sim/common/ChangeLog

   1 Thu Mar 26 09:10:56 1998  Andrew Cagney  <cagney@b1.cygnus.com>
   2
   3         * hw-tree.c (hw_tree_find_property): Return NULL when device is
   4         not found.
   5         (hw_tree_find_*_property): Clean up error message when property is
   6         not found.
   7
   8         * dv-pal.c (hw_pal_io_read_buffer): Check the smp property is
   9         present before looking for it.
  10
  11 Wed Mar 25 16:17:38 1998  Ian Carmichael  <iancarm@cygnus.com>
  12
  13         * aclocal.m4 (AC_CHECK_HEADERS): Add check for fpu_control.h.
  14         (AC_CHECK_FUNCS): Add check for __setfpucw.
  15         * configure: Regenerated.
  16
  17 Wed Mar 25 09:18:34 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  18
  19         * dv-pal.c (hw_pal_countdown, hw_pal_countdown_value,
  20         hw_pal_timer, hw_pal_timer_value): Define.
  21         (hw_pal_io_read_buffer, hw_pal_io_write_buffer): Add timer support
  22         (do_counter_event, do_counter_read, do_counter_value,
  23         do_counter_write): new functions.
  24
  25 Tue Mar 24 12:24:24 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  26
  27         * hw-tree.c (hw_printf): Send tree dump to stderr, same as other
  28         trace output.
  29
  30         * hw-base.c (hw_create): Stop searching for a device when one is
  31         found.
  32
  33 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  34
  35         * configure: Regenerated to track ../common/aclocal.m4 changes.
  36
  37 Mon Mar 23 10:25:08 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  38
  39         * aclocal.m4 (SIM_AC_OPTION_HARDWARE): Add second argument,
  40         appends extra devices.
  41         (SIM_AC_OPTION_HARDWARE): Substute sim_hw, a non-duplicate list of
  42         the device names.
  43
  44         * Make-common.in (hw-config.h): New target, create hw-config.h
  45         file.
  46         (SIM_HW): Definition from @sim_hw@.
  47         (hw-base.o): Depend on hw-config.h
  48
  49 Tue Mar 24 17:41:35 1998  Stu Grossman  <grossman@bhuna.cygnus.co.uk>
  50
  51         * Make-common.in:  Get SHELL from configure.
  52         * (stamp-tvals sim-inline.c):  Use $(SHELL) when invoking
  53         move-if-change.  Fixes NT native build problem.
  54         * Makefile.in (nltvals.def):   Use $(SHELL) when invoking
  55         move-if-change.  Fixes NT native build problem.
  56         * configure:  Regenerate with autoconf 2.12.1 to fix shell issues for
  57         NT native builds.
  58
  59 Sun Mar 22 16:54:40 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  60
  61         * hw-device.h, hw-device.c (hw_strdup): New function.
  62
  63         * hw-base.c (hw_create): Use hw_strdup when saving a copy of the
  64         strings name, family and args.
  65         (full_name_of_hw): Use hw_strdup when returning the full path.
  66
  67         * hw-properties.c: Clean up property not found / wrong type error
  68         messages.
  69
  70         * hw-tree.c (hw_tree_parse): Finish a devices initialization
  71         before attaching any ports.
  72
  73         * hw-base.c (hw-config.): Include.  Replace hardwired table.
  74
  75         * dv-glue.c: Copy over ../ppc/hw_glue.c.  Update to new framework.
  76
  77         * Make-common.in: Add rule for dv-glue.o.
  78
  79 Sun Mar 22 16:45:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  80
  81         * hw-base.c (hw_finish): Move setting of trace level to here.
  82         (hw_create): From here.
  83
  84         * hw-base.h, hw-base.c (do_hw_attach_regs): Copy function from
  85         ../ppc/device_table.c.
  86
  87         * dv-pal.c (hw_pal_finish): Attach PAL device to parent bus.
  88
  89         * hw-tree.c (print_properties): Supress path when printing
  90         properties of root node.
  91
  92 Sun Mar 22 16:21:15 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  93
  94         * hw-device.h (HW_TRACE): Define.
  95         (hw_trace): Declare.
  96         * hw-device.c (hw_trace): Implement function.
  97
  98         * hw-base.c (hw_create): Set hw trace level from "trace?"
  99         property.
 100
 101         * dv-core.c (dv_core_attach_address_callback): Add trace.
 102
 103         * dv-pal.c: Replace DTRACE with HW_TRACE.
 104
 105 Sun Mar 22 15:23:35 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 106
 107         * hw-device.h (HW_ZALLOC, HW_MALLOC): New macros.
 108         (hw_alloc_data): Delcare.
 109         (struct hw): Add member alloc_of_hw.
 110
 111         * hw-device.c (hw_zalloc, hw_malloc, hw_free, hw_free_all): New
 112         functions. Assocate memory with a device.
 113         (stdlib.h): Include.
 114
 115         * hw-base.h (set_hw_delete): Define.
 116         (hw_delete_callback): Declare.
 117         (hw_delete): Declare.
 118
 119         * hw-base.c (hw_delete): Implement function.
 120         (struct hw_base_data): Add member to_delete.
 121         (ignore_hw_delete): New function, does nothing.
 122         (hw_create): Set the hw_delete method.
 123         (hw_create): Allocate the base type using HW_ZALLOC before setting
 124         any methods.
 125
 126         * hw-tree.h, hw-tree.c (hw_tree_delete): New function.
 127
 128         * hw-properties.c: Replace zalloc/zfree with hw_zalloc/hw_free.
 129
 130         * hw-ports.c: Replace zalloc/zfree with hw_zalloc/hw_free.
 131         (attach_hw_port_edge): Add struct hw argument
 132
 133         * dv-pal.c (hw_pal_finish): Replace zalloc/zfree with
 134         hw_zalloc/hw_free.
 135
 136 Sun Mar 22 15:09:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 137
 138         * hw-device.h (hw_attach_address_callback,
 139         hw_detach_address_callback): Attach to a single space not a space
 140         mask. Clarify interpretation of SPACE:ADDR parameters.
 141
 142         * hw-base.c (passthrough_hw_attach_address,
 143         passthrough_hw_detach_address): Update.
 144         * dv-core.c (dv_core_attach_address_callback): Ditto.
 145         * dv-pal.c (hw_pal_attach_address): Ditto.
 146
 147 Thu Mar 19 00:41:00 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 148
 149         * sim-options.h: Document additional CPU arg to OPTION_HANDLER.
 150
 151 Wed Mar 18 14:13:02 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 152
 153         * Make-common.in (SIM_HW_OBJS, SIM_HW_SRC, SIM_DV_OBJS): Define.
 154         (hw-base_h, hw-device_h, hw-handles_h, hw-instances_h, hw_ports_h,
 155         hw-properties_h, hw-tree_h): Define, point at corresponding
 156         header.
 157         (hw_base_headers): Define list of headers included by hw-base.h
 158         (hw-base.o, hw-device.o, hw-instances.o, hw-handles.o, hw-ports.o,
 159         hw-properties.o, hw-tree.o): Specify dependencies.
 160         (dv-core.o, dv-pal.o): Ditto.
 161
 162         * sim-hw.h: New file.
 163
 164         * hw-device.h, hw-device.c, hw-properties.h, hw-properties.c,
 165         hw-ports.h, hw-ports.c: New files. Copied from ../ppc/device.[ch].
 166
 167         * hw-tree.h, hw-tree.c: New files. Copied from ../ppc/tree.[hc].
 168
 169         * hw-base.h, hw-base.c: new files.  Copied from
 170         ../ppc/device_table.[hc].
 171
 172         * dv-core.c, dv-pal.c: New files. Copied from
 173         ../ppc/hw_{core,pal}.c
 174
 175         * sim-basics.h (struct hw): Declare.
 176         (enum port_direction, enum object_disposition): Declare.
 177
 178 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 179
 180         * aclocal.m4 (SIM_AC_OPTION_HARDWARE): Set sim_hw_obj, sim_dv_obj,
 181         sim_dv_src in Makefile. Take list of devices as parameter to m4
 182         macro..
 183
 184         * configure: Regenerated to track ../common/aclocal.m4 changes.
 185
 186 Mon Mar 16 12:37:33 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 187
 188         * sim-trace.h, sim-trace.c (trace_prefix): Pass in sim_cia so that
 189         trace_prefix can abort cleanly.
 190
 191 Sat Mar 14 18:36:12 1998  Doug Evans  <devans@seba.cygnus.com>
 192
 193         * dv-sockser.c, dv-sockser.h: New files.
 194         * Make-common.in (dv-sockser.o): Add rule for.
 195         * aclocal.m4: Check for fcntl.h.
 196         * config.h: Add HAVE_FCNTL_H.
 197
 198         * sim-break.c (remove_breakpoint): Fix thinko.
 199
 200         * sim-hload.c (sim_load): Provide default value of SIM_HANDLES_LMA.
 201         Use SIM_HANDLES_LMA for lma_p arg to sim_load_file.
 202
 203 1998-03-13  Fred Fish  <fnf@cygnus.com>
 204
 205         * sim-base.h (struct sim_state_base): Add prog_syms and
 206         define macro STATE_PROG_SYMS.
 207         * sim-trace.c (trace_prefix): Add variables abfd, symsize,
 208         symbol_count, and asymbols.  Call bfd_get_symtab_upper_bound
 209         and bfd_canonicalize_symtab, to get symbol table on first use
 210         and preserve it via STATE_PROG_SYMS for future calls to
 211         bfd_find_nearest_line.
 212
 213 Wed Mar 11 14:02:47 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 214
 215         * sim-core.h, sim-core.c (sim_core_map_to_str): Delete.
 216
 217         * sim-core.c (sim_core_attach): Handle a generic number of maps -
 218         up to nr_maps, not just access_* maps.
 219
 220         * sim-profile.h (struct PROFILE_DATA): Track nr_maps different
 221         maps.
 222
 223         * sim-profile.c (profile_print_core): Make map unsigned.  Iterate
 224         over nr_maps not sim_core_nr_maps.
 225
 226         * sim-events.h, sim-events.c (sim_events_watch_core): Change
 227         core_map argument to unsigned.
 228         (struct _sim_core): Ditto for struct member core_map.
 229
 230         * sim-core.h (nr_sim_core_maps, sim_core_*_map): Delete
 231
 232         * sim-basics.h (access_io, access_*_io): Define.
 233         (map_read, map_write, map_exec, map_io): Define.
 234
 235         * sim-core.c, sim-core.h (sim_core_attach): Replace argument
 236         attach with more generic mapmask.
 237         (sim_core_{read,write}_*): Change map argument to unsigned.
 238
 239         * sim-core.c (sim_core_uninstall, sim_core_attach,
 240         sim_core_detach): Iterate over nr_maps instead of
 241         sim_core_nr_maps.
 242
 243         * sim-break.c (insert_breakpoint): Write breakpoints to exec_map
 244         instead of the write_map.
 245         (remove_breakpoint): Ditto.
 246
 247         * genmloop.sh (engine_resume_full): Replace sim_core_*_map
 248         with read_map, write_map, exec_map resp.
 249
 250         * cgen-mem.h (DECLARE_GETMEM, DECLARE_SETMEM, DECLARE_GETIMEM):
 251         Ditto.
 252
 253         * cgen-utils.c (sim_disassemble_insn): Ditto.
 254
 255         * sim-hrw.c (sim_write, sim_write): Ditto.
 256
 257         * sim-utils.h, sim-utils.c (access_to_str, map_to_str,
 258         transfer_to_str): New functions.
 259
 260 Mon Mar  9 12:50:59 1998  Doug Evans  <devans@seba.cygnus.com>
 261
 262         * sim-base.h (sim_state_base): New member environment.
 263         (STATE_ENVIRONMENT): New macro.
 264         * sim-config.c (current_environment): Delete.
 265         (sim_config_default): New function.
 266         (sim_config): Set STATE_ENVIRONMENT, not current_environment.
 267         * sim-config.h (current_environment,CURRENT_ENVIRONMENT): Delete.
 268         (sim_config_default): Add prototype.
 269         * sim-module.c (sim_pre_argv_init): Call sim_config_default.
 270         * sim-options.c (standard_option_handler, case OPTION_ENVIRONMENT):
 271         Set STATE_ENVIRONMENT, not current_environment.
 272
 273 Mon Mar  9 11:59:03 1998  Jim Wilson  <wilson@cygnus.com>
 274
 275         * sim-fpu.c (NR_GUARDS64): Change NR_PAD32 to NR_PAD64.
 276
 277 Tue Mar  3 10:53:05 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 278
 279         * sim-types.h (SIGNED32, SIGNED64): Pacify GCC.
 280
 281         * sim-alu.h (ALU64_BEGIN): Make alu64_r unsigned.
 282
 283 Mon Mar  2 10:20:06 1998  Doug Evans  <devans@seba.cygnus.com>
 284
 285         * Make-common.in (TAGS): Make smarter.
 286         * Makefile.in (TAGS): Ditto.
 287
 288 Fri Feb 27 19:09:57 1998  Doug Evans  <devans@canuck.cygnus.com>
 289
 290         * sim-module.c (*): Fix typos in assertion tests.
 291
 292 Sat Feb 28 13:54:10 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 293
 294         * sim-module.c (sim_pre_argv_init): String passed to asprintf
 295         can't be constant.
 296
 297         * sim-options.c (sim_parse_args): Ditto.
 298         (sim_args_command): Return OK, instead of nothing, for an empty
 299         command.
 300
 301 Fri Feb 27 13:29:13 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 302
 303         * sim-profile.c (profile_info): Rename from profile_print. Drop
 304         misc and misc_cpu callback arguments.  Use
 305         PROFILE_INFO_CPU_CALLBACK and STATE_PROFILE_INFO_CALLBACK instead.
 306         (profile_install): Install profile_info function.
 307
 308         * sim-profile.h (PROFILE_INFO_CPU_CALLBACK,
 309         STATE_PROFILE_INFO_CALLBACK): Define.
 310         (struct PROFILE_DATA): Add field info_cpu_callback.
 311         (profile_print): Delete function.
 312
 313         * sim-base.h (STATE_MODULES): Define.  Replace individual
 314         STATE_*_LIST with single struct module_list.
 315
 316         * sim-module.h (MODULE_INFO_FN, MODULE_INFO_LIST): Declare.
 317         (struct module_list): Declare.
 318
 319         * sim-module.h, sim-module.c (sim_module_add_info_fn,
 320         sim_module_info): New functions.
 321         (sim_module_install): Clean up module data structures.
 322
 323         * sim-info.c (sim_info): New file. New function. Call
 324         sim_module_info.
 325
 326         * Make-common.in (sim-info.o): Define rule.
 327         (SIM_NEW_COMMON_OBJS): Add sim-info.o.
 328
 329
 330 Fri Feb 27 18:26:16 1998  Doug Evans  <devans@canuck.cygnus.com>
 331
 332         * sim-base.h (sim_cpu_base): New members name, options.
 333         (sim_cpu_lookup): Add prototype.
 334         * sim-module.c (sim_pre_argv_init): Provide default names for cpus.
 335         * sim-options.h (DECLARE_OPTION_HANDLER): New argument `cpu'.
 336         (sim_add_option_table): Update prototype.
 337         * sim-options.c (sim_add_option_table): New argument `cpu'.
 338         (standard_option_handler,standard_install): Update.
 339         (sim_parse_args): Handle cpu specific options.
 340         (print_help): New static function.
 341         (sim_print_help): Call it.  Print cpu specific options.
 342         (find_match): New static function.
 343         (sim_args_command): Call it.  Handle cpu specific options.
 344         * sim-utils.c (sim_cpu_lookup): New function.
 345         * sim-memopt.c (memory_option_handler): Update.
 346         (sim_memopt_install): Update.
 347         * sim-model.c (model_option_handler): Update.
 348         (model_install): Update.
 349         * sim-profile.c (profile_option_handler): Update.
 350         (profile_install): Update.
 351         * sim-trace.c (trace_option_handler): Update.
 352         (trace_install): Update.
 353         * sim-watch.c (watchpoint_option_handler): Update.
 354         (sim_watchpoint_install): Update.
 355         * cgen-scache.c (scache_option_handler): Update.
 356         (scache_install): Update.
 357
 358 Wed Feb 25 11:00:26 1998  Doug Evans  <devans@canuck.cygnus.com>
 359
 360         * Make-common.in (check): Run `make check' in testsuite dir.
 361
 362 Wed Feb 25 14:40:24 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 363
 364         * sim-trace.c (trace_result0): New function.
 365
 366         * sim-trace.h (TRACE_FP_*, TRACE_FPU_*): Rename TRACE_FPU_*
 367         macro's to TRACE_FP_*. TRACE_FPU_* should be defined and used when
 368         tracing sim_fpu variables.
 369         (TRACE_ALU_RESULT0): Define.
 370         (TRACE_FP_RESULT_WORD): Define.
 371         (TRACE_FP_INPUT_WORD1): Define.
 372
 373         * sim-fpu.c, sim-fpu.h (sim_fpu_max32, sim_fpu_max64, sim_fpu_one,
 374         sim_fpu_two): New constants.
 375         (sim_fpu_op1, sim_fpu_op2): New types.
 376         (struct _sim_fpu): Delete member result.  Re-order other members.
 377         (sim_fpu_sign, sim_fpu_exp): New functions.
 378         (sim_fpu_max, sim_fpu_min): new functions.
 379         (EXPMAX32, EXPMAX64, NR_PAD32, NR_PAD64, NR_GUARDS32, NR_GUARDS64,
 380         NORMAL_EXPMAX32, NORMAL_EXPMAX64): Define.
 381
 382 Tue Feb 24 22:45:39 1998  Doug Evans  <devans@seba.cygnus.com>
 383
 384         * sim-profile.c (profile_print): Delete duplicate test of
 385         PROFILE_INSN_IDX.
 386         (profile_print_pc): Exit early if data collection not set up.
 387         (profile_print_core): Simplify by calling sim_core_map_to_str.
 388         * sim-core.h (sim_core_map_to_str): Declare.
 389         * sim-core.c (sim_core_map_to_str): Make non-static.
 390
 391         * genmloop.sh (engine_resume): Update insn_count before exiting.
 392         (engine_resume_full): Keep accurate core profile data.
 393
 394         * cgen-utils.c (sim_disassemble_insn): Don't use
 395         sim_core_read_aligned_N, it messes up profiling results.
 396
 397 Mon Feb 23 20:45:57 1998  Mark Alexander  <marka@cygnus.com>
 398
 399         * nltvals.def: Regenerate with MN10300 additions.
 400
 401 Tue Feb 24 13:18:42 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 402
 403         * sim-trace.h (TRACE_ALU_RESULT2): Define.
 404
 405         * sim-trace.h, sim-trace.c (trace_result_word2,
 406         trace_input_word4, trace_result_word4): New function.
 407
 408 Mon Feb 23 13:08:35 1998  Doug Evans  <devans@canuck.cygnus.com>
 409
 410         * cgen-sim.h (SEM_NEXT_PC): New arg `len'.
 411
 412         * sim-xcat.h: Delete.
 413         * cgen-mem.h: Delete inclusion of sim-xcat.h.
 414         * cgen-sim.h: Ditto.
 415         * sim-alu.h: Replace sim-xcat.h with symcat.h.
 416         * sim-n-bits.h: Ditto.
 417         * sim-n-core.h: Ditto.
 418         * sim-n-endian.h: Ditto.
 419
 420 Mon Feb 23 13:19:58 1998  Michael Meissner  <meissner@cygnus.com>
 421
 422         * syscall.c (cb_syscall): Handle short reads, and EOF.
 423
 424 Tue Feb 24 00:29:57 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 425
 426         * sim-trace.c (print_data): case trace_fmt_fp missing break.  Use
 427         sim_fpu to safely print fp_word values.
 428         (print_data): Add trace_fmt_bool and trace_fmt_addr.
 429         (trace_result_bool1, trace_result_addr1): New functions.
 430         (trace_input_bool1, trace_input_addr1): New functions.
 431
 432         * sim-trace.h (TRACE_FPU_*): Define.
 433
 434 Mon Feb 23 13:24:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 435
 436         * sim-fpu.h (enum sim_fpu_class): Add sim_fpu_class_denorm.
 437         (sim_fpu_fpto, sim_fpu_tofp): Define.
 438
 439 Fri Feb 20 18:08:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 440
 441         * sim-fpu.c (sim_fpu_cmp): New function.
 442
 443 Wed Feb 18 16:29:21 1998  Doug Evans  <devans@canuck.cygnus.com>
 444
 445         * cgen-utils.h (sim_disassemble_insn): Use CGEN_INSN_BITSIZE
 446         instead of abuf->length.
 447         * sim-trace.c (trace_options): Have -t only trace a few useful things.
 448         (set_trace_option_mask): Renamed from set_trace_options.
 449         (set_trace_option): New function.
 450         (trace_option_handler): Update calls to set_trace_option{,_mask}.
 451         * sim-trace.h (TRACE_USEFUL_MASK): New macro.
 452
 453 Wed Feb 18 12:42:15 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 454
 455         * sim-basics.h: Declare struct _sim_fpu.
 456
 457 Tue Feb 17 16:27:46 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 458
 459         * sim-trace.h (TRACE_ALU_INPUT*, TRACE_ALU_RESULT): Define.
 460         (trace_prefix, trace_input*, trace_result*): Declare.
 461         (trace_one_insn): Change declaration, assume trace_prefix called.
 462         (trace_generic): Like trace_one_insn.
 463         (TRACE_ALU_IDX, TRACE_*_IDX): Change #define's to enum.
 464         (TRACE_alu, TRACE_[a-z]*): Update.
 465
 466         * sim-trace.c (trace_prefix, trace_input*, trace_result*,
 467         trace_insn, save_data, trace_idx_to_str, print_data): New
 468         functions.
 469         (trace_one_insn): Rewrite.
 470         (trace_generic): New function.
 471
 472 Tue Feb 17 17:27:30 1998  Doug Evans  <devans@seba.cygnus.com>
 473
 474         * Make-common.in (CGEN_MAIN_SCM): Update.
 475         * aclocal.m4 (USE_MAINTAINER_MODE): New variable.
 476
 477         * cgen-sim.h (SEMANTIC_CACHE_FN): Delete.
 478         (SEMANTIC_FN): Rewrite declaration.
 479         (DECODE): Update type of semantic_fast member.
 480         ({EX,SEM}_FN_NAME): Have only one version.
 481         * cgen.sh: Support building cpu.c.
 482         * sim-base.h (sim_state_base): Delete conditionals surrounding
 483         member scache_size.
 484
 485 Tue Feb 10 18:31:49 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 486
 487         * sim-load.c (sim_load_file): Print LMA/VMA according to value
 488         used.
 489
 490 Tue Feb 10 14:56:23 1998  Ian Carmichael  <iancarm@cygnus.com>
 491
 492         * sim-core.c: Add missing prototypes for WITH_DEVICES.
 493         Add missing parameters to device_io calls.
 494         * sim-core.h: Add missing parameters to device_io calls.
 495
 496 Mon Feb  9 14:48:37 1998  Doug Evans  <devans@canuck.cygnus.com>
 497
 498         * cgen-sim.h (DECODE): Always use switch for `read' for now.
 499         (PAREXEC): Renamed from PARALLEL_EXEC.  All uses updated.
 500         (SEMANTIC{,_CACHE}_FN): Fix return type.
 501         * cgen.sh (decode): Add s/@arch@/$arch/.
 502         * genmloop.sh (@cpu@_engine_run): Delete `current_state'.
 503         (engine_resume): Likewise.  Make `engine' volatile.  Save copy
 504         of cpu pointer in volatile object.  Initialize read switch if
 505         -parallel.
 506
 507 Thu Feb  5 13:27:04 1998  Doug Evans  <devans@seba.cygnus.com>
 508
 509         * cgen-sim.h (EX_FN_NAME): _exc_ -> _ex_.
 510         (SEM_INSN): New macro.
 511
 512 Tue Feb  3 16:31:56 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 513
 514         * sim-run.c (sim_engine_run): Assume IMEM is 32 bit.
 515
 516 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 517
 518         * configure: Regenerated to track ../common/aclocal.m4 changes.
 519
 520 Sun Feb  1 16:16:57 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 521
 522         * sim-types.h (fp_word): New type, define according to
 523         WITH_TARGET_FLOATING_POINT_BITSIZE.
 524
 525         * aclocal.m4 (default_sim_floating_point_bitsize): Add
 526         configuration of size of floating point registers.
 527
 528 Sun Feb  1 14:02:31 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 529
 530         * sim-profile.c (profile_print): Only print CPU <N> if other
 531         output is going to appear.
 532
 533 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 534
 535         * configure: Regenerated to track ../common/aclocal.m4 changes.
 536
 537 Sat Jan 31 18:03:55 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 538
 539         * sim-types.h (address_word): Typedef according to
 540         WITH_TARGET_ADDRESS_BITSIZE.
 541         (signed_cell, unsigned_cell, natural_cell): Ditto using
 542         WITH_TARGET_CELL_BITSIZE.
 543
 544         * sim-config.h (WITH_TARGET_ADDRESS_BITSIZE): Define.
 545         (WITH_TARGET_CELL_BITSIZE): Define.
 546         (WITH_HOST_WORD_BITSIZE): Delete.
 547
 548         * sim-config.c (print_sim_config): Update.
 549
 550         * aclocal.m4 (SIM_AC_OPTION_BITSIZE): Add support for
 551         configuration of address and OpenFirmware cell sizes.
 552
 553 Fri Jan 30 09:36:33 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 554
 555         * sim-engine.h (sim_engine_run): Add argument nr_cpus.
 556         * sim-run.c (sim_engine_run): Update.
 557
 558         * sim-engine.h (SIM_ENGINE_HALT_HOOK): Use SET_CPU_CIA instead of
 559         CPU_CIA.
 560         * sim-run.c (sim_engine_run): Ditto.
 561
 562         * sim-resume.c (sim_resume): Obtain nr_cpus from sim_engine.
 563         (sim_resume): Pass nr_cpus to sim_engine_run.
 564
 565         * sim-engine.h (struct _sim_engine): Add member nr_cpus.
 566
 567         * sim-engine.c (sim_engine_init): Hardwire nr_cpus to
 568         MAX_NR_PROCESSORS.
 569         (sim_engine_nr_cpus) sim-engine.c, sim-engine.h: New function
 570
 571 Thu Jan 29 12:13:01 1998  Doug Evans  <devans@canuck.cygnus.com>
 572
 573         * cgen.sh: Portably read parms past $9.
 574
 575 Fri Jan 23 14:20:54 1998  Doug Evans  <devans@seba.cygnus.com>
 576
 577         * Make-common.in (stamp-tvals): New rule.
 578         (targ-vals.h,targ-map.c): Depend on it.
 579         (clean): Remove stamp-tvals.
 580
 581 Tue Jan 20 21:35:13 1998  Michael Meissner  <meissner@cygnus.com>
 582
 583         * sim-utils.c (sim_state_alloc): #if 0 variable that is only used
 584         in code also #if 0'ed.
 585
 586 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
 587
 588         * configure: Regenerated to track ../common/aclocal.m4 changes.
 589         * aclocal.m4: Recognize --enable-maintainer-mode.
 590
 591 Mon Jan 19 12:45:45 1998  Doug Evans  <devans@seba.cygnus.com>
 592
 593 start-sanitize-cygnus
 594         * Make-common.in (cgen-{arch,cpu,decode}): New targets.
 595         * cgen.sh: New file.
 596 end-sanitize-cygnus
 597         * cgen-scache.h: Deleted.
 598         * Make-common.in (cgen-run.o,cgen-scache.o): Delete cgen-scache.h dep.
 599         (CGEN_CPU_SCM): Add sim-model.scm.
 600         * cgen-scache.c: Only compile contents if WITH_SCACHE.
 601         (scache_init): Use runtime computed size of SCACHE.
 602         (scache_flush): Likewise.
 603         * cgen-mem.h (GETIMEMU[QHSD]I): Declare.
 604         ([GS]ETT{QI,UQI,HI,UHI,SI,USI,DI,UDI}): Declare.
 605         * cgen-sim.h: Scache support moved here.
 606         (PC): Redo definition.
 607         (ARGBUF,SCACHE,PARALLEL_EXEC): Provide forward decls.
 608         (DECODE): Add parallel execution support.
 609         Only include semantic label members if using switch.
 610         (SWITCH,CASE,BREAK,DEFAULT,ENDSWITCH): Portable computed goto support.
 611         (CGEN_CPU): Delete members exec_state, halt_sigrc, halt_jmp_buf.
 612         (IADDR,CIA,SEM_ARG,EX_FN_NAME,SEM_FN_NAME,RECORD_IADDR,SEM_ARGBUF,
 613         SEM_NEXT_PC,SEM_BRANCH_VIA_{CACHE,ADDR},SEM_NEW_PC_ADDR): Moved here
 614         from cgen-types.h.
 615         (engine_{stop,run,resume,halt,signal}): Delete decls.
 616         * cgen-types.h (CGEN_{XCAT3,CAT3}): Delete.
 617         (argbuf,scache): Delete forward decls.
 618         (STATE): Delete decl.
 619         * cgen-utils.c: Don't include decode.h, mem-ops.h, sem-ops.h.
 620         Include cgen-mem.h, cgen-ops.h.
 621         (engine_halt,engine_signal): Delete.
 622         ({ex,exc,sem,semc}_illegal): Delete.
 623         (sim_disassemble_insn): Result of extract fn is in bits.
 624         * genmloop.sh: Rewrite.
 625
 626         * cgen-trace.c (trace_insn): Set printed_result_p=0 if not tracing
 627         line numbers.
 628
 629         * sim-base.h (sim_state_base): Delete member `model'.
 630         (sim_cpu_base): Add member `model'.
 631         * sim-model.h (IMP_PROPERTIES): New type.
 632         (MACH): New members imp_props, models.
 633         (models): Delete decl.
 634         * sim-model.c (set_model): Update.
 635         * sim-profile.c (profile_print_model): Update.
 636
 637         * sim-utils.c (sim_state_alloc): Delete setting of cpu backlink here.
 638
 639 Fri Jan 16 12:33:09 1998  Nick Clifton  <nickc@cygnus.com>
 640
 641         * cgen-trace.c (trace_insn): Call CGEN_INSN_MNEMONIC() rather than
 642         CGEN_INSN_SYNTAX().
 643
 644 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 645
 646         * configure: Regenerated to track ../common/aclocal.m4 changes.
 647         * config.in: Ditto.
 648
 649 Mon Dec 15 23:16:03 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 650
 651         * aclocal.m4 (AR): Check for sigaction.
 652
 653 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
 654
 655         * Make-common.in (sim-core.o): Depend on $(sim_main_headers).
 656
 657         * sim-config.h (WITH_TREE_PROPERTIES): Define as 0.
 658         * sim-config.c (sim_config): Replace WITH_DEVICES with
 659         WITH_TREE_PROPERTIES.
 660
 661         * configure: Regenerated to track ../common/aclocal.m4 changes.
 662
 663 Wed Dec  3 17:56:02 1997  Doug Evans  <devans@canuck.cygnus.com>
 664
 665         * Make-common.in (SIM_ENVIRONMENT): New variable.
 666         (CONFIG_CFLAGS): Add it.
 667         * aclocal.m4 (SIM_AC_OPTION_ENVIRONMENT): Handle
 668         --enable-sim-environment option.
 669         * configure: Regenerated.
 670         * sim-config.h (environment support): Rewrite.
 671         * sim-config.c (current_environment): Define as enum, unconditionally.
 672         (current_alignment): Define unconditionally.
 673         (config_environment_to_a): Update.
 674         (config_alignment_to_a): Fix type of argument.  Define unconditionally.
 675         (sim_config): Handle environment and alignment determination
 676         unconditionally.  Delete sanity checks of current_environment,
 677         unnecessary.
 678         (print_sim_config): Update.
 679         * sim-options.c (STANDARD_OPTIONS enum): Add OPTION_ENVIRONMENT.
 680         (standard_options): Add --environment.
 681         (standard_option_handler): Likewise.
 682
 683 Fri Nov 28 12:21:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 684
 685         * sim-alu.h: Add notes on carry vs borrow for subtraction.
 686         (ALU{,8,16,32,64}ADD): Redefine ADD macro as add overflowing.
 687         (ALU{,8,16,32,64}ADDC): Define - add carrying.
 688         (ALU{,8,16,32,64}SUB): Redefine SUB macro as subtract overflowing.
 689         (ALU{,8,16,32,64}SUBB): Define - subtract borrowing.
 690         (ALU{,8,16,32,64}SUBC): Define - tract carrying.
 691         (ALU{,8,16,32,64}ADD_CA, ALU{,8,16,32,64}ADDC_C): Replace single
 692         argument ADD_CA macro with two argument ADDC_C - add carrying with
 693         carry in.
 694         (ALU{,8,16,32,64}SUB_CA, ALU{,8,16,32,64}SUBC_X): Replace single
 695         argument SUB_CA macro with two argument SUBC_X - subtract
 696         carrying, extended.
 697         (ALU{,8,16,32,64}SUBB_B): Define - subtract borrowing with
 698         borrow-in.
 699         (ALU{,8,16,32,64}NEGC, ALU{,8,16,32,64}NEGB): Define.
 700
 701 Sun Nov 30 17:40:57 1997  Michael Meissner  <meissner@cygnus.com>
 702
 703         * sim-io.c (sim_io_{syscalls,getstring}): Delete.  No longer used.
 704         * sim-io.h (sim_io_syscalls): Delete.
 705
 706 Fri Nov 28 20:10:09 1997  Michael Meissner  <meissner@cygnus.com>
 707
 708         * syscall.c (cb_syscall): Add missing else, so write to stdout
 709         isn't doubled.
 710
 711         * sim-alu.h (ALU{,8,16,32,64}_SET_CARRY): Provide macros to import
 712         the carry bit from the CPU's psw.
 713
 714 Fri Nov 28 11:15:05 1997  Doug Evans  <devans@canuck.cygnus.com>
 715
 716         * gennltvals.sh: Redo syscall support.
 717         * nltvals.def: Regenerated.
 718
 719 Wed Nov 26 16:49:38 1997  Michael Meissner  <meissner@cygnus.com>
 720
 721         * syscall.c (cb_syscall): If writing to stdout or stderr, flush
 722         the stream immediately.
 723
 724 Wed Nov 26 12:32:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 725
 726         * sim-io.c (sim_io_getstring): Delete unused len2.
 727         (sim_io_syscalls): Ditto for sys_errno.
 728
 729 Wed Nov 26 11:18:40 1997  Doug Evans  <devans@canuck.cygnus.com>
 730
 731         * syscall.c (cb_syscall): Test CB_SYSCALL struct magic number.
 732
 733         * Make-common.in (run.o): Depend on remote-sim.h.
 734         (nrun.o,sim-hload.o,sim-hrw.o): Likewise.
 735         (sim-io.o,sim-reason.o,sim-resume.o): Likewise.
 736
 737 Tue Nov 25 20:12:46 1997  Michael Meissner  <meissner@cygnus.com>
 738
 739         * sim-io.c (sim_io_syscalls): Disable lseek.
 740
 741 Tue Nov 25 00:12:38 1997  Doug Evans  <devans@seba.cygnus.com>
 742
 743 start-sanitize-d30v
 744         * gennltvals.sh: Generate syscall values for d30v.
 745 end-sanitize-d30v
 746         * gennltvals.sh: Use libgloss/syscall.h for sparc.
 747         * nltvals.def: Regenerate.
 748
 749         * callback.c (os_stat): Make 3rd arg a host struct stat ptr.
 750         (os_fstat): Likewise.  Validate fd argument.
 751         (cb_host_to_target_stat): Delete big_p arg.  If HS arg is NULL,
 752         just compute target stat struct length.
 753         * syscall.c: #include "libiberty.h", <sys/types.h>, <sys/stat.h>.
 754         (ENOSYS,ENAMETOOLONG): Provide definitions if missing.
 755         (get_string): Return host errno values so they can be properly
 756         translated later.
 757         (cb_syscall): Likewise.
 758         (cb_syscall, cases open,unlink): Use get_path instead of get_string.
 759         (cb_syscall, case read): Use read_stdin for file descriptor 0.
 760         (cb_syscall, case write): Use write_stderr for file descriptor 2.
 761         (cb_syscall): Add cases for lseek, unlink, stat, fstat, time.
 762         (get_path): New function.
 763
 764 Mon Nov 24 18:56:07 1997  Michael Meissner  <meissner@cygnus.com>
 765
 766         * sim-io.c (sim_io_syscalls): New function to provide system call
 767         emulation.  Provide exit, open, close, read, write, lseek, and
 768         unlink.
 769         (sim_io_getstring): New function to return a string from a
 770         simulated memory location.
 771
 772         * sim-io.h (sim_io_syscalls): Add declaration.
 773
 774 Mon Nov 24 12:09:59 1997  Doug Evans  <devans@seba.cygnus.com>
 775
 776         * sim-core.c (sim_core_signal): Fix spelling error in message.
 777
 778         * sim-hrw.c (sim_read): Use read map, not write map.
 779
 780         * Make-common.in (all): Add .gdbinit.
 781         * gdbinit.in: Add dump command.
 782
 783         * sim-model.c (model_options): Use '\0' for `shortopt'.
 784
 785         * sim-trace.c (trace_option_handler): Set state trace file
 786         for --trace-file in addition to cpu's values.
 787         (trace_vprintf): If cpu == NULL, try state's trace file.
 788         (trace_options): Reorganize table, reword some descriptions.
 789
 790 Sun Nov 23 10:57:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 791
 792         * sim-fpu.c (sim_fpu_abs, sim_fpu_neg, sim_fpu_inv), sim-fpu.h:
 793         New functions.
 794
 795 Sat Nov 22 19:16:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 796
 797         * sim-reason.c (sim_stop_reason): For sim_signalled, return the
 798         signal untranslated, document problem with this.
 799
 800         * nrun.c (main): Check for a prog name of `*step'.  If present,
 801         step the simulator instead of allowing it to run free.
 802
 803         * sim-signal.c (SIGQUIT): Define on _MSC_VER hosts.
 804
 805         * Make-common.in (sim_main_headers): Add sim-signal.h.
 806
 807 Fri Nov 21 09:32:32 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 808
 809         * sim-signal.c (sim_signal_to_host): Return 0 for SIM_SIGNONE.
 810
 811 Thu Nov 20 20:35:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 812
 813         * sim-signal.h: Start simulator signals at 64 so that host signal
 814         numbers can be detected and reported.
 815
 816         * sim-signal.h (SIM_SIGFPE), sim-signal.h: Add signal.
 817
 818 Wed Nov 19 12:02:41 1997  Doug Evans  <devans@seba.cygnus.com>
 819
 820         * callback.c (cb_host_to_target_stat): Fix return values.
 821
 822         * cgen-sim.h (enum_signal_type): Delete.
 823         (engine_signal): Update prototype.
 824         * cgen-utils.c: Don't include <signal.h>.
 825         (sim_signal_to_host): Delete, lives in sim-signal.c now.
 826         (engine_signal): Update.
 827
 828         * sim-utils.c (sim_state_alloc): Call SIM_STATE_ALLOC if defined.
 829         (sim_state_free): Call SIM_STATE_FREE if defined.
 830
 831         * sim-module.c (sim_module_install): Don't leave any modules
 832         installed if one fails to install.
 833
 834 Wed Nov 19 13:25:48 1997  Michael Meissner  <meissner@cygnus.com>
 835
 836         * sim-options.c: Don't include ../libiberty/alloca-conf.h any
 837         more, since alloca is not used in this file.
 838
 839         * sim-alu.h (ALU{32,64}_*): Rewrite 32 and 64 bit ALU support to
 840         correctly set the carry and overflow bits for those types.
 841         (ALU{8,16,32,64}_{ADD,SUB}_CA): Take VAL argument to add along
 842         with carry, so carry is correct after doing both adds.
 843         (ALU*): Space out '\' to make it easier to read.
 844
 845 Tue Nov 18 15:53:45 1997  Doug Evans  <devans@canuck.cygnus.com>
 846
 847         * sim-core.c (sim_core_signal): Use sim_stopped instead of
 848         sim_signalled.
 849
 850         * sim-signal.c, sim-signal.h: New files.
 851         * Make-common.in (sim-signal.o): Add rule for.
 852         (SIM_NEW_COMMON_OBJS): Add sim-signal.o.
 853         * sim-abort.c: Don't include <signal.h>.
 854         * sim-basics.h: #include "sim-signal.h".
 855         * sim-break.c: Don't include <signal.h>.
 856         (sim_handle_breakpoint): Replace SIGTRAP with SIM_SIGTRAP.
 857         * sim-core.c: Don't include <signal.h>.
 858         (SIGBUS): Delete definition.
 859         (sim_core_signal): Replace SIGSEGV,SIGBUS with SIM_SIGSEGV,SIM_SIGBUS.
 860         * sim-engine.c: Don't include <signal.h>.
 861         (sim_engine_abort): Replace SIGABRT with SIM_SIGABRT.
 862         * sim-reason.c (sim_stop_reason): Call sim_signal_to_host.
 863         * sim-resume.c: Don't include <signal.h>.
 864         (SIGTRAP): Delete definition.
 865         (has_stepped): Replace SIGTRAP with SIM_SIGTRAP.
 866         * sim-stop.c: Don't include <signal.h>.
 867         (control_c_simulation): Replace SIGINT with SIM_SIGINT.
 868         * sim-watch.c: Don't include <signal.h>.
 869         (handle_watchpoint): Replace SIGINT with SIM_SIGINT.
 870
 871         * Make-common.in (SIM_NEW_COMMON_OBJS): New variable.
 872
 873         * sim-base.h (CIA_ADDR): Provide default definition.
 874         * sim-core.c (sim_core_signal): Use CIA_ADDR to fetch value.
 875         * sim-break.c (sim_handle_breakpoint): Likewise.
 876
 877 Mon Nov 17 14:15:31 1997  Doug Evans  <devans@seba.cygnus.com>
 878
 879         * Make-common.in (srccom): New variable.
 880
 881         * Make-common.in (DEP, COMMON_DEP_CFLAGS): Define.
 882         (LIB_OBJS): Add syscall.o.
 883         (gentmap): Pass $(NL_TARGET) to $(CC).
 884         (syscall.o): Add rule for.
 885         (sim_main_headers): Add $(SIM_EXTRA_DEPS).
 886         (sim-bits.o): Depend on $(sim-n-bits_h).
 887         (sim-load.o): Depend on callback.h.
 888
 889         * Make-common.in (cgen-*.o): Update dependencies, mem-ops.h renamed to
 890         cgen-mem.h, sem-ops.h renamed to cgen-ops.h.
 891         * cgen-mem.h, cgen-ops.h: New files.
 892
 893         * aclocal.m4 (--enable-sim-scache): Pass -DWITH_SCACHE=0 for "=no".
 894
 895         * Makefile.in (nltvals.def): Depend on gennltvals.sh.
 896         Rewrite build rule.
 897         * callback.c: #include string.h or strings.h.
 898         #include sys/types.h and sys/stat.h.
 899         (cb_init_syscall_map,cb_init_errno_map,cb_init_open_map): Declare.
 900         (os_get_errno,os_open): Update.
 901         (os_stat,os_fstat): New functions.
 902         (os_init): Initialize syscall_map, errno_map, open_map.
 903         (default_callback): Add entries for os_stat, os_fstat, syscall_map,
 904         errno_map, open_map, signal_map, stat_map.
 905         (cb_read_target_syscall_maps): New function.
 906         (cb_target_to_host_syscall): New function.
 907         (cb_host_to_target_errno): Renamed from host_to_target_errno.
 908         (cb_target_to_host_open): Renamed from target_to_host_open.
 909         (store): New function.
 910         (cb_host_to_target_stat): New function.
 911         * syscall.c: New file.
 912         * gentmap.c (sys_tdefs): New global.
 913         (gen_targ_vals_h): Output target syscall numbers.
 914         (gen_targ_map_c): Update.  Output target syscall translation map.
 915         * gentvals.sh: New first argument `target'.  Preface table with
 916         #ifdef NL_TARGET_$target if non-null target passed.
 917         * gennltvals.sh: New file.
 918         * nltvals.def: Regenerated.
 919
 920 Fri Nov 14 11:33:34 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 921
 922         * sim-n-core.h (sim_core_read_unaligned_N): Return static
 923         sim_core_dummy_M.
 924         (sim_core_dummy_M): Declare.
 925
 926 Wed Nov 12 18:16:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 927
 928         * sim-core.c (sim_core_signal): Print the address of the
 929         instruction.
 930
 931 Thu Nov 13 11:49:41 1997  Doug Evans  <devans@seba.cygnus.com>
 932
 933         * sim-base.h (sim_state_base): Move `magic' to end of struct.
 934
 935         * sim-base.h (sim_state_base): Add member trace_data.
 936         (STATE_TRACE_DATA): New macro.
 937         * sim-trace.h (TRACE_DEBUG_IDX,TRACE_debug): New macros.
 938         ({WITH_,}TRACE_DEBUG_P): New macros.
 939         (STATE_TRACE_FLAGS,STRACE_P,STRACE_DEBUG_P): New macros.
 940         (_sim_cpu): Delete forward reference.
 941         (debug_printf): Update.
 942         * sim-trace.c (OPTION_TRACE_DEBUG): Define.
 943         (trace_options): Add --trace-debug.
 944         (set_trace_options): Handle it.
 945         (trace_option_handler): Likewise.
 946         (trace_install): Init state trace_data struct.
 947         (trace_uninstall): Close state trace file.
 948         * sim-events.c (ETRACE): Only print source file and line number if
 949         --trace-debug.
 950         * sim-n-core.h (sim_core_trace_M): Likewise.
 951
 952         * sim-core.c (sim_core_signal): Add missing "\n" in message.
 953
 954 1997-11-13  Felix Lee  <flee@cygnus.com>
 955
 956         * sim-n-core.h (sim_core_read_unaligned_N): illegal empty
 957         initializer.
 958         * sim-types.h (unsigned128,signed128): fix typo for MSVC.
 959
 960 Wed Nov 12 12:18:08 1997  Doug Evans  <devans@canuck.cygnus.com>
 961
 962         * aclocal.m4 (SIM_AC_OPTION_SCACHE): Fix typo.
 963
 964         * Make-common.in (BUILT_SRC_FROM_COMMON): Remove files no longer
 965         built this way.
 966         (sim-config.o): Remove non-existent $(sim-nconfig_h) dependency.
 967         (clean): Don't delete $(BUILT_SRC_FROM_COMMON) if building in
 968         source tree.
 969
 970 Tue Nov 11 13:28:02 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 971
 972         * sim-events.c (sim_events_process): Re-compute the time -
 973         update_time_from_event - as each event is processed. Reverses
 974         previous change.
 975
 976 Fri Nov  7 00:37:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 977
 978         * callback.c (os_poll_quit): Replace _WIN32 with _MSC_VER.
 979
 980 Fri Nov  7 00:37:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 981
 982         * sim-events.c (sim_events_process): Delete redundant call to
 983         update_time_from_event.
 984         (sim_events_slip): Always decrement time_from_event.
 985         (sim_events_tick, sim_events_deschedule, update_time_from_event):
 986         Delete assertion that time_from_event >=0 when work in queue, no
 987         longer applicable.
 988
 989 Thu Nov  6 12:06:46 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 990
 991         * sim-options.c (STANDARD_OPTIONS): Change OPTION_* to an enum.
 992         (standard_option_handler): Update.
 993
 994         * sim-options.h: Clarify documentation.
 995         (OPTION_LONG_ONLY_P): Delete definition.
 996         (OPTION_VALID_P): Define.
 997
 998         * sim-options.c (sim_print_help): Allow short only options.
 999         (sim_parse_args): Ditto.
1000         (sim_args_command): Skip short only options.
1001         (sim_parse_args): Allocate space for NUM_OPTS not just 256. Make
1002         separate entries for short and long options in the HANDLERS and
1003         ORIG_VAL tables.
1004         (sim_parse_args): Disable argument permutation.
1005
1006 Wed Nov  5 13:40:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1007
1008         * sim-core.h (DECLARE_SIM_CORE_WRITE_N. DECLARE_SIM_CORE_READ_N):
1009         Add argument M, size of data type.
1010         (sim_core_read_misaligned_3, sim_core_write_misaligned_3):
1011         Declare, ditto for 5, 6 & 7 byte transfers.
1012         (sim_core_write_unaligned_1, sim_core_write_unaligned_1): Define
1013         as aligned variant.
1014
1015         * sim-n-core.h (sim_core_trace_M): Rename from
1016         sim_core_trace_N. Add nr_bytes argument. Replace transfer argument
1017         with transfer type. Print transfer direction.  Handle 1 and 2 byte
1018         transfers.
1019         (sim_core_read_unaligned_N, sim_core_write_unaligned_N): Trace
1020         unaligned accesses.
1021         (unsigned_M, T2H_M, H2T_M): Rename from unsigned_N, T2H_N, H2T_N.
1022         Update all functions.
1023
1024         * sim-core.c: Generate functions starting with 16 not 1.
1025         (sim_core_read_unaligned_3): Generate. Ditto for 3 byte write and
1026         all 5, 6 & 7 byte transfers.
1027
1028         * sim-n-core.h (sim_core_read_misaligned_N,
1029         sim_core_write_misaligned_N): Implement.
1030
1031 Mon Nov  3 15:03:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1032
1033         * sim-endian.h (U16_8): Implement
1034
1035         * sim-endian.c (sim_endian_split_16, sim_endian_join_16): New functions
1036
1037         * sim-endian.h (VL8_16, VH8_16): Implement.
1038
1039         * sim-memopt.c (memory_option_handler): Typecast 64bit value to
1040         long in printf.
1041         (memory_option_handler): Only zalloc modulo bytes when non-zero.
1042         (memory_option_handler): Skip comma in alias address list
1043
1044 Fri Oct 31 13:03:33 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1045
1046         * sim-memopt.c (do_memopt_add, do_memopt_delete): Add level and
1047         space params.
1048         (parse_size, parse_addr): New functions
1049         (memory_option_handler, memory_options): Parse address & size
1050         using new functions. Pass level, space, modulo to do_memopt_add &
1051         do_memopt_del.
1052
1053         * sim-memopt.h (struct _sim_memopt): Add level & space fields.
1054
1055         * sim-core.h (sim_core_arrach, sim_core_detach): Replace
1056         `attach_type attach' argument with `unsigned level' argument.
1057         Document.
1058
1059         * sim-core.c (new_sim_core_mapping, sim_core_map_attach,
1060         sim_core_attach): Replace argument attach with level.  Update
1061         verification of arguments.
1062         (sim_core_map_detach, sim_core_detach): Replace argument attach
1063         with level.
1064
1065         * sim-basics.h (enum _attach_type): Delete.
1066
1067 Thu Oct 30 13:45:00 1997  Doug Evans  <devans@seba.cygnus.com>
1068
1069         * sim-core.h (sim_core_write_8): Define.
1070
1071 Tue Oct 28 12:29:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1072
1073         * sim-bits.h: Document ROTn macro.
1074
1075         * sim-endian.h (H2T): Handle 16 byte variables.
1076
1077         * sim-n-core.h (sim_core_read_unaligned_N): Return a dummy when an
1078         error.
1079
1080         * sim-core.c: Do not generate sim_core_*_word.
1081
1082         * sim-n-core.h (sim_core_trace_N): Add line_nr argument.
1083         (sim_core_write_aligned_N, sim_core_read_aligned_N): Update.
1084
1085         * sim-core.h (sim_core_read_unaligned_word,
1086         sim_core_read_aligned_word, sim_core_read_word,
1087         sim_core_write_unaligned_word, sim_core_write_aligned_word,
1088         sim_core_write_word): Change to macros that map onto sim_core_*_N.
1089
1090 Mon Oct 27 11:25:10 1997  Doug Evans  <devans@canuck.cygnus.com>
1091
1092         * sim-n-endian.h: Add TAGS entrys for 16 byte versions.
1093
1094         * sim-endian.h: Disable 16 byte support.
1095
1096 Mon Oct 27 12:00:48 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1097
1098         * sim-endian.c (_SWAP_16): Define.  Generate 126 bit swap code.
1099
1100         * sim-n-core.h (sim_core_trace_N): New function.
1101         (sim_core_read_aligned_N, sim_core_write_aligned_N): Use,
1102         (sim_core_read_unaligned_N): Do not retyrn bogus value wden error.
1103
1104         * sim-endian.h:  Add 128 bit variant.
1105
1106         * sim-core.h, sim-core.c: Add 128 bit variant.
1107
1108         * sim-types.h: Add signed128 and unsigned128 types using a struct.
1109
1110 Fri Oct 24 11:33:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1111
1112         * sim-events.c (sim_events_process): Clear events->work_pending.
1113         (sim_events_tickn, sim_events_tick): Accumulate, instead of
1114         setting, nr_ticks_to_process.
1115         (sim_events_preprocess): Allow nr_ticks_to_process to be non-zero
1116         when the event queue isn't next.
1117
1118         * sim-events.h, sim-events.c (sim_events_slip): New function.
1119
1120 Wed Oct 22 14:18:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1121
1122         * sim-hload.c (sim_load): Pass lma_p==0 and do_load=sim_load.
1123
1124         * sim-utils.h, sim-load.c (sim_load_file): Add lma_p and do_load
1125         arguments.
1126
1127 Tue Oct 21 18:37:57 1997  Doug Evans  <devans@canuck.cygnus.com>
1128
1129         * nrun.c (main): Remove useless test of name != NULL.
1130         Exit if bfd_openr fails.  Call bfd_check_format after bfd_openr.
1131
1132 Tue Oct 21 10:42:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1133
1134         * sim-fpu.c (EXPMAX): Type is unsigned.
1135         (MIN_INT, MAX_INT): Type is signed64.
1136         (i2fpu): Type of val is signed64.
1137
1138 Tue Oct 21 10:42:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1139
1140         * sim-profile.h (PROFILE_PC_BUCKET_SIZE): Treat a shift of zero as
1141         a bucket size of zero.
1142
1143         * sim-profile.c (OPTION_PROFILE_PC_GRANULARITY,
1144         OPTION_PROFILE_PC): Define.
1145         (profile_option_handler): Add support for --profile-pc and
1146         --profile-pc-granularity options.
1147         (profile_pc_init): When possible, compute nr buckets from bucket
1148         size.
1149
1150         * sim-profile.c (profile_pc_init): Align the profile-pc end
1151         address with the profile-pc bucket size.
1152
1153         * sim-profile.h (PROFILE_PC_NR_BUCKETS): Rename PROFILE_PC_SIZE to
1154         something less ambiguous.
1155         (PROFILE_PC_BUCKET_SIZE): Ditto for PROFILE_PC_SAMPLE_SIZE.
1156
1157         * sim-profile.c (profile_pc_cleanup): New function. Move
1158         profile_pc_uninstall code to here.
1159         (profile_pc_uninstall): Call.
1160         (profile_pc_init): Call.
1161
1162 Mon Oct 20 17:23:58 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1163
1164         * sim-profile.c (profile_print_pc): Dump pc profile to dmon.out
1165         file using BSD gprof format.
1166
1167         * sim-bits.h (LSBIT, MSBIT, BIT): Force result to type
1168         unsigned_word.
1169         (LSBIT8, LSBIT16, LSBIT32, LSBIT64, MSBIT8, MSBIT16, MSBIT32,
1170         MSBIT64): Force result to unsignedN.
1171
1172 Thu Oct 16 11:38:56 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1173
1174         * sim-alu.h (ALU16_BEGIN, ALU32_BEGIN, ALU64_BEGIN): Drop opening
1175         brace from macro.
1176         (ALU8_BEGIN, ALU8_SET, ALU8_ADD, ALU8_SUB, ALU8_NEGATE): Define.
1177         (ALU16_ADD, ALU16_SUB, ALU16_NEGATE): Simplify arrithmetic.
1178         (ALU32_ADD, ALU32_SUB, ALU32_NEGATE): Simplify arrithmetic.
1179         (ALU64_ADD, ALU64_SUB, ALU64_NEGATE): Simplify arrithmetic.
1180
1181 Wed Oct 15 09:24:19 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1182
1183         * sim-core.h (struct _sim_core_mapping): Change free_buffer to
1184         type void*.
1185
1186         * sim-core.c (sim_core_uninstall, new_sim_core_mapping,
1187         sim_core_map_attach, sim_core_map_detach): Change free_buffer to
1188         type void*.
1189         (sim_core_attach): Rename buffer_freed to free_buffer, type
1190         void*. Ensure that allocated buffer is alligned according to
1191         region's address.
1192
1193 Mon Oct 13 11:34:50 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1194
1195         * sim-alu.h (ALU64_HAD_OVERFLOW): Define.
1196         (ALU64_SUB): Define.
1197
1198         * Make-common.in (all): Build SIM_EXTRA_ALL first.
1199         (.gdbinit): Remove dependencies, generate once per build.
1200
1201 Tue Oct 14 19:20:09 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1202
1203         * sim-n-core.h (sim_core_read_aligned_N,
1204         sim_core_write_aligned_N): Make xaddr param type address_word not
1205         unsigned_word.
1206
1207 Fri Oct  3 09:49:18 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1208
1209         * sim-fpu.h, sim-fpu.c: Rewrite.  Change sim_fpu object to an
1210         unpacked floating point struct.  Pass sim_fpu object by reference.
1211         Add preliminary support for rounding modes.
1212
1213 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1214
1215         * configure: Regenerated to track ../common/aclocal.m4 changes.
1216
1217 Thu Oct  2 19:43:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1218
1219         * aclocal.m4 (sim-bitsize): Fix typo, WITH_TARGET_WORD_BITSIZE not
1220         WITH_TARGET_BITSIZE.
1221
1222 Thu Sep 25 23:20:20 1997  Felix Lee  <flee@yin.cygnus.com>
1223
1224         * sim-profile.c (profile_print_core): label needs empty statement.
1225
1226 Thu Sep 25 11:20:47 1997  Stu Grossman  <grossman@babylon-5.cygnus.com>
1227
1228         * sim-break.c (sim_set_breakpoint sim_clear_breakpoint):  Use ZALLOC
1229         and zfree instead of xmalloc and free.  Prevents warnings.
1230
1231 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1232
1233         * configure: Regenerated to track ../common/aclocal.m4 changes.
1234
1235 Wed Sep 24 17:23:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1236
1237         * Make-common.in (SIM_BITSIZE): Assign from configured value.
1238         (CONFIG_CFLAGS): Add SIM_BITSIZE.
1239
1240         * aclocal.m4 (--enable-sim-bitsize): Developer option for
1241         controling the bitsize/msb of the target.
1242
1243 Wed Sep 24 17:41:40 1997  Stu Grossman  <grossman@babylon-5.cygnus.com>
1244
1245         * Make-common.in:  New files sim-break.c, sim-break.h.
1246         * sim-base.h:  Add point to breakpoint list to sim_state_base.
1247         * sim-break.c sim-break.h:  New modules that implement intrinsic
1248         breakpoint support.
1249         * sim-module.c:  Add breakpoint module.
1250
1251 Tue Sep 23 00:26:39 1997  Felix Lee  <flee@yin.cygnus.com>
1252
1253         * sim-events.c (SIM_EVENTS_POLL_RATE): poll more often than once
1254         an hour.
1255         * sim-n-core.h (WITH_XOR_ENDIAN): MSVC barfs on
1256         if (0) { 1 % 0; }
1257         * sim-core.c (sim_core_xor_write_buffer): WITH_XOR_ENDIAN + 1.
1258         (SIGBUS) define for Windows.
1259         * sim-trace.c (trace_printf,debug_printf): added ALMOST_STDC.
1260         * sim-resume.c: define SIGTRAP for windows.
1261         * sim-xcat.h: use token pasting if ALMOST_STDC.
1262
1263 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1264
1265         * Make-common.in (SIM_SCACHE, SIM_DEFAULT_MODEL): Assign
1266         configured values.
1267         (CONFIG_CFLAGS): Add same.
1268
1269 Mon Sep 22 17:20:27 1997  Felix Lee  <flee@cygnus.com>
1270
1271         * sim-types.h (SIGNED64): ##i64 when _MSC_VER, not _WIN32.
1272         (SIGNED32): use ##i32.
1273
1274 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1275
1276         * configure: Regenerated to track ../common/aclocal.m4 changes.
1277
1278 Tue Sep 23 10:07:47 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1279
1280         * aclocal.m4 (sim-endian): Simplify logic determining [default]
1281         endian of target.
1282
1283         * Make-common.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,
1284         SIM_HOSTENDIAN, SIM_RESERVED_BITS, SIM_ASSERT, SIM_FLOAT,
1285         SIM_HARDWARE, SIM_INLINE, SIM_PACKAGES, SIM_REGPARM, SIM_SMP,
1286         SIM_STDCALL, SIM_XOR_ENDIAN): Assign configured values.
1287         (CONFIG_CFLAGS): Add same.
1288
1289         * aclocal.m4: Perform AC_SUBST on optional options.
1290
1291 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1292
1293         * sim-config.h (WITH_DEFAULT_ALIGNMENT): Don't hardwire any alignment.
1294
1295         * sim-options.c (standard_option_handler): Typo in warning message.
1296
1297         * sim-base.h (STATE_MODEL): Make conditional on SIM_HAVE_MODEL.
1298
1299         * sim-profile.c (profile_print_insn): Check 0 .. MAX_INSN for any
1300         insn count.  Make count conditional on there being a valid
1301         INSN_NAME.
1302         (profile_pc_init): Make default PC profile frequency an arbitrary
1303         256.
1304
1305         * sim-base.h: Ditto.
1306
1307         * sim-profile.h (WITH_PROFILE_MODEL_P): Only enable modeling when
1308         SIM_HAVE_MODEL.
1309
1310         * sim-model.h (struct MACH): Depreciate, to be replaced by bfd
1311         archure struct.
1312
1313 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1314
1315         * configure: Regenerated to track ../common/aclocal.m4 changes.
1316
1317 Mon Sep 22 11:45:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1318
1319         * aclocal.m4 (sim_alignment): Simplify logic for selecting the
1320         configured alignment.
1321
1322 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1323
1324         * configure: Regenerated to track ../common/aclocal.m4 changes.
1325
1326 Fri Sep 19 17:26:14 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1327
1328         * sim-config.c (sim_config): Check for default alignment.
1329
1330         * sim-options.c (standard_option_handler): Add alignment option.
1331
1332         * aclocal.m4 (sim_alignment): Allow configuration of hardwired and
1333         default alignment requirements on memory accesses.
1334
1335 Fri Sep 19 11:51:35 1997  Jeffrey A Law  (law@cygnus.com)
1336
1337         * sim-load.c (sim_load_file): Return failure if the executable
1338         had no loadable sections.
1339
1340 Wed Sep 17 13:33:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1341
1342         * sim-events.c (ETRACE): Use trace_printf not sim_io_printf for
1343         trace output.
1344
1345         * sim-core.c (sim_core_signal): When bad access halt simulator
1346         SIGSEGV / SIGBUS instead of aborting.
1347         (signal.h): Include.
1348
1349         * sim-watch.c (sim_watchpoint_install): Handler for watchpoint
1350         options was missing.
1351
1352         * sim-bits.h (MOVED): Define
1353
1354 Wed Sep 17 10:33:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1355
1356         * sim-alu.h (ALU32_HAD_OVERFLOW): Pacify GCC, Use MSBIT instead of
1357         BIT.
1358
1359         * sim-bits.h (LSBIT, MSBIT): Check for overflow of shift value.
1360
1361         * sim-bits.c: Add 8 bit versions of bit macros.
1362
1363         * sim-bits.h: Ditto.
1364
1365 Tue Sep 16 16:15:16 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1366
1367         * sim-bits.c (LSSEXT, MSSEXT): Replace SEXT.
1368         (LSINSERTED, MSINSERTED): Ditto for INSERTED.
1369
1370         * sim-n-bits.h (MSSEXTn, LSSEXTn): Replace SEXTn.
1371         (LSINSERTDn, MSINSERTEDN): Ditto for INSERTEDn.
1372
1373         * sim-bits.h (SEXT*): Define as MSEXT/LSEXT.
1374         (INSERTED*): Ditto for LSINSERTED/MSINSERTED.
1375
1376 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1377
1378         * aclocal.m4 (SIM_AC_COMMON): Add optional config.h file argument.
1379         configure.in: Output to cconfig.h instead of config.h.
1380
1381         * configure: Regenerated to track ../common/aclocal.m4 changes.
1382
1383 Mon Sep 15 15:39:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1384
1385         * sim-utils.c (sim_analyze_program): Set STATE_ARCHITECTURE from
1386         BFD if known.
1387
1388 Tue Sep  9 21:46:46 1997  Felix Lee  <flee@cygnus.com>
1389
1390         * callback.c (os_write): divert stdout and stderr to their
1391         respective hooks.
1392
1393 Thu Sep 11 10:08:48 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1394
1395         * sim-profile.c (profile_print_speed): Call
1396         sim_events_elapsed_time instead of PROFILE_EXEC_TIME for moment.
1397
1398         * sim-events.c (sim_events_elapsed_time): New function return nr
1399         host MS consumed by the simulator.
1400         (sim_watch_valid): Use.
1401
1402         * sim-module.c (modules): Install sim_events very very early.
1403
1404         * sim-profile.c (profile_print): Call profile_print_pc.
1405         (print_bar):
1406         (profile_pc_init): New function, set up processor for PC
1407         profiling.
1408         (profile_print_pc): New function, print a PC profile.
1409         (profile_pc_event): New function, sample PC.
1410
1411         * sim-profile.h (PROFILE_PC_COUNT, PROFILE_PC_START,
1412         PROFILE_PC_END, PROFILE_PC_SHIFT, PROFILE_PC_SAMPLE_SIZE): Add to
1413         profile struct.
1414
1415         * sim-options.c (sim_print_help): Pacify GCC.
1416
1417         * sim-n-core.h (sim_core_read_aligned_N,
1418         sim_core_write_aligned_N): Add un-conditional profile call.
1419         (sim_core_read_unaligned_N, sim_core_write_unaligned_N): Add
1420         profile call when aligned read/write isn't used.
1421
1422         * sim-base.h: Include sim-profile, sim-model after sim-core &
1423         sim-events allow sim-core to define useful values.
1424
1425         * sim-profile.c (OPTION_PROFILE_CORE): Define.
1426         (profile_option_handler, profile_options): Add support for
1427         --profile-core option.
1428         (print_bar): Include when core profiling.
1429         (profile_print_core): New function, print core profile.
1430
1431         * sim-config.c (print_sim_config): Print profile status.
1432
1433         * sim-profile.h (PROFILE_NEXT_IDX, PROFILE_core,
1434         WITH_PROFILE_PC_P): Define.
1435         (PROFILE_CORE_COUNT): Count each core-map/size separatly.
1436         (PROFILE_COUNT_CORE): Define.
1437
1438 Thu Sep 11 08:44:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1439
1440         * sim-watch.c (handle_watchpoint): Pass a char** index into the
1441         interrupt_names array as the data.
1442         (sim-watch.h): Document.
1443
1444 Wed Sep 10 16:15:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1445
1446         * sim-options.c (sim_print_help): When the doc string is to long
1447         word wrap it.
1448
1449         * sim-watch.c (sim_watchpoint_install): Use option.doc_name so
1450         that only the first few the watch options are listed.  Generate
1451         meanginful usage messages.
1452
1453         * sim-options.h (struct OPTION): Clarify use of doc_name field
1454
1455 Wed Sep 10 13:23:24 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1456
1457         * sim-options.c (OPTION_ARCHITECTURE_INFO): New option.
1458         (standard_option_handler): Handle --architecture-info.
1459
1460 Tue Sep  9 21:46:46 1997  Felix Lee  <flee@cygnus.com>
1461
1462         * sim-core.h (sim_cpu_core): [WITH_XOR_ENDIAN + 1], to avoid
1463         illegal zero-sized array.
1464         * sim-core.c (sim_core_xor_read_buffer): same.
1465
1466 Tue Sep  9 11:20:35 1997  Doug Evans  <dje@canuck.cygnus.com>
1467
1468         * nltvals.def: Regenerate.
1469
1470 Tue Sep  9 02:10:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1471
1472         * sim-fpu.c (DP_FRACHIGH2): Define LL using SIGNED64.
1473
1474 Mon Sep  8 12:22:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1475
1476         * sim-bits.c (MASKED): Delete.
1477         (EXTRACTED): Delete.
1478         (LSEXTRACTED, MSEXTRACTED): New functions.
1479
1480         * sim-n-bits.h (MASKEDn): Delete, define as MSMASKED or LSMASKED.
1481         (MSMASKEDn, LSMASKEDn): Add last argument.
1482         (MSMASK*): Ditto.
1483
1484         * sim-bits.h (EXTEND8, EXTEND16): Define.
1485         (EXTRACTED64): Define as 64 bit extract, not 32 bit.
1486
1487         * sim-run.c (sim_engine_run): Use CPU_CIA macro.
1488
1489         * sim-engine.h (SIM_ENGINE_HALT_HOOK): Use CPU_CIA to get at
1490         current instruction address.
1491
1492         * sim-inline.h (*_ENGINE): Define.
1493
1494 Fri Sep  5 08:39:02 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1495
1496         * sim-core.c (sim_core_attach): Fix checks of modulo/mask.
1497
1498         * sim-watch.c (delete_watchpoint): Delete by ident and type.
1499         (watch_option_handler): Call delete_watchpoint with ident or type.
1500         (sim_watchpoint_install): Create interrupt specific watchpoint
1501         commands on the fly.
1502         (do_watchpoint_create): New function, create a watch point using
1503         type/int-nr info encoded in the option nr.
1504         (do_watchpoint_info): New function.  List active watchpoints.
1505
1506         * sim-watch.h: Change data structure to a list.
1507
1508         * sim-memopt.c (memory_option_handler): Require explicit "all"
1509         before deleting all memory regions.
1510
1511         * sim-utils.c (sim_do_commandf): New function, printf version of
1512         sim_do_command.
1513
1514         * sim-basics.h (asprintf, vasprintf): Hack, define for CYGWIN32.
1515
1516         * sim-alu.h (ALU64_ADD): Use explicit MSEXTRACTED64, do not assume
1517         bit endianness.
1518         (SIGNED64, UNSIGNED64): Delete.
1519         (ALU64_ADD): Don't rely on bit endianness.
1520         (ALU64_BEGIN): Define.
1521
1522         * sim-n-bits.h (MSEXTRACTEDn, LSEXTRACTED): New functions.
1523         (EXTRACTEDn): Delete, define as either LSEXTRACTED or MSEXTRACTED.
1524
1525         * sim-types.h (SIGNED64, UNSIGNED64): New macros, attach relevant
1526         suffix - u64, LL - to 64 bit constants.
1527
1528 Thu Sep  4 09:27:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1529
1530         * sim-config.c (sim_config): Add assert for SIM_MAGIC_NUMBER.
1531
1532         * sim-utils.h (NZALLOC): Define - zalloc * N.
1533
1534         * sim-hrw.c (sim_read, sim_write): New file.  Provide generic
1535         implementation of read/write functions.
1536
1537         * Make-common.in (sim-hrw.o): New target.
1538
1539         * sim-base.h (STATE_MEMOPT_P): Delete, simulators _always_ add
1540         memory.
1541
1542         * sim-memopt.c (memory_option_handler): Implement memory-size
1543         command. Implement memory-alias command.  Let memory-delete delete
1544         all memory regions.
1545         (add_memopt): New function.  Add a memory region.
1546         (do_memopt_delete): New function. Delete a memory region.
1547
1548         * sim-utils.c (sim_elapsed_time_get): Never return zero.
1549
1550         * sim-core.c (sim_core_detach): New function.
1551         (sim_core_map_detach): New function. Perform the actual detach.
1552         (sim_core_init): Move initialization code from here.
1553         (sim_core_install): To here.
1554         (sim_core_uninstall): And here.
1555
1556         * sim-module.c: Add memopt module.
1557
1558         * sim-base.h (STATE_MEMOPT, STATE_MEMOPT_P): Add memopt to
1559         simulator base type.
1560
1561         * Make-common.in (sim_main_headers): Add sim-memopt.h
1562         (sim-memopt.o): New target.
1563
1564         * sim-core.c (sim_core_install): Add core_options to the option
1565         table.
1566
1567         * sim-watch.c (watch_options): Make --delete-watch a synonym for
1568         --watch-delete.
1569
1570         * sim-config.h (WITH_MODULO_MEMORY): Define as 0.  Update
1571         comments.
1572
1573         * sim-core.h (struct _sim_core_mapping): Change nr_bytes to type
1574         address_word, add mask member.
1575
1576         * sim-core.h, sim-core.c (sim_core_attach): Make nr_bytes of type
1577         address_word, allow for 64bit targets in 32bit host. Add modulo
1578         argument.
1579         (sim_core_map_attach): Ditto.
1580         (new_sim_core_mapping): Ditto.
1581         (sim_core_translate): Mask address when modulo memory.
1582
1583 Wed Sep  3 17:32:54 1997  Doug Evans  <dje@seba.cygnus.com>
1584
1585         * sim-hload.c (sim_load): Add assert for SIM_MAGIC_NUMBER.
1586
1587         * gdbinit.in: New file.
1588         * aclocal.m4 (SIM_AC_OUTPUT): Build .gdbinit.
1589         * Make-common.in (distclean): Delete .gdbinit.
1590         (.gdbinit): Add rule for.
1591         * configure: Regenerated to track ../common/aclocal.m4 changes.
1592
1593         * Make-common.in (cgen-run.o): Add rule for.
1594
1595 Wed Sep  3 10:08:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1596
1597         * sim-resume.c (sim_resume): Suspend/resume the simulator.
1598
1599         * sim-events.c (sim_watch_valid): Compute total elapsed time from
1600         both resumed and previous elapsed time.
1601         (sim_events_init): Set initial_wallclock and current_wallclock to
1602         zero.
1603         (sim_events_install): Install sim_events_suspend and
1604         sim_events_resume.
1605         (sim_events_watch_clock): Allow for suspended simulator when
1606         computing the time of the clock event.
1607
1608         * sim-events.h (struct _sim_event): Add resume_wallclock, rename
1609         initial_wallclock to elapsed_wallclock, set both to zero.
1610         (sim_events_init, sim_events_uninstall): Delete prototypes.
1611
1612         * sim-module.h (MODULE_SUSPEND_FN, MODULE_RESUME_FN): Define types.
1613
1614         * sim-module.c(sim_module_resume, sim_module_suspend): New
1615         functions.
1616
1617 Wed Sep  3 10:08:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1618
1619         * sim-core.c (sim_core_map_attach): Clarify memory overlap error
1620         message.
1621
1622 Tue Sep  2 14:57:06 1997  Doug Evans  <dje@canuck.cygnus.com>
1623
1624         * Makefile.in (TAGS): Add support for "/* TAGS: foo */" marker.
1625         * Make-common.in (TAGS): Likewise.
1626         * sim-n-bits.h: Add TAGS comments for all functions.
1627         * sim-n-core.h: Likewise.
1628         * sim-n-endian.h: Likewise.
1629
1630 Mon Sep  1 10:50:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1631
1632         * sim-utils.c (sim_state_alloc): Set CPU backlinks, callback and
1633         kind.
1634
1635         * sim-base.h (sim_state_alloc): Add callback and kind arguments.
1636
1637         * sim-base.h (INVALID_INSTRUCTION_ADDRESS): Add default
1638         definition.
1639
1640 Sat Aug 30 09:47:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1641
1642         * sim-fpu.c (DP_GARDMSB, ...): Make unsigned.
1643         (DP_FRACHIGH, DP_FRACHIGH2, ..): Use MSMASK to avoid LL.
1644
1645 Fri Aug 29 13:37:44 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1646
1647         * sim-core.c (sim_core_map_attach): Cast attach enum to int.
1648         (sim_core_xor_read_buffer, sim_core_xor_write_buffer): Make
1649         nr_transfered and nr_this_transfer unsigned.
1650
1651         * sim-events.c (sim_events_tickn): N is signed, as limited to
1652         MAXINT.
1653
1654         * sim-n-endian.h (offset_N): Change size to unsigned.
1655
1656         * callback.c (os_poll_quit): Add prototypes for kbhit and getkey.
1657
1658 Fri Aug 29 10:10:53 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1659
1660         * sim-utils.c (sim_copy_argv): Delete, replaced by dupargv.
1661
1662         * sim-options.c (sim_parse_args): Use dupargv.
1663
1664 Thu Aug 28 10:36:34 1997  Doug Evans  <dje@canuck.cygnus.com>
1665
1666         * sim-options.c (standard_option_handler): Use xstrdup, not strdup.
1667
1668 Thu Aug 28 12:09:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1669
1670         * sim-base.h (STATE_ARCHITECTURE, STATE_TARGET): Add to simulator
1671         base type.
1672
1673         * sim-options.c (standard_options): Add --architecture=MACHINE and
1674         --target=TARGET options.
1675         (OPTION_ARCHITECTURE, OPTION_TARGET): Define.
1676         (standard_option_handler): Handle architecture and target options.
1677         (bfd.h): Include.
1678
1679         * sim-utils.c (sim_analyze_program): Pass STATE_TARGET to
1680         bfd_openr.
1681         (sim_analyze_program): Set prog_bfd architecture from
1682         STATE_ARCHITECTURE if known.
1683
1684 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1685
1686         * configure: Regenerated to track ../common/aclocal.m4 changes.
1687         * config.in: Ditto.
1688
1689 Wed Aug 27 18:11:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1690
1691         * aclocal.m4 (enable-sim-warnings): Remove comment stating
1692         that option does not apply to certain files.
1693
1694 Wed Aug 27 15:13:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1695
1696         * sim-bits.h (LSBIT8, LSBIT16, LSBIT32, LSBIT64, LSBIT, MSBIT8,
1697         MSBIT16, MSBIT32, MSBIT64, MSBIT): New macros - single bit as
1698         offset from MSB/LSB.
1699
1700         * sim-endian.h (A1_8, A2_8, A4_8, A1_4, A2_4, A1_2): New macro,
1701         access address of sub word quantity of a hosts 16, 32, 64 bit word
1702         type.
1703         (V1_2, V1_4, V2_4, V1_8, V2_8, V4_8): Ditto for values.
1704         (U8_1, U8_2, U8_4, U4_1, U4_2, U2_1): Ditto for set of values.
1705         (V2_H1, V2_L1, V4_H2, V4_L2, V8_L4, V8_H4): Given N byte argument,
1706         return N*2 byte value with argument in Hi/Lo word.  Renamed from
1707         V1_H2, V1_L2, V2_H4, V2_L4, V4_H8, V4_L8.
1708
1709         * sim-alu.h (ALU32_HAD_OVERFLOW): Use 64 bit mask not 32bit.
1710         (ALU16_HAD_CARRY, ALU32_HAD_CARRY, ALU16_HAD_OVERFLOW): Use MSBIT
1711         so that bit offset is explicit.
1712
1713 Wed Aug 27 11:55:35 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1714
1715         * sim-utils.c (sim_analyze_program): Add prog_name argument.
1716         Update STATE_PROG_BFD when needed with a dup'd copy of the
1717         program.
1718
1719         * sim-config.c (sim_config): Delete ABFD argument, use
1720         STATE_PROG_BFD directly.
1721
1722 Tue Aug 26 12:55:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1723
1724         * run.c (main): Pass the open ABFD to sim_create_inferior.
1725
1726         * nrun.c (main): Determine prog_bfd.  Pass to sim_create_inferior
1727         and sim_load.
1728         (bfd.h): Include.
1729
1730         * sim-hload.c (sim_load): New file. Implement generic sim_load for
1731         hardware only simulator targets.
1732
1733         * Make-common.in (sim-hload.o): Add rule.
1734
1735 Wed Aug 27 09:51:42 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1736
1737         * sim-utils.c (sim_copy_argv): Rewrite to match malloc strategy
1738         used by copyargv and freeargv.
1739
1740         * sim-options.c (sim_parse_args): Save a copy of PROG-ARGS in
1741         STATE_PROG_ARGV, not just a pointer.
1742
1743 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1744
1745         * configure: Regenerated to track ../common/aclocal.m4 changes.
1746         * config.in: Ditto.
1747
1748 Mon Aug 25 12:11:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1749
1750         * aclocal.m4 (sim-endian): Add second argument to
1751         SIM_AC_OPTION_ENDIAN.  First is hardwired endian, second is
1752         default endian when not hardwired.
1753
1754         * sim-config.h (WITH_DEFAULT_TARGET_BYTE_ORDER): New macro, if all
1755         else failes value for target byte order.
1756
1757         * sim-config.c (sim_config): Add abfd arguments. Set
1758         STATE_PROG_BFD accordingly.  Determine prefered_target_byte_order
1759         from same.
1760         (sim_config): Return SIM_RC, don't abort.
1761         (bfd.h): Include.
1762
1763         * run.c (main): Update call to sim_open - add ABFD argument.
1764         * nrun.c (main): Add NULL ABFD argument.
1765
1766 Thu Aug 14 12:48:57 1997  Doug Evans  <dje@canuck.cygnus.com>
1767
1768         * callback.c (os_poll_quit): Make static.
1769         Call sim_cb_eprintf, not p->eprintf.
1770         (sim_cb_printf, sim_cb_eprintf): New functions.
1771         * sim-utils.h (sim_cb_printf, sim_cb_eprintf): Declare.
1772
1773         * sim-basics.h (zalloc,zfree,sim_add_commas,SIM_ELAPSED_TIME,
1774         sim_elapsed_time_get,sim_elapsed_time_since): Move decls to
1775         sim-utils.h. #include sim-utils.h.
1776         * sim-utils.h: Above decls moved here.
1777         (sim_analyze_program,sim_load_file): Use `struct _bfd', not `bfd'.
1778
1779         * sim-watch.c (action_watchpoint): Fix thinkos.
1780
1781 Thu Jul 24 08:48:05 1997  Stu Grossman  (grossman@critters.cygnus.com)
1782
1783         * sim-types.h:  Fix defs of 64 bit data types for MSVC.
1784
1785 Tue Jul 22 10:35:37 1997  Doug Evans  <dje@canuck.cygnus.com>
1786
1787         * sim-n-core.h (sim_core_write_unaligned_N): Add missing break
1788         to FORCED_ALIGNMENT case.
1789
1790 Thu Jun  5 13:48:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1791
1792         * callback.c (target_to_host_open): Handle hosts with O_BINARY.
1793
1794 Thu Jun  5 08:47:10 1997  Jeffrey A Law  (law@cygnus.com)
1795
1796         * Make-common.in (libsim.a): Fix typo.
1797
1798 Thu Jun  5 13:48:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1799
1800         * nrun.c (main): Verify the structure returned before using it.
1801
1802 Wed Jun  4 11:44:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1803
1804         * sim-config.h (WITH_ENGINE): Enable the sim-engine module by
1805         default.
1806
1807         * sim-engine.c (sim_engine_install): New function.  Install the
1808         engine init functions.
1809         (sim_engine_init): [Re]initialize the simulator engine.
1810
1811         * sim-module.c: Add sim_engine to list of modules that always
1812         install.
1813
1814 Tue Jun  3 04:52:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1815
1816         * sim-watch.c (schedule_watchpoint): Use sim_unschedule_watchpoint
1817         to remove the old watchpoint, not delete_watchpoint.
1818         (watch_option_handler): Action the correct watchpoint, not just
1819         cycles.
1820
1821 Wed May 28 14:47:41 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1822
1823         * sim-n-core.h (sim_core_write_aligned_N): For 8byte reads, output
1824         both low and high word.
1825         (sim_core_write_aligned_N): Ditto.
1826
1827         * sim-trace.c (set_trace_options): Delete code explicitly setting
1828         core->trace.
1829
1830         * sim-options.c (sim_print_help): Call the list commands if not a
1831         standalone simulator.
1832         (sim_print_help): Advise that some options may not be applicable.
1833
1834         * sim-trace.c (set_trace_options): Assume core present.
1835
1836         * sim-events.c (sim_events_schedule_after_signal): Overflow signal
1837         buffer when full not almost full.
1838
1839 Tue May 27 14:32:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1840
1841         * sim-events.c (sim_events_process): Don't blat the event queue
1842         when processing watchpoints.
1843
1844         * sim-watch.h: Make arg unsigned long - stop sign extension.
1845
1846         * sim-events.c (sim_watch_valid): rewrite so debugable.
1847
1848         * sim-config.h (WITH_XOR_ENDIAN): Default to zero.
1849
1850         * sim-watch.c (schedule_watchpoint): Add is_within option so that
1851         inequality test is possible.
1852         (handle_watchpoint): Re-pass is_within arg.
1853         (watch_option_handler): When `!' prefix to pc-watchpoint arg pass
1854         0 to schedule_watchpoint's is_within arg.
1855         (sim_watchpoint_init): Re-pass is_within arg.
1856
1857         * sim-options.c (sim_print_help): Add is_command argument.  Don't
1858         include -- prefix when called from the command line interpreter.
1859
1860         * sim-watch.c (schedule_watchpoint): Pass true is_within argument.
1861
1862         * sim-events.c (sim_events_watch_sim): Add is_within argument,
1863         zero indicates that the test should be reversed.
1864         (sim_events_watch_core): Ditto.
1865         (WATCH_CORE): Compare range against is_within.
1866         (WATCH_SIM): Ditto.
1867
1868 Tue May 27 12:48:03 1997  Andrew Cagney  <cagney@b2.cygnus.com>
1869
1870         * sim-events.c (WATCH_CORE): Pass NULL cpu argument to
1871         sim_core_read_buffer.  Check nr-bytes transfered.
1872
1873         * sim-core.h (sim_core_common): Define a new struct that contains
1874         the common data.  to sd and cpu structures.
1875         * sim-core.c (sim_core_attach): Update.
1876         (sim_core_init): Update. Remember to copy initialized data to each
1877         cpu.
1878         (sim_core_find_mapping): Ditto.
1879
1880         * sim-core.c (sim_core_read_buffer): Add cpu argument.
1881         (sim_core_write_buffer): Ditto.
1882
1883         * sim-n-core.h (sim_core_read_unaligned_N): When mis-aligned
1884         transfer use xor version of read buffer.
1885         (sim_core_write_unaligned_N): Ditto for write.
1886
1887         * sim-core.c (sim_core_xor_read_buffer): New function implement
1888         xor-endian data read breaking transfer up into xor-endian sized
1889         blocks.
1890         (sim_core_xor_write_buffer): Ditto for write.
1891         (reverse_n): Reverse order of arbitrary number of bytes in buffer
1892         - needed for xor-endian transfers.
1893
1894 Fri May 23 14:24:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1895
1896         * sim-inline.h: Review description.
1897
1898         * sim-core.h, sim-core.c: Reduce number of functions being inlined
1899         to just those involved in data transfers and configuration.
1900
1901         * sim-xcat.h (XSTRING): New macro, map macro definition onto
1902         string.
1903         * sim-n-core.h (sim_core_read_aligned_N): Use.
1904         (sim_core_read_unaligned_N): Ditto.
1905         (sim_core_read_unaligned_N): Ditto..
1906         (sim_core_write_unaligned_N): Ditto.
1907
1908         * sim-core.h: Add xor endian bitmap to main structure.  *
1909
1910         sim-n-core.h (sim_core_write_aligned_N): Add suport for xor
1911         endian.
1912         (sim_core_read_aligned_N): Ditto.
1913
1914         * sim-core.c (sim_core_set_xor_endian): New function.
1915         (sim_core_attach): Don't overwrite the per-cpu xor map when
1916         cloning the global core.
1917
1918 Fri May 23 10:53:13 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1919
1920         * sim-engine.h: Update below so that it is using an enumerated
1921         type.
1922
1923 Thu May 22 09:12:16 1997  Gavin Koch  <gavin@cygnus.com>
1924
1925         * sim-engine.c (sim_engine_restart):
1926         * sim-resume.c (sim_resume): Change longjmp param/setjmp
1927         return value used for simulator restart from 0 to 2.
1928
1929 Wed May 21 08:47:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1930
1931         * cgen-scache.c (scache_option_handler): Add is_command arg.
1932
1933         * sim-model.c (model_option_handler): Add is_command argument.
1934
1935         * sim-profile.c (profile_option_handler): Add is_command arg.
1936
1937         * sim-events.c (sim_watch_valid): Use ub64, lb64 when 64bit value
1938         involved.
1939
1940         * sim-module.c (sim_module_add_init_fn): Call init fn in the same
1941         order that they are registered.
1942
1943         * sim-options.h (OPTION_HANDLER): Add argument to differentiate
1944         between option and command line processing.
1945
1946         * sim-options.c: Include stdlib.h, ctype.h.
1947
1948         * Make-common.in (sim-watch.o): Add rule.
1949         (sim_main_headers): Assume sim-assert.h included.
1950         (sim-*.o): Simplify make rule.
1951
1952         * sim-module.c: Add sim_watch_install to module list.
1953
1954 Tue May 20 14:15:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1955
1956         * sim-base.h (STATE_LOADED_P): New predicate. Set once everything
1957         has been loaded.
1958
1959         * sim-trace.c (trace_install): Check magic. Include sim-assert.h.
1960         * sim-events.c (sim_events_install): Ditto.
1961         * sim-core.c (sim_core_install): Ditto.
1962         * sim-model.c (model_install): Ditto.
1963         * sim-options.c (standard_install): Ditto.
1964         * sim-profile.c (profile_install): Ditto.
1965         * sim-reason.c (sim_stop_reason): Ditto.
1966         * sim-run.c (sim_engine_run): Ditto.
1967         * sim-utils.c (sim_analyze_program): Ditto.
1968
1969         * sim-module.c (modules): Make profile_install and trace_install
1970         optional.
1971
1972         * sim-base.h (STATE_MEM_BASE): Define for flat memory systems.
1973
1974         * sim-options.c (standard_option_handler): Set the byte order.
1975
1976         * sim-events.c (sim_events_process): Allow multi tick processing.
1977         (sim_events_tickn): New function - multi cycle tick.
1978
1979         * sim-events.h (sim_events_tickn, sim_events_timewarp): Add
1980         prototypes.  Under development.
1981         (sim_events): Replace processing with nr_ticks_to_process.
1982
1983 Tue May 20 09:39:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1984
1985         * nrun.c (main): Pass callbacks to sim_open instead of using
1986         sim_set_callbacks.
1987
1988         * run.c (main): Ditto.
1989
1990 Mon May 19 12:07:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1991
1992         * sim-events.c (sim_events_zalloc): Signal save memory allocator -
1993         stop tk interrupting malloc calls.
1994         (sim_events_zalloc): Converse.
1995
1996         * Make-common.in (sim_main_headers): Add sim-events.h.
1997
1998         * sim-events.c (sim_events_schedule_after_signal): Change return
1999         type to void - signal events are strictly internal.
2000         (sim_events_init): Allocate a finite buffer for signal events.
2001         (sim_events_schedule_after_signal): Enter signal events into the
2002         signal buffer.
2003
2004         * sim-engine.c (sim_engine_halt): Check SIM_DESC magic.
2005         (sim_engine_restart): Ditto.
2006         (sim_engine_abort): Ditto.
2007         * sim-stop.c (sim_stop): Ditto.
2008         (control_c_simulation): Ditto.
2009         * sim-resume.c (sim_resume): Ditto.
2010         (has_stepped): Ditto.
2011         * sim-abort.c (sim_engine_abort): Ditto.
2012
2013         * sim-basics.h (transfer_type): New type.
2014
2015         * sim-core.c (sim_core_signal): New function. Print core signal
2016         information.
2017         (sim_core_find_mapping): Add transfer argument.
2018
2019         * sim-n-core.h (sim_core_{write,write}_unaligned_N): Call
2020         SIM_CORE_SIGNAL if a recoverable abort.
2021         * sim-core.c (sim_core_find_mapping): Ditto.
2022
2023 Fri May 16 15:13:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2024
2025         * sim-core.c (sim_core_find_mapping): Replace calls to
2026         sim_io_error to more resiliant sim_engine_abort.
2027
2028         * sim-n-core.h (sim_core_read_unaligned_N): Ditto.
2029         (sim_core_write_unaligned_N): Ditto.
2030
2031 Tue May 13 13:50:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2032
2033         * sim-module.c: Add sim_events_install to list.
2034
2035         * sim-events.c (sim_events_install, sim_events_uninstall): Clonse
2036         from sim_core_*.
2037         (sim_events_init): Now returns SIG_RC.
2038
2039         * sim-run.c: New file. Generic sim_engine_run.
2040         * sim-reason.c: New file. Generic sim_stop_reason.
2041         * sim-stop.c: New file. Generic sim_stop.
2042         * sim-resume.c: New file. Generic sim_resume.
2043
2044         * Make-common.in (sim-engine.o): Add rule.
2045         (sim-run.o, sim-reason.o, sim-stop.o, sim-resume.o): Ditto.
2046
2047         * sim-engine.h, sim-engine.c: New file. Provide generic
2048         implementation of sim_engine_halt, sim_engine_error. et.al.
2049
2050         * sim-base.h (sim_state_base): Add member halt.
2051         (sim-engine.h): Include.
2052
2053         * sim-events.h (sim_event_handler): Always pass SIM_DESC to event
2054         handlers.
2055         * sim-events.c (sim_events_poll): Update event handler.
2056
2057 Tue May 13 09:57:49 1997  Andrew Cagney  <cagney@b2.cygnus.com>
2058
2059         * sim-events.h, sim-events.c (sim_events_watch_clock): New
2060         function.
2061         (sim_events_watch_sim): New function.
2062         (sim_events_watch_core): New function.
2063         (sim_watch_valid): New function.
2064         (sim_events_preprocess): New function.
2065         (sim_events_process): Process the watchpoints as well as the timer
2066         queue.
2067         (sim_events_tick): Check WORK_PENDING instead of the hold queue.
2068         (sim_events_deschedule): Check all the queues when removing an
2069         event.
2070         (sim_events_init): Ditto for cleaning.
2071
2072 Mon May 19 12:07:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2073
2074         * sim-fpu.c (is_ufpu_number): Comment out - currently unused.
2075
2076 Mon May 19 11:23:03 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2077
2078         * callback.c (os_open): Type of arg flags is int.
2079
2080 Fri May 16 22:26:43 1997  Michael Meissner  <meissner@cygnus.com>
2081
2082         * sim-fpu.c (sim_fpu_is_{eq,ne,lt,le,gt,ge}): Compare Infinities
2083         just like normal numbers as per IEEE rules.
2084
2085 Wed May 14 21:20:38 1997  Bob Manson  <manson@charmed.cygnus.com>
2086
2087         * callback.c (os_close): Mark the descriptor as being
2088         available if the close succeeded.
2089         (os_open): Pass 0644 as the mode of the file being created.
2090
2091 Thu May 15 10:58:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2092
2093         * sim-fpu.c (pack_fpu, unpack_fpu): New functions - decode a
2094         float.
2095
2096         * sim-inline.c (SIM_INLINE_C): Rename from _SIM_INLINE_C_.
2097         * sim-lnline.h: Update.
2098
2099         * sim-fpu.h, sim-fpu.c (sim_fpu_[iu]{32,64}to): New int2fp
2100         conversion functions.
2101         (sim_fpu_to{32,64}[iu]): New fp2int functions.
2102
2103         * sim-fpu.h, sim-fpu.c (sim_fpu_is_{lt,le,eq,ne,ge,gt}): New fp
2104         compare functions.  Replacing.
2105         (sim_fpu_cmp): This. Delete.
2106
2107 Mon May 12 14:49:05 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2108
2109         * sim-core.c (sim_core_find_mapping): Call engine_error not
2110         sim_io_error when possible.
2111
2112 Mon May 12 08:55:07 1997  Andrew Cagney  <cagney@b2.cygnus.com>
2113
2114         * sim-endian.h (V1_H2): Add macro's to insert a word into a
2115         high/low double word.
2116
2117         * sim-trace.h: Remove definition of attribute - defined in
2118         sim_basics.h.
2119
2120 Mon May 12 08:55:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2121
2122         * sim-options.h (struct OPTION): Add doc_opt as the documenting
2123         name of the option - or family of options.
2124
2125         * sim-options.c (sim_args_command): Match command `a-b c' with
2126         option `--a-b-c' from option table.
2127
2128 Thu May  8 12:40:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2129
2130         * sim-options.c (sim_print_help): For optional arguments, wrap
2131         them in [].
2132
2133         * sim-trace.c (set_trace_options): New function, handle optional
2134         argument and multiple assignment.
2135         (trace_option_handler): Update.
2136
2137         * sim-trace.c (trace_option_handler): Trace branch and not fpu
2138         when branch tracing selected.
2139
2140 Wed May  7 15:19:58 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2141
2142         * sim-trace.c (trace_one_insn): Make a va-args function.
2143
2144         * sim-trace.c (trace_vprintf): New function, va-arg version of
2145         trace_printf.
2146
2147 Tue May  6 16:38:16 1997  Doug Evans  <dje@canuck.cygnus.com>
2148
2149         * sim-trace.c (trace_uninstall): Don't close a file twice.
2150         * sim-profile.c (profile_uninstall): Likewise.
2151
2152 Tue May  6 06:14:01 1997  Mike Meissner  <meissner@cygnus.com>
2153
2154         * sim-trace.c (toplevel): Include bfd.h.
2155         (trace_options): Note that --trace-linenum also turns on
2156         --trace-insn.  Add --trace-{branch,semantics}.
2157         (trace_option_handler): If --trace-linenum, also turn on
2158         --trace-insn.  Add --trace-branch support.  If --trace-semantics,
2159         turn on ALU, FPU, branch, and memory tracing.
2160         (trace_one_insn): New function to trace an instruction.  Support
2161         --trace-linenum.
2162         (OPTION_TRACE_*): Use an enum, rather than lots of defines.
2163
2164         * sim-trace.h (TRACE_{SEMANTICS,BRANCH}_IDX): Add new macros.
2165         (MAX_TRACE_VALUES): Use 32, not 12 by default.
2166         (TRACE_branch): Add new mask.
2167         (TRACE_*_P): Define all possible trace_p macros.
2168         (trace_one_insn): Declare function.
2169
2170 Mon May  5 14:08:34 1997  Mike Meissner  <meissner@cygnus.com>
2171
2172         * sim-trace.h (__attribute__): Define as nothing if not GNU C or
2173         GNU C doesn't support __attributes__.
2174         ({trace,debug}_printf): Add attribute's so -Wformat can check the
2175         format strings.
2176
2177 Mon May  5 11:16:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2178
2179         * sim-config.h (FORCED_ALIGNMENT): New alignment option -
2180         addresses are masked forcing them to be correctly aligned.
2181         (WITH_ALIGNMENT): Make NONSTRICT_ALIGNMENT the default.
2182         * sim-config.c (config_alignment_to_a): Update.
2183
2184         * sim-core.h (sim_cpu_core): New data type contains cpu specific
2185         core data.
2186         * sim-base.h (CPU_CORE): Add cpu specific core data to cpu base
2187         type.
2188         * sim-core.c (sim_core_attach): Add CPU argument.  Ready for
2189         processor specific core maps.
2190         (sim_core_map_attach): Copy the core map data to each of the
2191         processor specific core data structures.
2192         * sim-core.c (sim_core_find_mapping): Update.
2193
2194         * sim-n-core.h (sim_core_read_N, sim_core_write_N): Rename.
2195         (sim_core_write_aligned_N, sim_core_write_aligned_N): New names.
2196         (sim_core_write_unaligned_N, sim_core_write_unaligned_N): New
2197         alternatives that handle unaligned addresses.
2198         (sim_core_{read,write}_{,un}aligned_N): Drop SIM_DESC arg, replace
2199         with just CPU arg.
2200         * cgen-utils.c (sim_disassemble_insn): Update.
2201
2202 Mon May  5 13:19:16 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2203
2204         * sim-trace.h (TRACE_FPU_IDX): Add Floating-point specific
2205         tracing.
2206
2207         * sim-fpu.h, sim-fpu.c: New files - prototype for generic target
2208         fpu support.
2209
2210         * sim-inline.h, sim-inline.c: Add support for SIM_FPU.
2211
2212 Fri May  2 17:59:42 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2213
2214         * sim-core.c (sim_core_map_to_str): New function ascii equivalent
2215         to map type.
2216
2217         * sim-n-core.h (sim_core_read_N, sim_core_write_N): Use in trace
2218         statement.
2219
2220 Fri May  2 17:28:02 1997  Andrew Cagney  <cagney@b2.cygnus.com>
2221
2222         * cgen-trace.c: Prepend additional trace_printf argument.
2223
2224         * cgen-utils.c (sim_disassemble_insn): Add additional core
2225         arguments.
2226
2227 Fri May  2 11:40:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2228
2229         * nrun.c (main): Catch/report errorenous simulator states.
2230
2231         * sim-module.c: #include "libiberty.h" so that xmalloc is defined.
2232         * sim-trace.c: #include string.h/strings.h so that memset is
2233         defined.
2234         * sim-utils.c: Ditto.
2235         * sim-profile.c: Ditto. And stdlib.h.
2236         (print_bar): Only define when used by instruction or memory profiler.
2237
2238         * sim-options.c (standard_option_handler): Make ul more local.
2239
2240         * sim-load.c (sim_load_file): Make the name constant.
2241         (sim_load_file): Passify gcc.
2242
2243         * sim-utils.h: New file, pre-declare utilites in corresponding .c
2244         file.
2245         * sim-utils.c, sim-load.c: Include sim-utils.h.
2246
2247         * sim-base.h (sim_cpu): Pre define here so available to all.
2248
2249         * sim-core.h (DECLARE_SIM_CORE_WRITE_N, DECLARE_SIM_CORE_READ_N):
2250         Restore the sim_cpu and instruction_address arguments so that full
2251         information is available to the abort function.
2252         * sim-core.c (sim_core_find_mapping, sim_core_write_buffer): Ditto.
2253         * sim-n-core.h (sim_core_write_N, sim_core_read_N): Update.
2254
2255         * sim-trace.h, sim-trace.c (trace_option_handler): Add interim
2256         tracing support for sim-events and sim-core.
2257         (trace_option_handler): Convert #if to if where possible so always
2258         compiled/checked by C compiler.
2259         * sim-n-core.h (sim_core_write_N, sim_core_read_N): Update.
2260
2261         * sim-base.h: Adjust comment documenting how to define the cpu
2262         structure.
2263         (sim_state_base): Add sim_core and sim_events to simulator base
2264         object.
2265
2266         * sim-trace.h, sim-trace.c (trace_printf): Add SIM_DESC argument.
2267         * sim-core.c (sim_core_init, sim_core_attach,
2268         sim_core_find_mapping): Update.
2269         * sim-events.c (ETRACE, sim_events_init, sim_events_time,
2270         update_time_from_event, insert_sim_event,
2271         sim_events_schedule_after_signal, sim_events_deschedule,
2272         sim_events_tick): Ditto.
2273
2274         * sim-basics.h (sim-module.h, sim-trace.h, sim-profile.h,
2275         sim-model.h): Move #includes from here.
2276         * sim-base.h: To here.
2277         (sim-core.h, sim-events.h, sim-io.h): Include also
2278
2279 Wed Apr 30 15:37:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2280
2281         * callback.c (default_callback): Missing initialisers.
2282
2283 Thu May  1 10:40:47 1997  Doug Evans  <dje@canuck.cygnus.com>
2284
2285         * sim-utils.c (sim_add_commas): New function.
2286         * sim-basics.h (sim_add_commas): Add prototype.
2287         * cgen-scache.c (scache_print_profile): Print commas in numbers.
2288         * sim-profile.c (COMMAS): New macro.
2289         (print_*): Use it to print commas in numbers.
2290
2291         * configure: Regenerated.
2292
2293         * cgen-sim.h (sim_signal_type): Add SIM_SIGINT.
2294         (cgen_state): New member run_fast_p.
2295         (cgen_init): Add prototype.
2296         (sim_disassemble_insn): New arg `cpu'.
2297         * cgen-trace.c (trace_insn): Update call to sim_disassemble_insn.
2298         * cgen-utils.c (cgen_init): New function.
2299         (sim_disassemble_insn): New arg `cpu'.  Rewrite fetching of insn.
2300         * genmloop.sh: Call engine_halt if loop exits.
2301
2302         * Makefile.in (sim-options_h): Define.
2303         (sim-{module,options,trace,profile,utils}.o): Clean up dependencies.
2304         (sim-model.o): Add new rule.
2305         (cgen-{scache,trace,utils}.o): Add new rules.
2306         * aclocal.m4 (SIM_AC_OPTION_{SCACHE,DEFAULT_MODEL}): Add.
2307         * cgen-scache.c (scache_print_profile): Change `sd' arg to `cpu'.
2308         Indent output by 2 spaces.
2309         * cgen-scache.h (scache_print_profile): Update.
2310         * cgen-trace.c (trace_insn_fini): Indent output by 2 spaces.
2311         Use trace_printf, not fprintf.
2312         (trace_extract): Use trace_printf, not cgen_trace_printf.
2313         * genmloop.sh (!FAST case): Increment `insn_count'.
2314         * sim-base.h (sim_state_base): Only include scache_size if WITH_SCACHE.
2315         (sim_cpu_base): Rename member `sd' to `state' to be consistent with
2316         access macro's name.
2317         * sim-core.c (sim_core_init): Use EXTERN_SIM_CORE to define it.
2318         Change return type to SIM_RC.
2319         (sim_core_{install,uninstall}): New functions.
2320         * sim-core.h (sim_core_{install,uninstall}): Declare.
2321         (sim_core_init): Use EXTERN_SIM_CORE to define it.
2322         Change return type to SIM_RC.
2323         * sim-model.h (models,machs,model_install): Declare.
2324         * sim-module.c (modules): Add scache_install, model_install.
2325         (sim_post_argv_init): Set cpu->state backlinks.
2326         * sim-options.c (standard_options): Delete --simcache-size,--max-insns.
2327         (standard_option_handler): Likewise.
2328         * sim-profile.c (PROFILE_{HISTOGRAM,LABEL}_WIDTH): Move to
2329         sim-profile.h.
2330         (*): Assume ANSI C.
2331         (profile_options): Delete --profile-simcache.
2332         (profile_option_handler): Likewise.
2333         (profile_print_insn): Change `sd' arg to `cpu'.  Indent output 2
2334         spaces.
2335         (profile_print_{memory,model}): Likewise.
2336         (profile_print_simcache): Delete.
2337         (profile_print_speed): New function.
2338         (profile_print): Rewrite.
2339         * sim-profile.h (PROFILE_scache): Renamed from PROFILE_simcache.
2340         (WITH_PROFILE_SCACHE_P): Renamed from WITH_PROFILE_SIMCACHE_P.
2341         (PROFILE_DATA): Delete members simcache_{hits,misses}.
2342         (PROFILE_COUNT_SIMCACHE_{HIT,MISS}): Delete.
2343         (PROFILE_{CALLBACK,CPU_CALLBACK}): New types.
2344         (profile_print): Update prototype.
2345
2346 Wed Apr 30 11:34:14 1997  Doug Evans  <dje@canuck.cygnus.com>
2347
2348         * cgen-scache.[ch], cgen-sim.h: New files.
2349         * cgen-trace.[ch], cgen-types.h, cgen-utils.c, genmloop.sh: New files.
2350         * sim-model.c: New file.
2351
2352         * Make-common.in (clean targets): Undo patch of Apr. 22.
2353
2354 Fri Apr 25 15:28:32 1997  Mike Meissner  <meissner@cygnus.com>
2355
2356         * sim-n-bits.h (signed): If we have a standard compiler, undef
2357         signed, so that signedN is defined correctly.
2358
2359 Thu Apr 24 00:00:07 1997  Doug Evans  <dje@canuck.cygnus.com>
2360
2361         * sim-module.h, sim-model.h, sim-profile.h: New files.
2362         * sim-module.c, sim-profile.c: New files.
2363         * Make-common.in (SIM_PROFILE): Define
2364         (CONFIG_CFLAGS): Add $(SIM_PROFILE).
2365         (sim_main_headers): Add sim-module.h, sim-model.h, sim-profile.h.
2366         (sim_module.o,sim-profile.o): Add rules for.
2367         * aclocal.m4 (--enable-sim-trace): Allow symbolic arguments.
2368         (--enable-sim-profile): Add.
2369         * configure: Regenerated.
2370         * sim-base.h (sim_state_base): New members init_list, uninstall_list,
2371         model.  Move trace and profile support to sim-{trace,profile}.h.
2372         New members trace_data, profile_data.
2373         * sim-basics.h: #include sim-module.h, sim-model.h, sim-profile.h.
2374         * sim-config.h: Provide default definition of WITH_PROFILE.
2375         (WITH_TRACE): Change default to -1.
2376         (MAX_NR_PROCESSORS): Always define.
2377         * sim-options.c: Move trace and profile support to
2378         sim-{trace,profile}.h.
2379         (sim_pre_argv_init): Moved to sim-model.c.
2380         (standard_install): New function.
2381         * sim-options.h (sim_pre_argv_init): Move decl to sim-model.c.
2382         (standard_install): Declare.
2383         * sim-trace.c: Tracing option handling moved here from sim-options.c.
2384         (trace_install, trace_uninstall): New functions.
2385         (trace_printf): Update reference to TRACE_FILE.
2386         * sim-trace.h (TRACE_FOO_IDX): Moved here from sim-base.h.
2387         (TRACE_foo): Bit masks for symbolic arguments to --enable-sim-trace.
2388         (WITH_TRACE_FOO_P): Define.
2389         (trace_install): Declare.
2390         (TRACE_DATA): New struct.
2391
2392 Wed Apr 23 17:23:15 1997  Doug Evans  <dje@canuck.cygnus.com>
2393
2394         * run.c: Undo last exec_bfd patch.
2395         (main): Only pass -E ifdef SIM_HAVE_BIENDIAN.
2396
2397 Wed Apr 23 17:54:27 1997  Mike Meissner  <meissner@cygnus.com>
2398
2399         * run.c (exec_bfd): Add back in.
2400         (main): Set exec_bfd.
2401
2402 Tue Apr 22 14:43:46 1997  Doug Evans  <dje@canuck.cygnus.com>
2403
2404         * sim-load.c (sim_load_file): #include <stdio.h> for NULL.
2405
2406 Wed Apr 23 02:55:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2407
2408         * sim-events.c (insert_sim_event): Call sim_io_error instead of
2409         less well defined engine_error.
2410         * sim-core.c: Ditto.
2411
2412 Tue Apr 22 08:48:16 1997  Stu Grossman  (grossman@critters.cygnus.com)
2413
2414         * Make-common.in:  Change clean targets to use :: so that other
2415         Makefiles can have their own clean targets.
2416         * sim-load.c (xprintf eprintf):  Use ANSI_PROTOTYPES instead of
2417         __STDC__ to control use of stdarg vs. varargs syntax.  Some
2418         systems can't use __STDC__, but require stdarg.
2419
2420 Fri Apr 18 11:14:43 1997  Doug Evans  <dje@canuck.cygnus.com>
2421
2422         * sim-options.c (standard_options): Add --endian.
2423         (standard_option_handler): Likewise.
2424
2425         * nrun.c: #include <signal.h>.
2426         (main, cntrl_c): Wrap calls to sim_resume in a SIGINT
2427         handler that calls sim_stop ().
2428
2429 Fri Apr 18 13:11:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2430
2431         * run.c (main, cntrl_c): Wrap calls to sim_resume in a SIGINT
2432         handler that calls sim_stop ().  Simulators may still be
2433         establishing their own handler.
2434
2435         * sim-events.c (sim_events_poll): Rename from
2436         sim_events_at_large_int.  Poll IO.
2437
2438         * sim-io.c (sim_io_poll_quit): New function - pass on a polling
2439         request.
2440
2441         * callback.c (os_poll_quit): New function poll for quit signal
2442         where needed.
2443         (default_callback): Include magic number.
2444
2445 Thu Apr 17 02:25:11 1997  Doug Evans  <dje@canuck.cygnus.com>
2446
2447         * aclocal.m4: Check for headers time.h, sys/time.h, sys/resource.h.
2448         Check for functions getrusage, time.
2449         * sim-basics.h (SIM_ELAPSED_TIME): New typedef.
2450         (sim_elapsed_time_get, sim_elapsed_time_since): Add prototypes.
2451         * sim-utils.c: #include time.h, sys/time.h, sys/resource.h if able.
2452         (sim_elapsed_time_get, sim_elapsed_time_since): New functions.
2453
2454         * sim-utils.c (sim_copy_argv, sim_analyze_program): New functions.
2455
2456         * sim-options.c, sim-options.h: New files.
2457         * sim-config.h (WITH_DEBUG): Provide default value of zero.
2458         * Make-common.in (nrun.o): Add rules for.
2459         * nrun.c: New file.
2460
2461         * run.c (main): Check return value of sim_open.
2462
2463         * Make-common.in (sim-options.o, sim-load.o, sim-trace.o): Add rules.
2464         (sim_main_headers): Add sim-trace.h.
2465         * run.c (exec_bfd, target_byte_order): Delete.
2466         (main): Pass -E <endian> to sim_open.  Delete code to load sections,
2467         call sim_load instead.  Check return code of sim_create_inferior.
2468         * sim-base.h (CURRENT_STATE): Define.
2469         (sim_state_base): Make typedef.  New members options, prog_argv,
2470         prog_bfd, text_{section,start,end}, start_addr, simcache_size,
2471         mem_size, memory [+ corresponding access macros].
2472         (sim_cpu_base): New typedef.
2473         * sim-trace.h: New file.
2474         * sim-trace.c: New file.
2475         * sim-basics.h: #include it.
2476         * sim-load.c: New file.
2477
2478 Tue Apr 15 15:10:13 1997  Ian Lance Taylor  <ian@cygnus.com>
2479
2480         * Make-common.in (INSTALL): Set to @INSTALL@.
2481         (INSTALL_XFORM, INSTALL_XFORM1): Remove.
2482         (install-common): Depend upon installdirs.  Use
2483         $(program_transform_name) directly, rather than using
2484         $(INSTALL_XFORM).
2485         (installdirs): New target.
2486         * Makefile.in (INSTALL): Set to @INSTALL@.
2487         (INSTALL_XFORM, INSTALL_XFORM1): Remove.
2488         (install-man): Depend upon installdirs.  Use
2489         $(program_transform_name) directly, rather than using
2490         $(INSTALL_XFORM).
2491         (installdirs): New target.
2492
2493 Tue Apr 15 15:08:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2494
2495         * sim-assert.h (SIM_ASSERT, ASSERT): Allow these macros to
2496         be overriden.
2497
2498 Wed Apr  9 16:06:44 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2499
2500         * sim-basics.h: Only bring in config.h and tconfig.h if
2501         HAVE_CONFIG_H.
2502
2503 Mon Apr  7 11:39:45 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2504
2505         * sim-config.h (WITH_TARGET_WORD_MSB): New Macro. Define the bit
2506         numbering convention of the target.
2507         * sim-config.c (print_sim_config): Print WITH_TARGET_WORD_BITSIZE
2508         and WITH_TARGET_WORD_MSB.
2509         (sim_config): When possible, check for consistency with bitsize
2510         and msb.
2511
2512         * sim-bits.h: Allow MSB to be other than zero.
2513         * sim-bits.c: Ditto.
2514         * sim-n-bits.h: Ditto.
2515
2516         * sim-bits.h (MSMASK*): New macros - converce to LSMASK*.
2517         * sim-n-bits.h (MSMASKEDn): Ditto.
2518
2519 Mon Apr 14 16:29:21 1997  Ian Lance Taylor  <ian@cygnus.com>
2520
2521         * Makefile.in (INSTALL): Change install.sh to install-sh.
2522
2523 Mon Apr  7 10:46:38 1997  Doug Evans  <dje@canuck.cygnus.com>
2524
2525         * sim-base.h (sim_state_base): Move `magic' to end of struct.
2526
2527 Mon Apr  7 15:53:21 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2528
2529         * run.c (main): Check that a program to run was specified.
2530
2531 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2532
2533         * aclocal.m4 (AC_TYPE_SIGNAL): Add check.
2534
2535         * configure: Regenerated to track ../common/aclocal.m4 changes.
2536         * config.in: Ditto.
2537
2538 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
2539
2540         * sim-endian.h: Move host {LITTLE,BIG}_ENDIAN support from here,
2541         * sim-config.h: To here.
2542
2543         * Make-common.in (SIM_EXTRA_DEPS): New config var.
2544         (sim_main_headers): Define.
2545         (sim-*.o): Depend on $(SIM_EXTRA_DEPS).
2546 start-sanitize-d30v
2547         (BUILT_SRC_FROM_COMMON): Move here from ../d30v/Makefile.in.
2548 end-sanitize-d30v
2549         (clean): Use it.
2550         (sim-utils.o): Add rule for.
2551         * sim-utils.o: New file.
2552         * sim-basics.h: #include sim-base.h.
2553         (zalloc): Make argument unsigned long.
2554         * sim-base.h: New file.
2555         * sim-inline.h (SIM_IO support): Delete.
2556         * sim-io.h: Delete inline support.
2557         * sim-io.c: Likewise.  sim-state.h renamed to sim-main.h.
2558         * sim-config.c: sim-state.h renamed to sim-main.h.
2559         * sim-core.c: Likewise.
2560         * sim-events.c: Likewise.
2561
2562         * run.c (main): Pass SIM_OPEN_STANDALONE to sim_open.
2563
2564         * aclocal.m4: Check for stdlib.h, string.h, strings.h, unistd.h.
2565         (sim-debug): Allow arguments.  Define WITH_DEBUG in addition to
2566         -DDEBUG.
2567         * configure: Regenerated to track ../common/aclocal.m4 changes.
2568
2569 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
2570
2571         * configure: Regenerated to track ../common/aclocal.m4 changes.
2572
2573 Wed Apr  2 11:08:11 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2574
2575         * sim-config.h (WITH_ALIGNMENT, WITH_FLOATING_POINT,
2576         WITH_XOR_ENDIAN, WITH_SMP, WITH_RESERVED_BITS): Assume that these
2577         are defined by the configure.
2578
2579         * aclocal.m4 (sim-stdio): Add option stdio from ../ppc configure.
2580
2581         * aclocal.m4 (floating-point, xor-endian, alignment, smp,
2582         reserved-bits): Always define.
2583
2584         * sim-config.h, sim-config.c (sim_config): New function - and new
2585         file - co-ordinate the setting/checking of the common simulator
2586         configuration options.
2587
2588         * Make-common.in (sim-config.o): Add rule.
2589
2590 Fri Mar 28 15:32:00 1997  Mike Meissner  <meissner@cygnus.com>
2591
2592         * callback.c (os_{,e}vprintf_filtered): Change stdarg type to
2593         va_list from void *, since va_list might not be a pointer type.
2594
2595 Mon Mar 24 15:27:12 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2596
2597         * sim-n-endian.h (offset_N): Correct assertion - word and sub word
2598         in wrong order.
2599         (offset_N): Correct computation of LE offset.
2600
2601         * sim-io.c (sim_io_error): Include a new line when reporting
2602         errors.
2603
2604         * sim-assert.h (SIM_FILTER_PATH): Out by one when locating last
2605         `/'.
2606
2607 Thu Mar 20 22:31:06 1997  Jeffrey A Law  (law@cygnus.com)
2608
2609         * run.c: Include alloca-conf.h.
2610
2611         * callback.c (os_evprintf_filtered): Fix typo.
2612
2613 Fri Mar 21 13:36:20 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2614
2615         * run.c (string.h, strings.h, stdlib.h): Include.
2616
2617         * sim-events.c (sim_events_tick): Recent cleanup failed to return
2618         0 when nothing pending.
2619
2620         * run.c (sim_size, sim_trace): Plicate GCC - these two functions
2621         will soon be going away.
2622         (getopt): Plicate GCC.
2623
2624         * sim-endian.c (sim-io.h): Plicate GCC.
2625         * sim-bits.c (sim-io.h): Ditto.
2626         * sim-n-bits.h (ROTn): Ditto.
2627
2628         * sim-io.c (sim_io_error): Correct check for NULL.
2629
2630         * sim-assert.h (SIM_FILTER_PATH): Separate out the code filtering
2631         the __FILE__.
2632         * sim-events.c: Use SIM_FILTER_PATH to filter out the filename
2633         path.
2634
2635 Wed Mar 19 01:12:06 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2636
2637         * aclocal.m4 (SIM_AC_OPTION_*: Move so that they are outside of
2638         SIM_AC_COMMON - SIM_AC_COMMON was gobling arguments.
2639
2640 Tue Mar 18 20:48:12 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2641
2642         * sim-alu.h: Include sim-xcat.h.
2643
2644 Tue Mar 18 13:58:18 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2645
2646         * Make-common.in (sim-bits.c, sim-core.c, sim-endian.c,
2647         sim-events.c, sim-inline.c, sim-io.c): Define rules for building
2648         these.
2649
2650         * sim-events.c (sim_events_at_large_int): New function.  Just
2651         schedules an event every large-int ticks.
2652         (sim_events_init): Call.
2653         (sim_events_tick, sim_events_process): Move async handing to
2654         sim_events_process.  Move timer decrement so that it occures after
2655         events have been processed.
2656
2657         * sim-basics.h (struct _engine): Remove declaration.
2658
2659         * sim-events.h, sim-events.c: Rename type to sim_events.  Prefix
2660         everything with same.  Rename global struct to SIM_DESC.
2661         * sim-core.h, sim-core.c, sim-n-core.c: Ditto for sim_core.
2662         * sim-io.h, sim-io.c: Ditto.
2663
2664         * sim-assert.h: New file. Optional assertion checking macros.
2665         * sim-io.c (sim_io_error): Make just this function tolerant to
2666         null pointers.
2667
2668         * sim-xcat.h: New file. Define concatenate macros.
2669         * sim-basics.h (XCONCAT*): Move to sim-xcat.h.
2670         * sim-n-core.h, sim-n-bits.h, sim-n-endian.h: Explicitly include
2671         concat macros.
2672
2673
2674 Tue Mar 18 12:44:55 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2675
2676         * sim-bits.h (LSMASK): New macro. Create mask of LS bits.
2677
2678 Mon Mar 17 18:10:05 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2679
2680         * sim-inline.h: Add definitions for sim-types.
2681         (ALL_BY_MODULE): New macro, encapsulate full inlining by the
2682         module.
2683
2684 Mon Mar 17 15:38:27 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2685
2686         * sim-events.h: Remove defunct reference to callback struct.
2687
2688 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2689
2690         * configure: Re-generate.
2691
2692 Mon Mar 17 15:04:47 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2693
2694         * Make-common.in (CSEARCH): Do not include the gdb directory in
2695         the search path.
2696
2697 Mon Mar 17 13:16:26 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2698
2699         * Make-common.in (SIM_ENDIAN, SIM_HOSTENDIAN, SIM_INLINE,
2700         SIM_WARNING): Drop, requiring the simulator specific Makefile.in
2701         to explicitly incorporate these.
2702
2703         * aclocal.m4 (--enable-sim-alignment); New option. Strongly
2704         specify the alignment restrictions of the target architecture -
2705         without this option all alignment restrictions are accomodated.
2706         (--enable-sim-assert): New option.  Conditionally compile in
2707         assertion statements.
2708         (--enable-sim-float): New option. Strongly specify the target's
2709         floating point support.
2710         (--enable-sim-hardware): New option.  Specify the hardware devices
2711         included in the simulation.
2712         (--enable-sim-packages): New option.  Specify the hardware
2713         packages included in the simulation.
2714         (--enable-sim-regparm): New option.  Specify that parameters be
2715         passed in registers instead of on the stack.
2716         (--enable-sim-reserved-bits): New option. Specify that reserved
2717         bits within an instruction are are correctly set.
2718         (--enable-sim-smp): New option. Specify the level of SMP support
2719         to be included in the simulator.
2720         (--enable-sim-stdcall): New option.  Specify an alternative
2721         function call convention.
2722         (--enable-sim-xor-endian): New option.  Configure xor-endian
2723         support used by some targets to implement bi-endian support.
2724
2725 Fri Mar 14 19:51:21 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2726
2727         * aclocal.m4 (--enable-sim-hostendian): New option.  Allow the
2728         host endianness to be overridden.
2729         (--enable-sim-endian): Allow the target platform's byte order
2730         to be overridden.
2731         (--enable-sim-inline): Control the inlining of common components.
2732         (--enable-sim-bswap): For compatibility, also define WITH_BSWAP.
2733         (--enable-sim-warnings): Enable additional GCC compiler checks.
2734         * Make-common.in (SIM_ENDIAN, SIM_HOSTENDIAN, SIM_INLINE,
2735         SIM_WARNINGS): Add.
2736
2737         * sim-n-core.h, sim-n-bits.h, sim-n-endian.h: Rename from
2738         sim-*-n.h so that the names are uniq on dos machines
2739         * sim-core.c, sim-bits.c, sim-endian.c: Update.
2740
2741 Thu Mar 13 12:32:42 1997  Doug Evans  <dje@canuck.cygnus.com>
2742
2743         * run.c: #include "libiberty.h".
2744         (main): New locals sd,no_args,sim_argv.
2745         Run buildargv on -a option.  Pass argv to sim_open, argv[0]
2746         is program name.  Update call to sim_set_callbacks.
2747         Record result of sim_open, pass to other sim_foo routines.
2748
2749 Thu Mar 13 10:24:05 1997  Michael Meissner  <meissner@cygnus.com>
2750
2751         * callback.c (os_printf_filtered): Do not call exit(1) or print a
2752         final newline.
2753
2754 Thu Mar  6 15:50:28 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2755
2756         * callback.c: Add os_flush_stdout and vprintf_filtered callbacks.
2757         Route stdout through buffered IO.
2758
2759         * callback.c: Add os_flush_stderr, os_write_stderr,
2760         os_evprintf_filtered functions to route error output through
2761         stderr.
2762
2763         * sim-io.h, sim-io.c (sim_io_flush_stderr, sim_io_flush_stdout):
2764         Correct return type - should be void.
2765
2766 Fri Mar  7 20:14:37 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2767
2768         * sim-basics.h: Clean up.  Many macro's moved to sim-inline.h.
2769
2770         * sim-config.h: Ditto.  For some options - eg WITH_DEVICES - do
2771         not provide a default value as undefined indicates disable code.
2772
2773 Thu Mar  6 15:50:28 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2774
2775         * sim-core.h, sim-core-n.h, sim-core.c: Borrow code from ppc
2776         directory.
2777         * sim-events.h, sim-events.c: Ditto.
2778         * sim-io.h, sim-io.c: Ditto.
2779
2780 Tue Mar  4 09:35:56 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2781
2782         * sim-alu.h (ALU_SUB_CA, ALU*_SUB_CA): New alu operation.
2783
2784         * sim-bits.h, sim-bits-n.h, sim-bits.c (LSMASKED*): New macro's
2785         extract the tail or least signifiant bits from an integer of the
2786         specified size.
2787
2788         * sim-bits.h, sim-bits.c: Clean up conditionally compiled #if
2789         WITH_TARGET_BITSIZE so that the compilation will fail when an
2790         unsupported bitsize value is defined.
2791
2792         (INSERTED*): Convert to functions.
2793         (EXTRACTED*): Ditto.
2794
2795         (SIGN_EXTEND, SEXT): Change to more terse name.
2796
2797 Tue Mar  4 09:35:56 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2798
2799         * sim-inline.h: Allow explicit control over which .c files will be
2800         included by their header.
2801
2802         * sim-inline.h: Allow explicit control over which .c files use the
2803         alternative - REGPARM - parameter passing mechanism.
2804
2805         * sim-inline.h, sim-inline.c: Don't attempt to include any of
2806         icache.c, idecode.c, semantics.c or support.c.  Those names are
2807         not generally applicable.
2808
2809 Thu Feb 27 10:17:23 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2810
2811         * sim-bits.c, sim-bits-n.h (new): Split sim-bits.c into two parts
2812         in a fashion similar to sim-endian-n.
2813
2814         * sim-endian.h: (H_word, L_word, AL_*, VL_*): Extend to include
2815         both value and address macro's.
2816
2817 Tue Feb 25 18:51:57 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2818
2819         * sim-alu.h (ALU16_BEGIN, ALU16_SET, ...): Fill in.
2820
2821         * sim-endian.h (L_word, H_word): Replace MS2W_4, LS2W_4 with more
2822         generic L_word, H_word macro's.
2823
2824 Thu Feb 20 18:36:55 1997  Andrew Cagney  <cagney@critters.cygnus.com>
2825
2826         * sim-basics.h: Borrow code from ppc directory.
2827         * sim-bits.c: Ditto.
2828         * sim-bits.h: Ditto.
2829         * sim-config.h: Ditto.
2830         * sim-endian-n.h: Ditto.
2831         * sim-endian.c: Ditto.
2832         * sim-endian.h: Ditto.
2833         * sim-inline.c: Ditto.
2834         * sim-inline.h: Ditto.
2835         * sim-types.h: Ditto.
2836
2837 Wed Feb 19 12:40:50 1997  Andrew Cagney  <cagney@critters.cygnus.com>
2838
2839         * sim-alu.h (ALU_SET16, ALU_SET32, ALU_SET64, etc): Make available
2840         all the ALU size alternatives and then auto-configure a default.
2841
2842         * sim-alu.h: Copy ppc/idecode_expression.h.
2843
2844 Mon Feb 17 10:44:18 1997  Andrew Cagney  <cagney@critters.cygnus.com>
2845
2846         * bits.h, bits.c (SIGN_EXTEND32, SIGN_EXTEND64): New functions,
2847         sign extend a bit within a value.
2848
2849         * sim-endian.h, sim-endian-n.h (offset_N): New functions - return
2850         a pointer into the middle of a host word.
2851         * sim-endian.h (MS2W_4, LS2W_4): Use this function.
2852
2853 Tue Feb 11 13:46:49 1997  Michael Meissner  <meissner@tiktok.cygnus.com>
2854
2855         * callback.c: If HAVE_CONFIG_H is defined, include config.h from
2856         autoconf.  If HAVE_UNISTD_H is defined, include unistd.h to get
2857         appropriate definitions of read, write, etc.  Add prototype for
2858         system.
2859
2860 Tue Feb  4 13:24:44 1997  Doug Evans  <dje@canuck.cygnus.com>
2861
2862         * Makefile.in (libcommon.a): Delete.
2863         (callback.o,targ-map.o): Delete, moved to Make-common.in.
2864         (gentmap,targ-vals.h,targ-map.c): Likewise.
2865         (run-autoconf): Delete.
2866         * aclocal.m4 (SIM_AC_OUTPUT): Redo creation of Makefile.
2867         (common makefile fragment): Moved back into ...
2868         * Make-common.in: Resurrect.
2869         * configure.in (AC_LINK_FILES): Delete, unnecessary now.
2870         * configure: Regenerated.
2871
2872 Fri Jan 31 07:16:49 1997  Doug Evans  <dje@canuck.cygnus.com>
2873
2874         * aclocal.m4 (SIM_AC_COMMON): Move COMMON_MAKEFILE_FRAG from here.
2875         (SIM_AC_OUTPUT): To here.
2876
2877 Fri Jan 24 10:37:17 1997  Stu Grossman  (grossman@critters.cygnus.com)
2878
2879         * aclocal.m4 (COMMON_MAKEFILE_FRAG):  Quote a couple of $'s in
2880         comments and single quotes.  Fixes a problem found on hpux.
2881
2882 Thu Jan 23 13:35:03 1997  Stu Grossman  (grossman@critters.cygnus.com)
2883
2884         * aclocal.m4:  Remove Make-common.in from dependencies.
2885         * (distclean):  Remove targ-vals.def.
2886
2887         * aclocal.m4 (SIM_AC_COMMON):  Move contents of Make-common.in
2888         into here.  Makes insertion into makefiles easier.  Also, change
2889         the way that callback.o, gentmap, targ-vals.h, targ-map.c,
2890         targ-map.o, and run are built.  They are now built in the
2891         individual simulator directories, taking sources from ../common as
2892         necessary.  This replaces the merging of libcommon.a into
2893         linsim.a, which was problematic for the WinGDB build process.
2894         * run.c:  Include config.h from . instead of ../common.
2895         * Make-common.in:  Remove.  It's no longer necessary.
2896
2897 Mon Dec 16 15:02:33 1996  Ian Lance Taylor  <ian@cygnus.com>
2898
2899         * Make-common.in (ALL_CLAGS): Put CFLAGS at the end.
2900         (.c.o): Put $(ALL_CFLAGS) before the file being compiled.
2901
2902 Wed Dec 11 11:30:58 1996  Jim Wilson  <wilson@cygnus.com>
2903
2904         * run.c (main): Set target_byte_order before call to sim_open.
2905
2906 Sun Dec  8 18:22:06 1996  Doug Evans  <dje@canuck.cygnus.com>
2907
2908         * callback.c: #include <stdlib.h>
2909         (os_error): New function.
2910         (default_callback): Add os_error.
2911
2912 Mon Nov 25 19:44:35 1996  Doug Evans  <dje@canuck.cygnus.com>
2913
2914         * Make-common.in (Makefile): Set CONFIG_HEADERS="".
2915         * aclocal.m4: Mark the fact that --enable-sim-bswap isn't host
2916         specific.
2917         (SIM_AC_OUTPUT): Don't build Makefile if CONFIG_FILES="".
2918
2919 Wed Nov 20 01:11:04 1996  Doug Evans  <dje@canuck.cygnus.com>
2920
2921         * run.c: #include ../common/config.h, tconfig.h.
2922         (myname): New static global.
2923         (main): Recognize new options -a, -c.  Also recognize -h if h8/300.
2924         Only process -c ifdef SIM_HAVE_SIMCACHE.
2925         Only process -p/-s ifdef SIM_HAVE_PROFILE.
2926         Parse program name from argv[0] and use in error messages.
2927         Pass sim_args to sim_open.  Pass prog_args to sim_create_inferior.
2928         Add support for incomplete h8/300 termination indicators.
2929         (usage): Make more verbose.
2930         * aclocal.m4,config.in,tconfig.in,configure.in,configure: New files.
2931         * Makefile.in,Make-common.in,callback.c: New files.
2932         * nltvals.def,gentmap.c,gentvals.sh: New files.
2933
2934 Tue Nov 12 13:34:00 1996  Dawn Perchik  <dawn@cygnus.com>
2935
2936         * run.c: Include stdarg.h if __STDC__.
2937
2938 Tue Oct 15 11:16:31 1996  Jeffrey A Law  (law@cygnus.com)
2939
2940         * run.c (main): Don't print out anything if the signal
2941         number is zero (ie no signal).
2942
2943 Tue Oct 15 11:20:44 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
2944
2945         * run.c (main): Print out if the program raised a signal.
2946
2947 Wed Sep 18 09:52:14 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
2948
2949         * run.c (exec_bfd): Rename from sim_bfd, to use the gdb name.
2950         (main): Ditto.
2951
2952 Tue Sep 17 11:04:50 1996  James G. Smith  <jsmith@cygnus.co.uk>
2953
2954         * run.c (main): Explicitly cast malloc() parameter.
2955
2956 Thu Sep 12 11:27:21 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
2957
2958         * run.c (sim_bfd): New global to hold the bfd pointer for the
2959         executable.
2960         (main): Initialize sim_bfd.
2961
2962 Fri Dec 15 16:27:49 1995  Ian Lance Taylor  <ian@cygnus.com>
2963
2964         * run.c (main): Use new bfd_big_endian macro.
2965
2966 Wed Nov  8 15:49:49 1995  James G. Smith  <jsmith@pasanda.cygnus.co.uk>
2967
2968         * run.c (main): Removed SH specific comments, so source is
2969         generic. Also updated to only load relevant sections. Moved
2970         sim_open() to after callback attach (to match GDB).
2971
2972         * run.1: Removed SH specific comments.
2973
2974 Sat Oct 21 12:31:01 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
2975
2976         * run.c (main): Always return sigrc at end.
2977
2978 Tue Oct 10 12:03:13 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
2979
2980         * run.c (main): Print error diagnostic and exit if bfd_openr() or
2981         bfd_check_format() fails.
2982
2983 Thu Sep 28 15:40:36 1995  steve chamberlain  <sac@slash.cygnus.com>
2984
2985         * run.c, run.1: From sh directory.
2986
2987