1 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3 * config.in: Regenerate.
6 * configure: Regenerate.
8 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10 * Makefile.in (datarootdir): New variable.
12 2008-08-28 Joel Brobecker <brobecker@adacore.com>
14 * compare_igen_models: Change license to GPL version 3.
16 2007-08-27 Joel Brobecker <brobecker@adacore.com>
18 * lf.c (lf_print__gnu_copyleft): Change license to GPL version 3.
20 2006-12-21 Hans-Peter Nilsson <hp@axis.com>
23 * config.in: Regenerate.
25 2005-01-11 Andrew Cagney <cagney@localhost.localdomain>
27 * configure.ac: Delete AC_CONFIG_AUX_DIR.
28 * configure: Re-generate.
30 2005-01-07 Andrew Cagney <cagney@gnu.org>
32 * configure.ac: Rename configure.in, require autoconf 2.59.
33 * configure: Re-generate.
35 2003-05-03 Chris Demetriou <cgd@broadcom.com>
37 * compare_igen_models: Tweak attribution slightly.
39 2002-11-22 Andrew Cagney <cagney@redhat.com>
41 * gen.c (name_cmp): Rename format_name_cmp.
42 (insn_list_insert): When a merge, compare the format name and
43 instruction name. Add trace messages.
45 2002-11-21 Andrew Cagney <ac131313@redhat.com>
47 * filter.c: Re-indent.
48 * filter.h, filter_host.h, gen-engine.c, gen-engine.h: Ditto.
49 * gen-icache.c, gen-icache.h, gen-idecode.c: Ditto.
50 * gen-idecode.h, gen-itable.c, gen-itable.h: Ditto.
51 * gen-model.c, gen-model.h, gen-semantics.c: Ditto.
52 * gen-semantics.h, gen-support.c, gen-support.h: Ditto.
53 * gen.c, gen.h, igen.c, igen.h, ld-cache.c, ld-cache.h: Ditto.
54 * ld-decode.c, ld-decode.h, ld-insn.c, ld-insn.h, lf.c: Ditto.
55 * lf.h, misc.c, misc.h, table.c, table.h: Ditto.
57 2002-11-21 Andrew Cagney <ac131313@redhat.com>
59 * Makefile.in: Update copyright. IGEN contributed to the FSF.
60 * filter.c, filter.h, filter_host.c, filter_host.h: Ditto.
61 * gen-engine.c, gen-engine.h, gen-icache.c, gen-icache.h: Ditto.
62 * gen-idecode.c, gen-idecode.h, gen-itable.c: Ditto.
63 * gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c: Ditto.
64 * gen-semantics.h, gen-support.c, gen-support.h, gen.c: Ditto.
65 * gen.h, igen.c, igen.h, ld-cache.c, ld-cache.h: Ditto.
66 * ld-decode.c, ld-decode.h, ld-insn.c, ld-insn.h, lf.c: Ditto.
67 * lf.h, misc.c, misc.h, table.c, table.h: Ditto.
69 2002-11-06 Richard Sandiford <rsandifo@redhat.com>
71 * gen-engine.c (print_engine_issue_prefix_hook): Don't add the
72 global prefix to ENGINE_ISSUE_PREFIX_HOOK.
73 (print_engine_issue_postfix_hook): Likewise ENGINE_ISSUE_POSTFIX_HOOK.
75 2002-08-28 Dave Brolley <brolley@redhat.com>
77 * gen-support.c (gen_support_h): Generate
78 '#define semantic_illegal <PREFIX>_semantic_illegal'.
80 2002-08-22 Chris Demetriou <cgd@broadcom.com>
82 * compare_igen_models: New script.
84 2002-06-17 Andrew Cagney <cagney@redhat.com>
86 * gen.c (gen_entry_expand_opcode): Initialize ``value'' to -1 and
88 * igen.c (main): Add default case to switch.
89 * gen-icache.c (print_icache_extraction): Ditto.
91 2002-06-17 Andrew Cagney <cagney@redhat.com>
93 * Makefile.in (BUILD_CFLAGS): Remove -O0.
95 2002-06-16 Andrew Cagney <ac131313@redhat.com>
97 * configure: Regenerated to track ../common/aclocal.m4 changes.
99 2002-06-03 Richard Henderson <rth@redhat.com>
101 * gen-engine.c (print_run_body): Avoid multi-line strings.
102 * lf.c (lf_print__gnu_copyleft): Likewise.
104 2002-05-01 Chris Demetriou <cgd@broadcom.com>
106 * igen.c: Use 'deprecated' rather than 'depreciated.'
108 2002-03-23 Andrew Cagney <ac131313@redhat.com>
110 * gen.c (format_name_cmp): New function.
111 (insn_list_insert): Use the instruction field name as an
112 additional key. Different field names indicate different
115 2002-03-07 Chris Demetriou <cgd@broadcom.com>
117 * igen.c (print_itrace_format): Add support for a new "%#lx" format.
119 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
121 * configure: Regenerated to track ../common/aclocal.m4 changes.
123 2000-04-12 Frank Ch. Eigler <fche@redhat.com>
125 * gen-semantics.c (print_semantic_body): Use GPR_CLEAR(N) instead
126 of GPR_SET(N,0) for gen-zero-rN.
128 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
130 * Makefile.in (SIM_WARNINGS): Replace this with.
131 (IGEN_WERROR_CFLAGS, IGEN_WARN_CFLAGS, WERROR_CFLAGS,
132 WARN_CFLAGS): With these.
133 (BUILD_CFLAGS): Update.
135 * configure: Regenerated to track ../common/aclocal.m4 changes.
137 1999-05-08 Felix Lee <flee@cygnus.com>
139 * configure: Regenerated to track ../common/aclocal.m4 changes.
141 Fri Dec 4 15:14:09 1998 Andrew Cagney <cagney@b1.cygnus.com>
143 * igen.c (main): Fix -Pitable=.
145 * gen-engine.c (print_run_body): Prefix instruction_address.
147 Wed Oct 28 18:12:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
149 * Makefile.in (SIM_WARNINGS): Update to match ../common/aclocal.m4
152 Wed Aug 12 10:55:28 1998 Frank Ch. Eigler <fche@cygnus.com>
154 * gen-icache.c (print_icache_extraction): #undef a generated
155 symbol before #define'ing it, to remove conflict with system
158 Wed Jul 29 10:07:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
160 * gen.c (gen_entry_expand_opcode): For conditional, fields. Fix
161 the extraction of the value from its source - both table and bit
164 Tue Jul 28 11:19:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
166 * ld-insn.c (parse_insn_word): For constant conditional strings,
167 encode their bit value.
169 * ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
170 operands to refer to fields in earlier instruction words.
172 * gen.c (sub_val): Replace field argument with val_last_pos.
173 (gen_entry_expand_opcode): Look in previous tables for a value for
174 a conditional field as well as the bits from the current table.
175 (insn_list_insert): Add sort key of instructions where
176 their operand fields have different conditionals.
177 (insn_field_cmp): New function.
179 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
181 * configure: Regenerated to track ../common/aclocal.m4 changes.
184 Sun Apr 26 15:20:08 1998 Tom Tromey <tromey@cygnus.com>
186 * acconfig.h: New file.
187 * configure.in: Reverted change of Apr 24; use sinclude again.
189 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
191 * configure: Regenerated to track ../common/aclocal.m4 changes.
194 Fri Apr 24 11:19:33 1998 Tom Tromey <tromey@cygnus.com>
196 * configure.in: Don't call sinclude.
198 Fri Apr 24 19:45:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
200 * gen-icache.c (print_icache_extraction): Do not type cast
203 * ld-insn.c (load_insn_table): Terminate error with NL.
205 * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
207 * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
210 Wed Apr 22 14:27:39 1998 Michael Meissner <meissner@cygnus.com>
212 * configure: Reconfigure to pick up ../common/aclocal.m4 changes
213 to suppress inlining by default.
215 Tue Apr 21 01:37:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
217 * gen-icache.c (print_icache_extraction): When generating #define
218 force the expression to the correct type.
220 Thu Apr 16 08:50:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
222 * misc.c (name2i): strlen returns an unsigned.
224 Tue Apr 14 19:04:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
226 * igen.h (struct igen_warn_options): Add unimplemented option.
227 * igen.c (main): Update
229 * ld-insn.c (load_insn_table): Report unimplemented functions.
231 Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
233 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
234 separator tokens when parsing a conditional.
236 * igen.h (main): Add option -S so that suffix can be specified.
238 Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
240 * igen.h (struct igen_trace_options): Add members insn_expansion
243 * igen.c (main): Add options -Gtrace-insn-expansion,
244 -Gtrace-insn-insertion and -Gtrace-all.
246 * gen.c (gen_entry_expand_insns): Trace each instruction as it is
247 selected for expansion.
248 (gen_entry_expand_opcode): Trace each expanded instruction as it
249 is inserted into the table.
251 Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
253 * ld-insn.c (parse_insn_word): Parse conditional operators.
254 (parse_insn_word): Verify field conditionals.
256 * ld-insn.h: Extend syntax to allow macros and field equality.
257 (struct insn_field_cond): Rename insn_field_exclusion, add type.
259 * gen.c (gen_entry_expand_opcode): Check type of conditional.
260 (insns_bit_useless): Ditto.
262 * ld-insn.c (parse_macro_record): New function.
264 Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
266 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
268 * ld-insn.c (parse_insn_word): Check instruction field type
269 correctly initialized.
270 (print_insn_words): Ditto.
271 (insn_field_type_to_str): Ditto.
272 (dump_insn_field): Ditto.
274 * gen.c (insns_bit_useless): Ditto.
276 Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
278 * gen.h, igen.c (print_include_inline, print_includes,
279 print_includes): New functions. Generate include list. For for
280 semantics et.al. generate CPP code to inline when
283 * igen.c (gen_semantics_c): Call print_includes.
284 * gen-engine.c (gen_engine_c): Ditto.
286 Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
288 * igen.h: (struct _igen_name_option): Replace with struct
289 igen_module_option. Contains both module prefix and suffix.
290 (INIT_OPTIONS): Initialize.
292 * igen.c (main): Update -P option to fill in full module info.
293 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
294 gen-support.c): Update.
296 Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
298 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
301 Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
303 * table.c (table_push): Redo, using stdio. Fixes NT native
304 problem with <CRLF>=><LF> translation...
306 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
308 * gen-engine.c (print_run_body): Re-extract the CIA after
309 processing any events.
311 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
313 * Makefile.in: Get SHELL from configure.
314 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
317 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
319 * igen.c: Pass sim_cia to trace_prefix.
321 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
323 * ld-insn.c (parse_function_record): Check models are valid.
324 (parse_function_record): Only discard function when no model is
327 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
329 * gen-engine.c (print_run_body): Always wrap generated idecode
330 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
332 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
334 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
335 discarded function warning.
337 * igen.c (main): Clarify -Wnodiscard.
339 * ld-insn.c (parse_function_record): For functions, allow use of
340 instruction style function model records
342 * ld-insn.h (nr_function_model_fields): Define.
344 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
346 * igen.c (print_itrace_prefix): Generate call to trace_prefix
347 instead of trace_one_insn.
348 (print_itrace): Generate trace_prefix call if any tracing enabled,
349 (print_itrace): Nest generated call to trace_generic inside
350 conditional for any tracing enabled.
351 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
353 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
355 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
356 * gen-icache.c (print_icache_body): Ditto.
357 * gen-idecode.c (print_idecode_ifetch): Ditto.
359 * gen-icache.c (print_icache_body): Mark successive instruction
362 * ld-insn.c (parse_insn_word): Only report insn-width problems
363 when warning enabled.
365 * igen.h: Add flag for warning about invalid instruction widths.
366 * igen.c: Parse -Wwidth option.
368 * gen-support.c (gen_support_h): Map instruction_word onto
369 <PREFIX>_instruction_word when needed.
370 (print_support_function_name): Use support prefix.
371 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
373 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
375 * gen-support.c (gen_support_h): Generate new macro CPU_.
377 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
379 * gen-engine.c (gen_engine_h): Don't assume a model is present.
380 (gen_engine_c): Ditto.
382 * igen.c (gen_run_c): Ditto.
384 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
385 CPU_CIA. Parameterize with CPU argument.
387 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
389 * gen.h (struct _gen_list): Replace processor with model.
391 * igen.c (gen_idecode_h): Update.
392 (gen_run_c): For generated switch, use model->full_name.
394 * gen.c (print_gen_entry_path): Ditto.
396 (gen_entry_expand_insns): Ditto.
397 (make_gen_tables): Ditto.
399 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
400 function sim_engine_run. Pass argument on to engine_run.
402 * gen-engine.c (print_engine_run_function_header): Add extra
403 argument `nr_cpus' to generated function engine_run.
404 (print_run_body): Fix SMP case.
406 * gen-support.c (support_c_function): Call sim_engine_abort when
407 internal function fails to long jump.
409 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
411 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
414 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
416 * gen-semantics.c (print_semantic_body): Fix handling of
417 hardwired zero register.
419 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
421 * igen.h (struct _igen_gen_options): Add member default_model.
423 * igen.c (gen_run_c): Default to the first machine in the
425 (main): Add MODEL parameter to gen-multi-sim option.
427 * gen.h (function_decl_type): Declare enum.
429 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
430 Make global, pass function_decl_type as argument.
431 (gen_engine_h, gen_engine_c): Update call.
433 * gen-idecode.c (print_idecode_issue_function_header),
434 gen-idecode.h: Pass function_decl_type as argument.
436 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
439 * igen.c (gen_run_c): For multi-sim, initialize globals
440 idecode_issue and engine_run.
442 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
444 * ld-insn.c (parse_insn_model_record): Allow multiple model names
445 to be specified in a single instruction model record.
446 (dump_insn_model_entry): Update.
448 * ld-insn.h (struct _insn_model_entry): Replace member name with
449 the filter names. Document syntax change.
451 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
453 * gen-engine.c (print_run_body): Add hooks for adding code before
454 and after an instruction has been issued.
456 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
458 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
459 `#ifdef 0' around this.
461 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
463 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
466 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
468 * ld-insn.h: Document mnemonic string format.
470 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
472 * gen-icache.c (print_icache_extraction): Force result of atol to
475 * ld-insn.c (parse_function_record): Separate handling of old and
476 ney fynction records.
477 (load_insn_table): For %s record, hack function name & type after
480 * filter.h (filter_is_subset): Reverse argument names, wrong
483 * ld-insn.c (load_insn_table): Move include code to.
484 (parse_include_record): New function. Check for filtering of
485 include statement by both flags and models.
486 (load_insn_table): Check for model filtering of cache and model
488 (parse_model_data_record): Check for model & flag filtering of
490 (parse_function_record): Check for model & flag filtering of
493 * ld-insn.h: Define record_filter_models_field. Add filter-models
494 field to all but instruction records.
495 (struct _function_entry, struct _cache_entry): Add models field.
496 (nr_function_fields): Make parm field mandatory.
498 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
500 * igen.c (main): Change -I option to -I<directory>. Add optional
501 size to -Ggen-icache option. Add -Gno-... support.
503 * igen.h (struct _igen_options): Add include field.
505 * ld-insn.c (enum insn_record_type, insn_type_map): Add
507 (load_insn_table): Call table_push when include record.
509 * table.c (struct _open table, struct table): Make table object an
510 indirect ptr to the current table file.
511 (current_line, new_table_entry, next_line): Make file arg type
513 (table_open): Use table_push.
514 (table_read): Point variable file at current table, at eof, pop
517 * table.h, table.c (table_push): New function.
519 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
521 * gen-semantics.c (print_semantic_body): Use CIA not
522 cia.ip. Escape newlines at end of generated call to
525 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
527 * igen.c (print_itrace): Output line-ref to igen source file when
528 generating trace statements.
529 (print_itrace_prefix, print_itrace_format): Escape newline at end
530 of each line of generated call to trace function.
532 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
534 * gen-support.c (gen_support_h): Generate #define NIA. Definition
535 dependant on gen-delayed-branch mode.
537 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
538 closing double quote in mnemonic field.
539 (parse_option_record): Add gen-delayed-branch option.
541 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
543 * gen.c (insn_list_insert): Missing \n in warning.
545 * ld-insn.c (load_insn_table): Only notify of discarded
546 instrctions when warn.discard enabled.
548 * igen.h: Add option.warn.discard, default enabled.
550 * igen.c (main): Add -Wnodiscard option.
552 * ld-insn.c (record_type): For old record type, check the number
553 of fields is correct.
554 (load_insn_table): Allow insn assembler and insn model records to
556 (parse_insn_model_record): Rename from parse_insn_model_records.
557 Parse only one record.
558 (parse_insn_mnemonic_record): Rename from
559 parse_insn_mnemonic_records. Parse only one record.
561 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
563 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
564 illegal zero-sized array.
565 (itable_print_set): likewise, avoid empty initializers.
567 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
569 * configure.in: i386-windows is a cross, so don't expect
570 libiberty to be there.
571 * configure: updated.
573 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
575 * igen.c (print_function_name): Put the format name after the
576 function / instruction name, not before.
577 (print_itrace): Better format trace code.
579 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
581 * gen.c (insns_bit_useless): Don't treat string fields restricted
582 to a range of values as useless.
584 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
586 * igen.c (gen_run_c): Handle non-multi-sim case.
588 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
591 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
593 * gen-semantics.c (print_semantic_body): Trace the instruction
594 after it has been validated.
595 (print_semantic_body): Count the instruction using sim-profile.
597 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
599 * gen-itable.c (gen_itable_h): Collect summary info on instruction
600 table when traversing it.
601 (gen_itable_h): Output an enum defining the max size of each of
602 the itable string members.
604 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
606 * igen.c (gen_run_c): New function. Generate sim_engine_run that
607 looks at the currently selected architecture.
609 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
610 one engine per model.
612 * gen-semantics.c, gen-icache.c gen-support.c:
615 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
616 returns a line at a time. Parse multi-word instructions. Add
619 * table.h, table.c: Simplify. Only parse a single line at a time.
620 ld-insn can handle the rest.
622 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
623 filter_is_common, filter_is_member, filter_next): New filter
625 (dump_filter): Ditto.
627 * gen.h, gen.c: New file. Takes the insn table and turns it into
628 a set of decode tables and semantic functions.
630 * ld-insn.c: Copy generator code from here.
633 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
635 * misc.h (NZALLOC): Allocate an N element array of TYPE.
637 * table.h, table.c: Simplify table parser so that it only
638 understands colon delimited lines and code blocks.
639 (table_read): Parse '{' ... '}' as a code block.
640 (table_print_code): New function, print out a code block to file.
641 (main): Add suport for standalone testing.
643 * ld-insn.h, ld-insn.c:
646 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
648 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
649 (print_jump_definition, print_jump, print_jump_internal_function,
650 print_jump_insn, print_jump_until_stop_body): Delete, moved to
653 * igen.c (print_itrace_format): Delete unused variable chp.
654 (gen-engine.h): Include.
656 * table.c (current_file_name, current_line_entry,
657 current_line_entry): Make static.
659 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
661 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
662 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
663 * configure.in: Include simulator common/aclocal.m4.
664 * configure.in: Add --enable-sim-warnings option.
665 * configure: Re-generate.
669 * Makefile.in (tmp-filter): New rule.
670 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
671 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
673 * gen.h, gen.c: New files.
675 * Makefile.in (gen.o, tmp-gen): New rules, update all
678 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
680 * ld-insn.c (load_insn_table): Accept %s as a function type.
682 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
684 * igen.c (print_itrace_prefix): Move printing of insn prefix to
686 (print_itrace_format): Drop printing of MY_NAME in instruction
687 trace. Printing of insn prefix moved.
688 (print_itrace): Ditto.
690 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
692 * gen-icache.c (print_icache_function_header): Pass
693 table_line_entry instead of separate file and line.
695 * table.c (table_entry_read): Set assembler source file/line-nr to
696 the current not initial file.
697 (table_entry_read): Fix line numbering of source files.
699 table.h (table_line_entry): New structure. Exactly specifies a
701 (table_*_entry): Add this to all.
703 table.c (table_entry_print_cpp_line_nr): Change to use values from
704 a table_line_entry struct.
705 (table_entry_read): Save table_line_entry in all structures read.
707 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
708 gen-model.c: Update all references.
710 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
712 * igen.c (print_my_defines): Define MY_NAME - a string. For
713 MY_PREFIX, undefine the name of the function incase some dumb
714 header defined it. it.
715 (print_itrace): Use MY_NAME not MY_PREFIX.
717 * lf.c (lf_write): New function write an N character buffer to the
720 * igen.c (print_itrace): When available, use the assembler to
721 print the insn-trace.
722 (print_itrace_prefix): New function, print first part of call to
724 (print_itrace_format): New function, print fmt argument for
727 * table.c (table_entry_read): Save any assembler lines instead of
730 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
732 * gen-icache.c (print_icache_body): Process immeds.
734 * gen-semantics.c (print_semantic_body): When computing NIA, skip
735 any immed words that follow the instruction word.
737 * ld-insn.c (parse_insn_format): Parse immeds appended to an
740 * igen.c (main): Allow any register to be specified as the zero
742 (semantic_zero_reg): Global, index to zero register.
744 * gen-semantics.c (print_semantic_body): Zero selected register.
746 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
748 * igen.h: Stop options and code gen type bit masks overlaping.
750 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
752 * gen-semantics.c (print_semantic_body): Incorrect test for
755 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
757 * gen-semantics.c (print_semantic_body): Use common sim-engine
760 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
762 * gen-semantics.c (print_semantic_body): Add code to clear r0.
764 * igen.c (main): Add new option zero-r0, which adds code to clear
767 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
769 * igen.c (print_itrace): Fix so line-nr is passed to trace
772 * gen-idecode.c (print_idecode_validate): Correct FP code.
774 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
776 (print_support_function_name): Ditto.
778 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
780 * igen.c (print_itrace): Call trace_one_insn to trace
781 instructions, rather than doing it directly.
783 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
785 * gen-engine.c (engine_switch_leaf): Remove extra %s.
786 (print_engine_floating_point_unavailable): Wrap in #ifdef
787 UNUSED/#endif, until somebody uses it.
789 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
791 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
793 (print_idecode_validate): Use long formats to print long values.
795 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
796 if we get an unexpected type.
798 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
800 * igen.c (print_itrace): Pass SD as well as CPU to calls to
803 * gen-support.c (gen_support_h): Always pass sim_cia cia to
805 (print_support_function_name): Ditto.
807 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
809 * gen-support.c (support_c_function): Remove unnecessary memset of
811 * gen-semantics.c (print_semantic_body): Wasn't closing
814 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
816 * ld-insn.c (load_insn_table): Report instructions that do not
817 have at least a format and name.
818 (insn_table_find_opcode_field): Check progress is being made.
820 * gen-support.c (support_c_function): Report empty function body.
822 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
824 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
826 (insn_table_expand_insns): Allow special rules to apply to groups
827 of instructions when all members of the group match the special
830 * gen-semantics.c (print_c_semantic): Ditto.
831 * igen.c (print_semantic_function_formal): Ditto.
832 (print_semantic_function_type): Ditto.
833 * igen.c (print_icache_function_formal): Ditto.
834 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
836 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
837 instruction_address type.
839 * gen-semantics.c (print_semantic_body): Call cpu_error when an
840 unimplemented instruction is encountered - gives the interpreter
841 the chance to stop correctly.
843 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
845 * igen.c (print_function_name): Allow dot's in instruction names.
847 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
849 * igen.c (main), igen.h: Support new option - delayed-branch -
850 generate code to drive a delayed branch processor.
852 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
854 * igen.c (print_icache_function_formal): Replace address_word with
856 (print_semantic_function_formal): Ditto.
857 (print_semantic_function_type): Ditto.
858 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
860 * gen-semantics.c (print_semantic_body): Ditto.
861 (print_c_semantic): Ditto.
863 * gen-support.c (support_c_function): Return a zeroed CIA instead
864 of just zero - works with any cia type.
866 * igen.c (print_itrace): For delayed branch case, print just the
869 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
871 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
873 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
875 * Makefile.in (INSTALL): Set to @INSTALL@.
876 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
878 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
880 * Makefile.in (INSTALL): Change install.sh to install-sh.
882 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
884 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
885 * gen-idecode.c (gen_idecode_c): Likewise.
886 * igen.c (gen_semantics_c): Likewise.
888 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
890 * gen-icache.c (print_icache_body): No longer define cpu/sd,
891 support.h now defines CPU/SD globally.
893 * gen-model.c (gen_model_h): Ditto.
895 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
897 (print_jump_until_stop_body): Ditto.
898 (print_idecode_validate): Ditto.
900 * gen-icache.c (print_icache_body): Ditto.
902 * gen-semantics.c (print_semantic_body): Ditto.
904 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
906 (print_icache_function_formal): Ditto.
908 * gen-support.c (print_support_function_name): Include sd/cpu arg
909 in support function argument list.
910 (support_c_function): Generate code to cpu/sd from sd/cpu.
911 (gen_support_h): Define _SD the argument prefix for all support
912 functions. Define SD/CPU to determine sd/cpu from value of _SD
915 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
917 * gen-support.c (gen_support_c): Update for renaming of engine to
921 * gen-idecode.c (gen_idecode_c): Ditto.
923 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
925 * ld-decode.c (load_decode_table): Rename slash to reserved.
926 (dump_decode_rule): Ditto.
928 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
929 reserved bit - and a `*' - wild card.
930 (parse_insn_format): Change is_slash to more informative reserved.
931 (dump_insn_field): Ditto.
932 (insn_field_is_constant): Ditto.
933 (insn_table_expand_opcode): Ditto.
935 * gen-idecode.c (print_idecode_validate): Make check_mask and
936 check_val the correct integer size.
937 (print_idecode_validate): Fix reserved bit check for 64 bit
940 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
942 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
943 `/' in bit fields. `/' denotes a wild bit.
945 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
947 * igen.h, igen.c (main): New options. Control generation of
948 conditional issue and slot verification code.
950 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
952 * gen-support.c (print_support_function_name): Prepend the global
953 name prefix when applicable. Provide #define to map the user
954 specified name the generated globaly unique one.
956 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
958 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
959 - reserved bits, floating point and slot validation - with a
960 #ifdef so that they are optional.
962 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
964 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
965 - report the error of a leaf node in the decision tree containing
966 several instructions.
967 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
968 (print_idecode_switch_leaf): Ditto.
970 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
971 print_idecode_invalid): Rename former to latter. Add argument so
972 that one function can generate all invalid instruction cases -
973 illegal, fp-unavailable, wrong-slot.
974 * gen-engine.c: Update.
976 * gen-idecode.c: Use print_idecode_invalid to generate a function
977 call for cases when fp-unavailable and the slot is wrong.
979 * gen-idecode.c (print_idecode_validate): New check, generate code
980 to verify that the instruction slot is correct.
982 * igen.c (main): Simplify options.
984 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
986 * igen.c (print_itrace): Remove source line reference for trace
987 code - let the user see the generated file.
988 (print_itrace): Print the trace code rather than reference a
991 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
993 * igen.c (print_semantic_function_actual): Pass either the
994 processor - smp - or the engine - mono - into semantic functions.
997 * gen-icache.c (print_icache_body): Dependant on smp, derive
998 processor from engine or engine from processor, and hence ensuring
999 that both are defined in all semantic functions.
1001 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1003 * ld-insn.c (parse_insn_format): Make the width field optional.
1004 If missing assume that the number of characters in the value
1005 determines the number of bits in the field.
1007 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1009 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
1010 more useful error message.
1012 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1014 * misc.c (error): Output errors on stderr.
1016 * ld-insn.c (parse_insn_format): Skip any leading spaces.
1017 Verify the width of instructions being parsed.
1019 * table.c (table_entry_read): Parse CPP's convention for
1020 specifying original file name/line-nr.
1022 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
1024 * ld-insn.c (parse_insn_format): Allow trailing spaces in
1027 * Makefile.in: Create using ../ppc/Makefile.in as a starting
1029 * configure.in: Ditto vis ../ppc/configure.in
1031 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
1033 * gen-support.c (gen_support_c): Always include engine.h instead
1035 * gen-idecode.c (gen_idecode_c): Ditto.
1037 * words.h (instruction_word): Remove instruction_word - now
1039 (address_word): New. Used by igen.
1041 * lf.c (lf_print_function_type_function): New, pass a function to
1042 print out the type instead of a constant string.
1044 * igen.h, igen.c (print_semantic_function_formal,
1045 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
1046 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
1047 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
1048 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
1049 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
1050 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
1051 * gen-idecode.c (print_idecode_table): Update.
1052 (idecode_switch_leaf): Update.
1053 (print_idecode_switch_function_header): Ditto.
1054 (print_idecode_floating_point_unavailable): Ditto.
1055 (print_idecode_issue_function_header): Ditto.
1056 * igen.c (gen_icache_h): Ditto.
1057 * gen-engine.c (print_engine_table): Ditto.
1058 (engine_switch_leaf): Ditto.
1059 * gen-support.c (print_support_function_name): Ditto.
1060 * gen-semantics.c (print_semantic_function_header): Update.
1062 * gen-icache.c (print_icache_function_header): Update.
1063 (print_icache_function): Update.
1064 (print_icache_internal_function_declaration): Update.
1065 (print_icache_internal_function_definition): Update.
1067 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
1068 files, will at some stage need to move it into support.
1070 * igen.h, igen.c (main): New option -e <engine> - generate a full
1071 simulation engine. Previously this was the -d <idecode-file>
1073 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
1074 to clean these up so that that call upon the updated gen-idecode
1077 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
1078 generating a decode table.
1080 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
1082 * igen.h, igen.c (main): New option -M - Control what is returned
1083 by semantic functions - -1/NIA vs CIA+N/NIA. Add
1084 generate_semantic_returning_modified_nia_only to igen_code enum.
1085 * gen-semantics.c (print_semantic_body): As an alternative, make
1086 NIA == -1 instead of CIA+insn_size by default.
1088 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
1089 New option -P <prefix> - Prepend all generated functions with the
1091 (gen_idecode_c): Adjust.
1092 * gen-icache.c (print_icache_struct): Ditto.
1093 * gen-support.c (gen_support_c): Ditto.
1095 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1097 * igen.c (main): Correct usage. Missleading message about ucase
1098 options dumping internal tables. -F now includes rather then
1099 excludes instructions.
1101 * misc.h, misc.c (a2i): Make 64bit.
1103 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
1104 max to 64bits, expect trouble. Make the default 32 bits.
1105 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
1106 et.al. macro's to use the insn_bit_size instead of assuming 32
1108 * gen-icache.c (print_icache_extraction): Ditto.
1109 * gen-idecode.c (idecode_switch_start): Ditto.
1110 * gen-idecode.c (gen_idecode_c): Ditto
1112 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
1113 Indicates that the instruction field of the table is specifying
1114 bit widths instead of bit offsets.
1115 * ld-insn.c (parse_insn_format): Parse instruction fields
1118 * misc.c (a2i): Allow binary numbers to be specified using the
1120 * ld-insn.c: Allow such numbers to appear in the instruction
1123 * table.c (table_entry_read): Make // a valid comment character.
1124 (table_entry_read): Skip lines containing a leading " - these may
1125 eventually be used in a disasembler.
1127 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1129 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
1130 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
1131 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
1132 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
1133 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
1134 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
1135 from the ../ppc directory.
1137 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
1138 renaming from filter_filename.[hc]