1 Tue Mar 24 23:30:07 1998 Andrew Cagney <cagney@b1.cygnus.com>
3 * gen-engine.c (print_run_body): Re-extract the CIA after
6 Tue Mar 24 17:46:08 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
8 * Makefile.in: Get SHELL from configure.
9 * configure: Regenerate with autoconf 2.12.1 to fix shell issues for
12 Mon Mar 16 12:51:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
14 * igen.c: Pass sim_cia to trace_prefix.
16 Thu Feb 26 19:25:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
18 * ld-insn.c (parse_function_record): Check models are valid.
19 (parse_function_record): Only discard function when no model is
22 Tue Feb 24 01:42:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
24 * gen-engine.c (print_run_body): Always wrap generated idecode
25 body in ENGINE_ISSUE_PREFIX_HOOK / ENGINE_ISSUE_POSTFIX_HOOK.
27 Fri Feb 20 16:22:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
29 * ld-insn.c (parse_function_record): When -Wnodiscard, suppress
30 discarded function warning.
32 * igen.c (main): Clarify -Wnodiscard.
34 * ld-insn.c (parse_function_record): For functions, allow use of
35 instruction style function model records
37 * ld-insn.h (nr_function_model_fields): Define.
39 Tue Feb 17 16:36:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
41 * igen.c (print_itrace_prefix): Generate call to trace_prefix
42 instead of trace_one_insn.
43 (print_itrace): Generate trace_prefix call if any tracing enabled,
44 (print_itrace): Nest generated call to trace_generic inside
45 conditional for any tracing enabled.
46 (print_itrace_prefix): Do not pass PHASE to trace_prefix.
48 Tue Feb 3 14:00:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
50 * gen-engine.c (print_run_body): Add bitsize suffix to IMEM macro.
51 * gen-icache.c (print_icache_body): Ditto.
52 * gen-idecode.c (print_idecode_ifetch): Ditto.
54 * gen-icache.c (print_icache_body): Mark successive instruction
57 * ld-insn.c (parse_insn_word): Only report insn-width problems
60 * igen.h: Add flag for warning about invalid instruction widths.
61 * igen.c: Parse -Wwidth option.
63 * gen-support.c (gen_support_h): Map instruction_word onto
64 <PREFIX>_instruction_word when needed.
65 (print_support_function_name): Use support prefix.
66 (gen_support_h): Ditto for <PREFIX>_idecode_issue.
68 Sun Feb 1 11:08:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
70 * gen-support.c (gen_support_h): Generate new macro CPU_.
72 Sat Jan 31 14:50:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
74 * gen-engine.c (gen_engine_h): Don't assume a model is present.
75 (gen_engine_c): Ditto.
77 * igen.c (gen_run_c): Ditto.
79 * gen-engine.c (print_run_body): Use CIA_GET & CIA_SET instead of
80 CPU_CIA. Parameterize with CPU argument.
82 Fri Jan 30 09:09:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
84 * gen.h (struct _gen_list): Replace processor with model.
86 * igen.c (gen_idecode_h): Update.
87 (gen_run_c): For generated switch, use model->full_name.
89 * gen.c (print_gen_entry_path): Ditto.
91 (gen_entry_expand_insns): Ditto.
92 (make_gen_tables): Ditto.
94 * igen.c (gen_run_c): Add extra argument `nr_cpus' to generated
95 function sim_engine_run. Pass argument on to engine_run.
97 * gen-engine.c (print_engine_run_function_header): Add extra
98 argument `nr_cpus' to generated function engine_run.
99 (print_run_body): Fix SMP case.
101 * gen-support.c (support_c_function): Call sim_engine_abort when
102 internal function fails to long jump.
104 Wed Jan 21 18:00:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
106 * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
109 Wed Dec 17 14:49:03 1997 Jeffrey A Law (law@cygnus.com)
111 * gen-semantics.c (print_semantic_body): Fix handling of
112 hardwired zero register.
114 Tue Dec 9 12:45:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
116 * igen.h (struct _igen_gen_options): Add member default_model.
118 * igen.c (gen_run_c): Default to the first machine in the
120 (main): Add MODEL parameter to gen-multi-sim option.
122 * gen.h (function_decl_type): Declare enum.
124 * gen-engine.c (print_engine_run_function_header), gen-engine.h:
125 Make global, pass function_decl_type as argument.
126 (gen_engine_h, gen_engine_c): Update call.
128 * gen-idecode.c (print_idecode_issue_function_header),
129 gen-idecode.h: Pass function_decl_type as argument.
131 * igen.c (gen_idecode_h): For multi-sim, delcare global variable
134 * igen.c (gen_run_c): For multi-sim, initialize globals
135 idecode_issue and engine_run.
137 Fri Nov 14 10:51:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
139 * ld-insn.c (parse_insn_model_record): Allow multiple model names
140 to be specified in a single instruction model record.
141 (dump_insn_model_entry): Update.
143 * ld-insn.h (struct _insn_model_entry): Replace member name with
144 the filter names. Document syntax change.
146 Wed Nov 12 15:45:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
148 * gen-engine.c (print_run_body): Add hooks for adding code before
149 and after an instruction has been issued.
151 1997-11-04 Brendan Kehoe <brendan@lisa.cygnus.com>
153 * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of
154 `#ifdef 0' around this.
156 Tue Nov 4 08:18:29 1997 Michael Meissner <meissner@cygnus.com>
158 * ld-decode.c (load_decode_table): Don't assume NULL is an integer
161 Wed Oct 29 13:17:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
163 * ld-insn.h: Document mnemonic string format.
165 Tue Oct 28 10:50:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
167 * gen-icache.c (print_icache_extraction): Force result of atol to
170 * ld-insn.c (parse_function_record): Separate handling of old and
171 ney fynction records.
172 (load_insn_table): For %s record, hack function name & type after
175 * filter.h (filter_is_subset): Reverse argument names, wrong
178 * ld-insn.c (load_insn_table): Move include code to.
179 (parse_include_record): New function. Check for filtering of
180 include statement by both flags and models.
181 (load_insn_table): Check for model filtering of cache and model
183 (parse_model_data_record): Check for model & flag filtering of
185 (parse_function_record): Check for model & flag filtering of
188 * ld-insn.h: Define record_filter_models_field. Add filter-models
189 field to all but instruction records.
190 (struct _function_entry, struct _cache_entry): Add models field.
191 (nr_function_fields): Make parm field mandatory.
193 Mon Oct 27 15:14:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
195 * igen.c (main): Change -I option to -I<directory>. Add optional
196 size to -Ggen-icache option. Add -Gno-... support.
198 * igen.h (struct _igen_options): Add include field.
200 * ld-insn.c (enum insn_record_type, insn_type_map): Add
202 (load_insn_table): Call table_push when include record.
204 * table.c (struct _open table, struct table): Make table object an
205 indirect ptr to the current table file.
206 (current_line, new_table_entry, next_line): Make file arg type
208 (table_open): Use table_push.
209 (table_read): Point variable file at current table, at eof, pop
212 * table.h, table.c (table_push): New function.
214 Thu Oct 16 11:03:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
216 * gen-semantics.c (print_semantic_body): Use CIA not
217 cia.ip. Escape newlines at end of generated call to
220 Tue Oct 14 11:13:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
222 * igen.c (print_itrace): Output line-ref to igen source file when
223 generating trace statements.
224 (print_itrace_prefix, print_itrace_format): Escape newline at end
225 of each line of generated call to trace function.
227 Mon Oct 13 11:27:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
229 * gen-support.c (gen_support_h): Generate #define NIA. Definition
230 dependant on gen-delayed-branch mode.
232 * ld-insn.c (parse_insn_mnemonic_record): Check for opening and
233 closing double quote in mnemonic field.
234 (parse_option_record): Add gen-delayed-branch option.
236 Wed Oct 8 13:10:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
238 * gen.c (insn_list_insert): Missing \n in warning.
240 * ld-insn.c (load_insn_table): Only notify of discarded
241 instrctions when warn.discard enabled.
243 * igen.h: Add option.warn.discard, default enabled.
245 * igen.c (main): Add -Wnodiscard option.
247 * ld-insn.c (record_type): For old record type, check the number
248 of fields is correct.
249 (load_insn_table): Allow insn assembler and insn model records to
251 (parse_insn_model_record): Rename from parse_insn_model_records.
252 Parse only one record.
253 (parse_insn_mnemonic_record): Rename from
254 parse_insn_mnemonic_records. Parse only one record.
256 Tue Sep 23 15:52:06 1997 Felix Lee <flee@yin.cygnus.com>
258 * gen-itable.c (gen_itable_h): [nr_itable_* + 1] to avoid
259 illegal zero-sized array.
260 (itable_print_set): likewise, avoid empty initializers.
262 Mon Sep 22 18:49:07 1997 Felix Lee <flee@cygnus.com>
264 * configure.in: i386-windows is a cross, so don't expect
265 libiberty to be there.
266 * configure: updated.
268 Fri Sep 19 10:36:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
270 * igen.c (print_function_name): Put the format name after the
271 function / instruction name, not before.
272 (print_itrace): Better format trace code.
274 Tue Sep 16 11:01:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
276 * gen.c (insns_bit_useless): Don't treat string fields restricted
277 to a range of values as useless.
279 Mon Sep 15 15:47:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
281 * igen.c (gen_run_c): Handle non-multi-sim case.
283 * gen-support.c (gen_support_h): Define SD_ - to replace _SD.
286 Thu Sep 11 10:27:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
288 * gen-semantics.c (print_semantic_body): Trace the instruction
289 after it has been validated.
290 (print_semantic_body): Count the instruction using sim-profile.
292 Wed Sep 10 13:35:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
294 * gen-itable.c (gen_itable_h): Collect summary info on instruction
295 table when traversing it.
296 (gen_itable_h): Output an enum defining the max size of each of
297 the itable string members.
299 Tue Sep 9 03:30:26 1997 Andrew Cagney <cagney@b1.cygnus.com>
301 * igen.c (gen_run_c): New function. Generate sim_engine_run that
302 looks at the currently selected architecture.
304 * gen-engine.c, gen-idecode.c: Add multi-sim support - generate
305 one engine per model.
307 * gen-semantics.c, gen-icache.c gen-support.c:
310 * ld-insn.h, ld-insn-h (load_insn_table): Rewrite. table.h only
311 returns a line at a time. Parse multi-word instructions. Add
314 * table.h, table.c: Simplify. Only parse a single line at a time.
315 ld-insn can handle the rest.
317 * filter.h, filter.c (filter_parse, filter_add, filter_is_subset,
318 filter_is_common, filter_is_member, filter_next): New filter
320 (dump_filter): Ditto.
322 * gen.h, gen.c: New file. Takes the insn table and turns it into
323 a set of decode tables and semantic functions.
325 * ld-insn.c: Copy generator code from here.
328 Fri Aug 8 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
330 * misc.h (NZALLOC): Allocate an N element array of TYPE.
332 * table.h, table.c: Simplify table parser so that it only
333 understands colon delimited lines and code blocks.
334 (table_read): Parse '{' ... '}' as a code block.
335 (table_print_code): New function, print out a code block to file.
336 (main): Add suport for standalone testing.
338 * ld-insn.h, ld-insn.c:
341 Mon Sep 1 11:41:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
343 * gen-idecode.c (error_leaf_contains_multiple_insn): Make static.
344 (print_jump_definition, print_jump, print_jump_internal_function,
345 print_jump_insn, print_jump_until_stop_body): Delete, moved to
348 * igen.c (print_itrace_format): Delete unused variable chp.
349 (gen-engine.h): Include.
351 * table.c (current_file_name, current_line_entry,
352 current_line_entry): Make static.
354 Wed Aug 6 12:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
356 * configure.in: Define AR_FOR_BUILD, AR_FLAGS_FOR_BUILD,
357 RANLIB_FOR_BUILD and CFLAGS_FOR_BUILD.
358 * configure.in: Include simulator common/aclocal.m4.
359 * configure.in: Add --enable-sim-warnings option.
360 * configure: Re-generate.
364 * Makefile.in (tmp-filter): New rule.
365 (igen.o, tmp-table, tmp-ld-decode, tmp-ld-cache, tmp-ld-insn,
366 ld-decode.o, ld-cache.o, ld-insn.o): Fix dependencies.
368 * gen.h, gen.c: New files.
370 * Makefile.in (gen.o, tmp-gen): New rules, update all
373 Tue Jun 24 11:46:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
375 * ld-insn.c (load_insn_table): Accept %s as a function type.
377 Thu Jun 5 17:14:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
379 * igen.c (print_itrace_prefix): Move printing of insn prefix to
381 (print_itrace_format): Drop printing of MY_NAME in instruction
382 trace. Printing of insn prefix moved.
383 (print_itrace): Ditto.
385 Fri May 30 11:27:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
387 * gen-icache.c (print_icache_function_header): Pass
388 table_line_entry instead of separate file and line.
390 * table.c (table_entry_read): Set assembler source file/line-nr to
391 the current not initial file.
392 (table_entry_read): Fix line numbering of source files.
394 table.h (table_line_entry): New structure. Exactly specifies a
396 (table_*_entry): Add this to all.
398 table.c (table_entry_print_cpp_line_nr): Change to use values from
399 a table_line_entry struct.
400 (table_entry_read): Save table_line_entry in all structures read.
402 gen-icache.c, gen-support.c, gen-idecode.c, gen-semantics.c,
403 gen-model.c: Update all references.
405 Thu May 29 10:29:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
407 * igen.c (print_my_defines): Define MY_NAME - a string. For
408 MY_PREFIX, undefine the name of the function incase some dumb
409 header defined it. it.
410 (print_itrace): Use MY_NAME not MY_PREFIX.
412 * lf.c (lf_write): New function write an N character buffer to the
415 * igen.c (print_itrace): When available, use the assembler to
416 print the insn-trace.
417 (print_itrace_prefix): New function, print first part of call to
419 (print_itrace_format): New function, print fmt argument for
422 * table.c (table_entry_read): Save any assembler lines instead of
425 Wed May 28 09:55:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
427 * gen-icache.c (print_icache_body): Process immeds.
429 * gen-semantics.c (print_semantic_body): When computing NIA, skip
430 any immed words that follow the instruction word.
432 * ld-insn.c (parse_insn_format): Parse immeds appended to an
435 * igen.c (main): Allow any register to be specified as the zero
437 (semantic_zero_reg): Global, index to zero register.
439 * gen-semantics.c (print_semantic_body): Zero selected register.
441 Tue May 27 14:12:32 1997 Andrew Cagney <cagney@b1.cygnus.com>
443 * igen.h: Stop options and code gen type bit masks overlaping.
445 Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
447 * gen-semantics.c (print_semantic_body): Incorrect test for
450 Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
452 * gen-semantics.c (print_semantic_body): Use common sim-engine
455 Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
457 * gen-semantics.c (print_semantic_body): Add code to clear r0.
459 * igen.c (main): Add new option zero-r0, which adds code to clear
462 Wed May 7 12:31:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
464 * igen.c (print_itrace): Fix so line-nr is passed to trace
467 * gen-idecode.c (print_idecode_validate): Correct FP code.
469 * gen-support.c (gen_support_h): Always pass MY_INDEX to support
471 (print_support_function_name): Ditto.
473 Tue May 6 06:12:04 1997 Mike Meissner <meissner@cygnus.com>
475 * igen.c (print_itrace): Call trace_one_insn to trace
476 instructions, rather than doing it directly.
478 Mon May 5 14:11:46 1997 Mike Meissner <meissner@cygnus.com>
480 * gen-engine.c (engine_switch_leaf): Remove extra %s.
481 (print_engine_floating_point_unavailable): Wrap in #ifdef
482 UNUSED/#endif, until somebody uses it.
484 * gen-idecode.c (error_leaf_contains_multiple_insn): Remove unused
486 (print_jump_until_stop_body): Wrap in #ifdef UNUSED/#endif, until
488 (print_idecode_validate): Use long formats to print long values.
490 * gen-semantics.c (print_idecode_invalid): Set name to "unknown"
491 if we get an unexpected type.
493 Fri May 2 13:28:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
495 * igen.c (print_itrace): Pass SD as well as CPU to calls to
498 * gen-support.c (gen_support_h): Always pass sim_cia cia to
500 (print_support_function_name): Ditto.
502 Wed Apr 30 17:35:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
504 * gen-support.c (support_c_function): Remove unnecessary memset of
506 * gen-semantics.c (print_semantic_body): Wasn't closing
509 Tue Apr 29 11:11:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
511 * ld-insn.c (load_insn_table): Report instructions that do not
512 have at least a format and name.
513 (insn_table_find_opcode_field): Check progress is being made.
515 * gen-support.c (support_c_function): Report empty function body.
517 Thu Apr 24 11:43:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
519 * ld-insn.c (insn_table_expand_opcode): Allow reserved fields to
521 (insn_table_expand_insns): Allow special rules to apply to groups
522 of instructions when all members of the group match the special
525 * gen-semantics.c (print_c_semantic): Ditto.
526 * igen.c (print_semantic_function_formal): Ditto.
527 (print_semantic_function_type): Ditto.
528 * igen.c (print_icache_function_formal): Ditto.
529 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
531 * gen-idecode.c (gen_idecode_h): Prepend the global_prefix to the
532 instruction_address type.
534 * gen-semantics.c (print_semantic_body): Call cpu_error when an
535 unimplemented instruction is encountered - gives the interpreter
536 the chance to stop correctly.
538 Wed Apr 23 20:06:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
540 * igen.c (print_function_name): Allow dot's in instruction names.
542 Tue Apr 22 21:46:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
544 * igen.c (main), igen.h: Support new option - delayed-branch -
545 generate code to drive a delayed branch processor.
547 * gen-idecode.c (gen_idecode_h): Define instruction_address type.
549 * igen.c (print_icache_function_formal): Replace address_word with
551 (print_semantic_function_formal): Ditto.
552 (print_semantic_function_type): Ditto.
553 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
555 * gen-semantics.c (print_semantic_body): Ditto.
556 (print_c_semantic): Ditto.
558 * gen-support.c (support_c_function): Return a zeroed CIA instead
559 of just zero - works with any cia type.
561 * igen.c (print_itrace): For delayed branch case, print just the
564 Thu Apr 17 07:02:33 1997 Doug Evans <dje@canuck.cygnus.com>
566 * igen.c (print_itrace): Use TRACE_FOO_P and trace_printf.
568 Tue Apr 15 15:20:31 1997 Ian Lance Taylor <ian@cygnus.com>
570 * Makefile.in (INSTALL): Set to @INSTALL@.
571 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
573 Mon Apr 14 16:29:34 1997 Ian Lance Taylor <ian@cygnus.com>
575 * Makefile.in (INSTALL): Change install.sh to install-sh.
577 Wed Apr 2 18:51:20 1997 Doug Evans <dje@canuck.cygnus.com>
579 * gen-support.c (gen_support_c): sim-state.h renamed to sim-main.h.
580 * gen-idecode.c (gen_idecode_c): Likewise.
581 * igen.c (gen_semantics_c): Likewise.
583 Mon Mar 24 10:10:08 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
585 * gen-icache.c (print_icache_body): No longer define cpu/sd,
586 support.h now defines CPU/SD globally.
588 * gen-model.c (gen_model_h): Ditto.
590 * gen-idecode.c (print_idecode_issue_function_body): Ditto.
592 (print_jump_until_stop_body): Ditto.
593 (print_idecode_validate): Ditto.
595 * gen-icache.c (print_icache_body): Ditto.
597 * gen-semantics.c (print_semantic_body): Ditto.
599 * igen.c (print_semantic_function_formal): Rename cpu to sim_cpu,
601 (print_icache_function_formal): Ditto.
603 * gen-support.c (print_support_function_name): Include sd/cpu arg
604 in support function argument list.
605 (support_c_function): Generate code to cpu/sd from sd/cpu.
606 (gen_support_h): Define _SD the argument prefix for all support
607 functions. Define SD/CPU to determine sd/cpu from value of _SD
610 Tue Mar 18 15:52:24 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
612 * gen-support.c (gen_support_c): Update for renaming of engine to
616 * gen-idecode.c (gen_idecode_c): Ditto.
618 Mon Mar 17 15:17:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
620 * ld-decode.c (load_decode_table): Rename slash to reserved.
621 (dump_decode_rule): Ditto.
623 * ld-insn.c (parse_insn_format): Differentiate between a `/' -
624 reserved bit - and a `*' - wild card.
625 (parse_insn_format): Change is_slash to more informative reserved.
626 (dump_insn_field): Ditto.
627 (insn_field_is_constant): Ditto.
628 (insn_table_expand_opcode): Ditto.
630 * gen-idecode.c (print_idecode_validate): Make check_mask and
631 check_val the correct integer size.
632 (print_idecode_validate): Fix reserved bit check for 64 bit
635 Fri Mar 14 11:24:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
637 * ld-insn.c (parse_insn_format): Accept '*' as an alternative of
638 `/' in bit fields. `/' denotes a wild bit.
640 Fri Mar 7 18:20:38 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
642 * igen.h, igen.c (main): New options. Control generation of
643 conditional issue and slot verification code.
645 Fri Mar 7 18:17:25 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
647 * gen-support.c (print_support_function_name): Prepend the global
648 name prefix when applicable. Provide #define to map the user
649 specified name the generated globaly unique one.
651 Fri Mar 7 18:07:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
653 * gen-idecode.c (print_idecode_validate): Wrap each of the checks
654 - reserved bits, floating point and slot validation - with a
655 #ifdef so that they are optional.
657 Fri Mar 7 16:35:13 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
659 * gen-idecode.c (error_leaf_contains_multiple_insn): New function
660 - report the error of a leaf node in the decision tree containing
661 several instructions.
662 (print_idecode_table_leaf): Detect a leaf with multiple instructions.
663 (print_idecode_switch_leaf): Ditto.
665 * gen-semantics.h, gen-semantics.c (print_idecode_illegal,
666 print_idecode_invalid): Rename former to latter. Add argument so
667 that one function can generate all invalid instruction cases -
668 illegal, fp-unavailable, wrong-slot.
669 * gen-engine.c: Update.
671 * gen-idecode.c: Use print_idecode_invalid to generate a function
672 call for cases when fp-unavailable and the slot is wrong.
674 * gen-idecode.c (print_idecode_validate): New check, generate code
675 to verify that the instruction slot is correct.
677 * igen.c (main): Simplify options.
679 Wed Mar 5 09:55:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
681 * igen.c (print_itrace): Remove source line reference for trace
682 code - let the user see the generated file.
683 (print_itrace): Print the trace code rather than reference a
686 Tue Mar 4 17:31:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
688 * igen.c (print_semantic_function_actual): Pass either the
689 processor - smp - or the engine - mono - into semantic functions.
692 * gen-icache.c (print_icache_body): Dependant on smp, derive
693 processor from engine or engine from processor, and hence ensuring
694 that both are defined in all semantic functions.
696 Mon Mar 3 17:11:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
698 * ld-insn.c (parse_insn_format): Make the width field optional.
699 If missing assume that the number of characters in the value
700 determines the number of bits in the field.
702 Thu Feb 27 11:27:48 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
704 * ld-insn.c (insn_table_expand_opcode): Replace assertion with
705 more useful error message.
707 Tue Feb 25 16:43:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
709 * misc.c (error): Output errors on stderr.
711 * ld-insn.c (parse_insn_format): Skip any leading spaces.
712 Verify the width of instructions being parsed.
714 * table.c (table_entry_read): Parse CPP's convention for
715 specifying original file name/line-nr.
717 Wed Feb 19 12:30:28 1997 Andrew Cagney <cagney@critters.cygnus.com>
719 * ld-insn.c (parse_insn_format): Allow trailing spaces in
722 * Makefile.in: Create using ../ppc/Makefile.in as a starting
724 * configure.in: Ditto vis ../ppc/configure.in
726 Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
728 * gen-support.c (gen_support_c): Always include engine.h instead
730 * gen-idecode.c (gen_idecode_c): Ditto.
732 * words.h (instruction_word): Remove instruction_word - now
734 (address_word): New. Used by igen.
736 * lf.c (lf_print_function_type_function): New, pass a function to
737 print out the type instead of a constant string.
739 * igen.h, igen.c (print_semantic_function_formal,
740 SEMANTIC_FUNCTION_FORMAL): Relace macro with function.
741 (print_semantic_function_actual, SEMANTIC_FUNCTION_ACTUAL): Ditto.
742 (print_semantic_function_type, SEMANTIC_FUNCTION_TYPE): Ditto.
743 (print_icache_function_type, ICACHE_FUNCTION_TYPE): Ditto.
744 (print_icache_function_formal, ICACHE_FUNCTION_FORMAL): Ditto.
745 (print_icache_function_actual, ICACHE_FUNCTION_ACTUAL): Ditto.
746 * gen-idecode.c (print_idecode_table): Update.
747 (idecode_switch_leaf): Update.
748 (print_idecode_switch_function_header): Ditto.
749 (print_idecode_floating_point_unavailable): Ditto.
750 (print_idecode_issue_function_header): Ditto.
751 * igen.c (gen_icache_h): Ditto.
752 * gen-engine.c (print_engine_table): Ditto.
753 (engine_switch_leaf): Ditto.
754 * gen-support.c (print_support_function_name): Ditto.
755 * gen-semantics.c (print_semantic_function_header): Update.
757 * gen-icache.c (print_icache_function_header): Update.
758 (print_icache_function): Update.
759 (print_icache_internal_function_declaration): Update.
760 (print_icache_internal_function_definition): Update.
762 * gen-idecode.c (gen_idecode_h): Drop including of idecode_*.h
763 files, will at some stage need to move it into support.
765 * igen.h, igen.c (main): New option -e <engine> - generate a full
766 simulation engine. Previously this was the -d <idecode-file>
768 * gen-engine.h, gen-engine.c: Copies of gen-idecode.*. Will need
769 to clean these up so that that call upon the updated gen-idecode
772 * gen-idecode.h, gen-idecode.c: Prune out any code not relevant to
773 generating a decode table.
775 * Makefile.in (igen): Add dependencies for new gen-engine.* files.
777 * igen.h, igen.c (main): New option -M - Control what is returned
778 by semantic functions - -1/NIA vs CIA+N/NIA. Add
779 generate_semantic_returning_modified_nia_only to igen_code enum.
780 * gen-semantics.c (print_semantic_body): As an alternative, make
781 NIA == -1 instead of CIA+insn_size by default.
783 * igen.h, igen.c (main, global_name_prefix, global_uname_prefix):
784 New option -P <prefix> - Prepend all generated functions with the
786 (gen_idecode_c): Adjust.
787 * gen-icache.c (print_icache_struct): Ditto.
788 * gen-support.c (gen_support_c): Ditto.
790 Sun Feb 16 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
792 * igen.c (main): Correct usage. Missleading message about ucase
793 options dumping internal tables. -F now includes rather then
794 excludes instructions.
796 * misc.h, misc.c (a2i): Make 64bit.
798 * ld-insn.h (max_insn_bit_size, default_insn_bit_size): Increase
799 max to 64bits, expect trouble. Make the default 32 bits.
800 * gen-idecode.c (print_idecode_table): Change EXTRACTED*
801 et.al. macro's to use the insn_bit_size instead of assuming 32
803 * gen-icache.c (print_icache_extraction): Ditto.
804 * gen-idecode.c (idecode_switch_start): Ditto.
805 * gen-idecode.c (gen_idecode_c): Ditto
807 * igen.h (insn_specifying_widths), igen.c (main): New option -W.
808 Indicates that the instruction field of the table is specifying
809 bit widths instead of bit offsets.
810 * ld-insn.c (parse_insn_format): Parse instruction fields
813 * misc.c (a2i): Allow binary numbers to be specified using the
815 * ld-insn.c: Allow such numbers to appear in the instruction
818 * table.c (table_entry_read): Make // a valid comment character.
819 (table_entry_read): Skip lines containing a leading " - these may
820 eventually be used in a disasembler.
822 Fri Feb 14 15:23:15 1997 Andrew Cagney <cagney@critters.cygnus.com>
824 * filter.c, filter.h, gen-engine.c, gen-engine.h, gen-icache.c,
825 gen-icache.h, gen-idecode.c, gen-idecode.h, gen-itable.c,
826 gen-itable.h, gen-model.c, gen-model.h, gen-semantics.c,
827 gen-semantics.h, gen-support.c, gen-support.h, igen.c, igen.h,
828 ld-cache.c, ld-cache.h, ld-decode.c, ld-decode.h, ld-insn.c,
829 ld-insn.h, lf.c, lf.h, misc.c, misc.h, table.c, table.h: Copy in
830 from the ../ppc directory.
832 * filter_host.c, filter_host.h: Copy in from the ../ppc directory
833 renaming from filter_filename.[hc]