VID.V

Vector Element Index

VID.V vd, vm

Writes the element index (0, 1, 2...) to the destination.

Encoding

Binary Layout

010100

31:26

vm

25

0000010001010

24:12

vd

11:7

1010111

6:0

 

Format OPMVV

Opcode 0x5008A057

Extension V

Operands

• vd
  Destination vector register

Example

VID.V v1, v0.t

Related

More in V

Reference

View in RISC-V Unprivileged ISA Specification ↗ RISC-V ISA Manual

Description

Writes the element index (0, 1, 2, …, vl-1) to each active element of vd.

Operation

foreach(i < vl): vd[i] = i;