Commit Graph

107 Commits

Author SHA1 Message Date
Chris Demetriou 1423405663 2004-04-09 Chris Demetriou <cgd@broadcom.com>
* mips.igen (check_fmt): Remove.
        (ABS.fmt, ADD.fmt, C.cond.fmta, C.cond.fmtb, CEIL.L.fmt, CEIL.W)
        (CVT.D.fmt, CVT.L.fmt, CVT.S.fmt, CVT.W.fmt, DIV.fmt, FLOOR.L.fmt)
        (FLOOR.W.fmt, MADD.fmt, MOV.fmt, MOVtf.fmt, MOVN.fmt, MOVZ.fmt)
        (MSUB.fmt, MUL.fmt, NEG.fmt, NMADD.fmt, NMSUB.fmt, RECIP.fmt)
        (ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt, SQRT.fmt, SUB.fmt)
        (TRUNC.L.fmt, TRUNC.W): Explicitly specify allowed FPU formats.
        (check_fmt_p, CEIL.L.fmt, CEIL.W, DIV.fmt, FLOOR.L.fmt)
        (FLOOR.W.fmt, RECIP.fmt, ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt)
        (SQRT.fmt, TRUNC.L.fmt, TRUNC.W): Remove all uses of check_fmt.
        (C.cnd.fmta): Remove incorrect call to check_fmt_p.
2004-04-10 06:51:49 +00:00
Richard Sandiford 0e1b7197a4 * sim-main.h (MIPS_MACH_HAS_MT_HILO_HAZARD)
(MIPS_MACH_HAS_MULT_HILO_HAZARD, MIPS_MACH_HAS_DIV_HILO_HAZARD): New.
	* mips.igen (check_mt_hilo, check_mult_hilo, check_div_hilo): Provide
	separate implementations for mipsIV and mipsV.  Use new macros to
	determine whether the restrictions apply.
2004-03-29 21:56:02 +00:00
Chris Demetriou b3208fb8f7 2004-01-19 Chris Demetriou <cgd@broadcom.com>
* mips.igen (check_mf_cycles, check_mt_hilo, check_mf_hilo)
        (check_mult_hilo): Improve comments.
        (check_div_hilo): Likewise.  Also, fork off a new version
        to handle mips32/mips64 (since there are no hazards to check
        in MIPS32/MIPS64).
2004-01-20 07:06:14 +00:00
Chris Demetriou 9a1d84fb16 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
* mips.igen (do_dmultx): Fix check for negative operands.
2003-06-18 01:12:03 +00:00
Chris Demetriou d29e330fda 2003-01-14 Chris Demetriou <cgd@broadcom.com>
* mips.igen (LUXC1, SUXC1): New, for mipsV and mips64.
2003-01-14 19:01:41 +00:00
Chris Demetriou a2353a08ac 2003-01-14 Chris Demetriou <cgd@broadcom.com>
* mips.igen (EI, DI): Remove.
2003-01-14 18:15:08 +00:00
Chris Demetriou 4c54fc26ed 2003-01-04 Richard Sandiford <rsandifo@redhat.com>
Andrew Cagney  <ac131313@redhat.com>
	    Gavin Romig-Koch  <gavin@redhat.com>
	    Graydon Hoare  <graydon@redhat.com>
	    Aldy Hernandez  <aldyh@redhat.com>
	    Dave Brolley  <brolley@redhat.com>
	    Chris Demetriou  <cgd@broadcom.com>

	* configure.in (mips64vr*): Define TARGET_ENABLE_FR to 1.
	(sim_mach_default): New variable.
	(mips64vr-*-*, mips64vrel-*-*): New configurations.
	Add a new simulator generator, MULTI.
	* configure: Regenerate.
	* Makefile.in (SIM_MULTI_OBJ, SIM_EXTRA_DISTCLEAN): New variables.
	(multi-run.o): New dependency.
	(SIM_MULTI_ALL, SIM_MULTI_IGEN_CONFIGS): New variables.
	(tmp-mach-multi, tmp-itable-multi, tmp-run-multi): New rules.
	(tmp-multi): Combine them.
	(BUILT_SRC_FROM_MULTI): New variable.  Depend on tmp-multi.
	(clean-extra): Remove sources in BUILT_SRC_FROM_MULTI.
	(distclean-extra): New rule.
	* sim-main.h: Include bfd.h.
	(MIPS_MACH): New macro.
	* mips.igen (vr4120, vr5400, vr5500): New models.
	(clo, clz, dclo, dclz, madd, maddu, msub, msub, mul): Add *vr5500.
	* vr.igen: Replace with new version.
2003-01-05 07:56:59 +00:00
Chris Demetriou 28f50ac815 2002-12-31 Chris Demetriou <cgd@broadcom.com>
* sim-main.h (check_branch_bug, mark_branch_bug): Remove.
        * mips.igen: Remove all invocations of check_branch_bug and
        mark_branch_bug.
2002-12-31 21:31:32 +00:00
Chris Demetriou 06e7837e0f 2002-07-30 Chris Demetriou <cgd@broadcom.com>
* mips.igen (do_load_double, do_store_double): New functions.
        (LDC1, SDC1): Rename to...
        (LDC1b, SDC1b): respectively.
        (LDC1a, SDC1a): New instructions for MIPS II and MIPS32 support.
2002-07-31 05:44:54 +00:00
Chris Demetriou e7e8118132 2002-06-14 Chris Demetriou <cgd@broadcom.com>
Ed Satterthwaite  <ehs@broadcom.com>

	* mips3d.igen: New file which contains MIPS-3D ASE instructions.
	* Makefile.in (IGEN_INCLUDE): Add mips3d.igen.
	* mips.igen: Include mips3d.igen.
	(mips3d): New model name for MIPS-3D ASE instructions.
	(CVT.W.fmt): Don't use this instruction for word (source) format
	instructions.
	* cp1.c (fp_binary_r, fp_add_r, fp_mul_r, fpu_inv1, fpu_inv1_32)
	(fpu_inv1_64, fp_recip1, fp_recip2, fpu_inv_sqrt1, fpu_inv_sqrt1_32)
	(fpu_inv_sqrt1_64, fp_rsqrt1, fp_rsqrt2): New functions.
	(NR_FRAC_GUARD, IMPLICIT_1): New macros.
	* sim-main.h (fmt_pw, CompareAbs, AddR, MultiplyR, Recip1, Recip2)
	(RSquareRoot1, RSquareRoot2): New macros.
	(fp_add_r, fp_mul_r, fp_recip1, fp_recip2, fp_rsqrt1)
	(fp_rsqrt2): New functions.
	* configure.in: Add MIPS-3D support to mipsisa64 simulator.
	* configure: Regenerate.
2002-06-14 18:49:09 +00:00
Chris Demetriou 3a2b820ef3 2002-06-13 Chris Demetriou <cgd@broadcom.com>
* cp1.c (FP_PS_upper, FP_PS_lower, FP_PS_cat, FPQNaN_PS): New macros.
	(value_fpr, store_fpr, fp_cmp, fp_unary, fp_binary, fp_mac)
	(fp_inv_sqrt, fpu_format_name): Add paired-single support.
	(convert): Note that this function is not used for paired-single
	format conversions.
	(ps_lower, ps_upper, pack_ps, convert_ps): New functions.
	* mips.igen (FMT, MOVtf.fmt): Add paired-single support.
	(check_fmt_p): Enable paired-single support.
	(ALNV.PS, CVT.PS.S, CVT.S.PL, CVT.S.PU, PLL.PS, PLU.PS, PUL.PS)
	(PUU.PS): New instructions.
	(CVT.S.fmt): Don't use this instruction for paired-single format
	destinations.
	* sim-main.h (FP_formats): New value 'fmt_ps.'
	(ps_lower, ps_upper, pack_ps, convert_ps): New prototypes.
	(PSLower, PSUpper, PackPS, ConvertPS): New macros.
2002-06-14 04:44:11 +00:00
Chris Demetriou d18ea9c2b8 2002-06-12 Chris Demetriou <cgd@broadcom.com>
* mips.igen: Fix formatting of function calls in
        many FP operations.
2002-06-12 23:32:05 +00:00
Chris Demetriou 95fd5cee7d 2002-06-12 Chris Demetriou <cgd@broadcom.com>
* mips.igen (MOVN, MOVZ): Trace result.
        (TNEI): Print "tnei" as the opcode name in traces.
        (CEIL.W): Add disassembly string for traces.
        (RSQRT.fmt): Make location of disassembly string consistent
        with other instructions.
2002-06-12 23:20:56 +00:00
Chris Demetriou 4f0d55aeaa 2002-06-12 Chris Demetriou <cgd@broadcom.com>
* mips.igen (X): Delete unused function.
2002-06-12 22:22:41 +00:00
Chris Demetriou f3c08b7e16 2002-06-07 Chris Demetriou <cgd@broadcom.com>
Ed Satterthwaite  <ehs@broadcom.com>

	* cp1.c (inner_mac, fp_mac, inner_rsqrt, fp_inv_sqrt)
	(fp_rsqrt, fp_madd, fp_msub, fp_nmadd, fp_nmsub): New functions.
	* sim-main.h (fp_rsqrt, fp_madd, fp_msub, fp_nmadd)
	(fp_nmsub): New prototypes.
	(RSquareRoot, MultiplyAdd, MultiplySub, NegMultiplyAdd)
	(NegMultiplySub): New defines.
	* mips.igen (RSQRT.fmt): Use RSquareRoot().
	(MADD.D, MADD.S): Replace with...
	(MADD.fmt): New instruction.
	(MSUB.D, MSUB.S): Replace with...
	(MSUB.fmt): New instruction.
	(NMADD.D, NMADD.S): Replace with...
	(NMADD.fmt): New instruction.
	(NMSUB.D, MSUB.S): Replace with...
	(NMSUB.fmt): New instruction.
2002-06-08 03:05:23 +00:00
Chris Demetriou cfe9ea23c7 2002-06-06 Chris Demetriou <cgd@broadcom.com>
Ed Satterthwaite  <ehs@broadcom.com>

	* cp1.h: New file.
	* sim-main.h: Include cp1.h.
	(SETFCC, GETFCC, IR, UF, OF, DX, IO, UO, FP_FLAGS, FP_ENABLE)
	(FP_CAUSE, GETFS, FP_RM_NEAREST, FP_RM_TOZERO, FP_RM_TOPINF)
	(FP_RM_TOMINF, GETRM): Remove.  Moved to cp1.h.
	(FP_FS, FP_MASK_RM, FP_SH_RM, Nan, Less, Equal): Remove.
	(value_fcr, store_fcr, test_fcsr, fp_cmp): New prototypes.
	(ValueFCR, StoreFCR, TestFCSR, Compare): New macros.
	* cp1.c: Don't include sim-fpu.h; already included by
	sim-main.h.  Clean up formatting of some comments.
	(NaN, Equal, Less): Remove.
	(test_fcsr, value_fcr, store_fcr, update_fcsr, fp_test)
	(fp_cmp): New functions.
	* mips.igen (do_c_cond_fmt): Remove.
	(C.cond.fmta, C.cond.fmtb): Replace uses of do_c_cond_fmt_a with
	Compare.  Add result tracing.
	(CxC1): Remove, replace with...
	(CFC1a, CFC1b, CFC1c, CTC1a, CTC1b, CTC1c): New instructions.
	(DMxC1): Remove, replace with...
	(DMFC1a, DMFC1b, DMTC1a, DMTC1b): New instructions.
	(MxC1): Remove, replace with...
	(MFC1a, MFC1b, MTC1a, MTC1b): New instructions.
2002-06-07 00:13:24 +00:00
Chris Demetriou ee7254b0cc 2002-06-04 Chris Demetriou <cgd@broadcom.com>
* sim-main.h (FGRIDX): Remove, replace all uses with...
        (FGR_BASE): New macro.
        (FP0_REGNUM, FCRCS_REGNUM, FCRIR_REGNUM): New macros.
        (_sim_cpu): Move 'fgr' member to be right before 'fpr_state' member.
        (NR_FGR, FGR): Likewise.
        * interp.c: Replace all uses of FGRIDX with FGR_BASE.
        * mips.igen: Likewise.
2002-06-04 22:38:41 +00:00
Chris Demetriou 7cbea0890e 2002-06-03 Chris Demetriou <cgd@broadcom.com>
Ed Satterthwaite  <ehs@broadcom.com>

	* configure.in (mipsisa64sb1*-*-*): New target for supporting
	Broadcom SiByte SB-1 processor configurations.
	* configure: Regenerate.
	* sb1.igen: New file.
	* mips.igen: Include sb1.igen.
	(sb1): New model.
	* Makefile.in (IGEN_INCLUDE): Add sb1.igen.
	* mdmx.igen: Add "sb1" model to all appropriate functions and
	instructions.
	* mdmx.c (AbsDiffOB, AvgOB, AccAbsDiffOB): New functions.
	(ob_func, ob_acc): Reference the above.
	(qh_acc): Adjust to keep the same size as ob_acc.
	* sim-main.h (status_SBX, MX_VECT_ABSD, MX_VECT_AVG, MX_AbsDiff)
	(MX_Avg, MX_VECT_ABSDA, MX_AbsDiffC): New macros.
2002-06-03 21:00:29 +00:00
Chris Demetriou f4f1b9f102 2002-06-02 Chris Demetriou <cgd@broadcom.com>
Ed Satterthwaite  <ehs@broadcom.com>

	* mips.igen (mdmx): New (pseudo-)model.
	* mdmx.c, mdmx.igen: New files.
	* Makefile.in (SIM_OBJS): Add mdmx.o.
	* sim-main.h (MDMX_accumulator, MX_fmtsel, signed24, signed48):
	New typedefs.
	(ACC, MX_Add, MX_AddA, MX_AddL, MX_And, MX_C_EQ, MX_C_LT, MX_Comp)
	(MX_FMT_OB, MX_FMT_QH, MX_Max, MX_Min, MX_Msgn, MX_Mul, MX_MulA)
	(MX_MulL, MX_MulS, MX_MulSL, MX_Nor, MX_Or, MX_Pick, MX_RAC)
	(MX_RAC_H, MX_RAC_L, MX_RAC_M, MX_RNAS, MX_RNAU, MX_RND_AS)
	(MX_RND_AU, MX_RND_ES, MX_RND_EU, MX_RND_ZS, MX_RND_ZU, MX_RNES)
	(MX_RNEU, MX_RZS, MX_RZU, MX_SHFL, MX_ShiftLeftLogical)
	(MX_ShiftRightArith, MX_ShiftRightLogical, MX_Sub, MX_SubA, MX_SubL)
	(MX_VECT_ADD, MX_VECT_ADDA, MX_VECT_ADDL, MX_VECT_AND)
	(MX_VECT_MAX, MX_VECT_MIN, MX_VECT_MSGN, MX_VECT_MUL, MX_VECT_MULA)
	(MX_VECT_MULL, MX_VECT_MULS, MX_VECT_MULSL, MX_VECT_NOR)
	(MX_VECT_OR, MX_VECT_SLL, MX_VECT_SRA, MX_VECT_SRL, MX_VECT_SUB)
	(MX_VECT_SUBA, MX_VECT_SUBL, MX_VECT_XOR, MX_WACH, MX_WACL, MX_Xor)
	(SIM_ARGS, SIM_STATE, UnpredictableResult, fmt_mdmx, ob_fmtsel)
	(qh_fmtsel): New macros.
	(_sim_cpu): New member "acc".
	(mdmx_acc_op, mdmx_cc_op, mdmx_cpr_op, mdmx_pick_op, mdmx_rac_op)
	(mdmx_round_op, mdmx_shuffle, mdmx_wach, mdmx_wacl): New functions.
2002-06-02 07:39:26 +00:00
Chris Demetriou 402586aa26 2002-05-01 Chris Demetriou <cgd@broadcom.com>
* cp1.c (store_fpr): Remove #ifdef'd out call to UndefinedResult
        which wouldn't compile anyway.
        * sim-main.h (unpredictable_action): New function prototype.
        (Unpredictable): Define to call igen function unpredictable().
        (NotWordValue): New macro to call igen function not_word_value().
        (UndefinedResult): Remove.
        * interp.c (undefined_result): Remove.
        (unpredictable_action): New function.
        * mips.igen (not_word_value, unpredictable): New functions.
        (ADD, ADDI, do_addiu, do_addu, BGEZAL, BGEZALL, BLTZAL, BLTZALL)
        (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, do_mult, do_multu)
        (do_sra, do_srav, do_srl, do_srlv, SUB, do_subu): Invoke
        NotWordValue() to check for unpredictable inputs, then
        Unpredictable() to handle them.
2002-05-01 17:26:14 +00:00
Chris Demetriou c9b9995a38 2002-02-24 Chris Demetriou <cgd@broadcom.com>
* mips.igen: Fix formatting of calls to Unpredictable().
2002-04-25 05:37:03 +00:00
Chris Demetriou 1e799e28c1 2002-03-12 Chris Demetriou <cgd@broadcom.com>
* configure.in (mipsisa32*-*-*, mipsisa64*-*-*): New targets.
        * mips.igen (mips32, mips64): New models, add to all instructions
        and functions as appropriate.
        (loadstore_ea, check_u64): New variant for model mips64.
        (check_fmt_p): New variant for models mipsV and mips64, remove
        mipsV model marking fro other variant.
        (SLL) Rename to...
        (SLLa) this.
        (CLO, CLZ, MADD, MADDU, MSUB, MSUBU, MUL, SLLb): New instructions
        for mips32 and mips64.
        (DCLO, DCLZ): New instructions for mips64.
2002-03-12 22:53:01 +00:00
Chris Demetriou 82f728dbb8 2002-03-07 Chris Demetriou <cgd@broadcom.com>
* mips.igen (BREAK, LUI, ORI, SYSCALL, XORI): Print
        immediate or code as a hex value with the "%#lx" format.
        (ANDI): Likewise, and fix printed instruction name.
2002-03-08 00:37:14 +00:00
Chris Demetriou 3ad6f714f2 2002-03-05 Chris Demetriou <cgd@broadcom.com>
* mips.igen (check_fpu): Enable check for coprocessor 1 usability.
        * sim-main.h (COP_Usable): Define, but for now coprocessor 1
        is always enabled.
        (SignalExceptionCoProcessorUnusable): Take as argument the
        unusable coprocessor number.
2002-03-06 05:41:40 +00:00
Chris Demetriou 86b77b471b 2002-03-05 Chris Demetriou <cgd@broadcom.com>
* mips.igen: Fix formatting of all SignalException calls.
2002-03-05 22:24:24 +00:00
Chris Demetriou b5040d49af 2002-02-04 Chris Demetriou <cgd@broadcom.com>
* mips.igen: Remove gencode comment from top of file, fix
        spelling in another comment.
2002-03-05 07:34:01 +00:00
Chris Demetriou 8612006bd7 2002-02-04 Chris Demetriou <cgd@broadcom.com>
* mips.igen (check_fmt, check_fmt_p): New functions to check
        whether specific floating point formats are usable.
        (ABS.fmt, ADD.fmt, CEIL.L.fmt, CEIL.W, DIV.fmt, FLOOR.L.fmt)
        (FLOOR.W.fmt, MOV.fmt, MUL.fmt, NEG.fmt, RECIP.fmt, ROUND.L.fmt)
        (ROUND.W.fmt, RSQRT.fmt, SQRT.fmt, SUB.fmt, TRUNC.L.fmt, TRUNC.W):
        Use the new functions.
        (do_c_cond_fmt): Remove format checks...
        (C.cond.fmta, C.cond.fmtb): And move them into all callers.
2002-03-05 03:14:56 +00:00
Chris Demetriou 9b17d183bf 2002-02-03 Chris Demetriou <cgd@broadcom.com>
* mips.igen: Fix formatting of check_fpu calls.
2002-03-04 04:14:51 +00:00
Chris Demetriou 41774c9d7b 2002-03-03 Chris Demetriou <cgd@broadcom.com>
* mips.igen (FLOOR.L.fmt): Store correct destination register.
2002-03-04 04:06:47 +00:00
Chris Demetriou 4a0bd8769a 2002-03-03 Chris Demetriou <cgd@broadcom.com>
* mips.igen: Remove whitespace at end of lines.
2002-03-04 03:19:49 +00:00
Chris Demetriou 09297648e2 2002-03-02 Chris Demetriou <cgd@broadcom.com>
* mips.igen (loadstore_ea): New function to do effective
	address calculations.
	(do_load, do_load_left, do_load_right, LL, LDD, PREF, do_store,
	do_store_left, do_store_right, SC, SCD, PREFX, SWC1, SWXC1,
	CACHE): Use loadstore_ea to do effective address computations.
2002-03-03 07:36:42 +00:00
Chris Demetriou 043b7057fd 2002-03-02 Chris Demetriou <cgd@broadcom.com>
* interp.c (load_word): Use EXTEND32 rather than SIGNEXTEND.
	* mips.igen (LL, CxC1, MxC1): Likewise.
2002-03-03 06:49:43 +00:00
Chris Demetriou c1e8ada406 2002-03-02 Chris Demetriou <cgd@broadcom.com>
* mips.igen (LL, LLD, PREF, SC, SCD, ABS.fmt, ADD.fmt, CEIL.L.fmt,
        CEIL.W, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt, CVT.W.fmt, DIV.fmt,
        FLOOR.L.fmt, FLOOR.W.fmt, MADD.D, MADD.S, MOV.fmt, MOVtf.fmt,
        MSUB.D, MSUB.S, MUL.fmt, NEG.fmt, NMADD.D, NMADD.S, NMSUB.D,
        NMSUB.S, PREFX, RECIP.fmt, ROUND.L.fmt, ROUND.W.fmt, RSQRT.fmt,
        SQRT.fmt, SUB.fmt, SWC1, SWXC1, TRUNC.L.fmt, TRUNC.W, CACHE):
        Don't split opcode fields by hand, use the opcode field values
        provided by igen.
2002-03-03 02:11:23 +00:00
Chris Demetriou 3e1dca16f2 2002-03-01 Chris Demetriou <cgd@broadcom.com>
* mips.igen (do_divu): Fix spacing.

        * mips.igen (do_dsllv): Move to be right before DSLLV,
        to match the rest of the do_<shift> functions.
2002-03-01 23:51:18 +00:00
Chris Demetriou fff8d27d23 2002-03-01 Chris Demetriou <cgd@broadcom.com>
* mips.igen (do_dsll, do_dsllv, DSLL32, do_dsra, DSRA32, do_dsrl,
        DSRL32, do_dsrlv): Trace inputs and results.
2002-03-01 23:40:51 +00:00
Chris Demetriou 0d3e762b2f 2002-03-01 Chris Demetriou <cgd@broadcom.com>
* mips.igen (CACHE): Provide instruction-printing string.

        * interp.c (signal_exception): Comment tokens after #endif.
2002-03-01 19:55:42 +00:00
Chris Demetriou eb5fcf9324 2002-02-28 Chris Demetriou <cgd@broadcom.com>
* mips.igen (LWXC1): Mark with filter "64,f", rather than just "32".
        (MOVtf, MxC1, MxC1, DMxC1, DMxC1, CxC1, CxC1, SQRT.fmt, MOV.fmt,
        NEG.fmt, ROUND.L.fmt, TRUNC.L.fmt, CEIL.L.fmt, FLOOR.L.fmt,
        ROUND.W.fmt, TRUNC.W, CEIL.W, FLOOR.W.fmt, RECIP.fmt, RSQRT.fmt,
        CVT.S.fmt, CVT.D.fmt, CVT.W.fmt, CVT.L.fmt, MOVtf.fmt, C.cond.fmta,
        C.cond.fmtb, SUB.fmt, MUL.fmt, DIV.fmt, MOVZ.fmt, MOVN.fmt, LDXC1,
        SWXC1, SDXC1, MSUB.D, MSUB.S, NMADD.S, NMADD.D, NMSUB.S, NMSUB.D,
        LWC1, SWC1): Add "f" to filter, since these are FP instructions.
2002-03-01 07:53:46 +00:00
Chris Demetriou bb22bd7d9e 2002-02-28 Chris Demetriou <cgd@broadcom.com>
* mips.igen (DSRA32, DSRAV): Fix order of arguments in
        instruction-printing string.
        (LWU): Use '64' as the filter flag.
2002-03-01 07:34:57 +00:00
Chris Demetriou 91a177cf81 2002-02-28 Chris Demetriou <cgd@broadcom.com>
* mips.igen (SDXC1): Fix instruction-printing string.
2002-03-01 06:40:28 +00:00
Chris Demetriou 387f484ade 2002-02-28 Chris Demetriou <cgd@broadcom.com>
* mips.igen (LDC1, SDC1): Remove mipsI model, and mark with
        filter flags "32,f".
2002-03-01 06:34:21 +00:00
Chris Demetriou 3d81f39116 2002-02-27 Chris Demetriou <cgd@broadcom.com>
* mips.igen (PREFX): This is a 64-bit instruction, use '64'
        as the filter flag.
2002-02-28 07:07:56 +00:00
Chris Demetriou af5107af97 2002-02-27 Chris Demetriou <cgd@broadcom.com>
* mips.igen (PREFX): Tweak instruction opcode fields (i.e.,
        add a comma) so that it more closely match the MIPS ISA
        documentation opcode partitioning.
        (PREF): Put useful names on opcode fields, and include
        instruction-printing string.
2002-02-28 07:01:14 +00:00
Chris Demetriou ca97154034 2002-02-27 Chris Demetriou <cgd@broadcom.com>
* mips.igen (check_u64): New function which in the future will
        check whether 64-bit instructions are usable and signal an
        exception if not.  Currently a no-op.
        (DADD, DADDI, DADDIU, DADDU, DDIV, DDIVU, DMULT, DMULTU, DSLL,
        DSLL32, DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB,
        DSUBU, LD, LDL, LDR, LLD, LWU, SCD, SD, SDL, SDR, DMxC1, LDXC1,
        LWXC1, SDXC1, SWXC1, DMFC0, DMTC0): Use check_u64.

        * mips.igen (check_fpu): New function which in the future will
        check whether FPU instructions are usable and signal an exception
        if not.  Currently a no-op.
        (ABS.fmt, ADD.fmt, BC1a, BC1b, C.cond.fmta, C.cond.fmtb,
        CEIL.L.fmt, CEIL.W, CxC1, CVT.D.fmt, CVT.L.fmt, CVT.S.fmt,
        CVT.W.fmt, DIV.fmt, DMxC1, DMxC1, FLOOR.L.fmt, FLOOR.W.fmt, LDC1,
        LDXC1, LWC1, LWXC1, MADD.D, MADD.S, MxC1, MOV.fmt, MOVtf,
        MOVtf.fmt, MOVN.fmt, MOVZ.fmt, MSUB.D, MSUB.S, MUL.fmt, NEG.fmt,
        NMADD.D, NMADD.S, NMSUB.D, NMSUB.S, RECIP.fmt, ROUND.L.fmt,
        ROUND.W.fmt, RSQRT.fmt, SDC1, SDXC1, SQRT.fmt, SUB.fmt, SWC1,
        SWXC1, TRUNC.L.fmt, TRUNC.W): Use check_fpu.
2002-02-28 02:57:34 +00:00
Chris Demetriou 1c47a468ec 2002-02-27 Chris Demetriou <cgd@broadcom.com>
* mips.igen (do_load_left, do_load_right): Move to be immediately
        following do_load.
        (do_store_left, do_store_right): Move to be immediately following
        do_store.
2002-02-27 22:46:35 +00:00
Chris Demetriou 603a98e7a1 2002-02-27 Chris Demetriou <cgd@broadcom.com>
* mips.igen (mipsV): New model name.  Also, add it to
        all instructions and functions where it is appropriate.
2002-02-27 21:52:52 +00:00
Chris Demetriou c5d00cc701 2002-02-18 Chris Demetriou <cgd@broadcom.com>
* mips.igen: For all functions and instructions, list model
        names that support that instruction one per line.
2002-02-19 08:10:44 +00:00
Chris Demetriou 074e9cb865 2002-02-11 Chris Demetriou <cgd@broadcom.com>
* mips.igen: Add some additional comments about supported
        models, and about which instructions go where.
        (BC1b, MFC0, MTC0, RFE): Sort supported models in the same
        order as is used in the rest of the file.
2002-02-11 23:35:07 +00:00
Chris Demetriou 9805e2294e 2002-02-11 Chris Demetriou <cgd@broadcom.com>
* mips.igen (ADD, ADDI, DADDI, DSUB, SUB): Add comment
        indicating that ALU32_END or ALU64_END are there to check
        for overflow.
        (DADD): Likewise, but also remove previous comment about
        overflow checking.
2002-02-11 22:49:45 +00:00
Chris Demetriou f701dad2ba 2002-02-10 Chris Demetriou <cgd@broadcom.com>
* mips.igen (DDIV, DIV, DIVU, DMULT, DMULTU, DSLL, DSLL32,
        DSLLV, DSRA, DSRA32, DSRAV, DSRL, DSRL32, DSRLV, DSUB, DSUBU,
        JALR, JR, MOVN, MOVZ, MTLO, MULT, MULTU, SLL, SLLV, SLT, SLTU,
        SRAV, SRLV, SUB, SUBU, SYNC, XOR, MOVtf, DI, DMFC0, DMTC0, EI,
        ERET, RFE, TLBP, TLBR, TLBWI, TLBWR): Tweak instruction opcode
        fields (i.e., add and move commas) so that they more closely
        match the MIPS ISA documentation opcode partitioning.
2002-02-11 06:13:49 +00:00
Chris Demetriou 20ae00985d 2002-02-10 Chris Demetriou cgd@sibyte.com
* mips.igen (ADDI): Print immediate value.
        (BREAK): Print code.
        (DADDIU, DSRAV, DSRLV): Print correct instruction name.
        (SLL): Print "nop" specially, and don't run the code
        that does the shift for the "nop" case.
2002-02-11 02:19:38 +00:00