sim/igen/ChangeLog

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