wehub-resource-sync
143 lines
5.6 KiB
C++
143 lines
5.6 KiB
C++
/**
|
|
* Copyright (c) 2020 by Contributors
|
|
* @file kernel/cpu/segment_reduce.cc
|
|
* @brief Segment reduce C APIs and definitions.
|
|
*/
|
|
#include "./segment_reduce.h"
|
|
|
|
#include <dgl/array.h>
|
|
|
|
#include <string>
|
|
|
|
#include "./spmm_binary_ops.h"
|
|
|
|
namespace dgl {
|
|
namespace aten {
|
|
|
|
/** @brief Segment Reduce operator. */
|
|
template <int XPU, typename IdType, typename DType>
|
|
void SegmentReduce(
|
|
const std::string& op, NDArray feat, NDArray offsets, NDArray out,
|
|
NDArray arg) {
|
|
if (op == "sum") {
|
|
cpu::SegmentSum<IdType, DType>(feat, offsets, out);
|
|
} else if (op == "max" || op == "min") {
|
|
if (op == "max") {
|
|
cpu::SegmentCmp<IdType, DType, cpu::op::Max<DType>>(
|
|
feat, offsets, out, arg);
|
|
} else {
|
|
cpu::SegmentCmp<IdType, DType, cpu::op::Min<DType>>(
|
|
feat, offsets, out, arg);
|
|
}
|
|
} else {
|
|
LOG(FATAL) << "Unsupported reduce function " << op;
|
|
}
|
|
}
|
|
|
|
/** @brief Scatter Add.*/
|
|
template <int XPU, typename IdType, typename DType>
|
|
void ScatterAdd(NDArray feat, NDArray idx, NDArray out) {
|
|
cpu::ScatterAdd<IdType, DType>(feat, idx, out);
|
|
}
|
|
|
|
/** @brief Update gradients for reduce operator max/min on heterogeneous
|
|
* graph.*/
|
|
template <int XPU, typename IdType, typename DType>
|
|
void UpdateGradMinMax_hetero(
|
|
const HeteroGraphPtr& g, const std::string& op,
|
|
const std::vector<NDArray>& feat, const std::vector<NDArray>& idx,
|
|
const std::vector<NDArray>& idx_etype, std::vector<NDArray>* out) {
|
|
cpu::UpdateGradMinMax_hetero<IdType, DType>(g, op, feat, idx, idx_etype, out);
|
|
}
|
|
|
|
/** @brief Backward function of segment cmp.*/
|
|
template <int XPU, typename IdType, typename DType>
|
|
void BackwardSegmentCmp(NDArray feat, NDArray arg, NDArray out) {
|
|
cpu::BackwardSegmentCmp<IdType, DType>(feat, arg, out);
|
|
}
|
|
|
|
template void SegmentReduce<kDGLCPU, int32_t, BFloat16>(
|
|
const std::string& op, NDArray feat, NDArray offsets, NDArray out,
|
|
NDArray arg);
|
|
template void SegmentReduce<kDGLCPU, int64_t, BFloat16>(
|
|
const std::string& op, NDArray feat, NDArray offsets, NDArray out,
|
|
NDArray arg);
|
|
template void SegmentReduce<kDGLCPU, int32_t, float>(
|
|
const std::string& op, NDArray feat, NDArray offsets, NDArray out,
|
|
NDArray arg);
|
|
template void SegmentReduce<kDGLCPU, int64_t, float>(
|
|
const std::string& op, NDArray feat, NDArray offsets, NDArray out,
|
|
NDArray arg);
|
|
template void SegmentReduce<kDGLCPU, int32_t, double>(
|
|
const std::string& op, NDArray feat, NDArray offsets, NDArray out,
|
|
NDArray arg);
|
|
template void SegmentReduce<kDGLCPU, int64_t, double>(
|
|
const std::string& op, NDArray feat, NDArray offsets, NDArray out,
|
|
NDArray arg);
|
|
|
|
template <>
|
|
void ScatterAdd<kDGLCPU, int32_t, BFloat16>(
|
|
NDArray feat, NDArray idx, NDArray out) {
|
|
LOG(FATAL) << "Unsupported CPU kernel for ScatterAdd for BF16.";
|
|
}
|
|
template <>
|
|
void ScatterAdd<kDGLCPU, int64_t, BFloat16>(
|
|
NDArray feat, NDArray idx, NDArray out) {
|
|
LOG(FATAL) << "Unsupported CPU kernel for ScatterAdd for BF16.";
|
|
}
|
|
template void ScatterAdd<kDGLCPU, int32_t, float>(
|
|
NDArray feat, NDArray idx, NDArray out);
|
|
template void ScatterAdd<kDGLCPU, int64_t, float>(
|
|
NDArray feat, NDArray idx, NDArray out);
|
|
template void ScatterAdd<kDGLCPU, int32_t, double>(
|
|
NDArray feat, NDArray idx, NDArray out);
|
|
template void ScatterAdd<kDGLCPU, int64_t, double>(
|
|
NDArray feat, NDArray arg, NDArray out);
|
|
|
|
template <>
|
|
void UpdateGradMinMax_hetero<kDGLCPU, int32_t, BFloat16>(
|
|
const HeteroGraphPtr& g, const std::string& op,
|
|
const std::vector<NDArray>& feat, const std::vector<NDArray>& idx,
|
|
const std::vector<NDArray>& idx_etype, std::vector<NDArray>* out) {
|
|
LOG(FATAL) << "Unsupported CPU kernel for UpdateGradMinMax_hetero for BF16.";
|
|
}
|
|
template <>
|
|
void UpdateGradMinMax_hetero<kDGLCPU, int64_t, BFloat16>(
|
|
const HeteroGraphPtr& g, const std::string& op,
|
|
const std::vector<NDArray>& feat, const std::vector<NDArray>& idx,
|
|
const std::vector<NDArray>& idx_etype, std::vector<NDArray>* out) {
|
|
LOG(FATAL) << "Unsupported CPU kernel for UpdateGradMinMax_hetero for BF16.";
|
|
}
|
|
template void UpdateGradMinMax_hetero<kDGLCPU, int32_t, float>(
|
|
const HeteroGraphPtr& g, const std::string& op,
|
|
const std::vector<NDArray>& feat, const std::vector<NDArray>& idx,
|
|
const std::vector<NDArray>& idx_etype, std::vector<NDArray>* out);
|
|
template void UpdateGradMinMax_hetero<kDGLCPU, int64_t, float>(
|
|
const HeteroGraphPtr& g, const std::string& op,
|
|
const std::vector<NDArray>& feat, const std::vector<NDArray>& idx,
|
|
const std::vector<NDArray>& idx_etype, std::vector<NDArray>* out);
|
|
template void UpdateGradMinMax_hetero<kDGLCPU, int32_t, double>(
|
|
const HeteroGraphPtr& g, const std::string& op,
|
|
const std::vector<NDArray>& feat, const std::vector<NDArray>& idx,
|
|
const std::vector<NDArray>& idx_etype, std::vector<NDArray>* out);
|
|
template void UpdateGradMinMax_hetero<kDGLCPU, int64_t, double>(
|
|
const HeteroGraphPtr& g, const std::string& op,
|
|
const std::vector<NDArray>& feat, const std::vector<NDArray>& idx,
|
|
const std::vector<NDArray>& idx_etype, std::vector<NDArray>* out);
|
|
|
|
template void BackwardSegmentCmp<kDGLCPU, int32_t, BFloat16>(
|
|
NDArray feat, NDArray arg, NDArray out);
|
|
template void BackwardSegmentCmp<kDGLCPU, int64_t, BFloat16>(
|
|
NDArray feat, NDArray arg, NDArray out);
|
|
template void BackwardSegmentCmp<kDGLCPU, int32_t, float>(
|
|
NDArray feat, NDArray arg, NDArray out);
|
|
template void BackwardSegmentCmp<kDGLCPU, int64_t, float>(
|
|
NDArray feat, NDArray arg, NDArray out);
|
|
template void BackwardSegmentCmp<kDGLCPU, int32_t, double>(
|
|
NDArray feat, NDArray arg, NDArray out);
|
|
template void BackwardSegmentCmp<kDGLCPU, int64_t, double>(
|
|
NDArray feat, NDArray arg, NDArray out);
|
|
|
|
} // namespace aten
|
|
} // namespace dgl
|