src/arch/x86_64/CodeGen.zig | 424 +++++++++++++++-----
 src/arch/x86_64/Isel.zig    | 671 ++++++++++++++------------------
 src/arch/x86_64/Mir.zig     |   1 +
 test/behavior.zig           | 394 +++++++++----------
 test/stage2/x86_64.zig      |  23 ++
 5 files changed, 850 insertions(+), 663 deletions(-)