smmla

Signed Most Significant Word Multiply Accumulate

SMMLA{R}<c> <Rd>, <Rn>, <Rm>, <Ra>

SMMUL + Accumulate.

Details

The Signed Most Significant Word Multiply Accumulate instruction sMMUL + Accumulate.

Pseudocode Operation

// SMMUL + Accumulate

Example

SMMLA r0, r1, r2, r5

Encoding

Binary Layout
cond
01110101
Rn
Rd
Ra
0001
Rm
 
Format Multiply
Opcode 0x07500010
Extension A32 (DSP)

Operands

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