52       if (m.IsBooleanNot()) return Replace(m.InputAt(0));  in Reduce()
57       if (m.Is(0)) return Replace(jsgraph()->FalseConstant());  in Reduce()
58       if (m.Is(1)) return Replace(jsgraph()->TrueConstant());  in Reduce()
59       if (m.IsChangeTaggedToBit()) return Replace(m.InputAt(0));  in Reduce()
67       if (m.IsChangeBitToTagged()) return Replace(m.InputAt(0));  in Reduce()
73       if (m.IsChangeTaggedToFloat64()) return Replace(m.node()->InputAt(0));  in Reduce()
81         return Replace(m.InputAt(0));  in Reduce()
90         return Replace(m.node()->InputAt(0));  in Reduce()
108         return Replace(m.InputAt(0));  in Reduce()
118       if (m.IsChangeUint32ToTagged()) return Replace(m.InputAt(0));  in Reduce()
131         return Replace(m.InputAt(0));  in Reduce()
143         return Replace(value);  in Reduce()
160         return Replace(effect);  in Reduce()
176         return Replace(input);  in Reduce()
181         return Replace(input);  in Reduce()
189         return Replace(input);  in Reduce()
194         return Replace(input);  in Reduce()
239   return Replace(jsgraph()->BooleanConstant(value));  in ReplaceBoolean()
243   return Replace(jsgraph()->Float64Constant(value));  in ReplaceFloat64()
248   return Replace(jsgraph()->Int32Constant(value));  in ReplaceInt32()
253   return Replace(jsgraph()->Constant(value));  in ReplaceNumber()
258   return Replace(jsgraph()->Constant(value));  in ReplaceNumber()