WRFFR

Write the first-fault register.

Read the source predicate and place in the first-fault register (FFR). This instruction is intended to restore a saved FFR and is not recommended for general use by applications.

313029282726252423222120191817161514131211109876543210
00100101001010001001000Pn00000

SVE

WRFFR <Pn>.B

integer n = UInt(Pn);

Assembler Symbols

<Pn>

Is the name of the source scalable predicate register, encoded in the "Pn" field.

Operation

CheckSVEEnabled(); bits(PL) operand = P[n]; FFR[] = operand;


Release: 00rel4.1-manual

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