FCVTUS

Operation

Converts between S and unsigned B/W/L/Q integers.

Assembler Syntax

FCVTUS.{B|W|L|Q}(z) Fn(s), Rn(d)

FCVTUS.{B|W|L|Q}(z) Rn(s), Fn(d)

FCVTUS.{B|W|L|Q}(z) <ea>(e), Fn(d)

FCVTUS.{B|W|L|Q}(z) Fn(s), <ea>(e)

Privilege

Unprivileged

Required CPUID flags

FP

Repeat eligibility

REP eligible

Converts between S in an Fn operand and an unsigned integer of the suffix width in an Rn or memory operand. Integer-to-S conversion uses FSTATUS.RM; S-to-integer conversion truncates toward zero.

2.75in

Encodings

FCVTUS.{B|W|L|Q}(z) Fn(s), Rn(d)

Format: Instruction format for FCVTUS.{B|W|L|Q}(z) Fn(s), Rn(d)

2.75in FCVTUS.{B|W|L|Q}(z) Rn(s), Fn(d)

Format: Instruction format for FCVTUS.{B|W|L|Q}(z) Rn(s), Fn(d)

2.75in FCVTUS.{B|W|L|Q}(z) <ea>(e), Fn(d)

Format: Instruction format for FCVTUS.{B|W|L|Q}(z) <ea>(e), Fn(d)

2.75in FCVTUS.{B|W|L|Q}(z) Fn(s), <ea>(e)

Format: Instruction format for FCVTUS.{B|W|L|Q}(z) Fn(s), <ea>(e)

dst — excluded: immediate [invalid_destination]