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C# CodeGenContext.isinst方法代码示例

本文整理汇总了C#中CodeGenContext.isinst方法的典型用法代码示例。如果您正苦于以下问题:C# CodeGenContext.isinst方法的具体用法?C# CodeGenContext.isinst怎么用?C# CodeGenContext.isinst使用的例子?那么, 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.isinst方法的2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: GenCode0

        internal override void GenCode0(CodeGenContext context)
        {
            int RescueTemp = context.CreateLocal("rescueTemp", PERWAPI.PrimitiveType.Object);
            int ExceptionTemp = context.CreateLocal("exceptionTemp", PERWAPI.PrimitiveType.Object);

            PERWAPI.CILLabel endLabel = context.NewLabel();

            context.StartBlock(Clause.Try);
            {
                expr.GenCode(context);
                if (context.Reachable())
                {
                    context.stloc(RescueTemp);
                    context.Goto(endLabel);
                }
            }
            PERWAPI.TryBlock tryBlock = context.EndTryBlock();

            context.StartBlock(Clause.Catch);
            {
                PERWAPI.CILLabel stdErrLabel = context.NewLabel();
                context.stloc(ExceptionTemp);
                context.ldloc(ExceptionTemp);
                context.ldfld(Runtime.RubyException.parent);
                context.isinst(Runtime.StandardErrorRef);
                context.brtrue(stdErrLabel);
                context.ldloc(ExceptionTemp);
                context.throwOp();
                context.CodeLabel(stdErrLabel);
                rescue.GenCode(context);
                if (context.Reachable())
                {
                    context.stloc(RescueTemp);
                    context.Goto(endLabel);
                }
            }

            context.EndCatchBlock(Runtime.RubyExceptionRef, tryBlock);

            context.CodeLabel(endLabel);

            context.ldloc(RescueTemp);

            context.ReleaseLocal(RescueTemp, true);
            context.ReleaseLocal(ExceptionTemp, true);
        }
开发者ID:chunlea,项目名称:rubydotnetcompiler,代码行数:46,代码来源:Exceptions.cs

示例2: GenRescue

        internal void GenRescue(CodeGenContext context, PERWAPI.CILLabel endLabel, int RescueTemp, RESCUE_CLAUSE clauses)
        {
            // catch (System.Exception e) {

            int e = context.StoreInTemp("e", Runtime.SystemExceptionRef, location);

            //if (e is Ruby.ControlException)
            PERWAPI.CILLabel else1 = context.NewLabel();
            context.ldloc(e);
            context.isinst(Runtime.ControlExceptionRef);
            context.brfalse(else1);
            //    throw e;
            context.rethrow();
            context.CodeLabel(else1);

            // Ruby.Exception exception;
            int exception = context.CreateLocal("exception", Runtime.ExceptionRef);

            //if (!(e is Ruby.RubyException))
            PERWAPI.CILLabel else2 = context.NewLabel();
            PERWAPI.CILLabel end = context.NewLabel();
            context.ldloc(e);
            context.isinst(Runtime.RubyExceptionRef);
            context.brtrue(else2);
            //    exception = new Ruby.CLRException(frame, e);
            context.ldloc(0);
            context.ldloc(e);
            context.newobj(Runtime.CLRException.ctor);
            context.stloc(exception);
            context.br(end);

            //else
            context.CodeLabel(else2);
            //     exception = (Ruby.RubyException)e.parent;
            context.ldloc(e);
            context.cast(Runtime.RubyExceptionRef);
            context.ldfld(Runtime.RubyException.parent);
            context.stloc(exception);

            context.CodeLabel(end);

            //Eval.ruby_errinfo.value = exception;
            context.ldsfld(Runtime.Eval.ruby_errinfo);
            context.ldloc(exception);
            context.stfld(Runtime.global_variable.value);

            if (clauses != null)
                clauses.GenCode(context, endLabel, RescueTemp, exception);

            context.rethrow();

            context.ReleaseLocal(e, true);
            context.ReleaseLocal(exception, true);
        }
开发者ID:chunlea,项目名称:rubydotnetcompiler,代码行数:54,代码来源:Exceptions.cs


注:本文中的CodeGenContext.isinst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。