Re: minerd - CPU and GPU mining software

This small mod to the poclbm OpenCL kernel gives about 3% more performance if BFI_INT is used:
https://forum.bitcoin.org/index.php?topic=22965.0;topicseen

Quote

#define Ma(x, y, z) amd_bytealign((y), (x | z), (z & x))
and change it to this line
#define Ma(x, y, z) amd_bytealign( (z^x), (y), (x) )

For some reason that's greatly increased my reject rate.