1 2008-08-28 Joel Brobecker <brobecker@adacore.com>
3 * compare_igen_models: Change license to GPL version 3.
5 2007-08-27 Joel Brobecker <brobecker@adacore.com>
7 * lf.c (lf_print__gnu_copyleft): Change license to GPL version 3.
9 2006-12-21 Hans-Peter Nilsson <hp@axis.com>
12 * config.in: Regenerate.
14 2005-01-11 Andrew Cagney <cagney@localhost.localdomain>
16 * configure.ac: Delete AC_CONFIG_AUX_DIR.
17 * configure: Re-generate.
19 2005-01-07 Andrew Cagney <cagney@gnu.org>
21 * configure.ac: Rename configure.in, require autoconf 2.59.
22 * configure: Re-generate.
24 2003-05-03 Chris Demetriou <cgd@broadcom.com>
26 * compare_igen_models: Tweak attribution slightly.
28 2002-11-22 Andrew Cagney <cagney@redhat.com>
30 * gen.c (name_cmp): Rename format_name_cmp.
31 (insn_list_insert): When a merge, compare the format name and
32 instruction name. Add trace messages.
34 2002-11-21 Andrew Cagney <ac131313@redhat.com>
36 * filter.c: Re-indent.
37 * filter.h, filter_host.h, gen-engine.c, gen-engine.h: Ditto.
38 * gen-icache.c, gen-icache.h, gen-idecode.c: Ditto.
39 * gen-idecode.h, gen-itable.c, gen-itable.h: Ditto.
40 * gen-model.c, gen-model.h, gen-semantics.c: Ditto.
41 * gen-semantics.h, gen-support.c, gen-support.h: Ditto.
42 * gen.c, gen.h, igen.c, igen.h, ld-cache.c, ld-cache.h: Ditto.
43 * ld-decode.c, ld-decode.h, ld-insn.c, ld-insn.h, lf.c: Ditto.
44 * lf.h, misc.c, misc.h, table.c, table.h: Ditto.
46 2002-11-21 Andrew Cagney <ac131313@redhat.com>
48 * Makefile.in: Update copyright. IGEN contributed to the FSF.
49 * filter.c, filter.h, filter_host.c, filter_host.h: Ditto.
50 * gen-engine.c, gen-engine.h, gen-icache.c, gen-icache.h: Ditto.
51 * gen-idecode.c, gen-idecode.h, gen-itable.c: Ditto.
52 * gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c: Ditto.
53 * gen-semantics.h, gen-support.c, gen-support.h, gen.c: Ditto.
54 * gen.h, igen.c, igen.h, ld-cache.c, ld-cache.h: Ditto.
55 * ld-decode.c, ld-decode.h, ld-insn.c, ld-insn.h, lf.c: Ditto.
56 * lf.h, misc.c, misc.h, table.c, table.h: Ditto.
58 2002-11-06 Richard Sandiford <rsandifo@redhat.com>
60 * gen-engine.c (print_engine_issue_prefix_hook): Don't add the
61 global prefix to ENGINE_ISSUE_PREFIX_HOOK.
62 (print_engine_issue_postfix_hook): Likewise ENGINE_ISSUE_POSTFIX_HOOK.
64 2002-08-28 Dave Brolley <brolley@redhat.com>
66 * gen-support.c (gen_support_h): Generate
67 '#define semantic_illegal <PREFIX>_semantic_illegal'.
69 2002-08-22 Chris Demetriou <cgd@broadcom.com>
71 * compare_igen_models: New script.
73 2002-06-17 Andrew Cagney <cagney@redhat.com>
75 * gen.c (gen_entry_expand_opcode): Initialize ``value'' to -1 and
77 * igen.c (main): Add default case to switch.
78 * gen-icache.c (print_icache_extraction): Ditto.
80 2002-06-17 Andrew Cagney <cagney@redhat.com>
82 * Makefile.in (BUILD_CFLAGS): Remove -O0.
84 2002-06-16 Andrew Cagney <ac131313@redhat.com>
86 * configure: Regenerated to track ../common/aclocal.m4 changes.
88 2002-06-03 Richard Henderson <rth@redhat.com>
90 * gen-engine.c (print_run_body): Avoid multi-line strings.
91 * lf.c (lf_print__gnu_copyleft): Likewise.
93 2002-05-01 Chris Demetriou <cgd@broadcom.com>
95 * igen.c: Use 'deprecated' rather than 'depreciated.'
97 2002-03-23 Andrew Cagney <ac131313@redhat.com>
99 * gen.c (format_name_cmp): New function.
100 (insn_list_insert): Use the instruction field name as an
101 additional key. Different field names indicate different
104 2002-03-07 Chris Demetriou <cgd@broadcom.com>
106 * igen.c (print_itrace_format): Add support for a new "%#lx" format.
108 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
110 * configure: Regenerated to track ../common/aclocal.m4 changes.
112 2000-04-12 Frank Ch. Eigler <fche@redhat.com>
114 * gen-semantics.c (print_semantic_body): Use GPR_CLEAR(N) instead
115 of GPR_SET(N,0) for gen-zero-rN.
117 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
119 * Makefile.in (SIM_WARNINGS): Replace this with.
120 (IGEN_WERROR_CFLAGS, IGEN_WARN_CFLAGS, WERROR_CFLAGS,
121 WARN_CFLAGS): With these.
122 (BUILD_CFLAGS): Update.
124 * configure: Regenerated to track ../common/aclocal.m4 changes.
126 1999-05-08 Felix Lee <flee@cygnus.com>
128 * configure: Regenerated to track ../common/aclocal.m4 changes.
130 Fri Dec 4 15:14:09 1998 Andrew Cagney <cagney@b1.cygnus.com>
132 * igen.c (main): Fix -Pitable=.
134 * gen-engine.c (print_run_body): Prefix instruction_address.
136 Wed Oct 28 18:12:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
138 * Makefile.in (SIM_WARNINGS): Update to match ../common/aclocal.m4
141 Wed Aug 12 10:55:28 1998 Frank Ch. Eigler <fche@cygnus.com>
143 * gen-icache.c (print_icache_extraction): #undef a generated
144 symbol before #define'ing it, to remove conflict with system
147 Wed Jul 29 10:07:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
149 * gen.c (gen_entry_expand_opcode): For conditional, fields. Fix
150 the extraction of the value from its source - both table and bit
153 Tue Jul 28 11:19:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
155 * ld-insn.c (parse_insn_word): For constant conditional strings,
156 encode their bit value.
158 * ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
159 operands to refer to fields in earlier instruction words.
161 * gen.c (sub_val): Replace field argument with val_last_pos.
162 (gen_entry_expand_opcode): Look in previous tables for a value for
163 a conditional field as well as the bits from the current table.
164 (insn_list_insert): Add sort key of instructions where
165 their operand fields have different conditionals.
166 (insn_field_cmp): New function.
168 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
170 * configure: Regenerated to track ../common/aclocal.m4 changes.
173 Sun Apr 26 15:20:08 1998 Tom Tromey <tromey@cygnus.com>
175 * acconfig.h: New file.
176 * configure.in: Reverted change of Apr 24; use sinclude again.
178 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
180 * configure: Regenerated to track ../common/aclocal.m4 changes.
183 Fri Apr 24 11:19:33 1998 Tom Tromey <tromey@cygnus.com>
185 * configure.in: Don't call sinclude.
187 Fri Apr 24 19:45:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
189 * gen-icache.c (print_icache_extraction): Do not type cast
192 * ld-insn.c (load_insn_table): Terminate error with NL.
194 * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
196 * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
199 Wed Apr 22 14:27:39 1998 Michael Meissner <meissner@cygnus.com>
201 * configure: Reconfigure to pick up ../common/aclocal.m4 changes
202 to suppress inlining by default.
204 Tue Apr 21 01:37:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
206 * gen-icache.c (print_icache_extraction): When generating #define
207 force the expression to the correct type.
209 Thu Apr 16 08:50:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
211 * misc.c (name2i): strlen returns an unsigned.
213 Tue Apr 14 19:04:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
215 * igen.h (struct igen_warn_options): Add unimplemented option.
216 * igen.c (main): Update
218 * ld-insn.c (load_insn_table): Report unimplemented functions.
220 Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
222 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
223 separator tokens when parsing a conditional.
225 * igen.h (main): Add option -S so that suffix can be specified.
227 Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
229 * igen.h (struct igen_trace_options): Add members insn_expansion
232 * igen.c (main): Add options -Gtrace-insn-expansion,
233 -Gtrace-insn-insertion and -Gtrace-all.
235 * gen.c (gen_entry_expand_insns): Trace each instruction as it is
236 selected for expansion.
237 (gen_entry_expand_opcode): Trace each expanded instruction as it
238 is inserted into the table.
240 Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
242 * ld-insn.c (parse_insn_word): Parse conditional operators.
243 (parse_insn_word): Verify field conditionals.
245 * ld-insn.h: Extend syntax to allow macros and field equality.
246 (struct insn_field_cond): Rename insn_field_exclusion, add type.
248 * gen.c (gen_entry_expand_opcode): Check type of conditional.
249 (insns_bit_useless): Ditto.
251 * ld-insn.c (parse_macro_record): New function.
253 Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
255 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
257 * ld-insn.c (parse_insn_word): Check instruction field type
258 correctly initialized.
259 (print_insn_words): Ditto.
260 (insn_field_type_to_str): Ditto.
261 (dump_insn_field): Ditto.
263 * gen.c (insns_bit_useless): Ditto.
265 Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
267 * gen.h, igen.c (print_include_inline, print_includes,
268 print_includes): New functions. Generate include list. For for
269 semantics et.al. generate CPP code to inline when
272 * igen.c (gen_semantics_c): Call print_includes.
273 * gen-engine.c (gen_engine_c): Ditto.
275 Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
277 * igen.h: (struct _igen_name_option): Replace with struct
278 igen_module_option. Contains both module prefix and suffix.
279 (INIT_OPTIONS): Initialize.
281 * igen.c (main): Update -P option to fill in full module info.
282 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
283 gen-support.c): Update.
285 Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
287 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
290 Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
292 * table.c (table_push): Redo, using stdio. Fixes NT native
293 problem with <CRLF>=><LF> translation...
295 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
297 * gen-engine.c (print_run_body): Re-extract the CIA after
298 processing any events.
300 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
302 * Makefile.in: Get SHELL from configure.
303 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
306 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
308 * igen.c: Pass sim_cia to trace_prefix.
310 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
312 * ld-insn.c (parse_function_record): Check models are valid.
313 (parse_function_record): Only discard function when no model is
316 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
318 * gen-engine.c (print_run_body): Always wrap generated idecode
319 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
321 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
323 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
324 discarded function warning.
326 * igen.c (main): Clarify -Wnodiscard.
328 * ld-insn.c (parse_function_record): For functions, allow use of
329 instruction style function model records
331 * ld-insn.h (nr_function_model_fields): Define.
333 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
335 * igen.c (print_itrace_prefix): Generate call to trace_prefix
336 instead of trace_one_insn.
337 (print_itrace): Generate trace_prefix call if any tracing enabled,
338 (print_itrace): Nest generated call to trace_generic inside
339 conditional for any tracing enabled.
340 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
342 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
344 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
345 * gen-icache.c (print_icache_body): Ditto.
346 * gen-idecode.c (print_idecode_ifetch): Ditto.
348 * gen-icache.c (print_icache_body): Mark successive instruction
351 * ld-insn.c (parse_insn_word): Only report insn-width problems
352 when warning enabled.
354 * igen.h: Add flag for warning about invalid instruction widths.
355 * igen.c: Parse -Wwidth option.
357 * gen-support.c (gen_support_h): Map instruction_word onto
358 <PREFIX>_instruction_word when needed.
359 (print_support_function_name): Use support prefix.
360 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
362 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
364 * gen-support.c (gen_support_h): Generate new macro CPU_.
366 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
368 * gen-engine.c (gen_engine_h): Don't assume a model is present.
369 (gen_engine_c): Ditto.
371 * igen.c (gen_run_c): Ditto.
373 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
374 CPU_CIA. Parameterize with CPU argument.
376 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
378 * gen.h (struct _gen_list): Replace processor with model.
380 * igen.c (gen_idecode_h): Update.
381 (gen_run_c): For generated switch, use model->full_name.
383 * gen.c (print_gen_entry_path): Ditto.
385 (gen_entry_expand_insns): Ditto.
386 (make_gen_tables): Ditto.
388 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
389 function sim_engine_run. Pass argument on to engine_run.
391 * gen-engine.c (print_engine_run_function_header): Add extra
392 argument `nr_cpus' to generated function engine_run.
393 (print_run_body): Fix SMP case.
395 * gen-support.c (support_c_function): Call sim_engine_abort when
396 internal function fails to long jump.
398 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
400 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
403 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
405 * gen-semantics.c (print_semantic_body): Fix handling of
406 hardwired zero register.
408 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
410 * igen.h (struct _igen_gen_options): Add member default_model.
412 * igen.c (gen_run_c): Default to the first machine in the
414 (main): Add MODEL parameter to gen-multi-sim option.
416 * gen.h (function_decl_type): Declare enum.
418 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
419 Make global, pass function_decl_type as argument.
420 (gen_engine_h, gen_engine_c): Update call.
422 * gen-idecode.c (print_idecode_issue_function_header),
423 gen-idecode.h: Pass function_decl_type as argument.
425 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
428 * igen.c (gen_run_c): For multi-sim, initialize globals
429 idecode_issue and engine_run.
431 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
433 * ld-insn.c (parse_insn_model_record): Allow multiple model names
434 to be specified in a single instruction model record.
435 (dump_insn_model_entry): Update.
437 * ld-insn.h (struct _insn_model_entry): Replace member name with
438 the filter names. Document syntax change.
440 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
442 * gen-engine.c (print_run_body): Add hooks for adding code before
443 and after an instruction has been issued.
445 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
447 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
448 `#ifdef 0' around this.
450 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
452 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
455 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
457 * ld-insn.h: Document mnemonic string format.
459 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
461 * gen-icache.c (print_icache_extraction): Force result of atol to
464 * ld-insn.c (parse_function_record): Separate handling of old and
465 ney fynction records.
466 (load_insn_table): For %s record, hack function name & type after
469 * filter.h (filter_is_subset): Reverse argument names, wrong
472 * ld-insn.c (load_insn_table): Move include code to.
473 (parse_include_record): New function. Check for filtering of
474 include statement by both flags and models.
475 (load_insn_table): Check for model filtering of cache and model
477 (parse_model_data_record): Check for model & flag filtering of
479 (parse_function_record): Check for model & flag filtering of
482 * ld-insn.h: Define record_filter_models_field. Add filter-models
483 field to all but instruction records.
484 (struct _function_entry, struct _cache_entry): Add models field.
485 (nr_function_fields): Make parm field mandatory.
487 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
489 * igen.c (main): Change -I option to -I<directory>. Add optional
490 size to -Ggen-icache option. Add -Gno-... support.
492 * igen.h (struct _igen_options): Add include field.
494 * ld-insn.c (enum insn_record_type, insn_type_map): Add
496 (load_insn_table): Call table_push when include record.
498 * table.c (struct _open table, struct table): Make table object an
499 indirect ptr to the current table file.
500 (current_line, new_table_entry, next_line): Make file arg type
502 (table_open): Use table_push.
503 (table_read): Point variable file at current table, at eof, pop
506 * table.h, table.c (table_push): New function.
508 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
510 * gen-semantics.c (print_semantic_body): Use CIA not
511 cia.ip. Escape newlines at end of generated call to
514 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
516 * igen.c (print_itrace): Output line-ref to igen source file when
517 generating trace statements.
518 (print_itrace_prefix, print_itrace_format): Escape newline at end
519 of each line of generated call to trace function.
521 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
523 * gen-support.c (gen_support_h): Generate #define NIA. Definition
524 dependant on gen-delayed-branch mode.
526 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
527 closing double quote in mnemonic field.
528 (parse_option_record): Add gen-delayed-branch option.
530 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
532 * gen.c (insn_list_insert): Missing \n in warning.
534 * ld-insn.c (load_insn_table): Only notify of discarded
535 instrctions when warn.discard enabled.
537 * igen.h: Add option.warn.discard, default enabled.
539 * igen.c (main): Add -Wnodiscard option.
541 * ld-insn.c (record_type): For old record type, check the number
542 of fields is correct.
543 (load_insn_table): Allow insn assembler and insn model records to
545 (parse_insn_model_record): Rename from parse_insn_model_records.
546 Parse only one record.
547 (parse_insn_mnemonic_record): Rename from
548 parse_insn_mnemonic_records. Parse only one record.
550 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
552 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
553 illegal zero-sized array.
554 (itable_print_set): likewise, avoid empty initializers.
556 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
558 * configure.in: i386-windows is a cross, so don't expect
559 libiberty to be there.
560 * configure: updated.
562 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
564 * igen.c (print_function_name): Put the format name after the
565 function / instruction name, not before.
566 (print_itrace): Better format trace code.
568 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
570 * gen.c (insns_bit_useless): Don't treat string fields restricted
571 to a range of values as useless.
573 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
575 * igen.c (gen_run_c): Handle non-multi-sim case.
577 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
580 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
582 * gen-semantics.c (print_semantic_body): Trace the instruction
583 after it has been validated.
584 (print_semantic_body): Count the instruction using sim-profile.
586 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
588 * gen-itable.c (gen_itable_h): Collect summary info on instruction
589 table when traversing it.
590 (gen_itable_h): Output an enum defining the max size of each of
591 the itable string members.
593 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
595 * igen.c (gen_run_c): New function. Generate sim_engine_run that
596 looks at the currently selected architecture.
598 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
599 one engine per model.
601 * gen-semantics.c, gen-icache.c gen-support.c:
604 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
605 returns a line at a time. Parse multi-word instructions. Add
608 * table.h, table.c: Simplify. Only parse a single line at a time.
609 ld-insn can handle the rest.
611 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
612 filter_is_common, filter_is_member, filter_next): New filter
614 (dump_filter): Ditto.
616 * gen.h, gen.c: New file. Takes the insn table and turns it into
617 a set of decode tables and semantic functions.
619 * ld-insn.c: Copy generator code from here.
622 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
624 * misc.h (NZALLOC): Allocate an N element array of TYPE.
626 * table.h, table.c: Simplify table parser so that it only
627 understands colon delimited lines and code blocks.
628 (table_read): Parse '{' ... '}' as a code block.
629 (table_print_code): New function, print out a code block to file.
630 (main): Add suport for standalone testing.
632 * ld-insn.h, ld-insn.c:
635 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
637 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
638 (print_jump_definition, print_jump, print_jump_internal_function,
639 print_jump_insn, print_jump_until_stop_body): Delete, moved to
642 * igen.c (print_itrace_format): Delete unused variable chp.
643 (gen-engine.h): Include.
645 * table.c (current_file_name, current_line_entry,
646 current_line_entry): Make static.
648 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
650 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
651 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
652 * configure.in: Include simulator common/aclocal.m4.
653 * configure.in: Add --enable-sim-warnings option.
654 * configure: Re-generate.
658 * Makefile.in (tmp-filter): New rule.
659 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
660 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
662 * gen.h, gen.c: New files.
664 * Makefile.in (gen.o, tmp-gen): New rules, update all
667 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
669 * ld-insn.c (load_insn_table): Accept %s as a function type.
671 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
673 * igen.c (print_itrace_prefix): Move printing of insn prefix to
675 (print_itrace_format): Drop printing of MY_NAME in instruction
676 trace. Printing of insn prefix moved.
677 (print_itrace): Ditto.
679 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
681 * gen-icache.c (print_icache_function_header): Pass
682 table_line_entry instead of separate file and line.
684 * table.c (table_entry_read): Set assembler source file/line-nr to
685 the current not initial file.
686 (table_entry_read): Fix line numbering of source files.
688 table.h (table_line_entry): New structure. Exactly specifies a
690 (table_*_entry): Add this to all.
692 table.c (table_entry_print_cpp_line_nr): Change to use values from
693 a table_line_entry struct.
694 (table_entry_read): Save table_line_entry in all structures read.
696 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
697 gen-model.c: Update all references.
699 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
701 * igen.c (print_my_defines): Define MY_NAME - a string. For
702 MY_PREFIX, undefine the name of the function incase some dumb
703 header defined it. it.
704 (print_itrace): Use MY_NAME not MY_PREFIX.
706 * lf.c (lf_write): New function write an N character buffer to the
709 * igen.c (print_itrace): When available, use the assembler to
710 print the insn-trace.
711 (print_itrace_prefix): New function, print first part of call to
713 (print_itrace_format): New function, print fmt argument for
716 * table.c (table_entry_read): Save any assembler lines instead of
719 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
721 * gen-icache.c (print_icache_body): Process immeds.
723 * gen-semantics.c (print_semantic_body): When computing NIA, skip
724 any immed words that follow the instruction word.
726 * ld-insn.c (parse_insn_format): Parse immeds appended to an
729 * igen.c (main): Allow any register to be specified as the zero
731 (semantic_zero_reg): Global, index to zero register.
733 * gen-semantics.c (print_semantic_body): Zero selected register.
735 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
737 * igen.h: Stop options and code gen type bit masks overlaping.
739 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
741 * gen-semantics.c (print_semantic_body): Incorrect test for
744 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
746 * gen-semantics.c (print_semantic_body): Use common sim-engine
749 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
751 * gen-semantics.c (print_semantic_body): Add code to clear r0.
753 * igen.c (main): Add new option zero-r0, which adds code to clear
756 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
758 * igen.c (print_itrace): Fix so line-nr is passed to trace
761 * gen-idecode.c (print_idecode_validate): Correct FP code.
763 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
765 (print_support_function_name): Ditto.
767 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
769 * igen.c (print_itrace): Call trace_one_insn to trace
770 instructions, rather than doing it directly.
772 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
774 * gen-engine.c (engine_switch_leaf): Remove extra %s.
775 (print_engine_floating_point_unavailable): Wrap in #ifdef
776 UNUSED/#endif, until somebody uses it.
778 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
780 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
782 (print_idecode_validate): Use long formats to print long values.
784 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
785 if we get an unexpected type.
787 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
789 * igen.c (print_itrace): Pass SD as well as CPU to calls to
792 * gen-support.c (gen_support_h): Always pass sim_cia cia to
794 (print_support_function_name): Ditto.
796 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
798 * gen-support.c (support_c_function): Remove unnecessary memset of
800 * gen-semantics.c (print_semantic_body): Wasn't closing
803 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
805 * ld-insn.c (load_insn_table): Report instructions that do not
806 have at least a format and name.
807 (insn_table_find_opcode_field): Check progress is being made.
809 * gen-support.c (support_c_function): Report empty function body.
811 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
813 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
815 (insn_table_expand_insns): Allow special rules to apply to groups
816 of instructions when all members of the group match the special
819 * gen-semantics.c (print_c_semantic): Ditto.
820 * igen.c (print_semantic_function_formal): Ditto.
821 (print_semantic_function_type): Ditto.
822 * igen.c (print_icache_function_formal): Ditto.
823 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
825 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
826 instruction_address type.
828 * gen-semantics.c (print_semantic_body): Call cpu_error when an
829 unimplemented instruction is encountered - gives the interpreter
830 the chance to stop correctly.
832 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
834 * igen.c (print_function_name): Allow dot's in instruction names.
836 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
838 * igen.c (main), igen.h: Support new option - delayed-branch -
839 generate code to drive a delayed branch processor.
841 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
843 * igen.c (print_icache_function_formal): Replace address_word with
845 (print_semantic_function_formal): Ditto.
846 (print_semantic_function_type): Ditto.
847 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
849 * gen-semantics.c (print_semantic_body): Ditto.
850 (print_c_semantic): Ditto.
852 * gen-support.c (support_c_function): Return a zeroed CIA instead
853 of just zero - works with any cia type.
855 * igen.c (print_itrace): For delayed branch case, print just the
858 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
860 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
862 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
864 * Makefile.in (INSTALL): Set to @INSTALL@.
865 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
867 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
869 * Makefile.in (INSTALL): Change install.sh to install-sh.
871 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
873 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
874 * gen-idecode.c (gen_idecode_c): Likewise.
875 * igen.c (gen_semantics_c): Likewise.
877 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
879 * gen-icache.c (print_icache_body): No longer define cpu/sd,
880 support.h now defines CPU/SD globally.
882 * gen-model.c (gen_model_h): Ditto.
884 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
886 (print_jump_until_stop_body): Ditto.
887 (print_idecode_validate): Ditto.
889 * gen-icache.c (print_icache_body): Ditto.
891 * gen-semantics.c (print_semantic_body): Ditto.
893 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
895 (print_icache_function_formal): Ditto.
897 * gen-support.c (print_support_function_name): Include sd/cpu arg
898 in support function argument list.
899 (support_c_function): Generate code to cpu/sd from sd/cpu.
900 (gen_support_h): Define _SD the argument prefix for all support
901 functions. Define SD/CPU to determine sd/cpu from value of _SD
904 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
906 * gen-support.c (gen_support_c): Update for renaming of engine to
910 * gen-idecode.c (gen_idecode_c): Ditto.
912 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
914 * ld-decode.c (load_decode_table): Rename slash to reserved.
915 (dump_decode_rule): Ditto.
917 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
918 reserved bit - and a `*' - wild card.
919 (parse_insn_format): Change is_slash to more informative reserved.
920 (dump_insn_field): Ditto.
921 (insn_field_is_constant): Ditto.
922 (insn_table_expand_opcode): Ditto.
924 * gen-idecode.c (print_idecode_validate): Make check_mask and
925 check_val the correct integer size.
926 (print_idecode_validate): Fix reserved bit check for 64 bit
929 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
931 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
932 `/' in bit fields. `/' denotes a wild bit.
934 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
936 * igen.h, igen.c (main): New options. Control generation of
937 conditional issue and slot verification code.
939 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
941 * gen-support.c (print_support_function_name): Prepend the global
942 name prefix when applicable. Provide #define to map the user
943 specified name the generated globaly unique one.
945 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
947 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
948 - reserved bits, floating point and slot validation - with a
949 #ifdef so that they are optional.
951 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
953 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
954 - report the error of a leaf node in the decision tree containing
955 several instructions.
956 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
957 (print_idecode_switch_leaf): Ditto.
959 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
960 print_idecode_invalid): Rename former to latter. Add argument so
961 that one function can generate all invalid instruction cases -
962 illegal, fp-unavailable, wrong-slot.
963 * gen-engine.c: Update.
965 * gen-idecode.c: Use print_idecode_invalid to generate a function
966 call for cases when fp-unavailable and the slot is wrong.
968 * gen-idecode.c (print_idecode_validate): New check, generate code
969 to verify that the instruction slot is correct.
971 * igen.c (main): Simplify options.
973 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
975 * igen.c (print_itrace): Remove source line reference for trace
976 code - let the user see the generated file.
977 (print_itrace): Print the trace code rather than reference a
980 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
982 * igen.c (print_semantic_function_actual): Pass either the
983 processor - smp - or the engine - mono - into semantic functions.
986 * gen-icache.c (print_icache_body): Dependant on smp, derive
987 processor from engine or engine from processor, and hence ensuring
988 that both are defined in all semantic functions.
990 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
992 * ld-insn.c (parse_insn_format): Make the width field optional.
993 If missing assume that the number of characters in the value
994 determines the number of bits in the field.
996 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
998 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
999 more useful error message.
1001 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1003 * misc.c (error): Output errors on stderr.
1005 * ld-insn.c (parse_insn_format): Skip any leading spaces.
1006 Verify the width of instructions being parsed.
1008 * table.c (table_entry_read): Parse CPP's convention for
1009 specifying original file name/line-nr.
1011 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
1013 * ld-insn.c (parse_insn_format): Allow trailing spaces in
1016 * Makefile.in: Create using ../ppc/Makefile.in as a starting
1018 * configure.in: Ditto vis ../ppc/configure.in
1020 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
1022 * gen-support.c (gen_support_c): Always include engine.h instead
1024 * gen-idecode.c (gen_idecode_c): Ditto.
1026 * words.h (instruction_word): Remove instruction_word - now
1028 (address_word): New. Used by igen.
1030 * lf.c (lf_print_function_type_function): New, pass a function to
1031 print out the type instead of a constant string.
1033 * igen.h, igen.c (print_semantic_function_formal,
1034 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
1035 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
1036 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
1037 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
1038 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
1039 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
1040 * gen-idecode.c (print_idecode_table): Update.
1041 (idecode_switch_leaf): Update.
1042 (print_idecode_switch_function_header): Ditto.
1043 (print_idecode_floating_point_unavailable): Ditto.
1044 (print_idecode_issue_function_header): Ditto.
1045 * igen.c (gen_icache_h): Ditto.
1046 * gen-engine.c (print_engine_table): Ditto.
1047 (engine_switch_leaf): Ditto.
1048 * gen-support.c (print_support_function_name): Ditto.
1049 * gen-semantics.c (print_semantic_function_header): Update.
1051 * gen-icache.c (print_icache_function_header): Update.
1052 (print_icache_function): Update.
1053 (print_icache_internal_function_declaration): Update.
1054 (print_icache_internal_function_definition): Update.
1056 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
1057 files, will at some stage need to move it into support.
1059 * igen.h, igen.c (main): New option -e <engine> - generate a full
1060 simulation engine. Previously this was the -d <idecode-file>
1062 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
1063 to clean these up so that that call upon the updated gen-idecode
1066 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
1067 generating a decode table.
1069 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
1071 * igen.h, igen.c (main): New option -M - Control what is returned
1072 by semantic functions - -1/NIA vs CIA+N/NIA. Add
1073 generate_semantic_returning_modified_nia_only to igen_code enum.
1074 * gen-semantics.c (print_semantic_body): As an alternative, make
1075 NIA == -1 instead of CIA+insn_size by default.
1077 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
1078 New option -P <prefix> - Prepend all generated functions with the
1080 (gen_idecode_c): Adjust.
1081 * gen-icache.c (print_icache_struct): Ditto.
1082 * gen-support.c (gen_support_c): Ditto.
1084 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1086 * igen.c (main): Correct usage. Missleading message about ucase
1087 options dumping internal tables. -F now includes rather then
1088 excludes instructions.
1090 * misc.h, misc.c (a2i): Make 64bit.
1092 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
1093 max to 64bits, expect trouble. Make the default 32 bits.
1094 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
1095 et.al. macro's to use the insn_bit_size instead of assuming 32
1097 * gen-icache.c (print_icache_extraction): Ditto.
1098 * gen-idecode.c (idecode_switch_start): Ditto.
1099 * gen-idecode.c (gen_idecode_c): Ditto
1101 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
1102 Indicates that the instruction field of the table is specifying
1103 bit widths instead of bit offsets.
1104 * ld-insn.c (parse_insn_format): Parse instruction fields
1107 * misc.c (a2i): Allow binary numbers to be specified using the
1109 * ld-insn.c: Allow such numbers to appear in the instruction
1112 * table.c (table_entry_read): Make // a valid comment character.
1113 (table_entry_read): Skip lines containing a leading " - these may
1114 eventually be used in a disasembler.
1116 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1118 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
1119 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
1120 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
1121 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
1122 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
1123 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
1124 from the ../ppc directory.
1126 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
1127 renaming from filter_filename.[hc]