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 +1,140 @@
+// 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/complex_kernel.h"
+#include "paddle/common/flags.h"
+#include "paddle/phi/backends/all_context.h"
+#include "paddle/phi/common/type_traits.h"
+#include "paddle/phi/core/kernel_registry.h"
+
+COMMON_DECLARE_bool(use_stride_kernel);
+
+namespace phi {
+
+template <typename T, typename Context>
+void RealStridedKernel(const Context& dev_ctx,
+                       const DenseTensor& x,
+                       DenseTensor* out) {
+  if (out->numel() == 0) {
+    dev_ctx.template Alloc<phi::dtype::Real<T>>(out);
+    return;
+  }
+  if (!FLAGS_use_stride_kernel) {
+    PADDLE_THROW(common::errors::Fatal(
+        "FLAGS_use_stride_kernel is closed. Strided kernel "
+        "be called, something wrong has happened!"));
+  }
+  if (x.dtype() != DataType::COMPLEX64 && x.dtype() != DataType::COMPLEX128) {
+    PADDLE_THROW(
+        common::errors::NotFound("paddle.real only support COMPLEX64 and "
+                                 "COMPLEX128, but the input dtype is %s",
+                                 x.dtype()));
+  }
+  DDim stride = x.strides();
+  for (int i = 0; i < stride.size(); i++) {
+    stride[i] = x.strides()[i] * 2;
+  }
+  out->set_offset(x.offset());
+  out->set_strides(stride);
+  out->ResetHolder(x.Holder());
+  out->ShareInplaceVersionCounterWith(x);
+}
+
+template <typename T, typename Context>
+void ImagStridedKernel(const Context& dev_ctx,
+                       const DenseTensor& x,
+                       DenseTensor* out) {
+  if (out->numel() == 0) {
+    dev_ctx.template Alloc<phi::dtype::Real<T>>(out);
+    return;
+  }
+  if (!FLAGS_use_stride_kernel) {
+    PADDLE_THROW(common::errors::Fatal(
+        "FLAGS_use_stride_kernel is closed. Strided kernel "
+        "be called, something wrong has happened!"));
+  }
+  if (x.dtype() != DataType::COMPLEX64 && x.dtype() != DataType::COMPLEX128) {
+    PADDLE_THROW(
+        common::errors::NotFound("paddle.imag only support COMPLEX64 and "
+                                 "COMPLEX128, but the input dtype is %s",
+                                 x.dtype()));
+  }
+  DDim stride = x.strides();
+  for (int i = 0; i < stride.size(); i++) {
+    stride[i] = x.strides()[i] * 2;
+  }
+  out->set_strides(stride);
+  out->set_offset(x.offset() + phi::SizeOf(out->dtype()));
+  out->ResetHolder(x.Holder());
+  out->ShareInplaceVersionCounterWith(x);
+}
+
+}  // namespace phi
+
+PD_REGISTER_KERNEL(real,
+                   CPU,
+                   STRIDED,
+                   phi::RealStridedKernel,
+                   phi::complex64,
+                   phi::complex128) {
+  kernel->OutputAt(0).SetDataType(phi::dtype::ToReal(kernel_key.dtype()));
+}
+
+PD_REGISTER_KERNEL(imag,
+                   CPU,
+                   STRIDED,
+                   phi::ImagStridedKernel,
+                   phi::complex64,
+                   phi::complex128) {
+  kernel->OutputAt(0).SetDataType(phi::dtype::ToReal(kernel_key.dtype()));
+}
+
+#if defined(PADDLE_WITH_CUDA) || defined(PADDLE_WITH_HIP)
+PD_REGISTER_KERNEL(real,
+                   GPU,
+                   STRIDED,
+                   phi::RealStridedKernel,
+                   phi::complex64,
+                   phi::complex128) {
+  kernel->OutputAt(0).SetDataType(phi::dtype::ToReal(kernel_key.dtype()));
+}
+
+PD_REGISTER_KERNEL(imag,
+                   GPU,
+                   STRIDED,
+                   phi::ImagStridedKernel,
+                   phi::complex64,
+                   phi::complex128) {
+  kernel->OutputAt(0).SetDataType(phi::dtype::ToReal(kernel_key.dtype()));
+}
+#endif
+
+#if defined(PADDLE_WITH_CUSTOM_DEVICE) && !defined(PADDLE_WITH_CUDA)
+PD_REGISTER_KERNEL(real,
+                   Custom,
+                   STRIDED,
+                   phi::RealStridedKernel,
+                   phi::complex64,
+                   phi::complex128) {
+  kernel->OutputAt(0).SetDataType(phi::dtype::ToReal(kernel_key.dtype()));
+}
+
+PD_REGISTER_KERNEL(imag,
+                   Custom,
+                   STRIDED,
+                   phi::ImagStridedKernel,
+                   phi::complex64,
+                   phi::complex128) {
+  kernel->OutputAt(0).SetDataType(phi::dtype::ToReal(kernel_key.dtype()));
+}
+#endif