875 lines
23 KiB
C++
875 lines
23 KiB
C++
/*******************************************************************************
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* Copyright (c) 2015-2018 Skymind, Inc.
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*
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* This program and the accompanying materials are made available under the
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* terms of the Apache License, Version 2.0 which is available at
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* https://www.apache.org/licenses/LICENSE-2.0.
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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* SPDX-License-Identifier: Apache-2.0
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******************************************************************************/
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//
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// @author raver119@gmail.com
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//
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#ifndef LIBND4J_PLATFORM_MATH_H
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#define LIBND4J_PLATFORM_MATH_H
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#include <math.h>
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#include <cmath>
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#include <op_boilerplate.h>
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#include <types/types.h>
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#ifdef __CUDACC__
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#include <types/float16.h>
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#include <types/bfloat16.h>
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union BPAIR {
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struct {
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bfloat16 H;
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bfloat16 L;
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} B;
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int W;
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__host__ __device__
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BPAIR() {};
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__host__ __device__
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~BPAIR() {};
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};
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#define math_def __host__ __device__
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#ifdef CUDA_8
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typedef union {
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struct {
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half H;
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half L;
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} B;
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int W;
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} PAIR;
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#else
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struct HALFS{
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half H;
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half L;
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__host__ __device__
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HALFS() {};
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__host__ __device__
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~HALFS() {};
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};
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union PAIR {
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HALFS B;
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int W;
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__host__ __device__
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PAIR() {};
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__host__ __device__
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~PAIR(){}
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};
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#endif // cuda_9
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#else
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#define math_def
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#include <types/float16.h>
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#endif
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namespace nd4j {
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namespace math {
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template <typename T>
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math_def FORCEINLINE T p_exp(T value);
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template <typename T>
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math_def FORCEINLINE T p_log(T value);
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template <typename T>
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math_def FORCEINLINE T p_floor(T value);
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template <typename T>
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math_def FORCEINLINE T p_ceil(T value);
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template <typename T>
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math_def FORCEINLINE T p_round(T value);
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template <typename T>
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math_def FORCEINLINE T p_cos(T value);
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template <typename T>
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math_def FORCEINLINE T p_cosh(T value);
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template <typename T>
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math_def FORCEINLINE T p_acos(T value);
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template <typename T>
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math_def FORCEINLINE T p_acosh(T value);
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template <typename T>
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math_def FORCEINLINE T p_sin(T value);
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template <typename T>
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math_def FORCEINLINE T p_sinh(T value);
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template <typename T>
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math_def FORCEINLINE T p_asin(T value);
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template <typename T>
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math_def FORCEINLINE T p_sqrt(T value);
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template <typename T>
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math_def FORCEINLINE T p_tanh(T value);
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template <typename T>
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math_def FORCEINLINE T p_erf(T value);
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template <typename T>
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math_def FORCEINLINE T p_erfc(T value);
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template <typename T>
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math_def FORCEINLINE T p_atan(T value);
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template <typename T>
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math_def FORCEINLINE T p_tan(T value);
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template <typename T>
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math_def FORCEINLINE T p_atanh(T value);
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template <typename T>
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math_def FORCEINLINE T p_rint(T value);
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template <typename T>
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math_def FORCEINLINE T p_rotl(T value, T shift);
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template <typename T>
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math_def FORCEINLINE T p_rotr(T value, T shift);
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template <typename T>
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math_def FORCEINLINE T p_remainder(T val1, T val2);
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template <typename T>
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math_def FORCEINLINE T p_fmod(T val1, T val2);
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template <typename T>
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math_def FORCEINLINE T p_pow(T value, T power);
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template <typename T>
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math_def FORCEINLINE T p_atan2(T val1, T val2);
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//////
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template <>
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math_def FORCEINLINE float p_exp(float value) {
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return expf(value);
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}
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template <>
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math_def FORCEINLINE float16 p_exp(float16 val) {
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#ifdef NATIVE_HALFS
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return hexp(val.data);
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#else
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return static_cast<float16>(expf((float) val));
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#endif
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}
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template <>
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math_def FORCEINLINE bfloat16 p_exp(bfloat16 val) {
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return static_cast<bfloat16>(expf((float) val));
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}
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template <>
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math_def FORCEINLINE double p_exp(double value) {
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return exp(value);
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}
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template <typename T>
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math_def FORCEINLINE T p_exp(T value) {
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return static_cast<T>(expf(static_cast<float>(value)));
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}
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/////////
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template <>
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math_def FORCEINLINE float16 p_pow(float16 value, float16 power) {
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return static_cast<float16>(powf(static_cast<float>(value), static_cast<float>(power)));
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}
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template <>
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math_def FORCEINLINE bfloat16 p_pow(bfloat16 value, bfloat16 power) {
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return static_cast<bfloat16>(powf(static_cast<float>(value), static_cast<float>(power)));
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}
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template <>
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math_def FORCEINLINE float p_pow(float value, float power) {
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return powf(value, power);
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}
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template <>
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math_def FORCEINLINE double p_pow(double value, double power) {
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return pow(value, power);
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}
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template <typename T>
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math_def FORCEINLINE T p_pow(T value, T power) {
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return static_cast<T>(powf(static_cast<float>(value), static_cast<float>(power)));
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}
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/////////
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template <>
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math_def FORCEINLINE float16 p_fmod(float16 value, float16 power) {
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return static_cast<float16>(fmodf(static_cast<float>(value), static_cast<float>(power)));
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}
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template <>
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math_def FORCEINLINE bfloat16 p_fmod(bfloat16 value, bfloat16 power) {
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return static_cast<bfloat16>(fmodf(static_cast<float>(value), static_cast<float>(power)));
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}
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template <>
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math_def FORCEINLINE float p_fmod(float value, float power) {
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return fmodf(value, power);
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}
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template <>
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math_def FORCEINLINE double p_fmod(double value, double power) {
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return fmod(value, power);
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}
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template <typename T>
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math_def FORCEINLINE T p_fmod(T value, T power) {
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return static_cast<T>(fmodf(static_cast<float>(value), static_cast<float>(power)));
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}
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/////////
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template <>
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math_def FORCEINLINE float16 p_atan2(float16 value, float16 power) {
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return static_cast<float16>(atan2f(static_cast<float>(value), static_cast<float>(power)));
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}
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template <>
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math_def FORCEINLINE float p_atan2(float value, float power) {
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return atan2f(value, power);
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}
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template <>
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math_def FORCEINLINE double p_atan2(double value, double power) {
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return atan2(value, power);
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}
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template <typename T>
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math_def FORCEINLINE T p_atan2(T value, T power) {
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return static_cast<T>(atan2f(static_cast<float>(value), static_cast<float>(power)));
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}
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/////////
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template <>
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math_def FORCEINLINE float16 p_remainder(float16 value, float16 power) {
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return static_cast<float16>(remainderf(static_cast<float>(value), static_cast<float>(power)));
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}
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template <>
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math_def FORCEINLINE float p_remainder(float value, float power) {
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return remainderf(value, power);
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}
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template <>
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math_def FORCEINLINE double p_remainder(double value, double power) {
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return remainder(value, power);
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}
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template <typename T>
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math_def FORCEINLINE T p_remainder(T value, T power) {
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return static_cast<T>(remainderf(static_cast<float>(value), static_cast<float>(power)));
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}
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/////////
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template <>
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math_def FORCEINLINE float p_log(float value) {
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return logf(value);
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}
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template <>
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math_def FORCEINLINE float16 p_log(float16 val) {
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#ifdef NATIVE_HALFS
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return hlog(val.data);
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#else
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return static_cast<float16>(logf((float) val));
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#endif
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}
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template <>
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math_def FORCEINLINE double p_log(double value) {
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return log(value);
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}
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template <typename T>
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math_def FORCEINLINE T p_log(T value) {
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return static_cast<T>(logf(static_cast<float>(value)));
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}
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/////////
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template <>
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math_def FORCEINLINE float p_floor(float value) {
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return floorf(value);
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}
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template <>
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math_def FORCEINLINE float16 p_floor(float16 val) {
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#ifdef NATIVE_HALFS
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return hfloor(val.data);
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#else
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return static_cast<float16>(floorf((float) val));
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#endif
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}
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template <>
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math_def FORCEINLINE bfloat16 p_floor(bfloat16 value) {
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return static_cast<bfloat16>(floorf((float)value));
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}
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template <>
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math_def FORCEINLINE double p_floor(double value) {
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return floor(value);
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}
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template <typename T>
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math_def FORCEINLINE T p_floor(T value) {
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return value;
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}
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/////////
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template <>
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math_def FORCEINLINE float p_ceil(float value) {
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return ceilf(value);
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}
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template <>
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math_def FORCEINLINE float16 p_ceil(float16 val) {
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#ifdef NATIVE_HALFS
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return hceil(val.data);
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#else
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return static_cast<float16>(ceilf((float) val));
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#endif
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}
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template <>
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math_def FORCEINLINE bfloat16 p_ceil(bfloat16 value) {
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return static_cast<bfloat16>(ceilf((float)value));
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}
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template <>
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math_def FORCEINLINE double p_ceil(double value) {
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return ceil(value);
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}
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template <typename T>
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math_def FORCEINLINE T p_ceil(T value) {
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return value;
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}
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/////////
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template <>
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math_def FORCEINLINE float p_round(float value) {
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return roundf(value);
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}
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template <>
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math_def FORCEINLINE float16 p_round(float16 val) {
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return static_cast<float16>(roundf((float) val));
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}
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template <>
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math_def FORCEINLINE bfloat16 p_round(bfloat16 value) {
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return static_cast<bfloat16>(roundf((float)value));
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}
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template <>
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math_def FORCEINLINE double p_round(double value) {
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return round(value);
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}
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template <typename T>
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math_def FORCEINLINE T p_round(T value) {
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return value;
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}
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/////////
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template <>
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math_def FORCEINLINE float p_rint(float value) {
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return rintf(value);
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}
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template <>
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math_def FORCEINLINE float16 p_rint(float16 val) {
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#ifdef NATIVE_HALFS
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return hrint(val.data);
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#else
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return static_cast<float16>(rintf((float) val));
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#endif
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}
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template <>
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math_def FORCEINLINE bfloat16 p_rint(bfloat16 val) {
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return static_cast<bfloat16>(rintf((float) val));
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}
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template <>
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math_def FORCEINLINE double p_rint(double value) {
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return rint(value);
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}
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template <typename T>
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math_def FORCEINLINE T p_rint(T value) {
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return value;
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}
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/////////
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template <>
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math_def FORCEINLINE float p_cos(float value) {
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return cosf(value);
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}
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template <>
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math_def FORCEINLINE float16 p_cos(float16 val) {
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#ifdef NATIVE_HALFS
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return hcos(val.data);
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#else
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return static_cast<float16>(cosf((float) val));
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#endif
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}
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template <>
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math_def FORCEINLINE bfloat16 p_cos(bfloat16 val) {
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return static_cast<bfloat16>(cosf((float) val));
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}
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template <>
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math_def FORCEINLINE double p_cos(double value) {
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return cos(value);
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}
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/////////
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template <>
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math_def FORCEINLINE float p_sin(float value) {
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return sinf(value);
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}
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template <>
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math_def FORCEINLINE float16 p_sin(float16 val) {
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#ifdef NATIVE_HALFS
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return hsin(val.data);
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#else
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return static_cast<float16>(sinf((float) val));
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#endif
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}
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template <>
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math_def FORCEINLINE bfloat16 p_sin(bfloat16 val) {
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return static_cast<bfloat16>(sinf((float) val));
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}
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template <>
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math_def FORCEINLINE double p_sin(double value) {
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return sin(value);
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}
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/////////
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template <>
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math_def FORCEINLINE float p_sqrt(float value) {
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return sqrtf(value);
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}
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template <>
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math_def FORCEINLINE float16 p_sqrt(float16 val) {
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#ifdef NATIVE_HALFS
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return hsqrt(val.data);
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#else
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return static_cast<float16>(sqrtf((float) val));
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#endif
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}
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template <>
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math_def FORCEINLINE bfloat16 p_sqrt(bfloat16 val) {
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return static_cast<float16>(sqrtf((float) val));
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}
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template <>
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math_def FORCEINLINE double p_sqrt(double value) {
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return sqrt(value);
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}
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/////////
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template <>
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math_def FORCEINLINE float p_tanh(float value) {
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return tanhf(value);
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}
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template <>
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math_def FORCEINLINE float16 p_tanh(float16 val) {
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return static_cast<float16>(tanhf((float) val));
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}
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template <>
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math_def FORCEINLINE bfloat16 p_tanh(bfloat16 val) {
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return static_cast<bfloat16>(tanhf((float) val));
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}
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template <>
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math_def FORCEINLINE double p_tanh(double value) {
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return tanh(value);
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}
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/////////
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template <>
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math_def FORCEINLINE float p_erf(float value) {
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return erff(value);
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}
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template <>
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math_def FORCEINLINE float16 p_erf(float16 val) {
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return static_cast<float16>(erff((float) val));
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}
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template <>
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math_def FORCEINLINE bfloat16 p_erf(bfloat16 val) {
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return static_cast<bfloat16>(erff((float) val));
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}
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template <>
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math_def FORCEINLINE double p_erf(double value) {
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return erf(value);
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}
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/////////
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template <>
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math_def FORCEINLINE float p_erfc(float value) {
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return erfcf(value);
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}
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template <>
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math_def FORCEINLINE float16 p_erfc(float16 val) {
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return static_cast<float16>(erfcf((float) val));
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}
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template <>
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math_def FORCEINLINE bfloat16 p_erfc(bfloat16 val) {
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return static_cast<bfloat16>(erfcf((float) val));
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}
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template <>
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math_def FORCEINLINE double p_erfc(double value) {
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return erfc(value);
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}
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/////////
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template <>
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math_def FORCEINLINE float p_acos(float value) {
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return acosf(value);
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}
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template <>
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math_def FORCEINLINE float16 p_acos(float16 val) {
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return static_cast<float16>(acosf((float) val));
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}
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template <>
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math_def FORCEINLINE bfloat16 p_acos(bfloat16 val) {
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return static_cast<bfloat16>(acosf((float) val));
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}
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template <>
|
|
math_def FORCEINLINE double p_acos(double value) {
|
|
return acos(value);
|
|
}
|
|
|
|
/////////
|
|
|
|
template <>
|
|
math_def FORCEINLINE float p_sinh(float value) {
|
|
return sinhf(value);
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE float16 p_sinh(float16 val) {
|
|
return static_cast<float16>(sinhf((float) val));
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE bfloat16 p_sinh(bfloat16 val) {
|
|
return static_cast<bfloat16>(sinhf((float) val));
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE double p_sinh(double value) {
|
|
return sinh(value);
|
|
}
|
|
|
|
/////////
|
|
|
|
template <>
|
|
math_def FORCEINLINE float p_acosh(float value) {
|
|
return acoshf(value);
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE float16 p_acosh(float16 val) {
|
|
return static_cast<float16>(acoshf((float) val));
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE bfloat16 p_acosh(bfloat16 val) {
|
|
return static_cast<bfloat16>(acoshf((float) val));
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE double p_acosh(double value) {
|
|
return acosh(value);
|
|
}
|
|
|
|
/////////
|
|
|
|
template <>
|
|
math_def FORCEINLINE float p_cosh(float value) {
|
|
return coshf(value);
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE float16 p_cosh(float16 val) {
|
|
return static_cast<float16>(coshf((float) val));
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE bfloat16 p_cosh(bfloat16 val) {
|
|
return static_cast<bfloat16>(coshf((float) val));
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE double p_cosh(double value) {
|
|
return cosh(value);
|
|
}
|
|
|
|
|
|
/////////
|
|
|
|
template <>
|
|
math_def FORCEINLINE float p_asin(float value) {
|
|
return asinf(value);
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE float16 p_asin(float16 val) {
|
|
return static_cast<float16>(asinf((float) val));
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE bfloat16 p_asin(bfloat16 val) {
|
|
return static_cast<bfloat16>(asinf((float) val));
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE double p_asin(double value) {
|
|
return asin(value);
|
|
}
|
|
|
|
/////////
|
|
|
|
template <>
|
|
math_def FORCEINLINE float p_atan(float value) {
|
|
return atanf(value);
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE float16 p_atan(float16 val) {
|
|
return static_cast<float16>(atanf((float) val));
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE bfloat16 p_atan(bfloat16 val) {
|
|
return static_cast<bfloat16>(atanf((float) val));
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE double p_atan(double value) {
|
|
return atan(value);
|
|
}
|
|
|
|
|
|
/////////
|
|
|
|
template <>
|
|
math_def FORCEINLINE float p_tan(float value) {
|
|
return tanf(value);
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE float16 p_tan(float16 val) {
|
|
return static_cast<float16>(tanf((float) val));
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE bfloat16 p_tan(bfloat16 val) {
|
|
return static_cast<bfloat16>(tanf((float) val));
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE double p_tan(double value) {
|
|
return tan(value);
|
|
}
|
|
|
|
/////////
|
|
|
|
template <>
|
|
math_def FORCEINLINE float p_atanh(float value) {
|
|
return atanhf(value);
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE float16 p_atanh(float16 val) {
|
|
return static_cast<float16>(atanhf((float) val));
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE bfloat16 p_atanh(bfloat16 val) {
|
|
return static_cast<bfloat16>(atanhf((float) val));
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE double p_atanh(double value) {
|
|
return atanh(value);
|
|
}
|
|
|
|
/////////
|
|
template <typename T>
|
|
math_def FORCEINLINE T _rotate_left(T value, T shift);
|
|
|
|
template <typename T>
|
|
math_def FORCEINLINE T _rotate_right(T value, T shift);
|
|
|
|
template <>
|
|
math_def FORCEINLINE int8_t _rotate_left(int8_t value, int8_t shift) {
|
|
return value << shift | value >> (8 - shift);
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE int8_t _rotate_right(int8_t value, int8_t shift) {
|
|
return value >> shift | value << (8 - shift);
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE uint8_t _rotate_left(uint8_t value, uint8_t shift) {
|
|
return value << shift | value >> (8 - shift);
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE uint8_t _rotate_right(uint8_t value, uint8_t shift) {
|
|
return value >> shift | value << (8 - shift);
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE int16_t _rotate_left(int16_t value, int16_t shift) {
|
|
return value << shift | value >> (16 - shift);
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE int16_t _rotate_right(int16_t value, int16_t shift) {
|
|
return value >> shift | value << (16 - shift);
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE uint16_t _rotate_left(uint16_t value, uint16_t shift) {
|
|
return value << shift | value >> (16 - shift);
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE uint16_t _rotate_right(uint16_t value, uint16_t shift) {
|
|
return value >> shift | value << (16 - shift);
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE int _rotate_left(int value, int shift) {
|
|
return value << shift | value >> (32 - shift);
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE int _rotate_right(int value, int shift) {
|
|
return value >> shift | value << (32 - shift);
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE uint32_t _rotate_left(uint32_t value, uint32_t shift) {
|
|
return value << shift | value >> (32 - shift);
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE uint32_t _rotate_right(uint32_t value, uint32_t shift) {
|
|
return value >> shift | value << (32 - shift);
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE Nd4jLong _rotate_left(Nd4jLong value, Nd4jLong shift) {
|
|
return value << shift | value >> (64 - shift);
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE Nd4jLong _rotate_right(Nd4jLong value, Nd4jLong shift) {
|
|
return value >> shift | value << (64 - shift);
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE uint64_t _rotate_left(uint64_t value, uint64_t shift) {
|
|
#ifdef ARM_BUILD
|
|
// TODO: eventually remove this once gcc fixes the bug
|
|
Nd4jLong val = _rotate_left<Nd4jLong>(*reinterpret_cast<Nd4jLong *>(&value), *reinterpret_cast<Nd4jLong *>(&shift));
|
|
return *reinterpret_cast<uint64_t *>(&val);
|
|
#else
|
|
return value << shift | value >> (64 - shift);
|
|
#endif
|
|
}
|
|
|
|
template <>
|
|
math_def FORCEINLINE uint64_t _rotate_right(uint64_t value, uint64_t shift) {
|
|
#ifdef ARM_BUILD
|
|
// TODO: eventually remove this once gcc fixes the bug
|
|
Nd4jLong val = _rotate_right<Nd4jLong>(*reinterpret_cast<Nd4jLong *>(&value), *reinterpret_cast<Nd4jLong *>(&shift));
|
|
return *reinterpret_cast<uint64_t *>(&val);
|
|
#else
|
|
return value >> shift | value << (64 - shift);
|
|
#endif
|
|
}
|
|
|
|
|
|
template <typename T>
|
|
math_def FORCEINLINE T p_rotl(T value, T shift) {
|
|
return _rotate_left<T>(value, shift);
|
|
}
|
|
|
|
template <typename T>
|
|
math_def FORCEINLINE T p_rotr(T value, T shift) {
|
|
return _rotate_right<T>(value, shift);
|
|
}
|
|
}
|
|
}
|
|
|
|
#endif //DEV_TESTS_PLATFORM_MATH_H
|