586af7b0b994f9acdc8e48531d3cfeef6be30db0
[deliverable/binutils-gdb.git] / sim / sh / ChangeLog
1 2005-11-10 Andrew Stubbs <andrew.stubbs@st.com>
2
3 * interp.c (sim_memory_size): Use same amount of memory on Windows as
4 elsewhere.
5
6 2005-09-19 J"orn Rennecke <joern.rennecke@st.com>
7
8 * interp.c (<sys/mman.h>): Include.
9 (mcalloc): New function / macro.
10 (mfree): New macro.
11 (sim_size): Use mcalloc and mfree.
12
13 2005-08-02 J"orn Rennecke <joern.rennecke@st.com>
14
15 * interp.c (strswaplen): Add one for '\0' delimiter.
16
17 2005-06-16 Daniel Jacobowitz <dan@codesourcery.com>
18
19 * gencode.c (tab): Avoid lvalue casts. Suggested by
20 Ralf Corsepius <ralf.corsepius@rtems.org>.
21
22 2005-04-12 Jonathan Larmour <jifl@eCosCentric.com>
23
24 * gencode.c (tab): Avoid inserting code before variables all declared.
25
26 2005-03-23 Mark Kettenis <kettenis@gnu.org>
27
28 * configure: Regenerate.
29
30 2005-01-14 Andrew Cagney <cagney@gnu.org>
31
32 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
33 explicit call to AC_CONFIG_HEADER.
34 * configure: Regenerate.
35
36 2005-01-12 Andrew Cagney <cagney@gnu.org>
37
38 * configure.ac: Update to use ../common/common.m4.
39 * configure: Re-generate.
40
41 2005-01-11 Andrew Cagney <cagney@localhost.localdomain>
42
43 * configure: Regenerated to track ../common/aclocal.m4 changes.
44
45 2005-01-07 Andrew Cagney <cagney@gnu.org>
46
47 * configure.ac: Rename configure.in, require autoconf 2.59.
48 * configure: Re-generate.
49
50 2004-12-08 Hans-Peter Nilsson <hp@axis.com>
51
52 * configure: Regenerate for ../common/aclocal.m4 update.
53
54 2004-09-08 DJ Delorie <dj@redhat.com>
55
56 Commited by Corinna Vinschen <vinschen@redhat.com>
57 * gencode.c (movua.l): Compensate for endianness.
58
59 2004-09-08 Corinna Vinschen <vinschen@redhat.com>
60
61 * interp.c (RAISE_EXCEPTION_IF_IN_DELAY_SLOT): New macro.
62 (in_delay_slot): New flag variable.
63 (Delay_Slot): Set in_delay_slot.
64 (sim_resume): Reset in_delay_slot after leaving code switch.
65 * gencode.c (op tab): Call RAISE_EXCEPTION_IF_IN_DELAY_SLOT for all
66 instructions not allowed in delay slots.
67
68 2004-09-08 Michael Snyder <msnyder@redhat.com>
69
70 Commited by Corinna Vinschen <vinschen@redhat.com>
71 Introduce SH2a support.
72 * interp.c: Change type of jump table to short. Add various macros.
73 (sim_load): Save the bfd machine code.
74 (sim_create_inferior): Ditto.
75 (union saved_state_type): Add tbr, ibnr and ibcr registers.
76 Move bfd_mach to end of struct. Add regstack pointer.
77 (init_dsp): Don't swap contents of sh_dsp_table any more. Instead
78 use it directly in its own switch statement. Allocate space for 512
79 register banks.
80 (do_long_move_insn): New function.
81 (do_blog_insn): Ditto.
82 (trap): Use trap #13 and trap #14 to set ibnr and ibcr.
83 * gencode.c: Move movx/movy insns into separate switch statement.
84 (op tab): Add sh2a insns. Reject instructions that are disabled
85 on that chip.
86 (gensim_caselist): Generate default case here instead of in caller.
87 (gensim): Generate two separate switch statements. Call
88 gensim_caselist once for each (for movsxy_tab and for tab).
89 Add tokens for r15 and multiple regs.
90 (conflict_warn, warn_conflicts): Add for debugging.
91
92 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
93
94 * gencode.c (tab): For shad snd shld, fix result for
95 (op1 < 0 && shift_amount == 0).
96
97 2004-02-02 Michael Snyder <msnyder@redhat.com>
98
99 * gencode.c (movua.l): Set thislock to 0, not n.
100
101 2004-02-12 Michael Snyder <msnyder@redhat.com>
102
103 * gencode.c (table): Change from char to short.
104 (dumptable): Change generated table from char to short.
105 * interp.c (sh_jump_table, sh_dsp_table, ppi_table): char to short.
106 (init_dsp): Compute size of sh_dsp_table.
107 (sim_resume): Change jump_table from char to short.
108
109 2004-01-27 Michael Snyder <msnyder@redhat.com>
110
111 * gencode.c: (op tab): Some refs and defs fixes.
112 "fsrra" -> "fsrra <FREG_N>".
113 "sleep": replace array ref with array addr.
114 "trapa": ditto.
115 Comment and whitespace clean-ups.
116
117 2004-01-07 Michael Snyder <msnyder@redhat.com>
118
119 * gencode.c: Whitespace cleanup.
120 * interp.c: Ditto.
121
122 * gencode.c: Replace 'Hitachi' with 'Renesas'.
123 (op tab): Add new instructions for sh4a, DBR, SBR.
124 (expand_opcode): Add handling for new movxy combinations.
125 (gensym_caselist): Ditto.
126 (expand_ppi_movxy): Remove movx/movy expansions,
127 now handled in expand_opcode.
128 (gensym): Add some helpful macros.
129 (expand_ppi_code): Flatten loop for simplicity, tweak for 12-bit
130 instead of 8-bit table (some insns are ambiguous to 8 bits).
131 (ppi_gensim, main): Generate 12-bit instead of 8-bit ppi table.
132
133 * interp.c: Replace 'Hitachi' with 'Renesas'.
134 (union saved_state_type): Add dbr, sgr, ldst.
135 (get_loop_bounds_ext): New function.
136 (init_dsp): Add bfd_mach_sh4al_dsp.
137 (sim_resume): Handle extended loop bounds.
138
139 2003-12-18 Michael Snyder <msnyder@redhat.com>
140
141 * gencode.c (expand_opcode): Simplify and reorganize.
142 Eliminate "shift" parameter. Eliminate "4 bits at a time"
143 assumption. Flatten switch statement to a single level.
144 Add "eeee" token for even-numbered registers.
145 (bton): Delete.
146 (fsca): Use "eeee" token.
147 (ppi_moves): Rename to "expand_ppi_movxy". Do the ddt
148 [movx/movy] expansion here, as well as the ppi expansion.
149 (gensim_caselist): Accept 'eeee' along with 'nnnn'.
150
151 2003-11-03 J"orn Rennecke <joern.rennecke@superh.com>
152
153 * interp.c (fsca_s, fsrra_s): New functions.
154 * gencode.c (tab): Add entries for fsca and fsrra.
155 (expand_opcode): Allow variable length n / m fields.
156
157 2003-10-15 J"orn Rennecke <joern.rennecke@superh.com>
158
159 * syscall.h (SYS_truncate, SYS_ftruncate): Define.
160 * interp.c (trap): Add support for SYS_ftruncate and SYS_truncate.
161
162 2003-08-11 Shrinivas Atre <shrinivasa@KPITCummins.com>
163 * sim/sh/gencode.c ( tab[] ): Addition of MAC.L handler and
164 correction for MAC.W handler
165 * sim/sh/interp.c ( macl ): New Function. Implementation of
166 MAC.L handler.
167
168 2003-08-07 Michael Snyder <msnyder@redhat.com>
169
170 * gencode.c (expand_ppi_code): Comment spelling fix.
171
172 2003-07-25 Michael Snyder <msnyder@redhat.com>
173
174 * gencode.c (pshl): Change < to <= (shift by 16 is allowed).
175 Cast argument of >> to unsigned to prevent sign extension.
176 (psha): Change < to <= (shift by 32 is allowed).
177
178 2003-07-24 Michael Snyder <msnyder@redhat.com>
179
180 * gencode.c: Fix typo in comment.
181
182 2003-07-23 Michael Snyder <msnyder@redhat.com>
183
184 * gencode.c: A few more fix-ups of refs and defs.
185 (frchg): Raise SIGILL if in double-precision mode.
186 (ldtlb): We don't simulate cache, so this is a no-op.
187 (movsxy_tab): Correct a few bit pattern errors.
188
189 2003-07-09 Michael Snyder <msnyder@redhat.com>
190
191 * gencode.c (prnd): Clear LSW of result to zeros.
192 * gencode.c (pmuls): Expression is mis-parenthesized.
193 * gencode.c (ppi_gensim): For a conditional ppi insn, if the
194 condition is false, we want to return (not break). A break
195 will take us to the end of the function where registers will
196 be updated, whereas the desired outcome is for nothing to change.
197
198 2003-07-03 Michael Snyder <msnyder@redhat.com>
199
200 * gencode.c (movs): Fix a couple of text transpositions.
201
202 2003-06-27 Michael Snyder <msnyder@redhat.com>
203
204 * gencode.c (op tab): Some fix-ups of refs and defs.
205 (ocbi, ocbp): Cache not simulated, but may cause memory fault.
206 (gensym_caselist): Add default case to switch statement.
207 (expand_ppi_code): Add default case to switch statement.
208 * gencode.c (op tab): Implement movca.l.
209 * gencode.c (op movsxy_tab): Fix an error in the bit pattern.
210 * gencode.c (gensim_caselist): The movy instructions use
211 registers R6 and R7 (not R4 and R5 like the movx insns).
212
213 2003-06-27 Michael Snyder <msnyder@redhat.com>
214
215 * gencode.c (op movsxy_tab): Fix up some copy/paste errors
216 in name: s/REG_x/REG_y/.
217
218 * gencode.c (op tab): Move misplaced semicolon.
219
220 2003-02-27 Andrew Cagney <cagney@redhat.com>
221
222 * interp.c (init_dsp, sim_open, sim_create_inferior): Rename _bfd
223 to bfd.
224
225 Fri Oct 11 16:22:28 2002 J"orn Rennecke <joern.rennecke@superh.com>
226
227 * interp.c (trap): Return int. Take extra parameter for address
228 of the trap instruction. Changed all callers.
229 Add case 33 for profiling.
230 * gencode.c (trapa): Handle trap 33 using the trap function.
231 Add read of vector for generic traps.
232
233 Wed Jul 17 19:36:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
234
235 * Makefile.in (interp.o): Depend on $(srcroot)/include/gdb/sim-sh.h.
236 * interp.c: Include "gdb/sim-sh.h".
237 (sim_store_register, sim_fetch_register): Use constants defined there.
238
239 Tue Jun 18 16:53:11 2002 J"orn Rennecke <joern.rennecke@superh.com>
240
241 * interp.c (sim_resume): Fix setting of bus error for
242 instruction fetch.
243
244 2002-06-16 Andrew Cagney <ac131313@redhat.com>
245
246 * configure: Regenerated to track ../common/aclocal.m4 changes.
247
248 2002-06-08 Andrew Cagney <cagney@redhat.com>
249
250 * interp.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
251
252 2001-01-30 Ben Elliston <bje@redhat.com>
253
254 * interp.c (sim_create_inferior): Record program arguments for
255 later inspection by the trap handler.
256 (count_argc): New function.
257 (prog_argv): Declare static.
258 (sim_write): Declare.
259 (trap): Implement argc, argnlen and argn system calls. Do not
260 abort on unknown system calls--simply return -1.
261 * syscall.h (SYS_argc, SYS_argnlen, SYS_argn): Define.
262
263 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
264
265 * interp.c (trap): Implement time.
266
267 2000-10-24 Ben Elliston <bje@redhat.com>
268
269 * gencode.c (tab): Delimit strings with commas where applicable.
270
271 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
272
273 * configure: Regenerated to track ../common/aclocal.m4 changes.
274
275 Mon May 15 22:04:51 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
276
277 sh-dsp support, simulator speedup by using host byte order:
278
279 * Makefile.in (interp.o): Depends on ppi.c .
280 (ppi.c): New rule.
281 * gencode.c (printonmatch, think, genopc): Deleted.
282 (MAX_NR_STUFF): Now 42.
283 (tab): Add SH-DSP CPU instructions.
284 Amalgamate ldc / stc / lds / sts instructions with similar
285 bit patterns. Fix opcodes of stc Rm_BANK,@-<REG_N>.
286 Fix semantics of lds.l @<REG_N>+,MACH (no sign extend).
287 (movsxy_tab): New array.
288 For movs, change MMMM field to GGGG, and mmmm field to MMMM.
289 Added entries for movx, movy and parallel processing insns.
290 (ppi_tab): New array.
291 (qfunc): Stabilize sort.
292 (expand_opcode): Handle [01][01]NN, [01][01]xx and [01][01]yy.
293 Handle 'M', 'G' 's' 'X', 'a', 'Y' and 'A'.
294 (dumptable): Now takes three arguments. Changed all callers.
295 Emit just one contigous jump table.
296 (filltable): Now takes an argument. Changed all callers.
297 Make index static.
298 (ppi_moves, expand_ppi_code, ppi_filltable, ppi_gensim): New functions.
299 (gensim_caselist): New function, broken out of gensim.
300 Handle opcode fields 'x', 'y', 's', 'M', 'G', 'X', 'a', and 'Y'.
301 Handle ref '9'.
302 (gensim): Handle 'N' in code field and '8' in refs field.
303 Call gensim_caselist - twice.
304 (ppi_index): New static variable.
305 (main): Unsupport default action.
306 Add dsp support for -x / -s option. Add -p option.
307 * interp.c (sh_jump_table, sh_dsp_table, ppi_table): Declare.
308 (saved_state_type): Rearrange to allow amalgamated ldc / stc /
309 lds / sts to work efficiently.
310 (target_dsp): New static variable.
311 (GBR, VBR, SSR, SPC, MACH, MACL): Reflect saved_state_type change.
312 (FPUL, Rn_BANK, SET_Rn_BANK, M, Q, S, T, SR_BL, SR_RB): Likewise.
313 (SR_MD, SR_RC, SET_SR_BIT, GET_SR, SET_RC, GET_FPSCR): Likewise.
314 (RS, RE, MOD, MOD_ME, DSP_R): Likewise.
315 (set_fpscr1): Likewise. Use target_dsp to check for dsp.
316 (MOD_MSi, SIG_BUS_FETCH): Deleted.
317 (CREG, SREG, PR, SR_MASK_DMY, SR_MASK_DMX, SR_DMY): New macros.
318 (SR_DMX, DSR, MOD_DELTA, GET_DSP_GRD): Likewise.
319 (SET_MOD): Reflect saved_state_type change. Set MOD_DELTA instead
320 of MOD_MS, and encode SR_DMY / SR_DMX into high word of MOD_ME.
321 (set_sr): Reflect saved_state_type change. Fix SR_RB handling.
322 Use SET_MOD.
323 (MA, L, TL, TB): Now controlled by ACE_FAST.
324 (SEXT32): Just cast to int.
325 (SIGN32): Fixed to only shift by 31.
326 (CHECK_INSN_PTR): SIGBUS at insn fetch now represented by insn_end 0.
327 (ppi_insn): Declare.
328 (ppi.c): Include.
329 (init_dsp): Set target_dsp. When it changes, switch end of
330 sh_jump_table with sh_dsp_table.
331 (sim_resume) Don't declare sh_jump_table0. Use sh_jump_table instead.
332 Don't Declare PR if it's #defined.
333 Fix single-stepping (Was broken in Mar 6 16:59:10 patch).
334 (sim_store_register, sim_read_register): Translate accesses to
335 reflect saved_state_type change.
336
337 * interp.c (set_sr): Set sr.
338 (SET_RC, MOD, MOD_MS, MOD_ME, SET_MOD, MOD_MS, MOD_ME): New macros.
339 (set_fpscr1): Don't bank-switch fpu registers when simulating sh-dsp.
340 (DSP_R): Fix definition.
341 (sim_resume): Remove outdated SET_SR use.
342
343 * interp.c (saved_state): New members for struct member asregs:
344 rs, re, insn_end, xram_start, yram_start.
345 (struct loop_bounds): New struct.
346 (SKIP_INSN): New macro.
347 (get_loop_bounds): New function.
348 (endianw): Renamed to global_endianw.
349 (maskw): negated bits.
350 (PC): Now insn_ptr.
351 (SR_MASK_RC, SR_RC_INCREMENT, SR_RC, RAISE_EXCEPTION): New macros.
352 (RS, RE, DSP_R, DSP_GRD, A1, A0, X0, X1, Y0, Y1, M0, A1G): Likewise.
353 (M1, A0G, RIAT, PT2H, PH2T, SET_NIP, CHECK_INSN_PTR): Likewise.
354 (SIG_BUS_FETCH): Likewise
355 (raise_exception, riat_fast): New functions.
356 (raise_buserror, sim_stop): Use raise_exception.
357 (PROCESS_SPECIAL_ADDRESS): Use xram_start / yram_start.
358 (BUSERROR, WRITE_BUSERROR, READ_BUSERROR):
359 Reverse sense of mask argument.
360 (FP_OP, set_dr): Use RAISE_EXCEPTION.
361 (wlat_fast, wwat_fast, wbat_fast, rlat_fast, rwat_fast, rbat_fast):
362 Declare. Remove redundant masking.
363 (wwat_fast, rwat_fast): Add argument endianw. Changed callers.
364 (MA): Updated for change pc -> PC.
365 (Delay_Slot): Use RIAT.
366 (empty): Deleted.
367 (trap): Remove argument little_endian. Add argument endianw.
368 Changed all callers. Use raise_exception.
369 (macw): Add argument endainw. Changed all callers.
370 (init_dsp): New function, extended after broken out of init_pointers.
371 (sim_resume): Replace pc with insn_ptr. Replace little_endian with
372 endianw. Replace nia with nip. Reverse sense of maskb / maskw /
373 maskl. Implement logic for zero-overhead loops. Don't try to
374 interpret garbage when getting a SIGBUS at insn fetch.
375 (sim_open): Call init_dsp.
376 * gencode.c (tab): Use SET_NIP instead of nia = . Use PH2T / PT2H /
377 RAISE_EXCEPTION where appropriate.
378 Add extra cycles for brai, braf , bsr, bsrf, jmp, jsr.
379
380 * interp.c (sim_store_register, sim_fetch_register):
381 Do proper endianness switch.
382
383 * interp.c (saved_state_type): New members for struct member asregs:
384 xymem_select, xmem, ymem, xmem_offset, ymem_offset.
385 (special_address): Delete.
386 (BUSERROR): Now a two-argument predicate.
387 (PROCESS_SPECIAL_ADDRESS, WRITE_BUSERROR, READ_BUSERROR): New macros.
388 (wlat_little, wwat_little, wbat_any, wlat_big, wwat_big): Delete.
389 (process_wlat_addr, process_wwat_addr): New functions.
390 (process_wbat_addr, process_rlat_addr, process_rwat_addr): Likewise.
391 (process_rbat_addr): Likewise.
392 (wlat_fast, wwat_fast, wbat_fast): Use WRITE_BUSERROR.
393 (rlat_little, rwat_little, rbat_any, rlat_big, rwat_big): Delete.
394 (rlat_fast, rwat_fast, rbat_fast): Use READ_BUSERROR.
395 (RWAT, RLAT, RBAT, WWAT, WLAT, WBAT): Delete SLOW versions.
396 (do_rdat, trap): Delete SLOW code.
397 (SEXT32, SIGN32): New macros.
398 (swap, swap16): Now integer in - integer out. Changed all callers.
399 (strswaplen, strnswap): Delete SLOW versions.
400 (init_pointers): Initialize dsp memory selection (preliminary).
401 (sim_store_register, sim_fetch_register): Use swap instead of
402 big / little endian read / write functions.
403
404 * interp.c (maskl): Deleted.
405 (endianw, endianb): New variables.
406 (special_address): Now inline.
407 (bp_holder): Put raising of buserror there, rename to:
408 (raise_buserror).
409 (BUSERROR): Now yields a value. Changed all users.
410 (wbat_big): Delete.
411 (wlat_fast, wwat_fast, wbat_fast): New functions.
412 (rlat_fast, rwat_fast, rbat_fast): Likewise.
413 (RWAT, RLAT, RBAT, WWAT, WLAT, WBAT): Use new functions.
414 (do_rdat, do_wdat): Likewise. Take maskl argument instead of
415 little_endian one. Changed caller macros.
416 (swap, swap16): Use w[rw]lat_big / w[rw]lat_little directly.
417 (strswaplen, strnswap): New functions.
418 (trap): Use them to fix up endian mismatches;
419 disable SYS_execve and SYS_execv; fix double address translation for
420 SYS_pipe and SYS_stat.
421 (sym_write, sym_read): Add endianness translation.
422 (sym_store_register, sym_fetch_register): Add maskl local variable.
423 (sim_open): Set endianw and endianb.
424
425 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
426
427 * configure: Regenerated to track ../common/aclocal.m4 changes.
428
429 Wed Aug 25 07:55:23 1999 Brendan Kehoe <brendan@cygnus.com>
430
431 * gencode.c (fcnvds <DR_N>,FPUL): Rewrite to use a local anonymous
432 union type, instead of casting to an int* then a float*.
433 (fcnvsd FPUL,<DR_N>): Likewise.
434 (flds <FREG_N>,FPUL): Likewise.
435 (fsts FPUL,<FREG_N>): Likewise.
436
437 1999-05-08 Felix Lee <flee@cygnus.com>
438
439 * configure: Regenerated to track ../common/aclocal.m4 changes.
440
441 1999-04-02 Keith Seitz <keiths@cygnus.com>
442
443 * interp.c (POLL_QUIT_INTERVAL): Define. Used to tweak the
444 frequency at which the poll_quit callback is called.
445 (sim_resume): Use POLL_QUIT_INTERVAL instead of a
446 hard-coded value.
447
448 Thu Sep 10 02:16:39 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
449
450 * interp.c (saved_state.asregs): Add new member pad_dummy.
451 (sim_store_register, sim_fetch_regsiter): Add 1 to rn for use
452 as index into saved_state.asints.
453
454 Mon Jun 29 19:35:24 1998 Jason Molenda (crash@bugshack.cygnus.com)
455
456 * interp.c (sim_open): set endianness based on the ABFD if a -E
457 option is not present and we have an ABFD.
458
459 Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
460
461 * configure: Regenerated to track ../common/aclocal.m4 changes.
462
463 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
464
465 * configure: Regenerated to track ../common/aclocal.m4 changes.
466 * config.in: Ditto.
467
468 Sun Apr 26 15:19:48 1998 Tom Tromey <tromey@cygnus.com>
469
470 * acconfig.h: New file.
471 * configure.in: Reverted change of Apr 24; use sinclude again.
472
473 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
474
475 * configure: Regenerated to track ../common/aclocal.m4 changes.
476 * config.in: Ditto.
477
478 Fri Apr 24 11:18:35 1998 Tom Tromey <tromey@cygnus.com>
479
480 * configure.in: Don't call sinclude.
481
482 Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
483
484 * configure: Regenerated to track ../common/aclocal.m4 changes.
485
486 Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
487
488 * configure: Regenerated to track ../common/aclocal.m4 changes.
489
490 Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
491
492 * configure: Regenerated to track ../common/aclocal.m4 changes.
493
494 Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
495
496 * configure: Regenerated to track ../common/aclocal.m4 changes.
497
498 Tue Feb 17 12:49:44 1998 Andrew Cagney <cagney@b1.cygnus.com>
499
500 * interp.c (sim_fetch_register, sim_store_register): Pass in
501 length parameter. Return -1.
502
503 Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
504
505 * configure: Regenerated to track ../common/aclocal.m4 changes.
506
507 Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
508
509 * configure: Regenerated to track ../common/aclocal.m4 changes.
510
511 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
512
513 * configure: Regenerated to track ../common/aclocal.m4 changes.
514
515 Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
516
517 * configure: Regenerated to track ../common/aclocal.m4 changes.
518 * config.in: Ditto.
519
520 Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
521
522 * configure: Regenerated to track ../common/aclocal.m4 changes.
523
524 Wed Oct 22 14:43:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
525
526 * interp.c (sim_load): Pass lma_p and sim_write args to
527 sim_load_file.
528
529 Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
530
531 * configure: Regenerated to track ../common/aclocal.m4 changes.
532
533 Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
534
535 * configure: Regenerated to track ../common/aclocal.m4 changes.
536
537 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
538
539 * configure: Regenerated to track ../common/aclocal.m4 changes.
540
541 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
542
543 * configure: Regenerated to track ../common/aclocal.m4 changes.
544
545 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
546
547 * configure: Regenerated to track ../common/aclocal.m4 changes.
548
549 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
550
551 * configure: Regenerated to track ../common/aclocal.m4 changes.
552
553 Tue Sep 9 20:52:21 1997 Felix Lee <flee@cygnus.com>
554
555 * interp.c (sim_resume): poll_quit() at least once per call;
556 otherwise gdb can loop sim_resume() uninterruptably.
557
558 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
559
560 * configure: Regenerated to track ../common/aclocal.m4 changes.
561
562 Tue Sep 2 13:15:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
563
564 * gencode.c (tab): Order instructions according to SH3 document.
565
566 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
567
568 * configure: Regenerated to track ../common/aclocal.m4 changes.
569 * config.in: Ditto.
570
571 Tue Aug 26 10:41:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
572
573 * interp.c (sim_kill): Delete.
574 (sim_create_inferior): Add ABFD argument.
575 (sim_load): Move setting of PC from here.
576 (sim_create_inferior): To here.
577
578 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
579
580 * configure: Regenerated to track ../common/aclocal.m4 changes.
581 * config.in: Ditto.
582
583 Mon Aug 25 16:17:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
584
585 * interp.c (sim_open): Add ABFD argument.
586
587 Mon Jun 23 15:49:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
588
589 * interp.c (get_dr): Avoid SIGFPE by moving integers instead of
590 FP's around.
591 (set_dr): Ditto.
592
593 Mon Jun 23 15:02:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
594
595 * interp.c (XD, SET_XD): Delete.
596 (XF, SET_XF, XD_TO_XF): Define, move around registers in either
597 FP bank.
598
599 * gencode.c (fmov): Update.
600
601 Sun Jun 22 19:33:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
602
603 * interp.c (set_fpscr1): From J"orn Rennecke
604 <amylaar@cygnus.co.uk>, Fix typo. Ditto for comment.
605
606 Tue Aug 12 00:19:11 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
607
608 * interp.c (special_address): New function.
609 (BUSERROR): Call it. Added parameters bits_written and data.
610 Changed all callers.
611 * gencode.c (tab): Fixed ocbwb and pref.
612
613 Fri Jun 20 22:03:18 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
614
615 * interp.c (do_wdat, do_wdat): Fix bug in register number calculation.
616
617 Thu Jun 19 00:28:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
618
619 * interp.c (sim_create_inferior): Clear registers each time an
620 inferior is started.
621
622 Mon Jun 16 14:01:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
623
624 * interp.c (*FP, FP_OP, FP_CMP, FP_UNARY): Provide a hook for
625 when a host doesn't support IEEE FP.
626 (*DP): Provide alternative definition that supports 64bit floating
627 point.
628 (target_little_endian): Combine little_endian and little_endian_p.
629 (saved_state_type): Make fpscr and sr simple integers.
630 (SET_FPSCR, GET_FPSCR): Use macros to update fpscr register.
631 (set_fpscr1): New function. Handle swapping when PR / FR bits
632 changed. Call via *_FPSCR macro.
633 (SET_SR*, GET_SR*): Use macro's to access the SR bits - avoids
634 endian problems.
635
636 * gencode.c (tab): Update.
637
638 Sun Jun 15 15:22:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
639
640 * gencode.c (main): Perform basic checks on tab entries.
641
642 * Makefile.in (gencode): Always compile with -g.
643
644 Sat Jun 14 13:45:09 1997 Andrew Cagney <cagney@b1.cygnus.com>
645
646 * gencode.c (gensim): Move ref checking code to before `stuff'.
647 For branches with delay slots refs were not being checked.
648
649 * interp.c (sim_resume): Use nia to specify the next instruction
650 address instead of overloading pc.
651 (C): Delete definiton - refer to cycles directly.
652 (SEXT12): New macro - sign extend a 12 bit quantity.
653 (Delay_Slot): Rename from SL.
654
655 * gencode.c (tab): Update/simplify.
656
657 * gencode.c (gensim): Better formatting of output code.
658 (gensim): Replace 10 with constant MAX_NR_STUFF- define as 15.
659 (tab): Sort alphabetically. Break `stuff' into multiple lines.
660
661 Fri Jun 13 22:10:13 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
662
663 * gencode.c (braf, bsrf): Fix branch destination calculation to
664 be in accordance with the documentation.
665
666 Fri Jun 13 15:33:53 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
667
668 * interp.c (init_pointers): Fix little endian test.
669
670 Thu Jun 5 12:56:08 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
671
672 * interp.c (init_pointers): SH4 hardware is always WORDS_BIT_ENDIAN.
673 * gencode (fmov from/to memory): take endian_mismatch into account
674 for 32 bit moves too.
675
676 Wed May 28 23:42:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
677
678 * gencode.c (swap.b): Fix treatment of high word.
679
680 Wed May 28 23:42:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
681
682 * sh/gencode.c,
683 * interp.c: experimental SH4 support.
684 DFmode moves are probaly broken for target little endian.
685
686 Tue May 20 10:23:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
687
688 * interp.c (sim_open): Add callback argument.
689 (sim_set_callbacks): Delete SIM_DESC argument.
690
691 Wed Apr 30 11:38:08 1997 Doug Evans <dje@canuck.cygnus.com>
692
693 * Makefile.in (SIM_EXTRA_CLEAN): Define.
694 (clean targets): Delete.
695 (sh-clean): New target.
696
697 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
698
699 * configure: Regenerated to track ../common/aclocal.m4 changes.
700
701 Wed Apr 23 17:55:22 1997 Doug Evans <dje@canuck.cygnus.com>
702
703 * tconfig.in: New file.
704 * interp.c (sim_open): Handle missing arg to -E.
705
706 Tue Apr 22 08:55:35 1997 Stu Grossman (grossman@critters.cygnus.com)
707
708 * Makefile.in: Add clean targets.
709
710 Fri Apr 18 18:57:04 1997 Stu Grossman (grossman@critters.cygnus.com)
711
712 * interp.c: Include float.h and define SIGTRAP if _WIN32.
713 WIN32 -> _WIN32.
714 * (trap): Do do SYS_chown for _WIN32.
715
716 Fri Apr 18 13:33:09 1997 Doug Evans <dje@canuck.cygnus.com>
717
718 * interp.c (sim_resume): Fix argument to poll_quit.
719
720 Fri Apr 18 14:14:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
721
722 * interp.c (sim_stop): New function.
723 (sim_resume): Use poll_quit for polling.
724
725 Thu Apr 17 03:32:04 1997 Doug Evans <dje@canuck.cygnus.com>
726
727 * Makefile.in (SIM_OBJS): Add sim-load.o.
728 * interp.c (target_byte_order): Delete.
729 (sim_kind, myname, little_endian_p): New static locals.
730 (init_pointers): Use little_endian_p instead of target_byte_order.
731 (sim_resume): Likewise.
732 (sim_open): Set sim_kind, myname. Set little_endian_p from -E arg.
733 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
734 load file into simulator. Set start address from bfd.
735 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
736
737 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
738
739 * configure: Regenerated to track ../common/aclocal.m4 changes.
740 * config.in: Ditto.
741
742 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
743
744 * interp.c (sim_open): New arg `kind'.
745
746 * configure: Regenerated to track ../common/aclocal.m4 changes.
747
748 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
749
750 * configure: Regenerated to track ../common/aclocal.m4 changes.
751
752 Wed Mar 19 09:34:36 1997 Fred Fish <fnf@cygnus.com>
753
754 * interp.c (sim_do_command): Check for NULL command or empty
755 string and handle it the same as a "help" command. Use callback
756 to print error message for unrecognized commands. Replace
757 hardcoded tab in literal string with a \t. Other minor code
758 cleanup.
759
760 Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
761
762 * configure: Regenerated to track ../common/aclocal.m4 changes.
763
764 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
765
766 * configure: Re-generate.
767
768 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
769
770 * configure: Regenerate to track ../common/aclocal.m4 changes.
771
772 Thu Mar 13 13:00:00 1997 Doug Evans <dje@canuck.cygnus.com>
773
774 * interp.c (sim_open): New SIM_DESC result. Argument is now
775 in argv form.
776 (other sim_*): New SIM_DESC argument.
777
778 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
779
780 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
781 COMMON_{PRE,POST}_CONFIG_FRAG instead.
782 * configure.in: sinclude ../common/aclocal.m4.
783 * configure: Regenerated.
784
785 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
786
787 * configure configure.in Makefile.in: Update to new configure
788 scheme which is more compatible with WinGDB builds.
789 * configure.in: Improve comment on how to run autoconf.
790 * configure: Re-run autoconf to get new ../common/aclocal.m4.
791 * Makefile.in: Use autoconf substitution to install common
792 makefile fragment.
793
794 Wed Nov 20 02:04:32 1996 Doug Evans <dje@canuck.cygnus.com>
795
796 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
797 (SIM_OBJS,SIM_EXTRA_LIBS): Define.
798 * configure.in: Simplify using macros in ../common/aclocal.m4.
799 Call AC_CHECK_HEADERS(unistd.h).
800 * configure: Regenerated.
801 * config.in: New file.
802 * interp.c: #include "config.h". #include <unistd.h> if present.
803 (trap): Fetch errno value with callback->get_errno.
804
805 Tue Nov 12 13:34:00 1996 Dawn Perchik <dawn@cygnus.com>
806
807 * interp.c: Don't include windows polling code if inside simluator.
808
809 Fri Sep 20 14:57:50 1996 Stan Shebs <shebs@andros.cygnus.com>
810
811 * interp.c: Minor formatting improvements.
812 (saved_state_type): Add bank registers.
813 (bp_holder): New function, use to break on when debugging BUSERROR.
814 (BUSERROR): Call it if bus error occurs.
815
816 Wed Jun 26 12:29:22 1996 Jason Molenda (crash@godzilla.cygnus.co.jp)
817
818 * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
819 INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
820 (docdir): Removed.
821 * configure.in (AC_PREREQ): autoconf 2.5 or higher.
822 (AC_PROG_INSTALL): Added.
823 * configure: Rebuilt.
824
825 Thu May 16 15:44:29 1996 Ian Lance Taylor <ian@cygnus.com>
826
827 * interp.c (saved_state_type): Add memstalls field.
828 (MA) Define macro.
829 (sim_resume): New local variable memstalls. Add it back in to
830 saved_state at the end of the function.
831 (sim_info): Report memstalls.
832 * gencode.c (tab): Add MA() to the execution string of all
833 instructions which access memory.
834
835 Wed Feb 21 12:16:41 1996 Ian Lance Taylor <ian@cygnus.com>
836
837 * configure: Regenerate with autoconf 2.7.
838
839 Tue Dec 5 16:38:55 1995 Stu Grossman (grossman@cygnus.com)
840
841 * gencode.c (mac.l): Don't abort GDB if executing mac.l
842 instruction (which is unimplemented). Generate a SIGTRAP (in the
843 simulated target) instead.
844
845 Mon Dec 4 12:22:24 1995 J.T. Conklin <jtc@rtl.cygnus.com>
846
847 * gencode.c (tab): Added several sh3 opcodes.
848 (think): Added printonmatch for A_SSR and A_SPC.
849 * interp.c (SSR, SPC): Added definitions.
850 (saved_state_type): Added ssr and spc registers.
851
852 Wed Nov 29 12:39:27 1995 Jim Wilson <wilson@chestnut.cygnus.com>
853
854 * gencode.c (tab): In shad/shld definitions, negate R[m] before
855 the and operation instead of after. For shad delete cast. For shld
856 use UR instead of R and delete cast.
857
858 Fri Nov 17 12:48:55 1995 Jim Wilson <wilson@chestnut.cygnus.com>
859
860 * gencode.c (tab): Add explicit NaN support for ftrc instruction.
861
862 Wed Nov 15 11:25:27 1995 Stu Grossman (grossman@cygnus.com)
863
864 * interp.c: Make target_byte_order be extern to prevent SGI cc from
865 issuing warnings about the use of common symbols.
866
867 Tue Nov 14 15:19:43 1995 Stu Grossman (grossman@cygnus.com)
868
869 * gencode.c: jsr, bsr and bsrf actually save pc+4 in pr, and rts
870 actually uses pr+0.
871
872 Sat Oct 21 13:01:18 1995 Jim Wilson <wilson@chestnut.cygnus.com>
873
874 * sh/interp.c (sim_stop_reason): Catch SIGQUIT and indicate
875 program exited.
876 (sim_get_quit_code): Delete.
877
878 * gencode.c (gensim): Indicate SIGILL instead of calling abort for
879 default case.
880
881 Mon Oct 16 18:24:03 1995 Jim Wilson <wilson@chestnut.cygnus.com>
882
883 * interp.c (saved_state_type): Move FP registers to immediately
884 after SR.
885
886 Tue Oct 10 11:12:15 1995 Fred Fish <fnf@cygnus.com>
887
888 * Makefile.in (BISON): Remove macro.
889
890 Fri Oct 6 12:08:18 1995 Jim Wilson <wilson@chestnut.cygnus.com>
891
892 * interp.c (trap, case SYS_utime): Cast second arg of utime to
893 void * to avoid compiler error.
894
895 * interp.c (callback): Remove last change. It is initialized by
896 a sim_set_callbacks call.
897
898 Thu Oct 5 14:13:29 1995 steve chamberlain <sac@slash.cygnus.com>
899
900 * interp.c (callback): Initialize to default callback.
901
902 Thu Sep 28 15:26:59 1995 steve chamberlain <sac@slash.cygnus.com>
903
904 * run.c: Moved to ../common.
905 * interp.c (trap): Use gdb's callback interface.
906 * Makefile.in: Updated.
907
908 Wed Sep 20 13:35:13 1995 Ian Lance Taylor <ian@cygnus.com>
909
910 * Makefile.in (maintainer-clean): New synonym for realclean.
911
912 Wed Sep 20 09:51:50 1995 steve chamberlain <sac@slash.cygnus.com>
913
914 * run.c (sim_callback_write_stdout): New.
915 * interp.c (trap): Call sim_callback_write_stdout when needed.
916
917 Mon Sep 18 18:42:27 1995 steve chamberlain <sac@slash.cygnus.com>
918
919 * interp.c (trap): Remove useless code.
920
921 Fri Sep 15 19:30:05 1995 steve chamberlain <sac@slash.cygnus.com>
922
923 * syscall.h: Copy from newlib.
924
925 Thu Sep 14 19:32:59 1995 Stu Grossman (grossman@cygnus.com)
926
927 * gencode.c: Back up PC by 2 for breakpoints.
928 * interp.c: Move fp regs beyond pc/pr/etc to avoid confusing GDB,
929 which expect pc to immediatly follow regs[].
930
931 Fri Sep 8 14:18:13 1995 Ian Lance Taylor <ian@cygnus.com>
932
933 * configure.in: Define CC_FOR_BUILD. Don't call AC_PROG_INSTALL.
934 * configure: Rebuild.
935 * Makefile.in (INSTALL): Revert to using install.sh.
936 (INSTALL_PROGRAM, INSTALL_DATA): Set to $(INSTALL).
937 (INSTALL_XFORM, INSTALL_XFORM1): Restore.
938 (CC_FOR_BUILD): Restore.
939 (gencode): Build using $(CC_FOR_BUILD).
940 (install): Don't install in $(tooldir).
941
942 Thu Sep 7 15:02:31 1995 J.T. Conklin <jtc@rtl.cygnus.com>
943
944 (Try to) Update to new bfd autoconf scheme.
945 * run.c: Don't include sysdep.h.
946 * Makefile.in (INSTALL{,_PROGRAM,_DATA}): Use autoconf computed value.
947 (CC, CFLAGS, AR, RANLIB): Likewise.
948 (HDEFINES, TDEFINES): Define.
949 (CC_FOR_BUILD): Delete.
950 (host_makefile_frag): Delete.
951 (Makefile): Don't depend on frags.
952 * configure.in (sysdep.h): Don't create symlink.
953 (host_makefile_frag, frags): Deleted.
954 (CC, CFLAGS, AR, RANLIB, INSTALL): Compute values.
955 * configure: Regenerated.
956
957 Thu Aug 31 12:39:07 1995 Jim Wilson <wilson@chestnut.cygnus.com>
958
959 * interp.c: Include <math.h>.
960
961 Wed Aug 30 22:05:17 1995 Jeff Law (law@snake.cs.utah.edu)
962
963 * Makefile.in (run): Link in math library too.
964 * gencode.c (gensim): abort if an unknown opcode is encountered.
965 * interp.c (FPSCR, FPUL): Define.
966 (struct save_state): Add fields for floating point registers,
967 FPSCR and FPUL.
968 (sim_resume): Add 'F' for accessing floating point registers
969 in the save state structure.
970 * gencode.c: Add sh3e opcodes.
971 (gensym): Define a buffer for int<->fp conversions.
972
973 Tue Aug 22 14:16:46 1995 J.T. Conklin <jtc@rtl.cygnus.com>
974
975 * interp.c (trap): Use trap vector 34 for host system interface.
976 * gencode.c: Add 34 to conditional which determines which traps
977 will be handled by simulator.
978
979 Fri Aug 11 17:59:15 1995 Jim Wilson <wilson@chestnut.cygnus.com>
980
981 * run.c: Include <signal.h>. Define SIGQUIT if not defined.
982 (main): New variables reason and sigrc. After simulator exits,
983 check to see if it exited because of a signal, and if so, then
984 use the signal number as the return value.
985
986 Thu Aug 3 10:45:37 1995 Fred Fish <fnf@cygnus.com>
987
988 * Update all FSF addresses except those in COPYING* files.
989
990 Tue Jul 18 23:33:10 1995 Fred Fish <fnf@fishbowl>
991
992 * interp.c (trap): Only use SYS_execv if defined. Might be
993 implemented as execve(arg1,arg2,0), as with Unixware 2.0.
994 (sim_resume): In sbit initializer, cast shifted arg to unsigned
995 to avoid signed integer overflow.
996
997 Wed Jul 5 14:32:54 1995 J.T. Conklin <jtc@rtl.cygnus.com>
998
999 * Makefile.in (clean): Remove run, libsim.a.
1000 (distclean, mostlyclean, realclean): Remove Makefile and
1001 autoconf files.
1002
1003 * sh.mt: Removed.
1004
1005 * Makefile.in, configure.in: converted to autoconf.
1006 * configure: New file, generated with autconf 2.4.
1007
1008 Fri Jun 30 16:51:38 1995 Stan Shebs <shebs@andros.cygnus.com>
1009
1010 * interp.c (sim_open): If argument supplied, interpret as
1011 desired memory size.
1012 (parse_and_set_memory_size): New function.
1013 (sim_do_command): New function.
1014
1015 Thu Jun 29 10:02:28 1995 Fred Fish <fnf@deneb.cygnus.com>
1016
1017 * interp.c (SYS_wait): Define as SYS_wait4 if available and
1018 SYS_wait is not already defined (SunOS 4.1.3 for example).
1019 (SYS_utime): Define as SYS_utimes if available and
1020 SYS_utime is not already defined.
1021
1022 Thu Jun 22 17:25:57 1995 Steve Chamberlain <sac@slash.cygnus.com>
1023
1024 * interp.c: Don't include sys/times.h or sys/param.h
1025
1026 Wed Jun 21 15:03:49 1995 Steve Chamberlain <sac@slash.cygnus.com>
1027
1028 * interp.c (SIGBUS, SIGTERM): Define if not.
1029 (sim_memory_size): default to 2^19 on PCs.
1030 (sim_resume): Poll for quits on win32.
1031
1032 Wed May 24 16:22:48 1995 Jim Wilson <wilson@chestnut.cygnus.com>
1033
1034 * gencode.c (op_tab): Add SH3 support.
1035
1036 Wed May 24 14:07:11 1995 Steve Chamberlain <sac@slash.cygnus.com>
1037
1038 * gencode.c (tab): Add bsrf and braf.
1039
1040 Mon Apr 24 15:09:49 1995 Jason Molenda (crash@cygnus.com)
1041
1042 * configure.in: use ../../bfd/hosts/std-host.h, not
1043 ../bfd/hosts/std-host.h (which doesn't exist).
1044
1045 Mon Mar 27 10:32:34 1995 J.T. Conklin <jtc@rtl.cygnus.com>
1046
1047 * run.c: parse arguments with getopt().
1048
1049 Sun Feb 26 15:27:24 1995 Steve Chamberlain <sac@cygnus.com>
1050
1051 * configure.in: Use ../../bfd/hosts/std-host.h if specific
1052 host unavailable.
1053
1054 Mon Jan 23 16:10:58 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1055
1056 * interp.c (macw): Sign extend MACH at bit 10 for non-saturating case.
1057
1058 Sun Jan 22 13:55:36 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1059
1060 * gencode.c (op_tab): Make MAC.W call macw, not abort.
1061 * interp.c (macw): New function.
1062 (S): New #define.
1063
1064 Sat Jan 21 15:52:30 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1065
1066 * gencode.c (op_tab): New code for ADDV and SUBV.
1067 Make MAC.L abort sicne it is not implemented.
1068
1069 * interp.c (dmul): Handle the signed case by adjusting after unsigned multiply.
1070 Get rid of __GNUC__ conditional.
1071
1072 aThu Jan 19 05:50:50 1995 Torbjorn Granlund <tege@rtl.cygnus.com>
1073
1074 * gencode.c (op_tab): Also replace NEGC, and try again with SUBC.
1075 Change ADDC for symmetry.
1076
1077 * gencode.c (op_tab): Replace code for ADDC and SUBC.
1078
1079 Mon Jan 9 15:43:53 1995 Stu Grossman (grossman@cygnus.com)
1080
1081 * interp.c: Remove def of INLINE. This comes from bfd.h. Also,
1082 declare IOMEM before using it.
1083
1084 Wed Dec 28 21:25:31 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1085
1086 * interp.c (BUSERROR): New macro.
1087 ([r|w][bwl]at[little|big]) New functions.
1088 (sim_resume): If GO32 check for interrupt every now
1089 and again. Decrement PC if SIGBUS seen.
1090 * run.c (main): Return result of simulated _exit.
1091
1092 Mon Dec 5 21:59:51 1994 Doug Evans <dje@canuck.cygnus.com>
1093
1094 * Makefile.in (gencode): Allow build in different directory.
1095
1096 Wed Nov 30 17:47:13 1994 Jim Wilson <wilson@chestnut.cygnus.com>
1097
1098 * Makefile.in (gencode): Change $< to gencode.c for portability.
1099
1100 Wed Nov 23 21:31:55 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1101
1102 * interp.c ([wr][bwl]at): New functions.
1103 (trap): Cope with both byte modes.
1104
1105 Thu Sep 8 17:35:07 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1106
1107 * gencode.c (tab): Simulate T bit after a negc insn right.
1108 * interp.c (RSBAT): Sign extend the arg.
1109 (ACE_FAST): New macro.
1110 (sim_resume): Remove obsolete test of sim_timeout.
1111
1112 Fri Aug 5 14:12:31 1994 Steve Chamberlain (sac@jonny.cygnus.com)
1113
1114 * interp.c (IOMEM): New function, simulates very basic I/O area of
1115 the SH.
1116 (WBAT, RBAT) : Call I/O functions.
1117 * gencode.c (tab): Special case trapa #3.
1118
1119 Mon Jun 27 18:04:54 1994 Steve Chamberlain (sac@cirdan.cygnus.com)
1120
1121 * run.c (main): Specify the file type again.
1122
1123 Thu May 26 19:04:37 1994 Steve Chamberlain (sac@thepub.cygnus.com)
1124
1125 * interp.c (trap): Fix irix incompatibility.
1126 * run.c (main): open without specifying file type.
1127
1128 Wed May 18 14:18:53 1994 Doug Evans (dje@canuck.cygnus.com)
1129
1130 * interp.c (sim_*): Make result void where there isn't one.
1131 (sim_set_pc): Delete.
1132 (sim_info): Delete printf_fn arg, all callers changed.
1133 Call printf_filtered instead.
1134 (sim_close): New function.
1135 (sim_load): New function.
1136 (sim_create_inferior): Renamed from sim_set_args, all callers changed.
1137 * run.c: #include <varargs.h>, "remote-sim.h".
1138 (printf_filtered): New function.
1139
1140 Wed Apr 27 12:03:48 1994 Steve Chamberlain (sac@cygnus.com)
1141
1142 * gencode.c (table): Get direction of some opcodes right.
1143 (trapa, rte): Implement fully.
1144 * interp.c (trap): Make stat call more portable.
1145
1146 Fri Feb 11 21:59:38 1994 Steve Chamberlain (sac@sphagnum.cygnus.com)
1147
1148 * gencode.c (main, gendefines): New -d option prints table of defines.
1149 * interp.c (trap): Add a load of system calls.
1150 (sim_memory_size): Now default to 8Mbyte.
1151 (PARANOID): Keep vector of registers with undefined contents.
1152
1153 Mon Nov 15 14:37:18 1993 Steve Chamberlain (sac@jonny.cygnus.com)
1154
1155 * gencode.c: mova uses aligned addresses
1156 * interp.c (trap): Return results in r0.
1157
1158 Tue Oct 26 10:38:55 1993 Doug Evans (dje@canuck.cygnus.com)
1159
1160 * Makefile.in (CSEARCH): Add -I$(srcdir)/../../gdb
1161 * interp.c: #include "remote-sim.h".
1162 (sim_resume): int result, new arg `siggnal'.
1163 (sim_write): Use SIM_ADDR for type of arg `addr'.
1164 (sim_read): Use SIM_ADDR for type of arg `addr'.
1165 Use unsigned char * for `buffer'.
1166 (sim_store_register): int result.
1167 (sim_fetch_register): Ditto.
1168 (sim_stop_reason): Renamed from sim_stop_signal. New arg `reason'.
1169 (sim_set_pc): int result, use SIM_ADDR for type of arg `x'.
1170 (sim_info): int result, new args `verbose', `printf_fn'.
1171 (sim_kill): int result.
1172 (sim_open): int result, new arg `name'.
1173 * run.c: #include <stdio.h>
1174 (main): Update call to sim_info.
1175
1176 Sat Oct 23 15:09:29 1993 Doug Evans (dje@canuck.cygnus.com)
1177
1178 * interp.c (sim_stop_signal): Result is now enum sim_stop.
1179
1180 Fri Oct 8 10:47:09 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1181
1182 * gencode.c (table): Becomes unsigned.
1183 * interp.c (trap): Get right breakpoint SIGnum. (sim_write,
1184 sim_read): Return number of bytes copied. (sim_store_register):
1185 Value passed by reference. (sim_kill, sim_open, sim_set_args): New functions.
1186
1187 Tue Sep 7 16:24:13 1993 Stan Shebs (shebs@rtl.cygnus.com)
1188
1189 * interp.c (sim_info): Fix small typo in printf string.
1190
1191 Thu Aug 5 11:37:48 1993 Stan Shebs (shebs@rtl.cygnus.com)
1192
1193 * interp.c (sim_resume): Set memory after pointers inited.
1194
1195 Mon Aug 2 14:13:22 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1196
1197 * interp.c (get_now): Use time system call.
1198 * Makefile.in: install correctly.
1199
1200 Tue Jul 6 10:30:46 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1201
1202 * run.c (main), interp.c (sim_set_timeout): Remove timeout
1203 functionality.
1204
1205 Thu Jun 24 13:29:57 1993 david d `zoo' zuhn (zoo at rtl.cygnus.com)
1206
1207 * Makefile.in: don't run indent everytime; also add a space in the
1208 includes
1209
1210 Thu Jun 17 18:30:42 1993 Steve Chamberlain (sac@phydeaux.cygnus.com)
1211
1212 * gencode.c: Fix some opcodes.
1213 * interp.c: Support for profiling and portability fixes.
1214 * run.c (main): Get profiling args.
1215
1216 Wed May 5 13:17:22 1993 Steve Chamberlain (sac@cygnus.com)
1217
1218 * gencode.c (tab): Lint for sgi compiler
1219 * interp.c: Lint for sgi compiler.
1220
1221 Mon May 3 15:25:33 1993 Steve Chamberlain (sac@thepub.cygnus.com)
1222
1223 * run.c (main): Support for resizing simulated RAM.
1224 * Makefile.in: Support for broken makes.
1225 * interp.c, gencode.c: Lint.
1226
1227 Mon Apr 26 18:01:10 1993 Steve Chamberlain (sac@thepub.cygnus.com)
1228
1229 * created
1230
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