1 1999-05-08 Felix Lee <flee@cygnus.com>
3 * configure: Regenerated to track ../common/aclocal.m4 changes.
5 1999-04-16 Frank Ch. Eigler <fche@cygnus.com>
7 * interp.c (program_interrupt): Detect undesired recursion using
8 static flag. Set NMIRC register's SYSEF flag during
10 * dv-mn103-int.c (write_icr): Add backdoor address to allow CPU to
13 1999-04-02 Keith Seitz <keiths@cygnus.com>
15 * Makefile.in (SIM_EXTRA_CFLAGS): Define a POLL_QUIT_INTERVAL
16 for use in the simulator so that the poll_quit callback is
19 Tue Mar 9 21:26:41 1999 Andrew Cagney <cagney@b1.cygnus.com>
21 * dv-mn103int.c (mn103int_ioctl): Return something.
22 * dv-mn103tim.c (write_tm6md): GCC suggested parentheses around &&
25 Tue Feb 16 23:57:17 1999 Jeffrey A Law (law@cygnus.com)
27 * mn10300.igen (retf): Fix return address computation and store
28 the new pc value into nia.
30 1998-12-29 Frank Ch. Eigler <fche@cygnus.com>
32 * Makefile.in (WITH_COMMON_OBJS): Build also dv-sockser.o.
33 * interp.c (sim_open): Add stub mn103002 cache control memory regions.
34 Set OPERATING_ENVIRONMENT on "stdeval1" board.
35 (mn10300_core_signal): New function to intercept memory errors.
36 (program_interrupt): New function to dispatch to exception vector
37 (mn10300_exception_*): New functions to snapshot pre/post exception
39 * sim-main.h (SIM_CORE_SIGNAL): Define hook - call mn10300_core_signal.
40 (SIM_ENGINE_HALT_HOOK): Do nothing.
41 (SIM_CPU_EXCEPTION*): Define hooks to call mn10300_cpu_exception*().
42 (_sim_cpu): Add exc_* fields to store register value snapshots.
43 * dv-mn103ser.c (*): Support dv-sockser backend for UART I/O.
44 Various endianness and warning fixes.
45 * mn10300.igen (illegal): Call program_interrupt on error.
46 (break): Call program_interrupt on breakpoint
48 Several changes from <janczyn@cygnus.com> and <cagney@cygnus.com>
50 * dv-mn103int.c (mn103int_ioctl): New function for NMI
51 generation. (mn103int_finish): Install it as ioctl handler.
52 * dv-mn103tim.c: Support timer 6 specially. Endianness fixes.
54 Fri Aug 28 14:40:49 1998 Joyce Janczyn <janczyn@cygnus.com>
56 * interp.c (sim_open): Check for invalid --board option, fix
57 indentation, allocate memory for mem control and DMA regs.
59 Wed Aug 26 09:29:38 1998 Joyce Janczyn <janczyn@cygnus.com>
61 * mn10300.igen (div,divu): Fix divide instructions so divide by 0
62 behaves like the hardware.
64 Mon Aug 24 11:50:09 1998 Joyce Janczyn <janczyn@cygnus.com>
66 * sim-main.h (SIM_HANDLES_LMA): Define SIM_HANDLES_LMA.
68 Fri Jul 24 18:15:21 1998 Joyce Janczyn <janczyn@cygnus.com>
70 * op_utils.c (do_syscall): Rewrite to use common/syscall.c.
71 (syscall_read_mem, syscall_write_mem): New functions for syscall
73 * mn10300_sim.h: Add prototypes for syscall_read_mem and
75 * mn10300.igen: Change C++ style comments to C style comments.
76 Check for divide by zero in div and divu ops.
78 Thu Jul 9 10:06:55 1998 Jeffrey A Law (law@cygnus.com)
80 * mn10300.igen: Fix Z bit for addc and subc instructions.
81 Minor fixes in multiply/divide patterns.
84 Wed Jul 1 17:07:09 1998 Jeffrey A Law (law@cygnus.com)
86 * mn10300_sim.h (FETCH24): Define.
89 Tue Jun 30 11:23:20 1998 Jeffrey A Law (law@cygnus.com)
91 * mn10300_sim.h: Include bfd.h
92 (struct state): Add more room for processor specific registers.
94 Thu Jun 25 10:12:03 1998 Joyce Janczyn <janczyn@cygnus.com>
96 * dv-mn103tim.c: Include sim-assert.h
97 * dv-mn103ser.c (do_polling_event): Check for incoming data on
98 serial line and schedule next polling event.
99 (read_status_reg): schedule events to check for incoming data on
100 serial line and issue interrupt if necessary.
102 Fri Jun 19 16:47:27 1998 Joyce Janczyn <janczyn@cygnus.com>
104 * interp.c (sim_open): hook up serial 1 and 2 ports properly (typo).
106 Fri Jun 19 11:59:26 1998 Joyce Janczyn <janczyn@cygnus.com>
108 * interp.c (board): Rename am32 to stdeval1 as this is the name
109 consistently used to refer to the mn1030002 board.
111 Thu June 18 14:37:14 1998 Joyce Janczyn <janczyn@cygnus.com>
112 * interp.c (sim_open): Fix typo in address of EXTMD register
113 (0x34000280, not 0x3400280).
115 Wed Jun 17 18:00:18 1998 Jeffrey A Law (law@cygnus.com)
117 * simops.c (syscall): Handle change in opcode # for syscall.
118 * mn10300.igen (syscall): Likewise.
120 Tue June 16 09:36:21 1998 Joyce Janczyn <janczyn@cygnus.com>
121 * dv-mn103int.c (mn103int_finish): Regular interrupts (not NMI or
122 reset) are not enabled on reset.
124 Sun June 14 17:04:00 1998 Joyce Janczyn <janczyn@cygnus.com>
125 * dv-mn103iop.c (write_*_reg): Check for attempt to write r/o
127 * dv-mn103ser.c: Fill in methods for reading and writing to serial
129 * interp.c (sim_open): Make the serial device a polling device.
131 Fri June 12 16:24:00 1998 Joyce Janczyn <janczyn@cygnus.com>
132 * dv-mn103iop.c: New file for handling am32 io ports.
133 * configure.in: Add mn103iop to hw_device list.
134 * configure: Re-generate.
135 * interp.c (sim_open): Create io port device.
137 Wed June 10 14:34:00 1998 Joyce Janczyn <janczyn@cygnus.com>
138 * dv-mn103int.c (external_group): Use enumerated types to access
139 correct group addresses.
140 * dv-mn103tim.c (do_counter_event): Underflow of cascaded timer
141 triggers an interrupt on the higher-numbered timer's port.
143 Mon June 8 13:30:00 1998 Joyce Janczyn <janczyn@cygnus.com>
144 * interp.c: (mn10300_option_handler): New function parses arguments
146 * (board): Add --board option for specifying am32.
147 * (sim_open): Create new timer and serial devices and control
148 configuration of other am32 devices via board option.
149 * dv-mn103tim.c, dv-mn103ser.c: New files for timers and serial devices.
150 * dv-mn103cpu.c: Fix typos in opening comments.
151 * dv-mn103int.c: Adjust interrupt controller settings for am32 instead of am30.
152 * configure.in: Add mn103tim and mn103ser to hw_device list.
153 * configure: Re-generate.
155 Mon May 25 20:50:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
157 * dv-mn103int.c, dv-mn103cpu.c: Rename *_callback to *_method.
159 * dv-mn103cpu.c, dv-mn103int.c: Include hw-main.h and
160 sim-main.h. Declare a struct hw_descriptor instead of struct
161 hw_device_descriptor.
163 Mon May 25 17:33:33 1998 Andrew Cagney <cagney@b1.cygnus.com>
165 * dv-mn103cpu.c (struct mn103cpu): Change type of pending_handler
168 Fri May 22 12:17:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
170 * configure.in (SIM_AC_OPTION_HARDWARE): Add argument "yes".
172 Wed May 6 13:29:06 1998 Andrew Cagney <cagney@b1.cygnus.com>
174 * interp.c (sim_open): Create a polling PAL device.
176 Fri May 1 16:39:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
178 * dv-mn103int.c (mn103int_port_event):
179 (mn103int_port_event):
180 (mn103int_io_read_buffer):
181 (mn103int_io_write_buffer):
183 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Drop CPU/CIA args.
184 (mn103cpu_port_event): Ditto.
185 (mn103cpu_io_read_buffer): Ditto.
186 (mn103cpu_io_write_buffer): Ditto.
188 Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
190 * configure: Regenerated to track ../common/aclocal.m4 changes.
192 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
194 * configure: Regenerated to track ../common/aclocal.m4 changes.
197 Sun Apr 26 15:19:55 1998 Tom Tromey <tromey@cygnus.com>
199 * acconfig.h: New file.
200 * configure.in: Reverted change of Apr 24; use sinclude again.
202 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
204 * configure: Regenerated to track ../common/aclocal.m4 changes.
207 Fri Apr 24 11:19:07 1998 Tom Tromey <tromey@cygnus.com>
209 * configure.in: Don't call sinclude.
211 Tue Apr 14 10:03:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
213 * mn10300_sim.h: Declare all functions in op_utils.c using
216 * sim-main.c: New file. Include op_utils.c.
218 * mn10300.igen (mov, cmp): Use new igen operators `!' and `=' to
219 differentiate between MOV/CMP immediate/register instructions.
221 * configure.in (SIM_AC_OPTION_INLINE): Add and enable.
222 * configure: Regenerate.
224 Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
226 * configure: Regenerated to track ../common/aclocal.m4 changes.
228 Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
230 * interp.c (hw): Delete variable, moved to SIM_DESC.
231 (sim_open): Delete calls to hw_tree_create, hw_tree_finish.
232 Handled by sim-module.
233 (sim_open): Do not anotate tree with trace properties, handled by
235 (sim_open): Call sim_hw_parse instead of hw_tree_parse.
237 * configure: Regenerated to track ../common/aclocal.m4 changes.
239 Thu Mar 26 20:46:18 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
241 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Save the entire PC
242 on the stack when delivering interrupts (not just the lower
244 * mn10300.igen (mov (Di,Am),Dn): Fix decode. Registers were
245 specified in the wrong order.
247 Fri Mar 27 00:56:40 1998 Andrew Cagney <cagney@b1.cygnus.com>
249 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Stop loss of
250 succeeding interrupts, clear pending_handler when the handler
253 Thu Mar 26 10:11:01 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
255 * Makefile.in (tmp-igen): Prefix all usage of move-if-change
256 script with $(SHELL) to make NT native builds happy.
257 * configure: Regenerate because of change to ../common/aclocal.m4.
259 Thu Mar 26 11:22:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
261 * configure.in: Make --enable-sim-common the default.
262 * configure: Re-generate.
264 * sim-main.h (CIA_GET, CIA_SET): Save/restore current instruction
265 address into Sate.regs[REG_PC] instead of common struct.
267 Wed Mar 25 17:42:00 1998 Joyce Janczyn <janczyn@cygnus.com>
269 * mn10300.igen (cmp imm8,An): Do not sign extend imm8 value.
271 Wed Mar 25 12:08:00 1998 Joyce Janczyn <janczyn@cygnus.com>
273 * simops.c (OP_F0FD): Initialise variable 'sp'.
275 Thu Mar 26 00:21:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
277 * dv-mn103int.c (decode_group): A group register every 4 bytes not
279 (write_icr): Rewrite equation updating request field.
280 (read_iagr): Fix check that interrupt is still pending.
282 Wed Mar 25 16:14:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
284 * interp.c (sim_open): Tidy up device creation.
286 * dv-mn103int.c (mn103int_port_event): Drive NMI with non-zero
288 (mn103int_io_read_buffer): Convert absolute address to register
290 (read_icr, write_icr): Convert block offset into group offset.
292 Wed Mar 25 15:08:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
294 * interp.c (sim_open): Create second 1mb memory region at
296 (sim_open): Create a device tree.
298 (do_interrupt): Delete, needs to use dv-mn103cpu.c
300 * dv-mn103int.c, dv-mn103cpu.c: New files.
302 Wed Mar 25 08:47:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
304 * mn10300_sim.h (EXTRACT_PSW_LM, INSERT_PSW_LM, PSW_IE, PSW_LM):
308 Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
310 * configure: Regenerated to track ../common/aclocal.m4 changes.
312 Wed Mar 25 10:24:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
314 * interp.c (sim-options.h): Include.
315 (sim_kind, myname): Declare when not using common framework.
317 * mn10300_sim.h (do_syscall, generic*): Provide prototypes for
318 functions found in op_utils.c
320 * mn10300.igen (add): Discard unused variables.
322 * configure, config.in: Re-generate with autoconf 2.12.1.
324 Tue Mar 24 15:27:00 1998 Joyce Janczyn <janczyn@cygnus.com>
326 Add support for --enable-sim-common option.
327 * Makefile.in (WITHOUT_COMMON_OBJS): Files included if
328 ! --enable-sim-common
329 (WITH_COMMON_OBJS): Files included if --enable-sim-common.
330 (MN10300_OBJS,MN10300_INTERP_DEP): New variables.
332 ({WITHOUT,WITH}_COMMON_RUN_OBJS,SIM_RUN_OBJS): New variables.
333 (SIM_EXTRA_CFLAGS): New variable.
334 (clean-extra): Clean up igen files.
335 (../igen/igen,clean-igen,tmp-igen): New rules.
336 * configure.in: Add support for common framework via
338 * configure: Regenerate.
339 * interp.c: #include sim-main if WITH_COMMON, not mn10300_sim.h.
340 (hash,dispatch,sim_size): Don't compile if ! WITH_COMMON.
341 (init_system,sim_write,compare_simops): Likewise.
342 (sim_set_profile,sim_set_profile_size): Likewise.
343 (sim_stop,sim_resume,sim_trace,sim_info): Likewise.
344 (sim_set_callbacks,sim_stop_reason,sim_read,sim_load): Likewise.
345 (enum interrupt_type): New enum.
346 (interrupt_names): New global.
347 (do_interrupt): New function.
348 (sim_open): Define differently if WITH_COMMON.
349 (sim_close,sim_create_inferior,sim_do_command): Likewise.
350 * mn10300_sim.h ({load,store}_{byte,half,word}): Define versions
352 * mn10300.igen: New file.
353 * mn10300.dc: New file.
354 * op_utils.c: New file.
355 * sim-main.h: New file.
357 Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
359 * configure: Regenerated to track ../common/aclocal.m4 changes.
361 Fri Feb 27 18:36:04 1998 Jeffrey A Law (law@cygnus.com)
363 * simops.c (inc): Fix typo.
365 Wed Feb 25 01:59:29 1998 Jeffrey A Law (law@cygnus.com)
367 * simops.c (signed multiply instructions): Cast input operands to
368 signed32 before casting them to signed64 so that the sign bit
369 is propagated properly.
371 Mon Feb 23 20:23:19 1998 Mark Alexander <marka@cygnus.com>
373 * Makefile.in: Last change was bad. Define NL_TARGET
374 so that targ-vals.h will be used instead of syscall.h.
375 * simops.c: Use targ-vals.h instead of syscall.h.
376 (OP_F020): Disable unsupported system calls.
378 Mon Feb 23 09:44:38 1998 Mark Alexander <marka@cygnus.com>
380 * Makefile.in: Get header files from libgloss/mn10300/sys.
382 Sun Feb 22 16:02:24 1998 Jeffrey A Law (law@cygnus.com)
384 * simops.c: Include sim-types.h.
386 Wed Feb 18 13:07:08 1998 Jeffrey A Law (law@cygnus.com)
388 * simops.c (multiply instructions): Cast input operands to a
389 signed64/unsigned64 type as appropriate.
391 Tue Feb 17 12:47:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
393 * interp.c (sim_store_register, sim_fetch_register): Pass in
394 length parameter. Return -1.
396 Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
398 * configure: Regenerated to track ../common/aclocal.m4 changes.
400 Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
402 * configure: Regenerated to track ../common/aclocal.m4 changes.
404 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
406 * configure: Regenerated to track ../common/aclocal.m4 changes.
408 Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
410 * configure: Regenerated to track ../common/aclocal.m4 changes.
413 Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
415 * configure: Regenerated to track ../common/aclocal.m4 changes.
417 Tue Nov 11 10:38:52 1997 Jeffrey A Law (law@cygnus.com)
419 * simops.c (call:16 call:32): Stack adjustment is determined solely
422 Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
424 * interp.c (sim_load): Pass lma_p and sim_write args to
427 Tue Oct 21 10:12:03 1997 Jeffrey A Law (law@cygnus.com)
429 * simops.c: Correctly handle register restores for "ret" and "retf"
432 Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
434 * configure: Regenerated to track ../common/aclocal.m4 changes.
436 Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
438 * configure: Regenerated to track ../common/aclocal.m4 changes.
440 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
442 * configure: Regenerated to track ../common/aclocal.m4 changes.
444 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
446 * configure: Regenerated to track ../common/aclocal.m4 changes.
448 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
450 * configure: Regenerated to track ../common/aclocal.m4 changes.
452 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
454 * configure: Regenerated to track ../common/aclocal.m4 changes.
456 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
458 * configure: Regenerated to track ../common/aclocal.m4 changes.
460 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
462 * configure: Regenerated to track ../common/aclocal.m4 changes.
465 Tue Aug 26 10:41:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
467 * interp.c (sim_kill): Delete.
468 (sim_create_inferior): Add ABFD argument.
469 (sim_load): Move setting of PC from here.
470 (sim_create_inferior): To here.
472 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
474 * configure: Regenerated to track ../common/aclocal.m4 changes.
477 Mon Aug 25 16:14:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
479 * interp.c (sim_open): Add ABFD argument.
481 Tue Jun 24 13:46:20 1997 Jeffrey A Law (law@cygnus.com)
483 * interp.c (sim_resume): Clear State.exited.
484 (sim_stop_reason): If State.exited is nonzero, then indicate that
485 the simulator exited instead of stopped.
486 * mn10300_sim.h (struct _state): Add exited field.
487 * simops.c (syscall): Set State.exited for SYS_exit.
489 Wed Jun 11 22:07:56 1997 Jeffrey A Law (law@cygnus.com)
491 * simops.c: Fix thinko in last change.
493 Tue Jun 10 12:31:32 1997 Jeffrey A Law (law@cygnus.com)
495 * simops.c: "call" stores the callee saved registers into the
496 stack! Update the stack pointer properly when done with
499 * simops.c: Fix return address computation for "call" instructions.
501 Thu May 22 01:43:11 1997 Jeffrey A Law (law@cygnus.com)
503 * interp.c (sim_open): Fix typo.
505 Wed May 21 23:27:58 1997 Jeffrey A Law (law@cygnus.com)
507 * interp.c (sim_resume): Add missing case in big switch
508 statement (for extb instruction).
510 Tue May 20 17:51:30 1997 Jeffrey A Law (law@cygnus.com)
512 * interp.c: Replace all references to load_mem and store_mem
513 with references to load_byte, load_half, load_3_byte, load_word
514 and store_byte, store_half, store_3_byte, store_word.
515 (INLINE): Delete definition.
516 (load_mem_big): Likewise.
517 (max_mem): Make it global.
518 (dispatch): Make this function inline.
519 (load_mem, store_mem): Delete functions.
520 * mn10300_sim.h (INLINE): Define.
521 (RLW): Delete unused definition.
522 (load_mem, store_mem): Delete declarations.
523 (load_mem_big): New definition.
524 (load_byte, load_half, load_3_byte, load_word): New functions.
525 (store_byte, store_half, store_3_byte, store_word): New functions.
526 * simops.c: Replace all references to load_mem and store_mem
527 with references to load_byte, load_half, load_3_byte, load_word
528 and store_byte, store_half, store_3_byte, store_word.
530 Tue May 20 10:21:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
532 * interp.c (sim_open): Add callback to arguments.
533 (sim_set_callbacks): Delete SIM_DESC argument.
535 Mon May 19 13:54:22 1997 Jeffrey A Law (law@cygnus.com)
537 * interp.c (dispatch): Make this an inline function.
539 * simops.c (syscall): Use callback->write regardless of
540 what file descriptor we're writing too.
542 Sun May 18 16:46:31 1997 Jeffrey A Law (law@cygnus.com)
544 * interp.c (load_mem_big): Remove function. It's now a macro
546 (compare_simops): New function.
547 (sim_open): Sort the Simops table before inserting entries
549 * mn10300_sim.h: Remove unused #defines.
550 (load_mem_big): Define.
552 Fri May 16 16:36:17 1997 Jeffrey A Law (law@cygnus.com)
554 * interp.c (load_mem): If we get a load from an out of range
556 (store_mem): Likewise for stores.
557 (max_mem): New variable.
559 Tue May 6 13:24:36 1997 Jeffrey A Law (law@cygnus.com)
561 * mn10300_sim.h: Fix ordering of bits in the PSW.
563 * interp.c: Improve hashing routine to avoid long list
564 traversals for common instructions. Add HASH_STAT support.
565 Rewrite opcode dispatch code using a big switch instead of
566 cascaded if/else statements. Avoid useless calls to load_mem.
568 Mon May 5 18:07:48 1997 Jeffrey A Law (law@cygnus.com)
570 * mn10300_sim.h (struct _state): Add space for mdrq register.
572 * simops.c: Don't abort for trap. Add support for the extended
573 instructions, "getx", "putx", "mulq", "mulqu", "sat16", "sat24",
576 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
578 * configure: Regenerated to track ../common/aclocal.m4 changes.
580 Fri Apr 18 14:04:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
582 * interp.c (sim_stop): Add stub function.
584 Thu Apr 17 03:26:59 1997 Doug Evans <dje@canuck.cygnus.com>
586 * Makefile.in (SIM_OBJS): Add sim-load.o.
587 * interp.c (sim_kind, myname): New static locals.
588 (sim_open): Set sim_kind, myname. Ignore -E arg.
589 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
590 load file into simulator. Set start address from bfd.
591 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
593 Wed Apr 16 19:30:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
595 * simops.c (OP_F020): SYS_execv, SYS_time, SYS_times, SYS_utime
596 only include if implemented by host.
597 (OP_F020): Typecast arg passed to time function;
599 Mon Apr 7 23:57:49 1997 Jeffrey A Law (law@cygnus.com)
601 * simops.c (syscall): Handle new mn10300 calling conventions.
603 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
605 * configure: Regenerated to track ../common/aclocal.m4 changes.
608 Fri Apr 4 20:02:37 1997 Ian Lance Taylor <ian@cygnus.com>
610 * Makefile.in: Change mn10300-opc.o to m10300-opc.o, to match
611 corresponding change in opcodes directory.
613 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
615 * interp.c (sim_open): New arg `kind'.
617 * configure: Regenerated to track ../common/aclocal.m4 changes.
619 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
621 * configure: Regenerated to track ../common/aclocal.m4 changes.
623 Thu Mar 20 11:58:02 1997 Jeffrey A Law (law@cygnus.com)
625 * simops.c: Fix register extraction for a two "movbu" variants.
626 Somewhat simplify "sub" instructions.
627 Correctly sign extend operands for "mul". Put the correct
628 half of the result in MDR for "mul" and "mulu".
629 Implement remaining instructions.
630 Tweak opcode for "syscall".
632 Tue Mar 18 14:21:21 1997 Jeffrey A Law (law@cygnus.com)
634 * simops.c: Do syscall emulation in "syscall" instruction. Add
635 dummy "trap" instruction.
637 Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
639 * configure: Regenerated to track ../common/aclocal.m4 changes.
641 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
643 * configure: Re-generate.
645 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
647 * configure: Regenerate to track ../common/aclocal.m4 changes.
649 Thu Mar 13 12:54:45 1997 Doug Evans <dje@canuck.cygnus.com>
651 * interp.c (sim_open): New SIM_DESC result. Argument is now
653 (other sim_*): New SIM_DESC argument.
655 Wed Mar 12 15:04:00 1997 Jeffrey A Law (law@cygnus.com)
657 * simops.c: Fix carry bit computation for "add" instructions.
659 * simops.c: Fix typos in bset insns. Fix arguments to store_mem
660 for bset imm8,(d8,an) and bclr imm8,(d8,an).
662 Wed Mar 5 15:00:10 1997 Jeffrey A Law (law@cygnus.com)
664 * simops.c: Fix register references when computing Z and N bits
667 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
669 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
670 COMMON_{PRE,POST}_CONFIG_FRAG instead.
671 * configure.in: sinclude ../common/aclocal.m4.
672 * configure: Regenerated.
674 Fri Jan 24 10:47:25 1997 Jeffrey A Law (law@cygnus.com)
676 * interp.c (init_system): Allocate 2^19 bytes of space for the
679 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
681 * configure configure.in Makefile.in: Update to new configure
682 scheme which is more compatible with WinGDB builds.
683 * configure.in: Improve comment on how to run autoconf.
684 * configure: Re-run autoconf to get new ../common/aclocal.m4.
685 * Makefile.in: Use autoconf substitution to install common
688 Tue Jan 21 15:03:04 1997 Jeffrey A Law (law@cygnus.com)
690 * simops.c: Undo last change to "rol" and "ror", original code
693 Thu Jan 16 11:28:14 1997 Jeffrey A Law (law@cygnus.com)
695 * simops.c: Fix "rol" and "ror".
697 Wed Jan 15 06:45:58 1997 Jeffrey A Law (law@cygnus.com)
699 * simops.c: Fix typo in last change.
701 Mon Jan 13 13:22:35 1997 Jeffrey A Law (law@cygnus.com)
703 * simops.c: Use REG macros in few places not using them yet.
705 Mon Jan 6 16:21:19 1997 Jeffrey A Law (law@cygnus.com)
707 * mn10300_sim.h (struct _state): Fix number of registers!
709 Tue Dec 31 16:20:41 1996 Jeffrey A Law (law@cygnus.com)
711 * mn10300_sim.h (struct _state): Put all registers into a single
712 array to make gdb implementation easier.
713 (REG_*): Add definitions for all registers in the state array.
714 (SEXT32, SEXT40, SEXT44, SEXT60): Remove unused macros.
715 * simops.c: Related changes.
717 Wed Dec 18 10:10:45 1996 Jeffrey A Law (law@cygnus.com)
719 * interp.c (sim_resume): Handle 0xff as a single byte insn.
721 * simops.c: Fix overflow computation for "add" and "inc"
724 Mon Dec 16 10:03:52 1996 Jeffrey A Law (law@cygnus.com)
726 * simops.c: Handle "break" instruction.
728 * simops.c: Fix restoring the PC for "ret" and "retf" instructions.
730 Wed Dec 11 09:53:10 1996 Jeffrey A Law (law@cygnus.com)
732 * gencode.c (write_opcodes): Also write out the format of the
734 * mn10300_sim.h (simops): Add "format" field.
735 * interp.c (sim_resume): Deal with endianness issues here.
737 Tue Dec 10 15:05:37 1996 Jeffrey A Law (law@cygnus.com)
739 * simops.c (REG0_4): Define.
740 Use REG0_4 for indexed loads/stores.
742 Sat Dec 7 09:50:28 1996 Jeffrey A Law (law@cygnus.com)
744 * simops.c (REG0_16): Fix typo.
746 Fri Dec 6 14:13:34 1996 Jeffrey A Law (law@cygnus.com)
748 * simops.c: Call abort for any instruction that's not currently
751 * simops.c: Define accessor macros to extract register
752 values from instructions. Use them consistently.
754 * interp.c: Delete unused global variable "OP".
755 (sim_resume): Remove unused variable "opcode".
756 * simops.c: Fix some uninitialized variable problems, add
757 parens to fix various -Wall warnings.
759 * gencode.c (write_header): Add "insn" and "extension" arguments
760 to the OP_* declarations.
761 (write_template): Similarly for function templates.
762 * interp.c (insn, extension): Remove global variables. Instead
763 pass them as arguments to the OP_* functions.
764 * mn10300_sim.h: Remove decls for "insn" and "extension".
765 * simops.c (OP_*): Accept "insn" and "extension" as arguments
766 instead of using globals.
768 Thu Dec 5 22:26:31 1996 Jeffrey A Law (law@cygnus.com)
770 * simops.c: Fix typos in "mov am,(d16,an)" and "mov am,(d32,an)"
772 * simops.c: Fix thinkos in last change to "inc dn".
774 Wed Dec 4 10:57:53 1996 Jeffrey A Law (law@cygnus.com)
776 * simops.c: "add imm,sp" does not effect the condition codes.
777 "inc dn" does effect the condition codes.
779 Tue Dec 3 17:37:45 1996 Jeffrey A Law (law@cygnus.com)
781 * simops.c: Treat both operands as signed values for
784 * simops.c: Fix simulation of division instructions.
785 Fix typos/thinkos in several "cmp" and "sub" instructions.
787 Mon Dec 2 12:31:40 1996 Jeffrey A Law (law@cygnus.com)
789 * simops.c: Fix carry bit handling in "sub" and "cmp"
792 * simops.c: Fix "mov imm8,an" and "mov imm16,dn".
794 Sun Dec 1 16:05:42 1996 Jeffrey A Law (law@cygnus.com)
796 * simops.c: Fix overflow computation for many instructions.
798 * simops.c: Fix "mov dm, an", "movbu dm, (an)", and "movhu dm, (an)".
800 * simops.c: Fix "mov am, dn".
802 * simops.c: Fix more bugs in "add imm,an" and
805 Wed Nov 27 09:20:42 1996 Jeffrey A Law (law@cygnus.com)
807 * simops.c: Fix bugs in "movm" and "add imm,an".
809 * simops.c: Don't lose the upper 24 bits of the return
810 pointer in "call" and "calls" instructions. Rough cut
811 at emulated system calls.
813 * simops.c: Implement the remaining 5, 6 and 7 byte instructions.
815 * simops.c: Implement remaining 4 byte instructions.
817 * simops.c: Implement remaining 3 byte instructions.
819 * simops.c: Implement remaining 2 byte instructions. Call
820 abort for instructions we're not implementing now.
822 Tue Nov 26 15:43:41 1996 Jeffrey A Law (law@cygnus.com)
824 * simops.c: Implement lots of random instructions.
826 * simops.c: Implement "movm" and "bCC" insns.
828 * mn10300_sim.h (_state): Add another register (MDR).
830 * simops.c: Implement "cmp", "calls", "rets", "jmp" and
831 a few additional random insns.
833 * mn10300_sim.h (PSW_*): Define for CC status tracking.
834 (REG_D0, REG_A0, REG_SP): Define.
835 * simops.c: Implement "add", "addc" and a few other random
838 * gencode.c, interp.c: Snapshot current simulator code.
840 Mon Nov 25 12:46:38 1996 Jeffrey A Law (law@cygnus.com)
842 * Makefile.in, config.in, configure, configure.in: New files.
843 * gencode.c, interp.c, mn10300_sim.h, simops.c: New files.