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geant4/source/global/management/include/tls.hh
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2020-12-04 12:30:43 +01:00

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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
// * conditions of the Geant4 Software License, included in the file *
// * LICENSE and available at http://cern.ch/geant4/license . These *
// * include a list of copyright holders. *
// * *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work make any representation or warranty, express or implied, *
// * regarding this software system or assume any liability for its *
// * use. Please see the license in the file LICENSE and URL above *
// * for the full disclaimer and the limitation of liability. *
// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
// * By using, copying, modifying or distributing the software (or *
// * any work based on the software) you agree to acknowledge its *
// * use in resulting scientific publications, and indicate your *
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
//
// Thread Local Storage typedefs
// Author: G.Cosmo, 01.10.2012 - Created
// --------------------------------------------------------------------
// Fundamental definitions
#ifndef G4GMAKE
# include "G4GlobalConfig.hh"
#endif
#ifndef G4_TLS
# define G4_TLS 1
# if defined(G4MULTITHREADED)
# if(defined(__MACH__) && defined(__clang__)) || \
(defined(__linux__) && defined(__clang__))
# define G4ThreadLocalStatic static thread_local
# define G4ThreadLocal thread_local
# elif((defined(__linux__) || defined(__MACH__)) && \
!defined(__INTEL_COMPILER) && defined(__GNUC__) && \
(__GNUC__ >= 4 && __GNUC_MINOR__ < 9))
# define G4ThreadLocalStatic static __thread
# define G4ThreadLocal thread_local
# elif((defined(__linux__) || defined(__MACH__)) && \
!defined(__INTEL_COMPILER) && defined(__GNUC__) && \
(__GNUC__ >= 4 && __GNUC_MINOR__ >= 9) || \
__GNUC__ >= 5)
# define G4ThreadLocalStatic static thread_local
# define G4ThreadLocal thread_local
# elif((defined(__linux__) || defined(__MACH__)) && \
defined(__INTEL_COMPILER))
# if __INTEL_COMPILER >= 1500
# define G4ThreadLocalStatic static thread_local
# define G4ThreadLocal thread_local
# else
# define G4ThreadLocalStatic static __thread
# define G4ThreadLocal __thread
# endif
# elif defined(_AIX)
# define G4ThreadLocalStatic static thread_local
# define G4ThreadLocal thread_local
# elif defined(WIN32)
# define G4ThreadLocalStatic static thread_local
# define G4ThreadLocal thread_local
# else
# error \
"No Thread Local Storage (TLS) technology supported for this platform. Use sequential build !"
# endif
# else
# define G4ThreadLocalStatic static
# define G4ThreadLocal
# endif
#endif