コード例 #1
0
            public override void Optimize()
            {
                var fixups    = new List <CodeBlock>();
                var refmap    = new Dictionary <Variable, int>();
                var callsites = new Dictionary <Variable, int>();

                Pass0 p0 = new Pass0(refmap, callsites);

                p0.WalkNode(Root);

                Pass1 p1 = new Pass1(fixups, refmap, callsites);

                p1.WalkNode(Root);

                Pass2 p2 = new Pass2();

                p2.WalkNode(Root);

                foreach (var cb in Distinct(fixups))
                {
                    cb.Bind();
                }

                Root.Bind();
            }
コード例 #2
0
            public override void Optimize()
            {
                int total = 0, fc = 0;

                do
                {
                    var vartypes = new Dictionary <Variable, Dictionary <Type, List <Expression> > >();
                    var p0       = new Pass0 {
                        vartypes = vartypes
                    };
                    p0.WalkNode(Root);

                    var p1 = new Pass1 {
                        vartypes = vartypes
                    };
                    p1.WalkNode(Root);

                    fc     = p1.Count;
                    total += fc;
                }while (fc > 0);

                //if (total > 0)
                //{
                //  Console.WriteLine("Typed {0} variables", total);
                //}
            }
コード例 #3
0
            public override void Optimize()
            {
                Pass0 p0 = new Pass0(references);

                p0.WalkNode(Root);

                foreach (var v in references.Keys)
                {
                    foreach (var t in references[v].Keys)
                    {
                        var c = references[v][t];

                        if (t != typeof(object) && c > 1 && t.IsValueType)
                        {
                            var n  = SymbolTable.StringToId(t.Name + "___" + SymbolTable.IdToString(v.Name));
                            var tv = v.Block.CreateVariable(n, Variable.VariableKind.Local, t);
                            v.SetTypedVariable(t, tv);

                            var vv = v;

                            if (vv.Kind == Variable.VariableKind.Local && vv.AssumedValue is BoundExpression)
                            {
                                var assbe = vv.AssumedValue as BoundExpression;
                                if (assbe.Variable.Kind == Variable.VariableKind.Parameter)
                                {
                                    vv = assbe.Variable;
                                }
                            }

                            var inittv = Ast.Write(tv, Ast.SimpleCallHelper(typeof(IronScheme.Runtime.Helpers).GetMethod("UnsafeConvert").MakeGenericMethod(tv.Type), Ast.Read(vv)));

                            var bs = v.Block.Body as BlockStatement;
                            if (bs != null)
                            {
                                Statement[] newbody = new Statement[bs.Statements.Count + 1];
                                newbody[0] = inittv;
                                bs.Statements.CopyTo(newbody, 1);

                                v.Block.Body = Ast.Block(newbody);
                            }
                            else
                            {
                                v.Block.Body = Ast.Block(inittv, v.Block.Body);
                            }
                        }
                    }
                    v.Block.Bind();
                }

                Pass1 p1 = new Pass1(references);

                p1.WalkNode(Root);

                foreach (var v in references.Keys)
                {
                    v.Block.Bind();
                }
            }
コード例 #4
0
            public override void Optimize()
            {
                Pass0 p0 = new Pass0(references);
                p0.WalkNode(Root);

                foreach (var v in references.Keys)
                {
                  foreach (var t in references[v].Keys)
                  {
                var c = references[v][t];

                if (t != typeof(object) && c > 1 && t.IsValueType)
                {
                  var n = SymbolTable.StringToId(t.Name + "___" + SymbolTable.IdToString(v.Name));
                  var tv = v.Block.CreateVariable(n, Variable.VariableKind.Local, t);
                  v.SetTypedVariable(t, tv);

                  var vv = v;

                  if (vv.Kind == Variable.VariableKind.Local && vv.AssumedValue is BoundExpression)
                  {
                var assbe = vv.AssumedValue as BoundExpression;
                if (assbe.Variable.Kind == Variable.VariableKind.Parameter)
                {
                  vv = assbe.Variable;
                }
                  }

                  var inittv = Ast.Write(tv, Ast.SimpleCallHelper(typeof(IronScheme.Runtime.Helpers).GetMethod("UnsafeConvert").MakeGenericMethod(tv.Type), Ast.Read(vv)));

                  var bs = v.Block.Body as BlockStatement;
                  if (bs != null)
                  {
                Statement[] newbody = new Statement[bs.Statements.Count + 1];
                newbody[0] = inittv;
                bs.Statements.CopyTo(newbody, 1);

                v.Block.Body = Ast.Block(newbody);
                  }
                  else
                  {
                v.Block.Body = Ast.Block(inittv, v.Block.Body);
                  }
                }
                  }
                  v.Block.Bind();
                }

                Pass1 p1 = new Pass1(references);
                p1.WalkNode(Root);

                foreach (var v in references.Keys)
                {
                  v.Block.Bind();
                }
            }
コード例 #5
0
 public override void Optimize()
 {
     Pass0 p0 = new Pass0();
     p0.WalkNode(Root);
     //Pass1 p1 = new Pass1();
     //p1.WalkNode(Root);
     Pass2 p2 = new Pass2(references);
     p2.WalkNode(Root);
     Pass3 p3 = new Pass3(references);
     p3.WalkNode(Root);
 }
コード例 #6
0
            public override void Optimize()
            {
                Pass0 p0 = new Pass0();

                p0.WalkNode(Root);
                //Pass1 p1 = new Pass1();
                //p1.WalkNode(Root);
                Pass2 p2 = new Pass2(references);

                p2.WalkNode(Root);
                Pass3 p3 = new Pass3(references);

                p3.WalkNode(Root);
            }
コード例 #7
0
ファイル: Optimizer.TCE.cs プロジェクト: robertlj/IronScheme
            public override void Optimize()
            {
                var fixups = new List<CodeBlock>();

                Pass0 p0 = new Pass0(fixups);
                p0.WalkNode(Root);

                foreach (var cb in Distinct(fixups))
                {
                  cb.Bind();
                }

                Root.Bind();
            }
コード例 #8
0
ファイル: Optimizer.TCE.cs プロジェクト: lsgxeva/IronScheme
            public override void Optimize()
            {
                var fixups = new List <CodeBlock>();

                Pass0 p0 = new Pass0(fixups);

                p0.WalkNode(Root);

                foreach (var cb in Distinct(fixups))
                {
                    cb.Bind();
                }

                Root.Bind();
            }
コード例 #9
0
            public override void Optimize()
            {
                var   returns = new Dictionary <CodeBlock, List <ReturnStatement> >();
                Pass0 p0      = new Pass0 {
                    Returns = returns
                };

                p0.WalkNode(Root);

                foreach (var kv in returns)
                {
                    var cb      = kv.Key;
                    var retlist = kv.Value;

                    foreach (var ret in retlist)
                    {
                        var expr = ret.Expression;
                        if (expr is MethodCallExpression)
                        {
                            var mce = (MethodCallExpression)expr;
                            if (mce.TailCall)
                            {
                                var ass = mce.Method.DeclaringType.Assembly;
                                if (ass == typeof(Optimizer).Assembly ||
                                    ass == typeof(Oyster.Math.IntX).Assembly ||
                                    ass == typeof(CodeBlock).Assembly ||
                                    ass.GlobalAssemblyCache)
                                {
                                    if (mce.Method.DeclaringType.BaseType != typeof(MulticastDelegate))
                                    {
                                        mce.TailCall = false;
                                    }
                                }
                                else
                                {
                                    // what here?
                                    // look for method decorated with [Recursive] or [NonRecursive] attribute
                                    //Console.WriteLine(mce.Method);
                                }
                            }
                        }
                    }
                }
            }
コード例 #10
0
            public override void Optimize()
            {
                var fixups = new List<CodeBlock>();
                var refmap = new Dictionary<Variable, int>();
                var callsites = new Dictionary<Variable, int>();

                Pass0 p0 = new Pass0(refmap, callsites);
                p0.WalkNode(Root);

                Pass1 p1 = new Pass1(fixups, refmap, callsites);
                p1.WalkNode(Root);

                Pass2 p2 = new Pass2();
                p2.WalkNode(Root);

                foreach (var cb in Distinct(fixups))
                {
                  cb.Bind();
                }

                Root.Bind();
            }
コード例 #11
0
      public override void Optimize()
      {
        int total = 0, fc = 0;
        do
        {
          var vartypes = new Dictionary<Variable, Dictionary<Type, List<Expression>>>();
          var p0 = new Pass0 { vartypes = vartypes };
          p0.WalkNode(Root);

          var p1 = new Pass1 { vartypes = vartypes };
          p1.WalkNode(Root);

          fc = p1.Count;
          total += fc;
        }
        while (fc > 0);

        //if (total > 0)
        //{
        //  Console.WriteLine("Typed {0} variables", total);
        //}
      }
コード例 #12
0
            public override void Optimize()
            {
                int changes = 0;

                do
                {
                  changes = 0;
                  var returns = new Dictionary<CodeBlock, List<ReturnStatement>>();
                  Pass0 p0 = new Pass0 { Returns = returns };
                  p0.WalkNode(Root);

                  foreach (var kv in returns)
                  {
                var cb = kv.Key;
                var retlist = kv.Value;

                if (cb.DecorateWithUnspecifiedReturn)
                {
                  continue;
                }

                var allgood = false;

                foreach (var ret in retlist)
                {
                  if (ret.Expression is MethodCallExpression)
                  {
                var mce = (MethodCallExpression)ret.Expression;
                if (mce.Instance is CodeBlockExpression && mce.Method.Name == "Invoke")
                {
                  var ii = mce.Instance as CodeBlockExpression;
                  if (ii.Block.DecorateWithUnspecifiedReturn)
                  {
                    allgood = true;
                    continue;
                  }
                }

                if (!(mce.Method is MethodBuilder) && Attribute.IsDefined(mce.Method, typeof(UnspecifiedReturnAttribute)))
                {
                  allgood = true;
                  continue;
                }
                  }
                  if (!(ret.Expression is MemberExpression))
                  {
                allgood = false;
                break;
                  }

                  var expr = ret.Expression;
                  if (expr is MemberExpression)
                  {
                var me = (MemberExpression)expr;
                if (me.Member == Generator.Unspecified)
                {
                  allgood = true;
                }
                else
                {
                  allgood = false;
                  break;
                }
                  }
                }

                if (allgood && !cb.DecorateWithUnspecifiedReturn)
                {
                  changes++;
                  cb.DecorateWithUnspecifiedReturn = true;
                }

                  }
                }
                while (changes > 0);
            }
コード例 #13
0
 public override void Optimize()
 {
     Pass0 p0 = new Pass0();
     p0.WalkNode(Root);
 }
コード例 #14
0
            public override void Optimize()
            {
                int changes = 0;

                var returns = new Dictionary<CodeBlock, List<ReturnStatement>>();
                Pass0 p0 = new Pass0 { Returns = returns };
                p0.WalkNode(Root);

                do
                {
                  changes = 0;

                  foreach (var kv in returns)
                  {
                var cb = kv.Key;
                var retlist = kv.Value;

                if (cb.DecorateWithNonRecursive)
                {
                  continue;
                }

                var allgood = true;

                foreach (var ret in retlist)
                {
                  if (ret.Expression is MethodCallExpression)
                  {
                var mce = (MethodCallExpression)ret.Expression;
                if (mce.Instance is CodeBlockExpression && mce.Method.Name == "Invoke")
                {
                  var ii = mce.Instance as CodeBlockExpression;
                  if (ii.Block.DecorateWithNonRecursive)
                  {
                    continue;
                  }
                }

                if (mce.TailCall)
                {
                  allgood = false;
                  break;
                }

                if (!(mce.Method is MethodBuilder) && Attribute.IsDefined(mce.Method, typeof(IronScheme.Runtime.NonRecursiveAttribute)))
                {
                  continue;
                }
                  }

                }

                if (allgood && !cb.DecorateWithNonRecursive)
                {
                  changes++;
                  cb.DecorateWithNonRecursive = true;
                }
                  }
                }
                while (changes > 0);
            }
コード例 #15
0
            public override void Optimize()
            {
                var returns = new Dictionary<CodeBlock, List<ReturnStatement>>();
                Pass0 p0 = new Pass0 { Returns = returns };
                p0.WalkNode(Root);

                foreach (var kv in returns)
                {
                  var cb = kv.Key;
                  var retlist = kv.Value;

                  foreach (var ret in retlist)
                  {
                var expr = ret.Expression;

                var ue = expr as UnaryExpression;
                if (ue != null && ue.NodeType == AstNodeType.Convert)
                {
                  if (ue.Type == typeof(object) && !ue.Operand.Type.IsValueType)
                  {
                expr = ue.Operand;
                ret.Expression = expr;
                  }
                }

                if (expr is MethodCallExpression)
                {
                  var mce = (MethodCallExpression)expr;
                  if (mce.TailCall)
                  {
                var type = mce.Method.DeclaringType;
                var ass = type.Assembly;

                // check for proc attribute class and defy if found, all will be tail called
                if (ass.GlobalAssemblyCache || (!Attribute.IsDefined(type, typeof(ProcedureAttribute)) && !typeof(IModuleDictionaryInitialization).IsAssignableFrom(type)))
                {
                  // alway tail call delegates
                  if (type.BaseType != typeof(MulticastDelegate))
                  {
                    var pa = (ProcedureAttribute) Attribute.GetCustomAttribute(mce.Method, typeof(ProcedureAttribute));

                    // either must not allow it
                    if (pa != null)
                    {
                      mce.TailCall = pa.AllowTailCall;
                    }
                    else
                    {
                      bool tc = false;
                      foreach (BuiltinAttribute ba in Attribute.GetCustomAttributes(mce.Method, typeof(BuiltinAttribute)))
                      {
                        if (ba.AllowTailCall)
                        {
                          tc = true;
                        }
                      }
                      mce.TailCall = tc;
                    }
                  }
                }
                //else if (!mce.Method.DeclaringType.IsAssignableFrom(typeof(Callable)))
                {
                  // what here?
                  // Callable should be excluded, match with known list
                  // The problem here is that direct calls are only resolved at link time
                  // We need to make a list to use at LTO time too
                  // Perhaps all we need, is to take care of it at LTO
                  //Console.WriteLine("In {0} => {1}", cb.Name, mce.Method.Name);

                }
                  }
                }
                  }
                }
            }
コード例 #16
0
            public override void Optimize()
            {
                var   returns = new Dictionary <CodeBlock, List <ReturnStatement> >();
                Pass0 p0      = new Pass0 {
                    Returns = returns
                };

                p0.WalkNode(Root);

                foreach (var kv in returns)
                {
                    var cb      = kv.Key;
                    var retlist = kv.Value;

                    foreach (var ret in retlist)
                    {
                        var expr = ret.Expression;

                        var ue = expr as UnaryExpression;
                        if (ue != null && ue.NodeType == AstNodeType.Convert)
                        {
                            if (ue.Type == typeof(object) && !ue.Operand.Type.IsValueType)
                            {
                                expr           = ue.Operand;
                                ret.Expression = expr;
                            }
                        }

                        if (expr is MethodCallExpression)
                        {
                            var mce = (MethodCallExpression)expr;
                            if (mce.TailCall)
                            {
                                var type = mce.Method.DeclaringType;
                                var ass  = type.Assembly;

                                // check for proc attribute class and defy if found, all will be tail called
                                if (ass.GlobalAssemblyCache || (!Attribute.IsDefined(type, typeof(ProcedureAttribute)) && !typeof(IModuleDictionaryInitialization).IsAssignableFrom(type)))
                                {
                                    // alway tail call delegates
                                    if (type.BaseType != typeof(MulticastDelegate))
                                    {
                                        var pa = (ProcedureAttribute)Attribute.GetCustomAttribute(mce.Method, typeof(ProcedureAttribute));

                                        // either must not allow it
                                        if (pa != null)
                                        {
                                            mce.TailCall = pa.AllowTailCall;
                                        }
                                        else
                                        {
                                            bool tc = false;
                                            foreach (BuiltinAttribute ba in Attribute.GetCustomAttributes(mce.Method, typeof(BuiltinAttribute)))
                                            {
                                                if (ba.AllowTailCall)
                                                {
                                                    tc = true;
                                                }
                                            }
                                            mce.TailCall = tc;
                                        }
                                    }
                                }
                                //else if (!mce.Method.DeclaringType.IsAssignableFrom(typeof(Callable)))
                                {
                                    // what here?
                                    // Callable should be excluded, match with known list
                                    // The problem here is that direct calls are only resolved at link time
                                    // We need to make a list to use at LTO time too
                                    // Perhaps all we need, is to take care of it at LTO
                                    //Console.WriteLine("In {0} => {1}", cb.Name, mce.Method.Name);
                                }
                            }
                        }
                    }
                }
            }
コード例 #17
0
            public override void Optimize()
            {
                int changes = 0;

                do
                {
                    changes = 0;
                    var   returns = new Dictionary <CodeBlock, List <ReturnStatement> >();
                    Pass0 p0      = new Pass0 {
                        Returns = returns
                    };
                    p0.WalkNode(Root);

                    foreach (var kv in returns)
                    {
                        var cb      = kv.Key;
                        var retlist = kv.Value;

                        if (cb.DecorateWithUnspecifiedReturn)
                        {
                            continue;
                        }

                        var allgood = false;

                        foreach (var ret in retlist)
                        {
                            if (ret.Expression is MethodCallExpression)
                            {
                                var mce = (MethodCallExpression)ret.Expression;
                                if (mce.Instance is CodeBlockExpression && mce.Method.Name == "Invoke")
                                {
                                    var ii = mce.Instance as CodeBlockExpression;
                                    if (ii.Block.DecorateWithUnspecifiedReturn)
                                    {
                                        allgood = true;
                                        continue;
                                    }
                                }

                                if (!(mce.Method is MethodBuilder) && Attribute.IsDefined(mce.Method, typeof(UnspecifiedReturnAttribute)))
                                {
                                    allgood = true;
                                    continue;
                                }
                            }
                            if (!(ret.Expression is MemberExpression))
                            {
                                allgood = false;
                                break;
                            }

                            var expr = ret.Expression;
                            if (expr is MemberExpression)
                            {
                                var me = (MemberExpression)expr;
                                if (me.Member == Generator.Unspecified)
                                {
                                    allgood = true;
                                }
                                else
                                {
                                    allgood = false;
                                    break;
                                }
                            }
                        }

                        if (allgood && !cb.DecorateWithUnspecifiedReturn)
                        {
                            changes++;
                            cb.DecorateWithUnspecifiedReturn = true;
                        }
                    }
                }while (changes > 0);
            }
コード例 #18
0
            public override void Optimize()
            {
                Pass0 p0 = new Pass0();

                p0.WalkNode(Root);
            }
コード例 #19
0
            public override void Optimize()
            {
                int changes = 0;

                var   returns = new Dictionary <CodeBlock, List <ReturnStatement> >();
                Pass0 p0      = new Pass0 {
                    Returns = returns
                };

                p0.WalkNode(Root);

                do
                {
                    changes = 0;

                    foreach (var kv in returns)
                    {
                        var cb      = kv.Key;
                        var retlist = kv.Value;

                        if (cb.DecorateWithNonRecursive)
                        {
                            continue;
                        }

                        var allgood = true;

                        foreach (var ret in retlist)
                        {
                            if (ret.Expression is MethodCallExpression)
                            {
                                var mce = (MethodCallExpression)ret.Expression;
                                if (mce.Instance is CodeBlockExpression && mce.Method.Name == "Invoke")
                                {
                                    var ii = mce.Instance as CodeBlockExpression;
                                    if (ii.Block.DecorateWithNonRecursive)
                                    {
                                        continue;
                                    }
                                }

                                if (mce.TailCall)
                                {
                                    allgood = false;
                                    break;
                                }

                                if (!(mce.Method is MethodBuilder) && Attribute.IsDefined(mce.Method, typeof(IronScheme.Runtime.NonRecursiveAttribute)))
                                {
                                    continue;
                                }
                            }
                        }

                        if (allgood && !cb.DecorateWithNonRecursive)
                        {
                            changes++;
                            cb.DecorateWithNonRecursive = true;
                        }
                    }
                }while (changes > 0);
            }