Fixup up formatting. Fix comments. Aarch64: don't use variable r when hi can be used. ARM 32-bit: Add a version that uses udiv - not available on all chips and can be slower anyway.
Fixup up formatting. Fix comments. Aarch64: don't use variable r when hi can be used. ARM 32-bit: Add a version that uses udiv - not available on all chips and can be slower anyway.