spu.c (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Defined.

        * spu.c (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Defined.
        (spu_init_builtins): Mark the SPU_MASK_FOR_LOAD builtin decl as read
        only.
        (spu_expand_builtin_1): Handle the SPU_MASK_FOR_LOAD builtin.
        (spu_builtin_mask_for_load): New.
        * spu-builtins.def (SPU_MASK_FOR_LOAD): Define new builtin.
        * spu.md (UNSPEC_SPU_REALIGN_LOAD, UNSPEC_SPU_MASK_FOR_LOAD):New.
        (vec_realign_load_<mode>, spu_lvsr): New.


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

From-SVN: r119857