Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1 | // Copyright 2015 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/v8.h" |
| 6 | |
| 7 | #include "src/execution.h" |
| 8 | #include "src/handles.h" |
| 9 | #include "src/interpreter/bytecode-array-builder.h" |
| 10 | #include "src/interpreter/interpreter.h" |
| 11 | #include "test/cctest/cctest.h" |
| 12 | #include "test/cctest/test-feedback-vector.h" |
| 13 | |
| 14 | namespace v8 { |
| 15 | namespace internal { |
| 16 | namespace interpreter { |
| 17 | |
| 18 | |
| 19 | static MaybeHandle<Object> CallInterpreter(Isolate* isolate, |
| 20 | Handle<JSFunction> function) { |
| 21 | return Execution::Call(isolate, function, |
| 22 | isolate->factory()->undefined_value(), 0, nullptr); |
| 23 | } |
| 24 | |
| 25 | |
| 26 | template <class... A> |
| 27 | static MaybeHandle<Object> CallInterpreter(Isolate* isolate, |
| 28 | Handle<JSFunction> function, |
| 29 | A... args) { |
| 30 | Handle<Object> argv[] = { args... }; |
| 31 | return Execution::Call(isolate, function, |
| 32 | isolate->factory()->undefined_value(), sizeof...(args), |
| 33 | argv); |
| 34 | } |
| 35 | |
| 36 | |
| 37 | template <class... A> |
| 38 | class InterpreterCallable { |
| 39 | public: |
| 40 | InterpreterCallable(Isolate* isolate, Handle<JSFunction> function) |
| 41 | : isolate_(isolate), function_(function) {} |
| 42 | virtual ~InterpreterCallable() {} |
| 43 | |
| 44 | MaybeHandle<Object> operator()(A... args) { |
| 45 | return CallInterpreter(isolate_, function_, args...); |
| 46 | } |
| 47 | |
| 48 | private: |
| 49 | Isolate* isolate_; |
| 50 | Handle<JSFunction> function_; |
| 51 | }; |
| 52 | |
| 53 | |
| 54 | static const char* kFunctionName = "f"; |
| 55 | |
| 56 | |
| 57 | class InterpreterTester { |
| 58 | public: |
| 59 | InterpreterTester(Isolate* isolate, const char* source, |
| 60 | MaybeHandle<BytecodeArray> bytecode, |
| 61 | MaybeHandle<TypeFeedbackVector> feedback_vector, |
| 62 | const char* filter) |
| 63 | : isolate_(isolate), |
| 64 | source_(source), |
| 65 | bytecode_(bytecode), |
| 66 | feedback_vector_(feedback_vector) { |
| 67 | i::FLAG_ignition = true; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 68 | i::FLAG_always_opt = false; |
| 69 | // Set ignition filter flag via SetFlagsFromString to avoid double-free |
| 70 | // (or potential leak with StrDup() based on ownership confusion). |
| 71 | ScopedVector<char> ignition_filter(64); |
| 72 | SNPrintF(ignition_filter, "--ignition-filter=%s", filter); |
| 73 | FlagList::SetFlagsFromString(ignition_filter.start(), |
| 74 | ignition_filter.length()); |
| 75 | // Ensure handler table is generated. |
| 76 | isolate->interpreter()->Initialize(); |
| 77 | } |
| 78 | |
| 79 | InterpreterTester(Isolate* isolate, Handle<BytecodeArray> bytecode, |
| 80 | MaybeHandle<TypeFeedbackVector> feedback_vector = |
| 81 | MaybeHandle<TypeFeedbackVector>(), |
| 82 | const char* filter = kFunctionName) |
| 83 | : InterpreterTester(isolate, nullptr, bytecode, feedback_vector, filter) { |
| 84 | } |
| 85 | |
| 86 | |
| 87 | InterpreterTester(Isolate* isolate, const char* source, |
| 88 | const char* filter = kFunctionName) |
| 89 | : InterpreterTester(isolate, source, MaybeHandle<BytecodeArray>(), |
| 90 | MaybeHandle<TypeFeedbackVector>(), filter) {} |
| 91 | |
| 92 | virtual ~InterpreterTester() {} |
| 93 | |
| 94 | template <class... A> |
| 95 | InterpreterCallable<A...> GetCallable() { |
| 96 | return InterpreterCallable<A...>(isolate_, GetBytecodeFunction<A...>()); |
| 97 | } |
| 98 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 99 | Local<Message> CheckThrowsReturnMessage() { |
| 100 | TryCatch try_catch(reinterpret_cast<v8::Isolate*>(isolate_)); |
| 101 | auto callable = GetCallable<>(); |
| 102 | MaybeHandle<Object> no_result = callable(); |
| 103 | CHECK(isolate_->has_pending_exception()); |
| 104 | CHECK(try_catch.HasCaught()); |
| 105 | CHECK(no_result.is_null()); |
| 106 | isolate_->OptionalRescheduleException(true); |
| 107 | CHECK(!try_catch.Message().IsEmpty()); |
| 108 | return try_catch.Message(); |
| 109 | } |
| 110 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 111 | static Handle<Object> NewObject(const char* script) { |
| 112 | return v8::Utils::OpenHandle(*CompileRun(script)); |
| 113 | } |
| 114 | |
| 115 | static Handle<String> GetName(Isolate* isolate, const char* name) { |
| 116 | Handle<String> result = isolate->factory()->NewStringFromAsciiChecked(name); |
| 117 | return isolate->factory()->string_table()->LookupString(isolate, result); |
| 118 | } |
| 119 | |
| 120 | static std::string SourceForBody(const char* body) { |
| 121 | return "function " + function_name() + "() {\n" + std::string(body) + "\n}"; |
| 122 | } |
| 123 | |
| 124 | static std::string function_name() { |
| 125 | return std::string(kFunctionName); |
| 126 | } |
| 127 | |
| 128 | private: |
| 129 | Isolate* isolate_; |
| 130 | const char* source_; |
| 131 | MaybeHandle<BytecodeArray> bytecode_; |
| 132 | MaybeHandle<TypeFeedbackVector> feedback_vector_; |
| 133 | |
| 134 | template <class... A> |
| 135 | Handle<JSFunction> GetBytecodeFunction() { |
| 136 | Handle<JSFunction> function; |
| 137 | if (source_) { |
| 138 | CompileRun(source_); |
| 139 | v8::Local<v8::Context> context = |
| 140 | v8::Isolate::GetCurrent()->GetCurrentContext(); |
| 141 | Local<Function> api_function = |
| 142 | Local<Function>::Cast(CcTest::global() |
| 143 | ->Get(context, v8_str(kFunctionName)) |
| 144 | .ToLocalChecked()); |
| 145 | function = Handle<JSFunction>::cast(v8::Utils::OpenHandle(*api_function)); |
| 146 | } else { |
| 147 | int arg_count = sizeof...(A); |
| 148 | std::string source("(function " + function_name() + "("); |
| 149 | for (int i = 0; i < arg_count; i++) { |
| 150 | source += i == 0 ? "a" : ", a"; |
| 151 | } |
| 152 | source += "){})"; |
| 153 | function = Handle<JSFunction>::cast(v8::Utils::OpenHandle( |
| 154 | *v8::Local<v8::Function>::Cast(CompileRun(source.c_str())))); |
| 155 | function->ReplaceCode( |
| 156 | *isolate_->builtins()->InterpreterEntryTrampoline()); |
| 157 | } |
| 158 | |
| 159 | if (!bytecode_.is_null()) { |
| 160 | function->shared()->set_function_data(*bytecode_.ToHandleChecked()); |
| 161 | } |
| 162 | if (!feedback_vector_.is_null()) { |
| 163 | function->shared()->set_feedback_vector( |
| 164 | *feedback_vector_.ToHandleChecked()); |
| 165 | } |
| 166 | return function; |
| 167 | } |
| 168 | |
| 169 | DISALLOW_COPY_AND_ASSIGN(InterpreterTester); |
| 170 | }; |
| 171 | |
| 172 | |
| 173 | TEST(InterpreterReturn) { |
| 174 | HandleAndZoneScope handles; |
| 175 | Handle<Object> undefined_value = |
| 176 | handles.main_isolate()->factory()->undefined_value(); |
| 177 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 178 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 1, |
| 179 | 0, 0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 180 | builder.Return(); |
| 181 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 182 | |
| 183 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 184 | auto callable = tester.GetCallable<>(); |
| 185 | Handle<Object> return_val = callable().ToHandleChecked(); |
| 186 | CHECK(return_val.is_identical_to(undefined_value)); |
| 187 | } |
| 188 | |
| 189 | |
| 190 | TEST(InterpreterLoadUndefined) { |
| 191 | HandleAndZoneScope handles; |
| 192 | Handle<Object> undefined_value = |
| 193 | handles.main_isolate()->factory()->undefined_value(); |
| 194 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 195 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 1, |
| 196 | 0, 0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 197 | builder.LoadUndefined().Return(); |
| 198 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 199 | |
| 200 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 201 | auto callable = tester.GetCallable<>(); |
| 202 | Handle<Object> return_val = callable().ToHandleChecked(); |
| 203 | CHECK(return_val.is_identical_to(undefined_value)); |
| 204 | } |
| 205 | |
| 206 | |
| 207 | TEST(InterpreterLoadNull) { |
| 208 | HandleAndZoneScope handles; |
| 209 | Handle<Object> null_value = handles.main_isolate()->factory()->null_value(); |
| 210 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 211 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 1, |
| 212 | 0, 0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 213 | builder.LoadNull().Return(); |
| 214 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 215 | |
| 216 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 217 | auto callable = tester.GetCallable<>(); |
| 218 | Handle<Object> return_val = callable().ToHandleChecked(); |
| 219 | CHECK(return_val.is_identical_to(null_value)); |
| 220 | } |
| 221 | |
| 222 | |
| 223 | TEST(InterpreterLoadTheHole) { |
| 224 | HandleAndZoneScope handles; |
| 225 | Handle<Object> the_hole_value = |
| 226 | handles.main_isolate()->factory()->the_hole_value(); |
| 227 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 228 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 1, |
| 229 | 0, 0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 230 | builder.LoadTheHole().Return(); |
| 231 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 232 | |
| 233 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 234 | auto callable = tester.GetCallable<>(); |
| 235 | Handle<Object> return_val = callable().ToHandleChecked(); |
| 236 | CHECK(return_val.is_identical_to(the_hole_value)); |
| 237 | } |
| 238 | |
| 239 | |
| 240 | TEST(InterpreterLoadTrue) { |
| 241 | HandleAndZoneScope handles; |
| 242 | Handle<Object> true_value = handles.main_isolate()->factory()->true_value(); |
| 243 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 244 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 1, |
| 245 | 0, 0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 246 | builder.LoadTrue().Return(); |
| 247 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 248 | |
| 249 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 250 | auto callable = tester.GetCallable<>(); |
| 251 | Handle<Object> return_val = callable().ToHandleChecked(); |
| 252 | CHECK(return_val.is_identical_to(true_value)); |
| 253 | } |
| 254 | |
| 255 | |
| 256 | TEST(InterpreterLoadFalse) { |
| 257 | HandleAndZoneScope handles; |
| 258 | Handle<Object> false_value = handles.main_isolate()->factory()->false_value(); |
| 259 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 260 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 1, |
| 261 | 0, 0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 262 | builder.LoadFalse().Return(); |
| 263 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 264 | |
| 265 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 266 | auto callable = tester.GetCallable<>(); |
| 267 | Handle<Object> return_val = callable().ToHandleChecked(); |
| 268 | CHECK(return_val.is_identical_to(false_value)); |
| 269 | } |
| 270 | |
| 271 | |
| 272 | TEST(InterpreterLoadLiteral) { |
| 273 | HandleAndZoneScope handles; |
| 274 | i::Factory* factory = handles.main_isolate()->factory(); |
| 275 | |
| 276 | // Small Smis. |
| 277 | for (int i = -128; i < 128; i++) { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 278 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 1, |
| 279 | 0, 0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 280 | builder.LoadLiteral(Smi::FromInt(i)).Return(); |
| 281 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 282 | |
| 283 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 284 | auto callable = tester.GetCallable<>(); |
| 285 | Handle<Object> return_val = callable().ToHandleChecked(); |
| 286 | CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(i)); |
| 287 | } |
| 288 | |
| 289 | // Large Smis. |
| 290 | { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 291 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 1, |
| 292 | 0, 0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 293 | builder.LoadLiteral(Smi::FromInt(0x12345678)).Return(); |
| 294 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 295 | |
| 296 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 297 | auto callable = tester.GetCallable<>(); |
| 298 | Handle<Object> return_val = callable().ToHandleChecked(); |
| 299 | CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(0x12345678)); |
| 300 | } |
| 301 | |
| 302 | // Heap numbers. |
| 303 | { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 304 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 1, |
| 305 | 0, 0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 306 | builder.LoadLiteral(factory->NewHeapNumber(-2.1e19)).Return(); |
| 307 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 308 | |
| 309 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 310 | auto callable = tester.GetCallable<>(); |
| 311 | Handle<Object> return_val = callable().ToHandleChecked(); |
| 312 | CHECK_EQ(i::HeapNumber::cast(*return_val)->value(), -2.1e19); |
| 313 | } |
| 314 | |
| 315 | // Strings. |
| 316 | { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 317 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 1, |
| 318 | 0, 0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 319 | Handle<i::String> string = factory->NewStringFromAsciiChecked("String"); |
| 320 | builder.LoadLiteral(string).Return(); |
| 321 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 322 | |
| 323 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 324 | auto callable = tester.GetCallable<>(); |
| 325 | Handle<Object> return_val = callable().ToHandleChecked(); |
| 326 | CHECK(i::String::cast(*return_val)->Equals(*string)); |
| 327 | } |
| 328 | } |
| 329 | |
| 330 | |
| 331 | TEST(InterpreterLoadStoreRegisters) { |
| 332 | HandleAndZoneScope handles; |
| 333 | Handle<Object> true_value = handles.main_isolate()->factory()->true_value(); |
| 334 | for (int i = 0; i <= kMaxInt8; i++) { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 335 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 1, |
| 336 | 0, i + 1); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 337 | Register reg(i); |
| 338 | builder.LoadTrue() |
| 339 | .StoreAccumulatorInRegister(reg) |
| 340 | .LoadFalse() |
| 341 | .LoadAccumulatorWithRegister(reg) |
| 342 | .Return(); |
| 343 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 344 | |
| 345 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 346 | auto callable = tester.GetCallable<>(); |
| 347 | Handle<Object> return_val = callable().ToHandleChecked(); |
| 348 | CHECK(return_val.is_identical_to(true_value)); |
| 349 | } |
| 350 | } |
| 351 | |
| 352 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 353 | static const Token::Value kShiftOperators[] = { |
| 354 | Token::Value::SHL, Token::Value::SAR, Token::Value::SHR}; |
| 355 | |
| 356 | |
| 357 | static const Token::Value kArithmeticOperators[] = { |
| 358 | Token::Value::BIT_OR, Token::Value::BIT_XOR, Token::Value::BIT_AND, |
| 359 | Token::Value::SHL, Token::Value::SAR, Token::Value::SHR, |
| 360 | Token::Value::ADD, Token::Value::SUB, Token::Value::MUL, |
| 361 | Token::Value::DIV, Token::Value::MOD}; |
| 362 | |
| 363 | |
| 364 | static double BinaryOpC(Token::Value op, double lhs, double rhs) { |
| 365 | switch (op) { |
| 366 | case Token::Value::ADD: |
| 367 | return lhs + rhs; |
| 368 | case Token::Value::SUB: |
| 369 | return lhs - rhs; |
| 370 | case Token::Value::MUL: |
| 371 | return lhs * rhs; |
| 372 | case Token::Value::DIV: |
| 373 | return lhs / rhs; |
| 374 | case Token::Value::MOD: |
| 375 | return std::fmod(lhs, rhs); |
| 376 | case Token::Value::BIT_OR: |
| 377 | return (v8::internal::DoubleToInt32(lhs) | |
| 378 | v8::internal::DoubleToInt32(rhs)); |
| 379 | case Token::Value::BIT_XOR: |
| 380 | return (v8::internal::DoubleToInt32(lhs) ^ |
| 381 | v8::internal::DoubleToInt32(rhs)); |
| 382 | case Token::Value::BIT_AND: |
| 383 | return (v8::internal::DoubleToInt32(lhs) & |
| 384 | v8::internal::DoubleToInt32(rhs)); |
| 385 | case Token::Value::SHL: { |
| 386 | int32_t val = v8::internal::DoubleToInt32(lhs); |
| 387 | uint32_t count = v8::internal::DoubleToUint32(rhs) & 0x1F; |
| 388 | int32_t result = val << count; |
| 389 | return result; |
| 390 | } |
| 391 | case Token::Value::SAR: { |
| 392 | int32_t val = v8::internal::DoubleToInt32(lhs); |
| 393 | uint32_t count = v8::internal::DoubleToUint32(rhs) & 0x1F; |
| 394 | int32_t result = val >> count; |
| 395 | return result; |
| 396 | } |
| 397 | case Token::Value::SHR: { |
| 398 | uint32_t val = v8::internal::DoubleToUint32(lhs); |
| 399 | uint32_t count = v8::internal::DoubleToUint32(rhs) & 0x1F; |
| 400 | uint32_t result = val >> count; |
| 401 | return result; |
| 402 | } |
| 403 | default: |
| 404 | UNREACHABLE(); |
| 405 | return std::numeric_limits<double>::min(); |
| 406 | } |
| 407 | } |
| 408 | |
| 409 | |
| 410 | TEST(InterpreterShiftOpsSmi) { |
| 411 | int lhs_inputs[] = {0, -17, -182, 1073741823, -1}; |
| 412 | int rhs_inputs[] = {5, 2, 1, -1, -2, 0, 31, 32, -32, 64, 37}; |
| 413 | for (size_t l = 0; l < arraysize(lhs_inputs); l++) { |
| 414 | for (size_t r = 0; r < arraysize(rhs_inputs); r++) { |
| 415 | for (size_t o = 0; o < arraysize(kShiftOperators); o++) { |
| 416 | HandleAndZoneScope handles; |
| 417 | i::Factory* factory = handles.main_isolate()->factory(); |
| 418 | BytecodeArrayBuilder builder(handles.main_isolate(), |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 419 | handles.main_zone(), 1, 0, 1); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 420 | Register reg(0); |
| 421 | int lhs = lhs_inputs[l]; |
| 422 | int rhs = rhs_inputs[r]; |
| 423 | builder.LoadLiteral(Smi::FromInt(lhs)) |
| 424 | .StoreAccumulatorInRegister(reg) |
| 425 | .LoadLiteral(Smi::FromInt(rhs)) |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 426 | .BinaryOperation(kShiftOperators[o], reg) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 427 | .Return(); |
| 428 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 429 | |
| 430 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 431 | auto callable = tester.GetCallable<>(); |
| 432 | Handle<Object> return_value = callable().ToHandleChecked(); |
| 433 | Handle<Object> expected_value = |
| 434 | factory->NewNumber(BinaryOpC(kShiftOperators[o], lhs, rhs)); |
| 435 | CHECK(return_value->SameValue(*expected_value)); |
| 436 | } |
| 437 | } |
| 438 | } |
| 439 | } |
| 440 | |
| 441 | |
| 442 | TEST(InterpreterBinaryOpsSmi) { |
| 443 | int lhs_inputs[] = {3266, 1024, 0, -17, -18000}; |
| 444 | int rhs_inputs[] = {3266, 5, 4, 3, 2, 1, -1, -2}; |
| 445 | for (size_t l = 0; l < arraysize(lhs_inputs); l++) { |
| 446 | for (size_t r = 0; r < arraysize(rhs_inputs); r++) { |
| 447 | for (size_t o = 0; o < arraysize(kArithmeticOperators); o++) { |
| 448 | HandleAndZoneScope handles; |
| 449 | i::Factory* factory = handles.main_isolate()->factory(); |
| 450 | BytecodeArrayBuilder builder(handles.main_isolate(), |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 451 | handles.main_zone(), 1, 0, 1); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 452 | Register reg(0); |
| 453 | int lhs = lhs_inputs[l]; |
| 454 | int rhs = rhs_inputs[r]; |
| 455 | builder.LoadLiteral(Smi::FromInt(lhs)) |
| 456 | .StoreAccumulatorInRegister(reg) |
| 457 | .LoadLiteral(Smi::FromInt(rhs)) |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 458 | .BinaryOperation(kArithmeticOperators[o], reg) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 459 | .Return(); |
| 460 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 461 | |
| 462 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 463 | auto callable = tester.GetCallable<>(); |
| 464 | Handle<Object> return_value = callable().ToHandleChecked(); |
| 465 | Handle<Object> expected_value = |
| 466 | factory->NewNumber(BinaryOpC(kArithmeticOperators[o], lhs, rhs)); |
| 467 | CHECK(return_value->SameValue(*expected_value)); |
| 468 | } |
| 469 | } |
| 470 | } |
| 471 | } |
| 472 | |
| 473 | |
| 474 | TEST(InterpreterBinaryOpsHeapNumber) { |
| 475 | double lhs_inputs[] = {3266.101, 1024.12, 0.01, -17.99, -18000.833, 9.1e17}; |
| 476 | double rhs_inputs[] = {3266.101, 5.999, 4.778, 3.331, 2.643, |
| 477 | 1.1, -1.8, -2.9, 8.3e-27}; |
| 478 | for (size_t l = 0; l < arraysize(lhs_inputs); l++) { |
| 479 | for (size_t r = 0; r < arraysize(rhs_inputs); r++) { |
| 480 | for (size_t o = 0; o < arraysize(kArithmeticOperators); o++) { |
| 481 | HandleAndZoneScope handles; |
| 482 | i::Factory* factory = handles.main_isolate()->factory(); |
| 483 | BytecodeArrayBuilder builder(handles.main_isolate(), |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 484 | handles.main_zone(), 1, 0, 1); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 485 | Register reg(0); |
| 486 | double lhs = lhs_inputs[l]; |
| 487 | double rhs = rhs_inputs[r]; |
| 488 | builder.LoadLiteral(factory->NewNumber(lhs)) |
| 489 | .StoreAccumulatorInRegister(reg) |
| 490 | .LoadLiteral(factory->NewNumber(rhs)) |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 491 | .BinaryOperation(kArithmeticOperators[o], reg) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 492 | .Return(); |
| 493 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 494 | |
| 495 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 496 | auto callable = tester.GetCallable<>(); |
| 497 | Handle<Object> return_value = callable().ToHandleChecked(); |
| 498 | Handle<Object> expected_value = |
| 499 | factory->NewNumber(BinaryOpC(kArithmeticOperators[o], lhs, rhs)); |
| 500 | CHECK(return_value->SameValue(*expected_value)); |
| 501 | } |
| 502 | } |
| 503 | } |
| 504 | } |
| 505 | |
| 506 | |
| 507 | TEST(InterpreterStringAdd) { |
| 508 | HandleAndZoneScope handles; |
| 509 | i::Factory* factory = handles.main_isolate()->factory(); |
| 510 | |
| 511 | struct TestCase { |
| 512 | Handle<Object> lhs; |
| 513 | Handle<Object> rhs; |
| 514 | Handle<Object> expected_value; |
| 515 | } test_cases[] = { |
| 516 | {factory->NewStringFromStaticChars("a"), |
| 517 | factory->NewStringFromStaticChars("b"), |
| 518 | factory->NewStringFromStaticChars("ab")}, |
| 519 | {factory->NewStringFromStaticChars("aaaaaa"), |
| 520 | factory->NewStringFromStaticChars("b"), |
| 521 | factory->NewStringFromStaticChars("aaaaaab")}, |
| 522 | {factory->NewStringFromStaticChars("aaa"), |
| 523 | factory->NewStringFromStaticChars("bbbbb"), |
| 524 | factory->NewStringFromStaticChars("aaabbbbb")}, |
| 525 | {factory->NewStringFromStaticChars(""), |
| 526 | factory->NewStringFromStaticChars("b"), |
| 527 | factory->NewStringFromStaticChars("b")}, |
| 528 | {factory->NewStringFromStaticChars("a"), |
| 529 | factory->NewStringFromStaticChars(""), |
| 530 | factory->NewStringFromStaticChars("a")}, |
| 531 | {factory->NewStringFromStaticChars("1.11"), factory->NewHeapNumber(2.5), |
| 532 | factory->NewStringFromStaticChars("1.112.5")}, |
| 533 | {factory->NewStringFromStaticChars("-1.11"), factory->NewHeapNumber(2.56), |
| 534 | factory->NewStringFromStaticChars("-1.112.56")}, |
| 535 | {factory->NewStringFromStaticChars(""), factory->NewHeapNumber(2.5), |
| 536 | factory->NewStringFromStaticChars("2.5")}, |
| 537 | }; |
| 538 | |
| 539 | for (size_t i = 0; i < arraysize(test_cases); i++) { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 540 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 1, |
| 541 | 0, 1); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 542 | Register reg(0); |
| 543 | builder.LoadLiteral(test_cases[i].lhs) |
| 544 | .StoreAccumulatorInRegister(reg) |
| 545 | .LoadLiteral(test_cases[i].rhs) |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 546 | .BinaryOperation(Token::Value::ADD, reg) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 547 | .Return(); |
| 548 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 549 | |
| 550 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 551 | auto callable = tester.GetCallable<>(); |
| 552 | Handle<Object> return_value = callable().ToHandleChecked(); |
| 553 | CHECK(return_value->SameValue(*test_cases[i].expected_value)); |
| 554 | } |
| 555 | } |
| 556 | |
| 557 | |
| 558 | TEST(InterpreterParameter1) { |
| 559 | HandleAndZoneScope handles; |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 560 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 1, |
| 561 | 0, 0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 562 | builder.LoadAccumulatorWithRegister(builder.Parameter(0)).Return(); |
| 563 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 564 | |
| 565 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 566 | auto callable = tester.GetCallable<Handle<Object>>(); |
| 567 | |
| 568 | // Check for heap objects. |
| 569 | Handle<Object> true_value = handles.main_isolate()->factory()->true_value(); |
| 570 | Handle<Object> return_val = callable(true_value).ToHandleChecked(); |
| 571 | CHECK(return_val.is_identical_to(true_value)); |
| 572 | |
| 573 | // Check for Smis. |
| 574 | return_val = callable(Handle<Smi>(Smi::FromInt(3), handles.main_isolate())) |
| 575 | .ToHandleChecked(); |
| 576 | CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(3)); |
| 577 | } |
| 578 | |
| 579 | |
| 580 | TEST(InterpreterParameter8) { |
| 581 | HandleAndZoneScope handles; |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 582 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 8, |
| 583 | 0, 0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 584 | builder.LoadAccumulatorWithRegister(builder.Parameter(0)) |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 585 | .BinaryOperation(Token::Value::ADD, builder.Parameter(1)) |
| 586 | .BinaryOperation(Token::Value::ADD, builder.Parameter(2)) |
| 587 | .BinaryOperation(Token::Value::ADD, builder.Parameter(3)) |
| 588 | .BinaryOperation(Token::Value::ADD, builder.Parameter(4)) |
| 589 | .BinaryOperation(Token::Value::ADD, builder.Parameter(5)) |
| 590 | .BinaryOperation(Token::Value::ADD, builder.Parameter(6)) |
| 591 | .BinaryOperation(Token::Value::ADD, builder.Parameter(7)) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 592 | .Return(); |
| 593 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 594 | |
| 595 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 596 | typedef Handle<Object> H; |
| 597 | auto callable = tester.GetCallable<H, H, H, H, H, H, H, H>(); |
| 598 | |
| 599 | Handle<Smi> arg1 = Handle<Smi>(Smi::FromInt(1), handles.main_isolate()); |
| 600 | Handle<Smi> arg2 = Handle<Smi>(Smi::FromInt(2), handles.main_isolate()); |
| 601 | Handle<Smi> arg3 = Handle<Smi>(Smi::FromInt(3), handles.main_isolate()); |
| 602 | Handle<Smi> arg4 = Handle<Smi>(Smi::FromInt(4), handles.main_isolate()); |
| 603 | Handle<Smi> arg5 = Handle<Smi>(Smi::FromInt(5), handles.main_isolate()); |
| 604 | Handle<Smi> arg6 = Handle<Smi>(Smi::FromInt(6), handles.main_isolate()); |
| 605 | Handle<Smi> arg7 = Handle<Smi>(Smi::FromInt(7), handles.main_isolate()); |
| 606 | Handle<Smi> arg8 = Handle<Smi>(Smi::FromInt(8), handles.main_isolate()); |
| 607 | // Check for Smis. |
| 608 | Handle<Object> return_val = |
| 609 | callable(arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8) |
| 610 | .ToHandleChecked(); |
| 611 | CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(36)); |
| 612 | } |
| 613 | |
| 614 | |
| 615 | TEST(InterpreterParameter1Assign) { |
| 616 | HandleAndZoneScope handles; |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 617 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 1, |
| 618 | 0, 0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 619 | builder.LoadLiteral(Smi::FromInt(5)) |
| 620 | .StoreAccumulatorInRegister(builder.Parameter(0)) |
| 621 | .LoadAccumulatorWithRegister(builder.Parameter(0)) |
| 622 | .Return(); |
| 623 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 624 | |
| 625 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 626 | auto callable = tester.GetCallable<Handle<Object>>(); |
| 627 | |
| 628 | Handle<Object> return_val = |
| 629 | callable(Handle<Smi>(Smi::FromInt(3), handles.main_isolate())) |
| 630 | .ToHandleChecked(); |
| 631 | CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(5)); |
| 632 | } |
| 633 | |
| 634 | |
| 635 | TEST(InterpreterLoadGlobal) { |
| 636 | HandleAndZoneScope handles; |
| 637 | |
| 638 | // Test loading a global. |
| 639 | std::string source( |
| 640 | "var global = 321;\n" |
| 641 | "function " + InterpreterTester::function_name() + "() {\n" |
| 642 | " return global;\n" |
| 643 | "}"); |
| 644 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 645 | auto callable = tester.GetCallable<>(); |
| 646 | |
| 647 | Handle<Object> return_val = callable().ToHandleChecked(); |
| 648 | CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(321)); |
| 649 | } |
| 650 | |
| 651 | |
| 652 | TEST(InterpreterStoreGlobal) { |
| 653 | HandleAndZoneScope handles; |
| 654 | i::Isolate* isolate = handles.main_isolate(); |
| 655 | i::Factory* factory = isolate->factory(); |
| 656 | |
| 657 | // Test storing to a global. |
| 658 | std::string source( |
| 659 | "var global = 321;\n" |
| 660 | "function " + InterpreterTester::function_name() + "() {\n" |
| 661 | " global = 999;\n" |
| 662 | "}"); |
| 663 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 664 | auto callable = tester.GetCallable<>(); |
| 665 | |
| 666 | callable().ToHandleChecked(); |
| 667 | Handle<i::String> name = factory->InternalizeUtf8String("global"); |
| 668 | Handle<i::Object> global_obj = |
| 669 | Object::GetProperty(isolate->global_object(), name).ToHandleChecked(); |
| 670 | CHECK_EQ(Smi::cast(*global_obj), Smi::FromInt(999)); |
| 671 | } |
| 672 | |
| 673 | |
| 674 | TEST(InterpreterCallGlobal) { |
| 675 | HandleAndZoneScope handles; |
| 676 | |
| 677 | // Test calling a global function. |
| 678 | std::string source( |
| 679 | "function g_add(a, b) { return a + b; }\n" |
| 680 | "function " + InterpreterTester::function_name() + "() {\n" |
| 681 | " return g_add(5, 10);\n" |
| 682 | "}"); |
| 683 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 684 | auto callable = tester.GetCallable<>(); |
| 685 | |
| 686 | Handle<Object> return_val = callable().ToHandleChecked(); |
| 687 | CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(15)); |
| 688 | } |
| 689 | |
| 690 | |
| 691 | TEST(InterpreterLoadUnallocated) { |
| 692 | HandleAndZoneScope handles; |
| 693 | |
| 694 | // Test loading an unallocated global. |
| 695 | std::string source( |
| 696 | "unallocated = 123;\n" |
| 697 | "function " + InterpreterTester::function_name() + "() {\n" |
| 698 | " return unallocated;\n" |
| 699 | "}"); |
| 700 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 701 | auto callable = tester.GetCallable<>(); |
| 702 | |
| 703 | Handle<Object> return_val = callable().ToHandleChecked(); |
| 704 | CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(123)); |
| 705 | } |
| 706 | |
| 707 | |
| 708 | TEST(InterpreterStoreUnallocated) { |
| 709 | HandleAndZoneScope handles; |
| 710 | i::Isolate* isolate = handles.main_isolate(); |
| 711 | i::Factory* factory = isolate->factory(); |
| 712 | |
| 713 | // Test storing to an unallocated global. |
| 714 | std::string source( |
| 715 | "unallocated = 321;\n" |
| 716 | "function " + InterpreterTester::function_name() + "() {\n" |
| 717 | " unallocated = 999;\n" |
| 718 | "}"); |
| 719 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 720 | auto callable = tester.GetCallable<>(); |
| 721 | |
| 722 | callable().ToHandleChecked(); |
| 723 | Handle<i::String> name = factory->InternalizeUtf8String("unallocated"); |
| 724 | Handle<i::Object> global_obj = |
| 725 | Object::GetProperty(isolate->global_object(), name).ToHandleChecked(); |
| 726 | CHECK_EQ(Smi::cast(*global_obj), Smi::FromInt(999)); |
| 727 | } |
| 728 | |
| 729 | |
| 730 | TEST(InterpreterLoadNamedProperty) { |
| 731 | HandleAndZoneScope handles; |
| 732 | i::Isolate* isolate = handles.main_isolate(); |
| 733 | i::Factory* factory = isolate->factory(); |
| 734 | i::Zone zone; |
| 735 | |
| 736 | i::FeedbackVectorSpec feedback_spec(&zone); |
| 737 | i::FeedbackVectorSlot slot = feedback_spec.AddLoadICSlot(); |
| 738 | |
| 739 | Handle<i::TypeFeedbackVector> vector = |
| 740 | i::NewTypeFeedbackVector(isolate, &feedback_spec); |
| 741 | |
| 742 | Handle<i::String> name = factory->NewStringFromAsciiChecked("val"); |
| 743 | name = factory->string_table()->LookupString(isolate, name); |
| 744 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 745 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 1, |
| 746 | 0, 0); |
| 747 | builder.LoadNamedProperty(builder.Parameter(0), name, vector->GetIndex(slot)) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 748 | .Return(); |
| 749 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 750 | |
| 751 | InterpreterTester tester(handles.main_isolate(), bytecode_array, vector); |
| 752 | auto callable = tester.GetCallable<Handle<Object>>(); |
| 753 | |
| 754 | Handle<Object> object = InterpreterTester::NewObject("({ val : 123 })"); |
| 755 | // Test IC miss. |
| 756 | Handle<Object> return_val = callable(object).ToHandleChecked(); |
| 757 | CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(123)); |
| 758 | |
| 759 | // Test transition to monomorphic IC. |
| 760 | return_val = callable(object).ToHandleChecked(); |
| 761 | CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(123)); |
| 762 | |
| 763 | // Test transition to polymorphic IC. |
| 764 | Handle<Object> object2 = |
| 765 | InterpreterTester::NewObject("({ val : 456, other : 123 })"); |
| 766 | return_val = callable(object2).ToHandleChecked(); |
| 767 | CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(456)); |
| 768 | |
| 769 | // Test transition to megamorphic IC. |
| 770 | Handle<Object> object3 = |
| 771 | InterpreterTester::NewObject("({ val : 789, val2 : 123 })"); |
| 772 | callable(object3).ToHandleChecked(); |
| 773 | Handle<Object> object4 = |
| 774 | InterpreterTester::NewObject("({ val : 789, val3 : 123 })"); |
| 775 | callable(object4).ToHandleChecked(); |
| 776 | Handle<Object> object5 = |
| 777 | InterpreterTester::NewObject("({ val : 789, val4 : 123 })"); |
| 778 | return_val = callable(object5).ToHandleChecked(); |
| 779 | CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(789)); |
| 780 | } |
| 781 | |
| 782 | |
| 783 | TEST(InterpreterLoadKeyedProperty) { |
| 784 | HandleAndZoneScope handles; |
| 785 | i::Isolate* isolate = handles.main_isolate(); |
| 786 | i::Factory* factory = isolate->factory(); |
| 787 | i::Zone zone; |
| 788 | |
| 789 | i::FeedbackVectorSpec feedback_spec(&zone); |
| 790 | i::FeedbackVectorSlot slot = feedback_spec.AddKeyedLoadICSlot(); |
| 791 | |
| 792 | Handle<i::TypeFeedbackVector> vector = |
| 793 | i::NewTypeFeedbackVector(isolate, &feedback_spec); |
| 794 | |
| 795 | Handle<i::String> key = factory->NewStringFromAsciiChecked("key"); |
| 796 | key = factory->string_table()->LookupString(isolate, key); |
| 797 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 798 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 1, |
| 799 | 0, 1); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 800 | builder.LoadLiteral(key) |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 801 | .LoadKeyedProperty(builder.Parameter(0), vector->GetIndex(slot)) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 802 | .Return(); |
| 803 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 804 | |
| 805 | InterpreterTester tester(handles.main_isolate(), bytecode_array, vector); |
| 806 | auto callable = tester.GetCallable<Handle<Object>>(); |
| 807 | |
| 808 | Handle<Object> object = InterpreterTester::NewObject("({ key : 123 })"); |
| 809 | // Test IC miss. |
| 810 | Handle<Object> return_val = callable(object).ToHandleChecked(); |
| 811 | CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(123)); |
| 812 | |
| 813 | // Test transition to monomorphic IC. |
| 814 | return_val = callable(object).ToHandleChecked(); |
| 815 | CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(123)); |
| 816 | |
| 817 | // Test transition to megamorphic IC. |
| 818 | Handle<Object> object3 = |
| 819 | InterpreterTester::NewObject("({ key : 789, val2 : 123 })"); |
| 820 | return_val = callable(object3).ToHandleChecked(); |
| 821 | CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(789)); |
| 822 | } |
| 823 | |
| 824 | |
| 825 | TEST(InterpreterStoreNamedProperty) { |
| 826 | HandleAndZoneScope handles; |
| 827 | i::Isolate* isolate = handles.main_isolate(); |
| 828 | i::Factory* factory = isolate->factory(); |
| 829 | i::Zone zone; |
| 830 | |
| 831 | i::FeedbackVectorSpec feedback_spec(&zone); |
| 832 | i::FeedbackVectorSlot slot = feedback_spec.AddStoreICSlot(); |
| 833 | |
| 834 | Handle<i::TypeFeedbackVector> vector = |
| 835 | i::NewTypeFeedbackVector(isolate, &feedback_spec); |
| 836 | |
| 837 | Handle<i::String> name = factory->NewStringFromAsciiChecked("val"); |
| 838 | name = factory->string_table()->LookupString(isolate, name); |
| 839 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 840 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 1, |
| 841 | 0, 0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 842 | builder.LoadLiteral(Smi::FromInt(999)) |
| 843 | .StoreNamedProperty(builder.Parameter(0), name, vector->GetIndex(slot), |
| 844 | i::STRICT) |
| 845 | .Return(); |
| 846 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 847 | |
| 848 | InterpreterTester tester(isolate, bytecode_array, vector); |
| 849 | auto callable = tester.GetCallable<Handle<Object>>(); |
| 850 | Handle<Object> object = InterpreterTester::NewObject("({ val : 123 })"); |
| 851 | // Test IC miss. |
| 852 | Handle<Object> result; |
| 853 | callable(object).ToHandleChecked(); |
| 854 | CHECK(Runtime::GetObjectProperty(isolate, object, name).ToHandle(&result)); |
| 855 | CHECK_EQ(Smi::cast(*result), Smi::FromInt(999)); |
| 856 | |
| 857 | // Test transition to monomorphic IC. |
| 858 | callable(object).ToHandleChecked(); |
| 859 | CHECK(Runtime::GetObjectProperty(isolate, object, name).ToHandle(&result)); |
| 860 | CHECK_EQ(Smi::cast(*result), Smi::FromInt(999)); |
| 861 | |
| 862 | // Test transition to polymorphic IC. |
| 863 | Handle<Object> object2 = |
| 864 | InterpreterTester::NewObject("({ val : 456, other : 123 })"); |
| 865 | callable(object2).ToHandleChecked(); |
| 866 | CHECK(Runtime::GetObjectProperty(isolate, object2, name).ToHandle(&result)); |
| 867 | CHECK_EQ(Smi::cast(*result), Smi::FromInt(999)); |
| 868 | |
| 869 | // Test transition to megamorphic IC. |
| 870 | Handle<Object> object3 = |
| 871 | InterpreterTester::NewObject("({ val : 789, val2 : 123 })"); |
| 872 | callable(object3).ToHandleChecked(); |
| 873 | Handle<Object> object4 = |
| 874 | InterpreterTester::NewObject("({ val : 789, val3 : 123 })"); |
| 875 | callable(object4).ToHandleChecked(); |
| 876 | Handle<Object> object5 = |
| 877 | InterpreterTester::NewObject("({ val : 789, val4 : 123 })"); |
| 878 | callable(object5).ToHandleChecked(); |
| 879 | CHECK(Runtime::GetObjectProperty(isolate, object5, name).ToHandle(&result)); |
| 880 | CHECK_EQ(Smi::cast(*result), Smi::FromInt(999)); |
| 881 | } |
| 882 | |
| 883 | |
| 884 | TEST(InterpreterStoreKeyedProperty) { |
| 885 | HandleAndZoneScope handles; |
| 886 | i::Isolate* isolate = handles.main_isolate(); |
| 887 | i::Factory* factory = isolate->factory(); |
| 888 | i::Zone zone; |
| 889 | |
| 890 | i::FeedbackVectorSpec feedback_spec(&zone); |
| 891 | i::FeedbackVectorSlot slot = feedback_spec.AddKeyedStoreICSlot(); |
| 892 | |
| 893 | Handle<i::TypeFeedbackVector> vector = |
| 894 | i::NewTypeFeedbackVector(isolate, &feedback_spec); |
| 895 | |
| 896 | Handle<i::String> name = factory->NewStringFromAsciiChecked("val"); |
| 897 | name = factory->string_table()->LookupString(isolate, name); |
| 898 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 899 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 1, |
| 900 | 0, 1); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 901 | builder.LoadLiteral(name) |
| 902 | .StoreAccumulatorInRegister(Register(0)) |
| 903 | .LoadLiteral(Smi::FromInt(999)) |
| 904 | .StoreKeyedProperty(builder.Parameter(0), Register(0), |
| 905 | vector->GetIndex(slot), i::SLOPPY) |
| 906 | .Return(); |
| 907 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 908 | |
| 909 | InterpreterTester tester(isolate, bytecode_array, vector); |
| 910 | auto callable = tester.GetCallable<Handle<Object>>(); |
| 911 | Handle<Object> object = InterpreterTester::NewObject("({ val : 123 })"); |
| 912 | // Test IC miss. |
| 913 | Handle<Object> result; |
| 914 | callable(object).ToHandleChecked(); |
| 915 | CHECK(Runtime::GetObjectProperty(isolate, object, name).ToHandle(&result)); |
| 916 | CHECK_EQ(Smi::cast(*result), Smi::FromInt(999)); |
| 917 | |
| 918 | // Test transition to monomorphic IC. |
| 919 | callable(object).ToHandleChecked(); |
| 920 | CHECK(Runtime::GetObjectProperty(isolate, object, name).ToHandle(&result)); |
| 921 | CHECK_EQ(Smi::cast(*result), Smi::FromInt(999)); |
| 922 | |
| 923 | // Test transition to megamorphic IC. |
| 924 | Handle<Object> object2 = |
| 925 | InterpreterTester::NewObject("({ val : 456, other : 123 })"); |
| 926 | callable(object2).ToHandleChecked(); |
| 927 | CHECK(Runtime::GetObjectProperty(isolate, object2, name).ToHandle(&result)); |
| 928 | CHECK_EQ(Smi::cast(*result), Smi::FromInt(999)); |
| 929 | } |
| 930 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 931 | static void TestInterpreterCall(TailCallMode tail_call_mode) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 932 | HandleAndZoneScope handles; |
| 933 | i::Isolate* isolate = handles.main_isolate(); |
| 934 | i::Factory* factory = isolate->factory(); |
| 935 | i::Zone zone; |
| 936 | |
| 937 | i::FeedbackVectorSpec feedback_spec(&zone); |
| 938 | i::FeedbackVectorSlot slot = feedback_spec.AddLoadICSlot(); |
| 939 | |
| 940 | Handle<i::TypeFeedbackVector> vector = |
| 941 | i::NewTypeFeedbackVector(isolate, &feedback_spec); |
| 942 | int slot_index = vector->GetIndex(slot); |
| 943 | |
| 944 | Handle<i::String> name = factory->NewStringFromAsciiChecked("func"); |
| 945 | name = factory->string_table()->LookupString(isolate, name); |
| 946 | |
| 947 | // Check with no args. |
| 948 | { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 949 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 1, |
| 950 | 0, 1); |
| 951 | builder.LoadNamedProperty(builder.Parameter(0), name, slot_index) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 952 | .StoreAccumulatorInRegister(Register(0)) |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 953 | .Call(Register(0), builder.Parameter(0), 1, 0, tail_call_mode) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 954 | .Return(); |
| 955 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 956 | |
| 957 | InterpreterTester tester(handles.main_isolate(), bytecode_array, vector); |
| 958 | auto callable = tester.GetCallable<Handle<Object>>(); |
| 959 | |
| 960 | Handle<Object> object = InterpreterTester::NewObject( |
| 961 | "new (function Obj() { this.func = function() { return 0x265; }})()"); |
| 962 | Handle<Object> return_val = callable(object).ToHandleChecked(); |
| 963 | CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(0x265)); |
| 964 | } |
| 965 | |
| 966 | // Check that receiver is passed properly. |
| 967 | { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 968 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 1, |
| 969 | 0, 1); |
| 970 | builder.LoadNamedProperty(builder.Parameter(0), name, slot_index) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 971 | .StoreAccumulatorInRegister(Register(0)) |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 972 | .Call(Register(0), builder.Parameter(0), 1, 0, tail_call_mode) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 973 | .Return(); |
| 974 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 975 | |
| 976 | InterpreterTester tester(handles.main_isolate(), bytecode_array, vector); |
| 977 | auto callable = tester.GetCallable<Handle<Object>>(); |
| 978 | |
| 979 | Handle<Object> object = InterpreterTester::NewObject( |
| 980 | "new (function Obj() {" |
| 981 | " this.val = 1234;" |
| 982 | " this.func = function() { return this.val; };" |
| 983 | "})()"); |
| 984 | Handle<Object> return_val = callable(object).ToHandleChecked(); |
| 985 | CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(1234)); |
| 986 | } |
| 987 | |
| 988 | // Check with two parameters (+ receiver). |
| 989 | { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 990 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 1, |
| 991 | 0, 4); |
| 992 | builder.LoadNamedProperty(builder.Parameter(0), name, slot_index) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 993 | .StoreAccumulatorInRegister(Register(0)) |
| 994 | .LoadAccumulatorWithRegister(builder.Parameter(0)) |
| 995 | .StoreAccumulatorInRegister(Register(1)) |
| 996 | .LoadLiteral(Smi::FromInt(51)) |
| 997 | .StoreAccumulatorInRegister(Register(2)) |
| 998 | .LoadLiteral(Smi::FromInt(11)) |
| 999 | .StoreAccumulatorInRegister(Register(3)) |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1000 | .Call(Register(0), Register(1), 3, 0, tail_call_mode) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1001 | .Return(); |
| 1002 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 1003 | |
| 1004 | InterpreterTester tester(handles.main_isolate(), bytecode_array, vector); |
| 1005 | auto callable = tester.GetCallable<Handle<Object>>(); |
| 1006 | |
| 1007 | Handle<Object> object = InterpreterTester::NewObject( |
| 1008 | "new (function Obj() { " |
| 1009 | " this.func = function(a, b) { return a - b; }" |
| 1010 | "})()"); |
| 1011 | Handle<Object> return_val = callable(object).ToHandleChecked(); |
| 1012 | CHECK(return_val->SameValue(Smi::FromInt(40))); |
| 1013 | } |
| 1014 | |
| 1015 | // Check with 10 parameters (+ receiver). |
| 1016 | { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1017 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 1, |
| 1018 | 0, 12); |
| 1019 | builder.LoadNamedProperty(builder.Parameter(0), name, slot_index) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1020 | .StoreAccumulatorInRegister(Register(0)) |
| 1021 | .LoadAccumulatorWithRegister(builder.Parameter(0)) |
| 1022 | .StoreAccumulatorInRegister(Register(1)) |
| 1023 | .LoadLiteral(factory->NewStringFromAsciiChecked("a")) |
| 1024 | .StoreAccumulatorInRegister(Register(2)) |
| 1025 | .LoadLiteral(factory->NewStringFromAsciiChecked("b")) |
| 1026 | .StoreAccumulatorInRegister(Register(3)) |
| 1027 | .LoadLiteral(factory->NewStringFromAsciiChecked("c")) |
| 1028 | .StoreAccumulatorInRegister(Register(4)) |
| 1029 | .LoadLiteral(factory->NewStringFromAsciiChecked("d")) |
| 1030 | .StoreAccumulatorInRegister(Register(5)) |
| 1031 | .LoadLiteral(factory->NewStringFromAsciiChecked("e")) |
| 1032 | .StoreAccumulatorInRegister(Register(6)) |
| 1033 | .LoadLiteral(factory->NewStringFromAsciiChecked("f")) |
| 1034 | .StoreAccumulatorInRegister(Register(7)) |
| 1035 | .LoadLiteral(factory->NewStringFromAsciiChecked("g")) |
| 1036 | .StoreAccumulatorInRegister(Register(8)) |
| 1037 | .LoadLiteral(factory->NewStringFromAsciiChecked("h")) |
| 1038 | .StoreAccumulatorInRegister(Register(9)) |
| 1039 | .LoadLiteral(factory->NewStringFromAsciiChecked("i")) |
| 1040 | .StoreAccumulatorInRegister(Register(10)) |
| 1041 | .LoadLiteral(factory->NewStringFromAsciiChecked("j")) |
| 1042 | .StoreAccumulatorInRegister(Register(11)) |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1043 | .Call(Register(0), Register(1), 11, 0, tail_call_mode) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1044 | .Return(); |
| 1045 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 1046 | |
| 1047 | InterpreterTester tester(handles.main_isolate(), bytecode_array, vector); |
| 1048 | auto callable = tester.GetCallable<Handle<Object>>(); |
| 1049 | |
| 1050 | Handle<Object> object = InterpreterTester::NewObject( |
| 1051 | "new (function Obj() { " |
| 1052 | " this.prefix = \"prefix_\";" |
| 1053 | " this.func = function(a, b, c, d, e, f, g, h, i, j) {" |
| 1054 | " return this.prefix + a + b + c + d + e + f + g + h + i + j;" |
| 1055 | " }" |
| 1056 | "})()"); |
| 1057 | Handle<Object> return_val = callable(object).ToHandleChecked(); |
| 1058 | Handle<i::String> expected = |
| 1059 | factory->NewStringFromAsciiChecked("prefix_abcdefghij"); |
| 1060 | CHECK(i::String::cast(*return_val)->Equals(*expected)); |
| 1061 | } |
| 1062 | } |
| 1063 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1064 | TEST(InterpreterCall) { TestInterpreterCall(TailCallMode::kDisallow); } |
| 1065 | |
| 1066 | TEST(InterpreterTailCall) { TestInterpreterCall(TailCallMode::kAllow); } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1067 | |
| 1068 | static BytecodeArrayBuilder& SetRegister(BytecodeArrayBuilder& builder, |
| 1069 | Register reg, int value, |
| 1070 | Register scratch) { |
| 1071 | return builder.StoreAccumulatorInRegister(scratch) |
| 1072 | .LoadLiteral(Smi::FromInt(value)) |
| 1073 | .StoreAccumulatorInRegister(reg) |
| 1074 | .LoadAccumulatorWithRegister(scratch); |
| 1075 | } |
| 1076 | |
| 1077 | |
| 1078 | static BytecodeArrayBuilder& IncrementRegister(BytecodeArrayBuilder& builder, |
| 1079 | Register reg, int value, |
| 1080 | Register scratch) { |
| 1081 | return builder.StoreAccumulatorInRegister(scratch) |
| 1082 | .LoadLiteral(Smi::FromInt(value)) |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1083 | .BinaryOperation(Token::Value::ADD, reg) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1084 | .StoreAccumulatorInRegister(reg) |
| 1085 | .LoadAccumulatorWithRegister(scratch); |
| 1086 | } |
| 1087 | |
| 1088 | |
| 1089 | TEST(InterpreterJumps) { |
| 1090 | HandleAndZoneScope handles; |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1091 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 0, |
| 1092 | 0, 2); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1093 | Register reg(0), scratch(1); |
| 1094 | BytecodeLabel label[3]; |
| 1095 | |
| 1096 | builder.LoadLiteral(Smi::FromInt(0)) |
| 1097 | .StoreAccumulatorInRegister(reg) |
| 1098 | .Jump(&label[1]); |
| 1099 | SetRegister(builder, reg, 1024, scratch).Bind(&label[0]); |
| 1100 | IncrementRegister(builder, reg, 1, scratch).Jump(&label[2]); |
| 1101 | SetRegister(builder, reg, 2048, scratch).Bind(&label[1]); |
| 1102 | IncrementRegister(builder, reg, 2, scratch).Jump(&label[0]); |
| 1103 | SetRegister(builder, reg, 4096, scratch).Bind(&label[2]); |
| 1104 | IncrementRegister(builder, reg, 4, scratch) |
| 1105 | .LoadAccumulatorWithRegister(reg) |
| 1106 | .Return(); |
| 1107 | |
| 1108 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 1109 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 1110 | auto callable = tester.GetCallable<>(); |
| 1111 | Handle<Object> return_value = callable().ToHandleChecked(); |
| 1112 | CHECK_EQ(Smi::cast(*return_value)->value(), 7); |
| 1113 | } |
| 1114 | |
| 1115 | |
| 1116 | TEST(InterpreterConditionalJumps) { |
| 1117 | HandleAndZoneScope handles; |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1118 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 0, |
| 1119 | 0, 2); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1120 | Register reg(0), scratch(1); |
| 1121 | BytecodeLabel label[2]; |
| 1122 | BytecodeLabel done, done1; |
| 1123 | |
| 1124 | builder.LoadLiteral(Smi::FromInt(0)) |
| 1125 | .StoreAccumulatorInRegister(reg) |
| 1126 | .LoadFalse() |
| 1127 | .JumpIfFalse(&label[0]); |
| 1128 | IncrementRegister(builder, reg, 1024, scratch) |
| 1129 | .Bind(&label[0]) |
| 1130 | .LoadTrue() |
| 1131 | .JumpIfFalse(&done); |
| 1132 | IncrementRegister(builder, reg, 1, scratch).LoadTrue().JumpIfTrue(&label[1]); |
| 1133 | IncrementRegister(builder, reg, 2048, scratch).Bind(&label[1]); |
| 1134 | IncrementRegister(builder, reg, 2, scratch).LoadFalse().JumpIfTrue(&done1); |
| 1135 | IncrementRegister(builder, reg, 4, scratch) |
| 1136 | .LoadAccumulatorWithRegister(reg) |
| 1137 | .Bind(&done) |
| 1138 | .Bind(&done1) |
| 1139 | .Return(); |
| 1140 | |
| 1141 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 1142 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 1143 | auto callable = tester.GetCallable<>(); |
| 1144 | Handle<Object> return_value = callable().ToHandleChecked(); |
| 1145 | CHECK_EQ(Smi::cast(*return_value)->value(), 7); |
| 1146 | } |
| 1147 | |
| 1148 | |
| 1149 | TEST(InterpreterConditionalJumps2) { |
| 1150 | // TODO(oth): Add tests for all conditional jumps near and far. |
| 1151 | HandleAndZoneScope handles; |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1152 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 0, |
| 1153 | 0, 2); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1154 | Register reg(0), scratch(1); |
| 1155 | BytecodeLabel label[2]; |
| 1156 | BytecodeLabel done, done1; |
| 1157 | |
| 1158 | builder.LoadLiteral(Smi::FromInt(0)) |
| 1159 | .StoreAccumulatorInRegister(reg) |
| 1160 | .LoadFalse() |
| 1161 | .JumpIfFalse(&label[0]); |
| 1162 | IncrementRegister(builder, reg, 1024, scratch) |
| 1163 | .Bind(&label[0]) |
| 1164 | .LoadTrue() |
| 1165 | .JumpIfFalse(&done); |
| 1166 | IncrementRegister(builder, reg, 1, scratch).LoadTrue().JumpIfTrue(&label[1]); |
| 1167 | IncrementRegister(builder, reg, 2048, scratch).Bind(&label[1]); |
| 1168 | IncrementRegister(builder, reg, 2, scratch).LoadFalse().JumpIfTrue(&done1); |
| 1169 | IncrementRegister(builder, reg, 4, scratch) |
| 1170 | .LoadAccumulatorWithRegister(reg) |
| 1171 | .Bind(&done) |
| 1172 | .Bind(&done1) |
| 1173 | .Return(); |
| 1174 | |
| 1175 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 1176 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 1177 | auto callable = tester.GetCallable<>(); |
| 1178 | Handle<Object> return_value = callable().ToHandleChecked(); |
| 1179 | CHECK_EQ(Smi::cast(*return_value)->value(), 7); |
| 1180 | } |
| 1181 | |
| 1182 | |
| 1183 | static const Token::Value kComparisonTypes[] = { |
| 1184 | Token::Value::EQ, Token::Value::NE, Token::Value::EQ_STRICT, |
| 1185 | Token::Value::NE_STRICT, Token::Value::LT, Token::Value::LTE, |
| 1186 | Token::Value::GT, Token::Value::GTE}; |
| 1187 | |
| 1188 | |
| 1189 | template <typename T> |
| 1190 | bool CompareC(Token::Value op, T lhs, T rhs, bool types_differed = false) { |
| 1191 | switch (op) { |
| 1192 | case Token::Value::EQ: |
| 1193 | return lhs == rhs; |
| 1194 | case Token::Value::NE: |
| 1195 | return lhs != rhs; |
| 1196 | case Token::Value::EQ_STRICT: |
| 1197 | return (lhs == rhs) && !types_differed; |
| 1198 | case Token::Value::NE_STRICT: |
| 1199 | return (lhs != rhs) || types_differed; |
| 1200 | case Token::Value::LT: |
| 1201 | return lhs < rhs; |
| 1202 | case Token::Value::LTE: |
| 1203 | return lhs <= rhs; |
| 1204 | case Token::Value::GT: |
| 1205 | return lhs > rhs; |
| 1206 | case Token::Value::GTE: |
| 1207 | return lhs >= rhs; |
| 1208 | default: |
| 1209 | UNREACHABLE(); |
| 1210 | return false; |
| 1211 | } |
| 1212 | } |
| 1213 | |
| 1214 | |
| 1215 | TEST(InterpreterSmiComparisons) { |
| 1216 | // NB Constants cover 31-bit space. |
| 1217 | int inputs[] = {v8::internal::kMinInt / 2, |
| 1218 | v8::internal::kMinInt / 4, |
| 1219 | -108733832, |
| 1220 | -999, |
| 1221 | -42, |
| 1222 | -2, |
| 1223 | -1, |
| 1224 | 0, |
| 1225 | +1, |
| 1226 | +2, |
| 1227 | 42, |
| 1228 | 12345678, |
| 1229 | v8::internal::kMaxInt / 4, |
| 1230 | v8::internal::kMaxInt / 2}; |
| 1231 | |
| 1232 | for (size_t c = 0; c < arraysize(kComparisonTypes); c++) { |
| 1233 | Token::Value comparison = kComparisonTypes[c]; |
| 1234 | for (size_t i = 0; i < arraysize(inputs); i++) { |
| 1235 | for (size_t j = 0; j < arraysize(inputs); j++) { |
| 1236 | HandleAndZoneScope handles; |
| 1237 | BytecodeArrayBuilder builder(handles.main_isolate(), |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1238 | handles.main_zone(), 0, 0, 1); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1239 | Register r0(0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1240 | builder.LoadLiteral(Smi::FromInt(inputs[i])) |
| 1241 | .StoreAccumulatorInRegister(r0) |
| 1242 | .LoadLiteral(Smi::FromInt(inputs[j])) |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1243 | .CompareOperation(comparison, r0) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1244 | .Return(); |
| 1245 | |
| 1246 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 1247 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 1248 | auto callable = tester.GetCallable<>(); |
| 1249 | Handle<Object> return_value = callable().ToHandleChecked(); |
| 1250 | CHECK(return_value->IsBoolean()); |
| 1251 | CHECK_EQ(return_value->BooleanValue(), |
| 1252 | CompareC(comparison, inputs[i], inputs[j])); |
| 1253 | } |
| 1254 | } |
| 1255 | } |
| 1256 | } |
| 1257 | |
| 1258 | |
| 1259 | TEST(InterpreterHeapNumberComparisons) { |
| 1260 | double inputs[] = {std::numeric_limits<double>::min(), |
| 1261 | std::numeric_limits<double>::max(), |
| 1262 | -0.001, |
| 1263 | 0.01, |
| 1264 | 0.1000001, |
| 1265 | 1e99, |
| 1266 | -1e-99}; |
| 1267 | for (size_t c = 0; c < arraysize(kComparisonTypes); c++) { |
| 1268 | Token::Value comparison = kComparisonTypes[c]; |
| 1269 | for (size_t i = 0; i < arraysize(inputs); i++) { |
| 1270 | for (size_t j = 0; j < arraysize(inputs); j++) { |
| 1271 | HandleAndZoneScope handles; |
| 1272 | i::Factory* factory = handles.main_isolate()->factory(); |
| 1273 | BytecodeArrayBuilder builder(handles.main_isolate(), |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1274 | handles.main_zone(), 0, 0, 1); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1275 | Register r0(0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1276 | builder.LoadLiteral(factory->NewHeapNumber(inputs[i])) |
| 1277 | .StoreAccumulatorInRegister(r0) |
| 1278 | .LoadLiteral(factory->NewHeapNumber(inputs[j])) |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1279 | .CompareOperation(comparison, r0) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1280 | .Return(); |
| 1281 | |
| 1282 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 1283 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 1284 | auto callable = tester.GetCallable<>(); |
| 1285 | Handle<Object> return_value = callable().ToHandleChecked(); |
| 1286 | CHECK(return_value->IsBoolean()); |
| 1287 | CHECK_EQ(return_value->BooleanValue(), |
| 1288 | CompareC(comparison, inputs[i], inputs[j])); |
| 1289 | } |
| 1290 | } |
| 1291 | } |
| 1292 | } |
| 1293 | |
| 1294 | |
| 1295 | TEST(InterpreterStringComparisons) { |
| 1296 | std::string inputs[] = {"A", "abc", "z", "", "Foo!", "Foo"}; |
| 1297 | |
| 1298 | for (size_t c = 0; c < arraysize(kComparisonTypes); c++) { |
| 1299 | Token::Value comparison = kComparisonTypes[c]; |
| 1300 | for (size_t i = 0; i < arraysize(inputs); i++) { |
| 1301 | for (size_t j = 0; j < arraysize(inputs); j++) { |
| 1302 | const char* lhs = inputs[i].c_str(); |
| 1303 | const char* rhs = inputs[j].c_str(); |
| 1304 | HandleAndZoneScope handles; |
| 1305 | i::Factory* factory = handles.main_isolate()->factory(); |
| 1306 | BytecodeArrayBuilder builder(handles.main_isolate(), |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1307 | handles.main_zone(), 0, 0, 1); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1308 | Register r0(0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1309 | builder.LoadLiteral(factory->NewStringFromAsciiChecked(lhs)) |
| 1310 | .StoreAccumulatorInRegister(r0) |
| 1311 | .LoadLiteral(factory->NewStringFromAsciiChecked(rhs)) |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1312 | .CompareOperation(comparison, r0) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1313 | .Return(); |
| 1314 | |
| 1315 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 1316 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 1317 | auto callable = tester.GetCallable<>(); |
| 1318 | Handle<Object> return_value = callable().ToHandleChecked(); |
| 1319 | CHECK(return_value->IsBoolean()); |
| 1320 | CHECK_EQ(return_value->BooleanValue(), |
| 1321 | CompareC(comparison, inputs[i], inputs[j])); |
| 1322 | } |
| 1323 | } |
| 1324 | } |
| 1325 | } |
| 1326 | |
| 1327 | |
| 1328 | TEST(InterpreterMixedComparisons) { |
| 1329 | // This test compares a HeapNumber with a String. The latter is |
| 1330 | // convertible to a HeapNumber so comparison will be between numeric |
| 1331 | // values except for the strict comparisons where no conversion is |
| 1332 | // performed. |
| 1333 | const char* inputs[] = {"-1.77", "-40.333", "0.01", "55.77e5", "2.01"}; |
| 1334 | |
| 1335 | i::UnicodeCache unicode_cache; |
| 1336 | |
| 1337 | for (size_t c = 0; c < arraysize(kComparisonTypes); c++) { |
| 1338 | Token::Value comparison = kComparisonTypes[c]; |
| 1339 | for (size_t i = 0; i < arraysize(inputs); i++) { |
| 1340 | for (size_t j = 0; j < arraysize(inputs); j++) { |
| 1341 | for (int pass = 0; pass < 2; pass++) { |
| 1342 | const char* lhs_cstr = inputs[i]; |
| 1343 | const char* rhs_cstr = inputs[j]; |
| 1344 | double lhs = StringToDouble(&unicode_cache, lhs_cstr, |
| 1345 | i::ConversionFlags::NO_FLAGS); |
| 1346 | double rhs = StringToDouble(&unicode_cache, rhs_cstr, |
| 1347 | i::ConversionFlags::NO_FLAGS); |
| 1348 | HandleAndZoneScope handles; |
| 1349 | i::Factory* factory = handles.main_isolate()->factory(); |
| 1350 | BytecodeArrayBuilder builder(handles.main_isolate(), |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1351 | handles.main_zone(), 0, 0, 1); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1352 | Register r0(0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1353 | if (pass == 0) { |
| 1354 | // Comparison with HeapNumber on the lhs and String on the rhs |
| 1355 | builder.LoadLiteral(factory->NewNumber(lhs)) |
| 1356 | .StoreAccumulatorInRegister(r0) |
| 1357 | .LoadLiteral(factory->NewStringFromAsciiChecked(rhs_cstr)) |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1358 | .CompareOperation(comparison, r0) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1359 | .Return(); |
| 1360 | } else { |
| 1361 | // Comparison with HeapNumber on the rhs and String on the lhs |
| 1362 | builder.LoadLiteral(factory->NewStringFromAsciiChecked(lhs_cstr)) |
| 1363 | .StoreAccumulatorInRegister(r0) |
| 1364 | .LoadLiteral(factory->NewNumber(rhs)) |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1365 | .CompareOperation(comparison, r0) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1366 | .Return(); |
| 1367 | } |
| 1368 | |
| 1369 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 1370 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 1371 | auto callable = tester.GetCallable<>(); |
| 1372 | Handle<Object> return_value = callable().ToHandleChecked(); |
| 1373 | CHECK(return_value->IsBoolean()); |
| 1374 | CHECK_EQ(return_value->BooleanValue(), |
| 1375 | CompareC(comparison, lhs, rhs, true)); |
| 1376 | } |
| 1377 | } |
| 1378 | } |
| 1379 | } |
| 1380 | } |
| 1381 | |
| 1382 | |
| 1383 | TEST(InterpreterInstanceOf) { |
| 1384 | HandleAndZoneScope handles; |
| 1385 | i::Factory* factory = handles.main_isolate()->factory(); |
| 1386 | Handle<i::String> name = factory->NewStringFromAsciiChecked("cons"); |
| 1387 | Handle<i::JSFunction> func = factory->NewFunction(name); |
| 1388 | Handle<i::JSObject> instance = factory->NewJSObject(func); |
| 1389 | Handle<i::Object> other = factory->NewNumber(3.3333); |
| 1390 | Handle<i::Object> cases[] = {Handle<i::Object>::cast(instance), other}; |
| 1391 | for (size_t i = 0; i < arraysize(cases); i++) { |
| 1392 | bool expected_value = (i == 0); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1393 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 0, |
| 1394 | 0, 1); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1395 | Register r0(0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1396 | builder.LoadLiteral(cases[i]); |
| 1397 | builder.StoreAccumulatorInRegister(r0) |
| 1398 | .LoadLiteral(func) |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1399 | .CompareOperation(Token::Value::INSTANCEOF, r0) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1400 | .Return(); |
| 1401 | |
| 1402 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 1403 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 1404 | auto callable = tester.GetCallable<>(); |
| 1405 | Handle<Object> return_value = callable().ToHandleChecked(); |
| 1406 | CHECK(return_value->IsBoolean()); |
| 1407 | CHECK_EQ(return_value->BooleanValue(), expected_value); |
| 1408 | } |
| 1409 | } |
| 1410 | |
| 1411 | |
| 1412 | TEST(InterpreterTestIn) { |
| 1413 | HandleAndZoneScope handles; |
| 1414 | i::Factory* factory = handles.main_isolate()->factory(); |
| 1415 | // Allocate an array |
| 1416 | Handle<i::JSArray> array = |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1417 | factory->NewJSArray(0, i::ElementsKind::FAST_SMI_ELEMENTS); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1418 | // Check for these properties on the array object |
| 1419 | const char* properties[] = {"length", "fuzzle", "x", "0"}; |
| 1420 | for (size_t i = 0; i < arraysize(properties); i++) { |
| 1421 | bool expected_value = (i == 0); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1422 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 0, |
| 1423 | 0, 1); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1424 | Register r0(0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1425 | builder.LoadLiteral(factory->NewStringFromAsciiChecked(properties[i])) |
| 1426 | .StoreAccumulatorInRegister(r0) |
| 1427 | .LoadLiteral(Handle<Object>::cast(array)) |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1428 | .CompareOperation(Token::Value::IN, r0) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1429 | .Return(); |
| 1430 | |
| 1431 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 1432 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 1433 | auto callable = tester.GetCallable<>(); |
| 1434 | Handle<Object> return_value = callable().ToHandleChecked(); |
| 1435 | CHECK(return_value->IsBoolean()); |
| 1436 | CHECK_EQ(return_value->BooleanValue(), expected_value); |
| 1437 | } |
| 1438 | } |
| 1439 | |
| 1440 | |
| 1441 | TEST(InterpreterUnaryNot) { |
| 1442 | HandleAndZoneScope handles; |
| 1443 | for (size_t i = 1; i < 10; i++) { |
| 1444 | bool expected_value = ((i & 1) == 1); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1445 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 0, |
| 1446 | 0, 0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1447 | Register r0(0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1448 | builder.LoadFalse(); |
| 1449 | for (size_t j = 0; j < i; j++) { |
| 1450 | builder.LogicalNot(); |
| 1451 | } |
| 1452 | builder.Return(); |
| 1453 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 1454 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 1455 | auto callable = tester.GetCallable<>(); |
| 1456 | Handle<Object> return_value = callable().ToHandleChecked(); |
| 1457 | CHECK(return_value->IsBoolean()); |
| 1458 | CHECK_EQ(return_value->BooleanValue(), expected_value); |
| 1459 | } |
| 1460 | } |
| 1461 | |
| 1462 | |
| 1463 | static void LoadAny(BytecodeArrayBuilder* builder, |
| 1464 | v8::internal::Factory* factory, Handle<Object> obj) { |
| 1465 | if (obj->IsOddball()) { |
| 1466 | if (obj->SameValue(*factory->true_value())) { |
| 1467 | builder->LoadTrue(); |
| 1468 | } else if (obj->SameValue(*factory->false_value())) { |
| 1469 | builder->LoadFalse(); |
| 1470 | } else if (obj->SameValue(*factory->the_hole_value())) { |
| 1471 | builder->LoadTheHole(); |
| 1472 | } else if (obj->SameValue(*factory->null_value())) { |
| 1473 | builder->LoadNull(); |
| 1474 | } else if (obj->SameValue(*factory->undefined_value())) { |
| 1475 | builder->LoadUndefined(); |
| 1476 | } else { |
| 1477 | UNREACHABLE(); |
| 1478 | } |
| 1479 | } else if (obj->IsSmi()) { |
| 1480 | builder->LoadLiteral(*Handle<Smi>::cast(obj)); |
| 1481 | } else { |
| 1482 | builder->LoadLiteral(obj); |
| 1483 | } |
| 1484 | } |
| 1485 | |
| 1486 | |
| 1487 | TEST(InterpreterUnaryNotNonBoolean) { |
| 1488 | HandleAndZoneScope handles; |
| 1489 | i::Factory* factory = handles.main_isolate()->factory(); |
| 1490 | |
| 1491 | std::pair<Handle<Object>, bool> object_type_tuples[] = { |
| 1492 | std::make_pair(factory->undefined_value(), true), |
| 1493 | std::make_pair(factory->null_value(), true), |
| 1494 | std::make_pair(factory->false_value(), true), |
| 1495 | std::make_pair(factory->true_value(), false), |
| 1496 | std::make_pair(factory->NewNumber(9.1), false), |
| 1497 | std::make_pair(factory->NewNumberFromInt(0), true), |
| 1498 | std::make_pair( |
| 1499 | Handle<Object>::cast(factory->NewStringFromStaticChars("hello")), |
| 1500 | false), |
| 1501 | std::make_pair( |
| 1502 | Handle<Object>::cast(factory->NewStringFromStaticChars("")), true), |
| 1503 | }; |
| 1504 | |
| 1505 | for (size_t i = 0; i < arraysize(object_type_tuples); i++) { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1506 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 0, |
| 1507 | 0, 0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1508 | Register r0(0); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1509 | LoadAny(&builder, factory, object_type_tuples[i].first); |
| 1510 | builder.LogicalNot(); |
| 1511 | builder.Return(); |
| 1512 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 1513 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 1514 | auto callable = tester.GetCallable<>(); |
| 1515 | Handle<Object> return_value = callable().ToHandleChecked(); |
| 1516 | CHECK(return_value->IsBoolean()); |
| 1517 | CHECK_EQ(return_value->BooleanValue(), object_type_tuples[i].second); |
| 1518 | } |
| 1519 | } |
| 1520 | |
| 1521 | |
| 1522 | TEST(InterpreterTypeof) { |
| 1523 | HandleAndZoneScope handles; |
| 1524 | |
| 1525 | std::pair<const char*, const char*> typeof_vals[] = { |
| 1526 | std::make_pair("return typeof undefined;", "undefined"), |
| 1527 | std::make_pair("return typeof null;", "object"), |
| 1528 | std::make_pair("return typeof true;", "boolean"), |
| 1529 | std::make_pair("return typeof false;", "boolean"), |
| 1530 | std::make_pair("return typeof 9.1;", "number"), |
| 1531 | std::make_pair("return typeof 7771;", "number"), |
| 1532 | std::make_pair("return typeof 'hello';", "string"), |
| 1533 | std::make_pair("return typeof global_unallocated;", "undefined"), |
| 1534 | }; |
| 1535 | |
| 1536 | for (size_t i = 0; i < arraysize(typeof_vals); i++) { |
| 1537 | std::string source(InterpreterTester::SourceForBody(typeof_vals[i].first)); |
| 1538 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 1539 | |
| 1540 | auto callable = tester.GetCallable<>(); |
| 1541 | Handle<v8::internal::String> return_value = |
| 1542 | Handle<v8::internal::String>::cast(callable().ToHandleChecked()); |
| 1543 | auto actual = return_value->ToCString(); |
| 1544 | CHECK_EQ(strcmp(&actual[0], typeof_vals[i].second), 0); |
| 1545 | } |
| 1546 | } |
| 1547 | |
| 1548 | |
| 1549 | TEST(InterpreterCallRuntime) { |
| 1550 | HandleAndZoneScope handles; |
| 1551 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1552 | BytecodeArrayBuilder builder(handles.main_isolate(), handles.main_zone(), 1, |
| 1553 | 0, 2); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1554 | builder.LoadLiteral(Smi::FromInt(15)) |
| 1555 | .StoreAccumulatorInRegister(Register(0)) |
| 1556 | .LoadLiteral(Smi::FromInt(40)) |
| 1557 | .StoreAccumulatorInRegister(Register(1)) |
| 1558 | .CallRuntime(Runtime::kAdd, Register(0), 2) |
| 1559 | .Return(); |
| 1560 | Handle<BytecodeArray> bytecode_array = builder.ToBytecodeArray(); |
| 1561 | |
| 1562 | InterpreterTester tester(handles.main_isolate(), bytecode_array); |
| 1563 | auto callable = tester.GetCallable<>(); |
| 1564 | |
| 1565 | Handle<Object> return_val = callable().ToHandleChecked(); |
| 1566 | CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(55)); |
| 1567 | } |
| 1568 | |
| 1569 | |
| 1570 | TEST(InterpreterFunctionLiteral) { |
| 1571 | HandleAndZoneScope handles; |
| 1572 | |
| 1573 | // Test calling a function literal. |
| 1574 | std::string source( |
| 1575 | "function " + InterpreterTester::function_name() + "(a) {\n" |
| 1576 | " return (function(x){ return x + 2; })(a);\n" |
| 1577 | "}"); |
| 1578 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 1579 | auto callable = tester.GetCallable<Handle<Object>>(); |
| 1580 | |
| 1581 | Handle<i::Object> return_val = callable( |
| 1582 | Handle<Smi>(Smi::FromInt(3), handles.main_isolate())).ToHandleChecked(); |
| 1583 | CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(5)); |
| 1584 | } |
| 1585 | |
| 1586 | |
| 1587 | TEST(InterpreterRegExpLiterals) { |
| 1588 | HandleAndZoneScope handles; |
| 1589 | i::Isolate* isolate = handles.main_isolate(); |
| 1590 | i::Factory* factory = isolate->factory(); |
| 1591 | |
| 1592 | std::pair<const char*, Handle<Object>> literals[] = { |
| 1593 | std::make_pair("return /abd/.exec('cccabbdd');\n", |
| 1594 | factory->null_value()), |
| 1595 | std::make_pair("return /ab+d/.exec('cccabbdd')[0];\n", |
| 1596 | factory->NewStringFromStaticChars("abbd")), |
| 1597 | std::make_pair("return /AbC/i.exec('ssaBC')[0];\n", |
| 1598 | factory->NewStringFromStaticChars("aBC")), |
| 1599 | std::make_pair("return 'ssaBC'.match(/AbC/i)[0];\n", |
| 1600 | factory->NewStringFromStaticChars("aBC")), |
| 1601 | std::make_pair("return 'ssaBCtAbC'.match(/(AbC)/gi)[1];\n", |
| 1602 | factory->NewStringFromStaticChars("AbC")), |
| 1603 | }; |
| 1604 | |
| 1605 | for (size_t i = 0; i < arraysize(literals); i++) { |
| 1606 | std::string source(InterpreterTester::SourceForBody(literals[i].first)); |
| 1607 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 1608 | auto callable = tester.GetCallable<>(); |
| 1609 | |
| 1610 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 1611 | CHECK(return_value->SameValue(*literals[i].second)); |
| 1612 | } |
| 1613 | } |
| 1614 | |
| 1615 | |
| 1616 | TEST(InterpreterArrayLiterals) { |
| 1617 | HandleAndZoneScope handles; |
| 1618 | i::Isolate* isolate = handles.main_isolate(); |
| 1619 | i::Factory* factory = isolate->factory(); |
| 1620 | |
| 1621 | std::pair<const char*, Handle<Object>> literals[] = { |
| 1622 | std::make_pair("return [][0];\n", |
| 1623 | factory->undefined_value()), |
| 1624 | std::make_pair("return [1, 3, 2][1];\n", |
| 1625 | handle(Smi::FromInt(3), isolate)), |
| 1626 | std::make_pair("return ['a', 'b', 'c'][2];\n", |
| 1627 | factory->NewStringFromStaticChars("c")), |
| 1628 | std::make_pair("var a = 100; return [a, a + 1, a + 2, a + 3][2];\n", |
| 1629 | handle(Smi::FromInt(102), isolate)), |
| 1630 | std::make_pair("return [[1, 2, 3], ['a', 'b', 'c']][1][0];\n", |
| 1631 | factory->NewStringFromStaticChars("a")), |
| 1632 | std::make_pair("var t = 't'; return [[t, t + 'est'], [1 + t]][0][1];\n", |
| 1633 | factory->NewStringFromStaticChars("test")) |
| 1634 | }; |
| 1635 | |
| 1636 | for (size_t i = 0; i < arraysize(literals); i++) { |
| 1637 | std::string source(InterpreterTester::SourceForBody(literals[i].first)); |
| 1638 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 1639 | auto callable = tester.GetCallable<>(); |
| 1640 | |
| 1641 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 1642 | CHECK(return_value->SameValue(*literals[i].second)); |
| 1643 | } |
| 1644 | } |
| 1645 | |
| 1646 | |
| 1647 | TEST(InterpreterObjectLiterals) { |
| 1648 | HandleAndZoneScope handles; |
| 1649 | i::Isolate* isolate = handles.main_isolate(); |
| 1650 | i::Factory* factory = isolate->factory(); |
| 1651 | |
| 1652 | std::pair<const char*, Handle<Object>> literals[] = { |
| 1653 | std::make_pair("return { }.name;", |
| 1654 | factory->undefined_value()), |
| 1655 | std::make_pair("return { name: 'string', val: 9.2 }.name;", |
| 1656 | factory->NewStringFromStaticChars("string")), |
| 1657 | std::make_pair("var a = 15; return { name: 'string', val: a }.val;", |
| 1658 | handle(Smi::FromInt(15), isolate)), |
| 1659 | std::make_pair("var a = 5; return { val: a, val: a + 1 }.val;", |
| 1660 | handle(Smi::FromInt(6), isolate)), |
| 1661 | std::make_pair("return { func: function() { return 'test' } }.func();", |
| 1662 | factory->NewStringFromStaticChars("test")), |
| 1663 | std::make_pair("return { func(a) { return a + 'st'; } }.func('te');", |
| 1664 | factory->NewStringFromStaticChars("test")), |
| 1665 | std::make_pair("return { get a() { return 22; } }.a;", |
| 1666 | handle(Smi::FromInt(22), isolate)), |
| 1667 | std::make_pair("var a = { get b() { return this.x + 't'; },\n" |
| 1668 | " set b(val) { this.x = val + 's' } };\n" |
| 1669 | "a.b = 'te';\n" |
| 1670 | "return a.b;", |
| 1671 | factory->NewStringFromStaticChars("test")), |
| 1672 | std::make_pair("var a = 123; return { 1: a }[1];", |
| 1673 | handle(Smi::FromInt(123), isolate)), |
| 1674 | std::make_pair("return Object.getPrototypeOf({ __proto__: null });", |
| 1675 | factory->null_value()), |
| 1676 | std::make_pair("var a = 'test'; return { [a]: 1 }.test;", |
| 1677 | handle(Smi::FromInt(1), isolate)), |
| 1678 | std::make_pair("var a = 'test'; return { b: a, [a]: a + 'ing' }['test']", |
| 1679 | factory->NewStringFromStaticChars("testing")), |
| 1680 | std::make_pair("var a = 'proto_str';\n" |
| 1681 | "var b = { [a]: 1, __proto__: { var : a } };\n" |
| 1682 | "return Object.getPrototypeOf(b).var", |
| 1683 | factory->NewStringFromStaticChars("proto_str")), |
| 1684 | std::make_pair("var n = 'name';\n" |
| 1685 | "return { [n]: 'val', get a() { return 987 } }['a'];", |
| 1686 | handle(Smi::FromInt(987), isolate)), |
| 1687 | }; |
| 1688 | |
| 1689 | for (size_t i = 0; i < arraysize(literals); i++) { |
| 1690 | std::string source(InterpreterTester::SourceForBody(literals[i].first)); |
| 1691 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 1692 | auto callable = tester.GetCallable<>(); |
| 1693 | |
| 1694 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 1695 | CHECK(return_value->SameValue(*literals[i].second)); |
| 1696 | } |
| 1697 | } |
| 1698 | |
| 1699 | |
| 1700 | TEST(InterpreterConstruct) { |
| 1701 | HandleAndZoneScope handles; |
| 1702 | |
| 1703 | std::string source( |
| 1704 | "function counter() { this.count = 0; }\n" |
| 1705 | "function " + |
| 1706 | InterpreterTester::function_name() + |
| 1707 | "() {\n" |
| 1708 | " var c = new counter();\n" |
| 1709 | " return c.count;\n" |
| 1710 | "}"); |
| 1711 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 1712 | auto callable = tester.GetCallable<>(); |
| 1713 | |
| 1714 | Handle<Object> return_val = callable().ToHandleChecked(); |
| 1715 | CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(0)); |
| 1716 | } |
| 1717 | |
| 1718 | |
| 1719 | TEST(InterpreterConstructWithArgument) { |
| 1720 | HandleAndZoneScope handles; |
| 1721 | |
| 1722 | std::string source( |
| 1723 | "function counter(arg0) { this.count = 17; this.x = arg0; }\n" |
| 1724 | "function " + |
| 1725 | InterpreterTester::function_name() + |
| 1726 | "() {\n" |
| 1727 | " var c = new counter(3);\n" |
| 1728 | " return c.x;\n" |
| 1729 | "}"); |
| 1730 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 1731 | auto callable = tester.GetCallable<>(); |
| 1732 | |
| 1733 | Handle<Object> return_val = callable().ToHandleChecked(); |
| 1734 | CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(3)); |
| 1735 | } |
| 1736 | |
| 1737 | |
| 1738 | TEST(InterpreterConstructWithArguments) { |
| 1739 | HandleAndZoneScope handles; |
| 1740 | |
| 1741 | std::string source( |
| 1742 | "function counter(arg0, arg1) {\n" |
| 1743 | " this.count = 7; this.x = arg0; this.y = arg1;\n" |
| 1744 | "}\n" |
| 1745 | "function " + |
| 1746 | InterpreterTester::function_name() + |
| 1747 | "() {\n" |
| 1748 | " var c = new counter(3, 5);\n" |
| 1749 | " return c.count + c.x + c.y;\n" |
| 1750 | "}"); |
| 1751 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 1752 | auto callable = tester.GetCallable<>(); |
| 1753 | |
| 1754 | Handle<Object> return_val = callable().ToHandleChecked(); |
| 1755 | CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(15)); |
| 1756 | } |
| 1757 | |
| 1758 | |
| 1759 | TEST(InterpreterContextVariables) { |
| 1760 | HandleAndZoneScope handles; |
| 1761 | i::Isolate* isolate = handles.main_isolate(); |
| 1762 | |
| 1763 | std::ostringstream unique_vars; |
| 1764 | for (int i = 0; i < 250; i++) { |
| 1765 | unique_vars << "var a" << i << " = 0;"; |
| 1766 | } |
| 1767 | std::pair<std::string, Handle<Object>> context_vars[] = { |
| 1768 | std::make_pair("var a; (function() { a = 1; })(); return a;", |
| 1769 | handle(Smi::FromInt(1), isolate)), |
| 1770 | std::make_pair("var a = 10; (function() { a; })(); return a;", |
| 1771 | handle(Smi::FromInt(10), isolate)), |
| 1772 | std::make_pair("var a = 20; var b = 30;\n" |
| 1773 | "return (function() { return a + b; })();", |
| 1774 | handle(Smi::FromInt(50), isolate)), |
| 1775 | std::make_pair("'use strict'; let a = 1;\n" |
| 1776 | "{ let b = 2; return (function() { return a + b; })(); }", |
| 1777 | handle(Smi::FromInt(3), isolate)), |
| 1778 | std::make_pair("'use strict'; let a = 10;\n" |
| 1779 | "{ let b = 20; var c = function() { [a, b] };\n" |
| 1780 | " return a + b; }", |
| 1781 | handle(Smi::FromInt(30), isolate)), |
| 1782 | std::make_pair("'use strict';" + unique_vars.str() + |
| 1783 | "eval(); var b = 100; return b;", |
| 1784 | handle(Smi::FromInt(100), isolate)), |
| 1785 | }; |
| 1786 | |
| 1787 | for (size_t i = 0; i < arraysize(context_vars); i++) { |
| 1788 | std::string source( |
| 1789 | InterpreterTester::SourceForBody(context_vars[i].first.c_str())); |
| 1790 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 1791 | auto callable = tester.GetCallable<>(); |
| 1792 | |
| 1793 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 1794 | CHECK(return_value->SameValue(*context_vars[i].second)); |
| 1795 | } |
| 1796 | } |
| 1797 | |
| 1798 | |
| 1799 | TEST(InterpreterContextParameters) { |
| 1800 | HandleAndZoneScope handles; |
| 1801 | i::Isolate* isolate = handles.main_isolate(); |
| 1802 | |
| 1803 | std::pair<const char*, Handle<Object>> context_params[] = { |
| 1804 | std::make_pair("return (function() { return arg1; })();", |
| 1805 | handle(Smi::FromInt(1), isolate)), |
| 1806 | std::make_pair("(function() { arg1 = 4; })(); return arg1;", |
| 1807 | handle(Smi::FromInt(4), isolate)), |
| 1808 | std::make_pair("(function() { arg3 = arg2 - arg1; })(); return arg3;", |
| 1809 | handle(Smi::FromInt(1), isolate)), |
| 1810 | }; |
| 1811 | |
| 1812 | for (size_t i = 0; i < arraysize(context_params); i++) { |
| 1813 | std::string source = "function " + InterpreterTester::function_name() + |
| 1814 | "(arg1, arg2, arg3) {" + context_params[i].first + "}"; |
| 1815 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 1816 | auto callable = |
| 1817 | tester.GetCallable<Handle<Object>, Handle<Object>, Handle<Object>>(); |
| 1818 | |
| 1819 | Handle<Object> a1 = handle(Smi::FromInt(1), isolate); |
| 1820 | Handle<Object> a2 = handle(Smi::FromInt(2), isolate); |
| 1821 | Handle<Object> a3 = handle(Smi::FromInt(3), isolate); |
| 1822 | Handle<i::Object> return_value = callable(a1, a2, a3).ToHandleChecked(); |
| 1823 | CHECK(return_value->SameValue(*context_params[i].second)); |
| 1824 | } |
| 1825 | } |
| 1826 | |
| 1827 | |
| 1828 | TEST(InterpreterOuterContextVariables) { |
| 1829 | HandleAndZoneScope handles; |
| 1830 | i::Isolate* isolate = handles.main_isolate(); |
| 1831 | |
| 1832 | std::pair<const char*, Handle<Object>> context_vars[] = { |
| 1833 | std::make_pair("return outerVar * innerArg;", |
| 1834 | handle(Smi::FromInt(200), isolate)), |
| 1835 | std::make_pair("outerVar = innerArg; return outerVar", |
| 1836 | handle(Smi::FromInt(20), isolate)), |
| 1837 | }; |
| 1838 | |
| 1839 | std::string header( |
| 1840 | "function Outer() {" |
| 1841 | " var outerVar = 10;" |
| 1842 | " function Inner(innerArg) {" |
| 1843 | " this.innerFunc = function() { "); |
| 1844 | std::string footer( |
| 1845 | " }}" |
| 1846 | " this.getInnerFunc = function() { return new Inner(20).innerFunc; }" |
| 1847 | "}" |
| 1848 | "var f = new Outer().getInnerFunc();"); |
| 1849 | |
| 1850 | for (size_t i = 0; i < arraysize(context_vars); i++) { |
| 1851 | std::string source = header + context_vars[i].first + footer; |
| 1852 | InterpreterTester tester(handles.main_isolate(), source.c_str(), "*"); |
| 1853 | auto callable = tester.GetCallable<>(); |
| 1854 | |
| 1855 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 1856 | CHECK(return_value->SameValue(*context_vars[i].second)); |
| 1857 | } |
| 1858 | } |
| 1859 | |
| 1860 | |
| 1861 | TEST(InterpreterComma) { |
| 1862 | HandleAndZoneScope handles; |
| 1863 | i::Isolate* isolate = handles.main_isolate(); |
| 1864 | i::Factory* factory = isolate->factory(); |
| 1865 | |
| 1866 | std::pair<const char*, Handle<Object>> literals[] = { |
| 1867 | std::make_pair("var a; return 0, a;\n", factory->undefined_value()), |
| 1868 | std::make_pair("return 'a', 2.2, 3;\n", |
| 1869 | handle(Smi::FromInt(3), isolate)), |
| 1870 | std::make_pair("return 'a', 'b', 'c';\n", |
| 1871 | factory->NewStringFromStaticChars("c")), |
| 1872 | std::make_pair("return 3.2, 2.3, 4.5;\n", factory->NewNumber(4.5)), |
| 1873 | std::make_pair("var a = 10; return b = a, b = b+1;\n", |
| 1874 | handle(Smi::FromInt(11), isolate)), |
| 1875 | std::make_pair("var a = 10; return b = a, b = b+1, b + 10;\n", |
| 1876 | handle(Smi::FromInt(21), isolate))}; |
| 1877 | |
| 1878 | for (size_t i = 0; i < arraysize(literals); i++) { |
| 1879 | std::string source(InterpreterTester::SourceForBody(literals[i].first)); |
| 1880 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 1881 | auto callable = tester.GetCallable<>(); |
| 1882 | |
| 1883 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 1884 | CHECK(return_value->SameValue(*literals[i].second)); |
| 1885 | } |
| 1886 | } |
| 1887 | |
| 1888 | |
| 1889 | TEST(InterpreterLogicalOr) { |
| 1890 | HandleAndZoneScope handles; |
| 1891 | i::Isolate* isolate = handles.main_isolate(); |
| 1892 | i::Factory* factory = isolate->factory(); |
| 1893 | |
| 1894 | std::pair<const char*, Handle<Object>> literals[] = { |
| 1895 | std::make_pair("var a, b; return a || b;\n", factory->undefined_value()), |
| 1896 | std::make_pair("var a, b = 10; return a || b;\n", |
| 1897 | handle(Smi::FromInt(10), isolate)), |
| 1898 | std::make_pair("var a = '0', b = 10; return a || b;\n", |
| 1899 | factory->NewStringFromStaticChars("0")), |
| 1900 | std::make_pair("return 0 || 3.2;\n", factory->NewNumber(3.2)), |
| 1901 | std::make_pair("return 'a' || 0;\n", |
| 1902 | factory->NewStringFromStaticChars("a")), |
| 1903 | std::make_pair("var a = '0', b = 10; return (a == 0) || b;\n", |
| 1904 | factory->true_value())}; |
| 1905 | |
| 1906 | for (size_t i = 0; i < arraysize(literals); i++) { |
| 1907 | std::string source(InterpreterTester::SourceForBody(literals[i].first)); |
| 1908 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 1909 | auto callable = tester.GetCallable<>(); |
| 1910 | |
| 1911 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 1912 | CHECK(return_value->SameValue(*literals[i].second)); |
| 1913 | } |
| 1914 | } |
| 1915 | |
| 1916 | |
| 1917 | TEST(InterpreterLogicalAnd) { |
| 1918 | HandleAndZoneScope handles; |
| 1919 | i::Isolate* isolate = handles.main_isolate(); |
| 1920 | i::Factory* factory = isolate->factory(); |
| 1921 | |
| 1922 | std::pair<const char*, Handle<Object>> literals[] = { |
| 1923 | std::make_pair("var a, b = 10; return a && b;\n", |
| 1924 | factory->undefined_value()), |
| 1925 | std::make_pair("var a = 0, b = 10; return a && b / a;\n", |
| 1926 | handle(Smi::FromInt(0), isolate)), |
| 1927 | std::make_pair("var a = '0', b = 10; return a && b;\n", |
| 1928 | handle(Smi::FromInt(10), isolate)), |
| 1929 | std::make_pair("return 0.0 && 3.2;\n", handle(Smi::FromInt(0), isolate)), |
| 1930 | std::make_pair("return 'a' && 'b';\n", |
| 1931 | factory->NewStringFromStaticChars("b")), |
| 1932 | std::make_pair("return 'a' && 0 || 'b', 'c';\n", |
| 1933 | factory->NewStringFromStaticChars("c")), |
| 1934 | std::make_pair("var x = 1, y = 3; return x && 0 + 1 || y;\n", |
| 1935 | handle(Smi::FromInt(1), isolate)), |
| 1936 | std::make_pair("var x = 1, y = 3; return (x == 1) && (3 == 3) || y;\n", |
| 1937 | factory->true_value())}; |
| 1938 | |
| 1939 | for (size_t i = 0; i < arraysize(literals); i++) { |
| 1940 | std::string source(InterpreterTester::SourceForBody(literals[i].first)); |
| 1941 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 1942 | auto callable = tester.GetCallable<>(); |
| 1943 | |
| 1944 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 1945 | CHECK(return_value->SameValue(*literals[i].second)); |
| 1946 | } |
| 1947 | } |
| 1948 | |
| 1949 | |
| 1950 | TEST(InterpreterTryCatch) { |
| 1951 | HandleAndZoneScope handles; |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1952 | i::Isolate* isolate = handles.main_isolate(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1953 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1954 | std::pair<const char*, Handle<Object>> catches[] = { |
| 1955 | std::make_pair("var a = 1; try { a = 2 } catch(e) { a = 3 }; return a;", |
| 1956 | handle(Smi::FromInt(2), isolate)), |
| 1957 | std::make_pair("var a; try { undef.x } catch(e) { a = 2 }; return a;", |
| 1958 | handle(Smi::FromInt(2), isolate)), |
| 1959 | std::make_pair("var a; try { throw 1 } catch(e) { a = e + 2 }; return a;", |
| 1960 | handle(Smi::FromInt(3), isolate)), |
| 1961 | std::make_pair("var a; try { throw 1 } catch(e) { a = e + 2 };" |
| 1962 | " try { throw a } catch(e) { a = e + 3 }; return a;", |
| 1963 | handle(Smi::FromInt(6), isolate)), |
| 1964 | }; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1965 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1966 | for (size_t i = 0; i < arraysize(catches); i++) { |
| 1967 | std::string source(InterpreterTester::SourceForBody(catches[i].first)); |
| 1968 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 1969 | auto callable = tester.GetCallable<>(); |
| 1970 | |
| 1971 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 1972 | CHECK(return_value->SameValue(*catches[i].second)); |
| 1973 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1974 | } |
| 1975 | |
| 1976 | |
| 1977 | TEST(InterpreterTryFinally) { |
| 1978 | HandleAndZoneScope handles; |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1979 | i::Isolate* isolate = handles.main_isolate(); |
| 1980 | i::Factory* factory = isolate->factory(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1981 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 1982 | std::pair<const char*, Handle<Object>> finallies[] = { |
| 1983 | std::make_pair( |
| 1984 | "var a = 1; try { a = a + 1; } finally { a = a + 2; }; return a;", |
| 1985 | factory->NewStringFromStaticChars("R4")), |
| 1986 | std::make_pair( |
| 1987 | "var a = 1; try { a = 2; return 23; } finally { a = 3 }; return a;", |
| 1988 | factory->NewStringFromStaticChars("R23")), |
| 1989 | std::make_pair( |
| 1990 | "var a = 1; try { a = 2; throw 23; } finally { a = 3 }; return a;", |
| 1991 | factory->NewStringFromStaticChars("E23")), |
| 1992 | std::make_pair( |
| 1993 | "var a = 1; try { a = 2; throw 23; } finally { return a; };", |
| 1994 | factory->NewStringFromStaticChars("R2")), |
| 1995 | std::make_pair( |
| 1996 | "var a = 1; try { a = 2; throw 23; } finally { throw 42; };", |
| 1997 | factory->NewStringFromStaticChars("E42")), |
| 1998 | std::make_pair("var a = 1; for (var i = 10; i < 20; i += 5) {" |
| 1999 | " try { a = 2; break; } finally { a = 3; }" |
| 2000 | "} return a + i;", |
| 2001 | factory->NewStringFromStaticChars("R13")), |
| 2002 | std::make_pair("var a = 1; for (var i = 10; i < 20; i += 5) {" |
| 2003 | " try { a = 2; continue; } finally { a = 3; }" |
| 2004 | "} return a + i;", |
| 2005 | factory->NewStringFromStaticChars("R23")), |
| 2006 | std::make_pair("var a = 1; try { a = 2;" |
| 2007 | " try { a = 3; throw 23; } finally { a = 4; }" |
| 2008 | "} catch(e) { a = a + e; } return a;", |
| 2009 | factory->NewStringFromStaticChars("R27")), |
| 2010 | }; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2011 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2012 | const char* try_wrapper = |
| 2013 | "(function() { try { return 'R' + f() } catch(e) { return 'E' + e }})()"; |
| 2014 | |
| 2015 | for (size_t i = 0; i < arraysize(finallies); i++) { |
| 2016 | std::string source(InterpreterTester::SourceForBody(finallies[i].first)); |
| 2017 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 2018 | tester.GetCallable<>(); |
| 2019 | Handle<Object> wrapped = v8::Utils::OpenHandle(*CompileRun(try_wrapper)); |
| 2020 | CHECK(wrapped->SameValue(*finallies[i].second)); |
| 2021 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2022 | } |
| 2023 | |
| 2024 | |
| 2025 | TEST(InterpreterThrow) { |
| 2026 | HandleAndZoneScope handles; |
| 2027 | i::Isolate* isolate = handles.main_isolate(); |
| 2028 | i::Factory* factory = isolate->factory(); |
| 2029 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2030 | std::pair<const char*, Handle<Object>> throws[] = { |
| 2031 | std::make_pair("throw undefined;\n", |
| 2032 | factory->undefined_value()), |
| 2033 | std::make_pair("throw 1;\n", |
| 2034 | handle(Smi::FromInt(1), isolate)), |
| 2035 | std::make_pair("throw 'Error';\n", |
| 2036 | factory->NewStringFromStaticChars("Error")), |
| 2037 | std::make_pair("var a = true; if (a) { throw 'Error'; }\n", |
| 2038 | factory->NewStringFromStaticChars("Error")), |
| 2039 | std::make_pair("var a = false; if (a) { throw 'Error'; }\n", |
| 2040 | factory->undefined_value()), |
| 2041 | std::make_pair("throw 'Error1'; throw 'Error2'\n", |
| 2042 | factory->NewStringFromStaticChars("Error1")), |
| 2043 | }; |
| 2044 | |
| 2045 | const char* try_wrapper = |
| 2046 | "(function() { try { f(); } catch(e) { return e; }})()"; |
| 2047 | |
| 2048 | for (size_t i = 0; i < arraysize(throws); i++) { |
| 2049 | std::string source(InterpreterTester::SourceForBody(throws[i].first)); |
| 2050 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 2051 | tester.GetCallable<>(); |
| 2052 | Handle<Object> thrown_obj = v8::Utils::OpenHandle(*CompileRun(try_wrapper)); |
| 2053 | CHECK(thrown_obj->SameValue(*throws[i].second)); |
| 2054 | } |
| 2055 | } |
| 2056 | |
| 2057 | |
| 2058 | TEST(InterpreterCountOperators) { |
| 2059 | HandleAndZoneScope handles; |
| 2060 | i::Isolate* isolate = handles.main_isolate(); |
| 2061 | i::Factory* factory = isolate->factory(); |
| 2062 | |
| 2063 | std::pair<const char*, Handle<Object>> count_ops[] = { |
| 2064 | std::make_pair("var a = 1; return ++a;", |
| 2065 | handle(Smi::FromInt(2), isolate)), |
| 2066 | std::make_pair("var a = 1; return a++;", |
| 2067 | handle(Smi::FromInt(1), isolate)), |
| 2068 | std::make_pair("var a = 5; return --a;", |
| 2069 | handle(Smi::FromInt(4), isolate)), |
| 2070 | std::make_pair("var a = 5; return a--;", |
| 2071 | handle(Smi::FromInt(5), isolate)), |
| 2072 | std::make_pair("var a = 5.2; return --a;", |
| 2073 | factory->NewHeapNumber(4.2)), |
| 2074 | std::make_pair("var a = 'string'; return ++a;", |
| 2075 | factory->nan_value()), |
| 2076 | std::make_pair("var a = 'string'; return a--;", |
| 2077 | factory->nan_value()), |
| 2078 | std::make_pair("var a = true; return ++a;", |
| 2079 | handle(Smi::FromInt(2), isolate)), |
| 2080 | std::make_pair("var a = false; return a--;", |
| 2081 | handle(Smi::FromInt(0), isolate)), |
| 2082 | std::make_pair("var a = { val: 11 }; return ++a.val;", |
| 2083 | handle(Smi::FromInt(12), isolate)), |
| 2084 | std::make_pair("var a = { val: 11 }; return a.val--;", |
| 2085 | handle(Smi::FromInt(11), isolate)), |
| 2086 | std::make_pair("var a = { val: 11 }; return ++a.val;", |
| 2087 | handle(Smi::FromInt(12), isolate)), |
| 2088 | std::make_pair("var name = 'val'; var a = { val: 22 }; return --a[name];", |
| 2089 | handle(Smi::FromInt(21), isolate)), |
| 2090 | std::make_pair("var name = 'val'; var a = { val: 22 }; return a[name]++;", |
| 2091 | handle(Smi::FromInt(22), isolate)), |
| 2092 | std::make_pair("var a = 1; (function() { a = 2 })(); return ++a;", |
| 2093 | handle(Smi::FromInt(3), isolate)), |
| 2094 | std::make_pair("var a = 1; (function() { a = 2 })(); return a--;", |
| 2095 | handle(Smi::FromInt(2), isolate)), |
| 2096 | std::make_pair("var i = 5; while(i--) {}; return i;", |
| 2097 | handle(Smi::FromInt(-1), isolate)), |
| 2098 | std::make_pair("var i = 1; if(i--) { return 1; } else { return 2; };", |
| 2099 | handle(Smi::FromInt(1), isolate)), |
| 2100 | std::make_pair("var i = -2; do {} while(i++) {}; return i;", |
| 2101 | handle(Smi::FromInt(1), isolate)), |
| 2102 | std::make_pair("var i = -1; for(; i++; ) {}; return i", |
| 2103 | handle(Smi::FromInt(1), isolate)), |
| 2104 | std::make_pair("var i = 20; switch(i++) {\n" |
| 2105 | " case 20: return 1;\n" |
| 2106 | " default: return 2;\n" |
| 2107 | "}", |
| 2108 | handle(Smi::FromInt(1), isolate)), |
| 2109 | }; |
| 2110 | |
| 2111 | for (size_t i = 0; i < arraysize(count_ops); i++) { |
| 2112 | std::string source(InterpreterTester::SourceForBody(count_ops[i].first)); |
| 2113 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 2114 | auto callable = tester.GetCallable<>(); |
| 2115 | |
| 2116 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 2117 | CHECK(return_value->SameValue(*count_ops[i].second)); |
| 2118 | } |
| 2119 | } |
| 2120 | |
| 2121 | |
| 2122 | TEST(InterpreterGlobalCountOperators) { |
| 2123 | HandleAndZoneScope handles; |
| 2124 | i::Isolate* isolate = handles.main_isolate(); |
| 2125 | |
| 2126 | std::pair<const char*, Handle<Object>> count_ops[] = { |
| 2127 | std::make_pair("var global = 100;function f(){ return ++global; }", |
| 2128 | handle(Smi::FromInt(101), isolate)), |
| 2129 | std::make_pair("var global = 100; function f(){ return --global; }", |
| 2130 | handle(Smi::FromInt(99), isolate)), |
| 2131 | std::make_pair("var global = 100; function f(){ return global++; }", |
| 2132 | handle(Smi::FromInt(100), isolate)), |
| 2133 | std::make_pair("unallocated = 200; function f(){ return ++unallocated; }", |
| 2134 | handle(Smi::FromInt(201), isolate)), |
| 2135 | std::make_pair("unallocated = 200; function f(){ return --unallocated; }", |
| 2136 | handle(Smi::FromInt(199), isolate)), |
| 2137 | std::make_pair("unallocated = 200; function f(){ return unallocated++; }", |
| 2138 | handle(Smi::FromInt(200), isolate)), |
| 2139 | }; |
| 2140 | |
| 2141 | for (size_t i = 0; i < arraysize(count_ops); i++) { |
| 2142 | InterpreterTester tester(handles.main_isolate(), count_ops[i].first); |
| 2143 | auto callable = tester.GetCallable<>(); |
| 2144 | |
| 2145 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 2146 | CHECK(return_value->SameValue(*count_ops[i].second)); |
| 2147 | } |
| 2148 | } |
| 2149 | |
| 2150 | |
| 2151 | TEST(InterpreterCompoundExpressions) { |
| 2152 | HandleAndZoneScope handles; |
| 2153 | i::Isolate* isolate = handles.main_isolate(); |
| 2154 | i::Factory* factory = isolate->factory(); |
| 2155 | |
| 2156 | std::pair<const char*, Handle<Object>> compound_expr[] = { |
| 2157 | std::make_pair("var a = 1; a += 2; return a;", |
| 2158 | Handle<Object>(Smi::FromInt(3), isolate)), |
| 2159 | std::make_pair("var a = 10; a /= 2; return a;", |
| 2160 | Handle<Object>(Smi::FromInt(5), isolate)), |
| 2161 | std::make_pair("var a = 'test'; a += 'ing'; return a;", |
| 2162 | factory->NewStringFromStaticChars("testing")), |
| 2163 | std::make_pair("var a = { val: 2 }; a.val *= 2; return a.val;", |
| 2164 | Handle<Object>(Smi::FromInt(4), isolate)), |
| 2165 | std::make_pair("var a = 1; (function f() { a = 2; })(); a += 24;" |
| 2166 | "return a;", |
| 2167 | Handle<Object>(Smi::FromInt(26), isolate)), |
| 2168 | }; |
| 2169 | |
| 2170 | for (size_t i = 0; i < arraysize(compound_expr); i++) { |
| 2171 | std::string source( |
| 2172 | InterpreterTester::SourceForBody(compound_expr[i].first)); |
| 2173 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 2174 | auto callable = tester.GetCallable<>(); |
| 2175 | |
| 2176 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 2177 | CHECK(return_value->SameValue(*compound_expr[i].second)); |
| 2178 | } |
| 2179 | } |
| 2180 | |
| 2181 | |
| 2182 | TEST(InterpreterGlobalCompoundExpressions) { |
| 2183 | HandleAndZoneScope handles; |
| 2184 | i::Isolate* isolate = handles.main_isolate(); |
| 2185 | |
| 2186 | std::pair<const char*, Handle<Object>> compound_expr[2] = { |
| 2187 | std::make_pair("var global = 100;" |
| 2188 | "function f() { global += 20; return global; }", |
| 2189 | Handle<Object>(Smi::FromInt(120), isolate)), |
| 2190 | std::make_pair("unallocated = 100;" |
| 2191 | "function f() { unallocated -= 20; return unallocated; }", |
| 2192 | Handle<Object>(Smi::FromInt(80), isolate)), |
| 2193 | }; |
| 2194 | |
| 2195 | for (size_t i = 0; i < arraysize(compound_expr); i++) { |
| 2196 | InterpreterTester tester(handles.main_isolate(), compound_expr[i].first); |
| 2197 | auto callable = tester.GetCallable<>(); |
| 2198 | |
| 2199 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 2200 | CHECK(return_value->SameValue(*compound_expr[i].second)); |
| 2201 | } |
| 2202 | } |
| 2203 | |
| 2204 | |
| 2205 | TEST(InterpreterCreateArguments) { |
| 2206 | HandleAndZoneScope handles; |
| 2207 | i::Isolate* isolate = handles.main_isolate(); |
| 2208 | i::Factory* factory = isolate->factory(); |
| 2209 | |
| 2210 | std::pair<const char*, int> create_args[] = { |
| 2211 | std::make_pair("function f() { return arguments[0]; }", 0), |
| 2212 | std::make_pair("function f(a) { return arguments[0]; }", 0), |
| 2213 | std::make_pair("function f() { return arguments[2]; }", 2), |
| 2214 | std::make_pair("function f(a) { return arguments[2]; }", 2), |
| 2215 | std::make_pair("function f(a, b, c, d) { return arguments[2]; }", 2), |
| 2216 | std::make_pair("function f(a) {" |
| 2217 | "'use strict'; return arguments[0]; }", |
| 2218 | 0), |
| 2219 | std::make_pair("function f(a, b, c, d) {" |
| 2220 | "'use strict'; return arguments[2]; }", |
| 2221 | 2), |
| 2222 | // Check arguments are mapped in sloppy mode and unmapped in strict. |
| 2223 | std::make_pair("function f(a, b, c, d) {" |
| 2224 | " c = b; return arguments[2]; }", |
| 2225 | 1), |
| 2226 | std::make_pair("function f(a, b, c, d) {" |
| 2227 | " 'use strict'; c = b; return arguments[2]; }", |
| 2228 | 2), |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2229 | // check rest parameters |
| 2230 | std::make_pair("function f(...restArray) { return restArray[0]; }", 0), |
| 2231 | std::make_pair("function f(a, ...restArray) { return restArray[0]; }", 1), |
| 2232 | std::make_pair("function f(a, ...restArray) { return arguments[0]; }", 0), |
| 2233 | std::make_pair("function f(a, ...restArray) { return arguments[1]; }", 1), |
| 2234 | std::make_pair("function f(a, ...restArray) { return restArray[1]; }", 2), |
| 2235 | std::make_pair("function f(a, ...arguments) { return arguments[0]; }", 1), |
| 2236 | std::make_pair("function f(a, b, ...restArray) { return restArray[0]; }", |
| 2237 | 2), |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2238 | }; |
| 2239 | |
| 2240 | // Test passing no arguments. |
| 2241 | for (size_t i = 0; i < arraysize(create_args); i++) { |
| 2242 | InterpreterTester tester(handles.main_isolate(), create_args[i].first); |
| 2243 | auto callable = tester.GetCallable<>(); |
| 2244 | Handle<Object> return_val = callable().ToHandleChecked(); |
| 2245 | CHECK(return_val.is_identical_to(factory->undefined_value())); |
| 2246 | } |
| 2247 | |
| 2248 | // Test passing one argument. |
| 2249 | for (size_t i = 0; i < arraysize(create_args); i++) { |
| 2250 | InterpreterTester tester(handles.main_isolate(), create_args[i].first); |
| 2251 | auto callable = tester.GetCallable<Handle<Object>>(); |
| 2252 | Handle<Object> return_val = |
| 2253 | callable(handle(Smi::FromInt(40), isolate)).ToHandleChecked(); |
| 2254 | if (create_args[i].second == 0) { |
| 2255 | CHECK_EQ(Smi::cast(*return_val), Smi::FromInt(40)); |
| 2256 | } else { |
| 2257 | CHECK(return_val.is_identical_to(factory->undefined_value())); |
| 2258 | } |
| 2259 | } |
| 2260 | |
| 2261 | // Test passing three argument. |
| 2262 | for (size_t i = 0; i < arraysize(create_args); i++) { |
| 2263 | Handle<Object> args[3] = { |
| 2264 | handle(Smi::FromInt(40), isolate), |
| 2265 | handle(Smi::FromInt(60), isolate), |
| 2266 | handle(Smi::FromInt(80), isolate), |
| 2267 | }; |
| 2268 | |
| 2269 | InterpreterTester tester(handles.main_isolate(), create_args[i].first); |
| 2270 | auto callable = |
| 2271 | tester.GetCallable<Handle<Object>, Handle<Object>, Handle<Object>>(); |
| 2272 | Handle<Object> return_val = |
| 2273 | callable(args[0], args[1], args[2]).ToHandleChecked(); |
| 2274 | CHECK(return_val->SameValue(*args[create_args[i].second])); |
| 2275 | } |
| 2276 | } |
| 2277 | |
| 2278 | |
| 2279 | TEST(InterpreterConditional) { |
| 2280 | HandleAndZoneScope handles; |
| 2281 | i::Isolate* isolate = handles.main_isolate(); |
| 2282 | |
| 2283 | std::pair<const char*, Handle<Object>> conditional[] = { |
| 2284 | std::make_pair("return true ? 2 : 3;", |
| 2285 | handle(Smi::FromInt(2), isolate)), |
| 2286 | std::make_pair("return false ? 2 : 3;", |
| 2287 | handle(Smi::FromInt(3), isolate)), |
| 2288 | std::make_pair("var a = 1; return a ? 20 : 30;", |
| 2289 | handle(Smi::FromInt(20), isolate)), |
| 2290 | std::make_pair("var a = 1; return a ? 20 : 30;", |
| 2291 | handle(Smi::FromInt(20), isolate)), |
| 2292 | std::make_pair("var a = 'string'; return a ? 20 : 30;", |
| 2293 | handle(Smi::FromInt(20), isolate)), |
| 2294 | std::make_pair("var a = undefined; return a ? 20 : 30;", |
| 2295 | handle(Smi::FromInt(30), isolate)), |
| 2296 | std::make_pair("return 1 ? 2 ? 3 : 4 : 5;", |
| 2297 | handle(Smi::FromInt(3), isolate)), |
| 2298 | std::make_pair("return 0 ? 2 ? 3 : 4 : 5;", |
| 2299 | handle(Smi::FromInt(5), isolate)), |
| 2300 | }; |
| 2301 | |
| 2302 | for (size_t i = 0; i < arraysize(conditional); i++) { |
| 2303 | std::string source(InterpreterTester::SourceForBody(conditional[i].first)); |
| 2304 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 2305 | auto callable = tester.GetCallable<>(); |
| 2306 | |
| 2307 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 2308 | CHECK(return_value->SameValue(*conditional[i].second)); |
| 2309 | } |
| 2310 | } |
| 2311 | |
| 2312 | |
| 2313 | TEST(InterpreterDelete) { |
| 2314 | HandleAndZoneScope handles; |
| 2315 | i::Isolate* isolate = handles.main_isolate(); |
| 2316 | i::Factory* factory = isolate->factory(); |
| 2317 | |
| 2318 | // Tests for delete for local variables that work both in strict |
| 2319 | // and sloppy modes |
| 2320 | std::pair<const char*, Handle<Object>> test_delete[] = { |
| 2321 | std::make_pair( |
| 2322 | "var a = { x:10, y:'abc', z:30.2}; delete a.x; return a.x;\n", |
| 2323 | factory->undefined_value()), |
| 2324 | std::make_pair( |
| 2325 | "var b = { x:10, y:'abc', z:30.2}; delete b.x; return b.y;\n", |
| 2326 | factory->NewStringFromStaticChars("abc")), |
| 2327 | std::make_pair("var c = { x:10, y:'abc', z:30.2}; var d = c; delete d.x; " |
| 2328 | "return c.x;\n", |
| 2329 | factory->undefined_value()), |
| 2330 | std::make_pair("var e = { x:10, y:'abc', z:30.2}; var g = e; delete g.x; " |
| 2331 | "return e.y;\n", |
| 2332 | factory->NewStringFromStaticChars("abc")), |
| 2333 | std::make_pair("var a = { x:10, y:'abc', z:30.2};\n" |
| 2334 | "var b = a;" |
| 2335 | "delete b.x;" |
| 2336 | "return b.x;\n", |
| 2337 | factory->undefined_value()), |
| 2338 | std::make_pair("var a = {1:10};\n" |
| 2339 | "(function f1() {return a;});" |
| 2340 | "return delete a[1];", |
| 2341 | factory->ToBoolean(true)), |
| 2342 | std::make_pair("return delete this;", factory->ToBoolean(true)), |
| 2343 | std::make_pair("return delete 'test';", factory->ToBoolean(true))}; |
| 2344 | |
| 2345 | // Test delete in sloppy mode |
| 2346 | for (size_t i = 0; i < arraysize(test_delete); i++) { |
| 2347 | std::string source(InterpreterTester::SourceForBody(test_delete[i].first)); |
| 2348 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 2349 | auto callable = tester.GetCallable<>(); |
| 2350 | |
| 2351 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 2352 | CHECK(return_value->SameValue(*test_delete[i].second)); |
| 2353 | } |
| 2354 | |
| 2355 | // Test delete in strict mode |
| 2356 | for (size_t i = 0; i < arraysize(test_delete); i++) { |
| 2357 | std::string strict_test = |
| 2358 | "'use strict'; " + std::string(test_delete[i].first); |
| 2359 | std::string source(InterpreterTester::SourceForBody(strict_test.c_str())); |
| 2360 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 2361 | auto callable = tester.GetCallable<>(); |
| 2362 | |
| 2363 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 2364 | CHECK(return_value->SameValue(*test_delete[i].second)); |
| 2365 | } |
| 2366 | } |
| 2367 | |
| 2368 | |
| 2369 | TEST(InterpreterDeleteSloppyUnqualifiedIdentifier) { |
| 2370 | HandleAndZoneScope handles; |
| 2371 | i::Isolate* isolate = handles.main_isolate(); |
| 2372 | i::Factory* factory = isolate->factory(); |
| 2373 | |
| 2374 | // These tests generate a syntax error for strict mode. We don't |
| 2375 | // test for it here. |
| 2376 | std::pair<const char*, Handle<Object>> test_delete[] = { |
| 2377 | std::make_pair("var sloppy_a = { x:10, y:'abc'};\n" |
| 2378 | "var sloppy_b = delete sloppy_a;\n" |
| 2379 | "if (delete sloppy_a) {\n" |
| 2380 | " return undefined;\n" |
| 2381 | "} else {\n" |
| 2382 | " return sloppy_a.x;\n" |
| 2383 | "}\n", |
| 2384 | Handle<Object>(Smi::FromInt(10), isolate)), |
| 2385 | // TODO(mythria) When try-catch is implemented change the tests to check |
| 2386 | // if delete actually deletes |
| 2387 | std::make_pair("sloppy_a = { x:10, y:'abc'};\n" |
| 2388 | "var sloppy_b = delete sloppy_a;\n" |
| 2389 | // "try{return a.x;} catch(e) {return b;}\n" |
| 2390 | "return sloppy_b;", |
| 2391 | factory->ToBoolean(true)), |
| 2392 | std::make_pair("sloppy_a = { x:10, y:'abc'};\n" |
| 2393 | "var sloppy_b = delete sloppy_c;\n" |
| 2394 | "return sloppy_b;", |
| 2395 | factory->ToBoolean(true))}; |
| 2396 | |
| 2397 | for (size_t i = 0; i < arraysize(test_delete); i++) { |
| 2398 | std::string source(InterpreterTester::SourceForBody(test_delete[i].first)); |
| 2399 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 2400 | auto callable = tester.GetCallable<>(); |
| 2401 | |
| 2402 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 2403 | CHECK(return_value->SameValue(*test_delete[i].second)); |
| 2404 | } |
| 2405 | } |
| 2406 | |
| 2407 | |
| 2408 | TEST(InterpreterGlobalDelete) { |
| 2409 | HandleAndZoneScope handles; |
| 2410 | i::Isolate* isolate = handles.main_isolate(); |
| 2411 | i::Factory* factory = isolate->factory(); |
| 2412 | |
| 2413 | std::pair<const char*, Handle<Object>> test_global_delete[] = { |
| 2414 | std::make_pair("var a = { x:10, y:'abc', z:30.2 };\n" |
| 2415 | "function f() {\n" |
| 2416 | " delete a.x;\n" |
| 2417 | " return a.x;\n" |
| 2418 | "}\n" |
| 2419 | "f();\n", |
| 2420 | factory->undefined_value()), |
| 2421 | std::make_pair("var b = {1:10, 2:'abc', 3:30.2 };\n" |
| 2422 | "function f() {\n" |
| 2423 | " delete b[2];\n" |
| 2424 | " return b[1];\n" |
| 2425 | " }\n" |
| 2426 | "f();\n", |
| 2427 | Handle<Object>(Smi::FromInt(10), isolate)), |
| 2428 | std::make_pair("var c = { x:10, y:'abc', z:30.2 };\n" |
| 2429 | "function f() {\n" |
| 2430 | " var d = c;\n" |
| 2431 | " delete d.y;\n" |
| 2432 | " return d.x;\n" |
| 2433 | "}\n" |
| 2434 | "f();\n", |
| 2435 | Handle<Object>(Smi::FromInt(10), isolate)), |
| 2436 | std::make_pair("e = { x:10, y:'abc' };\n" |
| 2437 | "function f() {\n" |
| 2438 | " return delete e;\n" |
| 2439 | "}\n" |
| 2440 | "f();\n", |
| 2441 | factory->ToBoolean(true)), |
| 2442 | std::make_pair("var g = { x:10, y:'abc' };\n" |
| 2443 | "function f() {\n" |
| 2444 | " return delete g;\n" |
| 2445 | "}\n" |
| 2446 | "f();\n", |
| 2447 | factory->ToBoolean(false)), |
| 2448 | std::make_pair("function f() {\n" |
| 2449 | " var obj = {h:10, f1() {return delete this;}};\n" |
| 2450 | " return obj.f1();\n" |
| 2451 | "}\n" |
| 2452 | "f();", |
| 2453 | factory->ToBoolean(true)), |
| 2454 | std::make_pair("function f() {\n" |
| 2455 | " var obj = {h:10,\n" |
| 2456 | " f1() {\n" |
| 2457 | " 'use strict';\n" |
| 2458 | " return delete this.h;}};\n" |
| 2459 | " return obj.f1();\n" |
| 2460 | "}\n" |
| 2461 | "f();", |
| 2462 | factory->ToBoolean(true))}; |
| 2463 | |
| 2464 | for (size_t i = 0; i < arraysize(test_global_delete); i++) { |
| 2465 | InterpreterTester tester(handles.main_isolate(), |
| 2466 | test_global_delete[i].first); |
| 2467 | auto callable = tester.GetCallable<>(); |
| 2468 | |
| 2469 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 2470 | CHECK(return_value->SameValue(*test_global_delete[i].second)); |
| 2471 | } |
| 2472 | } |
| 2473 | |
| 2474 | |
| 2475 | TEST(InterpreterBasicLoops) { |
| 2476 | HandleAndZoneScope handles; |
| 2477 | i::Isolate* isolate = handles.main_isolate(); |
| 2478 | i::Factory* factory = isolate->factory(); |
| 2479 | |
| 2480 | std::pair<const char*, Handle<Object>> loops[] = { |
| 2481 | std::make_pair("var a = 10; var b = 1;\n" |
| 2482 | "while (a) {\n" |
| 2483 | " b = b * 2;\n" |
| 2484 | " a = a - 1;\n" |
| 2485 | "};\n" |
| 2486 | "return b;\n", |
| 2487 | factory->NewHeapNumber(1024)), |
| 2488 | std::make_pair("var a = 1; var b = 1;\n" |
| 2489 | "do {\n" |
| 2490 | " b = b * 2;\n" |
| 2491 | " --a;\n" |
| 2492 | "} while(a);\n" |
| 2493 | "return b;\n", |
| 2494 | handle(Smi::FromInt(2), isolate)), |
| 2495 | std::make_pair("var b = 1;\n" |
| 2496 | "for ( var a = 10; a; a--) {\n" |
| 2497 | " b *= 2;\n" |
| 2498 | "}\n" |
| 2499 | "return b;", |
| 2500 | factory->NewHeapNumber(1024)), |
| 2501 | std::make_pair("var a = 10; var b = 1;\n" |
| 2502 | "while (a > 0) {\n" |
| 2503 | " b = b * 2;\n" |
| 2504 | " a = a - 1;\n" |
| 2505 | "};\n" |
| 2506 | "return b;\n", |
| 2507 | factory->NewHeapNumber(1024)), |
| 2508 | std::make_pair("var a = 1; var b = 1;\n" |
| 2509 | "do {\n" |
| 2510 | " b = b * 2;\n" |
| 2511 | " --a;\n" |
| 2512 | "} while(a);\n" |
| 2513 | "return b;\n", |
| 2514 | handle(Smi::FromInt(2), isolate)), |
| 2515 | std::make_pair("var b = 1;\n" |
| 2516 | "for ( var a = 10; a > 0; a--) {\n" |
| 2517 | " b *= 2;\n" |
| 2518 | "}\n" |
| 2519 | "return b;", |
| 2520 | factory->NewHeapNumber(1024)), |
| 2521 | std::make_pair("var a = 10; var b = 1;\n" |
| 2522 | "while (false) {\n" |
| 2523 | " b = b * 2;\n" |
| 2524 | " a = a - 1;\n" |
| 2525 | "}\n" |
| 2526 | "return b;\n", |
| 2527 | Handle<Object>(Smi::FromInt(1), isolate)), |
| 2528 | std::make_pair("var a = 10; var b = 1;\n" |
| 2529 | "while (true) {\n" |
| 2530 | " b = b * 2;\n" |
| 2531 | " a = a - 1;\n" |
| 2532 | " if (a == 0) break;" |
| 2533 | " continue;" |
| 2534 | "}\n" |
| 2535 | "return b;\n", |
| 2536 | factory->NewHeapNumber(1024)), |
| 2537 | std::make_pair("var a = 10; var b = 1;\n" |
| 2538 | "do {\n" |
| 2539 | " b = b * 2;\n" |
| 2540 | " a = a - 1;\n" |
| 2541 | " if (a == 0) break;" |
| 2542 | "} while(true);\n" |
| 2543 | "return b;\n", |
| 2544 | factory->NewHeapNumber(1024)), |
| 2545 | std::make_pair("var a = 10; var b = 1;\n" |
| 2546 | "do {\n" |
| 2547 | " b = b * 2;\n" |
| 2548 | " a = a - 1;\n" |
| 2549 | " if (a == 0) break;" |
| 2550 | "} while(false);\n" |
| 2551 | "return b;\n", |
| 2552 | Handle<Object>(Smi::FromInt(2), isolate)), |
| 2553 | std::make_pair("var a = 10; var b = 1;\n" |
| 2554 | "for ( a = 1, b = 30; false; ) {\n" |
| 2555 | " b = b * 2;\n" |
| 2556 | "}\n" |
| 2557 | "return b;\n", |
| 2558 | Handle<Object>(Smi::FromInt(30), isolate))}; |
| 2559 | |
| 2560 | for (size_t i = 0; i < arraysize(loops); i++) { |
| 2561 | std::string source(InterpreterTester::SourceForBody(loops[i].first)); |
| 2562 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 2563 | auto callable = tester.GetCallable<>(); |
| 2564 | |
| 2565 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 2566 | CHECK(return_value->SameValue(*loops[i].second)); |
| 2567 | } |
| 2568 | } |
| 2569 | |
| 2570 | |
| 2571 | TEST(InterpreterForIn) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2572 | std::pair<const char*, int> for_in_samples[] = { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2573 | {"var r = -1;\n" |
| 2574 | "for (var a in null) { r = a; }\n" |
| 2575 | "return r;\n", |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2576 | -1}, |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2577 | {"var r = -1;\n" |
| 2578 | "for (var a in undefined) { r = a; }\n" |
| 2579 | "return r;\n", |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2580 | -1}, |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2581 | {"var r = 0;\n" |
| 2582 | "for (var a in [0,6,7,9]) { r = r + (1 << a); }\n" |
| 2583 | "return r;\n", |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2584 | 0xf}, |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2585 | {"var r = 0;\n" |
| 2586 | "for (var a in [0,6,7,9]) { r = r + (1 << a); }\n" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2587 | "var r = 0;\n" |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2588 | "for (var a in [0,6,7,9]) { r = r + (1 << a); }\n" |
| 2589 | "return r;\n", |
| 2590 | 0xf}, |
| 2591 | {"var r = 0;\n" |
| 2592 | "for (var a in 'foobar') { r = r + (1 << a); }\n" |
| 2593 | "return r;\n", |
| 2594 | 0x3f}, |
| 2595 | {"var r = 0;\n" |
| 2596 | "for (var a in {1:0, 10:1, 100:2, 1000:3}) {\n" |
| 2597 | " r = r + Number(a);\n" |
| 2598 | " }\n" |
| 2599 | " return r;\n", |
| 2600 | 1111}, |
| 2601 | {"var r = 0;\n" |
| 2602 | "var data = {1:0, 10:1, 100:2, 1000:3};\n" |
| 2603 | "for (var a in data) {\n" |
| 2604 | " if (a == 1) delete data[1];\n" |
| 2605 | " r = r + Number(a);\n" |
| 2606 | " }\n" |
| 2607 | " return r;\n", |
| 2608 | 1111}, |
| 2609 | {"var r = 0;\n" |
| 2610 | "var data = {1:0, 10:1, 100:2, 1000:3};\n" |
| 2611 | "for (var a in data) {\n" |
| 2612 | " if (a == 10) delete data[100];\n" |
| 2613 | " r = r + Number(a);\n" |
| 2614 | " }\n" |
| 2615 | " return r;\n", |
| 2616 | 1011}, |
| 2617 | {"var r = 0;\n" |
| 2618 | "var data = {1:0, 10:1, 100:2, 1000:3};\n" |
| 2619 | "for (var a in data) {\n" |
| 2620 | " if (a == 10) data[10000] = 4;\n" |
| 2621 | " r = r + Number(a);\n" |
| 2622 | " }\n" |
| 2623 | " return r;\n", |
| 2624 | 1111}, |
| 2625 | {"var r = 0;\n" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2626 | "var input = 'foobar';\n" |
| 2627 | "for (var a in input) {\n" |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2628 | " if (input[a] == 'b') break;\n" |
| 2629 | " r = r + (1 << a);\n" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2630 | "}\n" |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2631 | "return r;\n", |
| 2632 | 0x7}, |
| 2633 | {"var r = 0;\n" |
| 2634 | "var input = 'foobar';\n" |
| 2635 | "for (var a in input) {\n" |
| 2636 | " if (input[a] == 'b') continue;\n" |
| 2637 | " r = r + (1 << a);\n" |
| 2638 | "}\n" |
| 2639 | "return r;\n", |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2640 | 0x37}, |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2641 | {"var r = 0;\n" |
| 2642 | "var data = {1:0, 10:1, 100:2, 1000:3};\n" |
| 2643 | "for (var a in data) {\n" |
| 2644 | " if (a == 10) {\n" |
| 2645 | " data[10000] = 4;\n" |
| 2646 | " }\n" |
| 2647 | " r = r + Number(a);\n" |
| 2648 | "}\n" |
| 2649 | "return r;\n", |
| 2650 | 1111}, |
| 2651 | {"var r = [ 3 ];\n" |
| 2652 | "var data = {1:0, 10:1, 100:2, 1000:3};\n" |
| 2653 | "for (r[10] in data) {\n" |
| 2654 | "}\n" |
| 2655 | "return Number(r[10]);\n", |
| 2656 | 1000}, |
| 2657 | {"var r = [ 3 ];\n" |
| 2658 | "var data = {1:0, 10:1, 100:2, 1000:3};\n" |
| 2659 | "for (r['100'] in data) {\n" |
| 2660 | "}\n" |
| 2661 | "return Number(r['100']);\n", |
| 2662 | 1000}, |
| 2663 | {"var obj = {}\n" |
| 2664 | "var descObj = new Boolean(false);\n" |
| 2665 | "var accessed = 0;\n" |
| 2666 | "descObj.enumerable = true;\n" |
| 2667 | "Object.defineProperties(obj, { prop:descObj });\n" |
| 2668 | "for (var p in obj) {\n" |
| 2669 | " if (p === 'prop') { accessed = 1; }\n" |
| 2670 | "}\n" |
| 2671 | "return accessed;", |
| 2672 | 1}, |
| 2673 | {"var appointment = {};\n" |
| 2674 | "Object.defineProperty(appointment, 'startTime', {\n" |
| 2675 | " value: 1001,\n" |
| 2676 | " writable: false,\n" |
| 2677 | " enumerable: false,\n" |
| 2678 | " configurable: true\n" |
| 2679 | "});\n" |
| 2680 | "Object.defineProperty(appointment, 'name', {\n" |
| 2681 | " value: 'NAME',\n" |
| 2682 | " writable: false,\n" |
| 2683 | " enumerable: false,\n" |
| 2684 | " configurable: true\n" |
| 2685 | "});\n" |
| 2686 | "var meeting = Object.create(appointment);\n" |
| 2687 | "Object.defineProperty(meeting, 'conferenceCall', {\n" |
| 2688 | " value: 'In-person meeting',\n" |
| 2689 | " writable: false,\n" |
| 2690 | " enumerable: false,\n" |
| 2691 | " configurable: true\n" |
| 2692 | "});\n" |
| 2693 | "\n" |
| 2694 | "var teamMeeting = Object.create(meeting);\n" |
| 2695 | "\n" |
| 2696 | "var flags = 0;\n" |
| 2697 | "for (var p in teamMeeting) {\n" |
| 2698 | " if (p === 'startTime') {\n" |
| 2699 | " flags |= 1;\n" |
| 2700 | " }\n" |
| 2701 | " if (p === 'name') {\n" |
| 2702 | " flags |= 2;\n" |
| 2703 | " }\n" |
| 2704 | " if (p === 'conferenceCall') {\n" |
| 2705 | " flags |= 4;\n" |
| 2706 | " }\n" |
| 2707 | "}\n" |
| 2708 | "\n" |
| 2709 | "var hasOwnProperty = !teamMeeting.hasOwnProperty('name') &&\n" |
| 2710 | " !teamMeeting.hasOwnProperty('startTime') &&\n" |
| 2711 | " !teamMeeting.hasOwnProperty('conferenceCall');\n" |
| 2712 | "if (!hasOwnProperty) {\n" |
| 2713 | " flags |= 8;\n" |
| 2714 | "}\n" |
| 2715 | "return flags;\n", |
| 2716 | 0}, |
| 2717 | {"var data = {x:23, y:34};\n" |
| 2718 | " var result = 0;\n" |
| 2719 | "var o = {};\n" |
| 2720 | "var arr = [o];\n" |
| 2721 | "for (arr[0].p in data)\n" // This is to test if value is loaded |
| 2722 | " result += data[arr[0].p];\n" // back from accumulator before storing |
| 2723 | "return result;\n", // named properties. |
| 2724 | 57}, |
| 2725 | {"var data = {x:23, y:34};\n" |
| 2726 | "var result = 0;\n" |
| 2727 | "var o = {};\n" |
| 2728 | "var i = 0;\n" |
| 2729 | "for (o[i++] in data)\n" // This is to test if value is loaded |
| 2730 | " result += data[o[i-1]];\n" // back from accumulator before |
| 2731 | "return result;\n", // storing keyed properties. |
| 2732 | 57}}; |
| 2733 | |
| 2734 | // Two passes are made for this test. On the first, 8-bit register |
| 2735 | // operands are employed, and on the 16-bit register operands are |
| 2736 | // used. |
| 2737 | for (int pass = 0; pass < 2; pass++) { |
| 2738 | HandleAndZoneScope handles; |
| 2739 | std::ostringstream wide_os; |
| 2740 | if (pass == 1) { |
| 2741 | for (int i = 0; i < 200; i++) { |
| 2742 | wide_os << "var local" << i << " = 0;\n"; |
| 2743 | } |
| 2744 | } |
| 2745 | |
| 2746 | for (size_t i = 0; i < arraysize(for_in_samples); i++) { |
| 2747 | std::ostringstream body_os; |
| 2748 | body_os << wide_os.str() << for_in_samples[i].first; |
| 2749 | std::string body(body_os.str()); |
| 2750 | std::string function = InterpreterTester::SourceForBody(body.c_str()); |
| 2751 | InterpreterTester tester(handles.main_isolate(), function.c_str()); |
| 2752 | auto callable = tester.GetCallable<>(); |
| 2753 | Handle<Object> return_val = callable().ToHandleChecked(); |
| 2754 | CHECK_EQ(Handle<Smi>::cast(return_val)->value(), |
| 2755 | for_in_samples[i].second); |
| 2756 | } |
| 2757 | } |
| 2758 | } |
| 2759 | |
| 2760 | |
| 2761 | TEST(InterpreterForOf) { |
| 2762 | HandleAndZoneScope handles; |
| 2763 | i::Isolate* isolate = handles.main_isolate(); |
| 2764 | i::Factory* factory = isolate->factory(); |
| 2765 | |
| 2766 | std::pair<const char*, Handle<Object>> for_of[] = { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2767 | {"function f() {\n" |
| 2768 | " var r = 0;\n" |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2769 | " for (var a of [0,6,7,9]) { r += a; }\n" |
| 2770 | " return r;\n" |
| 2771 | "}", |
| 2772 | handle(Smi::FromInt(22), isolate)}, |
| 2773 | {"function f() {\n" |
| 2774 | " var r = '';\n" |
| 2775 | " for (var a of 'foobar') { r = a + r; }\n" |
| 2776 | " return r;\n" |
| 2777 | "}", |
| 2778 | factory->NewStringFromStaticChars("raboof")}, |
| 2779 | {"function f() {\n" |
| 2780 | " var a = [1, 2, 3];\n" |
| 2781 | " a.name = 4;\n" |
| 2782 | " var r = 0;\n" |
| 2783 | " for (var x of a) { r += x; }\n" |
| 2784 | " return r;\n" |
| 2785 | "}", |
| 2786 | handle(Smi::FromInt(6), isolate)}, |
| 2787 | {"function f() {\n" |
| 2788 | " var r = '';\n" |
| 2789 | " var data = [1, 2, 3]; \n" |
| 2790 | " for (a of data) { delete data[0]; r += a; } return r; }", |
| 2791 | factory->NewStringFromStaticChars("123")}, |
| 2792 | {"function f() {\n" |
| 2793 | " var r = '';\n" |
| 2794 | " var data = [1, 2, 3]; \n" |
| 2795 | " for (a of data) { delete data[2]; r += a; } return r; }", |
| 2796 | factory->NewStringFromStaticChars("12undefined")}, |
| 2797 | {"function f() {\n" |
| 2798 | " var r = '';\n" |
| 2799 | " var data = [1, 2, 3]; \n" |
| 2800 | " for (a of data) { delete data; r += a; } return r; }", |
| 2801 | factory->NewStringFromStaticChars("123")}, |
| 2802 | {"function f() {\n" |
| 2803 | " var r = '';\n" |
| 2804 | " var input = 'foobar';\n" |
| 2805 | " for (var a of input) {\n" |
| 2806 | " if (a == 'b') break;\n" |
| 2807 | " r += a;\n" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2808 | " }\n" |
| 2809 | " return r;\n" |
| 2810 | "}", |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2811 | factory->NewStringFromStaticChars("foo")}, |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2812 | {"function f() {\n" |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2813 | " var r = '';\n" |
| 2814 | " var input = 'foobar';\n" |
| 2815 | " for (var a of input) {\n" |
| 2816 | " if (a == 'b') continue;\n" |
| 2817 | " r += a;\n" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2818 | " }\n" |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2819 | " return r;\n" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2820 | "}", |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2821 | factory->NewStringFromStaticChars("fooar")}, |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2822 | {"function f() {\n" |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2823 | " var r = '';\n" |
| 2824 | " var data = [1, 2, 3, 4]; \n" |
| 2825 | " for (a of data) { data[2] = 567; r += a; }\n" |
| 2826 | " return r;\n" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2827 | "}", |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2828 | factory->NewStringFromStaticChars("125674")}, |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2829 | {"function f() {\n" |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2830 | " var r = '';\n" |
| 2831 | " var data = [1, 2, 3, 4]; \n" |
| 2832 | " for (a of data) { data[4] = 567; r += a; }\n" |
| 2833 | " return r;\n" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2834 | "}", |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2835 | factory->NewStringFromStaticChars("1234567")}, |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2836 | {"function f() {\n" |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2837 | " var r = '';\n" |
| 2838 | " var data = [1, 2, 3, 4]; \n" |
| 2839 | " for (a of data) { data[5] = 567; r += a; }\n" |
| 2840 | " return r;\n" |
| 2841 | "}", |
| 2842 | factory->NewStringFromStaticChars("1234undefined567")}, |
| 2843 | {"function f() {\n" |
| 2844 | " var r = '';\n" |
| 2845 | " var obj = new Object();\n" |
| 2846 | " obj[Symbol.iterator] = function() { return {\n" |
| 2847 | " index: 3,\n" |
| 2848 | " data: ['a', 'b', 'c', 'd']," |
| 2849 | " next: function() {" |
| 2850 | " return {" |
| 2851 | " done: this.index == -1,\n" |
| 2852 | " value: this.index < 0 ? undefined : this.data[this.index--]\n" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2853 | " }\n" |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2854 | " }\n" |
| 2855 | " }}\n" |
| 2856 | " for (a of obj) { r += a }\n" |
| 2857 | " return r;\n" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2858 | "}", |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2859 | factory->NewStringFromStaticChars("dcba")}, |
| 2860 | }; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2861 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2862 | for (size_t i = 0; i < arraysize(for_of); i++) { |
| 2863 | InterpreterTester tester(handles.main_isolate(), for_of[i].first); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2864 | auto callable = tester.GetCallable<>(); |
| 2865 | Handle<Object> return_val = callable().ToHandleChecked(); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 2866 | CHECK(return_val->SameValue(*for_of[i].second)); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 2867 | } |
| 2868 | } |
| 2869 | |
| 2870 | |
| 2871 | TEST(InterpreterSwitch) { |
| 2872 | HandleAndZoneScope handles; |
| 2873 | i::Isolate* isolate = handles.main_isolate(); |
| 2874 | i::Factory* factory = isolate->factory(); |
| 2875 | |
| 2876 | std::pair<const char*, Handle<Object>> switch_ops[] = { |
| 2877 | std::make_pair("var a = 1;\n" |
| 2878 | "switch(a) {\n" |
| 2879 | " case 1: return 2;\n" |
| 2880 | " case 2: return 3;\n" |
| 2881 | "}\n", |
| 2882 | handle(Smi::FromInt(2), isolate)), |
| 2883 | std::make_pair("var a = 1;\n" |
| 2884 | "switch(a) {\n" |
| 2885 | " case 2: a = 2; break;\n" |
| 2886 | " case 1: a = 3; break;\n" |
| 2887 | "}\n" |
| 2888 | "return a;", |
| 2889 | handle(Smi::FromInt(3), isolate)), |
| 2890 | std::make_pair("var a = 1;\n" |
| 2891 | "switch(a) {\n" |
| 2892 | " case 1: a = 2; // fall-through\n" |
| 2893 | " case 2: a = 3; break;\n" |
| 2894 | "}\n" |
| 2895 | "return a;", |
| 2896 | handle(Smi::FromInt(3), isolate)), |
| 2897 | std::make_pair("var a = 100;\n" |
| 2898 | "switch(a) {\n" |
| 2899 | " case 1: return 100;\n" |
| 2900 | " case 2: return 200;\n" |
| 2901 | "}\n" |
| 2902 | "return undefined;", |
| 2903 | factory->undefined_value()), |
| 2904 | std::make_pair("var a = 100;\n" |
| 2905 | "switch(a) {\n" |
| 2906 | " case 1: return 100;\n" |
| 2907 | " case 2: return 200;\n" |
| 2908 | " default: return 300;\n" |
| 2909 | "}\n" |
| 2910 | "return undefined;", |
| 2911 | handle(Smi::FromInt(300), isolate)), |
| 2912 | std::make_pair("var a = 100;\n" |
| 2913 | "switch(typeof(a)) {\n" |
| 2914 | " case 'string': return 1;\n" |
| 2915 | " case 'number': return 2;\n" |
| 2916 | " default: return 3;\n" |
| 2917 | "}\n", |
| 2918 | handle(Smi::FromInt(2), isolate)), |
| 2919 | std::make_pair("var a = 100;\n" |
| 2920 | "switch(a) {\n" |
| 2921 | " case a += 20: return 1;\n" |
| 2922 | " case a -= 10: return 2;\n" |
| 2923 | " case a -= 10: return 3;\n" |
| 2924 | " default: return 3;\n" |
| 2925 | "}\n", |
| 2926 | handle(Smi::FromInt(3), isolate)), |
| 2927 | std::make_pair("var a = 1;\n" |
| 2928 | "switch(a) {\n" |
| 2929 | " case 1: \n" |
| 2930 | " switch(a + 1) {\n" |
| 2931 | " case 2 : a += 1; break;\n" |
| 2932 | " default : a += 2; break;\n" |
| 2933 | " } // fall-through\n" |
| 2934 | " case 2: a += 3;\n" |
| 2935 | "}\n" |
| 2936 | "return a;", |
| 2937 | handle(Smi::FromInt(5), isolate)), |
| 2938 | }; |
| 2939 | |
| 2940 | for (size_t i = 0; i < arraysize(switch_ops); i++) { |
| 2941 | std::string source(InterpreterTester::SourceForBody(switch_ops[i].first)); |
| 2942 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 2943 | auto callable = tester.GetCallable<>(); |
| 2944 | |
| 2945 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 2946 | CHECK(return_value->SameValue(*switch_ops[i].second)); |
| 2947 | } |
| 2948 | } |
| 2949 | |
| 2950 | |
| 2951 | TEST(InterpreterSloppyThis) { |
| 2952 | HandleAndZoneScope handles; |
| 2953 | i::Isolate* isolate = handles.main_isolate(); |
| 2954 | i::Factory* factory = isolate->factory(); |
| 2955 | |
| 2956 | std::pair<const char*, Handle<Object>> sloppy_this[] = { |
| 2957 | std::make_pair("var global_val = 100;\n" |
| 2958 | "function f() { return this.global_val; }\n", |
| 2959 | handle(Smi::FromInt(100), isolate)), |
| 2960 | std::make_pair("var global_val = 110;\n" |
| 2961 | "function g() { return this.global_val; };" |
| 2962 | "function f() { return g(); }\n", |
| 2963 | handle(Smi::FromInt(110), isolate)), |
| 2964 | std::make_pair("var global_val = 110;\n" |
| 2965 | "function g() { return this.global_val };" |
| 2966 | "function f() { 'use strict'; return g(); }\n", |
| 2967 | handle(Smi::FromInt(110), isolate)), |
| 2968 | std::make_pair("function f() { 'use strict'; return this; }\n", |
| 2969 | factory->undefined_value()), |
| 2970 | std::make_pair("function g() { 'use strict'; return this; };" |
| 2971 | "function f() { return g(); }\n", |
| 2972 | factory->undefined_value()), |
| 2973 | }; |
| 2974 | |
| 2975 | for (size_t i = 0; i < arraysize(sloppy_this); i++) { |
| 2976 | InterpreterTester tester(handles.main_isolate(), sloppy_this[i].first); |
| 2977 | auto callable = tester.GetCallable<>(); |
| 2978 | |
| 2979 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 2980 | CHECK(return_value->SameValue(*sloppy_this[i].second)); |
| 2981 | } |
| 2982 | } |
| 2983 | |
| 2984 | |
| 2985 | TEST(InterpreterThisFunction) { |
| 2986 | HandleAndZoneScope handles; |
| 2987 | i::Isolate* isolate = handles.main_isolate(); |
| 2988 | i::Factory* factory = isolate->factory(); |
| 2989 | |
| 2990 | InterpreterTester tester(handles.main_isolate(), |
| 2991 | "var f;\n f = function f() { return f.name; }"); |
| 2992 | auto callable = tester.GetCallable<>(); |
| 2993 | |
| 2994 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 2995 | CHECK(return_value->SameValue(*factory->NewStringFromStaticChars("f"))); |
| 2996 | } |
| 2997 | |
| 2998 | |
| 2999 | TEST(InterpreterNewTarget) { |
| 3000 | HandleAndZoneScope handles; |
| 3001 | i::Isolate* isolate = handles.main_isolate(); |
| 3002 | i::Factory* factory = isolate->factory(); |
| 3003 | |
| 3004 | // TODO(rmcilroy): Add tests that we get the original constructor for |
| 3005 | // superclass constructors once we have class support. |
| 3006 | InterpreterTester tester(handles.main_isolate(), |
| 3007 | "function f() { this.a = new.target; }"); |
| 3008 | auto callable = tester.GetCallable<>(); |
| 3009 | callable().ToHandleChecked(); |
| 3010 | |
| 3011 | Handle<Object> new_target_name = v8::Utils::OpenHandle( |
| 3012 | *CompileRun("(function() { return (new f()).a.name; })();")); |
| 3013 | CHECK(new_target_name->SameValue(*factory->NewStringFromStaticChars("f"))); |
| 3014 | } |
| 3015 | |
| 3016 | |
| 3017 | TEST(InterpreterAssignmentInExpressions) { |
| 3018 | HandleAndZoneScope handles; |
| 3019 | |
| 3020 | std::pair<const char*, int> samples[] = { |
| 3021 | {"function f() {\n" |
| 3022 | " var x = 7;\n" |
| 3023 | " var y = x + (x = 1) + (x = 2);\n" |
| 3024 | " return y;\n" |
| 3025 | "}", |
| 3026 | 10}, |
| 3027 | {"function f() {\n" |
| 3028 | " var x = 7;\n" |
| 3029 | " var y = x + (x = 1) + (x = 2);\n" |
| 3030 | " return x;\n" |
| 3031 | "}", |
| 3032 | 2}, |
| 3033 | {"function f() {\n" |
| 3034 | " var x = 55;\n" |
| 3035 | " x = x + (x = 100) + (x = 101);\n" |
| 3036 | " return x;\n" |
| 3037 | "}", |
| 3038 | 256}, |
| 3039 | {"function f() {\n" |
| 3040 | " var x = 7;\n" |
| 3041 | " return ++x + x + x++;\n" |
| 3042 | "}", |
| 3043 | 24}, |
| 3044 | {"function f() {\n" |
| 3045 | " var x = 7;\n" |
| 3046 | " var y = 1 + ++x + x + x++;\n" |
| 3047 | " return x;\n" |
| 3048 | "}", |
| 3049 | 9}, |
| 3050 | {"function f() {\n" |
| 3051 | " var x = 7;\n" |
| 3052 | " var y = ++x + x + x++;\n" |
| 3053 | " return x;\n" |
| 3054 | "}", |
| 3055 | 9}, |
| 3056 | {"function f() {\n" |
| 3057 | " var x = 7, y = 100, z = 1000;\n" |
| 3058 | " return x + (x += 3) + y + (y *= 10) + (z *= 7) + z;\n" |
| 3059 | "}", |
| 3060 | 15117}, |
| 3061 | {"function f() {\n" |
| 3062 | " var inner = function (x) { return x + (x = 2) + (x = 4) + x; };\n" |
| 3063 | " return inner(1);\n" |
| 3064 | "}", |
| 3065 | 11}, |
| 3066 | {"function f() {\n" |
| 3067 | " var x = 1, y = 2;\n" |
| 3068 | " x = x + (x = 3) + y + (y = 4), y = y + (y = 5) + y + x;\n" |
| 3069 | " return x + y;\n" |
| 3070 | "}", |
| 3071 | 10 + 24}, |
| 3072 | {"function f() {\n" |
| 3073 | " var x = 0;\n" |
| 3074 | " var y = x | (x = 1) | (x = 2);\n" |
| 3075 | " return x;\n" |
| 3076 | "}", |
| 3077 | 2}, |
| 3078 | {"function f() {\n" |
| 3079 | " var x = 0;\n" |
| 3080 | " var y = x || (x = 1);\n" |
| 3081 | " return x;\n" |
| 3082 | "}", |
| 3083 | 1}, |
| 3084 | {"function f() {\n" |
| 3085 | " var x = 1;\n" |
| 3086 | " var y = x && (x = 2) && (x = 3);\n" |
| 3087 | " return x;\n" |
| 3088 | "}", |
| 3089 | 3}, |
| 3090 | {"function f() {\n" |
| 3091 | " var x = 1;\n" |
| 3092 | " var y = x || (x = 2);\n" |
| 3093 | " return x;\n" |
| 3094 | "}", |
| 3095 | 1}, |
| 3096 | {"function f() {\n" |
| 3097 | " var x = 1;\n" |
| 3098 | " x = (x << (x = 3)) | (x = 16);\n" |
| 3099 | " return x;\n" |
| 3100 | "}", |
| 3101 | 24}, |
| 3102 | {"function f() {\n" |
| 3103 | " var r = 7;\n" |
| 3104 | " var s = 11;\n" |
| 3105 | " var t = 13;\n" |
| 3106 | " var u = r + s + t + (r = 10) + (s = 20) +" |
| 3107 | " (t = (r + s)) + r + s + t;\n" |
| 3108 | " return r + s + t + u;\n" |
| 3109 | "}", |
| 3110 | 211}, |
| 3111 | {"function f() {\n" |
| 3112 | " var r = 7;\n" |
| 3113 | " var s = 11;\n" |
| 3114 | " var t = 13;\n" |
| 3115 | " return r > (3 * s * (s = 1)) ? (t + (t += 1)) : (r + (r = 4));\n" |
| 3116 | "}", |
| 3117 | 11}, |
| 3118 | {"function f() {\n" |
| 3119 | " var r = 7;\n" |
| 3120 | " var s = 11;\n" |
| 3121 | " var t = 13;\n" |
| 3122 | " return r > (3 * s * (s = 0)) ? (t + (t += 1)) : (r + (r = 4));\n" |
| 3123 | "}", |
| 3124 | 27}, |
| 3125 | {"function f() {\n" |
| 3126 | " var r = 7;\n" |
| 3127 | " var s = 11;\n" |
| 3128 | " var t = 13;\n" |
| 3129 | " return (r + (r = 5)) > s ? r : t;\n" |
| 3130 | "}", |
| 3131 | 5}, |
| 3132 | {"function f(a) {\n" |
| 3133 | " return a + (arguments[0] = 10);\n" |
| 3134 | "}", |
| 3135 | 50}, |
| 3136 | {"function f(a) {\n" |
| 3137 | " return a + (arguments[0] = 10) + a;\n" |
| 3138 | "}", |
| 3139 | 60}, |
| 3140 | {"function f(a) {\n" |
| 3141 | " return a + (arguments[0] = 10) + arguments[0];\n" |
| 3142 | "}", |
| 3143 | 60}, |
| 3144 | }; |
| 3145 | |
| 3146 | const int arg_value = 40; |
| 3147 | for (size_t i = 0; i < arraysize(samples); i++) { |
| 3148 | InterpreterTester tester(handles.main_isolate(), samples[i].first); |
| 3149 | auto callable = tester.GetCallable<Handle<Object>>(); |
| 3150 | Handle<Object> return_val = |
| 3151 | callable(handle(Smi::FromInt(arg_value), handles.main_isolate())) |
| 3152 | .ToHandleChecked(); |
| 3153 | CHECK_EQ(Handle<Smi>::cast(return_val)->value(), samples[i].second); |
| 3154 | } |
| 3155 | } |
| 3156 | |
| 3157 | |
| 3158 | TEST(InterpreterToName) { |
| 3159 | HandleAndZoneScope handles; |
| 3160 | i::Isolate* isolate = handles.main_isolate(); |
| 3161 | i::Factory* factory = isolate->factory(); |
| 3162 | |
| 3163 | std::pair<const char*, Handle<Object>> to_name_tests[] = { |
| 3164 | {"var a = 'val'; var obj = {[a] : 10}; return obj.val;", |
| 3165 | factory->NewNumberFromInt(10)}, |
| 3166 | {"var a = 20; var obj = {[a] : 10}; return obj['20'];", |
| 3167 | factory->NewNumberFromInt(10)}, |
| 3168 | {"var a = 20; var obj = {[a] : 10}; return obj[20];", |
| 3169 | factory->NewNumberFromInt(10)}, |
| 3170 | {"var a = {val:23}; var obj = {[a] : 10}; return obj[a];", |
| 3171 | factory->NewNumberFromInt(10)}, |
| 3172 | {"var a = {val:23}; var obj = {[a] : 10};\n" |
| 3173 | "return obj['[object Object]'];", |
| 3174 | factory->NewNumberFromInt(10)}, |
| 3175 | {"var a = {toString : function() { return 'x'}};\n" |
| 3176 | "var obj = {[a] : 10};\n" |
| 3177 | "return obj.x;", |
| 3178 | factory->NewNumberFromInt(10)}, |
| 3179 | {"var a = {valueOf : function() { return 'x'}};\n" |
| 3180 | "var obj = {[a] : 10};\n" |
| 3181 | "return obj.x;", |
| 3182 | factory->undefined_value()}, |
| 3183 | {"var a = {[Symbol.toPrimitive] : function() { return 'x'}};\n" |
| 3184 | "var obj = {[a] : 10};\n" |
| 3185 | "return obj.x;", |
| 3186 | factory->NewNumberFromInt(10)}, |
| 3187 | }; |
| 3188 | |
| 3189 | for (size_t i = 0; i < arraysize(to_name_tests); i++) { |
| 3190 | std::string source( |
| 3191 | InterpreterTester::SourceForBody(to_name_tests[i].first)); |
| 3192 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 3193 | auto callable = tester.GetCallable<>(); |
| 3194 | |
| 3195 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 3196 | CHECK(return_value->SameValue(*to_name_tests[i].second)); |
| 3197 | } |
| 3198 | } |
| 3199 | |
| 3200 | |
| 3201 | TEST(TemporaryRegisterAllocation) { |
| 3202 | HandleAndZoneScope handles; |
| 3203 | i::Isolate* isolate = handles.main_isolate(); |
| 3204 | i::Factory* factory = isolate->factory(); |
| 3205 | |
| 3206 | std::pair<const char*, Handle<Object>> reg_tests[] = { |
| 3207 | {"function add(a, b, c) {" |
| 3208 | " return a + b + c;" |
| 3209 | "}" |
| 3210 | "function f() {" |
| 3211 | " var a = 10, b = 10;" |
| 3212 | " return add(a, b++, b);" |
| 3213 | "}", |
| 3214 | factory->NewNumberFromInt(31)}, |
| 3215 | {"function add(a, b, c, d) {" |
| 3216 | " return a + b + c + d;" |
| 3217 | "}" |
| 3218 | "function f() {" |
| 3219 | " var x = 10, y = 20, z = 30;" |
| 3220 | " return x + add(x, (y= x++), x, z);" |
| 3221 | "}", |
| 3222 | factory->NewNumberFromInt(71)}, |
| 3223 | }; |
| 3224 | |
| 3225 | for (size_t i = 0; i < arraysize(reg_tests); i++) { |
| 3226 | InterpreterTester tester(handles.main_isolate(), reg_tests[i].first); |
| 3227 | auto callable = tester.GetCallable<>(); |
| 3228 | |
| 3229 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 3230 | CHECK(return_value->SameValue(*reg_tests[i].second)); |
| 3231 | } |
| 3232 | } |
| 3233 | |
| 3234 | |
| 3235 | TEST(InterpreterLookupSlot) { |
| 3236 | HandleAndZoneScope handles; |
| 3237 | i::Isolate* isolate = handles.main_isolate(); |
| 3238 | i::Factory* factory = isolate->factory(); |
| 3239 | |
| 3240 | // TODO(mythria): Add more tests when we have support for eval/with. |
| 3241 | const char* function_prologue = "var f;" |
| 3242 | "var x = 1;" |
| 3243 | "function f1() {" |
| 3244 | " eval(\"function t() {"; |
| 3245 | const char* function_epilogue = " }; f = t;\");" |
| 3246 | "}" |
| 3247 | "f1();"; |
| 3248 | |
| 3249 | |
| 3250 | std::pair<const char*, Handle<Object>> lookup_slot[] = { |
| 3251 | {"return x;", handle(Smi::FromInt(1), isolate)}, |
| 3252 | {"return typeof x;", factory->NewStringFromStaticChars("number")}, |
| 3253 | {"return typeof dummy;", factory->NewStringFromStaticChars("undefined")}, |
| 3254 | {"x = 10; return x;", handle(Smi::FromInt(10), isolate)}, |
| 3255 | {"'use strict'; x = 20; return x;", handle(Smi::FromInt(20), isolate)}, |
| 3256 | }; |
| 3257 | |
| 3258 | for (size_t i = 0; i < arraysize(lookup_slot); i++) { |
| 3259 | std::string script = std::string(function_prologue) + |
| 3260 | std::string(lookup_slot[i].first) + |
| 3261 | std::string(function_epilogue); |
| 3262 | |
| 3263 | InterpreterTester tester(handles.main_isolate(), script.c_str(), "t"); |
| 3264 | auto callable = tester.GetCallable<>(); |
| 3265 | |
| 3266 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 3267 | CHECK(return_value->SameValue(*lookup_slot[i].second)); |
| 3268 | } |
| 3269 | } |
| 3270 | |
| 3271 | |
| 3272 | TEST(InterpreterCallLookupSlot) { |
| 3273 | HandleAndZoneScope handles; |
| 3274 | i::Isolate* isolate = handles.main_isolate(); |
| 3275 | |
| 3276 | std::pair<const char*, Handle<Object>> call_lookup[] = { |
| 3277 | {"g = function(){ return 2 }; eval(''); return g();", |
| 3278 | handle(Smi::FromInt(2), isolate)}, |
| 3279 | {"g = function(){ return 2 }; eval('g = function() {return 3}');\n" |
| 3280 | "return g();", |
| 3281 | handle(Smi::FromInt(3), isolate)}, |
| 3282 | {"g = { x: function(){ return this.y }, y: 20 };\n" |
| 3283 | "eval('g = { x: g.x, y: 30 }');\n" |
| 3284 | "return g.x();", |
| 3285 | handle(Smi::FromInt(30), isolate)}, |
| 3286 | }; |
| 3287 | |
| 3288 | for (size_t i = 0; i < arraysize(call_lookup); i++) { |
| 3289 | std::string source(InterpreterTester::SourceForBody(call_lookup[i].first)); |
| 3290 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 3291 | auto callable = tester.GetCallable<>(); |
| 3292 | |
| 3293 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 3294 | CHECK(return_value->SameValue(*call_lookup[i].second)); |
| 3295 | } |
| 3296 | } |
| 3297 | |
| 3298 | |
| 3299 | TEST(InterpreterLookupSlotWide) { |
| 3300 | HandleAndZoneScope handles; |
| 3301 | i::Isolate* isolate = handles.main_isolate(); |
| 3302 | i::Factory* factory = isolate->factory(); |
| 3303 | |
| 3304 | const char* function_prologue = |
| 3305 | "var f;" |
| 3306 | "var x = 1;" |
| 3307 | "function f1() {" |
| 3308 | " eval(\"function t() {"; |
| 3309 | const char* function_epilogue = |
| 3310 | " }; f = t;\");" |
| 3311 | "}" |
| 3312 | "f1();"; |
| 3313 | std::ostringstream str; |
| 3314 | str << "var y = 2.3;"; |
| 3315 | for (int i = 1; i < 256; i++) { |
| 3316 | str << "y = " << 2.3 + i << ";"; |
| 3317 | } |
| 3318 | std::string init_function_body = str.str(); |
| 3319 | |
| 3320 | std::pair<std::string, Handle<Object>> lookup_slot[] = { |
| 3321 | {init_function_body + "return x;", handle(Smi::FromInt(1), isolate)}, |
| 3322 | {init_function_body + "return typeof x;", |
| 3323 | factory->NewStringFromStaticChars("number")}, |
| 3324 | {init_function_body + "return x = 10;", |
| 3325 | handle(Smi::FromInt(10), isolate)}, |
| 3326 | {"'use strict';" + init_function_body + "x = 20; return x;", |
| 3327 | handle(Smi::FromInt(20), isolate)}, |
| 3328 | }; |
| 3329 | |
| 3330 | for (size_t i = 0; i < arraysize(lookup_slot); i++) { |
| 3331 | std::string script = std::string(function_prologue) + lookup_slot[i].first + |
| 3332 | std::string(function_epilogue); |
| 3333 | |
| 3334 | InterpreterTester tester(handles.main_isolate(), script.c_str(), "t"); |
| 3335 | auto callable = tester.GetCallable<>(); |
| 3336 | |
| 3337 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 3338 | CHECK(return_value->SameValue(*lookup_slot[i].second)); |
| 3339 | } |
| 3340 | } |
| 3341 | |
| 3342 | |
| 3343 | TEST(InterpreterDeleteLookupSlot) { |
| 3344 | HandleAndZoneScope handles; |
| 3345 | i::Isolate* isolate = handles.main_isolate(); |
| 3346 | i::Factory* factory = isolate->factory(); |
| 3347 | |
| 3348 | // TODO(mythria): Add more tests when we have support for eval/with. |
| 3349 | const char* function_prologue = "var f;" |
| 3350 | "var x = 1;" |
| 3351 | "y = 10;" |
| 3352 | "var obj = {val:10};" |
| 3353 | "var z = 30;" |
| 3354 | "function f1() {" |
| 3355 | " var z = 20;" |
| 3356 | " eval(\"function t() {"; |
| 3357 | const char* function_epilogue = " }; f = t;\");" |
| 3358 | "}" |
| 3359 | "f1();"; |
| 3360 | |
| 3361 | |
| 3362 | std::pair<const char*, Handle<Object>> delete_lookup_slot[] = { |
| 3363 | {"return delete x;", factory->false_value()}, |
| 3364 | {"return delete y;", factory->true_value()}, |
| 3365 | {"return delete z;", factory->false_value()}, |
| 3366 | {"return delete obj.val;", factory->true_value()}, |
| 3367 | {"'use strict'; return delete obj.val;", factory->true_value()}, |
| 3368 | }; |
| 3369 | |
| 3370 | for (size_t i = 0; i < arraysize(delete_lookup_slot); i++) { |
| 3371 | std::string script = std::string(function_prologue) + |
| 3372 | std::string(delete_lookup_slot[i].first) + |
| 3373 | std::string(function_epilogue); |
| 3374 | |
| 3375 | InterpreterTester tester(handles.main_isolate(), script.c_str(), "t"); |
| 3376 | auto callable = tester.GetCallable<>(); |
| 3377 | |
| 3378 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 3379 | CHECK(return_value->SameValue(*delete_lookup_slot[i].second)); |
| 3380 | } |
| 3381 | } |
| 3382 | |
| 3383 | |
| 3384 | TEST(JumpWithConstantsAndWideConstants) { |
| 3385 | HandleAndZoneScope handles; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 3386 | const int kStep = 13; |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 3387 | for (int constants = 11; constants < 256 + 3 * kStep; constants += kStep) { |
| 3388 | auto isolate = handles.main_isolate(); |
| 3389 | auto factory = isolate->factory(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 3390 | std::ostringstream filler_os; |
| 3391 | // Generate a string that consumes constant pool entries and |
| 3392 | // spread out branch distances in script below. |
| 3393 | for (int i = 0; i < constants; i++) { |
| 3394 | filler_os << "var x_ = 'x_" << i << "';\n"; |
| 3395 | } |
| 3396 | std::string filler(filler_os.str()); |
| 3397 | std::ostringstream script_os; |
| 3398 | script_os << "function " << InterpreterTester::function_name() << "(a) {\n"; |
| 3399 | script_os << " " << filler; |
| 3400 | script_os << " for (var i = a; i < 2; i++) {\n"; |
| 3401 | script_os << " " << filler; |
| 3402 | script_os << " if (i == 0) { " << filler << "i = 10; continue; }\n"; |
| 3403 | script_os << " else if (i == a) { " << filler << "i = 12; break; }\n"; |
| 3404 | script_os << " else { " << filler << " }\n"; |
| 3405 | script_os << " }\n"; |
| 3406 | script_os << " return i;\n"; |
| 3407 | script_os << "}\n"; |
| 3408 | std::string script(script_os.str()); |
| 3409 | for (int a = 0; a < 3; a++) { |
| 3410 | InterpreterTester tester(handles.main_isolate(), script.c_str()); |
| 3411 | auto callable = tester.GetCallable<Handle<Object>>(); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 3412 | Handle<Object> argument = factory->NewNumberFromInt(a); |
| 3413 | Handle<Object> return_val = callable(argument).ToHandleChecked(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 3414 | static const int results[] = {11, 12, 2}; |
| 3415 | CHECK_EQ(Handle<Smi>::cast(return_val)->value(), results[a]); |
| 3416 | } |
| 3417 | } |
| 3418 | } |
| 3419 | |
| 3420 | |
| 3421 | TEST(InterpreterEval) { |
| 3422 | HandleAndZoneScope handles; |
| 3423 | i::Isolate* isolate = handles.main_isolate(); |
| 3424 | i::Factory* factory = isolate->factory(); |
| 3425 | |
| 3426 | std::pair<const char*, Handle<Object>> eval[] = { |
| 3427 | {"return eval('1;');", handle(Smi::FromInt(1), isolate)}, |
| 3428 | {"return eval('100 * 20;');", handle(Smi::FromInt(2000), isolate)}, |
| 3429 | {"var x = 10; return eval('x + 20;');", |
| 3430 | handle(Smi::FromInt(30), isolate)}, |
| 3431 | {"var x = 10; eval('x = 33;'); return x;", |
| 3432 | handle(Smi::FromInt(33), isolate)}, |
| 3433 | {"'use strict'; var x = 20; var z = 0;\n" |
| 3434 | "eval('var x = 33; z = x;'); return x + z;", |
| 3435 | handle(Smi::FromInt(53), isolate)}, |
| 3436 | {"eval('var x = 33;'); eval('var y = x + 20'); return x + y;", |
| 3437 | handle(Smi::FromInt(86), isolate)}, |
| 3438 | {"var x = 1; eval('for(i = 0; i < 10; i++) x = x + 1;'); return x", |
| 3439 | handle(Smi::FromInt(11), isolate)}, |
| 3440 | {"var x = 10; eval('var x = 20;'); return x;", |
| 3441 | handle(Smi::FromInt(20), isolate)}, |
| 3442 | {"var x = 1; eval('\"use strict\"; var x = 2;'); return x;", |
| 3443 | handle(Smi::FromInt(1), isolate)}, |
| 3444 | {"'use strict'; var x = 1; eval('var x = 2;'); return x;", |
| 3445 | handle(Smi::FromInt(1), isolate)}, |
| 3446 | {"var x = 10; eval('x + 20;'); return typeof x;", |
| 3447 | factory->NewStringFromStaticChars("number")}, |
| 3448 | {"eval('var y = 10;'); return typeof unallocated;", |
| 3449 | factory->NewStringFromStaticChars("undefined")}, |
| 3450 | {"'use strict'; eval('var y = 10;'); return typeof unallocated;", |
| 3451 | factory->NewStringFromStaticChars("undefined")}, |
| 3452 | {"eval('var x = 10;'); return typeof x;", |
| 3453 | factory->NewStringFromStaticChars("number")}, |
| 3454 | {"var x = {}; eval('var x = 10;'); return typeof x;", |
| 3455 | factory->NewStringFromStaticChars("number")}, |
| 3456 | {"'use strict'; var x = {}; eval('var x = 10;'); return typeof x;", |
| 3457 | factory->NewStringFromStaticChars("object")}, |
| 3458 | }; |
| 3459 | |
| 3460 | for (size_t i = 0; i < arraysize(eval); i++) { |
| 3461 | std::string source(InterpreterTester::SourceForBody(eval[i].first)); |
| 3462 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 3463 | auto callable = tester.GetCallable<>(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 3464 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 3465 | CHECK(return_value->SameValue(*eval[i].second)); |
| 3466 | } |
| 3467 | } |
| 3468 | |
| 3469 | |
| 3470 | TEST(InterpreterEvalParams) { |
| 3471 | HandleAndZoneScope handles; |
| 3472 | i::Isolate* isolate = handles.main_isolate(); |
| 3473 | |
| 3474 | std::pair<const char*, Handle<Object>> eval_params[] = { |
| 3475 | {"var x = 10; return eval('x + p1;');", |
| 3476 | handle(Smi::FromInt(30), isolate)}, |
| 3477 | {"var x = 10; eval('p1 = x;'); return p1;", |
| 3478 | handle(Smi::FromInt(10), isolate)}, |
| 3479 | {"var a = 10;" |
| 3480 | "function inner() { return eval('a + p1;');}" |
| 3481 | "return inner();", |
| 3482 | handle(Smi::FromInt(30), isolate)}, |
| 3483 | }; |
| 3484 | |
| 3485 | for (size_t i = 0; i < arraysize(eval_params); i++) { |
| 3486 | std::string source = "function " + InterpreterTester::function_name() + |
| 3487 | "(p1) {" + eval_params[i].first + "}"; |
| 3488 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 3489 | auto callable = tester.GetCallable<Handle<Object>>(); |
| 3490 | |
| 3491 | Handle<i::Object> return_value = |
| 3492 | callable(handle(Smi::FromInt(20), isolate)).ToHandleChecked(); |
| 3493 | CHECK(return_value->SameValue(*eval_params[i].second)); |
| 3494 | } |
| 3495 | } |
| 3496 | |
| 3497 | |
| 3498 | TEST(InterpreterEvalGlobal) { |
| 3499 | HandleAndZoneScope handles; |
| 3500 | i::Isolate* isolate = handles.main_isolate(); |
| 3501 | i::Factory* factory = isolate->factory(); |
| 3502 | |
| 3503 | std::pair<const char*, Handle<Object>> eval_global[] = { |
| 3504 | {"function add_global() { eval('function test() { z = 33; }; test()'); };" |
| 3505 | "function f() { add_global(); return z; }; f();", |
| 3506 | handle(Smi::FromInt(33), isolate)}, |
| 3507 | {"function add_global() {\n" |
| 3508 | " eval('\"use strict\"; function test() { y = 33; };" |
| 3509 | " try { test() } catch(e) {}');\n" |
| 3510 | "}\n" |
| 3511 | "function f() { add_global(); return typeof y; } f();", |
| 3512 | factory->NewStringFromStaticChars("undefined")}, |
| 3513 | }; |
| 3514 | |
| 3515 | for (size_t i = 0; i < arraysize(eval_global); i++) { |
| 3516 | InterpreterTester tester(handles.main_isolate(), eval_global[i].first, |
| 3517 | "test"); |
| 3518 | auto callable = tester.GetCallable<>(); |
| 3519 | |
| 3520 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 3521 | CHECK(return_value->SameValue(*eval_global[i].second)); |
| 3522 | } |
| 3523 | } |
| 3524 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame^] | 3525 | |
| 3526 | TEST(InterpreterEvalVariableDecl) { |
| 3527 | HandleAndZoneScope handles; |
| 3528 | i::Isolate* isolate = handles.main_isolate(); |
| 3529 | i::Factory* factory = isolate->factory(); |
| 3530 | |
| 3531 | std::pair<const char*, Handle<Object>> eval_global[] = { |
| 3532 | {"function f() { eval('var x = 10; x++;'); return x; }", |
| 3533 | handle(Smi::FromInt(11), isolate)}, |
| 3534 | {"function f() { var x = 20; eval('var x = 10; x++;'); return x; }", |
| 3535 | handle(Smi::FromInt(11), isolate)}, |
| 3536 | {"function f() {" |
| 3537 | " var x = 20;" |
| 3538 | " eval('\"use strict\"; var x = 10; x++;');" |
| 3539 | " return x; }", |
| 3540 | handle(Smi::FromInt(20), isolate)}, |
| 3541 | {"function f() {" |
| 3542 | " var y = 30;" |
| 3543 | " eval('var x = {1:20}; x[2]=y;');" |
| 3544 | " return x[2]; }", |
| 3545 | handle(Smi::FromInt(30), isolate)}, |
| 3546 | {"function f() {" |
| 3547 | " eval('var x = {name:\"test\"};');" |
| 3548 | " return x.name; }", |
| 3549 | factory->NewStringFromStaticChars("test")}, |
| 3550 | {"function f() {" |
| 3551 | " eval('var x = [{name:\"test\"}, {type:\"cc\"}];');" |
| 3552 | " return x[1].type+x[0].name; }", |
| 3553 | factory->NewStringFromStaticChars("cctest")}, |
| 3554 | {"function f() {\n" |
| 3555 | " var x = 3;\n" |
| 3556 | " var get_eval_x;\n" |
| 3557 | " eval('\"use strict\"; " |
| 3558 | " var x = 20; " |
| 3559 | " get_eval_x = function func() {return x;};');\n" |
| 3560 | " return get_eval_x() + x;\n" |
| 3561 | "}", |
| 3562 | handle(Smi::FromInt(23), isolate)}, |
| 3563 | // TODO(mythria): Add tests with const declarations. |
| 3564 | }; |
| 3565 | |
| 3566 | for (size_t i = 0; i < arraysize(eval_global); i++) { |
| 3567 | InterpreterTester tester(handles.main_isolate(), eval_global[i].first, "*"); |
| 3568 | auto callable = tester.GetCallable<>(); |
| 3569 | |
| 3570 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 3571 | CHECK(return_value->SameValue(*eval_global[i].second)); |
| 3572 | } |
| 3573 | } |
| 3574 | |
| 3575 | |
| 3576 | TEST(InterpreterEvalFunctionDecl) { |
| 3577 | HandleAndZoneScope handles; |
| 3578 | i::Isolate* isolate = handles.main_isolate(); |
| 3579 | |
| 3580 | std::pair<const char*, Handle<Object>> eval_func_decl[] = { |
| 3581 | {"function f() {\n" |
| 3582 | " var x = 3;\n" |
| 3583 | " eval('var x = 20;" |
| 3584 | " function get_x() {return x;};');\n" |
| 3585 | " return get_x() + x;\n" |
| 3586 | "}", |
| 3587 | handle(Smi::FromInt(40), isolate)}, |
| 3588 | }; |
| 3589 | |
| 3590 | for (size_t i = 0; i < arraysize(eval_func_decl); i++) { |
| 3591 | InterpreterTester tester(handles.main_isolate(), eval_func_decl[i].first, |
| 3592 | "*"); |
| 3593 | auto callable = tester.GetCallable<>(); |
| 3594 | |
| 3595 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 3596 | CHECK(return_value->SameValue(*eval_func_decl[i].second)); |
| 3597 | } |
| 3598 | } |
| 3599 | |
| 3600 | TEST(InterpreterWideRegisterArithmetic) { |
| 3601 | HandleAndZoneScope handles; |
| 3602 | i::Isolate* isolate = handles.main_isolate(); |
| 3603 | |
| 3604 | static const size_t kMaxRegisterForTest = 150; |
| 3605 | std::ostringstream os; |
| 3606 | os << "function " << InterpreterTester::function_name() << "(arg) {\n"; |
| 3607 | os << " var retval = -77;\n"; |
| 3608 | for (size_t i = 0; i < kMaxRegisterForTest; i++) { |
| 3609 | os << " var x" << i << " = " << i << ";\n"; |
| 3610 | } |
| 3611 | for (size_t i = 0; i < kMaxRegisterForTest / 2; i++) { |
| 3612 | size_t j = kMaxRegisterForTest - i - 1; |
| 3613 | os << " var tmp = x" << j << ";\n"; |
| 3614 | os << " var x" << j << " = x" << i << ";\n"; |
| 3615 | os << " var x" << i << " = tmp;\n"; |
| 3616 | } |
| 3617 | for (size_t i = 0; i < kMaxRegisterForTest / 2; i++) { |
| 3618 | size_t j = kMaxRegisterForTest - i - 1; |
| 3619 | os << " var tmp = x" << j << ";\n"; |
| 3620 | os << " var x" << j << " = x" << i << ";\n"; |
| 3621 | os << " var x" << i << " = tmp;\n"; |
| 3622 | } |
| 3623 | for (size_t i = 0; i < kMaxRegisterForTest; i++) { |
| 3624 | os << " if (arg == " << i << ") {\n" // |
| 3625 | << " retval = x" << i << ";\n" // |
| 3626 | << " }\n"; // |
| 3627 | } |
| 3628 | os << " return retval;\n"; |
| 3629 | os << "}\n"; |
| 3630 | |
| 3631 | std::string source = os.str(); |
| 3632 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 3633 | auto callable = tester.GetCallable<Handle<Object>>(); |
| 3634 | for (size_t i = 0; i < kMaxRegisterForTest; i++) { |
| 3635 | Handle<Object> arg = handle(Smi::FromInt(static_cast<int>(i)), isolate); |
| 3636 | Handle<Object> return_value = callable(arg).ToHandleChecked(); |
| 3637 | CHECK(return_value->SameValue(*arg)); |
| 3638 | } |
| 3639 | } |
| 3640 | |
| 3641 | TEST(InterpreterCallWideRegisters) { |
| 3642 | static const int kPeriod = 25; |
| 3643 | static const int kLength = 512; |
| 3644 | static const int kStartChar = 65; |
| 3645 | |
| 3646 | for (int pass = 0; pass < 3; pass += 1) { |
| 3647 | std::ostringstream os; |
| 3648 | for (int i = 0; i < pass * 97; i += 1) { |
| 3649 | os << "var x" << i << " = " << i << "\n"; |
| 3650 | } |
| 3651 | os << "return String.fromCharCode("; |
| 3652 | os << kStartChar; |
| 3653 | for (int i = 1; i < kLength; i += 1) { |
| 3654 | os << "," << kStartChar + (i % kPeriod); |
| 3655 | } |
| 3656 | os << ");"; |
| 3657 | std::string source = InterpreterTester::SourceForBody(os.str().c_str()); |
| 3658 | HandleAndZoneScope handles; |
| 3659 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 3660 | auto callable = tester.GetCallable(); |
| 3661 | Handle<Object> return_val = callable().ToHandleChecked(); |
| 3662 | Handle<String> return_string = Handle<String>::cast(return_val); |
| 3663 | CHECK_EQ(return_string->length(), kLength); |
| 3664 | for (int i = 0; i < kLength; i += 1) { |
| 3665 | CHECK_EQ(return_string->Get(i), 65 + (i % kPeriod)); |
| 3666 | } |
| 3667 | } |
| 3668 | } |
| 3669 | |
| 3670 | TEST(InterpreterWideParametersPickOne) { |
| 3671 | static const int kParameterCount = 130; |
| 3672 | for (int parameter = 0; parameter < 10; parameter++) { |
| 3673 | HandleAndZoneScope handles; |
| 3674 | i::Isolate* isolate = handles.main_isolate(); |
| 3675 | std::ostringstream os; |
| 3676 | os << "function " << InterpreterTester::function_name() << "(arg) {\n"; |
| 3677 | os << " function selector(i"; |
| 3678 | for (int i = 0; i < kParameterCount; i++) { |
| 3679 | os << "," |
| 3680 | << "a" << i; |
| 3681 | } |
| 3682 | os << ") {\n"; |
| 3683 | os << " return a" << parameter << ";\n"; |
| 3684 | os << " };\n"; |
| 3685 | os << " return selector(arg"; |
| 3686 | for (int i = 0; i < kParameterCount; i++) { |
| 3687 | os << "," << i; |
| 3688 | } |
| 3689 | os << ");"; |
| 3690 | os << "}\n"; |
| 3691 | |
| 3692 | std::string source = os.str(); |
| 3693 | InterpreterTester tester(handles.main_isolate(), source.c_str(), "*"); |
| 3694 | auto callable = tester.GetCallable<Handle<Object>>(); |
| 3695 | Handle<Object> arg = handle(Smi::FromInt(0xaa55), isolate); |
| 3696 | Handle<Object> return_value = callable(arg).ToHandleChecked(); |
| 3697 | Handle<Smi> actual = Handle<Smi>::cast(return_value); |
| 3698 | CHECK_EQ(actual->value(), parameter); |
| 3699 | } |
| 3700 | } |
| 3701 | |
| 3702 | TEST(InterpreterWideParametersSummation) { |
| 3703 | static int kParameterCount = 200; |
| 3704 | static int kBaseValue = 17000; |
| 3705 | HandleAndZoneScope handles; |
| 3706 | i::Isolate* isolate = handles.main_isolate(); |
| 3707 | std::ostringstream os; |
| 3708 | os << "function " << InterpreterTester::function_name() << "(arg) {\n"; |
| 3709 | os << " function summation(i"; |
| 3710 | for (int i = 0; i < kParameterCount; i++) { |
| 3711 | os << "," |
| 3712 | << "a" << i; |
| 3713 | } |
| 3714 | os << ") {\n"; |
| 3715 | os << " var sum = " << kBaseValue << ";\n"; |
| 3716 | os << " switch(i) {\n"; |
| 3717 | for (int i = 0; i < kParameterCount; i++) { |
| 3718 | int j = kParameterCount - i - 1; |
| 3719 | os << " case " << j << ": sum += a" << j << ";\n"; |
| 3720 | } |
| 3721 | os << " }\n"; |
| 3722 | os << " return sum;\n"; |
| 3723 | os << " };\n"; |
| 3724 | os << " return summation(arg"; |
| 3725 | for (int i = 0; i < kParameterCount; i++) { |
| 3726 | os << "," << i; |
| 3727 | } |
| 3728 | os << ");"; |
| 3729 | os << "}\n"; |
| 3730 | |
| 3731 | std::string source = os.str(); |
| 3732 | InterpreterTester tester(handles.main_isolate(), source.c_str(), "*"); |
| 3733 | auto callable = tester.GetCallable<Handle<Object>>(); |
| 3734 | for (int i = 0; i < kParameterCount; i++) { |
| 3735 | Handle<Object> arg = handle(Smi::FromInt(i), isolate); |
| 3736 | Handle<Object> return_value = callable(arg).ToHandleChecked(); |
| 3737 | int expected = kBaseValue + i * (i + 1) / 2; |
| 3738 | Handle<Smi> actual = Handle<Smi>::cast(return_value); |
| 3739 | CHECK_EQ(actual->value(), expected); |
| 3740 | } |
| 3741 | } |
| 3742 | |
| 3743 | TEST(InterpreterDoExpression) { |
| 3744 | bool old_flag = FLAG_harmony_do_expressions; |
| 3745 | FLAG_harmony_do_expressions = true; |
| 3746 | |
| 3747 | HandleAndZoneScope handles; |
| 3748 | i::Isolate* isolate = handles.main_isolate(); |
| 3749 | Factory* factory = isolate->factory(); |
| 3750 | |
| 3751 | std::pair<const char*, Handle<Object>> do_expr[] = { |
| 3752 | {"var a = do {}; return a;", factory->undefined_value()}, |
| 3753 | {"var a = do { var x = 100; }; return a;", factory->undefined_value()}, |
| 3754 | {"var a = do { var x = 100; }; return a;", factory->undefined_value()}, |
| 3755 | {"var a = do { var x = 100; x++; }; return a;", |
| 3756 | handle(Smi::FromInt(100), isolate)}, |
| 3757 | {"var i = 0; for (; i < 5;) { i = do { if (i == 3) { break; }; i + 1; }};" |
| 3758 | "return i;", |
| 3759 | handle(Smi::FromInt(3), isolate)}, |
| 3760 | }; |
| 3761 | |
| 3762 | for (size_t i = 0; i < arraysize(do_expr); i++) { |
| 3763 | std::string source(InterpreterTester::SourceForBody(do_expr[i].first)); |
| 3764 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 3765 | auto callable = tester.GetCallable<>(); |
| 3766 | |
| 3767 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 3768 | CHECK(return_value->SameValue(*do_expr[i].second)); |
| 3769 | } |
| 3770 | |
| 3771 | FLAG_harmony_do_expressions = old_flag; |
| 3772 | } |
| 3773 | |
| 3774 | TEST(InterpreterWithStatement) { |
| 3775 | HandleAndZoneScope handles; |
| 3776 | i::Isolate* isolate = handles.main_isolate(); |
| 3777 | |
| 3778 | std::pair<const char*, Handle<Object>> with_stmt[] = { |
| 3779 | {"with({x:42}) return x;", handle(Smi::FromInt(42), isolate)}, |
| 3780 | {"with({}) { var y = 10; return y;}", handle(Smi::FromInt(10), isolate)}, |
| 3781 | {"var y = {x:42};" |
| 3782 | " function inner() {" |
| 3783 | " var x = 20;" |
| 3784 | " with(y) return x;" |
| 3785 | "}" |
| 3786 | "return inner();", |
| 3787 | handle(Smi::FromInt(42), isolate)}, |
| 3788 | {"var y = {x:42};" |
| 3789 | " function inner(o) {" |
| 3790 | " var x = 20;" |
| 3791 | " with(o) return x;" |
| 3792 | "}" |
| 3793 | "return inner(y);", |
| 3794 | handle(Smi::FromInt(42), isolate)}, |
| 3795 | }; |
| 3796 | |
| 3797 | for (size_t i = 0; i < arraysize(with_stmt); i++) { |
| 3798 | std::string source(InterpreterTester::SourceForBody(with_stmt[i].first)); |
| 3799 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 3800 | auto callable = tester.GetCallable<>(); |
| 3801 | |
| 3802 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 3803 | CHECK(return_value->SameValue(*with_stmt[i].second)); |
| 3804 | } |
| 3805 | } |
| 3806 | |
| 3807 | TEST(InterpreterClassLiterals) { |
| 3808 | HandleAndZoneScope handles; |
| 3809 | i::Isolate* isolate = handles.main_isolate(); |
| 3810 | std::pair<const char*, Handle<Object>> examples[] = { |
| 3811 | {"class C {\n" |
| 3812 | " constructor(x) { this.x_ = x; }\n" |
| 3813 | " method() { return this.x_; }\n" |
| 3814 | "}\n" |
| 3815 | "return new C(99).method();", |
| 3816 | handle(Smi::FromInt(99), isolate)}, |
| 3817 | {"class C {\n" |
| 3818 | " constructor(x) { this.x_ = x; }\n" |
| 3819 | " static static_method(x) { return x; }\n" |
| 3820 | "}\n" |
| 3821 | "return C.static_method(101);", |
| 3822 | handle(Smi::FromInt(101), isolate)}, |
| 3823 | {"class C {\n" |
| 3824 | " get x() { return 102; }\n" |
| 3825 | "}\n" |
| 3826 | "return new C().x", |
| 3827 | handle(Smi::FromInt(102), isolate)}, |
| 3828 | {"class C {\n" |
| 3829 | " static get x() { return 103; }\n" |
| 3830 | "}\n" |
| 3831 | "return C.x", |
| 3832 | handle(Smi::FromInt(103), isolate)}, |
| 3833 | {"class C {\n" |
| 3834 | " constructor() { this.x_ = 0; }" |
| 3835 | " set x(value) { this.x_ = value; }\n" |
| 3836 | " get x() { return this.x_; }\n" |
| 3837 | "}\n" |
| 3838 | "var c = new C();" |
| 3839 | "c.x = 104;" |
| 3840 | "return c.x;", |
| 3841 | handle(Smi::FromInt(104), isolate)}, |
| 3842 | {"var x = 0;" |
| 3843 | "class C {\n" |
| 3844 | " static set x(value) { x = value; }\n" |
| 3845 | " static get x() { return x; }\n" |
| 3846 | "}\n" |
| 3847 | "C.x = 105;" |
| 3848 | "return C.x;", |
| 3849 | handle(Smi::FromInt(105), isolate)}, |
| 3850 | {"var method = 'f';" |
| 3851 | "class C {\n" |
| 3852 | " [method]() { return 106; }\n" |
| 3853 | "}\n" |
| 3854 | "return new C().f();", |
| 3855 | handle(Smi::FromInt(106), isolate)}, |
| 3856 | }; |
| 3857 | |
| 3858 | for (size_t i = 0; i < arraysize(examples); ++i) { |
| 3859 | std::string source(InterpreterTester::SourceForBody(examples[i].first)); |
| 3860 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 3861 | auto callable = tester.GetCallable<>(); |
| 3862 | |
| 3863 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 3864 | CHECK(return_value->SameValue(*examples[i].second)); |
| 3865 | } |
| 3866 | } |
| 3867 | |
| 3868 | TEST(InterpreterClassAndSuperClass) { |
| 3869 | HandleAndZoneScope handles; |
| 3870 | i::Isolate* isolate = handles.main_isolate(); |
| 3871 | std::pair<const char*, Handle<Object>> examples[] = { |
| 3872 | {"class A {\n" |
| 3873 | " constructor(x) { this.x_ = x; }\n" |
| 3874 | " method() { return this.x_; }\n" |
| 3875 | "}\n" |
| 3876 | "class B extends A {\n" |
| 3877 | " constructor(x, y) { super(x); this.y_ = y; }\n" |
| 3878 | " method() { return super.method() + 1; }\n" |
| 3879 | "}\n" |
| 3880 | "return new B(998, 0).method();\n", |
| 3881 | handle(Smi::FromInt(999), isolate)}, |
| 3882 | {"class A {\n" |
| 3883 | " constructor() { this.x_ = 2; this.y_ = 3; }\n" |
| 3884 | "}\n" |
| 3885 | "class B extends A {\n" |
| 3886 | " constructor() { super(); }" |
| 3887 | " method() { this.x_++; this.y_++; return this.x_ + this.y_; }\n" |
| 3888 | "}\n" |
| 3889 | "return new B().method();\n", |
| 3890 | handle(Smi::FromInt(7), isolate)}, |
| 3891 | {"var calls = 0;\n" |
| 3892 | "class B {}\n" |
| 3893 | "B.prototype.x = 42;\n" |
| 3894 | "class C extends B {\n" |
| 3895 | " constructor() {\n" |
| 3896 | " super();\n" |
| 3897 | " calls++;\n" |
| 3898 | " }\n" |
| 3899 | "}\n" |
| 3900 | "new C;\n" |
| 3901 | "return calls;\n", |
| 3902 | handle(Smi::FromInt(1), isolate)}, |
| 3903 | {"class A {\n" |
| 3904 | " method() { return 1; }\n" |
| 3905 | " get x() { return 2; }\n" |
| 3906 | "}\n" |
| 3907 | "class B extends A {\n" |
| 3908 | " method() { return super.x === 2 ? super.method() : -1; }\n" |
| 3909 | "}\n" |
| 3910 | "return new B().method();\n", |
| 3911 | handle(Smi::FromInt(1), isolate)}, |
| 3912 | {"var object = { setY(v) { super.y = v; }};\n" |
| 3913 | "object.setY(10);\n" |
| 3914 | "return object.y;\n", |
| 3915 | handle(Smi::FromInt(10), isolate)}, |
| 3916 | }; |
| 3917 | |
| 3918 | for (size_t i = 0; i < arraysize(examples); ++i) { |
| 3919 | std::string source(InterpreterTester::SourceForBody(examples[i].first)); |
| 3920 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 3921 | auto callable = tester.GetCallable<>(); |
| 3922 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 3923 | CHECK(return_value->SameValue(*examples[i].second)); |
| 3924 | } |
| 3925 | } |
| 3926 | |
| 3927 | TEST(InterpreterConstDeclaration) { |
| 3928 | HandleAndZoneScope handles; |
| 3929 | i::Isolate* isolate = handles.main_isolate(); |
| 3930 | i::Factory* factory = isolate->factory(); |
| 3931 | |
| 3932 | std::pair<const char*, Handle<Object>> const_decl[] = { |
| 3933 | {"const x = 3; return x;", handle(Smi::FromInt(3), isolate)}, |
| 3934 | {"let x = 10; x = x + 20; return x;", handle(Smi::FromInt(30), isolate)}, |
| 3935 | {"let x = 10; x = 20; return x;", handle(Smi::FromInt(20), isolate)}, |
| 3936 | {"let x; x = 20; return x;", handle(Smi::FromInt(20), isolate)}, |
| 3937 | {"let x; return x;", factory->undefined_value()}, |
| 3938 | {"var x = 10; { let x = 30; } return x;", |
| 3939 | handle(Smi::FromInt(10), isolate)}, |
| 3940 | {"let x = 10; { let x = 20; } return x;", |
| 3941 | handle(Smi::FromInt(10), isolate)}, |
| 3942 | {"var x = 10; eval('let x = 20;'); return x;", |
| 3943 | handle(Smi::FromInt(10), isolate)}, |
| 3944 | {"var x = 10; eval('const x = 20;'); return x;", |
| 3945 | handle(Smi::FromInt(10), isolate)}, |
| 3946 | {"var x = 10; { const x = 20; } return x;", |
| 3947 | handle(Smi::FromInt(10), isolate)}, |
| 3948 | {"var x = 10; { const x = 20; return x;} return -1;", |
| 3949 | handle(Smi::FromInt(20), isolate)}, |
| 3950 | {"var a = 10;\n" |
| 3951 | "for (var i = 0; i < 10; ++i) {\n" |
| 3952 | " const x = i;\n" // const declarations are block scoped. |
| 3953 | " a = a + x;\n" |
| 3954 | "}\n" |
| 3955 | "return a;\n", |
| 3956 | handle(Smi::FromInt(55), isolate)}, |
| 3957 | }; |
| 3958 | |
| 3959 | // Tests for sloppy mode. |
| 3960 | for (size_t i = 0; i < arraysize(const_decl); i++) { |
| 3961 | std::string source(InterpreterTester::SourceForBody(const_decl[i].first)); |
| 3962 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 3963 | auto callable = tester.GetCallable<>(); |
| 3964 | |
| 3965 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 3966 | CHECK(return_value->SameValue(*const_decl[i].second)); |
| 3967 | } |
| 3968 | |
| 3969 | // Tests for strict mode. |
| 3970 | for (size_t i = 0; i < arraysize(const_decl); i++) { |
| 3971 | std::string strict_body = |
| 3972 | "'use strict'; " + std::string(const_decl[i].first); |
| 3973 | std::string source(InterpreterTester::SourceForBody(strict_body.c_str())); |
| 3974 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 3975 | auto callable = tester.GetCallable<>(); |
| 3976 | |
| 3977 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 3978 | CHECK(return_value->SameValue(*const_decl[i].second)); |
| 3979 | } |
| 3980 | } |
| 3981 | |
| 3982 | TEST(InterpreterConstDeclarationLookupSlots) { |
| 3983 | HandleAndZoneScope handles; |
| 3984 | i::Isolate* isolate = handles.main_isolate(); |
| 3985 | i::Factory* factory = isolate->factory(); |
| 3986 | |
| 3987 | std::pair<const char*, Handle<Object>> const_decl[] = { |
| 3988 | {"const x = 3; function f1() {return x;}; return x;", |
| 3989 | handle(Smi::FromInt(3), isolate)}, |
| 3990 | {"let x = 10; x = x + 20; function f1() {return x;}; return x;", |
| 3991 | handle(Smi::FromInt(30), isolate)}, |
| 3992 | {"let x; x = 20; function f1() {return x;}; return x;", |
| 3993 | handle(Smi::FromInt(20), isolate)}, |
| 3994 | {"let x; function f1() {return x;}; return x;", |
| 3995 | factory->undefined_value()}, |
| 3996 | }; |
| 3997 | |
| 3998 | // Tests for sloppy mode. |
| 3999 | for (size_t i = 0; i < arraysize(const_decl); i++) { |
| 4000 | std::string source(InterpreterTester::SourceForBody(const_decl[i].first)); |
| 4001 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 4002 | auto callable = tester.GetCallable<>(); |
| 4003 | |
| 4004 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 4005 | CHECK(return_value->SameValue(*const_decl[i].second)); |
| 4006 | } |
| 4007 | |
| 4008 | // Tests for strict mode. |
| 4009 | for (size_t i = 0; i < arraysize(const_decl); i++) { |
| 4010 | std::string strict_body = |
| 4011 | "'use strict'; " + std::string(const_decl[i].first); |
| 4012 | std::string source(InterpreterTester::SourceForBody(strict_body.c_str())); |
| 4013 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 4014 | auto callable = tester.GetCallable<>(); |
| 4015 | |
| 4016 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 4017 | CHECK(return_value->SameValue(*const_decl[i].second)); |
| 4018 | } |
| 4019 | } |
| 4020 | |
| 4021 | TEST(InterpreterConstInLookupContextChain) { |
| 4022 | HandleAndZoneScope handles; |
| 4023 | i::Isolate* isolate = handles.main_isolate(); |
| 4024 | |
| 4025 | const char* prologue = |
| 4026 | "function OuterMost() {\n" |
| 4027 | " const outerConst = 10;\n" |
| 4028 | " let outerLet = 20;\n" |
| 4029 | " function Outer() {\n" |
| 4030 | " function Inner() {\n" |
| 4031 | " this.innerFunc = function() { "; |
| 4032 | const char* epilogue = |
| 4033 | " }\n" |
| 4034 | " }\n" |
| 4035 | " this.getInnerFunc =" |
| 4036 | " function() {return new Inner().innerFunc;}\n" |
| 4037 | " }\n" |
| 4038 | " this.getOuterFunc =" |
| 4039 | " function() {return new Outer().getInnerFunc();}" |
| 4040 | "}\n" |
| 4041 | "var f = new OuterMost().getOuterFunc();\n" |
| 4042 | "f();\n"; |
| 4043 | std::pair<const char*, Handle<Object>> const_decl[] = { |
| 4044 | {"return outerConst;", handle(Smi::FromInt(10), isolate)}, |
| 4045 | {"return outerLet;", handle(Smi::FromInt(20), isolate)}, |
| 4046 | {"outerLet = 30; return outerLet;", handle(Smi::FromInt(30), isolate)}, |
| 4047 | {"var outerLet = 40; return outerLet;", |
| 4048 | handle(Smi::FromInt(40), isolate)}, |
| 4049 | {"var outerConst = 50; return outerConst;", |
| 4050 | handle(Smi::FromInt(50), isolate)}, |
| 4051 | {"try { outerConst = 30 } catch(e) { return -1; }", |
| 4052 | handle(Smi::FromInt(-1), isolate)}}; |
| 4053 | |
| 4054 | for (size_t i = 0; i < arraysize(const_decl); i++) { |
| 4055 | std::string script = std::string(prologue) + |
| 4056 | std::string(const_decl[i].first) + |
| 4057 | std::string(epilogue); |
| 4058 | InterpreterTester tester(handles.main_isolate(), script.c_str(), "*"); |
| 4059 | auto callable = tester.GetCallable<>(); |
| 4060 | |
| 4061 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 4062 | CHECK(return_value->SameValue(*const_decl[i].second)); |
| 4063 | } |
| 4064 | |
| 4065 | // Tests for Legacy constant. |
| 4066 | bool old_flag_legacy_const = FLAG_legacy_const; |
| 4067 | FLAG_legacy_const = true; |
| 4068 | |
| 4069 | std::pair<const char*, Handle<Object>> legacy_const_decl[] = { |
| 4070 | {"return outerConst = 23;", handle(Smi::FromInt(23), isolate)}, |
| 4071 | {"outerConst = 30; return outerConst;", |
| 4072 | handle(Smi::FromInt(10), isolate)}, |
| 4073 | }; |
| 4074 | |
| 4075 | for (size_t i = 0; i < arraysize(legacy_const_decl); i++) { |
| 4076 | std::string script = std::string(prologue) + |
| 4077 | std::string(legacy_const_decl[i].first) + |
| 4078 | std::string(epilogue); |
| 4079 | InterpreterTester tester(handles.main_isolate(), script.c_str(), "*"); |
| 4080 | auto callable = tester.GetCallable<>(); |
| 4081 | |
| 4082 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 4083 | CHECK(return_value->SameValue(*legacy_const_decl[i].second)); |
| 4084 | } |
| 4085 | |
| 4086 | FLAG_legacy_const = old_flag_legacy_const; |
| 4087 | } |
| 4088 | |
| 4089 | TEST(InterpreterIllegalConstDeclaration) { |
| 4090 | HandleAndZoneScope handles; |
| 4091 | |
| 4092 | std::pair<const char*, const char*> const_decl[] = { |
| 4093 | {"const x = x = 10 + 3; return x;", |
| 4094 | "Uncaught ReferenceError: x is not defined"}, |
| 4095 | {"const x = 10; x = 20; return x;", |
| 4096 | "Uncaught TypeError: Assignment to constant variable."}, |
| 4097 | {"const x = 10; { x = 20; } return x;", |
| 4098 | "Uncaught TypeError: Assignment to constant variable."}, |
| 4099 | {"const x = 10; eval('x = 20;'); return x;", |
| 4100 | "Uncaught TypeError: Assignment to constant variable."}, |
| 4101 | {"let x = x + 10; return x;", |
| 4102 | "Uncaught ReferenceError: x is not defined"}, |
| 4103 | {"'use strict'; (function f1() { f1 = 123; })() ", |
| 4104 | "Uncaught TypeError: Assignment to constant variable."}, |
| 4105 | }; |
| 4106 | |
| 4107 | // Tests for sloppy mode. |
| 4108 | for (size_t i = 0; i < arraysize(const_decl); i++) { |
| 4109 | std::string source(InterpreterTester::SourceForBody(const_decl[i].first)); |
| 4110 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 4111 | v8::Local<v8::String> message = tester.CheckThrowsReturnMessage()->Get(); |
| 4112 | v8::Local<v8::String> expected_string = v8_str(const_decl[i].second); |
| 4113 | CHECK( |
| 4114 | message->Equals(CcTest::isolate()->GetCurrentContext(), expected_string) |
| 4115 | .FromJust()); |
| 4116 | } |
| 4117 | |
| 4118 | // Tests for strict mode. |
| 4119 | for (size_t i = 0; i < arraysize(const_decl); i++) { |
| 4120 | std::string strict_body = |
| 4121 | "'use strict'; " + std::string(const_decl[i].first); |
| 4122 | std::string source(InterpreterTester::SourceForBody(strict_body.c_str())); |
| 4123 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 4124 | v8::Local<v8::String> message = tester.CheckThrowsReturnMessage()->Get(); |
| 4125 | v8::Local<v8::String> expected_string = v8_str(const_decl[i].second); |
| 4126 | CHECK( |
| 4127 | message->Equals(CcTest::isolate()->GetCurrentContext(), expected_string) |
| 4128 | .FromJust()); |
| 4129 | } |
| 4130 | } |
| 4131 | |
| 4132 | TEST(InterpreterLegacyConstDeclaration) { |
| 4133 | bool old_flag_legacy_const = FLAG_legacy_const; |
| 4134 | FLAG_legacy_const = true; |
| 4135 | |
| 4136 | HandleAndZoneScope handles; |
| 4137 | i::Isolate* isolate = handles.main_isolate(); |
| 4138 | |
| 4139 | std::pair<const char*, Handle<Object>> const_decl[] = { |
| 4140 | {"const x = (x = 10) + 3; return x;", handle(Smi::FromInt(13), isolate)}, |
| 4141 | {"const x = 10; x = 20; return x;", handle(Smi::FromInt(10), isolate)}, |
| 4142 | {"var a = 10;\n" |
| 4143 | "for (var i = 0; i < 10; ++i) {\n" |
| 4144 | " const x = i;\n" // Legacy constants are not block scoped. |
| 4145 | " a = a + x;\n" |
| 4146 | "}\n" |
| 4147 | "return a;\n", |
| 4148 | handle(Smi::FromInt(10), isolate)}, |
| 4149 | {"const x = 20; eval('x = 10;'); return x;", |
| 4150 | handle(Smi::FromInt(20), isolate)}, |
| 4151 | }; |
| 4152 | |
| 4153 | for (size_t i = 0; i < arraysize(const_decl); i++) { |
| 4154 | std::string source(InterpreterTester::SourceForBody(const_decl[i].first)); |
| 4155 | InterpreterTester tester(handles.main_isolate(), source.c_str()); |
| 4156 | auto callable = tester.GetCallable<>(); |
| 4157 | |
| 4158 | Handle<i::Object> return_value = callable().ToHandleChecked(); |
| 4159 | CHECK(return_value->SameValue(*const_decl[i].second)); |
| 4160 | } |
| 4161 | |
| 4162 | FLAG_legacy_const = old_flag_legacy_const; |
| 4163 | } |
| 4164 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 4165 | } // namespace interpreter |
| 4166 | } // namespace internal |
| 4167 | } // namespace v8 |