand_ppi_movxy,
  95         gensim, ppi_filltable): Convert old style prototype.
  96         (gensim_caselist): Convert old style prototype.  Mark local
  97         variables s and r const.
  98         (gendefines): Convert old style prototype.  Mark s const.  Move
  99         tolower call into printf statement.
 100         (ppi_gensim): Convert old style prototype.  Mark local variable
 101         s const.
 102         (main): Convert old style prototype.  Change printf %d to %zu.
 103
 104 2015-03-28  Mike Frysinger  <vapier@gentoo.org>
 105
 106         * config.in, configure: Regenerate.
 107         * configure.ac: Call SIM_AC_OPTION_ENDIAN, SIM_AC_OPTION_ALIGNMENT,
 108         SIM_AC_OPTION_HOSTENDIAN, SIM_AC_OPTION_ENVIRONMENT,
 109         SIM_AC_OPTION_INLINE, SIM_AC_OPTION_WARNINGS.
 110
 111 2015-03-16  Mike Frysinger  <vapier@gentoo.org>
 112
 113         * config.in, configure: Regenerate.
 114         * tconfig.in: Rename file ...
 115         * tconfig.h: ... here.
 116
 117 2015-03-14  Mike Frysinger  <vapier@gentoo.org>
 118
 119         * Makefile.in (SIM_EXTRA_CFLAGS): Set to
 120         -DSIM_USE_DEPRECATED_RUN_FRONTEND.
 121         (SIM_RUN_OBJS): Set to run.o.
 122
 123 2015-03-14  Mike Frysinger  <vapier@gentoo.org>
 124
 125         * configure.ac (AC_CHECK_HEADERS): Delete.
 126         * aclocal.m4, configure: Regenerate.
 127
 128 2014-10-14  Oleg Endo <olegendo@gcc.gnu.org>  (tiny patch)
 129
 130         * gencode.c (fabs, fneg): Implement as integer operation
 131         instead of using the FP_UNARY macro.
 132
 133 2014-08-19  Alan Modra  <amodra@gmail.com>
 134
 135         * configure: Regenerate.
 136
 137 2014-08-15  Roland McGrath  <mcgrathr@google.com>
 138
 139         * configure: Regenerate.
 140         * config.in: Regenerate.
 141
 142 2014-03-10  Mike Frysinger  <vapier@gentoo.org>
 143
 144         * interp.c (parse_and_set_memory_size): Add const to str.
 145         (sim_do_command): Add const to cmd and sms_cmd.
 146
 147 2014-03-05  Mike Frysinger  <vapier@gentoo.org>
 148
 149         * interp.c (sim_load): Add const to prog.
 150
 151 2014-02-17  Mike Frysinger  <vapier@gentoo.org>
 152
 153         PR gdb/16450
 154         * interp.c (control_c): Delete.
 155         (sim_resume): Delete signal(SIGINT) handling.
 156
 157 2013-09-23  Alan Modra  <amodra@gmail.com>
 158
 159         * configure: Regenerate.
 160
 161 2013-06-03  Mike Frysinger  <vapier@gentoo.org>
 162
 163         * aclocal.m4, configure: Regenerate.
 164
 165 2012-06-15  Joel Brobecker  <brobecker@adacore.com>
 166
 167         * config.in, configure: Regenerate.
 168
 169 2012-03-24  Mike Frysinger  <vapier@gentoo.org>
 170
 171         * aclocal.m4, config.in, configure: Regenerate.
 172
 173 2012-02-16  Kevin Buettner  <kevinb@redhat.com>
 174
 175         * interp.c (MA): Adjust cast to avoid warning on 64-bit hosts.
 176
 177         * interp.c (sim_store_register, sim_fetch_register): Return
 178         length, not -1.
 179
 180 2011-12-03  Mike Frysinger  <vapier@gentoo.org>
 181
 182         * aclocal.m4: New file.
 183         * configure: Regenerate.
 184
 185 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
 186
 187         * configure.ac: Change include to common/acinclude.m4.
 188
 189 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
 190
 191         * configure.ac: Change AC_PREREQ to 2.64.  Delete AC_CONFIG_HEADER
 192         call.  Replace common.m4 include with SIM_AC_COMMON.
 193         * configure: Regenerate.
 194
 195 2011-04-16  Mike Frysinger  <vapier@gentoo.org>
 196
 197         * interp.c (sim_complete_command): New stub function.
 198
 199 2010-04-14  Mike Frysinger  <vapier@gentoo.org>
 200
 201         * interp.c (sim_write): Add const to buffer arg.
 202
 203 2010-01-12  Masaki Muranaka  <monaka@monami-software.com>
 204
 205         * interp.c: Don't include sysdep.h.
 206         Include stdio.h and errno.h.
 207         Include string.h strings.h stdlib.h sys/stat.h if present.
 208
 209 2010-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 210
 211         * configure: Regenerate.
 212
 213 2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 214
 215         * config.in: Regenerate.
 216         * configure: Likewise.
 217
 218         * configure: Regenerate.
 219
 220 2008-07-11  Hans-Peter Nilsson  <hp@axis.com>
 221
 222         * configure: Regenerate to track ../common/common.m4 changes.
 223         * config.in: Ditto.
 224
 225 2008-06-06  Vladimir Prus  <vladimir@codesourcery.com>
 226             Daniel Jacobowitz  <dan@codesourcery.com>
 227             Joseph Myers  <joseph@codesourcery.com>
 228
 229         * configure: Regenerate.
 230
 231 2008-02-04  Antony King  <antony.king@st.com>
 232
 233         * interp.c (macl): Fix non-portable implementation.
 234
 235 2007-10-08  Andrew Stubbs  <andrew.stubbs@st.com>
 236
 237         * gencode.c (tab): Add RAISE_EXCEPTION_IF_IN_DELAY_SLOT to the
 238         definition of PC relative 'mov.l'/'mov.w' and also 'mova'.
 239
 240 2007-03-02  Andrew Stubbs  <andrew.stubbs@st.com>
 241
 242         * gencode.c (tab): Correct pre-decrement instructions when m == n.
 243
 244 2006-12-21  Hans-Peter Nilsson  <hp@axis.com>
 245
 246         * acconfig.h: Remove.
 247         * config.in: Regenerate.
 248
 249 2006-06-13  Richard Earnshaw  <rearnsha@arm.com>
 250
 251         * configure: Regenerated.
 252
 253 2006-06-05  Daniel Jacobowitz  <dan@codesourcery.com>
 254
 255         * configure: Regenerated.
 256
 257 2006-05-31  Daniel Jacobowitz  <dan@codesourcery.com>
 258
 259         * configure: Regenerated.
 260
 261 2005-11-10  Andrew Stubbs  <andrew.stubbs@st.com>
 262
 263         * interp.c (sim_memory_size): Use same amount of memory on Windows as
 264         elsewhere.
 265
 266 2005-09-19  J"orn Rennecke <joern.rennecke@st.com>
 267
 268         * interp.c (<sys/mman.h>): Include.
 269         (mcalloc): New function / macro.
 270         (mfree): New macro.
 271         (sim_size): Use mcalloc and mfree.
 272
 273 2005-08-02  J"orn Rennecke <joern.rennecke@st.com>
 274
 275         * interp.c (strswaplen): Add one for '\0' delimiter.
 276
 277 2005-06-16  Daniel Jacobowitz  <dan@codesourcery.com>
 278
 279         * gencode.c (tab): Avoid lvalue casts.  Suggested by
 280         Ralf Corsepius <ralf.corsepius@rtems.org>.
 281
 282 2005-04-12  Jonathan Larmour  <jifl@eCosCentric.com>
 283
 284         * gencode.c (tab): Avoid inserting code before variables all declared.
 285
 286 2005-03-23  Mark Kettenis  <kettenis@gnu.org>
 287
 288         * configure: Regenerate.
 289
 290 2005-01-14  Andrew Cagney  <cagney@gnu.org>
 291
 292         * configure.ac: Sinclude aclocal.m4 before common.m4.  Add
 293         explicit call to AC_CONFIG_HEADER.
 294         * configure: Regenerate.
 295
 296 2005-01-12  Andrew Cagney  <cagney@gnu.org>
 297
 298         * configure.ac: Update to use ../common/common.m4.
 299         * configure: Re-generate.
 300
 301 2005-01-11  Andrew Cagney  <cagney@localhost.localdomain>
 302
 303         * configure: Regenerated to track ../common/aclocal.m4 changes.
 304
 305 2005-01-07  Andrew Cagney  <cagney@gnu.org>
 306
 307         * configure.ac: Rename configure.in, require autoconf 2.59.
 308         * configure: Re-generate.
 309
 310 2004-12-08  Hans-Peter Nilsson  <hp@axis.com>
 311
 312         * configure: Regenerate for ../common/aclocal.m4 update.
 313
 314 2004-09-08  DJ Delorie  <dj@redhat.com>
 315
 316         Commited by Corinna Vinschen <vinschen@redhat.com>
 317         * gencode.c (movua.l): Compensate for endianness.
 318
 319 2004-09-08  Corinna Vinschen  <vinschen@redhat.com>
 320
 321         * interp.c (RAISE_EXCEPTION_IF_IN_DELAY_SLOT): New macro.
 322         (in_delay_slot): New flag variable.
 323         (Delay_Slot): Set in_delay_slot.
 324         (sim_resume): Reset in_delay_slot after leaving code switch.
 325         * gencode.c (op tab): Call RAISE_EXCEPTION_IF_IN_DELAY_SLOT for all
 326         instructions not allowed in delay slots.
 327
 328 2004-09-08  Michael Snyder  <msnyder@redhat.com>
 329
 330         Commited by Corinna Vinschen <vinschen@redhat.com>
 331         Introduce SH2a support.
 332         * interp.c: Change type of jump table to short.  Add various macros.
 333         (sim_load): Save the bfd machine code.
 334         (sim_create_inferior): Ditto.
 335         (union saved_state_type): Add tbr, ibnr and ibcr registers.
 336         Move bfd_mach to end of struct.  Add regstack pointer.
 337         (init_dsp): Don't swap contents of sh_dsp_table any more.  Instead
 338         use it directly in its own switch statement.  Allocate space for 512
 339         register banks.
 340         (do_long_move_insn): New function.
 341         (do_blog_insn): Ditto.
 342         (trap): Use trap #13 and trap #14 to set ibnr and ibcr.
 343         * gencode.c: Move movx/movy insns into separate switch statement.
 344         (op tab): Add sh2a insns.  Reject instructions that are disabled
 345         on that chip.
 346         (gensim_caselist): Generate default case here instead of in caller.
 347         (gensim): Generate two separate switch statements.  Call
 348         gensim_caselist once for each (for movsxy_tab and for tab).
 349         Add tokens for r15 and multiple regs.
 350         (conflict_warn, warn_conflicts): Add for debugging.
 351
 352 2004-08-18  J"orn Rennecke <joern.rennecke@superh.com>
 353
 354         * gencode.c (tab): For shad snd shld, fix result for
 355         (op1 < 0 && shift_amount == 0).
 356
 357 2004-02-02  Michael Snyder  <msnyder@redhat.com>
 358
 359         * gencode.c (movua.l): Set thislock to 0, not n.
 360
 361 2004-02-12  Michael Snyder  <msnyder@redhat.com>
 362
 363         * gencode.c (table): Change from char to short.
 364         (dumptable): Change generated table from char to short.
 365         * interp.c (sh_jump_table, sh_dsp_table, ppi_table): char to short.
 366         (init_dsp): Compute size of sh_dsp_table.
 367         (sim_resume): Change jump_table from char to short.
 368
 369 2004-01-27  Michael Snyder  <msnyder@redhat.com>
 370
 371         * gencode.c: (op tab): Some refs and defs fixes.
 372         "fsrra" -> "fsrra <FREG_N>".
 373         "sleep": replace array ref with array addr.
 374         "trapa": ditto.
 375         Comment and whitespace clean-ups.
 376
 377 2004-01-07  Michael Snyder  <msnyder@redhat.com>
 378
 379         * gencode.c: Whitespace cleanup.
 380         * interp.c: Ditto.
 381
 382         * gencode.c: Replace 'Hitachi' with 'Renesas'.
 383         (op tab): Add new instructions for sh4a, DBR, SBR.
 384         (expand_opcode): Add handling for new movxy combinations.
 385         (gensym_caselist): Ditto.
 386         (expand_ppi_movxy): Remove movx/movy expansions,
 387         now handled in expand_opcode.
 388         (gensym): Add some helpful macros.
 389         (expand_ppi_code): Flatten loop for simplicity, tweak for 12-bit
 390         instead of 8-bit table (some insns are ambiguous to 8 bits).
 391         (ppi_gensim, main): Generate 12-bit instead of 8-bit ppi table.
 392
 393         * interp.c: Replace 'Hitachi' with 'Renesas'.
 394         (union saved_state_type): Add dbr, sgr, ldst.
 395         (get_loop_bounds_ext): New function.
 396         (init_dsp): Add bfd_mach_sh4al_dsp.
 397         (sim_resume): Handle extended loop bounds.
 398
 399 2003-12-18  Michael Snyder  <msnyder@redhat.com>
 400
 401         * gencode.c (expand_opcode): Simplify and reorganize.
 402         Eliminate "shift" parameter.  Eliminate "4 bits at a time"
 403         assumption.  Flatten switch statement to a single level.
 404         Add "eeee" token for even-numbered registers.
 405         (bton): Delete.
 406         (fsca): Use "eeee" token.
 407         (ppi_moves): Rename to "expand_ppi_movxy".  Do the ddt
 408         [movx/movy] expansion here, as well as the ppi expansion.
 409         (gensim_caselist): Accept 'eeee' along with 'nnnn'.
 410
 411 2003-11-03  J"orn Rennecke <joern.rennecke@superh.com>
 412
 413         * interp.c (fsca_s, fsrra_s): New functions.
 414         * gencode.c (tab): Add entries for fsca and fsrra.
 415         (expand_opcode): Allow variable length n / m fields.
 416
 417 2003-10-15  J"orn Rennecke <joern.rennecke@superh.com>
 418
 419         * syscall.h (SYS_truncate, SYS_ftruncate): Define.
 420         * interp.c (trap): Add support for SYS_ftruncate and SYS_truncate.
 421
 422 2003-08-11  Shrinivas Atre  <shrinivasa@KPITCummins.com>
 423         * sim/sh/gencode.c ( tab[] ): Addition of MAC.L handler and
 424         correction for MAC.W handler
 425         * sim/sh/interp.c ( macl ): New Function. Implementation of
 426         MAC.L handler.
 427
 428 2003-08-07  Michael Snyder  <msnyder@redhat.com>
 429
 430         * gencode.c (expand_ppi_code): Comment spelling fix.
 431
 432 2003-07-25  Michael Snyder  <msnyder@redhat.com>
 433
 434         * gencode.c (pshl): Change < to <= (shift by 16 is allowed).
 435         Cast argument of >> to unsigned to prevent sign extension.
 436         (psha): Change < to <= (shift by 32 is allowed).
 437
 438 2003-07-24  Michael Snyder  <msnyder@redhat.com>
 439
 440         * gencode.c: Fix typo in comment.
 441
 442 2003-07-23  Michael Snyder  <msnyder@redhat.com>
 443
 444         * gencode.c: A few more fix-ups of refs and defs.
 445         (frchg): Raise SIGILL if in double-precision mode.
 446         (ldtlb): We don't simulate cache, so this is a no-op.
 447         (movsxy_tab): Correct a few bit pattern errors.
 448
 449 2003-07-09  Michael Snyder  <msnyder@redhat.com>
 450
 451         * gencode.c (prnd): Clear LSW of result to zeros.
 452         * gencode.c (pmuls): Expression is mis-parenthesized.
 453         * gencode.c (ppi_gensim): For a conditional ppi insn, if the
 454         condition is false, we want to return (not break).  A break
 455         will take us to the end of the function where registers will
 456         be updated, whereas the desired outcome is for nothing to change.
 457
 458 2003-07-03  Michael Snyder  <msnyder@redhat.com>
 459
 460         * gencode.c (movs): Fix a couple of text transpositions.
 461
 462 2003-06-27  Michael Snyder  <msnyder@redhat.com>
 463
 464         * gencode.c (op tab): Some fix-ups of refs and defs.
 465         (ocbi, ocbp): Cache not simulated, but may cause memory fault.
 466         (gensym_caselist): Add default case to switch statement.
 467         (expand_ppi_code): Add default case to switch statement.
 468         * gencode.c (op tab): Implement movca.l.
 469         * gencode.c (op movsxy_tab): Fix an error in the bit pattern.
 470         * gencode.c (gensim_caselist): The movy instructions use
 471         registers R6 and R7 (not R4 and R5 like the movx insns).
 472
 473 2003-06-27  Michael Snyder  <msnyder@redhat.com>
 474
 475         * gencode.c (op movsxy_tab): Fix up some copy/paste errors
 476         in name: s/REG_x/REG_y/.
 477
 478         * gencode.c (op tab): Move misplaced semicolon.
 479
 480 2003-02-27  Andrew Cagney  <cagney@redhat.com>
 481
 482         * interp.c (init_dsp, sim_open, sim_create_inferior): Rename _bfd
 483         to bfd.
 484
 485 Fri Oct 11 16:22:28 2002  J"orn Rennecke <joern.rennecke@superh.com>
 486
 487         * interp.c (trap): Return int.  Take extra parameter for address
 488         of the trap instruction.  Changed all callers.
 489         Add case 33 for profiling.
 490         * gencode.c (trapa): Handle trap 33 using the trap function.
 491         Add read of vector for generic traps.
 492
 493 Wed Jul 17 19:36:38 2002  J"orn Rennecke <joern.rennecke@superh.com>
 494
 495         * Makefile.in (interp.o): Depend on $(srcroot)/include/gdb/sim-sh.h.
 496         * interp.c: Include "gdb/sim-sh.h".
 497         (sim_store_register, sim_fetch_register): Use constants defined there.
 498
 499 Tue Jun 18 16:53:11 2002  J"orn Rennecke <joern.rennecke@superh.com>
 500
 501         * interp.c (sim_resume): Fix setting of bus error for
 502         instruction fetch.
 503
 504 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
 505
 506         * configure: Regenerated to track ../common/aclocal.m4 changes.
 507
 508 2002-06-08  Andrew Cagney  <cagney@redhat.com>
 509
 510         * interp.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
 511
 512 2001-01-30  Ben Elliston  <bje@redhat.com>
 513
 514         * interp.c (sim_create_inferior): Record program arguments for
 515         later inspection by the trap handler.
 516         (count_argc): New function.
 517         (prog_argv): Declare static.
 518         (sim_write): Declare.
 519         (trap): Implement argc, argnlen and argn system calls. Do not
 520         abort on unknown system calls--simply return -1.
 521         * syscall.h (SYS_argc, SYS_argnlen, SYS_argn): Define.
 522
 523 2001-01-24  Alexandre Oliva  <aoliva@redhat.com>
 524
 525         * interp.c (trap): Implement time.
 526
 527 2000-10-24  Ben Elliston  <bje@redhat.com>
 528
 529         * gencode.c (tab): Delimit strings with commas where applicable.
 530
 531 Tue May 23 21:39:23 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 532
 533         * configure: Regenerated to track ../common/aclocal.m4 changes.
 534
 535 Mon May 15 22:04:51 2000  J"orn Rennecke <amylaar@cygnus.co.uk>
 536
 537 sh-dsp support, simulator speedup by using host byte order:
 538
 539         * Makefile.in (interp.o): Depends on ppi.c .
 540         (ppi.c): New rule.
 541         * gencode.c (printonmatch, think, genopc): Deleted.
 542         (MAX_NR_STUFF): Now 42.
 543         (tab): Add SH-DSP CPU instructions.
 544         Amalgamate ldc / stc / lds / sts instructions with similar
 545         bit patterns.  Fix opcodes of stc Rm_BANK,@-<REG_N>.
 546         Fix semantics of lds.l @<REG_N>+,MACH (no sign extend).
 547         (movsxy_tab): New array.
 548         For movs, change MMMM field to GGGG, and mmmm field to MMMM.
 549         Added entries for movx, movy and parallel processing insns.
 550         (ppi_tab): New array.
 551         (qfunc): Stabilize sort.
 552         (expand_opcode): Handle [01][01]NN, [01][01]xx and [01][01]yy.
 553         Handle 'M', 'G' 's' 'X', 'a', 'Y' and 'A'.
 554         (dumptable): Now takes three arguments.  Changed all callers.
 555         Emit just one contigous jump table.
 556         (filltable): Now takes an argument.  Changed all callers.
 557         Make index static.
 558         (ppi_moves, expand_ppi_code, ppi_filltable, ppi_gensim): New functions.
 559         (gensim_caselist): New function, broken out of gensim.
 560         Handle opcode fields 'x', 'y', 's', 'M', 'G', 'X', 'a', and 'Y'.
 561         Handle ref '9'.
 562         (gensim): Handle 'N' in code field and '8' in refs field.
 563         Call gensim_caselist - twice.
 564         (ppi_index): New static variable.
 565         (main): Unsupport default action.
 566         Add dsp support for -x / -s option.  Add -p option.
 567         * interp.c (sh_jump_table, sh_dsp_table, ppi_table): Declare.
 568         (saved_state_type): Rearrange to allow amalgamated ldc / stc /
 569         lds / sts to work efficiently.
 570         (target_dsp): New static variable.
 571         (GBR, VBR, SSR, SPC, MACH, MACL): Reflect saved_state_type change.
 572         (FPUL, Rn_BANK, SET_Rn_BANK, M, Q, S, T, SR_BL, SR_RB): Likewise.
 573         (SR_MD, SR_RC, SET_SR_BIT, GET_SR, SET_RC, GET_FPSCR): Likewise.
 574         (RS, RE, MOD, MOD_ME, DSP_R): Likewise.
 575         (set_fpscr1): Likewise.  Use target_dsp to check for dsp.
 576         (MOD_MSi, SIG_BUS_FETCH): Deleted.
 577         (CREG, SREG, PR, SR_MASK_DMY, SR_MASK_DMX, SR_DMY): New macros.
 578         (SR_DMX, DSR, MOD_DELTA, GET_DSP_GRD): Likewise.
 579         (SET_MOD): Reflect saved_state_type change.  Set MOD_DELTA instead
 580         of MOD_MS, and encode SR_DMY / SR_DMX into high word of MOD_ME.
 581         (set_sr): Reflect saved_state_type change.  Fix SR_RB handling.
 582         Use SET_MOD.
 583         (MA, L, TL, TB): Now controlled by ACE_FAST.
 584         (SEXT32): Just cast to int.
 585         (SIGN32): Fixed to only shift by 31.
 586         (CHECK_INSN_PTR): SIGBUS at insn fetch now represented by insn_end 0.
 587         (ppi_insn): Declare.
 588         (ppi.c): Include.
 589         (init_dsp): Set target_dsp.  When it changes, switch end of
 590         sh_jump_table with sh_dsp_table.
 591         (sim_resume) Don't declare sh_jump_table0.  Use sh_jump_table instead.
 592         Don't Declare PR if it's #defined.
 593         Fix single-stepping (Was broken in Mar  6 16:59:10 patch).
 594         (sim_store_register, sim_read_register): Translate accesses to
 595         reflect saved_state_type change.
 596
 597         * interp.c (set_sr): Set sr.
 598         (SET_RC, MOD, MOD_MS, MOD_ME, SET_MOD, MOD_MS, MOD_ME): New macros.
 599         (set_fpscr1): Don't bank-switch fpu registers when simulating sh-dsp.
 600         (DSP_R): Fix definition.
 601         (sim_resume): Remove outdated SET_SR use.
 602
 603         * interp.c (saved_state): New members for struct member asregs:
 604         rs, re, insn_end, xram_start, yram_start.
 605         (struct loop_bounds): New struct.
 606         (SKIP_INSN): New macro.
 607         (get_loop_bounds): New function.
 608         (endianw): Renamed to global_endianw.
 609         (maskw): negated bits.
 610         (PC): Now insn_ptr.
 611         (SR_MASK_RC, SR_RC_INCREMENT, SR_RC, RAISE_EXCEPTION): New macros.
 612         (RS, RE, DSP_R, DSP_GRD, A1, A0, X0, X1, Y0, Y1, M0, A1G): Likewise.
 613         (M1, A0G, RIAT, PT2H, PH2T, SET_NIP, CHECK_INSN_PTR): Likewise.
 614         (SIG_BUS_FETCH): Likewise
 615         (raise_exception, riat_fast): New functions.
 616         (raise_buserror, sim_stop): Use raise_exception.
 617         (PROCESS_SPECIAL_ADDRESS): Use xram_start / yram_start.
 618         (BUSERROR, WRITE_BUSERROR, READ_BUSERROR):
 619         Reverse sense of mask argument.
 620         (FP_OP, set_dr): Use RAISE_EXCEPTION.
 621         (wlat_fast, wwat_fast, wbat_fast, rlat_fast, rwat_fast, rbat_fast):
 622         Declare.  Remove redundant masking.
 623         (wwat_fast, rwat_fast): Add argument endianw.  Changed callers.
 624         (MA): Updated for change pc -> PC.
 625         (Delay_Slot): Use RIAT.
 626         (empty): Deleted.
 627         (trap): Remove argument little_endian.  Add argument endianw.
 628         Changed all callers.  Use raise_exception.
 629         (macw): Add argument endainw.  Changed all callers.
 630         (init_dsp): New function, extended after broken out of init_pointers.
 631         (sim_resume): Replace pc with insn_ptr.  Replace little_endian with
 632         endianw.  Replace nia with nip.  Reverse sense of maskb / maskw /
 633         maskl.  Implement logic for zero-overhead loops.  Don't try to
 634         interpret garbage when getting a SIGBUS at insn fetch.
 635         (sim_open): Call init_dsp.
 636         * gencode.c (tab): Use SET_NIP instead of nia = .  Use PH2T / PT2H /
 637         RAISE_EXCEPTION where appropriate.
 638         Add extra cycles for brai, braf , bsr, bsrf, jmp, jsr.
 639
 640         * interp.c (sim_store_register, sim_fetch_register):
 641         Do proper endianness switch.
 642
 643         * interp.c (saved_state_type): New members for struct member asregs:
 644         xymem_select, xmem, ymem, xmem_offset, ymem_offset.
 645         (special_address): Delete.
 646         (BUSERROR): Now a two-argument predicate.
 647         (PROCESS_SPECIAL_ADDRESS, WRITE_BUSERROR, READ_BUSERROR): New macros.
 648         (wlat_little, wwat_little, wbat_any, wlat_big, wwat_big): Delete.
 649         (process_wlat_addr, process_wwat_addr): New functions.
 650         (process_wbat_addr, process_rlat_addr, process_rwat_addr): Likewise.
 651         (process_rbat_addr): Likewise.
 652         (wlat_fast, wwat_fast, wbat_fast): Use WRITE_BUSERROR.
 653         (rlat_little, rwat_little, rbat_any, rlat_big, rwat_big): Delete.
 654         (rlat_fast, rwat_fast, rbat_fast): Use READ_BUSERROR.
 655         (RWAT, RLAT, RBAT, WWAT, WLAT, WBAT): Delete SLOW versions.
 656         (do_rdat, trap): Delete SLOW code.
 657         (SEXT32, SIGN32): New macros.
 658         (swap, swap16): Now integer in - integer out.  Changed all callers.
 659         (strswaplen, strnswap): Delete SLOW versions.
 660         (init_pointers): Initialize dsp memory selection (preliminary).
 661         (sim_store_register, sim_fetch_register): Use swap instead of
 662         big / little endian read / write functions.
 663
 664         * interp.c (maskl): Deleted.
 665         (endianw, endianb): New variables.
 666         (special_address): Now inline.
 667         (bp_holder): Put raising of buserror there, rename to:
 668         (raise_buserror).
 669         (BUSERROR): Now yields a value.  Changed all users.
 670         (wbat_big): Delete.
 671         (wlat_fast, wwat_fast, wbat_fast): New functions.
 672         (rlat_fast, rwat_fast, rbat_fast): Likewise.
 673         (RWAT, RLAT, RBAT, WWAT, WLAT, WBAT): Use new functions.
 674         (do_rdat, do_wdat): Likewise.  Take maskl argument instead of
 675         little_endian one.  Changed caller macros.
 676         (swap, swap16): Use w[rw]lat_big / w[rw]lat_little directly.
 677         (strswaplen, strnswap): New functions.
 678         (trap): Use them to fix up endian mismatches;
 679         disable SYS_execve and SYS_execv; fix double address translation for
 680         SYS_pipe and SYS_stat.
 681         (sym_write, sym_read): Add endianness translation.
 682         (sym_store_register, sym_fetch_register): Add maskl local variable.
 683         (sim_open): Set endianw and endianb.
 684
 685 Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 686
 687         * configure: Regenerated to track ../common/aclocal.m4 changes.
 688
 689 Wed Aug 25 07:55:23 1999  Brendan Kehoe  <brendan@cygnus.com>
 690
 691         * gencode.c (fcnvds <DR_N>,FPUL): Rewrite to use a local anonymous
 692         union type, instead of casting to an int* then a float*.
 693         (fcnvsd FPUL,<DR_N>): Likewise.
 694         (flds <FREG_N>,FPUL): Likewise.
 695         (fsts FPUL,<FREG_N>): Likewise.
 696
 697 1999-05-08  Felix Lee  <flee@cygnus.com>
 698
 699         * configure: Regenerated to track ../common/aclocal.m4 changes.
 700
 701 1999-04-02  Keith Seitz  <keiths@cygnus.com>
 702
 703         * interp.c (POLL_QUIT_INTERVAL): Define. Used to tweak the
 704         frequency at which the poll_quit callback is called.
 705         (sim_resume): Use POLL_QUIT_INTERVAL instead of a
 706         hard-coded value.
 707
 708 Thu Sep 10 02:16:39 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 709
 710         * interp.c (saved_state.asregs): Add new member pad_dummy.
 711         (sim_store_register, sim_fetch_regsiter): Add 1 to rn for use
 712         as index into saved_state.asints.
 713
 714 Mon Jun 29 19:35:24 1998  Jason Molenda  (crash@bugshack.cygnus.com)
 715
 716         * interp.c (sim_open): set endianness based on the ABFD if a -E
 717         option is not present and we have an ABFD.
 718
 719 Tue Apr 28 18:33:31 1998  Geoffrey Noer  <noer@cygnus.com>
 720
 721         * configure: Regenerated to track ../common/aclocal.m4 changes.
 722
 723 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 724
 725         * configure: Regenerated to track ../common/aclocal.m4 changes.
 726         * config.in: Ditto.
 727
 728 Sun Apr 26 15:19:48 1998  Tom Tromey  <tromey@cygnus.com>
 729
 730         * acconfig.h: New file.
 731         * configure.in: Reverted change of Apr 24; use sinclude again.
 732
 733 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 734
 735         * configure: Regenerated to track ../common/aclocal.m4 changes.
 736         * config.in: Ditto.
 737
 738 Fri Apr 24 11:18:35 1998  Tom Tromey  <tromey@cygnus.com>
 739
 740         * configure.in: Don't call sinclude.
 741
 742 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 743
 744         * configure: Regenerated to track ../common/aclocal.m4 changes.
 745
 746 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 747
 748         * configure: Regenerated to track ../common/aclocal.m4 changes.
 749
 750 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 751
 752         * configure: Regenerated to track ../common/aclocal.m4 changes.
 753
 754 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 755
 756         * configure: Regenerated to track ../common/aclocal.m4 changes.
 757
 758 Tue Feb 17 12:49:44 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 759
 760         * interp.c (sim_fetch_register, sim_store_register): Pass in
 761         length parameter.  Return -1.
 762
 763 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 764
 765         * configure: Regenerated to track ../common/aclocal.m4 changes.
 766
 767 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 768
 769         * configure: Regenerated to track ../common/aclocal.m4 changes.
 770
 771 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
 772
 773         * configure: Regenerated to track ../common/aclocal.m4 changes.
 774
 775 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 776
 777         * configure: Regenerated to track ../common/aclocal.m4 changes.
 778         * config.in: Ditto.
 779
 780 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
 781
 782         * configure: Regenerated to track ../common/aclocal.m4 changes.
 783
 784 Wed Oct 22 14:43:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 785
 786         * interp.c (sim_load): Pass lma_p and sim_write args to
 787         sim_load_file.
 788
 789 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 790
 791         * configure: Regenerated to track ../common/aclocal.m4 changes.
 792
 793 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 794
 795         * configure: Regenerated to track ../common/aclocal.m4 changes.
 796
 797 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 798
 799         * configure: Regenerated to track ../common/aclocal.m4 changes.
 800
 801 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 802
 803         * configure: Regenerated to track ../common/aclocal.m4 changes.
 804
 805 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 806
 807         * configure: Regenerated to track ../common/aclocal.m4 changes.
 808
 809 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 810
 811         * configure: Regenerated to track ../common/aclocal.m4 changes.
 812
 813 Tue Sep  9 20:52:21 1997  Felix Lee  <flee@cygnus.com>
 814
 815         * interp.c (sim_resume): poll_quit() at least once per call;
 816         otherwise gdb can loop sim_resume() uninterruptably.
 817
 818 Thu Sep  4 17:21:23 1997  Doug Evans  <dje@seba>
 819
 820         * configure: Regenerated to track ../common/aclocal.m4 changes.
 821
 822 Tue Sep  2 13:15:27 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 823
 824         * gencode.c (tab): Order instructions according to SH3 document.
 825
 826 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 827
 828         * configure: Regenerated to track ../common/aclocal.m4 changes.
 829         * config.in: Ditto.
 830
 831 Tue Aug 26 10:41:55 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 832
 833         * interp.c (sim_kill): Delete.
 834         (sim_create_inferior): Add ABFD argument.
 835         (sim_load): Move setting of PC from here.
 836         (sim_create_inferior): To here.
 837
 838 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 839
 840         * configure: Regenerated to track ../common/aclocal.m4 changes.
 841         * config.in: Ditto.
 842
 843 Mon Aug 25 16:17:51 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 844
 845         * interp.c (sim_open): Add ABFD argument.
 846
 847 Mon Jun 23 15:49:14 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 848
 849         * interp.c (get_dr): Avoid SIGFPE by moving integers instead of
 850         FP's around.
 851         (set_dr): Ditto.
 852
 853 Mon Jun 23 15:02:40 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 854
 855         * interp.c (XD, SET_XD): Delete.
 856         (XF, SET_XF, XD_TO_XF): Define, move around registers in either
 857         FP bank.
 858
 859         * gencode.c (fmov): Update.
 860
 861 Sun Jun 22 19:33:33 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 862
 863         * interp.c (set_fpscr1): From J"orn Rennecke
 864         <amylaar@cygnus.co.uk>, Fix typo. Ditto for comment.
 865
 866 Tue Aug 12 00:19:11 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 867
 868         * interp.c (special_address): New function.
 869         (BUSERROR): Call it.  Added parameters bits_written and data.
 870         Changed all callers.
 871         * gencode.c (tab): Fixed ocbwb and pref.
 872
 873 Fri Jun 20 22:03:18 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 874
 875         * interp.c (do_wdat, do_wdat): Fix bug in register number calculation.
 876
 877 Thu Jun 19 00:28:08 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 878
 879         * interp.c (sim_create_inferior): Clear registers each time an
 880         inferior is started.
 881
 882 Mon Jun 16 14:01:55 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 883
 884         * interp.c (*FP, FP_OP, FP_CMP, FP_UNARY): Provide a hook for
 885         when a host doesn't support IEEE FP.
 886         (*DP): Provide alternative definition that supports 64bit floating
 887         point.
 888         (target_little_endian): Combine little_endian and little_endian_p.
 889         (saved_state_type): Make fpscr and sr simple integers.
 890         (SET_FPSCR, GET_FPSCR): Use macros to update fpscr register.
 891         (set_fpscr1): New function.  Handle swapping when PR / FR bits
 892         changed. Call via *_FPSCR macro.
 893         (SET_SR*, GET_SR*): Use macro's to access the SR bits - avoids
 894         endian problems.
 895
 896         * gencode.c (tab): Update.
 897
 898 Sun Jun 15 15:22:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 899
 900         * gencode.c (main): Perform basic checks on tab entries.
 901
 902         * Makefile.in (gencode): Always compile with -g.
 903
 904 Sat Jun 14 13:45:09 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 905
 906         * gencode.c (gensim): Move ref checking code to before `stuff'.
 907         For branches with delay slots refs were not being checked.
 908
 909         * interp.c (sim_resume): Use nia to specify the next instruction
 910         address instead of overloading pc.
 911         (C): Delete definiton - refer to cycles directly.
 912         (SEXT12): New macro - sign extend a 12 bit quantity.
 913         (Delay_Slot): Rename from SL.
 914
 915         * gencode.c (tab): Update/simplify.
 916
 917         * gencode.c (gensim): Better formatting of output code.
 918         (gensim): Replace 10 with constant MAX_NR_STUFF- define as 15.
 919         (tab): Sort alphabetically.  Break `stuff' into multiple lines.
 920
 921 Fri Jun 13 22:10:13 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 922
 923         * gencode.c (braf, bsrf): Fix branch destination calculation to
 924         be in accordance with the documentation.
 925
 926 Fri Jun 13 15:33:53 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 927
 928         * interp.c (init_pointers): Fix little endian test.
 929
 930 Thu Jun  5 12:56:08 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 931
 932         * interp.c (init_pointers): SH4 hardware is always WORDS_BIT_ENDIAN.
 933         * gencode (fmov from/to memory): take endian_mismatch into account
 934         for 32 bit moves too.
 935
 936 Wed May 28 23:42:35 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 937
 938         * gencode.c (swap.b): Fix treatment of high word.
 939
 940 Wed May 28 23:42:35 1997  J"orn Rennecke <amylaar@cygnus.co.uk>
 941
 942         * sh/gencode.c,
 943         * interp.c: experimental SH4 support.
 944         DFmode moves are probaly broken for target little endian.
 945
 946 Tue May 20 10:23:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 947
 948         * interp.c (sim_open): Add callback argument.
 949         (sim_set_callbacks): Delete SIM_DESC argument.
 950
 951 Wed Apr 30 11:38:08 1997  Doug Evans  <dje@canuck.cygnus.com>
 952
 953         * Makefile.in (SIM_EXTRA_CLEAN): Define.
 954         (clean targets): Delete.
 955         (sh-clean): New target.
 956
 957 Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
 958
 959         * configure: Regenerated to track ../common/aclocal.m4 changes.
 960
 961 Wed Apr 23 17:55:22 1997  Doug Evans  <dje@canuck.cygnus.com>
 962
 963         * tconfig.in: New file.
 964         * interp.c (sim_open): Handle missing arg to -E.
 965
 966 Tue Apr 22 08:55:35 1997  Stu Grossman  (grossman@critters.cygnus.com)
 967
 968         * Makefile.in:  Add clean targets.
 969
 970 Fri Apr 18 18:57:04 1997  Stu Grossman  (grossman@critters.cygnus.com)
 971
 972         * interp.c:  Include float.h and define SIGTRAP if _WIN32.
 973         WIN32 -> _WIN32.
 974         * (trap):  Do do SYS_chown for _WIN32.
 975
 976 Fri Apr 18 13:33:09 1997  Doug Evans  <dje@canuck.cygnus.com>
 977
 978         * interp.c (sim_resume): Fix argument to poll_quit.
 979
 980 Fri Apr 18 14:14:49 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 981
 982         * interp.c (sim_stop): New function.
 983         (sim_resume): Use poll_quit for polling.
 984
 985 Thu Apr 17 03:32:04 1997  Doug Evans  <dje@canuck.cygnus.com>
 986
 987         * Makefile.in (SIM_OBJS): Add sim-load.o.
 988         * interp.c (target_byte_order): Delete.
 989         (sim_kind, myname, little_endian_p): New static locals.
 990         (init_pointers): Use little_endian_p instead of target_byte_order.
 991         (sim_resume): Likewise.
 992         (sim_open): Set sim_kind, myname.  Set little_endian_p from -E arg.
 993         (sim_load): Return SIM_RC.  New arg abfd.  Call sim_load_file to
 994         load file into simulator.  Set start address from bfd.
 995         (sim_create_inferior): Return SIM_RC.  Delete arg start_address.
 996
 997 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 998
 999         * configure: Regenerated to track ../common/aclocal.m4 changes.
1000         * config.in: Ditto.
1001
1002 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
1003
1004         * interp.c (sim_open): New arg `kind'.
1005
1006         * configure: Regenerated to track ../common/aclocal.m4 changes.
1007
1008 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1009
1010         * configure: Regenerated to track ../common/aclocal.m4 changes.
1011
1012 Wed Mar 19 09:34:36 1997  Fred Fish  <fnf@cygnus.com>
1013
1014         * interp.c (sim_do_command): Check for NULL command or empty
1015         string and handle it the same as a "help" command.  Use callback
1016         to print error message for unrecognized commands.  Replace
1017         hardcoded tab in literal string with a \t.  Other minor code
1018         cleanup.
1019
1020 Wed Mar 19 01:14:00 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1021
1022         * configure: Regenerated to track ../common/aclocal.m4 changes.
1023
1024 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1025
1026         * configure: Re-generate.
1027
1028 Fri Mar 14 10:34:11 1997  Michael Meissner  <meissner@cygnus.com>
1029
1030         * configure: Regenerate to track ../common/aclocal.m4 changes.
1031
1032 Thu Mar 13 13:00:00 1997  Doug Evans  <dje@canuck.cygnus.com>
1033
1034         * interp.c (sim_open): New SIM_DESC result.  Argument is now
1035         in argv form.
1036         (other sim_*): New SIM_DESC argument.
1037
1038 Tue Feb  4 13:33:30 1997  Doug Evans  <dje@canuck.cygnus.com>
1039
1040         * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
1041         COMMON_{PRE,POST}_CONFIG_FRAG instead.
1042         * configure.in: sinclude ../common/aclocal.m4.
1043         * configure: Regenerated.
1044
1045 Thu Jan 23 11:46:23 1997  Stu Grossman  (grossman@critters.cygnus.com)
1046
1047         * configure configure.in Makefile.in:  Update to new configure
1048         scheme which is more compatible with WinGDB builds.
1049         * configure.in:  Improve comment on how to run autoconf.
1050         * configure:  Re-run autoconf to get new ../common/aclocal.m4.
1051         * Makefile.in:  Use autoconf substitution to install common
1052         makefile fragment.
1053
1054 Wed Nov 20 02:04:32 1996  Doug Evans  <dje@canuck.cygnus.com>
1055
1056         * Makefile.in: Delete stuff moved to ../common/Make-common.in.
1057         (SIM_OBJS,SIM_EXTRA_LIBS): Define.
1058         * configure.in: Simplify using macros in ../common/aclocal.m4.
1059         Call AC_CHECK_HEADERS(unistd.h).
1060         * configure: Regenerated.
1061         * config.in: New file.
1062         * interp.c: #include "config.h".  #include <unistd.h> if present.
1063         (trap): Fetch errno value with callback->get_errno.
1064
1065 Tue Nov 12 13:34:00 1996  Dawn Perchik  <dawn@cygnus.com>
1066
1067         * interp.c: Don't include windows polling code if inside simluator.
1068
1069 Fri Sep 20 14:57:50 1996  Stan Shebs  <shebs@andros.cygnus.com>
1070
1071         * interp.c: Minor formatting improvements.
1072         (saved_state_type): Add bank registers.
1073         (bp_holder): New function, use to break on when debugging BUSERROR.
1074         (BUSERROR): Call it if bus error occurs.
1075
1076 Wed Jun 26 12:29:22 1996  Jason Molenda  (crash@godzilla.cygnus.co.jp)
1077
1078         * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
1079         INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
1080         (docdir): Removed.
1081         * configure.in (AC_PREREQ): autoconf 2.5 or higher.
1082         (AC_PROG_INSTALL): Added.
1083         * configure: Rebuilt.
1084
1085 Thu May 16 15:44:29 1996  Ian Lance Taylor  <ian@cygnus.com>
1086
1087         * interp.c (saved_state_type): Add memstalls field.
1088         (MA) Define macro.
1089         (sim_resume): New local variable memstalls.  Add it back in to
1090         saved_state at the end of the function.
1091         (sim_info): Report memstalls.
1092         * gencode.c (tab): Add MA() to the execution string of all
1093         instructions which access memory.
1094
1095 Wed Feb 21 12:16:41 1996  Ian Lance Taylor  <ian@cygnus.com>
1096
1097         * configure: Regenerate with autoconf 2.7.
1098
1099 Tue Dec  5 16:38:55 1995  Stu Grossman  (grossman@cygnus.com)
1100
1101         * gencode.c (mac.l):  Don't abort GDB if executing mac.l
1102         instruction (which is unimplemented).  Generate a SIGTRAP (in the
1103         simulated target) instead.
1104
1105 Mon Dec  4 12:22:24 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
1106
1107         * gencode.c (tab): Added several sh3 opcodes.
1108         (think): Added printonmatch for A_SSR and A_SPC.
1109         * interp.c (SSR, SPC): Added definitions.
1110         (saved_state_type): Added ssr and spc registers.
1111
1112 Wed Nov 29 12:39:27 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
1113
1114         * gencode.c (tab): In shad/shld definitions, negate R[m] before
1115         the and operation instead of after.  For shad delete cast.  For shld
1116         use UR instead of R and delete cast.
1117
1118 Fri Nov 17 12:48:55 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
1119
1120         * gencode.c (tab): Add explicit NaN support for ftrc instruction.
1121
1122 Wed Nov 15 11:25:27 1995  Stu Grossman  (grossman@cygnus.com)
1123
1124         * interp.c:  Make target_byte_order be extern to prevent SGI cc from
1125         issuing warnings about the use of common symbols.
1126
1127 Tue Nov 14 15:19:43 1995  Stu Grossman  (grossman@cygnus.com)
1128
1129         * gencode.c:  jsr, bsr and bsrf actually save pc+4 in pr, and rts
1130         actually uses pr+0.
1131
1132 Sat Oct 21 13:01:18 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
1133
1134         * sh/interp.c (sim_stop_reason): Catch SIGQUIT and indicate
1135         program exited.
1136         (sim_get_quit_code): Delete.
1137
1138         * gencode.c (gensim): Indicate SIGILL instead of calling abort for
1139         default case.
1140
1141 Mon Oct 16 18:24:03 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
1142
1143         * interp.c (saved_state_type): Move FP registers to immediately
1144         after SR.
1145
1146 Tue Oct 10 11:12:15 1995  Fred Fish  <fnf@cygnus.com>
1147
1148         * Makefile.in (BISON): Remove macro.
1149
1150 Fri Oct  6 12:08:18 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
1151
1152         * interp.c (trap, case SYS_utime): Cast second arg of utime to
1153         void * to avoid compiler error.
1154
1155         * interp.c (callback): Remove last change.  It is initialized by
1156         a sim_set_callbacks call.
1157
1158 Thu Oct  5 14:13:29 1995  steve chamberlain  <sac@slash.cygnus.com>
1159
1160         * interp.c (callback): Initialize to default callback.
1161
1162 Thu Sep 28 15:26:59 1995  steve chamberlain  <sac@slash.cygnus.com>
1163
1164         * run.c: Moved to ../common.
1165         * interp.c (trap): Use gdb's callback interface.
1166         * Makefile.in: Updated.
1167
1168 Wed Sep 20 13:35:13 1995  Ian Lance Taylor  <ian@cygnus.com>
1169
1170         * Makefile.in (maintainer-clean): New synonym for realclean.
1171
1172 Wed Sep 20 09:51:50 1995  steve chamberlain  <sac@slash.cygnus.com>
1173
1174         * run.c (sim_callback_write_stdout):  New.
1175         * interp.c (trap): Call sim_callback_write_stdout when needed.
1176
1177 Mon Sep 18 18:42:27 1995  steve chamberlain  <sac@slash.cygnus.com>
1178
1179         * interp.c (trap): Remove useless code.
1180
1181 Fri Sep 15 19:30:05 1995  steve chamberlain  <sac@slash.cygnus.com>
1182
1183         * syscall.h: Copy from newlib.
1184
1185 Thu Sep 14 19:32:59 1995  Stu Grossman  (grossman@cygnus.com)
1186
1187         * gencode.c:  Back up PC by 2 for breakpoints.
1188         * interp.c:  Move fp regs beyond pc/pr/etc to avoid confusing GDB,
1189         which expect pc to immediately follow regs[].
1190
1191 Fri Sep  8 14:18:13 1995  Ian Lance Taylor  <ian@cygnus.com>
1192
1193         * configure.in: Define CC_FOR_BUILD.  Don't call AC_PROG_INSTALL.
1194         * configure: Rebuild.
1195         * Makefile.in (INSTALL): Revert to using install.sh.
1196         (INSTALL_PROGRAM, INSTALL_DATA): Set to $(INSTALL).
1197         (INSTALL_XFORM, INSTALL_XFORM1): Restore.
1198         (CC_FOR_BUILD): Restore.
1199         (gencode): Build using $(CC_FOR_BUILD).
1200         (install): Don't install in $(tooldir).
1201
1202 Thu Sep  7 15:02:31 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
1203
1204         (Try to) Update to new bfd autoconf scheme.
1205         * run.c: Don't include sysdep.h.
1206         * Makefile.in (INSTALL{,_PROGRAM,_DATA}): Use autoconf computed value.
1207         (CC, CFLAGS, AR, RANLIB): Likewise.
1208         (HDEFINES, TDEFINES): Define.
1209         (CC_FOR_BUILD): Delete.
1210         (host_makefile_frag): Delete.
1211         (Makefile): Don't depend on frags.
1212         * configure.in (sysdep.h): Don't create symlink.
1213         (host_makefile_frag, frags): Deleted.
1214         (CC, CFLAGS, AR, RANLIB, INSTALL): Compute values.
1215         * configure: Regenerated.
1216
1217 Thu Aug 31 12:39:07 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
1218
1219         * interp.c: Include <math.h>.
1220
1221 Wed Aug 30 22:05:17 1995  Jeff Law  (law@snake.cs.utah.edu)
1222
1223         * Makefile.in (run): Link in math library too.
1224         * gencode.c (gensim): abort if an unknown opcode is encountered.
1225         * interp.c (FPSCR, FPUL): Define.
1226         (struct save_state): Add fields for floating point registers,
1227         FPSCR and FPUL.
1228         (sim_resume): Add 'F' for accessing floating point registers
1229         in the save state structure.
1230         * gencode.c: Add sh3e opcodes.
1231         (gensym): Define a buffer for int<->fp conversions.
1232
1233 Tue Aug 22 14:16:46 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
1234
1235         * interp.c (trap): Use trap vector 34 for host system interface.
1236         * gencode.c: Add 34 to conditional which determines which traps
1237         will be handled by simulator.
1238
1239 Fri Aug 11 17:59:15 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
1240
1241         * run.c: Include <signal.h>.  Define SIGQUIT if not defined.
1242         (main): New variables reason and sigrc.  After simulator exits,
1243         check to see if it exited because of a signal, and if so, then
1244         use the signal number as the return value.
1245
1246 Thu Aug  3 10:45:37 1995  Fred Fish  <fnf@cygnus.com>
1247
1248         * Update all FSF addresses except those in COPYING* files.
1249
1250 Tue Jul 18 23:33:10 1995  Fred Fish  <fnf@fishbowl>
1251
1252         * interp.c (trap): Only use SYS_execv if defined.  Might be
1253         implemented as execve(arg1,arg2,0), as with Unixware 2.0.
1254         (sim_resume): In sbit initializer, cast shifted arg to unsigned
1255         to avoid signed integer overflow.
1256
1257 Wed Jul  5 14:32:54 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
1258
1259         * Makefile.in (clean): Remove run, libsim.a.
1260           (distclean, mostlyclean, realclean): Remove Makefile and
1261           autoconf files.
1262
1263         * sh.mt: Removed.
1264
1265         * Makefile.in, configure.in: converted to autoconf.
1266         * configure: New file, generated with autconf 2.4.
1267
1268 Fri Jun 30 16:51:38 1995  Stan Shebs  <shebs@andros.cygnus.com>
1269
1270         * interp.c (sim_open): If argument supplied, interpret as
1271         desired memory size.
1272         (parse_and_set_memory_size): New function.
1273         (sim_do_command): New function.
1274
1275 Thu Jun 29 10:02:28 1995  Fred Fish  <fnf@deneb.cygnus.com>
1276
1277         * interp.c  (SYS_wait): Define as SYS_wait4 if available and
1278         SYS_wait is not already defined (SunOS 4.1.3 for example).
1279         (SYS_utime): Define as SYS_utimes if available and
1280         SYS_utime is not already defined.
1281
1282 Thu Jun 22 17:25:57 1995  Steve Chamberlain  <sac@slash.cygnus.com>
1283
1284         * interp.c: Don't include sys/times.h or sys/param.h
1285
1286 Wed Jun 21 15:03:49 1995  Steve Chamberlain  <sac@slash.cygnus.com>
1287
1288         * interp.c (SIGBUS, SIGTERM): Define if not.
1289         (sim_memory_size): default to 2^19 on PCs.
1290         (sim_resume): Poll for quits on win32.
1291
1292 Wed May 24 16:22:48 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
1293
1294         * gencode.c (op_tab): Add SH3 support.
1295
1296 Wed May 24 14:07:11 1995  Steve Chamberlain  <sac@slash.cygnus.com>
1297
1298         * gencode.c (tab): Add bsrf and braf.
1299
1300 Mon Apr 24 15:09:49 1995  Jason Molenda  (crash@cygnus.com)
1301
1302         * configure.in: use ../../bfd/hosts/std-host.h, not
1303         ../bfd/hosts/std-host.h (which doesn't exist).
1304
1305 Mon Mar 27 10:32:34 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
1306
1307         * run.c: parse arguments with getopt().
1308
1309 Sun Feb 26 15:27:24 1995  Steve Chamberlain  <sac@cygnus.com>
1310
1311         * configure.in: Use ../../bfd/hosts/std-host.h if specific
1312         host unavailable.
1313
1314 Mon Jan 23 16:10:58 1995  Torbjorn Granlund  <tege@rtl.cygnus.com>
1315
1316         * interp.c (macw): Sign extend MACH at bit 10 for non-saturating case.
1317
1318 Sun Jan 22 13:55:36 1995  Torbjorn Granlund  <tege@rtl.cygnus.com>
1319
1320         * gencode.c (op_tab): Make MAC.W call macw, not abort.
1321         * interp.c (macw): New function.
1322         (S): New #define.
1323
1324 Sat Jan 21 15:52:30 1995  Torbjorn Granlund  <tege@rtl.cygnus.com>
1325
1326         * gencode.c (op_tab): New code for ADDV and SUBV.
1327         Make MAC.L abort sicne it is not implemented.
1328
1329         * interp.c (dmul): Handle the signed case by adjusting after unsigned multiply.
1330         Get rid of __GNUC__ conditional.
1331
1332 aThu Jan 19 05:50:50 1995  Torbjorn Granlund  <tege@rtl.cygnus.com>
1333
1334         * gencode.c (op_tab): Also replace NEGC, and try again with SUBC.
1335         Change ADDC for symmetry.
1336
1337         * gencode.c (op_tab): Replace code for ADDC and SUBC.
1338
1339 Mon Jan  9 15:43:53 1995  Stu Grossman  (grossman@cygnus.com)
1340
1341         * interp.c:  Remove def of INLINE.  This comes from bfd.h.  Also,
1342         declare IOMEM before using it.
1343
1344 Wed Dec 28 21:25:31 1994  Steve Chamberlain  (sac@jonny.cygnus.com)
1345
1346         * interp.c (BUSERROR): New macro.
1347         ([r|w][bwl]at[little|big]) New functions.
1348         (sim_resume): If GO32 check for interrupt every now
1349         and again.  Decrement PC if SIGBUS seen.
1350         * run.c (main):  Return result of simulated _exit.
1351
1352 Mon Dec  5 21:59:51 1994  Doug Evans  <dje@canuck.cygnus.com>
1353
1354         * Makefile.in (gencode): Allow build in different directory.
1355
1356 Wed Nov 30 17:47:13 1994  Jim Wilson  <wilson@chestnut.cygnus.com>
1357
1358         * Makefile.in (gencode): Change $< to gencode.c for portability.
1359
1360 Wed Nov 23 21:31:55 1994  Steve Chamberlain  (sac@jonny.cygnus.com)
1361
1362         * interp.c ([wr][bwl]at): New functions.
1363         (trap): Cope with both byte modes.
1364
1365 Thu Sep  8 17:35:07 1994  Steve Chamberlain  (sac@jonny.cygnus.com)
1366
1367         * gencode.c (tab): Simulate T bit after a negc insn right.
1368         * interp.c (RSBAT): Sign extend the arg.
1369         (ACE_FAST): New macro.
1370         (sim_resume): Remove obsolete test of sim_timeout.
1371
1372 Fri Aug  5 14:12:31 1994  Steve Chamberlain  (sac@jonny.cygnus.com)
1373
1374         * interp.c (IOMEM): New function, simulates very basic I/O area of
1375         the SH.
1376         (WBAT, RBAT) : Call I/O functions.
1377         * gencode.c (tab): Special case trapa #3.
1378
1379 Mon Jun 27 18:04:54 1994  Steve Chamberlain  (sac@cirdan.cygnus.com)
1380
1381         * run.c (main): Specify the file type again.
1382
1383 Thu May 26 19:04:37 1994  Steve Chamberlain  (sac@thepub.cygnus.com)
1384
1385         * interp.c (trap): Fix irix incompatibility.
1386         * run.c (main): open without specifying file type.
1387
1388 Wed May 18 14:18:53 1994  Doug Evans  (dje@canuck.cygnus.com)
1389
1390         * interp.c (sim_*): Make result void where there isn't one.
1391         (sim_set_pc): Delete.
1392         (sim_info): Delete printf_fn arg, all callers changed.
1393         Call printf_filtered instead.
1394         (sim_close): New function.
1395         (sim_load): New function.
1396         (sim_create_inferior): Renamed from sim_set_args, all callers changed.
1397         * run.c: #include <varargs.h>, "remote-sim.h".
1398         (printf_filtered): New function.
1399
1400 Wed Apr 27 12:03:48 1994  Steve Chamberlain  (sac@cygnus.com)
1401
1402         * gencode.c (table): Get direction of some opcodes right.
1403         (trapa, rte): Implement fully.
1404         * interp.c (trap): Make stat call more portable.
1405
1406 Fri Feb 11 21:59:38 1994  Steve Chamberlain  (sac@sphagnum.cygnus.com)
1407
1408         * gencode.c (main, gendefines): New -d option prints table of defines.
1409         * interp.c (trap): Add a load of system calls.
1410         (sim_memory_size): Now default to 8Mbyte.
1411         (PARANOID): Keep vector of registers with undefined contents.
1412
1413 Mon Nov 15 14:37:18 1993  Steve Chamberlain  (sac@jonny.cygnus.com)
1414
1415         * gencode.c: mova uses aligned addresses
1416         * interp.c (trap): Return results in r0.
1417
1418 Tue Oct 26 10:38:55 1993  Doug Evans  (dje@canuck.cygnus.com)
1419
1420         * Makefile.in (CSEARCH): Add -I$(srcdir)/../../gdb
1421         * interp.c: #include "remote-sim.h".
1422         (sim_resume): int result, new arg `siggnal'.
1423         (sim_write): Use SIM_ADDR for type of arg `addr'.
1424         (sim_read): Use SIM_ADDR for type of arg `addr'.
1425         Use unsigned char * for `buffer'.
1426         (sim_store_register): int result.
1427         (sim_fetch_register): Ditto.
1428         (sim_stop_reason): Renamed from sim_stop_signal.  New arg `reason'.
1429         (sim_set_pc): int result, use SIM_ADDR for type of arg `x'.
1430         (sim_info): int result, new args `verbose', `printf_fn'.
1431         (sim_kill): int result.
1432         (sim_open): int result, new arg `name'.
1433         * run.c: #include <stdio.h>
1434         (main): Update call to sim_info.
1435
1436 Sat Oct 23 15:09:29 1993  Doug Evans  (dje@canuck.cygnus.com)
1437
1438         * interp.c (sim_stop_signal): Result is now enum sim_stop.
1439
1440 Fri Oct  8 10:47:09 1993  Steve Chamberlain  (sac@phydeaux.cygnus.com)
1441
1442         * gencode.c (table): Becomes unsigned.
1443         * interp.c (trap): Get right breakpoint SIGnum. (sim_write,
1444         sim_read): Return number of bytes copied.  (sim_store_register):
1445         Value passed by reference. (sim_kill, sim_open, sim_set_args): New functions.
1446
1447 Tue Sep  7 16:24:13 1993  Stan Shebs  (shebs@rtl.cygnus.com)
1448
1449         * interp.c (sim_info): Fix small typo in printf string.
1450
1451 Thu Aug  5 11:37:48 1993  Stan Shebs  (shebs@rtl.cygnus.com)
1452
1453         * interp.c (sim_resume): Set memory after pointers inited.
1454
1455 Mon Aug  2 14:13:22 1993  Steve Chamberlain  (sac@phydeaux.cygnus.com)
1456
1457         * interp.c (get_now): Use time system call.
1458         * Makefile.in: install correctly.
1459
1460 Tue Jul  6 10:30:46 1993  Steve Chamberlain  (sac@phydeaux.cygnus.com)
1461
1462         * run.c (main), interp.c (sim_set_timeout): Remove timeout
1463         functionality.
1464
1465 Thu Jun 24 13:29:57 1993  david d `zoo' zuhn  (zoo at rtl.cygnus.com)
1466
1467         * Makefile.in: don't run indent everytime; also add a space in the
1468         includes
1469
1470 Thu Jun 17 18:30:42 1993  Steve Chamberlain  (sac@phydeaux.cygnus.com)
1471
1472         * gencode.c: Fix some opcodes.
1473         * interp.c: Support for profiling and portability fixes.
1474         * run.c (main): Get profiling args.
1475
1476 Wed May  5 13:17:22 1993  Steve Chamberlain  (sac@cygnus.com)
1477
1478         * gencode.c (tab): Lint for sgi compiler
1479         * interp.c: Lint for sgi compiler.
1480
1481 Mon May  3 15:25:33 1993  Steve Chamberlain  (sac@thepub.cygnus.com)
1482
1483         * run.c (main): Support for resizing simulated RAM.
1484         * Makefile.in: Support for broken makes.
1485         * interp.c, gencode.c: Lint.
1486
1487 Mon Apr 26 18:01:10 1993  Steve Chamberlain  (sac@thepub.cygnus.com)
1488
1489         * created
1490