860 B
860 B
| Opcode | Instruction | Op/En | 64-Bit Mode | Compat/Leg Mode | Description |
|---|---|---|---|---|---|
| F6 /3 | NEG r/m8 | M | Valid | Valid | Two's complement negate r/m8. |
| REX + F6 /3 | NEG r/m8* | M | Valid | N.E. | Two's complement negate r/m8. |
| F7 /3 | NEG r/m16 | M | Valid | Valid | Two's complement negate r/m16. |
| F7 /3 | NEG r/m32 | M | Valid | Valid | Two's complement negate r/m32. |
| REX.W + F7 /3 | NEG r/m64 | M | Valid | N.E. | Two's complement negate r/m64. |
* In 64-bit mode, r/m8 can not be encoded to access the following byte registers if a REX prefix is used: AH, BH, CH, DH.