src/arch/x86_64/CodeGen.zig   | 320 ++++++++++++++++++++------------
 src/arch/x86_64/Emit.zig      |   4 +
 src/arch/x86_64/Encoding.zig  |   2 +-
 src/arch/x86_64/Mir.zig       |   8 +
 src/arch/x86_64/encodings.zig |  28 +++
 src/codegen.zig               |   5 +-
 test/behavior/bugs/12984.zig  |   1 -
 test/behavior/bugs/13785.zig  |   1 -
 test/behavior/call.zig        |   1 -
 test/behavior/cast.zig        |   1 -
 test/behavior/error.zig       |   1 -
 test/behavior/if.zig          |   1 -
 test/behavior/null.zig        |   2 -
 test/behavior/optional.zig    |   7 -
 test/behavior/ptrcast.zig     |   1 -
 test/behavior/struct.zig      |   3 -
 test/behavior/tuple.zig       |   4 -
 test/behavior/union.zig       |   1 -
 test/behavior/while.zig       |   1 -
 19 files changed, 243 insertions(+), 149 deletions(-)