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paddlepaddle--paddle/paddle/phi/api/include/compat/ATen/ops/allclose.h
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2026-07-13 12:40:42 +08:00

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// Copyright (c) 2026 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 <ATen/core/Tensor.h>
#include "paddle/phi/api/include/api.h"
#include "paddle/phi/common/data_type.h"
#include "paddle/phi/common/scalar.h"
namespace at {
// allclose: Check if two tensors are close to each other
inline bool allclose(const at::Tensor& self,
const at::Tensor& other,
double rtol = 1e-05,
double atol = 1e-08,
bool equal_nan = false) {
// Paddle's allclose returns a Tensor, but PyTorch's allclose returns bool.
// The allclose kernel always sets output dtype to phi::DataType::BOOL via
// kernel->OutputAt(0).SetDataType(phi::DataType::BOOL), so we read BOOL
// directly.
PaddleTensor result = paddle::experimental::allclose(self._PD_GetInner(),
other._PD_GetInner(),
phi::Scalar(rtol),
phi::Scalar(atol),
equal_nan);
auto* result_tensor =
std::dynamic_pointer_cast<phi::DenseTensor>(result.impl()).get();
return *result_tensor->data<bool>();
}
} // namespace at
namespace at {
// Tensor member function implementation
inline bool Tensor::allclose(const at::Tensor& other,
double rtol,
double atol,
bool equal_nan) const {
return at::allclose(*this, other, rtol, atol, equal_nan);
}
} // namespace at