movmskps

Extract Packed Single-Precision Mask

MOVMSKPS r32, xmm

Extracts sign bits from four floats into low 4 bits of register.

Details

The Extract Packed Single-Precision Mask instruction extracts sign bits from four floats into low 4 bits of register.

Pseudocode Operation

// Extracts sign bits from four floats into low 4 bits of register

Example

MOVMSKPS eax, xmm0

Encoding

Binary Layout
0F
+0
50
+1
 
Format SSE
Opcode 0F 50
Extension SSE

Operands

  • dest
    Reg
  • src
    XMM