[XPU] Add xpu plugin for reduce ops (#56389)

paddle/phi/kernels/xpu/plugin/include/xpu/plugin.h

@@ -75,6 +75,35 @@ DLL_EXPORT int fast_layer_norm(Context* ctx,
                                float eps,
                                const float* scale,
                                const float* bias);
+
+template <typename T>
+DLL_EXPORT int fast_reduce_sum(Context* ctx,
+                               const T* x,
+                               T* y,
+                               const std::vector<int>& xshape,
+                               const std::vector<int>& rdims);
+
+template <typename T>
+DLL_EXPORT int fast_reduce_mean(Context* ctx,
+                                const T* x,
+                                T* y,
+                                const std::vector<int>& xshape,
+                                const std::vector<int>& rdims);
+
+template <typename T>
+DLL_EXPORT int fast_reduce_max(Context* ctx,
+                               const T* x,
+                               T* y,
+                               const std::vector<int>& xshape,
+                               const std::vector<int>& rdims);
+
+template <typename T>
+DLL_EXPORT int fast_reduce_min(Context* ctx,
+                               const T* x,
+                               T* y,
+                               const std::vector<int>& xshape,
+                               const std::vector<int>& rdims);
+
 }  // namespace plugin
 }  // namespace api
 }  // namespace xpu

paddle/phi/kernels/xpu/plugin/src/kernel/kunlun2cpp/fast_reduce.xpu

+// Copyright (c) 2023 PaddlePaddle Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+/*
+ * copyright (C) 2022 KUNLUNXIN, Inc
+ */
+
+#include "xpu/kernel/cluster.h"
+#include "xpu/kernel/cluster_partition.h"
+#include "xpu/kernel/cluster_primitive.h"
+
+namespace xpu2 {
+namespace plugin {
+
+__device__ float do_sum_align16(float* lmptr, int size) {
+  __simd__ float sum_buf[16];
+  float32x16_t vsum = vset_zero();
+  for (int i = 0; i < size; i += 16) {
+    float32x16_t v0 = vload_lm_float32x16(lmptr + i);
+    vsum = vvadd_float32x16(vsum, v0);
+  }
+  vstore_lm_float32x16(sum_buf, vsum);
+  mfence_lm();
+  float sum = 0.0f;
+  for (int i = 0; i < 16; i++) {
+    sum = sum + sum_buf[i];
+  }
+  return sum;
+}
+
+__device__ float do_sum(float* lmptr, int size) {
+  float sum = 0.0f;
+  for (int i = 0; i < size; i++) {
+    sum += lmptr[i];
+  }
+  return sum;
+}
+
+__device__ float do_max_align16(float* lmptr, int size) {
+  __simd__ float max_buf[16];
+  float32x16_t vmax = vload_lm_float32x16(lmptr);
+  for (int i = 16; i < size; i += 16) {
+    float32x16_t v0 = vload_lm_float32x16(lmptr + i);
+    vmax = vvmax_float32x16(vmax, v0);
+  }
+  vstore_lm_float32x16(max_buf, vmax);
+  mfence_lm();
+  float max_val = max_buf[0];
+  for (int i = 1; i < 16; i++) {
+    max_val = fmax(max_val, max_buf[i]);
+  }
+  return max_val;
+}
+
+__device__ float do_max(float* lmptr, int size) {
+  float max_val = lmptr[0];
+  for (int i = 1; i < size; i++) {
+    max_val = fmax(max_val, lmptr[i]);
+  }
+  return max_val;
+}
+
+__device__ float do_min_align16(float* lmptr, int size) {
+  __simd__ float min_buf[16];
+  float32x16_t vmin = vload_lm_float32x16(lmptr);
+  for (int i = 16; i < size; i += 16) {
+    float32x16_t v0 = vload_lm_float32x16(lmptr + i);
+    vmin = vvmin_float32x16(vmin, v0);
+  }
+  vstore_lm_float32x16(min_buf, vmin);
+  mfence_lm();
+  float min_val = min_buf[0];
+  for (int i = 1; i < 16; i++) {
+    min_val = fmin(min_val, min_buf[i]);
+  }
+  return min_val;
+}
+
+__device__ float do_min(float* lmptr, int size) {
+  float min_val = lmptr[0];
+  for (int i = 1; i < size; i++) {
+    min_val = fmin(min_val, lmptr[i]);
+  }
+  return min_val;
+}
+
+template <typename T>
+__global__ void fast_reduce_sum_tiny(const T* x, T* y, int m, int t) {
+  int cid = core_id();
+  const int ncores = core_num();
+  int tid = cid * cluster_num() + cluster_id();
+  int nthreads = cluster_num() * ncores;
+
+  const int64_t max_tt = 832;
+  const int64_t buffer_len = max_tt * 4 / sizeof(float);
+  int mstart = 0;
+  int mend = 0;
+  __simd__ float xlm[buffer_len];
+  __simd__ float ylm[buffer_len];
+  int block_cnt = buffer_len / t;
+  partition(tid, nthreads, m, 1, &mstart, &mend);
+  for (int i = mstart; i < mend; i += block_cnt) {
+    int readlen = min((mend - i) * t, block_cnt * t);
+    GM2LM(x + i * t, (T*)xlm, readlen * sizeof(T));
+    if (t % 16 == 0 && t >= 32) {
+      for (int j = 0; j < readlen; j += t) {
+        ylm[j / t] = do_sum_align16(xlm + j, t);
+      }
+      LM2GM((T*)ylm, y + i, readlen / t * sizeof(T));
+    } else {
+      primitive_cast<T, float>((T*)xlm, xlm, readlen);
+      for (int j = 0; j < readlen; j += t) {
+        ylm[j / t] = do_sum(xlm + j, t);
+      }
+      primitive_cast<float, T>(ylm, (T*)ylm, readlen / t);
+      LM2GM((T*)ylm, y + i, readlen / t * sizeof(T));
+    }
+  }
+  return;
+}
+
+template <typename T>
+__global__ void fast_reduce_mean_tiny(const T* x, T* y, int m, int t) {
+  int cid = core_id();
+  const int ncores = core_num();
+  int tid = cid * cluster_num() + cluster_id();
+  int nthreads = cluster_num() * ncores;
+
+  const int64_t max_tt = 832;
+  const int64_t buffer_len = max_tt * 4 / sizeof(float);
+  int mstart = 0;
+  int mend = 0;
+  __simd__ float xlm[buffer_len];
+  __simd__ float ylm[buffer_len];
+  int block_cnt = buffer_len / t;
+  partition(tid, nthreads, m, 1, &mstart, &mend);
+  for (int i = mstart; i < mend; i += block_cnt) {
+    int readlen = min((mend - i) * t, block_cnt * t);
+    GM2LM(x + i * t, (T*)xlm, readlen * sizeof(T));
+    if (t % 16 == 0 && t >= 32) {
+      for (int j = 0; j < readlen; j += t) {
+        ylm[j / t] = do_sum_align16(xlm + j, t) / t;
+      }
+      LM2GM((T*)ylm, y + i, readlen / t * sizeof(T));
+    } else {
+      primitive_cast<T, float>((T*)xlm, xlm, readlen);
+      for (int j = 0; j < readlen; j += t) {
+        ylm[j / t] = do_sum(xlm + j, t) / t;
+      }
+      primitive_cast<float, T>(ylm, (T*)ylm, readlen / t);
+      LM2GM((T*)ylm, y + i, readlen / t * sizeof(T));
+    }
+  }
+  return;
+}
+
+template <typename T>
+__global__ void fast_reduce_max_tiny(const T* x, T* y, int m, int t) {
+  int cid = core_id();
+  const int ncores = core_num();
+  int tid = cid * cluster_num() + cluster_id();
+  int nthreads = cluster_num() * ncores;
+
+  const int64_t max_tt = 832;
+  const int64_t buffer_len = max_tt * 4 / sizeof(float);
+  int mstart = 0;
+  int mend = 0;
+  __simd__ float xlm[buffer_len];
+  __simd__ float ylm[buffer_len];
+  int block_cnt = buffer_len / t;
+  partition(tid, nthreads, m, 1, &mstart, &mend);
+  for (int i = mstart; i < mend; i += block_cnt) {
+    int readlen = min((mend - i) * t, block_cnt * t);
+    GM2LM(x + i * t, (T*)xlm, readlen * sizeof(T));
+    if (t % 16 == 0 && t >= 32) {
+      for (int j = 0; j < readlen; j += t) {
+        ylm[j / t] = do_max_align16(xlm + j, t);
+      }
+      LM2GM((T*)ylm, y + i, readlen / t * sizeof(T));
+    } else {
+      primitive_cast<T, float>((T*)xlm, xlm, readlen);
+      for (int j = 0; j < readlen; j += t) {
+        ylm[j / t] = do_max(xlm + j, t);
+      }
+      primitive_cast<float, T>(ylm, (T*)ylm, readlen / t);
+      LM2GM((T*)ylm, y + i, readlen / t * sizeof(T));
+    }
+  }
+  return;
+}
+
+template <typename T>
+__global__ void fast_reduce_min_tiny(const T* x, T* y, int m, int t) {
+  int cid = core_id();
+  const int ncores = core_num();
+  int tid = cid * cluster_num() + cluster_id();
+  int nthreads = cluster_num() * ncores;
+
+  const int64_t max_tt = 832;
+  const int64_t buffer_len = max_tt * 4 / sizeof(float);
+  int mstart = 0;
+  int mend = 0;
+  __simd__ float xlm[buffer_len];
+  __simd__ float ylm[buffer_len];
+  int block_cnt = buffer_len / t;
+  partition(tid, nthreads, m, 1, &mstart, &mend);
+  for (int i = mstart; i < mend; i += block_cnt) {
+    int readlen = min((mend - i) * t, block_cnt * t);
+    GM2LM(x + i * t, (T*)xlm, readlen * sizeof(T));
+    if (t % 16 == 0 && t >= 32) {
+      for (int j = 0; j < readlen; j += t) {
+        ylm[j / t] = do_min_align16(xlm + j, t);
+      }
+      LM2GM((T*)ylm, y + i, readlen / t * sizeof(T));
+    } else {
+      primitive_cast<T, float>((T*)xlm, xlm, readlen);
+      for (int j = 0; j < readlen; j += t) {
+        ylm[j / t] = do_min(xlm + j, t);
+      }
+      primitive_cast<float, T>(ylm, (T*)ylm, readlen / t);
+      LM2GM((T*)ylm, y + i, readlen / t * sizeof(T));
+    }
+  }
+  return;
+}
+
+#define _XPU_DEF__FAST_REDUCE_SUM_TINY_(DTYPE)          \
+  template __global__ void fast_reduce_sum_tiny<DTYPE>( \
+      const DTYPE* x, DTYPE* y, int m, int t);
+_XPU_DEF__FAST_REDUCE_SUM_TINY_(float);
+_XPU_DEF__FAST_REDUCE_SUM_TINY_(float16);
+
+#define _XPU_DEF__FAST_REDUCE_MEAN_TINY_(DTYPE)          \
+  template __global__ void fast_reduce_mean_tiny<DTYPE>( \
+      const DTYPE* x, DTYPE* y, int m, int t);
+_XPU_DEF__FAST_REDUCE_MEAN_TINY_(float);
+_XPU_DEF__FAST_REDUCE_MEAN_TINY_(float16);
+
+#define _XPU_DEF__FAST_REDUCE_MAX_TINY_(DTYPE)          \
+  template __global__ void fast_reduce_max_tiny<DTYPE>( \
+      const DTYPE* x, DTYPE* y, int m, int t);
+_XPU_DEF__FAST_REDUCE_MAX_TINY_(float);
+_XPU_DEF__FAST_REDUCE_MAX_TINY_(float16);
+
+#define _XPU_DEF__FAST_REDUCE_MIN_TINY_(DTYPE)          \
+  template __global__ void fast_reduce_min_tiny<DTYPE>( \
+      const DTYPE* x, DTYPE* y, int m, int t);
+_XPU_DEF__FAST_REDUCE_MIN_TINY_(float);
+_XPU_DEF__FAST_REDUCE_MIN_TINY_(float16);
+
+}  // namespace plugin
+}  // namespace xpu2

paddle/phi/kernels/xpu/plugin/src/kernel/kunlun2cpp/take_along_axis.xpu

@@ -26,8 +26,6 @@ template <typename T, typename TID>
 __global__ void take_along_axis(const T* x,
                                 const TID* indices,
                                 T* y,
-                                const int64_t* shape,
-                                int64_t shape_size,
                                 int64_t batch,
                                 int64_t xlen,
                                 int64_t ylen) {
@@ -40,12 +38,6 @@ __global__ void take_along_axis(const T* x,
   __simd__ char lm_y[sizeof(T)];
   __simd__ char lm_idx[sizeof(TID)];
 
-  __shared__ int64_t sm_shape[512];
-  if (cid == 0) {
-    GM2SM(shape, sm_shape, shape_size * sizeof(int64_t));
-  }
-  sync_all();
-
   for (int64_t i = tid; i < batch * ylen; i += nthreads) {
     GM2LM(indices + i, lm_idx, sizeof(TID));
     TID idx = ((TID*)lm_idx)[0];
@@ -65,8 +57,6 @@ __global__ void take_along_axis(const T* x,
       const DTYPE* x,                                      \
       const IDTYPE* indices,                               \
       DTYPE* y,                                            \
-      const int64_t* shape,                                \
-      int64_t shape_size,                                  \
       int64_t batch,                                       \
       int64_t xlen,                                        \
       int64_t ylen);

paddle/phi/kernels/xpu/plugin/src/wrapper/fast_reduce.cpp

+// Copyright (c) 2023 PaddlePaddle Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+/*
+ * copyright (C) 2022 KUNLUNXIN, Inc
+ */
+
+#include "xpu/plugin.h"
+#include "xpu/refactor/impl_public/wrapper_check.h"
+
+namespace xpu2 {
+namespace plugin {
+template <typename T>
+__attribute__((global)) void fast_reduce_sum_tiny(const T* x,
+                                                  T* y,
+                                                  int m,
+                                                  int t);
+template <typename T>
+__attribute__((global)) void fast_reduce_mean_tiny(const T* x,
+                                                   T* y,
+                                                   int m,
+                                                   int t);
+template <typename T>
+__attribute__((global)) void fast_reduce_max_tiny(const T* x,
+                                                  T* y,
+                                                  int m,
+                                                  int t);
+template <typename T>
+__attribute__((global)) void fast_reduce_min_tiny(const T* x,
+                                                  T* y,
+                                                  int m,
+                                                  int t);
+}  // namespace plugin
+}  // namespace xpu2
+
+namespace baidu {
+namespace xpu {
+namespace api {
+namespace plugin {
+
+template <typename T>
+static int xpu2_wrapper(Context* ctx,
+                        const T* x,
+                        T* y,
+                        const std::vector<int>& xshape,
+                        int op_type) {
+  std::vector<int> rdims = {static_cast<int>(xshape.size() - 1)};
+  switch (op_type) {
+    case 0:
+      return reduce_sum<T>(ctx, x, y, xshape, rdims);
+    case 2:
+      return reduce_max<T>(ctx, x, y, xshape, rdims);
+    case 3:
+      return reduce_min<T>(ctx, x, y, xshape, rdims);
+    default:
+      return NOT_IMPLEMENT;
+  }
+  return SUCCESS;
+}
+
+template <>
+int xpu2_wrapper<int8_t>(Context* ctx,
+                         const int8_t* x,
+                         int8_t* y,
+                         const std::vector<int>& xshape,
+                         int op_type) {
+  std::vector<int> rdims = {static_cast<int>(xshape.size() - 1)};
+  if (op_type == 0) {
+    return reduce_sum<int8_t>(ctx, x, y, xshape, rdims);
+  } else {
+    return NOT_IMPLEMENT;
+  }
+  return SUCCESS;
+}
+
+template <>
+int xpu2_wrapper<float>(Context* ctx,
+                        const float* x,
+                        float* y,
+                        const std::vector<int>& xshape,
+                        int op_type) {
+  int t = xshape[xshape.size() - 1];
+  int xlen = vector_prod(xshape);
+  int m = xlen / t;
+  switch (op_type) {
+    case 0:
+      xpu2::plugin::fast_reduce_sum_tiny<float>
+          <<<ctx->ncluster(), 64, ctx->xpu_stream>>>(x, y, m, t);
+      break;
+    case 1:
+      xpu2::plugin::fast_reduce_mean_tiny<float>
+          <<<ctx->ncluster(), 64, ctx->xpu_stream>>>(x, y, m, t);
+      break;
+    case 2:
+      xpu2::plugin::fast_reduce_max_tiny<float>
+          <<<ctx->ncluster(), 64, ctx->xpu_stream>>>(x, y, m, t);
+      break;
+    case 3:
+      xpu2::plugin::fast_reduce_min_tiny<float>
+          <<<ctx->ncluster(), 64, ctx->xpu_stream>>>(x, y, m, t);
+      break;
+    default:
+      return NOT_IMPLEMENT;
+  }
+  return SUCCESS;
+}
+
+template <>
+int xpu2_wrapper<float16>(Context* ctx,
+                          const float16* x,
+                          float16* y,
+                          const std::vector<int>& xshape,
+                          int op_type) {
+  int t = xshape[xshape.size() - 1];
+  int xlen = vector_prod(xshape);
+  int m = xlen / t;
+  switch (op_type) {
+    case 0:
+      xpu2::plugin::fast_reduce_sum_tiny<float16>
+          <<<ctx->ncluster(), 64, ctx->xpu_stream>>>(x, y, m, t);
+      break;
+    case 1:
+      xpu2::plugin::fast_reduce_mean_tiny<float16>
+          <<<ctx->ncluster(), 64, ctx->xpu_stream>>>(x, y, m, t);
+      break;
+    case 2:
+      xpu2::plugin::fast_reduce_max_tiny<float16>
+          <<<ctx->ncluster(), 64, ctx->xpu_stream>>>(x, y, m, t);
+      break;
+    case 3:
+      xpu2::plugin::fast_reduce_min_tiny<float16>
+          <<<ctx->ncluster(), 64, ctx->xpu_stream>>>(x, y, m, t);
+      break;
+    default:
+      return NOT_IMPLEMENT;
+  }
+  return SUCCESS;
+}
+
+template <typename T>
+int fast_reduce_tiny(Context* ctx,
+                     const T* x,
+                     T* y,
+                     const std::vector<int>& xshape,
+                     const std::vector<int>& rdims,
+                     int op_type) {
+  WRAPPER_CHECK_CTX(ctx);
+  WRAPPER_DUMP_FUNCTION_T1(ctx, "fast_reduce_tiny", T);
+  WRAPPER_DUMP_PARAM5(ctx, x, y, xshape, rdims, op_type);
+  WRAPPER_DUMP(ctx);
+  std::vector<int> yshape = xshape;
+  yshape[xshape.size() - 1] = 1;
+  int64_t lenx = -1;
+  int64_t leny = -1;
+  WRAPPER_CHECK_SHAPE(ctx, &lenx, xshape);
+  WRAPPER_CHECK_SHAPE(ctx, &leny, yshape);
+  WRAPPER_CHECK_PTR(ctx, T, lenx, x);
+  WRAPPER_CHECK_PTR(ctx, T, leny, y);
+
+  if (ctx->dev().type() == api::kXPU2) {
+    return xpu2_wrapper<T>(ctx, x, y, xshape, op_type);
+  }
+  WRAPPER_UNIMPLEMENTED(ctx);
+}
+
+template <typename T>
+DLL_EXPORT int fast_reduce_sum(Context* ctx,
+                               const T* x,
+                               T* y,
+                               const std::vector<int>& xshape,
+                               const std::vector<int>& rdims) {
+  if (rdims.size() == 1 && rdims[0] == xshape.size() - 1 &&
+      xshape[xshape.size() - 1] <= 832) {
+    return fast_reduce_tiny<T>(ctx, x, y, xshape, rdims, 0);
+  } else {
+    return reduce_sum<T>(ctx, x, y, xshape, rdims);
+  }
+}
+
+template <typename T>
+DLL_EXPORT int fast_reduce_mean(Context* ctx,
+                                const T* x,
+                                T* y,
+                                const std::vector<int>& xshape,
+                                const std::vector<int>& rdims) {
+  if (rdims.size() == 1 && rdims[0] == xshape.size() - 1 &&
+      xshape[xshape.size() - 1] <= 832) {
+    return fast_reduce_tiny<T>(ctx, x, y, xshape, rdims, 1);
+  } else {
+    return reduce_mean<T>(ctx, x, y, xshape, rdims);
+  }
+}
+
+template <typename T>
+DLL_EXPORT int fast_reduce_max(Context* ctx,
+                               const T* x,
+                               T* y,
+                               const std::vector<int>& xshape,
+                               const std::vector<int>& rdims) {
+  if (rdims.size() == 1 && rdims[0] == xshape.size() - 1 &&
+      xshape[xshape.size() - 1] <= 832) {
+    return fast_reduce_tiny<T>(ctx, x, y, xshape, rdims, 2);
+  } else {
+    return reduce_max<T>(ctx, x, y, xshape, rdims);
+  }
+}
+
+template <typename T>
+DLL_EXPORT int fast_reduce_min(Context* ctx,
+                               const T* x,
+                               T* y,
+                               const std::vector<int>& xshape,
+                               const std::vector<int>& rdims) {
+  if (rdims.size() == 1 && rdims[0] == xshape.size() - 1 &&
+      xshape[xshape.size() - 1] <= 832) {
+    return fast_reduce_tiny<T>(ctx, x, y, xshape, rdims, 3);
+  } else {
+    return reduce_min<T>(ctx, x, y, xshape, rdims);
+  }
+}
+
+template int fast_reduce_sum(Context*,
+                             const float*,
+                             float*,
+                             const std::vector<int>&,
+                             const std::vector<int>&);
+template int fast_reduce_sum(Context*,
+                             const float16*,
+                             float16*,
+                             const std::vector<int>&,
+                             const std::vector<int>&);
+template int fast_reduce_sum(Context*,
+                             const int*,
+                             int*,
+                             const std::vector<int>&,
+                             const std::vector<int>&);
+template int fast_reduce_sum(Context*,
+                             const int64_t*,
+                             int64_t*,
+                             const std::vector<int>&,
+                             const std::vector<int>&);
+template int fast_reduce_sum(Context*,
+                             const int8_t*,
+                             int8_t*,
+                             const std::vector<int>&,
+                             const std::vector<int>&);
+template int fast_reduce_mean(Context*,
+                              const float*,
+                              float*,
+                              const std::vector<int>&,
+                              const std::vector<int>&);
+template int fast_reduce_mean(Context*,
+                              const float16*,
+                              float16*,
+                              const std::vector<int>&,
+                              const std::vector<int>&);
+template int fast_reduce_min(Context*,
+                             const float*,
+                             float*,
+                             const std::vector<int>&,
+                             const std::vector<int>&);
+template int fast_reduce_max(Context*,
+                             const float*,
+                             float*,
+                             const std::vector<int>&,
+                             const std::vector<int>&);
+template int fast_reduce_max(Context*,
+                             const int*,
+                             int*,
+                             const std::vector<int>&,
+                             const std::vector<int>&);
+template int fast_reduce_max(Context*,
+                             const int64_t*,
+                             int64_t*,
+                             const std::vector<int>&,
+                             const std::vector<int>&);
+
+}  // namespace plugin
+}  // namespace api
+}  // namespace xpu
+}  // namespace baidu

paddle/phi/kernels/xpu/plugin/src/wrapper/take_along_axis.cpp

@@ -25,8 +25,6 @@ template <typename T, typename TID>
 __attribute__((global)) void take_along_axis(const T* x,
                                              const TID* indices,
                                              T* y,
-                                             const int64_t* shape,
-                                             int64_t shape_size,
                                              int64_t batch,
                                              int64_t xlen,
                                              int64_t ylen);
@@ -74,43 +72,21 @@ static int xpu2_wrapper(Context* ctx,
                         const std::vector<int64_t>& idxshape,
                         int64_t axis) {
   int64_t m_idx = 1;
-  int64_t shape_new_size = idxshape.size() - 1;
-  std::vector<int64_t> shape_new = xshape;
-
   for (int64_t i = 0; i < axis; i++) {
     m_idx *= idxshape[i];
   }
-
-  for (int64_t i = axis + 1; i < xshape.size(); i++) {
-    shape_new[i - 1] = xshape[i];
-  }
-
   int64_t t_x = xshape[axis];
   int64_t t_idx = idxshape[axis];
   int64_t n_idx = vector_prod(idxshape) / m_idx / t_idx;
 
   if (m_idx < 64 && n_idx == 1) {
-    api::ctx_guard RAII_GUARD(ctx);
-    int64_t* shape_xpu = RAII_GUARD.alloc_l3_or_gm<int64_t>(shape_new_size);
-    WRAPPER_ASSERT_WORKSPACE(ctx, shape_xpu);
-    int ret = do_host2device(
-        ctx, shape_new.data(), shape_xpu, (shape_new_size) * sizeof(int64_t));
-    WRAPPER_ASSERT_SUCCESS(ctx, ret);
-
     using XPU_TID = typename XPUIndexType<TID>::type;
     const XPU_TID* casted_index =
         static_cast<const XPU_TID*>(static_cast<const void*>(index));
 
     xpu2::plugin::take_along_axis<T, XPU_TID>
         <<<ctx->ncluster(), 64, ctx->xpu_stream>>>(
-            x,
-            casted_index,
-            y,
-            reinterpret_cast<xpu2::int64_t*>(shape_xpu),
-            shape_new_size,
-            m_idx,
-            t_x,
-            t_idx);
+            x, casted_index, y, m_idx, t_x, t_idx);
   } else {
     return gather_element(ctx, x, index, y, xshape, idxshape, axis);
   }

paddle/phi/kernels/xpu/reduce.h

@@ -25,6 +25,36 @@
 
 namespace phi {
 
+static void GetReduceDims(const DDim& xdims,
+                          const std::vector<int64_t>& dims,
+                          bool reduce_all,
+                          std::vector<int>* reduce_dims) {
+  const auto& input_dim_size = xdims.size();
+  std::vector<int> true_dims;
+  for (size_t i = 0; i < dims.size(); ++i) {
+    if (dims[i] < 0) {
+      true_dims.push_back(dims[i] + input_dim_size);
+    } else {
+      true_dims.push_back(dims[i]);
+    }
+  }
+
+  if (reduce_all) {
+    for (int i = 0; i < input_dim_size; ++i) {
+      reduce_dims->push_back(i);
+    }
+  } else {
+    std::set<int> dims_set(true_dims.begin(), true_dims.end());
+    for (auto i = 0; i < input_dim_size; i++) {
+      if (dims_set.find(i) != dims_set.end()) {
+        if (xdims[i] != 1) {
+          reduce_dims->push_back(i);
+        }
+      }
+    }
+  }
+}
+
 template <typename Context, typename T>
 int XPUReduce(const Context& dev_ctx,
               const DenseTensor& x,
@@ -43,35 +73,15 @@ int XPUReduce(const Context& dev_ctx,
 
   const auto* x_data = x.data<T>();
   auto* y_data = out->data<T>();
-  const auto& input_dim_size = x.dims().size();
-  std::vector<int> true_dims;
-  for (size_t i = 0; i < dims.size(); ++i) {
-    if (dims[i] < 0) {
-      true_dims.push_back(dims[i] + input_dim_size);
-    } else {
-      true_dims.push_back(dims[i]);
-    }
-  }
 
-  std::vector<int> reduce_dims;
-  std::vector<int> xdims((input_dim_size));
+  const auto& input_dim_size = x.dims().size();
+  std::vector<int> xdims(input_dim_size);
   for (int i = 0; i < input_dim_size; ++i) {
     xdims[i] = x.dims()[i];
   }
-  if (reduce_all) {
-    for (int i = 0; i < input_dim_size; ++i) {
-      reduce_dims.push_back(i);
-    }
-  } else {
-    std::set<int> dims_set(true_dims.begin(), true_dims.end());
-    for (auto i = 0; i < input_dim_size; i++) {
-      if (dims_set.find(i) != dims_set.end()) {
-        if (x.dims()[i] != 1) {
-          reduce_dims.push_back(i);
-        }
-      }
-    }
-  }
+
+  std::vector<int> reduce_dims;
+  GetReduceDims(x.dims(), dims, reduce_all, &reduce_dims);
 
   int r = xpu::SUCCESS;
   if (reduce_dims.size() == 0) {
@@ -119,33 +129,14 @@ void XPUReduce(const DeviceContext& dev_ctx,
   reduce_all = recompute_reduce_all(x, dims, reduce_all);
 
   const auto& input_dim_size = x.dims().size();
-  std::vector<int> true_dims;
-  for (size_t i = 0; i < dims.size(); ++i) {
-    if (dims[i] < 0) {
-      true_dims.push_back(dims[i] + input_dim_size);
-    } else {
-      true_dims.push_back(dims[i]);
-    }
-  }
-  std::vector<int> reduce_dims;
-  std::vector<int> xdims((input_dim_size));
+  std::vector<int> xdims(input_dim_size);
   for (int i = 0; i < input_dim_size; ++i) {
     xdims[i] = x.dims()[i];
   }
-  if (reduce_all) {
-    for (int i = 0; i < input_dim_size; ++i) {
-      reduce_dims.push_back(i);
-    }
-  } else {
-    std::set<int> dims_set(true_dims.begin(), true_dims.end());
-    for (auto i = 0; i < input_dim_size; i++) {
-      if (dims_set.find(i) != dims_set.end()) {
-        if (x.dims()[i] != 1) {
-          reduce_dims.push_back(i);
-        }
-      }
-    }
-  }
+
+  std::vector<int> reduce_dims;
+  GetReduceDims(x.dims(), dims, reduce_all, &reduce_dims);
+
   // no need to cast dtype
   if (out_dtype == phi::DataType::UNDEFINED || out_dtype == x.dtype()) {
     // do reduce sum

paddle/phi/kernels/xpu/reduce_max_kernel.cc

@@ -34,11 +34,20 @@ void MaxKernel(const Context& dev_ctx,
               T* y,
               const std::vector<int>& xdims,
               const std::vector<int>& reduce_dims) {
+#ifndef PADDLE_WITH_XPU_PLUGIN
     return xpu::reduce_max<XPUType>(ctx,
                                     reinterpret_cast<const XPUType*>(x),
                                     reinterpret_cast<XPUType*>(y),
                                     xdims,
                                     reduce_dims);
+#else
+    return xpu::plugin::fast_reduce_max<XPUType>(
+        ctx,
+        reinterpret_cast<const XPUType*>(x),
+        reinterpret_cast<XPUType*>(y),
+        xdims,
+        reduce_dims);
+#endif
   };
 
   int r = XPUReduce<Context, T>(

paddle/phi/kernels/xpu/reduce_mean_kernel.cc

@@ -35,11 +35,20 @@ void MeanRawKernel(const Context& dev_ctx,
               T* y,
               const std::vector<int>& xdims,
               const std::vector<int>& reduce_dims) {
+#ifndef PADDLE_WITH_XPU_PLUGIN
     return xpu::reduce_mean<XPUType>(ctx,
                                      reinterpret_cast<const XPUType*>(x),
                                      reinterpret_cast<XPUType*>(y),
                                      xdims,
                                      reduce_dims);
+#else
+    return xpu::plugin::fast_reduce_mean<XPUType>(
+        ctx,
+        reinterpret_cast<const XPUType*>(x),
+        reinterpret_cast<XPUType*>(y),
+        xdims,
+        reduce_dims);
+#endif
   };
 
   int r = XPUReduce<Context, T>(

paddle/phi/kernels/xpu/reduce_min_kernel.cc

@@ -36,11 +36,20 @@ void MinRawKernel(const Context& dev_ctx,
               T* y,
               const std::vector<int>& xdims,
               const std::vector<int>& reduce_dims) {
+#ifndef PADDLE_WITH_XPU_PLUGIN
     return xpu::reduce_min<XPUType>(ctx,
                                     reinterpret_cast<const XPUType*>(x),
                                     reinterpret_cast<XPUType*>(y),
                                     xdims,
                                     reduce_dims);
+#else
+    return xpu::plugin::fast_reduce_min<XPUType>(
+        ctx,
+        reinterpret_cast<const XPUType*>(x),
+        reinterpret_cast<XPUType*>(y),
+        xdims,
+        reduce_dims);
+#endif
   };
 
   int r = XPUReduce<Context, T>(

paddle/phi/kernels/xpu/reduce_util.h

@@ -28,12 +28,22 @@ struct SumFunctor {
                   const std::vector<int>& xdims,
                   const std::vector<int>& reduce_dims) {
     using XPUType = typename XPUTypeTrait<X>::Type;
+#ifndef PADDLE_WITH_XPU_PLUGIN
     int r = xpu::reduce_sum<XPUType>(ctx,
                                      reinterpret_cast<const XPUType*>(x),
                                      reinterpret_cast<XPUType*>(y),
                                      xdims,
                                      reduce_dims);
     PADDLE_ENFORCE_XDNN_SUCCESS(r, "reduce_sum");
+#else
+    int r = xpu::plugin::fast_reduce_sum<XPUType>(
+        ctx,
+        reinterpret_cast<const XPUType*>(x),
+        reinterpret_cast<XPUType*>(y),
+        xdims,
+        reduce_dims);
+    PADDLE_ENFORCE_XDNN_SUCCESS(r, "fast_reduce_sum");
+#endif
   }
 };
 }  // namespace phi