Synopsis
unsigned
__rev
(
unsigned
val
);
Description
__rev
inserts a REV instruction.
__rev
returns the equivalent of
res[0] = val[3]
res[1] = val[2]
res[2] = val[1]
res[3] = val[0]
where [0] is the lower 8 bits and [3] is the upper 8 bits.