1 2002-11-28 Andrew Cagney <cagney@redhat.com>
3 * sim-main.h: Only include "idecode.h" once.
4 * Makefile.in (SIM_EXTRA_DEPS): Define.
6 2002-06-16 Andrew Cagney <ac131313@redhat.com>
8 * configure: Regenerated to track ../common/aclocal.m4 changes.
10 2002-06-09 Andrew Cagney <cagney@redhat.com>
12 * Makefile.in (INCLUDE): Update path to callback.h.
13 * mn10300_sim.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
16 2001-05-06 Jim Blandy <jimb@redhat.com>
18 * mn10300.igen: Doc fixes.
20 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
22 * Makefile.in (idecode.o, op_utils.o, semantics.o, simops.o):
23 Depend on targ-vals.h.
25 2001-04-15 J.T. Conklin <jtc@redback.com>
27 * Makefile.in (simops.o): Add simops.h to dependency list.
29 Wed Aug 9 02:24:53 2000 Graham Stott <grahams@cygnus.co.uk>
31 * am33.igen: Warning clean-up.
32 (movm): Initialize PC and mask.
33 (mov, movbu, movhu): Set srcreg2 from RI0.
35 (sat16_cmp): Actually do the comparison.
36 (mov_llt): Do not overwrite dstreg with uninitialized variable.
38 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
40 * configure: Regenerated to track ../common/aclocal.m4 changes.
42 2000-05-22 Alexandre Oliva <aoliva@cygnus.com>
44 * am33.igen: Fix leading comments of SP-relative offset insns that
45 referred to other registers. Make their offsets unsigned.
47 2000-05-18 Alexandre Oliva <aoliva@cygnus.com>
49 * mn10300_sim.h (genericAdd, genericSub, genericCmp, genericOr,
50 genericXor, genericBtst): Use `unsigned32'.
51 * op_utils.c: Likewise.
52 * mn10300.igen, am33.igen: Use `unsigned32', `signed32',
53 `unsigned64' or `signed64' where type width is relevant.
55 2000-04-25 Alexandre Oliva <aoliva@cygnus.com>
57 * am33.igen (inc4 Rn): Use genericAdd so as to modify flags.
59 2000-04-09 Alexandre Oliva <aoliva@cygnus.com>
61 * am33.igen: Make SP-relative offsets unsigned. Add `*am33' for
62 some instructions that were missing it.
64 2000-03-03 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
66 * Makefile.in (IGEN_INSN): Added am33.igen.
68 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
70 * configure: Regenerated to track ../common/aclocal.m4 changes.
72 Tue Jul 13 13:26:20 1999 Andrew Cagney <cagney@b1.cygnus.com>
74 * interp.c: Clarify error message reporting an unknown board.
76 1999-05-08 Felix Lee <flee@cygnus.com>
78 * configure: Regenerated to track ../common/aclocal.m4 changes.
80 1999-04-16 Frank Ch. Eigler <fche@cygnus.com>
82 * interp.c (program_interrupt): Detect undesired recursion using
83 static flag. Set NMIRC register's SYSEF flag during
84 --board=stdeval1 mode.
85 * dv-mn103-int.c (write_icr): Add backdoor address to allow CPU to
88 1999-04-02 Keith Seitz <keiths@cygnus.com>
90 * Makefile.in (SIM_EXTRA_CFLAGS): Define a POLL_QUIT_INTERVAL
91 for use in the simulator so that the poll_quit callback is
94 Tue Mar 9 21:26:41 1999 Andrew Cagney <cagney@b1.cygnus.com>
96 * dv-mn103int.c (mn103int_ioctl): Return something.
97 * dv-mn103tim.c (write_tm6md): GCC suggested parentheses around &&
100 Tue Feb 16 23:57:17 1999 Jeffrey A Law (law@cygnus.com)
102 * mn10300.igen (retf): Fix return address computation and store
103 the new pc value into nia.
105 1998-12-29 Frank Ch. Eigler <fche@cygnus.com>
107 * Makefile.in (WITH_COMMON_OBJS): Build also dv-sockser.o.
108 * interp.c (sim_open): Add stub mn103002 cache control memory regions.
109 Set OPERATING_ENVIRONMENT on "stdeval1" board.
110 (mn10300_core_signal): New function to intercept memory errors.
111 (program_interrupt): New function to dispatch to exception vector
112 (mn10300_exception_*): New functions to snapshot pre/post exception
114 * sim-main.h (SIM_CORE_SIGNAL): Define hook - call mn10300_core_signal.
115 (SIM_ENGINE_HALT_HOOK): Do nothing.
116 (SIM_CPU_EXCEPTION*): Define hooks to call mn10300_cpu_exception*().
117 (_sim_cpu): Add exc_* fields to store register value snapshots.
118 * dv-mn103ser.c (*): Support dv-sockser backend for UART I/O.
119 Various endianness and warning fixes.
120 * mn10300.igen (illegal): Call program_interrupt on error.
121 (break): Call program_interrupt on breakpoint
123 Several changes from <janczyn@cygnus.com> and <cagney@cygnus.com>
125 * dv-mn103int.c (mn103int_ioctl): New function for NMI
126 generation. (mn103int_finish): Install it as ioctl handler.
127 * dv-mn103tim.c: Support timer 6 specially. Endianness fixes.
129 Wed Oct 14 12:11:05 1998 Jeffrey A Law (law@cygnus.com)
131 * am33.igen: Allow autoincrement stores using the same register
132 for source and destination operands.
134 Mon Aug 31 10:19:55 1998 Jeffrey A Law (law@cygnus.com)
136 * am33.igen: Reverse HI/LO outputs of 4 operand "mul" and "mulu".
138 Fri Aug 28 14:40:49 1998 Joyce Janczyn <janczyn@cygnus.com>
140 * interp.c (sim_open): Check for invalid --board option, fix
141 indentation, allocate memory for mem control and DMA regs.
143 Wed Aug 26 09:29:38 1998 Joyce Janczyn <janczyn@cygnus.com>
145 * mn10300.igen (div,divu): Fix divide instructions so divide by 0
146 behaves like the hardware.
148 Mon Aug 24 11:50:09 1998 Joyce Janczyn <janczyn@cygnus.com>
150 * sim-main.h (SIM_HANDLES_LMA): Define SIM_HANDLES_LMA.
152 Wed Aug 12 12:36:07 1998 Jeffrey A Law (law@cygnus.com)
154 * am33.igen: Handle case where first DSP operation modifies a
155 register used in the second DSP operation correctly.
157 Tue Jul 28 10:10:25 1998 Jeffrey A Law (law@cygnus.com)
159 * am33.igen: Detect cases where two operands must not match for
160 DSP instructions too.
162 Mon Jul 27 12:04:17 1998 Jeffrey A Law (law@cygnus.com)
164 * am33.igen: Detect cases where two operands must not match in
165 non-DSP instructions.
167 Fri Jul 24 18:15:21 1998 Joyce Janczyn <janczyn@cygnus.com>
169 * op_utils.c (do_syscall): Rewrite to use common/syscall.c.
170 (syscall_read_mem, syscall_write_mem): New functions for syscall
172 * mn10300_sim.h: Add prototypes for syscall_read_mem and
174 * mn10300.igen: Change C++ style comments to C style comments.
175 Check for divide by zero in div and divu ops.
177 Fri Jul 24 12:49:28 1998 Jeffrey A Law (law@cygnus.com)
179 * am33.igen (translate_xreg): New function. Use it as needed.
181 Thu Jul 23 10:05:28 1998 Jeffrey A Law (law@cygnus.com)
183 * am33.igen: Add some missing instructions.
185 * am33.igen: Autoincrement loads/store fixes.
187 Tue Jul 21 09:48:14 1998 Jeffrey A Law (law@cygnus.com)
189 * am33.igen: Add mov_lCC DSP instructions.
191 * am33.igen: Add most am33 DSP instructions.
193 Thu Jul 9 10:06:55 1998 Jeffrey A Law (law@cygnus.com)
195 * mn10300.igen: Fix Z bit for addc and subc instructions.
196 Minor fixes in multiply/divide patterns.
198 * am33.igen: Add missing mul[u] imm32,Rn. Fix condition code
199 handling for many instructions. Fix sign extension for some
202 * am33.igen: Fix Z bit for remaining addc/subc instructions.
203 Do not sign extend immediate for mov imm,XRn.
204 More random mul, mac & div fixes.
205 Remove some unused variables.
206 Sign extend 24bit displacement in memory addresses.
208 * am33.igen: Fix Z bit for addc Rm,Rn and subc Rm,Rn. Various
209 fixes to 2 register multiply, divide and mac instructions. Set
210 Z,N correctly for sat16. Sign extend 24 bit immediate for add,
211 and sub instructions.
213 * am33.igen: Add remaining non-DSP instructions.
215 Wed Jul 8 16:29:12 1998 Jeffrey A Law (law@cygnus.com)
217 * am33.igen (translate_rreg): New function. Use it as appropriate.
219 * am33.igen: More am33 instructions. Fix "div".
221 Mon Jul 6 15:39:22 1998 Jeffrey A Law (law@cygnus.com)
223 * mn10300.igen: Add am33 support.
225 * Makefile.in: Use multi-sim to support both a mn10300 and am33
228 * am33.igen: Add many more am33 instructions.
230 Wed Jul 1 17:07:09 1998 Jeffrey A Law (law@cygnus.com)
232 * mn10300_sim.h (FETCH24): Define.
234 * mn10300_sim.h: Add defines for some registers found on the AM33.
235 * am33.igen: New file with some am33 support.
237 Tue Jun 30 11:23:20 1998 Jeffrey A Law (law@cygnus.com)
239 * mn10300_sim.h: Include bfd.h
240 (struct state): Add more room for processor specific registers.
243 Thu Jun 25 10:12:03 1998 Joyce Janczyn <janczyn@cygnus.com>
245 * dv-mn103tim.c: Include sim-assert.h
246 * dv-mn103ser.c (do_polling_event): Check for incoming data on
247 serial line and schedule next polling event.
248 (read_status_reg): schedule events to check for incoming data on
249 serial line and issue interrupt if necessary.
251 Fri Jun 19 16:47:27 1998 Joyce Janczyn <janczyn@cygnus.com>
253 * interp.c (sim_open): hook up serial 1 and 2 ports properly (typo).
255 Fri Jun 19 11:59:26 1998 Joyce Janczyn <janczyn@cygnus.com>
257 * interp.c (board): Rename am32 to stdeval1 as this is the name
258 consistently used to refer to the mn1030002 board.
260 Thu June 18 14:37:14 1998 Joyce Janczyn <janczyn@cygnus.com>
261 * interp.c (sim_open): Fix typo in address of EXTMD register
262 (0x34000280, not 0x3400280).
264 Wed Jun 17 18:00:18 1998 Jeffrey A Law (law@cygnus.com)
266 * simops.c (syscall): Handle change in opcode # for syscall.
267 * mn10300.igen (syscall): Likewise.
269 Tue June 16 09:36:21 1998 Joyce Janczyn <janczyn@cygnus.com>
270 * dv-mn103int.c (mn103int_finish): Regular interrupts (not NMI or
271 reset) are not enabled on reset.
273 Sun June 14 17:04:00 1998 Joyce Janczyn <janczyn@cygnus.com>
274 * dv-mn103iop.c (write_*_reg): Check for attempt to write r/o
276 * dv-mn103ser.c: Fill in methods for reading and writing to serial
278 * interp.c (sim_open): Make the serial device a polling device.
280 Fri June 12 16:24:00 1998 Joyce Janczyn <janczyn@cygnus.com>
281 * dv-mn103iop.c: New file for handling am32 io ports.
282 * configure.in: Add mn103iop to hw_device list.
283 * configure: Re-generate.
284 * interp.c (sim_open): Create io port device.
286 Wed June 10 14:34:00 1998 Joyce Janczyn <janczyn@cygnus.com>
287 * dv-mn103int.c (external_group): Use enumerated types to access
288 correct group addresses.
289 * dv-mn103tim.c (do_counter_event): Underflow of cascaded timer
290 triggers an interrupt on the higher-numbered timer's port.
292 Mon June 8 13:30:00 1998 Joyce Janczyn <janczyn@cygnus.com>
293 * interp.c: (mn10300_option_handler): New function parses arguments
295 * (board): Add --board option for specifying am32.
296 * (sim_open): Create new timer and serial devices and control
297 configuration of other am32 devices via board option.
298 * dv-mn103tim.c, dv-mn103ser.c: New files for timers and serial devices.
299 * dv-mn103cpu.c: Fix typos in opening comments.
300 * dv-mn103int.c: Adjust interrupt controller settings for am32 instead of am30.
301 * configure.in: Add mn103tim and mn103ser to hw_device list.
302 * configure: Re-generate.
304 Mon May 25 20:50:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
306 * dv-mn103int.c, dv-mn103cpu.c: Rename *_callback to *_method.
308 * dv-mn103cpu.c, dv-mn103int.c: Include hw-main.h and
309 sim-main.h. Declare a struct hw_descriptor instead of struct
310 hw_device_descriptor.
312 Mon May 25 17:33:33 1998 Andrew Cagney <cagney@b1.cygnus.com>
314 * dv-mn103cpu.c (struct mn103cpu): Change type of pending_handler
317 Fri May 22 12:17:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
319 * configure.in (SIM_AC_OPTION_HARDWARE): Add argument "yes".
321 Wed May 6 13:29:06 1998 Andrew Cagney <cagney@b1.cygnus.com>
323 * interp.c (sim_open): Create a polling PAL device.
325 Fri May 1 16:39:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
327 * dv-mn103int.c (mn103int_port_event):
328 (mn103int_port_event):
329 (mn103int_io_read_buffer):
330 (mn103int_io_write_buffer):
332 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Drop CPU/CIA args.
333 (mn103cpu_port_event): Ditto.
334 (mn103cpu_io_read_buffer): Ditto.
335 (mn103cpu_io_write_buffer): Ditto.
337 Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
339 * configure: Regenerated to track ../common/aclocal.m4 changes.
341 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
343 * configure: Regenerated to track ../common/aclocal.m4 changes.
346 Sun Apr 26 15:19:55 1998 Tom Tromey <tromey@cygnus.com>
348 * acconfig.h: New file.
349 * configure.in: Reverted change of Apr 24; use sinclude again.
351 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
353 * configure: Regenerated to track ../common/aclocal.m4 changes.
356 Fri Apr 24 11:19:07 1998 Tom Tromey <tromey@cygnus.com>
358 * configure.in: Don't call sinclude.
360 Tue Apr 14 10:03:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
362 * mn10300_sim.h: Declare all functions in op_utils.c using
365 * sim-main.c: New file. Include op_utils.c.
367 * mn10300.igen (mov, cmp): Use new igen operators `!' and `=' to
368 differentiate between MOV/CMP immediate/register instructions.
370 * configure.in (SIM_AC_OPTION_INLINE): Add and enable.
371 * configure: Regenerate.
373 Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
375 * configure: Regenerated to track ../common/aclocal.m4 changes.
377 Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
379 * interp.c (hw): Delete variable, moved to SIM_DESC.
380 (sim_open): Delete calls to hw_tree_create, hw_tree_finish.
381 Handled by sim-module.
382 (sim_open): Do not anotate tree with trace properties, handled by
384 (sim_open): Call sim_hw_parse instead of hw_tree_parse.
386 * configure: Regenerated to track ../common/aclocal.m4 changes.
388 Thu Mar 26 20:46:18 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
390 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Save the entire PC
391 on the stack when delivering interrupts (not just the lower
393 * mn10300.igen (mov (Di,Am),Dn): Fix decode. Registers were
394 specified in the wrong order.
396 Fri Mar 27 00:56:40 1998 Andrew Cagney <cagney@b1.cygnus.com>
398 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Stop loss of
399 succeeding interrupts, clear pending_handler when the handler
402 Thu Mar 26 10:11:01 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
404 * Makefile.in (tmp-igen): Prefix all usage of move-if-change
405 script with $(SHELL) to make NT native builds happy.
406 * configure: Regenerate because of change to ../common/aclocal.m4.
408 Thu Mar 26 11:22:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
410 * configure.in: Make --enable-sim-common the default.
411 * configure: Re-generate.
413 * sim-main.h (CIA_GET, CIA_SET): Save/restore current instruction
414 address into Sate.regs[REG_PC] instead of common struct.
416 Wed Mar 25 17:42:00 1998 Joyce Janczyn <janczyn@cygnus.com>
418 * mn10300.igen (cmp imm8,An): Do not sign extend imm8 value.
420 Wed Mar 25 12:08:00 1998 Joyce Janczyn <janczyn@cygnus.com>
422 * simops.c (OP_F0FD): Initialise variable 'sp'.
424 Thu Mar 26 00:21:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
426 * dv-mn103int.c (decode_group): A group register every 4 bytes not
428 (write_icr): Rewrite equation updating request field.
429 (read_iagr): Fix check that interrupt is still pending.
431 Wed Mar 25 16:14:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
433 * interp.c (sim_open): Tidy up device creation.
435 * dv-mn103int.c (mn103int_port_event): Drive NMI with non-zero
437 (mn103int_io_read_buffer): Convert absolute address to register
439 (read_icr, write_icr): Convert block offset into group offset.
441 Wed Mar 25 15:08:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
443 * interp.c (sim_open): Create second 1mb memory region at
445 (sim_open): Create a device tree.
447 (do_interrupt): Delete, needs to use dv-mn103cpu.c
449 * dv-mn103int.c, dv-mn103cpu.c: New files.
451 Wed Mar 25 08:47:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
453 * mn10300_sim.h (EXTRACT_PSW_LM, INSERT_PSW_LM, PSW_IE, PSW_LM):
457 Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
459 * configure: Regenerated to track ../common/aclocal.m4 changes.
461 Wed Mar 25 10:24:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
463 * interp.c (sim-options.h): Include.
464 (sim_kind, myname): Declare when not using common framework.
466 * mn10300_sim.h (do_syscall, generic*): Provide prototypes for
467 functions found in op_utils.c
469 * mn10300.igen (add): Discard unused variables.
471 * configure, config.in: Re-generate with autoconf 2.12.1.
473 Tue Mar 24 15:27:00 1998 Joyce Janczyn <janczyn@cygnus.com>
475 Add support for --enable-sim-common option.
476 * Makefile.in (WITHOUT_COMMON_OBJS): Files included if
477 ! --enable-sim-common
478 (WITH_COMMON_OBJS): Files included if --enable-sim-common.
479 (MN10300_OBJS,MN10300_INTERP_DEP): New variables.
481 ({WITHOUT,WITH}_COMMON_RUN_OBJS,SIM_RUN_OBJS): New variables.
482 (SIM_EXTRA_CFLAGS): New variable.
483 (clean-extra): Clean up igen files.
484 (../igen/igen,clean-igen,tmp-igen): New rules.
485 * configure.in: Add support for common framework via
487 * configure: Regenerate.
488 * interp.c: #include sim-main if WITH_COMMON, not mn10300_sim.h.
489 (hash,dispatch,sim_size): Don't compile if ! WITH_COMMON.
490 (init_system,sim_write,compare_simops): Likewise.
491 (sim_set_profile,sim_set_profile_size): Likewise.
492 (sim_stop,sim_resume,sim_trace,sim_info): Likewise.
493 (sim_set_callbacks,sim_stop_reason,sim_read,sim_load): Likewise.
494 (enum interrupt_type): New enum.
495 (interrupt_names): New global.
496 (do_interrupt): New function.
497 (sim_open): Define differently if WITH_COMMON.
498 (sim_close,sim_create_inferior,sim_do_command): Likewise.
499 * mn10300_sim.h ({load,store}_{byte,half,word}): Define versions
501 * mn10300.igen: New file.
502 * mn10300.dc: New file.
503 * op_utils.c: New file.
504 * sim-main.h: New file.
506 Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
508 * configure: Regenerated to track ../common/aclocal.m4 changes.
510 Fri Feb 27 18:36:04 1998 Jeffrey A Law (law@cygnus.com)
512 * simops.c (inc): Fix typo.
514 Wed Feb 25 01:59:29 1998 Jeffrey A Law (law@cygnus.com)
516 * simops.c (signed multiply instructions): Cast input operands to
517 signed32 before casting them to signed64 so that the sign bit
518 is propagated properly.
520 Mon Feb 23 20:23:19 1998 Mark Alexander <marka@cygnus.com>
522 * Makefile.in: Last change was bad. Define NL_TARGET
523 so that targ-vals.h will be used instead of syscall.h.
524 * simops.c: Use targ-vals.h instead of syscall.h.
525 (OP_F020): Disable unsupported system calls.
527 Mon Feb 23 09:44:38 1998 Mark Alexander <marka@cygnus.com>
529 * Makefile.in: Get header files from libgloss/mn10300/sys.
531 Sun Feb 22 16:02:24 1998 Jeffrey A Law (law@cygnus.com)
533 * simops.c: Include sim-types.h.
535 Wed Feb 18 13:07:08 1998 Jeffrey A Law (law@cygnus.com)
537 * simops.c (multiply instructions): Cast input operands to a
538 signed64/unsigned64 type as appropriate.
540 Tue Feb 17 12:47:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
542 * interp.c (sim_store_register, sim_fetch_register): Pass in
543 length parameter. Return -1.
545 Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
547 * configure: Regenerated to track ../common/aclocal.m4 changes.
549 Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
551 * configure: Regenerated to track ../common/aclocal.m4 changes.
553 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
555 * configure: Regenerated to track ../common/aclocal.m4 changes.
557 Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
559 * configure: Regenerated to track ../common/aclocal.m4 changes.
562 Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
564 * configure: Regenerated to track ../common/aclocal.m4 changes.
566 Tue Nov 11 10:38:52 1997 Jeffrey A Law (law@cygnus.com)
568 * simops.c (call:16 call:32): Stack adjustment is determined solely
571 Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
573 * interp.c (sim_load): Pass lma_p and sim_write args to
576 Tue Oct 21 10:12:03 1997 Jeffrey A Law (law@cygnus.com)
578 * simops.c: Correctly handle register restores for "ret" and "retf"
581 Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
583 * configure: Regenerated to track ../common/aclocal.m4 changes.
585 Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
587 * configure: Regenerated to track ../common/aclocal.m4 changes.
589 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
591 * configure: Regenerated to track ../common/aclocal.m4 changes.
593 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
595 * configure: Regenerated to track ../common/aclocal.m4 changes.
597 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
599 * configure: Regenerated to track ../common/aclocal.m4 changes.
601 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
603 * configure: Regenerated to track ../common/aclocal.m4 changes.
605 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
607 * configure: Regenerated to track ../common/aclocal.m4 changes.
609 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
611 * configure: Regenerated to track ../common/aclocal.m4 changes.
614 Tue Aug 26 10:41:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
616 * interp.c (sim_kill): Delete.
617 (sim_create_inferior): Add ABFD argument.
618 (sim_load): Move setting of PC from here.
619 (sim_create_inferior): To here.
621 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
623 * configure: Regenerated to track ../common/aclocal.m4 changes.
626 Mon Aug 25 16:14:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
628 * interp.c (sim_open): Add ABFD argument.
630 Tue Jun 24 13:46:20 1997 Jeffrey A Law (law@cygnus.com)
632 * interp.c (sim_resume): Clear State.exited.
633 (sim_stop_reason): If State.exited is nonzero, then indicate that
634 the simulator exited instead of stopped.
635 * mn10300_sim.h (struct _state): Add exited field.
636 * simops.c (syscall): Set State.exited for SYS_exit.
638 Wed Jun 11 22:07:56 1997 Jeffrey A Law (law@cygnus.com)
640 * simops.c: Fix thinko in last change.
642 Tue Jun 10 12:31:32 1997 Jeffrey A Law (law@cygnus.com)
644 * simops.c: "call" stores the callee saved registers into the
645 stack! Update the stack pointer properly when done with
648 * simops.c: Fix return address computation for "call" instructions.
650 Thu May 22 01:43:11 1997 Jeffrey A Law (law@cygnus.com)
652 * interp.c (sim_open): Fix typo.
654 Wed May 21 23:27:58 1997 Jeffrey A Law (law@cygnus.com)
656 * interp.c (sim_resume): Add missing case in big switch
657 statement (for extb instruction).
659 Tue May 20 17:51:30 1997 Jeffrey A Law (law@cygnus.com)
661 * interp.c: Replace all references to load_mem and store_mem
662 with references to load_byte, load_half, load_3_byte, load_word
663 and store_byte, store_half, store_3_byte, store_word.
664 (INLINE): Delete definition.
665 (load_mem_big): Likewise.
666 (max_mem): Make it global.
667 (dispatch): Make this function inline.
668 (load_mem, store_mem): Delete functions.
669 * mn10300_sim.h (INLINE): Define.
670 (RLW): Delete unused definition.
671 (load_mem, store_mem): Delete declarations.
672 (load_mem_big): New definition.
673 (load_byte, load_half, load_3_byte, load_word): New functions.
674 (store_byte, store_half, store_3_byte, store_word): New functions.
675 * simops.c: Replace all references to load_mem and store_mem
676 with references to load_byte, load_half, load_3_byte, load_word
677 and store_byte, store_half, store_3_byte, store_word.
679 Tue May 20 10:21:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
681 * interp.c (sim_open): Add callback to arguments.
682 (sim_set_callbacks): Delete SIM_DESC argument.
684 Mon May 19 13:54:22 1997 Jeffrey A Law (law@cygnus.com)
686 * interp.c (dispatch): Make this an inline function.
688 * simops.c (syscall): Use callback->write regardless of
689 what file descriptor we're writing too.
691 Sun May 18 16:46:31 1997 Jeffrey A Law (law@cygnus.com)
693 * interp.c (load_mem_big): Remove function. It's now a macro
695 (compare_simops): New function.
696 (sim_open): Sort the Simops table before inserting entries
698 * mn10300_sim.h: Remove unused #defines.
699 (load_mem_big): Define.
701 Fri May 16 16:36:17 1997 Jeffrey A Law (law@cygnus.com)
703 * interp.c (load_mem): If we get a load from an out of range
705 (store_mem): Likewise for stores.
706 (max_mem): New variable.
708 Tue May 6 13:24:36 1997 Jeffrey A Law (law@cygnus.com)
710 * mn10300_sim.h: Fix ordering of bits in the PSW.
712 * interp.c: Improve hashing routine to avoid long list
713 traversals for common instructions. Add HASH_STAT support.
714 Rewrite opcode dispatch code using a big switch instead of
715 cascaded if/else statements. Avoid useless calls to load_mem.
717 Mon May 5 18:07:48 1997 Jeffrey A Law (law@cygnus.com)
719 * mn10300_sim.h (struct _state): Add space for mdrq register.
721 * simops.c: Don't abort for trap. Add support for the extended
722 instructions, "getx", "putx", "mulq", "mulqu", "sat16", "sat24",
725 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
727 * configure: Regenerated to track ../common/aclocal.m4 changes.
729 Fri Apr 18 14:04:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
731 * interp.c (sim_stop): Add stub function.
733 Thu Apr 17 03:26:59 1997 Doug Evans <dje@canuck.cygnus.com>
735 * Makefile.in (SIM_OBJS): Add sim-load.o.
736 * interp.c (sim_kind, myname): New static locals.
737 (sim_open): Set sim_kind, myname. Ignore -E arg.
738 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
739 load file into simulator. Set start address from bfd.
740 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
742 Wed Apr 16 19:30:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
744 * simops.c (OP_F020): SYS_execv, SYS_time, SYS_times, SYS_utime
745 only include if implemented by host.
746 (OP_F020): Typecast arg passed to time function;
748 Mon Apr 7 23:57:49 1997 Jeffrey A Law (law@cygnus.com)
750 * simops.c (syscall): Handle new mn10300 calling conventions.
752 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
754 * configure: Regenerated to track ../common/aclocal.m4 changes.
757 Fri Apr 4 20:02:37 1997 Ian Lance Taylor <ian@cygnus.com>
759 * Makefile.in: Change mn10300-opc.o to m10300-opc.o, to match
760 corresponding change in opcodes directory.
762 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
764 * interp.c (sim_open): New arg `kind'.
766 * configure: Regenerated to track ../common/aclocal.m4 changes.
768 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
770 * configure: Regenerated to track ../common/aclocal.m4 changes.
772 Thu Mar 20 11:58:02 1997 Jeffrey A Law (law@cygnus.com)
774 * simops.c: Fix register extraction for a two "movbu" variants.
775 Somewhat simplify "sub" instructions.
776 Correctly sign extend operands for "mul". Put the correct
777 half of the result in MDR for "mul" and "mulu".
778 Implement remaining instructions.
779 Tweak opcode for "syscall".
781 Tue Mar 18 14:21:21 1997 Jeffrey A Law (law@cygnus.com)
783 * simops.c: Do syscall emulation in "syscall" instruction. Add
784 dummy "trap" instruction.
786 Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
788 * configure: Regenerated to track ../common/aclocal.m4 changes.
790 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
792 * configure: Re-generate.
794 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
796 * configure: Regenerate to track ../common/aclocal.m4 changes.
798 Thu Mar 13 12:54:45 1997 Doug Evans <dje@canuck.cygnus.com>
800 * interp.c (sim_open): New SIM_DESC result. Argument is now
802 (other sim_*): New SIM_DESC argument.
804 Wed Mar 12 15:04:00 1997 Jeffrey A Law (law@cygnus.com)
806 * simops.c: Fix carry bit computation for "add" instructions.
808 * simops.c: Fix typos in bset insns. Fix arguments to store_mem
809 for bset imm8,(d8,an) and bclr imm8,(d8,an).
811 Wed Mar 5 15:00:10 1997 Jeffrey A Law (law@cygnus.com)
813 * simops.c: Fix register references when computing Z and N bits
816 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
818 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
819 COMMON_{PRE,POST}_CONFIG_FRAG instead.
820 * configure.in: sinclude ../common/aclocal.m4.
821 * configure: Regenerated.
823 Fri Jan 24 10:47:25 1997 Jeffrey A Law (law@cygnus.com)
825 * interp.c (init_system): Allocate 2^19 bytes of space for the
828 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
830 * configure configure.in Makefile.in: Update to new configure
831 scheme which is more compatible with WinGDB builds.
832 * configure.in: Improve comment on how to run autoconf.
833 * configure: Re-run autoconf to get new ../common/aclocal.m4.
834 * Makefile.in: Use autoconf substitution to install common
837 Tue Jan 21 15:03:04 1997 Jeffrey A Law (law@cygnus.com)
839 * simops.c: Undo last change to "rol" and "ror", original code
842 Thu Jan 16 11:28:14 1997 Jeffrey A Law (law@cygnus.com)
844 * simops.c: Fix "rol" and "ror".
846 Wed Jan 15 06:45:58 1997 Jeffrey A Law (law@cygnus.com)
848 * simops.c: Fix typo in last change.
850 Mon Jan 13 13:22:35 1997 Jeffrey A Law (law@cygnus.com)
852 * simops.c: Use REG macros in few places not using them yet.
854 Mon Jan 6 16:21:19 1997 Jeffrey A Law (law@cygnus.com)
856 * mn10300_sim.h (struct _state): Fix number of registers!
858 Tue Dec 31 16:20:41 1996 Jeffrey A Law (law@cygnus.com)
860 * mn10300_sim.h (struct _state): Put all registers into a single
861 array to make gdb implementation easier.
862 (REG_*): Add definitions for all registers in the state array.
863 (SEXT32, SEXT40, SEXT44, SEXT60): Remove unused macros.
864 * simops.c: Related changes.
866 Wed Dec 18 10:10:45 1996 Jeffrey A Law (law@cygnus.com)
868 * interp.c (sim_resume): Handle 0xff as a single byte insn.
870 * simops.c: Fix overflow computation for "add" and "inc"
873 Mon Dec 16 10:03:52 1996 Jeffrey A Law (law@cygnus.com)
875 * simops.c: Handle "break" instruction.
877 * simops.c: Fix restoring the PC for "ret" and "retf" instructions.
879 Wed Dec 11 09:53:10 1996 Jeffrey A Law (law@cygnus.com)
881 * gencode.c (write_opcodes): Also write out the format of the
883 * mn10300_sim.h (simops): Add "format" field.
884 * interp.c (sim_resume): Deal with endianness issues here.
886 Tue Dec 10 15:05:37 1996 Jeffrey A Law (law@cygnus.com)
888 * simops.c (REG0_4): Define.
889 Use REG0_4 for indexed loads/stores.
891 Sat Dec 7 09:50:28 1996 Jeffrey A Law (law@cygnus.com)
893 * simops.c (REG0_16): Fix typo.
895 Fri Dec 6 14:13:34 1996 Jeffrey A Law (law@cygnus.com)
897 * simops.c: Call abort for any instruction that's not currently
900 * simops.c: Define accessor macros to extract register
901 values from instructions. Use them consistently.
903 * interp.c: Delete unused global variable "OP".
904 (sim_resume): Remove unused variable "opcode".
905 * simops.c: Fix some uninitialized variable problems, add
906 parens to fix various -Wall warnings.
908 * gencode.c (write_header): Add "insn" and "extension" arguments
909 to the OP_* declarations.
910 (write_template): Similarly for function templates.
911 * interp.c (insn, extension): Remove global variables. Instead
912 pass them as arguments to the OP_* functions.
913 * mn10300_sim.h: Remove decls for "insn" and "extension".
914 * simops.c (OP_*): Accept "insn" and "extension" as arguments
915 instead of using globals.
917 Thu Dec 5 22:26:31 1996 Jeffrey A Law (law@cygnus.com)
919 * simops.c: Fix typos in "mov am,(d16,an)" and "mov am,(d32,an)"
921 * simops.c: Fix thinkos in last change to "inc dn".
923 Wed Dec 4 10:57:53 1996 Jeffrey A Law (law@cygnus.com)
925 * simops.c: "add imm,sp" does not effect the condition codes.
926 "inc dn" does effect the condition codes.
928 Tue Dec 3 17:37:45 1996 Jeffrey A Law (law@cygnus.com)
930 * simops.c: Treat both operands as signed values for
933 * simops.c: Fix simulation of division instructions.
934 Fix typos/thinkos in several "cmp" and "sub" instructions.
936 Mon Dec 2 12:31:40 1996 Jeffrey A Law (law@cygnus.com)
938 * simops.c: Fix carry bit handling in "sub" and "cmp"
941 * simops.c: Fix "mov imm8,an" and "mov imm16,dn".
943 Sun Dec 1 16:05:42 1996 Jeffrey A Law (law@cygnus.com)
945 * simops.c: Fix overflow computation for many instructions.
947 * simops.c: Fix "mov dm, an", "movbu dm, (an)", and "movhu dm, (an)".
949 * simops.c: Fix "mov am, dn".
951 * simops.c: Fix more bugs in "add imm,an" and
954 Wed Nov 27 09:20:42 1996 Jeffrey A Law (law@cygnus.com)
956 * simops.c: Fix bugs in "movm" and "add imm,an".
958 * simops.c: Don't lose the upper 24 bits of the return
959 pointer in "call" and "calls" instructions. Rough cut
960 at emulated system calls.
962 * simops.c: Implement the remaining 5, 6 and 7 byte instructions.
964 * simops.c: Implement remaining 4 byte instructions.
966 * simops.c: Implement remaining 3 byte instructions.
968 * simops.c: Implement remaining 2 byte instructions. Call
969 abort for instructions we're not implementing now.
971 Tue Nov 26 15:43:41 1996 Jeffrey A Law (law@cygnus.com)
973 * simops.c: Implement lots of random instructions.
975 * simops.c: Implement "movm" and "bCC" insns.
977 * mn10300_sim.h (_state): Add another register (MDR).
979 * simops.c: Implement "cmp", "calls", "rets", "jmp" and
980 a few additional random insns.
982 * mn10300_sim.h (PSW_*): Define for CC status tracking.
983 (REG_D0, REG_A0, REG_SP): Define.
984 * simops.c: Implement "add", "addc" and a few other random
987 * gencode.c, interp.c: Snapshot current simulator code.
989 Mon Nov 25 12:46:38 1996 Jeffrey A Law (law@cygnus.com)
991 * Makefile.in, config.in, configure, configure.in: New files.
992 * gencode.c, interp.c, mn10300_sim.h, simops.c: New files.