Index: test/cctest/interpreter/test-bytecode-generator.cc |
diff --git a/test/cctest/interpreter/test-bytecode-generator.cc b/test/cctest/interpreter/test-bytecode-generator.cc |
index c41dee3df9beae2c73dda7ea0252e570974e97ea..4d0483a4cf3090f31e37f822ddfb39a29e9433bb 100644 |
--- a/test/cctest/interpreter/test-bytecode-generator.cc |
+++ b/test/cctest/interpreter/test-bytecode-generator.cc |
@@ -1260,6 +1260,123 @@ TEST(BasicLoops) { |
} |
} |
+ |
+TEST(UnaryOperators) { |
+ InitializedHandleScope handle_scope; |
+ BytecodeGeneratorHelper helper; |
+ |
+ ExpectedSnippet<int> snippets[] = { |
+ {"var x = 0;" |
+ "while (x != 10) {" |
+ " x = x + 10;" |
+ "}" |
+ "return x;", |
+ 2 * kPointerSize, |
+ 1, |
+ 29, |
+ { |
+ B(LdaZero), // 0 |
+ B(Star), R(0), // 1 |
+ B(Jump), U8(12), // 3 |
+ B(Ldar), R(0), // 5 |
+ B(Star), R(1), // 7 |
+ B(LdaSmi8), U8(10), // 9 |
+ B(Add), R(1), // 11 |
+ B(Star), R(0), // 13 |
+ B(Ldar), R(0), // 15 |
+ B(Star), R(1), // 17 |
+ B(LdaSmi8), U8(10), // 19 |
+ B(TestEqual), R(1), // 21 |
+ B(LogicalNot), // 23 |
+ B(JumpIfTrue), U8(-19), // 24 |
+ B(Ldar), R(0), // 26 |
+ B(Return), // 28 |
+ }, |
+ 0}, |
+ {"var x = false;" |
+ "do {" |
+ " x = !x;" |
+ "} while(x == false);" |
+ "return x;", |
+ 2 * kPointerSize, |
+ 1, |
+ 20, |
+ { |
+ B(LdaFalse), // 0 |
+ B(Star), R(0), // 1 |
+ B(Ldar), R(0), // 3 |
+ B(LogicalNot), // 5 |
+ B(Star), R(0), // 6 |
+ B(Ldar), R(0), // 8 |
+ B(Star), R(1), // 10 |
+ B(LdaFalse), // 12 |
+ B(TestEqual), R(1), // 13 |
+ B(JumpIfTrue), U8(-12), // 15 |
+ B(Ldar), R(0), // 17 |
+ B(Return), // 19 |
rmcilroy
2015/10/06 10:39:15
nit - be consistent (either bytecode numbers for a
oth
2015/10/06 12:35:06
Done.
oth
2015/10/06 13:52:09
Done.
|
+ }, |
+ 0}, |
+ {"var x = 101;" |
+ "return void(x * 3);", |
+ 2 * kPointerSize, |
+ 1, |
+ 14, |
+ { |
+ B(LdaSmi8), U8(101), // |
+ B(Star), R(0), // |
+ B(Ldar), R(0), // |
+ B(Star), R(1), // |
+ B(LdaSmi8), U8(3), // |
+ B(Mul), R(1), // |
+ B(LdaUndefined), // |
+ B(Return), // |
+ }, |
+ 0}, |
+ {"var x = 1234;" |
+ "var y = void (x * x - 1);" |
+ "return y;", |
+ 4 * kPointerSize, |
+ 1, |
+ 24, |
+ { |
+ B(LdaConstant), U8(0), // 0 |
+ B(Star), R(0), // 2 |
+ B(Ldar), R(0), // 4 |
+ B(Star), R(3), // 6 |
+ B(Ldar), R(0), // 8 |
+ B(Mul), R(3), // 10 |
+ B(Star), R(2), // 12 |
+ B(LdaSmi8), U8(1), // 14 |
+ B(Sub), R(2), // 16 |
+ B(LdaUndefined), // 18 |
+ B(Star), R(1), // 19 |
+ B(Ldar), R(1), // 21 |
+ B(Return), // 23 |
+ }, |
+ 1, {1234}}, |
+ {"var x = 13;" |
+ "return typeof(x);", |
+ 1 * kPointerSize, |
+ 1, |
+ 8, |
+ { |
+ B(LdaSmi8), U8(13), // |
+ B(Star), R(0), // |
+ B(Ldar), R(0), // |
+ B(TypeOf), // |
+ B(Return), // |
+ }, |
+ 0}, |
+ }; |
+ |
+ for (size_t i = 0; i < arraysize(snippets); i++) { |
+ Handle<BytecodeArray> bytecode_array = |
+ helper.MakeBytecodeForFunctionBody(snippets[i].code_snippet); |
+ CheckBytecodeArrayEqual(snippets[i], bytecode_array); |
+ } |
+} |
+ |
+ |
} // namespace interpreter |
} // namespace internal |
} // namespace v8 |