move prune_gate_by_capacity to phi (#55780)

* move prune_gate_by_capacity to phi

* fix

* fix registe info

* remove useless codes

paddle/fluid/operators/prune_gate_by_capacity_op.cc

@@ -12,7 +12,8 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-#include "paddle/fluid/operators/prune_gate_by_capacity_op.h"
+#include "paddle/fluid/framework/op_registry.h"
+#include "paddle/fluid/framework/operator.h"
 
 namespace paddle {
 namespace operators {
@@ -125,10 +126,3 @@ namespace ops = paddle::operators;
 REGISTER_OP_WITHOUT_GRADIENT(prune_gate_by_capacity,
                              ops::PruneGateByCapacityOp,
                              ops::PruneGateByCapacityOpMaker);
-
-PD_REGISTER_STRUCT_KERNEL(prune_gate_by_capacity,
-                          CPU,
-                          ALL_LAYOUT,
-                          ops::PruneGateByCapacityCPUKernel,
-                          int,
-                          int64_t) {}

paddle/phi/kernels/cpu/prune_gate_by_capacity_kernel.cc

+// 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.
+
+#include "paddle/phi/kernels/prune_gate_by_capacity_kernel.h"
+#include "paddle/phi/core/errors.h"
+#include "paddle/phi/core/kernel_registry.h"
+
+namespace phi {
+
+template <typename T, typename Context>
+void PruneGateByCapacityKernel(const Context& dev_ctx,
+                               const DenseTensor& gate_idx,
+                               const DenseTensor& expert_count,
+                               int64_t n_expert,
+                               int64_t n_worker,
+                               DenseTensor* new_gate_idx) {
+  PADDLE_THROW(phi::errors::Unimplemented(
+      "prune_gate_by_capacity is not supported on CPU."));
+}
+
+}  // namespace phi
+
+PD_REGISTER_KERNEL(prune_gate_by_capacity,
+                   CPU,
+                   ALL_LAYOUT,
+                   phi::PruneGateByCapacityKernel,
+                   int,
+                   int64_t) {}

paddle/fluid/operators/prune_gate_by_capacity_op.cu → paddle/phi/kernels/gpu/prune_gate_by_capacity_kernel.cu

-// Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
+// 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.
@@ -11,25 +11,15 @@
 // 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.
-//
-// The file has been adapted from the two files:
-//     https://github.com/laekov/fastmoe/blob/master/cuda/balancing.cu
-//     https://github.com/laekov/fastmoe/blob/master/cuda/balancing.cuh
-//     Git commit hash: 295a615aacce7e54a37e7935274ba15e901c78e4
-// We retain the following license from the original files:
-//     Copyright 2021, Jiaao He. All rights reserved.
-//  Licensed under the Apache License, Version 2.0 (the "License").
-
-#include "paddle/fluid/operators/prune_gate_by_capacity_op.h"
-#include "paddle/phi/backends/gpu/gpu_primitives.h"
 
-namespace ops = paddle::operators;
-namespace plat = paddle::platform;
+#include "paddle/phi/core/dense_tensor.h"
+#include "paddle/phi/core/kernel_registry.h"
+#include "paddle/phi/core/tensor_utils.h"
 
-DECLARE_bool(avoid_op_randomness);
+#include "paddle/phi/backends/gpu/gpu_primitives.h"
+#include "paddle/phi/kernels/prune_gate_by_capacity_kernel.h"
 
-namespace paddle {
-namespace operators {
+namespace phi {
 
 static constexpr int kNumCUDAThreads = 512;
 static constexpr int kNumMaxinumNumBlocks = 4096;
@@ -55,14 +45,14 @@ __global__ void prune_gate_by_capacity_kernel(const T1* gate_idx_data,
   }
 }
 
-template <typename DeviceContext, typename T1>
+template <typename Context, typename T1>
 class PruneGateByCapacityFunctor {
  public:
-  PruneGateByCapacityFunctor(const framework::ExecutionContext& context,
+  PruneGateByCapacityFunctor(const Context& dev_ctx,
                              const phi::DenseTensor* gate_idx,
                              phi::DenseTensor* expert_count_out,
                              T1* new_gate_idx_data)
-      : context_(context),
+      : dev_ctx_(dev_ctx),
         gate_idx_(gate_idx),
         expert_count_out_(expert_count_out),
         new_gate_idx_data_(new_gate_idx_data) {}
@@ -72,32 +62,31 @@ class PruneGateByCapacityFunctor {
     auto batch_size = gate_idx_->numel();
     auto* gate_idx_data = gate_idx_->data<T1>();
 
-    auto& dev_ctx = context_.template device_context<DeviceContext>();
     auto* expert_count_out_data = expert_count_out_->data<T2>();
 
     int blocks = NumBlocks(batch_size);
     int threads = kNumCUDAThreads;
 
     prune_gate_by_capacity_kernel<T1, T2>
-        <<<blocks, threads, 0, dev_ctx.stream()>>>(gate_idx_data,
+        <<<blocks, threads, 0, dev_ctx_.stream()>>>(gate_idx_data,
                                                     new_gate_idx_data_,
                                                     expert_count_out_data,
                                                     batch_size);
   }
 
  private:
-  const framework::ExecutionContext context_;
+  const Context& dev_ctx_;
   const phi::DenseTensor* gate_idx_;
   phi::DenseTensor* expert_count_out_;
   T1* new_gate_idx_data_;
 };
 
 template <typename Visitor>
-static void VisitDataType(phi::DataType type, Visitor visitor) {
+static void VisitType(phi::DataType type, Visitor visitor) {
   if (type == phi::DataType::INT64) {
     visitor.template apply<int64_t>();
   } else {
-    PADDLE_THROW(platform::errors::InvalidArgument(
+    PADDLE_THROW(phi::errors::InvalidArgument(
         "The received values gate_id type %s can not meet input requirements. "
         "Because the given gate_id data type of operators must be "
         "int64. Please input appropriate gate_id again! ",
@@ -105,30 +94,30 @@ static void VisitDataType(phi::DataType type, Visitor visitor) {
   }
 }
 
-template <typename T, typename DeviceContext>
-class PruneGateByCapacityCUDAKernel : public framework::OpKernel<T> {
- public:
-  void Compute(const framework::ExecutionContext& context) const override {
-    auto* gate_idx = context.Input<phi::DenseTensor>("GateIdx");
-    auto* expert_count = context.Input<phi::DenseTensor>("ExpertCount");
+template <typename T, typename Context>
+void PruneGateByCapacityKernel(const Context& dev_ctx,
+                               const DenseTensor& gate_idx,
+                               const DenseTensor& expert_count,
+                               int64_t n_expert,
+                               int64_t n_worker,
+                               DenseTensor* new_gate_idx) {
+  auto* gate_idx_ptr = &gate_idx;
   // auto* expert_count_out =
   // context.Output<phi::DenseTensor>("ExpertCountOut");
-    auto* new_gate_idx = context.Output<phi::DenseTensor>("NewGateIdx");
-    auto* new_gate_idx_data = new_gate_idx->mutable_data<T>(context.GetPlace());
+  auto* new_gate_idx_data = dev_ctx.template Alloc<T>(new_gate_idx);
 
   phi::DenseTensor expert_count_out;
-    framework::TensorCopy(*expert_count, context.GetPlace(), &expert_count_out);
-    PruneGateByCapacityFunctor<DeviceContext, T> functor(
-        context, gate_idx, &expert_count_out, new_gate_idx_data);
-    ::paddle::operators::VisitDataType(expert_count->type(), functor);
-  }
-};
+  phi::Copy(
+      dev_ctx, expert_count, dev_ctx.GetPlace(), false, &expert_count_out);
+  PruneGateByCapacityFunctor<Context, T> functor(
+      dev_ctx, gate_idx_ptr, &expert_count_out, new_gate_idx_data);
+  VisitType(expert_count.type(), functor);
+}
 
-}  // namespace operators
-}  // namespace paddle
+}  // namespace phi
 
-PD_REGISTER_STRUCT_KERNEL(prune_gate_by_capacity,
+PD_REGISTER_KERNEL(prune_gate_by_capacity,
                    GPU,
                    ALL_LAYOUT,
-                          ops::PruneGateByCapacityCUDAKernel,
+                   phi::PruneGateByCapacityKernel,
                    int64_t) {}

paddle/fluid/operators/prune_gate_by_capacity_op.h → paddle/phi/kernels/prune_gate_by_capacity_kernel.h

-// Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
+// 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.
@@ -14,20 +14,16 @@
 
 #pragma once
 
-#include "paddle/fluid/framework/op_registry.h"
-#include "paddle/fluid/framework/operator.h"
+#include "paddle/phi/core/dense_tensor.h"
 
-namespace paddle {
-namespace operators {
+namespace phi {
 
-template <typename T, typename DeviceContext>
-class PruneGateByCapacityCPUKernel : public framework::OpKernel<T> {
- public:
-  void Compute(const framework::ExecutionContext& context) const override {
-    PADDLE_THROW(platform::errors::Unimplemented(
-        "prune_gate_by_capacity is not supported on CPU."));
-  }
-};
+template <typename T, typename Context>
+void PruneGateByCapacityKernel(const Context& dev_ctx,
+                               const DenseTensor& gate_idx,
+                               const DenseTensor& expert_count,
+                               int64_t n_expert,
+                               int64_t n_worker,
+                               DenseTensor* new_gate_idx);
 
-}  // namespace operators
-}  // namespace paddle
+}  // namespace phi

paddle/phi/ops/compat/prune_gate_by_capacity_sig.cc

+// 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.
+
+#include "paddle/phi/core/compat/op_utils.h"
+
+namespace phi {
+
+KernelSignature PruneGateByCapacityOpArgumentMapping(
+    const ArgumentMappingContext& ctx UNUSED) {
+  return KernelSignature("prune_gate_by_capacity",
+                         {"GateIdx", "ExpertCount"},
+                         {"n_expert", "n_worker"},
+                         {"NewGateIdx"});
+}
+
+}  // namespace phi
+
+PD_REGISTER_ARG_MAPPING_FN(prune_gate_by_capacity,
+                           phi::PruneGateByCapacityOpArgumentMapping);