sim/igen/ChangeLog

   1 2021-02-28  Mike Frysinger  <vapier@gentoo.org>
   2
   3         * Makefile.in (filter_filename.o): Delete unused target.
   4         (distclean): Remove config.h.
   5         (config.h, stamp-h): Delete targets.
   6         * configure.ac (AC_CONFIG_HEADER): Delete call.
   7         (AC_CHECK_HEADERS, AC_HEADER_DIRENT): Likewise.
   8         (AC_OUTPUT): Remove 2nd arg.
   9         * filter.c: Remove config.h include.
  10         * filter_host.c, igen.c, lf.c, misc.c, misc.h: Likewise.
  11         * table.c: Likewise.  Remove HAVE_UNISTD_H check.
  12         * configure: Regenerate.
  13         * config.in: Removed.
  14
  15 2021-02-28  Mike Frysinger  <vapier@gentoo.org>
  16
  17         * Makefile.in (program_transform_name, AR, RANLIB): Delete.
  18         * configure.ac (AC_ARG_PROGRAM, AC_PROG_RANLIB): Delete calls.
  19         (AC_SUBST): Delete AR & CFLAGS calls.
  20         * configure: Regenerate.
  21
  22 2021-02-28  Mike Frysinger  <vapier@gentoo.org>
  23
  24         * Makefile.in (AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
  25         RANLIB_FOR_BUILD): Delete.
  26         * configure.ac: Likewise.
  27         * configure: Regenerate.
  28
  29 2021-02-21  Mike Frysinger  <vapier@gentoo.org>
  30
  31         * configure.ac (AC_CONFIG_MACRO_DIRS): Replace common with m4.
  32         * configure: Regenerate.
  33
  34 2021-02-13  Mike Frysinger  <vapier@gentoo.org>
  35
  36         * configure.ac: Replace sinclude with AC_CONFIG_MACRO_DIRS.
  37         * configure: Regenerate.
  38
  39 2021-02-06  Mike Frysinger  <vapier@gentoo.org>
  40
  41         * Makefile.in (LIBIBERTY_LIB): Delete.
  42         (igen): Delete $(LIBIBERTY_LIB).
  43         * configure.ac (LIBIBERTY_LIB): Delete.
  44         * configure: Regenerate.
  45
  46 2021-02-06  Mike Frysinger  <vapier@gentoo.org>
  47
  48         * configure.ac: Delete bfd/configure.host sourcing.
  49         * configure: Regenerate.
  50
  51 2021-01-11  Mike Frysinger  <vapier@gentoo.org>
  52
  53         * configure.ac (AC_CHECK_HEADERS): Delete stdlib.h, string.h, and
  54         strings.h.
  55         * configure, configure.ac: Regenerate.
  56
  57 2021-01-11  Mike Frysinger  <vapier@gentoo.org>
  58
  59         * filter.c, if.c, misc.c, misc.h, table.c: Delete HAVE_STRING_H,
  60         HAVE_STRINGS_H, HAVE_STDLIB_H, and strings.h include.
  61
  62 2021-01-09  Mike Frysinger  <vapier@gentoo.org>
  63
  64         * configure: Regenerate.
  65
  66 2021-01-04  Mike Frysinger  <vapier@gentoo.org>
  67
  68         * gen-icache.c, igen.c: Include stdlib.h.
  69
  70 2021-01-04  Mike Frysinger  <vapier@gentoo.org>
  71
  72         * configure: Regenerate.
  73
  74 2020-07-03  Sebastian Huber  <sebastian.huber@embedded-brains.de>
  75
  76         PR sim/26194
  77         * lf.h (lf_get_file_type): Declare.
  78         * lf.c (lf_get_file_type): Define.
  79         * gen-idecode.c (print_idecode_issue_function_header): Use
  80         lf_get_file_type() to issue an extern variable declaration in
  81         case of header files.
  82
  83 2019-12-19  Tom Tromey  <tromey@adacore.com>
  84
  85         PR build/24572:
  86         * Makefile.in (install-strip): New target.
  87
  88 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  89
  90         * configure: Regenerate.
  91
  92 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  93
  94         * configure: Regenerate.
  95
  96 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
  97
  98         * configure: Regenerate.
  99
 100 2016-01-10  Mike Frysinger  <vapier@gentoo.org>
 101
 102         * configure: Regenerate.
 103
 104 2016-01-04  Mike Frysinger  <vapier@gentoo.org>
 105
 106         * configure: Regenerate.
 107
 108 2015-06-12  Mike Frysinger  <vapier@gentoo.org>
 109
 110         * configure: Regenerate.
 111
 112 2015-04-24  David Binderman  <dcb314@hotmail.com>
 113             Nick Clifton  <nickc@redhat.com>
 114
 115         PR 18273
 116         * misc.c (a2i): Fix typos checking for uppercase letters.
 117
 118 2015-04-17  Mike Frysinger  <vapier@gentoo.org>
 119
 120         * gen-engine.c (print_run_body): Change CIA_GET to CPU_PC_GET and
 121         CIA_SET to CPU_PC_SET.
 122
 123 2015-03-31  Mike Frysinger  <vapier@gentoo.org>
 124
 125         * configure: Regenerate.
 126
 127 2014-11-23  Joel Sherrill  <joel.sherrill@oarcorp.com>
 128
 129         * igen/ld-cache.h, igen/table.h: Change immediatly to immediately.
 130
 131 2014-03-04  Mike Frysinger  <vapier@gentoo.org>
 132
 133         * configure: Regenerate.
 134
 135 2013-11-25  Steve Ellcey  <sellcey@mips.com>
 136
 137         * igen/Makefile.in (igen): Use BUILD_CFLAGS in link.
 138
 139 2013-05-10  Freddie Chopin  <freddie_chopin@op.pl>
 140
 141         * configure: Rebuild.
 142
 143 2012-03-24  Mike Frysinger  <vapier@gentoo.org>
 144
 145         * configure: Regenerate.
 146
 147 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
 148
 149         * configure.ac: Change include to common/acinclude.m4.
 150
 151 2011-10-17  Mike Frysinger  <vapier@gentoo.org>
 152
 153         * configure.ac: Change AC_PREREQ to 2.64.  Delete AC_CONFIG_HEADER
 154         call.  Replace common.m4 include with SIM_AC_COMMON.
 155         * configure: Regenerate.
 156
 157 2011-07-08  Hans-Peter Nilsson  <hp@axis.com>
 158
 159         * ld-insn.c (print_insn_words): For fields, print conditionals.
 160
 161         Correct handling of constant named fields.
 162         * gen.c (insn_field_cmp): Tweak comment about neither field
 163         being an insn_field_string with a cond_eq-to-value condition.
 164         (insns_bit_useless) <case insn_field_string, case
 165         decode_find_mixed>: Handle cond_eq-to-value fields as
 166         insn_field_int.
 167         * gen-idecode.c (print_idecode_validate): Handle
 168         insn_field_string cond-equal-to-value fields as insn_field_int.
 169         * gen-icache.c (print_icache_body): Add comment why constant
 170         string fields are handled.
 171
 172         Remove all #if 0'd code.
 173         * filter.c: Remove #if 0'd function it_is.
 174         (main): Remove #if 0'd code.
 175         * gen-engine.c: Remove #if 0'd functions print_jump,
 176         print_jump_insn, print_jump_definition,
 177         print_jump_internal_function, print_jump_body.
 178         (gen_engine_c): Remove #if 0'd code.
 179         * gen-idecode.c: Remove #if 0'd functions print_jump print_jump,
 180         print_jump_insn, print_jump_definition,
 181         print_jump_internal_function, print_jump_until_stop_body.
 182         * gen-model.c: Remove #if 0'd functions model_c_or_h_data,
 183         model_c_or_h_function, gen_model_h, model_c_insn,
 184         model_c_function, gen_model_c and types model_c_passed_data
 185         and struct _model_c_passed_data.
 186         * gen.c: Remove #if 0'd type constant_field_types and function
 187         insn_field_is_constant.
 188         (gen_entry_find_opcode_field): Remove #if 0'd code.
 189         * ld-insn.c (parse_insn_model_record): Remove #if 0'd code.
 190         * misc.h (STRDUP, STRNDUP): Remove #if 0'd macros.
 191
 192 2011-02-14  Mike Frysinger  <vapier@gentoo.org>
 193
 194         * table.c (table_push): Change zfree to free.
 195
 196 2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 197
 198         * config.in: Regenerate.
 199         * configure: Likewise.
 200
 201         * configure: Regenerate.
 202
 203 2009-07-30  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 204
 205         * Makefile.in (datarootdir): New variable.
 206
 207 2008-08-28  Joel Brobecker  <brobecker@adacore.com>
 208
 209         * compare_igen_models: Change license to GPL version 3.
 210
 211 2007-08-27  Joel Brobecker  <brobecker@adacore.com>
 212
 213         * lf.c (lf_print__gnu_copyleft): Change license to GPL version 3.
 214
 215 2006-12-21  Hans-Peter Nilsson  <hp@axis.com>
 216
 217         * acconfig.h: Remove.
 218         * config.in: Regenerate.
 219
 220 2005-01-11  Andrew Cagney  <cagney@localhost.localdomain>
 221
 222         * configure.ac: Delete AC_CONFIG_AUX_DIR.
 223         * configure: Re-generate.
 224
 225 2005-01-07  Andrew Cagney  <cagney@gnu.org>
 226
 227         * configure.ac: Rename configure.in, require autoconf 2.59.
 228         * configure: Re-generate.
 229
 230 2003-05-03  Chris Demetriou  <cgd@broadcom.com>
 231
 232         * compare_igen_models: Tweak attribution slightly.
 233
 234 2002-11-22  Andrew Cagney  <cagney@redhat.com>
 235
 236         * gen.c (name_cmp): Rename format_name_cmp.
 237         (insn_list_insert): When a merge, compare the format name and
 238         instruction name.  Add trace messages.
 239
 240 2002-11-21  Andrew Cagney  <ac131313@redhat.com>
 241
 242         * filter.c: Re-indent.
 243         * filter.h, filter_host.h, gen-engine.c, gen-engine.h: Ditto.
 244         * gen-icache.c, gen-icache.h, gen-idecode.c: Ditto.
 245         * gen-idecode.h, gen-itable.c, gen-itable.h: Ditto.
 246         * gen-model.c, gen-model.h, gen-semantics.c: Ditto.
 247         * gen-semantics.h, gen-support.c, gen-support.h: Ditto.
 248         * gen.c, gen.h, igen.c, igen.h, ld-cache.c, ld-cache.h: Ditto.
 249         * ld-decode.c, ld-decode.h, ld-insn.c, ld-insn.h, lf.c: Ditto.
 250         * lf.h, misc.c, misc.h, table.c, table.h: Ditto.
 251
 252 2002-11-21  Andrew Cagney  <ac131313@redhat.com>
 253
 254         * Makefile.in: Update copyright.  IGEN contributed to the FSF.
 255         * filter.c, filter.h, filter_host.c, filter_host.h: Ditto.
 256         * gen-engine.c, gen-engine.h, gen-icache.c, gen-icache.h: Ditto.
 257         * gen-idecode.c, gen-idecode.h, gen-itable.c: Ditto.
 258         * gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c: Ditto.
 259         * gen-semantics.h, gen-support.c, gen-support.h, gen.c: Ditto.
 260         * gen.h, igen.c, igen.h, ld-cache.c, ld-cache.h: Ditto.
 261         * ld-decode.c, ld-decode.h, ld-insn.c, ld-insn.h, lf.c: Ditto.
 262         * lf.h, misc.c, misc.h, table.c, table.h: Ditto.
 263
 264 2002-11-06  Richard Sandiford  <rsandifo@redhat.com>
 265
 266         * gen-engine.c (print_engine_issue_prefix_hook): Don't add the
 267         global prefix to ENGINE_ISSUE_PREFIX_HOOK.
 268         (print_engine_issue_postfix_hook): Likewise ENGINE_ISSUE_POSTFIX_HOOK.
 269
 270 2002-08-28  Dave Brolley  <brolley@redhat.com>
 271
 272         * gen-support.c (gen_support_h): Generate
 273         '#define semantic_illegal <PREFIX>_semantic_illegal'.
 274
 275 2002-08-22  Chris Demetriou  <cgd@broadcom.com>
 276
 277         * compare_igen_models: New script.
 278
 279 2002-06-17  Andrew Cagney  <cagney@redhat.com>
 280
 281         * gen.c (gen_entry_expand_opcode): Initialize ``value'' to -1 and
 282         ``t'' to NULL.
 283         * igen.c (main): Add default case to switch.
 284         * gen-icache.c (print_icache_extraction): Ditto.
 285
 286 2002-06-17  Andrew Cagney  <cagney@redhat.com>
 287
 288         * Makefile.in (BUILD_CFLAGS): Remove -O0.
 289
 290 2002-06-16  Andrew Cagney  <ac131313@redhat.com>
 291
 292         * configure: Regenerated to track ../common/aclocal.m4 changes.
 293
 294 2002-06-03  Richard Henderson  <rth@redhat.com>
 295
 296         * gen-engine.c (print_run_body): Avoid multi-line strings.
 297         * lf.c (lf_print__gnu_copyleft): Likewise.
 298
 299 2002-05-01  Chris Demetriou  <cgd@broadcom.com>
 300
 301         * igen.c: Use 'deprecated' rather than 'depreciated.'
 302
 303 2002-03-23  Andrew Cagney  <ac131313@redhat.com>
 304
 305         * gen.c (format_name_cmp): New function.
 306         (insn_list_insert): Use the instruction field name as an
 307         additional key.  Different field names indicate different
 308         semantics.
 309
 310 2002-03-07  Chris Demetriou  <cgd@broadcom.com>
 311
 312         * igen.c (print_itrace_format): Add support for a new "%#lx" format.
 313
 314 Tue May 23 21:39:23 2000  Andrew Cagney  <cagney@b1.cygnus.com>
 315
 316         * configure: Regenerated to track ../common/aclocal.m4 changes.
 317
 318 2000-04-12  Frank Ch. Eigler  <fche@redhat.com>
 319
 320         * gen-semantics.c (print_semantic_body): Use GPR_CLEAR(N) instead
 321         of GPR_SET(N,0) for gen-zero-rN.
 322
 323 Thu Sep  2 18:15:53 1999  Andrew Cagney  <cagney@b1.cygnus.com>
 324
 325         * Makefile.in (SIM_WARNINGS): Replace this with.
 326         (IGEN_WERROR_CFLAGS, IGEN_WARN_CFLAGS, WERROR_CFLAGS,
 327         WARN_CFLAGS): With these.
 328         (BUILD_CFLAGS): Update.
 329
 330         * configure: Regenerated to track ../common/aclocal.m4 changes.
 331
 332 1999-05-08  Felix Lee  <flee@cygnus.com>
 333
 334         * configure: Regenerated to track ../common/aclocal.m4 changes.
 335
 336 Fri Dec  4 15:14:09 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 337
 338         * igen.c (main): Fix -Pitable=.
 339
 340         * gen-engine.c (print_run_body): Prefix instruction_address.
 341
 342 Wed Oct 28 18:12:43 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 343
 344         * Makefile.in (SIM_WARNINGS): Update to match ../common/aclocal.m4
 345         changes.
 346
 347 Wed Aug 12 10:55:28 1998  Frank Ch. Eigler  <fche@cygnus.com>
 348
 349         * gen-icache.c (print_icache_extraction): #undef a generated
 350         symbol before #define'ing it, to remove conflict with system
 351         macros.
 352
 353 Wed Jul 29 10:07:27 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 354
 355         * gen.c (gen_entry_expand_opcode): For conditional, fields.  Fix
 356         the extraction of the value from its source - both table and bit
 357         cases were wrong.
 358
 359 Tue Jul 28 11:19:43 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 360
 361         * ld-insn.c (parse_insn_word): For constant conditional strings,
 362         encode their bit value.
 363
 364         * ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
 365         operands to refer to fields in earlier instruction words.
 366
 367         * gen.c (sub_val): Replace field argument with val_last_pos.
 368         (gen_entry_expand_opcode): Look in previous tables for a value for
 369         a conditional field as well as the bits from the current table.
 370         (insn_list_insert): Add sort key of instructions where
 371         their operand fields have different conditionals.
 372         (insn_field_cmp): New function.
 373
 374 Sun Apr 26 15:31:55 1998  Tom Tromey  <tromey@creche>
 375
 376         * configure: Regenerated to track ../common/aclocal.m4 changes.
 377         * config.in: Ditto.
 378
 379 Sun Apr 26 15:20:08 1998  Tom Tromey  <tromey@cygnus.com>
 380
 381         * acconfig.h: New file.
 382         * configure.in: Reverted change of Apr 24; use sinclude again.
 383
 384 Fri Apr 24 14:16:40 1998  Tom Tromey  <tromey@creche>
 385
 386         * configure: Regenerated to track ../common/aclocal.m4 changes.
 387         * config.in: Ditto.
 388
 389 Fri Apr 24 11:19:33 1998  Tom Tromey  <tromey@cygnus.com>
 390
 391         * configure.in: Don't call sinclude.
 392
 393 Fri Apr 24 19:45:00 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 394
 395         * gen-icache.c (print_icache_extraction): Do not type cast
 396         pointers.
 397
 398         * ld-insn.c (load_insn_table): Terminate error with NL.
 399
 400         * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
 401
 402         * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
 403         unsigned.
 404
 405 Wed Apr 22 14:27:39 1998  Michael Meissner  <meissner@cygnus.com>
 406
 407         * configure: Reconfigure to pick up ../common/aclocal.m4 changes
 408         to suppress inlining by default.
 409
 410 Tue Apr 21 01:37:54 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 411
 412         * gen-icache.c (print_icache_extraction): When generating #define
 413         force the expression to the correct type.
 414
 415 Thu Apr 16 08:50:29 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 416
 417         * misc.c (name2i): strlen returns an unsigned.
 418
 419 Tue Apr 14 19:04:28 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 420
 421         * igen.h (struct igen_warn_options): Add unimplemented option.
 422         * igen.c (main): Update
 423
 424         * ld-insn.c (load_insn_table): Report unimplemented functions.
 425
 426 Tue Apr 14 10:57:26 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 427
 428         * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
 429         separator tokens when parsing a conditional.
 430
 431         * igen.h (main): Add option -S so that suffix can be specified.
 432
 433 Tue Apr 14 08:44:53 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 434
 435         * igen.h (struct igen_trace_options): Add members insn_expansion
 436         and insn_insertion.
 437
 438         * igen.c (main): Add options -Gtrace-insn-expansion,
 439         -Gtrace-insn-insertion and -Gtrace-all.
 440
 441         * gen.c (gen_entry_expand_insns): Trace each instruction as it is
 442         selected for expansion.
 443         (gen_entry_expand_opcode): Trace each expanded instruction as it
 444         is inserted into the table.
 445
 446 Mon Apr 13 19:21:47 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 447
 448         * ld-insn.c (parse_insn_word): Parse conditional operators.
 449         (parse_insn_word): Verify field conditionals.
 450
 451         * ld-insn.h: Extend syntax to allow macros and field equality.
 452         (struct insn_field_cond): Rename insn_field_exclusion, add type.
 453
 454         * gen.c (gen_entry_expand_opcode): Check type of conditional.
 455         (insns_bit_useless): Ditto.
 456
 457         * ld-insn.c (parse_macro_record): New function.
 458
 459 Mon Apr 13 22:37:47 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 460
 461         * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
 462
 463         * ld-insn.c (parse_insn_word): Check instruction field type
 464         correctly initialized.
 465         (print_insn_words): Ditto.
 466         (insn_field_type_to_str): Ditto.
 467         (dump_insn_field): Ditto.
 468
 469         * gen.c (insns_bit_useless): Ditto.
 470
 471 Fri Apr  3 18:08:16 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 472
 473         * gen.h, igen.c (print_include_inline, print_includes,
 474         print_includes): New functions.  Generate include list.  For for
 475         semantics et.al. generate CPP code to inline when
 476         C_REVEALS_MODULE_P.
 477
 478         * igen.c (gen_semantics_c): Call print_includes.
 479         * gen-engine.c (gen_engine_c): Ditto.
 480
 481 Sat Apr  4 21:09:11 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 482
 483         * igen.h: (struct _igen_name_option): Replace with struct
 484         igen_module_option. Contains both module prefix and suffix.
 485         (INIT_OPTIONS): Initialize.
 486
 487         * igen.c (main): Update -P option to fill in full module info.
 488         (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
 489         gen-support.c): Update.
 490
 491 Sat Apr  4 02:15:35 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 492
 493         * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
 494         tracing is needed.
 495
 496 Thu Mar 26 20:51:23 1998  Stu Grossman  <grossman@bhuna.cygnus.co.uk>
 497
 498         * table.c (table_push):  Redo, using stdio.  Fixes NT native
 499         problem with <CRLF>=><LF> translation...
 500
 501 Tue Mar 24 23:30:07 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 502
 503         * gen-engine.c (print_run_body): Re-extract the CIA after
 504         processing any events.
 505
 506 Tue Mar 24 17:46:08 1998  Stu Grossman  <grossman@bhuna.cygnus.co.uk>
 507
 508         * Makefile.in:  Get SHELL from configure.
 509         * configure:  Regenerate with autoconf 2.12.1 to fix shell issues for
 510         NT native builds.
 511
 512 Mon Mar 16 12:51:31 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 513
 514         * igen.c: Pass sim_cia to trace_prefix.
 515
 516 Thu Feb 26 19:25:02 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 517
 518         * ld-insn.c (parse_function_record): Check models are valid.
 519         (parse_function_record): Only discard function when no model is
 520         common.
 521
 522 Tue Feb 24 01:42:03 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 523
 524         * gen-engine.c (print_run_body): Always wrap generated idecode
 525         body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
 526
 527 Fri Feb 20 16:22:10 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 528
 529         * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
 530         discarded function warning.
 531
 532         * igen.c (main): Clarify -Wnodiscard.
 533
 534         * ld-insn.c (parse_function_record): For functions, allow use of
 535         instruction style function model records
 536
 537         * ld-insn.h (nr_function_model_fields): Define.
 538
 539 Tue Feb 17 16:36:27 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 540
 541         * igen.c (print_itrace_prefix): Generate call to trace_prefix
 542         instead of trace_one_insn.
 543         (print_itrace): Generate trace_prefix call if any tracing enabled,
 544         (print_itrace): Nest generated call to trace_generic inside
 545         conditional for any tracing enabled.
 546         (print_itrace_prefix): Do not pass PHASE to trace_prefix.
 547
 548 Tue Feb  3 14:00:32 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 549
 550         * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
 551         * gen-icache.c (print_icache_body): Ditto.
 552         * gen-idecode.c (print_idecode_ifetch): Ditto.
 553
 554         * gen-icache.c (print_icache_body): Mark successive instruction
 555         words as unused.
 556
 557         * ld-insn.c (parse_insn_word): Only report insn-width problems
 558         when warning enabled.
 559
 560         * igen.h: Add flag for warning about invalid instruction widths.
 561         * igen.c: Parse -Wwidth option.
 562
 563         * gen-support.c (gen_support_h): Map instruction_word onto
 564         <PREFIX>_instruction_word when needed.
 565         (print_support_function_name): Use support prefix.
 566         (gen_support_h): Ditto for <PREFIX>_idecode_issue.
 567
 568 Sun Feb  1 11:08:48 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 569
 570         * gen-support.c (gen_support_h): Generate new macro CPU_.
 571
 572 Sat Jan 31 14:50:27 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 573
 574         * gen-engine.c (gen_engine_h): Don't assume a model is present.
 575         (gen_engine_c): Ditto.
 576
 577         * igen.c (gen_run_c): Ditto.
 578
 579         * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
 580         CPU_CIA.  Parameterize with CPU argument.
 581
 582 Fri Jan 30 09:09:39 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 583
 584         * gen.h (struct _gen_list): Replace processor with model.
 585
 586         * igen.c (gen_idecode_h): Update.
 587         (gen_run_c): For generated switch, use model->full_name.
 588
 589         * gen.c (print_gen_entry_path): Ditto.
 590         (make_table):  Ditto.
 591         (gen_entry_expand_insns):  Ditto.
 592         (make_gen_tables):  Ditto.
 593
 594         * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
 595         function sim_engine_run.  Pass argument on to engine_run.
 596
 597         * gen-engine.c (print_engine_run_function_header): Add extra
 598         argument `nr_cpus' to generated function engine_run.
 599         (print_run_body): Fix SMP case.
 600
 601         * gen-support.c (support_c_function): Call sim_engine_abort when
 602         internal function fails to long jump.
 603
 604 Wed Jan 21 18:00:22 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 605
 606         * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
 607         hardwired register.
 608
 609 Wed Dec 17 14:49:03 1997  Jeffrey A Law  (law@cygnus.com)
 610
 611         * gen-semantics.c (print_semantic_body): Fix handling of
 612         hardwired zero register.
 613
 614 Tue Dec  9 12:45:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 615
 616         * igen.h (struct _igen_gen_options): Add member default_model.
 617
 618         * igen.c (gen_run_c): Default to the first machine in the
 619         multi-sim list.
 620         (main): Add MODEL parameter to gen-multi-sim option.
 621
 622         * gen.h (function_decl_type): Declare enum.
 623
 624         * gen-engine.c (print_engine_run_function_header), gen-engine.h:
 625         Make global, pass function_decl_type as argument.
 626         (gen_engine_h, gen_engine_c): Update call.
 627
 628         * gen-idecode.c (print_idecode_issue_function_header),
 629         gen-idecode.h: Pass function_decl_type as argument.
 630
 631         * igen.c (gen_idecode_h): For multi-sim, delcare global variable
 632         idecode_issue.
 633
 634         * igen.c (gen_run_c): For multi-sim, initialize globals
 635         idecode_issue and engine_run.
 636
 637 Fri Nov 14 10:51:44 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 638
 639         * ld-insn.c (parse_insn_model_record): Allow multiple model names
 640         to be specified in a single instruction model record.
 641         (dump_insn_model_entry): Update.
 642
 643         * ld-insn.h (struct _insn_model_entry): Replace member name with
 644         the filter names.  Document syntax change.
 645
 646 Wed Nov 12 15:45:40 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 647
 648         * gen-engine.c (print_run_body): Add hooks for adding code before
 649         and after an instruction has been issued.
 650
 651 1997-11-04  Brendan Kehoe  <brendan@lisa.cygnus.com>
 652
 653         * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
 654         `#ifdef 0' around this.
 655
 656 Tue Nov  4 08:18:29 1997  Michael Meissner  <meissner@cygnus.com>
 657
 658         * ld-decode.c (load_decode_table): Don't assume NULL is an integer
 659         constant.
 660
 661 Wed Oct 29 13:17:17 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 662
 663         * ld-insn.h: Document mnemonic string format.
 664
 665 Tue Oct 28 10:50:35 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 666
 667         * gen-icache.c (print_icache_extraction): Force result of atol to
 668         unsigned.
 669
 670         * ld-insn.c (parse_function_record): Separate handling of old and
 671         ney fynction records.
 672         (load_insn_table): For %s record, hack function name & type after
 673         it has been parsed.
 674
 675         * filter.h (filter_is_subset): Reverse argument names, wrong
 676         order.
 677
 678         * ld-insn.c (load_insn_table): Move include code to.
 679         (parse_include_record): New function.  Check for filtering of
 680         include statement by both flags and models.
 681         (load_insn_table): Check for model filtering of cache and model
 682         records.
 683         (parse_model_data_record): Check for model & flag filtering of
 684         model data records.
 685         (parse_function_record): Check for model & flag filtering of
 686         function records.
 687
 688         * ld-insn.h: Define record_filter_models_field.  Add filter-models
 689         field to all but instruction records.
 690         (struct _function_entry, struct _cache_entry): Add models field.
 691         (nr_function_fields): Make parm field mandatory.
 692
 693 Mon Oct 27 15:14:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 694
 695         * igen.c (main): Change -I option to -I<directory>.  Add optional
 696         size to -Ggen-icache option.  Add -Gno-... support.
 697
 698         * igen.h (struct _igen_options): Add include field.
 699
 700         * ld-insn.c (enum insn_record_type, insn_type_map): Add
 701         include_record.
 702         (load_insn_table): Call table_push when include record.
 703
 704         * table.c (struct _open table, struct table): Make table object an
 705         indirect ptr to the current table file.
 706         (current_line, new_table_entry, next_line): Make file arg type
 707         open_table.
 708         (table_open): Use table_push.
 709         (table_read): Point variable file at current table, at eof, pop
 710         last open table.
 711
 712         * table.h, table.c (table_push): New function.
 713
 714 Thu Oct 16 11:03:27 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 715
 716         * gen-semantics.c (print_semantic_body): Use CIA not
 717         cia.ip. Escape newlines at end of generated call to
 718         sim_engine_abort.
 719
 720 Tue Oct 14 11:13:27 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 721
 722         * igen.c (print_itrace): Output line-ref to igen source file when
 723         generating trace statements.
 724         (print_itrace_prefix, print_itrace_format): Escape newline at end
 725         of each line of generated call to trace function.
 726
 727 Mon Oct 13 11:27:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 728
 729         * gen-support.c (gen_support_h): Generate #define NIA. Definition
 730         dependant on gen-delayed-branch mode.
 731
 732         * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
 733         closing double quote in mnemonic field.
 734         (parse_option_record): Add gen-delayed-branch option.
 735
 736 Wed Oct  8 13:10:16 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 737
 738         * gen.c (insn_list_insert): Missing \n in warning.
 739
 740         * ld-insn.c (load_insn_table): Only notify of discarded
 741         instrctions when warn.discard enabled.
 742
 743         * igen.h: Add option.warn.discard, default enabled.
 744
 745         * igen.c (main): Add -Wnodiscard option.
 746
 747         * ld-insn.c (record_type): For old record type, check the number
 748         of fields is correct.
 749         (load_insn_table): Allow insn assembler and insn model records to
 750         appear in any order.
 751         (parse_insn_model_record): Rename from parse_insn_model_records.
 752         Parse only one record.
 753         (parse_insn_mnemonic_record): Rename from
 754         parse_insn_mnemonic_records.  Parse only one record.
 755
 756 Tue Sep 23 15:52:06 1997  Felix Lee  <flee@yin.cygnus.com>
 757
 758         * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
 759         illegal zero-sized array.
 760         (itable_print_set): likewise, avoid empty initializers.
 761
 762 Mon Sep 22 18:49:07 1997  Felix Lee  <flee@cygnus.com>
 763
 764         * configure.in: i386-windows is a cross, so don't expect
 765         libiberty to be there.
 766         * configure: updated.
 767
 768 Fri Sep 19 10:36:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 769
 770         * igen.c (print_function_name): Put the format name after the
 771         function / instruction name, not before.
 772         (print_itrace): Better format trace code.
 773
 774 Tue Sep 16 11:01:07 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 775
 776         * gen.c (insns_bit_useless): Don't treat string fields restricted
 777         to a range of values as useless.
 778
 779 Mon Sep 15 15:47:21 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 780
 781         * igen.c (gen_run_c): Handle non-multi-sim case.
 782
 783         * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
 784         Define CIA from cia.
 785
 786 Thu Sep 11 10:27:39 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 787
 788         * gen-semantics.c (print_semantic_body): Trace the instruction
 789         after it has been validated.
 790         (print_semantic_body): Count the instruction using sim-profile.
 791
 792 Wed Sep 10 13:35:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 793
 794         * gen-itable.c (gen_itable_h): Collect summary info on instruction
 795         table when traversing it.
 796         (gen_itable_h): Output an enum defining the max size of each of
 797         the itable string members.
 798
 799 Tue Sep  9 03:30:26 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 800
 801         * igen.c (gen_run_c): New function. Generate sim_engine_run that
 802         looks at the currently selected architecture.
 803
 804         * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
 805         one engine per model.
 806
 807         * gen-semantics.c, gen-icache.c gen-support.c:
 808         Update.
 809
 810         * ld-insn.h, ld-insn-h (load_insn_table): Rewrite.  table.h only
 811         returns a line at a time.  Parse multi-word instructions.  Add
 812         multi-sim support.
 813
 814         * table.h, table.c: Simplify.  Only parse a single line at a time.
 815         ld-insn can handle the rest.
 816
 817         * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
 818         filter_is_common, filter_is_member, filter_next): New filter
 819         operations.
 820         (dump_filter): Ditto.
 821
 822         * gen.h, gen.c: New file.  Takes the insn table and turns it into
 823         a set of decode tables and semantic functions.
 824
 825         * ld-insn.c: Copy generator code from here.
 826         * gen.c: To here.
 827
 828 Fri Aug  8 11:43:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 829
 830         * misc.h (NZALLOC): Allocate an N element array of TYPE.
 831
 832         * table.h, table.c: Simplify table parser so that it only
 833         understands colon delimited lines and code blocks.
 834         (table_read): Parse '{' ... '}' as a code block.
 835         (table_print_code): New function, print out a code block to file.
 836         (main): Add suport for standalone testing.
 837
 838         * ld-insn.h, ld-insn.c:
 839
 840
 841 Mon Sep  1 11:41:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 842
 843         * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
 844         (print_jump_definition, print_jump, print_jump_internal_function,
 845         print_jump_insn, print_jump_until_stop_body): Delete, moved to
 846         sim-engine.c
 847
 848         * igen.c (print_itrace_format): Delete unused variable chp.
 849         (gen-engine.h): Include.
 850
 851         * table.c (current_file_name, current_line_entry,
 852         current_line_entry): Make static.
 853
 854 Wed Aug  6 12:31:17 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 855
 856         * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
 857         RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
 858         * configure.in: Include simulator common/aclocal.m4.
 859         * configure.in: Add --enable-sim-warnings option.
 860         * configure: Re-generate.
 861
 862         * Makefile.in: Use.
 863
 864         * Makefile.in (tmp-filter): New rule.
 865         (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
 866         ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
 867
 868         * gen.h, gen.c: New files.
 869
 870         * Makefile.in (gen.o, tmp-gen): New rules, update all
 871         dependencies.
 872
 873 Tue Jun 24 11:46:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 874
 875         * ld-insn.c (load_insn_table): Accept %s as a function type.
 876
 877 Thu Jun  5 17:14:32 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 878
 879         * igen.c (print_itrace_prefix): Move printing of insn prefix to
 880         here.
 881         (print_itrace_format): Drop printing of MY_NAME in instruction
 882         trace.  Printing of insn prefix moved.
 883         (print_itrace): Ditto.
 884
 885 Fri May 30 11:27:37 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 886
 887         * gen-icache.c (print_icache_function_header): Pass
 888         table_line_entry instead of separate file and line.
 889
 890         * table.c (table_entry_read): Set assembler source file/line-nr to
 891         the current not initial file.
 892         (table_entry_read): Fix line numbering of source files.
 893
 894         table.h (table_line_entry): New structure.  Exactly specifies a
 895         source file/line-nr.
 896         (table_*_entry): Add this to all.
 897
 898         table.c (table_entry_print_cpp_line_nr): Change to use values from
 899         a table_line_entry struct.
 900         (table_entry_read): Save table_line_entry in all structures read.
 901
 902         gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
 903         gen-model.c: Update all references.
 904
 905 Thu May 29 10:29:57 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 906
 907         * igen.c (print_my_defines): Define MY_NAME - a string.  For
 908         MY_PREFIX, undefine the name of the function incase some dumb
 909         header defined it.  it.
 910         (print_itrace): Use MY_NAME not MY_PREFIX.
 911
 912         * lf.c (lf_write): New function write an N character buffer to the
 913         file.
 914
 915         * igen.c (print_itrace): When available, use the assembler to
 916         print the insn-trace.
 917         (print_itrace_prefix): New function, print first part of call to
 918         print_one_insn.
 919         (print_itrace_format): New function, print fmt argument for
 920         print_one_insn.
 921
 922         * table.c (table_entry_read): Save any assembler lines instead of
 923         discarding them.
 924
 925 Wed May 28 09:55:29 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 926
 927         * gen-icache.c (print_icache_body): Process immeds.
 928
 929         * gen-semantics.c (print_semantic_body): When computing NIA, skip
 930         any immed words that follow the instruction word.
 931
 932         * ld-insn.c (parse_insn_format): Parse immeds appended to an
 933         instruction.
 934
 935         * igen.c (main): Allow any register to be specified as the zero
 936         register.
 937         (semantic_zero_reg): Global, index to zero register.
 938
 939         * gen-semantics.c (print_semantic_body): Zero selected register.
 940
 941 Tue May 27 14:12:32 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 942
 943         * igen.h: Stop options and code gen type bit masks overlaping.
 944
 945 Fri May 23 12:01:08 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 946
 947         * gen-semantics.c (print_semantic_body): Incorrect test for
 948         zero-r0 code.
 949
 950 Fri May 16 14:32:31 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 951
 952         * gen-semantics.c (print_semantic_body): Use common sim-engine
 953         interface.
 954
 955 Fri May 16 11:48:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 956
 957         * gen-semantics.c (print_semantic_body): Add code to clear r0.
 958
 959         * igen.c (main): Add new option zero-r0, which adds code to clear
 960         GPR(0) each cycle.
 961
 962 Wed May  7 12:31:30 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 963
 964         * igen.c (print_itrace): Fix so line-nr is passed to trace
 965         function.
 966
 967         * gen-idecode.c (print_idecode_validate): Correct FP code.
 968
 969         * gen-support.c (gen_support_h): Always pass MY_INDEX to support
 970         functions.
 971         (print_support_function_name): Ditto.
 972
 973 Tue May  6 06:12:04 1997  Mike Meissner  <meissner@cygnus.com>
 974
 975         * igen.c (print_itrace): Call trace_one_insn to trace
 976         instructions, rather than doing it directly.
 977
 978 Mon May  5 14:11:46 1997  Mike Meissner  <meissner@cygnus.com>
 979
 980         * gen-engine.c (engine_switch_leaf): Remove extra %s.
 981         (print_engine_floating_point_unavailable): Wrap in #ifdef
 982         UNUSED/#endif, until somebody uses it.
 983
 984         * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
 985         variable.
 986         (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
 987         somebody uses it.
 988         (print_idecode_validate): Use long formats to print long values.
 989
 990         * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
 991         if we get an unexpected type.
 992
 993 Fri May  2 13:28:06 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 994
 995         * igen.c (print_itrace): Pass SD as well as CPU to calls to
 996         trace_printf.
 997
 998         * gen-support.c (gen_support_h): Always pass sim_cia cia to
 999         support functions.
1000         (print_support_function_name): Ditto.
1001
1002 Wed Apr 30 17:35:51 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1003
1004         * gen-support.c (support_c_function): Remove unnecessary memset of
1005         cia.
1006         * gen-semantics.c (print_semantic_body): Wasn't closing
1007         generated comment.
1008
1009 Tue Apr 29 11:11:12 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1010
1011         * ld-insn.c (load_insn_table): Report instructions that do not
1012         have at least a format and name.
1013         (insn_table_find_opcode_field): Check progress is being made.
1014
1015         * gen-support.c (support_c_function): Report empty function body.
1016
1017 Thu Apr 24 11:43:45 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1018
1019         * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
1020         be broken up.
1021         (insn_table_expand_insns): Allow special rules to apply to groups
1022         of instructions when all members of the group match the special
1023         mask/value.
1024
1025         * gen-semantics.c (print_c_semantic): Ditto.
1026         * igen.c (print_semantic_function_formal): Ditto.
1027         (print_semantic_function_type): Ditto.
1028         * igen.c (print_icache_function_formal): Ditto.
1029         * gen-idecode.c (print_idecode_issue_function_body): Ditto.
1030
1031         * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
1032         instruction_address type.
1033
1034         * gen-semantics.c (print_semantic_body): Call cpu_error when an
1035         unimplemented instruction is encountered - gives the interpreter
1036         the chance to stop correctly.
1037
1038 Wed Apr 23 20:06:36 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1039
1040         * igen.c (print_function_name): Allow dot's in instruction names.
1041
1042 Tue Apr 22 21:46:28 1997  Andrew Cagney  <cagney@b1.cygnus.com>
1043
1044         * igen.c (main), igen.h: Support new option - delayed-branch -
1045         generate code to drive a delayed branch processor.
1046
1047         * gen-idecode.c (gen_idecode_h): Define instruction_address type.
1048
1049         * igen.c (print_icache_function_formal): Replace address_word with
1050         instruction_address.
1051         (print_semantic_function_formal): Ditto.
1052         (print_semantic_function_type): Ditto.
1053         * gen-idecode.c (print_idecode_issue_function_body): Ditto.
1054
1055         * gen-semantics.c (print_semantic_body): Ditto.
1056         (print_c_semantic): Ditto.
1057
1058         * gen-support.c (support_c_function): Return a zeroed CIA instead
1059         of just zero - works with any cia type.
1060
1061         * igen.c (print_itrace): For delayed branch case, print just the
1062         current instruction.
1063
1064 Thu Apr 17 07:02:33 1997  Doug Evans  <dje@canuck.cygnus.com>
1065
1066         * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
1067
1068 Tue Apr 15 15:20:31 1997  Ian Lance Taylor  <ian@cygnus.com>
1069
1070         * Makefile.in (INSTALL): Set to @INSTALL@.
1071         (INSTALL_XFORM, INSTALL_XFORM1): Remove.
1072
1073 Mon Apr 14 16:29:34 1997  Ian Lance Taylor  <ian@cygnus.com>
1074
1075         * Makefile.in (INSTALL): Change install.sh to install-sh.
1076
1077 Wed Apr  2 18:51:20 1997  Doug Evans  <dje@canuck.cygnus.com>
1078
1079         * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
1080         * gen-idecode.c (gen_idecode_c): Likewise.
1081         * igen.c (gen_semantics_c): Likewise.
1082
1083 Mon Mar 24 10:10:08 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1084
1085         * gen-icache.c (print_icache_body): No longer define cpu/sd,
1086         support.h now defines CPU/SD globally.
1087
1088         * gen-model.c (gen_model_h): Ditto.
1089
1090         * gen-idecode.c (print_idecode_issue_function_body): Ditto.
1091         (print_jump): Ditto.
1092         (print_jump_until_stop_body): Ditto.
1093         (print_idecode_validate): Ditto.
1094
1095         * gen-icache.c (print_icache_body): Ditto.
1096
1097         * gen-semantics.c (print_semantic_body): Ditto.
1098
1099         * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
1100         processor to cpu.
1101         (print_icache_function_formal): Ditto.
1102
1103         * gen-support.c (print_support_function_name): Include sd/cpu arg
1104         in support function argument list.
1105         (support_c_function): Generate code to cpu/sd from sd/cpu.
1106         (gen_support_h): Define _SD the argument prefix for all support
1107         functions.  Define SD/CPU to determine sd/cpu from value of _SD
1108         macro.
1109
1110 Tue Mar 18 15:52:24 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1111
1112         * gen-support.c (gen_support_c): Update for renaming of engine to
1113         sim-state.
1114
1115         * igen.c: Ditto.
1116         * gen-idecode.c (gen_idecode_c): Ditto.
1117
1118 Mon Mar 17 15:17:07 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1119
1120         * ld-decode.c (load_decode_table): Rename slash to reserved.
1121         (dump_decode_rule): Ditto.
1122
1123         * ld-insn.c (parse_insn_format): Differentiate between a `/' -
1124         reserved bit - and a `*' - wild card.
1125         (parse_insn_format): Change is_slash to more informative reserved.
1126         (dump_insn_field): Ditto.
1127         (insn_field_is_constant): Ditto.
1128         (insn_table_expand_opcode): Ditto.
1129
1130         * gen-idecode.c (print_idecode_validate): Make check_mask and
1131         check_val the correct integer size.
1132         (print_idecode_validate): Fix reserved bit check for 64 bit
1133         targets.
1134
1135 Fri Mar 14 11:24:06 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1136
1137         * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
1138         `/' in bit fields.  `/' denotes a wild bit.
1139
1140 Fri Mar  7 18:20:38 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1141
1142         * igen.h, igen.c (main): New options. Control generation of
1143         conditional issue and slot verification code.
1144
1145 Fri Mar  7 18:17:25 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1146
1147         * gen-support.c (print_support_function_name): Prepend the global
1148         name prefix when applicable.  Provide #define to map the user
1149         specified name the generated globaly unique one.
1150
1151 Fri Mar  7 18:07:45 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1152
1153         * gen-idecode.c (print_idecode_validate): Wrap each of the checks
1154         - reserved bits, floating point and slot validation - with a
1155         #ifdef so that they are optional.
1156
1157 Fri Mar  7 16:35:13 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1158
1159         * gen-idecode.c (error_leaf_contains_multiple_insn): New function
1160         - report the error of a leaf node in the decision tree containing
1161         several instructions.
1162         (print_idecode_table_leaf): Detect a leaf with multiple instructions.
1163         (print_idecode_switch_leaf): Ditto.
1164
1165         * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
1166         print_idecode_invalid): Rename former to latter.  Add argument so
1167         that one function can generate all invalid instruction cases -
1168         illegal, fp-unavailable, wrong-slot.
1169         * gen-engine.c: Update.
1170
1171         * gen-idecode.c: Use print_idecode_invalid to generate a function
1172         call for cases when fp-unavailable and the slot is wrong.
1173
1174         * gen-idecode.c (print_idecode_validate): New check, generate code
1175         to verify that the instruction slot is correct.
1176
1177         * igen.c (main): Simplify options.
1178
1179 Wed Mar  5 09:55:55 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1180
1181         * igen.c (print_itrace): Remove source line reference for trace
1182         code - let the user see the generated file.
1183         (print_itrace): Print the trace code rather than reference a
1184         macro.
1185
1186 Tue Mar  4 17:31:55 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1187
1188         * igen.c (print_semantic_function_actual): Pass either the
1189         processor - smp - or the engine - mono - into semantic functions.
1190         Don't pass in both.
1191
1192         * gen-icache.c (print_icache_body): Dependant on smp, derive
1193         processor from engine or engine from processor, and hence ensuring
1194         that both are defined in all semantic functions.
1195
1196 Mon Mar  3 17:11:21 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1197
1198         * ld-insn.c (parse_insn_format): Make the width field optional.
1199         If missing assume that the number of characters in the value
1200         determines the number of bits in the field.
1201
1202 Thu Feb 27 11:27:48 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1203
1204         * ld-insn.c (insn_table_expand_opcode): Replace assertion with
1205         more useful error message.
1206
1207 Tue Feb 25 16:43:27 1997  Andrew Cagney  <cagney@kremvax.cygnus.com>
1208
1209         * misc.c (error): Output errors on stderr.
1210
1211         * ld-insn.c (parse_insn_format): Skip any leading spaces.
1212         Verify the width of instructions being parsed.
1213
1214         * table.c (table_entry_read): Parse CPP's convention for
1215         specifying original file name/line-nr.
1216
1217 Wed Feb 19 12:30:28 1997  Andrew Cagney  <cagney@critters.cygnus.com>
1218
1219         * ld-insn.c (parse_insn_format): Allow trailing spaces in
1220         instruction fields.
1221
1222         * Makefile.in: Create using ../ppc/Makefile.in as a starting
1223         point.
1224         * configure.in: Ditto vis ../ppc/configure.in
1225
1226 Mon Feb 17 10:44:18 1997  Andrew Cagney  <cagney@critters.cygnus.com>
1227
1228         * gen-support.c (gen_support_c): Always include engine.h instead
1229         of cpu.h
1230         * gen-idecode.c (gen_idecode_c): Ditto.
1231
1232         * words.h (instruction_word): Remove instruction_word - now
1233         generated by igen.
1234         (address_word): New.  Used by igen.
1235
1236         * lf.c (lf_print_function_type_function): New, pass a function to
1237         print out the type instead of a constant string.
1238
1239         * igen.h, igen.c (print_semantic_function_formal,
1240         SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
1241         (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
1242         (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
1243         (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
1244         (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
1245         (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
1246         * gen-idecode.c (print_idecode_table): Update.
1247         (idecode_switch_leaf): Update.
1248         (print_idecode_switch_function_header): Ditto.
1249         (print_idecode_floating_point_unavailable): Ditto.
1250         (print_idecode_issue_function_header): Ditto.
1251         * igen.c (gen_icache_h): Ditto.
1252         * gen-engine.c (print_engine_table): Ditto.
1253         (engine_switch_leaf): Ditto.
1254         * gen-support.c (print_support_function_name): Ditto.
1255         * gen-semantics.c (print_semantic_function_header): Update.
1256         Update.
1257         * gen-icache.c (print_icache_function_header): Update.
1258         (print_icache_function): Update.
1259         (print_icache_internal_function_declaration): Update.
1260         (print_icache_internal_function_definition): Update.
1261
1262         * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
1263         files, will at some stage need to move it into support.
1264
1265         * igen.h, igen.c (main): New option -e <engine> - generate a full
1266         simulation engine.  Previously this was the -d <idecode-file>
1267         option.
1268         * gen-engine.h, gen-engine.c: Copies of gen-idecode.*.  Will need
1269         to clean these up so that that call upon the updated gen-idecode
1270         code.
1271
1272         * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
1273         generating a decode table.
1274
1275         * Makefile.in (igen): Add dependencies for new gen-engine.* files.
1276
1277         * igen.h, igen.c (main): New option -M - Control what is returned
1278         by semantic functions - -1/NIA vs CIA+N/NIA.  Add
1279         generate_semantic_returning_modified_nia_only to igen_code enum.
1280         * gen-semantics.c (print_semantic_body): As an alternative, make
1281         NIA == -1 instead of CIA+insn_size by default.
1282
1283         * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
1284         New option -P <prefix> - Prepend all generated functions with the
1285         specified prefix.
1286         (gen_idecode_c): Adjust.
1287         * gen-icache.c (print_icache_struct): Ditto.
1288         * gen-support.c (gen_support_c): Ditto.
1289
1290 Sun Feb 16 15:23:15 1997  Andrew Cagney  <cagney@critters.cygnus.com>
1291
1292         * igen.c (main): Correct usage. Missleading message about ucase
1293         options dumping internal tables.  -F now includes rather then
1294         excludes instructions.
1295
1296         * misc.h, misc.c (a2i): Make 64bit.
1297
1298         * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
1299         max to 64bits, expect trouble.  Make the default 32 bits.
1300         * gen-idecode.c (print_idecode_table): Change EXTRACTED*
1301         et.al. macro's to use the insn_bit_size instead of assuming 32
1302         bits.
1303         * gen-icache.c (print_icache_extraction): Ditto.
1304         * gen-idecode.c (idecode_switch_start): Ditto.
1305         * gen-idecode.c (gen_idecode_c): Ditto
1306
1307         * igen.h (insn_specifying_widths), igen.c (main): New option -W.
1308         Indicates that the instruction field of the table is specifying
1309         bit widths instead of bit offsets.
1310         * ld-insn.c (parse_insn_format): Parse instruction fields
1311         specifying widths.
1312
1313         * misc.c (a2i): Allow binary numbers to be specified using the
1314         syntax 0bNNNN.
1315         * ld-insn.c: Allow such numbers to appear in the instruction
1316         format.
1317
1318         * table.c (table_entry_read): Make // a valid comment character.
1319         (table_entry_read): Skip lines containing a leading " - these may
1320         eventually be used in a disasembler.
1321
1322 Fri Feb 14 15:23:15 1997  Andrew Cagney  <cagney@critters.cygnus.com>
1323
1324         * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
1325         gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
1326         gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
1327         gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
1328         ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
1329         ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
1330         from the ../ppc directory.
1331
1332         * filter_host.c, filter_host.h: Copy in from the ../ppc directory
1333         renaming from filter_filename.[hc]