Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 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 |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #include "src/compiler/js-operator.h" |
| 6 | #include "src/compiler/opcodes.h" |
| 7 | #include "src/compiler/operator.h" |
| 8 | #include "src/compiler/operator-properties.h" |
| 9 | #include "test/unittests/test-utils.h" |
| 10 | |
| 11 | namespace v8 { |
| 12 | namespace internal { |
| 13 | namespace compiler { |
| 14 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 15 | // ----------------------------------------------------------------------------- |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 16 | // Shared operators. |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 17 | |
| 18 | namespace { |
| 19 | |
| 20 | struct SharedOperator { |
| 21 | const Operator* (JSOperatorBuilder::*constructor)(); |
| 22 | IrOpcode::Value opcode; |
| 23 | Operator::Properties properties; |
| 24 | int value_input_count; |
| 25 | int frame_state_input_count; |
| 26 | int effect_input_count; |
| 27 | int control_input_count; |
| 28 | int value_output_count; |
| 29 | int effect_output_count; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 30 | int control_output_count; |
| 31 | }; |
| 32 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 33 | const SharedOperator kSharedOperators[] = { |
| 34 | #define SHARED(Name, properties, value_input_count, frame_state_input_count, \ |
| 35 | effect_input_count, control_input_count, value_output_count, \ |
| 36 | effect_output_count, control_output_count) \ |
| 37 | { \ |
| 38 | &JSOperatorBuilder::Name, IrOpcode::kJS##Name, properties, \ |
| 39 | value_input_count, frame_state_input_count, effect_input_count, \ |
| 40 | control_input_count, value_output_count, effect_output_count, \ |
| 41 | control_output_count \ |
| 42 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 43 | SHARED(ToNumber, Operator::kNoProperties, 1, 1, 1, 1, 1, 1, 2), |
| 44 | SHARED(ToString, Operator::kNoProperties, 1, 1, 1, 1, 1, 1, 2), |
| 45 | SHARED(ToName, Operator::kNoProperties, 1, 1, 1, 1, 1, 1, 2), |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 46 | SHARED(ToObject, Operator::kFoldable, 1, 1, 1, 1, 1, 1, 2), |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 47 | SHARED(Create, Operator::kEliminatable, 2, 1, 1, 0, 1, 1, 0), |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 48 | SHARED(TypeOf, Operator::kPure, 1, 0, 0, 0, 1, 0, 0), |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 49 | SHARED(CreateWithContext, Operator::kNoProperties, 2, 0, 1, 1, 1, 1, 2), |
| 50 | SHARED(CreateModuleContext, Operator::kNoProperties, 2, 0, 1, 1, 1, 1, 2), |
| 51 | #undef SHARED |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 52 | }; |
| 53 | |
| 54 | |
| 55 | std::ostream& operator<<(std::ostream& os, const SharedOperator& sop) { |
| 56 | return os << IrOpcode::Mnemonic(sop.opcode); |
| 57 | } |
| 58 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 59 | } // namespace |
| 60 | |
| 61 | |
| 62 | class JSSharedOperatorTest |
| 63 | : public TestWithZone, |
| 64 | public ::testing::WithParamInterface<SharedOperator> {}; |
| 65 | |
| 66 | |
| 67 | TEST_P(JSSharedOperatorTest, InstancesAreGloballyShared) { |
| 68 | const SharedOperator& sop = GetParam(); |
| 69 | JSOperatorBuilder javascript1(zone()); |
| 70 | JSOperatorBuilder javascript2(zone()); |
| 71 | EXPECT_EQ((javascript1.*sop.constructor)(), (javascript2.*sop.constructor)()); |
| 72 | } |
| 73 | |
| 74 | |
| 75 | TEST_P(JSSharedOperatorTest, NumberOfInputsAndOutputs) { |
| 76 | JSOperatorBuilder javascript(zone()); |
| 77 | const SharedOperator& sop = GetParam(); |
| 78 | const Operator* op = (javascript.*sop.constructor)(); |
| 79 | |
| 80 | const int context_input_count = 1; |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 81 | EXPECT_EQ(sop.value_input_count, op->ValueInputCount()); |
| 82 | EXPECT_EQ(context_input_count, OperatorProperties::GetContextInputCount(op)); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 83 | EXPECT_EQ(sop.frame_state_input_count, |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 84 | OperatorProperties::GetFrameStateInputCount(op)); |
| 85 | EXPECT_EQ(sop.effect_input_count, op->EffectInputCount()); |
| 86 | EXPECT_EQ(sop.control_input_count, op->ControlInputCount()); |
| 87 | EXPECT_EQ(sop.value_input_count + context_input_count + |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 88 | sop.frame_state_input_count + sop.effect_input_count + |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 89 | sop.control_input_count, |
| 90 | OperatorProperties::GetTotalInputCount(op)); |
| 91 | |
| 92 | EXPECT_EQ(sop.value_output_count, op->ValueOutputCount()); |
| 93 | EXPECT_EQ(sop.effect_output_count, op->EffectOutputCount()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 94 | EXPECT_EQ(sop.control_output_count, op->ControlOutputCount()); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 95 | } |
| 96 | |
| 97 | |
| 98 | TEST_P(JSSharedOperatorTest, OpcodeIsCorrect) { |
| 99 | JSOperatorBuilder javascript(zone()); |
| 100 | const SharedOperator& sop = GetParam(); |
| 101 | const Operator* op = (javascript.*sop.constructor)(); |
| 102 | EXPECT_EQ(sop.opcode, op->opcode()); |
| 103 | } |
| 104 | |
| 105 | |
| 106 | TEST_P(JSSharedOperatorTest, Properties) { |
| 107 | JSOperatorBuilder javascript(zone()); |
| 108 | const SharedOperator& sop = GetParam(); |
| 109 | const Operator* op = (javascript.*sop.constructor)(); |
| 110 | EXPECT_EQ(sop.properties, op->properties()); |
| 111 | } |
| 112 | |
| 113 | |
| 114 | INSTANTIATE_TEST_CASE_P(JSOperatorTest, JSSharedOperatorTest, |
| 115 | ::testing::ValuesIn(kSharedOperators)); |
| 116 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 117 | } // namespace compiler |
| 118 | } // namespace internal |
| 119 | } // namespace v8 |