def conv_perf(self, performance):
        """Convert performance (FLOP/s) to other units, such as It/s or cy/CL."""
        clock = self.machine['clock']
        flops_per_it = sum(self.kernel._flops.values())
        it_s = performance/flops_per_it
        it_s.unit = 'It/s'
        element_size = self.kernel.datatypes_size[self.kernel.datatype]
        elements_per_cacheline = int(float(self.machine['cacheline size'])) / element_size
        cy_cl = clock/it_s*elements_per_cacheline
        cy_cl.unit = 'cy/CL'
        cy_it = clock/it_s
        cy_it.unit = 'cy/It'

        return {'It/s': it_s,
                'cy/CL': cy_cl,
                'cy/It': cy_it,
                'FLOP/s': performance}
Convert performance (FLOP/s) to other units, such as It/s or cy/CL.