i386.c (override_options): If SSE, enable sse prefetch.

i386.c (override_options): If SSE, enable sse prefetch.

        * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
        (ix86_expand_vector_move): New.
        (bdesc_2arg): Remove andps, andnps, orps, xorps.
        (ix86_init_mmx_sse_builtins): Make static.  Remove composite builtins.
        Remove old prefetch builtins.  Special case the logicals removed above.
        (ix86_expand_builtin): Likewise.
        (safe_vector_operand): Use V4SFmode, not TImode.
        (ix86_expand_store_builtin): Remove shuffle arg.  Update callers.
        (ix86_expand_timode_binop_builtin): New.
        * config/i386/i386-protos.h: Update.
        * config/i386/i386.h (enum ix86_builtins): Update.
        * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
        Use ix86_expand_vector_move in vector move expanders.
        (movti_internal, movti_rex64): Add xorps alternative.
        (sse_clrv4sf): Rename and adjust from sse_clrti.
        (prefetch): Don't work so hard.
        (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
        * config/i386/xmmintrin.h (__m128): Use V4SFmode.
        (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.

From-SVN: r48796