1 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
3 * configure: Regenerated to track ../common/aclocal.m4 changes.
6 Fri Apr 24 11:19:33 1998 Tom Tromey <tromey@cygnus.com>
8 * configure.in: Don't call sinclude.
10 Fri Apr 24 19:45:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
12 * gen-icache.c (print_icache_extraction): Do not type cast
15 * ld-insn.c (load_insn_table): Terminate error with NL.
17 * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
19 * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
22 Wed Apr 22 14:27:39 1998 Michael Meissner <meissner@cygnus.com>
24 * configure: Reconfigure to pick up ../common/aclocal.m4 changes
25 to suppress inlining by default.
27 Tue Apr 21 01:37:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
29 * gen-icache.c (print_icache_extraction): When generating #define
30 force the expression to the correct type.
32 Thu Apr 16 08:50:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
34 * misc.c (name2i): strlen returns an unsigned.
36 Tue Apr 14 19:04:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
38 * igen.h (struct igen_warn_options): Add unimplemented option.
39 * igen.c (main): Update
41 * ld-insn.c (load_insn_table): Report unimplemented functions.
43 Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
45 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
46 separator tokens when parsing a conditional.
48 * igen.h (main): Add option -S so that suffix can be specified.
50 Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
52 * igen.h (struct igen_trace_options): Add members insn_expansion
55 * igen.c (main): Add options -Gtrace-insn-expansion,
56 -Gtrace-insn-insertion and -Gtrace-all.
58 * gen.c (gen_entry_expand_insns): Trace each instruction as it is
59 selected for expansion.
60 (gen_entry_expand_opcode): Trace each expanded instruction as it
61 is inserted into the table.
63 Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
65 * ld-insn.c (parse_insn_word): Parse conditional operators.
66 (parse_insn_word): Verify field conditionals.
68 * ld-insn.h: Extend syntax to allow macros and field equality.
69 (struct insn_field_cond): Rename insn_field_exclusion, add type.
71 * gen.c (gen_entry_expand_opcode): Check type of conditional.
72 (insns_bit_useless): Ditto.
74 * ld-insn.c (parse_macro_record): New function.
76 Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
78 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
80 * ld-insn.c (parse_insn_word): Check instruction field type
81 correctly initialized.
82 (print_insn_words): Ditto.
83 (insn_field_type_to_str): Ditto.
84 (dump_insn_field): Ditto.
86 * gen.c (insns_bit_useless): Ditto.
88 Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
90 * gen.h, igen.c (print_include_inline, print_includes,
91 print_includes): New functions. Generate include list. For for
92 semantics et.al. generate CPP code to inline when
95 * igen.c (gen_semantics_c): Call print_includes.
96 * gen-engine.c (gen_engine_c): Ditto.
98 Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
100 * igen.h: (struct _igen_name_option): Replace with struct
101 igen_module_option. Contains both module prefix and suffix.
102 (INIT_OPTIONS): Initialize.
104 * igen.c (main): Update -P option to fill in full module info.
105 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
106 gen-support.c): Update.
108 Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
110 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
113 Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
115 * table.c (table_push): Redo, using stdio. Fixes NT native
116 problem with <CRLF>=><LF> translation...
118 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
120 * gen-engine.c (print_run_body): Re-extract the CIA after
121 processing any events.
123 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
125 * Makefile.in: Get SHELL from configure.
126 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
129 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
131 * igen.c: Pass sim_cia to trace_prefix.
133 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
135 * ld-insn.c (parse_function_record): Check models are valid.
136 (parse_function_record): Only discard function when no model is
139 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
141 * gen-engine.c (print_run_body): Always wrap generated idecode
142 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
144 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
146 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
147 discarded function warning.
149 * igen.c (main): Clarify -Wnodiscard.
151 * ld-insn.c (parse_function_record): For functions, allow use of
152 instruction style function model records
154 * ld-insn.h (nr_function_model_fields): Define.
156 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
158 * igen.c (print_itrace_prefix): Generate call to trace_prefix
159 instead of trace_one_insn.
160 (print_itrace): Generate trace_prefix call if any tracing enabled,
161 (print_itrace): Nest generated call to trace_generic inside
162 conditional for any tracing enabled.
163 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
165 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
167 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
168 * gen-icache.c (print_icache_body): Ditto.
169 * gen-idecode.c (print_idecode_ifetch): Ditto.
171 * gen-icache.c (print_icache_body): Mark successive instruction
174 * ld-insn.c (parse_insn_word): Only report insn-width problems
175 when warning enabled.
177 * igen.h: Add flag for warning about invalid instruction widths.
178 * igen.c: Parse -Wwidth option.
180 * gen-support.c (gen_support_h): Map instruction_word onto
181 <PREFIX>_instruction_word when needed.
182 (print_support_function_name): Use support prefix.
183 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
185 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
187 * gen-support.c (gen_support_h): Generate new macro CPU_.
189 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
191 * gen-engine.c (gen_engine_h): Don't assume a model is present.
192 (gen_engine_c): Ditto.
194 * igen.c (gen_run_c): Ditto.
196 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
197 CPU_CIA. Parameterize with CPU argument.
199 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
201 * gen.h (struct _gen_list): Replace processor with model.
203 * igen.c (gen_idecode_h): Update.
204 (gen_run_c): For generated switch, use model->full_name.
206 * gen.c (print_gen_entry_path): Ditto.
208 (gen_entry_expand_insns): Ditto.
209 (make_gen_tables): Ditto.
211 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
212 function sim_engine_run. Pass argument on to engine_run.
214 * gen-engine.c (print_engine_run_function_header): Add extra
215 argument `nr_cpus' to generated function engine_run.
216 (print_run_body): Fix SMP case.
218 * gen-support.c (support_c_function): Call sim_engine_abort when
219 internal function fails to long jump.
221 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
223 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
226 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
228 * gen-semantics.c (print_semantic_body): Fix handling of
229 hardwired zero register.
231 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
233 * igen.h (struct _igen_gen_options): Add member default_model.
235 * igen.c (gen_run_c): Default to the first machine in the
237 (main): Add MODEL parameter to gen-multi-sim option.
239 * gen.h (function_decl_type): Declare enum.
241 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
242 Make global, pass function_decl_type as argument.
243 (gen_engine_h, gen_engine_c): Update call.
245 * gen-idecode.c (print_idecode_issue_function_header),
246 gen-idecode.h: Pass function_decl_type as argument.
248 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
251 * igen.c (gen_run_c): For multi-sim, initialize globals
252 idecode_issue and engine_run.
254 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
256 * ld-insn.c (parse_insn_model_record): Allow multiple model names
257 to be specified in a single instruction model record.
258 (dump_insn_model_entry): Update.
260 * ld-insn.h (struct _insn_model_entry): Replace member name with
261 the filter names. Document syntax change.
263 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
265 * gen-engine.c (print_run_body): Add hooks for adding code before
266 and after an instruction has been issued.
268 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
270 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
271 `#ifdef 0' around this.
273 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
275 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
278 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
280 * ld-insn.h: Document mnemonic string format.
282 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
284 * gen-icache.c (print_icache_extraction): Force result of atol to
287 * ld-insn.c (parse_function_record): Separate handling of old and
288 ney fynction records.
289 (load_insn_table): For %s record, hack function name & type after
292 * filter.h (filter_is_subset): Reverse argument names, wrong
295 * ld-insn.c (load_insn_table): Move include code to.
296 (parse_include_record): New function. Check for filtering of
297 include statement by both flags and models.
298 (load_insn_table): Check for model filtering of cache and model
300 (parse_model_data_record): Check for model & flag filtering of
302 (parse_function_record): Check for model & flag filtering of
305 * ld-insn.h: Define record_filter_models_field. Add filter-models
306 field to all but instruction records.
307 (struct _function_entry, struct _cache_entry): Add models field.
308 (nr_function_fields): Make parm field mandatory.
310 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
312 * igen.c (main): Change -I option to -I<directory>. Add optional
313 size to -Ggen-icache option. Add -Gno-... support.
315 * igen.h (struct _igen_options): Add include field.
317 * ld-insn.c (enum insn_record_type, insn_type_map): Add
319 (load_insn_table): Call table_push when include record.
321 * table.c (struct _open table, struct table): Make table object an
322 indirect ptr to the current table file.
323 (current_line, new_table_entry, next_line): Make file arg type
325 (table_open): Use table_push.
326 (table_read): Point variable file at current table, at eof, pop
329 * table.h, table.c (table_push): New function.
331 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
333 * gen-semantics.c (print_semantic_body): Use CIA not
334 cia.ip. Escape newlines at end of generated call to
337 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
339 * igen.c (print_itrace): Output line-ref to igen source file when
340 generating trace statements.
341 (print_itrace_prefix, print_itrace_format): Escape newline at end
342 of each line of generated call to trace function.
344 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
346 * gen-support.c (gen_support_h): Generate #define NIA. Definition
347 dependant on gen-delayed-branch mode.
349 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
350 closing double quote in mnemonic field.
351 (parse_option_record): Add gen-delayed-branch option.
353 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
355 * gen.c (insn_list_insert): Missing \n in warning.
357 * ld-insn.c (load_insn_table): Only notify of discarded
358 instrctions when warn.discard enabled.
360 * igen.h: Add option.warn.discard, default enabled.
362 * igen.c (main): Add -Wnodiscard option.
364 * ld-insn.c (record_type): For old record type, check the number
365 of fields is correct.
366 (load_insn_table): Allow insn assembler and insn model records to
368 (parse_insn_model_record): Rename from parse_insn_model_records.
369 Parse only one record.
370 (parse_insn_mnemonic_record): Rename from
371 parse_insn_mnemonic_records. Parse only one record.
373 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
375 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
376 illegal zero-sized array.
377 (itable_print_set): likewise, avoid empty initializers.
379 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
381 * configure.in: i386-windows is a cross, so don't expect
382 libiberty to be there.
383 * configure: updated.
385 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
387 * igen.c (print_function_name): Put the format name after the
388 function / instruction name, not before.
389 (print_itrace): Better format trace code.
391 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
393 * gen.c (insns_bit_useless): Don't treat string fields restricted
394 to a range of values as useless.
396 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
398 * igen.c (gen_run_c): Handle non-multi-sim case.
400 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
403 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
405 * gen-semantics.c (print_semantic_body): Trace the instruction
406 after it has been validated.
407 (print_semantic_body): Count the instruction using sim-profile.
409 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
411 * gen-itable.c (gen_itable_h): Collect summary info on instruction
412 table when traversing it.
413 (gen_itable_h): Output an enum defining the max size of each of
414 the itable string members.
416 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
418 * igen.c (gen_run_c): New function. Generate sim_engine_run that
419 looks at the currently selected architecture.
421 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
422 one engine per model.
424 * gen-semantics.c, gen-icache.c gen-support.c:
427 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
428 returns a line at a time. Parse multi-word instructions. Add
431 * table.h, table.c: Simplify. Only parse a single line at a time.
432 ld-insn can handle the rest.
434 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
435 filter_is_common, filter_is_member, filter_next): New filter
437 (dump_filter): Ditto.
439 * gen.h, gen.c: New file. Takes the insn table and turns it into
440 a set of decode tables and semantic functions.
442 * ld-insn.c: Copy generator code from here.
445 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
447 * misc.h (NZALLOC): Allocate an N element array of TYPE.
449 * table.h, table.c: Simplify table parser so that it only
450 understands colon delimited lines and code blocks.
451 (table_read): Parse '{' ... '}' as a code block.
452 (table_print_code): New function, print out a code block to file.
453 (main): Add suport for standalone testing.
455 * ld-insn.h, ld-insn.c:
458 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
460 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
461 (print_jump_definition, print_jump, print_jump_internal_function,
462 print_jump_insn, print_jump_until_stop_body): Delete, moved to
465 * igen.c (print_itrace_format): Delete unused variable chp.
466 (gen-engine.h): Include.
468 * table.c (current_file_name, current_line_entry,
469 current_line_entry): Make static.
471 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
473 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
474 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
475 * configure.in: Include simulator common/aclocal.m4.
476 * configure.in: Add --enable-sim-warnings option.
477 * configure: Re-generate.
481 * Makefile.in (tmp-filter): New rule.
482 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
483 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
485 * gen.h, gen.c: New files.
487 * Makefile.in (gen.o, tmp-gen): New rules, update all
490 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
492 * ld-insn.c (load_insn_table): Accept %s as a function type.
494 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
496 * igen.c (print_itrace_prefix): Move printing of insn prefix to
498 (print_itrace_format): Drop printing of MY_NAME in instruction
499 trace. Printing of insn prefix moved.
500 (print_itrace): Ditto.
502 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
504 * gen-icache.c (print_icache_function_header): Pass
505 table_line_entry instead of separate file and line.
507 * table.c (table_entry_read): Set assembler source file/line-nr to
508 the current not initial file.
509 (table_entry_read): Fix line numbering of source files.
511 table.h (table_line_entry): New structure. Exactly specifies a
513 (table_*_entry): Add this to all.
515 table.c (table_entry_print_cpp_line_nr): Change to use values from
516 a table_line_entry struct.
517 (table_entry_read): Save table_line_entry in all structures read.
519 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
520 gen-model.c: Update all references.
522 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
524 * igen.c (print_my_defines): Define MY_NAME - a string. For
525 MY_PREFIX, undefine the name of the function incase some dumb
526 header defined it. it.
527 (print_itrace): Use MY_NAME not MY_PREFIX.
529 * lf.c (lf_write): New function write an N character buffer to the
532 * igen.c (print_itrace): When available, use the assembler to
533 print the insn-trace.
534 (print_itrace_prefix): New function, print first part of call to
536 (print_itrace_format): New function, print fmt argument for
539 * table.c (table_entry_read): Save any assembler lines instead of
542 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
544 * gen-icache.c (print_icache_body): Process immeds.
546 * gen-semantics.c (print_semantic_body): When computing NIA, skip
547 any immed words that follow the instruction word.
549 * ld-insn.c (parse_insn_format): Parse immeds appended to an
552 * igen.c (main): Allow any register to be specified as the zero
554 (semantic_zero_reg): Global, index to zero register.
556 * gen-semantics.c (print_semantic_body): Zero selected register.
558 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
560 * igen.h: Stop options and code gen type bit masks overlaping.
562 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
564 * gen-semantics.c (print_semantic_body): Incorrect test for
567 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
569 * gen-semantics.c (print_semantic_body): Use common sim-engine
572 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
574 * gen-semantics.c (print_semantic_body): Add code to clear r0.
576 * igen.c (main): Add new option zero-r0, which adds code to clear
579 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
581 * igen.c (print_itrace): Fix so line-nr is passed to trace
584 * gen-idecode.c (print_idecode_validate): Correct FP code.
586 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
588 (print_support_function_name): Ditto.
590 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
592 * igen.c (print_itrace): Call trace_one_insn to trace
593 instructions, rather than doing it directly.
595 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
597 * gen-engine.c (engine_switch_leaf): Remove extra %s.
598 (print_engine_floating_point_unavailable): Wrap in #ifdef
599 UNUSED/#endif, until somebody uses it.
601 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
603 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
605 (print_idecode_validate): Use long formats to print long values.
607 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
608 if we get an unexpected type.
610 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
612 * igen.c (print_itrace): Pass SD as well as CPU to calls to
615 * gen-support.c (gen_support_h): Always pass sim_cia cia to
617 (print_support_function_name): Ditto.
619 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
621 * gen-support.c (support_c_function): Remove unnecessary memset of
623 * gen-semantics.c (print_semantic_body): Wasn't closing
626 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
628 * ld-insn.c (load_insn_table): Report instructions that do not
629 have at least a format and name.
630 (insn_table_find_opcode_field): Check progress is being made.
632 * gen-support.c (support_c_function): Report empty function body.
634 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
636 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
638 (insn_table_expand_insns): Allow special rules to apply to groups
639 of instructions when all members of the group match the special
642 * gen-semantics.c (print_c_semantic): Ditto.
643 * igen.c (print_semantic_function_formal): Ditto.
644 (print_semantic_function_type): Ditto.
645 * igen.c (print_icache_function_formal): Ditto.
646 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
648 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
649 instruction_address type.
651 * gen-semantics.c (print_semantic_body): Call cpu_error when an
652 unimplemented instruction is encountered - gives the interpreter
653 the chance to stop correctly.
655 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
657 * igen.c (print_function_name): Allow dot's in instruction names.
659 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
661 * igen.c (main), igen.h: Support new option - delayed-branch -
662 generate code to drive a delayed branch processor.
664 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
666 * igen.c (print_icache_function_formal): Replace address_word with
668 (print_semantic_function_formal): Ditto.
669 (print_semantic_function_type): Ditto.
670 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
672 * gen-semantics.c (print_semantic_body): Ditto.
673 (print_c_semantic): Ditto.
675 * gen-support.c (support_c_function): Return a zeroed CIA instead
676 of just zero - works with any cia type.
678 * igen.c (print_itrace): For delayed branch case, print just the
681 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
683 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
685 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
687 * Makefile.in (INSTALL): Set to @INSTALL@.
688 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
690 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
692 * Makefile.in (INSTALL): Change install.sh to install-sh.
694 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
696 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
697 * gen-idecode.c (gen_idecode_c): Likewise.
698 * igen.c (gen_semantics_c): Likewise.
700 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
702 * gen-icache.c (print_icache_body): No longer define cpu/sd,
703 support.h now defines CPU/SD globally.
705 * gen-model.c (gen_model_h): Ditto.
707 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
709 (print_jump_until_stop_body): Ditto.
710 (print_idecode_validate): Ditto.
712 * gen-icache.c (print_icache_body): Ditto.
714 * gen-semantics.c (print_semantic_body): Ditto.
716 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
718 (print_icache_function_formal): Ditto.
720 * gen-support.c (print_support_function_name): Include sd/cpu arg
721 in support function argument list.
722 (support_c_function): Generate code to cpu/sd from sd/cpu.
723 (gen_support_h): Define _SD the argument prefix for all support
724 functions. Define SD/CPU to determine sd/cpu from value of _SD
727 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
729 * gen-support.c (gen_support_c): Update for renaming of engine to
733 * gen-idecode.c (gen_idecode_c): Ditto.
735 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
737 * ld-decode.c (load_decode_table): Rename slash to reserved.
738 (dump_decode_rule): Ditto.
740 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
741 reserved bit - and a `*' - wild card.
742 (parse_insn_format): Change is_slash to more informative reserved.
743 (dump_insn_field): Ditto.
744 (insn_field_is_constant): Ditto.
745 (insn_table_expand_opcode): Ditto.
747 * gen-idecode.c (print_idecode_validate): Make check_mask and
748 check_val the correct integer size.
749 (print_idecode_validate): Fix reserved bit check for 64 bit
752 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
754 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
755 `/' in bit fields. `/' denotes a wild bit.
757 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
759 * igen.h, igen.c (main): New options. Control generation of
760 conditional issue and slot verification code.
762 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
764 * gen-support.c (print_support_function_name): Prepend the global
765 name prefix when applicable. Provide #define to map the user
766 specified name the generated globaly unique one.
768 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
770 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
771 - reserved bits, floating point and slot validation - with a
772 #ifdef so that they are optional.
774 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
776 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
777 - report the error of a leaf node in the decision tree containing
778 several instructions.
779 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
780 (print_idecode_switch_leaf): Ditto.
782 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
783 print_idecode_invalid): Rename former to latter. Add argument so
784 that one function can generate all invalid instruction cases -
785 illegal, fp-unavailable, wrong-slot.
786 * gen-engine.c: Update.
788 * gen-idecode.c: Use print_idecode_invalid to generate a function
789 call for cases when fp-unavailable and the slot is wrong.
791 * gen-idecode.c (print_idecode_validate): New check, generate code
792 to verify that the instruction slot is correct.
794 * igen.c (main): Simplify options.
796 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
798 * igen.c (print_itrace): Remove source line reference for trace
799 code - let the user see the generated file.
800 (print_itrace): Print the trace code rather than reference a
803 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
805 * igen.c (print_semantic_function_actual): Pass either the
806 processor - smp - or the engine - mono - into semantic functions.
809 * gen-icache.c (print_icache_body): Dependant on smp, derive
810 processor from engine or engine from processor, and hence ensuring
811 that both are defined in all semantic functions.
813 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
815 * ld-insn.c (parse_insn_format): Make the width field optional.
816 If missing assume that the number of characters in the value
817 determines the number of bits in the field.
819 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
821 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
822 more useful error message.
824 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
826 * misc.c (error): Output errors on stderr.
828 * ld-insn.c (parse_insn_format): Skip any leading spaces.
829 Verify the width of instructions being parsed.
831 * table.c (table_entry_read): Parse CPP's convention for
832 specifying original file name/line-nr.
834 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
836 * ld-insn.c (parse_insn_format): Allow trailing spaces in
839 * Makefile.in: Create using ../ppc/Makefile.in as a starting
841 * configure.in: Ditto vis ../ppc/configure.in
843 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
845 * gen-support.c (gen_support_c): Always include engine.h instead
847 * gen-idecode.c (gen_idecode_c): Ditto.
849 * words.h (instruction_word): Remove instruction_word - now
851 (address_word): New. Used by igen.
853 * lf.c (lf_print_function_type_function): New, pass a function to
854 print out the type instead of a constant string.
856 * igen.h, igen.c (print_semantic_function_formal,
857 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
858 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
859 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
860 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
861 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
862 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
863 * gen-idecode.c (print_idecode_table): Update.
864 (idecode_switch_leaf): Update.
865 (print_idecode_switch_function_header): Ditto.
866 (print_idecode_floating_point_unavailable): Ditto.
867 (print_idecode_issue_function_header): Ditto.
868 * igen.c (gen_icache_h): Ditto.
869 * gen-engine.c (print_engine_table): Ditto.
870 (engine_switch_leaf): Ditto.
871 * gen-support.c (print_support_function_name): Ditto.
872 * gen-semantics.c (print_semantic_function_header): Update.
874 * gen-icache.c (print_icache_function_header): Update.
875 (print_icache_function): Update.
876 (print_icache_internal_function_declaration): Update.
877 (print_icache_internal_function_definition): Update.
879 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
880 files, will at some stage need to move it into support.
882 * igen.h, igen.c (main): New option -e <engine> - generate a full
883 simulation engine. Previously this was the -d <idecode-file>
885 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
886 to clean these up so that that call upon the updated gen-idecode
889 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
890 generating a decode table.
892 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
894 * igen.h, igen.c (main): New option -M - Control what is returned
895 by semantic functions - -1/NIA vs CIA+N/NIA. Add
896 generate_semantic_returning_modified_nia_only to igen_code enum.
897 * gen-semantics.c (print_semantic_body): As an alternative, make
898 NIA == -1 instead of CIA+insn_size by default.
900 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
901 New option -P <prefix> - Prepend all generated functions with the
903 (gen_idecode_c): Adjust.
904 * gen-icache.c (print_icache_struct): Ditto.
905 * gen-support.c (gen_support_c): Ditto.
907 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
909 * igen.c (main): Correct usage. Missleading message about ucase
910 options dumping internal tables. -F now includes rather then
911 excludes instructions.
913 * misc.h, misc.c (a2i): Make 64bit.
915 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
916 max to 64bits, expect trouble. Make the default 32 bits.
917 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
918 et.al. macro's to use the insn_bit_size instead of assuming 32
920 * gen-icache.c (print_icache_extraction): Ditto.
921 * gen-idecode.c (idecode_switch_start): Ditto.
922 * gen-idecode.c (gen_idecode_c): Ditto
924 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
925 Indicates that the instruction field of the table is specifying
926 bit widths instead of bit offsets.
927 * ld-insn.c (parse_insn_format): Parse instruction fields
930 * misc.c (a2i): Allow binary numbers to be specified using the
932 * ld-insn.c: Allow such numbers to appear in the instruction
935 * table.c (table_entry_read): Make // a valid comment character.
936 (table_entry_read): Skip lines containing a leading " - these may
937 eventually be used in a disasembler.
939 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
941 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
942 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
943 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
944 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
945 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
946 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
947 from the ../ppc directory.
949 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
950 renaming from filter_filename.[hc]