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Add MOVE opcode #158

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May 5, 2021
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Add MOVE opcode #158

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16 changes: 16 additions & 0 deletions specs/vm/opcodes.md
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Expand Up @@ -343,6 +343,22 @@ If `imm == 0`, both `$rA` and `$of` are cleared and `$err` is set to `true`.

Otherwise, `$of` and `$err` are cleared.

### MOVE: Move

| | |
|-------------|------------------------------------|
| Description | Copy from one register to another. |
| Operation | ```$rA = $rB;``` |
| Syntax | `move $rA, $rB` |
| Encoding | `0x00 rA rB - -` |
| Notes | |

Panic if:

- `$rA` is a [reserved register](./main.md#semantics)

`$of` and `$err` are cleared.

### MUL: Multiply

| | |
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