1 Fri Apr 24 19:45:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
3 * gen-icache.c (print_icache_extraction): Do not type cast
6 * ld-insn.c (load_insn_table): Terminate error with NL.
8 * gen.c (insns_bit_useless): Perform unsigned bit comparisons.
10 * filter.c (is_filtered_out, filter_parse): Pacify GCC, len is
13 Wed Apr 22 14:27:39 1998 Michael Meissner <meissner@cygnus.com>
15 * configure: Reconfigure to pick up ../common/aclocal.m4 changes
16 to suppress inlining by default.
18 Tue Apr 21 01:37:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
20 * gen-icache.c (print_icache_extraction): When generating #define
21 force the expression to the correct type.
23 Thu Apr 16 08:50:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
25 * misc.c (name2i): strlen returns an unsigned.
27 Tue Apr 14 19:04:28 1998 Andrew Cagney <cagney@b1.cygnus.com>
29 * igen.h (struct igen_warn_options): Add unimplemented option.
30 * igen.c (main): Update
32 * ld-insn.c (load_insn_table): Report unimplemented functions.
34 Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
36 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
37 separator tokens when parsing a conditional.
39 * igen.h (main): Add option -S so that suffix can be specified.
41 Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
43 * igen.h (struct igen_trace_options): Add members insn_expansion
46 * igen.c (main): Add options -Gtrace-insn-expansion,
47 -Gtrace-insn-insertion and -Gtrace-all.
49 * gen.c (gen_entry_expand_insns): Trace each instruction as it is
50 selected for expansion.
51 (gen_entry_expand_opcode): Trace each expanded instruction as it
52 is inserted into the table.
54 Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
56 * ld-insn.c (parse_insn_word): Parse conditional operators.
57 (parse_insn_word): Verify field conditionals.
59 * ld-insn.h: Extend syntax to allow macros and field equality.
60 (struct insn_field_cond): Rename insn_field_exclusion, add type.
62 * gen.c (gen_entry_expand_opcode): Check type of conditional.
63 (insns_bit_useless): Ditto.
65 * ld-insn.c (parse_macro_record): New function.
67 Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
69 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
71 * ld-insn.c (parse_insn_word): Check instruction field type
72 correctly initialized.
73 (print_insn_words): Ditto.
74 (insn_field_type_to_str): Ditto.
75 (dump_insn_field): Ditto.
77 * gen.c (insns_bit_useless): Ditto.
79 Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
81 * gen.h, igen.c (print_include_inline, print_includes,
82 print_includes): New functions. Generate include list. For for
83 semantics et.al. generate CPP code to inline when
86 * igen.c (gen_semantics_c): Call print_includes.
87 * gen-engine.c (gen_engine_c): Ditto.
89 Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
91 * igen.h: (struct _igen_name_option): Replace with struct
92 igen_module_option. Contains both module prefix and suffix.
93 (INIT_OPTIONS): Initialize.
95 * igen.c (main): Update -P option to fill in full module info.
96 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
97 gen-support.c): Update.
99 Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
101 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
104 Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
106 * table.c (table_push): Redo, using stdio. Fixes NT native
107 problem with <CRLF>=><LF> translation...
109 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
111 * gen-engine.c (print_run_body): Re-extract the CIA after
112 processing any events.
114 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
116 * Makefile.in: Get SHELL from configure.
117 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
120 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
122 * igen.c: Pass sim_cia to trace_prefix.
124 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
126 * ld-insn.c (parse_function_record): Check models are valid.
127 (parse_function_record): Only discard function when no model is
130 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
132 * gen-engine.c (print_run_body): Always wrap generated idecode
133 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
135 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
137 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
138 discarded function warning.
140 * igen.c (main): Clarify -Wnodiscard.
142 * ld-insn.c (parse_function_record): For functions, allow use of
143 instruction style function model records
145 * ld-insn.h (nr_function_model_fields): Define.
147 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
149 * igen.c (print_itrace_prefix): Generate call to trace_prefix
150 instead of trace_one_insn.
151 (print_itrace): Generate trace_prefix call if any tracing enabled,
152 (print_itrace): Nest generated call to trace_generic inside
153 conditional for any tracing enabled.
154 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
156 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
158 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
159 * gen-icache.c (print_icache_body): Ditto.
160 * gen-idecode.c (print_idecode_ifetch): Ditto.
162 * gen-icache.c (print_icache_body): Mark successive instruction
165 * ld-insn.c (parse_insn_word): Only report insn-width problems
166 when warning enabled.
168 * igen.h: Add flag for warning about invalid instruction widths.
169 * igen.c: Parse -Wwidth option.
171 * gen-support.c (gen_support_h): Map instruction_word onto
172 <PREFIX>_instruction_word when needed.
173 (print_support_function_name): Use support prefix.
174 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
176 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
178 * gen-support.c (gen_support_h): Generate new macro CPU_.
180 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
182 * gen-engine.c (gen_engine_h): Don't assume a model is present.
183 (gen_engine_c): Ditto.
185 * igen.c (gen_run_c): Ditto.
187 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
188 CPU_CIA. Parameterize with CPU argument.
190 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
192 * gen.h (struct _gen_list): Replace processor with model.
194 * igen.c (gen_idecode_h): Update.
195 (gen_run_c): For generated switch, use model->full_name.
197 * gen.c (print_gen_entry_path): Ditto.
199 (gen_entry_expand_insns): Ditto.
200 (make_gen_tables): Ditto.
202 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
203 function sim_engine_run. Pass argument on to engine_run.
205 * gen-engine.c (print_engine_run_function_header): Add extra
206 argument `nr_cpus' to generated function engine_run.
207 (print_run_body): Fix SMP case.
209 * gen-support.c (support_c_function): Call sim_engine_abort when
210 internal function fails to long jump.
212 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
214 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
217 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
219 * gen-semantics.c (print_semantic_body): Fix handling of
220 hardwired zero register.
222 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
224 * igen.h (struct _igen_gen_options): Add member default_model.
226 * igen.c (gen_run_c): Default to the first machine in the
228 (main): Add MODEL parameter to gen-multi-sim option.
230 * gen.h (function_decl_type): Declare enum.
232 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
233 Make global, pass function_decl_type as argument.
234 (gen_engine_h, gen_engine_c): Update call.
236 * gen-idecode.c (print_idecode_issue_function_header),
237 gen-idecode.h: Pass function_decl_type as argument.
239 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
242 * igen.c (gen_run_c): For multi-sim, initialize globals
243 idecode_issue and engine_run.
245 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
247 * ld-insn.c (parse_insn_model_record): Allow multiple model names
248 to be specified in a single instruction model record.
249 (dump_insn_model_entry): Update.
251 * ld-insn.h (struct _insn_model_entry): Replace member name with
252 the filter names. Document syntax change.
254 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
256 * gen-engine.c (print_run_body): Add hooks for adding code before
257 and after an instruction has been issued.
259 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
261 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
262 `#ifdef 0' around this.
264 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
266 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
269 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
271 * ld-insn.h: Document mnemonic string format.
273 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
275 * gen-icache.c (print_icache_extraction): Force result of atol to
278 * ld-insn.c (parse_function_record): Separate handling of old and
279 ney fynction records.
280 (load_insn_table): For %s record, hack function name & type after
283 * filter.h (filter_is_subset): Reverse argument names, wrong
286 * ld-insn.c (load_insn_table): Move include code to.
287 (parse_include_record): New function. Check for filtering of
288 include statement by both flags and models.
289 (load_insn_table): Check for model filtering of cache and model
291 (parse_model_data_record): Check for model & flag filtering of
293 (parse_function_record): Check for model & flag filtering of
296 * ld-insn.h: Define record_filter_models_field. Add filter-models
297 field to all but instruction records.
298 (struct _function_entry, struct _cache_entry): Add models field.
299 (nr_function_fields): Make parm field mandatory.
301 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
303 * igen.c (main): Change -I option to -I<directory>. Add optional
304 size to -Ggen-icache option. Add -Gno-... support.
306 * igen.h (struct _igen_options): Add include field.
308 * ld-insn.c (enum insn_record_type, insn_type_map): Add
310 (load_insn_table): Call table_push when include record.
312 * table.c (struct _open table, struct table): Make table object an
313 indirect ptr to the current table file.
314 (current_line, new_table_entry, next_line): Make file arg type
316 (table_open): Use table_push.
317 (table_read): Point variable file at current table, at eof, pop
320 * table.h, table.c (table_push): New function.
322 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
324 * gen-semantics.c (print_semantic_body): Use CIA not
325 cia.ip. Escape newlines at end of generated call to
328 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
330 * igen.c (print_itrace): Output line-ref to igen source file when
331 generating trace statements.
332 (print_itrace_prefix, print_itrace_format): Escape newline at end
333 of each line of generated call to trace function.
335 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
337 * gen-support.c (gen_support_h): Generate #define NIA. Definition
338 dependant on gen-delayed-branch mode.
340 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
341 closing double quote in mnemonic field.
342 (parse_option_record): Add gen-delayed-branch option.
344 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
346 * gen.c (insn_list_insert): Missing \n in warning.
348 * ld-insn.c (load_insn_table): Only notify of discarded
349 instrctions when warn.discard enabled.
351 * igen.h: Add option.warn.discard, default enabled.
353 * igen.c (main): Add -Wnodiscard option.
355 * ld-insn.c (record_type): For old record type, check the number
356 of fields is correct.
357 (load_insn_table): Allow insn assembler and insn model records to
359 (parse_insn_model_record): Rename from parse_insn_model_records.
360 Parse only one record.
361 (parse_insn_mnemonic_record): Rename from
362 parse_insn_mnemonic_records. Parse only one record.
364 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
366 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
367 illegal zero-sized array.
368 (itable_print_set): likewise, avoid empty initializers.
370 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
372 * configure.in: i386-windows is a cross, so don't expect
373 libiberty to be there.
374 * configure: updated.
376 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
378 * igen.c (print_function_name): Put the format name after the
379 function / instruction name, not before.
380 (print_itrace): Better format trace code.
382 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
384 * gen.c (insns_bit_useless): Don't treat string fields restricted
385 to a range of values as useless.
387 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
389 * igen.c (gen_run_c): Handle non-multi-sim case.
391 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
394 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
396 * gen-semantics.c (print_semantic_body): Trace the instruction
397 after it has been validated.
398 (print_semantic_body): Count the instruction using sim-profile.
400 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
402 * gen-itable.c (gen_itable_h): Collect summary info on instruction
403 table when traversing it.
404 (gen_itable_h): Output an enum defining the max size of each of
405 the itable string members.
407 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
409 * igen.c (gen_run_c): New function. Generate sim_engine_run that
410 looks at the currently selected architecture.
412 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
413 one engine per model.
415 * gen-semantics.c, gen-icache.c gen-support.c:
418 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
419 returns a line at a time. Parse multi-word instructions. Add
422 * table.h, table.c: Simplify. Only parse a single line at a time.
423 ld-insn can handle the rest.
425 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
426 filter_is_common, filter_is_member, filter_next): New filter
428 (dump_filter): Ditto.
430 * gen.h, gen.c: New file. Takes the insn table and turns it into
431 a set of decode tables and semantic functions.
433 * ld-insn.c: Copy generator code from here.
436 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
438 * misc.h (NZALLOC): Allocate an N element array of TYPE.
440 * table.h, table.c: Simplify table parser so that it only
441 understands colon delimited lines and code blocks.
442 (table_read): Parse '{' ... '}' as a code block.
443 (table_print_code): New function, print out a code block to file.
444 (main): Add suport for standalone testing.
446 * ld-insn.h, ld-insn.c:
449 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
451 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
452 (print_jump_definition, print_jump, print_jump_internal_function,
453 print_jump_insn, print_jump_until_stop_body): Delete, moved to
456 * igen.c (print_itrace_format): Delete unused variable chp.
457 (gen-engine.h): Include.
459 * table.c (current_file_name, current_line_entry,
460 current_line_entry): Make static.
462 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
464 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
465 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
466 * configure.in: Include simulator common/aclocal.m4.
467 * configure.in: Add --enable-sim-warnings option.
468 * configure: Re-generate.
472 * Makefile.in (tmp-filter): New rule.
473 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
474 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
476 * gen.h, gen.c: New files.
478 * Makefile.in (gen.o, tmp-gen): New rules, update all
481 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
483 * ld-insn.c (load_insn_table): Accept %s as a function type.
485 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
487 * igen.c (print_itrace_prefix): Move printing of insn prefix to
489 (print_itrace_format): Drop printing of MY_NAME in instruction
490 trace. Printing of insn prefix moved.
491 (print_itrace): Ditto.
493 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
495 * gen-icache.c (print_icache_function_header): Pass
496 table_line_entry instead of separate file and line.
498 * table.c (table_entry_read): Set assembler source file/line-nr to
499 the current not initial file.
500 (table_entry_read): Fix line numbering of source files.
502 table.h (table_line_entry): New structure. Exactly specifies a
504 (table_*_entry): Add this to all.
506 table.c (table_entry_print_cpp_line_nr): Change to use values from
507 a table_line_entry struct.
508 (table_entry_read): Save table_line_entry in all structures read.
510 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
511 gen-model.c: Update all references.
513 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
515 * igen.c (print_my_defines): Define MY_NAME - a string. For
516 MY_PREFIX, undefine the name of the function incase some dumb
517 header defined it. it.
518 (print_itrace): Use MY_NAME not MY_PREFIX.
520 * lf.c (lf_write): New function write an N character buffer to the
523 * igen.c (print_itrace): When available, use the assembler to
524 print the insn-trace.
525 (print_itrace_prefix): New function, print first part of call to
527 (print_itrace_format): New function, print fmt argument for
530 * table.c (table_entry_read): Save any assembler lines instead of
533 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
535 * gen-icache.c (print_icache_body): Process immeds.
537 * gen-semantics.c (print_semantic_body): When computing NIA, skip
538 any immed words that follow the instruction word.
540 * ld-insn.c (parse_insn_format): Parse immeds appended to an
543 * igen.c (main): Allow any register to be specified as the zero
545 (semantic_zero_reg): Global, index to zero register.
547 * gen-semantics.c (print_semantic_body): Zero selected register.
549 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
551 * igen.h: Stop options and code gen type bit masks overlaping.
553 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
555 * gen-semantics.c (print_semantic_body): Incorrect test for
558 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
560 * gen-semantics.c (print_semantic_body): Use common sim-engine
563 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
565 * gen-semantics.c (print_semantic_body): Add code to clear r0.
567 * igen.c (main): Add new option zero-r0, which adds code to clear
570 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
572 * igen.c (print_itrace): Fix so line-nr is passed to trace
575 * gen-idecode.c (print_idecode_validate): Correct FP code.
577 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
579 (print_support_function_name): Ditto.
581 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
583 * igen.c (print_itrace): Call trace_one_insn to trace
584 instructions, rather than doing it directly.
586 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
588 * gen-engine.c (engine_switch_leaf): Remove extra %s.
589 (print_engine_floating_point_unavailable): Wrap in #ifdef
590 UNUSED/#endif, until somebody uses it.
592 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
594 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
596 (print_idecode_validate): Use long formats to print long values.
598 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
599 if we get an unexpected type.
601 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
603 * igen.c (print_itrace): Pass SD as well as CPU to calls to
606 * gen-support.c (gen_support_h): Always pass sim_cia cia to
608 (print_support_function_name): Ditto.
610 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
612 * gen-support.c (support_c_function): Remove unnecessary memset of
614 * gen-semantics.c (print_semantic_body): Wasn't closing
617 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
619 * ld-insn.c (load_insn_table): Report instructions that do not
620 have at least a format and name.
621 (insn_table_find_opcode_field): Check progress is being made.
623 * gen-support.c (support_c_function): Report empty function body.
625 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
627 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
629 (insn_table_expand_insns): Allow special rules to apply to groups
630 of instructions when all members of the group match the special
633 * gen-semantics.c (print_c_semantic): Ditto.
634 * igen.c (print_semantic_function_formal): Ditto.
635 (print_semantic_function_type): Ditto.
636 * igen.c (print_icache_function_formal): Ditto.
637 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
639 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
640 instruction_address type.
642 * gen-semantics.c (print_semantic_body): Call cpu_error when an
643 unimplemented instruction is encountered - gives the interpreter
644 the chance to stop correctly.
646 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
648 * igen.c (print_function_name): Allow dot's in instruction names.
650 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
652 * igen.c (main), igen.h: Support new option - delayed-branch -
653 generate code to drive a delayed branch processor.
655 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
657 * igen.c (print_icache_function_formal): Replace address_word with
659 (print_semantic_function_formal): Ditto.
660 (print_semantic_function_type): Ditto.
661 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
663 * gen-semantics.c (print_semantic_body): Ditto.
664 (print_c_semantic): Ditto.
666 * gen-support.c (support_c_function): Return a zeroed CIA instead
667 of just zero - works with any cia type.
669 * igen.c (print_itrace): For delayed branch case, print just the
672 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
674 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
676 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
678 * Makefile.in (INSTALL): Set to @INSTALL@.
679 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
681 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
683 * Makefile.in (INSTALL): Change install.sh to install-sh.
685 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
687 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
688 * gen-idecode.c (gen_idecode_c): Likewise.
689 * igen.c (gen_semantics_c): Likewise.
691 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
693 * gen-icache.c (print_icache_body): No longer define cpu/sd,
694 support.h now defines CPU/SD globally.
696 * gen-model.c (gen_model_h): Ditto.
698 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
700 (print_jump_until_stop_body): Ditto.
701 (print_idecode_validate): Ditto.
703 * gen-icache.c (print_icache_body): Ditto.
705 * gen-semantics.c (print_semantic_body): Ditto.
707 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
709 (print_icache_function_formal): Ditto.
711 * gen-support.c (print_support_function_name): Include sd/cpu arg
712 in support function argument list.
713 (support_c_function): Generate code to cpu/sd from sd/cpu.
714 (gen_support_h): Define _SD the argument prefix for all support
715 functions. Define SD/CPU to determine sd/cpu from value of _SD
718 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
720 * gen-support.c (gen_support_c): Update for renaming of engine to
724 * gen-idecode.c (gen_idecode_c): Ditto.
726 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
728 * ld-decode.c (load_decode_table): Rename slash to reserved.
729 (dump_decode_rule): Ditto.
731 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
732 reserved bit - and a `*' - wild card.
733 (parse_insn_format): Change is_slash to more informative reserved.
734 (dump_insn_field): Ditto.
735 (insn_field_is_constant): Ditto.
736 (insn_table_expand_opcode): Ditto.
738 * gen-idecode.c (print_idecode_validate): Make check_mask and
739 check_val the correct integer size.
740 (print_idecode_validate): Fix reserved bit check for 64 bit
743 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
745 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
746 `/' in bit fields. `/' denotes a wild bit.
748 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
750 * igen.h, igen.c (main): New options. Control generation of
751 conditional issue and slot verification code.
753 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
755 * gen-support.c (print_support_function_name): Prepend the global
756 name prefix when applicable. Provide #define to map the user
757 specified name the generated globaly unique one.
759 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
761 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
762 - reserved bits, floating point and slot validation - with a
763 #ifdef so that they are optional.
765 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
767 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
768 - report the error of a leaf node in the decision tree containing
769 several instructions.
770 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
771 (print_idecode_switch_leaf): Ditto.
773 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
774 print_idecode_invalid): Rename former to latter. Add argument so
775 that one function can generate all invalid instruction cases -
776 illegal, fp-unavailable, wrong-slot.
777 * gen-engine.c: Update.
779 * gen-idecode.c: Use print_idecode_invalid to generate a function
780 call for cases when fp-unavailable and the slot is wrong.
782 * gen-idecode.c (print_idecode_validate): New check, generate code
783 to verify that the instruction slot is correct.
785 * igen.c (main): Simplify options.
787 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
789 * igen.c (print_itrace): Remove source line reference for trace
790 code - let the user see the generated file.
791 (print_itrace): Print the trace code rather than reference a
794 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
796 * igen.c (print_semantic_function_actual): Pass either the
797 processor - smp - or the engine - mono - into semantic functions.
800 * gen-icache.c (print_icache_body): Dependant on smp, derive
801 processor from engine or engine from processor, and hence ensuring
802 that both are defined in all semantic functions.
804 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
806 * ld-insn.c (parse_insn_format): Make the width field optional.
807 If missing assume that the number of characters in the value
808 determines the number of bits in the field.
810 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
812 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
813 more useful error message.
815 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
817 * misc.c (error): Output errors on stderr.
819 * ld-insn.c (parse_insn_format): Skip any leading spaces.
820 Verify the width of instructions being parsed.
822 * table.c (table_entry_read): Parse CPP's convention for
823 specifying original file name/line-nr.
825 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
827 * ld-insn.c (parse_insn_format): Allow trailing spaces in
830 * Makefile.in: Create using ../ppc/Makefile.in as a starting
832 * configure.in: Ditto vis ../ppc/configure.in
834 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
836 * gen-support.c (gen_support_c): Always include engine.h instead
838 * gen-idecode.c (gen_idecode_c): Ditto.
840 * words.h (instruction_word): Remove instruction_word - now
842 (address_word): New. Used by igen.
844 * lf.c (lf_print_function_type_function): New, pass a function to
845 print out the type instead of a constant string.
847 * igen.h, igen.c (print_semantic_function_formal,
848 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
849 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
850 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
851 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
852 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
853 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
854 * gen-idecode.c (print_idecode_table): Update.
855 (idecode_switch_leaf): Update.
856 (print_idecode_switch_function_header): Ditto.
857 (print_idecode_floating_point_unavailable): Ditto.
858 (print_idecode_issue_function_header): Ditto.
859 * igen.c (gen_icache_h): Ditto.
860 * gen-engine.c (print_engine_table): Ditto.
861 (engine_switch_leaf): Ditto.
862 * gen-support.c (print_support_function_name): Ditto.
863 * gen-semantics.c (print_semantic_function_header): Update.
865 * gen-icache.c (print_icache_function_header): Update.
866 (print_icache_function): Update.
867 (print_icache_internal_function_declaration): Update.
868 (print_icache_internal_function_definition): Update.
870 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
871 files, will at some stage need to move it into support.
873 * igen.h, igen.c (main): New option -e <engine> - generate a full
874 simulation engine. Previously this was the -d <idecode-file>
876 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
877 to clean these up so that that call upon the updated gen-idecode
880 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
881 generating a decode table.
883 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
885 * igen.h, igen.c (main): New option -M - Control what is returned
886 by semantic functions - -1/NIA vs CIA+N/NIA. Add
887 generate_semantic_returning_modified_nia_only to igen_code enum.
888 * gen-semantics.c (print_semantic_body): As an alternative, make
889 NIA == -1 instead of CIA+insn_size by default.
891 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
892 New option -P <prefix> - Prepend all generated functions with the
894 (gen_idecode_c): Adjust.
895 * gen-icache.c (print_icache_struct): Ditto.
896 * gen-support.c (gen_support_c): Ditto.
898 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
900 * igen.c (main): Correct usage. Missleading message about ucase
901 options dumping internal tables. -F now includes rather then
902 excludes instructions.
904 * misc.h, misc.c (a2i): Make 64bit.
906 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
907 max to 64bits, expect trouble. Make the default 32 bits.
908 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
909 et.al. macro's to use the insn_bit_size instead of assuming 32
911 * gen-icache.c (print_icache_extraction): Ditto.
912 * gen-idecode.c (idecode_switch_start): Ditto.
913 * gen-idecode.c (gen_idecode_c): Ditto
915 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
916 Indicates that the instruction field of the table is specifying
917 bit widths instead of bit offsets.
918 * ld-insn.c (parse_insn_format): Parse instruction fields
921 * misc.c (a2i): Allow binary numbers to be specified using the
923 * ld-insn.c: Allow such numbers to appear in the instruction
926 * table.c (table_entry_read): Make // a valid comment character.
927 (table_entry_read): Skip lines containing a leading " - these may
928 eventually be used in a disasembler.
930 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
932 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
933 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
934 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
935 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
936 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
937 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
938 from the ../ppc directory.
940 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
941 renaming from filter_filename.[hc]