i965/tiled_memcpy: Move SSSE3 code back into inline functions.
i965/tiled_memcpy: Move SSSE3 code back into inline functions.

This will make adding SSE2 code a lot cleaner.

Reviewed-by: Roland Scheidegger <7d58aee419d6f9201d75517c885374dff5e7d848@vmware.com>

metora/MesaGLSLCompiler,metora/MesaGLSLCompiler,metora/MesaGLSLCompiler