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/*
* Copyright (C) 2020 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 <include/simpleperf_profcollect.h>
#include "command.h"
#include "event_attr.h"
#include "event_fd.h"
#include "event_type.h"
namespace simpleperf {
namespace etm {
bool HasSupport() {
const EventType* type = FindEventTypeByName("cs-etm");
return IsEventAttrSupported(CreateDefaultPerfEventAttr(*type), type->name);
}
bool Record(const std::filesystem::path& output,
const std::chrono::duration<float>& duration) {
auto recordCmd = CreateCommandInstance("record");
std::vector<std::string> args;
args.push_back("-a");
args.insert(args.end(), {"-e", "cs-etm:u"});
args.insert(args.end(), {"--duration", std::to_string(duration.count())});
args.insert(args.end(), {"-o", output});
return recordCmd->Run(args);
}
bool Inject(const std::filesystem::path& traceInput,
const std::filesystem::path& output,
const std::string& binaryFilter) {
auto injectCmd = CreateCommandInstance("inject");
std::vector<std::string> args;
args.insert(args.end(), {"-i", traceInput});
args.insert(args.end(), {"-o", output});
args.insert(args.end(), {"--output", "branch-list"});
if (!binaryFilter.empty()) {
args.insert(args.end(), {"--binary", binaryFilter});
}
return injectCmd->Run(args);
}
} // namespace etm
} // namespace simpleperf
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