#source: ./revw.s #objdump: -dr .*: file format .* Disassembly of section \.text: 00000000 <\.text>: 0: fd 65 00 revw r0, r0 3: fd 65 0f revw r0, r15 6: fd 65 f0 revw r15, r0 9: fd 65 ff revw r15, r15