Commit Graph

1 Commits

Author SHA1 Message Date
Ben Shi 70a66c08fc [compiler-rt][builtins] Add helper functions for uint16/sint16/uint8/sint8 div and mod
__udivmodhi4 : uint16 div and mod
__udivmodqi4 : uint8 div and mod
__divmodhi4  : sint16 div and mod
__divmodqi4  : sint8 div and mod

The above helper functions in libgcc have special ABI as described at
https://gcc.gnu.org/wiki/avr-gcc#Exceptions_to_the_Calling_Convention .

Reviewed By: aykevl

Differential Revision: https://reviews.llvm.org/D124600
2022-05-05 23:29:14 +00:00