sim/common/ChangeLog

   1 Thu Jun 11 00:50:03 1998  Doug Evans  <devans@seba.cygnus.com>
   2
   3         * sim-core.h (SIM_CORE_SIGNAL_FN): New typedef.
   4         * sim-core.c (sim_core_signal): Make extern, always define.
   5
   6 Wed Jun 10 16:02:29 1998  Doug Evans  <devans@seba.cygnus.com>
   7
   8         * Make-common.in (CGEN_FLAGS_TO_PASS): New variable.
   9         * cgen-ops.h (ANDIF): New macro.
  10         (ANDIF[BQHSD]I): Delete.
  11
  12 Thu Jun  4 13:53:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  13
  14         * hw-events.c (create_hw_event, delete_hw_event): Delete.
  15         (hw_event_queue_schedule, hw_event_queue_deschedule,
  16         bounce_hw_event): Fix hw-event memory corruptions found by Joyce
  17         Janczyn.
  18
  19         * hw-alloc.h (HW_NZALLOC): Define.
  20
  21         * Make-common.in (test-hw-events): Add target for testing the
  22         hw-event code.
  23
  24 Mon May 25 21:11:26 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  25
  26         * Make-common.in (SIM_COMMON_HW_OBJS): Add hw-handles.o and
  27         hw-instances.o.
  28         hw-handles.c, hw-instances.c, hw-handles.h, hw-instances.h: New
  29         files.
  30         * hw-main.h: Include hw-handles.h, hw-instances.h.
  31         * hw-base.h ({create,delete}_hw_{handles,instances}_data): Declare
  32         * hw-base.c (hw_create, hw_delete): Call same.
  33
  34 Mon May 25 18:55:35 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  35
  36         * dv-core.c: Include hw-main.h and sim-main.h.
  37         * dv-pal.c: Include hw-main.h and sim-io.h.
  38         * dv-glue.c: Include hw-main.h.
  39
  40         * hw-main.h: New file.  Move list of includes to here.
  41         * hw-base.h: From here.
  42         * Make-common.in (hw_base_headers): Rename to hw_main_headers.
  43         (hw-*.o, dv-*.o): Update.
  44         * hw-tree.c, hw-base.c, hw-properties.c, hw-ports.c, hw-device.c,
  45         hw-events.c, hw-alloc.c, sim-hw.c: Include hw-main.h instead of
  46         sim-main.h.
  47
  48         * hw-base.h (do_hw_attach_regs, do_hw_poll_read_method,
  49         do_hw_poll_read): Move declarations from here.
  50         * hw-main.h: To here.
  51
  52         * hw-base.h (struct hw_device_descriptor, hw_finish_callback):
  53         Move from here.
  54         * hw-main.h (struct hw_descriptor, hw_finish_method): To here,
  55         rename.
  56         * Make-common.in (hw-config.h): Update
  57         * hw-base.c, dv-pal.c, dv-glue.c: Update
  58
  59         * dv-glue.c, hw-device.h, hw-base.h, hw-ports.c: Rename
  60         `*_callback' to `*_method.
  61
  62 Mon May 25 18:41:18 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  63
  64         * hw-base.h (set_*): Move set method macros from here.
  65         * hw-device.h: To here.
  66
  67 Mon May 25 18:21:38 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  68
  69         * hw-base.h (create_hw_property_data, delete_hw_property_data):
  70         Declare.
  71
  72         * hw-base.c (hw_create, hw_delete): Call
  73         * hw-properties.c (create_hw_property_data,
  74         delete_hw_property_data): Define.
  75
  76 Mon May 25 17:40:46 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  77
  78         * hw-device.c, hw-properties.c: Include hw-base.h
  79
  80         * hw-alloc.h, hw-alloc.c: New files. Move alloc code to here.
  81         * hw-device.c: From here.
  82         * hw-base.h: Include "hw-events.h".
  83
  84         * hw-base.h (create_hw_alloc_data, delete_hw_alloc_data): Declare.
  85         * hw-base.c (hw_create, hw_delete): Call.
  86         * hw-alloc.c (create_hw_alloc_data, delete_hw_alloc_data): Define.
  87
  88         * Make-common.in (SIM_NEW_COMMON_OBJS): Add hw-alloc.o.
  89         (hw-alloc.o): New target.
  90
  91 Mon May 25 17:14:27 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  92
  93         * hw-events.h, hw-events.c: New files.  Move event code to here.
  94         * sim-hw.c: From here.
  95         * hw-base.h: Include "hw-events.h".
  96         * Make-common.in (SIM_NEW_COMMON_OBJS): Add hw-events.o.
  97         (hw-events.o): New target.
  98
  99         * hw-device.h (struct hw): Add struct hw_event_data events_of_hw.
 100         * hw-events.h (struct hw_event): Replace typedef hw_event.
 101
 102         * hw-base.h (create_hw_event_data, delete_hw_event_data): Declare.
 103         * hw-base.c (hw_create, hw_delete): Call.
 104         * hw-events.c (create_hw_event_data, delete_hw_event_data): Define.
 105
 106         * dv-pal.c: Update.
 107
 108 Mon May 25 16:55:16 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 109
 110         * hw-base.c (panic_hw_port_event, empty_hw_ports): Move from here.
 111         * hw-ports.c: To here.
 112
 113         * hw-base.h, hw-ports.c (create_hw_port_data,
 114         delete_hw_port_data): New functions.
 115         * hw-base.c (hw_delete, hw_create): Call same.
 116
 117         * hw-base.h (set_hw_ports, set_hw_port_event): Move set functions
 118         from here.
 119         * hw-ports.h: To here.
 120
 121 Mon May 25 16:42:48 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 122
 123         * hw-device.c (hw_ioctl), hw-device.h (hw_ioctl_callback): Drop
 124         PROCESSOR and CIA arguments.
 125
 126 Fri May 22 12:16:27 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 127
 128         * aclocal.m4 (SIM_AC_OPTION_HW): Add enable / disable argument.
 129         Move common object files from here.
 130         * Make-common.in (SIM_COMMON_HW_OBJS): To here.
 131
 132 Thu May 21 17:57:16 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 133
 134         * sim-hw.c: Include ctype.h.
 135         (do_hw_poll_read): Do not assume EAGAIN.
 136
 137 Wed May 20 04:37:57 1998  Doug Evans  <devans@seba.cygnus.com>
 138
 139         * cgen-trace.c (first_insn_p): New static local.
 140         (trace_insn_init): Set it.
 141         (trace_insn_fini): Use TRACE_PREFIX.
 142         (trace_insn): Rewrite to use trace_prefix.
 143         * sim-trace.c (trace_prefix): Don't print filename arg if NULL.
 144         Adjust width accordingly.
 145
 146         * sim-profile.h (PROFILE_DATA): New member profile_any_p.
 147         (PROFILE_ANY_P,PROFILE_INSN_P,PROFILE_MEMORY): New macros.
 148         (PROFILE_SCACHE_P,PROFILE_PC_P,PROFILE_CORE_P): New macros.
 149         (PROFILE_COUNT_INSN,PROFILE_COUNT_READ,PROFILE_COUNT_WRITE): Simplify.
 150         (PROFILE_COUNT_CORE): Simplify.
 151         * sim-profile.c (profile_option_handler): Compute profile_any_p.
 152
 153 Tue May 19 23:55:30 1998  Doug Evans  <devans@seba.cygnus.com>
 154
 155         * cgen-ops.h (ADDCFSI): Fix typo.
 156
 157 Sat May 16 12:44:52 1998  Doug Evans  <devans@seba.cygnus.com>
 158
 159         * cgen-sim.h (CGEN_CPU): New members idesc_{read,sem}_init_p.
 160         * genmloop.sh: Use them rather than static locals.
 161
 162         * sim-engine.c (sim_engine_set_run_state): New function.
 163         * sim-engine.h (sim_engine_set_run_state): Declare.
 164         * genmloop.sh (pending_reason,pending_sigrc): New static locals.
 165         (@cpu@_engine_stop): New args reason,sigrc.  All callers updated.
 166         (engine_resume): Reorganize.  Allow synchronous exit from main loop.
 167
 168 Fri May 15 16:06:05 1998  Doug Evans  <devans@seba.cygnus.com>
 169
 170         * cgen-trace.c (trace_insn_init): New arg first_p.
 171         All callers updated.
 172         (trace_insn_fini): New arg last_p.  All callers updated.
 173         * cgen-trace.h (trace_insn_init,trace_insn_fini): Update.
 174         (TRACE_INSN_INIT,TRACE_INSN_FINI): Update.
 175         * genmloop.sh (engine_resume): Update.
 176
 177 Fri May 15 15:59:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 178
 179         * Make-common.in (install-common): Run ranlib on installed copy of
 180         libsim.a.
 181
 182 Fri May 15 15:03:00 1998  Joyce Janczyn  <janczyn@cygnus.com>
 183
 184         * Make-common.in (install-common): Rename and install libsim.a.
 185
 186 Tue May 12 15:23:57 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 187
 188         * sim-io.c (unistd.h): Include.
 189
 190 Wed May  6 16:04:18 1998  Doug Evans  <devans@seba.cygnus.com>
 191
 192         * Make-common (sim_main_headers): Sort.
 193         (cgen-*.o): Add cgen-sim.h dependency.
 194
 195         * cgen-scache.c (scache_init): Only allocate space if scache element
 196         size is non-zero.
 197         (scache_flush,scache_print_profile): Check if scache in use first.
 198
 199         * cgen-sim.h (IDESC): Provide forward declaration.
 200         (DECODE): Delete.
 201         (CGEN_CPU): Always define scache member.  New members idesc,opcode.
 202         (cgen_cpu_max_extra_bytes): Declare.
 203         * cgen-utils.c (cgen_cpu_max_extra_bytes): New function.
 204
 205         * cgen.sh: s/@arch@/${arch}/ for cpu files.
 206
 207         * sim-cpu.h: New file.  sim_cpu_base moved here.
 208         Move sim_cpu_lookup decl here.
 209         * sim-base.h: #include "sim-cpu.h".
 210         * sim-cpu.c: New file.
 211         * Make-common (sim_main_headers): Add sim-cpu.h.
 212         (sim-cpu.o): Add rule for.
 213
 214         * sim-model.c (set_model): Delete.
 215         (sim_model_set,model_set): New functions.
 216         (sim_model_install): Renamed from model_install.
 217         Don't set default model here.
 218         (model_option_handler): Rewrite --model processing.
 219         (sim_model_lookup,sim_mach_lookup): New functions.
 220         * sim-model.h (MAX_MODELS,MAX_INSNS): Delete.
 221         (insn_timing): Delete.
 222         (INSN_TIMING): New member `num'.
 223         (IMP_PROPERTIES): Always define scache_elm_size member.
 224         (MACH): New member init_cpu.
 225         (sim_machs): Renamed from machs.
 226         (sim_model_install): Renamed from model_install.
 227         (sim_model_set,sim_model_lookup,sim_mach_lookup): Declare.
 228         * sim-module.c (modules): Update.
 229
 230         * sim-profile.c (profile_print_insn): Add cpu arg to INSN_NAME macro.
 231
 232         * sim-io.c: #include <errno.h>.
 233
 234 Wed May  6 12:39:15 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 235
 236         * dv-pal.c (struct hw_pal_device): Add reader.
 237         (hw_pal_finish): Initialize reader.
 238         (scan_hw_pal): Use reader.
 239
 240         * hw-base.h, sim-hw.c (do_hw_poll_read): New function.
 241         (HW_IO_EOF, HW_IO_NOT_READY): Define.
 242         * dv-pal.c: Use.
 243
 244         * sim-io.h, sim-io.c (sim_io_poll_read): New function.  Copy from
 245         ../ppc/main.c sim_io_read_stdin.
 246
 247 Fri May  1 12:11:02 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 248
 249         * hw-tree.h (hw_tree_print): Paramaterize with print and file
 250         arguments.
 251         * hw-tree.c: Update.
 252
 253         * hw-base.h (hw_port_event_callback): Delete CPU/CIA args.
 254         * hw-device.h (hw_io_read_buffer, hw_io_write_buffer): Delete
 255         CPU/CIA args.
 256         * hw-ports.h (hw_port_event): Ditto.
 257         * hw-ports.c (hw_port_event): Update.
 258         * hw-base.c (panic_hw_io_read_buffer, panic_hw_io_write_buffer):
 259         Update.
 260         * dv-pal.c (hw_pal_io_read_buffer, hw_pal_io_write_buffer):
 261         Update.
 262         (hw_pal_io_write_buffer): Call hw_halt not sim_engine_halt.
 263         (do_counter_event): Update.
 264         * dv-glue.c (hw_glue_io_read_buffer): Update.
 265         (hw_glue_port_event): Update.
 266
 267         * hw-device.h (SIM_DESC): Replace with struct sim_state.
 268         * hw-base.h (hw_create): Ditto.
 269         * hw-base.c (hw_create): Ditto.
 270
 271         * hw-device.c (hw_abort, hw_trace, hw_hw_event_queue_schedule,
 272         hw_event_queue_deschedule, hw_event_queue_time): Delete, moved
 273         from here to.
 274         * sim-hw.c: Here.
 275         * hw-device.h (hw_system_cpu): Declare.
 276         * sim-hw.c (hw_system_cpu): New function.
 277
 278         * sim-core.c (sim_core_map_attach, sim_core_attach): Call
 279         sim_hw_abort not hw_abort.
 280         (sim-hw.h): Include.
 281         (sim_core_read_buffer, sim_core_write_buffer): Call
 282         sim_hw_io_read_buffer and sim_hw_io_write_buffer. Do not pass CPU
 283         argument.
 284         (sim_core_set_xor): Do not pass CPU when aborting.
 285
 286         * sim-n-core.h (sim_core_read_aligned_N,
 287         sim_core_write_aligned_N): Call sim_hw_abort not hw_abort.
 288         (sim_core_read_aligned_N, sim_core_write_aligned_N): Call
 289         sim_cpu_hw_io_read_buffer and sim_cpu_hw_io_write_buffer. Does not
 290         return length.
 291
 292         * sim-hw.h: Declare sim_hw_io_{read,write}_buffer. Declare
 293         sim_hw_print.
 294         * sim-hw.c (sim_hw_io_read_buffer, sim_hw_io_write_buffer,
 295         sim_cpu_hw_io_read_buffer, sim_cpu_hw_io_write_buffer): New
 296         functions.
 297         (sim_hw_print): New function.
 298
 299         * sim-engine.h (sim_engine_vabort): Declare.
 300         * sim-engine.c (sim_engine_vabort): New function.
 301
 302 Wed Apr 29 23:58:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 303
 304         * sim-trace.c (print_data): For floating-point numbers trace raw
 305         hex value.
 306         (trace_result_fp2): New function.
 307         * sim-trace.h (trace_result_fp2): New declaration.
 308         (TRACE_FP_RESULT2): New macro.
 309
 310 Tue Apr 28 18:28:58 1998  Geoffrey Noer  <noer@cygnus.com>
 311
 312         * common/aclocal.m4: call AM_EXEEXT in SIM_AC_COMMON, define
 313         AM_CYGWIN32 and AM_EXEEXT.
 314         * common/Make-common.in: set EXEEXT, add missing EXEEXTs
 315         to run and install-common rules.
 316         * common/configure: regenerate
 317
 318 Sat Apr 25 17:45:01 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 319
 320         * sim-types.h (cell_word): New type.
 321         (natural_cell): Delete type.
 322
 323 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 324
 325         * configure: Regenerated to track ../common/aclocal.m4 changes.
 326         * config.in: Ditto.
 327
 328 Sun Apr 26 15:25:07 1998  Tom Tromey  <tromey@cygnus.com>
 329
 330         * acconfig.h (NEED_DECLARATION_PRINTF): Removed.
 331
 332 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 333
 334         * configure: Regenerated to track ../common/aclocal.m4 changes.
 335         * config.in: Ditto.
 336
 337 Fri Apr 24 11:38:08 1998  Tom Tromey  <tromey@cygnus.com>
 338
 339         * acconfig.h: New file.
 340         * Make-common.in (top_builddir): New macro.
 341         (INTL_LIB): Removed.
 342         (INTLLIBS): New macro.
 343         (INTLDEPS): Likewise.
 344         (LIBDEPS): Use INTLDEPS.
 345         (EXTRA_LIBS): Use INTLLIBS.
 346         * aclocal.m4 (SIM_AC_COMMON): Call CY_GNU_GETTEXT.
 347         (CY_WITH_NLS, CY_GNU_GETTEXT, AM_PATH_PROG_WITH_TEST,
 348         AM_LC_MESSAGES): New macros from GNU gettext.
 349
 350 Fri Apr 24 19:57:59 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 351
 352         * sim-config.h: Discard leading _ from macros.
 353         * sim-types.h: Ditto.
 354
 355 Wed Apr 22 14:14:19 1998  Michael Meissner  <meissner@cygnus.com>
 356
 357         * Make-common.in (CSEARCH): Add -I to intl directories.
 358         (INTL_LIB): Point to libintl.a.
 359         (LIBDEPS): Add $(INTL_LIB).
 360         (EXTRA_LIBS): Ditto.
 361
 362 Tue Apr 21 12:44:27 1998  Doug Evans  <devans@canuck.cygnus.com>
 363
 364         * cgen-types.h (GETHIDI,MAKEDI): Tweak.
 365
 366         * cgen-ops.h (ADDCFSI): Fix.
 367         (SUBCFSI): Tweak.
 368
 369 Tue Apr 21 13:18:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 370
 371         * sim-types.h (signed_address, unsigned_address): Define.
 372
 373 Mon Apr 20 21:47:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 374
 375         * sim-fpu.c (sim_fpu_2d): Don't return an SNaN, convert it into a
 376         QNaN.
 377
 378 Thu Apr 16 10:30:14 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 379
 380         * sim-fpu.c, sim-fpu.h (sim_fpu_fractionto, sim_fpu_tofraction):
 381         New functions, pack / unpack sim_fpu struct using raw values.
 382         (sim_fpu_is): Differentiate between negative and positive
 383         infinity.
 384
 385 Tue Apr 14 18:49:31 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 386
 387         * sim-bits.h (EXTEND4): Define.
 388         (EXTEND4, EXTEND15, EXTEND11): Ditto.
 389
 390 Tue Apr 14 16:31:35 1998  John Metzler  <jmetzler@cygnus.com>
 391
 392         * sim-memopt.c (parse_addr): Sunos 4.5 does not hane strtol
 393         declared so we need this cast to prevent long long addresses
 394         from being misconfigures. Results in access to unmapped memory.
 395
 396 Tue Apr 14 13:19:14 1998  Doug Evans  <devans@canuck.cygnus.com>
 397
 398         * Make-common.in (RUNTESTFLAGS): Define.
 399         (check): Pass RUNTESTFLAGS to recursive make.
 400
 401 Tue Apr 14 15:09:19 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 402
 403         * sim-info.c (sim_info): Be verbose when either VERBOSE or
 404         STATE_VERBOSE_P.
 405
 406 Sat Apr  4 23:24:17 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 407
 408         * aclocal.m4 (sim-inline): By default, disable sim-inline when
 409         cross compiling.
 410
 411 Sat Apr  4 20:36:25 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 412
 413         * aclocal.m4 (sim-cflags): Add -fomit-frame-pointer to defaults.
 414         (sim-inline): Update to match sim-inline.[hc]
 415         * configure: Regenerated to track ../common/aclocal.m4 changes.
 416
 417         * Make-common.in (sim_main_headers): Add sim-inline.h
 418
 419         * sim-bits.h (sim-bits.c): Include when H_REVEALS_MODULE_P.
 420         selected.
 421         * sim-endian.h (sim-endian.c): Ditto.
 422
 423         * sim-events.h (_SIM_EVENTS_H_): Replace with SIM_EVENTS_H.
 424         (sim_events_set_trace): Delete unused prototype.
 425
 426         * sim-core.h (_SIM_CORE_H_): Replace with SIM_CORE_H.
 427         * sim-core.c (_SIM_CORE_C_): Ditto for SIM_CORE_C.
 428
 429         * sim-fpu.h (sim-fpu.c): Include when H_REVEALS_MODULE_P.
 430         (sim_fpu_to232i, sim_fpu_to232u, sim_fpu_i232to, sim_fpu_u232to):
 431         Comment out, not yet implemented in sim-fpu.c.
 432         (sim_fpu_zero, sim_fpu_one, sim_fpu_two, sim_fpu_qnan,
 433         sim_fpu_max32, sim_fpu_max64): Mark as EXTERN_SIM_FPU.
 434
 435         * sim-inline.h: Rewrite description.
 436         (H_REVEALS_MODULE_P, C_REVEALS_MODULE_P): Define.
 437         (SIM_MAIN_INLINE): Add inline option.
 438
 439         * sim-inline.c (semantics.c, idecode.c, engine.c, ...): Do not
 440         include generated files. Handled by generator directly.
 441
 442 Sat Apr  4 01:07:06 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 443
 444         * sim-trace.c (set_trace_option_mask): Keep TRACE_ANY_P
 445         up-to-date.
 446
 447         * sim-trace.h (TRACE_ANY_P): Define.
 448         (struct _trace_data): Add trace_any_p.
 449
 450 Mon Mar 30 17:11:55 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 451
 452         * run.c (main): Handle all alternatives of enum sim_stop.
 453         (main): Delete unused `asection *s'.
 454
 455 Fri Mar 27 16:15:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 456
 457         * hw-tree.h, hw-tree.c (hw_tree_vparse): New function
 458
 459         * configure: Regenerated to track ../common/aclocal.m4 changes.
 460
 461         * sim-hw.c: New file.
 462         * sim-hw.h (sim_hw_parse): Declare function.
 463         (hw-tree.h): Do not include.
 464
 465         * sim-base.h (STATE_HW): Define.
 466         (struct sim_state_base): Add member struct *hw.
 467
 468         * sim-module.c (sim-hw.h): Include.
 469         (modules): Add sim_hw_install.
 470
 471         * aclocal.m4 (sim_hw_obj): Add sim-hw.o
 472
 473 Fri Mar 27 14:55:06 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 474
 475         * sim-base.h (CPU_INDEX): Define.
 476
 477         * sim-utils.c (sim_state_alloc): Initialize.
 478         * sim-module.c (sim_post_argv_init): Ditto.
 479
 480 Thu Mar 26 10:07:57 1998  Stu Grossman  <grossman@bhuna.cygnus.co.uk>
 481
 482         * aclocal.m4 (sim_hw_obj):  Fix sed expression to generate
 483         properly formatted lists.
 484
 485 Thu Mar 26 10:37:22 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 486
 487         * dv-pal.c (enum hw_pal_address_mask): From Stu Grossman, was
 488         0x2f needs to be 0x3f.
 489
 490 Thu Mar 26 09:10:56 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 491
 492         * hw-tree.c (hw_tree_find_property): Return NULL when device is
 493         not found.
 494         (hw_tree_find_*_property): Clean up error message when property is
 495         not found.
 496
 497         * dv-pal.c (hw_pal_io_read_buffer): Check the smp property is
 498         present before looking for it.
 499
 500 Wed Mar 25 16:17:38 1998  Ian Carmichael  <iancarm@cygnus.com>
 501
 502         * aclocal.m4 (AC_CHECK_HEADERS): Add check for fpu_control.h.
 503         (AC_CHECK_FUNCS): Add check for __setfpucw.
 504         * configure: Regenerated.
 505
 506 Wed Mar 25 09:18:34 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 507
 508         * dv-pal.c (hw_pal_countdown, hw_pal_countdown_value,
 509         hw_pal_timer, hw_pal_timer_value): Define.
 510         (hw_pal_io_read_buffer, hw_pal_io_write_buffer): Add timer support
 511         (do_counter_event, do_counter_read, do_counter_value,
 512         do_counter_write): new functions.
 513
 514 Tue Mar 24 12:24:24 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 515
 516         * hw-tree.c (hw_printf): Send tree dump to stderr, same as other
 517         trace output.
 518
 519         * hw-base.c (hw_create): Stop searching for a device when one is
 520         found.
 521
 522 Wed Mar 25 12:35:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 523
 524         * configure: Regenerated to track ../common/aclocal.m4 changes.
 525
 526 Mon Mar 23 10:25:08 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 527
 528         * aclocal.m4 (SIM_AC_OPTION_HARDWARE): Add second argument,
 529         appends extra devices.
 530         (SIM_AC_OPTION_HARDWARE): Substute sim_hw, a non-duplicate list of
 531         the device names.
 532
 533         * Make-common.in (hw-config.h): New target, create hw-config.h
 534         file.
 535         (SIM_HW): Definition from @sim_hw@.
 536         (hw-base.o): Depend on hw-config.h
 537
 538 Tue Mar 24 17:41:35 1998  Stu Grossman  <grossman@bhuna.cygnus.co.uk>
 539
 540         * Make-common.in:  Get SHELL from configure.
 541         * (stamp-tvals sim-inline.c):  Use $(SHELL) when invoking
 542         move-if-change.  Fixes NT native build problem.
 543         * Makefile.in (nltvals.def):   Use $(SHELL) when invoking
 544         move-if-change.  Fixes NT native build problem.
 545         * configure:  Regenerate with autoconf 2.12.1 to fix shell issues for
 546         NT native builds.
 547
 548 Sun Mar 22 16:54:40 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 549
 550         * hw-device.h, hw-device.c (hw_strdup): New function.
 551
 552         * hw-base.c (hw_create): Use hw_strdup when saving a copy of the
 553         strings name, family and args.
 554         (full_name_of_hw): Use hw_strdup when returning the full path.
 555
 556         * hw-properties.c: Clean up property not found / wrong type error
 557         messages.
 558
 559         * hw-tree.c (hw_tree_parse): Finish a devices initialization
 560         before attaching any ports.
 561
 562         * hw-base.c (hw-config.): Include.  Replace hardwired table.
 563
 564         * dv-glue.c: Copy over ../ppc/hw_glue.c.  Update to new framework.
 565
 566         * Make-common.in: Add rule for dv-glue.o.
 567
 568 Sun Mar 22 16:45:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 569
 570         * hw-base.c (hw_finish): Move setting of trace level to here.
 571         (hw_create): From here.
 572
 573         * hw-base.h, hw-base.c (do_hw_attach_regs): Copy function from
 574         ../ppc/device_table.c.
 575
 576         * dv-pal.c (hw_pal_finish): Attach PAL device to parent bus.
 577
 578         * hw-tree.c (print_properties): Supress path when printing
 579         properties of root node.
 580
 581 Sun Mar 22 16:21:15 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 582
 583         * hw-device.h (HW_TRACE): Define.
 584         (hw_trace): Declare.
 585         * hw-device.c (hw_trace): Implement function.
 586
 587         * hw-base.c (hw_create): Set hw trace level from "trace?"
 588         property.
 589
 590         * dv-core.c (dv_core_attach_address_callback): Add trace.
 591
 592         * dv-pal.c: Replace DTRACE with HW_TRACE.
 593
 594 Sun Mar 22 15:23:35 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 595
 596         * hw-device.h (HW_ZALLOC, HW_MALLOC): New macros.
 597         (hw_alloc_data): Delcare.
 598         (struct hw): Add member alloc_of_hw.
 599
 600         * hw-device.c (hw_zalloc, hw_malloc, hw_free, hw_free_all): New
 601         functions. Assocate memory with a device.
 602         (stdlib.h): Include.
 603
 604         * hw-base.h (set_hw_delete): Define.
 605         (hw_delete_callback): Declare.
 606         (hw_delete): Declare.
 607
 608         * hw-base.c (hw_delete): Implement function.
 609         (struct hw_base_data): Add member to_delete.
 610         (ignore_hw_delete): New function, does nothing.
 611         (hw_create): Set the hw_delete method.
 612         (hw_create): Allocate the base type using HW_ZALLOC before setting
 613         any methods.
 614
 615         * hw-tree.h, hw-tree.c (hw_tree_delete): New function.
 616
 617         * hw-properties.c: Replace zalloc/zfree with hw_zalloc/hw_free.
 618
 619         * hw-ports.c: Replace zalloc/zfree with hw_zalloc/hw_free.
 620         (attach_hw_port_edge): Add struct hw argument
 621
 622         * dv-pal.c (hw_pal_finish): Replace zalloc/zfree with
 623         hw_zalloc/hw_free.
 624
 625 Sun Mar 22 15:09:52 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 626
 627         * hw-device.h (hw_attach_address_callback,
 628         hw_detach_address_callback): Attach to a single space not a space
 629         mask. Clarify interpretation of SPACE:ADDR parameters.
 630
 631         * hw-base.c (passthrough_hw_attach_address,
 632         passthrough_hw_detach_address): Update.
 633         * dv-core.c (dv_core_attach_address_callback): Ditto.
 634         * dv-pal.c (hw_pal_attach_address): Ditto.
 635
 636 Thu Mar 19 00:41:00 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 637
 638         * sim-options.h: Document additional CPU arg to OPTION_HANDLER.
 639
 640 Wed Mar 18 14:13:02 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 641
 642         * Make-common.in (SIM_HW_OBJS, SIM_HW_SRC, SIM_DV_OBJS): Define.
 643         (hw-base_h, hw-device_h, hw-handles_h, hw-instances_h, hw_ports_h,
 644         hw-properties_h, hw-tree_h): Define, point at corresponding
 645         header.
 646         (hw_base_headers): Define list of headers included by hw-base.h
 647         (hw-base.o, hw-device.o, hw-instances.o, hw-handles.o, hw-ports.o,
 648         hw-properties.o, hw-tree.o): Specify dependencies.
 649         (dv-core.o, dv-pal.o): Ditto.
 650
 651         * sim-hw.h: New file.
 652
 653         * hw-device.h, hw-device.c, hw-properties.h, hw-properties.c,
 654         hw-ports.h, hw-ports.c: New files. Copied from ../ppc/device.[ch].
 655
 656         * hw-tree.h, hw-tree.c: New files. Copied from ../ppc/tree.[hc].
 657
 658         * hw-base.h, hw-base.c: new files.  Copied from
 659         ../ppc/device_table.[hc].
 660
 661         * dv-core.c, dv-pal.c: New files. Copied from
 662         ../ppc/hw_{core,pal}.c
 663
 664         * sim-basics.h (struct hw): Declare.
 665         (enum port_direction, enum object_disposition): Declare.
 666
 667 Wed Mar 18 12:38:12 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 668
 669         * aclocal.m4 (SIM_AC_OPTION_HARDWARE): Set sim_hw_obj, sim_dv_obj,
 670         sim_dv_src in Makefile. Take list of devices as parameter to m4
 671         macro..
 672
 673         * configure: Regenerated to track ../common/aclocal.m4 changes.
 674
 675 Mon Mar 16 12:37:33 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 676
 677         * sim-trace.h, sim-trace.c (trace_prefix): Pass in sim_cia so that
 678         trace_prefix can abort cleanly.
 679
 680 Sat Mar 14 18:36:12 1998  Doug Evans  <devans@seba.cygnus.com>
 681
 682         * dv-sockser.c, dv-sockser.h: New files.
 683         * Make-common.in (dv-sockser.o): Add rule for.
 684         * aclocal.m4: Check for fcntl.h.
 685         * config.h: Add HAVE_FCNTL_H.
 686
 687         * sim-break.c (remove_breakpoint): Fix thinko.
 688
 689         * sim-hload.c (sim_load): Provide default value of SIM_HANDLES_LMA.
 690         Use SIM_HANDLES_LMA for lma_p arg to sim_load_file.
 691
 692 1998-03-13  Fred Fish  <fnf@cygnus.com>
 693
 694         * sim-base.h (struct sim_state_base): Add prog_syms and
 695         define macro STATE_PROG_SYMS.
 696         * sim-trace.c (trace_prefix): Add variables abfd, symsize,
 697         symbol_count, and asymbols.  Call bfd_get_symtab_upper_bound
 698         and bfd_canonicalize_symtab, to get symbol table on first use
 699         and preserve it via STATE_PROG_SYMS for future calls to
 700         bfd_find_nearest_line.
 701
 702 Wed Mar 11 14:02:47 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 703
 704         * sim-core.h, sim-core.c (sim_core_map_to_str): Delete.
 705
 706         * sim-core.c (sim_core_attach): Handle a generic number of maps -
 707         up to nr_maps, not just access_* maps.
 708
 709         * sim-profile.h (struct PROFILE_DATA): Track nr_maps different
 710         maps.
 711
 712         * sim-profile.c (profile_print_core): Make map unsigned.  Iterate
 713         over nr_maps not sim_core_nr_maps.
 714
 715         * sim-events.h, sim-events.c (sim_events_watch_core): Change
 716         core_map argument to unsigned.
 717         (struct _sim_core): Ditto for struct member core_map.
 718
 719         * sim-core.h (nr_sim_core_maps, sim_core_*_map): Delete
 720
 721         * sim-basics.h (access_io, access_*_io): Define.
 722         (map_read, map_write, map_exec, map_io): Define.
 723
 724         * sim-core.c, sim-core.h (sim_core_attach): Replace argument
 725         attach with more generic mapmask.
 726         (sim_core_{read,write}_*): Change map argument to unsigned.
 727
 728         * sim-core.c (sim_core_uninstall, sim_core_attach,
 729         sim_core_detach): Iterate over nr_maps instead of
 730         sim_core_nr_maps.
 731
 732         * sim-break.c (insert_breakpoint): Write breakpoints to exec_map
 733         instead of the write_map.
 734         (remove_breakpoint): Ditto.
 735
 736         * genmloop.sh (engine_resume_full): Replace sim_core_*_map
 737         with read_map, write_map, exec_map resp.
 738
 739         * cgen-mem.h (DECLARE_GETMEM, DECLARE_SETMEM, DECLARE_GETIMEM):
 740         Ditto.
 741
 742         * cgen-utils.c (sim_disassemble_insn): Ditto.
 743
 744         * sim-hrw.c (sim_write, sim_write): Ditto.
 745
 746         * sim-utils.h, sim-utils.c (access_to_str, map_to_str,
 747         transfer_to_str): New functions.
 748
 749 Mon Mar  9 12:50:59 1998  Doug Evans  <devans@seba.cygnus.com>
 750
 751         * sim-base.h (sim_state_base): New member environment.
 752         (STATE_ENVIRONMENT): New macro.
 753         * sim-config.c (current_environment): Delete.
 754         (sim_config_default): New function.
 755         (sim_config): Set STATE_ENVIRONMENT, not current_environment.
 756         * sim-config.h (current_environment,CURRENT_ENVIRONMENT): Delete.
 757         (sim_config_default): Add prototype.
 758         * sim-module.c (sim_pre_argv_init): Call sim_config_default.
 759         * sim-options.c (standard_option_handler, case OPTION_ENVIRONMENT):
 760         Set STATE_ENVIRONMENT, not current_environment.
 761
 762 Mon Mar  9 11:59:03 1998  Jim Wilson  <wilson@cygnus.com>
 763
 764         * sim-fpu.c (NR_GUARDS64): Change NR_PAD32 to NR_PAD64.
 765
 766 Tue Mar  3 10:53:05 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 767
 768         * sim-types.h (SIGNED32, SIGNED64): Pacify GCC.
 769
 770         * sim-alu.h (ALU64_BEGIN): Make alu64_r unsigned.
 771
 772 Mon Mar  2 10:20:06 1998  Doug Evans  <devans@seba.cygnus.com>
 773
 774         * Make-common.in (TAGS): Make smarter.
 775         * Makefile.in (TAGS): Ditto.
 776
 777 Fri Feb 27 19:09:57 1998  Doug Evans  <devans@canuck.cygnus.com>
 778
 779         * sim-module.c (*): Fix typos in assertion tests.
 780
 781 Sat Feb 28 13:54:10 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 782
 783         * sim-module.c (sim_pre_argv_init): String passed to asprintf
 784         can't be constant.
 785
 786         * sim-options.c (sim_parse_args): Ditto.
 787         (sim_args_command): Return OK, instead of nothing, for an empty
 788         command.
 789
 790 Fri Feb 27 13:29:13 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 791
 792         * sim-profile.c (profile_info): Rename from profile_print. Drop
 793         misc and misc_cpu callback arguments.  Use
 794         PROFILE_INFO_CPU_CALLBACK and STATE_PROFILE_INFO_CALLBACK instead.
 795         (profile_install): Install profile_info function.
 796
 797         * sim-profile.h (PROFILE_INFO_CPU_CALLBACK,
 798         STATE_PROFILE_INFO_CALLBACK): Define.
 799         (struct PROFILE_DATA): Add field info_cpu_callback.
 800         (profile_print): Delete function.
 801
 802         * sim-base.h (STATE_MODULES): Define.  Replace individual
 803         STATE_*_LIST with single struct module_list.
 804
 805         * sim-module.h (MODULE_INFO_FN, MODULE_INFO_LIST): Declare.
 806         (struct module_list): Declare.
 807
 808         * sim-module.h, sim-module.c (sim_module_add_info_fn,
 809         sim_module_info): New functions.
 810         (sim_module_install): Clean up module data structures.
 811
 812         * sim-info.c (sim_info): New file. New function. Call
 813         sim_module_info.
 814
 815         * Make-common.in (sim-info.o): Define rule.
 816         (SIM_NEW_COMMON_OBJS): Add sim-info.o.
 817
 818
 819 Fri Feb 27 18:26:16 1998  Doug Evans  <devans@canuck.cygnus.com>
 820
 821         * sim-base.h (sim_cpu_base): New members name, options.
 822         (sim_cpu_lookup): Add prototype.
 823         * sim-module.c (sim_pre_argv_init): Provide default names for cpus.
 824         * sim-options.h (DECLARE_OPTION_HANDLER): New argument `cpu'.
 825         (sim_add_option_table): Update prototype.
 826         * sim-options.c (sim_add_option_table): New argument `cpu'.
 827         (standard_option_handler,standard_install): Update.
 828         (sim_parse_args): Handle cpu specific options.
 829         (print_help): New static function.
 830         (sim_print_help): Call it.  Print cpu specific options.
 831         (find_match): New static function.
 832         (sim_args_command): Call it.  Handle cpu specific options.
 833         * sim-utils.c (sim_cpu_lookup): New function.
 834         * sim-memopt.c (memory_option_handler): Update.
 835         (sim_memopt_install): Update.
 836         * sim-model.c (model_option_handler): Update.
 837         (model_install): Update.
 838         * sim-profile.c (profile_option_handler): Update.
 839         (profile_install): Update.
 840         * sim-trace.c (trace_option_handler): Update.
 841         (trace_install): Update.
 842         * sim-watch.c (watchpoint_option_handler): Update.
 843         (sim_watchpoint_install): Update.
 844         * cgen-scache.c (scache_option_handler): Update.
 845         (scache_install): Update.
 846
 847 Wed Feb 25 11:00:26 1998  Doug Evans  <devans@canuck.cygnus.com>
 848
 849         * Make-common.in (check): Run `make check' in testsuite dir.
 850
 851 Wed Feb 25 14:40:24 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 852
 853         * sim-trace.c (trace_result0): New function.
 854
 855         * sim-trace.h (TRACE_FP_*, TRACE_FPU_*): Rename TRACE_FPU_*
 856         macro's to TRACE_FP_*. TRACE_FPU_* should be defined and used when
 857         tracing sim_fpu variables.
 858         (TRACE_ALU_RESULT0): Define.
 859         (TRACE_FP_RESULT_WORD): Define.
 860         (TRACE_FP_INPUT_WORD1): Define.
 861
 862         * sim-fpu.c, sim-fpu.h (sim_fpu_max32, sim_fpu_max64, sim_fpu_one,
 863         sim_fpu_two): New constants.
 864         (sim_fpu_op1, sim_fpu_op2): New types.
 865         (struct _sim_fpu): Delete member result.  Re-order other members.
 866         (sim_fpu_sign, sim_fpu_exp): New functions.
 867         (sim_fpu_max, sim_fpu_min): new functions.
 868         (EXPMAX32, EXPMAX64, NR_PAD32, NR_PAD64, NR_GUARDS32, NR_GUARDS64,
 869         NORMAL_EXPMAX32, NORMAL_EXPMAX64): Define.
 870
 871 Tue Feb 24 22:45:39 1998  Doug Evans  <devans@seba.cygnus.com>
 872
 873         * sim-profile.c (profile_print): Delete duplicate test of
 874         PROFILE_INSN_IDX.
 875         (profile_print_pc): Exit early if data collection not set up.
 876         (profile_print_core): Simplify by calling sim_core_map_to_str.
 877         * sim-core.h (sim_core_map_to_str): Declare.
 878         * sim-core.c (sim_core_map_to_str): Make non-static.
 879
 880         * genmloop.sh (engine_resume): Update insn_count before exiting.
 881         (engine_resume_full): Keep accurate core profile data.
 882
 883         * cgen-utils.c (sim_disassemble_insn): Don't use
 884         sim_core_read_aligned_N, it messes up profiling results.
 885
 886 Mon Feb 23 20:45:57 1998  Mark Alexander  <marka@cygnus.com>
 887
 888         * nltvals.def: Regenerate with MN10300 additions.
 889
 890 Tue Feb 24 13:18:42 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 891
 892         * sim-trace.h (TRACE_ALU_RESULT2): Define.
 893
 894         * sim-trace.h, sim-trace.c (trace_result_word2,
 895         trace_input_word4, trace_result_word4): New function.
 896
 897 Mon Feb 23 13:08:35 1998  Doug Evans  <devans@canuck.cygnus.com>
 898
 899         * cgen-sim.h (SEM_NEXT_PC): New arg `len'.
 900
 901         * sim-xcat.h: Delete.
 902         * cgen-mem.h: Delete inclusion of sim-xcat.h.
 903         * cgen-sim.h: Ditto.
 904         * sim-alu.h: Replace sim-xcat.h with symcat.h.
 905         * sim-n-bits.h: Ditto.
 906         * sim-n-core.h: Ditto.
 907         * sim-n-endian.h: Ditto.
 908
 909 Mon Feb 23 13:19:58 1998  Michael Meissner  <meissner@cygnus.com>
 910
 911         * syscall.c (cb_syscall): Handle short reads, and EOF.
 912
 913 Tue Feb 24 00:29:57 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 914
 915         * sim-trace.c (print_data): case trace_fmt_fp missing break.  Use
 916         sim_fpu to safely print fp_word values.
 917         (print_data): Add trace_fmt_bool and trace_fmt_addr.
 918         (trace_result_bool1, trace_result_addr1): New functions.
 919         (trace_input_bool1, trace_input_addr1): New functions.
 920
 921         * sim-trace.h (TRACE_FPU_*): Define.
 922
 923 Mon Feb 23 13:24:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 924
 925         * sim-fpu.h (enum sim_fpu_class): Add sim_fpu_class_denorm.
 926         (sim_fpu_fpto, sim_fpu_tofp): Define.
 927
 928 Fri Feb 20 18:08:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 929
 930         * sim-fpu.c (sim_fpu_cmp): New function.
 931
 932 Wed Feb 18 16:29:21 1998  Doug Evans  <devans@canuck.cygnus.com>
 933
 934         * cgen-utils.h (sim_disassemble_insn): Use CGEN_INSN_BITSIZE
 935         instead of abuf->length.
 936         * sim-trace.c (trace_options): Have -t only trace a few useful things.
 937         (set_trace_option_mask): Renamed from set_trace_options.
 938         (set_trace_option): New function.
 939         (trace_option_handler): Update calls to set_trace_option{,_mask}.
 940         * sim-trace.h (TRACE_USEFUL_MASK): New macro.
 941
 942 Wed Feb 18 12:42:15 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 943
 944         * sim-basics.h: Declare struct _sim_fpu.
 945
 946 Tue Feb 17 16:27:46 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 947
 948         * sim-trace.h (TRACE_ALU_INPUT*, TRACE_ALU_RESULT): Define.
 949         (trace_prefix, trace_input*, trace_result*): Declare.
 950         (trace_one_insn): Change declaration, assume trace_prefix called.
 951         (trace_generic): Like trace_one_insn.
 952         (TRACE_ALU_IDX, TRACE_*_IDX): Change #define's to enum.
 953         (TRACE_alu, TRACE_[a-z]*): Update.
 954
 955         * sim-trace.c (trace_prefix, trace_input*, trace_result*,
 956         trace_insn, save_data, trace_idx_to_str, print_data): New
 957         functions.
 958         (trace_one_insn): Rewrite.
 959         (trace_generic): New function.
 960
 961 Tue Feb 17 17:27:30 1998  Doug Evans  <devans@seba.cygnus.com>
 962
 963         * Make-common.in (CGEN_MAIN_SCM): Update.
 964         * aclocal.m4 (USE_MAINTAINER_MODE): New variable.
 965
 966         * cgen-sim.h (SEMANTIC_CACHE_FN): Delete.
 967         (SEMANTIC_FN): Rewrite declaration.
 968         (DECODE): Update type of semantic_fast member.
 969         ({EX,SEM}_FN_NAME): Have only one version.
 970         * cgen.sh: Support building cpu.c.
 971         * sim-base.h (sim_state_base): Delete conditionals surrounding
 972         member scache_size.
 973
 974 Tue Feb 10 18:31:49 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 975
 976         * sim-load.c (sim_load_file): Print LMA/VMA according to value
 977         used.
 978
 979 Tue Feb 10 14:56:23 1998  Ian Carmichael  <iancarm@cygnus.com>
 980
 981         * sim-core.c: Add missing prototypes for WITH_DEVICES.
 982         Add missing parameters to device_io calls.
 983         * sim-core.h: Add missing parameters to device_io calls.
 984
 985 Mon Feb  9 14:48:37 1998  Doug Evans  <devans@canuck.cygnus.com>
 986
 987         * cgen-sim.h (DECODE): Always use switch for `read' for now.
 988         (PAREXEC): Renamed from PARALLEL_EXEC.  All uses updated.
 989         (SEMANTIC{,_CACHE}_FN): Fix return type.
 990         * cgen.sh (decode): Add s/@arch@/$arch/.
 991         * genmloop.sh (@cpu@_engine_run): Delete `current_state'.
 992         (engine_resume): Likewise.  Make `engine' volatile.  Save copy
 993         of cpu pointer in volatile object.  Initialize read switch if
 994         -parallel.
 995
 996 Thu Feb  5 13:27:04 1998  Doug Evans  <devans@seba.cygnus.com>
 997
 998         * cgen-sim.h (EX_FN_NAME): _exc_ -> _ex_.
 999         (SEM_INSN): New macro.
1000
1001 Tue Feb  3 16:31:56 1998  Andrew Cagney  <cagney@b1.cygnus.com>
1002
1003         * sim-run.c (sim_engine_run): Assume IMEM is 32 bit.
1004
1005 Sun Feb  1 16:47:51 1998  Andrew Cagney  <cagney@b1.cygnus.com>
1006
1007         * configure: Regenerated to track ../common/aclocal.m4 changes.
1008
1009 Sun Feb  1 16:16:57 1998  Andrew Cagney  <cagney@b1.cygnus.com>
1010
1011         * sim-types.h (fp_word): New type, define according to
1012         WITH_TARGET_FLOATING_POINT_BITSIZE.
1013
1014         * aclocal.m4 (default_sim_floating_point_bitsize): Add
1015         configuration of size of floating point registers.
1016
1017 Sun Feb  1 14:02:31 1998  Andrew Cagney  <cagney@b1.cygnus.com>
1018
1019         * sim-profile.c (profile_print): Only print CPU <N> if other
1020         output is going to appear.
1021
1022 Sat Jan 31 18:15:41 1998  Andrew Cagney  <cagney@b1.cygnus.com>
1023
1024         * configure: Regenerated to track ../common/aclocal.m4 changes.
1025
1026 Sat Jan 31 18:03:55 1998  Andrew Cagney  <cagney@b1.cygnus.com>
1027
1028         * sim-types.h (address_word): Typedef according to
1029         WITH_TARGET_ADDRESS_BITSIZE.
1030         (signed_cell, unsigned_cell, natural_cell): Ditto using
1031         WITH_TARGET_CELL_BITSIZE.
1032
1033         * sim-config.h (WITH_TARGET_ADDRESS_BITSIZE): Define.
1034         (WITH_TARGET_CELL_BITSIZE): Define.
1035         (WITH_HOST_WORD_BITSIZE): Delete.
1036
1037         * sim-config.c (print_sim_config): Update.
1038
1039         * aclocal.m4 (SIM_AC_OPTION_BITSIZE): Add support for
1040         configuration of address and OpenFirmware cell sizes.
1041
1042 Fri Jan 30 09:36:33 1998  Andrew Cagney  <cagney@b1.cygnus.com>
1043
1044         * sim-engine.h (sim_engine_run): Add argument nr_cpus.
1045         * sim-run.c (sim_engine_run): Update.
1046
1047         * sim-engine.h (SIM_ENGINE_HALT_HOOK): Use SET_CPU_CIA instead of
1048         CPU_CIA.
1049         * sim-run.c (sim_engine_run): Ditto.
1050
1051         * sim-resume.c (sim_resume): Obtain nr_cpus from sim_engine.
1052         (sim_resume): Pass nr_cpus to sim_engine_run.
1053
1054         * sim-engine.h (struct _sim_engine): Add member nr_cpus.
1055
1056         * sim-engine.c (sim_engine_init): Hardwire nr_cpus to
1057         MAX_NR_PROCESSORS.
1058         (sim_engine_nr_cpus) sim-engine.c, sim-engine.h: New function
1059
1060 Thu Jan 29 12:13:01 1998  Doug Evans  <devans@canuck.cygnus.com>
1061
1062         * cgen.sh: Portably read parms past $9.
1063
1064 Fri Jan 23 14:20:54 1998  Doug Evans  <devans@seba.cygnus.com>
1065
1066         * Make-common.in (stamp-tvals): New rule.
1067         (targ-vals.h,targ-map.c): Depend on it.
1068         (clean): Remove stamp-tvals.
1069
1070 Tue Jan 20 21:35:13 1998  Michael Meissner  <meissner@cygnus.com>
1071
1072         * sim-utils.c (sim_state_alloc): #if 0 variable that is only used
1073         in code also #if 0'ed.
1074
1075 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
1076
1077         * configure: Regenerated to track ../common/aclocal.m4 changes.
1078         * aclocal.m4: Recognize --enable-maintainer-mode.
1079
1080 Mon Jan 19 12:45:45 1998  Doug Evans  <devans@seba.cygnus.com>
1081
1082 start-sanitize-cygnus
1083         * Make-common.in (cgen-{arch,cpu,decode}): New targets.
1084         * cgen.sh: New file.
1085 end-sanitize-cygnus
1086         * cgen-scache.h: Deleted.
1087         * Make-common.in (cgen-run.o,cgen-scache.o): Delete cgen-scache.h dep.
1088         (CGEN_CPU_SCM): Add sim-model.scm.
1089         * cgen-scache.c: Only compile contents if WITH_SCACHE.
1090         (scache_init): Use runtime computed size of SCACHE.
1091         (scache_flush): Likewise.
1092         * cgen-mem.h (GETIMEMU[QHSD]I): Declare.
1093         ([GS]ETT{QI,UQI,HI,UHI,SI,USI,DI,UDI}): Declare.
1094         * cgen-sim.h: Scache support moved here.
1095         (PC): Redo definition.
1096         (ARGBUF,SCACHE,PARALLEL_EXEC): Provide forward decls.
1097         (DECODE): Add parallel execution support.
1098         Only include semantic label members if using switch.
1099         (SWITCH,CASE,BREAK,DEFAULT,ENDSWITCH): Portable computed goto support.
1100         (CGEN_CPU): Delete members exec_state, halt_sigrc, halt_jmp_buf.
1101         (IADDR,CIA,SEM_ARG,EX_FN_NAME,SEM_FN_NAME,RECORD_IADDR,SEM_ARGBUF,
1102         SEM_NEXT_PC,SEM_BRANCH_VIA_{CACHE,ADDR},SEM_NEW_PC_ADDR): Moved here
1103         from cgen-types.h.
1104         (engine_{stop,run,resume,halt,signal}): Delete decls.
1105         * cgen-types.h (CGEN_{XCAT3,CAT3}): Delete.
1106         (argbuf,scache): Delete forward decls.
1107         (STATE): Delete decl.
1108         * cgen-utils.c: Don't include decode.h, mem-ops.h, sem-ops.h.
1109         Include cgen-mem.h, cgen-ops.h.
1110         (engine_halt,engine_signal): Delete.
1111         ({ex,exc,sem,semc}_illegal): Delete.
1112         (sim_disassemble_insn): Result of extract fn is in bits.
1113         * genmloop.sh: Rewrite.
1114
1115         * cgen-trace.c (trace_insn): Set printed_result_p=0 if not tracing
1116         line numbers.
1117
1118         * sim-base.h (sim_state_base): Delete member `model'.
1119         (sim_cpu_base): Add member `model'.
1120         * sim-model.h (IMP_PROPERTIES): New type.
1121         (MACH): New members imp_props, models.
1122         (models): Delete decl.
1123         * sim-model.c (set_model): Update.
1124         * sim-profile.c (profile_print_model): Update.
1125
1126         * sim-utils.c (sim_state_alloc): Delete setting of cpu backlink here.
1127
1128 Fri Jan 16 12:33:09 1998  Nick Clifton  <nickc@cygnus.com>
1129
1130         * cgen-trace.c (trace_insn): Call CGEN_INSN_MNEMONIC() rather than
1131         CGEN_INSN_SYNTAX().
1132
1133 Mon Dec 15 23:17:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1134
1135         * configure: Regenerated to track ../common/aclocal.m4 changes.
1136         * config.in: Ditto.
1137
1138 Mon Dec 15 23:16:03 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1139
1140         * aclocal.m4 (AR): Check for sigaction.
1141
1142 Thu Dec  4 09:21:05 1997  Doug Evans  <devans@canuck.cygnus.com>
1143
1144         * Make-common.in (sim-core.o): Depend on $(sim_main_headers).
1145
1146         * sim-config.h (WITH_TREE_PROPERTIES): Define as 0.
1147         * sim-config.c (sim_config): Replace WITH_DEVICES with
1148         WITH_TREE_PROPERTIES.
1149
1150         * configure: Regenerated to track ../common/aclocal.m4 changes.
1151
1152 Wed Dec  3 17:56:02 1997  Doug Evans  <devans@canuck.cygnus.com>
1153
1154         * Make-common.in (SIM_ENVIRONMENT): New variable.
1155         (CONFIG_CFLAGS): Add it.
1156         * aclocal.m4 (SIM_AC_OPTION_ENVIRONMENT): Handle
1157         --enable-sim-environment option.
1158         * configure: Regenerated.
1159         * sim-config.h (environment support): Rewrite.
1160         * sim-config.c (current_environment): Define as enum, unconditionally.
1161         (current_alignment): Define unconditionally.
1162         (config_environment_to_a): Update.
1163         (config_alignment_to_a): Fix type of argument.  Define unconditionally.
1164         (sim_config): Handle environment and alignment determination
1165         unconditionally.  Delete sanity checks of current_environment,
1166         unnecessary.
1167         (print_sim_config): Update.
1168         * sim-options.c (STANDARD_OPTIONS enum): Add OPTION_ENVIRONMENT.
1169         (standard_options): Add --environment.
1170         (standard_option_handler): Likewise.
1171
1172 Fri Nov 28 12:21:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1173
1174         * sim-alu.h: Add notes on carry vs borrow for subtraction.
1175         (ALU{,8,16,32,64}ADD): Redefine ADD macro as add overflowing.
1176         (ALU{,8,16,32,64}ADDC): Define - add carrying.
1177         (ALU{,8,16,32,64}SUB): Redefine SUB macro as subtract overflowing.
1178         (ALU{,8,16,32,64}SUBB): Define - subtract borrowing.
1179         (ALU{,8,16,32,64}SUBC): Define - tract carrying.
1180         (ALU{,8,16,32,64}ADD_CA, ALU{,8,16,32,64}ADDC_C): Replace single
1181         argument ADD_CA macro with two argument ADDC_C - add carrying with
1182         carry in.
1183         (ALU{,8,16,32,64}SUB_CA, ALU{,8,16,32,64}SUBC_X): Replace single
1184         argument SUB_CA macro with two argument SUBC_X - subtract
1185         carrying, extended.
1186         (ALU{,8,16,32,64}SUBB_B): Define - subtract borrowing with
1187         borrow-in.
1188         (ALU{,8,16,32,64}NEGC, ALU{,8,16,32,64}NEGB): Define.
1189
1190 Sun Nov 30 17:40:57 1997  Michael Meissner  <meissner@cygnus.com>
1191
1192         * sim-io.c (sim_io_{syscalls,getstring}): Delete.  No longer used.
1193         * sim-io.h (sim_io_syscalls): Delete.
1194
1195 Fri Nov 28 20:10:09 1997  Michael Meissner  <meissner@cygnus.com>
1196
1197         * syscall.c (cb_syscall): Add missing else, so write to stdout
1198         isn't doubled.
1199
1200         * sim-alu.h (ALU{,8,16,32,64}_SET_CARRY): Provide macros to import
1201         the carry bit from the CPU's psw.
1202
1203 Fri Nov 28 11:15:05 1997  Doug Evans  <devans@canuck.cygnus.com>
1204
1205         * gennltvals.sh: Redo syscall support.
1206         * nltvals.def: Regenerated.
1207
1208 Wed Nov 26 16:49:38 1997  Michael Meissner  <meissner@cygnus.com>
1209
1210         * syscall.c (cb_syscall): If writing to stdout or stderr, flush
1211         the stream immediately.
1212
1213 Wed Nov 26 12:32:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1214
1215         * sim-io.c (sim_io_getstring): Delete unused len2.
1216         (sim_io_syscalls): Ditto for sys_errno.
1217
1218 Wed Nov 26 11:18:40 1997  Doug Evans  <devans@canuck.cygnus.com>
1219
1220         * syscall.c (cb_syscall): Test CB_SYSCALL struct magic number.
1221
1222         * Make-common.in (run.o): Depend on remote-sim.h.
1223         (nrun.o,sim-hload.o,sim-hrw.o): Likewise.
1224         (sim-io.o,sim-reason.o,sim-resume.o): Likewise.
1225
1226 Tue Nov 25 20:12:46 1997  Michael Meissner  <meissner@cygnus.com>
1227
1228         * sim-io.c (sim_io_syscalls): Disable lseek.
1229
1230 Tue Nov 25 00:12:38 1997  Doug Evans  <devans@seba.cygnus.com>
1231
1232 start-sanitize-d30v
1233         * gennltvals.sh: Generate syscall values for d30v.
1234 end-sanitize-d30v
1235         * gennltvals.sh: Use libgloss/syscall.h for sparc.
1236         * nltvals.def: Regenerate.
1237
1238         * callback.c (os_stat): Make 3rd arg a host struct stat ptr.
1239         (os_fstat): Likewise.  Validate fd argument.
1240         (cb_host_to_target_stat): Delete big_p arg.  If HS arg is NULL,
1241         just compute target stat struct length.
1242         * syscall.c: #include "libiberty.h", <sys/types.h>, <sys/stat.h>.
1243         (ENOSYS,ENAMETOOLONG): Provide definitions if missing.
1244         (get_string): Return host errno values so they can be properly
1245         translated later.
1246         (cb_syscall): Likewise.
1247         (cb_syscall, cases open,unlink): Use get_path instead of get_string.
1248         (cb_syscall, case read): Use read_stdin for file descriptor 0.
1249         (cb_syscall, case write): Use write_stderr for file descriptor 2.
1250         (cb_syscall): Add cases for lseek, unlink, stat, fstat, time.
1251         (get_path): New function.
1252
1253 Mon Nov 24 18:56:07 1997  Michael Meissner  <meissner@cygnus.com>
1254
1255         * sim-io.c (sim_io_syscalls): New function to provide system call
1256         emulation.  Provide exit, open, close, read, write, lseek, and
1257         unlink.
1258         (sim_io_getstring): New function to return a string from a
1259         simulated memory location.
1260
1261         * sim-io.h (sim_io_syscalls): Add declaration.
1262
1263 Mon Nov 24 12:09:59 1997  Doug Evans  <devans@seba.cygnus.com>
1264
1265         * sim-core.c (sim_core_signal): Fix spelling error in message.
1266
1267         * sim-hrw.c (sim_read): Use read map, not write map.
1268
1269         * Make-common.in (all): Add .gdbinit.
1270         * gdbinit.in: Add dump command.
1271
1272         * sim-model.c (model_options): Use '\0' for `shortopt'.
1273
1274         * sim-trace.c (trace_option_handler): Set state trace file
1275         for --trace-file in addition to cpu's values.
1276         (trace_vprintf): If cpu == NULL, try state's trace file.
1277         (trace_options): Reorganize table, reword some descriptions.
1278
1279 Sun Nov 23 10:57:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1280
1281         * sim-fpu.c (sim_fpu_abs, sim_fpu_neg, sim_fpu_inv), sim-fpu.h:
1282         New functions.
1283
1284 Sat Nov 22 19:16:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1285
1286         * sim-reason.c (sim_stop_reason): For sim_signalled, return the
1287         signal untranslated, document problem with this.
1288
1289         * nrun.c (main): Check for a prog name of `*step'.  If present,
1290         step the simulator instead of allowing it to run free.
1291
1292         * sim-signal.c (SIGQUIT): Define on _MSC_VER hosts.
1293
1294         * Make-common.in (sim_main_headers): Add sim-signal.h.
1295
1296 Fri Nov 21 09:32:32 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1297
1298         * sim-signal.c (sim_signal_to_host): Return 0 for SIM_SIGNONE.
1299
1300 Thu Nov 20 20:35:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1301
1302         * sim-signal.h: Start simulator signals at 64 so that host signal
1303         numbers can be detected and reported.
1304
1305         * sim-signal.h (SIM_SIGFPE), sim-signal.h: Add signal.
1306
1307 Wed Nov 19 12:02:41 1997  Doug Evans  <devans@seba.cygnus.com>
1308
1309         * callback.c (cb_host_to_target_stat): Fix return values.
1310
1311         * cgen-sim.h (enum_signal_type): Delete.
1312         (engine_signal): Update prototype.
1313         * cgen-utils.c: Don't include <signal.h>.
1314         (sim_signal_to_host): Delete, lives in sim-signal.c now.
1315         (engine_signal): Update.
1316
1317         * sim-utils.c (sim_state_alloc): Call SIM_STATE_ALLOC if defined.
1318         (sim_state_free): Call SIM_STATE_FREE if defined.
1319
1320         * sim-module.c (sim_module_install): Don't leave any modules
1321         installed if one fails to install.
1322
1323 Wed Nov 19 13:25:48 1997  Michael Meissner  <meissner@cygnus.com>
1324
1325         * sim-options.c: Don't include ../libiberty/alloca-conf.h any
1326         more, since alloca is not used in this file.
1327
1328         * sim-alu.h (ALU{32,64}_*): Rewrite 32 and 64 bit ALU support to
1329         correctly set the carry and overflow bits for those types.
1330         (ALU{8,16,32,64}_{ADD,SUB}_CA): Take VAL argument to add along
1331         with carry, so carry is correct after doing both adds.
1332         (ALU*): Space out '\' to make it easier to read.
1333
1334 Tue Nov 18 15:53:45 1997  Doug Evans  <devans@canuck.cygnus.com>
1335
1336         * sim-core.c (sim_core_signal): Use sim_stopped instead of
1337         sim_signalled.
1338
1339         * sim-signal.c, sim-signal.h: New files.
1340         * Make-common.in (sim-signal.o): Add rule for.
1341         (SIM_NEW_COMMON_OBJS): Add sim-signal.o.
1342         * sim-abort.c: Don't include <signal.h>.
1343         * sim-basics.h: #include "sim-signal.h".
1344         * sim-break.c: Don't include <signal.h>.
1345         (sim_handle_breakpoint): Replace SIGTRAP with SIM_SIGTRAP.
1346         * sim-core.c: Don't include <signal.h>.
1347         (SIGBUS): Delete definition.
1348         (sim_core_signal): Replace SIGSEGV,SIGBUS with SIM_SIGSEGV,SIM_SIGBUS.
1349         * sim-engine.c: Don't include <signal.h>.
1350         (sim_engine_abort): Replace SIGABRT with SIM_SIGABRT.
1351         * sim-reason.c (sim_stop_reason): Call sim_signal_to_host.
1352         * sim-resume.c: Don't include <signal.h>.
1353         (SIGTRAP): Delete definition.
1354         (has_stepped): Replace SIGTRAP with SIM_SIGTRAP.
1355         * sim-stop.c: Don't include <signal.h>.
1356         (control_c_simulation): Replace SIGINT with SIM_SIGINT.
1357         * sim-watch.c: Don't include <signal.h>.
1358         (handle_watchpoint): Replace SIGINT with SIM_SIGINT.
1359
1360         * Make-common.in (SIM_NEW_COMMON_OBJS): New variable.
1361
1362         * sim-base.h (CIA_ADDR): Provide default definition.
1363         * sim-core.c (sim_core_signal): Use CIA_ADDR to fetch value.
1364         * sim-break.c (sim_handle_breakpoint): Likewise.
1365
1366 Mon Nov 17 14:15:31 1997  Doug Evans  <devans@seba.cygnus.com>
1367
1368         * Make-common.in (srccom): New variable.
1369
1370         * Make-common.in (DEP, COMMON_DEP_CFLAGS): Define.
1371         (LIB_OBJS): Add syscall.o.
1372         (gentmap): Pass $(NL_TARGET) to $(CC).
1373         (syscall.o): Add rule for.
1374         (sim_main_headers): Add $(SIM_EXTRA_DEPS).
1375         (sim-bits.o): Depend on $(sim-n-bits_h).
1376         (sim-load.o): Depend on callback.h.
1377
1378         * Make-common.in (cgen-*.o): Update dependencies, mem-ops.h renamed to
1379         cgen-mem.h, sem-ops.h renamed to cgen-ops.h.
1380         * cgen-mem.h, cgen-ops.h: New files.
1381
1382         * aclocal.m4 (--enable-sim-scache): Pass -DWITH_SCACHE=0 for "=no".
1383
1384         * Makefile.in (nltvals.def): Depend on gennltvals.sh.
1385         Rewrite build rule.
1386         * callback.c: #include string.h or strings.h.
1387         #include sys/types.h and sys/stat.h.
1388         (cb_init_syscall_map,cb_init_errno_map,cb_init_open_map): Declare.
1389         (os_get_errno,os_open): Update.
1390         (os_stat,os_fstat): New functions.
1391         (os_init): Initialize syscall_map, errno_map, open_map.
1392         (default_callback): Add entries for os_stat, os_fstat, syscall_map,
1393         errno_map, open_map, signal_map, stat_map.
1394         (cb_read_target_syscall_maps): New function.
1395         (cb_target_to_host_syscall): New function.
1396         (cb_host_to_target_errno): Renamed from host_to_target_errno.
1397         (cb_target_to_host_open): Renamed from target_to_host_open.
1398         (store): New function.
1399         (cb_host_to_target_stat): New function.
1400         * syscall.c: New file.
1401         * gentmap.c (sys_tdefs): New global.
1402         (gen_targ_vals_h): Output target syscall numbers.
1403         (gen_targ_map_c): Update.  Output target syscall translation map.
1404         * gentvals.sh: New first argument `target'.  Preface table with
1405         #ifdef NL_TARGET_$target if non-null target passed.
1406         * gennltvals.sh: New file.
1407         * nltvals.def: Regenerated.
1408
1409 Fri Nov 14 11:33:34 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1410
1411         * sim-n-core.h (sim_core_read_unaligned_N): Return static
1412         sim_core_dummy_M.
1413         (sim_core_dummy_M): Declare.
1414
1415 Wed Nov 12 18:16:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1416
1417         * sim-core.c (sim_core_signal): Print the address of the
1418         instruction.
1419
1420 Thu Nov 13 11:49:41 1997  Doug Evans  <devans@seba.cygnus.com>
1421
1422         * sim-base.h (sim_state_base): Move `magic' to end of struct.
1423
1424         * sim-base.h (sim_state_base): Add member trace_data.
1425         (STATE_TRACE_DATA): New macro.
1426         * sim-trace.h (TRACE_DEBUG_IDX,TRACE_debug): New macros.
1427         ({WITH_,}TRACE_DEBUG_P): New macros.
1428         (STATE_TRACE_FLAGS,STRACE_P,STRACE_DEBUG_P): New macros.
1429         (_sim_cpu): Delete forward reference.
1430         (debug_printf): Update.
1431         * sim-trace.c (OPTION_TRACE_DEBUG): Define.
1432         (trace_options): Add --trace-debug.
1433         (set_trace_options): Handle it.
1434         (trace_option_handler): Likewise.
1435         (trace_install): Init state trace_data struct.
1436         (trace_uninstall): Close state trace file.
1437         * sim-events.c (ETRACE): Only print source file and line number if
1438         --trace-debug.
1439         * sim-n-core.h (sim_core_trace_M): Likewise.
1440
1441         * sim-core.c (sim_core_signal): Add missing "\n" in message.
1442
1443 1997-11-13  Felix Lee  <flee@cygnus.com>
1444
1445         * sim-n-core.h (sim_core_read_unaligned_N): illegal empty
1446         initializer.
1447         * sim-types.h (unsigned128,signed128): fix typo for MSVC.
1448
1449 Wed Nov 12 12:18:08 1997  Doug Evans  <devans@canuck.cygnus.com>
1450
1451         * aclocal.m4 (SIM_AC_OPTION_SCACHE): Fix typo.
1452
1453         * Make-common.in (BUILT_SRC_FROM_COMMON): Remove files no longer
1454         built this way.
1455         (sim-config.o): Remove non-existent $(sim-nconfig_h) dependency.
1456         (clean): Don't delete $(BUILT_SRC_FROM_COMMON) if building in
1457         source tree.
1458
1459 Tue Nov 11 13:28:02 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1460
1461         * sim-events.c (sim_events_process): Re-compute the time -
1462         update_time_from_event - as each event is processed. Reverses
1463         previous change.
1464
1465 Fri Nov  7 00:37:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1466
1467         * callback.c (os_poll_quit): Replace _WIN32 with _MSC_VER.
1468
1469 Fri Nov  7 00:37:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1470
1471         * sim-events.c (sim_events_process): Delete redundant call to
1472         update_time_from_event.
1473         (sim_events_slip): Always decrement time_from_event.
1474         (sim_events_tick, sim_events_deschedule, update_time_from_event):
1475         Delete assertion that time_from_event >=0 when work in queue, no
1476         longer applicable.
1477
1478 Thu Nov  6 12:06:46 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1479
1480         * sim-options.c (STANDARD_OPTIONS): Change OPTION_* to an enum.
1481         (standard_option_handler): Update.
1482
1483         * sim-options.h: Clarify documentation.
1484         (OPTION_LONG_ONLY_P): Delete definition.
1485         (OPTION_VALID_P): Define.
1486
1487         * sim-options.c (sim_print_help): Allow short only options.
1488         (sim_parse_args): Ditto.
1489         (sim_args_command): Skip short only options.
1490         (sim_parse_args): Allocate space for NUM_OPTS not just 256. Make
1491         separate entries for short and long options in the HANDLERS and
1492         ORIG_VAL tables.
1493         (sim_parse_args): Disable argument permutation.
1494
1495 Wed Nov  5 13:40:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1496
1497         * sim-core.h (DECLARE_SIM_CORE_WRITE_N. DECLARE_SIM_CORE_READ_N):
1498         Add argument M, size of data type.
1499         (sim_core_read_misaligned_3, sim_core_write_misaligned_3):
1500         Declare, ditto for 5, 6 & 7 byte transfers.
1501         (sim_core_write_unaligned_1, sim_core_write_unaligned_1): Define
1502         as aligned variant.
1503
1504         * sim-n-core.h (sim_core_trace_M): Rename from
1505         sim_core_trace_N. Add nr_bytes argument. Replace transfer argument
1506         with transfer type. Print transfer direction.  Handle 1 and 2 byte
1507         transfers.
1508         (sim_core_read_unaligned_N, sim_core_write_unaligned_N): Trace
1509         unaligned accesses.
1510         (unsigned_M, T2H_M, H2T_M): Rename from unsigned_N, T2H_N, H2T_N.
1511         Update all functions.
1512
1513         * sim-core.c: Generate functions starting with 16 not 1.
1514         (sim_core_read_unaligned_3): Generate. Ditto for 3 byte write and
1515         all 5, 6 & 7 byte transfers.
1516
1517         * sim-n-core.h (sim_core_read_misaligned_N,
1518         sim_core_write_misaligned_N): Implement.
1519
1520 Mon Nov  3 15:03:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1521
1522         * sim-endian.h (U16_8): Implement
1523
1524         * sim-endian.c (sim_endian_split_16, sim_endian_join_16): New functions
1525
1526         * sim-endian.h (VL8_16, VH8_16): Implement.
1527
1528         * sim-memopt.c (memory_option_handler): Typecast 64bit value to
1529         long in printf.
1530         (memory_option_handler): Only zalloc modulo bytes when non-zero.
1531         (memory_option_handler): Skip comma in alias address list
1532
1533 Fri Oct 31 13:03:33 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1534
1535         * sim-memopt.c (do_memopt_add, do_memopt_delete): Add level and
1536         space params.
1537         (parse_size, parse_addr): New functions
1538         (memory_option_handler, memory_options): Parse address & size
1539         using new functions. Pass level, space, modulo to do_memopt_add &
1540         do_memopt_del.
1541
1542         * sim-memopt.h (struct _sim_memopt): Add level & space fields.
1543
1544         * sim-core.h (sim_core_arrach, sim_core_detach): Replace
1545         `attach_type attach' argument with `unsigned level' argument.
1546         Document.
1547
1548         * sim-core.c (new_sim_core_mapping, sim_core_map_attach,
1549         sim_core_attach): Replace argument attach with level.  Update
1550         verification of arguments.
1551         (sim_core_map_detach, sim_core_detach): Replace argument attach
1552         with level.
1553
1554         * sim-basics.h (enum _attach_type): Delete.
1555
1556 Thu Oct 30 13:45:00 1997  Doug Evans  <devans@seba.cygnus.com>
1557
1558         * sim-core.h (sim_core_write_8): Define.
1559
1560 Tue Oct 28 12:29:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1561
1562         * sim-bits.h: Document ROTn macro.
1563
1564         * sim-endian.h (H2T): Handle 16 byte variables.
1565
1566         * sim-n-core.h (sim_core_read_unaligned_N): Return a dummy when an
1567         error.
1568
1569         * sim-core.c: Do not generate sim_core_*_word.
1570
1571         * sim-n-core.h (sim_core_trace_N): Add line_nr argument.
1572         (sim_core_write_aligned_N, sim_core_read_aligned_N): Update.
1573
1574         * sim-core.h (sim_core_read_unaligned_word,
1575         sim_core_read_aligned_word, sim_core_read_word,
1576         sim_core_write_unaligned_word, sim_core_write_aligned_word,
1577         sim_core_write_word): Change to macros that map onto sim_core_*_N.
1578
1579 Mon Oct 27 11:25:10 1997  Doug Evans  <devans@canuck.cygnus.com>
1580
1581         * sim-n-endian.h: Add TAGS entrys for 16 byte versions.
1582
1583         * sim-endian.h: Disable 16 byte support.
1584
1585 Mon Oct 27 12:00:48 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1586
1587         * sim-endian.c (_SWAP_16): Define.  Generate 126 bit swap code.
1588
1589         * sim-n-core.h (sim_core_trace_N): New function.
1590         (sim_core_read_aligned_N, sim_core_write_aligned_N): Use,
1591         (sim_core_read_unaligned_N): Do not retyrn bogus value wden error.
1592
1593         * sim-endian.h:  Add 128 bit variant.
1594
1595         * sim-core.h, sim-core.c: Add 128 bit variant.
1596
1597         * sim-types.h: Add signed128 and unsigned128 types using a struct.
1598
1599 Fri Oct 24 11:33:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1600
1601         * sim-events.c (sim_events_process): Clear events->work_pending.
1602         (sim_events_tickn, sim_events_tick): Accumulate, instead of
1603         setting, nr_ticks_to_process.
1604         (sim_events_preprocess): Allow nr_ticks_to_process to be non-zero
1605         when the event queue isn't next.
1606
1607         * sim-events.h, sim-events.c (sim_events_slip): New function.
1608
1609 Wed Oct 22 14:18:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1610
1611         * sim-hload.c (sim_load): Pass lma_p==0 and do_load=sim_load.
1612
1613         * sim-utils.h, sim-load.c (sim_load_file): Add lma_p and do_load
1614         arguments.
1615
1616 Tue Oct 21 18:37:57 1997  Doug Evans  <devans@canuck.cygnus.com>
1617
1618         * nrun.c (main): Remove useless test of name != NULL.
1619         Exit if bfd_openr fails.  Call bfd_check_format after bfd_openr.
1620
1621 Tue Oct 21 10:42:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1622
1623         * sim-fpu.c (EXPMAX): Type is unsigned.
1624         (MIN_INT, MAX_INT): Type is signed64.
1625         (i2fpu): Type of val is signed64.
1626
1627 Tue Oct 21 10:42:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1628
1629         * sim-profile.h (PROFILE_PC_BUCKET_SIZE): Treat a shift of zero as
1630         a bucket size of zero.
1631
1632         * sim-profile.c (OPTION_PROFILE_PC_GRANULARITY,
1633         OPTION_PROFILE_PC): Define.
1634         (profile_option_handler): Add support for --profile-pc and
1635         --profile-pc-granularity options.
1636         (profile_pc_init): When possible, compute nr buckets from bucket
1637         size.
1638
1639         * sim-profile.c (profile_pc_init): Align the profile-pc end
1640         address with the profile-pc bucket size.
1641
1642         * sim-profile.h (PROFILE_PC_NR_BUCKETS): Rename PROFILE_PC_SIZE to
1643         something less ambiguous.
1644         (PROFILE_PC_BUCKET_SIZE): Ditto for PROFILE_PC_SAMPLE_SIZE.
1645
1646         * sim-profile.c (profile_pc_cleanup): New function. Move
1647         profile_pc_uninstall code to here.
1648         (profile_pc_uninstall): Call.
1649         (profile_pc_init): Call.
1650
1651 Mon Oct 20 17:23:58 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1652
1653         * sim-profile.c (profile_print_pc): Dump pc profile to dmon.out
1654         file using BSD gprof format.
1655
1656         * sim-bits.h (LSBIT, MSBIT, BIT): Force result to type
1657         unsigned_word.
1658         (LSBIT8, LSBIT16, LSBIT32, LSBIT64, MSBIT8, MSBIT16, MSBIT32,
1659         MSBIT64): Force result to unsignedN.
1660
1661 Thu Oct 16 11:38:56 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1662
1663         * sim-alu.h (ALU16_BEGIN, ALU32_BEGIN, ALU64_BEGIN): Drop opening
1664         brace from macro.
1665         (ALU8_BEGIN, ALU8_SET, ALU8_ADD, ALU8_SUB, ALU8_NEGATE): Define.
1666         (ALU16_ADD, ALU16_SUB, ALU16_NEGATE): Simplify arrithmetic.
1667         (ALU32_ADD, ALU32_SUB, ALU32_NEGATE): Simplify arrithmetic.
1668         (ALU64_ADD, ALU64_SUB, ALU64_NEGATE): Simplify arrithmetic.
1669
1670 Wed Oct 15 09:24:19 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1671
1672         * sim-core.h (struct _sim_core_mapping): Change free_buffer to
1673         type void*.
1674
1675         * sim-core.c (sim_core_uninstall, new_sim_core_mapping,
1676         sim_core_map_attach, sim_core_map_detach): Change free_buffer to
1677         type void*.
1678         (sim_core_attach): Rename buffer_freed to free_buffer, type
1679         void*. Ensure that allocated buffer is alligned according to
1680         region's address.
1681
1682 Mon Oct 13 11:34:50 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1683
1684         * sim-alu.h (ALU64_HAD_OVERFLOW): Define.
1685         (ALU64_SUB): Define.
1686
1687         * Make-common.in (all): Build SIM_EXTRA_ALL first.
1688         (.gdbinit): Remove dependencies, generate once per build.
1689
1690 Tue Oct 14 19:20:09 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1691
1692         * sim-n-core.h (sim_core_read_aligned_N,
1693         sim_core_write_aligned_N): Make xaddr param type address_word not
1694         unsigned_word.
1695
1696 Fri Oct  3 09:49:18 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1697
1698         * sim-fpu.h, sim-fpu.c: Rewrite.  Change sim_fpu object to an
1699         unpacked floating point struct.  Pass sim_fpu object by reference.
1700         Add preliminary support for rounding modes.
1701
1702 Fri Oct  3 09:28:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1703
1704         * configure: Regenerated to track ../common/aclocal.m4 changes.
1705
1706 Thu Oct  2 19:43:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1707
1708         * aclocal.m4 (sim-bitsize): Fix typo, WITH_TARGET_WORD_BITSIZE not
1709         WITH_TARGET_BITSIZE.
1710
1711 Thu Sep 25 23:20:20 1997  Felix Lee  <flee@yin.cygnus.com>
1712
1713         * sim-profile.c (profile_print_core): label needs empty statement.
1714
1715 Thu Sep 25 11:20:47 1997  Stu Grossman  <grossman@babylon-5.cygnus.com>
1716
1717         * sim-break.c (sim_set_breakpoint sim_clear_breakpoint):  Use ZALLOC
1718         and zfree instead of xmalloc and free.  Prevents warnings.
1719
1720 Wed Sep 24 17:38:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1721
1722         * configure: Regenerated to track ../common/aclocal.m4 changes.
1723
1724 Wed Sep 24 17:23:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1725
1726         * Make-common.in (SIM_BITSIZE): Assign from configured value.
1727         (CONFIG_CFLAGS): Add SIM_BITSIZE.
1728
1729         * aclocal.m4 (--enable-sim-bitsize): Developer option for
1730         controling the bitsize/msb of the target.
1731
1732 Wed Sep 24 17:41:40 1997  Stu Grossman  <grossman@babylon-5.cygnus.com>
1733
1734         * Make-common.in:  New files sim-break.c, sim-break.h.
1735         * sim-base.h:  Add point to breakpoint list to sim_state_base.
1736         * sim-break.c sim-break.h:  New modules that implement intrinsic
1737         breakpoint support.
1738         * sim-module.c:  Add breakpoint module.
1739
1740 Tue Sep 23 00:26:39 1997  Felix Lee  <flee@yin.cygnus.com>
1741
1742         * sim-events.c (SIM_EVENTS_POLL_RATE): poll more often than once
1743         an hour.
1744         * sim-n-core.h (WITH_XOR_ENDIAN): MSVC barfs on
1745         if (0) { 1 % 0; }
1746         * sim-core.c (sim_core_xor_write_buffer): WITH_XOR_ENDIAN + 1.
1747         (SIGBUS) define for Windows.
1748         * sim-trace.c (trace_printf,debug_printf): added ALMOST_STDC.
1749         * sim-resume.c: define SIGTRAP for windows.
1750         * sim-xcat.h: use token pasting if ALMOST_STDC.
1751
1752 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1753
1754         * Make-common.in (SIM_SCACHE, SIM_DEFAULT_MODEL): Assign
1755         configured values.
1756         (CONFIG_CFLAGS): Add same.
1757
1758 Mon Sep 22 17:20:27 1997  Felix Lee  <flee@cygnus.com>
1759
1760         * sim-types.h (SIGNED64): ##i64 when _MSC_VER, not _WIN32.
1761         (SIGNED32): use ##i32.
1762
1763 Tue Sep 23 11:04:38 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1764
1765         * configure: Regenerated to track ../common/aclocal.m4 changes.
1766
1767 Tue Sep 23 10:07:47 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1768
1769         * aclocal.m4 (sim-endian): Simplify logic determining [default]
1770         endian of target.
1771
1772         * Make-common.in (SIM_WARNINGS, SIM_ALIGNMENT, SIM_ENDIAN,
1773         SIM_HOSTENDIAN, SIM_RESERVED_BITS, SIM_ASSERT, SIM_FLOAT,
1774         SIM_HARDWARE, SIM_INLINE, SIM_PACKAGES, SIM_REGPARM, SIM_SMP,
1775         SIM_STDCALL, SIM_XOR_ENDIAN): Assign configured values.
1776         (CONFIG_CFLAGS): Add same.
1777
1778         * aclocal.m4: Perform AC_SUBST on optional options.
1779
1780 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1781
1782         * sim-config.h (WITH_DEFAULT_ALIGNMENT): Don't hardwire any alignment.
1783
1784         * sim-options.c (standard_option_handler): Typo in warning message.
1785
1786         * sim-base.h (STATE_MODEL): Make conditional on SIM_HAVE_MODEL.
1787
1788         * sim-profile.c (profile_print_insn): Check 0 .. MAX_INSN for any
1789         insn count.  Make count conditional on there being a valid
1790         INSN_NAME.
1791         (profile_pc_init): Make default PC profile frequency an arbitrary
1792         256.
1793
1794         * sim-base.h: Ditto.
1795
1796         * sim-profile.h (WITH_PROFILE_MODEL_P): Only enable modeling when
1797         SIM_HAVE_MODEL.
1798
1799         * sim-model.h (struct MACH): Depreciate, to be replaced by bfd
1800         archure struct.
1801
1802 Mon Sep 22 11:46:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1803
1804         * configure: Regenerated to track ../common/aclocal.m4 changes.
1805
1806 Mon Sep 22 11:45:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1807
1808         * aclocal.m4 (sim_alignment): Simplify logic for selecting the
1809         configured alignment.
1810
1811 Fri Sep 19 17:45:25 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1812
1813         * configure: Regenerated to track ../common/aclocal.m4 changes.
1814
1815 Fri Sep 19 17:26:14 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1816
1817         * sim-config.c (sim_config): Check for default alignment.
1818
1819         * sim-options.c (standard_option_handler): Add alignment option.
1820
1821         * aclocal.m4 (sim_alignment): Allow configuration of hardwired and
1822         default alignment requirements on memory accesses.
1823
1824 Fri Sep 19 11:51:35 1997  Jeffrey A Law  (law@cygnus.com)
1825
1826         * sim-load.c (sim_load_file): Return failure if the executable
1827         had no loadable sections.
1828
1829 Wed Sep 17 13:33:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1830
1831         * sim-events.c (ETRACE): Use trace_printf not sim_io_printf for
1832         trace output.
1833
1834         * sim-core.c (sim_core_signal): When bad access halt simulator
1835         SIGSEGV / SIGBUS instead of aborting.
1836         (signal.h): Include.
1837
1838         * sim-watch.c (sim_watchpoint_install): Handler for watchpoint
1839         options was missing.
1840
1841         * sim-bits.h (MOVED): Define
1842
1843 Wed Sep 17 10:33:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1844
1845         * sim-alu.h (ALU32_HAD_OVERFLOW): Pacify GCC, Use MSBIT instead of
1846         BIT.
1847
1848         * sim-bits.h (LSBIT, MSBIT): Check for overflow of shift value.
1849
1850         * sim-bits.c: Add 8 bit versions of bit macros.
1851
1852         * sim-bits.h: Ditto.
1853
1854 Tue Sep 16 16:15:16 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1855
1856         * sim-bits.c (LSSEXT, MSSEXT): Replace SEXT.
1857         (LSINSERTED, MSINSERTED): Ditto for INSERTED.
1858
1859         * sim-n-bits.h (MSSEXTn, LSSEXTn): Replace SEXTn.
1860         (LSINSERTDn, MSINSERTEDN): Ditto for INSERTEDn.
1861
1862         * sim-bits.h (SEXT*): Define as MSEXT/LSEXT.
1863         (INSERTED*): Ditto for LSINSERTED/MSINSERTED.
1864
1865 Mon Sep 15 17:36:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1866
1867         * aclocal.m4 (SIM_AC_COMMON): Add optional config.h file argument.
1868         configure.in: Output to cconfig.h instead of config.h.
1869
1870         * configure: Regenerated to track ../common/aclocal.m4 changes.
1871
1872 Mon Sep 15 15:39:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1873
1874         * sim-utils.c (sim_analyze_program): Set STATE_ARCHITECTURE from
1875         BFD if known.
1876
1877 Tue Sep  9 21:46:46 1997  Felix Lee  <flee@cygnus.com>
1878
1879         * callback.c (os_write): divert stdout and stderr to their
1880         respective hooks.
1881
1882 Thu Sep 11 10:08:48 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1883
1884         * sim-profile.c (profile_print_speed): Call
1885         sim_events_elapsed_time instead of PROFILE_EXEC_TIME for moment.
1886
1887         * sim-events.c (sim_events_elapsed_time): New function return nr
1888         host MS consumed by the simulator.
1889         (sim_watch_valid): Use.
1890
1891         * sim-module.c (modules): Install sim_events very very early.
1892
1893         * sim-profile.c (profile_print): Call profile_print_pc.
1894         (print_bar):
1895         (profile_pc_init): New function, set up processor for PC
1896         profiling.
1897         (profile_print_pc): New function, print a PC profile.
1898         (profile_pc_event): New function, sample PC.
1899
1900         * sim-profile.h (PROFILE_PC_COUNT, PROFILE_PC_START,
1901         PROFILE_PC_END, PROFILE_PC_SHIFT, PROFILE_PC_SAMPLE_SIZE): Add to
1902         profile struct.
1903
1904         * sim-options.c (sim_print_help): Pacify GCC.
1905
1906         * sim-n-core.h (sim_core_read_aligned_N,
1907         sim_core_write_aligned_N): Add un-conditional profile call.
1908         (sim_core_read_unaligned_N, sim_core_write_unaligned_N): Add
1909         profile call when aligned read/write isn't used.
1910
1911         * sim-base.h: Include sim-profile, sim-model after sim-core &
1912         sim-events allow sim-core to define useful values.
1913
1914         * sim-profile.c (OPTION_PROFILE_CORE): Define.
1915         (profile_option_handler, profile_options): Add support for
1916         --profile-core option.
1917         (print_bar): Include when core profiling.
1918         (profile_print_core): New function, print core profile.
1919
1920         * sim-config.c (print_sim_config): Print profile status.
1921
1922         * sim-profile.h (PROFILE_NEXT_IDX, PROFILE_core,
1923         WITH_PROFILE_PC_P): Define.
1924         (PROFILE_CORE_COUNT): Count each core-map/size separatly.
1925         (PROFILE_COUNT_CORE): Define.
1926
1927 Thu Sep 11 08:44:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1928
1929         * sim-watch.c (handle_watchpoint): Pass a char** index into the
1930         interrupt_names array as the data.
1931         (sim-watch.h): Document.
1932
1933 Wed Sep 10 16:15:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1934
1935         * sim-options.c (sim_print_help): When the doc string is to long
1936         word wrap it.
1937
1938         * sim-watch.c (sim_watchpoint_install): Use option.doc_name so
1939         that only the first few the watch options are listed.  Generate
1940         meanginful usage messages.
1941
1942         * sim-options.h (struct OPTION): Clarify use of doc_name field
1943
1944 Wed Sep 10 13:23:24 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1945
1946         * sim-options.c (OPTION_ARCHITECTURE_INFO): New option.
1947         (standard_option_handler): Handle --architecture-info.
1948
1949 Tue Sep  9 21:46:46 1997  Felix Lee  <flee@cygnus.com>
1950
1951         * sim-core.h (sim_cpu_core): [WITH_XOR_ENDIAN + 1], to avoid
1952         illegal zero-sized array.
1953         * sim-core.c (sim_core_xor_read_buffer): same.
1954
1955 Tue Sep  9 11:20:35 1997  Doug Evans  <dje@canuck.cygnus.com>
1956
1957         * nltvals.def: Regenerate.
1958
1959 Tue Sep  9 02:10:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1960
1961         * sim-fpu.c (DP_FRACHIGH2): Define LL using SIGNED64.
1962
1963 Mon Sep  8 12:22:20 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1964
1965         * sim-bits.c (MASKED): Delete.
1966         (EXTRACTED): Delete.
1967         (LSEXTRACTED, MSEXTRACTED): New functions.
1968
1969         * sim-n-bits.h (MASKEDn): Delete, define as MSMASKED or LSMASKED.
1970         (MSMASKEDn, LSMASKEDn): Add last argument.
1971         (MSMASK*): Ditto.
1972
1973         * sim-bits.h (EXTEND8, EXTEND16): Define.
1974         (EXTRACTED64): Define as 64 bit extract, not 32 bit.
1975
1976         * sim-run.c (sim_engine_run): Use CPU_CIA macro.
1977
1978         * sim-engine.h (SIM_ENGINE_HALT_HOOK): Use CPU_CIA to get at
1979         current instruction address.
1980
1981         * sim-inline.h (*_ENGINE): Define.
1982
1983 Fri Sep  5 08:39:02 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1984
1985         * sim-core.c (sim_core_attach): Fix checks of modulo/mask.
1986
1987         * sim-watch.c (delete_watchpoint): Delete by ident and type.
1988         (watch_option_handler): Call delete_watchpoint with ident or type.
1989         (sim_watchpoint_install): Create interrupt specific watchpoint
1990         commands on the fly.
1991         (do_watchpoint_create): New function, create a watch point using
1992         type/int-nr info encoded in the option nr.
1993         (do_watchpoint_info): New function.  List active watchpoints.
1994
1995         * sim-watch.h: Change data structure to a list.
1996
1997         * sim-memopt.c (memory_option_handler): Require explicit "all"
1998         before deleting all memory regions.
1999
2000         * sim-utils.c (sim_do_commandf): New function, printf version of
2001         sim_do_command.
2002
2003         * sim-basics.h (asprintf, vasprintf): Hack, define for CYGWIN32.
2004
2005         * sim-alu.h (ALU64_ADD): Use explicit MSEXTRACTED64, do not assume
2006         bit endianness.
2007         (SIGNED64, UNSIGNED64): Delete.
2008         (ALU64_ADD): Don't rely on bit endianness.
2009         (ALU64_BEGIN): Define.
2010
2011         * sim-n-bits.h (MSEXTRACTEDn, LSEXTRACTED): New functions.
2012         (EXTRACTEDn): Delete, define as either LSEXTRACTED or MSEXTRACTED.
2013
2014         * sim-types.h (SIGNED64, UNSIGNED64): New macros, attach relevant
2015         suffix - u64, LL - to 64 bit constants.
2016
2017 Thu Sep  4 09:27:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2018
2019         * sim-config.c (sim_config): Add assert for SIM_MAGIC_NUMBER.
2020
2021         * sim-utils.h (NZALLOC): Define - zalloc * N.
2022
2023         * sim-hrw.c (sim_read, sim_write): New file.  Provide generic
2024         implementation of read/write functions.
2025
2026         * Make-common.in (sim-hrw.o): New target.
2027
2028         * sim-base.h (STATE_MEMOPT_P): Delete, simulators _always_ add
2029         memory.
2030
2031         * sim-memopt.c (memory_option_handler): Implement memory-size
2032         command. Implement memory-alias command.  Let memory-delete delete
2033         all memory regions.
2034         (add_memopt): New function.  Add a memory region.
2035         (do_memopt_delete): New function. Delete a memory region.
2036
2037         * sim-utils.c (sim_elapsed_time_get): Never return zero.
2038
2039         * sim-core.c (sim_core_detach): New function.
2040         (sim_core_map_detach): New function. Perform the actual detach.
2041         (sim_core_init): Move initialization code from here.
2042         (sim_core_install): To here.
2043         (sim_core_uninstall): And here.
2044
2045         * sim-module.c: Add memopt module.
2046
2047         * sim-base.h (STATE_MEMOPT, STATE_MEMOPT_P): Add memopt to
2048         simulator base type.
2049
2050         * Make-common.in (sim_main_headers): Add sim-memopt.h
2051         (sim-memopt.o): New target.
2052
2053         * sim-core.c (sim_core_install): Add core_options to the option
2054         table.
2055
2056         * sim-watch.c (watch_options): Make --delete-watch a synonym for
2057         --watch-delete.
2058
2059         * sim-config.h (WITH_MODULO_MEMORY): Define as 0.  Update
2060         comments.
2061
2062         * sim-core.h (struct _sim_core_mapping): Change nr_bytes to type
2063         address_word, add mask member.
2064
2065         * sim-core.h, sim-core.c (sim_core_attach): Make nr_bytes of type
2066         address_word, allow for 64bit targets in 32bit host. Add modulo
2067         argument.
2068         (sim_core_map_attach): Ditto.
2069         (new_sim_core_mapping): Ditto.
2070         (sim_core_translate): Mask address when modulo memory.
2071
2072 Wed Sep  3 17:32:54 1997  Doug Evans  <dje@seba.cygnus.com>
2073
2074         * sim-hload.c (sim_load): Add assert for SIM_MAGIC_NUMBER.
2075
2076         * gdbinit.in: New file.
2077         * aclocal.m4 (SIM_AC_OUTPUT): Build .gdbinit.
2078         * Make-common.in (distclean): Delete .gdbinit.
2079         (.gdbinit): Add rule for.
2080         * configure: Regenerated to track ../common/aclocal.m4 changes.
2081
2082         * Make-common.in (cgen-run.o): Add rule for.
2083
2084 Wed Sep  3 10:08:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2085
2086         * sim-resume.c (sim_resume): Suspend/resume the simulator.
2087
2088         * sim-events.c (sim_watch_valid): Compute total elapsed time from
2089         both resumed and previous elapsed time.
2090         (sim_events_init): Set initial_wallclock and current_wallclock to
2091         zero.
2092         (sim_events_install): Install sim_events_suspend and
2093         sim_events_resume.
2094         (sim_events_watch_clock): Allow for suspended simulator when
2095         computing the time of the clock event.
2096
2097         * sim-events.h (struct _sim_event): Add resume_wallclock, rename
2098         initial_wallclock to elapsed_wallclock, set both to zero.
2099         (sim_events_init, sim_events_uninstall): Delete prototypes.
2100
2101         * sim-module.h (MODULE_SUSPEND_FN, MODULE_RESUME_FN): Define types.
2102
2103         * sim-module.c(sim_module_resume, sim_module_suspend): New
2104         functions.
2105
2106 Wed Sep  3 10:08:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2107
2108         * sim-core.c (sim_core_map_attach): Clarify memory overlap error
2109         message.
2110
2111 Tue Sep  2 14:57:06 1997  Doug Evans  <dje@canuck.cygnus.com>
2112
2113         * Makefile.in (TAGS): Add support for "/* TAGS: foo */" marker.
2114         * Make-common.in (TAGS): Likewise.
2115         * sim-n-bits.h: Add TAGS comments for all functions.
2116         * sim-n-core.h: Likewise.
2117         * sim-n-endian.h: Likewise.
2118
2119 Mon Sep  1 10:50:11 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2120
2121         * sim-utils.c (sim_state_alloc): Set CPU backlinks, callback and
2122         kind.
2123
2124         * sim-base.h (sim_state_alloc): Add callback and kind arguments.
2125
2126         * sim-base.h (INVALID_INSTRUCTION_ADDRESS): Add default
2127         definition.
2128
2129 Sat Aug 30 09:47:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2130
2131         * sim-fpu.c (DP_GARDMSB, ...): Make unsigned.
2132         (DP_FRACHIGH, DP_FRACHIGH2, ..): Use MSMASK to avoid LL.
2133
2134 Fri Aug 29 13:37:44 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2135
2136         * sim-core.c (sim_core_map_attach): Cast attach enum to int.
2137         (sim_core_xor_read_buffer, sim_core_xor_write_buffer): Make
2138         nr_transfered and nr_this_transfer unsigned.
2139
2140         * sim-events.c (sim_events_tickn): N is signed, as limited to
2141         MAXINT.
2142
2143         * sim-n-endian.h (offset_N): Change size to unsigned.
2144
2145         * callback.c (os_poll_quit): Add prototypes for kbhit and getkey.
2146
2147 Fri Aug 29 10:10:53 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2148
2149         * sim-utils.c (sim_copy_argv): Delete, replaced by dupargv.
2150
2151         * sim-options.c (sim_parse_args): Use dupargv.
2152
2153 Thu Aug 28 10:36:34 1997  Doug Evans  <dje@canuck.cygnus.com>
2154
2155         * sim-options.c (standard_option_handler): Use xstrdup, not strdup.
2156
2157 Thu Aug 28 12:09:15 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2158
2159         * sim-base.h (STATE_ARCHITECTURE, STATE_TARGET): Add to simulator
2160         base type.
2161
2162         * sim-options.c (standard_options): Add --architecture=MACHINE and
2163         --target=TARGET options.
2164         (OPTION_ARCHITECTURE, OPTION_TARGET): Define.
2165         (standard_option_handler): Handle architecture and target options.
2166         (bfd.h): Include.
2167
2168         * sim-utils.c (sim_analyze_program): Pass STATE_TARGET to
2169         bfd_openr.
2170         (sim_analyze_program): Set prog_bfd architecture from
2171         STATE_ARCHITECTURE if known.
2172
2173 Wed Aug 27 18:13:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2174
2175         * configure: Regenerated to track ../common/aclocal.m4 changes.
2176         * config.in: Ditto.
2177
2178 Wed Aug 27 18:11:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2179
2180         * aclocal.m4 (enable-sim-warnings): Remove comment stating
2181         that option does not apply to certain files.
2182
2183 Wed Aug 27 15:13:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2184
2185         * sim-bits.h (LSBIT8, LSBIT16, LSBIT32, LSBIT64, LSBIT, MSBIT8,
2186         MSBIT16, MSBIT32, MSBIT64, MSBIT): New macros - single bit as
2187         offset from MSB/LSB.
2188
2189         * sim-endian.h (A1_8, A2_8, A4_8, A1_4, A2_4, A1_2): New macro,
2190         access address of sub word quantity of a hosts 16, 32, 64 bit word
2191         type.
2192         (V1_2, V1_4, V2_4, V1_8, V2_8, V4_8): Ditto for values.
2193         (U8_1, U8_2, U8_4, U4_1, U4_2, U2_1): Ditto for set of values.
2194         (V2_H1, V2_L1, V4_H2, V4_L2, V8_L4, V8_H4): Given N byte argument,
2195         return N*2 byte value with argument in Hi/Lo word.  Renamed from
2196         V1_H2, V1_L2, V2_H4, V2_L4, V4_H8, V4_L8.
2197
2198         * sim-alu.h (ALU32_HAD_OVERFLOW): Use 64 bit mask not 32bit.
2199         (ALU16_HAD_CARRY, ALU32_HAD_CARRY, ALU16_HAD_OVERFLOW): Use MSBIT
2200         so that bit offset is explicit.
2201
2202 Wed Aug 27 11:55:35 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2203
2204         * sim-utils.c (sim_analyze_program): Add prog_name argument.
2205         Update STATE_PROG_BFD when needed with a dup'd copy of the
2206         program.
2207
2208         * sim-config.c (sim_config): Delete ABFD argument, use
2209         STATE_PROG_BFD directly.
2210
2211 Tue Aug 26 12:55:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2212
2213         * run.c (main): Pass the open ABFD to sim_create_inferior.
2214
2215         * nrun.c (main): Determine prog_bfd.  Pass to sim_create_inferior
2216         and sim_load.
2217         (bfd.h): Include.
2218
2219         * sim-hload.c (sim_load): New file. Implement generic sim_load for
2220         hardware only simulator targets.
2221
2222         * Make-common.in (sim-hload.o): Add rule.
2223
2224 Wed Aug 27 09:51:42 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2225
2226         * sim-utils.c (sim_copy_argv): Rewrite to match malloc strategy
2227         used by copyargv and freeargv.
2228
2229         * sim-options.c (sim_parse_args): Save a copy of PROG-ARGS in
2230         STATE_PROG_ARGV, not just a pointer.
2231
2232 Mon Aug 25 17:50:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2233
2234         * configure: Regenerated to track ../common/aclocal.m4 changes.
2235         * config.in: Ditto.
2236
2237 Mon Aug 25 12:11:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2238
2239         * aclocal.m4 (sim-endian): Add second argument to
2240         SIM_AC_OPTION_ENDIAN.  First is hardwired endian, second is
2241         default endian when not hardwired.
2242
2243         * sim-config.h (WITH_DEFAULT_TARGET_BYTE_ORDER): New macro, if all
2244         else failes value for target byte order.
2245
2246         * sim-config.c (sim_config): Add abfd arguments. Set
2247         STATE_PROG_BFD accordingly.  Determine prefered_target_byte_order
2248         from same.
2249         (sim_config): Return SIM_RC, don't abort.
2250         (bfd.h): Include.
2251
2252         * run.c (main): Update call to sim_open - add ABFD argument.
2253         * nrun.c (main): Add NULL ABFD argument.
2254
2255 Thu Aug 14 12:48:57 1997  Doug Evans  <dje@canuck.cygnus.com>
2256
2257         * callback.c (os_poll_quit): Make static.
2258         Call sim_cb_eprintf, not p->eprintf.
2259         (sim_cb_printf, sim_cb_eprintf): New functions.
2260         * sim-utils.h (sim_cb_printf, sim_cb_eprintf): Declare.
2261
2262         * sim-basics.h (zalloc,zfree,sim_add_commas,SIM_ELAPSED_TIME,
2263         sim_elapsed_time_get,sim_elapsed_time_since): Move decls to
2264         sim-utils.h. #include sim-utils.h.
2265         * sim-utils.h: Above decls moved here.
2266         (sim_analyze_program,sim_load_file): Use `struct _bfd', not `bfd'.
2267
2268         * sim-watch.c (action_watchpoint): Fix thinkos.
2269
2270 Thu Jul 24 08:48:05 1997  Stu Grossman  (grossman@critters.cygnus.com)
2271
2272         * sim-types.h:  Fix defs of 64 bit data types for MSVC.
2273
2274 Tue Jul 22 10:35:37 1997  Doug Evans  <dje@canuck.cygnus.com>
2275
2276         * sim-n-core.h (sim_core_write_unaligned_N): Add missing break
2277         to FORCED_ALIGNMENT case.
2278
2279 Thu Jun  5 13:48:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2280
2281         * callback.c (target_to_host_open): Handle hosts with O_BINARY.
2282
2283 Thu Jun  5 08:47:10 1997  Jeffrey A Law  (law@cygnus.com)
2284
2285         * Make-common.in (libsim.a): Fix typo.
2286
2287 Thu Jun  5 13:48:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2288
2289         * nrun.c (main): Verify the structure returned before using it.
2290
2291 Wed Jun  4 11:44:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2292
2293         * sim-config.h (WITH_ENGINE): Enable the sim-engine module by
2294         default.
2295
2296         * sim-engine.c (sim_engine_install): New function.  Install the
2297         engine init functions.
2298         (sim_engine_init): [Re]initialize the simulator engine.
2299
2300         * sim-module.c: Add sim_engine to list of modules that always
2301         install.
2302
2303 Tue Jun  3 04:52:04 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2304
2305         * sim-watch.c (schedule_watchpoint): Use sim_unschedule_watchpoint
2306         to remove the old watchpoint, not delete_watchpoint.
2307         (watch_option_handler): Action the correct watchpoint, not just
2308         cycles.
2309
2310 Wed May 28 14:47:41 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2311
2312         * sim-n-core.h (sim_core_write_aligned_N): For 8byte reads, output
2313         both low and high word.
2314         (sim_core_write_aligned_N): Ditto.
2315
2316         * sim-trace.c (set_trace_options): Delete code explicitly setting
2317         core->trace.
2318
2319         * sim-options.c (sim_print_help): Call the list commands if not a
2320         standalone simulator.
2321         (sim_print_help): Advise that some options may not be applicable.
2322
2323         * sim-trace.c (set_trace_options): Assume core present.
2324
2325         * sim-events.c (sim_events_schedule_after_signal): Overflow signal
2326         buffer when full not almost full.
2327
2328 Tue May 27 14:32:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2329
2330         * sim-events.c (sim_events_process): Don't blat the event queue
2331         when processing watchpoints.
2332
2333         * sim-watch.h: Make arg unsigned long - stop sign extension.
2334
2335         * sim-events.c (sim_watch_valid): rewrite so debugable.
2336
2337         * sim-config.h (WITH_XOR_ENDIAN): Default to zero.
2338
2339         * sim-watch.c (schedule_watchpoint): Add is_within option so that
2340         inequality test is possible.
2341         (handle_watchpoint): Re-pass is_within arg.
2342         (watch_option_handler): When `!' prefix to pc-watchpoint arg pass
2343         0 to schedule_watchpoint's is_within arg.
2344         (sim_watchpoint_init): Re-pass is_within arg.
2345
2346         * sim-options.c (sim_print_help): Add is_command argument.  Don't
2347         include -- prefix when called from the command line interpreter.
2348
2349         * sim-watch.c (schedule_watchpoint): Pass true is_within argument.
2350
2351         * sim-events.c (sim_events_watch_sim): Add is_within argument,
2352         zero indicates that the test should be reversed.
2353         (sim_events_watch_core): Ditto.
2354         (WATCH_CORE): Compare range against is_within.
2355         (WATCH_SIM): Ditto.
2356
2357 Tue May 27 12:48:03 1997  Andrew Cagney  <cagney@b2.cygnus.com>
2358
2359         * sim-events.c (WATCH_CORE): Pass NULL cpu argument to
2360         sim_core_read_buffer.  Check nr-bytes transfered.
2361
2362         * sim-core.h (sim_core_common): Define a new struct that contains
2363         the common data.  to sd and cpu structures.
2364         * sim-core.c (sim_core_attach): Update.
2365         (sim_core_init): Update. Remember to copy initialized data to each
2366         cpu.
2367         (sim_core_find_mapping): Ditto.
2368
2369         * sim-core.c (sim_core_read_buffer): Add cpu argument.
2370         (sim_core_write_buffer): Ditto.
2371
2372         * sim-n-core.h (sim_core_read_unaligned_N): When mis-aligned
2373         transfer use xor version of read buffer.
2374         (sim_core_write_unaligned_N): Ditto for write.
2375
2376         * sim-core.c (sim_core_xor_read_buffer): New function implement
2377         xor-endian data read breaking transfer up into xor-endian sized
2378         blocks.
2379         (sim_core_xor_write_buffer): Ditto for write.
2380         (reverse_n): Reverse order of arbitrary number of bytes in buffer
2381         - needed for xor-endian transfers.
2382
2383 Fri May 23 14:24:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2384
2385         * sim-inline.h: Review description.
2386
2387         * sim-core.h, sim-core.c: Reduce number of functions being inlined
2388         to just those involved in data transfers and configuration.
2389
2390         * sim-xcat.h (XSTRING): New macro, map macro definition onto
2391         string.
2392         * sim-n-core.h (sim_core_read_aligned_N): Use.
2393         (sim_core_read_unaligned_N): Ditto.
2394         (sim_core_read_unaligned_N): Ditto..
2395         (sim_core_write_unaligned_N): Ditto.
2396
2397         * sim-core.h: Add xor endian bitmap to main structure.  *
2398
2399         sim-n-core.h (sim_core_write_aligned_N): Add suport for xor
2400         endian.
2401         (sim_core_read_aligned_N): Ditto.
2402
2403         * sim-core.c (sim_core_set_xor_endian): New function.
2404         (sim_core_attach): Don't overwrite the per-cpu xor map when
2405         cloning the global core.
2406
2407 Fri May 23 10:53:13 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2408
2409         * sim-engine.h: Update below so that it is using an enumerated
2410         type.
2411
2412 Thu May 22 09:12:16 1997  Gavin Koch  <gavin@cygnus.com>
2413
2414         * sim-engine.c (sim_engine_restart):
2415         * sim-resume.c (sim_resume): Change longjmp param/setjmp
2416         return value used for simulator restart from 0 to 2.
2417
2418 Wed May 21 08:47:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2419
2420         * cgen-scache.c (scache_option_handler): Add is_command arg.
2421
2422         * sim-model.c (model_option_handler): Add is_command argument.
2423
2424         * sim-profile.c (profile_option_handler): Add is_command arg.
2425
2426         * sim-events.c (sim_watch_valid): Use ub64, lb64 when 64bit value
2427         involved.
2428
2429         * sim-module.c (sim_module_add_init_fn): Call init fn in the same
2430         order that they are registered.
2431
2432         * sim-options.h (OPTION_HANDLER): Add argument to differentiate
2433         between option and command line processing.
2434
2435         * sim-options.c: Include stdlib.h, ctype.h.
2436
2437         * Make-common.in (sim-watch.o): Add rule.
2438         (sim_main_headers): Assume sim-assert.h included.
2439         (sim-*.o): Simplify make rule.
2440
2441         * sim-module.c: Add sim_watch_install to module list.
2442
2443 Tue May 20 14:15:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2444
2445         * sim-base.h (STATE_LOADED_P): New predicate. Set once everything
2446         has been loaded.
2447
2448         * sim-trace.c (trace_install): Check magic. Include sim-assert.h.
2449         * sim-events.c (sim_events_install): Ditto.
2450         * sim-core.c (sim_core_install): Ditto.
2451         * sim-model.c (model_install): Ditto.
2452         * sim-options.c (standard_install): Ditto.
2453         * sim-profile.c (profile_install): Ditto.
2454         * sim-reason.c (sim_stop_reason): Ditto.
2455         * sim-run.c (sim_engine_run): Ditto.
2456         * sim-utils.c (sim_analyze_program): Ditto.
2457
2458         * sim-module.c (modules): Make profile_install and trace_install
2459         optional.
2460
2461         * sim-base.h (STATE_MEM_BASE): Define for flat memory systems.
2462
2463         * sim-options.c (standard_option_handler): Set the byte order.
2464
2465         * sim-events.c (sim_events_process): Allow multi tick processing.
2466         (sim_events_tickn): New function - multi cycle tick.
2467
2468         * sim-events.h (sim_events_tickn, sim_events_timewarp): Add
2469         prototypes.  Under development.
2470         (sim_events): Replace processing with nr_ticks_to_process.
2471
2472 Tue May 20 09:39:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2473
2474         * nrun.c (main): Pass callbacks to sim_open instead of using
2475         sim_set_callbacks.
2476
2477         * run.c (main): Ditto.
2478
2479 Mon May 19 12:07:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2480
2481         * sim-events.c (sim_events_zalloc): Signal save memory allocator -
2482         stop tk interrupting malloc calls.
2483         (sim_events_zalloc): Converse.
2484
2485         * Make-common.in (sim_main_headers): Add sim-events.h.
2486
2487         * sim-events.c (sim_events_schedule_after_signal): Change return
2488         type to void - signal events are strictly internal.
2489         (sim_events_init): Allocate a finite buffer for signal events.
2490         (sim_events_schedule_after_signal): Enter signal events into the
2491         signal buffer.
2492
2493         * sim-engine.c (sim_engine_halt): Check SIM_DESC magic.
2494         (sim_engine_restart): Ditto.
2495         (sim_engine_abort): Ditto.
2496         * sim-stop.c (sim_stop): Ditto.
2497         (control_c_simulation): Ditto.
2498         * sim-resume.c (sim_resume): Ditto.
2499         (has_stepped): Ditto.
2500         * sim-abort.c (sim_engine_abort): Ditto.
2501
2502         * sim-basics.h (transfer_type): New type.
2503
2504         * sim-core.c (sim_core_signal): New function. Print core signal
2505         information.
2506         (sim_core_find_mapping): Add transfer argument.
2507
2508         * sim-n-core.h (sim_core_{write,write}_unaligned_N): Call
2509         SIM_CORE_SIGNAL if a recoverable abort.
2510         * sim-core.c (sim_core_find_mapping): Ditto.
2511
2512 Fri May 16 15:13:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2513
2514         * sim-core.c (sim_core_find_mapping): Replace calls to
2515         sim_io_error to more resiliant sim_engine_abort.
2516
2517         * sim-n-core.h (sim_core_read_unaligned_N): Ditto.
2518         (sim_core_write_unaligned_N): Ditto.
2519
2520 Tue May 13 13:50:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2521
2522         * sim-module.c: Add sim_events_install to list.
2523
2524         * sim-events.c (sim_events_install, sim_events_uninstall): Clonse
2525         from sim_core_*.
2526         (sim_events_init): Now returns SIG_RC.
2527
2528         * sim-run.c: New file. Generic sim_engine_run.
2529         * sim-reason.c: New file. Generic sim_stop_reason.
2530         * sim-stop.c: New file. Generic sim_stop.
2531         * sim-resume.c: New file. Generic sim_resume.
2532
2533         * Make-common.in (sim-engine.o): Add rule.
2534         (sim-run.o, sim-reason.o, sim-stop.o, sim-resume.o): Ditto.
2535
2536         * sim-engine.h, sim-engine.c: New file. Provide generic
2537         implementation of sim_engine_halt, sim_engine_error. et.al.
2538
2539         * sim-base.h (sim_state_base): Add member halt.
2540         (sim-engine.h): Include.
2541
2542         * sim-events.h (sim_event_handler): Always pass SIM_DESC to event
2543         handlers.
2544         * sim-events.c (sim_events_poll): Update event handler.
2545
2546 Tue May 13 09:57:49 1997  Andrew Cagney  <cagney@b2.cygnus.com>
2547
2548         * sim-events.h, sim-events.c (sim_events_watch_clock): New
2549         function.
2550         (sim_events_watch_sim): New function.
2551         (sim_events_watch_core): New function.
2552         (sim_watch_valid): New function.
2553         (sim_events_preprocess): New function.
2554         (sim_events_process): Process the watchpoints as well as the timer
2555         queue.
2556         (sim_events_tick): Check WORK_PENDING instead of the hold queue.
2557         (sim_events_deschedule): Check all the queues when removing an
2558         event.
2559         (sim_events_init): Ditto for cleaning.
2560
2561 Mon May 19 12:07:22 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2562
2563         * sim-fpu.c (is_ufpu_number): Comment out - currently unused.
2564
2565 Mon May 19 11:23:03 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2566
2567         * callback.c (os_open): Type of arg flags is int.
2568
2569 Fri May 16 22:26:43 1997  Michael Meissner  <meissner@cygnus.com>
2570
2571         * sim-fpu.c (sim_fpu_is_{eq,ne,lt,le,gt,ge}): Compare Infinities
2572         just like normal numbers as per IEEE rules.
2573
2574 Wed May 14 21:20:38 1997  Bob Manson  <manson@charmed.cygnus.com>
2575
2576         * callback.c (os_close): Mark the descriptor as being
2577         available if the close succeeded.
2578         (os_open): Pass 0644 as the mode of the file being created.
2579
2580 Thu May 15 10:58:52 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2581
2582         * sim-fpu.c (pack_fpu, unpack_fpu): New functions - decode a
2583         float.
2584
2585         * sim-inline.c (SIM_INLINE_C): Rename from _SIM_INLINE_C_.
2586         * sim-lnline.h: Update.
2587
2588         * sim-fpu.h, sim-fpu.c (sim_fpu_[iu]{32,64}to): New int2fp
2589         conversion functions.
2590         (sim_fpu_to{32,64}[iu]): New fp2int functions.
2591
2592         * sim-fpu.h, sim-fpu.c (sim_fpu_is_{lt,le,eq,ne,ge,gt}): New fp
2593         compare functions.  Replacing.
2594         (sim_fpu_cmp): This. Delete.
2595
2596 Mon May 12 14:49:05 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2597
2598         * sim-core.c (sim_core_find_mapping): Call engine_error not
2599         sim_io_error when possible.
2600
2601 Mon May 12 08:55:07 1997  Andrew Cagney  <cagney@b2.cygnus.com>
2602
2603         * sim-endian.h (V1_H2): Add macro's to insert a word into a
2604         high/low double word.
2605
2606         * sim-trace.h: Remove definition of attribute - defined in
2607         sim_basics.h.
2608
2609 Mon May 12 08:55:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2610
2611         * sim-options.h (struct OPTION): Add doc_opt as the documenting
2612         name of the option - or family of options.
2613
2614         * sim-options.c (sim_args_command): Match command `a-b c' with
2615         option `--a-b-c' from option table.
2616
2617 Thu May  8 12:40:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2618
2619         * sim-options.c (sim_print_help): For optional arguments, wrap
2620         them in [].
2621
2622         * sim-trace.c (set_trace_options): New function, handle optional
2623         argument and multiple assignment.
2624         (trace_option_handler): Update.
2625
2626         * sim-trace.c (trace_option_handler): Trace branch and not fpu
2627         when branch tracing selected.
2628
2629 Wed May  7 15:19:58 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2630
2631         * sim-trace.c (trace_one_insn): Make a va-args function.
2632
2633         * sim-trace.c (trace_vprintf): New function, va-arg version of
2634         trace_printf.
2635
2636 Tue May  6 16:38:16 1997  Doug Evans  <dje@canuck.cygnus.com>
2637
2638         * sim-trace.c (trace_uninstall): Don't close a file twice.
2639         * sim-profile.c (profile_uninstall): Likewise.
2640
2641 Tue May  6 06:14:01 1997  Mike Meissner  <meissner@cygnus.com>
2642
2643         * sim-trace.c (toplevel): Include bfd.h.
2644         (trace_options): Note that --trace-linenum also turns on
2645         --trace-insn.  Add --trace-{branch,semantics}.
2646         (trace_option_handler): If --trace-linenum, also turn on
2647         --trace-insn.  Add --trace-branch support.  If --trace-semantics,
2648         turn on ALU, FPU, branch, and memory tracing.
2649         (trace_one_insn): New function to trace an instruction.  Support
2650         --trace-linenum.
2651         (OPTION_TRACE_*): Use an enum, rather than lots of defines.
2652
2653         * sim-trace.h (TRACE_{SEMANTICS,BRANCH}_IDX): Add new macros.
2654         (MAX_TRACE_VALUES): Use 32, not 12 by default.
2655         (TRACE_branch): Add new mask.
2656         (TRACE_*_P): Define all possible trace_p macros.
2657         (trace_one_insn): Declare function.
2658
2659 Mon May  5 14:08:34 1997  Mike Meissner  <meissner@cygnus.com>
2660
2661         * sim-trace.h (__attribute__): Define as nothing if not GNU C or
2662         GNU C doesn't support __attributes__.
2663         ({trace,debug}_printf): Add attribute's so -Wformat can check the
2664         format strings.
2665
2666 Mon May  5 11:16:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2667
2668         * sim-config.h (FORCED_ALIGNMENT): New alignment option -
2669         addresses are masked forcing them to be correctly aligned.
2670         (WITH_ALIGNMENT): Make NONSTRICT_ALIGNMENT the default.
2671         * sim-config.c (config_alignment_to_a): Update.
2672
2673         * sim-core.h (sim_cpu_core): New data type contains cpu specific
2674         core data.
2675         * sim-base.h (CPU_CORE): Add cpu specific core data to cpu base
2676         type.
2677         * sim-core.c (sim_core_attach): Add CPU argument.  Ready for
2678         processor specific core maps.
2679         (sim_core_map_attach): Copy the core map data to each of the
2680         processor specific core data structures.
2681         * sim-core.c (sim_core_find_mapping): Update.
2682
2683         * sim-n-core.h (sim_core_read_N, sim_core_write_N): Rename.
2684         (sim_core_write_aligned_N, sim_core_write_aligned_N): New names.
2685         (sim_core_write_unaligned_N, sim_core_write_unaligned_N): New
2686         alternatives that handle unaligned addresses.
2687         (sim_core_{read,write}_{,un}aligned_N): Drop SIM_DESC arg, replace
2688         with just CPU arg.
2689         * cgen-utils.c (sim_disassemble_insn): Update.
2690
2691 Mon May  5 13:19:16 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2692
2693         * sim-trace.h (TRACE_FPU_IDX): Add Floating-point specific
2694         tracing.
2695
2696         * sim-fpu.h, sim-fpu.c: New files - prototype for generic target
2697         fpu support.
2698
2699         * sim-inline.h, sim-inline.c: Add support for SIM_FPU.
2700
2701 Fri May  2 17:59:42 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2702
2703         * sim-core.c (sim_core_map_to_str): New function ascii equivalent
2704         to map type.
2705
2706         * sim-n-core.h (sim_core_read_N, sim_core_write_N): Use in trace
2707         statement.
2708
2709 Fri May  2 17:28:02 1997  Andrew Cagney  <cagney@b2.cygnus.com>
2710
2711         * cgen-trace.c: Prepend additional trace_printf argument.
2712
2713         * cgen-utils.c (sim_disassemble_insn): Add additional core
2714         arguments.
2715
2716 Fri May  2 11:40:23 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2717
2718         * nrun.c (main): Catch/report errorenous simulator states.
2719
2720         * sim-module.c: #include "libiberty.h" so that xmalloc is defined.
2721         * sim-trace.c: #include string.h/strings.h so that memset is
2722         defined.
2723         * sim-utils.c: Ditto.
2724         * sim-profile.c: Ditto. And stdlib.h.
2725         (print_bar): Only define when used by instruction or memory profiler.
2726
2727         * sim-options.c (standard_option_handler): Make ul more local.
2728
2729         * sim-load.c (sim_load_file): Make the name constant.
2730         (sim_load_file): Passify gcc.
2731
2732         * sim-utils.h: New file, pre-declare utilites in corresponding .c
2733         file.
2734         * sim-utils.c, sim-load.c: Include sim-utils.h.
2735
2736         * sim-base.h (sim_cpu): Pre define here so available to all.
2737
2738         * sim-core.h (DECLARE_SIM_CORE_WRITE_N, DECLARE_SIM_CORE_READ_N):
2739         Restore the sim_cpu and instruction_address arguments so that full
2740         information is available to the abort function.
2741         * sim-core.c (sim_core_find_mapping, sim_core_write_buffer): Ditto.
2742         * sim-n-core.h (sim_core_write_N, sim_core_read_N): Update.
2743
2744         * sim-trace.h, sim-trace.c (trace_option_handler): Add interim
2745         tracing support for sim-events and sim-core.
2746         (trace_option_handler): Convert #if to if where possible so always
2747         compiled/checked by C compiler.
2748         * sim-n-core.h (sim_core_write_N, sim_core_read_N): Update.
2749
2750         * sim-base.h: Adjust comment documenting how to define the cpu
2751         structure.
2752         (sim_state_base): Add sim_core and sim_events to simulator base
2753         object.
2754
2755         * sim-trace.h, sim-trace.c (trace_printf): Add SIM_DESC argument.
2756         * sim-core.c (sim_core_init, sim_core_attach,
2757         sim_core_find_mapping): Update.
2758         * sim-events.c (ETRACE, sim_events_init, sim_events_time,
2759         update_time_from_event, insert_sim_event,
2760         sim_events_schedule_after_signal, sim_events_deschedule,
2761         sim_events_tick): Ditto.
2762
2763         * sim-basics.h (sim-module.h, sim-trace.h, sim-profile.h,
2764         sim-model.h): Move #includes from here.
2765         * sim-base.h: To here.
2766         (sim-core.h, sim-events.h, sim-io.h): Include also
2767
2768 Wed Apr 30 15:37:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2769
2770         * callback.c (default_callback): Missing initialisers.
2771
2772 Thu May  1 10:40:47 1997  Doug Evans  <dje@canuck.cygnus.com>
2773
2774         * sim-utils.c (sim_add_commas): New function.
2775         * sim-basics.h (sim_add_commas): Add prototype.
2776         * cgen-scache.c (scache_print_profile): Print commas in numbers.
2777         * sim-profile.c (COMMAS): New macro.
2778         (print_*): Use it to print commas in numbers.
2779
2780         * configure: Regenerated.
2781
2782         * cgen-sim.h (sim_signal_type): Add SIM_SIGINT.
2783         (cgen_state): New member run_fast_p.
2784         (cgen_init): Add prototype.
2785         (sim_disassemble_insn): New arg `cpu'.
2786         * cgen-trace.c (trace_insn): Update call to sim_disassemble_insn.
2787         * cgen-utils.c (cgen_init): New function.
2788         (sim_disassemble_insn): New arg `cpu'.  Rewrite fetching of insn.
2789         * genmloop.sh: Call engine_halt if loop exits.
2790
2791         * Makefile.in (sim-options_h): Define.
2792         (sim-{module,options,trace,profile,utils}.o): Clean up dependencies.
2793         (sim-model.o): Add new rule.
2794         (cgen-{scache,trace,utils}.o): Add new rules.
2795         * aclocal.m4 (SIM_AC_OPTION_{SCACHE,DEFAULT_MODEL}): Add.
2796         * cgen-scache.c (scache_print_profile): Change `sd' arg to `cpu'.
2797         Indent output by 2 spaces.
2798         * cgen-scache.h (scache_print_profile): Update.
2799         * cgen-trace.c (trace_insn_fini): Indent output by 2 spaces.
2800         Use trace_printf, not fprintf.
2801         (trace_extract): Use trace_printf, not cgen_trace_printf.
2802         * genmloop.sh (!FAST case): Increment `insn_count'.
2803         * sim-base.h (sim_state_base): Only include scache_size if WITH_SCACHE.
2804         (sim_cpu_base): Rename member `sd' to `state' to be consistent with
2805         access macro's name.
2806         * sim-core.c (sim_core_init): Use EXTERN_SIM_CORE to define it.
2807         Change return type to SIM_RC.
2808         (sim_core_{install,uninstall}): New functions.
2809         * sim-core.h (sim_core_{install,uninstall}): Declare.
2810         (sim_core_init): Use EXTERN_SIM_CORE to define it.
2811         Change return type to SIM_RC.
2812         * sim-model.h (models,machs,model_install): Declare.
2813         * sim-module.c (modules): Add scache_install, model_install.
2814         (sim_post_argv_init): Set cpu->state backlinks.
2815         * sim-options.c (standard_options): Delete --simcache-size,--max-insns.
2816         (standard_option_handler): Likewise.
2817         * sim-profile.c (PROFILE_{HISTOGRAM,LABEL}_WIDTH): Move to
2818         sim-profile.h.
2819         (*): Assume ANSI C.
2820         (profile_options): Delete --profile-simcache.
2821         (profile_option_handler): Likewise.
2822         (profile_print_insn): Change `sd' arg to `cpu'.  Indent output 2
2823         spaces.
2824         (profile_print_{memory,model}): Likewise.
2825         (profile_print_simcache): Delete.
2826         (profile_print_speed): New function.
2827         (profile_print): Rewrite.
2828         * sim-profile.h (PROFILE_scache): Renamed from PROFILE_simcache.
2829         (WITH_PROFILE_SCACHE_P): Renamed from WITH_PROFILE_SIMCACHE_P.
2830         (PROFILE_DATA): Delete members simcache_{hits,misses}.
2831         (PROFILE_COUNT_SIMCACHE_{HIT,MISS}): Delete.
2832         (PROFILE_{CALLBACK,CPU_CALLBACK}): New types.
2833         (profile_print): Update prototype.
2834
2835 Wed Apr 30 11:34:14 1997  Doug Evans  <dje@canuck.cygnus.com>
2836
2837         * cgen-scache.[ch], cgen-sim.h: New files.
2838         * cgen-trace.[ch], cgen-types.h, cgen-utils.c, genmloop.sh: New files.
2839         * sim-model.c: New file.
2840
2841         * Make-common.in (clean targets): Undo patch of Apr. 22.
2842
2843 Fri Apr 25 15:28:32 1997  Mike Meissner  <meissner@cygnus.com>
2844
2845         * sim-n-bits.h (signed): If we have a standard compiler, undef
2846         signed, so that signedN is defined correctly.
2847
2848 Thu Apr 24 00:00:07 1997  Doug Evans  <dje@canuck.cygnus.com>
2849
2850         * sim-module.h, sim-model.h, sim-profile.h: New files.
2851         * sim-module.c, sim-profile.c: New files.
2852         * Make-common.in (SIM_PROFILE): Define
2853         (CONFIG_CFLAGS): Add $(SIM_PROFILE).
2854         (sim_main_headers): Add sim-module.h, sim-model.h, sim-profile.h.
2855         (sim_module.o,sim-profile.o): Add rules for.
2856         * aclocal.m4 (--enable-sim-trace): Allow symbolic arguments.
2857         (--enable-sim-profile): Add.
2858         * configure: Regenerated.
2859         * sim-base.h (sim_state_base): New members init_list, uninstall_list,
2860         model.  Move trace and profile support to sim-{trace,profile}.h.
2861         New members trace_data, profile_data.
2862         * sim-basics.h: #include sim-module.h, sim-model.h, sim-profile.h.
2863         * sim-config.h: Provide default definition of WITH_PROFILE.
2864         (WITH_TRACE): Change default to -1.
2865         (MAX_NR_PROCESSORS): Always define.
2866         * sim-options.c: Move trace and profile support to
2867         sim-{trace,profile}.h.
2868         (sim_pre_argv_init): Moved to sim-model.c.
2869         (standard_install): New function.
2870         * sim-options.h (sim_pre_argv_init): Move decl to sim-model.c.
2871         (standard_install): Declare.
2872         * sim-trace.c: Tracing option handling moved here from sim-options.c.
2873         (trace_install, trace_uninstall): New functions.
2874         (trace_printf): Update reference to TRACE_FILE.
2875         * sim-trace.h (TRACE_FOO_IDX): Moved here from sim-base.h.
2876         (TRACE_foo): Bit masks for symbolic arguments to --enable-sim-trace.
2877         (WITH_TRACE_FOO_P): Define.
2878         (trace_install): Declare.
2879         (TRACE_DATA): New struct.
2880
2881 Wed Apr 23 17:23:15 1997  Doug Evans  <dje@canuck.cygnus.com>
2882
2883         * run.c: Undo last exec_bfd patch.
2884         (main): Only pass -E ifdef SIM_HAVE_BIENDIAN.
2885
2886 Wed Apr 23 17:54:27 1997  Mike Meissner  <meissner@cygnus.com>
2887
2888         * run.c (exec_bfd): Add back in.
2889         (main): Set exec_bfd.
2890
2891 Tue Apr 22 14:43:46 1997  Doug Evans  <dje@canuck.cygnus.com>
2892
2893         * sim-load.c (sim_load_file): #include <stdio.h> for NULL.
2894
2895 Wed Apr 23 02:55:54 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2896
2897         * sim-events.c (insert_sim_event): Call sim_io_error instead of
2898         less well defined engine_error.
2899         * sim-core.c: Ditto.
2900
2901 Tue Apr 22 08:48:16 1997  Stu Grossman  (grossman@critters.cygnus.com)
2902
2903         * Make-common.in:  Change clean targets to use :: so that other
2904         Makefiles can have their own clean targets.
2905         * sim-load.c (xprintf eprintf):  Use ANSI_PROTOTYPES instead of
2906         __STDC__ to control use of stdarg vs. varargs syntax.  Some
2907         systems can't use __STDC__, but require stdarg.
2908
2909 Fri Apr 18 11:14:43 1997  Doug Evans  <dje@canuck.cygnus.com>
2910
2911         * sim-options.c (standard_options): Add --endian.
2912         (standard_option_handler): Likewise.
2913
2914         * nrun.c: #include <signal.h>.
2915         (main, cntrl_c): Wrap calls to sim_resume in a SIGINT
2916         handler that calls sim_stop ().
2917
2918 Fri Apr 18 13:11:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2919
2920         * run.c (main, cntrl_c): Wrap calls to sim_resume in a SIGINT
2921         handler that calls sim_stop ().  Simulators may still be
2922         establishing their own handler.
2923
2924         * sim-events.c (sim_events_poll): Rename from
2925         sim_events_at_large_int.  Poll IO.
2926
2927         * sim-io.c (sim_io_poll_quit): New function - pass on a polling
2928         request.
2929
2930         * callback.c (os_poll_quit): New function poll for quit signal
2931         where needed.
2932         (default_callback): Include magic number.
2933
2934 Thu Apr 17 02:25:11 1997  Doug Evans  <dje@canuck.cygnus.com>
2935
2936         * aclocal.m4: Check for headers time.h, sys/time.h, sys/resource.h.
2937         Check for functions getrusage, time.
2938         * sim-basics.h (SIM_ELAPSED_TIME): New typedef.
2939         (sim_elapsed_time_get, sim_elapsed_time_since): Add prototypes.
2940         * sim-utils.c: #include time.h, sys/time.h, sys/resource.h if able.
2941         (sim_elapsed_time_get, sim_elapsed_time_since): New functions.
2942
2943         * sim-utils.c (sim_copy_argv, sim_analyze_program): New functions.
2944
2945         * sim-options.c, sim-options.h: New files.
2946         * sim-config.h (WITH_DEBUG): Provide default value of zero.
2947         * Make-common.in (nrun.o): Add rules for.
2948         * nrun.c: New file.
2949
2950         * run.c (main): Check return value of sim_open.
2951
2952         * Make-common.in (sim-options.o, sim-load.o, sim-trace.o): Add rules.
2953         (sim_main_headers): Add sim-trace.h.
2954         * run.c (exec_bfd, target_byte_order): Delete.
2955         (main): Pass -E <endian> to sim_open.  Delete code to load sections,
2956         call sim_load instead.  Check return code of sim_create_inferior.
2957         * sim-base.h (CURRENT_STATE): Define.
2958         (sim_state_base): Make typedef.  New members options, prog_argv,
2959         prog_bfd, text_{section,start,end}, start_addr, simcache_size,
2960         mem_size, memory [+ corresponding access macros].
2961         (sim_cpu_base): New typedef.
2962         * sim-trace.h: New file.
2963         * sim-trace.c: New file.
2964         * sim-basics.h: #include it.
2965         * sim-load.c: New file.
2966
2967 Tue Apr 15 15:10:13 1997  Ian Lance Taylor  <ian@cygnus.com>
2968
2969         * Make-common.in (INSTALL): Set to @INSTALL@.
2970         (INSTALL_XFORM, INSTALL_XFORM1): Remove.
2971         (install-common): Depend upon installdirs.  Use
2972         $(program_transform_name) directly, rather than using
2973         $(INSTALL_XFORM).
2974         (installdirs): New target.
2975         * Makefile.in (INSTALL): Set to @INSTALL@.
2976         (INSTALL_XFORM, INSTALL_XFORM1): Remove.
2977         (install-man): Depend upon installdirs.  Use
2978         $(program_transform_name) directly, rather than using
2979         $(INSTALL_XFORM).
2980         (installdirs): New target.
2981
2982 Tue Apr 15 15:08:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
2983
2984         * sim-assert.h (SIM_ASSERT, ASSERT): Allow these macros to
2985         be overriden.
2986
2987 Wed Apr  9 16:06:44 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2988
2989         * sim-basics.h: Only bring in config.h and tconfig.h if
2990         HAVE_CONFIG_H.
2991
2992 Mon Apr  7 11:39:45 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
2993
2994         * sim-config.h (WITH_TARGET_WORD_MSB): New Macro. Define the bit
2995         numbering convention of the target.
2996         * sim-config.c (print_sim_config): Print WITH_TARGET_WORD_BITSIZE
2997         and WITH_TARGET_WORD_MSB.
2998         (sim_config): When possible, check for consistency with bitsize
2999         and msb.
3000
3001         * sim-bits.h: Allow MSB to be other than zero.
3002         * sim-bits.c: Ditto.
3003         * sim-n-bits.h: Ditto.
3004
3005         * sim-bits.h (MSMASK*): New macros - converce to LSMASK*.
3006         * sim-n-bits.h (MSMASKEDn): Ditto.
3007
3008 Mon Apr 14 16:29:21 1997  Ian Lance Taylor  <ian@cygnus.com>
3009
3010         * Makefile.in (INSTALL): Change install.sh to install-sh.
3011
3012 Mon Apr  7 10:46:38 1997  Doug Evans  <dje@canuck.cygnus.com>
3013
3014         * sim-base.h (sim_state_base): Move `magic' to end of struct.
3015
3016 Mon Apr  7 15:53:21 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3017
3018         * run.c (main): Check that a program to run was specified.
3019
3020 Mon Apr  7 15:45:02 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3021
3022         * aclocal.m4 (AC_TYPE_SIGNAL): Add check.
3023
3024         * configure: Regenerated to track ../common/aclocal.m4 changes.
3025         * config.in: Ditto.
3026
3027 Wed Apr  2 15:06:28 1997  Doug Evans  <dje@canuck.cygnus.com>
3028
3029         * sim-endian.h: Move host {LITTLE,BIG}_ENDIAN support from here,
3030         * sim-config.h: To here.
3031
3032         * Make-common.in (SIM_EXTRA_DEPS): New config var.
3033         (sim_main_headers): Define.
3034         (sim-*.o): Depend on $(SIM_EXTRA_DEPS).
3035 start-sanitize-d30v
3036         (BUILT_SRC_FROM_COMMON): Move here from ../d30v/Makefile.in.
3037 end-sanitize-d30v
3038         (clean): Use it.
3039         (sim-utils.o): Add rule for.
3040         * sim-utils.o: New file.
3041         * sim-basics.h: #include sim-base.h.
3042         (zalloc): Make argument unsigned long.
3043         * sim-base.h: New file.
3044         * sim-inline.h (SIM_IO support): Delete.
3045         * sim-io.h: Delete inline support.
3046         * sim-io.c: Likewise.  sim-state.h renamed to sim-main.h.
3047         * sim-config.c: sim-state.h renamed to sim-main.h.
3048         * sim-core.c: Likewise.
3049         * sim-events.c: Likewise.
3050
3051         * run.c (main): Pass SIM_OPEN_STANDALONE to sim_open.
3052
3053         * aclocal.m4: Check for stdlib.h, string.h, strings.h, unistd.h.
3054         (sim-debug): Allow arguments.  Define WITH_DEBUG in addition to
3055         -DDEBUG.
3056         * configure: Regenerated to track ../common/aclocal.m4 changes.
3057
3058 Wed Apr  2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
3059
3060         * configure: Regenerated to track ../common/aclocal.m4 changes.
3061
3062 Wed Apr  2 11:08:11 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3063
3064         * sim-config.h (WITH_ALIGNMENT, WITH_FLOATING_POINT,
3065         WITH_XOR_ENDIAN, WITH_SMP, WITH_RESERVED_BITS): Assume that these
3066         are defined by the configure.
3067
3068         * aclocal.m4 (sim-stdio): Add option stdio from ../ppc configure.
3069
3070         * aclocal.m4 (floating-point, xor-endian, alignment, smp,
3071         reserved-bits): Always define.
3072
3073         * sim-config.h, sim-config.c (sim_config): New function - and new
3074         file - co-ordinate the setting/checking of the common simulator
3075         configuration options.
3076
3077         * Make-common.in (sim-config.o): Add rule.
3078
3079 Fri Mar 28 15:32:00 1997  Mike Meissner  <meissner@cygnus.com>
3080
3081         * callback.c (os_{,e}vprintf_filtered): Change stdarg type to
3082         va_list from void *, since va_list might not be a pointer type.
3083
3084 Mon Mar 24 15:27:12 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3085
3086         * sim-n-endian.h (offset_N): Correct assertion - word and sub word
3087         in wrong order.
3088         (offset_N): Correct computation of LE offset.
3089
3090         * sim-io.c (sim_io_error): Include a new line when reporting
3091         errors.
3092
3093         * sim-assert.h (SIM_FILTER_PATH): Out by one when locating last
3094         `/'.
3095
3096 Thu Mar 20 22:31:06 1997  Jeffrey A Law  (law@cygnus.com)
3097
3098         * run.c: Include alloca-conf.h.
3099
3100         * callback.c (os_evprintf_filtered): Fix typo.
3101
3102 Fri Mar 21 13:36:20 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3103
3104         * run.c (string.h, strings.h, stdlib.h): Include.
3105
3106         * sim-events.c (sim_events_tick): Recent cleanup failed to return
3107         0 when nothing pending.
3108
3109         * run.c (sim_size, sim_trace): Plicate GCC - these two functions
3110         will soon be going away.
3111         (getopt): Plicate GCC.
3112
3113         * sim-endian.c (sim-io.h): Plicate GCC.
3114         * sim-bits.c (sim-io.h): Ditto.
3115         * sim-n-bits.h (ROTn): Ditto.
3116
3117         * sim-io.c (sim_io_error): Correct check for NULL.
3118
3119         * sim-assert.h (SIM_FILTER_PATH): Separate out the code filtering
3120         the __FILE__.
3121         * sim-events.c: Use SIM_FILTER_PATH to filter out the filename
3122         path.
3123
3124 Wed Mar 19 01:12:06 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3125
3126         * aclocal.m4 (SIM_AC_OPTION_*: Move so that they are outside of
3127         SIM_AC_COMMON - SIM_AC_COMMON was gobling arguments.
3128
3129 Tue Mar 18 20:48:12 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3130
3131         * sim-alu.h: Include sim-xcat.h.
3132
3133 Tue Mar 18 13:58:18 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3134
3135         * Make-common.in (sim-bits.c, sim-core.c, sim-endian.c,
3136         sim-events.c, sim-inline.c, sim-io.c): Define rules for building
3137         these.
3138
3139         * sim-events.c (sim_events_at_large_int): New function.  Just
3140         schedules an event every large-int ticks.
3141         (sim_events_init): Call.
3142         (sim_events_tick, sim_events_process): Move async handing to
3143         sim_events_process.  Move timer decrement so that it occures after
3144         events have been processed.
3145
3146         * sim-basics.h (struct _engine): Remove declaration.
3147
3148         * sim-events.h, sim-events.c: Rename type to sim_events.  Prefix
3149         everything with same.  Rename global struct to SIM_DESC.
3150         * sim-core.h, sim-core.c, sim-n-core.c: Ditto for sim_core.
3151         * sim-io.h, sim-io.c: Ditto.
3152
3153         * sim-assert.h: New file. Optional assertion checking macros.
3154         * sim-io.c (sim_io_error): Make just this function tolerant to
3155         null pointers.
3156
3157         * sim-xcat.h: New file. Define concatenate macros.
3158         * sim-basics.h (XCONCAT*): Move to sim-xcat.h.
3159         * sim-n-core.h, sim-n-bits.h, sim-n-endian.h: Explicitly include
3160         concat macros.
3161
3162
3163 Tue Mar 18 12:44:55 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3164
3165         * sim-bits.h (LSMASK): New macro. Create mask of LS bits.
3166
3167 Mon Mar 17 18:10:05 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3168
3169         * sim-inline.h: Add definitions for sim-types.
3170         (ALL_BY_MODULE): New macro, encapsulate full inlining by the
3171         module.
3172
3173 Mon Mar 17 15:38:27 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3174
3175         * sim-events.h: Remove defunct reference to callback struct.
3176
3177 Mon Mar 17 15:10:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3178
3179         * configure: Re-generate.
3180
3181 Mon Mar 17 15:04:47 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3182
3183         * Make-common.in (CSEARCH): Do not include the gdb directory in
3184         the search path.
3185
3186 Mon Mar 17 13:16:26 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3187
3188         * Make-common.in (SIM_ENDIAN, SIM_HOSTENDIAN, SIM_INLINE,
3189         SIM_WARNING): Drop, requiring the simulator specific Makefile.in
3190         to explicitly incorporate these.
3191
3192         * aclocal.m4 (--enable-sim-alignment); New option. Strongly
3193         specify the alignment restrictions of the target architecture -
3194         without this option all alignment restrictions are accomodated.
3195         (--enable-sim-assert): New option.  Conditionally compile in
3196         assertion statements.
3197         (--enable-sim-float): New option. Strongly specify the target's
3198         floating point support.
3199         (--enable-sim-hardware): New option.  Specify the hardware devices
3200         included in the simulation.
3201         (--enable-sim-packages): New option.  Specify the hardware
3202         packages included in the simulation.
3203         (--enable-sim-regparm): New option.  Specify that parameters be
3204         passed in registers instead of on the stack.
3205         (--enable-sim-reserved-bits): New option. Specify that reserved
3206         bits within an instruction are are correctly set.
3207         (--enable-sim-smp): New option. Specify the level of SMP support
3208         to be included in the simulator.
3209         (--enable-sim-stdcall): New option.  Specify an alternative
3210         function call convention.
3211         (--enable-sim-xor-endian): New option.  Configure xor-endian
3212         support used by some targets to implement bi-endian support.
3213
3214 Fri Mar 14 19:51:21 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3215
3216         * aclocal.m4 (--enable-sim-hostendian): New option.  Allow the
3217         host endianness to be overridden.
3218         (--enable-sim-endian): Allow the target platform's byte order
3219         to be overridden.
3220         (--enable-sim-inline): Control the inlining of common components.
3221         (--enable-sim-bswap): For compatibility, also define WITH_BSWAP.
3222         (--enable-sim-warnings): Enable additional GCC compiler checks.
3223         * Make-common.in (SIM_ENDIAN, SIM_HOSTENDIAN, SIM_INLINE,
3224         SIM_WARNINGS): Add.
3225
3226         * sim-n-core.h, sim-n-bits.h, sim-n-endian.h: Rename from
3227         sim-*-n.h so that the names are uniq on dos machines
3228         * sim-core.c, sim-bits.c, sim-endian.c: Update.
3229
3230 Thu Mar 13 12:32:42 1997  Doug Evans  <dje@canuck.cygnus.com>
3231
3232         * run.c: #include "libiberty.h".
3233         (main): New locals sd,no_args,sim_argv.
3234         Run buildargv on -a option.  Pass argv to sim_open, argv[0]
3235         is program name.  Update call to sim_set_callbacks.
3236         Record result of sim_open, pass to other sim_foo routines.
3237
3238 Thu Mar 13 10:24:05 1997  Michael Meissner  <meissner@cygnus.com>
3239
3240         * callback.c (os_printf_filtered): Do not call exit(1) or print a
3241         final newline.
3242
3243 Thu Mar  6 15:50:28 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3244
3245         * callback.c: Add os_flush_stdout and vprintf_filtered callbacks.
3246         Route stdout through buffered IO.
3247
3248         * callback.c: Add os_flush_stderr, os_write_stderr,
3249         os_evprintf_filtered functions to route error output through
3250         stderr.
3251
3252         * sim-io.h, sim-io.c (sim_io_flush_stderr, sim_io_flush_stdout):
3253         Correct return type - should be void.
3254
3255 Fri Mar  7 20:14:37 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3256
3257         * sim-basics.h: Clean up.  Many macro's moved to sim-inline.h.
3258
3259         * sim-config.h: Ditto.  For some options - eg WITH_DEVICES - do
3260         not provide a default value as undefined indicates disable code.
3261
3262 Thu Mar  6 15:50:28 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3263
3264         * sim-core.h, sim-core-n.h, sim-core.c: Borrow code from ppc
3265         directory.
3266         * sim-events.h, sim-events.c: Ditto.
3267         * sim-io.h, sim-io.c: Ditto.
3268
3269 Tue Mar  4 09:35:56 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3270
3271         * sim-alu.h (ALU_SUB_CA, ALU*_SUB_CA): New alu operation.
3272
3273         * sim-bits.h, sim-bits-n.h, sim-bits.c (LSMASKED*): New macro's
3274         extract the tail or least signifiant bits from an integer of the
3275         specified size.
3276
3277         * sim-bits.h, sim-bits.c: Clean up conditionally compiled #if
3278         WITH_TARGET_BITSIZE so that the compilation will fail when an
3279         unsupported bitsize value is defined.
3280
3281         (INSERTED*): Convert to functions.
3282         (EXTRACTED*): Ditto.
3283
3284         (SIGN_EXTEND, SEXT): Change to more terse name.
3285
3286 Tue Mar  4 09:35:56 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3287
3288         * sim-inline.h: Allow explicit control over which .c files will be
3289         included by their header.
3290
3291         * sim-inline.h: Allow explicit control over which .c files use the
3292         alternative - REGPARM - parameter passing mechanism.
3293
3294         * sim-inline.h, sim-inline.c: Don't attempt to include any of
3295         icache.c, idecode.c, semantics.c or support.c.  Those names are
3296         not generally applicable.
3297
3298 Thu Feb 27 10:17:23 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3299
3300         * sim-bits.c, sim-bits-n.h (new): Split sim-bits.c into two parts
3301         in a fashion similar to sim-endian-n.
3302
3303         * sim-endian.h: (H_word, L_word, AL_*, VL_*): Extend to include
3304         both value and address macro's.
3305
3306 Tue Feb 25 18:51:57 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
3307
3308         * sim-alu.h (ALU16_BEGIN, ALU16_SET, ...): Fill in.
3309
3310         * sim-endian.h (L_word, H_word): Replace MS2W_4, LS2W_4 with more
3311         generic L_word, H_word macro's.
3312
3313 Thu Feb 20 18:36:55 1997  Andrew Cagney  <cagney@critters.cygnus.com>
3314
3315         * sim-basics.h: Borrow code from ppc directory.
3316         * sim-bits.c: Ditto.
3317         * sim-bits.h: Ditto.
3318         * sim-config.h: Ditto.
3319         * sim-endian-n.h: Ditto.
3320         * sim-endian.c: Ditto.
3321         * sim-endian.h: Ditto.
3322         * sim-inline.c: Ditto.
3323         * sim-inline.h: Ditto.
3324         * sim-types.h: Ditto.
3325
3326 Wed Feb 19 12:40:50 1997  Andrew Cagney  <cagney@critters.cygnus.com>
3327
3328         * sim-alu.h (ALU_SET16, ALU_SET32, ALU_SET64, etc): Make available
3329         all the ALU size alternatives and then auto-configure a default.
3330
3331         * sim-alu.h: Copy ppc/idecode_expression.h.
3332
3333 Mon Feb 17 10:44:18 1997  Andrew Cagney  <cagney@critters.cygnus.com>
3334
3335         * bits.h, bits.c (SIGN_EXTEND32, SIGN_EXTEND64): New functions,
3336         sign extend a bit within a value.
3337
3338         * sim-endian.h, sim-endian-n.h (offset_N): New functions - return
3339         a pointer into the middle of a host word.
3340         * sim-endian.h (MS2W_4, LS2W_4): Use this function.
3341
3342 Tue Feb 11 13:46:49 1997  Michael Meissner  <meissner@tiktok.cygnus.com>
3343
3344         * callback.c: If HAVE_CONFIG_H is defined, include config.h from
3345         autoconf.  If HAVE_UNISTD_H is defined, include unistd.h to get
3346         appropriate definitions of read, write, etc.  Add prototype for
3347         system.
3348
3349 Tue Feb  4 13:24:44 1997  Doug Evans  <dje@canuck.cygnus.com>
3350
3351         * Makefile.in (libcommon.a): Delete.
3352         (callback.o,targ-map.o): Delete, moved to Make-common.in.
3353         (gentmap,targ-vals.h,targ-map.c): Likewise.
3354         (run-autoconf): Delete.
3355         * aclocal.m4 (SIM_AC_OUTPUT): Redo creation of Makefile.
3356         (common makefile fragment): Moved back into ...
3357         * Make-common.in: Resurrect.
3358         * configure.in (AC_LINK_FILES): Delete, unnecessary now.
3359         * configure: Regenerated.
3360
3361 Fri Jan 31 07:16:49 1997  Doug Evans  <dje@canuck.cygnus.com>
3362
3363         * aclocal.m4 (SIM_AC_COMMON): Move COMMON_MAKEFILE_FRAG from here.
3364         (SIM_AC_OUTPUT): To here.
3365
3366 Fri Jan 24 10:37:17 1997  Stu Grossman  (grossman@critters.cygnus.com)
3367
3368         * aclocal.m4 (COMMON_MAKEFILE_FRAG):  Quote a couple of $'s in
3369         comments and single quotes.  Fixes a problem found on hpux.
3370
3371 Thu Jan 23 13:35:03 1997  Stu Grossman  (grossman@critters.cygnus.com)
3372
3373         * aclocal.m4:  Remove Make-common.in from dependencies.
3374         * (distclean):  Remove targ-vals.def.
3375
3376         * aclocal.m4 (SIM_AC_COMMON):  Move contents of Make-common.in
3377         into here.  Makes insertion into makefiles easier.  Also, change
3378         the way that callback.o, gentmap, targ-vals.h, targ-map.c,
3379         targ-map.o, and run are built.  They are now built in the
3380         individual simulator directories, taking sources from ../common as
3381         necessary.  This replaces the merging of libcommon.a into
3382         linsim.a, which was problematic for the WinGDB build process.
3383         * run.c:  Include config.h from . instead of ../common.
3384         * Make-common.in:  Remove.  It's no longer necessary.
3385
3386 Mon Dec 16 15:02:33 1996  Ian Lance Taylor  <ian@cygnus.com>
3387
3388         * Make-common.in (ALL_CLAGS): Put CFLAGS at the end.
3389         (.c.o): Put $(ALL_CFLAGS) before the file being compiled.
3390
3391 Wed Dec 11 11:30:58 1996  Jim Wilson  <wilson@cygnus.com>
3392
3393         * run.c (main): Set target_byte_order before call to sim_open.
3394
3395 Sun Dec  8 18:22:06 1996  Doug Evans  <dje@canuck.cygnus.com>
3396
3397         * callback.c: #include <stdlib.h>
3398         (os_error): New function.
3399         (default_callback): Add os_error.
3400
3401 Mon Nov 25 19:44:35 1996  Doug Evans  <dje@canuck.cygnus.com>
3402
3403         * Make-common.in (Makefile): Set CONFIG_HEADERS="".
3404         * aclocal.m4: Mark the fact that --enable-sim-bswap isn't host
3405         specific.
3406         (SIM_AC_OUTPUT): Don't build Makefile if CONFIG_FILES="".
3407
3408 Wed Nov 20 01:11:04 1996  Doug Evans  <dje@canuck.cygnus.com>
3409
3410         * run.c: #include ../common/config.h, tconfig.h.
3411         (myname): New static global.
3412         (main): Recognize new options -a, -c.  Also recognize -h if h8/300.
3413         Only process -c ifdef SIM_HAVE_SIMCACHE.
3414         Only process -p/-s ifdef SIM_HAVE_PROFILE.
3415         Parse program name from argv[0] and use in error messages.
3416         Pass sim_args to sim_open.  Pass prog_args to sim_create_inferior.
3417         Add support for incomplete h8/300 termination indicators.
3418         (usage): Make more verbose.
3419         * aclocal.m4,config.in,tconfig.in,configure.in,configure: New files.
3420         * Makefile.in,Make-common.in,callback.c: New files.
3421         * nltvals.def,gentmap.c,gentvals.sh: New files.
3422
3423 Tue Nov 12 13:34:00 1996  Dawn Perchik  <dawn@cygnus.com>
3424
3425         * run.c: Include stdarg.h if __STDC__.
3426
3427 Tue Oct 15 11:16:31 1996  Jeffrey A Law  (law@cygnus.com)
3428
3429         * run.c (main): Don't print out anything if the signal
3430         number is zero (ie no signal).
3431
3432 Tue Oct 15 11:20:44 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
3433
3434         * run.c (main): Print out if the program raised a signal.
3435
3436 Wed Sep 18 09:52:14 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
3437
3438         * run.c (exec_bfd): Rename from sim_bfd, to use the gdb name.
3439         (main): Ditto.
3440
3441 Tue Sep 17 11:04:50 1996  James G. Smith  <jsmith@cygnus.co.uk>
3442
3443         * run.c (main): Explicitly cast malloc() parameter.
3444
3445 Thu Sep 12 11:27:21 1996  Michael Meissner  <meissner@tiktok.cygnus.com>
3446
3447         * run.c (sim_bfd): New global to hold the bfd pointer for the
3448         executable.
3449         (main): Initialize sim_bfd.
3450
3451 Fri Dec 15 16:27:49 1995  Ian Lance Taylor  <ian@cygnus.com>
3452
3453         * run.c (main): Use new bfd_big_endian macro.
3454
3455 Wed Nov  8 15:49:49 1995  James G. Smith  <jsmith@pasanda.cygnus.co.uk>
3456
3457         * run.c (main): Removed SH specific comments, so source is
3458         generic. Also updated to only load relevant sections. Moved
3459         sim_open() to after callback attach (to match GDB).
3460
3461         * run.1: Removed SH specific comments.
3462
3463 Sat Oct 21 12:31:01 1995  Jim Wilson  <wilson@chestnut.cygnus.com>
3464
3465         * run.c (main): Always return sigrc at end.
3466
3467 Tue Oct 10 12:03:13 1995  J.T. Conklin  <jtc@rtl.cygnus.com>
3468
3469         * run.c (main): Print error diagnostic and exit if bfd_openr() or
3470         bfd_check_format() fails.
3471
3472 Thu Sep 28 15:40:36 1995  steve chamberlain  <sac@slash.cygnus.com>
3473
3474         * run.c, run.1: From sh directory.
3475
3476