1 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
3 * Makefile.in (SIM_WARNINGS): Replace this with.
4 (IGEN_WERROR_CFLAGS, IGEN_WARN_CFLAGS, WERROR_CFLAGS,
5 WARN_CFLAGS): With these.
6 (BUILD_CFLAGS): Update.
8 * configure: Regenerated to track ../common/aclocal.m4 changes.
10 1999-05-08 Felix Lee <flee@cygnus.com>
12 * configure: Regenerated to track ../common/aclocal.m4 changes.
14 Fri Dec 4 15:14:09 1998 Andrew Cagney <cagney@b1.cygnus.com>
16 * igen.c (main): Fix -Pitable=.
18 * gen-engine.c (print_run_body): Prefix instruction_address.
20 Wed Oct 28 18:12:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
22 * Makefile.in (SIM_WARNINGS): Update to match ../common/aclocal.m4
25 Wed Aug 12 10:55:28 1998 Frank Ch. Eigler <fche@cygnus.com>
27 * gen-icache.c (print_icache_extraction): #undef a generated
28 symbol before #define'ing it, to remove conflict with system
31 Wed Jul 29 10:07:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
33 * gen.c (gen_entry_expand_opcode): For conditional, fields. Fix
34 the extraction of the value from its source - both table and bit
37 Tue Jul 28 11:19:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
39 * ld-insn.c (parse_insn_word): For constant conditional strings,
40 encode their bit value.
42 * ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
43 operands to refer to fields in earlier instruction words.
45 * gen.c (sub_val): Replace field argument with val_last_pos.
46 (gen_entry_expand_opcode): Look in previous tables for a value for
47 a conditional field as well as the bits from the current table.
48 (insn_list_insert): Add sort key of instructions where
49 their operand fields have different conditionals.
50 (insn_field_cmp): New function.
52 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
54 * configure: Regenerated to track ../common/aclocal.m4 changes.
57 Sun Apr 26 15:20:08 1998 Tom Tromey <tromey@cygnus.com>
59 * acconfig.h: New file.
60 * configure.in: Reverted change of Apr 24; use sinclude again.
62 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
64 * configure: Regenerated to track ../common/aclocal.m4 changes.
67 Fri Apr 24 11:19:33 1998 Tom Tromey <tromey@cygnus.com>
69 * configure.in: Don't call sinclude.
71 Fri Apr 24 19:45:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
73 * gen-icache.c (print_icache_extraction): Do not type cast
76 * ld-insn.c (load_insn_table): Terminate error with NL.
78 * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
80 * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
83 Wed Apr 22 14:27:39 1998 Michael Meissner <meissner@cygnus.com>
85 * configure: Reconfigure to pick up ../common/aclocal.m4 changes
86 to suppress inlining by default.
88 Tue Apr 21 01:37:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
90 * gen-icache.c (print_icache_extraction): When generating #define
91 force the expression to the correct type.
93 Thu Apr 16 08:50:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
95 * misc.c (name2i): strlen returns an unsigned.
97 Tue Apr 14 19:04:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
99 * igen.h (struct igen_warn_options): Add unimplemented option.
100 * igen.c (main): Update
102 * ld-insn.c (load_insn_table): Report unimplemented functions.
104 Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
106 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
107 separator tokens when parsing a conditional.
109 * igen.h (main): Add option -S so that suffix can be specified.
111 Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
113 * igen.h (struct igen_trace_options): Add members insn_expansion
116 * igen.c (main): Add options -Gtrace-insn-expansion,
117 -Gtrace-insn-insertion and -Gtrace-all.
119 * gen.c (gen_entry_expand_insns): Trace each instruction as it is
120 selected for expansion.
121 (gen_entry_expand_opcode): Trace each expanded instruction as it
122 is inserted into the table.
124 Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
126 * ld-insn.c (parse_insn_word): Parse conditional operators.
127 (parse_insn_word): Verify field conditionals.
129 * ld-insn.h: Extend syntax to allow macros and field equality.
130 (struct insn_field_cond): Rename insn_field_exclusion, add type.
132 * gen.c (gen_entry_expand_opcode): Check type of conditional.
133 (insns_bit_useless): Ditto.
135 * ld-insn.c (parse_macro_record): New function.
137 Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
139 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
141 * ld-insn.c (parse_insn_word): Check instruction field type
142 correctly initialized.
143 (print_insn_words): Ditto.
144 (insn_field_type_to_str): Ditto.
145 (dump_insn_field): Ditto.
147 * gen.c (insns_bit_useless): Ditto.
149 Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
151 * gen.h, igen.c (print_include_inline, print_includes,
152 print_includes): New functions. Generate include list. For for
153 semantics et.al. generate CPP code to inline when
156 * igen.c (gen_semantics_c): Call print_includes.
157 * gen-engine.c (gen_engine_c): Ditto.
159 Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
161 * igen.h: (struct _igen_name_option): Replace with struct
162 igen_module_option. Contains both module prefix and suffix.
163 (INIT_OPTIONS): Initialize.
165 * igen.c (main): Update -P option to fill in full module info.
166 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
167 gen-support.c): Update.
169 Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
171 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
174 Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
176 * table.c (table_push): Redo, using stdio. Fixes NT native
177 problem with <CRLF>=><LF> translation...
179 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
181 * gen-engine.c (print_run_body): Re-extract the CIA after
182 processing any events.
184 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
186 * Makefile.in: Get SHELL from configure.
187 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
190 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
192 * igen.c: Pass sim_cia to trace_prefix.
194 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
196 * ld-insn.c (parse_function_record): Check models are valid.
197 (parse_function_record): Only discard function when no model is
200 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
202 * gen-engine.c (print_run_body): Always wrap generated idecode
203 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
205 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
207 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
208 discarded function warning.
210 * igen.c (main): Clarify -Wnodiscard.
212 * ld-insn.c (parse_function_record): For functions, allow use of
213 instruction style function model records
215 * ld-insn.h (nr_function_model_fields): Define.
217 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
219 * igen.c (print_itrace_prefix): Generate call to trace_prefix
220 instead of trace_one_insn.
221 (print_itrace): Generate trace_prefix call if any tracing enabled,
222 (print_itrace): Nest generated call to trace_generic inside
223 conditional for any tracing enabled.
224 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
226 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
228 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
229 * gen-icache.c (print_icache_body): Ditto.
230 * gen-idecode.c (print_idecode_ifetch): Ditto.
232 * gen-icache.c (print_icache_body): Mark successive instruction
235 * ld-insn.c (parse_insn_word): Only report insn-width problems
236 when warning enabled.
238 * igen.h: Add flag for warning about invalid instruction widths.
239 * igen.c: Parse -Wwidth option.
241 * gen-support.c (gen_support_h): Map instruction_word onto
242 <PREFIX>_instruction_word when needed.
243 (print_support_function_name): Use support prefix.
244 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
246 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
248 * gen-support.c (gen_support_h): Generate new macro CPU_.
250 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
252 * gen-engine.c (gen_engine_h): Don't assume a model is present.
253 (gen_engine_c): Ditto.
255 * igen.c (gen_run_c): Ditto.
257 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
258 CPU_CIA. Parameterize with CPU argument.
260 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
262 * gen.h (struct _gen_list): Replace processor with model.
264 * igen.c (gen_idecode_h): Update.
265 (gen_run_c): For generated switch, use model->full_name.
267 * gen.c (print_gen_entry_path): Ditto.
269 (gen_entry_expand_insns): Ditto.
270 (make_gen_tables): Ditto.
272 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
273 function sim_engine_run. Pass argument on to engine_run.
275 * gen-engine.c (print_engine_run_function_header): Add extra
276 argument `nr_cpus' to generated function engine_run.
277 (print_run_body): Fix SMP case.
279 * gen-support.c (support_c_function): Call sim_engine_abort when
280 internal function fails to long jump.
282 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
284 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
287 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
289 * gen-semantics.c (print_semantic_body): Fix handling of
290 hardwired zero register.
292 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
294 * igen.h (struct _igen_gen_options): Add member default_model.
296 * igen.c (gen_run_c): Default to the first machine in the
298 (main): Add MODEL parameter to gen-multi-sim option.
300 * gen.h (function_decl_type): Declare enum.
302 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
303 Make global, pass function_decl_type as argument.
304 (gen_engine_h, gen_engine_c): Update call.
306 * gen-idecode.c (print_idecode_issue_function_header),
307 gen-idecode.h: Pass function_decl_type as argument.
309 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
312 * igen.c (gen_run_c): For multi-sim, initialize globals
313 idecode_issue and engine_run.
315 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
317 * ld-insn.c (parse_insn_model_record): Allow multiple model names
318 to be specified in a single instruction model record.
319 (dump_insn_model_entry): Update.
321 * ld-insn.h (struct _insn_model_entry): Replace member name with
322 the filter names. Document syntax change.
324 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
326 * gen-engine.c (print_run_body): Add hooks for adding code before
327 and after an instruction has been issued.
329 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
331 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
332 `#ifdef 0' around this.
334 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
336 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
339 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
341 * ld-insn.h: Document mnemonic string format.
343 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
345 * gen-icache.c (print_icache_extraction): Force result of atol to
348 * ld-insn.c (parse_function_record): Separate handling of old and
349 ney fynction records.
350 (load_insn_table): For %s record, hack function name & type after
353 * filter.h (filter_is_subset): Reverse argument names, wrong
356 * ld-insn.c (load_insn_table): Move include code to.
357 (parse_include_record): New function. Check for filtering of
358 include statement by both flags and models.
359 (load_insn_table): Check for model filtering of cache and model
361 (parse_model_data_record): Check for model & flag filtering of
363 (parse_function_record): Check for model & flag filtering of
366 * ld-insn.h: Define record_filter_models_field. Add filter-models
367 field to all but instruction records.
368 (struct _function_entry, struct _cache_entry): Add models field.
369 (nr_function_fields): Make parm field mandatory.
371 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
373 * igen.c (main): Change -I option to -I<directory>. Add optional
374 size to -Ggen-icache option. Add -Gno-... support.
376 * igen.h (struct _igen_options): Add include field.
378 * ld-insn.c (enum insn_record_type, insn_type_map): Add
380 (load_insn_table): Call table_push when include record.
382 * table.c (struct _open table, struct table): Make table object an
383 indirect ptr to the current table file.
384 (current_line, new_table_entry, next_line): Make file arg type
386 (table_open): Use table_push.
387 (table_read): Point variable file at current table, at eof, pop
390 * table.h, table.c (table_push): New function.
392 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
394 * gen-semantics.c (print_semantic_body): Use CIA not
395 cia.ip. Escape newlines at end of generated call to
398 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
400 * igen.c (print_itrace): Output line-ref to igen source file when
401 generating trace statements.
402 (print_itrace_prefix, print_itrace_format): Escape newline at end
403 of each line of generated call to trace function.
405 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
407 * gen-support.c (gen_support_h): Generate #define NIA. Definition
408 dependant on gen-delayed-branch mode.
410 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
411 closing double quote in mnemonic field.
412 (parse_option_record): Add gen-delayed-branch option.
414 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
416 * gen.c (insn_list_insert): Missing \n in warning.
418 * ld-insn.c (load_insn_table): Only notify of discarded
419 instrctions when warn.discard enabled.
421 * igen.h: Add option.warn.discard, default enabled.
423 * igen.c (main): Add -Wnodiscard option.
425 * ld-insn.c (record_type): For old record type, check the number
426 of fields is correct.
427 (load_insn_table): Allow insn assembler and insn model records to
429 (parse_insn_model_record): Rename from parse_insn_model_records.
430 Parse only one record.
431 (parse_insn_mnemonic_record): Rename from
432 parse_insn_mnemonic_records. Parse only one record.
434 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
436 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
437 illegal zero-sized array.
438 (itable_print_set): likewise, avoid empty initializers.
440 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
442 * configure.in: i386-windows is a cross, so don't expect
443 libiberty to be there.
444 * configure: updated.
446 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
448 * igen.c (print_function_name): Put the format name after the
449 function / instruction name, not before.
450 (print_itrace): Better format trace code.
452 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
454 * gen.c (insns_bit_useless): Don't treat string fields restricted
455 to a range of values as useless.
457 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
459 * igen.c (gen_run_c): Handle non-multi-sim case.
461 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
464 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
466 * gen-semantics.c (print_semantic_body): Trace the instruction
467 after it has been validated.
468 (print_semantic_body): Count the instruction using sim-profile.
470 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
472 * gen-itable.c (gen_itable_h): Collect summary info on instruction
473 table when traversing it.
474 (gen_itable_h): Output an enum defining the max size of each of
475 the itable string members.
477 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
479 * igen.c (gen_run_c): New function. Generate sim_engine_run that
480 looks at the currently selected architecture.
482 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
483 one engine per model.
485 * gen-semantics.c, gen-icache.c gen-support.c:
488 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
489 returns a line at a time. Parse multi-word instructions. Add
492 * table.h, table.c: Simplify. Only parse a single line at a time.
493 ld-insn can handle the rest.
495 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
496 filter_is_common, filter_is_member, filter_next): New filter
498 (dump_filter): Ditto.
500 * gen.h, gen.c: New file. Takes the insn table and turns it into
501 a set of decode tables and semantic functions.
503 * ld-insn.c: Copy generator code from here.
506 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
508 * misc.h (NZALLOC): Allocate an N element array of TYPE.
510 * table.h, table.c: Simplify table parser so that it only
511 understands colon delimited lines and code blocks.
512 (table_read): Parse '{' ... '}' as a code block.
513 (table_print_code): New function, print out a code block to file.
514 (main): Add suport for standalone testing.
516 * ld-insn.h, ld-insn.c:
519 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
521 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
522 (print_jump_definition, print_jump, print_jump_internal_function,
523 print_jump_insn, print_jump_until_stop_body): Delete, moved to
526 * igen.c (print_itrace_format): Delete unused variable chp.
527 (gen-engine.h): Include.
529 * table.c (current_file_name, current_line_entry,
530 current_line_entry): Make static.
532 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
534 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
535 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
536 * configure.in: Include simulator common/aclocal.m4.
537 * configure.in: Add --enable-sim-warnings option.
538 * configure: Re-generate.
542 * Makefile.in (tmp-filter): New rule.
543 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
544 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
546 * gen.h, gen.c: New files.
548 * Makefile.in (gen.o, tmp-gen): New rules, update all
551 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
553 * ld-insn.c (load_insn_table): Accept %s as a function type.
555 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
557 * igen.c (print_itrace_prefix): Move printing of insn prefix to
559 (print_itrace_format): Drop printing of MY_NAME in instruction
560 trace. Printing of insn prefix moved.
561 (print_itrace): Ditto.
563 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
565 * gen-icache.c (print_icache_function_header): Pass
566 table_line_entry instead of separate file and line.
568 * table.c (table_entry_read): Set assembler source file/line-nr to
569 the current not initial file.
570 (table_entry_read): Fix line numbering of source files.
572 table.h (table_line_entry): New structure. Exactly specifies a
574 (table_*_entry): Add this to all.
576 table.c (table_entry_print_cpp_line_nr): Change to use values from
577 a table_line_entry struct.
578 (table_entry_read): Save table_line_entry in all structures read.
580 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
581 gen-model.c: Update all references.
583 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
585 * igen.c (print_my_defines): Define MY_NAME - a string. For
586 MY_PREFIX, undefine the name of the function incase some dumb
587 header defined it. it.
588 (print_itrace): Use MY_NAME not MY_PREFIX.
590 * lf.c (lf_write): New function write an N character buffer to the
593 * igen.c (print_itrace): When available, use the assembler to
594 print the insn-trace.
595 (print_itrace_prefix): New function, print first part of call to
597 (print_itrace_format): New function, print fmt argument for
600 * table.c (table_entry_read): Save any assembler lines instead of
603 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
605 * gen-icache.c (print_icache_body): Process immeds.
607 * gen-semantics.c (print_semantic_body): When computing NIA, skip
608 any immed words that follow the instruction word.
610 * ld-insn.c (parse_insn_format): Parse immeds appended to an
613 * igen.c (main): Allow any register to be specified as the zero
615 (semantic_zero_reg): Global, index to zero register.
617 * gen-semantics.c (print_semantic_body): Zero selected register.
619 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
621 * igen.h: Stop options and code gen type bit masks overlaping.
623 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
625 * gen-semantics.c (print_semantic_body): Incorrect test for
628 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
630 * gen-semantics.c (print_semantic_body): Use common sim-engine
633 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
635 * gen-semantics.c (print_semantic_body): Add code to clear r0.
637 * igen.c (main): Add new option zero-r0, which adds code to clear
640 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
642 * igen.c (print_itrace): Fix so line-nr is passed to trace
645 * gen-idecode.c (print_idecode_validate): Correct FP code.
647 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
649 (print_support_function_name): Ditto.
651 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
653 * igen.c (print_itrace): Call trace_one_insn to trace
654 instructions, rather than doing it directly.
656 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
658 * gen-engine.c (engine_switch_leaf): Remove extra %s.
659 (print_engine_floating_point_unavailable): Wrap in #ifdef
660 UNUSED/#endif, until somebody uses it.
662 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
664 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
666 (print_idecode_validate): Use long formats to print long values.
668 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
669 if we get an unexpected type.
671 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
673 * igen.c (print_itrace): Pass SD as well as CPU to calls to
676 * gen-support.c (gen_support_h): Always pass sim_cia cia to
678 (print_support_function_name): Ditto.
680 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
682 * gen-support.c (support_c_function): Remove unnecessary memset of
684 * gen-semantics.c (print_semantic_body): Wasn't closing
687 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
689 * ld-insn.c (load_insn_table): Report instructions that do not
690 have at least a format and name.
691 (insn_table_find_opcode_field): Check progress is being made.
693 * gen-support.c (support_c_function): Report empty function body.
695 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
697 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
699 (insn_table_expand_insns): Allow special rules to apply to groups
700 of instructions when all members of the group match the special
703 * gen-semantics.c (print_c_semantic): Ditto.
704 * igen.c (print_semantic_function_formal): Ditto.
705 (print_semantic_function_type): Ditto.
706 * igen.c (print_icache_function_formal): Ditto.
707 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
709 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
710 instruction_address type.
712 * gen-semantics.c (print_semantic_body): Call cpu_error when an
713 unimplemented instruction is encountered - gives the interpreter
714 the chance to stop correctly.
716 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
718 * igen.c (print_function_name): Allow dot's in instruction names.
720 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
722 * igen.c (main), igen.h: Support new option - delayed-branch -
723 generate code to drive a delayed branch processor.
725 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
727 * igen.c (print_icache_function_formal): Replace address_word with
729 (print_semantic_function_formal): Ditto.
730 (print_semantic_function_type): Ditto.
731 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
733 * gen-semantics.c (print_semantic_body): Ditto.
734 (print_c_semantic): Ditto.
736 * gen-support.c (support_c_function): Return a zeroed CIA instead
737 of just zero - works with any cia type.
739 * igen.c (print_itrace): For delayed branch case, print just the
742 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
744 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
746 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
748 * Makefile.in (INSTALL): Set to @INSTALL@.
749 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
751 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
753 * Makefile.in (INSTALL): Change install.sh to install-sh.
755 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
757 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
758 * gen-idecode.c (gen_idecode_c): Likewise.
759 * igen.c (gen_semantics_c): Likewise.
761 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
763 * gen-icache.c (print_icache_body): No longer define cpu/sd,
764 support.h now defines CPU/SD globally.
766 * gen-model.c (gen_model_h): Ditto.
768 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
770 (print_jump_until_stop_body): Ditto.
771 (print_idecode_validate): Ditto.
773 * gen-icache.c (print_icache_body): Ditto.
775 * gen-semantics.c (print_semantic_body): Ditto.
777 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
779 (print_icache_function_formal): Ditto.
781 * gen-support.c (print_support_function_name): Include sd/cpu arg
782 in support function argument list.
783 (support_c_function): Generate code to cpu/sd from sd/cpu.
784 (gen_support_h): Define _SD the argument prefix for all support
785 functions. Define SD/CPU to determine sd/cpu from value of _SD
788 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
790 * gen-support.c (gen_support_c): Update for renaming of engine to
794 * gen-idecode.c (gen_idecode_c): Ditto.
796 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
798 * ld-decode.c (load_decode_table): Rename slash to reserved.
799 (dump_decode_rule): Ditto.
801 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
802 reserved bit - and a `*' - wild card.
803 (parse_insn_format): Change is_slash to more informative reserved.
804 (dump_insn_field): Ditto.
805 (insn_field_is_constant): Ditto.
806 (insn_table_expand_opcode): Ditto.
808 * gen-idecode.c (print_idecode_validate): Make check_mask and
809 check_val the correct integer size.
810 (print_idecode_validate): Fix reserved bit check for 64 bit
813 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
815 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
816 `/' in bit fields. `/' denotes a wild bit.
818 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
820 * igen.h, igen.c (main): New options. Control generation of
821 conditional issue and slot verification code.
823 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
825 * gen-support.c (print_support_function_name): Prepend the global
826 name prefix when applicable. Provide #define to map the user
827 specified name the generated globaly unique one.
829 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
831 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
832 - reserved bits, floating point and slot validation - with a
833 #ifdef so that they are optional.
835 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
837 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
838 - report the error of a leaf node in the decision tree containing
839 several instructions.
840 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
841 (print_idecode_switch_leaf): Ditto.
843 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
844 print_idecode_invalid): Rename former to latter. Add argument so
845 that one function can generate all invalid instruction cases -
846 illegal, fp-unavailable, wrong-slot.
847 * gen-engine.c: Update.
849 * gen-idecode.c: Use print_idecode_invalid to generate a function
850 call for cases when fp-unavailable and the slot is wrong.
852 * gen-idecode.c (print_idecode_validate): New check, generate code
853 to verify that the instruction slot is correct.
855 * igen.c (main): Simplify options.
857 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
859 * igen.c (print_itrace): Remove source line reference for trace
860 code - let the user see the generated file.
861 (print_itrace): Print the trace code rather than reference a
864 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
866 * igen.c (print_semantic_function_actual): Pass either the
867 processor - smp - or the engine - mono - into semantic functions.
870 * gen-icache.c (print_icache_body): Dependant on smp, derive
871 processor from engine or engine from processor, and hence ensuring
872 that both are defined in all semantic functions.
874 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
876 * ld-insn.c (parse_insn_format): Make the width field optional.
877 If missing assume that the number of characters in the value
878 determines the number of bits in the field.
880 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
882 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
883 more useful error message.
885 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
887 * misc.c (error): Output errors on stderr.
889 * ld-insn.c (parse_insn_format): Skip any leading spaces.
890 Verify the width of instructions being parsed.
892 * table.c (table_entry_read): Parse CPP's convention for
893 specifying original file name/line-nr.
895 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
897 * ld-insn.c (parse_insn_format): Allow trailing spaces in
900 * Makefile.in: Create using ../ppc/Makefile.in as a starting
902 * configure.in: Ditto vis ../ppc/configure.in
904 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
906 * gen-support.c (gen_support_c): Always include engine.h instead
908 * gen-idecode.c (gen_idecode_c): Ditto.
910 * words.h (instruction_word): Remove instruction_word - now
912 (address_word): New. Used by igen.
914 * lf.c (lf_print_function_type_function): New, pass a function to
915 print out the type instead of a constant string.
917 * igen.h, igen.c (print_semantic_function_formal,
918 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
919 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
920 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
921 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
922 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
923 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
924 * gen-idecode.c (print_idecode_table): Update.
925 (idecode_switch_leaf): Update.
926 (print_idecode_switch_function_header): Ditto.
927 (print_idecode_floating_point_unavailable): Ditto.
928 (print_idecode_issue_function_header): Ditto.
929 * igen.c (gen_icache_h): Ditto.
930 * gen-engine.c (print_engine_table): Ditto.
931 (engine_switch_leaf): Ditto.
932 * gen-support.c (print_support_function_name): Ditto.
933 * gen-semantics.c (print_semantic_function_header): Update.
935 * gen-icache.c (print_icache_function_header): Update.
936 (print_icache_function): Update.
937 (print_icache_internal_function_declaration): Update.
938 (print_icache_internal_function_definition): Update.
940 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
941 files, will at some stage need to move it into support.
943 * igen.h, igen.c (main): New option -e <engine> - generate a full
944 simulation engine. Previously this was the -d <idecode-file>
946 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
947 to clean these up so that that call upon the updated gen-idecode
950 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
951 generating a decode table.
953 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
955 * igen.h, igen.c (main): New option -M - Control what is returned
956 by semantic functions - -1/NIA vs CIA+N/NIA. Add
957 generate_semantic_returning_modified_nia_only to igen_code enum.
958 * gen-semantics.c (print_semantic_body): As an alternative, make
959 NIA == -1 instead of CIA+insn_size by default.
961 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
962 New option -P <prefix> - Prepend all generated functions with the
964 (gen_idecode_c): Adjust.
965 * gen-icache.c (print_icache_struct): Ditto.
966 * gen-support.c (gen_support_c): Ditto.
968 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
970 * igen.c (main): Correct usage. Missleading message about ucase
971 options dumping internal tables. -F now includes rather then
972 excludes instructions.
974 * misc.h, misc.c (a2i): Make 64bit.
976 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
977 max to 64bits, expect trouble. Make the default 32 bits.
978 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
979 et.al. macro's to use the insn_bit_size instead of assuming 32
981 * gen-icache.c (print_icache_extraction): Ditto.
982 * gen-idecode.c (idecode_switch_start): Ditto.
983 * gen-idecode.c (gen_idecode_c): Ditto
985 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
986 Indicates that the instruction field of the table is specifying
987 bit widths instead of bit offsets.
988 * ld-insn.c (parse_insn_format): Parse instruction fields
991 * misc.c (a2i): Allow binary numbers to be specified using the
993 * ld-insn.c: Allow such numbers to appear in the instruction
996 * table.c (table_entry_read): Make // a valid comment character.
997 (table_entry_read): Skip lines containing a leading " - these may
998 eventually be used in a disasembler.
1000 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
1002 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
1003 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
1004 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
1005 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
1006 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
1007 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
1008 from the ../ppc directory.
1010 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
1011 renaming from filter_filename.[hc]