Srdjan Mitrovic
1b17e78f38
BUG= R=asiva@google.com Review URL: https://codereview.chromium.org/1454553004 .
1487 lines
46 KiB
C++
1487 lines
46 KiB
C++
// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include "platform/assert.h"
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#include "vm/dart_api_impl.h"
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#include "vm/dart_api_state.h"
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#include "vm/globals.h"
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#include "vm/profiler.h"
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#include "vm/profiler_service.h"
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#include "vm/unit_test.h"
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namespace dart {
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DECLARE_FLAG(bool, background_compilation);
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DECLARE_FLAG(bool, profile_vm);
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DECLARE_FLAG(int, max_profile_depth);
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// Some tests are written assuming native stack trace profiling is disabled.
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class DisableNativeProfileScope : public ValueObject {
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public:
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DisableNativeProfileScope()
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: FLAG_profile_vm_(FLAG_profile_vm) {
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FLAG_profile_vm = false;
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}
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~DisableNativeProfileScope() {
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FLAG_profile_vm = FLAG_profile_vm_;
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}
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private:
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const bool FLAG_profile_vm_;
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};
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// Temporarily adjust the maximum profile depth.
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class MaxProfileDepthScope : public ValueObject {
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public:
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explicit MaxProfileDepthScope(intptr_t new_max_depth)
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: FLAG_max_profile_depth_(FLAG_max_profile_depth) {
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Profiler::SetSampleDepth(new_max_depth);
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}
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~MaxProfileDepthScope() {
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Profiler::SetSampleDepth(FLAG_max_profile_depth_);
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}
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private:
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const intptr_t FLAG_max_profile_depth_;
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};
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class ProfileSampleBufferTestHelper {
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public:
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static intptr_t IterateCount(const Isolate* isolate,
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const SampleBuffer& sample_buffer) {
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intptr_t c = 0;
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for (intptr_t i = 0; i < sample_buffer.capacity(); i++) {
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Sample* sample = sample_buffer.At(i);
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if (sample->isolate() != isolate) {
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continue;
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}
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c++;
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}
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return c;
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}
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static intptr_t IterateSumPC(const Isolate* isolate,
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const SampleBuffer& sample_buffer) {
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intptr_t c = 0;
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for (intptr_t i = 0; i < sample_buffer.capacity(); i++) {
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Sample* sample = sample_buffer.At(i);
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if (sample->isolate() != isolate) {
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continue;
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}
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c += sample->At(0);
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}
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return c;
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}
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};
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TEST_CASE(Profiler_SampleBufferWrapTest) {
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SampleBuffer* sample_buffer = new SampleBuffer(3);
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Isolate* i = reinterpret_cast<Isolate*>(0x1);
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EXPECT_EQ(0, ProfileSampleBufferTestHelper::IterateSumPC(i, *sample_buffer));
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Sample* s;
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s = sample_buffer->ReserveSample();
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s->Init(i, 0, 0);
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s->SetAt(0, 2);
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EXPECT_EQ(2, ProfileSampleBufferTestHelper::IterateSumPC(i, *sample_buffer));
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s = sample_buffer->ReserveSample();
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s->Init(i, 0, 0);
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s->SetAt(0, 4);
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EXPECT_EQ(6, ProfileSampleBufferTestHelper::IterateSumPC(i, *sample_buffer));
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s = sample_buffer->ReserveSample();
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s->Init(i, 0, 0);
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s->SetAt(0, 6);
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EXPECT_EQ(12, ProfileSampleBufferTestHelper::IterateSumPC(i, *sample_buffer));
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s = sample_buffer->ReserveSample();
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s->Init(i, 0, 0);
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s->SetAt(0, 8);
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EXPECT_EQ(18, ProfileSampleBufferTestHelper::IterateSumPC(i, *sample_buffer));
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delete sample_buffer;
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}
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TEST_CASE(Profiler_SampleBufferIterateTest) {
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SampleBuffer* sample_buffer = new SampleBuffer(3);
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Isolate* i = reinterpret_cast<Isolate*>(0x1);
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EXPECT_EQ(0, ProfileSampleBufferTestHelper::IterateCount(i, *sample_buffer));
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Sample* s;
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s = sample_buffer->ReserveSample();
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s->Init(i, 0, 0);
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EXPECT_EQ(1, ProfileSampleBufferTestHelper::IterateCount(i, *sample_buffer));
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s = sample_buffer->ReserveSample();
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s->Init(i, 0, 0);
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EXPECT_EQ(2, ProfileSampleBufferTestHelper::IterateCount(i, *sample_buffer));
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s = sample_buffer->ReserveSample();
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s->Init(i, 0, 0);
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EXPECT_EQ(3, ProfileSampleBufferTestHelper::IterateCount(i, *sample_buffer));
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s = sample_buffer->ReserveSample();
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s->Init(i, 0, 0);
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EXPECT_EQ(3, ProfileSampleBufferTestHelper::IterateCount(i, *sample_buffer));
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delete sample_buffer;
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}
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TEST_CASE(Profiler_AllocationSampleTest) {
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Isolate* isolate = Isolate::Current();
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SampleBuffer* sample_buffer = new SampleBuffer(3);
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Sample* sample = sample_buffer->ReserveSample();
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sample->Init(isolate, 0, 0);
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sample->set_metadata(99);
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sample->set_is_allocation_sample(true);
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EXPECT_EQ(99, sample->allocation_cid());
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delete sample_buffer;
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}
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static RawClass* GetClass(const Library& lib, const char* name) {
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const Class& cls = Class::Handle(
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lib.LookupClassAllowPrivate(String::Handle(Symbols::New(name))));
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EXPECT(!cls.IsNull()); // No ambiguity error expected.
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return cls.raw();
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}
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class AllocationFilter : public SampleFilter {
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public:
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explicit AllocationFilter(Isolate* isolate, intptr_t cid)
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: SampleFilter(isolate),
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cid_(cid),
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enable_embedder_ticks_(false) {
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}
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bool FilterSample(Sample* sample) {
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if (!enable_embedder_ticks_ &&
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(sample->vm_tag() == VMTag::kEmbedderTagId)) {
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// We don't want to see embedder ticks in the test.
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return false;
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}
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return sample->is_allocation_sample() &&
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(sample->allocation_cid() == cid_);
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}
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void set_enable_embedder_ticks(bool enable) {
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enable_embedder_ticks_ = enable;
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}
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private:
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intptr_t cid_;
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bool enable_embedder_ticks_;
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};
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TEST_CASE(Profiler_TrivialRecordAllocation) {
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DisableNativeProfileScope dnps;
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const char* kScript =
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"class A {\n"
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" var a;\n"
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" var b;\n"
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"}\n"
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"class B {\n"
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" static boo() {\n"
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" return new A();\n"
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" }\n"
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"}\n"
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"main() {\n"
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" return B.boo();\n"
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"}\n";
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Dart_Handle lib = TestCase::LoadTestScript(kScript, NULL);
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EXPECT_VALID(lib);
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Library& root_library = Library::Handle();
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root_library ^= Api::UnwrapHandle(lib);
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const Class& class_a = Class::Handle(GetClass(root_library, "A"));
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EXPECT(!class_a.IsNull());
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class_a.SetTraceAllocation(true);
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Dart_Handle result = Dart_Invoke(lib, NewString("main"), 0, NULL);
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EXPECT_VALID(result);
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{
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Thread* thread = Thread::Current();
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Isolate* isolate = thread->isolate();
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StackZone zone(thread);
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HANDLESCOPE(thread);
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Profile profile(isolate);
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AllocationFilter filter(isolate, class_a.id());
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profile.Build(thread, &filter, Profile::kNoTags);
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// We should have 1 allocation sample.
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EXPECT_EQ(1, profile.sample_count());
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ProfileTrieWalker walker(&profile);
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// Exclusive code: B.boo -> main.
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walker.Reset(Profile::kExclusiveCode);
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// Move down from the root.
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EXPECT(walker.Down());
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EXPECT_STREQ("B.boo", walker.CurrentName());
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EXPECT(walker.Down());
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EXPECT_STREQ("main", walker.CurrentName());
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EXPECT(!walker.Down());
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// Inclusive code: main -> B.boo.
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walker.Reset(Profile::kInclusiveCode);
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// Move down from the root.
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EXPECT(walker.Down());
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EXPECT_STREQ("main", walker.CurrentName());
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EXPECT(walker.Down());
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EXPECT_STREQ("B.boo", walker.CurrentName());
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EXPECT(!walker.Down());
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// Exclusive function: B.boo -> main.
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walker.Reset(Profile::kExclusiveFunction);
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// Move down from the root.
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EXPECT(walker.Down());
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EXPECT_STREQ("B.boo", walker.CurrentName());
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EXPECT(walker.Down());
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EXPECT_STREQ("main", walker.CurrentName());
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EXPECT(!walker.Down());
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// Inclusive function: main -> B.boo.
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walker.Reset(Profile::kInclusiveFunction);
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// Move down from the root.
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EXPECT(walker.Down());
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EXPECT_STREQ("main", walker.CurrentName());
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EXPECT(walker.Down());
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EXPECT_STREQ("B.boo", walker.CurrentName());
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EXPECT(!walker.Down());
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}
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}
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TEST_CASE(Profiler_ToggleRecordAllocation) {
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DisableNativeProfileScope dnps;
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const char* kScript =
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"class A {\n"
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" var a;\n"
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" var b;\n"
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"}\n"
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"class B {\n"
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" static boo() {\n"
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" return new A();\n"
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" }\n"
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"}\n"
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"main() {\n"
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" return B.boo();\n"
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"}\n";
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Dart_Handle lib = TestCase::LoadTestScript(kScript, NULL);
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EXPECT_VALID(lib);
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Library& root_library = Library::Handle();
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root_library ^= Api::UnwrapHandle(lib);
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const Class& class_a = Class::Handle(GetClass(root_library, "A"));
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EXPECT(!class_a.IsNull());
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Dart_Handle result = Dart_Invoke(lib, NewString("main"), 0, NULL);
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EXPECT_VALID(result);
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{
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Thread* thread = Thread::Current();
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Isolate* isolate = thread->isolate();
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StackZone zone(thread);
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HANDLESCOPE(thread);
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Profile profile(isolate);
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AllocationFilter filter(isolate, class_a.id());
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profile.Build(thread, &filter, Profile::kNoTags);
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// We should have no allocation samples.
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EXPECT_EQ(0, profile.sample_count());
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}
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// Turn on allocation tracing for A.
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class_a.SetTraceAllocation(true);
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result = Dart_Invoke(lib, NewString("main"), 0, NULL);
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EXPECT_VALID(result);
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{
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Thread* thread = Thread::Current();
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Isolate* isolate = thread->isolate();
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StackZone zone(thread);
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HANDLESCOPE(thread);
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Profile profile(isolate);
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AllocationFilter filter(isolate, class_a.id());
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profile.Build(thread, &filter, Profile::kNoTags);
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// We should have one allocation sample.
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EXPECT_EQ(1, profile.sample_count());
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ProfileTrieWalker walker(&profile);
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// Exclusive code: B.boo -> main.
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walker.Reset(Profile::kExclusiveCode);
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// Move down from the root.
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EXPECT(walker.Down());
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EXPECT_STREQ("B.boo", walker.CurrentName());
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EXPECT(walker.Down());
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EXPECT_STREQ("main", walker.CurrentName());
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EXPECT(!walker.Down());
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// Inclusive code: main -> B.boo.
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walker.Reset(Profile::kInclusiveCode);
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// Move down from the root.
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EXPECT(walker.Down());
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EXPECT_STREQ("main", walker.CurrentName());
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EXPECT(walker.Down());
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EXPECT_STREQ("B.boo", walker.CurrentName());
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EXPECT(!walker.Down());
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// Exclusive function: boo -> main.
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walker.Reset(Profile::kExclusiveFunction);
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// Move down from the root.
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EXPECT(walker.Down());
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EXPECT_STREQ("B.boo", walker.CurrentName());
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EXPECT(walker.Down());
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EXPECT_STREQ("main", walker.CurrentName());
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EXPECT(!walker.Down());
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// Inclusive function: main -> boo.
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walker.Reset(Profile::kInclusiveFunction);
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// Move down from the root.
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EXPECT(walker.Down());
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EXPECT_STREQ("main", walker.CurrentName());
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EXPECT(walker.Down());
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EXPECT_STREQ("B.boo", walker.CurrentName());
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EXPECT(!walker.Down());
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}
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// Turn off allocation tracing for A.
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class_a.SetTraceAllocation(false);
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result = Dart_Invoke(lib, NewString("main"), 0, NULL);
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EXPECT_VALID(result);
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{
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Thread* thread = Thread::Current();
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Isolate* isolate = thread->isolate();
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StackZone zone(thread);
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HANDLESCOPE(thread);
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Profile profile(isolate);
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AllocationFilter filter(isolate, class_a.id());
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profile.Build(thread, &filter, Profile::kNoTags);
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// We should still only have one allocation sample.
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EXPECT_EQ(1, profile.sample_count());
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}
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}
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TEST_CASE(Profiler_CodeTicks) {
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DisableNativeProfileScope dnps;
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const char* kScript =
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"class A {\n"
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" var a;\n"
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" var b;\n"
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"}\n"
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"class B {\n"
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" static boo() {\n"
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" return new A();\n"
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" }\n"
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"}\n"
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"main() {\n"
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" B.boo();\n"
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"}\n";
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Dart_Handle lib = TestCase::LoadTestScript(kScript, NULL);
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EXPECT_VALID(lib);
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Library& root_library = Library::Handle();
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root_library ^= Api::UnwrapHandle(lib);
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const Class& class_a = Class::Handle(GetClass(root_library, "A"));
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EXPECT(!class_a.IsNull());
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Dart_Handle result = Dart_Invoke(lib, NewString("main"), 0, NULL);
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EXPECT_VALID(result);
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{
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Thread* thread = Thread::Current();
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Isolate* isolate = thread->isolate();
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StackZone zone(thread);
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HANDLESCOPE(thread);
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Profile profile(isolate);
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AllocationFilter filter(isolate, class_a.id());
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profile.Build(thread, &filter, Profile::kNoTags);
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// We should have no allocation samples.
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EXPECT_EQ(0, profile.sample_count());
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}
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// Turn on allocation tracing for A.
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class_a.SetTraceAllocation(true);
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// Allocate three times.
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result = Dart_Invoke(lib, NewString("main"), 0, NULL);
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EXPECT_VALID(result);
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result = Dart_Invoke(lib, NewString("main"), 0, NULL);
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EXPECT_VALID(result);
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result = Dart_Invoke(lib, NewString("main"), 0, NULL);
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EXPECT_VALID(result);
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{
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Thread* thread = Thread::Current();
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Isolate* isolate = thread->isolate();
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StackZone zone(thread);
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HANDLESCOPE(thread);
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Profile profile(isolate);
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AllocationFilter filter(isolate, class_a.id());
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profile.Build(thread, &filter, Profile::kNoTags);
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// We should have three allocation samples.
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EXPECT_EQ(3, profile.sample_count());
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ProfileTrieWalker walker(&profile);
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// Exclusive code: B.boo -> main.
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walker.Reset(Profile::kExclusiveCode);
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// Move down from the root.
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EXPECT(walker.Down());
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EXPECT_STREQ("B.boo", walker.CurrentName());
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EXPECT_EQ(3, walker.CurrentNodeTickCount());
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EXPECT_EQ(3, walker.CurrentInclusiveTicks());
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EXPECT_EQ(3, walker.CurrentExclusiveTicks());
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EXPECT(walker.Down());
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EXPECT_STREQ("main", walker.CurrentName());
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EXPECT_EQ(3, walker.CurrentNodeTickCount());
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EXPECT_EQ(3, walker.CurrentInclusiveTicks());
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EXPECT_EQ(0, walker.CurrentExclusiveTicks());
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EXPECT(!walker.Down());
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// Inclusive code: main -> B.boo.
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walker.Reset(Profile::kInclusiveCode);
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// Move down from the root.
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EXPECT(walker.Down());
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EXPECT_STREQ("main", walker.CurrentName());
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EXPECT_EQ(3, walker.CurrentNodeTickCount());
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EXPECT_EQ(3, walker.CurrentInclusiveTicks());
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EXPECT_EQ(0, walker.CurrentExclusiveTicks());
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EXPECT(walker.Down());
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EXPECT_STREQ("B.boo", walker.CurrentName());
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EXPECT_EQ(3, walker.CurrentNodeTickCount());
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EXPECT_EQ(3, walker.CurrentInclusiveTicks());
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EXPECT_EQ(3, walker.CurrentExclusiveTicks());
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EXPECT(!walker.Down());
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}
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}
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TEST_CASE(Profiler_FunctionTicks) {
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DisableNativeProfileScope dnps;
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const char* kScript =
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"class A {\n"
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" var a;\n"
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" var b;\n"
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"}\n"
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"class B {\n"
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" static boo() {\n"
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" return new A();\n"
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" }\n"
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"}\n"
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"main() {\n"
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" B.boo();\n"
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"}\n";
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Dart_Handle lib = TestCase::LoadTestScript(kScript, NULL);
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EXPECT_VALID(lib);
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Library& root_library = Library::Handle();
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root_library ^= Api::UnwrapHandle(lib);
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const Class& class_a = Class::Handle(GetClass(root_library, "A"));
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EXPECT(!class_a.IsNull());
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Dart_Handle result = Dart_Invoke(lib, NewString("main"), 0, NULL);
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EXPECT_VALID(result);
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{
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Thread* thread = Thread::Current();
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Isolate* isolate = thread->isolate();
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StackZone zone(thread);
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HANDLESCOPE(thread);
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Profile profile(isolate);
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AllocationFilter filter(isolate, class_a.id());
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profile.Build(thread, &filter, Profile::kNoTags);
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// We should have no allocation samples.
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EXPECT_EQ(0, profile.sample_count());
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}
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// Turn on allocation tracing for A.
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class_a.SetTraceAllocation(true);
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// Allocate three times.
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result = Dart_Invoke(lib, NewString("main"), 0, NULL);
|
|
EXPECT_VALID(result);
|
|
result = Dart_Invoke(lib, NewString("main"), 0, NULL);
|
|
EXPECT_VALID(result);
|
|
result = Dart_Invoke(lib, NewString("main"), 0, NULL);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
Thread* thread = Thread::Current();
|
|
Isolate* isolate = thread->isolate();
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, class_a.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should have three allocation samples.
|
|
EXPECT_EQ(3, profile.sample_count());
|
|
ProfileTrieWalker walker(&profile);
|
|
|
|
// Exclusive function: B.boo -> main.
|
|
walker.Reset(Profile::kExclusiveFunction);
|
|
// Move down from the root.
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("B.boo", walker.CurrentName());
|
|
EXPECT_EQ(3, walker.CurrentNodeTickCount());
|
|
EXPECT_EQ(3, walker.CurrentInclusiveTicks());
|
|
EXPECT_EQ(3, walker.CurrentExclusiveTicks());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("main", walker.CurrentName());
|
|
EXPECT_EQ(3, walker.CurrentNodeTickCount());
|
|
EXPECT_EQ(3, walker.CurrentInclusiveTicks());
|
|
EXPECT_EQ(0, walker.CurrentExclusiveTicks());
|
|
EXPECT(!walker.Down());
|
|
|
|
// Inclusive function: main -> B.boo.
|
|
walker.Reset(Profile::kInclusiveFunction);
|
|
// Move down from the root.
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("main", walker.CurrentName());
|
|
EXPECT_EQ(3, walker.CurrentNodeTickCount());
|
|
EXPECT_EQ(3, walker.CurrentInclusiveTicks());
|
|
EXPECT_EQ(0, walker.CurrentExclusiveTicks());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("B.boo", walker.CurrentName());
|
|
EXPECT_EQ(3, walker.CurrentNodeTickCount());
|
|
EXPECT_EQ(3, walker.CurrentInclusiveTicks());
|
|
EXPECT_EQ(3, walker.CurrentExclusiveTicks());
|
|
EXPECT(!walker.Down());
|
|
}
|
|
}
|
|
|
|
|
|
TEST_CASE(Profiler_IntrinsicAllocation) {
|
|
DisableNativeProfileScope dnps;
|
|
const char* kScript = "double foo(double a, double b) => a + b;";
|
|
Dart_Handle lib = TestCase::LoadTestScript(kScript, NULL);
|
|
EXPECT_VALID(lib);
|
|
Library& root_library = Library::Handle();
|
|
root_library ^= Api::UnwrapHandle(lib);
|
|
Isolate* isolate = thread->isolate();
|
|
|
|
const Class& double_class =
|
|
Class::Handle(isolate->object_store()->double_class());
|
|
EXPECT(!double_class.IsNull());
|
|
|
|
Dart_Handle args[2] = { Dart_NewDouble(1.0), Dart_NewDouble(2.0), };
|
|
|
|
Dart_Handle result = Dart_Invoke(lib, NewString("foo"), 2, &args[0]);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, double_class.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should have no allocation samples.
|
|
EXPECT_EQ(0, profile.sample_count());
|
|
}
|
|
|
|
double_class.SetTraceAllocation(true);
|
|
result = Dart_Invoke(lib, NewString("foo"), 2, &args[0]);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, double_class.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should have one allocation sample.
|
|
EXPECT_EQ(1, profile.sample_count());
|
|
ProfileTrieWalker walker(&profile);
|
|
|
|
walker.Reset(Profile::kExclusiveCode);
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("_Double._add", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("_Double.+", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("foo", walker.CurrentName());
|
|
EXPECT(!walker.Down());
|
|
}
|
|
|
|
double_class.SetTraceAllocation(false);
|
|
result = Dart_Invoke(lib, NewString("foo"), 2, &args[0]);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, double_class.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should still only have one allocation sample.
|
|
EXPECT_EQ(1, profile.sample_count());
|
|
}
|
|
}
|
|
|
|
|
|
TEST_CASE(Profiler_ArrayAllocation) {
|
|
DisableNativeProfileScope dnps;
|
|
const char* kScript =
|
|
"List foo() => new List(4);\n"
|
|
"List bar() => new List();\n";
|
|
Dart_Handle lib = TestCase::LoadTestScript(kScript, NULL);
|
|
EXPECT_VALID(lib);
|
|
Library& root_library = Library::Handle();
|
|
root_library ^= Api::UnwrapHandle(lib);
|
|
Isolate* isolate = thread->isolate();
|
|
|
|
const Class& array_class =
|
|
Class::Handle(isolate->object_store()->array_class());
|
|
EXPECT(!array_class.IsNull());
|
|
|
|
Dart_Handle result = Dart_Invoke(lib, NewString("foo"), 0, NULL);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, array_class.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should have no allocation samples.
|
|
EXPECT_EQ(0, profile.sample_count());
|
|
}
|
|
|
|
array_class.SetTraceAllocation(true);
|
|
result = Dart_Invoke(lib, NewString("foo"), 0, NULL);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, array_class.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should have one allocation sample.
|
|
EXPECT_EQ(1, profile.sample_count());
|
|
ProfileTrieWalker walker(&profile);
|
|
|
|
walker.Reset(Profile::kExclusiveCode);
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("_List._List", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("List.List", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("foo", walker.CurrentName());
|
|
EXPECT(!walker.Down());
|
|
}
|
|
|
|
array_class.SetTraceAllocation(false);
|
|
result = Dart_Invoke(lib, NewString("foo"), 0, NULL);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, array_class.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should still only have one allocation sample.
|
|
EXPECT_EQ(1, profile.sample_count());
|
|
}
|
|
|
|
// Clear the samples.
|
|
ProfilerService::ClearSamples();
|
|
|
|
// Compile bar (many List objects allocated).
|
|
result = Dart_Invoke(lib, NewString("bar"), 0, NULL);
|
|
EXPECT_VALID(result);
|
|
|
|
// Enable again.
|
|
array_class.SetTraceAllocation(true);
|
|
|
|
// Run bar.
|
|
result = Dart_Invoke(lib, NewString("bar"), 0, NULL);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, array_class.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should still only have one allocation sample.
|
|
EXPECT_EQ(1, profile.sample_count());
|
|
ProfileTrieWalker walker(&profile);
|
|
|
|
walker.Reset(Profile::kExclusiveCode);
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("_List._List", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("_GrowableList._GrowableList", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("List.List", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("bar", walker.CurrentName());
|
|
EXPECT(!walker.Down());
|
|
}
|
|
}
|
|
|
|
|
|
TEST_CASE(Profiler_ContextAllocation) {
|
|
DisableNativeProfileScope dnps;
|
|
const char* kScript =
|
|
"var msg1 = 'a';\n"
|
|
"foo() {\n"
|
|
" var msg = msg1 + msg1;\n"
|
|
" return (x) { return '$msg + $msg'; }(msg);\n"
|
|
"}\n";
|
|
Dart_Handle lib = TestCase::LoadTestScript(kScript, NULL);
|
|
EXPECT_VALID(lib);
|
|
Library& root_library = Library::Handle();
|
|
root_library ^= Api::UnwrapHandle(lib);
|
|
Isolate* isolate = thread->isolate();
|
|
|
|
const Class& context_class =
|
|
Class::Handle(Object::context_class());
|
|
EXPECT(!context_class.IsNull());
|
|
|
|
Dart_Handle result = Dart_Invoke(lib, NewString("foo"), 0, NULL);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, context_class.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should have no allocation samples.
|
|
EXPECT_EQ(0, profile.sample_count());
|
|
}
|
|
|
|
context_class.SetTraceAllocation(true);
|
|
result = Dart_Invoke(lib, NewString("foo"), 0, NULL);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, context_class.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should have one allocation sample.
|
|
EXPECT_EQ(1, profile.sample_count());
|
|
ProfileTrieWalker walker(&profile);
|
|
|
|
walker.Reset(Profile::kExclusiveCode);
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("foo", walker.CurrentName());
|
|
EXPECT(!walker.Down());
|
|
}
|
|
|
|
context_class.SetTraceAllocation(false);
|
|
result = Dart_Invoke(lib, NewString("foo"), 0, NULL);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, context_class.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should still only have one allocation sample.
|
|
EXPECT_EQ(1, profile.sample_count());
|
|
}
|
|
}
|
|
|
|
|
|
TEST_CASE(Profiler_ClassAllocation) {
|
|
DisableNativeProfileScope dnps;
|
|
const char* kScript =
|
|
"var msg1 = 'a';\n"
|
|
"\n"
|
|
"foo() {\n"
|
|
" var msg = msg1 + msg1;\n"
|
|
" var msg2 = msg + msg;\n"
|
|
" return (x, y, z, w) { return '$x + $y + $z'; }(msg, msg2, msg, msg);\n"
|
|
"}\n"
|
|
"bar() {\n"
|
|
" var msg = msg1 + msg1;\n"
|
|
" var msg2 = msg + msg;\n"
|
|
" return (x, y) { return '$x + $y'; }(msg, msg2);\n"
|
|
"}\n";
|
|
|
|
Dart_Handle lib = TestCase::LoadTestScript(kScript, NULL);
|
|
EXPECT_VALID(lib);
|
|
Library& root_library = Library::Handle();
|
|
root_library ^= Api::UnwrapHandle(lib);
|
|
Isolate* isolate = thread->isolate();
|
|
|
|
const Class& class_class =
|
|
Class::Handle(Object::class_class());
|
|
EXPECT(!class_class.IsNull());
|
|
class_class.SetTraceAllocation(true);
|
|
|
|
// Invoke "foo" which during compilation, triggers a closure class allocation.
|
|
Dart_Handle result = Dart_Invoke(lib, NewString("foo"), 0, NULL);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, class_class.id());
|
|
filter.set_enable_embedder_ticks(true);
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should have one allocation sample.
|
|
EXPECT_EQ(1, profile.sample_count());
|
|
ProfileTrieWalker walker(&profile);
|
|
|
|
walker.Reset(Profile::kExclusiveCode);
|
|
EXPECT(walker.Down());
|
|
#if defined(TARGET_OS_WINDOWS)
|
|
// TODO(johnmccutchan): Hookup native symbol resolver on Windows.
|
|
EXPECT_SUBSTRING("[Native]", walker.CurrentName());
|
|
#else
|
|
EXPECT_SUBSTRING("dart::Profiler::SampleAllocation", walker.CurrentName());
|
|
#endif
|
|
EXPECT(!walker.Down());
|
|
}
|
|
|
|
// Disable allocation tracing for Class.
|
|
class_class.SetTraceAllocation(false);
|
|
|
|
// Invoke "bar" which during compilation, triggers a closure class allocation.
|
|
result = Dart_Invoke(lib, NewString("bar"), 0, NULL);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, class_class.id());
|
|
filter.set_enable_embedder_ticks(true);
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should still only have one allocation sample.
|
|
EXPECT_EQ(1, profile.sample_count());
|
|
}
|
|
}
|
|
|
|
|
|
TEST_CASE(Profiler_TypedArrayAllocation) {
|
|
DisableNativeProfileScope dnps;
|
|
const char* kScript =
|
|
"import 'dart:typed_data';\n"
|
|
"List foo() => new Float32List(4);\n";
|
|
Dart_Handle lib = TestCase::LoadTestScript(kScript, NULL);
|
|
EXPECT_VALID(lib);
|
|
Library& root_library = Library::Handle();
|
|
root_library ^= Api::UnwrapHandle(lib);
|
|
Isolate* isolate = thread->isolate();
|
|
|
|
const Library& typed_data_library =
|
|
Library::Handle(isolate->object_store()->typed_data_library());
|
|
|
|
const Class& float32_list_class =
|
|
Class::Handle(GetClass(typed_data_library, "_Float32Array"));
|
|
EXPECT(!float32_list_class.IsNull());
|
|
|
|
Dart_Handle result = Dart_Invoke(lib, NewString("foo"), 0, NULL);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, float32_list_class.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should have no allocation samples.
|
|
EXPECT_EQ(0, profile.sample_count());
|
|
}
|
|
|
|
float32_list_class.SetTraceAllocation(true);
|
|
result = Dart_Invoke(lib, NewString("foo"), 0, NULL);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, float32_list_class.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should have one allocation sample.
|
|
EXPECT_EQ(1, profile.sample_count());
|
|
ProfileTrieWalker walker(&profile);
|
|
|
|
walker.Reset(Profile::kExclusiveCode);
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("_Float32Array._new", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("_Float32Array._Float32Array", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("Float32List.Float32List", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("foo", walker.CurrentName());
|
|
EXPECT(!walker.Down());
|
|
}
|
|
|
|
float32_list_class.SetTraceAllocation(false);
|
|
result = Dart_Invoke(lib, NewString("foo"), 0, NULL);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, float32_list_class.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should still only have one allocation sample.
|
|
EXPECT_EQ(1, profile.sample_count());
|
|
}
|
|
|
|
float32_list_class.SetTraceAllocation(true);
|
|
result = Dart_Invoke(lib, NewString("foo"), 0, NULL);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, float32_list_class.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should now have two allocation samples.
|
|
EXPECT_EQ(2, profile.sample_count());
|
|
}
|
|
}
|
|
|
|
|
|
TEST_CASE(Profiler_StringAllocation) {
|
|
DisableNativeProfileScope dnps;
|
|
const char* kScript = "String foo(String a, String b) => a + b;";
|
|
Dart_Handle lib = TestCase::LoadTestScript(kScript, NULL);
|
|
EXPECT_VALID(lib);
|
|
Library& root_library = Library::Handle();
|
|
root_library ^= Api::UnwrapHandle(lib);
|
|
Isolate* isolate = thread->isolate();
|
|
|
|
const Class& one_byte_string_class =
|
|
Class::Handle(isolate->object_store()->one_byte_string_class());
|
|
EXPECT(!one_byte_string_class.IsNull());
|
|
|
|
Dart_Handle args[2] = { NewString("a"), NewString("b"), };
|
|
|
|
Dart_Handle result = Dart_Invoke(lib, NewString("foo"), 2, &args[0]);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, one_byte_string_class.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should have no allocation samples.
|
|
EXPECT_EQ(0, profile.sample_count());
|
|
}
|
|
|
|
one_byte_string_class.SetTraceAllocation(true);
|
|
result = Dart_Invoke(lib, NewString("foo"), 2, &args[0]);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, one_byte_string_class.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should still only have one allocation sample.
|
|
EXPECT_EQ(1, profile.sample_count());
|
|
ProfileTrieWalker walker(&profile);
|
|
|
|
walker.Reset(Profile::kExclusiveCode);
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("_StringBase.+", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("foo", walker.CurrentName());
|
|
EXPECT(!walker.Down());
|
|
}
|
|
|
|
one_byte_string_class.SetTraceAllocation(false);
|
|
result = Dart_Invoke(lib, NewString("foo"), 2, &args[0]);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, one_byte_string_class.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should still only have one allocation sample.
|
|
EXPECT_EQ(1, profile.sample_count());
|
|
}
|
|
|
|
one_byte_string_class.SetTraceAllocation(true);
|
|
result = Dart_Invoke(lib, NewString("foo"), 2, &args[0]);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, one_byte_string_class.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should now have two allocation samples.
|
|
EXPECT_EQ(2, profile.sample_count());
|
|
}
|
|
}
|
|
|
|
|
|
TEST_CASE(Profiler_StringInterpolation) {
|
|
DisableNativeProfileScope dnps;
|
|
const char* kScript = "String foo(String a, String b) => '$a | $b';";
|
|
Dart_Handle lib = TestCase::LoadTestScript(kScript, NULL);
|
|
EXPECT_VALID(lib);
|
|
Library& root_library = Library::Handle();
|
|
root_library ^= Api::UnwrapHandle(lib);
|
|
Isolate* isolate = thread->isolate();
|
|
|
|
const Class& one_byte_string_class =
|
|
Class::Handle(isolate->object_store()->one_byte_string_class());
|
|
EXPECT(!one_byte_string_class.IsNull());
|
|
|
|
Dart_Handle args[2] = { NewString("a"), NewString("b"), };
|
|
|
|
Dart_Handle result = Dart_Invoke(lib, NewString("foo"), 2, &args[0]);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, one_byte_string_class.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should have no allocation samples.
|
|
EXPECT_EQ(0, profile.sample_count());
|
|
}
|
|
|
|
one_byte_string_class.SetTraceAllocation(true);
|
|
result = Dart_Invoke(lib, NewString("foo"), 2, &args[0]);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, one_byte_string_class.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should still only have one allocation sample.
|
|
EXPECT_EQ(1, profile.sample_count());
|
|
ProfileTrieWalker walker(&profile);
|
|
|
|
walker.Reset(Profile::kExclusiveCode);
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("_OneByteString._allocate", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("_OneByteString._concatAll", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("_StringBase._interpolate", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("foo", walker.CurrentName());
|
|
EXPECT(!walker.Down());
|
|
}
|
|
|
|
one_byte_string_class.SetTraceAllocation(false);
|
|
result = Dart_Invoke(lib, NewString("foo"), 2, &args[0]);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, one_byte_string_class.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should still only have one allocation sample.
|
|
EXPECT_EQ(1, profile.sample_count());
|
|
}
|
|
|
|
one_byte_string_class.SetTraceAllocation(true);
|
|
result = Dart_Invoke(lib, NewString("foo"), 2, &args[0]);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, one_byte_string_class.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should now have two allocation samples.
|
|
EXPECT_EQ(2, profile.sample_count());
|
|
}
|
|
}
|
|
|
|
|
|
TEST_CASE(Profiler_FunctionInline) {
|
|
DisableNativeProfileScope dnps;
|
|
const char* kScript =
|
|
"class A {\n"
|
|
" var a;\n"
|
|
" var b;\n"
|
|
"}\n"
|
|
"class B {\n"
|
|
" static choo(bool alloc) {\n"
|
|
" if (alloc) return new A();\n"
|
|
" return alloc && alloc && !alloc;\n"
|
|
" }\n"
|
|
" static foo(bool alloc) {\n"
|
|
" choo(alloc);\n"
|
|
" }\n"
|
|
" static boo(bool alloc) {\n"
|
|
" for (var i = 0; i < 50000; i++) {\n"
|
|
" foo(alloc);\n"
|
|
" }\n"
|
|
" }\n"
|
|
"}\n"
|
|
"main() {\n"
|
|
" B.boo(false);\n"
|
|
"}\n"
|
|
"mainA() {\n"
|
|
" B.boo(true);\n"
|
|
"}\n";
|
|
|
|
const bool old_flag = FLAG_background_compilation;
|
|
FLAG_background_compilation = false;
|
|
Dart_Handle lib = TestCase::LoadTestScript(kScript, NULL);
|
|
EXPECT_VALID(lib);
|
|
Library& root_library = Library::Handle();
|
|
root_library ^= Api::UnwrapHandle(lib);
|
|
|
|
const Class& class_a = Class::Handle(GetClass(root_library, "A"));
|
|
EXPECT(!class_a.IsNull());
|
|
|
|
// Compile "main".
|
|
Dart_Handle result = Dart_Invoke(lib, NewString("main"), 0, NULL);
|
|
EXPECT_VALID(result);
|
|
// Compile "mainA".
|
|
result = Dart_Invoke(lib, NewString("mainA"), 0, NULL);
|
|
EXPECT_VALID(result);
|
|
// At this point B.boo should be optimized and inlined B.foo and B.choo.
|
|
|
|
{
|
|
Thread* thread = Thread::Current();
|
|
Isolate* isolate = thread->isolate();
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, class_a.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should have no allocation samples.
|
|
EXPECT_EQ(0, profile.sample_count());
|
|
}
|
|
|
|
// Turn on allocation tracing for A.
|
|
class_a.SetTraceAllocation(true);
|
|
|
|
// Allocate 50,000 instances of A.
|
|
result = Dart_Invoke(lib, NewString("mainA"), 0, NULL);
|
|
EXPECT_VALID(result);
|
|
|
|
{
|
|
Thread* thread = Thread::Current();
|
|
Isolate* isolate = thread->isolate();
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, class_a.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should have 50,000 allocation samples.
|
|
EXPECT_EQ(50000, profile.sample_count());
|
|
ProfileTrieWalker walker(&profile);
|
|
// We have two code objects: mainA and B.boo.
|
|
walker.Reset(Profile::kExclusiveCode);
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("B.boo", walker.CurrentName());
|
|
EXPECT_EQ(1, walker.SiblingCount());
|
|
EXPECT_EQ(50000, walker.CurrentNodeTickCount());
|
|
EXPECT_EQ(50000, walker.CurrentInclusiveTicks());
|
|
EXPECT_EQ(50000, walker.CurrentExclusiveTicks());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("mainA", walker.CurrentName());
|
|
EXPECT_EQ(1, walker.SiblingCount());
|
|
EXPECT_EQ(50000, walker.CurrentNodeTickCount());
|
|
EXPECT_EQ(50000, walker.CurrentInclusiveTicks());
|
|
EXPECT_EQ(0, walker.CurrentExclusiveTicks());
|
|
EXPECT(!walker.Down());
|
|
// We have two code objects: mainA and B.boo.
|
|
walker.Reset(Profile::kInclusiveCode);
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("mainA", walker.CurrentName());
|
|
EXPECT_EQ(1, walker.SiblingCount());
|
|
EXPECT_EQ(50000, walker.CurrentNodeTickCount());
|
|
EXPECT_EQ(50000, walker.CurrentInclusiveTicks());
|
|
EXPECT_EQ(0, walker.CurrentExclusiveTicks());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("B.boo", walker.CurrentName());
|
|
EXPECT_EQ(1, walker.SiblingCount());
|
|
EXPECT_EQ(50000, walker.CurrentNodeTickCount());
|
|
EXPECT_EQ(50000, walker.CurrentInclusiveTicks());
|
|
EXPECT_EQ(50000, walker.CurrentExclusiveTicks());
|
|
EXPECT(!walker.Down());
|
|
|
|
// Inline expansion should show us the complete call chain:
|
|
// mainA -> B.boo -> B.foo -> B.choo.
|
|
walker.Reset(Profile::kExclusiveFunction);
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("B.choo", walker.CurrentName());
|
|
EXPECT_EQ(1, walker.SiblingCount());
|
|
EXPECT_EQ(50000, walker.CurrentNodeTickCount());
|
|
EXPECT_EQ(50000, walker.CurrentInclusiveTicks());
|
|
EXPECT_EQ(50000, walker.CurrentExclusiveTicks());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("B.foo", walker.CurrentName());
|
|
EXPECT_EQ(1, walker.SiblingCount());
|
|
EXPECT_EQ(50000, walker.CurrentNodeTickCount());
|
|
EXPECT_EQ(50000, walker.CurrentInclusiveTicks());
|
|
EXPECT_EQ(0, walker.CurrentExclusiveTicks());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("B.boo", walker.CurrentName());
|
|
EXPECT_EQ(1, walker.SiblingCount());
|
|
EXPECT_EQ(50000, walker.CurrentNodeTickCount());
|
|
EXPECT_EQ(50000, walker.CurrentInclusiveTicks());
|
|
EXPECT_EQ(0, walker.CurrentExclusiveTicks());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("mainA", walker.CurrentName());
|
|
EXPECT_EQ(1, walker.SiblingCount());
|
|
EXPECT_EQ(50000, walker.CurrentNodeTickCount());
|
|
EXPECT_EQ(50000, walker.CurrentInclusiveTicks());
|
|
EXPECT_EQ(0, walker.CurrentExclusiveTicks());
|
|
EXPECT(!walker.Down());
|
|
|
|
// Inline expansion should show us the complete call chain:
|
|
// mainA -> B.boo -> B.foo -> B.choo.
|
|
walker.Reset(Profile::kInclusiveFunction);
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("mainA", walker.CurrentName());
|
|
EXPECT_EQ(1, walker.SiblingCount());
|
|
EXPECT_EQ(50000, walker.CurrentNodeTickCount());
|
|
EXPECT_EQ(50000, walker.CurrentInclusiveTicks());
|
|
EXPECT_EQ(0, walker.CurrentExclusiveTicks());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("B.boo", walker.CurrentName());
|
|
EXPECT_EQ(1, walker.SiblingCount());
|
|
EXPECT_EQ(50000, walker.CurrentNodeTickCount());
|
|
EXPECT_EQ(50000, walker.CurrentInclusiveTicks());
|
|
EXPECT_EQ(0, walker.CurrentExclusiveTicks());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("B.foo", walker.CurrentName());
|
|
EXPECT_EQ(1, walker.SiblingCount());
|
|
EXPECT_EQ(50000, walker.CurrentNodeTickCount());
|
|
EXPECT_EQ(50000, walker.CurrentInclusiveTicks());
|
|
EXPECT_EQ(0, walker.CurrentExclusiveTicks());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("B.choo", walker.CurrentName());
|
|
EXPECT_EQ(1, walker.SiblingCount());
|
|
EXPECT_EQ(50000, walker.CurrentNodeTickCount());
|
|
EXPECT_EQ(50000, walker.CurrentInclusiveTicks());
|
|
EXPECT_EQ(50000, walker.CurrentExclusiveTicks());
|
|
EXPECT(!walker.Down());
|
|
}
|
|
|
|
// Test code transition tags.
|
|
{
|
|
Thread* thread = Thread::Current();
|
|
Isolate* isolate = thread->isolate();
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, class_a.id());
|
|
profile.Build(thread,
|
|
&filter,
|
|
Profile::kNoTags,
|
|
ProfilerService::kCodeTransitionTagsBit);
|
|
// We should have 50,000 allocation samples.
|
|
EXPECT_EQ(50000, profile.sample_count());
|
|
ProfileTrieWalker walker(&profile);
|
|
// We have two code objects: mainA and B.boo.
|
|
walker.Reset(Profile::kExclusiveCode);
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("B.boo", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("[Optimized Code]", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("mainA", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("[Unoptimized Code]", walker.CurrentName());
|
|
EXPECT(!walker.Down());
|
|
// We have two code objects: mainA and B.boo.
|
|
walker.Reset(Profile::kInclusiveCode);
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("[Unoptimized Code]", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("mainA", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("[Optimized Code]", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("B.boo", walker.CurrentName());
|
|
EXPECT(!walker.Down());
|
|
|
|
// Inline expansion should show us the complete call chain:
|
|
// mainA -> B.boo -> B.foo -> B.choo.
|
|
walker.Reset(Profile::kExclusiveFunction);
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("[Inline End]", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("B.choo", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("B.foo", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("[Inline Start]", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("B.boo", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("[Optimized Code]", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("mainA", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("[Unoptimized Code]", walker.CurrentName());
|
|
EXPECT(!walker.Down());
|
|
|
|
// Inline expansion should show us the complete call chain:
|
|
// mainA -> B.boo -> B.foo -> B.choo.
|
|
walker.Reset(Profile::kInclusiveFunction);
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("[Unoptimized Code]", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("mainA", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("[Optimized Code]", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("B.boo", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("[Inline Start]", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("B.foo", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("B.choo", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("[Inline End]", walker.CurrentName());
|
|
EXPECT(!walker.Down());
|
|
}
|
|
FLAG_background_compilation = old_flag;
|
|
}
|
|
|
|
|
|
TEST_CASE(Profiler_ChainedSamples) {
|
|
MaxProfileDepthScope mpds(32);
|
|
DisableNativeProfileScope dnps;
|
|
|
|
// Each sample holds 8 stack frames.
|
|
// This chain is 20 stack frames deep.
|
|
const char* kScript =
|
|
"class A {\n"
|
|
" var a;\n"
|
|
" var b;\n"
|
|
"}\n"
|
|
"class B {\n"
|
|
" static boo() {\n"
|
|
" return new A();\n"
|
|
" }\n"
|
|
"}\n"
|
|
"go() => init();\n"
|
|
"init() => secondInit();\n"
|
|
"secondInit() => apple();\n"
|
|
"apple() => banana();\n"
|
|
"banana() => cantaloupe();\n"
|
|
"cantaloupe() => dog();\n"
|
|
"dog() => elephant();\n"
|
|
"elephant() => fred();\n"
|
|
"fred() => granola();\n"
|
|
"granola() => haystack();\n"
|
|
"haystack() => ice();\n"
|
|
"ice() => jeep();\n"
|
|
"jeep() => kindle();\n"
|
|
"kindle() => lemon();\n"
|
|
"lemon() => mayo();\n"
|
|
"mayo() => napkin();\n"
|
|
"napkin() => orange();\n"
|
|
"orange() => B.boo();\n"
|
|
"main() {\n"
|
|
" return go();\n"
|
|
"}\n";
|
|
|
|
Dart_Handle lib = TestCase::LoadTestScript(kScript, NULL);
|
|
EXPECT_VALID(lib);
|
|
Library& root_library = Library::Handle();
|
|
root_library ^= Api::UnwrapHandle(lib);
|
|
|
|
const Class& class_a = Class::Handle(GetClass(root_library, "A"));
|
|
EXPECT(!class_a.IsNull());
|
|
class_a.SetTraceAllocation(true);
|
|
|
|
Dart_Handle result = Dart_Invoke(lib, NewString("main"), 0, NULL);
|
|
EXPECT_VALID(result);
|
|
|
|
|
|
{
|
|
Thread* thread = Thread::Current();
|
|
Isolate* isolate = thread->isolate();
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Profile profile(isolate);
|
|
AllocationFilter filter(isolate, class_a.id());
|
|
profile.Build(thread, &filter, Profile::kNoTags);
|
|
// We should have 1 allocation sample.
|
|
EXPECT_EQ(1, profile.sample_count());
|
|
ProfileTrieWalker walker(&profile);
|
|
|
|
walker.Reset(Profile::kExclusiveCode);
|
|
// Move down from the root.
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("B.boo", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("orange", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("napkin", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("mayo", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("lemon", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("kindle", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("jeep", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("ice", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("haystack", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("granola", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("fred", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("elephant", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("dog", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("cantaloupe", walker.CurrentName());
|
|
EXPECT(walker.Down());
|
|
EXPECT_STREQ("banana", walker.CurrentName());
|
|
EXPECT(walker.Down());
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EXPECT_STREQ("apple", walker.CurrentName());
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EXPECT(walker.Down());
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EXPECT_STREQ("secondInit", walker.CurrentName());
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EXPECT(walker.Down());
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EXPECT_STREQ("init", walker.CurrentName());
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EXPECT(walker.Down());
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EXPECT_STREQ("go", walker.CurrentName());
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EXPECT(walker.Down());
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EXPECT_STREQ("main", walker.CurrentName());
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EXPECT(!walker.Down());
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}
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}
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} // namespace dart
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