1 Wed Jul 29 10:07:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
3 * gen.c (gen_entry_expand_opcode): Extract the field value from an
4 opcode using the correct location bits.
6 Tue Jul 28 11:19:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
8 * ld-insn.c (parse_insn_word): For constant conditional strings,
9 encode their bit value.
11 * ld-insn.c (parse_insn_word, parse_insn_words): Allow conditional
12 operands to refer to fields in earlier instruction words.
14 * gen.c (sub_val): Replace field argument with val_last_pos.
15 (gen_entry_expand_opcode): Look in previous tables for a value for
16 a conditional field as well as the bits from the current table.
17 (insn_list_insert): Add sort key of instructions where
18 their operand fields have different conditionals.
19 (insn_field_cmp): New function.
21 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
23 * configure: Regenerated to track ../common/aclocal.m4 changes.
26 Sun Apr 26 15:20:08 1998 Tom Tromey <tromey@cygnus.com>
28 * acconfig.h: New file.
29 * configure.in: Reverted change of Apr 24; use sinclude again.
31 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
33 * configure: Regenerated to track ../common/aclocal.m4 changes.
36 Fri Apr 24 11:19:33 1998 Tom Tromey <tromey@cygnus.com>
38 * configure.in: Don't call sinclude.
40 Fri Apr 24 19:45:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
42 * gen-icache.c (print_icache_extraction): Do not type cast
45 * ld-insn.c (load_insn_table): Terminate error with NL.
47 * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
49 * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
52 Wed Apr 22 14:27:39 1998 Michael Meissner <meissner@cygnus.com>
54 * configure: Reconfigure to pick up ../common/aclocal.m4 changes
55 to suppress inlining by default.
57 Tue Apr 21 01:37:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
59 * gen-icache.c (print_icache_extraction): When generating #define
60 force the expression to the correct type.
62 Thu Apr 16 08:50:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
64 * misc.c (name2i): strlen returns an unsigned.
66 Tue Apr 14 19:04:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
68 * igen.h (struct igen_warn_options): Add unimplemented option.
69 * igen.c (main): Update
71 * ld-insn.c (load_insn_table): Report unimplemented functions.
73 Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
75 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
76 separator tokens when parsing a conditional.
78 * igen.h (main): Add option -S so that suffix can be specified.
80 Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
82 * igen.h (struct igen_trace_options): Add members insn_expansion
85 * igen.c (main): Add options -Gtrace-insn-expansion,
86 -Gtrace-insn-insertion and -Gtrace-all.
88 * gen.c (gen_entry_expand_insns): Trace each instruction as it is
89 selected for expansion.
90 (gen_entry_expand_opcode): Trace each expanded instruction as it
91 is inserted into the table.
93 Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
95 * ld-insn.c (parse_insn_word): Parse conditional operators.
96 (parse_insn_word): Verify field conditionals.
98 * ld-insn.h: Extend syntax to allow macros and field equality.
99 (struct insn_field_cond): Rename insn_field_exclusion, add type.
101 * gen.c (gen_entry_expand_opcode): Check type of conditional.
102 (insns_bit_useless): Ditto.
104 * ld-insn.c (parse_macro_record): New function.
106 Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
108 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
110 * ld-insn.c (parse_insn_word): Check instruction field type
111 correctly initialized.
112 (print_insn_words): Ditto.
113 (insn_field_type_to_str): Ditto.
114 (dump_insn_field): Ditto.
116 * gen.c (insns_bit_useless): Ditto.
118 Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
120 * gen.h, igen.c (print_include_inline, print_includes,
121 print_includes): New functions. Generate include list. For for
122 semantics et.al. generate CPP code to inline when
125 * igen.c (gen_semantics_c): Call print_includes.
126 * gen-engine.c (gen_engine_c): Ditto.
128 Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
130 * igen.h: (struct _igen_name_option): Replace with struct
131 igen_module_option. Contains both module prefix and suffix.
132 (INIT_OPTIONS): Initialize.
134 * igen.c (main): Update -P option to fill in full module info.
135 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
136 gen-support.c): Update.
138 Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
140 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
143 Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
145 * table.c (table_push): Redo, using stdio. Fixes NT native
146 problem with <CRLF>=><LF> translation...
148 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
150 * gen-engine.c (print_run_body): Re-extract the CIA after
151 processing any events.
153 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
155 * Makefile.in: Get SHELL from configure.
156 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
159 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
161 * igen.c: Pass sim_cia to trace_prefix.
163 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
165 * ld-insn.c (parse_function_record): Check models are valid.
166 (parse_function_record): Only discard function when no model is
169 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
171 * gen-engine.c (print_run_body): Always wrap generated idecode
172 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
174 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
176 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
177 discarded function warning.
179 * igen.c (main): Clarify -Wnodiscard.
181 * ld-insn.c (parse_function_record): For functions, allow use of
182 instruction style function model records
184 * ld-insn.h (nr_function_model_fields): Define.
186 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
188 * igen.c (print_itrace_prefix): Generate call to trace_prefix
189 instead of trace_one_insn.
190 (print_itrace): Generate trace_prefix call if any tracing enabled,
191 (print_itrace): Nest generated call to trace_generic inside
192 conditional for any tracing enabled.
193 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
195 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
197 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
198 * gen-icache.c (print_icache_body): Ditto.
199 * gen-idecode.c (print_idecode_ifetch): Ditto.
201 * gen-icache.c (print_icache_body): Mark successive instruction
204 * ld-insn.c (parse_insn_word): Only report insn-width problems
205 when warning enabled.
207 * igen.h: Add flag for warning about invalid instruction widths.
208 * igen.c: Parse -Wwidth option.
210 * gen-support.c (gen_support_h): Map instruction_word onto
211 <PREFIX>_instruction_word when needed.
212 (print_support_function_name): Use support prefix.
213 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
215 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
217 * gen-support.c (gen_support_h): Generate new macro CPU_.
219 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
221 * gen-engine.c (gen_engine_h): Don't assume a model is present.
222 (gen_engine_c): Ditto.
224 * igen.c (gen_run_c): Ditto.
226 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
227 CPU_CIA. Parameterize with CPU argument.
229 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
231 * gen.h (struct _gen_list): Replace processor with model.
233 * igen.c (gen_idecode_h): Update.
234 (gen_run_c): For generated switch, use model->full_name.
236 * gen.c (print_gen_entry_path): Ditto.
238 (gen_entry_expand_insns): Ditto.
239 (make_gen_tables): Ditto.
241 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
242 function sim_engine_run. Pass argument on to engine_run.
244 * gen-engine.c (print_engine_run_function_header): Add extra
245 argument `nr_cpus' to generated function engine_run.
246 (print_run_body): Fix SMP case.
248 * gen-support.c (support_c_function): Call sim_engine_abort when
249 internal function fails to long jump.
251 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
253 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
256 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
258 * gen-semantics.c (print_semantic_body): Fix handling of
259 hardwired zero register.
261 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
263 * igen.h (struct _igen_gen_options): Add member default_model.
265 * igen.c (gen_run_c): Default to the first machine in the
267 (main): Add MODEL parameter to gen-multi-sim option.
269 * gen.h (function_decl_type): Declare enum.
271 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
272 Make global, pass function_decl_type as argument.
273 (gen_engine_h, gen_engine_c): Update call.
275 * gen-idecode.c (print_idecode_issue_function_header),
276 gen-idecode.h: Pass function_decl_type as argument.
278 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
281 * igen.c (gen_run_c): For multi-sim, initialize globals
282 idecode_issue and engine_run.
284 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
286 * ld-insn.c (parse_insn_model_record): Allow multiple model names
287 to be specified in a single instruction model record.
288 (dump_insn_model_entry): Update.
290 * ld-insn.h (struct _insn_model_entry): Replace member name with
291 the filter names. Document syntax change.
293 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
295 * gen-engine.c (print_run_body): Add hooks for adding code before
296 and after an instruction has been issued.
298 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
300 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
301 `#ifdef 0' around this.
303 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
305 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
308 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
310 * ld-insn.h: Document mnemonic string format.
312 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
314 * gen-icache.c (print_icache_extraction): Force result of atol to
317 * ld-insn.c (parse_function_record): Separate handling of old and
318 ney fynction records.
319 (load_insn_table): For %s record, hack function name & type after
322 * filter.h (filter_is_subset): Reverse argument names, wrong
325 * ld-insn.c (load_insn_table): Move include code to.
326 (parse_include_record): New function. Check for filtering of
327 include statement by both flags and models.
328 (load_insn_table): Check for model filtering of cache and model
330 (parse_model_data_record): Check for model & flag filtering of
332 (parse_function_record): Check for model & flag filtering of
335 * ld-insn.h: Define record_filter_models_field. Add filter-models
336 field to all but instruction records.
337 (struct _function_entry, struct _cache_entry): Add models field.
338 (nr_function_fields): Make parm field mandatory.
340 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
342 * igen.c (main): Change -I option to -I<directory>. Add optional
343 size to -Ggen-icache option. Add -Gno-... support.
345 * igen.h (struct _igen_options): Add include field.
347 * ld-insn.c (enum insn_record_type, insn_type_map): Add
349 (load_insn_table): Call table_push when include record.
351 * table.c (struct _open table, struct table): Make table object an
352 indirect ptr to the current table file.
353 (current_line, new_table_entry, next_line): Make file arg type
355 (table_open): Use table_push.
356 (table_read): Point variable file at current table, at eof, pop
359 * table.h, table.c (table_push): New function.
361 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
363 * gen-semantics.c (print_semantic_body): Use CIA not
364 cia.ip. Escape newlines at end of generated call to
367 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
369 * igen.c (print_itrace): Output line-ref to igen source file when
370 generating trace statements.
371 (print_itrace_prefix, print_itrace_format): Escape newline at end
372 of each line of generated call to trace function.
374 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
376 * gen-support.c (gen_support_h): Generate #define NIA. Definition
377 dependant on gen-delayed-branch mode.
379 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
380 closing double quote in mnemonic field.
381 (parse_option_record): Add gen-delayed-branch option.
383 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
385 * gen.c (insn_list_insert): Missing \n in warning.
387 * ld-insn.c (load_insn_table): Only notify of discarded
388 instrctions when warn.discard enabled.
390 * igen.h: Add option.warn.discard, default enabled.
392 * igen.c (main): Add -Wnodiscard option.
394 * ld-insn.c (record_type): For old record type, check the number
395 of fields is correct.
396 (load_insn_table): Allow insn assembler and insn model records to
398 (parse_insn_model_record): Rename from parse_insn_model_records.
399 Parse only one record.
400 (parse_insn_mnemonic_record): Rename from
401 parse_insn_mnemonic_records. Parse only one record.
403 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
405 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
406 illegal zero-sized array.
407 (itable_print_set): likewise, avoid empty initializers.
409 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
411 * configure.in: i386-windows is a cross, so don't expect
412 libiberty to be there.
413 * configure: updated.
415 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
417 * igen.c (print_function_name): Put the format name after the
418 function / instruction name, not before.
419 (print_itrace): Better format trace code.
421 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
423 * gen.c (insns_bit_useless): Don't treat string fields restricted
424 to a range of values as useless.
426 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
428 * igen.c (gen_run_c): Handle non-multi-sim case.
430 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
433 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
435 * gen-semantics.c (print_semantic_body): Trace the instruction
436 after it has been validated.
437 (print_semantic_body): Count the instruction using sim-profile.
439 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
441 * gen-itable.c (gen_itable_h): Collect summary info on instruction
442 table when traversing it.
443 (gen_itable_h): Output an enum defining the max size of each of
444 the itable string members.
446 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
448 * igen.c (gen_run_c): New function. Generate sim_engine_run that
449 looks at the currently selected architecture.
451 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
452 one engine per model.
454 * gen-semantics.c, gen-icache.c gen-support.c:
457 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
458 returns a line at a time. Parse multi-word instructions. Add
461 * table.h, table.c: Simplify. Only parse a single line at a time.
462 ld-insn can handle the rest.
464 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
465 filter_is_common, filter_is_member, filter_next): New filter
467 (dump_filter): Ditto.
469 * gen.h, gen.c: New file. Takes the insn table and turns it into
470 a set of decode tables and semantic functions.
472 * ld-insn.c: Copy generator code from here.
475 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
477 * misc.h (NZALLOC): Allocate an N element array of TYPE.
479 * table.h, table.c: Simplify table parser so that it only
480 understands colon delimited lines and code blocks.
481 (table_read): Parse '{' ... '}' as a code block.
482 (table_print_code): New function, print out a code block to file.
483 (main): Add suport for standalone testing.
485 * ld-insn.h, ld-insn.c:
488 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
490 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
491 (print_jump_definition, print_jump, print_jump_internal_function,
492 print_jump_insn, print_jump_until_stop_body): Delete, moved to
495 * igen.c (print_itrace_format): Delete unused variable chp.
496 (gen-engine.h): Include.
498 * table.c (current_file_name, current_line_entry,
499 current_line_entry): Make static.
501 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
503 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
504 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
505 * configure.in: Include simulator common/aclocal.m4.
506 * configure.in: Add --enable-sim-warnings option.
507 * configure: Re-generate.
511 * Makefile.in (tmp-filter): New rule.
512 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
513 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
515 * gen.h, gen.c: New files.
517 * Makefile.in (gen.o, tmp-gen): New rules, update all
520 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
522 * ld-insn.c (load_insn_table): Accept %s as a function type.
524 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
526 * igen.c (print_itrace_prefix): Move printing of insn prefix to
528 (print_itrace_format): Drop printing of MY_NAME in instruction
529 trace. Printing of insn prefix moved.
530 (print_itrace): Ditto.
532 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
534 * gen-icache.c (print_icache_function_header): Pass
535 table_line_entry instead of separate file and line.
537 * table.c (table_entry_read): Set assembler source file/line-nr to
538 the current not initial file.
539 (table_entry_read): Fix line numbering of source files.
541 table.h (table_line_entry): New structure. Exactly specifies a
543 (table_*_entry): Add this to all.
545 table.c (table_entry_print_cpp_line_nr): Change to use values from
546 a table_line_entry struct.
547 (table_entry_read): Save table_line_entry in all structures read.
549 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
550 gen-model.c: Update all references.
552 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
554 * igen.c (print_my_defines): Define MY_NAME - a string. For
555 MY_PREFIX, undefine the name of the function incase some dumb
556 header defined it. it.
557 (print_itrace): Use MY_NAME not MY_PREFIX.
559 * lf.c (lf_write): New function write an N character buffer to the
562 * igen.c (print_itrace): When available, use the assembler to
563 print the insn-trace.
564 (print_itrace_prefix): New function, print first part of call to
566 (print_itrace_format): New function, print fmt argument for
569 * table.c (table_entry_read): Save any assembler lines instead of
572 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
574 * gen-icache.c (print_icache_body): Process immeds.
576 * gen-semantics.c (print_semantic_body): When computing NIA, skip
577 any immed words that follow the instruction word.
579 * ld-insn.c (parse_insn_format): Parse immeds appended to an
582 * igen.c (main): Allow any register to be specified as the zero
584 (semantic_zero_reg): Global, index to zero register.
586 * gen-semantics.c (print_semantic_body): Zero selected register.
588 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
590 * igen.h: Stop options and code gen type bit masks overlaping.
592 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
594 * gen-semantics.c (print_semantic_body): Incorrect test for
597 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
599 * gen-semantics.c (print_semantic_body): Use common sim-engine
602 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
604 * gen-semantics.c (print_semantic_body): Add code to clear r0.
606 * igen.c (main): Add new option zero-r0, which adds code to clear
609 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
611 * igen.c (print_itrace): Fix so line-nr is passed to trace
614 * gen-idecode.c (print_idecode_validate): Correct FP code.
616 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
618 (print_support_function_name): Ditto.
620 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
622 * igen.c (print_itrace): Call trace_one_insn to trace
623 instructions, rather than doing it directly.
625 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
627 * gen-engine.c (engine_switch_leaf): Remove extra %s.
628 (print_engine_floating_point_unavailable): Wrap in #ifdef
629 UNUSED/#endif, until somebody uses it.
631 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
633 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
635 (print_idecode_validate): Use long formats to print long values.
637 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
638 if we get an unexpected type.
640 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
642 * igen.c (print_itrace): Pass SD as well as CPU to calls to
645 * gen-support.c (gen_support_h): Always pass sim_cia cia to
647 (print_support_function_name): Ditto.
649 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
651 * gen-support.c (support_c_function): Remove unnecessary memset of
653 * gen-semantics.c (print_semantic_body): Wasn't closing
656 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
658 * ld-insn.c (load_insn_table): Report instructions that do not
659 have at least a format and name.
660 (insn_table_find_opcode_field): Check progress is being made.
662 * gen-support.c (support_c_function): Report empty function body.
664 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
666 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
668 (insn_table_expand_insns): Allow special rules to apply to groups
669 of instructions when all members of the group match the special
672 * gen-semantics.c (print_c_semantic): Ditto.
673 * igen.c (print_semantic_function_formal): Ditto.
674 (print_semantic_function_type): Ditto.
675 * igen.c (print_icache_function_formal): Ditto.
676 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
678 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
679 instruction_address type.
681 * gen-semantics.c (print_semantic_body): Call cpu_error when an
682 unimplemented instruction is encountered - gives the interpreter
683 the chance to stop correctly.
685 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
687 * igen.c (print_function_name): Allow dot's in instruction names.
689 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
691 * igen.c (main), igen.h: Support new option - delayed-branch -
692 generate code to drive a delayed branch processor.
694 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
696 * igen.c (print_icache_function_formal): Replace address_word with
698 (print_semantic_function_formal): Ditto.
699 (print_semantic_function_type): Ditto.
700 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
702 * gen-semantics.c (print_semantic_body): Ditto.
703 (print_c_semantic): Ditto.
705 * gen-support.c (support_c_function): Return a zeroed CIA instead
706 of just zero - works with any cia type.
708 * igen.c (print_itrace): For delayed branch case, print just the
711 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
713 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
715 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
717 * Makefile.in (INSTALL): Set to @INSTALL@.
718 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
720 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
722 * Makefile.in (INSTALL): Change install.sh to install-sh.
724 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
726 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
727 * gen-idecode.c (gen_idecode_c): Likewise.
728 * igen.c (gen_semantics_c): Likewise.
730 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
732 * gen-icache.c (print_icache_body): No longer define cpu/sd,
733 support.h now defines CPU/SD globally.
735 * gen-model.c (gen_model_h): Ditto.
737 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
739 (print_jump_until_stop_body): Ditto.
740 (print_idecode_validate): Ditto.
742 * gen-icache.c (print_icache_body): Ditto.
744 * gen-semantics.c (print_semantic_body): Ditto.
746 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
748 (print_icache_function_formal): Ditto.
750 * gen-support.c (print_support_function_name): Include sd/cpu arg
751 in support function argument list.
752 (support_c_function): Generate code to cpu/sd from sd/cpu.
753 (gen_support_h): Define _SD the argument prefix for all support
754 functions. Define SD/CPU to determine sd/cpu from value of _SD
757 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
759 * gen-support.c (gen_support_c): Update for renaming of engine to
763 * gen-idecode.c (gen_idecode_c): Ditto.
765 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
767 * ld-decode.c (load_decode_table): Rename slash to reserved.
768 (dump_decode_rule): Ditto.
770 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
771 reserved bit - and a `*' - wild card.
772 (parse_insn_format): Change is_slash to more informative reserved.
773 (dump_insn_field): Ditto.
774 (insn_field_is_constant): Ditto.
775 (insn_table_expand_opcode): Ditto.
777 * gen-idecode.c (print_idecode_validate): Make check_mask and
778 check_val the correct integer size.
779 (print_idecode_validate): Fix reserved bit check for 64 bit
782 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
784 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
785 `/' in bit fields. `/' denotes a wild bit.
787 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
789 * igen.h, igen.c (main): New options. Control generation of
790 conditional issue and slot verification code.
792 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
794 * gen-support.c (print_support_function_name): Prepend the global
795 name prefix when applicable. Provide #define to map the user
796 specified name the generated globaly unique one.
798 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
800 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
801 - reserved bits, floating point and slot validation - with a
802 #ifdef so that they are optional.
804 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
806 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
807 - report the error of a leaf node in the decision tree containing
808 several instructions.
809 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
810 (print_idecode_switch_leaf): Ditto.
812 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
813 print_idecode_invalid): Rename former to latter. Add argument so
814 that one function can generate all invalid instruction cases -
815 illegal, fp-unavailable, wrong-slot.
816 * gen-engine.c: Update.
818 * gen-idecode.c: Use print_idecode_invalid to generate a function
819 call for cases when fp-unavailable and the slot is wrong.
821 * gen-idecode.c (print_idecode_validate): New check, generate code
822 to verify that the instruction slot is correct.
824 * igen.c (main): Simplify options.
826 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
828 * igen.c (print_itrace): Remove source line reference for trace
829 code - let the user see the generated file.
830 (print_itrace): Print the trace code rather than reference a
833 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
835 * igen.c (print_semantic_function_actual): Pass either the
836 processor - smp - or the engine - mono - into semantic functions.
839 * gen-icache.c (print_icache_body): Dependant on smp, derive
840 processor from engine or engine from processor, and hence ensuring
841 that both are defined in all semantic functions.
843 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
845 * ld-insn.c (parse_insn_format): Make the width field optional.
846 If missing assume that the number of characters in the value
847 determines the number of bits in the field.
849 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
851 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
852 more useful error message.
854 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
856 * misc.c (error): Output errors on stderr.
858 * ld-insn.c (parse_insn_format): Skip any leading spaces.
859 Verify the width of instructions being parsed.
861 * table.c (table_entry_read): Parse CPP's convention for
862 specifying original file name/line-nr.
864 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
866 * ld-insn.c (parse_insn_format): Allow trailing spaces in
869 * Makefile.in: Create using ../ppc/Makefile.in as a starting
871 * configure.in: Ditto vis ../ppc/configure.in
873 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
875 * gen-support.c (gen_support_c): Always include engine.h instead
877 * gen-idecode.c (gen_idecode_c): Ditto.
879 * words.h (instruction_word): Remove instruction_word - now
881 (address_word): New. Used by igen.
883 * lf.c (lf_print_function_type_function): New, pass a function to
884 print out the type instead of a constant string.
886 * igen.h, igen.c (print_semantic_function_formal,
887 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
888 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
889 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
890 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
891 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
892 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
893 * gen-idecode.c (print_idecode_table): Update.
894 (idecode_switch_leaf): Update.
895 (print_idecode_switch_function_header): Ditto.
896 (print_idecode_floating_point_unavailable): Ditto.
897 (print_idecode_issue_function_header): Ditto.
898 * igen.c (gen_icache_h): Ditto.
899 * gen-engine.c (print_engine_table): Ditto.
900 (engine_switch_leaf): Ditto.
901 * gen-support.c (print_support_function_name): Ditto.
902 * gen-semantics.c (print_semantic_function_header): Update.
904 * gen-icache.c (print_icache_function_header): Update.
905 (print_icache_function): Update.
906 (print_icache_internal_function_declaration): Update.
907 (print_icache_internal_function_definition): Update.
909 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
910 files, will at some stage need to move it into support.
912 * igen.h, igen.c (main): New option -e <engine> - generate a full
913 simulation engine. Previously this was the -d <idecode-file>
915 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
916 to clean these up so that that call upon the updated gen-idecode
919 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
920 generating a decode table.
922 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
924 * igen.h, igen.c (main): New option -M - Control what is returned
925 by semantic functions - -1/NIA vs CIA+N/NIA. Add
926 generate_semantic_returning_modified_nia_only to igen_code enum.
927 * gen-semantics.c (print_semantic_body): As an alternative, make
928 NIA == -1 instead of CIA+insn_size by default.
930 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
931 New option -P <prefix> - Prepend all generated functions with the
933 (gen_idecode_c): Adjust.
934 * gen-icache.c (print_icache_struct): Ditto.
935 * gen-support.c (gen_support_c): Ditto.
937 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
939 * igen.c (main): Correct usage. Missleading message about ucase
940 options dumping internal tables. -F now includes rather then
941 excludes instructions.
943 * misc.h, misc.c (a2i): Make 64bit.
945 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
946 max to 64bits, expect trouble. Make the default 32 bits.
947 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
948 et.al. macro's to use the insn_bit_size instead of assuming 32
950 * gen-icache.c (print_icache_extraction): Ditto.
951 * gen-idecode.c (idecode_switch_start): Ditto.
952 * gen-idecode.c (gen_idecode_c): Ditto
954 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
955 Indicates that the instruction field of the table is specifying
956 bit widths instead of bit offsets.
957 * ld-insn.c (parse_insn_format): Parse instruction fields
960 * misc.c (a2i): Allow binary numbers to be specified using the
962 * ld-insn.c: Allow such numbers to appear in the instruction
965 * table.c (table_entry_read): Make // a valid comment character.
966 (table_entry_read): Skip lines containing a leading " - these may
967 eventually be used in a disasembler.
969 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
971 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
972 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
973 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
974 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
975 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
976 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
977 from the ../ppc directory.
979 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
980 renaming from filter_filename.[hc]