Always build in 32 bit mode.
Get printf! ready for kernel use.
Implement precision for string printing.
printfN_ delenda est.
Speed up liveness by a lot by eliminating a clone.
Update to compile under latest rust
Fix warnings from latest rustc
Fix unit tests
Don't run full liveness to collect the variables we need in ir cross.
Refactor how OpInfo is created
Change a print_uint to a print_int in a test where we expect a negative output
Start the stack later.
Link in printf, add a test for printf. Doesn't work on asm+sim.
Include stdlib.h even in FREESTANDING
Fix labels in the dummy scheduler.
Add ABI machinery to extern fns