src/arch/x86_64/CodeGen.zig |  56 ++++++------
 src/arch/x86_64/Isel.zig    | 157 ++++++++++++++++----------------
 src/arch/x86_64/Mir.zig     |   6 +-
 test/stage2/x86_64.zig      |  30 ++++++
 4 files changed, 142 insertions(+), 107 deletions(-)