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[/] [openrisc/] [trunk/] [gnu-src/] [binutils-2.20.1/] [gold/] [tls.h] - Rev 207
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// tls.h -- Thread-Local Storage utility routines for gold -*- C++ -*- // Copyright 2006, 2007, 2008 Free Software Foundation, Inc. // Written by Ian Lance Taylor <iant@google.com>. // This file is part of gold. // This program is free software; you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation; either version 3 of the License, or // (at your option) any later version. // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // You should have received a copy of the GNU General Public License // along with this program; if not, write to the Free Software // Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, // MA 02110-1301, USA. #ifndef GOLD_TLS_H #define GOLD_TLS_H #include "elfcpp.h" #include "reloc.h" namespace gold { namespace tls { // This is used for relocations that can be converted to a different, // more efficient type of relocation. enum Tls_optimization { TLSOPT_NONE, // Can not convert this relocation to a more efficient one. TLSOPT_TO_LD, // Can convert General Dynamic to Local Dynamic. TLSOPT_TO_LE, // Can convert GD or LD to Local-Exec. TLSOPT_TO_IE, // Can convert GD or LD or LE to Initial-Exec. }; // Check the range for a TLS relocation. This is inlined for efficiency. template<int size, bool big_endian> inline void check_range(const Relocate_info<size, big_endian>* relinfo, size_t relnum, typename elfcpp::Elf_types<size>::Elf_Addr rel_offset, section_size_type view_size, int off) { typename elfcpp::Elf_types<size>::Elf_Addr offset = rel_offset + off; // Elf_Addr is unsigned, so this also tests for signed offset < 0. if (offset > view_size) gold_error_at_location(relinfo, relnum, rel_offset, _("TLS relocation out of range")); } // Check the validity of a TLS relocation. This is like assert. template<int size, bool big_endian> inline void check_tls(const Relocate_info<size, big_endian>* relinfo, size_t relnum, typename elfcpp::Elf_types<size>::Elf_Addr rel_offset, bool valid) { if (!valid) gold_error_at_location(relinfo, relnum, rel_offset, _("TLS relocation against invalid instruction")); } } // End namespace tls. } // End namespace gold. #endif // !defined(GOLD_TLS_H)
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