src/arch/x86_64/CodeGen.zig          | 357 ++++++++++++++++++++++----------
 src/arch/x86_64/Encoding.zig         |  18 +-
 src/arch/x86_64/Mir.zig              |  12 ++
 src/arch/x86_64/encodings.zig        |  75 ++++++-
 src/type.zig                         |  12 +-
 test/behavior/floatop.zig            |   1 -
 test/behavior/math.zig               |   1 -
 test/behavior/translate_c_macros.zig |   1 -
 8 files changed, 359 insertions(+), 118 deletions(-)