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sim: update configure.in->configure.ac docs
[thirdparty/binutils-gdb.git] / sim / sh / ChangeLog
CommitLineData
a3487082
MF		 12015-06-12 Mike Frysinger <vapier@gentoo.org>
2
3 * configure: Regenerate.
4
306f4178
MF		 52015-06-12 Mike Frysinger <vapier@gentoo.org>
6
7 * configure: Regenerate.
8
20bca71d
MF		 92015-04-18 Mike Frysinger <vapier@gentoo.org>
10
11 * sim-main.h (SIM_CPU): Delete.
12
7e83aa92
MF		 132015-04-18 Mike Frysinger <vapier@gentoo.org>
14
15 * sim-main.h (sim_cia): Delete.
16
034685f9
MF		 172015-04-17 Mike Frysinger <vapier@gentoo.org>
18
19 * sim-main.h (CIA_GET, CIA_SET): Delete.
20
27b97b40
MF		 212015-04-17 Mike Frysinger <vapier@gentoo.org>
22
23 * interp.c (sh_pc_get, sh_pc_set): New functions.
24 (sim_open): Call CPU_PC_FETCH & CPU_PC_STORE for all cpus.
25
78e9aa70
MF		 262015-04-15 Mike Frysinger <vapier@gentoo.org>
27
28 * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
29 * sim-main.h (STATE_CPU): Delete.
30
bf12d44e
MF		 312015-04-13 Mike Frysinger <vapier@gentoo.org>
32
33 * configure: Regenerate.
34
122bbfb5
MF		 352015-04-06 Mike Frysinger <vapier@gentoo.org>
36
37 * Makefile.in (SIM_OBJS): Delete sim-engine.o.
38
aadc9410
MF		 392015-03-31 Mike Frysinger <vapier@gentoo.org>
40
41 * config.in, configure: Regenerate.
42
62454d3d
MF		 432015-03-28 Mike Frysinger <vapier@gentoo.org>
44
45 * Makefile.in (SIM_RUN_OBJS, SIM_EXTRA_CFLAGS): Delete.
46 (SIM_OBJS): Change to $(SIM_NEW_COMMON_OBJS).
47 * interp.c: Delete run-sim.h include. Include sim-main.h, sim-base.h,
48 and sim-options.h.
49 (SEXT, SEXT32): Undefine.
50 (sim_write): Delete prototype.
51 (regstacktype, saved_state_type): Move to sim-main.h.
52 (target_little_endian): Replace with CURRENT_TARGET_BYTE_ORDER.
53 (host_little_endian): Replace with CURRENT_HOST_BYTE_ORDER.
54 (sim_kind, myname, tracing, sim_stop, sim_trace, sim_set_profile,
55 sim_set_profile_size, sim_load, sim_set_callbacks,
56 sim_complete_command): Delete.
57 (sim_size): Mark static.
58 (init_pointers): Delete host_little_endian setup.
59 (sim_resume): Delete tracing check.
60 (free_state): New cleanup function.
61 (sim_open): Rewrite to use new common logic.
62 (sim_create_inferior): Call init_dsp.
63 * sim-main.h: New file.
64 * tconfig.h: Delete file.
65
5fa71a1b
MF		 662015-03-28 Mike Frysinger <vapier@gentoo.org>
67
68 * gencode.c (ppi_gensim): Convert old style prototype with ppi_insn.
69 * interp.c: Include ctype.h and run-sim.h.
70 [HAVE_TIME_H]: Include time.h
71 [HAVE_SYS_TIME_H]: Include sys/time.h
72 [!_WIN32]: Include utime.h and sys/wait.h.
73 (set_fpscr1, raise_exception, raise_buserror, get_dr, set_dr, set_sr,
74 do_rdat, do_wdat, process_wlat_addr, process_wwat_addr,
75 process_wbat_addr, process_rlat_addr, process_rwat_addr,
76 process_rbat_addr, IOMEM, get_now, now_persec, swapout, swapout16,
77 ptr, strswaplen, strnswap, dmul, macw, macl, get_loop_bounds_ext,
78 get_loop_bounds, sim_size, init_dsp, init_pointers, dump_profile,
79 gotcall, sim_stop, sim_write, sim_read, sim_store_register,
80 sim_fetch_register, sim_trace, sim_stop_reason, sim_info,
81 sim_set_profile, sim_set_profile_size, sim_open,
82 parse_and_set_memory_size, sim_close, sim_load, sim_create_inferior,
83 sim_do_command, sim_set_callbacks): Convert old style prototype.
84 (fail): Delete unused function.
85 (wlat_fast, wwat_fast, wbat_fast, rlat_fast, rwat_fast, rbat_fast):
86 Delete unused prototypes.
87 (wlat_fast, wwat_fast, wbat_fast, rlat_fast, rwat_fast, rbat_fast,
88 swap, swap16):
89 Convert old style prototype and move INLINE before the type.
90 (trap): Convert old style prototype. Add casts to wait and sim_write
91 calls.
92 (div1): Convert old style prototype. Change return to void.
93 (do_long_move_insn, do_blog_insn, fsca_s, fsrra_s, mcalloc): Mark
94 static.
95 (sim_resume): Convert old style prototype. Align printf format and
96 args.
97
02131c7f
MF		 982015-03-28 Mike Frysinger <vapier@gentoo.org>
99
100 * gencode.c (ppi_gensim): Add missing */. Change case 4 to case 5.
101
ed4d32c2
MF		 1022015-03-28 Mike Frysinger <vapier@gentoo.org>
103
104 * Makefile.in (gencode): Add $(BUILD_CFLAGS), $(BUILD_LDFLAGS),
105 and $(WARN_CFLAGS).
106 * gencode.c: Include ctype.h, stdlib.h, string.h, and unistd.h.
107 (struct op): Mark members const.
108 (tab): Mark static.
109 (nibble_type_list): Mark const.
110 (arg_type_list): Mark const.
111 (make_enum_list): Delete unused func.
112 (qfunc, expand_opcode, dumptable, expand_ppi_code): Convert old
113 style prototype and mark args const.
114 (sorttab, gengastab, conflict_warn, filltable, expand_ppi_movxy,
115 gensim, ppi_filltable): Convert old style prototype.
116 (gensim_caselist): Convert old style prototype. Mark local
117 variables s and r const.
118 (gendefines): Convert old style prototype. Mark s const. Move
119 tolower call into printf statement.
120 (ppi_gensim): Convert old style prototype. Mark local variable
121 s const.
122 (main): Convert old style prototype. Change printf %d to %zu.
123
6d89786c
MF		 1242015-03-28 Mike Frysinger <vapier@gentoo.org>
125
126 * config.in, configure: Regenerate.
127 * configure.ac: Call SIM_AC_OPTION_ENDIAN, SIM_AC_OPTION_ALIGNMENT,
128 SIM_AC_OPTION_HOSTENDIAN, SIM_AC_OPTION_ENVIRONMENT,
129 SIM_AC_OPTION_INLINE, SIM_AC_OPTION_WARNINGS.
130
ae7d0cac
MF		 1312015-03-16 Mike Frysinger <vapier@gentoo.org>
132
133 * config.in, configure: Regenerate.
134 * tconfig.in: Rename file ...
135 * tconfig.h: ... here.
136
465fb143
MF		 1372015-03-14 Mike Frysinger <vapier@gentoo.org>
138
139 * Makefile.in (SIM_EXTRA_CFLAGS): Set to
140 -DSIM_USE_DEPRECATED_RUN_FRONTEND.
141 (SIM_RUN_OBJS): Set to run.o.
142
5cddc23a
MF		 1432015-03-14 Mike Frysinger <vapier@gentoo.org>
144
145 * configure.ac (AC_CHECK_HEADERS): Delete.
146 * aclocal.m4, configure: Regenerate.
147
57df9adf
OE		 1482014-10-14 Oleg Endo <olegendo@gcc.gnu.org> (tiny patch)
149
150 * gencode.c (fabs, fneg): Implement as integer operation
151 instead of using the FP_UNARY macro.
152
2974be62
AM		 1532014-08-19 Alan Modra <amodra@gmail.com>
154
155 * configure: Regenerate.
156
faa743bb
RM		 1572014-08-15 Roland McGrath <mcgrathr@google.com>
158
159 * configure: Regenerate.
160 * config.in: Regenerate.
161
60d847df
MF		 1622014-03-10 Mike Frysinger <vapier@gentoo.org>
163
164 * interp.c (parse_and_set_memory_size): Add const to str.
165 (sim_do_command): Add const to cmd and sms_cmd.
166
b2b255bd
MF		 1672014-03-05 Mike Frysinger <vapier@gentoo.org>
168
169 * interp.c (sim_load): Add const to prog.
170
ef3e8cf7
MF		 1712014-02-17 Mike Frysinger <vapier@gentoo.org>
172
173 PR gdb/16450
174 * interp.c (control_c): Delete.
175 (sim_resume): Delete signal(SIGINT) handling.
176
bf3d9781
AM		 1772013-09-23 Alan Modra <amodra@gmail.com>
178
179 * configure: Regenerate.
180
31e6ad7d
MF		 1812013-06-03 Mike Frysinger <vapier@gentoo.org>
182
183 * aclocal.m4, configure: Regenerate.
184
5f3ef9d0
JB		 1852012-06-15 Joel Brobecker <brobecker@adacore.com>
186
187 * config.in, configure: Regenerate.
188
2232061b
MF		 1892012-03-24 Mike Frysinger <vapier@gentoo.org>
190
191 * aclocal.m4, config.in, configure: Regenerate.
192
f95586a4
KB		 1932012-02-16 Kevin Buettner <kevinb@redhat.com>
194
195 * interp.c (MA): Adjust cast to avoid warning on 64-bit hosts.
196
197 * interp.c (sim_store_register, sim_fetch_register): Return
198 length, not -1.
199
db2e4d67
MF		 2002011-12-03 Mike Frysinger <vapier@gentoo.org>
201
202 * aclocal.m4: New file.
203 * configure: Regenerate.
204
9c082ca8
MF		 2052011-10-17 Mike Frysinger <vapier@gentoo.org>
206
207 * configure.ac: Change include to common/acinclude.m4.
208
6ffe910a
MF		 2092011-10-17 Mike Frysinger <vapier@gentoo.org>
210
211 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
212 call. Replace common.m4 include with SIM_AC_COMMON.
213 * configure: Regenerate.
214
af9f7da7
MF		 2152011-04-16 Mike Frysinger <vapier@gentoo.org>
216
217 * interp.c (sim_complete_command): New stub function.
218
5558e7e6
MF		 2192010-04-14 Mike Frysinger <vapier@gentoo.org>
220
221 * interp.c (sim_write): Add const to buffer arg.
222
22e041e2
MM		 2232010-01-12 Masaki Muranaka <monaka@monami-software.com>
224
225 * interp.c: Don't include sysdep.h.
226 Include stdio.h and errno.h.
227 Include string.h strings.h stdlib.h sys/stat.h if present.
228
3725885a
RW		 2292010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
230
231 * configure: Regenerate.
232
d6416cdc
RW		 2332009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
234
81ecdfbb
RW		 235 * config.in: Regenerate.
236 * configure: Likewise.
237
d6416cdc
RW		 238 * configure: Regenerate.
239
b5bd9624
HPN		 2402008-07-11 Hans-Peter Nilsson <hp@axis.com>
241
242 * configure: Regenerate to track ../common/common.m4 changes.
243 * config.in: Ditto.
244
6efef468
JM		 2452008-06-06 Vladimir Prus <vladimir@codesourcery.com>
246 Daniel Jacobowitz <dan@codesourcery.com>
247 Joseph Myers <joseph@codesourcery.com>
248
249 * configure: Regenerate.
250
f3876f69
AS		 2512008-02-04 Antony King <antony.king@st.com>
252
253 * interp.c (macl): Fix non-portable implementation.
254
4d439271
DP		 2552007-10-08 Andrew Stubbs <andrew.stubbs@st.com>
256
257 * gencode.c (tab): Add RAISE_EXCEPTION_IF_IN_DELAY_SLOT to the
258 definition of PC relative 'mov.l'/'mov.w' and also 'mova'.
259
6a1754a3
DJ		 2602007-03-02 Andrew Stubbs <andrew.stubbs@st.com>
261
262 * gencode.c (tab): Correct pre-decrement instructions when m == n.
263
edc5d9ec
HPN		 2642006-12-21 Hans-Peter Nilsson <hp@axis.com>
265
266 * acconfig.h: Remove.
267 * config.in: Regenerate.
268
e85e3205
RE		 2692006-06-13 Richard Earnshaw <rearnsha@arm.com>
270
271 * configure: Regenerated.
272
2f0122dc
DJ		 2732006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
274
275 * configure: Regenerated.
276
20e95c23
DJ		 2772006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
278
279 * configure: Regenerated.
280
72a37d8d
AS		 2812005-11-10 Andrew Stubbs <andrew.stubbs@st.com>
282
283 * interp.c (sim_memory_size): Use same amount of memory on Windows as
284 elsewhere.
285
6a8492b5
JR		 2862005-09-19 J"orn Rennecke <joern.rennecke@st.com>
287
288 * interp.c (<sys/mman.h>): Include.
289 (mcalloc): New function / macro.
290 (mfree): New macro.
291 (sim_size): Use mcalloc and mfree.
292
63bee803
JR		 2932005-08-02 J"orn Rennecke <joern.rennecke@st.com>
294
295 * interp.c (strswaplen): Add one for '\0' delimiter.
296
195b8a57
DJ		 2972005-06-16 Daniel Jacobowitz <dan@codesourcery.com>
298
299 * gencode.c (tab): Avoid lvalue casts. Suggested by
300 Ralf Corsepius <ralf.corsepius@rtems.org>.
301
53f541af
JL		 3022005-04-12 Jonathan Larmour <jifl@eCosCentric.com>
303
304 * gencode.c (tab): Avoid inserting code before variables all declared.
305
2b193c4a
MK		 3062005-03-23 Mark Kettenis <kettenis@gnu.org>
307
308 * configure: Regenerate.
309
35695fd6
AC		 3102005-01-14 Andrew Cagney <cagney@gnu.org>
311
312 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
313 explicit call to AC_CONFIG_HEADER.
314 * configure: Regenerate.
315
f0569246
AC		 3162005-01-12 Andrew Cagney <cagney@gnu.org>
317
318 * configure.ac: Update to use ../common/common.m4.
319 * configure: Re-generate.
320
38f48d72
AC		 3212005-01-11 Andrew Cagney <cagney@localhost.localdomain>
322
323 * configure: Regenerated to track ../common/aclocal.m4 changes.
324
b7026657
AC		 3252005-01-07 Andrew Cagney <cagney@gnu.org>
326
327 * configure.ac: Rename configure.in, require autoconf 2.59.
328 * configure: Re-generate.
329
379832de
HPN		 3302004-12-08 Hans-Peter Nilsson <hp@axis.com>
331
332 * configure: Regenerate for ../common/aclocal.m4 update.
333
ae0a84af
CV		 3342004-09-08 DJ Delorie <dj@redhat.com>
335
336 Commited by Corinna Vinschen <vinschen@redhat.com>
337 * gencode.c (movua.l): Compensate for endianness.
338
3392004-09-08 Corinna Vinschen <vinschen@redhat.com>
340
341 * interp.c (RAISE_EXCEPTION_IF_IN_DELAY_SLOT): New macro.
342 (in_delay_slot): New flag variable.
343 (Delay_Slot): Set in_delay_slot.
344 (sim_resume): Reset in_delay_slot after leaving code switch.
345 * gencode.c (op tab): Call RAISE_EXCEPTION_IF_IN_DELAY_SLOT for all
346 instructions not allowed in delay slots.
347
3482004-09-08 Michael Snyder <msnyder@redhat.com>
349
350 Commited by Corinna Vinschen <vinschen@redhat.com>
351 Introduce SH2a support.
352 * interp.c: Change type of jump table to short. Add various macros.
353 (sim_load): Save the bfd machine code.
354 (sim_create_inferior): Ditto.
355 (union saved_state_type): Add tbr, ibnr and ibcr registers.
356 Move bfd_mach to end of struct. Add regstack pointer.
357 (init_dsp): Don't swap contents of sh_dsp_table any more. Instead
358 use it directly in its own switch statement. Allocate space for 512
359 register banks.
360 (do_long_move_insn): New function.
361 (do_blog_insn): Ditto.
362 (trap): Use trap #13 and trap #14 to set ibnr and ibcr.
363 * gencode.c: Move movx/movy insns into separate switch statement.
364 (op tab): Add sh2a insns. Reject instructions that are disabled
365 on that chip.
366 (gensim_caselist): Generate default case here instead of in caller.
367 (gensim): Generate two separate switch statements. Call
368 gensim_caselist once for each (for movsxy_tab and for tab).
369 Add tokens for r15 and multiple regs.
370 (conflict_warn, warn_conflicts): Add for debugging.
371
a134f341
JR		 3722004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
373
374 * gencode.c (tab): For shad snd shld, fix result for
375 (op1 < 0 && shift_amount == 0).
376
915213a4
MS		 3772004-02-02 Michael Snyder <msnyder@redhat.com>
378
379 * gencode.c (movua.l): Set thislock to 0, not n.
380
3e511797
MS		 3812004-02-12 Michael Snyder <msnyder@redhat.com>
382
383 * gencode.c (table): Change from char to short.
384 (dumptable): Change generated table from char to short.
385 * interp.c (sh_jump_table, sh_dsp_table, ppi_table): char to short.
386 (init_dsp): Compute size of sh_dsp_table.
387 (sim_resume): Change jump_table from char to short.
388
4ae0cff4
MS		 3892004-01-27 Michael Snyder <msnyder@redhat.com>
390
0145ab2e
MS		 391 * gencode.c: (op tab): Some refs and defs fixes.
392 "fsrra" -> "fsrra <FREG_N>".
393 "sleep": replace array ref with array addr.
394 "trapa": ditto.
395 Comment and whitespace clean-ups.
4ae0cff4 396
86bc60eb
MS		 3972004-01-07 Michael Snyder <msnyder@redhat.com>
398
87acb4a7
MS		 399 * gencode.c: Whitespace cleanup.
400 * interp.c: Ditto.
401
86bc60eb
MS		 402 * gencode.c: Replace 'Hitachi' with 'Renesas'.
403 (op tab): Add new instructions for sh4a, DBR, SBR.
404 (expand_opcode): Add handling for new movxy combinations.
405 (gensym_caselist): Ditto.
406 (expand_ppi_movxy): Remove movx/movy expansions,
407 now handled in expand_opcode.
408 (gensym): Add some helpful macros.
409 (expand_ppi_code): Flatten loop for simplicity, tweak for 12-bit
410 instead of 8-bit table (some insns are ambiguous to 8 bits).
411 (ppi_gensim, main): Generate 12-bit instead of 8-bit ppi table.
412
413 * interp.c: Replace 'Hitachi' with 'Renesas'.
414 (union saved_state_type): Add dbr, sgr, ldst.
415 (get_loop_bounds_ext): New function.
416 (init_dsp): Add bfd_mach_sh4al_dsp.
417 (sim_resume): Handle extended loop bounds.
418
673fc5d0
MS		 4192003-12-18 Michael Snyder <msnyder@redhat.com>
420
421 * gencode.c (expand_opcode): Simplify and reorganize.
422 Eliminate "shift" parameter. Eliminate "4 bits at a time"
423 assumption. Flatten switch statement to a single level.
424 Add "eeee" token for even-numbered registers.
425 (bton): Delete.
426 (fsca): Use "eeee" token.
427 (ppi_moves): Rename to "expand_ppi_movxy". Do the ddt
428 [movx/movy] expansion here, as well as the ppi expansion.
429 (gensim_caselist): Accept 'eeee' along with 'nnnn'.
430
794cd17b
JR		 4312003-11-03 J"orn Rennecke <joern.rennecke@superh.com>
432
433 * interp.c (fsca_s, fsrra_s): New functions.
434 * gencode.c (tab): Add entries for fsca and fsrra.
435 (expand_opcode): Allow variable length n / m fields.
436
8822d001
JR		 4372003-10-15 J"orn Rennecke <joern.rennecke@superh.com>
438
439 * syscall.h (SYS_truncate, SYS_ftruncate): Define.
440 * interp.c (trap): Add support for SYS_ftruncate and SYS_truncate.
441
d1789ace
MS		 4422003-08-11 Shrinivas Atre <shrinivasa@KPITCummins.com>
443 * sim/sh/gencode.c ( tab[] ): Addition of MAC.L handler and
444 correction for MAC.W handler
445 * sim/sh/interp.c ( macl ): New Function. Implementation of
446 MAC.L handler.
447
240f98d3
MS		 4482003-08-07 Michael Snyder <msnyder@redhat.com>
449
450 * gencode.c (expand_ppi_code): Comment spelling fix.
451
437b0e60
MS		 4522003-07-25 Michael Snyder <msnyder@redhat.com>
453
454 * gencode.c (pshl): Change < to <= (shift by 16 is allowed).
455 Cast argument of >> to unsigned to prevent sign extension.
456 (psha): Change < to <= (shift by 32 is allowed).
457
32fcda6a
MS		 4582003-07-24 Michael Snyder <msnyder@redhat.com>
459
460 * gencode.c: Fix typo in comment.
461
e343a93a
MS		 4622003-07-23 Michael Snyder <msnyder@redhat.com>
463
464 * gencode.c: A few more fix-ups of refs and defs.
465 (frchg): Raise SIGILL if in double-precision mode.
466 (ldtlb): We don't simulate cache, so this is a no-op.
467 (movsxy_tab): Correct a few bit pattern errors.
468
c13a4caa
MS		 4692003-07-09 Michael Snyder <msnyder@redhat.com>
470
1b606171 471 * gencode.c (prnd): Clear LSW of result to zeros.
fcfae95c 472 * gencode.c (pmuls): Expression is mis-parenthesized.
c13a4caa
MS		 473 * gencode.c (ppi_gensim): For a conditional ppi insn, if the
474 condition is false, we want to return (not break). A break
475 will take us to the end of the function where registers will
476 be updated, whereas the desired outcome is for nothing to change.
477
e53a5a69
MS		 4782003-07-03 Michael Snyder <msnyder@redhat.com>
479
480 * gencode.c (movs): Fix a couple of text transpositions.
481
15dee5d5
MS		 4822003-06-27 Michael Snyder <msnyder@redhat.com>
483
b939d772
MS		 484 * gencode.c (op tab): Some fix-ups of refs and defs.
485 (ocbi, ocbp): Cache not simulated, but may cause memory fault.
486 (gensym_caselist): Add default case to switch statement.
487 (expand_ppi_code): Add default case to switch statement.
d2f18ae4 488 * gencode.c (op tab): Implement movca.l.
9e1d0fc1 489 * gencode.c (op movsxy_tab): Fix an error in the bit pattern.
15dee5d5
MS		 490 * gencode.c (gensim_caselist): The movy instructions use
491 registers R6 and R7 (not R4 and R5 like the movx insns).
492
8dc30ef7
MS		 4932003-06-27 Michael Snyder <msnyder@redhat.com>
494
0b282859
MS		 495 * gencode.c (op movsxy_tab): Fix up some copy/paste errors
496 in name: s/REG_x/REG_y/.
497
8dc30ef7
MS		 498 * gencode.c (op tab): Move misplaced semicolon.
499
6b4a8935
AC		 5002003-02-27 Andrew Cagney <cagney@redhat.com>
501
502 * interp.c (init_dsp, sim_open, sim_create_inferior): Rename _bfd
503 to bfd.
504
fd8f4948
JR		 505Fri Oct 11 16:22:28 2002 J"orn Rennecke <joern.rennecke@superh.com>
506
507 * interp.c (trap): Return int. Take extra parameter for address
508 of the trap instruction. Changed all callers.
509 Add case 33 for profiling.
510 * gencode.c (trapa): Handle trap 33 using the trap function.
511 Add read of vector for generic traps.
512
2f14585c
JR		 513Wed Jul 17 19:36:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
514
515 * Makefile.in (interp.o): Depend on $(srcroot)/include/gdb/sim-sh.h.
516 * interp.c: Include "gdb/sim-sh.h".
517 (sim_store_register, sim_fetch_register): Use constants defined there.
518
dc9feb5c
JR		 519Tue Jun 18 16:53:11 2002 J"orn Rennecke <joern.rennecke@superh.com>
520
521 * interp.c (sim_resume): Fix setting of bus error for
522 instruction fetch.
523
c8cca39f
AC		 5242002-06-16 Andrew Cagney <ac131313@redhat.com>
525
526 * configure: Regenerated to track ../common/aclocal.m4 changes.
527
3c25f8c7
AC		 5282002-06-08 Andrew Cagney <cagney@redhat.com>
529
530 * interp.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
531
de0492b6
AO		 5322001-01-30 Ben Elliston <bje@redhat.com>
533
534 * interp.c (sim_create_inferior): Record program arguments for
535 later inspection by the trap handler.
536 (count_argc): New function.
537 (prog_argv): Declare static.
538 (sim_write): Declare.
539 (trap): Implement argc, argnlen and argn system calls. Do not
540 abort on unknown system calls--simply return -1.
541 * syscall.h (SYS_argc, SYS_argnlen, SYS_argn): Define.
542
55406459
AO		 5432001-01-24 Alexandre Oliva <aoliva@redhat.com>
544
545 * interp.c (trap): Implement time.
546
8f1e3ff5
BE		 5472000-10-24 Ben Elliston <bje@redhat.com>
548
549 * gencode.c (tab): Delimit strings with commas where applicable.
550
eb2d80b4
AC		 551Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
552
553 * configure: Regenerated to track ../common/aclocal.m4 changes.
554
63978407
JR		 555Mon May 15 22:04:51 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
556
557sh-dsp support, simulator speedup by using host byte order:
558
559 * Makefile.in (interp.o): Depends on ppi.c .
560 (ppi.c): New rule.
561 * gencode.c (printonmatch, think, genopc): Deleted.
562 (MAX_NR_STUFF): Now 42.
563 (tab): Add SH-DSP CPU instructions.
564 Amalgamate ldc / stc / lds / sts instructions with similar
565 bit patterns. Fix opcodes of stc Rm_BANK,@-<REG_N>.
566 Fix semantics of lds.l @<REG_N>+,MACH (no sign extend).
567 (movsxy_tab): New array.
568 For movs, change MMMM field to GGGG, and mmmm field to MMMM.
569 Added entries for movx, movy and parallel processing insns.
570 (ppi_tab): New array.
571 (qfunc): Stabilize sort.
572 (expand_opcode): Handle [01][01]NN, [01][01]xx and [01][01]yy.
573 Handle 'M', 'G' 's' 'X', 'a', 'Y' and 'A'.
574 (dumptable): Now takes three arguments. Changed all callers.
575 Emit just one contigous jump table.
576 (filltable): Now takes an argument. Changed all callers.
577 Make index static.
578 (ppi_moves, expand_ppi_code, ppi_filltable, ppi_gensim): New functions.
579 (gensim_caselist): New function, broken out of gensim.
580 Handle opcode fields 'x', 'y', 's', 'M', 'G', 'X', 'a', and 'Y'.
581 Handle ref '9'.
582 (gensim): Handle 'N' in code field and '8' in refs field.
583 Call gensim_caselist - twice.
584 (ppi_index): New static variable.
585 (main): Unsupport default action.
586 Add dsp support for -x / -s option. Add -p option.
587 * interp.c (sh_jump_table, sh_dsp_table, ppi_table): Declare.
588 (saved_state_type): Rearrange to allow amalgamated ldc / stc /
589 lds / sts to work efficiently.
590 (target_dsp): New static variable.
591 (GBR, VBR, SSR, SPC, MACH, MACL): Reflect saved_state_type change.
592 (FPUL, Rn_BANK, SET_Rn_BANK, M, Q, S, T, SR_BL, SR_RB): Likewise.
593 (SR_MD, SR_RC, SET_SR_BIT, GET_SR, SET_RC, GET_FPSCR): Likewise.
594 (RS, RE, MOD, MOD_ME, DSP_R): Likewise.
595 (set_fpscr1): Likewise. Use target_dsp to check for dsp.
596 (MOD_MSi, SIG_BUS_FETCH): Deleted.
597 (CREG, SREG, PR, SR_MASK_DMY, SR_MASK_DMX, SR_DMY): New macros.
598 (SR_DMX, DSR, MOD_DELTA, GET_DSP_GRD): Likewise.
599 (SET_MOD): Reflect saved_state_type change. Set MOD_DELTA instead
600 of MOD_MS, and encode SR_DMY / SR_DMX into high word of MOD_ME.
601 (set_sr): Reflect saved_state_type change. Fix SR_RB handling.
602 Use SET_MOD.
603 (MA, L, TL, TB): Now controlled by ACE_FAST.
604 (SEXT32): Just cast to int.
605 (SIGN32): Fixed to only shift by 31.
606 (CHECK_INSN_PTR): SIGBUS at insn fetch now represented by insn_end 0.
607 (ppi_insn): Declare.
608 (ppi.c): Include.
609 (init_dsp): Set target_dsp. When it changes, switch end of
610 sh_jump_table with sh_dsp_table.
611 (sim_resume) Don't declare sh_jump_table0. Use sh_jump_table instead.
612 Don't Declare PR if it's #defined.
613 Fix single-stepping (Was broken in Mar 6 16:59:10 patch).
614 (sim_store_register, sim_read_register): Translate accesses to
615 reflect saved_state_type change.
616
617 * interp.c (set_sr): Set sr.
618 (SET_RC, MOD, MOD_MS, MOD_ME, SET_MOD, MOD_MS, MOD_ME): New macros.
619 (set_fpscr1): Don't bank-switch fpu registers when simulating sh-dsp.
620 (DSP_R): Fix definition.
621 (sim_resume): Remove outdated SET_SR use.
622
623 * interp.c (saved_state): New members for struct member asregs:
624 rs, re, insn_end, xram_start, yram_start.
625 (struct loop_bounds): New struct.
626 (SKIP_INSN): New macro.
627 (get_loop_bounds): New function.
628 (endianw): Renamed to global_endianw.
629 (maskw): negated bits.
630 (PC): Now insn_ptr.
631 (SR_MASK_RC, SR_RC_INCREMENT, SR_RC, RAISE_EXCEPTION): New macros.
632 (RS, RE, DSP_R, DSP_GRD, A1, A0, X0, X1, Y0, Y1, M0, A1G): Likewise.
633 (M1, A0G, RIAT, PT2H, PH2T, SET_NIP, CHECK_INSN_PTR): Likewise.
634 (SIG_BUS_FETCH): Likewise
635 (raise_exception, riat_fast): New functions.
636 (raise_buserror, sim_stop): Use raise_exception.
637 (PROCESS_SPECIAL_ADDRESS): Use xram_start / yram_start.
638 (BUSERROR, WRITE_BUSERROR, READ_BUSERROR):
639 Reverse sense of mask argument.
640 (FP_OP, set_dr): Use RAISE_EXCEPTION.
641 (wlat_fast, wwat_fast, wbat_fast, rlat_fast, rwat_fast, rbat_fast):
642 Declare. Remove redundant masking.
643 (wwat_fast, rwat_fast): Add argument endianw. Changed callers.
644 (MA): Updated for change pc -> PC.
645 (Delay_Slot): Use RIAT.
646 (empty): Deleted.
647 (trap): Remove argument little_endian. Add argument endianw.
648 Changed all callers. Use raise_exception.
649 (macw): Add argument endainw. Changed all callers.
650 (init_dsp): New function, extended after broken out of init_pointers.
651 (sim_resume): Replace pc with insn_ptr. Replace little_endian with
652 endianw. Replace nia with nip. Reverse sense of maskb / maskw /
653 maskl. Implement logic for zero-overhead loops. Don't try to
654 interpret garbage when getting a SIGBUS at insn fetch.
655 (sim_open): Call init_dsp.
656 * gencode.c (tab): Use SET_NIP instead of nia = . Use PH2T / PT2H /
657 RAISE_EXCEPTION where appropriate.
658 Add extra cycles for brai, braf , bsr, bsrf, jmp, jsr.
659
660 * interp.c (sim_store_register, sim_fetch_register):
661 Do proper endianness switch.
662
663 * interp.c (saved_state_type): New members for struct member asregs:
664 xymem_select, xmem, ymem, xmem_offset, ymem_offset.
665 (special_address): Delete.
666 (BUSERROR): Now a two-argument predicate.
667 (PROCESS_SPECIAL_ADDRESS, WRITE_BUSERROR, READ_BUSERROR): New macros.
668 (wlat_little, wwat_little, wbat_any, wlat_big, wwat_big): Delete.
669 (process_wlat_addr, process_wwat_addr): New functions.
670 (process_wbat_addr, process_rlat_addr, process_rwat_addr): Likewise.
671 (process_rbat_addr): Likewise.
672 (wlat_fast, wwat_fast, wbat_fast): Use WRITE_BUSERROR.
673 (rlat_little, rwat_little, rbat_any, rlat_big, rwat_big): Delete.
674 (rlat_fast, rwat_fast, rbat_fast): Use READ_BUSERROR.
675 (RWAT, RLAT, RBAT, WWAT, WLAT, WBAT): Delete SLOW versions.
676 (do_rdat, trap): Delete SLOW code.
677 (SEXT32, SIGN32): New macros.
678 (swap, swap16): Now integer in - integer out. Changed all callers.
679 (strswaplen, strnswap): Delete SLOW versions.
680 (init_pointers): Initialize dsp memory selection (preliminary).
681 (sim_store_register, sim_fetch_register): Use swap instead of
682 big / little endian read / write functions.
683
684 * interp.c (maskl): Deleted.
685 (endianw, endianb): New variables.
686 (special_address): Now inline.
687 (bp_holder): Put raising of buserror there, rename to:
688 (raise_buserror).
689 (BUSERROR): Now yields a value. Changed all users.
690 (wbat_big): Delete.
691 (wlat_fast, wwat_fast, wbat_fast): New functions.
692 (rlat_fast, rwat_fast, rbat_fast): Likewise.
693 (RWAT, RLAT, RBAT, WWAT, WLAT, WBAT): Use new functions.
694 (do_rdat, do_wdat): Likewise. Take maskl argument instead of
695 little_endian one. Changed caller macros.
696 (swap, swap16): Use w[rw]lat_big / w[rw]lat_little directly.
697 (strswaplen, strnswap): New functions.
698 (trap): Use them to fix up endian mismatches;
699 disable SYS_execve and SYS_execv; fix double address translation for
700 SYS_pipe and SYS_stat.
701 (sym_write, sym_read): Add endianness translation.
702 (sym_store_register, sym_fetch_register): Add maskl local variable.
703 (sim_open): Set endianw and endianb.
704
d4f3574e
SS		 705Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
706
707 * configure: Regenerated to track ../common/aclocal.m4 changes.
708
104c1213
JM		 709Wed Aug 25 07:55:23 1999 Brendan Kehoe <brendan@cygnus.com>
710
711 * gencode.c (fcnvds <DR_N>,FPUL): Rewrite to use a local anonymous
712 union type, instead of casting to an int* then a float*.
713 (fcnvsd FPUL,<DR_N>): Likewise.
714 (flds <FREG_N>,FPUL): Likewise.
715 (fsts FPUL,<FREG_N>): Likewise.
716
cd0fc7c3
SS		 7171999-05-08 Felix Lee <flee@cygnus.com>
718
719 * configure: Regenerated to track ../common/aclocal.m4 changes.
720
7a292a7a
SS		 7211999-04-02 Keith Seitz <keiths@cygnus.com>
722
723 * interp.c (POLL_QUIT_INTERVAL): Define. Used to tweak the
724 frequency at which the poll_quit callback is called.
725 (sim_resume): Use POLL_QUIT_INTERVAL instead of a
726 hard-coded value.
727
c906108c
SS		 728Thu Sep 10 02:16:39 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
729
730 * interp.c (saved_state.asregs): Add new member pad_dummy.
731 (sim_store_register, sim_fetch_regsiter): Add 1 to rn for use
732 as index into saved_state.asints.
733
734Mon Jun 29 19:35:24 1998 Jason Molenda (crash@bugshack.cygnus.com)
735
736 * interp.c (sim_open): set endianness based on the ABFD if a -E
737 option is not present and we have an ABFD.
738
739Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
740
741 * configure: Regenerated to track ../common/aclocal.m4 changes.
742
743Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
744
745 * configure: Regenerated to track ../common/aclocal.m4 changes.
746 * config.in: Ditto.
747
748Sun Apr 26 15:19:48 1998 Tom Tromey <tromey@cygnus.com>
749
750 * acconfig.h: New file.
751 * configure.in: Reverted change of Apr 24; use sinclude again.
752
753Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
754
755 * configure: Regenerated to track ../common/aclocal.m4 changes.
756 * config.in: Ditto.
757
758Fri Apr 24 11:18:35 1998 Tom Tromey <tromey@cygnus.com>
759
760 * configure.in: Don't call sinclude.
761
762Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
763
764 * configure: Regenerated to track ../common/aclocal.m4 changes.
765
766Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
767
768 * configure: Regenerated to track ../common/aclocal.m4 changes.
769
770Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
771
772 * configure: Regenerated to track ../common/aclocal.m4 changes.
773
774Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
775
776 * configure: Regenerated to track ../common/aclocal.m4 changes.
777
778Tue Feb 17 12:49:44 1998 Andrew Cagney <cagney@b1.cygnus.com>
779
780 * interp.c (sim_fetch_register, sim_store_register): Pass in
781 length parameter. Return -1.
782
783Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
784
785 * configure: Regenerated to track ../common/aclocal.m4 changes.
786
787Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
788
789 * configure: Regenerated to track ../common/aclocal.m4 changes.
790
791Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
792
793 * configure: Regenerated to track ../common/aclocal.m4 changes.
794
795Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
796
797 * configure: Regenerated to track ../common/aclocal.m4 changes.
798 * config.in: Ditto.
799
800Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
801
802 * configure: Regenerated to track ../common/aclocal.m4 changes.
803
804Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
805
806 * interp.c (sim_load): Pass lma_p and sim_write args to
807 sim_load_file.
808
809Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
810
811 * configure: Regenerated to track ../common/aclocal.m4 changes.
812
813Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
814
815 * configure: Regenerated to track ../common/aclocal.m4 changes.
816
817Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
818
819 * configure: Regenerated to track ../common/aclocal.m4 changes.
820
821Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
822
823 * configure: Regenerated to track ../common/aclocal.m4 changes.
824
825Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
826
827 * configure: Regenerated to track ../common/aclocal.m4 changes.
828
829Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
830
831 * configure: Regenerated to track ../common/aclocal.m4 changes.
832
833Tue Sep 9 20:52:21 1997 Felix Lee <flee@cygnus.com>
834
835 * interp.c (sim_resume): poll_quit() at least once per call;
836 otherwise gdb can loop sim_resume() uninterruptably.
837
838Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
839
840 * configure: Regenerated to track ../common/aclocal.m4 changes.
841
842Tue Sep 2 13:15:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
843
844 * gencode.c (tab): Order instructions according to SH3 document.
845
846Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
847
848 * configure: Regenerated to track ../common/aclocal.m4 changes.
849 * config.in: Ditto.
850
851Tue Aug 26 10:41:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
852
853 * interp.c (sim_kill): Delete.
854 (sim_create_inferior): Add ABFD argument.
855 (sim_load): Move setting of PC from here.
856 (sim_create_inferior): To here.
857
858Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
859
860 * configure: Regenerated to track ../common/aclocal.m4 changes.
861 * config.in: Ditto.
862
863Mon Aug 25 16:17:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
864
865 * interp.c (sim_open): Add ABFD argument.
866
867Mon Jun 23 15:49:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
868
869 * interp.c (get_dr): Avoid SIGFPE by moving integers instead of
870 FP's around.
871 (set_dr): Ditto.
872
7a292a7a
SS		 873Mon Jun 23 15:02:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
874
875 * interp.c (XD, SET_XD): Delete.
876 (XF, SET_XF, XD_TO_XF): Define, move around registers in either
877 FP bank.
878
879 * gencode.c (fmov): Update.
880
c906108c
SS		 881Sun Jun 22 19:33:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
882
883 * interp.c (set_fpscr1): From J"orn Rennecke
884 <amylaar@cygnus.co.uk>, Fix typo. Ditto for comment.
885
7a292a7a
SS		 886Tue Aug 12 00:19:11 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
887
888 * interp.c (special_address): New function.
889 (BUSERROR): Call it. Added parameters bits_written and data.
890 Changed all callers.
891 * gencode.c (tab): Fixed ocbwb and pref.
892
893Fri Jun 20 22:03:18 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
894
895 * interp.c (do_wdat, do_wdat): Fix bug in register number calculation.
896
c906108c
SS		 897Thu Jun 19 00:28:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
898
899 * interp.c (sim_create_inferior): Clear registers each time an
900 inferior is started.
901
7a292a7a
SS		 902Mon Jun 16 14:01:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
903
904 * interp.c (*FP, FP_OP, FP_CMP, FP_UNARY): Provide a hook for
905 when a host doesn't support IEEE FP.
906 (*DP): Provide alternative definition that supports 64bit floating
907 point.
908 (target_little_endian): Combine little_endian and little_endian_p.
909 (saved_state_type): Make fpscr and sr simple integers.
910 (SET_FPSCR, GET_FPSCR): Use macros to update fpscr register.
911 (set_fpscr1): New function. Handle swapping when PR / FR bits
912 changed. Call via *_FPSCR macro.
913 (SET_SR*, GET_SR*): Use macro's to access the SR bits - avoids
914 endian problems.
915
916 * gencode.c (tab): Update.
917
c906108c
SS		 918Sun Jun 15 15:22:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
919
920 * gencode.c (main): Perform basic checks on tab entries.
921
922 * Makefile.in (gencode): Always compile with -g.
923
924Sat Jun 14 13:45:09 1997 Andrew Cagney <cagney@b1.cygnus.com>
925
926 * gencode.c (gensim): Move ref checking code to before `stuff'.
927 For branches with delay slots refs were not being checked.
928
929 * interp.c (sim_resume): Use nia to specify the next instruction
930 address instead of overloading pc.
931 (C): Delete definiton - refer to cycles directly.
932 (SEXT12): New macro - sign extend a 12 bit quantity.
933 (Delay_Slot): Rename from SL.
934
935 * gencode.c (tab): Update/simplify.
936
937 * gencode.c (gensim): Better formatting of output code.
938 (gensim): Replace 10 with constant MAX_NR_STUFF- define as 15.
939 (tab): Sort alphabetically. Break `stuff' into multiple lines.
940
941Fri Jun 13 22:10:13 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
942
943 * gencode.c (braf, bsrf): Fix branch destination calculation to
944 be in accordance with the documentation.
945
946Fri Jun 13 15:33:53 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
947
948 * interp.c (init_pointers): Fix little endian test.
949
7a292a7a
SS		 950Thu Jun 5 12:56:08 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
951
952 * interp.c (init_pointers): SH4 hardware is always WORDS_BIT_ENDIAN.
953 * gencode (fmov from/to memory): take endian_mismatch into account
954 for 32 bit moves too.
955
c906108c
SS		 956Wed May 28 23:42:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
957
958 * gencode.c (swap.b): Fix treatment of high word.
959
7a292a7a
SS		 960Wed May 28 23:42:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
961
962 * sh/gencode.c,
963 * interp.c: experimental SH4 support.
964 DFmode moves are probaly broken for target little endian.
965
c906108c
SS		 966Tue May 20 10:23:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
967
968 * interp.c (sim_open): Add callback argument.
969 (sim_set_callbacks): Delete SIM_DESC argument.
970
971Wed Apr 30 11:38:08 1997 Doug Evans <dje@canuck.cygnus.com>
972
973 * Makefile.in (SIM_EXTRA_CLEAN): Define.
974 (clean targets): Delete.
975 (sh-clean): New target.
976
977Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
978
979 * configure: Regenerated to track ../common/aclocal.m4 changes.
980
981Wed Apr 23 17:55:22 1997 Doug Evans <dje@canuck.cygnus.com>
982
983 * tconfig.in: New file.
984 * interp.c (sim_open): Handle missing arg to -E.
985
986Tue Apr 22 08:55:35 1997 Stu Grossman (grossman@critters.cygnus.com)
987
988 * Makefile.in: Add clean targets.
989
990Fri Apr 18 18:57:04 1997 Stu Grossman (grossman@critters.cygnus.com)
991
992 * interp.c: Include float.h and define SIGTRAP if _WIN32.
993 WIN32 -> _WIN32.
994 * (trap): Do do SYS_chown for _WIN32.
995
996Fri Apr 18 13:33:09 1997 Doug Evans <dje@canuck.cygnus.com>
997
998 * interp.c (sim_resume): Fix argument to poll_quit.
999
1000Fri Apr 18 14:14:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
1001
1002 * interp.c (sim_stop): New function.
1003 (sim_resume): Use poll_quit for polling.
1004
1005Thu Apr 17 03:32:04 1997 Doug Evans <dje@canuck.cygnus.com>
1006
1007 * Makefile.in (SIM_OBJS): Add sim-load.o.
1008 * interp.c (target_byte_order): Delete.
1009 (sim_kind, myname, little_endian_p): New static locals.
1010 (init_pointers): Use little_endian_p instead of target_byte_order.
1011 (sim_resume): Likewise.
1012 (sim_open): Set sim_kind, myname. Set little_endian_p from -E arg.
1013 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
1014 load file into simulator. Set start address from bfd.
1015 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
1016
1017Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1018
1019 * configure: Regenerated to track ../common/aclocal.m4 changes.
1020 * config.in: Ditto.
1021
1022Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
1023
1024 * interp.c (sim_open): New arg `kind'.
1025
1026 * configure: Regenerated to track ../common/aclocal.m4 changes.
1027
1028Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1029
1030 * configure: Regenerated to track ../common/aclocal.m4 changes.
1031
1032Wed Mar 19 09:34:36 1997 Fred Fish <fnf@cygnus.com>
1033
1034 * interp.c (sim_do_command): Check for NULL command or empty
1035 string and handle it the same as a "help" command. Use callback
1036 to print error message for unrecognized commands. Replace
1037 hardcoded tab in literal string with a \t. Other minor code
1038 cleanup.
1039
1040Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1041
1042 * configure: Regenerated to track ../common/aclocal.m4 changes.
1043
1044Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1045
1046 * configure: Re-generate.
1047
1048Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
1049
1050 * configure: Regenerate to track ../common/aclocal.m4 changes.
1051
1052Thu Mar 13 13:00:00 1997 Doug Evans <dje@canuck.cygnus.com>
1053
1054 * interp.c (sim_open): New SIM_DESC result. Argument is now
1055 in argv form.
1056 (other sim_*): New SIM_DESC argument.
1057
1058Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
1059
1060 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
1061 COMMON_{PRE,POST}_CONFIG_FRAG instead.
1062 * configure.in: sinclude ../common/aclocal.m4.
1063 * configure: Regenerated.
1064
1065Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
1066
1067 * configure configure.in Makefile.in: Update to new configure
1068 scheme which is more compatible with WinGDB builds.
1069 * configure.in: Improve comment on how to run autoconf.
1070 * configure: Re-run autoconf to get new ../common/aclocal.m4.
1071 * Makefile.in: Use autoconf substitution to install common
1072 makefile fragment.
1073
1074Wed Nov 20 02:04:32 1996 Doug Evans <dje@canuck.cygnus.com>
1075
1076 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
1077 (SIM_OBJS,SIM_EXTRA_LIBS): Define.
1078 * configure.in: Simplify using macros in ../common/aclocal.m4.
1079 Call AC_CHECK_HEADERS(unistd.h).
1080 * configure: Regenerated.
1081 * config.in: New file.
1082 * interp.c: #include "config.h". #include <unistd.h> if present.
1083 (trap): Fetch errno value with callback->get_errno.
1084
1085Tue Nov 12 13:34:00 1996 Dawn Perchik <dawn@cygnus.com>
1086
1087 * interp.c: Don't include windows polling code if inside simluator.
1088
1089Fri Sep 20 14:57:50 1996 Stan Shebs <shebs@andros.cygnus.com>
1090
1091 * interp.c: Minor formatting improvements.
1092 (saved_state_type): Add bank registers.
1093 (bp_holder): New function, use to break on when debugging BUSERROR.
1094 (BUSERROR): Call it if bus error occurs.
1095
1096Wed Jun 26 12:29:22 1996 Jason Molenda (crash@godzilla.cygnus.co.jp)
1097
1098 * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
1099 INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
1100 (docdir): Removed.
1101 * configure.in (AC_PREREQ): autoconf 2.5 or higher.
1102 (AC_PROG_INSTALL): Added.
1103 * configure: Rebuilt.
1104
1105Thu May 16 15:44:29 1996 Ian Lance Taylor <ian@cygnus.com>
1106
1107 * interp.c (saved_state_type): Add memstalls field.
1108 (MA) Define macro.
1109 (sim_resume): New local variable memstalls. Add it back in to
1110 saved_state at the end of the function.
1111 (sim_info): Report memstalls.
1112 * gencode.c (tab): Add MA() to the execution string of all
1113 instructions which access memory.
1114
1115Wed Feb 21 12:16:41 1996 Ian Lance Taylor <ian@cygnus.com>
1116
1117 * configure: Regenerate with autoconf 2.7.
1118
1119Tue Dec 5 16:38:55 1995 Stu Grossman (grossman@cygnus.com)
1120
1121 * gencode.c (mac.l): Don't abort GDB if executing mac.l
1122 instruction (which is unimplemented). Generate a SIGTRAP (in the
1123 simulated target) instead.
1124
1125Mon Dec 4 12:22:24 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1126
1127 * gencode.c (tab): Added several sh3 opcodes.
1128 (think): Added printonmatch for A_SSR and A_SPC.
1129 * interp.c (SSR, SPC): Added definitions.
1130 (saved_state_type): Added ssr and spc registers.
1131
1132Wed Nov 29 12:39:27 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1133
1134 * gencode.c (tab): In shad/shld definitions, negate R[m] before
1135 the and operation instead of after. For shad delete cast. For shld
1136 use UR instead of R and delete cast.
1137
1138Fri Nov 17 12:48:55 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1139
1140 * gencode.c (tab): Add explicit NaN support for ftrc instruction.
1141
1142Wed Nov 15 11:25:27 1995 Stu Grossman (grossman@cygnus.com)
1143
1144 * interp.c: Make target_byte_order be extern to prevent SGI cc from
1145 issuing warnings about the use of common symbols.
1146
1147Tue Nov 14 15:19:43 1995 Stu Grossman (grossman@cygnus.com)
1148
1149 * gencode.c: jsr, bsr and bsrf actually save pc+4 in pr, and rts
1150 actually uses pr+0.
1151
1152Sat Oct 21 13:01:18 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1153
1154 * sh/interp.c (sim_stop_reason): Catch SIGQUIT and indicate
1155 program exited.
1156 (sim_get_quit_code): Delete.
1157
1158 * gencode.c (gensim): Indicate SIGILL instead of calling abort for
1159 default case.
1160
1161Mon Oct 16 18:24:03 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1162
1163 * interp.c (saved_state_type): Move FP registers to immediately
1164 after SR.
1165
1166Tue Oct 10 11:12:15 1995 Fred Fish <fnf@cygnus.com>
1167
1168 * Makefile.in (BISON): Remove macro.
1169
1170Fri Oct 6 12:08:18 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1171
1172 * interp.c (trap, case SYS_utime): Cast second arg of utime to
1173 void * to avoid compiler error.
1174
1175 * interp.c (callback): Remove last change. It is initialized by
1176 a sim_set_callbacks call.
1177
1178Thu Oct 5 14:13:29 1995 steve chamberlain <sac@slash.cygnus.com>
1179
1180 * interp.c (callback): Initialize to default callback.
1181
1182Thu Sep 28 15:26:59 1995 steve chamberlain <sac@slash.cygnus.com>
1183
1184 * run.c: Moved to ../common.
1185 * interp.c (trap): Use gdb's callback interface.
1186 * Makefile.in: Updated.
1187
1188Wed Sep 20 13:35:13 1995 Ian Lance Taylor <ian@cygnus.com>
1189
1190 * Makefile.in (maintainer-clean): New synonym for realclean.
1191
1192Wed Sep 20 09:51:50 1995 steve chamberlain <sac@slash.cygnus.com>
1193
1194 * run.c (sim_callback_write_stdout): New.
1195 * interp.c (trap): Call sim_callback_write_stdout when needed.
1196
1197Mon Sep 18 18:42:27 1995 steve chamberlain <sac@slash.cygnus.com>
1198
1199 * interp.c (trap): Remove useless code.
1200
1201Fri Sep 15 19:30:05 1995 steve chamberlain <sac@slash.cygnus.com>
1202
1203 * syscall.h: Copy from newlib.
1204
1205Thu Sep 14 19:32:59 1995 Stu Grossman (grossman@cygnus.com)
1206
1207 * gencode.c: Back up PC by 2 for breakpoints.
1208 * interp.c: Move fp regs beyond pc/pr/etc to avoid confusing GDB,
fcb38129 1209 which expect pc to immediately follow regs[].
c906108c
SS		 1210
1211Fri Sep 8 14:18:13 1995 Ian Lance Taylor <ian@cygnus.com>
1212
1213 * configure.in: Define CC_FOR_BUILD. Don't call AC_PROG_INSTALL.
1214 * configure: Rebuild.
1215 * Makefile.in (INSTALL): Revert to using install.sh.
1216 (INSTALL_PROGRAM, INSTALL_DATA): Set to $(INSTALL).
1217 (INSTALL_XFORM, INSTALL_XFORM1): Restore.
1218 (CC_FOR_BUILD): Restore.
1219 (gencode): Build using $(CC_FOR_BUILD).
1220 (install): Don't install in $(tooldir).
1221
1222Thu Sep 7 15:02:31 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1223
1224 (Try to) Update to new bfd autoconf scheme.
1225 * run.c: Don't include sysdep.h.
1226 * Makefile.in (INSTALL{,_PROGRAM,_DATA}): Use autoconf computed value.
1227 (CC, CFLAGS, AR, RANLIB): Likewise.
1228 (HDEFINES, TDEFINES): Define.
1229 (CC_FOR_BUILD): Delete.
1230 (host_makefile_frag): Delete.
1231 (Makefile): Don't depend on frags.
1232 * configure.in (sysdep.h): Don't create symlink.
1233 (host_makefile_frag, frags): Deleted.
1234 (CC, CFLAGS, AR, RANLIB, INSTALL): Compute values.
1235 * configure: Regenerated.
1236
1237Thu Aug 31 12:39:07 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1238
1239 * interp.c: Include <math.h>.
1240
1241Wed Aug 30 22:05:17 1995 Jeff Law (law@snake.cs.utah.edu)
1242
1243 * Makefile.in (run): Link in math library too.
1244 * gencode.c (gensim): abort if an unknown opcode is encountered.
1245 * interp.c (FPSCR, FPUL): Define.
1246 (struct save_state): Add fields for floating point registers,
1247 FPSCR and FPUL.
1248 (sim_resume): Add 'F' for accessing floating point registers
1249 in the save state structure.
1250 * gencode.c: Add sh3e opcodes.
1251 (gensym): Define a buffer for int<->fp conversions.
1252
1253Tue Aug 22 14:16:46 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1254
1255 * interp.c (trap): Use trap vector 34 for host system interface.
1256 * gencode.c: Add 34 to conditional which determines which traps
1257 will be handled by simulator.
1258
1259Fri Aug 11 17:59:15 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1260
1261 * run.c: Include <signal.h>. Define SIGQUIT if not defined.
1262 (main): New variables reason and sigrc. After simulator exits,
1263 check to see if it exited because of a signal, and if so, then
1264 use the signal number as the return value.
1265
1266Thu Aug 3 10:45:37 1995 Fred Fish <fnf@cygnus.com>
1267
1268 * Update all FSF addresses except those in COPYING* files.
1269
1270Tue Jul 18 23:33:10 1995 Fred Fish <fnf@fishbowl>
1271
1272 * interp.c (trap): Only use SYS_execv if defined. Might be
1273 implemented as execve(arg1,arg2,0), as with Unixware 2.0.
1274 (sim_resume): In sbit initializer, cast shifted arg to unsigned
1275 to avoid signed integer overflow.
1276
1277Wed Jul 5 14:32:54 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1278
1279 * Makefile.in (clean): Remove run, libsim.a.
1280 (distclean, mostlyclean, realclean): Remove Makefile and
1281 autoconf files.
1282
1283 * sh.mt: Removed.
1284
1285 * Makefile.in, configure.in: converted to autoconf.
1286 * configure: New file, generated with autconf 2.4.
1287
1288Fri Jun 30 16:51:38 1995 Stan Shebs <shebs@andros.cygnus.com>
1289
1290 * interp.c (sim_open): If argument supplied, interpret as
1291 desired memory size.
1292 (parse_and_set_memory_size): New function.
1293 (sim_do_command): New function.
1294
1295Thu Jun 29 10:02:28 1995 Fred Fish <fnf@deneb.cygnus.com>
1296
1297 * interp.c (SYS_wait): Define as SYS_wait4 if available and
1298 SYS_wait is not already defined (SunOS 4.1.3 for example).
1299 (SYS_utime): Define as SYS_utimes if available and
1300 SYS_utime is not already defined.
1301
1302Thu Jun 22 17:25:57 1995 Steve Chamberlain <sac@slash.cygnus.com>
1303
1304 * interp.c: Don't include sys/times.h or sys/param.h
1305
1306Wed Jun 21 15:03:49 1995 Steve Chamberlain <sac@slash.cygnus.com>
1307
1308 * interp.c (SIGBUS, SIGTERM): Define if not.
1309 (sim_memory_size): default to 2^19 on PCs.
1310 (sim_resume): Poll for quits on win32.
1311
1312Wed May 24 16:22:48 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1313
1314 * gencode.c (op_tab): Add SH3 support.
1315
1316Wed May 24 14:07:11 1995 Steve Chamberlain <sac@slash.cygnus.com>
1317
1318 * gencode.c (tab): Add bsrf and braf.
1319
1320Mon Apr 24 15:09:49 1995 Jason Molenda (crash@cygnus.com)
1321
1322 * configure.in: use ../../bfd/hosts/std-host.h, not
1323 ../bfd/hosts/std-host.h (which doesn't exist).
1324
1325Mon Mar 27 10:32:34 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1326
1327 * run.c: parse arguments with getopt().
1328
1329Sun Feb 26 15:27:24 1995 Steve Chamberlain <sac@cygnus.com>
1330
1331 * configure.in: Use ../../bfd/hosts/std-host.h if specific
1332 host unavailable.
1333
1334Mon Jan 23 16:10:58 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1335
1336 * interp.c (macw): Sign extend MACH at bit 10 for non-saturating case.
1337
1338Sun Jan 22 13:55:36 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1339
1340 * gencode.c (op_tab): Make MAC.W call macw, not abort.
1341 * interp.c (macw): New function.
1342 (S): New #define.
1343
1344Sat Jan 21 15:52:30 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1345
1346 * gencode.c (op_tab): New code for ADDV and SUBV.
1347 Make MAC.L abort sicne it is not implemented.
1348
1349 * interp.c (dmul): Handle the signed case by adjusting after unsigned multiply.
1350 Get rid of __GNUC__ conditional.
1351
1352aThu Jan 19 05:50:50 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1353
1354 * gencode.c (op_tab): Also replace NEGC, and try again with SUBC.
1355 Change ADDC for symmetry.
1356
1357 * gencode.c (op_tab): Replace code for ADDC and SUBC.
1358
1359Mon Jan 9 15:43:53 1995 Stu Grossman (grossman@cygnus.com)
1360
1361 * interp.c: Remove def of INLINE. This comes from bfd.h. Also,
1362 declare IOMEM before using it.
1363
1364Wed Dec 28 21:25:31 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1365
1366 * interp.c (BUSERROR): New macro.
1367 ([r|w][bwl]at[little|big]) New functions.
1368 (sim_resume): If GO32 check for interrupt every now
1369 and again. Decrement PC if SIGBUS seen.
1370 * run.c (main): Return result of simulated _exit.
1371
1372Mon Dec 5 21:59:51 1994 Doug Evans <dje@canuck.cygnus.com>
1373
1374 * Makefile.in (gencode): Allow build in different directory.
1375
1376Wed Nov 30 17:47:13 1994 Jim Wilson <wilson@chestnut.cygnus.com>
1377
1378 * Makefile.in (gencode): Change $< to gencode.c for portability.
1379
1380Wed Nov 23 21:31:55 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1381
1382 * interp.c ([wr][bwl]at): New functions.
1383 (trap): Cope with both byte modes.
1384
1385Thu Sep 8 17:35:07 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1386
1387 * gencode.c (tab): Simulate T bit after a negc insn right.
1388 * interp.c (RSBAT): Sign extend the arg.
1389 (ACE_FAST): New macro.
1390 (sim_resume): Remove obsolete test of sim_timeout.
1391
1392Fri Aug 5 14:12:31 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1393
1394 * interp.c (IOMEM): New function, simulates very basic I/O area of
1395 the SH.
1396 (WBAT, RBAT) : Call I/O functions.
1397 * gencode.c (tab): Special case trapa #3.
1398
1399Mon Jun 27 18:04:54 1994 Steve Chamberlain (sac@cirdan.cygnus.com)
1400
1401 * run.c (main): Specify the file type again.
1402
1403Thu May 26 19:04:37 1994 Steve Chamberlain (sac@thepub.cygnus.com)
1404
1405 * interp.c (trap): Fix irix incompatibility.
1406 * run.c (main): open without specifying file type.
1407
1408Wed May 18 14:18:53 1994 Doug Evans (dje@canuck.cygnus.com)
1409
1410 * interp.c (sim_*): Make result void where there isn't one.
1411 (sim_set_pc): Delete.
1412 (sim_info): Delete printf_fn arg, all callers changed.
1413 Call printf_filtered instead.
1414 (sim_close): New function.
1415 (sim_load): New function.
1416 (sim_create_inferior): Renamed from sim_set_args, all callers changed.
1417 * run.c: #include <varargs.h>, "remote-sim.h".
1418 (printf_filtered): New function.
1419
1420Wed Apr 27 12:03:48 1994 Steve Chamberlain (sac@cygnus.com)
1421
1422 * gencode.c (table): Get direction of some opcodes right.
1423 (trapa, rte): Implement fully.
1424 * interp.c (trap): Make stat call more portable.
1425
1426Fri Feb 11 21:59:38 1994 Steve Chamberlain (sac@sphagnum.cygnus.com)
1427
1428 * gencode.c (main, gendefines): New -d option prints table of defines.
1429 * interp.c (trap): Add a load of system calls.
1430 (sim_memory_size): Now default to 8Mbyte.
1431 (PARANOID): Keep vector of registers with undefined contents.
1432
1433Mon Nov 15 14:37:18 1993 Steve Chamberlain (sac@jonny.cygnus.com)
1434
1435 * gencode.c: mova uses aligned addresses
1436 * interp.c (trap): Return results in r0.
1437
1438Tue Oct 26 10:38:55 1993 Doug Evans (dje@canuck.cygnus.com)
1439
1440 * Makefile.in (CSEARCH): Add -I$(srcdir)/../../gdb
1441 * interp.c: #include "remote-sim.h".
1442 (sim_resume): int result, new arg `siggnal'.
1443 (sim_write): Use SIM_ADDR for type of arg `addr'.
1444 (sim_read): Use SIM_ADDR for type of arg `addr'.
1445 Use unsigned char * for `buffer'.
1446 (sim_store_register): int result.
1447 (sim_fetch_register): Ditto.
1448 (sim_stop_reason): Renamed from sim_stop_signal. New arg `reason'.
1449 (sim_set_pc): int result, use SIM_ADDR for type of arg `x'.
1450 (sim_info): int result, new args `verbose', `printf_fn'.
1451 (sim_kill): int result.
1452 (sim_open): int result, new arg `name'.
1453 * run.c: #include <stdio.h>
1454 (main): Update call to sim_info.
1455
1456Sat Oct 23 15:09:29 1993 Doug Evans (dje@canuck.cygnus.com)
1457
1458 * interp.c (sim_stop_signal): Result is now enum sim_stop.
1459
1460Fri Oct 8 10:47:09 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1461
1462 * gencode.c (table): Becomes unsigned.
1463 * interp.c (trap): Get right breakpoint SIGnum. (sim_write,
1464 sim_read): Return number of bytes copied. (sim_store_register):
1465 Value passed by reference. (sim_kill, sim_open, sim_set_args): New functions.
1466
1467Tue Sep 7 16:24:13 1993 Stan Shebs (shebs@rtl.cygnus.com)
1468
1469 * interp.c (sim_info): Fix small typo in printf string.
1470
1471Thu Aug 5 11:37:48 1993 Stan Shebs (shebs@rtl.cygnus.com)
1472
1473 * interp.c (sim_resume): Set memory after pointers inited.
1474
1475Mon Aug 2 14:13:22 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1476
1477 * interp.c (get_now): Use time system call.
1478 * Makefile.in: install correctly.
1479
1480Tue Jul 6 10:30:46 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1481
1482 * run.c (main), interp.c (sim_set_timeout): Remove timeout
1483 functionality.
1484
1485Thu Jun 24 13:29:57 1993 david d `zoo' zuhn (zoo at rtl.cygnus.com)
1486
1487 * Makefile.in: don't run indent everytime; also add a space in the
1488 includes
1489
1490Thu Jun 17 18:30:42 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1491
1492 * gencode.c: Fix some opcodes.
1493 * interp.c: Support for profiling and portability fixes.
1494 * run.c (main): Get profiling args.
1495
1496Wed May 5 13:17:22 1993 Steve Chamberlain (sac@cygnus.com)
1497
1498 * gencode.c (tab): Lint for sgi compiler
1499 * interp.c: Lint for sgi compiler.
1500
1501Mon May 3 15:25:33 1993 Steve Chamberlain (sac@thepub.cygnus.com)
1502
1503 * run.c (main): Support for resizing simulated RAM.
1504 * Makefile.in: Support for broken makes.
1505 * interp.c, gencode.c: Lint.
1506
1507Mon Apr 26 18:01:10 1993 Steve Chamberlain (sac@thepub.cygnus.com)
1508
1509 * created
1510
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