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1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "src/code-factory.h" | 5 #include "src/code-factory.h" |
6 #include "src/compiler/access-builder.h" | 6 #include "src/compiler/access-builder.h" |
7 #include "src/compiler/js-graph.h" | 7 #include "src/compiler/js-graph.h" |
8 #include "src/compiler/js-operator.h" | 8 #include "src/compiler/js-operator.h" |
9 #include "src/compiler/js-typed-lowering.h" | 9 #include "src/compiler/js-typed-lowering.h" |
10 #include "src/compiler/machine-operator.h" | 10 #include "src/compiler/machine-operator.h" |
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378 | 378 |
379 // ----------------------------------------------------------------------------- | 379 // ----------------------------------------------------------------------------- |
380 // JSStrictEqual | 380 // JSStrictEqual |
381 | 381 |
382 | 382 |
383 TEST_F(JSTypedLoweringTest, JSStrictEqualWithTheHole) { | 383 TEST_F(JSTypedLoweringTest, JSStrictEqualWithTheHole) { |
384 Node* const the_hole = HeapConstant(factory()->the_hole_value()); | 384 Node* const the_hole = HeapConstant(factory()->the_hole_value()); |
385 Node* const context = UndefinedConstant(); | 385 Node* const context = UndefinedConstant(); |
386 TRACED_FOREACH(Type*, type, kJSTypes) { | 386 TRACED_FOREACH(Type*, type, kJSTypes) { |
387 Node* const lhs = Parameter(type); | 387 Node* const lhs = Parameter(type); |
388 Reduction r = Reduce( | 388 Reduction r = Reduce(graph()->NewNode( |
389 graph()->NewNode(javascript()->StrictEqual(), lhs, the_hole, context)); | 389 javascript()->StrictEqual(CompareOperationHints::Any()), lhs, the_hole, |
| 390 context)); |
390 ASSERT_TRUE(r.Changed()); | 391 ASSERT_TRUE(r.Changed()); |
391 EXPECT_THAT(r.replacement(), IsFalseConstant()); | 392 EXPECT_THAT(r.replacement(), IsFalseConstant()); |
392 } | 393 } |
393 } | 394 } |
394 | 395 |
395 | 396 |
396 TEST_F(JSTypedLoweringTest, JSStrictEqualWithUnique) { | 397 TEST_F(JSTypedLoweringTest, JSStrictEqualWithUnique) { |
397 Node* const lhs = Parameter(Type::Unique(), 0); | 398 Node* const lhs = Parameter(Type::Unique(), 0); |
398 Node* const rhs = Parameter(Type::Unique(), 1); | 399 Node* const rhs = Parameter(Type::Unique(), 1); |
399 Node* const context = Parameter(Type::Any(), 2); | 400 Node* const context = Parameter(Type::Any(), 2); |
400 Reduction r = | 401 Reduction r = Reduce( |
401 Reduce(graph()->NewNode(javascript()->StrictEqual(), lhs, rhs, context)); | 402 graph()->NewNode(javascript()->StrictEqual(CompareOperationHints::Any()), |
| 403 lhs, rhs, context)); |
402 ASSERT_TRUE(r.Changed()); | 404 ASSERT_TRUE(r.Changed()); |
403 EXPECT_THAT(r.replacement(), IsReferenceEqual(Type::Unique(), lhs, rhs)); | 405 EXPECT_THAT(r.replacement(), IsReferenceEqual(Type::Unique(), lhs, rhs)); |
404 } | 406 } |
405 | 407 |
406 | 408 |
407 // ----------------------------------------------------------------------------- | 409 // ----------------------------------------------------------------------------- |
408 // JSShiftLeft | 410 // JSShiftLeft |
409 | 411 |
410 | 412 |
411 TEST_F(JSTypedLoweringTest, JSShiftLeftWithSigned32AndConstant) { | 413 TEST_F(JSTypedLoweringTest, JSShiftLeftWithSigned32AndConstant) { |
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893 // function constant. Functional correctness is ensured elsewhere. | 895 // function constant. Functional correctness is ensured elsewhere. |
894 | 896 |
895 | 897 |
896 TEST_F(JSTypedLoweringTest, JSInstanceOfSpecializationWithoutSmiCheck) { | 898 TEST_F(JSTypedLoweringTest, JSInstanceOfSpecializationWithoutSmiCheck) { |
897 Node* const context = Parameter(Type::Any()); | 899 Node* const context = Parameter(Type::Any()); |
898 Node* const frame_state = EmptyFrameState(); | 900 Node* const frame_state = EmptyFrameState(); |
899 Node* const effect = graph()->start(); | 901 Node* const effect = graph()->start(); |
900 Node* const control = graph()->start(); | 902 Node* const control = graph()->start(); |
901 | 903 |
902 // Reduce if left-hand side is known to be an object. | 904 // Reduce if left-hand side is known to be an object. |
903 Node* instanceOf = | 905 Node* instanceOf = graph()->NewNode( |
904 graph()->NewNode(javascript()->InstanceOf(), Parameter(Type::Object(), 0), | 906 javascript()->InstanceOf(CompareOperationHints::Any()), |
905 HeapConstant(isolate()->object_function()), context, | 907 Parameter(Type::Object(), 0), HeapConstant(isolate()->object_function()), |
906 frame_state, effect, control); | 908 context, frame_state, effect, control); |
907 Node* dummy = graph()->NewNode(javascript()->ToObject(), instanceOf, context, | 909 Node* dummy = graph()->NewNode(javascript()->ToObject(), instanceOf, context, |
908 frame_state, effect, control); | 910 frame_state, effect, control); |
909 Reduction r = Reduce(instanceOf); | 911 Reduction r = Reduce(instanceOf); |
910 ASSERT_TRUE(r.Changed()); | 912 ASSERT_TRUE(r.Changed()); |
911 ASSERT_EQ(r.replacement(), dummy->InputAt(0)); | 913 ASSERT_EQ(r.replacement(), dummy->InputAt(0)); |
912 ASSERT_NE(instanceOf, dummy->InputAt(0)); | 914 ASSERT_NE(instanceOf, dummy->InputAt(0)); |
913 } | 915 } |
914 | 916 |
915 | 917 |
916 TEST_F(JSTypedLoweringTest, JSInstanceOfSpecializationWithSmiCheck) { | 918 TEST_F(JSTypedLoweringTest, JSInstanceOfSpecializationWithSmiCheck) { |
917 Node* const context = Parameter(Type::Any()); | 919 Node* const context = Parameter(Type::Any()); |
918 Node* const frame_state = EmptyFrameState(); | 920 Node* const frame_state = EmptyFrameState(); |
919 Node* const effect = graph()->start(); | 921 Node* const effect = graph()->start(); |
920 Node* const control = graph()->start(); | 922 Node* const control = graph()->start(); |
921 | 923 |
922 // Reduce if left-hand side could be a Smi. | 924 // Reduce if left-hand side could be a Smi. |
923 Node* instanceOf = | 925 Node* instanceOf = graph()->NewNode( |
924 graph()->NewNode(javascript()->InstanceOf(), Parameter(Type::Any(), 0), | 926 javascript()->InstanceOf(CompareOperationHints::Any()), |
925 HeapConstant(isolate()->object_function()), context, | 927 Parameter(Type::Any(), 0), HeapConstant(isolate()->object_function()), |
926 frame_state, effect, control); | 928 context, frame_state, effect, control); |
927 Node* dummy = graph()->NewNode(javascript()->ToObject(), instanceOf, context, | 929 Node* dummy = graph()->NewNode(javascript()->ToObject(), instanceOf, context, |
928 frame_state, effect, control); | 930 frame_state, effect, control); |
929 Reduction r = Reduce(instanceOf); | 931 Reduction r = Reduce(instanceOf); |
930 ASSERT_TRUE(r.Changed()); | 932 ASSERT_TRUE(r.Changed()); |
931 ASSERT_EQ(r.replacement(), dummy->InputAt(0)); | 933 ASSERT_EQ(r.replacement(), dummy->InputAt(0)); |
932 ASSERT_NE(instanceOf, dummy->InputAt(0)); | 934 ASSERT_NE(instanceOf, dummy->InputAt(0)); |
933 } | 935 } |
934 | 936 |
935 | 937 |
936 TEST_F(JSTypedLoweringTest, JSInstanceOfNoSpecialization) { | 938 TEST_F(JSTypedLoweringTest, JSInstanceOfNoSpecialization) { |
937 Node* const context = Parameter(Type::Any()); | 939 Node* const context = Parameter(Type::Any()); |
938 Node* const frame_state = EmptyFrameState(); | 940 Node* const frame_state = EmptyFrameState(); |
939 Node* const effect = graph()->start(); | 941 Node* const effect = graph()->start(); |
940 Node* const control = graph()->start(); | 942 Node* const control = graph()->start(); |
941 | 943 |
942 // Do not reduce if right-hand side is not a function constant. | 944 // Do not reduce if right-hand side is not a function constant. |
943 Node* instanceOf = graph()->NewNode( | 945 Node* instanceOf = |
944 javascript()->InstanceOf(), Parameter(Type::Any(), 0), | 946 graph()->NewNode(javascript()->InstanceOf(CompareOperationHints::Any()), |
945 Parameter(Type::Any()), context, frame_state, effect, control); | 947 Parameter(Type::Any(), 0), Parameter(Type::Any()), |
| 948 context, frame_state, effect, control); |
946 Node* dummy = graph()->NewNode(javascript()->ToObject(), instanceOf, context, | 949 Node* dummy = graph()->NewNode(javascript()->ToObject(), instanceOf, context, |
947 frame_state, effect, control); | 950 frame_state, effect, control); |
948 Reduction r = Reduce(instanceOf); | 951 Reduction r = Reduce(instanceOf); |
949 ASSERT_FALSE(r.Changed()); | 952 ASSERT_FALSE(r.Changed()); |
950 ASSERT_EQ(instanceOf, dummy->InputAt(0)); | 953 ASSERT_EQ(instanceOf, dummy->InputAt(0)); |
951 } | 954 } |
952 | 955 |
953 } // namespace compiler | 956 } // namespace compiler |
954 } // namespace internal | 957 } // namespace internal |
955 } // namespace v8 | 958 } // namespace v8 |
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