1 2015-11-14 Mike Frysinger <vapier@gentoo.org>
3 * interp.c (sim_close): Delete.
5 2015-11-10 Mike Frysinger <vapier@gentoo.org>
7 * interp.c (sim_d10v_translate_dmap_addr): Mark static.
8 (sim_d10v_translate_imap_addr): Likewise.
9 (sim_d10v_translate_addr): Likewise.
11 2015-06-23 Mike Frysinger <vapier@gentoo.org>
13 * configure: Regenerate.
15 2015-06-12 Mike Frysinger <vapier@gentoo.org>
17 * configure: Regenerate.
19 2015-06-12 Mike Frysinger <vapier@gentoo.org>
21 * configure: Regenerate.
23 2015-04-18 Mike Frysinger <vapier@gentoo.org>
25 * sim-main.h (SIM_CPU): Delete.
27 2015-04-18 Mike Frysinger <vapier@gentoo.org>
29 * sim-main.h (sim_cia): Delete.
31 2015-04-17 Mike Frysinger <vapier@gentoo.org>
33 * sim-main.h (CIA_GET, CIA_SET): Delete.
35 2015-04-17 Mike Frysinger <vapier@gentoo.org>
37 * interp.c (d10v_pc_get, d10v_pc_set): New functions.
38 (sim_open): Declare new local var i. Call CPU_PC_FETCH &
39 CPU_PC_STORE for all cpus.
41 2015-04-15 Mike Frysinger <vapier@gentoo.org>
43 * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
44 * sim-main.h (STATE_CPU): Delete.
46 2015-04-13 Mike Frysinger <vapier@gentoo.org>
48 * configure: Regenerate.
50 2015-04-06 Mike Frysinger <vapier@gentoo.org>
52 * Makefile.in (SIM_OBJS): Delete sim-engine.o.
54 2015-04-02 Mike Frysinger <vapier@gentoo.org>
56 * interp.c (lookup_hash): Change SIGILL to GDB_SIGNAL_ILL.
57 (sim_resume): Change SIGBUS/SIGSEGV to GDB_SIGNAL_BUS, SIGILL to
58 GDB_SIGNAL_ILL, and SIGTRAP to GDB_SIGNAL_TRAP.
60 2015-04-01 Mike Frysinger <vapier@gentoo.org>
62 * interp.c (sim_set_profile, sim_set_profile_size): Delete.
64 2015-03-31 Mike Frysinger <vapier@gentoo.org>
66 * Makefile.in (simops.o): New rule.
68 2015-03-30 Mike Frysinger <vapier@gentoo.org>
70 * d10v_sim.h (text, text_start, text_end, prog_bfd): Delete.
71 (SEXT8, SEXT16, SEXT32, MASK32): Undefine.
72 * interp.c: Delete run-sim.h and d10v_sim.h includes. Include
73 sim-main.h and sim-options.h.
74 (myname, sim_kind, init_text_p, prog_bfd_was_opened_p, prog_bfd,
75 text, text_start, text_end, decode_pc, sim_set_profile,
76 sim_set_profile_size, sim_set_trace, sim_set_callbacks,
77 sim_trace, sim_do_command, sim_load): Delete.
78 (INLINE): Delete define.
79 (free_state): New function.
80 (trace_sd): Declare global variable.
81 (sim_open): Rewrite to use new common logic.
82 (sim_close): Delete body.
83 * Makefile.in (SIM_RUN_OBJS, SIM_EXTRA_CFLAGS): Delete.
84 (SIM_OBJS): Change to $(SIM_NEW_COMMON_OBJS).
85 * sim-main.h: New file.
86 * simops.c: Change d10v_sim.h include to sim-main.h.
87 (trace_input_func): Rewrite pc checks to use trace_sd.
89 2015-03-30 Mike Frysinger <vapier@gentoo.org>
91 * Makefile.in (SIM_EXTRA_CFLAGS): Delete -DNEED_UI_LOOP_HOOK.
92 * interp.c [NEED_UI_LOOP_HOOK] (UI_LOOP_POLL_INTERVAL,
93 ui_loop_hook_counter, deprecated_ui_loop_hook): Delete.
94 (sim_resume) [NEED_UI_LOOP_HOOK]: Delete ui code.
96 2015-03-30 Mike Frysinger <vapier@gentoo.org>
98 * Makefile.in (gencode.o, d10v-opc.o): Add $(WARN_CFLAGS).
99 (gencode): Add $(BUILD_LDFLAGS).
100 * endian.c (get_word, get_longword, get_longlong, write_word,
101 write_longword, write_longlong): Convert old style prototypes.
102 * gencode.c: Include string.h.
103 (main): Convert old style prototype.
104 (write_header): Convert old style prototype and fix printf format.
105 (write_template, write_opcodes): Likewise.
106 (check_opcodes): Mark static void.
107 * interp.c: Include inttypes.h and run-sim.h.
108 (hash, lookup_hash, decode_pc, do_long, do_2_short, do_parallel,
109 add_commas, sim_size, sim_write, sim_read, sim_open, sim_close,
110 sim_set_profile, sim_set_profile_size, sim_stop, +sim_resume,
111 sim_info, sim_set_callbacks, sim_stop_reason, sim_fetch_register,
112 sim_store_register, sim_do_command, sim_load): Convert old style
114 (sim_create_inferior): Fix pointer cast to use uintptr_t.
115 * simops.c (strrchr): Delete prototype.
116 (trace_input_func): Mark name static.
117 (trace_input_func, trace_output_void, trace_output_flag): Convert old style
119 (OP_*): Convert old style prototypes.
121 2015-03-30 Mike Frysinger <vapier@gentoo.org>
123 * Makefile.in (interp.o, simops.o, endian.o, table.o): Delete rules.
124 * configure.ac: Call SIM_AC_OPTION_ENDIAN, SIM_AC_OPTION_ALIGNMENT,
125 SIM_AC_OPTION_HOSTENDIAN, SIM_AC_OPTION_ENVIRONMENT, and
126 SIM_AC_OPTION_INLINE.
127 * config.in, configure: Regenerate.
128 * interp.c (sim_trace): Define.
130 2015-03-16 Mike Frysinger <vapier@gentoo.org>
132 * config.in, configure: Regenerate.
134 2015-03-14 Mike Frysinger <vapier@gentoo.org>
136 * Makefile.in (SIM_EXTRA_CFLAGS): Add
137 -DSIM_USE_DEPRECATED_RUN_FRONTEND.
138 (SIM_RUN_OBJS): Set to run.o.
140 2015-03-14 Mike Frysinger <vapier@gentoo.org>
142 * configure.ac (AC_CHECK_HEADERS): Delete.
143 * aclocal.m4, configure: Regenerate.
145 2014-08-19 Alan Modra <amodra@gmail.com>
147 * configure: Regenerate.
149 2014-08-15 Roland McGrath <mcgrathr@google.com>
151 * configure: Regenerate.
152 * config.in: Regenerate.
154 2014-03-10 Mike Frysinger <vapier@gentoo.org>
156 * interp.c (sim_do_command): Add const to cmd.
158 2014-03-05 Mike Frysinger <vapier@gentoo.org>
160 * interp.c (sim_load): Add const to prog.
162 2014-03-04 Mike Frysinger <vapier@gentoo.org>
164 * configure: Regenerate.
166 2013-09-23 Alan Modra <amodra@gmail.com>
168 * configure: Regenerate.
170 2013-06-03 Mike Frysinger <vapier@gentoo.org>
172 * aclocal.m4, configure: Regenerate.
174 2013-05-10 Freddie Chopin <freddie_chopin@op.pl>
176 * configure: Rebuild.
178 2012-06-19 Joel Brobecker <brobecker@adacore.com>
180 * interp.c: #include "config.h" instead of "sysdep.h".
181 Add conditional include of string.h or strings.h, as well as
182 conditional include of stdlib.h.
184 2012-06-15 Joel Brobecker <brobecker@adacore.com>
186 * config.in, configure: Regenerate.
188 2012-05-24 Pedro Alves <palves@redhat.com>
192 Replace TARGET_SIGNAL_ with GDB_SIGNAL_ throughout.
194 2012-03-24 Mike Frysinger <vapier@gentoo.org>
196 * aclocal.m4, config.in, configure: Regenerate.
198 2011-12-03 Mike Frysinger <vapier@gentoo.org>
200 * aclocal.m4: New file.
201 * configure: Regenerate.
203 2011-10-17 Mike Frysinger <vapier@gentoo.org>
205 * configure.ac: Change include to common/acinclude.m4.
207 2011-10-17 Mike Frysinger <vapier@gentoo.org>
209 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
210 call. Replace common.m4 include with SIM_AC_COMMON.
211 * configure: Regenerate.
213 2010-04-14 Mike Frysinger <vapier@gentoo.org>
215 * interp.c (sim_write): Add const to buffer arg.
217 2010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
219 * configure: Regenerate.
221 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
223 * config.in: Regenerate.
224 * configure: Likewise.
226 * configure: Regenerate.
228 2008-07-11 Hans-Peter Nilsson <hp@axis.com>
230 * configure: Regenerate to track ../common/common.m4 changes.
233 2008-06-06 Vladimir Prus <vladimir@codesourcery.com>
234 Daniel Jacobowitz <dan@codesourcery.com>
235 Joseph Myers <joseph@codesourcery.com>
237 * configure: Regenerate.
239 2006-12-21 Hans-Peter Nilsson <hp@axis.com>
241 * acconfig.h: Remove.
242 * config.in: Regenerate.
244 2006-06-13 Richard Earnshaw <rearnsha@arm.com>
246 * configure: Regenerated.
248 2006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
250 * configure: Regenerated.
252 2006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
254 * configure: Regenerated.
256 2006-04-18 Nick Clifton <nickc@redhat.com>
258 * interp.c (sim_stop_reason): Fix typo.
260 2005-11-28 Mark Mitchell <mark@codesourcery.com>
262 * interp.c (gdb/signals.h): Include it.
263 (sim_stop_reason): Use TARGET_SIGNAL_*.
265 2005-03-23 Mark Kettenis <kettenis@gnu.org>
267 * configure: Regenerate.
269 2005-01-14 Andrew Cagney <cagney@gnu.org>
271 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
272 explicit call to AC_CONFIG_HEADER.
273 * configure: Regenerate.
275 2005-01-12 Andrew Cagney <cagney@gnu.org>
277 * configure.ac: Update to use ../common/common.m4.
278 * configure: Re-generate.
280 2005-01-11 Andrew Cagney <cagney@localhost.localdomain>
282 * configure: Regenerated to track ../common/aclocal.m4 changes.
284 2005-01-07 Andrew Cagney <cagney@gnu.org>
286 * configure.ac: Rename configure.in, require autoconf 2.59.
287 * configure: Re-generate.
289 2004-12-08 Hans-Peter Nilsson <hp@axis.com>
291 * configure: Regenerate for ../common/aclocal.m4 update.
293 2004-06-28 Andrew Cagney <cagney@gnu.org>
295 * interp.c (sim_resume): Rename ui_loop_hook to
296 deprecated_ui_loop_hook.
298 2003-10-30 Andrew Cagney <cagney@redhat.com>
300 * simops.c: Replace "struct symbol_cache_entry" with "struct
303 2003-06-22 Andrew Cagney <cagney@redhat.com>
305 * interp.c (xfer_mem): Simplify. Only do a single partial
306 transfer. Problem reported by Tom Rix.
308 2003-05-07 Andrew Cagney <cagney@redhat.com>
310 * interp.c (sim_d10v_translate_addr): Add "regcache" parameter.
311 (sim_d10v_translate_imap_addr): Ditto.
312 (sim_d10v_translate_dmap_addr): Ditto.
313 (xfer_mem): Pass NULL regcache to sim_d10v_translate_addr.
314 (dmem_addr): Pass NULL regcache to sim_d10v_translate_dmap_addr.
315 (dmap_register, imap_register): Add "regcache" parameter.
316 (imem_addr): Pass NULL regcache to sim_d10v_translate_imap_addr.
317 (sim_fetch_register): Pass NULL regcache to imap_register and
320 2003-02-27 Andrew Cagney <cagney@redhat.com>
322 * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
324 2002-11-13 Andrew Cagney <cagney@redhat.com>
326 * simops.c: Include <string.h>.
328 2002-06-17 Andrew Cagney <cagney@redhat.com>
330 * d10v_sim.h (SET_PSW_BIT): Add cast to avoid inverting an enum.
332 2002-06-16 Andrew Cagney <ac131313@redhat.com>
334 * configure: Regenerated to track ../common/aclocal.m4 changes.
336 2002-06-13 Tom Rix <trix@redhat.com>
338 * interp.c (xfer_mem): Fix transfers across multiple segments.
340 2002-06-09 Andrew Cagney <cagney@redhat.com>
342 * Makefile.in (INCLUDE): Update path to callback.h.
343 * gencode.c: Do not include "callback.h".
344 * d10v_sim.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
347 2002-06-08 Andrew Cagney <cagney@redhat.com>
349 * interp.c (sim_fetch_register): Fix name of enum used in cast.
350 (sim_store_register): Ditto.
352 2002-06-02 Elena Zannoni <ezannoni@redhat.com>
354 From Jason Eckhardt <jle@redhat.com>
355 * d10v_sim.h (INC_ADDR): Correctly handle the case where MOD_E is
356 less than MOD_S (post-decrement).
358 2002-06-01 Andrew Cagney <ac131313@redhat.com>
360 * interp.c (sim_fetch_register, sim_store_register): Use a switch
361 statement and enums from "sim-d10v.h".
363 2002-05-28 Elena Zannoni <ezannoni@redhat.com>
365 * interp.c (sim_create_inferior): Add comment.
367 From Alan Matsuoka <alanm@redhat.com>:
368 From 2001-04-27 Jason Eckhardt <jle@cygnus.com>:
369 * simops.c (OP_4400): Output "mvf0f" instead of "mf0f".
370 (OP_4401): Output "mvf0t" instead of "mf0t".
371 (OP_460B): Do not output a flag register.
372 (OP_4609): Do not output a flag register.
374 2002-05-23 Andrew Cagney <ac131313@redhat.com>
376 * Makefile.in (INCLUDE): Add "gdb/sim-d10v.h".
377 * interp.c: Include "gdb/sim-d10v.h" instead of "sim-d10v.h".
379 2001-08-01 John R. Moore <jmoore@redhat.com>
381 * interp.c (sim_create_inferior): Removed a hack that stated
382 it was setting r0/r1 with argc/argv.
384 2001-04-15 J.T. Conklin <jtc@redback.com>
386 * Makefile.in (simops.o): Add simops.h to dependency list.
388 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
390 * configure: Regenerated to track ../common/aclocal.m4 changes.
392 Tue Apr 18 16:26:41 2000 Andrew Cagney <cagney@b1.cygnus.com>
394 * interp.c (sim_resume): Deliver SIGILL.
395 (lookup_hash): Do not print SIGILL message.
397 Tue Feb 22 18:24:56 2000 Andrew Cagney <cagney@b1.cygnus.com>
399 * Makefile.in (SIM_EXTRA_CFLAGS): Define SIM_HAVE_ENVIRONMENT.
400 * interp.c (sim_set_trace): Replace sim_trace. Enable tracing.
402 Tue Feb 8 17:41:12 2000 Andrew Cagney <cagney@b1.cygnus.com>
404 * d10v_sim.h (SIG_D10V_BUS): Define.
406 * simops.c (address_exception): Delete function.
407 (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
408 OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
409 OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
410 OP_6E1F, OP_6A01, OP_6E01, OP_37010000): Replace call to
411 address_exception with code that sets SIG_D10V_BUS.
413 * interp.c (sim_resume): When SIGBUS or SIGSEGV, deliver a bus
414 error to the simulator before resuming execution.
415 (sim_trace): Check stop reason and use that to determine sim_trace
417 (sim_stop_reason): For SIG_D10V_BUS return a SIGBUS / SIGSEGV
420 Tue Jan 18 16:07:42 MST 2000 Diego Novillo <dnovillo@cygnus.com>
422 * interp.c (sim_create_inferior): Change internal initial value for
425 Mon Jan 3 02:06:07 2000 Andrew Cagney <cagney@b1.cygnus.com>
427 * interp.c (lookup_hash): Stop the update of the PC when there was
428 an illegal instruction exception.
430 Mon Jan 3 00:14:33 2000 Andrew Cagney <cagney@b1.cygnus.com>
432 * simops.c (address_exception): New function.
433 (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
434 OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
435 OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
436 OP_6E1F, OP_6A01, OP_6E01, OP_37010000): For "ld", "ld2w", "st"
437 and "st2w" check that the address is aligned.
439 1999-12-30 Chandra Chavva <cchavva@cygnus.com>
441 * d10v_sim.h (INC_ADDR): Added code to assign
442 proper address for loads with predec operations.
444 1999-11-25 Nick Clifton <nickc@cygnus.com>
446 * simops.c (OP_4E0F): New function: Simulate new bit pattern for
449 Fri Oct 29 18:34:28 1999 Andrew Cagney <cagney@b1.cygnus.com>
451 * simops.c (move_to_cr): Don't allow user to set PSW.DM in either
454 Thu Oct 28 01:26:18 1999 Andrew Cagney <cagney@b1.cygnus.com>
456 * simops.c (OP_5F20): Use SET_HW_PSW when updating PSW.
457 (PSW_HW_MASK): Declare.
459 * d10v_sim.h (move_to_cr): Add ``psw_hw_p'' parameter.
460 (SET_CREG, SET_PSW_BIT): Update.
461 (SET_HW_CREG, SET_HW_PSW): Define.
463 Sun Oct 24 21:38:04 1999 Andrew Cagney <cagney@b1.cygnus.com>
465 * interp.c (sim_d10v_translate_dmap_addr): Fix extraction of IOSP
468 Sun Oct 24 16:04:16 1999 Andrew Cagney <cagney@b1.cygnus.com>
470 * interp.c (sim_d10v_translate_addr): New function.
471 (xfer_mem): Rewrite. Use sim_d10v_translate_addr.
472 (map_memory): Make INLINE.
474 Sun Oct 24 13:45:19 1999 Andrew Cagney <cagney@b1.cygnus.com>
476 * interp.c (sim_d10v_translate_dmap_addr): New function.
477 (dmem_addr): Rewrite. Use sim_d10v_translate_dmap_addr. Change
478 offset parameter to type uint16.
479 * d10v_sim.h (dmem_addr): Update declaration.
481 Sun Oct 24 13:07:31 1999 Andrew Cagney <cagney@b1.cygnus.com>
483 * interp.c (imap_register, set_imap_register, dmap_register,
484 set_imap_register): Use map_memory.
486 (sim_create_inferior): Initialize all DMAP registers. NOTE that
487 DMAP2, in internal memory mode, is set to 0x0000 and NOT
488 0x2000. This is consistent with the older d10v boards.
490 Sun Oct 24 11:22:12 1999 Andrew Cagney <cagney@b1.cygnus.com>
492 * interp.c (sim_d10v_translate_imap_addr): New function.
493 (imem_addr): Rewrite. Use sim_d10v_translate_imap_addr.
494 (last_from, last_to): Declare.
496 Sun Oct 24 01:21:56 1999 Andrew Cagney <cagney@b1.cygnus.com>
498 * d10v_sim.h (struct d10v_memory): Define. Support very long
500 (struct _state): Replace imem, dmem and umem by mem.
501 (IMAP_BLOCK_SIZE, DMAP_BLOCK_SIZE, SEGMENT_SIZE, IMEM_SEGMENTS,
502 DMEM_SEGMENTS, UMEM_SEGMENTS): Define.
504 * interp.c (map_memory): New function.
505 (sim_size, xfer_memory, imem_addr, dmem_addr): Update.
506 (UMEM_SEGMENTS): Moveed to "d10v_sim.h".
507 (IMEM_SIZEDMEM_SIZE): Delete.
509 Sat Oct 23 20:06:58 1999 Andrew Cagney <cagney@b1.cygnus.com>
511 * interp.c: Include "sim-d10v.h".
512 (imap_register, set_imap_register, dmap_register,
513 set_dmap_register, spi_register, spu_register, set_spi_register,
514 set_spu_register): New functions.
515 (sim_create_inferior): Update.
516 (sim_fetch_register, sim_store_register): Rewrite. Use enums
517 defined in sim-d10v.h.
519 * d10v_sim.h (DEBUG_MEMORY): Define.
520 (IMAP0, IMAP1, DMAP, SET_IMAP0, SET_IMAP1, SET_DMAP): Delete.
522 Sat Oct 23 18:41:18 1999 Andrew Cagney <cagney@b1.cygnus.com>
524 * interp.c (sim_open): Allow a debug value to be passed to the -t
526 (lookup_hash): Don't exit on an illegal instruction.
527 (do_long, do_2_short, do_parallel): Check for failed instruction
530 Mon Oct 18 18:03:24 MDT 1999 Diego Novillo <dnovillo@cygnus.com>
532 * simops.c (OP_3220): Fix trace output for illegal accumulator
535 1999-09-14 Nick Clifton <nickc@cygnus.com>
537 * simops.c: Disable setting of DM bit in PSW.
539 Wed Sep 8 19:34:55 MDT 1999 Diego Novillo <dnovillo@cygnus.com>
541 * simops.c (op_types): Added new memory indirect type OP_MEMREF3.
542 (trace_input_func): Added support for OP_MEMREF3.
543 (OP_32010000): New instruction ld.
544 (OP_33010000): New instruction ld2w.
545 (OP_5209): New instruction sac.
546 (OP_4209): New instruction sachi.
547 (OP_3220): New instruction slae.
548 (OP_36010000): New instruction st.
549 (OP_37010000): New instruction st2w.
551 1999-09-09 Stan Shebs <shebs@andros.cygnus.com>
553 * interp.c (old_segment_mapping): New global.
554 (xfer_mem): Change the default segment mapping to be the way
555 that Mitsubishi prefers, but use the previous mapping if
556 old_segment_mapping is true.
557 (sim_open): Add an option -oldseg to get the old mapping.
558 (sim_create_inferior): Init mapping registers based on the
559 value of old_segment_mapping.
561 1999-09-07 Nick Clifton <nickc@cygnus.com>
563 * simops.c (OP_6601): Do not write back decremented address if
564 either of the destination registers was the same as the address
566 (OP_6201): Do not write back incremented address if either of the
567 destination registers was the same as the address register.
569 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
571 * configure: Regenerated to track ../common/aclocal.m4 changes.
573 1999-05-08 Felix Lee <flee@cygnus.com>
575 * configure: Regenerated to track ../common/aclocal.m4 changes.
577 1999-04-02 Keith Seitz <keiths@cygnus.com>
579 * interp.c (ui_loop_hook_counter): New global (when NEED_UI_LOOP_HOOK
581 (sim_resume): If the counter has expired, call the ui_loop_hook,
583 (UI_LOOP_POLL_INTERVAL): Define. Used to tweak the frequency of
585 * Makefile.in (SIM_EXTRA_CFLAGS): Include NEED_UI_LOOP_HOOK.
587 Wed Mar 10 19:32:13 1999 Nick Clifton <nickc@cygnus.com>
589 * simops.c: If load instruction with auto increment/decrement
590 addressing is used when the destination register is the same as
591 the address register, then ignore the auto increment/decrement.
593 Wed Mar 10 19:32:13 1999 Martin M. Hunt <hunt@cygnus.com>
595 * simops.c (OP_5F00): Ifdef SYS_stat case because
596 not all systems have it defined.
598 1999-01-26 Jason Molenda (jsm@bugshack.cygnus.com)
600 * simops.c (OP_5607): Correct saturation comparison/assignment.
601 (OP_1201, OP_1203, OP_17001200, OP_17001202,
602 OP_2A00, OP_2800, OP_2C00, OP_3200, OP_3201,
603 OP_1001, OP_1003, OP_17001000, OP_17001002): Ditto.
605 1999-01-26 Jason Molenda (jsm@bugshack.cygnus.com)
607 * simops.c (OP_5605): Sign extend MIN32 and MAX32 before saturation
613 1999-01-13 Jason Molenda (jsm@bugshack.cygnus.com)
615 * simops.c (OP_1223): Sign extend MIN32 and MAX32 before saturation
618 Tue Nov 24 17:04:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
620 * simops.c (sys/syscall.h): Include targ-vals.h instead.
621 (SYS_*): Replace with TARGET_SYS_*.
623 * Makefile.in: Add dependency on targ-vals.h.
624 (NL_TARGET): Define as NL_TARGET_d10v.
626 Wed Sep 30 00:06:32 1998 Andrew Cagney <cagney@amy.cygnus.com>
628 * interp.c (xfer_mem): Missing break, instruction memory case
629 flowed into unified memory case.
631 Wed Sep 30 10:14:18 1998 Nick Clifton <nickc@cygnus.com>
633 * simops.c: If load instruction with auto increment/decrement
634 addressing is used when the destination register is the same as
635 the address register, then ignore the auto increment/decrement.
637 Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
639 * configure: Regenerated to track ../common/aclocal.m4 changes.
641 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
643 * configure: Regenerated to track ../common/aclocal.m4 changes.
646 Sun Apr 26 15:20:23 1998 Tom Tromey <tromey@cygnus.com>
648 * acconfig.h: New file.
649 * configure.in: Reverted change of Apr 24; use sinclude again.
651 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
653 * configure: Regenerated to track ../common/aclocal.m4 changes.
656 Fri Apr 24 11:20:06 1998 Tom Tromey <tromey@cygnus.com>
658 * configure.in: Don't call sinclude.
660 Fri Apr 24 11:04:46 1998 Andrew Cagney <cagney@chook.cygnus.com>
662 * interp.c (struct hash_entry): OPCODE and MASK are unsigned.
664 * d10v_sim.h (remote-sim.h, sim-config.h): Include.
666 Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
668 * configure: Regenerated to track ../common/aclocal.m4 changes.
670 Wed Apr 1 12:59:17 1998 Andrew Cagney <cagney@b1.cygnus.com>
672 * simops.c (trace_input_func): Use move_from_cr / CREGS to obtain
674 (OP_OP_1000000, add3): Trace inputs before performing add.
675 (OP_5F00, <*>): Trace input registers before making system call.
676 (OP_5F00, <kill>): Trace R0, R1 not REGn.
677 (OP_5F00, <getpid>): Always return 47.
679 * d10v_sim.h (SLOT, SLOT_NR, SLOT_PEND_MASK, SLOT_PEND,
680 SLOT_DISCARD, SLOT_FLUSH): Define. An implementation of write
682 (struct _state): Add struct slot slot to global state variable.
683 (struct _state): Delete fields SM, EA, DB, DM, IE, RP, MD, FX, ST,
684 F0, F1, C from global State variable.
685 (struct _state): Add struct trace to global State variable.
686 (GPR, SET_GPR): Define. SET_GPR uses SLOT_PEND.
687 (PSW*, SET_PSW*): Define. SET_PSW* uses SET_CREG.
688 (CREG, SET_CREG, SET_*): Define. SET_CREG uses func move_to_cr.
689 (INC_ADDR): Re-implement. Use SET_GPR to update registers.
690 (JMP): Re-implement. Use SET_* to update registers.
692 * interp.c: Use new SET_* et.al. macros to fetch / store
694 (get_operands): Squirrel away trace values at start of each
696 (do_2_short): Flush pending writes before issuing second
698 (sim_resume): Flush pending writes at end of instruction cycle.
699 (sim_fetch_register, sim_store_register, sim_create_inferior):
700 After scheduling updates to registers using SET_*, flush updates.
701 (sim_resume): Re-order handling of RPT/repeat and IBA/hbreak so
702 that each sets pc using SET_* and last SET_* eventually winds out.
704 * simops.c: Use new SET_* et.al. macros to fetch / store
706 (move_to_cr): Add MASK argument for selective update of CREG bits.
707 Re-implement using new SET_* macros.
708 (trace_output_func, trace_output): Delete. Replace with.
709 (do_trace_output_flush, trace_output_finish, trace_output_40,
710 trace_output_32, trace_output_16, trace_output_void,
711 trace_output_flag): New functions. Handle specific trace cases.
712 (OP_*): Re-write tracing to use new trace_output_* functions.
713 (OP_*): Re-write to use new SET_* et.al. macros.
714 (FUNC, PARM[1-4], RETVAL, RETVAL32): Redo definition.
715 (RETVAL_HIGH, RETVAL_LOW): Delete, use RETVAL32.
717 Wed Apr 1 12:55:18 1998 Andrew Cagney <cagney@b1.cygnus.com>
719 * configure.in (SIM_AC_OPTION_WARNINGS): Add.
720 configure: Re-generate.
722 Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
724 * configure: Regenerated to track ../common/aclocal.m4 changes.
726 Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
728 * configure: Regenerated to track ../common/aclocal.m4 changes.
730 Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
732 * configure: Regenerated to track ../common/aclocal.m4 changes.
734 Tue Feb 17 12:38:42 1998 Andrew Cagney <cagney@b1.cygnus.com>
736 * interp.c (sim_store_register, sim_fetch_register): Pass in
737 length parameter. Return -1.
739 Mon Oct 27 14:43:33 1997 Fred Fish <fnf@cygnus.com>
741 * (dmem_addr): If address is illegal or in I/O space, signal a bus
742 error. Allocate unified memory on demand. Fix DMEM address
745 Mon Feb 16 10:27:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
747 * simops.c (OP_5F20): Implement "dbt".
748 (OP_5F60): Implement "rtd".
750 * d10v_sim.h (DPC_CR): Define enum.
751 (DBT_VECTOR_START): Define
754 Fri Feb 13 15:15:58 1998 Andrew Cagney <cagney@b1.cygnus.com>
756 * simops.c (move_to_cr): Sync regs[SP_IDX] with State.sp according
759 * d10v_sim.h (struct _state): Add sp, as holding area for SPI/SPU.
762 Wed Feb 11 16:53:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
764 * simops.c (OP_5F00): Call error instead of abort for unknown
767 * d10v_sim.h (enum): Define DPSW_CR.
769 * simops.c (move_to_cr): Mask out hardwired zero bits in DPSW.
771 Tue Feb 10 18:28:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
773 * interp.c (sim_write_phys): Delete.
774 (sim_load): Call sim_load_file with sim_write and LMA.
776 Mon Feb 9 12:05:01 1998 Andrew Cagney <cagney@b1.cygnus.com>
778 * interp.c: Rewrite xfer_mem so that it translates addresses as -
779 0x00... - DMAP translated memory, 0x01... IMAP translated memory,
780 0x10... - on-chip data, 0x11... - on-chip insn, 0x12... - unified
783 (imem_addr): New function - translate IMEM address.
784 (sim_resume): Use imem_addr to translate insn address, abort if
786 (sim_create_inferior): Write ARGV to memory using sim_write. Pass
787 argc/argv using r0/r1 not r2/r3.
788 (sim_size): Do not initialize IMAP/DMAP here.
789 (sim_open): Call sim_create_inferior and sim_size to initialize
791 (sim_create_inferior): Initialize IMAP/DMAP to hardware reset
793 (init_system): Delete.
794 (xfer_mem, sim_fetch_register, sim_store_register): Do not call
796 (decode_pc): Check prog_bfd is defined before looking up .text
799 Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
801 * configure: Regenerated to track ../common/aclocal.m4 changes.
803 Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
805 * configure: Regenerated to track ../common/aclocal.m4 changes.
807 Sun Jan 25 22:23:01 1998 Michael Meissner <meissner@cygnus.com>
809 * interp.c (sim_stop_reason): Exit status is now in r0, not r2.
811 Sat Jan 24 19:00:30 1998 Michael Meissner <meissner@cygnus.com>
813 * d10v_sim.h (DEBUG_TRAP): New debug flag.
815 * simops.c (OP_5F00): If DEBUG_TRAP is on, turn traps 0-14 into
816 printing the registers.
818 Thu Jan 22 17:54:01 1998 Michael Meissner <meissner@cygnus.com>
820 * simops.c (op_types): New ABI, args are r0..r3, system call # is
822 (trace_{in,out}put_func): Ditto.
824 (OP_24800000): Ditto.
828 Thu Jan 22 14:30:36 1998 Fred Fish <fnf@cygnus.com>
830 * interp.c (UMEM_SEGMENTS): New define, set to 128.
831 (sim_size): Use UMEM_SEGMENTS rather than hardwired constant.
832 (sim_close): Reset prog_bfd to NULL after closing it. Also
833 reset prog_bfd_was_opened_p after closing prog_bfd.
834 (sim_load): Reset prog_bfd_was_opened_p after closing prog_bfd.
835 (sim_create_inferior): Get start address from abfd not prog_bfd.
836 (xfer_mem): Do bounds checking on addresses and return zero length
837 read/write on bad addresses, rather than aborting. Prepare to
838 be able to handle xfers that cross segment boundaries, but not
839 yet implemented. Only emit debug message when d10v_debug is
840 set as well as DEBUG being defined.
842 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
844 * configure: Regenerated to track ../common/aclocal.m4 changes.
846 Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
848 * configure: Regenerated to track ../common/aclocal.m4 changes.
851 Tue Dec 9 10:28:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
853 * d10v_sim.h (RPT_S): Index cregs with RPT_S_CR not RPT_E_CR.
854 (BPSW): Ditto for BPSW_CR and not PSW_CR.
856 * simops.c (OP_5F40): JMP to BPC instead of assigning PC directly.
858 Mon Dec 8 12:58:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
860 * simops.c (OP_5F00): From Martin Hunt <hunt@cygnus.com>. Change
861 reserved trap from 0 to 15. Add trap emulation code for 0-14.
863 * interp.c (sim_resume): From Martin Hunt <hunt@cygnus.com>. Check
866 * d10v_sim.h (AE_VECTOR_START, RIE_VECTOR_START,
867 SDBT_VECTOR_START, TRAP_VECTOR_START): Define.
869 * simops.c (OP_5F00): For "trap", mask out all but SM bit in PSW,
871 (OP_5F00): For "trap", update BPSW with move_to_cr.
873 Fri Dec 5 15:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
875 * d10v_sim.h (enum): Enumerate CR register names.
876 (enum): Enumerate PSW bit values.
877 (PSW): Obtain value uing move_from_cr.
878 (MOD_S, MOD_E, BPSW): Make r-values.
879 (move_from_cr, move_to_cr): Declare functions.
881 * interp.c (sim_fetch_register, sim_store_register): Use
882 move_from_cr and move_to_cr for CR register transfers.
884 * simops.c (move_from_cr, move_to_cr): New functions.
885 (OP_5F40): Move BPSW to PSW using move_to_cr and move_from_cr.
886 (OP_5600): For "mvtc", use function move_to_cr.
887 (OP_5200): For "mvfc", use function move_from_cr.
889 Fri Dec 5 13:33:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
891 * simops.c (OP_5600): For "mvtc" MOD_E and MOD_S, ensure that the
894 Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
896 * configure: Regenerated to track ../common/aclocal.m4 changes.
898 Thu Dec 4 16:51:02 1997 Andrew Cagney <cagney@b1.cygnus.com>
900 * d10v_sim.h (struct _state): Add DM - PSW debug mask.
902 * simops.c (OP_5600): For "mvtc", save PSW.DM.
903 (OP_5200): Ditto for "mvfc".
905 Wed Dec 3 17:27:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
907 * d10v_sim.h (SEXT56): Define.
909 * simops.c (OP_4201): For "rac", sign extend 56 bit value before
912 * d10v_sim.h (MAX32, MIN32, MASK32, MASK40): Re-define using
915 Tue Dec 2 15:38:34 1997 Fred Fish <fnf@cygnus.com>
917 * interp.c (sim_resume): Call do_2_short with LEFT_FIRST or
918 RIGHT_FIRST, as appropriate, instead of hardcoded ints that
919 don't match enum values.
921 Tue Dec 2 15:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
923 * simops.c (OP_3A00): For "macu", perform multiply stage using 32
924 bit rather than 16 bit precision.
925 (OP_3C00): For "mulxu", store unsigned product in ACC.
926 (OP_3800): For "msbu", subtract unsigned product from ACC,
927 (OP_0): For "sub", compute carry by comparing inputs.
929 Tue Dec 2 11:04:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
931 * simops.c (OP_1000): For "sub2w", compute carry by comparing
934 Mon Nov 17 20:57:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
936 * simops.c (OP_1): Use 32 bit unsigned arithmetic for subtract,
937 carry indicated by value > 0xffff.
939 Fri Nov 14 12:51:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
941 * interp.c (sim_resume): Don't set up SIGINT handler using signal,
943 (sim_resume): Fix race condition of a direct assignment to
944 stop_simulator, conditionally call sim_stop.
945 (sim_stop_reason): Check stop_simulator returning SIGINT. Clear
946 stop_simulator ready for next sim_resume call.
947 (sim_ctrl_c): Delete function.
949 Thu Nov 13 19:29:34 1997 Andrew Cagney <cagney@b1.cygnus.com>
951 * interp.c (sim_resume): For "REP", only check/update the PC when
952 a branch instruction has not been executed.
954 Mon Nov 10 17:50:18 1997 Andrew Cagney <cagney@b1.cygnus.com>
956 * simops.c (OP_4201): "rachi". Sign extend bit 40 of ACC. Sign
957 extend bit 44 all constants.
958 (OP_4201): Replace GCC specific 0x..LL with SIGNED64 macro.
960 Fri Oct 24 10:26:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
962 * d10v_sim.h: Include sim-types.h.
963 (uint8, in816, uiny16, int32, uint32, int64, uint64): Typedef
964 using unsigned8 et.al. from sim-types.h.
965 (SEXT32, SEXT40, SEXT44, SEXT60): Replace GCC specific 0x..LL with
968 Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
970 * interp.c (sim_write_phys): New function, write to physical
971 instead of virtual memory.
973 * interp.c (sim_load): Pass lma_p and sim_write_phys to
976 Mon Oct 13 10:55:07 1997 Fred Fish <cygnus.com>
978 * simops.c (OP_6A01): Change OP_POSTDEC to OP_POSTINC and move
979 exception generation code to OP_6E01.
980 (OP_6E01): Change OP_POSTINC to OP_POSTDEC and insert exception
983 Sat Oct 11 09:02:08 1997 Fred Fish <fnf@cygnus.com>
985 * simops.c (OP_6401): postdecrement on r15 is OK, remove exception.
988 Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
990 * configure: Regenerated to track ../common/aclocal.m4 changes.
992 Sat Sep 27 12:51:34 1997 Fred Fish <fnf@cygnus.com>
994 * interp.c (pc_addr): Discard upper bit(s) of PC in case
995 IMAP1 selects unified memory.
996 * d10v_sim.h (INC_ADDR): Align MOD_E to increment before testing
999 Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
1001 * configure: Regenerated to track ../common/aclocal.m4 changes.
1003 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
1005 * configure: Regenerated to track ../common/aclocal.m4 changes.
1007 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
1009 * configure: Regenerated to track ../common/aclocal.m4 changes.
1011 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
1013 * configure: Regenerated to track ../common/aclocal.m4 changes.
1015 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
1017 * configure: Regenerated to track ../common/aclocal.m4 changes.
1019 Wed Sep 10 22:30:24 1997 Martin M. Hunt <hunt@cygnus.com>
1021 * interp.c (sim_resume): Increment PC at end of rep
1024 * simops.c (OP_4201): Fix rachi instruction.
1026 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
1028 * configure: Regenerated to track ../common/aclocal.m4 changes.
1030 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
1032 * configure: Regenerated to track ../common/aclocal.m4 changes.
1035 Tue Aug 26 10:37:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
1037 * interp.c (sim_kill): Delete.
1038 (sim_create_inferior): Add ABFD argument.
1039 (sim_load): Move setting of PC from here.
1040 (sim_create_inferior): To here.
1041 (start_address): Delete variable.
1043 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
1045 * configure: Regenerated to track ../common/aclocal.m4 changes.
1048 Mon Aug 25 15:39:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
1050 * interp.c (sim_open): Add ABFD argument.
1052 Tue May 20 10:14:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
1054 * interp.c (sim_open): Add callback argument.
1055 (sim_set_callbacks): Remove SIM_DESC argument.
1057 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
1059 * configure: Regenerated to track ../common/aclocal.m4 changes.
1061 Tue Apr 22 10:29:23 1997 Doug Evans <dje@canuck.cygnus.com>
1063 * interp.c (sim_open): Undo patch to add -E support.
1065 Fri Apr 18 13:39:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
1067 * interp.c (sim_stop): New function.
1069 Thu Apr 17 02:42:00 1997 Doug Evans <dje@canuck.cygnus.com>
1071 * Makefile.in (SIM_OBJS): Add sim-load.o.
1072 * d10v_sim.h (exec_bfd): Rename to prog_bfd.
1073 * interp.c: #include bfd.h.
1074 (myname, sim_kind, start_address): New static locals.
1075 (prog_bfd_was_opened_p, prog_bfd): New static locals.
1076 (decode_pc): Update to use prog_bfd.
1077 (sim_open): Set sim_kind, myname. Ignore -E arg.
1078 (sim_close): Close prog_bfd if simulator opened it.
1079 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
1080 (sim_load): Return SIM_RC. New arg abfd. Set start address from bfd.
1081 Call sim_load_file to load file into simulator.
1082 * simops.c (trace_input_func): exec_bfd renamed to prog_bfd.
1084 Wed Apr 16 16:12:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
1086 * simops.c (OP_5F00): Only provide system calls SYS_execv,
1087 SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
1089 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1091 * configure: Regenerated to track ../common/aclocal.m4 changes.
1094 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
1096 * interp.c (sim_open): New arg `kind'.
1098 * configure: Regenerated to track ../common/aclocal.m4 changes.
1100 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1102 * configure: Regenerated to track ../common/aclocal.m4 changes.
1104 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1106 * configure: Re-generate.
1108 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
1110 * configure: Regenerate to track ../common/aclocal.m4 changes.
1112 * simops.c (OP_5F00): Remove old traps 1-3. Make trap 15 the same
1113 as trap 0, which will be deprecated. Only set errno, if an error
1114 in fact was returned.
1116 Thu Mar 13 12:41:20 1997 Doug Evans <dje@canuck.cygnus.com>
1118 * interp.c: Delete redundant prototypes of sim_foo fns.
1119 (sim_open): New SIM_DESC result. Argument is now in argv form.
1120 (other sim_*): New SIM_DESC argument.
1122 Thu Mar 13 10:29:04 1997 Michael Meissner <meissner@cygnus.com>
1124 * simops.c (trace_{input,output}_func): Call flush_stdout from the
1127 (OP_6{4,6,C,A}01): Test for post decrement on the stack pointer.
1128 (OP_{1200,1000000,201,5FE0,1003,17001002}): Fix problems in
1129 setting the carry bit after an add or a subtract.
1131 Wed Feb 12 16:04:15 1997 Michael Meissner <meissner@cygnus.com>
1133 * simops.c (OP_{1403,15002A02,3{0,4}0{0,1}}): Only use the bottom
1134 40 bits of accumulators. Sign/zero extend as appropriate.
1136 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
1138 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
1139 COMMON_{PRE,POST}_CONFIG_FRAG instead.
1140 * configure.in: sinclude ../common/aclocal.m4.
1141 * configure: Regenerated.
1143 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
1145 * configure configure.in Makefile.in: Update to new configure
1146 scheme which is more compatible with WinGDB builds.
1147 * configure.in: Improve comment on how to run autoconf.
1148 * configure: Re-run autoconf to get new ../common/aclocal.m4.
1149 * Makefile.in: Use autoconf substitution to install common
1152 Fri Dec 27 22:54:05 1996 Angela Marie Thomas (angela@cygnus.com)
1154 * gencode.c: patch to not #include "d10v_sim.h" which
1155 unecessarily includes bfd.h and causes wingdb configure
1158 Mon Dec 16 13:39:03 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1160 * interp.c (xfer_mem): Change unified memory to 0x0.
1162 Thu Nov 28 20:42:56 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1164 * simops.c (OP_3E01): Fix tracing information.
1165 (OP_300{0,1}): Do not propigate sign.
1167 Mon Nov 25 19:47:40 1996 Doug Evans <dje@canuck.cygnus.com>
1169 * config.in (WORDS_BIGENDIAN): Add.
1170 * configure: Regenerated.
1171 * d10v_sim.h: #include "config.h"
1173 Sat Nov 23 09:34:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1175 * gencode.c (write_opcodes): Eliminate warnings when generated
1176 table.c is compiled.
1178 Wed Nov 20 19:41:40 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1180 * interp.c (sim_open): Cast result of calloc, and make sure NULL
1182 (dmem_addr): If address is illegal or in I/O space, signal a bus
1184 (pc_addr): Signal bus error, not illegal instruction for bogus
1187 Wed Nov 20 01:23:03 1996 Doug Evans <dje@canuck.cygnus.com>
1189 * Makefile.in: Delete all stuff moved to ../common/Make-common.in.
1190 (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
1191 * configure.in: Simplify using macros in ../common/aclocal.m4.
1192 Call AC_CHECK_HEADERS(unistd.h).
1193 * configure: Regenerated.
1194 * config.in: New file.
1195 * interp.c: #include "callback.h".
1196 * simops.c: #include "config.h". #include <unistd.h> if present.
1198 Fri Nov 8 16:19:55 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1200 * d10v-sim.h (simops): Add flag is_long.
1201 (State): Add pc_changed. Instructions which update the PC should
1202 use the JMP macro which sets this.
1203 (JMP): New macro. Sets the PC and the pc_changed flag.
1205 * gencode.c (write_opcodes): Add is_long field.
1207 * interp.c (lookup_hash): If we blindly apply a short opcode's mask
1208 to a long opcode we could get a false match. Check the opcode size.
1209 (hash): Add a size field to the hash table.
1210 (sim_open): Initialize size field in hash table.
1211 (sim_resume): Change to logic for setting the PC. Used to increment the
1212 PC if it had not been changed. This didn't allow single-instruction loops.
1213 Now checks the flag State.pc_changed. Also now stops when ^C is received.
1214 (dmem_addr): Fix translation of data segments to unified memory.
1215 (sim_ctrl_c): New function. When ^C is received, set stop_simulator flag.
1217 * simops.c: Changed all branch and jump instructions to use new JMP macro.
1218 (OP_20000000): Corrected trace information to show this is a ldi.l, not
1219 a ldi.s instruction.
1221 Thu Oct 31 19:13:55 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1223 * interp.c (sim_fetch_register, sim_store_register): Fix bug where
1224 updating the accumulators was overwriting other parts of the global
1227 Wed Oct 30 17:35:14 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1229 * interp.c (bfd.h) Don't include it here any more.
1230 (text{,_start,_end}): Move here from simops.c and make extern.
1231 (decode_pc): New function to return the PC as an address that the
1233 (dmem_addr): Print decoded PC in error message.
1236 * simops.c (bfd.h) Don't include it here any more.
1237 (text{,_start,_end}): Move to simops.c.
1238 (trace_input_func): Move decoding of PC, and looking up .text
1241 * d10v_sim.h (bfd.h): Include it here.
1242 (text{,_start,_end}): Add external declarations.
1246 Tue Oct 29 12:13:52 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1248 * interp.c (sim_size): Now allocates unified memory for imap segments
1249 0,1,2, and 127. Initializes imap0 and imap1 to 0x1000. Initializes dmap to 0.
1250 (sim_write): Just call xfer_mem().
1251 (sim_read): Just call xfer_mem().
1252 (xfer_mem): New function. Does appropriate memory mapping and copies bytes.
1253 (dmem_addr): New function. Reads dmap register and translates data
1254 addresses to local addresses.
1255 (pc_addr): New function. Reads imap register and computes local address
1256 corresponding to contents of the PC.
1257 (sim_resume): Change to use pc_addr().
1258 (sim_create_inferior): Change reinitialization code. Also reinitializes
1260 (sim_fetch_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1261 (sim_store_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1263 * simops.c (MEMPTR): Redefine to use dmem_addr().
1264 (OP_5F00): Replace references to STate.imem with dmem_addr().
1266 * d10v-sim.h (State): Remove mem_min and mem_max. Add umem[128].
1267 (RB,SW,RW,SLW,RLW): Redefine to use dmem_addr().
1268 (IMAP0,IMAP1,DMAP,SET_IMAP,SET_IMAP1,SET_DMAP): Define.
1270 Tue Oct 22 15:22:33 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1272 * d10v_sim.h (_ins_type): Reorganize, so that we can provide
1273 better statistics, like not counting NOPS as parallel
1274 instructions, and printing total cycles.
1275 (ins_type_counters): Make unsigned long.
1276 (left_nops,right_nops): Fold into ins_type_counters.
1278 * simops.c (trace_input_func): Print new instruction types.
1279 Handle OP_R2R3 as input types.
1280 (OP_{38000000,7000}): Correctly sign extend bytes.
1281 (OP_5E00): Don't count NOPs as parallel instructions.
1282 (OP_460B): Remove unused variable.
1285 * interp.c (ins_type_counters): Make unsigned long.
1286 (left_nops,right_nops): Delete.
1287 (most functions): Add prototypes.
1288 (INLINE): If GCC and optimize define as __inline__.
1289 ({,lookup_}hash,get_operands): Declare as INLINE.
1290 (do_parallel): Count conditional operations.
1291 (add_commas): New function, to add commas every 3 digits.
1292 (sim_size): Call add_commas to print numbers.
1293 (sim_{open,resume}): Delete unused variables.
1294 (sim_info): Provide better statistics.
1295 (sim_read): Add int return type.
1297 Mon Oct 21 16:16:26 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1299 * interp.c (sim_resume): Change the way single-stepping and exceptions
1300 are handled so single-stepping works again.
1302 Thu Oct 17 12:24:16 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1304 * endian.c: Optimize simulated loads/stores on x86, AIX, and big
1307 * configure.in (--enable-sim-bswap): New switch to enable using
1308 the BSWAP instruction on x86's.
1309 * configure: Regenerate.
1311 * Makefile.in ({SWAP,CONFIG}_CFLAGS): Add --enable-sim-bswap
1314 Wed Oct 16 13:50:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1316 * endian.c: New file. Move endian functions here from interp.c.
1317 Optimize code, and make it work as either inline functions or as a
1320 * interp.c: Move endian functions from here to endian.c.
1322 * Makefile.in (INCLUDE): Add endian.c.
1323 (run,libsim.a): Add dependency on endian.o.
1324 (endian.o): Add dependency.
1326 * d10v_sim.h (read/write support): Always go through the machine
1327 independent endian functions. If compiling with GCC and
1328 optimizing, include endian.c so the endian functions are inlined.
1330 * simops.c (OP_5F00): Correct tracing of accumulators.
1332 Tue Oct 15 10:57:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1334 * simops.c (OP_5F00): Add support for getpid, kill system calls.
1336 * interp.c (do_{2_short,parallel}): If an exception is raised,
1337 don't execute the second instruction.
1339 Sat Oct 12 22:17:43 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1341 * simops.c (OP_{31000000,6601,6201,6200}): Store address in a
1342 temporary in case the register is overriden when loading.
1343 (OP_6200): Output type is OP_DREG for tracing.
1345 Fri Oct 4 23:46:18 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1347 * d10v_sim.h (struct _state): Add mem_{min,max} fields.
1349 * interp.c (sim_size): Initialize mem_{min,max} fields.
1350 (sim_write): Update mem_{min,max} fields.
1351 (sim_resume): If PC is not in the minimum/maximum memory range,
1353 (sim_create_inferior): Preserve mem_{min,max} fields.
1355 Fri Sep 27 13:11:58 1996 Mark Alexander <marka@cygnus.com>
1357 * simops.c (OP_5F00): Add support for time() system call.
1359 Wed Sep 25 16:31:41 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1361 * simops.c (OP_{6E01,6A01,6E1F,6A00}): Print both words being
1363 (OP_5F00,trace_{in,out}put_func): Add finer grain tracing for
1366 Mon Sep 23 17:55:30 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1368 * simops.c (op_types): Add OP_{CONSTANT8,R2,R3}.
1369 (trace_input_func): Add support for OP_{CONSTANT8,R2,R3}.
1370 (OP_{4900,24800000,4800,4A00,4B00,4D00,4C00}): Add OP_R2 and OP_R3
1371 to call/subroutine returns to trace the first two arguments and
1372 the return value. For small jumps, use CONSTANT8, not CONSTANT16.
1374 Fri Sep 20 15:36:45 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1376 * interp.c (sim_create_inferior): Reinitialize State every time
1377 sim_create_inferior() is called.
1379 Thu Sep 19 21:38:20 1996 Michael Meissner <meissner@wogglebug.ziplink.net>
1381 * simops.c (OP_{401,2000000,601,3000000,23000000}): Get sign right
1383 (OP_401): Fix tracing information.
1385 Thu Sep 19 10:30:22 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1387 * simops.c (SIZE_{PC,LINE_NUMBER}): New default sizes for output.
1388 (trace_input_func): Use them.
1389 (trace_input_func): Make sure there is a trailing space after the
1391 (OP_6200): Fix tracing info.
1393 * Makefile.in (run): Add dependencies on libbfd.a and
1396 Wed Sep 18 09:13:25 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1398 * d10v_sim.h (DEBUG_INSTRUCTION): New debug value to include line
1399 numbers and function names in debug trace.
1400 (DEBUG): If not defined, set to DEBUG_TRACE, DEBUG_VALUES, and
1402 (SIG_D10V_{STOP,EXIT}): Values to represent the stop instruction
1403 and exit system call trap being executed.
1405 * interp.c (sim_stop_reason): Set exit code correctly for stop
1406 instruction and exit system call trap.
1408 * configure.in (--enable-sim-cflags): Remove trace case.
1409 (--enable-sim-debug): New switch to set the debug values.
1410 * configure: Regenerate.
1412 * simops.c (trace_{input,output}_func): Rename from
1413 trace_{input,output}.
1414 (trace_{input,output}): Call trace_{input,output}_func if
1415 d10v_debug is non-zero.
1416 (SIZE_INSTRUCTION): Cut down to 8.
1417 (SIZE_OPERANDS): Cut down to 18.
1418 (SIZE_LOCATION): New value for size of line number, function name
1420 (init_text_p,text{,_start,_end}): New static variables for
1421 printing line number and function name.
1422 (exec_bfd): New external that run.c sets.
1423 (trace_input_func): Print line number and function name if
1424 available and if desired.
1425 (OP_4E09): Don't print out DBT message.
1426 (OP_5FE0): Set exception field to SIG_D10V_STOP.
1427 (OP_5F00): Set exception field to SIG_D10V_EXIT.
1429 Sat Sep 14 22:18:43 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1431 * interp.c (do_2_short): If the instruction encodes jump->ins,
1432 don't do the second instruction if the jump succeeds.
1434 Fri Sep 13 22:35:19 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1436 * simops.c (OP_5F00): Use unknown traps to print all GPRs,
1437 accumulators, PC, and F0/F1/C flags.
1439 Thu Sep 12 12:50:11 1996 Mark Alexander <marka@cygnus.com>
1441 * simops.c (OP_5F00): Fix problems with system calls.
1443 Thu Sep 12 12:19:28 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1445 * simops.c (OP_5F00): Correct tracing information for trap.
1447 Wed Sep 11 18:55:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1449 * Makefile.in (CSEARCH): Correctly find opcodes directory.
1451 Mon Sep 9 13:27:26 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1453 * simops.c (trace_output): Properly align accumulator output.
1454 (OP_3{0,2,4}00): Properly parenthesize test expression. Add error
1455 if shift count is too high.
1456 (OP_4E{00,02,04,20,22,40,42}): Make tests agree with book.
1457 (OP_4E09): Make cpfg properly trace the input flags.
1458 (op_types): Add OP_FLAG_OUTPUT.
1459 (trace_{input,output}): Support OP_FLAG_OUTPUT.
1460 (OP_31000000): This ld2w varient is a 16-bit memory reference, not
1461 an 8-bit memory reference instruction for tracing purposes.
1462 (OP_201): Addi needs to set the carry.
1464 Fri Sep 6 17:56:17 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1466 * simops.c (OP_2600, OP_2601): Changed min and max comparisons
1467 to use signed register values.
1469 Wed Sep 4 11:35:17 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1471 * d10v_sim.h (DEBUG_*): Add bit flags for controlling debug
1473 (_ins_type): New enumeration to specify which container an
1474 instruction is in, and whether it is part of a parallel operation.
1475 (_state): Add ins_type field.
1476 ({,u}int{8,16,32,64}): Use limits.h to size the appropriate types.
1477 (ins_type_counters): Counters for the various instruction types.
1478 ({left,right}_nops): Counters for the number of nops in each
1480 (d10v_debug): New variable to indicate whether debugging is turned
1483 * simops.c: (all functions): Change all #ifdef DEBUG code so that
1484 the input and output values can be traced, along with the
1485 instruction type. Make the -t option enable tracing.
1486 (all functions): Change printf calls to use the printf_filtered
1487 function in the callback table.
1489 * interp.c (_leftright): New enumeration to say whether 2 short
1490 instructions are done left first or right first.
1491 (do_{long,2_short,parallel}): Indicate in the machine state which
1492 type of instruction this is. Count each of the types of
1493 instructions executed.
1494 (sim_size): Only print the memory sizes if DEBUG_MEMSIZE debug
1496 (sim_resume): Pass left/right indication to do_2_short.
1497 (all functions): Change printf calls to use the printf_filtered
1498 function in the callback table.
1499 (sim_trace): Turn on debug flag if DEBUG was defined, and call
1501 (sim_info): Print out statistics on instructions.
1502 (sim_{trace,create_inferior}): Eliminate extraneous output unless
1504 (sim_open): If args == -t and DEBUG was defined, set d10v_debug.
1505 Only initialize the hash table the first time sim_open is called.
1507 * Makefile.in: Make objects depend on d10v_sim.h.
1508 ({,SIM_}CFLAGS): Include configure dependent switches. Setting
1509 CFLAGS does not override host/target defines or SIM_CFLAGS.
1510 (CC_FOR_BUILD,gencode): Use CC_FOR_BUILD to compile gencode.
1511 (run): By default, the math library is not needed to be linked
1513 ({BFD,LIBIBERTY}_LIB): Define as variables so they can be
1515 (VPATH): Don't set to anything but @srcdir@ to work with non-GNU
1517 ({run,callback}.o): Provide explicit paths to their appropriate
1519 (gencode{,.o},d10v-opc.o): Split compilation into creating object
1520 and linking. Instead of linking in libopcodes.a, just compile
1521 d10v-opc.o directly to handle canadian cross.
1522 (CSEARCH): Add opcodes directory.
1524 * configure.in (--enable-sim-cflags): New switch to allow user to
1526 (CC_FOR_BUILD): Deal with canadian crosses.
1527 * configure: Regenerate.
1529 Wed Sep 04 04:45:34 1996 Mark Alexander <marka@cygnus.com>
1531 * simops.c: Include correct syscall.h for d10v, not host's.
1532 Fix #ifdef SYS_stat.
1534 Tue Sep 3 14:00:04 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1536 * simops.c (OP_5F00): Wrap all SYS_xxx traps with #ifdef.
1537 Add trap 2 to be printf and trap 3 to be putchar.
1539 Wed Aug 28 21:42:34 1996 Mark Alexander <marka@cygnus.com>
1541 * Makefile.in, d10v_sim.h, interp.c, simops.c: Add support
1542 for low-level system calls.
1544 Wed Aug 28 17:33:19 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1546 * Makefile.in, d10v_sim.h, interp.c: Fix byte-order problems.
1548 Mon Aug 26 18:30:28 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1550 * d10v_sim.h (SEXT32): Added.
1551 * interp.c: Commented out printfs.
1552 * simops.c: Fixed error in sb and st2w.
1554 Thu Aug 15 13:30:03 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1556 * Makefile.in, d10v_sim.h, interp.c, simops.c: Added remaining
1557 DSP instructions. Added modulo addressing.
1559 Sun Aug 11 12:57:15 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1561 * Makefile.in, d10v_sim.h, interp.c, simops.c: Snapshot.
1563 Fri Aug 2 17:44:24 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1565 * d10v_sim.h, simops.c: Snapshot.
1567 Thu Aug 1 17:05:24 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1569 * ChangeLog, Makefile.in, configure, configure.in, d10v_sim.h,
1570 gencode.c, interp.c, simops.c: Created.