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2026-07-13 12:40:42 +08:00

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// 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/isfinite_kernel.h"
#include "paddle/phi/backends/xpu/enforce_xpu.h"
#include "paddle/phi/backends/xpu/xpu_context.h"
#include "paddle/phi/core/kernel_registry.h"
namespace phi {
template <typename T, typename Context>
void IsnanKernel(const Context& dev_ctx,
const DenseTensor& x,
DenseTensor* out) {
using XPUType = typename XPUTypeTrait<T>::Type;
if (out && out->numel() == 0) {
dev_ctx.template Alloc<bool>(out);
return;
}
auto* out_data = dev_ctx.template Alloc<bool>(out);
int r = xpu::isnan<XPUType>(dev_ctx.x_context(),
reinterpret_cast<const XPUType*>(x.data<T>()),
out_data,
x.numel());
PADDLE_ENFORCE_XDNN_SUCCESS(r, "isnan");
}
template <typename T, typename Context>
void IsfiniteKernel(const Context& dev_ctx,
const DenseTensor& x,
DenseTensor* out) {
using XPUType = typename XPUTypeTrait<T>::Type;
if (out && out->numel() == 0) {
dev_ctx.template Alloc<bool>(out);
return;
}
auto* out_data = dev_ctx.template Alloc<bool>(out);
int r = xpu::isfinite<XPUType>(dev_ctx.x_context(),
reinterpret_cast<const XPUType*>(x.data<T>()),
out_data,
x.numel());
PADDLE_ENFORCE_XDNN_SUCCESS(r, "isfinite");
}
template <typename T, typename Context>
void IsinfKernel(const Context& dev_ctx,
const DenseTensor& x,
DenseTensor* out) {
using XPUType = typename XPUTypeTrait<T>::Type;
if (out && out->numel() == 0) {
dev_ctx.template Alloc<bool>(out);
return;
}
auto* out_data = dev_ctx.template Alloc<bool>(out);
int r = xpu::isinf<XPUType>(dev_ctx.x_context(),
reinterpret_cast<const XPUType*>(x.data<T>()),
out_data,
x.numel());
PADDLE_ENFORCE_XDNN_SUCCESS(r, "isinf");
}
} // namespace phi
PD_REGISTER_KERNEL(isnan,
XPU,
ALL_LAYOUT,
phi::IsnanKernel,
float,
phi::float16,
phi::bfloat16) {
kernel->OutputAt(0).SetDataType(phi::DataType::BOOL);
}
PD_REGISTER_KERNEL(isfinite,
XPU,
ALL_LAYOUT,
phi::IsfiniteKernel,
float,
phi::float16,
phi::bfloat16) {
kernel->OutputAt(0).SetDataType(phi::DataType::BOOL);
}
PD_REGISTER_KERNEL(isinf,
XPU,
ALL_LAYOUT,
phi::IsinfKernel,
float,
phi::float16,
phi::bfloat16) {
kernel->OutputAt(0).SetDataType(phi::DataType::BOOL);
}