15460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao//===- LDContext.h --------------------------------------------------------===// 25460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao// 35460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao// The MCLinker Project 45460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao// 55460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao// This file is distributed under the University of Illinois Open Source 65460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao// License. See LICENSE.TXT for details. 75460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao// 85460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao//===----------------------------------------------------------------------===// 95460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao#ifndef MCLD_LDCONTEXT_H 105460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao#define MCLD_LDCONTEXT_H 115460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao#ifdef ENABLE_UNITTEST 125460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao#include <gtest.h> 135460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao#endif 145460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao 155460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao#include <vector> 165460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao#include <mcld/LD/LDFileFormat.h> 175460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao#include <llvm/Support/DataTypes.h> 185460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao#include <string> 195460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao#include <cassert> 205460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao 215460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liaonamespace llvm { 225460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liaoclass StringRef; 235460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao} 245460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao 2522add6ff3426df1a85089fe6a6e1597ee3b6f300Shih-wei Liaonamespace mcld { 265460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao 275460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liaoclass LDSymbol; 285460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liaoclass LDSection; 295460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao 305460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao/** \class LDContext 315460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao * \brief LDContext stores the data which a object file should has 325460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao */ 335460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liaoclass LDContext 345460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao{ 355460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liaopublic: 365460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao typedef std::vector<LDSection*> SectionTable; 375460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao typedef SectionTable::iterator sect_iterator; 385460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao typedef SectionTable::const_iterator const_sect_iterator; 395460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao 405460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao typedef std::vector<LDSymbol*> SymbolTable; 415460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao typedef SymbolTable::iterator sym_iterator; 425460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao typedef SymbolTable::const_iterator const_sym_iterator; 435460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao 445460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liaopublic: 455460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao // ----- sections ----- // 4622add6ff3426df1a85089fe6a6e1597ee3b6f300Shih-wei Liao LDContext& appendSection(LDSection& pSection); 475460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao 4822add6ff3426df1a85089fe6a6e1597ee3b6f300Shih-wei Liao const_sect_iterator sectBegin() const { return m_SectionTable.begin(); } 4922add6ff3426df1a85089fe6a6e1597ee3b6f300Shih-wei Liao sect_iterator sectBegin() { return m_SectionTable.begin(); } 505460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao 5122add6ff3426df1a85089fe6a6e1597ee3b6f300Shih-wei Liao const_sect_iterator sectEnd() const { return m_SectionTable.end(); } 5222add6ff3426df1a85089fe6a6e1597ee3b6f300Shih-wei Liao sect_iterator sectEnd() { return m_SectionTable.end(); } 535460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao 545460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao const LDSection* getSection(unsigned int pIdx) const; 5522add6ff3426df1a85089fe6a6e1597ee3b6f300Shih-wei Liao LDSection* getSection(unsigned int pIdx); 565460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao 575460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao const LDSection* getSection(const std::string& pName) const; 5822add6ff3426df1a85089fe6a6e1597ee3b6f300Shih-wei Liao LDSection* getSection(const std::string& pName); 595460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao 605460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao size_t getSectionIdx(const std::string& pName) const; 615460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao 625460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao size_t numOfSections() const 635460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao { return m_SectionTable.size(); } 645460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao 655460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao // ----- symbols ----- // 665460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao const LDSymbol* getSymbol(unsigned int pIdx) const; 6722add6ff3426df1a85089fe6a6e1597ee3b6f300Shih-wei Liao LDSymbol* getSymbol(unsigned int pIdx); 685460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao 695460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao const LDSymbol* getSymbol(const llvm::StringRef& pName) const; 7022add6ff3426df1a85089fe6a6e1597ee3b6f300Shih-wei Liao LDSymbol* getSymbol(const llvm::StringRef& pName); 715460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao 725460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao void addSymbol(LDSymbol* pSym) 735460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao { m_SymTab.push_back(pSym); } 745460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao 7522add6ff3426df1a85089fe6a6e1597ee3b6f300Shih-wei Liao // ----- relocations ----- // 7622add6ff3426df1a85089fe6a6e1597ee3b6f300Shih-wei Liao const_sect_iterator relocSectBegin() const { return m_RelocSections.begin(); } 7722add6ff3426df1a85089fe6a6e1597ee3b6f300Shih-wei Liao sect_iterator relocSectBegin() { return m_RelocSections.begin(); } 7822add6ff3426df1a85089fe6a6e1597ee3b6f300Shih-wei Liao 7922add6ff3426df1a85089fe6a6e1597ee3b6f300Shih-wei Liao const_sect_iterator relocSectEnd() const { return m_RelocSections.end(); } 8022add6ff3426df1a85089fe6a6e1597ee3b6f300Shih-wei Liao sect_iterator relocSectEnd() { return m_RelocSections.end(); } 8122add6ff3426df1a85089fe6a6e1597ee3b6f300Shih-wei Liao 825460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liaoprivate: 835460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao SectionTable m_SectionTable; 845460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao SymbolTable m_SymTab; 8522add6ff3426df1a85089fe6a6e1597ee3b6f300Shih-wei Liao SectionTable m_RelocSections; 865460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao 875460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao // FIXME : maintain a map<section name, section index> 885460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao}; 895460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao 905460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao 915460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao} // namespace of mcld 925460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao 935460a1f25d9ddecb5c70667267d66d51af177a99Shih-wei Liao#endif 94affc150dc44fab1911775a49636d0ce85333b634Zonr Chang 95