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[/] [openrisc/] [tags/] [gnu-src/] [binutils-2.20.1/] [binutils-2.20.1-or32-1.0rc1/] [gold/] [compressed_output.h] - Rev 205
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// compressed_output.h -- compressed output sections for gold -*- C++ -*- // Copyright 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. // We support compressing .debug_* sections on output. (And, // potentially one day, other sections.) This is a form of // relaxation. This file adds support for merging and emitting the // compressed sections. #ifndef GOLD_COMPRESSED_OUTPUT_H #define GOLD_COMPRESSED_OUTPUT_H #include <string> #include "output.h" namespace gold { class General_options; // This is used for a section whose data should be compressed. It is // a regular Output_section which computes its contents into a buffer // and then postprocesses it. class Output_compressed_section : public Output_section { public: Output_compressed_section(const General_options* options, const char* name, elfcpp::Elf_Word flags, elfcpp::Elf_Xword type) : Output_section(name, flags, type), options_(options) { this->set_requires_postprocessing(); } protected: // Set the final data size. void set_final_data_size(); // Write out the compressed contents. void do_write(Output_file*); private: // The options--this includes the compression type. const General_options* options_; // The compressed data. unsigned char* data_; // The new section name if we do compress. std::string new_section_name_; }; } // End namespace gold. #endif // !defined(GOLD_COMPRESSED_OUTPUT_H)
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