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60 lines
2.2 KiB
60 lines
2.2 KiB
10 years ago
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// Copyright 2015 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "src/compiler/common-operator.h"
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#include "src/compiler/node-properties.h"
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#include "test/unittests/test-utils.h"
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#include "testing/gmock/include/gmock/gmock.h"
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using testing::AnyOf;
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using testing::IsNull;
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namespace v8 {
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namespace internal {
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namespace compiler {
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typedef TestWithZone NodePropertiesTest;
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TEST_F(NodePropertiesTest, FindProjection) {
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CommonOperatorBuilder common(zone());
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Node* start = Node::New(zone(), 0, common.Start(1), 0, nullptr, false);
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Node* proj0 = Node::New(zone(), 1, common.Projection(0), 1, &start, false);
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Node* proj1 = Node::New(zone(), 2, common.Projection(1), 1, &start, false);
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EXPECT_EQ(proj0, NodeProperties::FindProjection(start, 0));
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EXPECT_EQ(proj1, NodeProperties::FindProjection(start, 1));
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EXPECT_THAT(NodeProperties::FindProjection(start, 2), IsNull());
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EXPECT_THAT(NodeProperties::FindProjection(start, 1234567890), IsNull());
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}
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TEST_F(NodePropertiesTest, CollectControlProjections_Branch) {
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Node* result[2];
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CommonOperatorBuilder common(zone());
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Node* branch = Node::New(zone(), 1, common.Branch(), 0, nullptr, false);
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Node* if_false = Node::New(zone(), 2, common.IfFalse(), 1, &branch, false);
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Node* if_true = Node::New(zone(), 3, common.IfTrue(), 1, &branch, false);
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NodeProperties::CollectControlProjections(branch, result, arraysize(result));
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EXPECT_EQ(if_true, result[0]);
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EXPECT_EQ(if_false, result[1]);
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}
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TEST_F(NodePropertiesTest, CollectControlProjections_Switch) {
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Node* result[3];
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CommonOperatorBuilder common(zone());
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Node* sw = Node::New(zone(), 1, common.Switch(3), 0, nullptr, false);
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Node* if_default = Node::New(zone(), 2, common.IfDefault(), 1, &sw, false);
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Node* if_value1 = Node::New(zone(), 3, common.IfValue(1), 1, &sw, false);
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Node* if_value2 = Node::New(zone(), 4, common.IfValue(2), 1, &sw, false);
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NodeProperties::CollectControlProjections(sw, result, arraysize(result));
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EXPECT_THAT(result[0], AnyOf(if_value1, if_value2));
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EXPECT_THAT(result[1], AnyOf(if_value1, if_value2));
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EXPECT_EQ(if_default, result[2]);
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}
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} // namespace compiler
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} // namespace internal
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} // namespace v8
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