vrsqrte

Vector Reciprocal Square Root Estimate

VRSQRTE<c>.<dt> <Qd>, <Qm>

Estimates reciprocal square root (1/sqrt(x)).

Details

The Vector Reciprocal Square Root Estimate instruction estimates reciprocal square root (1/sqrt(x)).

Pseudocode Operation

// Estimates reciprocal square root (1/sqrt(x))

Example

VRSQRTE.dt q0, q2

Encoding

Binary Layout
11110011
1
D
11
sz
10
Vd
00100
Q
M
1
Vm
 
Format NEON 2-Reg
Opcode 0xF3B00480
Extension NEON (SIMD)

Operands

  • Qd
    Destination 128-bit SIMD register
  • Qm
    Second source 128-bit SIMD register