export declare namespace $opcodes {
    const UINT256_SIZE: bigint;
    const UINT256_MAX: bigint;
    const UINT256_MIN = 0n;
    const INT256_MAX: bigint;
    const INT256_MIN: bigint;
    function add(a: bigint, b: bigint): bigint;
    function mul(a: bigint, b: bigint): bigint;
    function sub(a: bigint, b: bigint): bigint;
    function div(a: bigint, b: bigint): bigint;
    function sdiv(a: bigint, b: bigint): bigint;
    function mod(a: bigint, b: bigint): bigint;
    function smod(a: bigint, b: bigint): bigint;
    function addmod(a: bigint, b: bigint, N: bigint): bigint;
    function mulmod(a: bigint, b: bigint, N: bigint): bigint;
    function exp(a: bigint, exp: bigint): bigint;
    function signextend(byteCount: bigint, x: bigint): bigint;
    function lt(a: bigint, b: bigint): 0n | 1n;
    function gt(a: bigint, b: bigint): 0n | 1n;
    function slt(a: bigint, b: bigint): 0n | 1n;
    function sgt(a: bigint, b: bigint): 0n | 1n;
    function eq(a: bigint, b: bigint): 0n | 1n;
    function iszero(a: bigint): 0n | 1n;
    function and(a: bigint, b: bigint): bigint;
    function or(a: bigint, b: bigint): bigint;
    function xor(a: bigint, b: bigint): bigint;
    function not(a: bigint): bigint;
    function byte(i: number, a: bigint): bigint;
    function shl(bits: number, a: bigint): bigint | 0;
    function shr(bits: number, a: bigint): bigint;
    function sar(bits: number, a: bigint): bigint;
    function uint256(x: bigint): bigint;
    function int256(x: bigint): bigint;
    function unchecked(a: bigint, size: bigint, min: bigint, max: bigint): bigint;
}