1 Fri Dec 4 15:14:09 1998 Andrew Cagney <cagney@b1.cygnus.com>
3 * igen.c (main): Fix -Pitable=.
5 * gen-engine.c (print_run_body): Prefix instruction_address.
7 Wed Oct 28 18:12:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
9 * Makefile.in (SIM_WARNINGS): Update to match ../common/aclocal.m4
12 Wed Aug 12 10:55:28 1998 Frank Ch. Eigler <fche@cygnus.com>
14 * gen-icache.c (print_icache_extraction): #undef a generated
15 symbol before #define'ing it, to remove conflict with system
18 Wed Jul 29 10:07:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
20 * gen.c (gen_entry_expand_opcode): For conditional, fields. Fix
21 the extraction of the value from its source - both table and bit
24 Tue Jul 28 11:19:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
26 * ld-insn.c (parse_insn_word): For constant conditional strings,
27 encode their bit value.
29 * ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
30 operands to refer to fields in earlier instruction words.
32 * gen.c (sub_val): Replace field argument with val_last_pos.
33 (gen_entry_expand_opcode): Look in previous tables for a value for
34 a conditional field as well as the bits from the current table.
35 (insn_list_insert): Add sort key of instructions where
36 their operand fields have different conditionals.
37 (insn_field_cmp): New function.
39 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
41 * configure: Regenerated to track ../common/aclocal.m4 changes.
44 Sun Apr 26 15:20:08 1998 Tom Tromey <tromey@cygnus.com>
46 * acconfig.h: New file.
47 * configure.in: Reverted change of Apr 24; use sinclude again.
49 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
51 * configure: Regenerated to track ../common/aclocal.m4 changes.
54 Fri Apr 24 11:19:33 1998 Tom Tromey <tromey@cygnus.com>
56 * configure.in: Don't call sinclude.
58 Fri Apr 24 19:45:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
60 * gen-icache.c (print_icache_extraction): Do not type cast
63 * ld-insn.c (load_insn_table): Terminate error with NL.
65 * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
67 * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
70 Wed Apr 22 14:27:39 1998 Michael Meissner <meissner@cygnus.com>
72 * configure: Reconfigure to pick up ../common/aclocal.m4 changes
73 to suppress inlining by default.
75 Tue Apr 21 01:37:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
77 * gen-icache.c (print_icache_extraction): When generating #define
78 force the expression to the correct type.
80 Thu Apr 16 08:50:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
82 * misc.c (name2i): strlen returns an unsigned.
84 Tue Apr 14 19:04:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
86 * igen.h (struct igen_warn_options): Add unimplemented option.
87 * igen.c (main): Update
89 * ld-insn.c (load_insn_table): Report unimplemented functions.
91 Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
93 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
94 separator tokens when parsing a conditional.
96 * igen.h (main): Add option -S so that suffix can be specified.
98 Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
100 * igen.h (struct igen_trace_options): Add members insn_expansion
103 * igen.c (main): Add options -Gtrace-insn-expansion,
104 -Gtrace-insn-insertion and -Gtrace-all.
106 * gen.c (gen_entry_expand_insns): Trace each instruction as it is
107 selected for expansion.
108 (gen_entry_expand_opcode): Trace each expanded instruction as it
109 is inserted into the table.
111 Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
113 * ld-insn.c (parse_insn_word): Parse conditional operators.
114 (parse_insn_word): Verify field conditionals.
116 * ld-insn.h: Extend syntax to allow macros and field equality.
117 (struct insn_field_cond): Rename insn_field_exclusion, add type.
119 * gen.c (gen_entry_expand_opcode): Check type of conditional.
120 (insns_bit_useless): Ditto.
122 * ld-insn.c (parse_macro_record): New function.
124 Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
126 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
128 * ld-insn.c (parse_insn_word): Check instruction field type
129 correctly initialized.
130 (print_insn_words): Ditto.
131 (insn_field_type_to_str): Ditto.
132 (dump_insn_field): Ditto.
134 * gen.c (insns_bit_useless): Ditto.
136 Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
138 * gen.h, igen.c (print_include_inline, print_includes,
139 print_includes): New functions. Generate include list. For for
140 semantics et.al. generate CPP code to inline when
143 * igen.c (gen_semantics_c): Call print_includes.
144 * gen-engine.c (gen_engine_c): Ditto.
146 Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
148 * igen.h: (struct _igen_name_option): Replace with struct
149 igen_module_option. Contains both module prefix and suffix.
150 (INIT_OPTIONS): Initialize.
152 * igen.c (main): Update -P option to fill in full module info.
153 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
154 gen-support.c): Update.
156 Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
158 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
161 Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
163 * table.c (table_push): Redo, using stdio. Fixes NT native
164 problem with <CRLF>=><LF> translation...
166 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
168 * gen-engine.c (print_run_body): Re-extract the CIA after
169 processing any events.
171 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
173 * Makefile.in: Get SHELL from configure.
174 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
177 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
179 * igen.c: Pass sim_cia to trace_prefix.
181 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
183 * ld-insn.c (parse_function_record): Check models are valid.
184 (parse_function_record): Only discard function when no model is
187 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
189 * gen-engine.c (print_run_body): Always wrap generated idecode
190 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
192 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
194 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
195 discarded function warning.
197 * igen.c (main): Clarify -Wnodiscard.
199 * ld-insn.c (parse_function_record): For functions, allow use of
200 instruction style function model records
202 * ld-insn.h (nr_function_model_fields): Define.
204 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
206 * igen.c (print_itrace_prefix): Generate call to trace_prefix
207 instead of trace_one_insn.
208 (print_itrace): Generate trace_prefix call if any tracing enabled,
209 (print_itrace): Nest generated call to trace_generic inside
210 conditional for any tracing enabled.
211 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
213 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
215 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
216 * gen-icache.c (print_icache_body): Ditto.
217 * gen-idecode.c (print_idecode_ifetch): Ditto.
219 * gen-icache.c (print_icache_body): Mark successive instruction
222 * ld-insn.c (parse_insn_word): Only report insn-width problems
223 when warning enabled.
225 * igen.h: Add flag for warning about invalid instruction widths.
226 * igen.c: Parse -Wwidth option.
228 * gen-support.c (gen_support_h): Map instruction_word onto
229 <PREFIX>_instruction_word when needed.
230 (print_support_function_name): Use support prefix.
231 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
233 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
235 * gen-support.c (gen_support_h): Generate new macro CPU_.
237 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
239 * gen-engine.c (gen_engine_h): Don't assume a model is present.
240 (gen_engine_c): Ditto.
242 * igen.c (gen_run_c): Ditto.
244 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
245 CPU_CIA. Parameterize with CPU argument.
247 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
249 * gen.h (struct _gen_list): Replace processor with model.
251 * igen.c (gen_idecode_h): Update.
252 (gen_run_c): For generated switch, use model->full_name.
254 * gen.c (print_gen_entry_path): Ditto.
256 (gen_entry_expand_insns): Ditto.
257 (make_gen_tables): Ditto.
259 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
260 function sim_engine_run. Pass argument on to engine_run.
262 * gen-engine.c (print_engine_run_function_header): Add extra
263 argument `nr_cpus' to generated function engine_run.
264 (print_run_body): Fix SMP case.
266 * gen-support.c (support_c_function): Call sim_engine_abort when
267 internal function fails to long jump.
269 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
271 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
274 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
276 * gen-semantics.c (print_semantic_body): Fix handling of
277 hardwired zero register.
279 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
281 * igen.h (struct _igen_gen_options): Add member default_model.
283 * igen.c (gen_run_c): Default to the first machine in the
285 (main): Add MODEL parameter to gen-multi-sim option.
287 * gen.h (function_decl_type): Declare enum.
289 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
290 Make global, pass function_decl_type as argument.
291 (gen_engine_h, gen_engine_c): Update call.
293 * gen-idecode.c (print_idecode_issue_function_header),
294 gen-idecode.h: Pass function_decl_type as argument.
296 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
299 * igen.c (gen_run_c): For multi-sim, initialize globals
300 idecode_issue and engine_run.
302 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
304 * ld-insn.c (parse_insn_model_record): Allow multiple model names
305 to be specified in a single instruction model record.
306 (dump_insn_model_entry): Update.
308 * ld-insn.h (struct _insn_model_entry): Replace member name with
309 the filter names. Document syntax change.
311 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
313 * gen-engine.c (print_run_body): Add hooks for adding code before
314 and after an instruction has been issued.
316 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
318 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
319 `#ifdef 0' around this.
321 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
323 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
326 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
328 * ld-insn.h: Document mnemonic string format.
330 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
332 * gen-icache.c (print_icache_extraction): Force result of atol to
335 * ld-insn.c (parse_function_record): Separate handling of old and
336 ney fynction records.
337 (load_insn_table): For %s record, hack function name & type after
340 * filter.h (filter_is_subset): Reverse argument names, wrong
343 * ld-insn.c (load_insn_table): Move include code to.
344 (parse_include_record): New function. Check for filtering of
345 include statement by both flags and models.
346 (load_insn_table): Check for model filtering of cache and model
348 (parse_model_data_record): Check for model & flag filtering of
350 (parse_function_record): Check for model & flag filtering of
353 * ld-insn.h: Define record_filter_models_field. Add filter-models
354 field to all but instruction records.
355 (struct _function_entry, struct _cache_entry): Add models field.
356 (nr_function_fields): Make parm field mandatory.
358 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
360 * igen.c (main): Change -I option to -I<directory>. Add optional
361 size to -Ggen-icache option. Add -Gno-... support.
363 * igen.h (struct _igen_options): Add include field.
365 * ld-insn.c (enum insn_record_type, insn_type_map): Add
367 (load_insn_table): Call table_push when include record.
369 * table.c (struct _open table, struct table): Make table object an
370 indirect ptr to the current table file.
371 (current_line, new_table_entry, next_line): Make file arg type
373 (table_open): Use table_push.
374 (table_read): Point variable file at current table, at eof, pop
377 * table.h, table.c (table_push): New function.
379 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
381 * gen-semantics.c (print_semantic_body): Use CIA not
382 cia.ip. Escape newlines at end of generated call to
385 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
387 * igen.c (print_itrace): Output line-ref to igen source file when
388 generating trace statements.
389 (print_itrace_prefix, print_itrace_format): Escape newline at end
390 of each line of generated call to trace function.
392 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
394 * gen-support.c (gen_support_h): Generate #define NIA. Definition
395 dependant on gen-delayed-branch mode.
397 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
398 closing double quote in mnemonic field.
399 (parse_option_record): Add gen-delayed-branch option.
401 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
403 * gen.c (insn_list_insert): Missing \n in warning.
405 * ld-insn.c (load_insn_table): Only notify of discarded
406 instrctions when warn.discard enabled.
408 * igen.h: Add option.warn.discard, default enabled.
410 * igen.c (main): Add -Wnodiscard option.
412 * ld-insn.c (record_type): For old record type, check the number
413 of fields is correct.
414 (load_insn_table): Allow insn assembler and insn model records to
416 (parse_insn_model_record): Rename from parse_insn_model_records.
417 Parse only one record.
418 (parse_insn_mnemonic_record): Rename from
419 parse_insn_mnemonic_records. Parse only one record.
421 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
423 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
424 illegal zero-sized array.
425 (itable_print_set): likewise, avoid empty initializers.
427 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
429 * configure.in: i386-windows is a cross, so don't expect
430 libiberty to be there.
431 * configure: updated.
433 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
435 * igen.c (print_function_name): Put the format name after the
436 function / instruction name, not before.
437 (print_itrace): Better format trace code.
439 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
441 * gen.c (insns_bit_useless): Don't treat string fields restricted
442 to a range of values as useless.
444 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
446 * igen.c (gen_run_c): Handle non-multi-sim case.
448 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
451 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
453 * gen-semantics.c (print_semantic_body): Trace the instruction
454 after it has been validated.
455 (print_semantic_body): Count the instruction using sim-profile.
457 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
459 * gen-itable.c (gen_itable_h): Collect summary info on instruction
460 table when traversing it.
461 (gen_itable_h): Output an enum defining the max size of each of
462 the itable string members.
464 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
466 * igen.c (gen_run_c): New function. Generate sim_engine_run that
467 looks at the currently selected architecture.
469 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
470 one engine per model.
472 * gen-semantics.c, gen-icache.c gen-support.c:
475 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
476 returns a line at a time. Parse multi-word instructions. Add
479 * table.h, table.c: Simplify. Only parse a single line at a time.
480 ld-insn can handle the rest.
482 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
483 filter_is_common, filter_is_member, filter_next): New filter
485 (dump_filter): Ditto.
487 * gen.h, gen.c: New file. Takes the insn table and turns it into
488 a set of decode tables and semantic functions.
490 * ld-insn.c: Copy generator code from here.
493 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
495 * misc.h (NZALLOC): Allocate an N element array of TYPE.
497 * table.h, table.c: Simplify table parser so that it only
498 understands colon delimited lines and code blocks.
499 (table_read): Parse '{' ... '}' as a code block.
500 (table_print_code): New function, print out a code block to file.
501 (main): Add suport for standalone testing.
503 * ld-insn.h, ld-insn.c:
506 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
508 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
509 (print_jump_definition, print_jump, print_jump_internal_function,
510 print_jump_insn, print_jump_until_stop_body): Delete, moved to
513 * igen.c (print_itrace_format): Delete unused variable chp.
514 (gen-engine.h): Include.
516 * table.c (current_file_name, current_line_entry,
517 current_line_entry): Make static.
519 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
521 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
522 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
523 * configure.in: Include simulator common/aclocal.m4.
524 * configure.in: Add --enable-sim-warnings option.
525 * configure: Re-generate.
529 * Makefile.in (tmp-filter): New rule.
530 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
531 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
533 * gen.h, gen.c: New files.
535 * Makefile.in (gen.o, tmp-gen): New rules, update all
538 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
540 * ld-insn.c (load_insn_table): Accept %s as a function type.
542 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
544 * igen.c (print_itrace_prefix): Move printing of insn prefix to
546 (print_itrace_format): Drop printing of MY_NAME in instruction
547 trace. Printing of insn prefix moved.
548 (print_itrace): Ditto.
550 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
552 * gen-icache.c (print_icache_function_header): Pass
553 table_line_entry instead of separate file and line.
555 * table.c (table_entry_read): Set assembler source file/line-nr to
556 the current not initial file.
557 (table_entry_read): Fix line numbering of source files.
559 table.h (table_line_entry): New structure. Exactly specifies a
561 (table_*_entry): Add this to all.
563 table.c (table_entry_print_cpp_line_nr): Change to use values from
564 a table_line_entry struct.
565 (table_entry_read): Save table_line_entry in all structures read.
567 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
568 gen-model.c: Update all references.
570 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
572 * igen.c (print_my_defines): Define MY_NAME - a string. For
573 MY_PREFIX, undefine the name of the function incase some dumb
574 header defined it. it.
575 (print_itrace): Use MY_NAME not MY_PREFIX.
577 * lf.c (lf_write): New function write an N character buffer to the
580 * igen.c (print_itrace): When available, use the assembler to
581 print the insn-trace.
582 (print_itrace_prefix): New function, print first part of call to
584 (print_itrace_format): New function, print fmt argument for
587 * table.c (table_entry_read): Save any assembler lines instead of
590 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
592 * gen-icache.c (print_icache_body): Process immeds.
594 * gen-semantics.c (print_semantic_body): When computing NIA, skip
595 any immed words that follow the instruction word.
597 * ld-insn.c (parse_insn_format): Parse immeds appended to an
600 * igen.c (main): Allow any register to be specified as the zero
602 (semantic_zero_reg): Global, index to zero register.
604 * gen-semantics.c (print_semantic_body): Zero selected register.
606 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
608 * igen.h: Stop options and code gen type bit masks overlaping.
610 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
612 * gen-semantics.c (print_semantic_body): Incorrect test for
615 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
617 * gen-semantics.c (print_semantic_body): Use common sim-engine
620 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
622 * gen-semantics.c (print_semantic_body): Add code to clear r0.
624 * igen.c (main): Add new option zero-r0, which adds code to clear
627 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
629 * igen.c (print_itrace): Fix so line-nr is passed to trace
632 * gen-idecode.c (print_idecode_validate): Correct FP code.
634 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
636 (print_support_function_name): Ditto.
638 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
640 * igen.c (print_itrace): Call trace_one_insn to trace
641 instructions, rather than doing it directly.
643 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
645 * gen-engine.c (engine_switch_leaf): Remove extra %s.
646 (print_engine_floating_point_unavailable): Wrap in #ifdef
647 UNUSED/#endif, until somebody uses it.
649 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
651 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
653 (print_idecode_validate): Use long formats to print long values.
655 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
656 if we get an unexpected type.
658 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
660 * igen.c (print_itrace): Pass SD as well as CPU to calls to
663 * gen-support.c (gen_support_h): Always pass sim_cia cia to
665 (print_support_function_name): Ditto.
667 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
669 * gen-support.c (support_c_function): Remove unnecessary memset of
671 * gen-semantics.c (print_semantic_body): Wasn't closing
674 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
676 * ld-insn.c (load_insn_table): Report instructions that do not
677 have at least a format and name.
678 (insn_table_find_opcode_field): Check progress is being made.
680 * gen-support.c (support_c_function): Report empty function body.
682 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
684 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
686 (insn_table_expand_insns): Allow special rules to apply to groups
687 of instructions when all members of the group match the special
690 * gen-semantics.c (print_c_semantic): Ditto.
691 * igen.c (print_semantic_function_formal): Ditto.
692 (print_semantic_function_type): Ditto.
693 * igen.c (print_icache_function_formal): Ditto.
694 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
696 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
697 instruction_address type.
699 * gen-semantics.c (print_semantic_body): Call cpu_error when an
700 unimplemented instruction is encountered - gives the interpreter
701 the chance to stop correctly.
703 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
705 * igen.c (print_function_name): Allow dot's in instruction names.
707 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
709 * igen.c (main), igen.h: Support new option - delayed-branch -
710 generate code to drive a delayed branch processor.
712 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
714 * igen.c (print_icache_function_formal): Replace address_word with
716 (print_semantic_function_formal): Ditto.
717 (print_semantic_function_type): Ditto.
718 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
720 * gen-semantics.c (print_semantic_body): Ditto.
721 (print_c_semantic): Ditto.
723 * gen-support.c (support_c_function): Return a zeroed CIA instead
724 of just zero - works with any cia type.
726 * igen.c (print_itrace): For delayed branch case, print just the
729 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
731 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
733 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
735 * Makefile.in (INSTALL): Set to @INSTALL@.
736 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
738 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
740 * Makefile.in (INSTALL): Change install.sh to install-sh.
742 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
744 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
745 * gen-idecode.c (gen_idecode_c): Likewise.
746 * igen.c (gen_semantics_c): Likewise.
748 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
750 * gen-icache.c (print_icache_body): No longer define cpu/sd,
751 support.h now defines CPU/SD globally.
753 * gen-model.c (gen_model_h): Ditto.
755 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
757 (print_jump_until_stop_body): Ditto.
758 (print_idecode_validate): Ditto.
760 * gen-icache.c (print_icache_body): Ditto.
762 * gen-semantics.c (print_semantic_body): Ditto.
764 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
766 (print_icache_function_formal): Ditto.
768 * gen-support.c (print_support_function_name): Include sd/cpu arg
769 in support function argument list.
770 (support_c_function): Generate code to cpu/sd from sd/cpu.
771 (gen_support_h): Define _SD the argument prefix for all support
772 functions. Define SD/CPU to determine sd/cpu from value of _SD
775 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
777 * gen-support.c (gen_support_c): Update for renaming of engine to
781 * gen-idecode.c (gen_idecode_c): Ditto.
783 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
785 * ld-decode.c (load_decode_table): Rename slash to reserved.
786 (dump_decode_rule): Ditto.
788 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
789 reserved bit - and a `*' - wild card.
790 (parse_insn_format): Change is_slash to more informative reserved.
791 (dump_insn_field): Ditto.
792 (insn_field_is_constant): Ditto.
793 (insn_table_expand_opcode): Ditto.
795 * gen-idecode.c (print_idecode_validate): Make check_mask and
796 check_val the correct integer size.
797 (print_idecode_validate): Fix reserved bit check for 64 bit
800 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
802 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
803 `/' in bit fields. `/' denotes a wild bit.
805 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
807 * igen.h, igen.c (main): New options. Control generation of
808 conditional issue and slot verification code.
810 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
812 * gen-support.c (print_support_function_name): Prepend the global
813 name prefix when applicable. Provide #define to map the user
814 specified name the generated globaly unique one.
816 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
818 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
819 - reserved bits, floating point and slot validation - with a
820 #ifdef so that they are optional.
822 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
824 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
825 - report the error of a leaf node in the decision tree containing
826 several instructions.
827 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
828 (print_idecode_switch_leaf): Ditto.
830 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
831 print_idecode_invalid): Rename former to latter. Add argument so
832 that one function can generate all invalid instruction cases -
833 illegal, fp-unavailable, wrong-slot.
834 * gen-engine.c: Update.
836 * gen-idecode.c: Use print_idecode_invalid to generate a function
837 call for cases when fp-unavailable and the slot is wrong.
839 * gen-idecode.c (print_idecode_validate): New check, generate code
840 to verify that the instruction slot is correct.
842 * igen.c (main): Simplify options.
844 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
846 * igen.c (print_itrace): Remove source line reference for trace
847 code - let the user see the generated file.
848 (print_itrace): Print the trace code rather than reference a
851 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
853 * igen.c (print_semantic_function_actual): Pass either the
854 processor - smp - or the engine - mono - into semantic functions.
857 * gen-icache.c (print_icache_body): Dependant on smp, derive
858 processor from engine or engine from processor, and hence ensuring
859 that both are defined in all semantic functions.
861 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
863 * ld-insn.c (parse_insn_format): Make the width field optional.
864 If missing assume that the number of characters in the value
865 determines the number of bits in the field.
867 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
869 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
870 more useful error message.
872 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
874 * misc.c (error): Output errors on stderr.
876 * ld-insn.c (parse_insn_format): Skip any leading spaces.
877 Verify the width of instructions being parsed.
879 * table.c (table_entry_read): Parse CPP's convention for
880 specifying original file name/line-nr.
882 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
884 * ld-insn.c (parse_insn_format): Allow trailing spaces in
887 * Makefile.in: Create using ../ppc/Makefile.in as a starting
889 * configure.in: Ditto vis ../ppc/configure.in
891 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
893 * gen-support.c (gen_support_c): Always include engine.h instead
895 * gen-idecode.c (gen_idecode_c): Ditto.
897 * words.h (instruction_word): Remove instruction_word - now
899 (address_word): New. Used by igen.
901 * lf.c (lf_print_function_type_function): New, pass a function to
902 print out the type instead of a constant string.
904 * igen.h, igen.c (print_semantic_function_formal,
905 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
906 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
907 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
908 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
909 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
910 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
911 * gen-idecode.c (print_idecode_table): Update.
912 (idecode_switch_leaf): Update.
913 (print_idecode_switch_function_header): Ditto.
914 (print_idecode_floating_point_unavailable): Ditto.
915 (print_idecode_issue_function_header): Ditto.
916 * igen.c (gen_icache_h): Ditto.
917 * gen-engine.c (print_engine_table): Ditto.
918 (engine_switch_leaf): Ditto.
919 * gen-support.c (print_support_function_name): Ditto.
920 * gen-semantics.c (print_semantic_function_header): Update.
922 * gen-icache.c (print_icache_function_header): Update.
923 (print_icache_function): Update.
924 (print_icache_internal_function_declaration): Update.
925 (print_icache_internal_function_definition): Update.
927 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
928 files, will at some stage need to move it into support.
930 * igen.h, igen.c (main): New option -e <engine> - generate a full
931 simulation engine. Previously this was the -d <idecode-file>
933 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
934 to clean these up so that that call upon the updated gen-idecode
937 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
938 generating a decode table.
940 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
942 * igen.h, igen.c (main): New option -M - Control what is returned
943 by semantic functions - -1/NIA vs CIA+N/NIA. Add
944 generate_semantic_returning_modified_nia_only to igen_code enum.
945 * gen-semantics.c (print_semantic_body): As an alternative, make
946 NIA == -1 instead of CIA+insn_size by default.
948 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
949 New option -P <prefix> - Prepend all generated functions with the
951 (gen_idecode_c): Adjust.
952 * gen-icache.c (print_icache_struct): Ditto.
953 * gen-support.c (gen_support_c): Ditto.
955 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
957 * igen.c (main): Correct usage. Missleading message about ucase
958 options dumping internal tables. -F now includes rather then
959 excludes instructions.
961 * misc.h, misc.c (a2i): Make 64bit.
963 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
964 max to 64bits, expect trouble. Make the default 32 bits.
965 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
966 et.al. macro's to use the insn_bit_size instead of assuming 32
968 * gen-icache.c (print_icache_extraction): Ditto.
969 * gen-idecode.c (idecode_switch_start): Ditto.
970 * gen-idecode.c (gen_idecode_c): Ditto
972 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
973 Indicates that the instruction field of the table is specifying
974 bit widths instead of bit offsets.
975 * ld-insn.c (parse_insn_format): Parse instruction fields
978 * misc.c (a2i): Allow binary numbers to be specified using the
980 * ld-insn.c: Allow such numbers to appear in the instruction
983 * table.c (table_entry_read): Make // a valid comment character.
984 (table_entry_read): Skip lines containing a leading " - these may
985 eventually be used in a disasembler.
987 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
989 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
990 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
991 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
992 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
993 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
994 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
995 from the ../ppc directory.
997 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
998 renaming from filter_filename.[hc]