80 static uint32_t GetInstructionSize(const uint8_t* pc) {  in GetInstructionSize()  argument
83   ssize_t bytes = SafeCopy(buf, pc, sizeof(buf));  in GetInstructionSize()
94     pc = reinterpret_cast<uint8_t*>(buf);  in GetInstructionSize()
99     pc++;                       \  in GetInstructionSize()
100     if (pc - startpc > bytes) { \  in GetInstructionSize()
111   const uint8_t* startpc = pc;  in GetInstructionSize()
113   uint8_t opcode = *pc;  in GetInstructionSize()
146         opcode = *pc;  in GetInstructionSize()
157     opcode = *pc;  in GetInstructionSize()
164     opcode = *pc;  in GetInstructionSize()
178         modrm = *pc;  in GetInstructionSize()
198         modrm = *pc;  in GetInstructionSize()
206         modrm = *pc;  in GetInstructionSize()
214         modrm = *pc;  in GetInstructionSize()
222         modrm = *pc;  in GetInstructionSize()
271   pc += displacement_size + immediate_size;  in GetInstructionSize()
273   VLOG(signals) << "x86 instruction length calculated as " << (pc - startpc);  in GetInstructionSize()
274   if (pc - startpc > bytes) {  in GetInstructionSize()
277   return pc - startpc;  in GetInstructionSize()
310   uint8_t* pc = reinterpret_cast<uint8_t*>(uc->CTX_EIP);  in GetMethodAndReturnPcAndSp()  local
311   VLOG(signals) << HexDump(pc, 32, true, "PC ");  in GetMethodAndReturnPcAndSp()
313   if (pc == nullptr) {  in GetMethodAndReturnPcAndSp()
319   uint32_t instr_size = GetInstructionSize(pc);  in GetMethodAndReturnPcAndSp()
325   *out_return_pc = reinterpret_cast<uintptr_t>(pc + instr_size);  in GetMethodAndReturnPcAndSp()
333   uint8_t* pc = reinterpret_cast<uint8_t*>(uc->CTX_EIP);  in Action()  local
336   uint32_t instr_size = GetInstructionSize(pc);  in Action()
348   uintptr_t retaddr = reinterpret_cast<uintptr_t>(pc + instr_size);  in Action()
389   uint8_t* pc = reinterpret_cast<uint8_t*>(uc->CTX_EIP);  in Action()  local
392   if (pc[0] != checkinst2[0] || pc[1] != checkinst2[1]) {  in Action()
400   uint8_t* limit = pc - 100;   // Compiler will hoist to a max of 20 instructions.  in Action()
401   uint8_t* ptr = pc - sizeof(checkinst1);  in Action()
420     uintptr_t retaddr = reinterpret_cast<uintptr_t>(pc + 2);  in Action()