407317a284
- Convert Builtin to enum class - Change int-based builtin_index methods to use Builtin - Change Builtins::builtin to Builtins::code Change-Id: Id9e3bb83da97e8894ca7ca78e1e852da60675619 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2949104 Commit-Queue: Camillo Bruni <cbruni@chromium.org> Reviewed-by: Igor Sheludko <ishell@chromium.org> Reviewed-by: Mythri Alle <mythria@chromium.org> Reviewed-by: Dominik Inführ <dinfuehr@chromium.org> Reviewed-by: Andreas Haas <ahaas@chromium.org> Reviewed-by: Jakob Gruber <jgruber@chromium.org> Cr-Commit-Position: refs/heads/master@{#75127}
184 lines
7.3 KiB
C++
184 lines
7.3 KiB
C++
// Copyright 2012 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include "src/init/v8.h"
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#include "test/cctest/cctest.h"
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#include "src/api/api-inl.h"
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#include "src/builtins/accessors.h"
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#include "src/heap/heap-inl.h"
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#include "src/objects/api-callbacks.h"
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#include "src/objects/objects-inl.h"
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#include "src/objects/property.h"
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#include "test/cctest/heap/heap-tester.h"
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#include "test/cctest/heap/heap-utils.h"
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namespace v8 {
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namespace internal {
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namespace heap {
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Handle<Object> HeapTester::TestAllocateAfterFailures() {
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// Similar to what the factory's retrying logic does in the last-resort case,
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// we wrap the allocator function in an AlwaysAllocateScope. Test that
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// all allocations succeed immediately without any retry.
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CcTest::CollectAllAvailableGarbage();
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Heap* heap = CcTest::heap();
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AlwaysAllocateScopeForTesting scope(heap);
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int size = FixedArray::SizeFor(100);
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// Young generation.
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HeapObject obj =
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heap->AllocateRaw(size, AllocationType::kYoung).ToObjectChecked();
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// In order to pass heap verification on Isolate teardown, mark the
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// allocated area as a filler.
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heap->CreateFillerObjectAt(obj.address(), size, ClearRecordedSlots::kNo);
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// Old generation.
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heap::SimulateFullSpace(heap->old_space());
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obj = heap->AllocateRaw(size, AllocationType::kOld).ToObjectChecked();
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heap->CreateFillerObjectAt(obj.address(), size, ClearRecordedSlots::kNo);
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// Large object space.
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static const size_t kLargeObjectSpaceFillerLength =
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3 * (Page::kPageSize / 10);
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static const size_t kLargeObjectSpaceFillerSize =
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FixedArray::SizeFor(kLargeObjectSpaceFillerLength);
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CHECK_GT(kLargeObjectSpaceFillerSize,
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static_cast<size_t>(heap->old_space()->AreaSize()));
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while (heap->OldGenerationSpaceAvailable() > kLargeObjectSpaceFillerSize) {
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obj = heap->AllocateRaw(kLargeObjectSpaceFillerSize, AllocationType::kOld)
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.ToObjectChecked();
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heap->CreateFillerObjectAt(obj.address(), size, ClearRecordedSlots::kNo);
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}
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obj = heap->AllocateRaw(kLargeObjectSpaceFillerSize, AllocationType::kOld)
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.ToObjectChecked();
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heap->CreateFillerObjectAt(obj.address(), size, ClearRecordedSlots::kNo);
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// Map space.
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heap::SimulateFullSpace(heap->map_space());
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obj = heap->AllocateRaw(Map::kSize, AllocationType::kMap).ToObjectChecked();
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heap->CreateFillerObjectAt(obj.address(), Map::kSize,
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ClearRecordedSlots::kNo);
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// Code space.
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heap::SimulateFullSpace(heap->code_space());
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size = CcTest::i_isolate()->builtins()->code(Builtin::kIllegal).Size();
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obj =
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heap->AllocateRaw(size, AllocationType::kCode, AllocationOrigin::kRuntime)
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.ToObjectChecked();
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heap->CreateFillerObjectAt(obj.address(), size, ClearRecordedSlots::kNo);
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return CcTest::i_isolate()->factory()->true_value();
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}
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HEAP_TEST(StressHandles) {
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// For TestAllocateAfterFailures.
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FLAG_stress_concurrent_allocation = false;
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Context> env = v8::Context::New(CcTest::isolate());
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env->Enter();
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Handle<Object> o = TestAllocateAfterFailures();
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CHECK(o->IsTrue(CcTest::i_isolate()));
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env->Exit();
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}
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void TestGetter(
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v8::Local<v8::Name> name,
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const v8::PropertyCallbackInfo<v8::Value>& info) {
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i::Isolate* isolate = reinterpret_cast<i::Isolate*>(info.GetIsolate());
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HandleScope scope(isolate);
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info.GetReturnValue().Set(
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v8::Utils::ToLocal(HeapTester::TestAllocateAfterFailures()));
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}
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void TestSetter(v8::Local<v8::Name> name, v8::Local<v8::Value> value,
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const v8::PropertyCallbackInfo<v8::Boolean>& info) {
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UNREACHABLE();
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}
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Handle<AccessorInfo> TestAccessorInfo(
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Isolate* isolate, PropertyAttributes attributes) {
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Handle<String> name = isolate->factory()->NewStringFromStaticChars("get");
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return Accessors::MakeAccessor(isolate, name, &TestGetter, &TestSetter);
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}
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TEST(StressJS) {
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// For TestAllocateAfterFailures in TestGetter.
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FLAG_stress_concurrent_allocation = false;
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Isolate* isolate = CcTest::i_isolate();
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Factory* factory = isolate->factory();
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v8::HandleScope scope(CcTest::isolate());
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v8::Local<v8::Context> env = v8::Context::New(CcTest::isolate());
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env->Enter();
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Handle<NativeContext> context(isolate->native_context());
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Handle<SharedFunctionInfo> info = factory->NewSharedFunctionInfoForBuiltin(
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factory->function_string(), Builtin::kEmptyFunction);
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info->set_language_mode(LanguageMode::kStrict);
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Handle<JSFunction> function =
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Factory::JSFunctionBuilder{isolate, info, context}.Build();
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CHECK(!function->shared().construct_as_builtin());
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// Force the creation of an initial map.
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factory->NewJSObject(function);
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// Patch the map to have an accessor for "get".
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Handle<Map> map(function->initial_map(), isolate);
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Handle<DescriptorArray> instance_descriptors(
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map->instance_descriptors(isolate), isolate);
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CHECK_EQ(0, instance_descriptors->number_of_descriptors());
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PropertyAttributes attrs = NONE;
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Handle<AccessorInfo> foreign = TestAccessorInfo(isolate, attrs);
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Map::EnsureDescriptorSlack(isolate, map, 1);
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Descriptor d = Descriptor::AccessorConstant(
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Handle<Name>(Name::cast(foreign->name()), isolate), foreign, attrs);
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map->AppendDescriptor(isolate, &d);
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// Add the Foo constructor the global object.
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CHECK(env->Global()
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->Set(env, v8::String::NewFromUtf8Literal(CcTest::isolate(), "Foo"),
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v8::Utils::CallableToLocal(function))
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.FromJust());
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// Call the accessor through JavaScript.
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v8::Local<v8::Value> result =
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v8::Script::Compile(env, v8::String::NewFromUtf8Literal(CcTest::isolate(),
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"(new Foo).get"))
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.ToLocalChecked()
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->Run(env)
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.ToLocalChecked();
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CHECK_EQ(true, result->BooleanValue(CcTest::isolate()));
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env->Exit();
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}
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} // namespace heap
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} // namespace internal
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} // namespace v8
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