=> 0x45a928: mov 0x8(%rax),%r12 0x45a92c: mov %r12,%rdi 0x45a92f: callq 0x41c280 0x45a934: test %rax,%rax 0x45a937: movq $0x0,0x28(%rsp) 0x45a940: je 0x45a954 0x45a942: mov %eax,%esi 0x45a944: mov %r12,%rdi 0x45a947: sub %r12d,%esi 0x45a94a: callq 0x45fe20 0x45a94f: mov %rax,0x28(%rsp) 0x45a954: mov 0x208(%rbx),%rdi 0x45a95b: mov 0x28(%rsp),%rsi 0x45a960: xor %edx,%edx 0x45a962: xor %eax,%eax 0x45a964: callq 0x45fc50