sim/igen/ChangeLog

   1 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
   2
   3         * configure: Regenerated to track ../common/aclocal.m4 changes.
   4
   5 2002-06-03  Richard Henderson  <rth@redhat.com>
   6
   7         * gen-engine.c (print_run_body): Avoid multi-line strings.
   8         * lf.c (lf_print__gnu_copyleft): Likewise.
   9
  10 2002-05-01  Chris Demetriou  <cgd@broadcom.com>
  11
  12         * igen.c: Use 'deprecated' rather than 'depreciated.'
  13
  14 2002-03-23  Andrew Cagney  <ac131313@redhat.com>
  15
  16         * gen.c (format_name_cmp): New function.
  17         (insn_list_insert): Use the instruction field name as an
  18         additional key.  Different field names indicate different
  19         semantics.
  20
  21 2002-03-07  Chris Demetriou  <cgd@broadcom.com>
  22
  23         * igen.c (print_itrace_format): Add support for a new "%#lx" format.
  24
  25 Tue May 23 21:39:23 2000  Andrew Cagney  <cagney@b1.cygnus.com>
  26
  27         * configure: Regenerated to track ../common/aclocal.m4 changes.
  28
  29 2000-04-12  Frank Ch. Eigler  <fche@redhat.com>
  30
  31         * gen-semantics.c (print_semantic_body): Use GPR_CLEAR(N) instead
  32         of GPR_SET(N,0) for gen-zero-rN.
  33
  34 Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>
  35
  36         * Makefile.in (SIM_WARNINGS): Replace this with.
  37         (IGEN_WERROR_CFLAGS, IGEN_WARN_CFLAGS, WERROR_CFLAGS,
  38         WARN_CFLAGS): With these.
  39         (BUILD_CFLAGS): Update.
  40
  41         * configure: Regenerated to track ../common/aclocal.m4 changes.
  42
  43 1999-05-08  Felix Lee  <flee@cygnus.com>
  44
  45         * configure: Regenerated to track ../common/aclocal.m4 changes.
  46
  47 Fri Dec  4 15:14:09 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  48
  49         * igen.c (main): Fix -Pitable=.
  50
  51         * gen-engine.c (print_run_body): Prefix instruction_address.
  52
  53 Wed Oct 28 18:12:43 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  54
  55         * Makefile.in (SIM_WARNINGS): Update to match ../common/aclocal.m4
  56         changes.
  57
  58 Wed Aug 12 10:55:28 1998  Frank Ch. Eigler  <fche@cygnus.com>
  59
  60         * gen-icache.c (print_icache_extraction): #undef a generated
  61         symbol before #define'ing it, to remove conflict with system
  62         macros.
  63
  64 Wed Jul 29 10:07:27 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  65
  66         * gen.c (gen_entry_expand_opcode): For conditional, fields.  Fix
  67         the extraction of the value from its source - both table and bit
  68         cases were wrong.
  69
  70 Tue Jul 28 11:19:43 1998  Andrew Cagney  <cagney@b1.cygnus.com>
  71
  72         * ld-insn.c (parse_insn_word): For constant conditional strings,
  73         encode their bit value.
  74
  75         * ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
  76         operands to refer to fields in earlier instruction words.
  77
  78         * gen.c (sub_val): Replace field argument with val_last_pos.
  79         (gen_entry_expand_opcode): Look in previous tables for a value for
  80         a conditional field as well as the bits from the current table.
  81         (insn_list_insert): Add sort key of instructions where
  82         their operand fields have different conditionals.
  83         (insn_field_cmp): New function.
  84
  85 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
  86
  87         * configure: Regenerated to track ../common/aclocal.m4 changes.
  88         * config.in: Ditto.
  89
  90 Sun Apr 26 15:20:08 1998  Tom Tromey  <tromey@cygnus.com>
  91
  92         * acconfig.h: New file.
  93         * configure.in: Reverted change of Apr 24; use sinclude again.
  94
  95 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
  96
  97         * configure: Regenerated to track ../common/aclocal.m4 changes.
  98         * config.in: Ditto.
  99
 100 Fri Apr 24 11:19:33 1998  Tom Tromey  <tromey@cygnus.com>
 101
 102         * configure.in: Don't call sinclude.
 103
 104 Fri Apr 24 19:45:00 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 105
 106         * gen-icache.c (print_icache_extraction): Do not type cast
 107         pointers.
 108
 109         * ld-insn.c (load_insn_table): Terminate error with NL.
 110
 111         * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
 112
 113         * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
 114         unsigned.
 115
 116 Wed Apr 22 14:27:39 1998  Michael Meissner  <meissner@cygnus.com>
 117
 118         * configure: Reconfigure to pick up ../common/aclocal.m4 changes
 119         to suppress inlining by default.
 120
 121 Tue Apr 21 01:37:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 122
 123         * gen-icache.c (print_icache_extraction): When generating #define
 124         force the expression to the correct type.
 125
 126 Thu Apr 16 08:50:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 127
 128         * misc.c (name2i): strlen returns an unsigned.
 129
 130 Tue Apr 14 19:04:28 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 131
 132         * igen.h (struct igen_warn_options): Add unimplemented option.
 133         * igen.c (main): Update
 134
 135         * ld-insn.c (load_insn_table): Report unimplemented functions.
 136
 137 Tue Apr 14 10:57:26 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 138
 139         * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
 140         separator tokens when parsing a conditional.
 141
 142         * igen.h (main): Add option -S so that suffix can be specified.
 143
 144 Tue Apr 14 08:44:53 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 145
 146         * igen.h (struct igen_trace_options): Add members insn_expansion
 147         and insn_insertion.
 148
 149         * igen.c (main): Add options -Gtrace-insn-expansion,
 150         -Gtrace-insn-insertion and -Gtrace-all.
 151
 152         * gen.c (gen_entry_expand_insns): Trace each instruction as it is
 153         selected for expansion.
 154         (gen_entry_expand_opcode): Trace each expanded instruction as it
 155         is inserted into the table.
 156
 157 Mon Apr 13 19:21:47 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 158
 159         * ld-insn.c (parse_insn_word): Parse conditional operators.
 160         (parse_insn_word): Verify field conditionals.
 161
 162         * ld-insn.h: Extend syntax to allow macros and field equality.
 163         (struct insn_field_cond): Rename insn_field_exclusion, add type.
 164
 165         * gen.c (gen_entry_expand_opcode): Check type of conditional.
 166         (insns_bit_useless): Ditto.
 167
 168         * ld-insn.c (parse_macro_record): New function.
 169
 170 Mon Apr 13 22:37:47 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 171
 172         * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
 173
 174         * ld-insn.c (parse_insn_word): Check instruction field type
 175         correctly initialized.
 176         (print_insn_words): Ditto.
 177         (insn_field_type_to_str): Ditto.
 178         (dump_insn_field): Ditto.
 179
 180         * gen.c (insns_bit_useless): Ditto.
 181
 182 Fri Apr  3 18:08:16 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 183
 184         * gen.h, igen.c (print_include_inline, print_includes,
 185         print_includes): New functions.  Generate include list.  For for
 186         semantics et.al. generate CPP code to inline when
 187         C_REVEALS_MODULE_P.
 188
 189         * igen.c (gen_semantics_c): Call print_includes.
 190         * gen-engine.c (gen_engine_c): Ditto.
 191
 192 Sat Apr  4 21:09:11 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 193
 194         * igen.h: (struct _igen_name_option): Replace with struct
 195         igen_module_option. Contains both module prefix and suffix.
 196         (INIT_OPTIONS): Initialize.
 197
 198         * igen.c (main): Update -P option to fill in full module info.
 199         (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
 200         gen-support.c): Update.
 201
 202 Sat Apr  4 02:15:35 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 203
 204         * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
 205         tracing is needed.
 206
 207 Thu Mar 26 20:51:23 1998  Stu Grossman  <grossman@bhuna.cygnus.co.uk>
 208
 209         * table.c (table_push):  Redo, using stdio.  Fixes NT native
 210         problem with <CRLF>=><LF> translation...
 211
 212 Tue Mar 24 23:30:07 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 213
 214         * gen-engine.c (print_run_body): Re-extract the CIA after
 215         processing any events.
 216
 217 Tue Mar 24 17:46:08 1998  Stu Grossman  <grossman@bhuna.cygnus.co.uk>
 218
 219         * Makefile.in:  Get SHELL from configure.
 220         * configure:  Regenerate with autoconf 2.12.1 to fix shell issues for
 221         NT native builds.
 222
 223 Mon Mar 16 12:51:31 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 224
 225         * igen.c: Pass sim_cia to trace_prefix.
 226
 227 Thu Feb 26 19:25:02 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 228
 229         * ld-insn.c (parse_function_record): Check models are valid.
 230         (parse_function_record): Only discard function when no model is
 231         common.
 232
 233 Tue Feb 24 01:42:03 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 234
 235         * gen-engine.c (print_run_body): Always wrap generated idecode
 236         body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
 237
 238 Fri Feb 20 16:22:10 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 239
 240         * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
 241         discarded function warning.
 242
 243         * igen.c (main): Clarify -Wnodiscard.
 244
 245         * ld-insn.c (parse_function_record): For functions, allow use of
 246         instruction style function model records
 247
 248         * ld-insn.h (nr_function_model_fields): Define.
 249
 250 Tue Feb 17 16:36:27 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 251
 252         * igen.c (print_itrace_prefix): Generate call to trace_prefix
 253         instead of trace_one_insn.
 254         (print_itrace): Generate trace_prefix call if any tracing enabled,
 255         (print_itrace): Nest generated call to trace_generic inside
 256         conditional for any tracing enabled.
 257         (print_itrace_prefix): Do not pass PHASE to trace_prefix.
 258
 259 Tue Feb  3 14:00:32 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 260
 261         * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
 262         * gen-icache.c (print_icache_body): Ditto.
 263         * gen-idecode.c (print_idecode_ifetch): Ditto.
 264
 265         * gen-icache.c (print_icache_body): Mark successive instruction
 266         words as unused.
 267
 268         * ld-insn.c (parse_insn_word): Only report insn-width problems
 269         when warning enabled.
 270
 271         * igen.h: Add flag for warning about invalid instruction widths.
 272         * igen.c: Parse -Wwidth option.
 273
 274         * gen-support.c (gen_support_h): Map instruction_word onto
 275         <PREFIX>_instruction_word when needed.
 276         (print_support_function_name): Use support prefix.
 277         (gen_support_h): Ditto for <PREFIX>_idecode_issue.
 278
 279 Sun Feb  1 11:08:48 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 280
 281         * gen-support.c (gen_support_h): Generate new macro CPU_.
 282
 283 Sat Jan 31 14:50:27 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 284
 285         * gen-engine.c (gen_engine_h): Don't assume a model is present.
 286         (gen_engine_c): Ditto.
 287
 288         * igen.c (gen_run_c): Ditto.
 289
 290         * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
 291         CPU_CIA.  Parameterize with CPU argument.
 292
 293 Fri Jan 30 09:09:39 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 294
 295         * gen.h (struct _gen_list): Replace processor with model.
 296
 297         * igen.c (gen_idecode_h): Update.
 298         (gen_run_c): For generated switch, use model->full_name.
 299
 300         * gen.c (print_gen_entry_path): Ditto.
 301         (make_table):  Ditto.
 302         (gen_entry_expand_insns):  Ditto.
 303         (make_gen_tables):  Ditto.
 304
 305         * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
 306         function sim_engine_run.  Pass argument on to engine_run.
 307
 308         * gen-engine.c (print_engine_run_function_header): Add extra
 309         argument `nr_cpus' to generated function engine_run.
 310         (print_run_body): Fix SMP case.
 311
 312         * gen-support.c (support_c_function): Call sim_engine_abort when
 313         internal function fails to long jump.
 314
 315 Wed Jan 21 18:00:22 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 316
 317         * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
 318         hardwired register.
 319
 320 Wed Dec 17 14:49:03 1997  Jeffrey A Law  (law@cygnus.com)
 321
 322         * gen-semantics.c (print_semantic_body): Fix handling of
 323         hardwired zero register.
 324
 325 Tue Dec  9 12:45:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 326
 327         * igen.h (struct _igen_gen_options): Add member default_model.
 328
 329         * igen.c (gen_run_c): Default to the first machine in the
 330         multi-sim list.
 331         (main): Add MODEL parameter to gen-multi-sim option.
 332
 333         * gen.h (function_decl_type): Declare enum.
 334
 335         * gen-engine.c (print_engine_run_function_header), gen-engine.h:
 336         Make global, pass function_decl_type as argument.
 337         (gen_engine_h, gen_engine_c): Update call.
 338
 339         * gen-idecode.c (print_idecode_issue_function_header),
 340         gen-idecode.h: Pass function_decl_type as argument.
 341
 342         * igen.c (gen_idecode_h): For multi-sim, delcare global variable
 343         idecode_issue.
 344
 345         * igen.c (gen_run_c): For multi-sim, initialize globals
 346         idecode_issue and engine_run.
 347
 348 Fri Nov 14 10:51:44 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 349
 350         * ld-insn.c (parse_insn_model_record): Allow multiple model names
 351         to be specified in a single instruction model record.
 352         (dump_insn_model_entry): Update.
 353
 354         * ld-insn.h (struct _insn_model_entry): Replace member name with
 355         the filter names.  Document syntax change.
 356
 357 Wed Nov 12 15:45:40 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 358
 359         * gen-engine.c (print_run_body): Add hooks for adding code before
 360         and after an instruction has been issued.
 361
 362 1997-11-04  Brendan Kehoe  <brendan@lisa.cygnus.com>
 363
 364         * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
 365         `#ifdef 0' around this.
 366
 367 Tue Nov  4 08:18:29 1997  Michael Meissner  <meissner@cygnus.com>
 368
 369         * ld-decode.c (load_decode_table): Don't assume NULL is an integer
 370         constant.
 371
 372 Wed Oct 29 13:17:17 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 373
 374         * ld-insn.h: Document mnemonic string format.
 375
 376 Tue Oct 28 10:50:35 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 377
 378         * gen-icache.c (print_icache_extraction): Force result of atol to
 379         unsigned.
 380
 381         * ld-insn.c (parse_function_record): Separate handling of old and
 382         ney fynction records.
 383         (load_insn_table): For %s record, hack function name & type after
 384         it has been parsed.
 385
 386         * filter.h (filter_is_subset): Reverse argument names, wrong
 387         order.
 388
 389         * ld-insn.c (load_insn_table): Move include code to.
 390         (parse_include_record): New function.  Check for filtering of
 391         include statement by both flags and models.
 392         (load_insn_table): Check for model filtering of cache and model
 393         records.
 394         (parse_model_data_record): Check for model & flag filtering of
 395         model data records.
 396         (parse_function_record): Check for model & flag filtering of
 397         function records.
 398
 399         * ld-insn.h: Define record_filter_models_field.  Add filter-models
 400         field to all but instruction records.
 401         (struct _function_entry, struct _cache_entry): Add models field.
 402         (nr_function_fields): Make parm field mandatory.
 403
 404 Mon Oct 27 15:14:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 405
 406         * igen.c (main): Change -I option to -I<directory>.  Add optional
 407         size to -Ggen-icache option.  Add -Gno-... support.
 408
 409         * igen.h (struct _igen_options): Add include field.
 410
 411         * ld-insn.c (enum insn_record_type, insn_type_map): Add
 412         include_record.
 413         (load_insn_table): Call table_push when include record.
 414
 415         * table.c (struct _open table, struct table): Make table object an
 416         indirect ptr to the current table file.
 417         (current_line, new_table_entry, next_line): Make file arg type
 418         open_table.
 419         (table_open): Use table_push.
 420         (table_read): Point variable file at current table, at eof, pop
 421         last open table.
 422
 423         * table.h, table.c (table_push): New function.
 424
 425 Thu Oct 16 11:03:27 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 426
 427         * gen-semantics.c (print_semantic_body): Use CIA not
 428         cia.ip. Escape newlines at end of generated call to
 429         sim_engine_abort.
 430
 431 Tue Oct 14 11:13:27 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 432
 433         * igen.c (print_itrace): Output line-ref to igen source file when
 434         generating trace statements.
 435         (print_itrace_prefix, print_itrace_format): Escape newline at end
 436         of each line of generated call to trace function.
 437
 438 Mon Oct 13 11:27:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 439
 440         * gen-support.c (gen_support_h): Generate #define NIA. Definition
 441         dependant on gen-delayed-branch mode.
 442
 443         * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
 444         closing double quote in mnemonic field.
 445         (parse_option_record): Add gen-delayed-branch option.
 446
 447 Wed Oct  8 13:10:16 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 448
 449         * gen.c (insn_list_insert): Missing \n in warning.
 450
 451         * ld-insn.c (load_insn_table): Only notify of discarded
 452         instrctions when warn.discard enabled.
 453
 454         * igen.h: Add option.warn.discard, default enabled.
 455
 456         * igen.c (main): Add -Wnodiscard option.
 457
 458         * ld-insn.c (record_type): For old record type, check the number
 459         of fields is correct.
 460         (load_insn_table): Allow insn assembler and insn model records to
 461         appear in any order.
 462         (parse_insn_model_record): Rename from parse_insn_model_records.
 463         Parse only one record.
 464         (parse_insn_mnemonic_record): Rename from
 465         parse_insn_mnemonic_records.  Parse only one record.
 466
 467 Tue Sep 23 15:52:06 1997  Felix Lee  <flee@yin.cygnus.com>
 468
 469         * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
 470         illegal zero-sized array.
 471         (itable_print_set): likewise, avoid empty initializers.
 472
 473 Mon Sep 22 18:49:07 1997  Felix Lee  <flee@cygnus.com>
 474
 475         * configure.in: i386-windows is a cross, so don't expect
 476         libiberty to be there.
 477         * configure: updated.
 478
 479 Fri Sep 19 10:36:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 480
 481         * igen.c (print_function_name): Put the format name after the
 482         function / instruction name, not before.
 483         (print_itrace): Better format trace code.
 484
 485 Tue Sep 16 11:01:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 486
 487         * gen.c (insns_bit_useless): Don't treat string fields restricted
 488         to a range of values as useless.
 489
 490 Mon Sep 15 15:47:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 491
 492         * igen.c (gen_run_c): Handle non-multi-sim case.
 493
 494         * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
 495         Define CIA from cia.
 496
 497 Thu Sep 11 10:27:39 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 498
 499         * gen-semantics.c (print_semantic_body): Trace the instruction
 500         after it has been validated.
 501         (print_semantic_body): Count the instruction using sim-profile.
 502
 503 Wed Sep 10 13:35:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 504
 505         * gen-itable.c (gen_itable_h): Collect summary info on instruction
 506         table when traversing it.
 507         (gen_itable_h): Output an enum defining the max size of each of
 508         the itable string members.
 509
 510 Tue Sep  9 03:30:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 511
 512         * igen.c (gen_run_c): New function. Generate sim_engine_run that
 513         looks at the currently selected architecture.
 514
 515         * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
 516         one engine per model.
 517
 518         * gen-semantics.c, gen-icache.c gen-support.c:
 519         Update.
 520
 521         * ld-insn.h, ld-insn-h (load_insn_table): Rewrite.  table.h only
 522         returns a line at a time.  Parse multi-word instructions.  Add
 523         multi-sim support.
 524
 525         * table.h, table.c: Simplify.  Only parse a single line at a time.
 526         ld-insn can handle the rest.
 527
 528         * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
 529         filter_is_common, filter_is_member, filter_next): New filter
 530         operations.
 531         (dump_filter): Ditto.
 532
 533         * gen.h, gen.c: New file.  Takes the insn table and turns it into
 534         a set of decode tables and semantic functions.
 535
 536         * ld-insn.c: Copy generator code from here.
 537         * gen.c: To here.
 538
 539 Fri Aug  8 11:43:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 540
 541         * misc.h (NZALLOC): Allocate an N element array of TYPE.
 542
 543         * table.h, table.c: Simplify table parser so that it only
 544         understands colon delimited lines and code blocks.
 545         (table_read): Parse '{' ... '}' as a code block.
 546         (table_print_code): New function, print out a code block to file.
 547         (main): Add suport for standalone testing.
 548
 549         * ld-insn.h, ld-insn.c:
 550
 551
 552 Mon Sep  1 11:41:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 553
 554         * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
 555         (print_jump_definition, print_jump, print_jump_internal_function,
 556         print_jump_insn, print_jump_until_stop_body): Delete, moved to
 557         sim-engine.c
 558
 559         * igen.c (print_itrace_format): Delete unused variable chp.
 560         (gen-engine.h): Include.
 561
 562         * table.c (current_file_name, current_line_entry,
 563         current_line_entry): Make static.
 564
 565 Wed Aug  6 12:31:17 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 566
 567         * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
 568         RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
 569         * configure.in: Include simulator common/aclocal.m4.
 570         * configure.in: Add --enable-sim-warnings option.
 571         * configure: Re-generate.
 572
 573         * Makefile.in: Use.
 574
 575         * Makefile.in (tmp-filter): New rule.
 576         (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
 577         ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
 578
 579         * gen.h, gen.c: New files.
 580
 581         * Makefile.in (gen.o, tmp-gen): New rules, update all
 582         dependencies.
 583
 584 Tue Jun 24 11:46:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 585
 586         * ld-insn.c (load_insn_table): Accept %s as a function type.
 587
 588 Thu Jun  5 17:14:32 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 589
 590         * igen.c (print_itrace_prefix): Move printing of insn prefix to
 591         here.
 592         (print_itrace_format): Drop printing of MY_NAME in instruction
 593         trace.  Printing of insn prefix moved.
 594         (print_itrace): Ditto.
 595
 596 Fri May 30 11:27:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 597
 598         * gen-icache.c (print_icache_function_header): Pass
 599         table_line_entry instead of separate file and line.
 600
 601         * table.c (table_entry_read): Set assembler source file/line-nr to
 602         the current not initial file.
 603         (table_entry_read): Fix line numbering of source files.
 604
 605         table.h (table_line_entry): New structure.  Exactly specifies a
 606         source file/line-nr.
 607         (table_*_entry): Add this to all.
 608
 609         table.c (table_entry_print_cpp_line_nr): Change to use values from
 610         a table_line_entry struct.
 611         (table_entry_read): Save table_line_entry in all structures read.
 612
 613         gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
 614         gen-model.c: Update all references.
 615
 616 Thu May 29 10:29:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 617
 618         * igen.c (print_my_defines): Define MY_NAME - a string.  For
 619         MY_PREFIX, undefine the name of the function incase some dumb
 620         header defined it.  it.
 621         (print_itrace): Use MY_NAME not MY_PREFIX.
 622
 623         * lf.c (lf_write): New function write an N character buffer to the
 624         file.
 625
 626         * igen.c (print_itrace): When available, use the assembler to
 627         print the insn-trace.
 628         (print_itrace_prefix): New function, print first part of call to
 629         print_one_insn.
 630         (print_itrace_format): New function, print fmt argument for
 631         print_one_insn.
 632
 633         * table.c (table_entry_read): Save any assembler lines instead of
 634         discarding them.
 635
 636 Wed May 28 09:55:29 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 637
 638         * gen-icache.c (print_icache_body): Process immeds.
 639
 640         * gen-semantics.c (print_semantic_body): When computing NIA, skip
 641         any immed words that follow the instruction word.
 642
 643         * ld-insn.c (parse_insn_format): Parse immeds appended to an
 644         instruction.
 645
 646         * igen.c (main): Allow any register to be specified as the zero
 647         register.
 648         (semantic_zero_reg): Global, index to zero register.
 649
 650         * gen-semantics.c (print_semantic_body): Zero selected register.
 651
 652 Tue May 27 14:12:32 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 653
 654         * igen.h: Stop options and code gen type bit masks overlaping.
 655
 656 Fri May 23 12:01:08 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 657
 658         * gen-semantics.c (print_semantic_body): Incorrect test for
 659         zero-r0 code.
 660
 661 Fri May 16 14:32:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 662
 663         * gen-semantics.c (print_semantic_body): Use common sim-engine
 664         interface.
 665
 666 Fri May 16 11:48:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 667
 668         * gen-semantics.c (print_semantic_body): Add code to clear r0.
 669
 670         * igen.c (main): Add new option zero-r0, which adds code to clear
 671         GPR(0) each cycle.
 672
 673 Wed May  7 12:31:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 674
 675         * igen.c (print_itrace): Fix so line-nr is passed to trace
 676         function.
 677
 678         * gen-idecode.c (print_idecode_validate): Correct FP code.
 679
 680         * gen-support.c (gen_support_h): Always pass MY_INDEX to support
 681         functions.
 682         (print_support_function_name): Ditto.
 683
 684 Tue May  6 06:12:04 1997  Mike Meissner  <meissner@cygnus.com>
 685
 686         * igen.c (print_itrace): Call trace_one_insn to trace
 687         instructions, rather than doing it directly.
 688
 689 Mon May  5 14:11:46 1997  Mike Meissner  <meissner@cygnus.com>
 690
 691         * gen-engine.c (engine_switch_leaf): Remove extra %s.
 692         (print_engine_floating_point_unavailable): Wrap in #ifdef
 693         UNUSED/#endif, until somebody uses it.
 694
 695         * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
 696         variable.
 697         (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
 698         somebody uses it.
 699         (print_idecode_validate): Use long formats to print long values.
 700
 701         * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
 702         if we get an unexpected type.
 703
 704 Fri May  2 13:28:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 705
 706         * igen.c (print_itrace): Pass SD as well as CPU to calls to
 707         trace_printf.
 708
 709         * gen-support.c (gen_support_h): Always pass sim_cia cia to
 710         support functions.
 711         (print_support_function_name): Ditto.
 712
 713 Wed Apr 30 17:35:51 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 714
 715         * gen-support.c (support_c_function): Remove unnecessary memset of
 716         cia.
 717         * gen-semantics.c (print_semantic_body): Wasn't closing
 718         generated comment.
 719
 720 Tue Apr 29 11:11:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 721
 722         * ld-insn.c (load_insn_table): Report instructions that do not
 723         have at least a format and name.
 724         (insn_table_find_opcode_field): Check progress is being made.
 725
 726         * gen-support.c (support_c_function): Report empty function body.
 727
 728 Thu Apr 24 11:43:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 729
 730         * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
 731         be broken up.
 732         (insn_table_expand_insns): Allow special rules to apply to groups
 733         of instructions when all members of the group match the special
 734         mask/value.
 735
 736         * gen-semantics.c (print_c_semantic): Ditto.
 737         * igen.c (print_semantic_function_formal): Ditto.
 738         (print_semantic_function_type): Ditto.
 739         * igen.c (print_icache_function_formal): Ditto.
 740         * gen-idecode.c (print_idecode_issue_function_body): Ditto.
 741
 742         * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
 743         instruction_address type.
 744
 745         * gen-semantics.c (print_semantic_body): Call cpu_error when an
 746         unimplemented instruction is encountered - gives the interpreter
 747         the chance to stop correctly.
 748
 749 Wed Apr 23 20:06:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 750
 751         * igen.c (print_function_name): Allow dot's in instruction names.
 752
 753 Tue Apr 22 21:46:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 754
 755         * igen.c (main), igen.h: Support new option - delayed-branch -
 756         generate code to drive a delayed branch processor.
 757
 758         * gen-idecode.c (gen_idecode_h): Define instruction_address type.
 759
 760         * igen.c (print_icache_function_formal): Replace address_word with
 761         instruction_address.
 762         (print_semantic_function_formal): Ditto.
 763         (print_semantic_function_type): Ditto.
 764         * gen-idecode.c (print_idecode_issue_function_body): Ditto.
 765
 766         * gen-semantics.c (print_semantic_body): Ditto.
 767         (print_c_semantic): Ditto.
 768
 769         * gen-support.c (support_c_function): Return a zeroed CIA instead
 770         of just zero - works with any cia type.
 771
 772         * igen.c (print_itrace): For delayed branch case, print just the
 773         current instruction.
 774
 775 Thu Apr 17 07:02:33 1997  Doug Evans  <dje@canuck.cygnus.com>
 776
 777         * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
 778
 779 Tue Apr 15 15:20:31 1997  Ian Lance Taylor  <ian@cygnus.com>
 780
 781         * Makefile.in (INSTALL): Set to @INSTALL@.
 782         (INSTALL_XFORM, INSTALL_XFORM1): Remove.
 783
 784 Mon Apr 14 16:29:34 1997  Ian Lance Taylor  <ian@cygnus.com>
 785
 786         * Makefile.in (INSTALL): Change install.sh to install-sh.
 787
 788 Wed Apr  2 18:51:20 1997  Doug Evans  <dje@canuck.cygnus.com>
 789
 790         * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
 791         * gen-idecode.c (gen_idecode_c): Likewise.
 792         * igen.c (gen_semantics_c): Likewise.
 793
 794 Mon Mar 24 10:10:08 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 795
 796         * gen-icache.c (print_icache_body): No longer define cpu/sd,
 797         support.h now defines CPU/SD globally.
 798
 799         * gen-model.c (gen_model_h): Ditto.
 800
 801         * gen-idecode.c (print_idecode_issue_function_body): Ditto.
 802         (print_jump): Ditto.
 803         (print_jump_until_stop_body): Ditto.
 804         (print_idecode_validate): Ditto.
 805
 806         * gen-icache.c (print_icache_body): Ditto.
 807
 808         * gen-semantics.c (print_semantic_body): Ditto.
 809
 810         * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
 811         processor to cpu.
 812         (print_icache_function_formal): Ditto.
 813
 814         * gen-support.c (print_support_function_name): Include sd/cpu arg
 815         in support function argument list.
 816         (support_c_function): Generate code to cpu/sd from sd/cpu.
 817         (gen_support_h): Define _SD the argument prefix for all support
 818         functions.  Define SD/CPU to determine sd/cpu from value of _SD
 819         macro.
 820
 821 Tue Mar 18 15:52:24 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 822
 823         * gen-support.c (gen_support_c): Update for renaming of engine to
 824         sim-state.
 825
 826         * igen.c: Ditto.
 827         * gen-idecode.c (gen_idecode_c): Ditto.
 828
 829 Mon Mar 17 15:17:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 830
 831         * ld-decode.c (load_decode_table): Rename slash to reserved.
 832         (dump_decode_rule): Ditto.
 833
 834         * ld-insn.c (parse_insn_format): Differentiate between a `/' -
 835         reserved bit - and a `*' - wild card.
 836         (parse_insn_format): Change is_slash to more informative reserved.
 837         (dump_insn_field): Ditto.
 838         (insn_field_is_constant): Ditto.
 839         (insn_table_expand_opcode): Ditto.
 840
 841         * gen-idecode.c (print_idecode_validate): Make check_mask and
 842         check_val the correct integer size.
 843         (print_idecode_validate): Fix reserved bit check for 64 bit
 844         targets.
 845
 846 Fri Mar 14 11:24:06 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 847
 848         * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
 849         `/' in bit fields.  `/' denotes a wild bit.
 850
 851 Fri Mar  7 18:20:38 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 852
 853         * igen.h, igen.c (main): New options. Control generation of
 854         conditional issue and slot verification code.
 855
 856 Fri Mar  7 18:17:25 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 857
 858         * gen-support.c (print_support_function_name): Prepend the global
 859         name prefix when applicable.  Provide #define to map the user
 860         specified name the generated globaly unique one.
 861
 862 Fri Mar  7 18:07:45 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 863
 864         * gen-idecode.c (print_idecode_validate): Wrap each of the checks
 865         - reserved bits, floating point and slot validation - with a
 866         #ifdef so that they are optional.
 867
 868 Fri Mar  7 16:35:13 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 869
 870         * gen-idecode.c (error_leaf_contains_multiple_insn): New function
 871         - report the error of a leaf node in the decision tree containing
 872         several instructions.
 873         (print_idecode_table_leaf): Detect a leaf with multiple instructions.
 874         (print_idecode_switch_leaf): Ditto.
 875
 876         * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
 877         print_idecode_invalid): Rename former to latter.  Add argument so
 878         that one function can generate all invalid instruction cases -
 879         illegal, fp-unavailable, wrong-slot.
 880         * gen-engine.c: Update.
 881
 882         * gen-idecode.c: Use print_idecode_invalid to generate a function
 883         call for cases when fp-unavailable and the slot is wrong.
 884
 885         * gen-idecode.c (print_idecode_validate): New check, generate code
 886         to verify that the instruction slot is correct.
 887
 888         * igen.c (main): Simplify options.
 889
 890 Wed Mar  5 09:55:55 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 891
 892         * igen.c (print_itrace): Remove source line reference for trace
 893         code - let the user see the generated file.
 894         (print_itrace): Print the trace code rather than reference a
 895         macro.
 896
 897 Tue Mar  4 17:31:55 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 898
 899         * igen.c (print_semantic_function_actual): Pass either the
 900         processor - smp - or the engine - mono - into semantic functions.
 901         Don't pass in both.
 902
 903         * gen-icache.c (print_icache_body): Dependant on smp, derive
 904         processor from engine or engine from processor, and hence ensuring
 905         that both are defined in all semantic functions.
 906
 907 Mon Mar  3 17:11:21 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 908
 909         * ld-insn.c (parse_insn_format): Make the width field optional.
 910         If missing assume that the number of characters in the value
 911         determines the number of bits in the field.
 912
 913 Thu Feb 27 11:27:48 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 914
 915         * ld-insn.c (insn_table_expand_opcode): Replace assertion with
 916         more useful error message.
 917
 918 Tue Feb 25 16:43:27 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
 919
 920         * misc.c (error): Output errors on stderr.
 921
 922         * ld-insn.c (parse_insn_format): Skip any leading spaces.
 923         Verify the width of instructions being parsed.
 924
 925         * table.c (table_entry_read): Parse CPP's convention for
 926         specifying original file name/line-nr.
 927
 928 Wed Feb 19 12:30:28 1997  Andrew Cagney  <cagney@critters.cygnus.com>
 929
 930         * ld-insn.c (parse_insn_format): Allow trailing spaces in
 931         instruction fields.
 932
 933         * Makefile.in: Create using ../ppc/Makefile.in as a starting
 934         point.
 935         * configure.in: Ditto vis ../ppc/configure.in
 936
 937 Mon Feb 17 10:44:18 1997  Andrew Cagney  <cagney@critters.cygnus.com>
 938
 939         * gen-support.c (gen_support_c): Always include engine.h instead
 940         of cpu.h
 941         * gen-idecode.c (gen_idecode_c): Ditto.
 942
 943         * words.h (instruction_word): Remove instruction_word - now
 944         generated by igen.
 945         (address_word): New.  Used by igen.
 946
 947         * lf.c (lf_print_function_type_function): New, pass a function to
 948         print out the type instead of a constant string.
 949
 950         * igen.h, igen.c (print_semantic_function_formal,
 951         SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
 952         (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
 953         (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
 954         (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
 955         (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
 956         (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
 957         * gen-idecode.c (print_idecode_table): Update.
 958         (idecode_switch_leaf): Update.
 959         (print_idecode_switch_function_header): Ditto.
 960         (print_idecode_floating_point_unavailable): Ditto.
 961         (print_idecode_issue_function_header): Ditto.
 962         * igen.c (gen_icache_h): Ditto.
 963         * gen-engine.c (print_engine_table): Ditto.
 964         (engine_switch_leaf): Ditto.
 965         * gen-support.c (print_support_function_name): Ditto.
 966         * gen-semantics.c (print_semantic_function_header): Update.
 967         Update.
 968         * gen-icache.c (print_icache_function_header): Update.
 969         (print_icache_function): Update.
 970         (print_icache_internal_function_declaration): Update.
 971         (print_icache_internal_function_definition): Update.
 972
 973         * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
 974         files, will at some stage need to move it into support.
 975
 976         * igen.h, igen.c (main): New option -e <engine> - generate a full
 977         simulation engine.  Previously this was the -d <idecode-file>
 978         option.
 979         * gen-engine.h, gen-engine.c: Copies of gen-idecode.*.  Will need
 980         to clean these up so that that call upon the updated gen-idecode
 981         code.
 982
 983         * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
 984         generating a decode table.
 985
 986         * Makefile.in (igen): Add dependencies for new gen-engine.* files.
 987
 988         * igen.h, igen.c (main): New option -M - Control what is returned
 989         by semantic functions - -1/NIA vs CIA+N/NIA.  Add
 990         generate_semantic_returning_modified_nia_only to igen_code enum.
 991         * gen-semantics.c (print_semantic_body): As an alternative, make
 992         NIA == -1 instead of CIA+insn_size by default.
 993
 994         * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
 995         New option -P <prefix> - Prepend all generated functions with the
 996         specified prefix.
 997         (gen_idecode_c): Adjust.
 998         * gen-icache.c (print_icache_struct): Ditto.
 999         * gen-support.c (gen_support_c): Ditto.
1000
1001 Sun Feb 16 15:23:15 1997  Andrew Cagney  <cagney@critters.cygnus.com>
1002
1003         * igen.c (main): Correct usage. Missleading message about ucase
1004         options dumping internal tables.  -F now includes rather then
1005         excludes instructions.
1006
1007         * misc.h, misc.c (a2i): Make 64bit.
1008
1009         * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
1010         max to 64bits, expect trouble.  Make the default 32 bits.
1011         * gen-idecode.c (print_idecode_table): Change EXTRACTED*
1012         et.al. macro's to use the insn_bit_size instead of assuming 32
1013         bits.
1014         * gen-icache.c (print_icache_extraction): Ditto.
1015         * gen-idecode.c (idecode_switch_start): Ditto.
1016         * gen-idecode.c (gen_idecode_c): Ditto
1017
1018         * igen.h (insn_specifying_widths), igen.c (main): New option -W.
1019         Indicates that the instruction field of the table is specifying
1020         bit widths instead of bit offsets.
1021         * ld-insn.c (parse_insn_format): Parse instruction fields
1022         specifying widths.
1023
1024         * misc.c (a2i): Allow binary numbers to be specified using the
1025         syntax 0bNNNN.
1026         * ld-insn.c: Allow such numbers to appear in the instruction
1027         format.
1028
1029         * table.c (table_entry_read): Make // a valid comment character.
1030         (table_entry_read): Skip lines containing a leading " - these may
1031         eventually be used in a disasembler.
1032
1033 Fri Feb 14 15:23:15 1997  Andrew Cagney  <cagney@critters.cygnus.com>
1034
1035         * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
1036         gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
1037         gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
1038         gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
1039         ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
1040         ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
1041         from the ../ppc directory.
1042
1043         * filter_host.c, filter_host.h: Copy in from the ../ppc directory
1044         renaming from filter_filename.[hc]