initial work on relocations
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bc2facaee4
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6717482662
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@ -78,6 +78,7 @@ Module* Linker::LoadModule(const std::string& elf_name)
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LoadModuleToMemory(m);
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LoadModuleToMemory(m);
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LoadDynamicInfo(m);
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LoadDynamicInfo(m);
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LoadSymbols(m);
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LoadSymbols(m);
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Relocate(m);
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}
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}
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else
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else
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{
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{
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@ -496,3 +497,24 @@ void Linker::LoadSymbols(Module* m)
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}
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}
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}
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}
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}
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}
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void Linker::Relocate(Module* m)
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{
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u32 idx = 0;
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for (auto* rel = m->dynamic_info->relocation_table; reinterpret_cast<u08*>(rel) < reinterpret_cast<u08*>(m->dynamic_info->relocation_table) + m->dynamic_info->relocation_table_size; rel++, idx++)
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{
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auto type = rel->GetType();
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auto symbol = rel->GetSymbol();
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auto addend = rel->rel_addend;
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LOG_INFO_IF(debug_loader, "rel type {:#010x} rel symbol : {:#010x}\n", type, symbol);
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}
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idx = 0;
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for (auto* rel = m->dynamic_info->jmp_relocation_table; reinterpret_cast<u08*>(rel) < reinterpret_cast<u08*>(m->dynamic_info->jmp_relocation_table) + m->dynamic_info->jmp_relocation_table_size; rel++, idx++)
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{
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auto type = rel->GetType();
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auto symbol = rel->GetSymbol();
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auto addend = rel->rel_addend;
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LOG_INFO_IF(debug_loader, "jmprel type {:#010x} rel symbol : {:#010x}\n", type, symbol);
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}
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}
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@ -110,6 +110,7 @@ public:
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void LoadDynamicInfo(Module* m);
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void LoadDynamicInfo(Module* m);
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void LoadSymbols(Module* m);
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void LoadSymbols(Module* m);
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SymbolsResolver* getHLESymbols() { return m_HLEsymbols; }
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SymbolsResolver* getHLESymbols() { return m_HLEsymbols; }
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void Relocate(Module* m);
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private:
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private:
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const ModuleInfo* FindModule(const Module& m, const std::string& id);
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const ModuleInfo* FindModule(const Module& m, const std::string& id);
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@ -435,6 +435,9 @@ struct elf_symbol
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struct elf_relocation
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struct elf_relocation
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{
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{
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u32 GetSymbol() const { return static_cast<u32>(rel_info >> 32u); }
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u32 GetType() const { return static_cast<u32>(rel_info & 0xffffffff); }
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u64 rel_offset;
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u64 rel_offset;
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u64 rel_info;
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u64 rel_info;
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s64 rel_addend;
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s64 rel_addend;
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