Provide optimized support for the %GetOrdinaryHasInstance intrinsic.

test/unittests/compiler/js-intrinsic-lowering-unittest.cc

Index: test/unittests/compiler/js-intrinsic-lowering-unittest.cc
diff --git a/test/unittests/compiler/js-intrinsic-lowering-unittest.cc b/test/unittests/compiler/js-intrinsic-lowering-unittest.cc
index 919c1b2237a1820d260d0d76fb11147fe321282e..07752898ced66767ccda4fadcd4d5dd8e2f585e9 100644
--- a/test/unittests/compiler/js-intrinsic-lowering-unittest.cc
+++ b/test/unittests/compiler/js-intrinsic-lowering-unittest.cc
@@ -275,8 +275,20 @@ TEST_F(JSIntrinsicLoweringTest, InlineMathSqrt) {
 
 
 // -----------------------------------------------------------------------------
-// %_MathClz32
+// %_GetOrdinaryHasInstance

[Michael Starzinger, 2016/03/17 12:43:53]

nit: Let's not squeeze this in between the test for Math functions. Can we just
move it to the bottom of the file?

[mvstanton, 2016/03/17 13:23:03]

Done.

+
+TEST_F(JSIntrinsicLoweringTest, InlineGetOrdinaryHasInstance) {
+  Node* const context = Parameter(0);
+  Node* const effect = graph()->start();
+  Node* const control = graph()->start();
+  Reduction const r = Reduce(graph()->NewNode(
+      javascript()->CallRuntime(Runtime::kInlineGetOrdinaryHasInstance, 0),
+      context, effect, control));
+  ASSERT_TRUE(r.Changed());

[Michael Starzinger, 2016/03/17 12:43:53]

nit: Let's also check that ...

EXPECT_THAT(r.replacement(), IsLoadContext(ContextAccess(0,
Context::ORDINARY_HAS_INSTANCE_INDEX, true), _));

[mvstanton, 2016/03/17 13:23:03]

Done.

+}
 
+// -----------------------------------------------------------------------------
+// %_MathClz32
 
 TEST_F(JSIntrinsicLoweringTest, InlineMathClz32) {
   Node* const input = Parameter(0);