sim/common/ChangeLog

   1 Mon May 25 18:55:35 1998  Andrew Cagney  <cagney@b1.cygnus.com>
   2
   3         * dv-core.c: Include hw-main.h and sim-main.h.
   4         * dv-pal.c: Include hw-main.h and sim-io.h.
   5         * dv-glue.c: Include hw-main.h.
   6
   7         * hw-main.h: New file.  Move list of includes to here.
   8         * hw-base.h: From here.
   9         * Make-common.in (hw_base_headers): Rename to hw_main_headers.
  10         (hw-*.o, dv-*.o): Update.
  11         * hw-tree.c, hw-base.c, hw-properties.c, hw-ports.c, hw-device.c,
  12         hw-events.c, hw-alloc.c, sim-hw.c: Include hw-main.h instead of
  13         sim-main.h.
  14
  15         * hw-base.h (do_hw_attach_regs, do_hw_poll_read_method,
  16         do_hw_poll_read): Move declarations from here.
  17         * hw-main.h: To here.
  18
  19         * hw-base.h (struct hw_device_descriptor, hw_finish_callback):
  20         Move from here.
  21         * hw-main.h (struct hw_descriptor, hw_finish_method): To here,
  22         rename.
  23         * Make-common.in (hw-config.h): Update
  24         * hw-base.c, dv-pal.c, dv-glue.c: Update
  25
  26         * dv-glue.c, hw-device.h, hw-base.h, hw-ports.c: Rename
  27         `*_callback' to `*_method.
  28
  29 Mon May 25 18:41:18 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  30
  31         * hw-base.h (set_*): Move set method macros from here.
  32         * hw-device.h: To here.
  33
  34 Mon May 25 18:21:38 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  35
  36         * hw-base.h (create_hw_property_data, delete_hw_property_data):
  37         Declare.
  38
  39         * hw-base.c (hw_create, hw_delete): Call
  40         * hw-properties.c (create_hw_property_data,
  41         delete_hw_property_data): Define.
  42
  43 Mon May 25 17:40:46 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  44
  45         * hw-device.c, hw-properties.c: Include hw-base.h
  46
  47         * hw-alloc.h, hw-alloc.c: New files. Move alloc code to here.
  48         * hw-device.c: From here.
  49         * hw-base.h: Include "hw-events.h".
  50
  51         * hw-base.h (create_hw_alloc_data, delete_hw_alloc_data): Declare.
  52         * hw-base.c (hw_create, hw_delete): Call.
  53         * hw-alloc.c (create_hw_alloc_data, delete_hw_alloc_data): Define.
  54
  55         * Make-common.in (SIM_NEW_COMMON_OBJS): Add hw-alloc.o.
  56         (hw-alloc.o): New target.
  57
  58 Mon May 25 17:14:27 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  59
  60         * hw-events.h, hw-events.c: New files.  Move event code to here.
  61         * sim-hw.c: From here.
  62         * hw-base.h: Include "hw-events.h".
  63         * Make-common.in (SIM_NEW_COMMON_OBJS): Add hw-events.o.
  64         (hw-events.o): New target.
  65
  66         * hw-device.h (struct hw): Add struct hw_event_data events_of_hw.
  67         * hw-events.h (struct hw_event): Replace typedef hw_event.
  68
  69         * hw-base.h (create_hw_event_data, delete_hw_event_data): Declare.
  70         * hw-base.c (hw_create, hw_delete): Call.
  71         * hw-events.c (create_hw_event_data, delete_hw_event_data): Define.
  72
  73         * dv-pal.c: Update.
  74
  75 Mon May 25 16:55:16 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  76
  77         * hw-base.c (panic_hw_port_event, empty_hw_ports): Move from here.
  78         * hw-ports.c: To here.
  79
  80         * hw-base.h, hw-ports.c (create_hw_port_data,
  81         delete_hw_port_data): New functions.
  82         * hw-base.c (hw_delete, hw_create): Call same.
  83
  84         * hw-base.h (set_hw_ports, set_hw_port_event): Move set functions
  85         from here.
  86         * hw-ports.h: To here.
  87
  88 Mon May 25 16:42:48 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  89
  90         * hw-device.c (hw_ioctl), hw-device.h (hw_ioctl_callback): Drop
  91         PROCESSOR and CIA arguments.
  92
  93 Fri May 22 12:16:27 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  94
  95         * aclocal.m4 (SIM_AC_OPTION_HW): Add enable / disable argument.
  96         Move common object files from here.
  97         * Make-common.in (SIM_COMMON_HW_OBJS): To here.
  98
  99 Thu May 21 17:57:16 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 100
 101         * sim-hw.c: Include ctype.h.
 102         (do_hw_poll_read): Do not assume EAGAIN.
 103
 104 Wed May 20 04:37:57 1998  Doug Evans  <devans@seba.cygnus.com>
 105
 106         * cgen-trace.c (first_insn_p): New static local.
 107         (trace_insn_init): Set it.
 108         (trace_insn_fini): Use TRACE_PREFIX.
 109         (trace_insn): Rewrite to use trace_prefix.
 110         * sim-trace.c (trace_prefix): Don't print filename arg if NULL.
 111         Adjust width accordingly.
 112
 113         * sim-profile.h (PROFILE_DATA): New member profile_any_p.
 114         (PROFILE_ANY_P,PROFILE_INSN_P,PROFILE_MEMORY): New macros.
 115         (PROFILE_SCACHE_P,PROFILE_PC_P,PROFILE_CORE_P): New macros.
 116         (PROFILE_COUNT_INSN,PROFILE_COUNT_READ,PROFILE_COUNT_WRITE): Simplify.
 117         (PROFILE_COUNT_CORE): Simplify.
 118         * sim-profile.c (profile_option_handler): Compute profile_any_p.
 119
 120 Tue May 19 23:55:30 1998  Doug Evans  <devans@seba.cygnus.com>
 121
 122         * cgen-ops.h (ADDCFSI): Fix typo.
 123
 124 Sat May 16 12:44:52 1998  Doug Evans  <devans@seba.cygnus.com>
 125
 126         * cgen-sim.h (CGEN_CPU): New members idesc_{read,sem}_init_p.
 127         * genmloop.sh: Use them rather than static locals.
 128
 129         * sim-engine.c (sim_engine_set_run_state): New function.
 130         * sim-engine.h (sim_engine_set_run_state): Declare.
 131         * genmloop.sh (pending_reason,pending_sigrc): New static locals.
 132         (@cpu@_engine_stop): New args reason,sigrc.  All callers updated.
 133         (engine_resume): Reorganize.  Allow synchronous exit from main loop.
 134
 135 Fri May 15 16:06:05 1998  Doug Evans  <devans@seba.cygnus.com>
 136
 137         * cgen-trace.c (trace_insn_init): New arg first_p.
 138         All callers updated.
 139         (trace_insn_fini): New arg last_p.  All callers updated.
 140         * cgen-trace.h (trace_insn_init,trace_insn_fini): Update.
 141         (TRACE_INSN_INIT,TRACE_INSN_FINI): Update.
 142         * genmloop.sh (engine_resume): Update.
 143
 144 Fri May 15 15:59:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 145
 146         * Make-common.in (install-common): Run ranlib on installed copy of
 147         libsim.a.
 148
 149 Fri May 15 15:03:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 150
 151         * Make-common.in (install-common): Rename and install libsim.a.
 152
 153 Tue May 12 15:23:57 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 154
 155         * sim-io.c (unistd.h): Include.
 156
 157 Wed May  6 16:04:18 1998  Doug Evans  <devans@seba.cygnus.com>
 158
 159         * Make-common (sim_main_headers): Sort.
 160         (cgen-*.o): Add cgen-sim.h dependency.
 161
 162         * cgen-scache.c (scache_init): Only allocate space if scache element
 163         size is non-zero.
 164         (scache_flush,scache_print_profile): Check if scache in use first.
 165
 166         * cgen-sim.h (IDESC): Provide forward declaration.
 167         (DECODE): Delete.
 168         (CGEN_CPU): Always define scache member.  New members idesc,opcode.
 169         (cgen_cpu_max_extra_bytes): Declare.
 170         * cgen-utils.c (cgen_cpu_max_extra_bytes): New function.
 171
 172         * cgen.sh: s/@arch@/${arch}/ for cpu files.
 173
 174         * sim-cpu.h: New file.  sim_cpu_base moved here.
 175         Move sim_cpu_lookup decl here.
 176         * sim-base.h: #include "sim-cpu.h".
 177         * sim-cpu.c: New file.
 178         * Make-common (sim_main_headers): Add sim-cpu.h.
 179         (sim-cpu.o): Add rule for.
 180
 181         * sim-model.c (set_model): Delete.
 182         (sim_model_set,model_set): New functions.
 183         (sim_model_install): Renamed from model_install.
 184         Don't set default model here.
 185         (model_option_handler): Rewrite --model processing.
 186         (sim_model_lookup,sim_mach_lookup): New functions.
 187         * sim-model.h (MAX_MODELS,MAX_INSNS): Delete.
 188         (insn_timing): Delete.
 189         (INSN_TIMING): New member `num'.
 190         (IMP_PROPERTIES): Always define scache_elm_size member.
 191         (MACH): New member init_cpu.
 192         (sim_machs): Renamed from machs.
 193         (sim_model_install): Renamed from model_install.
 194         (sim_model_set,sim_model_lookup,sim_mach_lookup): Declare.
 195         * sim-module.c (modules): Update.
 196
 197         * sim-profile.c (profile_print_insn): Add cpu arg to INSN_NAME macro.
 198
 199         * sim-io.c: #include <errno.h>.
 200
 201 Wed May  6 12:39:15 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 202
 203         * dv-pal.c (struct hw_pal_device): Add reader.
 204         (hw_pal_finish): Initialize reader.
 205         (scan_hw_pal): Use reader.
 206
 207         * hw-base.h, sim-hw.c (do_hw_poll_read): New function.
 208         (HW_IO_EOF, HW_IO_NOT_READY): Define.
 209         * dv-pal.c: Use.
 210
 211         * sim-io.h, sim-io.c (sim_io_poll_read): New function.  Copy from
 212         ../ppc/main.c sim_io_read_stdin.
 213
 214 Fri May  1 12:11:02 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 215
 216         * hw-tree.h (hw_tree_print): Paramaterize with print and file
 217         arguments.
 218         * hw-tree.c: Update.
 219
 220         * hw-base.h (hw_port_event_callback): Delete CPU/CIA args.
 221         * hw-device.h (hw_io_read_buffer, hw_io_write_buffer): Delete
 222         CPU/CIA args.
 223         * hw-ports.h (hw_port_event): Ditto.
 224         * hw-ports.c (hw_port_event): Update.
 225         * hw-base.c (panic_hw_io_read_buffer, panic_hw_io_write_buffer):
 226         Update.
 227         * dv-pal.c (hw_pal_io_read_buffer, hw_pal_io_write_buffer):
 228         Update.
 229         (hw_pal_io_write_buffer): Call hw_halt not sim_engine_halt.
 230         (do_counter_event): Update.
 231         * dv-glue.c (hw_glue_io_read_buffer): Update.
 232         (hw_glue_port_event): Update.
 233
 234         * hw-device.h (SIM_DESC): Replace with struct sim_state.
 235         * hw-base.h (hw_create): Ditto.
 236         * hw-base.c (hw_create): Ditto.
 237
 238         * hw-device.c (hw_abort, hw_trace, hw_hw_event_queue_schedule,
 239         hw_event_queue_deschedule, hw_event_queue_time): Delete, moved
 240         from here to.
 241         * sim-hw.c: Here.
 242         * hw-device.h (hw_system_cpu): Declare.
 243         * sim-hw.c (hw_system_cpu): New function.
 244
 245         * sim-core.c (sim_core_map_attach, sim_core_attach): Call
 246         sim_hw_abort not hw_abort.
 247         (sim-hw.h): Include.
 248         (sim_core_read_buffer, sim_core_write_buffer): Call
 249         sim_hw_io_read_buffer and sim_hw_io_write_buffer. Do not pass CPU
 250         argument.
 251         (sim_core_set_xor): Do not pass CPU when aborting.
 252
 253         * sim-n-core.h (sim_core_read_aligned_N,
 254         sim_core_write_aligned_N): Call sim_hw_abort not hw_abort.
 255         (sim_core_read_aligned_N, sim_core_write_aligned_N): Call
 256         sim_cpu_hw_io_read_buffer and sim_cpu_hw_io_write_buffer. Does not
 257         return length.
 258
 259         * sim-hw.h: Declare sim_hw_io_{read,write}_buffer. Declare
 260         sim_hw_print.
 261         * sim-hw.c (sim_hw_io_read_buffer, sim_hw_io_write_buffer,
 262         sim_cpu_hw_io_read_buffer, sim_cpu_hw_io_write_buffer): New
 263         functions.
 264         (sim_hw_print): New function.
 265
 266         * sim-engine.h (sim_engine_vabort): Declare.
 267         * sim-engine.c (sim_engine_vabort): New function.
 268
 269 Wed Apr 29 23:58:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 270
 271         * sim-trace.c (print_data): For floating-point numbers trace raw
 272         hex value.
 273         (trace_result_fp2): New function.
 274         * sim-trace.h (trace_result_fp2): New declaration.
 275         (TRACE_FP_RESULT2): New macro.
 276
 277 Tue Apr 28 18:28:58 1998  Geoffrey Noer  <noer@cygnus.com>
 278
 279         * common/aclocal.m4: call AM_EXEEXT in SIM_AC_COMMON, define
 280         AM_CYGWIN32 and AM_EXEEXT.
 281         * common/Make-common.in: set EXEEXT, add missing EXEEXTs
 282         to run and install-common rules.
 283         * common/configure: regenerate
 284
 285 Sat Apr 25 17:45:01 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 286
 287         * sim-types.h (cell_word): New type.
 288         (natural_cell): Delete type.
 289
 290 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 291
 292         * configure: Regenerated to track ../common/aclocal.m4 changes.
 293         * config.in: Ditto.
 294
 295 Sun Apr 26 15:25:07 1998  Tom Tromey  <tromey@cygnus.com>
 296
 297         * acconfig.h (NEED_DECLARATION_PRINTF): Removed.
 298
 299 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 300
 301         * configure: Regenerated to track ../common/aclocal.m4 changes.
 302         * config.in: Ditto.
 303
 304 Fri Apr 24 11:38:08 1998  Tom Tromey  <tromey@cygnus.com>
 305
 306         * acconfig.h: New file.
 307         * Make-common.in (top_builddir): New macro.
 308         (INTL_LIB): Removed.
 309         (INTLLIBS): New macro.
 310         (INTLDEPS): Likewise.
 311         (LIBDEPS): Use INTLDEPS.
 312         (EXTRA_LIBS): Use INTLLIBS.
 313         * aclocal.m4 (SIM_AC_COMMON): Call CY_GNU_GETTEXT.
 314         (CY_WITH_NLS, CY_GNU_GETTEXT, AM_PATH_PROG_WITH_TEST,
 315         AM_LC_MESSAGES): New macros from GNU gettext.
 316
 317 Fri Apr 24 19:57:59 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 318
 319         * sim-config.h: Discard leading _ from macros.
 320         * sim-types.h: Ditto.
 321
 322 Wed Apr 22 14:14:19 1998  Michael Meissner  <meissner@cygnus.com>
 323
 324         * Make-common.in (CSEARCH): Add -I to intl directories.
 325         (INTL_LIB): Point to libintl.a.
 326         (LIBDEPS): Add $(INTL_LIB).
 327         (EXTRA_LIBS): Ditto.
 328
 329 Tue Apr 21 12:44:27 1998  Doug Evans  <devans@canuck.cygnus.com>
 330
 331         * cgen-types.h (GETHIDI,MAKEDI): Tweak.
 332
 333         * cgen-ops.h (ADDCFSI): Fix.
 334         (SUBCFSI): Tweak.
 335
 336 Tue Apr 21 13:18:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 337
 338         * sim-types.h (signed_address, unsigned_address): Define.
 339
 340 Mon Apr 20 21:47:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 341
 342         * sim-fpu.c (sim_fpu_2d): Don't return an SNaN, convert it into a
 343         QNaN.
 344
 345 Thu Apr 16 10:30:14 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 346
 347         * sim-fpu.c, sim-fpu.h (sim_fpu_fractionto, sim_fpu_tofraction):
 348         New functions, pack / unpack sim_fpu struct using raw values.
 349         (sim_fpu_is): Differentiate between negative and positive
 350         infinity.
 351
 352 Tue Apr 14 18:49:31 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 353
 354         * sim-bits.h (EXTEND4): Define.
 355         (EXTEND4, EXTEND15, EXTEND11): Ditto.
 356
 357 Tue Apr 14 16:31:35 1998  John Metzler  <jmetzler@cygnus.com>
 358
 359         * sim-memopt.c (parse_addr): Sunos 4.5 does not hane strtol
 360         declared so we need this cast to prevent long long addresses
 361         from being misconfigures. Results in access to unmapped memory.
 362
 363 Tue Apr 14 13:19:14 1998  Doug Evans  <devans@canuck.cygnus.com>
 364
 365         * Make-common.in (RUNTESTFLAGS): Define.
 366         (check): Pass RUNTESTFLAGS to recursive make.
 367
 368 Tue Apr 14 15:09:19 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 369
 370         * sim-info.c (sim_info): Be verbose when either VERBOSE or
 371         STATE_VERBOSE_P.
 372
 373 Sat Apr  4 23:24:17 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 374
 375         * aclocal.m4 (sim-inline): By default, disable sim-inline when
 376         cross compiling.
 377
 378 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 379
 380         * aclocal.m4 (sim-cflags): Add -fomit-frame-pointer to defaults.
 381         (sim-inline): Update to match sim-inline.[hc]
 382         * configure: Regenerated to track ../common/aclocal.m4 changes.
 383
 384         * Make-common.in (sim_main_headers): Add sim-inline.h
 385
 386         * sim-bits.h (sim-bits.c): Include when H_REVEALS_MODULE_P.
 387         selected.
 388         * sim-endian.h (sim-endian.c): Ditto.
 389
 390         * sim-events.h (_SIM_EVENTS_H_): Replace with SIM_EVENTS_H.
 391         (sim_events_set_trace): Delete unused prototype.
 392
 393         * sim-core.h (_SIM_CORE_H_): Replace with SIM_CORE_H.
 394         * sim-core.c (_SIM_CORE_C_): Ditto for SIM_CORE_C.
 395
 396         * sim-fpu.h (sim-fpu.c): Include when H_REVEALS_MODULE_P.
 397         (sim_fpu_to232i, sim_fpu_to232u, sim_fpu_i232to, sim_fpu_u232to):
 398         Comment out, not yet implemented in sim-fpu.c.
 399         (sim_fpu_zero, sim_fpu_one, sim_fpu_two, sim_fpu_qnan,
 400         sim_fpu_max32, sim_fpu_max64): Mark as EXTERN_SIM_FPU.
 401
 402         * sim-inline.h: Rewrite description.
 403         (H_REVEALS_MODULE_P, C_REVEALS_MODULE_P): Define.
 404         (SIM_MAIN_INLINE): Add inline option.
 405
 406         * sim-inline.c (semantics.c, idecode.c, engine.c, ...): Do not
 407         include generated files. Handled by generator directly.
 408
 409 Sat Apr  4 01:07:06 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 410
 411         * sim-trace.c (set_trace_option_mask): Keep TRACE_ANY_P
 412         up-to-date.
 413
 414         * sim-trace.h (TRACE_ANY_P): Define.
 415         (struct _trace_data): Add trace_any_p.
 416
 417 Mon Mar 30 17:11:55 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 418
 419         * run.c (main): Handle all alternatives of enum sim_stop.
 420         (main): Delete unused `asection *s'.
 421
 422 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 423
 424         * hw-tree.h, hw-tree.c (hw_tree_vparse): New function
 425
 426         * configure: Regenerated to track ../common/aclocal.m4 changes.
 427
 428         * sim-hw.c: New file.
 429         * sim-hw.h (sim_hw_parse): Declare function.
 430         (hw-tree.h): Do not include.
 431
 432         * sim-base.h (STATE_HW): Define.
 433         (struct sim_state_base): Add member struct *hw.
 434
 435         * sim-module.c (sim-hw.h): Include.
 436         (modules): Add sim_hw_install.
 437
 438         * aclocal.m4 (sim_hw_obj): Add sim-hw.o
 439
 440 Fri Mar 27 14:55:06 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 441
 442         * sim-base.h (CPU_INDEX): Define.
 443
 444         * sim-utils.c (sim_state_alloc): Initialize.
 445         * sim-module.c (sim_post_argv_init): Ditto.
 446
 447 Thu Mar 26 10:07:57 1998  Stu Grossman  <grossman@bhuna.cygnus.co.uk>
 448
 449         * aclocal.m4 (sim_hw_obj):  Fix sed expression to generate
 450         properly formatted lists.
 451
 452 Thu Mar 26 10:37:22 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 453
 454         * dv-pal.c (enum hw_pal_address_mask): From Stu Grossman, was
 455         0x2f needs to be 0x3f.
 456
 457 Thu Mar 26 09:10:56 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 458
 459         * hw-tree.c (hw_tree_find_property): Return NULL when device is
 460         not found.
 461         (hw_tree_find_*_property): Clean up error message when property is
 462         not found.
 463
 464         * dv-pal.c (hw_pal_io_read_buffer): Check the smp property is
 465         present before looking for it.
 466
 467 Wed Mar 25 16:17:38 1998  Ian Carmichael  <iancarm@cygnus.com>
 468
 469         * aclocal.m4 (AC_CHECK_HEADERS): Add check for fpu_control.h.
 470         (AC_CHECK_FUNCS): Add check for __setfpucw.
 471         * configure: Regenerated.
 472
 473 Wed Mar 25 09:18:34 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 474
 475         * dv-pal.c (hw_pal_countdown, hw_pal_countdown_value,
 476         hw_pal_timer, hw_pal_timer_value): Define.
 477         (hw_pal_io_read_buffer, hw_pal_io_write_buffer): Add timer support
 478         (do_counter_event, do_counter_read, do_counter_value,
 479         do_counter_write): new functions.
 480
 481 Tue Mar 24 12:24:24 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 482
 483         * hw-tree.c (hw_printf): Send tree dump to stderr, same as other
 484         trace output.
 485
 486         * hw-base.c (hw_create): Stop searching for a device when one is
 487         found.
 488
 489 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 490
 491         * configure: Regenerated to track ../common/aclocal.m4 changes.
 492
 493 Mon Mar 23 10:25:08 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 494
 495         * aclocal.m4 (SIM_AC_OPTION_HARDWARE): Add second argument,
 496         appends extra devices.
 497         (SIM_AC_OPTION_HARDWARE): Substute sim_hw, a non-duplicate list of
 498         the device names.
 499
 500         * Make-common.in (hw-config.h): New target, create hw-config.h
 501         file.
 502         (SIM_HW): Definition from @sim_hw@.
 503         (hw-base.o): Depend on hw-config.h
 504
 505 Tue Mar 24 17:41:35 1998  Stu Grossman  <grossman@bhuna.cygnus.co.uk>
 506
 507         * Make-common.in:  Get SHELL from configure.
 508         * (stamp-tvals sim-inline.c):  Use $(SHELL) when invoking
 509         move-if-change.  Fixes NT native build problem.
 510         * Makefile.in (nltvals.def):   Use $(SHELL) when invoking
 511         move-if-change.  Fixes NT native build problem.
 512         * configure:  Regenerate with autoconf 2.12.1 to fix shell issues for
 513         NT native builds.
 514
 515 Sun Mar 22 16:54:40 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 516
 517         * hw-device.h, hw-device.c (hw_strdup): New function.
 518
 519         * hw-base.c (hw_create): Use hw_strdup when saving a copy of the
 520         strings name, family and args.
 521         (full_name_of_hw): Use hw_strdup when returning the full path.
 522
 523         * hw-properties.c: Clean up property not found / wrong type error
 524         messages.
 525
 526         * hw-tree.c (hw_tree_parse): Finish a devices initialization
 527         before attaching any ports.
 528
 529         * hw-base.c (hw-config.): Include.  Replace hardwired table.
 530
 531         * dv-glue.c: Copy over ../ppc/hw_glue.c.  Update to new framework.
 532
 533         * Make-common.in: Add rule for dv-glue.o.
 534
 535 Sun Mar 22 16:45:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 536
 537         * hw-base.c (hw_finish): Move setting of trace level to here.
 538         (hw_create): From here.
 539
 540         * hw-base.h, hw-base.c (do_hw_attach_regs): Copy function from
 541         ../ppc/device_table.c.
 542
 543         * dv-pal.c (hw_pal_finish): Attach PAL device to parent bus.
 544
 545         * hw-tree.c (print_properties): Supress path when printing
 546         properties of root node.
 547
 548 Sun Mar 22 16:21:15 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 549
 550         * hw-device.h (HW_TRACE): Define.
 551         (hw_trace): Declare.
 552         * hw-device.c (hw_trace): Implement function.
 553
 554         * hw-base.c (hw_create): Set hw trace level from "trace?"
 555         property.
 556
 557         * dv-core.c (dv_core_attach_address_callback): Add trace.
 558
 559         * dv-pal.c: Replace DTRACE with HW_TRACE.
 560
 561 Sun Mar 22 15:23:35 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 562
 563         * hw-device.h (HW_ZALLOC, HW_MALLOC): New macros.
 564         (hw_alloc_data): Delcare.
 565         (struct hw): Add member alloc_of_hw.
 566
 567         * hw-device.c (hw_zalloc, hw_malloc, hw_free, hw_free_all): New
 568         functions. Assocate memory with a device.
 569         (stdlib.h): Include.
 570
 571         * hw-base.h (set_hw_delete): Define.
 572         (hw_delete_callback): Declare.
 573         (hw_delete): Declare.
 574
 575         * hw-base.c (hw_delete): Implement function.
 576         (struct hw_base_data): Add member to_delete.
 577         (ignore_hw_delete): New function, does nothing.
 578         (hw_create): Set the hw_delete method.
 579         (hw_create): Allocate the base type using HW_ZALLOC before setting
 580         any methods.
 581
 582         * hw-tree.h, hw-tree.c (hw_tree_delete): New function.
 583
 584         * hw-properties.c: Replace zalloc/zfree with hw_zalloc/hw_free.
 585
 586         * hw-ports.c: Replace zalloc/zfree with hw_zalloc/hw_free.
 587         (attach_hw_port_edge): Add struct hw argument
 588
 589         * dv-pal.c (hw_pal_finish): Replace zalloc/zfree with
 590         hw_zalloc/hw_free.
 591
 592 Sun Mar 22 15:09:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 593
 594         * hw-device.h (hw_attach_address_callback,
 595         hw_detach_address_callback): Attach to a single space not a space
 596         mask. Clarify interpretation of SPACE:ADDR parameters.
 597
 598         * hw-base.c (passthrough_hw_attach_address,
 599         passthrough_hw_detach_address): Update.
 600         * dv-core.c (dv_core_attach_address_callback): Ditto.
 601         * dv-pal.c (hw_pal_attach_address): Ditto.
 602
 603 Thu Mar 19 00:41:00 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 604
 605         * sim-options.h: Document additional CPU arg to OPTION_HANDLER.
 606
 607 Wed Mar 18 14:13:02 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 608
 609         * Make-common.in (SIM_HW_OBJS, SIM_HW_SRC, SIM_DV_OBJS): Define.
 610         (hw-base_h, hw-device_h, hw-handles_h, hw-instances_h, hw_ports_h,
 611         hw-properties_h, hw-tree_h): Define, point at corresponding
 612         header.
 613         (hw_base_headers): Define list of headers included by hw-base.h
 614         (hw-base.o, hw-device.o, hw-instances.o, hw-handles.o, hw-ports.o,
 615         hw-properties.o, hw-tree.o): Specify dependencies.
 616         (dv-core.o, dv-pal.o): Ditto.
 617
 618         * sim-hw.h: New file.
 619
 620         * hw-device.h, hw-device.c, hw-properties.h, hw-properties.c,
 621         hw-ports.h, hw-ports.c: New files. Copied from ../ppc/device.[ch].
 622
 623         * hw-tree.h, hw-tree.c: New files. Copied from ../ppc/tree.[hc].
 624
 625         * hw-base.h, hw-base.c: new files.  Copied from
 626         ../ppc/device_table.[hc].
 627
 628         * dv-core.c, dv-pal.c: New files. Copied from
 629         ../ppc/hw_{core,pal}.c
 630
 631         * sim-basics.h (struct hw): Declare.
 632         (enum port_direction, enum object_disposition): Declare.
 633
 634 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 635
 636         * aclocal.m4 (SIM_AC_OPTION_HARDWARE): Set sim_hw_obj, sim_dv_obj,
 637         sim_dv_src in Makefile. Take list of devices as parameter to m4
 638         macro..
 639
 640         * configure: Regenerated to track ../common/aclocal.m4 changes.
 641
 642 Mon Mar 16 12:37:33 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 643
 644         * sim-trace.h, sim-trace.c (trace_prefix): Pass in sim_cia so that
 645         trace_prefix can abort cleanly.
 646
 647 Sat Mar 14 18:36:12 1998  Doug Evans  <devans@seba.cygnus.com>
 648
 649         * dv-sockser.c, dv-sockser.h: New files.
 650         * Make-common.in (dv-sockser.o): Add rule for.
 651         * aclocal.m4: Check for fcntl.h.
 652         * config.h: Add HAVE_FCNTL_H.
 653
 654         * sim-break.c (remove_breakpoint): Fix thinko.
 655
 656         * sim-hload.c (sim_load): Provide default value of SIM_HANDLES_LMA.
 657         Use SIM_HANDLES_LMA for lma_p arg to sim_load_file.
 658
 659 1998-03-13  Fred Fish  <fnf@cygnus.com>
 660
 661         * sim-base.h (struct sim_state_base): Add prog_syms and
 662         define macro STATE_PROG_SYMS.
 663         * sim-trace.c (trace_prefix): Add variables abfd, symsize,
 664         symbol_count, and asymbols.  Call bfd_get_symtab_upper_bound
 665         and bfd_canonicalize_symtab, to get symbol table on first use
 666         and preserve it via STATE_PROG_SYMS for future calls to
 667         bfd_find_nearest_line.
 668
 669 Wed Mar 11 14:02:47 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 670
 671         * sim-core.h, sim-core.c (sim_core_map_to_str): Delete.
 672
 673         * sim-core.c (sim_core_attach): Handle a generic number of maps -
 674         up to nr_maps, not just access_* maps.
 675
 676         * sim-profile.h (struct PROFILE_DATA): Track nr_maps different
 677         maps.
 678
 679         * sim-profile.c (profile_print_core): Make map unsigned.  Iterate
 680         over nr_maps not sim_core_nr_maps.
 681
 682         * sim-events.h, sim-events.c (sim_events_watch_core): Change
 683         core_map argument to unsigned.
 684         (struct _sim_core): Ditto for struct member core_map.
 685
 686         * sim-core.h (nr_sim_core_maps, sim_core_*_map): Delete
 687
 688         * sim-basics.h (access_io, access_*_io): Define.
 689         (map_read, map_write, map_exec, map_io): Define.
 690
 691         * sim-core.c, sim-core.h (sim_core_attach): Replace argument
 692         attach with more generic mapmask.
 693         (sim_core_{read,write}_*): Change map argument to unsigned.
 694
 695         * sim-core.c (sim_core_uninstall, sim_core_attach,
 696         sim_core_detach): Iterate over nr_maps instead of
 697         sim_core_nr_maps.
 698
 699         * sim-break.c (insert_breakpoint): Write breakpoints to exec_map
 700         instead of the write_map.
 701         (remove_breakpoint): Ditto.
 702
 703         * genmloop.sh (engine_resume_full): Replace sim_core_*_map
 704         with read_map, write_map, exec_map resp.
 705
 706         * cgen-mem.h (DECLARE_GETMEM, DECLARE_SETMEM, DECLARE_GETIMEM):
 707         Ditto.
 708
 709         * cgen-utils.c (sim_disassemble_insn): Ditto.
 710
 711         * sim-hrw.c (sim_write, sim_write): Ditto.
 712
 713         * sim-utils.h, sim-utils.c (access_to_str, map_to_str,
 714         transfer_to_str): New functions.
 715
 716 Mon Mar  9 12:50:59 1998  Doug Evans  <devans@seba.cygnus.com>
 717
 718         * sim-base.h (sim_state_base): New member environment.
 719         (STATE_ENVIRONMENT): New macro.
 720         * sim-config.c (current_environment): Delete.
 721         (sim_config_default): New function.
 722         (sim_config): Set STATE_ENVIRONMENT, not current_environment.
 723         * sim-config.h (current_environment,CURRENT_ENVIRONMENT): Delete.
 724         (sim_config_default): Add prototype.
 725         * sim-module.c (sim_pre_argv_init): Call sim_config_default.
 726         * sim-options.c (standard_option_handler, case OPTION_ENVIRONMENT):
 727         Set STATE_ENVIRONMENT, not current_environment.
 728
 729 Mon Mar  9 11:59:03 1998  Jim Wilson  <wilson@cygnus.com>
 730
 731         * sim-fpu.c (NR_GUARDS64): Change NR_PAD32 to NR_PAD64.
 732
 733 Tue Mar  3 10:53:05 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 734
 735         * sim-types.h (SIGNED32, SIGNED64): Pacify GCC.
 736
 737         * sim-alu.h (ALU64_BEGIN): Make alu64_r unsigned.
 738
 739 Mon Mar  2 10:20:06 1998  Doug Evans  <devans@seba.cygnus.com>
 740
 741         * Make-common.in (TAGS): Make smarter.
 742         * Makefile.in (TAGS): Ditto.
 743
 744 Fri Feb 27 19:09:57 1998  Doug Evans  <devans@canuck.cygnus.com>
 745
 746         * sim-module.c (*): Fix typos in assertion tests.
 747
 748 Sat Feb 28 13:54:10 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 749
 750         * sim-module.c (sim_pre_argv_init): String passed to asprintf
 751         can't be constant.
 752
 753         * sim-options.c (sim_parse_args): Ditto.
 754         (sim_args_command): Return OK, instead of nothing, for an empty
 755         command.
 756
 757 Fri Feb 27 13:29:13 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 758
 759         * sim-profile.c (profile_info): Rename from profile_print. Drop
 760         misc and misc_cpu callback arguments.  Use
 761         PROFILE_INFO_CPU_CALLBACK and STATE_PROFILE_INFO_CALLBACK instead.
 762         (profile_install): Install profile_info function.
 763
 764         * sim-profile.h (PROFILE_INFO_CPU_CALLBACK,
 765         STATE_PROFILE_INFO_CALLBACK): Define.
 766         (struct PROFILE_DATA): Add field info_cpu_callback.
 767         (profile_print): Delete function.
 768
 769         * sim-base.h (STATE_MODULES): Define.  Replace individual
 770         STATE_*_LIST with single struct module_list.
 771
 772         * sim-module.h (MODULE_INFO_FN, MODULE_INFO_LIST): Declare.
 773         (struct module_list): Declare.
 774
 775         * sim-module.h, sim-module.c (sim_module_add_info_fn,
 776         sim_module_info): New functions.
 777         (sim_module_install): Clean up module data structures.
 778
 779         * sim-info.c (sim_info): New file. New function. Call
 780         sim_module_info.
 781
 782         * Make-common.in (sim-info.o): Define rule.
 783         (SIM_NEW_COMMON_OBJS): Add sim-info.o.
 784
 785
 786 Fri Feb 27 18:26:16 1998  Doug Evans  <devans@canuck.cygnus.com>
 787
 788         * sim-base.h (sim_cpu_base): New members name, options.
 789         (sim_cpu_lookup): Add prototype.
 790         * sim-module.c (sim_pre_argv_init): Provide default names for cpus.
 791         * sim-options.h (DECLARE_OPTION_HANDLER): New argument `cpu'.
 792         (sim_add_option_table): Update prototype.
 793         * sim-options.c (sim_add_option_table): New argument `cpu'.
 794         (standard_option_handler,standard_install): Update.
 795         (sim_parse_args): Handle cpu specific options.
 796         (print_help): New static function.
 797         (sim_print_help): Call it.  Print cpu specific options.
 798         (find_match): New static function.
 799         (sim_args_command): Call it.  Handle cpu specific options.
 800         * sim-utils.c (sim_cpu_lookup): New function.
 801         * sim-memopt.c (memory_option_handler): Update.
 802         (sim_memopt_install): Update.
 803         * sim-model.c (model_option_handler): Update.
 804         (model_install): Update.
 805         * sim-profile.c (profile_option_handler): Update.
 806         (profile_install): Update.
 807         * sim-trace.c (trace_option_handler): Update.
 808         (trace_install): Update.
 809         * sim-watch.c (watchpoint_option_handler): Update.
 810         (sim_watchpoint_install): Update.
 811         * cgen-scache.c (scache_option_handler): Update.
 812         (scache_install): Update.
 813
 814 Wed Feb 25 11:00:26 1998  Doug Evans  <devans@canuck.cygnus.com>
 815
 816         * Make-common.in (check): Run `make check' in testsuite dir.
 817
 818 Wed Feb 25 14:40:24 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 819
 820         * sim-trace.c (trace_result0): New function.
 821
 822         * sim-trace.h (TRACE_FP_*, TRACE_FPU_*): Rename TRACE_FPU_*
 823         macro's to TRACE_FP_*. TRACE_FPU_* should be defined and used when
 824         tracing sim_fpu variables.
 825         (TRACE_ALU_RESULT0): Define.
 826         (TRACE_FP_RESULT_WORD): Define.
 827         (TRACE_FP_INPUT_WORD1): Define.
 828
 829         * sim-fpu.c, sim-fpu.h (sim_fpu_max32, sim_fpu_max64, sim_fpu_one,
 830         sim_fpu_two): New constants.
 831         (sim_fpu_op1, sim_fpu_op2): New types.
 832         (struct _sim_fpu): Delete member result.  Re-order other members.
 833         (sim_fpu_sign, sim_fpu_exp): New functions.
 834         (sim_fpu_max, sim_fpu_min): new functions.
 835         (EXPMAX32, EXPMAX64, NR_PAD32, NR_PAD64, NR_GUARDS32, NR_GUARDS64,
 836         NORMAL_EXPMAX32, NORMAL_EXPMAX64): Define.
 837
 838 Tue Feb 24 22:45:39 1998  Doug Evans  <devans@seba.cygnus.com>
 839
 840         * sim-profile.c (profile_print): Delete duplicate test of
 841         PROFILE_INSN_IDX.
 842         (profile_print_pc): Exit early if data collection not set up.
 843         (profile_print_core): Simplify by calling sim_core_map_to_str.
 844         * sim-core.h (sim_core_map_to_str): Declare.
 845         * sim-core.c (sim_core_map_to_str): Make non-static.
 846
 847         * genmloop.sh (engine_resume): Update insn_count before exiting.
 848         (engine_resume_full): Keep accurate core profile data.
 849
 850         * cgen-utils.c (sim_disassemble_insn): Don't use
 851         sim_core_read_aligned_N, it messes up profiling results.
 852
 853 Mon Feb 23 20:45:57 1998  Mark Alexander  <marka@cygnus.com>
 854
 855         * nltvals.def: Regenerate with MN10300 additions.
 856
 857 Tue Feb 24 13:18:42 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 858
 859         * sim-trace.h (TRACE_ALU_RESULT2): Define.
 860
 861         * sim-trace.h, sim-trace.c (trace_result_word2,
 862         trace_input_word4, trace_result_word4): New function.
 863
 864 Mon Feb 23 13:08:35 1998  Doug Evans  <devans@canuck.cygnus.com>
 865
 866         * cgen-sim.h (SEM_NEXT_PC): New arg `len'.
 867
 868         * sim-xcat.h: Delete.
 869         * cgen-mem.h: Delete inclusion of sim-xcat.h.
 870         * cgen-sim.h: Ditto.
 871         * sim-alu.h: Replace sim-xcat.h with symcat.h.
 872         * sim-n-bits.h: Ditto.
 873         * sim-n-core.h: Ditto.
 874         * sim-n-endian.h: Ditto.
 875
 876 Mon Feb 23 13:19:58 1998  Michael Meissner  <meissner@cygnus.com>
 877
 878         * syscall.c (cb_syscall): Handle short reads, and EOF.
 879
 880 Tue Feb 24 00:29:57 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 881
 882         * sim-trace.c (print_data): case trace_fmt_fp missing break.  Use
 883         sim_fpu to safely print fp_word values.
 884         (print_data): Add trace_fmt_bool and trace_fmt_addr.
 885         (trace_result_bool1, trace_result_addr1): New functions.
 886         (trace_input_bool1, trace_input_addr1): New functions.
 887
 888         * sim-trace.h (TRACE_FPU_*): Define.
 889
 890 Mon Feb 23 13:24:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 891
 892         * sim-fpu.h (enum sim_fpu_class): Add sim_fpu_class_denorm.
 893         (sim_fpu_fpto, sim_fpu_tofp): Define.
 894
 895 Fri Feb 20 18:08:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 896
 897         * sim-fpu.c (sim_fpu_cmp): New function.
 898
 899 Wed Feb 18 16:29:21 1998  Doug Evans  <devans@canuck.cygnus.com>
 900
 901         * cgen-utils.h (sim_disassemble_insn): Use CGEN_INSN_BITSIZE
 902         instead of abuf->length.
 903         * sim-trace.c (trace_options): Have -t only trace a few useful things.
 904         (set_trace_option_mask): Renamed from set_trace_options.
 905         (set_trace_option): New function.
 906         (trace_option_handler): Update calls to set_trace_option{,_mask}.
 907         * sim-trace.h (TRACE_USEFUL_MASK): New macro.
 908
 909 Wed Feb 18 12:42:15 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 910
 911         * sim-basics.h: Declare struct _sim_fpu.
 912
 913 Tue Feb 17 16:27:46 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 914
 915         * sim-trace.h (TRACE_ALU_INPUT*, TRACE_ALU_RESULT): Define.
 916         (trace_prefix, trace_input*, trace_result*): Declare.
 917         (trace_one_insn): Change declaration, assume trace_prefix called.
 918         (trace_generic): Like trace_one_insn.
 919         (TRACE_ALU_IDX, TRACE_*_IDX): Change #define's to enum.
 920         (TRACE_alu, TRACE_[a-z]*): Update.
 921
 922         * sim-trace.c (trace_prefix, trace_input*, trace_result*,
 923         trace_insn, save_data, trace_idx_to_str, print_data): New
 924         functions.
 925         (trace_one_insn): Rewrite.
 926         (trace_generic): New function.
 927
 928 Tue Feb 17 17:27:30 1998  Doug Evans  <devans@seba.cygnus.com>
 929
 930         * Make-common.in (CGEN_MAIN_SCM): Update.
 931         * aclocal.m4 (USE_MAINTAINER_MODE): New variable.
 932
 933         * cgen-sim.h (SEMANTIC_CACHE_FN): Delete.
 934         (SEMANTIC_FN): Rewrite declaration.
 935         (DECODE): Update type of semantic_fast member.
 936         ({EX,SEM}_FN_NAME): Have only one version.
 937         * cgen.sh: Support building cpu.c.
 938         * sim-base.h (sim_state_base): Delete conditionals surrounding
 939         member scache_size.
 940
 941 Tue Feb 10 18:31:49 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 942
 943         * sim-load.c (sim_load_file): Print LMA/VMA according to value
 944         used.
 945
 946 Tue Feb 10 14:56:23 1998  Ian Carmichael  <iancarm@cygnus.com>
 947
 948         * sim-core.c: Add missing prototypes for WITH_DEVICES.
 949         Add missing parameters to device_io calls.
 950         * sim-core.h: Add missing parameters to device_io calls.
 951
 952 Mon Feb  9 14:48:37 1998  Doug Evans  <devans@canuck.cygnus.com>
 953
 954         * cgen-sim.h (DECODE): Always use switch for `read' for now.
 955         (PAREXEC): Renamed from PARALLEL_EXEC.  All uses updated.
 956         (SEMANTIC{,_CACHE}_FN): Fix return type.
 957         * cgen.sh (decode): Add s/@arch@/$arch/.
 958         * genmloop.sh (@cpu@_engine_run): Delete `current_state'.
 959         (engine_resume): Likewise.  Make `engine' volatile.  Save copy
 960         of cpu pointer in volatile object.  Initialize read switch if
 961         -parallel.
 962
 963 Thu Feb  5 13:27:04 1998  Doug Evans  <devans@seba.cygnus.com>
 964
 965         * cgen-sim.h (EX_FN_NAME): _exc_ -> _ex_.
 966         (SEM_INSN): New macro.
 967
 968 Tue Feb  3 16:31:56 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 969
 970         * sim-run.c (sim_engine_run): Assume IMEM is 32 bit.
 971
 972 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 973
 974         * configure: Regenerated to track ../common/aclocal.m4 changes.
 975
 976 Sun Feb  1 16:16:57 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 977
 978         * sim-types.h (fp_word): New type, define according to
 979         WITH_TARGET_FLOATING_POINT_BITSIZE.
 980
 981         * aclocal.m4 (default_sim_floating_point_bitsize): Add
 982         configuration of size of floating point registers.
 983
 984 Sun Feb  1 14:02:31 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 985
 986         * sim-profile.c (profile_print): Only print CPU <N> if other
 987         output is going to appear.
 988
 989 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 990
 991         * configure: Regenerated to track ../common/aclocal.m4 changes.
 992
 993 Sat Jan 31 18:03:55 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 994
 995         * sim-types.h (address_word): Typedef according to
 996         WITH_TARGET_ADDRESS_BITSIZE.
 997         (signed_cell, unsigned_cell, natural_cell): Ditto using
 998         WITH_TARGET_CELL_BITSIZE.
 999
1000         * sim-config.h (WITH_TARGET_ADDRESS_BITSIZE): Define.
1001         (WITH_TARGET_CELL_BITSIZE): Define.
1002         (WITH_HOST_WORD_BITSIZE): Delete.
1003
1004         * sim-config.c (print_sim_config): Update.
1005
1006         * aclocal.m4 (SIM_AC_OPTION_BITSIZE): Add support for
1007         configuration of address and OpenFirmware cell sizes.
1008
1009 Fri Jan 30 09:36:33 1998  Andrew Cagney  <cagney@b1.cygnus.com>
1010
1011         * sim-engine.h (sim_engine_run): Add argument nr_cpus.
1012         * sim-run.c (sim_engine_run): Update.
1013
1014         * sim-engine.h (SIM_ENGINE_HALT_HOOK): Use SET_CPU_CIA instead of
1015         CPU_CIA.
1016         * sim-run.c (sim_engine_run): Ditto.
1017
1018         * sim-resume.c (sim_resume): Obtain nr_cpus from sim_engine.
1019         (sim_resume): Pass nr_cpus to sim_engine_run.
1020
1021         * sim-engine.h (struct _sim_engine): Add member nr_cpus.
1022
1023         * sim-engine.c (sim_engine_init): Hardwire nr_cpus to
1024         MAX_NR_PROCESSORS.
1025         (sim_engine_nr_cpus) sim-engine.c, sim-engine.h: New function
1026
1027 Thu Jan 29 12:13:01 1998  Doug Evans  <devans@canuck.cygnus.com>
1028
1029         * cgen.sh: Portably read parms past $9.
1030
1031 Fri Jan 23 14:20:54 1998  Doug Evans  <devans@seba.cygnus.com>
1032
1033         * Make-common.in (stamp-tvals): New rule.
1034         (targ-vals.h,targ-map.c): Depend on it.
1035         (clean): Remove stamp-tvals.
1036
1037 Tue Jan 20 21:35:13 1998  Michael Meissner  <meissner@cygnus.com>
1038
1039         * sim-utils.c (sim_state_alloc): #if 0 variable that is only used
1040         in code also #if 0'ed.
1041
1042 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
1043
1044         * configure: Regenerated to track ../common/aclocal.m4 changes.
1045         * aclocal.m4: Recognize --enable-maintainer-mode.
1046
1047 Mon Jan 19 12:45:45 1998  Doug Evans  <devans@seba.cygnus.com>
1048
1049 start-sanitize-cygnus
1050         * Make-common.in (cgen-{arch,cpu,decode}): New targets.
1051         * cgen.sh: New file.
1052 end-sanitize-cygnus
1053         * cgen-scache.h: Deleted.
1054         * Make-common.in (cgen-run.o,cgen-scache.o): Delete cgen-scache.h dep.
1055         (CGEN_CPU_SCM): Add sim-model.scm.
1056         * cgen-scache.c: Only compile contents if WITH_SCACHE.
1057         (scache_init): Use runtime computed size of SCACHE.
1058         (scache_flush): Likewise.
1059         * cgen-mem.h (GETIMEMU[QHSD]I): Declare.
1060         ([GS]ETT{QI,UQI,HI,UHI,SI,USI,DI,UDI}): Declare.
1061         * cgen-sim.h: Scache support moved here.
1062         (PC): Redo definition.
1063         (ARGBUF,SCACHE,PARALLEL_EXEC): Provide forward decls.
1064         (DECODE): Add parallel execution support.
1065         Only include semantic label members if using switch.
1066         (SWITCH,CASE,BREAK,DEFAULT,ENDSWITCH): Portable computed goto support.
1067         (CGEN_CPU): Delete members exec_state, halt_sigrc, halt_jmp_buf.
1068         (IADDR,CIA,SEM_ARG,EX_FN_NAME,SEM_FN_NAME,RECORD_IADDR,SEM_ARGBUF,
1069         SEM_NEXT_PC,SEM_BRANCH_VIA_{CACHE,ADDR},SEM_NEW_PC_ADDR): Moved here
1070         from cgen-types.h.
1071         (engine_{stop,run,resume,halt,signal}): Delete decls.
1072         * cgen-types.h (CGEN_{XCAT3,CAT3}): Delete.
1073         (argbuf,scache): Delete forward decls.
1074         (STATE): Delete decl.
1075         * cgen-utils.c: Don't include decode.h, mem-ops.h, sem-ops.h.
1076         Include cgen-mem.h, cgen-ops.h.
1077         (engine_halt,engine_signal): Delete.
1078         ({ex,exc,sem,semc}_illegal): Delete.
1079         (sim_disassemble_insn): Result of extract fn is in bits.
1080         * genmloop.sh: Rewrite.
1081
1082         * cgen-trace.c (trace_insn): Set printed_result_p=0 if not tracing
1083         line numbers.
1084
1085         * sim-base.h (sim_state_base): Delete member `model'.
1086         (sim_cpu_base): Add member `model'.
1087         * sim-model.h (IMP_PROPERTIES): New type.
1088         (MACH): New members imp_props, models.
1089         (models): Delete decl.
1090         * sim-model.c (set_model): Update.
1091         * sim-profile.c (profile_print_model): Update.
1092
1093         * sim-utils.c (sim_state_alloc): Delete setting of cpu backlink here.
1094
1095 Fri Jan 16 12:33:09 1998  Nick Clifton  <nickc@cygnus.com>
1096
1097         * cgen-trace.c (trace_insn): Call CGEN_INSN_MNEMONIC() rather than
1098         CGEN_INSN_SYNTAX().
1099
1100 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1101
1102         * configure: Regenerated to track ../common/aclocal.m4 changes.
1103         * config.in: Ditto.
1104
1105 Mon Dec 15 23:16:03 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1106
1107         * aclocal.m4 (AR): Check for sigaction.
1108
1109 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
1110
1111         * Make-common.in (sim-core.o): Depend on $(sim_main_headers).
1112
1113         * sim-config.h (WITH_TREE_PROPERTIES): Define as 0.
1114         * sim-config.c (sim_config): Replace WITH_DEVICES with
1115         WITH_TREE_PROPERTIES.
1116
1117         * configure: Regenerated to track ../common/aclocal.m4 changes.
1118
1119 Wed Dec  3 17:56:02 1997  Doug Evans  <devans@canuck.cygnus.com>
1120
1121         * Make-common.in (SIM_ENVIRONMENT): New variable.
1122         (CONFIG_CFLAGS): Add it.
1123         * aclocal.m4 (SIM_AC_OPTION_ENVIRONMENT): Handle
1124         --enable-sim-environment option.
1125         * configure: Regenerated.
1126         * sim-config.h (environment support): Rewrite.
1127         * sim-config.c (current_environment): Define as enum, unconditionally.
1128         (current_alignment): Define unconditionally.
1129         (config_environment_to_a): Update.
1130         (config_alignment_to_a): Fix type of argument.  Define unconditionally.
1131         (sim_config): Handle environment and alignment determination
1132         unconditionally.  Delete sanity checks of current_environment,
1133         unnecessary.
1134         (print_sim_config): Update.
1135         * sim-options.c (STANDARD_OPTIONS enum): Add OPTION_ENVIRONMENT.
1136         (standard_options): Add --environment.
1137         (standard_option_handler): Likewise.
1138
1139 Fri Nov 28 12:21:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1140
1141         * sim-alu.h: Add notes on carry vs borrow for subtraction.
1142         (ALU{,8,16,32,64}ADD): Redefine ADD macro as add overflowing.
1143         (ALU{,8,16,32,64}ADDC): Define - add carrying.
1144         (ALU{,8,16,32,64}SUB): Redefine SUB macro as subtract overflowing.
1145         (ALU{,8,16,32,64}SUBB): Define - subtract borrowing.
1146         (ALU{,8,16,32,64}SUBC): Define - tract carrying.
1147         (ALU{,8,16,32,64}ADD_CA, ALU{,8,16,32,64}ADDC_C): Replace single
1148         argument ADD_CA macro with two argument ADDC_C - add carrying with
1149         carry in.
1150         (ALU{,8,16,32,64}SUB_CA, ALU{,8,16,32,64}SUBC_X): Replace single
1151         argument SUB_CA macro with two argument SUBC_X - subtract
1152         carrying, extended.
1153         (ALU{,8,16,32,64}SUBB_B): Define - subtract borrowing with
1154         borrow-in.
1155         (ALU{,8,16,32,64}NEGC, ALU{,8,16,32,64}NEGB): Define.
1156
1157 Sun Nov 30 17:40:57 1997  Michael Meissner  <meissner@cygnus.com>
1158
1159         * sim-io.c (sim_io_{syscalls,getstring}): Delete.  No longer used.
1160         * sim-io.h (sim_io_syscalls): Delete.
1161
1162 Fri Nov 28 20:10:09 1997  Michael Meissner  <meissner@cygnus.com>
1163
1164         * syscall.c (cb_syscall): Add missing else, so write to stdout
1165         isn't doubled.
1166
1167         * sim-alu.h (ALU{,8,16,32,64}_SET_CARRY): Provide macros to import
1168         the carry bit from the CPU's psw.
1169
1170 Fri Nov 28 11:15:05 1997  Doug Evans  <devans@canuck.cygnus.com>
1171
1172         * gennltvals.sh: Redo syscall support.
1173         * nltvals.def: Regenerated.
1174
1175 Wed Nov 26 16:49:38 1997  Michael Meissner  <meissner@cygnus.com>
1176
1177         * syscall.c (cb_syscall): If writing to stdout or stderr, flush
1178         the stream immediately.
1179
1180 Wed Nov 26 12:32:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1181
1182         * sim-io.c (sim_io_getstring): Delete unused len2.
1183         (sim_io_syscalls): Ditto for sys_errno.
1184
1185 Wed Nov 26 11:18:40 1997  Doug Evans  <devans@canuck.cygnus.com>
1186
1187         * syscall.c (cb_syscall): Test CB_SYSCALL struct magic number.
1188
1189         * Make-common.in (run.o): Depend on remote-sim.h.
1190         (nrun.o,sim-hload.o,sim-hrw.o): Likewise.
1191         (sim-io.o,sim-reason.o,sim-resume.o): Likewise.
1192
1193 Tue Nov 25 20:12:46 1997  Michael Meissner  <meissner@cygnus.com>
1194
1195         * sim-io.c (sim_io_syscalls): Disable lseek.
1196
1197 Tue Nov 25 00:12:38 1997  Doug Evans  <devans@seba.cygnus.com>
1198
1199 start-sanitize-d30v
1200         * gennltvals.sh: Generate syscall values for d30v.
1201 end-sanitize-d30v
1202         * gennltvals.sh: Use libgloss/syscall.h for sparc.
1203         * nltvals.def: Regenerate.
1204
1205         * callback.c (os_stat): Make 3rd arg a host struct stat ptr.
1206         (os_fstat): Likewise.  Validate fd argument.
1207         (cb_host_to_target_stat): Delete big_p arg.  If HS arg is NULL,
1208         just compute target stat struct length.
1209         * syscall.c: #include "libiberty.h", <sys/types.h>, <sys/stat.h>.
1210         (ENOSYS,ENAMETOOLONG): Provide definitions if missing.
1211         (get_string): Return host errno values so they can be properly
1212         translated later.
1213         (cb_syscall): Likewise.
1214         (cb_syscall, cases open,unlink): Use get_path instead of get_string.
1215         (cb_syscall, case read): Use read_stdin for file descriptor 0.
1216         (cb_syscall, case write): Use write_stderr for file descriptor 2.
1217         (cb_syscall): Add cases for lseek, unlink, stat, fstat, time.
1218         (get_path): New function.
1219
1220 Mon Nov 24 18:56:07 1997  Michael Meissner  <meissner@cygnus.com>
1221
1222         * sim-io.c (sim_io_syscalls): New function to provide system call
1223         emulation.  Provide exit, open, close, read, write, lseek, and
1224         unlink.
1225         (sim_io_getstring): New function to return a string from a
1226         simulated memory location.
1227
1228         * sim-io.h (sim_io_syscalls): Add declaration.
1229
1230 Mon Nov 24 12:09:59 1997  Doug Evans  <devans@seba.cygnus.com>
1231
1232         * sim-core.c (sim_core_signal): Fix spelling error in message.
1233
1234         * sim-hrw.c (sim_read): Use read map, not write map.
1235
1236         * Make-common.in (all): Add .gdbinit.
1237         * gdbinit.in: Add dump command.
1238
1239         * sim-model.c (model_options): Use '\0' for `shortopt'.
1240
1241         * sim-trace.c (trace_option_handler): Set state trace file
1242         for --trace-file in addition to cpu's values.
1243         (trace_vprintf): If cpu == NULL, try state's trace file.
1244         (trace_options): Reorganize table, reword some descriptions.
1245
1246 Sun Nov 23 10:57:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1247
1248         * sim-fpu.c (sim_fpu_abs, sim_fpu_neg, sim_fpu_inv), sim-fpu.h:
1249         New functions.
1250
1251 Sat Nov 22 19:16:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1252
1253         * sim-reason.c (sim_stop_reason): For sim_signalled, return the
1254         signal untranslated, document problem with this.
1255
1256         * nrun.c (main): Check for a prog name of `*step'.  If present,
1257         step the simulator instead of allowing it to run free.
1258
1259         * sim-signal.c (SIGQUIT): Define on _MSC_VER hosts.
1260
1261         * Make-common.in (sim_main_headers): Add sim-signal.h.
1262
1263 Fri Nov 21 09:32:32 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1264
1265         * sim-signal.c (sim_signal_to_host): Return 0 for SIM_SIGNONE.
1266
1267 Thu Nov 20 20:35:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1268
1269         * sim-signal.h: Start simulator signals at 64 so that host signal
1270         numbers can be detected and reported.
1271
1272         * sim-signal.h (SIM_SIGFPE), sim-signal.h: Add signal.
1273
1274 Wed Nov 19 12:02:41 1997  Doug Evans  <devans@seba.cygnus.com>
1275
1276         * callback.c (cb_host_to_target_stat): Fix return values.
1277
1278         * cgen-sim.h (enum_signal_type): Delete.
1279         (engine_signal): Update prototype.
1280         * cgen-utils.c: Don't include <signal.h>.
1281         (sim_signal_to_host): Delete, lives in sim-signal.c now.
1282         (engine_signal): Update.
1283
1284         * sim-utils.c (sim_state_alloc): Call SIM_STATE_ALLOC if defined.
1285         (sim_state_free): Call SIM_STATE_FREE if defined.
1286
1287         * sim-module.c (sim_module_install): Don't leave any modules
1288         installed if one fails to install.
1289
1290 Wed Nov 19 13:25:48 1997  Michael Meissner  <meissner@cygnus.com>
1291
1292         * sim-options.c: Don't include ../libiberty/alloca-conf.h any
1293         more, since alloca is not used in this file.
1294
1295         * sim-alu.h (ALU{32,64}_*): Rewrite 32 and 64 bit ALU support to
1296         correctly set the carry and overflow bits for those types.
1297         (ALU{8,16,32,64}_{ADD,SUB}_CA): Take VAL argument to add along
1298         with carry, so carry is correct after doing both adds.
1299         (ALU*): Space out '\' to make it easier to read.
1300
1301 Tue Nov 18 15:53:45 1997  Doug Evans  <devans@canuck.cygnus.com>
1302
1303         * sim-core.c (sim_core_signal): Use sim_stopped instead of
1304         sim_signalled.
1305
1306         * sim-signal.c, sim-signal.h: New files.
1307         * Make-common.in (sim-signal.o): Add rule for.
1308         (SIM_NEW_COMMON_OBJS): Add sim-signal.o.
1309         * sim-abort.c: Don't include <signal.h>.
1310         * sim-basics.h: #include "sim-signal.h".
1311         * sim-break.c: Don't include <signal.h>.
1312         (sim_handle_breakpoint): Replace SIGTRAP with SIM_SIGTRAP.
1313         * sim-core.c: Don't include <signal.h>.
1314         (SIGBUS): Delete definition.
1315         (sim_core_signal): Replace SIGSEGV,SIGBUS with SIM_SIGSEGV,SIM_SIGBUS.
1316         * sim-engine.c: Don't include <signal.h>.
1317         (sim_engine_abort): Replace SIGABRT with SIM_SIGABRT.
1318         * sim-reason.c (sim_stop_reason): Call sim_signal_to_host.
1319         * sim-resume.c: Don't include <signal.h>.
1320         (SIGTRAP): Delete definition.
1321         (has_stepped): Replace SIGTRAP with SIM_SIGTRAP.
1322         * sim-stop.c: Don't include <signal.h>.
1323         (control_c_simulation): Replace SIGINT with SIM_SIGINT.
1324         * sim-watch.c: Don't include <signal.h>.
1325         (handle_watchpoint): Replace SIGINT with SIM_SIGINT.
1326
1327         * Make-common.in (SIM_NEW_COMMON_OBJS): New variable.
1328
1329         * sim-base.h (CIA_ADDR): Provide default definition.
1330         * sim-core.c (sim_core_signal): Use CIA_ADDR to fetch value.
1331         * sim-break.c (sim_handle_breakpoint): Likewise.
1332
1333 Mon Nov 17 14:15:31 1997  Doug Evans  <devans@seba.cygnus.com>
1334
1335         * Make-common.in (srccom): New variable.
1336
1337         * Make-common.in (DEP, COMMON_DEP_CFLAGS): Define.
1338         (LIB_OBJS): Add syscall.o.
1339         (gentmap): Pass $(NL_TARGET) to $(CC).
1340         (syscall.o): Add rule for.
1341         (sim_main_headers): Add $(SIM_EXTRA_DEPS).
1342         (sim-bits.o): Depend on $(sim-n-bits_h).
1343         (sim-load.o): Depend on callback.h.
1344
1345         * Make-common.in (cgen-*.o): Update dependencies, mem-ops.h renamed to
1346         cgen-mem.h, sem-ops.h renamed to cgen-ops.h.
1347         * cgen-mem.h, cgen-ops.h: New files.
1348
1349         * aclocal.m4 (--enable-sim-scache): Pass -DWITH_SCACHE=0 for "=no".
1350
1351         * Makefile.in (nltvals.def): Depend on gennltvals.sh.
1352         Rewrite build rule.
1353         * callback.c: #include string.h or strings.h.
1354         #include sys/types.h and sys/stat.h.
1355         (cb_init_syscall_map,cb_init_errno_map,cb_init_open_map): Declare.
1356         (os_get_errno,os_open): Update.
1357         (os_stat,os_fstat): New functions.
1358         (os_init): Initialize syscall_map, errno_map, open_map.
1359         (default_callback): Add entries for os_stat, os_fstat, syscall_map,
1360         errno_map, open_map, signal_map, stat_map.
1361         (cb_read_target_syscall_maps): New function.
1362         (cb_target_to_host_syscall): New function.
1363         (cb_host_to_target_errno): Renamed from host_to_target_errno.
1364         (cb_target_to_host_open): Renamed from target_to_host_open.
1365         (store): New function.
1366         (cb_host_to_target_stat): New function.
1367         * syscall.c: New file.
1368         * gentmap.c (sys_tdefs): New global.
1369         (gen_targ_vals_h): Output target syscall numbers.
1370         (gen_targ_map_c): Update.  Output target syscall translation map.
1371         * gentvals.sh: New first argument `target'.  Preface table with
1372         #ifdef NL_TARGET_$target if non-null target passed.
1373         * gennltvals.sh: New file.
1374         * nltvals.def: Regenerated.
1375
1376 Fri Nov 14 11:33:34 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1377
1378         * sim-n-core.h (sim_core_read_unaligned_N): Return static
1379         sim_core_dummy_M.
1380         (sim_core_dummy_M): Declare.
1381
1382 Wed Nov 12 18:16:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1383
1384         * sim-core.c (sim_core_signal): Print the address of the
1385         instruction.
1386
1387 Thu Nov 13 11:49:41 1997  Doug Evans  <devans@seba.cygnus.com>
1388
1389         * sim-base.h (sim_state_base): Move `magic' to end of struct.
1390
1391         * sim-base.h (sim_state_base): Add member trace_data.
1392         (STATE_TRACE_DATA): New macro.
1393         * sim-trace.h (TRACE_DEBUG_IDX,TRACE_debug): New macros.
1394         ({WITH_,}TRACE_DEBUG_P): New macros.
1395         (STATE_TRACE_FLAGS,STRACE_P,STRACE_DEBUG_P): New macros.
1396         (_sim_cpu): Delete forward reference.
1397         (debug_printf): Update.
1398         * sim-trace.c (OPTION_TRACE_DEBUG): Define.
1399         (trace_options): Add --trace-debug.
1400         (set_trace_options): Handle it.
1401         (trace_option_handler): Likewise.
1402         (trace_install): Init state trace_data struct.
1403         (trace_uninstall): Close state trace file.
1404         * sim-events.c (ETRACE): Only print source file and line number if
1405         --trace-debug.
1406         * sim-n-core.h (sim_core_trace_M): Likewise.
1407
1408         * sim-core.c (sim_core_signal): Add missing "\n" in message.
1409
1410 1997-11-13  Felix Lee  <flee@cygnus.com>
1411
1412         * sim-n-core.h (sim_core_read_unaligned_N): illegal empty
1413         initializer.
1414         * sim-types.h (unsigned128,signed128): fix typo for MSVC.
1415
1416 Wed Nov 12 12:18:08 1997  Doug Evans  <devans@canuck.cygnus.com>
1417
1418         * aclocal.m4 (SIM_AC_OPTION_SCACHE): Fix typo.
1419
1420         * Make-common.in (BUILT_SRC_FROM_COMMON): Remove files no longer
1421         built this way.
1422         (sim-config.o): Remove non-existent $(sim-nconfig_h) dependency.
1423         (clean): Don't delete $(BUILT_SRC_FROM_COMMON) if building in
1424         source tree.
1425
1426 Tue Nov 11 13:28:02 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1427
1428         * sim-events.c (sim_events_process): Re-compute the time -
1429         update_time_from_event - as each event is processed. Reverses
1430         previous change.
1431
1432 Fri Nov  7 00:37:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1433
1434         * callback.c (os_poll_quit): Replace _WIN32 with _MSC_VER.
1435
1436 Fri Nov  7 00:37:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1437
1438         * sim-events.c (sim_events_process): Delete redundant call to
1439         update_time_from_event.
1440         (sim_events_slip): Always decrement time_from_event.
1441         (sim_events_tick, sim_events_deschedule, update_time_from_event):
1442         Delete assertion that time_from_event >=0 when work in queue, no
1443         longer applicable.
1444
1445 Thu Nov  6 12:06:46 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1446
1447         * sim-options.c (STANDARD_OPTIONS): Change OPTION_* to an enum.
1448         (standard_option_handler): Update.
1449
1450         * sim-options.h: Clarify documentation.
1451         (OPTION_LONG_ONLY_P): Delete definition.
1452         (OPTION_VALID_P): Define.
1453
1454         * sim-options.c (sim_print_help): Allow short only options.
1455         (sim_parse_args): Ditto.
1456         (sim_args_command): Skip short only options.
1457         (sim_parse_args): Allocate space for NUM_OPTS not just 256. Make
1458         separate entries for short and long options in the HANDLERS and
1459         ORIG_VAL tables.
1460         (sim_parse_args): Disable argument permutation.
1461
1462 Wed Nov  5 13:40:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1463
1464         * sim-core.h (DECLARE_SIM_CORE_WRITE_N. DECLARE_SIM_CORE_READ_N):
1465         Add argument M, size of data type.
1466         (sim_core_read_misaligned_3, sim_core_write_misaligned_3):
1467         Declare, ditto for 5, 6 & 7 byte transfers.
1468         (sim_core_write_unaligned_1, sim_core_write_unaligned_1): Define
1469         as aligned variant.
1470
1471         * sim-n-core.h (sim_core_trace_M): Rename from
1472         sim_core_trace_N. Add nr_bytes argument. Replace transfer argument
1473         with transfer type. Print transfer direction.  Handle 1 and 2 byte
1474         transfers.
1475         (sim_core_read_unaligned_N, sim_core_write_unaligned_N): Trace
1476         unaligned accesses.
1477         (unsigned_M, T2H_M, H2T_M): Rename from unsigned_N, T2H_N, H2T_N.
1478         Update all functions.
1479
1480         * sim-core.c: Generate functions starting with 16 not 1.
1481         (sim_core_read_unaligned_3): Generate. Ditto for 3 byte write and
1482         all 5, 6 & 7 byte transfers.
1483
1484         * sim-n-core.h (sim_core_read_misaligned_N,
1485         sim_core_write_misaligned_N): Implement.
1486
1487 Mon Nov  3 15:03:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1488
1489         * sim-endian.h (U16_8): Implement
1490
1491         * sim-endian.c (sim_endian_split_16, sim_endian_join_16): New functions
1492
1493         * sim-endian.h (VL8_16, VH8_16): Implement.
1494
1495         * sim-memopt.c (memory_option_handler): Typecast 64bit value to
1496         long in printf.
1497         (memory_option_handler): Only zalloc modulo bytes when non-zero.
1498         (memory_option_handler): Skip comma in alias address list
1499
1500 Fri Oct 31 13:03:33 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1501
1502         * sim-memopt.c (do_memopt_add, do_memopt_delete): Add level and
1503         space params.
1504         (parse_size, parse_addr): New functions
1505         (memory_option_handler, memory_options): Parse address & size
1506         using new functions. Pass level, space, modulo to do_memopt_add &
1507         do_memopt_del.
1508
1509         * sim-memopt.h (struct _sim_memopt): Add level & space fields.
1510
1511         * sim-core.h (sim_core_arrach, sim_core_detach): Replace
1512         `attach_type attach' argument with `unsigned level' argument.
1513         Document.
1514
1515         * sim-core.c (new_sim_core_mapping, sim_core_map_attach,
1516         sim_core_attach): Replace argument attach with level.  Update
1517         verification of arguments.
1518         (sim_core_map_detach, sim_core_detach): Replace argument attach
1519         with level.
1520
1521         * sim-basics.h (enum _attach_type): Delete.
1522
1523 Thu Oct 30 13:45:00 1997  Doug Evans  <devans@seba.cygnus.com>
1524
1525         * sim-core.h (sim_core_write_8): Define.
1526
1527 Tue Oct 28 12:29:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1528
1529         * sim-bits.h: Document ROTn macro.
1530
1531         * sim-endian.h (H2T): Handle 16 byte variables.
1532
1533         * sim-n-core.h (sim_core_read_unaligned_N): Return a dummy when an
1534         error.
1535
1536         * sim-core.c: Do not generate sim_core_*_word.
1537
1538         * sim-n-core.h (sim_core_trace_N): Add line_nr argument.
1539         (sim_core_write_aligned_N, sim_core_read_aligned_N): Update.
1540
1541         * sim-core.h (sim_core_read_unaligned_word,
1542         sim_core_read_aligned_word, sim_core_read_word,
1543         sim_core_write_unaligned_word, sim_core_write_aligned_word,
1544         sim_core_write_word): Change to macros that map onto sim_core_*_N.
1545
1546 Mon Oct 27 11:25:10 1997  Doug Evans  <devans@canuck.cygnus.com>
1547
1548         * sim-n-endian.h: Add TAGS entrys for 16 byte versions.
1549
1550         * sim-endian.h: Disable 16 byte support.
1551
1552 Mon Oct 27 12:00:48 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1553
1554         * sim-endian.c (_SWAP_16): Define.  Generate 126 bit swap code.
1555
1556         * sim-n-core.h (sim_core_trace_N): New function.
1557         (sim_core_read_aligned_N, sim_core_write_aligned_N): Use,
1558         (sim_core_read_unaligned_N): Do not retyrn bogus value wden error.
1559
1560         * sim-endian.h:  Add 128 bit variant.
1561
1562         * sim-core.h, sim-core.c: Add 128 bit variant.
1563
1564         * sim-types.h: Add signed128 and unsigned128 types using a struct.
1565
1566 Fri Oct 24 11:33:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1567
1568         * sim-events.c (sim_events_process): Clear events->work_pending.
1569         (sim_events_tickn, sim_events_tick): Accumulate, instead of
1570         setting, nr_ticks_to_process.
1571         (sim_events_preprocess): Allow nr_ticks_to_process to be non-zero
1572         when the event queue isn't next.
1573
1574         * sim-events.h, sim-events.c (sim_events_slip): New function.
1575
1576 Wed Oct 22 14:18:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1577
1578         * sim-hload.c (sim_load): Pass lma_p==0 and do_load=sim_load.
1579
1580         * sim-utils.h, sim-load.c (sim_load_file): Add lma_p and do_load
1581         arguments.
1582
1583 Tue Oct 21 18:37:57 1997  Doug Evans  <devans@canuck.cygnus.com>
1584
1585         * nrun.c (main): Remove useless test of name != NULL.
1586         Exit if bfd_openr fails.  Call bfd_check_format after bfd_openr.
1587
1588 Tue Oct 21 10:42:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1589
1590         * sim-fpu.c (EXPMAX): Type is unsigned.
1591         (MIN_INT, MAX_INT): Type is signed64.
1592         (i2fpu): Type of val is signed64.
1593
1594 Tue Oct 21 10:42:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1595
1596         * sim-profile.h (PROFILE_PC_BUCKET_SIZE): Treat a shift of zero as
1597         a bucket size of zero.
1598
1599         * sim-profile.c (OPTION_PROFILE_PC_GRANULARITY,
1600         OPTION_PROFILE_PC): Define.
1601         (profile_option_handler): Add support for --profile-pc and
1602         --profile-pc-granularity options.
1603         (profile_pc_init): When possible, compute nr buckets from bucket
1604         size.
1605
1606         * sim-profile.c (profile_pc_init): Align the profile-pc end
1607         address with the profile-pc bucket size.
1608
1609         * sim-profile.h (PROFILE_PC_NR_BUCKETS): Rename PROFILE_PC_SIZE to
1610         something less ambiguous.
1611         (PROFILE_PC_BUCKET_SIZE): Ditto for PROFILE_PC_SAMPLE_SIZE.
1612
1613         * sim-profile.c (profile_pc_cleanup): New function. Move
1614         profile_pc_uninstall code to here.
1615         (profile_pc_uninstall): Call.
1616         (profile_pc_init): Call.
1617
1618 Mon Oct 20 17:23:58 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1619
1620         * sim-profile.c (profile_print_pc): Dump pc profile to dmon.out
1621         file using BSD gprof format.
1622
1623         * sim-bits.h (LSBIT, MSBIT, BIT): Force result to type
1624         unsigned_word.
1625         (LSBIT8, LSBIT16, LSBIT32, LSBIT64, MSBIT8, MSBIT16, MSBIT32,
1626         MSBIT64): Force result to unsignedN.
1627
1628 Thu Oct 16 11:38:56 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1629
1630         * sim-alu.h (ALU16_BEGIN, ALU32_BEGIN, ALU64_BEGIN): Drop opening
1631         brace from macro.
1632         (ALU8_BEGIN, ALU8_SET, ALU8_ADD, ALU8_SUB, ALU8_NEGATE): Define.
1633         (ALU16_ADD, ALU16_SUB, ALU16_NEGATE): Simplify arrithmetic.
1634         (ALU32_ADD, ALU32_SUB, ALU32_NEGATE): Simplify arrithmetic.
1635         (ALU64_ADD, ALU64_SUB, ALU64_NEGATE): Simplify arrithmetic.
1636
1637 Wed Oct 15 09:24:19 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1638
1639         * sim-core.h (struct _sim_core_mapping): Change free_buffer to
1640         type void*.
1641
1642         * sim-core.c (sim_core_uninstall, new_sim_core_mapping,
1643         sim_core_map_attach, sim_core_map_detach): Change free_buffer to
1644         type void*.
1645         (sim_core_attach): Rename buffer_freed to free_buffer, type
1646         void*. Ensure that allocated buffer is alligned according to
1647         region's address.
1648
1649 Mon Oct 13 11:34:50 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1650
1651         * sim-alu.h (ALU64_HAD_OVERFLOW): Define.
1652         (ALU64_SUB): Define.
1653
1654         * Make-common.in (all): Build SIM_EXTRA_ALL first.
1655         (.gdbinit): Remove dependencies, generate once per build.
1656
1657 Tue Oct 14 19:20:09 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1658
1659         * sim-n-core.h (sim_core_read_aligned_N,
1660         sim_core_write_aligned_N): Make xaddr param type address_word not
1661         unsigned_word.
1662
1663 Fri Oct  3 09:49:18 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1664
1665         * sim-fpu.h, sim-fpu.c: Rewrite.  Change sim_fpu object to an
1666         unpacked floating point struct.  Pass sim_fpu object by reference.
1667         Add preliminary support for rounding modes.
1668
1669 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1670
1671         * configure: Regenerated to track ../common/aclocal.m4 changes.
1672
1673 Thu Oct  2 19:43:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1674
1675         * aclocal.m4 (sim-bitsize): Fix typo, WITH_TARGET_WORD_BITSIZE not
1676         WITH_TARGET_BITSIZE.
1677
1678 Thu Sep 25 23:20:20 1997  Felix Lee  <flee@yin.cygnus.com>
1679
1680         * sim-profile.c (profile_print_core): label needs empty statement.
1681
1682 Thu Sep 25 11:20:47 1997  Stu Grossman  <grossman@babylon-5.cygnus.com>
1683
1684         * sim-break.c (sim_set_breakpoint sim_clear_breakpoint):  Use ZALLOC
1685         and zfree instead of xmalloc and free.  Prevents warnings.
1686
1687 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1688
1689         * configure: Regenerated to track ../common/aclocal.m4 changes.
1690
1691 Wed Sep 24 17:23:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1692
1693         * Make-common.in (SIM_BITSIZE): Assign from configured value.
1694         (CONFIG_CFLAGS): Add SIM_BITSIZE.
1695
1696         * aclocal.m4 (--enable-sim-bitsize): Developer option for
1697         controling the bitsize/msb of the target.
1698
1699 Wed Sep 24 17:41:40 1997  Stu Grossman  <grossman@babylon-5.cygnus.com>
1700
1701         * Make-common.in:  New files sim-break.c, sim-break.h.
1702         * sim-base.h:  Add point to breakpoint list to sim_state_base.
1703         * sim-break.c sim-break.h:  New modules that implement intrinsic
1704         breakpoint support.
1705         * sim-module.c:  Add breakpoint module.
1706
1707 Tue Sep 23 00:26:39 1997  Felix Lee  <flee@yin.cygnus.com>
1708
1709         * sim-events.c (SIM_EVENTS_POLL_RATE): poll more often than once
1710         an hour.
1711         * sim-n-core.h (WITH_XOR_ENDIAN): MSVC barfs on
1712         if (0) { 1 % 0; }
1713         * sim-core.c (sim_core_xor_write_buffer): WITH_XOR_ENDIAN + 1.
1714         (SIGBUS) define for Windows.
1715         * sim-trace.c (trace_printf,debug_printf): added ALMOST_STDC.
1716         * sim-resume.c: define SIGTRAP for windows.
1717         * sim-xcat.h: use token pasting if ALMOST_STDC.
1718
1719 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1720
1721         * Make-common.in (SIM_SCACHE, SIM_DEFAULT_MODEL): Assign
1722         configured values.
1723         (CONFIG_CFLAGS): Add same.
1724
1725 Mon Sep 22 17:20:27 1997  Felix Lee  <flee@cygnus.com>
1726
1727         * sim-types.h (SIGNED64): ##i64 when _MSC_VER, not _WIN32.
1728         (SIGNED32): use ##i32.
1729
1730 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1731
1732         * configure: Regenerated to track ../common/aclocal.m4 changes.
1733
1734 Tue Sep 23 10:07:47 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1735
1736         * aclocal.m4 (sim-endian): Simplify logic determining [default]
1737         endian of target.
1738
1739         * Make-common.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,
1740         SIM_HOSTENDIAN, SIM_RESERVED_BITS, SIM_ASSERT, SIM_FLOAT,
1741         SIM_HARDWARE, SIM_INLINE, SIM_PACKAGES, SIM_REGPARM, SIM_SMP,
1742         SIM_STDCALL, SIM_XOR_ENDIAN): Assign configured values.
1743         (CONFIG_CFLAGS): Add same.
1744
1745         * aclocal.m4: Perform AC_SUBST on optional options.
1746
1747 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1748
1749         * sim-config.h (WITH_DEFAULT_ALIGNMENT): Don't hardwire any alignment.
1750
1751         * sim-options.c (standard_option_handler): Typo in warning message.
1752
1753         * sim-base.h (STATE_MODEL): Make conditional on SIM_HAVE_MODEL.
1754
1755         * sim-profile.c (profile_print_insn): Check 0 .. MAX_INSN for any
1756         insn count.  Make count conditional on there being a valid
1757         INSN_NAME.
1758         (profile_pc_init): Make default PC profile frequency an arbitrary
1759         256.
1760
1761         * sim-base.h: Ditto.
1762
1763         * sim-profile.h (WITH_PROFILE_MODEL_P): Only enable modeling when
1764         SIM_HAVE_MODEL.
1765
1766         * sim-model.h (struct MACH): Depreciate, to be replaced by bfd
1767         archure struct.
1768
1769 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1770
1771         * configure: Regenerated to track ../common/aclocal.m4 changes.
1772
1773 Mon Sep 22 11:45:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1774
1775         * aclocal.m4 (sim_alignment): Simplify logic for selecting the
1776         configured alignment.
1777
1778 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1779
1780         * configure: Regenerated to track ../common/aclocal.m4 changes.
1781
1782 Fri Sep 19 17:26:14 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1783
1784         * sim-config.c (sim_config): Check for default alignment.
1785
1786         * sim-options.c (standard_option_handler): Add alignment option.
1787
1788         * aclocal.m4 (sim_alignment): Allow configuration of hardwired and
1789         default alignment requirements on memory accesses.
1790
1791 Fri Sep 19 11:51:35 1997  Jeffrey A Law  (law@cygnus.com)
1792
1793         * sim-load.c (sim_load_file): Return failure if the executable
1794         had no loadable sections.
1795
1796 Wed Sep 17 13:33:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1797
1798         * sim-events.c (ETRACE): Use trace_printf not sim_io_printf for
1799         trace output.
1800
1801         * sim-core.c (sim_core_signal): When bad access halt simulator
1802         SIGSEGV / SIGBUS instead of aborting.
1803         (signal.h): Include.
1804
1805         * sim-watch.c (sim_watchpoint_install): Handler for watchpoint
1806         options was missing.
1807
1808         * sim-bits.h (MOVED): Define
1809
1810 Wed Sep 17 10:33:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1811
1812         * sim-alu.h (ALU32_HAD_OVERFLOW): Pacify GCC, Use MSBIT instead of
1813         BIT.
1814
1815         * sim-bits.h (LSBIT, MSBIT): Check for overflow of shift value.
1816
1817         * sim-bits.c: Add 8 bit versions of bit macros.
1818
1819         * sim-bits.h: Ditto.
1820
1821 Tue Sep 16 16:15:16 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1822
1823         * sim-bits.c (LSSEXT, MSSEXT): Replace SEXT.
1824         (LSINSERTED, MSINSERTED): Ditto for INSERTED.
1825
1826         * sim-n-bits.h (MSSEXTn, LSSEXTn): Replace SEXTn.
1827         (LSINSERTDn, MSINSERTEDN): Ditto for INSERTEDn.
1828
1829         * sim-bits.h (SEXT*): Define as MSEXT/LSEXT.
1830         (INSERTED*): Ditto for LSINSERTED/MSINSERTED.
1831
1832 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1833
1834         * aclocal.m4 (SIM_AC_COMMON): Add optional config.h file argument.
1835         configure.in: Output to cconfig.h instead of config.h.
1836
1837         * configure: Regenerated to track ../common/aclocal.m4 changes.
1838
1839 Mon Sep 15 15:39:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1840
1841         * sim-utils.c (sim_analyze_program): Set STATE_ARCHITECTURE from
1842         BFD if known.
1843
1844 Tue Sep  9 21:46:46 1997  Felix Lee  <flee@cygnus.com>
1845
1846         * callback.c (os_write): divert stdout and stderr to their
1847         respective hooks.
1848
1849 Thu Sep 11 10:08:48 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1850
1851         * sim-profile.c (profile_print_speed): Call
1852         sim_events_elapsed_time instead of PROFILE_EXEC_TIME for moment.
1853
1854         * sim-events.c (sim_events_elapsed_time): New function return nr
1855         host MS consumed by the simulator.
1856         (sim_watch_valid): Use.
1857
1858         * sim-module.c (modules): Install sim_events very very early.
1859
1860         * sim-profile.c (profile_print): Call profile_print_pc.
1861         (print_bar):
1862         (profile_pc_init): New function, set up processor for PC
1863         profiling.
1864         (profile_print_pc): New function, print a PC profile.
1865         (profile_pc_event): New function, sample PC.
1866
1867         * sim-profile.h (PROFILE_PC_COUNT, PROFILE_PC_START,
1868         PROFILE_PC_END, PROFILE_PC_SHIFT, PROFILE_PC_SAMPLE_SIZE): Add to
1869         profile struct.
1870
1871         * sim-options.c (sim_print_help): Pacify GCC.
1872
1873         * sim-n-core.h (sim_core_read_aligned_N,
1874         sim_core_write_aligned_N): Add un-conditional profile call.
1875         (sim_core_read_unaligned_N, sim_core_write_unaligned_N): Add
1876         profile call when aligned read/write isn't used.
1877
1878         * sim-base.h: Include sim-profile, sim-model after sim-core &
1879         sim-events allow sim-core to define useful values.
1880
1881         * sim-profile.c (OPTION_PROFILE_CORE): Define.
1882         (profile_option_handler, profile_options): Add support for
1883         --profile-core option.
1884         (print_bar): Include when core profiling.
1885         (profile_print_core): New function, print core profile.
1886
1887         * sim-config.c (print_sim_config): Print profile status.
1888
1889         * sim-profile.h (PROFILE_NEXT_IDX, PROFILE_core,
1890         WITH_PROFILE_PC_P): Define.
1891         (PROFILE_CORE_COUNT): Count each core-map/size separatly.
1892         (PROFILE_COUNT_CORE): Define.
1893
1894 Thu Sep 11 08:44:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1895
1896         * sim-watch.c (handle_watchpoint): Pass a char** index into the
1897         interrupt_names array as the data.
1898         (sim-watch.h): Document.
1899
1900 Wed Sep 10 16:15:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1901
1902         * sim-options.c (sim_print_help): When the doc string is to long
1903         word wrap it.
1904
1905         * sim-watch.c (sim_watchpoint_install): Use option.doc_name so
1906         that only the first few the watch options are listed.  Generate
1907         meanginful usage messages.
1908
1909         * sim-options.h (struct OPTION): Clarify use of doc_name field
1910
1911 Wed Sep 10 13:23:24 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1912
1913         * sim-options.c (OPTION_ARCHITECTURE_INFO): New option.
1914         (standard_option_handler): Handle --architecture-info.
1915
1916 Tue Sep  9 21:46:46 1997  Felix Lee  <flee@cygnus.com>
1917
1918         * sim-core.h (sim_cpu_core): [WITH_XOR_ENDIAN + 1], to avoid
1919         illegal zero-sized array.
1920         * sim-core.c (sim_core_xor_read_buffer): same.
1921
1922 Tue Sep  9 11:20:35 1997  Doug Evans  <dje@canuck.cygnus.com>
1923
1924         * nltvals.def: Regenerate.
1925
1926 Tue Sep  9 02:10:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1927
1928         * sim-fpu.c (DP_FRACHIGH2): Define LL using SIGNED64.
1929
1930 Mon Sep  8 12:22:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1931
1932         * sim-bits.c (MASKED): Delete.
1933         (EXTRACTED): Delete.
1934         (LSEXTRACTED, MSEXTRACTED): New functions.
1935
1936         * sim-n-bits.h (MASKEDn): Delete, define as MSMASKED or LSMASKED.
1937         (MSMASKEDn, LSMASKEDn): Add last argument.
1938         (MSMASK*): Ditto.
1939
1940         * sim-bits.h (EXTEND8, EXTEND16): Define.
1941         (EXTRACTED64): Define as 64 bit extract, not 32 bit.
1942
1943         * sim-run.c (sim_engine_run): Use CPU_CIA macro.
1944
1945         * sim-engine.h (SIM_ENGINE_HALT_HOOK): Use CPU_CIA to get at
1946         current instruction address.
1947
1948         * sim-inline.h (*_ENGINE): Define.
1949
1950 Fri Sep  5 08:39:02 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1951
1952         * sim-core.c (sim_core_attach): Fix checks of modulo/mask.
1953
1954         * sim-watch.c (delete_watchpoint): Delete by ident and type.
1955         (watch_option_handler): Call delete_watchpoint with ident or type.
1956         (sim_watchpoint_install): Create interrupt specific watchpoint
1957         commands on the fly.
1958         (do_watchpoint_create): New function, create a watch point using
1959         type/int-nr info encoded in the option nr.
1960         (do_watchpoint_info): New function.  List active watchpoints.
1961
1962         * sim-watch.h: Change data structure to a list.
1963
1964         * sim-memopt.c (memory_option_handler): Require explicit "all"
1965         before deleting all memory regions.
1966
1967         * sim-utils.c (sim_do_commandf): New function, printf version of
1968         sim_do_command.
1969
1970         * sim-basics.h (asprintf, vasprintf): Hack, define for CYGWIN32.
1971
1972         * sim-alu.h (ALU64_ADD): Use explicit MSEXTRACTED64, do not assume
1973         bit endianness.
1974         (SIGNED64, UNSIGNED64): Delete.
1975         (ALU64_ADD): Don't rely on bit endianness.
1976         (ALU64_BEGIN): Define.
1977
1978         * sim-n-bits.h (MSEXTRACTEDn, LSEXTRACTED): New functions.
1979         (EXTRACTEDn): Delete, define as either LSEXTRACTED or MSEXTRACTED.
1980
1981         * sim-types.h (SIGNED64, UNSIGNED64): New macros, attach relevant
1982         suffix - u64, LL - to 64 bit constants.
1983
1984 Thu Sep  4 09:27:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1985
1986         * sim-config.c (sim_config): Add assert for SIM_MAGIC_NUMBER.
1987
1988         * sim-utils.h (NZALLOC): Define - zalloc * N.
1989
1990         * sim-hrw.c (sim_read, sim_write): New file.  Provide generic
1991         implementation of read/write functions.
1992
1993         * Make-common.in (sim-hrw.o): New target.
1994
1995         * sim-base.h (STATE_MEMOPT_P): Delete, simulators _always_ add
1996         memory.
1997
1998         * sim-memopt.c (memory_option_handler): Implement memory-size
1999         command. Implement memory-alias command.  Let memory-delete delete
2000         all memory regions.
2001         (add_memopt): New function.  Add a memory region.
2002         (do_memopt_delete): New function. Delete a memory region.
2003
2004         * sim-utils.c (sim_elapsed_time_get): Never return zero.
2005
2006         * sim-core.c (sim_core_detach): New function.
2007         (sim_core_map_detach): New function. Perform the actual detach.
2008         (sim_core_init): Move initialization code from here.
2009         (sim_core_install): To here.
2010         (sim_core_uninstall): And here.
2011
2012         * sim-module.c: Add memopt module.
2013
2014         * sim-base.h (STATE_MEMOPT, STATE_MEMOPT_P): Add memopt to
2015         simulator base type.
2016
2017         * Make-common.in (sim_main_headers): Add sim-memopt.h
2018         (sim-memopt.o): New target.
2019
2020         * sim-core.c (sim_core_install): Add core_options to the option
2021         table.
2022
2023         * sim-watch.c (watch_options): Make --delete-watch a synonym for
2024         --watch-delete.
2025
2026         * sim-config.h (WITH_MODULO_MEMORY): Define as 0.  Update
2027         comments.
2028
2029         * sim-core.h (struct _sim_core_mapping): Change nr_bytes to type
2030         address_word, add mask member.
2031
2032         * sim-core.h, sim-core.c (sim_core_attach): Make nr_bytes of type
2033         address_word, allow for 64bit targets in 32bit host. Add modulo
2034         argument.
2035         (sim_core_map_attach): Ditto.
2036         (new_sim_core_mapping): Ditto.
2037         (sim_core_translate): Mask address when modulo memory.
2038
2039 Wed Sep  3 17:32:54 1997  Doug Evans  <dje@seba.cygnus.com>
2040
2041         * sim-hload.c (sim_load): Add assert for SIM_MAGIC_NUMBER.
2042
2043         * gdbinit.in: New file.
2044         * aclocal.m4 (SIM_AC_OUTPUT): Build .gdbinit.
2045         * Make-common.in (distclean): Delete .gdbinit.
2046         (.gdbinit): Add rule for.
2047         * configure: Regenerated to track ../common/aclocal.m4 changes.
2048
2049         * Make-common.in (cgen-run.o): Add rule for.
2050
2051 Wed Sep  3 10:08:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2052
2053         * sim-resume.c (sim_resume): Suspend/resume the simulator.
2054
2055         * sim-events.c (sim_watch_valid): Compute total elapsed time from
2056         both resumed and previous elapsed time.
2057         (sim_events_init): Set initial_wallclock and current_wallclock to
2058         zero.
2059         (sim_events_install): Install sim_events_suspend and
2060         sim_events_resume.
2061         (sim_events_watch_clock): Allow for suspended simulator when
2062         computing the time of the clock event.
2063
2064         * sim-events.h (struct _sim_event): Add resume_wallclock, rename
2065         initial_wallclock to elapsed_wallclock, set both to zero.
2066         (sim_events_init, sim_events_uninstall): Delete prototypes.
2067
2068         * sim-module.h (MODULE_SUSPEND_FN, MODULE_RESUME_FN): Define types.
2069
2070         * sim-module.c(sim_module_resume, sim_module_suspend): New
2071         functions.
2072
2073 Wed Sep  3 10:08:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2074
2075         * sim-core.c (sim_core_map_attach): Clarify memory overlap error
2076         message.
2077
2078 Tue Sep  2 14:57:06 1997  Doug Evans  <dje@canuck.cygnus.com>
2079
2080         * Makefile.in (TAGS): Add support for "/* TAGS: foo */" marker.
2081         * Make-common.in (TAGS): Likewise.
2082         * sim-n-bits.h: Add TAGS comments for all functions.
2083         * sim-n-core.h: Likewise.
2084         * sim-n-endian.h: Likewise.
2085
2086 Mon Sep  1 10:50:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2087
2088         * sim-utils.c (sim_state_alloc): Set CPU backlinks, callback and
2089         kind.
2090
2091         * sim-base.h (sim_state_alloc): Add callback and kind arguments.
2092
2093         * sim-base.h (INVALID_INSTRUCTION_ADDRESS): Add default
2094         definition.
2095
2096 Sat Aug 30 09:47:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2097
2098         * sim-fpu.c (DP_GARDMSB, ...): Make unsigned.
2099         (DP_FRACHIGH, DP_FRACHIGH2, ..): Use MSMASK to avoid LL.
2100
2101 Fri Aug 29 13:37:44 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2102
2103         * sim-core.c (sim_core_map_attach): Cast attach enum to int.
2104         (sim_core_xor_read_buffer, sim_core_xor_write_buffer): Make
2105         nr_transfered and nr_this_transfer unsigned.
2106
2107         * sim-events.c (sim_events_tickn): N is signed, as limited to
2108         MAXINT.
2109
2110         * sim-n-endian.h (offset_N): Change size to unsigned.
2111
2112         * callback.c (os_poll_quit): Add prototypes for kbhit and getkey.
2113
2114 Fri Aug 29 10:10:53 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2115
2116         * sim-utils.c (sim_copy_argv): Delete, replaced by dupargv.
2117
2118         * sim-options.c (sim_parse_args): Use dupargv.
2119
2120 Thu Aug 28 10:36:34 1997  Doug Evans  <dje@canuck.cygnus.com>
2121
2122         * sim-options.c (standard_option_handler): Use xstrdup, not strdup.
2123
2124 Thu Aug 28 12:09:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2125
2126         * sim-base.h (STATE_ARCHITECTURE, STATE_TARGET): Add to simulator
2127         base type.
2128
2129         * sim-options.c (standard_options): Add --architecture=MACHINE and
2130         --target=TARGET options.
2131         (OPTION_ARCHITECTURE, OPTION_TARGET): Define.
2132         (standard_option_handler): Handle architecture and target options.
2133         (bfd.h): Include.
2134
2135         * sim-utils.c (sim_analyze_program): Pass STATE_TARGET to
2136         bfd_openr.
2137         (sim_analyze_program): Set prog_bfd architecture from
2138         STATE_ARCHITECTURE if known.
2139
2140 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2141
2142         * configure: Regenerated to track ../common/aclocal.m4 changes.
2143         * config.in: Ditto.
2144
2145 Wed Aug 27 18:11:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2146
2147         * aclocal.m4 (enable-sim-warnings): Remove comment stating
2148         that option does not apply to certain files.
2149
2150 Wed Aug 27 15:13:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2151
2152         * sim-bits.h (LSBIT8, LSBIT16, LSBIT32, LSBIT64, LSBIT, MSBIT8,
2153         MSBIT16, MSBIT32, MSBIT64, MSBIT): New macros - single bit as
2154         offset from MSB/LSB.
2155
2156         * sim-endian.h (A1_8, A2_8, A4_8, A1_4, A2_4, A1_2): New macro,
2157         access address of sub word quantity of a hosts 16, 32, 64 bit word
2158         type.
2159         (V1_2, V1_4, V2_4, V1_8, V2_8, V4_8): Ditto for values.
2160         (U8_1, U8_2, U8_4, U4_1, U4_2, U2_1): Ditto for set of values.
2161         (V2_H1, V2_L1, V4_H2, V4_L2, V8_L4, V8_H4): Given N byte argument,
2162         return N*2 byte value with argument in Hi/Lo word.  Renamed from
2163         V1_H2, V1_L2, V2_H4, V2_L4, V4_H8, V4_L8.
2164
2165         * sim-alu.h (ALU32_HAD_OVERFLOW): Use 64 bit mask not 32bit.
2166         (ALU16_HAD_CARRY, ALU32_HAD_CARRY, ALU16_HAD_OVERFLOW): Use MSBIT
2167         so that bit offset is explicit.
2168
2169 Wed Aug 27 11:55:35 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2170
2171         * sim-utils.c (sim_analyze_program): Add prog_name argument.
2172         Update STATE_PROG_BFD when needed with a dup'd copy of the
2173         program.
2174
2175         * sim-config.c (sim_config): Delete ABFD argument, use
2176         STATE_PROG_BFD directly.
2177
2178 Tue Aug 26 12:55:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2179
2180         * run.c (main): Pass the open ABFD to sim_create_inferior.
2181
2182         * nrun.c (main): Determine prog_bfd.  Pass to sim_create_inferior
2183         and sim_load.
2184         (bfd.h): Include.
2185
2186         * sim-hload.c (sim_load): New file. Implement generic sim_load for
2187         hardware only simulator targets.
2188
2189         * Make-common.in (sim-hload.o): Add rule.
2190
2191 Wed Aug 27 09:51:42 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2192
2193         * sim-utils.c (sim_copy_argv): Rewrite to match malloc strategy
2194         used by copyargv and freeargv.
2195
2196         * sim-options.c (sim_parse_args): Save a copy of PROG-ARGS in
2197         STATE_PROG_ARGV, not just a pointer.
2198
2199 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2200
2201         * configure: Regenerated to track ../common/aclocal.m4 changes.
2202         * config.in: Ditto.
2203
2204 Mon Aug 25 12:11:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2205
2206         * aclocal.m4 (sim-endian): Add second argument to
2207         SIM_AC_OPTION_ENDIAN.  First is hardwired endian, second is
2208         default endian when not hardwired.
2209
2210         * sim-config.h (WITH_DEFAULT_TARGET_BYTE_ORDER): New macro, if all
2211         else failes value for target byte order.
2212
2213         * sim-config.c (sim_config): Add abfd arguments. Set
2214         STATE_PROG_BFD accordingly.  Determine prefered_target_byte_order
2215         from same.
2216         (sim_config): Return SIM_RC, don't abort.
2217         (bfd.h): Include.
2218
2219         * run.c (main): Update call to sim_open - add ABFD argument.
2220         * nrun.c (main): Add NULL ABFD argument.
2221
2222 Thu Aug 14 12:48:57 1997  Doug Evans  <dje@canuck.cygnus.com>
2223
2224         * callback.c (os_poll_quit): Make static.
2225         Call sim_cb_eprintf, not p->eprintf.
2226         (sim_cb_printf, sim_cb_eprintf): New functions.
2227         * sim-utils.h (sim_cb_printf, sim_cb_eprintf): Declare.
2228
2229         * sim-basics.h (zalloc,zfree,sim_add_commas,SIM_ELAPSED_TIME,
2230         sim_elapsed_time_get,sim_elapsed_time_since): Move decls to
2231         sim-utils.h. #include sim-utils.h.
2232         * sim-utils.h: Above decls moved here.
2233         (sim_analyze_program,sim_load_file): Use `struct _bfd', not `bfd'.
2234
2235         * sim-watch.c (action_watchpoint): Fix thinkos.
2236
2237 Thu Jul 24 08:48:05 1997  Stu Grossman  (grossman@critters.cygnus.com)
2238
2239         * sim-types.h:  Fix defs of 64 bit data types for MSVC.
2240
2241 Tue Jul 22 10:35:37 1997  Doug Evans  <dje@canuck.cygnus.com>
2242
2243         * sim-n-core.h (sim_core_write_unaligned_N): Add missing break
2244         to FORCED_ALIGNMENT case.
2245
2246 Thu Jun  5 13:48:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2247
2248         * callback.c (target_to_host_open): Handle hosts with O_BINARY.
2249
2250 Thu Jun  5 08:47:10 1997  Jeffrey A Law  (law@cygnus.com)
2251
2252         * Make-common.in (libsim.a): Fix typo.
2253
2254 Thu Jun  5 13:48:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2255
2256         * nrun.c (main): Verify the structure returned before using it.
2257
2258 Wed Jun  4 11:44:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2259
2260         * sim-config.h (WITH_ENGINE): Enable the sim-engine module by
2261         default.
2262
2263         * sim-engine.c (sim_engine_install): New function.  Install the
2264         engine init functions.
2265         (sim_engine_init): [Re]initialize the simulator engine.
2266
2267         * sim-module.c: Add sim_engine to list of modules that always
2268         install.
2269
2270 Tue Jun  3 04:52:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2271
2272         * sim-watch.c (schedule_watchpoint): Use sim_unschedule_watchpoint
2273         to remove the old watchpoint, not delete_watchpoint.
2274         (watch_option_handler): Action the correct watchpoint, not just
2275         cycles.
2276
2277 Wed May 28 14:47:41 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2278
2279         * sim-n-core.h (sim_core_write_aligned_N): For 8byte reads, output
2280         both low and high word.
2281         (sim_core_write_aligned_N): Ditto.
2282
2283         * sim-trace.c (set_trace_options): Delete code explicitly setting
2284         core->trace.
2285
2286         * sim-options.c (sim_print_help): Call the list commands if not a
2287         standalone simulator.
2288         (sim_print_help): Advise that some options may not be applicable.
2289
2290         * sim-trace.c (set_trace_options): Assume core present.
2291
2292         * sim-events.c (sim_events_schedule_after_signal): Overflow signal
2293         buffer when full not almost full.
2294
2295 Tue May 27 14:32:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2296
2297         * sim-events.c (sim_events_process): Don't blat the event queue
2298         when processing watchpoints.
2299
2300         * sim-watch.h: Make arg unsigned long - stop sign extension.
2301
2302         * sim-events.c (sim_watch_valid): rewrite so debugable.
2303
2304         * sim-config.h (WITH_XOR_ENDIAN): Default to zero.
2305
2306         * sim-watch.c (schedule_watchpoint): Add is_within option so that
2307         inequality test is possible.
2308         (handle_watchpoint): Re-pass is_within arg.
2309         (watch_option_handler): When `!' prefix to pc-watchpoint arg pass
2310         0 to schedule_watchpoint's is_within arg.
2311         (sim_watchpoint_init): Re-pass is_within arg.
2312
2313         * sim-options.c (sim_print_help): Add is_command argument.  Don't
2314         include -- prefix when called from the command line interpreter.
2315
2316         * sim-watch.c (schedule_watchpoint): Pass true is_within argument.
2317
2318         * sim-events.c (sim_events_watch_sim): Add is_within argument,
2319         zero indicates that the test should be reversed.
2320         (sim_events_watch_core): Ditto.
2321         (WATCH_CORE): Compare range against is_within.
2322         (WATCH_SIM): Ditto.
2323
2324 Tue May 27 12:48:03 1997  Andrew Cagney  <cagney@b2.cygnus.com>
2325
2326         * sim-events.c (WATCH_CORE): Pass NULL cpu argument to
2327         sim_core_read_buffer.  Check nr-bytes transfered.
2328
2329         * sim-core.h (sim_core_common): Define a new struct that contains
2330         the common data.  to sd and cpu structures.
2331         * sim-core.c (sim_core_attach): Update.
2332         (sim_core_init): Update. Remember to copy initialized data to each
2333         cpu.
2334         (sim_core_find_mapping): Ditto.
2335
2336         * sim-core.c (sim_core_read_buffer): Add cpu argument.
2337         (sim_core_write_buffer): Ditto.
2338
2339         * sim-n-core.h (sim_core_read_unaligned_N): When mis-aligned
2340         transfer use xor version of read buffer.
2341         (sim_core_write_unaligned_N): Ditto for write.
2342
2343         * sim-core.c (sim_core_xor_read_buffer): New function implement
2344         xor-endian data read breaking transfer up into xor-endian sized
2345         blocks.
2346         (sim_core_xor_write_buffer): Ditto for write.
2347         (reverse_n): Reverse order of arbitrary number of bytes in buffer
2348         - needed for xor-endian transfers.
2349
2350 Fri May 23 14:24:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2351
2352         * sim-inline.h: Review description.
2353
2354         * sim-core.h, sim-core.c: Reduce number of functions being inlined
2355         to just those involved in data transfers and configuration.
2356
2357         * sim-xcat.h (XSTRING): New macro, map macro definition onto
2358         string.
2359         * sim-n-core.h (sim_core_read_aligned_N): Use.
2360         (sim_core_read_unaligned_N): Ditto.
2361         (sim_core_read_unaligned_N): Ditto..
2362         (sim_core_write_unaligned_N): Ditto.
2363
2364         * sim-core.h: Add xor endian bitmap to main structure.  *
2365
2366         sim-n-core.h (sim_core_write_aligned_N): Add suport for xor
2367         endian.
2368         (sim_core_read_aligned_N): Ditto.
2369
2370         * sim-core.c (sim_core_set_xor_endian): New function.
2371         (sim_core_attach): Don't overwrite the per-cpu xor map when
2372         cloning the global core.
2373
2374 Fri May 23 10:53:13 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2375
2376         * sim-engine.h: Update below so that it is using an enumerated
2377         type.
2378
2379 Thu May 22 09:12:16 1997  Gavin Koch  <gavin@cygnus.com>
2380
2381         * sim-engine.c (sim_engine_restart):
2382         * sim-resume.c (sim_resume): Change longjmp param/setjmp
2383         return value used for simulator restart from 0 to 2.
2384
2385 Wed May 21 08:47:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2386
2387         * cgen-scache.c (scache_option_handler): Add is_command arg.
2388
2389         * sim-model.c (model_option_handler): Add is_command argument.
2390
2391         * sim-profile.c (profile_option_handler): Add is_command arg.
2392
2393         * sim-events.c (sim_watch_valid): Use ub64, lb64 when 64bit value
2394         involved.
2395
2396         * sim-module.c (sim_module_add_init_fn): Call init fn in the same
2397         order that they are registered.
2398
2399         * sim-options.h (OPTION_HANDLER): Add argument to differentiate
2400         between option and command line processing.
2401
2402         * sim-options.c: Include stdlib.h, ctype.h.
2403
2404         * Make-common.in (sim-watch.o): Add rule.
2405         (sim_main_headers): Assume sim-assert.h included.
2406         (sim-*.o): Simplify make rule.
2407
2408         * sim-module.c: Add sim_watch_install to module list.
2409
2410 Tue May 20 14:15:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2411
2412         * sim-base.h (STATE_LOADED_P): New predicate. Set once everything
2413         has been loaded.
2414
2415         * sim-trace.c (trace_install): Check magic. Include sim-assert.h.
2416         * sim-events.c (sim_events_install): Ditto.
2417         * sim-core.c (sim_core_install): Ditto.
2418         * sim-model.c (model_install): Ditto.
2419         * sim-options.c (standard_install): Ditto.
2420         * sim-profile.c (profile_install): Ditto.
2421         * sim-reason.c (sim_stop_reason): Ditto.
2422         * sim-run.c (sim_engine_run): Ditto.
2423         * sim-utils.c (sim_analyze_program): Ditto.
2424
2425         * sim-module.c (modules): Make profile_install and trace_install
2426         optional.
2427
2428         * sim-base.h (STATE_MEM_BASE): Define for flat memory systems.
2429
2430         * sim-options.c (standard_option_handler): Set the byte order.
2431
2432         * sim-events.c (sim_events_process): Allow multi tick processing.
2433         (sim_events_tickn): New function - multi cycle tick.
2434
2435         * sim-events.h (sim_events_tickn, sim_events_timewarp): Add
2436         prototypes.  Under development.
2437         (sim_events): Replace processing with nr_ticks_to_process.
2438
2439 Tue May 20 09:39:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2440
2441         * nrun.c (main): Pass callbacks to sim_open instead of using
2442         sim_set_callbacks.
2443
2444         * run.c (main): Ditto.
2445
2446 Mon May 19 12:07:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2447
2448         * sim-events.c (sim_events_zalloc): Signal save memory allocator -
2449         stop tk interrupting malloc calls.
2450         (sim_events_zalloc): Converse.
2451
2452         * Make-common.in (sim_main_headers): Add sim-events.h.
2453
2454         * sim-events.c (sim_events_schedule_after_signal): Change return
2455         type to void - signal events are strictly internal.
2456         (sim_events_init): Allocate a finite buffer for signal events.
2457         (sim_events_schedule_after_signal): Enter signal events into the
2458         signal buffer.
2459
2460         * sim-engine.c (sim_engine_halt): Check SIM_DESC magic.
2461         (sim_engine_restart): Ditto.
2462         (sim_engine_abort): Ditto.
2463         * sim-stop.c (sim_stop): Ditto.
2464         (control_c_simulation): Ditto.
2465         * sim-resume.c (sim_resume): Ditto.
2466         (has_stepped): Ditto.
2467         * sim-abort.c (sim_engine_abort): Ditto.
2468
2469         * sim-basics.h (transfer_type): New type.
2470
2471         * sim-core.c (sim_core_signal): New function. Print core signal
2472         information.
2473         (sim_core_find_mapping): Add transfer argument.
2474
2475         * sim-n-core.h (sim_core_{write,write}_unaligned_N): Call
2476         SIM_CORE_SIGNAL if a recoverable abort.
2477         * sim-core.c (sim_core_find_mapping): Ditto.
2478
2479 Fri May 16 15:13:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2480
2481         * sim-core.c (sim_core_find_mapping): Replace calls to
2482         sim_io_error to more resiliant sim_engine_abort.
2483
2484         * sim-n-core.h (sim_core_read_unaligned_N): Ditto.
2485         (sim_core_write_unaligned_N): Ditto.
2486
2487 Tue May 13 13:50:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2488
2489         * sim-module.c: Add sim_events_install to list.
2490
2491         * sim-events.c (sim_events_install, sim_events_uninstall): Clonse
2492         from sim_core_*.
2493         (sim_events_init): Now returns SIG_RC.
2494
2495         * sim-run.c: New file. Generic sim_engine_run.
2496         * sim-reason.c: New file. Generic sim_stop_reason.
2497         * sim-stop.c: New file. Generic sim_stop.
2498         * sim-resume.c: New file. Generic sim_resume.
2499
2500         * Make-common.in (sim-engine.o): Add rule.
2501         (sim-run.o, sim-reason.o, sim-stop.o, sim-resume.o): Ditto.
2502
2503         * sim-engine.h, sim-engine.c: New file. Provide generic
2504         implementation of sim_engine_halt, sim_engine_error. et.al.
2505
2506         * sim-base.h (sim_state_base): Add member halt.
2507         (sim-engine.h): Include.
2508
2509         * sim-events.h (sim_event_handler): Always pass SIM_DESC to event
2510         handlers.
2511         * sim-events.c (sim_events_poll): Update event handler.
2512
2513 Tue May 13 09:57:49 1997  Andrew Cagney  <cagney@b2.cygnus.com>
2514
2515         * sim-events.h, sim-events.c (sim_events_watch_clock): New
2516         function.
2517         (sim_events_watch_sim): New function.
2518         (sim_events_watch_core): New function.
2519         (sim_watch_valid): New function.
2520         (sim_events_preprocess): New function.
2521         (sim_events_process): Process the watchpoints as well as the timer
2522         queue.
2523         (sim_events_tick): Check WORK_PENDING instead of the hold queue.
2524         (sim_events_deschedule): Check all the queues when removing an
2525         event.
2526         (sim_events_init): Ditto for cleaning.
2527
2528 Mon May 19 12:07:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2529
2530         * sim-fpu.c (is_ufpu_number): Comment out - currently unused.
2531
2532 Mon May 19 11:23:03 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2533
2534         * callback.c (os_open): Type of arg flags is int.
2535
2536 Fri May 16 22:26:43 1997  Michael Meissner  <meissner@cygnus.com>
2537
2538         * sim-fpu.c (sim_fpu_is_{eq,ne,lt,le,gt,ge}): Compare Infinities
2539         just like normal numbers as per IEEE rules.
2540
2541 Wed May 14 21:20:38 1997  Bob Manson  <manson@charmed.cygnus.com>
2542
2543         * callback.c (os_close): Mark the descriptor as being
2544         available if the close succeeded.
2545         (os_open): Pass 0644 as the mode of the file being created.
2546
2547 Thu May 15 10:58:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2548
2549         * sim-fpu.c (pack_fpu, unpack_fpu): New functions - decode a
2550         float.
2551
2552         * sim-inline.c (SIM_INLINE_C): Rename from _SIM_INLINE_C_.
2553         * sim-lnline.h: Update.
2554
2555         * sim-fpu.h, sim-fpu.c (sim_fpu_[iu]{32,64}to): New int2fp
2556         conversion functions.
2557         (sim_fpu_to{32,64}[iu]): New fp2int functions.
2558
2559         * sim-fpu.h, sim-fpu.c (sim_fpu_is_{lt,le,eq,ne,ge,gt}): New fp
2560         compare functions.  Replacing.
2561         (sim_fpu_cmp): This. Delete.
2562
2563 Mon May 12 14:49:05 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2564
2565         * sim-core.c (sim_core_find_mapping): Call engine_error not
2566         sim_io_error when possible.
2567
2568 Mon May 12 08:55:07 1997  Andrew Cagney  <cagney@b2.cygnus.com>
2569
2570         * sim-endian.h (V1_H2): Add macro's to insert a word into a
2571         high/low double word.
2572
2573         * sim-trace.h: Remove definition of attribute - defined in
2574         sim_basics.h.
2575
2576 Mon May 12 08:55:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2577
2578         * sim-options.h (struct OPTION): Add doc_opt as the documenting
2579         name of the option - or family of options.
2580
2581         * sim-options.c (sim_args_command): Match command `a-b c' with
2582         option `--a-b-c' from option table.
2583
2584 Thu May  8 12:40:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2585
2586         * sim-options.c (sim_print_help): For optional arguments, wrap
2587         them in [].
2588
2589         * sim-trace.c (set_trace_options): New function, handle optional
2590         argument and multiple assignment.
2591         (trace_option_handler): Update.
2592
2593         * sim-trace.c (trace_option_handler): Trace branch and not fpu
2594         when branch tracing selected.
2595
2596 Wed May  7 15:19:58 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2597
2598         * sim-trace.c (trace_one_insn): Make a va-args function.
2599
2600         * sim-trace.c (trace_vprintf): New function, va-arg version of
2601         trace_printf.
2602
2603 Tue May  6 16:38:16 1997  Doug Evans  <dje@canuck.cygnus.com>
2604
2605         * sim-trace.c (trace_uninstall): Don't close a file twice.
2606         * sim-profile.c (profile_uninstall): Likewise.
2607
2608 Tue May  6 06:14:01 1997  Mike Meissner  <meissner@cygnus.com>
2609
2610         * sim-trace.c (toplevel): Include bfd.h.
2611         (trace_options): Note that --trace-linenum also turns on
2612         --trace-insn.  Add --trace-{branch,semantics}.
2613         (trace_option_handler): If --trace-linenum, also turn on
2614         --trace-insn.  Add --trace-branch support.  If --trace-semantics,
2615         turn on ALU, FPU, branch, and memory tracing.
2616         (trace_one_insn): New function to trace an instruction.  Support
2617         --trace-linenum.
2618         (OPTION_TRACE_*): Use an enum, rather than lots of defines.
2619
2620         * sim-trace.h (TRACE_{SEMANTICS,BRANCH}_IDX): Add new macros.
2621         (MAX_TRACE_VALUES): Use 32, not 12 by default.
2622         (TRACE_branch): Add new mask.
2623         (TRACE_*_P): Define all possible trace_p macros.
2624         (trace_one_insn): Declare function.
2625
2626 Mon May  5 14:08:34 1997  Mike Meissner  <meissner@cygnus.com>
2627
2628         * sim-trace.h (__attribute__): Define as nothing if not GNU C or
2629         GNU C doesn't support __attributes__.
2630         ({trace,debug}_printf): Add attribute's so -Wformat can check the
2631         format strings.
2632
2633 Mon May  5 11:16:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2634
2635         * sim-config.h (FORCED_ALIGNMENT): New alignment option -
2636         addresses are masked forcing them to be correctly aligned.
2637         (WITH_ALIGNMENT): Make NONSTRICT_ALIGNMENT the default.
2638         * sim-config.c (config_alignment_to_a): Update.
2639
2640         * sim-core.h (sim_cpu_core): New data type contains cpu specific
2641         core data.
2642         * sim-base.h (CPU_CORE): Add cpu specific core data to cpu base
2643         type.
2644         * sim-core.c (sim_core_attach): Add CPU argument.  Ready for
2645         processor specific core maps.
2646         (sim_core_map_attach): Copy the core map data to each of the
2647         processor specific core data structures.
2648         * sim-core.c (sim_core_find_mapping): Update.
2649
2650         * sim-n-core.h (sim_core_read_N, sim_core_write_N): Rename.
2651         (sim_core_write_aligned_N, sim_core_write_aligned_N): New names.
2652         (sim_core_write_unaligned_N, sim_core_write_unaligned_N): New
2653         alternatives that handle unaligned addresses.
2654         (sim_core_{read,write}_{,un}aligned_N): Drop SIM_DESC arg, replace
2655         with just CPU arg.
2656         * cgen-utils.c (sim_disassemble_insn): Update.
2657
2658 Mon May  5 13:19:16 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2659
2660         * sim-trace.h (TRACE_FPU_IDX): Add Floating-point specific
2661         tracing.
2662
2663         * sim-fpu.h, sim-fpu.c: New files - prototype for generic target
2664         fpu support.
2665
2666         * sim-inline.h, sim-inline.c: Add support for SIM_FPU.
2667
2668 Fri May  2 17:59:42 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2669
2670         * sim-core.c (sim_core_map_to_str): New function ascii equivalent
2671         to map type.
2672
2673         * sim-n-core.h (sim_core_read_N, sim_core_write_N): Use in trace
2674         statement.
2675
2676 Fri May  2 17:28:02 1997  Andrew Cagney  <cagney@b2.cygnus.com>
2677
2678         * cgen-trace.c: Prepend additional trace_printf argument.
2679
2680         * cgen-utils.c (sim_disassemble_insn): Add additional core
2681         arguments.
2682
2683 Fri May  2 11:40:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2684
2685         * nrun.c (main): Catch/report errorenous simulator states.
2686
2687         * sim-module.c: #include "libiberty.h" so that xmalloc is defined.
2688         * sim-trace.c: #include string.h/strings.h so that memset is
2689         defined.
2690         * sim-utils.c: Ditto.
2691         * sim-profile.c: Ditto. And stdlib.h.
2692         (print_bar): Only define when used by instruction or memory profiler.
2693
2694         * sim-options.c (standard_option_handler): Make ul more local.
2695
2696         * sim-load.c (sim_load_file): Make the name constant.
2697         (sim_load_file): Passify gcc.
2698
2699         * sim-utils.h: New file, pre-declare utilites in corresponding .c
2700         file.
2701         * sim-utils.c, sim-load.c: Include sim-utils.h.
2702
2703         * sim-base.h (sim_cpu): Pre define here so available to all.
2704
2705         * sim-core.h (DECLARE_SIM_CORE_WRITE_N, DECLARE_SIM_CORE_READ_N):
2706         Restore the sim_cpu and instruction_address arguments so that full
2707         information is available to the abort function.
2708         * sim-core.c (sim_core_find_mapping, sim_core_write_buffer): Ditto.
2709         * sim-n-core.h (sim_core_write_N, sim_core_read_N): Update.
2710
2711         * sim-trace.h, sim-trace.c (trace_option_handler): Add interim
2712         tracing support for sim-events and sim-core.
2713         (trace_option_handler): Convert #if to if where possible so always
2714         compiled/checked by C compiler.
2715         * sim-n-core.h (sim_core_write_N, sim_core_read_N): Update.
2716
2717         * sim-base.h: Adjust comment documenting how to define the cpu
2718         structure.
2719         (sim_state_base): Add sim_core and sim_events to simulator base
2720         object.
2721
2722         * sim-trace.h, sim-trace.c (trace_printf): Add SIM_DESC argument.
2723         * sim-core.c (sim_core_init, sim_core_attach,
2724         sim_core_find_mapping): Update.
2725         * sim-events.c (ETRACE, sim_events_init, sim_events_time,
2726         update_time_from_event, insert_sim_event,
2727         sim_events_schedule_after_signal, sim_events_deschedule,
2728         sim_events_tick): Ditto.
2729
2730         * sim-basics.h (sim-module.h, sim-trace.h, sim-profile.h,
2731         sim-model.h): Move #includes from here.
2732         * sim-base.h: To here.
2733         (sim-core.h, sim-events.h, sim-io.h): Include also
2734
2735 Wed Apr 30 15:37:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2736
2737         * callback.c (default_callback): Missing initialisers.
2738
2739 Thu May  1 10:40:47 1997  Doug Evans  <dje@canuck.cygnus.com>
2740
2741         * sim-utils.c (sim_add_commas): New function.
2742         * sim-basics.h (sim_add_commas): Add prototype.
2743         * cgen-scache.c (scache_print_profile): Print commas in numbers.
2744         * sim-profile.c (COMMAS): New macro.
2745         (print_*): Use it to print commas in numbers.
2746
2747         * configure: Regenerated.
2748
2749         * cgen-sim.h (sim_signal_type): Add SIM_SIGINT.
2750         (cgen_state): New member run_fast_p.
2751         (cgen_init): Add prototype.
2752         (sim_disassemble_insn): New arg `cpu'.
2753         * cgen-trace.c (trace_insn): Update call to sim_disassemble_insn.
2754         * cgen-utils.c (cgen_init): New function.
2755         (sim_disassemble_insn): New arg `cpu'.  Rewrite fetching of insn.
2756         * genmloop.sh: Call engine_halt if loop exits.
2757
2758         * Makefile.in (sim-options_h): Define.
2759         (sim-{module,options,trace,profile,utils}.o): Clean up dependencies.
2760         (sim-model.o): Add new rule.
2761         (cgen-{scache,trace,utils}.o): Add new rules.
2762         * aclocal.m4 (SIM_AC_OPTION_{SCACHE,DEFAULT_MODEL}): Add.
2763         * cgen-scache.c (scache_print_profile): Change `sd' arg to `cpu'.
2764         Indent output by 2 spaces.
2765         * cgen-scache.h (scache_print_profile): Update.
2766         * cgen-trace.c (trace_insn_fini): Indent output by 2 spaces.
2767         Use trace_printf, not fprintf.
2768         (trace_extract): Use trace_printf, not cgen_trace_printf.
2769         * genmloop.sh (!FAST case): Increment `insn_count'.
2770         * sim-base.h (sim_state_base): Only include scache_size if WITH_SCACHE.
2771         (sim_cpu_base): Rename member `sd' to `state' to be consistent with
2772         access macro's name.
2773         * sim-core.c (sim_core_init): Use EXTERN_SIM_CORE to define it.
2774         Change return type to SIM_RC.
2775         (sim_core_{install,uninstall}): New functions.
2776         * sim-core.h (sim_core_{install,uninstall}): Declare.
2777         (sim_core_init): Use EXTERN_SIM_CORE to define it.
2778         Change return type to SIM_RC.
2779         * sim-model.h (models,machs,model_install): Declare.
2780         * sim-module.c (modules): Add scache_install, model_install.
2781         (sim_post_argv_init): Set cpu->state backlinks.
2782         * sim-options.c (standard_options): Delete --simcache-size,--max-insns.
2783         (standard_option_handler): Likewise.
2784         * sim-profile.c (PROFILE_{HISTOGRAM,LABEL}_WIDTH): Move to
2785         sim-profile.h.
2786         (*): Assume ANSI C.
2787         (profile_options): Delete --profile-simcache.
2788         (profile_option_handler): Likewise.
2789         (profile_print_insn): Change `sd' arg to `cpu'.  Indent output 2
2790         spaces.
2791         (profile_print_{memory,model}): Likewise.
2792         (profile_print_simcache): Delete.
2793         (profile_print_speed): New function.
2794         (profile_print): Rewrite.
2795         * sim-profile.h (PROFILE_scache): Renamed from PROFILE_simcache.
2796         (WITH_PROFILE_SCACHE_P): Renamed from WITH_PROFILE_SIMCACHE_P.
2797         (PROFILE_DATA): Delete members simcache_{hits,misses}.
2798         (PROFILE_COUNT_SIMCACHE_{HIT,MISS}): Delete.
2799         (PROFILE_{CALLBACK,CPU_CALLBACK}): New types.
2800         (profile_print): Update prototype.
2801
2802 Wed Apr 30 11:34:14 1997  Doug Evans  <dje@canuck.cygnus.com>
2803
2804         * cgen-scache.[ch], cgen-sim.h: New files.
2805         * cgen-trace.[ch], cgen-types.h, cgen-utils.c, genmloop.sh: New files.
2806         * sim-model.c: New file.
2807
2808         * Make-common.in (clean targets): Undo patch of Apr. 22.
2809
2810 Fri Apr 25 15:28:32 1997  Mike Meissner  <meissner@cygnus.com>
2811
2812         * sim-n-bits.h (signed): If we have a standard compiler, undef
2813         signed, so that signedN is defined correctly.
2814
2815 Thu Apr 24 00:00:07 1997  Doug Evans  <dje@canuck.cygnus.com>
2816
2817         * sim-module.h, sim-model.h, sim-profile.h: New files.
2818         * sim-module.c, sim-profile.c: New files.
2819         * Make-common.in (SIM_PROFILE): Define
2820         (CONFIG_CFLAGS): Add $(SIM_PROFILE).
2821         (sim_main_headers): Add sim-module.h, sim-model.h, sim-profile.h.
2822         (sim_module.o,sim-profile.o): Add rules for.
2823         * aclocal.m4 (--enable-sim-trace): Allow symbolic arguments.
2824         (--enable-sim-profile): Add.
2825         * configure: Regenerated.
2826         * sim-base.h (sim_state_base): New members init_list, uninstall_list,
2827         model.  Move trace and profile support to sim-{trace,profile}.h.
2828         New members trace_data, profile_data.
2829         * sim-basics.h: #include sim-module.h, sim-model.h, sim-profile.h.
2830         * sim-config.h: Provide default definition of WITH_PROFILE.
2831         (WITH_TRACE): Change default to -1.
2832         (MAX_NR_PROCESSORS): Always define.
2833         * sim-options.c: Move trace and profile support to
2834         sim-{trace,profile}.h.
2835         (sim_pre_argv_init): Moved to sim-model.c.
2836         (standard_install): New function.
2837         * sim-options.h (sim_pre_argv_init): Move decl to sim-model.c.
2838         (standard_install): Declare.
2839         * sim-trace.c: Tracing option handling moved here from sim-options.c.
2840         (trace_install, trace_uninstall): New functions.
2841         (trace_printf): Update reference to TRACE_FILE.
2842         * sim-trace.h (TRACE_FOO_IDX): Moved here from sim-base.h.
2843         (TRACE_foo): Bit masks for symbolic arguments to --enable-sim-trace.
2844         (WITH_TRACE_FOO_P): Define.
2845         (trace_install): Declare.
2846         (TRACE_DATA): New struct.
2847
2848 Wed Apr 23 17:23:15 1997  Doug Evans  <dje@canuck.cygnus.com>
2849
2850         * run.c: Undo last exec_bfd patch.
2851         (main): Only pass -E ifdef SIM_HAVE_BIENDIAN.
2852
2853 Wed Apr 23 17:54:27 1997  Mike Meissner  <meissner@cygnus.com>
2854
2855         * run.c (exec_bfd): Add back in.
2856         (main): Set exec_bfd.
2857
2858 Tue Apr 22 14:43:46 1997  Doug Evans  <dje@canuck.cygnus.com>
2859
2860         * sim-load.c (sim_load_file): #include <stdio.h> for NULL.
2861
2862 Wed Apr 23 02:55:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2863
2864         * sim-events.c (insert_sim_event): Call sim_io_error instead of
2865         less well defined engine_error.
2866         * sim-core.c: Ditto.
2867
2868 Tue Apr 22 08:48:16 1997  Stu Grossman  (grossman@critters.cygnus.com)
2869
2870         * Make-common.in:  Change clean targets to use :: so that other
2871         Makefiles can have their own clean targets.
2872         * sim-load.c (xprintf eprintf):  Use ANSI_PROTOTYPES instead of
2873         __STDC__ to control use of stdarg vs. varargs syntax.  Some
2874         systems can't use __STDC__, but require stdarg.
2875
2876 Fri Apr 18 11:14:43 1997  Doug Evans  <dje@canuck.cygnus.com>
2877
2878         * sim-options.c (standard_options): Add --endian.
2879         (standard_option_handler): Likewise.
2880
2881         * nrun.c: #include <signal.h>.
2882         (main, cntrl_c): Wrap calls to sim_resume in a SIGINT
2883         handler that calls sim_stop ().
2884
2885 Fri Apr 18 13:11:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2886
2887         * run.c (main, cntrl_c): Wrap calls to sim_resume in a SIGINT
2888         handler that calls sim_stop ().  Simulators may still be
2889         establishing their own handler.
2890
2891         * sim-events.c (sim_events_poll): Rename from
2892         sim_events_at_large_int.  Poll IO.
2893
2894         * sim-io.c (sim_io_poll_quit): New function - pass on a polling
2895         request.
2896
2897         * callback.c (os_poll_quit): New function poll for quit signal
2898         where needed.
2899         (default_callback): Include magic number.
2900
2901 Thu Apr 17 02:25:11 1997  Doug Evans  <dje@canuck.cygnus.com>
2902
2903         * aclocal.m4: Check for headers time.h, sys/time.h, sys/resource.h.
2904         Check for functions getrusage, time.
2905         * sim-basics.h (SIM_ELAPSED_TIME): New typedef.
2906         (sim_elapsed_time_get, sim_elapsed_time_since): Add prototypes.
2907         * sim-utils.c: #include time.h, sys/time.h, sys/resource.h if able.
2908         (sim_elapsed_time_get, sim_elapsed_time_since): New functions.
2909
2910         * sim-utils.c (sim_copy_argv, sim_analyze_program): New functions.
2911
2912         * sim-options.c, sim-options.h: New files.
2913         * sim-config.h (WITH_DEBUG): Provide default value of zero.
2914         * Make-common.in (nrun.o): Add rules for.
2915         * nrun.c: New file.
2916
2917         * run.c (main): Check return value of sim_open.
2918
2919         * Make-common.in (sim-options.o, sim-load.o, sim-trace.o): Add rules.
2920         (sim_main_headers): Add sim-trace.h.
2921         * run.c (exec_bfd, target_byte_order): Delete.
2922         (main): Pass -E <endian> to sim_open.  Delete code to load sections,
2923         call sim_load instead.  Check return code of sim_create_inferior.
2924         * sim-base.h (CURRENT_STATE): Define.
2925         (sim_state_base): Make typedef.  New members options, prog_argv,
2926         prog_bfd, text_{section,start,end}, start_addr, simcache_size,
2927         mem_size, memory [+ corresponding access macros].
2928         (sim_cpu_base): New typedef.
2929         * sim-trace.h: New file.
2930         * sim-trace.c: New file.
2931         * sim-basics.h: #include it.
2932         * sim-load.c: New file.
2933
2934 Tue Apr 15 15:10:13 1997  Ian Lance Taylor  <ian@cygnus.com>
2935
2936         * Make-common.in (INSTALL): Set to @INSTALL@.
2937         (INSTALL_XFORM, INSTALL_XFORM1): Remove.
2938         (install-common): Depend upon installdirs.  Use
2939         $(program_transform_name) directly, rather than using
2940         $(INSTALL_XFORM).
2941         (installdirs): New target.
2942         * Makefile.in (INSTALL): Set to @INSTALL@.
2943         (INSTALL_XFORM, INSTALL_XFORM1): Remove.
2944         (install-man): Depend upon installdirs.  Use
2945         $(program_transform_name) directly, rather than using
2946         $(INSTALL_XFORM).
2947         (installdirs): New target.
2948
2949 Tue Apr 15 15:08:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2950
2951         * sim-assert.h (SIM_ASSERT, ASSERT): Allow these macros to
2952         be overriden.
2953
2954 Wed Apr  9 16:06:44 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2955
2956         * sim-basics.h: Only bring in config.h and tconfig.h if
2957         HAVE_CONFIG_H.
2958
2959 Mon Apr  7 11:39:45 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2960
2961         * sim-config.h (WITH_TARGET_WORD_MSB): New Macro. Define the bit
2962         numbering convention of the target.
2963         * sim-config.c (print_sim_config): Print WITH_TARGET_WORD_BITSIZE
2964         and WITH_TARGET_WORD_MSB.
2965         (sim_config): When possible, check for consistency with bitsize
2966         and msb.
2967
2968         * sim-bits.h: Allow MSB to be other than zero.
2969         * sim-bits.c: Ditto.
2970         * sim-n-bits.h: Ditto.
2971
2972         * sim-bits.h (MSMASK*): New macros - converce to LSMASK*.
2973         * sim-n-bits.h (MSMASKEDn): Ditto.
2974
2975 Mon Apr 14 16:29:21 1997  Ian Lance Taylor  <ian@cygnus.com>
2976
2977         * Makefile.in (INSTALL): Change install.sh to install-sh.
2978
2979 Mon Apr  7 10:46:38 1997  Doug Evans  <dje@canuck.cygnus.com>
2980
2981         * sim-base.h (sim_state_base): Move `magic' to end of struct.
2982
2983 Mon Apr  7 15:53:21 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2984
2985         * run.c (main): Check that a program to run was specified.
2986
2987 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2988
2989         * aclocal.m4 (AC_TYPE_SIGNAL): Add check.
2990
2991         * configure: Regenerated to track ../common/aclocal.m4 changes.
2992         * config.in: Ditto.
2993
2994 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
2995
2996         * sim-endian.h: Move host {LITTLE,BIG}_ENDIAN support from here,
2997         * sim-config.h: To here.
2998
2999         * Make-common.in (SIM_EXTRA_DEPS): New config var.
3000         (sim_main_headers): Define.
3001         (sim-*.o): Depend on $(SIM_EXTRA_DEPS).
3002 start-sanitize-d30v
3003         (BUILT_SRC_FROM_COMMON): Move here from ../d30v/Makefile.in.
3004 end-sanitize-d30v
3005         (clean): Use it.
3006         (sim-utils.o): Add rule for.
3007         * sim-utils.o: New file.
3008         * sim-basics.h: #include sim-base.h.
3009         (zalloc): Make argument unsigned long.
3010         * sim-base.h: New file.
3011         * sim-inline.h (SIM_IO support): Delete.
3012         * sim-io.h: Delete inline support.
3013         * sim-io.c: Likewise.  sim-state.h renamed to sim-main.h.
3014         * sim-config.c: sim-state.h renamed to sim-main.h.
3015         * sim-core.c: Likewise.
3016         * sim-events.c: Likewise.
3017
3018         * run.c (main): Pass SIM_OPEN_STANDALONE to sim_open.
3019
3020         * aclocal.m4: Check for stdlib.h, string.h, strings.h, unistd.h.
3021         (sim-debug): Allow arguments.  Define WITH_DEBUG in addition to
3022         -DDEBUG.
3023         * configure: Regenerated to track ../common/aclocal.m4 changes.
3024
3025 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
3026
3027         * configure: Regenerated to track ../common/aclocal.m4 changes.
3028
3029 Wed Apr  2 11:08:11 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3030
3031         * sim-config.h (WITH_ALIGNMENT, WITH_FLOATING_POINT,
3032         WITH_XOR_ENDIAN, WITH_SMP, WITH_RESERVED_BITS): Assume that these
3033         are defined by the configure.
3034
3035         * aclocal.m4 (sim-stdio): Add option stdio from ../ppc configure.
3036
3037         * aclocal.m4 (floating-point, xor-endian, alignment, smp,
3038         reserved-bits): Always define.
3039
3040         * sim-config.h, sim-config.c (sim_config): New function - and new
3041         file - co-ordinate the setting/checking of the common simulator
3042         configuration options.
3043
3044         * Make-common.in (sim-config.o): Add rule.
3045
3046 Fri Mar 28 15:32:00 1997  Mike Meissner  <meissner@cygnus.com>
3047
3048         * callback.c (os_{,e}vprintf_filtered): Change stdarg type to
3049         va_list from void *, since va_list might not be a pointer type.
3050
3051 Mon Mar 24 15:27:12 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3052
3053         * sim-n-endian.h (offset_N): Correct assertion - word and sub word
3054         in wrong order.
3055         (offset_N): Correct computation of LE offset.
3056
3057         * sim-io.c (sim_io_error): Include a new line when reporting
3058         errors.
3059
3060         * sim-assert.h (SIM_FILTER_PATH): Out by one when locating last
3061         `/'.
3062
3063 Thu Mar 20 22:31:06 1997  Jeffrey A Law  (law@cygnus.com)
3064
3065         * run.c: Include alloca-conf.h.
3066
3067         * callback.c (os_evprintf_filtered): Fix typo.
3068
3069 Fri Mar 21 13:36:20 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3070
3071         * run.c (string.h, strings.h, stdlib.h): Include.
3072
3073         * sim-events.c (sim_events_tick): Recent cleanup failed to return
3074         0 when nothing pending.
3075
3076         * run.c (sim_size, sim_trace): Plicate GCC - these two functions
3077         will soon be going away.
3078         (getopt): Plicate GCC.
3079
3080         * sim-endian.c (sim-io.h): Plicate GCC.
3081         * sim-bits.c (sim-io.h): Ditto.
3082         * sim-n-bits.h (ROTn): Ditto.
3083
3084         * sim-io.c (sim_io_error): Correct check for NULL.
3085
3086         * sim-assert.h (SIM_FILTER_PATH): Separate out the code filtering
3087         the __FILE__.
3088         * sim-events.c: Use SIM_FILTER_PATH to filter out the filename
3089         path.
3090
3091 Wed Mar 19 01:12:06 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3092
3093         * aclocal.m4 (SIM_AC_OPTION_*: Move so that they are outside of
3094         SIM_AC_COMMON - SIM_AC_COMMON was gobling arguments.
3095
3096 Tue Mar 18 20:48:12 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3097
3098         * sim-alu.h: Include sim-xcat.h.
3099
3100 Tue Mar 18 13:58:18 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3101
3102         * Make-common.in (sim-bits.c, sim-core.c, sim-endian.c,
3103         sim-events.c, sim-inline.c, sim-io.c): Define rules for building
3104         these.
3105
3106         * sim-events.c (sim_events_at_large_int): New function.  Just
3107         schedules an event every large-int ticks.
3108         (sim_events_init): Call.
3109         (sim_events_tick, sim_events_process): Move async handing to
3110         sim_events_process.  Move timer decrement so that it occures after
3111         events have been processed.
3112
3113         * sim-basics.h (struct _engine): Remove declaration.
3114
3115         * sim-events.h, sim-events.c: Rename type to sim_events.  Prefix
3116         everything with same.  Rename global struct to SIM_DESC.
3117         * sim-core.h, sim-core.c, sim-n-core.c: Ditto for sim_core.
3118         * sim-io.h, sim-io.c: Ditto.
3119
3120         * sim-assert.h: New file. Optional assertion checking macros.
3121         * sim-io.c (sim_io_error): Make just this function tolerant to
3122         null pointers.
3123
3124         * sim-xcat.h: New file. Define concatenate macros.
3125         * sim-basics.h (XCONCAT*): Move to sim-xcat.h.
3126         * sim-n-core.h, sim-n-bits.h, sim-n-endian.h: Explicitly include
3127         concat macros.
3128
3129
3130 Tue Mar 18 12:44:55 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3131
3132         * sim-bits.h (LSMASK): New macro. Create mask of LS bits.
3133
3134 Mon Mar 17 18:10:05 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3135
3136         * sim-inline.h: Add definitions for sim-types.
3137         (ALL_BY_MODULE): New macro, encapsulate full inlining by the
3138         module.
3139
3140 Mon Mar 17 15:38:27 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3141
3142         * sim-events.h: Remove defunct reference to callback struct.
3143
3144 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3145
3146         * configure: Re-generate.
3147
3148 Mon Mar 17 15:04:47 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3149
3150         * Make-common.in (CSEARCH): Do not include the gdb directory in
3151         the search path.
3152
3153 Mon Mar 17 13:16:26 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3154
3155         * Make-common.in (SIM_ENDIAN, SIM_HOSTENDIAN, SIM_INLINE,
3156         SIM_WARNING): Drop, requiring the simulator specific Makefile.in
3157         to explicitly incorporate these.
3158
3159         * aclocal.m4 (--enable-sim-alignment); New option. Strongly
3160         specify the alignment restrictions of the target architecture -
3161         without this option all alignment restrictions are accomodated.
3162         (--enable-sim-assert): New option.  Conditionally compile in
3163         assertion statements.
3164         (--enable-sim-float): New option. Strongly specify the target's
3165         floating point support.
3166         (--enable-sim-hardware): New option.  Specify the hardware devices
3167         included in the simulation.
3168         (--enable-sim-packages): New option.  Specify the hardware
3169         packages included in the simulation.
3170         (--enable-sim-regparm): New option.  Specify that parameters be
3171         passed in registers instead of on the stack.
3172         (--enable-sim-reserved-bits): New option. Specify that reserved
3173         bits within an instruction are are correctly set.
3174         (--enable-sim-smp): New option. Specify the level of SMP support
3175         to be included in the simulator.
3176         (--enable-sim-stdcall): New option.  Specify an alternative
3177         function call convention.
3178         (--enable-sim-xor-endian): New option.  Configure xor-endian
3179         support used by some targets to implement bi-endian support.
3180
3181 Fri Mar 14 19:51:21 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3182
3183         * aclocal.m4 (--enable-sim-hostendian): New option.  Allow the
3184         host endianness to be overridden.
3185         (--enable-sim-endian): Allow the target platform's byte order
3186         to be overridden.
3187         (--enable-sim-inline): Control the inlining of common components.
3188         (--enable-sim-bswap): For compatibility, also define WITH_BSWAP.
3189         (--enable-sim-warnings): Enable additional GCC compiler checks.
3190         * Make-common.in (SIM_ENDIAN, SIM_HOSTENDIAN, SIM_INLINE,
3191         SIM_WARNINGS): Add.
3192
3193         * sim-n-core.h, sim-n-bits.h, sim-n-endian.h: Rename from
3194         sim-*-n.h so that the names are uniq on dos machines
3195         * sim-core.c, sim-bits.c, sim-endian.c: Update.
3196
3197 Thu Mar 13 12:32:42 1997  Doug Evans  <dje@canuck.cygnus.com>
3198
3199         * run.c: #include "libiberty.h".
3200         (main): New locals sd,no_args,sim_argv.
3201         Run buildargv on -a option.  Pass argv to sim_open, argv[0]
3202         is program name.  Update call to sim_set_callbacks.
3203         Record result of sim_open, pass to other sim_foo routines.
3204
3205 Thu Mar 13 10:24:05 1997  Michael Meissner  <meissner@cygnus.com>
3206
3207         * callback.c (os_printf_filtered): Do not call exit(1) or print a
3208         final newline.
3209
3210 Thu Mar  6 15:50:28 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3211
3212         * callback.c: Add os_flush_stdout and vprintf_filtered callbacks.
3213         Route stdout through buffered IO.
3214
3215         * callback.c: Add os_flush_stderr, os_write_stderr,
3216         os_evprintf_filtered functions to route error output through
3217         stderr.
3218
3219         * sim-io.h, sim-io.c (sim_io_flush_stderr, sim_io_flush_stdout):
3220         Correct return type - should be void.
3221
3222 Fri Mar  7 20:14:37 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3223
3224         * sim-basics.h: Clean up.  Many macro's moved to sim-inline.h.
3225
3226         * sim-config.h: Ditto.  For some options - eg WITH_DEVICES - do
3227         not provide a default value as undefined indicates disable code.
3228
3229 Thu Mar  6 15:50:28 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3230
3231         * sim-core.h, sim-core-n.h, sim-core.c: Borrow code from ppc
3232         directory.
3233         * sim-events.h, sim-events.c: Ditto.
3234         * sim-io.h, sim-io.c: Ditto.
3235
3236 Tue Mar  4 09:35:56 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3237
3238         * sim-alu.h (ALU_SUB_CA, ALU*_SUB_CA): New alu operation.
3239
3240         * sim-bits.h, sim-bits-n.h, sim-bits.c (LSMASKED*): New macro's
3241         extract the tail or least signifiant bits from an integer of the
3242         specified size.
3243
3244         * sim-bits.h, sim-bits.c: Clean up conditionally compiled #if
3245         WITH_TARGET_BITSIZE so that the compilation will fail when an
3246         unsupported bitsize value is defined.
3247
3248         (INSERTED*): Convert to functions.
3249         (EXTRACTED*): Ditto.
3250
3251         (SIGN_EXTEND, SEXT): Change to more terse name.
3252
3253 Tue Mar  4 09:35:56 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3254
3255         * sim-inline.h: Allow explicit control over which .c files will be
3256         included by their header.
3257
3258         * sim-inline.h: Allow explicit control over which .c files use the
3259         alternative - REGPARM - parameter passing mechanism.
3260
3261         * sim-inline.h, sim-inline.c: Don't attempt to include any of
3262         icache.c, idecode.c, semantics.c or support.c.  Those names are
3263         not generally applicable.
3264
3265 Thu Feb 27 10:17:23 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3266
3267         * sim-bits.c, sim-bits-n.h (new): Split sim-bits.c into two parts
3268         in a fashion similar to sim-endian-n.
3269
3270         * sim-endian.h: (H_word, L_word, AL_*, VL_*): Extend to include
3271         both value and address macro's.
3272
3273 Tue Feb 25 18:51:57 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3274
3275         * sim-alu.h (ALU16_BEGIN, ALU16_SET, ...): Fill in.
3276
3277         * sim-endian.h (L_word, H_word): Replace MS2W_4, LS2W_4 with more
3278         generic L_word, H_word macro's.
3279
3280 Thu Feb 20 18:36:55 1997  Andrew Cagney  <cagney@critters.cygnus.com>
3281
3282         * sim-basics.h: Borrow code from ppc directory.
3283         * sim-bits.c: Ditto.
3284         * sim-bits.h: Ditto.
3285         * sim-config.h: Ditto.
3286         * sim-endian-n.h: Ditto.
3287         * sim-endian.c: Ditto.
3288         * sim-endian.h: Ditto.
3289         * sim-inline.c: Ditto.
3290         * sim-inline.h: Ditto.
3291         * sim-types.h: Ditto.
3292
3293 Wed Feb 19 12:40:50 1997  Andrew Cagney  <cagney@critters.cygnus.com>
3294
3295         * sim-alu.h (ALU_SET16, ALU_SET32, ALU_SET64, etc): Make available
3296         all the ALU size alternatives and then auto-configure a default.
3297
3298         * sim-alu.h: Copy ppc/idecode_expression.h.
3299
3300 Mon Feb 17 10:44:18 1997  Andrew Cagney  <cagney@critters.cygnus.com>
3301
3302         * bits.h, bits.c (SIGN_EXTEND32, SIGN_EXTEND64): New functions,
3303         sign extend a bit within a value.
3304
3305         * sim-endian.h, sim-endian-n.h (offset_N): New functions - return
3306         a pointer into the middle of a host word.
3307         * sim-endian.h (MS2W_4, LS2W_4): Use this function.
3308
3309 Tue Feb 11 13:46:49 1997  Michael Meissner  <meissner@tiktok.cygnus.com>
3310
3311         * callback.c: If HAVE_CONFIG_H is defined, include config.h from
3312         autoconf.  If HAVE_UNISTD_H is defined, include unistd.h to get
3313         appropriate definitions of read, write, etc.  Add prototype for
3314         system.
3315
3316 Tue Feb  4 13:24:44 1997  Doug Evans  <dje@canuck.cygnus.com>
3317
3318         * Makefile.in (libcommon.a): Delete.
3319         (callback.o,targ-map.o): Delete, moved to Make-common.in.
3320         (gentmap,targ-vals.h,targ-map.c): Likewise.
3321         (run-autoconf): Delete.
3322         * aclocal.m4 (SIM_AC_OUTPUT): Redo creation of Makefile.
3323         (common makefile fragment): Moved back into ...
3324         * Make-common.in: Resurrect.
3325         * configure.in (AC_LINK_FILES): Delete, unnecessary now.
3326         * configure: Regenerated.
3327
3328 Fri Jan 31 07:16:49 1997  Doug Evans  <dje@canuck.cygnus.com>
3329
3330         * aclocal.m4 (SIM_AC_COMMON): Move COMMON_MAKEFILE_FRAG from here.
3331         (SIM_AC_OUTPUT): To here.
3332
3333 Fri Jan 24 10:37:17 1997  Stu Grossman  (grossman@critters.cygnus.com)
3334
3335         * aclocal.m4 (COMMON_MAKEFILE_FRAG):  Quote a couple of $'s in
3336         comments and single quotes.  Fixes a problem found on hpux.
3337
3338 Thu Jan 23 13:35:03 1997  Stu Grossman  (grossman@critters.cygnus.com)
3339
3340         * aclocal.m4:  Remove Make-common.in from dependencies.
3341         * (distclean):  Remove targ-vals.def.
3342
3343         * aclocal.m4 (SIM_AC_COMMON):  Move contents of Make-common.in
3344         into here.  Makes insertion into makefiles easier.  Also, change
3345         the way that callback.o, gentmap, targ-vals.h, targ-map.c,
3346         targ-map.o, and run are built.  They are now built in the
3347         individual simulator directories, taking sources from ../common as
3348         necessary.  This replaces the merging of libcommon.a into
3349         linsim.a, which was problematic for the WinGDB build process.
3350         * run.c:  Include config.h from . instead of ../common.
3351         * Make-common.in:  Remove.  It's no longer necessary.
3352
3353 Mon Dec 16 15:02:33 1996  Ian Lance Taylor  <ian@cygnus.com>
3354
3355         * Make-common.in (ALL_CLAGS): Put CFLAGS at the end.
3356         (.c.o): Put $(ALL_CFLAGS) before the file being compiled.
3357
3358 Wed Dec 11 11:30:58 1996  Jim Wilson  <wilson@cygnus.com>
3359
3360         * run.c (main): Set target_byte_order before call to sim_open.
3361
3362 Sun Dec  8 18:22:06 1996  Doug Evans  <dje@canuck.cygnus.com>
3363
3364         * callback.c: #include <stdlib.h>
3365         (os_error): New function.
3366         (default_callback): Add os_error.
3367
3368 Mon Nov 25 19:44:35 1996  Doug Evans  <dje@canuck.cygnus.com>
3369
3370         * Make-common.in (Makefile): Set CONFIG_HEADERS="".
3371         * aclocal.m4: Mark the fact that --enable-sim-bswap isn't host
3372         specific.
3373         (SIM_AC_OUTPUT): Don't build Makefile if CONFIG_FILES="".
3374
3375 Wed Nov 20 01:11:04 1996  Doug Evans  <dje@canuck.cygnus.com>
3376
3377         * run.c: #include ../common/config.h, tconfig.h.
3378         (myname): New static global.
3379         (main): Recognize new options -a, -c.  Also recognize -h if h8/300.
3380         Only process -c ifdef SIM_HAVE_SIMCACHE.
3381         Only process -p/-s ifdef SIM_HAVE_PROFILE.
3382         Parse program name from argv[0] and use in error messages.
3383         Pass sim_args to sim_open.  Pass prog_args to sim_create_inferior.
3384         Add support for incomplete h8/300 termination indicators.
3385         (usage): Make more verbose.
3386         * aclocal.m4,config.in,tconfig.in,configure.in,configure: New files.
3387         * Makefile.in,Make-common.in,callback.c: New files.
3388         * nltvals.def,gentmap.c,gentvals.sh: New files.
3389
3390 Tue Nov 12 13:34:00 1996  Dawn Perchik  <dawn@cygnus.com>
3391
3392         * run.c: Include stdarg.h if __STDC__.
3393
3394 Tue Oct 15 11:16:31 1996  Jeffrey A Law  (law@cygnus.com)
3395
3396         * run.c (main): Don't print out anything if the signal
3397         number is zero (ie no signal).
3398
3399 Tue Oct 15 11:20:44 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
3400
3401         * run.c (main): Print out if the program raised a signal.
3402
3403 Wed Sep 18 09:52:14 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
3404
3405         * run.c (exec_bfd): Rename from sim_bfd, to use the gdb name.
3406         (main): Ditto.
3407
3408 Tue Sep 17 11:04:50 1996  James G. Smith  <jsmith@cygnus.co.uk>
3409
3410         * run.c (main): Explicitly cast malloc() parameter.
3411
3412 Thu Sep 12 11:27:21 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
3413
3414         * run.c (sim_bfd): New global to hold the bfd pointer for the
3415         executable.
3416         (main): Initialize sim_bfd.
3417
3418 Fri Dec 15 16:27:49 1995  Ian Lance Taylor  <ian@cygnus.com>
3419
3420         * run.c (main): Use new bfd_big_endian macro.
3421
3422 Wed Nov  8 15:49:49 1995  James G. Smith  <jsmith@pasanda.cygnus.co.uk>
3423
3424         * run.c (main): Removed SH specific comments, so source is
3425         generic. Also updated to only load relevant sections. Moved
3426         sim_open() to after callback attach (to match GDB).
3427
3428         * run.1: Removed SH specific comments.
3429
3430 Sat Oct 21 12:31:01 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
3431
3432         * run.c (main): Always return sigrc at end.
3433
3434 Tue Oct 10 12:03:13 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
3435
3436         * run.c (main): Print error diagnostic and exit if bfd_openr() or
3437         bfd_check_format() fails.
3438
3439 Thu Sep 28 15:40:36 1995  steve chamberlain  <sac@slash.cygnus.com>
3440
3441         * run.c, run.1: From sh directory.
3442
3443