> ## Documentation Index > Fetch the complete documentation index at: https://voltaire.tevm.sh/llms.txt > Use this file to discover all available pages before exploring further. # primitives/Opcode > Auto-generated API documentation [**@tevm/voltaire**](../index.mdx) *** [@tevm/voltaire](../index.mdx) / primitives/Opcode # primitives/Opcode ## Type Aliases ### BrandedOpcode > **BrandedOpcode** = `number` & `object` Defined in: [src/primitives/Opcode/OpcodeType.ts:6](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/OpcodeType.ts#L6) Branded type for EVM opcodes (number 0x00-0xFF) #### Type Declaration ##### \[brand] > `readonly` **\[brand]**: `"Opcode"` *** ### Info > **Info** = `object` Defined in: [src/primitives/Opcode/OpcodeType.ts:23](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/OpcodeType.ts#L23) Opcode metadata structure #### Properties ##### gasCost > **gasCost**: `number` Defined in: [src/primitives/Opcode/OpcodeType.ts:25](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/OpcodeType.ts#L25) Base gas cost (may be dynamic at runtime) ##### name > **name**: `string` Defined in: [src/primitives/Opcode/OpcodeType.ts:31](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/OpcodeType.ts#L31) Opcode name ##### stackInputs > **stackInputs**: `number` Defined in: [src/primitives/Opcode/OpcodeType.ts:27](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/OpcodeType.ts#L27) Number of stack items consumed ##### stackOutputs > **stackOutputs**: `number` Defined in: [src/primitives/Opcode/OpcodeType.ts:29](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/OpcodeType.ts#L29) Number of stack items produced *** ### Instruction > **Instruction** = `object` Defined in: [src/primitives/Opcode/OpcodeType.ts:11](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/OpcodeType.ts#L11) Instruction with opcode and optional immediate data #### Properties ##### immediate? > `optional` **immediate**: `Uint8Array` Defined in: [src/primitives/Opcode/OpcodeType.ts:17](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/OpcodeType.ts#L17) Immediate data for PUSH operations ##### offset > **offset**: `number` Defined in: [src/primitives/Opcode/OpcodeType.ts:13](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/OpcodeType.ts#L13) Program counter offset ##### opcode > **opcode**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/OpcodeType.ts:15](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/OpcodeType.ts#L15) The opcode ## Variables ### ADD > `const` **ADD**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:10](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L10) *** ### ADDMOD > `const` **ADDMOD**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:17](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L17) *** ### ADDRESS > `const` **ADDRESS**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:52](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L52) *** ### AND > `const` **AND**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:37](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L37) *** ### AUTH > `const` **AUTH**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:312](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L312) *** ### AUTHCALL > `const` **AUTHCALL**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:313](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L313) *** ### BALANCE > `const` **BALANCE**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:55](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L55) *** ### BASEFEE > `const` **BASEFEE**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:121](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L121) *** ### BLOBBASEFEE > `const` **BLOBBASEFEE**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:127](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L127) *** ### BLOBHASH > `const` **BLOBHASH**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:124](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L124) *** ### BLOCKHASH > `const` **BLOCKHASH**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:97](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L97) *** ### BrandedOpcode > `const` **BrandedOpcode**: `object` Defined in: [src/primitives/Opcode/Opcode.js:164](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/Opcode.js#L164) #### Type Declaration ##### ADD > **ADD**: [`BrandedOpcode`](#brandedopcode) ##### ADDMOD > **ADDMOD**: [`BrandedOpcode`](#brandedopcode) ##### ADDRESS > **ADDRESS**: [`BrandedOpcode`](#brandedopcode) ##### AND > **AND**: [`BrandedOpcode`](#brandedopcode) ##### AUTH > **AUTH**: [`BrandedOpcode`](#brandedopcode) ##### AUTHCALL > **AUTHCALL**: [`BrandedOpcode`](#brandedopcode) ##### BALANCE > **BALANCE**: [`BrandedOpcode`](#brandedopcode) ##### BASEFEE > **BASEFEE**: [`BrandedOpcode`](#brandedopcode) ##### BLOBBASEFEE > **BLOBBASEFEE**: [`BrandedOpcode`](#brandedopcode) ##### BLOBHASH > **BLOBHASH**: [`BrandedOpcode`](#brandedopcode) ##### BLOCKHASH > **BLOCKHASH**: [`BrandedOpcode`](#brandedopcode) ##### BYTE > **BYTE**: [`BrandedOpcode`](#brandedopcode) ##### CALL > **CALL**: [`BrandedOpcode`](#brandedopcode) ##### CALLCODE > **CALLCODE**: [`BrandedOpcode`](#brandedopcode) ##### CALLDATACOPY > **CALLDATACOPY**: [`BrandedOpcode`](#brandedopcode) ##### CALLDATALOAD > **CALLDATALOAD**: [`BrandedOpcode`](#brandedopcode) ##### CALLDATASIZE > **CALLDATASIZE**: [`BrandedOpcode`](#brandedopcode) ##### CALLER > **CALLER**: [`BrandedOpcode`](#brandedopcode) ##### CALLVALUE > **CALLVALUE**: [`BrandedOpcode`](#brandedopcode) ##### CHAINID > **CHAINID**: [`BrandedOpcode`](#brandedopcode) ##### CODECOPY > **CODECOPY**: [`BrandedOpcode`](#brandedopcode) ##### CODESIZE > **CODESIZE**: [`BrandedOpcode`](#brandedopcode) ##### COINBASE > **COINBASE**: [`BrandedOpcode`](#brandedopcode) ##### CREATE > **CREATE**: [`BrandedOpcode`](#brandedopcode) ##### CREATE2 > **CREATE2**: [`BrandedOpcode`](#brandedopcode) ##### DELEGATECALL > **DELEGATECALL**: [`BrandedOpcode`](#brandedopcode) ##### DIFFICULTY > **DIFFICULTY**: [`BrandedOpcode`](#brandedopcode) ##### disassemble() > **disassemble**: (`bytecode`) => `string`\[] Disassemble bytecode to human-readable strings ###### Parameters ###### bytecode `Uint8Array`\<`ArrayBufferLike`> Raw bytecode bytes ###### Returns `string`\[] Array of formatted instruction strings ###### Example ```typescript theme={null} const bytecode = new Uint8Array([0x60, 0x01, 0x60, 0x02, 0x01]); const asm = Opcode.disassemble(bytecode); // [ // "0x0000: PUSH1 0x01", // "0x0002: PUSH1 0x02", // "0x0004: ADD" // ] ``` ##### DIV > **DIV**: [`BrandedOpcode`](#brandedopcode) ##### DUP1 > **DUP1**: [`BrandedOpcode`](#brandedopcode) ##### DUP10 > **DUP10**: [`BrandedOpcode`](#brandedopcode) ##### DUP11 > **DUP11**: [`BrandedOpcode`](#brandedopcode) ##### DUP12 > **DUP12**: [`BrandedOpcode`](#brandedopcode) ##### DUP13 > **DUP13**: [`BrandedOpcode`](#brandedopcode) ##### DUP14 > **DUP14**: [`BrandedOpcode`](#brandedopcode) ##### DUP15 > **DUP15**: [`BrandedOpcode`](#brandedopcode) ##### DUP16 > **DUP16**: [`BrandedOpcode`](#brandedopcode) ##### DUP2 > **DUP2**: [`BrandedOpcode`](#brandedopcode) ##### DUP3 > **DUP3**: [`BrandedOpcode`](#brandedopcode) ##### DUP4 > **DUP4**: [`BrandedOpcode`](#brandedopcode) ##### DUP5 > **DUP5**: [`BrandedOpcode`](#brandedopcode) ##### DUP6 > **DUP6**: [`BrandedOpcode`](#brandedopcode) ##### DUP7 > **DUP7**: [`BrandedOpcode`](#brandedopcode) ##### DUP8 > **DUP8**: [`BrandedOpcode`](#brandedopcode) ##### DUP9 > **DUP9**: [`BrandedOpcode`](#brandedopcode) ##### dupPosition() > **dupPosition**: (`opcode`) => `number` | `undefined` Get position for DUP instruction ###### Parameters ###### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query ###### Returns `number` | `undefined` Stack position (1-16), or undefined if not a DUP ###### Example ```typescript theme={null} Opcode.dupPosition(Opcode.DUP1); // 1 Opcode.dupPosition(Opcode.DUP16); // 16 Opcode.dupPosition(Opcode.ADD); // undefined ``` ##### EQ > **EQ**: [`BrandedOpcode`](#brandedopcode) ##### EXP > **EXP**: [`BrandedOpcode`](#brandedopcode) ##### EXTCODECOPY > **EXTCODECOPY**: [`BrandedOpcode`](#brandedopcode) ##### EXTCODEHASH > **EXTCODEHASH**: [`BrandedOpcode`](#brandedopcode) ##### EXTCODESIZE > **EXTCODESIZE**: [`BrandedOpcode`](#brandedopcode) ##### format() > **format**: (`instruction`) => `string` Format instruction to human-readable string ###### Parameters ###### instruction [`Instruction`](#instruction) Instruction to format ###### Returns `string` Human-readable string ###### Example ```typescript theme={null} const inst = { offset: 0, opcode: Opcode.PUSH1, immediate: new Uint8Array([0x42]) }; Opcode.format(inst); // "0x0000: PUSH1 0x42" ``` ##### GAS > **GAS**: [`BrandedOpcode`](#brandedopcode) ##### GASLIMIT > **GASLIMIT**: [`BrandedOpcode`](#brandedopcode) ##### GASPRICE > **GASPRICE**: [`BrandedOpcode`](#brandedopcode) ##### getCategory() > **getCategory**: (`opcode`) => `string` Get opcode category ###### Parameters ###### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query ###### Returns `string` Category name ###### Example ```typescript theme={null} Opcode.getCategory(Opcode.ADD); // "arithmetic" Opcode.getCategory(Opcode.SSTORE); // "storage" Opcode.getCategory(Opcode.CALL); // "system" ``` ##### getDescription() > **getDescription**: (`opcode`) => `string` Get human-readable description of an opcode ###### Parameters ###### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query ###### Returns `string` Description or generated description for PUSH/DUP/SWAP ###### Example ```typescript theme={null} const desc = Opcode.getDescription(Opcode.ADD); // "Addition operation" const desc2 = Opcode.getDescription(Opcode.PUSH1); // "Place 1-byte item on stack" ``` ##### getGasCost() > **getGasCost**: (`opcode`) => `number` | `undefined` Get static gas cost for an opcode ###### Parameters ###### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query ###### Returns `number` | `undefined` Static gas cost or undefined if invalid ###### Example ```typescript theme={null} const gas = Opcode.getGasCost(Opcode.ADD); // 3 const gas2 = Opcode.getGasCost(Opcode.SSTORE); // 100 (base cost, may be higher at runtime) ``` ##### getName() > **getName**: (`opcode`) => `string` Get mnemonic name of an opcode (alias for name) ###### Parameters ###### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query ###### Returns `string` Opcode name or "UNKNOWN" if invalid ###### Example ```typescript theme={null} const name = Opcode.getName(Opcode.ADD); // "ADD" const name2 = Opcode.getName(0xFF); // "SELFDESTRUCT" ``` ##### getPushSize() > **getPushSize**: (`opcode`) => `number` Get PUSH data size in bytes ###### Parameters ###### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query ###### Returns `number` Push size (0 for PUSH0, 1-32 for PUSH1-PUSH32, 0 for non-PUSH) ###### Example ```typescript theme={null} Opcode.getPushSize(Opcode.PUSH0); // 0 Opcode.getPushSize(Opcode.PUSH1); // 1 Opcode.getPushSize(Opcode.PUSH32); // 32 Opcode.getPushSize(Opcode.ADD); // 0 ``` ##### getStackEffect() > **getStackEffect**: (`opcode`) => \{ `pop`: `number`; `push`: `number`; } | `undefined` Get stack effect for an opcode ###### Parameters ###### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query ###### Returns \{ `pop`: `number`; `push`: `number`; } | `undefined` Stack items consumed and produced ###### Example ```typescript theme={null} const effect = Opcode.getStackEffect(Opcode.ADD); // { pop: 2, push: 1 } const effect2 = Opcode.getStackEffect(Opcode.DUP1); // { pop: 1, push: 2 } ``` ##### getStackInput() > **getStackInput**: (`opcode`) => `number` | `undefined` Get number of stack items consumed by an opcode ###### Parameters ###### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query ###### Returns `number` | `undefined` Number of stack items consumed ###### Example ```typescript theme={null} const inputs = Opcode.getStackInput(Opcode.ADD); // 2 const inputs2 = Opcode.getStackInput(Opcode.PUSH1); // 0 ``` ##### getStackOutput() > **getStackOutput**: (`opcode`) => `number` | `undefined` Get number of stack items produced by an opcode ###### Parameters ###### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query ###### Returns `number` | `undefined` Number of stack items produced ###### Example ```typescript theme={null} const outputs = Opcode.getStackOutput(Opcode.ADD); // 1 const outputs2 = Opcode.getStackOutput(Opcode.PUSH1); // 1 ``` ##### GT > **GT**: [`BrandedOpcode`](#brandedopcode) ##### info() > **info**: (`opcode`) => [`Info`](#info) | `undefined` Get metadata for an opcode ###### Parameters ###### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query ###### Returns [`Info`](#info) | `undefined` Metadata with gas cost and stack requirements ###### Example ```typescript theme={null} const info = Opcode.info(Opcode.ADD); console.log(info?.name); // "ADD" console.log(info?.gasCost); // 3 ``` ##### INVALID > **INVALID**: [`BrandedOpcode`](#brandedopcode) ##### isDup() > **isDup**: (`opcode`) => `boolean` Check if opcode is a DUP instruction ###### Parameters ###### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check ###### Returns `boolean` True if DUP1-DUP16 ###### Example ```typescript theme={null} Opcode.isDup(Opcode.DUP1); // true Opcode.isDup(Opcode.ADD); // false ``` ##### isJump() > **isJump**: (`opcode`) => `boolean` Check if opcode is a jump ###### Parameters ###### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check ###### Returns `boolean` True if JUMP or JUMPI ###### Example ```typescript theme={null} Opcode.isJump(Opcode.JUMP); // true Opcode.isJump(Opcode.JUMPI); // true Opcode.isJump(Opcode.ADD); // false ``` ##### isJumpDestination() > **isJumpDestination**: (`opcode`) => `boolean` Check if opcode is JUMPDEST ###### Parameters ###### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check ###### Returns `boolean` True if JUMPDEST ###### Example ```typescript theme={null} Opcode.isJumpDestination(Opcode.JUMPDEST); // true Opcode.isJumpDestination(Opcode.JUMP); // false ``` ##### isLog() > **isLog**: (`opcode`) => `boolean` Check if opcode is a LOG instruction ###### Parameters ###### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check ###### Returns `boolean` True if LOG0-LOG4 ###### Example ```typescript theme={null} Opcode.isLog(Opcode.LOG1); // true Opcode.isLog(Opcode.ADD); // false ``` ##### isPush() > **isPush**: (`opcode`) => `boolean` Check if opcode is a PUSH instruction ###### Parameters ###### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check ###### Returns `boolean` True if PUSH0-PUSH32 ###### Example ```typescript theme={null} Opcode.isPush(Opcode.PUSH1); // true Opcode.isPush(Opcode.ADD); // false ``` ##### isSwap() > **isSwap**: (`opcode`) => `boolean` Check if opcode is a SWAP instruction ###### Parameters ###### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check ###### Returns `boolean` True if SWAP1-SWAP16 ###### Example ```typescript theme={null} Opcode.isSwap(Opcode.SWAP1); // true Opcode.isSwap(Opcode.ADD); // false ``` ##### isTerminating() > **isTerminating**: (`opcode`) => `boolean` Check if opcode terminates execution ###### Parameters ###### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check ###### Returns `boolean` True if STOP, RETURN, REVERT, INVALID, or SELFDESTRUCT ###### Example ```typescript theme={null} Opcode.isTerminating(Opcode.RETURN); // true Opcode.isTerminating(Opcode.ADD); // false ``` ##### isTerminator() > **isTerminator**: (`opcode`) => `boolean` Check if opcode terminates execution (alias for isTerminating) ###### Parameters ###### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check ###### Returns `boolean` True if STOP, RETURN, REVERT, INVALID, or SELFDESTRUCT ###### Example ```typescript theme={null} Opcode.isTerminator(Opcode.RETURN); // true Opcode.isTerminator(Opcode.ADD); // false ``` ##### isValid() > **isValid**: (`opcode`) => `opcode is BrandedOpcode` Check if opcode is valid ###### Parameters ###### opcode `number` Byte value to check ###### Returns `opcode is BrandedOpcode` True if opcode is defined in the EVM ###### Example ```typescript theme={null} Opcode.isValid(0x01); // true (ADD) Opcode.isValid(0x0c); // false (undefined) ``` ##### isValidJumpDest() > **isValidJumpDest**: (`bytecode`, `offset`) => `boolean` Check if offset is a valid jump destination ###### Parameters ###### bytecode `Uint8Array`\<`ArrayBufferLike`> Raw bytecode bytes ###### offset `number` Byte offset to check ###### Returns `boolean` True if offset is a JUMPDEST and not inside immediate data ###### Example ```typescript theme={null} const bytecode = new Uint8Array([0x5b, 0x60, 0x01]); Opcode.isValidJumpDest(bytecode, 0); // true (JUMPDEST) Opcode.isValidJumpDest(bytecode, 2); // false (immediate data) ``` ##### isValidOpcode() > **isValidOpcode**: (`value`) => `boolean` Check if value is a valid opcode (alias for isValid) ###### Parameters ###### value `number` Value to check ###### Returns `boolean` True if valid opcode ###### Example ```typescript theme={null} Opcode.isValidOpcode(0x01); // true (ADD) Opcode.isValidOpcode(0xFF); // true (SELFDESTRUCT) Opcode.isValidOpcode(0x0C); // false ``` ##### ISZERO > **ISZERO**: [`BrandedOpcode`](#brandedopcode) ##### JUMP > **JUMP**: [`BrandedOpcode`](#brandedopcode) ##### JUMPDEST > **JUMPDEST**: [`BrandedOpcode`](#brandedopcode) ##### jumpDests() > **jumpDests**: (`bytecode`) => `Set`\<`number`> Find all valid JUMPDEST locations ###### Parameters ###### bytecode `Uint8Array`\<`ArrayBufferLike`> Raw bytecode bytes ###### Returns `Set`\<`number`> Set of valid jump destinations (byte offsets) ###### Example ```typescript theme={null} const bytecode = new Uint8Array([0x5b, 0x60, 0x01, 0x5b]); const dests = Opcode.jumpDests(bytecode); // Set { 0, 3 } ``` ##### JUMPI > **JUMPI**: [`BrandedOpcode`](#brandedopcode) ##### KECCAK256 > **KECCAK256**: [`BrandedOpcode`](#brandedopcode) ##### LOG0 > **LOG0**: [`BrandedOpcode`](#brandedopcode) ##### LOG1 > **LOG1**: [`BrandedOpcode`](#brandedopcode) ##### LOG2 > **LOG2**: [`BrandedOpcode`](#brandedopcode) ##### LOG3 > **LOG3**: [`BrandedOpcode`](#brandedopcode) ##### LOG4 > **LOG4**: [`BrandedOpcode`](#brandedopcode) ##### logTopics() > **logTopics**: (`opcode`) => `number` | `undefined` Get number of topics for LOG instruction ###### Parameters ###### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query ###### Returns `number` | `undefined` Number of topics (0-4), or undefined if not a LOG ###### Example ```typescript theme={null} Opcode.logTopics(Opcode.LOG0); // 0 Opcode.logTopics(Opcode.LOG4); // 4 Opcode.logTopics(Opcode.ADD); // undefined ``` ##### LT > **LT**: [`BrandedOpcode`](#brandedopcode) ##### MCOPY > **MCOPY**: [`BrandedOpcode`](#brandedopcode) ##### MLOAD > **MLOAD**: [`BrandedOpcode`](#brandedopcode) ##### MOD > **MOD**: [`BrandedOpcode`](#brandedopcode) ##### MSIZE > **MSIZE**: [`BrandedOpcode`](#brandedopcode) ##### MSTORE > **MSTORE**: [`BrandedOpcode`](#brandedopcode) ##### MSTORE8 > **MSTORE8**: [`BrandedOpcode`](#brandedopcode) ##### MUL > **MUL**: [`BrandedOpcode`](#brandedopcode) ##### MULMOD > **MULMOD**: [`BrandedOpcode`](#brandedopcode) ##### name() > **name**: (`opcode`) => `string` Get name of an opcode ###### Parameters ###### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query ###### Returns `string` Opcode name or "UNKNOWN" if invalid ###### Example ```typescript theme={null} const name = Opcode.name(Opcode.ADD); // "ADD" ``` ##### NOT > **NOT**: [`BrandedOpcode`](#brandedopcode) ##### NUMBER > **NUMBER**: [`BrandedOpcode`](#brandedopcode) ##### OR > **OR**: [`BrandedOpcode`](#brandedopcode) ##### ORIGIN > **ORIGIN**: [`BrandedOpcode`](#brandedopcode) ##### parse() > **parse**: (`bytecode`) => [`Instruction`](#instruction)\[] Parse bytecode into instructions ###### Parameters ###### bytecode `Uint8Array`\<`ArrayBufferLike`> Raw bytecode bytes ###### Returns [`Instruction`](#instruction)\[] Array of parsed instructions ###### Example ```typescript theme={null} const bytecode = new Uint8Array([0x60, 0x01, 0x60, 0x02, 0x01]); const instructions = Opcode.parse(bytecode); // [ // { offset: 0, opcode: PUSH1, immediate: [0x01] }, // { offset: 2, opcode: PUSH1, immediate: [0x02] }, // { offset: 4, opcode: ADD } // ] ``` ##### PC > **PC**: [`BrandedOpcode`](#brandedopcode) ##### POP > **POP**: [`BrandedOpcode`](#brandedopcode) ##### PUSH0 > **PUSH0**: [`BrandedOpcode`](#brandedopcode) ##### PUSH1 > **PUSH1**: [`BrandedOpcode`](#brandedopcode) ##### PUSH10 > **PUSH10**: [`BrandedOpcode`](#brandedopcode) ##### PUSH11 > **PUSH11**: [`BrandedOpcode`](#brandedopcode) ##### PUSH12 > **PUSH12**: [`BrandedOpcode`](#brandedopcode) ##### PUSH13 > **PUSH13**: [`BrandedOpcode`](#brandedopcode) ##### PUSH14 > **PUSH14**: [`BrandedOpcode`](#brandedopcode) ##### PUSH15 > **PUSH15**: [`BrandedOpcode`](#brandedopcode) ##### PUSH16 > **PUSH16**: [`BrandedOpcode`](#brandedopcode) ##### PUSH17 > **PUSH17**: [`BrandedOpcode`](#brandedopcode) ##### PUSH18 > **PUSH18**: [`BrandedOpcode`](#brandedopcode) ##### PUSH19 > **PUSH19**: [`BrandedOpcode`](#brandedopcode) ##### PUSH2 > **PUSH2**: [`BrandedOpcode`](#brandedopcode) ##### PUSH20 > **PUSH20**: [`BrandedOpcode`](#brandedopcode) ##### PUSH21 > **PUSH21**: [`BrandedOpcode`](#brandedopcode) ##### PUSH22 > **PUSH22**: [`BrandedOpcode`](#brandedopcode) ##### PUSH23 > **PUSH23**: [`BrandedOpcode`](#brandedopcode) ##### PUSH24 > **PUSH24**: [`BrandedOpcode`](#brandedopcode) ##### PUSH25 > **PUSH25**: [`BrandedOpcode`](#brandedopcode) ##### PUSH26 > **PUSH26**: [`BrandedOpcode`](#brandedopcode) ##### PUSH27 > **PUSH27**: [`BrandedOpcode`](#brandedopcode) ##### PUSH28 > **PUSH28**: [`BrandedOpcode`](#brandedopcode) ##### PUSH29 > **PUSH29**: [`BrandedOpcode`](#brandedopcode) ##### PUSH3 > **PUSH3**: [`BrandedOpcode`](#brandedopcode) ##### PUSH30 > **PUSH30**: [`BrandedOpcode`](#brandedopcode) ##### PUSH31 > **PUSH31**: [`BrandedOpcode`](#brandedopcode) ##### PUSH32 > **PUSH32**: [`BrandedOpcode`](#brandedopcode) ##### PUSH4 > **PUSH4**: [`BrandedOpcode`](#brandedopcode) ##### PUSH5 > **PUSH5**: [`BrandedOpcode`](#brandedopcode) ##### PUSH6 > **PUSH6**: [`BrandedOpcode`](#brandedopcode) ##### PUSH7 > **PUSH7**: [`BrandedOpcode`](#brandedopcode) ##### PUSH8 > **PUSH8**: [`BrandedOpcode`](#brandedopcode) ##### PUSH9 > **PUSH9**: [`BrandedOpcode`](#brandedopcode) ##### pushBytes() > **pushBytes**: (`opcode`) => `number` | `undefined` Get number of bytes pushed by PUSH instruction ###### Parameters ###### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query ###### Returns `number` | `undefined` Number of bytes (0-32), or undefined if not a PUSH ###### Example ```typescript theme={null} Opcode.pushBytes(Opcode.PUSH1); // 1 Opcode.pushBytes(Opcode.PUSH32); // 32 Opcode.pushBytes(Opcode.PUSH0); // 0 Opcode.pushBytes(Opcode.ADD); // undefined ``` ##### pushOpcode() > **pushOpcode**: (`bytes`) => [`BrandedOpcode`](#brandedopcode) Get PUSH opcode for given byte count ###### Parameters ###### bytes `number` Number of bytes (0-32) ###### Returns [`BrandedOpcode`](#brandedopcode) PUSH opcode for that size ###### Throws If bytes is not 0-32 ###### Example ```typescript theme={null} Opcode.pushOpcode(1); // Opcode.PUSH1 Opcode.pushOpcode(32); // Opcode.PUSH32 Opcode.pushOpcode(0); // Opcode.PUSH0 ``` ##### RETURN > **RETURN**: [`BrandedOpcode`](#brandedopcode) ##### RETURNDATACOPY > **RETURNDATACOPY**: [`BrandedOpcode`](#brandedopcode) ##### RETURNDATASIZE > **RETURNDATASIZE**: [`BrandedOpcode`](#brandedopcode) ##### REVERT > **REVERT**: [`BrandedOpcode`](#brandedopcode) ##### SAR > **SAR**: [`BrandedOpcode`](#brandedopcode) ##### SDIV > **SDIV**: [`BrandedOpcode`](#brandedopcode) ##### SELFBALANCE > **SELFBALANCE**: [`BrandedOpcode`](#brandedopcode) ##### SELFDESTRUCT > **SELFDESTRUCT**: [`BrandedOpcode`](#brandedopcode) ##### SGT > **SGT**: [`BrandedOpcode`](#brandedopcode) ##### SHL > **SHL**: [`BrandedOpcode`](#brandedopcode) ##### SHR > **SHR**: [`BrandedOpcode`](#brandedopcode) ##### SIGNEXTEND > **SIGNEXTEND**: [`BrandedOpcode`](#brandedopcode) ##### SLOAD > **SLOAD**: [`BrandedOpcode`](#brandedopcode) ##### SLT > **SLT**: [`BrandedOpcode`](#brandedopcode) ##### SMOD > **SMOD**: [`BrandedOpcode`](#brandedopcode) ##### SSTORE > **SSTORE**: [`BrandedOpcode`](#brandedopcode) ##### STATICCALL > **STATICCALL**: [`BrandedOpcode`](#brandedopcode) ##### STOP > **STOP**: [`BrandedOpcode`](#brandedopcode) ##### SUB > **SUB**: [`BrandedOpcode`](#brandedopcode) ##### SWAP1 > **SWAP1**: [`BrandedOpcode`](#brandedopcode) ##### SWAP10 > **SWAP10**: [`BrandedOpcode`](#brandedopcode) ##### SWAP11 > **SWAP11**: [`BrandedOpcode`](#brandedopcode) ##### SWAP12 > **SWAP12**: [`BrandedOpcode`](#brandedopcode) ##### SWAP13 > **SWAP13**: [`BrandedOpcode`](#brandedopcode) ##### SWAP14 > **SWAP14**: [`BrandedOpcode`](#brandedopcode) ##### SWAP15 > **SWAP15**: [`BrandedOpcode`](#brandedopcode) ##### SWAP16 > **SWAP16**: [`BrandedOpcode`](#brandedopcode) ##### SWAP2 > **SWAP2**: [`BrandedOpcode`](#brandedopcode) ##### SWAP3 > **SWAP3**: [`BrandedOpcode`](#brandedopcode) ##### SWAP4 > **SWAP4**: [`BrandedOpcode`](#brandedopcode) ##### SWAP5 > **SWAP5**: [`BrandedOpcode`](#brandedopcode) ##### SWAP6 > **SWAP6**: [`BrandedOpcode`](#brandedopcode) ##### SWAP7 > **SWAP7**: [`BrandedOpcode`](#brandedopcode) ##### SWAP8 > **SWAP8**: [`BrandedOpcode`](#brandedopcode) ##### SWAP9 > **SWAP9**: [`BrandedOpcode`](#brandedopcode) ##### swapPosition() > **swapPosition**: (`opcode`) => `number` | `undefined` Get position for SWAP instruction ###### Parameters ###### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query ###### Returns `number` | `undefined` Stack position (1-16), or undefined if not a SWAP ###### Example ```typescript theme={null} Opcode.swapPosition(Opcode.SWAP1); // 1 Opcode.swapPosition(Opcode.SWAP16); // 16 Opcode.swapPosition(Opcode.ADD); // undefined ``` ##### TIMESTAMP > **TIMESTAMP**: [`BrandedOpcode`](#brandedopcode) ##### TLOAD > **TLOAD**: [`BrandedOpcode`](#brandedopcode) ##### TSTORE > **TSTORE**: [`BrandedOpcode`](#brandedopcode) ##### XOR > **XOR**: [`BrandedOpcode`](#brandedopcode) *** ### BYTE > `const` **BYTE**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:41](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L41) *** ### CALL > `const` **CALL**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:300](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L300) *** ### CALLCODE > `const` **CALLCODE**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:301](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L301) *** ### CALLDATACOPY > `const` **CALLDATACOPY**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:71](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L71) *** ### CALLDATALOAD > `const` **CALLDATALOAD**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:67](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L67) *** ### CALLDATASIZE > `const` **CALLDATASIZE**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:69](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L69) *** ### CALLER > `const` **CALLER**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:61](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L61) *** ### CALLVALUE > `const` **CALLVALUE**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:64](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L64) *** ### CHAINID > `const` **CHAINID**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:115](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L115) *** ### CODECOPY > `const` **CODECOPY**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:76](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L76) *** ### CODESIZE > `const` **CODESIZE**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:73](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L73) *** ### COINBASE > `const` **COINBASE**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:100](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L100) *** ### CREATE > `const` **CREATE**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:297](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L297) *** ### CREATE2 > `const` **CREATE2**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:309](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L309) *** ### DELEGATECALL > `const` **DELEGATECALL**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:307](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L307) *** ### DIFFICULTY > `const` **DIFFICULTY**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:109](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L109) *** ### DIV > `const` **DIV**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:13](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L13) *** ### DUP1 > `const` **DUP1**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:240](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L240) *** ### DUP10 > `const` **DUP10**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:249](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L249) *** ### DUP11 > `const` **DUP11**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:250](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L250) *** ### DUP12 > `const` **DUP12**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:251](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L251) *** ### DUP13 > `const` **DUP13**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:252](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L252) *** ### DUP14 > `const` **DUP14**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:253](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L253) *** ### DUP15 > `const` **DUP15**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:254](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L254) *** ### DUP16 > `const` **DUP16**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:255](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L255) *** ### DUP2 > `const` **DUP2**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:241](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L241) *** ### DUP3 > `const` **DUP3**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:242](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L242) *** ### DUP4 > `const` **DUP4**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:243](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L243) *** ### DUP5 > `const` **DUP5**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:244](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L244) *** ### DUP6 > `const` **DUP6**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:245](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L245) *** ### DUP7 > `const` **DUP7**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:246](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L246) *** ### DUP8 > `const` **DUP8**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:247](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L247) *** ### DUP9 > `const` **DUP9**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:248](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L248) *** ### EQ > `const` **EQ**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:33](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L33) *** ### EXP > `const` **EXP**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:23](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L23) *** ### EXTCODECOPY > `const` **EXTCODECOPY**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:85](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L85) *** ### EXTCODEHASH > `const` **EXTCODEHASH**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:92](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L92) *** ### EXTCODESIZE > `const` **EXTCODESIZE**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:82](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L82) *** ### GAS > `const` **GAS**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:148](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L148) *** ### GASLIMIT > `const` **GASLIMIT**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:112](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L112) *** ### GASPRICE > `const` **GASPRICE**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:79](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L79) *** ### GT > `const` **GT**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:30](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L30) *** ### INVALID > `const` **INVALID**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:322](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L322) *** ### ISZERO > `const` **ISZERO**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:34](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L34) *** ### JUMP > `const` **JUMP**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:144](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L144) *** ### JUMPDEST > `const` **JUMPDEST**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:149](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L149) *** ### JUMPI > `const` **JUMPI**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:145](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L145) *** ### KECCAK256 > `const` **KECCAK256**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:47](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L47) *** ### LOG0 > `const` **LOG0**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:290](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L290) *** ### LOG1 > `const` **LOG1**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:291](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L291) *** ### LOG2 > `const` **LOG2**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:292](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L292) *** ### LOG3 > `const` **LOG3**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:293](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L293) *** ### LOG4 > `const` **LOG4**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:294](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L294) *** ### LT > `const` **LT**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:29](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L29) *** ### MCOPY > `const` **MCOPY**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:156](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L156) *** ### MLOAD > `const` **MLOAD**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:133](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L133) *** ### MOD > `const` **MOD**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:15](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L15) *** ### MSIZE > `const` **MSIZE**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:147](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L147) *** ### MSTORE > `const` **MSTORE**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:134](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L134) *** ### MSTORE8 > `const` **MSTORE8**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:137](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L137) *** ### MUL > `const` **MUL**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:11](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L11) *** ### MULMOD > `const` **MULMOD**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:20](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L20) *** ### NOT > `const` **NOT**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:40](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L40) *** ### NUMBER > `const` **NUMBER**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:106](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L106) *** ### OR > `const` **OR**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:38](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L38) *** ### ORIGIN > `const` **ORIGIN**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:58](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L58) *** ### PC > `const` **PC**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:146](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L146) *** ### POP > `const` **POP**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:132](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L132) *** ### PUSH0 > `const` **PUSH0**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:157](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L157) *** ### PUSH1 > `const` **PUSH1**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:160](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L160) *** ### PUSH10 > `const` **PUSH10**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:169](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L169) *** ### PUSH11 > `const` **PUSH11**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:172](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L172) *** ### PUSH12 > `const` **PUSH12**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:175](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L175) *** ### PUSH13 > `const` **PUSH13**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:178](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L178) *** ### PUSH14 > `const` **PUSH14**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:181](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L181) *** ### PUSH15 > `const` **PUSH15**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:184](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L184) *** ### PUSH16 > `const` **PUSH16**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:187](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L187) *** ### PUSH17 > `const` **PUSH17**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:190](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L190) *** ### PUSH18 > `const` **PUSH18**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:193](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L193) *** ### PUSH19 > `const` **PUSH19**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:196](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L196) *** ### PUSH2 > `const` **PUSH2**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:161](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L161) *** ### PUSH20 > `const` **PUSH20**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:199](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L199) *** ### PUSH21 > `const` **PUSH21**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:202](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L202) *** ### PUSH22 > `const` **PUSH22**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:205](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L205) *** ### PUSH23 > `const` **PUSH23**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:208](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L208) *** ### PUSH24 > `const` **PUSH24**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:211](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L211) *** ### PUSH25 > `const` **PUSH25**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:214](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L214) *** ### PUSH26 > `const` **PUSH26**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:217](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L217) *** ### PUSH27 > `const` **PUSH27**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:220](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L220) *** ### PUSH28 > `const` **PUSH28**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:223](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L223) *** ### PUSH29 > `const` **PUSH29**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:226](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L226) *** ### PUSH3 > `const` **PUSH3**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:162](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L162) *** ### PUSH30 > `const` **PUSH30**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:229](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L229) *** ### PUSH31 > `const` **PUSH31**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:232](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L232) *** ### PUSH32 > `const` **PUSH32**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:235](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L235) *** ### PUSH4 > `const` **PUSH4**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:163](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L163) *** ### PUSH5 > `const` **PUSH5**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:164](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L164) *** ### PUSH6 > `const` **PUSH6**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:165](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L165) *** ### PUSH7 > `const` **PUSH7**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:166](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L166) *** ### PUSH8 > `const` **PUSH8**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:167](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L167) *** ### PUSH9 > `const` **PUSH9**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:168](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L168) *** ### RETURN > `const` **RETURN**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:304](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L304) *** ### RETURNDATACOPY > `const` **RETURNDATACOPY**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:90](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L90) *** ### RETURNDATASIZE > `const` **RETURNDATASIZE**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:88](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L88) *** ### REVERT > `const` **REVERT**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:319](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L319) *** ### SAR > `const` **SAR**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:44](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L44) *** ### SDIV > `const` **SDIV**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:14](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L14) *** ### SELFBALANCE > `const` **SELFBALANCE**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:118](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L118) *** ### SELFDESTRUCT > `const` **SELFDESTRUCT**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:325](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L325) *** ### SGT > `const` **SGT**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:32](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L32) *** ### SHL > `const` **SHL**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:42](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L42) *** ### SHR > `const` **SHR**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:43](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L43) *** ### SIGNEXTEND > `const` **SIGNEXTEND**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:24](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L24) *** ### SLOAD > `const` **SLOAD**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:140](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L140) *** ### SLT > `const` **SLT**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:31](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L31) *** ### SMOD > `const` **SMOD**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L16) *** ### SSTORE > `const` **SSTORE**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:141](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L141) *** ### STATICCALL > `const` **STATICCALL**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:316](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L316) *** ### STOP > `const` **STOP**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:9](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L9) *** ### SUB > `const` **SUB**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:12](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L12) *** ### SWAP1 > `const` **SWAP1**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:258](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L258) *** ### SWAP10 > `const` **SWAP10**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:267](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L267) *** ### SWAP11 > `const` **SWAP11**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:270](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L270) *** ### SWAP12 > `const` **SWAP12**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:273](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L273) *** ### SWAP13 > `const` **SWAP13**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:276](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L276) *** ### SWAP14 > `const` **SWAP14**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:279](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L279) *** ### SWAP15 > `const` **SWAP15**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:282](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L282) *** ### SWAP16 > `const` **SWAP16**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:285](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L285) *** ### SWAP2 > `const` **SWAP2**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:259](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L259) *** ### SWAP3 > `const` **SWAP3**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:260](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L260) *** ### SWAP4 > `const` **SWAP4**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:261](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L261) *** ### SWAP5 > `const` **SWAP5**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:262](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L262) *** ### SWAP6 > `const` **SWAP6**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:263](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L263) *** ### SWAP7 > `const` **SWAP7**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:264](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L264) *** ### SWAP8 > `const` **SWAP8**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:265](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L265) *** ### SWAP9 > `const` **SWAP9**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:266](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L266) *** ### TIMESTAMP > `const` **TIMESTAMP**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:103](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L103) *** ### TLOAD > `const` **TLOAD**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:152](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L152) *** ### TSTORE > `const` **TSTORE**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:153](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L153) *** ### XOR > `const` **XOR**: [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/constants.js:39](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/constants.js#L39) ## Functions ### \_disassemble() > **\_disassemble**(`bytecode`): `string`\[] Defined in: [src/primitives/Opcode/disassemble.js:22](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/disassemble.js#L22) Disassemble bytecode to human-readable strings #### Parameters ##### bytecode `Uint8Array`\<`ArrayBufferLike`> Raw bytecode bytes #### Returns `string`\[] Array of formatted instruction strings #### Example ```typescript theme={null} const bytecode = new Uint8Array([0x60, 0x01, 0x60, 0x02, 0x01]); const asm = Opcode.disassemble(bytecode); // [ // "0x0000: PUSH1 0x01", // "0x0002: PUSH1 0x02", // "0x0004: ADD" // ] ``` *** ### \_dupPosition() > **\_dupPosition**(`opcode`): `number` | `undefined` Defined in: [src/primitives/Opcode/dupPosition.js:17](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/dupPosition.js#L17) Get position for DUP instruction #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `number` | `undefined` Stack position (1-16), or undefined if not a DUP #### Example ```typescript theme={null} Opcode.dupPosition(Opcode.DUP1); // 1 Opcode.dupPosition(Opcode.DUP16); // 16 Opcode.dupPosition(Opcode.ADD); // undefined ``` *** ### \_format() > **\_format**(`instruction`): `string` Defined in: [src/primitives/Opcode/format.js:20](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/format.js#L20) Format instruction to human-readable string #### Parameters ##### instruction [`Instruction`](#instruction) Instruction to format #### Returns `string` Human-readable string #### Example ```typescript theme={null} const inst = { offset: 0, opcode: Opcode.PUSH1, immediate: new Uint8Array([0x42]) }; Opcode.format(inst); // "0x0000: PUSH1 0x42" ``` *** ### \_getCategory() > **\_getCategory**(`opcode`): `string` Defined in: [src/primitives/Opcode/getCategory.js:18](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/getCategory.js#L18) Get opcode category #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `string` Category name #### Example ```typescript theme={null} Opcode.getCategory(Opcode.ADD); // "arithmetic" Opcode.getCategory(Opcode.SSTORE); // "storage" Opcode.getCategory(Opcode.CALL); // "system" ``` *** ### \_getDescription() > **\_getDescription**(`opcode`): `string` Defined in: [src/primitives/Opcode/getDescription.js:140](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/getDescription.js#L140) Get human-readable description of an opcode #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `string` Description or generated description for PUSH/DUP/SWAP #### Example ```typescript theme={null} const desc = Opcode.getDescription(Opcode.ADD); // "Addition operation" const desc2 = Opcode.getDescription(Opcode.PUSH1); // "Place 1-byte item on stack" ``` *** ### \_getGasCost() > **\_getGasCost**(`opcode`): `number` | `undefined` Defined in: [src/primitives/Opcode/getGasCost.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/getGasCost.js#L16) Get static gas cost for an opcode #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `number` | `undefined` Static gas cost or undefined if invalid #### Example ```typescript theme={null} const gas = Opcode.getGasCost(Opcode.ADD); // 3 const gas2 = Opcode.getGasCost(Opcode.SSTORE); // 100 (base cost, may be higher at runtime) ``` *** ### \_getName() > **\_getName**(`opcode`): `string` Defined in: [src/primitives/Opcode/getName.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/getName.js#L16) Get mnemonic name of an opcode (alias for name) #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `string` Opcode name or "UNKNOWN" if invalid #### Example ```typescript theme={null} const name = Opcode.getName(Opcode.ADD); // "ADD" const name2 = Opcode.getName(0xFF); // "SELFDESTRUCT" ``` *** ### \_getPushSize() > **\_getPushSize**(`opcode`): `number` Defined in: [src/primitives/Opcode/getPushSize.js:18](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/getPushSize.js#L18) Get PUSH data size in bytes #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `number` Push size (0 for PUSH0, 1-32 for PUSH1-PUSH32, 0 for non-PUSH) #### Example ```typescript theme={null} Opcode.getPushSize(Opcode.PUSH0); // 0 Opcode.getPushSize(Opcode.PUSH1); // 1 Opcode.getPushSize(Opcode.PUSH32); // 32 Opcode.getPushSize(Opcode.ADD); // 0 ``` *** ### \_getStackEffect() > **\_getStackEffect**(`opcode`): \{ `pop`: `number`; `push`: `number`; } | `undefined` Defined in: [src/primitives/Opcode/getStackEffect.js:19](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/getStackEffect.js#L19) Get stack effect for an opcode #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns \{ `pop`: `number`; `push`: `number`; } | `undefined` Stack items consumed and produced #### Example ```typescript theme={null} const effect = Opcode.getStackEffect(Opcode.ADD); // { pop: 2, push: 1 } const effect2 = Opcode.getStackEffect(Opcode.DUP1); // { pop: 1, push: 2 } ``` *** ### \_getStackInput() > **\_getStackInput**(`opcode`): `number` | `undefined` Defined in: [src/primitives/Opcode/getStackInput.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/getStackInput.js#L16) Get number of stack items consumed by an opcode #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `number` | `undefined` Number of stack items consumed #### Example ```typescript theme={null} const inputs = Opcode.getStackInput(Opcode.ADD); // 2 const inputs2 = Opcode.getStackInput(Opcode.PUSH1); // 0 ``` *** ### \_getStackOutput() > **\_getStackOutput**(`opcode`): `number` | `undefined` Defined in: [src/primitives/Opcode/getStackOutput.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/getStackOutput.js#L16) Get number of stack items produced by an opcode #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `number` | `undefined` Number of stack items produced #### Example ```typescript theme={null} const outputs = Opcode.getStackOutput(Opcode.ADD); // 1 const outputs2 = Opcode.getStackOutput(Opcode.PUSH1); // 1 ``` *** ### \_info() > **\_info**(`opcode`): [`Info`](#info) | `undefined` Defined in: [src/primitives/Opcode/info.js:17](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/info.js#L17) Get metadata for an opcode #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns [`Info`](#info) | `undefined` Metadata with gas cost and stack requirements #### Example ```typescript theme={null} const info = Opcode.info(Opcode.ADD); console.log(info?.name); // "ADD" console.log(info?.gasCost); // 3 ``` *** ### \_isDup() > **\_isDup**(`opcode`): `boolean` Defined in: [src/primitives/Opcode/isDup.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/isDup.js#L16) Check if opcode is a DUP instruction #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check #### Returns `boolean` True if DUP1-DUP16 #### Example ```typescript theme={null} Opcode.isDup(Opcode.DUP1); // true Opcode.isDup(Opcode.ADD); // false ``` *** ### \_isJump() > **\_isJump**(`opcode`): `boolean` Defined in: [src/primitives/Opcode/isJump.js:17](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/isJump.js#L17) Check if opcode is a jump #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check #### Returns `boolean` True if JUMP or JUMPI #### Example ```typescript theme={null} Opcode.isJump(Opcode.JUMP); // true Opcode.isJump(Opcode.JUMPI); // true Opcode.isJump(Opcode.ADD); // false ``` *** ### \_isJumpDestination() > **\_isJumpDestination**(`opcode`): `boolean` Defined in: [src/primitives/Opcode/isJumpDestination.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/isJumpDestination.js#L16) Check if opcode is JUMPDEST #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check #### Returns `boolean` True if JUMPDEST #### Example ```typescript theme={null} Opcode.isJumpDestination(Opcode.JUMPDEST); // true Opcode.isJumpDestination(Opcode.JUMP); // false ``` *** ### \_isLog() > **\_isLog**(`opcode`): `boolean` Defined in: [src/primitives/Opcode/isLog.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/isLog.js#L16) Check if opcode is a LOG instruction #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check #### Returns `boolean` True if LOG0-LOG4 #### Example ```typescript theme={null} Opcode.isLog(Opcode.LOG1); // true Opcode.isLog(Opcode.ADD); // false ``` *** ### \_isPush() > **\_isPush**(`opcode`): `boolean` Defined in: [src/primitives/Opcode/isPush.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/isPush.js#L16) Check if opcode is a PUSH instruction #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check #### Returns `boolean` True if PUSH0-PUSH32 #### Example ```typescript theme={null} Opcode.isPush(Opcode.PUSH1); // true Opcode.isPush(Opcode.ADD); // false ``` *** ### \_isSwap() > **\_isSwap**(`opcode`): `boolean` Defined in: [src/primitives/Opcode/isSwap.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/isSwap.js#L16) Check if opcode is a SWAP instruction #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check #### Returns `boolean` True if SWAP1-SWAP16 #### Example ```typescript theme={null} Opcode.isSwap(Opcode.SWAP1); // true Opcode.isSwap(Opcode.ADD); // false ``` *** ### \_isTerminating() > **\_isTerminating**(`opcode`): `boolean` Defined in: [src/primitives/Opcode/isTerminating.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/isTerminating.js#L16) Check if opcode terminates execution #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check #### Returns `boolean` True if STOP, RETURN, REVERT, INVALID, or SELFDESTRUCT #### Example ```typescript theme={null} Opcode.isTerminating(Opcode.RETURN); // true Opcode.isTerminating(Opcode.ADD); // false ``` *** ### \_isTerminator() > **\_isTerminator**(`opcode`): `boolean` Defined in: [src/primitives/Opcode/isTerminator.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/isTerminator.js#L16) Check if opcode terminates execution (alias for isTerminating) #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check #### Returns `boolean` True if STOP, RETURN, REVERT, INVALID, or SELFDESTRUCT #### Example ```typescript theme={null} Opcode.isTerminator(Opcode.RETURN); // true Opcode.isTerminator(Opcode.ADD); // false ``` *** ### \_isValid() > **\_isValid**(`opcode`): `opcode is BrandedOpcode` Defined in: [src/primitives/Opcode/isValid.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/isValid.js#L16) Check if opcode is valid #### Parameters ##### opcode `number` Byte value to check #### Returns `opcode is BrandedOpcode` True if opcode is defined in the EVM #### Example ```typescript theme={null} Opcode.isValid(0x01); // true (ADD) Opcode.isValid(0x0c); // false (undefined) ``` *** ### \_isValidJumpDest() > **\_isValidJumpDest**(`bytecode`, `offset`): `boolean` Defined in: [src/primitives/Opcode/isValidJumpDest.js:18](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/isValidJumpDest.js#L18) Check if offset is a valid jump destination #### Parameters ##### bytecode `Uint8Array`\<`ArrayBufferLike`> Raw bytecode bytes ##### offset `number` Byte offset to check #### Returns `boolean` True if offset is a JUMPDEST and not inside immediate data #### Example ```typescript theme={null} const bytecode = new Uint8Array([0x5b, 0x60, 0x01]); Opcode.isValidJumpDest(bytecode, 0); // true (JUMPDEST) Opcode.isValidJumpDest(bytecode, 2); // false (immediate data) ``` *** ### \_isValidOpcode() > **\_isValidOpcode**(`value`): `boolean` Defined in: [src/primitives/Opcode/isValidOpcode.js:17](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/isValidOpcode.js#L17) Check if value is a valid opcode (alias for isValid) #### Parameters ##### value `number` Value to check #### Returns `boolean` True if valid opcode #### Example ```typescript theme={null} Opcode.isValidOpcode(0x01); // true (ADD) Opcode.isValidOpcode(0xFF); // true (SELFDESTRUCT) Opcode.isValidOpcode(0x0C); // false ``` *** ### \_jumpDests() > **\_jumpDests**(`bytecode`): `Set`\<`number`> Defined in: [src/primitives/Opcode/jumpDests.js:17](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/jumpDests.js#L17) Find all valid JUMPDEST locations #### Parameters ##### bytecode `Uint8Array`\<`ArrayBufferLike`> Raw bytecode bytes #### Returns `Set`\<`number`> Set of valid jump destinations (byte offsets) #### Example ```typescript theme={null} const bytecode = new Uint8Array([0x5b, 0x60, 0x01, 0x5b]); const dests = Opcode.jumpDests(bytecode); // Set { 0, 3 } ``` *** ### \_logTopics() > **\_logTopics**(`opcode`): `number` | `undefined` Defined in: [src/primitives/Opcode/logTopics.js:17](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/logTopics.js#L17) Get number of topics for LOG instruction #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `number` | `undefined` Number of topics (0-4), or undefined if not a LOG #### Example ```typescript theme={null} Opcode.logTopics(Opcode.LOG0); // 0 Opcode.logTopics(Opcode.LOG4); // 4 Opcode.logTopics(Opcode.ADD); // undefined ``` *** ### \_name() > **\_name**(`opcode`): `string` Defined in: [src/primitives/Opcode/name.js:15](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/name.js#L15) Get name of an opcode #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `string` Opcode name or "UNKNOWN" if invalid #### Example ```typescript theme={null} const name = Opcode.name(Opcode.ADD); // "ADD" ``` *** ### \_parse() > **\_parse**(`bytecode`): [`Instruction`](#instruction)\[] Defined in: [src/primitives/Opcode/parse.js:21](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/parse.js#L21) Parse bytecode into instructions #### Parameters ##### bytecode `Uint8Array`\<`ArrayBufferLike`> Raw bytecode bytes #### Returns [`Instruction`](#instruction)\[] Array of parsed instructions #### Example ```typescript theme={null} const bytecode = new Uint8Array([0x60, 0x01, 0x60, 0x02, 0x01]); const instructions = Opcode.parse(bytecode); // [ // { offset: 0, opcode: PUSH1, immediate: [0x01] }, // { offset: 2, opcode: PUSH1, immediate: [0x02] }, // { offset: 4, opcode: ADD } // ] ``` *** ### \_pushBytes() > **\_pushBytes**(`opcode`): `number` | `undefined` Defined in: [src/primitives/Opcode/pushBytes.js:18](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/pushBytes.js#L18) Get number of bytes pushed by PUSH instruction #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `number` | `undefined` Number of bytes (0-32), or undefined if not a PUSH #### Example ```typescript theme={null} Opcode.pushBytes(Opcode.PUSH1); // 1 Opcode.pushBytes(Opcode.PUSH32); // 32 Opcode.pushBytes(Opcode.PUSH0); // 0 Opcode.pushBytes(Opcode.ADD); // undefined ``` *** ### \_pushOpcode() > **\_pushOpcode**(`bytes`): [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/pushOpcode.js:19](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/pushOpcode.js#L19) Get PUSH opcode for given byte count #### Parameters ##### bytes `number` Number of bytes (0-32) #### Returns [`BrandedOpcode`](#brandedopcode) PUSH opcode for that size #### Throws If bytes is not 0-32 #### Example ```typescript theme={null} Opcode.pushOpcode(1); // Opcode.PUSH1 Opcode.pushOpcode(32); // Opcode.PUSH32 Opcode.pushOpcode(0); // Opcode.PUSH0 ``` *** ### \_swapPosition() > **\_swapPosition**(`opcode`): `number` | `undefined` Defined in: [src/primitives/Opcode/swapPosition.js:17](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/swapPosition.js#L17) Get position for SWAP instruction #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `number` | `undefined` Stack position (1-16), or undefined if not a SWAP #### Example ```typescript theme={null} Opcode.swapPosition(Opcode.SWAP1); // 1 Opcode.swapPosition(Opcode.SWAP16); // 16 Opcode.swapPosition(Opcode.ADD); // undefined ``` *** ### disassemble() > **disassemble**(`bytecode`): `string`\[] Defined in: [src/primitives/Opcode/disassemble.js:22](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/disassemble.js#L22) Disassemble bytecode to human-readable strings #### Parameters ##### bytecode `Uint8Array`\<`ArrayBufferLike`> Raw bytecode bytes #### Returns `string`\[] Array of formatted instruction strings #### Example ```typescript theme={null} const bytecode = new Uint8Array([0x60, 0x01, 0x60, 0x02, 0x01]); const asm = Opcode.disassemble(bytecode); // [ // "0x0000: PUSH1 0x01", // "0x0002: PUSH1 0x02", // "0x0004: ADD" // ] ``` *** ### dupPosition() > **dupPosition**(`opcode`): `number` | `undefined` Defined in: [src/primitives/Opcode/dupPosition.js:17](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/dupPosition.js#L17) Get position for DUP instruction #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `number` | `undefined` Stack position (1-16), or undefined if not a DUP #### Example ```typescript theme={null} Opcode.dupPosition(Opcode.DUP1); // 1 Opcode.dupPosition(Opcode.DUP16); // 16 Opcode.dupPosition(Opcode.ADD); // undefined ``` *** ### format() > **format**(`instruction`): `string` Defined in: [src/primitives/Opcode/format.js:20](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/format.js#L20) Format instruction to human-readable string #### Parameters ##### instruction [`Instruction`](#instruction) Instruction to format #### Returns `string` Human-readable string #### Example ```typescript theme={null} const inst = { offset: 0, opcode: Opcode.PUSH1, immediate: new Uint8Array([0x42]) }; Opcode.format(inst); // "0x0000: PUSH1 0x42" ``` *** ### getCategory() > **getCategory**(`opcode`): `string` Defined in: [src/primitives/Opcode/getCategory.js:18](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/getCategory.js#L18) Get opcode category #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `string` Category name #### Example ```typescript theme={null} Opcode.getCategory(Opcode.ADD); // "arithmetic" Opcode.getCategory(Opcode.SSTORE); // "storage" Opcode.getCategory(Opcode.CALL); // "system" ``` *** ### getDescription() > **getDescription**(`opcode`): `string` Defined in: [src/primitives/Opcode/getDescription.js:140](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/getDescription.js#L140) Get human-readable description of an opcode #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `string` Description or generated description for PUSH/DUP/SWAP #### Example ```typescript theme={null} const desc = Opcode.getDescription(Opcode.ADD); // "Addition operation" const desc2 = Opcode.getDescription(Opcode.PUSH1); // "Place 1-byte item on stack" ``` *** ### getGasCost() > **getGasCost**(`opcode`): `number` | `undefined` Defined in: [src/primitives/Opcode/getGasCost.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/getGasCost.js#L16) Get static gas cost for an opcode #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `number` | `undefined` Static gas cost or undefined if invalid #### Example ```typescript theme={null} const gas = Opcode.getGasCost(Opcode.ADD); // 3 const gas2 = Opcode.getGasCost(Opcode.SSTORE); // 100 (base cost, may be higher at runtime) ``` *** ### getName() > **getName**(`opcode`): `string` Defined in: [src/primitives/Opcode/getName.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/getName.js#L16) Get mnemonic name of an opcode (alias for name) #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `string` Opcode name or "UNKNOWN" if invalid #### Example ```typescript theme={null} const name = Opcode.getName(Opcode.ADD); // "ADD" const name2 = Opcode.getName(0xFF); // "SELFDESTRUCT" ``` *** ### getPushSize() > **getPushSize**(`opcode`): `number` Defined in: [src/primitives/Opcode/getPushSize.js:18](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/getPushSize.js#L18) Get PUSH data size in bytes #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `number` Push size (0 for PUSH0, 1-32 for PUSH1-PUSH32, 0 for non-PUSH) #### Example ```typescript theme={null} Opcode.getPushSize(Opcode.PUSH0); // 0 Opcode.getPushSize(Opcode.PUSH1); // 1 Opcode.getPushSize(Opcode.PUSH32); // 32 Opcode.getPushSize(Opcode.ADD); // 0 ``` *** ### getStackEffect() > **getStackEffect**(`opcode`): \{ `pop`: `number`; `push`: `number`; } | `undefined` Defined in: [src/primitives/Opcode/getStackEffect.js:19](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/getStackEffect.js#L19) Get stack effect for an opcode #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns \{ `pop`: `number`; `push`: `number`; } | `undefined` Stack items consumed and produced #### Example ```typescript theme={null} const effect = Opcode.getStackEffect(Opcode.ADD); // { pop: 2, push: 1 } const effect2 = Opcode.getStackEffect(Opcode.DUP1); // { pop: 1, push: 2 } ``` *** ### getStackInput() > **getStackInput**(`opcode`): `number` | `undefined` Defined in: [src/primitives/Opcode/getStackInput.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/getStackInput.js#L16) Get number of stack items consumed by an opcode #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `number` | `undefined` Number of stack items consumed #### Example ```typescript theme={null} const inputs = Opcode.getStackInput(Opcode.ADD); // 2 const inputs2 = Opcode.getStackInput(Opcode.PUSH1); // 0 ``` *** ### getStackOutput() > **getStackOutput**(`opcode`): `number` | `undefined` Defined in: [src/primitives/Opcode/getStackOutput.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/getStackOutput.js#L16) Get number of stack items produced by an opcode #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `number` | `undefined` Number of stack items produced #### Example ```typescript theme={null} const outputs = Opcode.getStackOutput(Opcode.ADD); // 1 const outputs2 = Opcode.getStackOutput(Opcode.PUSH1); // 1 ``` *** ### info() > **info**(`opcode`): [`Info`](#info) | `undefined` Defined in: [src/primitives/Opcode/info.js:17](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/info.js#L17) Get metadata for an opcode #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns [`Info`](#info) | `undefined` Metadata with gas cost and stack requirements #### Example ```typescript theme={null} const info = Opcode.info(Opcode.ADD); console.log(info?.name); // "ADD" console.log(info?.gasCost); // 3 ``` *** ### isDup() > **isDup**(`opcode`): `boolean` Defined in: [src/primitives/Opcode/isDup.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/isDup.js#L16) Check if opcode is a DUP instruction #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check #### Returns `boolean` True if DUP1-DUP16 #### Example ```typescript theme={null} Opcode.isDup(Opcode.DUP1); // true Opcode.isDup(Opcode.ADD); // false ``` *** ### isJump() > **isJump**(`opcode`): `boolean` Defined in: [src/primitives/Opcode/isJump.js:17](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/isJump.js#L17) Check if opcode is a jump #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check #### Returns `boolean` True if JUMP or JUMPI #### Example ```typescript theme={null} Opcode.isJump(Opcode.JUMP); // true Opcode.isJump(Opcode.JUMPI); // true Opcode.isJump(Opcode.ADD); // false ``` *** ### isJumpDestination() > **isJumpDestination**(`opcode`): `boolean` Defined in: [src/primitives/Opcode/isJumpDestination.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/isJumpDestination.js#L16) Check if opcode is JUMPDEST #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check #### Returns `boolean` True if JUMPDEST #### Example ```typescript theme={null} Opcode.isJumpDestination(Opcode.JUMPDEST); // true Opcode.isJumpDestination(Opcode.JUMP); // false ``` *** ### isLog() > **isLog**(`opcode`): `boolean` Defined in: [src/primitives/Opcode/isLog.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/isLog.js#L16) Check if opcode is a LOG instruction #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check #### Returns `boolean` True if LOG0-LOG4 #### Example ```typescript theme={null} Opcode.isLog(Opcode.LOG1); // true Opcode.isLog(Opcode.ADD); // false ``` *** ### isPush() > **isPush**(`opcode`): `boolean` Defined in: [src/primitives/Opcode/isPush.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/isPush.js#L16) Check if opcode is a PUSH instruction #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check #### Returns `boolean` True if PUSH0-PUSH32 #### Example ```typescript theme={null} Opcode.isPush(Opcode.PUSH1); // true Opcode.isPush(Opcode.ADD); // false ``` *** ### isSwap() > **isSwap**(`opcode`): `boolean` Defined in: [src/primitives/Opcode/isSwap.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/isSwap.js#L16) Check if opcode is a SWAP instruction #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check #### Returns `boolean` True if SWAP1-SWAP16 #### Example ```typescript theme={null} Opcode.isSwap(Opcode.SWAP1); // true Opcode.isSwap(Opcode.ADD); // false ``` *** ### isTerminating() > **isTerminating**(`opcode`): `boolean` Defined in: [src/primitives/Opcode/isTerminating.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/isTerminating.js#L16) Check if opcode terminates execution #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check #### Returns `boolean` True if STOP, RETURN, REVERT, INVALID, or SELFDESTRUCT #### Example ```typescript theme={null} Opcode.isTerminating(Opcode.RETURN); // true Opcode.isTerminating(Opcode.ADD); // false ``` *** ### isTerminator() > **isTerminator**(`opcode`): `boolean` Defined in: [src/primitives/Opcode/isTerminator.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/isTerminator.js#L16) Check if opcode terminates execution (alias for isTerminating) #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to check #### Returns `boolean` True if STOP, RETURN, REVERT, INVALID, or SELFDESTRUCT #### Example ```typescript theme={null} Opcode.isTerminator(Opcode.RETURN); // true Opcode.isTerminator(Opcode.ADD); // false ``` *** ### isValid() > **isValid**(`opcode`): `opcode is BrandedOpcode` Defined in: [src/primitives/Opcode/isValid.js:16](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/isValid.js#L16) Check if opcode is valid #### Parameters ##### opcode `number` Byte value to check #### Returns `opcode is BrandedOpcode` True if opcode is defined in the EVM #### Example ```typescript theme={null} Opcode.isValid(0x01); // true (ADD) Opcode.isValid(0x0c); // false (undefined) ``` *** ### isValidJumpDest() > **isValidJumpDest**(`bytecode`, `offset`): `boolean` Defined in: [src/primitives/Opcode/isValidJumpDest.js:18](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/isValidJumpDest.js#L18) Check if offset is a valid jump destination #### Parameters ##### bytecode `Uint8Array`\<`ArrayBufferLike`> Raw bytecode bytes ##### offset `number` Byte offset to check #### Returns `boolean` True if offset is a JUMPDEST and not inside immediate data #### Example ```typescript theme={null} const bytecode = new Uint8Array([0x5b, 0x60, 0x01]); Opcode.isValidJumpDest(bytecode, 0); // true (JUMPDEST) Opcode.isValidJumpDest(bytecode, 2); // false (immediate data) ``` *** ### isValidOpcode() > **isValidOpcode**(`value`): `boolean` Defined in: [src/primitives/Opcode/isValidOpcode.js:17](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/isValidOpcode.js#L17) Check if value is a valid opcode (alias for isValid) #### Parameters ##### value `number` Value to check #### Returns `boolean` True if valid opcode #### Example ```typescript theme={null} Opcode.isValidOpcode(0x01); // true (ADD) Opcode.isValidOpcode(0xFF); // true (SELFDESTRUCT) Opcode.isValidOpcode(0x0C); // false ``` *** ### jumpDests() > **jumpDests**(`bytecode`): `Set`\<`number`> Defined in: [src/primitives/Opcode/jumpDests.js:17](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/jumpDests.js#L17) Find all valid JUMPDEST locations #### Parameters ##### bytecode `Uint8Array`\<`ArrayBufferLike`> Raw bytecode bytes #### Returns `Set`\<`number`> Set of valid jump destinations (byte offsets) #### Example ```typescript theme={null} const bytecode = new Uint8Array([0x5b, 0x60, 0x01, 0x5b]); const dests = Opcode.jumpDests(bytecode); // Set { 0, 3 } ``` *** ### logTopics() > **logTopics**(`opcode`): `number` | `undefined` Defined in: [src/primitives/Opcode/logTopics.js:17](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/logTopics.js#L17) Get number of topics for LOG instruction #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `number` | `undefined` Number of topics (0-4), or undefined if not a LOG #### Example ```typescript theme={null} Opcode.logTopics(Opcode.LOG0); // 0 Opcode.logTopics(Opcode.LOG4); // 4 Opcode.logTopics(Opcode.ADD); // undefined ``` *** ### name() > **name**(`opcode`): `string` Defined in: [src/primitives/Opcode/name.js:15](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/name.js#L15) Get name of an opcode #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `string` Opcode name or "UNKNOWN" if invalid #### Example ```typescript theme={null} const name = Opcode.name(Opcode.ADD); // "ADD" ``` *** ### parse() > **parse**(`bytecode`): [`Instruction`](#instruction)\[] Defined in: [src/primitives/Opcode/parse.js:21](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/parse.js#L21) Parse bytecode into instructions #### Parameters ##### bytecode `Uint8Array`\<`ArrayBufferLike`> Raw bytecode bytes #### Returns [`Instruction`](#instruction)\[] Array of parsed instructions #### Example ```typescript theme={null} const bytecode = new Uint8Array([0x60, 0x01, 0x60, 0x02, 0x01]); const instructions = Opcode.parse(bytecode); // [ // { offset: 0, opcode: PUSH1, immediate: [0x01] }, // { offset: 2, opcode: PUSH1, immediate: [0x02] }, // { offset: 4, opcode: ADD } // ] ``` *** ### pushBytes() > **pushBytes**(`opcode`): `number` | `undefined` Defined in: [src/primitives/Opcode/pushBytes.js:18](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/pushBytes.js#L18) Get number of bytes pushed by PUSH instruction #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `number` | `undefined` Number of bytes (0-32), or undefined if not a PUSH #### Example ```typescript theme={null} Opcode.pushBytes(Opcode.PUSH1); // 1 Opcode.pushBytes(Opcode.PUSH32); // 32 Opcode.pushBytes(Opcode.PUSH0); // 0 Opcode.pushBytes(Opcode.ADD); // undefined ``` *** ### pushOpcode() > **pushOpcode**(`bytes`): [`BrandedOpcode`](#brandedopcode) Defined in: [src/primitives/Opcode/pushOpcode.js:19](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/pushOpcode.js#L19) Get PUSH opcode for given byte count #### Parameters ##### bytes `number` Number of bytes (0-32) #### Returns [`BrandedOpcode`](#brandedopcode) PUSH opcode for that size #### Throws If bytes is not 0-32 #### Example ```typescript theme={null} Opcode.pushOpcode(1); // Opcode.PUSH1 Opcode.pushOpcode(32); // Opcode.PUSH32 Opcode.pushOpcode(0); // Opcode.PUSH0 ``` *** ### swapPosition() > **swapPosition**(`opcode`): `number` | `undefined` Defined in: [src/primitives/Opcode/swapPosition.js:17](https://github.com/evmts/voltaire/blob/bd6ec34405c15ad8cd51d11579d495dc53813482/src/primitives/Opcode/swapPosition.js#L17) Get position for SWAP instruction #### Parameters ##### opcode [`BrandedOpcode`](#brandedopcode) Opcode to query #### Returns `number` | `undefined` Stack position (1-16), or undefined if not a SWAP #### Example ```typescript theme={null} Opcode.swapPosition(Opcode.SWAP1); // 1 Opcode.swapPosition(Opcode.SWAP16); // 16 Opcode.swapPosition(Opcode.ADD); // undefined ``` ## References ### Opcode Re-exports [Opcode](../index/index.mdx#opcode)