clastb

SVE Conditional Last Element Before

CLASTB <Rdn>, <Pg>, <Rdn>, <Zm>.<T>

Extracts the last active element.

Details

The SVE Conditional Last Element Before instruction extracts the last active element.

Pseudocode Operation

// Extracts the last active element

Example

CLASTB r0, p0/m, r0, z2.s.T

Encoding

Binary Layout
00000101
sz
10100
1
Pg
Zm
Rdn
 
Format SVE Extract
Opcode 0x05A08000
Extension SVE

Operands

  • Rdn
    Dest/Fallback
  • Pg
    Predicate
  • Zm
    Vector