Line data    Source code

       1             : // Copyright 2014 the V8 project authors. All rights reserved.
       2             : // Use of this source code is governed by a BSD-style license that can be
       3             : // found in the LICENSE file.
       4             : 
       5             : #include <memory>
       6             : 
       7             : #include "src/compilation-info.h"
       8             : #include "src/compiler/pipeline-statistics.h"
       9             : #include "src/compiler/zone-stats.h"
      10             : #include "src/isolate.h"
      11             : 
      12             : namespace v8 {
      13             : namespace internal {
      14             : namespace compiler {
      15             : 
      16           0 : void PipelineStatistics::CommonStats::Begin(
      17           0 :     PipelineStatistics* pipeline_stats) {
      18             :   DCHECK(!scope_);
      19           0 :   scope_.reset(new ZoneStats::StatsScope(pipeline_stats->zone_stats_));
      20             :   timer_.Start();
      21           0 :   outer_zone_initial_size_ = pipeline_stats->OuterZoneSize();
      22             :   allocated_bytes_at_start_ =
      23           0 :       outer_zone_initial_size_ -
      24           0 :       pipeline_stats->total_stats_.outer_zone_initial_size_ +
      25           0 :       pipeline_stats->zone_stats_->GetCurrentAllocatedBytes();
      26           0 : }
      27             : 
      28             : 
      29           0 : void PipelineStatistics::CommonStats::End(
      30           0 :     PipelineStatistics* pipeline_stats,
      31             :     CompilationStatistics::BasicStats* diff) {
      32             :   DCHECK(scope_);
      33           0 :   diff->function_name_ = pipeline_stats->function_name_;
      34             :   diff->delta_ = timer_.Elapsed();
      35             :   size_t outer_zone_diff =
      36           0 :       pipeline_stats->OuterZoneSize() - outer_zone_initial_size_;
      37           0 :   diff->max_allocated_bytes_ = outer_zone_diff + scope_->GetMaxAllocatedBytes();
      38             :   diff->absolute_max_allocated_bytes_ =
      39           0 :       diff->max_allocated_bytes_ + allocated_bytes_at_start_;
      40             :   diff->total_allocated_bytes_ =
      41           0 :       outer_zone_diff + scope_->GetTotalAllocatedBytes();
      42             :   scope_.reset();
      43             :   timer_.Stop();
      44           0 : }
      45             : 
      46           0 : PipelineStatistics::PipelineStatistics(CompilationInfo* info,
      47             :                                        ZoneStats* zone_stats)
      48             :     : isolate_(info->isolate()),
      49             :       outer_zone_(info->zone()),
      50             :       zone_stats_(zone_stats),
      51           0 :       compilation_stats_(isolate_->GetTurboStatistics()),
      52             :       source_size_(0),
      53             :       phase_kind_name_(nullptr),
      54           0 :       phase_name_(nullptr) {
      55           0 :   if (info->has_shared_info()) {
      56           0 :     source_size_ = static_cast<size_t>(info->shared_info()->SourceSize());
      57             :     std::unique_ptr<char[]> name =
      58           0 :         info->shared_info()->DebugName()->ToCString();
      59           0 :     function_name_ = name.get();
      60             :   }
      61           0 :   total_stats_.Begin(this);
      62           0 : }
      63             : 
      64             : 
      65           0 : PipelineStatistics::~PipelineStatistics() {
      66           0 :   if (InPhaseKind()) EndPhaseKind();
      67             :   CompilationStatistics::BasicStats diff;
      68           0 :   total_stats_.End(this, &diff);
      69           0 :   compilation_stats_->RecordTotalStats(source_size_, diff);
      70           0 : }
      71             : 
      72             : 
      73           0 : void PipelineStatistics::BeginPhaseKind(const char* phase_kind_name) {
      74             :   DCHECK(!InPhase());
      75           0 :   if (InPhaseKind()) EndPhaseKind();
      76           0 :   phase_kind_name_ = phase_kind_name;
      77           0 :   phase_kind_stats_.Begin(this);
      78           0 : }
      79             : 
      80             : 
      81           0 : void PipelineStatistics::EndPhaseKind() {
      82             :   DCHECK(!InPhase());
      83             :   CompilationStatistics::BasicStats diff;
      84           0 :   phase_kind_stats_.End(this, &diff);
      85           0 :   compilation_stats_->RecordPhaseKindStats(phase_kind_name_, diff);
      86           0 : }
      87             : 
      88             : 
      89           0 : void PipelineStatistics::BeginPhase(const char* name) {
      90             :   DCHECK(InPhaseKind());
      91           0 :   phase_name_ = name;
      92           0 :   phase_stats_.Begin(this);
      93           0 : }
      94             : 
      95             : 
      96           0 : void PipelineStatistics::EndPhase() {
      97             :   DCHECK(InPhaseKind());
      98             :   CompilationStatistics::BasicStats diff;
      99           0 :   phase_stats_.End(this, &diff);
     100           0 :   compilation_stats_->RecordPhaseStats(phase_kind_name_, phase_name_, diff);
     101           0 : }
     102             : 
     103             : }  // namespace compiler
     104             : }  // namespace internal
     105             : }  // namespace v8