rs6000.c (rs6000_expand_unop_builtin): Check icode not CODE_FOR_nothing.

rs6000.c (rs6000_expand_unop_builtin): Check icode not CODE_FOR_nothing.

2002-07-30  David Edelsohn  <edelsohn@gnu.org>
            Zack Weinberg  <zack@codesourcery.com>

        * rs6000.c (rs6000_expand_unop_builtin): Check icode not
        CODE_FOR_nothing.  Change switch to if.
        (rs6000_expand_binop_builtin): Same.
        (rs6000_expand_builtin): Expand builtin if target support enabled.
        (rs6000_init_builtins): Init builtin if target support enabled.
        (rs6000_common_init_builtins): Check icode not CODE_FOR_nothing.

Co-Authored-By: Zack Weinberg <zack@codesourcery.com>
From-SVN: r55882