qadd8

Saturating Add 8

QADD8<c> <Rd>, <Rn>, <Rm>

Parallel saturating add of 4 signed bytes.

Details

The Saturating Add 8 instruction parallel saturating add of 4 signed bytes.

Pseudocode Operation

Rd ← Rn + Rm
// Flags affected: N, Z, C, V

Example

QADD8 r0, r1, r2

Encoding

Binary Layout
cond
01100010
Rn
Rd
1111
1001
Rm
 
Format SIMD Integer
Opcode 0x06200F90
Extension A32 (DSP)

Operands

  • Rd
    Destination general-purpose register
  • Rn
    First source / base general-purpose register
  • Rm
    Second source / offset general-purpose register