sim/igen/ChangeLog

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