4f5695229e
This commit ensures that the d8 shared library build uses the same logic as the standard static build by exporting relevant functions and classes. BUG=chromium:646337 Committed: https://crrev.com/2c10ca8086a4d595ecf9aa843d2031b068470d65 Review-Url: https://codereview.chromium.org/2342563002 Cr-Original-Commit-Position: refs/heads/master@{#39503} Cr-Commit-Position: refs/heads/master@{#39547}
78 lines
1.9 KiB
C++
78 lines
1.9 KiB
C++
// Copyright 2014 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef V8_BASIC_BLOCK_PROFILER_H_
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#define V8_BASIC_BLOCK_PROFILER_H_
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#include <iosfwd>
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#include <list>
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#include <string>
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#include <vector>
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#include "src/base/macros.h"
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#include "src/globals.h"
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namespace v8 {
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namespace internal {
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class BasicBlockProfiler {
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public:
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class Data {
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public:
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size_t n_blocks() const { return n_blocks_; }
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const uint32_t* counts() const { return &counts_[0]; }
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void SetCode(std::ostringstream* os);
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void SetFunctionName(std::ostringstream* os);
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void SetSchedule(std::ostringstream* os);
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void SetBlockId(size_t offset, size_t block_id);
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uint32_t* GetCounterAddress(size_t offset);
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private:
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friend class BasicBlockProfiler;
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friend std::ostream& operator<<(std::ostream& os,
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const BasicBlockProfiler::Data& s);
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explicit Data(size_t n_blocks);
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~Data();
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void ResetCounts();
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const size_t n_blocks_;
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std::vector<size_t> block_ids_;
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std::vector<uint32_t> counts_;
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std::string function_name_;
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std::string schedule_;
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std::string code_;
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DISALLOW_COPY_AND_ASSIGN(Data);
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};
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typedef std::list<Data*> DataList;
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BasicBlockProfiler();
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~BasicBlockProfiler();
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Data* NewData(size_t n_blocks);
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void ResetCounts();
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const DataList* data_list() { return &data_list_; }
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private:
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friend V8_EXPORT_PRIVATE std::ostream& operator<<(
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std::ostream& os, const BasicBlockProfiler& s);
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DataList data_list_;
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DISALLOW_COPY_AND_ASSIGN(BasicBlockProfiler);
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};
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V8_EXPORT_PRIVATE std::ostream& operator<<(std::ostream& os,
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const BasicBlockProfiler& s);
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std::ostream& operator<<(std::ostream& os, const BasicBlockProfiler::Data& s);
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} // namespace internal
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} // namespace v8
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#endif // V8_BASIC_BLOCK_PROFILER_H_
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