src/arch/x86_64/CodeGen.zig | 261 +++++++++++++++++++++++++++++--- src/arch/x86_64/Encoding.zig | 23 +-- src/arch/x86_64/Lower.zig | 22 +++ src/arch/x86_64/Mir.zig | 44 ++++++ src/arch/x86_64/encodings.zig | 20 +++ test/behavior/floatop.zig | 22 +-- test/behavior/muladd.zig | 8 +- 7 files changed, 354 insertions(+), 46 deletions(-)