sim/common/ChangeLog

   1 Wed Nov 19 13:25:48 1997  Michael Meissner  <meissner@cygnus.com>
   2
   3         * sim-options.c: Don't include ../libiberty/alloca-conf.h any
   4         more, since alloca is not used in this file.
   5
   6         * sim-alu.h (ALU{32,64}_*): Rewrite 32 and 64 bit ALU support to
   7         correctly set the carry and overflow bits for those types.
   8         (ALU{8,16,32,64}_{ADD,SUB}_CA): Take VAL argument to add along
   9         with carry, so carry is correct after doing both adds.
  10         (ALU*): Space out '\' to make it easier to read.
  11
  12 Tue Nov 18 15:53:45 1997  Doug Evans  <devans@canuck.cygnus.com>
  13
  14         * sim-core.c (sim_core_signal): Use sim_stopped instead of
  15         sim_signalled.
  16
  17         * sim-signal.c, sim-signal.h: New files.
  18         * Make-common.in (sim-signal.o): Add rule for.
  19         (SIM_NEW_COMMON_OBJS): Add sim-signal.o.
  20         * sim-abort.c: Don't include <signal.h>.
  21         * sim-basics.h: #include "sim-signal.h".
  22         * sim-break.c: Don't include <signal.h>.
  23         (sim_handle_breakpoint): Replace SIGTRAP with SIM_SIGTRAP.
  24         * sim-core.c: Don't include <signal.h>.
  25         (SIGBUS): Delete definition.
  26         (sim_core_signal): Replace SIGSEGV,SIGBUS with SIM_SIGSEGV,SIM_SIGBUS.
  27         * sim-engine.c: Don't include <signal.h>.
  28         (sim_engine_abort): Replace SIGABRT with SIM_SIGABRT.
  29         * sim-reason.c (sim_stop_reason): Call sim_signal_to_host.
  30         * sim-resume.c: Don't include <signal.h>.
  31         (SIGTRAP): Delete definition.
  32         (has_stepped): Replace SIGTRAP with SIM_SIGTRAP.
  33         * sim-stop.c: Don't include <signal.h>.
  34         (control_c_simulation): Replace SIGINT with SIM_SIGINT.
  35         * sim-watch.c: Don't include <signal.h>.
  36         (handle_watchpoint): Replace SIGINT with SIM_SIGINT.
  37
  38         * Make-common.in (SIM_NEW_COMMON_OBJS): New variable.
  39
  40         * sim-base.h (CIA_ADDR): Provide default definition.
  41         * sim-core.c (sim_core_signal): Use CIA_ADDR to fetch value.
  42         * sim-break.c (sim_handle_breakpoint): Likewise.
  43
  44 Mon Nov 17 14:15:31 1997  Doug Evans  <devans@seba.cygnus.com>
  45
  46         * Make-common.in (srccom): New variable.
  47
  48         * Make-common.in (DEP, COMMON_DEP_CFLAGS): Define.
  49         (LIB_OBJS): Add syscall.o.
  50         (gentmap): Pass $(NL_TARGET) to $(CC).
  51         (syscall.o): Add rule for.
  52         (sim_main_headers): Add $(SIM_EXTRA_DEPS).
  53         (sim-bits.o): Depend on $(sim-n-bits_h).
  54         (sim-load.o): Depend on callback.h.
  55
  56         * Make-common.in (cgen-*.o): Update dependencies, mem-ops.h renamed to
  57         cgen-mem.h, sem-ops.h renamed to cgen-ops.h.
  58         * cgen-mem.h, cgen-ops.h: New files.
  59
  60         * aclocal.m4 (--enable-sim-scache): Pass -DWITH_SCACHE=0 for "=no".
  61
  62         * Makefile.in (nltvals.def): Depend on gennltvals.sh.
  63         Rewrite build rule.
  64         * callback.c: #include string.h or strings.h.
  65         #include sys/types.h and sys/stat.h.
  66         (cb_init_syscall_map,cb_init_errno_map,cb_init_open_map): Declare.
  67         (enosys): New function.
  68         (os_get_errno,os_open): Update.
  69         (os_stat,os_fstat): New functions.
  70         (os_init): Initialize syscall_map, errno_map, open_map.
  71         (default_callback): Add entries for os_stat, os_fstat, syscall_map,
  72         errno_map, open_map, signal_map, stat_map.
  73         (cb_read_target_syscall_maps): New function.
  74         (cb_target_to_host_syscall): New function.
  75         (cb_host_to_target_errno): Renamed from host_to_target_errno.
  76         (cb_target_to_host_open): Renamed from target_to_host_open.
  77         (store): New function.
  78         (cb_host_to_target_stat): New function.
  79         * syscall.c: New file.
  80         * gentmap.c (sys_tdefs): New global.
  81         (gen_targ_vals_h): Output target syscall numbers.
  82         (gen_targ_map_c): Update.  Output target syscall translation map.
  83         * gentvals.sh: New first argument `target'.  Preface table with
  84         #ifdef NL_TARGET_$target if non-null target passed.
  85         * gennltvals.sh: New file.
  86         * nltvals.def: Regenerated.
  87
  88 Fri Nov 14 11:33:34 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  89
  90         * sim-n-core.h (sim_core_read_unaligned_N): Return static
  91         sim_core_dummy_M.
  92         (sim_core_dummy_M): Declare.
  93
  94 Wed Nov 12 18:16:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
  95
  96         * sim-core.c (sim_core_signal): Print the address of the
  97         instruction.
  98
  99 Thu Nov 13 11:49:41 1997  Doug Evans  <devans@seba.cygnus.com>
 100
 101         * sim-base.h (sim_state_base): Move `magic' to end of struct.
 102
 103         * sim-base.h (sim_state_base): Add member trace_data.
 104         (STATE_TRACE_DATA): New macro.
 105         * sim-trace.h (TRACE_DEBUG_IDX,TRACE_debug): New macros.
 106         ({WITH_,}TRACE_DEBUG_P): New macros.
 107         (STATE_TRACE_FLAGS,STRACE_P,STRACE_DEBUG_P): New macros.
 108         (_sim_cpu): Delete forward reference.
 109         (debug_printf): Update.
 110         * sim-trace.c (OPTION_TRACE_DEBUG): Define.
 111         (trace_options): Add --trace-debug.
 112         (set_trace_options): Handle it.
 113         (trace_option_handler): Likewise.
 114         (trace_install): Init state trace_data struct.
 115         (trace_uninstall): Close state trace file.
 116         * sim-events.c (ETRACE): Only print source file and line number if
 117         --trace-debug.
 118         * sim-n-core.h (sim_core_trace_M): Likewise.
 119
 120         * sim-core.c (sim_core_signal): Add missing "\n" in message.
 121
 122 1997-11-13  Felix Lee  <flee@cygnus.com>
 123
 124         * sim-n-core.h (sim_core_read_unaligned_N): illegal empty
 125         initializer.
 126         * sim-types.h (unsigned128,signed128): fix typo for MSVC.
 127
 128 Wed Nov 12 12:18:08 1997  Doug Evans  <devans@canuck.cygnus.com>
 129
 130         * aclocal.m4 (SIM_AC_OPTION_SCACHE): Fix typo.
 131
 132         * Make-common.in (BUILT_SRC_FROM_COMMON): Remove files no longer
 133         built this way.
 134         (sim-config.o): Remove non-existent $(sim-nconfig_h) dependency.
 135         (clean): Don't delete $(BUILT_SRC_FROM_COMMON) if building in
 136         source tree.
 137
 138 Tue Nov 11 13:28:02 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 139
 140         * sim-events.c (sim_events_process): Re-compute the time -
 141         update_time_from_event - as each event is processed. Reverses
 142         previous change.
 143
 144 Fri Nov  7 00:37:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 145
 146         * callback.c (os_poll_quit): Replace _WIN32 with _MSC_VER.
 147
 148 Fri Nov  7 00:37:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 149
 150         * sim-events.c (sim_events_process): Delete redundant call to
 151         update_time_from_event.
 152         (sim_events_slip): Always decrement time_from_event.
 153         (sim_events_tick, sim_events_deschedule, update_time_from_event):
 154         Delete assertion that time_from_event >=0 when work in queue, no
 155         longer applicable.
 156
 157 Thu Nov  6 12:06:46 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 158
 159         * sim-options.c (STANDARD_OPTIONS): Change OPTION_* to an enum.
 160         (standard_option_handler): Update.
 161
 162         * sim-options.h: Clarify documentation.
 163         (OPTION_LONG_ONLY_P): Delete definition.
 164         (OPTION_VALID_P): Define.
 165
 166         * sim-options.c (sim_print_help): Allow short only options.
 167         (sim_parse_args): Ditto.
 168         (sim_args_command): Skip short only options.
 169         (sim_parse_args): Allocate space for NUM_OPTS not just 256. Make
 170         separate entries for short and long options in the HANDLERS and
 171         ORIG_VAL tables.
 172         (sim_parse_args): Disable argument permutation.
 173
 174 Wed Nov  5 13:40:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 175
 176         * sim-core.h (DECLARE_SIM_CORE_WRITE_N. DECLARE_SIM_CORE_READ_N):
 177         Add argument M, size of data type.
 178         (sim_core_read_misaligned_3, sim_core_write_misaligned_3):
 179         Declare, ditto for 5, 6 & 7 byte transfers.
 180         (sim_core_write_unaligned_1, sim_core_write_unaligned_1): Define
 181         as aligned variant.
 182
 183         * sim-n-core.h (sim_core_trace_M): Rename from
 184         sim_core_trace_N. Add nr_bytes argument. Replace transfer argument
 185         with transfer type. Print transfer direction.  Handle 1 and 2 byte
 186         transfers.
 187         (sim_core_read_unaligned_N, sim_core_write_unaligned_N): Trace
 188         unaligned accesses.
 189         (unsigned_M, T2H_M, H2T_M): Rename from unsigned_N, T2H_N, H2T_N.
 190         Update all functions.
 191
 192         * sim-core.c: Generate functions starting with 16 not 1.
 193         (sim_core_read_unaligned_3): Generate. Ditto for 3 byte write and
 194         all 5, 6 & 7 byte transfers.
 195
 196         * sim-n-core.h (sim_core_read_misaligned_N,
 197         sim_core_write_misaligned_N): Implement.
 198
 199 Mon Nov  3 15:03:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 200
 201         * sim-endian.h (U16_8): Implement
 202
 203         * sim-endian.c (sim_endian_split_16, sim_endian_join_16): New functions
 204
 205         * sim-endian.h (VL8_16, VH8_16): Implement.
 206
 207         * sim-memopt.c (memory_option_handler): Typecast 64bit value to
 208         long in printf.
 209         (memory_option_handler): Only zalloc modulo bytes when non-zero.
 210         (memory_option_handler): Skip comma in alias address list
 211
 212 Fri Oct 31 13:03:33 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 213
 214         * sim-memopt.c (do_memopt_add, do_memopt_delete): Add level and
 215         space params.
 216         (parse_size, parse_addr): New functions
 217         (memory_option_handler, memory_options): Parse address & size
 218         using new functions. Pass level, space, modulo to do_memopt_add &
 219         do_memopt_del.
 220
 221         * sim-memopt.h (struct _sim_memopt): Add level & space fields.
 222
 223         * sim-core.h (sim_core_arrach, sim_core_detach): Replace
 224         `attach_type attach' argument with `unsigned level' argument.
 225         Document.
 226
 227         * sim-core.c (new_sim_core_mapping, sim_core_map_attach,
 228         sim_core_attach): Replace argument attach with level.  Update
 229         verification of arguments.
 230         (sim_core_map_detach, sim_core_detach): Replace argument attach
 231         with level.
 232
 233         * sim-basics.h (enum _attach_type): Delete.
 234
 235 Thu Oct 30 13:45:00 1997  Doug Evans  <devans@seba.cygnus.com>
 236
 237         * sim-core.h (sim_core_write_8): Define.
 238
 239 Tue Oct 28 12:29:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 240
 241         * sim-bits.h: Document ROTn macro.
 242
 243         * sim-endian.h (H2T): Handle 16 byte variables.
 244
 245         * sim-n-core.h (sim_core_read_unaligned_N): Return a dummy when an
 246         error.
 247
 248         * sim-core.c: Do not generate sim_core_*_word.
 249
 250         * sim-n-core.h (sim_core_trace_N): Add line_nr argument.
 251         (sim_core_write_aligned_N, sim_core_read_aligned_N): Update.
 252
 253         * sim-core.h (sim_core_read_unaligned_word,
 254         sim_core_read_aligned_word, sim_core_read_word,
 255         sim_core_write_unaligned_word, sim_core_write_aligned_word,
 256         sim_core_write_word): Change to macros that map onto sim_core_*_N.
 257
 258 Mon Oct 27 11:25:10 1997  Doug Evans  <devans@canuck.cygnus.com>
 259
 260         * sim-n-endian.h: Add TAGS entrys for 16 byte versions.
 261
 262         * sim-endian.h: Disable 16 byte support.
 263
 264 Mon Oct 27 12:00:48 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 265
 266         * sim-endian.c (_SWAP_16): Define.  Generate 126 bit swap code.
 267
 268         * sim-n-core.h (sim_core_trace_N): New function.
 269         (sim_core_read_aligned_N, sim_core_write_aligned_N): Use,
 270         (sim_core_read_unaligned_N): Do not retyrn bogus value wden error.
 271
 272         * sim-endian.h:  Add 128 bit variant.
 273
 274         * sim-core.h, sim-core.c: Add 128 bit variant.
 275
 276         * sim-types.h: Add signed128 and unsigned128 types using a struct.
 277
 278 Fri Oct 24 11:33:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 279
 280         * sim-events.c (sim_events_process): Clear events->work_pending.
 281         (sim_events_tickn, sim_events_tick): Accumulate, instead of
 282         setting, nr_ticks_to_process.
 283         (sim_events_preprocess): Allow nr_ticks_to_process to be non-zero
 284         when the event queue isn't next.
 285
 286         * sim-events.h, sim-events.c (sim_events_slip): New function.
 287
 288 Wed Oct 22 14:18:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 289
 290         * sim-hload.c (sim_load): Pass lma_p==0 and do_load=sim_load.
 291
 292         * sim-utils.h, sim-load.c (sim_load_file): Add lma_p and do_load
 293         arguments.
 294
 295 Tue Oct 21 18:37:57 1997  Doug Evans  <devans@canuck.cygnus.com>
 296
 297         * nrun.c (main): Remove useless test of name != NULL.
 298         Exit if bfd_openr fails.  Call bfd_check_format after bfd_openr.
 299
 300 Tue Oct 21 10:42:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 301
 302         * sim-fpu.c (EXPMAX): Type is unsigned.
 303         (MIN_INT, MAX_INT): Type is signed64.
 304         (i2fpu): Type of val is signed64.
 305
 306 Tue Oct 21 10:42:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 307
 308         * sim-profile.h (PROFILE_PC_BUCKET_SIZE): Treat a shift of zero as
 309         a bucket size of zero.
 310
 311         * sim-profile.c (OPTION_PROFILE_PC_GRANULARITY,
 312         OPTION_PROFILE_PC): Define.
 313         (profile_option_handler): Add support for --profile-pc and
 314         --profile-pc-granularity options.
 315         (profile_pc_init): When possible, compute nr buckets from bucket
 316         size.
 317
 318         * sim-profile.c (profile_pc_init): Align the profile-pc end
 319         address with the profile-pc bucket size.
 320
 321         * sim-profile.h (PROFILE_PC_NR_BUCKETS): Rename PROFILE_PC_SIZE to
 322         something less ambiguous.
 323         (PROFILE_PC_BUCKET_SIZE): Ditto for PROFILE_PC_SAMPLE_SIZE.
 324
 325         * sim-profile.c (profile_pc_cleanup): New function. Move
 326         profile_pc_uninstall code to here.
 327         (profile_pc_uninstall): Call.
 328         (profile_pc_init): Call.
 329
 330 Mon Oct 20 17:23:58 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 331
 332         * sim-profile.c (profile_print_pc): Dump pc profile to dmon.out
 333         file using BSD gprof format.
 334
 335         * sim-bits.h (LSBIT, MSBIT, BIT): Force result to type
 336         unsigned_word.
 337         (LSBIT8, LSBIT16, LSBIT32, LSBIT64, MSBIT8, MSBIT16, MSBIT32,
 338         MSBIT64): Force result to unsignedN.
 339
 340 Thu Oct 16 11:38:56 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 341
 342         * sim-alu.h (ALU16_BEGIN, ALU32_BEGIN, ALU64_BEGIN): Drop opening
 343         brace from macro.
 344         (ALU8_BEGIN, ALU8_SET, ALU8_ADD, ALU8_SUB, ALU8_NEGATE): Define.
 345         (ALU16_ADD, ALU16_SUB, ALU16_NEGATE): Simplify arrithmetic.
 346         (ALU32_ADD, ALU32_SUB, ALU32_NEGATE): Simplify arrithmetic.
 347         (ALU64_ADD, ALU64_SUB, ALU64_NEGATE): Simplify arrithmetic.
 348
 349 Wed Oct 15 09:24:19 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 350
 351         * sim-core.h (struct _sim_core_mapping): Change free_buffer to
 352         type void*.
 353
 354         * sim-core.c (sim_core_uninstall, new_sim_core_mapping,
 355         sim_core_map_attach, sim_core_map_detach): Change free_buffer to
 356         type void*.
 357         (sim_core_attach): Rename buffer_freed to free_buffer, type
 358         void*. Ensure that allocated buffer is alligned according to
 359         region's address.
 360
 361 Mon Oct 13 11:34:50 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 362
 363         * sim-alu.h (ALU64_HAD_OVERFLOW): Define.
 364         (ALU64_SUB): Define.
 365
 366         * Make-common.in (all): Build SIM_EXTRA_ALL first.
 367         (.gdbinit): Remove dependencies, generate once per build.
 368
 369 Tue Oct 14 19:20:09 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 370
 371         * sim-n-core.h (sim_core_read_aligned_N,
 372         sim_core_write_aligned_N): Make xaddr param type address_word not
 373         unsigned_word.
 374
 375 Fri Oct  3 09:49:18 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 376
 377         * sim-fpu.h, sim-fpu.c: Rewrite.  Change sim_fpu object to an
 378         unpacked floating point struct.  Pass sim_fpu object by reference.
 379         Add preliminary support for rounding modes.
 380
 381 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 382
 383         * configure: Regenerated to track ../common/aclocal.m4 changes.
 384
 385 Thu Oct  2 19:43:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 386
 387         * aclocal.m4 (sim-bitsize): Fix typo, WITH_TARGET_WORD_BITSIZE not
 388         WITH_TARGET_BITSIZE.
 389
 390 Thu Sep 25 23:20:20 1997  Felix Lee  <flee@yin.cygnus.com>
 391
 392         * sim-profile.c (profile_print_core): label needs empty statement.
 393
 394 Thu Sep 25 11:20:47 1997  Stu Grossman  <grossman@babylon-5.cygnus.com>
 395
 396         * sim-break.c (sim_set_breakpoint sim_clear_breakpoint):  Use ZALLOC
 397         and zfree instead of xmalloc and free.  Prevents warnings.
 398
 399 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 400
 401         * configure: Regenerated to track ../common/aclocal.m4 changes.
 402
 403 Wed Sep 24 17:23:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 404
 405         * Make-common.in (SIM_BITSIZE): Assign from configured value.
 406         (CONFIG_CFLAGS): Add SIM_BITSIZE.
 407
 408         * aclocal.m4 (--enable-sim-bitsize): Developer option for
 409         controling the bitsize/msb of the target.
 410
 411 Wed Sep 24 17:41:40 1997  Stu Grossman  <grossman@babylon-5.cygnus.com>
 412
 413         * Make-common.in:  New files sim-break.c, sim-break.h.
 414         * sim-base.h:  Add point to breakpoint list to sim_state_base.
 415         * sim-break.c sim-break.h:  New modules that implement intrinsic
 416         breakpoint support.
 417         * sim-module.c:  Add breakpoint module.
 418
 419 Tue Sep 23 00:26:39 1997  Felix Lee  <flee@yin.cygnus.com>
 420
 421         * sim-events.c (SIM_EVENTS_POLL_RATE): poll more often than once
 422         an hour.
 423         * sim-n-core.h (WITH_XOR_ENDIAN): MSVC barfs on
 424         if (0) { 1 % 0; }
 425         * sim-core.c (sim_core_xor_write_buffer): WITH_XOR_ENDIAN + 1.
 426         (SIGBUS) define for Windows.
 427         * sim-trace.c (trace_printf,debug_printf): added ALMOST_STDC.
 428         * sim-resume.c: define SIGTRAP for windows.
 429         * sim-xcat.h: use token pasting if ALMOST_STDC.
 430
 431 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 432
 433         * Make-common.in (SIM_SCACHE, SIM_DEFAULT_MODEL): Assign
 434         configured values.
 435         (CONFIG_CFLAGS): Add same.
 436
 437 Mon Sep 22 17:20:27 1997  Felix Lee  <flee@cygnus.com>
 438
 439         * sim-types.h (SIGNED64): ##i64 when _MSC_VER, not _WIN32.
 440         (SIGNED32): use ##i32.
 441
 442 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 443
 444         * configure: Regenerated to track ../common/aclocal.m4 changes.
 445
 446 Tue Sep 23 10:07:47 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 447
 448         * aclocal.m4 (sim-endian): Simplify logic determining [default]
 449         endian of target.
 450
 451         * Make-common.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,
 452         SIM_HOSTENDIAN, SIM_RESERVED_BITS, SIM_ASSERT, SIM_FLOAT,
 453         SIM_HARDWARE, SIM_INLINE, SIM_PACKAGES, SIM_REGPARM, SIM_SMP,
 454         SIM_STDCALL, SIM_XOR_ENDIAN): Assign configured values.
 455         (CONFIG_CFLAGS): Add same.
 456
 457         * aclocal.m4: Perform AC_SUBST on optional options.
 458
 459 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 460
 461         * sim-config.h (WITH_DEFAULT_ALIGNMENT): Don't hardwire any alignment.
 462
 463         * sim-options.c (standard_option_handler): Typo in warning message.
 464
 465         * sim-base.h (STATE_MODEL): Make conditional on SIM_HAVE_MODEL.
 466
 467         * sim-profile.c (profile_print_insn): Check 0 .. MAX_INSN for any
 468         insn count.  Make count conditional on there being a valid
 469         INSN_NAME.
 470         (profile_pc_init): Make default PC profile frequency an arbitrary
 471         256.
 472
 473         * sim-base.h: Ditto.
 474
 475         * sim-profile.h (WITH_PROFILE_MODEL_P): Only enable modeling when
 476         SIM_HAVE_MODEL.
 477
 478         * sim-model.h (struct MACH): Depreciate, to be replaced by bfd
 479         archure struct.
 480
 481 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 482
 483         * configure: Regenerated to track ../common/aclocal.m4 changes.
 484
 485 Mon Sep 22 11:45:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 486
 487         * aclocal.m4 (sim_alignment): Simplify logic for selecting the
 488         configured alignment.
 489
 490 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 491
 492         * configure: Regenerated to track ../common/aclocal.m4 changes.
 493
 494 Fri Sep 19 17:26:14 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 495
 496         * sim-config.c (sim_config): Check for default alignment.
 497
 498         * sim-options.c (standard_option_handler): Add alignment option.
 499
 500         * aclocal.m4 (sim_alignment): Allow configuration of hardwired and
 501         default alignment requirements on memory accesses.
 502
 503 Fri Sep 19 11:51:35 1997  Jeffrey A Law  (law@cygnus.com)
 504
 505         * sim-load.c (sim_load_file): Return failure if the executable
 506         had no loadable sections.
 507
 508 Wed Sep 17 13:33:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 509
 510         * sim-events.c (ETRACE): Use trace_printf not sim_io_printf for
 511         trace output.
 512
 513         * sim-core.c (sim_core_signal): When bad access halt simulator
 514         SIGSEGV / SIGBUS instead of aborting.
 515         (signal.h): Include.
 516
 517         * sim-watch.c (sim_watchpoint_install): Handler for watchpoint
 518         options was missing.
 519
 520         * sim-bits.h (MOVED): Define
 521
 522 Wed Sep 17 10:33:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 523
 524         * sim-alu.h (ALU32_HAD_OVERFLOW): Pacify GCC, Use MSBIT instead of
 525         BIT.
 526
 527         * sim-bits.h (LSBIT, MSBIT): Check for overflow of shift value.
 528
 529         * sim-bits.c: Add 8 bit versions of bit macros.
 530
 531         * sim-bits.h: Ditto.
 532
 533 Tue Sep 16 16:15:16 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 534
 535         * sim-bits.c (LSSEXT, MSSEXT): Replace SEXT.
 536         (LSINSERTED, MSINSERTED): Ditto for INSERTED.
 537
 538         * sim-n-bits.h (MSSEXTn, LSSEXTn): Replace SEXTn.
 539         (LSINSERTDn, MSINSERTEDN): Ditto for INSERTEDn.
 540
 541         * sim-bits.h (SEXT*): Define as MSEXT/LSEXT.
 542         (INSERTED*): Ditto for LSINSERTED/MSINSERTED.
 543
 544 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 545
 546         * aclocal.m4 (SIM_AC_COMMON): Add optional config.h file argument.
 547         configure.in: Output to cconfig.h instead of config.h.
 548
 549         * configure: Regenerated to track ../common/aclocal.m4 changes.
 550
 551 Mon Sep 15 15:39:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 552
 553         * sim-utils.c (sim_analyze_program): Set STATE_ARCHITECTURE from
 554         BFD if known.
 555
 556 Tue Sep  9 21:46:46 1997  Felix Lee  <flee@cygnus.com>
 557
 558         * callback.c (os_write): divert stdout and stderr to their
 559         respective hooks.
 560
 561 Thu Sep 11 10:08:48 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 562
 563         * sim-profile.c (profile_print_speed): Call
 564         sim_events_elapsed_time instead of PROFILE_EXEC_TIME for moment.
 565
 566         * sim-events.c (sim_events_elapsed_time): New function return nr
 567         host MS consumed by the simulator.
 568         (sim_watch_valid): Use.
 569
 570         * sim-module.c (modules): Install sim_events very very early.
 571
 572         * sim-profile.c (profile_print): Call profile_print_pc.
 573         (print_bar):
 574         (profile_pc_init): New function, set up processor for PC
 575         profiling.
 576         (profile_print_pc): New function, print a PC profile.
 577         (profile_pc_event): New function, sample PC.
 578
 579         * sim-profile.h (PROFILE_PC_COUNT, PROFILE_PC_START,
 580         PROFILE_PC_END, PROFILE_PC_SHIFT, PROFILE_PC_SAMPLE_SIZE): Add to
 581         profile struct.
 582
 583         * sim-options.c (sim_print_help): Pacify GCC.
 584
 585         * sim-n-core.h (sim_core_read_aligned_N,
 586         sim_core_write_aligned_N): Add un-conditional profile call.
 587         (sim_core_read_unaligned_N, sim_core_write_unaligned_N): Add
 588         profile call when aligned read/write isn't used.
 589
 590         * sim-base.h: Include sim-profile, sim-model after sim-core &
 591         sim-events allow sim-core to define useful values.
 592
 593         * sim-profile.c (OPTION_PROFILE_CORE): Define.
 594         (profile_option_handler, profile_options): Add support for
 595         --profile-core option.
 596         (print_bar): Include when core profiling.
 597         (profile_print_core): New function, print core profile.
 598
 599         * sim-config.c (print_sim_config): Print profile status.
 600
 601         * sim-profile.h (PROFILE_NEXT_IDX, PROFILE_core,
 602         WITH_PROFILE_PC_P): Define.
 603         (PROFILE_CORE_COUNT): Count each core-map/size separatly.
 604         (PROFILE_COUNT_CORE): Define.
 605
 606 Thu Sep 11 08:44:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 607
 608         * sim-watch.c (handle_watchpoint): Pass a char** index into the
 609         interrupt_names array as the data.
 610         (sim-watch.h): Document.
 611
 612 Wed Sep 10 16:15:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 613
 614         * sim-options.c (sim_print_help): When the doc string is to long
 615         word wrap it.
 616
 617         * sim-watch.c (sim_watchpoint_install): Use option.doc_name so
 618         that only the first few the watch options are listed.  Generate
 619         meanginful usage messages.
 620
 621         * sim-options.h (struct OPTION): Clarify use of doc_name field
 622
 623 Wed Sep 10 13:23:24 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 624
 625         * sim-options.c (OPTION_ARCHITECTURE_INFO): New option.
 626         (standard_option_handler): Handle --architecture-info.
 627
 628 Tue Sep  9 21:46:46 1997  Felix Lee  <flee@cygnus.com>
 629
 630         * sim-core.h (sim_cpu_core): [WITH_XOR_ENDIAN + 1], to avoid
 631         illegal zero-sized array.
 632         * sim-core.c (sim_core_xor_read_buffer): same.
 633
 634 Tue Sep  9 11:20:35 1997  Doug Evans  <dje@canuck.cygnus.com>
 635
 636         * nltvals.def: Regenerate.
 637
 638 Tue Sep  9 02:10:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 639
 640         * sim-fpu.c (DP_FRACHIGH2): Define LL using SIGNED64.
 641
 642 Mon Sep  8 12:22:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 643
 644         * sim-bits.c (MASKED): Delete.
 645         (EXTRACTED): Delete.
 646         (LSEXTRACTED, MSEXTRACTED): New functions.
 647
 648         * sim-n-bits.h (MASKEDn): Delete, define as MSMASKED or LSMASKED.
 649         (MSMASKEDn, LSMASKEDn): Add last argument.
 650         (MSMASK*): Ditto.
 651
 652         * sim-bits.h (EXTEND8, EXTEND16): Define.
 653         (EXTRACTED64): Define as 64 bit extract, not 32 bit.
 654
 655         * sim-run.c (sim_engine_run): Use CPU_CIA macro.
 656
 657         * sim-engine.h (SIM_ENGINE_HALT_HOOK): Use CPU_CIA to get at
 658         current instruction address.
 659
 660         * sim-inline.h (*_ENGINE): Define.
 661
 662 Fri Sep  5 08:39:02 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 663
 664         * sim-core.c (sim_core_attach): Fix checks of modulo/mask.
 665
 666         * sim-watch.c (delete_watchpoint): Delete by ident and type.
 667         (watch_option_handler): Call delete_watchpoint with ident or type.
 668         (sim_watchpoint_install): Create interrupt specific watchpoint
 669         commands on the fly.
 670         (do_watchpoint_create): New function, create a watch point using
 671         type/int-nr info encoded in the option nr.
 672         (do_watchpoint_info): New function.  List active watchpoints.
 673
 674         * sim-watch.h: Change data structure to a list.
 675
 676         * sim-memopt.c (memory_option_handler): Require explicit "all"
 677         before deleting all memory regions.
 678
 679         * sim-utils.c (sim_do_commandf): New function, printf version of
 680         sim_do_command.
 681
 682         * sim-basics.h (asprintf, vasprintf): Hack, define for CYGWIN32.
 683
 684         * sim-alu.h (ALU64_ADD): Use explicit MSEXTRACTED64, do not assume
 685         bit endianness.
 686         (SIGNED64, UNSIGNED64): Delete.
 687         (ALU64_ADD): Don't rely on bit endianness.
 688         (ALU64_BEGIN): Define.
 689
 690         * sim-n-bits.h (MSEXTRACTEDn, LSEXTRACTED): New functions.
 691         (EXTRACTEDn): Delete, define as either LSEXTRACTED or MSEXTRACTED.
 692
 693         * sim-types.h (SIGNED64, UNSIGNED64): New macros, attach relevant
 694         suffix - u64, LL - to 64 bit constants.
 695
 696 Thu Sep  4 09:27:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 697
 698         * sim-config.c (sim_config): Add assert for SIM_MAGIC_NUMBER.
 699
 700         * sim-utils.h (NZALLOC): Define - zalloc * N.
 701
 702         * sim-hrw.c (sim_read, sim_write): New file.  Provide generic
 703         implementation of read/write functions.
 704
 705         * Make-common.in (sim-hrw.o): New target.
 706
 707         * sim-base.h (STATE_MEMOPT_P): Delete, simulators _always_ add
 708         memory.
 709
 710         * sim-memopt.c (memory_option_handler): Implement memory-size
 711         command. Implement memory-alias command.  Let memory-delete delete
 712         all memory regions.
 713         (add_memopt): New function.  Add a memory region.
 714         (do_memopt_delete): New function. Delete a memory region.
 715
 716         * sim-utils.c (sim_elapsed_time_get): Never return zero.
 717
 718         * sim-core.c (sim_core_detach): New function.
 719         (sim_core_map_detach): New function. Perform the actual detach.
 720         (sim_core_init): Move initialization code from here.
 721         (sim_core_install): To here.
 722         (sim_core_uninstall): And here.
 723
 724         * sim-module.c: Add memopt module.
 725
 726         * sim-base.h (STATE_MEMOPT, STATE_MEMOPT_P): Add memopt to
 727         simulator base type.
 728
 729         * Make-common.in (sim_main_headers): Add sim-memopt.h
 730         (sim-memopt.o): New target.
 731
 732         * sim-core.c (sim_core_install): Add core_options to the option
 733         table.
 734
 735         * sim-watch.c (watch_options): Make --delete-watch a synonym for
 736         --watch-delete.
 737
 738         * sim-config.h (WITH_MODULO_MEMORY): Define as 0.  Update
 739         comments.
 740
 741         * sim-core.h (struct _sim_core_mapping): Change nr_bytes to type
 742         address_word, add mask member.
 743
 744         * sim-core.h, sim-core.c (sim_core_attach): Make nr_bytes of type
 745         address_word, allow for 64bit targets in 32bit host. Add modulo
 746         argument.
 747         (sim_core_map_attach): Ditto.
 748         (new_sim_core_mapping): Ditto.
 749         (sim_core_translate): Mask address when modulo memory.
 750
 751 Wed Sep  3 17:32:54 1997  Doug Evans  <dje@seba.cygnus.com>
 752
 753         * sim-hload.c (sim_load): Add assert for SIM_MAGIC_NUMBER.
 754
 755         * gdbinit.in: New file.
 756         * aclocal.m4 (SIM_AC_OUTPUT): Build .gdbinit.
 757         * Make-common.in (distclean): Delete .gdbinit.
 758         (.gdbinit): Add rule for.
 759         * configure: Regenerated to track ../common/aclocal.m4 changes.
 760
 761         * Make-common.in (cgen-run.o): Add rule for.
 762
 763 Wed Sep  3 10:08:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 764
 765         * sim-resume.c (sim_resume): Suspend/resume the simulator.
 766
 767         * sim-events.c (sim_watch_valid): Compute total elapsed time from
 768         both resumed and previous elapsed time.
 769         (sim_events_init): Set initial_wallclock and current_wallclock to
 770         zero.
 771         (sim_events_install): Install sim_events_suspend and
 772         sim_events_resume.
 773         (sim_events_watch_clock): Allow for suspended simulator when
 774         computing the time of the clock event.
 775
 776         * sim-events.h (struct _sim_event): Add resume_wallclock, rename
 777         initial_wallclock to elapsed_wallclock, set both to zero.
 778         (sim_events_init, sim_events_uninstall): Delete prototypes.
 779
 780         * sim-module.h (MODULE_SUSPEND_FN, MODULE_RESUME_FN): Define types.
 781
 782         * sim-module.c(sim_module_resume, sim_module_suspend): New
 783         functions.
 784
 785 Wed Sep  3 10:08:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 786
 787         * sim-core.c (sim_core_map_attach): Clarify memory overlap error
 788         message.
 789
 790 Tue Sep  2 14:57:06 1997  Doug Evans  <dje@canuck.cygnus.com>
 791
 792         * Makefile.in (TAGS): Add support for "/* TAGS: foo */" marker.
 793         * Make-common.in (TAGS): Likewise.
 794         * sim-n-bits.h: Add TAGS comments for all functions.
 795         * sim-n-core.h: Likewise.
 796         * sim-n-endian.h: Likewise.
 797
 798 Mon Sep  1 10:50:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 799
 800         * sim-utils.c (sim_state_alloc): Set CPU backlinks, callback and
 801         kind.
 802
 803         * sim-base.h (sim_state_alloc): Add callback and kind arguments.
 804
 805         * sim-base.h (INVALID_INSTRUCTION_ADDRESS): Add default
 806         definition.
 807
 808 Sat Aug 30 09:47:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 809
 810         * sim-fpu.c (DP_GARDMSB, ...): Make unsigned.
 811         (DP_FRACHIGH, DP_FRACHIGH2, ..): Use MSMASK to avoid LL.
 812
 813 Fri Aug 29 13:37:44 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 814
 815         * sim-core.c (sim_core_map_attach): Cast attach enum to int.
 816         (sim_core_xor_read_buffer, sim_core_xor_write_buffer): Make
 817         nr_transfered and nr_this_transfer unsigned.
 818
 819         * sim-events.c (sim_events_tickn): N is signed, as limited to
 820         MAXINT.
 821
 822         * sim-n-endian.h (offset_N): Change size to unsigned.
 823
 824         * callback.c (os_poll_quit): Add prototypes for kbhit and getkey.
 825
 826 Fri Aug 29 10:10:53 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 827
 828         * sim-utils.c (sim_copy_argv): Delete, replaced by dupargv.
 829
 830         * sim-options.c (sim_parse_args): Use dupargv.
 831
 832 Thu Aug 28 10:36:34 1997  Doug Evans  <dje@canuck.cygnus.com>
 833
 834         * sim-options.c (standard_option_handler): Use xstrdup, not strdup.
 835
 836 Thu Aug 28 12:09:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 837
 838         * sim-base.h (STATE_ARCHITECTURE, STATE_TARGET): Add to simulator
 839         base type.
 840
 841         * sim-options.c (standard_options): Add --architecture=MACHINE and
 842         --target=TARGET options.
 843         (OPTION_ARCHITECTURE, OPTION_TARGET): Define.
 844         (standard_option_handler): Handle architecture and target options.
 845         (bfd.h): Include.
 846
 847         * sim-utils.c (sim_analyze_program): Pass STATE_TARGET to
 848         bfd_openr.
 849         (sim_analyze_program): Set prog_bfd architecture from
 850         STATE_ARCHITECTURE if known.
 851
 852 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 853
 854         * configure: Regenerated to track ../common/aclocal.m4 changes.
 855         * config.in: Ditto.
 856
 857 Wed Aug 27 18:11:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 858
 859         * aclocal.m4 (enable-sim-warnings): Remove comment stating
 860         that option does not apply to certain files.
 861
 862 Wed Aug 27 15:13:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 863
 864         * sim-bits.h (LSBIT8, LSBIT16, LSBIT32, LSBIT64, LSBIT, MSBIT8,
 865         MSBIT16, MSBIT32, MSBIT64, MSBIT): New macros - single bit as
 866         offset from MSB/LSB.
 867
 868         * sim-endian.h (A1_8, A2_8, A4_8, A1_4, A2_4, A1_2): New macro,
 869         access address of sub word quantity of a hosts 16, 32, 64 bit word
 870         type.
 871         (V1_2, V1_4, V2_4, V1_8, V2_8, V4_8): Ditto for values.
 872         (U8_1, U8_2, U8_4, U4_1, U4_2, U2_1): Ditto for set of values.
 873         (V2_H1, V2_L1, V4_H2, V4_L2, V8_L4, V8_H4): Given N byte argument,
 874         return N*2 byte value with argument in Hi/Lo word.  Renamed from
 875         V1_H2, V1_L2, V2_H4, V2_L4, V4_H8, V4_L8.
 876
 877         * sim-alu.h (ALU32_HAD_OVERFLOW): Use 64 bit mask not 32bit.
 878         (ALU16_HAD_CARRY, ALU32_HAD_CARRY, ALU16_HAD_OVERFLOW): Use MSBIT
 879         so that bit offset is explicit.
 880
 881 Wed Aug 27 11:55:35 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 882
 883         * sim-utils.c (sim_analyze_program): Add prog_name argument.
 884         Update STATE_PROG_BFD when needed with a dup'd copy of the
 885         program.
 886
 887         * sim-config.c (sim_config): Delete ABFD argument, use
 888         STATE_PROG_BFD directly.
 889
 890 Tue Aug 26 12:55:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 891
 892         * run.c (main): Pass the open ABFD to sim_create_inferior.
 893
 894         * nrun.c (main): Determine prog_bfd.  Pass to sim_create_inferior
 895         and sim_load.
 896         (bfd.h): Include.
 897
 898         * sim-hload.c (sim_load): New file. Implement generic sim_load for
 899         hardware only simulator targets.
 900
 901         * Make-common.in (sim-hload.o): Add rule.
 902
 903 Wed Aug 27 09:51:42 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 904
 905         * sim-utils.c (sim_copy_argv): Rewrite to match malloc strategy
 906         used by copyargv and freeargv.
 907
 908         * sim-options.c (sim_parse_args): Save a copy of PROG-ARGS in
 909         STATE_PROG_ARGV, not just a pointer.
 910
 911 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 912
 913         * configure: Regenerated to track ../common/aclocal.m4 changes.
 914         * config.in: Ditto.
 915
 916 Mon Aug 25 12:11:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 917
 918         * aclocal.m4 (sim-endian): Add second argument to
 919         SIM_AC_OPTION_ENDIAN.  First is hardwired endian, second is
 920         default endian when not hardwired.
 921
 922         * sim-config.h (WITH_DEFAULT_TARGET_BYTE_ORDER): New macro, if all
 923         else failes value for target byte order.
 924
 925         * sim-config.c (sim_config): Add abfd arguments. Set
 926         STATE_PROG_BFD accordingly.  Determine prefered_target_byte_order
 927         from same.
 928         (sim_config): Return SIM_RC, don't abort.
 929         (bfd.h): Include.
 930
 931         * run.c (main): Update call to sim_open - add ABFD argument.
 932         * nrun.c (main): Add NULL ABFD argument.
 933
 934 Thu Aug 14 12:48:57 1997  Doug Evans  <dje@canuck.cygnus.com>
 935
 936         * callback.c (os_poll_quit): Make static.
 937         Call sim_cb_eprintf, not p->eprintf.
 938         (sim_cb_printf, sim_cb_eprintf): New functions.
 939         * sim-utils.h (sim_cb_printf, sim_cb_eprintf): Declare.
 940
 941         * sim-basics.h (zalloc,zfree,sim_add_commas,SIM_ELAPSED_TIME,
 942         sim_elapsed_time_get,sim_elapsed_time_since): Move decls to
 943         sim-utils.h. #include sim-utils.h.
 944         * sim-utils.h: Above decls moved here.
 945         (sim_analyze_program,sim_load_file): Use `struct _bfd', not `bfd'.
 946
 947         * sim-watch.c (action_watchpoint): Fix thinkos.
 948
 949 Thu Jul 24 08:48:05 1997  Stu Grossman  (grossman@critters.cygnus.com)
 950
 951         * sim-types.h:  Fix defs of 64 bit data types for MSVC.
 952
 953 Tue Jul 22 10:35:37 1997  Doug Evans  <dje@canuck.cygnus.com>
 954
 955         * sim-n-core.h (sim_core_write_unaligned_N): Add missing break
 956         to FORCED_ALIGNMENT case.
 957
 958 Thu Jun  5 13:48:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 959
 960         * callback.c (target_to_host_open): Handle hosts with O_BINARY.
 961
 962 Thu Jun  5 08:47:10 1997  Jeffrey A Law  (law@cygnus.com)
 963
 964         * Make-common.in (libsim.a): Fix typo.
 965
 966 Thu Jun  5 13:48:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 967
 968         * nrun.c (main): Verify the structure returned before using it.
 969
 970 Wed Jun  4 11:44:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 971
 972         * sim-config.h (WITH_ENGINE): Enable the sim-engine module by
 973         default.
 974
 975         * sim-engine.c (sim_engine_install): New function.  Install the
 976         engine init functions.
 977         (sim_engine_init): [Re]initialize the simulator engine.
 978
 979         * sim-module.c: Add sim_engine to list of modules that always
 980         install.
 981
 982 Tue Jun  3 04:52:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 983
 984         * sim-watch.c (schedule_watchpoint): Use sim_unschedule_watchpoint
 985         to remove the old watchpoint, not delete_watchpoint.
 986         (watch_option_handler): Action the correct watchpoint, not just
 987         cycles.
 988
 989 Wed May 28 14:47:41 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 990
 991         * sim-n-core.h (sim_core_write_aligned_N): For 8byte reads, output
 992         both low and high word.
 993         (sim_core_write_aligned_N): Ditto.
 994
 995         * sim-trace.c (set_trace_options): Delete code explicitly setting
 996         core->trace.
 997
 998         * sim-options.c (sim_print_help): Call the list commands if not a
 999         standalone simulator.
1000         (sim_print_help): Advise that some options may not be applicable.
1001
1002         * sim-trace.c (set_trace_options): Assume core present.
1003
1004         * sim-events.c (sim_events_schedule_after_signal): Overflow signal
1005         buffer when full not almost full.
1006
1007 Tue May 27 14:32:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1008
1009         * sim-events.c (sim_events_process): Don't blat the event queue
1010         when processing watchpoints.
1011
1012         * sim-watch.h: Make arg unsigned long - stop sign extension.
1013
1014         * sim-events.c (sim_watch_valid): rewrite so debugable.
1015
1016         * sim-config.h (WITH_XOR_ENDIAN): Default to zero.
1017
1018         * sim-watch.c (schedule_watchpoint): Add is_within option so that
1019         inequality test is possible.
1020         (handle_watchpoint): Re-pass is_within arg.
1021         (watch_option_handler): When `!' prefix to pc-watchpoint arg pass
1022         0 to schedule_watchpoint's is_within arg.
1023         (sim_watchpoint_init): Re-pass is_within arg.
1024
1025         * sim-options.c (sim_print_help): Add is_command argument.  Don't
1026         include -- prefix when called from the command line interpreter.
1027
1028         * sim-watch.c (schedule_watchpoint): Pass true is_within argument.
1029
1030         * sim-events.c (sim_events_watch_sim): Add is_within argument,
1031         zero indicates that the test should be reversed.
1032         (sim_events_watch_core): Ditto.
1033         (WATCH_CORE): Compare range against is_within.
1034         (WATCH_SIM): Ditto.
1035
1036 Tue May 27 12:48:03 1997  Andrew Cagney  <cagney@b2.cygnus.com>
1037
1038         * sim-events.c (WATCH_CORE): Pass NULL cpu argument to
1039         sim_core_read_buffer.  Check nr-bytes transfered.
1040
1041         * sim-core.h (sim_core_common): Define a new struct that contains
1042         the common data.  to sd and cpu structures.
1043         * sim-core.c (sim_core_attach): Update.
1044         (sim_core_init): Update. Remember to copy initialized data to each
1045         cpu.
1046         (sim_core_find_mapping): Ditto.
1047
1048         * sim-core.c (sim_core_read_buffer): Add cpu argument.
1049         (sim_core_write_buffer): Ditto.
1050
1051         * sim-n-core.h (sim_core_read_unaligned_N): When mis-aligned
1052         transfer use xor version of read buffer.
1053         (sim_core_write_unaligned_N): Ditto for write.
1054
1055         * sim-core.c (sim_core_xor_read_buffer): New function implement
1056         xor-endian data read breaking transfer up into xor-endian sized
1057         blocks.
1058         (sim_core_xor_write_buffer): Ditto for write.
1059         (reverse_n): Reverse order of arbitrary number of bytes in buffer
1060         - needed for xor-endian transfers.
1061
1062 Fri May 23 14:24:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1063
1064         * sim-inline.h: Review description.
1065
1066         * sim-core.h, sim-core.c: Reduce number of functions being inlined
1067         to just those involved in data transfers and configuration.
1068
1069         * sim-xcat.h (XSTRING): New macro, map macro definition onto
1070         string.
1071         * sim-n-core.h (sim_core_read_aligned_N): Use.
1072         (sim_core_read_unaligned_N): Ditto.
1073         (sim_core_read_unaligned_N): Ditto..
1074         (sim_core_write_unaligned_N): Ditto.
1075
1076         * sim-core.h: Add xor endian bitmap to main structure.  *
1077
1078         sim-n-core.h (sim_core_write_aligned_N): Add suport for xor
1079         endian.
1080         (sim_core_read_aligned_N): Ditto.
1081
1082         * sim-core.c (sim_core_set_xor_endian): New function.
1083         (sim_core_attach): Don't overwrite the per-cpu xor map when
1084         cloning the global core.
1085
1086 Fri May 23 10:53:13 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1087
1088         * sim-engine.h: Update below so that it is using an enumerated
1089         type.
1090
1091 Thu May 22 09:12:16 1997  Gavin Koch  <gavin@cygnus.com>
1092
1093         * sim-engine.c (sim_engine_restart):
1094         * sim-resume.c (sim_resume): Change longjmp param/setjmp
1095         return value used for simulator restart from 0 to 2.
1096
1097 Wed May 21 08:47:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1098
1099         * cgen-scache.c (scache_option_handler): Add is_command arg.
1100
1101         * sim-model.c (model_option_handler): Add is_command argument.
1102
1103         * sim-profile.c (profile_option_handler): Add is_command arg.
1104
1105         * sim-events.c (sim_watch_valid): Use ub64, lb64 when 64bit value
1106         involved.
1107
1108         * sim-module.c (sim_module_add_init_fn): Call init fn in the same
1109         order that they are registered.
1110
1111         * sim-options.h (OPTION_HANDLER): Add argument to differentiate
1112         between option and command line processing.
1113
1114         * sim-options.c: Include stdlib.h, ctype.h.
1115
1116         * Make-common.in (sim-watch.o): Add rule.
1117         (sim_main_headers): Assume sim-assert.h included.
1118         (sim-*.o): Simplify make rule.
1119
1120         * sim-module.c: Add sim_watch_install to module list.
1121
1122 Tue May 20 14:15:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1123
1124         * sim-base.h (STATE_LOADED_P): New predicate. Set once everything
1125         has been loaded.
1126
1127         * sim-trace.c (trace_install): Check magic. Include sim-assert.h.
1128         * sim-events.c (sim_events_install): Ditto.
1129         * sim-core.c (sim_core_install): Ditto.
1130         * sim-model.c (model_install): Ditto.
1131         * sim-options.c (standard_install): Ditto.
1132         * sim-profile.c (profile_install): Ditto.
1133         * sim-reason.c (sim_stop_reason): Ditto.
1134         * sim-run.c (sim_engine_run): Ditto.
1135         * sim-utils.c (sim_analyze_program): Ditto.
1136
1137         * sim-module.c (modules): Make profile_install and trace_install
1138         optional.
1139
1140         * sim-base.h (STATE_MEM_BASE): Define for flat memory systems.
1141
1142         * sim-options.c (standard_option_handler): Set the byte order.
1143
1144         * sim-events.c (sim_events_process): Allow multi tick processing.
1145         (sim_events_tickn): New function - multi cycle tick.
1146
1147         * sim-events.h (sim_events_tickn, sim_events_timewarp): Add
1148         prototypes.  Under development.
1149         (sim_events): Replace processing with nr_ticks_to_process.
1150
1151 Tue May 20 09:39:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1152
1153         * nrun.c (main): Pass callbacks to sim_open instead of using
1154         sim_set_callbacks.
1155
1156         * run.c (main): Ditto.
1157
1158 Mon May 19 12:07:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1159
1160         * sim-events.c (sim_events_zalloc): Signal save memory allocator -
1161         stop tk interrupting malloc calls.
1162         (sim_events_zalloc): Converse.
1163
1164         * Make-common.in (sim_main_headers): Add sim-events.h.
1165
1166         * sim-events.c (sim_events_schedule_after_signal): Change return
1167         type to void - signal events are strictly internal.
1168         (sim_events_init): Allocate a finite buffer for signal events.
1169         (sim_events_schedule_after_signal): Enter signal events into the
1170         signal buffer.
1171
1172         * sim-engine.c (sim_engine_halt): Check SIM_DESC magic.
1173         (sim_engine_restart): Ditto.
1174         (sim_engine_abort): Ditto.
1175         * sim-stop.c (sim_stop): Ditto.
1176         (control_c_simulation): Ditto.
1177         * sim-resume.c (sim_resume): Ditto.
1178         (has_stepped): Ditto.
1179         * sim-abort.c (sim_engine_abort): Ditto.
1180
1181         * sim-basics.h (transfer_type): New type.
1182
1183         * sim-core.c (sim_core_signal): New function. Print core signal
1184         information.
1185         (sim_core_find_mapping): Add transfer argument.
1186
1187         * sim-n-core.h (sim_core_{write,write}_unaligned_N): Call
1188         SIM_CORE_SIGNAL if a recoverable abort.
1189         * sim-core.c (sim_core_find_mapping): Ditto.
1190
1191 Fri May 16 15:13:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1192
1193         * sim-core.c (sim_core_find_mapping): Replace calls to
1194         sim_io_error to more resiliant sim_engine_abort.
1195
1196         * sim-n-core.h (sim_core_read_unaligned_N): Ditto.
1197         (sim_core_write_unaligned_N): Ditto.
1198
1199 Tue May 13 13:50:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1200
1201         * sim-module.c: Add sim_events_install to list.
1202
1203         * sim-events.c (sim_events_install, sim_events_uninstall): Clonse
1204         from sim_core_*.
1205         (sim_events_init): Now returns SIG_RC.
1206
1207         * sim-run.c: New file. Generic sim_engine_run.
1208         * sim-reason.c: New file. Generic sim_stop_reason.
1209         * sim-stop.c: New file. Generic sim_stop.
1210         * sim-resume.c: New file. Generic sim_resume.
1211
1212         * Make-common.in (sim-engine.o): Add rule.
1213         (sim-run.o, sim-reason.o, sim-stop.o, sim-resume.o): Ditto.
1214
1215         * sim-engine.h, sim-engine.c: New file. Provide generic
1216         implementation of sim_engine_halt, sim_engine_error. et.al.
1217
1218         * sim-base.h (sim_state_base): Add member halt.
1219         (sim-engine.h): Include.
1220
1221         * sim-events.h (sim_event_handler): Always pass SIM_DESC to event
1222         handlers.
1223         * sim-events.c (sim_events_poll): Update event handler.
1224
1225 Tue May 13 09:57:49 1997  Andrew Cagney  <cagney@b2.cygnus.com>
1226
1227         * sim-events.h, sim-events.c (sim_events_watch_clock): New
1228         function.
1229         (sim_events_watch_sim): New function.
1230         (sim_events_watch_core): New function.
1231         (sim_watch_valid): New function.
1232         (sim_events_preprocess): New function.
1233         (sim_events_process): Process the watchpoints as well as the timer
1234         queue.
1235         (sim_events_tick): Check WORK_PENDING instead of the hold queue.
1236         (sim_events_deschedule): Check all the queues when removing an
1237         event.
1238         (sim_events_init): Ditto for cleaning.
1239
1240 Mon May 19 12:07:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1241
1242         * sim-fpu.c (is_ufpu_number): Comment out - currently unused.
1243
1244 Mon May 19 11:23:03 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1245
1246         * callback.c (os_open): Type of arg flags is int.
1247
1248 Fri May 16 22:26:43 1997  Michael Meissner  <meissner@cygnus.com>
1249
1250         * sim-fpu.c (sim_fpu_is_{eq,ne,lt,le,gt,ge}): Compare Infinities
1251         just like normal numbers as per IEEE rules.
1252
1253 Wed May 14 21:20:38 1997  Bob Manson  <manson@charmed.cygnus.com>
1254
1255         * callback.c (os_close): Mark the descriptor as being
1256         available if the close succeeded.
1257         (os_open): Pass 0644 as the mode of the file being created.
1258
1259 Thu May 15 10:58:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1260
1261         * sim-fpu.c (pack_fpu, unpack_fpu): New functions - decode a
1262         float.
1263
1264         * sim-inline.c (SIM_INLINE_C): Rename from _SIM_INLINE_C_.
1265         * sim-lnline.h: Update.
1266
1267         * sim-fpu.h, sim-fpu.c (sim_fpu_[iu]{32,64}to): New int2fp
1268         conversion functions.
1269         (sim_fpu_to{32,64}[iu]): New fp2int functions.
1270
1271         * sim-fpu.h, sim-fpu.c (sim_fpu_is_{lt,le,eq,ne,ge,gt}): New fp
1272         compare functions.  Replacing.
1273         (sim_fpu_cmp): This. Delete.
1274
1275 Mon May 12 14:49:05 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1276
1277         * sim-core.c (sim_core_find_mapping): Call engine_error not
1278         sim_io_error when possible.
1279
1280 Mon May 12 08:55:07 1997  Andrew Cagney  <cagney@b2.cygnus.com>
1281
1282         * sim-endian.h (V1_H2): Add macro's to insert a word into a
1283         high/low double word.
1284
1285         * sim-trace.h: Remove definition of attribute - defined in
1286         sim_basics.h.
1287
1288 Mon May 12 08:55:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1289
1290         * sim-options.h (struct OPTION): Add doc_opt as the documenting
1291         name of the option - or family of options.
1292
1293         * sim-options.c (sim_args_command): Match command `a-b c' with
1294         option `--a-b-c' from option table.
1295
1296 Thu May  8 12:40:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1297
1298         * sim-options.c (sim_print_help): For optional arguments, wrap
1299         them in [].
1300
1301         * sim-trace.c (set_trace_options): New function, handle optional
1302         argument and multiple assignment.
1303         (trace_option_handler): Update.
1304
1305         * sim-trace.c (trace_option_handler): Trace branch and not fpu
1306         when branch tracing selected.
1307
1308 Wed May  7 15:19:58 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1309
1310         * sim-trace.c (trace_one_insn): Make a va-args function.
1311
1312         * sim-trace.c (trace_vprintf): New function, va-arg version of
1313         trace_printf.
1314
1315 Tue May  6 16:38:16 1997  Doug Evans  <dje@canuck.cygnus.com>
1316
1317         * sim-trace.c (trace_uninstall): Don't close a file twice.
1318         * sim-profile.c (profile_uninstall): Likewise.
1319
1320 Tue May  6 06:14:01 1997  Mike Meissner  <meissner@cygnus.com>
1321
1322         * sim-trace.c (toplevel): Include bfd.h.
1323         (trace_options): Note that --trace-linenum also turns on
1324         --trace-insn.  Add --trace-{branch,semantics}.
1325         (trace_option_handler): If --trace-linenum, also turn on
1326         --trace-insn.  Add --trace-branch support.  If --trace-semantics,
1327         turn on ALU, FPU, branch, and memory tracing.
1328         (trace_one_insn): New function to trace an instruction.  Support
1329         --trace-linenum.
1330         (OPTION_TRACE_*): Use an enum, rather than lots of defines.
1331
1332         * sim-trace.h (TRACE_{SEMANTICS,BRANCH}_IDX): Add new macros.
1333         (MAX_TRACE_VALUES): Use 32, not 12 by default.
1334         (TRACE_branch): Add new mask.
1335         (TRACE_*_P): Define all possible trace_p macros.
1336         (trace_one_insn): Declare function.
1337
1338 Mon May  5 14:08:34 1997  Mike Meissner  <meissner@cygnus.com>
1339
1340         * sim-trace.h (__attribute__): Define as nothing if not GNU C or
1341         GNU C doesn't support __attributes__.
1342         ({trace,debug}_printf): Add attribute's so -Wformat can check the
1343         format strings.
1344
1345 Mon May  5 11:16:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1346
1347         * sim-config.h (FORCED_ALIGNMENT): New alignment option -
1348         addresses are masked forcing them to be correctly aligned.
1349         (WITH_ALIGNMENT): Make NONSTRICT_ALIGNMENT the default.
1350         * sim-config.c (config_alignment_to_a): Update.
1351
1352         * sim-core.h (sim_cpu_core): New data type contains cpu specific
1353         core data.
1354         * sim-base.h (CPU_CORE): Add cpu specific core data to cpu base
1355         type.
1356         * sim-core.c (sim_core_attach): Add CPU argument.  Ready for
1357         processor specific core maps.
1358         (sim_core_map_attach): Copy the core map data to each of the
1359         processor specific core data structures.
1360         * sim-core.c (sim_core_find_mapping): Update.
1361
1362         * sim-n-core.h (sim_core_read_N, sim_core_write_N): Rename.
1363         (sim_core_write_aligned_N, sim_core_write_aligned_N): New names.
1364         (sim_core_write_unaligned_N, sim_core_write_unaligned_N): New
1365         alternatives that handle unaligned addresses.
1366         (sim_core_{read,write}_{,un}aligned_N): Drop SIM_DESC arg, replace
1367         with just CPU arg.
1368         * cgen-utils.c (sim_disassemble_insn): Update.
1369
1370 Mon May  5 13:19:16 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1371
1372         * sim-trace.h (TRACE_FPU_IDX): Add Floating-point specific
1373         tracing.
1374
1375         * sim-fpu.h, sim-fpu.c: New files - prototype for generic target
1376         fpu support.
1377
1378         * sim-inline.h, sim-inline.c: Add support for SIM_FPU.
1379
1380 Fri May  2 17:59:42 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1381
1382         * sim-core.c (sim_core_map_to_str): New function ascii equivalent
1383         to map type.
1384
1385         * sim-n-core.h (sim_core_read_N, sim_core_write_N): Use in trace
1386         statement.
1387
1388 Fri May  2 17:28:02 1997  Andrew Cagney  <cagney@b2.cygnus.com>
1389
1390         * cgen-trace.c: Prepend additional trace_printf argument.
1391
1392         * cgen-utils.c (sim_disassemble_insn): Add additional core
1393         arguments.
1394
1395 Fri May  2 11:40:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1396
1397         * nrun.c (main): Catch/report errorenous simulator states.
1398
1399         * sim-module.c: #include "libiberty.h" so that xmalloc is defined.
1400         * sim-trace.c: #include string.h/strings.h so that memset is
1401         defined.
1402         * sim-utils.c: Ditto.
1403         * sim-profile.c: Ditto. And stdlib.h.
1404         (print_bar): Only define when used by instruction or memory profiler.
1405
1406         * sim-options.c (standard_option_handler): Make ul more local.
1407
1408         * sim-load.c (sim_load_file): Make the name constant.
1409         (sim_load_file): Passify gcc.
1410
1411         * sim-utils.h: New file, pre-declare utilites in corresponding .c
1412         file.
1413         * sim-utils.c, sim-load.c: Include sim-utils.h.
1414
1415         * sim-base.h (sim_cpu): Pre define here so available to all.
1416
1417         * sim-core.h (DECLARE_SIM_CORE_WRITE_N, DECLARE_SIM_CORE_READ_N):
1418         Restore the sim_cpu and instruction_address arguments so that full
1419         information is available to the abort function.
1420         * sim-core.c (sim_core_find_mapping, sim_core_write_buffer): Ditto.
1421         * sim-n-core.h (sim_core_write_N, sim_core_read_N): Update.
1422
1423         * sim-trace.h, sim-trace.c (trace_option_handler): Add interim
1424         tracing support for sim-events and sim-core.
1425         (trace_option_handler): Convert #if to if where possible so always
1426         compiled/checked by C compiler.
1427         * sim-n-core.h (sim_core_write_N, sim_core_read_N): Update.
1428
1429         * sim-base.h: Adjust comment documenting how to define the cpu
1430         structure.
1431         (sim_state_base): Add sim_core and sim_events to simulator base
1432         object.
1433
1434         * sim-trace.h, sim-trace.c (trace_printf): Add SIM_DESC argument.
1435         * sim-core.c (sim_core_init, sim_core_attach,
1436         sim_core_find_mapping): Update.
1437         * sim-events.c (ETRACE, sim_events_init, sim_events_time,
1438         update_time_from_event, insert_sim_event,
1439         sim_events_schedule_after_signal, sim_events_deschedule,
1440         sim_events_tick): Ditto.
1441
1442         * sim-basics.h (sim-module.h, sim-trace.h, sim-profile.h,
1443         sim-model.h): Move #includes from here.
1444         * sim-base.h: To here.
1445         (sim-core.h, sim-events.h, sim-io.h): Include also
1446
1447 Wed Apr 30 15:37:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1448
1449         * callback.c (default_callback): Missing initialisers.
1450
1451 Thu May  1 10:40:47 1997  Doug Evans  <dje@canuck.cygnus.com>
1452
1453         * sim-utils.c (sim_add_commas): New function.
1454         * sim-basics.h (sim_add_commas): Add prototype.
1455         * cgen-scache.c (scache_print_profile): Print commas in numbers.
1456         * sim-profile.c (COMMAS): New macro.
1457         (print_*): Use it to print commas in numbers.
1458
1459         * configure: Regenerated.
1460
1461         * cgen-sim.h (sim_signal_type): Add SIM_SIGINT.
1462         (cgen_state): New member run_fast_p.
1463         (cgen_init): Add prototype.
1464         (sim_disassemble_insn): New arg `cpu'.
1465         * cgen-trace.c (trace_insn): Update call to sim_disassemble_insn.
1466         * cgen-utils.c (cgen_init): New function.
1467         (sim_disassemble_insn): New arg `cpu'.  Rewrite fetching of insn.
1468         * genmloop.sh: Call engine_halt if loop exits.
1469
1470         * Makefile.in (sim-options_h): Define.
1471         (sim-{module,options,trace,profile,utils}.o): Clean up dependencies.
1472         (sim-model.o): Add new rule.
1473         (cgen-{scache,trace,utils}.o): Add new rules.
1474         * aclocal.m4 (SIM_AC_OPTION_{SCACHE,DEFAULT_MODEL}): Add.
1475         * cgen-scache.c (scache_print_profile): Change `sd' arg to `cpu'.
1476         Indent output by 2 spaces.
1477         * cgen-scache.h (scache_print_profile): Update.
1478         * cgen-trace.c (trace_insn_fini): Indent output by 2 spaces.
1479         Use trace_printf, not fprintf.
1480         (trace_extract): Use trace_printf, not cgen_trace_printf.
1481         * genmloop.sh (!FAST case): Increment `insn_count'.
1482         * sim-base.h (sim_state_base): Only include scache_size if WITH_SCACHE.
1483         (sim_cpu_base): Rename member `sd' to `state' to be consistent with
1484         access macro's name.
1485         * sim-core.c (sim_core_init): Use EXTERN_SIM_CORE to define it.
1486         Change return type to SIM_RC.
1487         (sim_core_{install,uninstall}): New functions.
1488         * sim-core.h (sim_core_{install,uninstall}): Declare.
1489         (sim_core_init): Use EXTERN_SIM_CORE to define it.
1490         Change return type to SIM_RC.
1491         * sim-model.h (models,machs,model_install): Declare.
1492         * sim-module.c (modules): Add scache_install, model_install.
1493         (sim_post_argv_init): Set cpu->state backlinks.
1494         * sim-options.c (standard_options): Delete --simcache-size,--max-insns.
1495         (standard_option_handler): Likewise.
1496         * sim-profile.c (PROFILE_{HISTOGRAM,LABEL}_WIDTH): Move to
1497         sim-profile.h.
1498         (*): Assume ANSI C.
1499         (profile_options): Delete --profile-simcache.
1500         (profile_option_handler): Likewise.
1501         (profile_print_insn): Change `sd' arg to `cpu'.  Indent output 2
1502         spaces.
1503         (profile_print_{memory,model}): Likewise.
1504         (profile_print_simcache): Delete.
1505         (profile_print_speed): New function.
1506         (profile_print): Rewrite.
1507         * sim-profile.h (PROFILE_scache): Renamed from PROFILE_simcache.
1508         (WITH_PROFILE_SCACHE_P): Renamed from WITH_PROFILE_SIMCACHE_P.
1509         (PROFILE_DATA): Delete members simcache_{hits,misses}.
1510         (PROFILE_COUNT_SIMCACHE_{HIT,MISS}): Delete.
1511         (PROFILE_{CALLBACK,CPU_CALLBACK}): New types.
1512         (profile_print): Update prototype.
1513
1514 Wed Apr 30 11:34:14 1997  Doug Evans  <dje@canuck.cygnus.com>
1515
1516         * cgen-scache.[ch], cgen-sim.h: New files.
1517         * cgen-trace.[ch], cgen-types.h, cgen-utils.c, genmloop.sh: New files.
1518         * sim-model.c: New file.
1519
1520         * Make-common.in (clean targets): Undo patch of Apr. 22.
1521
1522 Fri Apr 25 15:28:32 1997  Mike Meissner  <meissner@cygnus.com>
1523
1524         * sim-n-bits.h (signed): If we have a standard compiler, undef
1525         signed, so that signedN is defined correctly.
1526
1527 Thu Apr 24 00:00:07 1997  Doug Evans  <dje@canuck.cygnus.com>
1528
1529         * sim-module.h, sim-model.h, sim-profile.h: New files.
1530         * sim-module.c, sim-profile.c: New files.
1531         * Make-common.in (SIM_PROFILE): Define
1532         (CONFIG_CFLAGS): Add $(SIM_PROFILE).
1533         (sim_main_headers): Add sim-module.h, sim-model.h, sim-profile.h.
1534         (sim_module.o,sim-profile.o): Add rules for.
1535         * aclocal.m4 (--enable-sim-trace): Allow symbolic arguments.
1536         (--enable-sim-profile): Add.
1537         * configure: Regenerated.
1538         * sim-base.h (sim_state_base): New members init_list, uninstall_list,
1539         model.  Move trace and profile support to sim-{trace,profile}.h.
1540         New members trace_data, profile_data.
1541         * sim-basics.h: #include sim-module.h, sim-model.h, sim-profile.h.
1542         * sim-config.h: Provide default definition of WITH_PROFILE.
1543         (WITH_TRACE): Change default to -1.
1544         (MAX_NR_PROCESSORS): Always define.
1545         * sim-options.c: Move trace and profile support to
1546         sim-{trace,profile}.h.
1547         (sim_pre_argv_init): Moved to sim-model.c.
1548         (standard_install): New function.
1549         * sim-options.h (sim_pre_argv_init): Move decl to sim-model.c.
1550         (standard_install): Declare.
1551         * sim-trace.c: Tracing option handling moved here from sim-options.c.
1552         (trace_install, trace_uninstall): New functions.
1553         (trace_printf): Update reference to TRACE_FILE.
1554         * sim-trace.h (TRACE_FOO_IDX): Moved here from sim-base.h.
1555         (TRACE_foo): Bit masks for symbolic arguments to --enable-sim-trace.
1556         (WITH_TRACE_FOO_P): Define.
1557         (trace_install): Declare.
1558         (TRACE_DATA): New struct.
1559
1560 Wed Apr 23 17:23:15 1997  Doug Evans  <dje@canuck.cygnus.com>
1561
1562         * run.c: Undo last exec_bfd patch.
1563         (main): Only pass -E ifdef SIM_HAVE_BIENDIAN.
1564
1565 Wed Apr 23 17:54:27 1997  Mike Meissner  <meissner@cygnus.com>
1566
1567         * run.c (exec_bfd): Add back in.
1568         (main): Set exec_bfd.
1569
1570 Tue Apr 22 14:43:46 1997  Doug Evans  <dje@canuck.cygnus.com>
1571
1572         * sim-load.c (sim_load_file): #include <stdio.h> for NULL.
1573
1574 Wed Apr 23 02:55:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1575
1576         * sim-events.c (insert_sim_event): Call sim_io_error instead of
1577         less well defined engine_error.
1578         * sim-core.c: Ditto.
1579
1580 Tue Apr 22 08:48:16 1997  Stu Grossman  (grossman@critters.cygnus.com)
1581
1582         * Make-common.in:  Change clean targets to use :: so that other
1583         Makefiles can have their own clean targets.
1584         * sim-load.c (xprintf eprintf):  Use ANSI_PROTOTYPES instead of
1585         __STDC__ to control use of stdarg vs. varargs syntax.  Some
1586         systems can't use __STDC__, but require stdarg.
1587
1588 Fri Apr 18 11:14:43 1997  Doug Evans  <dje@canuck.cygnus.com>
1589
1590         * sim-options.c (standard_options): Add --endian.
1591         (standard_option_handler): Likewise.
1592
1593         * nrun.c: #include <signal.h>.
1594         (main, cntrl_c): Wrap calls to sim_resume in a SIGINT
1595         handler that calls sim_stop ().
1596
1597 Fri Apr 18 13:11:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1598
1599         * run.c (main, cntrl_c): Wrap calls to sim_resume in a SIGINT
1600         handler that calls sim_stop ().  Simulators may still be
1601         establishing their own handler.
1602
1603         * sim-events.c (sim_events_poll): Rename from
1604         sim_events_at_large_int.  Poll IO.
1605
1606         * sim-io.c (sim_io_poll_quit): New function - pass on a polling
1607         request.
1608
1609         * callback.c (os_poll_quit): New function poll for quit signal
1610         where needed.
1611         (default_callback): Include magic number.
1612
1613 Thu Apr 17 02:25:11 1997  Doug Evans  <dje@canuck.cygnus.com>
1614
1615         * aclocal.m4: Check for headers time.h, sys/time.h, sys/resource.h.
1616         Check for functions getrusage, time.
1617         * sim-basics.h (SIM_ELAPSED_TIME): New typedef.
1618         (sim_elapsed_time_get, sim_elapsed_time_since): Add prototypes.
1619         * sim-utils.c: #include time.h, sys/time.h, sys/resource.h if able.
1620         (sim_elapsed_time_get, sim_elapsed_time_since): New functions.
1621
1622         * sim-utils.c (sim_copy_argv, sim_analyze_program): New functions.
1623
1624         * sim-options.c, sim-options.h: New files.
1625         * sim-config.h (WITH_DEBUG): Provide default value of zero.
1626         * Make-common.in (nrun.o): Add rules for.
1627         * nrun.c: New file.
1628
1629         * run.c (main): Check return value of sim_open.
1630
1631         * Make-common.in (sim-options.o, sim-load.o, sim-trace.o): Add rules.
1632         (sim_main_headers): Add sim-trace.h.
1633         * run.c (exec_bfd, target_byte_order): Delete.
1634         (main): Pass -E <endian> to sim_open.  Delete code to load sections,
1635         call sim_load instead.  Check return code of sim_create_inferior.
1636         * sim-base.h (CURRENT_STATE): Define.
1637         (sim_state_base): Make typedef.  New members options, prog_argv,
1638         prog_bfd, text_{section,start,end}, start_addr, simcache_size,
1639         mem_size, memory [+ corresponding access macros].
1640         (sim_cpu_base): New typedef.
1641         * sim-trace.h: New file.
1642         * sim-trace.c: New file.
1643         * sim-basics.h: #include it.
1644         * sim-load.c: New file.
1645
1646 Tue Apr 15 15:10:13 1997  Ian Lance Taylor  <ian@cygnus.com>
1647
1648         * Make-common.in (INSTALL): Set to @INSTALL@.
1649         (INSTALL_XFORM, INSTALL_XFORM1): Remove.
1650         (install-common): Depend upon installdirs.  Use
1651         $(program_transform_name) directly, rather than using
1652         $(INSTALL_XFORM).
1653         (installdirs): New target.
1654         * Makefile.in (INSTALL): Set to @INSTALL@.
1655         (INSTALL_XFORM, INSTALL_XFORM1): Remove.
1656         (install-man): Depend upon installdirs.  Use
1657         $(program_transform_name) directly, rather than using
1658         $(INSTALL_XFORM).
1659         (installdirs): New target.
1660
1661 Tue Apr 15 15:08:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1662
1663         * sim-assert.h (SIM_ASSERT, ASSERT): Allow these macros to
1664         be overriden.
1665
1666 Wed Apr  9 16:06:44 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1667
1668         * sim-basics.h: Only bring in config.h and tconfig.h if
1669         HAVE_CONFIG_H.
1670
1671 Mon Apr  7 11:39:45 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1672
1673         * sim-config.h (WITH_TARGET_WORD_MSB): New Macro. Define the bit
1674         numbering convention of the target.
1675         * sim-config.c (print_sim_config): Print WITH_TARGET_WORD_BITSIZE
1676         and WITH_TARGET_WORD_MSB.
1677         (sim_config): When possible, check for consistency with bitsize
1678         and msb.
1679
1680         * sim-bits.h: Allow MSB to be other than zero.
1681         * sim-bits.c: Ditto.
1682         * sim-n-bits.h: Ditto.
1683
1684         * sim-bits.h (MSMASK*): New macros - converce to LSMASK*.
1685         * sim-n-bits.h (MSMASKEDn): Ditto.
1686
1687 Mon Apr 14 16:29:21 1997  Ian Lance Taylor  <ian@cygnus.com>
1688
1689         * Makefile.in (INSTALL): Change install.sh to install-sh.
1690
1691 Mon Apr  7 10:46:38 1997  Doug Evans  <dje@canuck.cygnus.com>
1692
1693         * sim-base.h (sim_state_base): Move `magic' to end of struct.
1694
1695 Mon Apr  7 15:53:21 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1696
1697         * run.c (main): Check that a program to run was specified.
1698
1699 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1700
1701         * aclocal.m4 (AC_TYPE_SIGNAL): Add check.
1702
1703         * configure: Regenerated to track ../common/aclocal.m4 changes.
1704         * config.in: Ditto.
1705
1706 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
1707
1708         * sim-endian.h: Move host {LITTLE,BIG}_ENDIAN support from here,
1709         * sim-config.h: To here.
1710
1711         * Make-common.in (SIM_EXTRA_DEPS): New config var.
1712         (sim_main_headers): Define.
1713         (sim-*.o): Depend on $(SIM_EXTRA_DEPS).
1714         (BUILT_SRC_FROM_COMMON): Move here from ../d30v/Makefile.in.
1715         (clean): Use it.
1716         (sim-utils.o): Add rule for.
1717         * sim-utils.o: New file.
1718         * sim-basics.h: #include sim-base.h.
1719         (zalloc): Make argument unsigned long.
1720         * sim-base.h: New file.
1721         * sim-inline.h (SIM_IO support): Delete.
1722         * sim-io.h: Delete inline support.
1723         * sim-io.c: Likewise.  sim-state.h renamed to sim-main.h.
1724         * sim-config.c: sim-state.h renamed to sim-main.h.
1725         * sim-core.c: Likewise.
1726         * sim-events.c: Likewise.
1727
1728         * run.c (main): Pass SIM_OPEN_STANDALONE to sim_open.
1729
1730         * aclocal.m4: Check for stdlib.h, string.h, strings.h, unistd.h.
1731         (sim-debug): Allow arguments.  Define WITH_DEBUG in addition to
1732         -DDEBUG.
1733         * configure: Regenerated to track ../common/aclocal.m4 changes.
1734
1735 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1736
1737         * configure: Regenerated to track ../common/aclocal.m4 changes.
1738
1739 Wed Apr  2 11:08:11 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1740
1741         * sim-config.h (WITH_ALIGNMENT, WITH_FLOATING_POINT,
1742         WITH_XOR_ENDIAN, WITH_SMP, WITH_RESERVED_BITS): Assume that these
1743         are defined by the configure.
1744
1745         * aclocal.m4 (sim-stdio): Add option stdio from ../ppc configure.
1746
1747         * aclocal.m4 (floating-point, xor-endian, alignment, smp,
1748         reserved-bits): Always define.
1749
1750         * sim-config.h, sim-config.c (sim_config): New function - and new
1751         file - co-ordinate the setting/checking of the common simulator
1752         configuration options.
1753
1754         * Make-common.in (sim-config.o): Add rule.
1755
1756 Fri Mar 28 15:32:00 1997  Mike Meissner  <meissner@cygnus.com>
1757
1758         * callback.c (os_{,e}vprintf_filtered): Change stdarg type to
1759         va_list from void *, since va_list might not be a pointer type.
1760
1761 Mon Mar 24 15:27:12 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1762
1763         * sim-n-endian.h (offset_N): Correct assertion - word and sub word
1764         in wrong order.
1765         (offset_N): Correct computation of LE offset.
1766
1767         * sim-io.c (sim_io_error): Include a new line when reporting
1768         errors.
1769
1770         * sim-assert.h (SIM_FILTER_PATH): Out by one when locating last
1771         `/'.
1772
1773 Thu Mar 20 22:31:06 1997  Jeffrey A Law  (law@cygnus.com)
1774
1775         * run.c: Include alloca-conf.h.
1776
1777         * callback.c (os_evprintf_filtered): Fix typo.
1778
1779 Fri Mar 21 13:36:20 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1780
1781         * run.c (string.h, strings.h, stdlib.h): Include.
1782
1783         * sim-events.c (sim_events_tick): Recent cleanup failed to return
1784         0 when nothing pending.
1785
1786         * run.c (sim_size, sim_trace): Plicate GCC - these two functions
1787         will soon be going away.
1788         (getopt): Plicate GCC.
1789
1790         * sim-endian.c (sim-io.h): Plicate GCC.
1791         * sim-bits.c (sim-io.h): Ditto.
1792         * sim-n-bits.h (ROTn): Ditto.
1793
1794         * sim-io.c (sim_io_error): Correct check for NULL.
1795
1796         * sim-assert.h (SIM_FILTER_PATH): Separate out the code filtering
1797         the __FILE__.
1798         * sim-events.c: Use SIM_FILTER_PATH to filter out the filename
1799         path.
1800
1801 Wed Mar 19 01:12:06 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1802
1803         * aclocal.m4 (SIM_AC_OPTION_*: Move so that they are outside of
1804         SIM_AC_COMMON - SIM_AC_COMMON was gobling arguments.
1805
1806 Tue Mar 18 20:48:12 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1807
1808         * sim-alu.h: Include sim-xcat.h.
1809
1810 Tue Mar 18 13:58:18 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1811
1812         * Make-common.in (sim-bits.c, sim-core.c, sim-endian.c,
1813         sim-events.c, sim-inline.c, sim-io.c): Define rules for building
1814         these.
1815
1816         * sim-events.c (sim_events_at_large_int): New function.  Just
1817         schedules an event every large-int ticks.
1818         (sim_events_init): Call.
1819         (sim_events_tick, sim_events_process): Move async handing to
1820         sim_events_process.  Move timer decrement so that it occures after
1821         events have been processed.
1822
1823         * sim-basics.h (struct _engine): Remove declaration.
1824
1825         * sim-events.h, sim-events.c: Rename type to sim_events.  Prefix
1826         everything with same.  Rename global struct to SIM_DESC.
1827         * sim-core.h, sim-core.c, sim-n-core.c: Ditto for sim_core.
1828         * sim-io.h, sim-io.c: Ditto.
1829
1830         * sim-assert.h: New file. Optional assertion checking macros.
1831         * sim-io.c (sim_io_error): Make just this function tolerant to
1832         null pointers.
1833
1834         * sim-xcat.h: New file. Define concatenate macros.
1835         * sim-basics.h (XCONCAT*): Move to sim-xcat.h.
1836         * sim-n-core.h, sim-n-bits.h, sim-n-endian.h: Explicitly include
1837         concat macros.
1838
1839
1840 Tue Mar 18 12:44:55 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1841
1842         * sim-bits.h (LSMASK): New macro. Create mask of LS bits.
1843
1844 Mon Mar 17 18:10:05 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1845
1846         * sim-inline.h: Add definitions for sim-types.
1847         (ALL_BY_MODULE): New macro, encapsulate full inlining by the
1848         module.
1849
1850 Mon Mar 17 15:38:27 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1851
1852         * sim-events.h: Remove defunct reference to callback struct.
1853
1854 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1855
1856         * configure: Re-generate.
1857
1858 Mon Mar 17 15:04:47 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1859
1860         * Make-common.in (CSEARCH): Do not include the gdb directory in
1861         the search path.
1862
1863 Mon Mar 17 13:16:26 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1864
1865         * Make-common.in (SIM_ENDIAN, SIM_HOSTENDIAN, SIM_INLINE,
1866         SIM_WARNING): Drop, requiring the simulator specific Makefile.in
1867         to explicitly incorporate these.
1868
1869         * aclocal.m4 (--enable-sim-alignment); New option. Strongly
1870         specify the alignment restrictions of the target architecture -
1871         without this option all alignment restrictions are accomodated.
1872         (--enable-sim-assert): New option.  Conditionally compile in
1873         assertion statements.
1874         (--enable-sim-float): New option. Strongly specify the target's
1875         floating point support.
1876         (--enable-sim-hardware): New option.  Specify the hardware devices
1877         included in the simulation.
1878         (--enable-sim-packages): New option.  Specify the hardware
1879         packages included in the simulation.
1880         (--enable-sim-regparm): New option.  Specify that parameters be
1881         passed in registers instead of on the stack.
1882         (--enable-sim-reserved-bits): New option. Specify that reserved
1883         bits within an instruction are are correctly set.
1884         (--enable-sim-smp): New option. Specify the level of SMP support
1885         to be included in the simulator.
1886         (--enable-sim-stdcall): New option.  Specify an alternative
1887         function call convention.
1888         (--enable-sim-xor-endian): New option.  Configure xor-endian
1889         support used by some targets to implement bi-endian support.
1890
1891 Fri Mar 14 19:51:21 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1892
1893         * aclocal.m4 (--enable-sim-hostendian): New option.  Allow the
1894         host endianness to be overridden.
1895         (--enable-sim-endian): Allow the target platform's byte order
1896         to be overridden.
1897         (--enable-sim-inline): Control the inlining of common components.
1898         (--enable-sim-bswap): For compatibility, also define WITH_BSWAP.
1899         (--enable-sim-warnings): Enable additional GCC compiler checks.
1900         * Make-common.in (SIM_ENDIAN, SIM_HOSTENDIAN, SIM_INLINE,
1901         SIM_WARNINGS): Add.
1902
1903         * sim-n-core.h, sim-n-bits.h, sim-n-endian.h: Rename from
1904         sim-*-n.h so that the names are uniq on dos machines
1905         * sim-core.c, sim-bits.c, sim-endian.c: Update.
1906
1907 Thu Mar 13 12:32:42 1997  Doug Evans  <dje@canuck.cygnus.com>
1908
1909         * run.c: #include "libiberty.h".
1910         (main): New locals sd,no_args,sim_argv.
1911         Run buildargv on -a option.  Pass argv to sim_open, argv[0]
1912         is program name.  Update call to sim_set_callbacks.
1913         Record result of sim_open, pass to other sim_foo routines.
1914
1915 Thu Mar 13 10:24:05 1997  Michael Meissner  <meissner@cygnus.com>
1916
1917         * callback.c (os_printf_filtered): Do not call exit(1) or print a
1918         final newline.
1919
1920 Thu Mar  6 15:50:28 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1921
1922         * callback.c: Add os_flush_stdout and vprintf_filtered callbacks.
1923         Route stdout through buffered IO.
1924
1925         * callback.c: Add os_flush_stderr, os_write_stderr,
1926         os_evprintf_filtered functions to route error output through
1927         stderr.
1928
1929         * sim-io.h, sim-io.c (sim_io_flush_stderr, sim_io_flush_stdout):
1930         Correct return type - should be void.
1931
1932 Fri Mar  7 20:14:37 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1933
1934         * sim-basics.h: Clean up.  Many macro's moved to sim-inline.h.
1935
1936         * sim-config.h: Ditto.  For some options - eg WITH_DEVICES - do
1937         not provide a default value as undefined indicates disable code.
1938
1939 Thu Mar  6 15:50:28 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1940
1941         * sim-core.h, sim-core-n.h, sim-core.c: Borrow code from ppc
1942         directory.
1943         * sim-events.h, sim-events.c: Ditto.
1944         * sim-io.h, sim-io.c: Ditto.
1945
1946 Tue Mar  4 09:35:56 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1947
1948         * sim-alu.h (ALU_SUB_CA, ALU*_SUB_CA): New alu operation.
1949
1950         * sim-bits.h, sim-bits-n.h, sim-bits.c (LSMASKED*): New macro's
1951         extract the tail or least signifiant bits from an integer of the
1952         specified size.
1953
1954         * sim-bits.h, sim-bits.c: Clean up conditionally compiled #if
1955         WITH_TARGET_BITSIZE so that the compilation will fail when an
1956         unsupported bitsize value is defined.
1957
1958         (INSERTED*): Convert to functions.
1959         (EXTRACTED*): Ditto.
1960
1961         (SIGN_EXTEND, SEXT): Change to more terse name.
1962
1963 Tue Mar  4 09:35:56 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1964
1965         * sim-inline.h: Allow explicit control over which .c files will be
1966         included by their header.
1967
1968         * sim-inline.h: Allow explicit control over which .c files use the
1969         alternative - REGPARM - parameter passing mechanism.
1970
1971         * sim-inline.h, sim-inline.c: Don't attempt to include any of
1972         icache.c, idecode.c, semantics.c or support.c.  Those names are
1973         not generally applicable.
1974
1975 Thu Feb 27 10:17:23 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1976
1977         * sim-bits.c, sim-bits-n.h (new): Split sim-bits.c into two parts
1978         in a fashion similar to sim-endian-n.
1979
1980         * sim-endian.h: (H_word, L_word, AL_*, VL_*): Extend to include
1981         both value and address macro's.
1982
1983 Tue Feb 25 18:51:57 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1984
1985         * sim-alu.h (ALU16_BEGIN, ALU16_SET, ...): Fill in.
1986
1987         * sim-endian.h (L_word, H_word): Replace MS2W_4, LS2W_4 with more
1988         generic L_word, H_word macro's.
1989
1990 Thu Feb 20 18:36:55 1997  Andrew Cagney  <cagney@critters.cygnus.com>
1991
1992         * sim-basics.h: Borrow code from ppc directory.
1993         * sim-bits.c: Ditto.
1994         * sim-bits.h: Ditto.
1995         * sim-config.h: Ditto.
1996         * sim-endian-n.h: Ditto.
1997         * sim-endian.c: Ditto.
1998         * sim-endian.h: Ditto.
1999         * sim-inline.c: Ditto.
2000         * sim-inline.h: Ditto.
2001         * sim-types.h: Ditto.
2002
2003 Wed Feb 19 12:40:50 1997  Andrew Cagney  <cagney@critters.cygnus.com>
2004
2005         * sim-alu.h (ALU_SET16, ALU_SET32, ALU_SET64, etc): Make available
2006         all the ALU size alternatives and then auto-configure a default.
2007
2008         * sim-alu.h: Copy ppc/idecode_expression.h.
2009
2010 Mon Feb 17 10:44:18 1997  Andrew Cagney  <cagney@critters.cygnus.com>
2011
2012         * bits.h, bits.c (SIGN_EXTEND32, SIGN_EXTEND64): New functions,
2013         sign extend a bit within a value.
2014
2015         * sim-endian.h, sim-endian-n.h (offset_N): New functions - return
2016         a pointer into the middle of a host word.
2017         * sim-endian.h (MS2W_4, LS2W_4): Use this function.
2018
2019 Tue Feb 11 13:46:49 1997  Michael Meissner  <meissner@tiktok.cygnus.com>
2020
2021         * callback.c: If HAVE_CONFIG_H is defined, include config.h from
2022         autoconf.  If HAVE_UNISTD_H is defined, include unistd.h to get
2023         appropriate definitions of read, write, etc.  Add prototype for
2024         system.
2025
2026 Tue Feb  4 13:24:44 1997  Doug Evans  <dje@canuck.cygnus.com>
2027
2028         * Makefile.in (libcommon.a): Delete.
2029         (callback.o,targ-map.o): Delete, moved to Make-common.in.
2030         (gentmap,targ-vals.h,targ-map.c): Likewise.
2031         (run-autoconf): Delete.
2032         * aclocal.m4 (SIM_AC_OUTPUT): Redo creation of Makefile.
2033         (common makefile fragment): Moved back into ...
2034         * Make-common.in: Resurrect.
2035         * configure.in (AC_LINK_FILES): Delete, unnecessary now.
2036         * configure: Regenerated.
2037
2038 Fri Jan 31 07:16:49 1997  Doug Evans  <dje@canuck.cygnus.com>
2039
2040         * aclocal.m4 (SIM_AC_COMMON): Move COMMON_MAKEFILE_FRAG from here.
2041         (SIM_AC_OUTPUT): To here.
2042
2043 Fri Jan 24 10:37:17 1997  Stu Grossman  (grossman@critters.cygnus.com)
2044
2045         * aclocal.m4 (COMMON_MAKEFILE_FRAG):  Quote a couple of $'s in
2046         comments and single quotes.  Fixes a problem found on hpux.
2047
2048 Thu Jan 23 13:35:03 1997  Stu Grossman  (grossman@critters.cygnus.com)
2049
2050         * aclocal.m4:  Remove Make-common.in from dependencies.
2051         * (distclean):  Remove targ-vals.def.
2052
2053         * aclocal.m4 (SIM_AC_COMMON):  Move contents of Make-common.in
2054         into here.  Makes insertion into makefiles easier.  Also, change
2055         the way that callback.o, gentmap, targ-vals.h, targ-map.c,
2056         targ-map.o, and run are built.  They are now built in the
2057         individual simulator directories, taking sources from ../common as
2058         necessary.  This replaces the merging of libcommon.a into
2059         linsim.a, which was problematic for the WinGDB build process.
2060         * run.c:  Include config.h from . instead of ../common.
2061         * Make-common.in:  Remove.  It's no longer necessary.
2062
2063 Mon Dec 16 15:02:33 1996  Ian Lance Taylor  <ian@cygnus.com>
2064
2065         * Make-common.in (ALL_CLAGS): Put CFLAGS at the end.
2066         (.c.o): Put $(ALL_CFLAGS) before the file being compiled.
2067
2068 Wed Dec 11 11:30:58 1996  Jim Wilson  <wilson@cygnus.com>
2069
2070         * run.c (main): Set target_byte_order before call to sim_open.
2071
2072 Sun Dec  8 18:22:06 1996  Doug Evans  <dje@canuck.cygnus.com>
2073
2074         * callback.c: #include <stdlib.h>
2075         (os_error): New function.
2076         (default_callback): Add os_error.
2077
2078 Mon Nov 25 19:44:35 1996  Doug Evans  <dje@canuck.cygnus.com>
2079
2080         * Make-common.in (Makefile): Set CONFIG_HEADERS="".
2081         * aclocal.m4: Mark the fact that --enable-sim-bswap isn't host
2082         specific.
2083         (SIM_AC_OUTPUT): Don't build Makefile if CONFIG_FILES="".
2084
2085 Wed Nov 20 01:11:04 1996  Doug Evans  <dje@canuck.cygnus.com>
2086
2087         * run.c: #include ../common/config.h, tconfig.h.
2088         (myname): New static global.
2089         (main): Recognize new options -a, -c.  Also recognize -h if h8/300.
2090         Only process -c ifdef SIM_HAVE_SIMCACHE.
2091         Only process -p/-s ifdef SIM_HAVE_PROFILE.
2092         Parse program name from argv[0] and use in error messages.
2093         Pass sim_args to sim_open.  Pass prog_args to sim_create_inferior.
2094         Add support for incomplete h8/300 termination indicators.
2095         (usage): Make more verbose.
2096         * aclocal.m4,config.in,tconfig.in,configure.in,configure: New files.
2097         * Makefile.in,Make-common.in,callback.c: New files.
2098         * nltvals.def,gentmap.c,gentvals.sh: New files.
2099
2100 Tue Nov 12 13:34:00 1996  Dawn Perchik  <dawn@cygnus.com>
2101
2102         * run.c: Include stdarg.h if __STDC__.
2103
2104 Tue Oct 15 11:16:31 1996  Jeffrey A Law  (law@cygnus.com)
2105
2106         * run.c (main): Don't print out anything if the signal
2107         number is zero (ie no signal).
2108
2109 Tue Oct 15 11:20:44 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
2110
2111         * run.c (main): Print out if the program raised a signal.
2112
2113 Wed Sep 18 09:52:14 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
2114
2115         * run.c (exec_bfd): Rename from sim_bfd, to use the gdb name.
2116         (main): Ditto.
2117
2118 Tue Sep 17 11:04:50 1996  James G. Smith  <jsmith@cygnus.co.uk>
2119
2120         * run.c (main): Explicitly cast malloc() parameter.
2121
2122 Thu Sep 12 11:27:21 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
2123
2124         * run.c (sim_bfd): New global to hold the bfd pointer for the
2125         executable.
2126         (main): Initialize sim_bfd.
2127
2128 Fri Dec 15 16:27:49 1995  Ian Lance Taylor  <ian@cygnus.com>
2129
2130         * run.c (main): Use new bfd_big_endian macro.
2131
2132 Wed Nov  8 15:49:49 1995  James G. Smith  <jsmith@pasanda.cygnus.co.uk>
2133
2134         * run.c (main): Removed SH specific comments, so source is
2135         generic. Also updated to only load relevant sections. Moved
2136         sim_open() to after callback attach (to match GDB).
2137
2138         * run.1: Removed SH specific comments.
2139
2140 Sat Oct 21 12:31:01 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
2141
2142         * run.c (main): Always return sigrc at end.
2143
2144 Tue Oct 10 12:03:13 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
2145
2146         * run.c (main): Print error diagnostic and exit if bfd_openr() or
2147         bfd_check_format() fails.
2148
2149 Thu Sep 28 15:40:36 1995  steve chamberlain  <sac@slash.cygnus.com>
2150
2151         * run.c, run.1: From sh directory.
2152
2153