Created
May 2, 2024 07:37
-
-
Save wenakita/78eb23ec93c9c130b79262a3ffba74b9 to your computer and use it in GitHub Desktop.
Created using remix-ide: Realtime Ethereum Contract Compiler and Runtime. Load this file by pasting this gists URL or ID at https://remix.ethereum.org/#version=soljson-v0.8.20+commit.a1b79de6.js&optimize=false&runs=200&gist=
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| // SPDX-License-Identifier: MIT | |
| pragma solidity ^0.8.20; | |
| // forgefmt: disable-start | |
| /** | |
| * bbbbbbbb dddddddd | |
| * b::::::b d::::::d | |
| * b::::::b d::::::d | |
| * b::::::b d::::::d | |
| * b:::::b d:::::d | |
| * ggggggggg ggggg aaaaaaaaaaaaa ssssssssss b:::::bbbbbbbbb aaaaaaaaaaaaa ddddddddd:::::d | |
| * g:::::::::ggg::::g a::::::::::::a ss::::::::::s b::::::::::::::bb a::::::::::::a dd::::::::::::::d | |
| * g:::::::::::::::::g aaaaaaaaa:::::ass:::::::::::::s b::::::::::::::::b aaaaaaaaa:::::a d::::::::::::::::d | |
| * g::::::ggggg::::::gg a::::as::::::ssss:::::s b:::::bbbbb:::::::b a::::ad:::::::ddddd:::::d | |
| * g:::::g g:::::g aaaaaaa:::::a s:::::s ssssss b:::::b b::::::b aaaaaaa:::::ad::::::d d:::::d | |
| * g:::::g g:::::g aa::::::::::::a s::::::s b:::::b b:::::b aa::::::::::::ad:::::d d:::::d | |
| * g:::::g g:::::g a::::aaaa::::::a s::::::s b:::::b b:::::b a::::aaaa::::::ad:::::d d:::::d | |
| * g::::::g g:::::ga::::a a:::::assssss s:::::s b:::::b b:::::ba::::a a:::::ad:::::d d:::::d | |
| * g:::::::ggggg:::::ga::::a a:::::as:::::ssss::::::s b:::::bbbbbb::::::ba::::a a:::::ad::::::ddddd::::::dd | |
| * g::::::::::::::::ga:::::aaaa::::::as::::::::::::::s b::::::::::::::::b a:::::aaaa::::::a d:::::::::::::::::d | |
| * gg::::::::::::::g a::::::::::aa:::as:::::::::::ss b:::::::::::::::b a::::::::::aa:::a d:::::::::ddd::::d | |
| * gggggggg::::::g aaaaaaaaaa aaaa sssssssssss bbbbbbbbbbbbbbbb aaaaaaaaaa aaaa ddddddddd ddddd | |
| * g:::::g | |
| * gggggg g:::::g | |
| * g:::::gg gg:::::g | |
| * g::::::ggg:::::::g | |
| * gg:::::::::::::g | |
| * ggg::::::ggg | |
| * gggggg | |
| */ | |
| // forgefmt: disable-end | |
| /// @title Bytecode20 | |
| /// @notice Turbo gas optimized ERC20 written in EVM bytecode | |
| /// @author Thomas (@0xjustadev) | |
| contract Bytecode20 { | |
| // 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef | |
| event Transfer(address indexed _from, address indexed _to, uint256 _value); | |
| // 0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925 | |
| event Approval(address indexed _owner, address indexed _spender, uint256 _value); | |
| // 0xf4d678b8 | |
| error InsufficientBalance(); | |
| // 0x3f726eac | |
| error InsufficientApproval(); | |
| // 0x1ab7da6b | |
| error DeadlineExpired(); | |
| // 0x8baa579f | |
| error InvalidSignature(); | |
| /** | |
| * STORAGE LAYOUT: | |
| * ADDRESS BALANCE: | |
| * KEY: 0xXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX00000000000000000000000F | |
| * VALUE: BALANCE OF ADDRESS X | |
| * APPROVAL AMOUNT: | |
| * KEY: 0xXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXZYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYE | |
| * X AND Y USE LOWEST 126 BITS OF ADDRESS, Z IS OVERLAP | |
| * MATCHING 126 BITS WOULD TAKE THE ENTIRE BITCOIN HASH RATE | |
| * APPX 4B YEARS TO FIND A MATCH AT A COST OF ~11.5M USD / DAY | |
| * VALUE: APPROVAL AMOUNT FOR ADDRESS Y TO SPEND OF X'S BALANCE | |
| * ADDRESS NONCE: | |
| * KEY: 0xXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX00000000000000000000000D | |
| * VALUE: NONCE OF ADDRESS X | |
| */ | |
| constructor( | |
| uint256 _totalSupply, | |
| uint256 _decimals, | |
| string memory _name, | |
| string memory _version, | |
| string memory _symbol | |
| ) payable { | |
| assembly { | |
| if gt(_decimals, 0xFF) { revert(0, 0) } | |
| sstore(or(0x0F, shl(96, caller())), _totalSupply) | |
| mstore(0x00, _totalSupply) | |
| log3(0x00, 0x20, 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef, 0x00, caller()) | |
| let nameSize := mload(_name) | |
| let symbolSize := mload(_symbol) | |
| if gt(symbolSize, 0x20) { revert(0, 0) } | |
| symbolSize := 0x40 | |
| let nameHash := keccak256(add(_name, 0x20), nameSize) | |
| let versionHash := keccak256(add(_version, 0x20), mload(_version)) | |
| let nameWords := add(0x01, div(nameSize, 0x20)) | |
| if iszero(iszero(mod(nameSize, 0x20))) { nameWords := add(nameWords, 0x01) } | |
| nameSize := mul(nameWords, 0x20) | |
| let offset := mload(0x40) | |
| mstore(offset, 0x8b73c3c69bb8fe3d512ecc4cf759cc79239f7b179b0ffacaa9a75d522b39400f) | |
| mstore(add(offset, 0x20), nameHash) | |
| mstore(add(offset, 0x40), versionHash) | |
| mstore(add(offset, 0x60), chainid()) | |
| mstore(add(offset, 0x80), address()) | |
| let domainHash := keccak256(offset, 0xA0) | |
| mstore(add(offset, 0x536), 0x5952596000205B60005260206000F35B60043560601B600D17545952596000F3) | |
| mstore(add(offset, 0x516), 0x595246595230) | |
| mstore(add(offset, 0x510), versionHash) | |
| mstore(add(offset, 0x4F0), 0x59527F) | |
| mstore(add(offset, 0x4ED), nameHash) | |
| mstore(add(offset, 0x4CD), 0xC69BB8FE3D512ECC4CF759CC79239F7B179B0FFACAA9A75D522B39400F59527F) | |
| mstore(add(offset, 0x4AD), 0x30141661053C577F8B73C3) | |
| mstore(add(offset, 0x4A2), address()) | |
| mstore(add(offset, 0x48E), 0x461473) | |
| mstore(add(offset, 0x48B), chainid()) | |
| mstore(add(offset, 0x46B), 0x7F) | |
| mstore(add(offset, 0x46A), domainHash) | |
| mstore(add(offset, 0x44A), 0x5952596000F35B7F) | |
| mstore(add(offset, 0x442), _decimals) | |
| mstore(add(offset, 0x441), 0x5939596000F35B60) | |
| mstore(add(offset, 0x439), add(0x0556, nameSize)) | |
| mstore(add(offset, 0x437), 0x6105565939596000F35B6020595261004061) | |
| mstore(add(offset, 0x425), nameSize) | |
| mstore(add(offset, 0x423), 0x5952596000F35B6020595261) | |
| mstore(add(offset, 0x417), _totalSupply) | |
| mstore(add(offset, 0x3F7), 0x6011565B60243560821B607E1C60043560821B600E1717545952596000F35B7F) | |
| mstore(add(offset, 0x3D7), 0x200AC8C7C3B92560206000A360006000F35B631AB7DA6B6011565B638BAA579F) | |
| mstore(add(offset, 0x3B7), 0x1755826000527F8C5BE1E5EBEC7D5BD14F71427D1E84F3DD0314C0F7B2291E5B) | |
| mstore(add(offset, 0x397), 0x81151790841415176103F1576001019055828260821B607E1C8260821B600E17) | |
| mstore(add(offset, 0x377), 0x604260002060005260606084602037602060006080600060015AFA1560005190) | |
| mstore(add(offset, 0x357), 0x601C80604252826062528360825290600D1780548060A25260C0602220602252) | |
| mstore(add(offset, 0x337), 0x64845D6126C960225260C25260443560243560601B60601C60043560601B8060) | |
| mstore(add(offset, 0x317), 0x00526002527F6E71EDAE12B1B97F4D1F60370FEF10105FA2FAAE0126114A169C) | |
| mstore(add(offset, 0x2F7), 0x5952465952305952596000205B61190160F01B60) | |
| mstore(add(offset, 0x2E3), versionHash) | |
| mstore(add(offset, 0x2C3), 0x59527F) | |
| mstore(add(offset, 0x2C0), nameHash) | |
| mstore(add(offset, 0x2A0), 0xC69BB8FE3D512ECC4CF759CC79239F7B179B0FFACAA9A75D522B39400F59527F) | |
| mstore(add(offset, 0x280), 0x30141661030F57507F8B73C3) | |
| mstore(add(offset, 0x274), address()) | |
| mstore(add(offset, 0x260), 0x461473) | |
| mstore(add(offset, 0x25D), chainid()) | |
| mstore(add(offset, 0x23D), 0x7F) | |
| mstore(add(offset, 0x23C), domainHash) | |
| mstore(add(offset, 0x21C), 0xC8C7C3B9255984A3600181525990F35B5B6064358042116103E8577F) | |
| mstore(add(offset, 0x200), 0x599259527F8C5BE1E5EBEC7D5BD14F71427D1E84F3DD0314C0F7B2291E5B200A) | |
| mstore(add(offset, 0x1E0), 0x565B60243560043560601B60601C33828260821B607E1C8260821B600E171755) | |
| mstore(add(offset, 0x1C0), 0xC4A11628F55A4DF523B3EF596000A36001600052596000F35B633F726EAC6011) | |
| mstore(add(offset, 0x1A0), 0x805483019055905952837FDDF252AD1BE2C89B69C2B068FC378DAA952BA7F163) | |
| mstore(add(offset, 0x180), 0x0186565B50505B821061011657808203835560243560601B8060601C90600F17) | |
| mstore(add(offset, 0x160), 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFF14610183578083116101D857829003905561) | |
| mstore(add(offset, 0x140), 0x7E1C8560821B600E17178054807FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF) | |
| mstore(add(offset, 0x120), 0x60043560601B8060601C90600F17805460443580338514610186573360821B60) | |
| mstore(add(offset, 0x100), 0x1628F55A4DF523B3EF596000A36001600052596000F35B63F4D678B86011565B) | |
| mstore(add(offset, 0xE0), 0x83019055905952837FDDF252AD1BE2C89B69C2B068FC378DAA952BA7F163C4A1) | |
| mstore(add(offset, 0xC0), 0x5460243580821061011657808203835560043560601B8060601C90600F178054) | |
| mstore(add(offset, 0xA0), 0x45575959FD5B60043560601B600F17545952596000F35B338060601B600F1780) | |
| mstore(add(offset, 0x80), 0x578063313CE5671461045F5780633644E515146104685780637ECEBE00146105) | |
| mstore(add(offset, 0x60), 0x806318160DDD1461041557806306FDDE031461043D57806395D89B411461044E) | |
| mstore(add(offset, 0x40), 0x63095EA7B3146101E1578063D505ACCF14610230578063DD62ED3E146103FA57) | |
| mstore(add(offset, 0x20), 0x806370A082311460A5578063A9059CBB1460B657806323B872DD1461011f5780) | |
| mstore(offset, 0x59351559341117600D57601A565B5959FD5B6000526004601CFD5B593560E01C) | |
| let nameOffset := 0x00 | |
| for {} 1 {} { | |
| if iszero(lt(nameOffset, nameSize)) { break } | |
| mstore(add(add(offset, 0x556), nameOffset), mload(add(_name, nameOffset))) | |
| nameOffset := add(nameOffset, 0x20) | |
| } | |
| mstore(add(add(offset, 0x556), nameSize), mload(_symbol)) | |
| mstore(add(add(offset, 0x556), add(nameSize, 0x20)), mload(add(_symbol, 0x20))) | |
| return(offset, add(0x40, add(0x556, nameSize))) | |
| } | |
| // 59351559341117600D57601A565B5959FD5B6000526004601CFD5B | |
| // 0000: 59 MSIZE (stack: 0) | |
| // 0001: 35 CALLDATALOAD (stack: first calldata word) | |
| // 0002: 15 ISZERO (stack: calldataiszero) | |
| // 0003: 59 MSIZE (stack: 0, calldataiszero) | |
| // 0004: 34 CALLVALUE (stack: callvalue, 0, calldataiszero) | |
| // 0005: 11 GT (stack: callvaluegtzero, calldataiszero) | |
| // 0006: 17 OR (stack: calldatagtzeroORcalldataiszero) | |
| // 0007: 600d push jump dest if calldata is zero (receive/fallback) (stack: 0x0d, calldatagtzeroORcalldataiszero) | |
| // 0009: 57 JUMPI dest condition (stack: empty) | |
| // 000a: 601A push jump dest PC if calldata is nonzero (stack: 0x0D) | |
| // 000c: 56 JUMP (stack: empty) | |
| // 000d: 5B JUMPDEST for generic revert (stack: empty) | |
| // 000e: 5959 MSIZE MSIZE (stack: 0, 0) | |
| // 0010: FD REVERT | |
| // 0011: 5B JUMPDEST for error revert, assumes top item on stack is right aligned revert code (stack: revert code, ...) | |
| // 0012: 6000 (stack: 0, revert code, ...) | |
| // 0014: 52 MSTORE (stack: ...) | |
| // 0015: 6004601CFD PUSH1 1C, PUSH1 04 (stack: 0x1C, 0x04, ...), REVERT | |
| // 001a: 5B JUMPDEST (stack: empty) | |
| // FUNCTION SELECTOR - balanceOf, transfer, transferFrom, approve, permit, allowance, totalSupply, name, symbol, decimals, DOMAIN_SEPARATOR, nonces | |
| // 593560E01C | |
| // 806370A082311460A5578063A9059CBB1460B657806323B872DD1461011f5780 | |
| // 63095EA7B3146101E1578063D505ACCF14610230578063DD62ED3E146103FA57 | |
| // 806318160DDD1461041557806306FDDE031461043D57806395D89B411461044E | |
| // 578063313CE5671461045F5780633644E515146104685780637ECEBE00146105 | |
| // 45575959FD | |
| // 001b: 59 MSIZE (stack: 0) | |
| // 001c: 35 CALLDATALOAD (stack: first calldata word) | |
| // 001d: 60E0 push 224 to stack for shr (stack: 0xE0, first calldata word) | |
| // 001f: 1C SHR (stack: selector) | |
| // 0020: 80 DUP1 selector (stack: selector, selector) | |
| // 0021: 6370a08231 PUSH4 balanceOf selector (stack: balanceOf, selector, selector) | |
| // 0026: 14 EQ (stack: isBalanceOf, selector) | |
| // 0027: 60a5 push jump dest if balanceOf (stack: dest, isBalanceOf, selector) | |
| // 0029: 57 JUMPI dest condition (stack: selector) | |
| // 002a: 80 DUP1 selector (stack: selector, selector) | |
| // 002b: 63a9059cbb PUSH4 transfer selector (stack: transfer, selector, selector) | |
| // 0030: 14 EQ (stack: isTransfer, selector) | |
| // 0031: 60b6 push jump dest if transfer (stack: dest, isTransfer, selector) | |
| // 0033: 57 JUMPI dest condition (stack: selector) | |
| // 0034: 80 DUP1 selector (stack: selector, selector) | |
| // XXXX: 6323b872dd PUSH4 transferFrom selector (stack: transferFrom, selector, selector) | |
| // XXXX: 14 EQ (stack: isTransferFrom, selector) | |
| // XXXX: 61011f push jump dest if transferFrom (stack: dest, isTransferFrom, selector) | |
| // XXXX: 57 JUMPI dest condition (stack: selector) | |
| // 003f: 80 DUP1 selector (stack: selector, selector) | |
| // XXXX: 63095ea7b3 PUSH4 approve selector (stack: approve, selector, selector) | |
| // XXXX: 14 EQ (stack: isApprove, selector) | |
| // XXXX: 6101e1 push jump dest if approve (stack: dest, isApprove, selector) | |
| // XXXX: 57 JUMPI dest condition (stack: selector) | |
| // 004a: 80 DUP1 selector (stack: selector, selector) | |
| // XXXX: 63d505accf PUSH4 permit selector (stack: permit, selector, selector) | |
| // XXXX: 14 EQ (stack: isPermit, selector) | |
| // XXXX: 610230 push jump dest if permit (stack: dest, isPermit, selector) | |
| // XXXX: 57 JUMPI dest condition (stack: selector) | |
| // 0055: 80 DUP1 selector (stack: selector, selector) | |
| // XXXX: 63dd62ed3e PUSH4 allowance selector (stack: allowance, selector, selector) | |
| // XXXX: 14 EQ (stack: isAllowance, selector) | |
| // XXXX: 6103fa push jump dest if allowance (stack: dest, isAllowance, selector) | |
| // XXXX: 57 JUMPI dest condition (stack: selector) | |
| // 0060: 80 DUP1 selector (stack: selector, selector) | |
| // XXXX: 6318160ddd PUSH4 totalSupply selector (stack: totalSupply, selector, selector) | |
| // XXXX: 14 EQ (stack: isTotalSupply, selector) | |
| // XXXX: 610415 push jump dest if totalSupply (stack: dest, isTotalSupply, selector) | |
| // XXXX: 57 JUMPI dest condition (stack: selector) | |
| // 006b: 80 DUP1 selector (stack: selector, selector) | |
| // XXXX: 6306fdde03 PUSH4 name selector (stack: name, selector, selector) | |
| // XXXX: 14 EQ (stack: isName, selector) | |
| // XXXX: 61043D push jump dest if name (stack: dest, isName, selector) | |
| // XXXX: 57 JUMPI dest condition (stack: selector) | |
| // 0076: 80 DUP1 selector (stack: selector, selector) | |
| // XXXX: 6395d89b41 PUSH4 symbol selector (stack: symbol, selector, selector) | |
| // XXXX: 14 EQ (stack: isSymbol, selector) | |
| // XXXX: 61044E push jump dest if symbol (stack: dest, isSymbol, selector) | |
| // XXXX: 57 JUMPI dest condition (stack: selector) | |
| // 0081: 80 DUP1 selector (stack: selector, selector) | |
| // XXXX: 63313ce567 PUSH4 decimals selector (stack: decimals, selector, selector) | |
| // XXXX: 14 EQ (stack: isDecimals, selector) | |
| // XXXX: 61045F push jump dest if decimals (stack: dest, isDecimals, selector) | |
| // XXXX: 57 JUMPI dest condition (stack: selector) | |
| // 008c: 80 DUP1 selector (stack: selector, selector) | |
| // XXXX: 633644e515 PUSH4 separator selector (stack: separator, selector, selector) | |
| // XXXX: 14 EQ (stack: isSeparator, selector) | |
| // XXXX: 610468 push jump dest if separator (stack: dest, isSeparator, selector) | |
| // XXXX: 57 JUMPI dest condition (stack: selector) | |
| // 0097: 80 DUP1 selector (stack: selector, selector) | |
| // XXXX: 637ecebe00 PUSH4 nonces selector (stack: nonces, selector, selector) | |
| // XXXX: 14 EQ (stack: isNonces, selector) | |
| // XXXX: 610545 push jump dest if nonces (stack: dest, isNonces, selector) | |
| // XXXX: 57 JUMPI dest condition (stack: selector) | |
| // 00a2: 5959FD (fallback revert) | |
| // BALANCE OF FUNCTION | |
| // 5B60043560601B600F17545952596000F3 | |
| // 00a5: 5B JUMPDEST for balanceOf selector | |
| // 00a6: 6004 PUSH1 0x04 to stack to load address offset (stack: address offset) | |
| // 00a8: 35 CALLDATALOAD (stack: address) | |
| // 00a9: 6060 PUSH1 0x60 to stack for address shift (stack: 0x60, address) | |
| // 00ab: 1B SHL shift address 96 bits left (stack: shifted address) | |
| // 00ac: 600F PUSH1 0x0F to stack for storage slot offset (stack: 0x0F, shifted address) | |
| // 00ae: 17 OR combine 0x0F and shifted address for storage slot (stack: balance storage slot) | |
| // 00af: 54 SLOAD load storage slot to stack (stack: balance) | |
| // 00b0: 59 MSIZE to put a 0 on stack (stack: 0, balance) | |
| // 00b1: 52 MSTORE to store balance at mem[00:1F] (stack: empty) | |
| // 00b2: 596000 MSIZE, PUSH1 0x00 to store memory return range (stack: 0x00, 0x20) | |
| // 00b5: F3 RETURN | |
| // TRANSFER FUNCTION | |
| // 5B338060601B600F178054602435808210610116578082038355 | |
| // 00b6: 5B JUMPDEST for transfer selector | |
| // 00b7: 33 CALLER (stack: from address) | |
| // 00b8: 80 DUP1 (stack: from address, from address) | |
| // 00b9: 6060 PUSH1 0x60 to stack for address shift (stack: 0x60, from address, from address) | |
| // 00bb: 1B SHL shift address 96 bits left (stack: shifted from address, from address) | |
| // 00bc: 600F PUSH1 0x0F to stack for storage slot offset (stack: 0x0F, shifted from address, from address) | |
| // 00be: 17 OR combine 0x0F and shifted address for storage slot (stack: from balance storage slot (fbss), from address) | |
| // 00bf: 80 DUP1 (stack: fbss, fbss, from address) | |
| // 00c0: 54 SLOAD load storage slot to stack (stack: from balance, fbss, from address) | |
| // 00c1: 6024 PUSH1 0x24 to stack to load value offset (stack: value offset, from balance, fbss, from address) | |
| // 00c3: 35 CALLDATALOAD (stack: value, from balance, fbss, from address) | |
| // 00c4: 80 DUP1 (stack: value, value, from balance, fbss, from address) | |
| // 00c5: 82 DUP3 (stack: from balance, value, value, from balance, fbss, from address) | |
| // 00c6: 10 LT (stack: frombalanceLTvalue, value, from balance, fbss, from address) | |
| // 00c7: 610116 PUSH1 jump destination for from balance less than value (stack: dest, frombalanceLTvalue, value, from balance, fbss, from address) | |
| // 00ca: 57 JUMPI jump if balance less than value (stack: value, from balance, fbss, from address) | |
| // 00cb: 80 DUP1 (stack: value, value, from balance, fbss, from address) | |
| // 00cc: 82 DUP3 (stack: from balance, value, value, from balance, fbss, from address) | |
| // 00cd: 03 SUB (stack: new from balance, value, from balance, fbss, from address) | |
| // 00ce: 83 DUP4 (stack: fbss, new from balance, value, from balance, fbss, from address) | |
| // 00cf: 55 SSTORE (stack: value, from balance, fbss, from address) | |
| // 60043560601B8060601C90600F178054 | |
| // 00d0: 6004 PUSH1 0x04 to stack to load to address offset (stack: to address offset, value, from balance, fbss, from address) | |
| // 00d2: 35 CALLDATALOAD (stack: to address, value, from balance, fbss, from address) | |
| // 00d3: 6060 PUSH1 0x60 to stack for address shift (stack: 0x60, to address, value, from balance, fbss, from address) | |
| // 00d5: 1B SHL shift address 96 bits left (stack: shifted to address, value, from balance, fbss, from address) | |
| // 00d6: 80 DUP1 (stack: shifted to address, shifted to address, value, from balance, fbss, from address) | |
| // 00d7: 6060 PUSH1 0x60 to stack for address shift (stack: 0x60, shifted to address, shifted to address, value, from balance, fbss, from address) | |
| // 00d9: 1C SHR shift address 96 bits right (stack: to address, shifted to address, value, from balance, fbss, from address) | |
| // 00da: 90 SWAP1 (stack: shifted to address, to address, value, from balance, fbss, from address) | |
| // 00db: 600F PUSH1 0x0F to stack for storage slot offset (stack: 0x0F, shifted to address, to address, value, from balance, fbss, from address) | |
| // 00dd: 17 OR combine 0x0F and shifted address for storage slot (stack: to balance storage slot (tbss), to address, value, from balance, fbss, from address) | |
| // 00de: 80 DUP1 (stack: tbss, tbss, to address, value, from balance, fbss, from address) | |
| // 00df: 54 SLOAD load storage slot to stack (stack: to balance, tbss, to address, value, from balance, fbss, from address) | |
| // 83019055 | |
| // 00e0: 83 DUP4 (stack: value, to balance, tbss, to address, value, from balance, fbss, from address) | |
| // 00e1: 01 ADD (stack: new to balance, tbss, to address, value, from balance, fbss, from address) | |
| // 00e2: 90 SWAP1 (stack: tbss, new to balance, to address, value, from balance, fbss, from address) | |
| // 00e3: 55 SSTORE (stack: to address, value, from balance, fbss, from address) | |
| // 905952837FDDF252AD1BE2C89B69C2B068FC378DAA952BA7F163C4A11628F55A4DF523B3EF596000A36001600052596000F3 | |
| // 00e4: 90 SWAP1 (stack: value, to address, from balance, fbss, from address) | |
| // 00e5: 5952 MSIZE, MSTORE to store value in mem[0x00:0x1f] (stack: to address, from balance, fbss, from address) | |
| // 00e7: 83 DUP4 (stack: from address, to address, from balance, fbss, from address) | |
| // 00e8: 7Fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef PUSH32 transfer signature (stack: transfer signature, from address, to address, from balance, fbss, from address) | |
| // 0109: 596000 MSIZE, PUSH1 0x00 (stack: 0x00, 0x20, transfer signature, from address, to address, from balance, fbss, from address) | |
| // 010c: A3 LOG3 (stack: from balance, fbss, from address) | |
| // 010d: 6001600052 PUSH1 0x01, PUSH1 0x00, MSTORE to store 0x01 at mem[0x00:0x1f] (stack: from balance, fbss, from address) | |
| // 0112: 596000 MSIZE, PUSH1 0x00 (stack: 0x00, 0x20, from balance, fbss, from address) | |
| // 0115: F3 RETURN | |
| // 5B63F4D678B8601156 | |
| // 0116: 5B JUMPDEST for balance less than value revert | |
| // 0117: 63F4D678B8 PUSH4 from balance insufficient error selector (stack: error selector, ...) | |
| // 011c: 6011 PUSH1 0x11 for revert jump dest (stack: dest, error selector, ...) | |
| // 011e: 56 JUMP to revert | |
| // TRANSFER FROM FUNCTION | |
| // 5B60043560601B8060601C90600F178054 | |
| // 011f: 5B JUMPDEST for transferFrom selector | |
| // 0120: 6004 PUSH1 0x04 to stack to load to address offset (stack: from address offset) | |
| // 0122: 35 CALLDATALOAD (stack: from address) | |
| // 0123: 6060 PUSH1 0x60 to stack for address shift (stack: 0x60, from address) | |
| // 0125: 1B SHL shift address 96 bits left (stack: shifted from address) | |
| // 0126: 80 DUP1 (stack: shifted from address, shifted from address) | |
| // 0127: 6060 PUSH1 0x60 to stack for address shift (stack: 0x60, shifted from address, shifted from address) | |
| // 0129: 1C SHR shift address 96 bits right (stack: from address, shifted from address) | |
| // 012a: 90 SWAP1 (stack: shifted from address, from address) | |
| // 012b: 600F PUSH1 0x0F to stack for storage slot offset (stack: 0x0F, shifted from address, from address) | |
| // 012d: 17 OR combine 0x0F and shifted address for storage slot (stack: from balance storage slot (fbss), from address) | |
| // 012e: 80 DUP1 (stack: fbss, fbss, from address) | |
| // 012f: 54 SLOAD load storage slot to stack (stack: from balance, fbss, from address) | |
| // 60443580 | |
| // 0130: 6044 PUSH1 0x44 to stack to load value offset (stack: value offset, from balance, fbss, from address) | |
| // 0132: 35 CALLDATALOAD (stack: value, from balance, fbss, from address) | |
| // 0133: 80 DUP1 (stack: value, value, from balance, fbss, from address) | |
| // 338514610186573360821B607E1C8560821B600E17178054807FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF14610183578083116101D857829003905561018656 | |
| // 0134: 33 CALLER (stack: operator address, value, value, from balance, fbss, from address) | |
| // 0135: 85 DUP6 copy from address to top of stack (stack: from address, operator address, value, value, from balance, fbss, from address) | |
| // 0136: 14 EQ check if from address is operator (stack: callerEQfrom, value, value, from balance, fbss, from address) | |
| // 0137: 610186 PUSH2 dest for if caller is from (stack: dest, callerEQfrom, value, value, from balance, fbss, from address) | |
| // 013a: 57 JUMPI jump if caller is from (stack: value, value, from balance, fbss, from address) | |
| // 013b: 33 CALLER (stack: operator address, value, value, from balance, fbss, from address) | |
| // 013c: 6082 PUSH1 0x82 to stack to shift operator address left 130 bits (stack: 0x82, operator address, value, value, from balance, fbss, from address) | |
| // 013e: 1B SHL shift operator address left 130 bits (stack: shifted operator address, value, value, from balance, fbss, from address) | |
| // 013f: 607E PUSH1 0x7E to stack to shift operator address back right 126 bits (stack: 0x7E, shifted operator address, value, value, from balance, fbss, from address) | |
| // 0141: 1C SHR shift operator address right 126 bits (stack: shifted operator address, value, value, from balance, fbss, from address) | |
| // 0142: 85 DUP6 copy from address to top of stack (stack: from address, shifted operator address, value, value, from balance, fbss, from address) | |
| // 0143: 6082 PUSH1 0x82 to stack to shift from address left 130 bits (stack: 0x82, from address, shifted operator address, value, value, from balance, fbss, from address) | |
| // 0145: 1B SHL shift from address left 130 bits (stack: shifted from address, shifted operator address, value, value, from balance, fbss, from address) | |
| // 0146: 600E PUSH1 0x0E to stack for approval storage offset (stack: 0x0E, shifted from address, shifted operator address, value, value, from balance, fbss, from address) | |
| // 0148: 1717 OR x2 to get approval storage slot (stack: approval storage slot, value, value, from balance, fbss, from address) | |
| // 014a: 80 DUP1 (stack: approval storage slot, approval storage slot, value, value, from balance, fbss, from address) | |
| // 014b: 54 SLOAD load storage slot to stack (stack: approved amount, approval storage slot, value, value, from balance, fbss, from address) | |
| // 014c: 80 DUP1 (stack: approved amount, approved amount, approval storage slot, value, value, from balance, fbss, from address) | |
| // 014d: 7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF PUSH32 uint256 max to stack (stack: -1, approved amount, approved amount, approval storage slot, value, value, from balance, fbss, from address) | |
| // 016e: 14 EQ check if approved amount is uint256 max (stack: ismax, approved amount, approval storage slot, value, value, from balance, fbss, from address) | |
| // 016f: 610183 PUSH2 dest for approval is uint256 max (stack: dest, ismax, approved amount, approval storage slot, value, value, from balance, fbss, from address) | |
| // 0172: 57 JUMPI jump if approval is uint256 max (stack: approved amount, approval storage slot, value, value, from balance, fbss, from address) | |
| // 0173: 80 DUP1 (stack: approved amount, approved amount, approval storage slot, value, value, from balance, fbss, from address) | |
| // 0174: 83 DUP4 (stack: value, approved amount, approved amount, approval storage slot, value, value, from balance, fbss, from address) | |
| // 0175: 11 GT (stack: valueGTapproved, approved amount, approval storage slot, value, value, from balance, fbss, from address) | |
| // 0176: 6101D8 PUSH2 jump dest if value is greater than approved (stack: dest, valueGTapproved, approved amount, approval storage slot, value, value, from balance, fbss, from address) | |
| // 0179: 57 JUMPI jump if value is greater than approved (stack: approved amount, approval storage slot, value, value, from balance, fbss, from address) | |
| // 017a: 82 DUP3 (stack: value, approved amount, approval storage slot, value, value, from balance, fbss, from address) | |
| // 017b: 90 SWAP1 (stack: approved amount, value, approval storage slot, value, value, from balance, fbss, from address) | |
| // 017c: 03 SUB (stack: new approved, approval storage slot, value, value, from balance, fbss, from address) | |
| // 017d: 90 SWAP1 (stack: approval storage slot, new approved, value, value, from balance, fbss, from address) | |
| // 017e: 55 SSTORE (stack: value, value, from balance, fbss, from address) | |
| // 017f: 610186 PUSH2 jump dest for approval amount updated (stack: dest, value, value, from balance, fbss, from address) | |
| // 0182: 56 JUMP (stack: value, value, from balance, fbss, from address) | |
| // 5B5050 | |
| // 0183: 5B JUMPDEST destination when approval is uint256 max (stack: approved amount, approval storage slot, value, value, from balance, fbss, from address) | |
| // 0184: 5050 POP x2 to align stack for transfer (stack: value, value, from balance, fbss, from address) | |
| // 5B8210610116578082038355 | |
| // 0186: 5B JUMPDEST destination when caller is from, approval amount updated (stack: value, value, from balance, fbss, from address) | |
| // 0187: 82 DUP3 (stack: from balance, value, value, from balance, fbss, from address) | |
| // 0188: 10 LT (stack: frombalanceLTvalue, value, from balance, fbss, from address) | |
| // 0189: 610116 PUSH1 jump destination for from balance less than value (stack: dest, frombalanceLTvalue, value, from balance, fbss, from address) | |
| // 018c: 57 JUMPI jump if balance less than value (stack: value, from balance, fbss, from address) | |
| // 018d: 80 DUP1 (stack: value, value, from balance, fbss, from address) | |
| // 018e: 82 DUP3 (stack: from balance, value, value, from balance, fbss, from address) | |
| // 018f: 03 SUB (stack: new from balance, value, from balance, fbss, from address) | |
| // 0190: 83 DUP4 (stack: fbss, new from balance, value, from balance, fbss, from address) | |
| // 0191: 55 SSTORE (stack: value, from balance, fbss, from address) | |
| // 60243560601B8060601C90600F17805483019055 | |
| // 0192: 6024 PUSH1 0x24 to stack to load to address offset (stack: to address offset, value, from balance, fbss, from address) | |
| // 0194: 35 CALLDATALOAD (stack: to address, value, from balance, fbss, from address) | |
| // 0195: 6060 PUSH1 0x60 to stack for address shift (stack: 0x60, to address, value, from balance, fbss, from address) | |
| // 0197: 1B SHL shift address 96 bits left (stack: shifted to address, value, from balance, fbss, from address) | |
| // 0198: 80 DUP1 (stack: shifted to address, shifted to address, value, from balance, fbss, from address) | |
| // 0199: 6060 PUSH1 0x60 to stack for address shift (stack: 0x60, shifted to address, shifted to address, value, from balance, fbss, from address) | |
| // 019b: 1C SHR shift address 96 bits right (stack: to address, shifted to address, value, from balance, fbss, from address) | |
| // 019c: 90 SWAP1 (stack: shifted to address, to address, value, from balance, fbss, from address) | |
| // 019d: 600F PUSH1 0x0F to stack for storage slot offset (stack: 0x0F, shifted to address, to address, value, from balance, fbss, from address) | |
| // 019f: 17 OR combine 0x0F and shifted address for storage slot (stack: to balance storage slot (tbss), to address, value, from balance, fbss, from address) | |
| // 01a0: 80 DUP1 (stack: tbss, tbss, to address, value, from balance, fbss, from address) | |
| // 01a1: 54 SLOAD load storage slot to stack (stack: to balance, tbss, to address, value, from balance, fbss, from address) | |
| // 01a2: 83 DUP4 (stack: value, to balance, tbss, to address, value, from balance, fbss, from address) | |
| // 01a3: 01 ADD (stack: new to balance, tbss, to address, value, from balance, fbss, from address) | |
| // 01a4: 90 SWAP1 (stack: tbss, new to balance, to address, value, from balance, fbss, from address) | |
| // 01a5: 55 SSTORE (stack: to address, value, from balance, fbss, from address) | |
| // 905952837FDDF252AD1BE2C89B69C2B068FC378DAA952BA7F163C4A11628F55A4DF523B3EF596000A36001600052596000F3 | |
| // 01a6: 90 SWAP1 (stack: value, to address, from balance, fbss, from address) | |
| // 01a7: 5952 MSIZE, MSTORE to store value in mem[0x00:0x1f] (stack: to address, from balance, fbss, from address) | |
| // 01a9: 83 DUP4 (stack: from address, to address, from balance, fbss, from address) | |
| // 01aa: 7Fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef PUSH32 transfer signature (stack: transfer signature, from address, to address, from balance, fbss, from address) | |
| // 01cb: 596000 MSIZE, PUSH1 0x00 (stack: 0x00, 0x20, transfer signature, from address, to address, from balance, fbss, from address) | |
| // 01ce: A3 LOG3 (stack: from balance, fbss, from address) | |
| // 01cf: 6001600052 PUSH1 0x01, PUSH1 0x00, MSTORE to store 0x01 at mem[0x00:0x1f] (stack: from balance, fbss, from address) | |
| // 01d4: 596000 MSIZE, PUSH1 0x00 (stack: 0x00, 0x20, from balance, fbss, from address) | |
| // 01d7: F3 RETURN | |
| // 5B633F726EAC601156 | |
| // 01d8: 5B JUMPDEST for value greater than approval revert | |
| // 01d9: 633F726EAC PUSH4 from approval insufficient error selector (stack: error selector, ...) | |
| // 01de: 6011 PUSH1 0x11 for revert jump dest (stack: dest, error selector, ...) | |
| // 01e0: 56 JUMP to revert | |
| // APPROVE FUNCTION | |
| // 5B60243560043560601B60601C33 | |
| // 01e1: 5B JUMPDEST for approve selector | |
| // 01e2: 6024 PUSH1 0x24 to stack to load value offset (stack: value offset) | |
| // 01e4: 35 CALLDATALOAD (stack: value) | |
| // 01e5: 6004 PUSH1 0x04 to stack to load spnder address offset (stack: spender address offset, value) | |
| // 01e7: 35 CALLDATALOAD (stack: spender address, value) | |
| // 01e8: 60601B60601C PUSH1 0x60, SHL, PUSH1 0x60 SHR to clean upper bits of spender address (stack: spender address, value) | |
| // 01ee: 33 CALLER (stack: owner address, spender address, value) | |
| // 828260821B607E1C8260821B600E171755 | |
| // 01ef: 82 DUP3 (stack: value, owner address, spender address, value) | |
| // 01f0: 82 DUP3 (stack: spender address, value, owner address, spender address, value) | |
| // 01f1: 6082 PUSH1 0x82 to stack to shift spender address left 130 bits (stack: 0x82, spender address, value, owner address, spender address, value) | |
| // 01f3: 1B SHL shift spender address left 130 bits (stack: shifted spender address, value, owner address, spender address, value) | |
| // 01f4: 607E PUSH1 0x7E to stack to shift spender address back right 126 bits (stack: 0x7E, shifted spender address, value, owner address, spender address, value) | |
| // 01f6: 1C SHR shift spender address right 126 bits (stack: shifted spender address, value, owner address, spender address, value) | |
| // 01f7: 82 DUP3 copy owner address to top of stack (stack: owner address, shifted spender address, value, owner address, spender address, value) | |
| // 01f8: 6082 PUSH1 0x82 to stack to shift owner address left 130 bits (stack: 0x82, owner address, shifted spender address, value, owner address, spender address, value) | |
| // 01fa: 1B SHL shift owner address left 130 bits (stack: shifted owner address, shifted spender address, value, owner address, spender address, value) | |
| // 01fb: 600E PUSH1 0x0E to stack for approval storage offset (stack: 0x0E, shifted owner address, shifted spender address, value, owner address, spender address, value) | |
| // 01fd: 1717 OR x2 to get approval storage slot (stack: approval storage slot, value, owner address, spender address, value) | |
| // 01ff: 55 SSTORE store new approval value (stack: owner address, spender address, value) | |
| // 599259527F8C5BE1E5EBEC7D5BD14F71427D1E84F3DD0314C0F7B2291E5B200AC8C7C3B9255984A3600181525990F35B | |
| // 0200: 5992 MSIZE, SWAP3 (stack: value, owner address, spender address, 0x00) | |
| // 0202: 5952 MSIZE, MSTORE store value in mem[0x00:0x1f] (stack: owner address, spender address, 0x00) | |
| // 0204: 7F8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925 PUSH32 approval signature (stack: approval signature, owner address, spender address, 0x00) | |
| // 0225: 5984 MSIZE, DUP5 (stack: 0x00, 0x20, approval signature, owner address, spender address, 0x00) | |
| // 0227: A3 LOG3 (stack: 0x00) | |
| // 0228: 6001 PUSH1 0x01 (stack: 0x01, 0x00) | |
| // 022a: 8152 DUP2, MSTORE to store 0x01 at mem[0x00:0x1f] (stack: 0x00) | |
| // 022c: 5990 MSIZE, SWAP1 (stack: 0x00, 0x20) | |
| // 022e: F3 RETURN | |
| // 022f: 5B JUMPDEST REMOVE THIS OPCODE (stack: empty) | |
| // PERMIT FUNCTION | |
| // 5B6064358042116103E8577FXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX7FXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX4614 | |
| // 73XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX30141661030F57507F8B73C3C69BB8FE3D512ECC4CF759CC79239F7B179B0FFACAA9A75D522B39400F5952 | |
| // 7FXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX59527FXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX595246595230595259600020 | |
| // 0230: 5B JUMPDEST for permit selector | |
| // 0231: 6064 PUSH1 0x64 (stack: 0x64) | |
| // 0233: 35 CALLDATALOAD (stack: deadline) | |
| // 0234: 80 DUP1 (stack: deadline, deadline) | |
| // 0235: 42 TIMESTAMP currentTime (stack: currentTime, deadline, deadline) | |
| // 0236: 11 GT (stack: currentTimeGTdeadline, deadline) | |
| // 0237: 6103e8 PUSH2 jump destination if currentTime > deadline (stack: dest, currentTimeGTdeadline, deadline) | |
| // 023a: 57 JUMPI jump if currentTime > deadline (stack: deadline) | |
| // 023b: 7FXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX PUSH32 cachedDomainSeparator (stack: cachedDomainSeparator, deadline) | |
| // 025c: 7FXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX PUSH32 cachedChainId (stack: cachedChainId, cachedDomainSeparator, deadline) | |
| // 027d: 46 CHAINID (stack: chainId, cachedChainId, cachedDomainSeparator, deadline) | |
| // 027e: 14 EQ (stack: chainIdEQcachedChainId, cachedDomainSeparator, deadline) | |
| // 027f: 73XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX PUSH20 cachedAddress (stack: cachedAddress, chainIdEQcachedChainId, cachedDomainSeparator, deadline) | |
| // 0294: 30 ADDRESS (stack: address, cachedAddress, chainIdEQcachedChainId, cachedDomainSeparator, deadline) | |
| // 0295: 14 EQ (stack: addressEQcachedAddress, chainIdEQcachedChainId, cachedDomainSeparator, deadline) | |
| // 0296: 16 AND (stack: useCachedDomainSeparator, cachedDomainSeparator, deadline) | |
| // 0297: 61030f PUSH2 jump destination for using cached domain separator (stack: dest, useCachedDomainSeparator, cachedDomainSeparator, deadline) | |
| // 029a: 57 JUMPI jump if using cached domain (stack: cachedDomainSeparator, deadline) | |
| // 029b: 50 POP remove cachedDomainSeparator from stack (stack: deadline) | |
| // 029c: 7F8b73c3c69bb8fe3d512ecc4cf759cc79239f7b179b0ffacaa9a75d522b39400f PUSH32 (stack: domainTypeHash, deadline) | |
| // 02bd: 5952 MSIZE, MSTORE to write domain type hash at mem[0x00:0x1f] (stack: deadline) | |
| // 02bf: 7FXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX PUSH32 (stack: cachedNameHash, deadline) | |
| // 02e0: 5952 MSIZE, MSTORE to write name hash at mem[0x20:0x3f] (stack: deadline) | |
| // 02e2: 7FXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX PUSH32 (stack: cachedVersionHash, deadline) | |
| // 0303: 5952 MSIZE, MSTORE to write version hash at mem[0x40:0x5f] (stack: deadline) | |
| // 0305: 46 CHAINID (stack: chainId, deadline) | |
| // 0306: 5952 MSIZE, MSTORE to write chainId at mem[0x60:0x7f] (stack: deadline) | |
| // 0308: 30 ADDRESS (stack: address, deadline) | |
| // 0309: 5952 MSIZE, MSTORE to write address at mem[0x80:0x9f] (stack: deadline) | |
| // 030b: 596000 MSIZE, PUSH1 0x00 memory offset and length to be hashed (stack: 0x00, 0xA0, deadline) | |
| // 030e: 20 SHA3 compute hash of memory (stack: domainSeparator, deadline) | |
| // 5B61190160F01B6000526002527F6E71EDAE12B1B97F4D1F60370FEF10105FA2FAAE0126114A169C64845D6126C960225260C25260443560243560601B60601C60043560601B8060601C80604252826062528360825290600D178054 | |
| // 8060A25260C0602220602252604260002060005260606084602037602060006080600060015AFA156000519081151790841415176103F1576001019055 | |
| // 030f: 5B JUMPDEST destination when we have separator (stack: domainSeparator, deadline) | |
| // 0310: 611901 PUSH2 message prefix (stack: messagePrefix, domainSeparator, deadline) | |
| // 0313: 60F01B PUSH1 shift bits, SHL (stack: shiftedMessagePrefix, domainSeparator, deadline) | |
| // 0316: 600052 PUSH1 0x00, MSTORE to store shifted message prefix in mem[0x00:0x1f] (stack: domain separator, deadline) | |
| // 0319: 600252 PUSH1 0x02, MSTORE to store domain separator in mem[0x02:0x21] (stack: deadline) | |
| // 031c: 7F6e71edae12b1b97f4d1f60370fef10105fa2faae0126114a169c64845d6126c9 PUSH32 permit typehash (stack: permitTypeHash, deadline) | |
| // 033d: 602252 PUSH1 0x22, MSTORE to store permit type hash in mem[0x22:0x41] (stack: deadline) | |
| // 0340: 60C252 PUSH1 0xC2, MSTORE to store deadline in mem[0xc2:0xe1](stack: empty) | |
| // 0343: 604435 PUSH1 0x44, CALLDATALOAD to load value (stack: value) | |
| // 0346: 602435 PUSH1 0x24, CALLDATALOAD to load spender address (stack: spender address, value) | |
| // 0349: 60601B60601C PUSH1 0x60, SHL, PUSH1 0x60 SHR to clean upper bits of spender address (stack: spender address, value) | |
| // 034f: 600435 PUSH1 0x04, CALLDATALOAD to load owner address (stack: owner address, spender address, value) | |
| // 0352: 60601B8060601C PUSH1 0x60, SHL, DUP1, PUSH1 0x60 SHR to clean upper bits of owner address (stack: owner address, shifted owner address, spender address, value) | |
| // 0359: 80604252 DUP1, PUSH1 0x42, MSTORE to store owner address in mem[0x42:0x61] (stack: owner address, shifted owner address, spender address, value) | |
| // 035d: 82606252 DUP3, PUSH1 0x62, MSTORE to store spender address in mem[0x62:0x81] (stack: owner address, shifted owner address, spender address, value) | |
| // 0361: 83608252 DUP4, PUSH1 0x82, MSTORE to store value in mem[0x82:0xa1] (stack: owner address, shifted owner address, spender address, value) | |
| // 0365: 90 SWAP1 (stack: shifted owner address, owner address, spender address, value) | |
| // 0366: 600D PUSH1 0x0D to stack for nonce offset (stack: nonce offset, shifted owner address, owner address, spender address, value) | |
| // 0368: 17 OR combine offset and shifted address to get nonce storage slot (stack: nonceStorageSlot, owner address, spender address, value) | |
| // 0369: 80 DUP1 duplicate nonceStorageSlot (stack: nonceStorageSlot, nonceStorageSlot, owner address, spender address, value) | |
| // 036a: 54 SLOAD load nonce (stack: nonce, nonceStorageSlot, owner address, spender address, value) | |
| // 036b: 8060A252 DUP1, PUSH1 0xA2, MSTORE to store nonce in mem[0xa2:0xc1] (stack: nonce, nonceStorageSlot, owner address, spender address, value) | |
| // 036f: 60C0602220 PUSH1 0xC0, PUSH1 0x22, SHA3 to calculate hash (stack: permitHash, nonce, nonceStorageSlot, owner address, spender address, value) | |
| // 0374: 602252 PUSH1 0x22, MSTORE to store permit hash in mem[0x22:0x41] (stack: nonce, nonceStorageSlot, owner address, spender address, value) | |
| // 0377: 6042600020 PUSH1 0x42, PUSH1 0x00, SHA3 to calculate message hash (stack: messageHash, nonce, nonceStorageSlot, owner address, spender address, value) | |
| // 037c: 600052 PUSH1 0x00, MSTORE to store message hash to mem[0x00:0x1f] (stack: nonce, nonceStorageSlot, owner address, spender address, value) | |
| // 037f: 60606084602037 PUSH1 0x60, PUSH1 0x84, PUSH1 0x20 to copy v,r,s to mem[0x20:0x7f] (stack: nonce, nonceStorageSlot, owner address, spender address, value) | |
| // 0386: 602060006080600060015AFA PUSH1 0x20, PUSH1 0x00, PUSH1 0x80, PUSH1 0x00, PUSH1 0x01, GAS, STATICCALL | |
| // calls ecrecover precompile and stores recovered address in mem[0x00:0x1f] (stack: result, nonce, nonceStorageSlot, owner address, spender address, value) | |
| // 0392: 15 ISZERO flip result to callFailed (stack: callFailed, nonce, nonceStorageSlot, owner address, spender address, value) | |
| // 0393: 600051 PUSH1 0x00, MLOAD load recovered address to stack (stack: recoveredAddress, callFailed, nonce, nonceStorageSlot, owner address, spender address, value) | |
| // 0396: 9081 SWAP1, DUP2 (stack: recoveredAddress, callFailed, recoveredAddress, nonce, nonceStorageSlot, owner address, spender address, value) | |
| // 0398: 15 ISZERO check if recovered address is zero (stack: addressIsZero, callFailed, recoveredAddress, nonce, nonceStorageSlot, owner address, spender address, value) | |
| // 0399: 17 OR combine addressIsZero and callFailed (stack: addressIsZeroORcallFailed, recoveredAddress, nonce, nonceStorageSlot, owner address, spender address, value) | |
| // 039a: 9084 SWAP1, DUP5 (stack: owner address, recoveredAddress, addressIsZeroORcallFailed, nonce, nonceStorageSlot, owner address, spender address, value) | |
| // 039c: 1415 EQ, ISZERO check if owner address matches recovered address (stack: addressMismatch, addressIsZeroORcallFailed, nonce, nonceStorageSlot, owner address, spender address, value) | |
| // 039e: 17 OR combine failures to check if signature is invalid (stack: signatureInvalid, nonce, nonceStorageSlot, owner address, spender address, value) | |
| // 039f: 6103f1 PUSH2 jump destination for invalid signature (stack: dest, signatureInvalid, nonce, nonceStorageSlot, owner address, spender address, value) | |
| // 03a2: 57 JUMPI jump if signature invalid (stack: nonce, nonceStorageSlot, owner address, spender address, value) | |
| // 03a3: 60010190 PUSH1 0x01, ADD, SWAP1 to increment nonce and flip with storage slot (stack: nonceStorageSlot, incrementedNonce, owner address, spender address, value) | |
| // 03a7: 55 SSTORE update nonce storage (stack: owner address, spender address, value) | |
| // 828260821B607E1C8260821B600E171755 | |
| // 03a8: 82 DUP3 (stack: value, owner address, spender address, value) | |
| // 03a9: 82 DUP3 (stack: spender address, value, owner address, spender address, value) | |
| // 03aa: 6082 PUSH1 0x82 to stack to shift spender address left 130 bits (stack: 0x82, spender address, value, owner address, spender address, value) | |
| // 03ac: 1B SHL shift spender address left 130 bits (stack: shifted spender address, value, owner address, spender address, value) | |
| // 03ad: 607E PUSH1 0x7E to stack to shift spender address back right 126 bits (stack: 0x7E, shifted spender address, value, owner address, spender address, value) | |
| // 03af: 1C SHR shift spender address right 126 bits (stack: shifted spender address, value, owner address, spender address, value) | |
| // 03b0: 82 DUP3 copy owner address to top of stack (stack: owner address, shifted spender address, value, owner address, spender address, value) | |
| // 03b1: 6082 PUSH1 0x82 to stack to shift owner address left 130 bits (stack: 0x82, owner address, shifted spender address, value, owner address, spender address, value) | |
| // 03b3: 1B SHL shift owner address left 130 bits (stack: shifted owner address, shifted spender address, value, owner address, spender address, value) | |
| // 03b4: 600E PUSH1 0x0E to stack for approval storage offset (stack: 0x0E, shifted owner address, shifted spender address, value, owner address, spender address, value) | |
| // 03b6: 1717 OR x2 to get approval storage slot (stack: approval storage slot, value, owner address, spender address, value) | |
| // 03b8: 55 SSTORE store new approval value (stack: owner address, spender address, value) | |
| // 826000527F8C5BE1E5EBEC7D5BD14F71427D1E84F3DD0314C0F7B2291E5B200AC8C7C3B92560206000A360006000F3 | |
| // 03b9: 82 DUP3 (stack: value, owner address, spender address, value) | |
| // 03ba: 600052 PUSH1 0x00, MSTORE to store value in mem[0x00:0x1f] (stack: owner address, spender address, value) | |
| // 03bd: 7F8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925 PUSH32 approval signature (stack: approval signature, owner address, spender address, value) | |
| // 03de: 60206000 PUSH1 0x20, PUSH1 0x00 (stack: 0x00, 0x20, approval signature, owner address, spender address, value) | |
| // 03e2: A3 LOG3 (stack: value) | |
| // 03e3: 60006000 PUSH1 0x00, PUSH1 0x00 (stack: 0x00, 0x00, value) | |
| // 03e7: F3 RETURN | |
| // 5B631AB7DA6B601156 | |
| // 03e8: 5B JUMPDEST for deadline expired revert | |
| // 03e9: 631AB7DA6B PUSH4 deadline expired error selector (stack: error selector, ...) | |
| // 03ee: 6011 PUSH1 0x11 for revert jump dest (stack: dest, error selector, ...) | |
| // 03f0: 56 JUMP to revert | |
| // 5B638BAA579F601156 | |
| // 03f1: 5B JUMPDEST for invalid signature revert | |
| // 03f2: 638BAA579F PUSH4 invalid signature error selector (stack: error selector, ...) | |
| // 03f7: 6011 PUSH1 0x11 for revert jump dest (stack: dest, error selector, ...) | |
| // 03f9: 56 JUMP to revert | |
| // ALLOWANCE FUNCTION | |
| // 5B60243560821B607E1C60043560821B600E1717545952596000F3 | |
| // 03fa: 5B JUMPDEST for allowance function | |
| // 03fb: 602435 PUSH1 0x24, CALLDATALOAD to load spender to stack (stack: spender address) | |
| // 03fe: 60821B607E1C PUSH1 0x82, SHL, PUSH1 0x7E, SHR to clean upper bits and position spender address (stack: shifted spender address) | |
| // 0404: 600435 PUSH1 0x04, CALLDATALOAD to load owner to stack (stack: owner address, shifted spender address) | |
| // 0407: 60821B PUSH1 0x82, SHL to position owner address (stack: shifted owner address, shifted spender address) | |
| // 040a: 600E PUSH1 0x0E to push approval storage offset to stack (stack: 0x0E, shifted owner address, shifted spender address) | |
| // 040c: 1717 OR x2 to combine stack items for approval storage slot (stack: approvalStorageSlot) | |
| // 040e: 54 SLOAD load approval amount (stack: approvalAmount) | |
| // 040f: 5952 MSIZE, MSTORE to store approvalAmount in mem[0x00:0x1f] (stack: empty) | |
| // 0411: 596000 MSIZE, PUSH1 0x00 for return offset and length (stack: 0x00, 0x20) | |
| // 0414: F3 RETURN | |
| // TOTAL SUPPLY FUNCTION | |
| // 5B7FXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX5952596000F3 | |
| // 0415: 5B JUMPDEST for totalSupply function | |
| // 0416: 7FXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX PUSH32 totalSupply amount (stack: totalSupply) | |
| // 0437: 5952 MSIZE, MSTORE to store totalSupply in mem[0x00:0x1f] (stack: empty) | |
| // 0439: 596000 MSIZE, PUSH1 0x00 for return offset and length (stack: 0x00, 0x20) | |
| // 043c: F3 RETURN | |
| // NAME FUNCTION | |
| // 5B6020595261XXXX6105565939596000F3 | |
| // 043d: 5B JUMPDEST for name function | |
| // 043e: 60205952 PUSH1 0x20, MSIZE, MSTORE to store 0x20 in mem[0x00:0x1f] (stack: empty) | |
| // 0442: 61XXXX PUSH2 size of name data to copy to memory (stack: nameDataLen) | |
| // 0445: 610556 PUSH2 name data offset (stack: nameDataOffset, nameDataLen) | |
| // 0448: 5939 MSIZE, CODECOPY to copy name data to memory | |
| // 044a: 596000 MSIZE, PUSH1 0x00 for return offset and length (stack: 0x00, memsize) | |
| // 044d: F3 RETURN | |
| // SYMBOL FUNCTION | |
| // 5B6020595261XXXX61XXXX5939596000F3 | |
| // 044e: 5B JUMPDEST for symbol function | |
| // 044f: 60205952 PUSH1 0x20, MSIZE, MSTORE to store 0x20 in mem[0x00:0x1f] (stack: empty) | |
| // 0453: 61XXXX PUSH2 size of symbol data to copy to memory (stack: symbolDataLen) | |
| // 0456: 61XXXX PUSH2 symbol data offset (stack: symbolDataOffset, symbolDataLen) | |
| // 0459: 5939 MSIZE, CODECOPY to copy symbol data to memory | |
| // 045b: 596000 MSIZE, PUSH1 0x00 for return offset and length (stack: 0x00, memsize) | |
| // 045e: F3 RETURN | |
| // DECIMALS FUNCTION | |
| // 5B60XX5952596000F3 | |
| // 045f: 5B JUMPDEST for decimals function | |
| // 0460: 60XX PUSH1 decimals (stack: decimals) | |
| // 0462: 5952 MSIZE, MSTORE to store decimals in mem[0x00:0x1f] (stack: empty) | |
| // 0464: 596000 MSIZE, PUSH1 0x00 for return offset and length (stack: 0x00, 0x20) | |
| // 0467: F3 RETURN | |
| // DOMAIN_SEPARATOR FUNCTION | |
| // 5B7FXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX7FXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX461473XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX | |
| // 30141661053C577F8B73C3C69BB8FE3D512ECC4CF759CC79239F7B179B0FFACAA9A75D522B39400F59527FXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX5952 | |
| // 7FXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX5952465952305952596000205B60005260206000F3 | |
| // 0468: 5B JUMPDEST for domain separator selector | |
| // 0469: 7FXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX PUSH32 cachedDomainSeparator (stack: cachedDomainSeparator) | |
| // 048a: 7FXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX PUSH32 cachedChainId (stack: cachedChainId, cachedDomainSeparator) | |
| // 04ab: 46 CHAINID (stack: chainId, cachedChainId, cachedDomainSeparator) | |
| // 04ac: 14 EQ (stack: chainIdEQcachedChainId, cachedDomainSeparator) | |
| // 04ad: 73XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX PUSH20 cachedAddress (stack: cachedAddress, chainIdEQcachedChainId, cachedDomainSeparator) | |
| // 04c2: 30 ADDRESS (stack: address, cachedAddress, chainIdEQcachedChainId, cachedDomainSeparator) | |
| // 04c3: 14 EQ (stack: addressEQcachedAddress, chainIdEQcachedChainId, cachedDomainSeparator) | |
| // 04c4: 16 AND (stack: useCachedDomainSeparator, cachedDomainSeparator) | |
| // 04c5: 61053C PUSH2 jump destination for using cached domain separator (stack: dest, useCachedDomainSeparator, cachedDomainSeparator) | |
| // 04c8: 57 JUMPI jump if using cached domain (stack: cachedDomainSeparator) | |
| // 04c9: 7F8b73c3c69bb8fe3d512ecc4cf759cc79239f7b179b0ffacaa9a75d522b39400f PUSH32 (stack: domainTypeHash, cachedDomainSeparator) | |
| // 04ea: 5952 MSIZE, MSTORE to write domain type hash at mem[0x00:0x1f] (stack: cachedDomainSeparator) | |
| // 04ec: 7FXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX PUSH32 (stack: cachedNameHash, cachedDomainSeparator) | |
| // 050d: 5952 MSIZE, MSTORE to write name hash at mem[0x20:0x3f] (stack: cachedDomainSeparator) | |
| // 050f: 7FXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX PUSH32 (stack: cachedVersionHash, cachedDomainSeparator) | |
| // 0530: 5952 MSIZE, MSTORE to write version hash at mem[0x40:0x5f] (stack: cachedDomainSeparator) | |
| // 0532: 46 CHAINID (stack: chainId, cachedDomainSeparator) | |
| // 0533: 5952 MSIZE, MSTORE to write chainId at mem[0x60:0x7f] (stack: cachedDomainSeparator) | |
| // 0535: 30 ADDRESS (stack: address, cachedDomainSeparator) | |
| // 0536: 5952 MSIZE, MSTORE to write address at mem[0x80:0x9f] (stack: cachedDomainSeparator) | |
| // 0538: 596000 MSIZE, PUSH1 0x00 memory offset and length to be hashed (stack: 0x00, 0xA0, cachedDomainSeparator) | |
| // 053b: 20 SHA3 compute hash of memory (stack: domainSeparator, cachedDomainSeparator) | |
| // 053c: 5B JUMPDEST for domainSeparator return (stack: domainSeparatorToReturn, ...) | |
| // 053d: 600052 PUSH1 0x00, MSTORE to store hash in mem[0x00:0x1f] (stack: empty/...) | |
| // 0540: 60206000 PUSH1 0x20, PUSH1 0x00 for return offset and length (stack: 0x00, 0x20, ...) | |
| // 0544: F3 RETURN | |
| // NONCES FUNCTION | |
| // 5B60043560601B600D17545952596000F3 | |
| // 0545: 5B JUMPDEST for nonces selector | |
| // 0546: 6004 PUSH1 0x04 to stack to load address offset (stack: address offset) | |
| // 0548: 35 CALLDATALOAD (stack: address) | |
| // 0549: 6060 PUSH1 0x60 to stack for address shift (stack: 0x60, address) | |
| // 054b: 1B SHL shift address 96 bits left (stack: shifted address) | |
| // 054c: 600D PUSH1 0x0D to stack for storage slot offset (stack: 0x0D, shifted address) | |
| // 054e: 17 OR combine 0x0D and shifted address for storage slot (stack: nonce storage slot) | |
| // 054f: 54 SLOAD load storage slot to stack (stack: nonce) | |
| // 0550: 59 MSIZE to put a 0 on stack (stack: 0, nonce) | |
| // 0551: 52 MSTORE to store nonce at mem[00:1F] (stack: empty) | |
| // 0552: 596000 MSIZE, PUSH1 0x00 to store memory return range (stack: 0x00, 0x20) | |
| // 0555: F3 RETURN | |
| // 0556: <<NAME DATA>> | |
| // 0556+namedatalength: <<SYMBOL DATA>> | |
| } | |
| // ERC-20 FUNCTIONS | |
| function name() public view returns (string memory) {} // 0x06fdde03 | |
| function symbol() public view returns (string memory) {} // 0x95d89b41 | |
| function decimals() public view returns (uint8) {} // 0x313ce567 | |
| function totalSupply() public view returns (uint256) {} // 0x18160ddd | |
| function balanceOf(address _owner) public view returns (uint256 balance) {} // 0x70a08231 | |
| function transfer(address _to, uint256 _value) public returns (bool success) {} // 0xa9059cbb | |
| function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) {} // 0x23b872dd | |
| function approve(address _spender, uint256 _value) public returns (bool success) {} // 0x095ea7b3 | |
| function allowance(address _owner, address _spender) public view returns (uint256 remaining) {} // 0xdd62ed3e | |
| // EIP-2612 FUNCTIONS | |
| function permit(address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s) | |
| external | |
| {} // 0xd505accf | |
| function nonces(address owner) external view returns (uint256) {} // 0x7ecebe00 | |
| function DOMAIN_SEPARATOR() external view returns (bytes32) {} // 0x3644e515 | |
| } |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment