1 2008-06-06 Vladimir Prus <vladimir@codesourcery.com>
2 Daniel Jacobowitz <dan@codesourcery.com>
3 Joseph Myers <joseph@codesourcery.com>
5 * configure: Regenerate.
7 2006-12-21 Hans-Peter Nilsson <hp@axis.com>
10 * config.in: Regenerate.
12 2006-06-13 Richard Earnshaw <rearnsha@arm.com>
14 * configure: Regenerated.
16 2006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
18 * configure: Regenerated.
20 2006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
22 * configure: Regenerated.
24 2006-03-29 Hans-Peter Nilsson <hp@axis.com>
26 * configure: Regenerate.
28 2005-03-23 Mark Kettenis <kettenis@gnu.org>
30 * configure: Regenerate.
32 2005-01-14 Andrew Cagney <cagney@gnu.org>
34 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
35 explicit call to AC_CONFIG_HEADER.
36 * configure: Regenerate.
38 2005-01-12 Andrew Cagney <cagney@gnu.org>
40 * configure.ac: Update to use ../common/common.m4.
41 * configure: Re-generate.
43 2005-01-11 Andrew Cagney <cagney@localhost.localdomain>
45 * configure: Regenerated to track ../common/aclocal.m4 changes.
47 2005-01-07 Andrew Cagney <cagney@gnu.org>
49 * configure.ac: Rename configure.in, require autoconf 2.59.
50 * configure: Re-generate.
52 2004-12-08 Hans-Peter Nilsson <hp@axis.com>
54 * configure: Regenerate for ../common/aclocal.m4 update.
56 2004-06-26 Alexandre Oliva <aoliva@redhat.com>
58 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
59 * am33-2.igen (fmadd, fmsub, fmnadd, fmnsub): Correct typo.
60 2000-05-29 Alexandre Oliva <aoliva@cygnus.com>
61 * interp.c (fpu_disabled_exception, fpu_unimp_exception,
62 fpu_check_signal_exception): Take additional state arguments.
63 Print exception type and call program_interrupt. Adjust callers.
64 (fpu_rsqrt, fpu_cmp, fpu_add, fpu_sub, fpu_mul, fpu_div,
65 fpu_fmadd, fpu_fmsub, fpu_fnmadd, fpu_fnmsub): Take additional
67 * mn10300_sim.h (fpu_disabled_exception, fpu_unimp_exception,
68 fpu_check_signal_exception): Adjust prototypes.
69 (fpu_rsqrt, fpu_cmp, fpu_add, fpu_sub, fpu_mul, fpu_div,
70 fpu_fmadd, fpu_fmsub, fpu_fnmadd, fpu_fnmsub): Likewise.
71 * am33-2.igen: Adjust calls.
72 2000-05-19 Alexandre Oliva <aoliva@cygnus.com>
73 * op_utils.c (cmp2fcc): Moved...
75 2000-05-18 Alexandre Oliva <aoliva@cygnus.com>
76 * am33-2.igen: Use `unsigned32', `signed32', `unsigned64' or
77 `signed64' where type width is relevant.
78 2000-05-15 Alexandre Oliva <aoliva@cygnus.com>
79 * mn10300_sim.h: Include sim-fpu.h.
80 (FD2FPU, FPU2FD): Enclose the FD argument in parentheses.
81 (fpu_check_signal_exception): Declare.
82 (struct fp_prec_t, fp_single_prec, fp_double_prec): Likewise.
83 (FP_SINGLE, FP_DOUBLE): Shorthands for fp_*_prec.
84 (fpu_rsqrt, fpu_cmp, fpu_add, fpu_sub, fpu_mul, fpu_div,
85 fpu_fmadd, fpu_fmsub, fpu_fnmadd, fpu_fnmsub): Declare.
86 * interp.c (fpu_disabled_exception): Document.
87 (fpu_unimp_exception): Likewise.
88 (fpu_check_signal_exception): Define.
89 (reg2val_32, round_32, val2reg_32, fp_single_prec): Likewise.
90 (reg2val_64, round_64, val2reg_64, fp_double_prec): Likewise.
91 (REG2VAL, ROUND, VAL2REG): Define shorthands.
92 (fpu_status_ok): Define.
93 (fpu_rsqrt, fpu_cmp, fpu_add, fpu_sub, fpu_mul, fpu_div,
94 fpu_fmadd, fpu_fmsub, fpu_fnmadd, fpu_fnmsub): Define.
95 * am33-2.igen (frsqrt, fcmp, fadd, fsub, fmul, fdiv,
96 fmadd, fmsub, fnmadd, fnmsub): Use new functions.
97 2000-04-27 Alexandre Oliva <aoliva@cygnus.com>
98 * interp.c (sim_create_inferior): Set PSW bit to enable FP insns
99 if architecture is AM33/2.0.
100 * am33.igen: Include am33-2.igen.
101 2000-04-23 Alexandre Oliva <aoliva@cygnus.com>
102 * mn10300.igen (movm, call, ret, retf): Check for am33_2 too.
103 * am33.igen (movm): Likewise.
104 2000-04-19 Alexandre Oliva <aoliva@cygnus.com>
105 * am33.igen: Added `*am33_2' to some instructions that were
107 2000-04-07 Alexandre Oliva <aoliva@cygnus.com>
108 * am33-2.igen: New file. All insns implemented, but FP flags are
109 only set for fcmp, exceptional conditions are not handled yet.
110 * Makefile.in (IGEN_INSN): Added am33-2.igen.
111 (tmp-igen): Added -M am33_2.
112 * mn10300.igen, am33.igen: Added `*am33_2' to all insns.
113 * gencode.c: Support FMT_D3.
114 * mn10300_sim.h (dword): New type.
115 (struct _state): Added fpregs.
116 (REG_FPCR, FPCR): New define. All assorted bitmaps.
117 (XS2FS, AS2FS, Xf2FD): New macros.
118 (FS2FPU, FD2FPU, FPU2FS, FPU2FD): Likewise.
119 (load_dword, store_dword): New functions or macros.
120 (u642dw, dw2u64): New functions.
121 (fpu_disabled_exception, fpu_unimp_exception): Declared.
122 * interp.c (fpu_disabled_exception): Defined; no actual
124 (fpu_unimp_exception): Likewise.
125 * op_utils.c (cmp2fcc): New function.
127 * interp.c, mn10300_sim.h, op_utils.c: Convert function prototypes
128 and definitions to ISO C.
130 * gencode.c, simops.c: Delete.
131 * Makefile.in: Remove non-COMMON dependencies and commands.
133 * configure.in: Use common simulator always. Don't subst sim_gen
135 * configure: Rebuilt.
136 * Makefile.in (WITHOUT_COMMON_OBJS, WITHOUT_COMMON_INTERP_DEP,
137 WITHOUT_COMMON_RUN_OBJS): Remove.
138 (WITH_COMMON_OBJS): Rename to MN10300_OBJS.
139 (WITH_COMMON_INTERP_DEP): Rename to MN10300_INTERP_DEP.
140 (WITH_COMMON_RUN_OBJS): Rename to SIM_RUN_OBJS.
141 (SIM_EXTRA_CFLAGS): Don't use @sim_gen@.
142 * interp.c: Remove non-common bits.
143 * mn10300_sim.h: Likewise.
145 2003-08-28 Andrew Cagney <cagney@redhat.com>
147 * dv-mn103ser.c (do_polling_event): Change type of "serial_reg" to
149 (read_status_reg): Cast "serial_reg" to "long".
150 * dv-mn103tim.c (do_counter_event): Change type of "timer_nr" to
152 (do_counter6_event, write_mode_reg, write_tm6md): Ditto.
154 2003-02-27 Andrew Cagney <cagney@redhat.com>
156 * interp.c (sim_open, sim_create_inferior, sim_open)
157 (sim_create_inferior): Rename _bfd to bfd.
159 2003-02-26 Andrew Cagney <cagney@redhat.com>
161 * am33.igen: Call sim_engine_abort instead of abort.
163 2003-02-26 David Carlton <carlton@math.stanford.edu>
165 * dv-mn103tim.c (read_special_timer6_reg): Add break after
166 empty default: label.
167 (write_special_timer6_reg): Ditto.
170 2002-11-28 Andrew Cagney <cagney@redhat.com>
172 * sim-main.h: Only include "idecode.h" once.
173 * Makefile.in (SIM_EXTRA_DEPS): Define.
175 2002-06-16 Andrew Cagney <ac131313@redhat.com>
177 * configure: Regenerated to track ../common/aclocal.m4 changes.
179 2002-06-09 Andrew Cagney <cagney@redhat.com>
181 * Makefile.in (INCLUDE): Update path to callback.h.
182 * mn10300_sim.h: Include "gdb/callback.h" and "gdb/remote-sim.h".
185 2001-05-06 Jim Blandy <jimb@redhat.com>
187 * mn10300.igen: Doc fixes.
189 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
191 * Makefile.in (idecode.o, op_utils.o, semantics.o, simops.o):
192 Depend on targ-vals.h.
194 2001-04-15 J.T. Conklin <jtc@redback.com>
196 * Makefile.in (simops.o): Add simops.h to dependency list.
198 Wed Aug 9 02:24:53 2000 Graham Stott <grahams@cygnus.co.uk>
200 * am33.igen: Warning clean-up.
201 (movm): Initialize PC and mask.
202 (mov, movbu, movhu): Set srcreg2 from RI0.
203 (bsch): Initialize c.
204 (sat16_cmp): Actually do the comparison.
205 (mov_llt): Do not overwrite dstreg with uninitialized variable.
207 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
209 * configure: Regenerated to track ../common/aclocal.m4 changes.
211 2000-05-22 Alexandre Oliva <aoliva@cygnus.com>
213 * am33.igen: Fix leading comments of SP-relative offset insns that
214 referred to other registers. Make their offsets unsigned.
216 2000-05-18 Alexandre Oliva <aoliva@cygnus.com>
218 * mn10300_sim.h (genericAdd, genericSub, genericCmp, genericOr,
219 genericXor, genericBtst): Use `unsigned32'.
220 * op_utils.c: Likewise.
221 * mn10300.igen, am33.igen: Use `unsigned32', `signed32',
222 `unsigned64' or `signed64' where type width is relevant.
224 2000-04-25 Alexandre Oliva <aoliva@cygnus.com>
226 * am33.igen (inc4 Rn): Use genericAdd so as to modify flags.
228 2000-04-09 Alexandre Oliva <aoliva@cygnus.com>
230 * am33.igen: Make SP-relative offsets unsigned. Add `*am33' for
231 some instructions that were missing it.
233 2000-03-03 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
235 * Makefile.in (IGEN_INSN): Added am33.igen.
237 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
239 * configure: Regenerated to track ../common/aclocal.m4 changes.
241 Tue Jul 13 13:26:20 1999 Andrew Cagney <cagney@b1.cygnus.com>
243 * interp.c: Clarify error message reporting an unknown board.
245 1999-05-08 Felix Lee <flee@cygnus.com>
247 * configure: Regenerated to track ../common/aclocal.m4 changes.
249 1999-04-16 Frank Ch. Eigler <fche@cygnus.com>
251 * interp.c (program_interrupt): Detect undesired recursion using
252 static flag. Set NMIRC register's SYSEF flag during
253 --board=stdeval1 mode.
254 * dv-mn103-int.c (write_icr): Add backdoor address to allow CPU to
257 1999-04-02 Keith Seitz <keiths@cygnus.com>
259 * Makefile.in (SIM_EXTRA_CFLAGS): Define a POLL_QUIT_INTERVAL
260 for use in the simulator so that the poll_quit callback is
261 not called too often.
263 Tue Mar 9 21:26:41 1999 Andrew Cagney <cagney@b1.cygnus.com>
265 * dv-mn103int.c (mn103int_ioctl): Return something.
266 * dv-mn103tim.c (write_tm6md): GCC suggested parentheses around &&
269 Tue Feb 16 23:57:17 1999 Jeffrey A Law (law@cygnus.com)
271 * mn10300.igen (retf): Fix return address computation and store
272 the new pc value into nia.
274 1998-12-29 Frank Ch. Eigler <fche@cygnus.com>
276 * Makefile.in (WITH_COMMON_OBJS): Build also dv-sockser.o.
277 * interp.c (sim_open): Add stub mn103002 cache control memory regions.
278 Set OPERATING_ENVIRONMENT on "stdeval1" board.
279 (mn10300_core_signal): New function to intercept memory errors.
280 (program_interrupt): New function to dispatch to exception vector
281 (mn10300_exception_*): New functions to snapshot pre/post exception
283 * sim-main.h (SIM_CORE_SIGNAL): Define hook - call mn10300_core_signal.
284 (SIM_ENGINE_HALT_HOOK): Do nothing.
285 (SIM_CPU_EXCEPTION*): Define hooks to call mn10300_cpu_exception*().
286 (_sim_cpu): Add exc_* fields to store register value snapshots.
287 * dv-mn103ser.c (*): Support dv-sockser backend for UART I/O.
288 Various endianness and warning fixes.
289 * mn10300.igen (illegal): Call program_interrupt on error.
290 (break): Call program_interrupt on breakpoint
292 Several changes from <janczyn@cygnus.com> and <cagney@cygnus.com>
294 * dv-mn103int.c (mn103int_ioctl): New function for NMI
295 generation. (mn103int_finish): Install it as ioctl handler.
296 * dv-mn103tim.c: Support timer 6 specially. Endianness fixes.
298 Wed Oct 14 12:11:05 1998 Jeffrey A Law (law@cygnus.com)
300 * am33.igen: Allow autoincrement stores using the same register
301 for source and destination operands.
303 Mon Aug 31 10:19:55 1998 Jeffrey A Law (law@cygnus.com)
305 * am33.igen: Reverse HI/LO outputs of 4 operand "mul" and "mulu".
307 Fri Aug 28 14:40:49 1998 Joyce Janczyn <janczyn@cygnus.com>
309 * interp.c (sim_open): Check for invalid --board option, fix
310 indentation, allocate memory for mem control and DMA regs.
312 Wed Aug 26 09:29:38 1998 Joyce Janczyn <janczyn@cygnus.com>
314 * mn10300.igen (div,divu): Fix divide instructions so divide by 0
315 behaves like the hardware.
317 Mon Aug 24 11:50:09 1998 Joyce Janczyn <janczyn@cygnus.com>
319 * sim-main.h (SIM_HANDLES_LMA): Define SIM_HANDLES_LMA.
321 Wed Aug 12 12:36:07 1998 Jeffrey A Law (law@cygnus.com)
323 * am33.igen: Handle case where first DSP operation modifies a
324 register used in the second DSP operation correctly.
326 Tue Jul 28 10:10:25 1998 Jeffrey A Law (law@cygnus.com)
328 * am33.igen: Detect cases where two operands must not match for
329 DSP instructions too.
331 Mon Jul 27 12:04:17 1998 Jeffrey A Law (law@cygnus.com)
333 * am33.igen: Detect cases where two operands must not match in
334 non-DSP instructions.
336 Fri Jul 24 18:15:21 1998 Joyce Janczyn <janczyn@cygnus.com>
338 * op_utils.c (do_syscall): Rewrite to use common/syscall.c.
339 (syscall_read_mem, syscall_write_mem): New functions for syscall
341 * mn10300_sim.h: Add prototypes for syscall_read_mem and
343 * mn10300.igen: Change C++ style comments to C style comments.
344 Check for divide by zero in div and divu ops.
346 Fri Jul 24 12:49:28 1998 Jeffrey A Law (law@cygnus.com)
348 * am33.igen (translate_xreg): New function. Use it as needed.
350 Thu Jul 23 10:05:28 1998 Jeffrey A Law (law@cygnus.com)
352 * am33.igen: Add some missing instructions.
354 * am33.igen: Autoincrement loads/store fixes.
356 Tue Jul 21 09:48:14 1998 Jeffrey A Law (law@cygnus.com)
358 * am33.igen: Add mov_lCC DSP instructions.
360 * am33.igen: Add most am33 DSP instructions.
362 Thu Jul 9 10:06:55 1998 Jeffrey A Law (law@cygnus.com)
364 * mn10300.igen: Fix Z bit for addc and subc instructions.
365 Minor fixes in multiply/divide patterns.
367 * am33.igen: Add missing mul[u] imm32,Rn. Fix condition code
368 handling for many instructions. Fix sign extension for some
371 * am33.igen: Fix Z bit for remaining addc/subc instructions.
372 Do not sign extend immediate for mov imm,XRn.
373 More random mul, mac & div fixes.
374 Remove some unused variables.
375 Sign extend 24bit displacement in memory addresses.
377 * am33.igen: Fix Z bit for addc Rm,Rn and subc Rm,Rn. Various
378 fixes to 2 register multiply, divide and mac instructions. Set
379 Z,N correctly for sat16. Sign extend 24 bit immediate for add,
380 and sub instructions.
382 * am33.igen: Add remaining non-DSP instructions.
384 Wed Jul 8 16:29:12 1998 Jeffrey A Law (law@cygnus.com)
386 * am33.igen (translate_rreg): New function. Use it as appropriate.
388 * am33.igen: More am33 instructions. Fix "div".
390 Mon Jul 6 15:39:22 1998 Jeffrey A Law (law@cygnus.com)
392 * mn10300.igen: Add am33 support.
394 * Makefile.in: Use multi-sim to support both a mn10300 and am33
397 * am33.igen: Add many more am33 instructions.
399 Wed Jul 1 17:07:09 1998 Jeffrey A Law (law@cygnus.com)
401 * mn10300_sim.h (FETCH24): Define.
403 * mn10300_sim.h: Add defines for some registers found on the AM33.
404 * am33.igen: New file with some am33 support.
406 Tue Jun 30 11:23:20 1998 Jeffrey A Law (law@cygnus.com)
408 * mn10300_sim.h: Include bfd.h
409 (struct state): Add more room for processor specific registers.
412 Thu Jun 25 10:12:03 1998 Joyce Janczyn <janczyn@cygnus.com>
414 * dv-mn103tim.c: Include sim-assert.h
415 * dv-mn103ser.c (do_polling_event): Check for incoming data on
416 serial line and schedule next polling event.
417 (read_status_reg): schedule events to check for incoming data on
418 serial line and issue interrupt if necessary.
420 Fri Jun 19 16:47:27 1998 Joyce Janczyn <janczyn@cygnus.com>
422 * interp.c (sim_open): hook up serial 1 and 2 ports properly (typo).
424 Fri Jun 19 11:59:26 1998 Joyce Janczyn <janczyn@cygnus.com>
426 * interp.c (board): Rename am32 to stdeval1 as this is the name
427 consistently used to refer to the mn1030002 board.
429 Thu June 18 14:37:14 1998 Joyce Janczyn <janczyn@cygnus.com>
430 * interp.c (sim_open): Fix typo in address of EXTMD register
431 (0x34000280, not 0x3400280).
433 Wed Jun 17 18:00:18 1998 Jeffrey A Law (law@cygnus.com)
435 * simops.c (syscall): Handle change in opcode # for syscall.
436 * mn10300.igen (syscall): Likewise.
438 Tue June 16 09:36:21 1998 Joyce Janczyn <janczyn@cygnus.com>
439 * dv-mn103int.c (mn103int_finish): Regular interrupts (not NMI or
440 reset) are not enabled on reset.
442 Sun June 14 17:04:00 1998 Joyce Janczyn <janczyn@cygnus.com>
443 * dv-mn103iop.c (write_*_reg): Check for attempt to write r/o
445 * dv-mn103ser.c: Fill in methods for reading and writing to serial
447 * interp.c (sim_open): Make the serial device a polling device.
449 Fri June 12 16:24:00 1998 Joyce Janczyn <janczyn@cygnus.com>
450 * dv-mn103iop.c: New file for handling am32 io ports.
451 * configure.in: Add mn103iop to hw_device list.
452 * configure: Re-generate.
453 * interp.c (sim_open): Create io port device.
455 Wed June 10 14:34:00 1998 Joyce Janczyn <janczyn@cygnus.com>
456 * dv-mn103int.c (external_group): Use enumerated types to access
457 correct group addresses.
458 * dv-mn103tim.c (do_counter_event): Underflow of cascaded timer
459 triggers an interrupt on the higher-numbered timer's port.
461 Mon June 8 13:30:00 1998 Joyce Janczyn <janczyn@cygnus.com>
462 * interp.c: (mn10300_option_handler): New function parses arguments
464 * (board): Add --board option for specifying am32.
465 * (sim_open): Create new timer and serial devices and control
466 configuration of other am32 devices via board option.
467 * dv-mn103tim.c, dv-mn103ser.c: New files for timers and serial devices.
468 * dv-mn103cpu.c: Fix typos in opening comments.
469 * dv-mn103int.c: Adjust interrupt controller settings for am32 instead of am30.
470 * configure.in: Add mn103tim and mn103ser to hw_device list.
471 * configure: Re-generate.
473 Mon May 25 20:50:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
475 * dv-mn103int.c, dv-mn103cpu.c: Rename *_callback to *_method.
477 * dv-mn103cpu.c, dv-mn103int.c: Include hw-main.h and
478 sim-main.h. Declare a struct hw_descriptor instead of struct
479 hw_device_descriptor.
481 Mon May 25 17:33:33 1998 Andrew Cagney <cagney@b1.cygnus.com>
483 * dv-mn103cpu.c (struct mn103cpu): Change type of pending_handler
486 Fri May 22 12:17:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
488 * configure.in (SIM_AC_OPTION_HARDWARE): Add argument "yes".
490 Wed May 6 13:29:06 1998 Andrew Cagney <cagney@b1.cygnus.com>
492 * interp.c (sim_open): Create a polling PAL device.
494 Fri May 1 16:39:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
496 * dv-mn103int.c (mn103int_port_event):
497 (mn103int_port_event):
498 (mn103int_io_read_buffer):
499 (mn103int_io_write_buffer):
501 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Drop CPU/CIA args.
502 (mn103cpu_port_event): Ditto.
503 (mn103cpu_io_read_buffer): Ditto.
504 (mn103cpu_io_write_buffer): Ditto.
506 Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
508 * configure: Regenerated to track ../common/aclocal.m4 changes.
510 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
512 * configure: Regenerated to track ../common/aclocal.m4 changes.
515 Sun Apr 26 15:19:55 1998 Tom Tromey <tromey@cygnus.com>
517 * acconfig.h: New file.
518 * configure.in: Reverted change of Apr 24; use sinclude again.
520 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
522 * configure: Regenerated to track ../common/aclocal.m4 changes.
525 Fri Apr 24 11:19:07 1998 Tom Tromey <tromey@cygnus.com>
527 * configure.in: Don't call sinclude.
529 Tue Apr 14 10:03:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
531 * mn10300_sim.h: Declare all functions in op_utils.c using
534 * sim-main.c: New file. Include op_utils.c.
536 * mn10300.igen (mov, cmp): Use new igen operators `!' and `=' to
537 differentiate between MOV/CMP immediate/register instructions.
539 * configure.in (SIM_AC_OPTION_INLINE): Add and enable.
540 * configure: Regenerate.
542 Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
544 * configure: Regenerated to track ../common/aclocal.m4 changes.
546 Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
548 * interp.c (hw): Delete variable, moved to SIM_DESC.
549 (sim_open): Delete calls to hw_tree_create, hw_tree_finish.
550 Handled by sim-module.
551 (sim_open): Do not anotate tree with trace properties, handled by
553 (sim_open): Call sim_hw_parse instead of hw_tree_parse.
555 * configure: Regenerated to track ../common/aclocal.m4 changes.
557 Thu Mar 26 20:46:18 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
559 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Save the entire PC
560 on the stack when delivering interrupts (not just the lower
562 * mn10300.igen (mov (Di,Am),Dn): Fix decode. Registers were
563 specified in the wrong order.
565 Fri Mar 27 00:56:40 1998 Andrew Cagney <cagney@b1.cygnus.com>
567 * dv-mn103cpu.c (deliver_mn103cpu_interrupt): Stop loss of
568 succeeding interrupts, clear pending_handler when the handler
571 Thu Mar 26 10:11:01 1998 Stu Grossman <grossman@bhuna.cygnus.co.uk>
573 * Makefile.in (tmp-igen): Prefix all usage of move-if-change
574 script with $(SHELL) to make NT native builds happy.
575 * configure: Regenerate because of change to ../common/aclocal.m4.
577 Thu Mar 26 11:22:31 1998 Andrew Cagney <cagney@b1.cygnus.com>
579 * configure.in: Make --enable-sim-common the default.
580 * configure: Re-generate.
582 * sim-main.h (CIA_GET, CIA_SET): Save/restore current instruction
583 address into Sate.regs[REG_PC] instead of common struct.
585 Wed Mar 25 17:42:00 1998 Joyce Janczyn <janczyn@cygnus.com>
587 * mn10300.igen (cmp imm8,An): Do not sign extend imm8 value.
589 Wed Mar 25 12:08:00 1998 Joyce Janczyn <janczyn@cygnus.com>
591 * simops.c (OP_F0FD): Initialise variable 'sp'.
593 Thu Mar 26 00:21:32 1998 Andrew Cagney <cagney@b1.cygnus.com>
595 * dv-mn103int.c (decode_group): A group register every 4 bytes not
597 (write_icr): Rewrite equation updating request field.
598 (read_iagr): Fix check that interrupt is still pending.
600 Wed Mar 25 16:14:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
602 * interp.c (sim_open): Tidy up device creation.
604 * dv-mn103int.c (mn103int_port_event): Drive NMI with non-zero
606 (mn103int_io_read_buffer): Convert absolute address to register
608 (read_icr, write_icr): Convert block offset into group offset.
610 Wed Mar 25 15:08:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
612 * interp.c (sim_open): Create second 1mb memory region at
614 (sim_open): Create a device tree.
616 (do_interrupt): Delete, needs to use dv-mn103cpu.c
618 * dv-mn103int.c, dv-mn103cpu.c: New files.
620 Wed Mar 25 08:47:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
622 * mn10300_sim.h (EXTRACT_PSW_LM, INSERT_PSW_LM, PSW_IE, PSW_LM):
626 Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
628 * configure: Regenerated to track ../common/aclocal.m4 changes.
630 Wed Mar 25 10:24:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
632 * interp.c (sim-options.h): Include.
633 (sim_kind, myname): Declare when not using common framework.
635 * mn10300_sim.h (do_syscall, generic*): Provide prototypes for
636 functions found in op_utils.c
638 * mn10300.igen (add): Discard unused variables.
640 * configure, config.in: Re-generate with autoconf 2.12.1.
642 Tue Mar 24 15:27:00 1998 Joyce Janczyn <janczyn@cygnus.com>
644 Add support for --enable-sim-common option.
645 * Makefile.in (WITHOUT_COMMON_OBJS): Files included if
646 ! --enable-sim-common
647 (WITH_COMMON_OBJS): Files included if --enable-sim-common.
648 (MN10300_OBJS,MN10300_INTERP_DEP): New variables.
650 ({WITHOUT,WITH}_COMMON_RUN_OBJS,SIM_RUN_OBJS): New variables.
651 (SIM_EXTRA_CFLAGS): New variable.
652 (clean-extra): Clean up igen files.
653 (../igen/igen,clean-igen,tmp-igen): New rules.
654 * configure.in: Add support for common framework via
656 * configure: Regenerate.
657 * interp.c: #include sim-main if WITH_COMMON, not mn10300_sim.h.
658 (hash,dispatch,sim_size): Don't compile if ! WITH_COMMON.
659 (init_system,sim_write,compare_simops): Likewise.
660 (sim_set_profile,sim_set_profile_size): Likewise.
661 (sim_stop,sim_resume,sim_trace,sim_info): Likewise.
662 (sim_set_callbacks,sim_stop_reason,sim_read,sim_load): Likewise.
663 (enum interrupt_type): New enum.
664 (interrupt_names): New global.
665 (do_interrupt): New function.
666 (sim_open): Define differently if WITH_COMMON.
667 (sim_close,sim_create_inferior,sim_do_command): Likewise.
668 * mn10300_sim.h ({load,store}_{byte,half,word}): Define versions
670 * mn10300.igen: New file.
671 * mn10300.dc: New file.
672 * op_utils.c: New file.
673 * sim-main.h: New file.
675 Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
677 * configure: Regenerated to track ../common/aclocal.m4 changes.
679 Fri Feb 27 18:36:04 1998 Jeffrey A Law (law@cygnus.com)
681 * simops.c (inc): Fix typo.
683 Wed Feb 25 01:59:29 1998 Jeffrey A Law (law@cygnus.com)
685 * simops.c (signed multiply instructions): Cast input operands to
686 signed32 before casting them to signed64 so that the sign bit
687 is propagated properly.
689 Mon Feb 23 20:23:19 1998 Mark Alexander <marka@cygnus.com>
691 * Makefile.in: Last change was bad. Define NL_TARGET
692 so that targ-vals.h will be used instead of syscall.h.
693 * simops.c: Use targ-vals.h instead of syscall.h.
694 (OP_F020): Disable unsupported system calls.
696 Mon Feb 23 09:44:38 1998 Mark Alexander <marka@cygnus.com>
698 * Makefile.in: Get header files from libgloss/mn10300/sys.
700 Sun Feb 22 16:02:24 1998 Jeffrey A Law (law@cygnus.com)
702 * simops.c: Include sim-types.h.
704 Wed Feb 18 13:07:08 1998 Jeffrey A Law (law@cygnus.com)
706 * simops.c (multiply instructions): Cast input operands to a
707 signed64/unsigned64 type as appropriate.
709 Tue Feb 17 12:47:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
711 * interp.c (sim_store_register, sim_fetch_register): Pass in
712 length parameter. Return -1.
714 Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
716 * configure: Regenerated to track ../common/aclocal.m4 changes.
718 Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
720 * configure: Regenerated to track ../common/aclocal.m4 changes.
722 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
724 * configure: Regenerated to track ../common/aclocal.m4 changes.
726 Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
728 * configure: Regenerated to track ../common/aclocal.m4 changes.
731 Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
733 * configure: Regenerated to track ../common/aclocal.m4 changes.
735 Tue Nov 11 10:38:52 1997 Jeffrey A Law (law@cygnus.com)
737 * simops.c (call:16 call:32): Stack adjustment is determined solely
740 Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
742 * interp.c (sim_load): Pass lma_p and sim_write args to
745 Tue Oct 21 10:12:03 1997 Jeffrey A Law (law@cygnus.com)
747 * simops.c: Correctly handle register restores for "ret" and "retf"
750 Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
752 * configure: Regenerated to track ../common/aclocal.m4 changes.
754 Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
756 * configure: Regenerated to track ../common/aclocal.m4 changes.
758 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
760 * configure: Regenerated to track ../common/aclocal.m4 changes.
762 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
764 * configure: Regenerated to track ../common/aclocal.m4 changes.
766 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
768 * configure: Regenerated to track ../common/aclocal.m4 changes.
770 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
772 * configure: Regenerated to track ../common/aclocal.m4 changes.
774 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
776 * configure: Regenerated to track ../common/aclocal.m4 changes.
778 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
780 * configure: Regenerated to track ../common/aclocal.m4 changes.
783 Tue Aug 26 10:41:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
785 * interp.c (sim_kill): Delete.
786 (sim_create_inferior): Add ABFD argument.
787 (sim_load): Move setting of PC from here.
788 (sim_create_inferior): To here.
790 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
792 * configure: Regenerated to track ../common/aclocal.m4 changes.
795 Mon Aug 25 16:14:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
797 * interp.c (sim_open): Add ABFD argument.
799 Tue Jun 24 13:46:20 1997 Jeffrey A Law (law@cygnus.com)
801 * interp.c (sim_resume): Clear State.exited.
802 (sim_stop_reason): If State.exited is nonzero, then indicate that
803 the simulator exited instead of stopped.
804 * mn10300_sim.h (struct _state): Add exited field.
805 * simops.c (syscall): Set State.exited for SYS_exit.
807 Wed Jun 11 22:07:56 1997 Jeffrey A Law (law@cygnus.com)
809 * simops.c: Fix thinko in last change.
811 Tue Jun 10 12:31:32 1997 Jeffrey A Law (law@cygnus.com)
813 * simops.c: "call" stores the callee saved registers into the
814 stack! Update the stack pointer properly when done with
817 * simops.c: Fix return address computation for "call" instructions.
819 Thu May 22 01:43:11 1997 Jeffrey A Law (law@cygnus.com)
821 * interp.c (sim_open): Fix typo.
823 Wed May 21 23:27:58 1997 Jeffrey A Law (law@cygnus.com)
825 * interp.c (sim_resume): Add missing case in big switch
826 statement (for extb instruction).
828 Tue May 20 17:51:30 1997 Jeffrey A Law (law@cygnus.com)
830 * interp.c: Replace all references to load_mem and store_mem
831 with references to load_byte, load_half, load_3_byte, load_word
832 and store_byte, store_half, store_3_byte, store_word.
833 (INLINE): Delete definition.
834 (load_mem_big): Likewise.
835 (max_mem): Make it global.
836 (dispatch): Make this function inline.
837 (load_mem, store_mem): Delete functions.
838 * mn10300_sim.h (INLINE): Define.
839 (RLW): Delete unused definition.
840 (load_mem, store_mem): Delete declarations.
841 (load_mem_big): New definition.
842 (load_byte, load_half, load_3_byte, load_word): New functions.
843 (store_byte, store_half, store_3_byte, store_word): New functions.
844 * simops.c: Replace all references to load_mem and store_mem
845 with references to load_byte, load_half, load_3_byte, load_word
846 and store_byte, store_half, store_3_byte, store_word.
848 Tue May 20 10:21:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
850 * interp.c (sim_open): Add callback to arguments.
851 (sim_set_callbacks): Delete SIM_DESC argument.
853 Mon May 19 13:54:22 1997 Jeffrey A Law (law@cygnus.com)
855 * interp.c (dispatch): Make this an inline function.
857 * simops.c (syscall): Use callback->write regardless of
858 what file descriptor we're writing too.
860 Sun May 18 16:46:31 1997 Jeffrey A Law (law@cygnus.com)
862 * interp.c (load_mem_big): Remove function. It's now a macro
864 (compare_simops): New function.
865 (sim_open): Sort the Simops table before inserting entries
867 * mn10300_sim.h: Remove unused #defines.
868 (load_mem_big): Define.
870 Fri May 16 16:36:17 1997 Jeffrey A Law (law@cygnus.com)
872 * interp.c (load_mem): If we get a load from an out of range
874 (store_mem): Likewise for stores.
875 (max_mem): New variable.
877 Tue May 6 13:24:36 1997 Jeffrey A Law (law@cygnus.com)
879 * mn10300_sim.h: Fix ordering of bits in the PSW.
881 * interp.c: Improve hashing routine to avoid long list
882 traversals for common instructions. Add HASH_STAT support.
883 Rewrite opcode dispatch code using a big switch instead of
884 cascaded if/else statements. Avoid useless calls to load_mem.
886 Mon May 5 18:07:48 1997 Jeffrey A Law (law@cygnus.com)
888 * mn10300_sim.h (struct _state): Add space for mdrq register.
890 * simops.c: Don't abort for trap. Add support for the extended
891 instructions, "getx", "putx", "mulq", "mulqu", "sat16", "sat24",
894 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
896 * configure: Regenerated to track ../common/aclocal.m4 changes.
898 Fri Apr 18 14:04:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
900 * interp.c (sim_stop): Add stub function.
902 Thu Apr 17 03:26:59 1997 Doug Evans <dje@canuck.cygnus.com>
904 * Makefile.in (SIM_OBJS): Add sim-load.o.
905 * interp.c (sim_kind, myname): New static locals.
906 (sim_open): Set sim_kind, myname. Ignore -E arg.
907 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
908 load file into simulator. Set start address from bfd.
909 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
911 Wed Apr 16 19:30:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
913 * simops.c (OP_F020): SYS_execv, SYS_time, SYS_times, SYS_utime
914 only include if implemented by host.
915 (OP_F020): Typecast arg passed to time function;
917 Mon Apr 7 23:57:49 1997 Jeffrey A Law (law@cygnus.com)
919 * simops.c (syscall): Handle new mn10300 calling conventions.
921 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
923 * configure: Regenerated to track ../common/aclocal.m4 changes.
926 Fri Apr 4 20:02:37 1997 Ian Lance Taylor <ian@cygnus.com>
928 * Makefile.in: Change mn10300-opc.o to m10300-opc.o, to match
929 corresponding change in opcodes directory.
931 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
933 * interp.c (sim_open): New arg `kind'.
935 * configure: Regenerated to track ../common/aclocal.m4 changes.
937 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
939 * configure: Regenerated to track ../common/aclocal.m4 changes.
941 Thu Mar 20 11:58:02 1997 Jeffrey A Law (law@cygnus.com)
943 * simops.c: Fix register extraction for a two "movbu" variants.
944 Somewhat simplify "sub" instructions.
945 Correctly sign extend operands for "mul". Put the correct
946 half of the result in MDR for "mul" and "mulu".
947 Implement remaining instructions.
948 Tweak opcode for "syscall".
950 Tue Mar 18 14:21:21 1997 Jeffrey A Law (law@cygnus.com)
952 * simops.c: Do syscall emulation in "syscall" instruction. Add
953 dummy "trap" instruction.
955 Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
957 * configure: Regenerated to track ../common/aclocal.m4 changes.
959 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
961 * configure: Re-generate.
963 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
965 * configure: Regenerate to track ../common/aclocal.m4 changes.
967 Thu Mar 13 12:54:45 1997 Doug Evans <dje@canuck.cygnus.com>
969 * interp.c (sim_open): New SIM_DESC result. Argument is now
971 (other sim_*): New SIM_DESC argument.
973 Wed Mar 12 15:04:00 1997 Jeffrey A Law (law@cygnus.com)
975 * simops.c: Fix carry bit computation for "add" instructions.
977 * simops.c: Fix typos in bset insns. Fix arguments to store_mem
978 for bset imm8,(d8,an) and bclr imm8,(d8,an).
980 Wed Mar 5 15:00:10 1997 Jeffrey A Law (law@cygnus.com)
982 * simops.c: Fix register references when computing Z and N bits
985 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
987 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
988 COMMON_{PRE,POST}_CONFIG_FRAG instead.
989 * configure.in: sinclude ../common/aclocal.m4.
990 * configure: Regenerated.
992 Fri Jan 24 10:47:25 1997 Jeffrey A Law (law@cygnus.com)
994 * interp.c (init_system): Allocate 2^19 bytes of space for the
997 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
999 * configure configure.in Makefile.in: Update to new configure
1000 scheme which is more compatible with WinGDB builds.
1001 * configure.in: Improve comment on how to run autoconf.
1002 * configure: Re-run autoconf to get new ../common/aclocal.m4.
1003 * Makefile.in: Use autoconf substitution to install common
1006 Tue Jan 21 15:03:04 1997 Jeffrey A Law (law@cygnus.com)
1008 * simops.c: Undo last change to "rol" and "ror", original code
1011 Thu Jan 16 11:28:14 1997 Jeffrey A Law (law@cygnus.com)
1013 * simops.c: Fix "rol" and "ror".
1015 Wed Jan 15 06:45:58 1997 Jeffrey A Law (law@cygnus.com)
1017 * simops.c: Fix typo in last change.
1019 Mon Jan 13 13:22:35 1997 Jeffrey A Law (law@cygnus.com)
1021 * simops.c: Use REG macros in few places not using them yet.
1023 Mon Jan 6 16:21:19 1997 Jeffrey A Law (law@cygnus.com)
1025 * mn10300_sim.h (struct _state): Fix number of registers!
1027 Tue Dec 31 16:20:41 1996 Jeffrey A Law (law@cygnus.com)
1029 * mn10300_sim.h (struct _state): Put all registers into a single
1030 array to make gdb implementation easier.
1031 (REG_*): Add definitions for all registers in the state array.
1032 (SEXT32, SEXT40, SEXT44, SEXT60): Remove unused macros.
1033 * simops.c: Related changes.
1035 Wed Dec 18 10:10:45 1996 Jeffrey A Law (law@cygnus.com)
1037 * interp.c (sim_resume): Handle 0xff as a single byte insn.
1039 * simops.c: Fix overflow computation for "add" and "inc"
1042 Mon Dec 16 10:03:52 1996 Jeffrey A Law (law@cygnus.com)
1044 * simops.c: Handle "break" instruction.
1046 * simops.c: Fix restoring the PC for "ret" and "retf" instructions.
1048 Wed Dec 11 09:53:10 1996 Jeffrey A Law (law@cygnus.com)
1050 * gencode.c (write_opcodes): Also write out the format of the
1052 * mn10300_sim.h (simops): Add "format" field.
1053 * interp.c (sim_resume): Deal with endianness issues here.
1055 Tue Dec 10 15:05:37 1996 Jeffrey A Law (law@cygnus.com)
1057 * simops.c (REG0_4): Define.
1058 Use REG0_4 for indexed loads/stores.
1060 Sat Dec 7 09:50:28 1996 Jeffrey A Law (law@cygnus.com)
1062 * simops.c (REG0_16): Fix typo.
1064 Fri Dec 6 14:13:34 1996 Jeffrey A Law (law@cygnus.com)
1066 * simops.c: Call abort for any instruction that's not currently
1069 * simops.c: Define accessor macros to extract register
1070 values from instructions. Use them consistently.
1072 * interp.c: Delete unused global variable "OP".
1073 (sim_resume): Remove unused variable "opcode".
1074 * simops.c: Fix some uninitialized variable problems, add
1075 parens to fix various -Wall warnings.
1077 * gencode.c (write_header): Add "insn" and "extension" arguments
1078 to the OP_* declarations.
1079 (write_template): Similarly for function templates.
1080 * interp.c (insn, extension): Remove global variables. Instead
1081 pass them as arguments to the OP_* functions.
1082 * mn10300_sim.h: Remove decls for "insn" and "extension".
1083 * simops.c (OP_*): Accept "insn" and "extension" as arguments
1084 instead of using globals.
1086 Thu Dec 5 22:26:31 1996 Jeffrey A Law (law@cygnus.com)
1088 * simops.c: Fix typos in "mov am,(d16,an)" and "mov am,(d32,an)"
1090 * simops.c: Fix thinkos in last change to "inc dn".
1092 Wed Dec 4 10:57:53 1996 Jeffrey A Law (law@cygnus.com)
1094 * simops.c: "add imm,sp" does not effect the condition codes.
1095 "inc dn" does effect the condition codes.
1097 Tue Dec 3 17:37:45 1996 Jeffrey A Law (law@cygnus.com)
1099 * simops.c: Treat both operands as signed values for
1102 * simops.c: Fix simulation of division instructions.
1103 Fix typos/thinkos in several "cmp" and "sub" instructions.
1105 Mon Dec 2 12:31:40 1996 Jeffrey A Law (law@cygnus.com)
1107 * simops.c: Fix carry bit handling in "sub" and "cmp"
1110 * simops.c: Fix "mov imm8,an" and "mov imm16,dn".
1112 Sun Dec 1 16:05:42 1996 Jeffrey A Law (law@cygnus.com)
1114 * simops.c: Fix overflow computation for many instructions.
1116 * simops.c: Fix "mov dm, an", "movbu dm, (an)", and "movhu dm, (an)".
1118 * simops.c: Fix "mov am, dn".
1120 * simops.c: Fix more bugs in "add imm,an" and
1123 Wed Nov 27 09:20:42 1996 Jeffrey A Law (law@cygnus.com)
1125 * simops.c: Fix bugs in "movm" and "add imm,an".
1127 * simops.c: Don't lose the upper 24 bits of the return
1128 pointer in "call" and "calls" instructions. Rough cut
1129 at emulated system calls.
1131 * simops.c: Implement the remaining 5, 6 and 7 byte instructions.
1133 * simops.c: Implement remaining 4 byte instructions.
1135 * simops.c: Implement remaining 3 byte instructions.
1137 * simops.c: Implement remaining 2 byte instructions. Call
1138 abort for instructions we're not implementing now.
1140 Tue Nov 26 15:43:41 1996 Jeffrey A Law (law@cygnus.com)
1142 * simops.c: Implement lots of random instructions.
1144 * simops.c: Implement "movm" and "bCC" insns.
1146 * mn10300_sim.h (_state): Add another register (MDR).
1148 * simops.c: Implement "cmp", "calls", "rets", "jmp" and
1149 a few additional random insns.
1151 * mn10300_sim.h (PSW_*): Define for CC status tracking.
1152 (REG_D0, REG_A0, REG_SP): Define.
1153 * simops.c: Implement "add", "addc" and a few other random
1156 * gencode.c, interp.c: Snapshot current simulator code.
1158 Mon Nov 25 12:46:38 1996 Jeffrey A Law (law@cygnus.com)
1160 * Makefile.in, config.in, configure, configure.in: New files.
1161 * gencode.c, interp.c, mn10300_sim.h, simops.c: New files.