39   return regs_[X86_64_REG_PC];  in pc()
43   return regs_[X86_64_REG_SP];  in sp()
47   regs_[X86_64_REG_PC] = pc;  in set_pc()
51   regs_[X86_64_REG_SP] = sp;  in set_sp()
57   if (!process_memory->ReadFully(regs_[X86_64_REG_SP], &new_pc, sizeof(new_pc)) ||  in SetPcFromReturnAddress()
58       new_pc == regs_[X86_64_REG_PC]) {  in SetPcFromReturnAddress()
62   regs_[X86_64_REG_PC] = new_pc;  in SetPcFromReturnAddress()
67   fn("rax", regs_[X86_64_REG_RAX]);  in IterateRegisters()
68   fn("rbx", regs_[X86_64_REG_RBX]);  in IterateRegisters()
69   fn("rcx", regs_[X86_64_REG_RCX]);  in IterateRegisters()
70   fn("rdx", regs_[X86_64_REG_RDX]);  in IterateRegisters()
71   fn("r8", regs_[X86_64_REG_R8]);  in IterateRegisters()
72   fn("r9", regs_[X86_64_REG_R9]);  in IterateRegisters()
73   fn("r10", regs_[X86_64_REG_R10]);  in IterateRegisters()
74   fn("r11", regs_[X86_64_REG_R11]);  in IterateRegisters()
75   fn("r12", regs_[X86_64_REG_R12]);  in IterateRegisters()
76   fn("r13", regs_[X86_64_REG_R13]);  in IterateRegisters()
77   fn("r14", regs_[X86_64_REG_R14]);  in IterateRegisters()
78   fn("r15", regs_[X86_64_REG_R15]);  in IterateRegisters()
79   fn("rdi", regs_[X86_64_REG_RDI]);  in IterateRegisters()
80   fn("rsi", regs_[X86_64_REG_RSI]);  in IterateRegisters()
81   fn("rbp", regs_[X86_64_REG_RBP]);  in IterateRegisters()
82   fn("rsp", regs_[X86_64_REG_RSP]);  in IterateRegisters()
83   fn("rip", regs_[X86_64_REG_RIP]);  in IterateRegisters()
113   memcpy(&regs_[X86_64_REG_R8], &ucontext->uc_mcontext.r8, 8 * sizeof(uint64_t));  in SetFromUcontext()
116   regs_[X86_64_REG_RDI] = ucontext->uc_mcontext.rdi;  in SetFromUcontext()
117   regs_[X86_64_REG_RSI] = ucontext->uc_mcontext.rsi;  in SetFromUcontext()
118   regs_[X86_64_REG_RBP] = ucontext->uc_mcontext.rbp;  in SetFromUcontext()
119   regs_[X86_64_REG_RBX] = ucontext->uc_mcontext.rbx;  in SetFromUcontext()
120   regs_[X86_64_REG_RDX] = ucontext->uc_mcontext.rdx;  in SetFromUcontext()
121   regs_[X86_64_REG_RAX] = ucontext->uc_mcontext.rax;  in SetFromUcontext()
122   regs_[X86_64_REG_RCX] = ucontext->uc_mcontext.rcx;  in SetFromUcontext()
123   regs_[X86_64_REG_RSP] = ucontext->uc_mcontext.rsp;  in SetFromUcontext()
124   regs_[X86_64_REG_RIP] = ucontext->uc_mcontext.rip;  in SetFromUcontext()
156   if (!process_memory->ReadFully(regs_[X86_64_REG_SP] + 0x28, &x86_64_ucontext.uc_mcontext,  in StepIfSignalHandler()