cpp/src/arrow/compute/kernels/aggregate_basic_avx512.cc

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//
//   http://www.apache.org/licenses/LICENSE-2.0
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#include "arrow/compute/kernels/aggregate_basic_internal.h"

namespace arrow {
namespace compute {
namespace aggregate {

// ----------------------------------------------------------------------
// Sum implementation

template <typename ArrowType>
struct SumImplAvx512 : public SumImpl<ArrowType, SimdLevel::AVX512> {};

template <typename ArrowType>
struct MeanImplAvx512 : public MeanImpl<ArrowType, SimdLevel::AVX512> {};

Result<std::unique_ptr<KernelState>> SumInitAvx512(KernelContext* ctx,
                                                   const KernelInitArgs& args) {
  SumLikeInit<SumImplAvx512> visitor(ctx, *args.inputs[0].type);
  return visitor.Create();
}

Result<std::unique_ptr<KernelState>> MeanInitAvx512(KernelContext* ctx,
                                                    const KernelInitArgs& args) {
  SumLikeInit<MeanImplAvx512> visitor(ctx, *args.inputs[0].type);
  return visitor.Create();
}

// ----------------------------------------------------------------------
// MinMax implementation

Result<std::unique_ptr<KernelState>> MinMaxInitAvx512(KernelContext* ctx,
                                                      const KernelInitArgs& args) {
  MinMaxInitState<SimdLevel::AVX512> visitor(
      ctx, *args.inputs[0].type, args.kernel->signature->out_type().type(),
      static_cast<const MinMaxOptions&>(*args.options));
  return visitor.Create();
}

void AddSumAvx512AggKernels(ScalarAggregateFunction* func) {
  AddBasicAggKernels(SumInitAvx512, internal::SignedIntTypes(), int64(), func,
                     SimdLevel::AVX512);
  AddBasicAggKernels(SumInitAvx512, internal::UnsignedIntTypes(), uint64(), func,
                     SimdLevel::AVX512);
  AddBasicAggKernels(SumInitAvx512, internal::FloatingPointTypes(), float64(), func,
                     SimdLevel::AVX512);
}

void AddMeanAvx512AggKernels(ScalarAggregateFunction* func) {
  aggregate::AddBasicAggKernels(MeanInitAvx512, internal::NumericTypes(), float64(), func,
                                SimdLevel::AVX512);
}

void AddMinMaxAvx512AggKernels(ScalarAggregateFunction* func) {
  // Enable 32/64 int types for avx512 variants, no advantage on 8/16 int.
  AddMinMaxKernels(MinMaxInitAvx512, {int32(), uint32(), int64(), uint64()}, func,
                   SimdLevel::AVX512);
}

}  // namespace aggregate
}  // namespace compute
}  // namespace arrow