| 0x00-0x0F | 0x10-0x1F | 0x20-0x2F | 0x30-0x3F | Go Back |
| 0x40-0x4F | 0x50-0x5F | 0x60-0x6F | 0x70-0x7F | |
| 0x80-0x8F | 0x90-0x9F | 0xA0-0xAF | 0xB0-0xBF | |
| 0xC0-0xCF | 0xD0-0xDF | 0xE0-0xEF | 0xF0-0xFF |
Double operand instructions are not supported by MacVAX.
| Opcode | Instruction | Operands |
|---|---|---|
| 0x40 | addf2 | R.F,M.F |
| 0x41 | addf3 | R.F,R.F,W.F |
| 0x42 | subf2 | R.F,M.F |
| 0x43 | subf3 | R.F,R.F,W.F |
| 0x44 | mulf2 | R.F,M.F |
| 0x45 | mulf3 | R.F,R.F,W.F |
| 0x46 | divf2 | R.F,M.F |
| 0x47 | divf3 | R.F,R.F,W.F |
| 0x48 | cvtfb | R.F,W.B |
| 0x49 | cvtfw | R.F,W.W |
| 0x4A | cvtfl | R.F,W.L |
| 0x4B | cvtrfl | R.F,W.L |
| 0x4C | cvtbf | R.B,W.B |
| 0x4D | cvtwf | R.W,W.F |
| 0x4E | cvtlf | R.L,W.F |
| 0x4F | acbf | R.F,R.F,M.F,B.W |