sim/igen/ChangeLog

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