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opencog-atomese-simd / tests / opencl / vec-kernel.cl

35 lines · cl ref: 

// Identical to kernel used for example.

#if defined(cl_khr_fp64)
#  pragma OPENCL EXTENSION cl_khr_fp64: enable
#elif defined(cl_amd_fp64)
#  pragma OPENCL EXTENSION cl_amd_fp64: enable
#else
#  error double precision is not supported
#endif

// Sum of two vectors.
kernel void vec_add(global double *sum,
                    global const double *a,
                    global const double *b,
                    const unsigned long sz)
{
	size_t i = get_global_id(0);

	if (i < sz)
		sum[i] = a[i] + b[i];
}

// Product of two vectors.
kernel void vec_mult(global double *prod,
                     global const double *a,
                     global const double *b,
                     const unsigned long sz)
{
	size_t i = get_global_id(0);

	if (i < sz)
		prod[i] = a[i] * b[i];
}