Upgrade V8 to version 4.9.385.28
https://chromium.googlesource.com/v8/v8/+/4.9.385.28
FPIIM-449
Change-Id: I4b2e74289d4bf3667f2f3dc8aa2e541f63e26eb4
diff --git a/test/unittests/compiler/node-properties-unittest.cc b/test/unittests/compiler/node-properties-unittest.cc
new file mode 100644
index 0000000..463948d
--- /dev/null
+++ b/test/unittests/compiler/node-properties-unittest.cc
@@ -0,0 +1,125 @@
+// 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/compiler/common-operator.h"
+#include "src/compiler/node-properties.h"
+#include "test/unittests/test-utils.h"
+#include "testing/gmock/include/gmock/gmock.h"
+
+using testing::AnyOf;
+using testing::ElementsAre;
+using testing::IsNull;
+
+namespace v8 {
+namespace internal {
+namespace compiler {
+
+class NodePropertiesTest : public TestWithZone {
+ public:
+ Node* NewMockNode(const Operator* op) {
+ return Node::New(zone(), 0, op, 0, nullptr, false);
+ }
+ Node* NewMockNode(const Operator* op, Node* n1) {
+ Node* nodes[] = {n1};
+ return Node::New(zone(), 0, op, arraysize(nodes), nodes, false);
+ }
+ Node* NewMockNode(const Operator* op, Node* n1, Node* n2) {
+ Node* nodes[] = {n1, n2};
+ return Node::New(zone(), 0, op, arraysize(nodes), nodes, false);
+ }
+};
+
+namespace {
+
+const Operator kMockOperator(IrOpcode::kDead, Operator::kNoProperties,
+ "MockOperator", 0, 0, 0, 1, 1, 2);
+const Operator kMockCallOperator(IrOpcode::kCall, Operator::kNoProperties,
+ "MockCallOperator", 0, 0, 0, 0, 0, 2);
+
+const IfExceptionHint kNoHint = IfExceptionHint::kLocallyCaught;
+
+} // namespace
+
+
+TEST_F(NodePropertiesTest, ReplaceUses) {
+ CommonOperatorBuilder common(zone());
+ Node* node = NewMockNode(&kMockOperator);
+ Node* effect = NewMockNode(&kMockOperator);
+ Node* use_value = NewMockNode(common.Return(), node);
+ Node* use_effect = NewMockNode(common.EffectPhi(1), node);
+ Node* use_success = NewMockNode(common.IfSuccess(), node);
+ Node* use_exception = NewMockNode(common.IfException(kNoHint), effect, node);
+ Node* r_value = NewMockNode(&kMockOperator);
+ Node* r_effect = NewMockNode(&kMockOperator);
+ Node* r_success = NewMockNode(&kMockOperator);
+ Node* r_exception = NewMockNode(&kMockOperator);
+ NodeProperties::ReplaceUses(node, r_value, r_effect, r_success, r_exception);
+ EXPECT_EQ(r_value, use_value->InputAt(0));
+ EXPECT_EQ(r_effect, use_effect->InputAt(0));
+ EXPECT_EQ(r_success, use_success->InputAt(0));
+ EXPECT_EQ(r_exception, use_exception->InputAt(1));
+ EXPECT_EQ(0, node->UseCount());
+ EXPECT_EQ(1, r_value->UseCount());
+ EXPECT_EQ(1, r_effect->UseCount());
+ EXPECT_EQ(1, r_success->UseCount());
+ EXPECT_EQ(1, r_exception->UseCount());
+ EXPECT_THAT(r_value->uses(), ElementsAre(use_value));
+ EXPECT_THAT(r_effect->uses(), ElementsAre(use_effect));
+ EXPECT_THAT(r_success->uses(), ElementsAre(use_success));
+ EXPECT_THAT(r_exception->uses(), ElementsAre(use_exception));
+}
+
+
+TEST_F(NodePropertiesTest, FindProjection) {
+ CommonOperatorBuilder common(zone());
+ Node* start = NewMockNode(common.Start(1));
+ Node* proj0 = NewMockNode(common.Projection(0), start);
+ Node* proj1 = NewMockNode(common.Projection(1), start);
+ EXPECT_EQ(proj0, NodeProperties::FindProjection(start, 0));
+ EXPECT_EQ(proj1, NodeProperties::FindProjection(start, 1));
+ EXPECT_THAT(NodeProperties::FindProjection(start, 2), IsNull());
+ EXPECT_THAT(NodeProperties::FindProjection(start, 1234567890), IsNull());
+}
+
+
+TEST_F(NodePropertiesTest, CollectControlProjections_Branch) {
+ Node* result[2];
+ CommonOperatorBuilder common(zone());
+ Node* branch = NewMockNode(common.Branch());
+ Node* if_false = NewMockNode(common.IfFalse(), branch);
+ Node* if_true = NewMockNode(common.IfTrue(), branch);
+ NodeProperties::CollectControlProjections(branch, result, arraysize(result));
+ EXPECT_EQ(if_true, result[0]);
+ EXPECT_EQ(if_false, result[1]);
+}
+
+
+TEST_F(NodePropertiesTest, CollectControlProjections_Call) {
+ Node* result[2];
+ CommonOperatorBuilder common(zone());
+ Node* call = NewMockNode(&kMockCallOperator);
+ Node* if_ex = NewMockNode(common.IfException(kNoHint), call, call);
+ Node* if_ok = NewMockNode(common.IfSuccess(), call);
+ NodeProperties::CollectControlProjections(call, result, arraysize(result));
+ EXPECT_EQ(if_ok, result[0]);
+ EXPECT_EQ(if_ex, result[1]);
+}
+
+
+TEST_F(NodePropertiesTest, CollectControlProjections_Switch) {
+ Node* result[3];
+ CommonOperatorBuilder common(zone());
+ Node* sw = NewMockNode(common.Switch(3));
+ Node* if_default = NewMockNode(common.IfDefault(), sw);
+ Node* if_value1 = NewMockNode(common.IfValue(1), sw);
+ Node* if_value2 = NewMockNode(common.IfValue(2), sw);
+ NodeProperties::CollectControlProjections(sw, result, arraysize(result));
+ EXPECT_THAT(result[0], AnyOf(if_value1, if_value2));
+ EXPECT_THAT(result[1], AnyOf(if_value1, if_value2));
+ EXPECT_EQ(if_default, result[2]);
+}
+
+} // namespace compiler
+} // namespace internal
+} // namespace v8