functions.hh revision 12852
112852Sgabeblack@google.com/* 212852Sgabeblack@google.com * Copyright 2018 Google, Inc. 312852Sgabeblack@google.com * 412852Sgabeblack@google.com * Redistribution and use in source and binary forms, with or without 512852Sgabeblack@google.com * modification, are permitted provided that the following conditions are 612852Sgabeblack@google.com * met: redistributions of source code must retain the above copyright 712852Sgabeblack@google.com * notice, this list of conditions and the following disclaimer; 812852Sgabeblack@google.com * redistributions in binary form must reproduce the above copyright 912852Sgabeblack@google.com * notice, this list of conditions and the following disclaimer in the 1012852Sgabeblack@google.com * documentation and/or other materials provided with the distribution; 1112852Sgabeblack@google.com * neither the name of the copyright holders nor the names of its 1212852Sgabeblack@google.com * contributors may be used to endorse or promote products derived from 1312852Sgabeblack@google.com * this software without specific prior written permission. 1412852Sgabeblack@google.com * 1512852Sgabeblack@google.com * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1612852Sgabeblack@google.com * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1712852Sgabeblack@google.com * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 1812852Sgabeblack@google.com * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 1912852Sgabeblack@google.com * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 2012852Sgabeblack@google.com * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 2112852Sgabeblack@google.com * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2212852Sgabeblack@google.com * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2312852Sgabeblack@google.com * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2412852Sgabeblack@google.com * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 2512852Sgabeblack@google.com * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2612852Sgabeblack@google.com * 2712852Sgabeblack@google.com * Authors: Gabe Black 2812852Sgabeblack@google.com */ 2912852Sgabeblack@google.com 3012852Sgabeblack@google.com#ifndef __SYSTEMC_EXT_UTIL_FUNCTIONS_HH__ 3112852Sgabeblack@google.com#define __SYSTEMC_EXT_UTIL_FUNCTIONS_HH__ 3212852Sgabeblack@google.com 3312852Sgabeblack@google.com#include <string> 3412852Sgabeblack@google.com 3512852Sgabeblack@google.comnamespace sc_dt 3612852Sgabeblack@google.com{ 3712852Sgabeblack@google.com 3812852Sgabeblack@google.comtemplate <class T> 3912852Sgabeblack@google.comconst T 4012852Sgabeblack@google.comsc_abs(const T &a) 4112852Sgabeblack@google.com{ 4212852Sgabeblack@google.com // return ( a >= 0 ? a : -a ); 4312852Sgabeblack@google.com // the code below is functionaly the same as the code above; the 4412852Sgabeblack@google.com // difference is that the code below works for all arithmetic 4512852Sgabeblack@google.com // SystemC datatypes. 4612852Sgabeblack@google.com T z(a); 4712852Sgabeblack@google.com z = 0; 4812852Sgabeblack@google.com if (a >= z) { 4912852Sgabeblack@google.com return a; 5012852Sgabeblack@google.com } else { 5112852Sgabeblack@google.com T c(a); 5212852Sgabeblack@google.com c = -a; 5312852Sgabeblack@google.com return c; 5412852Sgabeblack@google.com } 5512852Sgabeblack@google.com} 5612852Sgabeblack@google.com 5712852Sgabeblack@google.comtemplate <class T> 5812852Sgabeblack@google.comconst T sc_max(const T &a, const T &b) { return ((a >= b) ? a : b); } 5912852Sgabeblack@google.com 6012852Sgabeblack@google.comtemplate <class T> 6112852Sgabeblack@google.comconst T sc_min(const T &a, const T &b) { return ((a <= b) ? a : b); } 6212852Sgabeblack@google.com 6312852Sgabeblack@google.com} // namespace sc_dt 6412852Sgabeblack@google.com 6512852Sgabeblack@google.comnamespace sc_core 6612852Sgabeblack@google.com{ 6712852Sgabeblack@google.com 6812852Sgabeblack@google.com#define IEEE_1666_SYSTEMC 201101L 6912852Sgabeblack@google.com 7012852Sgabeblack@google.com#define SC_VERSION_MAJOR 0 7112852Sgabeblack@google.com#define SC_VERSION_MINOR 1 7212852Sgabeblack@google.com#define SC_VERSION_PATCH 0 7312852Sgabeblack@google.com#define SC_VERSION_ORIGINATOR "gem5" 7412852Sgabeblack@google.com#define SC_VERSION_RELEASE_DATE "NA" 7512852Sgabeblack@google.com#define SC_VERSION_PRERELEASE "beta" 7612852Sgabeblack@google.com#define SC_IS_PRERELEASE true 7712852Sgabeblack@google.com#define SC_VERSION "0.1.0_beta-gem5" 7812852Sgabeblack@google.com#define SC_COPYRIGHT "Copyright 2018 Google, Inc." 7912852Sgabeblack@google.com 8012852Sgabeblack@google.comextern const unsigned int sc_version_major; 8112852Sgabeblack@google.comextern const unsigned int sc_version_minor; 8212852Sgabeblack@google.comextern const unsigned int sc_version_patch; 8312852Sgabeblack@google.comextern const std::string sc_version_originator; 8412852Sgabeblack@google.comextern const std::string sc_version_release_date; 8512852Sgabeblack@google.comextern const std::string sc_version_prerelease; 8612852Sgabeblack@google.comextern const bool sc_is_prerelease; 8712852Sgabeblack@google.comextern const std::string sc_version_string; 8812852Sgabeblack@google.comextern const std::string sc_copyright_string; 8912852Sgabeblack@google.com 9012852Sgabeblack@google.comstatic inline const char * 9112852Sgabeblack@google.comsc_release() 9212852Sgabeblack@google.com{ 9312852Sgabeblack@google.com return sc_version_string.c_str(); 9412852Sgabeblack@google.com} 9512852Sgabeblack@google.comstatic inline const char * 9612852Sgabeblack@google.comsc_copyright() 9712852Sgabeblack@google.com{ 9812852Sgabeblack@google.com return sc_copyright_string.c_str(); 9912852Sgabeblack@google.com} 10012852Sgabeblack@google.comconst char *sc_version(); 10112852Sgabeblack@google.com 10212852Sgabeblack@google.com} // namespace sc_core 10312852Sgabeblack@google.com 10412852Sgabeblack@google.com#endif //__SYSTEMC_EXT_UTIL_FUNCTIONS_HH__ 105