vmulfp

Vector Multiply Floating-Point

vmulfp vD, vA, vB

Multiplies four single-precision floats (Classic VMX).

Details

Multiplies four single-precision floating-point elements from vA by the corresponding elements in vB, storing the IEEE 754 results in vD. No condition flags are set by this instruction. This is a Classic VMX (AltiVec) floating-point operation.

Pseudocode Operation

for i in 0 to 3 do
  vD[i] ← vA[i] × vB[i]  (IEEE 754 single precision)
endfor

Example

vmulfp vd, va, vb

Encoding

Binary Layout
4
0
vD
6
vA
11
vB
16
74
21
 
Format VA-form
Opcode 0x1000004A
Extension VMX (AltiVec)

Operands

  • vD
    Target
  • vA
    Src A
  • vB
    Src B