sim/igen/ChangeLog

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