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* idecode_expression.h (ALU_END): From Charles Lefurgy - Extract
[deliverable/binutils-gdb.git] / sim / common / ChangeLog
CommitLineData
d07dddd2
AC		 1Wed Aug 27 09:51:42 1997 Andrew Cagney <cagney@b1.cygnus.com>
2
3 * sim-utils.c (sim_copy_argv): Rewrite to match malloc strategy
4 used by copyargv and freeargv.
5
6 * sim-options.c (sim_parse_args): Save a copy of PROG-ARGS in
7 STATE_PROG_ARGV, not just a pointer.
8
247fccde
AC		 9Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
10
11 * configure: Regenerated to track ../common/aclocal.m4 changes.
12 * config.in: Ditto.
13
14Mon Aug 25 12:11:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
15
16 * aclocal.m4 (sim-endian): Add second argument to
17 SIM_AC_OPTION_ENDIAN. First is hardwired endian, second is
18 default endian when not hardwired.
19
20 * sim-config.h (WITH_DEFAULT_TARGET_BYTE_ORDER): New macro, if all
21 else failes value for target byte order.
22
23 * sim-config.c (sim_config): Add abfd arguments. Set
24 STATE_PROG_BFD accordingly. Determine prefered_target_byte_order
25 from same.
26 (sim_config): Return SIM_RC, don't abort.
27 (bfd.h): Include.
28
29 * run.c (main): Update call to sim_open - add ABFD argument.
30 * nrun.c (main): Add NULL ABFD argument.
31
052d7984
DE		 32Thu Aug 14 12:48:57 1997 Doug Evans <dje@canuck.cygnus.com>
33
34 * callback.c (os_poll_quit): Make static.
35 Call sim_cb_eprintf, not p->eprintf.
36 (sim_cb_printf, sim_cb_eprintf): New functions.
247fccde
AC		 37 * sim-utils.h (sim_cb_printf, sim_cb_eprintf): Declare.
38
39 * sim-basics.h (zalloc,zfree,sim_add_commas,SIM_ELAPSED_TIME,
40 sim_elapsed_time_get,sim_elapsed_time_since): Move decls to
41 sim-utils.h. #include sim-utils.h.
42 * sim-utils.h: Above decls moved here.
43 (sim_analyze_program,sim_load_file): Use `struct _bfd', not `bfd'.
44
45 * sim-watch.c (action_watchpoint): Fix thinkos.
052d7984
DE		 46
47Thu Jul 24 08:48:05 1997 Stu Grossman (grossman@critters.cygnus.com)
48
49 * sim-types.h: Fix defs of 64 bit data types for MSVC.
50
e6609d8f
DE		 51Tue Jul 22 10:35:37 1997 Doug Evans <dje@canuck.cygnus.com>
52
53 * sim-n-core.h (sim_core_write_unaligned_N): Add missing break
54 to FORCED_ALIGNMENT case.
55
84e8cd0f
AC		 56Thu Jun 5 13:48:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
57
58 * callback.c (target_to_host_open): Handle hosts with O_BINARY.
59
60Thu Jun 5 08:47:10 1997 Jeffrey A Law (law@cygnus.com)
61
62 * Make-common.in (libsim.a): Fix typo.
63
897f67b7
AC		 64Thu Jun 5 13:48:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
65
66 * nrun.c (main): Verify the structure returned before using it.
67
896eab00
AC		 68Wed Jun 4 11:44:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
69
70 * sim-config.h (WITH_ENGINE): Enable the sim-engine module by
71 default.
72
73 * sim-engine.c (sim_engine_install): New function. Install the
74 engine init functions.
75 (sim_engine_init): [Re]initialize the simulator engine.
76
77 * sim-module.c: Add sim_engine to list of modules that always
78 install.
79
56e7c849
AC		 80Tue Jun 3 04:52:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
81
82 * sim-watch.c (schedule_watchpoint): Use sim_unschedule_watchpoint
83 to remove the old watchpoint, not delete_watchpoint.
84 (watch_option_handler): Action the correct watchpoint, not just
85 cycles.
86
87Wed May 28 14:47:41 1997 Andrew Cagney <cagney@b1.cygnus.com>
88
89 * sim-n-core.h (sim_core_write_aligned_N): For 8byte reads, output
90 both low and high word.
91 (sim_core_write_aligned_N): Ditto.
92
93 * sim-trace.c (set_trace_options): Delete code explicitly setting
94 core->trace.
95
96 * sim-options.c (sim_print_help): Call the list commands if not a
97 standalone simulator.
98 (sim_print_help): Advise that some options may not be applicable.
99
100 * sim-trace.c (set_trace_options): Assume core present.
101
102 * sim-events.c (sim_events_schedule_after_signal): Overflow signal
103 buffer when full not almost full.
104
2f2e6c5d
AC		 105Tue May 27 14:32:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
106
1a70e182
AC		 107 * sim-events.c (sim_events_process): Don't blat the event queue
108 when processing watchpoints.
109
110 * sim-watch.h: Make arg unsigned long - stop sign extension.
111
112 * sim-events.c (sim_watch_valid): rewrite so debugable.
113
114 * sim-config.h (WITH_XOR_ENDIAN): Default to zero.
115
2f2e6c5d
AC		 116 * sim-watch.c (schedule_watchpoint): Add is_within option so that
117 inequality test is possible.
118 (handle_watchpoint): Re-pass is_within arg.
119 (watch_option_handler): When `!' prefix to pc-watchpoint arg pass
120 0 to schedule_watchpoint's is_within arg.
121 (sim_watchpoint_init): Re-pass is_within arg.
122
123 * sim-options.c (sim_print_help): Add is_command argument. Don't
124 include -- prefix when called from the command line interpreter.
125
126 * sim-watch.c (schedule_watchpoint): Pass true is_within argument.
127
128 * sim-events.c (sim_events_watch_sim): Add is_within argument,
129 zero indicates that the test should be reversed.
130 (sim_events_watch_core): Ditto.
131 (WATCH_CORE): Compare range against is_within.
132 (WATCH_SIM): Ditto.
133
134Tue May 27 12:48:03 1997 Andrew Cagney <cagney@b2.cygnus.com>
135
136 * sim-events.c (WATCH_CORE): Pass NULL cpu argument to
137 sim_core_read_buffer. Check nr-bytes transfered.
138
139 * sim-core.h (sim_core_common): Define a new struct that contains
140 the common data. to sd and cpu structures.
141 * sim-core.c (sim_core_attach): Update.
142 (sim_core_init): Update. Remember to copy initialized data to each
143 cpu.
144 (sim_core_find_mapping): Ditto.
145
146 * sim-core.c (sim_core_read_buffer): Add cpu argument.
147 (sim_core_write_buffer): Ditto.
148
149 * sim-n-core.h (sim_core_read_unaligned_N): When mis-aligned
150 transfer use xor version of read buffer.
151 (sim_core_write_unaligned_N): Ditto for write.
152
153 * sim-core.c (sim_core_xor_read_buffer): New function implement
154 xor-endian data read breaking transfer up into xor-endian sized
155 blocks.
156 (sim_core_xor_write_buffer): Ditto for write.
157 (reverse_n): Reverse order of arbitrary number of bytes in buffer
158 - needed for xor-endian transfers.
159
cd0d873d
AC		 160Fri May 23 14:24:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
161
162 * sim-inline.h: Review description.
163
164 * sim-core.h, sim-core.c: Reduce number of functions being inlined
165 to just those involved in data transfers and configuration.
166
167 * sim-xcat.h (XSTRING): New macro, map macro definition onto
168 string.
169 * sim-n-core.h (sim_core_read_aligned_N): Use.
170 (sim_core_read_unaligned_N): Ditto.
171 (sim_core_read_unaligned_N): Ditto..
172 (sim_core_write_unaligned_N): Ditto.
173
174 * sim-core.h: Add xor endian bitmap to main structure. *
175
176 sim-n-core.h (sim_core_write_aligned_N): Add suport for xor
177 endian.
178 (sim_core_read_aligned_N): Ditto.
179
180 * sim-core.c (sim_core_set_xor_endian): New function.
181 (sim_core_attach): Don't overwrite the per-cpu xor map when
182 cloning the global core.
183
8167e102
AC		 184Fri May 23 10:53:13 1997 Andrew Cagney <cagney@b1.cygnus.com>
185
186 * sim-engine.h: Update below so that it is using an enumerated
187 type.
188
6e61ecfc
GRK		 189Thu May 22 09:12:16 1997 Gavin Koch <gavin@cygnus.com>
190
191 * sim-engine.c (sim_engine_restart):
192 * sim-resume.c (sim_resume): Change longjmp param/setjmp
193 return value used for simulator restart from 0 to 2.
194
50a2a691
AC		 195Wed May 21 08:47:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
196
197 * cgen-scache.c (scache_option_handler): Add is_command arg.
198
199 * sim-model.c (model_option_handler): Add is_command argument.
200
201 * sim-profile.c (profile_option_handler): Add is_command arg.
202
203 * sim-events.c (sim_watch_valid): Use ub64, lb64 when 64bit value
204 involved.
205
206 * sim-module.c (sim_module_add_init_fn): Call init fn in the same
207 order that they are registered.
208
209 * sim-options.h (OPTION_HANDLER): Add argument to differentiate
210 between option and command line processing.
211
212 * sim-options.c: Include stdlib.h, ctype.h.
213
214 * Make-common.in (sim-watch.o): Add rule.
215 (sim_main_headers): Assume sim-assert.h included.
216 (sim-*.o): Simplify make rule.
217
218 * sim-module.c: Add sim_watch_install to module list.
219
220Tue May 20 14:15:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
221
222 * sim-base.h (STATE_LOADED_P): New predicate. Set once everything
223 has been loaded.
224
225 * sim-trace.c (trace_install): Check magic. Include sim-assert.h.
226 * sim-events.c (sim_events_install): Ditto.
227 * sim-core.c (sim_core_install): Ditto.
228 * sim-model.c (model_install): Ditto.
229 * sim-options.c (standard_install): Ditto.
230 * sim-profile.c (profile_install): Ditto.
231 * sim-reason.c (sim_stop_reason): Ditto.
232 * sim-run.c (sim_engine_run): Ditto.
233 * sim-utils.c (sim_analyze_program): Ditto.
234
235 * sim-module.c (modules): Make profile_install and trace_install
236 optional.
237
238 * sim-base.h (STATE_MEM_BASE): Define for flat memory systems.
239
240 * sim-options.c (standard_option_handler): Set the byte order.
241
242 * sim-events.c (sim_events_process): Allow multi tick processing.
243 (sim_events_tickn): New function - multi cycle tick.
244
245 * sim-events.h (sim_events_tickn, sim_events_timewarp): Add
246 prototypes. Under development.
247 (sim_events): Replace processing with nr_ticks_to_process.
248
249Tue May 20 09:39:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
250
251 * nrun.c (main): Pass callbacks to sim_open instead of using
252 sim_set_callbacks.
253
254 * run.c (main): Ditto.
255
f03b093c
AC		 256Mon May 19 12:07:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
257
fd76456b
AC		 258 * sim-events.c (sim_events_zalloc): Signal save memory allocator -
259 stop tk interrupting malloc calls.
260 (sim_events_zalloc): Converse.
261
262 * Make-common.in (sim_main_headers): Add sim-events.h.
263
264 * sim-events.c (sim_events_schedule_after_signal): Change return
265 type to void - signal events are strictly internal.
266 (sim_events_init): Allocate a finite buffer for signal events.
267 (sim_events_schedule_after_signal): Enter signal events into the
268 signal buffer.
269
270 * sim-engine.c (sim_engine_halt): Check SIM_DESC magic.
271 (sim_engine_restart): Ditto.
272 (sim_engine_abort): Ditto.
273 * sim-stop.c (sim_stop): Ditto.
274 (control_c_simulation): Ditto.
275 * sim-resume.c (sim_resume): Ditto.
276 (has_stepped): Ditto.
277 * sim-abort.c (sim_engine_abort): Ditto.
278
f03b093c
AC		 279 * sim-basics.h (transfer_type): New type.
280
281 * sim-core.c (sim_core_signal): New function. Print core signal
282 information.
283 (sim_core_find_mapping): Add transfer argument.
284
285 * sim-n-core.h (sim_core_{write,write}_unaligned_N): Call
286 SIM_CORE_SIGNAL if a recoverable abort.
287 * sim-core.c (sim_core_find_mapping): Ditto.
288
289Fri May 16 15:13:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
290
291 * sim-core.c (sim_core_find_mapping): Replace calls to
292 sim_io_error to more resiliant sim_engine_abort.
293
294 * sim-n-core.h (sim_core_read_unaligned_N): Ditto.
295 (sim_core_write_unaligned_N): Ditto.
296
297Tue May 13 13:50:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
298
299 * sim-module.c: Add sim_events_install to list.
300
301 * sim-events.c (sim_events_install, sim_events_uninstall): Clonse
302 from sim_core_*.
303 (sim_events_init): Now returns SIG_RC.
304
305 * sim-run.c: New file. Generic sim_engine_run.
306 * sim-reason.c: New file. Generic sim_stop_reason.
307 * sim-stop.c: New file. Generic sim_stop.
308 * sim-resume.c: New file. Generic sim_resume.
309
310 * Make-common.in (sim-engine.o): Add rule.
311 (sim-run.o, sim-reason.o, sim-stop.o, sim-resume.o): Ditto.
312
313 * sim-engine.h, sim-engine.c: New file. Provide generic
314 implementation of sim_engine_halt, sim_engine_error. et.al.
315
316 * sim-base.h (sim_state_base): Add member halt.
317 (sim-engine.h): Include.
318
319 * sim-events.h (sim_event_handler): Always pass SIM_DESC to event
320 handlers.
321 * sim-events.c (sim_events_poll): Update event handler.
322
323Tue May 13 09:57:49 1997 Andrew Cagney <cagney@b2.cygnus.com>
324
325 * sim-events.h, sim-events.c (sim_events_watch_clock): New
326 function.
327 (sim_events_watch_sim): New function.
328 (sim_events_watch_core): New function.
329 (sim_watch_valid): New function.
330 (sim_events_preprocess): New function.
331 (sim_events_process): Process the watchpoints as well as the timer
332 queue.
333 (sim_events_tick): Check WORK_PENDING instead of the hold queue.
334 (sim_events_deschedule): Check all the queues when removing an
335 event.
336 (sim_events_init): Ditto for cleaning.
337
338Mon May 19 12:07:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
339
340 * sim-fpu.c (is_ufpu_number): Comment out - currently unused.
341
11ab132f
AC		 342Mon May 19 11:23:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
343
344 * callback.c (os_open): Type of arg flags is int.
345
63aa80ff
MM		 346Fri May 16 22:26:43 1997 Michael Meissner <meissner@cygnus.com>
347
348 * sim-fpu.c (sim_fpu_is_{eq,ne,lt,le,gt,ge}): Compare Infinities
349 just like normal numbers as per IEEE rules.
350
248c1fb8
JL		 351Wed May 14 21:20:38 1997 Bob Manson <manson@charmed.cygnus.com>
352
353 * callback.c (os_close): Mark the descriptor as being
354 available if the close succeeded.
355 (os_open): Pass 0644 as the mode of the file being created.
356
d24f06ee
AC		 357Thu May 15 10:58:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
358
07b4c0a6
AC		 359 * sim-fpu.c (pack_fpu, unpack_fpu): New functions - decode a
360 float.
361
362 * sim-inline.c (SIM_INLINE_C): Rename from _SIM_INLINE_C_.
363 * sim-lnline.h: Update.
364
365 * sim-fpu.h, sim-fpu.c (sim_fpu_[iu]{32,64}to): New int2fp
d24f06ee 366 conversion functions.
07b4c0a6 367 (sim_fpu_to{32,64}[iu]): New fp2int functions.
d24f06ee
AC		 368
369 * sim-fpu.h, sim-fpu.c (sim_fpu_is_{lt,le,eq,ne,ge,gt}): New fp
370 compare functions. Replacing.
371 (sim_fpu_cmp): This. Delete.
372
c445af5a
AC		 373Mon May 12 14:49:05 1997 Andrew Cagney <cagney@b1.cygnus.com>
374
375 * sim-core.c (sim_core_find_mapping): Call engine_error not
376 sim_io_error when possible.
377
378Mon May 12 08:55:07 1997 Andrew Cagney <cagney@b2.cygnus.com>
379
380 * sim-endian.h (V1_H2): Add macro's to insert a word into a
381 high/low double word.
382
383 * sim-trace.h: Remove definition of attribute - defined in
384 sim_basics.h.
385
e05e76e8
AC		 386Mon May 12 08:55:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
387
388 * sim-options.h (struct OPTION): Add doc_opt as the documenting
389 name of the option - or family of options.
390
391 * sim-options.c (sim_args_command): Match command `a-b c' with
392 option `--a-b-c' from option table.
393
43c53e07
AC		 394Thu May 8 12:40:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
395
396 * sim-options.c (sim_print_help): For optional arguments, wrap
397 them in [].
398
399 * sim-trace.c (set_trace_options): New function, handle optional
400 argument and multiple assignment.
401 (trace_option_handler): Update.
402
403 * sim-trace.c (trace_option_handler): Trace branch and not fpu
404 when branch tracing selected.
405
381f42ef
AC		 406Wed May 7 15:19:58 1997 Andrew Cagney <cagney@b1.cygnus.com>
407
408 * sim-trace.c (trace_one_insn): Make a va-args function.
409
410 * sim-trace.c (trace_vprintf): New function, va-arg version of
411 trace_printf.
412
ea4e4493
DE		 413Tue May 6 16:38:16 1997 Doug Evans <dje@canuck.cygnus.com>
414
415 * sim-trace.c (trace_uninstall): Don't close a file twice.
bd3274c6 416 * sim-profile.c (profile_uninstall): Likewise.
ea4e4493 417
a7724171
MM		 418Tue May 6 06:14:01 1997 Mike Meissner <meissner@cygnus.com>
419
420 * sim-trace.c (toplevel): Include bfd.h.
421 (trace_options): Note that --trace-linenum also turns on
7b167b09 422 --trace-insn. Add --trace-{branch,semantics}.
a7724171 423 (trace_option_handler): If --trace-linenum, also turn on
7b167b09
MM		 424 --trace-insn. Add --trace-branch support. If --trace-semantics,
425 turn on ALU, FPU, branch, and memory tracing.
a7724171
MM		 426 (trace_one_insn): New function to trace an instruction. Support
427 --trace-linenum.
7b167b09 428 (OPTION_TRACE_*): Use an enum, rather than lots of defines.
a7724171 429
7b167b09
MM		 430 * sim-trace.h (TRACE_{SEMANTICS,BRANCH}_IDX): Add new macros.
431 (MAX_TRACE_VALUES): Use 32, not 12 by default.
432 (TRACE_branch): Add new mask.
433 (TRACE_*_P): Define all possible trace_p macros.
a7724171
MM		 434 (trace_one_insn): Declare function.
435
23b04e79
MM		 436Mon May 5 14:08:34 1997 Mike Meissner <meissner@cygnus.com>
437
438 * sim-trace.h (__attribute__): Define as nothing if not GNU C or
439 GNU C doesn't support __attributes__.
440 ({trace,debug}_printf): Add attribute's so -Wformat can check the
441 format strings.
442
7a418800
AC		 443Mon May 5 11:16:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
444
445 * sim-config.h (FORCED_ALIGNMENT): New alignment option -
446 addresses are masked forcing them to be correctly aligned.
447 (WITH_ALIGNMENT): Make NONSTRICT_ALIGNMENT the default.
448 * sim-config.c (config_alignment_to_a): Update.
449
450 * sim-core.h (sim_cpu_core): New data type contains cpu specific
451 core data.
452 * sim-base.h (CPU_CORE): Add cpu specific core data to cpu base
453 type.
454 * sim-core.c (sim_core_attach): Add CPU argument. Ready for
455 processor specific core maps.
456 (sim_core_map_attach): Copy the core map data to each of the
457 processor specific core data structures.
458 * sim-core.c (sim_core_find_mapping): Update.
459
460 * sim-n-core.h (sim_core_read_N, sim_core_write_N): Rename.
461 (sim_core_write_aligned_N, sim_core_write_aligned_N): New names.
462 (sim_core_write_unaligned_N, sim_core_write_unaligned_N): New
463 alternatives that handle unaligned addresses.
464 (sim_core_{read,write}_{,un}aligned_N): Drop SIM_DESC arg, replace
465 with just CPU arg.
466 * cgen-utils.c (sim_disassemble_insn): Update.
467
3971886a
AC		 468Mon May 5 13:19:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
469
470 * sim-trace.h (TRACE_FPU_IDX): Add Floating-point specific
471 tracing.
472
473 * sim-fpu.h, sim-fpu.c: New files - prototype for generic target
474 fpu support.
475
476 * sim-inline.h, sim-inline.c: Add support for SIM_FPU.
477
1fe05280
AC		 478Fri May 2 17:59:42 1997 Andrew Cagney <cagney@b1.cygnus.com>
479
480 * sim-core.c (sim_core_map_to_str): New function ascii equivalent
481 to map type.
482
483 * sim-n-core.h (sim_core_read_N, sim_core_write_N): Use in trace
484 statement.
485
486Fri May 2 17:28:02 1997 Andrew Cagney <cagney@b2.cygnus.com>
487
488 * cgen-trace.c: Prepend additional trace_printf argument.
489
490 * cgen-utils.c (sim_disassemble_insn): Add additional core
491 arguments.
492
493Fri May 2 11:40:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
494
495 * nrun.c (main): Catch/report errorenous simulator states.
496
497 * sim-module.c: #include "libiberty.h" so that xmalloc is defined.
498 * sim-trace.c: #include string.h/strings.h so that memset is
499 defined.
500 * sim-utils.c: Ditto.
501 * sim-profile.c: Ditto. And stdlib.h.
502 (print_bar): Only define when used by instruction or memory profiler.
503
504 * sim-options.c (standard_option_handler): Make ul more local.
505
506 * sim-load.c (sim_load_file): Make the name constant.
507 (sim_load_file): Passify gcc.
508
509 * sim-utils.h: New file, pre-declare utilites in corresponding .c
510 file.
511 * sim-utils.c, sim-load.c: Include sim-utils.h.
512
513 * sim-base.h (sim_cpu): Pre define here so available to all.
514
515 * sim-core.h (DECLARE_SIM_CORE_WRITE_N, DECLARE_SIM_CORE_READ_N):
516 Restore the sim_cpu and instruction_address arguments so that full
517 information is available to the abort function.
518 * sim-core.c (sim_core_find_mapping, sim_core_write_buffer): Ditto.
519 * sim-n-core.h (sim_core_write_N, sim_core_read_N): Update.
520
521 * sim-trace.h, sim-trace.c (trace_option_handler): Add interim
522 tracing support for sim-events and sim-core.
523 (trace_option_handler): Convert #if to if where possible so always
524 compiled/checked by C compiler.
525 * sim-n-core.h (sim_core_write_N, sim_core_read_N): Update.
526
527 * sim-base.h: Adjust comment documenting how to define the cpu
528 structure.
529 (sim_state_base): Add sim_core and sim_events to simulator base
530 object.
531
532 * sim-trace.h, sim-trace.c (trace_printf): Add SIM_DESC argument.
533 * sim-core.c (sim_core_init, sim_core_attach,
534 sim_core_find_mapping): Update.
535 * sim-events.c (ETRACE, sim_events_init, sim_events_time,
536 update_time_from_event, insert_sim_event,
537 sim_events_schedule_after_signal, sim_events_deschedule,
538 sim_events_tick): Ditto.
539
540 * sim-basics.h (sim-module.h, sim-trace.h, sim-profile.h,
541 sim-model.h): Move #includes from here.
542 * sim-base.h: To here.
543 (sim-core.h, sim-events.h, sim-io.h): Include also
544
545Wed Apr 30 15:37:54 1997 Andrew Cagney <cagney@b1.cygnus.com>
546
547 * callback.c (default_callback): Missing initialisers.
548
c967f187
DE		 549Thu May 1 10:40:47 1997 Doug Evans <dje@canuck.cygnus.com>
550
2317a499
DE		 551 * sim-utils.c (sim_add_commas): New function.
552 * sim-basics.h (sim_add_commas): Add prototype.
553 * cgen-scache.c (scache_print_profile): Print commas in numbers.
554 * sim-profile.c (COMMAS): New macro.
555 (print_*): Use it to print commas in numbers.
556
260b2c47
DE		 557 * configure: Regenerated.
558
559 * cgen-sim.h (sim_signal_type): Add SIM_SIGINT.
560 (cgen_state): New member run_fast_p.
561 (cgen_init): Add prototype.
562 (sim_disassemble_insn): New arg `cpu'.
563 * cgen-trace.c (trace_insn): Update call to sim_disassemble_insn.
564 * cgen-utils.c (cgen_init): New function.
565 (sim_disassemble_insn): New arg `cpu'. Rewrite fetching of insn.
566 * genmloop.sh: Call engine_halt if loop exits.
567
c967f187
DE		 568 * Makefile.in (sim-options_h): Define.
569 (sim-{module,options,trace,profile,utils}.o): Clean up dependencies.
570 (sim-model.o): Add new rule.
571 (cgen-{scache,trace,utils}.o): Add new rules.
572 * aclocal.m4 (SIM_AC_OPTION_{SCACHE,DEFAULT_MODEL}): Add.
573 * cgen-scache.c (scache_print_profile): Change `sd' arg to `cpu'.
574 Indent output by 2 spaces.
575 * cgen-scache.h (scache_print_profile): Update.
576 * cgen-trace.c (trace_insn_fini): Indent output by 2 spaces.
577 Use trace_printf, not fprintf.
578 (trace_extract): Use trace_printf, not cgen_trace_printf.
579 * genmloop.sh (!FAST case): Increment `insn_count'.
580 * sim-base.h (sim_state_base): Only include scache_size if WITH_SCACHE.
581 (sim_cpu_base): Rename member `sd' to `state' to be consistent with
582 access macro's name.
583 * sim-core.c (sim_core_init): Use EXTERN_SIM_CORE to define it.
584 Change return type to SIM_RC.
585 (sim_core_{install,uninstall}): New functions.
586 * sim-core.h (sim_core_{install,uninstall}): Declare.
587 (sim_core_init): Use EXTERN_SIM_CORE to define it.
588 Change return type to SIM_RC.
589 * sim-model.h (models,machs,model_install): Declare.
590 * sim-module.c (modules): Add scache_install, model_install.
591 (sim_post_argv_init): Set cpu->state backlinks.
592 * sim-options.c (standard_options): Delete --simcache-size,--max-insns.
593 (standard_option_handler): Likewise.
594 * sim-profile.c (PROFILE_{HISTOGRAM,LABEL}_WIDTH): Move to
595 sim-profile.h.
596 (*): Assume ANSI C.
597 (profile_options): Delete --profile-simcache.
598 (profile_option_handler): Likewise.
599 (profile_print_insn): Change `sd' arg to `cpu'. Indent output 2
600 spaces.
601 (profile_print_{memory,model}): Likewise.
602 (profile_print_simcache): Delete.
603 (profile_print_speed): New function.
604 (profile_print): Rewrite.
605 * sim-profile.h (PROFILE_scache): Renamed from PROFILE_simcache.
606 (WITH_PROFILE_SCACHE_P): Renamed from WITH_PROFILE_SIMCACHE_P.
607 (PROFILE_DATA): Delete members simcache_{hits,misses}.
608 (PROFILE_COUNT_SIMCACHE_{HIT,MISS}): Delete.
609 (PROFILE_{CALLBACK,CPU_CALLBACK}): New types.
610 (profile_print): Update prototype.
611
717dbb29
DE		 612Wed Apr 30 11:34:14 1997 Doug Evans <dje@canuck.cygnus.com>
613
6475b234 614 * cgen-scache.[ch], cgen-sim.h: New files.
b9c8cd10
DE		 615 * cgen-trace.[ch], cgen-types.h, cgen-utils.c, genmloop.sh: New files.
616 * sim-model.c: New file.
617
717dbb29
DE		 618 * Make-common.in (clean targets): Undo patch of Apr. 22.
619
620Fri Apr 25 15:28:32 1997 Mike Meissner <meissner@cygnus.com>
621
622 * sim-n-bits.h (signed): If we have a standard compiler, undef
623 signed, so that signedN is defined correctly.
624
b320601b
DE		 625Thu Apr 24 00:00:07 1997 Doug Evans <dje@canuck.cygnus.com>
626
627 * sim-module.h, sim-model.h, sim-profile.h: New files.
628 * sim-module.c, sim-profile.c: New files.
629 * Make-common.in (SIM_PROFILE): Define
630 (CONFIG_CFLAGS): Add $(SIM_PROFILE).
631 (sim_main_headers): Add sim-module.h, sim-model.h, sim-profile.h.
632 (sim_module.o,sim-profile.o): Add rules for.
633 * aclocal.m4 (--enable-sim-trace): Allow symbolic arguments.
634 (--enable-sim-profile): Add.
635 * configure: Regenerated.
636 * sim-base.h (sim_state_base): New members init_list, uninstall_list,
637 model. Move trace and profile support to sim-{trace,profile}.h.
638 New members trace_data, profile_data.
639 * sim-basics.h: #include sim-module.h, sim-model.h, sim-profile.h.
640 * sim-config.h: Provide default definition of WITH_PROFILE.
641 (WITH_TRACE): Change default to -1.
642 (MAX_NR_PROCESSORS): Always define.
643 * sim-options.c: Move trace and profile support to
644 sim-{trace,profile}.h.
645 (sim_pre_argv_init): Moved to sim-model.c.
646 (standard_install): New function.
647 * sim-options.h (sim_pre_argv_init): Move decl to sim-model.c.
648 (standard_install): Declare.
649 * sim-trace.c: Tracing option handling moved here from sim-options.c.
650 (trace_install, trace_uninstall): New functions.
651 (trace_printf): Update reference to TRACE_FILE.
652 * sim-trace.h (TRACE_FOO_IDX): Moved here from sim-base.h.
653 (TRACE_foo): Bit masks for symbolic arguments to --enable-sim-trace.
654 (WITH_TRACE_FOO_P): Define.
655 (trace_install): Declare.
656 (TRACE_DATA): New struct.
657
ef751fb0
DE		 658Wed Apr 23 17:23:15 1997 Doug Evans <dje@canuck.cygnus.com>
659
660 * run.c: Undo last exec_bfd patch.
661 (main): Only pass -E ifdef SIM_HAVE_BIENDIAN.
662
e3eba3fd
MM		 663Wed Apr 23 17:54:27 1997 Mike Meissner <meissner@cygnus.com>
664
665 * run.c (exec_bfd): Add back in.
666 (main): Set exec_bfd.
667
2c27ef78
DE		 668Tue Apr 22 14:43:46 1997 Doug Evans <dje@canuck.cygnus.com>
669
670 * sim-load.c (sim_load_file): #include <stdio.h> for NULL.
671
15c16493
AC		 672Wed Apr 23 02:55:54 1997 Andrew Cagney <cagney@b1.cygnus.com>
673
674 * sim-events.c (insert_sim_event): Call sim_io_error instead of
675 less well defined engine_error.
676 * sim-core.c: Ditto.
677
0f399b0c
SG		 678Tue Apr 22 08:48:16 1997 Stu Grossman (grossman@critters.cygnus.com)
679
680 * Make-common.in: Change clean targets to use :: so that other
681 Makefiles can have their own clean targets.
682 * sim-load.c (xprintf eprintf): Use ANSI_PROTOTYPES instead of
683 __STDC__ to control use of stdarg vs. varargs syntax. Some
684 systems can't use __STDC__, but require stdarg.
685
4a6163db
DE		 686Fri Apr 18 11:14:43 1997 Doug Evans <dje@canuck.cygnus.com>
687
e65bd1d8
DE		 688 * sim-options.c (standard_options): Add --endian.
689 (standard_option_handler): Likewise.
690
4a6163db
DE		 691 * nrun.c: #include <signal.h>.
692 (main, cntrl_c): Wrap calls to sim_resume in a SIGINT
693 handler that calls sim_stop ().
694
8517f62b
AC		 695Fri Apr 18 13:11:36 1997 Andrew Cagney <cagney@b1.cygnus.com>
696
697 * run.c (main, cntrl_c): Wrap calls to sim_resume in a SIGINT
698 handler that calls sim_stop (). Simulators may still be
699 establishing their own handler.
700
701 * sim-events.c (sim_events_poll): Rename from
702 sim_events_at_large_int. Poll IO.
703
704 * sim-io.c (sim_io_poll_quit): New function - pass on a polling
705 request.
706
707 * callback.c (os_poll_quit): New function poll for quit signal
708 where needed.
709 (default_callback): Include magic number.
710
0f2811d1
DE		 711Thu Apr 17 02:25:11 1997 Doug Evans <dje@canuck.cygnus.com>
712
63ddb6bd
DE		 713 * aclocal.m4: Check for headers time.h, sys/time.h, sys/resource.h.
714 Check for functions getrusage, time.
715 * sim-basics.h (SIM_ELAPSED_TIME): New typedef.
716 (sim_elapsed_time_get, sim_elapsed_time_since): Add prototypes.
717 * sim-utils.c: #include time.h, sys/time.h, sys/resource.h if able.
718 (sim_elapsed_time_get, sim_elapsed_time_since): New functions.
719
ba65b2f4
DE		 720 * sim-utils.c (sim_copy_argv, sim_analyze_program): New functions.
721
4ede3a83 722 * sim-options.c, sim-options.h: New files.
4b364b00 723 * sim-config.h (WITH_DEBUG): Provide default value of zero.
e9b2f579 724 * Make-common.in (nrun.o): Add rules for.
c95d08a8 725 * nrun.c: New file.
4ede3a83 726
f7d2f538
DE		 727 * run.c (main): Check return value of sim_open.
728
e9b2f579 729 * Make-common.in (sim-options.o, sim-load.o, sim-trace.o): Add rules.
0f2811d1
DE		 730 (sim_main_headers): Add sim-trace.h.
731 * run.c (exec_bfd, target_byte_order): Delete.
732 (main): Pass -E <endian> to sim_open. Delete code to load sections,
733 call sim_load instead. Check return code of sim_create_inferior.
734 * sim-base.h (CURRENT_STATE): Define.
735 (sim_state_base): Make typedef. New members options, prog_argv,
736 prog_bfd, text_{section,start,end}, start_addr, simcache_size,
737 mem_size, memory [+ corresponding access macros].
738 (sim_cpu_base): New typedef.
739 * sim-trace.h: New file.
e9b2f579 740 * sim-trace.c: New file.
0f2811d1 741 * sim-basics.h: #include it.
35c384f6 742 * sim-load.c: New file.
0f2811d1 743
6808fd61
ILT		 744Tue Apr 15 15:10:13 1997 Ian Lance Taylor <ian@cygnus.com>
745
746 * Make-common.in (INSTALL): Set to @INSTALL@.
747 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
748 (install-common): Depend upon installdirs. Use
749 $(program_transform_name) directly, rather than using
750 $(INSTALL_XFORM).
751 (installdirs): New target.
752 * Makefile.in (INSTALL): Set to @INSTALL@.
753 (INSTALL_XFORM, INSTALL_XFORM1): Remove.
754 (install-man): Depend upon installdirs. Use
755 $(program_transform_name) directly, rather than using
756 $(INSTALL_XFORM).
757 (installdirs): New target.
758
7ec396d2
AC		 759Tue Apr 15 15:08:12 1997 Andrew Cagney <cagney@b1.cygnus.com>
760
761 * sim-assert.h (SIM_ASSERT, ASSERT): Allow these macros to
762 be overriden.
763
764Wed Apr 9 16:06:44 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
765
766 * sim-basics.h: Only bring in config.h and tconfig.h if
767 HAVE_CONFIG_H.
768
769Mon Apr 7 11:39:45 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
770
771 * sim-config.h (WITH_TARGET_WORD_MSB): New Macro. Define the bit
772 numbering convention of the target.
773 * sim-config.c (print_sim_config): Print WITH_TARGET_WORD_BITSIZE
774 and WITH_TARGET_WORD_MSB.
775 (sim_config): When possible, check for consistency with bitsize
776 and msb.
777
778 * sim-bits.h: Allow MSB to be other than zero.
779 * sim-bits.c: Ditto.
780 * sim-n-bits.h: Ditto.
781
782 * sim-bits.h (MSMASK*): New macros - converce to LSMASK*.
783 * sim-n-bits.h (MSMASKEDn): Ditto.
784
785Mon Apr 14 16:29:21 1997 Ian Lance Taylor <ian@cygnus.com>
786
787 * Makefile.in (INSTALL): Change install.sh to install-sh.
788
25a9c90b
DE		 789Mon Apr 7 10:46:38 1997 Doug Evans <dje@canuck.cygnus.com>
790
791 * sim-base.h (sim_state_base): Move `magic' to end of struct.
792
b4d88827
AC		 793Mon Apr 7 15:53:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
794
795 * run.c (main): Check that a program to run was specified.
796
08db4a65
AC		 797Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
798
799 * aclocal.m4 (AC_TYPE_SIGNAL): Add check.
800
801 * configure: Regenerated to track ../common/aclocal.m4 changes.
802 * config.in: Ditto.
803
fbda74b1
DE		 804Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
805
21bfad86
DE		 806 * sim-endian.h: Move host {LITTLE,BIG}_ENDIAN support from here,
807 * sim-config.h: To here.
808
00d74d3e
DE		 809 * Make-common.in (SIM_EXTRA_DEPS): New config var.
810 (sim_main_headers): Define.
811 (sim-*.o): Depend on $(SIM_EXTRA_DEPS).
812 (BUILT_SRC_FROM_COMMON): Move here from ../d30v/Makefile.in.
813 (clean): Use it.
814 (sim-utils.o): Add rule for.
815 * sim-utils.o: New file.
816 * sim-basics.h: #include sim-base.h.
817 (zalloc): Make argument unsigned long.
818 * sim-base.h: New file.
819 * sim-inline.h (SIM_IO support): Delete.
820 * sim-io.h: Delete inline support.
821 * sim-io.c: Likewise. sim-state.h renamed to sim-main.h.
822 * sim-config.c: sim-state.h renamed to sim-main.h.
823 * sim-core.c: Likewise.
824 * sim-events.c: Likewise.
825
bcd1475a
DE		 826 * run.c (main): Pass SIM_OPEN_STANDALONE to sim_open.
827
fbda74b1
DE		 828 * aclocal.m4: Check for stdlib.h, string.h, strings.h, unistd.h.
829 (sim-debug): Allow arguments. Define WITH_DEBUG in addition to
830 -DDEBUG.
831 * configure: Regenerated to track ../common/aclocal.m4 changes.
832
a35e91c3
AC		 833Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
834
835 * configure: Regenerated to track ../common/aclocal.m4 changes.
836
837Wed Apr 2 11:08:11 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
838
839 * sim-config.h (WITH_ALIGNMENT, WITH_FLOATING_POINT,
840 WITH_XOR_ENDIAN, WITH_SMP, WITH_RESERVED_BITS): Assume that these
841 are defined by the configure.
842
843 * aclocal.m4 (sim-stdio): Add option stdio from ../ppc configure.
844
845 * aclocal.m4 (floating-point, xor-endian, alignment, smp,
846 reserved-bits): Always define.
847
848 * sim-config.h, sim-config.c (sim_config): New function - and new
849 file - co-ordinate the setting/checking of the common simulator
850 configuration options.
851
852 * Make-common.in (sim-config.o): Add rule.
853
854Fri Mar 28 15:32:00 1997 Mike Meissner <meissner@cygnus.com>
855
856 * callback.c (os_{,e}vprintf_filtered): Change stdarg type to
857 va_list from void *, since va_list might not be a pointer type.
858
859Mon Mar 24 15:27:12 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
860
861 * sim-n-endian.h (offset_N): Correct assertion - word and sub word
862 in wrong order.
863 (offset_N): Correct computation of LE offset.
864
865 * sim-io.c (sim_io_error): Include a new line when reporting
866 errors.
867
868 * sim-assert.h (SIM_FILTER_PATH): Out by one when locating last
869 `/'.
870
aa7cec3f
JL		 871Thu Mar 20 22:31:06 1997 Jeffrey A Law (law@cygnus.com)
872
873 * run.c: Include alloca-conf.h.
7c058c9e
JL		 874
875 * callback.c (os_evprintf_filtered): Fix typo.
876
fa21d299
AC		 877Fri Mar 21 13:36:20 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
878
879 * run.c (string.h, strings.h, stdlib.h): Include.
880
881 * sim-events.c (sim_events_tick): Recent cleanup failed to return
882 0 when nothing pending.
883
884 * run.c (sim_size, sim_trace): Plicate GCC - these two functions
885 will soon be going away.
886 (getopt): Plicate GCC.
887
888 * sim-endian.c (sim-io.h): Plicate GCC.
889 * sim-bits.c (sim-io.h): Ditto.
890 * sim-n-bits.h (ROTn): Ditto.
891
892 * sim-io.c (sim_io_error): Correct check for NULL.
893
894 * sim-assert.h (SIM_FILTER_PATH): Separate out the code filtering
895 the __FILE__.
896 * sim-events.c: Use SIM_FILTER_PATH to filter out the filename
897 path.
898
899Wed Mar 19 01:12:06 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
900
901 * aclocal.m4 (SIM_AC_OPTION_*: Move so that they are outside of
902 SIM_AC_COMMON - SIM_AC_COMMON was gobling arguments.
903
4a5fb09d
AC		 904Tue Mar 18 20:48:12 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
905
906 * sim-alu.h: Include sim-xcat.h.
907
d11d59ac
AC		 908Tue Mar 18 13:58:18 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
909
910 * Make-common.in (sim-bits.c, sim-core.c, sim-endian.c,
911 sim-events.c, sim-inline.c, sim-io.c): Define rules for building
912 these.
913
914 * sim-events.c (sim_events_at_large_int): New function. Just
915 schedules an event every large-int ticks.
916 (sim_events_init): Call.
917 (sim_events_tick, sim_events_process): Move async handing to
918 sim_events_process. Move timer decrement so that it occures after
919 events have been processed.
920
921 * sim-basics.h (struct _engine): Remove declaration.
922
923 * sim-events.h, sim-events.c: Rename type to sim_events. Prefix
924 everything with same. Rename global struct to SIM_DESC.
925 * sim-core.h, sim-core.c, sim-n-core.c: Ditto for sim_core.
926 * sim-io.h, sim-io.c: Ditto.
927
928 * sim-assert.h: New file. Optional assertion checking macros.
929 * sim-io.c (sim_io_error): Make just this function tolerant to
930 null pointers.
931
932 * sim-xcat.h: New file. Define concatenate macros.
933 * sim-basics.h (XCONCAT*): Move to sim-xcat.h.
934 * sim-n-core.h, sim-n-bits.h, sim-n-endian.h: Explicitly include
935 concat macros.
936
937
752517cc
AC		 938Tue Mar 18 12:44:55 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
939
940 * sim-bits.h (LSMASK): New macro. Create mask of LS bits.
941
86eb1e29
AC		 942Mon Mar 17 18:10:05 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
943
944 * sim-inline.h: Add definitions for sim-types.
945 (ALL_BY_MODULE): New macro, encapsulate full inlining by the
946 module.
947
231de1b8
AC		 948Mon Mar 17 15:38:27 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
949
950 * sim-events.h: Remove defunct reference to callback struct.
951
a77aa7ec
AC		 952Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
953
954 * configure: Re-generate.
955
956Mon Mar 17 15:04:47 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
957
958 * Make-common.in (CSEARCH): Do not include the gdb directory in
959 the search path.
960
961Mon Mar 17 13:16:26 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
962
963 * Make-common.in (SIM_ENDIAN, SIM_HOSTENDIAN, SIM_INLINE,
964 SIM_WARNING): Drop, requiring the simulator specific Makefile.in
965 to explicitly incorporate these.
966
967 * aclocal.m4 (--enable-sim-alignment); New option. Strongly
968 specify the alignment restrictions of the target architecture -
969 without this option all alignment restrictions are accomodated.
970 (--enable-sim-assert): New option. Conditionally compile in
971 assertion statements.
972 (--enable-sim-float): New option. Strongly specify the target's
973 floating point support.
974 (--enable-sim-hardware): New option. Specify the hardware devices
975 included in the simulation.
976 (--enable-sim-packages): New option. Specify the hardware
977 packages included in the simulation.
978 (--enable-sim-regparm): New option. Specify that parameters be
979 passed in registers instead of on the stack.
980 (--enable-sim-reserved-bits): New option. Specify that reserved
981 bits within an instruction are are correctly set.
982 (--enable-sim-smp): New option. Specify the level of SMP support
983 to be included in the simulator.
984 (--enable-sim-stdcall): New option. Specify an alternative
985 function call convention.
986 (--enable-sim-xor-endian): New option. Configure xor-endian
987 support used by some targets to implement bi-endian support.
988
f2de7dfd
AC		 989Fri Mar 14 19:51:21 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
990
991 * aclocal.m4 (--enable-sim-hostendian): New option. Allow the
992 host endianness to be overridden.
993 (--enable-sim-endian): Allow the target platform's byte order
994 to be overridden.
995 (--enable-sim-inline): Control the inlining of common components.
996 (--enable-sim-bswap): For compatibility, also define WITH_BSWAP.
997 (--enable-sim-warnings): Enable additional GCC compiler checks.
998 * Make-common.in (SIM_ENDIAN, SIM_HOSTENDIAN, SIM_INLINE,
999 SIM_WARNINGS): Add.
1000
1001 * sim-n-core.h, sim-n-bits.h, sim-n-endian.h: Rename from
1002 sim-*-n.h so that the names are uniq on dos machines
1003 * sim-core.c, sim-bits.c, sim-endian.c: Update.
1004
499aa792
DE		 1005Thu Mar 13 12:32:42 1997 Doug Evans <dje@canuck.cygnus.com>
1006
1007 * run.c: #include "libiberty.h".
1008 (main): New locals sd,no_args,sim_argv.
1009 Run buildargv on -a option. Pass argv to sim_open, argv[0]
1010 is program name. Update call to sim_set_callbacks.
1011 Record result of sim_open, pass to other sim_foo routines.
1012
fd435e9f
MM		 1013Thu Mar 13 10:24:05 1997 Michael Meissner <meissner@cygnus.com>
1014
1015 * callback.c (os_printf_filtered): Do not call exit(1) or print a
1016 final newline.
1017
1018Thu Mar 6 15:50:28 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1019
1020 * callback.c: Add os_flush_stdout and vprintf_filtered callbacks.
1021 Route stdout through buffered IO.
1022
1023 * callback.c: Add os_flush_stderr, os_write_stderr,
1024 os_evprintf_filtered functions to route error output through
1025 stderr.
1026
1027 * sim-io.h, sim-io.c (sim_io_flush_stderr, sim_io_flush_stdout):
1028 Correct return type - should be void.
1029
1030Fri Mar 7 20:14:37 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1031
1032 * sim-basics.h: Clean up. Many macro's moved to sim-inline.h.
1033
1034 * sim-config.h: Ditto. For some options - eg WITH_DEVICES - do
1035 not provide a default value as undefined indicates disable code.
1036
1037Thu Mar 6 15:50:28 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1038
1039 * sim-core.h, sim-core-n.h, sim-core.c: Borrow code from ppc
1040 directory.
1041 * sim-events.h, sim-events.c: Ditto.
1042 * sim-io.h, sim-io.c: Ditto.
1043
b3e426bc
AC		 1044Tue Mar 4 09:35:56 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1045
1046 * sim-alu.h (ALU_SUB_CA, ALU*_SUB_CA): New alu operation.
1047
1048 * sim-bits.h, sim-bits-n.h, sim-bits.c (LSMASKED*): New macro's
1049 extract the tail or least signifiant bits from an integer of the
1050 specified size.
1051
1052 * sim-bits.h, sim-bits.c: Clean up conditionally compiled #if
1053 WITH_TARGET_BITSIZE so that the compilation will fail when an
1054 unsupported bitsize value is defined.
1055
1056 (INSERTED*): Convert to functions.
1057 (EXTRACTED*): Ditto.
1058
1059 (SIGN_EXTEND, SEXT): Change to more terse name.
1060
17bbcaad
AC		 1061Tue Mar 4 09:35:56 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1062
1063 * sim-inline.h: Allow explicit control over which .c files will be
1064 included by their header.
1065
1066 * sim-inline.h: Allow explicit control over which .c files use the
1067 alternative - REGPARM - parameter passing mechanism.
1068
1069 * sim-inline.h, sim-inline.c: Don't attempt to include any of
1070 icache.c, idecode.c, semantics.c or support.c. Those names are
1071 not generally applicable.
1072
b3e426bc
AC		 1073Thu Feb 27 10:17:23 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1074
1075 * sim-bits.c, sim-bits-n.h (new): Split sim-bits.c into two parts
1076 in a fashion similar to sim-endian-n.
1077
1078 * sim-endian.h: (H_word, L_word, AL_*, VL_*): Extend to include
1079 both value and address macro's.
1080
1081Tue Feb 25 18:51:57 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1082
1083 * sim-alu.h (ALU16_BEGIN, ALU16_SET, ...): Fill in.
1084
1085 * sim-endian.h (L_word, H_word): Replace MS2W_4, LS2W_4 with more
1086 generic L_word, H_word macro's.
1087
17bbcaad
AC		 1088Thu Feb 20 18:36:55 1997 Andrew Cagney <cagney@critters.cygnus.com>
1089
1090 * sim-basics.h: Borrow code from ppc directory.
1091 * sim-bits.c: Ditto.
1092 * sim-bits.h: Ditto.
1093 * sim-config.h: Ditto.
1094 * sim-endian-n.h: Ditto.
1095 * sim-endian.c: Ditto.
1096 * sim-endian.h: Ditto.
1097 * sim-inline.c: Ditto.
1098 * sim-inline.h: Ditto.
1099 * sim-types.h: Ditto.
1100
1101Wed Feb 19 12:40:50 1997 Andrew Cagney <cagney@critters.cygnus.com>
1102
1103 * sim-alu.h (ALU_SET16, ALU_SET32, ALU_SET64, etc): Make available
1104 all the ALU size alternatives and then auto-configure a default.
1105
1106 * sim-alu.h: Copy ppc/idecode_expression.h.
1107
1108Mon Feb 17 10:44:18 1997 Andrew Cagney <cagney@critters.cygnus.com>
1109
1110 * bits.h, bits.c (SIGN_EXTEND32, SIGN_EXTEND64): New functions,
1111 sign extend a bit within a value.
1112
1113 * sim-endian.h, sim-endian-n.h (offset_N): New functions - return
1114 a pointer into the middle of a host word.
1115 * sim-endian.h (MS2W_4, LS2W_4): Use this function.
1116
1117Tue Feb 11 13:46:49 1997 Michael Meissner <meissner@tiktok.cygnus.com>
1118
1119 * callback.c: If HAVE_CONFIG_H is defined, include config.h from
1120 autoconf. If HAVE_UNISTD_H is defined, include unistd.h to get
1121 appropriate definitions of read, write, etc. Add prototype for
1122 system.
1123
1cc9ed29
DE		 1124Tue Feb 4 13:24:44 1997 Doug Evans <dje@canuck.cygnus.com>
1125
1126 * Makefile.in (libcommon.a): Delete.
1127 (callback.o,targ-map.o): Delete, moved to Make-common.in.
1128 (gentmap,targ-vals.h,targ-map.c): Likewise.
1129 (run-autoconf): Delete.
1130 * aclocal.m4 (SIM_AC_OUTPUT): Redo creation of Makefile.
1131 (common makefile fragment): Moved back into ...
1132 * Make-common.in: Resurrect.
1133 * configure.in (AC_LINK_FILES): Delete, unnecessary now.
1134 * configure: Regenerated.
1135
8cd89e77
DE		 1136Fri Jan 31 07:16:49 1997 Doug Evans <dje@canuck.cygnus.com>
1137
1138 * aclocal.m4 (SIM_AC_COMMON): Move COMMON_MAKEFILE_FRAG from here.
1139 (SIM_AC_OUTPUT): To here.
1140
76e2c9ae
SG		 1141Fri Jan 24 10:37:17 1997 Stu Grossman (grossman@critters.cygnus.com)
1142
1143 * aclocal.m4 (COMMON_MAKEFILE_FRAG): Quote a couple of $'s in
1144 comments and single quotes. Fixes a problem found on hpux.
1145
80b7b3a5
SG		 1146Thu Jan 23 13:35:03 1997 Stu Grossman (grossman@critters.cygnus.com)
1147
e1dfb8c5 1148 * aclocal.m4: Remove Make-common.in from dependencies.
42653e99 1149 * (distclean): Remove targ-vals.def.
e1dfb8c5 1150
80b7b3a5
SG		 1151 * aclocal.m4 (SIM_AC_COMMON): Move contents of Make-common.in
1152 into here. Makes insertion into makefiles easier. Also, change
1153 the way that callback.o, gentmap, targ-vals.h, targ-map.c,
1154 targ-map.o, and run are built. They are now built in the
1155 individual simulator directories, taking sources from ../common as
1156 necessary. This replaces the merging of libcommon.a into
1157 linsim.a, which was problematic for the WinGDB build process.
1158 * run.c: Include config.h from . instead of ../common.
1159 * Make-common.in: Remove. It's no longer necessary.
1160
1161Mon Dec 16 15:02:33 1996 Ian Lance Taylor <ian@cygnus.com>
1162
1163 * Make-common.in (ALL_CLAGS): Put CFLAGS at the end.
1164 (.c.o): Put $(ALL_CFLAGS) before the file being compiled.
1165
1166Wed Dec 11 11:30:58 1996 Jim Wilson <wilson@cygnus.com>
1167
1168 * run.c (main): Set target_byte_order before call to sim_open.
1169
966f47b4
DE		 1170Sun Dec 8 18:22:06 1996 Doug Evans <dje@canuck.cygnus.com>
1171
1172 * callback.c: #include <stdlib.h>
1173 (os_error): New function.
1174 (default_callback): Add os_error.
1175
1176Mon Nov 25 19:44:35 1996 Doug Evans <dje@canuck.cygnus.com>
1177
1178 * Make-common.in (Makefile): Set CONFIG_HEADERS="".
1179 * aclocal.m4: Mark the fact that --enable-sim-bswap isn't host
1180 specific.
1181 (SIM_AC_OUTPUT): Don't build Makefile if CONFIG_FILES="".
1182
1183Wed Nov 20 01:11:04 1996 Doug Evans <dje@canuck.cygnus.com>
1184
1185 * run.c: #include ../common/config.h, tconfig.h.
1186 (myname): New static global.
1187 (main): Recognize new options -a, -c. Also recognize -h if h8/300.
1188 Only process -c ifdef SIM_HAVE_SIMCACHE.
1189 Only process -p/-s ifdef SIM_HAVE_PROFILE.
1190 Parse program name from argv[0] and use in error messages.
1191 Pass sim_args to sim_open. Pass prog_args to sim_create_inferior.
1192 Add support for incomplete h8/300 termination indicators.
1193 (usage): Make more verbose.
1194 * aclocal.m4,config.in,tconfig.in,configure.in,configure: New files.
1195 * Makefile.in,Make-common.in,callback.c: New files.
1196 * nltvals.def,gentmap.c,gentvals.sh: New files.
1197
1198Tue Nov 12 13:34:00 1996 Dawn Perchik <dawn@cygnus.com>
1199
1200 * run.c: Include stdarg.h if __STDC__.
1201
1202Tue Oct 15 11:16:31 1996 Jeffrey A Law (law@cygnus.com)
1203
1204 * run.c (main): Don't print out anything if the signal
1205 number is zero (ie no signal).
1206
57bc1a72
MM		 1207Tue Oct 15 11:20:44 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1208
1209 * run.c (main): Print out if the program raised a signal.
1210
1211Wed Sep 18 09:52:14 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1212
1213 * run.c (exec_bfd): Rename from sim_bfd, to use the gdb name.
1214 (main): Ditto.
1215
3733d109
JSC		 1216Tue Sep 17 11:04:50 1996 James G. Smith <jsmith@cygnus.co.uk>
1217
1218 * run.c (main): Explicitly cast malloc() parameter.
1219
9b280a86
MM		 1220Thu Sep 12 11:27:21 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1221
1222 * run.c (sim_bfd): New global to hold the bfd pointer for the
1223 executable.
1224 (main): Initialize sim_bfd.
1225
1226Fri Dec 15 16:27:49 1995 Ian Lance Taylor <ian@cygnus.com>
1227
1228 * run.c (main): Use new bfd_big_endian macro.
1229
1230Wed Nov 8 15:49:49 1995 James G. Smith <jsmith@pasanda.cygnus.co.uk>
1231
1232 * run.c (main): Removed SH specific comments, so source is
1233 generic. Also updated to only load relevant sections. Moved
1234 sim_open() to after callback attach (to match GDB).
1235
1236 * run.1: Removed SH specific comments.
1237
3be50301
JW		 1238Sat Oct 21 12:31:01 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1239
1240 * run.c (main): Always return sigrc at end.
1241
1242Tue Oct 10 12:03:13 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1243
1244 * run.c (main): Print error diagnostic and exit if bfd_openr() or
1245 bfd_check_format() fails.
1246
f025d903
SC		 1247Thu Sep 28 15:40:36 1995 steve chamberlain <sac@slash.cygnus.com>
1248
1249 * run.c, run.1: From sh directory.
1250
1251
GDB Binutils - Deliverables
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