lkt/node_modules/@ethereumjs/common/dist.browser/hardforks/chainstart.json

{
    "name": "chainstart",
    "comment": "Start of the Ethereum main chain",
    "url": "",
    "status": "",
    "gasConfig": {
        "minGasLimit": {
            "v": 5000,
            "d": "Minimum the gas limit may ever be"
        },
        "gasLimitBoundDivisor": {
            "v": 1024,
            "d": "The bound divisor of the gas limit, used in update calculations"
        },
        "maxRefundQuotient": {
            "v": 2,
            "d": "Maximum refund quotient; max tx refund is min(tx.gasUsed/maxRefundQuotient, tx.gasRefund)"
        }
    },
    "gasPrices": {
        "base": {
            "v": 2,
            "d": "Gas base cost, used e.g. for ChainID opcode (Istanbul)"
        },
        "tierStep": {
            "v": [
                0,
                2,
                3,
                5,
                8,
                10,
                20
            ],
            "d": "Once per operation, for a selection of them"
        },
        "exp": {
            "v": 10,
            "d": "Base fee of the EXP opcode"
        },
        "expByte": {
            "v": 10,
            "d": "Times ceil(log256(exponent)) for the EXP instruction"
        },
        "sha3": {
            "v": 30,
            "d": "Base fee of the SHA3 opcode"
        },
        "sha3Word": {
            "v": 6,
            "d": "Once per word of the SHA3 operation's data"
        },
        "sload": {
            "v": 50,
            "d": "Base fee of the SLOAD opcode"
        },
        "sstoreSet": {
            "v": 20000,
            "d": "Once per SSTORE operation if the zeroness changes from zero"
        },
        "sstoreReset": {
            "v": 5000,
            "d": "Once per SSTORE operation if the zeroness does not change from zero"
        },
        "sstoreRefund": {
            "v": 15000,
            "d": "Once per SSTORE operation if the zeroness changes to zero"
        },
        "jumpdest": {
            "v": 1,
            "d": "Base fee of the JUMPDEST opcode"
        },
        "log": {
            "v": 375,
            "d": "Base fee of the LOG opcode"
        },
        "logData": {
            "v": 8,
            "d": "Per byte in a LOG* operation's data"
        },
        "logTopic": {
            "v": 375,
            "d": "Multiplied by the * of the LOG*, per LOG transaction. e.g. LOG0 incurs 0 * c_txLogTopicGas, LOG4 incurs 4 * c_txLogTopicGas"
        },
        "create": {
            "v": 32000,
            "d": "Base fee of the CREATE opcode"
        },
        "call": {
            "v": 40,
            "d": "Base fee of the CALL opcode"
        },
        "callStipend": {
            "v": 2300,
            "d": "Free gas given at beginning of call"
        },
        "callValueTransfer": {
            "v": 9000,
            "d": "Paid for CALL when the value transfor is non-zero"
        },
        "callNewAccount": {
            "v": 25000,
            "d": "Paid for CALL when the destination address didn't exist prior"
        },
        "selfdestructRefund": {
            "v": 24000,
            "d": "Refunded following a selfdestruct operation"
        },
        "memory": {
            "v": 3,
            "d": "Times the address of the (highest referenced byte in memory + 1). NOTE: referencing happens on read, write and in instructions such as RETURN and CALL"
        },
        "quadCoeffDiv": {
            "v": 512,
            "d": "Divisor for the quadratic particle of the memory cost equation"
        },
        "createData": {
            "v": 200,
            "d": ""
        },
        "tx": {
            "v": 21000,
            "d": "Per transaction. NOTE: Not payable on data of calls between transactions"
        },
        "txCreation": {
            "v": 32000,
            "d": "The cost of creating a contract via tx"
        },
        "txDataZero": {
            "v": 4,
            "d": "Per byte of data attached to a transaction that equals zero. NOTE: Not payable on data of calls between transactions"
        },
        "txDataNonZero": {
            "v": 68,
            "d": "Per byte of data attached to a transaction that is not equal to zero. NOTE: Not payable on data of calls between transactions"
        },
        "copy": {
            "v": 3,
            "d": "Multiplied by the number of 32-byte words that are copied (round up) for any *COPY operation and added"
        },
        "ecRecover": {
            "v": 3000,
            "d": ""
        },
        "sha256": {
            "v": 60,
            "d": ""
        },
        "sha256Word": {
            "v": 12,
            "d": ""
        },
        "ripemd160": {
            "v": 600,
            "d": ""
        },
        "ripemd160Word": {
            "v": 120,
            "d": ""
        },
        "identity": {
            "v": 15,
            "d": ""
        },
        "identityWord": {
            "v": 3,
            "d": ""
        },
        "stop": {
            "v": 0,
            "d": "Base fee of the STOP opcode"
        },
        "add": {
            "v": 3,
            "d": "Base fee of the ADD opcode"
        },
        "mul": {
            "v": 5,
            "d": "Base fee of the MUL opcode"
        },
        "sub": {
            "v": 3,
            "d": "Base fee of the SUB opcode"
        },
        "div": {
            "v": 5,
            "d": "Base fee of the DIV opcode"
        },
        "sdiv": {
            "v": 5,
            "d": "Base fee of the SDIV opcode"
        },
        "mod": {
            "v": 5,
            "d": "Base fee of the MOD opcode"
        },
        "smod": {
            "v": 5,
            "d": "Base fee of the SMOD opcode"
        },
        "addmod": {
            "v": 8,
            "d": "Base fee of the ADDMOD opcode"
        },
        "mulmod": {
            "v": 8,
            "d": "Base fee of the MULMOD opcode"
        },
        "signextend": {
            "v": 5,
            "d": "Base fee of the SIGNEXTEND opcode"
        },
        "lt": {
            "v": 3,
            "d": "Base fee of the LT opcode"
        },
        "gt": {
            "v": 3,
            "d": "Base fee of the GT opcode"
        },
        "slt": {
            "v": 3,
            "d": "Base fee of the SLT opcode"
        },
        "sgt": {
            "v": 3,
            "d": "Base fee of the SGT opcode"
        },
        "eq": {
            "v": 3,
            "d": "Base fee of the EQ opcode"
        },
        "iszero": {
            "v": 3,
            "d": "Base fee of the ISZERO opcode"
        },
        "and": {
            "v": 3,
            "d": "Base fee of the AND opcode"
        },
        "or": {
            "v": 3,
            "d": "Base fee of the OR opcode"
        },
        "xor": {
            "v": 3,
            "d": "Base fee of the XOR opcode"
        },
        "not": {
            "v": 3,
            "d": "Base fee of the NOT opcode"
        },
        "byte": {
            "v": 3,
            "d": "Base fee of the BYTE opcode"
        },
        "address": {
            "v": 2,
            "d": "Base fee of the ADDRESS opcode"
        },
        "balance": {
            "v": 20,
            "d": "Base fee of the BALANCE opcode"
        },
        "origin": {
            "v": 2,
            "d": "Base fee of the ORIGIN opcode"
        },
        "caller": {
            "v": 2,
            "d": "Base fee of the CALLER opcode"
        },
        "callvalue": {
            "v": 2,
            "d": "Base fee of the CALLVALUE opcode"
        },
        "calldataload": {
            "v": 3,
            "d": "Base fee of the CALLDATALOAD opcode"
        },
        "calldatasize": {
            "v": 2,
            "d": "Base fee of the CALLDATASIZE opcode"
        },
        "calldatacopy": {
            "v": 3,
            "d": "Base fee of the CALLDATACOPY opcode"
        },
        "codesize": {
            "v": 2,
            "d": "Base fee of the CODESIZE opcode"
        },
        "codecopy": {
            "v": 3,
            "d": "Base fee of the CODECOPY opcode"
        },
        "gasprice": {
            "v": 2,
            "d": "Base fee of the GASPRICE opcode"
        },
        "extcodesize": {
            "v": 20,
            "d": "Base fee of the EXTCODESIZE opcode"
        },
        "extcodecopy": {
            "v": 20,
            "d": "Base fee of the EXTCODECOPY opcode"
        },
        "blockhash": {
            "v": 20,
            "d": "Base fee of the BLOCKHASH opcode"
        },
        "coinbase": {
            "v": 2,
            "d": "Base fee of the COINBASE opcode"
        },
        "timestamp": {
            "v": 2,
            "d": "Base fee of the TIMESTAMP opcode"
        },
        "number": {
            "v": 2,
            "d": "Base fee of the NUMBER opcode"
        },
        "difficulty": {
            "v": 2,
            "d": "Base fee of the DIFFICULTY opcode"
        },
        "gaslimit": {
            "v": 2,
            "d": "Base fee of the GASLIMIT opcode"
        },
        "pop": {
            "v": 2,
            "d": "Base fee of the POP opcode"
        },
        "mload": {
            "v": 3,
            "d": "Base fee of the MLOAD opcode"
        },
        "mstore": {
            "v": 3,
            "d": "Base fee of the MSTORE opcode"
        },
        "mstore8": {
            "v": 3,
            "d": "Base fee of the MSTORE8 opcode"
        },
        "sstore": {
            "v": 0,
            "d": "Base fee of the SSTORE opcode"
        },
        "jump": {
            "v": 8,
            "d": "Base fee of the JUMP opcode"
        },
        "jumpi": {
            "v": 10,
            "d": "Base fee of the JUMPI opcode"
        },
        "pc": {
            "v": 2,
            "d": "Base fee of the PC opcode"
        },
        "msize": {
            "v": 2,
            "d": "Base fee of the MSIZE opcode"
        },
        "gas": {
            "v": 2,
            "d": "Base fee of the GAS opcode"
        },
        "push": {
            "v": 3,
            "d": "Base fee of the PUSH opcode"
        },
        "dup": {
            "v": 3,
            "d": "Base fee of the DUP opcode"
        },
        "swap": {
            "v": 3,
            "d": "Base fee of the SWAP opcode"
        },
        "callcode": {
            "v": 40,
            "d": "Base fee of the CALLCODE opcode"
        },
        "return": {
            "v": 0,
            "d": "Base fee of the RETURN opcode"
        },
        "invalid": {
            "v": 0,
            "d": "Base fee of the INVALID opcode"
        },
        "selfdestruct": {
            "v": 0,
            "d": "Base fee of the SELFDESTRUCT opcode"
        }
    },
    "vm": {
        "stackLimit": {
            "v": 1024,
            "d": "Maximum size of VM stack allowed"
        },
        "callCreateDepth": {
            "v": 1024,
            "d": "Maximum depth of call/create stack"
        },
        "maxExtraDataSize": {
            "v": 32,
            "d": "Maximum size extra data may be after Genesis"
        }
    },
    "pow": {
        "minimumDifficulty": {
            "v": 131072,
            "d": "The minimum that the difficulty may ever be"
        },
        "difficultyBoundDivisor": {
            "v": 2048,
            "d": "The bound divisor of the difficulty, used in the update calculations"
        },
        "durationLimit": {
            "v": 13,
            "d": "The decision boundary on the blocktime duration used to determine whether difficulty should go up or not"
        },
        "epochDuration": {
            "v": 30000,
            "d": "Duration between proof-of-work epochs"
        },
        "timebombPeriod": {
            "v": 100000,
            "d": "Exponential difficulty timebomb period"
        },
        "minerReward": {
            "v": "5000000000000000000",
            "d": "the amount a miner get rewarded for mining a block"
        },
        "difficultyBombDelay": {
            "v": 0,
            "d": "the amount of blocks to delay the difficulty bomb with"
        }
    }
}