# CodexByteEngine: Minimal VM for symbolic execution
class CodexByteEngine:
    def __init__(self):
        self.registers = [0] * 8
        self.memory = {}

    def execute(self, instructions):
        ip = 0  # Instruction pointer
        while ip < len(instructions):
            instr = instructions[ip].split()
            op = instr[0]

            if op == "LOAD_IMM":
                r, v = int(instr[1]), int(instr[2], 0)
                self.registers[r] = v
            elif op == "CMP":
                r1, r2 = int(instr[1]), int(instr[2])
                if self.registers[r1] != self.registers[r2]:
                    print("Mismatch: Ψ ≠ Λ → Integration aborted")
                    return False
            elif op == "ADD":
                r, v = int(instr[1]), int(instr[2])
                self.registers[r] += self.registers[v]
            elif op == "STORE":
                r, addr = int(instr[1]), int(instr[2], 0)
                self.memory[addr] = self.registers[r]
            elif op == "HALT":
                break
            ip += 1
        return True