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sim: update zlib handling
[thirdparty/binutils-gdb.git] / sim / sh / ChangeLog
CommitLineData
aadc9410
MF		 12015-03-31 Mike Frysinger <vapier@gentoo.org>
2
3 * config.in, configure: Regenerate.
4
62454d3d
MF		 52015-03-28 Mike Frysinger <vapier@gentoo.org>
6
7 * Makefile.in (SIM_RUN_OBJS, SIM_EXTRA_CFLAGS): Delete.
8 (SIM_OBJS): Change to $(SIM_NEW_COMMON_OBJS).
9 * interp.c: Delete run-sim.h include. Include sim-main.h, sim-base.h,
10 and sim-options.h.
11 (SEXT, SEXT32): Undefine.
12 (sim_write): Delete prototype.
13 (regstacktype, saved_state_type): Move to sim-main.h.
14 (target_little_endian): Replace with CURRENT_TARGET_BYTE_ORDER.
15 (host_little_endian): Replace with CURRENT_HOST_BYTE_ORDER.
16 (sim_kind, myname, tracing, sim_stop, sim_trace, sim_set_profile,
17 sim_set_profile_size, sim_load, sim_set_callbacks,
18 sim_complete_command): Delete.
19 (sim_size): Mark static.
20 (init_pointers): Delete host_little_endian setup.
21 (sim_resume): Delete tracing check.
22 (free_state): New cleanup function.
23 (sim_open): Rewrite to use new common logic.
24 (sim_create_inferior): Call init_dsp.
25 * sim-main.h: New file.
26 * tconfig.h: Delete file.
27
5fa71a1b
MF		 282015-03-28 Mike Frysinger <vapier@gentoo.org>
29
30 * gencode.c (ppi_gensim): Convert old style prototype with ppi_insn.
31 * interp.c: Include ctype.h and run-sim.h.
32 [HAVE_TIME_H]: Include time.h
33 [HAVE_SYS_TIME_H]: Include sys/time.h
34 [!_WIN32]: Include utime.h and sys/wait.h.
35 (set_fpscr1, raise_exception, raise_buserror, get_dr, set_dr, set_sr,
36 do_rdat, do_wdat, process_wlat_addr, process_wwat_addr,
37 process_wbat_addr, process_rlat_addr, process_rwat_addr,
38 process_rbat_addr, IOMEM, get_now, now_persec, swapout, swapout16,
39 ptr, strswaplen, strnswap, dmul, macw, macl, get_loop_bounds_ext,
40 get_loop_bounds, sim_size, init_dsp, init_pointers, dump_profile,
41 gotcall, sim_stop, sim_write, sim_read, sim_store_register,
42 sim_fetch_register, sim_trace, sim_stop_reason, sim_info,
43 sim_set_profile, sim_set_profile_size, sim_open,
44 parse_and_set_memory_size, sim_close, sim_load, sim_create_inferior,
45 sim_do_command, sim_set_callbacks): Convert old style prototype.
46 (fail): Delete unused function.
47 (wlat_fast, wwat_fast, wbat_fast, rlat_fast, rwat_fast, rbat_fast):
48 Delete unused prototypes.
49 (wlat_fast, wwat_fast, wbat_fast, rlat_fast, rwat_fast, rbat_fast,
50 swap, swap16):
51 Convert old style prototype and move INLINE before the type.
52 (trap): Convert old style prototype. Add casts to wait and sim_write
53 calls.
54 (div1): Convert old style prototype. Change return to void.
55 (do_long_move_insn, do_blog_insn, fsca_s, fsrra_s, mcalloc): Mark
56 static.
57 (sim_resume): Convert old style prototype. Align printf format and
58 args.
59
02131c7f
MF		 602015-03-28 Mike Frysinger <vapier@gentoo.org>
61
62 * gencode.c (ppi_gensim): Add missing */. Change case 4 to case 5.
63
ed4d32c2
MF		 642015-03-28 Mike Frysinger <vapier@gentoo.org>
65
66 * Makefile.in (gencode): Add $(BUILD_CFLAGS), $(BUILD_LDFLAGS),
67 and $(WARN_CFLAGS).
68 * gencode.c: Include ctype.h, stdlib.h, string.h, and unistd.h.
69 (struct op): Mark members const.
70 (tab): Mark static.
71 (nibble_type_list): Mark const.
72 (arg_type_list): Mark const.
73 (make_enum_list): Delete unused func.
74 (qfunc, expand_opcode, dumptable, expand_ppi_code): Convert old
75 style prototype and mark args const.
76 (sorttab, gengastab, conflict_warn, filltable, expand_ppi_movxy,
77 gensim, ppi_filltable): Convert old style prototype.
78 (gensim_caselist): Convert old style prototype. Mark local
79 variables s and r const.
80 (gendefines): Convert old style prototype. Mark s const. Move
81 tolower call into printf statement.
82 (ppi_gensim): Convert old style prototype. Mark local variable
83 s const.
84 (main): Convert old style prototype. Change printf %d to %zu.
85
6d89786c
MF		 862015-03-28 Mike Frysinger <vapier@gentoo.org>
87
88 * config.in, configure: Regenerate.
89 * configure.ac: Call SIM_AC_OPTION_ENDIAN, SIM_AC_OPTION_ALIGNMENT,
90 SIM_AC_OPTION_HOSTENDIAN, SIM_AC_OPTION_ENVIRONMENT,
91 SIM_AC_OPTION_INLINE, SIM_AC_OPTION_WARNINGS.
92
ae7d0cac
MF		 932015-03-16 Mike Frysinger <vapier@gentoo.org>
94
95 * config.in, configure: Regenerate.
96 * tconfig.in: Rename file ...
97 * tconfig.h: ... here.
98
465fb143
MF		 992015-03-14 Mike Frysinger <vapier@gentoo.org>
100
101 * Makefile.in (SIM_EXTRA_CFLAGS): Set to
102 -DSIM_USE_DEPRECATED_RUN_FRONTEND.
103 (SIM_RUN_OBJS): Set to run.o.
104
5cddc23a
MF		 1052015-03-14 Mike Frysinger <vapier@gentoo.org>
106
107 * configure.ac (AC_CHECK_HEADERS): Delete.
108 * aclocal.m4, configure: Regenerate.
109
57df9adf
OE		 1102014-10-14 Oleg Endo <olegendo@gcc.gnu.org> (tiny patch)
111
112 * gencode.c (fabs, fneg): Implement as integer operation
113 instead of using the FP_UNARY macro.
114
2974be62
AM		 1152014-08-19 Alan Modra <amodra@gmail.com>
116
117 * configure: Regenerate.
118
faa743bb
RM		 1192014-08-15 Roland McGrath <mcgrathr@google.com>
120
121 * configure: Regenerate.
122 * config.in: Regenerate.
123
60d847df
MF		 1242014-03-10 Mike Frysinger <vapier@gentoo.org>
125
126 * interp.c (parse_and_set_memory_size): Add const to str.
127 (sim_do_command): Add const to cmd and sms_cmd.
128
b2b255bd
MF		 1292014-03-05 Mike Frysinger <vapier@gentoo.org>
130
131 * interp.c (sim_load): Add const to prog.
132
ef3e8cf7
MF		 1332014-02-17 Mike Frysinger <vapier@gentoo.org>
134
135 PR gdb/16450
136 * interp.c (control_c): Delete.
137 (sim_resume): Delete signal(SIGINT) handling.
138
bf3d9781
AM		 1392013-09-23 Alan Modra <amodra@gmail.com>
140
141 * configure: Regenerate.
142
31e6ad7d
MF		 1432013-06-03 Mike Frysinger <vapier@gentoo.org>
144
145 * aclocal.m4, configure: Regenerate.
146
5f3ef9d0
JB		 1472012-06-15 Joel Brobecker <brobecker@adacore.com>
148
149 * config.in, configure: Regenerate.
150
2232061b
MF		 1512012-03-24 Mike Frysinger <vapier@gentoo.org>
152
153 * aclocal.m4, config.in, configure: Regenerate.
154
f95586a4
KB		 1552012-02-16 Kevin Buettner <kevinb@redhat.com>
156
157 * interp.c (MA): Adjust cast to avoid warning on 64-bit hosts.
158
159 * interp.c (sim_store_register, sim_fetch_register): Return
160 length, not -1.
161
db2e4d67
MF		 1622011-12-03 Mike Frysinger <vapier@gentoo.org>
163
164 * aclocal.m4: New file.
165 * configure: Regenerate.
166
9c082ca8
MF		 1672011-10-17 Mike Frysinger <vapier@gentoo.org>
168
169 * configure.ac: Change include to common/acinclude.m4.
170
6ffe910a
MF		 1712011-10-17 Mike Frysinger <vapier@gentoo.org>
172
173 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
174 call. Replace common.m4 include with SIM_AC_COMMON.
175 * configure: Regenerate.
176
af9f7da7
MF		 1772011-04-16 Mike Frysinger <vapier@gentoo.org>
178
179 * interp.c (sim_complete_command): New stub function.
180
5558e7e6
MF		 1812010-04-14 Mike Frysinger <vapier@gentoo.org>
182
183 * interp.c (sim_write): Add const to buffer arg.
184
22e041e2
MM		 1852010-01-12 Masaki Muranaka <monaka@monami-software.com>
186
187 * interp.c: Don't include sysdep.h.
188 Include stdio.h and errno.h.
189 Include string.h strings.h stdlib.h sys/stat.h if present.
190
3725885a
RW		 1912010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
192
193 * configure: Regenerate.
194
d6416cdc
RW		 1952009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
196
81ecdfbb
RW		 197 * config.in: Regenerate.
198 * configure: Likewise.
199
d6416cdc
RW		 200 * configure: Regenerate.
201
b5bd9624
HPN		 2022008-07-11 Hans-Peter Nilsson <hp@axis.com>
203
204 * configure: Regenerate to track ../common/common.m4 changes.
205 * config.in: Ditto.
206
6efef468
JM		 2072008-06-06 Vladimir Prus <vladimir@codesourcery.com>
208 Daniel Jacobowitz <dan@codesourcery.com>
209 Joseph Myers <joseph@codesourcery.com>
210
211 * configure: Regenerate.
212
f3876f69
AS		 2132008-02-04 Antony King <antony.king@st.com>
214
215 * interp.c (macl): Fix non-portable implementation.
216
4d439271
DP		 2172007-10-08 Andrew Stubbs <andrew.stubbs@st.com>
218
219 * gencode.c (tab): Add RAISE_EXCEPTION_IF_IN_DELAY_SLOT to the
220 definition of PC relative 'mov.l'/'mov.w' and also 'mova'.
221
6a1754a3
DJ		 2222007-03-02 Andrew Stubbs <andrew.stubbs@st.com>
223
224 * gencode.c (tab): Correct pre-decrement instructions when m == n.
225
edc5d9ec
HPN		 2262006-12-21 Hans-Peter Nilsson <hp@axis.com>
227
228 * acconfig.h: Remove.
229 * config.in: Regenerate.
230
e85e3205
RE		 2312006-06-13 Richard Earnshaw <rearnsha@arm.com>
232
233 * configure: Regenerated.
234
2f0122dc
DJ		 2352006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
236
237 * configure: Regenerated.
238
20e95c23
DJ		 2392006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
240
241 * configure: Regenerated.
242
72a37d8d
AS		 2432005-11-10 Andrew Stubbs <andrew.stubbs@st.com>
244
245 * interp.c (sim_memory_size): Use same amount of memory on Windows as
246 elsewhere.
247
6a8492b5
JR		 2482005-09-19 J"orn Rennecke <joern.rennecke@st.com>
249
250 * interp.c (<sys/mman.h>): Include.
251 (mcalloc): New function / macro.
252 (mfree): New macro.
253 (sim_size): Use mcalloc and mfree.
254
63bee803
JR		 2552005-08-02 J"orn Rennecke <joern.rennecke@st.com>
256
257 * interp.c (strswaplen): Add one for '\0' delimiter.
258
195b8a57
DJ		 2592005-06-16 Daniel Jacobowitz <dan@codesourcery.com>
260
261 * gencode.c (tab): Avoid lvalue casts. Suggested by
262 Ralf Corsepius <ralf.corsepius@rtems.org>.
263
53f541af
JL		 2642005-04-12 Jonathan Larmour <jifl@eCosCentric.com>
265
266 * gencode.c (tab): Avoid inserting code before variables all declared.
267
2b193c4a
MK		 2682005-03-23 Mark Kettenis <kettenis@gnu.org>
269
270 * configure: Regenerate.
271
35695fd6
AC		 2722005-01-14 Andrew Cagney <cagney@gnu.org>
273
274 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
275 explicit call to AC_CONFIG_HEADER.
276 * configure: Regenerate.
277
f0569246
AC		 2782005-01-12 Andrew Cagney <cagney@gnu.org>
279
280 * configure.ac: Update to use ../common/common.m4.
281 * configure: Re-generate.
282
38f48d72
AC		 2832005-01-11 Andrew Cagney <cagney@localhost.localdomain>
284
285 * configure: Regenerated to track ../common/aclocal.m4 changes.
286
b7026657
AC		 2872005-01-07 Andrew Cagney <cagney@gnu.org>
288
289 * configure.ac: Rename configure.in, require autoconf 2.59.
290 * configure: Re-generate.
291
379832de
HPN		 2922004-12-08 Hans-Peter Nilsson <hp@axis.com>
293
294 * configure: Regenerate for ../common/aclocal.m4 update.
295
ae0a84af
CV		 2962004-09-08 DJ Delorie <dj@redhat.com>
297
298 Commited by Corinna Vinschen <vinschen@redhat.com>
299 * gencode.c (movua.l): Compensate for endianness.
300
3012004-09-08 Corinna Vinschen <vinschen@redhat.com>
302
303 * interp.c (RAISE_EXCEPTION_IF_IN_DELAY_SLOT): New macro.
304 (in_delay_slot): New flag variable.
305 (Delay_Slot): Set in_delay_slot.
306 (sim_resume): Reset in_delay_slot after leaving code switch.
307 * gencode.c (op tab): Call RAISE_EXCEPTION_IF_IN_DELAY_SLOT for all
308 instructions not allowed in delay slots.
309
3102004-09-08 Michael Snyder <msnyder@redhat.com>
311
312 Commited by Corinna Vinschen <vinschen@redhat.com>
313 Introduce SH2a support.
314 * interp.c: Change type of jump table to short. Add various macros.
315 (sim_load): Save the bfd machine code.
316 (sim_create_inferior): Ditto.
317 (union saved_state_type): Add tbr, ibnr and ibcr registers.
318 Move bfd_mach to end of struct. Add regstack pointer.
319 (init_dsp): Don't swap contents of sh_dsp_table any more. Instead
320 use it directly in its own switch statement. Allocate space for 512
321 register banks.
322 (do_long_move_insn): New function.
323 (do_blog_insn): Ditto.
324 (trap): Use trap #13 and trap #14 to set ibnr and ibcr.
325 * gencode.c: Move movx/movy insns into separate switch statement.
326 (op tab): Add sh2a insns. Reject instructions that are disabled
327 on that chip.
328 (gensim_caselist): Generate default case here instead of in caller.
329 (gensim): Generate two separate switch statements. Call
330 gensim_caselist once for each (for movsxy_tab and for tab).
331 Add tokens for r15 and multiple regs.
332 (conflict_warn, warn_conflicts): Add for debugging.
333
a134f341
JR		 3342004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
335
336 * gencode.c (tab): For shad snd shld, fix result for
337 (op1 < 0 && shift_amount == 0).
338
915213a4
MS		 3392004-02-02 Michael Snyder <msnyder@redhat.com>
340
341 * gencode.c (movua.l): Set thislock to 0, not n.
342
3e511797
MS		 3432004-02-12 Michael Snyder <msnyder@redhat.com>
344
345 * gencode.c (table): Change from char to short.
346 (dumptable): Change generated table from char to short.
347 * interp.c (sh_jump_table, sh_dsp_table, ppi_table): char to short.
348 (init_dsp): Compute size of sh_dsp_table.
349 (sim_resume): Change jump_table from char to short.
350
4ae0cff4
MS		 3512004-01-27 Michael Snyder <msnyder@redhat.com>
352
0145ab2e
MS		 353 * gencode.c: (op tab): Some refs and defs fixes.
354 "fsrra" -> "fsrra <FREG_N>".
355 "sleep": replace array ref with array addr.
356 "trapa": ditto.
357 Comment and whitespace clean-ups.
4ae0cff4 358
86bc60eb
MS		 3592004-01-07 Michael Snyder <msnyder@redhat.com>
360
87acb4a7
MS		 361 * gencode.c: Whitespace cleanup.
362 * interp.c: Ditto.
363
86bc60eb
MS		 364 * gencode.c: Replace 'Hitachi' with 'Renesas'.
365 (op tab): Add new instructions for sh4a, DBR, SBR.
366 (expand_opcode): Add handling for new movxy combinations.
367 (gensym_caselist): Ditto.
368 (expand_ppi_movxy): Remove movx/movy expansions,
369 now handled in expand_opcode.
370 (gensym): Add some helpful macros.
371 (expand_ppi_code): Flatten loop for simplicity, tweak for 12-bit
372 instead of 8-bit table (some insns are ambiguous to 8 bits).
373 (ppi_gensim, main): Generate 12-bit instead of 8-bit ppi table.
374
375 * interp.c: Replace 'Hitachi' with 'Renesas'.
376 (union saved_state_type): Add dbr, sgr, ldst.
377 (get_loop_bounds_ext): New function.
378 (init_dsp): Add bfd_mach_sh4al_dsp.
379 (sim_resume): Handle extended loop bounds.
380
673fc5d0
MS		 3812003-12-18 Michael Snyder <msnyder@redhat.com>
382
383 * gencode.c (expand_opcode): Simplify and reorganize.
384 Eliminate "shift" parameter. Eliminate "4 bits at a time"
385 assumption. Flatten switch statement to a single level.
386 Add "eeee" token for even-numbered registers.
387 (bton): Delete.
388 (fsca): Use "eeee" token.
389 (ppi_moves): Rename to "expand_ppi_movxy". Do the ddt
390 [movx/movy] expansion here, as well as the ppi expansion.
391 (gensim_caselist): Accept 'eeee' along with 'nnnn'.
392
794cd17b
JR		 3932003-11-03 J"orn Rennecke <joern.rennecke@superh.com>
394
395 * interp.c (fsca_s, fsrra_s): New functions.
396 * gencode.c (tab): Add entries for fsca and fsrra.
397 (expand_opcode): Allow variable length n / m fields.
398
8822d001
JR		 3992003-10-15 J"orn Rennecke <joern.rennecke@superh.com>
400
401 * syscall.h (SYS_truncate, SYS_ftruncate): Define.
402 * interp.c (trap): Add support for SYS_ftruncate and SYS_truncate.
403
d1789ace
MS		 4042003-08-11 Shrinivas Atre <shrinivasa@KPITCummins.com>
405 * sim/sh/gencode.c ( tab[] ): Addition of MAC.L handler and
406 correction for MAC.W handler
407 * sim/sh/interp.c ( macl ): New Function. Implementation of
408 MAC.L handler.
409
240f98d3
MS		 4102003-08-07 Michael Snyder <msnyder@redhat.com>
411
412 * gencode.c (expand_ppi_code): Comment spelling fix.
413
437b0e60
MS		 4142003-07-25 Michael Snyder <msnyder@redhat.com>
415
416 * gencode.c (pshl): Change < to <= (shift by 16 is allowed).
417 Cast argument of >> to unsigned to prevent sign extension.
418 (psha): Change < to <= (shift by 32 is allowed).
419
32fcda6a
MS		 4202003-07-24 Michael Snyder <msnyder@redhat.com>
421
422 * gencode.c: Fix typo in comment.
423
e343a93a
MS		 4242003-07-23 Michael Snyder <msnyder@redhat.com>
425
426 * gencode.c: A few more fix-ups of refs and defs.
427 (frchg): Raise SIGILL if in double-precision mode.
428 (ldtlb): We don't simulate cache, so this is a no-op.
429 (movsxy_tab): Correct a few bit pattern errors.
430
c13a4caa
MS		 4312003-07-09 Michael Snyder <msnyder@redhat.com>
432
1b606171 433 * gencode.c (prnd): Clear LSW of result to zeros.
fcfae95c 434 * gencode.c (pmuls): Expression is mis-parenthesized.
c13a4caa
MS		 435 * gencode.c (ppi_gensim): For a conditional ppi insn, if the
436 condition is false, we want to return (not break). A break
437 will take us to the end of the function where registers will
438 be updated, whereas the desired outcome is for nothing to change.
439
e53a5a69
MS		 4402003-07-03 Michael Snyder <msnyder@redhat.com>
441
442 * gencode.c (movs): Fix a couple of text transpositions.
443
15dee5d5
MS		 4442003-06-27 Michael Snyder <msnyder@redhat.com>
445
b939d772
MS		 446 * gencode.c (op tab): Some fix-ups of refs and defs.
447 (ocbi, ocbp): Cache not simulated, but may cause memory fault.
448 (gensym_caselist): Add default case to switch statement.
449 (expand_ppi_code): Add default case to switch statement.
d2f18ae4 450 * gencode.c (op tab): Implement movca.l.
9e1d0fc1 451 * gencode.c (op movsxy_tab): Fix an error in the bit pattern.
15dee5d5
MS		 452 * gencode.c (gensim_caselist): The movy instructions use
453 registers R6 and R7 (not R4 and R5 like the movx insns).
454
8dc30ef7
MS		 4552003-06-27 Michael Snyder <msnyder@redhat.com>
456
0b282859
MS		 457 * gencode.c (op movsxy_tab): Fix up some copy/paste errors
458 in name: s/REG_x/REG_y/.
459
8dc30ef7
MS		 460 * gencode.c (op tab): Move misplaced semicolon.
461
6b4a8935
AC		 4622003-02-27 Andrew Cagney <cagney@redhat.com>
463
464 * interp.c (init_dsp, sim_open, sim_create_inferior): Rename _bfd
465 to bfd.
466
fd8f4948
JR		 467Fri Oct 11 16:22:28 2002 J"orn Rennecke <joern.rennecke@superh.com>
468
469 * interp.c (trap): Return int. Take extra parameter for address
470 of the trap instruction. Changed all callers.
471 Add case 33 for profiling.
472 * gencode.c (trapa): Handle trap 33 using the trap function.
473 Add read of vector for generic traps.
474
2f14585c
JR		 475Wed Jul 17 19:36:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
476
477 * Makefile.in (interp.o): Depend on $(srcroot)/include/gdb/sim-sh.h.
478 * interp.c: Include "gdb/sim-sh.h".
479 (sim_store_register, sim_fetch_register): Use constants defined there.
480
dc9feb5c
JR		 481Tue Jun 18 16:53:11 2002 J"orn Rennecke <joern.rennecke@superh.com>
482
483 * interp.c (sim_resume): Fix setting of bus error for
484 instruction fetch.
485
c8cca39f
AC		 4862002-06-16 Andrew Cagney <ac131313@redhat.com>
487
488 * configure: Regenerated to track ../common/aclocal.m4 changes.
489
3c25f8c7
AC		 4902002-06-08 Andrew Cagney <cagney@redhat.com>
491
492 * interp.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
493
de0492b6
AO		 4942001-01-30 Ben Elliston <bje@redhat.com>
495
496 * interp.c (sim_create_inferior): Record program arguments for
497 later inspection by the trap handler.
498 (count_argc): New function.
499 (prog_argv): Declare static.
500 (sim_write): Declare.
501 (trap): Implement argc, argnlen and argn system calls. Do not
502 abort on unknown system calls--simply return -1.
503 * syscall.h (SYS_argc, SYS_argnlen, SYS_argn): Define.
504
55406459
AO		 5052001-01-24 Alexandre Oliva <aoliva@redhat.com>
506
507 * interp.c (trap): Implement time.
508
8f1e3ff5
BE		 5092000-10-24 Ben Elliston <bje@redhat.com>
510
511 * gencode.c (tab): Delimit strings with commas where applicable.
512
eb2d80b4
AC		 513Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
514
515 * configure: Regenerated to track ../common/aclocal.m4 changes.
516
63978407
JR		 517Mon May 15 22:04:51 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
518
519sh-dsp support, simulator speedup by using host byte order:
520
521 * Makefile.in (interp.o): Depends on ppi.c .
522 (ppi.c): New rule.
523 * gencode.c (printonmatch, think, genopc): Deleted.
524 (MAX_NR_STUFF): Now 42.
525 (tab): Add SH-DSP CPU instructions.
526 Amalgamate ldc / stc / lds / sts instructions with similar
527 bit patterns. Fix opcodes of stc Rm_BANK,@-<REG_N>.
528 Fix semantics of lds.l @<REG_N>+,MACH (no sign extend).
529 (movsxy_tab): New array.
530 For movs, change MMMM field to GGGG, and mmmm field to MMMM.
531 Added entries for movx, movy and parallel processing insns.
532 (ppi_tab): New array.
533 (qfunc): Stabilize sort.
534 (expand_opcode): Handle [01][01]NN, [01][01]xx and [01][01]yy.
535 Handle 'M', 'G' 's' 'X', 'a', 'Y' and 'A'.
536 (dumptable): Now takes three arguments. Changed all callers.
537 Emit just one contigous jump table.
538 (filltable): Now takes an argument. Changed all callers.
539 Make index static.
540 (ppi_moves, expand_ppi_code, ppi_filltable, ppi_gensim): New functions.
541 (gensim_caselist): New function, broken out of gensim.
542 Handle opcode fields 'x', 'y', 's', 'M', 'G', 'X', 'a', and 'Y'.
543 Handle ref '9'.
544 (gensim): Handle 'N' in code field and '8' in refs field.
545 Call gensim_caselist - twice.
546 (ppi_index): New static variable.
547 (main): Unsupport default action.
548 Add dsp support for -x / -s option. Add -p option.
549 * interp.c (sh_jump_table, sh_dsp_table, ppi_table): Declare.
550 (saved_state_type): Rearrange to allow amalgamated ldc / stc /
551 lds / sts to work efficiently.
552 (target_dsp): New static variable.
553 (GBR, VBR, SSR, SPC, MACH, MACL): Reflect saved_state_type change.
554 (FPUL, Rn_BANK, SET_Rn_BANK, M, Q, S, T, SR_BL, SR_RB): Likewise.
555 (SR_MD, SR_RC, SET_SR_BIT, GET_SR, SET_RC, GET_FPSCR): Likewise.
556 (RS, RE, MOD, MOD_ME, DSP_R): Likewise.
557 (set_fpscr1): Likewise. Use target_dsp to check for dsp.
558 (MOD_MSi, SIG_BUS_FETCH): Deleted.
559 (CREG, SREG, PR, SR_MASK_DMY, SR_MASK_DMX, SR_DMY): New macros.
560 (SR_DMX, DSR, MOD_DELTA, GET_DSP_GRD): Likewise.
561 (SET_MOD): Reflect saved_state_type change. Set MOD_DELTA instead
562 of MOD_MS, and encode SR_DMY / SR_DMX into high word of MOD_ME.
563 (set_sr): Reflect saved_state_type change. Fix SR_RB handling.
564 Use SET_MOD.
565 (MA, L, TL, TB): Now controlled by ACE_FAST.
566 (SEXT32): Just cast to int.
567 (SIGN32): Fixed to only shift by 31.
568 (CHECK_INSN_PTR): SIGBUS at insn fetch now represented by insn_end 0.
569 (ppi_insn): Declare.
570 (ppi.c): Include.
571 (init_dsp): Set target_dsp. When it changes, switch end of
572 sh_jump_table with sh_dsp_table.
573 (sim_resume) Don't declare sh_jump_table0. Use sh_jump_table instead.
574 Don't Declare PR if it's #defined.
575 Fix single-stepping (Was broken in Mar 6 16:59:10 patch).
576 (sim_store_register, sim_read_register): Translate accesses to
577 reflect saved_state_type change.
578
579 * interp.c (set_sr): Set sr.
580 (SET_RC, MOD, MOD_MS, MOD_ME, SET_MOD, MOD_MS, MOD_ME): New macros.
581 (set_fpscr1): Don't bank-switch fpu registers when simulating sh-dsp.
582 (DSP_R): Fix definition.
583 (sim_resume): Remove outdated SET_SR use.
584
585 * interp.c (saved_state): New members for struct member asregs:
586 rs, re, insn_end, xram_start, yram_start.
587 (struct loop_bounds): New struct.
588 (SKIP_INSN): New macro.
589 (get_loop_bounds): New function.
590 (endianw): Renamed to global_endianw.
591 (maskw): negated bits.
592 (PC): Now insn_ptr.
593 (SR_MASK_RC, SR_RC_INCREMENT, SR_RC, RAISE_EXCEPTION): New macros.
594 (RS, RE, DSP_R, DSP_GRD, A1, A0, X0, X1, Y0, Y1, M0, A1G): Likewise.
595 (M1, A0G, RIAT, PT2H, PH2T, SET_NIP, CHECK_INSN_PTR): Likewise.
596 (SIG_BUS_FETCH): Likewise
597 (raise_exception, riat_fast): New functions.
598 (raise_buserror, sim_stop): Use raise_exception.
599 (PROCESS_SPECIAL_ADDRESS): Use xram_start / yram_start.
600 (BUSERROR, WRITE_BUSERROR, READ_BUSERROR):
601 Reverse sense of mask argument.
602 (FP_OP, set_dr): Use RAISE_EXCEPTION.
603 (wlat_fast, wwat_fast, wbat_fast, rlat_fast, rwat_fast, rbat_fast):
604 Declare. Remove redundant masking.
605 (wwat_fast, rwat_fast): Add argument endianw. Changed callers.
606 (MA): Updated for change pc -> PC.
607 (Delay_Slot): Use RIAT.
608 (empty): Deleted.
609 (trap): Remove argument little_endian. Add argument endianw.
610 Changed all callers. Use raise_exception.
611 (macw): Add argument endainw. Changed all callers.
612 (init_dsp): New function, extended after broken out of init_pointers.
613 (sim_resume): Replace pc with insn_ptr. Replace little_endian with
614 endianw. Replace nia with nip. Reverse sense of maskb / maskw /
615 maskl. Implement logic for zero-overhead loops. Don't try to
616 interpret garbage when getting a SIGBUS at insn fetch.
617 (sim_open): Call init_dsp.
618 * gencode.c (tab): Use SET_NIP instead of nia = . Use PH2T / PT2H /
619 RAISE_EXCEPTION where appropriate.
620 Add extra cycles for brai, braf , bsr, bsrf, jmp, jsr.
621
622 * interp.c (sim_store_register, sim_fetch_register):
623 Do proper endianness switch.
624
625 * interp.c (saved_state_type): New members for struct member asregs:
626 xymem_select, xmem, ymem, xmem_offset, ymem_offset.
627 (special_address): Delete.
628 (BUSERROR): Now a two-argument predicate.
629 (PROCESS_SPECIAL_ADDRESS, WRITE_BUSERROR, READ_BUSERROR): New macros.
630 (wlat_little, wwat_little, wbat_any, wlat_big, wwat_big): Delete.
631 (process_wlat_addr, process_wwat_addr): New functions.
632 (process_wbat_addr, process_rlat_addr, process_rwat_addr): Likewise.
633 (process_rbat_addr): Likewise.
634 (wlat_fast, wwat_fast, wbat_fast): Use WRITE_BUSERROR.
635 (rlat_little, rwat_little, rbat_any, rlat_big, rwat_big): Delete.
636 (rlat_fast, rwat_fast, rbat_fast): Use READ_BUSERROR.
637 (RWAT, RLAT, RBAT, WWAT, WLAT, WBAT): Delete SLOW versions.
638 (do_rdat, trap): Delete SLOW code.
639 (SEXT32, SIGN32): New macros.
640 (swap, swap16): Now integer in - integer out. Changed all callers.
641 (strswaplen, strnswap): Delete SLOW versions.
642 (init_pointers): Initialize dsp memory selection (preliminary).
643 (sim_store_register, sim_fetch_register): Use swap instead of
644 big / little endian read / write functions.
645
646 * interp.c (maskl): Deleted.
647 (endianw, endianb): New variables.
648 (special_address): Now inline.
649 (bp_holder): Put raising of buserror there, rename to:
650 (raise_buserror).
651 (BUSERROR): Now yields a value. Changed all users.
652 (wbat_big): Delete.
653 (wlat_fast, wwat_fast, wbat_fast): New functions.
654 (rlat_fast, rwat_fast, rbat_fast): Likewise.
655 (RWAT, RLAT, RBAT, WWAT, WLAT, WBAT): Use new functions.
656 (do_rdat, do_wdat): Likewise. Take maskl argument instead of
657 little_endian one. Changed caller macros.
658 (swap, swap16): Use w[rw]lat_big / w[rw]lat_little directly.
659 (strswaplen, strnswap): New functions.
660 (trap): Use them to fix up endian mismatches;
661 disable SYS_execve and SYS_execv; fix double address translation for
662 SYS_pipe and SYS_stat.
663 (sym_write, sym_read): Add endianness translation.
664 (sym_store_register, sym_fetch_register): Add maskl local variable.
665 (sim_open): Set endianw and endianb.
666
d4f3574e
SS		 667Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
668
669 * configure: Regenerated to track ../common/aclocal.m4 changes.
670
104c1213
JM		 671Wed Aug 25 07:55:23 1999 Brendan Kehoe <brendan@cygnus.com>
672
673 * gencode.c (fcnvds <DR_N>,FPUL): Rewrite to use a local anonymous
674 union type, instead of casting to an int* then a float*.
675 (fcnvsd FPUL,<DR_N>): Likewise.
676 (flds <FREG_N>,FPUL): Likewise.
677 (fsts FPUL,<FREG_N>): Likewise.
678
cd0fc7c3
SS		 6791999-05-08 Felix Lee <flee@cygnus.com>
680
681 * configure: Regenerated to track ../common/aclocal.m4 changes.
682
7a292a7a
SS		 6831999-04-02 Keith Seitz <keiths@cygnus.com>
684
685 * interp.c (POLL_QUIT_INTERVAL): Define. Used to tweak the
686 frequency at which the poll_quit callback is called.
687 (sim_resume): Use POLL_QUIT_INTERVAL instead of a
688 hard-coded value.
689
c906108c
SS		 690Thu Sep 10 02:16:39 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
691
692 * interp.c (saved_state.asregs): Add new member pad_dummy.
693 (sim_store_register, sim_fetch_regsiter): Add 1 to rn for use
694 as index into saved_state.asints.
695
696Mon Jun 29 19:35:24 1998 Jason Molenda (crash@bugshack.cygnus.com)
697
698 * interp.c (sim_open): set endianness based on the ABFD if a -E
699 option is not present and we have an ABFD.
700
701Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
702
703 * configure: Regenerated to track ../common/aclocal.m4 changes.
704
705Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
706
707 * configure: Regenerated to track ../common/aclocal.m4 changes.
708 * config.in: Ditto.
709
710Sun Apr 26 15:19:48 1998 Tom Tromey <tromey@cygnus.com>
711
712 * acconfig.h: New file.
713 * configure.in: Reverted change of Apr 24; use sinclude again.
714
715Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
716
717 * configure: Regenerated to track ../common/aclocal.m4 changes.
718 * config.in: Ditto.
719
720Fri Apr 24 11:18:35 1998 Tom Tromey <tromey@cygnus.com>
721
722 * configure.in: Don't call sinclude.
723
724Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
725
726 * configure: Regenerated to track ../common/aclocal.m4 changes.
727
728Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
729
730 * configure: Regenerated to track ../common/aclocal.m4 changes.
731
732Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
733
734 * configure: Regenerated to track ../common/aclocal.m4 changes.
735
736Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
737
738 * configure: Regenerated to track ../common/aclocal.m4 changes.
739
740Tue Feb 17 12:49:44 1998 Andrew Cagney <cagney@b1.cygnus.com>
741
742 * interp.c (sim_fetch_register, sim_store_register): Pass in
743 length parameter. Return -1.
744
745Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
746
747 * configure: Regenerated to track ../common/aclocal.m4 changes.
748
749Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
750
751 * configure: Regenerated to track ../common/aclocal.m4 changes.
752
753Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
754
755 * configure: Regenerated to track ../common/aclocal.m4 changes.
756
757Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
758
759 * configure: Regenerated to track ../common/aclocal.m4 changes.
760 * config.in: Ditto.
761
762Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
763
764 * configure: Regenerated to track ../common/aclocal.m4 changes.
765
766Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
767
768 * interp.c (sim_load): Pass lma_p and sim_write args to
769 sim_load_file.
770
771Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
772
773 * configure: Regenerated to track ../common/aclocal.m4 changes.
774
775Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
776
777 * configure: Regenerated to track ../common/aclocal.m4 changes.
778
779Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
780
781 * configure: Regenerated to track ../common/aclocal.m4 changes.
782
783Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
784
785 * configure: Regenerated to track ../common/aclocal.m4 changes.
786
787Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
788
789 * configure: Regenerated to track ../common/aclocal.m4 changes.
790
791Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
792
793 * configure: Regenerated to track ../common/aclocal.m4 changes.
794
795Tue Sep 9 20:52:21 1997 Felix Lee <flee@cygnus.com>
796
797 * interp.c (sim_resume): poll_quit() at least once per call;
798 otherwise gdb can loop sim_resume() uninterruptably.
799
800Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
801
802 * configure: Regenerated to track ../common/aclocal.m4 changes.
803
804Tue Sep 2 13:15:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
805
806 * gencode.c (tab): Order instructions according to SH3 document.
807
808Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
809
810 * configure: Regenerated to track ../common/aclocal.m4 changes.
811 * config.in: Ditto.
812
813Tue Aug 26 10:41:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
814
815 * interp.c (sim_kill): Delete.
816 (sim_create_inferior): Add ABFD argument.
817 (sim_load): Move setting of PC from here.
818 (sim_create_inferior): To here.
819
820Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
821
822 * configure: Regenerated to track ../common/aclocal.m4 changes.
823 * config.in: Ditto.
824
825Mon Aug 25 16:17:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
826
827 * interp.c (sim_open): Add ABFD argument.
828
829Mon Jun 23 15:49:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
830
831 * interp.c (get_dr): Avoid SIGFPE by moving integers instead of
832 FP's around.
833 (set_dr): Ditto.
834
7a292a7a
SS		 835Mon Jun 23 15:02:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
836
837 * interp.c (XD, SET_XD): Delete.
838 (XF, SET_XF, XD_TO_XF): Define, move around registers in either
839 FP bank.
840
841 * gencode.c (fmov): Update.
842
c906108c
SS		 843Sun Jun 22 19:33:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
844
845 * interp.c (set_fpscr1): From J"orn Rennecke
846 <amylaar@cygnus.co.uk>, Fix typo. Ditto for comment.
847
7a292a7a
SS		 848Tue Aug 12 00:19:11 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
849
850 * interp.c (special_address): New function.
851 (BUSERROR): Call it. Added parameters bits_written and data.
852 Changed all callers.
853 * gencode.c (tab): Fixed ocbwb and pref.
854
855Fri Jun 20 22:03:18 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
856
857 * interp.c (do_wdat, do_wdat): Fix bug in register number calculation.
858
c906108c
SS		 859Thu Jun 19 00:28:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
860
861 * interp.c (sim_create_inferior): Clear registers each time an
862 inferior is started.
863
7a292a7a
SS		 864Mon Jun 16 14:01:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
865
866 * interp.c (*FP, FP_OP, FP_CMP, FP_UNARY): Provide a hook for
867 when a host doesn't support IEEE FP.
868 (*DP): Provide alternative definition that supports 64bit floating
869 point.
870 (target_little_endian): Combine little_endian and little_endian_p.
871 (saved_state_type): Make fpscr and sr simple integers.
872 (SET_FPSCR, GET_FPSCR): Use macros to update fpscr register.
873 (set_fpscr1): New function. Handle swapping when PR / FR bits
874 changed. Call via *_FPSCR macro.
875 (SET_SR*, GET_SR*): Use macro's to access the SR bits - avoids
876 endian problems.
877
878 * gencode.c (tab): Update.
879
c906108c
SS		 880Sun Jun 15 15:22:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
881
882 * gencode.c (main): Perform basic checks on tab entries.
883
884 * Makefile.in (gencode): Always compile with -g.
885
886Sat Jun 14 13:45:09 1997 Andrew Cagney <cagney@b1.cygnus.com>
887
888 * gencode.c (gensim): Move ref checking code to before `stuff'.
889 For branches with delay slots refs were not being checked.
890
891 * interp.c (sim_resume): Use nia to specify the next instruction
892 address instead of overloading pc.
893 (C): Delete definiton - refer to cycles directly.
894 (SEXT12): New macro - sign extend a 12 bit quantity.
895 (Delay_Slot): Rename from SL.
896
897 * gencode.c (tab): Update/simplify.
898
899 * gencode.c (gensim): Better formatting of output code.
900 (gensim): Replace 10 with constant MAX_NR_STUFF- define as 15.
901 (tab): Sort alphabetically. Break `stuff' into multiple lines.
902
903Fri Jun 13 22:10:13 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
904
905 * gencode.c (braf, bsrf): Fix branch destination calculation to
906 be in accordance with the documentation.
907
908Fri Jun 13 15:33:53 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
909
910 * interp.c (init_pointers): Fix little endian test.
911
7a292a7a
SS		 912Thu Jun 5 12:56:08 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
913
914 * interp.c (init_pointers): SH4 hardware is always WORDS_BIT_ENDIAN.
915 * gencode (fmov from/to memory): take endian_mismatch into account
916 for 32 bit moves too.
917
c906108c
SS		 918Wed May 28 23:42:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
919
920 * gencode.c (swap.b): Fix treatment of high word.
921
7a292a7a
SS		 922Wed May 28 23:42:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
923
924 * sh/gencode.c,
925 * interp.c: experimental SH4 support.
926 DFmode moves are probaly broken for target little endian.
927
c906108c
SS		 928Tue May 20 10:23:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
929
930 * interp.c (sim_open): Add callback argument.
931 (sim_set_callbacks): Delete SIM_DESC argument.
932
933Wed Apr 30 11:38:08 1997 Doug Evans <dje@canuck.cygnus.com>
934
935 * Makefile.in (SIM_EXTRA_CLEAN): Define.
936 (clean targets): Delete.
937 (sh-clean): New target.
938
939Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
940
941 * configure: Regenerated to track ../common/aclocal.m4 changes.
942
943Wed Apr 23 17:55:22 1997 Doug Evans <dje@canuck.cygnus.com>
944
945 * tconfig.in: New file.
946 * interp.c (sim_open): Handle missing arg to -E.
947
948Tue Apr 22 08:55:35 1997 Stu Grossman (grossman@critters.cygnus.com)
949
950 * Makefile.in: Add clean targets.
951
952Fri Apr 18 18:57:04 1997 Stu Grossman (grossman@critters.cygnus.com)
953
954 * interp.c: Include float.h and define SIGTRAP if _WIN32.
955 WIN32 -> _WIN32.
956 * (trap): Do do SYS_chown for _WIN32.
957
958Fri Apr 18 13:33:09 1997 Doug Evans <dje@canuck.cygnus.com>
959
960 * interp.c (sim_resume): Fix argument to poll_quit.
961
962Fri Apr 18 14:14:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
963
964 * interp.c (sim_stop): New function.
965 (sim_resume): Use poll_quit for polling.
966
967Thu Apr 17 03:32:04 1997 Doug Evans <dje@canuck.cygnus.com>
968
969 * Makefile.in (SIM_OBJS): Add sim-load.o.
970 * interp.c (target_byte_order): Delete.
971 (sim_kind, myname, little_endian_p): New static locals.
972 (init_pointers): Use little_endian_p instead of target_byte_order.
973 (sim_resume): Likewise.
974 (sim_open): Set sim_kind, myname. Set little_endian_p from -E arg.
975 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
976 load file into simulator. Set start address from bfd.
977 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
978
979Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
980
981 * configure: Regenerated to track ../common/aclocal.m4 changes.
982 * config.in: Ditto.
983
984Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
985
986 * interp.c (sim_open): New arg `kind'.
987
988 * configure: Regenerated to track ../common/aclocal.m4 changes.
989
990Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
991
992 * configure: Regenerated to track ../common/aclocal.m4 changes.
993
994Wed Mar 19 09:34:36 1997 Fred Fish <fnf@cygnus.com>
995
996 * interp.c (sim_do_command): Check for NULL command or empty
997 string and handle it the same as a "help" command. Use callback
998 to print error message for unrecognized commands. Replace
999 hardcoded tab in literal string with a \t. Other minor code
1000 cleanup.
1001
1002Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1003
1004 * configure: Regenerated to track ../common/aclocal.m4 changes.
1005
1006Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
1007
1008 * configure: Re-generate.
1009
1010Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
1011
1012 * configure: Regenerate to track ../common/aclocal.m4 changes.
1013
1014Thu Mar 13 13:00:00 1997 Doug Evans <dje@canuck.cygnus.com>
1015
1016 * interp.c (sim_open): New SIM_DESC result. Argument is now
1017 in argv form.
1018 (other sim_*): New SIM_DESC argument.
1019
1020Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
1021
1022 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
1023 COMMON_{PRE,POST}_CONFIG_FRAG instead.
1024 * configure.in: sinclude ../common/aclocal.m4.
1025 * configure: Regenerated.
1026
1027Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
1028
1029 * configure configure.in Makefile.in: Update to new configure
1030 scheme which is more compatible with WinGDB builds.
1031 * configure.in: Improve comment on how to run autoconf.
1032 * configure: Re-run autoconf to get new ../common/aclocal.m4.
1033 * Makefile.in: Use autoconf substitution to install common
1034 makefile fragment.
1035
1036Wed Nov 20 02:04:32 1996 Doug Evans <dje@canuck.cygnus.com>
1037
1038 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
1039 (SIM_OBJS,SIM_EXTRA_LIBS): Define.
1040 * configure.in: Simplify using macros in ../common/aclocal.m4.
1041 Call AC_CHECK_HEADERS(unistd.h).
1042 * configure: Regenerated.
1043 * config.in: New file.
1044 * interp.c: #include "config.h". #include <unistd.h> if present.
1045 (trap): Fetch errno value with callback->get_errno.
1046
1047Tue Nov 12 13:34:00 1996 Dawn Perchik <dawn@cygnus.com>
1048
1049 * interp.c: Don't include windows polling code if inside simluator.
1050
1051Fri Sep 20 14:57:50 1996 Stan Shebs <shebs@andros.cygnus.com>
1052
1053 * interp.c: Minor formatting improvements.
1054 (saved_state_type): Add bank registers.
1055 (bp_holder): New function, use to break on when debugging BUSERROR.
1056 (BUSERROR): Call it if bus error occurs.
1057
1058Wed Jun 26 12:29:22 1996 Jason Molenda (crash@godzilla.cygnus.co.jp)
1059
1060 * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
1061 INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
1062 (docdir): Removed.
1063 * configure.in (AC_PREREQ): autoconf 2.5 or higher.
1064 (AC_PROG_INSTALL): Added.
1065 * configure: Rebuilt.
1066
1067Thu May 16 15:44:29 1996 Ian Lance Taylor <ian@cygnus.com>
1068
1069 * interp.c (saved_state_type): Add memstalls field.
1070 (MA) Define macro.
1071 (sim_resume): New local variable memstalls. Add it back in to
1072 saved_state at the end of the function.
1073 (sim_info): Report memstalls.
1074 * gencode.c (tab): Add MA() to the execution string of all
1075 instructions which access memory.
1076
1077Wed Feb 21 12:16:41 1996 Ian Lance Taylor <ian@cygnus.com>
1078
1079 * configure: Regenerate with autoconf 2.7.
1080
1081Tue Dec 5 16:38:55 1995 Stu Grossman (grossman@cygnus.com)
1082
1083 * gencode.c (mac.l): Don't abort GDB if executing mac.l
1084 instruction (which is unimplemented). Generate a SIGTRAP (in the
1085 simulated target) instead.
1086
1087Mon Dec 4 12:22:24 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1088
1089 * gencode.c (tab): Added several sh3 opcodes.
1090 (think): Added printonmatch for A_SSR and A_SPC.
1091 * interp.c (SSR, SPC): Added definitions.
1092 (saved_state_type): Added ssr and spc registers.
1093
1094Wed Nov 29 12:39:27 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1095
1096 * gencode.c (tab): In shad/shld definitions, negate R[m] before
1097 the and operation instead of after. For shad delete cast. For shld
1098 use UR instead of R and delete cast.
1099
1100Fri Nov 17 12:48:55 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1101
1102 * gencode.c (tab): Add explicit NaN support for ftrc instruction.
1103
1104Wed Nov 15 11:25:27 1995 Stu Grossman (grossman@cygnus.com)
1105
1106 * interp.c: Make target_byte_order be extern to prevent SGI cc from
1107 issuing warnings about the use of common symbols.
1108
1109Tue Nov 14 15:19:43 1995 Stu Grossman (grossman@cygnus.com)
1110
1111 * gencode.c: jsr, bsr and bsrf actually save pc+4 in pr, and rts
1112 actually uses pr+0.
1113
1114Sat Oct 21 13:01:18 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1115
1116 * sh/interp.c (sim_stop_reason): Catch SIGQUIT and indicate
1117 program exited.
1118 (sim_get_quit_code): Delete.
1119
1120 * gencode.c (gensim): Indicate SIGILL instead of calling abort for
1121 default case.
1122
1123Mon Oct 16 18:24:03 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1124
1125 * interp.c (saved_state_type): Move FP registers to immediately
1126 after SR.
1127
1128Tue Oct 10 11:12:15 1995 Fred Fish <fnf@cygnus.com>
1129
1130 * Makefile.in (BISON): Remove macro.
1131
1132Fri Oct 6 12:08:18 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1133
1134 * interp.c (trap, case SYS_utime): Cast second arg of utime to
1135 void * to avoid compiler error.
1136
1137 * interp.c (callback): Remove last change. It is initialized by
1138 a sim_set_callbacks call.
1139
1140Thu Oct 5 14:13:29 1995 steve chamberlain <sac@slash.cygnus.com>
1141
1142 * interp.c (callback): Initialize to default callback.
1143
1144Thu Sep 28 15:26:59 1995 steve chamberlain <sac@slash.cygnus.com>
1145
1146 * run.c: Moved to ../common.
1147 * interp.c (trap): Use gdb's callback interface.
1148 * Makefile.in: Updated.
1149
1150Wed Sep 20 13:35:13 1995 Ian Lance Taylor <ian@cygnus.com>
1151
1152 * Makefile.in (maintainer-clean): New synonym for realclean.
1153
1154Wed Sep 20 09:51:50 1995 steve chamberlain <sac@slash.cygnus.com>
1155
1156 * run.c (sim_callback_write_stdout): New.
1157 * interp.c (trap): Call sim_callback_write_stdout when needed.
1158
1159Mon Sep 18 18:42:27 1995 steve chamberlain <sac@slash.cygnus.com>
1160
1161 * interp.c (trap): Remove useless code.
1162
1163Fri Sep 15 19:30:05 1995 steve chamberlain <sac@slash.cygnus.com>
1164
1165 * syscall.h: Copy from newlib.
1166
1167Thu Sep 14 19:32:59 1995 Stu Grossman (grossman@cygnus.com)
1168
1169 * gencode.c: Back up PC by 2 for breakpoints.
1170 * interp.c: Move fp regs beyond pc/pr/etc to avoid confusing GDB,
fcb38129 1171 which expect pc to immediately follow regs[].
c906108c
SS		 1172
1173Fri Sep 8 14:18:13 1995 Ian Lance Taylor <ian@cygnus.com>
1174
1175 * configure.in: Define CC_FOR_BUILD. Don't call AC_PROG_INSTALL.
1176 * configure: Rebuild.
1177 * Makefile.in (INSTALL): Revert to using install.sh.
1178 (INSTALL_PROGRAM, INSTALL_DATA): Set to $(INSTALL).
1179 (INSTALL_XFORM, INSTALL_XFORM1): Restore.
1180 (CC_FOR_BUILD): Restore.
1181 (gencode): Build using $(CC_FOR_BUILD).
1182 (install): Don't install in $(tooldir).
1183
1184Thu Sep 7 15:02:31 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1185
1186 (Try to) Update to new bfd autoconf scheme.
1187 * run.c: Don't include sysdep.h.
1188 * Makefile.in (INSTALL{,_PROGRAM,_DATA}): Use autoconf computed value.
1189 (CC, CFLAGS, AR, RANLIB): Likewise.
1190 (HDEFINES, TDEFINES): Define.
1191 (CC_FOR_BUILD): Delete.
1192 (host_makefile_frag): Delete.
1193 (Makefile): Don't depend on frags.
1194 * configure.in (sysdep.h): Don't create symlink.
1195 (host_makefile_frag, frags): Deleted.
1196 (CC, CFLAGS, AR, RANLIB, INSTALL): Compute values.
1197 * configure: Regenerated.
1198
1199Thu Aug 31 12:39:07 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1200
1201 * interp.c: Include <math.h>.
1202
1203Wed Aug 30 22:05:17 1995 Jeff Law (law@snake.cs.utah.edu)
1204
1205 * Makefile.in (run): Link in math library too.
1206 * gencode.c (gensim): abort if an unknown opcode is encountered.
1207 * interp.c (FPSCR, FPUL): Define.
1208 (struct save_state): Add fields for floating point registers,
1209 FPSCR and FPUL.
1210 (sim_resume): Add 'F' for accessing floating point registers
1211 in the save state structure.
1212 * gencode.c: Add sh3e opcodes.
1213 (gensym): Define a buffer for int<->fp conversions.
1214
1215Tue Aug 22 14:16:46 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1216
1217 * interp.c (trap): Use trap vector 34 for host system interface.
1218 * gencode.c: Add 34 to conditional which determines which traps
1219 will be handled by simulator.
1220
1221Fri Aug 11 17:59:15 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1222
1223 * run.c: Include <signal.h>. Define SIGQUIT if not defined.
1224 (main): New variables reason and sigrc. After simulator exits,
1225 check to see if it exited because of a signal, and if so, then
1226 use the signal number as the return value.
1227
1228Thu Aug 3 10:45:37 1995 Fred Fish <fnf@cygnus.com>
1229
1230 * Update all FSF addresses except those in COPYING* files.
1231
1232Tue Jul 18 23:33:10 1995 Fred Fish <fnf@fishbowl>
1233
1234 * interp.c (trap): Only use SYS_execv if defined. Might be
1235 implemented as execve(arg1,arg2,0), as with Unixware 2.0.
1236 (sim_resume): In sbit initializer, cast shifted arg to unsigned
1237 to avoid signed integer overflow.
1238
1239Wed Jul 5 14:32:54 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1240
1241 * Makefile.in (clean): Remove run, libsim.a.
1242 (distclean, mostlyclean, realclean): Remove Makefile and
1243 autoconf files.
1244
1245 * sh.mt: Removed.
1246
1247 * Makefile.in, configure.in: converted to autoconf.
1248 * configure: New file, generated with autconf 2.4.
1249
1250Fri Jun 30 16:51:38 1995 Stan Shebs <shebs@andros.cygnus.com>
1251
1252 * interp.c (sim_open): If argument supplied, interpret as
1253 desired memory size.
1254 (parse_and_set_memory_size): New function.
1255 (sim_do_command): New function.
1256
1257Thu Jun 29 10:02:28 1995 Fred Fish <fnf@deneb.cygnus.com>
1258
1259 * interp.c (SYS_wait): Define as SYS_wait4 if available and
1260 SYS_wait is not already defined (SunOS 4.1.3 for example).
1261 (SYS_utime): Define as SYS_utimes if available and
1262 SYS_utime is not already defined.
1263
1264Thu Jun 22 17:25:57 1995 Steve Chamberlain <sac@slash.cygnus.com>
1265
1266 * interp.c: Don't include sys/times.h or sys/param.h
1267
1268Wed Jun 21 15:03:49 1995 Steve Chamberlain <sac@slash.cygnus.com>
1269
1270 * interp.c (SIGBUS, SIGTERM): Define if not.
1271 (sim_memory_size): default to 2^19 on PCs.
1272 (sim_resume): Poll for quits on win32.
1273
1274Wed May 24 16:22:48 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1275
1276 * gencode.c (op_tab): Add SH3 support.
1277
1278Wed May 24 14:07:11 1995 Steve Chamberlain <sac@slash.cygnus.com>
1279
1280 * gencode.c (tab): Add bsrf and braf.
1281
1282Mon Apr 24 15:09:49 1995 Jason Molenda (crash@cygnus.com)
1283
1284 * configure.in: use ../../bfd/hosts/std-host.h, not
1285 ../bfd/hosts/std-host.h (which doesn't exist).
1286
1287Mon Mar 27 10:32:34 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1288
1289 * run.c: parse arguments with getopt().
1290
1291Sun Feb 26 15:27:24 1995 Steve Chamberlain <sac@cygnus.com>
1292
1293 * configure.in: Use ../../bfd/hosts/std-host.h if specific
1294 host unavailable.
1295
1296Mon Jan 23 16:10:58 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1297
1298 * interp.c (macw): Sign extend MACH at bit 10 for non-saturating case.
1299
1300Sun Jan 22 13:55:36 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1301
1302 * gencode.c (op_tab): Make MAC.W call macw, not abort.
1303 * interp.c (macw): New function.
1304 (S): New #define.
1305
1306Sat Jan 21 15:52:30 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1307
1308 * gencode.c (op_tab): New code for ADDV and SUBV.
1309 Make MAC.L abort sicne it is not implemented.
1310
1311 * interp.c (dmul): Handle the signed case by adjusting after unsigned multiply.
1312 Get rid of __GNUC__ conditional.
1313
1314aThu Jan 19 05:50:50 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1315
1316 * gencode.c (op_tab): Also replace NEGC, and try again with SUBC.
1317 Change ADDC for symmetry.
1318
1319 * gencode.c (op_tab): Replace code for ADDC and SUBC.
1320
1321Mon Jan 9 15:43:53 1995 Stu Grossman (grossman@cygnus.com)
1322
1323 * interp.c: Remove def of INLINE. This comes from bfd.h. Also,
1324 declare IOMEM before using it.
1325
1326Wed Dec 28 21:25:31 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1327
1328 * interp.c (BUSERROR): New macro.
1329 ([r|w][bwl]at[little|big]) New functions.
1330 (sim_resume): If GO32 check for interrupt every now
1331 and again. Decrement PC if SIGBUS seen.
1332 * run.c (main): Return result of simulated _exit.
1333
1334Mon Dec 5 21:59:51 1994 Doug Evans <dje@canuck.cygnus.com>
1335
1336 * Makefile.in (gencode): Allow build in different directory.
1337
1338Wed Nov 30 17:47:13 1994 Jim Wilson <wilson@chestnut.cygnus.com>
1339
1340 * Makefile.in (gencode): Change $< to gencode.c for portability.
1341
1342Wed Nov 23 21:31:55 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1343
1344 * interp.c ([wr][bwl]at): New functions.
1345 (trap): Cope with both byte modes.
1346
1347Thu Sep 8 17:35:07 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1348
1349 * gencode.c (tab): Simulate T bit after a negc insn right.
1350 * interp.c (RSBAT): Sign extend the arg.
1351 (ACE_FAST): New macro.
1352 (sim_resume): Remove obsolete test of sim_timeout.
1353
1354Fri Aug 5 14:12:31 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1355
1356 * interp.c (IOMEM): New function, simulates very basic I/O area of
1357 the SH.
1358 (WBAT, RBAT) : Call I/O functions.
1359 * gencode.c (tab): Special case trapa #3.
1360
1361Mon Jun 27 18:04:54 1994 Steve Chamberlain (sac@cirdan.cygnus.com)
1362
1363 * run.c (main): Specify the file type again.
1364
1365Thu May 26 19:04:37 1994 Steve Chamberlain (sac@thepub.cygnus.com)
1366
1367 * interp.c (trap): Fix irix incompatibility.
1368 * run.c (main): open without specifying file type.
1369
1370Wed May 18 14:18:53 1994 Doug Evans (dje@canuck.cygnus.com)
1371
1372 * interp.c (sim_*): Make result void where there isn't one.
1373 (sim_set_pc): Delete.
1374 (sim_info): Delete printf_fn arg, all callers changed.
1375 Call printf_filtered instead.
1376 (sim_close): New function.
1377 (sim_load): New function.
1378 (sim_create_inferior): Renamed from sim_set_args, all callers changed.
1379 * run.c: #include <varargs.h>, "remote-sim.h".
1380 (printf_filtered): New function.
1381
1382Wed Apr 27 12:03:48 1994 Steve Chamberlain (sac@cygnus.com)
1383
1384 * gencode.c (table): Get direction of some opcodes right.
1385 (trapa, rte): Implement fully.
1386 * interp.c (trap): Make stat call more portable.
1387
1388Fri Feb 11 21:59:38 1994 Steve Chamberlain (sac@sphagnum.cygnus.com)
1389
1390 * gencode.c (main, gendefines): New -d option prints table of defines.
1391 * interp.c (trap): Add a load of system calls.
1392 (sim_memory_size): Now default to 8Mbyte.
1393 (PARANOID): Keep vector of registers with undefined contents.
1394
1395Mon Nov 15 14:37:18 1993 Steve Chamberlain (sac@jonny.cygnus.com)
1396
1397 * gencode.c: mova uses aligned addresses
1398 * interp.c (trap): Return results in r0.
1399
1400Tue Oct 26 10:38:55 1993 Doug Evans (dje@canuck.cygnus.com)
1401
1402 * Makefile.in (CSEARCH): Add -I$(srcdir)/../../gdb
1403 * interp.c: #include "remote-sim.h".
1404 (sim_resume): int result, new arg `siggnal'.
1405 (sim_write): Use SIM_ADDR for type of arg `addr'.
1406 (sim_read): Use SIM_ADDR for type of arg `addr'.
1407 Use unsigned char * for `buffer'.
1408 (sim_store_register): int result.
1409 (sim_fetch_register): Ditto.
1410 (sim_stop_reason): Renamed from sim_stop_signal. New arg `reason'.
1411 (sim_set_pc): int result, use SIM_ADDR for type of arg `x'.
1412 (sim_info): int result, new args `verbose', `printf_fn'.
1413 (sim_kill): int result.
1414 (sim_open): int result, new arg `name'.
1415 * run.c: #include <stdio.h>
1416 (main): Update call to sim_info.
1417
1418Sat Oct 23 15:09:29 1993 Doug Evans (dje@canuck.cygnus.com)
1419
1420 * interp.c (sim_stop_signal): Result is now enum sim_stop.
1421
1422Fri Oct 8 10:47:09 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1423
1424 * gencode.c (table): Becomes unsigned.
1425 * interp.c (trap): Get right breakpoint SIGnum. (sim_write,
1426 sim_read): Return number of bytes copied. (sim_store_register):
1427 Value passed by reference. (sim_kill, sim_open, sim_set_args): New functions.
1428
1429Tue Sep 7 16:24:13 1993 Stan Shebs (shebs@rtl.cygnus.com)
1430
1431 * interp.c (sim_info): Fix small typo in printf string.
1432
1433Thu Aug 5 11:37:48 1993 Stan Shebs (shebs@rtl.cygnus.com)
1434
1435 * interp.c (sim_resume): Set memory after pointers inited.
1436
1437Mon Aug 2 14:13:22 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1438
1439 * interp.c (get_now): Use time system call.
1440 * Makefile.in: install correctly.
1441
1442Tue Jul 6 10:30:46 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1443
1444 * run.c (main), interp.c (sim_set_timeout): Remove timeout
1445 functionality.
1446
1447Thu Jun 24 13:29:57 1993 david d `zoo' zuhn (zoo at rtl.cygnus.com)
1448
1449 * Makefile.in: don't run indent everytime; also add a space in the
1450 includes
1451
1452Thu Jun 17 18:30:42 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1453
1454 * gencode.c: Fix some opcodes.
1455 * interp.c: Support for profiling and portability fixes.
1456 * run.c (main): Get profiling args.
1457
1458Wed May 5 13:17:22 1993 Steve Chamberlain (sac@cygnus.com)
1459
1460 * gencode.c (tab): Lint for sgi compiler
1461 * interp.c: Lint for sgi compiler.
1462
1463Mon May 3 15:25:33 1993 Steve Chamberlain (sac@thepub.cygnus.com)
1464
1465 * run.c (main): Support for resizing simulated RAM.
1466 * Makefile.in: Support for broken makes.
1467 * interp.c, gencode.c: Lint.
1468
1469Mon Apr 26 18:01:10 1993 Steve Chamberlain (sac@thepub.cygnus.com)
1470
1471 * created
1472
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