1 2002-08-28 Dave Brolley <brolley@redhat.com>
3 * gen-support.c (gen_support_h): Generate
4 '#define semantic_illegal <PREFIX>_semantic_illegal'.
6 2002-08-22 Chris Demetriou <cgd@broadcom.com>
8 * compare_igen_models: New script.
10 2002-06-17 Andrew Cagney <cagney@redhat.com>
12 * gen.c (gen_entry_expand_opcode): Initialize ``value'' to -1 and
14 * igen.c (main): Add default case to switch.
15 * gen-icache.c (print_icache_extraction): Ditto.
17 2002-06-17 Andrew Cagney <cagney@redhat.com>
19 * Makefile.in (BUILD_CFLAGS): Remove -O0.
21 2002-06-16 Andrew Cagney <ac131313@redhat.com>
23 * configure: Regenerated to track ../common/aclocal.m4 changes.
25 2002-06-03 Richard Henderson <rth@redhat.com>
27 * gen-engine.c (print_run_body): Avoid multi-line strings.
28 * lf.c (lf_print__gnu_copyleft): Likewise.
30 2002-05-01 Chris Demetriou <cgd@broadcom.com>
32 * igen.c: Use 'deprecated' rather than 'depreciated.'
34 2002-03-23 Andrew Cagney <ac131313@redhat.com>
36 * gen.c (format_name_cmp): New function.
37 (insn_list_insert): Use the instruction field name as an
38 additional key. Different field names indicate different
41 2002-03-07 Chris Demetriou <cgd@broadcom.com>
43 * igen.c (print_itrace_format): Add support for a new "%#lx" format.
45 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
47 * configure: Regenerated to track ../common/aclocal.m4 changes.
49 2000-04-12 Frank Ch. Eigler <fche@redhat.com>
51 * gen-semantics.c (print_semantic_body): Use GPR_CLEAR(N) instead
52 of GPR_SET(N,0) for gen-zero-rN.
54 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
56 * Makefile.in (SIM_WARNINGS): Replace this with.
57 (IGEN_WERROR_CFLAGS, IGEN_WARN_CFLAGS, WERROR_CFLAGS,
58 WARN_CFLAGS): With these.
59 (BUILD_CFLAGS): Update.
61 * configure: Regenerated to track ../common/aclocal.m4 changes.
63 1999-05-08 Felix Lee <flee@cygnus.com>
65 * configure: Regenerated to track ../common/aclocal.m4 changes.
67 Fri Dec 4 15:14:09 1998 Andrew Cagney <cagney@b1.cygnus.com>
69 * igen.c (main): Fix -Pitable=.
71 * gen-engine.c (print_run_body): Prefix instruction_address.
73 Wed Oct 28 18:12:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
75 * Makefile.in (SIM_WARNINGS): Update to match ../common/aclocal.m4
78 Wed Aug 12 10:55:28 1998 Frank Ch. Eigler <fche@cygnus.com>
80 * gen-icache.c (print_icache_extraction): #undef a generated
81 symbol before #define'ing it, to remove conflict with system
84 Wed Jul 29 10:07:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
86 * gen.c (gen_entry_expand_opcode): For conditional, fields. Fix
87 the extraction of the value from its source - both table and bit
90 Tue Jul 28 11:19:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
92 * ld-insn.c (parse_insn_word): For constant conditional strings,
93 encode their bit value.
95 * ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
96 operands to refer to fields in earlier instruction words.
98 * gen.c (sub_val): Replace field argument with val_last_pos.
99 (gen_entry_expand_opcode): Look in previous tables for a value for
100 a conditional field as well as the bits from the current table.
101 (insn_list_insert): Add sort key of instructions where
102 their operand fields have different conditionals.
103 (insn_field_cmp): New function.
105 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
107 * configure: Regenerated to track ../common/aclocal.m4 changes.
110 Sun Apr 26 15:20:08 1998 Tom Tromey <tromey@cygnus.com>
112 * acconfig.h: New file.
113 * configure.in: Reverted change of Apr 24; use sinclude again.
115 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
117 * configure: Regenerated to track ../common/aclocal.m4 changes.
120 Fri Apr 24 11:19:33 1998 Tom Tromey <tromey@cygnus.com>
122 * configure.in: Don't call sinclude.
124 Fri Apr 24 19:45:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
126 * gen-icache.c (print_icache_extraction): Do not type cast
129 * ld-insn.c (load_insn_table): Terminate error with NL.
131 * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
133 * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
136 Wed Apr 22 14:27:39 1998 Michael Meissner <meissner@cygnus.com>
138 * configure: Reconfigure to pick up ../common/aclocal.m4 changes
139 to suppress inlining by default.
141 Tue Apr 21 01:37:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
143 * gen-icache.c (print_icache_extraction): When generating #define
144 force the expression to the correct type.
146 Thu Apr 16 08:50:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
148 * misc.c (name2i): strlen returns an unsigned.
150 Tue Apr 14 19:04:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
152 * igen.h (struct igen_warn_options): Add unimplemented option.
153 * igen.c (main): Update
155 * ld-insn.c (load_insn_table): Report unimplemented functions.
157 Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
159 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
160 separator tokens when parsing a conditional.
162 * igen.h (main): Add option -S so that suffix can be specified.
164 Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
166 * igen.h (struct igen_trace_options): Add members insn_expansion
169 * igen.c (main): Add options -Gtrace-insn-expansion,
170 -Gtrace-insn-insertion and -Gtrace-all.
172 * gen.c (gen_entry_expand_insns): Trace each instruction as it is
173 selected for expansion.
174 (gen_entry_expand_opcode): Trace each expanded instruction as it
175 is inserted into the table.
177 Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
179 * ld-insn.c (parse_insn_word): Parse conditional operators.
180 (parse_insn_word): Verify field conditionals.
182 * ld-insn.h: Extend syntax to allow macros and field equality.
183 (struct insn_field_cond): Rename insn_field_exclusion, add type.
185 * gen.c (gen_entry_expand_opcode): Check type of conditional.
186 (insns_bit_useless): Ditto.
188 * ld-insn.c (parse_macro_record): New function.
190 Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
192 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
194 * ld-insn.c (parse_insn_word): Check instruction field type
195 correctly initialized.
196 (print_insn_words): Ditto.
197 (insn_field_type_to_str): Ditto.
198 (dump_insn_field): Ditto.
200 * gen.c (insns_bit_useless): Ditto.
202 Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
204 * gen.h, igen.c (print_include_inline, print_includes,
205 print_includes): New functions. Generate include list. For for
206 semantics et.al. generate CPP code to inline when
209 * igen.c (gen_semantics_c): Call print_includes.
210 * gen-engine.c (gen_engine_c): Ditto.
212 Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
214 * igen.h: (struct _igen_name_option): Replace with struct
215 igen_module_option. Contains both module prefix and suffix.
216 (INIT_OPTIONS): Initialize.
218 * igen.c (main): Update -P option to fill in full module info.
219 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
220 gen-support.c): Update.
222 Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
224 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
227 Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
229 * table.c (table_push): Redo, using stdio. Fixes NT native
230 problem with <CRLF>=><LF> translation...
232 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
234 * gen-engine.c (print_run_body): Re-extract the CIA after
235 processing any events.
237 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
239 * Makefile.in: Get SHELL from configure.
240 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
243 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
245 * igen.c: Pass sim_cia to trace_prefix.
247 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
249 * ld-insn.c (parse_function_record): Check models are valid.
250 (parse_function_record): Only discard function when no model is
253 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
255 * gen-engine.c (print_run_body): Always wrap generated idecode
256 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
258 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
260 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
261 discarded function warning.
263 * igen.c (main): Clarify -Wnodiscard.
265 * ld-insn.c (parse_function_record): For functions, allow use of
266 instruction style function model records
268 * ld-insn.h (nr_function_model_fields): Define.
270 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
272 * igen.c (print_itrace_prefix): Generate call to trace_prefix
273 instead of trace_one_insn.
274 (print_itrace): Generate trace_prefix call if any tracing enabled,
275 (print_itrace): Nest generated call to trace_generic inside
276 conditional for any tracing enabled.
277 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
279 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
281 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
282 * gen-icache.c (print_icache_body): Ditto.
283 * gen-idecode.c (print_idecode_ifetch): Ditto.
285 * gen-icache.c (print_icache_body): Mark successive instruction
288 * ld-insn.c (parse_insn_word): Only report insn-width problems
289 when warning enabled.
291 * igen.h: Add flag for warning about invalid instruction widths.
292 * igen.c: Parse -Wwidth option.
294 * gen-support.c (gen_support_h): Map instruction_word onto
295 <PREFIX>_instruction_word when needed.
296 (print_support_function_name): Use support prefix.
297 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
299 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
301 * gen-support.c (gen_support_h): Generate new macro CPU_.
303 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
305 * gen-engine.c (gen_engine_h): Don't assume a model is present.
306 (gen_engine_c): Ditto.
308 * igen.c (gen_run_c): Ditto.
310 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
311 CPU_CIA. Parameterize with CPU argument.
313 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
315 * gen.h (struct _gen_list): Replace processor with model.
317 * igen.c (gen_idecode_h): Update.
318 (gen_run_c): For generated switch, use model->full_name.
320 * gen.c (print_gen_entry_path): Ditto.
322 (gen_entry_expand_insns): Ditto.
323 (make_gen_tables): Ditto.
325 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
326 function sim_engine_run. Pass argument on to engine_run.
328 * gen-engine.c (print_engine_run_function_header): Add extra
329 argument `nr_cpus' to generated function engine_run.
330 (print_run_body): Fix SMP case.
332 * gen-support.c (support_c_function): Call sim_engine_abort when
333 internal function fails to long jump.
335 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
337 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
340 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
342 * gen-semantics.c (print_semantic_body): Fix handling of
343 hardwired zero register.
345 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
347 * igen.h (struct _igen_gen_options): Add member default_model.
349 * igen.c (gen_run_c): Default to the first machine in the
351 (main): Add MODEL parameter to gen-multi-sim option.
353 * gen.h (function_decl_type): Declare enum.
355 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
356 Make global, pass function_decl_type as argument.
357 (gen_engine_h, gen_engine_c): Update call.
359 * gen-idecode.c (print_idecode_issue_function_header),
360 gen-idecode.h: Pass function_decl_type as argument.
362 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
365 * igen.c (gen_run_c): For multi-sim, initialize globals
366 idecode_issue and engine_run.
368 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
370 * ld-insn.c (parse_insn_model_record): Allow multiple model names
371 to be specified in a single instruction model record.
372 (dump_insn_model_entry): Update.
374 * ld-insn.h (struct _insn_model_entry): Replace member name with
375 the filter names. Document syntax change.
377 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
379 * gen-engine.c (print_run_body): Add hooks for adding code before
380 and after an instruction has been issued.
382 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
384 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
385 `#ifdef 0' around this.
387 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
389 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
392 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
394 * ld-insn.h: Document mnemonic string format.
396 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
398 * gen-icache.c (print_icache_extraction): Force result of atol to
401 * ld-insn.c (parse_function_record): Separate handling of old and
402 ney fynction records.
403 (load_insn_table): For %s record, hack function name & type after
406 * filter.h (filter_is_subset): Reverse argument names, wrong
409 * ld-insn.c (load_insn_table): Move include code to.
410 (parse_include_record): New function. Check for filtering of
411 include statement by both flags and models.
412 (load_insn_table): Check for model filtering of cache and model
414 (parse_model_data_record): Check for model & flag filtering of
416 (parse_function_record): Check for model & flag filtering of
419 * ld-insn.h: Define record_filter_models_field. Add filter-models
420 field to all but instruction records.
421 (struct _function_entry, struct _cache_entry): Add models field.
422 (nr_function_fields): Make parm field mandatory.
424 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
426 * igen.c (main): Change -I option to -I<directory>. Add optional
427 size to -Ggen-icache option. Add -Gno-... support.
429 * igen.h (struct _igen_options): Add include field.
431 * ld-insn.c (enum insn_record_type, insn_type_map): Add
433 (load_insn_table): Call table_push when include record.
435 * table.c (struct _open table, struct table): Make table object an
436 indirect ptr to the current table file.
437 (current_line, new_table_entry, next_line): Make file arg type
439 (table_open): Use table_push.
440 (table_read): Point variable file at current table, at eof, pop
443 * table.h, table.c (table_push): New function.
445 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
447 * gen-semantics.c (print_semantic_body): Use CIA not
448 cia.ip. Escape newlines at end of generated call to
451 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
453 * igen.c (print_itrace): Output line-ref to igen source file when
454 generating trace statements.
455 (print_itrace_prefix, print_itrace_format): Escape newline at end
456 of each line of generated call to trace function.
458 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
460 * gen-support.c (gen_support_h): Generate #define NIA. Definition
461 dependant on gen-delayed-branch mode.
463 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
464 closing double quote in mnemonic field.
465 (parse_option_record): Add gen-delayed-branch option.
467 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
469 * gen.c (insn_list_insert): Missing \n in warning.
471 * ld-insn.c (load_insn_table): Only notify of discarded
472 instrctions when warn.discard enabled.
474 * igen.h: Add option.warn.discard, default enabled.
476 * igen.c (main): Add -Wnodiscard option.
478 * ld-insn.c (record_type): For old record type, check the number
479 of fields is correct.
480 (load_insn_table): Allow insn assembler and insn model records to
482 (parse_insn_model_record): Rename from parse_insn_model_records.
483 Parse only one record.
484 (parse_insn_mnemonic_record): Rename from
485 parse_insn_mnemonic_records. Parse only one record.
487 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
489 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
490 illegal zero-sized array.
491 (itable_print_set): likewise, avoid empty initializers.
493 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
495 * configure.in: i386-windows is a cross, so don't expect
496 libiberty to be there.
497 * configure: updated.
499 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
501 * igen.c (print_function_name): Put the format name after the
502 function / instruction name, not before.
503 (print_itrace): Better format trace code.
505 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
507 * gen.c (insns_bit_useless): Don't treat string fields restricted
508 to a range of values as useless.
510 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
512 * igen.c (gen_run_c): Handle non-multi-sim case.
514 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
517 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
519 * gen-semantics.c (print_semantic_body): Trace the instruction
520 after it has been validated.
521 (print_semantic_body): Count the instruction using sim-profile.
523 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
525 * gen-itable.c (gen_itable_h): Collect summary info on instruction
526 table when traversing it.
527 (gen_itable_h): Output an enum defining the max size of each of
528 the itable string members.
530 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
532 * igen.c (gen_run_c): New function. Generate sim_engine_run that
533 looks at the currently selected architecture.
535 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
536 one engine per model.
538 * gen-semantics.c, gen-icache.c gen-support.c:
541 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
542 returns a line at a time. Parse multi-word instructions. Add
545 * table.h, table.c: Simplify. Only parse a single line at a time.
546 ld-insn can handle the rest.
548 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
549 filter_is_common, filter_is_member, filter_next): New filter
551 (dump_filter): Ditto.
553 * gen.h, gen.c: New file. Takes the insn table and turns it into
554 a set of decode tables and semantic functions.
556 * ld-insn.c: Copy generator code from here.
559 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
561 * misc.h (NZALLOC): Allocate an N element array of TYPE.
563 * table.h, table.c: Simplify table parser so that it only
564 understands colon delimited lines and code blocks.
565 (table_read): Parse '{' ... '}' as a code block.
566 (table_print_code): New function, print out a code block to file.
567 (main): Add suport for standalone testing.
569 * ld-insn.h, ld-insn.c:
572 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
574 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
575 (print_jump_definition, print_jump, print_jump_internal_function,
576 print_jump_insn, print_jump_until_stop_body): Delete, moved to
579 * igen.c (print_itrace_format): Delete unused variable chp.
580 (gen-engine.h): Include.
582 * table.c (current_file_name, current_line_entry,
583 current_line_entry): Make static.
585 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
587 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
588 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
589 * configure.in: Include simulator common/aclocal.m4.
590 * configure.in: Add --enable-sim-warnings option.
591 * configure: Re-generate.
595 * Makefile.in (tmp-filter): New rule.
596 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
597 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
599 * gen.h, gen.c: New files.
601 * Makefile.in (gen.o, tmp-gen): New rules, update all
604 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
606 * ld-insn.c (load_insn_table): Accept %s as a function type.
608 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
610 * igen.c (print_itrace_prefix): Move printing of insn prefix to
612 (print_itrace_format): Drop printing of MY_NAME in instruction
613 trace. Printing of insn prefix moved.
614 (print_itrace): Ditto.
616 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
618 * gen-icache.c (print_icache_function_header): Pass
619 table_line_entry instead of separate file and line.
621 * table.c (table_entry_read): Set assembler source file/line-nr to
622 the current not initial file.
623 (table_entry_read): Fix line numbering of source files.
625 table.h (table_line_entry): New structure. Exactly specifies a
627 (table_*_entry): Add this to all.
629 table.c (table_entry_print_cpp_line_nr): Change to use values from
630 a table_line_entry struct.
631 (table_entry_read): Save table_line_entry in all structures read.
633 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
634 gen-model.c: Update all references.
636 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
638 * igen.c (print_my_defines): Define MY_NAME - a string. For
639 MY_PREFIX, undefine the name of the function incase some dumb
640 header defined it. it.
641 (print_itrace): Use MY_NAME not MY_PREFIX.
643 * lf.c (lf_write): New function write an N character buffer to the
646 * igen.c (print_itrace): When available, use the assembler to
647 print the insn-trace.
648 (print_itrace_prefix): New function, print first part of call to
650 (print_itrace_format): New function, print fmt argument for
653 * table.c (table_entry_read): Save any assembler lines instead of
656 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
658 * gen-icache.c (print_icache_body): Process immeds.
660 * gen-semantics.c (print_semantic_body): When computing NIA, skip
661 any immed words that follow the instruction word.
663 * ld-insn.c (parse_insn_format): Parse immeds appended to an
666 * igen.c (main): Allow any register to be specified as the zero
668 (semantic_zero_reg): Global, index to zero register.
670 * gen-semantics.c (print_semantic_body): Zero selected register.
672 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
674 * igen.h: Stop options and code gen type bit masks overlaping.
676 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
678 * gen-semantics.c (print_semantic_body): Incorrect test for
681 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
683 * gen-semantics.c (print_semantic_body): Use common sim-engine
686 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
688 * gen-semantics.c (print_semantic_body): Add code to clear r0.
690 * igen.c (main): Add new option zero-r0, which adds code to clear
693 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
695 * igen.c (print_itrace): Fix so line-nr is passed to trace
698 * gen-idecode.c (print_idecode_validate): Correct FP code.
700 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
702 (print_support_function_name): Ditto.
704 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
706 * igen.c (print_itrace): Call trace_one_insn to trace
707 instructions, rather than doing it directly.
709 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
711 * gen-engine.c (engine_switch_leaf): Remove extra %s.
712 (print_engine_floating_point_unavailable): Wrap in #ifdef
713 UNUSED/#endif, until somebody uses it.
715 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
717 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
719 (print_idecode_validate): Use long formats to print long values.
721 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
722 if we get an unexpected type.
724 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
726 * igen.c (print_itrace): Pass SD as well as CPU to calls to
729 * gen-support.c (gen_support_h): Always pass sim_cia cia to
731 (print_support_function_name): Ditto.
733 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
735 * gen-support.c (support_c_function): Remove unnecessary memset of
737 * gen-semantics.c (print_semantic_body): Wasn't closing
740 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
742 * ld-insn.c (load_insn_table): Report instructions that do not
743 have at least a format and name.
744 (insn_table_find_opcode_field): Check progress is being made.
746 * gen-support.c (support_c_function): Report empty function body.
748 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
750 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
752 (insn_table_expand_insns): Allow special rules to apply to groups
753 of instructions when all members of the group match the special
756 * gen-semantics.c (print_c_semantic): Ditto.
757 * igen.c (print_semantic_function_formal): Ditto.
758 (print_semantic_function_type): Ditto.
759 * igen.c (print_icache_function_formal): Ditto.
760 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
762 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
763 instruction_address type.
765 * gen-semantics.c (print_semantic_body): Call cpu_error when an
766 unimplemented instruction is encountered - gives the interpreter
767 the chance to stop correctly.
769 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
771 * igen.c (print_function_name): Allow dot's in instruction names.
773 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
775 * igen.c (main), igen.h: Support new option - delayed-branch -
776 generate code to drive a delayed branch processor.
778 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
780 * igen.c (print_icache_function_formal): Replace address_word with
782 (print_semantic_function_formal): Ditto.
783 (print_semantic_function_type): Ditto.
784 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
786 * gen-semantics.c (print_semantic_body): Ditto.
787 (print_c_semantic): Ditto.
789 * gen-support.c (support_c_function): Return a zeroed CIA instead
790 of just zero - works with any cia type.
792 * igen.c (print_itrace): For delayed branch case, print just the
795 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
797 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
799 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
801 * Makefile.in (INSTALL): Set to @INSTALL@.
802 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
804 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
806 * Makefile.in (INSTALL): Change install.sh to install-sh.
808 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
810 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
811 * gen-idecode.c (gen_idecode_c): Likewise.
812 * igen.c (gen_semantics_c): Likewise.
814 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
816 * gen-icache.c (print_icache_body): No longer define cpu/sd,
817 support.h now defines CPU/SD globally.
819 * gen-model.c (gen_model_h): Ditto.
821 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
823 (print_jump_until_stop_body): Ditto.
824 (print_idecode_validate): Ditto.
826 * gen-icache.c (print_icache_body): Ditto.
828 * gen-semantics.c (print_semantic_body): Ditto.
830 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
832 (print_icache_function_formal): Ditto.
834 * gen-support.c (print_support_function_name): Include sd/cpu arg
835 in support function argument list.
836 (support_c_function): Generate code to cpu/sd from sd/cpu.
837 (gen_support_h): Define _SD the argument prefix for all support
838 functions. Define SD/CPU to determine sd/cpu from value of _SD
841 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
843 * gen-support.c (gen_support_c): Update for renaming of engine to
847 * gen-idecode.c (gen_idecode_c): Ditto.
849 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
851 * ld-decode.c (load_decode_table): Rename slash to reserved.
852 (dump_decode_rule): Ditto.
854 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
855 reserved bit - and a `*' - wild card.
856 (parse_insn_format): Change is_slash to more informative reserved.
857 (dump_insn_field): Ditto.
858 (insn_field_is_constant): Ditto.
859 (insn_table_expand_opcode): Ditto.
861 * gen-idecode.c (print_idecode_validate): Make check_mask and
862 check_val the correct integer size.
863 (print_idecode_validate): Fix reserved bit check for 64 bit
866 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
868 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
869 `/' in bit fields. `/' denotes a wild bit.
871 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
873 * igen.h, igen.c (main): New options. Control generation of
874 conditional issue and slot verification code.
876 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
878 * gen-support.c (print_support_function_name): Prepend the global
879 name prefix when applicable. Provide #define to map the user
880 specified name the generated globaly unique one.
882 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
884 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
885 - reserved bits, floating point and slot validation - with a
886 #ifdef so that they are optional.
888 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
890 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
891 - report the error of a leaf node in the decision tree containing
892 several instructions.
893 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
894 (print_idecode_switch_leaf): Ditto.
896 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
897 print_idecode_invalid): Rename former to latter. Add argument so
898 that one function can generate all invalid instruction cases -
899 illegal, fp-unavailable, wrong-slot.
900 * gen-engine.c: Update.
902 * gen-idecode.c: Use print_idecode_invalid to generate a function
903 call for cases when fp-unavailable and the slot is wrong.
905 * gen-idecode.c (print_idecode_validate): New check, generate code
906 to verify that the instruction slot is correct.
908 * igen.c (main): Simplify options.
910 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
912 * igen.c (print_itrace): Remove source line reference for trace
913 code - let the user see the generated file.
914 (print_itrace): Print the trace code rather than reference a
917 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
919 * igen.c (print_semantic_function_actual): Pass either the
920 processor - smp - or the engine - mono - into semantic functions.
923 * gen-icache.c (print_icache_body): Dependant on smp, derive
924 processor from engine or engine from processor, and hence ensuring
925 that both are defined in all semantic functions.
927 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
929 * ld-insn.c (parse_insn_format): Make the width field optional.
930 If missing assume that the number of characters in the value
931 determines the number of bits in the field.
933 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
935 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
936 more useful error message.
938 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
940 * misc.c (error): Output errors on stderr.
942 * ld-insn.c (parse_insn_format): Skip any leading spaces.
943 Verify the width of instructions being parsed.
945 * table.c (table_entry_read): Parse CPP's convention for
946 specifying original file name/line-nr.
948 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
950 * ld-insn.c (parse_insn_format): Allow trailing spaces in
953 * Makefile.in: Create using ../ppc/Makefile.in as a starting
955 * configure.in: Ditto vis ../ppc/configure.in
957 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
959 * gen-support.c (gen_support_c): Always include engine.h instead
961 * gen-idecode.c (gen_idecode_c): Ditto.
963 * words.h (instruction_word): Remove instruction_word - now
965 (address_word): New. Used by igen.
967 * lf.c (lf_print_function_type_function): New, pass a function to
968 print out the type instead of a constant string.
970 * igen.h, igen.c (print_semantic_function_formal,
971 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
972 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
973 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
974 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
975 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
976 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
977 * gen-idecode.c (print_idecode_table): Update.
978 (idecode_switch_leaf): Update.
979 (print_idecode_switch_function_header): Ditto.
980 (print_idecode_floating_point_unavailable): Ditto.
981 (print_idecode_issue_function_header): Ditto.
982 * igen.c (gen_icache_h): Ditto.
983 * gen-engine.c (print_engine_table): Ditto.
984 (engine_switch_leaf): Ditto.
985 * gen-support.c (print_support_function_name): Ditto.
986 * gen-semantics.c (print_semantic_function_header): Update.
988 * gen-icache.c (print_icache_function_header): Update.
989 (print_icache_function): Update.
990 (print_icache_internal_function_declaration): Update.
991 (print_icache_internal_function_definition): Update.
993 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
994 files, will at some stage need to move it into support.
996 * igen.h, igen.c (main): New option -e <engine> - generate a full
997 simulation engine. Previously this was the -d <idecode-file>
999 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
1000 to clean these up so that that call upon the updated gen-idecode
1003 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
1004 generating a decode table.
1006 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
1008 * igen.h, igen.c (main): New option -M - Control what is returned
1009 by semantic functions - -1/NIA vs CIA+N/NIA. Add
1010 generate_semantic_returning_modified_nia_only to igen_code enum.
1011 * gen-semantics.c (print_semantic_body): As an alternative, make
1012 NIA == -1 instead of CIA+insn_size by default.
1014 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
1015 New option -P <prefix> - Prepend all generated functions with the
1017 (gen_idecode_c): Adjust.
1018 * gen-icache.c (print_icache_struct): Ditto.
1019 * gen-support.c (gen_support_c): Ditto.
1021 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1023 * igen.c (main): Correct usage. Missleading message about ucase
1024 options dumping internal tables. -F now includes rather then
1025 excludes instructions.
1027 * misc.h, misc.c (a2i): Make 64bit.
1029 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
1030 max to 64bits, expect trouble. Make the default 32 bits.
1031 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
1032 et.al. macro's to use the insn_bit_size instead of assuming 32
1034 * gen-icache.c (print_icache_extraction): Ditto.
1035 * gen-idecode.c (idecode_switch_start): Ditto.
1036 * gen-idecode.c (gen_idecode_c): Ditto
1038 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
1039 Indicates that the instruction field of the table is specifying
1040 bit widths instead of bit offsets.
1041 * ld-insn.c (parse_insn_format): Parse instruction fields
1044 * misc.c (a2i): Allow binary numbers to be specified using the
1046 * ld-insn.c: Allow such numbers to appear in the instruction
1049 * table.c (table_entry_read): Make // a valid comment character.
1050 (table_entry_read): Skip lines containing a leading " - these may
1051 eventually be used in a disasembler.
1053 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1055 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
1056 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
1057 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
1058 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
1059 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
1060 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
1061 from the ../ppc directory.
1063 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
1064 renaming from filter_filename.[hc]