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// Copyright 2020 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/profiler/profiler-stats.h"
#include <algorithm>
#include "src/base/platform/platform.h"
namespace v8 {
namespace internal {
void ProfilerStats::AddReason(Reason reason) {
counts_[reason].fetch_add(1, std::memory_order_relaxed);
}
void ProfilerStats::Clear() {
for (int i = 0; i < Reason::kNumberOfReasons; i++) {
counts_[i].store(0, std::memory_order_relaxed);
}
}
void ProfilerStats::Print() const {
base::OS::Print("ProfilerStats:\n");
for (int i = 0; i < Reason::kNumberOfReasons; i++) {
base::OS::Print(" %-30s\t\t %d\n", ReasonToString(static_cast<Reason>(i)),
counts_[i].load(std::memory_order_relaxed));
}
}
// static
const char* ProfilerStats::ReasonToString(Reason reason) {
switch (reason) {
case kTickBufferFull:
return "kTickBufferFull";
case kIsolateNotLocked:
return "kIsolateNotLocked";
case kSimulatorFillRegistersFailed:
return "kSimulatorFillRegistersFailed";
case kNoFrameRegion:
return "kNoFrameRegion";
case kInCallOrApply:
return "kInCallOrApply";
case kNoSymbolizedFrames:
return "kNoSymbolizedFrames";
case kNullPC:
return "kNullPC";
case kNumberOfReasons:
return "kNumberOfReasons";
}
}
} // namespace internal
} // namespace v8
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