mirror of https://github.com/status-im/op-geth.git
315 lines
5.1 KiB
Go
315 lines
5.1 KiB
Go
package vm
|
|
|
|
import (
|
|
"fmt"
|
|
)
|
|
|
|
type OpCode byte
|
|
|
|
// Op codes
|
|
const (
|
|
// 0x0 range - arithmetic ops
|
|
STOP = 0x00
|
|
ADD = 0x01
|
|
MUL = 0x02
|
|
SUB = 0x03
|
|
DIV = 0x04
|
|
SDIV = 0x05
|
|
MOD = 0x06
|
|
SMOD = 0x07
|
|
EXP = 0x08
|
|
NEG = 0x09
|
|
LT = 0x0a
|
|
GT = 0x0b
|
|
SLT = 0x0c
|
|
SGT = 0x0d
|
|
EQ = 0x0e
|
|
NOT = 0x0f
|
|
|
|
// 0x10 range - bit ops
|
|
AND = 0x10
|
|
OR = 0x11
|
|
XOR = 0x12
|
|
BYTE = 0x13
|
|
ADDMOD = 0x14
|
|
MULMOD = 0x15
|
|
|
|
// 0x20 range - crypto
|
|
SHA3 = 0x20
|
|
|
|
// 0x30 range - closure state
|
|
ADDRESS = 0x30
|
|
BALANCE = 0x31
|
|
ORIGIN = 0x32
|
|
CALLER = 0x33
|
|
CALLVALUE = 0x34
|
|
CALLDATALOAD = 0x35
|
|
CALLDATASIZE = 0x36
|
|
CALLDATACOPY = 0x37
|
|
CODESIZE = 0x38
|
|
CODECOPY = 0x39
|
|
GASPRICE = 0x3a
|
|
EXTCODESIZE = 0x3b
|
|
EXTCODECOPY = 0x3c
|
|
|
|
// 0x40 range - block operations
|
|
PREVHASH = 0x40
|
|
COINBASE = 0x41
|
|
TIMESTAMP = 0x42
|
|
NUMBER = 0x43
|
|
DIFFICULTY = 0x44
|
|
GASLIMIT = 0x45
|
|
|
|
// 0x50 range - 'storage' and execution
|
|
POP = 0x50
|
|
//DUP = 0x51
|
|
//SWAP = 0x52
|
|
MLOAD = 0x53
|
|
MSTORE = 0x54
|
|
MSTORE8 = 0x55
|
|
SLOAD = 0x56
|
|
SSTORE = 0x57
|
|
JUMP = 0x58
|
|
JUMPI = 0x59
|
|
PC = 0x5a
|
|
MSIZE = 0x5b
|
|
GAS = 0x5c
|
|
JUMPDEST = 0x5d
|
|
|
|
// 0x60 range
|
|
PUSH1 = 0x60
|
|
PUSH2 = 0x61
|
|
PUSH3 = 0x62
|
|
PUSH4 = 0x63
|
|
PUSH5 = 0x64
|
|
PUSH6 = 0x65
|
|
PUSH7 = 0x66
|
|
PUSH8 = 0x67
|
|
PUSH9 = 0x68
|
|
PUSH10 = 0x69
|
|
PUSH11 = 0x6a
|
|
PUSH12 = 0x6b
|
|
PUSH13 = 0x6c
|
|
PUSH14 = 0x6d
|
|
PUSH15 = 0x6e
|
|
PUSH16 = 0x6f
|
|
PUSH17 = 0x70
|
|
PUSH18 = 0x71
|
|
PUSH19 = 0x72
|
|
PUSH20 = 0x73
|
|
PUSH21 = 0x74
|
|
PUSH22 = 0x75
|
|
PUSH23 = 0x76
|
|
PUSH24 = 0x77
|
|
PUSH25 = 0x78
|
|
PUSH26 = 0x79
|
|
PUSH27 = 0x7a
|
|
PUSH28 = 0x7b
|
|
PUSH29 = 0x7c
|
|
PUSH30 = 0x7d
|
|
PUSH31 = 0x7e
|
|
PUSH32 = 0x7f
|
|
|
|
DUP1 = 0x80
|
|
DUP2 = 0x81
|
|
DUP3 = 0x82
|
|
DUP4 = 0x83
|
|
DUP5 = 0x84
|
|
DUP6 = 0x85
|
|
DUP7 = 0x86
|
|
DUP8 = 0x87
|
|
DUP9 = 0x88
|
|
DUP10 = 0x89
|
|
DUP11 = 0x8a
|
|
DUP12 = 0x8b
|
|
DUP13 = 0x8c
|
|
DUP14 = 0x8d
|
|
DUP15 = 0x8e
|
|
DUP16 = 0x8f
|
|
|
|
SWAP1 = 0x90
|
|
SWAP2 = 0x91
|
|
SWAP3 = 0x92
|
|
SWAP4 = 0x93
|
|
SWAP5 = 0x94
|
|
SWAP6 = 0x95
|
|
SWAP7 = 0x96
|
|
SWAP8 = 0x97
|
|
SWAP9 = 0x98
|
|
SWAP10 = 0x99
|
|
SWAP11 = 0x9a
|
|
SWAP12 = 0x9b
|
|
SWAP13 = 0x9c
|
|
SWAP14 = 0x9d
|
|
SWAP15 = 0x9e
|
|
SWAP16 = 0x9f
|
|
|
|
// 0xf0 range - closures
|
|
CREATE = 0xf0
|
|
CALL = 0xf1
|
|
RETURN = 0xf2
|
|
CALLCODE = 0xf3
|
|
|
|
// 0x70 range - other
|
|
LOG = 0xfe // XXX Unofficial
|
|
SUICIDE = 0xff
|
|
)
|
|
|
|
// Since the opcodes aren't all in order we can't use a regular slice
|
|
var opCodeToString = map[OpCode]string{
|
|
// 0x0 range - arithmetic ops
|
|
STOP: "STOP",
|
|
ADD: "ADD",
|
|
MUL: "MUL",
|
|
SUB: "SUB",
|
|
DIV: "DIV",
|
|
SDIV: "SDIV",
|
|
MOD: "MOD",
|
|
SMOD: "SMOD",
|
|
EXP: "EXP",
|
|
NEG: "NEG",
|
|
LT: "LT",
|
|
GT: "GT",
|
|
SLT: "SLT",
|
|
SGT: "SGT",
|
|
EQ: "EQ",
|
|
NOT: "NOT",
|
|
|
|
// 0x10 range - bit ops
|
|
AND: "AND",
|
|
OR: "OR",
|
|
XOR: "XOR",
|
|
BYTE: "BYTE",
|
|
ADDMOD: "ADDMOD",
|
|
MULMOD: "MULMOD",
|
|
|
|
// 0x20 range - crypto
|
|
SHA3: "SHA3",
|
|
|
|
// 0x30 range - closure state
|
|
ADDRESS: "ADDRESS",
|
|
BALANCE: "BALANCE",
|
|
ORIGIN: "ORIGIN",
|
|
CALLER: "CALLER",
|
|
CALLVALUE: "CALLVALUE",
|
|
CALLDATALOAD: "CALLDATALOAD",
|
|
CALLDATASIZE: "CALLDATASIZE",
|
|
CALLDATACOPY: "CALLDATACOPY",
|
|
CODESIZE: "CODESIZE",
|
|
CODECOPY: "CODECOPY",
|
|
GASPRICE: "TXGASPRICE",
|
|
|
|
// 0x40 range - block operations
|
|
PREVHASH: "PREVHASH",
|
|
COINBASE: "COINBASE",
|
|
TIMESTAMP: "TIMESTAMP",
|
|
NUMBER: "NUMBER",
|
|
DIFFICULTY: "DIFFICULTY",
|
|
GASLIMIT: "GASLIMIT",
|
|
EXTCODESIZE: "EXTCODESIZE",
|
|
EXTCODECOPY: "EXTCODECOPY",
|
|
|
|
// 0x50 range - 'storage' and execution
|
|
POP: "POP",
|
|
//DUP: "DUP",
|
|
//SWAP: "SWAP",
|
|
MLOAD: "MLOAD",
|
|
MSTORE: "MSTORE",
|
|
MSTORE8: "MSTORE8",
|
|
SLOAD: "SLOAD",
|
|
SSTORE: "SSTORE",
|
|
JUMP: "JUMP",
|
|
JUMPI: "JUMPI",
|
|
PC: "PC",
|
|
MSIZE: "MSIZE",
|
|
GAS: "GAS",
|
|
JUMPDEST: "JUMPDEST",
|
|
|
|
// 0x60 range - push
|
|
PUSH1: "PUSH1",
|
|
PUSH2: "PUSH2",
|
|
PUSH3: "PUSH3",
|
|
PUSH4: "PUSH4",
|
|
PUSH5: "PUSH5",
|
|
PUSH6: "PUSH6",
|
|
PUSH7: "PUSH7",
|
|
PUSH8: "PUSH8",
|
|
PUSH9: "PUSH9",
|
|
PUSH10: "PUSH10",
|
|
PUSH11: "PUSH11",
|
|
PUSH12: "PUSH12",
|
|
PUSH13: "PUSH13",
|
|
PUSH14: "PUSH14",
|
|
PUSH15: "PUSH15",
|
|
PUSH16: "PUSH16",
|
|
PUSH17: "PUSH17",
|
|
PUSH18: "PUSH18",
|
|
PUSH19: "PUSH19",
|
|
PUSH20: "PUSH20",
|
|
PUSH21: "PUSH21",
|
|
PUSH22: "PUSH22",
|
|
PUSH23: "PUSH23",
|
|
PUSH24: "PUSH24",
|
|
PUSH25: "PUSH25",
|
|
PUSH26: "PUSH26",
|
|
PUSH27: "PUSH27",
|
|
PUSH28: "PUSH28",
|
|
PUSH29: "PUSH29",
|
|
PUSH30: "PUSH30",
|
|
PUSH31: "PUSH31",
|
|
PUSH32: "PUSH32",
|
|
|
|
DUP1: "DUP1",
|
|
DUP2: "DUP2",
|
|
DUP3: "DUP3",
|
|
DUP4: "DUP4",
|
|
DUP5: "DUP5",
|
|
DUP6: "DUP6",
|
|
DUP7: "DUP7",
|
|
DUP8: "DUP8",
|
|
DUP9: "DUP9",
|
|
DUP10: "DUP10",
|
|
DUP11: "DUP11",
|
|
DUP12: "DUP12",
|
|
DUP13: "DUP13",
|
|
DUP14: "DUP14",
|
|
DUP15: "DUP15",
|
|
DUP16: "DUP16",
|
|
|
|
SWAP1: "SWAP1",
|
|
SWAP2: "SWAP2",
|
|
SWAP3: "SWAP3",
|
|
SWAP4: "SWAP4",
|
|
SWAP5: "SWAP5",
|
|
SWAP6: "SWAP6",
|
|
SWAP7: "SWAP7",
|
|
SWAP8: "SWAP8",
|
|
SWAP9: "SWAP9",
|
|
SWAP10: "SWAP10",
|
|
SWAP11: "SWAP11",
|
|
SWAP12: "SWAP12",
|
|
SWAP13: "SWAP13",
|
|
SWAP14: "SWAP14",
|
|
SWAP15: "SWAP15",
|
|
SWAP16: "SWAP16",
|
|
|
|
// 0xf0 range
|
|
CREATE: "CREATE",
|
|
CALL: "CALL",
|
|
RETURN: "RETURN",
|
|
CALLCODE: "CALLCODE",
|
|
|
|
// 0x70 range - other
|
|
LOG: "LOG",
|
|
SUICIDE: "SUICIDE",
|
|
}
|
|
|
|
func (o OpCode) String() string {
|
|
str := opCodeToString[o]
|
|
if len(str) == 0 {
|
|
return fmt.Sprintf("Missing opcode 0x%x", int(o))
|
|
}
|
|
|
|
return str
|
|
}
|