Function CompareProto

src/Chain/libraries/glua/glua_decompile.cpp:1776–1825

}

int CompareProto(const Proto* fleft, const Proto* fright, std::stringstream &str) {
	int sizesame, pc, minsizecode;
	int diff = 0;
	clear_sstream(str);
	if (fleft->numparams != fright->numparams) {
		diff++;
		str << " different params size;";
	}
	if (NUPS(fleft) != NUPS(fright)) {
		diff++;
		str << " different upvalues size;";
	}
	if (fleft->is_vararg != fright->is_vararg) {
		diff++;
		str << " different is_vararg;";
	}
	if (fleft->sizecode != fright->sizecode) {
		diff++;
		str << " different code size;";
	}
	sizesame = 0;
	minsizecode = MIN(fleft->sizecode, fright->sizecode);
	for (pc = 0; pc < minsizecode; pc++) {
		Instruction ileft = fleft->code[pc];
		Instruction iright = fright->code[pc];
		if (ileft == iright) {
			sizesame++;
		}
		else {
			Inst left = extractInstruction(ileft);
			Inst right = extractInstruction(iright);
			if (left.op == OP_EQ && right.op == OP_EQ) {
				if (left.a == right.a && left.b == right.c && left.c == right.b) {
					sizesame++;
				}
			}
			else if ((left.op == OP_LT && right.op == OP_LE) ||
				(left.op == OP_LE && right.op == OP_LT)) {
				if (left.a == !right.a && left.b == right.c && left.c == right.b) {
					sizesame++;
				}
			}
		}
	}
	if (sizesame != fleft->sizecode) {
		diff++;
		str << " sizecode org: " << fleft->sizecode << ", decompiled: " << fright->sizecode << ", same: " << sizesame << ";";
	}
	return diff;
}

std::string PrintFunctionOnlyParamsAndUpvalues(GluaDecompileContextP ctx, const Proto* f, int indent, std::string funcnumstr) {
	std::stringstream code;