1.text 2 .align 2 3 .globl _main 4_main: 5#if defined(__x86_64__) 6 pushq $0 7 mov %rsp, %rbp 8 andq $0xfffffffffffffff0, %rsp 9 movl $42, %edi 10 movl $0x2000001, %eax 11 movl $0, %ecx 12 movq %rcx, %r10 13 syscall 14 jmp 1f 151: 16 hlt 17 nop 18 nop 19 nop 20 nop 21#elif defined(__i386__) 22 pushl $0 23 mov %esp, %ebp 24 andl $0xfffffff0, %esp 25 subl $12, %esp 26 pushl $42 27 mov $0x40001, %eax 28 call _sysenter_trap 29 jmp 1f 301: 31 hlt 32 nop 33 nop 34 nop 35 nop 36_sysenter_trap: 37 pop %edx 38 mov %esp, %ecx 39 sysenter 40 nop 41#else 42#error Unsupported architecture 43#endif 44