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sim: d10v: drop global callback state
[deliverable/binutils-gdb.git] / sim / d10v / ChangeLog
CommitLineData
e9b0081f
MF		 12015-11-15 Mike Frysinger <vapier@gentoo.org>
2
3 * d10v_sim.h (d10v_callback): Delete.
4 * interp.c (d10v_callback): Delete.
5 (do_long, do_2_short, do_parallel, set_dmap_register,
6 set_imap_register, xfer_mem, dmem_addr, imem_addr, sim_info,
7 sim_create_inferior): Replace d10v_callback->printf_filtered
8 with sim_io_printf.
9 (sim_open): Delete d10v_callback assignment.
10 * simops.c (move_to_cr, trace_input_func, do_trace_output_flush,
11 do_trace_output_finish, trace_output_40, trace_output_32,
12 trace_output_16, trace_output_void, trace_output_flag, OP_5F20,
13 OP_5201, OP_27000000, OP_3220, OP_3400, OP_3000, OP_6C1F, OP_6C01,
14 OP_6E1F, OP_6E01): Replace d10v_callback->printf_filtered with
15 sim_io_printf and d10v_callback->flush_stdout with
16 sim_io_flush_stdout.
17 (OP_5F00): Likewise. Rename d10v_callback to cb.
18
aadc1740
MF		 192015-11-15 Mike Frysinger <vapier@gentoo.org>
20
21 * Makefile.in (SIM_OBJS): Add sim-reason.o, sim-resume.o, and
22 sim-stop.o.
23 * d10v_sim.h (struct d10v_memory): Delete fault member.
24 (struct _state): Delete exception member.
25 * interp.c (lookup_hash): Call sim_engine_halt instead of setting
26 State.exception.
27 (do_2_short, do_parallel): Delete State.exception checks.
28 (sim_size): Mark static.
29 (map_memory): Call sim_engine_halt instead of returning fault.
30 Call xcalloc instead of calloc and checking the return.
31 (dmem_addr): Call sim_engine_halt when phys_size is 0.
32 (imem_addr): Likewise.
33 (stop_simulator, sim_stop, sim_stop_reason): Delete.
34 (sim_resume): Rename to ...
35 (step_once): ... this. Delete State.exception code and move
36 siggnal checking to sim_engine_run.
37 (sim_engine_run): New function.
38 * simops.c (EXCEPTION): Define.
39 (move_to_cr): Call EXCEPTION instead of setting State.exception.
40 (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
41 OP_6601, OP_6201, OP_6200, OP_33010000, OP_5201, OP_27000000,
42 OP_2F000000, OP_3220, OP_3200, OP_3400, OP_3000, OP_34000000,
43 OP_6800, OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000,
44 OP_6A00, OP_6E1F, OP_6A01, OP_6E01, OP_37010000, OP_5FE0): Likewise.
45 (OP_5F20): Call sim_engine_halt instead of setting State.exception.
46 (OP_5F00): Call sim_engine_halt and EXCEPTION instead of setting
47 State.exception.
48
67954606
MF		 492015-11-15 Mike Frysinger <vapier@gentoo.org>
50
51 * d10v_sim.h (struct simops): Add SIM_DESC and SIM_CPU to func args.
52 (SET_CREG, SET_HW_CREG, SET_PSW_BIT): Pass sd and cpu to move_to_cr.
53 (dmem_addr, imem_addr, move_to_cr): Add SIM_DESC and SIM_CPU args.
54 (RB, SW, RW, SLW, RLW): Pass sd and cpu to dmem_addr.
55 * endian.c: Change d10v_sim.h include to sim-main.h.
56 * gencode.c: Likewise. Add SIM_DESC and SIM_CPU args to all OPs.
57 * interp.c (lookup_hash, do_long, do_2_short, do_parallel,
58 map_memory, set_dmap_register, dmap_register, set_imap_register,
59 imap_register, sim_d10v_translate_dmap_addr, xfer_mem,
60 sim_d10v_translate_imap_addr, sim_d10v_translate_addr): Add
61 SIM_DESC and SIM_CPU args and adjust all callers.
62 (trace_sd): Delete.
63 (sim_open): Do not assign trace_sd.
64 (sim_resume, sim_create_inferior, sim_fetch_register,
65 sim_store_register): Set up cpu from the first one in sd.
66 * simops.c (move_to_cr): Add SIM_DESC and SIM_CPU args.
67 (trace_input_func, trace_input, do_trace_output_finish,
68 do_trace_output_finish, trace_output_40, trace_output_32,
69 trace_output_16, trace_output_void, trace_output_flag): Add
70 SIM_DESC arg.
71 (trace_input_func): Likewise. Change trace_sd to sd.
72 (OP_*): Add SIM_DESC and SIM_CPU args to all OP funcs.
73
6e4f085c
MF		 742015-11-14 Mike Frysinger <vapier@gentoo.org>
75
76 * interp.c (sim_close): Delete.
77
6637a426
MF		 782015-11-10 Mike Frysinger <vapier@gentoo.org>
79
80 * interp.c (sim_d10v_translate_dmap_addr): Mark static.
81 (sim_d10v_translate_imap_addr): Likewise.
82 (sim_d10v_translate_addr): Likewise.
83
8d0978fb
MF		 842015-06-23 Mike Frysinger <vapier@gentoo.org>
85
86 * configure: Regenerate.
87
a3487082
MF		 882015-06-12 Mike Frysinger <vapier@gentoo.org>
89
90 * configure: Regenerate.
91
306f4178
MF		 922015-06-12 Mike Frysinger <vapier@gentoo.org>
93
94 * configure: Regenerate.
95
20bca71d
MF		 962015-04-18 Mike Frysinger <vapier@gentoo.org>
97
98 * sim-main.h (SIM_CPU): Delete.
99
7e83aa92
MF		 1002015-04-18 Mike Frysinger <vapier@gentoo.org>
101
102 * sim-main.h (sim_cia): Delete.
103
034685f9
MF		 1042015-04-17 Mike Frysinger <vapier@gentoo.org>
105
106 * sim-main.h (CIA_GET, CIA_SET): Delete.
107
27b97b40
MF		 1082015-04-17 Mike Frysinger <vapier@gentoo.org>
109
110 * interp.c (d10v_pc_get, d10v_pc_set): New functions.
111 (sim_open): Declare new local var i. Call CPU_PC_FETCH &
112 CPU_PC_STORE for all cpus.
113
78e9aa70
MF		 1142015-04-15 Mike Frysinger <vapier@gentoo.org>
115
116 * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
117 * sim-main.h (STATE_CPU): Delete.
118
bf12d44e
MF		 1192015-04-13 Mike Frysinger <vapier@gentoo.org>
120
121 * configure: Regenerate.
122
122bbfb5
MF		 1232015-04-06 Mike Frysinger <vapier@gentoo.org>
124
125 * Makefile.in (SIM_OBJS): Delete sim-engine.o.
126
b366059a
MF		 1272015-04-02 Mike Frysinger <vapier@gentoo.org>
128
129 * interp.c (lookup_hash): Change SIGILL to GDB_SIGNAL_ILL.
130 (sim_resume): Change SIGBUS/SIGSEGV to GDB_SIGNAL_BUS, SIGILL to
131 GDB_SIGNAL_ILL, and SIGTRAP to GDB_SIGNAL_TRAP.
132
0fe84f3f
MF		 1332015-04-01 Mike Frysinger <vapier@gentoo.org>
134
135 * interp.c (sim_set_profile, sim_set_profile_size): Delete.
136
b38f7f34
MF		 1372015-03-31 Mike Frysinger <vapier@gentoo.org>
138
139 * Makefile.in (simops.o): New rule.
140
541ebcee
MF		 1412015-03-30 Mike Frysinger <vapier@gentoo.org>
142
143 * d10v_sim.h (text, text_start, text_end, prog_bfd): Delete.
144 (SEXT8, SEXT16, SEXT32, MASK32): Undefine.
145 * interp.c: Delete run-sim.h and d10v_sim.h includes. Include
146 sim-main.h and sim-options.h.
147 (myname, sim_kind, init_text_p, prog_bfd_was_opened_p, prog_bfd,
148 text, text_start, text_end, decode_pc, sim_set_profile,
149 sim_set_profile_size, sim_set_trace, sim_set_callbacks,
150 sim_trace, sim_do_command, sim_load): Delete.
151 (INLINE): Delete define.
152 (free_state): New function.
153 (trace_sd): Declare global variable.
154 (sim_open): Rewrite to use new common logic.
155 (sim_close): Delete body.
156 * Makefile.in (SIM_RUN_OBJS, SIM_EXTRA_CFLAGS): Delete.
157 (SIM_OBJS): Change to $(SIM_NEW_COMMON_OBJS).
158 * sim-main.h: New file.
159 * simops.c: Change d10v_sim.h include to sim-main.h.
160 (trace_input_func): Rewrite pc checks to use trace_sd.
161
a87686e5
MF		 1622015-03-30 Mike Frysinger <vapier@gentoo.org>
163
164 * Makefile.in (SIM_EXTRA_CFLAGS): Delete -DNEED_UI_LOOP_HOOK.
165 * interp.c [NEED_UI_LOOP_HOOK] (UI_LOOP_POLL_INTERVAL,
166 ui_loop_hook_counter, deprecated_ui_loop_hook): Delete.
167 (sim_resume) [NEED_UI_LOOP_HOOK]: Delete ui code.
168
11558abc
MF		 1692015-03-30 Mike Frysinger <vapier@gentoo.org>
170
171 * Makefile.in (gencode.o, d10v-opc.o): Add $(WARN_CFLAGS).
172 (gencode): Add $(BUILD_LDFLAGS).
173 * endian.c (get_word, get_longword, get_longlong, write_word,
174 write_longword, write_longlong): Convert old style prototypes.
175 * gencode.c: Include string.h.
176 (main): Convert old style prototype.
177 (write_header): Convert old style prototype and fix printf format.
178 (write_template, write_opcodes): Likewise.
179 (check_opcodes): Mark static void.
180 * interp.c: Include inttypes.h and run-sim.h.
181 (hash, lookup_hash, decode_pc, do_long, do_2_short, do_parallel,
182 add_commas, sim_size, sim_write, sim_read, sim_open, sim_close,
183 sim_set_profile, sim_set_profile_size, sim_stop, +sim_resume,
184 sim_info, sim_set_callbacks, sim_stop_reason, sim_fetch_register,
185 sim_store_register, sim_do_command, sim_load): Convert old style
186 prototypes.
187 (sim_create_inferior): Fix pointer cast to use uintptr_t.
188 * simops.c (strrchr): Delete prototype.
189 (trace_input_func): Mark name static.
190 (trace_input_func, trace_output_void, trace_output_flag): Convert old style
191 prototypes.
192 (OP_*): Convert old style prototypes.
193
ef9535c6
MF		 1942015-03-30 Mike Frysinger <vapier@gentoo.org>
195
196 * Makefile.in (interp.o, simops.o, endian.o, table.o): Delete rules.
197 * configure.ac: Call SIM_AC_OPTION_ENDIAN, SIM_AC_OPTION_ALIGNMENT,
198 SIM_AC_OPTION_HOSTENDIAN, SIM_AC_OPTION_ENVIRONMENT, and
199 SIM_AC_OPTION_INLINE.
200 * config.in, configure: Regenerate.
201 * interp.c (sim_trace): Define.
202
ae7d0cac
MF		 2032015-03-16 Mike Frysinger <vapier@gentoo.org>
204
205 * config.in, configure: Regenerate.
206
465fb143
MF		 2072015-03-14 Mike Frysinger <vapier@gentoo.org>
208
209 * Makefile.in (SIM_EXTRA_CFLAGS): Add
210 -DSIM_USE_DEPRECATED_RUN_FRONTEND.
211 (SIM_RUN_OBJS): Set to run.o.
212
5cddc23a
MF		 2132015-03-14 Mike Frysinger <vapier@gentoo.org>
214
215 * configure.ac (AC_CHECK_HEADERS): Delete.
216 * aclocal.m4, configure: Regenerate.
217
2974be62
AM		 2182014-08-19 Alan Modra <amodra@gmail.com>
219
220 * configure: Regenerate.
221
faa743bb
RM		 2222014-08-15 Roland McGrath <mcgrathr@google.com>
223
224 * configure: Regenerate.
225 * config.in: Regenerate.
226
60d847df
MF		 2272014-03-10 Mike Frysinger <vapier@gentoo.org>
228
229 * interp.c (sim_do_command): Add const to cmd.
230
b2b255bd
MF		 2312014-03-05 Mike Frysinger <vapier@gentoo.org>
232
233 * interp.c (sim_load): Add const to prog.
234
1a8a700e
MF		 2352014-03-04 Mike Frysinger <vapier@gentoo.org>
236
237 * configure: Regenerate.
238
bf3d9781
AM		 2392013-09-23 Alan Modra <amodra@gmail.com>
240
241 * configure: Regenerate.
242
31e6ad7d
MF		 2432013-06-03 Mike Frysinger <vapier@gentoo.org>
244
245 * aclocal.m4, configure: Regenerate.
246
d3685d60
TT		 2472013-05-10 Freddie Chopin <freddie_chopin@op.pl>
248
249 * configure: Rebuild.
250
d0a5a356
JB		 2512012-06-19 Joel Brobecker <brobecker@adacore.com>
252
253 * interp.c: #include "config.h" instead of "sysdep.h".
254 Add conditional include of string.h or strings.h, as well as
255 conditional include of stdlib.h.
256
5f3ef9d0
JB		 2572012-06-15 Joel Brobecker <brobecker@adacore.com>
258
259 * config.in, configure: Regenerate.
260
a493e3e2
PA		 2612012-05-24 Pedro Alves <palves@redhat.com>
262
263 PR gdb/7205
264
72f4393d 265 Replace TARGET_SIGNAL_ with GDB_SIGNAL_ throughout.
a493e3e2 266
2232061b
MF		 2672012-03-24 Mike Frysinger <vapier@gentoo.org>
268
269 * aclocal.m4, config.in, configure: Regenerate.
270
db2e4d67
MF		 2712011-12-03 Mike Frysinger <vapier@gentoo.org>
272
273 * aclocal.m4: New file.
274 * configure: Regenerate.
275
9c082ca8
MF		 2762011-10-17 Mike Frysinger <vapier@gentoo.org>
277
278 * configure.ac: Change include to common/acinclude.m4.
279
6ffe910a
MF		 2802011-10-17 Mike Frysinger <vapier@gentoo.org>
281
282 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
283 call. Replace common.m4 include with SIM_AC_COMMON.
284 * configure: Regenerate.
285
5558e7e6
MF		 2862010-04-14 Mike Frysinger <vapier@gentoo.org>
287
288 * interp.c (sim_write): Add const to buffer arg.
289
3725885a
RW		 2902010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
291
292 * configure: Regenerate.
293
d6416cdc
RW		 2942009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
295
81ecdfbb
RW		 296 * config.in: Regenerate.
297 * configure: Likewise.
298
d6416cdc
RW		 299 * configure: Regenerate.
300
b5bd9624
HPN		 3012008-07-11 Hans-Peter Nilsson <hp@axis.com>
302
303 * configure: Regenerate to track ../common/common.m4 changes.
304 * config.in: Ditto.
305
6efef468 3062008-06-06 Vladimir Prus <vladimir@codesourcery.com>
72f4393d
L		 307 Daniel Jacobowitz <dan@codesourcery.com>
308 Joseph Myers <joseph@codesourcery.com>
6efef468
JM		 309
310 * configure: Regenerate.
311
edc5d9ec
HPN		 3122006-12-21 Hans-Peter Nilsson <hp@axis.com>
313
314 * acconfig.h: Remove.
315 * config.in: Regenerate.
316
e85e3205
RE		 3172006-06-13 Richard Earnshaw <rearnsha@arm.com>
318
319 * configure: Regenerated.
320
2f0122dc
DJ		 3212006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
322
323 * configure: Regenerated.
324
20e95c23
DJ		 3252006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
326
327 * configure: Regenerated.
328
9517c978
NC		 3292006-04-18 Nick Clifton <nickc@redhat.com>
330
331 * interp.c (sim_stop_reason): Fix typo.
332
aba6488e
MM		 3332005-11-28 Mark Mitchell <mark@codesourcery.com>
334
335 * interp.c (gdb/signals.h): Include it.
336 (sim_stop_reason): Use TARGET_SIGNAL_*.
337
2b193c4a
MK		 3382005-03-23 Mark Kettenis <kettenis@gnu.org>
339
340 * configure: Regenerate.
341
35695fd6
AC		 3422005-01-14 Andrew Cagney <cagney@gnu.org>
343
344 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
345 explicit call to AC_CONFIG_HEADER.
346 * configure: Regenerate.
347
f0569246
AC		 3482005-01-12 Andrew Cagney <cagney@gnu.org>
349
350 * configure.ac: Update to use ../common/common.m4.
351 * configure: Re-generate.
352
38f48d72
AC		 3532005-01-11 Andrew Cagney <cagney@localhost.localdomain>
354
355 * configure: Regenerated to track ../common/aclocal.m4 changes.
356
b7026657
AC		 3572005-01-07 Andrew Cagney <cagney@gnu.org>
358
359 * configure.ac: Rename configure.in, require autoconf 2.59.
360 * configure: Re-generate.
361
379832de
HPN		 3622004-12-08 Hans-Peter Nilsson <hp@axis.com>
363
364 * configure: Regenerate for ../common/aclocal.m4 update.
365
0aaa4a81
AC		 3662004-06-28 Andrew Cagney <cagney@gnu.org>
367
368 * interp.c (sim_resume): Rename ui_loop_hook to
369 deprecated_ui_loop_hook.
370
fc0a2244
AC		 3712003-10-30 Andrew Cagney <cagney@redhat.com>
372
373 * simops.c: Replace "struct symbol_cache_entry" with "struct
374 bfd_symbol".
375
ea086965
AC		 3762003-06-22 Andrew Cagney <cagney@redhat.com>
377
378 * interp.c (xfer_mem): Simplify. Only do a single partial
379 transfer. Problem reported by Tom Rix.
380
f6684c31
AC		 3812003-05-07 Andrew Cagney <cagney@redhat.com>
382
383 * interp.c (sim_d10v_translate_addr): Add "regcache" parameter.
384 (sim_d10v_translate_imap_addr): Ditto.
385 (sim_d10v_translate_dmap_addr): Ditto.
386 (xfer_mem): Pass NULL regcache to sim_d10v_translate_addr.
387 (dmem_addr): Pass NULL regcache to sim_d10v_translate_dmap_addr.
388 (dmap_register, imap_register): Add "regcache" parameter.
389 (imem_addr): Pass NULL regcache to sim_d10v_translate_imap_addr.
390 (sim_fetch_register): Pass NULL regcache to imap_register and
391 dmap_register.
392
6b4a8935
AC		 3932003-02-27 Andrew Cagney <cagney@redhat.com>
394
395 * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
396
d25b1553
AC		 3972002-11-13 Andrew Cagney <cagney@redhat.com>
398
399 * simops.c: Include <string.h>.
400
57af9c8b
AC		 4012002-06-17 Andrew Cagney <cagney@redhat.com>
402
403 * d10v_sim.h (SET_PSW_BIT): Add cast to avoid inverting an enum.
404
c8cca39f
AC		 4052002-06-16 Andrew Cagney <ac131313@redhat.com>
406
407 * configure: Regenerated to track ../common/aclocal.m4 changes.
408
3d2957e6
TR		 4092002-06-13 Tom Rix <trix@redhat.com>
410
411 * interp.c (xfer_mem): Fix transfers across multiple segments.
72f4393d 412
3c25f8c7
AC		 4132002-06-09 Andrew Cagney <cagney@redhat.com>
414
415 * Makefile.in (INCLUDE): Update path to callback.h.
416 * gencode.c: Do not include "callback.h".
417 * d10v_sim.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
418 * interp.c: Ditto.
419
983b727e
AC		 4202002-06-08 Andrew Cagney <cagney@redhat.com>
421
422 * interp.c (sim_fetch_register): Fix name of enum used in cast.
423 (sim_store_register): Ditto.
424
676ab6a0 4252002-06-02 Elena Zannoni <ezannoni@redhat.com>
c7675842 426
72f4393d
L		 427 From Jason Eckhardt <jle@redhat.com>
428 * d10v_sim.h (INC_ADDR): Correctly handle the case where MOD_E is
429 less than MOD_S (post-decrement).
c7675842 430
18c0df9e
AC		 4312002-06-01 Andrew Cagney <ac131313@redhat.com>
432
433 * interp.c (sim_fetch_register, sim_store_register): Use a switch
434 statement and enums from "sim-d10v.h".
435
1aa5e64f
EZ		 4362002-05-28 Elena Zannoni <ezannoni@redhat.com>
437
438 * interp.c (sim_create_inferior): Add comment.
439
440 From Alan Matsuoka <alanm@redhat.com>:
441 From 2001-04-27 Jason Eckhardt <jle@cygnus.com>:
442 * simops.c (OP_4400): Output "mvf0f" instead of "mf0f".
443 (OP_4401): Output "mvf0t" instead of "mf0t".
444 (OP_460B): Do not output a flag register.
445 (OP_4609): Do not output a flag register.
446
b91b96f4
AC		 4472002-05-23 Andrew Cagney <ac131313@redhat.com>
448
449 * Makefile.in (INCLUDE): Add "gdb/sim-d10v.h".
450 * interp.c: Include "gdb/sim-d10v.h" instead of "sim-d10v.h".
451
962b3ead
JM		 4522001-08-01 John R. Moore <jmoore@redhat.com>
453
454 * interp.c (sim_create_inferior): Removed a hack that stated
455 it was setting r0/r1 with argc/argv.
456
d4424ada
C		 4572001-04-15 J.T. Conklin <jtc@redback.com>
458
459 * Makefile.in (simops.o): Add simops.h to dependency list.
460
eb2d80b4
AC		 461Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
462
463 * configure: Regenerated to track ../common/aclocal.m4 changes.
464
27842f65
AC		 465Tue Apr 18 16:26:41 2000 Andrew Cagney <cagney@b1.cygnus.com>
466
467 * interp.c (sim_resume): Deliver SIGILL.
468 (lookup_hash): Do not print SIGILL message.
469
baa7ae6f
AC		 470Tue Feb 22 18:24:56 2000 Andrew Cagney <cagney@b1.cygnus.com>
471
472 * Makefile.in (SIM_EXTRA_CFLAGS): Define SIM_HAVE_ENVIRONMENT.
473 * interp.c (sim_set_trace): Replace sim_trace. Enable tracing.
474
ba744a4f
AC		 475Tue Feb 8 17:41:12 2000 Andrew Cagney <cagney@b1.cygnus.com>
476
477 * d10v_sim.h (SIG_D10V_BUS): Define.
478
479 * simops.c (address_exception): Delete function.
480 (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
481 OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
482 OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
483 OP_6E1F, OP_6A01, OP_6E01, OP_37010000): Replace call to
484 address_exception with code that sets SIG_D10V_BUS.
485
486 * interp.c (sim_resume): When SIGBUS or SIGSEGV, deliver a bus
487 error to the simulator before resuming execution.
488 (sim_trace): Check stop reason and use that to determine sim_trace
489 return value.
490 (sim_stop_reason): For SIG_D10V_BUS return a SIGBUS / SIGSEGV
491 sigrc.
492
493Tue Jan 18 16:07:42 MST 2000 Diego Novillo <dnovillo@cygnus.com>
494
495 * interp.c (sim_create_inferior): Change internal initial value for
496 DMAP2 to 0x2000.
497
c3f6f71d
JM		 498Mon Jan 3 02:06:07 2000 Andrew Cagney <cagney@b1.cygnus.com>
499
500 * interp.c (lookup_hash): Stop the update of the PC when there was
501 an illegal instruction exception.
502
503Mon Jan 3 00:14:33 2000 Andrew Cagney <cagney@b1.cygnus.com>
504
505 * simops.c (address_exception): New function.
506 (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
507 OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
508 OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
509 OP_6E1F, OP_6A01, OP_6E01, OP_37010000): For "ld", "ld2w", "st"
510 and "st2w" check that the address is aligned.
511
8ae7f924 5121999-12-30 Chandra Chavva <cchavva@cygnus.com>
72f4393d 513
8ae7f924
FCE		 514 * d10v_sim.h (INC_ADDR): Added code to assign
515 proper address for loads with predec operations.
516
c2d11a7d
JM		 5171999-11-25 Nick Clifton <nickc@cygnus.com>
518
519 * simops.c (OP_4E0F): New function: Simulate new bit pattern for
520 cpfg instruction.
521
4ce44c66
JM		 522Fri Oct 29 18:34:28 1999 Andrew Cagney <cagney@b1.cygnus.com>
523
524 * simops.c (move_to_cr): Don't allow user to set PSW.DM in either
525 DPSW and BPSW.
526
527Thu Oct 28 01:26:18 1999 Andrew Cagney <cagney@b1.cygnus.com>
528
529 * simops.c (OP_5F20): Use SET_HW_PSW when updating PSW.
530 (PSW_HW_MASK): Declare.
531
532 * d10v_sim.h (move_to_cr): Add ``psw_hw_p'' parameter.
533 (SET_CREG, SET_PSW_BIT): Update.
534 (SET_HW_CREG, SET_HW_PSW): Define.
535
536Sun Oct 24 21:38:04 1999 Andrew Cagney <cagney@b1.cygnus.com>
537
538 * interp.c (sim_d10v_translate_dmap_addr): Fix extraction of IOSP
539 for DMAP3.
540
541Sun Oct 24 16:04:16 1999 Andrew Cagney <cagney@b1.cygnus.com>
542
543 * interp.c (sim_d10v_translate_addr): New function.
544 (xfer_mem): Rewrite. Use sim_d10v_translate_addr.
545 (map_memory): Make INLINE.
546
547Sun Oct 24 13:45:19 1999 Andrew Cagney <cagney@b1.cygnus.com>
548
549 * interp.c (sim_d10v_translate_dmap_addr): New function.
550 (dmem_addr): Rewrite. Use sim_d10v_translate_dmap_addr. Change
551 offset parameter to type uint16.
552 * d10v_sim.h (dmem_addr): Update declaration.
553
554Sun Oct 24 13:07:31 1999 Andrew Cagney <cagney@b1.cygnus.com>
555
556 * interp.c (imap_register, set_imap_register, dmap_register,
557 set_imap_register): Use map_memory.
558 (DMAP): Update.
559 (sim_create_inferior): Initialize all DMAP registers. NOTE that
560 DMAP2, in internal memory mode, is set to 0x0000 and NOT
561 0x2000. This is consistent with the older d10v boards.
562
563Sun Oct 24 11:22:12 1999 Andrew Cagney <cagney@b1.cygnus.com>
564
565 * interp.c (sim_d10v_translate_imap_addr): New function.
566 (imem_addr): Rewrite. Use sim_d10v_translate_imap_addr.
567 (last_from, last_to): Declare.
568
569Sun Oct 24 01:21:56 1999 Andrew Cagney <cagney@b1.cygnus.com>
570
571 * d10v_sim.h (struct d10v_memory): Define. Support very long
572 memories.
573 (struct _state): Replace imem, dmem and umem by mem.
574 (IMAP_BLOCK_SIZE, DMAP_BLOCK_SIZE, SEGMENT_SIZE, IMEM_SEGMENTS,
575 DMEM_SEGMENTS, UMEM_SEGMENTS): Define.
576
577 * interp.c (map_memory): New function.
578 (sim_size, xfer_memory, imem_addr, dmem_addr): Update.
579 (UMEM_SEGMENTS): Moveed to "d10v_sim.h".
580 (IMEM_SIZEDMEM_SIZE): Delete.
581
582Sat Oct 23 20:06:58 1999 Andrew Cagney <cagney@b1.cygnus.com>
583
584 * interp.c: Include "sim-d10v.h".
585 (imap_register, set_imap_register, dmap_register,
586 set_dmap_register, spi_register, spu_register, set_spi_register,
587 set_spu_register): New functions.
588 (sim_create_inferior): Update.
589 (sim_fetch_register, sim_store_register): Rewrite. Use enums
590 defined in sim-d10v.h.
591
592 * d10v_sim.h (DEBUG_MEMORY): Define.
593 (IMAP0, IMAP1, DMAP, SET_IMAP0, SET_IMAP1, SET_DMAP): Delete.
72f4393d 594
4ce44c66
JM		 595Sat Oct 23 18:41:18 1999 Andrew Cagney <cagney@b1.cygnus.com>
596
597 * interp.c (sim_open): Allow a debug value to be passed to the -t
598 option.
599 (lookup_hash): Don't exit on an illegal instruction.
600 (do_long, do_2_short, do_parallel): Check for failed instruction
601 lookup.
602
5c44784c
JM		 603Mon Oct 18 18:03:24 MDT 1999 Diego Novillo <dnovillo@cygnus.com>
604
605 * simops.c (OP_3220): Fix trace output for illegal accumulator
4ce44c66 606 message.
5c44784c 607
c2c6d25f
JM		 6081999-09-14 Nick Clifton <nickc@cygnus.com>
609
610 * simops.c: Disable setting of DM bit in PSW.
611
cff3e48b
JM		 612Wed Sep 8 19:34:55 MDT 1999 Diego Novillo <dnovillo@cygnus.com>
613
614 * simops.c (op_types): Added new memory indirect type OP_MEMREF3.
615 (trace_input_func): Added support for OP_MEMREF3.
616 (OP_32010000): New instruction ld.
617 (OP_33010000): New instruction ld2w.
618 (OP_5209): New instruction sac.
619 (OP_4209): New instruction sachi.
620 (OP_3220): New instruction slae.
621 (OP_36010000): New instruction st.
622 (OP_37010000): New instruction st2w.
623
6241999-09-09 Stan Shebs <shebs@andros.cygnus.com>
625
626 * interp.c (old_segment_mapping): New global.
627 (xfer_mem): Change the default segment mapping to be the way
628 that Mitsubishi prefers, but use the previous mapping if
629 old_segment_mapping is true.
630 (sim_open): Add an option -oldseg to get the old mapping.
631 (sim_create_inferior): Init mapping registers based on the
632 value of old_segment_mapping.
633
d4f3574e
SS		 6341999-09-07 Nick Clifton <nickc@cygnus.com>
635
636 * simops.c (OP_6601): Do not write back decremented address if
637 either of the destination registers was the same as the address
72f4393d 638 register.
d4f3574e 639 (OP_6201): Do not write back incremented address if either of the
72f4393d 640 destination registers was the same as the address register.
d4f3574e
SS		 641
642Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
643
644 * configure: Regenerated to track ../common/aclocal.m4 changes.
645
cd0fc7c3
SS		 6461999-05-08 Felix Lee <flee@cygnus.com>
647
648 * configure: Regenerated to track ../common/aclocal.m4 changes.
72f4393d 649
7a292a7a
SS		 6501999-04-02 Keith Seitz <keiths@cygnus.com>
651
652 * interp.c (ui_loop_hook_counter): New global (when NEED_UI_LOOP_HOOK
653 defined).
654 (sim_resume): If the counter has expired, call the ui_loop_hook,
655 if defined.
656 (UI_LOOP_POLL_INTERVAL): Define. Used to tweak the frequency of
657 ui_loop_hook calls.
658 * Makefile.in (SIM_EXTRA_CFLAGS): Include NEED_UI_LOOP_HOOK.
659
660Wed Mar 10 19:32:13 1999 Nick Clifton <nickc@cygnus.com>
661
662 * simops.c: If load instruction with auto increment/decrement
663 addressing is used when the destination register is the same as
664 the address register, then ignore the auto increment/decrement.
665
666Wed Mar 10 19:32:13 1999 Martin M. Hunt <hunt@cygnus.com>
667
668 * simops.c (OP_5F00): Ifdef SYS_stat case because
669 not all systems have it defined.
670
c906108c
SS		 6711999-01-26 Jason Molenda (jsm@bugshack.cygnus.com)
672
673 * simops.c (OP_5607): Correct saturation comparison/assignment.
72f4393d
L		 674 (OP_1201, OP_1203, OP_17001200, OP_17001202,
675 OP_2A00, OP_2800, OP_2C00, OP_3200, OP_3201,
676 OP_1001, OP_1003, OP_17001000, OP_17001002): Ditto.
c906108c
SS		 677
6781999-01-26 Jason Molenda (jsm@bugshack.cygnus.com)
679
680 * simops.c (OP_5605): Sign extend MIN32 and MAX32 before saturation
72f4393d 681 comparison.
c906108c
SS		 682 (OP_5607): Ditto.
683 (OP_2A00): Ditto.
684 (OP_2800): Ditto.
685
6861999-01-13 Jason Molenda (jsm@bugshack.cygnus.com)
687
688 * simops.c (OP_1223): Sign extend MIN32 and MAX32 before saturation
689 comparison.
690
691Tue Nov 24 17:04:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
692
693 * simops.c (sys/syscall.h): Include targ-vals.h instead.
694 (SYS_*): Replace with TARGET_SYS_*.
695
696 * Makefile.in: Add dependency on targ-vals.h.
697 (NL_TARGET): Define as NL_TARGET_d10v.
698
699Wed Sep 30 00:06:32 1998 Andrew Cagney <cagney@amy.cygnus.com>
700
701 * interp.c (xfer_mem): Missing break, instruction memory case
702 flowed into unified memory case.
703
704Wed Sep 30 10:14:18 1998 Nick Clifton <nickc@cygnus.com>
705
706 * simops.c: If load instruction with auto increment/decrement
707 addressing is used when the destination register is the same as
708 the address register, then ignore the auto increment/decrement.
709
710Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
711
72f4393d 712 * configure: Regenerated to track ../common/aclocal.m4 changes.
c906108c
SS		 713
714Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
715
716 * configure: Regenerated to track ../common/aclocal.m4 changes.
717 * config.in: Ditto.
718
719Sun Apr 26 15:20:23 1998 Tom Tromey <tromey@cygnus.com>
720
721 * acconfig.h: New file.
722 * configure.in: Reverted change of Apr 24; use sinclude again.
723
724Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
725
726 * configure: Regenerated to track ../common/aclocal.m4 changes.
727 * config.in: Ditto.
728
729Fri Apr 24 11:20:06 1998 Tom Tromey <tromey@cygnus.com>
730
731 * configure.in: Don't call sinclude.
732
733Fri Apr 24 11:04:46 1998 Andrew Cagney <cagney@chook.cygnus.com>
734
735 * interp.c (struct hash_entry): OPCODE and MASK are unsigned.
736
737 * d10v_sim.h (remote-sim.h, sim-config.h): Include.
72f4393d 738
c906108c
SS		 739Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
740
741 * configure: Regenerated to track ../common/aclocal.m4 changes.
742
743Wed Apr 1 12:59:17 1998 Andrew Cagney <cagney@b1.cygnus.com>
744
745 * simops.c (trace_input_func): Use move_from_cr / CREGS to obtain
746 up-to-date CR value.
747 (OP_OP_1000000, add3): Trace inputs before performing add.
748 (OP_5F00, <*>): Trace input registers before making system call.
749 (OP_5F00, <kill>): Trace R0, R1 not REGn.
750 (OP_5F00, <getpid>): Always return 47.
72f4393d 751
c906108c
SS		 752 * d10v_sim.h (SLOT, SLOT_NR, SLOT_PEND_MASK, SLOT_PEND,
753 SLOT_DISCARD, SLOT_FLUSH): Define. An implementation of write
754 back slots.
755 (struct _state): Add struct slot slot to global state variable.
756 (struct _state): Delete fields SM, EA, DB, DM, IE, RP, MD, FX, ST,
757 F0, F1, C from global State variable.
758 (struct _state): Add struct trace to global State variable.
759 (GPR, SET_GPR): Define. SET_GPR uses SLOT_PEND.
760 (PSW*, SET_PSW*): Define. SET_PSW* uses SET_CREG.
761 (CREG, SET_CREG, SET_*): Define. SET_CREG uses func move_to_cr.
762 (INC_ADDR): Re-implement. Use SET_GPR to update registers.
763 (JMP): Re-implement. Use SET_* to update registers.
764
765 * interp.c: Use new SET_* et.al. macros to fetch / store
766 registers.
767 (get_operands): Squirrel away trace values at start of each
768 operand decode.
769 (do_2_short): Flush pending writes before issuing second
770 instruction.
771 (sim_resume): Flush pending writes at end of instruction cycle.
772 (sim_fetch_register, sim_store_register, sim_create_inferior):
773 After scheduling updates to registers using SET_*, flush updates.
774 (sim_resume): Re-order handling of RPT/repeat and IBA/hbreak so
775 that each sets pc using SET_* and last SET_* eventually winds out.
72f4393d 776
c906108c
SS		 777 * simops.c: Use new SET_* et.al. macros to fetch / store
778 registers.
779 (move_to_cr): Add MASK argument for selective update of CREG bits.
780 Re-implement using new SET_* macros.
781 (trace_output_func, trace_output): Delete. Replace with.
782 (do_trace_output_flush, trace_output_finish, trace_output_40,
783 trace_output_32, trace_output_16, trace_output_void,
784 trace_output_flag): New functions. Handle specific trace cases.
785 (OP_*): Re-write tracing to use new trace_output_* functions.
786 (OP_*): Re-write to use new SET_* et.al. macros.
787 (FUNC, PARM[1-4], RETVAL, RETVAL32): Redo definition.
788 (RETVAL_HIGH, RETVAL_LOW): Delete, use RETVAL32.
72f4393d 789
c906108c
SS		 790Wed Apr 1 12:55:18 1998 Andrew Cagney <cagney@b1.cygnus.com>
791
792 * configure.in (SIM_AC_OPTION_WARNINGS): Add.
793 configure: Re-generate.
794
795Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
796
797 * configure: Regenerated to track ../common/aclocal.m4 changes.
798
799Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
800
801 * configure: Regenerated to track ../common/aclocal.m4 changes.
802
803Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
804
805 * configure: Regenerated to track ../common/aclocal.m4 changes.
806
807Tue Feb 17 12:38:42 1998 Andrew Cagney <cagney@b1.cygnus.com>
808
809 * interp.c (sim_store_register, sim_fetch_register): Pass in
810 length parameter. Return -1.
811
812Mon Oct 27 14:43:33 1997 Fred Fish <fnf@cygnus.com>
813
814 * (dmem_addr): If address is illegal or in I/O space, signal a bus
815 error. Allocate unified memory on demand. Fix DMEM address
816 calculations.
72f4393d 817
c906108c
SS		 818Mon Feb 16 10:27:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
819
820 * simops.c (OP_5F20): Implement "dbt".
821 (OP_5F60): Implement "rtd".
822
823 * d10v_sim.h (DPC_CR): Define enum.
824 (DBT_VECTOR_START): Define
825 (DPSW, DPC): Define.
826
827Fri Feb 13 15:15:58 1998 Andrew Cagney <cagney@b1.cygnus.com>
828
829 * simops.c (move_to_cr): Sync regs[SP_IDX] with State.sp according
830 to PSW:SM.
831
832 * d10v_sim.h (struct _state): Add sp, as holding area for SPI/SPU.
833 (SP_IDX): Define.
834
835Wed Feb 11 16:53:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
836
837 * simops.c (OP_5F00): Call error instead of abort for unknown
838 syscalls.
839
840 * d10v_sim.h (enum): Define DPSW_CR.
841
842 * simops.c (move_to_cr): Mask out hardwired zero bits in DPSW.
843
844Tue Feb 10 18:28:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
845
846 * interp.c (sim_write_phys): Delete.
847 (sim_load): Call sim_load_file with sim_write and LMA.
848
849Mon Feb 9 12:05:01 1998 Andrew Cagney <cagney@b1.cygnus.com>
850
851 * interp.c: Rewrite xfer_mem so that it translates addresses as -
852 0x00... - DMAP translated memory, 0x01... IMAP translated memory,
853 0x10... - on-chip data, 0x11... - on-chip insn, 0x12... - unified
854 memory.
855 (pc_addr): Delete.
856 (imem_addr): New function - translate IMEM address.
857 (sim_resume): Use imem_addr to translate insn address, abort if
858 translation failed.
859 (sim_create_inferior): Write ARGV to memory using sim_write. Pass
860 argc/argv using r0/r1 not r2/r3.
861 (sim_size): Do not initialize IMAP/DMAP here.
862 (sim_open): Call sim_create_inferior and sim_size to initialize
863 the system.
864 (sim_create_inferior): Initialize IMAP/DMAP to hardware reset
865 defaults.
866 (init_system): Delete.
867 (xfer_mem, sim_fetch_register, sim_store_register): Do not call
868 init_system.
869 (decode_pc): Check prog_bfd is defined before looking up .text
870 section.
871
872Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
873
874 * configure: Regenerated to track ../common/aclocal.m4 changes.
875
876Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
877
878 * configure: Regenerated to track ../common/aclocal.m4 changes.
879
880Sun Jan 25 22:23:01 1998 Michael Meissner <meissner@cygnus.com>
881
882 * interp.c (sim_stop_reason): Exit status is now in r0, not r2.
883
884Sat Jan 24 19:00:30 1998 Michael Meissner <meissner@cygnus.com>
885
886 * d10v_sim.h (DEBUG_TRAP): New debug flag.
887
888 * simops.c (OP_5F00): If DEBUG_TRAP is on, turn traps 0-14 into
889 printing the registers.
890
891Thu Jan 22 17:54:01 1998 Michael Meissner <meissner@cygnus.com>
892
893 * simops.c (op_types): New ABI, args are r0..r3, system call # is
894 in r4.
895 (trace_{in,out}put_func): Ditto.
896 (OP_4900): Ditto.
897 (OP_24800000): Ditto.
898 (OP_4D00): Ditto.
899 (OP_5F00): Ditto.
900
901Thu Jan 22 14:30:36 1998 Fred Fish <fnf@cygnus.com>
902
903 * interp.c (UMEM_SEGMENTS): New define, set to 128.
904 (sim_size): Use UMEM_SEGMENTS rather than hardwired constant.
905 (sim_close): Reset prog_bfd to NULL after closing it. Also
906 reset prog_bfd_was_opened_p after closing prog_bfd.
907 (sim_load): Reset prog_bfd_was_opened_p after closing prog_bfd.
908 (sim_create_inferior): Get start address from abfd not prog_bfd.
909 (xfer_mem): Do bounds checking on addresses and return zero length
910 read/write on bad addresses, rather than aborting. Prepare to
911 be able to handle xfers that cross segment boundaries, but not
912 yet implemented. Only emit debug message when d10v_debug is
913 set as well as DEBUG being defined.
914
915Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
916
917 * configure: Regenerated to track ../common/aclocal.m4 changes.
918
919Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
920
921 * configure: Regenerated to track ../common/aclocal.m4 changes.
922 * config.in: Ditto.
923
924Tue Dec 9 10:28:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
925
926 * d10v_sim.h (RPT_S): Index cregs with RPT_S_CR not RPT_E_CR.
927 (BPSW): Ditto for BPSW_CR and not PSW_CR.
928
929 * simops.c (OP_5F40): JMP to BPC instead of assigning PC directly.
72f4393d 930
c906108c
SS		 931Mon Dec 8 12:58:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
932
933 * simops.c (OP_5F00): From Martin Hunt <hunt@cygnus.com>. Change
934 reserved trap from 0 to 15. Add trap emulation code for 0-14.
935
936 * interp.c (sim_resume): From Martin Hunt <hunt@cygnus.com>. Check
937 IBA for SDBT.
938
939 * d10v_sim.h (AE_VECTOR_START, RIE_VECTOR_START,
940 SDBT_VECTOR_START, TRAP_VECTOR_START): Define.
72f4393d 941
c906108c
SS		 942 * simops.c (OP_5F00): For "trap", mask out all but SM bit in PSW,
943 use move_to_cr.
944 (OP_5F00): For "trap", update BPSW with move_to_cr.
945
946Fri Dec 5 15:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
947
948 * d10v_sim.h (enum): Enumerate CR register names.
949 (enum): Enumerate PSW bit values.
950 (PSW): Obtain value uing move_from_cr.
951 (MOD_S, MOD_E, BPSW): Make r-values.
952 (move_from_cr, move_to_cr): Declare functions.
72f4393d 953
c906108c
SS		 954 * interp.c (sim_fetch_register, sim_store_register): Use
955 move_from_cr and move_to_cr for CR register transfers.
956
957 * simops.c (move_from_cr, move_to_cr): New functions.
958 (OP_5F40): Move BPSW to PSW using move_to_cr and move_from_cr.
959 (OP_5600): For "mvtc", use function move_to_cr.
960 (OP_5200): For "mvfc", use function move_from_cr.
961
962Fri Dec 5 13:33:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
963
964 * simops.c (OP_5600): For "mvtc" MOD_E and MOD_S, ensure that the
965 LSbit is zero.
966
967Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
968
969 * configure: Regenerated to track ../common/aclocal.m4 changes.
970
971Thu Dec 4 16:51:02 1997 Andrew Cagney <cagney@b1.cygnus.com>
972
973 * d10v_sim.h (struct _state): Add DM - PSW debug mask.
974
975 * simops.c (OP_5600): For "mvtc", save PSW.DM.
976 (OP_5200): Ditto for "mvfc".
977
978Wed Dec 3 17:27:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
979
980 * d10v_sim.h (SEXT56): Define.
981
982 * simops.c (OP_4201): For "rac", sign extend 56 bit value before
983 it is shifted.
984
985 * d10v_sim.h (MAX32, MIN32, MASK32, MASK40): Re-define using
986 SIGNED64 macro.
987
988Tue Dec 2 15:38:34 1997 Fred Fish <fnf@cygnus.com>
989
990 * interp.c (sim_resume): Call do_2_short with LEFT_FIRST or
991 RIGHT_FIRST, as appropriate, instead of hardcoded ints that
992 don't match enum values.
993
994Tue Dec 2 15:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
995
996 * simops.c (OP_3A00): For "macu", perform multiply stage using 32
997 bit rather than 16 bit precision.
998 (OP_3C00): For "mulxu", store unsigned product in ACC.
999 (OP_3800): For "msbu", subtract unsigned product from ACC,
1000 (OP_0): For "sub", compute carry by comparing inputs.
1001
1002Tue Dec 2 11:04:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
1003
1004 * simops.c (OP_1000): For "sub2w", compute carry by comparing
1005 inputs.
1006
1007Mon Nov 17 20:57:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
1008
1009 * simops.c (OP_1): Use 32 bit unsigned arithmetic for subtract,
1010 carry indicated by value > 0xffff.
1011
1012Fri Nov 14 12:51:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
1013
1014 * interp.c (sim_resume): Don't set up SIGINT handler using signal,
1015 handled by client.
1016 (sim_resume): Fix race condition of a direct assignment to
1017 stop_simulator, conditionally call sim_stop.
1018 (sim_stop_reason): Check stop_simulator returning SIGINT. Clear
1019 stop_simulator ready for next sim_resume call.
1020 (sim_ctrl_c): Delete function.
1021
1022Thu Nov 13 19:29:34 1997 Andrew Cagney <cagney@b1.cygnus.com>
1023
1024 * interp.c (sim_resume): For "REP", only check/update the PC when
1025 a branch instruction has not been executed.
1026
1027Mon Nov 10 17:50:18 1997 Andrew Cagney <cagney@b1.cygnus.com>
1028
1029 * simops.c (OP_4201): "rachi". Sign extend bit 40 of ACC. Sign
1030 extend bit 44 all constants.
1031 (OP_4201): Replace GCC specific 0x..LL with SIGNED64 macro.
72f4393d 1032
c906108c
SS		 1033Fri Oct 24 10:26:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
1034
1035 * d10v_sim.h: Include sim-types.h.
1036 (uint8, in816, uiny16, int32, uint32, int64, uint64): Typedef
1037 using unsigned8 et.al. from sim-types.h.
1038 (SEXT32, SEXT40, SEXT44, SEXT60): Replace GCC specific 0x..LL with
1039 SIGNED64 macro.
1040
1041Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
1042
1043 * interp.c (sim_write_phys): New function, write to physical
1044 instead of virtual memory.
72f4393d 1045
c906108c
SS		 1046 * interp.c (sim_load): Pass lma_p and sim_write_phys to
1047 sim_load_file.
1048
1049Mon Oct 13 10:55:07 1997 Fred Fish <cygnus.com>
1050
1051 * simops.c (OP_6A01): Change OP_POSTDEC to OP_POSTINC and move
1052 exception generation code to OP_6E01.
1053 (OP_6E01): Change OP_POSTINC to OP_POSTDEC and insert exception
1054 generation code.
1055
1056Sat Oct 11 09:02:08 1997 Fred Fish <fnf@cygnus.com>
1057
1058 * simops.c (OP_6401): postdecrement on r15 is OK, remove exception.
1059 (OP_6601): Ditto.
1060
1061Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
1062
1063 * configure: Regenerated to track ../common/aclocal.m4 changes.
1064
1065Sat Sep 27 12:51:34 1997 Fred Fish <fnf@cygnus.com>
1066
1067 * interp.c (pc_addr): Discard upper bit(s) of PC in case
1068 IMAP1 selects unified memory.
1069 * d10v_sim.h (INC_ADDR): Align MOD_E to increment before testing
1070 for end condition.
1071
1072Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
1073
1074 * configure: Regenerated to track ../common/aclocal.m4 changes.
1075
1076Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
1077
1078 * configure: Regenerated to track ../common/aclocal.m4 changes.
1079
1080Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
1081
1082 * configure: Regenerated to track ../common/aclocal.m4 changes.
1083
1084Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
1085
1086 * configure: Regenerated to track ../common/aclocal.m4 changes.
1087
1088Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
1089
1090 * configure: Regenerated to track ../common/aclocal.m4 changes.
1091
1092Wed Sep 10 22:30:24 1997 Martin M. Hunt <hunt@cygnus.com>
1093
1094 * interp.c (sim_resume): Increment PC at end of rep
1095 loop.
1096
1097 * simops.c (OP_4201): Fix rachi instruction.
1098
1099Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
1100
1101 * configure: Regenerated to track ../common/aclocal.m4 changes.
1102
1103Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
1104
1105 * configure: Regenerated to track ../common/aclocal.m4 changes.
1106 * config.in: Ditto.
1107
1108Tue Aug 26 10:37:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
1109
1110 * interp.c (sim_kill): Delete.
1111 (sim_create_inferior): Add ABFD argument.
1112 (sim_load): Move setting of PC from here.
1113 (sim_create_inferior): To here.
1114 (start_address): Delete variable.
1115
1116Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
1117
1118 * configure: Regenerated to track ../common/aclocal.m4 changes.
1119 * config.in: Ditto.
1120
1121Mon Aug 25 15:39:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
1122
1123 * interp.c (sim_open): Add ABFD argument.
1124
1125Tue May 20 10:14:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
1126
1127 * interp.c (sim_open): Add callback argument.
1128 (sim_set_callbacks): Remove SIM_DESC argument.
1129
1130Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
1131
1132 * configure: Regenerated to track ../common/aclocal.m4 changes.
1133
1134Tue Apr 22 10:29:23 1997 Doug Evans <dje@canuck.cygnus.com>
1135
1136 * interp.c (sim_open): Undo patch to add -E support.
1137
1138Fri Apr 18 13:39:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
1139
1140 * interp.c (sim_stop): New function.
1141
1142Thu Apr 17 02:42:00 1997 Doug Evans <dje@canuck.cygnus.com>
1143
1144 * Makefile.in (SIM_OBJS): Add sim-load.o.
1145 * d10v_sim.h (exec_bfd): Rename to prog_bfd.
1146 * interp.c: #include bfd.h.
1147 (myname, sim_kind, start_address): New static locals.
1148 (prog_bfd_was_opened_p, prog_bfd): New static locals.
1149 (decode_pc): Update to use prog_bfd.
1150 (sim_open): Set sim_kind, myname. Ignore -E arg.
1151 (sim_close): Close prog_bfd if simulator opened it.
1152 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
1153 (sim_load): Return SIM_RC. New arg abfd. Set start address from bfd.
1154 Call sim_load_file to load file into simulator.
1155 * simops.c (trace_input_func): exec_bfd renamed to prog_bfd.
1156
1157Wed Apr 16 16:12:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
1158
1159 * simops.c (OP_5F00): Only provide system calls SYS_execv,
1160 SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
72f4393d 1161
c906108c
SS		 1162Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1163
1164 * configure: Regenerated to track ../common/aclocal.m4 changes.
1165 * config.in: Ditto.
1166
1167Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
1168
1169 * interp.c (sim_open): New arg `kind'.
1170
1171 * configure: Regenerated to track ../common/aclocal.m4 changes.
1172
1173Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1174
1175 * configure: Regenerated to track ../common/aclocal.m4 changes.
1176
1177Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1178
1179 * configure: Re-generate.
1180
1181Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
1182
1183 * configure: Regenerate to track ../common/aclocal.m4 changes.
1184
1185 * simops.c (OP_5F00): Remove old traps 1-3. Make trap 15 the same
1186 as trap 0, which will be deprecated. Only set errno, if an error
1187 in fact was returned.
1188
1189Thu Mar 13 12:41:20 1997 Doug Evans <dje@canuck.cygnus.com>
1190
1191 * interp.c: Delete redundant prototypes of sim_foo fns.
1192 (sim_open): New SIM_DESC result. Argument is now in argv form.
1193 (other sim_*): New SIM_DESC argument.
1194
1195Thu Mar 13 10:29:04 1997 Michael Meissner <meissner@cygnus.com>
1196
1197 * simops.c (trace_{input,output}_func): Call flush_stdout from the
1198 callback functions.
1199 (OP_5F00): Ditto.
1200 (OP_6{4,6,C,A}01): Test for post decrement on the stack pointer.
1201 (OP_{1200,1000000,201,5FE0,1003,17001002}): Fix problems in
1202 setting the carry bit after an add or a subtract.
1203
1204Wed Feb 12 16:04:15 1997 Michael Meissner <meissner@cygnus.com>
1205
1206 * simops.c (OP_{1403,15002A02,3{0,4}0{0,1}}): Only use the bottom
1207 40 bits of accumulators. Sign/zero extend as appropriate.
1208
1209Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
1210
1211 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
1212 COMMON_{PRE,POST}_CONFIG_FRAG instead.
1213 * configure.in: sinclude ../common/aclocal.m4.
1214 * configure: Regenerated.
1215
1216Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
1217
1218 * configure configure.in Makefile.in: Update to new configure
1219 scheme which is more compatible with WinGDB builds.
1220 * configure.in: Improve comment on how to run autoconf.
1221 * configure: Re-run autoconf to get new ../common/aclocal.m4.
1222 * Makefile.in: Use autoconf substitution to install common
1223 makefile fragment.
1224
1225Fri Dec 27 22:54:05 1996 Angela Marie Thomas (angela@cygnus.com)
1226
1227 * gencode.c: patch to not #include "d10v_sim.h" which
1228 unecessarily includes bfd.h and causes wingdb configure
1229 to fail.
1230
1231Mon Dec 16 13:39:03 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1232
1233 * interp.c (xfer_mem): Change unified memory to 0x0.
1234
1235Thu Nov 28 20:42:56 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1236
1237 * simops.c (OP_3E01): Fix tracing information.
1238 (OP_300{0,1}): Do not propigate sign.
1239
1240Mon Nov 25 19:47:40 1996 Doug Evans <dje@canuck.cygnus.com>
1241
1242 * config.in (WORDS_BIGENDIAN): Add.
1243 * configure: Regenerated.
1244 * d10v_sim.h: #include "config.h"
1245
1246Sat Nov 23 09:34:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1247
1248 * gencode.c (write_opcodes): Eliminate warnings when generated
1249 table.c is compiled.
1250
1251Wed Nov 20 19:41:40 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1252
1253 * interp.c (sim_open): Cast result of calloc, and make sure NULL
1254 was not returned.
1255 (dmem_addr): If address is illegal or in I/O space, signal a bus
1256 error.
1257 (pc_addr): Signal bus error, not illegal instruction for bogus
1258 pc.
1259
1260Wed Nov 20 01:23:03 1996 Doug Evans <dje@canuck.cygnus.com>
1261
1262 * Makefile.in: Delete all stuff moved to ../common/Make-common.in.
1263 (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
1264 * configure.in: Simplify using macros in ../common/aclocal.m4.
1265 Call AC_CHECK_HEADERS(unistd.h).
1266 * configure: Regenerated.
1267 * config.in: New file.
1268 * interp.c: #include "callback.h".
1269 * simops.c: #include "config.h". #include <unistd.h> if present.
1270
1271Fri Nov 8 16:19:55 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1272
1273 * d10v-sim.h (simops): Add flag is_long.
1274 (State): Add pc_changed. Instructions which update the PC should
1275 use the JMP macro which sets this.
1276 (JMP): New macro. Sets the PC and the pc_changed flag.
1277
1278 * gencode.c (write_opcodes): Add is_long field.
72f4393d 1279
c906108c
SS		 1280 * interp.c (lookup_hash): If we blindly apply a short opcode's mask
1281 to a long opcode we could get a false match. Check the opcode size.
1282 (hash): Add a size field to the hash table.
1283 (sim_open): Initialize size field in hash table.
1284 (sim_resume): Change to logic for setting the PC. Used to increment the
1285 PC if it had not been changed. This didn't allow single-instruction loops.
1286 Now checks the flag State.pc_changed. Also now stops when ^C is received.
1287 (dmem_addr): Fix translation of data segments to unified memory.
1288 (sim_ctrl_c): New function. When ^C is received, set stop_simulator flag.
1289
1290 * simops.c: Changed all branch and jump instructions to use new JMP macro.
1291 (OP_20000000): Corrected trace information to show this is a ldi.l, not
1292 a ldi.s instruction.
72f4393d 1293
c906108c
SS		 1294Thu Oct 31 19:13:55 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1295
1296 * interp.c (sim_fetch_register, sim_store_register): Fix bug where
1297 updating the accumulators was overwriting other parts of the global
1298 State variable.
1299
1300Wed Oct 30 17:35:14 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1301
1302 * interp.c (bfd.h) Don't include it here any more.
1303 (text{,_start,_end}): Move here from simops.c and make extern.
1304 (decode_pc): New function to return the PC as an address that the
1305 debugger can use.
1306 (dmem_addr): Print decoded PC in error message.
1307 (pc_addr): Ditto.
1308
1309 * simops.c (bfd.h) Don't include it here any more.
1310 (text{,_start,_end}): Move to simops.c.
1311 (trace_input_func): Move decoding of PC, and looking up .text
1312 start to decode_pc.
1313
1314 * d10v_sim.h (bfd.h): Include it here.
1315 (text{,_start,_end}): Add external declarations.
1316 (exec_bfd): Ditto.
1317 (decode_pc): Ditto.
1318
1319Tue Oct 29 12:13:52 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1320
1321 * interp.c (sim_size): Now allocates unified memory for imap segments
1322 0,1,2, and 127. Initializes imap0 and imap1 to 0x1000. Initializes dmap to 0.
1323 (sim_write): Just call xfer_mem().
1324 (sim_read): Just call xfer_mem().
1325 (xfer_mem): New function. Does appropriate memory mapping and copies bytes.
1326 (dmem_addr): New function. Reads dmap register and translates data
1327 addresses to local addresses.
1328 (pc_addr): New function. Reads imap register and computes local address
1329 corresponding to contents of the PC.
1330 (sim_resume): Change to use pc_addr().
1331 (sim_create_inferior): Change reinitialization code. Also reinitializes
1332 imap[01] and dmap.
1333 (sim_fetch_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1334 (sim_store_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1335
1336 * simops.c (MEMPTR): Redefine to use dmem_addr().
1337 (OP_5F00): Replace references to STate.imem with dmem_addr().
72f4393d 1338
c906108c
SS		 1339 * d10v-sim.h (State): Remove mem_min and mem_max. Add umem[128].
1340 (RB,SW,RW,SLW,RLW): Redefine to use dmem_addr().
1341 (IMAP0,IMAP1,DMAP,SET_IMAP,SET_IMAP1,SET_DMAP): Define.
72f4393d 1342
c906108c
SS		 1343Tue Oct 22 15:22:33 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1344
1345 * d10v_sim.h (_ins_type): Reorganize, so that we can provide
1346 better statistics, like not counting NOPS as parallel
1347 instructions, and printing total cycles.
1348 (ins_type_counters): Make unsigned long.
1349 (left_nops,right_nops): Fold into ins_type_counters.
1350
1351 * simops.c (trace_input_func): Print new instruction types.
1352 Handle OP_R2R3 as input types.
1353 (OP_{38000000,7000}): Correctly sign extend bytes.
1354 (OP_5E00): Don't count NOPs as parallel instructions.
1355 (OP_460B): Remove unused variable.
1356 (OP_5F00): Ditto.
1357
1358 * interp.c (ins_type_counters): Make unsigned long.
1359 (left_nops,right_nops): Delete.
1360 (most functions): Add prototypes.
1361 (INLINE): If GCC and optimize define as __inline__.
1362 ({,lookup_}hash,get_operands): Declare as INLINE.
1363 (do_parallel): Count conditional operations.
1364 (add_commas): New function, to add commas every 3 digits.
1365 (sim_size): Call add_commas to print numbers.
1366 (sim_{open,resume}): Delete unused variables.
1367 (sim_info): Provide better statistics.
1368 (sim_read): Add int return type.
1369
1370Mon Oct 21 16:16:26 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1371
1372 * interp.c (sim_resume): Change the way single-stepping and exceptions
1373 are handled so single-stepping works again.
1374
1375Thu Oct 17 12:24:16 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1376
1377 * endian.c: Optimize simulated loads/stores on x86, AIX, and big
1378 endian hosts.
1379
1380 * configure.in (--enable-sim-bswap): New switch to enable using
1381 the BSWAP instruction on x86's.
1382 * configure: Regenerate.
1383
1384 * Makefile.in ({SWAP,CONFIG}_CFLAGS): Add --enable-sim-bswap
1385 support.
1386
1387Wed Oct 16 13:50:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1388
1389 * endian.c: New file. Move endian functions here from interp.c.
1390 Optimize code, and make it work as either inline functions or as a
1391 separate file.
1392
1393 * interp.c: Move endian functions from here to endian.c.
1394
1395 * Makefile.in (INCLUDE): Add endian.c.
1396 (run,libsim.a): Add dependency on endian.o.
1397 (endian.o): Add dependency.
1398
1399 * d10v_sim.h (read/write support): Always go through the machine
1400 independent endian functions. If compiling with GCC and
1401 optimizing, include endian.c so the endian functions are inlined.
1402
72f4393d 1403 * simops.c (OP_5F00): Correct tracing of accumulators.
c906108c
SS		 1404
1405Tue Oct 15 10:57:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1406
1407 * simops.c (OP_5F00): Add support for getpid, kill system calls.
1408
1409 * interp.c (do_{2_short,parallel}): If an exception is raised,
1410 don't execute the second instruction.
1411
1412Sat Oct 12 22:17:43 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1413
1414 * simops.c (OP_{31000000,6601,6201,6200}): Store address in a
1415 temporary in case the register is overriden when loading.
1416 (OP_6200): Output type is OP_DREG for tracing.
1417
1418Fri Oct 4 23:46:18 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1419
1420 * d10v_sim.h (struct _state): Add mem_{min,max} fields.
1421
1422 * interp.c (sim_size): Initialize mem_{min,max} fields.
1423 (sim_write): Update mem_{min,max} fields.
1424 (sim_resume): If PC is not in the minimum/maximum memory range,
1425 abort.
1426 (sim_create_inferior): Preserve mem_{min,max} fields.
1427
1428Fri Sep 27 13:11:58 1996 Mark Alexander <marka@cygnus.com>
1429
1430 * simops.c (OP_5F00): Add support for time() system call.
1431
1432Wed Sep 25 16:31:41 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1433
1434 * simops.c (OP_{6E01,6A01,6E1F,6A00}): Print both words being
1435 stored if tracing.
1436 (OP_5F00,trace_{in,out}put_func): Add finer grain tracing for
1437 system calls.
1438
1439Mon Sep 23 17:55:30 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1440
1441 * simops.c (op_types): Add OP_{CONSTANT8,R2,R3}.
1442 (trace_input_func): Add support for OP_{CONSTANT8,R2,R3}.
1443 (OP_{4900,24800000,4800,4A00,4B00,4D00,4C00}): Add OP_R2 and OP_R3
1444 to call/subroutine returns to trace the first two arguments and
1445 the return value. For small jumps, use CONSTANT8, not CONSTANT16.
1446
1447Fri Sep 20 15:36:45 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1448
72f4393d 1449 * interp.c (sim_create_inferior): Reinitialize State every time
c906108c
SS		 1450 sim_create_inferior() is called.
1451
1452Thu Sep 19 21:38:20 1996 Michael Meissner <meissner@wogglebug.ziplink.net>
1453
1454 * simops.c (OP_{401,2000000,601,3000000,23000000}): Get sign right
1455 on comparisons.
1456 (OP_401): Fix tracing information.
1457
1458Thu Sep 19 10:30:22 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1459
1460 * simops.c (SIZE_{PC,LINE_NUMBER}): New default sizes for output.
1461 (trace_input_func): Use them.
1462 (trace_input_func): Make sure there is a trailing space after the
1463 instruction.
1464 (OP_6200): Fix tracing info.
1465
1466 * Makefile.in (run): Add dependencies on libbfd.a and
1467 libiberity.a.
1468
1469Wed Sep 18 09:13:25 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1470
1471 * d10v_sim.h (DEBUG_INSTRUCTION): New debug value to include line
1472 numbers and function names in debug trace.
1473 (DEBUG): If not defined, set to DEBUG_TRACE, DEBUG_VALUES, and
72f4393d 1474 DEBUG_LINE_NUMBER.
c906108c
SS		 1475 (SIG_D10V_{STOP,EXIT}): Values to represent the stop instruction
1476 and exit system call trap being executed.
1477
1478 * interp.c (sim_stop_reason): Set exit code correctly for stop
1479 instruction and exit system call trap.
1480
1481 * configure.in (--enable-sim-cflags): Remove trace case.
1482 (--enable-sim-debug): New switch to set the debug values.
1483 * configure: Regenerate.
1484
1485 * simops.c (trace_{input,output}_func): Rename from
1486 trace_{input,output}.
1487 (trace_{input,output}): Call trace_{input,output}_func if
1488 d10v_debug is non-zero.
1489 (SIZE_INSTRUCTION): Cut down to 8.
1490 (SIZE_OPERANDS): Cut down to 18.
1491 (SIZE_LOCATION): New value for size of line number, function name
1492 field.
1493 (init_text_p,text{,_start,_end}): New static variables for
1494 printing line number and function name.
1495 (exec_bfd): New external that run.c sets.
1496 (trace_input_func): Print line number and function name if
1497 available and if desired.
1498 (OP_4E09): Don't print out DBT message.
1499 (OP_5FE0): Set exception field to SIG_D10V_STOP.
72f4393d 1500 (OP_5F00): Set exception field to SIG_D10V_EXIT.
c906108c
SS		 1501
1502Sat Sep 14 22:18:43 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1503
1504 * interp.c (do_2_short): If the instruction encodes jump->ins,
1505 don't do the second instruction if the jump succeeds.
1506
1507Fri Sep 13 22:35:19 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1508
1509 * simops.c (OP_5F00): Use unknown traps to print all GPRs,
1510 accumulators, PC, and F0/F1/C flags.
1511
1512Thu Sep 12 12:50:11 1996 Mark Alexander <marka@cygnus.com>
1513
1514 * simops.c (OP_5F00): Fix problems with system calls.
1515
1516Thu Sep 12 12:19:28 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1517
1518 * simops.c (OP_5F00): Correct tracing information for trap.
1519
1520Wed Sep 11 18:55:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1521
1522 * Makefile.in (CSEARCH): Correctly find opcodes directory.
1523
1524Mon Sep 9 13:27:26 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1525
1526 * simops.c (trace_output): Properly align accumulator output.
1527 (OP_3{0,2,4}00): Properly parenthesize test expression. Add error
1528 if shift count is too high.
1529 (OP_4E{00,02,04,20,22,40,42}): Make tests agree with book.
1530 (OP_4E09): Make cpfg properly trace the input flags.
1531 (op_types): Add OP_FLAG_OUTPUT.
1532 (trace_{input,output}): Support OP_FLAG_OUTPUT.
1533 (OP_31000000): This ld2w varient is a 16-bit memory reference, not
1534 an 8-bit memory reference instruction for tracing purposes.
1535 (OP_201): Addi needs to set the carry.
1536
1537Fri Sep 6 17:56:17 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1538
1539 * simops.c (OP_2600, OP_2601): Changed min and max comparisons
1540 to use signed register values.
1541
1542Wed Sep 4 11:35:17 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1543
1544 * d10v_sim.h (DEBUG_*): Add bit flags for controlling debug
1545 output.
1546 (_ins_type): New enumeration to specify which container an
1547 instruction is in, and whether it is part of a parallel operation.
1548 (_state): Add ins_type field.
1549 ({,u}int{8,16,32,64}): Use limits.h to size the appropriate types.
1550 (ins_type_counters): Counters for the various instruction types.
1551 ({left,right}_nops): Counters for the number of nops in each
1552 container.
1553 (d10v_debug): New variable to indicate whether debugging is turned
1554 on.
1555
1556 * simops.c: (all functions): Change all #ifdef DEBUG code so that
1557 the input and output values can be traced, along with the
1558 instruction type. Make the -t option enable tracing.
1559 (all functions): Change printf calls to use the printf_filtered
1560 function in the callback table.
1561
1562 * interp.c (_leftright): New enumeration to say whether 2 short
1563 instructions are done left first or right first.
1564 (do_{long,2_short,parallel}): Indicate in the machine state which
1565 type of instruction this is. Count each of the types of
1566 instructions executed.
1567 (sim_size): Only print the memory sizes if DEBUG_MEMSIZE debug
1568 flag is set.
1569 (sim_resume): Pass left/right indication to do_2_short.
1570 (all functions): Change printf calls to use the printf_filtered
1571 function in the callback table.
1572 (sim_trace): Turn on debug flag if DEBUG was defined, and call
1573 sim_resume.
1574 (sim_info): Print out statistics on instructions.
1575 (sim_{trace,create_inferior}): Eliminate extraneous output unless
1576 debugging.
1577 (sim_open): If args == -t and DEBUG was defined, set d10v_debug.
1578 Only initialize the hash table the first time sim_open is called.
1579
1580 * Makefile.in: Make objects depend on d10v_sim.h.
1581 ({,SIM_}CFLAGS): Include configure dependent switches. Setting
1582 CFLAGS does not override host/target defines or SIM_CFLAGS.
1583 (CC_FOR_BUILD,gencode): Use CC_FOR_BUILD to compile gencode.
1584 (run): By default, the math library is not needed to be linked
1585 in.
1586 ({BFD,LIBIBERTY}_LIB): Define as variables so they can be
1587 overridden.
1588 (VPATH): Don't set to anything but @srcdir@ to work with non-GNU
1589 makes.
1590 ({run,callback}.o): Provide explicit paths to their appropriate
1591 source directories.
1592 (gencode{,.o},d10v-opc.o): Split compilation into creating object
1593 and linking. Instead of linking in libopcodes.a, just compile
1594 d10v-opc.o directly to handle canadian cross.
1595 (CSEARCH): Add opcodes directory.
1596
1597 * configure.in (--enable-sim-cflags): New switch to allow user to
1598 set the defaults.
1599 (CC_FOR_BUILD): Deal with canadian crosses.
1600 * configure: Regenerate.
1601
1602Wed Sep 04 04:45:34 1996 Mark Alexander <marka@cygnus.com>
1603
1604 * simops.c: Include correct syscall.h for d10v, not host's.
1605 Fix #ifdef SYS_stat.
1606
1607Tue Sep 3 14:00:04 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1608
1609 * simops.c (OP_5F00): Wrap all SYS_xxx traps with #ifdef.
1610 Add trap 2 to be printf and trap 3 to be putchar.
1611
1612Wed Aug 28 21:42:34 1996 Mark Alexander <marka@cygnus.com>
1613
1614 * Makefile.in, d10v_sim.h, interp.c, simops.c: Add support
1615 for low-level system calls.
1616
1617Wed Aug 28 17:33:19 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1618
1619 * Makefile.in, d10v_sim.h, interp.c: Fix byte-order problems.
1620
1621Mon Aug 26 18:30:28 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1622
1623 * d10v_sim.h (SEXT32): Added.
1624 * interp.c: Commented out printfs.
72f4393d 1625 * simops.c: Fixed error in sb and st2w.
c906108c
SS		 1626
1627Thu Aug 15 13:30:03 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1628
1629 * Makefile.in, d10v_sim.h, interp.c, simops.c: Added remaining
1630 DSP instructions. Added modulo addressing.
1631
1632Sun Aug 11 12:57:15 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1633
1634 * Makefile.in, d10v_sim.h, interp.c, simops.c: Snapshot.
1635
1636Fri Aug 2 17:44:24 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1637
1638 * d10v_sim.h, simops.c: Snapshot.
1639
1640Thu Aug 1 17:05:24 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1641
72f4393d 1642 * ChangeLog, Makefile.in, configure, configure.in, d10v_sim.h,
c906108c
SS		 1643 gencode.c, interp.c, simops.c: Created.
1644
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