[turbofan] Support for %_DoubleHi, %_DoubleLo and %_ConstructDouble.

test/unittests/compiler/node-test-utils.cc

Index: test/unittests/compiler/node-test-utils.cc
diff --git a/test/unittests/compiler/node-test-utils.cc b/test/unittests/compiler/node-test-utils.cc
index 72723145851c394836d4ca46fee19f00ec9df624..c9852822b92948e39afa0c9c5ff2052ab3ddda85 100644
--- a/test/unittests/compiler/node-test-utils.cc
+++ b/test/unittests/compiler/node-test-utils.cc
@@ -1243,6 +1243,75 @@ class IsUnopMatcher FINAL : public NodeMatcher {
   const Matcher<Node*> input_matcher_;
 };
 
+
+class IsFloat64ExtractWord32Matcher FINAL : public NodeMatcher {
+ public:
+  IsFloat64ExtractWord32Matcher(const Matcher<int>& location_matcher,
+                                const Matcher<Node*>& value_matcher)
+      : NodeMatcher(IrOpcode::kFloat64ExtractWord32),
+        location_matcher_(location_matcher),
+        value_matcher_(value_matcher) {}
+
+  void DescribeTo(std::ostream* os) const FINAL {
+    NodeMatcher::DescribeTo(os);
+    *os << " whose location (";
+    location_matcher_.DescribeTo(os);
+    *os << ") and value (";
+    value_matcher_.DescribeTo(os);
+    *os << ")";
+  }
+
+  bool MatchAndExplain(Node* node, MatchResultListener* listener) const FINAL {
+    return (NodeMatcher::MatchAndExplain(node, listener) &&
+            PrintMatchAndExplain(OpParameter<int>(node), "location",
+                                 location_matcher_, listener) &&
+            PrintMatchAndExplain(NodeProperties::GetValueInput(node, 0),
+                                 "value", value_matcher_, listener));
+  }
+
+ private:
+  const Matcher<int> location_matcher_;
+  const Matcher<Node*> value_matcher_;
+};
+
+
+class IsFloat64InsertWord32Matcher FINAL : public NodeMatcher {
+ public:
+  IsFloat64InsertWord32Matcher(const Matcher<int>& location_matcher,
+                               const Matcher<Node*>& lhs_matcher,
+                               const Matcher<Node*>& rhs_matcher)
+      : NodeMatcher(IrOpcode::kFloat64InsertWord32),
+        location_matcher_(location_matcher),
+        lhs_matcher_(lhs_matcher),
+        rhs_matcher_(rhs_matcher) {}
+
+  void DescribeTo(std::ostream* os) const FINAL {
+    NodeMatcher::DescribeTo(os);
+    *os << " whose location (";
+    location_matcher_.DescribeTo(os);
+    *os << "), lhs (";
+    lhs_matcher_.DescribeTo(os);
+    *os << ") and rhs (";
+    rhs_matcher_.DescribeTo(os);
+    *os << ")";
+  }
+
+  bool MatchAndExplain(Node* node, MatchResultListener* listener) const FINAL {
+    return (NodeMatcher::MatchAndExplain(node, listener) &&
+            PrintMatchAndExplain(OpParameter<int>(node), "location",
+                                 location_matcher_, listener) &&
+            PrintMatchAndExplain(NodeProperties::GetValueInput(node, 0), "lhs",
+                                 lhs_matcher_, listener) &&
+            PrintMatchAndExplain(NodeProperties::GetValueInput(node, 1), "rhs",
+                                 rhs_matcher_, listener));
+  }
+
+ private:
+  const Matcher<int> location_matcher_;
+  const Matcher<Node*> lhs_matcher_;
+  const Matcher<Node*> rhs_matcher_;
+};
+
 }  // namespace
 
 
@@ -1562,6 +1631,21 @@ Matcher<Node*> IsStore(const Matcher<StoreRepresentation>& rep_matcher,
 }
 
 
+Matcher<Node*> IsFloat64ExtractWord32(const Matcher<int>& location_matcher,
+                                      const Matcher<Node*>& value_matcher) {
+  return MakeMatcher(
+      new IsFloat64ExtractWord32Matcher(location_matcher, value_matcher));
+}
+
+
+Matcher<Node*> IsFloat64InsertWord32(const Matcher<int>& location_matcher,
+                                     const Matcher<Node*>& lhs_matcher,
+                                     const Matcher<Node*>& rhs_matcher) {
+  return MakeMatcher(new IsFloat64InsertWord32Matcher(
+      location_matcher, lhs_matcher, rhs_matcher));
+}
+
+
 #define IS_BINOP_MATCHER(Name)                                            \
   Matcher<Node*> Is##Name(const Matcher<Node*>& lhs_matcher,              \
                           const Matcher<Node*>& rhs_matcher) {            \