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138 lines
4.0 KiB
138 lines
4.0 KiB
#ifndef ETHSERP_OPCODES
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#define ETHSERP_OPCODES
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#include <stdio.h>
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#include <iostream>
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#include <vector>
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#include <map>
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class Mapping {
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public:
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Mapping(std::string Op, int Opcode, int In, int Out) {
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op = Op;
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opcode = Opcode;
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in = In;
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out = Out;
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}
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std::string op;
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int opcode;
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int in;
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int out;
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};
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Mapping mapping[] = {
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Mapping("STOP", 0x00, 0, 0),
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Mapping("ADD", 0x01, 2, 1),
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Mapping("MUL", 0x02, 2, 1),
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Mapping("SUB", 0x03, 2, 1),
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Mapping("DIV", 0x04, 2, 1),
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Mapping("SDIV", 0x05, 2, 1),
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Mapping("MOD", 0x06, 2, 1),
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Mapping("SMOD", 0x07, 2, 1),
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Mapping("ADDMOD", 0x08, 3, 1),
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Mapping("MULMOD", 0x09, 3, 1),
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Mapping("EXP", 0x0a, 2, 1),
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Mapping("SIGNEXTEND", 0x0b, 2, 1),
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Mapping("LT", 0x10, 2, 1),
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Mapping("GT", 0x11, 2, 1),
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Mapping("SLT", 0x12, 2, 1),
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Mapping("SGT", 0x13, 2, 1),
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Mapping("EQ", 0x14, 2, 1),
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Mapping("ISZERO", 0x15, 1, 1),
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Mapping("AND", 0x16, 2, 1),
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Mapping("OR", 0x17, 2, 1),
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Mapping("XOR", 0x18, 2, 1),
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Mapping("NOT", 0x19, 1, 1),
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Mapping("BYTE", 0x1a, 2, 1),
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Mapping("ADDMOD", 0x14, 3, 1),
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Mapping("MULMOD", 0x15, 3, 1),
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Mapping("SIGNEXTEND", 0x16, 2, 1),
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Mapping("SHA3", 0x20, 2, 1),
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Mapping("ADDRESS", 0x30, 0, 1),
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Mapping("BALANCE", 0x31, 1, 1),
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Mapping("ORIGIN", 0x32, 0, 1),
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Mapping("CALLER", 0x33, 0, 1),
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Mapping("CALLVALUE", 0x34, 0, 1),
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Mapping("CALLDATALOAD", 0x35, 1, 1),
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Mapping("CALLDATASIZE", 0x36, 0, 1),
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Mapping("CALLDATACOPY", 0x37, 3, 1),
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Mapping("CODESIZE", 0x38, 0, 1),
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Mapping("CODECOPY", 0x39, 3, 1),
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Mapping("GASPRICE", 0x3a, 0, 1),
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Mapping("PREVHASH", 0x40, 0, 1),
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Mapping("COINBASE", 0x41, 0, 1),
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Mapping("TIMESTAMP", 0x42, 0, 1),
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Mapping("NUMBER", 0x43, 0, 1),
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Mapping("DIFFICULTY", 0x44, 0, 1),
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Mapping("GASLIMIT", 0x45, 0, 1),
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Mapping("POP", 0x50, 1, 0),
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Mapping("MLOAD", 0x51, 1, 1),
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Mapping("MSTORE", 0x52, 2, 0),
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Mapping("MSTORE8", 0x53, 2, 0),
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Mapping("SLOAD", 0x54, 1, 1),
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Mapping("SSTORE", 0x55, 2, 0),
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Mapping("JUMP", 0x56, 1, 0),
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Mapping("JUMPI", 0x57, 2, 0),
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Mapping("PC", 0x58, 0, 1),
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Mapping("MSIZE", 0x59, 0, 1),
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Mapping("GAS", 0x5a, 0, 1),
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Mapping("JUMPDEST", 0x5b, 0, 0),
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Mapping("LOG0", 0xa0, 2, 0),
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Mapping("LOG1", 0xa1, 3, 0),
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Mapping("LOG2", 0xa2, 4, 0),
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Mapping("LOG3", 0xa3, 5, 0),
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Mapping("LOG4", 0xa4, 6, 0),
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Mapping("CREATE", 0xf0, 3, 1),
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Mapping("CALL", 0xf1, 7, 1),
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Mapping("RETURN", 0xf2, 2, 0),
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Mapping("CALL_CODE", 0xf3, 7, 1),
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Mapping("SUICIDE", 0xff, 1, 0),
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Mapping("---END---", 0x00, 0, 0),
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};
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std::map<std::string, std::vector<int> > opcodes;
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std::map<int, std::string> reverseOpcodes;
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// Fetches everything EXCEPT PUSH1..32
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std::pair<std::string, std::vector<int> > _opdata(std::string ops, int opi) {
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if (!opcodes.size()) {
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int i = 0;
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while (mapping[i].op != "---END---") {
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Mapping mi = mapping[i];
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opcodes[mi.op] = triple(mi.opcode, mi.in, mi.out);
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i++;
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}
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for (i = 1; i <= 16; i++) {
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opcodes["DUP"+unsignedToDecimal(i)] = triple(0x7f + i, i, i+1);
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opcodes["SWAP"+unsignedToDecimal(i)] = triple(0x8f + i, i+1, i+1);
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}
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for (std::map<std::string, std::vector<int> >::iterator it=opcodes.begin();
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it != opcodes.end();
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it++) {
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reverseOpcodes[(*it).second[0]] = (*it).first;
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}
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}
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std::string op;
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std::vector<int> opdata;
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op = reverseOpcodes.count(opi) ? reverseOpcodes[opi] : "";
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opdata = opcodes.count(ops) ? opcodes[ops] : triple(-1, -1, -1);
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return std::pair<std::string, std::vector<int> >(op, opdata);
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}
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int opcode(std::string op) {
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return _opdata(op, -1).second[0];
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}
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int opinputs(std::string op) {
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return _opdata(op, -1).second[1];
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}
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int opoutputs(std::string op) {
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return _opdata(op, -1).second[2];
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}
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std::string op(int opcode) {
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return _opdata("", opcode).first;
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}
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#endif
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