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sim: sh: use common configure options
[thirdparty/binutils-gdb.git] / sim / sh / ChangeLog
CommitLineData
6d89786c
MF		 12015-03-28 Mike Frysinger <vapier@gentoo.org>
2
3 * config.in, configure: Regenerate.
4 * configure.ac: Call SIM_AC_OPTION_ENDIAN, SIM_AC_OPTION_ALIGNMENT,
5 SIM_AC_OPTION_HOSTENDIAN, SIM_AC_OPTION_ENVIRONMENT,
6 SIM_AC_OPTION_INLINE, SIM_AC_OPTION_WARNINGS.
7
ae7d0cac
MF		 82015-03-16 Mike Frysinger <vapier@gentoo.org>
9
10 * config.in, configure: Regenerate.
11 * tconfig.in: Rename file ...
12 * tconfig.h: ... here.
13
465fb143
MF		 142015-03-14 Mike Frysinger <vapier@gentoo.org>
15
16 * Makefile.in (SIM_EXTRA_CFLAGS): Set to
17 -DSIM_USE_DEPRECATED_RUN_FRONTEND.
18 (SIM_RUN_OBJS): Set to run.o.
19
5cddc23a
MF		 202015-03-14 Mike Frysinger <vapier@gentoo.org>
21
22 * configure.ac (AC_CHECK_HEADERS): Delete.
23 * aclocal.m4, configure: Regenerate.
24
57df9adf
OE		 252014-10-14 Oleg Endo <olegendo@gcc.gnu.org> (tiny patch)
26
27 * gencode.c (fabs, fneg): Implement as integer operation
28 instead of using the FP_UNARY macro.
29
2974be62
AM		 302014-08-19 Alan Modra <amodra@gmail.com>
31
32 * configure: Regenerate.
33
faa743bb
RM		 342014-08-15 Roland McGrath <mcgrathr@google.com>
35
36 * configure: Regenerate.
37 * config.in: Regenerate.
38
60d847df
MF		 392014-03-10 Mike Frysinger <vapier@gentoo.org>
40
41 * interp.c (parse_and_set_memory_size): Add const to str.
42 (sim_do_command): Add const to cmd and sms_cmd.
43
b2b255bd
MF		 442014-03-05 Mike Frysinger <vapier@gentoo.org>
45
46 * interp.c (sim_load): Add const to prog.
47
ef3e8cf7
MF		 482014-02-17 Mike Frysinger <vapier@gentoo.org>
49
50 PR gdb/16450
51 * interp.c (control_c): Delete.
52 (sim_resume): Delete signal(SIGINT) handling.
53
bf3d9781
AM		 542013-09-23 Alan Modra <amodra@gmail.com>
55
56 * configure: Regenerate.
57
31e6ad7d
MF		 582013-06-03 Mike Frysinger <vapier@gentoo.org>
59
60 * aclocal.m4, configure: Regenerate.
61
5f3ef9d0
JB		 622012-06-15 Joel Brobecker <brobecker@adacore.com>
63
64 * config.in, configure: Regenerate.
65
2232061b
MF		 662012-03-24 Mike Frysinger <vapier@gentoo.org>
67
68 * aclocal.m4, config.in, configure: Regenerate.
69
f95586a4
KB		 702012-02-16 Kevin Buettner <kevinb@redhat.com>
71
72 * interp.c (MA): Adjust cast to avoid warning on 64-bit hosts.
73
74 * interp.c (sim_store_register, sim_fetch_register): Return
75 length, not -1.
76
db2e4d67
MF		 772011-12-03 Mike Frysinger <vapier@gentoo.org>
78
79 * aclocal.m4: New file.
80 * configure: Regenerate.
81
9c082ca8
MF		 822011-10-17 Mike Frysinger <vapier@gentoo.org>
83
84 * configure.ac: Change include to common/acinclude.m4.
85
6ffe910a
MF		 862011-10-17 Mike Frysinger <vapier@gentoo.org>
87
88 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
89 call. Replace common.m4 include with SIM_AC_COMMON.
90 * configure: Regenerate.
91
af9f7da7
MF		 922011-04-16 Mike Frysinger <vapier@gentoo.org>
93
94 * interp.c (sim_complete_command): New stub function.
95
5558e7e6
MF		 962010-04-14 Mike Frysinger <vapier@gentoo.org>
97
98 * interp.c (sim_write): Add const to buffer arg.
99
22e041e2
MM		 1002010-01-12 Masaki Muranaka <monaka@monami-software.com>
101
102 * interp.c: Don't include sysdep.h.
103 Include stdio.h and errno.h.
104 Include string.h strings.h stdlib.h sys/stat.h if present.
105
3725885a
RW		 1062010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
107
108 * configure: Regenerate.
109
d6416cdc
RW		 1102009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
111
81ecdfbb
RW		 112 * config.in: Regenerate.
113 * configure: Likewise.
114
d6416cdc
RW		 115 * configure: Regenerate.
116
b5bd9624
HPN		 1172008-07-11 Hans-Peter Nilsson <hp@axis.com>
118
119 * configure: Regenerate to track ../common/common.m4 changes.
120 * config.in: Ditto.
121
6efef468
JM		 1222008-06-06 Vladimir Prus <vladimir@codesourcery.com>
123 Daniel Jacobowitz <dan@codesourcery.com>
124 Joseph Myers <joseph@codesourcery.com>
125
126 * configure: Regenerate.
127
f3876f69
AS		 1282008-02-04 Antony King <antony.king@st.com>
129
130 * interp.c (macl): Fix non-portable implementation.
131
4d439271
DP		 1322007-10-08 Andrew Stubbs <andrew.stubbs@st.com>
133
134 * gencode.c (tab): Add RAISE_EXCEPTION_IF_IN_DELAY_SLOT to the
135 definition of PC relative 'mov.l'/'mov.w' and also 'mova'.
136
6a1754a3
DJ		 1372007-03-02 Andrew Stubbs <andrew.stubbs@st.com>
138
139 * gencode.c (tab): Correct pre-decrement instructions when m == n.
140
edc5d9ec
HPN		 1412006-12-21 Hans-Peter Nilsson <hp@axis.com>
142
143 * acconfig.h: Remove.
144 * config.in: Regenerate.
145
e85e3205
RE		 1462006-06-13 Richard Earnshaw <rearnsha@arm.com>
147
148 * configure: Regenerated.
149
2f0122dc
DJ		 1502006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
151
152 * configure: Regenerated.
153
20e95c23
DJ		 1542006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
155
156 * configure: Regenerated.
157
72a37d8d
AS		 1582005-11-10 Andrew Stubbs <andrew.stubbs@st.com>
159
160 * interp.c (sim_memory_size): Use same amount of memory on Windows as
161 elsewhere.
162
6a8492b5
JR		 1632005-09-19 J"orn Rennecke <joern.rennecke@st.com>
164
165 * interp.c (<sys/mman.h>): Include.
166 (mcalloc): New function / macro.
167 (mfree): New macro.
168 (sim_size): Use mcalloc and mfree.
169
63bee803
JR		 1702005-08-02 J"orn Rennecke <joern.rennecke@st.com>
171
172 * interp.c (strswaplen): Add one for '\0' delimiter.
173
195b8a57
DJ		 1742005-06-16 Daniel Jacobowitz <dan@codesourcery.com>
175
176 * gencode.c (tab): Avoid lvalue casts. Suggested by
177 Ralf Corsepius <ralf.corsepius@rtems.org>.
178
53f541af
JL		 1792005-04-12 Jonathan Larmour <jifl@eCosCentric.com>
180
181 * gencode.c (tab): Avoid inserting code before variables all declared.
182
2b193c4a
MK		 1832005-03-23 Mark Kettenis <kettenis@gnu.org>
184
185 * configure: Regenerate.
186
35695fd6
AC		 1872005-01-14 Andrew Cagney <cagney@gnu.org>
188
189 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
190 explicit call to AC_CONFIG_HEADER.
191 * configure: Regenerate.
192
f0569246
AC		 1932005-01-12 Andrew Cagney <cagney@gnu.org>
194
195 * configure.ac: Update to use ../common/common.m4.
196 * configure: Re-generate.
197
38f48d72
AC		 1982005-01-11 Andrew Cagney <cagney@localhost.localdomain>
199
200 * configure: Regenerated to track ../common/aclocal.m4 changes.
201
b7026657
AC		 2022005-01-07 Andrew Cagney <cagney@gnu.org>
203
204 * configure.ac: Rename configure.in, require autoconf 2.59.
205 * configure: Re-generate.
206
379832de
HPN		 2072004-12-08 Hans-Peter Nilsson <hp@axis.com>
208
209 * configure: Regenerate for ../common/aclocal.m4 update.
210
ae0a84af
CV		 2112004-09-08 DJ Delorie <dj@redhat.com>
212
213 Commited by Corinna Vinschen <vinschen@redhat.com>
214 * gencode.c (movua.l): Compensate for endianness.
215
2162004-09-08 Corinna Vinschen <vinschen@redhat.com>
217
218 * interp.c (RAISE_EXCEPTION_IF_IN_DELAY_SLOT): New macro.
219 (in_delay_slot): New flag variable.
220 (Delay_Slot): Set in_delay_slot.
221 (sim_resume): Reset in_delay_slot after leaving code switch.
222 * gencode.c (op tab): Call RAISE_EXCEPTION_IF_IN_DELAY_SLOT for all
223 instructions not allowed in delay slots.
224
2252004-09-08 Michael Snyder <msnyder@redhat.com>
226
227 Commited by Corinna Vinschen <vinschen@redhat.com>
228 Introduce SH2a support.
229 * interp.c: Change type of jump table to short. Add various macros.
230 (sim_load): Save the bfd machine code.
231 (sim_create_inferior): Ditto.
232 (union saved_state_type): Add tbr, ibnr and ibcr registers.
233 Move bfd_mach to end of struct. Add regstack pointer.
234 (init_dsp): Don't swap contents of sh_dsp_table any more. Instead
235 use it directly in its own switch statement. Allocate space for 512
236 register banks.
237 (do_long_move_insn): New function.
238 (do_blog_insn): Ditto.
239 (trap): Use trap #13 and trap #14 to set ibnr and ibcr.
240 * gencode.c: Move movx/movy insns into separate switch statement.
241 (op tab): Add sh2a insns. Reject instructions that are disabled
242 on that chip.
243 (gensim_caselist): Generate default case here instead of in caller.
244 (gensim): Generate two separate switch statements. Call
245 gensim_caselist once for each (for movsxy_tab and for tab).
246 Add tokens for r15 and multiple regs.
247 (conflict_warn, warn_conflicts): Add for debugging.
248
a134f341
JR		 2492004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
250
251 * gencode.c (tab): For shad snd shld, fix result for
252 (op1 < 0 && shift_amount == 0).
253
915213a4
MS		 2542004-02-02 Michael Snyder <msnyder@redhat.com>
255
256 * gencode.c (movua.l): Set thislock to 0, not n.
257
3e511797
MS		 2582004-02-12 Michael Snyder <msnyder@redhat.com>
259
260 * gencode.c (table): Change from char to short.
261 (dumptable): Change generated table from char to short.
262 * interp.c (sh_jump_table, sh_dsp_table, ppi_table): char to short.
263 (init_dsp): Compute size of sh_dsp_table.
264 (sim_resume): Change jump_table from char to short.
265
4ae0cff4
MS		 2662004-01-27 Michael Snyder <msnyder@redhat.com>
267
0145ab2e
MS		 268 * gencode.c: (op tab): Some refs and defs fixes.
269 "fsrra" -> "fsrra <FREG_N>".
270 "sleep": replace array ref with array addr.
271 "trapa": ditto.
272 Comment and whitespace clean-ups.
4ae0cff4 273
86bc60eb
MS		 2742004-01-07 Michael Snyder <msnyder@redhat.com>
275
87acb4a7
MS		 276 * gencode.c: Whitespace cleanup.
277 * interp.c: Ditto.
278
86bc60eb
MS		 279 * gencode.c: Replace 'Hitachi' with 'Renesas'.
280 (op tab): Add new instructions for sh4a, DBR, SBR.
281 (expand_opcode): Add handling for new movxy combinations.
282 (gensym_caselist): Ditto.
283 (expand_ppi_movxy): Remove movx/movy expansions,
284 now handled in expand_opcode.
285 (gensym): Add some helpful macros.
286 (expand_ppi_code): Flatten loop for simplicity, tweak for 12-bit
287 instead of 8-bit table (some insns are ambiguous to 8 bits).
288 (ppi_gensim, main): Generate 12-bit instead of 8-bit ppi table.
289
290 * interp.c: Replace 'Hitachi' with 'Renesas'.
291 (union saved_state_type): Add dbr, sgr, ldst.
292 (get_loop_bounds_ext): New function.
293 (init_dsp): Add bfd_mach_sh4al_dsp.
294 (sim_resume): Handle extended loop bounds.
295
673fc5d0
MS		 2962003-12-18 Michael Snyder <msnyder@redhat.com>
297
298 * gencode.c (expand_opcode): Simplify and reorganize.
299 Eliminate "shift" parameter. Eliminate "4 bits at a time"
300 assumption. Flatten switch statement to a single level.
301 Add "eeee" token for even-numbered registers.
302 (bton): Delete.
303 (fsca): Use "eeee" token.
304 (ppi_moves): Rename to "expand_ppi_movxy". Do the ddt
305 [movx/movy] expansion here, as well as the ppi expansion.
306 (gensim_caselist): Accept 'eeee' along with 'nnnn'.
307
794cd17b
JR		 3082003-11-03 J"orn Rennecke <joern.rennecke@superh.com>
309
310 * interp.c (fsca_s, fsrra_s): New functions.
311 * gencode.c (tab): Add entries for fsca and fsrra.
312 (expand_opcode): Allow variable length n / m fields.
313
8822d001
JR		 3142003-10-15 J"orn Rennecke <joern.rennecke@superh.com>
315
316 * syscall.h (SYS_truncate, SYS_ftruncate): Define.
317 * interp.c (trap): Add support for SYS_ftruncate and SYS_truncate.
318
d1789ace
MS		 3192003-08-11 Shrinivas Atre <shrinivasa@KPITCummins.com>
320 * sim/sh/gencode.c ( tab[] ): Addition of MAC.L handler and
321 correction for MAC.W handler
322 * sim/sh/interp.c ( macl ): New Function. Implementation of
323 MAC.L handler.
324
240f98d3
MS		 3252003-08-07 Michael Snyder <msnyder@redhat.com>
326
327 * gencode.c (expand_ppi_code): Comment spelling fix.
328
437b0e60
MS		 3292003-07-25 Michael Snyder <msnyder@redhat.com>
330
331 * gencode.c (pshl): Change < to <= (shift by 16 is allowed).
332 Cast argument of >> to unsigned to prevent sign extension.
333 (psha): Change < to <= (shift by 32 is allowed).
334
32fcda6a
MS		 3352003-07-24 Michael Snyder <msnyder@redhat.com>
336
337 * gencode.c: Fix typo in comment.
338
e343a93a
MS		 3392003-07-23 Michael Snyder <msnyder@redhat.com>
340
341 * gencode.c: A few more fix-ups of refs and defs.
342 (frchg): Raise SIGILL if in double-precision mode.
343 (ldtlb): We don't simulate cache, so this is a no-op.
344 (movsxy_tab): Correct a few bit pattern errors.
345
c13a4caa
MS		 3462003-07-09 Michael Snyder <msnyder@redhat.com>
347
1b606171 348 * gencode.c (prnd): Clear LSW of result to zeros.
fcfae95c 349 * gencode.c (pmuls): Expression is mis-parenthesized.
c13a4caa
MS		 350 * gencode.c (ppi_gensim): For a conditional ppi insn, if the
351 condition is false, we want to return (not break). A break
352 will take us to the end of the function where registers will
353 be updated, whereas the desired outcome is for nothing to change.
354
e53a5a69
MS		 3552003-07-03 Michael Snyder <msnyder@redhat.com>
356
357 * gencode.c (movs): Fix a couple of text transpositions.
358
15dee5d5
MS		 3592003-06-27 Michael Snyder <msnyder@redhat.com>
360
b939d772
MS		 361 * gencode.c (op tab): Some fix-ups of refs and defs.
362 (ocbi, ocbp): Cache not simulated, but may cause memory fault.
363 (gensym_caselist): Add default case to switch statement.
364 (expand_ppi_code): Add default case to switch statement.
d2f18ae4 365 * gencode.c (op tab): Implement movca.l.
9e1d0fc1 366 * gencode.c (op movsxy_tab): Fix an error in the bit pattern.
15dee5d5
MS		 367 * gencode.c (gensim_caselist): The movy instructions use
368 registers R6 and R7 (not R4 and R5 like the movx insns).
369
8dc30ef7
MS		 3702003-06-27 Michael Snyder <msnyder@redhat.com>
371
0b282859
MS		 372 * gencode.c (op movsxy_tab): Fix up some copy/paste errors
373 in name: s/REG_x/REG_y/.
374
8dc30ef7
MS		 375 * gencode.c (op tab): Move misplaced semicolon.
376
6b4a8935
AC		 3772003-02-27 Andrew Cagney <cagney@redhat.com>
378
379 * interp.c (init_dsp, sim_open, sim_create_inferior): Rename _bfd
380 to bfd.
381
fd8f4948
JR		 382Fri Oct 11 16:22:28 2002 J"orn Rennecke <joern.rennecke@superh.com>
383
384 * interp.c (trap): Return int. Take extra parameter for address
385 of the trap instruction. Changed all callers.
386 Add case 33 for profiling.
387 * gencode.c (trapa): Handle trap 33 using the trap function.
388 Add read of vector for generic traps.
389
2f14585c
JR		 390Wed Jul 17 19:36:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
391
392 * Makefile.in (interp.o): Depend on $(srcroot)/include/gdb/sim-sh.h.
393 * interp.c: Include "gdb/sim-sh.h".
394 (sim_store_register, sim_fetch_register): Use constants defined there.
395
dc9feb5c
JR		 396Tue Jun 18 16:53:11 2002 J"orn Rennecke <joern.rennecke@superh.com>
397
398 * interp.c (sim_resume): Fix setting of bus error for
399 instruction fetch.
400
c8cca39f
AC		 4012002-06-16 Andrew Cagney <ac131313@redhat.com>
402
403 * configure: Regenerated to track ../common/aclocal.m4 changes.
404
3c25f8c7
AC		 4052002-06-08 Andrew Cagney <cagney@redhat.com>
406
407 * interp.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
408
de0492b6
AO		 4092001-01-30 Ben Elliston <bje@redhat.com>
410
411 * interp.c (sim_create_inferior): Record program arguments for
412 later inspection by the trap handler.
413 (count_argc): New function.
414 (prog_argv): Declare static.
415 (sim_write): Declare.
416 (trap): Implement argc, argnlen and argn system calls. Do not
417 abort on unknown system calls--simply return -1.
418 * syscall.h (SYS_argc, SYS_argnlen, SYS_argn): Define.
419
55406459
AO		 4202001-01-24 Alexandre Oliva <aoliva@redhat.com>
421
422 * interp.c (trap): Implement time.
423
8f1e3ff5
BE		 4242000-10-24 Ben Elliston <bje@redhat.com>
425
426 * gencode.c (tab): Delimit strings with commas where applicable.
427
eb2d80b4
AC		 428Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
429
430 * configure: Regenerated to track ../common/aclocal.m4 changes.
431
63978407
JR		 432Mon May 15 22:04:51 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
433
434sh-dsp support, simulator speedup by using host byte order:
435
436 * Makefile.in (interp.o): Depends on ppi.c .
437 (ppi.c): New rule.
438 * gencode.c (printonmatch, think, genopc): Deleted.
439 (MAX_NR_STUFF): Now 42.
440 (tab): Add SH-DSP CPU instructions.
441 Amalgamate ldc / stc / lds / sts instructions with similar
442 bit patterns. Fix opcodes of stc Rm_BANK,@-<REG_N>.
443 Fix semantics of lds.l @<REG_N>+,MACH (no sign extend).
444 (movsxy_tab): New array.
445 For movs, change MMMM field to GGGG, and mmmm field to MMMM.
446 Added entries for movx, movy and parallel processing insns.
447 (ppi_tab): New array.
448 (qfunc): Stabilize sort.
449 (expand_opcode): Handle [01][01]NN, [01][01]xx and [01][01]yy.
450 Handle 'M', 'G' 's' 'X', 'a', 'Y' and 'A'.
451 (dumptable): Now takes three arguments. Changed all callers.
452 Emit just one contigous jump table.
453 (filltable): Now takes an argument. Changed all callers.
454 Make index static.
455 (ppi_moves, expand_ppi_code, ppi_filltable, ppi_gensim): New functions.
456 (gensim_caselist): New function, broken out of gensim.
457 Handle opcode fields 'x', 'y', 's', 'M', 'G', 'X', 'a', and 'Y'.
458 Handle ref '9'.
459 (gensim): Handle 'N' in code field and '8' in refs field.
460 Call gensim_caselist - twice.
461 (ppi_index): New static variable.
462 (main): Unsupport default action.
463 Add dsp support for -x / -s option. Add -p option.
464 * interp.c (sh_jump_table, sh_dsp_table, ppi_table): Declare.
465 (saved_state_type): Rearrange to allow amalgamated ldc / stc /
466 lds / sts to work efficiently.
467 (target_dsp): New static variable.
468 (GBR, VBR, SSR, SPC, MACH, MACL): Reflect saved_state_type change.
469 (FPUL, Rn_BANK, SET_Rn_BANK, M, Q, S, T, SR_BL, SR_RB): Likewise.
470 (SR_MD, SR_RC, SET_SR_BIT, GET_SR, SET_RC, GET_FPSCR): Likewise.
471 (RS, RE, MOD, MOD_ME, DSP_R): Likewise.
472 (set_fpscr1): Likewise. Use target_dsp to check for dsp.
473 (MOD_MSi, SIG_BUS_FETCH): Deleted.
474 (CREG, SREG, PR, SR_MASK_DMY, SR_MASK_DMX, SR_DMY): New macros.
475 (SR_DMX, DSR, MOD_DELTA, GET_DSP_GRD): Likewise.
476 (SET_MOD): Reflect saved_state_type change. Set MOD_DELTA instead
477 of MOD_MS, and encode SR_DMY / SR_DMX into high word of MOD_ME.
478 (set_sr): Reflect saved_state_type change. Fix SR_RB handling.
479 Use SET_MOD.
480 (MA, L, TL, TB): Now controlled by ACE_FAST.
481 (SEXT32): Just cast to int.
482 (SIGN32): Fixed to only shift by 31.
483 (CHECK_INSN_PTR): SIGBUS at insn fetch now represented by insn_end 0.
484 (ppi_insn): Declare.
485 (ppi.c): Include.
486 (init_dsp): Set target_dsp. When it changes, switch end of
487 sh_jump_table with sh_dsp_table.
488 (sim_resume) Don't declare sh_jump_table0. Use sh_jump_table instead.
489 Don't Declare PR if it's #defined.
490 Fix single-stepping (Was broken in Mar 6 16:59:10 patch).
491 (sim_store_register, sim_read_register): Translate accesses to
492 reflect saved_state_type change.
493
494 * interp.c (set_sr): Set sr.
495 (SET_RC, MOD, MOD_MS, MOD_ME, SET_MOD, MOD_MS, MOD_ME): New macros.
496 (set_fpscr1): Don't bank-switch fpu registers when simulating sh-dsp.
497 (DSP_R): Fix definition.
498 (sim_resume): Remove outdated SET_SR use.
499
500 * interp.c (saved_state): New members for struct member asregs:
501 rs, re, insn_end, xram_start, yram_start.
502 (struct loop_bounds): New struct.
503 (SKIP_INSN): New macro.
504 (get_loop_bounds): New function.
505 (endianw): Renamed to global_endianw.
506 (maskw): negated bits.
507 (PC): Now insn_ptr.
508 (SR_MASK_RC, SR_RC_INCREMENT, SR_RC, RAISE_EXCEPTION): New macros.
509 (RS, RE, DSP_R, DSP_GRD, A1, A0, X0, X1, Y0, Y1, M0, A1G): Likewise.
510 (M1, A0G, RIAT, PT2H, PH2T, SET_NIP, CHECK_INSN_PTR): Likewise.
511 (SIG_BUS_FETCH): Likewise
512 (raise_exception, riat_fast): New functions.
513 (raise_buserror, sim_stop): Use raise_exception.
514 (PROCESS_SPECIAL_ADDRESS): Use xram_start / yram_start.
515 (BUSERROR, WRITE_BUSERROR, READ_BUSERROR):
516 Reverse sense of mask argument.
517 (FP_OP, set_dr): Use RAISE_EXCEPTION.
518 (wlat_fast, wwat_fast, wbat_fast, rlat_fast, rwat_fast, rbat_fast):
519 Declare. Remove redundant masking.
520 (wwat_fast, rwat_fast): Add argument endianw. Changed callers.
521 (MA): Updated for change pc -> PC.
522 (Delay_Slot): Use RIAT.
523 (empty): Deleted.
524 (trap): Remove argument little_endian. Add argument endianw.
525 Changed all callers. Use raise_exception.
526 (macw): Add argument endainw. Changed all callers.
527 (init_dsp): New function, extended after broken out of init_pointers.
528 (sim_resume): Replace pc with insn_ptr. Replace little_endian with
529 endianw. Replace nia with nip. Reverse sense of maskb / maskw /
530 maskl. Implement logic for zero-overhead loops. Don't try to
531 interpret garbage when getting a SIGBUS at insn fetch.
532 (sim_open): Call init_dsp.
533 * gencode.c (tab): Use SET_NIP instead of nia = . Use PH2T / PT2H /
534 RAISE_EXCEPTION where appropriate.
535 Add extra cycles for brai, braf , bsr, bsrf, jmp, jsr.
536
537 * interp.c (sim_store_register, sim_fetch_register):
538 Do proper endianness switch.
539
540 * interp.c (saved_state_type): New members for struct member asregs:
541 xymem_select, xmem, ymem, xmem_offset, ymem_offset.
542 (special_address): Delete.
543 (BUSERROR): Now a two-argument predicate.
544 (PROCESS_SPECIAL_ADDRESS, WRITE_BUSERROR, READ_BUSERROR): New macros.
545 (wlat_little, wwat_little, wbat_any, wlat_big, wwat_big): Delete.
546 (process_wlat_addr, process_wwat_addr): New functions.
547 (process_wbat_addr, process_rlat_addr, process_rwat_addr): Likewise.
548 (process_rbat_addr): Likewise.
549 (wlat_fast, wwat_fast, wbat_fast): Use WRITE_BUSERROR.
550 (rlat_little, rwat_little, rbat_any, rlat_big, rwat_big): Delete.
551 (rlat_fast, rwat_fast, rbat_fast): Use READ_BUSERROR.
552 (RWAT, RLAT, RBAT, WWAT, WLAT, WBAT): Delete SLOW versions.
553 (do_rdat, trap): Delete SLOW code.
554 (SEXT32, SIGN32): New macros.
555 (swap, swap16): Now integer in - integer out. Changed all callers.
556 (strswaplen, strnswap): Delete SLOW versions.
557 (init_pointers): Initialize dsp memory selection (preliminary).
558 (sim_store_register, sim_fetch_register): Use swap instead of
559 big / little endian read / write functions.
560
561 * interp.c (maskl): Deleted.
562 (endianw, endianb): New variables.
563 (special_address): Now inline.
564 (bp_holder): Put raising of buserror there, rename to:
565 (raise_buserror).
566 (BUSERROR): Now yields a value. Changed all users.
567 (wbat_big): Delete.
568 (wlat_fast, wwat_fast, wbat_fast): New functions.
569 (rlat_fast, rwat_fast, rbat_fast): Likewise.
570 (RWAT, RLAT, RBAT, WWAT, WLAT, WBAT): Use new functions.
571 (do_rdat, do_wdat): Likewise. Take maskl argument instead of
572 little_endian one. Changed caller macros.
573 (swap, swap16): Use w[rw]lat_big / w[rw]lat_little directly.
574 (strswaplen, strnswap): New functions.
575 (trap): Use them to fix up endian mismatches;
576 disable SYS_execve and SYS_execv; fix double address translation for
577 SYS_pipe and SYS_stat.
578 (sym_write, sym_read): Add endianness translation.
579 (sym_store_register, sym_fetch_register): Add maskl local variable.
580 (sim_open): Set endianw and endianb.
581
d4f3574e
SS		 582Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
583
584 * configure: Regenerated to track ../common/aclocal.m4 changes.
585
104c1213
JM		 586Wed Aug 25 07:55:23 1999 Brendan Kehoe <brendan@cygnus.com>
587
588 * gencode.c (fcnvds <DR_N>,FPUL): Rewrite to use a local anonymous
589 union type, instead of casting to an int* then a float*.
590 (fcnvsd FPUL,<DR_N>): Likewise.
591 (flds <FREG_N>,FPUL): Likewise.
592 (fsts FPUL,<FREG_N>): Likewise.
593
cd0fc7c3
SS		 5941999-05-08 Felix Lee <flee@cygnus.com>
595
596 * configure: Regenerated to track ../common/aclocal.m4 changes.
597
7a292a7a
SS		 5981999-04-02 Keith Seitz <keiths@cygnus.com>
599
600 * interp.c (POLL_QUIT_INTERVAL): Define. Used to tweak the
601 frequency at which the poll_quit callback is called.
602 (sim_resume): Use POLL_QUIT_INTERVAL instead of a
603 hard-coded value.
604
c906108c
SS		 605Thu Sep 10 02:16:39 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
606
607 * interp.c (saved_state.asregs): Add new member pad_dummy.
608 (sim_store_register, sim_fetch_regsiter): Add 1 to rn for use
609 as index into saved_state.asints.
610
611Mon Jun 29 19:35:24 1998 Jason Molenda (crash@bugshack.cygnus.com)
612
613 * interp.c (sim_open): set endianness based on the ABFD if a -E
614 option is not present and we have an ABFD.
615
616Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
617
618 * configure: Regenerated to track ../common/aclocal.m4 changes.
619
620Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
621
622 * configure: Regenerated to track ../common/aclocal.m4 changes.
623 * config.in: Ditto.
624
625Sun Apr 26 15:19:48 1998 Tom Tromey <tromey@cygnus.com>
626
627 * acconfig.h: New file.
628 * configure.in: Reverted change of Apr 24; use sinclude again.
629
630Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
631
632 * configure: Regenerated to track ../common/aclocal.m4 changes.
633 * config.in: Ditto.
634
635Fri Apr 24 11:18:35 1998 Tom Tromey <tromey@cygnus.com>
636
637 * configure.in: Don't call sinclude.
638
639Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
640
641 * configure: Regenerated to track ../common/aclocal.m4 changes.
642
643Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
644
645 * configure: Regenerated to track ../common/aclocal.m4 changes.
646
647Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
648
649 * configure: Regenerated to track ../common/aclocal.m4 changes.
650
651Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
652
653 * configure: Regenerated to track ../common/aclocal.m4 changes.
654
655Tue Feb 17 12:49:44 1998 Andrew Cagney <cagney@b1.cygnus.com>
656
657 * interp.c (sim_fetch_register, sim_store_register): Pass in
658 length parameter. Return -1.
659
660Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
661
662 * configure: Regenerated to track ../common/aclocal.m4 changes.
663
664Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
665
666 * configure: Regenerated to track ../common/aclocal.m4 changes.
667
668Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
669
670 * configure: Regenerated to track ../common/aclocal.m4 changes.
671
672Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
673
674 * configure: Regenerated to track ../common/aclocal.m4 changes.
675 * config.in: Ditto.
676
677Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
678
679 * configure: Regenerated to track ../common/aclocal.m4 changes.
680
681Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
682
683 * interp.c (sim_load): Pass lma_p and sim_write args to
684 sim_load_file.
685
686Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
687
688 * configure: Regenerated to track ../common/aclocal.m4 changes.
689
690Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
691
692 * configure: Regenerated to track ../common/aclocal.m4 changes.
693
694Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
695
696 * configure: Regenerated to track ../common/aclocal.m4 changes.
697
698Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
699
700 * configure: Regenerated to track ../common/aclocal.m4 changes.
701
702Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
703
704 * configure: Regenerated to track ../common/aclocal.m4 changes.
705
706Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
707
708 * configure: Regenerated to track ../common/aclocal.m4 changes.
709
710Tue Sep 9 20:52:21 1997 Felix Lee <flee@cygnus.com>
711
712 * interp.c (sim_resume): poll_quit() at least once per call;
713 otherwise gdb can loop sim_resume() uninterruptably.
714
715Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
716
717 * configure: Regenerated to track ../common/aclocal.m4 changes.
718
719Tue Sep 2 13:15:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
720
721 * gencode.c (tab): Order instructions according to SH3 document.
722
723Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
724
725 * configure: Regenerated to track ../common/aclocal.m4 changes.
726 * config.in: Ditto.
727
728Tue Aug 26 10:41:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
729
730 * interp.c (sim_kill): Delete.
731 (sim_create_inferior): Add ABFD argument.
732 (sim_load): Move setting of PC from here.
733 (sim_create_inferior): To here.
734
735Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
736
737 * configure: Regenerated to track ../common/aclocal.m4 changes.
738 * config.in: Ditto.
739
740Mon Aug 25 16:17:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
741
742 * interp.c (sim_open): Add ABFD argument.
743
744Mon Jun 23 15:49:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
745
746 * interp.c (get_dr): Avoid SIGFPE by moving integers instead of
747 FP's around.
748 (set_dr): Ditto.
749
7a292a7a
SS		 750Mon Jun 23 15:02:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
751
752 * interp.c (XD, SET_XD): Delete.
753 (XF, SET_XF, XD_TO_XF): Define, move around registers in either
754 FP bank.
755
756 * gencode.c (fmov): Update.
757
c906108c
SS		 758Sun Jun 22 19:33:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
759
760 * interp.c (set_fpscr1): From J"orn Rennecke
761 <amylaar@cygnus.co.uk>, Fix typo. Ditto for comment.
762
7a292a7a
SS		 763Tue Aug 12 00:19:11 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
764
765 * interp.c (special_address): New function.
766 (BUSERROR): Call it. Added parameters bits_written and data.
767 Changed all callers.
768 * gencode.c (tab): Fixed ocbwb and pref.
769
770Fri Jun 20 22:03:18 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
771
772 * interp.c (do_wdat, do_wdat): Fix bug in register number calculation.
773
c906108c
SS		 774Thu Jun 19 00:28:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
775
776 * interp.c (sim_create_inferior): Clear registers each time an
777 inferior is started.
778
7a292a7a
SS		 779Mon Jun 16 14:01:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
780
781 * interp.c (*FP, FP_OP, FP_CMP, FP_UNARY): Provide a hook for
782 when a host doesn't support IEEE FP.
783 (*DP): Provide alternative definition that supports 64bit floating
784 point.
785 (target_little_endian): Combine little_endian and little_endian_p.
786 (saved_state_type): Make fpscr and sr simple integers.
787 (SET_FPSCR, GET_FPSCR): Use macros to update fpscr register.
788 (set_fpscr1): New function. Handle swapping when PR / FR bits
789 changed. Call via *_FPSCR macro.
790 (SET_SR*, GET_SR*): Use macro's to access the SR bits - avoids
791 endian problems.
792
793 * gencode.c (tab): Update.
794
c906108c
SS		 795Sun Jun 15 15:22:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
796
797 * gencode.c (main): Perform basic checks on tab entries.
798
799 * Makefile.in (gencode): Always compile with -g.
800
801Sat Jun 14 13:45:09 1997 Andrew Cagney <cagney@b1.cygnus.com>
802
803 * gencode.c (gensim): Move ref checking code to before `stuff'.
804 For branches with delay slots refs were not being checked.
805
806 * interp.c (sim_resume): Use nia to specify the next instruction
807 address instead of overloading pc.
808 (C): Delete definiton - refer to cycles directly.
809 (SEXT12): New macro - sign extend a 12 bit quantity.
810 (Delay_Slot): Rename from SL.
811
812 * gencode.c (tab): Update/simplify.
813
814 * gencode.c (gensim): Better formatting of output code.
815 (gensim): Replace 10 with constant MAX_NR_STUFF- define as 15.
816 (tab): Sort alphabetically. Break `stuff' into multiple lines.
817
818Fri Jun 13 22:10:13 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
819
820 * gencode.c (braf, bsrf): Fix branch destination calculation to
821 be in accordance with the documentation.
822
823Fri Jun 13 15:33:53 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
824
825 * interp.c (init_pointers): Fix little endian test.
826
7a292a7a
SS		 827Thu Jun 5 12:56:08 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
828
829 * interp.c (init_pointers): SH4 hardware is always WORDS_BIT_ENDIAN.
830 * gencode (fmov from/to memory): take endian_mismatch into account
831 for 32 bit moves too.
832
c906108c
SS		 833Wed May 28 23:42:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
834
835 * gencode.c (swap.b): Fix treatment of high word.
836
7a292a7a
SS		 837Wed May 28 23:42:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
838
839 * sh/gencode.c,
840 * interp.c: experimental SH4 support.
841 DFmode moves are probaly broken for target little endian.
842
c906108c
SS		 843Tue May 20 10:23:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
844
845 * interp.c (sim_open): Add callback argument.
846 (sim_set_callbacks): Delete SIM_DESC argument.
847
848Wed Apr 30 11:38:08 1997 Doug Evans <dje@canuck.cygnus.com>
849
850 * Makefile.in (SIM_EXTRA_CLEAN): Define.
851 (clean targets): Delete.
852 (sh-clean): New target.
853
854Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
855
856 * configure: Regenerated to track ../common/aclocal.m4 changes.
857
858Wed Apr 23 17:55:22 1997 Doug Evans <dje@canuck.cygnus.com>
859
860 * tconfig.in: New file.
861 * interp.c (sim_open): Handle missing arg to -E.
862
863Tue Apr 22 08:55:35 1997 Stu Grossman (grossman@critters.cygnus.com)
864
865 * Makefile.in: Add clean targets.
866
867Fri Apr 18 18:57:04 1997 Stu Grossman (grossman@critters.cygnus.com)
868
869 * interp.c: Include float.h and define SIGTRAP if _WIN32.
870 WIN32 -> _WIN32.
871 * (trap): Do do SYS_chown for _WIN32.
872
873Fri Apr 18 13:33:09 1997 Doug Evans <dje@canuck.cygnus.com>
874
875 * interp.c (sim_resume): Fix argument to poll_quit.
876
877Fri Apr 18 14:14:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
878
879 * interp.c (sim_stop): New function.
880 (sim_resume): Use poll_quit for polling.
881
882Thu Apr 17 03:32:04 1997 Doug Evans <dje@canuck.cygnus.com>
883
884 * Makefile.in (SIM_OBJS): Add sim-load.o.
885 * interp.c (target_byte_order): Delete.
886 (sim_kind, myname, little_endian_p): New static locals.
887 (init_pointers): Use little_endian_p instead of target_byte_order.
888 (sim_resume): Likewise.
889 (sim_open): Set sim_kind, myname. Set little_endian_p from -E arg.
890 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
891 load file into simulator. Set start address from bfd.
892 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
893
894Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
895
896 * configure: Regenerated to track ../common/aclocal.m4 changes.
897 * config.in: Ditto.
898
899Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
900
901 * interp.c (sim_open): New arg `kind'.
902
903 * configure: Regenerated to track ../common/aclocal.m4 changes.
904
905Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
906
907 * configure: Regenerated to track ../common/aclocal.m4 changes.
908
909Wed Mar 19 09:34:36 1997 Fred Fish <fnf@cygnus.com>
910
911 * interp.c (sim_do_command): Check for NULL command or empty
912 string and handle it the same as a "help" command. Use callback
913 to print error message for unrecognized commands. Replace
914 hardcoded tab in literal string with a \t. Other minor code
915 cleanup.
916
917Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
918
919 * configure: Regenerated to track ../common/aclocal.m4 changes.
920
921Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
922
923 * configure: Re-generate.
924
925Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
926
927 * configure: Regenerate to track ../common/aclocal.m4 changes.
928
929Thu Mar 13 13:00:00 1997 Doug Evans <dje@canuck.cygnus.com>
930
931 * interp.c (sim_open): New SIM_DESC result. Argument is now
932 in argv form.
933 (other sim_*): New SIM_DESC argument.
934
935Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
936
937 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
938 COMMON_{PRE,POST}_CONFIG_FRAG instead.
939 * configure.in: sinclude ../common/aclocal.m4.
940 * configure: Regenerated.
941
942Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
943
944 * configure configure.in Makefile.in: Update to new configure
945 scheme which is more compatible with WinGDB builds.
946 * configure.in: Improve comment on how to run autoconf.
947 * configure: Re-run autoconf to get new ../common/aclocal.m4.
948 * Makefile.in: Use autoconf substitution to install common
949 makefile fragment.
950
951Wed Nov 20 02:04:32 1996 Doug Evans <dje@canuck.cygnus.com>
952
953 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
954 (SIM_OBJS,SIM_EXTRA_LIBS): Define.
955 * configure.in: Simplify using macros in ../common/aclocal.m4.
956 Call AC_CHECK_HEADERS(unistd.h).
957 * configure: Regenerated.
958 * config.in: New file.
959 * interp.c: #include "config.h". #include <unistd.h> if present.
960 (trap): Fetch errno value with callback->get_errno.
961
962Tue Nov 12 13:34:00 1996 Dawn Perchik <dawn@cygnus.com>
963
964 * interp.c: Don't include windows polling code if inside simluator.
965
966Fri Sep 20 14:57:50 1996 Stan Shebs <shebs@andros.cygnus.com>
967
968 * interp.c: Minor formatting improvements.
969 (saved_state_type): Add bank registers.
970 (bp_holder): New function, use to break on when debugging BUSERROR.
971 (BUSERROR): Call it if bus error occurs.
972
973Wed Jun 26 12:29:22 1996 Jason Molenda (crash@godzilla.cygnus.co.jp)
974
975 * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
976 INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
977 (docdir): Removed.
978 * configure.in (AC_PREREQ): autoconf 2.5 or higher.
979 (AC_PROG_INSTALL): Added.
980 * configure: Rebuilt.
981
982Thu May 16 15:44:29 1996 Ian Lance Taylor <ian@cygnus.com>
983
984 * interp.c (saved_state_type): Add memstalls field.
985 (MA) Define macro.
986 (sim_resume): New local variable memstalls. Add it back in to
987 saved_state at the end of the function.
988 (sim_info): Report memstalls.
989 * gencode.c (tab): Add MA() to the execution string of all
990 instructions which access memory.
991
992Wed Feb 21 12:16:41 1996 Ian Lance Taylor <ian@cygnus.com>
993
994 * configure: Regenerate with autoconf 2.7.
995
996Tue Dec 5 16:38:55 1995 Stu Grossman (grossman@cygnus.com)
997
998 * gencode.c (mac.l): Don't abort GDB if executing mac.l
999 instruction (which is unimplemented). Generate a SIGTRAP (in the
1000 simulated target) instead.
1001
1002Mon Dec 4 12:22:24 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1003
1004 * gencode.c (tab): Added several sh3 opcodes.
1005 (think): Added printonmatch for A_SSR and A_SPC.
1006 * interp.c (SSR, SPC): Added definitions.
1007 (saved_state_type): Added ssr and spc registers.
1008
1009Wed Nov 29 12:39:27 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1010
1011 * gencode.c (tab): In shad/shld definitions, negate R[m] before
1012 the and operation instead of after. For shad delete cast. For shld
1013 use UR instead of R and delete cast.
1014
1015Fri Nov 17 12:48:55 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1016
1017 * gencode.c (tab): Add explicit NaN support for ftrc instruction.
1018
1019Wed Nov 15 11:25:27 1995 Stu Grossman (grossman@cygnus.com)
1020
1021 * interp.c: Make target_byte_order be extern to prevent SGI cc from
1022 issuing warnings about the use of common symbols.
1023
1024Tue Nov 14 15:19:43 1995 Stu Grossman (grossman@cygnus.com)
1025
1026 * gencode.c: jsr, bsr and bsrf actually save pc+4 in pr, and rts
1027 actually uses pr+0.
1028
1029Sat Oct 21 13:01:18 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1030
1031 * sh/interp.c (sim_stop_reason): Catch SIGQUIT and indicate
1032 program exited.
1033 (sim_get_quit_code): Delete.
1034
1035 * gencode.c (gensim): Indicate SIGILL instead of calling abort for
1036 default case.
1037
1038Mon Oct 16 18:24:03 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1039
1040 * interp.c (saved_state_type): Move FP registers to immediately
1041 after SR.
1042
1043Tue Oct 10 11:12:15 1995 Fred Fish <fnf@cygnus.com>
1044
1045 * Makefile.in (BISON): Remove macro.
1046
1047Fri Oct 6 12:08:18 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1048
1049 * interp.c (trap, case SYS_utime): Cast second arg of utime to
1050 void * to avoid compiler error.
1051
1052 * interp.c (callback): Remove last change. It is initialized by
1053 a sim_set_callbacks call.
1054
1055Thu Oct 5 14:13:29 1995 steve chamberlain <sac@slash.cygnus.com>
1056
1057 * interp.c (callback): Initialize to default callback.
1058
1059Thu Sep 28 15:26:59 1995 steve chamberlain <sac@slash.cygnus.com>
1060
1061 * run.c: Moved to ../common.
1062 * interp.c (trap): Use gdb's callback interface.
1063 * Makefile.in: Updated.
1064
1065Wed Sep 20 13:35:13 1995 Ian Lance Taylor <ian@cygnus.com>
1066
1067 * Makefile.in (maintainer-clean): New synonym for realclean.
1068
1069Wed Sep 20 09:51:50 1995 steve chamberlain <sac@slash.cygnus.com>
1070
1071 * run.c (sim_callback_write_stdout): New.
1072 * interp.c (trap): Call sim_callback_write_stdout when needed.
1073
1074Mon Sep 18 18:42:27 1995 steve chamberlain <sac@slash.cygnus.com>
1075
1076 * interp.c (trap): Remove useless code.
1077
1078Fri Sep 15 19:30:05 1995 steve chamberlain <sac@slash.cygnus.com>
1079
1080 * syscall.h: Copy from newlib.
1081
1082Thu Sep 14 19:32:59 1995 Stu Grossman (grossman@cygnus.com)
1083
1084 * gencode.c: Back up PC by 2 for breakpoints.
1085 * interp.c: Move fp regs beyond pc/pr/etc to avoid confusing GDB,
fcb38129 1086 which expect pc to immediately follow regs[].
c906108c
SS		 1087
1088Fri Sep 8 14:18:13 1995 Ian Lance Taylor <ian@cygnus.com>
1089
1090 * configure.in: Define CC_FOR_BUILD. Don't call AC_PROG_INSTALL.
1091 * configure: Rebuild.
1092 * Makefile.in (INSTALL): Revert to using install.sh.
1093 (INSTALL_PROGRAM, INSTALL_DATA): Set to $(INSTALL).
1094 (INSTALL_XFORM, INSTALL_XFORM1): Restore.
1095 (CC_FOR_BUILD): Restore.
1096 (gencode): Build using $(CC_FOR_BUILD).
1097 (install): Don't install in $(tooldir).
1098
1099Thu Sep 7 15:02:31 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1100
1101 (Try to) Update to new bfd autoconf scheme.
1102 * run.c: Don't include sysdep.h.
1103 * Makefile.in (INSTALL{,_PROGRAM,_DATA}): Use autoconf computed value.
1104 (CC, CFLAGS, AR, RANLIB): Likewise.
1105 (HDEFINES, TDEFINES): Define.
1106 (CC_FOR_BUILD): Delete.
1107 (host_makefile_frag): Delete.
1108 (Makefile): Don't depend on frags.
1109 * configure.in (sysdep.h): Don't create symlink.
1110 (host_makefile_frag, frags): Deleted.
1111 (CC, CFLAGS, AR, RANLIB, INSTALL): Compute values.
1112 * configure: Regenerated.
1113
1114Thu Aug 31 12:39:07 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1115
1116 * interp.c: Include <math.h>.
1117
1118Wed Aug 30 22:05:17 1995 Jeff Law (law@snake.cs.utah.edu)
1119
1120 * Makefile.in (run): Link in math library too.
1121 * gencode.c (gensim): abort if an unknown opcode is encountered.
1122 * interp.c (FPSCR, FPUL): Define.
1123 (struct save_state): Add fields for floating point registers,
1124 FPSCR and FPUL.
1125 (sim_resume): Add 'F' for accessing floating point registers
1126 in the save state structure.
1127 * gencode.c: Add sh3e opcodes.
1128 (gensym): Define a buffer for int<->fp conversions.
1129
1130Tue Aug 22 14:16:46 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1131
1132 * interp.c (trap): Use trap vector 34 for host system interface.
1133 * gencode.c: Add 34 to conditional which determines which traps
1134 will be handled by simulator.
1135
1136Fri Aug 11 17:59:15 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1137
1138 * run.c: Include <signal.h>. Define SIGQUIT if not defined.
1139 (main): New variables reason and sigrc. After simulator exits,
1140 check to see if it exited because of a signal, and if so, then
1141 use the signal number as the return value.
1142
1143Thu Aug 3 10:45:37 1995 Fred Fish <fnf@cygnus.com>
1144
1145 * Update all FSF addresses except those in COPYING* files.
1146
1147Tue Jul 18 23:33:10 1995 Fred Fish <fnf@fishbowl>
1148
1149 * interp.c (trap): Only use SYS_execv if defined. Might be
1150 implemented as execve(arg1,arg2,0), as with Unixware 2.0.
1151 (sim_resume): In sbit initializer, cast shifted arg to unsigned
1152 to avoid signed integer overflow.
1153
1154Wed Jul 5 14:32:54 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1155
1156 * Makefile.in (clean): Remove run, libsim.a.
1157 (distclean, mostlyclean, realclean): Remove Makefile and
1158 autoconf files.
1159
1160 * sh.mt: Removed.
1161
1162 * Makefile.in, configure.in: converted to autoconf.
1163 * configure: New file, generated with autconf 2.4.
1164
1165Fri Jun 30 16:51:38 1995 Stan Shebs <shebs@andros.cygnus.com>
1166
1167 * interp.c (sim_open): If argument supplied, interpret as
1168 desired memory size.
1169 (parse_and_set_memory_size): New function.
1170 (sim_do_command): New function.
1171
1172Thu Jun 29 10:02:28 1995 Fred Fish <fnf@deneb.cygnus.com>
1173
1174 * interp.c (SYS_wait): Define as SYS_wait4 if available and
1175 SYS_wait is not already defined (SunOS 4.1.3 for example).
1176 (SYS_utime): Define as SYS_utimes if available and
1177 SYS_utime is not already defined.
1178
1179Thu Jun 22 17:25:57 1995 Steve Chamberlain <sac@slash.cygnus.com>
1180
1181 * interp.c: Don't include sys/times.h or sys/param.h
1182
1183Wed Jun 21 15:03:49 1995 Steve Chamberlain <sac@slash.cygnus.com>
1184
1185 * interp.c (SIGBUS, SIGTERM): Define if not.
1186 (sim_memory_size): default to 2^19 on PCs.
1187 (sim_resume): Poll for quits on win32.
1188
1189Wed May 24 16:22:48 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1190
1191 * gencode.c (op_tab): Add SH3 support.
1192
1193Wed May 24 14:07:11 1995 Steve Chamberlain <sac@slash.cygnus.com>
1194
1195 * gencode.c (tab): Add bsrf and braf.
1196
1197Mon Apr 24 15:09:49 1995 Jason Molenda (crash@cygnus.com)
1198
1199 * configure.in: use ../../bfd/hosts/std-host.h, not
1200 ../bfd/hosts/std-host.h (which doesn't exist).
1201
1202Mon Mar 27 10:32:34 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1203
1204 * run.c: parse arguments with getopt().
1205
1206Sun Feb 26 15:27:24 1995 Steve Chamberlain <sac@cygnus.com>
1207
1208 * configure.in: Use ../../bfd/hosts/std-host.h if specific
1209 host unavailable.
1210
1211Mon Jan 23 16:10:58 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1212
1213 * interp.c (macw): Sign extend MACH at bit 10 for non-saturating case.
1214
1215Sun Jan 22 13:55:36 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1216
1217 * gencode.c (op_tab): Make MAC.W call macw, not abort.
1218 * interp.c (macw): New function.
1219 (S): New #define.
1220
1221Sat Jan 21 15:52:30 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1222
1223 * gencode.c (op_tab): New code for ADDV and SUBV.
1224 Make MAC.L abort sicne it is not implemented.
1225
1226 * interp.c (dmul): Handle the signed case by adjusting after unsigned multiply.
1227 Get rid of __GNUC__ conditional.
1228
1229aThu Jan 19 05:50:50 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1230
1231 * gencode.c (op_tab): Also replace NEGC, and try again with SUBC.
1232 Change ADDC for symmetry.
1233
1234 * gencode.c (op_tab): Replace code for ADDC and SUBC.
1235
1236Mon Jan 9 15:43:53 1995 Stu Grossman (grossman@cygnus.com)
1237
1238 * interp.c: Remove def of INLINE. This comes from bfd.h. Also,
1239 declare IOMEM before using it.
1240
1241Wed Dec 28 21:25:31 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1242
1243 * interp.c (BUSERROR): New macro.
1244 ([r|w][bwl]at[little|big]) New functions.
1245 (sim_resume): If GO32 check for interrupt every now
1246 and again. Decrement PC if SIGBUS seen.
1247 * run.c (main): Return result of simulated _exit.
1248
1249Mon Dec 5 21:59:51 1994 Doug Evans <dje@canuck.cygnus.com>
1250
1251 * Makefile.in (gencode): Allow build in different directory.
1252
1253Wed Nov 30 17:47:13 1994 Jim Wilson <wilson@chestnut.cygnus.com>
1254
1255 * Makefile.in (gencode): Change $< to gencode.c for portability.
1256
1257Wed Nov 23 21:31:55 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1258
1259 * interp.c ([wr][bwl]at): New functions.
1260 (trap): Cope with both byte modes.
1261
1262Thu Sep 8 17:35:07 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1263
1264 * gencode.c (tab): Simulate T bit after a negc insn right.
1265 * interp.c (RSBAT): Sign extend the arg.
1266 (ACE_FAST): New macro.
1267 (sim_resume): Remove obsolete test of sim_timeout.
1268
1269Fri Aug 5 14:12:31 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1270
1271 * interp.c (IOMEM): New function, simulates very basic I/O area of
1272 the SH.
1273 (WBAT, RBAT) : Call I/O functions.
1274 * gencode.c (tab): Special case trapa #3.
1275
1276Mon Jun 27 18:04:54 1994 Steve Chamberlain (sac@cirdan.cygnus.com)
1277
1278 * run.c (main): Specify the file type again.
1279
1280Thu May 26 19:04:37 1994 Steve Chamberlain (sac@thepub.cygnus.com)
1281
1282 * interp.c (trap): Fix irix incompatibility.
1283 * run.c (main): open without specifying file type.
1284
1285Wed May 18 14:18:53 1994 Doug Evans (dje@canuck.cygnus.com)
1286
1287 * interp.c (sim_*): Make result void where there isn't one.
1288 (sim_set_pc): Delete.
1289 (sim_info): Delete printf_fn arg, all callers changed.
1290 Call printf_filtered instead.
1291 (sim_close): New function.
1292 (sim_load): New function.
1293 (sim_create_inferior): Renamed from sim_set_args, all callers changed.
1294 * run.c: #include <varargs.h>, "remote-sim.h".
1295 (printf_filtered): New function.
1296
1297Wed Apr 27 12:03:48 1994 Steve Chamberlain (sac@cygnus.com)
1298
1299 * gencode.c (table): Get direction of some opcodes right.
1300 (trapa, rte): Implement fully.
1301 * interp.c (trap): Make stat call more portable.
1302
1303Fri Feb 11 21:59:38 1994 Steve Chamberlain (sac@sphagnum.cygnus.com)
1304
1305 * gencode.c (main, gendefines): New -d option prints table of defines.
1306 * interp.c (trap): Add a load of system calls.
1307 (sim_memory_size): Now default to 8Mbyte.
1308 (PARANOID): Keep vector of registers with undefined contents.
1309
1310Mon Nov 15 14:37:18 1993 Steve Chamberlain (sac@jonny.cygnus.com)
1311
1312 * gencode.c: mova uses aligned addresses
1313 * interp.c (trap): Return results in r0.
1314
1315Tue Oct 26 10:38:55 1993 Doug Evans (dje@canuck.cygnus.com)
1316
1317 * Makefile.in (CSEARCH): Add -I$(srcdir)/../../gdb
1318 * interp.c: #include "remote-sim.h".
1319 (sim_resume): int result, new arg `siggnal'.
1320 (sim_write): Use SIM_ADDR for type of arg `addr'.
1321 (sim_read): Use SIM_ADDR for type of arg `addr'.
1322 Use unsigned char * for `buffer'.
1323 (sim_store_register): int result.
1324 (sim_fetch_register): Ditto.
1325 (sim_stop_reason): Renamed from sim_stop_signal. New arg `reason'.
1326 (sim_set_pc): int result, use SIM_ADDR for type of arg `x'.
1327 (sim_info): int result, new args `verbose', `printf_fn'.
1328 (sim_kill): int result.
1329 (sim_open): int result, new arg `name'.
1330 * run.c: #include <stdio.h>
1331 (main): Update call to sim_info.
1332
1333Sat Oct 23 15:09:29 1993 Doug Evans (dje@canuck.cygnus.com)
1334
1335 * interp.c (sim_stop_signal): Result is now enum sim_stop.
1336
1337Fri Oct 8 10:47:09 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1338
1339 * gencode.c (table): Becomes unsigned.
1340 * interp.c (trap): Get right breakpoint SIGnum. (sim_write,
1341 sim_read): Return number of bytes copied. (sim_store_register):
1342 Value passed by reference. (sim_kill, sim_open, sim_set_args): New functions.
1343
1344Tue Sep 7 16:24:13 1993 Stan Shebs (shebs@rtl.cygnus.com)
1345
1346 * interp.c (sim_info): Fix small typo in printf string.
1347
1348Thu Aug 5 11:37:48 1993 Stan Shebs (shebs@rtl.cygnus.com)
1349
1350 * interp.c (sim_resume): Set memory after pointers inited.
1351
1352Mon Aug 2 14:13:22 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1353
1354 * interp.c (get_now): Use time system call.
1355 * Makefile.in: install correctly.
1356
1357Tue Jul 6 10:30:46 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1358
1359 * run.c (main), interp.c (sim_set_timeout): Remove timeout
1360 functionality.
1361
1362Thu Jun 24 13:29:57 1993 david d `zoo' zuhn (zoo at rtl.cygnus.com)
1363
1364 * Makefile.in: don't run indent everytime; also add a space in the
1365 includes
1366
1367Thu Jun 17 18:30:42 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1368
1369 * gencode.c: Fix some opcodes.
1370 * interp.c: Support for profiling and portability fixes.
1371 * run.c (main): Get profiling args.
1372
1373Wed May 5 13:17:22 1993 Steve Chamberlain (sac@cygnus.com)
1374
1375 * gencode.c (tab): Lint for sgi compiler
1376 * interp.c: Lint for sgi compiler.
1377
1378Mon May 3 15:25:33 1993 Steve Chamberlain (sac@thepub.cygnus.com)
1379
1380 * run.c (main): Support for resizing simulated RAM.
1381 * Makefile.in: Support for broken makes.
1382 * interp.c, gencode.c: Lint.
1383
1384Mon Apr 26 18:01:10 1993 Steve Chamberlain (sac@thepub.cygnus.com)
1385
1386 * created
1387
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