1 2011-02-14 Mike Frysinger <vapier@gentoo.org>
3 * table.c (table_push): Change zfree to free.
5 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7 * config.in: Regenerate.
10 * configure: Regenerate.
12 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14 * Makefile.in (datarootdir): New variable.
16 2008-08-28 Joel Brobecker <brobecker@adacore.com>
18 * compare_igen_models: Change license to GPL version 3.
20 2007-08-27 Joel Brobecker <brobecker@adacore.com>
22 * lf.c (lf_print__gnu_copyleft): Change license to GPL version 3.
24 2006-12-21 Hans-Peter Nilsson <hp@axis.com>
27 * config.in: Regenerate.
29 2005-01-11 Andrew Cagney <cagney@localhost.localdomain>
31 * configure.ac: Delete AC_CONFIG_AUX_DIR.
32 * configure: Re-generate.
34 2005-01-07 Andrew Cagney <cagney@gnu.org>
36 * configure.ac: Rename configure.in, require autoconf 2.59.
37 * configure: Re-generate.
39 2003-05-03 Chris Demetriou <cgd@broadcom.com>
41 * compare_igen_models: Tweak attribution slightly.
43 2002-11-22 Andrew Cagney <cagney@redhat.com>
45 * gen.c (name_cmp): Rename format_name_cmp.
46 (insn_list_insert): When a merge, compare the format name and
47 instruction name. Add trace messages.
49 2002-11-21 Andrew Cagney <ac131313@redhat.com>
51 * filter.c: Re-indent.
52 * filter.h, filter_host.h, gen-engine.c, gen-engine.h: Ditto.
53 * gen-icache.c, gen-icache.h, gen-idecode.c: Ditto.
54 * gen-idecode.h, gen-itable.c, gen-itable.h: Ditto.
55 * gen-model.c, gen-model.h, gen-semantics.c: Ditto.
56 * gen-semantics.h, gen-support.c, gen-support.h: Ditto.
57 * gen.c, gen.h, igen.c, igen.h, ld-cache.c, ld-cache.h: Ditto.
58 * ld-decode.c, ld-decode.h, ld-insn.c, ld-insn.h, lf.c: Ditto.
59 * lf.h, misc.c, misc.h, table.c, table.h: Ditto.
61 2002-11-21 Andrew Cagney <ac131313@redhat.com>
63 * Makefile.in: Update copyright. IGEN contributed to the FSF.
64 * filter.c, filter.h, filter_host.c, filter_host.h: Ditto.
65 * gen-engine.c, gen-engine.h, gen-icache.c, gen-icache.h: Ditto.
66 * gen-idecode.c, gen-idecode.h, gen-itable.c: Ditto.
67 * gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c: Ditto.
68 * gen-semantics.h, gen-support.c, gen-support.h, gen.c: Ditto.
69 * gen.h, igen.c, igen.h, ld-cache.c, ld-cache.h: Ditto.
70 * ld-decode.c, ld-decode.h, ld-insn.c, ld-insn.h, lf.c: Ditto.
71 * lf.h, misc.c, misc.h, table.c, table.h: Ditto.
73 2002-11-06 Richard Sandiford <rsandifo@redhat.com>
75 * gen-engine.c (print_engine_issue_prefix_hook): Don't add the
76 global prefix to ENGINE_ISSUE_PREFIX_HOOK.
77 (print_engine_issue_postfix_hook): Likewise ENGINE_ISSUE_POSTFIX_HOOK.
79 2002-08-28 Dave Brolley <brolley@redhat.com>
81 * gen-support.c (gen_support_h): Generate
82 '#define semantic_illegal <PREFIX>_semantic_illegal'.
84 2002-08-22 Chris Demetriou <cgd@broadcom.com>
86 * compare_igen_models: New script.
88 2002-06-17 Andrew Cagney <cagney@redhat.com>
90 * gen.c (gen_entry_expand_opcode): Initialize ``value'' to -1 and
92 * igen.c (main): Add default case to switch.
93 * gen-icache.c (print_icache_extraction): Ditto.
95 2002-06-17 Andrew Cagney <cagney@redhat.com>
97 * Makefile.in (BUILD_CFLAGS): Remove -O0.
99 2002-06-16 Andrew Cagney <ac131313@redhat.com>
101 * configure: Regenerated to track ../common/aclocal.m4 changes.
103 2002-06-03 Richard Henderson <rth@redhat.com>
105 * gen-engine.c (print_run_body): Avoid multi-line strings.
106 * lf.c (lf_print__gnu_copyleft): Likewise.
108 2002-05-01 Chris Demetriou <cgd@broadcom.com>
110 * igen.c: Use 'deprecated' rather than 'depreciated.'
112 2002-03-23 Andrew Cagney <ac131313@redhat.com>
114 * gen.c (format_name_cmp): New function.
115 (insn_list_insert): Use the instruction field name as an
116 additional key. Different field names indicate different
119 2002-03-07 Chris Demetriou <cgd@broadcom.com>
121 * igen.c (print_itrace_format): Add support for a new "%#lx" format.
123 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
125 * configure: Regenerated to track ../common/aclocal.m4 changes.
127 2000-04-12 Frank Ch. Eigler <fche@redhat.com>
129 * gen-semantics.c (print_semantic_body): Use GPR_CLEAR(N) instead
130 of GPR_SET(N,0) for gen-zero-rN.
132 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
134 * Makefile.in (SIM_WARNINGS): Replace this with.
135 (IGEN_WERROR_CFLAGS, IGEN_WARN_CFLAGS, WERROR_CFLAGS,
136 WARN_CFLAGS): With these.
137 (BUILD_CFLAGS): Update.
139 * configure: Regenerated to track ../common/aclocal.m4 changes.
141 1999-05-08 Felix Lee <flee@cygnus.com>
143 * configure: Regenerated to track ../common/aclocal.m4 changes.
145 Fri Dec 4 15:14:09 1998 Andrew Cagney <cagney@b1.cygnus.com>
147 * igen.c (main): Fix -Pitable=.
149 * gen-engine.c (print_run_body): Prefix instruction_address.
151 Wed Oct 28 18:12:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
153 * Makefile.in (SIM_WARNINGS): Update to match ../common/aclocal.m4
156 Wed Aug 12 10:55:28 1998 Frank Ch. Eigler <fche@cygnus.com>
158 * gen-icache.c (print_icache_extraction): #undef a generated
159 symbol before #define'ing it, to remove conflict with system
162 Wed Jul 29 10:07:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
164 * gen.c (gen_entry_expand_opcode): For conditional, fields. Fix
165 the extraction of the value from its source - both table and bit
168 Tue Jul 28 11:19:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
170 * ld-insn.c (parse_insn_word): For constant conditional strings,
171 encode their bit value.
173 * ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
174 operands to refer to fields in earlier instruction words.
176 * gen.c (sub_val): Replace field argument with val_last_pos.
177 (gen_entry_expand_opcode): Look in previous tables for a value for
178 a conditional field as well as the bits from the current table.
179 (insn_list_insert): Add sort key of instructions where
180 their operand fields have different conditionals.
181 (insn_field_cmp): New function.
183 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
185 * configure: Regenerated to track ../common/aclocal.m4 changes.
188 Sun Apr 26 15:20:08 1998 Tom Tromey <tromey@cygnus.com>
190 * acconfig.h: New file.
191 * configure.in: Reverted change of Apr 24; use sinclude again.
193 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
195 * configure: Regenerated to track ../common/aclocal.m4 changes.
198 Fri Apr 24 11:19:33 1998 Tom Tromey <tromey@cygnus.com>
200 * configure.in: Don't call sinclude.
202 Fri Apr 24 19:45:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
204 * gen-icache.c (print_icache_extraction): Do not type cast
207 * ld-insn.c (load_insn_table): Terminate error with NL.
209 * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
211 * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
214 Wed Apr 22 14:27:39 1998 Michael Meissner <meissner@cygnus.com>
216 * configure: Reconfigure to pick up ../common/aclocal.m4 changes
217 to suppress inlining by default.
219 Tue Apr 21 01:37:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
221 * gen-icache.c (print_icache_extraction): When generating #define
222 force the expression to the correct type.
224 Thu Apr 16 08:50:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
226 * misc.c (name2i): strlen returns an unsigned.
228 Tue Apr 14 19:04:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
230 * igen.h (struct igen_warn_options): Add unimplemented option.
231 * igen.c (main): Update
233 * ld-insn.c (load_insn_table): Report unimplemented functions.
235 Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
237 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
238 separator tokens when parsing a conditional.
240 * igen.h (main): Add option -S so that suffix can be specified.
242 Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
244 * igen.h (struct igen_trace_options): Add members insn_expansion
247 * igen.c (main): Add options -Gtrace-insn-expansion,
248 -Gtrace-insn-insertion and -Gtrace-all.
250 * gen.c (gen_entry_expand_insns): Trace each instruction as it is
251 selected for expansion.
252 (gen_entry_expand_opcode): Trace each expanded instruction as it
253 is inserted into the table.
255 Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
257 * ld-insn.c (parse_insn_word): Parse conditional operators.
258 (parse_insn_word): Verify field conditionals.
260 * ld-insn.h: Extend syntax to allow macros and field equality.
261 (struct insn_field_cond): Rename insn_field_exclusion, add type.
263 * gen.c (gen_entry_expand_opcode): Check type of conditional.
264 (insns_bit_useless): Ditto.
266 * ld-insn.c (parse_macro_record): New function.
268 Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
270 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
272 * ld-insn.c (parse_insn_word): Check instruction field type
273 correctly initialized.
274 (print_insn_words): Ditto.
275 (insn_field_type_to_str): Ditto.
276 (dump_insn_field): Ditto.
278 * gen.c (insns_bit_useless): Ditto.
280 Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
282 * gen.h, igen.c (print_include_inline, print_includes,
283 print_includes): New functions. Generate include list. For for
284 semantics et.al. generate CPP code to inline when
287 * igen.c (gen_semantics_c): Call print_includes.
288 * gen-engine.c (gen_engine_c): Ditto.
290 Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
292 * igen.h: (struct _igen_name_option): Replace with struct
293 igen_module_option. Contains both module prefix and suffix.
294 (INIT_OPTIONS): Initialize.
296 * igen.c (main): Update -P option to fill in full module info.
297 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
298 gen-support.c): Update.
300 Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
302 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
305 Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
307 * table.c (table_push): Redo, using stdio. Fixes NT native
308 problem with <CRLF>=><LF> translation...
310 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
312 * gen-engine.c (print_run_body): Re-extract the CIA after
313 processing any events.
315 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
317 * Makefile.in: Get SHELL from configure.
318 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
321 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
323 * igen.c: Pass sim_cia to trace_prefix.
325 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
327 * ld-insn.c (parse_function_record): Check models are valid.
328 (parse_function_record): Only discard function when no model is
331 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
333 * gen-engine.c (print_run_body): Always wrap generated idecode
334 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
336 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
338 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
339 discarded function warning.
341 * igen.c (main): Clarify -Wnodiscard.
343 * ld-insn.c (parse_function_record): For functions, allow use of
344 instruction style function model records
346 * ld-insn.h (nr_function_model_fields): Define.
348 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
350 * igen.c (print_itrace_prefix): Generate call to trace_prefix
351 instead of trace_one_insn.
352 (print_itrace): Generate trace_prefix call if any tracing enabled,
353 (print_itrace): Nest generated call to trace_generic inside
354 conditional for any tracing enabled.
355 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
357 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
359 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
360 * gen-icache.c (print_icache_body): Ditto.
361 * gen-idecode.c (print_idecode_ifetch): Ditto.
363 * gen-icache.c (print_icache_body): Mark successive instruction
366 * ld-insn.c (parse_insn_word): Only report insn-width problems
367 when warning enabled.
369 * igen.h: Add flag for warning about invalid instruction widths.
370 * igen.c: Parse -Wwidth option.
372 * gen-support.c (gen_support_h): Map instruction_word onto
373 <PREFIX>_instruction_word when needed.
374 (print_support_function_name): Use support prefix.
375 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
377 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
379 * gen-support.c (gen_support_h): Generate new macro CPU_.
381 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
383 * gen-engine.c (gen_engine_h): Don't assume a model is present.
384 (gen_engine_c): Ditto.
386 * igen.c (gen_run_c): Ditto.
388 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
389 CPU_CIA. Parameterize with CPU argument.
391 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
393 * gen.h (struct _gen_list): Replace processor with model.
395 * igen.c (gen_idecode_h): Update.
396 (gen_run_c): For generated switch, use model->full_name.
398 * gen.c (print_gen_entry_path): Ditto.
400 (gen_entry_expand_insns): Ditto.
401 (make_gen_tables): Ditto.
403 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
404 function sim_engine_run. Pass argument on to engine_run.
406 * gen-engine.c (print_engine_run_function_header): Add extra
407 argument `nr_cpus' to generated function engine_run.
408 (print_run_body): Fix SMP case.
410 * gen-support.c (support_c_function): Call sim_engine_abort when
411 internal function fails to long jump.
413 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
415 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
418 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
420 * gen-semantics.c (print_semantic_body): Fix handling of
421 hardwired zero register.
423 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
425 * igen.h (struct _igen_gen_options): Add member default_model.
427 * igen.c (gen_run_c): Default to the first machine in the
429 (main): Add MODEL parameter to gen-multi-sim option.
431 * gen.h (function_decl_type): Declare enum.
433 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
434 Make global, pass function_decl_type as argument.
435 (gen_engine_h, gen_engine_c): Update call.
437 * gen-idecode.c (print_idecode_issue_function_header),
438 gen-idecode.h: Pass function_decl_type as argument.
440 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
443 * igen.c (gen_run_c): For multi-sim, initialize globals
444 idecode_issue and engine_run.
446 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
448 * ld-insn.c (parse_insn_model_record): Allow multiple model names
449 to be specified in a single instruction model record.
450 (dump_insn_model_entry): Update.
452 * ld-insn.h (struct _insn_model_entry): Replace member name with
453 the filter names. Document syntax change.
455 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
457 * gen-engine.c (print_run_body): Add hooks for adding code before
458 and after an instruction has been issued.
460 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
462 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
463 `#ifdef 0' around this.
465 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
467 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
470 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
472 * ld-insn.h: Document mnemonic string format.
474 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
476 * gen-icache.c (print_icache_extraction): Force result of atol to
479 * ld-insn.c (parse_function_record): Separate handling of old and
480 ney fynction records.
481 (load_insn_table): For %s record, hack function name & type after
484 * filter.h (filter_is_subset): Reverse argument names, wrong
487 * ld-insn.c (load_insn_table): Move include code to.
488 (parse_include_record): New function. Check for filtering of
489 include statement by both flags and models.
490 (load_insn_table): Check for model filtering of cache and model
492 (parse_model_data_record): Check for model & flag filtering of
494 (parse_function_record): Check for model & flag filtering of
497 * ld-insn.h: Define record_filter_models_field. Add filter-models
498 field to all but instruction records.
499 (struct _function_entry, struct _cache_entry): Add models field.
500 (nr_function_fields): Make parm field mandatory.
502 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
504 * igen.c (main): Change -I option to -I<directory>. Add optional
505 size to -Ggen-icache option. Add -Gno-... support.
507 * igen.h (struct _igen_options): Add include field.
509 * ld-insn.c (enum insn_record_type, insn_type_map): Add
511 (load_insn_table): Call table_push when include record.
513 * table.c (struct _open table, struct table): Make table object an
514 indirect ptr to the current table file.
515 (current_line, new_table_entry, next_line): Make file arg type
517 (table_open): Use table_push.
518 (table_read): Point variable file at current table, at eof, pop
521 * table.h, table.c (table_push): New function.
523 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
525 * gen-semantics.c (print_semantic_body): Use CIA not
526 cia.ip. Escape newlines at end of generated call to
529 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
531 * igen.c (print_itrace): Output line-ref to igen source file when
532 generating trace statements.
533 (print_itrace_prefix, print_itrace_format): Escape newline at end
534 of each line of generated call to trace function.
536 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
538 * gen-support.c (gen_support_h): Generate #define NIA. Definition
539 dependant on gen-delayed-branch mode.
541 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
542 closing double quote in mnemonic field.
543 (parse_option_record): Add gen-delayed-branch option.
545 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
547 * gen.c (insn_list_insert): Missing \n in warning.
549 * ld-insn.c (load_insn_table): Only notify of discarded
550 instrctions when warn.discard enabled.
552 * igen.h: Add option.warn.discard, default enabled.
554 * igen.c (main): Add -Wnodiscard option.
556 * ld-insn.c (record_type): For old record type, check the number
557 of fields is correct.
558 (load_insn_table): Allow insn assembler and insn model records to
560 (parse_insn_model_record): Rename from parse_insn_model_records.
561 Parse only one record.
562 (parse_insn_mnemonic_record): Rename from
563 parse_insn_mnemonic_records. Parse only one record.
565 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
567 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
568 illegal zero-sized array.
569 (itable_print_set): likewise, avoid empty initializers.
571 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
573 * configure.in: i386-windows is a cross, so don't expect
574 libiberty to be there.
575 * configure: updated.
577 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
579 * igen.c (print_function_name): Put the format name after the
580 function / instruction name, not before.
581 (print_itrace): Better format trace code.
583 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
585 * gen.c (insns_bit_useless): Don't treat string fields restricted
586 to a range of values as useless.
588 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
590 * igen.c (gen_run_c): Handle non-multi-sim case.
592 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
595 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
597 * gen-semantics.c (print_semantic_body): Trace the instruction
598 after it has been validated.
599 (print_semantic_body): Count the instruction using sim-profile.
601 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
603 * gen-itable.c (gen_itable_h): Collect summary info on instruction
604 table when traversing it.
605 (gen_itable_h): Output an enum defining the max size of each of
606 the itable string members.
608 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
610 * igen.c (gen_run_c): New function. Generate sim_engine_run that
611 looks at the currently selected architecture.
613 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
614 one engine per model.
616 * gen-semantics.c, gen-icache.c gen-support.c:
619 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
620 returns a line at a time. Parse multi-word instructions. Add
623 * table.h, table.c: Simplify. Only parse a single line at a time.
624 ld-insn can handle the rest.
626 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
627 filter_is_common, filter_is_member, filter_next): New filter
629 (dump_filter): Ditto.
631 * gen.h, gen.c: New file. Takes the insn table and turns it into
632 a set of decode tables and semantic functions.
634 * ld-insn.c: Copy generator code from here.
637 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
639 * misc.h (NZALLOC): Allocate an N element array of TYPE.
641 * table.h, table.c: Simplify table parser so that it only
642 understands colon delimited lines and code blocks.
643 (table_read): Parse '{' ... '}' as a code block.
644 (table_print_code): New function, print out a code block to file.
645 (main): Add suport for standalone testing.
647 * ld-insn.h, ld-insn.c:
650 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
652 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
653 (print_jump_definition, print_jump, print_jump_internal_function,
654 print_jump_insn, print_jump_until_stop_body): Delete, moved to
657 * igen.c (print_itrace_format): Delete unused variable chp.
658 (gen-engine.h): Include.
660 * table.c (current_file_name, current_line_entry,
661 current_line_entry): Make static.
663 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
665 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
666 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
667 * configure.in: Include simulator common/aclocal.m4.
668 * configure.in: Add --enable-sim-warnings option.
669 * configure: Re-generate.
673 * Makefile.in (tmp-filter): New rule.
674 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
675 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
677 * gen.h, gen.c: New files.
679 * Makefile.in (gen.o, tmp-gen): New rules, update all
682 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
684 * ld-insn.c (load_insn_table): Accept %s as a function type.
686 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
688 * igen.c (print_itrace_prefix): Move printing of insn prefix to
690 (print_itrace_format): Drop printing of MY_NAME in instruction
691 trace. Printing of insn prefix moved.
692 (print_itrace): Ditto.
694 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
696 * gen-icache.c (print_icache_function_header): Pass
697 table_line_entry instead of separate file and line.
699 * table.c (table_entry_read): Set assembler source file/line-nr to
700 the current not initial file.
701 (table_entry_read): Fix line numbering of source files.
703 table.h (table_line_entry): New structure. Exactly specifies a
705 (table_*_entry): Add this to all.
707 table.c (table_entry_print_cpp_line_nr): Change to use values from
708 a table_line_entry struct.
709 (table_entry_read): Save table_line_entry in all structures read.
711 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
712 gen-model.c: Update all references.
714 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
716 * igen.c (print_my_defines): Define MY_NAME - a string. For
717 MY_PREFIX, undefine the name of the function incase some dumb
718 header defined it. it.
719 (print_itrace): Use MY_NAME not MY_PREFIX.
721 * lf.c (lf_write): New function write an N character buffer to the
724 * igen.c (print_itrace): When available, use the assembler to
725 print the insn-trace.
726 (print_itrace_prefix): New function, print first part of call to
728 (print_itrace_format): New function, print fmt argument for
731 * table.c (table_entry_read): Save any assembler lines instead of
734 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
736 * gen-icache.c (print_icache_body): Process immeds.
738 * gen-semantics.c (print_semantic_body): When computing NIA, skip
739 any immed words that follow the instruction word.
741 * ld-insn.c (parse_insn_format): Parse immeds appended to an
744 * igen.c (main): Allow any register to be specified as the zero
746 (semantic_zero_reg): Global, index to zero register.
748 * gen-semantics.c (print_semantic_body): Zero selected register.
750 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
752 * igen.h: Stop options and code gen type bit masks overlaping.
754 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
756 * gen-semantics.c (print_semantic_body): Incorrect test for
759 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
761 * gen-semantics.c (print_semantic_body): Use common sim-engine
764 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
766 * gen-semantics.c (print_semantic_body): Add code to clear r0.
768 * igen.c (main): Add new option zero-r0, which adds code to clear
771 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
773 * igen.c (print_itrace): Fix so line-nr is passed to trace
776 * gen-idecode.c (print_idecode_validate): Correct FP code.
778 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
780 (print_support_function_name): Ditto.
782 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
784 * igen.c (print_itrace): Call trace_one_insn to trace
785 instructions, rather than doing it directly.
787 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
789 * gen-engine.c (engine_switch_leaf): Remove extra %s.
790 (print_engine_floating_point_unavailable): Wrap in #ifdef
791 UNUSED/#endif, until somebody uses it.
793 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
795 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
797 (print_idecode_validate): Use long formats to print long values.
799 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
800 if we get an unexpected type.
802 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
804 * igen.c (print_itrace): Pass SD as well as CPU to calls to
807 * gen-support.c (gen_support_h): Always pass sim_cia cia to
809 (print_support_function_name): Ditto.
811 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
813 * gen-support.c (support_c_function): Remove unnecessary memset of
815 * gen-semantics.c (print_semantic_body): Wasn't closing
818 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
820 * ld-insn.c (load_insn_table): Report instructions that do not
821 have at least a format and name.
822 (insn_table_find_opcode_field): Check progress is being made.
824 * gen-support.c (support_c_function): Report empty function body.
826 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
828 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
830 (insn_table_expand_insns): Allow special rules to apply to groups
831 of instructions when all members of the group match the special
834 * gen-semantics.c (print_c_semantic): Ditto.
835 * igen.c (print_semantic_function_formal): Ditto.
836 (print_semantic_function_type): Ditto.
837 * igen.c (print_icache_function_formal): Ditto.
838 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
840 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
841 instruction_address type.
843 * gen-semantics.c (print_semantic_body): Call cpu_error when an
844 unimplemented instruction is encountered - gives the interpreter
845 the chance to stop correctly.
847 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
849 * igen.c (print_function_name): Allow dot's in instruction names.
851 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
853 * igen.c (main), igen.h: Support new option - delayed-branch -
854 generate code to drive a delayed branch processor.
856 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
858 * igen.c (print_icache_function_formal): Replace address_word with
860 (print_semantic_function_formal): Ditto.
861 (print_semantic_function_type): Ditto.
862 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
864 * gen-semantics.c (print_semantic_body): Ditto.
865 (print_c_semantic): Ditto.
867 * gen-support.c (support_c_function): Return a zeroed CIA instead
868 of just zero - works with any cia type.
870 * igen.c (print_itrace): For delayed branch case, print just the
873 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
875 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
877 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
879 * Makefile.in (INSTALL): Set to @INSTALL@.
880 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
882 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
884 * Makefile.in (INSTALL): Change install.sh to install-sh.
886 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
888 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
889 * gen-idecode.c (gen_idecode_c): Likewise.
890 * igen.c (gen_semantics_c): Likewise.
892 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
894 * gen-icache.c (print_icache_body): No longer define cpu/sd,
895 support.h now defines CPU/SD globally.
897 * gen-model.c (gen_model_h): Ditto.
899 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
901 (print_jump_until_stop_body): Ditto.
902 (print_idecode_validate): Ditto.
904 * gen-icache.c (print_icache_body): Ditto.
906 * gen-semantics.c (print_semantic_body): Ditto.
908 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
910 (print_icache_function_formal): Ditto.
912 * gen-support.c (print_support_function_name): Include sd/cpu arg
913 in support function argument list.
914 (support_c_function): Generate code to cpu/sd from sd/cpu.
915 (gen_support_h): Define _SD the argument prefix for all support
916 functions. Define SD/CPU to determine sd/cpu from value of _SD
919 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
921 * gen-support.c (gen_support_c): Update for renaming of engine to
925 * gen-idecode.c (gen_idecode_c): Ditto.
927 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
929 * ld-decode.c (load_decode_table): Rename slash to reserved.
930 (dump_decode_rule): Ditto.
932 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
933 reserved bit - and a `*' - wild card.
934 (parse_insn_format): Change is_slash to more informative reserved.
935 (dump_insn_field): Ditto.
936 (insn_field_is_constant): Ditto.
937 (insn_table_expand_opcode): Ditto.
939 * gen-idecode.c (print_idecode_validate): Make check_mask and
940 check_val the correct integer size.
941 (print_idecode_validate): Fix reserved bit check for 64 bit
944 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
946 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
947 `/' in bit fields. `/' denotes a wild bit.
949 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
951 * igen.h, igen.c (main): New options. Control generation of
952 conditional issue and slot verification code.
954 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
956 * gen-support.c (print_support_function_name): Prepend the global
957 name prefix when applicable. Provide #define to map the user
958 specified name the generated globaly unique one.
960 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
962 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
963 - reserved bits, floating point and slot validation - with a
964 #ifdef so that they are optional.
966 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
968 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
969 - report the error of a leaf node in the decision tree containing
970 several instructions.
971 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
972 (print_idecode_switch_leaf): Ditto.
974 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
975 print_idecode_invalid): Rename former to latter. Add argument so
976 that one function can generate all invalid instruction cases -
977 illegal, fp-unavailable, wrong-slot.
978 * gen-engine.c: Update.
980 * gen-idecode.c: Use print_idecode_invalid to generate a function
981 call for cases when fp-unavailable and the slot is wrong.
983 * gen-idecode.c (print_idecode_validate): New check, generate code
984 to verify that the instruction slot is correct.
986 * igen.c (main): Simplify options.
988 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
990 * igen.c (print_itrace): Remove source line reference for trace
991 code - let the user see the generated file.
992 (print_itrace): Print the trace code rather than reference a
995 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
997 * igen.c (print_semantic_function_actual): Pass either the
998 processor - smp - or the engine - mono - into semantic functions.
1001 * gen-icache.c (print_icache_body): Dependant on smp, derive
1002 processor from engine or engine from processor, and hence ensuring
1003 that both are defined in all semantic functions.
1005 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1007 * ld-insn.c (parse_insn_format): Make the width field optional.
1008 If missing assume that the number of characters in the value
1009 determines the number of bits in the field.
1011 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1013 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
1014 more useful error message.
1016 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1018 * misc.c (error): Output errors on stderr.
1020 * ld-insn.c (parse_insn_format): Skip any leading spaces.
1021 Verify the width of instructions being parsed.
1023 * table.c (table_entry_read): Parse CPP's convention for
1024 specifying original file name/line-nr.
1026 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
1028 * ld-insn.c (parse_insn_format): Allow trailing spaces in
1031 * Makefile.in: Create using ../ppc/Makefile.in as a starting
1033 * configure.in: Ditto vis ../ppc/configure.in
1035 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
1037 * gen-support.c (gen_support_c): Always include engine.h instead
1039 * gen-idecode.c (gen_idecode_c): Ditto.
1041 * words.h (instruction_word): Remove instruction_word - now
1043 (address_word): New. Used by igen.
1045 * lf.c (lf_print_function_type_function): New, pass a function to
1046 print out the type instead of a constant string.
1048 * igen.h, igen.c (print_semantic_function_formal,
1049 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
1050 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
1051 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
1052 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
1053 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
1054 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
1055 * gen-idecode.c (print_idecode_table): Update.
1056 (idecode_switch_leaf): Update.
1057 (print_idecode_switch_function_header): Ditto.
1058 (print_idecode_floating_point_unavailable): Ditto.
1059 (print_idecode_issue_function_header): Ditto.
1060 * igen.c (gen_icache_h): Ditto.
1061 * gen-engine.c (print_engine_table): Ditto.
1062 (engine_switch_leaf): Ditto.
1063 * gen-support.c (print_support_function_name): Ditto.
1064 * gen-semantics.c (print_semantic_function_header): Update.
1066 * gen-icache.c (print_icache_function_header): Update.
1067 (print_icache_function): Update.
1068 (print_icache_internal_function_declaration): Update.
1069 (print_icache_internal_function_definition): Update.
1071 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
1072 files, will at some stage need to move it into support.
1074 * igen.h, igen.c (main): New option -e <engine> - generate a full
1075 simulation engine. Previously this was the -d <idecode-file>
1077 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
1078 to clean these up so that that call upon the updated gen-idecode
1081 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
1082 generating a decode table.
1084 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
1086 * igen.h, igen.c (main): New option -M - Control what is returned
1087 by semantic functions - -1/NIA vs CIA+N/NIA. Add
1088 generate_semantic_returning_modified_nia_only to igen_code enum.
1089 * gen-semantics.c (print_semantic_body): As an alternative, make
1090 NIA == -1 instead of CIA+insn_size by default.
1092 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
1093 New option -P <prefix> - Prepend all generated functions with the
1095 (gen_idecode_c): Adjust.
1096 * gen-icache.c (print_icache_struct): Ditto.
1097 * gen-support.c (gen_support_c): Ditto.
1099 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1101 * igen.c (main): Correct usage. Missleading message about ucase
1102 options dumping internal tables. -F now includes rather then
1103 excludes instructions.
1105 * misc.h, misc.c (a2i): Make 64bit.
1107 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
1108 max to 64bits, expect trouble. Make the default 32 bits.
1109 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
1110 et.al. macro's to use the insn_bit_size instead of assuming 32
1112 * gen-icache.c (print_icache_extraction): Ditto.
1113 * gen-idecode.c (idecode_switch_start): Ditto.
1114 * gen-idecode.c (gen_idecode_c): Ditto
1116 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
1117 Indicates that the instruction field of the table is specifying
1118 bit widths instead of bit offsets.
1119 * ld-insn.c (parse_insn_format): Parse instruction fields
1122 * misc.c (a2i): Allow binary numbers to be specified using the
1124 * ld-insn.c: Allow such numbers to appear in the instruction
1127 * table.c (table_entry_read): Make // a valid comment character.
1128 (table_entry_read): Skip lines containing a leading " - these may
1129 eventually be used in a disasembler.
1131 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1133 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
1134 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
1135 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
1136 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
1137 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
1138 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
1139 from the ../ppc directory.
1141 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
1142 renaming from filter_filename.[hc]