re PR rtl-optimization/41833 (vec_splat followed by vec_splat could be improved)

2009-11-04  Andrew Pinski  <andrew_pinski@playstation.sony.com>
            Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>

        PR rtl-opt/41833
        * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
        a vec_duplicate.

2009-11-04  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR rtl-opt/41833
        * gcc.target/powerpc/altivec-33.c: New testcase.


Co-Authored-By: Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>

From-SVN: r153906