1 2002-06-17 Andrew Cagney <cagney@redhat.com>
3 * Makefile.in (BUILD_CFLAGS): Remove -O0.
5 2002-06-16 Andrew Cagney <ac131313@redhat.com>
7 * configure: Regenerated to track ../common/aclocal.m4 changes.
9 2002-06-03 Richard Henderson <rth@redhat.com>
11 * gen-engine.c (print_run_body): Avoid multi-line strings.
12 * lf.c (lf_print__gnu_copyleft): Likewise.
14 2002-05-01 Chris Demetriou <cgd@broadcom.com>
16 * igen.c: Use 'deprecated' rather than 'depreciated.'
18 2002-03-23 Andrew Cagney <ac131313@redhat.com>
20 * gen.c (format_name_cmp): New function.
21 (insn_list_insert): Use the instruction field name as an
22 additional key. Different field names indicate different
25 2002-03-07 Chris Demetriou <cgd@broadcom.com>
27 * igen.c (print_itrace_format): Add support for a new "%#lx" format.
29 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
31 * configure: Regenerated to track ../common/aclocal.m4 changes.
33 2000-04-12 Frank Ch. Eigler <fche@redhat.com>
35 * gen-semantics.c (print_semantic_body): Use GPR_CLEAR(N) instead
36 of GPR_SET(N,0) for gen-zero-rN.
38 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
40 * Makefile.in (SIM_WARNINGS): Replace this with.
41 (IGEN_WERROR_CFLAGS, IGEN_WARN_CFLAGS, WERROR_CFLAGS,
42 WARN_CFLAGS): With these.
43 (BUILD_CFLAGS): Update.
45 * configure: Regenerated to track ../common/aclocal.m4 changes.
47 1999-05-08 Felix Lee <flee@cygnus.com>
49 * configure: Regenerated to track ../common/aclocal.m4 changes.
51 Fri Dec 4 15:14:09 1998 Andrew Cagney <cagney@b1.cygnus.com>
53 * igen.c (main): Fix -Pitable=.
55 * gen-engine.c (print_run_body): Prefix instruction_address.
57 Wed Oct 28 18:12:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
59 * Makefile.in (SIM_WARNINGS): Update to match ../common/aclocal.m4
62 Wed Aug 12 10:55:28 1998 Frank Ch. Eigler <fche@cygnus.com>
64 * gen-icache.c (print_icache_extraction): #undef a generated
65 symbol before #define'ing it, to remove conflict with system
68 Wed Jul 29 10:07:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
70 * gen.c (gen_entry_expand_opcode): For conditional, fields. Fix
71 the extraction of the value from its source - both table and bit
74 Tue Jul 28 11:19:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
76 * ld-insn.c (parse_insn_word): For constant conditional strings,
77 encode their bit value.
79 * ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
80 operands to refer to fields in earlier instruction words.
82 * gen.c (sub_val): Replace field argument with val_last_pos.
83 (gen_entry_expand_opcode): Look in previous tables for a value for
84 a conditional field as well as the bits from the current table.
85 (insn_list_insert): Add sort key of instructions where
86 their operand fields have different conditionals.
87 (insn_field_cmp): New function.
89 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
91 * configure: Regenerated to track ../common/aclocal.m4 changes.
94 Sun Apr 26 15:20:08 1998 Tom Tromey <tromey@cygnus.com>
96 * acconfig.h: New file.
97 * configure.in: Reverted change of Apr 24; use sinclude again.
99 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
101 * configure: Regenerated to track ../common/aclocal.m4 changes.
104 Fri Apr 24 11:19:33 1998 Tom Tromey <tromey@cygnus.com>
106 * configure.in: Don't call sinclude.
108 Fri Apr 24 19:45:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
110 * gen-icache.c (print_icache_extraction): Do not type cast
113 * ld-insn.c (load_insn_table): Terminate error with NL.
115 * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
117 * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
120 Wed Apr 22 14:27:39 1998 Michael Meissner <meissner@cygnus.com>
122 * configure: Reconfigure to pick up ../common/aclocal.m4 changes
123 to suppress inlining by default.
125 Tue Apr 21 01:37:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
127 * gen-icache.c (print_icache_extraction): When generating #define
128 force the expression to the correct type.
130 Thu Apr 16 08:50:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
132 * misc.c (name2i): strlen returns an unsigned.
134 Tue Apr 14 19:04:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
136 * igen.h (struct igen_warn_options): Add unimplemented option.
137 * igen.c (main): Update
139 * ld-insn.c (load_insn_table): Report unimplemented functions.
141 Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
143 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
144 separator tokens when parsing a conditional.
146 * igen.h (main): Add option -S so that suffix can be specified.
148 Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
150 * igen.h (struct igen_trace_options): Add members insn_expansion
153 * igen.c (main): Add options -Gtrace-insn-expansion,
154 -Gtrace-insn-insertion and -Gtrace-all.
156 * gen.c (gen_entry_expand_insns): Trace each instruction as it is
157 selected for expansion.
158 (gen_entry_expand_opcode): Trace each expanded instruction as it
159 is inserted into the table.
161 Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
163 * ld-insn.c (parse_insn_word): Parse conditional operators.
164 (parse_insn_word): Verify field conditionals.
166 * ld-insn.h: Extend syntax to allow macros and field equality.
167 (struct insn_field_cond): Rename insn_field_exclusion, add type.
169 * gen.c (gen_entry_expand_opcode): Check type of conditional.
170 (insns_bit_useless): Ditto.
172 * ld-insn.c (parse_macro_record): New function.
174 Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
176 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
178 * ld-insn.c (parse_insn_word): Check instruction field type
179 correctly initialized.
180 (print_insn_words): Ditto.
181 (insn_field_type_to_str): Ditto.
182 (dump_insn_field): Ditto.
184 * gen.c (insns_bit_useless): Ditto.
186 Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
188 * gen.h, igen.c (print_include_inline, print_includes,
189 print_includes): New functions. Generate include list. For for
190 semantics et.al. generate CPP code to inline when
193 * igen.c (gen_semantics_c): Call print_includes.
194 * gen-engine.c (gen_engine_c): Ditto.
196 Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
198 * igen.h: (struct _igen_name_option): Replace with struct
199 igen_module_option. Contains both module prefix and suffix.
200 (INIT_OPTIONS): Initialize.
202 * igen.c (main): Update -P option to fill in full module info.
203 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
204 gen-support.c): Update.
206 Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
208 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
211 Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
213 * table.c (table_push): Redo, using stdio. Fixes NT native
214 problem with <CRLF>=><LF> translation...
216 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
218 * gen-engine.c (print_run_body): Re-extract the CIA after
219 processing any events.
221 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
223 * Makefile.in: Get SHELL from configure.
224 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
227 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
229 * igen.c: Pass sim_cia to trace_prefix.
231 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
233 * ld-insn.c (parse_function_record): Check models are valid.
234 (parse_function_record): Only discard function when no model is
237 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
239 * gen-engine.c (print_run_body): Always wrap generated idecode
240 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
242 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
244 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
245 discarded function warning.
247 * igen.c (main): Clarify -Wnodiscard.
249 * ld-insn.c (parse_function_record): For functions, allow use of
250 instruction style function model records
252 * ld-insn.h (nr_function_model_fields): Define.
254 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
256 * igen.c (print_itrace_prefix): Generate call to trace_prefix
257 instead of trace_one_insn.
258 (print_itrace): Generate trace_prefix call if any tracing enabled,
259 (print_itrace): Nest generated call to trace_generic inside
260 conditional for any tracing enabled.
261 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
263 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
265 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
266 * gen-icache.c (print_icache_body): Ditto.
267 * gen-idecode.c (print_idecode_ifetch): Ditto.
269 * gen-icache.c (print_icache_body): Mark successive instruction
272 * ld-insn.c (parse_insn_word): Only report insn-width problems
273 when warning enabled.
275 * igen.h: Add flag for warning about invalid instruction widths.
276 * igen.c: Parse -Wwidth option.
278 * gen-support.c (gen_support_h): Map instruction_word onto
279 <PREFIX>_instruction_word when needed.
280 (print_support_function_name): Use support prefix.
281 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
283 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
285 * gen-support.c (gen_support_h): Generate new macro CPU_.
287 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
289 * gen-engine.c (gen_engine_h): Don't assume a model is present.
290 (gen_engine_c): Ditto.
292 * igen.c (gen_run_c): Ditto.
294 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
295 CPU_CIA. Parameterize with CPU argument.
297 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
299 * gen.h (struct _gen_list): Replace processor with model.
301 * igen.c (gen_idecode_h): Update.
302 (gen_run_c): For generated switch, use model->full_name.
304 * gen.c (print_gen_entry_path): Ditto.
306 (gen_entry_expand_insns): Ditto.
307 (make_gen_tables): Ditto.
309 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
310 function sim_engine_run. Pass argument on to engine_run.
312 * gen-engine.c (print_engine_run_function_header): Add extra
313 argument `nr_cpus' to generated function engine_run.
314 (print_run_body): Fix SMP case.
316 * gen-support.c (support_c_function): Call sim_engine_abort when
317 internal function fails to long jump.
319 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
321 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
324 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
326 * gen-semantics.c (print_semantic_body): Fix handling of
327 hardwired zero register.
329 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
331 * igen.h (struct _igen_gen_options): Add member default_model.
333 * igen.c (gen_run_c): Default to the first machine in the
335 (main): Add MODEL parameter to gen-multi-sim option.
337 * gen.h (function_decl_type): Declare enum.
339 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
340 Make global, pass function_decl_type as argument.
341 (gen_engine_h, gen_engine_c): Update call.
343 * gen-idecode.c (print_idecode_issue_function_header),
344 gen-idecode.h: Pass function_decl_type as argument.
346 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
349 * igen.c (gen_run_c): For multi-sim, initialize globals
350 idecode_issue and engine_run.
352 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
354 * ld-insn.c (parse_insn_model_record): Allow multiple model names
355 to be specified in a single instruction model record.
356 (dump_insn_model_entry): Update.
358 * ld-insn.h (struct _insn_model_entry): Replace member name with
359 the filter names. Document syntax change.
361 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
363 * gen-engine.c (print_run_body): Add hooks for adding code before
364 and after an instruction has been issued.
366 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
368 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
369 `#ifdef 0' around this.
371 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
373 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
376 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
378 * ld-insn.h: Document mnemonic string format.
380 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
382 * gen-icache.c (print_icache_extraction): Force result of atol to
385 * ld-insn.c (parse_function_record): Separate handling of old and
386 ney fynction records.
387 (load_insn_table): For %s record, hack function name & type after
390 * filter.h (filter_is_subset): Reverse argument names, wrong
393 * ld-insn.c (load_insn_table): Move include code to.
394 (parse_include_record): New function. Check for filtering of
395 include statement by both flags and models.
396 (load_insn_table): Check for model filtering of cache and model
398 (parse_model_data_record): Check for model & flag filtering of
400 (parse_function_record): Check for model & flag filtering of
403 * ld-insn.h: Define record_filter_models_field. Add filter-models
404 field to all but instruction records.
405 (struct _function_entry, struct _cache_entry): Add models field.
406 (nr_function_fields): Make parm field mandatory.
408 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
410 * igen.c (main): Change -I option to -I<directory>. Add optional
411 size to -Ggen-icache option. Add -Gno-... support.
413 * igen.h (struct _igen_options): Add include field.
415 * ld-insn.c (enum insn_record_type, insn_type_map): Add
417 (load_insn_table): Call table_push when include record.
419 * table.c (struct _open table, struct table): Make table object an
420 indirect ptr to the current table file.
421 (current_line, new_table_entry, next_line): Make file arg type
423 (table_open): Use table_push.
424 (table_read): Point variable file at current table, at eof, pop
427 * table.h, table.c (table_push): New function.
429 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
431 * gen-semantics.c (print_semantic_body): Use CIA not
432 cia.ip. Escape newlines at end of generated call to
435 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
437 * igen.c (print_itrace): Output line-ref to igen source file when
438 generating trace statements.
439 (print_itrace_prefix, print_itrace_format): Escape newline at end
440 of each line of generated call to trace function.
442 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
444 * gen-support.c (gen_support_h): Generate #define NIA. Definition
445 dependant on gen-delayed-branch mode.
447 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
448 closing double quote in mnemonic field.
449 (parse_option_record): Add gen-delayed-branch option.
451 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
453 * gen.c (insn_list_insert): Missing \n in warning.
455 * ld-insn.c (load_insn_table): Only notify of discarded
456 instrctions when warn.discard enabled.
458 * igen.h: Add option.warn.discard, default enabled.
460 * igen.c (main): Add -Wnodiscard option.
462 * ld-insn.c (record_type): For old record type, check the number
463 of fields is correct.
464 (load_insn_table): Allow insn assembler and insn model records to
466 (parse_insn_model_record): Rename from parse_insn_model_records.
467 Parse only one record.
468 (parse_insn_mnemonic_record): Rename from
469 parse_insn_mnemonic_records. Parse only one record.
471 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
473 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
474 illegal zero-sized array.
475 (itable_print_set): likewise, avoid empty initializers.
477 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
479 * configure.in: i386-windows is a cross, so don't expect
480 libiberty to be there.
481 * configure: updated.
483 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
485 * igen.c (print_function_name): Put the format name after the
486 function / instruction name, not before.
487 (print_itrace): Better format trace code.
489 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
491 * gen.c (insns_bit_useless): Don't treat string fields restricted
492 to a range of values as useless.
494 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
496 * igen.c (gen_run_c): Handle non-multi-sim case.
498 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
501 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
503 * gen-semantics.c (print_semantic_body): Trace the instruction
504 after it has been validated.
505 (print_semantic_body): Count the instruction using sim-profile.
507 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
509 * gen-itable.c (gen_itable_h): Collect summary info on instruction
510 table when traversing it.
511 (gen_itable_h): Output an enum defining the max size of each of
512 the itable string members.
514 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
516 * igen.c (gen_run_c): New function. Generate sim_engine_run that
517 looks at the currently selected architecture.
519 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
520 one engine per model.
522 * gen-semantics.c, gen-icache.c gen-support.c:
525 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
526 returns a line at a time. Parse multi-word instructions. Add
529 * table.h, table.c: Simplify. Only parse a single line at a time.
530 ld-insn can handle the rest.
532 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
533 filter_is_common, filter_is_member, filter_next): New filter
535 (dump_filter): Ditto.
537 * gen.h, gen.c: New file. Takes the insn table and turns it into
538 a set of decode tables and semantic functions.
540 * ld-insn.c: Copy generator code from here.
543 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
545 * misc.h (NZALLOC): Allocate an N element array of TYPE.
547 * table.h, table.c: Simplify table parser so that it only
548 understands colon delimited lines and code blocks.
549 (table_read): Parse '{' ... '}' as a code block.
550 (table_print_code): New function, print out a code block to file.
551 (main): Add suport for standalone testing.
553 * ld-insn.h, ld-insn.c:
556 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
558 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
559 (print_jump_definition, print_jump, print_jump_internal_function,
560 print_jump_insn, print_jump_until_stop_body): Delete, moved to
563 * igen.c (print_itrace_format): Delete unused variable chp.
564 (gen-engine.h): Include.
566 * table.c (current_file_name, current_line_entry,
567 current_line_entry): Make static.
569 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
571 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
572 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
573 * configure.in: Include simulator common/aclocal.m4.
574 * configure.in: Add --enable-sim-warnings option.
575 * configure: Re-generate.
579 * Makefile.in (tmp-filter): New rule.
580 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
581 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
583 * gen.h, gen.c: New files.
585 * Makefile.in (gen.o, tmp-gen): New rules, update all
588 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
590 * ld-insn.c (load_insn_table): Accept %s as a function type.
592 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
594 * igen.c (print_itrace_prefix): Move printing of insn prefix to
596 (print_itrace_format): Drop printing of MY_NAME in instruction
597 trace. Printing of insn prefix moved.
598 (print_itrace): Ditto.
600 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
602 * gen-icache.c (print_icache_function_header): Pass
603 table_line_entry instead of separate file and line.
605 * table.c (table_entry_read): Set assembler source file/line-nr to
606 the current not initial file.
607 (table_entry_read): Fix line numbering of source files.
609 table.h (table_line_entry): New structure. Exactly specifies a
611 (table_*_entry): Add this to all.
613 table.c (table_entry_print_cpp_line_nr): Change to use values from
614 a table_line_entry struct.
615 (table_entry_read): Save table_line_entry in all structures read.
617 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
618 gen-model.c: Update all references.
620 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
622 * igen.c (print_my_defines): Define MY_NAME - a string. For
623 MY_PREFIX, undefine the name of the function incase some dumb
624 header defined it. it.
625 (print_itrace): Use MY_NAME not MY_PREFIX.
627 * lf.c (lf_write): New function write an N character buffer to the
630 * igen.c (print_itrace): When available, use the assembler to
631 print the insn-trace.
632 (print_itrace_prefix): New function, print first part of call to
634 (print_itrace_format): New function, print fmt argument for
637 * table.c (table_entry_read): Save any assembler lines instead of
640 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
642 * gen-icache.c (print_icache_body): Process immeds.
644 * gen-semantics.c (print_semantic_body): When computing NIA, skip
645 any immed words that follow the instruction word.
647 * ld-insn.c (parse_insn_format): Parse immeds appended to an
650 * igen.c (main): Allow any register to be specified as the zero
652 (semantic_zero_reg): Global, index to zero register.
654 * gen-semantics.c (print_semantic_body): Zero selected register.
656 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
658 * igen.h: Stop options and code gen type bit masks overlaping.
660 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
662 * gen-semantics.c (print_semantic_body): Incorrect test for
665 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
667 * gen-semantics.c (print_semantic_body): Use common sim-engine
670 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
672 * gen-semantics.c (print_semantic_body): Add code to clear r0.
674 * igen.c (main): Add new option zero-r0, which adds code to clear
677 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
679 * igen.c (print_itrace): Fix so line-nr is passed to trace
682 * gen-idecode.c (print_idecode_validate): Correct FP code.
684 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
686 (print_support_function_name): Ditto.
688 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
690 * igen.c (print_itrace): Call trace_one_insn to trace
691 instructions, rather than doing it directly.
693 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
695 * gen-engine.c (engine_switch_leaf): Remove extra %s.
696 (print_engine_floating_point_unavailable): Wrap in #ifdef
697 UNUSED/#endif, until somebody uses it.
699 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
701 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
703 (print_idecode_validate): Use long formats to print long values.
705 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
706 if we get an unexpected type.
708 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
710 * igen.c (print_itrace): Pass SD as well as CPU to calls to
713 * gen-support.c (gen_support_h): Always pass sim_cia cia to
715 (print_support_function_name): Ditto.
717 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
719 * gen-support.c (support_c_function): Remove unnecessary memset of
721 * gen-semantics.c (print_semantic_body): Wasn't closing
724 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
726 * ld-insn.c (load_insn_table): Report instructions that do not
727 have at least a format and name.
728 (insn_table_find_opcode_field): Check progress is being made.
730 * gen-support.c (support_c_function): Report empty function body.
732 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
734 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
736 (insn_table_expand_insns): Allow special rules to apply to groups
737 of instructions when all members of the group match the special
740 * gen-semantics.c (print_c_semantic): Ditto.
741 * igen.c (print_semantic_function_formal): Ditto.
742 (print_semantic_function_type): Ditto.
743 * igen.c (print_icache_function_formal): Ditto.
744 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
746 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
747 instruction_address type.
749 * gen-semantics.c (print_semantic_body): Call cpu_error when an
750 unimplemented instruction is encountered - gives the interpreter
751 the chance to stop correctly.
753 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
755 * igen.c (print_function_name): Allow dot's in instruction names.
757 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
759 * igen.c (main), igen.h: Support new option - delayed-branch -
760 generate code to drive a delayed branch processor.
762 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
764 * igen.c (print_icache_function_formal): Replace address_word with
766 (print_semantic_function_formal): Ditto.
767 (print_semantic_function_type): Ditto.
768 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
770 * gen-semantics.c (print_semantic_body): Ditto.
771 (print_c_semantic): Ditto.
773 * gen-support.c (support_c_function): Return a zeroed CIA instead
774 of just zero - works with any cia type.
776 * igen.c (print_itrace): For delayed branch case, print just the
779 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
781 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
783 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
785 * Makefile.in (INSTALL): Set to @INSTALL@.
786 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
788 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
790 * Makefile.in (INSTALL): Change install.sh to install-sh.
792 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
794 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
795 * gen-idecode.c (gen_idecode_c): Likewise.
796 * igen.c (gen_semantics_c): Likewise.
798 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
800 * gen-icache.c (print_icache_body): No longer define cpu/sd,
801 support.h now defines CPU/SD globally.
803 * gen-model.c (gen_model_h): Ditto.
805 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
807 (print_jump_until_stop_body): Ditto.
808 (print_idecode_validate): Ditto.
810 * gen-icache.c (print_icache_body): Ditto.
812 * gen-semantics.c (print_semantic_body): Ditto.
814 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
816 (print_icache_function_formal): Ditto.
818 * gen-support.c (print_support_function_name): Include sd/cpu arg
819 in support function argument list.
820 (support_c_function): Generate code to cpu/sd from sd/cpu.
821 (gen_support_h): Define _SD the argument prefix for all support
822 functions. Define SD/CPU to determine sd/cpu from value of _SD
825 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
827 * gen-support.c (gen_support_c): Update for renaming of engine to
831 * gen-idecode.c (gen_idecode_c): Ditto.
833 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
835 * ld-decode.c (load_decode_table): Rename slash to reserved.
836 (dump_decode_rule): Ditto.
838 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
839 reserved bit - and a `*' - wild card.
840 (parse_insn_format): Change is_slash to more informative reserved.
841 (dump_insn_field): Ditto.
842 (insn_field_is_constant): Ditto.
843 (insn_table_expand_opcode): Ditto.
845 * gen-idecode.c (print_idecode_validate): Make check_mask and
846 check_val the correct integer size.
847 (print_idecode_validate): Fix reserved bit check for 64 bit
850 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
852 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
853 `/' in bit fields. `/' denotes a wild bit.
855 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
857 * igen.h, igen.c (main): New options. Control generation of
858 conditional issue and slot verification code.
860 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
862 * gen-support.c (print_support_function_name): Prepend the global
863 name prefix when applicable. Provide #define to map the user
864 specified name the generated globaly unique one.
866 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
868 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
869 - reserved bits, floating point and slot validation - with a
870 #ifdef so that they are optional.
872 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
874 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
875 - report the error of a leaf node in the decision tree containing
876 several instructions.
877 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
878 (print_idecode_switch_leaf): Ditto.
880 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
881 print_idecode_invalid): Rename former to latter. Add argument so
882 that one function can generate all invalid instruction cases -
883 illegal, fp-unavailable, wrong-slot.
884 * gen-engine.c: Update.
886 * gen-idecode.c: Use print_idecode_invalid to generate a function
887 call for cases when fp-unavailable and the slot is wrong.
889 * gen-idecode.c (print_idecode_validate): New check, generate code
890 to verify that the instruction slot is correct.
892 * igen.c (main): Simplify options.
894 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
896 * igen.c (print_itrace): Remove source line reference for trace
897 code - let the user see the generated file.
898 (print_itrace): Print the trace code rather than reference a
901 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
903 * igen.c (print_semantic_function_actual): Pass either the
904 processor - smp - or the engine - mono - into semantic functions.
907 * gen-icache.c (print_icache_body): Dependant on smp, derive
908 processor from engine or engine from processor, and hence ensuring
909 that both are defined in all semantic functions.
911 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
913 * ld-insn.c (parse_insn_format): Make the width field optional.
914 If missing assume that the number of characters in the value
915 determines the number of bits in the field.
917 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
919 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
920 more useful error message.
922 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
924 * misc.c (error): Output errors on stderr.
926 * ld-insn.c (parse_insn_format): Skip any leading spaces.
927 Verify the width of instructions being parsed.
929 * table.c (table_entry_read): Parse CPP's convention for
930 specifying original file name/line-nr.
932 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
934 * ld-insn.c (parse_insn_format): Allow trailing spaces in
937 * Makefile.in: Create using ../ppc/Makefile.in as a starting
939 * configure.in: Ditto vis ../ppc/configure.in
941 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
943 * gen-support.c (gen_support_c): Always include engine.h instead
945 * gen-idecode.c (gen_idecode_c): Ditto.
947 * words.h (instruction_word): Remove instruction_word - now
949 (address_word): New. Used by igen.
951 * lf.c (lf_print_function_type_function): New, pass a function to
952 print out the type instead of a constant string.
954 * igen.h, igen.c (print_semantic_function_formal,
955 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
956 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
957 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
958 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
959 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
960 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
961 * gen-idecode.c (print_idecode_table): Update.
962 (idecode_switch_leaf): Update.
963 (print_idecode_switch_function_header): Ditto.
964 (print_idecode_floating_point_unavailable): Ditto.
965 (print_idecode_issue_function_header): Ditto.
966 * igen.c (gen_icache_h): Ditto.
967 * gen-engine.c (print_engine_table): Ditto.
968 (engine_switch_leaf): Ditto.
969 * gen-support.c (print_support_function_name): Ditto.
970 * gen-semantics.c (print_semantic_function_header): Update.
972 * gen-icache.c (print_icache_function_header): Update.
973 (print_icache_function): Update.
974 (print_icache_internal_function_declaration): Update.
975 (print_icache_internal_function_definition): Update.
977 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
978 files, will at some stage need to move it into support.
980 * igen.h, igen.c (main): New option -e <engine> - generate a full
981 simulation engine. Previously this was the -d <idecode-file>
983 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
984 to clean these up so that that call upon the updated gen-idecode
987 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
988 generating a decode table.
990 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
992 * igen.h, igen.c (main): New option -M - Control what is returned
993 by semantic functions - -1/NIA vs CIA+N/NIA. Add
994 generate_semantic_returning_modified_nia_only to igen_code enum.
995 * gen-semantics.c (print_semantic_body): As an alternative, make
996 NIA == -1 instead of CIA+insn_size by default.
998 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
999 New option -P <prefix> - Prepend all generated functions with the
1001 (gen_idecode_c): Adjust.
1002 * gen-icache.c (print_icache_struct): Ditto.
1003 * gen-support.c (gen_support_c): Ditto.
1005 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1007 * igen.c (main): Correct usage. Missleading message about ucase
1008 options dumping internal tables. -F now includes rather then
1009 excludes instructions.
1011 * misc.h, misc.c (a2i): Make 64bit.
1013 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
1014 max to 64bits, expect trouble. Make the default 32 bits.
1015 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
1016 et.al. macro's to use the insn_bit_size instead of assuming 32
1018 * gen-icache.c (print_icache_extraction): Ditto.
1019 * gen-idecode.c (idecode_switch_start): Ditto.
1020 * gen-idecode.c (gen_idecode_c): Ditto
1022 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
1023 Indicates that the instruction field of the table is specifying
1024 bit widths instead of bit offsets.
1025 * ld-insn.c (parse_insn_format): Parse instruction fields
1028 * misc.c (a2i): Allow binary numbers to be specified using the
1030 * ld-insn.c: Allow such numbers to appear in the instruction
1033 * table.c (table_entry_read): Make // a valid comment character.
1034 (table_entry_read): Skip lines containing a leading " - these may
1035 eventually be used in a disasembler.
1037 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1039 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
1040 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
1041 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
1042 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
1043 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
1044 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
1045 from the ../ppc directory.
1047 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
1048 renaming from filter_filename.[hc]