fcmp

Floating-Point Compare (Scalar)

FCMP <Hn|Sn|Dn>, <Hm|Sm|Dm|#0.0>

Compares two floating-point values and updates process flags (NZCV).

Details

The Floating-Point Compare instruction compares two floating-point values and updates process flags (NZCV).

Pseudocode Operation

// Compares two floating-point values and updates process flags (NZCV)

Example

FCMP Dn, Dm|#0.0

Encoding

Binary Layout
00011110
type
001000
Rm
001000
Rn
00000
 
Format FP Compare
Opcode 0x1E202000
Extension Floating Point

Operands

  • Vn
    First source SIMD/FP vector register
  • Vm
    Second source SIMD/FP vector register