src/arch/riscv64/CodeGen.zig  | 146 ++++++++++++++++++++++++-----
 src/arch/riscv64/Encoding.zig | 160 +++++++++++++++++++++++++++-----
 src/arch/riscv64/Lower.zig    |  26 ++++++
 src/arch/riscv64/Mir.zig      |  36 ++++++-
 src/arch/riscv64/encoder.zig  |   8 +-
 src/codegen.zig               |   3 +-
 src/link/Elf/ZigObject.zig    |  18 ++--
 test/behavior/atomics.zig     |  16 ----
 8 files changed, 342 insertions(+), 71 deletions(-)