MADD

Operation

Adds the low product of two sources to the destination.

Assembler Syntax

MADD.{B|W|L|Q}(z) Rn(l), Rn(r), Rn(d)

Privilege

Unprivileged

Required CPUID flags

MADD

Repeat eligibility

REP eligible; REPcc observes dst

Multiplies the selected-width source values, adds the old destination value, and writes the low selected-width result. The instruction does not update flags.

2.75in

Encodings

MADD.{B|W|L|Q}(z) Rn(l), Rn(r), Rn(d)

Format: Instruction format for MADD.{B|W|L|Q}(z) Rn(l), Rn(r), Rn(d)