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 +1,49 @@
+// 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/margin_cross_entropy_kernel.h"
+
+#include "paddle/phi/backends/cpu/cpu_context.h"
+#include "paddle/phi/core/kernel_registry.h"
+
+namespace phi {
+
+template <typename T, typename Context>
+void MarginCrossEntropyKernel(const Context& dev_ctx UNUSED,
+                              const DenseTensor& logits UNUSED,
+                              const DenseTensor& labels UNUSED,
+                              bool return_softmax UNUSED,
+                              int ring_id UNUSED,
+                              int rank UNUSED,
+                              int nranks UNUSED,
+                              float margin1 UNUSED,
+                              float margin2 UNUSED,
+                              float margin3 UNUSED,
+                              float scale UNUSED,
+                              DenseTensor* softmax UNUSED,
+                              DenseTensor* loss UNUSED) {
+  PADDLE_THROW(
+      errors::Unavailable("Do not support margin_cross_entropy for cpu kernel "
+                          "now."));
+}
+
+}  // namespace phi
+
+PD_REGISTER_KERNEL(margin_cross_entropy,
+                   CPU,
+                   ALL_LAYOUT,
+                   phi::MarginCrossEntropyKernel,
+                   float,
+                   double,
+                   phi::float16) {}