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C# CodeGenContext.EndCatchBlock方法代码示例

本文整理汇总了C#中CodeGenContext.EndCatchBlock方法的典型用法代码示例。如果您正苦于以下问题:C# CodeGenContext.EndCatchBlock方法的具体用法?C# CodeGenContext.EndCatchBlock怎么用?C# CodeGenContext.EndCatchBlock使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在CodeGenContext的用法示例。


在下文中一共展示了CodeGenContext.EndCatchBlock方法的5个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。

示例1: GenCall

        internal void GenCall(CodeGenContext context)
        {
            int result = context.CreateLocal("result", PrimitiveType.Object);

            PERWAPI.CILLabel endLabel = context.NewLabel();
            PERWAPI.CILLabel retryLabel = context.NewLabel();

            context.CodeLabel(retryLabel);

            context.StartBlock(Clause.Try);
            {
                // object result = Call(...)
                GenCall0(context);
                context.stloc(result);

                context.Goto(endLabel);
            }
            PERWAPI.TryBlock tryBlock = context.EndTryBlock();
            context.StartBlock(Clause.Catch);
            {
                CatchBreakException(context, result, endLabel);
            }
            context.EndCatchBlock(Runtime.BreakExceptionRef, tryBlock);
            context.StartBlock(Clause.Catch);
            {
                CatchRetryException(context, retryLabel);
            }
            context.EndCatchBlock(Runtime.RetryExceptionRef, tryBlock);

            context.CodeLabel(endLabel);
            context.ldloc(result);

            context.ReleaseLocal(result, true);
        }
开发者ID:chunlea,项目名称:rubydotnetcompiler,代码行数:34,代码来源:Calls.cs

示例2: GenCode0

        internal override void GenCode0(CodeGenContext context)
        {
            PERWAPI.CILLabel finalLabel = context.NewLabel();

            int RescueTemp = context.CreateLocal("rescueTemp", PERWAPI.PrimitiveType.Object);
            context.ldnull();
            context.stloc(RescueTemp);

            if (ensure != null)
            {
                context.StartBlock(Clause.Try); // outer try block with finally

                context.StartBlock(Clause.Try); // inner try block with catch
            }

            GenInnerBlock(context, RescueTemp);

            if (ensure != null)
            {
                context.Goto(finalLabel);

                PERWAPI.TryBlock innerTry = context.EndTryBlock();

                context.StartBlock(Clause.Catch);
                GenRescue(context, null, 0, null);
                context.EndCatchBlock(Runtime.SystemExceptionRef, innerTry);

                PERWAPI.TryBlock outerTry = context.EndTryBlock();
                
                // Fixme: reset labels to prevent branches out of finally block.    
                context.StartBlock(Clause.Finally);
                ensure.GenCode(context);
                if (context.Reachable())
                    context.pop();
                context.endfinally();
                context.EndFinallyBlock(outerTry);

                context.CodeLabel(finalLabel);
                context.newEndPoint(location);
            }

            context.ldloc(RescueTemp);

            context.ReleaseLocal(RescueTemp, true);
        }
开发者ID:chunlea,项目名称:rubydotnetcompiler,代码行数:45,代码来源:Exceptions.cs

示例3: CatchReturnException

        internal void CatchReturnException(CodeGenContext context, PERWAPI.TryBlock tryBlock)
        {
            // catch (Ruby.ReturnException exception) { ... }
            context.StartBlock(Clause.Catch);
            {
                PERWAPI.CILLabel falseLabel = context.NewLabel();

                int exception = context.StoreInTemp("exception", Runtime.ReturnExceptionRef, location);

                // if (exception.scope == thisframe)
                context.ldloc(exception);
                context.ldfld(Runtime.ReturnException.scope);
                context.ldloc(0);
                context.bne(falseLabel);

                //     returnTemp = exception.return_value;
                context.ldloc(exception);
                context.ldfld(Runtime.ReturnException.return_value);
                context.stloc(returnTemp);
                context.Goto(context.labels.Return);

                // falseLabel:
                context.CodeLabel(falseLabel);
                // throw exception
                context.rethrow();

                context.ReleaseLocal(exception, true);
            }
            context.EndCatchBlock(Runtime.ReturnExceptionRef, tryBlock);
        }
开发者ID:chunlea,项目名称:rubydotnetcompiler,代码行数:30,代码来源:Scoping.cs

示例4: Defined

         internal override void Defined(CodeGenContext context)
        {
            if (qualified)
                if (scope != null)
                {
                    // object result;
                    int result = context.CreateLocal("result", PrimitiveType.Object);
                    PERWAPI.CILLabel endLabel = context.NewLabel();
                    // try {
                    context.StartBlock(Clause.Try);
                    {
                        // result = Eval.const_defined(scope, vid, caller);
                        scope.GenCode(context);
                        context.ldstr(vid.ToString());
                        context.ldloc(0);
                        context.call(Runtime.Eval.const_defined);
                        context.stloc(result);
                        context.leave(endLabel);
                    }
                    TryBlock block = context.EndTryBlock();
                    // catch (System.Exception) {
                    context.StartBlock(Clause.Catch);
                    {
                        // result = null;
                        context.ldnull();
                        context.stloc(result);
                        context.leave(endLabel);
                    }
                    context.EndCatchBlock(Runtime.SystemExceptionRef, block);

                    context.CodeLabel(endLabel);
                    context.ldloc(result);
                    context.ReleaseLocal(result, true);
                }
                else
                {
                    context.ldsfld(Ruby.Compiler.Runtime.Init.rb_cObject);
                    context.ldstr(vid.ToString());
                    context.ldloc(0);
                    context.call(Runtime.Eval.const_defined);
                }
            else
            {
                context.ruby_cbase(parent_scope);
                context.ldstr(vid.ToString());
                context.ldloc(0);
                context.call(Runtime.Eval.const_defined);
            }
        }
开发者ID:chunlea,项目名称:rubydotnetcompiler,代码行数:49,代码来源:Variables.cs

示例5: GenInnerBlock

        private void GenInnerBlock(CodeGenContext context, int RescueTemp)
        {
            PERWAPI.CILLabel elseLabel = context.NewLabel();

            Labels catchLabels = new Labels();
            catchLabels.Break = context.labels.Break;
            catchLabels.Next = context.labels.Next;
            catchLabels.Redo = context.labels.Redo;
            catchLabels.Return = context.labels.Return;
            catchLabels.Retry = context.NewLabel();

            context.CodeLabel(catchLabels.Retry);

            context.StartBlock(Clause.Try);
            {
                if (body != null)
                    body.GenCode(context);
                else
                    context.ldnull();

                if (context.Reachable())
                {
                    context.stloc(RescueTemp);
                    context.Goto(elseLabel);
                }
            }
            PERWAPI.TryBlock innerTry = context.EndTryBlock();

            PERWAPI.CILLabel endLabel = context.NewLabel();

            if (rescue != null)
            {
                context.StartBlock(Clause.Catch);
                {
                    Labels original = context.labels;
                    context.labels = catchLabels;

                    GenRescue(context, endLabel, RescueTemp, rescue);
                    
                    context.labels = original;
                }
                context.EndCatchBlock(Runtime.SystemExceptionRef, innerTry);
            }

            context.CodeLabel(elseLabel);
            {
                if (_else != null)
                {
                    _else.GenCode(context);
                    if (context.Reachable())
                        context.stloc(RescueTemp);
                }
            }
            context.CodeLabel(endLabel);
        }
开发者ID:chunlea,项目名称:rubydotnetcompiler,代码行数:55,代码来源:Exceptions.cs


注:本文中的CodeGenContext.EndCatchBlock方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。