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Fixup readline and sim including of override.m4
[deliverable/binutils-gdb.git] / sim / sh / ChangeLog
CommitLineData
d6416cdc
RW		 12009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2
3 * configure: Regenerate.
4
b5bd9624
HPN		 52008-07-11 Hans-Peter Nilsson <hp@axis.com>
6
7 * configure: Regenerate to track ../common/common.m4 changes.
8 * config.in: Ditto.
9
6efef468
JM		 102008-06-06 Vladimir Prus <vladimir@codesourcery.com>
11 Daniel Jacobowitz <dan@codesourcery.com>
12 Joseph Myers <joseph@codesourcery.com>
13
14 * configure: Regenerate.
15
f3876f69
AS		 162008-02-04 Antony King <antony.king@st.com>
17
18 * interp.c (macl): Fix non-portable implementation.
19
4d439271
DP		 202007-10-08 Andrew Stubbs <andrew.stubbs@st.com>
21
22 * gencode.c (tab): Add RAISE_EXCEPTION_IF_IN_DELAY_SLOT to the
23 definition of PC relative 'mov.l'/'mov.w' and also 'mova'.
24
6a1754a3
DJ		 252007-03-02 Andrew Stubbs <andrew.stubbs@st.com>
26
27 * gencode.c (tab): Correct pre-decrement instructions when m == n.
28
edc5d9ec
HPN		 292006-12-21 Hans-Peter Nilsson <hp@axis.com>
30
31 * acconfig.h: Remove.
32 * config.in: Regenerate.
33
e85e3205
RE		 342006-06-13 Richard Earnshaw <rearnsha@arm.com>
35
36 * configure: Regenerated.
37
2f0122dc
DJ		 382006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
39
40 * configure: Regenerated.
41
20e95c23
DJ		 422006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
43
44 * configure: Regenerated.
45
72a37d8d
AS		 462005-11-10 Andrew Stubbs <andrew.stubbs@st.com>
47
48 * interp.c (sim_memory_size): Use same amount of memory on Windows as
49 elsewhere.
50
6a8492b5
JR		 512005-09-19 J"orn Rennecke <joern.rennecke@st.com>
52
53 * interp.c (<sys/mman.h>): Include.
54 (mcalloc): New function / macro.
55 (mfree): New macro.
56 (sim_size): Use mcalloc and mfree.
57
63bee803
JR		 582005-08-02 J"orn Rennecke <joern.rennecke@st.com>
59
60 * interp.c (strswaplen): Add one for '\0' delimiter.
61
195b8a57
DJ		 622005-06-16 Daniel Jacobowitz <dan@codesourcery.com>
63
64 * gencode.c (tab): Avoid lvalue casts. Suggested by
65 Ralf Corsepius <ralf.corsepius@rtems.org>.
66
53f541af
JL		 672005-04-12 Jonathan Larmour <jifl@eCosCentric.com>
68
69 * gencode.c (tab): Avoid inserting code before variables all declared.
70
2b193c4a
MK		 712005-03-23 Mark Kettenis <kettenis@gnu.org>
72
73 * configure: Regenerate.
74
35695fd6
AC		 752005-01-14 Andrew Cagney <cagney@gnu.org>
76
77 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
78 explicit call to AC_CONFIG_HEADER.
79 * configure: Regenerate.
80
f0569246
AC		 812005-01-12 Andrew Cagney <cagney@gnu.org>
82
83 * configure.ac: Update to use ../common/common.m4.
84 * configure: Re-generate.
85
38f48d72
AC		 862005-01-11 Andrew Cagney <cagney@localhost.localdomain>
87
88 * configure: Regenerated to track ../common/aclocal.m4 changes.
89
b7026657
AC		 902005-01-07 Andrew Cagney <cagney@gnu.org>
91
92 * configure.ac: Rename configure.in, require autoconf 2.59.
93 * configure: Re-generate.
94
379832de
HPN		 952004-12-08 Hans-Peter Nilsson <hp@axis.com>
96
97 * configure: Regenerate for ../common/aclocal.m4 update.
98
ae0a84af
CV		 992004-09-08 DJ Delorie <dj@redhat.com>
100
101 Commited by Corinna Vinschen <vinschen@redhat.com>
102 * gencode.c (movua.l): Compensate for endianness.
103
1042004-09-08 Corinna Vinschen <vinschen@redhat.com>
105
106 * interp.c (RAISE_EXCEPTION_IF_IN_DELAY_SLOT): New macro.
107 (in_delay_slot): New flag variable.
108 (Delay_Slot): Set in_delay_slot.
109 (sim_resume): Reset in_delay_slot after leaving code switch.
110 * gencode.c (op tab): Call RAISE_EXCEPTION_IF_IN_DELAY_SLOT for all
111 instructions not allowed in delay slots.
112
1132004-09-08 Michael Snyder <msnyder@redhat.com>
114
115 Commited by Corinna Vinschen <vinschen@redhat.com>
116 Introduce SH2a support.
117 * interp.c: Change type of jump table to short. Add various macros.
118 (sim_load): Save the bfd machine code.
119 (sim_create_inferior): Ditto.
120 (union saved_state_type): Add tbr, ibnr and ibcr registers.
121 Move bfd_mach to end of struct. Add regstack pointer.
122 (init_dsp): Don't swap contents of sh_dsp_table any more. Instead
123 use it directly in its own switch statement. Allocate space for 512
124 register banks.
125 (do_long_move_insn): New function.
126 (do_blog_insn): Ditto.
127 (trap): Use trap #13 and trap #14 to set ibnr and ibcr.
128 * gencode.c: Move movx/movy insns into separate switch statement.
129 (op tab): Add sh2a insns. Reject instructions that are disabled
130 on that chip.
131 (gensim_caselist): Generate default case here instead of in caller.
132 (gensim): Generate two separate switch statements. Call
133 gensim_caselist once for each (for movsxy_tab and for tab).
134 Add tokens for r15 and multiple regs.
135 (conflict_warn, warn_conflicts): Add for debugging.
136
a134f341
JR		 1372004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
138
139 * gencode.c (tab): For shad snd shld, fix result for
140 (op1 < 0 && shift_amount == 0).
141
915213a4
MS		 1422004-02-02 Michael Snyder <msnyder@redhat.com>
143
144 * gencode.c (movua.l): Set thislock to 0, not n.
145
3e511797
MS		 1462004-02-12 Michael Snyder <msnyder@redhat.com>
147
148 * gencode.c (table): Change from char to short.
149 (dumptable): Change generated table from char to short.
150 * interp.c (sh_jump_table, sh_dsp_table, ppi_table): char to short.
151 (init_dsp): Compute size of sh_dsp_table.
152 (sim_resume): Change jump_table from char to short.
153
4ae0cff4
MS		 1542004-01-27 Michael Snyder <msnyder@redhat.com>
155
0145ab2e
MS		 156 * gencode.c: (op tab): Some refs and defs fixes.
157 "fsrra" -> "fsrra <FREG_N>".
158 "sleep": replace array ref with array addr.
159 "trapa": ditto.
160 Comment and whitespace clean-ups.
4ae0cff4 161
86bc60eb
MS		 1622004-01-07 Michael Snyder <msnyder@redhat.com>
163
87acb4a7
MS		 164 * gencode.c: Whitespace cleanup.
165 * interp.c: Ditto.
166
86bc60eb
MS		 167 * gencode.c: Replace 'Hitachi' with 'Renesas'.
168 (op tab): Add new instructions for sh4a, DBR, SBR.
169 (expand_opcode): Add handling for new movxy combinations.
170 (gensym_caselist): Ditto.
171 (expand_ppi_movxy): Remove movx/movy expansions,
172 now handled in expand_opcode.
173 (gensym): Add some helpful macros.
174 (expand_ppi_code): Flatten loop for simplicity, tweak for 12-bit
175 instead of 8-bit table (some insns are ambiguous to 8 bits).
176 (ppi_gensim, main): Generate 12-bit instead of 8-bit ppi table.
177
178 * interp.c: Replace 'Hitachi' with 'Renesas'.
179 (union saved_state_type): Add dbr, sgr, ldst.
180 (get_loop_bounds_ext): New function.
181 (init_dsp): Add bfd_mach_sh4al_dsp.
182 (sim_resume): Handle extended loop bounds.
183
673fc5d0
MS		 1842003-12-18 Michael Snyder <msnyder@redhat.com>
185
186 * gencode.c (expand_opcode): Simplify and reorganize.
187 Eliminate "shift" parameter. Eliminate "4 bits at a time"
188 assumption. Flatten switch statement to a single level.
189 Add "eeee" token for even-numbered registers.
190 (bton): Delete.
191 (fsca): Use "eeee" token.
192 (ppi_moves): Rename to "expand_ppi_movxy". Do the ddt
193 [movx/movy] expansion here, as well as the ppi expansion.
194 (gensim_caselist): Accept 'eeee' along with 'nnnn'.
195
794cd17b
JR		 1962003-11-03 J"orn Rennecke <joern.rennecke@superh.com>
197
198 * interp.c (fsca_s, fsrra_s): New functions.
199 * gencode.c (tab): Add entries for fsca and fsrra.
200 (expand_opcode): Allow variable length n / m fields.
201
8822d001
JR		 2022003-10-15 J"orn Rennecke <joern.rennecke@superh.com>
203
204 * syscall.h (SYS_truncate, SYS_ftruncate): Define.
205 * interp.c (trap): Add support for SYS_ftruncate and SYS_truncate.
206
d1789ace
MS		 2072003-08-11 Shrinivas Atre <shrinivasa@KPITCummins.com>
208 * sim/sh/gencode.c ( tab[] ): Addition of MAC.L handler and
209 correction for MAC.W handler
210 * sim/sh/interp.c ( macl ): New Function. Implementation of
211 MAC.L handler.
212
240f98d3
MS		 2132003-08-07 Michael Snyder <msnyder@redhat.com>
214
215 * gencode.c (expand_ppi_code): Comment spelling fix.
216
437b0e60
MS		 2172003-07-25 Michael Snyder <msnyder@redhat.com>
218
219 * gencode.c (pshl): Change < to <= (shift by 16 is allowed).
220 Cast argument of >> to unsigned to prevent sign extension.
221 (psha): Change < to <= (shift by 32 is allowed).
222
32fcda6a
MS		 2232003-07-24 Michael Snyder <msnyder@redhat.com>
224
225 * gencode.c: Fix typo in comment.
226
e343a93a
MS		 2272003-07-23 Michael Snyder <msnyder@redhat.com>
228
229 * gencode.c: A few more fix-ups of refs and defs.
230 (frchg): Raise SIGILL if in double-precision mode.
231 (ldtlb): We don't simulate cache, so this is a no-op.
232 (movsxy_tab): Correct a few bit pattern errors.
233
c13a4caa
MS		 2342003-07-09 Michael Snyder <msnyder@redhat.com>
235
1b606171 236 * gencode.c (prnd): Clear LSW of result to zeros.
fcfae95c 237 * gencode.c (pmuls): Expression is mis-parenthesized.
c13a4caa
MS		 238 * gencode.c (ppi_gensim): For a conditional ppi insn, if the
239 condition is false, we want to return (not break). A break
240 will take us to the end of the function where registers will
241 be updated, whereas the desired outcome is for nothing to change.
242
e53a5a69
MS		 2432003-07-03 Michael Snyder <msnyder@redhat.com>
244
245 * gencode.c (movs): Fix a couple of text transpositions.
246
15dee5d5
MS		 2472003-06-27 Michael Snyder <msnyder@redhat.com>
248
b939d772
MS		 249 * gencode.c (op tab): Some fix-ups of refs and defs.
250 (ocbi, ocbp): Cache not simulated, but may cause memory fault.
251 (gensym_caselist): Add default case to switch statement.
252 (expand_ppi_code): Add default case to switch statement.
d2f18ae4 253 * gencode.c (op tab): Implement movca.l.
9e1d0fc1 254 * gencode.c (op movsxy_tab): Fix an error in the bit pattern.
15dee5d5
MS		 255 * gencode.c (gensim_caselist): The movy instructions use
256 registers R6 and R7 (not R4 and R5 like the movx insns).
257
8dc30ef7
MS		 2582003-06-27 Michael Snyder <msnyder@redhat.com>
259
0b282859
MS		 260 * gencode.c (op movsxy_tab): Fix up some copy/paste errors
261 in name: s/REG_x/REG_y/.
262
8dc30ef7
MS		 263 * gencode.c (op tab): Move misplaced semicolon.
264
6b4a8935
AC		 2652003-02-27 Andrew Cagney <cagney@redhat.com>
266
267 * interp.c (init_dsp, sim_open, sim_create_inferior): Rename _bfd
268 to bfd.
269
fd8f4948
JR		 270Fri Oct 11 16:22:28 2002 J"orn Rennecke <joern.rennecke@superh.com>
271
272 * interp.c (trap): Return int. Take extra parameter for address
273 of the trap instruction. Changed all callers.
274 Add case 33 for profiling.
275 * gencode.c (trapa): Handle trap 33 using the trap function.
276 Add read of vector for generic traps.
277
2f14585c
JR		 278Wed Jul 17 19:36:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
279
280 * Makefile.in (interp.o): Depend on $(srcroot)/include/gdb/sim-sh.h.
281 * interp.c: Include "gdb/sim-sh.h".
282 (sim_store_register, sim_fetch_register): Use constants defined there.
283
dc9feb5c
JR		 284Tue Jun 18 16:53:11 2002 J"orn Rennecke <joern.rennecke@superh.com>
285
286 * interp.c (sim_resume): Fix setting of bus error for
287 instruction fetch.
288
c8cca39f
AC		 2892002-06-16 Andrew Cagney <ac131313@redhat.com>
290
291 * configure: Regenerated to track ../common/aclocal.m4 changes.
292
3c25f8c7
AC		 2932002-06-08 Andrew Cagney <cagney@redhat.com>
294
295 * interp.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
296
de0492b6
AO		 2972001-01-30 Ben Elliston <bje@redhat.com>
298
299 * interp.c (sim_create_inferior): Record program arguments for
300 later inspection by the trap handler.
301 (count_argc): New function.
302 (prog_argv): Declare static.
303 (sim_write): Declare.
304 (trap): Implement argc, argnlen and argn system calls. Do not
305 abort on unknown system calls--simply return -1.
306 * syscall.h (SYS_argc, SYS_argnlen, SYS_argn): Define.
307
55406459
AO		 3082001-01-24 Alexandre Oliva <aoliva@redhat.com>
309
310 * interp.c (trap): Implement time.
311
8f1e3ff5
BE		 3122000-10-24 Ben Elliston <bje@redhat.com>
313
314 * gencode.c (tab): Delimit strings with commas where applicable.
315
eb2d80b4
AC		 316Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
317
318 * configure: Regenerated to track ../common/aclocal.m4 changes.
319
63978407
JR		 320Mon May 15 22:04:51 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
321
322sh-dsp support, simulator speedup by using host byte order:
323
324 * Makefile.in (interp.o): Depends on ppi.c .
325 (ppi.c): New rule.
326 * gencode.c (printonmatch, think, genopc): Deleted.
327 (MAX_NR_STUFF): Now 42.
328 (tab): Add SH-DSP CPU instructions.
329 Amalgamate ldc / stc / lds / sts instructions with similar
330 bit patterns. Fix opcodes of stc Rm_BANK,@-<REG_N>.
331 Fix semantics of lds.l @<REG_N>+,MACH (no sign extend).
332 (movsxy_tab): New array.
333 For movs, change MMMM field to GGGG, and mmmm field to MMMM.
334 Added entries for movx, movy and parallel processing insns.
335 (ppi_tab): New array.
336 (qfunc): Stabilize sort.
337 (expand_opcode): Handle [01][01]NN, [01][01]xx and [01][01]yy.
338 Handle 'M', 'G' 's' 'X', 'a', 'Y' and 'A'.
339 (dumptable): Now takes three arguments. Changed all callers.
340 Emit just one contigous jump table.
341 (filltable): Now takes an argument. Changed all callers.
342 Make index static.
343 (ppi_moves, expand_ppi_code, ppi_filltable, ppi_gensim): New functions.
344 (gensim_caselist): New function, broken out of gensim.
345 Handle opcode fields 'x', 'y', 's', 'M', 'G', 'X', 'a', and 'Y'.
346 Handle ref '9'.
347 (gensim): Handle 'N' in code field and '8' in refs field.
348 Call gensim_caselist - twice.
349 (ppi_index): New static variable.
350 (main): Unsupport default action.
351 Add dsp support for -x / -s option. Add -p option.
352 * interp.c (sh_jump_table, sh_dsp_table, ppi_table): Declare.
353 (saved_state_type): Rearrange to allow amalgamated ldc / stc /
354 lds / sts to work efficiently.
355 (target_dsp): New static variable.
356 (GBR, VBR, SSR, SPC, MACH, MACL): Reflect saved_state_type change.
357 (FPUL, Rn_BANK, SET_Rn_BANK, M, Q, S, T, SR_BL, SR_RB): Likewise.
358 (SR_MD, SR_RC, SET_SR_BIT, GET_SR, SET_RC, GET_FPSCR): Likewise.
359 (RS, RE, MOD, MOD_ME, DSP_R): Likewise.
360 (set_fpscr1): Likewise. Use target_dsp to check for dsp.
361 (MOD_MSi, SIG_BUS_FETCH): Deleted.
362 (CREG, SREG, PR, SR_MASK_DMY, SR_MASK_DMX, SR_DMY): New macros.
363 (SR_DMX, DSR, MOD_DELTA, GET_DSP_GRD): Likewise.
364 (SET_MOD): Reflect saved_state_type change. Set MOD_DELTA instead
365 of MOD_MS, and encode SR_DMY / SR_DMX into high word of MOD_ME.
366 (set_sr): Reflect saved_state_type change. Fix SR_RB handling.
367 Use SET_MOD.
368 (MA, L, TL, TB): Now controlled by ACE_FAST.
369 (SEXT32): Just cast to int.
370 (SIGN32): Fixed to only shift by 31.
371 (CHECK_INSN_PTR): SIGBUS at insn fetch now represented by insn_end 0.
372 (ppi_insn): Declare.
373 (ppi.c): Include.
374 (init_dsp): Set target_dsp. When it changes, switch end of
375 sh_jump_table with sh_dsp_table.
376 (sim_resume) Don't declare sh_jump_table0. Use sh_jump_table instead.
377 Don't Declare PR if it's #defined.
378 Fix single-stepping (Was broken in Mar 6 16:59:10 patch).
379 (sim_store_register, sim_read_register): Translate accesses to
380 reflect saved_state_type change.
381
382 * interp.c (set_sr): Set sr.
383 (SET_RC, MOD, MOD_MS, MOD_ME, SET_MOD, MOD_MS, MOD_ME): New macros.
384 (set_fpscr1): Don't bank-switch fpu registers when simulating sh-dsp.
385 (DSP_R): Fix definition.
386 (sim_resume): Remove outdated SET_SR use.
387
388 * interp.c (saved_state): New members for struct member asregs:
389 rs, re, insn_end, xram_start, yram_start.
390 (struct loop_bounds): New struct.
391 (SKIP_INSN): New macro.
392 (get_loop_bounds): New function.
393 (endianw): Renamed to global_endianw.
394 (maskw): negated bits.
395 (PC): Now insn_ptr.
396 (SR_MASK_RC, SR_RC_INCREMENT, SR_RC, RAISE_EXCEPTION): New macros.
397 (RS, RE, DSP_R, DSP_GRD, A1, A0, X0, X1, Y0, Y1, M0, A1G): Likewise.
398 (M1, A0G, RIAT, PT2H, PH2T, SET_NIP, CHECK_INSN_PTR): Likewise.
399 (SIG_BUS_FETCH): Likewise
400 (raise_exception, riat_fast): New functions.
401 (raise_buserror, sim_stop): Use raise_exception.
402 (PROCESS_SPECIAL_ADDRESS): Use xram_start / yram_start.
403 (BUSERROR, WRITE_BUSERROR, READ_BUSERROR):
404 Reverse sense of mask argument.
405 (FP_OP, set_dr): Use RAISE_EXCEPTION.
406 (wlat_fast, wwat_fast, wbat_fast, rlat_fast, rwat_fast, rbat_fast):
407 Declare. Remove redundant masking.
408 (wwat_fast, rwat_fast): Add argument endianw. Changed callers.
409 (MA): Updated for change pc -> PC.
410 (Delay_Slot): Use RIAT.
411 (empty): Deleted.
412 (trap): Remove argument little_endian. Add argument endianw.
413 Changed all callers. Use raise_exception.
414 (macw): Add argument endainw. Changed all callers.
415 (init_dsp): New function, extended after broken out of init_pointers.
416 (sim_resume): Replace pc with insn_ptr. Replace little_endian with
417 endianw. Replace nia with nip. Reverse sense of maskb / maskw /
418 maskl. Implement logic for zero-overhead loops. Don't try to
419 interpret garbage when getting a SIGBUS at insn fetch.
420 (sim_open): Call init_dsp.
421 * gencode.c (tab): Use SET_NIP instead of nia = . Use PH2T / PT2H /
422 RAISE_EXCEPTION where appropriate.
423 Add extra cycles for brai, braf , bsr, bsrf, jmp, jsr.
424
425 * interp.c (sim_store_register, sim_fetch_register):
426 Do proper endianness switch.
427
428 * interp.c (saved_state_type): New members for struct member asregs:
429 xymem_select, xmem, ymem, xmem_offset, ymem_offset.
430 (special_address): Delete.
431 (BUSERROR): Now a two-argument predicate.
432 (PROCESS_SPECIAL_ADDRESS, WRITE_BUSERROR, READ_BUSERROR): New macros.
433 (wlat_little, wwat_little, wbat_any, wlat_big, wwat_big): Delete.
434 (process_wlat_addr, process_wwat_addr): New functions.
435 (process_wbat_addr, process_rlat_addr, process_rwat_addr): Likewise.
436 (process_rbat_addr): Likewise.
437 (wlat_fast, wwat_fast, wbat_fast): Use WRITE_BUSERROR.
438 (rlat_little, rwat_little, rbat_any, rlat_big, rwat_big): Delete.
439 (rlat_fast, rwat_fast, rbat_fast): Use READ_BUSERROR.
440 (RWAT, RLAT, RBAT, WWAT, WLAT, WBAT): Delete SLOW versions.
441 (do_rdat, trap): Delete SLOW code.
442 (SEXT32, SIGN32): New macros.
443 (swap, swap16): Now integer in - integer out. Changed all callers.
444 (strswaplen, strnswap): Delete SLOW versions.
445 (init_pointers): Initialize dsp memory selection (preliminary).
446 (sim_store_register, sim_fetch_register): Use swap instead of
447 big / little endian read / write functions.
448
449 * interp.c (maskl): Deleted.
450 (endianw, endianb): New variables.
451 (special_address): Now inline.
452 (bp_holder): Put raising of buserror there, rename to:
453 (raise_buserror).
454 (BUSERROR): Now yields a value. Changed all users.
455 (wbat_big): Delete.
456 (wlat_fast, wwat_fast, wbat_fast): New functions.
457 (rlat_fast, rwat_fast, rbat_fast): Likewise.
458 (RWAT, RLAT, RBAT, WWAT, WLAT, WBAT): Use new functions.
459 (do_rdat, do_wdat): Likewise. Take maskl argument instead of
460 little_endian one. Changed caller macros.
461 (swap, swap16): Use w[rw]lat_big / w[rw]lat_little directly.
462 (strswaplen, strnswap): New functions.
463 (trap): Use them to fix up endian mismatches;
464 disable SYS_execve and SYS_execv; fix double address translation for
465 SYS_pipe and SYS_stat.
466 (sym_write, sym_read): Add endianness translation.
467 (sym_store_register, sym_fetch_register): Add maskl local variable.
468 (sim_open): Set endianw and endianb.
469
d4f3574e
SS		 470Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
471
472 * configure: Regenerated to track ../common/aclocal.m4 changes.
473
104c1213
JM		 474Wed Aug 25 07:55:23 1999 Brendan Kehoe <brendan@cygnus.com>
475
476 * gencode.c (fcnvds <DR_N>,FPUL): Rewrite to use a local anonymous
477 union type, instead of casting to an int* then a float*.
478 (fcnvsd FPUL,<DR_N>): Likewise.
479 (flds <FREG_N>,FPUL): Likewise.
480 (fsts FPUL,<FREG_N>): Likewise.
481
cd0fc7c3
SS		 4821999-05-08 Felix Lee <flee@cygnus.com>
483
484 * configure: Regenerated to track ../common/aclocal.m4 changes.
485
7a292a7a
SS		 4861999-04-02 Keith Seitz <keiths@cygnus.com>
487
488 * interp.c (POLL_QUIT_INTERVAL): Define. Used to tweak the
489 frequency at which the poll_quit callback is called.
490 (sim_resume): Use POLL_QUIT_INTERVAL instead of a
491 hard-coded value.
492
c906108c
SS		 493Thu Sep 10 02:16:39 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
494
495 * interp.c (saved_state.asregs): Add new member pad_dummy.
496 (sim_store_register, sim_fetch_regsiter): Add 1 to rn for use
497 as index into saved_state.asints.
498
499Mon Jun 29 19:35:24 1998 Jason Molenda (crash@bugshack.cygnus.com)
500
501 * interp.c (sim_open): set endianness based on the ABFD if a -E
502 option is not present and we have an ABFD.
503
504Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
505
506 * configure: Regenerated to track ../common/aclocal.m4 changes.
507
508Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
509
510 * configure: Regenerated to track ../common/aclocal.m4 changes.
511 * config.in: Ditto.
512
513Sun Apr 26 15:19:48 1998 Tom Tromey <tromey@cygnus.com>
514
515 * acconfig.h: New file.
516 * configure.in: Reverted change of Apr 24; use sinclude again.
517
518Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
519
520 * configure: Regenerated to track ../common/aclocal.m4 changes.
521 * config.in: Ditto.
522
523Fri Apr 24 11:18:35 1998 Tom Tromey <tromey@cygnus.com>
524
525 * configure.in: Don't call sinclude.
526
527Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
528
529 * configure: Regenerated to track ../common/aclocal.m4 changes.
530
531Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
532
533 * configure: Regenerated to track ../common/aclocal.m4 changes.
534
535Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
536
537 * configure: Regenerated to track ../common/aclocal.m4 changes.
538
539Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
540
541 * configure: Regenerated to track ../common/aclocal.m4 changes.
542
543Tue Feb 17 12:49:44 1998 Andrew Cagney <cagney@b1.cygnus.com>
544
545 * interp.c (sim_fetch_register, sim_store_register): Pass in
546 length parameter. Return -1.
547
548Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
549
550 * configure: Regenerated to track ../common/aclocal.m4 changes.
551
552Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
553
554 * configure: Regenerated to track ../common/aclocal.m4 changes.
555
556Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
557
558 * configure: Regenerated to track ../common/aclocal.m4 changes.
559
560Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
561
562 * configure: Regenerated to track ../common/aclocal.m4 changes.
563 * config.in: Ditto.
564
565Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
566
567 * configure: Regenerated to track ../common/aclocal.m4 changes.
568
569Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
570
571 * interp.c (sim_load): Pass lma_p and sim_write args to
572 sim_load_file.
573
574Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
575
576 * configure: Regenerated to track ../common/aclocal.m4 changes.
577
578Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
579
580 * configure: Regenerated to track ../common/aclocal.m4 changes.
581
582Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
583
584 * configure: Regenerated to track ../common/aclocal.m4 changes.
585
586Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
587
588 * configure: Regenerated to track ../common/aclocal.m4 changes.
589
590Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
591
592 * configure: Regenerated to track ../common/aclocal.m4 changes.
593
594Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
595
596 * configure: Regenerated to track ../common/aclocal.m4 changes.
597
598Tue Sep 9 20:52:21 1997 Felix Lee <flee@cygnus.com>
599
600 * interp.c (sim_resume): poll_quit() at least once per call;
601 otherwise gdb can loop sim_resume() uninterruptably.
602
603Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
604
605 * configure: Regenerated to track ../common/aclocal.m4 changes.
606
607Tue Sep 2 13:15:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
608
609 * gencode.c (tab): Order instructions according to SH3 document.
610
611Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
612
613 * configure: Regenerated to track ../common/aclocal.m4 changes.
614 * config.in: Ditto.
615
616Tue Aug 26 10:41:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
617
618 * interp.c (sim_kill): Delete.
619 (sim_create_inferior): Add ABFD argument.
620 (sim_load): Move setting of PC from here.
621 (sim_create_inferior): To here.
622
623Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
624
625 * configure: Regenerated to track ../common/aclocal.m4 changes.
626 * config.in: Ditto.
627
628Mon Aug 25 16:17:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
629
630 * interp.c (sim_open): Add ABFD argument.
631
632Mon Jun 23 15:49:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
633
634 * interp.c (get_dr): Avoid SIGFPE by moving integers instead of
635 FP's around.
636 (set_dr): Ditto.
637
7a292a7a
SS		 638Mon Jun 23 15:02:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
639
640 * interp.c (XD, SET_XD): Delete.
641 (XF, SET_XF, XD_TO_XF): Define, move around registers in either
642 FP bank.
643
644 * gencode.c (fmov): Update.
645
c906108c
SS		 646Sun Jun 22 19:33:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
647
648 * interp.c (set_fpscr1): From J"orn Rennecke
649 <amylaar@cygnus.co.uk>, Fix typo. Ditto for comment.
650
7a292a7a
SS		 651Tue Aug 12 00:19:11 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
652
653 * interp.c (special_address): New function.
654 (BUSERROR): Call it. Added parameters bits_written and data.
655 Changed all callers.
656 * gencode.c (tab): Fixed ocbwb and pref.
657
658Fri Jun 20 22:03:18 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
659
660 * interp.c (do_wdat, do_wdat): Fix bug in register number calculation.
661
c906108c
SS		 662Thu Jun 19 00:28:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
663
664 * interp.c (sim_create_inferior): Clear registers each time an
665 inferior is started.
666
7a292a7a
SS		 667Mon Jun 16 14:01:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
668
669 * interp.c (*FP, FP_OP, FP_CMP, FP_UNARY): Provide a hook for
670 when a host doesn't support IEEE FP.
671 (*DP): Provide alternative definition that supports 64bit floating
672 point.
673 (target_little_endian): Combine little_endian and little_endian_p.
674 (saved_state_type): Make fpscr and sr simple integers.
675 (SET_FPSCR, GET_FPSCR): Use macros to update fpscr register.
676 (set_fpscr1): New function. Handle swapping when PR / FR bits
677 changed. Call via *_FPSCR macro.
678 (SET_SR*, GET_SR*): Use macro's to access the SR bits - avoids
679 endian problems.
680
681 * gencode.c (tab): Update.
682
c906108c
SS		 683Sun Jun 15 15:22:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
684
685 * gencode.c (main): Perform basic checks on tab entries.
686
687 * Makefile.in (gencode): Always compile with -g.
688
689Sat Jun 14 13:45:09 1997 Andrew Cagney <cagney@b1.cygnus.com>
690
691 * gencode.c (gensim): Move ref checking code to before `stuff'.
692 For branches with delay slots refs were not being checked.
693
694 * interp.c (sim_resume): Use nia to specify the next instruction
695 address instead of overloading pc.
696 (C): Delete definiton - refer to cycles directly.
697 (SEXT12): New macro - sign extend a 12 bit quantity.
698 (Delay_Slot): Rename from SL.
699
700 * gencode.c (tab): Update/simplify.
701
702 * gencode.c (gensim): Better formatting of output code.
703 (gensim): Replace 10 with constant MAX_NR_STUFF- define as 15.
704 (tab): Sort alphabetically. Break `stuff' into multiple lines.
705
706Fri Jun 13 22:10:13 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
707
708 * gencode.c (braf, bsrf): Fix branch destination calculation to
709 be in accordance with the documentation.
710
711Fri Jun 13 15:33:53 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
712
713 * interp.c (init_pointers): Fix little endian test.
714
7a292a7a
SS		 715Thu Jun 5 12:56:08 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
716
717 * interp.c (init_pointers): SH4 hardware is always WORDS_BIT_ENDIAN.
718 * gencode (fmov from/to memory): take endian_mismatch into account
719 for 32 bit moves too.
720
c906108c
SS		 721Wed May 28 23:42:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
722
723 * gencode.c (swap.b): Fix treatment of high word.
724
7a292a7a
SS		 725Wed May 28 23:42:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
726
727 * sh/gencode.c,
728 * interp.c: experimental SH4 support.
729 DFmode moves are probaly broken for target little endian.
730
c906108c
SS		 731Tue May 20 10:23:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
732
733 * interp.c (sim_open): Add callback argument.
734 (sim_set_callbacks): Delete SIM_DESC argument.
735
736Wed Apr 30 11:38:08 1997 Doug Evans <dje@canuck.cygnus.com>
737
738 * Makefile.in (SIM_EXTRA_CLEAN): Define.
739 (clean targets): Delete.
740 (sh-clean): New target.
741
742Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
743
744 * configure: Regenerated to track ../common/aclocal.m4 changes.
745
746Wed Apr 23 17:55:22 1997 Doug Evans <dje@canuck.cygnus.com>
747
748 * tconfig.in: New file.
749 * interp.c (sim_open): Handle missing arg to -E.
750
751Tue Apr 22 08:55:35 1997 Stu Grossman (grossman@critters.cygnus.com)
752
753 * Makefile.in: Add clean targets.
754
755Fri Apr 18 18:57:04 1997 Stu Grossman (grossman@critters.cygnus.com)
756
757 * interp.c: Include float.h and define SIGTRAP if _WIN32.
758 WIN32 -> _WIN32.
759 * (trap): Do do SYS_chown for _WIN32.
760
761Fri Apr 18 13:33:09 1997 Doug Evans <dje@canuck.cygnus.com>
762
763 * interp.c (sim_resume): Fix argument to poll_quit.
764
765Fri Apr 18 14:14:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
766
767 * interp.c (sim_stop): New function.
768 (sim_resume): Use poll_quit for polling.
769
770Thu Apr 17 03:32:04 1997 Doug Evans <dje@canuck.cygnus.com>
771
772 * Makefile.in (SIM_OBJS): Add sim-load.o.
773 * interp.c (target_byte_order): Delete.
774 (sim_kind, myname, little_endian_p): New static locals.
775 (init_pointers): Use little_endian_p instead of target_byte_order.
776 (sim_resume): Likewise.
777 (sim_open): Set sim_kind, myname. Set little_endian_p from -E arg.
778 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
779 load file into simulator. Set start address from bfd.
780 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
781
782Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
783
784 * configure: Regenerated to track ../common/aclocal.m4 changes.
785 * config.in: Ditto.
786
787Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
788
789 * interp.c (sim_open): New arg `kind'.
790
791 * configure: Regenerated to track ../common/aclocal.m4 changes.
792
793Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
794
795 * configure: Regenerated to track ../common/aclocal.m4 changes.
796
797Wed Mar 19 09:34:36 1997 Fred Fish <fnf@cygnus.com>
798
799 * interp.c (sim_do_command): Check for NULL command or empty
800 string and handle it the same as a "help" command. Use callback
801 to print error message for unrecognized commands. Replace
802 hardcoded tab in literal string with a \t. Other minor code
803 cleanup.
804
805Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
806
807 * configure: Regenerated to track ../common/aclocal.m4 changes.
808
809Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
810
811 * configure: Re-generate.
812
813Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
814
815 * configure: Regenerate to track ../common/aclocal.m4 changes.
816
817Thu Mar 13 13:00:00 1997 Doug Evans <dje@canuck.cygnus.com>
818
819 * interp.c (sim_open): New SIM_DESC result. Argument is now
820 in argv form.
821 (other sim_*): New SIM_DESC argument.
822
823Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
824
825 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
826 COMMON_{PRE,POST}_CONFIG_FRAG instead.
827 * configure.in: sinclude ../common/aclocal.m4.
828 * configure: Regenerated.
829
830Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
831
832 * configure configure.in Makefile.in: Update to new configure
833 scheme which is more compatible with WinGDB builds.
834 * configure.in: Improve comment on how to run autoconf.
835 * configure: Re-run autoconf to get new ../common/aclocal.m4.
836 * Makefile.in: Use autoconf substitution to install common
837 makefile fragment.
838
839Wed Nov 20 02:04:32 1996 Doug Evans <dje@canuck.cygnus.com>
840
841 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
842 (SIM_OBJS,SIM_EXTRA_LIBS): Define.
843 * configure.in: Simplify using macros in ../common/aclocal.m4.
844 Call AC_CHECK_HEADERS(unistd.h).
845 * configure: Regenerated.
846 * config.in: New file.
847 * interp.c: #include "config.h". #include <unistd.h> if present.
848 (trap): Fetch errno value with callback->get_errno.
849
850Tue Nov 12 13:34:00 1996 Dawn Perchik <dawn@cygnus.com>
851
852 * interp.c: Don't include windows polling code if inside simluator.
853
854Fri Sep 20 14:57:50 1996 Stan Shebs <shebs@andros.cygnus.com>
855
856 * interp.c: Minor formatting improvements.
857 (saved_state_type): Add bank registers.
858 (bp_holder): New function, use to break on when debugging BUSERROR.
859 (BUSERROR): Call it if bus error occurs.
860
861Wed Jun 26 12:29:22 1996 Jason Molenda (crash@godzilla.cygnus.co.jp)
862
863 * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
864 INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
865 (docdir): Removed.
866 * configure.in (AC_PREREQ): autoconf 2.5 or higher.
867 (AC_PROG_INSTALL): Added.
868 * configure: Rebuilt.
869
870Thu May 16 15:44:29 1996 Ian Lance Taylor <ian@cygnus.com>
871
872 * interp.c (saved_state_type): Add memstalls field.
873 (MA) Define macro.
874 (sim_resume): New local variable memstalls. Add it back in to
875 saved_state at the end of the function.
876 (sim_info): Report memstalls.
877 * gencode.c (tab): Add MA() to the execution string of all
878 instructions which access memory.
879
880Wed Feb 21 12:16:41 1996 Ian Lance Taylor <ian@cygnus.com>
881
882 * configure: Regenerate with autoconf 2.7.
883
884Tue Dec 5 16:38:55 1995 Stu Grossman (grossman@cygnus.com)
885
886 * gencode.c (mac.l): Don't abort GDB if executing mac.l
887 instruction (which is unimplemented). Generate a SIGTRAP (in the
888 simulated target) instead.
889
890Mon Dec 4 12:22:24 1995 J.T. Conklin <jtc@rtl.cygnus.com>
891
892 * gencode.c (tab): Added several sh3 opcodes.
893 (think): Added printonmatch for A_SSR and A_SPC.
894 * interp.c (SSR, SPC): Added definitions.
895 (saved_state_type): Added ssr and spc registers.
896
897Wed Nov 29 12:39:27 1995 Jim Wilson <wilson@chestnut.cygnus.com>
898
899 * gencode.c (tab): In shad/shld definitions, negate R[m] before
900 the and operation instead of after. For shad delete cast. For shld
901 use UR instead of R and delete cast.
902
903Fri Nov 17 12:48:55 1995 Jim Wilson <wilson@chestnut.cygnus.com>
904
905 * gencode.c (tab): Add explicit NaN support for ftrc instruction.
906
907Wed Nov 15 11:25:27 1995 Stu Grossman (grossman@cygnus.com)
908
909 * interp.c: Make target_byte_order be extern to prevent SGI cc from
910 issuing warnings about the use of common symbols.
911
912Tue Nov 14 15:19:43 1995 Stu Grossman (grossman@cygnus.com)
913
914 * gencode.c: jsr, bsr and bsrf actually save pc+4 in pr, and rts
915 actually uses pr+0.
916
917Sat Oct 21 13:01:18 1995 Jim Wilson <wilson@chestnut.cygnus.com>
918
919 * sh/interp.c (sim_stop_reason): Catch SIGQUIT and indicate
920 program exited.
921 (sim_get_quit_code): Delete.
922
923 * gencode.c (gensim): Indicate SIGILL instead of calling abort for
924 default case.
925
926Mon Oct 16 18:24:03 1995 Jim Wilson <wilson@chestnut.cygnus.com>
927
928 * interp.c (saved_state_type): Move FP registers to immediately
929 after SR.
930
931Tue Oct 10 11:12:15 1995 Fred Fish <fnf@cygnus.com>
932
933 * Makefile.in (BISON): Remove macro.
934
935Fri Oct 6 12:08:18 1995 Jim Wilson <wilson@chestnut.cygnus.com>
936
937 * interp.c (trap, case SYS_utime): Cast second arg of utime to
938 void * to avoid compiler error.
939
940 * interp.c (callback): Remove last change. It is initialized by
941 a sim_set_callbacks call.
942
943Thu Oct 5 14:13:29 1995 steve chamberlain <sac@slash.cygnus.com>
944
945 * interp.c (callback): Initialize to default callback.
946
947Thu Sep 28 15:26:59 1995 steve chamberlain <sac@slash.cygnus.com>
948
949 * run.c: Moved to ../common.
950 * interp.c (trap): Use gdb's callback interface.
951 * Makefile.in: Updated.
952
953Wed Sep 20 13:35:13 1995 Ian Lance Taylor <ian@cygnus.com>
954
955 * Makefile.in (maintainer-clean): New synonym for realclean.
956
957Wed Sep 20 09:51:50 1995 steve chamberlain <sac@slash.cygnus.com>
958
959 * run.c (sim_callback_write_stdout): New.
960 * interp.c (trap): Call sim_callback_write_stdout when needed.
961
962Mon Sep 18 18:42:27 1995 steve chamberlain <sac@slash.cygnus.com>
963
964 * interp.c (trap): Remove useless code.
965
966Fri Sep 15 19:30:05 1995 steve chamberlain <sac@slash.cygnus.com>
967
968 * syscall.h: Copy from newlib.
969
970Thu Sep 14 19:32:59 1995 Stu Grossman (grossman@cygnus.com)
971
972 * gencode.c: Back up PC by 2 for breakpoints.
973 * interp.c: Move fp regs beyond pc/pr/etc to avoid confusing GDB,
974 which expect pc to immediatly follow regs[].
975
976Fri Sep 8 14:18:13 1995 Ian Lance Taylor <ian@cygnus.com>
977
978 * configure.in: Define CC_FOR_BUILD. Don't call AC_PROG_INSTALL.
979 * configure: Rebuild.
980 * Makefile.in (INSTALL): Revert to using install.sh.
981 (INSTALL_PROGRAM, INSTALL_DATA): Set to $(INSTALL).
982 (INSTALL_XFORM, INSTALL_XFORM1): Restore.
983 (CC_FOR_BUILD): Restore.
984 (gencode): Build using $(CC_FOR_BUILD).
985 (install): Don't install in $(tooldir).
986
987Thu Sep 7 15:02:31 1995 J.T. Conklin <jtc@rtl.cygnus.com>
988
989 (Try to) Update to new bfd autoconf scheme.
990 * run.c: Don't include sysdep.h.
991 * Makefile.in (INSTALL{,_PROGRAM,_DATA}): Use autoconf computed value.
992 (CC, CFLAGS, AR, RANLIB): Likewise.
993 (HDEFINES, TDEFINES): Define.
994 (CC_FOR_BUILD): Delete.
995 (host_makefile_frag): Delete.
996 (Makefile): Don't depend on frags.
997 * configure.in (sysdep.h): Don't create symlink.
998 (host_makefile_frag, frags): Deleted.
999 (CC, CFLAGS, AR, RANLIB, INSTALL): Compute values.
1000 * configure: Regenerated.
1001
1002Thu Aug 31 12:39:07 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1003
1004 * interp.c: Include <math.h>.
1005
1006Wed Aug 30 22:05:17 1995 Jeff Law (law@snake.cs.utah.edu)
1007
1008 * Makefile.in (run): Link in math library too.
1009 * gencode.c (gensim): abort if an unknown opcode is encountered.
1010 * interp.c (FPSCR, FPUL): Define.
1011 (struct save_state): Add fields for floating point registers,
1012 FPSCR and FPUL.
1013 (sim_resume): Add 'F' for accessing floating point registers
1014 in the save state structure.
1015 * gencode.c: Add sh3e opcodes.
1016 (gensym): Define a buffer for int<->fp conversions.
1017
1018Tue Aug 22 14:16:46 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1019
1020 * interp.c (trap): Use trap vector 34 for host system interface.
1021 * gencode.c: Add 34 to conditional which determines which traps
1022 will be handled by simulator.
1023
1024Fri Aug 11 17:59:15 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1025
1026 * run.c: Include <signal.h>. Define SIGQUIT if not defined.
1027 (main): New variables reason and sigrc. After simulator exits,
1028 check to see if it exited because of a signal, and if so, then
1029 use the signal number as the return value.
1030
1031Thu Aug 3 10:45:37 1995 Fred Fish <fnf@cygnus.com>
1032
1033 * Update all FSF addresses except those in COPYING* files.
1034
1035Tue Jul 18 23:33:10 1995 Fred Fish <fnf@fishbowl>
1036
1037 * interp.c (trap): Only use SYS_execv if defined. Might be
1038 implemented as execve(arg1,arg2,0), as with Unixware 2.0.
1039 (sim_resume): In sbit initializer, cast shifted arg to unsigned
1040 to avoid signed integer overflow.
1041
1042Wed Jul 5 14:32:54 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1043
1044 * Makefile.in (clean): Remove run, libsim.a.
1045 (distclean, mostlyclean, realclean): Remove Makefile and
1046 autoconf files.
1047
1048 * sh.mt: Removed.
1049
1050 * Makefile.in, configure.in: converted to autoconf.
1051 * configure: New file, generated with autconf 2.4.
1052
1053Fri Jun 30 16:51:38 1995 Stan Shebs <shebs@andros.cygnus.com>
1054
1055 * interp.c (sim_open): If argument supplied, interpret as
1056 desired memory size.
1057 (parse_and_set_memory_size): New function.
1058 (sim_do_command): New function.
1059
1060Thu Jun 29 10:02:28 1995 Fred Fish <fnf@deneb.cygnus.com>
1061
1062 * interp.c (SYS_wait): Define as SYS_wait4 if available and
1063 SYS_wait is not already defined (SunOS 4.1.3 for example).
1064 (SYS_utime): Define as SYS_utimes if available and
1065 SYS_utime is not already defined.
1066
1067Thu Jun 22 17:25:57 1995 Steve Chamberlain <sac@slash.cygnus.com>
1068
1069 * interp.c: Don't include sys/times.h or sys/param.h
1070
1071Wed Jun 21 15:03:49 1995 Steve Chamberlain <sac@slash.cygnus.com>
1072
1073 * interp.c (SIGBUS, SIGTERM): Define if not.
1074 (sim_memory_size): default to 2^19 on PCs.
1075 (sim_resume): Poll for quits on win32.
1076
1077Wed May 24 16:22:48 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1078
1079 * gencode.c (op_tab): Add SH3 support.
1080
1081Wed May 24 14:07:11 1995 Steve Chamberlain <sac@slash.cygnus.com>
1082
1083 * gencode.c (tab): Add bsrf and braf.
1084
1085Mon Apr 24 15:09:49 1995 Jason Molenda (crash@cygnus.com)
1086
1087 * configure.in: use ../../bfd/hosts/std-host.h, not
1088 ../bfd/hosts/std-host.h (which doesn't exist).
1089
1090Mon Mar 27 10:32:34 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1091
1092 * run.c: parse arguments with getopt().
1093
1094Sun Feb 26 15:27:24 1995 Steve Chamberlain <sac@cygnus.com>
1095
1096 * configure.in: Use ../../bfd/hosts/std-host.h if specific
1097 host unavailable.
1098
1099Mon Jan 23 16:10:58 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1100
1101 * interp.c (macw): Sign extend MACH at bit 10 for non-saturating case.
1102
1103Sun Jan 22 13:55:36 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1104
1105 * gencode.c (op_tab): Make MAC.W call macw, not abort.
1106 * interp.c (macw): New function.
1107 (S): New #define.
1108
1109Sat Jan 21 15:52:30 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1110
1111 * gencode.c (op_tab): New code for ADDV and SUBV.
1112 Make MAC.L abort sicne it is not implemented.
1113
1114 * interp.c (dmul): Handle the signed case by adjusting after unsigned multiply.
1115 Get rid of __GNUC__ conditional.
1116
1117aThu Jan 19 05:50:50 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1118
1119 * gencode.c (op_tab): Also replace NEGC, and try again with SUBC.
1120 Change ADDC for symmetry.
1121
1122 * gencode.c (op_tab): Replace code for ADDC and SUBC.
1123
1124Mon Jan 9 15:43:53 1995 Stu Grossman (grossman@cygnus.com)
1125
1126 * interp.c: Remove def of INLINE. This comes from bfd.h. Also,
1127 declare IOMEM before using it.
1128
1129Wed Dec 28 21:25:31 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1130
1131 * interp.c (BUSERROR): New macro.
1132 ([r|w][bwl]at[little|big]) New functions.
1133 (sim_resume): If GO32 check for interrupt every now
1134 and again. Decrement PC if SIGBUS seen.
1135 * run.c (main): Return result of simulated _exit.
1136
1137Mon Dec 5 21:59:51 1994 Doug Evans <dje@canuck.cygnus.com>
1138
1139 * Makefile.in (gencode): Allow build in different directory.
1140
1141Wed Nov 30 17:47:13 1994 Jim Wilson <wilson@chestnut.cygnus.com>
1142
1143 * Makefile.in (gencode): Change $< to gencode.c for portability.
1144
1145Wed Nov 23 21:31:55 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1146
1147 * interp.c ([wr][bwl]at): New functions.
1148 (trap): Cope with both byte modes.
1149
1150Thu Sep 8 17:35:07 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1151
1152 * gencode.c (tab): Simulate T bit after a negc insn right.
1153 * interp.c (RSBAT): Sign extend the arg.
1154 (ACE_FAST): New macro.
1155 (sim_resume): Remove obsolete test of sim_timeout.
1156
1157Fri Aug 5 14:12:31 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1158
1159 * interp.c (IOMEM): New function, simulates very basic I/O area of
1160 the SH.
1161 (WBAT, RBAT) : Call I/O functions.
1162 * gencode.c (tab): Special case trapa #3.
1163
1164Mon Jun 27 18:04:54 1994 Steve Chamberlain (sac@cirdan.cygnus.com)
1165
1166 * run.c (main): Specify the file type again.
1167
1168Thu May 26 19:04:37 1994 Steve Chamberlain (sac@thepub.cygnus.com)
1169
1170 * interp.c (trap): Fix irix incompatibility.
1171 * run.c (main): open without specifying file type.
1172
1173Wed May 18 14:18:53 1994 Doug Evans (dje@canuck.cygnus.com)
1174
1175 * interp.c (sim_*): Make result void where there isn't one.
1176 (sim_set_pc): Delete.
1177 (sim_info): Delete printf_fn arg, all callers changed.
1178 Call printf_filtered instead.
1179 (sim_close): New function.
1180 (sim_load): New function.
1181 (sim_create_inferior): Renamed from sim_set_args, all callers changed.
1182 * run.c: #include <varargs.h>, "remote-sim.h".
1183 (printf_filtered): New function.
1184
1185Wed Apr 27 12:03:48 1994 Steve Chamberlain (sac@cygnus.com)
1186
1187 * gencode.c (table): Get direction of some opcodes right.
1188 (trapa, rte): Implement fully.
1189 * interp.c (trap): Make stat call more portable.
1190
1191Fri Feb 11 21:59:38 1994 Steve Chamberlain (sac@sphagnum.cygnus.com)
1192
1193 * gencode.c (main, gendefines): New -d option prints table of defines.
1194 * interp.c (trap): Add a load of system calls.
1195 (sim_memory_size): Now default to 8Mbyte.
1196 (PARANOID): Keep vector of registers with undefined contents.
1197
1198Mon Nov 15 14:37:18 1993 Steve Chamberlain (sac@jonny.cygnus.com)
1199
1200 * gencode.c: mova uses aligned addresses
1201 * interp.c (trap): Return results in r0.
1202
1203Tue Oct 26 10:38:55 1993 Doug Evans (dje@canuck.cygnus.com)
1204
1205 * Makefile.in (CSEARCH): Add -I$(srcdir)/../../gdb
1206 * interp.c: #include "remote-sim.h".
1207 (sim_resume): int result, new arg `siggnal'.
1208 (sim_write): Use SIM_ADDR for type of arg `addr'.
1209 (sim_read): Use SIM_ADDR for type of arg `addr'.
1210 Use unsigned char * for `buffer'.
1211 (sim_store_register): int result.
1212 (sim_fetch_register): Ditto.
1213 (sim_stop_reason): Renamed from sim_stop_signal. New arg `reason'.
1214 (sim_set_pc): int result, use SIM_ADDR for type of arg `x'.
1215 (sim_info): int result, new args `verbose', `printf_fn'.
1216 (sim_kill): int result.
1217 (sim_open): int result, new arg `name'.
1218 * run.c: #include <stdio.h>
1219 (main): Update call to sim_info.
1220
1221Sat Oct 23 15:09:29 1993 Doug Evans (dje@canuck.cygnus.com)
1222
1223 * interp.c (sim_stop_signal): Result is now enum sim_stop.
1224
1225Fri Oct 8 10:47:09 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1226
1227 * gencode.c (table): Becomes unsigned.
1228 * interp.c (trap): Get right breakpoint SIGnum. (sim_write,
1229 sim_read): Return number of bytes copied. (sim_store_register):
1230 Value passed by reference. (sim_kill, sim_open, sim_set_args): New functions.
1231
1232Tue Sep 7 16:24:13 1993 Stan Shebs (shebs@rtl.cygnus.com)
1233
1234 * interp.c (sim_info): Fix small typo in printf string.
1235
1236Thu Aug 5 11:37:48 1993 Stan Shebs (shebs@rtl.cygnus.com)
1237
1238 * interp.c (sim_resume): Set memory after pointers inited.
1239
1240Mon Aug 2 14:13:22 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1241
1242 * interp.c (get_now): Use time system call.
1243 * Makefile.in: install correctly.
1244
1245Tue Jul 6 10:30:46 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1246
1247 * run.c (main), interp.c (sim_set_timeout): Remove timeout
1248 functionality.
1249
1250Thu Jun 24 13:29:57 1993 david d `zoo' zuhn (zoo at rtl.cygnus.com)
1251
1252 * Makefile.in: don't run indent everytime; also add a space in the
1253 includes
1254
1255Thu Jun 17 18:30:42 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1256
1257 * gencode.c: Fix some opcodes.
1258 * interp.c: Support for profiling and portability fixes.
1259 * run.c (main): Get profiling args.
1260
1261Wed May 5 13:17:22 1993 Steve Chamberlain (sac@cygnus.com)
1262
1263 * gencode.c (tab): Lint for sgi compiler
1264 * interp.c: Lint for sgi compiler.
1265
1266Mon May 3 15:25:33 1993 Steve Chamberlain (sac@thepub.cygnus.com)
1267
1268 * run.c (main): Support for resizing simulated RAM.
1269 * Makefile.in: Support for broken makes.
1270 * interp.c, gencode.c: Lint.
1271
1272Mon Apr 26 18:01:10 1993 Steve Chamberlain (sac@thepub.cygnus.com)
1273
1274 * created
1275
GDB Binutils - Deliverables
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