lib/std/zig/Zoir.zig  |  25 +++
 src/Compilation.zig   |  46 ++++-
 src/Sema.zig          |   6 -
 src/Sema/LowerZon.zig |   2 -
 src/Zcu.zig           | 183 ++++++++++++++++++
 src/Zcu/PerThread.zig | 330 +++++++++++++++-----------------
 6 files changed, 405 insertions(+), 187 deletions(-)