1 Wed Aug 26 09:29:38 1998 Joyce Janczyn <janczyn@cygnus.com>
3 * mn10300.igen (div,divu): Fix divide instructions so divide by 0
4 behaves like the hardware.
6 Mon Aug 24 11:50:09 1998 Joyce Janczyn <janczyn@cygnus.com>
8 * sim-main.h (SIM_HANDLES_LMA): Define SIM_HANDLES_LMA.
11 Wed Aug 12 12:36:07 1998 Jeffrey A Law (law@cygnus.com)
13 * am33.igen: Handle case where first DSP operation modifies a
14 register used in the second DSP operation correctly.
16 Tue Jul 28 10:10:25 1998 Jeffrey A Law (law@cygnus.com)
18 * am33.igen: Detect cases where two operands must not match for
21 Mon Jul 27 12:04:17 1998 Jeffrey A Law (law@cygnus.com)
23 * am33.igen: Detect cases where two operands must not match in
27 Fri Jul 24 18:15:21 1998 Joyce Janczyn <janczyn@cygnus.com>
29 * op_utils.c (do_syscall): Rewrite to use common/syscall.c.
30 (syscall_read_mem, syscall_write_mem): New functions for syscall
32 * mn10300_sim.h: Add prototypes for syscall_read_mem and
34 * mn10300.igen: Change C++ style comments to C style comments.
35 Check for divide by zero in div and divu ops.
38 Fri Jul 24 12:49:28 1998 Jeffrey A Law (law@cygnus.com)
40 * am33.igen (translate_xreg): New function. Use it as needed.
42 Thu Jul 23 10:05:28 1998 Jeffrey A Law (law@cygnus.com)
44 * am33.igen: Add some missing instructions.
46 * am33.igen: Autoincrement loads/store fixes.
48 Tue Jul 21 09:48:14 1998 Jeffrey A Law (law@cygnus.com)
50 * am33.igen: Add mov_lCC DSP instructions.
52 * am33.igen: Add most am33 DSP instructions.
55 Thu Jul 9 10:06:55 1998 Jeffrey A Law (law@cygnus.com)
57 * mn10300.igen: Fix Z bit for addc and subc instructions.
58 Minor fixes in multiply/divide patterns.
61 * am33.igen: Add missing mul[u] imm32,Rn. Fix condition code
62 handling for many instructions. Fix sign extension for some
65 * am33.igen: Fix Z bit for remaining addc/subc instructions.
66 Do not sign extend immediate for mov imm,XRn.
67 More random mul, mac & div fixes.
68 Remove some unused variables.
69 Sign extend 24bit displacement in memory addresses.
71 * am33.igen: Fix Z bit for addc Rm,Rn and subc Rm,Rn. Various
72 fixes to 2 register multiply, divide and mac instructions. Set
73 Z,N correctly for sat16. Sign extend 24 bit immediate for add,
76 * am33.igen: Add remaining non-DSP instructions.
80 Wed Jul 8 16:29:12 1998 Jeffrey A Law (law@cygnus.com)
82 * am33.igen (translate_rreg): New function. Use it as appropriate.
84 * am33.igen: More am33 instructions. Fix "div".
86 Mon Jul 6 15:39:22 1998 Jeffrey A Law (law@cygnus.com)
88 * mn10300.igen: Add am33 support.
90 * Makefile.in: Use multi-sim to support both a mn10300 and am33
93 * am33.igen: Add many more am33 instructions.
96 Wed Jul 1 17:07:09 1998 Jeffrey A Law (law@cygnus.com)
98 * mn10300_sim.h (FETCH24): Define.
101 * mn10300_sim.h: Add defines for some registers found on the AM33.
102 * am33.igen: New file with some am33 support.
105 Tue Jun 30 11:23:20 1998 Jeffrey A Law (law@cygnus.com)
107 * mn10300_sim.h: Include bfd.h
108 (struct state): Add more room for processor specific registers.
114 Thu Jun 25 10:12:03 1998 Joyce Janczyn <janczyn@cygnus.com>
116 * dv-mn103tim.c: Include sim-assert.h
117 * dv-mn103ser.c (do_polling_event): Check for incoming data on
118 serial line and schedule next polling event.
119 (read_status_reg): schedule events to check for incoming data on
120 serial line and issue interrupt if necessary.
122 Fri Jun 19 16:47:27 1998 Joyce Janczyn <janczyn@cygnus.com>
124 * interp.c (sim_open): hook up serial 1 and 2 ports properly (typo).
126 Fri Jun 19 11:59:26 1998 Joyce Janczyn <janczyn@cygnus.com>
128 * interp.c (board): Rename am32 to stdeval1 as this is the name
129 consistently used to refer to the mn1030002 board.
131 Thu June 18 14:37:14 1998 Joyce Janczyn <janczyn@cygnus.com>
132 * interp.c (sim_open): Fix typo in address of EXTMD register
133 (0x34000280, not 0x3400280).
136 Wed Jun 17 18:00:18 1998 Jeffrey A Law (law@cygnus.com)
138 * simops.c (syscall): Handle change in opcode # for syscall.
139 * mn10300.igen (syscall): Likewise.
142 Tue June 16 09:36:21 1998 Joyce Janczyn <janczyn@cygnus.com>
143 * dv-mn103int.c (mn103int_finish): Regular interrupts (not NMI or
144 reset) are not enabled on reset.
146 Sun June 14 17:04:00 1998 Joyce Janczyn <janczyn@cygnus.com>
147 * dv-mn103iop.c (write_*_reg): Check for attempt to write r/o
149 * dv-mn103ser.c: Fill in methods for reading and writing to serial
151 * interp.c (sim_open): Make the serial device a polling device.
153 Fri June 12 16:24:00 1998 Joyce Janczyn <janczyn@cygnus.com>
154 * dv-mn103iop.c: New file for handling am32 io ports.
155 * configure.in: Add mn103iop to hw_device list.
156 * configure: Re-generate.
157 * interp.c (sim_open): Create io port device.
159 Wed June 10 14:34:00 1998 Joyce Janczyn <janczyn@cygnus.com>
160 * dv-mn103int.c (external_group): Use enumerated types to access
161 correct group addresses.
162 * dv-mn103tim.c (do_counter_event): Underflow of cascaded timer
163 triggers an interrupt on the higher-numbered timer's port.
166 Mon June 8 13:30:00 1998 Joyce Janczyn <janczyn@cygnus.com>
167 * interp.c: (mn10300_option_handler): New function parses arguments
170 * (board): Add --board option for specifying am32.
171 * (sim_open): Create new timer and serial devices and control
172 configuration of other am32 devices via board option.
173 * dv-mn103tim.c, dv-mn103ser.c: New files for timers and serial devices.
174 * dv-mn103cpu.c: Fix typos in opening comments.
175 * dv-mn103int.c: Adjust interrupt controller settings for am32 instead of am30.
176 * configure.in: Add mn103tim and mn103ser to hw_device list.
177 * configure: Re-generate.
181 Mon May 25 20:50:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
183 * dv-mn103int.c, dv-mn103cpu.c: Rename *_callback to *_method.
185 * dv-mn103cpu.c, dv-mn103int.c: Include hw-main.h and
186 sim-main.h. Declare a struct hw_descriptor instead of struct
187 hw_device_descriptor.
189 Mon May 25 17:33:33 1998 Andrew Cagney <cagney@b1.cygnus.com>
191 * dv-mn103cpu.c (struct mn103cpu): Change type of pending_handler
194 Fri May 22 12:17:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
196 * configure.in (SIM_AC_OPTION_HARDWARE): Add argument "yes".
198 Wed May 6 13:29:06 1998 Andrew Cagney <cagney@b1.cygnus.com>
200 * interp.c (sim_open): Create a polling PAL device.
203 Fri May 1 16:39:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
205 * dv-mn103int.c (mn103int_port_event):
206 (mn103int_port_event):
207 (mn103int_io_read_buffer):
208 (mn103int_io_write_buffer):
210 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Drop CPU/CIA args.
211 (mn103cpu_port_event): Ditto.
212 (mn103cpu_io_read_buffer): Ditto.
213 (mn103cpu_io_write_buffer): Ditto.
215 Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
217 * configure: Regenerated to track ../common/aclocal.m4 changes.
219 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
221 * configure: Regenerated to track ../common/aclocal.m4 changes.
224 Sun Apr 26 15:19:55 1998 Tom Tromey <tromey@cygnus.com>
226 * acconfig.h: New file.
227 * configure.in: Reverted change of Apr 24; use sinclude again.
229 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
231 * configure: Regenerated to track ../common/aclocal.m4 changes.
234 Fri Apr 24 11:19:07 1998 Tom Tromey <tromey@cygnus.com>
236 * configure.in: Don't call sinclude.
238 Tue Apr 14 10:03:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
240 * mn10300_sim.h: Declare all functions in op_utils.c using
243 * sim-main.c: New file. Include op_utils.c.
245 * mn10300.igen (mov, cmp): Use new igen operators `!' and `=' to
246 differentiate between MOV/CMP immediate/register instructions.
248 * configure.in (SIM_AC_OPTION_INLINE): Add and enable.
249 * configure: Regenerate.
251 Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
253 * configure: Regenerated to track ../common/aclocal.m4 changes.
256 Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
258 * interp.c (hw): Delete variable, moved to SIM_DESC.
259 (sim_open): Delete calls to hw_tree_create, hw_tree_finish.
260 Handled by sim-module.
261 (sim_open): Do not anotate tree with trace properties, handled by
263 (sim_open): Call sim_hw_parse instead of hw_tree_parse.
265 * configure: Regenerated to track ../common/aclocal.m4 changes.
269 Thu Mar 26 20:46:18 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
271 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Save the entire PC
272 on the stack when delivering interrupts (not just the lower
274 * mn10300.igen (mov (Di,Am),Dn): Fix decode. Registers were
275 specified in the wrong order.
279 Fri Mar 27 00:56:40 1998 Andrew Cagney <cagney@b1.cygnus.com>
281 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Stop loss of
282 succeeding interrupts, clear pending_handler when the handler
286 Thu Mar 26 10:11:01 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
288 * Makefile.in (tmp-igen): Prefix all usage of move-if-change
289 script with $(SHELL) to make NT native builds happy.
290 * configure: Regenerate because of change to ../common/aclocal.m4.
292 Thu Mar 26 11:22:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
294 * configure.in: Make --enable-sim-common the default.
295 * configure: Re-generate.
297 * sim-main.h (CIA_GET, CIA_SET): Save/restore current instruction
298 address into Sate.regs[REG_PC] instead of common struct.
300 Wed Mar 25 17:42:00 1998 Joyce Janczyn <janczyn@cygnus.com>
302 * mn10300.igen (cmp imm8,An): Do not sign extend imm8 value.
304 Wed Mar 25 12:08:00 1998 Joyce Janczyn <janczyn@cygnus.com>
306 * simops.c (OP_F0FD): Initialise variable 'sp'.
309 Thu Mar 26 00:21:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
311 * dv-mn103int.c (decode_group): A group register every 4 bytes not
313 (write_icr): Rewrite equation updating request field.
314 (read_iagr): Fix check that interrupt is still pending.
318 Wed Mar 25 16:14:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
320 * interp.c (sim_open): Tidy up device creation.
322 * dv-mn103int.c (mn103int_port_event): Drive NMI with non-zero
324 (mn103int_io_read_buffer): Convert absolute address to register
326 (read_icr, write_icr): Convert block offset into group offset.
329 Wed Mar 25 15:08:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
331 * interp.c (sim_open): Create second 1mb memory region at
333 (sim_open): Create a device tree.
336 (do_interrupt): Delete, needs to use dv-mn103cpu.c
338 * dv-mn103int.c, dv-mn103cpu.c: New files.
341 Wed Mar 25 08:47:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
343 * mn10300_sim.h (EXTRACT_PSW_LM, INSERT_PSW_LM, PSW_IE, PSW_LM):
347 Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
349 * configure: Regenerated to track ../common/aclocal.m4 changes.
351 Wed Mar 25 10:24:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
353 * interp.c (sim-options.h): Include.
354 (sim_kind, myname): Declare when not using common framework.
356 * mn10300_sim.h (do_syscall, generic*): Provide prototypes for
357 functions found in op_utils.c
359 * mn10300.igen (add): Discard unused variables.
361 * configure, config.in: Re-generate with autoconf 2.12.1.
363 Tue Mar 24 15:27:00 1998 Joyce Janczyn <janczyn@cygnus.com>
365 Add support for --enable-sim-common option.
366 * Makefile.in (WITHOUT_COMMON_OBJS): Files included if
367 ! --enable-sim-common
368 (WITH_COMMON_OBJS): Files included if --enable-sim-common.
369 (MN10300_OBJS,MN10300_INTERP_DEP): New variables.
371 ({WITHOUT,WITH}_COMMON_RUN_OBJS,SIM_RUN_OBJS): New variables.
372 (SIM_EXTRA_CFLAGS): New variable.
373 (clean-extra): Clean up igen files.
374 (../igen/igen,clean-igen,tmp-igen): New rules.
375 * configure.in: Add support for common framework via
377 * configure: Regenerate.
378 * interp.c: #include sim-main if WITH_COMMON, not mn10300_sim.h.
379 (hash,dispatch,sim_size): Don't compile if ! WITH_COMMON.
380 (init_system,sim_write,compare_simops): Likewise.
381 (sim_set_profile,sim_set_profile_size): Likewise.
382 (sim_stop,sim_resume,sim_trace,sim_info): Likewise.
383 (sim_set_callbacks,sim_stop_reason,sim_read,sim_load): Likewise.
384 (enum interrupt_type): New enum.
385 (interrupt_names): New global.
386 (do_interrupt): New function.
387 (sim_open): Define differently if WITH_COMMON.
388 (sim_close,sim_create_inferior,sim_do_command): Likewise.
389 * mn10300_sim.h ({load,store}_{byte,half,word}): Define versions
391 * mn10300.igen: New file.
392 * mn10300.dc: New file.
393 * op_utils.c: New file.
394 * sim-main.h: New file.
396 Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
398 * configure: Regenerated to track ../common/aclocal.m4 changes.
400 Fri Feb 27 18:36:04 1998 Jeffrey A Law (law@cygnus.com)
402 * simops.c (inc): Fix typo.
404 Wed Feb 25 01:59:29 1998 Jeffrey A Law (law@cygnus.com)
406 * simops.c (signed multiply instructions): Cast input operands to
407 signed32 before casting them to signed64 so that the sign bit
408 is propagated properly.
410 Mon Feb 23 20:23:19 1998 Mark Alexander <marka@cygnus.com>
412 * Makefile.in: Last change was bad. Define NL_TARGET
413 so that targ-vals.h will be used instead of syscall.h.
414 * simops.c: Use targ-vals.h instead of syscall.h.
415 (OP_F020): Disable unsupported system calls.
417 Mon Feb 23 09:44:38 1998 Mark Alexander <marka@cygnus.com>
419 * Makefile.in: Get header files from libgloss/mn10300/sys.
421 Sun Feb 22 16:02:24 1998 Jeffrey A Law (law@cygnus.com)
423 * simops.c: Include sim-types.h.
425 Wed Feb 18 13:07:08 1998 Jeffrey A Law (law@cygnus.com)
427 * simops.c (multiply instructions): Cast input operands to a
428 signed64/unsigned64 type as appropriate.
430 Tue Feb 17 12:47:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
432 * interp.c (sim_store_register, sim_fetch_register): Pass in
433 length parameter. Return -1.
435 Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
437 * configure: Regenerated to track ../common/aclocal.m4 changes.
439 Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
441 * configure: Regenerated to track ../common/aclocal.m4 changes.
443 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
445 * configure: Regenerated to track ../common/aclocal.m4 changes.
447 Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
449 * configure: Regenerated to track ../common/aclocal.m4 changes.
452 Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
454 * configure: Regenerated to track ../common/aclocal.m4 changes.
456 Tue Nov 11 10:38:52 1997 Jeffrey A Law (law@cygnus.com)
458 * simops.c (call:16 call:32): Stack adjustment is determined solely
461 Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
463 * interp.c (sim_load): Pass lma_p and sim_write args to
466 Tue Oct 21 10:12:03 1997 Jeffrey A Law (law@cygnus.com)
468 * simops.c: Correctly handle register restores for "ret" and "retf"
471 Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
473 * configure: Regenerated to track ../common/aclocal.m4 changes.
475 Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
477 * configure: Regenerated to track ../common/aclocal.m4 changes.
479 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
481 * configure: Regenerated to track ../common/aclocal.m4 changes.
483 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
485 * configure: Regenerated to track ../common/aclocal.m4 changes.
487 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
489 * configure: Regenerated to track ../common/aclocal.m4 changes.
491 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
493 * configure: Regenerated to track ../common/aclocal.m4 changes.
495 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
497 * configure: Regenerated to track ../common/aclocal.m4 changes.
499 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
501 * configure: Regenerated to track ../common/aclocal.m4 changes.
504 Tue Aug 26 10:41:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
506 * interp.c (sim_kill): Delete.
507 (sim_create_inferior): Add ABFD argument.
508 (sim_load): Move setting of PC from here.
509 (sim_create_inferior): To here.
511 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
513 * configure: Regenerated to track ../common/aclocal.m4 changes.
516 Mon Aug 25 16:14:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
518 * interp.c (sim_open): Add ABFD argument.
520 Tue Jun 24 13:46:20 1997 Jeffrey A Law (law@cygnus.com)
522 * interp.c (sim_resume): Clear State.exited.
523 (sim_stop_reason): If State.exited is nonzero, then indicate that
524 the simulator exited instead of stopped.
525 * mn10300_sim.h (struct _state): Add exited field.
526 * simops.c (syscall): Set State.exited for SYS_exit.
528 Wed Jun 11 22:07:56 1997 Jeffrey A Law (law@cygnus.com)
530 * simops.c: Fix thinko in last change.
532 Tue Jun 10 12:31:32 1997 Jeffrey A Law (law@cygnus.com)
534 * simops.c: "call" stores the callee saved registers into the
535 stack! Update the stack pointer properly when done with
538 * simops.c: Fix return address computation for "call" instructions.
540 Thu May 22 01:43:11 1997 Jeffrey A Law (law@cygnus.com)
542 * interp.c (sim_open): Fix typo.
544 Wed May 21 23:27:58 1997 Jeffrey A Law (law@cygnus.com)
546 * interp.c (sim_resume): Add missing case in big switch
547 statement (for extb instruction).
549 Tue May 20 17:51:30 1997 Jeffrey A Law (law@cygnus.com)
551 * interp.c: Replace all references to load_mem and store_mem
552 with references to load_byte, load_half, load_3_byte, load_word
553 and store_byte, store_half, store_3_byte, store_word.
554 (INLINE): Delete definition.
555 (load_mem_big): Likewise.
556 (max_mem): Make it global.
557 (dispatch): Make this function inline.
558 (load_mem, store_mem): Delete functions.
559 * mn10300_sim.h (INLINE): Define.
560 (RLW): Delete unused definition.
561 (load_mem, store_mem): Delete declarations.
562 (load_mem_big): New definition.
563 (load_byte, load_half, load_3_byte, load_word): New functions.
564 (store_byte, store_half, store_3_byte, store_word): New functions.
565 * simops.c: Replace all references to load_mem and store_mem
566 with references to load_byte, load_half, load_3_byte, load_word
567 and store_byte, store_half, store_3_byte, store_word.
569 Tue May 20 10:21:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
571 * interp.c (sim_open): Add callback to arguments.
572 (sim_set_callbacks): Delete SIM_DESC argument.
574 Mon May 19 13:54:22 1997 Jeffrey A Law (law@cygnus.com)
576 * interp.c (dispatch): Make this an inline function.
578 * simops.c (syscall): Use callback->write regardless of
579 what file descriptor we're writing too.
581 Sun May 18 16:46:31 1997 Jeffrey A Law (law@cygnus.com)
583 * interp.c (load_mem_big): Remove function. It's now a macro
585 (compare_simops): New function.
586 (sim_open): Sort the Simops table before inserting entries
588 * mn10300_sim.h: Remove unused #defines.
589 (load_mem_big): Define.
591 Fri May 16 16:36:17 1997 Jeffrey A Law (law@cygnus.com)
593 * interp.c (load_mem): If we get a load from an out of range
595 (store_mem): Likewise for stores.
596 (max_mem): New variable.
598 Tue May 6 13:24:36 1997 Jeffrey A Law (law@cygnus.com)
600 * mn10300_sim.h: Fix ordering of bits in the PSW.
602 * interp.c: Improve hashing routine to avoid long list
603 traversals for common instructions. Add HASH_STAT support.
604 Rewrite opcode dispatch code using a big switch instead of
605 cascaded if/else statements. Avoid useless calls to load_mem.
607 Mon May 5 18:07:48 1997 Jeffrey A Law (law@cygnus.com)
609 * mn10300_sim.h (struct _state): Add space for mdrq register.
611 * simops.c: Don't abort for trap. Add support for the extended
612 instructions, "getx", "putx", "mulq", "mulqu", "sat16", "sat24",
615 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
617 * configure: Regenerated to track ../common/aclocal.m4 changes.
619 Fri Apr 18 14:04:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
621 * interp.c (sim_stop): Add stub function.
623 Thu Apr 17 03:26:59 1997 Doug Evans <dje@canuck.cygnus.com>
625 * Makefile.in (SIM_OBJS): Add sim-load.o.
626 * interp.c (sim_kind, myname): New static locals.
627 (sim_open): Set sim_kind, myname. Ignore -E arg.
628 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
629 load file into simulator. Set start address from bfd.
630 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
632 Wed Apr 16 19:30:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
634 * simops.c (OP_F020): SYS_execv, SYS_time, SYS_times, SYS_utime
635 only include if implemented by host.
636 (OP_F020): Typecast arg passed to time function;
638 Mon Apr 7 23:57:49 1997 Jeffrey A Law (law@cygnus.com)
640 * simops.c (syscall): Handle new mn10300 calling conventions.
642 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
644 * configure: Regenerated to track ../common/aclocal.m4 changes.
647 Fri Apr 4 20:02:37 1997 Ian Lance Taylor <ian@cygnus.com>
649 * Makefile.in: Change mn10300-opc.o to m10300-opc.o, to match
650 corresponding change in opcodes directory.
652 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
654 * interp.c (sim_open): New arg `kind'.
656 * configure: Regenerated to track ../common/aclocal.m4 changes.
658 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
660 * configure: Regenerated to track ../common/aclocal.m4 changes.
662 Thu Mar 20 11:58:02 1997 Jeffrey A Law (law@cygnus.com)
664 * simops.c: Fix register extraction for a two "movbu" variants.
665 Somewhat simplify "sub" instructions.
666 Correctly sign extend operands for "mul". Put the correct
667 half of the result in MDR for "mul" and "mulu".
668 Implement remaining instructions.
669 Tweak opcode for "syscall".
671 Tue Mar 18 14:21:21 1997 Jeffrey A Law (law@cygnus.com)
673 * simops.c: Do syscall emulation in "syscall" instruction. Add
674 dummy "trap" instruction.
676 Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
678 * configure: Regenerated to track ../common/aclocal.m4 changes.
680 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
682 * configure: Re-generate.
684 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
686 * configure: Regenerate to track ../common/aclocal.m4 changes.
688 Thu Mar 13 12:54:45 1997 Doug Evans <dje@canuck.cygnus.com>
690 * interp.c (sim_open): New SIM_DESC result. Argument is now
692 (other sim_*): New SIM_DESC argument.
694 Wed Mar 12 15:04:00 1997 Jeffrey A Law (law@cygnus.com)
696 * simops.c: Fix carry bit computation for "add" instructions.
698 * simops.c: Fix typos in bset insns. Fix arguments to store_mem
699 for bset imm8,(d8,an) and bclr imm8,(d8,an).
701 Wed Mar 5 15:00:10 1997 Jeffrey A Law (law@cygnus.com)
703 * simops.c: Fix register references when computing Z and N bits
706 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
708 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
709 COMMON_{PRE,POST}_CONFIG_FRAG instead.
710 * configure.in: sinclude ../common/aclocal.m4.
711 * configure: Regenerated.
713 Fri Jan 24 10:47:25 1997 Jeffrey A Law (law@cygnus.com)
715 * interp.c (init_system): Allocate 2^19 bytes of space for the
718 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
720 * configure configure.in Makefile.in: Update to new configure
721 scheme which is more compatible with WinGDB builds.
722 * configure.in: Improve comment on how to run autoconf.
723 * configure: Re-run autoconf to get new ../common/aclocal.m4.
724 * Makefile.in: Use autoconf substitution to install common
727 Tue Jan 21 15:03:04 1997 Jeffrey A Law (law@cygnus.com)
729 * simops.c: Undo last change to "rol" and "ror", original code
732 Thu Jan 16 11:28:14 1997 Jeffrey A Law (law@cygnus.com)
734 * simops.c: Fix "rol" and "ror".
736 Wed Jan 15 06:45:58 1997 Jeffrey A Law (law@cygnus.com)
738 * simops.c: Fix typo in last change.
740 Mon Jan 13 13:22:35 1997 Jeffrey A Law (law@cygnus.com)
742 * simops.c: Use REG macros in few places not using them yet.
744 Mon Jan 6 16:21:19 1997 Jeffrey A Law (law@cygnus.com)
746 * mn10300_sim.h (struct _state): Fix number of registers!
748 Tue Dec 31 16:20:41 1996 Jeffrey A Law (law@cygnus.com)
750 * mn10300_sim.h (struct _state): Put all registers into a single
751 array to make gdb implementation easier.
752 (REG_*): Add definitions for all registers in the state array.
753 (SEXT32, SEXT40, SEXT44, SEXT60): Remove unused macros.
754 * simops.c: Related changes.
756 Wed Dec 18 10:10:45 1996 Jeffrey A Law (law@cygnus.com)
758 * interp.c (sim_resume): Handle 0xff as a single byte insn.
760 * simops.c: Fix overflow computation for "add" and "inc"
763 Mon Dec 16 10:03:52 1996 Jeffrey A Law (law@cygnus.com)
765 * simops.c: Handle "break" instruction.
767 * simops.c: Fix restoring the PC for "ret" and "retf" instructions.
769 Wed Dec 11 09:53:10 1996 Jeffrey A Law (law@cygnus.com)
771 * gencode.c (write_opcodes): Also write out the format of the
773 * mn10300_sim.h (simops): Add "format" field.
774 * interp.c (sim_resume): Deal with endianness issues here.
776 Tue Dec 10 15:05:37 1996 Jeffrey A Law (law@cygnus.com)
778 * simops.c (REG0_4): Define.
779 Use REG0_4 for indexed loads/stores.
781 Sat Dec 7 09:50:28 1996 Jeffrey A Law (law@cygnus.com)
783 * simops.c (REG0_16): Fix typo.
785 Fri Dec 6 14:13:34 1996 Jeffrey A Law (law@cygnus.com)
787 * simops.c: Call abort for any instruction that's not currently
790 * simops.c: Define accessor macros to extract register
791 values from instructions. Use them consistently.
793 * interp.c: Delete unused global variable "OP".
794 (sim_resume): Remove unused variable "opcode".
795 * simops.c: Fix some uninitialized variable problems, add
796 parens to fix various -Wall warnings.
798 * gencode.c (write_header): Add "insn" and "extension" arguments
799 to the OP_* declarations.
800 (write_template): Similarly for function templates.
801 * interp.c (insn, extension): Remove global variables. Instead
802 pass them as arguments to the OP_* functions.
803 * mn10300_sim.h: Remove decls for "insn" and "extension".
804 * simops.c (OP_*): Accept "insn" and "extension" as arguments
805 instead of using globals.
807 Thu Dec 5 22:26:31 1996 Jeffrey A Law (law@cygnus.com)
809 * simops.c: Fix typos in "mov am,(d16,an)" and "mov am,(d32,an)"
811 * simops.c: Fix thinkos in last change to "inc dn".
813 Wed Dec 4 10:57:53 1996 Jeffrey A Law (law@cygnus.com)
815 * simops.c: "add imm,sp" does not effect the condition codes.
816 "inc dn" does effect the condition codes.
818 Tue Dec 3 17:37:45 1996 Jeffrey A Law (law@cygnus.com)
820 * simops.c: Treat both operands as signed values for
823 * simops.c: Fix simulation of division instructions.
824 Fix typos/thinkos in several "cmp" and "sub" instructions.
826 Mon Dec 2 12:31:40 1996 Jeffrey A Law (law@cygnus.com)
828 * simops.c: Fix carry bit handling in "sub" and "cmp"
831 * simops.c: Fix "mov imm8,an" and "mov imm16,dn".
833 Sun Dec 1 16:05:42 1996 Jeffrey A Law (law@cygnus.com)
835 * simops.c: Fix overflow computation for many instructions.
837 * simops.c: Fix "mov dm, an", "movbu dm, (an)", and "movhu dm, (an)".
839 * simops.c: Fix "mov am, dn".
841 * simops.c: Fix more bugs in "add imm,an" and
844 Wed Nov 27 09:20:42 1996 Jeffrey A Law (law@cygnus.com)
846 * simops.c: Fix bugs in "movm" and "add imm,an".
848 * simops.c: Don't lose the upper 24 bits of the return
849 pointer in "call" and "calls" instructions. Rough cut
850 at emulated system calls.
852 * simops.c: Implement the remaining 5, 6 and 7 byte instructions.
854 * simops.c: Implement remaining 4 byte instructions.
856 * simops.c: Implement remaining 3 byte instructions.
858 * simops.c: Implement remaining 2 byte instructions. Call
859 abort for instructions we're not implementing now.
861 Tue Nov 26 15:43:41 1996 Jeffrey A Law (law@cygnus.com)
863 * simops.c: Implement lots of random instructions.
865 * simops.c: Implement "movm" and "bCC" insns.
867 * mn10300_sim.h (_state): Add another register (MDR).
869 * simops.c: Implement "cmp", "calls", "rets", "jmp" and
870 a few additional random insns.
872 * mn10300_sim.h (PSW_*): Define for CC status tracking.
873 (REG_D0, REG_A0, REG_SP): Define.
874 * simops.c: Implement "add", "addc" and a few other random
877 * gencode.c, interp.c: Snapshot current simulator code.
879 Mon Nov 25 12:46:38 1996 Jeffrey A Law (law@cygnus.com)
881 * Makefile.in, config.in, configure, configure.in: New files.
882 * gencode.c, interp.c, mn10300_sim.h, simops.c: New files.