* config/alpha/alpha.c (mode_mask_operand): Simplify without ifdefs.
        (print_operand) ['U']: Likewise.
        (alpha_expand_unaligned_store): Correct constants for 32-bit cross.
        (alpha_expand_unaligned_store_words): Likewise.
        (alpha_expand_builtin_vector_binop): Fix typo.
        (enum alpha_builtin, code_for_builtin): Add remaining ext, ins, msk,
        umulh, and cix insns.
        (one_arg_builtins): Add cix builtins.
        (two_arg_builtins): Add ext, ins, msk, umulh builtins.
        (alpha_expand_builtin): Fix typo in arity.
        * config/alpha/alpha.md (UNSPEC_CTLZ, UNSPEC_CTPOP): New.
        (builtin_extbl, builtin_extwl, builtin_extll, builtin_extwh,
        builtin_extlh, builtin_insbl, builtin_inswl, builtin_insll,
        builtin_insql, builtin_inswh, builtin_inslh, builtin_insqh,
        builtin_mskbl, builtin_mskwl, builtin_mskll, builtin_mskql,
        builtin_mskwh, builtin_msklh, builtin_mskqh, builtin_cttz,
        builtin_ctlz, builtin_ctpop): New.
        * doc/extend.texi (Alpha Built-in Functions): Update.

        * gcc.dg/alpha-base-1.c: Add ext/ins/msk/umulh cases.
        * gcc.dg/alpha-max-1.c, gcc.dg/alpha-max-2.c: Use -mcpu=ev67.
        * gcc.dg/alpha-cix-1.c, gcc.dg/alpha-cix-2.c: New.

From-SVN: r54267