mirror of https://github.com/google/benchmark.git
81 lines
2.1 KiB
C++
81 lines
2.1 KiB
C++
// Copyright 2015 Google Inc. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "counter.h"
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namespace benchmark {
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namespace internal {
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double Finish(Counter const& c, IterationCount iterations, double cpu_time,
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double num_threads) {
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double v = c.value;
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if (c.flags & Counter::kIsRate) {
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v /= cpu_time;
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}
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if (c.flags & Counter::kAvgThreads) {
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v /= num_threads;
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}
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if (c.flags & Counter::kIsIterationInvariant) {
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v *= iterations;
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}
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if (c.flags & Counter::kAvgIterations) {
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v /= iterations;
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}
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if (c.flags & Counter::kInvert) { // Invert is *always* last.
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v = 1.0 / v;
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}
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return v;
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}
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void Finish(UserCounters* l, IterationCount iterations, double cpu_time,
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double num_threads) {
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for (auto& c : *l) {
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c.second.value = Finish(c.second, iterations, cpu_time, num_threads);
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}
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}
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void Increment(UserCounters* l, UserCounters const& r) {
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// add counters present in both or just in *l
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for (auto& c : *l) {
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auto it = r.find(c.first);
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if (it != r.end()) {
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c.second.value = c.second + it->second;
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}
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}
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// add counters present in r, but not in *l
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for (auto const& tc : r) {
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auto it = l->find(tc.first);
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if (it == l->end()) {
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(*l)[tc.first] = tc.second;
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}
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}
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}
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bool SameNames(UserCounters const& l, UserCounters const& r) {
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if (&l == &r) return true;
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if (l.size() != r.size()) {
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return false;
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}
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for (auto const& c : l) {
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if (r.find(c.first) == r.end()) {
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return false;
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}
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}
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return true;
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}
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} // end namespace internal
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} // end namespace benchmark
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