Cycles: Don't include SIMD util file for OpenCL/CUDA, this fixes OpenCL compilation.
Cycles: Don't include SIMD util file for OpenCL/CUDA, this fixes OpenCL compilation.

pyrochlore/cycles,tangent-opensource/coreBlackbird,tangent-opensource/coreBlackbird,pyrochlore/cycles,tangent-opensource/coreBlackbird,pyrochlore/cycles