3 * configure.ac: Address use of dv-sockser.o.
4 * tconfig.in: Conditionalize use of dv_sockser_install.
5 * configure: Regenerated.
6 * config.in: Regenerated.
11 * mips/mips3264r2.igen (rdhwr): New.
15 * configure.ac: Always link against dv-sockser.o.
16 * configure: Regenerate.
20 * config.in, configure: Regenerate.
25 * interp.c: Include config.h before system header files.
29 * aclocal.m4, config.in, configure: Regenerate.
33 * aclocal.m4: New file.
34 * configure: Regenerate.
38 * configure: Regenerate after common/acinclude.m4 update.
42 * configure.ac: Change include to common/acinclude.m4.
46 * configure.ac: Change AC_PREREQ to 2.64. Delete AC_CONFIG_HEADER
47 call. Replace common.m4 include with SIM_AC_COMMON.
48 * configure: Regenerate.
52 * Makefile.in ($(SIM_MULTI_OBJ)): Depend on sim-main.h
54 (tmp-mach-multi): Exit early when igen fails.
58 * interp.c (sim_do_command): Delete.
62 * dv-tx3904sio.c (tx3904sio_fifo_push): Change zfree to free.
63 (tx3904sio_fifo_reset): Likewise.
64 * interp.c (sim_monitor): Likewise.
68 * interp.c (sim_write): Add const to buffer arg.
72 * interp.c: Don't include sysdep.h
76 * configure: Regenerate.
80 * config.in: Regenerate.
81 * configure: Likewise.
83 * configure: Regenerate.
87 * configure: Regenerate to track ../common/common.m4 changes.
94 * configure: Regenerate.
98 * mips.igen (check_fmt_p): Provide a separate mips32r2 definition
99 that unconditionally allows fmt_ps.
100 (ALNV.PS, CEIL.L.fmt, CVT.L.fmt, CVT.PS.S, CVT.S.PL, CVT.S.PU)
101 (FLOOR.L.fmt, LWXC1, MADD.fmt, MSUB.fmt, NMADD.fmt, NMSUB.fmt)
102 (PLL.PS, PLU.PS, PUL.PS, PUU.PS, ROUND.L.fmt, TRUNC.L.fmt): Change
103 filter from 64,f to 32,f.
104 (PREFX): Change filter from 64 to 32.
105 (LDXC1, LUXC1): Provide separate mips32r2 implementations
106 that use do_load_double instead of do_load. Make both LUXC1
107 versions unpredictable if SizeFGR () != 64.
108 (SDXC1, SUXC1): Extend to mips32r2, using do_store_double
109 instead of do_store. Remove unused variable. Make both SUXC1
110 versions unpredictable if SizeFGR () != 64.
114 * mips.igen (ll): Fix mask for WITH_TARGET_WORD_BITSIZE == 32.
115 (sc, swxc1): Likewise. Also fix big-endian and reverse-endian
116 shifts for that case.
120 * interp.c (options enum): Add OPTION_INFO_MEMORY.
121 (display_mem_info): New static variable.
122 (mips_option_handler): Handle OPTION_INFO_MEMORY.
123 (mips_options): Add info-memory and memory-info.
124 (sim_open): After processing the command line and board
125 specification, check display_mem_info. If it is set then
126 call the real handler for the --memory-info command line
131 * configure.ac: Change license of multi-run.c to GPL version 3.
132 * configure: Regenerate.
136 * configure.ac, configure: Revert last patch.
140 * configure.ac (sim_mipsisa3264_configs): New variable.
141 (mipsis32*-*-, mipsisa32r2*-*-*, mips64*-*-*, mips64r2*-*-*): Make
142 every configuration support all four targets, using the triplet to
143 determine the default.
144 * configure: Regenerate.
148 * Makefile.in (m16run.o): New rule.
152 * mips3264r2.igen (DSHD): Fix compile warning.
156 * mips.igen (ALNV.PS, CEIL.L.fmt, CVT.L.fmt, CVT.PS.S, CVT.S.PL,
157 CVT.S.PU, FLOOR.L.fmt, LDXC1, LUXC1, LWXC1, MADD.fmt, MSUB.fmt,
158 NMADD.fmt, NMSUB.fmt, PLL.PS, PLU.PS, PREFX, PUL.PS, PUU.PS,
159 RECIP.fmt, ROUND.L.fmt, RSQRT.fmt, SWXC1, TRUNC.L.fmt): Add support
164 * mips.igen (MFHI, MFLO, MTHI, MTLO): Restore support for mips32
169 * dsp.igen: Update copyright notice.
170 * dsp2.igen: Fix copyright notice.
175 * Makefile.in (IGEN_INCLUDE): Add dsp2.igen.
176 * configure.ac (mips*-sde-elf*, mipsisa32r2*-*-*, mipsisa64r2*-*-*):
177 Add dsp2 to sim_igen_machine.
178 * configure: Regenerate.
179 * dsp.igen (do_ph_op): Add MUL support when op = 2.
180 (do_ph_mulq): New function to support mulq_rs.ph and mulq_s.ph.
181 (mulq_rs.ph): Use do_ph_mulq.
182 (MFHI, MFLO, MTHI, MTLO): Move these instructions to mips.igen.
183 * mips.igen: Add dsp2 model and include dsp2.igen.
184 (MFHI, MFLO, MTHI, MTLO): Extend these instructions for
185 for *mips32r2, *mips64r2, *dsp.
186 (MADD, MADDU, MSUB, MSUBU, MULT, MULTU): Extend these instructions
187 for *mips32r2, *mips64r2, *dsp2.
188 * dsp2.igen: New file for MIPS DSP REV 2 ASE.
193 * mips.igen (jalr.hb, jr.hb): Add decoder for mip32r2/mips64r2
194 jumps with hazard barrier.
199 * interp.c (sim_monitor): Flush stdout and stderr file descriptors
200 after each call to sim_io_write.
205 * interp.c (ColdReset): Set CP0 Config0 to reflect the address size
206 supported by this simulator.
207 (decode_coproc): Recognise additional CP0 Config registers
214 * cp1.c (value_fpr): Don't inherit existing FPR_STATE for
215 uninterpreted formats. If fmt is one of the uninterpreted types
216 don't update the FPR_STATE. Handle fmt_uninterpreted_32 like
217 fmt_word, and fmt_uninterpreted_64 like fmt_long.
218 (store_fpr): When writing an invalid odd register, set the
219 matching even register to fmt_unknown, not the following register.
220 * interp.c (sim_open): If STATE_MEM_SIZE isn't set then set it to
221 the the memory window at offset 0 set by --memory-size command
223 (sim_store_register): Handle storing 4 bytes to an 8 byte floating
225 (sim_fetch_register): Likewise for reading 4 bytes from an 8 byte
227 (sim_monitor): When returning the memory size to the MIPS
228 application, use the value in STATE_MEM_SIZE, not an arbitrary
230 (cop_lw): Don' mess around with FPR_STATE, just pass
231 fmt_uninterpreted_32 to StoreFPR.
233 (cop_ld): Pass fmt_uninterpreted_64 not fmt_uninterpreted.
235 * mips.igen (not_word_value): Single version for mips32, mips64
241 * interp.c (MEM_SIZE): Increase default memory size from 2 to 8
246 * configure.ac (mips*-sde-elf*): Move in front of generic machine
248 * configure: Regenerate.
252 * configure.ac (mips*-sde-elf*, mipsisa32r2*-*-*, mipsisa64r2*-*-*):
253 Add mdmx to sim_igen_machine.
254 (mipsisa64*-*-*): Likewise. Remove dsp.
255 (mipsisa32*-*-*): Remove dsp.
256 * configure: Regenerate.
260 * configure.ac: Add mips*-sde-elf* target.
261 * configure: Regenerate.
265 * acconfig.h: Remove.
266 * config.in, configure: Regenerate.
270 * dsp.igen (do_w_op): Fix compiler warning.
275 * configure.ac (mipsisa32r2*-*-*, mipsisa32*-*-*): Add smartmips to
277 * configure: Regenerate.
278 * mips.igen (model): Add smartmips.
279 (MADDU): Increment ACX if carry.
280 (do_mult): Clear ACX.
281 (ROR,RORV): Add smartmips.
282 (include): Include smartmips.igen.
283 * sim-main.h (ACX): Set to REGISTERS[89].
284 * smartmips.igen: New file.
289 * Makefile.in (IGEN_INCLUDE): Add missing includes for m16e.igen and
290 mips3264r2.igen. Add missing dependency rules.
291 * m16e.igen: Support for mips16e save/restore instructions.
295 * configure: Regenerated.
299 * configure: Regenerated.
303 * configure: Regenerated.
307 * dsp.igen (do_ph_shift, do_w_shra): Fix bugs for rounding instructions.
311 * dv-tx3904tmr.c (deliver_tx3904tmr_tick): Add missing break
316 * configure: Regenerate.
320 * Makefile.in (SIM_OBJS): Add dsp.o.
321 (dsp.o): New dependency.
322 (IGEN_INCLUDE): Add dsp.igen.
323 * configure.ac (mipsisa32r2*-*-*, mipsisa32*-*-*, mipsisa64r2*-*-*,
324 mipsisa64*-*-*): Add dsp to sim_igen_machine.
325 * configure: Regenerate.
326 * mips.igen: Add dsp model and include dsp.igen.
327 (MFHI, MFLO, MTHI, MTLO): Remove mips32, mips32r2, mips64, mips64r2,
328 because these instructions are extended in DSP ASE.
329 * sim-main.h (LAST_EMBED_REGNUM): Change from 89 to 96 because of
330 adding 6 DSP accumulator registers and 1 DSP control register.
331 (AC0LOIDX, AC0HIIDX, AC1LOIDX, AC1HIIDX, AC2LOIDX, AC2HIIDX, AC3LOIDX,
332 AC3HIIDX, DSPLO, DSPHI, DSPCRIDX, DSPCR, DSPCR_POS_SHIFT,
333 DSPCR_POS_MASK, DSPCR_POS_SMASK, DSPCR_SCOUNT_SHIFT, DSPCR_SCOUNT_MASK,
334 DSPCR_SCOUNT_SMASK, DSPCR_CARRY_SHIFT, DSPCR_CARRY_MASK,
335 DSPCR_CARRY_SMASK, DSPCR_CARRY, DSPCR_EFI_SHIFT, DSPCR_EFI_MASK,
336 DSPCR_EFI_SMASK, DSPCR_EFI, DSPCR_OUFLAG_SHIFT, DSPCR_OUFLAG_MASK,
337 DSPCR_OUFLAG_SMASK, DSPCR_OUFLAG4, DSPCR_OUFLAG5, DSPCR_OUFLAG6,
338 DSPCR_OUFLAG7, DSPCR_CCOND_SHIFT, DSPCR_CCOND_MASK,
339 DSPCR_CCOND_SMASK): New define.
340 (DSPLO_REGNUM, DSPHI_REGNUM): New array for DSP accumulators.
341 * dsp.c, dsp.igen: New files for MIPS DSP ASE.
345 * tconfig.in (SIM_QUIET_NAN_NEGATED): Define.
350 * mips.igen: New mips16e model and include m16e.igen.
351 (check_u64): Add mips16e tag.
352 * m16e.igen: New file for MIPS16e instructions.
353 * configure.ac (mipsisa32*-*-*, mipsisa32r2*-*-*, mipsisa64*-*-*,
354 mipsisa64r2*-*-*): Change sim_gen to M16, add mips16 and mips16e
356 * configure: Regenerate.
360 * mips.igen (mips32r2, mips64r2): New ISA models. Add new model
361 tags to all instructions which are applicable to the new ISAs.
362 (do_ror, do_dror, ROR, RORV, DROR, DROR32, DRORV): Add, moved from
364 * mips3264r2.igen: New file for MIPS 32/64 revision 2 specific
366 * vr.igen (do_ror, do_dror, ROR, RORV, DROR, DROR32, DRORV): Move
368 * configure.ac (mipsisa32r2*-*-*, mipsisa64r2*-*-*): Add new targets.
369 * configure: Regenerate.
373 * configure: Regenerate.
377 * configure.ac: Sinclude aclocal.m4 before common.m4. Add
378 explicit call to AC_CONFIG_HEADER.
379 * configure: Regenerate.
383 * configure.ac: Update to use ../common/common.m4.
384 * configure: Re-generate.
388 * configure: Regenerated to track ../common/aclocal.m4 changes.
392 * configure.ac: Rename configure.in, require autoconf 2.59.
393 * configure: Re-generate.
397 * configure: Regenerate for ../common/aclocal.m4 update.
401 Committed by Andrew Cagney.
402 * m16.igen (CMP, CMPI): Fix assembler.
406 * configure.in (mipsisa64sb1*-*-*): Add mips3d to sim_igen_machine.
407 * configure: Regenerate.
411 * configure.in (sim_m16_machine): Include mipsIII.
412 * configure: Regenerate.
416 * mips/interp.c (decode_coproc): Sign-extend the address retrieved
418 * mips/sim-main.h (COP0_BADVADDR): Remove a cast.
422 * sb1.igen (DIV.PS, RECIP.PS, RSQRT.PS, SQRT.PS): New.
426 * mips.igen (check_fmt): Remove.
427 (ABS.fmt, ADD.fmt, C.cond.fmta, C.cond.fmtb, CEIL.L.fmt, CEIL.W)
428 (CVT.D.fmt, CVT.L.fmt, CVT.S.fmt, CVT.W.fmt, DIV.fmt, FLOOR.L.fmt)
429 (FLOOR.W.fmt, MADD.fmt, MOV.fmt, MOVtf.fmt, MOVN.fmt, MOVZ.fmt)
430 (MSUB.fmt, MUL.fmt, NEG.fmt, NMADD.fmt, NMSUB.fmt, RECIP.fmt)
431 (ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt, SQRT.fmt, SUB.fmt)
432 (TRUNC.L.fmt, TRUNC.W): Explicitly specify allowed FPU formats.
433 (check_fmt_p, CEIL.L.fmt, CEIL.W, DIV.fmt, FLOOR.L.fmt)
434 (FLOOR.W.fmt, RECIP.fmt, ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt)
435 (SQRT.fmt, TRUNC.L.fmt, TRUNC.W): Remove all uses of check_fmt.
436 (C.cnd.fmta): Remove incorrect call to check_fmt_p.
440 * sb1.igen (check_sbx): New function.
441 (PABSDIFF.fmt, PABSDIFC.fmt, PAVG.fmt): Use check_sbx.
446 * sim-main.h (MIPS_MACH_HAS_MT_HILO_HAZARD)
447 (MIPS_MACH_HAS_MULT_HILO_HAZARD, MIPS_MACH_HAS_DIV_HILO_HAZARD): New.
448 * mips.igen (check_mt_hilo, check_mult_hilo, check_div_hilo): Provide
449 separate implementations for mipsIV and mipsV. Use new macros to
450 determine whether the restrictions apply.
454 * mips.igen (check_mf_cycles, check_mt_hilo, check_mf_hilo)
455 (check_mult_hilo): Improve comments.
456 (check_div_hilo): Likewise. Also, fork off a new version
457 to handle mips32/mips64 (since there are no hazards to check
462 * mips.igen (do_dmultx): Fix check for negative operands.
466 * Makefile.in (SHELL): Make sure this is defined.
467 (various): Use $(SHELL) whenever we invoke move-if-change.
471 * cp1.c: Tweak attribution slightly.
474 * mdmx.igen: Likewise.
475 * mips3d.igen: Likewise.
476 * sb1.igen: Likewise.
480 * vr.igen (do_vr_mul_op): Zero-extend the low 32 bits of
485 * interp.c (sim_open): Rename _bfd to bfd.
486 (sim_create_inferior): Ditto.
490 * mips.igen (LUXC1, SUXC1): New, for mipsV and mips64.
494 * mips.igen (EI, DI): Remove.
498 * Makefile.in (tmp-run-multi): Fix mips16 filter.
508 * configure.in (mips64vr*): Define TARGET_ENABLE_FR to 1.
509 (sim_mach_default): New variable.
510 (mips64vr-*-*, mips64vrel-*-*): New configurations.
511 Add a new simulator generator, MULTI.
512 * configure: Regenerate.
513 * Makefile.in (SIM_MULTI_OBJ, SIM_EXTRA_DISTCLEAN): New variables.
514 (multi-run.o): New dependency.
515 (SIM_MULTI_ALL, SIM_MULTI_IGEN_CONFIGS): New variables.
516 (tmp-mach-multi, tmp-itable-multi, tmp-run-multi): New rules.
517 (tmp-multi): Combine them.
518 (BUILT_SRC_FROM_MULTI): New variable. Depend on tmp-multi.
519 (clean-extra): Remove sources in BUILT_SRC_FROM_MULTI.
520 (distclean-extra): New rule.
521 * sim-main.h: Include bfd.h.
522 (MIPS_MACH): New macro.
523 * mips.igen (vr4120, vr5400, vr5500): New models.
524 (clo, clz, dclo, dclz, madd, maddu, msub, msub, mul): Add *vr5500.
525 * vr.igen: Replace with new version.
529 * configure.in: Use SIM_AC_OPTION_RESERVED_BITS(1).
530 * configure: Regenerate.
534 * sim-main.h (check_branch_bug, mark_branch_bug): Remove.
535 * mips.igen: Remove all invocations of check_branch_bug and
540 * tconfig.in: Include "gdb/callback.h" and "gdb/remote-sim.h".
544 * mips.igen (do_load_double, do_store_double): New functions.
545 (LDC1, SDC1): Rename to...
546 (LDC1b, SDC1b): respectively.
547 (LDC1a, SDC1a): New instructions for MIPS II and MIPS32 support.
551 * cp1.c (fp_recip2): Modify initialization expression so that
552 GCC will recognize it as constant.
556 * mdmx.c (SD_): Delete.
557 (Unpredictable): Re-define, for now, to directly invoke
558 unpredictable_action().
559 (mdmx_acc_op): Fix error in .ob immediate handling.
563 * interp.c (sim_firmware_command): Initialize `address'.
567 * configure: Regenerated to track ../common/aclocal.m4 changes.
572 * mips3d.igen: New file which contains MIPS-3D ASE instructions.
573 * Makefile.in (IGEN_INCLUDE): Add mips3d.igen.
574 * mips.igen: Include mips3d.igen.
575 (mips3d): New model name for MIPS-3D ASE instructions.
576 (CVT.W.fmt): Don't use this instruction for word (source) format
578 * cp1.c (fp_binary_r, fp_add_r, fp_mul_r, fpu_inv1, fpu_inv1_32)
579 (fpu_inv1_64, fp_recip1, fp_recip2, fpu_inv_sqrt1, fpu_inv_sqrt1_32)
580 (fpu_inv_sqrt1_64, fp_rsqrt1, fp_rsqrt2): New functions.
581 (NR_FRAC_GUARD, IMPLICIT_1): New macros.
582 * sim-main.h (fmt_pw, CompareAbs, AddR, MultiplyR, Recip1, Recip2)
583 (RSquareRoot1, RSquareRoot2): New macros.
584 (fp_add_r, fp_mul_r, fp_recip1, fp_recip2, fp_rsqrt1)
585 (fp_rsqrt2): New functions.
586 * configure.in: Add MIPS-3D support to mipsisa64 simulator.
587 * configure: Regenerate.
592 * cp1.c (FP_PS_upper, FP_PS_lower, FP_PS_cat, FPQNaN_PS): New macros.
593 (value_fpr, store_fpr, fp_cmp, fp_unary, fp_binary, fp_mac)
594 (fp_inv_sqrt, fpu_format_name): Add paired-single support.
595 (convert): Note that this function is not used for paired-single
597 (ps_lower, ps_upper, pack_ps, convert_ps): New functions.
598 * mips.igen (FMT, MOVtf.fmt): Add paired-single support.
599 (check_fmt_p): Enable paired-single support.
600 (ALNV.PS, CVT.PS.S, CVT.S.PL, CVT.S.PU, PLL.PS, PLU.PS, PUL.PS)
601 (PUU.PS): New instructions.
602 (CVT.S.fmt): Don't use this instruction for paired-single format
604 * sim-main.h (FP_formats): New value 'fmt_ps.'
605 (ps_lower, ps_upper, pack_ps, convert_ps): New prototypes.
606 (PSLower, PSUpper, PackPS, ConvertPS): New macros.
610 * mips.igen: Fix formatting of function calls in
615 * mips.igen (MOVN, MOVZ): Trace result.
616 (TNEI): Print "tnei" as the opcode name in traces.
617 (CEIL.W): Add disassembly string for traces.
618 (RSQRT.fmt): Make location of disassembly string consistent
619 with other instructions.
623 * mips.igen (X): Delete unused function.
627 * interp.c: Include "gdb/callback.h" and "gdb/remote-sim.h".
632 * cp1.c (inner_mac, fp_mac, inner_rsqrt, fp_inv_sqrt)
633 (fp_rsqrt, fp_madd, fp_msub, fp_nmadd, fp_nmsub): New functions.
634 * sim-main.h (fp_rsqrt, fp_madd, fp_msub, fp_nmadd)
635 (fp_nmsub): New prototypes.
636 (RSquareRoot, MultiplyAdd, MultiplySub, NegMultiplyAdd)
637 (NegMultiplySub): New defines.
638 * mips.igen (RSQRT.fmt): Use RSquareRoot().
639 (MADD.D, MADD.S): Replace with...
640 (MADD.fmt): New instruction.
641 (MSUB.D, MSUB.S): Replace with...
642 (MSUB.fmt): New instruction.
643 (NMADD.D, NMADD.S): Replace with...
644 (NMADD.fmt): New instruction.
645 (NMSUB.D, MSUB.S): Replace with...
646 (NMSUB.fmt): New instruction.
651 * cp1.c: Fix more comment spelling and formatting.
652 (value_fcr, store_fcr): Use fenr_FS rather than hard-coding value.
653 (denorm_mode): New function.
654 (fpu_unary, fpu_binary): Round results after operation, collect
655 status from rounding operations, and update the FCSR.
656 (convert): Collect status from integer conversions and rounding
657 operations, and update the FCSR. Adjust NaN values that result
658 from conversions. Convert to use sim_io_eprintf rather than
659 fprintf, and remove some debugging code.
660 * cp1.h (fenr_FS): New define.
664 * cp1.c (convert): Remove unusable debugging code, and move MIPS
665 rounding mode to sim FP rounding mode flag conversion code into...
666 (rounding_mode): New function.
670 * cp1.c: Clean up formatting of a few comments.
671 (value_fpr): Reformat switch statement.
677 * sim-main.h: Include cp1.h.
678 (SETFCC, GETFCC, IR, UF, OF, DX, IO, UO, FP_FLAGS, FP_ENABLE)
679 (FP_CAUSE, GETFS, FP_RM_NEAREST, FP_RM_TOZERO, FP_RM_TOPINF)
680 (FP_RM_TOMINF, GETRM): Remove. Moved to cp1.h.
681 (FP_FS, FP_MASK_RM, FP_SH_RM, Nan, Less, Equal): Remove.
682 (value_fcr, store_fcr, test_fcsr, fp_cmp): New prototypes.
683 (ValueFCR, StoreFCR, TestFCSR, Compare): New macros.
684 * cp1.c: Don't include sim-fpu.h; already included by
685 sim-main.h. Clean up formatting of some comments.
686 (NaN, Equal, Less): Remove.
687 (test_fcsr, value_fcr, store_fcr, update_fcsr, fp_test)
688 (fp_cmp): New functions.
689 * mips.igen (do_c_cond_fmt): Remove.
690 (C.cond.fmta, C.cond.fmtb): Replace uses of do_c_cond_fmt_a with
691 Compare. Add result tracing.
692 (CxC1): Remove, replace with...
693 (CFC1a, CFC1b, CFC1c, CTC1a, CTC1b, CTC1c): New instructions.
694 (DMxC1): Remove, replace with...
695 (DMFC1a, DMFC1b, DMTC1a, DMTC1b): New instructions.
696 (MxC1): Remove, replace with...
697 (MFC1a, MFC1b, MTC1a, MTC1b): New instructions.
701 * sim-main.h (FGRIDX): Remove, replace all uses with...
702 (FGR_BASE): New macro.
703 (FP0_REGNUM, FCRCS_REGNUM, FCRIR_REGNUM): New macros.
704 (_sim_cpu): Move 'fgr' member to be right before 'fpr_state' member.
705 (NR_FGR, FGR): Likewise.
706 * interp.c: Replace all uses of FGRIDX with FGR_BASE.
707 * mips.igen: Likewise.
711 * cp1.c: Add an FSF Copyright notice to this file.
716 * cp1.c (Infinity): Remove.
717 * sim-main.h (Infinity): Likewise.
719 * cp1.c (fp_unary, fp_binary): New functions.
720 (fp_abs, fp_neg, fp_add, fp_sub, fp_mul, fp_div, fp_recip)
721 (fp_sqrt): New functions, implemented in terms of the above.
722 (AbsoluteValue, Negate, Add, Sub, Multiply, Divide)
723 (Recip, SquareRoot): Remove (replaced by functions above).
724 * sim-main.h (fp_abs, fp_neg, fp_add, fp_sub, fp_mul, fp_div)
725 (fp_recip, fp_sqrt): New prototypes.
726 (AbsoluteValue, Negate, Add, Sub, Multiply, Divide)
727 (Recip, SquareRoot): Replace prototypes with #defines which
728 invoke the functions above.
732 * sim-main.h (Nan, Infinity, Less, Equal, AbsoluteValue, Negate)
733 (Add, Sub, Multiply, Divide, Recip, SquareRoot): Move lower in
734 file, remove PARAMS from prototypes.
735 (value_fpr, store_fpr, convert): Likewise. Use SIM_STATE to provide
736 simulator state arguments.
737 (ValueFPR, StoreFPR, Convert): Move lower in file. Use SIM_ARGS to
738 pass simulator state arguments.
739 * cp1.c (SD): Redefine as CPU_STATE(cpu).
740 (store_fpr, convert): Remove 'sd' argument.
741 (value_fpr): Likewise. Convert to use 'SD' instead.
745 * cp1.c (Min, Max): Remove #if 0'd functions.
746 * sim-main.h (Min, Max): Remove.
750 * cp1.c: fix formatting of switch case and default labels.
751 * interp.c: Likewise.
752 * sim-main.c: Likewise.
756 * cp1.c: Clean up comments which describe FP formats.
757 (FPQNaN_DOUBLE, FPQNaN_LONG): Generate using UNSIGNED64.
762 * configure.in (mipsisa64sb1*-*-*): New target for supporting
763 Broadcom SiByte SB-1 processor configurations.
764 * configure: Regenerate.
765 * sb1.igen: New file.
766 * mips.igen: Include sb1.igen.
768 * Makefile.in (IGEN_INCLUDE): Add sb1.igen.
769 * mdmx.igen: Add "sb1" model to all appropriate functions and
771 * mdmx.c (AbsDiffOB, AvgOB, AccAbsDiffOB): New functions.
772 (ob_func, ob_acc): Reference the above.
773 (qh_acc): Adjust to keep the same size as ob_acc.
774 * sim-main.h (status_SBX, MX_VECT_ABSD, MX_VECT_AVG, MX_AbsDiff)
775 (MX_Avg, MX_VECT_ABSDA, MX_AbsDiffC): New macros.
779 * Makefile.in (IGEN_INCLUDE): Add mdmx.igen.
784 * mips.igen (mdmx): New (pseudo-)model.
785 * mdmx.c, mdmx.igen: New files.
786 * Makefile.in (SIM_OBJS): Add mdmx.o.
787 * sim-main.h (MDMX_accumulator, MX_fmtsel, signed24, signed48):
789 (ACC, MX_Add, MX_AddA, MX_AddL, MX_And, MX_C_EQ, MX_C_LT, MX_Comp)
790 (MX_FMT_OB, MX_FMT_QH, MX_Max, MX_Min, MX_Msgn, MX_Mul, MX_MulA)
791 (MX_MulL, MX_MulS, MX_MulSL, MX_Nor, MX_Or, MX_Pick, MX_RAC)
792 (MX_RAC_H, MX_RAC_L, MX_RAC_M, MX_RNAS, MX_RNAU, MX_RND_AS)
793 (MX_RND_AU, MX_RND_ES, MX_RND_EU, MX_RND_ZS, MX_RND_ZU, MX_RNES)
794 (MX_RNEU, MX_RZS, MX_RZU, MX_SHFL, MX_ShiftLeftLogical)
795 (MX_ShiftRightArith, MX_ShiftRightLogical, MX_Sub, MX_SubA, MX_SubL)
796 (MX_VECT_ADD, MX_VECT_ADDA, MX_VECT_ADDL, MX_VECT_AND)
797 (MX_VECT_MAX, MX_VECT_MIN, MX_VECT_MSGN, MX_VECT_MUL, MX_VECT_MULA)
798 (MX_VECT_MULL, MX_VECT_MULS, MX_VECT_MULSL, MX_VECT_NOR)
799 (MX_VECT_OR, MX_VECT_SLL, MX_VECT_SRA, MX_VECT_SRL, MX_VECT_SUB)
800 (MX_VECT_SUBA, MX_VECT_SUBL, MX_VECT_XOR, MX_WACH, MX_WACL, MX_Xor)
801 (SIM_ARGS, SIM_STATE, UnpredictableResult, fmt_mdmx, ob_fmtsel)
802 (qh_fmtsel): New macros.
803 (_sim_cpu): New member "acc".
804 (mdmx_acc_op, mdmx_cc_op, mdmx_cpr_op, mdmx_pick_op, mdmx_rac_op)
805 (mdmx_round_op, mdmx_shuffle, mdmx_wach, mdmx_wacl): New functions.
809 * interp.c: Use 'deprecated' rather than 'depreciated.'
810 * sim-main.h: Likewise.
814 * cp1.c (store_fpr): Remove #ifdef'd out call to UndefinedResult
815 which wouldn't compile anyway.
816 * sim-main.h (unpredictable_action): New function prototype.
817 (Unpredictable): Define to call igen function unpredictable().
818 (NotWordValue): New macro to call igen function not_word_value().
819 (UndefinedResult): Remove.
820 * interp.c (undefined_result): Remove.
821 (unpredictable_action): New function.
822 * mips.igen (not_word_value, unpredictable): New functions.
823 (ADD, ADDI, do_addiu, do_addu, BGEZAL, BGEZALL, BLTZAL, BLTZALL)
824 (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, do_mult, do_multu)
825 (do_sra, do_srav, do_srl, do_srlv, SUB, do_subu): Invoke
826 NotWordValue() to check for unpredictable inputs, then
827 Unpredictable() to handle them.
831 * mips.igen: Fix formatting of calls to Unpredictable().
835 * interp.c (sim_open): Revert previous change.
839 * interp.c (sim_open): Disable chunk of code that wrote code in
840 vector table entries.
844 * cp1.c (FP_S_s, FP_D_s, FP_S_be, FP_D_be, FP_S_e, FP_D_e, FP_S_f)
845 (FP_D_f, FP_S_fb, FP_D_fb, FPINF_SINGLE, FPINF_DOUBLE): Remove
850 * cp1.c: Fix many formatting issues.
854 * cp1.c (fpu_format_name): New function to replace...
855 (DOFMT): This. Delete, and update all callers.
856 (fpu_rounding_mode_name): New function to replace...
857 (RMMODE): This. Delete, and update all callers.
861 * interp.c: Move FPU support routines from here to...
862 * cp1.c: Here. New file.
863 * Makefile.in (SIM_OBJS): Add cp1.o to object list.
868 * configure.in (mipsisa32*-*-*, mipsisa64*-*-*): New targets.
869 * mips.igen (mips32, mips64): New models, add to all instructions
870 and functions as appropriate.
871 (loadstore_ea, check_u64): New variant for model mips64.
872 (check_fmt_p): New variant for models mipsV and mips64, remove
873 mipsV model marking fro other variant.
876 (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, SLLb): New instructions
877 for mips32 and mips64.
878 (DCLO, DCLZ): New instructions for mips64.
882 * mips.igen (BREAK, LUI, ORI, SYSCALL, XORI): Print
883 immediate or code as a hex value with the "%#lx" format.
884 (ANDI): Likewise, and fix printed instruction name.
888 * sim-main.h (UndefinedResult, Unpredictable): New macros
889 which currently do nothing.
893 * sim-main.h (status_UX, status_SX, status_KX, status_TS)
894 (status_PX, status_MX, status_CU0, status_CU1, status_CU2)
895 (status_CU3): New definitions.
897 * sim-main.h (ExceptionCause): Add new values for MIPS32
898 and MIPS64: MDMX, MCheck, CacheErr. Update comments
899 for DebugBreakPoint and NMIReset to note their status in
901 (SignalExceptionMDMX, SignalExceptionWatch, SignalExceptionMCheck)
902 (SignalExceptionCacheErr): New exception macros.
906 * mips.igen (check_fpu): Enable check for coprocessor 1 usability.
907 * sim-main.h (COP_Usable): Define, but for now coprocessor 1
909 (SignalExceptionCoProcessorUnusable): Take as argument the
910 unusable coprocessor number.
914 * mips.igen: Fix formatting of all SignalException calls.
918 * sim-main.h (SIGNEXTEND): Remove.
922 * mips.igen: Remove gencode comment from top of file, fix
923 spelling in another comment.
927 * mips.igen (check_fmt, check_fmt_p): New functions to check
928 whether specific floating point formats are usable.
929 (ABS.fmt, ADD.fmt, CEIL.L.fmt, CEIL.W, DIV.fmt, FLOOR.L.fmt)
930 (FLOOR.W.fmt, MOV.fmt, MUL.fmt, NEG.fmt, RECIP.fmt, ROUND.L.fmt)
931 (ROUND.W.fmt, RSQRT.fmt, SQRT.fmt, SUB.fmt, TRUNC.L.fmt, TRUNC.W):
932 Use the new functions.
933 (do_c_cond_fmt): Remove format checks...
934 (C.cond.fmta, C.cond.fmtb): And move them into all callers.
938 * mips.igen: Fix formatting of check_fpu calls.
942 * mips.igen (FLOOR.L.fmt): Store correct destination register.
946 * mips.igen: Remove whitespace at end of lines.
950 * mips.igen (loadstore_ea): New function to do effective
951 address calculations.
952 (do_load, do_load_left, do_load_right, LL, LDD, PREF, do_store,
953 do_store_left, do_store_right, SC, SCD, PREFX, SWC1, SWXC1,
954 CACHE): Use loadstore_ea to do effective address computations.
958 * interp.c (load_word): Use EXTEND32 rather than SIGNEXTEND.
959 * mips.igen (LL, CxC1, MxC1): Likewise.
963 * mips.igen (LL, LLD, PREF, SC, SCD, ABS.fmt, ADD.fmt, CEIL.L.fmt,
964 CEIL.W, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt, CVT.W.fmt, DIV.fmt,
965 FLOOR.L.fmt, FLOOR.W.fmt, MADD.D, MADD.S, MOV.fmt, MOVtf.fmt,
966 MSUB.D, MSUB.S, MUL.fmt, NEG.fmt, NMADD.D, NMADD.S, NMSUB.D,
967 NMSUB.S, PREFX, RECIP.fmt, ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt,
968 SQRT.fmt, SUB.fmt, SWC1, SWXC1, TRUNC.L.fmt, TRUNC.W, CACHE):
969 Don't split opcode fields by hand, use the opcode field values
974 * mips.igen (do_divu): Fix spacing.
976 * mips.igen (do_dsllv): Move to be right before DSLLV,
977 to match the rest of the do_<shift> functions.
981 * mips.igen (do_dsll, do_dsllv, DSLL32, do_dsra, DSRA32, do_dsrl,
982 DSRL32, do_dsrlv): Trace inputs and results.
986 * mips.igen (CACHE): Provide instruction-printing string.
988 * interp.c (signal_exception): Comment tokens after #endif.
992 * mips.igen (LWXC1): Mark with filter "64,f", rather than just "32".
993 (MOVtf, MxC1, MxC1, DMxC1, DMxC1, CxC1, CxC1, SQRT.fmt, MOV.fmt,
994 NEG.fmt, ROUND.L.fmt, TRUNC.L.fmt, CEIL.L.fmt, FLOOR.L.fmt,
995 ROUND.W.fmt, TRUNC.W, CEIL.W, FLOOR.W.fmt, RECIP.fmt, RSQRT.fmt,
996 CVT.S.fmt, CVT.D.fmt, CVT.W.fmt, CVT.L.fmt, MOVtf.fmt, C.cond.fmta,
997 C.cond.fmtb, SUB.fmt, MUL.fmt, DIV.fmt, MOVZ.fmt, MOVN.fmt, LDXC1,
998 SWXC1, SDXC1, MSUB.D, MSUB.S, NMADD.S, NMADD.D, NMSUB.S, NMSUB.D,
999 LWC1, SWC1): Add "f" to filter, since these are FP instructions.
1003 * mips.igen (DSRA32, DSRAV): Fix order of arguments in
1004 instruction-printing string.
1005 (LWU): Use '64' as the filter flag.
1009 * mips.igen (SDXC1): Fix instruction-printing string.
1013 * mips.igen (LDC1, SDC1): Remove mipsI model, and mark with
1014 filter flags "32,f".
1018 * mips.igen (PREFX): This is a 64-bit instruction, use '64'
1023 * mips.igen (PREFX): Tweak instruction opcode fields (i.e.,
1024 add a comma) so that it more closely match the MIPS ISA
1025 documentation opcode partitioning.
1026 (PREF): Put useful names on opcode fields, and include
1027 instruction-printing string.
1031 * mips.igen (check_u64): New function which in the future will
1032 check whether 64-bit instructions are usable and signal an
1033 exception if not. Currently a no-op.
1034 (DADD, DADDI, DADDIU, DADDU, DDIV, DDIVU, DMULT, DMULTU, DSLL,
1035 DSLL32, DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB,
1036 DSUBU, LD, LDL, LDR, LLD, LWU, SCD, SD, SDL, SDR, DMxC1, LDXC1,
1037 LWXC1, SDXC1, SWXC1, DMFC0, DMTC0): Use check_u64.
1039 * mips.igen (check_fpu): New function which in the future will
1040 check whether FPU instructions are usable and signal an exception
1041 if not. Currently a no-op.
1042 (ABS.fmt, ADD.fmt, BC1a, BC1b, C.cond.fmta, C.cond.fmtb,
1043 CEIL.L.fmt, CEIL.W, CxC1, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt,
1044 CVT.W.fmt, DIV.fmt, DMxC1, DMxC1, FLOOR.L.fmt, FLOOR.W.fmt, LDC1,
1045 LDXC1, LWC1, LWXC1, MADD.D, MADD.S, MxC1, MOV.fmt, MOVtf,
1046 MOVtf.fmt, MOVN.fmt, MOVZ.fmt, MSUB.D, MSUB.S, MUL.fmt, NEG.fmt,
1047 NMADD.D, NMADD.S, NMSUB.D, NMSUB.S, RECIP.fmt, ROUND.L.fmt,
1048 ROUND.W.fmt, RSQRT.fmt, SDC1, SDXC1, SQRT.fmt, SUB.fmt, SWC1,
1049 SWXC1, TRUNC.L.fmt, TRUNC.W): Use check_fpu.
1053 * mips.igen (do_load_left, do_load_right): Move to be immediately
1055 (do_store_left, do_store_right): Move to be immediately following
1060 * mips.igen (mipsV): New model name. Also, add it to
1061 all instructions and functions where it is appropriate.
1065 * mips.igen: For all functions and instructions, list model
1066 names that support that instruction one per line.
1070 * mips.igen: Add some additional comments about supported
1071 models, and about which instructions go where.
1072 (BC1b, MFC0, MTC0, RFE): Sort supported models in the same
1073 order as is used in the rest of the file.
1077 * mips.igen (ADD, ADDI, DADDI, DSUB, SUB): Add comment
1078 indicating that ALU32_END or ALU64_END are there to check
1080 (DADD): Likewise, but also remove previous comment about
1085 * mips.igen (DDIV, DIV, DIVU, DMULT, DMULTU, DSLL, DSLL32,
1086 DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB, DSUBU,
1087 JALR, JR, MOVN, MOVZ, MTLO, MULT, MULTU, SLL, SLLV, SLT, SLTU,
1088 SRAV, SRLV, SUB, SUBU, SYNC, XOR, MOVtf, DI, DMFC0, DMTC0, EI,
1089 ERET, RFE, TLBP, TLBR, TLBWI, TLBWR): Tweak instruction opcode
1090 fields (i.e., add and move commas) so that they more closely
1091 match the MIPS ISA documentation opcode partitioning.
1095 * mips.igen (ADDI): Print immediate value.
1096 (BREAK): Print code.
1097 (DADDIU, DSRAV, DSRLV): Print correct instruction name.
1098 (SLL): Print "nop" specially, and don't run the code
1099 that does the shift for the "nop" case.
1103 * sim-main.h (float_operation): Move enum declaration outside
1104 of _sim_cpu struct declaration.
1108 * mips.igen (CFC1, CTC1): Pass the correct register numbers to
1109 PENDING_FILL. Use PENDING_SCHED directly to handle the pending
1111 * sim-main.h (COCIDX): Remove definition; this isn't supported by
1112 PENDING_FILL, and you can get the intended effect gracefully by
1113 calling PENDING_SCHED directly.
1117 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Only define if not
1118 already defined elsewhere.
1122 * sim-main.h (sim_monitor): Return an int.
1123 * interp.c (sim_monitor): Add return values.
1124 (signal_exception): Handle error conditions from sim_monitor.
1128 * sim-main.c (load_memory): Pass cia to sim_core_read* functions.
1129 (store_memory): Likewise, pass cia to sim_core_write*.
1134 * sim-main.h (GPR_CLEAR): Remove unused alternative macro.
1139 * Makefile.in: Don't delete *.igen when cleaning directory.
1143 * m16.igen (break): Call SignalException not sim_engine_halt.
1147 From Jason Eckhardt:
1148 * mips.igen (MOVZ.fmt, MOVN.fmt): Move conditional on GPR[RT].
1152 * mips.igen (MxC1, DMxC1): Fix printf formatting.
1156 * mips.igen (do_dmultx): Fix typo.
1160 * configure: Regenerated to track ../common/aclocal.m4 changes.
1164 * mips.igen (DMxC1): Fix format arguments for sim_io_eprintf call.
1168 * sim-main.h (GPR_CLEAR): Define macro.
1172 * interp.c (decode_coproc): Output long using %lx and not %s.
1176 * interp.c (sim_open): Sort & extend dummy memory regions for
1177 --board=jmr3904 for eCos.
1181 * configure: Regenerated.
1185 * interp.c, mips.igen: all 5 DEADC0DE situations now have sim_io_eprintf
1186 calls, conditional on the simulator being in verbose mode.
1190 * sim-main.c (cache_op): Added case arm so that CACHE ops to a secondary
1191 cache don't get ReservedInstruction traps.
1195 * dv-tx3904sio.c (tx3904sio_io_write_buffer): Use write value as a mask
1196 to clear status bits in sdisr register. This is how the hardware works.
1198 * interp.c (sim_open): Added more memory aliases for jmr3904 hardware
1199 being used by cygmon.
1203 * interp.c (decode_coproc): Correctly handle DMFC0 and DMTC0
1208 * mips.igen (MULT): Correct previous mis-applied patch.
1212 * mips.igen (delayslot32): Handle sequence like
1213 mtc1 $at,$f12 ; jal fp_add ; mov.s $f13,$f12
1214 correctly by calling ENGINE_ISSUE_PREFIX_HOOK() before issue.
1215 (MULT): Actually pass the third register...
1219 * interp.c (sim_open): Added more memory aliases for additional
1220 hardware being touched by cygmon on jmr3904 board.
1224 * configure: Regenerated to track ../common/aclocal.m4 changes.
1228 * interp.c (sim_store_register): Handle case where client - GDB -
1229 specifies that a 4 byte register is 8 bytes in size.
1230 (sim_fetch_register): Ditto.
1234 Implement "sim firmware" option, inspired by jimb's version of 1998-01.
1235 * interp.c (firmware_option_p): New global flag: "sim firmware" given.
1236 (idt_monitor_base): Base address for IDT monitor traps.
1237 (pmon_monitor_base): Ditto for PMON.
1238 (lsipmon_monitor_base): Ditto for LSI PMON.
1239 (MONITOR_BASE, MONITOR_SIZE): Removed macros.
1240 (mips_option): Add "firmware" option with new OPTION_FIRMWARE key.
1241 (sim_firmware_command): New function.
1242 (mips_option_handler): Call it for OPTION_FIRMWARE.
1243 (sim_open): Allocate memory for idt_monitor region. If "--board"
1244 option was given, add no monitor by default. Add BREAK hooks only if
1245 monitors are also there.
1249 * interp.c (sim_monitor): Flush output before reading input.
1253 * tconfig.in (SIM_HANDLES_LMA): Always define.
1258 * interp.c (BOARD_BSP): Define. Add to list of possible boards.
1259 (sim_open): Add setup for BSP board.
1263 * mips.igen (MULT, MULTU): Add syntax for two operand version.
1264 (DMFC0, DMTC0): Recognize. Call DecodeCoproc which will report
1265 them as unimplemented.
1269 * configure: Regenerated to track ../common/aclocal.m4 changes.
1273 * mips.igen (bc0f): For the TX39 only, decode this as a no-op stub.
1277 * configure.in: Any mips64vr5*-*-* target should have
1278 -DTARGET_ENABLE_FR=1.
1279 (default_endian): Any mips64vr*el-*-* target should default to
1281 * configure: Re-generate.
1285 * mips.igen (ldl): Extend from _16_, not 32.
1289 * interp.c (sim_store_register): Force registers written to by GDB
1290 into an un-interpreted state.
1294 * dv-tx3904sio.c (tx3904sio_tickle): After a polled I/O from the
1295 CPU, start periodic background I/O polls.
1296 (tx3904sio_poll): New function: periodic I/O poller.
1300 * mips.igen (BREAK): Call signal_exception instead of sim_engine_halt.
1304 * configure.in, configure (mips64vr5*-*-*): Added missing ;; in
1309 * interp.c (sim_open): Allocate jm3904 memory in smaller chunks.
1310 (load_word): Call SIM_CORE_SIGNAL hook on error.
1311 (signal_exception): Call SIM_CPU_EXCEPTION_TRIGGER hook before
1312 starting. For exception dispatching, pass PC instead of NULL_CIA.
1313 (decode_coproc): Use COP0_BADVADDR to store faulting address.
1314 * sim-main.h (COP0_BADVADDR): Define.
1315 (SIM_CORE_SIGNAL): Define hook to call mips_core_signal.
1316 (SIM_CPU_EXCEPTION*): Define hooks to call mips_cpu_exception*().
1317 (_sim_cpu): Add exc_* fields to store register value snapshots.
1318 * mips.igen (*): Replace memory-related SignalException* calls
1319 with references to SIM_CORE_SIGNAL hook.
1321 * dv-tx3904irc.c (tx3904irc_port_event): printf format warning
1323 * sim-main.c (*): Minor warning cleanups.
1327 * m16.igen (DADDIU5): Correct type-o.
1329 Mon Dec 21 10:34:48 1998 Andrew Cagney <cagney@chook>
1331 * mips.igen (do_ddiv, do_ddivu): Pacify GCC. Update hi/lo via tmp
1334 Wed Dec 16 18:20:28 1998 Andrew Cagney <cagney@chook>
1336 * Makefile.in (SIM_EXTRA_CFLAGS): No longer need to add .../newlib
1338 (interp.o): Add dependency on itable.h
1339 (oengine.c, gencode): Delete remaining references.
1340 (BUILT_SRC_FROM_GEN): Clean up.
1345 * Makefile.in (SIM_HACK_OBJ,HACK_OBJS,HACK_GEN_SRCS,libhack.a,
1346 tmp-hack,tmp-m32-hack,tmp-m16-hack,tmp-itable-hack,
1347 tmp-run-hack) : New.
1348 * m16.igen (LD,DADDIU,DADDUI5,DADJSP,DADDIUSP,DADDI,DADDU,DSUBU,
1349 DSLL,DSRL,DSRA,DSLLV,DSRAV,DMULT,DMULTU,DDIV,DDIVU,JALX32,JALX):
1350 Drop the "64" qualifier to get the HACK generator working.
1351 Use IMMEDIATE rather than IMMED. Use SHAMT rather than SHIFT.
1352 * mips.igen (do_daddiu,do_ddiv,do_divu): Remove the 64-only
1353 qualifier to get the hack generator working.
1354 (do_dsll,do_dsllv,do_dsra,do_dsrl,do_dsrlv): New.
1355 (DSLL): Use do_dsll.
1356 (DSLLV): Use do_dsllv.
1357 (DSRA): Use do_dsra.
1358 (DSRL): Use do_dsrl.
1359 (DSRLV): Use do_dsrlv.
1360 (BC1): Move *vr4100 to get the HACK generator working.
1361 (CxC1, DMxC1, MxC1,MACCU,MACCHI,MACCHIU): Rename to
1362 get the HACK generator working.
1363 (MACC) Rename to get the HACK generator working.
1364 (DMACC,MACCS,DMACCS): Add the 64.
1368 * mips.igen (BC1): Renamed to BC1a and BC1b to avoid conflicts.
1369 * sim-main.h (SizeFGR): Handle TARGET_ENABLE_FR.
1373 * mips/interp.c (DEBUG): Cleanups.
1377 * dv-tx3904sio.c (tx3904sio_io_read_buffer): Endianness fixes.
1378 (tx3904sio_tickle): fflush after a stdout character output.
1382 * interp.c (sim_close): Uninstall modules.
1386 * sim-main.h, interp.c (sim_monitor): Change to global
1391 * configure.in (vr4100): Only include vr4100 instructions in
1393 * configure: Re-generate.
1394 * m16.igen (*): Tag all mips16 instructions as also being vr4100.
1398 * Makefile.in (SIM_CFLAGS): Do not define WITH_IGEN.
1399 * sim-main.h, sim-main.c, interp.c: Delete #if WITH_IGEN keeping
1402 * configure.in (sim_default_gen, sim_use_gen): Replace with
1404 (--enable-sim-igen): Delete config option. Always using IGEN.
1405 * configure: Re-generate.
1407 * Makefile.in (gencode): Kill, kill, kill.
1412 * configure.in: Configure mips64vr4100-elf nee mips64vr41* as a 64
1413 bit mips16 igen simulator.
1414 * configure: Re-generate.
1416 * mips.igen (check_div_hilo, check_mult_hilo, check_mf_hilo): Mark
1417 as part of vr4100 ISA.
1418 * vr.igen: Mark all instructions as 64 bit only.
1422 * interp.c (get_cell, sim_monitor, fetch_str, CoProcPresent):
1427 * configure.in: Configure mips-lsi-elf nee mips*lsi* as a
1428 mipsIII/mips16 igen simulator. Fix sim_gen VS sim_igen typos.
1429 * configure: Re-generate.
1431 * m16.igen (BREAK): Define breakpoint instruction.
1432 (JALX32): Mark instruction as mips16 and not r3900.
1433 * mips.igen (C.cond.fmt): Fix typo in instruction format.
1435 * sim-main.h (PENDING_FILL): Wrap C statements in do/while.
1439 * gencode.c (build_instruction - BREAK): For MIPS16, handle BREAK
1440 insn as a debug breakpoint.
1442 * sim-main.h (PENDING_SLOT_BIT): Fix, was incorrectly defined as
1444 (PENDING_SCHED): Clean up trace statement.
1445 (PENDING_SCHED): Increment PENDING_IN and PENDING_TOTAL.
1446 (PENDING_FILL): Delay write by only one cycle.
1447 (PENDING_FILL): For FSRs, write fmt_uninterpreted to FPR_STATE.
1449 * sim-main.c (pending_tick): Clean up trace statements. Add trace
1451 (pending_tick): Fix sizes in switch statements, 4 & 8 instead of
1453 (pending_tick): Move incrementing of index to FOR statement.
1454 (pending_tick): Only update PENDING_OUT after a write has occured.
1456 * configure.in: Add explicit mips-lsi-* target. Use gencode to
1458 * configure: Re-generate.
1460 * interp.c (sim_engine_run OLD): Delete explicit call to
1461 PENDING_TICK. Now called via ENGINE_ISSUE_PREFIX_HOOK.
1465 * dv-tx3904cpu.c (deliver_tx3904cpu_interrupt): Add dummy
1466 interrupt level number to match changed SignalExceptionInterrupt
1471 * interp.c: #include "itable.h" if WITH_IGEN.
1472 (get_insn_name): New function.
1473 (sim_open): Initialize CPU_INSN_NAME,CPU_MAX_INSNS.
1474 * sim-main.h (MAX_INSNS,INSN_NAME): Delete.
1478 * configure: Rebuilt to inhale new common/aclocal.m4.
1482 * dv-tx3904sio.c: Include sim-assert.h.
1486 * dv-tx3904sio.c: New file: tx3904 serial I/O module.
1487 * configure.in: Add dv-tx3904sio, dv-sockser for tx39 target.
1488 Reorganize target-specific sim-hardware checks.
1489 * configure: rebuilt.
1490 * interp.c (sim_open): For tx39 target boards, set
1491 OPERATING_ENVIRONMENT, add tx3904sio devices.
1492 * tconfig.in: For tx39 target, set SIM_HANDLES_LMA for loading
1493 ROM executables. Install dv-sockser into sim-modules list.
1495 * dv-tx3904irc.c: Compiler warning clean-up.
1496 * dv-tx3904tmr.c: Compiler warning clean-up. Remove particularly
1497 frequent hw-trace messages.
1501 * vr.igen (MulAcc): Identify as a vr4100 specific function.
1505 * Makefile.in (IGEN_INCLUDE): Add vr.igen.
1507 * vr.igen: New file.
1508 (MAC/MADD16, DMAC/DMADD16): Implement using code from gencode.c.
1509 * mips.igen: Define vr4100 model. Include vr.igen.
1512 * mips.igen (check_mf_hilo): Correct check.
1516 * sim-main.h (interrupt_event): Add prototype.
1518 * dv-tx3904tmr.c (tx3904tmr_io_write_buffer): Delete unused
1519 register_ptr, register_value.
1520 (deliver_tx3904tmr_tick): Fix types passed to printf fmt.
1522 * sim-main.h (tracefh): Make extern.
1526 * dv-tx3904tmr.c: Deschedule timer event after dispatching.
1527 Reduce unnecessarily high timer event frequency.
1528 * dv-tx3904cpu.c: Ditto for interrupt event.
1532 * interp.c (decode_coproc): For TX39, add stub COP0 register #7,
1534 (interrupt_event): Made non-static.
1536 * dv-tx3904tmr.c (deliver_tx3904tmr_tick): Correct accidental
1537 interchange of configuration values for external vs. internal
1542 * mips.igen (BREAK): Moved code to here for
1543 simulator-reserved break instructions.
1544 * gencode.c (build_instruction): Ditto.
1545 * interp.c (signal_exception): Code moved from here. Non-
1546 reserved instructions now use exception vector, rather
1548 * sim-main.h: Moved magic constants to here.
1552 * dv-tx3904cpu.c (deliver_*_interrupt,*_port_event): Set the CAUSE
1553 register upon non-zero interrupt event level, clear upon zero
1555 * dv-tx3904irc.c (*_port_event): Handle deactivated interrupt signal
1556 by passing zero event value.
1557 (*_io_{read,write}_buffer): Endianness fixes.
1558 * dv-tx3904tmr.c (*_io_{read,write}_buffer): Endianness fixes.
1559 (deliver_*_tick): Reduce sim event interval to 75% of count interval.
1561 * interp.c (sim_open): Added jmr3904pal board type that adds PAL-based
1562 serial I/O and timer module at base address 0xFFFF0000.
1566 * mips.igen (SWC1) : Correct the handling of ReverseEndian
1571 * configure.in (mips_fpu_bitsize) : Set this correctly for 32-bit mips
1573 * configure: Update.
1577 * dv-tx3904tmr.c: New file - implements tx3904 timer.
1578 * dv-tx3904{irc,cpu}.c: Mild reformatting.
1579 * configure.in: Include tx3904tmr in hw_device list.
1580 * configure: Rebuilt.
1581 * interp.c (sim_open): Instantiate three timer instances.
1582 Fix address typo of tx3904irc instance.
1586 * interp.c (signal_exception): SystemCall exception now uses
1587 the exception vector.
1591 * interp.c (decode_coproc): For TX39, add stub COP0 register #3,
1596 * configure.in (sim_igen_filter): Match mips*tx39 not mipst*tx39.
1600 * dv-tx3904cpu.c, dv-tx3904irc.c: Rename *_callback to *_method.
1602 * dv-tx3904cpu.c, dv-tx3904irc.c: Include hw-main.h and
1603 sim-main.h. Declare a struct hw_descriptor instead of struct
1604 hw_device_descriptor.
1608 * mips.igen (do_store_left, do_load_left): Compute nr of left and
1609 right bits and then re-align left hand bytes to correct byte
1610 lanes. Fix incorrect computation in do_store_left when loading
1611 bytes from second word.
1615 * configure.in (SIM_AC_OPTION_HARDWARE): Only enable when tx3904.
1616 * interp.c (sim_open): Only create a device tree when HW is
1619 * dv-tx3904irc.c (tx3904irc_finish): Pacify GCC.
1620 * interp.c (signal_exception): Ditto.
1624 * gencode.c: Mark BEGEZALL as LIKELY.
1628 * sim-main.h (ALU32_END): Sign extend 32 bit results.
1629 * mips.igen (ADD, SUB, ADDI, DADD, DSUB): Trace.
1633 * configure.in (SIM_AC_OPTION_HARDWARE): Added common hardware
1634 modules. Recognize TX39 target with "mips*tx39" pattern.
1635 * configure: Rebuilt.
1636 * sim-main.h (*): Added many macros defining bits in
1637 TX39 control registers.
1638 (SignalInterrupt): Send actual PC instead of NULL.
1639 (SignalNMIReset): New exception type.
1640 * interp.c (board): New variable for future use to identify
1641 a particular board being simulated.
1642 (mips_option_handler,mips_options): Added "--board" option.
1643 (interrupt_event): Send actual PC.
1644 (sim_open): Make memory layout conditional on board setting.
1645 (signal_exception): Initial implementation of hardware interrupt
1646 handling. Accept another break instruction variant for simulator
1648 (decode_coproc): Implement RFE instruction for TX39.
1649 (mips.igen): Decode RFE instruction as such.
1650 * configure.in (tx3904cpu,tx3904irc): Added devices for tx3904.
1651 * interp.c: Define "jmr3904" and "jmr3904debug" board types and
1652 bbegin to implement memory map.
1653 * dv-tx3904cpu.c: New file.
1654 * dv-tx3904irc.c: New file.
1658 * mips.igen (check_mt_hilo): Create a separate r3900 version.
1662 * tx.igen (madd,maddu): Replace calls to check_op_hilo
1663 with calls to check_div_hilo.
1667 * mips/mips.igen (check_op_hilo,check_mult_hilo,check_div_hilo):
1668 Replace check_op_hilo with check_mult_hilo and check_div_hilo.
1669 Add special r3900 version of do_mult_hilo.
1670 (do_dmultx,do_mult,do_multu): Replace calls to check_op_hilo
1671 with calls to check_mult_hilo.
1672 (do_ddiv,do_ddivu,do_div,do_divu): Replace calls to check_op_hilo
1673 with calls to check_div_hilo.
1677 * configure.in (SUBTARGET_R3900): Define for mipstx39 target.
1678 Document a replacement.
1682 * interp.c (sim_monitor): Make mon_printf work.
1686 * sim-main.h (INSN_NAME): New arg `cpu'.
1690 * configure: Regenerated to track ../common/aclocal.m4 changes.
1692 Sun Apr 26 15:31:55 1998 Tom Tromey <tromey@creche>
1694 * configure: Regenerated to track ../common/aclocal.m4 changes.
1699 * acconfig.h: New file.
1700 * configure.in: Reverted change of Apr 24; use sinclude again.
1702 Fri Apr 24 14:16:40 1998 Tom Tromey <tromey@creche>
1704 * configure: Regenerated to track ../common/aclocal.m4 changes.
1709 * configure.in: Don't call sinclude.
1713 * mips.igen (do_store_left): Pass 0 not NULL to store_memory.
1717 * mips.igen (ERET): Implement.
1719 * interp.c (decode_coproc): Return sign-extended EPC.
1721 * mips.igen (ANDI, LUI, MFC0): Add tracing code.
1723 * interp.c (signal_exception): Do not ignore Trap.
1724 (signal_exception): On TRAP, restart at exception address.
1725 (HALT_INSTRUCTION, HALT_INSTRUCTION_MASK): Define.
1726 (signal_exception): Update.
1727 (sim_open): Patch V_COMMON interrupt vector with an abort sequence
1728 so that TRAP instructions are caught.
1732 * sim-main.h (struct hilo_access, struct hilo_history): Define,
1733 contains HI/LO access history.
1734 (struct _sim_cpu): Make hiaccess and loaccess of type hilo_access.
1735 (HIACCESS, LOACCESS): Delete, replace with
1736 (HIHISTORY, LOHISTORY): New macros.
1737 (CHECKHILO): Delete all, moved to mips.igen
1739 * gencode.c (build_instruction): Do not generate checks for
1740 correct HI/LO register usage.
1742 * interp.c (old_engine_run): Delete checks for correct HI/LO
1745 * mips.igen (check_mt_hilo, check_mf_hilo, check_op_hilo,
1746 check_mf_cycles): New functions.
1747 (do_mfhi, do_mflo, "mthi", "mtlo", do_ddiv, do_ddivu, do_div,
1748 do_divu, domultx, do_mult, do_multu): Use.
1750 * tx.igen ("madd", "maddu"): Use.
1754 * mips.igen (DSRAV): Use function do_dsrav.
1755 (SRAV): Use new function do_srav.
1757 * m16.igen (BEQZ, BNEZ): Compare GPR[TRX] not GPR[RX].
1758 (B): Sign extend 11 bit immediate.
1759 (EXT-B*): Shift 16 bit immediate left by 1.
1760 (ADDIU*): Don't sign extend immediate value.
1764 * m16run.c (sim_engine_run): Restore CIA after handling an event.
1766 * sim-main.h (DELAY_SLOT, NULLIFY_NEXT_INSTRUCTION): For IGEN, use
1769 * mips.igen (delayslot32, nullify_next_insn): New functions.
1770 (m16.igen): Always include.
1771 (do_*): Add more tracing.
1773 * m16.igen (delayslot16): Add NIA argument, could be called by a
1774 32 bit MIPS16 instruction.
1776 * interp.c (ifetch16): Move function from here.
1777 * sim-main.c (ifetch16): To here.
1779 * sim-main.c (ifetch16, ifetch32): Update to match current
1780 implementations of LH, LW.
1781 (signal_exception): Don't print out incorrect hex value of illegal
1786 * m16run.c (sim_engine_run): Use IMEM16 and IMEM32 to fetch an
1789 * m16.igen: Implement MIPS16 instructions.
1791 * mips.igen (do_addiu, do_addu, do_and, do_daddiu, do_daddu,
1792 do_ddiv, do_ddivu, do_div, do_divu, do_dmultx, do_dmultu, do_srav,
1793 do_dsubu, do_mfhi, do_mflo, do_mult, do_multu, do_nor, do_or,
1794 do_sll, do_sllv, do_slt, do_slti, do_sltiu, do_sltu, do_sra,
1795 do_srl, do_srlv, do_subu, do_xor, do_xori): New functions. Move
1796 bodies of corresponding code from 32 bit insn to these. Also used
1797 by MIPS16 versions of functions.
1799 * sim-main.h (RAIDX, T8IDX, T8, SPIDX): Define.
1800 (IMEM16): Drop NR argument from macro.
1804 * Makefile.in (SIM_OBJS): Add sim-main.o.
1806 * sim-main.h (address_translation, load_memory, store_memory,
1807 cache_op, sync_operation, prefetch, ifetch32, pending_tick): Mark
1809 (pr_addr, pr_uword64): Declare.
1810 (sim-main.c): Include when H_REVEALS_MODULE_P.
1812 * interp.c (address_translation, load_memory, store_memory,
1813 cache_op, sync_operation, prefetch, ifetch32, pending_tick): Move
1815 * sim-main.c: To here. Fix compilation problems.
1817 * configure.in: Enable inlining.
1818 * configure: Re-config.
1822 * configure: Regenerated to track ../common/aclocal.m4 changes.
1826 * mips.igen: Include tx.igen.
1827 * Makefile.in (IGEN_INCLUDE): Add tx.igen.
1828 * tx.igen: New file, contains MADD and MADDU.
1830 * interp.c (load_memory): When shifting bytes, use LOADDRMASK not
1831 the hardwired constant `7'.
1832 (store_memory): Ditto.
1833 (LOADDRMASK): Move definition to sim-main.h.
1835 mips.igen (MTC0): Enable for r3900.
1838 mips.igen (do_load_byte): Delete.
1839 (do_load, do_store, do_load_left, do_load_write, do_store_left,
1840 do_store_right): New functions.
1841 (SW*, LW*, SD*, LD*, SH, LH, SB, LB): Use.
1843 configure.in: Let the tx39 use igen again.
1848 * interp.c (sim_monitor): get_mem_info returns a 4 byte quantity,
1849 not an address sized quantity. Return zero for cache sizes.
1853 * mips.igen (r3900): r3900 does not support 64 bit integer
1858 * configure.in (mipstx39*-*-*): Use gencode simulator rather
1860 * configure : Rebuild.
1864 * configure: Regenerated to track ../common/aclocal.m4 changes.
1868 * interp.c (mips_option_handler): Iterate over MAX_NR_PROCESSORS.
1872 * configure: Regenerated to track ../common/aclocal.m4 changes.
1873 * config.in: Regenerated to track ../common/aclocal.m4 changes.
1877 * configure: Regenerated to track ../common/aclocal.m4 changes.
1881 * interp.c (Max, Min): Comment out functions. Not yet used.
1885 * configure: Regenerated to track ../common/aclocal.m4 changes.
1889 * Makefile.in (MIPS_EXTRA_LIBS, SIM_EXTRA_LIBS): Added
1890 configurable settings for stand-alone simulator.
1892 * configure.in: Added X11 search, just in case.
1894 * configure: Regenerated.
1898 * interp.c (sim_write, sim_read, load_memory, store_memory):
1899 Replace sim_core_*_map with read_map, write_map, exec_map resp.
1903 * sim-main.h (GETFCC): Return an unsigned value.
1907 * mips.igen (DIV): Fix check for -1 / MIN_INT.
1908 (DADD): Result destination is RD not RT.
1912 * sim-main.h (HIACCESS, LOACCESS): Always define.
1914 * mdmx.igen (Maxi, Mini): Rename Max, Min.
1916 * interp.c (sim_info): Delete.
1920 * interp.c (DECLARE_OPTION_HANDLER): Use it.
1921 (mips_option_handler): New argument `cpu'.
1922 (sim_open): Update call to sim_add_option_table.
1926 * mips.igen (CxC1): Add tracing.
1930 * sim-main.h (Max, Min): Declare.
1932 * interp.c (Max, Min): New functions.
1934 * mips.igen (BC1): Add tracing.
1938 * interp.c Added memory map for stack in vr4100
1942 * interp.c (load_memory): Add missing "break"'s.
1946 * interp.c (sim_store_register, sim_fetch_register): Pass in
1947 length parameter. Return -1.
1951 * interp.c: Added hardware init hook, fixed warnings.
1955 * Makefile.in (itable.h itable.c): Depend on SIM_@sim_gen@_ALL.
1959 * interp.c (ifetch16): New function.
1961 * sim-main.h (IMEM32): Rename IMEM.
1962 (IMEM16_IMMED): Define.
1964 (DELAY_SLOT): Update.
1966 * m16run.c (sim_engine_run): New file.
1968 * m16.igen: All instructions except LB.
1969 (LB): Call do_load_byte.
1970 * mips.igen (do_load_byte): New function.
1971 (LB): Call do_load_byte.
1973 * mips.igen: Move spec for insn bit size and high bit from here.
1974 * Makefile.in (tmp-igen, tmp-m16): To here.
1976 * m16.dc: New file, decode mips16 instructions.
1978 * Makefile.in (SIM_NO_ALL): Define.
1979 (tmp-m16): Generate both 16 bit and 32 bit simulator engines.
1983 * configure.in (mips_fpu_bitsize): For tx39, restrict floating
1984 point unit to 32 bit registers.
1985 * configure: Re-generate.
1989 * configure.in (sim_use_gen): Make IGEN the default simulator
1990 generator for generic 32 and 64 bit mips targets.
1991 * configure: Re-generate.
1995 * sim-main.h (SizeFGR): Determine from floating-point and not gpr
1998 * interp.c (sim_fetch_register, sim_store_register): Read/write
1999 FGR from correct location.
2000 (sim_open): Set size of FGR's according to
2001 WITH_TARGET_FLOATING_POINT_BITSIZE.
2003 * sim-main.h (FGR): Store floating point registers in a separate
2008 * configure: Regenerated to track ../common/aclocal.m4 changes.
2012 * interp.c (ColdReset): Call PENDING_INVALIDATE.
2014 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Call PENDING_TICK.
2016 * interp.c (pending_tick): New function. Deliver pending writes.
2018 * sim-main.h (PENDING_FILL, PENDING_TICK, PENDING_SCHED,
2019 PENDING_BIT, PENDING_INVALIDATE): Re-write pipeline code so that
2020 it can handle mixed sized quantites and single bits.
2024 * interp.c (oengine.h): Do not include when building with IGEN.
2025 (sim_open): Replace GPRLEN by WITH_TARGET_WORD_BITSIZE.
2026 (sim_info): Ditto for PROCESSOR_64BIT.
2027 (sim_monitor): Replace ut_reg with unsigned_word.
2028 (*): Ditto for t_reg.
2029 (LOADDRMASK): Define.
2030 (sim_open): Remove defunct check that host FP is IEEE compliant,
2031 using software to emulate floating point.
2032 (value_fpr, ...): Always compile, was conditional on HASFPU.
2036 * sim-main.h (sim_state): Make the cpu array MAX_NR_PROCESSORS in
2039 * interp.c (SD, CPU): Define.
2040 (mips_option_handler): Set flags in each CPU.
2041 (interrupt_event): Assume CPU 0 is the one being iterrupted.
2042 (sim_close): Do not clear STATE, deleted anyway.
2043 (sim_write, sim_read): Assume CPU zero's vm should be used for
2045 (sim_create_inferior): Set the PC for all processors.
2046 (sim_monitor, store_word, load_word, mips16_entry): Add cpu
2048 (mips16_entry): Pass correct nr of args to store_word, load_word.
2049 (ColdReset): Cold reset all cpu's.
2050 (signal_exception): Pass cpu to sim_monitor & mips16_entry.
2051 (sim_monitor, load_memory, store_memory, signal_exception): Use
2052 `CPU' instead of STATE_CPU.
2055 * sim-main.h: Replace uses of STATE_CPU with CPU. Replace sd with
2058 * sim-main.h (signal_exception): Add sim_cpu arg.
2059 (SignalException*): Pass both SD and CPU to signal_exception.
2060 * interp.c (signal_exception): Update.
2062 * sim-main.h (value_fpr, store_fpr, dotrace, ifetch32), interp.c:
2064 (sync_operation, prefetch, cache_op, store_memory, load_memory,
2065 address_translation): Ditto
2066 (decode_coproc, cop_lw, cop_ld, cop_sw, cop_sd): Ditto.
2070 * configure: Regenerated to track ../common/aclocal.m4 changes.
2074 * interp.c (sim_engine_run): Add `nr_cpus' argument.
2076 * mips.igen (model): Map processor names onto BFD name.
2078 * sim-main.h (CPU_CIA): Delete.
2079 (SET_CIA, GET_CIA): Define
2083 * sim-main.h (GPR_SET): Define, used by igen when zeroing a
2086 * configure.in (default_endian): Configure a big-endian simulator
2088 * configure: Re-generate.
2090 Mon Jan 19 22:26:29 1998 Doug Evans <devans@seba>
2092 * configure: Regenerated to track ../common/aclocal.m4 changes.
2096 * interp.c (sim_monitor): Handle Densan monitor outbyte
2097 and inbyte functions.
2101 * interp.c (sim_engine_run): msvc cpp barfs on #if (a==b!=c).
2105 * Makefile.in (tmp-igen): Arrange for $zero to always be
2106 reset to zero after every instruction.
2110 * configure: Regenerated to track ../common/aclocal.m4 changes.
2115 * mips.igen (MSUB): Fix to work like MADD.
2116 * gencode.c (MSUB): Similarly.
2120 * configure: Regenerated to track ../common/aclocal.m4 changes.
2124 * mips.igen (LWC1): Correct assembler - lwc1 not swc1.
2128 * sim-main.h (sim-fpu.h): Include.
2130 * interp.c (convert, SquareRoot, Recip, Divide, Multiply, Sub,
2131 Add, Negate, AbsoluteValue, Equal, Less, Infinity, NaN): Rewrite
2132 using host independant sim_fpu module.
2136 * interp.c (signal_exception): Report internal errors with SIGABRT
2139 * sim-main.h (C0_CONFIG): New register.
2140 (signal.h): No longer include.
2142 * interp.c (decode_coproc): Allow access C0_CONFIG to register.
2146 * Makefile.in (SIM_OBJS): Use $(SIM_NEW_COMMON_OBJS).
2150 * mips.igen: Tag vr5000 instructions.
2151 (ANDI): Was missing mipsIV model, fix assembler syntax.
2152 (do_c_cond_fmt): New function.
2153 (C.cond.fmt): Handle mips I-III which do not support CC field
2155 (bc1): Handle mips IV which do not have a delaed FCC separatly.
2156 (SDR): Mask paddr when BigEndianMem, not the converse as specified
2158 (DMULT, DMULTU): Force use of hosts 64bit multiplication. Handle
2159 vr5000 which saves LO in a GPR separatly.
2161 * configure.in (enable-sim-igen): For vr5000, select vr5000
2162 specific instructions.
2163 * configure: Re-generate.
2167 * Makefile.in (SIM_OBJS): Add sim-fpu module.
2169 * interp.c (store_fpr), sim-main.h: Add separate fmt_uninterpreted_32 and
2170 fmt_uninterpreted_64 bit cases to switch. Convert to
2173 * sim-main.h (ENGINE_ISSUE_PREFIX_HOOK): Define,
2175 * mips.igen (SWR): Mask paddr when BigEndianMem, not the converse
2176 as specified in IV3.2 spec.
2177 (MTC1, DMTC1): Call StoreFPR to store the GPR in the FPR.
2181 * mips.igen: Delay slot branches add OFFSET to NIA not CIA.
2182 (MFC0, MTC0, SWC1, LWC1, SDC1, LDC1): Implement.
2183 (MTC1, MFC1, DMTC1, DMFC1, CFC1, CTC1): Implement separate non
2184 PENDING_FILL versions of instructions. Simplify.
2186 (MULT, MULTU): Implement separate RD==0 and RD!=0 versions of
2188 (BEQZ, ..., SLT, SLTI, TLT, TLE, TLI, ...): Explicitly cast GPR to
2190 (MTHI, MFHI): Disable code checking HI-LO.
2192 * sim-main.h (dotrace,tracefh), interp.c: Make dotrace & tracefh
2194 (NULLIFY_NEXT_INSTRUCTION): Call dotrace.
2198 * gencode.c (build_mips16_operands): Replace IPC with cia.
2200 * interp.c (sim_monitor, signal_exception, cache_op, store_fpr,
2201 value_fpr, cop_ld, cop_lw, cop_sw, cop_sd, decode_coproc): Replace
2203 (UndefinedResult): Replace function with macro/function
2205 (sim_engine_run): Don't save PC in IPC.
2207 * sim-main.h (IPC): Delete.
2210 * interp.c (signal_exception, store_word, load_word,
2211 address_translation, load_memory, store_memory, cache_op,
2212 prefetch, sync_operation, ifetch, value_fpr, store_fpr, convert,
2213 cop_lw, cop_ld, cop_sw, cop_sd, decode_coproc, sim_monitor): Add
2214 current instruction address - cia - argument.
2215 (sim_read, sim_write): Call address_translation directly.
2216 (sim_engine_run): Rename variable vaddr to cia.
2217 (signal_exception): Pass cia to sim_monitor
2219 * sim-main.h (SignalException, LoadWord, StoreWord, CacheOp,
2220 Prefetch, SyncOperation, ValueFPR, StoreFPR, Convert, COP_LW,
2221 COP_LD, COP_SW, COP_SD, DecodeCoproc): Update.
2223 * sim-main.h (SignalExceptionSimulatorFault): Delete definition.
2224 * interp.c (sim_open): Replace SignalExceptionSimulatorFault with
2227 * interp.c (signal_exception): Pass restart address to
2230 * Makefile.in (semantics.o, engine.o, support.o, itable.o,
2231 idecode.o): Add dependency.
2233 * sim-main.h (SIM_ENGINE_HALT_HOOK, SIM_ENGINE_RESUME_HOOK):
2235 (DELAY_SLOT): Update NIA not PC with branch address.
2236 (NULLIFY_NEXT_INSTRUCTION): Set NIA to instruction after next.
2238 * mips.igen: Use CIA not PC in branch calculations.
2239 (illegal): Call SignalException.
2240 (BEQ, ADDIU): Fix assembler.
2244 * m16.igen (JALX): Was missing.
2246 * configure.in (enable-sim-igen): New configuration option.
2247 * configure: Re-generate.
2249 * sim-main.h (MAX_INSNS, INSN_NAME): Define.
2251 * interp.c (load_memory, store_memory): Delete parameter RAW.
2252 (sim_read, sim_write): Use sim_core_{read,write}_buffer directly
2253 bypassing {load,store}_memory.
2255 * sim-main.h (ByteSwapMem): Delete definition.
2257 * Makefile.in (SIM_OBJS): Add sim-memopt module.
2259 * interp.c (sim_do_command, sim_commands): Delete mips specific
2260 commands. Handled by module sim-options.
2262 * sim-main.h (SIM_HAVE_FLATMEM): Undefine, use sim-core.o module.
2263 (WITH_MODULO_MEMORY): Define.
2265 * interp.c (sim_info): Delete code printing memory size.
2267 * interp.c (mips_size): Nee sim_size, delete function.
2269 (monitor, monitor_base, monitor_size): Delete global variables.
2270 (sim_open, sim_close): Delete code creating monitor and other
2271 memory regions. Use sim-memopts module, via sim_do_commandf, to
2272 manage memory regions.
2273 (load_memory, store_memory): Use sim-core for memory model.
2275 * interp.c (address_translation): Delete all memory map code
2276 except line forcing 32 bit addresses.
2280 * sim-main.h (WITH_TRACE): Delete definition. Enables common
2283 * interp.c (logfh, logfile): Delete globals.
2284 (sim_open, sim_close): Delete code opening & closing log file.
2285 (mips_option_handler): Delete -l and -n options.
2286 (OPTION mips_options): Ditto.
2288 * interp.c (OPTION mips_options): Rename option trace to dinero.
2289 (mips_option_handler): Update.
2293 * interp.c (fetch_str): New function.
2294 (sim_monitor): Rewrite using sim_read & sim_write.
2295 (sim_open): Check magic number.
2296 (sim_open): Write monitor vectors into memory using sim_write.
2297 (MONITOR_BASE, MONITOR_SIZE, MEM_SIZE): Define.
2298 (sim_read, sim_write): Simplify - transfer data one byte at a
2300 (load_memory, store_memory): Clarify meaning of parameter RAW.
2302 * sim-main.h (isHOST): Defete definition.
2303 (isTARGET): Mark as depreciated.
2304 (address_translation): Delete parameter HOST.
2306 * interp.c (address_translation): Delete parameter HOST.
2312 * Makefile.in (IGEN_INCLUDE): Files included by mips.igen.
2313 (tmp-igen, tmp-m16): Depend on IGEN_INCLUDE.
2317 * mips.igen: Add model filter field to records.
2321 * Makefile.in (SIM_NO_CFLAGS): Define. Define WITH_IGEN=0.
2323 interp.c (sim_engine_run): Do not compile function sim_engine_run
2324 when WITH_IGEN == 1.
2326 * configure.in (sim_igen_flags, sim_m16_flags): Set according to
2327 target architecture.
2329 Makefile.in (tmp-igen, tmp-m16): Drop -F and -M options to
2330 igen. Replace with configuration variables sim_igen_flags /
2333 * m16.igen: New file. Copy mips16 insns here.
2334 * mips.igen: From here.
2338 * Makefile.in (SIM_NO_OBJ): Define, move SIM_M16_OBJ, SIM_IGEN_OBJ
2340 (tmp-igen, tmp-m16): Pass -I srcdir to igen.
2344 * gencode.c (build_instruction): Follow sim_write's lead in using
2345 BigEndianMem instead of !ByteSwapMem.
2349 * configure.in (sim_gen): Dependent on target, select type of
2350 generator. Always select old style generator.
2352 configure: Re-generate.
2354 Makefile.in (tmp-igen, tmp-m16, clean-m16, clean-igen): New
2356 (SIM_M16_CFLAGS, SIM_M16_ALL, SIM_M16_OBJ, BUILT_SRC_FROM_M16,
2357 SIM_IGEN_CFLAGS, SIM_IGEN_ALL, SIM_IGEN_OBJ, BUILT_SRC_FROM_IGEN,
2358 IGEN_TRACE, IGEN_INSN, IGEN_DC): Define
2359 (SIM_EXTRA_CFLAGS, SIM_EXTRA_ALL, SIM_OBJS): Add member
2360 SIM_@sim_gen@_*, set by autoconf.
2364 * sim-main.h (NULLIFY_NEXT_INSTRUCTION, DELAY_SLOT): Define.
2366 * interp.c (ColdReset): Remove #ifdef HASFPU, check
2367 CURRENT_FLOATING_POINT instead.
2369 * interp.c (ifetch32): New function. Fetch 32 bit instruction.
2370 (address_translation): Raise exception InstructionFetch when
2371 translation fails and isINSTRUCTION.
2373 * interp.c (sim_open, sim_write, sim_monitor, store_word,
2374 sim_engine_run): Change type of of vaddr and paddr to
2376 (address_translation, prefetch, load_memory, store_memory,
2377 cache_op): Change type of vAddr and pAddr to address_word.
2379 * gencode.c (build_instruction): Change type of vaddr and paddr to
2384 * sim-main.h (ALU64_END, ALU32_END): Use ALU*_OVERFLOW_RESULT
2385 macro to obtain result of ALU op.
2389 * interp.c (sim_info): Call profile_print.
2393 * Makefile.in (SIM_OBJS): Add sim-profile.o module.
2395 * sim-main.h (WITH_PROFILE): Do not define, defined in
2396 common/sim-config.h. Use sim-profile module.
2397 (simPROFILE): Delete defintion.
2399 * interp.c (PROFILE): Delete definition.
2400 (mips_option_handler): Delete 'p', 'y' and 'x' profile options.
2401 (sim_close): Delete code writing profile histogram.
2402 (mips_set_profile, mips_set_profile_size, writeout16, writeout32):
2404 (sim_engine_run): Delete code profiling the PC.
2408 * sim-main.h (SIGNEXTEND): Force type of result to unsigned_word.
2410 * interp.c (sim_monitor): Make register pointers of type
2413 * sim-main.h: Make registers of type unsigned_word not
2418 * interp.c (sync_operation): Rename from SyncOperation, make
2419 global, add SD argument.
2420 (prefetch): Rename from Prefetch, make global, add SD argument.
2421 (decode_coproc): Make global.
2423 * sim-main.h (SyncOperation, DecodeCoproc, Pefetch): Define.
2425 * gencode.c (build_instruction): Generate DecodeCoproc not
2426 decode_coproc calls.
2428 * interp.c (SETFCC, GETFCC, PREVCOC1): Move to sim-main.h
2429 (SizeFGR): Move to sim-main.h
2430 (simHALTEX, simHALTIN, simTRACE, simPROFILE, simDELAYSLOT,
2431 simSIGINT, simJALDELAYSLOT): Move to sim-main.h
2432 (FP_FLAGS, FP_ENABLE, FP_CAUSE, IR, UF, OF, DZ, IO, UO): Move to
2434 (FP_FS, FP_MASK_RM, FP_SH_RM, FP_RM_NEAREST, FP_RM_TOPINF,
2435 FP_RM_TOMINF, GETRM): Move to sim-main.h.
2436 (Uncached, CachedNoncoherent, CachedCoherent, Cached,
2437 isINSTRUCTION, ..., AccessLength_BYTE, ...): Move to sim-main.h.
2438 (UserMode, BigEndianMem, ByteSwapMem, ReverseEndian,
2439 BigEndianCPU, status_KSU_mask, ...). Moved to sim-main.h
2441 * sim-main.h (ALU32_END, ALU64_END): Define. When overflow raise
2443 (sim-alu.h): Include.
2444 (NULLIFY_NIA, NULL_CIA, CPU_CIA): Define.
2445 (sim_cia): Typedef to instruction_address.
2449 * Makefile.in (interp.o): Rename generated file engine.c to
2456 * gencode.c (build_instruction): Use FPR_STATE not fpr_state.
2460 * gencode.c (build_instruction): For "FPSQRT", output correct
2461 number of arguments to Recip.
2465 * Makefile.in (interp.o): Depends on sim-main.h
2467 * interp.c (mips16_entry, ColdReset,dotrace): Add SD argument. Use GPR not registers.
2469 * sim-main.h (sim_cpu): Add registers, register_widths, fpr_state,
2470 ipc, dspc, pending_*, hiaccess, loaccess, state, dsstate fields.
2471 (REGISTERS, REGISTER_WIDTHS, FPR_STATE, IPC, DSPC, PENDING_*,
2472 STATE, DSSTATE): Define
2473 (GPR, FGRIDX, ..): Define.
2475 * interp.c (registers, register_widths, fpr_state, ipc, dspc,
2476 pending_*, hiaccess, loaccess, state, dsstate): Delete globals.
2477 (GPR, FGRIDX, ...): Delete macros.
2479 * interp.c: Update names to match defines from sim-main.h
2483 * interp.c (sim_monitor): Add SD argument.
2484 (sim_warning): Delete. Replace calls with calls to
2486 (sim_error): Delete. Replace calls with sim_io_error.
2487 (open_trace, writeout32, writeout16, getnum): Add SD argument.
2488 (mips_set_profile): Rename from sim_set_profile. Add SD argument.
2489 (mips_set_profile_size): Rename from sim_set_profile_size. Add SD
2491 (mips_size): Rename from sim_size. Add SD argument.
2493 * interp.c (simulator): Delete global variable.
2494 (callback): Delete global variable.
2495 (mips_option_handler, sim_open, sim_write, sim_read,
2496 sim_store_register, sim_fetch_register, sim_info, sim_do_command,
2497 sim_size,sim_monitor): Use sim_io_* not callback->*.
2498 (sim_open): ZALLOC simulator struct.
2499 (PROFILE): Do not define.
2503 * interp.c (sim_open), support.h: Replace CHECKSIM macro found in
2504 support.h with corresponding code.
2506 * sim-main.h (word64, uword64), support.h: Move definition to
2508 (WORD64LO, WORD64HI, SET64LO, SET64HI, WORD64, UWORD64): Ditto.
2511 * Makefile.in: Update dependencies
2512 * interp.c: Do not include.
2516 * interp.c (address_translation, load_memory, store_memory,
2517 cache_op): Rename to from AddressTranslation et.al., make global,
2520 * sim-main.h (AddressTranslation, LoadMemory, StoreMemory,
2523 * interp.c (SignalException): Rename to signal_exception, make
2526 * interp.c (Interrupt, ...): Move definitions to sim-main.h.
2528 * sim-main.h (SignalException, SignalExceptionInterrupt,
2529 SignalExceptionInstructionFetch, SignalExceptionAddressStore,
2530 SignalExceptionAddressLoad, SignalExceptionSimulatorFault,
2531 SignalExceptionIntegerOverflow, SignalExceptionCoProcessorUnusable):
2534 * interp.c, support.h: Use.
2538 * interp.c (ValueFPR, StoreFPR), sim-main.h: Make global, rename
2539 to value_fpr / store_fpr. Add SD argument.
2540 (NaN, Infinity, Less, Equal, AbsoluteValue, Negate, Add, Sub,
2541 Multiply, Divide, Recip, SquareRoot, Convert): Make global.
2543 * sim-main.h (ValueFPR, StoreFPR): Define.
2547 * interp.c (sim_engine_run): Check consistency between configure
2548 WITH_TARGET_WORD_BITSIZE and WITH_FLOATING_POINT and gensim GPRLEN
2551 * configure.in (mips_bitsize): Configure WITH_TARGET_WORD_BITSIZE.
2552 (mips_fpu): Configure WITH_FLOATING_POINT.
2553 (mips_endian): Configure WITH_TARGET_ENDIAN.
2554 * configure: Update.
2558 * configure: Regenerated to track ../common/aclocal.m4 changes.
2562 * configure: Regenerated.
2566 * interp.c: Allow Debug, DEPC, and EPC registers to be examined in GDB.
2570 * gencode.c (print_igen_insn_models): Assume certain architectures
2571 include all mips* instructions.
2572 (print_igen_insn_format): Use data_size==-1 as marker for MIPS16
2575 * Makefile.in (tmp.igen): Add target. Generate igen input from
2578 * gencode.c (FEATURE_IGEN): Define.
2579 (main): Add --igen option. Generate output in igen format.
2580 (process_instructions): Format output according to igen option.
2581 (print_igen_insn_format): New function.
2582 (print_igen_insn_models): New function.
2583 (process_instructions): Only issue warnings and ignore
2584 instructions when no FEATURE_IGEN.
2588 * interp.c (COP_SD, COP_LD): Add UNUSED to pacify GCC for some
2593 * configure: Regenerated to track ../common/aclocal.m4 changes.
2597 * Makefile.in (SIM_ALIGNMENT, SIM_ENDIAN, SIM_HOSTENDIAN,
2598 SIM_RESERVED_BITS): Delete, moved to common.
2599 (SIM_EXTRA_CFLAGS): Update.
2603 * configure.in: Configure non-strict memory alignment.
2604 * configure: Regenerated to track ../common/aclocal.m4 changes.
2608 * configure: Regenerated to track ../common/aclocal.m4 changes.
2612 * gencode.c (SDBBP,DERET): Added (3900) insns.
2613 (RFE): Turn on for 3900.
2614 * interp.c (DebugBreakPoint,DEPC,Debug,Debug_*): Added.
2615 (dsstate): Made global.
2616 (SUBTARGET_R3900): Added.
2617 (CANCELDELAYSLOT): New.
2618 (SignalException): Ignore SystemCall rather than ignore and
2619 terminate. Add DebugBreakPoint handling.
2620 (decode_coproc): New insns RFE, DERET; and new registers Debug
2621 and DEPC protected by SUBTARGET_R3900.
2622 (sim_engine_run): Use CANCELDELAYSLOT rather than clearing
2624 * Makefile.in,configure.in: Add mips subtarget option.
2625 * configure: Update.
2629 * gencode.c: Add r3900 (tx39).
2634 * gencode.c (build_instruction): Don't need to subtract 4 for
2639 * interp.c: Correct some HASFPU problems.
2643 * configure: Regenerated to track ../common/aclocal.m4 changes.
2647 * interp.c (mips_options): Fix samples option short form, should
2652 * interp.c (sim_info): Enable info code. Was just returning.
2656 * interp.c (decode_coproc): Clarify warning about unsuported MTC0,
2661 * gencode.c (build_instruction): Use SIGNED64 for 64 bit
2663 (build_instruction): Ditto for LL.
2665 Thu Sep 4 17:21:23 1997 Doug Evans <dje@seba>
2667 * configure: Regenerated to track ../common/aclocal.m4 changes.
2671 * configure: Regenerated to track ../common/aclocal.m4 changes.
2676 * interp.c (sim_open): Add call to sim_analyze_program, update
2681 * interp.c (sim_kill): Delete.
2682 (sim_create_inferior): Add ABFD argument. Set PC from same.
2683 (sim_load): Move code initializing trap handlers from here.
2684 (sim_open): To here.
2685 (sim_load): Delete, use sim-hload.c.
2687 * Makefile.in (SIM_OBJS): Add sim-hload.o module.
2691 * configure: Regenerated to track ../common/aclocal.m4 changes.
2696 * interp.c (sim_open): Add ABFD argument.
2697 (sim_load): Move call to sim_config from here.
2698 (sim_open): To here. Check return status.
2702 * gencode.c (build_instruction): Two arg MADD should
2703 not assign result to $0.
2707 * sim/mips/configure: Change default_sim_endian to 0 (bi-endian)
2708 * sim/mips/configure.in: Regenerate.
2712 * interp.c (SUB_REG_UW, SUB_REG_SW, SUB_REG_*): Use more explicit
2713 signed8, unsigned8 et.al. types.
2715 * interp.c (SUB_REG_FETCH): Handle both little and big endian
2716 hosts when selecting subreg.
2720 * interp.c (sim_engine_run): Reset the ZERO register to zero
2721 regardless of FEATURE_WARN_ZERO.
2722 * gencode.c (FEATURE_WARNINGS): Remove FEATURE_WARN_ZERO.
2726 * interp.c (decode_coproc): Implement MTC0 N, CAUSE.
2727 (SignalException): For BreakPoints ignore any mode bits and just
2729 (SignalException): Always set the CAUSE register.
2733 * interp.c (SignalException): Clear the simDELAYSLOT flag when an
2734 exception has been taken.
2736 * interp.c: Implement the ERET and mt/f sr instructions.
2740 * interp.c (SignalException): Don't bother restarting an
2745 * interp.c (SignalException): Really take an interrupt.
2746 (interrupt_event): Only deliver interrupts when enabled.
2750 * interp.c (sim_info): Only print info when verbose.
2751 (sim_info) Use sim_io_printf for output.
2755 * interp.c (CoProcPresent): Add UNUSED attribute - not used by all
2760 * interp.c (sim_do_command): Check for common commands if a
2761 simulator specific command fails.
2765 * interp.c (sim_engine_run): ifdef out uses of simSTOP, simSTEP
2766 and simBE when DEBUG is defined.
2770 * interp.c (interrupt_event): New function. Pass exception event
2771 onto exception handler.
2773 * configure.in: Check for stdlib.h.
2774 * configure: Regenerate.
2776 * gencode.c (build_instruction): Add UNUSED attribute to tempS
2777 variable declaration.
2778 (build_instruction): Initialize memval1.
2779 (build_instruction): Add UNUSED attribute to byte, bigend,
2781 (build_operands): Ditto.
2783 * interp.c: Fix GCC warnings.
2784 (sim_get_quit_code): Delete.
2786 * configure.in: Add INLINE, ENDIAN, HOSTENDIAN and WARNINGS.
2787 * Makefile.in: Ditto.
2788 * configure: Re-generate.
2790 * Makefile.in (SIM_OBJS): Add sim-watch.o module.
2794 * interp.c (mips_option_handler): New function parse argumes using
2796 (myname): Replace with STATE_MY_NAME.
2797 (sim_open): Delete check for host endianness - performed by
2799 (simHOSTBE, simBE): Delete, replaced by sim-endian flags.
2800 (sim_open): Move much of the initialization from here.
2801 (sim_load): To here. After the image has been loaded and
2803 (sim_open): Move ColdReset from here.
2804 (sim_create_inferior): To here.
2805 (sim_open): Make FP check less dependant on host endianness.
2807 * Makefile.in (SIM_RUN_OBJS): Set to nrun.o - use new version or
2809 * interp.c (sim_set_callbacks): Delete.
2811 * interp.c (membank, membank_base, membank_size): Replace with
2812 STATE_MEMORY, STATE_MEM_SIZE, STATE_MEM_BASE.
2813 (sim_open): Remove call to callback->init. gdb/run do this.
2817 * sim-main.h (SIM_HAVE_FLATMEM): Define.
2819 * interp.c (big_endian_p): Delete, replaced by
2820 current_target_byte_order.
2824 * interp.c (host_read_long, host_read_word, host_swap_word,
2825 host_swap_long): Delete. Using common sim-endian.
2826 (sim_fetch_register, sim_store_register): Use H2T.
2827 (pipeline_ticks): Delete. Handled by sim-events.
2829 (sim_engine_run): Update.
2833 * interp.c (sim_stop_reason): Move code determining simEXCEPTION
2835 (SignalException): To here. Signal using sim_engine_halt.
2836 (sim_stop_reason): Delete, moved to common.
2840 * interp.c (sim_open): Add callback argument.
2841 (sim_set_callbacks): Delete SIM_DESC argument.
2846 * Makefile.in (SIM_OBJS): Add common modules.
2848 * interp.c (sim_set_callbacks): Also set SD callback.
2849 (set_endianness, xfer_*, swap_*): Delete.
2850 (host_read_word, host_read_long, host_swap_word, host_swap_long):
2851 Change to functions using sim-endian macros.
2852 (control_c, sim_stop): Delete, use common version.
2853 (simulate): Convert into.
2854 (sim_engine_run): This function.
2855 (sim_resume): Delete.
2857 * interp.c (simulation): New variable - the simulator object.
2858 (sim_kind): Delete global - merged into simulation.
2859 (sim_load): Cleanup. Move PC assignment from here.
2860 (sim_create_inferior): To here.
2862 * sim-main.h: New file.
2863 * interp.c (sim-main.h): Include.
2867 * configure: Regenerated to track ../common/aclocal.m4 changes.
2871 * tconfig.in (SIM_HAVE_BIENDIAN): Define.
2875 * gencode.c (build_instruction): DIV instructions: check
2876 for division by zero and integer overflow before using
2877 host's division operation.
2881 * Makefile.in (SIM_OBJS): Add sim-load.o.
2882 * interp.c: #include bfd.h.
2883 (target_byte_order): Delete.
2884 (sim_kind, myname, big_endian_p): New static locals.
2885 (sim_open): Set sim_kind, myname. Move call to set_endianness to
2886 after argument parsing. Recognize -E arg, set endianness accordingly.
2887 (sim_load): Return SIM_RC. New arg abfd. Call sim_load_file to
2888 load file into simulator. Set PC from bfd.
2889 (sim_create_inferior): Return SIM_RC. Delete arg start_address.
2890 (set_endianness): Use big_endian_p instead of target_byte_order.
2894 * interp.c (sim_size): Delete prototype - conflicts with
2895 definition in remote-sim.h. Correct definition.
2899 * configure: Regenerated to track ../common/aclocal.m4 changes.
2904 * interp.c (sim_open): New arg `kind'.
2906 * configure: Regenerated to track ../common/aclocal.m4 changes.
2910 * configure: Regenerated to track ../common/aclocal.m4 changes.
2914 * interp.c (sim_open): Set optind to 0 before calling getopt.
2918 * configure: Regenerated to track ../common/aclocal.m4 changes.
2922 * interp.c : Replace uses of pr_addr with pr_uword64
2923 where the bit length is always 64 independent of SIM_ADDR.
2924 (pr_uword64) : added.
2928 * configure: Re-generate.
2932 * configure: Regenerate to track ../common/aclocal.m4 changes.
2936 * interp.c (sim_open): New SIM_DESC result. Argument is now
2938 (other sim_*): New SIM_DESC argument.
2942 * interp.c: Fix printing of addresses for non-64-bit targets.
2943 (pr_addr): Add function to print address based on size.
2947 * interp.c (simopen): Add support for LSI MiniRISC PMON vectors.
2951 * gencode.c (build_mips16_operands): Correct computation of base
2952 address for extended PC relative instruction.
2956 * interp.c (mips16_entry): Add support for floating point cases.
2957 (SignalException): Pass floating point cases to mips16_entry.
2958 (ValueFPR): Don't restrict fmt_single and fmt_word to even
2960 (StoreFPR): Likewise. Also, don't clobber fpr + 1 for fmt_single
2962 (COP_LW): Pass fmt_word rather than fmt_uninterpreted to StoreFPR,
2963 and then set the state to fmt_uninterpreted.
2964 (COP_SW): Temporarily set the state to fmt_word while calling
2969 * gencode.c (build_instruction): The high order may be set in the
2970 comparison flags at any ISA level, not just ISA 4.
2974 * Makefile.in (@COMMON_MAKEFILE_FRAG): Use
2975 COMMON_{PRE,POST}_CONFIG_FRAG instead.
2976 * configure.in: sinclude ../common/aclocal.m4.
2977 * configure: Regenerated.
2981 * configure: Rebuild after change to aclocal.m4.
2985 * configure configure.in Makefile.in: Update to new configure
2986 scheme which is more compatible with WinGDB builds.
2987 * configure.in: Improve comment on how to run autoconf.
2988 * configure: Re-run autoconf to get new ../common/aclocal.m4.
2989 * Makefile.in: Use autoconf substitution to install common
2994 * gencode.c (build_instruction): Use BigEndianCPU instead of
2999 * interp.c (sim_monitor): Make output to stdout visible in
3000 wingdb's I/O log window.
3004 * support.h: Undo previous change to SIGTRAP
3009 * interp.c (store_word, load_word): New static functions.
3010 (mips16_entry): New static function.
3011 (SignalException): Look for mips16 entry and exit instructions.
3012 (simulate): Use the correct index when setting fpr_state after
3013 doing a pending move.
3017 * interp.c: Fix byte-swapping code throughout to work on
3018 both little- and big-endian hosts.
3022 * support.h: Make definitions of SIGTRAP and SIGQUIT consistent
3023 with gdb/config/i386/xm-windows.h.
3027 * gencode.c (build_instruction): Work around MSVC++ code gen bug
3028 that messes up arithmetic shifts.
3032 * support.h: Use _WIN32 instead of __WIN32__. Also add defs for
3033 SIGTRAP and SIGQUIT for _WIN32.
3037 * gencode.c (build_instruction) [MUL]: Cast operands to word64, to
3038 force a 64 bit multiplication.
3039 (build_instruction) [OR]: In mips16 mode, don't do anything if the
3040 destination register is 0, since that is the default mips16 nop
3045 * gencode.c (MIPS16_DECODE): SWRASP is I8, not RI.
3046 (build_endian_shift): Don't check proc64.
3047 (build_instruction): Always set memval to uword64. Cast op2 to
3048 uword64 when shifting it left in memory instructions. Always use
3049 the same code for stores--don't special case proc64.
3051 * gencode.c (build_mips16_operands): Fix base PC value for PC
3053 (build_instruction): Call JALDELAYSLOT rather than DELAYSLOT for a
3055 * interp.c (simJALDELAYSLOT): Define.
3056 (JALDELAYSLOT): Define.
3057 (INDELAYSLOT, INJALDELAYSLOT): Define.
3058 (simulate): Clear simJALDELAYSLOT when simDELAYSLOT is cleared.
3062 * interp.c (sim_open): add flush_cache as a PMON routine
3063 (sim_monitor): handle flush_cache by ignoring it
3067 * gencode.c (build_instruction): Use !ByteSwapMem instead of
3069 * interp.c (CONFIG, config_EP_{mask,shift,D,DxxDxx, config_BE): Delete.
3070 (BigEndianMem): Rename to ByteSwapMem and change sense.
3071 (BigEndianCPU, sim_write, LoadMemory, StoreMemory): Change
3072 BigEndianMem references to !ByteSwapMem.
3073 (set_endianness): New function, with prototype.
3074 (sim_open): Call set_endianness.
3075 (sim_info): Use simBE instead of BigEndianMem.
3076 (xfer_direct_word, xfer_direct_long, swap_direct_word,
3077 swap_direct_long, xfer_big_word, xfer_big_long, xfer_little_word,
3078 xfer_little_long, swap_word, swap_long): Delete unnecessary MSC_VER
3079 ifdefs, keeping the prototype declaration.
3080 (swap_word): Rewrite correctly.
3081 (ColdReset): Delete references to CONFIG. Delete endianness related
3082 code; moved to set_endianness.
3086 * gencode.c (build_instruction, case JUMP): Truncate PC to 32 bits.
3087 * interp.c (CHECKHILO): Define away.
3088 (simSIGINT): New macro.
3089 (membank_size): Increase from 1MB to 2MB.
3090 (control_c): New function.
3091 (sim_resume): Rename parameter signal to signal_number. Add local
3092 variable prev. Call signal before and after simulate.
3093 (sim_stop_reason): Add simSIGINT support.
3094 (sim_warning, sim_error, dotrace, SignalException): Define as stdarg
3096 (sim_warning): Delete call to SignalException. Do call printf_filtered
3098 (AddressTranslation): Add #ifdef DEBUG around debugging message and
3099 a call to sim_warning.
3103 * gencode.c (process_instructions): If ! proc64, skip DOUBLEWORD
3104 16 bit instructions.
3108 Add support for mips16 (16 bit MIPS implementation):
3109 * gencode.c (inst_type): Add mips16 instruction encoding types.
3110 (GETDATASIZEINSN): Define.
3111 (MIPS_DECODE): Add REG flag to dsllv, dsrav, and dsrlv. Add
3112 jalx. Add LEFT flag to mfhi and mflo. Add RIGHT flag to mthi and
3114 (MIPS16_DECODE): New table, for mips16 instructions.
3115 (bitmap_val): New static function.
3116 (struct mips16_op): Define.
3117 (mips16_op_table): New table, for mips16 operands.
3118 (build_mips16_operands): New static function.
3119 (process_instructions): If PC is odd, decode a mips16
3120 instruction. Break out instruction handling into new
3121 build_instruction function.
3122 (build_instruction): New static function, broken out of
3123 process_instructions. Check modifiers rather than flags for SHIFT
3124 bit count and m[ft]{hi,lo} direction.
3125 (usage): Pass program name to fprintf.
3126 (main): Remove unused variable this_option_optind. Change
3127 ``*loptarg++'' to ``loptarg++''.
3128 (my_strtoul): Parenthesize && within ||.
3129 * interp.c (LoadMemory): Accept a halfword pAddr if vAddr is odd.
3130 (simulate): If PC is odd, fetch a 16 bit instruction, and
3131 increment PC by 2 rather than 4.
3132 * configure.in: Add case for mips16*-*-*.
3133 * configure: Rebuild.
3137 * interp.c: Allow -t to enable tracing in standalone simulator.
3138 Fix garbage output in trace file and error messages.
3142 * Makefile.in: Delete stuff moved to ../common/Make-common.in.
3143 (SIM_{OBJS,EXTRA_CFLAGS,EXTRA_CLEAN}): Define.
3144 * configure.in: Simplify using macros in ../common/aclocal.m4.
3145 * configure: Regenerated.
3146 * tconfig.in: New file.
3150 * interp.c: Fix bugs in 64-bit port.
3151 Use ansi function declarations for msvc compiler.
3152 Initialize and test file pointer in trace code.
3153 Prevent duplicate definition of LAST_EMED_REGNUM.
3157 * interp.c (xfer_big_long): Prevent unwanted sign extension.
3161 * interp.c (SignalException): Check for explicit terminating
3163 * gencode.c: Pass instruction value through SignalException()
3164 calls for Trap, Breakpoint and Syscall.
3168 * interp.c (SquareRoot): Add HAVE_SQRT check to ensure sqrt() is
3169 only used on those hosts that provide it.
3170 * configure.in: Add sqrt() to list of functions to be checked for.
3171 * config.in: Re-generated.
3172 * configure: Re-generated.
3176 * gencode.c (process_instructions): Call build_endian_shift when
3177 expanding STORE RIGHT, to fix swr.
3178 * support.h (SIGNEXTEND): If the sign bit is not set, explicitly
3179 clear the high bits.
3180 * interp.c (Convert): Fix fmt_single to fmt_long to not truncate.
3181 Fix float to int conversions to produce signed values.
3185 * gencode.c (MIPS_DECODE): Set UNSIGNED for multu instruction.
3186 (process_instructions): Correct handling of nor instruction.
3187 Correct shift count for 32 bit shift instructions. Correct sign
3188 extension for arithmetic shifts to not shift the number of bits in
3189 the type. Fix 64 bit multiply high word calculation. Fix 32 bit
3190 unsigned multiply. Fix ldxc1 and friends to use coprocessor 1.
3192 * interp.c (CHECKHILO): Don't set HIACCESS, LOACCESS, or HLPC.
3193 It's OK to have a mult follow a mult. What's not OK is to have a
3194 mult follow an mfhi.
3195 (Convert): Comment out incorrect rounding code.
3199 * interp.c (sim_monitor): Improved monitor printf
3200 simulation. Tidied up simulator warnings, and added "--log" option
3201 for directing warning message output.
3202 * gencode.c: Use sim_warning() rather than WARNING macro.
3206 * Makefile.in (gencode): Depend upon gencode.o, getopt.o, and
3207 getopt1.o, rather than on gencode.c. Link objects together.
3208 Don't link against -liberty.
3209 (gencode.o, getopt.o, getopt1.o): New targets.
3210 * gencode.c: Include <ctype.h> and "ansidecl.h".
3211 (AND): Undefine after including "ansidecl.h".
3212 (ULONG_MAX): Define if not defined.
3213 (OP_*): Don't define macros; now defined in opcode/mips.h.
3214 (main): Call my_strtoul rather than strtoul.
3215 (my_strtoul): New static function.
3219 * gencode.c (process_instructions): Generate word64 and uword64
3220 instead of `long long' and `unsigned long long' data types.
3221 * interp.c: #include sysdep.h to get signals, and define default
3223 * (Convert): Work around for Visual-C++ compiler bug with type
3225 * support.h: Make things compile under Visual-C++ by using
3226 __int64 instead of `long long'. Change many refs to long long
3227 into word64/uword64 typedefs.
3231 * Makefile.in (bindir, libdir, datadir, mandir, infodir, includedir,
3232 INSTALL_PROGRAM, INSTALL_DATA): Use autoconf-set values.
3234 * configure.in (AC_PREREQ): autoconf 2.5 or higher.
3235 (AC_PROG_INSTALL): Added.
3236 (AC_PROG_CC): Moved to before configure.host call.
3237 * configure: Rebuilt.
3241 * configure.in: Define @SIMCONF@ depending on mips target.
3242 * configure: Rebuild.
3243 * Makefile.in (run): Add @SIMCONF@ to control simulator
3245 * gencode.c: Change LOADDRMASK to 64bit memory model only.
3246 * interp.c: Remove some debugging, provide more detailed error
3247 messages, update memory accesses to use LOADDRMASK.
3251 * configure.in: Add calls to AC_CONFIG_HEADER, AC_CHECK_HEADERS,
3252 AC_CHECK_LIB, and AC_CHECK_FUNCS. Change AC_OUTPUT to set
3254 * configure: Rebuild.
3255 * config.in: New file, generated by autoheader.
3256 * interp.c: Include "config.h". Include <stdlib.h>, <string.h>,
3257 and <strings.h> if they exist. Replace #ifdef sun with #ifdef
3258 HAVE_ANINT and HAVE_AINT, as appropriate.
3259 * Makefile.in (run): Use @LIBS@ rather than -lm.
3260 (interp.o): Depend upon config.h.
3261 (Makefile): Just rebuild Makefile.
3262 (clean): Remove stamp-h.
3263 (mostlyclean): Make the same as clean, not as distclean.
3264 (config.h, stamp-h): New targets.
3268 * interp.c (ColdReset): Fix boolean test. Make all simulator
3273 * interp.c (xfer_direct_word, xfer_direct_long,
3274 swap_direct_word, swap_direct_long, xfer_big_word,
3275 xfer_big_long, xfer_little_word, xfer_little_long,
3276 swap_word,swap_long): Added.
3277 * interp.c (ColdReset): Provide function indirection to
3278 host<->simulated_target transfer routines.
3279 * interp.c (sim_store_register, sim_fetch_register): Updated to
3280 make use of indirected transfer routines.
3284 * gencode.c (process_instructions): Ensure FP ABS instruction
3286 * interp.c (AbsoluteValue): Add routine. Also provide simple PMON
3287 system call support.
3291 * interp.c (sim_do_command): Complain if callback structure not
3296 * interp.c (Convert): Provide round-to-nearest and round-to-zero
3297 support for Sun hosts.
3298 * Makefile.in (gencode): Ensure the host compiler and libraries
3299 used for cross-hosted build.
3303 * interp.c, gencode.c: Some more (TODO) tidying.
3307 * gencode.c, interp.c: Replaced explicit long long references with
3308 WORD64HI, WORD64LO, SET64HI and SET64LO macro calls.
3309 * support.h (SET64LO, SET64HI): Macros added.
3313 * configure: Regenerate with autoconf 2.7.
3317 * interp.c (LoadMemory): Enclose text following #endif in /* */.
3318 * support.h: Remove superfluous "1" from #if.
3319 * support.h (CHECKSIM): Remove stray 'a' at end of line.
3323 * interp.c (StoreFPR): Control UndefinedResult() call on
3324 WARN_RESULT manifest.
3328 * gencode.c: Tidied instruction decoding, and added FP instruction
3331 * interp.c: Added dineroIII, and BSD profiling support. Also
3332 run-time FP handling.
3336 * Changelog, Makefile.in, README.Cygnus, configure, configure.in,
3337 gencode.c, interp.c, support.h: created.