1# Check illegal 64bit INVPCID instructions 2 .text 3_start: 4 invvpid (%rcx), %bx 5 invvpid (%rcx), %ebx 6 invvpid %rbx, (%rcx) 7 invvpid %rbx, %rcx 8 9 .intel_syntax noprefix 10 invvpid bx, [rcx] 11 invvpid ebx, [rcx] 12 invvpid [rcx], rbx 13 invvpid rcx, rbx 14