VSLIDE1UP.VX

Vector Slide One Element Up

VSLIDE1UP.VX vd, vs2, rs1, vm

Moves elements up by 1, injecting scalar into index 0.

Details

Slides vector elements up by the specified offset, filling vacated positions with zero or the value from vs1[0].

Pseudocode Operation

vd[0] = rs1; vd[i] = vs2[i-1];

Example

VSLIDE1UP.VX v1, v4, a0, v0.t

Encoding

Binary Layout
001110
31:26
vm
25
vs2
24:20
rs1
19:15
110
14:12
vd
11:7
1010111
6:0
 
Format OPIVX
Opcode 0x57
Extension V

Operands

  • vd
    Destination vector register
  • vs2
    Src Vec
  • rs1
    Scalar