deps: upgrade to V8 4.9.385.18

Pick up the current branch head for V8 4.9
https://github.com/v8/v8/commit/1ecba0f

PR-URL: https://github.com/nodejs/node/pull/4722
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Michaël Zasso <mic.besace@gmail.com>

1 files changed, 80 insertions, 36 deletions

diff --git a/deps/v8/test/unittests/compiler/js-intrinsic-lowering-unittest.cc b/deps/v8/test/unittests/compiler/js-intrinsic-lowering-unittest.cc
index a22f660c21..f38f8eaac7 100644
--- a/deps/v8/test/unittests/compiler/js-intrinsic-lowering-unittest.cc
+++ b/deps/v8/test/unittests/compiler/js-intrinsic-lowering-unittest.cc
@@ -7,6 +7,7 @@
 #include "src/compiler/js-graph.h"
 #include "src/compiler/js-intrinsic-lowering.h"
 #include "src/compiler/js-operator.h"
+#include "src/types-inl.h"
 #include "test/unittests/compiler/graph-unittest.h"
 #include "test/unittests/compiler/node-test-utils.h"
 #include "testing/gmock-support.h"
@@ -23,15 +24,16 @@ namespace v8 {
 namespace internal {
 namespace compiler {
 
-class JSIntrinsicLoweringTest : public GraphTest {
+class JSIntrinsicLoweringTest : public TypedGraphTest {
  public:
-  JSIntrinsicLoweringTest() : GraphTest(3), javascript_(zone()) {}
+  JSIntrinsicLoweringTest() : TypedGraphTest(3), javascript_(zone()) {}
   ~JSIntrinsicLoweringTest() override {}
 
  protected:
   Reduction Reduce(Node* node, MachineOperatorBuilder::Flags flags =
                                    MachineOperatorBuilder::kNoFlags) {
-    MachineOperatorBuilder machine(zone(), kMachPtr, flags);
+    MachineOperatorBuilder machine(zone(), MachineType::PointerRepresentation(),
+                                   flags);
     SimplifiedOperatorBuilder simplified(zone());
     JSGraph jsgraph(isolate(), graph(), common(), javascript(), &simplified,
                     &machine);
@@ -147,7 +149,7 @@ TEST_F(JSIntrinsicLoweringTest, InlineIsArray) {
   EXPECT_THAT(
       phi,
       IsPhi(
-          static_cast<MachineType>(kTypeBool | kRepTagged), IsFalseConstant(),
+          MachineRepresentation::kTagged, IsFalseConstant(),
           IsWord32Equal(IsLoadField(AccessBuilder::ForMapInstanceType(),
                                     IsLoadField(AccessBuilder::ForMap(), input,
                                                 effect, CaptureEq(&if_false)),
@@ -178,7 +180,7 @@ TEST_F(JSIntrinsicLoweringTest, InlineIsDate) {
   EXPECT_THAT(
       phi,
       IsPhi(
-          static_cast<MachineType>(kTypeBool | kRepTagged), IsFalseConstant(),
+          MachineRepresentation::kTagged, IsFalseConstant(),
           IsWord32Equal(IsLoadField(AccessBuilder::ForMapInstanceType(),
                                     IsLoadField(AccessBuilder::ForMap(), input,
                                                 effect, CaptureEq(&if_false)),
@@ -209,7 +211,7 @@ TEST_F(JSIntrinsicLoweringTest, InlineIsTypedArray) {
   EXPECT_THAT(
       phi,
       IsPhi(
-          static_cast<MachineType>(kTypeBool | kRepTagged), IsFalseConstant(),
+          MachineRepresentation::kTagged, IsFalseConstant(),
           IsWord32Equal(IsLoadField(AccessBuilder::ForMapInstanceType(),
                                     IsLoadField(AccessBuilder::ForMap(), input,
                                                 effect, CaptureEq(&if_false)),
@@ -226,8 +228,8 @@ TEST_F(JSIntrinsicLoweringTest, InlineIsTypedArray) {
 
 
 TEST_F(JSIntrinsicLoweringTest, InlineIsFunction) {
-  Node* const input = Parameter(0);
-  Node* const context = Parameter(1);
+  Node* const input = Parameter(Type::Any());
+  Node* const context = Parameter(Type::Any());
   Node* const effect = graph()->start();
   Node* const control = graph()->start();
   Reduction const r = Reduce(
@@ -240,12 +242,13 @@ TEST_F(JSIntrinsicLoweringTest, InlineIsFunction) {
   EXPECT_THAT(
       phi,
       IsPhi(
-          static_cast<MachineType>(kTypeBool | kRepTagged), IsFalseConstant(),
-          IsWord32Equal(IsLoadField(AccessBuilder::ForMapInstanceType(),
-                                    IsLoadField(AccessBuilder::ForMap(), input,
-                                                effect, CaptureEq(&if_false)),
-                                    effect, _),
-                        IsInt32Constant(JS_FUNCTION_TYPE)),
+          MachineRepresentation::kTagged, IsFalseConstant(),
+          IsUint32LessThanOrEqual(
+              IsInt32Constant(FIRST_FUNCTION_TYPE),
+              IsLoadField(AccessBuilder::ForMapInstanceType(),
+                          IsLoadField(AccessBuilder::ForMap(), input, effect,
+                                      CaptureEq(&if_false)),
+                          effect, _)),
           IsMerge(IsIfTrue(AllOf(CaptureEq(&branch),
                                  IsBranch(IsObjectIsSmi(input), control))),
                   AllOf(CaptureEq(&if_false), IsIfFalse(CaptureEq(&branch))))));
@@ -271,7 +274,7 @@ TEST_F(JSIntrinsicLoweringTest, InlineIsRegExp) {
   EXPECT_THAT(
       phi,
       IsPhi(
-          static_cast<MachineType>(kTypeBool | kRepTagged), IsFalseConstant(),
+          MachineRepresentation::kTagged, IsFalseConstant(),
           IsWord32Equal(IsLoadField(AccessBuilder::ForMapInstanceType(),
                                     IsLoadField(AccessBuilder::ForMap(), input,
                                                 effect, CaptureEq(&if_false)),
@@ -284,6 +287,64 @@ TEST_F(JSIntrinsicLoweringTest, InlineIsRegExp) {
 
 
 // -----------------------------------------------------------------------------
+// %_IsJSReceiver
+
+
+TEST_F(JSIntrinsicLoweringTest, InlineIsJSReceiverWithAny) {
+  Node* const input = Parameter(Type::Any());
+  Node* const context = Parameter(Type::Any());
+  Node* const effect = graph()->start();
+  Node* const control = graph()->start();
+  Reduction const r = Reduce(graph()->NewNode(
+      javascript()->CallRuntime(Runtime::kInlineIsJSReceiver, 1), input,
+      context, effect, control));
+  ASSERT_TRUE(r.Changed());
+
+  Node* phi = r.replacement();
+  Capture<Node *> branch, if_false;
+  EXPECT_THAT(
+      phi,
+      IsPhi(
+          MachineRepresentation::kTagged, IsFalseConstant(),
+          IsUint32LessThanOrEqual(
+              IsInt32Constant(FIRST_JS_RECEIVER_TYPE),
+              IsLoadField(AccessBuilder::ForMapInstanceType(),
+                          IsLoadField(AccessBuilder::ForMap(), input, effect,
+                                      CaptureEq(&if_false)),
+                          effect, _)),
+          IsMerge(IsIfTrue(AllOf(CaptureEq(&branch),
+                                 IsBranch(IsObjectIsSmi(input), control))),
+                  AllOf(CaptureEq(&if_false), IsIfFalse(CaptureEq(&branch))))));
+}
+
+
+TEST_F(JSIntrinsicLoweringTest, InlineIsJSReceiverWithReceiver) {
+  Node* const input = Parameter(Type::Receiver());
+  Node* const context = Parameter(Type::Any());
+  Node* const effect = graph()->start();
+  Node* const control = graph()->start();
+  Reduction const r = Reduce(graph()->NewNode(
+      javascript()->CallRuntime(Runtime::kInlineIsJSReceiver, 1), input,
+      context, effect, control));
+  ASSERT_TRUE(r.Changed());
+  EXPECT_THAT(r.replacement(), IsTrueConstant());
+}
+
+
+TEST_F(JSIntrinsicLoweringTest, InlineIsJSReceiverWithUndefined) {
+  Node* const input = Parameter(Type::Undefined());
+  Node* const context = Parameter(Type::Any());
+  Node* const effect = graph()->start();
+  Node* const control = graph()->start();
+  Reduction const r = Reduce(graph()->NewNode(
+      javascript()->CallRuntime(Runtime::kInlineIsJSReceiver, 1), input,
+      context, effect, control));
+  ASSERT_TRUE(r.Changed());
+  EXPECT_THAT(r.replacement(), IsFalseConstant());
+}
+
+
+// -----------------------------------------------------------------------------
 // %_JSValueGetValue
 
 
@@ -337,24 +398,6 @@ TEST_F(JSIntrinsicLoweringTest, InlineMathSqrt) {
 
 
 // -----------------------------------------------------------------------------
-// %_StringGetLength
-
-
-TEST_F(JSIntrinsicLoweringTest, InlineStringGetLength) {
-  Node* const input = Parameter(0);
-  Node* const context = Parameter(1);
-  Node* const effect = graph()->start();
-  Node* const control = graph()->start();
-  Reduction const r = Reduce(graph()->NewNode(
-      javascript()->CallRuntime(Runtime::kInlineStringGetLength, 1), input,
-      context, effect, control));
-  ASSERT_TRUE(r.Changed());
-  EXPECT_THAT(r.replacement(), IsLoadField(AccessBuilder::ForStringLength(),
-                                           input, effect, control));
-}
-
-
-// -----------------------------------------------------------------------------
 // %_MathClz32
 
 
@@ -390,9 +433,10 @@ TEST_F(JSIntrinsicLoweringTest, InlineValueOf) {
   EXPECT_THAT(
       phi,
       IsPhi(
-          kMachAnyTagged, input,
-          IsPhi(kMachAnyTagged, IsLoadField(AccessBuilder::ForValue(), input,
-                                            effect, CaptureEq(&if_true1)),
+          MachineRepresentation::kTagged, input,
+          IsPhi(MachineRepresentation::kTagged,
+                IsLoadField(AccessBuilder::ForValue(), input, effect,
+                            CaptureEq(&if_true1)),
                 input,
                 IsMerge(
                     AllOf(CaptureEq(&if_true1), IsIfTrue(CaptureEq(&branch1))),