1 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
3 * Makefile.in: Get SHELL from configure.
4 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
7 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
9 * igen.c: Pass sim_cia to trace_prefix.
11 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
13 * ld-insn.c (parse_function_record): Check models are valid.
14 (parse_function_record): Only discard function when no model is
17 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
19 * gen-engine.c (print_run_body): Always wrap generated idecode
20 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
22 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
24 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
25 discarded function warning.
27 * igen.c (main): Clarify -Wnodiscard.
29 * ld-insn.c (parse_function_record): For functions, allow use of
30 instruction style function model records
32 * ld-insn.h (nr_function_model_fields): Define.
34 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
36 * igen.c (print_itrace_prefix): Generate call to trace_prefix
37 instead of trace_one_insn.
38 (print_itrace): Generate trace_prefix call if any tracing enabled,
39 (print_itrace): Nest generated call to trace_generic inside
40 conditional for any tracing enabled.
41 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
43 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
45 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
46 * gen-icache.c (print_icache_body): Ditto.
47 * gen-idecode.c (print_idecode_ifetch): Ditto.
49 * gen-icache.c (print_icache_body): Mark successive instruction
52 * ld-insn.c (parse_insn_word): Only report insn-width problems
55 * igen.h: Add flag for warning about invalid instruction widths.
56 * igen.c: Parse -Wwidth option.
58 * gen-support.c (gen_support_h): Map instruction_word onto
59 <PREFIX>_instruction_word when needed.
60 (print_support_function_name): Use support prefix.
61 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
63 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
65 * gen-support.c (gen_support_h): Generate new macro CPU_.
67 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
69 * gen-engine.c (gen_engine_h): Don't assume a model is present.
70 (gen_engine_c): Ditto.
72 * igen.c (gen_run_c): Ditto.
74 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
75 CPU_CIA. Parameterize with CPU argument.
77 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
79 * gen.h (struct _gen_list): Replace processor with model.
81 * igen.c (gen_idecode_h): Update.
82 (gen_run_c): For generated switch, use model->full_name.
84 * gen.c (print_gen_entry_path): Ditto.
86 (gen_entry_expand_insns): Ditto.
87 (make_gen_tables): Ditto.
89 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
90 function sim_engine_run. Pass argument on to engine_run.
92 * gen-engine.c (print_engine_run_function_header): Add extra
93 argument `nr_cpus' to generated function engine_run.
94 (print_run_body): Fix SMP case.
96 * gen-support.c (support_c_function): Call sim_engine_abort when
97 internal function fails to long jump.
99 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
101 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
104 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
106 * gen-semantics.c (print_semantic_body): Fix handling of
107 hardwired zero register.
109 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
111 * igen.h (struct _igen_gen_options): Add member default_model.
113 * igen.c (gen_run_c): Default to the first machine in the
115 (main): Add MODEL parameter to gen-multi-sim option.
117 * gen.h (function_decl_type): Declare enum.
119 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
120 Make global, pass function_decl_type as argument.
121 (gen_engine_h, gen_engine_c): Update call.
123 * gen-idecode.c (print_idecode_issue_function_header),
124 gen-idecode.h: Pass function_decl_type as argument.
126 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
129 * igen.c (gen_run_c): For multi-sim, initialize globals
130 idecode_issue and engine_run.
132 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
134 * ld-insn.c (parse_insn_model_record): Allow multiple model names
135 to be specified in a single instruction model record.
136 (dump_insn_model_entry): Update.
138 * ld-insn.h (struct _insn_model_entry): Replace member name with
139 the filter names. Document syntax change.
141 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
143 * gen-engine.c (print_run_body): Add hooks for adding code before
144 and after an instruction has been issued.
146 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
148 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
149 `#ifdef 0' around this.
151 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
153 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
156 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
158 * ld-insn.h: Document mnemonic string format.
160 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
162 * gen-icache.c (print_icache_extraction): Force result of atol to
165 * ld-insn.c (parse_function_record): Separate handling of old and
166 ney fynction records.
167 (load_insn_table): For %s record, hack function name & type after
170 * filter.h (filter_is_subset): Reverse argument names, wrong
173 * ld-insn.c (load_insn_table): Move include code to.
174 (parse_include_record): New function. Check for filtering of
175 include statement by both flags and models.
176 (load_insn_table): Check for model filtering of cache and model
178 (parse_model_data_record): Check for model & flag filtering of
180 (parse_function_record): Check for model & flag filtering of
183 * ld-insn.h: Define record_filter_models_field. Add filter-models
184 field to all but instruction records.
185 (struct _function_entry, struct _cache_entry): Add models field.
186 (nr_function_fields): Make parm field mandatory.
188 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
190 * igen.c (main): Change -I option to -I<directory>. Add optional
191 size to -Ggen-icache option. Add -Gno-... support.
193 * igen.h (struct _igen_options): Add include field.
195 * ld-insn.c (enum insn_record_type, insn_type_map): Add
197 (load_insn_table): Call table_push when include record.
199 * table.c (struct _open table, struct table): Make table object an
200 indirect ptr to the current table file.
201 (current_line, new_table_entry, next_line): Make file arg type
203 (table_open): Use table_push.
204 (table_read): Point variable file at current table, at eof, pop
207 * table.h, table.c (table_push): New function.
209 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
211 * gen-semantics.c (print_semantic_body): Use CIA not
212 cia.ip. Escape newlines at end of generated call to
215 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
217 * igen.c (print_itrace): Output line-ref to igen source file when
218 generating trace statements.
219 (print_itrace_prefix, print_itrace_format): Escape newline at end
220 of each line of generated call to trace function.
222 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
224 * gen-support.c (gen_support_h): Generate #define NIA. Definition
225 dependant on gen-delayed-branch mode.
227 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
228 closing double quote in mnemonic field.
229 (parse_option_record): Add gen-delayed-branch option.
231 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
233 * gen.c (insn_list_insert): Missing \n in warning.
235 * ld-insn.c (load_insn_table): Only notify of discarded
236 instrctions when warn.discard enabled.
238 * igen.h: Add option.warn.discard, default enabled.
240 * igen.c (main): Add -Wnodiscard option.
242 * ld-insn.c (record_type): For old record type, check the number
243 of fields is correct.
244 (load_insn_table): Allow insn assembler and insn model records to
246 (parse_insn_model_record): Rename from parse_insn_model_records.
247 Parse only one record.
248 (parse_insn_mnemonic_record): Rename from
249 parse_insn_mnemonic_records. Parse only one record.
251 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
253 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
254 illegal zero-sized array.
255 (itable_print_set): likewise, avoid empty initializers.
257 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
259 * configure.in: i386-windows is a cross, so don't expect
260 libiberty to be there.
261 * configure: updated.
263 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
265 * igen.c (print_function_name): Put the format name after the
266 function / instruction name, not before.
267 (print_itrace): Better format trace code.
269 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
271 * gen.c (insns_bit_useless): Don't treat string fields restricted
272 to a range of values as useless.
274 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
276 * igen.c (gen_run_c): Handle non-multi-sim case.
278 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
281 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
283 * gen-semantics.c (print_semantic_body): Trace the instruction
284 after it has been validated.
285 (print_semantic_body): Count the instruction using sim-profile.
287 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
289 * gen-itable.c (gen_itable_h): Collect summary info on instruction
290 table when traversing it.
291 (gen_itable_h): Output an enum defining the max size of each of
292 the itable string members.
294 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
296 * igen.c (gen_run_c): New function. Generate sim_engine_run that
297 looks at the currently selected architecture.
299 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
300 one engine per model.
302 * gen-semantics.c, gen-icache.c gen-support.c:
305 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
306 returns a line at a time. Parse multi-word instructions. Add
309 * table.h, table.c: Simplify. Only parse a single line at a time.
310 ld-insn can handle the rest.
312 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
313 filter_is_common, filter_is_member, filter_next): New filter
315 (dump_filter): Ditto.
317 * gen.h, gen.c: New file. Takes the insn table and turns it into
318 a set of decode tables and semantic functions.
320 * ld-insn.c: Copy generator code from here.
323 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
325 * misc.h (NZALLOC): Allocate an N element array of TYPE.
327 * table.h, table.c: Simplify table parser so that it only
328 understands colon delimited lines and code blocks.
329 (table_read): Parse '{' ... '}' as a code block.
330 (table_print_code): New function, print out a code block to file.
331 (main): Add suport for standalone testing.
333 * ld-insn.h, ld-insn.c:
336 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
338 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
339 (print_jump_definition, print_jump, print_jump_internal_function,
340 print_jump_insn, print_jump_until_stop_body): Delete, moved to
343 * igen.c (print_itrace_format): Delete unused variable chp.
344 (gen-engine.h): Include.
346 * table.c (current_file_name, current_line_entry,
347 current_line_entry): Make static.
349 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
351 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
352 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
353 * configure.in: Include simulator common/aclocal.m4.
354 * configure.in: Add --enable-sim-warnings option.
355 * configure: Re-generate.
359 * Makefile.in (tmp-filter): New rule.
360 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
361 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
363 * gen.h, gen.c: New files.
365 * Makefile.in (gen.o, tmp-gen): New rules, update all
368 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
370 * ld-insn.c (load_insn_table): Accept %s as a function type.
372 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
374 * igen.c (print_itrace_prefix): Move printing of insn prefix to
376 (print_itrace_format): Drop printing of MY_NAME in instruction
377 trace. Printing of insn prefix moved.
378 (print_itrace): Ditto.
380 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
382 * gen-icache.c (print_icache_function_header): Pass
383 table_line_entry instead of separate file and line.
385 * table.c (table_entry_read): Set assembler source file/line-nr to
386 the current not initial file.
387 (table_entry_read): Fix line numbering of source files.
389 table.h (table_line_entry): New structure. Exactly specifies a
391 (table_*_entry): Add this to all.
393 table.c (table_entry_print_cpp_line_nr): Change to use values from
394 a table_line_entry struct.
395 (table_entry_read): Save table_line_entry in all structures read.
397 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
398 gen-model.c: Update all references.
400 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
402 * igen.c (print_my_defines): Define MY_NAME - a string. For
403 MY_PREFIX, undefine the name of the function incase some dumb
404 header defined it. it.
405 (print_itrace): Use MY_NAME not MY_PREFIX.
407 * lf.c (lf_write): New function write an N character buffer to the
410 * igen.c (print_itrace): When available, use the assembler to
411 print the insn-trace.
412 (print_itrace_prefix): New function, print first part of call to
414 (print_itrace_format): New function, print fmt argument for
417 * table.c (table_entry_read): Save any assembler lines instead of
420 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
422 * gen-icache.c (print_icache_body): Process immeds.
424 * gen-semantics.c (print_semantic_body): When computing NIA, skip
425 any immed words that follow the instruction word.
427 * ld-insn.c (parse_insn_format): Parse immeds appended to an
430 * igen.c (main): Allow any register to be specified as the zero
432 (semantic_zero_reg): Global, index to zero register.
434 * gen-semantics.c (print_semantic_body): Zero selected register.
436 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
438 * igen.h: Stop options and code gen type bit masks overlaping.
440 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
442 * gen-semantics.c (print_semantic_body): Incorrect test for
445 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
447 * gen-semantics.c (print_semantic_body): Use common sim-engine
450 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
452 * gen-semantics.c (print_semantic_body): Add code to clear r0.
454 * igen.c (main): Add new option zero-r0, which adds code to clear
457 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
459 * igen.c (print_itrace): Fix so line-nr is passed to trace
462 * gen-idecode.c (print_idecode_validate): Correct FP code.
464 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
466 (print_support_function_name): Ditto.
468 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
470 * igen.c (print_itrace): Call trace_one_insn to trace
471 instructions, rather than doing it directly.
473 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
475 * gen-engine.c (engine_switch_leaf): Remove extra %s.
476 (print_engine_floating_point_unavailable): Wrap in #ifdef
477 UNUSED/#endif, until somebody uses it.
479 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
481 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
483 (print_idecode_validate): Use long formats to print long values.
485 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
486 if we get an unexpected type.
488 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
490 * igen.c (print_itrace): Pass SD as well as CPU to calls to
493 * gen-support.c (gen_support_h): Always pass sim_cia cia to
495 (print_support_function_name): Ditto.
497 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
499 * gen-support.c (support_c_function): Remove unnecessary memset of
501 * gen-semantics.c (print_semantic_body): Wasn't closing
504 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
506 * ld-insn.c (load_insn_table): Report instructions that do not
507 have at least a format and name.
508 (insn_table_find_opcode_field): Check progress is being made.
510 * gen-support.c (support_c_function): Report empty function body.
512 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
514 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
516 (insn_table_expand_insns): Allow special rules to apply to groups
517 of instructions when all members of the group match the special
520 * gen-semantics.c (print_c_semantic): Ditto.
521 * igen.c (print_semantic_function_formal): Ditto.
522 (print_semantic_function_type): Ditto.
523 * igen.c (print_icache_function_formal): Ditto.
524 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
526 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
527 instruction_address type.
529 * gen-semantics.c (print_semantic_body): Call cpu_error when an
530 unimplemented instruction is encountered - gives the interpreter
531 the chance to stop correctly.
533 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
535 * igen.c (print_function_name): Allow dot's in instruction names.
537 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
539 * igen.c (main), igen.h: Support new option - delayed-branch -
540 generate code to drive a delayed branch processor.
542 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
544 * igen.c (print_icache_function_formal): Replace address_word with
546 (print_semantic_function_formal): Ditto.
547 (print_semantic_function_type): Ditto.
548 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
550 * gen-semantics.c (print_semantic_body): Ditto.
551 (print_c_semantic): Ditto.
553 * gen-support.c (support_c_function): Return a zeroed CIA instead
554 of just zero - works with any cia type.
556 * igen.c (print_itrace): For delayed branch case, print just the
559 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
561 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
563 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
565 * Makefile.in (INSTALL): Set to @INSTALL@.
566 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
568 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
570 * Makefile.in (INSTALL): Change install.sh to install-sh.
572 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
574 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
575 * gen-idecode.c (gen_idecode_c): Likewise.
576 * igen.c (gen_semantics_c): Likewise.
578 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
580 * gen-icache.c (print_icache_body): No longer define cpu/sd,
581 support.h now defines CPU/SD globally.
583 * gen-model.c (gen_model_h): Ditto.
585 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
587 (print_jump_until_stop_body): Ditto.
588 (print_idecode_validate): Ditto.
590 * gen-icache.c (print_icache_body): Ditto.
592 * gen-semantics.c (print_semantic_body): Ditto.
594 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
596 (print_icache_function_formal): Ditto.
598 * gen-support.c (print_support_function_name): Include sd/cpu arg
599 in support function argument list.
600 (support_c_function): Generate code to cpu/sd from sd/cpu.
601 (gen_support_h): Define _SD the argument prefix for all support
602 functions. Define SD/CPU to determine sd/cpu from value of _SD
605 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
607 * gen-support.c (gen_support_c): Update for renaming of engine to
611 * gen-idecode.c (gen_idecode_c): Ditto.
613 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
615 * ld-decode.c (load_decode_table): Rename slash to reserved.
616 (dump_decode_rule): Ditto.
618 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
619 reserved bit - and a `*' - wild card.
620 (parse_insn_format): Change is_slash to more informative reserved.
621 (dump_insn_field): Ditto.
622 (insn_field_is_constant): Ditto.
623 (insn_table_expand_opcode): Ditto.
625 * gen-idecode.c (print_idecode_validate): Make check_mask and
626 check_val the correct integer size.
627 (print_idecode_validate): Fix reserved bit check for 64 bit
630 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
632 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
633 `/' in bit fields. `/' denotes a wild bit.
635 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
637 * igen.h, igen.c (main): New options. Control generation of
638 conditional issue and slot verification code.
640 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
642 * gen-support.c (print_support_function_name): Prepend the global
643 name prefix when applicable. Provide #define to map the user
644 specified name the generated globaly unique one.
646 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
648 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
649 - reserved bits, floating point and slot validation - with a
650 #ifdef so that they are optional.
652 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
654 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
655 - report the error of a leaf node in the decision tree containing
656 several instructions.
657 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
658 (print_idecode_switch_leaf): Ditto.
660 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
661 print_idecode_invalid): Rename former to latter. Add argument so
662 that one function can generate all invalid instruction cases -
663 illegal, fp-unavailable, wrong-slot.
664 * gen-engine.c: Update.
666 * gen-idecode.c: Use print_idecode_invalid to generate a function
667 call for cases when fp-unavailable and the slot is wrong.
669 * gen-idecode.c (print_idecode_validate): New check, generate code
670 to verify that the instruction slot is correct.
672 * igen.c (main): Simplify options.
674 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
676 * igen.c (print_itrace): Remove source line reference for trace
677 code - let the user see the generated file.
678 (print_itrace): Print the trace code rather than reference a
681 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
683 * igen.c (print_semantic_function_actual): Pass either the
684 processor - smp - or the engine - mono - into semantic functions.
687 * gen-icache.c (print_icache_body): Dependant on smp, derive
688 processor from engine or engine from processor, and hence ensuring
689 that both are defined in all semantic functions.
691 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
693 * ld-insn.c (parse_insn_format): Make the width field optional.
694 If missing assume that the number of characters in the value
695 determines the number of bits in the field.
697 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
699 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
700 more useful error message.
702 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
704 * misc.c (error): Output errors on stderr.
706 * ld-insn.c (parse_insn_format): Skip any leading spaces.
707 Verify the width of instructions being parsed.
709 * table.c (table_entry_read): Parse CPP's convention for
710 specifying original file name/line-nr.
712 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
714 * ld-insn.c (parse_insn_format): Allow trailing spaces in
717 * Makefile.in: Create using ../ppc/Makefile.in as a starting
719 * configure.in: Ditto vis ../ppc/configure.in
721 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
723 * gen-support.c (gen_support_c): Always include engine.h instead
725 * gen-idecode.c (gen_idecode_c): Ditto.
727 * words.h (instruction_word): Remove instruction_word - now
729 (address_word): New. Used by igen.
731 * lf.c (lf_print_function_type_function): New, pass a function to
732 print out the type instead of a constant string.
734 * igen.h, igen.c (print_semantic_function_formal,
735 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
736 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
737 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
738 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
739 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
740 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
741 * gen-idecode.c (print_idecode_table): Update.
742 (idecode_switch_leaf): Update.
743 (print_idecode_switch_function_header): Ditto.
744 (print_idecode_floating_point_unavailable): Ditto.
745 (print_idecode_issue_function_header): Ditto.
746 * igen.c (gen_icache_h): Ditto.
747 * gen-engine.c (print_engine_table): Ditto.
748 (engine_switch_leaf): Ditto.
749 * gen-support.c (print_support_function_name): Ditto.
750 * gen-semantics.c (print_semantic_function_header): Update.
752 * gen-icache.c (print_icache_function_header): Update.
753 (print_icache_function): Update.
754 (print_icache_internal_function_declaration): Update.
755 (print_icache_internal_function_definition): Update.
757 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
758 files, will at some stage need to move it into support.
760 * igen.h, igen.c (main): New option -e <engine> - generate a full
761 simulation engine. Previously this was the -d <idecode-file>
763 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
764 to clean these up so that that call upon the updated gen-idecode
767 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
768 generating a decode table.
770 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
772 * igen.h, igen.c (main): New option -M - Control what is returned
773 by semantic functions - -1/NIA vs CIA+N/NIA. Add
774 generate_semantic_returning_modified_nia_only to igen_code enum.
775 * gen-semantics.c (print_semantic_body): As an alternative, make
776 NIA == -1 instead of CIA+insn_size by default.
778 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
779 New option -P <prefix> - Prepend all generated functions with the
781 (gen_idecode_c): Adjust.
782 * gen-icache.c (print_icache_struct): Ditto.
783 * gen-support.c (gen_support_c): Ditto.
785 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
787 * igen.c (main): Correct usage. Missleading message about ucase
788 options dumping internal tables. -F now includes rather then
789 excludes instructions.
791 * misc.h, misc.c (a2i): Make 64bit.
793 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
794 max to 64bits, expect trouble. Make the default 32 bits.
795 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
796 et.al. macro's to use the insn_bit_size instead of assuming 32
798 * gen-icache.c (print_icache_extraction): Ditto.
799 * gen-idecode.c (idecode_switch_start): Ditto.
800 * gen-idecode.c (gen_idecode_c): Ditto
802 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
803 Indicates that the instruction field of the table is specifying
804 bit widths instead of bit offsets.
805 * ld-insn.c (parse_insn_format): Parse instruction fields
808 * misc.c (a2i): Allow binary numbers to be specified using the
810 * ld-insn.c: Allow such numbers to appear in the instruction
813 * table.c (table_entry_read): Make // a valid comment character.
814 (table_entry_read): Skip lines containing a leading " - these may
815 eventually be used in a disasembler.
817 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
819 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
820 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
821 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
822 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
823 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
824 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
825 from the ../ppc directory.
827 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
828 renaming from filter_filename.[hc]