#include <stdio.h> int main() { int i; for(i=0; i < 10; i++) { puts("Hello, world!\n"); } return 0; }
objdump -M firstprog | grep -A15 main.: > main_dump_att.txt
000000000040052d <main>: 40052d: 55 push %rbp 40052e: 48 89 e5 mov %rsp,%rbp 400531: 48 83 ec 10 sub $0x10,%rsp 400535: c7 45 fc 00 00 00 00 movl $0x0,-0x4(%rbp) 40053c: eb 0e jmp 40054c <main+0x1f> 40053e: bf e4 05 40 00 mov $0x4005e4,%edi 400543: e8 c8 fe ff ff callq 400410 <puts@plt> 400548: 83 45 fc 01 addl $0x1,-0x4(%rbp) 40054c: 83 7d fc 09 cmpl $0x9,-0x4(%rbp) 400550: 7e ec jle 40053e <main+0x11> 400552: b8 00 00 00 00 mov $0x0,%eax 400557: c9 leaveq 400558: c3 retq 400559: 0f 1f 80 00 00 00 00 nopl 0x0(%rax)
objdump -M intel -D firstprog | grep -A15 main.: > main_dump_intel.txt
000000000040052d <main>: 40052d: 55 push rbp 40052e: 48 89 e5 mov rbp,rsp 400531: 48 83 ec 10 sub rsp,0x10 400535: c7 45 fc 00 00 00 00 mov DWORD PTR [rbp-0x4],0x0 40053c: eb 0e jmp 40054c <main+0x1f> 40053e: bf e4 05 40 00 mov edi,0x4005e4 400543: e8 c8 fe ff ff call 400410 <puts@plt> 400548: 83 45 fc 01 add DWORD PTR [rbp-0x4],0x1 40054c: 83 7d fc 09 cmp DWORD PTR [rbp-0x4],0x9 400550: 7e ec jle 40053e <main+0x11> 400552: b8 00 00 00 00 mov eax,0x0 400557: c9 leave 400558: c3 ret 400559: 0f 1f 80 00 00 00 00 nop DWORD PTR [rax+0x0]