sim/igen/ChangeLog

   1 2021-02-21  Mike Frysinger  <vapier@gentoo.org>
   2
   3         * configure.ac (AC_CONFIG_MACRO_DIRS): Replace common with m4.
   4         * configure: Regenerate.
   5
   6 2021-02-13  Mike Frysinger  <vapier@gentoo.org>
   7
   8         * configure.ac: Replace sinclude with AC_CONFIG_MACRO_DIRS.
   9         * configure: Regenerate.
  10
  11 2021-02-06  Mike Frysinger  <vapier@gentoo.org>
  12
  13         * Makefile.in (LIBIBERTY_LIB): Delete.
  14         (igen): Delete $(LIBIBERTY_LIB).
  15         * configure.ac (LIBIBERTY_LIB): Delete.
  16         * configure: Regenerate.
  17
  18 2021-02-06  Mike Frysinger  <vapier@gentoo.org>
  19
  20         * configure.ac: Delete bfd/configure.host sourcing.
  21         * configure: Regenerate.
  22
  23 2021-01-11  Mike Frysinger  <vapier@gentoo.org>
  24
  25         * configure.ac (AC_CHECK_HEADERS): Delete stdlib.h, string.h, and
  26         strings.h.
  27         * configure, configure.ac: Regenerate.
  28
  29 2021-01-11  Mike Frysinger  <vapier@gentoo.org>
  30
  31         * filter.c, if.c, misc.c, misc.h, table.c: Delete HAVE_STRING_H,
  32         HAVE_STRINGS_H, HAVE_STDLIB_H, and strings.h include.
  33
  34 2021-01-09  Mike Frysinger  <vapier@gentoo.org>
  35
  36         * configure: Regenerate.
  37
  38 2021-01-04  Mike Frysinger  <vapier@gentoo.org>
  39
  40         * gen-icache.c, igen.c: Include stdlib.h.
  41
  42 2021-01-04  Mike Frysinger  <vapier@gentoo.org>
  43
  44         * configure: Regenerate.
  45
  46 2020-07-03  Sebastian Huber  <sebastian.huber@embedded-brains.de>
  47
  48         PR sim/26194
  49         * lf.h (lf_get_file_type): Declare.
  50         * lf.c (lf_get_file_type): Define.
  51         * gen-idecode.c (print_idecode_issue_function_header): Use
  52         lf_get_file_type() to issue an extern variable declaration in
  53         case of header files.
  54
  55 2019-12-19  Tom Tromey  <tromey@adacore.com>
  56
  57         PR build/24572:
  58         * Makefile.in (install-strip): New target.
  59
  60 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  61
  62         * configure: Regenerate.
  63
  64 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  65
  66         * configure: Regenerate.
  67
  68 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  69
  70         * configure: Regenerate.
  71
  72 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  73
  74         * configure: Regenerate.
  75
  76 2016-01-04  Mike Frysinger  <vapier@gentoo.org>
  77
  78         * configure: Regenerate.
  79
  80 2015-06-12  Mike Frysinger  <vapier@gentoo.org>
  81
  82         * configure: Regenerate.
  83
  84 2015-04-24  David Binderman  <dcb314@hotmail.com>
  85             Nick Clifton  <nickc@redhat.com>
  86
  87         PR 18273
  88         * misc.c (a2i): Fix typos checking for uppercase letters.
  89
  90 2015-04-17  Mike Frysinger  <vapier@gentoo.org>
  91
  92         * gen-engine.c (print_run_body): Change CIA_GET to CPU_PC_GET and
  93         CIA_SET to CPU_PC_SET.
  94
  95 2015-03-31  Mike Frysinger  <vapier@gentoo.org>
  96
  97         * configure: Regenerate.
  98
  99 2014-11-23  Joel Sherrill  <joel.sherrill@oarcorp.com>
 100
 101         * igen/ld-cache.h, igen/table.h: Change immediatly to immediately.
 102
 103 2014-03-04  Mike Frysinger  <vapier@gentoo.org>
 104
 105         * configure: Regenerate.
 106
 107 2013-11-25  Steve Ellcey  <sellcey@mips.com>
 108
 109         * igen/Makefile.in (igen): Use BUILD_CFLAGS in link.
 110
 111 2013-05-10  Freddie Chopin  <freddie_chopin@op.pl>
 112
 113         * configure: Rebuild.
 114
 115 2012-03-24  Mike Frysinger  <vapier@gentoo.org>
 116
 117         * configure: Regenerate.
 118
 119 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
 120
 121         * configure.ac: Change include to common/acinclude.m4.
 122
 123 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
 124
 125         * configure.ac: Change AC_PREREQ to 2.64.  Delete AC_CONFIG_HEADER
 126         call.  Replace common.m4 include with SIM_AC_COMMON.
 127         * configure: Regenerate.
 128
 129 2011-07-08  Hans-Peter Nilsson  <hp@axis.com>
 130
 131         * ld-insn.c (print_insn_words): For fields, print conditionals.
 132
 133         Correct handling of constant named fields.
 134         * gen.c (insn_field_cmp): Tweak comment about neither field
 135         being an insn_field_string with a cond_eq-to-value condition.
 136         (insns_bit_useless) <case insn_field_string, case
 137         decode_find_mixed>: Handle cond_eq-to-value fields as
 138         insn_field_int.
 139         * gen-idecode.c (print_idecode_validate): Handle
 140         insn_field_string cond-equal-to-value fields as insn_field_int.
 141         * gen-icache.c (print_icache_body): Add comment why constant
 142         string fields are handled.
 143
 144         Remove all #if 0'd code.
 145         * filter.c: Remove #if 0'd function it_is.
 146         (main): Remove #if 0'd code.
 147         * gen-engine.c: Remove #if 0'd functions print_jump,
 148         print_jump_insn, print_jump_definition,
 149         print_jump_internal_function, print_jump_body.
 150         (gen_engine_c): Remove #if 0'd code.
 151         * gen-idecode.c: Remove #if 0'd functions print_jump print_jump,
 152         print_jump_insn, print_jump_definition,
 153         print_jump_internal_function, print_jump_until_stop_body.
 154         * gen-model.c: Remove #if 0'd functions model_c_or_h_data,
 155         model_c_or_h_function, gen_model_h, model_c_insn,
 156         model_c_function, gen_model_c and types model_c_passed_data
 157         and struct _model_c_passed_data.
 158         * gen.c: Remove #if 0'd type constant_field_types and function
 159         insn_field_is_constant.
 160         (gen_entry_find_opcode_field): Remove #if 0'd code.
 161         * ld-insn.c (parse_insn_model_record): Remove #if 0'd code.
 162         * misc.h (STRDUP, STRNDUP): Remove #if 0'd macros.
 163
 164 2011-02-14  Mike Frysinger  <vapier@gentoo.org>
 165
 166         * table.c (table_push): Change zfree to free.
 167
 168 2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 169
 170         * config.in: Regenerate.
 171         * configure: Likewise.
 172
 173         * configure: Regenerate.
 174
 175 2009-07-30  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 176
 177         * Makefile.in (datarootdir): New variable.
 178
 179 2008-08-28  Joel Brobecker  <brobecker@adacore.com>
 180
 181         * compare_igen_models: Change license to GPL version 3.
 182
 183 2007-08-27  Joel Brobecker  <brobecker@adacore.com>
 184
 185         * lf.c (lf_print__gnu_copyleft): Change license to GPL version 3.
 186
 187 2006-12-21  Hans-Peter Nilsson  <hp@axis.com>
 188
 189         * acconfig.h: Remove.
 190         * config.in: Regenerate.
 191
 192 2005-01-11  Andrew Cagney  <cagney@localhost.localdomain>
 193
 194         * configure.ac: Delete AC_CONFIG_AUX_DIR.
 195         * configure: Re-generate.
 196
 197 2005-01-07  Andrew Cagney  <cagney@gnu.org>
 198
 199         * configure.ac: Rename configure.in, require autoconf 2.59.
 200         * configure: Re-generate.
 201
 202 2003-05-03  Chris Demetriou  <cgd@broadcom.com>
 203
 204         * compare_igen_models: Tweak attribution slightly.
 205
 206 2002-11-22  Andrew Cagney  <cagney@redhat.com>
 207
 208         * gen.c (name_cmp): Rename format_name_cmp.
 209         (insn_list_insert): When a merge, compare the format name and
 210         instruction name.  Add trace messages.
 211
 212 2002-11-21  Andrew Cagney  <ac131313@redhat.com>
 213
 214         * filter.c: Re-indent.
 215         * filter.h, filter_host.h, gen-engine.c, gen-engine.h: Ditto.
 216         * gen-icache.c, gen-icache.h, gen-idecode.c: Ditto.
 217         * gen-idecode.h, gen-itable.c, gen-itable.h: Ditto.
 218         * gen-model.c, gen-model.h, gen-semantics.c: Ditto.
 219         * gen-semantics.h, gen-support.c, gen-support.h: Ditto.
 220         * gen.c, gen.h, igen.c, igen.h, ld-cache.c, ld-cache.h: Ditto.
 221         * ld-decode.c, ld-decode.h, ld-insn.c, ld-insn.h, lf.c: Ditto.
 222         * lf.h, misc.c, misc.h, table.c, table.h: Ditto.
 223
 224 2002-11-21  Andrew Cagney  <ac131313@redhat.com>
 225
 226         * Makefile.in: Update copyright.  IGEN contributed to the FSF.
 227         * filter.c, filter.h, filter_host.c, filter_host.h: Ditto.
 228         * gen-engine.c, gen-engine.h, gen-icache.c, gen-icache.h: Ditto.
 229         * gen-idecode.c, gen-idecode.h, gen-itable.c: Ditto.
 230         * gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c: Ditto.
 231         * gen-semantics.h, gen-support.c, gen-support.h, gen.c: Ditto.
 232         * gen.h, igen.c, igen.h, ld-cache.c, ld-cache.h: Ditto.
 233         * ld-decode.c, ld-decode.h, ld-insn.c, ld-insn.h, lf.c: Ditto.
 234         * lf.h, misc.c, misc.h, table.c, table.h: Ditto.
 235
 236 2002-11-06  Richard Sandiford  <rsandifo@redhat.com>
 237
 238         * gen-engine.c (print_engine_issue_prefix_hook): Don't add the
 239         global prefix to ENGINE_ISSUE_PREFIX_HOOK.
 240         (print_engine_issue_postfix_hook): Likewise ENGINE_ISSUE_POSTFIX_HOOK.
 241
 242 2002-08-28  Dave Brolley  <brolley@redhat.com>
 243
 244         * gen-support.c (gen_support_h): Generate
 245         '#define semantic_illegal <PREFIX>_semantic_illegal'.
 246
 247 2002-08-22  Chris Demetriou  <cgd@broadcom.com>
 248
 249         * compare_igen_models: New script.
 250
 251 2002-06-17  Andrew Cagney  <cagney@redhat.com>
 252
 253         * gen.c (gen_entry_expand_opcode): Initialize ``value'' to -1 and
 254         ``t'' to NULL.
 255         * igen.c (main): Add default case to switch.
 256         * gen-icache.c (print_icache_extraction): Ditto.
 257
 258 2002-06-17  Andrew Cagney  <cagney@redhat.com>
 259
 260         * Makefile.in (BUILD_CFLAGS): Remove -O0.
 261
 262 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
 263
 264         * configure: Regenerated to track ../common/aclocal.m4 changes.
 265
 266 2002-06-03  Richard Henderson  <rth@redhat.com>
 267
 268         * gen-engine.c (print_run_body): Avoid multi-line strings.
 269         * lf.c (lf_print__gnu_copyleft): Likewise.
 270
 271 2002-05-01  Chris Demetriou  <cgd@broadcom.com>
 272
 273         * igen.c: Use 'deprecated' rather than 'depreciated.'
 274
 275 2002-03-23  Andrew Cagney  <ac131313@redhat.com>
 276
 277         * gen.c (format_name_cmp): New function.
 278         (insn_list_insert): Use the instruction field name as an
 279         additional key.  Different field names indicate different
 280         semantics.
 281
 282 2002-03-07  Chris Demetriou  <cgd@broadcom.com>
 283
 284         * igen.c (print_itrace_format): Add support for a new "%#lx" format.
 285
 286 Tue May 23 21:39:23 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 287
 288         * configure: Regenerated to track ../common/aclocal.m4 changes.
 289
 290 2000-04-12  Frank Ch. Eigler  <fche@redhat.com>
 291
 292         * gen-semantics.c (print_semantic_body): Use GPR_CLEAR(N) instead
 293         of GPR_SET(N,0) for gen-zero-rN.
 294
 295 Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 296
 297         * Makefile.in (SIM_WARNINGS): Replace this with.
 298         (IGEN_WERROR_CFLAGS, IGEN_WARN_CFLAGS, WERROR_CFLAGS,
 299         WARN_CFLAGS): With these.
 300         (BUILD_CFLAGS): Update.
 301
 302         * configure: Regenerated to track ../common/aclocal.m4 changes.
 303
 304 1999-05-08  Felix Lee  <flee@cygnus.com>
 305
 306         * configure: Regenerated to track ../common/aclocal.m4 changes.
 307
 308 Fri Dec  4 15:14:09 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 309
 310         * igen.c (main): Fix -Pitable=.
 311
 312         * gen-engine.c (print_run_body): Prefix instruction_address.
 313
 314 Wed Oct 28 18:12:43 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 315
 316         * Makefile.in (SIM_WARNINGS): Update to match ../common/aclocal.m4
 317         changes.
 318
 319 Wed Aug 12 10:55:28 1998  Frank Ch. Eigler  <fche@cygnus.com>
 320
 321         * gen-icache.c (print_icache_extraction): #undef a generated
 322         symbol before #define'ing it, to remove conflict with system
 323         macros.
 324
 325 Wed Jul 29 10:07:27 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 326
 327         * gen.c (gen_entry_expand_opcode): For conditional, fields.  Fix
 328         the extraction of the value from its source - both table and bit
 329         cases were wrong.
 330
 331 Tue Jul 28 11:19:43 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 332
 333         * ld-insn.c (parse_insn_word): For constant conditional strings,
 334         encode their bit value.
 335
 336         * ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
 337         operands to refer to fields in earlier instruction words.
 338
 339         * gen.c (sub_val): Replace field argument with val_last_pos.
 340         (gen_entry_expand_opcode): Look in previous tables for a value for
 341         a conditional field as well as the bits from the current table.
 342         (insn_list_insert): Add sort key of instructions where
 343         their operand fields have different conditionals.
 344         (insn_field_cmp): New function.
 345
 346 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 347
 348         * configure: Regenerated to track ../common/aclocal.m4 changes.
 349         * config.in: Ditto.
 350
 351 Sun Apr 26 15:20:08 1998  Tom Tromey  <tromey@cygnus.com>
 352
 353         * acconfig.h: New file.
 354         * configure.in: Reverted change of Apr 24; use sinclude again.
 355
 356 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 357
 358         * configure: Regenerated to track ../common/aclocal.m4 changes.
 359         * config.in: Ditto.
 360
 361 Fri Apr 24 11:19:33 1998  Tom Tromey  <tromey@cygnus.com>
 362
 363         * configure.in: Don't call sinclude.
 364
 365 Fri Apr 24 19:45:00 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 366
 367         * gen-icache.c (print_icache_extraction): Do not type cast
 368         pointers.
 369
 370         * ld-insn.c (load_insn_table): Terminate error with NL.
 371
 372         * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
 373
 374         * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
 375         unsigned.
 376
 377 Wed Apr 22 14:27:39 1998  Michael Meissner  <meissner@cygnus.com>
 378
 379         * configure: Reconfigure to pick up ../common/aclocal.m4 changes
 380         to suppress inlining by default.
 381
 382 Tue Apr 21 01:37:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 383
 384         * gen-icache.c (print_icache_extraction): When generating #define
 385         force the expression to the correct type.
 386
 387 Thu Apr 16 08:50:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 388
 389         * misc.c (name2i): strlen returns an unsigned.
 390
 391 Tue Apr 14 19:04:28 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 392
 393         * igen.h (struct igen_warn_options): Add unimplemented option.
 394         * igen.c (main): Update
 395
 396         * ld-insn.c (load_insn_table): Report unimplemented functions.
 397
 398 Tue Apr 14 10:57:26 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 399
 400         * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
 401         separator tokens when parsing a conditional.
 402
 403         * igen.h (main): Add option -S so that suffix can be specified.
 404
 405 Tue Apr 14 08:44:53 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 406
 407         * igen.h (struct igen_trace_options): Add members insn_expansion
 408         and insn_insertion.
 409
 410         * igen.c (main): Add options -Gtrace-insn-expansion,
 411         -Gtrace-insn-insertion and -Gtrace-all.
 412
 413         * gen.c (gen_entry_expand_insns): Trace each instruction as it is
 414         selected for expansion.
 415         (gen_entry_expand_opcode): Trace each expanded instruction as it
 416         is inserted into the table.
 417
 418 Mon Apr 13 19:21:47 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 419
 420         * ld-insn.c (parse_insn_word): Parse conditional operators.
 421         (parse_insn_word): Verify field conditionals.
 422
 423         * ld-insn.h: Extend syntax to allow macros and field equality.
 424         (struct insn_field_cond): Rename insn_field_exclusion, add type.
 425
 426         * gen.c (gen_entry_expand_opcode): Check type of conditional.
 427         (insns_bit_useless): Ditto.
 428
 429         * ld-insn.c (parse_macro_record): New function.
 430
 431 Mon Apr 13 22:37:47 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 432
 433         * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
 434
 435         * ld-insn.c (parse_insn_word): Check instruction field type
 436         correctly initialized.
 437         (print_insn_words): Ditto.
 438         (insn_field_type_to_str): Ditto.
 439         (dump_insn_field): Ditto.
 440
 441         * gen.c (insns_bit_useless): Ditto.
 442
 443 Fri Apr  3 18:08:16 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 444
 445         * gen.h, igen.c (print_include_inline, print_includes,
 446         print_includes): New functions.  Generate include list.  For for
 447         semantics et.al. generate CPP code to inline when
 448         C_REVEALS_MODULE_P.
 449
 450         * igen.c (gen_semantics_c): Call print_includes.
 451         * gen-engine.c (gen_engine_c): Ditto.
 452
 453 Sat Apr  4 21:09:11 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 454
 455         * igen.h: (struct _igen_name_option): Replace with struct
 456         igen_module_option. Contains both module prefix and suffix.
 457         (INIT_OPTIONS): Initialize.
 458
 459         * igen.c (main): Update -P option to fill in full module info.
 460         (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
 461         gen-support.c): Update.
 462
 463 Sat Apr  4 02:15:35 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 464
 465         * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
 466         tracing is needed.
 467
 468 Thu Mar 26 20:51:23 1998  Stu Grossman  <grossman@bhuna.cygnus.co.uk>
 469
 470         * table.c (table_push):  Redo, using stdio.  Fixes NT native
 471         problem with <CRLF>=><LF> translation...
 472
 473 Tue Mar 24 23:30:07 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 474
 475         * gen-engine.c (print_run_body): Re-extract the CIA after
 476         processing any events.
 477
 478 Tue Mar 24 17:46:08 1998  Stu Grossman  <grossman@bhuna.cygnus.co.uk>
 479
 480         * Makefile.in:  Get SHELL from configure.
 481         * configure:  Regenerate with autoconf 2.12.1 to fix shell issues for
 482         NT native builds.
 483
 484 Mon Mar 16 12:51:31 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 485
 486         * igen.c: Pass sim_cia to trace_prefix.
 487
 488 Thu Feb 26 19:25:02 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 489
 490         * ld-insn.c (parse_function_record): Check models are valid.
 491         (parse_function_record): Only discard function when no model is
 492         common.
 493
 494 Tue Feb 24 01:42:03 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 495
 496         * gen-engine.c (print_run_body): Always wrap generated idecode
 497         body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
 498
 499 Fri Feb 20 16:22:10 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 500
 501         * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
 502         discarded function warning.
 503
 504         * igen.c (main): Clarify -Wnodiscard.
 505
 506         * ld-insn.c (parse_function_record): For functions, allow use of
 507         instruction style function model records
 508
 509         * ld-insn.h (nr_function_model_fields): Define.
 510
 511 Tue Feb 17 16:36:27 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 512
 513         * igen.c (print_itrace_prefix): Generate call to trace_prefix
 514         instead of trace_one_insn.
 515         (print_itrace): Generate trace_prefix call if any tracing enabled,
 516         (print_itrace): Nest generated call to trace_generic inside
 517         conditional for any tracing enabled.
 518         (print_itrace_prefix): Do not pass PHASE to trace_prefix.
 519
 520 Tue Feb  3 14:00:32 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 521
 522         * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
 523         * gen-icache.c (print_icache_body): Ditto.
 524         * gen-idecode.c (print_idecode_ifetch): Ditto.
 525
 526         * gen-icache.c (print_icache_body): Mark successive instruction
 527         words as unused.
 528
 529         * ld-insn.c (parse_insn_word): Only report insn-width problems
 530         when warning enabled.
 531
 532         * igen.h: Add flag for warning about invalid instruction widths.
 533         * igen.c: Parse -Wwidth option.
 534
 535         * gen-support.c (gen_support_h): Map instruction_word onto
 536         <PREFIX>_instruction_word when needed.
 537         (print_support_function_name): Use support prefix.
 538         (gen_support_h): Ditto for <PREFIX>_idecode_issue.
 539
 540 Sun Feb  1 11:08:48 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 541
 542         * gen-support.c (gen_support_h): Generate new macro CPU_.
 543
 544 Sat Jan 31 14:50:27 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 545
 546         * gen-engine.c (gen_engine_h): Don't assume a model is present.
 547         (gen_engine_c): Ditto.
 548
 549         * igen.c (gen_run_c): Ditto.
 550
 551         * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
 552         CPU_CIA.  Parameterize with CPU argument.
 553
 554 Fri Jan 30 09:09:39 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 555
 556         * gen.h (struct _gen_list): Replace processor with model.
 557
 558         * igen.c (gen_idecode_h): Update.
 559         (gen_run_c): For generated switch, use model->full_name.
 560
 561         * gen.c (print_gen_entry_path): Ditto.
 562         (make_table):  Ditto.
 563         (gen_entry_expand_insns):  Ditto.
 564         (make_gen_tables):  Ditto.
 565
 566         * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
 567         function sim_engine_run.  Pass argument on to engine_run.
 568
 569         * gen-engine.c (print_engine_run_function_header): Add extra
 570         argument `nr_cpus' to generated function engine_run.
 571         (print_run_body): Fix SMP case.
 572
 573         * gen-support.c (support_c_function): Call sim_engine_abort when
 574         internal function fails to long jump.
 575
 576 Wed Jan 21 18:00:22 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 577
 578         * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
 579         hardwired register.
 580
 581 Wed Dec 17 14:49:03 1997  Jeffrey A Law  (law@cygnus.com)
 582
 583         * gen-semantics.c (print_semantic_body): Fix handling of
 584         hardwired zero register.
 585
 586 Tue Dec  9 12:45:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 587
 588         * igen.h (struct _igen_gen_options): Add member default_model.
 589
 590         * igen.c (gen_run_c): Default to the first machine in the
 591         multi-sim list.
 592         (main): Add MODEL parameter to gen-multi-sim option.
 593
 594         * gen.h (function_decl_type): Declare enum.
 595
 596         * gen-engine.c (print_engine_run_function_header), gen-engine.h:
 597         Make global, pass function_decl_type as argument.
 598         (gen_engine_h, gen_engine_c): Update call.
 599
 600         * gen-idecode.c (print_idecode_issue_function_header),
 601         gen-idecode.h: Pass function_decl_type as argument.
 602
 603         * igen.c (gen_idecode_h): For multi-sim, delcare global variable
 604         idecode_issue.
 605
 606         * igen.c (gen_run_c): For multi-sim, initialize globals
 607         idecode_issue and engine_run.
 608
 609 Fri Nov 14 10:51:44 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 610
 611         * ld-insn.c (parse_insn_model_record): Allow multiple model names
 612         to be specified in a single instruction model record.
 613         (dump_insn_model_entry): Update.
 614
 615         * ld-insn.h (struct _insn_model_entry): Replace member name with
 616         the filter names.  Document syntax change.
 617
 618 Wed Nov 12 15:45:40 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 619
 620         * gen-engine.c (print_run_body): Add hooks for adding code before
 621         and after an instruction has been issued.
 622
 623 1997-11-04  Brendan Kehoe  <brendan@lisa.cygnus.com>
 624
 625         * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
 626         `#ifdef 0' around this.
 627
 628 Tue Nov  4 08:18:29 1997  Michael Meissner  <meissner@cygnus.com>
 629
 630         * ld-decode.c (load_decode_table): Don't assume NULL is an integer
 631         constant.
 632
 633 Wed Oct 29 13:17:17 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 634
 635         * ld-insn.h: Document mnemonic string format.
 636
 637 Tue Oct 28 10:50:35 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 638
 639         * gen-icache.c (print_icache_extraction): Force result of atol to
 640         unsigned.
 641
 642         * ld-insn.c (parse_function_record): Separate handling of old and
 643         ney fynction records.
 644         (load_insn_table): For %s record, hack function name & type after
 645         it has been parsed.
 646
 647         * filter.h (filter_is_subset): Reverse argument names, wrong
 648         order.
 649
 650         * ld-insn.c (load_insn_table): Move include code to.
 651         (parse_include_record): New function.  Check for filtering of
 652         include statement by both flags and models.
 653         (load_insn_table): Check for model filtering of cache and model
 654         records.
 655         (parse_model_data_record): Check for model & flag filtering of
 656         model data records.
 657         (parse_function_record): Check for model & flag filtering of
 658         function records.
 659
 660         * ld-insn.h: Define record_filter_models_field.  Add filter-models
 661         field to all but instruction records.
 662         (struct _function_entry, struct _cache_entry): Add models field.
 663         (nr_function_fields): Make parm field mandatory.
 664
 665 Mon Oct 27 15:14:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 666
 667         * igen.c (main): Change -I option to -I<directory>.  Add optional
 668         size to -Ggen-icache option.  Add -Gno-... support.
 669
 670         * igen.h (struct _igen_options): Add include field.
 671
 672         * ld-insn.c (enum insn_record_type, insn_type_map): Add
 673         include_record.
 674         (load_insn_table): Call table_push when include record.
 675
 676         * table.c (struct _open table, struct table): Make table object an
 677         indirect ptr to the current table file.
 678         (current_line, new_table_entry, next_line): Make file arg type
 679         open_table.
 680         (table_open): Use table_push.
 681         (table_read): Point variable file at current table, at eof, pop
 682         last open table.
 683
 684         * table.h, table.c (table_push): New function.
 685
 686 Thu Oct 16 11:03:27 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 687
 688         * gen-semantics.c (print_semantic_body): Use CIA not
 689         cia.ip. Escape newlines at end of generated call to
 690         sim_engine_abort.
 691
 692 Tue Oct 14 11:13:27 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 693
 694         * igen.c (print_itrace): Output line-ref to igen source file when
 695         generating trace statements.
 696         (print_itrace_prefix, print_itrace_format): Escape newline at end
 697         of each line of generated call to trace function.
 698
 699 Mon Oct 13 11:27:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 700
 701         * gen-support.c (gen_support_h): Generate #define NIA. Definition
 702         dependant on gen-delayed-branch mode.
 703
 704         * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
 705         closing double quote in mnemonic field.
 706         (parse_option_record): Add gen-delayed-branch option.
 707
 708 Wed Oct  8 13:10:16 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 709
 710         * gen.c (insn_list_insert): Missing \n in warning.
 711
 712         * ld-insn.c (load_insn_table): Only notify of discarded
 713         instrctions when warn.discard enabled.
 714
 715         * igen.h: Add option.warn.discard, default enabled.
 716
 717         * igen.c (main): Add -Wnodiscard option.
 718
 719         * ld-insn.c (record_type): For old record type, check the number
 720         of fields is correct.
 721         (load_insn_table): Allow insn assembler and insn model records to
 722         appear in any order.
 723         (parse_insn_model_record): Rename from parse_insn_model_records.
 724         Parse only one record.
 725         (parse_insn_mnemonic_record): Rename from
 726         parse_insn_mnemonic_records.  Parse only one record.
 727
 728 Tue Sep 23 15:52:06 1997  Felix Lee  <flee@yin.cygnus.com>
 729
 730         * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
 731         illegal zero-sized array.
 732         (itable_print_set): likewise, avoid empty initializers.
 733
 734 Mon Sep 22 18:49:07 1997  Felix Lee  <flee@cygnus.com>
 735
 736         * configure.in: i386-windows is a cross, so don't expect
 737         libiberty to be there.
 738         * configure: updated.
 739
 740 Fri Sep 19 10:36:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 741
 742         * igen.c (print_function_name): Put the format name after the
 743         function / instruction name, not before.
 744         (print_itrace): Better format trace code.
 745
 746 Tue Sep 16 11:01:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 747
 748         * gen.c (insns_bit_useless): Don't treat string fields restricted
 749         to a range of values as useless.
 750
 751 Mon Sep 15 15:47:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 752
 753         * igen.c (gen_run_c): Handle non-multi-sim case.
 754
 755         * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
 756         Define CIA from cia.
 757
 758 Thu Sep 11 10:27:39 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 759
 760         * gen-semantics.c (print_semantic_body): Trace the instruction
 761         after it has been validated.
 762         (print_semantic_body): Count the instruction using sim-profile.
 763
 764 Wed Sep 10 13:35:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 765
 766         * gen-itable.c (gen_itable_h): Collect summary info on instruction
 767         table when traversing it.
 768         (gen_itable_h): Output an enum defining the max size of each of
 769         the itable string members.
 770
 771 Tue Sep  9 03:30:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 772
 773         * igen.c (gen_run_c): New function. Generate sim_engine_run that
 774         looks at the currently selected architecture.
 775
 776         * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
 777         one engine per model.
 778
 779         * gen-semantics.c, gen-icache.c gen-support.c:
 780         Update.
 781
 782         * ld-insn.h, ld-insn-h (load_insn_table): Rewrite.  table.h only
 783         returns a line at a time.  Parse multi-word instructions.  Add
 784         multi-sim support.
 785
 786         * table.h, table.c: Simplify.  Only parse a single line at a time.
 787         ld-insn can handle the rest.
 788
 789         * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
 790         filter_is_common, filter_is_member, filter_next): New filter
 791         operations.
 792         (dump_filter): Ditto.
 793
 794         * gen.h, gen.c: New file.  Takes the insn table and turns it into
 795         a set of decode tables and semantic functions.
 796
 797         * ld-insn.c: Copy generator code from here.
 798         * gen.c: To here.
 799
 800 Fri Aug  8 11:43:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 801
 802         * misc.h (NZALLOC): Allocate an N element array of TYPE.
 803
 804         * table.h, table.c: Simplify table parser so that it only
 805         understands colon delimited lines and code blocks.
 806         (table_read): Parse '{' ... '}' as a code block.
 807         (table_print_code): New function, print out a code block to file.
 808         (main): Add suport for standalone testing.
 809
 810         * ld-insn.h, ld-insn.c:
 811
 812
 813 Mon Sep  1 11:41:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 814
 815         * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
 816         (print_jump_definition, print_jump, print_jump_internal_function,
 817         print_jump_insn, print_jump_until_stop_body): Delete, moved to
 818         sim-engine.c
 819
 820         * igen.c (print_itrace_format): Delete unused variable chp.
 821         (gen-engine.h): Include.
 822
 823         * table.c (current_file_name, current_line_entry,
 824         current_line_entry): Make static.
 825
 826 Wed Aug  6 12:31:17 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 827
 828         * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
 829         RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
 830         * configure.in: Include simulator common/aclocal.m4.
 831         * configure.in: Add --enable-sim-warnings option.
 832         * configure: Re-generate.
 833
 834         * Makefile.in: Use.
 835
 836         * Makefile.in (tmp-filter): New rule.
 837         (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
 838         ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
 839
 840         * gen.h, gen.c: New files.
 841
 842         * Makefile.in (gen.o, tmp-gen): New rules, update all
 843         dependencies.
 844
 845 Tue Jun 24 11:46:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 846
 847         * ld-insn.c (load_insn_table): Accept %s as a function type.
 848
 849 Thu Jun  5 17:14:32 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 850
 851         * igen.c (print_itrace_prefix): Move printing of insn prefix to
 852         here.
 853         (print_itrace_format): Drop printing of MY_NAME in instruction
 854         trace.  Printing of insn prefix moved.
 855         (print_itrace): Ditto.
 856
 857 Fri May 30 11:27:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 858
 859         * gen-icache.c (print_icache_function_header): Pass
 860         table_line_entry instead of separate file and line.
 861
 862         * table.c (table_entry_read): Set assembler source file/line-nr to
 863         the current not initial file.
 864         (table_entry_read): Fix line numbering of source files.
 865
 866         table.h (table_line_entry): New structure.  Exactly specifies a
 867         source file/line-nr.
 868         (table_*_entry): Add this to all.
 869
 870         table.c (table_entry_print_cpp_line_nr): Change to use values from
 871         a table_line_entry struct.
 872         (table_entry_read): Save table_line_entry in all structures read.
 873
 874         gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
 875         gen-model.c: Update all references.
 876
 877 Thu May 29 10:29:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 878
 879         * igen.c (print_my_defines): Define MY_NAME - a string.  For
 880         MY_PREFIX, undefine the name of the function incase some dumb
 881         header defined it.  it.
 882         (print_itrace): Use MY_NAME not MY_PREFIX.
 883
 884         * lf.c (lf_write): New function write an N character buffer to the
 885         file.
 886
 887         * igen.c (print_itrace): When available, use the assembler to
 888         print the insn-trace.
 889         (print_itrace_prefix): New function, print first part of call to
 890         print_one_insn.
 891         (print_itrace_format): New function, print fmt argument for
 892         print_one_insn.
 893
 894         * table.c (table_entry_read): Save any assembler lines instead of
 895         discarding them.
 896
 897 Wed May 28 09:55:29 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 898
 899         * gen-icache.c (print_icache_body): Process immeds.
 900
 901         * gen-semantics.c (print_semantic_body): When computing NIA, skip
 902         any immed words that follow the instruction word.
 903
 904         * ld-insn.c (parse_insn_format): Parse immeds appended to an
 905         instruction.
 906
 907         * igen.c (main): Allow any register to be specified as the zero
 908         register.
 909         (semantic_zero_reg): Global, index to zero register.
 910
 911         * gen-semantics.c (print_semantic_body): Zero selected register.
 912
 913 Tue May 27 14:12:32 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 914
 915         * igen.h: Stop options and code gen type bit masks overlaping.
 916
 917 Fri May 23 12:01:08 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 918
 919         * gen-semantics.c (print_semantic_body): Incorrect test for
 920         zero-r0 code.
 921
 922 Fri May 16 14:32:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 923
 924         * gen-semantics.c (print_semantic_body): Use common sim-engine
 925         interface.
 926
 927 Fri May 16 11:48:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 928
 929         * gen-semantics.c (print_semantic_body): Add code to clear r0.
 930
 931         * igen.c (main): Add new option zero-r0, which adds code to clear
 932         GPR(0) each cycle.
 933
 934 Wed May  7 12:31:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 935
 936         * igen.c (print_itrace): Fix so line-nr is passed to trace
 937         function.
 938
 939         * gen-idecode.c (print_idecode_validate): Correct FP code.
 940
 941         * gen-support.c (gen_support_h): Always pass MY_INDEX to support
 942         functions.
 943         (print_support_function_name): Ditto.
 944
 945 Tue May  6 06:12:04 1997  Mike Meissner  <meissner@cygnus.com>
 946
 947         * igen.c (print_itrace): Call trace_one_insn to trace
 948         instructions, rather than doing it directly.
 949
 950 Mon May  5 14:11:46 1997  Mike Meissner  <meissner@cygnus.com>
 951
 952         * gen-engine.c (engine_switch_leaf): Remove extra %s.
 953         (print_engine_floating_point_unavailable): Wrap in #ifdef
 954         UNUSED/#endif, until somebody uses it.
 955
 956         * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
 957         variable.
 958         (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
 959         somebody uses it.
 960         (print_idecode_validate): Use long formats to print long values.
 961
 962         * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
 963         if we get an unexpected type.
 964
 965 Fri May  2 13:28:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 966
 967         * igen.c (print_itrace): Pass SD as well as CPU to calls to
 968         trace_printf.
 969
 970         * gen-support.c (gen_support_h): Always pass sim_cia cia to
 971         support functions.
 972         (print_support_function_name): Ditto.
 973
 974 Wed Apr 30 17:35:51 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 975
 976         * gen-support.c (support_c_function): Remove unnecessary memset of
 977         cia.
 978         * gen-semantics.c (print_semantic_body): Wasn't closing
 979         generated comment.
 980
 981 Tue Apr 29 11:11:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 982
 983         * ld-insn.c (load_insn_table): Report instructions that do not
 984         have at least a format and name.
 985         (insn_table_find_opcode_field): Check progress is being made.
 986
 987         * gen-support.c (support_c_function): Report empty function body.
 988
 989 Thu Apr 24 11:43:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 990
 991         * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
 992         be broken up.
 993         (insn_table_expand_insns): Allow special rules to apply to groups
 994         of instructions when all members of the group match the special
 995         mask/value.
 996
 997         * gen-semantics.c (print_c_semantic): Ditto.
 998         * igen.c (print_semantic_function_formal): Ditto.
 999         (print_semantic_function_type): Ditto.
1000         * igen.c (print_icache_function_formal): Ditto.
1001         * gen-idecode.c (print_idecode_issue_function_body): Ditto.
1002
1003         * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
1004         instruction_address type.
1005
1006         * gen-semantics.c (print_semantic_body): Call cpu_error when an
1007         unimplemented instruction is encountered - gives the interpreter
1008         the chance to stop correctly.
1009
1010 Wed Apr 23 20:06:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1011
1012         * igen.c (print_function_name): Allow dot's in instruction names.
1013
1014 Tue Apr 22 21:46:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1015
1016         * igen.c (main), igen.h: Support new option - delayed-branch -
1017         generate code to drive a delayed branch processor.
1018
1019         * gen-idecode.c (gen_idecode_h): Define instruction_address type.
1020
1021         * igen.c (print_icache_function_formal): Replace address_word with
1022         instruction_address.
1023         (print_semantic_function_formal): Ditto.
1024         (print_semantic_function_type): Ditto.
1025         * gen-idecode.c (print_idecode_issue_function_body): Ditto.
1026
1027         * gen-semantics.c (print_semantic_body): Ditto.
1028         (print_c_semantic): Ditto.
1029
1030         * gen-support.c (support_c_function): Return a zeroed CIA instead
1031         of just zero - works with any cia type.
1032
1033         * igen.c (print_itrace): For delayed branch case, print just the
1034         current instruction.
1035
1036 Thu Apr 17 07:02:33 1997  Doug Evans  <dje@canuck.cygnus.com>
1037
1038         * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
1039
1040 Tue Apr 15 15:20:31 1997  Ian Lance Taylor  <ian@cygnus.com>
1041
1042         * Makefile.in (INSTALL): Set to @INSTALL@.
1043         (INSTALL_XFORM, INSTALL_XFORM1): Remove.
1044
1045 Mon Apr 14 16:29:34 1997  Ian Lance Taylor  <ian@cygnus.com>
1046
1047         * Makefile.in (INSTALL): Change install.sh to install-sh.
1048
1049 Wed Apr  2 18:51:20 1997  Doug Evans  <dje@canuck.cygnus.com>
1050
1051         * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
1052         * gen-idecode.c (gen_idecode_c): Likewise.
1053         * igen.c (gen_semantics_c): Likewise.
1054
1055 Mon Mar 24 10:10:08 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1056
1057         * gen-icache.c (print_icache_body): No longer define cpu/sd,
1058         support.h now defines CPU/SD globally.
1059
1060         * gen-model.c (gen_model_h): Ditto.
1061
1062         * gen-idecode.c (print_idecode_issue_function_body): Ditto.
1063         (print_jump): Ditto.
1064         (print_jump_until_stop_body): Ditto.
1065         (print_idecode_validate): Ditto.
1066
1067         * gen-icache.c (print_icache_body): Ditto.
1068
1069         * gen-semantics.c (print_semantic_body): Ditto.
1070
1071         * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
1072         processor to cpu.
1073         (print_icache_function_formal): Ditto.
1074
1075         * gen-support.c (print_support_function_name): Include sd/cpu arg
1076         in support function argument list.
1077         (support_c_function): Generate code to cpu/sd from sd/cpu.
1078         (gen_support_h): Define _SD the argument prefix for all support
1079         functions.  Define SD/CPU to determine sd/cpu from value of _SD
1080         macro.
1081
1082 Tue Mar 18 15:52:24 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1083
1084         * gen-support.c (gen_support_c): Update for renaming of engine to
1085         sim-state.
1086
1087         * igen.c: Ditto.
1088         * gen-idecode.c (gen_idecode_c): Ditto.
1089
1090 Mon Mar 17 15:17:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1091
1092         * ld-decode.c (load_decode_table): Rename slash to reserved.
1093         (dump_decode_rule): Ditto.
1094
1095         * ld-insn.c (parse_insn_format): Differentiate between a `/' -
1096         reserved bit - and a `*' - wild card.
1097         (parse_insn_format): Change is_slash to more informative reserved.
1098         (dump_insn_field): Ditto.
1099         (insn_field_is_constant): Ditto.
1100         (insn_table_expand_opcode): Ditto.
1101
1102         * gen-idecode.c (print_idecode_validate): Make check_mask and
1103         check_val the correct integer size.
1104         (print_idecode_validate): Fix reserved bit check for 64 bit
1105         targets.
1106
1107 Fri Mar 14 11:24:06 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1108
1109         * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
1110         `/' in bit fields.  `/' denotes a wild bit.
1111
1112 Fri Mar  7 18:20:38 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1113
1114         * igen.h, igen.c (main): New options. Control generation of
1115         conditional issue and slot verification code.
1116
1117 Fri Mar  7 18:17:25 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1118
1119         * gen-support.c (print_support_function_name): Prepend the global
1120         name prefix when applicable.  Provide #define to map the user
1121         specified name the generated globaly unique one.
1122
1123 Fri Mar  7 18:07:45 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1124
1125         * gen-idecode.c (print_idecode_validate): Wrap each of the checks
1126         - reserved bits, floating point and slot validation - with a
1127         #ifdef so that they are optional.
1128
1129 Fri Mar  7 16:35:13 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1130
1131         * gen-idecode.c (error_leaf_contains_multiple_insn): New function
1132         - report the error of a leaf node in the decision tree containing
1133         several instructions.
1134         (print_idecode_table_leaf): Detect a leaf with multiple instructions.
1135         (print_idecode_switch_leaf): Ditto.
1136
1137         * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
1138         print_idecode_invalid): Rename former to latter.  Add argument so
1139         that one function can generate all invalid instruction cases -
1140         illegal, fp-unavailable, wrong-slot.
1141         * gen-engine.c: Update.
1142
1143         * gen-idecode.c: Use print_idecode_invalid to generate a function
1144         call for cases when fp-unavailable and the slot is wrong.
1145
1146         * gen-idecode.c (print_idecode_validate): New check, generate code
1147         to verify that the instruction slot is correct.
1148
1149         * igen.c (main): Simplify options.
1150
1151 Wed Mar  5 09:55:55 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1152
1153         * igen.c (print_itrace): Remove source line reference for trace
1154         code - let the user see the generated file.
1155         (print_itrace): Print the trace code rather than reference a
1156         macro.
1157
1158 Tue Mar  4 17:31:55 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1159
1160         * igen.c (print_semantic_function_actual): Pass either the
1161         processor - smp - or the engine - mono - into semantic functions.
1162         Don't pass in both.
1163
1164         * gen-icache.c (print_icache_body): Dependant on smp, derive
1165         processor from engine or engine from processor, and hence ensuring
1166         that both are defined in all semantic functions.
1167
1168 Mon Mar  3 17:11:21 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1169
1170         * ld-insn.c (parse_insn_format): Make the width field optional.
1171         If missing assume that the number of characters in the value
1172         determines the number of bits in the field.
1173
1174 Thu Feb 27 11:27:48 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1175
1176         * ld-insn.c (insn_table_expand_opcode): Replace assertion with
1177         more useful error message.
1178
1179 Tue Feb 25 16:43:27 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1180
1181         * misc.c (error): Output errors on stderr.
1182
1183         * ld-insn.c (parse_insn_format): Skip any leading spaces.
1184         Verify the width of instructions being parsed.
1185
1186         * table.c (table_entry_read): Parse CPP's convention for
1187         specifying original file name/line-nr.
1188
1189 Wed Feb 19 12:30:28 1997  Andrew Cagney  <cagney@critters.cygnus.com>
1190
1191         * ld-insn.c (parse_insn_format): Allow trailing spaces in
1192         instruction fields.
1193
1194         * Makefile.in: Create using ../ppc/Makefile.in as a starting
1195         point.
1196         * configure.in: Ditto vis ../ppc/configure.in
1197
1198 Mon Feb 17 10:44:18 1997  Andrew Cagney  <cagney@critters.cygnus.com>
1199
1200         * gen-support.c (gen_support_c): Always include engine.h instead
1201         of cpu.h
1202         * gen-idecode.c (gen_idecode_c): Ditto.
1203
1204         * words.h (instruction_word): Remove instruction_word - now
1205         generated by igen.
1206         (address_word): New.  Used by igen.
1207
1208         * lf.c (lf_print_function_type_function): New, pass a function to
1209         print out the type instead of a constant string.
1210
1211         * igen.h, igen.c (print_semantic_function_formal,
1212         SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
1213         (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
1214         (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
1215         (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
1216         (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
1217         (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
1218         * gen-idecode.c (print_idecode_table): Update.
1219         (idecode_switch_leaf): Update.
1220         (print_idecode_switch_function_header): Ditto.
1221         (print_idecode_floating_point_unavailable): Ditto.
1222         (print_idecode_issue_function_header): Ditto.
1223         * igen.c (gen_icache_h): Ditto.
1224         * gen-engine.c (print_engine_table): Ditto.
1225         (engine_switch_leaf): Ditto.
1226         * gen-support.c (print_support_function_name): Ditto.
1227         * gen-semantics.c (print_semantic_function_header): Update.
1228         Update.
1229         * gen-icache.c (print_icache_function_header): Update.
1230         (print_icache_function): Update.
1231         (print_icache_internal_function_declaration): Update.
1232         (print_icache_internal_function_definition): Update.
1233
1234         * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
1235         files, will at some stage need to move it into support.
1236
1237         * igen.h, igen.c (main): New option -e <engine> - generate a full
1238         simulation engine.  Previously this was the -d <idecode-file>
1239         option.
1240         * gen-engine.h, gen-engine.c: Copies of gen-idecode.*.  Will need
1241         to clean these up so that that call upon the updated gen-idecode
1242         code.
1243
1244         * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
1245         generating a decode table.
1246
1247         * Makefile.in (igen): Add dependencies for new gen-engine.* files.
1248
1249         * igen.h, igen.c (main): New option -M - Control what is returned
1250         by semantic functions - -1/NIA vs CIA+N/NIA.  Add
1251         generate_semantic_returning_modified_nia_only to igen_code enum.
1252         * gen-semantics.c (print_semantic_body): As an alternative, make
1253         NIA == -1 instead of CIA+insn_size by default.
1254
1255         * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
1256         New option -P <prefix> - Prepend all generated functions with the
1257         specified prefix.
1258         (gen_idecode_c): Adjust.
1259         * gen-icache.c (print_icache_struct): Ditto.
1260         * gen-support.c (gen_support_c): Ditto.
1261
1262 Sun Feb 16 15:23:15 1997  Andrew Cagney  <cagney@critters.cygnus.com>
1263
1264         * igen.c (main): Correct usage. Missleading message about ucase
1265         options dumping internal tables.  -F now includes rather then
1266         excludes instructions.
1267
1268         * misc.h, misc.c (a2i): Make 64bit.
1269
1270         * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
1271         max to 64bits, expect trouble.  Make the default 32 bits.
1272         * gen-idecode.c (print_idecode_table): Change EXTRACTED*
1273         et.al. macro's to use the insn_bit_size instead of assuming 32
1274         bits.
1275         * gen-icache.c (print_icache_extraction): Ditto.
1276         * gen-idecode.c (idecode_switch_start): Ditto.
1277         * gen-idecode.c (gen_idecode_c): Ditto
1278
1279         * igen.h (insn_specifying_widths), igen.c (main): New option -W.
1280         Indicates that the instruction field of the table is specifying
1281         bit widths instead of bit offsets.
1282         * ld-insn.c (parse_insn_format): Parse instruction fields
1283         specifying widths.
1284
1285         * misc.c (a2i): Allow binary numbers to be specified using the
1286         syntax 0bNNNN.
1287         * ld-insn.c: Allow such numbers to appear in the instruction
1288         format.
1289
1290         * table.c (table_entry_read): Make // a valid comment character.
1291         (table_entry_read): Skip lines containing a leading " - these may
1292         eventually be used in a disasembler.
1293
1294 Fri Feb 14 15:23:15 1997  Andrew Cagney  <cagney@critters.cygnus.com>
1295
1296         * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
1297         gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
1298         gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
1299         gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
1300         ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
1301         ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
1302         from the ../ppc directory.
1303
1304         * filter_host.c, filter_host.h: Copy in from the ../ppc directory
1305         renaming from filter_filename.[hc]