virtual void getSymbols() = 0;
virtual uint64_t entryAddress() = 0;
- virtual void printEachInstruction(uint64_t start, uint64_t end,
- std::function<void (uint8_t*, size_t, const std::string&,
- const std::string&)> fun) = 0;
virtual Function * disassembleFunctionAt(uint64_t address, const std::string& name = "") = 0;
virtual std::vector<Instruction> getInstructions(const BasicBlock* block) = 0;
};
return result;
}
-template <typename ELFT>
-void LLVMDisassembler<ELFT>::printEachInstruction(uint64_t start, uint64_t end,
- std::function<void (uint8_t*, size_t,
- const std::string&,
- const std::string&)> fun) {
- SectionRef text_section = getTextSection();
- uint64_t base_address;
-#if defined(LLVM_35)
- text_section.getAddress(base_address);
-#elif defined(LLVM_36)
- base_address = text_section.getAddress();
-#endif
-
- uint64_t current_address = start - base_address;
-
- StringRef bytes;
- text_section.getContents(bytes);
-#if defined(LLVM_35)
- StringRefMemoryObject ref(bytes);
-#elif defined(LLVM_36)
- ArrayRef<uint8_t> bytearray(reinterpret_cast<const uint8_t *>(bytes.data()),
- bytes.size());
-#endif
-
-
- while (current_address < end - base_address) {
- uint64_t inst_size;
- MCInst inst;
- std::string buf;
- llvm::raw_string_ostream s(buf);
-
- if(llvm::MCDisassembler::Success ==
-#if defined(LLVM_35)
- DisAsm->getInstruction(inst, inst_size, ref, current_address, nulls(), nulls())) {
-#elif defined(LLVM_36)
- DisAsm->getInstruction(inst, inst_size,
- bytearray.slice(current_address),
- base_address + current_address,
- nulls(), nulls())) {
-#endif
-
- uint8_t bytes[inst_size+2];
-#if defined(LLVM_35)
- ref.readBytes(current_address, inst_size, bytes);
-#elif defined(LLVM_36)
- size_t bytesindex(0);
- for (uint8_t byte : bytearray.slice(current_address, inst_size)) {
- bytes[bytesindex++] = byte;
- }
-#endif
-
- uint64_t jmptarget;
- std::string ref("");
- IP->printInst(&inst, s, "");
- if (MIA->evaluateBranch(inst, current_address, inst_size, jmptarget)) {
- std::stringstream stream;
- if (MIA->isCall(inst))
- stream << "function:";
- else
- stream << "block:";
-
- stream << std::hex << (base_address + jmptarget);
- ref = stream.str();
- }
-
-
- fun(bytes, inst_size, s.str(), ref);
- } else {
- LOG4CXX_WARN(logger, "Invalid byte at" << std::hex << current_address + base_address);
- fun(NULL, 0, "Invalid Byte", "");
- inst_size = 1;
- }
-
- current_address += inst_size;
- }
-}
-
template <typename ELFT>
SectionRef LLVMDisassembler<ELFT>::getTextSection() {
return sections[".text"];