Vc alpaka nbody #128
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Vc alpaka nbody #128
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ax3l
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Nov 18, 2020
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* use rsqrt and allow turning off via constant * support AoSoA mapping as well * allow choosing the vector length for the Vc kernel * include inline in LLAMA_FN_HOST_ACC_INLINE for alpaka * avoid Vc when compiling for CUDA * keep Elems particles in registers during reduction
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Redesign the alpaka nbody to use Vc inside the kernel. The goal is to have a single source nbody version that performs optimal on GPU and CPU.