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#[derive(Copy, Clone, Eq, PartialEq, Debug, Hash)]
#[allow(missing_docs)]
pub enum Opcode {
STOP, ADD, MUL, SUB, DIV, SDIV, MOD, SMOD, ADDMOD, MULMOD, EXP,
SIGNEXTEND,
LT, GT, SLT, SGT, EQ, ISZERO, AND, OR, XOR, NOT, BYTE,
SHA3,
ADDRESS, BALANCE, ORIGIN, CALLER, CALLVALUE, CALLDATALOAD,
CALLDATASIZE, CALLDATACOPY, CODESIZE, CODECOPY, GASPRICE,
EXTCODESIZE, EXTCODECOPY,
BLOCKHASH, COINBASE, TIMESTAMP, NUMBER, DIFFICULTY, GASLIMIT,
POP, MLOAD, MSTORE, MSTORE8, SLOAD, SSTORE, JUMP, JUMPI, PC,
MSIZE, GAS, JUMPDEST,
PUSH(usize),
DUP(usize),
SWAP(usize),
LOG(usize),
CREATE, CALL, CALLCODE, RETURN, DELEGATECALL,
INVALID, SUICIDE
}
impl From<u8> for Opcode {
fn from(val: u8) -> Opcode {
match val {
0x00 => Opcode::STOP,
0x01 => Opcode::ADD,
0x02 => Opcode::MUL,
0x03 => Opcode::SUB,
0x04 => Opcode::DIV,
0x05 => Opcode::SDIV,
0x06 => Opcode::MOD,
0x07 => Opcode::SMOD,
0x08 => Opcode::ADDMOD,
0x09 => Opcode::MULMOD,
0x0a => Opcode::EXP,
0x0b => Opcode::SIGNEXTEND,
0x10 => Opcode::LT,
0x11 => Opcode::GT,
0x12 => Opcode::SLT,
0x13 => Opcode::SGT,
0x14 => Opcode::EQ,
0x15 => Opcode::ISZERO,
0x16 => Opcode::AND,
0x17 => Opcode::OR,
0x18 => Opcode::XOR,
0x19 => Opcode::NOT,
0x1a => Opcode::BYTE,
0x20 => Opcode::SHA3,
0x30 => Opcode::ADDRESS,
0x31 => Opcode::BALANCE,
0x32 => Opcode::ORIGIN,
0x33 => Opcode::CALLER,
0x34 => Opcode::CALLVALUE,
0x35 => Opcode::CALLDATALOAD,
0x36 => Opcode::CALLDATASIZE,
0x37 => Opcode::CALLDATACOPY,
0x38 => Opcode::CODESIZE,
0x39 => Opcode::CODECOPY,
0x3a => Opcode::GASPRICE,
0x3b => Opcode::EXTCODESIZE,
0x3c => Opcode::EXTCODECOPY,
0x40 => Opcode::BLOCKHASH,
0x41 => Opcode::COINBASE,
0x42 => Opcode::TIMESTAMP,
0x43 => Opcode::NUMBER,
0x44 => Opcode::DIFFICULTY,
0x45 => Opcode::GASLIMIT,
0x50 => Opcode::POP,
0x51 => Opcode::MLOAD,
0x52 => Opcode::MSTORE,
0x53 => Opcode::MSTORE8,
0x54 => Opcode::SLOAD,
0x55 => Opcode::SSTORE,
0x56 => Opcode::JUMP,
0x57 => Opcode::JUMPI,
0x58 => Opcode::PC,
0x59 => Opcode::MSIZE,
0x5a => Opcode::GAS,
0x5b => Opcode::JUMPDEST,
0x60 => Opcode::PUSH(1),
0x61 => Opcode::PUSH(2),
0x62 => Opcode::PUSH(3),
0x63 => Opcode::PUSH(4),
0x64 => Opcode::PUSH(5),
0x65 => Opcode::PUSH(6),
0x66 => Opcode::PUSH(7),
0x67 => Opcode::PUSH(8),
0x68 => Opcode::PUSH(9),
0x69 => Opcode::PUSH(10),
0x6a => Opcode::PUSH(11),
0x6b => Opcode::PUSH(12),
0x6c => Opcode::PUSH(13),
0x6d => Opcode::PUSH(14),
0x6e => Opcode::PUSH(15),
0x6f => Opcode::PUSH(16),
0x70 => Opcode::PUSH(17),
0x71 => Opcode::PUSH(18),
0x72 => Opcode::PUSH(19),
0x73 => Opcode::PUSH(20),
0x74 => Opcode::PUSH(21),
0x75 => Opcode::PUSH(22),
0x76 => Opcode::PUSH(23),
0x77 => Opcode::PUSH(24),
0x78 => Opcode::PUSH(25),
0x79 => Opcode::PUSH(26),
0x7a => Opcode::PUSH(27),
0x7b => Opcode::PUSH(28),
0x7c => Opcode::PUSH(29),
0x7d => Opcode::PUSH(30),
0x7e => Opcode::PUSH(31),
0x7f => Opcode::PUSH(32),
0x80 => Opcode::DUP(1),
0x81 => Opcode::DUP(2),
0x82 => Opcode::DUP(3),
0x83 => Opcode::DUP(4),
0x84 => Opcode::DUP(5),
0x85 => Opcode::DUP(6),
0x86 => Opcode::DUP(7),
0x87 => Opcode::DUP(8),
0x88 => Opcode::DUP(9),
0x89 => Opcode::DUP(10),
0x8a => Opcode::DUP(11),
0x8b => Opcode::DUP(12),
0x8c => Opcode::DUP(13),
0x8d => Opcode::DUP(14),
0x8e => Opcode::DUP(15),
0x8f => Opcode::DUP(16),
0x90 => Opcode::SWAP(1),
0x91 => Opcode::SWAP(2),
0x92 => Opcode::SWAP(3),
0x93 => Opcode::SWAP(4),
0x94 => Opcode::SWAP(5),
0x95 => Opcode::SWAP(6),
0x96 => Opcode::SWAP(7),
0x97 => Opcode::SWAP(8),
0x98 => Opcode::SWAP(9),
0x99 => Opcode::SWAP(10),
0x9a => Opcode::SWAP(11),
0x9b => Opcode::SWAP(12),
0x9c => Opcode::SWAP(13),
0x9d => Opcode::SWAP(14),
0x9e => Opcode::SWAP(15),
0x9f => Opcode::SWAP(16),
0xa0 => Opcode::LOG(0),
0xa1 => Opcode::LOG(1),
0xa2 => Opcode::LOG(2),
0xa3 => Opcode::LOG(3),
0xa4 => Opcode::LOG(4),
0xf0 => Opcode::CREATE,
0xf1 => Opcode::CALL,
0xf2 => Opcode::CALLCODE,
0xf3 => Opcode::RETURN,
0xf4 => Opcode::DELEGATECALL,
0xff => Opcode::SUICIDE,
_ => Opcode::INVALID,
}
}
}
impl Into<u8> for Opcode {
fn into(self) -> u8 {
match self {
Opcode::STOP => 0x00,
Opcode::ADD => 0x01,
Opcode::MUL => 0x02,
Opcode::SUB => 0x03,
Opcode::DIV => 0x04,
Opcode::SDIV => 0x05,
Opcode::MOD => 0x06,
Opcode::SMOD => 0x07,
Opcode::ADDMOD => 0x08,
Opcode::MULMOD => 0x09,
Opcode::EXP => 0x0a,
Opcode::SIGNEXTEND => 0x0b,
Opcode::LT => 0x10,
Opcode::GT => 0x11,
Opcode::SLT => 0x12,
Opcode::SGT => 0x13,
Opcode::EQ => 0x14,
Opcode::ISZERO => 0x15,
Opcode::AND => 0x16,
Opcode::OR => 0x17,
Opcode::XOR => 0x18,
Opcode::NOT => 0x19,
Opcode::BYTE => 0x1a,
Opcode::SHA3 => 0x20,
Opcode::ADDRESS => 0x30,
Opcode::BALANCE => 0x31,
Opcode::ORIGIN => 0x32,
Opcode::CALLER => 0x33,
Opcode::CALLVALUE => 0x34,
Opcode::CALLDATALOAD => 0x35,
Opcode::CALLDATASIZE => 0x36,
Opcode::CALLDATACOPY => 0x37,
Opcode::CODESIZE => 0x38,
Opcode::CODECOPY => 0x39,
Opcode::GASPRICE => 0x3a,
Opcode::EXTCODESIZE => 0x3b,
Opcode::EXTCODECOPY => 0x3c,
Opcode::BLOCKHASH => 0x40,
Opcode::COINBASE => 0x41,
Opcode::TIMESTAMP => 0x42,
Opcode::NUMBER => 0x43,
Opcode::DIFFICULTY => 0x44,
Opcode::GASLIMIT => 0x45,
Opcode::POP => 0x50,
Opcode::MLOAD => 0x51,
Opcode::MSTORE => 0x52,
Opcode::MSTORE8 => 0x53,
Opcode::SLOAD => 0x54,
Opcode::SSTORE => 0x55,
Opcode::JUMP => 0x56,
Opcode::JUMPI => 0x57,
Opcode::PC => 0x58,
Opcode::MSIZE => 0x59,
Opcode::GAS => 0x5a,
Opcode::JUMPDEST => 0x5b,
Opcode::PUSH(v) => {
assert!(v >= 1 && v <= 32);
0x5f + (v as u8)
},
Opcode::DUP(v) => {
assert!(v >= 1 && v <= 16);
0x7f + (v as u8)
},
Opcode::SWAP(v) => {
assert!(v >= 1 && v <= 16);
0x8f + (v as u8)
},
Opcode::LOG(v) => {
assert!(v <= 4);
0xa0 + (v as u8)
},
Opcode::CREATE => 0xf0,
Opcode::CALL => 0xf1,
Opcode::CALLCODE => 0xf2,
Opcode::RETURN => 0xf3,
Opcode::DELEGATECALL => 0xf4,
Opcode::INVALID => 0xfe,
Opcode::SUICIDE => 0xff,
}
}
}