sim/common/ChangeLog

   1 Thu Apr 17 02:25:11 1997  Doug Evans  <dje@canuck.cygnus.com>
   2
   3         * sim-options.c, sim-options.h: New files.
   4
   5         * run.c (main): Check return value of sim_open.
   6
   7         * Make-common.in (sim-options.o, sim-load.o): Add rules for.
   8         (sim_main_headers): Add sim-trace.h.
   9         * run.c (exec_bfd, target_byte_order): Delete.
  10         (main): Pass -E <endian> to sim_open.  Delete code to load sections,
  11         call sim_load instead.  Check return code of sim_create_inferior.
  12         * sim-base.h (CURRENT_STATE): Define.
  13         (sim_state_base): Make typedef.  New members options, prog_argv,
  14         prog_bfd, text_{section,start,end}, start_addr, simcache_size,
  15         mem_size, memory [+ corresponding access macros].
  16         (sim_cpu_base): New typedef.
  17         * sim-trace.h: New file.
  18         * sim-basics.h: #include it.
  19         * sim-load.c: New file.
  20
  21 Tue Apr 15 15:10:13 1997  Ian Lance Taylor  <ian@cygnus.com>
  22
  23         * Make-common.in (INSTALL): Set to @INSTALL@.
  24         (INSTALL_XFORM, INSTALL_XFORM1): Remove.
  25         (install-common): Depend upon installdirs.  Use
  26         $(program_transform_name) directly, rather than using
  27         $(INSTALL_XFORM).
  28         (installdirs): New target.
  29         * Makefile.in (INSTALL): Set to @INSTALL@.
  30         (INSTALL_XFORM, INSTALL_XFORM1): Remove.
  31         (install-man): Depend upon installdirs.  Use
  32         $(program_transform_name) directly, rather than using
  33         $(INSTALL_XFORM).
  34         (installdirs): New target.
  35
  36 Tue Apr 15 15:08:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  37
  38         * sim-assert.h (SIM_ASSERT, ASSERT): Allow these macros to
  39         be overriden.
  40
  41 Wed Apr  9 16:06:44 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
  42
  43         * sim-basics.h: Only bring in config.h and tconfig.h if
  44         HAVE_CONFIG_H.
  45
  46 Mon Apr  7 11:39:45 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
  47
  48         * sim-config.h (WITH_TARGET_WORD_MSB): New Macro. Define the bit
  49         numbering convention of the target.
  50         * sim-config.c (print_sim_config): Print WITH_TARGET_WORD_BITSIZE
  51         and WITH_TARGET_WORD_MSB.
  52         (sim_config): When possible, check for consistency with bitsize
  53         and msb.
  54
  55         * sim-bits.h: Allow MSB to be other than zero.
  56         * sim-bits.c: Ditto.
  57         * sim-n-bits.h: Ditto.
  58
  59         * sim-bits.h (MSMASK*): New macros - converce to LSMASK*.
  60         * sim-n-bits.h (MSMASKEDn): Ditto.
  61
  62 Mon Apr 14 16:29:21 1997  Ian Lance Taylor  <ian@cygnus.com>
  63
  64         * Makefile.in (INSTALL): Change install.sh to install-sh.
  65
  66 Mon Apr  7 10:46:38 1997  Doug Evans  <dje@canuck.cygnus.com>
  67
  68         * sim-base.h (sim_state_base): Move `magic' to end of struct.
  69
  70 Mon Apr  7 15:53:21 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
  71
  72         * run.c (main): Check that a program to run was specified.
  73
  74 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
  75
  76         * aclocal.m4 (AC_TYPE_SIGNAL): Add check.
  77
  78         * configure: Regenerated to track ../common/aclocal.m4 changes.
  79         * config.in: Ditto.
  80
  81 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
  82
  83         * sim-endian.h: Move host {LITTLE,BIG}_ENDIAN support from here,
  84         * sim-config.h: To here.
  85
  86         * Make-common.in (SIM_EXTRA_DEPS): New config var.
  87         (sim_main_headers): Define.
  88         (sim-*.o): Depend on $(SIM_EXTRA_DEPS).
  89         (BUILT_SRC_FROM_COMMON): Move here from ../d30v/Makefile.in.
  90         (clean): Use it.
  91         (sim-utils.o): Add rule for.
  92         * sim-utils.o: New file.
  93         * sim-basics.h: #include sim-base.h.
  94         (zalloc): Make argument unsigned long.
  95         * sim-base.h: New file.
  96         * sim-inline.h (SIM_IO support): Delete.
  97         * sim-io.h: Delete inline support.
  98         * sim-io.c: Likewise.  sim-state.h renamed to sim-main.h.
  99         * sim-config.c: sim-state.h renamed to sim-main.h.
 100         * sim-core.c: Likewise.
 101         * sim-events.c: Likewise.
 102
 103         * run.c (main): Pass SIM_OPEN_STANDALONE to sim_open.
 104
 105         * aclocal.m4: Check for stdlib.h, string.h, strings.h, unistd.h.
 106         (sim-debug): Allow arguments.  Define WITH_DEBUG in addition to
 107         -DDEBUG.
 108         * configure: Regenerated to track ../common/aclocal.m4 changes.
 109
 110 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
 111
 112         * configure: Regenerated to track ../common/aclocal.m4 changes.
 113
 114 Wed Apr  2 11:08:11 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 115
 116         * sim-config.h (WITH_ALIGNMENT, WITH_FLOATING_POINT,
 117         WITH_XOR_ENDIAN, WITH_SMP, WITH_RESERVED_BITS): Assume that these
 118         are defined by the configure.
 119
 120         * aclocal.m4 (sim-stdio): Add option stdio from ../ppc configure.
 121
 122         * aclocal.m4 (floating-point, xor-endian, alignment, smp,
 123         reserved-bits): Always define.
 124
 125         * sim-config.h, sim-config.c (sim_config): New function - and new
 126         file - co-ordinate the setting/checking of the common simulator
 127         configuration options.
 128
 129         * Make-common.in (sim-config.o): Add rule.
 130
 131 Fri Mar 28 15:32:00 1997  Mike Meissner  <meissner@cygnus.com>
 132
 133         * callback.c (os_{,e}vprintf_filtered): Change stdarg type to
 134         va_list from void *, since va_list might not be a pointer type.
 135
 136 Mon Mar 24 15:27:12 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 137
 138         * sim-n-endian.h (offset_N): Correct assertion - word and sub word
 139         in wrong order.
 140         (offset_N): Correct computation of LE offset.
 141
 142         * sim-io.c (sim_io_error): Include a new line when reporting
 143         errors.
 144
 145         * sim-assert.h (SIM_FILTER_PATH): Out by one when locating last
 146         `/'.
 147
 148 Thu Mar 20 22:31:06 1997  Jeffrey A Law  (law@cygnus.com)
 149
 150         * run.c: Include alloca-conf.h.
 151
 152         * callback.c (os_evprintf_filtered): Fix typo.
 153
 154 Fri Mar 21 13:36:20 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 155
 156         * run.c (string.h, strings.h, stdlib.h): Include.
 157
 158         * sim-events.c (sim_events_tick): Recent cleanup failed to return
 159         0 when nothing pending.
 160
 161         * run.c (sim_size, sim_trace): Plicate GCC - these two functions
 162         will soon be going away.
 163         (getopt): Plicate GCC.
 164
 165         * sim-endian.c (sim-io.h): Plicate GCC.
 166         * sim-bits.c (sim-io.h): Ditto.
 167         * sim-n-bits.h (ROTn): Ditto.
 168
 169         * sim-io.c (sim_io_error): Correct check for NULL.
 170
 171         * sim-assert.h (SIM_FILTER_PATH): Separate out the code filtering
 172         the __FILE__.
 173         * sim-events.c: Use SIM_FILTER_PATH to filter out the filename
 174         path.
 175
 176 Wed Mar 19 01:12:06 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 177
 178         * aclocal.m4 (SIM_AC_OPTION_*: Move so that they are outside of
 179         SIM_AC_COMMON - SIM_AC_COMMON was gobling arguments.
 180
 181 Tue Mar 18 20:48:12 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 182
 183         * sim-alu.h: Include sim-xcat.h.
 184
 185 Tue Mar 18 13:58:18 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 186
 187         * Make-common.in (sim-bits.c, sim-core.c, sim-endian.c,
 188         sim-events.c, sim-inline.c, sim-io.c): Define rules for building
 189         these.
 190
 191         * sim-events.c (sim_events_at_large_int): New function.  Just
 192         schedules an event every large-int ticks.
 193         (sim_events_init): Call.
 194         (sim_events_tick, sim_events_process): Move async handing to
 195         sim_events_process.  Move timer decrement so that it occures after
 196         events have been processed.
 197
 198         * sim-basics.h (struct _engine): Remove declaration.
 199
 200         * sim-events.h, sim-events.c: Rename type to sim_events.  Prefix
 201         everything with same.  Rename global struct to SIM_DESC.
 202         * sim-core.h, sim-core.c, sim-n-core.c: Ditto for sim_core.
 203         * sim-io.h, sim-io.c: Ditto.
 204
 205         * sim-assert.h: New file. Optional assertion checking macros.
 206         * sim-io.c (sim_io_error): Make just this function tolerant to
 207         null pointers.
 208
 209         * sim-xcat.h: New file. Define concatenate macros.
 210         * sim-basics.h (XCONCAT*): Move to sim-xcat.h.
 211         * sim-n-core.h, sim-n-bits.h, sim-n-endian.h: Explicitly include
 212         concat macros.
 213
 214
 215 Tue Mar 18 12:44:55 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 216
 217         * sim-bits.h (LSMASK): New macro. Create mask of LS bits.
 218
 219 Mon Mar 17 18:10:05 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 220
 221         * sim-inline.h: Add definitions for sim-types.
 222         (ALL_BY_MODULE): New macro, encapsulate full inlining by the
 223         module.
 224
 225 Mon Mar 17 15:38:27 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 226
 227         * sim-events.h: Remove defunct reference to callback struct.
 228
 229 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 230
 231         * configure: Re-generate.
 232
 233 Mon Mar 17 15:04:47 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 234
 235         * Make-common.in (CSEARCH): Do not include the gdb directory in
 236         the search path.
 237
 238 Mon Mar 17 13:16:26 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 239
 240         * Make-common.in (SIM_ENDIAN, SIM_HOSTENDIAN, SIM_INLINE,
 241         SIM_WARNING): Drop, requiring the simulator specific Makefile.in
 242         to explicitly incorporate these.
 243
 244         * aclocal.m4 (--enable-sim-alignment); New option. Strongly
 245         specify the alignment restrictions of the target architecture -
 246         without this option all alignment restrictions are accomodated.
 247         (--enable-sim-assert): New option.  Conditionally compile in
 248         assertion statements.
 249         (--enable-sim-float): New option. Strongly specify the target's
 250         floating point support.
 251         (--enable-sim-hardware): New option.  Specify the hardware devices
 252         included in the simulation.
 253         (--enable-sim-packages): New option.  Specify the hardware
 254         packages included in the simulation.
 255         (--enable-sim-regparm): New option.  Specify that parameters be
 256         passed in registers instead of on the stack.
 257         (--enable-sim-reserved-bits): New option. Specify that reserved
 258         bits within an instruction are are correctly set.
 259         (--enable-sim-smp): New option. Specify the level of SMP support
 260         to be included in the simulator.
 261         (--enable-sim-stdcall): New option.  Specify an alternative
 262         function call convention.
 263         (--enable-sim-xor-endian): New option.  Configure xor-endian
 264         support used by some targets to implement bi-endian support.
 265
 266 Fri Mar 14 19:51:21 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 267
 268         * aclocal.m4 (--enable-sim-hostendian): New option.  Allow the
 269         host endianness to be overridden.
 270         (--enable-sim-endian): Allow the target platform's byte order
 271         to be overridden.
 272         (--enable-sim-inline): Control the inlining of common components.
 273         (--enable-sim-bswap): For compatibility, also define WITH_BSWAP.
 274         (--enable-sim-warnings): Enable additional GCC compiler checks.
 275         * Make-common.in (SIM_ENDIAN, SIM_HOSTENDIAN, SIM_INLINE,
 276         SIM_WARNINGS): Add.
 277
 278         * sim-n-core.h, sim-n-bits.h, sim-n-endian.h: Rename from
 279         sim-*-n.h so that the names are uniq on dos machines
 280         * sim-core.c, sim-bits.c, sim-endian.c: Update.
 281
 282 Thu Mar 13 12:32:42 1997  Doug Evans  <dje@canuck.cygnus.com>
 283
 284         * run.c: #include "libiberty.h".
 285         (main): New locals sd,no_args,sim_argv.
 286         Run buildargv on -a option.  Pass argv to sim_open, argv[0]
 287         is program name.  Update call to sim_set_callbacks.
 288         Record result of sim_open, pass to other sim_foo routines.
 289
 290 Thu Mar 13 10:24:05 1997  Michael Meissner  <meissner@cygnus.com>
 291
 292         * callback.c (os_printf_filtered): Do not call exit(1) or print a
 293         final newline.
 294
 295 Thu Mar  6 15:50:28 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 296
 297         * callback.c: Add os_flush_stdout and vprintf_filtered callbacks.
 298         Route stdout through buffered IO.
 299
 300         * callback.c: Add os_flush_stderr, os_write_stderr,
 301         os_evprintf_filtered functions to route error output through
 302         stderr.
 303
 304         * sim-io.h, sim-io.c (sim_io_flush_stderr, sim_io_flush_stdout):
 305         Correct return type - should be void.
 306
 307 Fri Mar  7 20:14:37 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 308
 309         * sim-basics.h: Clean up.  Many macro's moved to sim-inline.h.
 310
 311         * sim-config.h: Ditto.  For some options - eg WITH_DEVICES - do
 312         not provide a default value as undefined indicates disable code.
 313
 314 Thu Mar  6 15:50:28 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 315
 316         * sim-core.h, sim-core-n.h, sim-core.c: Borrow code from ppc
 317         directory.
 318         * sim-events.h, sim-events.c: Ditto.
 319         * sim-io.h, sim-io.c: Ditto.
 320
 321 Tue Mar  4 09:35:56 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 322
 323         * sim-alu.h (ALU_SUB_CA, ALU*_SUB_CA): New alu operation.
 324
 325         * sim-bits.h, sim-bits-n.h, sim-bits.c (LSMASKED*): New macro's
 326         extract the tail or least signifiant bits from an integer of the
 327         specified size.
 328
 329         * sim-bits.h, sim-bits.c: Clean up conditionally compiled #if
 330         WITH_TARGET_BITSIZE so that the compilation will fail when an
 331         unsupported bitsize value is defined.
 332
 333         (INSERTED*): Convert to functions.
 334         (EXTRACTED*): Ditto.
 335
 336         (SIGN_EXTEND, SEXT): Change to more terse name.
 337
 338 Tue Mar  4 09:35:56 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 339
 340         * sim-inline.h: Allow explicit control over which .c files will be
 341         included by their header.
 342
 343         * sim-inline.h: Allow explicit control over which .c files use the
 344         alternative - REGPARM - parameter passing mechanism.
 345
 346         * sim-inline.h, sim-inline.c: Don't attempt to include any of
 347         icache.c, idecode.c, semantics.c or support.c.  Those names are
 348         not generally applicable.
 349
 350 Thu Feb 27 10:17:23 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 351
 352         * sim-bits.c, sim-bits-n.h (new): Split sim-bits.c into two parts
 353         in a fashion similar to sim-endian-n.
 354
 355         * sim-endian.h: (H_word, L_word, AL_*, VL_*): Extend to include
 356         both value and address macro's.
 357
 358 Tue Feb 25 18:51:57 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 359
 360         * sim-alu.h (ALU16_BEGIN, ALU16_SET, ...): Fill in.
 361
 362         * sim-endian.h (L_word, H_word): Replace MS2W_4, LS2W_4 with more
 363         generic L_word, H_word macro's.
 364
 365 Thu Feb 20 18:36:55 1997  Andrew Cagney  <cagney@critters.cygnus.com>
 366
 367         * sim-basics.h: Borrow code from ppc directory.
 368         * sim-bits.c: Ditto.
 369         * sim-bits.h: Ditto.
 370         * sim-config.h: Ditto.
 371         * sim-endian-n.h: Ditto.
 372         * sim-endian.c: Ditto.
 373         * sim-endian.h: Ditto.
 374         * sim-inline.c: Ditto.
 375         * sim-inline.h: Ditto.
 376         * sim-types.h: Ditto.
 377
 378 Wed Feb 19 12:40:50 1997  Andrew Cagney  <cagney@critters.cygnus.com>
 379
 380         * sim-alu.h (ALU_SET16, ALU_SET32, ALU_SET64, etc): Make available
 381         all the ALU size alternatives and then auto-configure a default.
 382
 383         * sim-alu.h: Copy ppc/idecode_expression.h.
 384
 385 Mon Feb 17 10:44:18 1997  Andrew Cagney  <cagney@critters.cygnus.com>
 386
 387         * bits.h, bits.c (SIGN_EXTEND32, SIGN_EXTEND64): New functions,
 388         sign extend a bit within a value.
 389
 390         * sim-endian.h, sim-endian-n.h (offset_N): New functions - return
 391         a pointer into the middle of a host word.
 392         * sim-endian.h (MS2W_4, LS2W_4): Use this function.
 393
 394 Tue Feb 11 13:46:49 1997  Michael Meissner  <meissner@tiktok.cygnus.com>
 395
 396         * callback.c: If HAVE_CONFIG_H is defined, include config.h from
 397         autoconf.  If HAVE_UNISTD_H is defined, include unistd.h to get
 398         appropriate definitions of read, write, etc.  Add prototype for
 399         system.
 400
 401 Tue Feb  4 13:24:44 1997  Doug Evans  <dje@canuck.cygnus.com>
 402
 403         * Makefile.in (libcommon.a): Delete.
 404         (callback.o,targ-map.o): Delete, moved to Make-common.in.
 405         (gentmap,targ-vals.h,targ-map.c): Likewise.
 406         (run-autoconf): Delete.
 407         * aclocal.m4 (SIM_AC_OUTPUT): Redo creation of Makefile.
 408         (common makefile fragment): Moved back into ...
 409         * Make-common.in: Resurrect.
 410         * configure.in (AC_LINK_FILES): Delete, unnecessary now.
 411         * configure: Regenerated.
 412
 413 Fri Jan 31 07:16:49 1997  Doug Evans  <dje@canuck.cygnus.com>
 414
 415         * aclocal.m4 (SIM_AC_COMMON): Move COMMON_MAKEFILE_FRAG from here.
 416         (SIM_AC_OUTPUT): To here.
 417
 418 Fri Jan 24 10:37:17 1997  Stu Grossman  (grossman@critters.cygnus.com)
 419
 420         * aclocal.m4 (COMMON_MAKEFILE_FRAG):  Quote a couple of $'s in
 421         comments and single quotes.  Fixes a problem found on hpux.
 422
 423 Thu Jan 23 13:35:03 1997  Stu Grossman  (grossman@critters.cygnus.com)
 424
 425         * aclocal.m4:  Remove Make-common.in from dependencies.
 426         * (distclean):  Remove targ-vals.def.
 427
 428         * aclocal.m4 (SIM_AC_COMMON):  Move contents of Make-common.in
 429         into here.  Makes insertion into makefiles easier.  Also, change
 430         the way that callback.o, gentmap, targ-vals.h, targ-map.c,
 431         targ-map.o, and run are built.  They are now built in the
 432         individual simulator directories, taking sources from ../common as
 433         necessary.  This replaces the merging of libcommon.a into
 434         linsim.a, which was problematic for the WinGDB build process.
 435         * run.c:  Include config.h from . instead of ../common.
 436         * Make-common.in:  Remove.  It's no longer necessary.
 437
 438 Mon Dec 16 15:02:33 1996  Ian Lance Taylor  <ian@cygnus.com>
 439
 440         * Make-common.in (ALL_CLAGS): Put CFLAGS at the end.
 441         (.c.o): Put $(ALL_CFLAGS) before the file being compiled.
 442
 443 Wed Dec 11 11:30:58 1996  Jim Wilson  <wilson@cygnus.com>
 444
 445         * run.c (main): Set target_byte_order before call to sim_open.
 446
 447 Sun Dec  8 18:22:06 1996  Doug Evans  <dje@canuck.cygnus.com>
 448
 449         * callback.c: #include <stdlib.h>
 450         (os_error): New function.
 451         (default_callback): Add os_error.
 452
 453 Mon Nov 25 19:44:35 1996  Doug Evans  <dje@canuck.cygnus.com>
 454
 455         * Make-common.in (Makefile): Set CONFIG_HEADERS="".
 456         * aclocal.m4: Mark the fact that --enable-sim-bswap isn't host
 457         specific.
 458         (SIM_AC_OUTPUT): Don't build Makefile if CONFIG_FILES="".
 459
 460 Wed Nov 20 01:11:04 1996  Doug Evans  <dje@canuck.cygnus.com>
 461
 462         * run.c: #include ../common/config.h, tconfig.h.
 463         (myname): New static global.
 464         (main): Recognize new options -a, -c.  Also recognize -h if h8/300.
 465         Only process -c ifdef SIM_HAVE_SIMCACHE.
 466         Only process -p/-s ifdef SIM_HAVE_PROFILE.
 467         Parse program name from argv[0] and use in error messages.
 468         Pass sim_args to sim_open.  Pass prog_args to sim_create_inferior.
 469         Add support for incomplete h8/300 termination indicators.
 470         (usage): Make more verbose.
 471         * aclocal.m4,config.in,tconfig.in,configure.in,configure: New files.
 472         * Makefile.in,Make-common.in,callback.c: New files.
 473         * nltvals.def,gentmap.c,gentvals.sh: New files.
 474
 475 Tue Nov 12 13:34:00 1996  Dawn Perchik  <dawn@cygnus.com>
 476
 477         * run.c: Include stdarg.h if __STDC__.
 478
 479 Tue Oct 15 11:16:31 1996  Jeffrey A Law  (law@cygnus.com)
 480
 481         * run.c (main): Don't print out anything if the signal
 482         number is zero (ie no signal).
 483
 484 Tue Oct 15 11:20:44 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 485
 486         * run.c (main): Print out if the program raised a signal.
 487
 488 Wed Sep 18 09:52:14 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 489
 490         * run.c (exec_bfd): Rename from sim_bfd, to use the gdb name.
 491         (main): Ditto.
 492
 493 Tue Sep 17 11:04:50 1996  James G. Smith  <jsmith@cygnus.co.uk>
 494
 495         * run.c (main): Explicitly cast malloc() parameter.
 496
 497 Thu Sep 12 11:27:21 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
 498
 499         * run.c (sim_bfd): New global to hold the bfd pointer for the
 500         executable.
 501         (main): Initialize sim_bfd.
 502
 503 Fri Dec 15 16:27:49 1995  Ian Lance Taylor  <ian@cygnus.com>
 504
 505         * run.c (main): Use new bfd_big_endian macro.
 506
 507 Wed Nov  8 15:49:49 1995  James G. Smith  <jsmith@pasanda.cygnus.co.uk>
 508
 509         * run.c (main): Removed SH specific comments, so source is
 510         generic. Also updated to only load relevant sections. Moved
 511         sim_open() to after callback attach (to match GDB).
 512
 513         * run.1: Removed SH specific comments.
 514
 515 Sat Oct 21 12:31:01 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
 516
 517         * run.c (main): Always return sigrc at end.
 518
 519 Tue Oct 10 12:03:13 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
 520
 521         * run.c (main): Print error diagnostic and exit if bfd_openr() or
 522         bfd_check_format() fails.
 523
 524 Thu Sep 28 15:40:36 1995  steve chamberlain  <sac@slash.cygnus.com>
 525
 526         * run.c, run.1: From sh directory.
 527
 528