--- /dev/null
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "space_test.h"
+
+#include "dlmalloc_space.h"
+#include "rosalloc_space.h"
+#include "scoped_thread_state_change.h"
+
+namespace art {
+namespace gc {
+namespace space {
+
+enum MallocSpaceType {
+ kMallocSpaceDlMalloc,
+ kMallocSpaceRosAlloc,
+};
+
+class SpaceCreateTest : public SpaceTest<CommonRuntimeTestWithParam<MallocSpaceType>> {
+ public:
+ MallocSpace* CreateSpace(const std::string& name,
+ size_t initial_size,
+ size_t growth_limit,
+ size_t capacity,
+ uint8_t* requested_begin) {
+ const MallocSpaceType type = GetParam();
+ if (type == kMallocSpaceDlMalloc) {
+ return DlMallocSpace::Create(name,
+ initial_size,
+ growth_limit,
+ capacity,
+ requested_begin,
+ false);
+ }
+ DCHECK_EQ(static_cast<uint32_t>(type), static_cast<uint32_t>(kMallocSpaceRosAlloc));
+ return RosAllocSpace::Create(name,
+ initial_size,
+ growth_limit,
+ capacity,
+ requested_begin,
+ Runtime::Current()->GetHeap()->IsLowMemoryMode(),
+ false);
+ }
+};
+
+TEST_P(SpaceCreateTest, InitTestBody) {
+ // This will lead to error messages in the log.
+ ScopedLogSeverity sls(LogSeverity::FATAL);
+
+ {
+ // Init < max == growth
+ std::unique_ptr<Space> space(CreateSpace("test", 16 * MB, 32 * MB, 32 * MB, nullptr));
+ EXPECT_TRUE(space != nullptr);
+ // Init == max == growth
+ space.reset(CreateSpace("test", 16 * MB, 16 * MB, 16 * MB, nullptr));
+ EXPECT_TRUE(space != nullptr);
+ // Init > max == growth
+ space.reset(CreateSpace("test", 32 * MB, 16 * MB, 16 * MB, nullptr));
+ EXPECT_TRUE(space == nullptr);
+ // Growth == init < max
+ space.reset(CreateSpace("test", 16 * MB, 16 * MB, 32 * MB, nullptr));
+ EXPECT_TRUE(space != nullptr);
+ // Growth < init < max
+ space.reset(CreateSpace("test", 16 * MB, 8 * MB, 32 * MB, nullptr));
+ EXPECT_TRUE(space == nullptr);
+ // Init < growth < max
+ space.reset(CreateSpace("test", 8 * MB, 16 * MB, 32 * MB, nullptr));
+ EXPECT_TRUE(space != nullptr);
+ // Init < max < growth
+ space.reset(CreateSpace("test", 8 * MB, 32 * MB, 16 * MB, nullptr));
+ EXPECT_TRUE(space == nullptr);
+ }
+}
+
+// TODO: This test is not very good, we should improve it.
+// The test should do more allocations before the creation of the ZygoteSpace, and then do
+// allocations after the ZygoteSpace is created. The test should also do some GCs to ensure that
+// the GC works with the ZygoteSpace.
+TEST_P(SpaceCreateTest, ZygoteSpaceTestBody) {
+ size_t dummy;
+ MallocSpace* space(CreateSpace("test", 4 * MB, 16 * MB, 16 * MB, nullptr));
+ ASSERT_TRUE(space != nullptr);
+
+ // Make space findable to the heap, will also delete space when runtime is cleaned up
+ AddSpace(space);
+ Thread* self = Thread::Current();
+ ScopedObjectAccess soa(self);
+
+ // Succeeds, fits without adjusting the footprint limit.
+ size_t ptr1_bytes_allocated, ptr1_usable_size, ptr1_bytes_tl_bulk_allocated;
+ StackHandleScope<3> hs(soa.Self());
+ MutableHandle<mirror::Object> ptr1(hs.NewHandle(Alloc(space,
+ self,
+ 1 * MB,
+ &ptr1_bytes_allocated,
+ &ptr1_usable_size,
+ &ptr1_bytes_tl_bulk_allocated)));
+ EXPECT_TRUE(ptr1.Get() != nullptr);
+ EXPECT_LE(1U * MB, ptr1_bytes_allocated);
+ EXPECT_LE(1U * MB, ptr1_usable_size);
+ EXPECT_LE(ptr1_usable_size, ptr1_bytes_allocated);
+ EXPECT_EQ(ptr1_bytes_tl_bulk_allocated, ptr1_bytes_allocated);
+
+ // Fails, requires a higher footprint limit.
+ mirror::Object* ptr2 = Alloc(space, self, 8 * MB, &dummy, nullptr, &dummy);
+ EXPECT_TRUE(ptr2 == nullptr);
+
+ // Succeeds, adjusts the footprint.
+ size_t ptr3_bytes_allocated, ptr3_usable_size, ptr3_bytes_tl_bulk_allocated;
+ MutableHandle<mirror::Object> ptr3(hs.NewHandle(AllocWithGrowth(space,
+ self,
+ 8 * MB,
+ &ptr3_bytes_allocated,
+ &ptr3_usable_size,
+ &ptr3_bytes_tl_bulk_allocated)));
+ EXPECT_TRUE(ptr3.Get() != nullptr);
+ EXPECT_LE(8U * MB, ptr3_bytes_allocated);
+ EXPECT_LE(8U * MB, ptr3_usable_size);
+ EXPECT_LE(ptr3_usable_size, ptr3_bytes_allocated);
+ EXPECT_EQ(ptr3_bytes_tl_bulk_allocated, ptr3_bytes_allocated);
+
+ // Fails, requires a higher footprint limit.
+ mirror::Object* ptr4 = space->Alloc(self, 8 * MB, &dummy, nullptr, &dummy);
+ EXPECT_TRUE(ptr4 == nullptr);
+
+ // Also fails, requires a higher allowed footprint.
+ mirror::Object* ptr5 = space->AllocWithGrowth(self, 8 * MB, &dummy, nullptr, &dummy);
+ EXPECT_TRUE(ptr5 == nullptr);
+
+ // Release some memory.
+ size_t free3 = space->AllocationSize(ptr3.Get(), nullptr);
+ EXPECT_EQ(free3, ptr3_bytes_allocated);
+ EXPECT_EQ(free3, space->Free(self, ptr3.Assign(nullptr)));
+ EXPECT_LE(8U * MB, free3);
+
+ // Succeeds, now that memory has been freed.
+ size_t ptr6_bytes_allocated, ptr6_usable_size, ptr6_bytes_tl_bulk_allocated;
+ Handle<mirror::Object> ptr6(hs.NewHandle(AllocWithGrowth(space,
+ self,
+ 9 * MB,
+ &ptr6_bytes_allocated,
+ &ptr6_usable_size,
+ &ptr6_bytes_tl_bulk_allocated)));
+ EXPECT_TRUE(ptr6.Get() != nullptr);
+ EXPECT_LE(9U * MB, ptr6_bytes_allocated);
+ EXPECT_LE(9U * MB, ptr6_usable_size);
+ EXPECT_LE(ptr6_usable_size, ptr6_bytes_allocated);
+ EXPECT_EQ(ptr6_bytes_tl_bulk_allocated, ptr6_bytes_allocated);
+
+ // Final clean up.
+ size_t free1 = space->AllocationSize(ptr1.Get(), nullptr);
+ space->Free(self, ptr1.Assign(nullptr));
+ EXPECT_LE(1U * MB, free1);
+
+ // Make sure that the zygote space isn't directly at the start of the space.
+ EXPECT_TRUE(space->Alloc(self, 1U * MB, &dummy, nullptr, &dummy) != nullptr);
+
+ gc::Heap* heap = Runtime::Current()->GetHeap();
+ space::Space* old_space = space;
+ heap->RemoveSpace(old_space);
+ heap->RevokeAllThreadLocalBuffers();
+ space::ZygoteSpace* zygote_space = space->CreateZygoteSpace("alloc space",
+ heap->IsLowMemoryMode(),
+ &space);
+ delete old_space;
+ // Add the zygote space.
+ AddSpace(zygote_space, false);
+
+ // Make space findable to the heap, will also delete space when runtime is cleaned up
+ AddSpace(space, false);
+
+ // Succeeds, fits without adjusting the footprint limit.
+ ptr1.Assign(Alloc(space,
+ self,
+ 1 * MB,
+ &ptr1_bytes_allocated,
+ &ptr1_usable_size,
+ &ptr1_bytes_tl_bulk_allocated));
+ EXPECT_TRUE(ptr1.Get() != nullptr);
+ EXPECT_LE(1U * MB, ptr1_bytes_allocated);
+ EXPECT_LE(1U * MB, ptr1_usable_size);
+ EXPECT_LE(ptr1_usable_size, ptr1_bytes_allocated);
+ EXPECT_EQ(ptr1_bytes_tl_bulk_allocated, ptr1_bytes_allocated);
+
+ // Fails, requires a higher footprint limit.
+ ptr2 = Alloc(space, self, 8 * MB, &dummy, nullptr, &dummy);
+ EXPECT_TRUE(ptr2 == nullptr);
+
+ // Succeeds, adjusts the footprint.
+ ptr3.Assign(AllocWithGrowth(space,
+ self,
+ 2 * MB,
+ &ptr3_bytes_allocated,
+ &ptr3_usable_size,
+ &ptr3_bytes_tl_bulk_allocated));
+ EXPECT_TRUE(ptr3.Get() != nullptr);
+ EXPECT_LE(2U * MB, ptr3_bytes_allocated);
+ EXPECT_LE(2U * MB, ptr3_usable_size);
+ EXPECT_LE(ptr3_usable_size, ptr3_bytes_allocated);
+ EXPECT_EQ(ptr3_bytes_tl_bulk_allocated, ptr3_bytes_allocated);
+ space->Free(self, ptr3.Assign(nullptr));
+
+ // Final clean up.
+ free1 = space->AllocationSize(ptr1.Get(), nullptr);
+ space->Free(self, ptr1.Assign(nullptr));
+ EXPECT_LE(1U * MB, free1);
+}
+
+TEST_P(SpaceCreateTest, AllocAndFreeTestBody) {
+ size_t dummy = 0;
+ MallocSpace* space(CreateSpace("test", 4 * MB, 16 * MB, 16 * MB, nullptr));
+ ASSERT_TRUE(space != nullptr);
+ Thread* self = Thread::Current();
+ ScopedObjectAccess soa(self);
+
+ // Make space findable to the heap, will also delete space when runtime is cleaned up
+ AddSpace(space);
+
+ // Succeeds, fits without adjusting the footprint limit.
+ size_t ptr1_bytes_allocated, ptr1_usable_size, ptr1_bytes_tl_bulk_allocated;
+ StackHandleScope<3> hs(soa.Self());
+ MutableHandle<mirror::Object> ptr1(hs.NewHandle(Alloc(space,
+ self,
+ 1 * MB,
+ &ptr1_bytes_allocated,
+ &ptr1_usable_size,
+ &ptr1_bytes_tl_bulk_allocated)));
+ EXPECT_TRUE(ptr1.Get() != nullptr);
+ EXPECT_LE(1U * MB, ptr1_bytes_allocated);
+ EXPECT_LE(1U * MB, ptr1_usable_size);
+ EXPECT_LE(ptr1_usable_size, ptr1_bytes_allocated);
+ EXPECT_EQ(ptr1_bytes_tl_bulk_allocated, ptr1_bytes_allocated);
+
+ // Fails, requires a higher footprint limit.
+ mirror::Object* ptr2 = Alloc(space, self, 8 * MB, &dummy, nullptr, &dummy);
+ EXPECT_TRUE(ptr2 == nullptr);
+
+ // Succeeds, adjusts the footprint.
+ size_t ptr3_bytes_allocated, ptr3_usable_size, ptr3_bytes_tl_bulk_allocated;
+ MutableHandle<mirror::Object> ptr3(hs.NewHandle(AllocWithGrowth(space,
+ self,
+ 8 * MB,
+ &ptr3_bytes_allocated,
+ &ptr3_usable_size,
+ &ptr3_bytes_tl_bulk_allocated)));
+ EXPECT_TRUE(ptr3.Get() != nullptr);
+ EXPECT_LE(8U * MB, ptr3_bytes_allocated);
+ EXPECT_LE(8U * MB, ptr3_usable_size);
+ EXPECT_LE(ptr3_usable_size, ptr3_bytes_allocated);
+ EXPECT_EQ(ptr3_bytes_tl_bulk_allocated, ptr3_bytes_allocated);
+
+ // Fails, requires a higher footprint limit.
+ mirror::Object* ptr4 = Alloc(space, self, 8 * MB, &dummy, nullptr, &dummy);
+ EXPECT_TRUE(ptr4 == nullptr);
+
+ // Also fails, requires a higher allowed footprint.
+ mirror::Object* ptr5 = AllocWithGrowth(space, self, 8 * MB, &dummy, nullptr, &dummy);
+ EXPECT_TRUE(ptr5 == nullptr);
+
+ // Release some memory.
+ size_t free3 = space->AllocationSize(ptr3.Get(), nullptr);
+ EXPECT_EQ(free3, ptr3_bytes_allocated);
+ space->Free(self, ptr3.Assign(nullptr));
+ EXPECT_LE(8U * MB, free3);
+
+ // Succeeds, now that memory has been freed.
+ size_t ptr6_bytes_allocated, ptr6_usable_size, ptr6_bytes_tl_bulk_allocated;
+ Handle<mirror::Object> ptr6(hs.NewHandle(AllocWithGrowth(space,
+ self,
+ 9 * MB,
+ &ptr6_bytes_allocated,
+ &ptr6_usable_size,
+ &ptr6_bytes_tl_bulk_allocated)));
+ EXPECT_TRUE(ptr6.Get() != nullptr);
+ EXPECT_LE(9U * MB, ptr6_bytes_allocated);
+ EXPECT_LE(9U * MB, ptr6_usable_size);
+ EXPECT_LE(ptr6_usable_size, ptr6_bytes_allocated);
+ EXPECT_EQ(ptr6_bytes_tl_bulk_allocated, ptr6_bytes_allocated);
+
+ // Final clean up.
+ size_t free1 = space->AllocationSize(ptr1.Get(), nullptr);
+ space->Free(self, ptr1.Assign(nullptr));
+ EXPECT_LE(1U * MB, free1);
+}
+
+TEST_P(SpaceCreateTest, AllocAndFreeListTestBody) {
+ MallocSpace* space(CreateSpace("test", 4 * MB, 16 * MB, 16 * MB, nullptr));
+ ASSERT_TRUE(space != nullptr);
+
+ // Make space findable to the heap, will also delete space when runtime is cleaned up
+ AddSpace(space);
+ Thread* self = Thread::Current();
+ ScopedObjectAccess soa(self);
+
+ // Succeeds, fits without adjusting the max allowed footprint.
+ mirror::Object* lots_of_objects[1024];
+ for (size_t i = 0; i < arraysize(lots_of_objects); i++) {
+ size_t allocation_size, usable_size, bytes_tl_bulk_allocated;
+ size_t size_of_zero_length_byte_array = SizeOfZeroLengthByteArray();
+ lots_of_objects[i] = Alloc(space,
+ self,
+ size_of_zero_length_byte_array,
+ &allocation_size,
+ &usable_size,
+ &bytes_tl_bulk_allocated);
+ EXPECT_TRUE(lots_of_objects[i] != nullptr);
+ size_t computed_usable_size;
+ EXPECT_EQ(allocation_size, space->AllocationSize(lots_of_objects[i], &computed_usable_size));
+ EXPECT_EQ(usable_size, computed_usable_size);
+ EXPECT_TRUE(bytes_tl_bulk_allocated == 0 ||
+ bytes_tl_bulk_allocated >= allocation_size);
+ }
+
+ // Release memory.
+ space->FreeList(self, arraysize(lots_of_objects), lots_of_objects);
+
+ // Succeeds, fits by adjusting the max allowed footprint.
+ for (size_t i = 0; i < arraysize(lots_of_objects); i++) {
+ size_t allocation_size, usable_size, bytes_tl_bulk_allocated;
+ lots_of_objects[i] = AllocWithGrowth(space,
+ self,
+ 1024,
+ &allocation_size,
+ &usable_size,
+ &bytes_tl_bulk_allocated);
+ EXPECT_TRUE(lots_of_objects[i] != nullptr);
+ size_t computed_usable_size;
+ EXPECT_EQ(allocation_size, space->AllocationSize(lots_of_objects[i], &computed_usable_size));
+ EXPECT_EQ(usable_size, computed_usable_size);
+ EXPECT_TRUE(bytes_tl_bulk_allocated == 0 ||
+ bytes_tl_bulk_allocated >= allocation_size);
+ }
+
+ // Release memory.
+ space->FreeList(self, arraysize(lots_of_objects), lots_of_objects);
+}
+
+INSTANTIATE_TEST_CASE_P(CreateRosAllocSpace,
+ SpaceCreateTest,
+ testing::Values(kMallocSpaceRosAlloc));
+INSTANTIATE_TEST_CASE_P(CreateDlMallocSpace,
+ SpaceCreateTest,
+ testing::Values(kMallocSpaceDlMalloc));
+
+} // namespace space
+} // namespace gc
+} // namespace art
namespace gc {
namespace space {
-class SpaceTest : public CommonRuntimeTest {
+template <class Super>
+class SpaceTest : public Super {
public:
- jobject byte_array_class_;
-
- SpaceTest() : byte_array_class_(nullptr) {
- }
+ jobject byte_array_class_ = nullptr;
void AddSpace(ContinuousSpace* space, bool revoke = true) {
Heap* heap = Runtime::Current()->GetHeap();
return reinterpret_cast<mirror::Class*>(self->DecodeJObject(byte_array_class_));
}
- mirror::Object* Alloc(space::MallocSpace* alloc_space, Thread* self, size_t bytes,
- size_t* bytes_allocated, size_t* usable_size,
+ mirror::Object* Alloc(space::MallocSpace* alloc_space,
+ Thread* self,
+ size_t bytes,
+ size_t* bytes_allocated,
+ size_t* usable_size,
size_t* bytes_tl_bulk_allocated)
SHARED_REQUIRES(Locks::mutator_lock_) {
StackHandleScope<1> hs(self);
Handle<mirror::Class> byte_array_class(hs.NewHandle(GetByteArrayClass(self)));
- mirror::Object* obj = alloc_space->Alloc(self, bytes, bytes_allocated, usable_size,
+ mirror::Object* obj = alloc_space->Alloc(self,
+ bytes,
+ bytes_allocated,
+ usable_size,
bytes_tl_bulk_allocated);
if (obj != nullptr) {
InstallClass(obj, byte_array_class.Get(), bytes);
return obj;
}
- mirror::Object* AllocWithGrowth(space::MallocSpace* alloc_space, Thread* self, size_t bytes,
- size_t* bytes_allocated, size_t* usable_size,
+ mirror::Object* AllocWithGrowth(space::MallocSpace* alloc_space,
+ Thread* self,
+ size_t bytes,
+ size_t* bytes_allocated,
+ size_t* usable_size,
size_t* bytes_tl_bulk_allocated)
SHARED_REQUIRES(Locks::mutator_lock_) {
StackHandleScope<1> hs(self);
typedef MallocSpace* (*CreateSpaceFn)(const std::string& name, size_t initial_size, size_t growth_limit,
size_t capacity, uint8_t* requested_begin);
- void InitTestBody(CreateSpaceFn create_space);
- void ZygoteSpaceTestBody(CreateSpaceFn create_space);
- void AllocAndFreeTestBody(CreateSpaceFn create_space);
- void AllocAndFreeListTestBody(CreateSpaceFn create_space);
void SizeFootPrintGrowthLimitAndTrimBody(MallocSpace* space, intptr_t object_size,
int round, size_t growth_limit);
return *seed;
}
-void SpaceTest::InitTestBody(CreateSpaceFn create_space) {
- // This will lead to error messages in the log.
- ScopedLogSeverity sls(LogSeverity::FATAL);
-
- {
- // Init < max == growth
- std::unique_ptr<Space> space(create_space("test", 16 * MB, 32 * MB, 32 * MB, nullptr));
- EXPECT_TRUE(space.get() != nullptr);
- }
- {
- // Init == max == growth
- std::unique_ptr<Space> space(create_space("test", 16 * MB, 16 * MB, 16 * MB, nullptr));
- EXPECT_TRUE(space.get() != nullptr);
- }
- {
- // Init > max == growth
- std::unique_ptr<Space> space(create_space("test", 32 * MB, 16 * MB, 16 * MB, nullptr));
- EXPECT_TRUE(space.get() == nullptr);
- }
- {
- // Growth == init < max
- std::unique_ptr<Space> space(create_space("test", 16 * MB, 16 * MB, 32 * MB, nullptr));
- EXPECT_TRUE(space.get() != nullptr);
- }
- {
- // Growth < init < max
- std::unique_ptr<Space> space(create_space("test", 16 * MB, 8 * MB, 32 * MB, nullptr));
- EXPECT_TRUE(space.get() == nullptr);
- }
- {
- // Init < growth < max
- std::unique_ptr<Space> space(create_space("test", 8 * MB, 16 * MB, 32 * MB, nullptr));
- EXPECT_TRUE(space.get() != nullptr);
- }
- {
- // Init < max < growth
- std::unique_ptr<Space> space(create_space("test", 8 * MB, 32 * MB, 16 * MB, nullptr));
- EXPECT_TRUE(space.get() == nullptr);
- }
-}
-
-// TODO: This test is not very good, we should improve it.
-// The test should do more allocations before the creation of the ZygoteSpace, and then do
-// allocations after the ZygoteSpace is created. The test should also do some GCs to ensure that
-// the GC works with the ZygoteSpace.
-void SpaceTest::ZygoteSpaceTestBody(CreateSpaceFn create_space) {
- size_t dummy;
- MallocSpace* space(create_space("test", 4 * MB, 16 * MB, 16 * MB, nullptr));
- ASSERT_TRUE(space != nullptr);
-
- // Make space findable to the heap, will also delete space when runtime is cleaned up
- AddSpace(space);
- Thread* self = Thread::Current();
- ScopedObjectAccess soa(self);
-
- // Succeeds, fits without adjusting the footprint limit.
- size_t ptr1_bytes_allocated, ptr1_usable_size, ptr1_bytes_tl_bulk_allocated;
- StackHandleScope<3> hs(soa.Self());
- MutableHandle<mirror::Object> ptr1(
- hs.NewHandle(Alloc(space, self, 1 * MB, &ptr1_bytes_allocated, &ptr1_usable_size,
- &ptr1_bytes_tl_bulk_allocated)));
- EXPECT_TRUE(ptr1.Get() != nullptr);
- EXPECT_LE(1U * MB, ptr1_bytes_allocated);
- EXPECT_LE(1U * MB, ptr1_usable_size);
- EXPECT_LE(ptr1_usable_size, ptr1_bytes_allocated);
- EXPECT_EQ(ptr1_bytes_tl_bulk_allocated, ptr1_bytes_allocated);
-
- // Fails, requires a higher footprint limit.
- mirror::Object* ptr2 = Alloc(space, self, 8 * MB, &dummy, nullptr, &dummy);
- EXPECT_TRUE(ptr2 == nullptr);
-
- // Succeeds, adjusts the footprint.
- size_t ptr3_bytes_allocated, ptr3_usable_size, ptr3_bytes_tl_bulk_allocated;
- MutableHandle<mirror::Object> ptr3(
- hs.NewHandle(AllocWithGrowth(space, self, 8 * MB, &ptr3_bytes_allocated, &ptr3_usable_size,
- &ptr3_bytes_tl_bulk_allocated)));
- EXPECT_TRUE(ptr3.Get() != nullptr);
- EXPECT_LE(8U * MB, ptr3_bytes_allocated);
- EXPECT_LE(8U * MB, ptr3_usable_size);
- EXPECT_LE(ptr3_usable_size, ptr3_bytes_allocated);
- EXPECT_EQ(ptr3_bytes_tl_bulk_allocated, ptr3_bytes_allocated);
-
- // Fails, requires a higher footprint limit.
- mirror::Object* ptr4 = space->Alloc(self, 8 * MB, &dummy, nullptr, &dummy);
- EXPECT_TRUE(ptr4 == nullptr);
-
- // Also fails, requires a higher allowed footprint.
- mirror::Object* ptr5 = space->AllocWithGrowth(self, 8 * MB, &dummy, nullptr, &dummy);
- EXPECT_TRUE(ptr5 == nullptr);
-
- // Release some memory.
- size_t free3 = space->AllocationSize(ptr3.Get(), nullptr);
- EXPECT_EQ(free3, ptr3_bytes_allocated);
- EXPECT_EQ(free3, space->Free(self, ptr3.Assign(nullptr)));
- EXPECT_LE(8U * MB, free3);
-
- // Succeeds, now that memory has been freed.
- size_t ptr6_bytes_allocated, ptr6_usable_size, ptr6_bytes_tl_bulk_allocated;
- Handle<mirror::Object> ptr6(
- hs.NewHandle(AllocWithGrowth(space, self, 9 * MB, &ptr6_bytes_allocated, &ptr6_usable_size,
- &ptr6_bytes_tl_bulk_allocated)));
- EXPECT_TRUE(ptr6.Get() != nullptr);
- EXPECT_LE(9U * MB, ptr6_bytes_allocated);
- EXPECT_LE(9U * MB, ptr6_usable_size);
- EXPECT_LE(ptr6_usable_size, ptr6_bytes_allocated);
- EXPECT_EQ(ptr6_bytes_tl_bulk_allocated, ptr6_bytes_allocated);
-
- // Final clean up.
- size_t free1 = space->AllocationSize(ptr1.Get(), nullptr);
- space->Free(self, ptr1.Assign(nullptr));
- EXPECT_LE(1U * MB, free1);
-
- // Make sure that the zygote space isn't directly at the start of the space.
- EXPECT_TRUE(space->Alloc(self, 1U * MB, &dummy, nullptr, &dummy) != nullptr);
-
- gc::Heap* heap = Runtime::Current()->GetHeap();
- space::Space* old_space = space;
- heap->RemoveSpace(old_space);
- heap->RevokeAllThreadLocalBuffers();
- space::ZygoteSpace* zygote_space = space->CreateZygoteSpace("alloc space",
- heap->IsLowMemoryMode(),
- &space);
- delete old_space;
- // Add the zygote space.
- AddSpace(zygote_space, false);
-
- // Make space findable to the heap, will also delete space when runtime is cleaned up
- AddSpace(space, false);
-
- // Succeeds, fits without adjusting the footprint limit.
- ptr1.Assign(Alloc(space, self, 1 * MB, &ptr1_bytes_allocated, &ptr1_usable_size,
- &ptr1_bytes_tl_bulk_allocated));
- EXPECT_TRUE(ptr1.Get() != nullptr);
- EXPECT_LE(1U * MB, ptr1_bytes_allocated);
- EXPECT_LE(1U * MB, ptr1_usable_size);
- EXPECT_LE(ptr1_usable_size, ptr1_bytes_allocated);
- EXPECT_EQ(ptr1_bytes_tl_bulk_allocated, ptr1_bytes_allocated);
-
- // Fails, requires a higher footprint limit.
- ptr2 = Alloc(space, self, 8 * MB, &dummy, nullptr, &dummy);
- EXPECT_TRUE(ptr2 == nullptr);
-
- // Succeeds, adjusts the footprint.
- ptr3.Assign(AllocWithGrowth(space, self, 2 * MB, &ptr3_bytes_allocated, &ptr3_usable_size,
- &ptr3_bytes_tl_bulk_allocated));
- EXPECT_TRUE(ptr3.Get() != nullptr);
- EXPECT_LE(2U * MB, ptr3_bytes_allocated);
- EXPECT_LE(2U * MB, ptr3_usable_size);
- EXPECT_LE(ptr3_usable_size, ptr3_bytes_allocated);
- EXPECT_EQ(ptr3_bytes_tl_bulk_allocated, ptr3_bytes_allocated);
- space->Free(self, ptr3.Assign(nullptr));
-
- // Final clean up.
- free1 = space->AllocationSize(ptr1.Get(), nullptr);
- space->Free(self, ptr1.Assign(nullptr));
- EXPECT_LE(1U * MB, free1);
-}
-
-void SpaceTest::AllocAndFreeTestBody(CreateSpaceFn create_space) {
- size_t dummy = 0;
- MallocSpace* space(create_space("test", 4 * MB, 16 * MB, 16 * MB, nullptr));
- ASSERT_TRUE(space != nullptr);
- Thread* self = Thread::Current();
- ScopedObjectAccess soa(self);
-
- // Make space findable to the heap, will also delete space when runtime is cleaned up
- AddSpace(space);
-
- // Succeeds, fits without adjusting the footprint limit.
- size_t ptr1_bytes_allocated, ptr1_usable_size, ptr1_bytes_tl_bulk_allocated;
- StackHandleScope<3> hs(soa.Self());
- MutableHandle<mirror::Object> ptr1(
- hs.NewHandle(Alloc(space, self, 1 * MB, &ptr1_bytes_allocated, &ptr1_usable_size,
- &ptr1_bytes_tl_bulk_allocated)));
- EXPECT_TRUE(ptr1.Get() != nullptr);
- EXPECT_LE(1U * MB, ptr1_bytes_allocated);
- EXPECT_LE(1U * MB, ptr1_usable_size);
- EXPECT_LE(ptr1_usable_size, ptr1_bytes_allocated);
- EXPECT_EQ(ptr1_bytes_tl_bulk_allocated, ptr1_bytes_allocated);
-
- // Fails, requires a higher footprint limit.
- mirror::Object* ptr2 = Alloc(space, self, 8 * MB, &dummy, nullptr, &dummy);
- EXPECT_TRUE(ptr2 == nullptr);
-
- // Succeeds, adjusts the footprint.
- size_t ptr3_bytes_allocated, ptr3_usable_size, ptr3_bytes_tl_bulk_allocated;
- MutableHandle<mirror::Object> ptr3(
- hs.NewHandle(AllocWithGrowth(space, self, 8 * MB, &ptr3_bytes_allocated, &ptr3_usable_size,
- &ptr3_bytes_tl_bulk_allocated)));
- EXPECT_TRUE(ptr3.Get() != nullptr);
- EXPECT_LE(8U * MB, ptr3_bytes_allocated);
- EXPECT_LE(8U * MB, ptr3_usable_size);
- EXPECT_LE(ptr3_usable_size, ptr3_bytes_allocated);
- EXPECT_EQ(ptr3_bytes_tl_bulk_allocated, ptr3_bytes_allocated);
-
- // Fails, requires a higher footprint limit.
- mirror::Object* ptr4 = Alloc(space, self, 8 * MB, &dummy, nullptr, &dummy);
- EXPECT_TRUE(ptr4 == nullptr);
-
- // Also fails, requires a higher allowed footprint.
- mirror::Object* ptr5 = AllocWithGrowth(space, self, 8 * MB, &dummy, nullptr, &dummy);
- EXPECT_TRUE(ptr5 == nullptr);
-
- // Release some memory.
- size_t free3 = space->AllocationSize(ptr3.Get(), nullptr);
- EXPECT_EQ(free3, ptr3_bytes_allocated);
- space->Free(self, ptr3.Assign(nullptr));
- EXPECT_LE(8U * MB, free3);
-
- // Succeeds, now that memory has been freed.
- size_t ptr6_bytes_allocated, ptr6_usable_size, ptr6_bytes_tl_bulk_allocated;
- Handle<mirror::Object> ptr6(
- hs.NewHandle(AllocWithGrowth(space, self, 9 * MB, &ptr6_bytes_allocated, &ptr6_usable_size,
- &ptr6_bytes_tl_bulk_allocated)));
- EXPECT_TRUE(ptr6.Get() != nullptr);
- EXPECT_LE(9U * MB, ptr6_bytes_allocated);
- EXPECT_LE(9U * MB, ptr6_usable_size);
- EXPECT_LE(ptr6_usable_size, ptr6_bytes_allocated);
- EXPECT_EQ(ptr6_bytes_tl_bulk_allocated, ptr6_bytes_allocated);
-
- // Final clean up.
- size_t free1 = space->AllocationSize(ptr1.Get(), nullptr);
- space->Free(self, ptr1.Assign(nullptr));
- EXPECT_LE(1U * MB, free1);
-}
-
-void SpaceTest::AllocAndFreeListTestBody(CreateSpaceFn create_space) {
- MallocSpace* space(create_space("test", 4 * MB, 16 * MB, 16 * MB, nullptr));
- ASSERT_TRUE(space != nullptr);
-
- // Make space findable to the heap, will also delete space when runtime is cleaned up
- AddSpace(space);
- Thread* self = Thread::Current();
- ScopedObjectAccess soa(self);
-
- // Succeeds, fits without adjusting the max allowed footprint.
- mirror::Object* lots_of_objects[1024];
- for (size_t i = 0; i < arraysize(lots_of_objects); i++) {
- size_t allocation_size, usable_size, bytes_tl_bulk_allocated;
- size_t size_of_zero_length_byte_array = SizeOfZeroLengthByteArray();
- lots_of_objects[i] = Alloc(space, self, size_of_zero_length_byte_array, &allocation_size,
- &usable_size, &bytes_tl_bulk_allocated);
- EXPECT_TRUE(lots_of_objects[i] != nullptr);
- size_t computed_usable_size;
- EXPECT_EQ(allocation_size, space->AllocationSize(lots_of_objects[i], &computed_usable_size));
- EXPECT_EQ(usable_size, computed_usable_size);
- EXPECT_TRUE(bytes_tl_bulk_allocated == 0 ||
- bytes_tl_bulk_allocated >= allocation_size);
- }
-
- // Release memory.
- space->FreeList(self, arraysize(lots_of_objects), lots_of_objects);
-
- // Succeeds, fits by adjusting the max allowed footprint.
- for (size_t i = 0; i < arraysize(lots_of_objects); i++) {
- size_t allocation_size, usable_size, bytes_tl_bulk_allocated;
- lots_of_objects[i] = AllocWithGrowth(space, self, 1024, &allocation_size, &usable_size,
- &bytes_tl_bulk_allocated);
- EXPECT_TRUE(lots_of_objects[i] != nullptr);
- size_t computed_usable_size;
- EXPECT_EQ(allocation_size, space->AllocationSize(lots_of_objects[i], &computed_usable_size));
- EXPECT_EQ(usable_size, computed_usable_size);
- EXPECT_TRUE(bytes_tl_bulk_allocated == 0 ||
- bytes_tl_bulk_allocated >= allocation_size);
- }
-
- // Release memory.
- space->FreeList(self, arraysize(lots_of_objects), lots_of_objects);
-}
-
-void SpaceTest::SizeFootPrintGrowthLimitAndTrimBody(MallocSpace* space, intptr_t object_size,
- int round, size_t growth_limit) {
+template <class Super>
+void SpaceTest<Super>::SizeFootPrintGrowthLimitAndTrimBody(MallocSpace* space,
+ intptr_t object_size,
+ int round,
+ size_t growth_limit) {
if (((object_size > 0 && object_size >= static_cast<intptr_t>(growth_limit))) ||
((object_size < 0 && -object_size >= static_cast<intptr_t>(growth_limit)))) {
// No allocation can succeed
EXPECT_LE(space->Size(), growth_limit);
}
-void SpaceTest::SizeFootPrintGrowthLimitAndTrimDriver(size_t object_size, CreateSpaceFn create_space) {
+template <class Super>
+void SpaceTest<Super>::SizeFootPrintGrowthLimitAndTrimDriver(size_t object_size,
+ CreateSpaceFn create_space) {
if (object_size < SizeOfZeroLengthByteArray()) {
// Too small for the object layout/model.
return;
SizeFootPrintGrowthLimitAndTrimDriver(-size, spaceFn); \
}
-#define TEST_SPACE_CREATE_FN_BASE(spaceName, spaceFn) \
- class spaceName##BaseTest : public SpaceTest { \
- }; \
- \
- TEST_F(spaceName##BaseTest, Init) { \
- InitTestBody(spaceFn); \
- } \
- TEST_F(spaceName##BaseTest, ZygoteSpace) { \
- ZygoteSpaceTestBody(spaceFn); \
- } \
- TEST_F(spaceName##BaseTest, AllocAndFree) { \
- AllocAndFreeTestBody(spaceFn); \
- } \
- TEST_F(spaceName##BaseTest, AllocAndFreeList) { \
- AllocAndFreeListTestBody(spaceFn); \
- }
-
#define TEST_SPACE_CREATE_FN_STATIC(spaceName, spaceFn) \
- class spaceName##StaticTest : public SpaceTest { \
+ class spaceName##StaticTest : public SpaceTest<CommonRuntimeTest> { \
}; \
\
TEST_SizeFootPrintGrowthLimitAndTrimStatic(12B, spaceName, spaceFn, 12) \
TEST_SizeFootPrintGrowthLimitAndTrimStatic(8MB, spaceName, spaceFn, 8 * MB)
#define TEST_SPACE_CREATE_FN_RANDOM(spaceName, spaceFn) \
- class spaceName##RandomTest : public SpaceTest { \
+ class spaceName##RandomTest : public SpaceTest<CommonRuntimeTest> { \
}; \
\
TEST_SizeFootPrintGrowthLimitAndTrimRandom(16B, spaceName, spaceFn, 16) \