chore: import upstream snapshot with attribution

2026-07-13 12:40:42 +08:00
commit e25996e7db
15472 changed files with 3536181 additions and 0 deletions
@@ -0,0 +1,76 @@
+// Copyright (c) 2022 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/sparse/unary_grad_kernel.h"
+#include "paddle/phi/kernels/sparse/unary_kernel.h"
+
+#include "paddle/phi/backends/cpu/cpu_context.h"
+#include "paddle/phi/core/kernel_registry.h"
+#include "paddle/phi/kernels/sparse/empty_kernel.h"
+#include "paddle/phi/kernels/sparse/impl/unary_grad_kernel_impl.h"
+
+namespace phi::sparse {
+
+std::vector<int> get_cpu_grad_perm(std::vector<int> perm) {
+  std::vector<int> grad_perm(perm.size());
+  for (unsigned int i = 0; i < perm.size(); ++i) {
+    grad_perm[perm[i]] = static_cast<int>(i);
+  }
+  return grad_perm;
+}
+
+template <typename T, typename Context>
+void TransposeCooGradKernel(const Context& dev_ctx,
+                            const SparseCooTensor& dout,
+                            const std::vector<int>& perm,
+                            SparseCooTensor* dx) {
+  std::vector<int> grad_perm = get_cpu_grad_perm(perm);
+  TransposeCooKernel<T, Context>(dev_ctx, dout, grad_perm, dx);
+}
+
+template <typename T, typename Context>
+void TransposeCsrGradKernel(const Context& dev_ctx,
+                            const SparseCsrTensor& dout,
+                            const std::vector<int>& perm,
+                            SparseCsrTensor* dx) {
+  std::vector<int> grad_perm = get_cpu_grad_perm(perm);
+  TransposeCsrKernel<T, Context>(dev_ctx, dout, grad_perm, dx);
+}
+}  // namespace phi::sparse
+
+PD_REGISTER_KERNEL(transpose_coo_grad,
+                   CPU,
+                   ALL_LAYOUT,
+                   phi::sparse::TransposeCooGradKernel,
+                   float,
+                   double,
+                   int8_t,
+                   uint8_t,
+                   int16_t,
+                   int,
+                   int64_t,
+                   bool) {}
+
+PD_REGISTER_KERNEL(transpose_csr_grad,
+                   CPU,
+                   ALL_LAYOUT,
+                   phi::sparse::TransposeCsrGradKernel,
+                   float,
+                   double,
+                   int8_t,
+                   uint8_t,
+                   int16_t,
+                   int,
+                   int64_t,
+                   bool) {}