Set condition flags for predicate.
Sets the First (N), None (Z), !Last (C) condition flags based on the predicate source register, and the V flag to zero.
31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
0 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | Pg | 0 | Pn | 0 | 0 | 0 | 0 | 0 |
if !HaveSVE() then UNDEFINED; integer esize = 8; integer g = UInt(Pg); integer n = UInt(Pn);
<Pg> |
Is the name of the governing scalable predicate register, encoded in the "Pg" field. |
<Pn> |
Is the name of the source scalable predicate register, encoded in the "Pn" field. |
CheckSVEEnabled(); bits(PL) mask = P[g]; bits(PL) result = P[n]; PSTATE.<N,Z,C,V> = PredTest(mask, result, esize);
Release: 00rel5-manual
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