38 lines
1.2 KiB
C
38 lines
1.2 KiB
C
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// Copyright 2019 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef BASE_PROFILER_THREAD_DELEGATE_POSIX_H_
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#define BASE_PROFILER_THREAD_DELEGATE_POSIX_H_
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#include "base/base_export.h"
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#include "base/profiler/sampling_profiler_thread_token.h"
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#include "base/profiler/thread_delegate.h"
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#include "base/threading/platform_thread.h"
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namespace base {
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// Platform- and thread-specific implementation in support of stack sampling on
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// POSIX.
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class BASE_EXPORT ThreadDelegatePosix : public ThreadDelegate {
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public:
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ThreadDelegatePosix(SamplingProfilerThreadToken thread_token);
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ThreadDelegatePosix(const ThreadDelegatePosix&) = delete;
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ThreadDelegatePosix& operator=(const ThreadDelegatePosix&) = delete;
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// ThreadDelegate
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PlatformThreadId GetThreadId() const override;
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uintptr_t GetStackBaseAddress() const override;
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std::vector<uintptr_t*> GetRegistersToRewrite(
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RegisterContext* thread_context) override;
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private:
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const PlatformThreadId thread_id_;
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const uintptr_t thread_stack_base_address_;
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};
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} // namespace base
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#endif // BASE_PROFILER_THREAD_DELEGATE_POSIX_H_
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