1 Wed Apr 22 14:27:39 1998 Michael Meissner <meissner@cygnus.com>
3 * configure: Reconfigure to pick up ../common/aclocal.m4 changes
4 to suppress inlining by default.
6 Tue Apr 21 01:37:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
8 * gen-icache.c (print_icache_extraction): When generating #define
9 force the expression to the correct type.
11 Thu Apr 16 08:50:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
13 * misc.c (name2i): strlen returns an unsigned.
15 Tue Apr 14 19:04:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
17 * igen.h (struct igen_warn_options): Add unimplemented option.
18 * igen.c (main): Update
20 * ld-insn.c (load_insn_table): Report unimplemented functions.
22 Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
24 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
25 separator tokens when parsing a conditional.
27 * igen.h (main): Add option -S so that suffix can be specified.
29 Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
31 * igen.h (struct igen_trace_options): Add members insn_expansion
34 * igen.c (main): Add options -Gtrace-insn-expansion,
35 -Gtrace-insn-insertion and -Gtrace-all.
37 * gen.c (gen_entry_expand_insns): Trace each instruction as it is
38 selected for expansion.
39 (gen_entry_expand_opcode): Trace each expanded instruction as it
40 is inserted into the table.
42 Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
44 * ld-insn.c (parse_insn_word): Parse conditional operators.
45 (parse_insn_word): Verify field conditionals.
47 * ld-insn.h: Extend syntax to allow macros and field equality.
48 (struct insn_field_cond): Rename insn_field_exclusion, add type.
50 * gen.c (gen_entry_expand_opcode): Check type of conditional.
51 (insns_bit_useless): Ditto.
53 * ld-insn.c (parse_macro_record): New function.
55 Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
57 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
59 * ld-insn.c (parse_insn_word): Check instruction field type
60 correctly initialized.
61 (print_insn_words): Ditto.
62 (insn_field_type_to_str): Ditto.
63 (dump_insn_field): Ditto.
65 * gen.c (insns_bit_useless): Ditto.
67 Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
69 * gen.h, igen.c (print_include_inline, print_includes,
70 print_includes): New functions. Generate include list. For for
71 semantics et.al. generate CPP code to inline when
74 * igen.c (gen_semantics_c): Call print_includes.
75 * gen-engine.c (gen_engine_c): Ditto.
77 Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
79 * igen.h: (struct _igen_name_option): Replace with struct
80 igen_module_option. Contains both module prefix and suffix.
81 (INIT_OPTIONS): Initialize.
83 * igen.c (main): Update -P option to fill in full module info.
84 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
85 gen-support.c): Update.
87 Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
89 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
92 Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
94 * table.c (table_push): Redo, using stdio. Fixes NT native
95 problem with <CRLF>=><LF> translation...
97 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
99 * gen-engine.c (print_run_body): Re-extract the CIA after
100 processing any events.
102 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
104 * Makefile.in: Get SHELL from configure.
105 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
108 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
110 * igen.c: Pass sim_cia to trace_prefix.
112 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
114 * ld-insn.c (parse_function_record): Check models are valid.
115 (parse_function_record): Only discard function when no model is
118 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
120 * gen-engine.c (print_run_body): Always wrap generated idecode
121 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
123 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
125 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
126 discarded function warning.
128 * igen.c (main): Clarify -Wnodiscard.
130 * ld-insn.c (parse_function_record): For functions, allow use of
131 instruction style function model records
133 * ld-insn.h (nr_function_model_fields): Define.
135 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
137 * igen.c (print_itrace_prefix): Generate call to trace_prefix
138 instead of trace_one_insn.
139 (print_itrace): Generate trace_prefix call if any tracing enabled,
140 (print_itrace): Nest generated call to trace_generic inside
141 conditional for any tracing enabled.
142 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
144 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
146 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
147 * gen-icache.c (print_icache_body): Ditto.
148 * gen-idecode.c (print_idecode_ifetch): Ditto.
150 * gen-icache.c (print_icache_body): Mark successive instruction
153 * ld-insn.c (parse_insn_word): Only report insn-width problems
154 when warning enabled.
156 * igen.h: Add flag for warning about invalid instruction widths.
157 * igen.c: Parse -Wwidth option.
159 * gen-support.c (gen_support_h): Map instruction_word onto
160 <PREFIX>_instruction_word when needed.
161 (print_support_function_name): Use support prefix.
162 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
164 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
166 * gen-support.c (gen_support_h): Generate new macro CPU_.
168 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
170 * gen-engine.c (gen_engine_h): Don't assume a model is present.
171 (gen_engine_c): Ditto.
173 * igen.c (gen_run_c): Ditto.
175 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
176 CPU_CIA. Parameterize with CPU argument.
178 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
180 * gen.h (struct _gen_list): Replace processor with model.
182 * igen.c (gen_idecode_h): Update.
183 (gen_run_c): For generated switch, use model->full_name.
185 * gen.c (print_gen_entry_path): Ditto.
187 (gen_entry_expand_insns): Ditto.
188 (make_gen_tables): Ditto.
190 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
191 function sim_engine_run. Pass argument on to engine_run.
193 * gen-engine.c (print_engine_run_function_header): Add extra
194 argument `nr_cpus' to generated function engine_run.
195 (print_run_body): Fix SMP case.
197 * gen-support.c (support_c_function): Call sim_engine_abort when
198 internal function fails to long jump.
200 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
202 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
205 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
207 * gen-semantics.c (print_semantic_body): Fix handling of
208 hardwired zero register.
210 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
212 * igen.h (struct _igen_gen_options): Add member default_model.
214 * igen.c (gen_run_c): Default to the first machine in the
216 (main): Add MODEL parameter to gen-multi-sim option.
218 * gen.h (function_decl_type): Declare enum.
220 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
221 Make global, pass function_decl_type as argument.
222 (gen_engine_h, gen_engine_c): Update call.
224 * gen-idecode.c (print_idecode_issue_function_header),
225 gen-idecode.h: Pass function_decl_type as argument.
227 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
230 * igen.c (gen_run_c): For multi-sim, initialize globals
231 idecode_issue and engine_run.
233 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
235 * ld-insn.c (parse_insn_model_record): Allow multiple model names
236 to be specified in a single instruction model record.
237 (dump_insn_model_entry): Update.
239 * ld-insn.h (struct _insn_model_entry): Replace member name with
240 the filter names. Document syntax change.
242 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
244 * gen-engine.c (print_run_body): Add hooks for adding code before
245 and after an instruction has been issued.
247 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
249 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
250 `#ifdef 0' around this.
252 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
254 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
257 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
259 * ld-insn.h: Document mnemonic string format.
261 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
263 * gen-icache.c (print_icache_extraction): Force result of atol to
266 * ld-insn.c (parse_function_record): Separate handling of old and
267 ney fynction records.
268 (load_insn_table): For %s record, hack function name & type after
271 * filter.h (filter_is_subset): Reverse argument names, wrong
274 * ld-insn.c (load_insn_table): Move include code to.
275 (parse_include_record): New function. Check for filtering of
276 include statement by both flags and models.
277 (load_insn_table): Check for model filtering of cache and model
279 (parse_model_data_record): Check for model & flag filtering of
281 (parse_function_record): Check for model & flag filtering of
284 * ld-insn.h: Define record_filter_models_field. Add filter-models
285 field to all but instruction records.
286 (struct _function_entry, struct _cache_entry): Add models field.
287 (nr_function_fields): Make parm field mandatory.
289 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
291 * igen.c (main): Change -I option to -I<directory>. Add optional
292 size to -Ggen-icache option. Add -Gno-... support.
294 * igen.h (struct _igen_options): Add include field.
296 * ld-insn.c (enum insn_record_type, insn_type_map): Add
298 (load_insn_table): Call table_push when include record.
300 * table.c (struct _open table, struct table): Make table object an
301 indirect ptr to the current table file.
302 (current_line, new_table_entry, next_line): Make file arg type
304 (table_open): Use table_push.
305 (table_read): Point variable file at current table, at eof, pop
308 * table.h, table.c (table_push): New function.
310 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
312 * gen-semantics.c (print_semantic_body): Use CIA not
313 cia.ip. Escape newlines at end of generated call to
316 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
318 * igen.c (print_itrace): Output line-ref to igen source file when
319 generating trace statements.
320 (print_itrace_prefix, print_itrace_format): Escape newline at end
321 of each line of generated call to trace function.
323 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
325 * gen-support.c (gen_support_h): Generate #define NIA. Definition
326 dependant on gen-delayed-branch mode.
328 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
329 closing double quote in mnemonic field.
330 (parse_option_record): Add gen-delayed-branch option.
332 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
334 * gen.c (insn_list_insert): Missing \n in warning.
336 * ld-insn.c (load_insn_table): Only notify of discarded
337 instrctions when warn.discard enabled.
339 * igen.h: Add option.warn.discard, default enabled.
341 * igen.c (main): Add -Wnodiscard option.
343 * ld-insn.c (record_type): For old record type, check the number
344 of fields is correct.
345 (load_insn_table): Allow insn assembler and insn model records to
347 (parse_insn_model_record): Rename from parse_insn_model_records.
348 Parse only one record.
349 (parse_insn_mnemonic_record): Rename from
350 parse_insn_mnemonic_records. Parse only one record.
352 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
354 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
355 illegal zero-sized array.
356 (itable_print_set): likewise, avoid empty initializers.
358 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
360 * configure.in: i386-windows is a cross, so don't expect
361 libiberty to be there.
362 * configure: updated.
364 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
366 * igen.c (print_function_name): Put the format name after the
367 function / instruction name, not before.
368 (print_itrace): Better format trace code.
370 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
372 * gen.c (insns_bit_useless): Don't treat string fields restricted
373 to a range of values as useless.
375 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
377 * igen.c (gen_run_c): Handle non-multi-sim case.
379 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
382 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
384 * gen-semantics.c (print_semantic_body): Trace the instruction
385 after it has been validated.
386 (print_semantic_body): Count the instruction using sim-profile.
388 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
390 * gen-itable.c (gen_itable_h): Collect summary info on instruction
391 table when traversing it.
392 (gen_itable_h): Output an enum defining the max size of each of
393 the itable string members.
395 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
397 * igen.c (gen_run_c): New function. Generate sim_engine_run that
398 looks at the currently selected architecture.
400 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
401 one engine per model.
403 * gen-semantics.c, gen-icache.c gen-support.c:
406 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
407 returns a line at a time. Parse multi-word instructions. Add
410 * table.h, table.c: Simplify. Only parse a single line at a time.
411 ld-insn can handle the rest.
413 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
414 filter_is_common, filter_is_member, filter_next): New filter
416 (dump_filter): Ditto.
418 * gen.h, gen.c: New file. Takes the insn table and turns it into
419 a set of decode tables and semantic functions.
421 * ld-insn.c: Copy generator code from here.
424 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
426 * misc.h (NZALLOC): Allocate an N element array of TYPE.
428 * table.h, table.c: Simplify table parser so that it only
429 understands colon delimited lines and code blocks.
430 (table_read): Parse '{' ... '}' as a code block.
431 (table_print_code): New function, print out a code block to file.
432 (main): Add suport for standalone testing.
434 * ld-insn.h, ld-insn.c:
437 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
439 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
440 (print_jump_definition, print_jump, print_jump_internal_function,
441 print_jump_insn, print_jump_until_stop_body): Delete, moved to
444 * igen.c (print_itrace_format): Delete unused variable chp.
445 (gen-engine.h): Include.
447 * table.c (current_file_name, current_line_entry,
448 current_line_entry): Make static.
450 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
452 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
453 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
454 * configure.in: Include simulator common/aclocal.m4.
455 * configure.in: Add --enable-sim-warnings option.
456 * configure: Re-generate.
460 * Makefile.in (tmp-filter): New rule.
461 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
462 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
464 * gen.h, gen.c: New files.
466 * Makefile.in (gen.o, tmp-gen): New rules, update all
469 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
471 * ld-insn.c (load_insn_table): Accept %s as a function type.
473 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
475 * igen.c (print_itrace_prefix): Move printing of insn prefix to
477 (print_itrace_format): Drop printing of MY_NAME in instruction
478 trace. Printing of insn prefix moved.
479 (print_itrace): Ditto.
481 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
483 * gen-icache.c (print_icache_function_header): Pass
484 table_line_entry instead of separate file and line.
486 * table.c (table_entry_read): Set assembler source file/line-nr to
487 the current not initial file.
488 (table_entry_read): Fix line numbering of source files.
490 table.h (table_line_entry): New structure. Exactly specifies a
492 (table_*_entry): Add this to all.
494 table.c (table_entry_print_cpp_line_nr): Change to use values from
495 a table_line_entry struct.
496 (table_entry_read): Save table_line_entry in all structures read.
498 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
499 gen-model.c: Update all references.
501 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
503 * igen.c (print_my_defines): Define MY_NAME - a string. For
504 MY_PREFIX, undefine the name of the function incase some dumb
505 header defined it. it.
506 (print_itrace): Use MY_NAME not MY_PREFIX.
508 * lf.c (lf_write): New function write an N character buffer to the
511 * igen.c (print_itrace): When available, use the assembler to
512 print the insn-trace.
513 (print_itrace_prefix): New function, print first part of call to
515 (print_itrace_format): New function, print fmt argument for
518 * table.c (table_entry_read): Save any assembler lines instead of
521 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
523 * gen-icache.c (print_icache_body): Process immeds.
525 * gen-semantics.c (print_semantic_body): When computing NIA, skip
526 any immed words that follow the instruction word.
528 * ld-insn.c (parse_insn_format): Parse immeds appended to an
531 * igen.c (main): Allow any register to be specified as the zero
533 (semantic_zero_reg): Global, index to zero register.
535 * gen-semantics.c (print_semantic_body): Zero selected register.
537 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
539 * igen.h: Stop options and code gen type bit masks overlaping.
541 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
543 * gen-semantics.c (print_semantic_body): Incorrect test for
546 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
548 * gen-semantics.c (print_semantic_body): Use common sim-engine
551 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
553 * gen-semantics.c (print_semantic_body): Add code to clear r0.
555 * igen.c (main): Add new option zero-r0, which adds code to clear
558 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
560 * igen.c (print_itrace): Fix so line-nr is passed to trace
563 * gen-idecode.c (print_idecode_validate): Correct FP code.
565 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
567 (print_support_function_name): Ditto.
569 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
571 * igen.c (print_itrace): Call trace_one_insn to trace
572 instructions, rather than doing it directly.
574 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
576 * gen-engine.c (engine_switch_leaf): Remove extra %s.
577 (print_engine_floating_point_unavailable): Wrap in #ifdef
578 UNUSED/#endif, until somebody uses it.
580 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
582 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
584 (print_idecode_validate): Use long formats to print long values.
586 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
587 if we get an unexpected type.
589 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
591 * igen.c (print_itrace): Pass SD as well as CPU to calls to
594 * gen-support.c (gen_support_h): Always pass sim_cia cia to
596 (print_support_function_name): Ditto.
598 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
600 * gen-support.c (support_c_function): Remove unnecessary memset of
602 * gen-semantics.c (print_semantic_body): Wasn't closing
605 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
607 * ld-insn.c (load_insn_table): Report instructions that do not
608 have at least a format and name.
609 (insn_table_find_opcode_field): Check progress is being made.
611 * gen-support.c (support_c_function): Report empty function body.
613 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
615 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
617 (insn_table_expand_insns): Allow special rules to apply to groups
618 of instructions when all members of the group match the special
621 * gen-semantics.c (print_c_semantic): Ditto.
622 * igen.c (print_semantic_function_formal): Ditto.
623 (print_semantic_function_type): Ditto.
624 * igen.c (print_icache_function_formal): Ditto.
625 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
627 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
628 instruction_address type.
630 * gen-semantics.c (print_semantic_body): Call cpu_error when an
631 unimplemented instruction is encountered - gives the interpreter
632 the chance to stop correctly.
634 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
636 * igen.c (print_function_name): Allow dot's in instruction names.
638 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
640 * igen.c (main), igen.h: Support new option - delayed-branch -
641 generate code to drive a delayed branch processor.
643 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
645 * igen.c (print_icache_function_formal): Replace address_word with
647 (print_semantic_function_formal): Ditto.
648 (print_semantic_function_type): Ditto.
649 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
651 * gen-semantics.c (print_semantic_body): Ditto.
652 (print_c_semantic): Ditto.
654 * gen-support.c (support_c_function): Return a zeroed CIA instead
655 of just zero - works with any cia type.
657 * igen.c (print_itrace): For delayed branch case, print just the
660 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
662 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
664 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
666 * Makefile.in (INSTALL): Set to @INSTALL@.
667 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
669 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
671 * Makefile.in (INSTALL): Change install.sh to install-sh.
673 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
675 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
676 * gen-idecode.c (gen_idecode_c): Likewise.
677 * igen.c (gen_semantics_c): Likewise.
679 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
681 * gen-icache.c (print_icache_body): No longer define cpu/sd,
682 support.h now defines CPU/SD globally.
684 * gen-model.c (gen_model_h): Ditto.
686 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
688 (print_jump_until_stop_body): Ditto.
689 (print_idecode_validate): Ditto.
691 * gen-icache.c (print_icache_body): Ditto.
693 * gen-semantics.c (print_semantic_body): Ditto.
695 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
697 (print_icache_function_formal): Ditto.
699 * gen-support.c (print_support_function_name): Include sd/cpu arg
700 in support function argument list.
701 (support_c_function): Generate code to cpu/sd from sd/cpu.
702 (gen_support_h): Define _SD the argument prefix for all support
703 functions. Define SD/CPU to determine sd/cpu from value of _SD
706 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
708 * gen-support.c (gen_support_c): Update for renaming of engine to
712 * gen-idecode.c (gen_idecode_c): Ditto.
714 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
716 * ld-decode.c (load_decode_table): Rename slash to reserved.
717 (dump_decode_rule): Ditto.
719 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
720 reserved bit - and a `*' - wild card.
721 (parse_insn_format): Change is_slash to more informative reserved.
722 (dump_insn_field): Ditto.
723 (insn_field_is_constant): Ditto.
724 (insn_table_expand_opcode): Ditto.
726 * gen-idecode.c (print_idecode_validate): Make check_mask and
727 check_val the correct integer size.
728 (print_idecode_validate): Fix reserved bit check for 64 bit
731 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
733 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
734 `/' in bit fields. `/' denotes a wild bit.
736 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
738 * igen.h, igen.c (main): New options. Control generation of
739 conditional issue and slot verification code.
741 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
743 * gen-support.c (print_support_function_name): Prepend the global
744 name prefix when applicable. Provide #define to map the user
745 specified name the generated globaly unique one.
747 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
749 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
750 - reserved bits, floating point and slot validation - with a
751 #ifdef so that they are optional.
753 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
755 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
756 - report the error of a leaf node in the decision tree containing
757 several instructions.
758 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
759 (print_idecode_switch_leaf): Ditto.
761 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
762 print_idecode_invalid): Rename former to latter. Add argument so
763 that one function can generate all invalid instruction cases -
764 illegal, fp-unavailable, wrong-slot.
765 * gen-engine.c: Update.
767 * gen-idecode.c: Use print_idecode_invalid to generate a function
768 call for cases when fp-unavailable and the slot is wrong.
770 * gen-idecode.c (print_idecode_validate): New check, generate code
771 to verify that the instruction slot is correct.
773 * igen.c (main): Simplify options.
775 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
777 * igen.c (print_itrace): Remove source line reference for trace
778 code - let the user see the generated file.
779 (print_itrace): Print the trace code rather than reference a
782 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
784 * igen.c (print_semantic_function_actual): Pass either the
785 processor - smp - or the engine - mono - into semantic functions.
788 * gen-icache.c (print_icache_body): Dependant on smp, derive
789 processor from engine or engine from processor, and hence ensuring
790 that both are defined in all semantic functions.
792 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
794 * ld-insn.c (parse_insn_format): Make the width field optional.
795 If missing assume that the number of characters in the value
796 determines the number of bits in the field.
798 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
800 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
801 more useful error message.
803 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
805 * misc.c (error): Output errors on stderr.
807 * ld-insn.c (parse_insn_format): Skip any leading spaces.
808 Verify the width of instructions being parsed.
810 * table.c (table_entry_read): Parse CPP's convention for
811 specifying original file name/line-nr.
813 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
815 * ld-insn.c (parse_insn_format): Allow trailing spaces in
818 * Makefile.in: Create using ../ppc/Makefile.in as a starting
820 * configure.in: Ditto vis ../ppc/configure.in
822 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
824 * gen-support.c (gen_support_c): Always include engine.h instead
826 * gen-idecode.c (gen_idecode_c): Ditto.
828 * words.h (instruction_word): Remove instruction_word - now
830 (address_word): New. Used by igen.
832 * lf.c (lf_print_function_type_function): New, pass a function to
833 print out the type instead of a constant string.
835 * igen.h, igen.c (print_semantic_function_formal,
836 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
837 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
838 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
839 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
840 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
841 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
842 * gen-idecode.c (print_idecode_table): Update.
843 (idecode_switch_leaf): Update.
844 (print_idecode_switch_function_header): Ditto.
845 (print_idecode_floating_point_unavailable): Ditto.
846 (print_idecode_issue_function_header): Ditto.
847 * igen.c (gen_icache_h): Ditto.
848 * gen-engine.c (print_engine_table): Ditto.
849 (engine_switch_leaf): Ditto.
850 * gen-support.c (print_support_function_name): Ditto.
851 * gen-semantics.c (print_semantic_function_header): Update.
853 * gen-icache.c (print_icache_function_header): Update.
854 (print_icache_function): Update.
855 (print_icache_internal_function_declaration): Update.
856 (print_icache_internal_function_definition): Update.
858 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
859 files, will at some stage need to move it into support.
861 * igen.h, igen.c (main): New option -e <engine> - generate a full
862 simulation engine. Previously this was the -d <idecode-file>
864 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
865 to clean these up so that that call upon the updated gen-idecode
868 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
869 generating a decode table.
871 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
873 * igen.h, igen.c (main): New option -M - Control what is returned
874 by semantic functions - -1/NIA vs CIA+N/NIA. Add
875 generate_semantic_returning_modified_nia_only to igen_code enum.
876 * gen-semantics.c (print_semantic_body): As an alternative, make
877 NIA == -1 instead of CIA+insn_size by default.
879 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
880 New option -P <prefix> - Prepend all generated functions with the
882 (gen_idecode_c): Adjust.
883 * gen-icache.c (print_icache_struct): Ditto.
884 * gen-support.c (gen_support_c): Ditto.
886 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
888 * igen.c (main): Correct usage. Missleading message about ucase
889 options dumping internal tables. -F now includes rather then
890 excludes instructions.
892 * misc.h, misc.c (a2i): Make 64bit.
894 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
895 max to 64bits, expect trouble. Make the default 32 bits.
896 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
897 et.al. macro's to use the insn_bit_size instead of assuming 32
899 * gen-icache.c (print_icache_extraction): Ditto.
900 * gen-idecode.c (idecode_switch_start): Ditto.
901 * gen-idecode.c (gen_idecode_c): Ditto
903 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
904 Indicates that the instruction field of the table is specifying
905 bit widths instead of bit offsets.
906 * ld-insn.c (parse_insn_format): Parse instruction fields
909 * misc.c (a2i): Allow binary numbers to be specified using the
911 * ld-insn.c: Allow such numbers to appear in the instruction
914 * table.c (table_entry_read): Make // a valid comment character.
915 (table_entry_read): Skip lines containing a leading " - these may
916 eventually be used in a disasembler.
918 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
920 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
921 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
922 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
923 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
924 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
925 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
926 from the ../ppc directory.
928 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
929 renaming from filter_filename.[hc]