-
Notifications
You must be signed in to change notification settings - Fork 5.6k
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
【Hackathon 4 No.17】Add cummax / cummin API to Paddle (#53546)
- Loading branch information
1 parent
1bcf437
commit 3a3fb1f
Showing
15 changed files
with
1,579 additions
and
0 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,91 @@ | ||
// 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/cum_maxmin_grad_kernel.h" | ||
|
||
#include "paddle/phi/backends/cpu/cpu_context.h" | ||
#include "paddle/phi/common/place.h" | ||
#include "paddle/phi/core/kernel_registry.h" | ||
#include "paddle/phi/kernels/funcs/gather_scatter_functor.h" | ||
#include "paddle/phi/kernels/funcs/math_function.h" | ||
|
||
namespace phi { | ||
|
||
template <typename T, typename Context> | ||
void CummaxGradKernel(const Context& dev_ctx, | ||
const DenseTensor& x, | ||
const DenseTensor& indices, | ||
const DenseTensor& out_grad, | ||
int axis, | ||
int dtype, | ||
DenseTensor* x_grad) { | ||
dev_ctx.template Alloc<T>(x_grad); | ||
phi::funcs::SetConstant<Context, T> functor; | ||
functor(dev_ctx, x_grad, static_cast<T>(0)); | ||
if (axis < 0) { | ||
axis = axis + x.dims().size(); | ||
} | ||
auto indices_type = phi::TransToPhiDataType(dtype); | ||
if (indices_type == DataType::INT32) { | ||
phi::funcs::cpu_scatter_add_kernel<T, int32_t>( | ||
*x_grad, axis, indices, out_grad, dev_ctx); | ||
} else if (indices_type == DataType::INT64) { | ||
phi::funcs::cpu_scatter_add_kernel<T, int64_t>( | ||
*x_grad, axis, indices, out_grad, dev_ctx); | ||
} | ||
} | ||
|
||
template <typename T, typename Context> | ||
void CumminGradKernel(const Context& dev_ctx, | ||
const DenseTensor& x, | ||
const DenseTensor& indices, | ||
const DenseTensor& out_grad, | ||
int axis, | ||
int dtype, | ||
DenseTensor* x_grad) { | ||
dev_ctx.template Alloc<T>(x_grad); | ||
phi::funcs::SetConstant<Context, T> functor; | ||
functor(dev_ctx, x_grad, static_cast<T>(0)); | ||
if (axis < 0) { | ||
axis = axis + x.dims().size(); | ||
} | ||
auto indices_type = phi::TransToPhiDataType(dtype); | ||
if (indices_type == DataType::INT32) { | ||
phi::funcs::cpu_scatter_add_kernel<T, int32_t>( | ||
*x_grad, axis, indices, out_grad, dev_ctx); | ||
} else if (indices_type == DataType::INT64) { | ||
phi::funcs::cpu_scatter_add_kernel<T, int64_t>( | ||
*x_grad, axis, indices, out_grad, dev_ctx); | ||
} | ||
} | ||
|
||
} // namespace phi | ||
|
||
PD_REGISTER_KERNEL(cummax_grad, | ||
CPU, | ||
ALL_LAYOUT, | ||
phi::CummaxGradKernel, | ||
float, | ||
double, | ||
int32_t, | ||
int64_t) {} | ||
|
||
PD_REGISTER_KERNEL(cummin_grad, | ||
CPU, | ||
ALL_LAYOUT, | ||
phi::CumminGradKernel, | ||
float, | ||
double, | ||
int32_t, | ||
int64_t) {} |
Oops, something went wrong.