| OP Code (Hexidecimal) | Operation1 | Description | Gas |
|---|---|---|---|
| 0x10 | LT 2 1 | Less-than comparison | 3 |
| 0x11 | GT 2 1 | Greater-than comparison | 3 |
| 0x12 | SLT 2 1 | Signed less-than comparison | 3 |
| 0x13 | SGT 2 1 | Signed greater-than comparison | 3 |
| 0x14 | EQ 2 1 | Equality comparison | 3 |
| 0x15 | ISZERO 1 1 | Simple not operator | 3 |
| 0x16 | AND 2 1 | Bitwise AND operation | 3 |
| 0x17 | OR 2 1 | Bitwise OR operation | 3 |
| 0x18 | XOR 2 1 | Bitwise XOR operation | 3 |
| 0x19 | NOT 1 1 | Bitwise NOT operation | 3 |
| 0x1a | BYTE 2 1 | Retrieve single byte from word | 3 |
| 0x1b | SHL 2 1 | Left shift operation | 3 |
| 0x1c | SHR 2 1 | Logical right shift operation | 3 |
| 0x1d | SAR 2 1 | Arithmetic (signed) right shift operation | 3 |
Footnotes
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(Mnemonic, Stack items placed, Stack items removed) ↩