1 1999-04-06 Keith Seitz <keiths@cygnus.com>
3 * interp.c (sim_stop): Set the sim's exception
6 1999-04-02 Keith Seitz <keiths@cygnus.com>
8 * interp.c (UI_LOOP_POLL_INTERVAL): Define. Used to tweak the
9 frequency at which ui_loop_hook is called.
10 (ui_loop_hook_counter): New global defined when NEED_UI_LOOP_HOOK
12 (sim_resume): Call ui_loop_hook (if defined) when the interval
14 * Makefile.in (SIM_EXTRA_CFLAGS): Include NEED_UI_LOOP_HOOK.
16 Wed Jun 17 11:37:59 1998 Mark Alexander <marka@cygnus.com>
18 * Makefile.in: Define NL_TARGET so that targ-vals.h will be used
20 * simops.c: Use targ-vals.h instead of syscall.h.
22 Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
24 * configure: Regenerated to track ../common/aclocal.m4 changes.
26 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
28 * configure: Regenerated to track ../common/aclocal.m4 changes.
31 Sun Apr 26 15:19:58 1998 Tom Tromey <tromey@cygnus.com>
33 * acconfig.h: New file.
34 * configure.in: Reverted change of Apr 24; use sinclude again.
36 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
38 * configure: Regenerated to track ../common/aclocal.m4 changes.
41 Fri Apr 24 11:19:13 1998 Tom Tromey <tromey@cygnus.com>
43 * configure.in: Don't call sinclude.
45 Thu Apr 23 09:48:14 1998 Tom Tromey <tromey@creche>
47 * configure: Regenerated to track ../common/aclocal.m4 changes.
49 Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
51 * configure: Regenerated to track ../common/aclocal.m4 changes.
53 Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
55 * configure: Regenerated to track ../common/aclocal.m4 changes.
57 Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
59 * configure: Regenerated to track ../common/aclocal.m4 changes.
61 Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
63 * configure: Regenerated to track ../common/aclocal.m4 changes.
65 Tue Feb 17 12:46:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
67 * interp.c (sim_store_register, sim_fetch_register): Pass in
68 length parameter. Return -1.
70 Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
72 * configure: Regenerated to track ../common/aclocal.m4 changes.
74 Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
76 * configure: Regenerated to track ../common/aclocal.m4 changes.
78 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
80 * configure: Regenerated to track ../common/aclocal.m4 changes.
82 Tue Jan 13 00:01:40 1998 Jeffrey A Law (law@cygnus.com)
84 * simops.c: Stores to abs16 memory addresses zero extend the
87 Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
89 * configure: Regenerated to track ../common/aclocal.m4 changes.
92 Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
94 * configure: Regenerated to track ../common/aclocal.m4 changes.
96 Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
98 * interp.c (sim_load): Pass lma_p and sim_write args to
101 Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
103 * configure: Regenerated to track ../common/aclocal.m4 changes.
105 Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
107 * configure: Regenerated to track ../common/aclocal.m4 changes.
109 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
111 * configure: Regenerated to track ../common/aclocal.m4 changes.
113 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
115 * configure: Regenerated to track ../common/aclocal.m4 changes.
117 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
119 * configure: Regenerated to track ../common/aclocal.m4 changes.
121 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
123 * configure: Regenerated to track ../common/aclocal.m4 changes.
125 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
127 * configure: Regenerated to track ../common/aclocal.m4 changes.
129 Tue Sep 2 18:41:23 1997 Jeffrey A Law (law@cygnus.com)
131 * simops.c: PC relative instructions are relative to the next
132 instruction, not the current instruction.
134 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
136 * configure: Regenerated to track ../common/aclocal.m4 changes.
139 Tue Aug 26 10:40:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
141 * interp.c (sim_kill): Delete.
142 (sim_create_inferior): Add ABFD argument.
143 (sim_load): Move setting of PC from here.
144 (sim_create_inferior): To here.
146 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
148 * configure: Regenerated to track ../common/aclocal.m4 changes.
151 Mon Aug 25 16:14:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
153 * interp.c (sim_open): Add ABFD argument.
155 Tue Jun 24 13:44:08 1997 Jeffrey A Law (law@cygnus.com)
157 * interp.c (sim_resume): Clear State.exited.
158 (sim_stop_reason): If State.exited is nonzero, then indicate that
159 the simulator exited instead of stopped.
160 * mn10200_sim.h (struct _state): Add exited field.
161 * simops.c (syscall): Set State.exited for SYS_exit.
163 Tue May 20 17:45:47 1997 Jeffrey A Law (law@cygnus.com)
165 * interp.c: Replace all references to load_mem and store_mem
166 with references to load_byte, load_half, load_3_byte, load_word
167 and store_byte, store_half, store_3_byte, store_word.
168 (INLINE): Delete definition.
169 (load_mem_big): Likewise.
170 (max_mem): Make it global.
171 (dispatch): Make this function inline.
172 (load_mem, store_mem): Delete functions.
173 * mn10200_sim.h (INLINE): Define.
174 (RLW): Delete unused definition.
175 (load_mem, store_mem): Delete declarations.
176 (load_mem_big): New definition.
177 (load_byte, load_half, load_3_byte, load_word): New functions.
178 (store_byte, store_half, store_3_byte, store_word): New functions.
179 * simops.c: Replace all references to load_mem and store_mem
180 with references to load_byte, load_half, load_3_byte, load_word
181 and store_byte, store_half, store_3_byte, store_word.
183 Tue May 20 10:21:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
185 * interp.c (sim_open): Add callback argument.
186 (sim_set_callbacks): Delete SIM_DESC argument.
188 Sun May 18 16:59:09 1997 Jeffrey A Law (law@cygnus.com)
190 * interp.c (compare_simops): New function.
191 (sim_open): Sort the Simops table before inserting entries
194 Fri May 16 16:29:18 1997 Jeffrey A Law (law@cygnus.com)
196 * interp.c (load_mem): Fix formatting/indention problems with
197 last change. If we get a load from an out of range address,
198 abort instead of returning zero.
199 (store_mem): Abort if we try to store to an out of range address.
201 Wed May 14 21:21:30 1997 Bob Manson <manson@charmed.cygnus.com>
203 * simops.c (OP_F010): Fix some arguments to correspond
204 with reality (types of arguments passed to lseek, read,
207 * interp.c (max_mem): New variable.
208 (load_mem): Check memory address against max_mem to
209 avoid some self-destructive behaviors.
211 Tue May 13 21:45:24 1997 Jeffrey A Law (law@cygnus.com)
213 * simops.c: Fix typo in cc0 setting for lsr.
215 Tue May 6 13:22:12 1997 Jeffrey A Law (law@cygnus.com)
217 * interp.c: Random typo/thinko cleanups.
219 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
221 * configure: Regenerated to track ../common/aclocal.m4 changes.
223 Mon Apr 21 10:29:30 1997 Jeffrey A Law (law@cygnus.com)
225 * simops.c: Fix typo in "open" syscall emulation.
227 Fri Apr 18 14:04:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
229 * interp.c (sim_stop): Add stub function.
231 Thu Apr 17 03:23:58 1997 Doug Evans <dje@canuck.cygnus.com>
233 * Makefile.in (SIM_OBJS): Add sim-load.o.
234 * interp.c (sim_kind, myname): New static locals.
235 (sim_open): Set sim_kind, myname. Ignore -E arg.
236 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
237 load file into simulator. Set start address from bfd.
238 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
240 Wed Apr 16 18:06:50 1997 Andrew Cagney <cagney@b1.cygnus.com>
242 * simops.c (OP_F010): SYS_execv, SYS_time, SYS_times, SYS_utime
243 only include if implemented by host.
245 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
247 * configure: Regenerated to track ../common/aclocal.m4 changes.
250 Fri Apr 4 20:01:56 1997 Ian Lance Taylor <ian@cygnus.com>
252 * Makefile.in: Change mn10200-opc.o to m10200-opc.o, to match
253 corresponding change in opcodes directory.
255 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
257 * interp.c (sim_open): New arg `kind'.
259 * configure: Regenerated to track ../common/aclocal.m4 changes.
261 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
263 * configure: Regenerated to track ../common/aclocal.m4 changes.
265 Thu Mar 20 20:28:14 1997 Jeffrey A Law (law@cygnus.com)
267 * mn10200_sim.h: Protect uses of "signed" to cater to broken
268 non-ansi compilers (HPs). Don't use #error for the same reason.
270 Tue Mar 18 12:23:31 1997 Jeffrey A Law (law@cygnus.com)
272 * simops.c: Don't sign-extend immediate for "mov imm16,an".
273 Simplify "sub" handling. Fix "mul" to properly sign extend
274 operands. Set CF appropriately for btst imm16,dn. Implement "rti".
276 * gencode.c: Delete unused "Opcodes" and "curop" variables.
278 Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
280 * configure: Regenerated to track ../common/aclocal.m4 changes.
282 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
284 * configure: Re-generate.
286 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
288 * configure: Regenerate to track ../common/aclocal.m4 changes.
290 Thu Mar 13 12:53:14 1997 Doug Evans <dje@canuck.cygnus.com>
292 * interp.c (sim_open): New SIM_DESC result. Argument is now
294 (other sim_*): New SIM_DESC argument.
296 Wed Mar 12 15:02:35 1997 Jeffrey A Law (law@cygnus.com)
298 * simops.c: Fix typo for "bclr".
300 Wed Feb 26 16:46:13 1997 Jeffrey A Law (law@cygnus.com)
302 * simops.c: Handle new calling convention in emulated syscall
305 Mon Feb 24 14:25:11 1997 Jeffrey A Law (law@cygnus.com)
307 * interp.c (load_mem_big): Add some missing parens.
309 Wed Feb 19 23:19:08 1997 Jeffrey A Law (law@cygnus.com)
311 * simops.c: Don't use "long long" data types for intermediate
312 values in "divu", "mul" and "mulu" instructions.
314 Fri Feb 14 02:46:46 1997 Jeffrey A Law (law@cygnus.com)
316 * interp.c (hash): Rework to be more efficient.
317 (dispatch): Renamed from lookup_hash. Dispatch to the target
318 function and update the PC here.
319 (load_mem_big): Now a macro.
320 (sim_resume): Restructure code to read an insn, determine its
321 length, call dispatch routines, etc to be much more efficient.
323 Fri Feb 7 12:59:36 1997 Jeffrey A Law (law@cygnus.com)
325 * interp.c (MAX_HASH): Redefine to 127.
326 (struct hash_entry): Add "count" field when HASH_STAT is defined.
327 (hash): Improve hashing for many heavily used opcodes.
328 (lookup_hash): Bump counters if HASH_STAT is defined.
329 (sim_open): Don't put the same opcode in the hash table more
330 than once. Clear counters if HASH_STAT is defined.
331 (sim_resume): After program exits, dump hash table stats if
332 HASH_STAT is defined.
334 Wed Feb 5 10:28:37 1997 Jeffrey A Law (law@cygnus.com)
336 * simops.c: Fix register extraction for "ext dn".
338 Tue Feb 4 17:27:41 1997 Jeffrey A Law (law@cygnus.com)
340 * simops.c: Fix register extractions for "movbu (an), dm".
342 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
344 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
345 COMMON_{PRE,POST}_CONFIG_FRAG instead.
346 * configure.in: sinclude ../common/aclocal.m4.
347 * configure: Regenerated.
349 Fri Jan 31 01:19:02 1997 Jeffrey A Law (law@cygnus.com)
351 * simops.c: Get carry-in bit right for rol. Just clear the
352 NF flag for btst imm8,dn.
354 Wed Jan 29 15:47:42 1997 Jeffrey A Law (law@cygnus.com)
356 * simops.c: Properly compute ZF flag for many insns.
358 Sat Jan 25 17:06:55 1997 Jeffrey A Law (law@cygnus.com)
360 * simops.c: Properly truncate divisor and dividend before
361 performing "divu" operation.
363 Fri Jan 24 10:47:48 1997 Jeffrey A Law (law@cygnus.com)
365 * simops.c (init_system): Allocate 2^19 bytes of space for
368 Thu Jan 23 21:17:33 1997 Jeffrey A Law (law@cygnus.com)
370 * simops.c: Rework code to extract arguments for emulated
371 syscalls to handle 24bit pointers.
373 Thu Jan 23 14:06:04 1997 Stu Grossman (grossman@critters.cygnus.com)
375 * configure configure.in Makefile.in: Update to new configure
376 scheme which is more compatible with WinGDB builds.
377 * configure.in: Improve comment on how to run autoconf.
378 * configure: Re-run autoconf to get new ../common/aclocal.m4.
379 * Makefile.in: Use autoconf substitution to install common
382 Thu Jan 23 12:04:38 1997 Jeffrey A Law (law@cygnus.com)
384 * simops.c: Fix destination register for "mov (abs24),an".
386 Tue Jan 21 15:59:21 1997 Jeffrey A Law (law@cygnus.com)
388 * simops.c: "rts" adds 4 to the stack pointer.
390 * simops.c: Fix CF and CX computation for add instructions.
392 * simops.c: Leave the upper 8 bits alone for logical ops.
393 Mask off high 8 bits before doing any shifts/rotates.
394 Fix carry bit handling in rotates again.
396 Mon Jan 20 10:45:08 1997 Jeffrey A Law (law@cygnus.com)
398 * simops.c: Don't lose the sign bit for "asr".
400 Fri Jan 17 01:45:14 1997 Jeffrey A Law (law@cygnus.com)
402 * simops.c: Fix overflow computation for "cmp" and "sub"
405 * simops.c: Use the right register for "jmp (an)" and "jsr (an)".
407 * interp.c (hash): Improve hashing for 3 byte instructions.
409 * simops.c: Fix extraction of 16/24bit immediates for some
410 instructions. "cmp" instructions only modify the PSW.
411 Fix various thinkos when extracting register operands too.
413 Thu Jan 16 07:47:56 1997 Jeffrey A Law (law@cygnus.com)
415 * simops.c: Fix "rol" and "ror".
417 * simops.c: Truncate PC to 24bits after modifying it.
418 Closer stab at emulated system calls.
420 Tue Jan 14 12:33:12 1997 Jeffrey A Law (law@cygnus.com)
422 * interp.c (hash): Improve hashing of two byte insns.
423 (store_mem): Handle storing 3 byte quantities.
425 * simops.c: Fix various typos/thinkos.
427 * interp.c (load_mem_big, load_mem, store_mem): Fix thinko in
428 code to handle 24bit addresses.
429 * simops.c (REG0_8, REG0_16): Fix typo.
431 Mon Jan 6 16:17:09 1997 Jeffrey A Law (law@cygnus.com)
433 * mn10200_sim.h: Various fixes for mixed 16/24bit architecture.
434 * interp.c: Similarly.
435 * simops.c: Similarly.
437 * Makefile.in, config.in, configure, configure.in: New files.
438 * gencode.c, interp.c, mn10200_sim.h, simops.c: New files.