chore: import upstream snapshot with attribution

paddle/phi/kernels/rms_norm_kernel.h

@@ -0,0 +1,60 @@
+// 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.
+
+#pragma once
+
+#include "paddle/phi/core/dense_tensor.h"
+namespace phi {
+
+template <typename T, typename Context>
+void RmsNormQuantKernel(const Context& dev_ctx,
+                        const DenseTensor& x,
+                        const optional<DenseTensor>& bias,
+                        const optional<DenseTensor>& residual,
+                        const DenseTensor& norm_weight,
+                        const optional<DenseTensor>& norm_bias,
+                        const float epsilon,
+                        const int begin_norm_axis,
+                        const float quant_scale,
+                        const int quant_round_type,
+                        const float quant_max_bound,
+                        const float quant_min_bound,
+                        DenseTensor* out,
+                        DenseTensor* residual_out,
+                        DenseTensor* inv_var);
+
+template <typename T, typename Context>
+void ResidualAddRmsNormWrapper(const Context& dev_ctx,
+                               const T* x,
+                               const T* residual,
+                               const T* bias,
+                               const T* norm_weight,
+                               const T* norm_bias,
+                               const float epsilon,
+                               const int rows,
+                               const int cols,
+                               T* residual_output,
+                               T* output);
+
+template <typename T, typename Context>
+void RmsNormWrapper(const Context& dev_ctx,
+                    const T* x,
+                    const T* weight,
+                    const T* bias,
+                    const float epsilon,
+                    const int rows,
+                    const int cols,
+                    T* output);
+
+}  // namespace phi