[Interpreter] Add intrinsics for Is<Type> calls.

test/cctest/interpreter/test-interpreter-intrinsics.cc

 // Copyright 2015 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/v8.h"
 
 #include "src/interpreter/interpreter-intrinsics.h"
 #include "test/cctest/interpreter/interpreter-tester.h"
 
 namespace v8 {
@@ skipping 73 matching lines @@
   CHECK_EQ(*factory->true_value(), *helper.Invoke(helper.NewObject("([1])")));
   CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.NewObject("({})")));
   CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.NewObject("(/x/)")));
   CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.Undefined()));
   CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.Null()));
   CHECK_EQ(*factory->false_value(),
            *helper.Invoke(helper.NewObject("'string'")));
   CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.NewObject("42")));
 }
 
+TEST(IsJSProxy) {
+  HandleAndZoneScope handles;
+
+  InvokeIntrinsicHelper helper(handles.main_isolate(), handles.main_zone(),
+                               Runtime::kInlineIsJSProxy);
+  Factory* factory = handles.main_isolate()->factory();
+
+  CHECK_EQ(*factory->false_value(),
+           *helper.Invoke(helper.NewObject("new Date()")));
+  CHECK_EQ(*factory->false_value(),
+           *helper.Invoke(helper.NewObject("(function() {})")));
+  CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.NewObject("([1])")));
+  CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.NewObject("({})")));
+  CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.NewObject("(/x/)")));
+  CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.Undefined()));
+  CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.Null()));
+  CHECK_EQ(*factory->false_value(),
+           *helper.Invoke(helper.NewObject("'string'")));
+  CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.NewObject("42")));
+  CHECK_EQ(*factory->true_value(),
+           *helper.Invoke(helper.NewObject("new Proxy({},{})")));
+}
+
+TEST(IsRegExp) {
+  HandleAndZoneScope handles;
+
+  InvokeIntrinsicHelper helper(handles.main_isolate(), handles.main_zone(),
+                               Runtime::kInlineIsRegExp);
+  Factory* factory = handles.main_isolate()->factory();
+
+  CHECK_EQ(*factory->false_value(),
+           *helper.Invoke(helper.NewObject("new Date()")));
+  CHECK_EQ(*factory->false_value(),
+           *helper.Invoke(helper.NewObject("(function() {})")));
+  CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.NewObject("([1])")));
+  CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.NewObject("({})")));
+  CHECK_EQ(*factory->true_value(), *helper.Invoke(helper.NewObject("(/x/)")));
+  CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.Undefined()));
+  CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.Null()));
+  CHECK_EQ(*factory->false_value(),
+           *helper.Invoke(helper.NewObject("'string'")));
+  CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.NewObject("42")));
+}
+
+TEST(IsTypedArray) {
+  HandleAndZoneScope handles;
+
+  InvokeIntrinsicHelper helper(handles.main_isolate(), handles.main_zone(),
+                               Runtime::kInlineIsTypedArray);
+  Factory* factory = handles.main_isolate()->factory();
+
+  CHECK_EQ(*factory->false_value(),
+           *helper.Invoke(helper.NewObject("new Date()")));
+  CHECK_EQ(*factory->false_value(),
+           *helper.Invoke(helper.NewObject("(function() {})")));
+  CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.NewObject("([1])")));
+  CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.NewObject("({})")));
+  CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.NewObject("(/x/)")));
+  CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.Undefined()));
+  CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.Null()));
+  CHECK_EQ(*factory->false_value(),
+           *helper.Invoke(helper.NewObject("'string'")));
+  CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.NewObject("42")));
+
+  CHECK_EQ(
+      *factory->true_value(),
+      *helper.Invoke(helper.NewObject("new Uint8Array(new ArrayBuffer(1));")));
+  CHECK_EQ(
+      *factory->true_value(),
+      *helper.Invoke(helper.NewObject("new Uint16Array(new ArrayBuffer(2));")));
+  CHECK_EQ(
+      *factory->true_value(),
+      *helper.Invoke(helper.NewObject("new Int32Array(new ArrayBuffer(4));")));
+}
+
+TEST(IsSmi) {
+  HandleAndZoneScope handles;
+
+  InvokeIntrinsicHelper helper(handles.main_isolate(), handles.main_zone(),
+                               Runtime::kInlineIsSmi);
+  Factory* factory = handles.main_isolate()->factory();
+
+  CHECK_EQ(*factory->false_value(),
+           *helper.Invoke(helper.NewObject("new Date()")));
+  CHECK_EQ(*factory->false_value(),
+           *helper.Invoke(helper.NewObject("(function() {})")));
+  CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.NewObject("([1])")));
+  CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.NewObject("({})")));
+  CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.NewObject("(/x/)")));
+  CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.Undefined()));
+  CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.Null()));
+  CHECK_EQ(*factory->false_value(),
+           *helper.Invoke(helper.NewObject("'string'")));
+  CHECK_EQ(*factory->false_value(), *helper.Invoke(helper.NewObject("42.2")));
+  CHECK_EQ(*factory->true_value(), *helper.Invoke(helper.NewObject("42")));

[mythria, 2016/06/02 10:02:40]

May be one more with an integer outside the SMI range.

[rmcilroy, 2016/06/03 10:17:37]

Good idea, done.

+}
+
 TEST(Call) {
   HandleAndZoneScope handles;
   Isolate* isolate = handles.main_isolate();
   Factory* factory = isolate->factory();
   InvokeIntrinsicHelper helper(isolate, handles.main_zone(),
                                Runtime::kInlineCall);
 
   CHECK_EQ(Smi::FromInt(20),
            *helper.Invoke(helper.NewObject("(function() { return this.x; })"),
                           helper.NewObject("({ x: 20 })")));
   CHECK_EQ(Smi::FromInt(50),
            *helper.Invoke(helper.NewObject("(function(arg1) { return arg1; })"),
                           factory->undefined_value(),
                           handle(Smi::FromInt(50), isolate)));
   CHECK_EQ(
       Smi::FromInt(20),
       *helper.Invoke(
           helper.NewObject("(function(a, b, c) { return a + b + c; })"),
           factory->undefined_value(), handle(Smi::FromInt(10), isolate),
           handle(Smi::FromInt(7), isolate), handle(Smi::FromInt(3), isolate)));
 }
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8