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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/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #include "src/interpreter/bytecode-array-builder.h" | 7 #include "src/interpreter/bytecode-array-builder.h" |
8 #include "src/interpreter/bytecode-array-iterator.h" | 8 #include "src/interpreter/bytecode-array-iterator.h" |
9 #include "test/unittests/test-utils.h" | 9 #include "test/unittests/test-utils.h" |
10 | 10 |
11 namespace v8 { | 11 namespace v8 { |
12 namespace internal { | 12 namespace internal { |
13 namespace interpreter { | 13 namespace interpreter { |
14 | 14 |
15 class BytecodeArrayBuilderTest : public TestWithIsolateAndZone { | 15 class BytecodeArrayBuilderTest : public TestWithIsolateAndZone { |
16 public: | 16 public: |
17 BytecodeArrayBuilderTest() {} | 17 BytecodeArrayBuilderTest() {} |
18 ~BytecodeArrayBuilderTest() override {} | 18 ~BytecodeArrayBuilderTest() override {} |
19 }; | 19 }; |
20 | 20 |
21 | 21 |
22 TEST_F(BytecodeArrayBuilderTest, AllBytecodesGenerated) { | 22 TEST_F(BytecodeArrayBuilderTest, AllBytecodesGenerated) { |
23 BytecodeArrayBuilder builder(isolate(), zone()); | 23 BytecodeArrayBuilder builder(isolate(), zone()); |
24 | 24 |
25 builder.set_locals_count(1); | 25 builder.set_locals_count(2); |
26 builder.set_context_count(1); | 26 builder.set_context_count(1); |
27 builder.set_parameter_count(0); | 27 builder.set_parameter_count(0); |
28 CHECK_EQ(builder.locals_count(), 1); | 28 CHECK_EQ(builder.locals_count(), 2); |
29 CHECK_EQ(builder.context_count(), 1); | 29 CHECK_EQ(builder.context_count(), 1); |
30 CHECK_EQ(builder.fixed_register_count(), 2); | 30 CHECK_EQ(builder.fixed_register_count(), 3); |
31 | 31 |
32 // Emit constant loads. | 32 // Emit constant loads. |
33 builder.LoadLiteral(Smi::FromInt(0)) | 33 builder.LoadLiteral(Smi::FromInt(0)) |
34 .LoadLiteral(Smi::FromInt(8)) | 34 .LoadLiteral(Smi::FromInt(8)) |
35 .LoadLiteral(Smi::FromInt(10000000)) | 35 .LoadLiteral(Smi::FromInt(10000000)) |
36 .LoadUndefined() | 36 .LoadUndefined() |
37 .LoadNull() | 37 .LoadNull() |
38 .LoadTheHole() | 38 .LoadTheHole() |
39 .LoadTrue() | 39 .LoadTrue() |
40 .LoadFalse(); | 40 .LoadFalse(); |
41 | 41 |
42 // Emit accumulator transfers. Stores followed by loads to the same register | 42 // Emit accumulator transfers. Stores followed by loads to the same register |
43 // are not generated. Hence, a dummy instruction in between. | 43 // are not generated. Hence, a dummy instruction in between. |
44 Register reg(0); | 44 Register reg(0); |
45 builder.LoadAccumulatorWithRegister(reg) | 45 builder.LoadAccumulatorWithRegister(reg) |
46 .LoadNull() | 46 .LoadNull() |
47 .StoreAccumulatorInRegister(reg); | 47 .StoreAccumulatorInRegister(reg); |
48 | 48 |
| 49 // Emit register-register transfer. |
| 50 Register other(1); |
| 51 builder.MoveRegister(reg, other); |
| 52 |
49 // Emit global load / store operations. | 53 // Emit global load / store operations. |
50 builder.LoadGlobal(0, 1, LanguageMode::SLOPPY, TypeofMode::NOT_INSIDE_TYPEOF) | 54 builder.LoadGlobal(0, 1, LanguageMode::SLOPPY, TypeofMode::NOT_INSIDE_TYPEOF) |
51 .LoadGlobal(0, 1, LanguageMode::STRICT, TypeofMode::NOT_INSIDE_TYPEOF) | 55 .LoadGlobal(0, 1, LanguageMode::STRICT, TypeofMode::NOT_INSIDE_TYPEOF) |
52 .LoadGlobal(0, 1, LanguageMode::SLOPPY, TypeofMode::INSIDE_TYPEOF) | 56 .LoadGlobal(0, 1, LanguageMode::SLOPPY, TypeofMode::INSIDE_TYPEOF) |
53 .LoadGlobal(0, 1, LanguageMode::STRICT, TypeofMode::INSIDE_TYPEOF) | 57 .LoadGlobal(0, 1, LanguageMode::STRICT, TypeofMode::INSIDE_TYPEOF) |
54 .StoreGlobal(0, 1, LanguageMode::SLOPPY) | 58 .StoreGlobal(0, 1, LanguageMode::SLOPPY) |
55 .StoreGlobal(0, 1, LanguageMode::STRICT); | 59 .StoreGlobal(0, 1, LanguageMode::STRICT); |
56 | 60 |
57 // Emit wide global load / store operations. | 61 // Emit wide global load / store operations. |
58 builder.LoadGlobal(0, 1024, LanguageMode::SLOPPY, | 62 builder.LoadGlobal(0, 1024, LanguageMode::SLOPPY, |
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702 | 706 |
703 CHECK_EQ(iterator.current_bytecode(), Bytecode::kReturn); | 707 CHECK_EQ(iterator.current_bytecode(), Bytecode::kReturn); |
704 iterator.Advance(); | 708 iterator.Advance(); |
705 CHECK(iterator.done()); | 709 CHECK(iterator.done()); |
706 } | 710 } |
707 | 711 |
708 | 712 |
709 } // namespace interpreter | 713 } // namespace interpreter |
710 } // namespace internal | 714 } // namespace internal |
711 } // namespace v8 | 715 } // namespace v8 |
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