Jan Philipp Hafer c56663dee8 compiler_rt: add __negsi2, __negdi2, __negti2
- use negXi2.zig to prevent confusion with negXf2.zig
- used for size optimized builds and machines without carry instruction
- tests: special cases 0, -INT_MIN
  * use divTrunc range and shift with constant offsets

See #1290
2021-12-14 14:14:31 -08:00
..
2021-04-12 09:31:45 +02:00