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95 lines
2.3 KiB
95 lines
2.3 KiB
// 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_COMPILER_PIPELINE_STATISTICS_H_
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#define V8_COMPILER_PIPELINE_STATISTICS_H_
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#include <string>
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#include "src/compilation-statistics.h"
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#include "src/compiler/zone-pool.h"
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namespace v8 {
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namespace internal {
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namespace compiler {
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class PhaseScope;
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class PipelineStatistics : public Malloced {
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public:
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PipelineStatistics(CompilationInfo* info, ZonePool* zone_pool);
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~PipelineStatistics();
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void BeginPhaseKind(const char* phase_kind_name);
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private:
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size_t OuterZoneSize() {
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return static_cast<size_t>(outer_zone_->allocation_size());
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}
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class CommonStats {
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public:
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CommonStats() : outer_zone_initial_size_(0) {}
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void Begin(PipelineStatistics* pipeline_stats);
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void End(PipelineStatistics* pipeline_stats,
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CompilationStatistics::BasicStats* diff);
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base::SmartPointer<ZonePool::StatsScope> scope_;
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base::ElapsedTimer timer_;
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size_t outer_zone_initial_size_;
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size_t allocated_bytes_at_start_;
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};
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bool InPhaseKind() { return !phase_kind_stats_.scope_.is_empty(); }
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void EndPhaseKind();
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friend class PhaseScope;
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bool InPhase() { return !phase_stats_.scope_.is_empty(); }
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void BeginPhase(const char* name);
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void EndPhase();
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Isolate* isolate_;
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Zone* outer_zone_;
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ZonePool* zone_pool_;
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CompilationStatistics* compilation_stats_;
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std::string function_name_;
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// Stats for the entire compilation.
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CommonStats total_stats_;
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size_t source_size_;
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// Stats for phase kind.
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const char* phase_kind_name_;
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CommonStats phase_kind_stats_;
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// Stats for phase.
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const char* phase_name_;
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CommonStats phase_stats_;
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DISALLOW_COPY_AND_ASSIGN(PipelineStatistics);
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};
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class PhaseScope {
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public:
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PhaseScope(PipelineStatistics* pipeline_stats, const char* name)
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: pipeline_stats_(pipeline_stats) {
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if (pipeline_stats_ != nullptr) pipeline_stats_->BeginPhase(name);
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}
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~PhaseScope() {
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if (pipeline_stats_ != nullptr) pipeline_stats_->EndPhase();
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}
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private:
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PipelineStatistics* const pipeline_stats_;
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DISALLOW_COPY_AND_ASSIGN(PhaseScope);
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};
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} // namespace compiler
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} // namespace internal
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} // namespace v8
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#endif
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