1 Wed Mar 25 08:47:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
3 * mn10300_sim.h (EXTRACT_PSW_LM, INSERT_PSW_LM, PSW_IE, PSW_LM):
7 Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
9 * configure: Regenerated to track ../common/aclocal.m4 changes.
11 Wed Mar 25 10:24:48 1998 Andrew Cagney <cagney@b1.cygnus.com>
13 * interp.c (sim-options.h): Include.
14 (sim_kind, myname): Declare when not using common framework.
16 * mn10300_sim.h (do_syscall, generic*): Provide prototypes for
17 functions found in op_utils.c
19 * mn10300.igen (add): Discard unused variables.
21 * configure, config.in: Re-generate with autoconf 2.12.1.
23 Tue Mar 24 15:27:00 1998 Joyce Janczyn <janczyn@cygnus.com>
25 Add support for --enable-sim-common option.
26 * Makefile.in (WITHOUT_COMMON_OBJS): Files included if
28 (WITH_COMMON_OBJS): Files included if --enable-sim-common.
29 (MN10300_OBJS,MN10300_INTERP_DEP): New variables.
31 ({WITHOUT,WITH}_COMMON_RUN_OBJS,SIM_RUN_OBJS): New variables.
32 (SIM_EXTRA_CFLAGS): New variable.
33 (clean-extra): Clean up igen files.
34 (../igen/igen,clean-igen,tmp-igen): New rules.
35 * configure.in: Add support for common framework via
37 * configure: Regenerate.
38 * interp.c: #include sim-main if WITH_COMMON, not mn10300_sim.h.
39 (hash,dispatch,sim_size): Don't compile if ! WITH_COMMON.
40 (init_system,sim_write,compare_simops): Likewise.
41 (sim_set_profile,sim_set_profile_size): Likewise.
42 (sim_stop,sim_resume,sim_trace,sim_info): Likewise.
43 (sim_set_callbacks,sim_stop_reason,sim_read,sim_load): Likewise.
44 (enum interrupt_type): New enum.
45 (interrupt_names): New global.
46 (do_interrupt): New function.
47 (sim_open): Define differently if WITH_COMMON.
48 (sim_close,sim_create_inferior,sim_do_command): Likewise.
49 * mn10300_sim.h ({load,store}_{byte,half,word}): Define versions
51 * mn10300.igen: New file.
52 * mn10300.dc: New file.
53 * op_utils.c: New file.
54 * sim-main.h: New file.
56 Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
58 * configure: Regenerated to track ../common/aclocal.m4 changes.
60 Fri Feb 27 18:36:04 1998 Jeffrey A Law (law@cygnus.com)
62 * simops.c (inc): Fix typo.
64 Wed Feb 25 01:59:29 1998 Jeffrey A Law (law@cygnus.com)
66 * simops.c (signed multiply instructions): Cast input operands to
67 signed32 before casting them to signed64 so that the sign bit
68 is propagated properly.
70 Mon Feb 23 20:23:19 1998 Mark Alexander <marka@cygnus.com>
72 * Makefile.in: Last change was bad. Define NL_TARGET
73 so that targ-vals.h will be used instead of syscall.h.
74 * simops.c: Use targ-vals.h instead of syscall.h.
75 (OP_F020): Disable unsupported system calls.
77 Mon Feb 23 09:44:38 1998 Mark Alexander <marka@cygnus.com>
79 * Makefile.in: Get header files from libgloss/mn10300/sys.
81 Sun Feb 22 16:02:24 1998 Jeffrey A Law (law@cygnus.com)
83 * simops.c: Include sim-types.h.
85 Wed Feb 18 13:07:08 1998 Jeffrey A Law (law@cygnus.com)
87 * simops.c (multiply instructions): Cast input operands to a
88 signed64/unsigned64 type as appropriate.
90 Tue Feb 17 12:47:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
92 * interp.c (sim_store_register, sim_fetch_register): Pass in
93 length parameter. Return -1.
95 Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
97 * configure: Regenerated to track ../common/aclocal.m4 changes.
99 Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
101 * configure: Regenerated to track ../common/aclocal.m4 changes.
103 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
105 * configure: Regenerated to track ../common/aclocal.m4 changes.
107 Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
109 * configure: Regenerated to track ../common/aclocal.m4 changes.
112 Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
114 * configure: Regenerated to track ../common/aclocal.m4 changes.
116 Tue Nov 11 10:38:52 1997 Jeffrey A Law (law@cygnus.com)
118 * simops.c (call:16 call:32): Stack adjustment is determined solely
121 Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
123 * interp.c (sim_load): Pass lma_p and sim_write args to
126 Tue Oct 21 10:12:03 1997 Jeffrey A Law (law@cygnus.com)
128 * simops.c: Correctly handle register restores for "ret" and "retf"
131 Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
133 * configure: Regenerated to track ../common/aclocal.m4 changes.
135 Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
137 * configure: Regenerated to track ../common/aclocal.m4 changes.
139 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
141 * configure: Regenerated to track ../common/aclocal.m4 changes.
143 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
145 * configure: Regenerated to track ../common/aclocal.m4 changes.
147 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
149 * configure: Regenerated to track ../common/aclocal.m4 changes.
151 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
153 * configure: Regenerated to track ../common/aclocal.m4 changes.
155 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
157 * configure: Regenerated to track ../common/aclocal.m4 changes.
159 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
161 * configure: Regenerated to track ../common/aclocal.m4 changes.
164 Tue Aug 26 10:41:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
166 * interp.c (sim_kill): Delete.
167 (sim_create_inferior): Add ABFD argument.
168 (sim_load): Move setting of PC from here.
169 (sim_create_inferior): To here.
171 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
173 * configure: Regenerated to track ../common/aclocal.m4 changes.
176 Mon Aug 25 16:14:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
178 * interp.c (sim_open): Add ABFD argument.
180 Tue Jun 24 13:46:20 1997 Jeffrey A Law (law@cygnus.com)
182 * interp.c (sim_resume): Clear State.exited.
183 (sim_stop_reason): If State.exited is nonzero, then indicate that
184 the simulator exited instead of stopped.
185 * mn10300_sim.h (struct _state): Add exited field.
186 * simops.c (syscall): Set State.exited for SYS_exit.
188 Wed Jun 11 22:07:56 1997 Jeffrey A Law (law@cygnus.com)
190 * simops.c: Fix thinko in last change.
192 Tue Jun 10 12:31:32 1997 Jeffrey A Law (law@cygnus.com)
194 * simops.c: "call" stores the callee saved registers into the
195 stack! Update the stack pointer properly when done with
198 * simops.c: Fix return address computation for "call" instructions.
200 Thu May 22 01:43:11 1997 Jeffrey A Law (law@cygnus.com)
202 * interp.c (sim_open): Fix typo.
204 Wed May 21 23:27:58 1997 Jeffrey A Law (law@cygnus.com)
206 * interp.c (sim_resume): Add missing case in big switch
207 statement (for extb instruction).
209 Tue May 20 17:51:30 1997 Jeffrey A Law (law@cygnus.com)
211 * interp.c: Replace all references to load_mem and store_mem
212 with references to load_byte, load_half, load_3_byte, load_word
213 and store_byte, store_half, store_3_byte, store_word.
214 (INLINE): Delete definition.
215 (load_mem_big): Likewise.
216 (max_mem): Make it global.
217 (dispatch): Make this function inline.
218 (load_mem, store_mem): Delete functions.
219 * mn10300_sim.h (INLINE): Define.
220 (RLW): Delete unused definition.
221 (load_mem, store_mem): Delete declarations.
222 (load_mem_big): New definition.
223 (load_byte, load_half, load_3_byte, load_word): New functions.
224 (store_byte, store_half, store_3_byte, store_word): New functions.
225 * simops.c: Replace all references to load_mem and store_mem
226 with references to load_byte, load_half, load_3_byte, load_word
227 and store_byte, store_half, store_3_byte, store_word.
229 Tue May 20 10:21:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
231 * interp.c (sim_open): Add callback to arguments.
232 (sim_set_callbacks): Delete SIM_DESC argument.
234 Mon May 19 13:54:22 1997 Jeffrey A Law (law@cygnus.com)
236 * interp.c (dispatch): Make this an inline function.
238 * simops.c (syscall): Use callback->write regardless of
239 what file descriptor we're writing too.
241 Sun May 18 16:46:31 1997 Jeffrey A Law (law@cygnus.com)
243 * interp.c (load_mem_big): Remove function. It's now a macro
245 (compare_simops): New function.
246 (sim_open): Sort the Simops table before inserting entries
248 * mn10300_sim.h: Remove unused #defines.
249 (load_mem_big): Define.
251 Fri May 16 16:36:17 1997 Jeffrey A Law (law@cygnus.com)
253 * interp.c (load_mem): If we get a load from an out of range
255 (store_mem): Likewise for stores.
256 (max_mem): New variable.
258 Tue May 6 13:24:36 1997 Jeffrey A Law (law@cygnus.com)
260 * mn10300_sim.h: Fix ordering of bits in the PSW.
262 * interp.c: Improve hashing routine to avoid long list
263 traversals for common instructions. Add HASH_STAT support.
264 Rewrite opcode dispatch code using a big switch instead of
265 cascaded if/else statements. Avoid useless calls to load_mem.
267 Mon May 5 18:07:48 1997 Jeffrey A Law (law@cygnus.com)
269 * mn10300_sim.h (struct _state): Add space for mdrq register.
271 * simops.c: Don't abort for trap. Add support for the extended
272 instructions, "getx", "putx", "mulq", "mulqu", "sat16", "sat24",
275 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
277 * configure: Regenerated to track ../common/aclocal.m4 changes.
279 Fri Apr 18 14:04:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
281 * interp.c (sim_stop): Add stub function.
283 Thu Apr 17 03:26:59 1997 Doug Evans <dje@canuck.cygnus.com>
285 * Makefile.in (SIM_OBJS): Add sim-load.o.
286 * interp.c (sim_kind, myname): New static locals.
287 (sim_open): Set sim_kind, myname. Ignore -E arg.
288 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
289 load file into simulator. Set start address from bfd.
290 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
292 Wed Apr 16 19:30:44 1997 Andrew Cagney <cagney@b1.cygnus.com>
294 * simops.c (OP_F020): SYS_execv, SYS_time, SYS_times, SYS_utime
295 only include if implemented by host.
296 (OP_F020): Typecast arg passed to time function;
298 Mon Apr 7 23:57:49 1997 Jeffrey A Law (law@cygnus.com)
300 * simops.c (syscall): Handle new mn10300 calling conventions.
302 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
304 * configure: Regenerated to track ../common/aclocal.m4 changes.
307 Fri Apr 4 20:02:37 1997 Ian Lance Taylor <ian@cygnus.com>
309 * Makefile.in: Change mn10300-opc.o to m10300-opc.o, to match
310 corresponding change in opcodes directory.
312 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
314 * interp.c (sim_open): New arg `kind'.
316 * configure: Regenerated to track ../common/aclocal.m4 changes.
318 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
320 * configure: Regenerated to track ../common/aclocal.m4 changes.
322 Thu Mar 20 11:58:02 1997 Jeffrey A Law (law@cygnus.com)
324 * simops.c: Fix register extraction for a two "movbu" variants.
325 Somewhat simplify "sub" instructions.
326 Correctly sign extend operands for "mul". Put the correct
327 half of the result in MDR for "mul" and "mulu".
328 Implement remaining instructions.
329 Tweak opcode for "syscall".
331 Tue Mar 18 14:21:21 1997 Jeffrey A Law (law@cygnus.com)
333 * simops.c: Do syscall emulation in "syscall" instruction. Add
334 dummy "trap" instruction.
336 Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
338 * configure: Regenerated to track ../common/aclocal.m4 changes.
340 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
342 * configure: Re-generate.
344 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
346 * configure: Regenerate to track ../common/aclocal.m4 changes.
348 Thu Mar 13 12:54:45 1997 Doug Evans <dje@canuck.cygnus.com>
350 * interp.c (sim_open): New SIM_DESC result. Argument is now
352 (other sim_*): New SIM_DESC argument.
354 Wed Mar 12 15:04:00 1997 Jeffrey A Law (law@cygnus.com)
356 * simops.c: Fix carry bit computation for "add" instructions.
358 * simops.c: Fix typos in bset insns. Fix arguments to store_mem
359 for bset imm8,(d8,an) and bclr imm8,(d8,an).
361 Wed Mar 5 15:00:10 1997 Jeffrey A Law (law@cygnus.com)
363 * simops.c: Fix register references when computing Z and N bits
366 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
368 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
369 COMMON_{PRE,POST}_CONFIG_FRAG instead.
370 * configure.in: sinclude ../common/aclocal.m4.
371 * configure: Regenerated.
373 Fri Jan 24 10:47:25 1997 Jeffrey A Law (law@cygnus.com)
375 * interp.c (init_system): Allocate 2^19 bytes of space for the
378 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
380 * configure configure.in Makefile.in: Update to new configure
381 scheme which is more compatible with WinGDB builds.
382 * configure.in: Improve comment on how to run autoconf.
383 * configure: Re-run autoconf to get new ../common/aclocal.m4.
384 * Makefile.in: Use autoconf substitution to install common
387 Tue Jan 21 15:03:04 1997 Jeffrey A Law (law@cygnus.com)
389 * simops.c: Undo last change to "rol" and "ror", original code
392 Thu Jan 16 11:28:14 1997 Jeffrey A Law (law@cygnus.com)
394 * simops.c: Fix "rol" and "ror".
396 Wed Jan 15 06:45:58 1997 Jeffrey A Law (law@cygnus.com)
398 * simops.c: Fix typo in last change.
400 Mon Jan 13 13:22:35 1997 Jeffrey A Law (law@cygnus.com)
402 * simops.c: Use REG macros in few places not using them yet.
404 Mon Jan 6 16:21:19 1997 Jeffrey A Law (law@cygnus.com)
406 * mn10300_sim.h (struct _state): Fix number of registers!
408 Tue Dec 31 16:20:41 1996 Jeffrey A Law (law@cygnus.com)
410 * mn10300_sim.h (struct _state): Put all registers into a single
411 array to make gdb implementation easier.
412 (REG_*): Add definitions for all registers in the state array.
413 (SEXT32, SEXT40, SEXT44, SEXT60): Remove unused macros.
414 * simops.c: Related changes.
416 Wed Dec 18 10:10:45 1996 Jeffrey A Law (law@cygnus.com)
418 * interp.c (sim_resume): Handle 0xff as a single byte insn.
420 * simops.c: Fix overflow computation for "add" and "inc"
423 Mon Dec 16 10:03:52 1996 Jeffrey A Law (law@cygnus.com)
425 * simops.c: Handle "break" instruction.
427 * simops.c: Fix restoring the PC for "ret" and "retf" instructions.
429 Wed Dec 11 09:53:10 1996 Jeffrey A Law (law@cygnus.com)
431 * gencode.c (write_opcodes): Also write out the format of the
433 * mn10300_sim.h (simops): Add "format" field.
434 * interp.c (sim_resume): Deal with endianness issues here.
436 Tue Dec 10 15:05:37 1996 Jeffrey A Law (law@cygnus.com)
438 * simops.c (REG0_4): Define.
439 Use REG0_4 for indexed loads/stores.
441 Sat Dec 7 09:50:28 1996 Jeffrey A Law (law@cygnus.com)
443 * simops.c (REG0_16): Fix typo.
445 Fri Dec 6 14:13:34 1996 Jeffrey A Law (law@cygnus.com)
447 * simops.c: Call abort for any instruction that's not currently
450 * simops.c: Define accessor macros to extract register
451 values from instructions. Use them consistently.
453 * interp.c: Delete unused global variable "OP".
454 (sim_resume): Remove unused variable "opcode".
455 * simops.c: Fix some uninitialized variable problems, add
456 parens to fix various -Wall warnings.
458 * gencode.c (write_header): Add "insn" and "extension" arguments
459 to the OP_* declarations.
460 (write_template): Similarly for function templates.
461 * interp.c (insn, extension): Remove global variables. Instead
462 pass them as arguments to the OP_* functions.
463 * mn10300_sim.h: Remove decls for "insn" and "extension".
464 * simops.c (OP_*): Accept "insn" and "extension" as arguments
465 instead of using globals.
467 Thu Dec 5 22:26:31 1996 Jeffrey A Law (law@cygnus.com)
469 * simops.c: Fix typos in "mov am,(d16,an)" and "mov am,(d32,an)"
471 * simops.c: Fix thinkos in last change to "inc dn".
473 Wed Dec 4 10:57:53 1996 Jeffrey A Law (law@cygnus.com)
475 * simops.c: "add imm,sp" does not effect the condition codes.
476 "inc dn" does effect the condition codes.
478 Tue Dec 3 17:37:45 1996 Jeffrey A Law (law@cygnus.com)
480 * simops.c: Treat both operands as signed values for
483 * simops.c: Fix simulation of division instructions.
484 Fix typos/thinkos in several "cmp" and "sub" instructions.
486 Mon Dec 2 12:31:40 1996 Jeffrey A Law (law@cygnus.com)
488 * simops.c: Fix carry bit handling in "sub" and "cmp"
491 * simops.c: Fix "mov imm8,an" and "mov imm16,dn".
493 Sun Dec 1 16:05:42 1996 Jeffrey A Law (law@cygnus.com)
495 * simops.c: Fix overflow computation for many instructions.
497 * simops.c: Fix "mov dm, an", "movbu dm, (an)", and "movhu dm, (an)".
499 * simops.c: Fix "mov am, dn".
501 * simops.c: Fix more bugs in "add imm,an" and
504 Wed Nov 27 09:20:42 1996 Jeffrey A Law (law@cygnus.com)
506 * simops.c: Fix bugs in "movm" and "add imm,an".
508 * simops.c: Don't lose the upper 24 bits of the return
509 pointer in "call" and "calls" instructions. Rough cut
510 at emulated system calls.
512 * simops.c: Implement the remaining 5, 6 and 7 byte instructions.
514 * simops.c: Implement remaining 4 byte instructions.
516 * simops.c: Implement remaining 3 byte instructions.
518 * simops.c: Implement remaining 2 byte instructions. Call
519 abort for instructions we're not implementing now.
521 Tue Nov 26 15:43:41 1996 Jeffrey A Law (law@cygnus.com)
523 * simops.c: Implement lots of random instructions.
525 * simops.c: Implement "movm" and "bCC" insns.
527 * mn10300_sim.h (_state): Add another register (MDR).
529 * simops.c: Implement "cmp", "calls", "rets", "jmp" and
530 a few additional random insns.
532 * mn10300_sim.h (PSW_*): Define for CC status tracking.
533 (REG_D0, REG_A0, REG_SP): Define.
534 * simops.c: Implement "add", "addc" and a few other random
537 * gencode.c, interp.c: Snapshot current simulator code.
539 Mon Nov 25 12:46:38 1996 Jeffrey A Law (law@cygnus.com)
541 * Makefile.in, config.in, configure, configure.in: New files.
542 * gencode.c, interp.c, mn10300_sim.h, simops.c: New files.