2445a502dd
With an instance of CodeStubArguments, builtin stub generators can generate code that accesses the receiver passed to the builtin, as well as access and iterate over the variable number of arguments that are passed in. Review-Url: https://codereview.chromium.org/2469273003 Cr-Commit-Position: refs/heads/master@{#40726}
1980 lines
67 KiB
C++
1980 lines
67 KiB
C++
// Copyright 2015 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "src/base/utils/random-number-generator.h"
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#include "src/code-factory.h"
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#include "src/code-stub-assembler.h"
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#include "src/compiler/node.h"
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#include "src/ic/stub-cache.h"
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#include "src/isolate.h"
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#include "test/cctest/compiler/code-assembler-tester.h"
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#include "test/cctest/compiler/function-tester.h"
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namespace v8 {
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namespace internal {
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using compiler::FunctionTester;
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using compiler::Node;
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typedef compiler::CodeAssemblerTesterImpl<CodeStubAssembler>
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CodeStubAssemblerTester;
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TEST(FixedArrayAccessSmiIndex) {
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Isolate* isolate(CcTest::InitIsolateOnce());
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VoidDescriptor descriptor(isolate);
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CodeStubAssemblerTester m(isolate, descriptor);
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Handle<FixedArray> array = isolate->factory()->NewFixedArray(5);
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array->set(4, Smi::FromInt(733));
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m.Return(m.LoadFixedArrayElement(m.HeapConstant(array),
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m.SmiTag(m.Int32Constant(4)), 0,
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CodeStubAssembler::SMI_PARAMETERS));
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Handle<Code> code = m.GenerateCode();
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FunctionTester ft(descriptor, code);
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MaybeHandle<Object> result = ft.Call();
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CHECK_EQ(733, Handle<Smi>::cast(result.ToHandleChecked())->value());
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}
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TEST(LoadHeapNumberValue) {
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Isolate* isolate(CcTest::InitIsolateOnce());
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VoidDescriptor descriptor(isolate);
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CodeStubAssemblerTester m(isolate, descriptor);
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Handle<HeapNumber> number = isolate->factory()->NewHeapNumber(1234);
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m.Return(m.SmiTag(
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m.ChangeFloat64ToUint32(m.LoadHeapNumberValue(m.HeapConstant(number)))));
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Handle<Code> code = m.GenerateCode();
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FunctionTester ft(descriptor, code);
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MaybeHandle<Object> result = ft.Call();
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CHECK_EQ(1234, Handle<Smi>::cast(result.ToHandleChecked())->value());
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}
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TEST(LoadInstanceType) {
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Isolate* isolate(CcTest::InitIsolateOnce());
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VoidDescriptor descriptor(isolate);
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CodeStubAssemblerTester m(isolate, descriptor);
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Handle<HeapObject> undefined = isolate->factory()->undefined_value();
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m.Return(m.SmiTag(m.LoadInstanceType(m.HeapConstant(undefined))));
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Handle<Code> code = m.GenerateCode();
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FunctionTester ft(descriptor, code);
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MaybeHandle<Object> result = ft.Call();
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CHECK_EQ(InstanceType::ODDBALL_TYPE,
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Handle<Smi>::cast(result.ToHandleChecked())->value());
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}
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TEST(DecodeWordFromWord32) {
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Isolate* isolate(CcTest::InitIsolateOnce());
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VoidDescriptor descriptor(isolate);
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CodeStubAssemblerTester m(isolate, descriptor);
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class TestBitField : public BitField<unsigned, 3, 3> {};
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m.Return(
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m.SmiTag(m.DecodeWordFromWord32<TestBitField>(m.Int32Constant(0x2f))));
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Handle<Code> code = m.GenerateCode();
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FunctionTester ft(descriptor, code);
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MaybeHandle<Object> result = ft.Call();
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// value = 00101111
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// mask = 00111000
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// result = 101
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CHECK_EQ(5, Handle<Smi>::cast(result.ToHandleChecked())->value());
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}
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TEST(JSFunction) {
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const int kNumParams = 3; // Receiver, left, right.
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Isolate* isolate(CcTest::InitIsolateOnce());
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CodeStubAssemblerTester m(isolate, kNumParams);
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m.Return(m.SmiFromWord32(m.Int32Add(m.SmiToWord32(m.Parameter(1)),
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m.SmiToWord32(m.Parameter(2)))));
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Handle<Code> code = m.GenerateCode();
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FunctionTester ft(code, kNumParams);
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MaybeHandle<Object> result = ft.Call(isolate->factory()->undefined_value(),
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handle(Smi::FromInt(23), isolate),
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handle(Smi::FromInt(34), isolate));
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CHECK_EQ(57, Handle<Smi>::cast(result.ToHandleChecked())->value());
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}
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TEST(ComputeIntegerHash) {
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Isolate* isolate(CcTest::InitIsolateOnce());
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const int kNumParams = 2;
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CodeStubAssemblerTester m(isolate, kNumParams);
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m.Return(m.SmiFromWord32(m.ComputeIntegerHash(
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m.SmiToWord32(m.Parameter(0)), m.SmiToWord32(m.Parameter(1)))));
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Handle<Code> code = m.GenerateCode();
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FunctionTester ft(code, kNumParams);
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Handle<Smi> hash_seed = isolate->factory()->hash_seed();
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base::RandomNumberGenerator rand_gen(FLAG_random_seed);
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for (int i = 0; i < 1024; i++) {
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int k = rand_gen.NextInt(Smi::kMaxValue);
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Handle<Smi> key(Smi::FromInt(k), isolate);
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Handle<Object> result = ft.Call(key, hash_seed).ToHandleChecked();
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uint32_t hash = ComputeIntegerHash(k, hash_seed->value());
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Smi* expected = Smi::FromInt(hash & Smi::kMaxValue);
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CHECK_EQ(expected, Smi::cast(*result));
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}
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}
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TEST(ToString) {
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Isolate* isolate(CcTest::InitIsolateOnce());
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const int kNumParams = 1;
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CodeStubAssemblerTester m(isolate, kNumParams);
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m.Return(m.ToString(m.Parameter(kNumParams + 2), m.Parameter(0)));
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Handle<Code> code = m.GenerateCode();
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FunctionTester ft(code, kNumParams);
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Handle<FixedArray> test_cases = isolate->factory()->NewFixedArray(5);
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Handle<FixedArray> smi_test = isolate->factory()->NewFixedArray(2);
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smi_test->set(0, Smi::FromInt(42));
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Handle<String> str(isolate->factory()->InternalizeUtf8String("42"));
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smi_test->set(1, *str);
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test_cases->set(0, *smi_test);
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Handle<FixedArray> number_test = isolate->factory()->NewFixedArray(2);
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Handle<HeapNumber> num(isolate->factory()->NewHeapNumber(3.14));
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number_test->set(0, *num);
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str = isolate->factory()->InternalizeUtf8String("3.14");
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number_test->set(1, *str);
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test_cases->set(1, *number_test);
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Handle<FixedArray> string_test = isolate->factory()->NewFixedArray(2);
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str = isolate->factory()->InternalizeUtf8String("test");
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string_test->set(0, *str);
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string_test->set(1, *str);
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test_cases->set(2, *string_test);
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Handle<FixedArray> oddball_test = isolate->factory()->NewFixedArray(2);
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oddball_test->set(0, isolate->heap()->undefined_value());
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str = isolate->factory()->InternalizeUtf8String("undefined");
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oddball_test->set(1, *str);
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test_cases->set(3, *oddball_test);
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Handle<FixedArray> tostring_test = isolate->factory()->NewFixedArray(2);
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Handle<FixedArray> js_array_storage = isolate->factory()->NewFixedArray(2);
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js_array_storage->set(0, Smi::FromInt(1));
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js_array_storage->set(1, Smi::FromInt(2));
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Handle<JSArray> js_array = isolate->factory()->NewJSArray(2);
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JSArray::SetContent(js_array, js_array_storage);
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tostring_test->set(0, *js_array);
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str = isolate->factory()->InternalizeUtf8String("1,2");
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tostring_test->set(1, *str);
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test_cases->set(4, *tostring_test);
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for (int i = 0; i < 5; ++i) {
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Handle<FixedArray> test = handle(FixedArray::cast(test_cases->get(i)));
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Handle<Object> obj = handle(test->get(0), isolate);
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Handle<String> expected = handle(String::cast(test->get(1)));
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Handle<Object> result = ft.Call(obj).ToHandleChecked();
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CHECK(result->IsString());
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CHECK(String::Equals(Handle<String>::cast(result), expected));
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}
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}
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TEST(FlattenString) {
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Isolate* isolate(CcTest::InitIsolateOnce());
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const int kNumParams = 1;
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CodeStubAssemblerTester m(isolate, kNumParams);
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m.Return(m.FlattenString(m.Parameter(0)));
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Handle<Code> code = m.GenerateCode();
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FunctionTester ft(code, kNumParams);
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Handle<FixedArray> test_cases(isolate->factory()->NewFixedArray(4));
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Handle<String> expected(
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isolate->factory()->InternalizeUtf8String("hello, world!"));
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test_cases->set(0, *expected);
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Handle<String> string(
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isolate->factory()->InternalizeUtf8String("filler hello, world! filler"));
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Handle<String> sub_string(
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isolate->factory()->NewProperSubString(string, 7, 20));
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test_cases->set(1, *sub_string);
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Handle<String> hello(isolate->factory()->InternalizeUtf8String("hello,"));
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Handle<String> world(isolate->factory()->InternalizeUtf8String(" world!"));
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Handle<String> cons_str(
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isolate->factory()->NewConsString(hello, world).ToHandleChecked());
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test_cases->set(2, *cons_str);
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Handle<String> empty(isolate->factory()->InternalizeUtf8String(""));
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Handle<String> fake_cons_str(
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isolate->factory()->NewConsString(expected, empty).ToHandleChecked());
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test_cases->set(3, *fake_cons_str);
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for (int i = 0; i < 4; ++i) {
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Handle<String> test = handle(String::cast(test_cases->get(i)));
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Handle<Object> result = ft.Call(test).ToHandleChecked();
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CHECK(result->IsString());
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CHECK(Handle<String>::cast(result)->IsFlat());
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CHECK(String::Equals(Handle<String>::cast(result), expected));
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}
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}
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TEST(TryToName) {
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typedef CodeStubAssembler::Label Label;
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typedef CodeStubAssembler::Variable Variable;
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Isolate* isolate(CcTest::InitIsolateOnce());
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const int kNumParams = 3;
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CodeStubAssemblerTester m(isolate, kNumParams);
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enum Result { kKeyIsIndex, kKeyIsUnique, kBailout };
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{
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Node* key = m.Parameter(0);
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Node* expected_result = m.Parameter(1);
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Node* expected_arg = m.Parameter(2);
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Label passed(&m), failed(&m);
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Label if_keyisindex(&m), if_keyisunique(&m), if_bailout(&m);
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Variable var_index(&m, MachineType::PointerRepresentation());
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m.TryToName(key, &if_keyisindex, &var_index, &if_keyisunique, &if_bailout);
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m.Bind(&if_keyisindex);
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m.GotoUnless(
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m.WordEqual(expected_result, m.SmiConstant(Smi::FromInt(kKeyIsIndex))),
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&failed);
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m.Branch(m.WordEqual(m.SmiUntag(expected_arg), var_index.value()), &passed,
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&failed);
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m.Bind(&if_keyisunique);
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m.GotoUnless(
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m.WordEqual(expected_result, m.SmiConstant(Smi::FromInt(kKeyIsUnique))),
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&failed);
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m.Branch(m.WordEqual(expected_arg, key), &passed, &failed);
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m.Bind(&if_bailout);
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m.Branch(
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m.WordEqual(expected_result, m.SmiConstant(Smi::FromInt(kBailout))),
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&passed, &failed);
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m.Bind(&passed);
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m.Return(m.BooleanConstant(true));
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m.Bind(&failed);
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m.Return(m.BooleanConstant(false));
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}
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Handle<Code> code = m.GenerateCode();
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FunctionTester ft(code, kNumParams);
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Handle<Object> expect_index(Smi::FromInt(kKeyIsIndex), isolate);
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Handle<Object> expect_unique(Smi::FromInt(kKeyIsUnique), isolate);
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Handle<Object> expect_bailout(Smi::FromInt(kBailout), isolate);
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{
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// TryToName(<zero smi>) => if_keyisindex: smi value.
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Handle<Object> key(Smi::kZero, isolate);
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ft.CheckTrue(key, expect_index, key);
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}
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{
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// TryToName(<positive smi>) => if_keyisindex: smi value.
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Handle<Object> key(Smi::FromInt(153), isolate);
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ft.CheckTrue(key, expect_index, key);
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}
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{
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// TryToName(<negative smi>) => if_keyisindex: smi value.
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// A subsequent bounds check needs to take care of this case.
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Handle<Object> key(Smi::FromInt(-1), isolate);
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ft.CheckTrue(key, expect_index, key);
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}
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{
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// TryToName(<heap number with int value>) => if_keyisindex: number.
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Handle<Object> key(isolate->factory()->NewHeapNumber(153));
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Handle<Object> index(Smi::FromInt(153), isolate);
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ft.CheckTrue(key, expect_index, index);
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}
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{
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// TryToName(<symbol>) => if_keyisunique: <symbol>.
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Handle<Object> key = isolate->factory()->NewSymbol();
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ft.CheckTrue(key, expect_unique, key);
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}
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{
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// TryToName(<internalized string>) => if_keyisunique: <internalized string>
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Handle<Object> key = isolate->factory()->InternalizeUtf8String("test");
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ft.CheckTrue(key, expect_unique, key);
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}
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{
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// TryToName(<internalized number string>) => if_keyisindex: number.
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Handle<Object> key = isolate->factory()->InternalizeUtf8String("153");
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Handle<Object> index(Smi::FromInt(153), isolate);
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ft.CheckTrue(key, expect_index, index);
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}
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{
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// TryToName(<internalized uncacheable number string>) => bailout
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Handle<Object> key =
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isolate->factory()->InternalizeUtf8String("4294967294");
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ft.CheckTrue(key, expect_bailout);
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}
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{
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// TryToName(<non-internalized number string>) => if_keyisindex: number.
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Handle<String> key = isolate->factory()->NewStringFromAsciiChecked("153");
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uint32_t dummy;
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CHECK(key->AsArrayIndex(&dummy));
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CHECK(key->HasHashCode());
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CHECK(!key->IsInternalizedString());
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Handle<Object> index(Smi::FromInt(153), isolate);
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ft.CheckTrue(key, expect_index, index);
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}
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{
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// TryToName(<number string without cached index>) => bailout.
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Handle<String> key = isolate->factory()->NewStringFromAsciiChecked("153");
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CHECK(!key->HasHashCode());
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ft.CheckTrue(key, expect_bailout);
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}
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{
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// TryToName(<non-internalized string>) => bailout.
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Handle<Object> key = isolate->factory()->NewStringFromAsciiChecked("test");
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ft.CheckTrue(key, expect_bailout);
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}
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}
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namespace {
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template <typename Dictionary>
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void TestEntryToIndex() {
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Isolate* isolate(CcTest::InitIsolateOnce());
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const int kNumParams = 1;
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CodeStubAssemblerTester m(isolate, kNumParams);
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{
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Node* entry = m.SmiUntag(m.Parameter(0));
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Node* result = m.EntryToIndex<Dictionary>(entry);
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m.Return(m.SmiTag(result));
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}
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Handle<Code> code = m.GenerateCode();
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FunctionTester ft(code, kNumParams);
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// Test a wide range of entries but staying linear in the first 100 entries.
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for (int entry = 0; entry < Dictionary::kMaxCapacity;
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entry = entry * 1.01 + 1) {
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Handle<Object> result =
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ft.Call(handle(Smi::FromInt(entry), isolate)).ToHandleChecked();
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CHECK_EQ(Dictionary::EntryToIndex(entry), Smi::cast(*result)->value());
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}
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}
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TEST(NameDictionaryEntryToIndex) { TestEntryToIndex<NameDictionary>(); }
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TEST(GlobalDictionaryEntryToIndex) { TestEntryToIndex<GlobalDictionary>(); }
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} // namespace
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namespace {
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template <typename Dictionary>
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void TestNameDictionaryLookup() {
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typedef CodeStubAssembler::Label Label;
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typedef CodeStubAssembler::Variable Variable;
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Isolate* isolate(CcTest::InitIsolateOnce());
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const int kNumParams = 4;
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CodeStubAssemblerTester m(isolate, kNumParams);
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enum Result { kFound, kNotFound };
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{
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Node* dictionary = m.Parameter(0);
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Node* unique_name = m.Parameter(1);
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Node* expected_result = m.Parameter(2);
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Node* expected_arg = m.Parameter(3);
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Label passed(&m), failed(&m);
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Label if_found(&m), if_not_found(&m);
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Variable var_name_index(&m, MachineType::PointerRepresentation());
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m.NameDictionaryLookup<Dictionary>(dictionary, unique_name, &if_found,
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&var_name_index, &if_not_found);
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m.Bind(&if_found);
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m.GotoUnless(
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m.WordEqual(expected_result, m.SmiConstant(Smi::FromInt(kFound))),
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&failed);
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m.Branch(m.Word32Equal(m.SmiToWord32(expected_arg), var_name_index.value()),
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&passed, &failed);
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m.Bind(&if_not_found);
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m.Branch(
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m.WordEqual(expected_result, m.SmiConstant(Smi::FromInt(kNotFound))),
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&passed, &failed);
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m.Bind(&passed);
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m.Return(m.BooleanConstant(true));
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m.Bind(&failed);
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m.Return(m.BooleanConstant(false));
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}
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Handle<Code> code = m.GenerateCode();
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FunctionTester ft(code, kNumParams);
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Handle<Object> expect_found(Smi::FromInt(kFound), isolate);
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Handle<Object> expect_not_found(Smi::FromInt(kNotFound), isolate);
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Handle<Dictionary> dictionary = Dictionary::New(isolate, 40);
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PropertyDetails fake_details = PropertyDetails::Empty();
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Factory* factory = isolate->factory();
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Handle<Name> keys[] = {
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factory->InternalizeUtf8String("0"),
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factory->InternalizeUtf8String("42"),
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factory->InternalizeUtf8String("-153"),
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factory->InternalizeUtf8String("0.0"),
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factory->InternalizeUtf8String("4.2"),
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factory->InternalizeUtf8String(""),
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factory->InternalizeUtf8String("name"),
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factory->NewSymbol(),
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factory->NewPrivateSymbol(),
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};
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for (size_t i = 0; i < arraysize(keys); i++) {
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Handle<Object> value = factory->NewPropertyCell();
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dictionary = Dictionary::Add(dictionary, keys[i], value, fake_details);
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}
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for (size_t i = 0; i < arraysize(keys); i++) {
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int entry = dictionary->FindEntry(keys[i]);
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int name_index =
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Dictionary::EntryToIndex(entry) + Dictionary::kEntryKeyIndex;
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CHECK_NE(Dictionary::kNotFound, entry);
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Handle<Object> expected_name_index(Smi::FromInt(name_index), isolate);
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ft.CheckTrue(dictionary, keys[i], expect_found, expected_name_index);
|
|
}
|
|
|
|
Handle<Name> non_existing_keys[] = {
|
|
factory->InternalizeUtf8String("1"),
|
|
factory->InternalizeUtf8String("-42"),
|
|
factory->InternalizeUtf8String("153"),
|
|
factory->InternalizeUtf8String("-1.0"),
|
|
factory->InternalizeUtf8String("1.3"),
|
|
factory->InternalizeUtf8String("a"),
|
|
factory->InternalizeUtf8String("boom"),
|
|
factory->NewSymbol(),
|
|
factory->NewPrivateSymbol(),
|
|
};
|
|
|
|
for (size_t i = 0; i < arraysize(non_existing_keys); i++) {
|
|
int entry = dictionary->FindEntry(non_existing_keys[i]);
|
|
CHECK_EQ(Dictionary::kNotFound, entry);
|
|
|
|
ft.CheckTrue(dictionary, non_existing_keys[i], expect_not_found);
|
|
}
|
|
}
|
|
|
|
} // namespace
|
|
|
|
TEST(NameDictionaryLookup) { TestNameDictionaryLookup<NameDictionary>(); }
|
|
|
|
TEST(GlobalDictionaryLookup) { TestNameDictionaryLookup<GlobalDictionary>(); }
|
|
|
|
namespace {
|
|
|
|
template <typename Dictionary>
|
|
void TestNumberDictionaryLookup() {
|
|
typedef CodeStubAssembler::Label Label;
|
|
typedef CodeStubAssembler::Variable Variable;
|
|
Isolate* isolate(CcTest::InitIsolateOnce());
|
|
|
|
const int kNumParams = 4;
|
|
CodeStubAssemblerTester m(isolate, kNumParams);
|
|
|
|
enum Result { kFound, kNotFound };
|
|
{
|
|
Node* dictionary = m.Parameter(0);
|
|
Node* key = m.SmiToWord32(m.Parameter(1));
|
|
Node* expected_result = m.Parameter(2);
|
|
Node* expected_arg = m.Parameter(3);
|
|
|
|
Label passed(&m), failed(&m);
|
|
Label if_found(&m), if_not_found(&m);
|
|
Variable var_entry(&m, MachineType::PointerRepresentation());
|
|
|
|
m.NumberDictionaryLookup<Dictionary>(dictionary, key, &if_found, &var_entry,
|
|
&if_not_found);
|
|
m.Bind(&if_found);
|
|
m.GotoUnless(
|
|
m.WordEqual(expected_result, m.SmiConstant(Smi::FromInt(kFound))),
|
|
&failed);
|
|
m.Branch(m.Word32Equal(m.SmiToWord32(expected_arg), var_entry.value()),
|
|
&passed, &failed);
|
|
|
|
m.Bind(&if_not_found);
|
|
m.Branch(
|
|
m.WordEqual(expected_result, m.SmiConstant(Smi::FromInt(kNotFound))),
|
|
&passed, &failed);
|
|
|
|
m.Bind(&passed);
|
|
m.Return(m.BooleanConstant(true));
|
|
|
|
m.Bind(&failed);
|
|
m.Return(m.BooleanConstant(false));
|
|
}
|
|
|
|
Handle<Code> code = m.GenerateCode();
|
|
FunctionTester ft(code, kNumParams);
|
|
|
|
Handle<Object> expect_found(Smi::FromInt(kFound), isolate);
|
|
Handle<Object> expect_not_found(Smi::FromInt(kNotFound), isolate);
|
|
|
|
const int kKeysCount = 1000;
|
|
Handle<Dictionary> dictionary = Dictionary::New(isolate, kKeysCount);
|
|
uint32_t keys[kKeysCount];
|
|
|
|
Handle<Object> fake_value(Smi::FromInt(42), isolate);
|
|
PropertyDetails fake_details = PropertyDetails::Empty();
|
|
|
|
base::RandomNumberGenerator rand_gen(FLAG_random_seed);
|
|
|
|
for (int i = 0; i < kKeysCount; i++) {
|
|
int random_key = rand_gen.NextInt(Smi::kMaxValue);
|
|
keys[i] = static_cast<uint32_t>(random_key);
|
|
if (dictionary->FindEntry(keys[i]) != Dictionary::kNotFound) continue;
|
|
|
|
dictionary = Dictionary::Add(dictionary, keys[i], fake_value, fake_details);
|
|
}
|
|
|
|
// Now try querying existing keys.
|
|
for (int i = 0; i < kKeysCount; i++) {
|
|
int entry = dictionary->FindEntry(keys[i]);
|
|
CHECK_NE(Dictionary::kNotFound, entry);
|
|
|
|
Handle<Object> key(Smi::FromInt(keys[i]), isolate);
|
|
Handle<Object> expected_entry(Smi::FromInt(entry), isolate);
|
|
ft.CheckTrue(dictionary, key, expect_found, expected_entry);
|
|
}
|
|
|
|
// Now try querying random keys which do not exist in the dictionary.
|
|
for (int i = 0; i < kKeysCount;) {
|
|
int random_key = rand_gen.NextInt(Smi::kMaxValue);
|
|
int entry = dictionary->FindEntry(random_key);
|
|
if (entry != Dictionary::kNotFound) continue;
|
|
i++;
|
|
|
|
Handle<Object> key(Smi::FromInt(random_key), isolate);
|
|
ft.CheckTrue(dictionary, key, expect_not_found);
|
|
}
|
|
}
|
|
|
|
} // namespace
|
|
|
|
TEST(SeededNumberDictionaryLookup) {
|
|
TestNumberDictionaryLookup<SeededNumberDictionary>();
|
|
}
|
|
|
|
TEST(UnseededNumberDictionaryLookup) {
|
|
TestNumberDictionaryLookup<UnseededNumberDictionary>();
|
|
}
|
|
|
|
namespace {
|
|
|
|
void AddProperties(Handle<JSObject> object, Handle<Name> names[],
|
|
size_t count) {
|
|
Isolate* isolate = object->GetIsolate();
|
|
for (size_t i = 0; i < count; i++) {
|
|
Handle<Object> value(Smi::FromInt(static_cast<int>(42 + i)), isolate);
|
|
JSObject::AddProperty(object, names[i], value, NONE);
|
|
}
|
|
}
|
|
|
|
Handle<AccessorPair> CreateAccessorPair(FunctionTester* ft,
|
|
const char* getter_body,
|
|
const char* setter_body) {
|
|
Handle<AccessorPair> pair = ft->isolate->factory()->NewAccessorPair();
|
|
if (getter_body) {
|
|
pair->set_getter(*ft->NewFunction(getter_body));
|
|
}
|
|
if (setter_body) {
|
|
pair->set_setter(*ft->NewFunction(setter_body));
|
|
}
|
|
return pair;
|
|
}
|
|
|
|
void AddProperties(Handle<JSObject> object, Handle<Name> names[],
|
|
size_t names_count, Handle<Object> values[],
|
|
size_t values_count, int seed = 0) {
|
|
Isolate* isolate = object->GetIsolate();
|
|
for (size_t i = 0; i < names_count; i++) {
|
|
Handle<Object> value = values[(seed + i) % values_count];
|
|
if (value->IsAccessorPair()) {
|
|
Handle<AccessorPair> pair = Handle<AccessorPair>::cast(value);
|
|
Handle<Object> getter(pair->getter(), isolate);
|
|
Handle<Object> setter(pair->setter(), isolate);
|
|
JSObject::DefineAccessor(object, names[i], getter, setter, NONE).Check();
|
|
} else {
|
|
JSObject::AddProperty(object, names[i], value, NONE);
|
|
}
|
|
}
|
|
}
|
|
|
|
} // namespace
|
|
|
|
TEST(TryHasOwnProperty) {
|
|
typedef CodeStubAssembler::Label Label;
|
|
Isolate* isolate(CcTest::InitIsolateOnce());
|
|
|
|
const int kNumParams = 4;
|
|
CodeStubAssemblerTester m(isolate, kNumParams);
|
|
|
|
enum Result { kFound, kNotFound, kBailout };
|
|
{
|
|
Node* object = m.Parameter(0);
|
|
Node* unique_name = m.Parameter(1);
|
|
Node* expected_result = m.Parameter(2);
|
|
|
|
Label passed(&m), failed(&m);
|
|
Label if_found(&m), if_not_found(&m), if_bailout(&m);
|
|
|
|
Node* map = m.LoadMap(object);
|
|
Node* instance_type = m.LoadMapInstanceType(map);
|
|
|
|
m.TryHasOwnProperty(object, map, instance_type, unique_name, &if_found,
|
|
&if_not_found, &if_bailout);
|
|
|
|
m.Bind(&if_found);
|
|
m.Branch(m.WordEqual(expected_result, m.SmiConstant(Smi::FromInt(kFound))),
|
|
&passed, &failed);
|
|
|
|
m.Bind(&if_not_found);
|
|
m.Branch(
|
|
m.WordEqual(expected_result, m.SmiConstant(Smi::FromInt(kNotFound))),
|
|
&passed, &failed);
|
|
|
|
m.Bind(&if_bailout);
|
|
m.Branch(
|
|
m.WordEqual(expected_result, m.SmiConstant(Smi::FromInt(kBailout))),
|
|
&passed, &failed);
|
|
|
|
m.Bind(&passed);
|
|
m.Return(m.BooleanConstant(true));
|
|
|
|
m.Bind(&failed);
|
|
m.Return(m.BooleanConstant(false));
|
|
}
|
|
|
|
Handle<Code> code = m.GenerateCode();
|
|
FunctionTester ft(code, kNumParams);
|
|
|
|
Handle<Object> expect_found(Smi::FromInt(kFound), isolate);
|
|
Handle<Object> expect_not_found(Smi::FromInt(kNotFound), isolate);
|
|
Handle<Object> expect_bailout(Smi::FromInt(kBailout), isolate);
|
|
|
|
Factory* factory = isolate->factory();
|
|
|
|
Handle<Name> deleted_property_name =
|
|
factory->InternalizeUtf8String("deleted");
|
|
|
|
Handle<Name> names[] = {
|
|
factory->InternalizeUtf8String("a"),
|
|
factory->InternalizeUtf8String("bb"),
|
|
factory->InternalizeUtf8String("ccc"),
|
|
factory->InternalizeUtf8String("dddd"),
|
|
factory->InternalizeUtf8String("eeeee"),
|
|
factory->InternalizeUtf8String(""),
|
|
factory->InternalizeUtf8String("name"),
|
|
factory->NewSymbol(),
|
|
factory->NewPrivateSymbol(),
|
|
};
|
|
|
|
std::vector<Handle<JSObject>> objects;
|
|
|
|
{
|
|
// Fast object, no inobject properties.
|
|
int inobject_properties = 0;
|
|
Handle<Map> map = Map::Create(isolate, inobject_properties);
|
|
Handle<JSObject> object = factory->NewJSObjectFromMap(map);
|
|
AddProperties(object, names, arraysize(names));
|
|
CHECK_EQ(JS_OBJECT_TYPE, object->map()->instance_type());
|
|
CHECK_EQ(inobject_properties, object->map()->GetInObjectProperties());
|
|
CHECK(!object->map()->is_dictionary_map());
|
|
objects.push_back(object);
|
|
}
|
|
|
|
{
|
|
// Fast object, all inobject properties.
|
|
int inobject_properties = arraysize(names) * 2;
|
|
Handle<Map> map = Map::Create(isolate, inobject_properties);
|
|
Handle<JSObject> object = factory->NewJSObjectFromMap(map);
|
|
AddProperties(object, names, arraysize(names));
|
|
CHECK_EQ(JS_OBJECT_TYPE, object->map()->instance_type());
|
|
CHECK_EQ(inobject_properties, object->map()->GetInObjectProperties());
|
|
CHECK(!object->map()->is_dictionary_map());
|
|
objects.push_back(object);
|
|
}
|
|
|
|
{
|
|
// Fast object, half inobject properties.
|
|
int inobject_properties = arraysize(names) / 2;
|
|
Handle<Map> map = Map::Create(isolate, inobject_properties);
|
|
Handle<JSObject> object = factory->NewJSObjectFromMap(map);
|
|
AddProperties(object, names, arraysize(names));
|
|
CHECK_EQ(JS_OBJECT_TYPE, object->map()->instance_type());
|
|
CHECK_EQ(inobject_properties, object->map()->GetInObjectProperties());
|
|
CHECK(!object->map()->is_dictionary_map());
|
|
objects.push_back(object);
|
|
}
|
|
|
|
{
|
|
// Dictionary mode object.
|
|
Handle<JSFunction> function = factory->NewFunction(factory->empty_string());
|
|
Handle<JSObject> object = factory->NewJSObject(function);
|
|
AddProperties(object, names, arraysize(names));
|
|
JSObject::NormalizeProperties(object, CLEAR_INOBJECT_PROPERTIES, 0, "test");
|
|
|
|
JSObject::AddProperty(object, deleted_property_name, object, NONE);
|
|
CHECK(JSObject::DeleteProperty(object, deleted_property_name, SLOPPY)
|
|
.FromJust());
|
|
|
|
CHECK_EQ(JS_OBJECT_TYPE, object->map()->instance_type());
|
|
CHECK(object->map()->is_dictionary_map());
|
|
objects.push_back(object);
|
|
}
|
|
|
|
{
|
|
// Global object.
|
|
Handle<JSFunction> function = factory->NewFunction(factory->empty_string());
|
|
JSFunction::EnsureHasInitialMap(function);
|
|
function->initial_map()->set_instance_type(JS_GLOBAL_OBJECT_TYPE);
|
|
function->initial_map()->set_is_prototype_map(true);
|
|
function->initial_map()->set_dictionary_map(true);
|
|
Handle<JSObject> object = factory->NewJSGlobalObject(function);
|
|
AddProperties(object, names, arraysize(names));
|
|
|
|
JSObject::AddProperty(object, deleted_property_name, object, NONE);
|
|
CHECK(JSObject::DeleteProperty(object, deleted_property_name, SLOPPY)
|
|
.FromJust());
|
|
|
|
CHECK_EQ(JS_GLOBAL_OBJECT_TYPE, object->map()->instance_type());
|
|
CHECK(object->map()->is_dictionary_map());
|
|
objects.push_back(object);
|
|
}
|
|
|
|
{
|
|
for (Handle<JSObject> object : objects) {
|
|
for (size_t name_index = 0; name_index < arraysize(names); name_index++) {
|
|
Handle<Name> name = names[name_index];
|
|
CHECK(JSReceiver::HasProperty(object, name).FromJust());
|
|
ft.CheckTrue(object, name, expect_found);
|
|
}
|
|
}
|
|
}
|
|
|
|
{
|
|
Handle<Name> non_existing_names[] = {
|
|
factory->NewSymbol(),
|
|
factory->InternalizeUtf8String("ne_a"),
|
|
factory->InternalizeUtf8String("ne_bb"),
|
|
factory->NewPrivateSymbol(),
|
|
factory->InternalizeUtf8String("ne_ccc"),
|
|
factory->InternalizeUtf8String("ne_dddd"),
|
|
deleted_property_name,
|
|
};
|
|
for (Handle<JSObject> object : objects) {
|
|
for (size_t key_index = 0; key_index < arraysize(non_existing_names);
|
|
key_index++) {
|
|
Handle<Name> name = non_existing_names[key_index];
|
|
CHECK(!JSReceiver::HasProperty(object, name).FromJust());
|
|
ft.CheckTrue(object, name, expect_not_found);
|
|
}
|
|
}
|
|
}
|
|
|
|
{
|
|
Handle<JSFunction> function = factory->NewFunction(factory->empty_string());
|
|
Handle<JSProxy> object = factory->NewJSProxy(function, objects[0]);
|
|
CHECK_EQ(JS_PROXY_TYPE, object->map()->instance_type());
|
|
ft.CheckTrue(object, names[0], expect_bailout);
|
|
}
|
|
|
|
{
|
|
Handle<JSObject> object = isolate->global_proxy();
|
|
CHECK_EQ(JS_GLOBAL_PROXY_TYPE, object->map()->instance_type());
|
|
ft.CheckTrue(object, names[0], expect_bailout);
|
|
}
|
|
}
|
|
|
|
TEST(TryGetOwnProperty) {
|
|
typedef CodeStubAssembler::Label Label;
|
|
typedef CodeStubAssembler::Variable Variable;
|
|
Isolate* isolate(CcTest::InitIsolateOnce());
|
|
Factory* factory = isolate->factory();
|
|
|
|
const int kNumParams = 2;
|
|
CodeStubAssemblerTester m(isolate, kNumParams);
|
|
|
|
Handle<Symbol> not_found_symbol = factory->NewSymbol();
|
|
Handle<Symbol> bailout_symbol = factory->NewSymbol();
|
|
{
|
|
Node* object = m.Parameter(0);
|
|
Node* unique_name = m.Parameter(1);
|
|
Node* context = m.Parameter(kNumParams + 2);
|
|
|
|
Variable var_value(&m, MachineRepresentation::kTagged);
|
|
Label if_found(&m), if_not_found(&m), if_bailout(&m);
|
|
|
|
Node* map = m.LoadMap(object);
|
|
Node* instance_type = m.LoadMapInstanceType(map);
|
|
|
|
m.TryGetOwnProperty(context, object, object, map, instance_type,
|
|
unique_name, &if_found, &var_value, &if_not_found,
|
|
&if_bailout);
|
|
|
|
m.Bind(&if_found);
|
|
m.Return(var_value.value());
|
|
|
|
m.Bind(&if_not_found);
|
|
m.Return(m.HeapConstant(not_found_symbol));
|
|
|
|
m.Bind(&if_bailout);
|
|
m.Return(m.HeapConstant(bailout_symbol));
|
|
}
|
|
|
|
Handle<Code> code = m.GenerateCode();
|
|
FunctionTester ft(code, kNumParams);
|
|
|
|
Handle<Name> deleted_property_name =
|
|
factory->InternalizeUtf8String("deleted");
|
|
|
|
Handle<Name> names[] = {
|
|
factory->InternalizeUtf8String("bb"),
|
|
factory->NewSymbol(),
|
|
factory->InternalizeUtf8String("a"),
|
|
factory->InternalizeUtf8String("ccc"),
|
|
factory->InternalizeUtf8String("esajefe"),
|
|
factory->NewPrivateSymbol(),
|
|
factory->InternalizeUtf8String("eeeee"),
|
|
factory->InternalizeUtf8String("p1"),
|
|
factory->InternalizeUtf8String("acshw23e"),
|
|
factory->InternalizeUtf8String(""),
|
|
factory->InternalizeUtf8String("dddd"),
|
|
factory->NewPrivateSymbol(),
|
|
factory->InternalizeUtf8String("name"),
|
|
factory->InternalizeUtf8String("p2"),
|
|
factory->InternalizeUtf8String("p3"),
|
|
factory->InternalizeUtf8String("p4"),
|
|
factory->NewPrivateSymbol(),
|
|
};
|
|
Handle<Object> values[] = {
|
|
factory->NewFunction(factory->empty_string()),
|
|
factory->NewSymbol(),
|
|
factory->InternalizeUtf8String("a"),
|
|
CreateAccessorPair(&ft, "() => 188;", "() => 199;"),
|
|
factory->NewFunction(factory->InternalizeUtf8String("bb")),
|
|
factory->InternalizeUtf8String("ccc"),
|
|
CreateAccessorPair(&ft, "() => 88;", nullptr),
|
|
handle(Smi::FromInt(1), isolate),
|
|
factory->InternalizeUtf8String(""),
|
|
CreateAccessorPair(&ft, nullptr, "() => 99;"),
|
|
factory->NewHeapNumber(4.2),
|
|
handle(Smi::FromInt(153), isolate),
|
|
factory->NewJSObject(factory->NewFunction(factory->empty_string())),
|
|
factory->NewPrivateSymbol(),
|
|
};
|
|
STATIC_ASSERT(arraysize(values) < arraysize(names));
|
|
|
|
base::RandomNumberGenerator rand_gen(FLAG_random_seed);
|
|
|
|
std::vector<Handle<JSObject>> objects;
|
|
|
|
{
|
|
// Fast object, no inobject properties.
|
|
int inobject_properties = 0;
|
|
Handle<Map> map = Map::Create(isolate, inobject_properties);
|
|
Handle<JSObject> object = factory->NewJSObjectFromMap(map);
|
|
AddProperties(object, names, arraysize(names), values, arraysize(values),
|
|
rand_gen.NextInt());
|
|
CHECK_EQ(JS_OBJECT_TYPE, object->map()->instance_type());
|
|
CHECK_EQ(inobject_properties, object->map()->GetInObjectProperties());
|
|
CHECK(!object->map()->is_dictionary_map());
|
|
objects.push_back(object);
|
|
}
|
|
|
|
{
|
|
// Fast object, all inobject properties.
|
|
int inobject_properties = arraysize(names) * 2;
|
|
Handle<Map> map = Map::Create(isolate, inobject_properties);
|
|
Handle<JSObject> object = factory->NewJSObjectFromMap(map);
|
|
AddProperties(object, names, arraysize(names), values, arraysize(values),
|
|
rand_gen.NextInt());
|
|
CHECK_EQ(JS_OBJECT_TYPE, object->map()->instance_type());
|
|
CHECK_EQ(inobject_properties, object->map()->GetInObjectProperties());
|
|
CHECK(!object->map()->is_dictionary_map());
|
|
objects.push_back(object);
|
|
}
|
|
|
|
{
|
|
// Fast object, half inobject properties.
|
|
int inobject_properties = arraysize(names) / 2;
|
|
Handle<Map> map = Map::Create(isolate, inobject_properties);
|
|
Handle<JSObject> object = factory->NewJSObjectFromMap(map);
|
|
AddProperties(object, names, arraysize(names), values, arraysize(values),
|
|
rand_gen.NextInt());
|
|
CHECK_EQ(JS_OBJECT_TYPE, object->map()->instance_type());
|
|
CHECK_EQ(inobject_properties, object->map()->GetInObjectProperties());
|
|
CHECK(!object->map()->is_dictionary_map());
|
|
objects.push_back(object);
|
|
}
|
|
|
|
{
|
|
// Dictionary mode object.
|
|
Handle<JSFunction> function = factory->NewFunction(factory->empty_string());
|
|
Handle<JSObject> object = factory->NewJSObject(function);
|
|
AddProperties(object, names, arraysize(names), values, arraysize(values),
|
|
rand_gen.NextInt());
|
|
JSObject::NormalizeProperties(object, CLEAR_INOBJECT_PROPERTIES, 0, "test");
|
|
|
|
JSObject::AddProperty(object, deleted_property_name, object, NONE);
|
|
CHECK(JSObject::DeleteProperty(object, deleted_property_name, SLOPPY)
|
|
.FromJust());
|
|
|
|
CHECK_EQ(JS_OBJECT_TYPE, object->map()->instance_type());
|
|
CHECK(object->map()->is_dictionary_map());
|
|
objects.push_back(object);
|
|
}
|
|
|
|
{
|
|
// Global object.
|
|
Handle<JSGlobalObject> object = isolate->global_object();
|
|
AddProperties(object, names, arraysize(names), values, arraysize(values),
|
|
rand_gen.NextInt());
|
|
|
|
JSObject::AddProperty(object, deleted_property_name, object, NONE);
|
|
CHECK(JSObject::DeleteProperty(object, deleted_property_name, SLOPPY)
|
|
.FromJust());
|
|
|
|
CHECK_EQ(JS_GLOBAL_OBJECT_TYPE, object->map()->instance_type());
|
|
CHECK(object->map()->is_dictionary_map());
|
|
objects.push_back(object);
|
|
}
|
|
|
|
// TODO(ishell): test proxy and interceptors when they are supported.
|
|
|
|
{
|
|
for (Handle<JSObject> object : objects) {
|
|
for (size_t name_index = 0; name_index < arraysize(names); name_index++) {
|
|
Handle<Name> name = names[name_index];
|
|
Handle<Object> expected_value =
|
|
JSReceiver::GetProperty(object, name).ToHandleChecked();
|
|
Handle<Object> value = ft.Call(object, name).ToHandleChecked();
|
|
CHECK(expected_value->SameValue(*value));
|
|
}
|
|
}
|
|
}
|
|
|
|
{
|
|
Handle<Name> non_existing_names[] = {
|
|
factory->NewSymbol(),
|
|
factory->InternalizeUtf8String("ne_a"),
|
|
factory->InternalizeUtf8String("ne_bb"),
|
|
factory->NewPrivateSymbol(),
|
|
factory->InternalizeUtf8String("ne_ccc"),
|
|
factory->InternalizeUtf8String("ne_dddd"),
|
|
deleted_property_name,
|
|
};
|
|
for (Handle<JSObject> object : objects) {
|
|
for (size_t key_index = 0; key_index < arraysize(non_existing_names);
|
|
key_index++) {
|
|
Handle<Name> name = non_existing_names[key_index];
|
|
Handle<Object> expected_value =
|
|
JSReceiver::GetProperty(object, name).ToHandleChecked();
|
|
CHECK(expected_value->IsUndefined(isolate));
|
|
Handle<Object> value = ft.Call(object, name).ToHandleChecked();
|
|
CHECK_EQ(*not_found_symbol, *value);
|
|
}
|
|
}
|
|
}
|
|
|
|
{
|
|
Handle<JSFunction> function = factory->NewFunction(factory->empty_string());
|
|
Handle<JSProxy> object = factory->NewJSProxy(function, objects[0]);
|
|
CHECK_EQ(JS_PROXY_TYPE, object->map()->instance_type());
|
|
Handle<Object> value = ft.Call(object, names[0]).ToHandleChecked();
|
|
// Proxies are not supported yet.
|
|
CHECK_EQ(*bailout_symbol, *value);
|
|
}
|
|
|
|
{
|
|
Handle<JSObject> object = isolate->global_proxy();
|
|
CHECK_EQ(JS_GLOBAL_PROXY_TYPE, object->map()->instance_type());
|
|
// Global proxies are not supported yet.
|
|
Handle<Object> value = ft.Call(object, names[0]).ToHandleChecked();
|
|
CHECK_EQ(*bailout_symbol, *value);
|
|
}
|
|
}
|
|
|
|
namespace {
|
|
|
|
void AddElement(Handle<JSObject> object, uint32_t index, Handle<Object> value,
|
|
PropertyAttributes attributes = NONE) {
|
|
JSObject::AddDataElement(object, index, value, attributes).ToHandleChecked();
|
|
}
|
|
|
|
} // namespace
|
|
|
|
TEST(TryLookupElement) {
|
|
typedef CodeStubAssembler::Label Label;
|
|
Isolate* isolate(CcTest::InitIsolateOnce());
|
|
|
|
const int kNumParams = 3;
|
|
CodeStubAssemblerTester m(isolate, kNumParams);
|
|
|
|
enum Result { kFound, kNotFound, kBailout };
|
|
{
|
|
Node* object = m.Parameter(0);
|
|
Node* index = m.SmiToWord32(m.Parameter(1));
|
|
Node* expected_result = m.Parameter(2);
|
|
|
|
Label passed(&m), failed(&m);
|
|
Label if_found(&m), if_not_found(&m), if_bailout(&m);
|
|
|
|
Node* map = m.LoadMap(object);
|
|
Node* instance_type = m.LoadMapInstanceType(map);
|
|
|
|
m.TryLookupElement(object, map, instance_type, index, &if_found,
|
|
&if_not_found, &if_bailout);
|
|
|
|
m.Bind(&if_found);
|
|
m.Branch(m.WordEqual(expected_result, m.SmiConstant(Smi::FromInt(kFound))),
|
|
&passed, &failed);
|
|
|
|
m.Bind(&if_not_found);
|
|
m.Branch(
|
|
m.WordEqual(expected_result, m.SmiConstant(Smi::FromInt(kNotFound))),
|
|
&passed, &failed);
|
|
|
|
m.Bind(&if_bailout);
|
|
m.Branch(
|
|
m.WordEqual(expected_result, m.SmiConstant(Smi::FromInt(kBailout))),
|
|
&passed, &failed);
|
|
|
|
m.Bind(&passed);
|
|
m.Return(m.BooleanConstant(true));
|
|
|
|
m.Bind(&failed);
|
|
m.Return(m.BooleanConstant(false));
|
|
}
|
|
|
|
Handle<Code> code = m.GenerateCode();
|
|
FunctionTester ft(code, kNumParams);
|
|
|
|
Factory* factory = isolate->factory();
|
|
Handle<Object> smi0(Smi::kZero, isolate);
|
|
Handle<Object> smi1(Smi::FromInt(1), isolate);
|
|
Handle<Object> smi7(Smi::FromInt(7), isolate);
|
|
Handle<Object> smi13(Smi::FromInt(13), isolate);
|
|
Handle<Object> smi42(Smi::FromInt(42), isolate);
|
|
|
|
Handle<Object> expect_found(Smi::FromInt(kFound), isolate);
|
|
Handle<Object> expect_not_found(Smi::FromInt(kNotFound), isolate);
|
|
Handle<Object> expect_bailout(Smi::FromInt(kBailout), isolate);
|
|
|
|
#define CHECK_FOUND(object, index) \
|
|
CHECK(JSReceiver::HasElement(object, index).FromJust()); \
|
|
ft.CheckTrue(object, smi##index, expect_found);
|
|
|
|
#define CHECK_NOT_FOUND(object, index) \
|
|
CHECK(!JSReceiver::HasElement(object, index).FromJust()); \
|
|
ft.CheckTrue(object, smi##index, expect_not_found);
|
|
|
|
{
|
|
Handle<JSArray> object = factory->NewJSArray(0, FAST_SMI_ELEMENTS);
|
|
AddElement(object, 0, smi0);
|
|
AddElement(object, 1, smi0);
|
|
CHECK_EQ(FAST_SMI_ELEMENTS, object->map()->elements_kind());
|
|
|
|
CHECK_FOUND(object, 0);
|
|
CHECK_FOUND(object, 1);
|
|
CHECK_NOT_FOUND(object, 7);
|
|
CHECK_NOT_FOUND(object, 13);
|
|
CHECK_NOT_FOUND(object, 42);
|
|
}
|
|
|
|
{
|
|
Handle<JSArray> object = factory->NewJSArray(0, FAST_HOLEY_SMI_ELEMENTS);
|
|
AddElement(object, 0, smi0);
|
|
AddElement(object, 13, smi0);
|
|
CHECK_EQ(FAST_HOLEY_SMI_ELEMENTS, object->map()->elements_kind());
|
|
|
|
CHECK_FOUND(object, 0);
|
|
CHECK_NOT_FOUND(object, 1);
|
|
CHECK_NOT_FOUND(object, 7);
|
|
CHECK_FOUND(object, 13);
|
|
CHECK_NOT_FOUND(object, 42);
|
|
}
|
|
|
|
{
|
|
Handle<JSArray> object = factory->NewJSArray(0, FAST_ELEMENTS);
|
|
AddElement(object, 0, smi0);
|
|
AddElement(object, 1, smi0);
|
|
CHECK_EQ(FAST_ELEMENTS, object->map()->elements_kind());
|
|
|
|
CHECK_FOUND(object, 0);
|
|
CHECK_FOUND(object, 1);
|
|
CHECK_NOT_FOUND(object, 7);
|
|
CHECK_NOT_FOUND(object, 13);
|
|
CHECK_NOT_FOUND(object, 42);
|
|
}
|
|
|
|
{
|
|
Handle<JSArray> object = factory->NewJSArray(0, FAST_HOLEY_ELEMENTS);
|
|
AddElement(object, 0, smi0);
|
|
AddElement(object, 13, smi0);
|
|
CHECK_EQ(FAST_HOLEY_ELEMENTS, object->map()->elements_kind());
|
|
|
|
CHECK_FOUND(object, 0);
|
|
CHECK_NOT_FOUND(object, 1);
|
|
CHECK_NOT_FOUND(object, 7);
|
|
CHECK_FOUND(object, 13);
|
|
CHECK_NOT_FOUND(object, 42);
|
|
}
|
|
|
|
{
|
|
Handle<JSFunction> constructor = isolate->string_function();
|
|
Handle<JSObject> object = factory->NewJSObject(constructor);
|
|
Handle<String> str = factory->InternalizeUtf8String("ab");
|
|
Handle<JSValue>::cast(object)->set_value(*str);
|
|
AddElement(object, 13, smi0);
|
|
CHECK_EQ(FAST_STRING_WRAPPER_ELEMENTS, object->map()->elements_kind());
|
|
|
|
CHECK_FOUND(object, 0);
|
|
CHECK_FOUND(object, 1);
|
|
CHECK_NOT_FOUND(object, 7);
|
|
CHECK_FOUND(object, 13);
|
|
CHECK_NOT_FOUND(object, 42);
|
|
}
|
|
|
|
{
|
|
Handle<JSFunction> constructor = isolate->string_function();
|
|
Handle<JSObject> object = factory->NewJSObject(constructor);
|
|
Handle<String> str = factory->InternalizeUtf8String("ab");
|
|
Handle<JSValue>::cast(object)->set_value(*str);
|
|
AddElement(object, 13, smi0);
|
|
JSObject::NormalizeElements(object);
|
|
CHECK_EQ(SLOW_STRING_WRAPPER_ELEMENTS, object->map()->elements_kind());
|
|
|
|
CHECK_FOUND(object, 0);
|
|
CHECK_FOUND(object, 1);
|
|
CHECK_NOT_FOUND(object, 7);
|
|
CHECK_FOUND(object, 13);
|
|
CHECK_NOT_FOUND(object, 42);
|
|
}
|
|
|
|
// TODO(ishell): uncomment once NO_ELEMENTS kind is supported.
|
|
// {
|
|
// Handle<Map> map = Map::Create(isolate, 0);
|
|
// map->set_elements_kind(NO_ELEMENTS);
|
|
// Handle<JSObject> object = factory->NewJSObjectFromMap(map);
|
|
// CHECK_EQ(NO_ELEMENTS, object->map()->elements_kind());
|
|
//
|
|
// CHECK_NOT_FOUND(object, 0);
|
|
// CHECK_NOT_FOUND(object, 1);
|
|
// CHECK_NOT_FOUND(object, 7);
|
|
// CHECK_NOT_FOUND(object, 13);
|
|
// CHECK_NOT_FOUND(object, 42);
|
|
// }
|
|
|
|
#undef CHECK_FOUND
|
|
#undef CHECK_NOT_FOUND
|
|
|
|
{
|
|
Handle<JSArray> handler = factory->NewJSArray(0);
|
|
Handle<JSFunction> function = factory->NewFunction(factory->empty_string());
|
|
Handle<JSProxy> object = factory->NewJSProxy(function, handler);
|
|
CHECK_EQ(JS_PROXY_TYPE, object->map()->instance_type());
|
|
ft.CheckTrue(object, smi0, expect_bailout);
|
|
}
|
|
|
|
{
|
|
Handle<JSObject> object = isolate->global_object();
|
|
CHECK_EQ(JS_GLOBAL_OBJECT_TYPE, object->map()->instance_type());
|
|
ft.CheckTrue(object, smi0, expect_bailout);
|
|
}
|
|
|
|
{
|
|
Handle<JSObject> object = isolate->global_proxy();
|
|
CHECK_EQ(JS_GLOBAL_PROXY_TYPE, object->map()->instance_type());
|
|
ft.CheckTrue(object, smi0, expect_bailout);
|
|
}
|
|
}
|
|
|
|
TEST(DeferredCodePhiHints) {
|
|
typedef compiler::Node Node;
|
|
typedef CodeStubAssembler::Label Label;
|
|
typedef CodeStubAssembler::Variable Variable;
|
|
Isolate* isolate(CcTest::InitIsolateOnce());
|
|
VoidDescriptor descriptor(isolate);
|
|
CodeStubAssemblerTester m(isolate, descriptor);
|
|
Label block1(&m, Label::kDeferred);
|
|
m.Goto(&block1);
|
|
m.Bind(&block1);
|
|
{
|
|
Variable var_object(&m, MachineRepresentation::kTagged);
|
|
Label loop(&m, &var_object);
|
|
var_object.Bind(m.IntPtrConstant(0));
|
|
m.Goto(&loop);
|
|
m.Bind(&loop);
|
|
{
|
|
Node* map = m.LoadMap(var_object.value());
|
|
var_object.Bind(map);
|
|
m.Goto(&loop);
|
|
}
|
|
}
|
|
CHECK(!m.GenerateCode().is_null());
|
|
}
|
|
|
|
TEST(TestOutOfScopeVariable) {
|
|
typedef CodeStubAssembler::Label Label;
|
|
typedef CodeStubAssembler::Variable Variable;
|
|
Isolate* isolate(CcTest::InitIsolateOnce());
|
|
VoidDescriptor descriptor(isolate);
|
|
CodeStubAssemblerTester m(isolate, descriptor);
|
|
Label block1(&m);
|
|
Label block2(&m);
|
|
Label block3(&m);
|
|
Label block4(&m);
|
|
m.Branch(m.WordEqual(m.Parameter(0), m.IntPtrConstant(0)), &block1, &block4);
|
|
m.Bind(&block4);
|
|
{
|
|
Variable var_object(&m, MachineRepresentation::kTagged);
|
|
m.Branch(m.WordEqual(m.Parameter(0), m.IntPtrConstant(0)), &block2,
|
|
&block3);
|
|
|
|
m.Bind(&block2);
|
|
var_object.Bind(m.IntPtrConstant(55));
|
|
m.Goto(&block1);
|
|
|
|
m.Bind(&block3);
|
|
var_object.Bind(m.IntPtrConstant(66));
|
|
m.Goto(&block1);
|
|
}
|
|
m.Bind(&block1);
|
|
CHECK(!m.GenerateCode().is_null());
|
|
}
|
|
|
|
namespace {
|
|
|
|
void TestStubCacheOffsetCalculation(StubCache::Table table) {
|
|
Isolate* isolate(CcTest::InitIsolateOnce());
|
|
const int kNumParams = 2;
|
|
CodeStubAssemblerTester m(isolate, kNumParams);
|
|
|
|
{
|
|
Node* name = m.Parameter(0);
|
|
Node* map = m.Parameter(1);
|
|
Node* primary_offset = m.StubCachePrimaryOffset(name, map);
|
|
Node* result;
|
|
if (table == StubCache::kPrimary) {
|
|
result = primary_offset;
|
|
} else {
|
|
CHECK_EQ(StubCache::kSecondary, table);
|
|
result = m.StubCacheSecondaryOffset(name, primary_offset);
|
|
}
|
|
m.Return(m.SmiFromWord32(result));
|
|
}
|
|
|
|
Handle<Code> code = m.GenerateCode();
|
|
FunctionTester ft(code, kNumParams);
|
|
|
|
Factory* factory = isolate->factory();
|
|
Handle<Name> names[] = {
|
|
factory->NewSymbol(),
|
|
factory->InternalizeUtf8String("a"),
|
|
factory->InternalizeUtf8String("bb"),
|
|
factory->InternalizeUtf8String("ccc"),
|
|
factory->NewPrivateSymbol(),
|
|
factory->InternalizeUtf8String("dddd"),
|
|
factory->InternalizeUtf8String("eeeee"),
|
|
factory->InternalizeUtf8String("name"),
|
|
factory->NewSymbol(),
|
|
factory->NewPrivateSymbol(),
|
|
};
|
|
|
|
Handle<Map> maps[] = {
|
|
Handle<Map>(nullptr, isolate),
|
|
factory->cell_map(),
|
|
Map::Create(isolate, 0),
|
|
factory->meta_map(),
|
|
factory->code_map(),
|
|
Map::Create(isolate, 0),
|
|
factory->hash_table_map(),
|
|
factory->symbol_map(),
|
|
factory->string_map(),
|
|
Map::Create(isolate, 0),
|
|
factory->sloppy_arguments_elements_map(),
|
|
};
|
|
|
|
for (int name_index = 0; name_index < arraysize(names); name_index++) {
|
|
Handle<Name> name = names[name_index];
|
|
for (int map_index = 0; map_index < arraysize(maps); map_index++) {
|
|
Handle<Map> map = maps[map_index];
|
|
|
|
int expected_result;
|
|
{
|
|
int primary_offset = StubCache::PrimaryOffsetForTesting(*name, *map);
|
|
if (table == StubCache::kPrimary) {
|
|
expected_result = primary_offset;
|
|
} else {
|
|
expected_result =
|
|
StubCache::SecondaryOffsetForTesting(*name, primary_offset);
|
|
}
|
|
}
|
|
Handle<Object> result = ft.Call(name, map).ToHandleChecked();
|
|
|
|
Smi* expected = Smi::FromInt(expected_result & Smi::kMaxValue);
|
|
CHECK_EQ(expected, Smi::cast(*result));
|
|
}
|
|
}
|
|
}
|
|
|
|
} // namespace
|
|
|
|
TEST(StubCachePrimaryOffset) {
|
|
TestStubCacheOffsetCalculation(StubCache::kPrimary);
|
|
}
|
|
|
|
TEST(StubCacheSecondaryOffset) {
|
|
TestStubCacheOffsetCalculation(StubCache::kSecondary);
|
|
}
|
|
|
|
namespace {
|
|
|
|
Handle<Code> CreateCodeWithFlags(Code::Flags flags) {
|
|
Isolate* isolate(CcTest::InitIsolateOnce());
|
|
CodeStubAssemblerTester m(isolate, flags);
|
|
m.Return(m.UndefinedConstant());
|
|
return m.GenerateCodeCloseAndEscape();
|
|
}
|
|
|
|
} // namespace
|
|
|
|
TEST(TryProbeStubCache) {
|
|
typedef CodeStubAssembler::Label Label;
|
|
typedef CodeStubAssembler::Variable Variable;
|
|
Isolate* isolate(CcTest::InitIsolateOnce());
|
|
const int kNumParams = 3;
|
|
CodeStubAssemblerTester m(isolate, kNumParams);
|
|
|
|
Code::Kind ic_kind = Code::LOAD_IC;
|
|
StubCache stub_cache(isolate, ic_kind);
|
|
stub_cache.Clear();
|
|
|
|
{
|
|
Node* receiver = m.Parameter(0);
|
|
Node* name = m.Parameter(1);
|
|
Node* expected_handler = m.Parameter(2);
|
|
|
|
Label passed(&m), failed(&m);
|
|
|
|
Variable var_handler(&m, MachineRepresentation::kTagged);
|
|
Label if_handler(&m), if_miss(&m);
|
|
|
|
m.TryProbeStubCache(&stub_cache, receiver, name, &if_handler, &var_handler,
|
|
&if_miss);
|
|
m.Bind(&if_handler);
|
|
m.Branch(m.WordEqual(expected_handler, var_handler.value()), &passed,
|
|
&failed);
|
|
|
|
m.Bind(&if_miss);
|
|
m.Branch(m.WordEqual(expected_handler, m.IntPtrConstant(0)), &passed,
|
|
&failed);
|
|
|
|
m.Bind(&passed);
|
|
m.Return(m.BooleanConstant(true));
|
|
|
|
m.Bind(&failed);
|
|
m.Return(m.BooleanConstant(false));
|
|
}
|
|
|
|
Handle<Code> code = m.GenerateCode();
|
|
FunctionTester ft(code, kNumParams);
|
|
|
|
std::vector<Handle<Name>> names;
|
|
std::vector<Handle<JSObject>> receivers;
|
|
std::vector<Handle<Code>> handlers;
|
|
|
|
base::RandomNumberGenerator rand_gen(FLAG_random_seed);
|
|
|
|
Factory* factory = isolate->factory();
|
|
|
|
// Generate some number of names.
|
|
for (int i = 0; i < StubCache::kPrimaryTableSize / 7; i++) {
|
|
Handle<Name> name;
|
|
switch (rand_gen.NextInt(3)) {
|
|
case 0: {
|
|
// Generate string.
|
|
std::stringstream ss;
|
|
ss << "s" << std::hex
|
|
<< (rand_gen.NextInt(Smi::kMaxValue) % StubCache::kPrimaryTableSize);
|
|
name = factory->InternalizeUtf8String(ss.str().c_str());
|
|
break;
|
|
}
|
|
case 1: {
|
|
// Generate number string.
|
|
std::stringstream ss;
|
|
ss << (rand_gen.NextInt(Smi::kMaxValue) % StubCache::kPrimaryTableSize);
|
|
name = factory->InternalizeUtf8String(ss.str().c_str());
|
|
break;
|
|
}
|
|
case 2: {
|
|
// Generate symbol.
|
|
name = factory->NewSymbol();
|
|
break;
|
|
}
|
|
default:
|
|
UNREACHABLE();
|
|
}
|
|
names.push_back(name);
|
|
}
|
|
|
|
// Generate some number of receiver maps and receivers.
|
|
for (int i = 0; i < StubCache::kSecondaryTableSize / 2; i++) {
|
|
Handle<Map> map = Map::Create(isolate, 0);
|
|
receivers.push_back(factory->NewJSObjectFromMap(map));
|
|
}
|
|
|
|
// Generate some number of handlers.
|
|
for (int i = 0; i < 30; i++) {
|
|
Code::Flags flags =
|
|
Code::RemoveHolderFromFlags(Code::ComputeHandlerFlags(ic_kind));
|
|
handlers.push_back(CreateCodeWithFlags(flags));
|
|
}
|
|
|
|
// Ensure that GC does happen because from now on we are going to fill our
|
|
// own stub cache instance with raw values.
|
|
DisallowHeapAllocation no_gc;
|
|
|
|
// Populate {stub_cache}.
|
|
const int N = StubCache::kPrimaryTableSize + StubCache::kSecondaryTableSize;
|
|
for (int i = 0; i < N; i++) {
|
|
int index = rand_gen.NextInt();
|
|
Handle<Name> name = names[index % names.size()];
|
|
Handle<JSObject> receiver = receivers[index % receivers.size()];
|
|
Handle<Code> handler = handlers[index % handlers.size()];
|
|
stub_cache.Set(*name, receiver->map(), *handler);
|
|
}
|
|
|
|
// Perform some queries.
|
|
bool queried_existing = false;
|
|
bool queried_non_existing = false;
|
|
for (int i = 0; i < N; i++) {
|
|
int index = rand_gen.NextInt();
|
|
Handle<Name> name = names[index % names.size()];
|
|
Handle<JSObject> receiver = receivers[index % receivers.size()];
|
|
Object* handler = stub_cache.Get(*name, receiver->map());
|
|
if (handler == nullptr) {
|
|
queried_non_existing = true;
|
|
} else {
|
|
queried_existing = true;
|
|
}
|
|
|
|
Handle<Object> expected_handler(handler, isolate);
|
|
ft.CheckTrue(receiver, name, expected_handler);
|
|
}
|
|
|
|
for (int i = 0; i < N; i++) {
|
|
int index1 = rand_gen.NextInt();
|
|
int index2 = rand_gen.NextInt();
|
|
Handle<Name> name = names[index1 % names.size()];
|
|
Handle<JSObject> receiver = receivers[index2 % receivers.size()];
|
|
Object* handler = stub_cache.Get(*name, receiver->map());
|
|
if (handler == nullptr) {
|
|
queried_non_existing = true;
|
|
} else {
|
|
queried_existing = true;
|
|
}
|
|
|
|
Handle<Object> expected_handler(handler, isolate);
|
|
ft.CheckTrue(receiver, name, expected_handler);
|
|
}
|
|
// Ensure we performed both kind of queries.
|
|
CHECK(queried_existing && queried_non_existing);
|
|
}
|
|
|
|
TEST(GotoIfException) {
|
|
typedef CodeStubAssembler::Label Label;
|
|
typedef CodeStubAssembler::Variable Variable;
|
|
Isolate* isolate(CcTest::InitIsolateOnce());
|
|
|
|
const int kNumParams = 1;
|
|
// Emulate TFJ builtin
|
|
CodeStubAssemblerTester m(isolate, kNumParams, Code::BUILTIN);
|
|
|
|
Node* context = m.HeapConstant(Handle<Context>(isolate->native_context()));
|
|
Node* to_string_tag =
|
|
m.HeapConstant(isolate->factory()->to_string_tag_symbol());
|
|
Variable exception(&m, MachineRepresentation::kTagged);
|
|
|
|
Label exception_handler(&m);
|
|
Callable to_string = CodeFactory::ToString(isolate);
|
|
Node* string = m.CallStub(to_string, context, to_string_tag);
|
|
m.GotoIfException(string, &exception_handler, &exception);
|
|
m.Return(string);
|
|
|
|
m.Bind(&exception_handler);
|
|
m.Return(exception.value());
|
|
|
|
Handle<Code> code = m.GenerateCode();
|
|
CHECK(!code.is_null());
|
|
|
|
FunctionTester ft(code, kNumParams);
|
|
Handle<Object> result = ft.Call().ToHandleChecked();
|
|
|
|
// Should be a TypeError
|
|
CHECK(result->IsJSObject());
|
|
|
|
Handle<Object> constructor =
|
|
Object::GetPropertyOrElement(result,
|
|
isolate->factory()->constructor_string())
|
|
.ToHandleChecked();
|
|
CHECK(constructor->SameValue(*isolate->type_error_function()));
|
|
}
|
|
|
|
TEST(GotoIfExceptionMultiple) {
|
|
typedef CodeStubAssembler::Label Label;
|
|
typedef CodeStubAssembler::Variable Variable;
|
|
Isolate* isolate(CcTest::InitIsolateOnce());
|
|
|
|
const int kNumParams = 4; // receiver, first, second, third
|
|
// Emulate TFJ builtin
|
|
CodeStubAssemblerTester m(isolate, kNumParams, Code::BUILTIN);
|
|
|
|
Node* context = m.HeapConstant(Handle<Context>(isolate->native_context()));
|
|
Node* first_value = m.Parameter(0);
|
|
Node* second_value = m.Parameter(1);
|
|
Node* third_value = m.Parameter(2);
|
|
|
|
Label exception_handler1(&m);
|
|
Label exception_handler2(&m);
|
|
Label exception_handler3(&m);
|
|
Variable return_value(&m, MachineRepresentation::kWord32);
|
|
Variable error(&m, MachineRepresentation::kTagged);
|
|
|
|
return_value.Bind(m.Int32Constant(0));
|
|
|
|
// try { return ToString(param1) } catch (e) { ... }
|
|
Callable to_string = CodeFactory::ToString(isolate);
|
|
Node* string = m.CallStub(to_string, context, first_value);
|
|
m.GotoIfException(string, &exception_handler1, &error);
|
|
m.Return(string);
|
|
|
|
// try { ToString(param2); return 7 } catch (e) { ... }
|
|
m.Bind(&exception_handler1);
|
|
return_value.Bind(m.Int32Constant(7));
|
|
error.Bind(m.UndefinedConstant());
|
|
string = m.CallStub(to_string, context, second_value);
|
|
m.GotoIfException(string, &exception_handler2, &error);
|
|
m.Return(m.SmiFromWord32(return_value.value()));
|
|
|
|
// try { ToString(param3); return 7 & ~2; } catch (e) { return e; }
|
|
m.Bind(&exception_handler2);
|
|
// Return returnValue & ~2
|
|
error.Bind(m.UndefinedConstant());
|
|
string = m.CallStub(to_string, context, third_value);
|
|
m.GotoIfException(string, &exception_handler3, &error);
|
|
m.Return(m.SmiFromWord32(
|
|
m.Word32And(return_value.value(),
|
|
m.Word32Xor(m.Int32Constant(2), m.Int32Constant(-1)))));
|
|
|
|
m.Bind(&exception_handler3);
|
|
m.Return(error.value());
|
|
|
|
Handle<Code> code = m.GenerateCode();
|
|
CHECK(!code.is_null());
|
|
|
|
FunctionTester ft(code, kNumParams);
|
|
|
|
Handle<Object> result;
|
|
// First handler does not throw, returns result of first value
|
|
result = ft.Call(isolate->factory()->undefined_value(),
|
|
isolate->factory()->to_string_tag_symbol())
|
|
.ToHandleChecked();
|
|
CHECK(String::cast(*result)->IsOneByteEqualTo(OneByteVector("undefined")));
|
|
|
|
// First handler returns a number
|
|
result = ft.Call(isolate->factory()->to_string_tag_symbol(),
|
|
isolate->factory()->undefined_value())
|
|
.ToHandleChecked();
|
|
CHECK_EQ(7, Smi::cast(*result)->value());
|
|
|
|
// First handler throws, second handler returns a number
|
|
result = ft.Call(isolate->factory()->to_string_tag_symbol(),
|
|
isolate->factory()->to_primitive_symbol())
|
|
.ToHandleChecked();
|
|
CHECK_EQ(7 & ~2, Smi::cast(*result)->value());
|
|
|
|
// First handler throws, second handler throws, third handler returns thrown
|
|
// value.
|
|
result = ft.Call(isolate->factory()->to_string_tag_symbol(),
|
|
isolate->factory()->to_primitive_symbol(),
|
|
isolate->factory()->unscopables_symbol())
|
|
.ToHandleChecked();
|
|
|
|
// Should be a TypeError
|
|
CHECK(result->IsJSObject());
|
|
|
|
Handle<Object> constructor =
|
|
Object::GetPropertyOrElement(result,
|
|
isolate->factory()->constructor_string())
|
|
.ToHandleChecked();
|
|
CHECK(constructor->SameValue(*isolate->type_error_function()));
|
|
}
|
|
|
|
TEST(AllocateJSObjectFromMap) {
|
|
Isolate* isolate(CcTest::InitIsolateOnce());
|
|
Factory* factory = isolate->factory();
|
|
|
|
const int kNumParams = 3;
|
|
CodeStubAssemblerTester m(isolate, kNumParams);
|
|
|
|
{
|
|
Node* map = m.Parameter(0);
|
|
Node* properties = m.Parameter(1);
|
|
Node* elements = m.Parameter(2);
|
|
|
|
Node* result = m.AllocateJSObjectFromMap(map, properties, elements);
|
|
|
|
m.Return(result);
|
|
}
|
|
|
|
Handle<Code> code = m.GenerateCode();
|
|
FunctionTester ft(code, kNumParams);
|
|
|
|
Handle<Map> maps[] = {
|
|
handle(isolate->object_function()->initial_map(), isolate),
|
|
handle(isolate->array_function()->initial_map(), isolate),
|
|
};
|
|
|
|
#define VERIFY(result, map_value, properties_value, elements_value) \
|
|
CHECK_EQ(result->map(), map_value); \
|
|
CHECK_EQ(result->properties(), properties_value); \
|
|
CHECK_EQ(result->elements(), elements_value);
|
|
|
|
{
|
|
Handle<Object> empty_fixed_array = factory->empty_fixed_array();
|
|
for (int i = 0; i < arraysize(maps); i++) {
|
|
Handle<Map> map = maps[i];
|
|
Handle<JSObject> result = Handle<JSObject>::cast(
|
|
ft.Call(map, empty_fixed_array, empty_fixed_array).ToHandleChecked());
|
|
VERIFY(result, *map, *empty_fixed_array, *empty_fixed_array);
|
|
CHECK(result->HasFastProperties());
|
|
#ifdef VERIFY_HEAP
|
|
isolate->heap()->Verify();
|
|
#endif
|
|
}
|
|
}
|
|
|
|
{
|
|
// TODO(cbruni): handle in-object properties
|
|
Handle<JSObject> object = Handle<JSObject>::cast(
|
|
v8::Utils::OpenHandle(*CompileRun("var object = {a:1,b:2, 1:1, 2:2}; "
|
|
"object")));
|
|
JSObject::NormalizeProperties(object, KEEP_INOBJECT_PROPERTIES, 0,
|
|
"Normalize");
|
|
Handle<JSObject> result = Handle<JSObject>::cast(
|
|
ft.Call(handle(object->map()), handle(object->properties()),
|
|
handle(object->elements()))
|
|
.ToHandleChecked());
|
|
VERIFY(result, object->map(), object->properties(), object->elements());
|
|
CHECK(!result->HasFastProperties());
|
|
#ifdef VERIFY_HEAP
|
|
isolate->heap()->Verify();
|
|
#endif
|
|
}
|
|
#undef VERIFY
|
|
}
|
|
|
|
TEST(AllocateNameDictionary) {
|
|
Isolate* isolate(CcTest::InitIsolateOnce());
|
|
|
|
const int kNumParams = 1;
|
|
CodeStubAssemblerTester m(isolate, kNumParams);
|
|
|
|
{
|
|
Node* capacity = m.Parameter(0);
|
|
Node* result = m.AllocateNameDictionary(m.SmiUntag(capacity));
|
|
m.Return(result);
|
|
}
|
|
|
|
Handle<Code> code = m.GenerateCode();
|
|
FunctionTester ft(code, kNumParams);
|
|
|
|
{
|
|
for (int i = 0; i < 256; i = i * 1.1 + 1) {
|
|
Handle<Object> result =
|
|
ft.Call(handle(Smi::FromInt(i), isolate)).ToHandleChecked();
|
|
Handle<NameDictionary> dict = NameDictionary::New(isolate, i);
|
|
// Both dictionaries should be memory equal.
|
|
int size =
|
|
FixedArrayBase::kHeaderSize + (dict->length() - 1) * kPointerSize;
|
|
CHECK_EQ(0, memcmp(*dict, *result, size));
|
|
}
|
|
}
|
|
}
|
|
|
|
TEST(PopAndReturnConstant) {
|
|
Isolate* isolate(CcTest::InitIsolateOnce());
|
|
|
|
const int kNumParams = 4;
|
|
const int kNumProgramaticParams = 2;
|
|
CodeStubAssemblerTester m(isolate, kNumParams - kNumProgramaticParams);
|
|
|
|
// Call a function that return |kNumProgramaticParams| parameters in addition
|
|
// to those specified by the static descriptor. |kNumProgramaticParams| is
|
|
// specified as a constant.
|
|
m.PopAndReturn(m.Int32Constant(kNumProgramaticParams),
|
|
m.SmiConstant(Smi::FromInt(1234)));
|
|
|
|
Handle<Code> code = m.GenerateCode();
|
|
CHECK(!code.is_null());
|
|
|
|
FunctionTester ft(code, kNumParams);
|
|
Handle<Object> result;
|
|
for (int test_count = 0; test_count < 100; ++test_count) {
|
|
result = ft.Call(isolate->factory()->undefined_value(),
|
|
Handle<Smi>(Smi::FromInt(1234), isolate),
|
|
isolate->factory()->undefined_value(),
|
|
isolate->factory()->undefined_value())
|
|
.ToHandleChecked();
|
|
CHECK_EQ(1234, Handle<Smi>::cast(result)->value());
|
|
}
|
|
}
|
|
|
|
TEST(PopAndReturnVariable) {
|
|
Isolate* isolate(CcTest::InitIsolateOnce());
|
|
|
|
const int kNumParams = 4;
|
|
const int kNumProgramaticParams = 2;
|
|
CodeStubAssemblerTester m(isolate, kNumParams - kNumProgramaticParams);
|
|
|
|
// Call a function that return |kNumProgramaticParams| parameters in addition
|
|
// to those specified by the static descriptor. |kNumProgramaticParams| is
|
|
// passed in as a parameter to the function so that it can't be recongized as
|
|
// a constant.
|
|
m.PopAndReturn(m.SmiUntag(m.Parameter(1)), m.SmiConstant(Smi::FromInt(1234)));
|
|
|
|
Handle<Code> code = m.GenerateCode();
|
|
CHECK(!code.is_null());
|
|
|
|
FunctionTester ft(code, kNumParams);
|
|
Handle<Object> result;
|
|
for (int test_count = 0; test_count < 100; ++test_count) {
|
|
result = ft.Call(isolate->factory()->undefined_value(),
|
|
Handle<Smi>(Smi::FromInt(1234), isolate),
|
|
isolate->factory()->undefined_value(),
|
|
Handle<Smi>(Smi::FromInt(kNumProgramaticParams), isolate))
|
|
.ToHandleChecked();
|
|
CHECK_EQ(1234, Handle<Smi>::cast(result)->value());
|
|
}
|
|
}
|
|
|
|
TEST(OneToTwoByteStringCopy) {
|
|
Isolate* isolate(CcTest::InitIsolateOnce());
|
|
|
|
CodeStubAssemblerTester m(isolate, 2);
|
|
|
|
m.CopyStringCharacters(
|
|
m.Parameter(0), m.Parameter(1), m.SmiConstant(Smi::FromInt(0)),
|
|
m.SmiConstant(Smi::FromInt(0)), m.SmiConstant(Smi::FromInt(5)),
|
|
String::ONE_BYTE_ENCODING, String::TWO_BYTE_ENCODING,
|
|
CodeStubAssembler::SMI_PARAMETERS);
|
|
m.Return(m.SmiConstant(Smi::FromInt(0)));
|
|
|
|
Handle<Code> code = m.GenerateCode();
|
|
CHECK(!code.is_null());
|
|
|
|
Handle<String> string1 = isolate->factory()->InternalizeUtf8String("abcde");
|
|
uc16 array[] = {1000, 1001, 1002, 1003, 1004};
|
|
Vector<const uc16> str(array);
|
|
Handle<String> string2 =
|
|
isolate->factory()->NewStringFromTwoByte(str).ToHandleChecked();
|
|
FunctionTester ft(code, 2);
|
|
ft.Call(string1, string2);
|
|
CHECK_EQ(Handle<SeqOneByteString>::cast(string1)->GetChars()[0],
|
|
Handle<SeqTwoByteString>::cast(string2)->GetChars()[0]);
|
|
CHECK_EQ(Handle<SeqOneByteString>::cast(string1)->GetChars()[1],
|
|
Handle<SeqTwoByteString>::cast(string2)->GetChars()[1]);
|
|
CHECK_EQ(Handle<SeqOneByteString>::cast(string1)->GetChars()[2],
|
|
Handle<SeqTwoByteString>::cast(string2)->GetChars()[2]);
|
|
CHECK_EQ(Handle<SeqOneByteString>::cast(string1)->GetChars()[3],
|
|
Handle<SeqTwoByteString>::cast(string2)->GetChars()[3]);
|
|
CHECK_EQ(Handle<SeqOneByteString>::cast(string1)->GetChars()[4],
|
|
Handle<SeqTwoByteString>::cast(string2)->GetChars()[4]);
|
|
}
|
|
|
|
TEST(OneToOneByteStringCopy) {
|
|
Isolate* isolate(CcTest::InitIsolateOnce());
|
|
|
|
CodeStubAssemblerTester m(isolate, 2);
|
|
|
|
m.CopyStringCharacters(
|
|
m.Parameter(0), m.Parameter(1), m.SmiConstant(Smi::FromInt(0)),
|
|
m.SmiConstant(Smi::FromInt(0)), m.SmiConstant(Smi::FromInt(5)),
|
|
String::ONE_BYTE_ENCODING, String::ONE_BYTE_ENCODING,
|
|
CodeStubAssembler::SMI_PARAMETERS);
|
|
m.Return(m.SmiConstant(Smi::FromInt(0)));
|
|
|
|
Handle<Code> code = m.GenerateCode();
|
|
CHECK(!code.is_null());
|
|
|
|
Handle<String> string1 = isolate->factory()->InternalizeUtf8String("abcde");
|
|
uint8_t array[] = {100, 101, 102, 103, 104};
|
|
Vector<const uint8_t> str(array);
|
|
Handle<String> string2 =
|
|
isolate->factory()->NewStringFromOneByte(str).ToHandleChecked();
|
|
FunctionTester ft(code, 2);
|
|
ft.Call(string1, string2);
|
|
CHECK_EQ(Handle<SeqOneByteString>::cast(string1)->GetChars()[0],
|
|
Handle<SeqOneByteString>::cast(string2)->GetChars()[0]);
|
|
CHECK_EQ(Handle<SeqOneByteString>::cast(string1)->GetChars()[1],
|
|
Handle<SeqOneByteString>::cast(string2)->GetChars()[1]);
|
|
CHECK_EQ(Handle<SeqOneByteString>::cast(string1)->GetChars()[2],
|
|
Handle<SeqOneByteString>::cast(string2)->GetChars()[2]);
|
|
CHECK_EQ(Handle<SeqOneByteString>::cast(string1)->GetChars()[3],
|
|
Handle<SeqOneByteString>::cast(string2)->GetChars()[3]);
|
|
CHECK_EQ(Handle<SeqOneByteString>::cast(string1)->GetChars()[4],
|
|
Handle<SeqOneByteString>::cast(string2)->GetChars()[4]);
|
|
}
|
|
|
|
TEST(OneToOneByteStringCopyNonZeroStart) {
|
|
Isolate* isolate(CcTest::InitIsolateOnce());
|
|
|
|
CodeStubAssemblerTester m(isolate, 2);
|
|
|
|
m.CopyStringCharacters(
|
|
m.Parameter(0), m.Parameter(1), m.SmiConstant(Smi::FromInt(0)),
|
|
m.SmiConstant(Smi::FromInt(3)), m.SmiConstant(Smi::FromInt(2)),
|
|
String::ONE_BYTE_ENCODING, String::ONE_BYTE_ENCODING,
|
|
CodeStubAssembler::SMI_PARAMETERS);
|
|
m.Return(m.SmiConstant(Smi::FromInt(0)));
|
|
|
|
Handle<Code> code = m.GenerateCode();
|
|
CHECK(!code.is_null());
|
|
|
|
Handle<String> string1 = isolate->factory()->InternalizeUtf8String("abcde");
|
|
uint8_t array[] = {100, 101, 102, 103, 104};
|
|
Vector<const uint8_t> str(array);
|
|
Handle<String> string2 =
|
|
isolate->factory()->NewStringFromOneByte(str).ToHandleChecked();
|
|
FunctionTester ft(code, 2);
|
|
ft.Call(string1, string2);
|
|
CHECK_EQ(Handle<SeqOneByteString>::cast(string1)->GetChars()[0],
|
|
Handle<SeqOneByteString>::cast(string2)->GetChars()[3]);
|
|
CHECK_EQ(Handle<SeqOneByteString>::cast(string1)->GetChars()[1],
|
|
Handle<SeqOneByteString>::cast(string2)->GetChars()[4]);
|
|
CHECK_EQ(100, Handle<SeqOneByteString>::cast(string2)->GetChars()[0]);
|
|
CHECK_EQ(101, Handle<SeqOneByteString>::cast(string2)->GetChars()[1]);
|
|
CHECK_EQ(102, Handle<SeqOneByteString>::cast(string2)->GetChars()[2]);
|
|
}
|
|
|
|
TEST(TwoToTwoByteStringCopy) {
|
|
Isolate* isolate(CcTest::InitIsolateOnce());
|
|
|
|
CodeStubAssemblerTester m(isolate, 2);
|
|
|
|
m.CopyStringCharacters(
|
|
m.Parameter(0), m.Parameter(1), m.SmiConstant(Smi::FromInt(0)),
|
|
m.SmiConstant(Smi::FromInt(0)), m.SmiConstant(Smi::FromInt(5)),
|
|
String::TWO_BYTE_ENCODING, String::TWO_BYTE_ENCODING,
|
|
CodeStubAssembler::SMI_PARAMETERS);
|
|
m.Return(m.SmiConstant(Smi::FromInt(0)));
|
|
|
|
Handle<Code> code = m.GenerateCode();
|
|
CHECK(!code.is_null());
|
|
|
|
uc16 array1[] = {2000, 2001, 2002, 2003, 2004};
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Vector<const uc16> str1(array1);
|
|
Handle<String> string1 =
|
|
isolate->factory()->NewStringFromTwoByte(str1).ToHandleChecked();
|
|
uc16 array2[] = {1000, 1001, 1002, 1003, 1004};
|
|
Vector<const uc16> str2(array2);
|
|
Handle<String> string2 =
|
|
isolate->factory()->NewStringFromTwoByte(str2).ToHandleChecked();
|
|
FunctionTester ft(code, 2);
|
|
ft.Call(string1, string2);
|
|
CHECK_EQ(Handle<SeqTwoByteString>::cast(string1)->GetChars()[0],
|
|
Handle<SeqTwoByteString>::cast(string2)->GetChars()[0]);
|
|
CHECK_EQ(Handle<SeqTwoByteString>::cast(string1)->GetChars()[1],
|
|
Handle<SeqTwoByteString>::cast(string2)->GetChars()[1]);
|
|
CHECK_EQ(Handle<SeqTwoByteString>::cast(string1)->GetChars()[2],
|
|
Handle<SeqTwoByteString>::cast(string2)->GetChars()[2]);
|
|
CHECK_EQ(Handle<SeqTwoByteString>::cast(string1)->GetChars()[3],
|
|
Handle<SeqTwoByteString>::cast(string2)->GetChars()[3]);
|
|
CHECK_EQ(Handle<SeqTwoByteString>::cast(string1)->GetChars()[4],
|
|
Handle<SeqTwoByteString>::cast(string2)->GetChars()[4]);
|
|
}
|
|
|
|
TEST(Arguments) {
|
|
Isolate* isolate(CcTest::InitIsolateOnce());
|
|
|
|
const int kNumParams = 4;
|
|
CodeStubAssemblerTester m(isolate, kNumParams);
|
|
|
|
CodeStubArguments arguments(&m, m.IntPtrConstant(3));
|
|
|
|
m.Assert(m.WordEqual(arguments.AtIndex(0), m.SmiConstant(Smi::FromInt(12))));
|
|
m.Assert(m.WordEqual(arguments.AtIndex(1), m.SmiConstant(Smi::FromInt(13))));
|
|
m.Assert(m.WordEqual(arguments.AtIndex(2), m.SmiConstant(Smi::FromInt(14))));
|
|
|
|
m.Return(arguments.GetReceiver());
|
|
|
|
Handle<Code> code = m.GenerateCode();
|
|
CHECK(!code.is_null());
|
|
|
|
FunctionTester ft(code, kNumParams);
|
|
Handle<Object> result = ft.Call(isolate->factory()->undefined_value(),
|
|
Handle<Smi>(Smi::FromInt(12), isolate),
|
|
Handle<Smi>(Smi::FromInt(13), isolate),
|
|
Handle<Smi>(Smi::FromInt(14), isolate))
|
|
.ToHandleChecked();
|
|
CHECK_EQ(*isolate->factory()->undefined_value(), *result);
|
|
}
|
|
|
|
TEST(ArgumentsForEach) {
|
|
Isolate* isolate(CcTest::InitIsolateOnce());
|
|
|
|
const int kNumParams = 4;
|
|
CodeStubAssemblerTester m(isolate, kNumParams);
|
|
|
|
CodeStubArguments arguments(&m, m.IntPtrConstant(3));
|
|
|
|
CodeStubAssemblerTester::Variable sum(&m,
|
|
MachineType::PointerRepresentation());
|
|
CodeStubAssemblerTester::VariableList list({&sum}, m.zone());
|
|
|
|
sum.Bind(m.IntPtrConstant(0));
|
|
|
|
arguments.ForEach(list, [&m, &sum](CodeStubAssembler* assembler, Node* arg) {
|
|
sum.Bind(assembler->IntPtrAdd(sum.value(), arg));
|
|
});
|
|
|
|
m.Return(sum.value());
|
|
|
|
Handle<Code> code = m.GenerateCode();
|
|
CHECK(!code.is_null());
|
|
|
|
FunctionTester ft(code, kNumParams);
|
|
Handle<Object> result = ft.Call(isolate->factory()->undefined_value(),
|
|
Handle<Smi>(Smi::FromInt(12), isolate),
|
|
Handle<Smi>(Smi::FromInt(13), isolate),
|
|
Handle<Smi>(Smi::FromInt(14), isolate))
|
|
.ToHandleChecked();
|
|
CHECK_EQ(Smi::FromInt(12 + 13 + 14), *result);
|
|
}
|
|
|
|
} // namespace internal
|
|
} // namespace v8
|