A floating-point instruction takes one or more of the following operands:
| Operand | Description |
| address | A symbolic expression whose effective value is used as an address. |
| $d_reg | Destination register. A floating-point register that receives a value as a result of an operation. |
| $d_reg/$s_reg | One floating-point register that is used as both a source register and a destination register. |
| label | A label that identifies a location in a program. |
| $s_reg, $s_reg1, $s_reg2 | Source registers. Floating-point registers whose contents are to be used in an operation. |
| val_expr | An expression whose value is a floating-point constant. |