From: Junyan He <junyan...@linux.intel.com> We use the macro: r0 = 0, r6 = a, r7 = b, r1 = 1
math.eo.f0.0 (4) r8.acc2 r6.noacc r7.noacc 0xE (-f0.0) if madm (4) r9.acc3 r0.noacc r6.noacc r8.acc2 // Step(1), q0=a*y0 madm (4) r10.acc4 r1.noacc -r7.noacc r8.acc2 // Step(2), e0=(1-b*y0) madm (4) r11.acc5 r6.noacc -r7.noacc r9.acc3 // Step(3), r0=a-b*q0 madm (4) r12.acc6 r8.acc2 r10.acc4 r8.acc2 // Step(4), y1=y0+e0*y0 madm (4) r13.acc7 r1.noacc -r7.noacc r12.acc6 // Step(5), e1=(1-b*y1) madm (4) r8.acc8 r8.acc2 r10.acc4 r12.acc6 // Step(6), y2=y0+e0*y1 madm (4) r9.acc9 r9.acc3 r11.acc5 r12.acc6 // Step(7), q1=q0+r0*y1 madm (4) r12.acc2 r12.acc6 r8.acc8 r13.acc7 // Step(8), y3=y1+e1*y2 madm (4) r11.acc3 r6.noacc -r7.noacc r9.acc9 // Step(9), r1=a-b*q1 madm (4) r8.noacc r9.acc9 r11.acc3 r12.acc2 // Step(10), q=q1+r1*y3 endif to implement hi precision double division on BDW. Signed-off-by: Junyan He <junyan...@linux.intel.com> --- _______________________________________________ Beignet mailing list Beignet@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/beignet