| /* |
| * Copyright (C) 2015 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 <stdio.h> |
| #include <string> |
| #include <vector> |
| |
| #include <base/logging.h> |
| |
| #include "command.h" |
| #include "event_type.h" |
| #include "perf_event.h" |
| |
| static void PrintEventTypesOfType(uint32_t type, const char* type_name, |
| const std::vector<const EventType>& event_types) { |
| printf("List of %s:\n", type_name); |
| for (auto& event_type : event_types) { |
| if (event_type.type == type && event_type.IsSupportedByKernel()) { |
| printf(" %s\n", event_type.name); |
| } |
| } |
| printf("\n"); |
| } |
| |
| class ListCommand : public Command { |
| public: |
| ListCommand() |
| : Command("list", "list all available perf events", |
| "Usage: simpleperf list\n" |
| " List all available perf events on this machine.\n") { |
| } |
| |
| bool Run(const std::vector<std::string>& args) override; |
| }; |
| |
| bool ListCommand::Run(const std::vector<std::string>& args) { |
| if (args.size() != 1) { |
| LOG(ERROR) << "malformed command line: list subcommand needs no argument"; |
| LOG(ERROR) << "try using \"help list\""; |
| return false; |
| } |
| auto& event_types = EventTypeFactory::GetAllEventTypes(); |
| |
| PrintEventTypesOfType(PERF_TYPE_HARDWARE, "hardware events", event_types); |
| PrintEventTypesOfType(PERF_TYPE_SOFTWARE, "software events", event_types); |
| PrintEventTypesOfType(PERF_TYPE_HW_CACHE, "hw-cache events", event_types); |
| return true; |
| } |
| |
| ListCommand list_command; |