1 2012-06-19 Joel Brobecker <brobecker@adacore.com>
3 * interp.c: #include "config.h" instead of "sysdep.h".
4 Add conditional include of string.h or strings.h, as well as
5 conditional include of stdlib.h.
7 2012-06-15 Joel Brobecker <brobecker@adacore.com>
9 * config.in, configure: Regenerate.
11 2012-05-24 Pedro Alves <palves@redhat.com>
15 Replace TARGET_SIGNAL_ with GDB_SIGNAL_ throughout.
17 2012-03-24 Mike Frysinger <vapier@gentoo.org>
19 * aclocal.m4, config.in, configure: Regenerate.
21 2011-12-03 Mike Frysinger <vapier@gentoo.org>
23 * aclocal.m4: New file.
24 * configure: Regenerate.
26 2011-10-17 Mike Frysinger <vapier@gentoo.org>
28 * configure.ac: Change include to common/acinclude.m4.
30 2011-10-17 Mike Frysinger <vapier@gentoo.org>
32 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
33 call. Replace common.m4 include with SIM_AC_COMMON.
34 * configure: Regenerate.
36 2010-04-14 Mike Frysinger <vapier@gentoo.org>
38 * interp.c (sim_write): Add const to buffer arg.
40 2010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
42 * configure: Regenerate.
44 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
46 * config.in: Regenerate.
47 * configure: Likewise.
49 * configure: Regenerate.
51 2008-07-11 Hans-Peter Nilsson <hp@axis.com>
53 * configure: Regenerate to track ../common/common.m4 changes.
56 2008-06-06 Vladimir Prus <vladimir@codesourcery.com>
57 Daniel Jacobowitz <dan@codesourcery.com>
58 Joseph Myers <joseph@codesourcery.com>
60 * configure: Regenerate.
62 2006-12-21 Hans-Peter Nilsson <hp@axis.com>
65 * config.in: Regenerate.
67 2006-06-13 Richard Earnshaw <rearnsha@arm.com>
69 * configure: Regenerated.
71 2006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
73 * configure: Regenerated.
75 2006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
77 * configure: Regenerated.
79 2006-04-18 Nick Clifton <nickc@redhat.com>
81 * interp.c (sim_stop_reason): Fix typo.
83 2005-11-28 Mark Mitchell <mark@codesourcery.com>
85 * interp.c (gdb/signals.h): Include it.
86 (sim_stop_reason): Use TARGET_SIGNAL_*.
88 2005-03-23 Mark Kettenis <kettenis@gnu.org>
90 * configure: Regenerate.
92 2005-01-14 Andrew Cagney <cagney@gnu.org>
94 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
95 explicit call to AC_CONFIG_HEADER.
96 * configure: Regenerate.
98 2005-01-12 Andrew Cagney <cagney@gnu.org>
100 * configure.ac: Update to use ../common/common.m4.
101 * configure: Re-generate.
103 2005-01-11 Andrew Cagney <cagney@localhost.localdomain>
105 * configure: Regenerated to track ../common/aclocal.m4 changes.
107 2005-01-07 Andrew Cagney <cagney@gnu.org>
109 * configure.ac: Rename configure.in, require autoconf 2.59.
110 * configure: Re-generate.
112 2004-12-08 Hans-Peter Nilsson <hp@axis.com>
114 * configure: Regenerate for ../common/aclocal.m4 update.
116 2004-06-28 Andrew Cagney <cagney@gnu.org>
118 * interp.c (sim_resume): Rename ui_loop_hook to
119 deprecated_ui_loop_hook.
121 2003-10-30 Andrew Cagney <cagney@redhat.com>
123 * simops.c: Replace "struct symbol_cache_entry" with "struct
126 2003-06-22 Andrew Cagney <cagney@redhat.com>
128 * interp.c (xfer_mem): Simplify. Only do a single partial
129 transfer. Problem reported by Tom Rix.
131 2003-05-07 Andrew Cagney <cagney@redhat.com>
133 * interp.c (sim_d10v_translate_addr): Add "regcache" parameter.
134 (sim_d10v_translate_imap_addr): Ditto.
135 (sim_d10v_translate_dmap_addr): Ditto.
136 (xfer_mem): Pass NULL regcache to sim_d10v_translate_addr.
137 (dmem_addr): Pass NULL regcache to sim_d10v_translate_dmap_addr.
138 (dmap_register, imap_register): Add "regcache" parameter.
139 (imem_addr): Pass NULL regcache to sim_d10v_translate_imap_addr.
140 (sim_fetch_register): Pass NULL regcache to imap_register and
143 2003-02-27 Andrew Cagney <cagney@redhat.com>
145 * interp.c (sim_open, sim_create_inferior): Rename _bfd to bfd.
147 2002-11-13 Andrew Cagney <cagney@redhat.com>
149 * simops.c: Include <string.h>.
151 2002-06-17 Andrew Cagney <cagney@redhat.com>
153 * d10v_sim.h (SET_PSW_BIT): Add cast to avoid inverting an enum.
155 2002-06-16 Andrew Cagney <ac131313@redhat.com>
157 * configure: Regenerated to track ../common/aclocal.m4 changes.
159 2002-06-13 Tom Rix <trix@redhat.com>
161 * interp.c (xfer_mem): Fix transfers across multiple segments.
163 2002-06-09 Andrew Cagney <cagney@redhat.com>
165 * Makefile.in (INCLUDE): Update path to callback.h.
166 * gencode.c: Do not include "callback.h".
167 * d10v_sim.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
170 2002-06-08 Andrew Cagney <cagney@redhat.com>
172 * interp.c (sim_fetch_register): Fix name of enum used in cast.
173 (sim_store_register): Ditto.
175 2002-06-02 Elena Zannoni <ezannoni@redhat.com>
177 From Jason Eckhardt <jle@redhat.com>
178 * d10v_sim.h (INC_ADDR): Correctly handle the case where MOD_E is
179 less than MOD_S (post-decrement).
181 2002-06-01 Andrew Cagney <ac131313@redhat.com>
183 * interp.c (sim_fetch_register, sim_store_register): Use a switch
184 statement and enums from "sim-d10v.h".
186 2002-05-28 Elena Zannoni <ezannoni@redhat.com>
188 * interp.c (sim_create_inferior): Add comment.
190 From Alan Matsuoka <alanm@redhat.com>:
191 From 2001-04-27 Jason Eckhardt <jle@cygnus.com>:
192 * simops.c (OP_4400): Output "mvf0f" instead of "mf0f".
193 (OP_4401): Output "mvf0t" instead of "mf0t".
194 (OP_460B): Do not output a flag register.
195 (OP_4609): Do not output a flag register.
197 2002-05-23 Andrew Cagney <ac131313@redhat.com>
199 * Makefile.in (INCLUDE): Add "gdb/sim-d10v.h".
200 * interp.c: Include "gdb/sim-d10v.h" instead of "sim-d10v.h".
202 2001-08-01 John R. Moore <jmoore@redhat.com>
204 * interp.c (sim_create_inferior): Removed a hack that stated
205 it was setting r0/r1 with argc/argv.
207 2001-04-15 J.T. Conklin <jtc@redback.com>
209 * Makefile.in (simops.o): Add simops.h to dependency list.
211 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
213 * configure: Regenerated to track ../common/aclocal.m4 changes.
215 Tue Apr 18 16:26:41 2000 Andrew Cagney <cagney@b1.cygnus.com>
217 * interp.c (sim_resume): Deliver SIGILL.
218 (lookup_hash): Do not print SIGILL message.
220 Tue Feb 22 18:24:56 2000 Andrew Cagney <cagney@b1.cygnus.com>
222 * Makefile.in (SIM_EXTRA_CFLAGS): Define SIM_HAVE_ENVIRONMENT.
223 * interp.c (sim_set_trace): Replace sim_trace. Enable tracing.
225 Tue Feb 8 17:41:12 2000 Andrew Cagney <cagney@b1.cygnus.com>
227 * d10v_sim.h (SIG_D10V_BUS): Define.
229 * simops.c (address_exception): Delete function.
230 (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
231 OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
232 OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
233 OP_6E1F, OP_6A01, OP_6E01, OP_37010000): Replace call to
234 address_exception with code that sets SIG_D10V_BUS.
236 * interp.c (sim_resume): When SIGBUS or SIGSEGV, deliver a bus
237 error to the simulator before resuming execution.
238 (sim_trace): Check stop reason and use that to determine sim_trace
240 (sim_stop_reason): For SIG_D10V_BUS return a SIGBUS / SIGSEGV
243 Tue Jan 18 16:07:42 MST 2000 Diego Novillo <dnovillo@cygnus.com>
245 * interp.c (sim_create_inferior): Change internal initial value for
248 Mon Jan 3 02:06:07 2000 Andrew Cagney <cagney@b1.cygnus.com>
250 * interp.c (lookup_hash): Stop the update of the PC when there was
251 an illegal instruction exception.
253 Mon Jan 3 00:14:33 2000 Andrew Cagney <cagney@b1.cygnus.com>
255 * simops.c (address_exception): New function.
256 (OP_30000000, OP_6401, OP_6001, OP_6000, OP_32010000, OP_31000000,
257 OP_6601, OP_6201, OP_6200, OP_33010000, OP_34000000, OP_6800,
258 OP_6C1F, OP_6801, OP_6C01, OP_36010000, OP_35000000, OP_6A00,
259 OP_6E1F, OP_6A01, OP_6E01, OP_37010000): For "ld", "ld2w", "st"
260 and "st2w" check that the address is aligned.
262 1999-12-30 Chandra Chavva <cchavva@cygnus.com>
264 * d10v_sim.h (INC_ADDR): Added code to assign
265 proper address for loads with predec operations.
267 1999-11-25 Nick Clifton <nickc@cygnus.com>
269 * simops.c (OP_4E0F): New function: Simulate new bit pattern for
272 Fri Oct 29 18:34:28 1999 Andrew Cagney <cagney@b1.cygnus.com>
274 * simops.c (move_to_cr): Don't allow user to set PSW.DM in either
277 Thu Oct 28 01:26:18 1999 Andrew Cagney <cagney@b1.cygnus.com>
279 * simops.c (OP_5F20): Use SET_HW_PSW when updating PSW.
280 (PSW_HW_MASK): Declare.
282 * d10v_sim.h (move_to_cr): Add ``psw_hw_p'' parameter.
283 (SET_CREG, SET_PSW_BIT): Update.
284 (SET_HW_CREG, SET_HW_PSW): Define.
286 Sun Oct 24 21:38:04 1999 Andrew Cagney <cagney@b1.cygnus.com>
288 * interp.c (sim_d10v_translate_dmap_addr): Fix extraction of IOSP
291 Sun Oct 24 16:04:16 1999 Andrew Cagney <cagney@b1.cygnus.com>
293 * interp.c (sim_d10v_translate_addr): New function.
294 (xfer_mem): Rewrite. Use sim_d10v_translate_addr.
295 (map_memory): Make INLINE.
297 Sun Oct 24 13:45:19 1999 Andrew Cagney <cagney@b1.cygnus.com>
299 * interp.c (sim_d10v_translate_dmap_addr): New function.
300 (dmem_addr): Rewrite. Use sim_d10v_translate_dmap_addr. Change
301 offset parameter to type uint16.
302 * d10v_sim.h (dmem_addr): Update declaration.
304 Sun Oct 24 13:07:31 1999 Andrew Cagney <cagney@b1.cygnus.com>
306 * interp.c (imap_register, set_imap_register, dmap_register,
307 set_imap_register): Use map_memory.
309 (sim_create_inferior): Initialize all DMAP registers. NOTE that
310 DMAP2, in internal memory mode, is set to 0x0000 and NOT
311 0x2000. This is consistent with the older d10v boards.
313 Sun Oct 24 11:22:12 1999 Andrew Cagney <cagney@b1.cygnus.com>
315 * interp.c (sim_d10v_translate_imap_addr): New function.
316 (imem_addr): Rewrite. Use sim_d10v_translate_imap_addr.
317 (last_from, last_to): Declare.
319 Sun Oct 24 01:21:56 1999 Andrew Cagney <cagney@b1.cygnus.com>
321 * d10v_sim.h (struct d10v_memory): Define. Support very long
323 (struct _state): Replace imem, dmem and umem by mem.
324 (IMAP_BLOCK_SIZE, DMAP_BLOCK_SIZE, SEGMENT_SIZE, IMEM_SEGMENTS,
325 DMEM_SEGMENTS, UMEM_SEGMENTS): Define.
327 * interp.c (map_memory): New function.
328 (sim_size, xfer_memory, imem_addr, dmem_addr): Update.
329 (UMEM_SEGMENTS): Moveed to "d10v_sim.h".
330 (IMEM_SIZEDMEM_SIZE): Delete.
332 Sat Oct 23 20:06:58 1999 Andrew Cagney <cagney@b1.cygnus.com>
334 * interp.c: Include "sim-d10v.h".
335 (imap_register, set_imap_register, dmap_register,
336 set_dmap_register, spi_register, spu_register, set_spi_register,
337 set_spu_register): New functions.
338 (sim_create_inferior): Update.
339 (sim_fetch_register, sim_store_register): Rewrite. Use enums
340 defined in sim-d10v.h.
342 * d10v_sim.h (DEBUG_MEMORY): Define.
343 (IMAP0, IMAP1, DMAP, SET_IMAP0, SET_IMAP1, SET_DMAP): Delete.
345 Sat Oct 23 18:41:18 1999 Andrew Cagney <cagney@b1.cygnus.com>
347 * interp.c (sim_open): Allow a debug value to be passed to the -t
349 (lookup_hash): Don't exit on an illegal instruction.
350 (do_long, do_2_short, do_parallel): Check for failed instruction
353 Mon Oct 18 18:03:24 MDT 1999 Diego Novillo <dnovillo@cygnus.com>
355 * simops.c (OP_3220): Fix trace output for illegal accumulator
358 1999-09-14 Nick Clifton <nickc@cygnus.com>
360 * simops.c: Disable setting of DM bit in PSW.
362 Wed Sep 8 19:34:55 MDT 1999 Diego Novillo <dnovillo@cygnus.com>
364 * simops.c (op_types): Added new memory indirect type OP_MEMREF3.
365 (trace_input_func): Added support for OP_MEMREF3.
366 (OP_32010000): New instruction ld.
367 (OP_33010000): New instruction ld2w.
368 (OP_5209): New instruction sac.
369 (OP_4209): New instruction sachi.
370 (OP_3220): New instruction slae.
371 (OP_36010000): New instruction st.
372 (OP_37010000): New instruction st2w.
374 1999-09-09 Stan Shebs <shebs@andros.cygnus.com>
376 * interp.c (old_segment_mapping): New global.
377 (xfer_mem): Change the default segment mapping to be the way
378 that Mitsubishi prefers, but use the previous mapping if
379 old_segment_mapping is true.
380 (sim_open): Add an option -oldseg to get the old mapping.
381 (sim_create_inferior): Init mapping registers based on the
382 value of old_segment_mapping.
384 1999-09-07 Nick Clifton <nickc@cygnus.com>
386 * simops.c (OP_6601): Do not write back decremented address if
387 either of the destination registers was the same as the address
389 (OP_6201): Do not write back incremented address if either of the
390 destination registers was the same as the address register.
392 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
394 * configure: Regenerated to track ../common/aclocal.m4 changes.
396 1999-05-08 Felix Lee <flee@cygnus.com>
398 * configure: Regenerated to track ../common/aclocal.m4 changes.
400 1999-04-02 Keith Seitz <keiths@cygnus.com>
402 * interp.c (ui_loop_hook_counter): New global (when NEED_UI_LOOP_HOOK
404 (sim_resume): If the counter has expired, call the ui_loop_hook,
406 (UI_LOOP_POLL_INTERVAL): Define. Used to tweak the frequency of
408 * Makefile.in (SIM_EXTRA_CFLAGS): Include NEED_UI_LOOP_HOOK.
410 Wed Mar 10 19:32:13 1999 Nick Clifton <nickc@cygnus.com>
412 * simops.c: If load instruction with auto increment/decrement
413 addressing is used when the destination register is the same as
414 the address register, then ignore the auto increment/decrement.
416 Wed Mar 10 19:32:13 1999 Martin M. Hunt <hunt@cygnus.com>
418 * simops.c (OP_5F00): Ifdef SYS_stat case because
419 not all systems have it defined.
421 1999-01-26 Jason Molenda (jsm@bugshack.cygnus.com)
423 * simops.c (OP_5607): Correct saturation comparison/assignment.
424 (OP_1201, OP_1203, OP_17001200, OP_17001202,
425 OP_2A00, OP_2800, OP_2C00, OP_3200, OP_3201,
426 OP_1001, OP_1003, OP_17001000, OP_17001002): Ditto.
428 1999-01-26 Jason Molenda (jsm@bugshack.cygnus.com)
430 * simops.c (OP_5605): Sign extend MIN32 and MAX32 before saturation
436 1999-01-13 Jason Molenda (jsm@bugshack.cygnus.com)
438 * simops.c (OP_1223): Sign extend MIN32 and MAX32 before saturation
441 Tue Nov 24 17:04:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
443 * simops.c (sys/syscall.h): Include targ-vals.h instead.
444 (SYS_*): Replace with TARGET_SYS_*.
446 * Makefile.in: Add dependency on targ-vals.h.
447 (NL_TARGET): Define as NL_TARGET_d10v.
449 Wed Sep 30 00:06:32 1998 Andrew Cagney <cagney@amy.cygnus.com>
451 * interp.c (xfer_mem): Missing break, instruction memory case
452 flowed into unified memory case.
454 Wed Sep 30 10:14:18 1998 Nick Clifton <nickc@cygnus.com>
456 * simops.c: If load instruction with auto increment/decrement
457 addressing is used when the destination register is the same as
458 the address register, then ignore the auto increment/decrement.
460 Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
462 * configure: Regenerated to track ../common/aclocal.m4 changes.
464 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
466 * configure: Regenerated to track ../common/aclocal.m4 changes.
469 Sun Apr 26 15:20:23 1998 Tom Tromey <tromey@cygnus.com>
471 * acconfig.h: New file.
472 * configure.in: Reverted change of Apr 24; use sinclude again.
474 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
476 * configure: Regenerated to track ../common/aclocal.m4 changes.
479 Fri Apr 24 11:20:06 1998 Tom Tromey <tromey@cygnus.com>
481 * configure.in: Don't call sinclude.
483 Fri Apr 24 11:04:46 1998 Andrew Cagney <cagney@chook.cygnus.com>
485 * interp.c (struct hash_entry): OPCODE and MASK are unsigned.
487 * d10v_sim.h (remote-sim.h, sim-config.h): Include.
489 Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
491 * configure: Regenerated to track ../common/aclocal.m4 changes.
493 Wed Apr 1 12:59:17 1998 Andrew Cagney <cagney@b1.cygnus.com>
495 * simops.c (trace_input_func): Use move_from_cr / CREGS to obtain
497 (OP_OP_1000000, add3): Trace inputs before performing add.
498 (OP_5F00, <*>): Trace input registers before making system call.
499 (OP_5F00, <kill>): Trace R0, R1 not REGn.
500 (OP_5F00, <getpid>): Always return 47.
502 * d10v_sim.h (SLOT, SLOT_NR, SLOT_PEND_MASK, SLOT_PEND,
503 SLOT_DISCARD, SLOT_FLUSH): Define. An implementation of write
505 (struct _state): Add struct slot slot to global state variable.
506 (struct _state): Delete fields SM, EA, DB, DM, IE, RP, MD, FX, ST,
507 F0, F1, C from global State variable.
508 (struct _state): Add struct trace to global State variable.
509 (GPR, SET_GPR): Define. SET_GPR uses SLOT_PEND.
510 (PSW*, SET_PSW*): Define. SET_PSW* uses SET_CREG.
511 (CREG, SET_CREG, SET_*): Define. SET_CREG uses func move_to_cr.
512 (INC_ADDR): Re-implement. Use SET_GPR to update registers.
513 (JMP): Re-implement. Use SET_* to update registers.
515 * interp.c: Use new SET_* et.al. macros to fetch / store
517 (get_operands): Squirrel away trace values at start of each
519 (do_2_short): Flush pending writes before issuing second
521 (sim_resume): Flush pending writes at end of instruction cycle.
522 (sim_fetch_register, sim_store_register, sim_create_inferior):
523 After scheduling updates to registers using SET_*, flush updates.
524 (sim_resume): Re-order handling of RPT/repeat and IBA/hbreak so
525 that each sets pc using SET_* and last SET_* eventually winds out.
527 * simops.c: Use new SET_* et.al. macros to fetch / store
529 (move_to_cr): Add MASK argument for selective update of CREG bits.
530 Re-implement using new SET_* macros.
531 (trace_output_func, trace_output): Delete. Replace with.
532 (do_trace_output_flush, trace_output_finish, trace_output_40,
533 trace_output_32, trace_output_16, trace_output_void,
534 trace_output_flag): New functions. Handle specific trace cases.
535 (OP_*): Re-write tracing to use new trace_output_* functions.
536 (OP_*): Re-write to use new SET_* et.al. macros.
537 (FUNC, PARM[1-4], RETVAL, RETVAL32): Redo definition.
538 (RETVAL_HIGH, RETVAL_LOW): Delete, use RETVAL32.
540 Wed Apr 1 12:55:18 1998 Andrew Cagney <cagney@b1.cygnus.com>
542 * configure.in (SIM_AC_OPTION_WARNINGS): Add.
543 configure: Re-generate.
545 Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
547 * configure: Regenerated to track ../common/aclocal.m4 changes.
549 Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
551 * configure: Regenerated to track ../common/aclocal.m4 changes.
553 Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
555 * configure: Regenerated to track ../common/aclocal.m4 changes.
557 Tue Feb 17 12:38:42 1998 Andrew Cagney <cagney@b1.cygnus.com>
559 * interp.c (sim_store_register, sim_fetch_register): Pass in
560 length parameter. Return -1.
562 Mon Oct 27 14:43:33 1997 Fred Fish <fnf@cygnus.com>
564 * (dmem_addr): If address is illegal or in I/O space, signal a bus
565 error. Allocate unified memory on demand. Fix DMEM address
568 Mon Feb 16 10:27:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
570 * simops.c (OP_5F20): Implement "dbt".
571 (OP_5F60): Implement "rtd".
573 * d10v_sim.h (DPC_CR): Define enum.
574 (DBT_VECTOR_START): Define
577 Fri Feb 13 15:15:58 1998 Andrew Cagney <cagney@b1.cygnus.com>
579 * simops.c (move_to_cr): Sync regs[SP_IDX] with State.sp according
582 * d10v_sim.h (struct _state): Add sp, as holding area for SPI/SPU.
585 Wed Feb 11 16:53:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
587 * simops.c (OP_5F00): Call error instead of abort for unknown
590 * d10v_sim.h (enum): Define DPSW_CR.
592 * simops.c (move_to_cr): Mask out hardwired zero bits in DPSW.
594 Tue Feb 10 18:28:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
596 * interp.c (sim_write_phys): Delete.
597 (sim_load): Call sim_load_file with sim_write and LMA.
599 Mon Feb 9 12:05:01 1998 Andrew Cagney <cagney@b1.cygnus.com>
601 * interp.c: Rewrite xfer_mem so that it translates addresses as -
602 0x00... - DMAP translated memory, 0x01... IMAP translated memory,
603 0x10... - on-chip data, 0x11... - on-chip insn, 0x12... - unified
606 (imem_addr): New function - translate IMEM address.
607 (sim_resume): Use imem_addr to translate insn address, abort if
609 (sim_create_inferior): Write ARGV to memory using sim_write. Pass
610 argc/argv using r0/r1 not r2/r3.
611 (sim_size): Do not initialize IMAP/DMAP here.
612 (sim_open): Call sim_create_inferior and sim_size to initialize
614 (sim_create_inferior): Initialize IMAP/DMAP to hardware reset
616 (init_system): Delete.
617 (xfer_mem, sim_fetch_register, sim_store_register): Do not call
619 (decode_pc): Check prog_bfd is defined before looking up .text
622 Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
624 * configure: Regenerated to track ../common/aclocal.m4 changes.
626 Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
628 * configure: Regenerated to track ../common/aclocal.m4 changes.
630 Sun Jan 25 22:23:01 1998 Michael Meissner <meissner@cygnus.com>
632 * interp.c (sim_stop_reason): Exit status is now in r0, not r2.
634 Sat Jan 24 19:00:30 1998 Michael Meissner <meissner@cygnus.com>
636 * d10v_sim.h (DEBUG_TRAP): New debug flag.
638 * simops.c (OP_5F00): If DEBUG_TRAP is on, turn traps 0-14 into
639 printing the registers.
641 Thu Jan 22 17:54:01 1998 Michael Meissner <meissner@cygnus.com>
643 * simops.c (op_types): New ABI, args are r0..r3, system call # is
645 (trace_{in,out}put_func): Ditto.
647 (OP_24800000): Ditto.
651 Thu Jan 22 14:30:36 1998 Fred Fish <fnf@cygnus.com>
653 * interp.c (UMEM_SEGMENTS): New define, set to 128.
654 (sim_size): Use UMEM_SEGMENTS rather than hardwired constant.
655 (sim_close): Reset prog_bfd to NULL after closing it. Also
656 reset prog_bfd_was_opened_p after closing prog_bfd.
657 (sim_load): Reset prog_bfd_was_opened_p after closing prog_bfd.
658 (sim_create_inferior): Get start address from abfd not prog_bfd.
659 (xfer_mem): Do bounds checking on addresses and return zero length
660 read/write on bad addresses, rather than aborting. Prepare to
661 be able to handle xfers that cross segment boundaries, but not
662 yet implemented. Only emit debug message when d10v_debug is
663 set as well as DEBUG being defined.
665 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
667 * configure: Regenerated to track ../common/aclocal.m4 changes.
669 Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
671 * configure: Regenerated to track ../common/aclocal.m4 changes.
674 Tue Dec 9 10:28:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
676 * d10v_sim.h (RPT_S): Index cregs with RPT_S_CR not RPT_E_CR.
677 (BPSW): Ditto for BPSW_CR and not PSW_CR.
679 * simops.c (OP_5F40): JMP to BPC instead of assigning PC directly.
681 Mon Dec 8 12:58:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
683 * simops.c (OP_5F00): From Martin Hunt <hunt@cygnus.com>. Change
684 reserved trap from 0 to 15. Add trap emulation code for 0-14.
686 * interp.c (sim_resume): From Martin Hunt <hunt@cygnus.com>. Check
689 * d10v_sim.h (AE_VECTOR_START, RIE_VECTOR_START,
690 SDBT_VECTOR_START, TRAP_VECTOR_START): Define.
692 * simops.c (OP_5F00): For "trap", mask out all but SM bit in PSW,
694 (OP_5F00): For "trap", update BPSW with move_to_cr.
696 Fri Dec 5 15:31:17 1997 Andrew Cagney <cagney@b1.cygnus.com>
698 * d10v_sim.h (enum): Enumerate CR register names.
699 (enum): Enumerate PSW bit values.
700 (PSW): Obtain value uing move_from_cr.
701 (MOD_S, MOD_E, BPSW): Make r-values.
702 (move_from_cr, move_to_cr): Declare functions.
704 * interp.c (sim_fetch_register, sim_store_register): Use
705 move_from_cr and move_to_cr for CR register transfers.
707 * simops.c (move_from_cr, move_to_cr): New functions.
708 (OP_5F40): Move BPSW to PSW using move_to_cr and move_from_cr.
709 (OP_5600): For "mvtc", use function move_to_cr.
710 (OP_5200): For "mvfc", use function move_from_cr.
712 Fri Dec 5 13:33:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
714 * simops.c (OP_5600): For "mvtc" MOD_E and MOD_S, ensure that the
717 Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
719 * configure: Regenerated to track ../common/aclocal.m4 changes.
721 Thu Dec 4 16:51:02 1997 Andrew Cagney <cagney@b1.cygnus.com>
723 * d10v_sim.h (struct _state): Add DM - PSW debug mask.
725 * simops.c (OP_5600): For "mvtc", save PSW.DM.
726 (OP_5200): Ditto for "mvfc".
728 Wed Dec 3 17:27:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
730 * d10v_sim.h (SEXT56): Define.
732 * simops.c (OP_4201): For "rac", sign extend 56 bit value before
735 * d10v_sim.h (MAX32, MIN32, MASK32, MASK40): Re-define using
738 Tue Dec 2 15:38:34 1997 Fred Fish <fnf@cygnus.com>
740 * interp.c (sim_resume): Call do_2_short with LEFT_FIRST or
741 RIGHT_FIRST, as appropriate, instead of hardcoded ints that
742 don't match enum values.
744 Tue Dec 2 15:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
746 * simops.c (OP_3A00): For "macu", perform multiply stage using 32
747 bit rather than 16 bit precision.
748 (OP_3C00): For "mulxu", store unsigned product in ACC.
749 (OP_3800): For "msbu", subtract unsigned product from ACC,
750 (OP_0): For "sub", compute carry by comparing inputs.
752 Tue Dec 2 11:04:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
754 * simops.c (OP_1000): For "sub2w", compute carry by comparing
757 Mon Nov 17 20:57:21 1997 Andrew Cagney <cagney@b1.cygnus.com>
759 * simops.c (OP_1): Use 32 bit unsigned arithmetic for subtract,
760 carry indicated by value > 0xffff.
762 Fri Nov 14 12:51:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
764 * interp.c (sim_resume): Don't set up SIGINT handler using signal,
766 (sim_resume): Fix race condition of a direct assignment to
767 stop_simulator, conditionally call sim_stop.
768 (sim_stop_reason): Check stop_simulator returning SIGINT. Clear
769 stop_simulator ready for next sim_resume call.
770 (sim_ctrl_c): Delete function.
772 Thu Nov 13 19:29:34 1997 Andrew Cagney <cagney@b1.cygnus.com>
774 * interp.c (sim_resume): For "REP", only check/update the PC when
775 a branch instruction has not been executed.
777 Mon Nov 10 17:50:18 1997 Andrew Cagney <cagney@b1.cygnus.com>
779 * simops.c (OP_4201): "rachi". Sign extend bit 40 of ACC. Sign
780 extend bit 44 all constants.
781 (OP_4201): Replace GCC specific 0x..LL with SIGNED64 macro.
783 Fri Oct 24 10:26:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
785 * d10v_sim.h: Include sim-types.h.
786 (uint8, in816, uiny16, int32, uint32, int64, uint64): Typedef
787 using unsigned8 et.al. from sim-types.h.
788 (SEXT32, SEXT40, SEXT44, SEXT60): Replace GCC specific 0x..LL with
791 Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
793 * interp.c (sim_write_phys): New function, write to physical
794 instead of virtual memory.
796 * interp.c (sim_load): Pass lma_p and sim_write_phys to
799 Mon Oct 13 10:55:07 1997 Fred Fish <cygnus.com>
801 * simops.c (OP_6A01): Change OP_POSTDEC to OP_POSTINC and move
802 exception generation code to OP_6E01.
803 (OP_6E01): Change OP_POSTINC to OP_POSTDEC and insert exception
806 Sat Oct 11 09:02:08 1997 Fred Fish <fnf@cygnus.com>
808 * simops.c (OP_6401): postdecrement on r15 is OK, remove exception.
811 Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
813 * configure: Regenerated to track ../common/aclocal.m4 changes.
815 Sat Sep 27 12:51:34 1997 Fred Fish <fnf@cygnus.com>
817 * interp.c (pc_addr): Discard upper bit(s) of PC in case
818 IMAP1 selects unified memory.
819 * d10v_sim.h (INC_ADDR): Align MOD_E to increment before testing
822 Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
824 * configure: Regenerated to track ../common/aclocal.m4 changes.
826 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
828 * configure: Regenerated to track ../common/aclocal.m4 changes.
830 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
832 * configure: Regenerated to track ../common/aclocal.m4 changes.
834 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
836 * configure: Regenerated to track ../common/aclocal.m4 changes.
838 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
840 * configure: Regenerated to track ../common/aclocal.m4 changes.
842 Wed Sep 10 22:30:24 1997 Martin M. Hunt <hunt@cygnus.com>
844 * interp.c (sim_resume): Increment PC at end of rep
847 * simops.c (OP_4201): Fix rachi instruction.
849 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
851 * configure: Regenerated to track ../common/aclocal.m4 changes.
853 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
855 * configure: Regenerated to track ../common/aclocal.m4 changes.
858 Tue Aug 26 10:37:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
860 * interp.c (sim_kill): Delete.
861 (sim_create_inferior): Add ABFD argument.
862 (sim_load): Move setting of PC from here.
863 (sim_create_inferior): To here.
864 (start_address): Delete variable.
866 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
868 * configure: Regenerated to track ../common/aclocal.m4 changes.
871 Mon Aug 25 15:39:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
873 * interp.c (sim_open): Add ABFD argument.
875 Tue May 20 10:14:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
877 * interp.c (sim_open): Add callback argument.
878 (sim_set_callbacks): Remove SIM_DESC argument.
880 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
882 * configure: Regenerated to track ../common/aclocal.m4 changes.
884 Tue Apr 22 10:29:23 1997 Doug Evans <dje@canuck.cygnus.com>
886 * interp.c (sim_open): Undo patch to add -E support.
888 Fri Apr 18 13:39:01 1997 Andrew Cagney <cagney@b1.cygnus.com>
890 * interp.c (sim_stop): New function.
892 Thu Apr 17 02:42:00 1997 Doug Evans <dje@canuck.cygnus.com>
894 * Makefile.in (SIM_OBJS): Add sim-load.o.
895 * d10v_sim.h (exec_bfd): Rename to prog_bfd.
896 * interp.c: #include bfd.h.
897 (myname, sim_kind, start_address): New static locals.
898 (prog_bfd_was_opened_p, prog_bfd): New static locals.
899 (decode_pc): Update to use prog_bfd.
900 (sim_open): Set sim_kind, myname. Ignore -E arg.
901 (sim_close): Close prog_bfd if simulator opened it.
902 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
903 (sim_load): Return SIM_RC. New arg abfd. Set start address from bfd.
904 Call sim_load_file to load file into simulator.
905 * simops.c (trace_input_func): exec_bfd renamed to prog_bfd.
907 Wed Apr 16 16:12:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
909 * simops.c (OP_5F00): Only provide system calls SYS_execv,
910 SYS_wait, SYS_wait, SYS_utime, SYS_time if defined by the host.
912 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
914 * configure: Regenerated to track ../common/aclocal.m4 changes.
917 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
919 * interp.c (sim_open): New arg `kind'.
921 * configure: Regenerated to track ../common/aclocal.m4 changes.
923 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
925 * configure: Regenerated to track ../common/aclocal.m4 changes.
927 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
929 * configure: Re-generate.
931 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
933 * configure: Regenerate to track ../common/aclocal.m4 changes.
935 * simops.c (OP_5F00): Remove old traps 1-3. Make trap 15 the same
936 as trap 0, which will be deprecated. Only set errno, if an error
937 in fact was returned.
939 Thu Mar 13 12:41:20 1997 Doug Evans <dje@canuck.cygnus.com>
941 * interp.c: Delete redundant prototypes of sim_foo fns.
942 (sim_open): New SIM_DESC result. Argument is now in argv form.
943 (other sim_*): New SIM_DESC argument.
945 Thu Mar 13 10:29:04 1997 Michael Meissner <meissner@cygnus.com>
947 * simops.c (trace_{input,output}_func): Call flush_stdout from the
950 (OP_6{4,6,C,A}01): Test for post decrement on the stack pointer.
951 (OP_{1200,1000000,201,5FE0,1003,17001002}): Fix problems in
952 setting the carry bit after an add or a subtract.
954 Wed Feb 12 16:04:15 1997 Michael Meissner <meissner@cygnus.com>
956 * simops.c (OP_{1403,15002A02,3{0,4}0{0,1}}): Only use the bottom
957 40 bits of accumulators. Sign/zero extend as appropriate.
959 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
961 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
962 COMMON_{PRE,POST}_CONFIG_FRAG instead.
963 * configure.in: sinclude ../common/aclocal.m4.
964 * configure: Regenerated.
966 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
968 * configure configure.in Makefile.in: Update to new configure
969 scheme which is more compatible with WinGDB builds.
970 * configure.in: Improve comment on how to run autoconf.
971 * configure: Re-run autoconf to get new ../common/aclocal.m4.
972 * Makefile.in: Use autoconf substitution to install common
975 Fri Dec 27 22:54:05 1996 Angela Marie Thomas (angela@cygnus.com)
977 * gencode.c: patch to not #include "d10v_sim.h" which
978 unecessarily includes bfd.h and causes wingdb configure
981 Mon Dec 16 13:39:03 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
983 * interp.c (xfer_mem): Change unified memory to 0x0.
985 Thu Nov 28 20:42:56 1996 Michael Meissner <meissner@tiktok.cygnus.com>
987 * simops.c (OP_3E01): Fix tracing information.
988 (OP_300{0,1}): Do not propigate sign.
990 Mon Nov 25 19:47:40 1996 Doug Evans <dje@canuck.cygnus.com>
992 * config.in (WORDS_BIGENDIAN): Add.
993 * configure: Regenerated.
994 * d10v_sim.h: #include "config.h"
996 Sat Nov 23 09:34:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
998 * gencode.c (write_opcodes): Eliminate warnings when generated
1001 Wed Nov 20 19:41:40 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1003 * interp.c (sim_open): Cast result of calloc, and make sure NULL
1005 (dmem_addr): If address is illegal or in I/O space, signal a bus
1007 (pc_addr): Signal bus error, not illegal instruction for bogus
1010 Wed Nov 20 01:23:03 1996 Doug Evans <dje@canuck.cygnus.com>
1012 * Makefile.in: Delete all stuff moved to ../common/Make-common.in.
1013 (SIM_OBJS,SIM_EXTRA_CFLAGS,SIM_EXTRA_CLEAN): Define.
1014 * configure.in: Simplify using macros in ../common/aclocal.m4.
1015 Call AC_CHECK_HEADERS(unistd.h).
1016 * configure: Regenerated.
1017 * config.in: New file.
1018 * interp.c: #include "callback.h".
1019 * simops.c: #include "config.h". #include <unistd.h> if present.
1021 Fri Nov 8 16:19:55 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1023 * d10v-sim.h (simops): Add flag is_long.
1024 (State): Add pc_changed. Instructions which update the PC should
1025 use the JMP macro which sets this.
1026 (JMP): New macro. Sets the PC and the pc_changed flag.
1028 * gencode.c (write_opcodes): Add is_long field.
1030 * interp.c (lookup_hash): If we blindly apply a short opcode's mask
1031 to a long opcode we could get a false match. Check the opcode size.
1032 (hash): Add a size field to the hash table.
1033 (sim_open): Initialize size field in hash table.
1034 (sim_resume): Change to logic for setting the PC. Used to increment the
1035 PC if it had not been changed. This didn't allow single-instruction loops.
1036 Now checks the flag State.pc_changed. Also now stops when ^C is received.
1037 (dmem_addr): Fix translation of data segments to unified memory.
1038 (sim_ctrl_c): New function. When ^C is received, set stop_simulator flag.
1040 * simops.c: Changed all branch and jump instructions to use new JMP macro.
1041 (OP_20000000): Corrected trace information to show this is a ldi.l, not
1042 a ldi.s instruction.
1044 Thu Oct 31 19:13:55 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1046 * interp.c (sim_fetch_register, sim_store_register): Fix bug where
1047 updating the accumulators was overwriting other parts of the global
1050 Wed Oct 30 17:35:14 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1052 * interp.c (bfd.h) Don't include it here any more.
1053 (text{,_start,_end}): Move here from simops.c and make extern.
1054 (decode_pc): New function to return the PC as an address that the
1056 (dmem_addr): Print decoded PC in error message.
1059 * simops.c (bfd.h) Don't include it here any more.
1060 (text{,_start,_end}): Move to simops.c.
1061 (trace_input_func): Move decoding of PC, and looking up .text
1064 * d10v_sim.h (bfd.h): Include it here.
1065 (text{,_start,_end}): Add external declarations.
1069 Tue Oct 29 12:13:52 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1071 * interp.c (sim_size): Now allocates unified memory for imap segments
1072 0,1,2, and 127. Initializes imap0 and imap1 to 0x1000. Initializes dmap to 0.
1073 (sim_write): Just call xfer_mem().
1074 (sim_read): Just call xfer_mem().
1075 (xfer_mem): New function. Does appropriate memory mapping and copies bytes.
1076 (dmem_addr): New function. Reads dmap register and translates data
1077 addresses to local addresses.
1078 (pc_addr): New function. Reads imap register and computes local address
1079 corresponding to contents of the PC.
1080 (sim_resume): Change to use pc_addr().
1081 (sim_create_inferior): Change reinitialization code. Also reinitializes
1083 (sim_fetch_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1084 (sim_store_register): Add fake registers 32,33,34 for imap0, imap1, and dmap.
1086 * simops.c (MEMPTR): Redefine to use dmem_addr().
1087 (OP_5F00): Replace references to STate.imem with dmem_addr().
1089 * d10v-sim.h (State): Remove mem_min and mem_max. Add umem[128].
1090 (RB,SW,RW,SLW,RLW): Redefine to use dmem_addr().
1091 (IMAP0,IMAP1,DMAP,SET_IMAP,SET_IMAP1,SET_DMAP): Define.
1093 Tue Oct 22 15:22:33 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1095 * d10v_sim.h (_ins_type): Reorganize, so that we can provide
1096 better statistics, like not counting NOPS as parallel
1097 instructions, and printing total cycles.
1098 (ins_type_counters): Make unsigned long.
1099 (left_nops,right_nops): Fold into ins_type_counters.
1101 * simops.c (trace_input_func): Print new instruction types.
1102 Handle OP_R2R3 as input types.
1103 (OP_{38000000,7000}): Correctly sign extend bytes.
1104 (OP_5E00): Don't count NOPs as parallel instructions.
1105 (OP_460B): Remove unused variable.
1108 * interp.c (ins_type_counters): Make unsigned long.
1109 (left_nops,right_nops): Delete.
1110 (most functions): Add prototypes.
1111 (INLINE): If GCC and optimize define as __inline__.
1112 ({,lookup_}hash,get_operands): Declare as INLINE.
1113 (do_parallel): Count conditional operations.
1114 (add_commas): New function, to add commas every 3 digits.
1115 (sim_size): Call add_commas to print numbers.
1116 (sim_{open,resume}): Delete unused variables.
1117 (sim_info): Provide better statistics.
1118 (sim_read): Add int return type.
1120 Mon Oct 21 16:16:26 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1122 * interp.c (sim_resume): Change the way single-stepping and exceptions
1123 are handled so single-stepping works again.
1125 Thu Oct 17 12:24:16 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1127 * endian.c: Optimize simulated loads/stores on x86, AIX, and big
1130 * configure.in (--enable-sim-bswap): New switch to enable using
1131 the BSWAP instruction on x86's.
1132 * configure: Regenerate.
1134 * Makefile.in ({SWAP,CONFIG}_CFLAGS): Add --enable-sim-bswap
1137 Wed Oct 16 13:50:06 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1139 * endian.c: New file. Move endian functions here from interp.c.
1140 Optimize code, and make it work as either inline functions or as a
1143 * interp.c: Move endian functions from here to endian.c.
1145 * Makefile.in (INCLUDE): Add endian.c.
1146 (run,libsim.a): Add dependency on endian.o.
1147 (endian.o): Add dependency.
1149 * d10v_sim.h (read/write support): Always go through the machine
1150 independent endian functions. If compiling with GCC and
1151 optimizing, include endian.c so the endian functions are inlined.
1153 * simops.c (OP_5F00): Correct tracing of accumulators.
1155 Tue Oct 15 10:57:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1157 * simops.c (OP_5F00): Add support for getpid, kill system calls.
1159 * interp.c (do_{2_short,parallel}): If an exception is raised,
1160 don't execute the second instruction.
1162 Sat Oct 12 22:17:43 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1164 * simops.c (OP_{31000000,6601,6201,6200}): Store address in a
1165 temporary in case the register is overriden when loading.
1166 (OP_6200): Output type is OP_DREG for tracing.
1168 Fri Oct 4 23:46:18 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1170 * d10v_sim.h (struct _state): Add mem_{min,max} fields.
1172 * interp.c (sim_size): Initialize mem_{min,max} fields.
1173 (sim_write): Update mem_{min,max} fields.
1174 (sim_resume): If PC is not in the minimum/maximum memory range,
1176 (sim_create_inferior): Preserve mem_{min,max} fields.
1178 Fri Sep 27 13:11:58 1996 Mark Alexander <marka@cygnus.com>
1180 * simops.c (OP_5F00): Add support for time() system call.
1182 Wed Sep 25 16:31:41 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1184 * simops.c (OP_{6E01,6A01,6E1F,6A00}): Print both words being
1186 (OP_5F00,trace_{in,out}put_func): Add finer grain tracing for
1189 Mon Sep 23 17:55:30 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1191 * simops.c (op_types): Add OP_{CONSTANT8,R2,R3}.
1192 (trace_input_func): Add support for OP_{CONSTANT8,R2,R3}.
1193 (OP_{4900,24800000,4800,4A00,4B00,4D00,4C00}): Add OP_R2 and OP_R3
1194 to call/subroutine returns to trace the first two arguments and
1195 the return value. For small jumps, use CONSTANT8, not CONSTANT16.
1197 Fri Sep 20 15:36:45 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1199 * interp.c (sim_create_inferior): Reinitialize State every time
1200 sim_create_inferior() is called.
1202 Thu Sep 19 21:38:20 1996 Michael Meissner <meissner@wogglebug.ziplink.net>
1204 * simops.c (OP_{401,2000000,601,3000000,23000000}): Get sign right
1206 (OP_401): Fix tracing information.
1208 Thu Sep 19 10:30:22 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1210 * simops.c (SIZE_{PC,LINE_NUMBER}): New default sizes for output.
1211 (trace_input_func): Use them.
1212 (trace_input_func): Make sure there is a trailing space after the
1214 (OP_6200): Fix tracing info.
1216 * Makefile.in (run): Add dependencies on libbfd.a and
1219 Wed Sep 18 09:13:25 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1221 * d10v_sim.h (DEBUG_INSTRUCTION): New debug value to include line
1222 numbers and function names in debug trace.
1223 (DEBUG): If not defined, set to DEBUG_TRACE, DEBUG_VALUES, and
1225 (SIG_D10V_{STOP,EXIT}): Values to represent the stop instruction
1226 and exit system call trap being executed.
1228 * interp.c (sim_stop_reason): Set exit code correctly for stop
1229 instruction and exit system call trap.
1231 * configure.in (--enable-sim-cflags): Remove trace case.
1232 (--enable-sim-debug): New switch to set the debug values.
1233 * configure: Regenerate.
1235 * simops.c (trace_{input,output}_func): Rename from
1236 trace_{input,output}.
1237 (trace_{input,output}): Call trace_{input,output}_func if
1238 d10v_debug is non-zero.
1239 (SIZE_INSTRUCTION): Cut down to 8.
1240 (SIZE_OPERANDS): Cut down to 18.
1241 (SIZE_LOCATION): New value for size of line number, function name
1243 (init_text_p,text{,_start,_end}): New static variables for
1244 printing line number and function name.
1245 (exec_bfd): New external that run.c sets.
1246 (trace_input_func): Print line number and function name if
1247 available and if desired.
1248 (OP_4E09): Don't print out DBT message.
1249 (OP_5FE0): Set exception field to SIG_D10V_STOP.
1250 (OP_5F00): Set exception field to SIG_D10V_EXIT.
1252 Sat Sep 14 22:18:43 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1254 * interp.c (do_2_short): If the instruction encodes jump->ins,
1255 don't do the second instruction if the jump succeeds.
1257 Fri Sep 13 22:35:19 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1259 * simops.c (OP_5F00): Use unknown traps to print all GPRs,
1260 accumulators, PC, and F0/F1/C flags.
1262 Thu Sep 12 12:50:11 1996 Mark Alexander <marka@cygnus.com>
1264 * simops.c (OP_5F00): Fix problems with system calls.
1266 Thu Sep 12 12:19:28 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1268 * simops.c (OP_5F00): Correct tracing information for trap.
1270 Wed Sep 11 18:55:50 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1272 * Makefile.in (CSEARCH): Correctly find opcodes directory.
1274 Mon Sep 9 13:27:26 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1276 * simops.c (trace_output): Properly align accumulator output.
1277 (OP_3{0,2,4}00): Properly parenthesize test expression. Add error
1278 if shift count is too high.
1279 (OP_4E{00,02,04,20,22,40,42}): Make tests agree with book.
1280 (OP_4E09): Make cpfg properly trace the input flags.
1281 (op_types): Add OP_FLAG_OUTPUT.
1282 (trace_{input,output}): Support OP_FLAG_OUTPUT.
1283 (OP_31000000): This ld2w varient is a 16-bit memory reference, not
1284 an 8-bit memory reference instruction for tracing purposes.
1285 (OP_201): Addi needs to set the carry.
1287 Fri Sep 6 17:56:17 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1289 * simops.c (OP_2600, OP_2601): Changed min and max comparisons
1290 to use signed register values.
1292 Wed Sep 4 11:35:17 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1294 * d10v_sim.h (DEBUG_*): Add bit flags for controlling debug
1296 (_ins_type): New enumeration to specify which container an
1297 instruction is in, and whether it is part of a parallel operation.
1298 (_state): Add ins_type field.
1299 ({,u}int{8,16,32,64}): Use limits.h to size the appropriate types.
1300 (ins_type_counters): Counters for the various instruction types.
1301 ({left,right}_nops): Counters for the number of nops in each
1303 (d10v_debug): New variable to indicate whether debugging is turned
1306 * simops.c: (all functions): Change all #ifdef DEBUG code so that
1307 the input and output values can be traced, along with the
1308 instruction type. Make the -t option enable tracing.
1309 (all functions): Change printf calls to use the printf_filtered
1310 function in the callback table.
1312 * interp.c (_leftright): New enumeration to say whether 2 short
1313 instructions are done left first or right first.
1314 (do_{long,2_short,parallel}): Indicate in the machine state which
1315 type of instruction this is. Count each of the types of
1316 instructions executed.
1317 (sim_size): Only print the memory sizes if DEBUG_MEMSIZE debug
1319 (sim_resume): Pass left/right indication to do_2_short.
1320 (all functions): Change printf calls to use the printf_filtered
1321 function in the callback table.
1322 (sim_trace): Turn on debug flag if DEBUG was defined, and call
1324 (sim_info): Print out statistics on instructions.
1325 (sim_{trace,create_inferior}): Eliminate extraneous output unless
1327 (sim_open): If args == -t and DEBUG was defined, set d10v_debug.
1328 Only initialize the hash table the first time sim_open is called.
1330 * Makefile.in: Make objects depend on d10v_sim.h.
1331 ({,SIM_}CFLAGS): Include configure dependent switches. Setting
1332 CFLAGS does not override host/target defines or SIM_CFLAGS.
1333 (CC_FOR_BUILD,gencode): Use CC_FOR_BUILD to compile gencode.
1334 (run): By default, the math library is not needed to be linked
1336 ({BFD,LIBIBERTY}_LIB): Define as variables so they can be
1338 (VPATH): Don't set to anything but @srcdir@ to work with non-GNU
1340 ({run,callback}.o): Provide explicit paths to their appropriate
1342 (gencode{,.o},d10v-opc.o): Split compilation into creating object
1343 and linking. Instead of linking in libopcodes.a, just compile
1344 d10v-opc.o directly to handle canadian cross.
1345 (CSEARCH): Add opcodes directory.
1347 * configure.in (--enable-sim-cflags): New switch to allow user to
1349 (CC_FOR_BUILD): Deal with canadian crosses.
1350 * configure: Regenerate.
1352 Wed Sep 04 04:45:34 1996 Mark Alexander <marka@cygnus.com>
1354 * simops.c: Include correct syscall.h for d10v, not host's.
1355 Fix #ifdef SYS_stat.
1357 Tue Sep 3 14:00:04 1996 Michael Meissner <meissner@tiktok.cygnus.com>
1359 * simops.c (OP_5F00): Wrap all SYS_xxx traps with #ifdef.
1360 Add trap 2 to be printf and trap 3 to be putchar.
1362 Wed Aug 28 21:42:34 1996 Mark Alexander <marka@cygnus.com>
1364 * Makefile.in, d10v_sim.h, interp.c, simops.c: Add support
1365 for low-level system calls.
1367 Wed Aug 28 17:33:19 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1369 * Makefile.in, d10v_sim.h, interp.c: Fix byte-order problems.
1371 Mon Aug 26 18:30:28 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1373 * d10v_sim.h (SEXT32): Added.
1374 * interp.c: Commented out printfs.
1375 * simops.c: Fixed error in sb and st2w.
1377 Thu Aug 15 13:30:03 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1379 * Makefile.in, d10v_sim.h, interp.c, simops.c: Added remaining
1380 DSP instructions. Added modulo addressing.
1382 Sun Aug 11 12:57:15 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1384 * Makefile.in, d10v_sim.h, interp.c, simops.c: Snapshot.
1386 Fri Aug 2 17:44:24 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1388 * d10v_sim.h, simops.c: Snapshot.
1390 Thu Aug 1 17:05:24 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
1392 * ChangeLog, Makefile.in, configure, configure.in, d10v_sim.h,
1393 gencode.c, interp.c, simops.c: Created.