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sim: unify sim-cpu usage
[thirdparty/binutils-gdb.git] / sim / sh / ChangeLog
CommitLineData
78e9aa70
MF		 12015-04-15 Mike Frysinger <vapier@gentoo.org>
2
3 * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
4 * sim-main.h (STATE_CPU): Delete.
5
bf12d44e
MF		 62015-04-13 Mike Frysinger <vapier@gentoo.org>
7
8 * configure: Regenerate.
9
122bbfb5
MF		 102015-04-06 Mike Frysinger <vapier@gentoo.org>
11
12 * Makefile.in (SIM_OBJS): Delete sim-engine.o.
13
aadc9410
MF		 142015-03-31 Mike Frysinger <vapier@gentoo.org>
15
16 * config.in, configure: Regenerate.
17
62454d3d
MF		 182015-03-28 Mike Frysinger <vapier@gentoo.org>
19
20 * Makefile.in (SIM_RUN_OBJS, SIM_EXTRA_CFLAGS): Delete.
21 (SIM_OBJS): Change to $(SIM_NEW_COMMON_OBJS).
22 * interp.c: Delete run-sim.h include. Include sim-main.h, sim-base.h,
23 and sim-options.h.
24 (SEXT, SEXT32): Undefine.
25 (sim_write): Delete prototype.
26 (regstacktype, saved_state_type): Move to sim-main.h.
27 (target_little_endian): Replace with CURRENT_TARGET_BYTE_ORDER.
28 (host_little_endian): Replace with CURRENT_HOST_BYTE_ORDER.
29 (sim_kind, myname, tracing, sim_stop, sim_trace, sim_set_profile,
30 sim_set_profile_size, sim_load, sim_set_callbacks,
31 sim_complete_command): Delete.
32 (sim_size): Mark static.
33 (init_pointers): Delete host_little_endian setup.
34 (sim_resume): Delete tracing check.
35 (free_state): New cleanup function.
36 (sim_open): Rewrite to use new common logic.
37 (sim_create_inferior): Call init_dsp.
38 * sim-main.h: New file.
39 * tconfig.h: Delete file.
40
5fa71a1b
MF		 412015-03-28 Mike Frysinger <vapier@gentoo.org>
42
43 * gencode.c (ppi_gensim): Convert old style prototype with ppi_insn.
44 * interp.c: Include ctype.h and run-sim.h.
45 [HAVE_TIME_H]: Include time.h
46 [HAVE_SYS_TIME_H]: Include sys/time.h
47 [!_WIN32]: Include utime.h and sys/wait.h.
48 (set_fpscr1, raise_exception, raise_buserror, get_dr, set_dr, set_sr,
49 do_rdat, do_wdat, process_wlat_addr, process_wwat_addr,
50 process_wbat_addr, process_rlat_addr, process_rwat_addr,
51 process_rbat_addr, IOMEM, get_now, now_persec, swapout, swapout16,
52 ptr, strswaplen, strnswap, dmul, macw, macl, get_loop_bounds_ext,
53 get_loop_bounds, sim_size, init_dsp, init_pointers, dump_profile,
54 gotcall, sim_stop, sim_write, sim_read, sim_store_register,
55 sim_fetch_register, sim_trace, sim_stop_reason, sim_info,
56 sim_set_profile, sim_set_profile_size, sim_open,
57 parse_and_set_memory_size, sim_close, sim_load, sim_create_inferior,
58 sim_do_command, sim_set_callbacks): Convert old style prototype.
59 (fail): Delete unused function.
60 (wlat_fast, wwat_fast, wbat_fast, rlat_fast, rwat_fast, rbat_fast):
61 Delete unused prototypes.
62 (wlat_fast, wwat_fast, wbat_fast, rlat_fast, rwat_fast, rbat_fast,
63 swap, swap16):
64 Convert old style prototype and move INLINE before the type.
65 (trap): Convert old style prototype. Add casts to wait and sim_write
66 calls.
67 (div1): Convert old style prototype. Change return to void.
68 (do_long_move_insn, do_blog_insn, fsca_s, fsrra_s, mcalloc): Mark
69 static.
70 (sim_resume): Convert old style prototype. Align printf format and
71 args.
72
02131c7f
MF		 732015-03-28 Mike Frysinger <vapier@gentoo.org>
74
75 * gencode.c (ppi_gensim): Add missing */. Change case 4 to case 5.
76
ed4d32c2
MF		 772015-03-28 Mike Frysinger <vapier@gentoo.org>
78
79 * Makefile.in (gencode): Add $(BUILD_CFLAGS), $(BUILD_LDFLAGS),
80 and $(WARN_CFLAGS).
81 * gencode.c: Include ctype.h, stdlib.h, string.h, and unistd.h.
82 (struct op): Mark members const.
83 (tab): Mark static.
84 (nibble_type_list): Mark const.
85 (arg_type_list): Mark const.
86 (make_enum_list): Delete unused func.
87 (qfunc, expand_opcode, dumptable, expand_ppi_code): Convert old
88 style prototype and mark args const.
89 (sorttab, gengastab, conflict_warn, filltable, expand_ppi_movxy,
90 gensim, ppi_filltable): Convert old style prototype.
91 (gensim_caselist): Convert old style prototype. Mark local
92 variables s and r const.
93 (gendefines): Convert old style prototype. Mark s const. Move
94 tolower call into printf statement.
95 (ppi_gensim): Convert old style prototype. Mark local variable
96 s const.
97 (main): Convert old style prototype. Change printf %d to %zu.
98
6d89786c
MF		 992015-03-28 Mike Frysinger <vapier@gentoo.org>
100
101 * config.in, configure: Regenerate.
102 * configure.ac: Call SIM_AC_OPTION_ENDIAN, SIM_AC_OPTION_ALIGNMENT,
103 SIM_AC_OPTION_HOSTENDIAN, SIM_AC_OPTION_ENVIRONMENT,
104 SIM_AC_OPTION_INLINE, SIM_AC_OPTION_WARNINGS.
105
ae7d0cac
MF		 1062015-03-16 Mike Frysinger <vapier@gentoo.org>
107
108 * config.in, configure: Regenerate.
109 * tconfig.in: Rename file ...
110 * tconfig.h: ... here.
111
465fb143
MF		 1122015-03-14 Mike Frysinger <vapier@gentoo.org>
113
114 * Makefile.in (SIM_EXTRA_CFLAGS): Set to
115 -DSIM_USE_DEPRECATED_RUN_FRONTEND.
116 (SIM_RUN_OBJS): Set to run.o.
117
5cddc23a
MF		 1182015-03-14 Mike Frysinger <vapier@gentoo.org>
119
120 * configure.ac (AC_CHECK_HEADERS): Delete.
121 * aclocal.m4, configure: Regenerate.
122
57df9adf
OE		 1232014-10-14 Oleg Endo <olegendo@gcc.gnu.org> (tiny patch)
124
125 * gencode.c (fabs, fneg): Implement as integer operation
126 instead of using the FP_UNARY macro.
127
2974be62
AM		 1282014-08-19 Alan Modra <amodra@gmail.com>
129
130 * configure: Regenerate.
131
faa743bb
RM		 1322014-08-15 Roland McGrath <mcgrathr@google.com>
133
134 * configure: Regenerate.
135 * config.in: Regenerate.
136
60d847df
MF		 1372014-03-10 Mike Frysinger <vapier@gentoo.org>
138
139 * interp.c (parse_and_set_memory_size): Add const to str.
140 (sim_do_command): Add const to cmd and sms_cmd.
141
b2b255bd
MF		 1422014-03-05 Mike Frysinger <vapier@gentoo.org>
143
144 * interp.c (sim_load): Add const to prog.
145
ef3e8cf7
MF		 1462014-02-17 Mike Frysinger <vapier@gentoo.org>
147
148 PR gdb/16450
149 * interp.c (control_c): Delete.
150 (sim_resume): Delete signal(SIGINT) handling.
151
bf3d9781
AM		 1522013-09-23 Alan Modra <amodra@gmail.com>
153
154 * configure: Regenerate.
155
31e6ad7d
MF		 1562013-06-03 Mike Frysinger <vapier@gentoo.org>
157
158 * aclocal.m4, configure: Regenerate.
159
5f3ef9d0
JB		 1602012-06-15 Joel Brobecker <brobecker@adacore.com>
161
162 * config.in, configure: Regenerate.
163
2232061b
MF		 1642012-03-24 Mike Frysinger <vapier@gentoo.org>
165
166 * aclocal.m4, config.in, configure: Regenerate.
167
f95586a4
KB		 1682012-02-16 Kevin Buettner <kevinb@redhat.com>
169
170 * interp.c (MA): Adjust cast to avoid warning on 64-bit hosts.
171
172 * interp.c (sim_store_register, sim_fetch_register): Return
173 length, not -1.
174
db2e4d67
MF		 1752011-12-03 Mike Frysinger <vapier@gentoo.org>
176
177 * aclocal.m4: New file.
178 * configure: Regenerate.
179
9c082ca8
MF		 1802011-10-17 Mike Frysinger <vapier@gentoo.org>
181
182 * configure.ac: Change include to common/acinclude.m4.
183
6ffe910a
MF		 1842011-10-17 Mike Frysinger <vapier@gentoo.org>
185
186 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
187 call. Replace common.m4 include with SIM_AC_COMMON.
188 * configure: Regenerate.
189
af9f7da7
MF		 1902011-04-16 Mike Frysinger <vapier@gentoo.org>
191
192 * interp.c (sim_complete_command): New stub function.
193
5558e7e6
MF		 1942010-04-14 Mike Frysinger <vapier@gentoo.org>
195
196 * interp.c (sim_write): Add const to buffer arg.
197
22e041e2
MM		 1982010-01-12 Masaki Muranaka <monaka@monami-software.com>
199
200 * interp.c: Don't include sysdep.h.
201 Include stdio.h and errno.h.
202 Include string.h strings.h stdlib.h sys/stat.h if present.
203
3725885a
RW		 2042010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
205
206 * configure: Regenerate.
207
d6416cdc
RW		 2082009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
209
81ecdfbb
RW		 210 * config.in: Regenerate.
211 * configure: Likewise.
212
d6416cdc
RW		 213 * configure: Regenerate.
214
b5bd9624
HPN		 2152008-07-11 Hans-Peter Nilsson <hp@axis.com>
216
217 * configure: Regenerate to track ../common/common.m4 changes.
218 * config.in: Ditto.
219
6efef468
JM		 2202008-06-06 Vladimir Prus <vladimir@codesourcery.com>
221 Daniel Jacobowitz <dan@codesourcery.com>
222 Joseph Myers <joseph@codesourcery.com>
223
224 * configure: Regenerate.
225
f3876f69
AS		 2262008-02-04 Antony King <antony.king@st.com>
227
228 * interp.c (macl): Fix non-portable implementation.
229
4d439271
DP		 2302007-10-08 Andrew Stubbs <andrew.stubbs@st.com>
231
232 * gencode.c (tab): Add RAISE_EXCEPTION_IF_IN_DELAY_SLOT to the
233 definition of PC relative 'mov.l'/'mov.w' and also 'mova'.
234
6a1754a3
DJ		 2352007-03-02 Andrew Stubbs <andrew.stubbs@st.com>
236
237 * gencode.c (tab): Correct pre-decrement instructions when m == n.
238
edc5d9ec
HPN		 2392006-12-21 Hans-Peter Nilsson <hp@axis.com>
240
241 * acconfig.h: Remove.
242 * config.in: Regenerate.
243
e85e3205
RE		 2442006-06-13 Richard Earnshaw <rearnsha@arm.com>
245
246 * configure: Regenerated.
247
2f0122dc
DJ		 2482006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
249
250 * configure: Regenerated.
251
20e95c23
DJ		 2522006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
253
254 * configure: Regenerated.
255
72a37d8d
AS		 2562005-11-10 Andrew Stubbs <andrew.stubbs@st.com>
257
258 * interp.c (sim_memory_size): Use same amount of memory on Windows as
259 elsewhere.
260
6a8492b5
JR		 2612005-09-19 J"orn Rennecke <joern.rennecke@st.com>
262
263 * interp.c (<sys/mman.h>): Include.
264 (mcalloc): New function / macro.
265 (mfree): New macro.
266 (sim_size): Use mcalloc and mfree.
267
63bee803
JR		 2682005-08-02 J"orn Rennecke <joern.rennecke@st.com>
269
270 * interp.c (strswaplen): Add one for '\0' delimiter.
271
195b8a57
DJ		 2722005-06-16 Daniel Jacobowitz <dan@codesourcery.com>
273
274 * gencode.c (tab): Avoid lvalue casts. Suggested by
275 Ralf Corsepius <ralf.corsepius@rtems.org>.
276
53f541af
JL		 2772005-04-12 Jonathan Larmour <jifl@eCosCentric.com>
278
279 * gencode.c (tab): Avoid inserting code before variables all declared.
280
2b193c4a
MK		 2812005-03-23 Mark Kettenis <kettenis@gnu.org>
282
283 * configure: Regenerate.
284
35695fd6
AC		 2852005-01-14 Andrew Cagney <cagney@gnu.org>
286
287 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
288 explicit call to AC_CONFIG_HEADER.
289 * configure: Regenerate.
290
f0569246
AC		 2912005-01-12 Andrew Cagney <cagney@gnu.org>
292
293 * configure.ac: Update to use ../common/common.m4.
294 * configure: Re-generate.
295
38f48d72
AC		 2962005-01-11 Andrew Cagney <cagney@localhost.localdomain>
297
298 * configure: Regenerated to track ../common/aclocal.m4 changes.
299
b7026657
AC		 3002005-01-07 Andrew Cagney <cagney@gnu.org>
301
302 * configure.ac: Rename configure.in, require autoconf 2.59.
303 * configure: Re-generate.
304
379832de
HPN		 3052004-12-08 Hans-Peter Nilsson <hp@axis.com>
306
307 * configure: Regenerate for ../common/aclocal.m4 update.
308
ae0a84af
CV		 3092004-09-08 DJ Delorie <dj@redhat.com>
310
311 Commited by Corinna Vinschen <vinschen@redhat.com>
312 * gencode.c (movua.l): Compensate for endianness.
313
3142004-09-08 Corinna Vinschen <vinschen@redhat.com>
315
316 * interp.c (RAISE_EXCEPTION_IF_IN_DELAY_SLOT): New macro.
317 (in_delay_slot): New flag variable.
318 (Delay_Slot): Set in_delay_slot.
319 (sim_resume): Reset in_delay_slot after leaving code switch.
320 * gencode.c (op tab): Call RAISE_EXCEPTION_IF_IN_DELAY_SLOT for all
321 instructions not allowed in delay slots.
322
3232004-09-08 Michael Snyder <msnyder@redhat.com>
324
325 Commited by Corinna Vinschen <vinschen@redhat.com>
326 Introduce SH2a support.
327 * interp.c: Change type of jump table to short. Add various macros.
328 (sim_load): Save the bfd machine code.
329 (sim_create_inferior): Ditto.
330 (union saved_state_type): Add tbr, ibnr and ibcr registers.
331 Move bfd_mach to end of struct. Add regstack pointer.
332 (init_dsp): Don't swap contents of sh_dsp_table any more. Instead
333 use it directly in its own switch statement. Allocate space for 512
334 register banks.
335 (do_long_move_insn): New function.
336 (do_blog_insn): Ditto.
337 (trap): Use trap #13 and trap #14 to set ibnr and ibcr.
338 * gencode.c: Move movx/movy insns into separate switch statement.
339 (op tab): Add sh2a insns. Reject instructions that are disabled
340 on that chip.
341 (gensim_caselist): Generate default case here instead of in caller.
342 (gensim): Generate two separate switch statements. Call
343 gensim_caselist once for each (for movsxy_tab and for tab).
344 Add tokens for r15 and multiple regs.
345 (conflict_warn, warn_conflicts): Add for debugging.
346
a134f341
JR		 3472004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
348
349 * gencode.c (tab): For shad snd shld, fix result for
350 (op1 < 0 && shift_amount == 0).
351
915213a4
MS		 3522004-02-02 Michael Snyder <msnyder@redhat.com>
353
354 * gencode.c (movua.l): Set thislock to 0, not n.
355
3e511797
MS		 3562004-02-12 Michael Snyder <msnyder@redhat.com>
357
358 * gencode.c (table): Change from char to short.
359 (dumptable): Change generated table from char to short.
360 * interp.c (sh_jump_table, sh_dsp_table, ppi_table): char to short.
361 (init_dsp): Compute size of sh_dsp_table.
362 (sim_resume): Change jump_table from char to short.
363
4ae0cff4
MS		 3642004-01-27 Michael Snyder <msnyder@redhat.com>
365
0145ab2e
MS		 366 * gencode.c: (op tab): Some refs and defs fixes.
367 "fsrra" -> "fsrra <FREG_N>".
368 "sleep": replace array ref with array addr.
369 "trapa": ditto.
370 Comment and whitespace clean-ups.
4ae0cff4 371
86bc60eb
MS		 3722004-01-07 Michael Snyder <msnyder@redhat.com>
373
87acb4a7
MS		 374 * gencode.c: Whitespace cleanup.
375 * interp.c: Ditto.
376
86bc60eb
MS		 377 * gencode.c: Replace 'Hitachi' with 'Renesas'.
378 (op tab): Add new instructions for sh4a, DBR, SBR.
379 (expand_opcode): Add handling for new movxy combinations.
380 (gensym_caselist): Ditto.
381 (expand_ppi_movxy): Remove movx/movy expansions,
382 now handled in expand_opcode.
383 (gensym): Add some helpful macros.
384 (expand_ppi_code): Flatten loop for simplicity, tweak for 12-bit
385 instead of 8-bit table (some insns are ambiguous to 8 bits).
386 (ppi_gensim, main): Generate 12-bit instead of 8-bit ppi table.
387
388 * interp.c: Replace 'Hitachi' with 'Renesas'.
389 (union saved_state_type): Add dbr, sgr, ldst.
390 (get_loop_bounds_ext): New function.
391 (init_dsp): Add bfd_mach_sh4al_dsp.
392 (sim_resume): Handle extended loop bounds.
393
673fc5d0
MS		 3942003-12-18 Michael Snyder <msnyder@redhat.com>
395
396 * gencode.c (expand_opcode): Simplify and reorganize.
397 Eliminate "shift" parameter. Eliminate "4 bits at a time"
398 assumption. Flatten switch statement to a single level.
399 Add "eeee" token for even-numbered registers.
400 (bton): Delete.
401 (fsca): Use "eeee" token.
402 (ppi_moves): Rename to "expand_ppi_movxy". Do the ddt
403 [movx/movy] expansion here, as well as the ppi expansion.
404 (gensim_caselist): Accept 'eeee' along with 'nnnn'.
405
794cd17b
JR		 4062003-11-03 J"orn Rennecke <joern.rennecke@superh.com>
407
408 * interp.c (fsca_s, fsrra_s): New functions.
409 * gencode.c (tab): Add entries for fsca and fsrra.
410 (expand_opcode): Allow variable length n / m fields.
411
8822d001
JR		 4122003-10-15 J"orn Rennecke <joern.rennecke@superh.com>
413
414 * syscall.h (SYS_truncate, SYS_ftruncate): Define.
415 * interp.c (trap): Add support for SYS_ftruncate and SYS_truncate.
416
d1789ace
MS		 4172003-08-11 Shrinivas Atre <shrinivasa@KPITCummins.com>
418 * sim/sh/gencode.c ( tab[] ): Addition of MAC.L handler and
419 correction for MAC.W handler
420 * sim/sh/interp.c ( macl ): New Function. Implementation of
421 MAC.L handler.
422
240f98d3
MS		 4232003-08-07 Michael Snyder <msnyder@redhat.com>
424
425 * gencode.c (expand_ppi_code): Comment spelling fix.
426
437b0e60
MS		 4272003-07-25 Michael Snyder <msnyder@redhat.com>
428
429 * gencode.c (pshl): Change < to <= (shift by 16 is allowed).
430 Cast argument of >> to unsigned to prevent sign extension.
431 (psha): Change < to <= (shift by 32 is allowed).
432
32fcda6a
MS		 4332003-07-24 Michael Snyder <msnyder@redhat.com>
434
435 * gencode.c: Fix typo in comment.
436
e343a93a
MS		 4372003-07-23 Michael Snyder <msnyder@redhat.com>
438
439 * gencode.c: A few more fix-ups of refs and defs.
440 (frchg): Raise SIGILL if in double-precision mode.
441 (ldtlb): We don't simulate cache, so this is a no-op.
442 (movsxy_tab): Correct a few bit pattern errors.
443
c13a4caa
MS		 4442003-07-09 Michael Snyder <msnyder@redhat.com>
445
1b606171 446 * gencode.c (prnd): Clear LSW of result to zeros.
fcfae95c 447 * gencode.c (pmuls): Expression is mis-parenthesized.
c13a4caa
MS		 448 * gencode.c (ppi_gensim): For a conditional ppi insn, if the
449 condition is false, we want to return (not break). A break
450 will take us to the end of the function where registers will
451 be updated, whereas the desired outcome is for nothing to change.
452
e53a5a69
MS		 4532003-07-03 Michael Snyder <msnyder@redhat.com>
454
455 * gencode.c (movs): Fix a couple of text transpositions.
456
15dee5d5
MS		 4572003-06-27 Michael Snyder <msnyder@redhat.com>
458
b939d772
MS		 459 * gencode.c (op tab): Some fix-ups of refs and defs.
460 (ocbi, ocbp): Cache not simulated, but may cause memory fault.
461 (gensym_caselist): Add default case to switch statement.
462 (expand_ppi_code): Add default case to switch statement.
d2f18ae4 463 * gencode.c (op tab): Implement movca.l.
9e1d0fc1 464 * gencode.c (op movsxy_tab): Fix an error in the bit pattern.
15dee5d5
MS		 465 * gencode.c (gensim_caselist): The movy instructions use
466 registers R6 and R7 (not R4 and R5 like the movx insns).
467
8dc30ef7
MS		 4682003-06-27 Michael Snyder <msnyder@redhat.com>
469
0b282859
MS		 470 * gencode.c (op movsxy_tab): Fix up some copy/paste errors
471 in name: s/REG_x/REG_y/.
472
8dc30ef7
MS		 473 * gencode.c (op tab): Move misplaced semicolon.
474
6b4a8935
AC		 4752003-02-27 Andrew Cagney <cagney@redhat.com>
476
477 * interp.c (init_dsp, sim_open, sim_create_inferior): Rename _bfd
478 to bfd.
479
fd8f4948
JR		 480Fri Oct 11 16:22:28 2002 J"orn Rennecke <joern.rennecke@superh.com>
481
482 * interp.c (trap): Return int. Take extra parameter for address
483 of the trap instruction. Changed all callers.
484 Add case 33 for profiling.
485 * gencode.c (trapa): Handle trap 33 using the trap function.
486 Add read of vector for generic traps.
487
2f14585c
JR		 488Wed Jul 17 19:36:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
489
490 * Makefile.in (interp.o): Depend on $(srcroot)/include/gdb/sim-sh.h.
491 * interp.c: Include "gdb/sim-sh.h".
492 (sim_store_register, sim_fetch_register): Use constants defined there.
493
dc9feb5c
JR		 494Tue Jun 18 16:53:11 2002 J"orn Rennecke <joern.rennecke@superh.com>
495
496 * interp.c (sim_resume): Fix setting of bus error for
497 instruction fetch.
498
c8cca39f
AC		 4992002-06-16 Andrew Cagney <ac131313@redhat.com>
500
501 * configure: Regenerated to track ../common/aclocal.m4 changes.
502
3c25f8c7
AC		 5032002-06-08 Andrew Cagney <cagney@redhat.com>
504
505 * interp.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
506
de0492b6
AO		 5072001-01-30 Ben Elliston <bje@redhat.com>
508
509 * interp.c (sim_create_inferior): Record program arguments for
510 later inspection by the trap handler.
511 (count_argc): New function.
512 (prog_argv): Declare static.
513 (sim_write): Declare.
514 (trap): Implement argc, argnlen and argn system calls. Do not
515 abort on unknown system calls--simply return -1.
516 * syscall.h (SYS_argc, SYS_argnlen, SYS_argn): Define.
517
55406459
AO		 5182001-01-24 Alexandre Oliva <aoliva@redhat.com>
519
520 * interp.c (trap): Implement time.
521
8f1e3ff5
BE		 5222000-10-24 Ben Elliston <bje@redhat.com>
523
524 * gencode.c (tab): Delimit strings with commas where applicable.
525
eb2d80b4
AC		 526Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
527
528 * configure: Regenerated to track ../common/aclocal.m4 changes.
529
63978407
JR		 530Mon May 15 22:04:51 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
531
532sh-dsp support, simulator speedup by using host byte order:
533
534 * Makefile.in (interp.o): Depends on ppi.c .
535 (ppi.c): New rule.
536 * gencode.c (printonmatch, think, genopc): Deleted.
537 (MAX_NR_STUFF): Now 42.
538 (tab): Add SH-DSP CPU instructions.
539 Amalgamate ldc / stc / lds / sts instructions with similar
540 bit patterns. Fix opcodes of stc Rm_BANK,@-<REG_N>.
541 Fix semantics of lds.l @<REG_N>+,MACH (no sign extend).
542 (movsxy_tab): New array.
543 For movs, change MMMM field to GGGG, and mmmm field to MMMM.
544 Added entries for movx, movy and parallel processing insns.
545 (ppi_tab): New array.
546 (qfunc): Stabilize sort.
547 (expand_opcode): Handle [01][01]NN, [01][01]xx and [01][01]yy.
548 Handle 'M', 'G' 's' 'X', 'a', 'Y' and 'A'.
549 (dumptable): Now takes three arguments. Changed all callers.
550 Emit just one contigous jump table.
551 (filltable): Now takes an argument. Changed all callers.
552 Make index static.
553 (ppi_moves, expand_ppi_code, ppi_filltable, ppi_gensim): New functions.
554 (gensim_caselist): New function, broken out of gensim.
555 Handle opcode fields 'x', 'y', 's', 'M', 'G', 'X', 'a', and 'Y'.
556 Handle ref '9'.
557 (gensim): Handle 'N' in code field and '8' in refs field.
558 Call gensim_caselist - twice.
559 (ppi_index): New static variable.
560 (main): Unsupport default action.
561 Add dsp support for -x / -s option. Add -p option.
562 * interp.c (sh_jump_table, sh_dsp_table, ppi_table): Declare.
563 (saved_state_type): Rearrange to allow amalgamated ldc / stc /
564 lds / sts to work efficiently.
565 (target_dsp): New static variable.
566 (GBR, VBR, SSR, SPC, MACH, MACL): Reflect saved_state_type change.
567 (FPUL, Rn_BANK, SET_Rn_BANK, M, Q, S, T, SR_BL, SR_RB): Likewise.
568 (SR_MD, SR_RC, SET_SR_BIT, GET_SR, SET_RC, GET_FPSCR): Likewise.
569 (RS, RE, MOD, MOD_ME, DSP_R): Likewise.
570 (set_fpscr1): Likewise. Use target_dsp to check for dsp.
571 (MOD_MSi, SIG_BUS_FETCH): Deleted.
572 (CREG, SREG, PR, SR_MASK_DMY, SR_MASK_DMX, SR_DMY): New macros.
573 (SR_DMX, DSR, MOD_DELTA, GET_DSP_GRD): Likewise.
574 (SET_MOD): Reflect saved_state_type change. Set MOD_DELTA instead
575 of MOD_MS, and encode SR_DMY / SR_DMX into high word of MOD_ME.
576 (set_sr): Reflect saved_state_type change. Fix SR_RB handling.
577 Use SET_MOD.
578 (MA, L, TL, TB): Now controlled by ACE_FAST.
579 (SEXT32): Just cast to int.
580 (SIGN32): Fixed to only shift by 31.
581 (CHECK_INSN_PTR): SIGBUS at insn fetch now represented by insn_end 0.
582 (ppi_insn): Declare.
583 (ppi.c): Include.
584 (init_dsp): Set target_dsp. When it changes, switch end of
585 sh_jump_table with sh_dsp_table.
586 (sim_resume) Don't declare sh_jump_table0. Use sh_jump_table instead.
587 Don't Declare PR if it's #defined.
588 Fix single-stepping (Was broken in Mar 6 16:59:10 patch).
589 (sim_store_register, sim_read_register): Translate accesses to
590 reflect saved_state_type change.
591
592 * interp.c (set_sr): Set sr.
593 (SET_RC, MOD, MOD_MS, MOD_ME, SET_MOD, MOD_MS, MOD_ME): New macros.
594 (set_fpscr1): Don't bank-switch fpu registers when simulating sh-dsp.
595 (DSP_R): Fix definition.
596 (sim_resume): Remove outdated SET_SR use.
597
598 * interp.c (saved_state): New members for struct member asregs:
599 rs, re, insn_end, xram_start, yram_start.
600 (struct loop_bounds): New struct.
601 (SKIP_INSN): New macro.
602 (get_loop_bounds): New function.
603 (endianw): Renamed to global_endianw.
604 (maskw): negated bits.
605 (PC): Now insn_ptr.
606 (SR_MASK_RC, SR_RC_INCREMENT, SR_RC, RAISE_EXCEPTION): New macros.
607 (RS, RE, DSP_R, DSP_GRD, A1, A0, X0, X1, Y0, Y1, M0, A1G): Likewise.
608 (M1, A0G, RIAT, PT2H, PH2T, SET_NIP, CHECK_INSN_PTR): Likewise.
609 (SIG_BUS_FETCH): Likewise
610 (raise_exception, riat_fast): New functions.
611 (raise_buserror, sim_stop): Use raise_exception.
612 (PROCESS_SPECIAL_ADDRESS): Use xram_start / yram_start.
613 (BUSERROR, WRITE_BUSERROR, READ_BUSERROR):
614 Reverse sense of mask argument.
615 (FP_OP, set_dr): Use RAISE_EXCEPTION.
616 (wlat_fast, wwat_fast, wbat_fast, rlat_fast, rwat_fast, rbat_fast):
617 Declare. Remove redundant masking.
618 (wwat_fast, rwat_fast): Add argument endianw. Changed callers.
619 (MA): Updated for change pc -> PC.
620 (Delay_Slot): Use RIAT.
621 (empty): Deleted.
622 (trap): Remove argument little_endian. Add argument endianw.
623 Changed all callers. Use raise_exception.
624 (macw): Add argument endainw. Changed all callers.
625 (init_dsp): New function, extended after broken out of init_pointers.
626 (sim_resume): Replace pc with insn_ptr. Replace little_endian with
627 endianw. Replace nia with nip. Reverse sense of maskb / maskw /
628 maskl. Implement logic for zero-overhead loops. Don't try to
629 interpret garbage when getting a SIGBUS at insn fetch.
630 (sim_open): Call init_dsp.
631 * gencode.c (tab): Use SET_NIP instead of nia = . Use PH2T / PT2H /
632 RAISE_EXCEPTION where appropriate.
633 Add extra cycles for brai, braf , bsr, bsrf, jmp, jsr.
634
635 * interp.c (sim_store_register, sim_fetch_register):
636 Do proper endianness switch.
637
638 * interp.c (saved_state_type): New members for struct member asregs:
639 xymem_select, xmem, ymem, xmem_offset, ymem_offset.
640 (special_address): Delete.
641 (BUSERROR): Now a two-argument predicate.
642 (PROCESS_SPECIAL_ADDRESS, WRITE_BUSERROR, READ_BUSERROR): New macros.
643 (wlat_little, wwat_little, wbat_any, wlat_big, wwat_big): Delete.
644 (process_wlat_addr, process_wwat_addr): New functions.
645 (process_wbat_addr, process_rlat_addr, process_rwat_addr): Likewise.
646 (process_rbat_addr): Likewise.
647 (wlat_fast, wwat_fast, wbat_fast): Use WRITE_BUSERROR.
648 (rlat_little, rwat_little, rbat_any, rlat_big, rwat_big): Delete.
649 (rlat_fast, rwat_fast, rbat_fast): Use READ_BUSERROR.
650 (RWAT, RLAT, RBAT, WWAT, WLAT, WBAT): Delete SLOW versions.
651 (do_rdat, trap): Delete SLOW code.
652 (SEXT32, SIGN32): New macros.
653 (swap, swap16): Now integer in - integer out. Changed all callers.
654 (strswaplen, strnswap): Delete SLOW versions.
655 (init_pointers): Initialize dsp memory selection (preliminary).
656 (sim_store_register, sim_fetch_register): Use swap instead of
657 big / little endian read / write functions.
658
659 * interp.c (maskl): Deleted.
660 (endianw, endianb): New variables.
661 (special_address): Now inline.
662 (bp_holder): Put raising of buserror there, rename to:
663 (raise_buserror).
664 (BUSERROR): Now yields a value. Changed all users.
665 (wbat_big): Delete.
666 (wlat_fast, wwat_fast, wbat_fast): New functions.
667 (rlat_fast, rwat_fast, rbat_fast): Likewise.
668 (RWAT, RLAT, RBAT, WWAT, WLAT, WBAT): Use new functions.
669 (do_rdat, do_wdat): Likewise. Take maskl argument instead of
670 little_endian one. Changed caller macros.
671 (swap, swap16): Use w[rw]lat_big / w[rw]lat_little directly.
672 (strswaplen, strnswap): New functions.
673 (trap): Use them to fix up endian mismatches;
674 disable SYS_execve and SYS_execv; fix double address translation for
675 SYS_pipe and SYS_stat.
676 (sym_write, sym_read): Add endianness translation.
677 (sym_store_register, sym_fetch_register): Add maskl local variable.
678 (sim_open): Set endianw and endianb.
679
d4f3574e
SS		 680Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
681
682 * configure: Regenerated to track ../common/aclocal.m4 changes.
683
104c1213
JM		 684Wed Aug 25 07:55:23 1999 Brendan Kehoe <brendan@cygnus.com>
685
686 * gencode.c (fcnvds <DR_N>,FPUL): Rewrite to use a local anonymous
687 union type, instead of casting to an int* then a float*.
688 (fcnvsd FPUL,<DR_N>): Likewise.
689 (flds <FREG_N>,FPUL): Likewise.
690 (fsts FPUL,<FREG_N>): Likewise.
691
cd0fc7c3
SS		 6921999-05-08 Felix Lee <flee@cygnus.com>
693
694 * configure: Regenerated to track ../common/aclocal.m4 changes.
695
7a292a7a
SS		 6961999-04-02 Keith Seitz <keiths@cygnus.com>
697
698 * interp.c (POLL_QUIT_INTERVAL): Define. Used to tweak the
699 frequency at which the poll_quit callback is called.
700 (sim_resume): Use POLL_QUIT_INTERVAL instead of a
701 hard-coded value.
702
c906108c
SS		 703Thu Sep 10 02:16:39 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
704
705 * interp.c (saved_state.asregs): Add new member pad_dummy.
706 (sim_store_register, sim_fetch_regsiter): Add 1 to rn for use
707 as index into saved_state.asints.
708
709Mon Jun 29 19:35:24 1998 Jason Molenda (crash@bugshack.cygnus.com)
710
711 * interp.c (sim_open): set endianness based on the ABFD if a -E
712 option is not present and we have an ABFD.
713
714Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
715
716 * configure: Regenerated to track ../common/aclocal.m4 changes.
717
718Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
719
720 * configure: Regenerated to track ../common/aclocal.m4 changes.
721 * config.in: Ditto.
722
723Sun Apr 26 15:19:48 1998 Tom Tromey <tromey@cygnus.com>
724
725 * acconfig.h: New file.
726 * configure.in: Reverted change of Apr 24; use sinclude again.
727
728Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
729
730 * configure: Regenerated to track ../common/aclocal.m4 changes.
731 * config.in: Ditto.
732
733Fri Apr 24 11:18:35 1998 Tom Tromey <tromey@cygnus.com>
734
735 * configure.in: Don't call sinclude.
736
737Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
738
739 * configure: Regenerated to track ../common/aclocal.m4 changes.
740
741Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
742
743 * configure: Regenerated to track ../common/aclocal.m4 changes.
744
745Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
746
747 * configure: Regenerated to track ../common/aclocal.m4 changes.
748
749Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
750
751 * configure: Regenerated to track ../common/aclocal.m4 changes.
752
753Tue Feb 17 12:49:44 1998 Andrew Cagney <cagney@b1.cygnus.com>
754
755 * interp.c (sim_fetch_register, sim_store_register): Pass in
756 length parameter. Return -1.
757
758Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
759
760 * configure: Regenerated to track ../common/aclocal.m4 changes.
761
762Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
763
764 * configure: Regenerated to track ../common/aclocal.m4 changes.
765
766Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
767
768 * configure: Regenerated to track ../common/aclocal.m4 changes.
769
770Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
771
772 * configure: Regenerated to track ../common/aclocal.m4 changes.
773 * config.in: Ditto.
774
775Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
776
777 * configure: Regenerated to track ../common/aclocal.m4 changes.
778
779Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
780
781 * interp.c (sim_load): Pass lma_p and sim_write args to
782 sim_load_file.
783
784Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
785
786 * configure: Regenerated to track ../common/aclocal.m4 changes.
787
788Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
789
790 * configure: Regenerated to track ../common/aclocal.m4 changes.
791
792Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
793
794 * configure: Regenerated to track ../common/aclocal.m4 changes.
795
796Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
797
798 * configure: Regenerated to track ../common/aclocal.m4 changes.
799
800Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
801
802 * configure: Regenerated to track ../common/aclocal.m4 changes.
803
804Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
805
806 * configure: Regenerated to track ../common/aclocal.m4 changes.
807
808Tue Sep 9 20:52:21 1997 Felix Lee <flee@cygnus.com>
809
810 * interp.c (sim_resume): poll_quit() at least once per call;
811 otherwise gdb can loop sim_resume() uninterruptably.
812
813Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
814
815 * configure: Regenerated to track ../common/aclocal.m4 changes.
816
817Tue Sep 2 13:15:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
818
819 * gencode.c (tab): Order instructions according to SH3 document.
820
821Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
822
823 * configure: Regenerated to track ../common/aclocal.m4 changes.
824 * config.in: Ditto.
825
826Tue Aug 26 10:41:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
827
828 * interp.c (sim_kill): Delete.
829 (sim_create_inferior): Add ABFD argument.
830 (sim_load): Move setting of PC from here.
831 (sim_create_inferior): To here.
832
833Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
834
835 * configure: Regenerated to track ../common/aclocal.m4 changes.
836 * config.in: Ditto.
837
838Mon Aug 25 16:17:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
839
840 * interp.c (sim_open): Add ABFD argument.
841
842Mon Jun 23 15:49:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
843
844 * interp.c (get_dr): Avoid SIGFPE by moving integers instead of
845 FP's around.
846 (set_dr): Ditto.
847
7a292a7a
SS		 848Mon Jun 23 15:02:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
849
850 * interp.c (XD, SET_XD): Delete.
851 (XF, SET_XF, XD_TO_XF): Define, move around registers in either
852 FP bank.
853
854 * gencode.c (fmov): Update.
855
c906108c
SS		 856Sun Jun 22 19:33:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
857
858 * interp.c (set_fpscr1): From J"orn Rennecke
859 <amylaar@cygnus.co.uk>, Fix typo. Ditto for comment.
860
7a292a7a
SS		 861Tue Aug 12 00:19:11 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
862
863 * interp.c (special_address): New function.
864 (BUSERROR): Call it. Added parameters bits_written and data.
865 Changed all callers.
866 * gencode.c (tab): Fixed ocbwb and pref.
867
868Fri Jun 20 22:03:18 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
869
870 * interp.c (do_wdat, do_wdat): Fix bug in register number calculation.
871
c906108c
SS		 872Thu Jun 19 00:28:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
873
874 * interp.c (sim_create_inferior): Clear registers each time an
875 inferior is started.
876
7a292a7a
SS		 877Mon Jun 16 14:01:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
878
879 * interp.c (*FP, FP_OP, FP_CMP, FP_UNARY): Provide a hook for
880 when a host doesn't support IEEE FP.
881 (*DP): Provide alternative definition that supports 64bit floating
882 point.
883 (target_little_endian): Combine little_endian and little_endian_p.
884 (saved_state_type): Make fpscr and sr simple integers.
885 (SET_FPSCR, GET_FPSCR): Use macros to update fpscr register.
886 (set_fpscr1): New function. Handle swapping when PR / FR bits
887 changed. Call via *_FPSCR macro.
888 (SET_SR*, GET_SR*): Use macro's to access the SR bits - avoids
889 endian problems.
890
891 * gencode.c (tab): Update.
892
c906108c
SS		 893Sun Jun 15 15:22:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
894
895 * gencode.c (main): Perform basic checks on tab entries.
896
897 * Makefile.in (gencode): Always compile with -g.
898
899Sat Jun 14 13:45:09 1997 Andrew Cagney <cagney@b1.cygnus.com>
900
901 * gencode.c (gensim): Move ref checking code to before `stuff'.
902 For branches with delay slots refs were not being checked.
903
904 * interp.c (sim_resume): Use nia to specify the next instruction
905 address instead of overloading pc.
906 (C): Delete definiton - refer to cycles directly.
907 (SEXT12): New macro - sign extend a 12 bit quantity.
908 (Delay_Slot): Rename from SL.
909
910 * gencode.c (tab): Update/simplify.
911
912 * gencode.c (gensim): Better formatting of output code.
913 (gensim): Replace 10 with constant MAX_NR_STUFF- define as 15.
914 (tab): Sort alphabetically. Break `stuff' into multiple lines.
915
916Fri Jun 13 22:10:13 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
917
918 * gencode.c (braf, bsrf): Fix branch destination calculation to
919 be in accordance with the documentation.
920
921Fri Jun 13 15:33:53 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
922
923 * interp.c (init_pointers): Fix little endian test.
924
7a292a7a
SS		 925Thu Jun 5 12:56:08 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
926
927 * interp.c (init_pointers): SH4 hardware is always WORDS_BIT_ENDIAN.
928 * gencode (fmov from/to memory): take endian_mismatch into account
929 for 32 bit moves too.
930
c906108c
SS		 931Wed May 28 23:42:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
932
933 * gencode.c (swap.b): Fix treatment of high word.
934
7a292a7a
SS		 935Wed May 28 23:42:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
936
937 * sh/gencode.c,
938 * interp.c: experimental SH4 support.
939 DFmode moves are probaly broken for target little endian.
940
c906108c
SS		 941Tue May 20 10:23:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
942
943 * interp.c (sim_open): Add callback argument.
944 (sim_set_callbacks): Delete SIM_DESC argument.
945
946Wed Apr 30 11:38:08 1997 Doug Evans <dje@canuck.cygnus.com>
947
948 * Makefile.in (SIM_EXTRA_CLEAN): Define.
949 (clean targets): Delete.
950 (sh-clean): New target.
951
952Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
953
954 * configure: Regenerated to track ../common/aclocal.m4 changes.
955
956Wed Apr 23 17:55:22 1997 Doug Evans <dje@canuck.cygnus.com>
957
958 * tconfig.in: New file.
959 * interp.c (sim_open): Handle missing arg to -E.
960
961Tue Apr 22 08:55:35 1997 Stu Grossman (grossman@critters.cygnus.com)
962
963 * Makefile.in: Add clean targets.
964
965Fri Apr 18 18:57:04 1997 Stu Grossman (grossman@critters.cygnus.com)
966
967 * interp.c: Include float.h and define SIGTRAP if _WIN32.
968 WIN32 -> _WIN32.
969 * (trap): Do do SYS_chown for _WIN32.
970
971Fri Apr 18 13:33:09 1997 Doug Evans <dje@canuck.cygnus.com>
972
973 * interp.c (sim_resume): Fix argument to poll_quit.
974
975Fri Apr 18 14:14:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
976
977 * interp.c (sim_stop): New function.
978 (sim_resume): Use poll_quit for polling.
979
980Thu Apr 17 03:32:04 1997 Doug Evans <dje@canuck.cygnus.com>
981
982 * Makefile.in (SIM_OBJS): Add sim-load.o.
983 * interp.c (target_byte_order): Delete.
984 (sim_kind, myname, little_endian_p): New static locals.
985 (init_pointers): Use little_endian_p instead of target_byte_order.
986 (sim_resume): Likewise.
987 (sim_open): Set sim_kind, myname. Set little_endian_p from -E arg.
988 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
989 load file into simulator. Set start address from bfd.
990 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
991
992Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
993
994 * configure: Regenerated to track ../common/aclocal.m4 changes.
995 * config.in: Ditto.
996
997Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
998
999 * interp.c (sim_open): New arg `kind'.
1000
1001 * configure: Regenerated to track ../common/aclocal.m4 changes.
1002
1003Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1004
1005 * configure: Regenerated to track ../common/aclocal.m4 changes.
1006
1007Wed Mar 19 09:34:36 1997 Fred Fish <fnf@cygnus.com>
1008
1009 * interp.c (sim_do_command): Check for NULL command or empty
1010 string and handle it the same as a "help" command. Use callback
1011 to print error message for unrecognized commands. Replace
1012 hardcoded tab in literal string with a \t. Other minor code
1013 cleanup.
1014
1015Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1016
1017 * configure: Regenerated to track ../common/aclocal.m4 changes.
1018
1019Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1020
1021 * configure: Re-generate.
1022
1023Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
1024
1025 * configure: Regenerate to track ../common/aclocal.m4 changes.
1026
1027Thu Mar 13 13:00:00 1997 Doug Evans <dje@canuck.cygnus.com>
1028
1029 * interp.c (sim_open): New SIM_DESC result. Argument is now
1030 in argv form.
1031 (other sim_*): New SIM_DESC argument.
1032
1033Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
1034
1035 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
1036 COMMON_{PRE,POST}_CONFIG_FRAG instead.
1037 * configure.in: sinclude ../common/aclocal.m4.
1038 * configure: Regenerated.
1039
1040Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
1041
1042 * configure configure.in Makefile.in: Update to new configure
1043 scheme which is more compatible with WinGDB builds.
1044 * configure.in: Improve comment on how to run autoconf.
1045 * configure: Re-run autoconf to get new ../common/aclocal.m4.
1046 * Makefile.in: Use autoconf substitution to install common
1047 makefile fragment.
1048
1049Wed Nov 20 02:04:32 1996 Doug Evans <dje@canuck.cygnus.com>
1050
1051 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
1052 (SIM_OBJS,SIM_EXTRA_LIBS): Define.
1053 * configure.in: Simplify using macros in ../common/aclocal.m4.
1054 Call AC_CHECK_HEADERS(unistd.h).
1055 * configure: Regenerated.
1056 * config.in: New file.
1057 * interp.c: #include "config.h". #include <unistd.h> if present.
1058 (trap): Fetch errno value with callback->get_errno.
1059
1060Tue Nov 12 13:34:00 1996 Dawn Perchik <dawn@cygnus.com>
1061
1062 * interp.c: Don't include windows polling code if inside simluator.
1063
1064Fri Sep 20 14:57:50 1996 Stan Shebs <shebs@andros.cygnus.com>
1065
1066 * interp.c: Minor formatting improvements.
1067 (saved_state_type): Add bank registers.
1068 (bp_holder): New function, use to break on when debugging BUSERROR.
1069 (BUSERROR): Call it if bus error occurs.
1070
1071Wed Jun 26 12:29:22 1996 Jason Molenda (crash@godzilla.cygnus.co.jp)
1072
1073 * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
1074 INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
1075 (docdir): Removed.
1076 * configure.in (AC_PREREQ): autoconf 2.5 or higher.
1077 (AC_PROG_INSTALL): Added.
1078 * configure: Rebuilt.
1079
1080Thu May 16 15:44:29 1996 Ian Lance Taylor <ian@cygnus.com>
1081
1082 * interp.c (saved_state_type): Add memstalls field.
1083 (MA) Define macro.
1084 (sim_resume): New local variable memstalls. Add it back in to
1085 saved_state at the end of the function.
1086 (sim_info): Report memstalls.
1087 * gencode.c (tab): Add MA() to the execution string of all
1088 instructions which access memory.
1089
1090Wed Feb 21 12:16:41 1996 Ian Lance Taylor <ian@cygnus.com>
1091
1092 * configure: Regenerate with autoconf 2.7.
1093
1094Tue Dec 5 16:38:55 1995 Stu Grossman (grossman@cygnus.com)
1095
1096 * gencode.c (mac.l): Don't abort GDB if executing mac.l
1097 instruction (which is unimplemented). Generate a SIGTRAP (in the
1098 simulated target) instead.
1099
1100Mon Dec 4 12:22:24 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1101
1102 * gencode.c (tab): Added several sh3 opcodes.
1103 (think): Added printonmatch for A_SSR and A_SPC.
1104 * interp.c (SSR, SPC): Added definitions.
1105 (saved_state_type): Added ssr and spc registers.
1106
1107Wed Nov 29 12:39:27 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1108
1109 * gencode.c (tab): In shad/shld definitions, negate R[m] before
1110 the and operation instead of after. For shad delete cast. For shld
1111 use UR instead of R and delete cast.
1112
1113Fri Nov 17 12:48:55 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1114
1115 * gencode.c (tab): Add explicit NaN support for ftrc instruction.
1116
1117Wed Nov 15 11:25:27 1995 Stu Grossman (grossman@cygnus.com)
1118
1119 * interp.c: Make target_byte_order be extern to prevent SGI cc from
1120 issuing warnings about the use of common symbols.
1121
1122Tue Nov 14 15:19:43 1995 Stu Grossman (grossman@cygnus.com)
1123
1124 * gencode.c: jsr, bsr and bsrf actually save pc+4 in pr, and rts
1125 actually uses pr+0.
1126
1127Sat Oct 21 13:01:18 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1128
1129 * sh/interp.c (sim_stop_reason): Catch SIGQUIT and indicate
1130 program exited.
1131 (sim_get_quit_code): Delete.
1132
1133 * gencode.c (gensim): Indicate SIGILL instead of calling abort for
1134 default case.
1135
1136Mon Oct 16 18:24:03 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1137
1138 * interp.c (saved_state_type): Move FP registers to immediately
1139 after SR.
1140
1141Tue Oct 10 11:12:15 1995 Fred Fish <fnf@cygnus.com>
1142
1143 * Makefile.in (BISON): Remove macro.
1144
1145Fri Oct 6 12:08:18 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1146
1147 * interp.c (trap, case SYS_utime): Cast second arg of utime to
1148 void * to avoid compiler error.
1149
1150 * interp.c (callback): Remove last change. It is initialized by
1151 a sim_set_callbacks call.
1152
1153Thu Oct 5 14:13:29 1995 steve chamberlain <sac@slash.cygnus.com>
1154
1155 * interp.c (callback): Initialize to default callback.
1156
1157Thu Sep 28 15:26:59 1995 steve chamberlain <sac@slash.cygnus.com>
1158
1159 * run.c: Moved to ../common.
1160 * interp.c (trap): Use gdb's callback interface.
1161 * Makefile.in: Updated.
1162
1163Wed Sep 20 13:35:13 1995 Ian Lance Taylor <ian@cygnus.com>
1164
1165 * Makefile.in (maintainer-clean): New synonym for realclean.
1166
1167Wed Sep 20 09:51:50 1995 steve chamberlain <sac@slash.cygnus.com>
1168
1169 * run.c (sim_callback_write_stdout): New.
1170 * interp.c (trap): Call sim_callback_write_stdout when needed.
1171
1172Mon Sep 18 18:42:27 1995 steve chamberlain <sac@slash.cygnus.com>
1173
1174 * interp.c (trap): Remove useless code.
1175
1176Fri Sep 15 19:30:05 1995 steve chamberlain <sac@slash.cygnus.com>
1177
1178 * syscall.h: Copy from newlib.
1179
1180Thu Sep 14 19:32:59 1995 Stu Grossman (grossman@cygnus.com)
1181
1182 * gencode.c: Back up PC by 2 for breakpoints.
1183 * interp.c: Move fp regs beyond pc/pr/etc to avoid confusing GDB,
fcb38129 1184 which expect pc to immediately follow regs[].
c906108c
SS		 1185
1186Fri Sep 8 14:18:13 1995 Ian Lance Taylor <ian@cygnus.com>
1187
1188 * configure.in: Define CC_FOR_BUILD. Don't call AC_PROG_INSTALL.
1189 * configure: Rebuild.
1190 * Makefile.in (INSTALL): Revert to using install.sh.
1191 (INSTALL_PROGRAM, INSTALL_DATA): Set to $(INSTALL).
1192 (INSTALL_XFORM, INSTALL_XFORM1): Restore.
1193 (CC_FOR_BUILD): Restore.
1194 (gencode): Build using $(CC_FOR_BUILD).
1195 (install): Don't install in $(tooldir).
1196
1197Thu Sep 7 15:02:31 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1198
1199 (Try to) Update to new bfd autoconf scheme.
1200 * run.c: Don't include sysdep.h.
1201 * Makefile.in (INSTALL{,_PROGRAM,_DATA}): Use autoconf computed value.
1202 (CC, CFLAGS, AR, RANLIB): Likewise.
1203 (HDEFINES, TDEFINES): Define.
1204 (CC_FOR_BUILD): Delete.
1205 (host_makefile_frag): Delete.
1206 (Makefile): Don't depend on frags.
1207 * configure.in (sysdep.h): Don't create symlink.
1208 (host_makefile_frag, frags): Deleted.
1209 (CC, CFLAGS, AR, RANLIB, INSTALL): Compute values.
1210 * configure: Regenerated.
1211
1212Thu Aug 31 12:39:07 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1213
1214 * interp.c: Include <math.h>.
1215
1216Wed Aug 30 22:05:17 1995 Jeff Law (law@snake.cs.utah.edu)
1217
1218 * Makefile.in (run): Link in math library too.
1219 * gencode.c (gensim): abort if an unknown opcode is encountered.
1220 * interp.c (FPSCR, FPUL): Define.
1221 (struct save_state): Add fields for floating point registers,
1222 FPSCR and FPUL.
1223 (sim_resume): Add 'F' for accessing floating point registers
1224 in the save state structure.
1225 * gencode.c: Add sh3e opcodes.
1226 (gensym): Define a buffer for int<->fp conversions.
1227
1228Tue Aug 22 14:16:46 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1229
1230 * interp.c (trap): Use trap vector 34 for host system interface.
1231 * gencode.c: Add 34 to conditional which determines which traps
1232 will be handled by simulator.
1233
1234Fri Aug 11 17:59:15 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1235
1236 * run.c: Include <signal.h>. Define SIGQUIT if not defined.
1237 (main): New variables reason and sigrc. After simulator exits,
1238 check to see if it exited because of a signal, and if so, then
1239 use the signal number as the return value.
1240
1241Thu Aug 3 10:45:37 1995 Fred Fish <fnf@cygnus.com>
1242
1243 * Update all FSF addresses except those in COPYING* files.
1244
1245Tue Jul 18 23:33:10 1995 Fred Fish <fnf@fishbowl>
1246
1247 * interp.c (trap): Only use SYS_execv if defined. Might be
1248 implemented as execve(arg1,arg2,0), as with Unixware 2.0.
1249 (sim_resume): In sbit initializer, cast shifted arg to unsigned
1250 to avoid signed integer overflow.
1251
1252Wed Jul 5 14:32:54 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1253
1254 * Makefile.in (clean): Remove run, libsim.a.
1255 (distclean, mostlyclean, realclean): Remove Makefile and
1256 autoconf files.
1257
1258 * sh.mt: Removed.
1259
1260 * Makefile.in, configure.in: converted to autoconf.
1261 * configure: New file, generated with autconf 2.4.
1262
1263Fri Jun 30 16:51:38 1995 Stan Shebs <shebs@andros.cygnus.com>
1264
1265 * interp.c (sim_open): If argument supplied, interpret as
1266 desired memory size.
1267 (parse_and_set_memory_size): New function.
1268 (sim_do_command): New function.
1269
1270Thu Jun 29 10:02:28 1995 Fred Fish <fnf@deneb.cygnus.com>
1271
1272 * interp.c (SYS_wait): Define as SYS_wait4 if available and
1273 SYS_wait is not already defined (SunOS 4.1.3 for example).
1274 (SYS_utime): Define as SYS_utimes if available and
1275 SYS_utime is not already defined.
1276
1277Thu Jun 22 17:25:57 1995 Steve Chamberlain <sac@slash.cygnus.com>
1278
1279 * interp.c: Don't include sys/times.h or sys/param.h
1280
1281Wed Jun 21 15:03:49 1995 Steve Chamberlain <sac@slash.cygnus.com>
1282
1283 * interp.c (SIGBUS, SIGTERM): Define if not.
1284 (sim_memory_size): default to 2^19 on PCs.
1285 (sim_resume): Poll for quits on win32.
1286
1287Wed May 24 16:22:48 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1288
1289 * gencode.c (op_tab): Add SH3 support.
1290
1291Wed May 24 14:07:11 1995 Steve Chamberlain <sac@slash.cygnus.com>
1292
1293 * gencode.c (tab): Add bsrf and braf.
1294
1295Mon Apr 24 15:09:49 1995 Jason Molenda (crash@cygnus.com)
1296
1297 * configure.in: use ../../bfd/hosts/std-host.h, not
1298 ../bfd/hosts/std-host.h (which doesn't exist).
1299
1300Mon Mar 27 10:32:34 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1301
1302 * run.c: parse arguments with getopt().
1303
1304Sun Feb 26 15:27:24 1995 Steve Chamberlain <sac@cygnus.com>
1305
1306 * configure.in: Use ../../bfd/hosts/std-host.h if specific
1307 host unavailable.
1308
1309Mon Jan 23 16:10:58 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1310
1311 * interp.c (macw): Sign extend MACH at bit 10 for non-saturating case.
1312
1313Sun Jan 22 13:55:36 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1314
1315 * gencode.c (op_tab): Make MAC.W call macw, not abort.
1316 * interp.c (macw): New function.
1317 (S): New #define.
1318
1319Sat Jan 21 15:52:30 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1320
1321 * gencode.c (op_tab): New code for ADDV and SUBV.
1322 Make MAC.L abort sicne it is not implemented.
1323
1324 * interp.c (dmul): Handle the signed case by adjusting after unsigned multiply.
1325 Get rid of __GNUC__ conditional.
1326
1327aThu Jan 19 05:50:50 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1328
1329 * gencode.c (op_tab): Also replace NEGC, and try again with SUBC.
1330 Change ADDC for symmetry.
1331
1332 * gencode.c (op_tab): Replace code for ADDC and SUBC.
1333
1334Mon Jan 9 15:43:53 1995 Stu Grossman (grossman@cygnus.com)
1335
1336 * interp.c: Remove def of INLINE. This comes from bfd.h. Also,
1337 declare IOMEM before using it.
1338
1339Wed Dec 28 21:25:31 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1340
1341 * interp.c (BUSERROR): New macro.
1342 ([r|w][bwl]at[little|big]) New functions.
1343 (sim_resume): If GO32 check for interrupt every now
1344 and again. Decrement PC if SIGBUS seen.
1345 * run.c (main): Return result of simulated _exit.
1346
1347Mon Dec 5 21:59:51 1994 Doug Evans <dje@canuck.cygnus.com>
1348
1349 * Makefile.in (gencode): Allow build in different directory.
1350
1351Wed Nov 30 17:47:13 1994 Jim Wilson <wilson@chestnut.cygnus.com>
1352
1353 * Makefile.in (gencode): Change $< to gencode.c for portability.
1354
1355Wed Nov 23 21:31:55 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1356
1357 * interp.c ([wr][bwl]at): New functions.
1358 (trap): Cope with both byte modes.
1359
1360Thu Sep 8 17:35:07 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1361
1362 * gencode.c (tab): Simulate T bit after a negc insn right.
1363 * interp.c (RSBAT): Sign extend the arg.
1364 (ACE_FAST): New macro.
1365 (sim_resume): Remove obsolete test of sim_timeout.
1366
1367Fri Aug 5 14:12:31 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1368
1369 * interp.c (IOMEM): New function, simulates very basic I/O area of
1370 the SH.
1371 (WBAT, RBAT) : Call I/O functions.
1372 * gencode.c (tab): Special case trapa #3.
1373
1374Mon Jun 27 18:04:54 1994 Steve Chamberlain (sac@cirdan.cygnus.com)
1375
1376 * run.c (main): Specify the file type again.
1377
1378Thu May 26 19:04:37 1994 Steve Chamberlain (sac@thepub.cygnus.com)
1379
1380 * interp.c (trap): Fix irix incompatibility.
1381 * run.c (main): open without specifying file type.
1382
1383Wed May 18 14:18:53 1994 Doug Evans (dje@canuck.cygnus.com)
1384
1385 * interp.c (sim_*): Make result void where there isn't one.
1386 (sim_set_pc): Delete.
1387 (sim_info): Delete printf_fn arg, all callers changed.
1388 Call printf_filtered instead.
1389 (sim_close): New function.
1390 (sim_load): New function.
1391 (sim_create_inferior): Renamed from sim_set_args, all callers changed.
1392 * run.c: #include <varargs.h>, "remote-sim.h".
1393 (printf_filtered): New function.
1394
1395Wed Apr 27 12:03:48 1994 Steve Chamberlain (sac@cygnus.com)
1396
1397 * gencode.c (table): Get direction of some opcodes right.
1398 (trapa, rte): Implement fully.
1399 * interp.c (trap): Make stat call more portable.
1400
1401Fri Feb 11 21:59:38 1994 Steve Chamberlain (sac@sphagnum.cygnus.com)
1402
1403 * gencode.c (main, gendefines): New -d option prints table of defines.
1404 * interp.c (trap): Add a load of system calls.
1405 (sim_memory_size): Now default to 8Mbyte.
1406 (PARANOID): Keep vector of registers with undefined contents.
1407
1408Mon Nov 15 14:37:18 1993 Steve Chamberlain (sac@jonny.cygnus.com)
1409
1410 * gencode.c: mova uses aligned addresses
1411 * interp.c (trap): Return results in r0.
1412
1413Tue Oct 26 10:38:55 1993 Doug Evans (dje@canuck.cygnus.com)
1414
1415 * Makefile.in (CSEARCH): Add -I$(srcdir)/../../gdb
1416 * interp.c: #include "remote-sim.h".
1417 (sim_resume): int result, new arg `siggnal'.
1418 (sim_write): Use SIM_ADDR for type of arg `addr'.
1419 (sim_read): Use SIM_ADDR for type of arg `addr'.
1420 Use unsigned char * for `buffer'.
1421 (sim_store_register): int result.
1422 (sim_fetch_register): Ditto.
1423 (sim_stop_reason): Renamed from sim_stop_signal. New arg `reason'.
1424 (sim_set_pc): int result, use SIM_ADDR for type of arg `x'.
1425 (sim_info): int result, new args `verbose', `printf_fn'.
1426 (sim_kill): int result.
1427 (sim_open): int result, new arg `name'.
1428 * run.c: #include <stdio.h>
1429 (main): Update call to sim_info.
1430
1431Sat Oct 23 15:09:29 1993 Doug Evans (dje@canuck.cygnus.com)
1432
1433 * interp.c (sim_stop_signal): Result is now enum sim_stop.
1434
1435Fri Oct 8 10:47:09 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1436
1437 * gencode.c (table): Becomes unsigned.
1438 * interp.c (trap): Get right breakpoint SIGnum. (sim_write,
1439 sim_read): Return number of bytes copied. (sim_store_register):
1440 Value passed by reference. (sim_kill, sim_open, sim_set_args): New functions.
1441
1442Tue Sep 7 16:24:13 1993 Stan Shebs (shebs@rtl.cygnus.com)
1443
1444 * interp.c (sim_info): Fix small typo in printf string.
1445
1446Thu Aug 5 11:37:48 1993 Stan Shebs (shebs@rtl.cygnus.com)
1447
1448 * interp.c (sim_resume): Set memory after pointers inited.
1449
1450Mon Aug 2 14:13:22 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1451
1452 * interp.c (get_now): Use time system call.
1453 * Makefile.in: install correctly.
1454
1455Tue Jul 6 10:30:46 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1456
1457 * run.c (main), interp.c (sim_set_timeout): Remove timeout
1458 functionality.
1459
1460Thu Jun 24 13:29:57 1993 david d `zoo' zuhn (zoo at rtl.cygnus.com)
1461
1462 * Makefile.in: don't run indent everytime; also add a space in the
1463 includes
1464
1465Thu Jun 17 18:30:42 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1466
1467 * gencode.c: Fix some opcodes.
1468 * interp.c: Support for profiling and portability fixes.
1469 * run.c (main): Get profiling args.
1470
1471Wed May 5 13:17:22 1993 Steve Chamberlain (sac@cygnus.com)
1472
1473 * gencode.c (tab): Lint for sgi compiler
1474 * interp.c: Lint for sgi compiler.
1475
1476Mon May 3 15:25:33 1993 Steve Chamberlain (sac@thepub.cygnus.com)
1477
1478 * run.c (main): Support for resizing simulated RAM.
1479 * Makefile.in: Support for broken makes.
1480 * interp.c, gencode.c: Lint.
1481
1482Mon Apr 26 18:01:10 1993 Steve Chamberlain (sac@thepub.cygnus.com)
1483
1484 * created
1485
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