chromium/third_party/perfetto/src/trace_processor/importers/perf/sample.cc

/*
 * Copyright (C) 2024 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "src/trace_processor/importers/perf/sample.h"

#include <cstdint>
#include <optional>
#include <utility>
#include <vector>

#include "perfetto/base/logging.h"
#include "perfetto/base/status.h"
#include "perfetto/public/compiler.h"
#include "src/trace_processor/importers/perf/perf_event.h"
#include "src/trace_processor/importers/perf/reader.h"
#include "src/trace_processor/importers/perf/record.h"

#include "protos/perfetto/trace/profiling/profile_packet.pbzero.h"

namespace perfetto::trace_processor::perf_importer {
namespace {

bool ParseSampleReadGroup(Reader& reader,
                          uint64_t read_format,
                          uint64_t num_records,
                          std::vector<Sample::ReadGroup>& out) { … }

bool ParseSampleRead(Reader& reader,
                     uint64_t read_format,
                     std::vector<Sample::ReadGroup>& out) { … }

protos::pbzero::Profiling::CpuMode PerfCallchainContextToCpuMode(uint64_t ip) { … }

bool IsPerfContextMark(uint64_t ip) { … }

bool ParseSampleCallchain(Reader& reader,
                          protos::pbzero::Profiling::CpuMode cpu_mode,
                          std::vector<Sample::Frame>& out) { … }
}  // namespace

base::Status Sample::Parse(int64_t in_trace_ts, const Record& record) { … }

}  // namespace perfetto::trace_processor::perf_importer