#objdump: -dwMintel #name: i386 RdRnd (Intel disassembly) #source: rdrnd.s .*: +file format .* Disassembly of section .text: 0+ : [ ]*[a-f0-9]+: 66 0f c7 f3 rdrand bx [ ]*[a-f0-9]+: 0f c7 f3 rdrand ebx [ ]*[a-f0-9]+: 66 0f c7 f3 rdrand bx [ ]*[a-f0-9]+: 0f c7 f3 rdrand ebx #pass