sim/common/ChangeLog

   1 Tue Nov 18 15:53:45 1997  Doug Evans  <devans@canuck.cygnus.com>
   2
   3         * Make-common.in (SIM_NEW_COMMON_OBJS): New variable.
   4
   5         * sim-base.h (CIA_ADDR): Provide default definition.
   6         * sim-core.c (sim_core_signal): Use CIA_ADDR to fetch value.
   7
   8 Mon Nov 17 14:15:31 1997  Doug Evans  <devans@seba.cygnus.com>
   9
  10         * Make-common.in (srccom): New variable.
  11
  12         * Make-common.in (DEP, COMMON_DEP_CFLAGS): Define.
  13         (LIB_OBJS): Add syscall.o.
  14         (gentmap): Pass $(NL_TARGET) to $(CC).
  15         (syscall.o): Add rule for.
  16         (sim_main_headers): Add $(SIM_EXTRA_DEPS).
  17         (sim-bits.o): Depend on $(sim-n-bits_h).
  18         (sim-load.o): Depend on callback.h.
  19
  20         * Make-common.in (cgen-*.o): Update dependencies, mem-ops.h renamed to
  21         cgen-mem.h, sem-ops.h renamed to cgen-ops.h.
  22         * cgen-mem.h, cgen-ops.h: New files.
  23
  24         * aclocal.m4 (--enable-sim-scache): Pass -DWITH_SCACHE=0 for "=no".
  25
  26         * Makefile.in (nltvals.def): Depend on gennltvals.sh.
  27         Rewrite build rule.
  28         * callback.c: #include string.h or strings.h.
  29         #include sys/types.h and sys/stat.h.
  30         (cb_init_syscall_map,cb_init_errno_map,cb_init_open_map): Declare.
  31         (enosys): New function.
  32         (os_get_errno,os_open): Update.
  33         (os_stat,os_fstat): New functions.
  34         (os_init): Initialize syscall_map, errno_map, open_map.
  35         (default_callback): Add entries for os_stat, os_fstat, syscall_map,
  36         errno_map, open_map, signal_map, stat_map.
  37         (cb_read_target_syscall_maps): New function.
  38         (cb_target_to_host_syscall): New function.
  39         (cb_host_to_target_errno): Renamed from host_to_target_errno.
  40         (cb_target_to_host_open): Renamed from target_to_host_open.
  41         (store): New function.
  42         (cb_host_to_target_stat): New function.
  43         * syscall.c: New file.
  44         * gentmap.c (sys_tdefs): New global.
  45         (gen_targ_vals_h): Output target syscall numbers.
  46         (gen_targ_map_c): Update.  Output target syscall translation map.
  47         * gentvals.sh: New first argument `target'.  Preface table with
  48         #ifdef NL_TARGET_$target if non-null target passed.
  49         * gennltvals.sh: New file.
  50         * nltvals.def: Regenerated.
  51
  52 Fri Nov 14 11:33:34 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  53
  54         * sim-n-core.h (sim_core_read_unaligned_N): Return static
  55         sim_core_dummy_M.
  56         (sim_core_dummy_M): Declare.
  57
  58 Wed Nov 12 18:16:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  59
  60         * sim-core.c (sim_core_signal): Print the address of the
  61         instruction.
  62
  63 Thu Nov 13 11:49:41 1997  Doug Evans  <devans@seba.cygnus.com>
  64
  65         * sim-base.h (sim_state_base): Move `magic' to end of struct.
  66
  67         * sim-base.h (sim_state_base): Add member trace_data.
  68         (STATE_TRACE_DATA): New macro.
  69         * sim-trace.h (TRACE_DEBUG_IDX,TRACE_debug): New macros.
  70         ({WITH_,}TRACE_DEBUG_P): New macros.
  71         (STATE_TRACE_FLAGS,STRACE_P,STRACE_DEBUG_P): New macros.
  72         (_sim_cpu): Delete forward reference.
  73         (debug_printf): Update.
  74         * sim-trace.c (OPTION_TRACE_DEBUG): Define.
  75         (trace_options): Add --trace-debug.
  76         (set_trace_options): Handle it.
  77         (trace_option_handler): Likewise.
  78         (trace_install): Init state trace_data struct.
  79         (trace_uninstall): Close state trace file.
  80         * sim-events.c (ETRACE): Only print source file and line number if
  81         --trace-debug.
  82         * sim-n-core.h (sim_core_trace_M): Likewise.
  83
  84         * sim-core.c (sim_core_signal): Add missing "\n" in message.
  85
  86 1997-11-13  Felix Lee  <flee@cygnus.com>
  87
  88         * sim-n-core.h (sim_core_read_unaligned_N): illegal empty
  89         initializer.
  90         * sim-types.h (unsigned128,signed128): fix typo for MSVC.
  91
  92 Wed Nov 12 12:18:08 1997  Doug Evans  <devans@canuck.cygnus.com>
  93
  94         * aclocal.m4 (SIM_AC_OPTION_SCACHE): Fix typo.
  95
  96         * Make-common.in (BUILT_SRC_FROM_COMMON): Remove files no longer
  97         built this way.
  98         (sim-config.o): Remove non-existent $(sim-nconfig_h) dependency.
  99         (clean): Don't delete $(BUILT_SRC_FROM_COMMON) if building in
 100         source tree.
 101
 102 Tue Nov 11 13:28:02 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 103
 104         * sim-events.c (sim_events_process): Re-compute the time -
 105         update_time_from_event - as each event is processed. Reverses
 106         previous change.
 107
 108 Fri Nov  7 00:37:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 109
 110         * callback.c (os_poll_quit): Replace _WIN32 with _MSC_VER.
 111
 112 Fri Nov  7 00:37:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 113
 114         * sim-events.c (sim_events_process): Delete redundant call to
 115         update_time_from_event.
 116         (sim_events_slip): Always decrement time_from_event.
 117         (sim_events_tick, sim_events_deschedule, update_time_from_event):
 118         Delete assertion that time_from_event >=0 when work in queue, no
 119         longer applicable.
 120
 121 Thu Nov  6 12:06:46 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 122
 123         * sim-options.c (STANDARD_OPTIONS): Change OPTION_* to an enum.
 124         (standard_option_handler): Update.
 125
 126         * sim-options.h: Clarify documentation.
 127         (OPTION_LONG_ONLY_P): Delete definition.
 128         (OPTION_VALID_P): Define.
 129
 130         * sim-options.c (sim_print_help): Allow short only options.
 131         (sim_parse_args): Ditto.
 132         (sim_args_command): Skip short only options.
 133         (sim_parse_args): Allocate space for NUM_OPTS not just 256. Make
 134         separate entries for short and long options in the HANDLERS and
 135         ORIG_VAL tables.
 136         (sim_parse_args): Disable argument permutation.
 137
 138 Wed Nov  5 13:40:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 139
 140         * sim-core.h (DECLARE_SIM_CORE_WRITE_N. DECLARE_SIM_CORE_READ_N):
 141         Add argument M, size of data type.
 142         (sim_core_read_misaligned_3, sim_core_write_misaligned_3):
 143         Declare, ditto for 5, 6 & 7 byte transfers.
 144         (sim_core_write_unaligned_1, sim_core_write_unaligned_1): Define
 145         as aligned variant.
 146
 147         * sim-n-core.h (sim_core_trace_M): Rename from
 148         sim_core_trace_N. Add nr_bytes argument. Replace transfer argument
 149         with transfer type. Print transfer direction.  Handle 1 and 2 byte
 150         transfers.
 151         (sim_core_read_unaligned_N, sim_core_write_unaligned_N): Trace
 152         unaligned accesses.
 153         (unsigned_M, T2H_M, H2T_M): Rename from unsigned_N, T2H_N, H2T_N.
 154         Update all functions.
 155
 156         * sim-core.c: Generate functions starting with 16 not 1.
 157         (sim_core_read_unaligned_3): Generate. Ditto for 3 byte write and
 158         all 5, 6 & 7 byte transfers.
 159
 160         * sim-n-core.h (sim_core_read_misaligned_N,
 161         sim_core_write_misaligned_N): Implement.
 162
 163 Mon Nov  3 15:03:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 164
 165         * sim-endian.h (U16_8): Implement
 166
 167         * sim-endian.c (sim_endian_split_16, sim_endian_join_16): New functions
 168
 169         * sim-endian.h (VL8_16, VH8_16): Implement.
 170
 171         * sim-memopt.c (memory_option_handler): Typecast 64bit value to
 172         long in printf.
 173         (memory_option_handler): Only zalloc modulo bytes when non-zero.
 174         (memory_option_handler): Skip comma in alias address list
 175
 176 Fri Oct 31 13:03:33 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 177
 178         * sim-memopt.c (do_memopt_add, do_memopt_delete): Add level and
 179         space params.
 180         (parse_size, parse_addr): New functions
 181         (memory_option_handler, memory_options): Parse address & size
 182         using new functions. Pass level, space, modulo to do_memopt_add &
 183         do_memopt_del.
 184
 185         * sim-memopt.h (struct _sim_memopt): Add level & space fields.
 186
 187         * sim-core.h (sim_core_arrach, sim_core_detach): Replace
 188         `attach_type attach' argument with `unsigned level' argument.
 189         Document.
 190
 191         * sim-core.c (new_sim_core_mapping, sim_core_map_attach,
 192         sim_core_attach): Replace argument attach with level.  Update
 193         verification of arguments.
 194         (sim_core_map_detach, sim_core_detach): Replace argument attach
 195         with level.
 196
 197         * sim-basics.h (enum _attach_type): Delete.
 198
 199 Thu Oct 30 13:45:00 1997  Doug Evans  <devans@seba.cygnus.com>
 200
 201         * sim-core.h (sim_core_write_8): Define.
 202
 203 Tue Oct 28 12:29:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 204
 205         * sim-bits.h: Document ROTn macro.
 206
 207         * sim-endian.h (H2T): Handle 16 byte variables.
 208
 209         * sim-n-core.h (sim_core_read_unaligned_N): Return a dummy when an
 210         error.
 211
 212         * sim-core.c: Do not generate sim_core_*_word.
 213
 214         * sim-n-core.h (sim_core_trace_N): Add line_nr argument.
 215         (sim_core_write_aligned_N, sim_core_read_aligned_N): Update.
 216
 217         * sim-core.h (sim_core_read_unaligned_word,
 218         sim_core_read_aligned_word, sim_core_read_word,
 219         sim_core_write_unaligned_word, sim_core_write_aligned_word,
 220         sim_core_write_word): Change to macros that map onto sim_core_*_N.
 221
 222 Mon Oct 27 11:25:10 1997  Doug Evans  <devans@canuck.cygnus.com>
 223
 224         * sim-n-endian.h: Add TAGS entrys for 16 byte versions.
 225
 226         * sim-endian.h: Disable 16 byte support.
 227
 228 Mon Oct 27 12:00:48 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 229
 230         * sim-endian.c (_SWAP_16): Define.  Generate 126 bit swap code.
 231
 232         * sim-n-core.h (sim_core_trace_N): New function.
 233         (sim_core_read_aligned_N, sim_core_write_aligned_N): Use,
 234         (sim_core_read_unaligned_N): Do not retyrn bogus value wden error.
 235
 236         * sim-endian.h:  Add 128 bit variant.
 237
 238         * sim-core.h, sim-core.c: Add 128 bit variant.
 239
 240         * sim-types.h: Add signed128 and unsigned128 types using a struct.
 241
 242 Fri Oct 24 11:33:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 243
 244         * sim-events.c (sim_events_process): Clear events->work_pending.
 245         (sim_events_tickn, sim_events_tick): Accumulate, instead of
 246         setting, nr_ticks_to_process.
 247         (sim_events_preprocess): Allow nr_ticks_to_process to be non-zero
 248         when the event queue isn't next.
 249
 250         * sim-events.h, sim-events.c (sim_events_slip): New function.
 251
 252 Wed Oct 22 14:18:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 253
 254         * sim-hload.c (sim_load): Pass lma_p==0 and do_load=sim_load.
 255
 256         * sim-utils.h, sim-load.c (sim_load_file): Add lma_p and do_load
 257         arguments.
 258
 259 Tue Oct 21 18:37:57 1997  Doug Evans  <devans@canuck.cygnus.com>
 260
 261         * nrun.c (main): Remove useless test of name != NULL.
 262         Exit if bfd_openr fails.  Call bfd_check_format after bfd_openr.
 263
 264 Tue Oct 21 10:42:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 265
 266         * sim-fpu.c (EXPMAX): Type is unsigned.
 267         (MIN_INT, MAX_INT): Type is signed64.
 268         (i2fpu): Type of val is signed64.
 269
 270 Tue Oct 21 10:42:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 271
 272         * sim-profile.h (PROFILE_PC_BUCKET_SIZE): Treat a shift of zero as
 273         a bucket size of zero.
 274
 275         * sim-profile.c (OPTION_PROFILE_PC_GRANULARITY,
 276         OPTION_PROFILE_PC): Define.
 277         (profile_option_handler): Add support for --profile-pc and
 278         --profile-pc-granularity options.
 279         (profile_pc_init): When possible, compute nr buckets from bucket
 280         size.
 281
 282         * sim-profile.c (profile_pc_init): Align the profile-pc end
 283         address with the profile-pc bucket size.
 284
 285         * sim-profile.h (PROFILE_PC_NR_BUCKETS): Rename PROFILE_PC_SIZE to
 286         something less ambiguous.
 287         (PROFILE_PC_BUCKET_SIZE): Ditto for PROFILE_PC_SAMPLE_SIZE.
 288
 289         * sim-profile.c (profile_pc_cleanup): New function. Move
 290         profile_pc_uninstall code to here.
 291         (profile_pc_uninstall): Call.
 292         (profile_pc_init): Call.
 293
 294 Mon Oct 20 17:23:58 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 295
 296         * sim-profile.c (profile_print_pc): Dump pc profile to dmon.out
 297         file using BSD gprof format.
 298
 299         * sim-bits.h (LSBIT, MSBIT, BIT): Force result to type
 300         unsigned_word.
 301         (LSBIT8, LSBIT16, LSBIT32, LSBIT64, MSBIT8, MSBIT16, MSBIT32,
 302         MSBIT64): Force result to unsignedN.
 303
 304 Thu Oct 16 11:38:56 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 305
 306         * sim-alu.h (ALU16_BEGIN, ALU32_BEGIN, ALU64_BEGIN): Drop opening
 307         brace from macro.
 308         (ALU8_BEGIN, ALU8_SET, ALU8_ADD, ALU8_SUB, ALU8_NEGATE): Define.
 309         (ALU16_ADD, ALU16_SUB, ALU16_NEGATE): Simplify arrithmetic.
 310         (ALU32_ADD, ALU32_SUB, ALU32_NEGATE): Simplify arrithmetic.
 311         (ALU64_ADD, ALU64_SUB, ALU64_NEGATE): Simplify arrithmetic.
 312
 313 Wed Oct 15 09:24:19 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 314
 315         * sim-core.h (struct _sim_core_mapping): Change free_buffer to
 316         type void*.
 317
 318         * sim-core.c (sim_core_uninstall, new_sim_core_mapping,
 319         sim_core_map_attach, sim_core_map_detach): Change free_buffer to
 320         type void*.
 321         (sim_core_attach): Rename buffer_freed to free_buffer, type
 322         void*. Ensure that allocated buffer is alligned according to
 323         region's address.
 324
 325 Mon Oct 13 11:34:50 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 326
 327         * sim-alu.h (ALU64_HAD_OVERFLOW): Define.
 328         (ALU64_SUB): Define.
 329
 330         * Make-common.in (all): Build SIM_EXTRA_ALL first.
 331         (.gdbinit): Remove dependencies, generate once per build.
 332
 333 Tue Oct 14 19:20:09 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 334
 335         * sim-n-core.h (sim_core_read_aligned_N,
 336         sim_core_write_aligned_N): Make xaddr param type address_word not
 337         unsigned_word.
 338
 339 Fri Oct  3 09:49:18 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 340
 341         * sim-fpu.h, sim-fpu.c: Rewrite.  Change sim_fpu object to an
 342         unpacked floating point struct.  Pass sim_fpu object by reference.
 343         Add preliminary support for rounding modes.
 344
 345 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 346
 347         * configure: Regenerated to track ../common/aclocal.m4 changes.
 348
 349 Thu Oct  2 19:43:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 350
 351         * aclocal.m4 (sim-bitsize): Fix typo, WITH_TARGET_WORD_BITSIZE not
 352         WITH_TARGET_BITSIZE.
 353
 354 Thu Sep 25 23:20:20 1997  Felix Lee  <flee@yin.cygnus.com>
 355
 356         * sim-profile.c (profile_print_core): label needs empty statement.
 357
 358 Thu Sep 25 11:20:47 1997  Stu Grossman  <grossman@babylon-5.cygnus.com>
 359
 360         * sim-break.c (sim_set_breakpoint sim_clear_breakpoint):  Use ZALLOC
 361         and zfree instead of xmalloc and free.  Prevents warnings.
 362
 363 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 364
 365         * configure: Regenerated to track ../common/aclocal.m4 changes.
 366
 367 Wed Sep 24 17:23:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 368
 369         * Make-common.in (SIM_BITSIZE): Assign from configured value.
 370         (CONFIG_CFLAGS): Add SIM_BITSIZE.
 371
 372         * aclocal.m4 (--enable-sim-bitsize): Developer option for
 373         controling the bitsize/msb of the target.
 374
 375 Wed Sep 24 17:41:40 1997  Stu Grossman  <grossman@babylon-5.cygnus.com>
 376
 377         * Make-common.in:  New files sim-break.c, sim-break.h.
 378         * sim-base.h:  Add point to breakpoint list to sim_state_base.
 379         * sim-break.c sim-break.h:  New modules that implement intrinsic
 380         breakpoint support.
 381         * sim-module.c:  Add breakpoint module.
 382
 383 Tue Sep 23 00:26:39 1997  Felix Lee  <flee@yin.cygnus.com>
 384
 385         * sim-events.c (SIM_EVENTS_POLL_RATE): poll more often than once
 386         an hour.
 387         * sim-n-core.h (WITH_XOR_ENDIAN): MSVC barfs on
 388         if (0) { 1 % 0; }
 389         * sim-core.c (sim_core_xor_write_buffer): WITH_XOR_ENDIAN + 1.
 390         (SIGBUS) define for Windows.
 391         * sim-trace.c (trace_printf,debug_printf): added ALMOST_STDC.
 392         * sim-resume.c: define SIGTRAP for windows.
 393         * sim-xcat.h: use token pasting if ALMOST_STDC.
 394
 395 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 396
 397         * Make-common.in (SIM_SCACHE, SIM_DEFAULT_MODEL): Assign
 398         configured values.
 399         (CONFIG_CFLAGS): Add same.
 400
 401 Mon Sep 22 17:20:27 1997  Felix Lee  <flee@cygnus.com>
 402
 403         * sim-types.h (SIGNED64): ##i64 when _MSC_VER, not _WIN32.
 404         (SIGNED32): use ##i32.
 405
 406 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 407
 408         * configure: Regenerated to track ../common/aclocal.m4 changes.
 409
 410 Tue Sep 23 10:07:47 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 411
 412         * aclocal.m4 (sim-endian): Simplify logic determining [default]
 413         endian of target.
 414
 415         * Make-common.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,
 416         SIM_HOSTENDIAN, SIM_RESERVED_BITS, SIM_ASSERT, SIM_FLOAT,
 417         SIM_HARDWARE, SIM_INLINE, SIM_PACKAGES, SIM_REGPARM, SIM_SMP,
 418         SIM_STDCALL, SIM_XOR_ENDIAN): Assign configured values.
 419         (CONFIG_CFLAGS): Add same.
 420
 421         * aclocal.m4: Perform AC_SUBST on optional options.
 422
 423 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 424
 425         * sim-config.h (WITH_DEFAULT_ALIGNMENT): Don't hardwire any alignment.
 426
 427         * sim-options.c (standard_option_handler): Typo in warning message.
 428
 429         * sim-base.h (STATE_MODEL): Make conditional on SIM_HAVE_MODEL.
 430
 431         * sim-profile.c (profile_print_insn): Check 0 .. MAX_INSN for any
 432         insn count.  Make count conditional on there being a valid
 433         INSN_NAME.
 434         (profile_pc_init): Make default PC profile frequency an arbitrary
 435         256.
 436
 437         * sim-base.h: Ditto.
 438
 439         * sim-profile.h (WITH_PROFILE_MODEL_P): Only enable modeling when
 440         SIM_HAVE_MODEL.
 441
 442         * sim-model.h (struct MACH): Depreciate, to be replaced by bfd
 443         archure struct.
 444
 445 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 446
 447         * configure: Regenerated to track ../common/aclocal.m4 changes.
 448
 449 Mon Sep 22 11:45:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 450
 451         * aclocal.m4 (sim_alignment): Simplify logic for selecting the
 452         configured alignment.
 453
 454 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 455
 456         * configure: Regenerated to track ../common/aclocal.m4 changes.
 457
 458 Fri Sep 19 17:26:14 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 459
 460         * sim-config.c (sim_config): Check for default alignment.
 461
 462         * sim-options.c (standard_option_handler): Add alignment option.
 463
 464         * aclocal.m4 (sim_alignment): Allow configuration of hardwired and
 465         default alignment requirements on memory accesses.
 466
 467 Fri Sep 19 11:51:35 1997  Jeffrey A Law  (law@cygnus.com)
 468
 469         * sim-load.c (sim_load_file): Return failure if the executable
 470         had no loadable sections.
 471
 472 Wed Sep 17 13:33:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 473
 474         * sim-events.c (ETRACE): Use trace_printf not sim_io_printf for
 475         trace output.
 476
 477         * sim-core.c (sim_core_signal): When bad access halt simulator
 478         SIGSEGV / SIGBUS instead of aborting.
 479         (signal.h): Include.
 480
 481         * sim-watch.c (sim_watchpoint_install): Handler for watchpoint
 482         options was missing.
 483
 484         * sim-bits.h (MOVED): Define
 485
 486 Wed Sep 17 10:33:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 487
 488         * sim-alu.h (ALU32_HAD_OVERFLOW): Pacify GCC, Use MSBIT instead of
 489         BIT.
 490
 491         * sim-bits.h (LSBIT, MSBIT): Check for overflow of shift value.
 492
 493         * sim-bits.c: Add 8 bit versions of bit macros.
 494
 495         * sim-bits.h: Ditto.
 496
 497 Tue Sep 16 16:15:16 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 498
 499         * sim-bits.c (LSSEXT, MSSEXT): Replace SEXT.
 500         (LSINSERTED, MSINSERTED): Ditto for INSERTED.
 501
 502         * sim-n-bits.h (MSSEXTn, LSSEXTn): Replace SEXTn.
 503         (LSINSERTDn, MSINSERTEDN): Ditto for INSERTEDn.
 504
 505         * sim-bits.h (SEXT*): Define as MSEXT/LSEXT.
 506         (INSERTED*): Ditto for LSINSERTED/MSINSERTED.
 507
 508 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 509
 510         * aclocal.m4 (SIM_AC_COMMON): Add optional config.h file argument.
 511         configure.in: Output to cconfig.h instead of config.h.
 512
 513         * configure: Regenerated to track ../common/aclocal.m4 changes.
 514
 515 Mon Sep 15 15:39:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 516
 517         * sim-utils.c (sim_analyze_program): Set STATE_ARCHITECTURE from
 518         BFD if known.
 519
 520 Tue Sep  9 21:46:46 1997  Felix Lee  <flee@cygnus.com>
 521
 522         * callback.c (os_write): divert stdout and stderr to their
 523         respective hooks.
 524
 525 Thu Sep 11 10:08:48 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 526
 527         * sim-profile.c (profile_print_speed): Call
 528         sim_events_elapsed_time instead of PROFILE_EXEC_TIME for moment.
 529
 530         * sim-events.c (sim_events_elapsed_time): New function return nr
 531         host MS consumed by the simulator.
 532         (sim_watch_valid): Use.
 533
 534         * sim-module.c (modules): Install sim_events very very early.
 535
 536         * sim-profile.c (profile_print): Call profile_print_pc.
 537         (print_bar):
 538         (profile_pc_init): New function, set up processor for PC
 539         profiling.
 540         (profile_print_pc): New function, print a PC profile.
 541         (profile_pc_event): New function, sample PC.
 542
 543         * sim-profile.h (PROFILE_PC_COUNT, PROFILE_PC_START,
 544         PROFILE_PC_END, PROFILE_PC_SHIFT, PROFILE_PC_SAMPLE_SIZE): Add to
 545         profile struct.
 546
 547         * sim-options.c (sim_print_help): Pacify GCC.
 548
 549         * sim-n-core.h (sim_core_read_aligned_N,
 550         sim_core_write_aligned_N): Add un-conditional profile call.
 551         (sim_core_read_unaligned_N, sim_core_write_unaligned_N): Add
 552         profile call when aligned read/write isn't used.
 553
 554         * sim-base.h: Include sim-profile, sim-model after sim-core &
 555         sim-events allow sim-core to define useful values.
 556
 557         * sim-profile.c (OPTION_PROFILE_CORE): Define.
 558         (profile_option_handler, profile_options): Add support for
 559         --profile-core option.
 560         (print_bar): Include when core profiling.
 561         (profile_print_core): New function, print core profile.
 562
 563         * sim-config.c (print_sim_config): Print profile status.
 564
 565         * sim-profile.h (PROFILE_NEXT_IDX, PROFILE_core,
 566         WITH_PROFILE_PC_P): Define.
 567         (PROFILE_CORE_COUNT): Count each core-map/size separatly.
 568         (PROFILE_COUNT_CORE): Define.
 569
 570 Thu Sep 11 08:44:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 571
 572         * sim-watch.c (handle_watchpoint): Pass a char** index into the
 573         interrupt_names array as the data.
 574         (sim-watch.h): Document.
 575
 576 Wed Sep 10 16:15:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 577
 578         * sim-options.c (sim_print_help): When the doc string is to long
 579         word wrap it.
 580
 581         * sim-watch.c (sim_watchpoint_install): Use option.doc_name so
 582         that only the first few the watch options are listed.  Generate
 583         meanginful usage messages.
 584
 585         * sim-options.h (struct OPTION): Clarify use of doc_name field
 586
 587 Wed Sep 10 13:23:24 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 588
 589         * sim-options.c (OPTION_ARCHITECTURE_INFO): New option.
 590         (standard_option_handler): Handle --architecture-info.
 591
 592 Tue Sep  9 21:46:46 1997  Felix Lee  <flee@cygnus.com>
 593
 594         * sim-core.h (sim_cpu_core): [WITH_XOR_ENDIAN + 1], to avoid
 595         illegal zero-sized array.
 596         * sim-core.c (sim_core_xor_read_buffer): same.
 597
 598 Tue Sep  9 11:20:35 1997  Doug Evans  <dje@canuck.cygnus.com>
 599
 600         * nltvals.def: Regenerate.
 601
 602 Tue Sep  9 02:10:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 603
 604         * sim-fpu.c (DP_FRACHIGH2): Define LL using SIGNED64.
 605
 606 Mon Sep  8 12:22:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 607
 608         * sim-bits.c (MASKED): Delete.
 609         (EXTRACTED): Delete.
 610         (LSEXTRACTED, MSEXTRACTED): New functions.
 611
 612         * sim-n-bits.h (MASKEDn): Delete, define as MSMASKED or LSMASKED.
 613         (MSMASKEDn, LSMASKEDn): Add last argument.
 614         (MSMASK*): Ditto.
 615
 616         * sim-bits.h (EXTEND8, EXTEND16): Define.
 617         (EXTRACTED64): Define as 64 bit extract, not 32 bit.
 618
 619         * sim-run.c (sim_engine_run): Use CPU_CIA macro.
 620
 621         * sim-engine.h (SIM_ENGINE_HALT_HOOK): Use CPU_CIA to get at
 622         current instruction address.
 623
 624         * sim-inline.h (*_ENGINE): Define.
 625
 626 Fri Sep  5 08:39:02 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 627
 628         * sim-core.c (sim_core_attach): Fix checks of modulo/mask.
 629
 630         * sim-watch.c (delete_watchpoint): Delete by ident and type.
 631         (watch_option_handler): Call delete_watchpoint with ident or type.
 632         (sim_watchpoint_install): Create interrupt specific watchpoint
 633         commands on the fly.
 634         (do_watchpoint_create): New function, create a watch point using
 635         type/int-nr info encoded in the option nr.
 636         (do_watchpoint_info): New function.  List active watchpoints.
 637
 638         * sim-watch.h: Change data structure to a list.
 639
 640         * sim-memopt.c (memory_option_handler): Require explicit "all"
 641         before deleting all memory regions.
 642
 643         * sim-utils.c (sim_do_commandf): New function, printf version of
 644         sim_do_command.
 645
 646         * sim-basics.h (asprintf, vasprintf): Hack, define for CYGWIN32.
 647
 648         * sim-alu.h (ALU64_ADD): Use explicit MSEXTRACTED64, do not assume
 649         bit endianness.
 650         (SIGNED64, UNSIGNED64): Delete.
 651         (ALU64_ADD): Don't rely on bit endianness.
 652         (ALU64_BEGIN): Define.
 653
 654         * sim-n-bits.h (MSEXTRACTEDn, LSEXTRACTED): New functions.
 655         (EXTRACTEDn): Delete, define as either LSEXTRACTED or MSEXTRACTED.
 656
 657         * sim-types.h (SIGNED64, UNSIGNED64): New macros, attach relevant
 658         suffix - u64, LL - to 64 bit constants.
 659
 660 Thu Sep  4 09:27:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 661
 662         * sim-config.c (sim_config): Add assert for SIM_MAGIC_NUMBER.
 663
 664         * sim-utils.h (NZALLOC): Define - zalloc * N.
 665
 666         * sim-hrw.c (sim_read, sim_write): New file.  Provide generic
 667         implementation of read/write functions.
 668
 669         * Make-common.in (sim-hrw.o): New target.
 670
 671         * sim-base.h (STATE_MEMOPT_P): Delete, simulators _always_ add
 672         memory.
 673
 674         * sim-memopt.c (memory_option_handler): Implement memory-size
 675         command. Implement memory-alias command.  Let memory-delete delete
 676         all memory regions.
 677         (add_memopt): New function.  Add a memory region.
 678         (do_memopt_delete): New function. Delete a memory region.
 679
 680         * sim-utils.c (sim_elapsed_time_get): Never return zero.
 681
 682         * sim-core.c (sim_core_detach): New function.
 683         (sim_core_map_detach): New function. Perform the actual detach.
 684         (sim_core_init): Move initialization code from here.
 685         (sim_core_install): To here.
 686         (sim_core_uninstall): And here.
 687
 688         * sim-module.c: Add memopt module.
 689
 690         * sim-base.h (STATE_MEMOPT, STATE_MEMOPT_P): Add memopt to
 691         simulator base type.
 692
 693         * Make-common.in (sim_main_headers): Add sim-memopt.h
 694         (sim-memopt.o): New target.
 695
 696         * sim-core.c (sim_core_install): Add core_options to the option
 697         table.
 698
 699         * sim-watch.c (watch_options): Make --delete-watch a synonym for
 700         --watch-delete.
 701
 702         * sim-config.h (WITH_MODULO_MEMORY): Define as 0.  Update
 703         comments.
 704
 705         * sim-core.h (struct _sim_core_mapping): Change nr_bytes to type
 706         address_word, add mask member.
 707
 708         * sim-core.h, sim-core.c (sim_core_attach): Make nr_bytes of type
 709         address_word, allow for 64bit targets in 32bit host. Add modulo
 710         argument.
 711         (sim_core_map_attach): Ditto.
 712         (new_sim_core_mapping): Ditto.
 713         (sim_core_translate): Mask address when modulo memory.
 714
 715 Wed Sep  3 17:32:54 1997  Doug Evans  <dje@seba.cygnus.com>
 716
 717         * sim-hload.c (sim_load): Add assert for SIM_MAGIC_NUMBER.
 718
 719         * gdbinit.in: New file.
 720         * aclocal.m4 (SIM_AC_OUTPUT): Build .gdbinit.
 721         * Make-common.in (distclean): Delete .gdbinit.
 722         (.gdbinit): Add rule for.
 723         * configure: Regenerated to track ../common/aclocal.m4 changes.
 724
 725         * Make-common.in (cgen-run.o): Add rule for.
 726
 727 Wed Sep  3 10:08:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 728
 729         * sim-resume.c (sim_resume): Suspend/resume the simulator.
 730
 731         * sim-events.c (sim_watch_valid): Compute total elapsed time from
 732         both resumed and previous elapsed time.
 733         (sim_events_init): Set initial_wallclock and current_wallclock to
 734         zero.
 735         (sim_events_install): Install sim_events_suspend and
 736         sim_events_resume.
 737         (sim_events_watch_clock): Allow for suspended simulator when
 738         computing the time of the clock event.
 739
 740         * sim-events.h (struct _sim_event): Add resume_wallclock, rename
 741         initial_wallclock to elapsed_wallclock, set both to zero.
 742         (sim_events_init, sim_events_uninstall): Delete prototypes.
 743
 744         * sim-module.h (MODULE_SUSPEND_FN, MODULE_RESUME_FN): Define types.
 745
 746         * sim-module.c(sim_module_resume, sim_module_suspend): New
 747         functions.
 748
 749 Wed Sep  3 10:08:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 750
 751         * sim-core.c (sim_core_map_attach): Clarify memory overlap error
 752         message.
 753
 754 Tue Sep  2 14:57:06 1997  Doug Evans  <dje@canuck.cygnus.com>
 755
 756         * Makefile.in (TAGS): Add support for "/* TAGS: foo */" marker.
 757         * Make-common.in (TAGS): Likewise.
 758         * sim-n-bits.h: Add TAGS comments for all functions.
 759         * sim-n-core.h: Likewise.
 760         * sim-n-endian.h: Likewise.
 761
 762 Mon Sep  1 10:50:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 763
 764         * sim-utils.c (sim_state_alloc): Set CPU backlinks, callback and
 765         kind.
 766
 767         * sim-base.h (sim_state_alloc): Add callback and kind arguments.
 768
 769         * sim-base.h (INVALID_INSTRUCTION_ADDRESS): Add default
 770         definition.
 771
 772 Sat Aug 30 09:47:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 773
 774         * sim-fpu.c (DP_GARDMSB, ...): Make unsigned.
 775         (DP_FRACHIGH, DP_FRACHIGH2, ..): Use MSMASK to avoid LL.
 776
 777 Fri Aug 29 13:37:44 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 778
 779         * sim-core.c (sim_core_map_attach): Cast attach enum to int.
 780         (sim_core_xor_read_buffer, sim_core_xor_write_buffer): Make
 781         nr_transfered and nr_this_transfer unsigned.
 782
 783         * sim-events.c (sim_events_tickn): N is signed, as limited to
 784         MAXINT.
 785
 786         * sim-n-endian.h (offset_N): Change size to unsigned.
 787
 788         * callback.c (os_poll_quit): Add prototypes for kbhit and getkey.
 789
 790 Fri Aug 29 10:10:53 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 791
 792         * sim-utils.c (sim_copy_argv): Delete, replaced by dupargv.
 793
 794         * sim-options.c (sim_parse_args): Use dupargv.
 795
 796 Thu Aug 28 10:36:34 1997  Doug Evans  <dje@canuck.cygnus.com>
 797
 798         * sim-options.c (standard_option_handler): Use xstrdup, not strdup.
 799
 800 Thu Aug 28 12:09:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 801
 802         * sim-base.h (STATE_ARCHITECTURE, STATE_TARGET): Add to simulator
 803         base type.
 804
 805         * sim-options.c (standard_options): Add --architecture=MACHINE and
 806         --target=TARGET options.
 807         (OPTION_ARCHITECTURE, OPTION_TARGET): Define.
 808         (standard_option_handler): Handle architecture and target options.
 809         (bfd.h): Include.
 810
 811         * sim-utils.c (sim_analyze_program): Pass STATE_TARGET to
 812         bfd_openr.
 813         (sim_analyze_program): Set prog_bfd architecture from
 814         STATE_ARCHITECTURE if known.
 815
 816 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 817
 818         * configure: Regenerated to track ../common/aclocal.m4 changes.
 819         * config.in: Ditto.
 820
 821 Wed Aug 27 18:11:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 822
 823         * aclocal.m4 (enable-sim-warnings): Remove comment stating
 824         that option does not apply to certain files.
 825
 826 Wed Aug 27 15:13:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 827
 828         * sim-bits.h (LSBIT8, LSBIT16, LSBIT32, LSBIT64, LSBIT, MSBIT8,
 829         MSBIT16, MSBIT32, MSBIT64, MSBIT): New macros - single bit as
 830         offset from MSB/LSB.
 831
 832         * sim-endian.h (A1_8, A2_8, A4_8, A1_4, A2_4, A1_2): New macro,
 833         access address of sub word quantity of a hosts 16, 32, 64 bit word
 834         type.
 835         (V1_2, V1_4, V2_4, V1_8, V2_8, V4_8): Ditto for values.
 836         (U8_1, U8_2, U8_4, U4_1, U4_2, U2_1): Ditto for set of values.
 837         (V2_H1, V2_L1, V4_H2, V4_L2, V8_L4, V8_H4): Given N byte argument,
 838         return N*2 byte value with argument in Hi/Lo word.  Renamed from
 839         V1_H2, V1_L2, V2_H4, V2_L4, V4_H8, V4_L8.
 840
 841         * sim-alu.h (ALU32_HAD_OVERFLOW): Use 64 bit mask not 32bit.
 842         (ALU16_HAD_CARRY, ALU32_HAD_CARRY, ALU16_HAD_OVERFLOW): Use MSBIT
 843         so that bit offset is explicit.
 844
 845 Wed Aug 27 11:55:35 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 846
 847         * sim-utils.c (sim_analyze_program): Add prog_name argument.
 848         Update STATE_PROG_BFD when needed with a dup'd copy of the
 849         program.
 850
 851         * sim-config.c (sim_config): Delete ABFD argument, use
 852         STATE_PROG_BFD directly.
 853
 854 Tue Aug 26 12:55:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 855
 856         * run.c (main): Pass the open ABFD to sim_create_inferior.
 857
 858         * nrun.c (main): Determine prog_bfd.  Pass to sim_create_inferior
 859         and sim_load.
 860         (bfd.h): Include.
 861
 862         * sim-hload.c (sim_load): New file. Implement generic sim_load for
 863         hardware only simulator targets.
 864
 865         * Make-common.in (sim-hload.o): Add rule.
 866
 867 Wed Aug 27 09:51:42 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 868
 869         * sim-utils.c (sim_copy_argv): Rewrite to match malloc strategy
 870         used by copyargv and freeargv.
 871
 872         * sim-options.c (sim_parse_args): Save a copy of PROG-ARGS in
 873         STATE_PROG_ARGV, not just a pointer.
 874
 875 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 876
 877         * configure: Regenerated to track ../common/aclocal.m4 changes.
 878         * config.in: Ditto.
 879
 880 Mon Aug 25 12:11:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 881
 882         * aclocal.m4 (sim-endian): Add second argument to
 883         SIM_AC_OPTION_ENDIAN.  First is hardwired endian, second is
 884         default endian when not hardwired.
 885
 886         * sim-config.h (WITH_DEFAULT_TARGET_BYTE_ORDER): New macro, if all
 887         else failes value for target byte order.
 888
 889         * sim-config.c (sim_config): Add abfd arguments. Set
 890         STATE_PROG_BFD accordingly.  Determine prefered_target_byte_order
 891         from same.
 892         (sim_config): Return SIM_RC, don't abort.
 893         (bfd.h): Include.
 894
 895         * run.c (main): Update call to sim_open - add ABFD argument.
 896         * nrun.c (main): Add NULL ABFD argument.
 897
 898 Thu Aug 14 12:48:57 1997  Doug Evans  <dje@canuck.cygnus.com>
 899
 900         * callback.c (os_poll_quit): Make static.
 901         Call sim_cb_eprintf, not p->eprintf.
 902         (sim_cb_printf, sim_cb_eprintf): New functions.
 903         * sim-utils.h (sim_cb_printf, sim_cb_eprintf): Declare.
 904
 905         * sim-basics.h (zalloc,zfree,sim_add_commas,SIM_ELAPSED_TIME,
 906         sim_elapsed_time_get,sim_elapsed_time_since): Move decls to
 907         sim-utils.h. #include sim-utils.h.
 908         * sim-utils.h: Above decls moved here.
 909         (sim_analyze_program,sim_load_file): Use `struct _bfd', not `bfd'.
 910
 911         * sim-watch.c (action_watchpoint): Fix thinkos.
 912
 913 Thu Jul 24 08:48:05 1997  Stu Grossman  (grossman@critters.cygnus.com)
 914
 915         * sim-types.h:  Fix defs of 64 bit data types for MSVC.
 916
 917 Tue Jul 22 10:35:37 1997  Doug Evans  <dje@canuck.cygnus.com>
 918
 919         * sim-n-core.h (sim_core_write_unaligned_N): Add missing break
 920         to FORCED_ALIGNMENT case.
 921
 922 Thu Jun  5 13:48:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 923
 924         * callback.c (target_to_host_open): Handle hosts with O_BINARY.
 925
 926 Thu Jun  5 08:47:10 1997  Jeffrey A Law  (law@cygnus.com)
 927
 928         * Make-common.in (libsim.a): Fix typo.
 929
 930 Thu Jun  5 13:48:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 931
 932         * nrun.c (main): Verify the structure returned before using it.
 933
 934 Wed Jun  4 11:44:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 935
 936         * sim-config.h (WITH_ENGINE): Enable the sim-engine module by
 937         default.
 938
 939         * sim-engine.c (sim_engine_install): New function.  Install the
 940         engine init functions.
 941         (sim_engine_init): [Re]initialize the simulator engine.
 942
 943         * sim-module.c: Add sim_engine to list of modules that always
 944         install.
 945
 946 Tue Jun  3 04:52:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 947
 948         * sim-watch.c (schedule_watchpoint): Use sim_unschedule_watchpoint
 949         to remove the old watchpoint, not delete_watchpoint.
 950         (watch_option_handler): Action the correct watchpoint, not just
 951         cycles.
 952
 953 Wed May 28 14:47:41 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 954
 955         * sim-n-core.h (sim_core_write_aligned_N): For 8byte reads, output
 956         both low and high word.
 957         (sim_core_write_aligned_N): Ditto.
 958
 959         * sim-trace.c (set_trace_options): Delete code explicitly setting
 960         core->trace.
 961
 962         * sim-options.c (sim_print_help): Call the list commands if not a
 963         standalone simulator.
 964         (sim_print_help): Advise that some options may not be applicable.
 965
 966         * sim-trace.c (set_trace_options): Assume core present.
 967
 968         * sim-events.c (sim_events_schedule_after_signal): Overflow signal
 969         buffer when full not almost full.
 970
 971 Tue May 27 14:32:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 972
 973         * sim-events.c (sim_events_process): Don't blat the event queue
 974         when processing watchpoints.
 975
 976         * sim-watch.h: Make arg unsigned long - stop sign extension.
 977
 978         * sim-events.c (sim_watch_valid): rewrite so debugable.
 979
 980         * sim-config.h (WITH_XOR_ENDIAN): Default to zero.
 981
 982         * sim-watch.c (schedule_watchpoint): Add is_within option so that
 983         inequality test is possible.
 984         (handle_watchpoint): Re-pass is_within arg.
 985         (watch_option_handler): When `!' prefix to pc-watchpoint arg pass
 986         0 to schedule_watchpoint's is_within arg.
 987         (sim_watchpoint_init): Re-pass is_within arg.
 988
 989         * sim-options.c (sim_print_help): Add is_command argument.  Don't
 990         include -- prefix when called from the command line interpreter.
 991
 992         * sim-watch.c (schedule_watchpoint): Pass true is_within argument.
 993
 994         * sim-events.c (sim_events_watch_sim): Add is_within argument,
 995         zero indicates that the test should be reversed.
 996         (sim_events_watch_core): Ditto.
 997         (WATCH_CORE): Compare range against is_within.
 998         (WATCH_SIM): Ditto.
 999
1000 Tue May 27 12:48:03 1997  Andrew Cagney  <cagney@b2.cygnus.com>
1001
1002         * sim-events.c (WATCH_CORE): Pass NULL cpu argument to
1003         sim_core_read_buffer.  Check nr-bytes transfered.
1004
1005         * sim-core.h (sim_core_common): Define a new struct that contains
1006         the common data.  to sd and cpu structures.
1007         * sim-core.c (sim_core_attach): Update.
1008         (sim_core_init): Update. Remember to copy initialized data to each
1009         cpu.
1010         (sim_core_find_mapping): Ditto.
1011
1012         * sim-core.c (sim_core_read_buffer): Add cpu argument.
1013         (sim_core_write_buffer): Ditto.
1014
1015         * sim-n-core.h (sim_core_read_unaligned_N): When mis-aligned
1016         transfer use xor version of read buffer.
1017         (sim_core_write_unaligned_N): Ditto for write.
1018
1019         * sim-core.c (sim_core_xor_read_buffer): New function implement
1020         xor-endian data read breaking transfer up into xor-endian sized
1021         blocks.
1022         (sim_core_xor_write_buffer): Ditto for write.
1023         (reverse_n): Reverse order of arbitrary number of bytes in buffer
1024         - needed for xor-endian transfers.
1025
1026 Fri May 23 14:24:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1027
1028         * sim-inline.h: Review description.
1029
1030         * sim-core.h, sim-core.c: Reduce number of functions being inlined
1031         to just those involved in data transfers and configuration.
1032
1033         * sim-xcat.h (XSTRING): New macro, map macro definition onto
1034         string.
1035         * sim-n-core.h (sim_core_read_aligned_N): Use.
1036         (sim_core_read_unaligned_N): Ditto.
1037         (sim_core_read_unaligned_N): Ditto..
1038         (sim_core_write_unaligned_N): Ditto.
1039
1040         * sim-core.h: Add xor endian bitmap to main structure.  *
1041
1042         sim-n-core.h (sim_core_write_aligned_N): Add suport for xor
1043         endian.
1044         (sim_core_read_aligned_N): Ditto.
1045
1046         * sim-core.c (sim_core_set_xor_endian): New function.
1047         (sim_core_attach): Don't overwrite the per-cpu xor map when
1048         cloning the global core.
1049
1050 Fri May 23 10:53:13 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1051
1052         * sim-engine.h: Update below so that it is using an enumerated
1053         type.
1054
1055 Thu May 22 09:12:16 1997  Gavin Koch  <gavin@cygnus.com>
1056
1057         * sim-engine.c (sim_engine_restart):
1058         * sim-resume.c (sim_resume): Change longjmp param/setjmp
1059         return value used for simulator restart from 0 to 2.
1060
1061 Wed May 21 08:47:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1062
1063         * cgen-scache.c (scache_option_handler): Add is_command arg.
1064
1065         * sim-model.c (model_option_handler): Add is_command argument.
1066
1067         * sim-profile.c (profile_option_handler): Add is_command arg.
1068
1069         * sim-events.c (sim_watch_valid): Use ub64, lb64 when 64bit value
1070         involved.
1071
1072         * sim-module.c (sim_module_add_init_fn): Call init fn in the same
1073         order that they are registered.
1074
1075         * sim-options.h (OPTION_HANDLER): Add argument to differentiate
1076         between option and command line processing.
1077
1078         * sim-options.c: Include stdlib.h, ctype.h.
1079
1080         * Make-common.in (sim-watch.o): Add rule.
1081         (sim_main_headers): Assume sim-assert.h included.
1082         (sim-*.o): Simplify make rule.
1083
1084         * sim-module.c: Add sim_watch_install to module list.
1085
1086 Tue May 20 14:15:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1087
1088         * sim-base.h (STATE_LOADED_P): New predicate. Set once everything
1089         has been loaded.
1090
1091         * sim-trace.c (trace_install): Check magic. Include sim-assert.h.
1092         * sim-events.c (sim_events_install): Ditto.
1093         * sim-core.c (sim_core_install): Ditto.
1094         * sim-model.c (model_install): Ditto.
1095         * sim-options.c (standard_install): Ditto.
1096         * sim-profile.c (profile_install): Ditto.
1097         * sim-reason.c (sim_stop_reason): Ditto.
1098         * sim-run.c (sim_engine_run): Ditto.
1099         * sim-utils.c (sim_analyze_program): Ditto.
1100
1101         * sim-module.c (modules): Make profile_install and trace_install
1102         optional.
1103
1104         * sim-base.h (STATE_MEM_BASE): Define for flat memory systems.
1105
1106         * sim-options.c (standard_option_handler): Set the byte order.
1107
1108         * sim-events.c (sim_events_process): Allow multi tick processing.
1109         (sim_events_tickn): New function - multi cycle tick.
1110
1111         * sim-events.h (sim_events_tickn, sim_events_timewarp): Add
1112         prototypes.  Under development.
1113         (sim_events): Replace processing with nr_ticks_to_process.
1114
1115 Tue May 20 09:39:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1116
1117         * nrun.c (main): Pass callbacks to sim_open instead of using
1118         sim_set_callbacks.
1119
1120         * run.c (main): Ditto.
1121
1122 Mon May 19 12:07:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1123
1124         * sim-events.c (sim_events_zalloc): Signal save memory allocator -
1125         stop tk interrupting malloc calls.
1126         (sim_events_zalloc): Converse.
1127
1128         * Make-common.in (sim_main_headers): Add sim-events.h.
1129
1130         * sim-events.c (sim_events_schedule_after_signal): Change return
1131         type to void - signal events are strictly internal.
1132         (sim_events_init): Allocate a finite buffer for signal events.
1133         (sim_events_schedule_after_signal): Enter signal events into the
1134         signal buffer.
1135
1136         * sim-engine.c (sim_engine_halt): Check SIM_DESC magic.
1137         (sim_engine_restart): Ditto.
1138         (sim_engine_abort): Ditto.
1139         * sim-stop.c (sim_stop): Ditto.
1140         (control_c_simulation): Ditto.
1141         * sim-resume.c (sim_resume): Ditto.
1142         (has_stepped): Ditto.
1143         * sim-abort.c (sim_engine_abort): Ditto.
1144
1145         * sim-basics.h (transfer_type): New type.
1146
1147         * sim-core.c (sim_core_signal): New function. Print core signal
1148         information.
1149         (sim_core_find_mapping): Add transfer argument.
1150
1151         * sim-n-core.h (sim_core_{write,write}_unaligned_N): Call
1152         SIM_CORE_SIGNAL if a recoverable abort.
1153         * sim-core.c (sim_core_find_mapping): Ditto.
1154
1155 Fri May 16 15:13:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1156
1157         * sim-core.c (sim_core_find_mapping): Replace calls to
1158         sim_io_error to more resiliant sim_engine_abort.
1159
1160         * sim-n-core.h (sim_core_read_unaligned_N): Ditto.
1161         (sim_core_write_unaligned_N): Ditto.
1162
1163 Tue May 13 13:50:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1164
1165         * sim-module.c: Add sim_events_install to list.
1166
1167         * sim-events.c (sim_events_install, sim_events_uninstall): Clonse
1168         from sim_core_*.
1169         (sim_events_init): Now returns SIG_RC.
1170
1171         * sim-run.c: New file. Generic sim_engine_run.
1172         * sim-reason.c: New file. Generic sim_stop_reason.
1173         * sim-stop.c: New file. Generic sim_stop.
1174         * sim-resume.c: New file. Generic sim_resume.
1175
1176         * Make-common.in (sim-engine.o): Add rule.
1177         (sim-run.o, sim-reason.o, sim-stop.o, sim-resume.o): Ditto.
1178
1179         * sim-engine.h, sim-engine.c: New file. Provide generic
1180         implementation of sim_engine_halt, sim_engine_error. et.al.
1181
1182         * sim-base.h (sim_state_base): Add member halt.
1183         (sim-engine.h): Include.
1184
1185         * sim-events.h (sim_event_handler): Always pass SIM_DESC to event
1186         handlers.
1187         * sim-events.c (sim_events_poll): Update event handler.
1188
1189 Tue May 13 09:57:49 1997  Andrew Cagney  <cagney@b2.cygnus.com>
1190
1191         * sim-events.h, sim-events.c (sim_events_watch_clock): New
1192         function.
1193         (sim_events_watch_sim): New function.
1194         (sim_events_watch_core): New function.
1195         (sim_watch_valid): New function.
1196         (sim_events_preprocess): New function.
1197         (sim_events_process): Process the watchpoints as well as the timer
1198         queue.
1199         (sim_events_tick): Check WORK_PENDING instead of the hold queue.
1200         (sim_events_deschedule): Check all the queues when removing an
1201         event.
1202         (sim_events_init): Ditto for cleaning.
1203
1204 Mon May 19 12:07:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1205
1206         * sim-fpu.c (is_ufpu_number): Comment out - currently unused.
1207
1208 Mon May 19 11:23:03 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1209
1210         * callback.c (os_open): Type of arg flags is int.
1211
1212 Fri May 16 22:26:43 1997  Michael Meissner  <meissner@cygnus.com>
1213
1214         * sim-fpu.c (sim_fpu_is_{eq,ne,lt,le,gt,ge}): Compare Infinities
1215         just like normal numbers as per IEEE rules.
1216
1217 Wed May 14 21:20:38 1997  Bob Manson  <manson@charmed.cygnus.com>
1218
1219         * callback.c (os_close): Mark the descriptor as being
1220         available if the close succeeded.
1221         (os_open): Pass 0644 as the mode of the file being created.
1222
1223 Thu May 15 10:58:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1224
1225         * sim-fpu.c (pack_fpu, unpack_fpu): New functions - decode a
1226         float.
1227
1228         * sim-inline.c (SIM_INLINE_C): Rename from _SIM_INLINE_C_.
1229         * sim-lnline.h: Update.
1230
1231         * sim-fpu.h, sim-fpu.c (sim_fpu_[iu]{32,64}to): New int2fp
1232         conversion functions.
1233         (sim_fpu_to{32,64}[iu]): New fp2int functions.
1234
1235         * sim-fpu.h, sim-fpu.c (sim_fpu_is_{lt,le,eq,ne,ge,gt}): New fp
1236         compare functions.  Replacing.
1237         (sim_fpu_cmp): This. Delete.
1238
1239 Mon May 12 14:49:05 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1240
1241         * sim-core.c (sim_core_find_mapping): Call engine_error not
1242         sim_io_error when possible.
1243
1244 Mon May 12 08:55:07 1997  Andrew Cagney  <cagney@b2.cygnus.com>
1245
1246         * sim-endian.h (V1_H2): Add macro's to insert a word into a
1247         high/low double word.
1248
1249         * sim-trace.h: Remove definition of attribute - defined in
1250         sim_basics.h.
1251
1252 Mon May 12 08:55:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1253
1254         * sim-options.h (struct OPTION): Add doc_opt as the documenting
1255         name of the option - or family of options.
1256
1257         * sim-options.c (sim_args_command): Match command `a-b c' with
1258         option `--a-b-c' from option table.
1259
1260 Thu May  8 12:40:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1261
1262         * sim-options.c (sim_print_help): For optional arguments, wrap
1263         them in [].
1264
1265         * sim-trace.c (set_trace_options): New function, handle optional
1266         argument and multiple assignment.
1267         (trace_option_handler): Update.
1268
1269         * sim-trace.c (trace_option_handler): Trace branch and not fpu
1270         when branch tracing selected.
1271
1272 Wed May  7 15:19:58 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1273
1274         * sim-trace.c (trace_one_insn): Make a va-args function.
1275
1276         * sim-trace.c (trace_vprintf): New function, va-arg version of
1277         trace_printf.
1278
1279 Tue May  6 16:38:16 1997  Doug Evans  <dje@canuck.cygnus.com>
1280
1281         * sim-trace.c (trace_uninstall): Don't close a file twice.
1282         * sim-profile.c (profile_uninstall): Likewise.
1283
1284 Tue May  6 06:14:01 1997  Mike Meissner  <meissner@cygnus.com>
1285
1286         * sim-trace.c (toplevel): Include bfd.h.
1287         (trace_options): Note that --trace-linenum also turns on
1288         --trace-insn.  Add --trace-{branch,semantics}.
1289         (trace_option_handler): If --trace-linenum, also turn on
1290         --trace-insn.  Add --trace-branch support.  If --trace-semantics,
1291         turn on ALU, FPU, branch, and memory tracing.
1292         (trace_one_insn): New function to trace an instruction.  Support
1293         --trace-linenum.
1294         (OPTION_TRACE_*): Use an enum, rather than lots of defines.
1295
1296         * sim-trace.h (TRACE_{SEMANTICS,BRANCH}_IDX): Add new macros.
1297         (MAX_TRACE_VALUES): Use 32, not 12 by default.
1298         (TRACE_branch): Add new mask.
1299         (TRACE_*_P): Define all possible trace_p macros.
1300         (trace_one_insn): Declare function.
1301
1302 Mon May  5 14:08:34 1997  Mike Meissner  <meissner@cygnus.com>
1303
1304         * sim-trace.h (__attribute__): Define as nothing if not GNU C or
1305         GNU C doesn't support __attributes__.
1306         ({trace,debug}_printf): Add attribute's so -Wformat can check the
1307         format strings.
1308
1309 Mon May  5 11:16:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1310
1311         * sim-config.h (FORCED_ALIGNMENT): New alignment option -
1312         addresses are masked forcing them to be correctly aligned.
1313         (WITH_ALIGNMENT): Make NONSTRICT_ALIGNMENT the default.
1314         * sim-config.c (config_alignment_to_a): Update.
1315
1316         * sim-core.h (sim_cpu_core): New data type contains cpu specific
1317         core data.
1318         * sim-base.h (CPU_CORE): Add cpu specific core data to cpu base
1319         type.
1320         * sim-core.c (sim_core_attach): Add CPU argument.  Ready for
1321         processor specific core maps.
1322         (sim_core_map_attach): Copy the core map data to each of the
1323         processor specific core data structures.
1324         * sim-core.c (sim_core_find_mapping): Update.
1325
1326         * sim-n-core.h (sim_core_read_N, sim_core_write_N): Rename.
1327         (sim_core_write_aligned_N, sim_core_write_aligned_N): New names.
1328         (sim_core_write_unaligned_N, sim_core_write_unaligned_N): New
1329         alternatives that handle unaligned addresses.
1330         (sim_core_{read,write}_{,un}aligned_N): Drop SIM_DESC arg, replace
1331         with just CPU arg.
1332         * cgen-utils.c (sim_disassemble_insn): Update.
1333
1334 Mon May  5 13:19:16 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1335
1336         * sim-trace.h (TRACE_FPU_IDX): Add Floating-point specific
1337         tracing.
1338
1339         * sim-fpu.h, sim-fpu.c: New files - prototype for generic target
1340         fpu support.
1341
1342         * sim-inline.h, sim-inline.c: Add support for SIM_FPU.
1343
1344 Fri May  2 17:59:42 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1345
1346         * sim-core.c (sim_core_map_to_str): New function ascii equivalent
1347         to map type.
1348
1349         * sim-n-core.h (sim_core_read_N, sim_core_write_N): Use in trace
1350         statement.
1351
1352 Fri May  2 17:28:02 1997  Andrew Cagney  <cagney@b2.cygnus.com>
1353
1354         * cgen-trace.c: Prepend additional trace_printf argument.
1355
1356         * cgen-utils.c (sim_disassemble_insn): Add additional core
1357         arguments.
1358
1359 Fri May  2 11:40:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1360
1361         * nrun.c (main): Catch/report errorenous simulator states.
1362
1363         * sim-module.c: #include "libiberty.h" so that xmalloc is defined.
1364         * sim-trace.c: #include string.h/strings.h so that memset is
1365         defined.
1366         * sim-utils.c: Ditto.
1367         * sim-profile.c: Ditto. And stdlib.h.
1368         (print_bar): Only define when used by instruction or memory profiler.
1369
1370         * sim-options.c (standard_option_handler): Make ul more local.
1371
1372         * sim-load.c (sim_load_file): Make the name constant.
1373         (sim_load_file): Passify gcc.
1374
1375         * sim-utils.h: New file, pre-declare utilites in corresponding .c
1376         file.
1377         * sim-utils.c, sim-load.c: Include sim-utils.h.
1378
1379         * sim-base.h (sim_cpu): Pre define here so available to all.
1380
1381         * sim-core.h (DECLARE_SIM_CORE_WRITE_N, DECLARE_SIM_CORE_READ_N):
1382         Restore the sim_cpu and instruction_address arguments so that full
1383         information is available to the abort function.
1384         * sim-core.c (sim_core_find_mapping, sim_core_write_buffer): Ditto.
1385         * sim-n-core.h (sim_core_write_N, sim_core_read_N): Update.
1386
1387         * sim-trace.h, sim-trace.c (trace_option_handler): Add interim
1388         tracing support for sim-events and sim-core.
1389         (trace_option_handler): Convert #if to if where possible so always
1390         compiled/checked by C compiler.
1391         * sim-n-core.h (sim_core_write_N, sim_core_read_N): Update.
1392
1393         * sim-base.h: Adjust comment documenting how to define the cpu
1394         structure.
1395         (sim_state_base): Add sim_core and sim_events to simulator base
1396         object.
1397
1398         * sim-trace.h, sim-trace.c (trace_printf): Add SIM_DESC argument.
1399         * sim-core.c (sim_core_init, sim_core_attach,
1400         sim_core_find_mapping): Update.
1401         * sim-events.c (ETRACE, sim_events_init, sim_events_time,
1402         update_time_from_event, insert_sim_event,
1403         sim_events_schedule_after_signal, sim_events_deschedule,
1404         sim_events_tick): Ditto.
1405
1406         * sim-basics.h (sim-module.h, sim-trace.h, sim-profile.h,
1407         sim-model.h): Move #includes from here.
1408         * sim-base.h: To here.
1409         (sim-core.h, sim-events.h, sim-io.h): Include also
1410
1411 Wed Apr 30 15:37:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1412
1413         * callback.c (default_callback): Missing initialisers.
1414
1415 Thu May  1 10:40:47 1997  Doug Evans  <dje@canuck.cygnus.com>
1416
1417         * sim-utils.c (sim_add_commas): New function.
1418         * sim-basics.h (sim_add_commas): Add prototype.
1419         * cgen-scache.c (scache_print_profile): Print commas in numbers.
1420         * sim-profile.c (COMMAS): New macro.
1421         (print_*): Use it to print commas in numbers.
1422
1423         * configure: Regenerated.
1424
1425         * cgen-sim.h (sim_signal_type): Add SIM_SIGINT.
1426         (cgen_state): New member run_fast_p.
1427         (cgen_init): Add prototype.
1428         (sim_disassemble_insn): New arg `cpu'.
1429         * cgen-trace.c (trace_insn): Update call to sim_disassemble_insn.
1430         * cgen-utils.c (cgen_init): New function.
1431         (sim_disassemble_insn): New arg `cpu'.  Rewrite fetching of insn.
1432         * genmloop.sh: Call engine_halt if loop exits.
1433
1434         * Makefile.in (sim-options_h): Define.
1435         (sim-{module,options,trace,profile,utils}.o): Clean up dependencies.
1436         (sim-model.o): Add new rule.
1437         (cgen-{scache,trace,utils}.o): Add new rules.
1438         * aclocal.m4 (SIM_AC_OPTION_{SCACHE,DEFAULT_MODEL}): Add.
1439         * cgen-scache.c (scache_print_profile): Change `sd' arg to `cpu'.
1440         Indent output by 2 spaces.
1441         * cgen-scache.h (scache_print_profile): Update.
1442         * cgen-trace.c (trace_insn_fini): Indent output by 2 spaces.
1443         Use trace_printf, not fprintf.
1444         (trace_extract): Use trace_printf, not cgen_trace_printf.
1445         * genmloop.sh (!FAST case): Increment `insn_count'.
1446         * sim-base.h (sim_state_base): Only include scache_size if WITH_SCACHE.
1447         (sim_cpu_base): Rename member `sd' to `state' to be consistent with
1448         access macro's name.
1449         * sim-core.c (sim_core_init): Use EXTERN_SIM_CORE to define it.
1450         Change return type to SIM_RC.
1451         (sim_core_{install,uninstall}): New functions.
1452         * sim-core.h (sim_core_{install,uninstall}): Declare.
1453         (sim_core_init): Use EXTERN_SIM_CORE to define it.
1454         Change return type to SIM_RC.
1455         * sim-model.h (models,machs,model_install): Declare.
1456         * sim-module.c (modules): Add scache_install, model_install.
1457         (sim_post_argv_init): Set cpu->state backlinks.
1458         * sim-options.c (standard_options): Delete --simcache-size,--max-insns.
1459         (standard_option_handler): Likewise.
1460         * sim-profile.c (PROFILE_{HISTOGRAM,LABEL}_WIDTH): Move to
1461         sim-profile.h.
1462         (*): Assume ANSI C.
1463         (profile_options): Delete --profile-simcache.
1464         (profile_option_handler): Likewise.
1465         (profile_print_insn): Change `sd' arg to `cpu'.  Indent output 2
1466         spaces.
1467         (profile_print_{memory,model}): Likewise.
1468         (profile_print_simcache): Delete.
1469         (profile_print_speed): New function.
1470         (profile_print): Rewrite.
1471         * sim-profile.h (PROFILE_scache): Renamed from PROFILE_simcache.
1472         (WITH_PROFILE_SCACHE_P): Renamed from WITH_PROFILE_SIMCACHE_P.
1473         (PROFILE_DATA): Delete members simcache_{hits,misses}.
1474         (PROFILE_COUNT_SIMCACHE_{HIT,MISS}): Delete.
1475         (PROFILE_{CALLBACK,CPU_CALLBACK}): New types.
1476         (profile_print): Update prototype.
1477
1478 Wed Apr 30 11:34:14 1997  Doug Evans  <dje@canuck.cygnus.com>
1479
1480         * cgen-scache.[ch], cgen-sim.h: New files.
1481         * cgen-trace.[ch], cgen-types.h, cgen-utils.c, genmloop.sh: New files.
1482         * sim-model.c: New file.
1483
1484         * Make-common.in (clean targets): Undo patch of Apr. 22.
1485
1486 Fri Apr 25 15:28:32 1997  Mike Meissner  <meissner@cygnus.com>
1487
1488         * sim-n-bits.h (signed): If we have a standard compiler, undef
1489         signed, so that signedN is defined correctly.
1490
1491 Thu Apr 24 00:00:07 1997  Doug Evans  <dje@canuck.cygnus.com>
1492
1493         * sim-module.h, sim-model.h, sim-profile.h: New files.
1494         * sim-module.c, sim-profile.c: New files.
1495         * Make-common.in (SIM_PROFILE): Define
1496         (CONFIG_CFLAGS): Add $(SIM_PROFILE).
1497         (sim_main_headers): Add sim-module.h, sim-model.h, sim-profile.h.
1498         (sim_module.o,sim-profile.o): Add rules for.
1499         * aclocal.m4 (--enable-sim-trace): Allow symbolic arguments.
1500         (--enable-sim-profile): Add.
1501         * configure: Regenerated.
1502         * sim-base.h (sim_state_base): New members init_list, uninstall_list,
1503         model.  Move trace and profile support to sim-{trace,profile}.h.
1504         New members trace_data, profile_data.
1505         * sim-basics.h: #include sim-module.h, sim-model.h, sim-profile.h.
1506         * sim-config.h: Provide default definition of WITH_PROFILE.
1507         (WITH_TRACE): Change default to -1.
1508         (MAX_NR_PROCESSORS): Always define.
1509         * sim-options.c: Move trace and profile support to
1510         sim-{trace,profile}.h.
1511         (sim_pre_argv_init): Moved to sim-model.c.
1512         (standard_install): New function.
1513         * sim-options.h (sim_pre_argv_init): Move decl to sim-model.c.
1514         (standard_install): Declare.
1515         * sim-trace.c: Tracing option handling moved here from sim-options.c.
1516         (trace_install, trace_uninstall): New functions.
1517         (trace_printf): Update reference to TRACE_FILE.
1518         * sim-trace.h (TRACE_FOO_IDX): Moved here from sim-base.h.
1519         (TRACE_foo): Bit masks for symbolic arguments to --enable-sim-trace.
1520         (WITH_TRACE_FOO_P): Define.
1521         (trace_install): Declare.
1522         (TRACE_DATA): New struct.
1523
1524 Wed Apr 23 17:23:15 1997  Doug Evans  <dje@canuck.cygnus.com>
1525
1526         * run.c: Undo last exec_bfd patch.
1527         (main): Only pass -E ifdef SIM_HAVE_BIENDIAN.
1528
1529 Wed Apr 23 17:54:27 1997  Mike Meissner  <meissner@cygnus.com>
1530
1531         * run.c (exec_bfd): Add back in.
1532         (main): Set exec_bfd.
1533
1534 Tue Apr 22 14:43:46 1997  Doug Evans  <dje@canuck.cygnus.com>
1535
1536         * sim-load.c (sim_load_file): #include <stdio.h> for NULL.
1537
1538 Wed Apr 23 02:55:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1539
1540         * sim-events.c (insert_sim_event): Call sim_io_error instead of
1541         less well defined engine_error.
1542         * sim-core.c: Ditto.
1543
1544 Tue Apr 22 08:48:16 1997  Stu Grossman  (grossman@critters.cygnus.com)
1545
1546         * Make-common.in:  Change clean targets to use :: so that other
1547         Makefiles can have their own clean targets.
1548         * sim-load.c (xprintf eprintf):  Use ANSI_PROTOTYPES instead of
1549         __STDC__ to control use of stdarg vs. varargs syntax.  Some
1550         systems can't use __STDC__, but require stdarg.
1551
1552 Fri Apr 18 11:14:43 1997  Doug Evans  <dje@canuck.cygnus.com>
1553
1554         * sim-options.c (standard_options): Add --endian.
1555         (standard_option_handler): Likewise.
1556
1557         * nrun.c: #include <signal.h>.
1558         (main, cntrl_c): Wrap calls to sim_resume in a SIGINT
1559         handler that calls sim_stop ().
1560
1561 Fri Apr 18 13:11:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1562
1563         * run.c (main, cntrl_c): Wrap calls to sim_resume in a SIGINT
1564         handler that calls sim_stop ().  Simulators may still be
1565         establishing their own handler.
1566
1567         * sim-events.c (sim_events_poll): Rename from
1568         sim_events_at_large_int.  Poll IO.
1569
1570         * sim-io.c (sim_io_poll_quit): New function - pass on a polling
1571         request.
1572
1573         * callback.c (os_poll_quit): New function poll for quit signal
1574         where needed.
1575         (default_callback): Include magic number.
1576
1577 Thu Apr 17 02:25:11 1997  Doug Evans  <dje@canuck.cygnus.com>
1578
1579         * aclocal.m4: Check for headers time.h, sys/time.h, sys/resource.h.
1580         Check for functions getrusage, time.
1581         * sim-basics.h (SIM_ELAPSED_TIME): New typedef.
1582         (sim_elapsed_time_get, sim_elapsed_time_since): Add prototypes.
1583         * sim-utils.c: #include time.h, sys/time.h, sys/resource.h if able.
1584         (sim_elapsed_time_get, sim_elapsed_time_since): New functions.
1585
1586         * sim-utils.c (sim_copy_argv, sim_analyze_program): New functions.
1587
1588         * sim-options.c, sim-options.h: New files.
1589         * sim-config.h (WITH_DEBUG): Provide default value of zero.
1590         * Make-common.in (nrun.o): Add rules for.
1591         * nrun.c: New file.
1592
1593         * run.c (main): Check return value of sim_open.
1594
1595         * Make-common.in (sim-options.o, sim-load.o, sim-trace.o): Add rules.
1596         (sim_main_headers): Add sim-trace.h.
1597         * run.c (exec_bfd, target_byte_order): Delete.
1598         (main): Pass -E <endian> to sim_open.  Delete code to load sections,
1599         call sim_load instead.  Check return code of sim_create_inferior.
1600         * sim-base.h (CURRENT_STATE): Define.
1601         (sim_state_base): Make typedef.  New members options, prog_argv,
1602         prog_bfd, text_{section,start,end}, start_addr, simcache_size,
1603         mem_size, memory [+ corresponding access macros].
1604         (sim_cpu_base): New typedef.
1605         * sim-trace.h: New file.
1606         * sim-trace.c: New file.
1607         * sim-basics.h: #include it.
1608         * sim-load.c: New file.
1609
1610 Tue Apr 15 15:10:13 1997  Ian Lance Taylor  <ian@cygnus.com>
1611
1612         * Make-common.in (INSTALL): Set to @INSTALL@.
1613         (INSTALL_XFORM, INSTALL_XFORM1): Remove.
1614         (install-common): Depend upon installdirs.  Use
1615         $(program_transform_name) directly, rather than using
1616         $(INSTALL_XFORM).
1617         (installdirs): New target.
1618         * Makefile.in (INSTALL): Set to @INSTALL@.
1619         (INSTALL_XFORM, INSTALL_XFORM1): Remove.
1620         (install-man): Depend upon installdirs.  Use
1621         $(program_transform_name) directly, rather than using
1622         $(INSTALL_XFORM).
1623         (installdirs): New target.
1624
1625 Tue Apr 15 15:08:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1626
1627         * sim-assert.h (SIM_ASSERT, ASSERT): Allow these macros to
1628         be overriden.
1629
1630 Wed Apr  9 16:06:44 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1631
1632         * sim-basics.h: Only bring in config.h and tconfig.h if
1633         HAVE_CONFIG_H.
1634
1635 Mon Apr  7 11:39:45 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1636
1637         * sim-config.h (WITH_TARGET_WORD_MSB): New Macro. Define the bit
1638         numbering convention of the target.
1639         * sim-config.c (print_sim_config): Print WITH_TARGET_WORD_BITSIZE
1640         and WITH_TARGET_WORD_MSB.
1641         (sim_config): When possible, check for consistency with bitsize
1642         and msb.
1643
1644         * sim-bits.h: Allow MSB to be other than zero.
1645         * sim-bits.c: Ditto.
1646         * sim-n-bits.h: Ditto.
1647
1648         * sim-bits.h (MSMASK*): New macros - converce to LSMASK*.
1649         * sim-n-bits.h (MSMASKEDn): Ditto.
1650
1651 Mon Apr 14 16:29:21 1997  Ian Lance Taylor  <ian@cygnus.com>
1652
1653         * Makefile.in (INSTALL): Change install.sh to install-sh.
1654
1655 Mon Apr  7 10:46:38 1997  Doug Evans  <dje@canuck.cygnus.com>
1656
1657         * sim-base.h (sim_state_base): Move `magic' to end of struct.
1658
1659 Mon Apr  7 15:53:21 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1660
1661         * run.c (main): Check that a program to run was specified.
1662
1663 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1664
1665         * aclocal.m4 (AC_TYPE_SIGNAL): Add check.
1666
1667         * configure: Regenerated to track ../common/aclocal.m4 changes.
1668         * config.in: Ditto.
1669
1670 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
1671
1672         * sim-endian.h: Move host {LITTLE,BIG}_ENDIAN support from here,
1673         * sim-config.h: To here.
1674
1675         * Make-common.in (SIM_EXTRA_DEPS): New config var.
1676         (sim_main_headers): Define.
1677         (sim-*.o): Depend on $(SIM_EXTRA_DEPS).
1678         (BUILT_SRC_FROM_COMMON): Move here from ../d30v/Makefile.in.
1679         (clean): Use it.
1680         (sim-utils.o): Add rule for.
1681         * sim-utils.o: New file.
1682         * sim-basics.h: #include sim-base.h.
1683         (zalloc): Make argument unsigned long.
1684         * sim-base.h: New file.
1685         * sim-inline.h (SIM_IO support): Delete.
1686         * sim-io.h: Delete inline support.
1687         * sim-io.c: Likewise.  sim-state.h renamed to sim-main.h.
1688         * sim-config.c: sim-state.h renamed to sim-main.h.
1689         * sim-core.c: Likewise.
1690         * sim-events.c: Likewise.
1691
1692         * run.c (main): Pass SIM_OPEN_STANDALONE to sim_open.
1693
1694         * aclocal.m4: Check for stdlib.h, string.h, strings.h, unistd.h.
1695         (sim-debug): Allow arguments.  Define WITH_DEBUG in addition to
1696         -DDEBUG.
1697         * configure: Regenerated to track ../common/aclocal.m4 changes.
1698
1699 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1700
1701         * configure: Regenerated to track ../common/aclocal.m4 changes.
1702
1703 Wed Apr  2 11:08:11 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1704
1705         * sim-config.h (WITH_ALIGNMENT, WITH_FLOATING_POINT,
1706         WITH_XOR_ENDIAN, WITH_SMP, WITH_RESERVED_BITS): Assume that these
1707         are defined by the configure.
1708
1709         * aclocal.m4 (sim-stdio): Add option stdio from ../ppc configure.
1710
1711         * aclocal.m4 (floating-point, xor-endian, alignment, smp,
1712         reserved-bits): Always define.
1713
1714         * sim-config.h, sim-config.c (sim_config): New function - and new
1715         file - co-ordinate the setting/checking of the common simulator
1716         configuration options.
1717
1718         * Make-common.in (sim-config.o): Add rule.
1719
1720 Fri Mar 28 15:32:00 1997  Mike Meissner  <meissner@cygnus.com>
1721
1722         * callback.c (os_{,e}vprintf_filtered): Change stdarg type to
1723         va_list from void *, since va_list might not be a pointer type.
1724
1725 Mon Mar 24 15:27:12 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1726
1727         * sim-n-endian.h (offset_N): Correct assertion - word and sub word
1728         in wrong order.
1729         (offset_N): Correct computation of LE offset.
1730
1731         * sim-io.c (sim_io_error): Include a new line when reporting
1732         errors.
1733
1734         * sim-assert.h (SIM_FILTER_PATH): Out by one when locating last
1735         `/'.
1736
1737 Thu Mar 20 22:31:06 1997  Jeffrey A Law  (law@cygnus.com)
1738
1739         * run.c: Include alloca-conf.h.
1740
1741         * callback.c (os_evprintf_filtered): Fix typo.
1742
1743 Fri Mar 21 13:36:20 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1744
1745         * run.c (string.h, strings.h, stdlib.h): Include.
1746
1747         * sim-events.c (sim_events_tick): Recent cleanup failed to return
1748         0 when nothing pending.
1749
1750         * run.c (sim_size, sim_trace): Plicate GCC - these two functions
1751         will soon be going away.
1752         (getopt): Plicate GCC.
1753
1754         * sim-endian.c (sim-io.h): Plicate GCC.
1755         * sim-bits.c (sim-io.h): Ditto.
1756         * sim-n-bits.h (ROTn): Ditto.
1757
1758         * sim-io.c (sim_io_error): Correct check for NULL.
1759
1760         * sim-assert.h (SIM_FILTER_PATH): Separate out the code filtering
1761         the __FILE__.
1762         * sim-events.c: Use SIM_FILTER_PATH to filter out the filename
1763         path.
1764
1765 Wed Mar 19 01:12:06 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1766
1767         * aclocal.m4 (SIM_AC_OPTION_*: Move so that they are outside of
1768         SIM_AC_COMMON - SIM_AC_COMMON was gobling arguments.
1769
1770 Tue Mar 18 20:48:12 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1771
1772         * sim-alu.h: Include sim-xcat.h.
1773
1774 Tue Mar 18 13:58:18 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1775
1776         * Make-common.in (sim-bits.c, sim-core.c, sim-endian.c,
1777         sim-events.c, sim-inline.c, sim-io.c): Define rules for building
1778         these.
1779
1780         * sim-events.c (sim_events_at_large_int): New function.  Just
1781         schedules an event every large-int ticks.
1782         (sim_events_init): Call.
1783         (sim_events_tick, sim_events_process): Move async handing to
1784         sim_events_process.  Move timer decrement so that it occures after
1785         events have been processed.
1786
1787         * sim-basics.h (struct _engine): Remove declaration.
1788
1789         * sim-events.h, sim-events.c: Rename type to sim_events.  Prefix
1790         everything with same.  Rename global struct to SIM_DESC.
1791         * sim-core.h, sim-core.c, sim-n-core.c: Ditto for sim_core.
1792         * sim-io.h, sim-io.c: Ditto.
1793
1794         * sim-assert.h: New file. Optional assertion checking macros.
1795         * sim-io.c (sim_io_error): Make just this function tolerant to
1796         null pointers.
1797
1798         * sim-xcat.h: New file. Define concatenate macros.
1799         * sim-basics.h (XCONCAT*): Move to sim-xcat.h.
1800         * sim-n-core.h, sim-n-bits.h, sim-n-endian.h: Explicitly include
1801         concat macros.
1802
1803
1804 Tue Mar 18 12:44:55 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1805
1806         * sim-bits.h (LSMASK): New macro. Create mask of LS bits.
1807
1808 Mon Mar 17 18:10:05 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1809
1810         * sim-inline.h: Add definitions for sim-types.
1811         (ALL_BY_MODULE): New macro, encapsulate full inlining by the
1812         module.
1813
1814 Mon Mar 17 15:38:27 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1815
1816         * sim-events.h: Remove defunct reference to callback struct.
1817
1818 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1819
1820         * configure: Re-generate.
1821
1822 Mon Mar 17 15:04:47 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1823
1824         * Make-common.in (CSEARCH): Do not include the gdb directory in
1825         the search path.
1826
1827 Mon Mar 17 13:16:26 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1828
1829         * Make-common.in (SIM_ENDIAN, SIM_HOSTENDIAN, SIM_INLINE,
1830         SIM_WARNING): Drop, requiring the simulator specific Makefile.in
1831         to explicitly incorporate these.
1832
1833         * aclocal.m4 (--enable-sim-alignment); New option. Strongly
1834         specify the alignment restrictions of the target architecture -
1835         without this option all alignment restrictions are accomodated.
1836         (--enable-sim-assert): New option.  Conditionally compile in
1837         assertion statements.
1838         (--enable-sim-float): New option. Strongly specify the target's
1839         floating point support.
1840         (--enable-sim-hardware): New option.  Specify the hardware devices
1841         included in the simulation.
1842         (--enable-sim-packages): New option.  Specify the hardware
1843         packages included in the simulation.
1844         (--enable-sim-regparm): New option.  Specify that parameters be
1845         passed in registers instead of on the stack.
1846         (--enable-sim-reserved-bits): New option. Specify that reserved
1847         bits within an instruction are are correctly set.
1848         (--enable-sim-smp): New option. Specify the level of SMP support
1849         to be included in the simulator.
1850         (--enable-sim-stdcall): New option.  Specify an alternative
1851         function call convention.
1852         (--enable-sim-xor-endian): New option.  Configure xor-endian
1853         support used by some targets to implement bi-endian support.
1854
1855 Fri Mar 14 19:51:21 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1856
1857         * aclocal.m4 (--enable-sim-hostendian): New option.  Allow the
1858         host endianness to be overridden.
1859         (--enable-sim-endian): Allow the target platform's byte order
1860         to be overridden.
1861         (--enable-sim-inline): Control the inlining of common components.
1862         (--enable-sim-bswap): For compatibility, also define WITH_BSWAP.
1863         (--enable-sim-warnings): Enable additional GCC compiler checks.
1864         * Make-common.in (SIM_ENDIAN, SIM_HOSTENDIAN, SIM_INLINE,
1865         SIM_WARNINGS): Add.
1866
1867         * sim-n-core.h, sim-n-bits.h, sim-n-endian.h: Rename from
1868         sim-*-n.h so that the names are uniq on dos machines
1869         * sim-core.c, sim-bits.c, sim-endian.c: Update.
1870
1871 Thu Mar 13 12:32:42 1997  Doug Evans  <dje@canuck.cygnus.com>
1872
1873         * run.c: #include "libiberty.h".
1874         (main): New locals sd,no_args,sim_argv.
1875         Run buildargv on -a option.  Pass argv to sim_open, argv[0]
1876         is program name.  Update call to sim_set_callbacks.
1877         Record result of sim_open, pass to other sim_foo routines.
1878
1879 Thu Mar 13 10:24:05 1997  Michael Meissner  <meissner@cygnus.com>
1880
1881         * callback.c (os_printf_filtered): Do not call exit(1) or print a
1882         final newline.
1883
1884 Thu Mar  6 15:50:28 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1885
1886         * callback.c: Add os_flush_stdout and vprintf_filtered callbacks.
1887         Route stdout through buffered IO.
1888
1889         * callback.c: Add os_flush_stderr, os_write_stderr,
1890         os_evprintf_filtered functions to route error output through
1891         stderr.
1892
1893         * sim-io.h, sim-io.c (sim_io_flush_stderr, sim_io_flush_stdout):
1894         Correct return type - should be void.
1895
1896 Fri Mar  7 20:14:37 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1897
1898         * sim-basics.h: Clean up.  Many macro's moved to sim-inline.h.
1899
1900         * sim-config.h: Ditto.  For some options - eg WITH_DEVICES - do
1901         not provide a default value as undefined indicates disable code.
1902
1903 Thu Mar  6 15:50:28 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1904
1905         * sim-core.h, sim-core-n.h, sim-core.c: Borrow code from ppc
1906         directory.
1907         * sim-events.h, sim-events.c: Ditto.
1908         * sim-io.h, sim-io.c: Ditto.
1909
1910 Tue Mar  4 09:35:56 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1911
1912         * sim-alu.h (ALU_SUB_CA, ALU*_SUB_CA): New alu operation.
1913
1914         * sim-bits.h, sim-bits-n.h, sim-bits.c (LSMASKED*): New macro's
1915         extract the tail or least signifiant bits from an integer of the
1916         specified size.
1917
1918         * sim-bits.h, sim-bits.c: Clean up conditionally compiled #if
1919         WITH_TARGET_BITSIZE so that the compilation will fail when an
1920         unsupported bitsize value is defined.
1921
1922         (INSERTED*): Convert to functions.
1923         (EXTRACTED*): Ditto.
1924
1925         (SIGN_EXTEND, SEXT): Change to more terse name.
1926
1927 Tue Mar  4 09:35:56 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1928
1929         * sim-inline.h: Allow explicit control over which .c files will be
1930         included by their header.
1931
1932         * sim-inline.h: Allow explicit control over which .c files use the
1933         alternative - REGPARM - parameter passing mechanism.
1934
1935         * sim-inline.h, sim-inline.c: Don't attempt to include any of
1936         icache.c, idecode.c, semantics.c or support.c.  Those names are
1937         not generally applicable.
1938
1939 Thu Feb 27 10:17:23 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1940
1941         * sim-bits.c, sim-bits-n.h (new): Split sim-bits.c into two parts
1942         in a fashion similar to sim-endian-n.
1943
1944         * sim-endian.h: (H_word, L_word, AL_*, VL_*): Extend to include
1945         both value and address macro's.
1946
1947 Tue Feb 25 18:51:57 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1948
1949         * sim-alu.h (ALU16_BEGIN, ALU16_SET, ...): Fill in.
1950
1951         * sim-endian.h (L_word, H_word): Replace MS2W_4, LS2W_4 with more
1952         generic L_word, H_word macro's.
1953
1954 Thu Feb 20 18:36:55 1997  Andrew Cagney  <cagney@critters.cygnus.com>
1955
1956         * sim-basics.h: Borrow code from ppc directory.
1957         * sim-bits.c: Ditto.
1958         * sim-bits.h: Ditto.
1959         * sim-config.h: Ditto.
1960         * sim-endian-n.h: Ditto.
1961         * sim-endian.c: Ditto.
1962         * sim-endian.h: Ditto.
1963         * sim-inline.c: Ditto.
1964         * sim-inline.h: Ditto.
1965         * sim-types.h: Ditto.
1966
1967 Wed Feb 19 12:40:50 1997  Andrew Cagney  <cagney@critters.cygnus.com>
1968
1969         * sim-alu.h (ALU_SET16, ALU_SET32, ALU_SET64, etc): Make available
1970         all the ALU size alternatives and then auto-configure a default.
1971
1972         * sim-alu.h: Copy ppc/idecode_expression.h.
1973
1974 Mon Feb 17 10:44:18 1997  Andrew Cagney  <cagney@critters.cygnus.com>
1975
1976         * bits.h, bits.c (SIGN_EXTEND32, SIGN_EXTEND64): New functions,
1977         sign extend a bit within a value.
1978
1979         * sim-endian.h, sim-endian-n.h (offset_N): New functions - return
1980         a pointer into the middle of a host word.
1981         * sim-endian.h (MS2W_4, LS2W_4): Use this function.
1982
1983 Tue Feb 11 13:46:49 1997  Michael Meissner  <meissner@tiktok.cygnus.com>
1984
1985         * callback.c: If HAVE_CONFIG_H is defined, include config.h from
1986         autoconf.  If HAVE_UNISTD_H is defined, include unistd.h to get
1987         appropriate definitions of read, write, etc.  Add prototype for
1988         system.
1989
1990 Tue Feb  4 13:24:44 1997  Doug Evans  <dje@canuck.cygnus.com>
1991
1992         * Makefile.in (libcommon.a): Delete.
1993         (callback.o,targ-map.o): Delete, moved to Make-common.in.
1994         (gentmap,targ-vals.h,targ-map.c): Likewise.
1995         (run-autoconf): Delete.
1996         * aclocal.m4 (SIM_AC_OUTPUT): Redo creation of Makefile.
1997         (common makefile fragment): Moved back into ...
1998         * Make-common.in: Resurrect.
1999         * configure.in (AC_LINK_FILES): Delete, unnecessary now.
2000         * configure: Regenerated.
2001
2002 Fri Jan 31 07:16:49 1997  Doug Evans  <dje@canuck.cygnus.com>
2003
2004         * aclocal.m4 (SIM_AC_COMMON): Move COMMON_MAKEFILE_FRAG from here.
2005         (SIM_AC_OUTPUT): To here.
2006
2007 Fri Jan 24 10:37:17 1997  Stu Grossman  (grossman@critters.cygnus.com)
2008
2009         * aclocal.m4 (COMMON_MAKEFILE_FRAG):  Quote a couple of $'s in
2010         comments and single quotes.  Fixes a problem found on hpux.
2011
2012 Thu Jan 23 13:35:03 1997  Stu Grossman  (grossman@critters.cygnus.com)
2013
2014         * aclocal.m4:  Remove Make-common.in from dependencies.
2015         * (distclean):  Remove targ-vals.def.
2016
2017         * aclocal.m4 (SIM_AC_COMMON):  Move contents of Make-common.in
2018         into here.  Makes insertion into makefiles easier.  Also, change
2019         the way that callback.o, gentmap, targ-vals.h, targ-map.c,
2020         targ-map.o, and run are built.  They are now built in the
2021         individual simulator directories, taking sources from ../common as
2022         necessary.  This replaces the merging of libcommon.a into
2023         linsim.a, which was problematic for the WinGDB build process.
2024         * run.c:  Include config.h from . instead of ../common.
2025         * Make-common.in:  Remove.  It's no longer necessary.
2026
2027 Mon Dec 16 15:02:33 1996  Ian Lance Taylor  <ian@cygnus.com>
2028
2029         * Make-common.in (ALL_CLAGS): Put CFLAGS at the end.
2030         (.c.o): Put $(ALL_CFLAGS) before the file being compiled.
2031
2032 Wed Dec 11 11:30:58 1996  Jim Wilson  <wilson@cygnus.com>
2033
2034         * run.c (main): Set target_byte_order before call to sim_open.
2035
2036 Sun Dec  8 18:22:06 1996  Doug Evans  <dje@canuck.cygnus.com>
2037
2038         * callback.c: #include <stdlib.h>
2039         (os_error): New function.
2040         (default_callback): Add os_error.
2041
2042 Mon Nov 25 19:44:35 1996  Doug Evans  <dje@canuck.cygnus.com>
2043
2044         * Make-common.in (Makefile): Set CONFIG_HEADERS="".
2045         * aclocal.m4: Mark the fact that --enable-sim-bswap isn't host
2046         specific.
2047         (SIM_AC_OUTPUT): Don't build Makefile if CONFIG_FILES="".
2048
2049 Wed Nov 20 01:11:04 1996  Doug Evans  <dje@canuck.cygnus.com>
2050
2051         * run.c: #include ../common/config.h, tconfig.h.
2052         (myname): New static global.
2053         (main): Recognize new options -a, -c.  Also recognize -h if h8/300.
2054         Only process -c ifdef SIM_HAVE_SIMCACHE.
2055         Only process -p/-s ifdef SIM_HAVE_PROFILE.
2056         Parse program name from argv[0] and use in error messages.
2057         Pass sim_args to sim_open.  Pass prog_args to sim_create_inferior.
2058         Add support for incomplete h8/300 termination indicators.
2059         (usage): Make more verbose.
2060         * aclocal.m4,config.in,tconfig.in,configure.in,configure: New files.
2061         * Makefile.in,Make-common.in,callback.c: New files.
2062         * nltvals.def,gentmap.c,gentvals.sh: New files.
2063
2064 Tue Nov 12 13:34:00 1996  Dawn Perchik  <dawn@cygnus.com>
2065
2066         * run.c: Include stdarg.h if __STDC__.
2067
2068 Tue Oct 15 11:16:31 1996  Jeffrey A Law  (law@cygnus.com)
2069
2070         * run.c (main): Don't print out anything if the signal
2071         number is zero (ie no signal).
2072
2073 Tue Oct 15 11:20:44 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
2074
2075         * run.c (main): Print out if the program raised a signal.
2076
2077 Wed Sep 18 09:52:14 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
2078
2079         * run.c (exec_bfd): Rename from sim_bfd, to use the gdb name.
2080         (main): Ditto.
2081
2082 Tue Sep 17 11:04:50 1996  James G. Smith  <jsmith@cygnus.co.uk>
2083
2084         * run.c (main): Explicitly cast malloc() parameter.
2085
2086 Thu Sep 12 11:27:21 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
2087
2088         * run.c (sim_bfd): New global to hold the bfd pointer for the
2089         executable.
2090         (main): Initialize sim_bfd.
2091
2092 Fri Dec 15 16:27:49 1995  Ian Lance Taylor  <ian@cygnus.com>
2093
2094         * run.c (main): Use new bfd_big_endian macro.
2095
2096 Wed Nov  8 15:49:49 1995  James G. Smith  <jsmith@pasanda.cygnus.co.uk>
2097
2098         * run.c (main): Removed SH specific comments, so source is
2099         generic. Also updated to only load relevant sections. Moved
2100         sim_open() to after callback attach (to match GDB).
2101
2102         * run.1: Removed SH specific comments.
2103
2104 Sat Oct 21 12:31:01 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
2105
2106         * run.c (main): Always return sigrc at end.
2107
2108 Tue Oct 10 12:03:13 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
2109
2110         * run.c (main): Print error diagnostic and exit if bfd_openr() or
2111         bfd_check_format() fails.
2112
2113 Thu Sep 28 15:40:36 1995  steve chamberlain  <sac@slash.cygnus.com>
2114
2115         * run.c, run.1: From sh directory.
2116
2117