1 2015-11-14 Mike Frysinger <vapier@gentoo.org>
3 * interp.c (sim_close): Rename to ...
4 (mips_sim_close): ... this. Delete calls to sim_module_uninstall and
6 * sim-main.h (mips_sim_close): Declare.
7 (SIM_CLOSE_HOOK): Define.
9 2015-09-25 Andrew Bennett <andrew.bennett@imgtec.com>
10 Ali Lown <ali.lown@imgtec.com>
12 * Makefile.in (tmp-micromips): New rule.
13 (tmp-mach-multi): Add support for micromips.
14 * configure.ac (mips*-sde-elf* | mips*-mti-elf*): Made a multi sim
15 that works for both mips64 and micromips64.
16 (mipsisa32r2*-*-*): Made a multi sim that works for mips32 and
18 Add build support for micromips.
19 * dsp.igen (do_ph_s_absq, do_w_s_absq, do_qb_s_absq, do_addsc,
20 do_addwc, do_bitrev, do_extpv, do_extrv, do_extrv_s_h, do_insv,
21 do_lxx do_modsub, do_mthlip, do_mulsaq_s_w_ph, do_ph_packrl, do_qb_pick
22 do_ph_pick, do_qb_ph_precequ, do_qb_ph_preceu, do_w_preceq
23 do_w_ph_precrq, do_ph_qb_precrq, do_w_ph_rs_precrq do_qb_w_raddu,
24 do_rddsp, do_repl, do_shilov, do_ph_shl, do_qb_shl do_w_s_shllv,
25 do_ph_shrlv, do_w_r_shrav, do_wrdsp, do_qb_shrav, do_append,
26 do_balign, do_ph_w_mulsa, do_ph_qb_precr, do_prepend): New functions.
27 Refactored instruction code to use these functions.
28 * dsp2.igen: Refactored instruction code to use the new functions.
29 * interp.c (decode_coproc): Refactored to work with any instruction
31 (isa_mode): New variable
32 (RSVD_INSTRUCTION): Changed to 0x00000039.
33 * m16.igen (BREAK16): Refactored instruction to use do_break16.
34 (JALX32): Add mips32, mips64, mips32r2 and mips64r2 models.
35 * micromips.dc: New file.
36 * micromips.igen: New file.
37 * micromips16.dc: New file.
38 * micromipsdsp.igen: New file.
39 * micromipsrun.c: New file.
40 * mips.igen (do_swc1): Changed to work with any instruction encoding.
41 (do_add do_addi do_andi do_dadd do_daddi do_dsll32 do_dsra32
42 do_dsrl32, do_dsub, do_break, do_break16, do_clo, do_clz, do_dclo,
43 do_dclz, do_lb, do_lh, do_lwr, do_lwl, do_lwc, do_lw, do_lwu, do_lhu,
44 do_ldc, do_lbu, do_ll, do_lld, do_lui, do_madd, do_dsp_madd, do_maddu,
45 do_dsp_maddu, do_dsp_mfhi, do_dsp_mflo, do_movn, do_movz, do_msub,
46 do_dsp_msub, do_msubu, do_dsp_msubu, do_mthi, do_dsp_mthi, do_mtlo,
47 do_dsp_mtlo, do_mul, do_dsp_mult, do_dsp_multu, do_pref, do_sc,
48 do_scd, do_sub, do_sw, do_teq, do_teqi, do_tge, do_tgei, do_tgeiu,
49 do_tgeu, do_tlt do_tlti, do_tltiu, do_tltu, do_tne, do_tnei, do_abs_fmt,
50 do_add_fmt, do_alnv_ps, do_c_cond_fmt, do_ceil_fmt, do_cfc1, do_ctc1,
51 do_cvt_d_fmt, do_cvt_l_fmt, do_cvt_ps_s, do_cvt_s_fmt, do_cvt_s_pl,
52 do_cvt_s_pu, do_cvt_w_fmt, do_div_fmt, do_dmfc1b, do_dmtc1b, do_floor_fmt,
53 do_luxc1_32, do_luxc1_64, do_lwc1, do_lwxc1, do_madd_fmt, do_mfc1b,
54 do_mov_fmt, do_movtf, do_movtf_fmt, do_movn_fmt, do_movz_fmt, do_msub_fmt,
55 do_mtc1b, do_mul_fmt, do_neg_fmt, do_nmadd_fmt, do_nmsub_fmt, do_pll_ps,
56 do_plu_ps, do_pul_ps, do_puu_ps, do_recip_fmt, do_round_fmt, do_rsqrt_fmt,
57 do_prefx, do_sdc1, do_suxc1_32, do_suxc1_64, do_sqrt_fmt, do_sub_fmt,
58 do_swc1, do_swxc1, do_trunc_fmt): New functions, refactored from existing
60 Refactored instruction code to use these functions.
61 (RSVD): Changed to use new reserved instruction.
62 (loadstore_ea, not_word_value, unpredictable, check_mt_hilo,
63 check_mf_hilo, check_mult_hilo, check_div_hilo, check_u64, do_luxc1_32,
64 do_sdc1, do_suxc1_32, check_fmt_p, check_fpu, do_load_double,
65 do_store_double): Added micromips32 and micromips64 models.
66 Added include for micromips.igen and micromipsdsp.igen
67 Add micromips32 and micromips64 models.
68 (DecodeCoproc): Updated to use new macro definition.
69 * mips3264r2.igen (do_dsbh, do_dshd, do_dext, do_dextm, do_dextu, do_di,
70 do_dins, do_dinsm, do_ei, do_ext, do_mfhc1, do_mthc1, do_ins, do_dinsu,
71 do_seb, do_seh do_rdhwr, do_wsbh): New functions.
72 Refactored instruction code to use these functions.
73 * sim-main.h (CP0_operation): New enum.
74 (DecodeCoproc): Updated macro.
75 (IMEM32_MICROMIPS, IMEM16_MICROMIPS, MICROMIPS_MINOR_OPCODE,
76 MICROMIPS_DELAYSLOT_SIZE_ANY, MICROMIPS_DELAYSLOT_SIZE_16,
77 MICROMIPS_DELAYSLOT_SIZE_32, ISA_MODE_MIPS32 and
78 ISA_MODE_MICROMIPS): New defines.
79 (sim_state): Add isa_mode field.
81 2015-06-23 Mike Frysinger <vapier@gentoo.org>
83 * configure: Regenerate.
85 2015-06-12 Mike Frysinger <vapier@gentoo.org>
87 * configure.ac: Change configure.in to configure.ac.
88 * configure: Regenerate.
90 2015-06-12 Mike Frysinger <vapier@gentoo.org>
92 * configure: Regenerate.
94 2015-06-12 Mike Frysinger <vapier@gentoo.org>
96 * interp.c [TRACE]: Delete.
97 (TRACE): Change to WITH_TRACE_ANY_P.
98 [!WITH_TRACE_ANY_P] (open_trace): Define.
99 (mips_option_handler, open_trace, sim_close, dotrace):
100 Change defined(TRACE) to WITH_TRACE_ANY_P.
101 (sim_open): Delete TRACE ifdef check.
102 * sim-main.c (load_memory): Delete TRACE ifdef check.
103 (store_memory): Likewise.
104 * sim-main.h [WITH_TRACE_ANY_P] (dotrace, tracefh): Protect decls.
105 [!WITH_TRACE_ANY_P] (dotrace): Define.
107 2015-04-18 Mike Frysinger <vapier@gentoo.org>
109 * sim-main.h (SIM_ENGINE_HALT_HOOK, SIM_ENGINE_RESTART_HOOK): Delete
112 2015-04-18 Mike Frysinger <vapier@gentoo.org>
114 * sim-main.h (SIM_CPU): Delete.
116 2015-04-18 Mike Frysinger <vapier@gentoo.org>
118 * sim-main.h (sim_cia): Delete.
120 2015-04-17 Mike Frysinger <vapier@gentoo.org>
122 * dv-tx3904cpu.c (deliver_tx3904cpu_interrupt): Change CIA_GET to
124 * interp.c (interrupt_event): Change CIA_GET to CPU_PC_GET.
125 (sim_create_inferior): Change CIA_SET to CPU_PC_SET.
126 * m16run.c (sim_engine_run): Change CIA_GET to CPU_PC_GET and
127 CIA_SET to CPU_PC_SET.
128 * sim-main.h (CIA_GET, CIA_SET): Delete.
130 2015-04-15 Mike Frysinger <vapier@gentoo.org>
132 * Makefile.in (SIM_OBJS): Delete sim-cpu.o.
133 * sim-main.h (STATE_CPU): Delete.
135 2015-04-13 Mike Frysinger <vapier@gentoo.org>
137 * configure: Regenerate.
139 2015-04-13 Mike Frysinger <vapier@gentoo.org>
141 * Makefile.in (SIM_OBJS): Add sim-cpu.o.
142 * interp.c (mips_pc_get, mips_pc_set): New functions.
143 (sim_open): Declare new local var i. Call sim_cpu_alloc_all.
144 Call CPU_PC_FETCH & CPU_PC_STORE for all cpus.
145 (sim_pc_get): Delete.
146 * sim-main.h (SIM_CPU): Define.
147 (struct sim_state): Change cpu to an array of pointers.
150 2015-04-13 Mike Frysinger <vapier@gentoo.org>
152 * interp.c (mips_option_handler, open_trace, sim_close,
153 sim_write, sim_read, sim_store_register, sim_fetch_register,
154 sim_create_inferior, pr_addr, pr_uword64): Convert old style
156 (sim_open): Convert old style prototype. Change casts with
157 sim_write to unsigned char *.
158 (fetch_str): Change null to unsigned char, and change cast to
160 (sim_monitor): Change c & ch to unsigned char. Change cast to
163 2015-04-12 Mike Frysinger <vapier@gentoo.org>
165 * Makefile.in (SIM_OBJS): Move interp.o to the start of the list.
167 2015-04-06 Mike Frysinger <vapier@gentoo.org>
169 * Makefile.in (SIM_OBJS): Delete sim-engine.o.
171 2015-04-01 Mike Frysinger <vapier@gentoo.org>
173 * tconfig.h (SIM_HAVE_PROFILE): Delete.
175 2015-03-31 Mike Frysinger <vapier@gentoo.org>
177 * config.in, configure: Regenerate.
179 2015-03-24 Mike Frysinger <vapier@gentoo.org>
181 * interp.c (sim_pc_get): New function.
183 2015-03-24 Mike Frysinger <vapier@gentoo.org>
185 * sim-main.h (SIM_HAVE_BIENDIAN): Delete.
186 * tconfig.h (SIM_HAVE_BIENDIAN): Delete.
188 2015-03-24 Mike Frysinger <vapier@gentoo.org>
190 * configure: Regenerate.
192 2015-03-23 Mike Frysinger <vapier@gentoo.org>
194 * configure: Regenerate.
196 2015-03-23 Mike Frysinger <vapier@gentoo.org>
198 * configure: Regenerate.
199 * configure.ac (mips_extra_objs): Delete.
200 * Makefile.in (MIPS_EXTRA_OBJS): Delete.
201 (SIM_OBJS): Delete MIPS_EXTRA_OBJS.
203 2015-03-23 Mike Frysinger <vapier@gentoo.org>
205 * configure: Regenerate.
206 * configure.ac: Delete sim_hw checks for dv-sockser.
208 2015-03-16 Mike Frysinger <vapier@gentoo.org>
210 * config.in, configure: Regenerate.
211 * tconfig.in: Rename file ...
212 * tconfig.h: ... here.
214 2015-03-15 Mike Frysinger <vapier@gentoo.org>
216 * tconfig.in: Delete includes.
217 [HAVE_DV_SOCKSER]: Delete.
219 2015-03-14 Mike Frysinger <vapier@gentoo.org>
221 * Makefile.in (SIM_RUN_OBJS): Delete.
223 2015-03-14 Mike Frysinger <vapier@gentoo.org>
225 * configure.ac (AC_CHECK_HEADERS): Delete.
226 * aclocal.m4, configure: Regenerate.
228 2014-08-19 Alan Modra <amodra@gmail.com>
230 * configure: Regenerate.
232 2014-08-15 Roland McGrath <mcgrathr@google.com>
234 * configure: Regenerate.
235 * config.in: Regenerate.
237 2014-03-04 Mike Frysinger <vapier@gentoo.org>
239 * configure: Regenerate.
241 2013-09-23 Alan Modra <amodra@gmail.com>
243 * configure: Regenerate.
245 2013-06-03 Mike Frysinger <vapier@gentoo.org>
247 * aclocal.m4, configure: Regenerate.
249 2013-05-10 Freddie Chopin <freddie_chopin@op.pl>
251 * configure: Rebuild.
253 2013-03-26 Mike Frysinger <vapier@gentoo.org>
255 * configure: Regenerate.
257 2013-03-23 Joel Sherrill <joel.sherrill@oarcorp.com>
259 * configure.ac: Address use of dv-sockser.o.
260 * tconfig.in: Conditionalize use of dv_sockser_install.
261 * configure: Regenerated.
262 * config.in: Regenerated.
264 2012-10-04 Chao-ying Fu <fu@mips.com>
265 Steve Ellcey <sellcey@mips.com>
267 * mips/mips3264r2.igen (rdhwr): New.
269 2012-09-03 Joel Sherrill <joel.sherrill@oarcorp.com>
271 * configure.ac: Always link against dv-sockser.o.
272 * configure: Regenerate.
274 2012-06-15 Joel Brobecker <brobecker@adacore.com>
276 * config.in, configure: Regenerate.
278 2012-05-18 Nick Clifton <nickc@redhat.com>
281 * interp.c: Include config.h before system header files.
283 2012-03-24 Mike Frysinger <vapier@gentoo.org>
285 * aclocal.m4, config.in, configure: Regenerate.
287 2011-12-03 Mike Frysinger <vapier@gentoo.org>
289 * aclocal.m4: New file.
290 * configure: Regenerate.
292 2011-10-19 Mike Frysinger <vapier@gentoo.org>
294 * configure: Regenerate after common/acinclude.m4 update.
296 2011-10-17 Mike Frysinger <vapier@gentoo.org>
298 * configure.ac: Change include to common/acinclude.m4.
300 2011-10-17 Mike Frysinger <vapier@gentoo.org>
302 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
303 call. Replace common.m4 include with SIM_AC_COMMON.
304 * configure: Regenerate.
306 2011-07-08 Hans-Peter Nilsson <hp@axis.com>
308 * Makefile.in ($(SIM_MULTI_OBJ)): Depend on sim-main.h
310 (tmp-mach-multi): Exit early when igen fails.
312 2011-07-05 Mike Frysinger <vapier@gentoo.org>
314 * interp.c (sim_do_command): Delete.
316 2011-02-14 Mike Frysinger <vapier@gentoo.org>
318 * dv-tx3904sio.c (tx3904sio_fifo_push): Change zfree to free.
319 (tx3904sio_fifo_reset): Likewise.
320 * interp.c (sim_monitor): Likewise.
322 2010-04-14 Mike Frysinger <vapier@gentoo.org>
324 * interp.c (sim_write): Add const to buffer arg.
326 2010-01-18 Masaki Muranaka <monaka@monami-software.com> (tiny change)
328 * interp.c: Don't include sysdep.h
330 2010-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
332 * configure: Regenerate.
334 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
336 * config.in: Regenerate.
337 * configure: Likewise.
339 * configure: Regenerate.
341 2008-07-11 Hans-Peter Nilsson <hp@axis.com>
343 * configure: Regenerate to track ../common/common.m4 changes.
346 2008-06-06 Vladimir Prus <vladimir@codesourcery.com>
347 Daniel Jacobowitz <dan@codesourcery.com>
348 Joseph Myers <joseph@codesourcery.com>
350 * configure: Regenerate.
352 2007-10-22 Richard Sandiford <rsandifo@nildram.co.uk>
354 * mips.igen (check_fmt_p): Provide a separate mips32r2 definition
355 that unconditionally allows fmt_ps.
356 (ALNV.PS, CEIL.L.fmt, CVT.L.fmt, CVT.PS.S, CVT.S.PL, CVT.S.PU)
357 (FLOOR.L.fmt, LWXC1, MADD.fmt, MSUB.fmt, NMADD.fmt, NMSUB.fmt)
358 (PLL.PS, PLU.PS, PUL.PS, PUU.PS, ROUND.L.fmt, TRUNC.L.fmt): Change
359 filter from 64,f to 32,f.
360 (PREFX): Change filter from 64 to 32.
361 (LDXC1, LUXC1): Provide separate mips32r2 implementations
362 that use do_load_double instead of do_load. Make both LUXC1
363 versions unpredictable if SizeFGR () != 64.
364 (SDXC1, SUXC1): Extend to mips32r2, using do_store_double
365 instead of do_store. Remove unused variable. Make both SUXC1
366 versions unpredictable if SizeFGR () != 64.
368 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
370 * mips.igen (ll): Fix mask for WITH_TARGET_WORD_BITSIZE == 32.
371 (sc, swxc1): Likewise. Also fix big-endian and reverse-endian
372 shifts for that case.
374 2007-09-04 Nick Clifton <nickc@redhat.com>
376 * interp.c (options enum): Add OPTION_INFO_MEMORY.
377 (display_mem_info): New static variable.
378 (mips_option_handler): Handle OPTION_INFO_MEMORY.
379 (mips_options): Add info-memory and memory-info.
380 (sim_open): After processing the command line and board
381 specification, check display_mem_info. If it is set then
382 call the real handler for the --memory-info command line
385 2007-08-24 Joel Brobecker <brobecker@adacore.com>
387 * configure.ac: Change license of multi-run.c to GPL version 3.
388 * configure: Regenerate.
390 2007-06-28 Richard Sandiford <richard@codesourcery.com>
392 * configure.ac, configure: Revert last patch.
394 2007-06-26 Richard Sandiford <richard@codesourcery.com>
396 * configure.ac (sim_mipsisa3264_configs): New variable.
397 (mipsis32*-*-, mipsisa32r2*-*-*, mips64*-*-*, mips64r2*-*-*): Make
398 every configuration support all four targets, using the triplet to
399 determine the default.
400 * configure: Regenerate.
402 2007-06-25 Richard Sandiford <richard@codesourcery.com>
404 * Makefile.in (m16run.o): New rule.
406 2007-05-15 Thiemo Seufer <ths@mips.com>
408 * mips3264r2.igen (DSHD): Fix compile warning.
410 2007-05-14 Thiemo Seufer <ths@mips.com>
412 * mips.igen (ALNV.PS, CEIL.L.fmt, CVT.L.fmt, CVT.PS.S, CVT.S.PL,
413 CVT.S.PU, FLOOR.L.fmt, LDXC1, LUXC1, LWXC1, MADD.fmt, MSUB.fmt,
414 NMADD.fmt, NMSUB.fmt, PLL.PS, PLU.PS, PREFX, PUL.PS, PUU.PS,
415 RECIP.fmt, ROUND.L.fmt, RSQRT.fmt, SWXC1, TRUNC.L.fmt): Add support
418 2007-03-01 Thiemo Seufer <ths@mips.com>
420 * mips.igen (MFHI, MFLO, MTHI, MTLO): Restore support for mips32
423 2007-02-20 Thiemo Seufer <ths@mips.com>
425 * dsp.igen: Update copyright notice.
426 * dsp2.igen: Fix copyright notice.
428 2007-02-20 Thiemo Seufer <ths@mips.com>
429 Chao-Ying Fu <fu@mips.com>
431 * Makefile.in (IGEN_INCLUDE): Add dsp2.igen.
432 * configure.ac (mips*-sde-elf*, mipsisa32r2*-*-*, mipsisa64r2*-*-*):
433 Add dsp2 to sim_igen_machine.
434 * configure: Regenerate.
435 * dsp.igen (do_ph_op): Add MUL support when op = 2.
436 (do_ph_mulq): New function to support mulq_rs.ph and mulq_s.ph.
437 (mulq_rs.ph): Use do_ph_mulq.
438 (MFHI, MFLO, MTHI, MTLO): Move these instructions to mips.igen.
439 * mips.igen: Add dsp2 model and include dsp2.igen.
440 (MFHI, MFLO, MTHI, MTLO): Extend these instructions for
441 for *mips32r2, *mips64r2, *dsp.
442 (MADD, MADDU, MSUB, MSUBU, MULT, MULTU): Extend these instructions
443 for *mips32r2, *mips64r2, *dsp2.
444 * dsp2.igen: New file for MIPS DSP REV 2 ASE.
446 2007-02-19 Thiemo Seufer <ths@mips.com>
447 Nigel Stephens <nigel@mips.com>
449 * mips.igen (jalr.hb, jr.hb): Add decoder for mip32r2/mips64r2
450 jumps with hazard barrier.
452 2007-02-19 Thiemo Seufer <ths@mips.com>
453 Nigel Stephens <nigel@mips.com>
455 * interp.c (sim_monitor): Flush stdout and stderr file descriptors
456 after each call to sim_io_write.
458 2007-02-19 Thiemo Seufer <ths@mips.com>
459 Nigel Stephens <nigel@mips.com>
461 * interp.c (ColdReset): Set CP0 Config0 to reflect the address size
462 supported by this simulator.
463 (decode_coproc): Recognise additional CP0 Config registers
466 2007-02-19 Thiemo Seufer <ths@mips.com>
467 Nigel Stephens <nigel@mips.com>
468 David Ung <davidu@mips.com>
470 * cp1.c (value_fpr): Don't inherit existing FPR_STATE for
471 uninterpreted formats. If fmt is one of the uninterpreted types
472 don't update the FPR_STATE. Handle fmt_uninterpreted_32 like
473 fmt_word, and fmt_uninterpreted_64 like fmt_long.
474 (store_fpr): When writing an invalid odd register, set the
475 matching even register to fmt_unknown, not the following register.
476 * interp.c (sim_open): If STATE_MEM_SIZE isn't set then set it to
477 the the memory window at offset 0 set by --memory-size command
479 (sim_store_register): Handle storing 4 bytes to an 8 byte floating
481 (sim_fetch_register): Likewise for reading 4 bytes from an 8 byte
483 (sim_monitor): When returning the memory size to the MIPS
484 application, use the value in STATE_MEM_SIZE, not an arbitrary
486 (cop_lw): Don' mess around with FPR_STATE, just pass
487 fmt_uninterpreted_32 to StoreFPR.
489 (cop_ld): Pass fmt_uninterpreted_64 not fmt_uninterpreted.
491 * mips.igen (not_word_value): Single version for mips32, mips64
494 2007-02-19 Thiemo Seufer <ths@mips.com>
495 Nigel Stephens <nigel@mips.com>
497 * interp.c (MEM_SIZE): Increase default memory size from 2 to 8
500 2007-02-17 Thiemo Seufer <ths@mips.com>
502 * configure.ac (mips*-sde-elf*): Move in front of generic machine
504 * configure: Regenerate.
506 2007-02-17 Thiemo Seufer <ths@mips.com>
508 * configure.ac (mips*-sde-elf*, mipsisa32r2*-*-*, mipsisa64r2*-*-*):
509 Add mdmx to sim_igen_machine.
510 (mipsisa64*-*-*): Likewise. Remove dsp.
511 (mipsisa32*-*-*): Remove dsp.
512 * configure: Regenerate.
514 2007-02-13 Thiemo Seufer <ths@mips.com>
516 * configure.ac: Add mips*-sde-elf* target.
517 * configure: Regenerate.
519 2006-12-21 Hans-Peter Nilsson <hp@axis.com>
521 * acconfig.h: Remove.
522 * config.in, configure: Regenerate.
524 2006-11-07 Thiemo Seufer <ths@mips.com>
526 * dsp.igen (do_w_op): Fix compiler warning.
528 2006-08-29 Thiemo Seufer <ths@mips.com>
529 David Ung <davidu@mips.com>
531 * configure.ac (mipsisa32r2*-*-*, mipsisa32*-*-*): Add smartmips to
533 * configure: Regenerate.
534 * mips.igen (model): Add smartmips.
535 (MADDU): Increment ACX if carry.
536 (do_mult): Clear ACX.
537 (ROR,RORV): Add smartmips.
538 (include): Include smartmips.igen.
539 * sim-main.h (ACX): Set to REGISTERS[89].
540 * smartmips.igen: New file.
542 2006-08-29 Thiemo Seufer <ths@mips.com>
543 David Ung <davidu@mips.com>
545 * Makefile.in (IGEN_INCLUDE): Add missing includes for m16e.igen and
546 mips3264r2.igen. Add missing dependency rules.
547 * m16e.igen: Support for mips16e save/restore instructions.
549 2006-06-13 Richard Earnshaw <rearnsha@arm.com>
551 * configure: Regenerated.
553 2006-06-05 Daniel Jacobowitz <dan@codesourcery.com>
555 * configure: Regenerated.
557 2006-05-31 Daniel Jacobowitz <dan@codesourcery.com>
559 * configure: Regenerated.
561 2006-05-15 Chao-ying Fu <fu@mips.com>
563 * dsp.igen (do_ph_shift, do_w_shra): Fix bugs for rounding instructions.
565 2006-04-18 Nick Clifton <nickc@redhat.com>
567 * dv-tx3904tmr.c (deliver_tx3904tmr_tick): Add missing break
570 2006-03-29 Hans-Peter Nilsson <hp@axis.com>
572 * configure: Regenerate.
574 2005-12-14 Chao-ying Fu <fu@mips.com>
576 * Makefile.in (SIM_OBJS): Add dsp.o.
577 (dsp.o): New dependency.
578 (IGEN_INCLUDE): Add dsp.igen.
579 * configure.ac (mipsisa32r2*-*-*, mipsisa32*-*-*, mipsisa64r2*-*-*,
580 mipsisa64*-*-*): Add dsp to sim_igen_machine.
581 * configure: Regenerate.
582 * mips.igen: Add dsp model and include dsp.igen.
583 (MFHI, MFLO, MTHI, MTLO): Remove mips32, mips32r2, mips64, mips64r2,
584 because these instructions are extended in DSP ASE.
585 * sim-main.h (LAST_EMBED_REGNUM): Change from 89 to 96 because of
586 adding 6 DSP accumulator registers and 1 DSP control register.
587 (AC0LOIDX, AC0HIIDX, AC1LOIDX, AC1HIIDX, AC2LOIDX, AC2HIIDX, AC3LOIDX,
588 AC3HIIDX, DSPLO, DSPHI, DSPCRIDX, DSPCR, DSPCR_POS_SHIFT,
589 DSPCR_POS_MASK, DSPCR_POS_SMASK, DSPCR_SCOUNT_SHIFT, DSPCR_SCOUNT_MASK,
590 DSPCR_SCOUNT_SMASK, DSPCR_CARRY_SHIFT, DSPCR_CARRY_MASK,
591 DSPCR_CARRY_SMASK, DSPCR_CARRY, DSPCR_EFI_SHIFT, DSPCR_EFI_MASK,
592 DSPCR_EFI_SMASK, DSPCR_EFI, DSPCR_OUFLAG_SHIFT, DSPCR_OUFLAG_MASK,
593 DSPCR_OUFLAG_SMASK, DSPCR_OUFLAG4, DSPCR_OUFLAG5, DSPCR_OUFLAG6,
594 DSPCR_OUFLAG7, DSPCR_CCOND_SHIFT, DSPCR_CCOND_MASK,
595 DSPCR_CCOND_SMASK): New define.
596 (DSPLO_REGNUM, DSPHI_REGNUM): New array for DSP accumulators.
597 * dsp.c, dsp.igen: New files for MIPS DSP ASE.
599 2005-07-08 Ian Lance Taylor <ian@airs.com>
601 * tconfig.in (SIM_QUIET_NAN_NEGATED): Define.
603 2005-06-16 David Ung <davidu@mips.com>
604 Nigel Stephens <nigel@mips.com>
606 * mips.igen: New mips16e model and include m16e.igen.
607 (check_u64): Add mips16e tag.
608 * m16e.igen: New file for MIPS16e instructions.
609 * configure.ac (mipsisa32*-*-*, mipsisa32r2*-*-*, mipsisa64*-*-*,
610 mipsisa64r2*-*-*): Change sim_gen to M16, add mips16 and mips16e
612 * configure: Regenerate.
614 2005-05-26 David Ung <davidu@mips.com>
616 * mips.igen (mips32r2, mips64r2): New ISA models. Add new model
617 tags to all instructions which are applicable to the new ISAs.
618 (do_ror, do_dror, ROR, RORV, DROR, DROR32, DRORV): Add, moved from
620 * mips3264r2.igen: New file for MIPS 32/64 revision 2 specific
622 * vr.igen (do_ror, do_dror, ROR, RORV, DROR, DROR32, DRORV): Move
624 * configure.ac (mipsisa32r2*-*-*, mipsisa64r2*-*-*): Add new targets.
625 * configure: Regenerate.
627 2005-03-23 Mark Kettenis <kettenis@gnu.org>
629 * configure: Regenerate.
631 2005-01-14 Andrew Cagney <cagney@gnu.org>
633 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
634 explicit call to AC_CONFIG_HEADER.
635 * configure: Regenerate.
637 2005-01-12 Andrew Cagney <cagney@gnu.org>
639 * configure.ac: Update to use ../common/common.m4.
640 * configure: Re-generate.
642 2005-01-11 Andrew Cagney <cagney@localhost.localdomain>
644 * configure: Regenerated to track ../common/aclocal.m4 changes.
646 2005-01-07 Andrew Cagney <cagney@gnu.org>
648 * configure.ac: Rename configure.in, require autoconf 2.59.
649 * configure: Re-generate.
651 2004-12-08 Hans-Peter Nilsson <hp@axis.com>
653 * configure: Regenerate for ../common/aclocal.m4 update.
655 2004-09-24 Monika Chaddha <monika@acmet.com>
657 Committed by Andrew Cagney.
658 * m16.igen (CMP, CMPI): Fix assembler.
660 2004-08-18 Chris Demetriou <cgd@broadcom.com>
662 * configure.in (mipsisa64sb1*-*-*): Add mips3d to sim_igen_machine.
663 * configure: Regenerate.
665 2004-06-25 Chris Demetriou <cgd@broadcom.com>
667 * configure.in (sim_m16_machine): Include mipsIII.
668 * configure: Regenerate.
670 2004-05-11 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
672 * mips/interp.c (decode_coproc): Sign-extend the address retrieved
674 * mips/sim-main.h (COP0_BADVADDR): Remove a cast.
676 2004-04-10 Chris Demetriou <cgd@broadcom.com>
678 * sb1.igen (DIV.PS, RECIP.PS, RSQRT.PS, SQRT.PS): New.
680 2004-04-09 Chris Demetriou <cgd@broadcom.com>
682 * mips.igen (check_fmt): Remove.
683 (ABS.fmt, ADD.fmt, C.cond.fmta, C.cond.fmtb, CEIL.L.fmt, CEIL.W)
684 (CVT.D.fmt, CVT.L.fmt, CVT.S.fmt, CVT.W.fmt, DIV.fmt, FLOOR.L.fmt)
685 (FLOOR.W.fmt, MADD.fmt, MOV.fmt, MOVtf.fmt, MOVN.fmt, MOVZ.fmt)
686 (MSUB.fmt, MUL.fmt, NEG.fmt, NMADD.fmt, NMSUB.fmt, RECIP.fmt)
687 (ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt, SQRT.fmt, SUB.fmt)
688 (TRUNC.L.fmt, TRUNC.W): Explicitly specify allowed FPU formats.
689 (check_fmt_p, CEIL.L.fmt, CEIL.W, DIV.fmt, FLOOR.L.fmt)
690 (FLOOR.W.fmt, RECIP.fmt, ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt)
691 (SQRT.fmt, TRUNC.L.fmt, TRUNC.W): Remove all uses of check_fmt.
692 (C.cnd.fmta): Remove incorrect call to check_fmt_p.
694 2004-04-09 Chris Demetriou <cgd@broadcom.com>
696 * sb1.igen (check_sbx): New function.
697 (PABSDIFF.fmt, PABSDIFC.fmt, PAVG.fmt): Use check_sbx.
699 2004-03-29 Chris Demetriou <cgd@broadcom.com>
700 Richard Sandiford <rsandifo@redhat.com>
702 * sim-main.h (MIPS_MACH_HAS_MT_HILO_HAZARD)
703 (MIPS_MACH_HAS_MULT_HILO_HAZARD, MIPS_MACH_HAS_DIV_HILO_HAZARD): New.
704 * mips.igen (check_mt_hilo, check_mult_hilo, check_div_hilo): Provide
705 separate implementations for mipsIV and mipsV. Use new macros to
706 determine whether the restrictions apply.
708 2004-01-19 Chris Demetriou <cgd@broadcom.com>
710 * mips.igen (check_mf_cycles, check_mt_hilo, check_mf_hilo)
711 (check_mult_hilo): Improve comments.
712 (check_div_hilo): Likewise. Also, fork off a new version
713 to handle mips32/mips64 (since there are no hazards to check
716 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
718 * mips.igen (do_dmultx): Fix check for negative operands.
720 2003-05-16 Ian Lance Taylor <ian@airs.com>
722 * Makefile.in (SHELL): Make sure this is defined.
723 (various): Use $(SHELL) whenever we invoke move-if-change.
725 2003-05-03 Chris Demetriou <cgd@broadcom.com>
727 * cp1.c: Tweak attribution slightly.
730 * mdmx.igen: Likewise.
731 * mips3d.igen: Likewise.
732 * sb1.igen: Likewise.
734 2003-04-15 Richard Sandiford <rsandifo@redhat.com>
736 * vr.igen (do_vr_mul_op): Zero-extend the low 32 bits of
739 2003-02-27 Andrew Cagney <cagney@redhat.com>
741 * interp.c (sim_open): Rename _bfd to bfd.
742 (sim_create_inferior): Ditto.
744 2003-01-14 Chris Demetriou <cgd@broadcom.com>
746 * mips.igen (LUXC1, SUXC1): New, for mipsV and mips64.
748 2003-01-14 Chris Demetriou <cgd@broadcom.com>
750 * mips.igen (EI, DI): Remove.
752 2003-01-05 Richard Sandiford <rsandifo@redhat.com>
754 * Makefile.in (tmp-run-multi): Fix mips16 filter.
756 2003-01-04 Richard Sandiford <rsandifo@redhat.com>
757 Andrew Cagney <ac131313@redhat.com>
758 Gavin Romig-Koch <gavin@redhat.com>
759 Graydon Hoare <graydon@redhat.com>
760 Aldy Hernandez <aldyh@redhat.com>
761 Dave Brolley <brolley@redhat.com>
762 Chris Demetriou <cgd@broadcom.com>
764 * configure.in (mips64vr*): Define TARGET_ENABLE_FR to 1.
765 (sim_mach_default): New variable.
766 (mips64vr-*-*, mips64vrel-*-*): New configurations.
767 Add a new simulator generator, MULTI.
768 * configure: Regenerate.
769 * Makefile.in (SIM_MULTI_OBJ, SIM_EXTRA_DISTCLEAN): New variables.
770 (multi-run.o): New dependency.
771 (SIM_MULTI_ALL, SIM_MULTI_IGEN_CONFIGS): New variables.
772 (tmp-mach-multi, tmp-itable-multi, tmp-run-multi): New rules.
773 (tmp-multi): Combine them.
774 (BUILT_SRC_FROM_MULTI): New variable. Depend on tmp-multi.
775 (clean-extra): Remove sources in BUILT_SRC_FROM_MULTI.
776 (distclean-extra): New rule.
777 * sim-main.h: Include bfd.h.
778 (MIPS_MACH): New macro.
779 * mips.igen (vr4120, vr5400, vr5500): New models.
780 (clo, clz, dclo, dclz, madd, maddu, msub, msub, mul): Add *vr5500.
781 * vr.igen: Replace with new version.
783 2003-01-04 Chris Demetriou <cgd@broadcom.com>
785 * configure.in: Use SIM_AC_OPTION_RESERVED_BITS(1).
786 * configure: Regenerate.
788 2002-12-31 Chris Demetriou <cgd@broadcom.com>
790 * sim-main.h (check_branch_bug, mark_branch_bug): Remove.
791 * mips.igen: Remove all invocations of check_branch_bug and
794 2002-12-16 Chris Demetriou <cgd@broadcom.com>
796 * tconfig.in: Include "gdb/callback.h" and "gdb/remote-sim.h".
798 2002-07-30 Chris Demetriou <cgd@broadcom.com>
800 * mips.igen (do_load_double, do_store_double): New functions.
801 (LDC1, SDC1): Rename to...
802 (LDC1b, SDC1b): respectively.
803 (LDC1a, SDC1a): New instructions for MIPS II and MIPS32 support.
805 2002-07-29 Michael Snyder <msnyder@redhat.com>
807 * cp1.c (fp_recip2): Modify initialization expression so that
808 GCC will recognize it as constant.
810 2002-06-18 Chris Demetriou <cgd@broadcom.com>
812 * mdmx.c (SD_): Delete.
813 (Unpredictable): Re-define, for now, to directly invoke
814 unpredictable_action().
815 (mdmx_acc_op): Fix error in .ob immediate handling.
817 2002-06-18 Andrew Cagney <cagney@redhat.com>
819 * interp.c (sim_firmware_command): Initialize `address'.
821 2002-06-16 Andrew Cagney <ac131313@redhat.com>
823 * configure: Regenerated to track ../common/aclocal.m4 changes.
825 2002-06-14 Chris Demetriou <cgd@broadcom.com>
826 Ed Satterthwaite <ehs@broadcom.com>
828 * mips3d.igen: New file which contains MIPS-3D ASE instructions.
829 * Makefile.in (IGEN_INCLUDE): Add mips3d.igen.
830 * mips.igen: Include mips3d.igen.
831 (mips3d): New model name for MIPS-3D ASE instructions.
832 (CVT.W.fmt): Don't use this instruction for word (source) format
834 * cp1.c (fp_binary_r, fp_add_r, fp_mul_r, fpu_inv1, fpu_inv1_32)
835 (fpu_inv1_64, fp_recip1, fp_recip2, fpu_inv_sqrt1, fpu_inv_sqrt1_32)
836 (fpu_inv_sqrt1_64, fp_rsqrt1, fp_rsqrt2): New functions.
837 (NR_FRAC_GUARD, IMPLICIT_1): New macros.
838 * sim-main.h (fmt_pw, CompareAbs, AddR, MultiplyR, Recip1, Recip2)
839 (RSquareRoot1, RSquareRoot2): New macros.
840 (fp_add_r, fp_mul_r, fp_recip1, fp_recip2, fp_rsqrt1)
841 (fp_rsqrt2): New functions.
842 * configure.in: Add MIPS-3D support to mipsisa64 simulator.
843 * configure: Regenerate.
845 2002-06-13 Chris Demetriou <cgd@broadcom.com>
846 Ed Satterthwaite <ehs@broadcom.com>
848 * cp1.c (FP_PS_upper, FP_PS_lower, FP_PS_cat, FPQNaN_PS): New macros.
849 (value_fpr, store_fpr, fp_cmp, fp_unary, fp_binary, fp_mac)
850 (fp_inv_sqrt, fpu_format_name): Add paired-single support.
851 (convert): Note that this function is not used for paired-single
853 (ps_lower, ps_upper, pack_ps, convert_ps): New functions.
854 * mips.igen (FMT, MOVtf.fmt): Add paired-single support.
855 (check_fmt_p): Enable paired-single support.
856 (ALNV.PS, CVT.PS.S, CVT.S.PL, CVT.S.PU, PLL.PS, PLU.PS, PUL.PS)
857 (PUU.PS): New instructions.
858 (CVT.S.fmt): Don't use this instruction for paired-single format
860 * sim-main.h (FP_formats): New value 'fmt_ps.'
861 (ps_lower, ps_upper, pack_ps, convert_ps): New prototypes.
862 (PSLower, PSUpper, PackPS, ConvertPS): New macros.
864 2002-06-12 Chris Demetriou <cgd@broadcom.com>
866 * mips.igen: Fix formatting of function calls in
869 2002-06-12 Chris Demetriou <cgd@broadcom.com>
871 * mips.igen (MOVN, MOVZ): Trace result.
872 (TNEI): Print "tnei" as the opcode name in traces.
873 (CEIL.W): Add disassembly string for traces.
874 (RSQRT.fmt): Make location of disassembly string consistent
875 with other instructions.
877 2002-06-12 Chris Demetriou <cgd@broadcom.com>
879 * mips.igen (X): Delete unused function.
881 2002-06-08 Andrew Cagney <cagney@redhat.com>
883 * interp.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
885 2002-06-07 Chris Demetriou <cgd@broadcom.com>
886 Ed Satterthwaite <ehs@broadcom.com>
888 * cp1.c (inner_mac, fp_mac, inner_rsqrt, fp_inv_sqrt)
889 (fp_rsqrt, fp_madd, fp_msub, fp_nmadd, fp_nmsub): New functions.
890 * sim-main.h (fp_rsqrt, fp_madd, fp_msub, fp_nmadd)
891 (fp_nmsub): New prototypes.
892 (RSquareRoot, MultiplyAdd, MultiplySub, NegMultiplyAdd)
893 (NegMultiplySub): New defines.
894 * mips.igen (RSQRT.fmt): Use RSquareRoot().
895 (MADD.D, MADD.S): Replace with...
896 (MADD.fmt): New instruction.
897 (MSUB.D, MSUB.S): Replace with...
898 (MSUB.fmt): New instruction.
899 (NMADD.D, NMADD.S): Replace with...
900 (NMADD.fmt): New instruction.
901 (NMSUB.D, MSUB.S): Replace with...
902 (NMSUB.fmt): New instruction.
904 2002-06-07 Chris Demetriou <cgd@broadcom.com>
905 Ed Satterthwaite <ehs@broadcom.com>
907 * cp1.c: Fix more comment spelling and formatting.
908 (value_fcr, store_fcr): Use fenr_FS rather than hard-coding value.
909 (denorm_mode): New function.
910 (fpu_unary, fpu_binary): Round results after operation, collect
911 status from rounding operations, and update the FCSR.
912 (convert): Collect status from integer conversions and rounding
913 operations, and update the FCSR. Adjust NaN values that result
914 from conversions. Convert to use sim_io_eprintf rather than
915 fprintf, and remove some debugging code.
916 * cp1.h (fenr_FS): New define.
918 2002-06-07 Chris Demetriou <cgd@broadcom.com>
920 * cp1.c (convert): Remove unusable debugging code, and move MIPS
921 rounding mode to sim FP rounding mode flag conversion code into...
922 (rounding_mode): New function.
924 2002-06-07 Chris Demetriou <cgd@broadcom.com>
926 * cp1.c: Clean up formatting of a few comments.
927 (value_fpr): Reformat switch statement.
929 2002-06-06 Chris Demetriou <cgd@broadcom.com>
930 Ed Satterthwaite <ehs@broadcom.com>
933 * sim-main.h: Include cp1.h.
934 (SETFCC, GETFCC, IR, UF, OF, DX, IO, UO, FP_FLAGS, FP_ENABLE)
935 (FP_CAUSE, GETFS, FP_RM_NEAREST, FP_RM_TOZERO, FP_RM_TOPINF)
936 (FP_RM_TOMINF, GETRM): Remove. Moved to cp1.h.
937 (FP_FS, FP_MASK_RM, FP_SH_RM, Nan, Less, Equal): Remove.
938 (value_fcr, store_fcr, test_fcsr, fp_cmp): New prototypes.
939 (ValueFCR, StoreFCR, TestFCSR, Compare): New macros.
940 * cp1.c: Don't include sim-fpu.h; already included by
941 sim-main.h. Clean up formatting of some comments.
942 (NaN, Equal, Less): Remove.
943 (test_fcsr, value_fcr, store_fcr, update_fcsr, fp_test)
944 (fp_cmp): New functions.
945 * mips.igen (do_c_cond_fmt): Remove.
946 (C.cond.fmta, C.cond.fmtb): Replace uses of do_c_cond_fmt_a with
947 Compare. Add result tracing.
948 (CxC1): Remove, replace with...
949 (CFC1a, CFC1b, CFC1c, CTC1a, CTC1b, CTC1c): New instructions.
950 (DMxC1): Remove, replace with...
951 (DMFC1a, DMFC1b, DMTC1a, DMTC1b): New instructions.
952 (MxC1): Remove, replace with...
953 (MFC1a, MFC1b, MTC1a, MTC1b): New instructions.
955 2002-06-04 Chris Demetriou <cgd@broadcom.com>
957 * sim-main.h (FGRIDX): Remove, replace all uses with...
958 (FGR_BASE): New macro.
959 (FP0_REGNUM, FCRCS_REGNUM, FCRIR_REGNUM): New macros.
960 (_sim_cpu): Move 'fgr' member to be right before 'fpr_state' member.
961 (NR_FGR, FGR): Likewise.
962 * interp.c: Replace all uses of FGRIDX with FGR_BASE.
963 * mips.igen: Likewise.
965 2002-06-04 Chris Demetriou <cgd@broadcom.com>
967 * cp1.c: Add an FSF Copyright notice to this file.
969 2002-06-04 Chris Demetriou <cgd@broadcom.com>
970 Ed Satterthwaite <ehs@broadcom.com>
972 * cp1.c (Infinity): Remove.
973 * sim-main.h (Infinity): Likewise.
975 * cp1.c (fp_unary, fp_binary): New functions.
976 (fp_abs, fp_neg, fp_add, fp_sub, fp_mul, fp_div, fp_recip)
977 (fp_sqrt): New functions, implemented in terms of the above.
978 (AbsoluteValue, Negate, Add, Sub, Multiply, Divide)
979 (Recip, SquareRoot): Remove (replaced by functions above).
980 * sim-main.h (fp_abs, fp_neg, fp_add, fp_sub, fp_mul, fp_div)
981 (fp_recip, fp_sqrt): New prototypes.
982 (AbsoluteValue, Negate, Add, Sub, Multiply, Divide)
983 (Recip, SquareRoot): Replace prototypes with #defines which
984 invoke the functions above.
986 2002-06-03 Chris Demetriou <cgd@broadcom.com>
988 * sim-main.h (Nan, Infinity, Less, Equal, AbsoluteValue, Negate)
989 (Add, Sub, Multiply, Divide, Recip, SquareRoot): Move lower in
990 file, remove PARAMS from prototypes.
991 (value_fpr, store_fpr, convert): Likewise. Use SIM_STATE to provide
992 simulator state arguments.
993 (ValueFPR, StoreFPR, Convert): Move lower in file. Use SIM_ARGS to
994 pass simulator state arguments.
995 * cp1.c (SD): Redefine as CPU_STATE(cpu).
996 (store_fpr, convert): Remove 'sd' argument.
997 (value_fpr): Likewise. Convert to use 'SD' instead.
999 2002-06-03 Chris Demetriou <cgd@broadcom.com>
1001 * cp1.c (Min, Max): Remove #if 0'd functions.
1002 * sim-main.h (Min, Max): Remove.
1004 2002-06-03 Chris Demetriou <cgd@broadcom.com>
1006 * cp1.c: fix formatting of switch case and default labels.
1007 * interp.c: Likewise.
1008 * sim-main.c: Likewise.
1010 2002-06-03 Chris Demetriou <cgd@broadcom.com>
1012 * cp1.c: Clean up comments which describe FP formats.
1013 (FPQNaN_DOUBLE, FPQNaN_LONG): Generate using UNSIGNED64.
1015 2002-06-03 Chris Demetriou <cgd@broadcom.com>
1016 Ed Satterthwaite <ehs@broadcom.com>
1018 * configure.in (mipsisa64sb1*-*-*): New target for supporting
1019 Broadcom SiByte SB-1 processor configurations.
1020 * configure: Regenerate.
1021 * sb1.igen: New file.
1022 * mips.igen: Include sb1.igen.
1024 * Makefile.in (IGEN_INCLUDE): Add sb1.igen.
1025 * mdmx.igen: Add "sb1" model to all appropriate functions and
1027 * mdmx.c (AbsDiffOB, AvgOB, AccAbsDiffOB): New functions.
1028 (ob_func, ob_acc): Reference the above.
1029 (qh_acc): Adjust to keep the same size as ob_acc.
1030 * sim-main.h (status_SBX, MX_VECT_ABSD, MX_VECT_AVG, MX_AbsDiff)
1031 (MX_Avg, MX_VECT_ABSDA, MX_AbsDiffC): New macros.
1033 2002-06-03 Chris Demetriou <cgd@broadcom.com>
1035 * Makefile.in (IGEN_INCLUDE): Add mdmx.igen.
1037 2002-06-02 Chris Demetriou <cgd@broadcom.com>
1038 Ed Satterthwaite <ehs@broadcom.com>
1040 * mips.igen (mdmx): New (pseudo-)model.
1041 * mdmx.c, mdmx.igen: New files.
1042 * Makefile.in (SIM_OBJS): Add mdmx.o.
1043 * sim-main.h (MDMX_accumulator, MX_fmtsel, signed24, signed48):
1045 (ACC, MX_Add, MX_AddA, MX_AddL, MX_And, MX_C_EQ, MX_C_LT, MX_Comp)
1046 (MX_FMT_OB, MX_FMT_QH, MX_Max, MX_Min, MX_Msgn, MX_Mul, MX_MulA)
1047 (MX_MulL, MX_MulS, MX_MulSL, MX_Nor, MX_Or, MX_Pick, MX_RAC)
1048 (MX_RAC_H, MX_RAC_L, MX_RAC_M, MX_RNAS, MX_RNAU, MX_RND_AS)
1049 (MX_RND_AU, MX_RND_ES, MX_RND_EU, MX_RND_ZS, MX_RND_ZU, MX_RNES)
1050 (MX_RNEU, MX_RZS, MX_RZU, MX_SHFL, MX_ShiftLeftLogical)
1051 (MX_ShiftRightArith, MX_ShiftRightLogical, MX_Sub, MX_SubA, MX_SubL)
1052 (MX_VECT_ADD, MX_VECT_ADDA, MX_VECT_ADDL, MX_VECT_AND)
1053 (MX_VECT_MAX, MX_VECT_MIN, MX_VECT_MSGN, MX_VECT_MUL, MX_VECT_MULA)
1054 (MX_VECT_MULL, MX_VECT_MULS, MX_VECT_MULSL, MX_VECT_NOR)
1055 (MX_VECT_OR, MX_VECT_SLL, MX_VECT_SRA, MX_VECT_SRL, MX_VECT_SUB)
1056 (MX_VECT_SUBA, MX_VECT_SUBL, MX_VECT_XOR, MX_WACH, MX_WACL, MX_Xor)
1057 (SIM_ARGS, SIM_STATE, UnpredictableResult, fmt_mdmx, ob_fmtsel)
1058 (qh_fmtsel): New macros.
1059 (_sim_cpu): New member "acc".
1060 (mdmx_acc_op, mdmx_cc_op, mdmx_cpr_op, mdmx_pick_op, mdmx_rac_op)
1061 (mdmx_round_op, mdmx_shuffle, mdmx_wach, mdmx_wacl): New functions.
1063 2002-05-01 Chris Demetriou <cgd@broadcom.com>
1065 * interp.c: Use 'deprecated' rather than 'depreciated.'
1066 * sim-main.h: Likewise.
1068 2002-05-01 Chris Demetriou <cgd@broadcom.com>
1070 * cp1.c (store_fpr): Remove #ifdef'd out call to UndefinedResult
1071 which wouldn't compile anyway.
1072 * sim-main.h (unpredictable_action): New function prototype.
1073 (Unpredictable): Define to call igen function unpredictable().
1074 (NotWordValue): New macro to call igen function not_word_value().
1075 (UndefinedResult): Remove.
1076 * interp.c (undefined_result): Remove.
1077 (unpredictable_action): New function.
1078 * mips.igen (not_word_value, unpredictable): New functions.
1079 (ADD, ADDI, do_addiu, do_addu, BGEZAL, BGEZALL, BLTZAL, BLTZALL)
1080 (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, do_mult, do_multu)
1081 (do_sra, do_srav, do_srl, do_srlv, SUB, do_subu): Invoke
1082 NotWordValue() to check for unpredictable inputs, then
1083 Unpredictable() to handle them.
1085 2002-02-24 Chris Demetriou <cgd@broadcom.com>
1087 * mips.igen: Fix formatting of calls to Unpredictable().
1089 2002-04-20 Andrew Cagney <ac131313@redhat.com>
1091 * interp.c (sim_open): Revert previous change.
1093 2002-04-18 Alexandre Oliva <aoliva@redhat.com>
1095 * interp.c (sim_open): Disable chunk of code that wrote code in
1096 vector table entries.
1098 2002-03-19 Chris Demetriou <cgd@broadcom.com>
1100 * cp1.c (FP_S_s, FP_D_s, FP_S_be, FP_D_be, FP_S_e, FP_D_e, FP_S_f)
1101 (FP_D_f, FP_S_fb, FP_D_fb, FPINF_SINGLE, FPINF_DOUBLE): Remove
1104 2002-03-19 Chris Demetriou <cgd@broadcom.com>
1106 * cp1.c: Fix many formatting issues.
1108 2002-03-19 Chris G. Demetriou <cgd@broadcom.com>
1110 * cp1.c (fpu_format_name): New function to replace...
1111 (DOFMT): This. Delete, and update all callers.
1112 (fpu_rounding_mode_name): New function to replace...
1113 (RMMODE): This. Delete, and update all callers.
1115 2002-03-19 Chris G. Demetriou <cgd@broadcom.com>
1117 * interp.c: Move FPU support routines from here to...
1118 * cp1.c: Here. New file.
1119 * Makefile.in (SIM_OBJS): Add cp1.o to object list.
1120 (cp1.o): New target.
1122 2002-03-12 Chris Demetriou <cgd@broadcom.com>
1124 * configure.in (mipsisa32*-*-*, mipsisa64*-*-*): New targets.
1125 * mips.igen (mips32, mips64): New models, add to all instructions
1126 and functions as appropriate.
1127 (loadstore_ea, check_u64): New variant for model mips64.
1128 (check_fmt_p): New variant for models mipsV and mips64, remove
1129 mipsV model marking fro other variant.
1132 (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, SLLb): New instructions
1133 for mips32 and mips64.
1134 (DCLO, DCLZ): New instructions for mips64.
1136 2002-03-07 Chris Demetriou <cgd@broadcom.com>
1138 * mips.igen (BREAK, LUI, ORI, SYSCALL, XORI): Print
1139 immediate or code as a hex value with the "%#lx" format.
1140 (ANDI): Likewise, and fix printed instruction name.
1142 2002-03-05 Chris Demetriou <cgd@broadcom.com>
1144 * sim-main.h (UndefinedResult, Unpredictable): New macros
1145 which currently do nothing.
1147 2002-03-05 Chris Demetriou <cgd@broadcom.com>
1149 * sim-main.h (status_UX, status_SX, status_KX, status_TS)
1150 (status_PX, status_MX, status_CU0, status_CU1, status_CU2)
1151 (status_CU3): New definitions.
1153 * sim-main.h (ExceptionCause): Add new values for MIPS32
1154 and MIPS64: MDMX, MCheck, CacheErr. Update comments
1155 for DebugBreakPoint and NMIReset to note their status in
1157 (SignalExceptionMDMX, SignalExceptionWatch, SignalExceptionMCheck)
1158 (SignalExceptionCacheErr): New exception macros.
1160 2002-03-05 Chris Demetriou <cgd@broadcom.com>
1162 * mips.igen (check_fpu): Enable check for coprocessor 1 usability.
1163 * sim-main.h (COP_Usable): Define, but for now coprocessor 1
1165 (SignalExceptionCoProcessorUnusable): Take as argument the
1166 unusable coprocessor number.
1168 2002-03-05 Chris Demetriou <cgd@broadcom.com>
1170 * mips.igen: Fix formatting of all SignalException calls.
1172 2002-03-05 Chris Demetriou <cgd@broadcom.com>
1174 * sim-main.h (SIGNEXTEND): Remove.
1176 2002-03-04 Chris Demetriou <cgd@broadcom.com>
1178 * mips.igen: Remove gencode comment from top of file, fix
1179 spelling in another comment.
1181 2002-03-04 Chris Demetriou <cgd@broadcom.com>
1183 * mips.igen (check_fmt, check_fmt_p): New functions to check
1184 whether specific floating point formats are usable.
1185 (ABS.fmt, ADD.fmt, CEIL.L.fmt, CEIL.W, DIV.fmt, FLOOR.L.fmt)
1186 (FLOOR.W.fmt, MOV.fmt, MUL.fmt, NEG.fmt, RECIP.fmt, ROUND.L.fmt)
1187 (ROUND.W.fmt, RSQRT.fmt, SQRT.fmt, SUB.fmt, TRUNC.L.fmt, TRUNC.W):
1188 Use the new functions.
1189 (do_c_cond_fmt): Remove format checks...
1190 (C.cond.fmta, C.cond.fmtb): And move them into all callers.
1192 2002-03-03 Chris Demetriou <cgd@broadcom.com>
1194 * mips.igen: Fix formatting of check_fpu calls.
1196 2002-03-03 Chris Demetriou <cgd@broadcom.com>
1198 * mips.igen (FLOOR.L.fmt): Store correct destination register.
1200 2002-03-03 Chris Demetriou <cgd@broadcom.com>
1202 * mips.igen: Remove whitespace at end of lines.
1204 2002-03-02 Chris Demetriou <cgd@broadcom.com>
1206 * mips.igen (loadstore_ea): New function to do effective
1207 address calculations.
1208 (do_load, do_load_left, do_load_right, LL, LDD, PREF, do_store,
1209 do_store_left, do_store_right, SC, SCD, PREFX, SWC1, SWXC1,
1210 CACHE): Use loadstore_ea to do effective address computations.
1212 2002-03-02 Chris Demetriou <cgd@broadcom.com>
1214 * interp.c (load_word): Use EXTEND32 rather than SIGNEXTEND.
1215 * mips.igen (LL, CxC1, MxC1): Likewise.
1217 2002-03-02 Chris Demetriou <cgd@broadcom.com>
1219 * mips.igen (LL, LLD, PREF, SC, SCD, ABS.fmt, ADD.fmt, CEIL.L.fmt,
1220 CEIL.W, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt, CVT.W.fmt, DIV.fmt,
1221 FLOOR.L.fmt, FLOOR.W.fmt, MADD.D, MADD.S, MOV.fmt, MOVtf.fmt,
1222 MSUB.D, MSUB.S, MUL.fmt, NEG.fmt, NMADD.D, NMADD.S, NMSUB.D,
1223 NMSUB.S, PREFX, RECIP.fmt, ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt,
1224 SQRT.fmt, SUB.fmt, SWC1, SWXC1, TRUNC.L.fmt, TRUNC.W, CACHE):
1225 Don't split opcode fields by hand, use the opcode field values
1228 2002-03-01 Chris Demetriou <cgd@broadcom.com>
1230 * mips.igen (do_divu): Fix spacing.
1232 * mips.igen (do_dsllv): Move to be right before DSLLV,
1233 to match the rest of the do_<shift> functions.
1235 2002-03-01 Chris Demetriou <cgd@broadcom.com>
1237 * mips.igen (do_dsll, do_dsllv, DSLL32, do_dsra, DSRA32, do_dsrl,
1238 DSRL32, do_dsrlv): Trace inputs and results.
1240 2002-03-01 Chris Demetriou <cgd@broadcom.com>
1242 * mips.igen (CACHE): Provide instruction-printing string.
1244 * interp.c (signal_exception): Comment tokens after #endif.
1246 2002-02-28 Chris Demetriou <cgd@broadcom.com>
1248 * mips.igen (LWXC1): Mark with filter "64,f", rather than just "32".
1249 (MOVtf, MxC1, MxC1, DMxC1, DMxC1, CxC1, CxC1, SQRT.fmt, MOV.fmt,
1250 NEG.fmt, ROUND.L.fmt, TRUNC.L.fmt, CEIL.L.fmt, FLOOR.L.fmt,
1251 ROUND.W.fmt, TRUNC.W, CEIL.W, FLOOR.W.fmt, RECIP.fmt, RSQRT.fmt,
1252 CVT.S.fmt, CVT.D.fmt, CVT.W.fmt, CVT.L.fmt, MOVtf.fmt, C.cond.fmta,
1253 C.cond.fmtb, SUB.fmt, MUL.fmt, DIV.fmt, MOVZ.fmt, MOVN.fmt, LDXC1,
1254 SWXC1, SDXC1, MSUB.D, MSUB.S, NMADD.S, NMADD.D, NMSUB.S, NMSUB.D,
1255 LWC1, SWC1): Add "f" to filter, since these are FP instructions.
1257 2002-02-28 Chris Demetriou <cgd@broadcom.com>
1259 * mips.igen (DSRA32, DSRAV): Fix order of arguments in
1260 instruction-printing string.
1261 (LWU): Use '64' as the filter flag.
1263 2002-02-28 Chris Demetriou <cgd@broadcom.com>
1265 * mips.igen (SDXC1): Fix instruction-printing string.
1267 2002-02-28 Chris Demetriou <cgd@broadcom.com>
1269 * mips.igen (LDC1, SDC1): Remove mipsI model, and mark with
1270 filter flags "32,f".
1272 2002-02-27 Chris Demetriou <cgd@broadcom.com>
1274 * mips.igen (PREFX): This is a 64-bit instruction, use '64'
1277 2002-02-27 Chris Demetriou <cgd@broadcom.com>
1279 * mips.igen (PREFX): Tweak instruction opcode fields (i.e.,
1280 add a comma) so that it more closely match the MIPS ISA
1281 documentation opcode partitioning.
1282 (PREF): Put useful names on opcode fields, and include
1283 instruction-printing string.
1285 2002-02-27 Chris Demetriou <cgd@broadcom.com>
1287 * mips.igen (check_u64): New function which in the future will
1288 check whether 64-bit instructions are usable and signal an
1289 exception if not. Currently a no-op.
1290 (DADD, DADDI, DADDIU, DADDU, DDIV, DDIVU, DMULT, DMULTU, DSLL,
1291 DSLL32, DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB,
1292 DSUBU, LD, LDL, LDR, LLD, LWU, SCD, SD, SDL, SDR, DMxC1, LDXC1,
1293 LWXC1, SDXC1, SWXC1, DMFC0, DMTC0): Use check_u64.
1295 * mips.igen (check_fpu): New function which in the future will
1296 check whether FPU instructions are usable and signal an exception
1297 if not. Currently a no-op.
1298 (ABS.fmt, ADD.fmt, BC1a, BC1b, C.cond.fmta, C.cond.fmtb,
1299 CEIL.L.fmt, CEIL.W, CxC1, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt,
1300 CVT.W.fmt, DIV.fmt, DMxC1, DMxC1, FLOOR.L.fmt, FLOOR.W.fmt, LDC1,
1301 LDXC1, LWC1, LWXC1, MADD.D, MADD.S, MxC1, MOV.fmt, MOVtf,
1302 MOVtf.fmt, MOVN.fmt, MOVZ.fmt, MSUB.D, MSUB.S, MUL.fmt, NEG.fmt,
1303 NMADD.D, NMADD.S, NMSUB.D, NMSUB.S, RECIP.fmt, ROUND.L.fmt,
1304 ROUND.W.fmt, RSQRT.fmt, SDC1, SDXC1, SQRT.fmt, SUB.fmt, SWC1,
1305 SWXC1, TRUNC.L.fmt, TRUNC.W): Use check_fpu.
1307 2002-02-27 Chris Demetriou <cgd@broadcom.com>
1309 * mips.igen (do_load_left, do_load_right): Move to be immediately
1311 (do_store_left, do_store_right): Move to be immediately following
1314 2002-02-27 Chris Demetriou <cgd@broadcom.com>
1316 * mips.igen (mipsV): New model name. Also, add it to
1317 all instructions and functions where it is appropriate.
1319 2002-02-18 Chris Demetriou <cgd@broadcom.com>
1321 * mips.igen: For all functions and instructions, list model
1322 names that support that instruction one per line.
1324 2002-02-11 Chris Demetriou <cgd@broadcom.com>
1326 * mips.igen: Add some additional comments about supported
1327 models, and about which instructions go where.
1328 (BC1b, MFC0, MTC0, RFE): Sort supported models in the same
1329 order as is used in the rest of the file.
1331 2002-02-11 Chris Demetriou <cgd@broadcom.com>
1333 * mips.igen (ADD, ADDI, DADDI, DSUB, SUB): Add comment
1334 indicating that ALU32_END or ALU64_END are there to check
1336 (DADD): Likewise, but also remove previous comment about
1339 2002-02-10 Chris Demetriou <cgd@broadcom.com>
1341 * mips.igen (DDIV, DIV, DIVU, DMULT, DMULTU, DSLL, DSLL32,
1342 DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB, DSUBU,
1343 JALR, JR, MOVN, MOVZ, MTLO, MULT, MULTU, SLL, SLLV, SLT, SLTU,
1344 SRAV, SRLV, SUB, SUBU, SYNC, XOR, MOVtf, DI, DMFC0, DMTC0, EI,
1345 ERET, RFE, TLBP, TLBR, TLBWI, TLBWR): Tweak instruction opcode
1346 fields (i.e., add and move commas) so that they more closely
1347 match the MIPS ISA documentation opcode partitioning.
1349 2002-02-10 Chris Demetriou <cgd@broadcom.com>
1351 * mips.igen (ADDI): Print immediate value.
1352 (BREAK): Print code.
1353 (DADDIU, DSRAV, DSRLV): Print correct instruction name.
1354 (SLL): Print "nop" specially, and don't run the code
1355 that does the shift for the "nop" case.
1357 2001-11-17 Fred Fish <fnf@redhat.com>
1359 * sim-main.h (float_operation): Move enum declaration outside
1360 of _sim_cpu struct declaration.
1362 2001-04-12 Jim Blandy <jimb@redhat.com>
1364 * mips.igen (CFC1, CTC1): Pass the correct register numbers to
1365 PENDING_FILL. Use PENDING_SCHED directly to handle the pending
1367 * sim-main.h (COCIDX): Remove definition; this isn't supported by
1368 PENDING_FILL, and you can get the intended effect gracefully by
1369 calling PENDING_SCHED directly.
1371 2001-02-23 Ben Elliston <bje@redhat.com>
1373 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Only define if not
1374 already defined elsewhere.
1376 2001-02-19 Ben Elliston <bje@redhat.com>
1378 * sim-main.h (sim_monitor): Return an int.
1379 * interp.c (sim_monitor): Add return values.
1380 (signal_exception): Handle error conditions from sim_monitor.
1382 2001-02-08 Ben Elliston <bje@redhat.com>
1384 * sim-main.c (load_memory): Pass cia to sim_core_read* functions.
1385 (store_memory): Likewise, pass cia to sim_core_write*.
1387 2000-10-19 Frank Ch. Eigler <fche@redhat.com>
1389 On advice from Chris G. Demetriou <cgd@sibyte.com>:
1390 * sim-main.h (GPR_CLEAR): Remove unused alternative macro.
1392 Thu Jul 27 22:02:05 2000 Andrew Cagney <cagney@b1.cygnus.com>
1394 From Maciej W. Rozycki <macro@ds2.pg.gda.pl>:
1395 * Makefile.in: Don't delete *.igen when cleaning directory.
1397 Wed Jul 19 18:50:51 2000 Andrew Cagney <cagney@b1.cygnus.com>
1399 * m16.igen (break): Call SignalException not sim_engine_halt.
1401 Mon Jul 3 11:13:20 2000 Andrew Cagney <cagney@b1.cygnus.com>
1403 From Jason Eckhardt:
1404 * mips.igen (MOVZ.fmt, MOVN.fmt): Move conditional on GPR[RT].
1406 Tue Jun 13 20:52:07 2000 Andrew Cagney <cagney@b1.cygnus.com>
1408 * mips.igen (MxC1, DMxC1): Fix printf formatting.
1410 2000-05-24 Michael Hayes <mhayes@cygnus.com>
1412 * mips.igen (do_dmultx): Fix typo.
1414 Tue May 23 21:39:23 2000 Andrew Cagney <cagney@b1.cygnus.com>
1416 * configure: Regenerated to track ../common/aclocal.m4 changes.
1418 Fri Apr 28 20:48:36 2000 Andrew Cagney <cagney@b1.cygnus.com>
1420 * mips.igen (DMxC1): Fix format arguments for sim_io_eprintf call.
1422 2000-04-12 Frank Ch. Eigler <fche@redhat.com>
1424 * sim-main.h (GPR_CLEAR): Define macro.
1426 Mon Apr 10 00:07:09 2000 Andrew Cagney <cagney@b1.cygnus.com>
1428 * interp.c (decode_coproc): Output long using %lx and not %s.
1430 2000-03-21 Frank Ch. Eigler <fche@redhat.com>
1432 * interp.c (sim_open): Sort & extend dummy memory regions for
1433 --board=jmr3904 for eCos.
1435 2000-03-02 Frank Ch. Eigler <fche@redhat.com>
1437 * configure: Regenerated.
1439 Tue Feb 8 18:35:01 2000 Donald Lindsay <dlindsay@hound.cygnus.com>
1441 * interp.c, mips.igen: all 5 DEADC0DE situations now have sim_io_eprintf
1442 calls, conditional on the simulator being in verbose mode.
1444 Fri Feb 4 09:45:15 2000 Donald Lindsay <dlindsay@cygnus.com>
1446 * sim-main.c (cache_op): Added case arm so that CACHE ops to a secondary
1447 cache don't get ReservedInstruction traps.
1449 1999-11-29 Mark Salter <msalter@cygnus.com>
1451 * dv-tx3904sio.c (tx3904sio_io_write_buffer): Use write value as a mask
1452 to clear status bits in sdisr register. This is how the hardware works.
1454 * interp.c (sim_open): Added more memory aliases for jmr3904 hardware
1455 being used by cygmon.
1457 1999-11-11 Andrew Haley <aph@cygnus.com>
1459 * interp.c (decode_coproc): Correctly handle DMFC0 and DMTC0
1462 Thu Sep 9 15:12:08 1999 Geoffrey Keating <geoffk@cygnus.com>
1464 * mips.igen (MULT): Correct previous mis-applied patch.
1466 Tue Sep 7 13:34:54 1999 Geoffrey Keating <geoffk@cygnus.com>
1468 * mips.igen (delayslot32): Handle sequence like
1469 mtc1 $at,$f12 ; jal fp_add ; mov.s $f13,$f12
1470 correctly by calling ENGINE_ISSUE_PREFIX_HOOK() before issue.
1471 (MULT): Actually pass the third register...
1473 1999-09-03 Mark Salter <msalter@cygnus.com>
1475 * interp.c (sim_open): Added more memory aliases for additional
1476 hardware being touched by cygmon on jmr3904 board.
1478 Thu Sep 2 18:15:53 1999 Andrew Cagney <cagney@b1.cygnus.com>
1480 * configure: Regenerated to track ../common/aclocal.m4 changes.
1482 Tue Jul 27 16:36:51 1999 Andrew Cagney <cagney@amy.cygnus.com>
1484 * interp.c (sim_store_register): Handle case where client - GDB -
1485 specifies that a 4 byte register is 8 bytes in size.
1486 (sim_fetch_register): Ditto.
1488 1999-07-14 Frank Ch. Eigler <fche@cygnus.com>
1490 Implement "sim firmware" option, inspired by jimb's version of 1998-01.
1491 * interp.c (firmware_option_p): New global flag: "sim firmware" given.
1492 (idt_monitor_base): Base address for IDT monitor traps.
1493 (pmon_monitor_base): Ditto for PMON.
1494 (lsipmon_monitor_base): Ditto for LSI PMON.
1495 (MONITOR_BASE, MONITOR_SIZE): Removed macros.
1496 (mips_option): Add "firmware" option with new OPTION_FIRMWARE key.
1497 (sim_firmware_command): New function.
1498 (mips_option_handler): Call it for OPTION_FIRMWARE.
1499 (sim_open): Allocate memory for idt_monitor region. If "--board"
1500 option was given, add no monitor by default. Add BREAK hooks only if
1501 monitors are also there.
1503 Mon Jul 12 00:02:27 1999 Andrew Cagney <cagney@amy.cygnus.com>
1505 * interp.c (sim_monitor): Flush output before reading input.
1507 Sun Jul 11 19:28:11 1999 Andrew Cagney <cagney@b1.cygnus.com>
1509 * tconfig.in (SIM_HANDLES_LMA): Always define.
1511 Thu Jul 8 16:06:59 1999 Andrew Cagney <cagney@b1.cygnus.com>
1513 From Mark Salter <msalter@cygnus.com>:
1514 * interp.c (BOARD_BSP): Define. Add to list of possible boards.
1515 (sim_open): Add setup for BSP board.
1517 Wed Jul 7 12:45:58 1999 Andrew Cagney <cagney@b1.cygnus.com>
1519 * mips.igen (MULT, MULTU): Add syntax for two operand version.
1520 (DMFC0, DMTC0): Recognize. Call DecodeCoproc which will report
1521 them as unimplemented.
1523 1999-05-08 Felix Lee <flee@cygnus.com>
1525 * configure: Regenerated to track ../common/aclocal.m4 changes.
1527 1999-04-21 Frank Ch. Eigler <fche@cygnus.com>
1529 * mips.igen (bc0f): For the TX39 only, decode this as a no-op stub.
1531 Thu Apr 15 14:15:17 1999 Andrew Cagney <cagney@amy.cygnus.com>
1533 * configure.in: Any mips64vr5*-*-* target should have
1534 -DTARGET_ENABLE_FR=1.
1535 (default_endian): Any mips64vr*el-*-* target should default to
1537 * configure: Re-generate.
1539 1999-02-19 Gavin Romig-Koch <gavin@cygnus.com>
1541 * mips.igen (ldl): Extend from _16_, not 32.
1543 Wed Jan 27 18:51:38 1999 Andrew Cagney <cagney@chook.cygnus.com>
1545 * interp.c (sim_store_register): Force registers written to by GDB
1546 into an un-interpreted state.
1548 1999-02-05 Frank Ch. Eigler <fche@cygnus.com>
1550 * dv-tx3904sio.c (tx3904sio_tickle): After a polled I/O from the
1551 CPU, start periodic background I/O polls.
1552 (tx3904sio_poll): New function: periodic I/O poller.
1554 1998-12-30 Frank Ch. Eigler <fche@cygnus.com>
1556 * mips.igen (BREAK): Call signal_exception instead of sim_engine_halt.
1558 Tue Dec 29 16:03:53 1998 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1560 * configure.in, configure (mips64vr5*-*-*): Added missing ;; in
1563 1998-12-29 Frank Ch. Eigler <fche@cygnus.com>
1565 * interp.c (sim_open): Allocate jm3904 memory in smaller chunks.
1566 (load_word): Call SIM_CORE_SIGNAL hook on error.
1567 (signal_exception): Call SIM_CPU_EXCEPTION_TRIGGER hook before
1568 starting. For exception dispatching, pass PC instead of NULL_CIA.
1569 (decode_coproc): Use COP0_BADVADDR to store faulting address.
1570 * sim-main.h (COP0_BADVADDR): Define.
1571 (SIM_CORE_SIGNAL): Define hook to call mips_core_signal.
1572 (SIM_CPU_EXCEPTION*): Define hooks to call mips_cpu_exception*().
1573 (_sim_cpu): Add exc_* fields to store register value snapshots.
1574 * mips.igen (*): Replace memory-related SignalException* calls
1575 with references to SIM_CORE_SIGNAL hook.
1577 * dv-tx3904irc.c (tx3904irc_port_event): printf format warning
1579 * sim-main.c (*): Minor warning cleanups.
1581 1998-12-24 Gavin Romig-Koch <gavin@cygnus.com>
1583 * m16.igen (DADDIU5): Correct type-o.
1585 Mon Dec 21 10:34:48 1998 Andrew Cagney <cagney@chook>
1587 * mips.igen (do_ddiv, do_ddivu): Pacify GCC. Update hi/lo via tmp
1590 Wed Dec 16 18:20:28 1998 Andrew Cagney <cagney@chook>
1592 * Makefile.in (SIM_EXTRA_CFLAGS): No longer need to add .../newlib
1594 (interp.o): Add dependency on itable.h
1595 (oengine.c, gencode): Delete remaining references.
1596 (BUILT_SRC_FROM_GEN): Clean up.
1598 1998-12-16 Gavin Romig-Koch <gavin@cygnus.com>
1601 * Makefile.in (SIM_HACK_OBJ,HACK_OBJS,HACK_GEN_SRCS,libhack.a,
1602 tmp-hack,tmp-m32-hack,tmp-m16-hack,tmp-itable-hack,
1603 tmp-run-hack) : New.
1604 * m16.igen (LD,DADDIU,DADDUI5,DADJSP,DADDIUSP,DADDI,DADDU,DSUBU,
1605 DSLL,DSRL,DSRA,DSLLV,DSRAV,DMULT,DMULTU,DDIV,DDIVU,JALX32,JALX):
1606 Drop the "64" qualifier to get the HACK generator working.
1607 Use IMMEDIATE rather than IMMED. Use SHAMT rather than SHIFT.
1608 * mips.igen (do_daddiu,do_ddiv,do_divu): Remove the 64-only
1609 qualifier to get the hack generator working.
1610 (do_dsll,do_dsllv,do_dsra,do_dsrl,do_dsrlv): New.
1611 (DSLL): Use do_dsll.
1612 (DSLLV): Use do_dsllv.
1613 (DSRA): Use do_dsra.
1614 (DSRL): Use do_dsrl.
1615 (DSRLV): Use do_dsrlv.
1616 (BC1): Move *vr4100 to get the HACK generator working.
1617 (CxC1, DMxC1, MxC1,MACCU,MACCHI,MACCHIU): Rename to
1618 get the HACK generator working.
1619 (MACC) Rename to get the HACK generator working.
1620 (DMACC,MACCS,DMACCS): Add the 64.
1622 1998-12-12 Gavin Romig-Koch <gavin@cygnus.com>
1624 * mips.igen (BC1): Renamed to BC1a and BC1b to avoid conflicts.
1625 * sim-main.h (SizeFGR): Handle TARGET_ENABLE_FR.
1627 1998-12-11 Gavin Romig-Koch <gavin@cygnus.com>
1629 * mips/interp.c (DEBUG): Cleanups.
1631 1998-12-10 Frank Ch. Eigler <fche@cygnus.com>
1633 * dv-tx3904sio.c (tx3904sio_io_read_buffer): Endianness fixes.
1634 (tx3904sio_tickle): fflush after a stdout character output.
1636 1998-12-03 Frank Ch. Eigler <fche@cygnus.com>
1638 * interp.c (sim_close): Uninstall modules.
1640 Wed Nov 25 13:41:03 1998 Andrew Cagney <cagney@b1.cygnus.com>
1642 * sim-main.h, interp.c (sim_monitor): Change to global
1645 Wed Nov 25 17:33:24 1998 Andrew Cagney <cagney@b1.cygnus.com>
1647 * configure.in (vr4100): Only include vr4100 instructions in
1649 * configure: Re-generate.
1650 * m16.igen (*): Tag all mips16 instructions as also being vr4100.
1652 Mon Nov 23 18:20:36 1998 Andrew Cagney <cagney@b1.cygnus.com>
1654 * Makefile.in (SIM_CFLAGS): Do not define WITH_IGEN.
1655 * sim-main.h, sim-main.c, interp.c: Delete #if WITH_IGEN keeping
1658 * configure.in (sim_default_gen, sim_use_gen): Replace with
1660 (--enable-sim-igen): Delete config option. Always using IGEN.
1661 * configure: Re-generate.
1663 * Makefile.in (gencode): Kill, kill, kill.
1666 Mon Nov 23 18:07:36 1998 Andrew Cagney <cagney@b1.cygnus.com>
1668 * configure.in: Configure mips64vr4100-elf nee mips64vr41* as a 64
1669 bit mips16 igen simulator.
1670 * configure: Re-generate.
1672 * mips.igen (check_div_hilo, check_mult_hilo, check_mf_hilo): Mark
1673 as part of vr4100 ISA.
1674 * vr.igen: Mark all instructions as 64 bit only.
1676 Mon Nov 23 17:07:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
1678 * interp.c (get_cell, sim_monitor, fetch_str, CoProcPresent):
1681 Mon Nov 23 13:23:40 1998 Andrew Cagney <cagney@b1.cygnus.com>
1683 * configure.in: Configure mips-lsi-elf nee mips*lsi* as a
1684 mipsIII/mips16 igen simulator. Fix sim_gen VS sim_igen typos.
1685 * configure: Re-generate.
1687 * m16.igen (BREAK): Define breakpoint instruction.
1688 (JALX32): Mark instruction as mips16 and not r3900.
1689 * mips.igen (C.cond.fmt): Fix typo in instruction format.
1691 * sim-main.h (PENDING_FILL): Wrap C statements in do/while.
1693 Sat Nov 7 09:54:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
1695 * gencode.c (build_instruction - BREAK): For MIPS16, handle BREAK
1696 insn as a debug breakpoint.
1698 * sim-main.h (PENDING_SLOT_BIT): Fix, was incorrectly defined as
1700 (PENDING_SCHED): Clean up trace statement.
1701 (PENDING_SCHED): Increment PENDING_IN and PENDING_TOTAL.
1702 (PENDING_FILL): Delay write by only one cycle.
1703 (PENDING_FILL): For FSRs, write fmt_uninterpreted to FPR_STATE.
1705 * sim-main.c (pending_tick): Clean up trace statements. Add trace
1707 (pending_tick): Fix sizes in switch statements, 4 & 8 instead of
1709 (pending_tick): Move incrementing of index to FOR statement.
1710 (pending_tick): Only update PENDING_OUT after a write has occured.
1712 * configure.in: Add explicit mips-lsi-* target. Use gencode to
1714 * configure: Re-generate.
1716 * interp.c (sim_engine_run OLD): Delete explicit call to
1717 PENDING_TICK. Now called via ENGINE_ISSUE_PREFIX_HOOK.
1719 Sat Oct 30 09:49:10 1998 Frank Ch. Eigler <fche@cygnus.com>
1721 * dv-tx3904cpu.c (deliver_tx3904cpu_interrupt): Add dummy
1722 interrupt level number to match changed SignalExceptionInterrupt
1725 Fri Oct 9 18:02:25 1998 Doug Evans <devans@canuck.cygnus.com>
1727 * interp.c: #include "itable.h" if WITH_IGEN.
1728 (get_insn_name): New function.
1729 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
1730 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
1732 Mon Sep 14 12:36:44 1998 Frank Ch. Eigler <fche@cygnus.com>
1734 * configure: Rebuilt to inhale new common/aclocal.m4.
1736 Tue Sep 1 15:39:18 1998 Frank Ch. Eigler <fche@cygnus.com>
1738 * dv-tx3904sio.c: Include sim-assert.h.
1740 Tue Aug 25 12:49:46 1998 Frank Ch. Eigler <fche@cygnus.com>
1742 * dv-tx3904sio.c: New file: tx3904 serial I/O module.
1743 * configure.in: Add dv-tx3904sio, dv-sockser for tx39 target.
1744 Reorganize target-specific sim-hardware checks.
1745 * configure: rebuilt.
1746 * interp.c (sim_open): For tx39 target boards, set
1747 OPERATING_ENVIRONMENT, add tx3904sio devices.
1748 * tconfig.in: For tx39 target, set SIM_HANDLES_LMA for loading
1749 ROM executables. Install dv-sockser into sim-modules list.
1751 * dv-tx3904irc.c: Compiler warning clean-up.
1752 * dv-tx3904tmr.c: Compiler warning clean-up. Remove particularly
1753 frequent hw-trace messages.
1755 Fri Jul 31 18:14:16 1998 Andrew Cagney <cagney@b1.cygnus.com>
1757 * vr.igen (MulAcc): Identify as a vr4100 specific function.
1759 Sat Jul 25 16:03:14 1998 Andrew Cagney <cagney@b1.cygnus.com>
1761 * Makefile.in (IGEN_INCLUDE): Add vr.igen.
1763 * vr.igen: New file.
1764 (MAC/MADD16, DMAC/DMADD16): Implement using code from gencode.c.
1765 * mips.igen: Define vr4100 model. Include vr.igen.
1766 Mon Jun 29 09:21:07 1998 Gavin Koch <gavin@cygnus.com>
1768 * mips.igen (check_mf_hilo): Correct check.
1770 Wed Jun 17 12:20:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
1772 * sim-main.h (interrupt_event): Add prototype.
1774 * dv-tx3904tmr.c (tx3904tmr_io_write_buffer): Delete unused
1775 register_ptr, register_value.
1776 (deliver_tx3904tmr_tick): Fix types passed to printf fmt.
1778 * sim-main.h (tracefh): Make extern.
1780 Tue Jun 16 14:39:00 1998 Frank Ch. Eigler <fche@cygnus.com>
1782 * dv-tx3904tmr.c: Deschedule timer event after dispatching.
1783 Reduce unnecessarily high timer event frequency.
1784 * dv-tx3904cpu.c: Ditto for interrupt event.
1786 Wed Jun 10 13:22:32 1998 Frank Ch. Eigler <fche@cygnus.com>
1788 * interp.c (decode_coproc): For TX39, add stub COP0 register #7,
1790 (interrupt_event): Made non-static.
1792 * dv-tx3904tmr.c (deliver_tx3904tmr_tick): Correct accidental
1793 interchange of configuration values for external vs. internal
1796 Tue Jun 9 12:46:24 1998 Ian Carmichael <iancarm@cygnus.com>
1798 * mips.igen (BREAK): Moved code to here for
1799 simulator-reserved break instructions.
1800 * gencode.c (build_instruction): Ditto.
1801 * interp.c (signal_exception): Code moved from here. Non-
1802 reserved instructions now use exception vector, rather
1804 * sim-main.h: Moved magic constants to here.
1806 Tue Jun 9 12:29:50 1998 Frank Ch. Eigler <fche@cygnus.com>
1808 * dv-tx3904cpu.c (deliver_*_interrupt,*_port_event): Set the CAUSE
1809 register upon non-zero interrupt event level, clear upon zero
1811 * dv-tx3904irc.c (*_port_event): Handle deactivated interrupt signal
1812 by passing zero event value.
1813 (*_io_{read,write}_buffer): Endianness fixes.
1814 * dv-tx3904tmr.c (*_io_{read,write}_buffer): Endianness fixes.
1815 (deliver_*_tick): Reduce sim event interval to 75% of count interval.
1817 * interp.c (sim_open): Added jmr3904pal board type that adds PAL-based
1818 serial I/O and timer module at base address 0xFFFF0000.
1820 Tue Jun 9 11:52:29 1998 Gavin Koch <gavin@cygnus.com>
1822 * mips.igen (SWC1) : Correct the handling of ReverseEndian
1825 Tue Jun 9 11:40:57 1998 Gavin Koch <gavin@cygnus.com>
1827 * configure.in (mips_fpu_bitsize) : Set this correctly for 32-bit mips
1829 * configure: Update.
1831 Thu Jun 4 15:37:33 1998 Frank Ch. Eigler <fche@cygnus.com>
1833 * dv-tx3904tmr.c: New file - implements tx3904 timer.
1834 * dv-tx3904{irc,cpu}.c: Mild reformatting.
1835 * configure.in: Include tx3904tmr in hw_device list.
1836 * configure: Rebuilt.
1837 * interp.c (sim_open): Instantiate three timer instances.
1838 Fix address typo of tx3904irc instance.
1840 Tue Jun 2 15:48:02 1998 Ian Carmichael <iancarm@cygnus.com>
1842 * interp.c (signal_exception): SystemCall exception now uses
1843 the exception vector.
1845 Mon Jun 1 18:18:26 1998 Frank Ch. Eigler <fche@cygnus.com>
1847 * interp.c (decode_coproc): For TX39, add stub COP0 register #3,
1850 Fri May 29 11:40:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
1852 * configure.in (sim_igen_filter): Match mips*tx39 not mipst*tx39.
1854 Mon May 25 20:47:45 1998 Andrew Cagney <cagney@b1.cygnus.com>
1856 * dv-tx3904cpu.c, dv-tx3904irc.c: Rename *_callback to *_method.
1858 * dv-tx3904cpu.c, dv-tx3904irc.c: Include hw-main.h and
1859 sim-main.h. Declare a struct hw_descriptor instead of struct
1860 hw_device_descriptor.
1862 Mon May 25 12:41:38 1998 Andrew Cagney <cagney@b1.cygnus.com>
1864 * mips.igen (do_store_left, do_load_left): Compute nr of left and
1865 right bits and then re-align left hand bytes to correct byte
1866 lanes. Fix incorrect computation in do_store_left when loading
1867 bytes from second word.
1869 Fri May 22 13:34:20 1998 Andrew Cagney <cagney@b1.cygnus.com>
1871 * configure.in (SIM_AC_OPTION_HARDWARE): Only enable when tx3904.
1872 * interp.c (sim_open): Only create a device tree when HW is
1875 * dv-tx3904irc.c (tx3904irc_finish): Pacify GCC.
1876 * interp.c (signal_exception): Ditto.
1878 Thu May 21 14:24:11 1998 Gavin Koch <gavin@cygnus.com>
1880 * gencode.c: Mark BEGEZALL as LIKELY.
1882 Thu May 21 18:57:19 1998 Andrew Cagney <cagney@b1.cygnus.com>
1884 * sim-main.h (ALU32_END): Sign extend 32 bit results.
1885 * mips.igen (ADD, SUB, ADDI, DADD, DSUB): Trace.
1887 Mon May 18 18:22:42 1998 Frank Ch. Eigler <fche@cygnus.com>
1889 * configure.in (SIM_AC_OPTION_HARDWARE): Added common hardware
1890 modules. Recognize TX39 target with "mips*tx39" pattern.
1891 * configure: Rebuilt.
1892 * sim-main.h (*): Added many macros defining bits in
1893 TX39 control registers.
1894 (SignalInterrupt): Send actual PC instead of NULL.
1895 (SignalNMIReset): New exception type.
1896 * interp.c (board): New variable for future use to identify
1897 a particular board being simulated.
1898 (mips_option_handler,mips_options): Added "--board" option.
1899 (interrupt_event): Send actual PC.
1900 (sim_open): Make memory layout conditional on board setting.
1901 (signal_exception): Initial implementation of hardware interrupt
1902 handling. Accept another break instruction variant for simulator
1904 (decode_coproc): Implement RFE instruction for TX39.
1905 (mips.igen): Decode RFE instruction as such.
1906 * configure.in (tx3904cpu,tx3904irc): Added devices for tx3904.
1907 * interp.c: Define "jmr3904" and "jmr3904debug" board types and
1908 bbegin to implement memory map.
1909 * dv-tx3904cpu.c: New file.
1910 * dv-tx3904irc.c: New file.
1912 Wed May 13 14:40:11 1998 Gavin Koch <gavin@cygnus.com>
1914 * mips.igen (check_mt_hilo): Create a separate r3900 version.
1916 Wed May 13 14:11:46 1998 Gavin Koch <gavin@cygnus.com>
1918 * tx.igen (madd,maddu): Replace calls to check_op_hilo
1919 with calls to check_div_hilo.
1921 Wed May 13 09:59:27 1998 Gavin Koch <gavin@cygnus.com>
1923 * mips/mips.igen (check_op_hilo,check_mult_hilo,check_div_hilo):
1924 Replace check_op_hilo with check_mult_hilo and check_div_hilo.
1925 Add special r3900 version of do_mult_hilo.
1926 (do_dmultx,do_mult,do_multu): Replace calls to check_op_hilo
1927 with calls to check_mult_hilo.
1928 (do_ddiv,do_ddivu,do_div,do_divu): Replace calls to check_op_hilo
1929 with calls to check_div_hilo.
1931 Tue May 12 15:22:11 1998 Andrew Cagney <cagney@b1.cygnus.com>
1933 * configure.in (SUBTARGET_R3900): Define for mipstx39 target.
1934 Document a replacement.
1936 Fri May 8 17:48:19 1998 Ian Carmichael <iancarm@cygnus.com>
1938 * interp.c (sim_monitor): Make mon_printf work.
1940 Wed May 6 19:42:19 1998 Doug Evans <devans@canuck.cygnus.com>
1942 * sim-main.h (INSN_NAME): New arg `cpu'.
1944 Tue Apr 28 18:33:31 1998 Geoffrey Noer <noer@cygnus.com>
1946 * configure: Regenerated to track ../common/aclocal.m4 changes.
1948 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
1950 * configure: Regenerated to track ../common/aclocal.m4 changes.
1953 Sun Apr 26 15:20:01 1998 Tom Tromey <tromey@cygnus.com>
1955 * acconfig.h: New file.
1956 * configure.in: Reverted change of Apr 24; use sinclude again.
1958 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
1960 * configure: Regenerated to track ../common/aclocal.m4 changes.
1963 Fri Apr 24 11:19:20 1998 Tom Tromey <tromey@cygnus.com>
1965 * configure.in: Don't call sinclude.
1967 Fri Apr 24 11:35:01 1998 Andrew Cagney <cagney@chook.cygnus.com>
1969 * mips.igen (do_store_left): Pass 0 not NULL to store_memory.
1971 Tue Apr 21 11:59:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
1973 * mips.igen (ERET): Implement.
1975 * interp.c (decode_coproc): Return sign-extended EPC.
1977 * mips.igen (ANDI, LUI, MFC0): Add tracing code.
1979 * interp.c (signal_exception): Do not ignore Trap.
1980 (signal_exception): On TRAP, restart at exception address.
1981 (HALT_INSTRUCTION, HALT_INSTRUCTION_MASK): Define.
1982 (signal_exception): Update.
1983 (sim_open): Patch V_COMMON interrupt vector with an abort sequence
1984 so that TRAP instructions are caught.
1986 Mon Apr 20 11:26:55 1998 Andrew Cagney <cagney@b1.cygnus.com>
1988 * sim-main.h (struct hilo_access, struct hilo_history): Define,
1989 contains HI/LO access history.
1990 (struct _sim_cpu): Make hiaccess and loaccess of type hilo_access.
1991 (HIACCESS, LOACCESS): Delete, replace with
1992 (HIHISTORY, LOHISTORY): New macros.
1993 (CHECKHILO): Delete all, moved to mips.igen
1995 * gencode.c (build_instruction): Do not generate checks for
1996 correct HI/LO register usage.
1998 * interp.c (old_engine_run): Delete checks for correct HI/LO
2001 * mips.igen (check_mt_hilo, check_mf_hilo, check_op_hilo,
2002 check_mf_cycles): New functions.
2003 (do_mfhi, do_mflo, "mthi", "mtlo", do_ddiv, do_ddivu, do_div,
2004 do_divu, domultx, do_mult, do_multu): Use.
2006 * tx.igen ("madd", "maddu"): Use.
2008 Wed Apr 15 18:31:54 1998 Andrew Cagney <cagney@b1.cygnus.com>
2010 * mips.igen (DSRAV): Use function do_dsrav.
2011 (SRAV): Use new function do_srav.
2013 * m16.igen (BEQZ, BNEZ): Compare GPR[TRX] not GPR[RX].
2014 (B): Sign extend 11 bit immediate.
2015 (EXT-B*): Shift 16 bit immediate left by 1.
2016 (ADDIU*): Don't sign extend immediate value.
2018 Wed Apr 15 10:32:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
2020 * m16run.c (sim_engine_run): Restore CIA after handling an event.
2022 * sim-main.h (DELAY_SLOT, NULLIFY_NEXT_INSTRUCTION): For IGEN, use
2025 * mips.igen (delayslot32, nullify_next_insn): New functions.
2026 (m16.igen): Always include.
2027 (do_*): Add more tracing.
2029 * m16.igen (delayslot16): Add NIA argument, could be called by a
2030 32 bit MIPS16 instruction.
2032 * interp.c (ifetch16): Move function from here.
2033 * sim-main.c (ifetch16): To here.
2035 * sim-main.c (ifetch16, ifetch32): Update to match current
2036 implementations of LH, LW.
2037 (signal_exception): Don't print out incorrect hex value of illegal
2040 Wed Apr 15 00:17:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
2042 * m16run.c (sim_engine_run): Use IMEM16 and IMEM32 to fetch an
2045 * m16.igen: Implement MIPS16 instructions.
2047 * mips.igen (do_addiu, do_addu, do_and, do_daddiu, do_daddu,
2048 do_ddiv, do_ddivu, do_div, do_divu, do_dmultx, do_dmultu, do_srav,
2049 do_dsubu, do_mfhi, do_mflo, do_mult, do_multu, do_nor, do_or,
2050 do_sll, do_sllv, do_slt, do_slti, do_sltiu, do_sltu, do_sra,
2051 do_srl, do_srlv, do_subu, do_xor, do_xori): New functions. Move
2052 bodies of corresponding code from 32 bit insn to these. Also used
2053 by MIPS16 versions of functions.
2055 * sim-main.h (RAIDX, T8IDX, T8, SPIDX): Define.
2056 (IMEM16): Drop NR argument from macro.
2058 Sat Apr 4 22:39:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
2060 * Makefile.in (SIM_OBJS): Add sim-main.o.
2062 * sim-main.h (address_translation, load_memory, store_memory,
2063 cache_op, sync_operation, prefetch, ifetch32, pending_tick): Mark
2065 (pr_addr, pr_uword64): Declare.
2066 (sim-main.c): Include when H_REVEALS_MODULE_P.
2068 * interp.c (address_translation, load_memory, store_memory,
2069 cache_op, sync_operation, prefetch, ifetch32, pending_tick): Move
2071 * sim-main.c: To here. Fix compilation problems.
2073 * configure.in: Enable inlining.
2074 * configure: Re-config.
2076 Sat Apr 4 20:36:25 1998 Andrew Cagney <cagney@b1.cygnus.com>
2078 * configure: Regenerated to track ../common/aclocal.m4 changes.
2080 Fri Apr 3 04:32:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
2082 * mips.igen: Include tx.igen.
2083 * Makefile.in (IGEN_INCLUDE): Add tx.igen.
2084 * tx.igen: New file, contains MADD and MADDU.
2086 * interp.c (load_memory): When shifting bytes, use LOADDRMASK not
2087 the hardwired constant `7'.
2088 (store_memory): Ditto.
2089 (LOADDRMASK): Move definition to sim-main.h.
2091 mips.igen (MTC0): Enable for r3900.
2094 mips.igen (do_load_byte): Delete.
2095 (do_load, do_store, do_load_left, do_load_write, do_store_left,
2096 do_store_right): New functions.
2097 (SW*, LW*, SD*, LD*, SH, LH, SB, LB): Use.
2099 configure.in: Let the tx39 use igen again.
2102 Thu Apr 2 10:59:39 1998 Andrew Cagney <cagney@b1.cygnus.com>
2104 * interp.c (sim_monitor): get_mem_info returns a 4 byte quantity,
2105 not an address sized quantity. Return zero for cache sizes.
2107 Wed Apr 1 23:47:53 1998 Andrew Cagney <cagney@b1.cygnus.com>
2109 * mips.igen (r3900): r3900 does not support 64 bit integer
2112 Mon Mar 30 14:46:05 1998 Gavin Koch <gavin@cygnus.com>
2114 * configure.in (mipstx39*-*-*): Use gencode simulator rather
2116 * configure : Rebuild.
2118 Fri Mar 27 16:15:52 1998 Andrew Cagney <cagney@b1.cygnus.com>
2120 * configure: Regenerated to track ../common/aclocal.m4 changes.
2122 Fri Mar 27 15:01:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
2124 * interp.c (mips_option_handler): Iterate over MAX_NR_PROCESSORS.
2126 Wed Mar 25 16:44:27 1998 Ian Carmichael <iancarm@cygnus.com>
2128 * configure: Regenerated to track ../common/aclocal.m4 changes.
2129 * config.in: Regenerated to track ../common/aclocal.m4 changes.
2131 Wed Mar 25 12:35:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
2133 * configure: Regenerated to track ../common/aclocal.m4 changes.
2135 Wed Mar 25 10:05:46 1998 Andrew Cagney <cagney@b1.cygnus.com>
2137 * interp.c (Max, Min): Comment out functions. Not yet used.
2139 Wed Mar 18 12:38:12 1998 Andrew Cagney <cagney@b1.cygnus.com>
2141 * configure: Regenerated to track ../common/aclocal.m4 changes.
2143 Tue Mar 17 19:05:20 1998 Frank Ch. Eigler <fche@cygnus.com>
2145 * Makefile.in (MIPS_EXTRA_LIBS, SIM_EXTRA_LIBS): Added
2146 configurable settings for stand-alone simulator.
2148 * configure.in: Added X11 search, just in case.
2150 * configure: Regenerated.
2152 Wed Mar 11 14:09:10 1998 Andrew Cagney <cagney@b1.cygnus.com>
2154 * interp.c (sim_write, sim_read, load_memory, store_memory):
2155 Replace sim_core_*_map with read_map, write_map, exec_map resp.
2157 Tue Mar 3 13:58:43 1998 Andrew Cagney <cagney@b1.cygnus.com>
2159 * sim-main.h (GETFCC): Return an unsigned value.
2161 Tue Mar 3 13:21:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
2163 * mips.igen (DIV): Fix check for -1 / MIN_INT.
2164 (DADD): Result destination is RD not RT.
2166 Fri Feb 27 13:49:49 1998 Andrew Cagney <cagney@b1.cygnus.com>
2168 * sim-main.h (HIACCESS, LOACCESS): Always define.
2170 * mdmx.igen (Maxi, Mini): Rename Max, Min.
2172 * interp.c (sim_info): Delete.
2174 Fri Feb 27 18:41:01 1998 Doug Evans <devans@canuck.cygnus.com>
2176 * interp.c (DECLARE_OPTION_HANDLER): Use it.
2177 (mips_option_handler): New argument `cpu'.
2178 (sim_open): Update call to sim_add_option_table.
2180 Wed Feb 25 18:56:22 1998 Andrew Cagney <cagney@b1.cygnus.com>
2182 * mips.igen (CxC1): Add tracing.
2184 Fri Feb 20 17:43:21 1998 Andrew Cagney <cagney@b1.cygnus.com>
2186 * sim-main.h (Max, Min): Declare.
2188 * interp.c (Max, Min): New functions.
2190 * mips.igen (BC1): Add tracing.
2192 Thu Feb 19 14:50:00 1998 John Metzler <jmetzler@cygnus.com>
2194 * interp.c Added memory map for stack in vr4100
2196 Thu Feb 19 10:21:21 1998 Gavin Koch <gavin@cygnus.com>
2198 * interp.c (load_memory): Add missing "break"'s.
2200 Tue Feb 17 12:45:35 1998 Andrew Cagney <cagney@b1.cygnus.com>
2202 * interp.c (sim_store_register, sim_fetch_register): Pass in
2203 length parameter. Return -1.
2205 Tue Feb 10 11:57:40 1998 Ian Carmichael <iancarm@cygnus.com>
2207 * interp.c: Added hardware init hook, fixed warnings.
2209 Sat Feb 7 17:16:20 1998 Andrew Cagney <cagney@b1.cygnus.com>
2211 * Makefile.in (itable.h itable.c): Depend on SIM_@sim_gen@_ALL.
2213 Tue Feb 3 11:36:02 1998 Andrew Cagney <cagney@b1.cygnus.com>
2215 * interp.c (ifetch16): New function.
2217 * sim-main.h (IMEM32): Rename IMEM.
2218 (IMEM16_IMMED): Define.
2220 (DELAY_SLOT): Update.
2222 * m16run.c (sim_engine_run): New file.
2224 * m16.igen: All instructions except LB.
2225 (LB): Call do_load_byte.
2226 * mips.igen (do_load_byte): New function.
2227 (LB): Call do_load_byte.
2229 * mips.igen: Move spec for insn bit size and high bit from here.
2230 * Makefile.in (tmp-igen, tmp-m16): To here.
2232 * m16.dc: New file, decode mips16 instructions.
2234 * Makefile.in (SIM_NO_ALL): Define.
2235 (tmp-m16): Generate both 16 bit and 32 bit simulator engines.
2237 Tue Feb 3 11:28:00 1998 Andrew Cagney <cagney@b1.cygnus.com>
2239 * configure.in (mips_fpu_bitsize): For tx39, restrict floating
2240 point unit to 32 bit registers.
2241 * configure: Re-generate.
2243 Sun Feb 1 15:47:14 1998 Andrew Cagney <cagney@b1.cygnus.com>
2245 * configure.in (sim_use_gen): Make IGEN the default simulator
2246 generator for generic 32 and 64 bit mips targets.
2247 * configure: Re-generate.
2249 Sun Feb 1 16:52:37 1998 Andrew Cagney <cagney@b1.cygnus.com>
2251 * sim-main.h (SizeFGR): Determine from floating-point and not gpr
2254 * interp.c (sim_fetch_register, sim_store_register): Read/write
2255 FGR from correct location.
2256 (sim_open): Set size of FGR's according to
2257 WITH_TARGET_FLOATING_POINT_BITSIZE.
2259 * sim-main.h (FGR): Store floating point registers in a separate
2262 Sun Feb 1 16:47:51 1998 Andrew Cagney <cagney@b1.cygnus.com>
2264 * configure: Regenerated to track ../common/aclocal.m4 changes.
2266 Tue Feb 3 00:10:50 1998 Andrew Cagney <cagney@b1.cygnus.com>
2268 * interp.c (ColdReset): Call PENDING_INVALIDATE.
2270 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Call PENDING_TICK.
2272 * interp.c (pending_tick): New function. Deliver pending writes.
2274 * sim-main.h (PENDING_FILL, PENDING_TICK, PENDING_SCHED,
2275 PENDING_BIT, PENDING_INVALIDATE): Re-write pipeline code so that
2276 it can handle mixed sized quantites and single bits.
2278 Mon Feb 2 17:43:15 1998 Andrew Cagney <cagney@b1.cygnus.com>
2280 * interp.c (oengine.h): Do not include when building with IGEN.
2281 (sim_open): Replace GPRLEN by WITH_TARGET_WORD_BITSIZE.
2282 (sim_info): Ditto for PROCESSOR_64BIT.
2283 (sim_monitor): Replace ut_reg with unsigned_word.
2284 (*): Ditto for t_reg.
2285 (LOADDRMASK): Define.
2286 (sim_open): Remove defunct check that host FP is IEEE compliant,
2287 using software to emulate floating point.
2288 (value_fpr, ...): Always compile, was conditional on HASFPU.
2290 Sun Feb 1 11:15:29 1998 Andrew Cagney <cagney@b1.cygnus.com>
2292 * sim-main.h (sim_state): Make the cpu array MAX_NR_PROCESSORS in
2295 * interp.c (SD, CPU): Define.
2296 (mips_option_handler): Set flags in each CPU.
2297 (interrupt_event): Assume CPU 0 is the one being iterrupted.
2298 (sim_close): Do not clear STATE, deleted anyway.
2299 (sim_write, sim_read): Assume CPU zero's vm should be used for
2301 (sim_create_inferior): Set the PC for all processors.
2302 (sim_monitor, store_word, load_word, mips16_entry): Add cpu
2304 (mips16_entry): Pass correct nr of args to store_word, load_word.
2305 (ColdReset): Cold reset all cpu's.
2306 (signal_exception): Pass cpu to sim_monitor & mips16_entry.
2307 (sim_monitor, load_memory, store_memory, signal_exception): Use
2308 `CPU' instead of STATE_CPU.
2311 * sim-main.h: Replace uses of STATE_CPU with CPU. Replace sd with
2314 * sim-main.h (signal_exception): Add sim_cpu arg.
2315 (SignalException*): Pass both SD and CPU to signal_exception.
2316 * interp.c (signal_exception): Update.
2318 * sim-main.h (value_fpr, store_fpr, dotrace, ifetch32), interp.c:
2320 (sync_operation, prefetch, cache_op, store_memory, load_memory,
2321 address_translation): Ditto
2322 (decode_coproc, cop_lw, cop_ld, cop_sw, cop_sd): Ditto.
2324 Sat Jan 31 18:15:41 1998 Andrew Cagney <cagney@b1.cygnus.com>
2326 * configure: Regenerated to track ../common/aclocal.m4 changes.
2328 Sat Jan 31 14:49:24 1998 Andrew Cagney <cagney@b1.cygnus.com>
2330 * interp.c (sim_engine_run): Add `nr_cpus' argument.
2332 * mips.igen (model): Map processor names onto BFD name.
2334 * sim-main.h (CPU_CIA): Delete.
2335 (SET_CIA, GET_CIA): Define
2337 Wed Jan 21 16:16:27 1998 Andrew Cagney <cagney@b1.cygnus.com>
2339 * sim-main.h (GPR_SET): Define, used by igen when zeroing a
2342 * configure.in (default_endian): Configure a big-endian simulator
2344 * configure: Re-generate.
2346 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
2348 * configure: Regenerated to track ../common/aclocal.m4 changes.
2350 Mon Jan 5 20:38:54 1998 Mark Alexander <marka@cygnus.com>
2352 * interp.c (sim_monitor): Handle Densan monitor outbyte
2353 and inbyte functions.
2355 1997-12-29 Felix Lee <flee@cygnus.com>
2357 * interp.c (sim_engine_run): msvc cpp barfs on #if (a==b!=c).
2359 Wed Dec 17 14:48:20 1997 Jeffrey A Law (law@cygnus.com)
2361 * Makefile.in (tmp-igen): Arrange for $zero to always be
2362 reset to zero after every instruction.
2364 Mon Dec 15 23:17:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
2366 * configure: Regenerated to track ../common/aclocal.m4 changes.
2369 Wed Dec 10 17:10:45 1997 Jeffrey A Law (law@cygnus.com)
2371 * mips.igen (MSUB): Fix to work like MADD.
2372 * gencode.c (MSUB): Similarly.
2374 Thu Dec 4 09:21:05 1997 Doug Evans <devans@canuck.cygnus.com>
2376 * configure: Regenerated to track ../common/aclocal.m4 changes.
2378 Wed Nov 26 11:00:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2380 * mips.igen (LWC1): Correct assembler - lwc1 not swc1.
2382 Sun Nov 23 01:45:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2384 * sim-main.h (sim-fpu.h): Include.
2386 * interp.c (convert, SquareRoot, Recip, Divide, Multiply, Sub,
2387 Add, Negate, AbsoluteValue, Equal, Less, Infinity, NaN): Rewrite
2388 using host independant sim_fpu module.
2390 Thu Nov 20 19:56:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2392 * interp.c (signal_exception): Report internal errors with SIGABRT
2395 * sim-main.h (C0_CONFIG): New register.
2396 (signal.h): No longer include.
2398 * interp.c (decode_coproc): Allow access C0_CONFIG to register.
2400 Tue Nov 18 15:33:48 1997 Doug Evans <devans@canuck.cygnus.com>
2402 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
2404 Fri Nov 14 11:56:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2406 * mips.igen: Tag vr5000 instructions.
2407 (ANDI): Was missing mipsIV model, fix assembler syntax.
2408 (do_c_cond_fmt): New function.
2409 (C.cond.fmt): Handle mips I-III which do not support CC field
2411 (bc1): Handle mips IV which do not have a delaed FCC separatly.
2412 (SDR): Mask paddr when BigEndianMem, not the converse as specified
2414 (DMULT, DMULTU): Force use of hosts 64bit multiplication. Handle
2415 vr5000 which saves LO in a GPR separatly.
2417 * configure.in (enable-sim-igen): For vr5000, select vr5000
2418 specific instructions.
2419 * configure: Re-generate.
2421 Wed Nov 12 14:42:52 1997 Andrew Cagney <cagney@b1.cygnus.com>
2423 * Makefile.in (SIM_OBJS): Add sim-fpu module.
2425 * interp.c (store_fpr), sim-main.h: Add separate fmt_uninterpreted_32 and
2426 fmt_uninterpreted_64 bit cases to switch. Convert to
2429 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Define,
2431 * mips.igen (SWR): Mask paddr when BigEndianMem, not the converse
2432 as specified in IV3.2 spec.
2433 (MTC1, DMTC1): Call StoreFPR to store the GPR in the FPR.
2435 Tue Nov 11 12:38:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
2437 * mips.igen: Delay slot branches add OFFSET to NIA not CIA.
2438 (MFC0, MTC0, SWC1, LWC1, SDC1, LDC1): Implement.
2439 (MTC1, MFC1, DMTC1, DMFC1, CFC1, CTC1): Implement separate non
2440 PENDING_FILL versions of instructions. Simplify.
2442 (MULT, MULTU): Implement separate RD==0 and RD!=0 versions of
2444 (BEQZ, ..., SLT, SLTI, TLT, TLE, TLI, ...): Explicitly cast GPR to
2446 (MTHI, MFHI): Disable code checking HI-LO.
2448 * sim-main.h (dotrace,tracefh), interp.c: Make dotrace & tracefh
2450 (NULLIFY_NEXT_INSTRUCTION): Call dotrace.
2452 Thu Nov 6 16:36:35 1997 Andrew Cagney <cagney@b1.cygnus.com>
2454 * gencode.c (build_mips16_operands): Replace IPC with cia.
2456 * interp.c (sim_monitor, signal_exception, cache_op, store_fpr,
2457 value_fpr, cop_ld, cop_lw, cop_sw, cop_sd, decode_coproc): Replace
2459 (UndefinedResult): Replace function with macro/function
2461 (sim_engine_run): Don't save PC in IPC.
2463 * sim-main.h (IPC): Delete.
2466 * interp.c (signal_exception, store_word, load_word,
2467 address_translation, load_memory, store_memory, cache_op,
2468 prefetch, sync_operation, ifetch, value_fpr, store_fpr, convert,
2469 cop_lw, cop_ld, cop_sw, cop_sd, decode_coproc, sim_monitor): Add
2470 current instruction address - cia - argument.
2471 (sim_read, sim_write): Call address_translation directly.
2472 (sim_engine_run): Rename variable vaddr to cia.
2473 (signal_exception): Pass cia to sim_monitor
2475 * sim-main.h (SignalException, LoadWord, StoreWord, CacheOp,
2476 Prefetch, SyncOperation, ValueFPR, StoreFPR, Convert, COP_LW,
2477 COP_LD, COP_SW, COP_SD, DecodeCoproc): Update.
2479 * sim-main.h (SignalExceptionSimulatorFault): Delete definition.
2480 * interp.c (sim_open): Replace SignalExceptionSimulatorFault with
2483 * interp.c (signal_exception): Pass restart address to
2486 * Makefile.in (semantics.o, engine.o, support.o, itable.o,
2487 idecode.o): Add dependency.
2489 * sim-main.h (SIM_ENGINE_HALT_HOOK, SIM_ENGINE_RESUME_HOOK):
2491 (DELAY_SLOT): Update NIA not PC with branch address.
2492 (NULLIFY_NEXT_INSTRUCTION): Set NIA to instruction after next.
2494 * mips.igen: Use CIA not PC in branch calculations.
2495 (illegal): Call SignalException.
2496 (BEQ, ADDIU): Fix assembler.
2498 Wed Nov 5 12:19:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2500 * m16.igen (JALX): Was missing.
2502 * configure.in (enable-sim-igen): New configuration option.
2503 * configure: Re-generate.
2505 * sim-main.h (MAX_INSNS, INSN_NAME): Define.
2507 * interp.c (load_memory, store_memory): Delete parameter RAW.
2508 (sim_read, sim_write): Use sim_core_{read,write}_buffer directly
2509 bypassing {load,store}_memory.
2511 * sim-main.h (ByteSwapMem): Delete definition.
2513 * Makefile.in (SIM_OBJS): Add sim-memopt module.
2515 * interp.c (sim_do_command, sim_commands): Delete mips specific
2516 commands. Handled by module sim-options.
2518 * sim-main.h (SIM_HAVE_FLATMEM): Undefine, use sim-core.o module.
2519 (WITH_MODULO_MEMORY): Define.
2521 * interp.c (sim_info): Delete code printing memory size.
2523 * interp.c (mips_size): Nee sim_size, delete function.
2525 (monitor, monitor_base, monitor_size): Delete global variables.
2526 (sim_open, sim_close): Delete code creating monitor and other
2527 memory regions. Use sim-memopts module, via sim_do_commandf, to
2528 manage memory regions.
2529 (load_memory, store_memory): Use sim-core for memory model.
2531 * interp.c (address_translation): Delete all memory map code
2532 except line forcing 32 bit addresses.
2534 Wed Nov 5 11:21:11 1997 Andrew Cagney <cagney@b1.cygnus.com>
2536 * sim-main.h (WITH_TRACE): Delete definition. Enables common
2539 * interp.c (logfh, logfile): Delete globals.
2540 (sim_open, sim_close): Delete code opening & closing log file.
2541 (mips_option_handler): Delete -l and -n options.
2542 (OPTION mips_options): Ditto.
2544 * interp.c (OPTION mips_options): Rename option trace to dinero.
2545 (mips_option_handler): Update.
2547 Wed Nov 5 09:35:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2549 * interp.c (fetch_str): New function.
2550 (sim_monitor): Rewrite using sim_read & sim_write.
2551 (sim_open): Check magic number.
2552 (sim_open): Write monitor vectors into memory using sim_write.
2553 (MONITOR_BASE, MONITOR_SIZE, MEM_SIZE): Define.
2554 (sim_read, sim_write): Simplify - transfer data one byte at a
2556 (load_memory, store_memory): Clarify meaning of parameter RAW.
2558 * sim-main.h (isHOST): Defete definition.
2559 (isTARGET): Mark as depreciated.
2560 (address_translation): Delete parameter HOST.
2562 * interp.c (address_translation): Delete parameter HOST.
2564 Wed Oct 29 11:13:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
2568 * Makefile.in (IGEN_INCLUDE): Files included by mips.igen.
2569 (tmp-igen, tmp-m16): Depend on IGEN_INCLUDE.
2571 Tue Oct 28 11:06:47 1997 Andrew Cagney <cagney@b1.cygnus.com>
2573 * mips.igen: Add model filter field to records.
2575 Mon Oct 27 17:53:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2577 * Makefile.in (SIM_NO_CFLAGS): Define. Define WITH_IGEN=0.
2579 interp.c (sim_engine_run): Do not compile function sim_engine_run
2580 when WITH_IGEN == 1.
2582 * configure.in (sim_igen_flags, sim_m16_flags): Set according to
2583 target architecture.
2585 Makefile.in (tmp-igen, tmp-m16): Drop -F and -M options to
2586 igen. Replace with configuration variables sim_igen_flags /
2589 * m16.igen: New file. Copy mips16 insns here.
2590 * mips.igen: From here.
2592 Mon Oct 27 13:53:59 1997 Andrew Cagney <cagney@b1.cygnus.com>
2594 * Makefile.in (SIM_NO_OBJ): Define, move SIM_M16_OBJ, SIM_IGEN_OBJ
2596 (tmp-igen, tmp-m16): Pass -I srcdir to igen.
2598 Sat Oct 25 16:51:40 1997 Gavin Koch <gavin@cygnus.com>
2600 * gencode.c (build_instruction): Follow sim_write's lead in using
2601 BigEndianMem instead of !ByteSwapMem.
2603 Fri Oct 24 17:41:49 1997 Andrew Cagney <cagney@b1.cygnus.com>
2605 * configure.in (sim_gen): Dependent on target, select type of
2606 generator. Always select old style generator.
2608 configure: Re-generate.
2610 Makefile.in (tmp-igen, tmp-m16, clean-m16, clean-igen): New
2612 (SIM_M16_CFLAGS, SIM_M16_ALL, SIM_M16_OBJ, BUILT_SRC_FROM_M16,
2613 SIM_IGEN_CFLAGS, SIM_IGEN_ALL, SIM_IGEN_OBJ, BUILT_SRC_FROM_IGEN,
2614 IGEN_TRACE, IGEN_INSN, IGEN_DC): Define
2615 (SIM_EXTRA_CFLAGS, SIM_EXTRA_ALL, SIM_OBJS): Add member
2616 SIM_@sim_gen@_*, set by autoconf.
2618 Wed Oct 22 12:52:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
2620 * sim-main.h (NULLIFY_NEXT_INSTRUCTION, DELAY_SLOT): Define.
2622 * interp.c (ColdReset): Remove #ifdef HASFPU, check
2623 CURRENT_FLOATING_POINT instead.
2625 * interp.c (ifetch32): New function. Fetch 32 bit instruction.
2626 (address_translation): Raise exception InstructionFetch when
2627 translation fails and isINSTRUCTION.
2629 * interp.c (sim_open, sim_write, sim_monitor, store_word,
2630 sim_engine_run): Change type of of vaddr and paddr to
2632 (address_translation, prefetch, load_memory, store_memory,
2633 cache_op): Change type of vAddr and pAddr to address_word.
2635 * gencode.c (build_instruction): Change type of vaddr and paddr to
2638 Mon Oct 20 15:29:04 1997 Andrew Cagney <cagney@b1.cygnus.com>
2640 * sim-main.h (ALU64_END, ALU32_END): Use ALU*_OVERFLOW_RESULT
2641 macro to obtain result of ALU op.
2643 Tue Oct 21 17:39:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
2645 * interp.c (sim_info): Call profile_print.
2647 Mon Oct 20 13:31:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2649 * Makefile.in (SIM_OBJS): Add sim-profile.o module.
2651 * sim-main.h (WITH_PROFILE): Do not define, defined in
2652 common/sim-config.h. Use sim-profile module.
2653 (simPROFILE): Delete defintion.
2655 * interp.c (PROFILE): Delete definition.
2656 (mips_option_handler): Delete 'p', 'y' and 'x' profile options.
2657 (sim_close): Delete code writing profile histogram.
2658 (mips_set_profile, mips_set_profile_size, writeout16, writeout32):
2660 (sim_engine_run): Delete code profiling the PC.
2662 Mon Oct 20 13:31:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2664 * sim-main.h (SIGNEXTEND): Force type of result to unsigned_word.
2666 * interp.c (sim_monitor): Make register pointers of type
2669 * sim-main.h: Make registers of type unsigned_word not
2672 Thu Oct 16 10:31:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2674 * interp.c (sync_operation): Rename from SyncOperation, make
2675 global, add SD argument.
2676 (prefetch): Rename from Prefetch, make global, add SD argument.
2677 (decode_coproc): Make global.
2679 * sim-main.h (SyncOperation, DecodeCoproc, Pefetch): Define.
2681 * gencode.c (build_instruction): Generate DecodeCoproc not
2682 decode_coproc calls.
2684 * interp.c (SETFCC, GETFCC, PREVCOC1): Move to sim-main.h
2685 (SizeFGR): Move to sim-main.h
2686 (simHALTEX, simHALTIN, simTRACE, simPROFILE, simDELAYSLOT,
2687 simSIGINT, simJALDELAYSLOT): Move to sim-main.h
2688 (FP_FLAGS, FP_ENABLE, FP_CAUSE, IR, UF, OF, DZ, IO, UO): Move to
2690 (FP_FS, FP_MASK_RM, FP_SH_RM, FP_RM_NEAREST, FP_RM_TOPINF,
2691 FP_RM_TOMINF, GETRM): Move to sim-main.h.
2692 (Uncached, CachedNoncoherent, CachedCoherent, Cached,
2693 isINSTRUCTION, ..., AccessLength_BYTE, ...): Move to sim-main.h.
2694 (UserMode, BigEndianMem, ByteSwapMem, ReverseEndian,
2695 BigEndianCPU, status_KSU_mask, ...). Moved to sim-main.h
2697 * sim-main.h (ALU32_END, ALU64_END): Define. When overflow raise
2699 (sim-alu.h): Include.
2700 (NULLIFY_NIA, NULL_CIA, CPU_CIA): Define.
2701 (sim_cia): Typedef to instruction_address.
2703 Thu Oct 16 10:31:41 1997 Andrew Cagney <cagney@b1.cygnus.com>
2705 * Makefile.in (interp.o): Rename generated file engine.c to
2710 Thu Oct 16 10:31:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
2712 * gencode.c (build_instruction): Use FPR_STATE not fpr_state.
2714 Thu Oct 16 10:31:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2716 * gencode.c (build_instruction): For "FPSQRT", output correct
2717 number of arguments to Recip.
2719 Tue Oct 14 17:38:18 1997 Andrew Cagney <cagney@b1.cygnus.com>
2721 * Makefile.in (interp.o): Depends on sim-main.h
2723 * interp.c (mips16_entry, ColdReset,dotrace): Add SD argument. Use GPR not registers.
2725 * sim-main.h (sim_cpu): Add registers, register_widths, fpr_state,
2726 ipc, dspc, pending_*, hiaccess, loaccess, state, dsstate fields.
2727 (REGISTERS, REGISTER_WIDTHS, FPR_STATE, IPC, DSPC, PENDING_*,
2728 STATE, DSSTATE): Define
2729 (GPR, FGRIDX, ..): Define.
2731 * interp.c (registers, register_widths, fpr_state, ipc, dspc,
2732 pending_*, hiaccess, loaccess, state, dsstate): Delete globals.
2733 (GPR, FGRIDX, ...): Delete macros.
2735 * interp.c: Update names to match defines from sim-main.h
2737 Tue Oct 14 15:11:45 1997 Andrew Cagney <cagney@b1.cygnus.com>
2739 * interp.c (sim_monitor): Add SD argument.
2740 (sim_warning): Delete. Replace calls with calls to
2742 (sim_error): Delete. Replace calls with sim_io_error.
2743 (open_trace, writeout32, writeout16, getnum): Add SD argument.
2744 (mips_set_profile): Rename from sim_set_profile. Add SD argument.
2745 (mips_set_profile_size): Rename from sim_set_profile_size. Add SD
2747 (mips_size): Rename from sim_size. Add SD argument.
2749 * interp.c (simulator): Delete global variable.
2750 (callback): Delete global variable.
2751 (mips_option_handler, sim_open, sim_write, sim_read,
2752 sim_store_register, sim_fetch_register, sim_info, sim_do_command,
2753 sim_size,sim_monitor): Use sim_io_* not callback->*.
2754 (sim_open): ZALLOC simulator struct.
2755 (PROFILE): Do not define.
2757 Tue Oct 14 13:35:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2759 * interp.c (sim_open), support.h: Replace CHECKSIM macro found in
2760 support.h with corresponding code.
2762 * sim-main.h (word64, uword64), support.h: Move definition to
2764 (WORD64LO, WORD64HI, SET64LO, SET64HI, WORD64, UWORD64): Ditto.
2767 * Makefile.in: Update dependencies
2768 * interp.c: Do not include.
2770 Tue Oct 14 13:35:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2772 * interp.c (address_translation, load_memory, store_memory,
2773 cache_op): Rename to from AddressTranslation et.al., make global,
2776 * sim-main.h (AddressTranslation, LoadMemory, StoreMemory,
2779 * interp.c (SignalException): Rename to signal_exception, make
2782 * interp.c (Interrupt, ...): Move definitions to sim-main.h.
2784 * sim-main.h (SignalException, SignalExceptionInterrupt,
2785 SignalExceptionInstructionFetch, SignalExceptionAddressStore,
2786 SignalExceptionAddressLoad, SignalExceptionSimulatorFault,
2787 SignalExceptionIntegerOverflow, SignalExceptionCoProcessorUnusable):
2790 * interp.c, support.h: Use.
2792 Tue Oct 14 13:19:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2794 * interp.c (ValueFPR, StoreFPR), sim-main.h: Make global, rename
2795 to value_fpr / store_fpr. Add SD argument.
2796 (NaN, Infinity, Less, Equal, AbsoluteValue, Negate, Add, Sub,
2797 Multiply, Divide, Recip, SquareRoot, Convert): Make global.
2799 * sim-main.h (ValueFPR, StoreFPR): Define.
2801 Tue Oct 14 13:06:55 1997 Andrew Cagney <cagney@b1.cygnus.com>
2803 * interp.c (sim_engine_run): Check consistency between configure
2804 WITH_TARGET_WORD_BITSIZE and WITH_FLOATING_POINT and gensim GPRLEN
2807 * configure.in (mips_bitsize): Configure WITH_TARGET_WORD_BITSIZE.
2808 (mips_fpu): Configure WITH_FLOATING_POINT.
2809 (mips_endian): Configure WITH_TARGET_ENDIAN.
2810 * configure: Update.
2812 Fri Oct 3 09:28:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
2814 * configure: Regenerated to track ../common/aclocal.m4 changes.
2816 Mon Sep 29 14:45:00 1997 Bob Manson <manson@charmed.cygnus.com>
2818 * configure: Regenerated.
2820 Fri Sep 26 12:48:18 1997 Mark Alexander <marka@cygnus.com>
2822 * interp.c: Allow Debug, DEPC, and EPC registers to be examined in GDB.
2824 Thu Sep 25 11:15:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2826 * gencode.c (print_igen_insn_models): Assume certain architectures
2827 include all mips* instructions.
2828 (print_igen_insn_format): Use data_size==-1 as marker for MIPS16
2831 * Makefile.in (tmp.igen): Add target. Generate igen input from
2834 * gencode.c (FEATURE_IGEN): Define.
2835 (main): Add --igen option. Generate output in igen format.
2836 (process_instructions): Format output according to igen option.
2837 (print_igen_insn_format): New function.
2838 (print_igen_insn_models): New function.
2839 (process_instructions): Only issue warnings and ignore
2840 instructions when no FEATURE_IGEN.
2842 Wed Sep 24 17:38:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
2844 * interp.c (COP_SD, COP_LD): Add UNUSED to pacify GCC for some
2847 Tue Sep 23 11:04:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
2849 * configure: Regenerated to track ../common/aclocal.m4 changes.
2851 Tue Sep 23 10:19:51 1997 Andrew Cagney <cagney@b1.cygnus.com>
2853 * Makefile.in (SIM_ALIGNMENT, SIM_ENDIAN, SIM_HOSTENDIAN,
2854 SIM_RESERVED_BITS): Delete, moved to common.
2855 (SIM_EXTRA_CFLAGS): Update.
2857 Mon Sep 22 11:46:20 1997 Andrew Cagney <cagney@b1.cygnus.com>
2859 * configure.in: Configure non-strict memory alignment.
2860 * configure: Regenerated to track ../common/aclocal.m4 changes.
2862 Fri Sep 19 17:45:25 1997 Andrew Cagney <cagney@b1.cygnus.com>
2864 * configure: Regenerated to track ../common/aclocal.m4 changes.
2866 Sat Sep 20 14:07:28 1997 Gavin Koch <gavin@cygnus.com>
2868 * gencode.c (SDBBP,DERET): Added (3900) insns.
2869 (RFE): Turn on for 3900.
2870 * interp.c (DebugBreakPoint,DEPC,Debug,Debug_*): Added.
2871 (dsstate): Made global.
2872 (SUBTARGET_R3900): Added.
2873 (CANCELDELAYSLOT): New.
2874 (SignalException): Ignore SystemCall rather than ignore and
2875 terminate. Add DebugBreakPoint handling.
2876 (decode_coproc): New insns RFE, DERET; and new registers Debug
2877 and DEPC protected by SUBTARGET_R3900.
2878 (sim_engine_run): Use CANCELDELAYSLOT rather than clearing
2880 * Makefile.in,configure.in: Add mips subtarget option.
2881 * configure: Update.
2883 Fri Sep 19 09:33:27 1997 Gavin Koch <gavin@cygnus.com>
2885 * gencode.c: Add r3900 (tx39).
2888 Tue Sep 16 15:52:04 1997 Gavin Koch <gavin@cygnus.com>
2890 * gencode.c (build_instruction): Don't need to subtract 4 for
2893 Tue Sep 16 11:32:28 1997 Gavin Koch <gavin@cygnus.com>
2895 * interp.c: Correct some HASFPU problems.
2897 Mon Sep 15 17:36:15 1997 Andrew Cagney <cagney@b1.cygnus.com>
2899 * configure: Regenerated to track ../common/aclocal.m4 changes.
2901 Fri Sep 12 12:01:39 1997 Andrew Cagney <cagney@b1.cygnus.com>
2903 * interp.c (mips_options): Fix samples option short form, should
2906 Thu Sep 11 09:35:29 1997 Andrew Cagney <cagney@b1.cygnus.com>
2908 * interp.c (sim_info): Enable info code. Was just returning.
2910 Tue Sep 9 17:30:57 1997 Andrew Cagney <cagney@b1.cygnus.com>
2912 * interp.c (decode_coproc): Clarify warning about unsuported MTC0,
2915 Tue Sep 9 16:28:28 1997 Andrew Cagney <cagney@b1.cygnus.com>
2917 * gencode.c (build_instruction): Use SIGNED64 for 64 bit
2919 (build_instruction): Ditto for LL.
2921 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
2923 * configure: Regenerated to track ../common/aclocal.m4 changes.
2925 Wed Aug 27 18:13:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2927 * configure: Regenerated to track ../common/aclocal.m4 changes.
2930 Wed Aug 27 14:12:27 1997 Andrew Cagney <cagney@b1.cygnus.com>
2932 * interp.c (sim_open): Add call to sim_analyze_program, update
2935 Tue Aug 26 10:40:07 1997 Andrew Cagney <cagney@b1.cygnus.com>
2937 * interp.c (sim_kill): Delete.
2938 (sim_create_inferior): Add ABFD argument. Set PC from same.
2939 (sim_load): Move code initializing trap handlers from here.
2940 (sim_open): To here.
2941 (sim_load): Delete, use sim-hload.c.
2943 * Makefile.in (SIM_OBJS): Add sim-hload.o module.
2945 Mon Aug 25 17:50:22 1997 Andrew Cagney <cagney@b1.cygnus.com>
2947 * configure: Regenerated to track ../common/aclocal.m4 changes.
2950 Mon Aug 25 15:59:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
2952 * interp.c (sim_open): Add ABFD argument.
2953 (sim_load): Move call to sim_config from here.
2954 (sim_open): To here. Check return status.
2956 Fri Jul 25 15:00:45 1997 Gavin Koch <gavin@cygnus.com>
2958 * gencode.c (build_instruction): Two arg MADD should
2959 not assign result to $0.
2961 Thu Jun 26 12:13:17 1997 Angela Marie Thomas (angela@cygnus.com)
2963 * sim/mips/configure: Change default_sim_endian to 0 (bi-endian)
2964 * sim/mips/configure.in: Regenerate.
2966 Wed Jul 9 10:29:21 1997 Andrew Cagney <cagney@critters.cygnus.com>
2968 * interp.c (SUB_REG_UW, SUB_REG_SW, SUB_REG_*): Use more explicit
2969 signed8, unsigned8 et.al. types.
2971 * interp.c (SUB_REG_FETCH): Handle both little and big endian
2972 hosts when selecting subreg.
2974 Wed Jul 2 11:54:10 1997 Jeffrey A Law (law@cygnus.com)
2976 * interp.c (sim_engine_run): Reset the ZERO register to zero
2977 regardless of FEATURE_WARN_ZERO.
2978 * gencode.c (FEATURE_WARNINGS): Remove FEATURE_WARN_ZERO.
2980 Wed Jun 4 10:43:14 1997 Andrew Cagney <cagney@b1.cygnus.com>
2982 * interp.c (decode_coproc): Implement MTC0 N, CAUSE.
2983 (SignalException): For BreakPoints ignore any mode bits and just
2985 (SignalException): Always set the CAUSE register.
2987 Tue Jun 3 05:00:33 1997 Andrew Cagney <cagney@b1.cygnus.com>
2989 * interp.c (SignalException): Clear the simDELAYSLOT flag when an
2990 exception has been taken.
2992 * interp.c: Implement the ERET and mt/f sr instructions.
2994 Sat May 31 00:44:16 1997 Andrew Cagney <cagney@b1.cygnus.com>
2996 * interp.c (SignalException): Don't bother restarting an
2999 Fri May 30 23:41:48 1997 Andrew Cagney <cagney@b1.cygnus.com>
3001 * interp.c (SignalException): Really take an interrupt.
3002 (interrupt_event): Only deliver interrupts when enabled.
3004 Tue May 27 20:08:06 1997 Andrew Cagney <cagney@b1.cygnus.com>
3006 * interp.c (sim_info): Only print info when verbose.
3007 (sim_info) Use sim_io_printf for output.
3009 Tue May 27 14:22:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
3011 * interp.c (CoProcPresent): Add UNUSED attribute - not used by all
3014 Tue May 27 14:22:23 1997 Andrew Cagney <cagney@b1.cygnus.com>
3016 * interp.c (sim_do_command): Check for common commands if a
3017 simulator specific command fails.
3019 Thu May 22 09:32:03 1997 Gavin Koch <gavin@cygnus.com>
3021 * interp.c (sim_engine_run): ifdef out uses of simSTOP, simSTEP
3022 and simBE when DEBUG is defined.
3024 Wed May 21 09:08:10 1997 Andrew Cagney <cagney@b1.cygnus.com>
3026 * interp.c (interrupt_event): New function. Pass exception event
3027 onto exception handler.
3029 * configure.in: Check for stdlib.h.
3030 * configure: Regenerate.
3032 * gencode.c (build_instruction): Add UNUSED attribute to tempS
3033 variable declaration.
3034 (build_instruction): Initialize memval1.
3035 (build_instruction): Add UNUSED attribute to byte, bigend,
3037 (build_operands): Ditto.
3039 * interp.c: Fix GCC warnings.
3040 (sim_get_quit_code): Delete.
3042 * configure.in: Add INLINE, ENDIAN, HOSTENDIAN and WARNINGS.
3043 * Makefile.in: Ditto.
3044 * configure: Re-generate.
3046 * Makefile.in (SIM_OBJS): Add sim-watch.o module.
3048 Tue May 20 15:08:56 1997 Andrew Cagney <cagney@b1.cygnus.com>
3050 * interp.c (mips_option_handler): New function parse argumes using
3052 (myname): Replace with STATE_MY_NAME.
3053 (sim_open): Delete check for host endianness - performed by
3055 (simHOSTBE, simBE): Delete, replaced by sim-endian flags.
3056 (sim_open): Move much of the initialization from here.
3057 (sim_load): To here. After the image has been loaded and
3059 (sim_open): Move ColdReset from here.
3060 (sim_create_inferior): To here.
3061 (sim_open): Make FP check less dependant on host endianness.
3063 * Makefile.in (SIM_RUN_OBJS): Set to nrun.o - use new version or
3065 * interp.c (sim_set_callbacks): Delete.
3067 * interp.c (membank, membank_base, membank_size): Replace with
3068 STATE_MEMORY, STATE_MEM_SIZE, STATE_MEM_BASE.
3069 (sim_open): Remove call to callback->init. gdb/run do this.
3073 * sim-main.h (SIM_HAVE_FLATMEM): Define.
3075 * interp.c (big_endian_p): Delete, replaced by
3076 current_target_byte_order.
3078 Tue May 20 13:55:00 1997 Andrew Cagney <cagney@b1.cygnus.com>
3080 * interp.c (host_read_long, host_read_word, host_swap_word,
3081 host_swap_long): Delete. Using common sim-endian.
3082 (sim_fetch_register, sim_store_register): Use H2T.
3083 (pipeline_ticks): Delete. Handled by sim-events.
3085 (sim_engine_run): Update.
3087 Tue May 20 13:42:03 1997 Andrew Cagney <cagney@b1.cygnus.com>
3089 * interp.c (sim_stop_reason): Move code determining simEXCEPTION
3091 (SignalException): To here. Signal using sim_engine_halt.
3092 (sim_stop_reason): Delete, moved to common.
3094 Tue May 20 10:19:48 1997 Andrew Cagney <cagney@b2.cygnus.com>
3096 * interp.c (sim_open): Add callback argument.
3097 (sim_set_callbacks): Delete SIM_DESC argument.
3100 Mon May 19 18:20:38 1997 Andrew Cagney <cagney@b1.cygnus.com>
3102 * Makefile.in (SIM_OBJS): Add common modules.
3104 * interp.c (sim_set_callbacks): Also set SD callback.
3105 (set_endianness, xfer_*, swap_*): Delete.
3106 (host_read_word, host_read_long, host_swap_word, host_swap_long):
3107 Change to functions using sim-endian macros.
3108 (control_c, sim_stop): Delete, use common version.
3109 (simulate): Convert into.
3110 (sim_engine_run): This function.
3111 (sim_resume): Delete.
3113 * interp.c (simulation): New variable - the simulator object.
3114 (sim_kind): Delete global - merged into simulation.
3115 (sim_load): Cleanup. Move PC assignment from here.
3116 (sim_create_inferior): To here.
3118 * sim-main.h: New file.
3119 * interp.c (sim-main.h): Include.
3121 Thu Apr 24 00:39:51 1997 Doug Evans <dje@canuck.cygnus.com>
3123 * configure: Regenerated to track ../common/aclocal.m4 changes.
3125 Wed Apr 23 17:32:19 1997 Doug Evans <dje@canuck.cygnus.com>
3127 * tconfig.in (SIM_HAVE_BIENDIAN): Define.
3129 Mon Apr 21 17:16:13 1997 Gavin Koch <gavin@cygnus.com>
3131 * gencode.c (build_instruction): DIV instructions: check
3132 for division by zero and integer overflow before using
3133 host's division operation.
3135 Thu Apr 17 03:18:14 1997 Doug Evans <dje@canuck.cygnus.com>
3137 * Makefile.in (SIM_OBJS): Add sim-load.o.
3138 * interp.c: #include bfd.h.
3139 (target_byte_order): Delete.
3140 (sim_kind, myname, big_endian_p): New static locals.
3141 (sim_open): Set sim_kind, myname. Move call to set_endianness to
3142 after argument parsing. Recognize -E arg, set endianness accordingly.
3143 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
3144 load file into simulator. Set PC from bfd.
3145 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
3146 (set_endianness): Use big_endian_p instead of target_byte_order.
3148 Wed Apr 16 17:55:37 1997 Andrew Cagney <cagney@b1.cygnus.com>
3150 * interp.c (sim_size): Delete prototype - conflicts with
3151 definition in remote-sim.h. Correct definition.
3153 Mon Apr 7 15:45:02 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
3155 * configure: Regenerated to track ../common/aclocal.m4 changes.
3158 Wed Apr 2 15:06:28 1997 Doug Evans <dje@canuck.cygnus.com>
3160 * interp.c (sim_open): New arg `kind'.
3162 * configure: Regenerated to track ../common/aclocal.m4 changes.
3164 Wed Apr 2 14:34:19 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
3166 * configure: Regenerated to track ../common/aclocal.m4 changes.
3168 Tue Mar 25 11:38:22 1997 Doug Evans <dje@canuck.cygnus.com>
3170 * interp.c (sim_open): Set optind to 0 before calling getopt.
3172 Wed Mar 19 01:14:00 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
3174 * configure: Regenerated to track ../common/aclocal.m4 changes.
3176 Mon Mar 17 10:52:59 1997 Gavin Koch <gavin@cetus.cygnus.com>
3178 * interp.c : Replace uses of pr_addr with pr_uword64
3179 where the bit length is always 64 independent of SIM_ADDR.
3180 (pr_uword64) : added.
3182 Mon Mar 17 15:10:07 1997 Andrew Cagney <cagney@kremvax.cygnus.com>
3184 * configure: Re-generate.
3186 Fri Mar 14 10:34:11 1997 Michael Meissner <meissner@cygnus.com>
3188 * configure: Regenerate to track ../common/aclocal.m4 changes.
3190 Thu Mar 13 12:51:36 1997 Doug Evans <dje@canuck.cygnus.com>
3192 * interp.c (sim_open): New SIM_DESC result. Argument is now
3194 (other sim_*): New SIM_DESC argument.
3196 Mon Feb 24 22:47:14 1997 Dawn Perchik <dawn@cygnus.com>
3198 * interp.c: Fix printing of addresses for non-64-bit targets.
3199 (pr_addr): Add function to print address based on size.
3201 Wed Feb 19 14:42:09 1997 Mark Alexander <marka@cygnus.com>
3203 * interp.c (simopen): Add support for LSI MiniRISC PMON vectors.
3205 Thu Feb 13 14:08:30 1997 Ian Lance Taylor <ian@cygnus.com>
3207 * gencode.c (build_mips16_operands): Correct computation of base
3208 address for extended PC relative instruction.
3210 Thu Feb 6 17:16:15 1997 Ian Lance Taylor <ian@cygnus.com>
3212 * interp.c (mips16_entry): Add support for floating point cases.
3213 (SignalException): Pass floating point cases to mips16_entry.
3214 (ValueFPR): Don't restrict fmt_single and fmt_word to even
3216 (StoreFPR): Likewise. Also, don't clobber fpr + 1 for fmt_single
3218 (COP_LW): Pass fmt_word rather than fmt_uninterpreted to StoreFPR,
3219 and then set the state to fmt_uninterpreted.
3220 (COP_SW): Temporarily set the state to fmt_word while calling
3223 Tue Feb 4 16:48:25 1997 Ian Lance Taylor <ian@cygnus.com>
3225 * gencode.c (build_instruction): The high order may be set in the
3226 comparison flags at any ISA level, not just ISA 4.
3228 Tue Feb 4 13:33:30 1997 Doug Evans <dje@canuck.cygnus.com>
3230 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
3231 COMMON_{PRE,POST}_CONFIG_FRAG instead.
3232 * configure.in: sinclude ../common/aclocal.m4.
3233 * configure: Regenerated.
3235 Fri Jan 31 11:11:45 1997 Ian Lance Taylor <ian@cygnus.com>
3237 * configure: Rebuild after change to aclocal.m4.
3239 Thu Jan 23 11:46:23 1997 Stu Grossman (grossman@critters.cygnus.com)
3241 * configure configure.in Makefile.in: Update to new configure
3242 scheme which is more compatible with WinGDB builds.
3243 * configure.in: Improve comment on how to run autoconf.
3244 * configure: Re-run autoconf to get new ../common/aclocal.m4.
3245 * Makefile.in: Use autoconf substitution to install common
3248 Wed Jan 8 12:39:03 1997 Jim Wilson <wilson@cygnus.com>
3250 * gencode.c (build_instruction): Use BigEndianCPU instead of
3253 Thu Jan 02 22:23:04 1997 Mark Alexander <marka@cygnus.com>
3255 * interp.c (sim_monitor): Make output to stdout visible in
3256 wingdb's I/O log window.
3258 Tue Dec 31 07:04:00 1996 Mark Alexander <marka@cygnus.com>
3260 * support.h: Undo previous change to SIGTRAP
3263 Mon Dec 30 17:36:06 1996 Ian Lance Taylor <ian@cygnus.com>
3265 * interp.c (store_word, load_word): New static functions.
3266 (mips16_entry): New static function.
3267 (SignalException): Look for mips16 entry and exit instructions.
3268 (simulate): Use the correct index when setting fpr_state after
3269 doing a pending move.
3271 Sun Dec 29 09:37:18 1996 Mark Alexander <marka@cygnus.com>
3273 * interp.c: Fix byte-swapping code throughout to work on
3274 both little- and big-endian hosts.
3276 Sun Dec 29 09:18:32 1996 Mark Alexander <marka@cygnus.com>
3278 * support.h: Make definitions of SIGTRAP and SIGQUIT consistent
3279 with gdb/config/i386/xm-windows.h.
3281 Fri Dec 27 22:48:51 1996 Mark Alexander <marka@cygnus.com>
3283 * gencode.c (build_instruction): Work around MSVC++ code gen bug
3284 that messes up arithmetic shifts.
3286 Fri Dec 20 11:04:05 1996 Stu Grossman (grossman@critters.cygnus.com)
3288 * support.h: Use _WIN32 instead of __WIN32__. Also add defs for
3289 SIGTRAP and SIGQUIT for _WIN32.
3291 Thu Dec 19 14:07:27 1996 Ian Lance Taylor <ian@cygnus.com>
3293 * gencode.c (build_instruction) [MUL]: Cast operands to word64, to
3294 force a 64 bit multiplication.
3295 (build_instruction) [OR]: In mips16 mode, don't do anything if the
3296 destination register is 0, since that is the default mips16 nop
3299 Mon Dec 16 14:59:38 1996 Ian Lance Taylor <ian@cygnus.com>
3301 * gencode.c (MIPS16_DECODE): SWRASP is I8, not RI.
3302 (build_endian_shift): Don't check proc64.
3303 (build_instruction): Always set memval to uword64. Cast op2 to
3304 uword64 when shifting it left in memory instructions. Always use
3305 the same code for stores--don't special case proc64.
3307 * gencode.c (build_mips16_operands): Fix base PC value for PC
3309 (build_instruction): Call JALDELAYSLOT rather than DELAYSLOT for a
3311 * interp.c (simJALDELAYSLOT): Define.
3312 (JALDELAYSLOT): Define.
3313 (INDELAYSLOT, INJALDELAYSLOT): Define.
3314 (simulate): Clear simJALDELAYSLOT when simDELAYSLOT is cleared.
3316 Tue Dec 24 22:11:20 1996 Angela Marie Thomas (angela@cygnus.com)
3318 * interp.c (sim_open): add flush_cache as a PMON routine
3319 (sim_monitor): handle flush_cache by ignoring it
3321 Wed Dec 11 13:53:51 1996 Jim Wilson <wilson@cygnus.com>
3323 * gencode.c (build_instruction): Use !ByteSwapMem instead of
3325 * interp.c (CONFIG, config_EP_{mask,shift,D,DxxDxx, config_BE): Delete.
3326 (BigEndianMem): Rename to ByteSwapMem and change sense.
3327 (BigEndianCPU, sim_write, LoadMemory, StoreMemory): Change
3328 BigEndianMem references to !ByteSwapMem.
3329 (set_endianness): New function, with prototype.
3330 (sim_open): Call set_endianness.
3331 (sim_info): Use simBE instead of BigEndianMem.
3332 (xfer_direct_word, xfer_direct_long, swap_direct_word,
3333 swap_direct_long, xfer_big_word, xfer_big_long, xfer_little_word,
3334 xfer_little_long, swap_word, swap_long): Delete unnecessary MSC_VER
3335 ifdefs, keeping the prototype declaration.
3336 (swap_word): Rewrite correctly.
3337 (ColdReset): Delete references to CONFIG. Delete endianness related
3338 code; moved to set_endianness.
3340 Tue Dec 10 11:32:04 1996 Jim Wilson <wilson@cygnus.com>
3342 * gencode.c (build_instruction, case JUMP): Truncate PC to 32 bits.
3343 * interp.c (CHECKHILO): Define away.
3344 (simSIGINT): New macro.
3345 (membank_size): Increase from 1MB to 2MB.
3346 (control_c): New function.
3347 (sim_resume): Rename parameter signal to signal_number. Add local
3348 variable prev. Call signal before and after simulate.
3349 (sim_stop_reason): Add simSIGINT support.
3350 (sim_warning, sim_error, dotrace, SignalException): Define as stdarg
3352 (sim_warning): Delete call to SignalException. Do call printf_filtered
3354 (AddressTranslation): Add #ifdef DEBUG around debugging message and
3355 a call to sim_warning.
3357 Wed Nov 27 11:53:50 1996 Ian Lance Taylor <ian@cygnus.com>
3359 * gencode.c (process_instructions): If ! proc64, skip DOUBLEWORD
3360 16 bit instructions.
3362 Tue Nov 26 11:53:12 1996 Ian Lance Taylor <ian@cygnus.com>
3364 Add support for mips16 (16 bit MIPS implementation):
3365 * gencode.c (inst_type): Add mips16 instruction encoding types.
3366 (GETDATASIZEINSN): Define.
3367 (MIPS_DECODE): Add REG flag to dsllv, dsrav, and dsrlv. Add
3368 jalx. Add LEFT flag to mfhi and mflo. Add RIGHT flag to mthi and
3370 (MIPS16_DECODE): New table, for mips16 instructions.
3371 (bitmap_val): New static function.
3372 (struct mips16_op): Define.
3373 (mips16_op_table): New table, for mips16 operands.
3374 (build_mips16_operands): New static function.
3375 (process_instructions): If PC is odd, decode a mips16
3376 instruction. Break out instruction handling into new
3377 build_instruction function.
3378 (build_instruction): New static function, broken out of
3379 process_instructions. Check modifiers rather than flags for SHIFT
3380 bit count and m[ft]{hi,lo} direction.
3381 (usage): Pass program name to fprintf.
3382 (main): Remove unused variable this_option_optind. Change
3383 ``*loptarg++'' to ``loptarg++''.
3384 (my_strtoul): Parenthesize && within ||.
3385 * interp.c (LoadMemory): Accept a halfword pAddr if vAddr is odd.
3386 (simulate): If PC is odd, fetch a 16 bit instruction, and
3387 increment PC by 2 rather than 4.
3388 * configure.in: Add case for mips16*-*-*.
3389 * configure: Rebuild.
3391 Fri Nov 22 08:49:36 1996 Mark Alexander <marka@cygnus.com>
3393 * interp.c: Allow -t to enable tracing in standalone simulator.
3394 Fix garbage output in trace file and error messages.
3396 Wed Nov 20 01:54:37 1996 Doug Evans <dje@canuck.cygnus.com>
3398 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
3399 (SIM_{OBJS,EXTRA_CFLAGS,EXTRA_CLEAN}): Define.
3400 * configure.in: Simplify using macros in ../common/aclocal.m4.
3401 * configure: Regenerated.
3402 * tconfig.in: New file.
3404 Tue Nov 12 13:34:00 1996 Dawn Perchik <dawn@cygnus.com>
3406 * interp.c: Fix bugs in 64-bit port.
3407 Use ansi function declarations for msvc compiler.
3408 Initialize and test file pointer in trace code.
3409 Prevent duplicate definition of LAST_EMED_REGNUM.
3411 Tue Oct 15 11:07:06 1996 Mark Alexander <marka@cygnus.com>
3413 * interp.c (xfer_big_long): Prevent unwanted sign extension.
3415 Thu Sep 26 17:35:00 1996 James G. Smith <jsmith@cygnus.co.uk>
3417 * interp.c (SignalException): Check for explicit terminating
3419 * gencode.c: Pass instruction value through SignalException()
3420 calls for Trap, Breakpoint and Syscall.
3422 Thu Sep 26 11:35:17 1996 James G. Smith <jsmith@cygnus.co.uk>
3424 * interp.c (SquareRoot): Add HAVE_SQRT check to ensure sqrt() is
3425 only used on those hosts that provide it.
3426 * configure.in: Add sqrt() to list of functions to be checked for.
3427 * config.in: Re-generated.
3428 * configure: Re-generated.
3430 Fri Sep 20 15:47:12 1996 Ian Lance Taylor <ian@cygnus.com>
3432 * gencode.c (process_instructions): Call build_endian_shift when
3433 expanding STORE RIGHT, to fix swr.
3434 * support.h (SIGNEXTEND): If the sign bit is not set, explicitly
3435 clear the high bits.
3436 * interp.c (Convert): Fix fmt_single to fmt_long to not truncate.
3437 Fix float to int conversions to produce signed values.
3439 Thu Sep 19 15:34:17 1996 Ian Lance Taylor <ian@cygnus.com>
3441 * gencode.c (MIPS_DECODE): Set UNSIGNED for multu instruction.
3442 (process_instructions): Correct handling of nor instruction.
3443 Correct shift count for 32 bit shift instructions. Correct sign
3444 extension for arithmetic shifts to not shift the number of bits in
3445 the type. Fix 64 bit multiply high word calculation. Fix 32 bit
3446 unsigned multiply. Fix ldxc1 and friends to use coprocessor 1.
3448 * interp.c (CHECKHILO): Don't set HIACCESS, LOACCESS, or HLPC.
3449 It's OK to have a mult follow a mult. What's not OK is to have a
3450 mult follow an mfhi.
3451 (Convert): Comment out incorrect rounding code.
3453 Mon Sep 16 11:38:16 1996 James G. Smith <jsmith@cygnus.co.uk>
3455 * interp.c (sim_monitor): Improved monitor printf
3456 simulation. Tidied up simulator warnings, and added "--log" option
3457 for directing warning message output.
3458 * gencode.c: Use sim_warning() rather than WARNING macro.
3460 Thu Aug 22 15:03:12 1996 Ian Lance Taylor <ian@cygnus.com>
3462 * Makefile.in (gencode): Depend upon gencode.o, getopt.o, and
3463 getopt1.o, rather than on gencode.c. Link objects together.
3464 Don't link against -liberty.
3465 (gencode.o, getopt.o, getopt1.o): New targets.
3466 * gencode.c: Include <ctype.h> and "ansidecl.h".
3467 (AND): Undefine after including "ansidecl.h".
3468 (ULONG_MAX): Define if not defined.
3469 (OP_*): Don't define macros; now defined in opcode/mips.h.
3470 (main): Call my_strtoul rather than strtoul.
3471 (my_strtoul): New static function.
3473 Wed Jul 17 18:12:38 1996 Stu Grossman (grossman@critters.cygnus.com)
3475 * gencode.c (process_instructions): Generate word64 and uword64
3476 instead of `long long' and `unsigned long long' data types.
3477 * interp.c: #include sysdep.h to get signals, and define default
3479 * (Convert): Work around for Visual-C++ compiler bug with type
3481 * support.h: Make things compile under Visual-C++ by using
3482 __int64 instead of `long long'. Change many refs to long long
3483 into word64/uword64 typedefs.
3485 Wed Jun 26 12:24:55 1996 Jason Molenda (crash@godzilla.cygnus.co.jp)
3487 * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
3488 INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
3490 * configure.in (AC_PREREQ): autoconf 2.5 or higher.
3491 (AC_PROG_INSTALL): Added.
3492 (AC_PROG_CC): Moved to before configure.host call.
3493 * configure: Rebuilt.
3495 Wed Jun 5 08:28:13 1996 James G. Smith <jsmith@cygnus.co.uk>
3497 * configure.in: Define @SIMCONF@ depending on mips target.
3498 * configure: Rebuild.
3499 * Makefile.in (run): Add @SIMCONF@ to control simulator
3501 * gencode.c: Change LOADDRMASK to 64bit memory model only.
3502 * interp.c: Remove some debugging, provide more detailed error
3503 messages, update memory accesses to use LOADDRMASK.
3505 Mon Jun 3 11:55:03 1996 Ian Lance Taylor <ian@cygnus.com>
3507 * configure.in: Add calls to AC_CONFIG_HEADER, AC_CHECK_HEADERS,
3508 AC_CHECK_LIB, and AC_CHECK_FUNCS. Change AC_OUTPUT to set
3510 * configure: Rebuild.
3511 * config.in: New file, generated by autoheader.
3512 * interp.c: Include "config.h". Include <stdlib.h>, <string.h>,
3513 and <strings.h> if they exist. Replace #ifdef sun with #ifdef
3514 HAVE_ANINT and HAVE_AINT, as appropriate.
3515 * Makefile.in (run): Use @LIBS@ rather than -lm.
3516 (interp.o): Depend upon config.h.
3517 (Makefile): Just rebuild Makefile.
3518 (clean): Remove stamp-h.
3519 (mostlyclean): Make the same as clean, not as distclean.
3520 (config.h, stamp-h): New targets.
3522 Fri May 10 00:41:17 1996 James G. Smith <jsmith@cygnus.co.uk>
3524 * interp.c (ColdReset): Fix boolean test. Make all simulator
3527 Wed May 8 15:12:58 1996 James G. Smith <jsmith@cygnus.co.uk>
3529 * interp.c (xfer_direct_word, xfer_direct_long,
3530 swap_direct_word, swap_direct_long, xfer_big_word,
3531 xfer_big_long, xfer_little_word, xfer_little_long,
3532 swap_word,swap_long): Added.
3533 * interp.c (ColdReset): Provide function indirection to
3534 host<->simulated_target transfer routines.
3535 * interp.c (sim_store_register, sim_fetch_register): Updated to
3536 make use of indirected transfer routines.
3538 Fri Apr 19 15:48:24 1996 James G. Smith <jsmith@cygnus.co.uk>
3540 * gencode.c (process_instructions): Ensure FP ABS instruction
3542 * interp.c (AbsoluteValue): Add routine. Also provide simple PMON
3543 system call support.
3545 Wed Apr 10 09:51:38 1996 James G. Smith <jsmith@cygnus.co.uk>
3547 * interp.c (sim_do_command): Complain if callback structure not
3550 Thu Mar 28 13:50:51 1996 James G. Smith <jsmith@cygnus.co.uk>
3552 * interp.c (Convert): Provide round-to-nearest and round-to-zero
3553 support for Sun hosts.
3554 * Makefile.in (gencode): Ensure the host compiler and libraries
3555 used for cross-hosted build.
3557 Wed Mar 27 14:42:12 1996 James G. Smith <jsmith@cygnus.co.uk>
3559 * interp.c, gencode.c: Some more (TODO) tidying.
3561 Thu Mar 7 11:19:33 1996 James G. Smith <jsmith@cygnus.co.uk>
3563 * gencode.c, interp.c: Replaced explicit long long references with
3564 WORD64HI, WORD64LO, SET64HI and SET64LO macro calls.
3565 * support.h (SET64LO, SET64HI): Macros added.
3567 Wed Feb 21 12:16:21 1996 Ian Lance Taylor <ian@cygnus.com>
3569 * configure: Regenerate with autoconf 2.7.
3571 Tue Jan 30 08:48:18 1996 Fred Fish <fnf@cygnus.com>
3573 * interp.c (LoadMemory): Enclose text following #endif in /* */.
3574 * support.h: Remove superfluous "1" from #if.
3575 * support.h (CHECKSIM): Remove stray 'a' at end of line.
3577 Mon Dec 4 11:44:40 1995 Jamie Smith <jsmith@cygnus.com>
3579 * interp.c (StoreFPR): Control UndefinedResult() call on
3580 WARN_RESULT manifest.
3582 Fri Dec 1 16:37:19 1995 James G. Smith <jsmith@cygnus.co.uk>
3584 * gencode.c: Tidied instruction decoding, and added FP instruction
3587 * interp.c: Added dineroIII, and BSD profiling support. Also
3588 run-time FP handling.
3590 Sun Oct 22 00:57:18 1995 James G. Smith <jsmith@pasanda.cygnus.co.uk>
3592 * Changelog, Makefile.in, README.Cygnus, configure, configure.in,
3593 gencode.c, interp.c, support.h: created.