You copied the Doc URL to your clipboard.

ARM Compiler armasm User Guide : DUP (vector, general)

DUP (vector, general)

Duplicate general-purpose register to vector.

Syntax

DUP Vd.T, Rn

Where:

Vd

Is the name of the SIMD and FP destination register.

T

Is an arrangement specifier, and can be one of the values shown in Usage.

R

Is the width specifier for the general-purpose source register, and can be either W or X.

n

Is the number [0-30] of the general-purpose source register or ZR (31).

Usage

The following table shows the valid specifier combinations:

Table 20-5 DUP (Vector) specifier combinations

T R
8B W
16B W
4H W
8H W
2S W
4S W
2D X
Was this page helpful? Yes No