binary-operator-reducer: reduce mul+div(shift)

src/compiler/x64/instruction-selector-x64.cc

Index: src/compiler/x64/instruction-selector-x64.cc
diff --git a/src/compiler/x64/instruction-selector-x64.cc b/src/compiler/x64/instruction-selector-x64.cc
index fa63138f2799841c5af49c2ac93a7493541881cb..fac23cd9590ceef18ff3f00e6d3a6563b0432e1e 100644
--- a/src/compiler/x64/instruction-selector-x64.cc
+++ b/src/compiler/x64/instruction-selector-x64.cc
@@ -906,6 +906,12 @@ void InstructionSelector::VisitTruncateInt64ToInt32(Node* node) {
 }
 
 
+void InstructionSelector::VisitTruncateInt64ToFloat64(Node* node) {
+  X64OperandGenerator g(this);
+  Emit(kSSEInt64ToFloat64, g.DefineAsRegister(node), g.Use(node->InputAt(0)));
+}
+
+
 void InstructionSelector::VisitFloat32Add(Node* node) {
   VisitFloatBinop(this, node, kAVXFloat32Add, kSSEFloat32Add);
 }