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C#使用winform实现简单的梯形图指令编译和执行，带编译器和虚拟机代码

news 来源：原创 2025/6/19 2:34:06

gui效果图，gui代码太长了就不贴了

请添加图片描述

编译结果

LD,test3
NOT,
STORE,TMP1
LD,test1
OR,
LD,TMP1
OUT,test2
LD,TMP1
RST,test
LD,TMP1
OUT,test22
LD,TMP1
OUT,test4
LD,TMP1
CALL,放料

编译器代码

using System.Collections.Generic;
using System.Linq;



namespace LDEdit
{
    public class LadderCompiler
    {
        private readonly ConnectionManager _connManager;
        private readonly Dictionary<CellState, CellState> _cellStateMap;
        private Dictionary<CellState, string> _commonNodes = new Dictionary<CellState, string>();
        private int _tempCounter = 0;
        private Dictionary<CellState, List<List<CellState>>> _coilPathCache = new Dictionary<CellState, List<List<CellState>>>();

        public LadderCompiler(ConnectionManager connManager, List<CellState> cells)
        {
            _connManager = connManager;
            _cellStateMap = cells.ToDictionary(c => c);
        }

        public List<Instruction> Compile()
        {
            var instructions = new List<Instruction>();
            var allPaths = new List<List<CellState>>();

            // 第一阶段：收集所有线圈路径
            var outputCoils = _cellStateMap.Values
                .Where(c => IsOutputType(c.cellType))
                .OrderBy(c => c.row)
                .ToList();

            foreach (var coil in outputCoils)
            {
                var branches = FindAllBranches(coil);
                _coilPathCache[coil] = branches;
                allPaths.AddRange(branches);
            }

            // 第二阶段：分析公共节点
            var commonNodes = AnalyzeCommonNodes(allPaths);
            GenerateCommonLogic(commonNodes, instructions);

            // 第三阶段：生成优化后的指令
            foreach (var coil in outputCoils)
            {
                CompileOptimizedCoil(coil, instructions);
            }

            return instructions;
        }

        private Dictionary<CellState, int> AnalyzeCommonNodes(List<List<CellState>> allPaths)
        {
            var nodeFrequency = new Dictionary<CellState, int>();
            var visited = new HashSet<CellState>();

            foreach (var path in allPaths)
            {
                var reversed = Enumerable.Reve