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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,183 @@ | ||
| using System; | ||
| using System.CodeDom.Compiler; | ||
| using System.Collections.Generic; | ||
| using System.IO; | ||
| using System.Linq; | ||
| using System.Reflection; | ||
| using System.Text; | ||
| using System.Text.RegularExpressions; | ||
| using Microsoft.CSharp; | ||
| using PWC.Asim.Core.Contracts; | ||
| using PWC.Asim.Core.Exceptions; | ||
| using PWC.Asim.Core.Utils; | ||
|
|
||
| namespace PWC.Asim.Core.Actors | ||
| { | ||
| class RunTimeExtentions : IActor | ||
| { | ||
| private readonly SharedContainer _sharedVars = SharedContainer.Instance; | ||
| private int _asimRteCnt = 0; | ||
| private readonly IList<string> _runTimeExtensions = new List<string>(); | ||
| private Delegates.EvalBlock[] _evalBlocks; | ||
| // private readonly IList<double> _times = new List<double>(); | ||
|
|
||
| public RunTimeExtentions(IEnumerable<string> files = null) | ||
| { | ||
| if (files == null) | ||
| return; | ||
| foreach (var file in files) | ||
| { | ||
| File.ReadAllLines(file).ToList().ForEach(l => _runTimeExtensions.Add(l)); | ||
| } | ||
| } | ||
|
|
||
| public void Init() | ||
| { | ||
|
|
||
| } | ||
|
|
||
| public void Run(ulong iteration) | ||
| { | ||
| // DateTime st, et; | ||
| if (iteration == 0) | ||
| { | ||
| if (!_runTimeExtensions.Any()) | ||
| return; | ||
| Console.WriteLine("RTE Parsing run-time extensions"); | ||
| // st = DateTime.Now; | ||
| ParseLines(_runTimeExtensions); | ||
| // et = DateTime.Now; | ||
| // Console.WriteLine("RTE Loaded run-time extensions in {0}s", (et - st).TotalSeconds); | ||
| Console.WriteLine("RTE Loaded run-time extensions"); | ||
| } | ||
|
|
||
| if (_asimRteCnt == 0) | ||
| return; | ||
| // run all evals | ||
| // st = DateTime.Now; | ||
| for (int i = 0; i < _asimRteCnt; i++) | ||
| { | ||
| _evalBlocks[i](iteration); | ||
| } | ||
| //et = DateTime.Now; | ||
| //_times.Add((et - st).TotalSeconds); | ||
| } | ||
|
|
||
| public void Finish() | ||
| { | ||
| if (_asimRteCnt == 0) | ||
| return; | ||
| double tot = 0; | ||
| //_times.ToList().ForEach(t => tot += t); | ||
| //Console.WriteLine("RTE total time {0}s, ave time {1}s", tot, tot / _times.Count); | ||
| } | ||
|
|
||
| private void ParseLines(IList<String> lines) | ||
| { | ||
| var c = new CSharpCodeProvider(); | ||
| ICodeCompiler icc = c.CreateCompiler(); | ||
| var cp = new CompilerParameters(); | ||
|
|
||
| cp.CompilerOptions = "/t:library"; | ||
| cp.GenerateInMemory = true; | ||
|
|
||
| cp.ReferencedAssemblies.Add("system.dll"); | ||
| var thisAsembly = typeof(RunTimeExtentions).Assembly.CodeBase; | ||
| thisAsembly = new Uri(thisAsembly).LocalPath; | ||
| // cp.ReferencedAssemblies.Add("PWC.Asim.Core.dll"); | ||
| cp.ReferencedAssemblies.Add(thisAsembly); | ||
|
|
||
| var codeBuilder = new StringBuilder(); | ||
| var methods = new StringBuilder(); | ||
| var varInstance = new StringBuilder(); | ||
|
|
||
| var sharedVars = new List<string>(); | ||
| var wordRegex = new Regex(@"\b[A-Z][A-Za-z0-9]+\b"); | ||
| // look for MixedCaseWords in the eval lines | ||
| foreach (var line in lines) | ||
| { | ||
| var matches = wordRegex.Matches(line); | ||
| foreach (Match match in matches) | ||
| { | ||
| sharedVars.Add(match.Value); | ||
| } | ||
| } | ||
| // trim words into an actual list of shared vars: | ||
| sharedVars = _sharedVars.GetAllNames().Intersect(sharedVars).ToList(); | ||
|
|
||
| // now go back and replace real shared "Name" with "Name.Val" | ||
| foreach (var line in lines) | ||
| { | ||
| if (string.IsNullOrWhiteSpace(line)) | ||
| continue; | ||
| string replacedLine = line; | ||
| sharedVars.ForEach(s => replacedLine = replacedLine.Replace(s, s + ".Val")); | ||
| // build the list of methods | ||
| methods.Append(string.Format(MethodFmt, _asimRteCnt++, replacedLine, _asimRteCnt)); | ||
| } | ||
|
|
||
| foreach (var v in sharedVars) | ||
| { | ||
| // build the list of private shared var instances | ||
| varInstance.Append(string.Format(InstanceFmt, v)); | ||
| } | ||
| // build the code | ||
| codeBuilder.Append(string.Format(PlumbingFmt, varInstance, methods)); | ||
|
|
||
| var code = codeBuilder.ToString(); | ||
| CompilerResults cr = icc.CompileAssemblyFromSource(cp, code); | ||
| if (cr.Errors.Count > 0) | ||
| { | ||
| var e = cr.Errors[0]; | ||
| Console.WriteLine("RTE ERROR on line {0}: {1}", e.Line, e.ErrorText); | ||
| Console.WriteLine("=========="); | ||
| var l = 1; | ||
| foreach (var line in code.Split('\n')) | ||
| { | ||
| Console.WriteLine("{0,3}: {1}", l++, line); | ||
| } | ||
| Console.WriteLine("=========="); | ||
| throw new SimulationException("The Run Time Evalution file failed to compile."); | ||
| } | ||
|
|
||
| Console.WriteLine("RTE compiled successfully."); | ||
|
|
||
| Assembly a = cr.CompiledAssembly; | ||
| object rteClass = a.CreateInstance("PWC.Asim.Core.Eval.AsimRteClass"); | ||
| Type t = rteClass.GetType(); | ||
| _evalBlocks = new Delegates.EvalBlock[_asimRteCnt]; | ||
| for (int i = 0; i < _asimRteCnt; i++) | ||
| { | ||
| MethodInfo evalFunc = t.GetMethod("EvalMethod" + i); | ||
| var d = Delegate.CreateDelegate(typeof(Delegates.EvalBlock), rteClass, evalFunc); | ||
| _evalBlocks[i] = (Delegates.EvalBlock)d; | ||
| } | ||
| } | ||
|
|
||
| const string PlumbingFmt = @" | ||
| using System; | ||
| using PWC.Asim.Core.Utils; | ||
| namespace PWC.Asim.Core.Eval | ||
| {{ | ||
| public class AsimRteClass | ||
| {{ | ||
| private static readonly SharedContainer Share = SharedContainer.Instance; | ||
| // Begin Instances of shared variables | ||
| {0} | ||
| // End Instances of shared variables | ||
| // Begin definition of methods to evaluate | ||
| {1} | ||
| // End definition of methods to evaluate | ||
| }} | ||
| }}"; | ||
| const string InstanceFmt = @" private readonly Shared {0} = Share.GetOrNew(""{0}""); | ||
| "; | ||
| const string MethodFmt = @" | ||
| public object EvalMethod{0}(ulong it) | ||
| {{ | ||
| return {1}; // eval line {2} | ||
| }} | ||
| "; | ||
| } | ||
| } |
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