Fix expectations of lowering tests.

src/compiler/simplified-operator-reducer.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/compiler/generic-node-inl.h"
 #include "src/compiler/js-graph.h"
 #include "src/compiler/node-matchers.h"
 #include "src/compiler/simplified-operator-reducer.h"
 
 namespace v8 {
@@ skipping 51 matching lines @@
       if (m.IsChangeUint32ToTagged()) {
         return Change(node, machine()->ChangeUint32ToFloat64(),
                       m.node()->InputAt(0));
       }
       break;
     }
     case IrOpcode::kChangeTaggedToInt32: {
       Float64Matcher m(node->InputAt(0));
       if (m.HasValue()) return ReplaceInt32(DoubleToInt32(m.Value()));
       if (m.IsChangeFloat64ToTagged()) {
-        return Change(node, machine()->TruncateFloat64ToInt32(),
+        return Change(node, machine()->ChangeFloat64ToInt32(),
                       m.node()->InputAt(0));
       }
       if (m.IsChangeInt32ToTagged()) return Replace(m.node()->InputAt(0));
       break;
     }
     case IrOpcode::kChangeTaggedToUint32: {
       Float64Matcher m(node->InputAt(0));
       if (m.HasValue()) return ReplaceUint32(DoubleToUint32(m.Value()));
       if (m.IsChangeFloat64ToTagged()) {
-        return Change(node, machine()->TruncateFloat64ToInt32(),
+        return Change(node, machine()->ChangeFloat64ToUint32(),
                       m.node()->InputAt(0));
       }
       if (m.IsChangeUint32ToTagged()) return Replace(m.node()->InputAt(0));
       break;
     }
     case IrOpcode::kChangeUint32ToTagged: {
       Uint32Matcher m(node->InputAt(0));
       if (m.HasValue()) return ReplaceNumber(FastUI2D(m.Value()));
       break;
     }
@@ skipping 34 matching lines @@
 Graph* SimplifiedOperatorReducer::graph() const { return jsgraph()->graph(); }
 
 
 Heap* SimplifiedOperatorReducer::heap() const {
   return jsgraph()->isolate()->heap();
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8