add fp, sp, #4 10404: e59f0014 ldr r0, [pc, #20] ; 10420 <main+0x24> 10408: ebffffb3 bl 102dc <puts@plt> 1040c: e3a03000 mov r3, #0 10410: e1a00003 mov r0, r3 10414: e24bd004 sub sp, fp, #4 10418: e8bd4800 pop {fp, lr} 1041c: e12fff1e bx lr 10420: 00010494 .word 0x00010494 $ arm-linux-gnueabi-gcc -march=armv7-a hello.c -o hello ARM