fcmp

Floating-point Compare (Double)

FCMP <Dn>, <Dm>

Compares two double-precision registers and updates NZCV flags.

Details

The Floating-point Compare instruction compares two double-precision registers and updates NZCV flags.

Pseudocode Operation

// Compares two double-precision registers and updates NZCV flags

Example

FCMP d1, d2

Encoding

Binary Layout
00011110
011
Rm
001000
Rn
00000
 
Format Float Compare
Opcode 0x1E602000
Extension F.P.

Operands

  • Dn
    First source 64-bit SIMD/FP register
  • Dm
    Second source 64-bit SIMD/FP register