configure.ac: Support all v850 targets.

configure.ac: Support all v850 targets.

        * configure.ac: Support all v850 targets.
        * configure: Regenerate.

        * config/v850/lib1funcs.asm (save_r2_r31, return_r2_r31,
        save_r20_r31, return_r20_r31, save_r21_r31, return_r21_r31,
        save_r22_r31, return_r22_r31, save_r23_r31, return_r23_r31,
        save_r24_r31, return_r24_r31, save_r25_r31, return_r25_r31,
        save_r26_r31, return_r26_r31, save_r27_r31, return_r27_r31,
        save_r28_r31, return_r28_r31, save_r29_r31, return_r29_r31,
        save_r31, return_r31, save_interrupt, return_interrupt,
        save_all_interrupt, return_all_interrupt, L_save_r2_r31,
        L_return_interrupt, callt_return_interrupt, L_restore_all_interrupt,
        L_save_##START##_r31c, L_callt_save_r31c: Updated as per the
        new ABI requirements.
        save_r6_r9, L_callt_save_r6_r9: Remove.
        * config/v850/predicates.md (even_reg_operand, disp23_operand,
        const_float_1_operand const_float_0_operand): New Predicates.
        (pattern_is_ok_for_prepare, pattern_is_ok_for_prologue,
        pattern_is_ok_for_epilogue): Update as per the ABI requirements.
        * config/v850/t-v850: Update multilibs for new target variants.
        (save_varargs, callt_save_varargs, callt_save_r6_r9): Remove.
        * config/v850/t-v850e: Likewise.
        * config/v850/v850.c (v850_issue_rate): New.
        (v850_strict_argument_naming): New.
        (function_arg): Modify to generate a different ABI.
        (print_operand): Update case 'z' to support float modes.
        (output_move_single): Modify to generate appropriate and better
        assembly.
        (v850_float_z_comparison_operator, v850_select_cc_mode,
        v850_float_nz_comparison_operator,  v850_gen_float_compare,
        v850_gen_compare): New functions to support comparison of
        float values.
        (ep_memory_offset): Add support for V850E2 targets.
        (INTERRUPT_FIXED_NUM, INTERRUPT_ALL_SAVE_NUM): Update.
        (INTERRUPT_REGPARM_NUM): Remove.
        (compute_register_save_size): Add extra case to save/restore
        long call.
        (use_prolog_function): New function to support prologue.
        (expand_prologue): Add support for V850E2 targets and modified
        as per the current ABI requirements.
        (expand_epilogue): Likewise.
        (construct_restore_jr): Modify based on TARGET_LONG_CALLS.
        (construct_save_jarl): Likewise.
        (construct_dispose_instruction): Update as per the current ABI
        requirements.
        (construct_prepare_instruction): Likewise.
        * config/v850/v850.h(TARGET_CPU_DEFAULT): Add target predefines.
        (TARGET_CPU_v850e2, TARGET_CPU_v850e2v3): Define
        (CPP_SPEC): Updated to support v850e2 targets.
        (STRICT_ALIGNMENT): Modified.
        (FIRST_PSEUDO_REGISTER): Updated to add even registers.
        (FIXED_REGISTERS): Likewise.
        (CALL_USED_REGISTERS): Likewise.
        (CONDITIONAL_REGISTER_USAGE): Updated.
        (HARD_REGNO_MODE_OK): Updated.
        (reg_class): Updated to add even registers.
        (REG_CLASS_NAMES): Likewise.
        (REG_CLASS_CONTENTS): Likewise.
        (REGNO_REG_CLASS): Updated for CC registers.
        (REG_CLASS_FROM_LETTER): Added support for even registers.
        (REGNO_OK_FOR_BASE_P): Updated for CC registers.
        (STACK_POINTER_REGNUM, FRAME_POINTER_REGNUM, LINK_POINTER_REGNUM,
        ARG_POINTER_REGNUM): Updated.
        (FUNCTION_ARG_ADVANCE): Define.
        (REG_PARM_STACK_SPACE): Update as per the current ABI requirements.
        (OUTGOING_REG_PARM_STACK_SPACE): Remove.
        (EXTRA_CONSTRAINT): Add new constraint 'W' for 23-bit displacement.
        (GO_IF_LEGITIMATE_ADDRESS): Updated.
        (SELECT_CC_MODE): Define.
        (REGISTER_NAMES): Updated to add psw and fcc registers.
        (ADDITIONAL_REGISTER_NAMES): Updated.
        (ASM_OUTPUT_ADDR_DIFF_ELT): Updated to support new targets.
        (JUMP_TABLES_IN_TEXT_SECTION): Updated.
        * config/v850/v850.md (define_constants): Define new constants.
        (type): Update store,bit1,macc,div,fpu and single attributes.
        (cpu): New attribute.
        (cc): Add set_z attribute.
        (unsign23byte_load, sign23byte_load, unsign23hword_load,
        sign23hword_load, 23word_load, 23byte_store, 23hword_store,
        23word_store): New instructions for 23-bit displacement load and
        store.
        (movqi_internal, movhi_internal): Update the attributes.
        (movsi, movsi_internal_v850e): Updated to support v850e2 targets.
        (movsi_internal_v850e, movsi_internal, movsf_internal): Update
        the attributes.
        (v850_tst1): Modified using CC_REGNUM.
        (tstsi): Remove.
        (cmpsi): Modified as define_expand from define_insn.
        (cmpsi_insn, cmpsf, cmpdf): New instructions.
        (addsi3, subsi3, negsi2, divmodsi4, udivmodsi4, divmodhi4,
        udivmodhi4, v850_clr1_1, v850_clr1_2, v850_clr1_3, andsi3,
        v850_set1_1, v850_set1_3, iorsi3, v850_not1_1, v850_not1_3, xorsi3,
        one_cmplsi2): Clobber the CC_REGNUM register.
        (v850_clr1_1, v850_clr1_2, v850_clr1_3, andsi3, v850_set1_1,
        v850_set1_2, v850_set1_3, iorsi3, v850_not1_1, v850_not1_2,
        v850_not1_3, xorsi3, one_cmplsi2): Update the attributes
        accordingly.
        (setf_insn, set_z_insn, set_nz_insn): New instructions for
        v850e2v3 target.
        (movsicc_normal_cc, movsicc_reversed_cc): New instructions.
        (movsicc, movsicc_normal, movsicc_reversed): Add support for V850E2
        targets.
        (sasf_1, sasf_2): Remove.
        (sasf): New instruction.
        (rotlhi3, rotlhi3_8, rotlsi3, rotlsi3_16): Update to support V850E2
        targets. CC_REGNUM register is clobbered and attributes are
        updated.
        (branch_z_normal, branch_z_invert, branch_nz_normal,
        branch_nz_invert): New branch related instructions.
        (jump): Updated the attributes.
        (switch): Update to support new targets. CC_REGNUM register is
        clobbered and attributes are updated.
        (call_internal_short, call_internal_long, call_value_internal_short,
        call_value_internal_long): Updated the attributes.
        (zero_extendhisi2, zero_extendqisi2): CC_REGNUM register is
        clobbered and attributes are updated.
        (extendhisi_insn, extendhisi2, extendqisi_insn, extendqisi2):
        Update to support new targets. CC_REGNUM register is clobbered.
        (ashlsi3_v850e2, lshrsi3_v850e2, ashrsi3_v850e2): New shift
        instructions.
        (lshrsi3, ashrsi3): CC_REGNUM register is clobbered and attributes
        are updated.
        (ffssi2, addsf3, adddf3, subsf3, subdf3, mulsf3, muldf3, divsf3,
        divdf3, minsf3, mindf3, maxsf3, maxdf3, abssf2, absdf2, negsf2,
        negdf2, sqrtsf2, sqrtdf2, truncsfsi2, truncdfsi2, floatsisf2,
        floatsidf2, extendsfdf2, extenddfsf2, recipsf2, recipdf2,
        rsqrtsf2, rsqrtdf2, maddsf4, msubsf4, nmaddsf4, nmsubsf4,
        cmpsf_le_insn, cmpsf_lt_insn, cmpsf_ge_insn, cmpsf_gt_insn,
        cmpsf_eq_insn, cmpsf_ne_insn, cmpdf_le_insn, cmpdf_lt_insn,
        cmpdf_ge_insn, cmpdf_gt_insn, cmpdf_eq_insn, cmpdf_ne_insn, trfsr,
        movsfcc, movdfcc, movsfcc_z_insn, movsfcc_nz_insn, movdfcc_z_insn,
        movdfcc_nz_insn, movedfcc_z_zero, movedfcc_nz_zero): New floating
        point instructions defined for V850e2v3 target.
        (callt_save_interrupt, callt_return_interrupt, return_interrupt):
        Add support for V850E2 targets and CC_REGNUM register is clobbered.
        (callt_save_all_interrupt, callt_restore_all_interrupt): Add
        support for new targets.
        * config/v850/v850-modes.def: New file.
        * config/v850/v850.opt(mstrict-align): Remove.
        (mno-strict-align, mjump-tables-in-data-section, mv850e2,
        mv850e2v3): New command line options for V850.
        * config.gcc: Update the newly added files.
        * doc/invoke.texi: Update the newly added command line options for
        V850 target.

From-SVN: r162530