src/arch/x86_64/CodeGen.zig   | 80 ++++++++++++++++++++++++++++++--
 src/arch/x86_64/Encoding.zig  |  6 ++-
 src/arch/x86_64/Mir.zig       | 11 +++++
 src/arch/x86_64/encodings.zig | 69 +++++++++++++++++++++++++++
 4 files changed, 160 insertions(+), 6 deletions(-)