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// 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
#ifndef __xpu__
#include "paddle/common/hostdevice.h"
#include "paddle/phi/common/data_type.h"
#include "unsupported/Eigen/CXX11/Tensor"
namespace Eigen {
using float16 = phi::dtype::float16;
template <typename T>
using complex = phi::dtype::complex<T>;
template <typename T>
struct NumTraits;
template <>
struct NumTraits<phi::dtype::bfloat16>
: GenericNumTraits<phi::dtype::bfloat16> {
enum {
IsSigned = true,
IsInteger = false,
IsComplex = false,
RequireInitialization = false
};
HOSTDEVICE static inline phi::dtype::bfloat16 epsilon() {
return phi::dtype::raw_uint16_to_bfloat16(0x3400);
}
HOSTDEVICE static inline phi::dtype::bfloat16 dummy_precision() {
return phi::dtype::bfloat16(1e-5f);
}
HOSTDEVICE static inline phi::dtype::bfloat16 highest() {
return phi::dtype::raw_uint16_to_bfloat16(0x7f7f);
}
HOSTDEVICE static inline phi::dtype::bfloat16 lowest() {
return phi::dtype::raw_uint16_to_bfloat16(0xff7f);
}
HOSTDEVICE static inline phi::dtype::bfloat16 infinity() {
return phi::dtype::raw_uint16_to_bfloat16(0x7f80);
}
HOSTDEVICE static inline phi::dtype::bfloat16 quiet_NaN() {
return phi::dtype::raw_uint16_to_bfloat16(0xffc1);
}
};
template <>
struct NumTraits<complex<float>> : GenericNumTraits<std::complex<float>> {
typedef float Real;
typedef typename NumTraits<float>::Literal Literal;
enum {
IsComplex = 1,
RequireInitialization = NumTraits<float>::RequireInitialization,
ReadCost = 2 * NumTraits<float>::ReadCost,
AddCost = 2 * NumTraits<Real>::AddCost,
MulCost = 4 * NumTraits<Real>::MulCost + 2 * NumTraits<Real>::AddCost
};
EIGEN_DEVICE_FUNC
static inline Real epsilon() { return NumTraits<Real>::epsilon(); }
EIGEN_DEVICE_FUNC
static inline Real dummy_precision() {
return NumTraits<Real>::dummy_precision();
}
EIGEN_DEVICE_FUNC
static inline int digits10() { return NumTraits<Real>::digits10(); }
};
template <>
struct NumTraits<complex<double>> : GenericNumTraits<std::complex<double>> {
typedef double Real;
typedef typename NumTraits<double>::Literal Literal;
enum {
IsComplex = 1,
RequireInitialization = NumTraits<double>::RequireInitialization,
ReadCost = 2 * NumTraits<double>::ReadCost,
AddCost = 2 * NumTraits<Real>::AddCost,
MulCost = 4 * NumTraits<Real>::MulCost + 2 * NumTraits<Real>::AddCost
};
EIGEN_DEVICE_FUNC
static inline Real epsilon() { return NumTraits<Real>::epsilon(); }
EIGEN_DEVICE_FUNC
static inline Real dummy_precision() {
return NumTraits<Real>::dummy_precision();
}
EIGEN_DEVICE_FUNC
static inline int digits10() { return NumTraits<Real>::digits10(); }
};
template <>
struct NumTraits<float16> : GenericNumTraits<float16> {
enum {
IsSigned = true,
IsInteger = false,
IsComplex = false,
RequireInitialization = false
};
HOSTDEVICE static inline float16 epsilon() {
return phi::dtype::raw_uint16_to_float16(0x0800);
}
HOSTDEVICE static inline float16 dummy_precision() { return float16(1e-2f); }
HOSTDEVICE static inline float16 highest() {
return phi::dtype::raw_uint16_to_float16(0x7bff);
}
HOSTDEVICE static inline float16 lowest() {
return phi::dtype::raw_uint16_to_float16(0xfbff);
}
HOSTDEVICE static inline float16 infinity() {
return phi::dtype::raw_uint16_to_float16(0x7c00);
}
HOSTDEVICE static inline float16 quiet_NaN() {
return phi::dtype::raw_uint16_to_float16(0x7c01);
}
};
namespace numext {
//////////// bfloat methods /////////////
template <>
HOSTDEVICE inline bool(isnan)(const phi::dtype::bfloat16& a) {
return (phi::dtype::isnan)(a);
}
template <>
HOSTDEVICE inline bool(isinf)(const phi::dtype::bfloat16& a) {
return (phi::dtype::isinf)(a);
}
template <>
HOSTDEVICE inline bool(isfinite)(const phi::dtype::bfloat16& a) {
return (phi::dtype::isfinite)(a);
}
template <>
HOSTDEVICE inline phi::dtype::bfloat16 exp(const phi::dtype::bfloat16& a) {
return phi::dtype::bfloat16(::expf(static_cast<float>(a)));
}
template <>
HOSTDEVICE inline phi::dtype::bfloat16 expm1(const phi::dtype::bfloat16& a) {
return phi::dtype::bfloat16(::expm1f(static_cast<float>(a)));
}
template <>
HOSTDEVICE inline phi::dtype::bfloat16 erf(const phi::dtype::bfloat16& a) {
return phi::dtype::bfloat16(::erff(static_cast<float>(a)));
}
template <>
HOSTDEVICE inline phi::dtype::bfloat16 log(const phi::dtype::bfloat16& a) {
return phi::dtype::bfloat16(::logf(static_cast<float>(a)));
}
template <>
HOSTDEVICE inline phi::dtype::bfloat16 tanh(const phi::dtype::bfloat16& a) {
return phi::dtype::bfloat16(::tanhf(static_cast<float>(a)));
}
template <>
HOSTDEVICE inline phi::dtype::bfloat16 sqrt(const phi::dtype::bfloat16& a) {
return phi::dtype::bfloat16(::sqrtf(static_cast<float>(a)));
}
template <>
HOSTDEVICE inline phi::dtype::bfloat16 ceil(const phi::dtype::bfloat16& a) {
return phi::dtype::bfloat16(::ceilf(static_cast<float>(a)));
}
template <>
HOSTDEVICE inline phi::dtype::bfloat16 floor(const phi::dtype::bfloat16& a) {
return phi::dtype::bfloat16(::floorf(static_cast<float>(a)));
}
template <>
HOSTDEVICE inline phi::dtype::bfloat16 round(const phi::dtype::bfloat16& a) {
return phi::dtype::bfloat16(::roundf(static_cast<float>(a)));
}
template <>
HOSTDEVICE inline phi::dtype::bfloat16 pow(const phi::dtype::bfloat16& a,
const phi::dtype::bfloat16& b) {
return phi::dtype::bfloat16(
::powf(static_cast<float>(a), static_cast<float>(b)));
}
template <>
HOSTDEVICE inline phi::dtype::bfloat16 abs(const phi::dtype::bfloat16& a) {
return phi::dtype::bfloat16(::fabs(static_cast<float>(a)));
}
template <>
HOSTDEVICE inline phi::dtype::bfloat16 mini(const phi::dtype::bfloat16& a,
const phi::dtype::bfloat16& b) {
return b < a ? b : a;
}
template <>
HOSTDEVICE inline phi::dtype::bfloat16 maxi(const phi::dtype::bfloat16& a,
const phi::dtype::bfloat16& b) {
return a < b ? b : a;
}
//////////// complex<float> methods /////////////
template <>
HOSTDEVICE inline bool(isnan)(const complex<float>& a) {
return (phi::dtype::isnan)(a);
}
template <>
HOSTDEVICE inline bool(isinf)(const complex<float>& a) {
return (phi::dtype::isinf)(a);
}
template <>
HOSTDEVICE inline bool(isfinite)(const complex<float>& a) {
return (phi::dtype::isfinite)(a);
}
template <>
HOSTDEVICE inline complex<float> exp(const complex<float>& a) {
float com = ::expf(a.real);
float res_real = com * ::cosf(a.imag);
float res_imag = com * ::sinf(a.imag);
return complex<float>(res_real, res_imag);
}
template <>
HOSTDEVICE inline complex<float> log(const complex<float>& a) {
return phi::dtype::log(a);
}
template <>
HOSTDEVICE inline complex<float> tanh(const complex<float>& a) {
return phi::dtype::tanh(a);
}
template <>
HOSTDEVICE inline complex<float> sqrt(const complex<float>& a) {
return phi::dtype::sqrt(a);
}
template <>
HOSTDEVICE inline complex<float> ceil(const complex<float>& a) {
return complex<float>(::ceilf(a.real), ::ceilf(a.imag));
}
template <>
HOSTDEVICE inline complex<float> floor(const complex<float>& a) {
return complex<float>(::floorf(a.real), ::floor(a.imag));
}
template <>
HOSTDEVICE inline complex<float> round(const complex<float>& a) {
return complex<float>(::roundf(a.real), ::roundf(a.imag));
}
template <>
HOSTDEVICE inline complex<float> pow(const complex<float>& a,
const complex<float>& b) {
return phi::dtype::pow(a, b);
}
template <>
HOSTDEVICE inline float abs(const complex<float>& a) {
return phi::dtype::abs(a);
}
//////////// complex<double> methods /////////////
template <>
HOSTDEVICE inline bool(isnan)(const complex<double>& a) {
return (phi::dtype::isnan)(a);
}
template <>
HOSTDEVICE inline bool(isinf)(const complex<double>& a) {
return (phi::dtype::isinf)(a);
}
template <>
HOSTDEVICE inline bool(isfinite)(const complex<double>& a) {
return (phi::dtype::isfinite)(a);
}
template <>
HOSTDEVICE inline complex<double> exp(const complex<double>& a) {
double com = ::expf(a.real);
double res_real = com * ::cosf(a.imag);
double res_imag = com * ::sinf(a.imag);
return complex<double>(res_real, res_imag);
}
template <>
HOSTDEVICE inline complex<double> log(const complex<double>& a) {
return phi::dtype::log(a);
}
template <>
HOSTDEVICE inline complex<double> tanh(const complex<double>& a) {
return phi::dtype::tanh(a);
}
template <>
HOSTDEVICE inline complex<double> sqrt(const complex<double>& a) {
return phi::dtype::sqrt(a);
}
template <>
HOSTDEVICE inline complex<double> ceil(const complex<double>& a) {
return complex<double>(::ceilf(a.real), ::ceilf(a.imag));
}
template <>
HOSTDEVICE inline complex<double> floor(const complex<double>& a) {
return complex<double>(::floorf(a.real), ::floor(a.imag));
}
template <>
HOSTDEVICE inline complex<double> round(const complex<double>& a) {
return complex<double>(::roundf(a.real), ::roundf(a.imag));
}
template <>
HOSTDEVICE inline complex<double> pow(const complex<double>& a,
const complex<double>& b) {
return phi::dtype::pow(a, b);
}
template <>
HOSTDEVICE inline double abs(const complex<double>& a) {
return phi::dtype::abs(a);
}
//////////// float16 methods /////////////
template <>
HOSTDEVICE inline bool(isnan)(const float16& a) {
return (phi::dtype::isnan)(a);
}
template <>
HOSTDEVICE inline bool(isinf)(const float16& a) {
return (phi::dtype::isinf)(a);
}
template <>
HOSTDEVICE inline bool(isfinite)(const float16& a) {
return (phi::dtype::isfinite)(a);
}
template <>
HOSTDEVICE inline float16 exp(const float16& a) {
return float16(::expf(static_cast<float>(a)));
}
template <>
HOSTDEVICE inline float16 expm1(const float16& a) {
return float16(::expm1f(static_cast<float>(a)));
}
template <>
HOSTDEVICE inline float16 erf(const float16& a) {
return float16(::erff(static_cast<float>(a)));
}
template <>
HOSTDEVICE inline float16 log(const float16& a) {
return float16(::logf(static_cast<float>(a)));
}
template <>
HOSTDEVICE inline float16 tanh(const float16& a) {
return float16(::tanhf(static_cast<float>(a)));
}
template <>
HOSTDEVICE inline float16 sqrt(const float16& a) {
return float16(::sqrtf(static_cast<float>(a)));
}
template <>
HOSTDEVICE inline float16 ceil(const float16& a) {
return float16(::ceilf(static_cast<float>(a)));
}
template <>
HOSTDEVICE inline float16 floor(const float16& a) {
return float16(::floorf(static_cast<float>(a)));
}
template <>
HOSTDEVICE inline float16 round(const float16& a) {
return float16(::roundf(static_cast<float>(a)));
}
template <>
HOSTDEVICE inline float16 pow(const float16& a, const float16& b) {
return float16(::powf(static_cast<float>(a), static_cast<float>(b)));
}
template <>
HOSTDEVICE inline float16 abs(const float16& a) {
return float16(::fabs(static_cast<float>(a)));
}
template <>
HOSTDEVICE inline float16 mini(const float16& a, const float16& b) {
return b < a ? b : a;
}
template <>
HOSTDEVICE inline float16 maxi(const float16& a, const float16& b) {
return a < b ? b : a;
}
} // namespace numext
} // namespace Eigen
#endif // __xpu__