build-graph-phase.cc

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// Copyright 2023 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
 
#include "src/compiler/turboshaft/build-graph-phase.h"
 
#include <optional>
 
#include "src/compiler/js-heap-broker.h"
#include "src/compiler/node-origin-table.h"
#include "src/compiler/phase.h"
#include "src/compiler/pipeline-data-inl.h"
#include "src/compiler/turboshaft/graph-builder.h"
#include "src/compiler/turboshaft/phase.h"
 
namespace v8::internal::compiler::turboshaft {
 
std::optional<BailoutReason> BuildGraphPhase::Run(
    PipelineData* data, Zone* temp_zone,
    compiler::TFPipelineData* turbofan_data, Linkage* linkage) {
  Schedule* schedule = turbofan_data->schedule();
  turbofan_data->reset_schedule();
  DCHECK_NOT_NULL(schedule);
 
  JsWasmCallsSidetable* js_wasm_calls_sidetable =
#if V8_ENABLE_WEBASSEMBLY
      turbofan_data->js_wasm_calls_sidetable();
#else
      nullptr;
#endif  // V8_ENABLE_WEBASSEMBLY
 
  UnparkedScopeIfNeeded scope(data->broker());
 
  // Construct a new graph.
  ZoneWithNamePointer<SourcePositionTable, kGraphZoneName> source_positions(
      turbofan_data->source_positions());
  ZoneWithNamePointer<NodeOriginTable, kGraphZoneName> node_origins(
      turbofan_data->node_origins());
  data->InitializeGraphComponentWithGraphZone(turbofan_data->ReleaseGraphZone(),
                                              source_positions, node_origins);
 
  if (auto bailout = turboshaft::BuildGraph(data, schedule, temp_zone, linkage,
                                            js_wasm_calls_sidetable)) {
    return bailout;
  }
  return {};
}
 
}  // namespace v8::internal::compiler::turboshaft