cmpss

Compare Scalar Single-Precision

CMPSS xmm1, xmm2/m32, imm8

Compares low single-precision values and returns mask.

Details

The Compare Scalar Single-Precision instruction compares low single-precision values and returns mask.

Pseudocode Operation

// Flags <- DEST - SRC (result discarded)
// Flags affected: OF, SF, ZF, AF, CF, PF

Example

CMPSS xmm1, xmm2/m32, 3

Encoding

Binary Layout
F3
+0
0F
+1
C2
+2
 
Format SSE
Opcode F3 0F C2
Extension SSE

Operands

  • dest
    128-bit XMM SIMD register
  • src1
    128-bit XMM SIMD register or Memory operand
  • src2
    8-bit signed immediate