sim/igen/ChangeLog

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