Files
blis/gtestsuite/testinghelpers/inc/common/complex_helpers.h
jagar f164c7fe70 Added GTestSuite helper functions
- Functions to convert to cblas enums from char.
- Functions to print matrix and vector elements.
- Functions to set matrix and vector elements with
  the given value.

AMD-Internal: [CPUPL-2732]
Change-Id: I1046b9578c8456e89eddba4a4e8577016b9361ca
2023-04-12 09:03:08 -04:00

82 lines
3.1 KiB
C++

/*
BLIS
An object-based framework for developing high-performance BLAS-like
libraries.
Copyright (C) 2023, Advanced Micro Devices, Inc. All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
- Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
- Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
- Neither the name(s) of the copyright holder(s) nor the names of its
contributors may be used to endorse or promote products derived
from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <iostream>
#include "common/type_info.h"
namespace std {
// Overload std::abs to work with scomplex and dcomplex.
float abs(const scomplex x);
double abs(const dcomplex x);
// Overload the stream operator to be able to print scomplex in error messages.
ostream& operator<<(ostream& os, const scomplex& x);
ostream& operator<<(ostream& os, const dcomplex& x);
}
// Operator overloading for scomplex and dcomplex types.
scomplex operator+(const scomplex x, const scomplex y);
dcomplex operator+(const dcomplex x, const dcomplex y);
scomplex operator-(const scomplex x, const scomplex y);
dcomplex operator-(const dcomplex x, const dcomplex y);
scomplex operator*(const scomplex x, const scomplex y);
dcomplex operator*(const dcomplex x, const dcomplex y);
bool operator== (const scomplex x, const scomplex y);
bool operator== (const dcomplex x, const dcomplex y);
bool operator!= (const scomplex x, const scomplex y);
bool operator!= (const dcomplex x, const dcomplex y);
// Since we may only specialise template functions and classes
// in the std namespace for custom types, and std::to_string is not
// a template function, we put to_string into our namespace.
namespace testinghelpers {
template<typename T>
std::string to_string(const T& x) {
if constexpr (testinghelpers::type_info<T>::is_complex)
{
std::string ss = "(" + std::to_string(x.real) + ", " + std::to_string(x.imag) + ")";
return ss;
}
else
{
return std::to_string(x);
}
}
}