1 Tue Apr 14 10:57:26 1998 Andrew Cagney <cagney@b1.cygnus.com>
3 * ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
4 separator tokens when parsing a conditional.
6 * igen.h (main): Add option -S so that suffix can be specified.
8 Tue Apr 14 08:44:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
10 * igen.h (struct igen_trace_options): Add members insn_expansion
13 * igen.c (main): Add options -Gtrace-insn-expansion,
14 -Gtrace-insn-insertion and -Gtrace-all.
16 * gen.c (gen_entry_expand_insns): Trace each instruction as it is
17 selected for expansion.
18 (gen_entry_expand_opcode): Trace each expanded instruction as it
19 is inserted into the table.
21 Mon Apr 13 19:21:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
23 * ld-insn.c (parse_insn_word): Parse conditional operators.
24 (parse_insn_word): Verify field conditionals.
26 * ld-insn.h: Extend syntax to allow macros and field equality.
27 (struct insn_field_cond): Rename insn_field_exclusion, add type.
29 * gen.c (gen_entry_expand_opcode): Check type of conditional.
30 (insns_bit_useless): Ditto.
32 * ld-insn.c (parse_macro_record): New function.
34 Mon Apr 13 22:37:47 1998 Andrew Cagney <cagney@b1.cygnus.com>
36 * ld-insn.h (enum insn_field_type): Add insn_field_invalid.
38 * ld-insn.c (parse_insn_word): Check instruction field type
39 correctly initialized.
40 (print_insn_words): Ditto.
41 (insn_field_type_to_str): Ditto.
42 (dump_insn_field): Ditto.
44 * gen.c (insns_bit_useless): Ditto.
46 Fri Apr 3 18:08:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
48 * gen.h, igen.c (print_include_inline, print_includes,
49 print_includes): New functions. Generate include list. For for
50 semantics et.al. generate CPP code to inline when
53 * igen.c (gen_semantics_c): Call print_includes.
54 * gen-engine.c (gen_engine_c): Ditto.
56 Sat Apr 4 21:09:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
58 * igen.h: (struct _igen_name_option): Replace with struct
59 igen_module_option. Contains both module prefix and suffix.
60 (INIT_OPTIONS): Initialize.
62 * igen.c (main): Update -P option to fill in full module info.
63 (gen-engine.c, gen-icache.c, gen-itable.c, gen-semantics.c,
64 gen-support.c): Update.
66 Sat Apr 4 02:15:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
68 * igen.c (print_itrace): Use TRACE_ANY_P macro to determine if any
71 Thu Mar 26 20:51:23 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
73 * table.c (table_push): Redo, using stdio. Fixes NT native
74 problem with <CRLF>=><LF> translation...
76 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
78 * gen-engine.c (print_run_body): Re-extract the CIA after
79 processing any events.
81 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
83 * Makefile.in: Get SHELL from configure.
84 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
87 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
89 * igen.c: Pass sim_cia to trace_prefix.
91 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
93 * ld-insn.c (parse_function_record): Check models are valid.
94 (parse_function_record): Only discard function when no model is
97 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
99 * gen-engine.c (print_run_body): Always wrap generated idecode
100 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
102 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
104 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
105 discarded function warning.
107 * igen.c (main): Clarify -Wnodiscard.
109 * ld-insn.c (parse_function_record): For functions, allow use of
110 instruction style function model records
112 * ld-insn.h (nr_function_model_fields): Define.
114 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
116 * igen.c (print_itrace_prefix): Generate call to trace_prefix
117 instead of trace_one_insn.
118 (print_itrace): Generate trace_prefix call if any tracing enabled,
119 (print_itrace): Nest generated call to trace_generic inside
120 conditional for any tracing enabled.
121 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
123 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
125 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
126 * gen-icache.c (print_icache_body): Ditto.
127 * gen-idecode.c (print_idecode_ifetch): Ditto.
129 * gen-icache.c (print_icache_body): Mark successive instruction
132 * ld-insn.c (parse_insn_word): Only report insn-width problems
133 when warning enabled.
135 * igen.h: Add flag for warning about invalid instruction widths.
136 * igen.c: Parse -Wwidth option.
138 * gen-support.c (gen_support_h): Map instruction_word onto
139 <PREFIX>_instruction_word when needed.
140 (print_support_function_name): Use support prefix.
141 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
143 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
145 * gen-support.c (gen_support_h): Generate new macro CPU_.
147 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
149 * gen-engine.c (gen_engine_h): Don't assume a model is present.
150 (gen_engine_c): Ditto.
152 * igen.c (gen_run_c): Ditto.
154 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
155 CPU_CIA. Parameterize with CPU argument.
157 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
159 * gen.h (struct _gen_list): Replace processor with model.
161 * igen.c (gen_idecode_h): Update.
162 (gen_run_c): For generated switch, use model->full_name.
164 * gen.c (print_gen_entry_path): Ditto.
166 (gen_entry_expand_insns): Ditto.
167 (make_gen_tables): Ditto.
169 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
170 function sim_engine_run. Pass argument on to engine_run.
172 * gen-engine.c (print_engine_run_function_header): Add extra
173 argument `nr_cpus' to generated function engine_run.
174 (print_run_body): Fix SMP case.
176 * gen-support.c (support_c_function): Call sim_engine_abort when
177 internal function fails to long jump.
179 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
181 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
184 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
186 * gen-semantics.c (print_semantic_body): Fix handling of
187 hardwired zero register.
189 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
191 * igen.h (struct _igen_gen_options): Add member default_model.
193 * igen.c (gen_run_c): Default to the first machine in the
195 (main): Add MODEL parameter to gen-multi-sim option.
197 * gen.h (function_decl_type): Declare enum.
199 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
200 Make global, pass function_decl_type as argument.
201 (gen_engine_h, gen_engine_c): Update call.
203 * gen-idecode.c (print_idecode_issue_function_header),
204 gen-idecode.h: Pass function_decl_type as argument.
206 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
209 * igen.c (gen_run_c): For multi-sim, initialize globals
210 idecode_issue and engine_run.
212 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
214 * ld-insn.c (parse_insn_model_record): Allow multiple model names
215 to be specified in a single instruction model record.
216 (dump_insn_model_entry): Update.
218 * ld-insn.h (struct _insn_model_entry): Replace member name with
219 the filter names. Document syntax change.
221 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
223 * gen-engine.c (print_run_body): Add hooks for adding code before
224 and after an instruction has been issued.
226 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
228 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
229 `#ifdef 0' around this.
231 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
233 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
236 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
238 * ld-insn.h: Document mnemonic string format.
240 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
242 * gen-icache.c (print_icache_extraction): Force result of atol to
245 * ld-insn.c (parse_function_record): Separate handling of old and
246 ney fynction records.
247 (load_insn_table): For %s record, hack function name & type after
250 * filter.h (filter_is_subset): Reverse argument names, wrong
253 * ld-insn.c (load_insn_table): Move include code to.
254 (parse_include_record): New function. Check for filtering of
255 include statement by both flags and models.
256 (load_insn_table): Check for model filtering of cache and model
258 (parse_model_data_record): Check for model & flag filtering of
260 (parse_function_record): Check for model & flag filtering of
263 * ld-insn.h: Define record_filter_models_field. Add filter-models
264 field to all but instruction records.
265 (struct _function_entry, struct _cache_entry): Add models field.
266 (nr_function_fields): Make parm field mandatory.
268 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
270 * igen.c (main): Change -I option to -I<directory>. Add optional
271 size to -Ggen-icache option. Add -Gno-... support.
273 * igen.h (struct _igen_options): Add include field.
275 * ld-insn.c (enum insn_record_type, insn_type_map): Add
277 (load_insn_table): Call table_push when include record.
279 * table.c (struct _open table, struct table): Make table object an
280 indirect ptr to the current table file.
281 (current_line, new_table_entry, next_line): Make file arg type
283 (table_open): Use table_push.
284 (table_read): Point variable file at current table, at eof, pop
287 * table.h, table.c (table_push): New function.
289 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
291 * gen-semantics.c (print_semantic_body): Use CIA not
292 cia.ip. Escape newlines at end of generated call to
295 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
297 * igen.c (print_itrace): Output line-ref to igen source file when
298 generating trace statements.
299 (print_itrace_prefix, print_itrace_format): Escape newline at end
300 of each line of generated call to trace function.
302 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
304 * gen-support.c (gen_support_h): Generate #define NIA. Definition
305 dependant on gen-delayed-branch mode.
307 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
308 closing double quote in mnemonic field.
309 (parse_option_record): Add gen-delayed-branch option.
311 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
313 * gen.c (insn_list_insert): Missing \n in warning.
315 * ld-insn.c (load_insn_table): Only notify of discarded
316 instrctions when warn.discard enabled.
318 * igen.h: Add option.warn.discard, default enabled.
320 * igen.c (main): Add -Wnodiscard option.
322 * ld-insn.c (record_type): For old record type, check the number
323 of fields is correct.
324 (load_insn_table): Allow insn assembler and insn model records to
326 (parse_insn_model_record): Rename from parse_insn_model_records.
327 Parse only one record.
328 (parse_insn_mnemonic_record): Rename from
329 parse_insn_mnemonic_records. Parse only one record.
331 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
333 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
334 illegal zero-sized array.
335 (itable_print_set): likewise, avoid empty initializers.
337 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
339 * configure.in: i386-windows is a cross, so don't expect
340 libiberty to be there.
341 * configure: updated.
343 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
345 * igen.c (print_function_name): Put the format name after the
346 function / instruction name, not before.
347 (print_itrace): Better format trace code.
349 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
351 * gen.c (insns_bit_useless): Don't treat string fields restricted
352 to a range of values as useless.
354 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
356 * igen.c (gen_run_c): Handle non-multi-sim case.
358 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
361 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
363 * gen-semantics.c (print_semantic_body): Trace the instruction
364 after it has been validated.
365 (print_semantic_body): Count the instruction using sim-profile.
367 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
369 * gen-itable.c (gen_itable_h): Collect summary info on instruction
370 table when traversing it.
371 (gen_itable_h): Output an enum defining the max size of each of
372 the itable string members.
374 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
376 * igen.c (gen_run_c): New function. Generate sim_engine_run that
377 looks at the currently selected architecture.
379 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
380 one engine per model.
382 * gen-semantics.c, gen-icache.c gen-support.c:
385 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
386 returns a line at a time. Parse multi-word instructions. Add
389 * table.h, table.c: Simplify. Only parse a single line at a time.
390 ld-insn can handle the rest.
392 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
393 filter_is_common, filter_is_member, filter_next): New filter
395 (dump_filter): Ditto.
397 * gen.h, gen.c: New file. Takes the insn table and turns it into
398 a set of decode tables and semantic functions.
400 * ld-insn.c: Copy generator code from here.
403 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
405 * misc.h (NZALLOC): Allocate an N element array of TYPE.
407 * table.h, table.c: Simplify table parser so that it only
408 understands colon delimited lines and code blocks.
409 (table_read): Parse '{' ... '}' as a code block.
410 (table_print_code): New function, print out a code block to file.
411 (main): Add suport for standalone testing.
413 * ld-insn.h, ld-insn.c:
416 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
418 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
419 (print_jump_definition, print_jump, print_jump_internal_function,
420 print_jump_insn, print_jump_until_stop_body): Delete, moved to
423 * igen.c (print_itrace_format): Delete unused variable chp.
424 (gen-engine.h): Include.
426 * table.c (current_file_name, current_line_entry,
427 current_line_entry): Make static.
429 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
431 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
432 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
433 * configure.in: Include simulator common/aclocal.m4.
434 * configure.in: Add --enable-sim-warnings option.
435 * configure: Re-generate.
439 * Makefile.in (tmp-filter): New rule.
440 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
441 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
443 * gen.h, gen.c: New files.
445 * Makefile.in (gen.o, tmp-gen): New rules, update all
448 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
450 * ld-insn.c (load_insn_table): Accept %s as a function type.
452 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
454 * igen.c (print_itrace_prefix): Move printing of insn prefix to
456 (print_itrace_format): Drop printing of MY_NAME in instruction
457 trace. Printing of insn prefix moved.
458 (print_itrace): Ditto.
460 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
462 * gen-icache.c (print_icache_function_header): Pass
463 table_line_entry instead of separate file and line.
465 * table.c (table_entry_read): Set assembler source file/line-nr to
466 the current not initial file.
467 (table_entry_read): Fix line numbering of source files.
469 table.h (table_line_entry): New structure. Exactly specifies a
471 (table_*_entry): Add this to all.
473 table.c (table_entry_print_cpp_line_nr): Change to use values from
474 a table_line_entry struct.
475 (table_entry_read): Save table_line_entry in all structures read.
477 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
478 gen-model.c: Update all references.
480 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
482 * igen.c (print_my_defines): Define MY_NAME - a string. For
483 MY_PREFIX, undefine the name of the function incase some dumb
484 header defined it. it.
485 (print_itrace): Use MY_NAME not MY_PREFIX.
487 * lf.c (lf_write): New function write an N character buffer to the
490 * igen.c (print_itrace): When available, use the assembler to
491 print the insn-trace.
492 (print_itrace_prefix): New function, print first part of call to
494 (print_itrace_format): New function, print fmt argument for
497 * table.c (table_entry_read): Save any assembler lines instead of
500 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
502 * gen-icache.c (print_icache_body): Process immeds.
504 * gen-semantics.c (print_semantic_body): When computing NIA, skip
505 any immed words that follow the instruction word.
507 * ld-insn.c (parse_insn_format): Parse immeds appended to an
510 * igen.c (main): Allow any register to be specified as the zero
512 (semantic_zero_reg): Global, index to zero register.
514 * gen-semantics.c (print_semantic_body): Zero selected register.
516 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
518 * igen.h: Stop options and code gen type bit masks overlaping.
520 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
522 * gen-semantics.c (print_semantic_body): Incorrect test for
525 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
527 * gen-semantics.c (print_semantic_body): Use common sim-engine
530 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
532 * gen-semantics.c (print_semantic_body): Add code to clear r0.
534 * igen.c (main): Add new option zero-r0, which adds code to clear
537 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
539 * igen.c (print_itrace): Fix so line-nr is passed to trace
542 * gen-idecode.c (print_idecode_validate): Correct FP code.
544 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
546 (print_support_function_name): Ditto.
548 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
550 * igen.c (print_itrace): Call trace_one_insn to trace
551 instructions, rather than doing it directly.
553 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
555 * gen-engine.c (engine_switch_leaf): Remove extra %s.
556 (print_engine_floating_point_unavailable): Wrap in #ifdef
557 UNUSED/#endif, until somebody uses it.
559 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
561 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
563 (print_idecode_validate): Use long formats to print long values.
565 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
566 if we get an unexpected type.
568 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
570 * igen.c (print_itrace): Pass SD as well as CPU to calls to
573 * gen-support.c (gen_support_h): Always pass sim_cia cia to
575 (print_support_function_name): Ditto.
577 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
579 * gen-support.c (support_c_function): Remove unnecessary memset of
581 * gen-semantics.c (print_semantic_body): Wasn't closing
584 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
586 * ld-insn.c (load_insn_table): Report instructions that do not
587 have at least a format and name.
588 (insn_table_find_opcode_field): Check progress is being made.
590 * gen-support.c (support_c_function): Report empty function body.
592 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
594 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
596 (insn_table_expand_insns): Allow special rules to apply to groups
597 of instructions when all members of the group match the special
600 * gen-semantics.c (print_c_semantic): Ditto.
601 * igen.c (print_semantic_function_formal): Ditto.
602 (print_semantic_function_type): Ditto.
603 * igen.c (print_icache_function_formal): Ditto.
604 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
606 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
607 instruction_address type.
609 * gen-semantics.c (print_semantic_body): Call cpu_error when an
610 unimplemented instruction is encountered - gives the interpreter
611 the chance to stop correctly.
613 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
615 * igen.c (print_function_name): Allow dot's in instruction names.
617 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
619 * igen.c (main), igen.h: Support new option - delayed-branch -
620 generate code to drive a delayed branch processor.
622 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
624 * igen.c (print_icache_function_formal): Replace address_word with
626 (print_semantic_function_formal): Ditto.
627 (print_semantic_function_type): Ditto.
628 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
630 * gen-semantics.c (print_semantic_body): Ditto.
631 (print_c_semantic): Ditto.
633 * gen-support.c (support_c_function): Return a zeroed CIA instead
634 of just zero - works with any cia type.
636 * igen.c (print_itrace): For delayed branch case, print just the
639 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
641 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
643 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
645 * Makefile.in (INSTALL): Set to @INSTALL@.
646 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
648 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
650 * Makefile.in (INSTALL): Change install.sh to install-sh.
652 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
654 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
655 * gen-idecode.c (gen_idecode_c): Likewise.
656 * igen.c (gen_semantics_c): Likewise.
658 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
660 * gen-icache.c (print_icache_body): No longer define cpu/sd,
661 support.h now defines CPU/SD globally.
663 * gen-model.c (gen_model_h): Ditto.
665 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
667 (print_jump_until_stop_body): Ditto.
668 (print_idecode_validate): Ditto.
670 * gen-icache.c (print_icache_body): Ditto.
672 * gen-semantics.c (print_semantic_body): Ditto.
674 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
676 (print_icache_function_formal): Ditto.
678 * gen-support.c (print_support_function_name): Include sd/cpu arg
679 in support function argument list.
680 (support_c_function): Generate code to cpu/sd from sd/cpu.
681 (gen_support_h): Define _SD the argument prefix for all support
682 functions. Define SD/CPU to determine sd/cpu from value of _SD
685 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
687 * gen-support.c (gen_support_c): Update for renaming of engine to
691 * gen-idecode.c (gen_idecode_c): Ditto.
693 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
695 * ld-decode.c (load_decode_table): Rename slash to reserved.
696 (dump_decode_rule): Ditto.
698 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
699 reserved bit - and a `*' - wild card.
700 (parse_insn_format): Change is_slash to more informative reserved.
701 (dump_insn_field): Ditto.
702 (insn_field_is_constant): Ditto.
703 (insn_table_expand_opcode): Ditto.
705 * gen-idecode.c (print_idecode_validate): Make check_mask and
706 check_val the correct integer size.
707 (print_idecode_validate): Fix reserved bit check for 64 bit
710 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
712 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
713 `/' in bit fields. `/' denotes a wild bit.
715 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
717 * igen.h, igen.c (main): New options. Control generation of
718 conditional issue and slot verification code.
720 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
722 * gen-support.c (print_support_function_name): Prepend the global
723 name prefix when applicable. Provide #define to map the user
724 specified name the generated globaly unique one.
726 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
728 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
729 - reserved bits, floating point and slot validation - with a
730 #ifdef so that they are optional.
732 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
734 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
735 - report the error of a leaf node in the decision tree containing
736 several instructions.
737 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
738 (print_idecode_switch_leaf): Ditto.
740 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
741 print_idecode_invalid): Rename former to latter. Add argument so
742 that one function can generate all invalid instruction cases -
743 illegal, fp-unavailable, wrong-slot.
744 * gen-engine.c: Update.
746 * gen-idecode.c: Use print_idecode_invalid to generate a function
747 call for cases when fp-unavailable and the slot is wrong.
749 * gen-idecode.c (print_idecode_validate): New check, generate code
750 to verify that the instruction slot is correct.
752 * igen.c (main): Simplify options.
754 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
756 * igen.c (print_itrace): Remove source line reference for trace
757 code - let the user see the generated file.
758 (print_itrace): Print the trace code rather than reference a
761 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
763 * igen.c (print_semantic_function_actual): Pass either the
764 processor - smp - or the engine - mono - into semantic functions.
767 * gen-icache.c (print_icache_body): Dependant on smp, derive
768 processor from engine or engine from processor, and hence ensuring
769 that both are defined in all semantic functions.
771 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
773 * ld-insn.c (parse_insn_format): Make the width field optional.
774 If missing assume that the number of characters in the value
775 determines the number of bits in the field.
777 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
779 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
780 more useful error message.
782 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
784 * misc.c (error): Output errors on stderr.
786 * ld-insn.c (parse_insn_format): Skip any leading spaces.
787 Verify the width of instructions being parsed.
789 * table.c (table_entry_read): Parse CPP's convention for
790 specifying original file name/line-nr.
792 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
794 * ld-insn.c (parse_insn_format): Allow trailing spaces in
797 * Makefile.in: Create using ../ppc/Makefile.in as a starting
799 * configure.in: Ditto vis ../ppc/configure.in
801 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
803 * gen-support.c (gen_support_c): Always include engine.h instead
805 * gen-idecode.c (gen_idecode_c): Ditto.
807 * words.h (instruction_word): Remove instruction_word - now
809 (address_word): New. Used by igen.
811 * lf.c (lf_print_function_type_function): New, pass a function to
812 print out the type instead of a constant string.
814 * igen.h, igen.c (print_semantic_function_formal,
815 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
816 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
817 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
818 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
819 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
820 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
821 * gen-idecode.c (print_idecode_table): Update.
822 (idecode_switch_leaf): Update.
823 (print_idecode_switch_function_header): Ditto.
824 (print_idecode_floating_point_unavailable): Ditto.
825 (print_idecode_issue_function_header): Ditto.
826 * igen.c (gen_icache_h): Ditto.
827 * gen-engine.c (print_engine_table): Ditto.
828 (engine_switch_leaf): Ditto.
829 * gen-support.c (print_support_function_name): Ditto.
830 * gen-semantics.c (print_semantic_function_header): Update.
832 * gen-icache.c (print_icache_function_header): Update.
833 (print_icache_function): Update.
834 (print_icache_internal_function_declaration): Update.
835 (print_icache_internal_function_definition): Update.
837 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
838 files, will at some stage need to move it into support.
840 * igen.h, igen.c (main): New option -e <engine> - generate a full
841 simulation engine. Previously this was the -d <idecode-file>
843 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
844 to clean these up so that that call upon the updated gen-idecode
847 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
848 generating a decode table.
850 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
852 * igen.h, igen.c (main): New option -M - Control what is returned
853 by semantic functions - -1/NIA vs CIA+N/NIA. Add
854 generate_semantic_returning_modified_nia_only to igen_code enum.
855 * gen-semantics.c (print_semantic_body): As an alternative, make
856 NIA == -1 instead of CIA+insn_size by default.
858 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
859 New option -P <prefix> - Prepend all generated functions with the
861 (gen_idecode_c): Adjust.
862 * gen-icache.c (print_icache_struct): Ditto.
863 * gen-support.c (gen_support_c): Ditto.
865 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
867 * igen.c (main): Correct usage. Missleading message about ucase
868 options dumping internal tables. -F now includes rather then
869 excludes instructions.
871 * misc.h, misc.c (a2i): Make 64bit.
873 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
874 max to 64bits, expect trouble. Make the default 32 bits.
875 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
876 et.al. macro's to use the insn_bit_size instead of assuming 32
878 * gen-icache.c (print_icache_extraction): Ditto.
879 * gen-idecode.c (idecode_switch_start): Ditto.
880 * gen-idecode.c (gen_idecode_c): Ditto
882 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
883 Indicates that the instruction field of the table is specifying
884 bit widths instead of bit offsets.
885 * ld-insn.c (parse_insn_format): Parse instruction fields
888 * misc.c (a2i): Allow binary numbers to be specified using the
890 * ld-insn.c: Allow such numbers to appear in the instruction
893 * table.c (table_entry_read): Make // a valid comment character.
894 (table_entry_read): Skip lines containing a leading " - these may
895 eventually be used in a disasembler.
897 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
899 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
900 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
901 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
902 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
903 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
904 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
905 from the ../ppc directory.
907 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
908 renaming from filter_filename.[hc]