[ { "class":"firrtl.EmitCircuitAnnotation", "emitter":"firrtl.VerilogEmitter" }, { "class":"firrtl.options.TargetDirAnnotation", "directory":"." }, { "class":"firrtl.options.OutputAnnotationFileAnnotation", "file":"el2_exu_mul_ctl" }, { "class":"firrtl.transforms.BlackBoxTargetDirAnno", "targetDir":"." } ]