| /* |
| * |
| * Copyright 2017 gRPC authors. |
| * |
| * 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. |
| * |
| */ |
| |
| #ifndef TEST_CPP_MICROBENCHMARKS_COUNTERS_H |
| #define TEST_CPP_MICROBENCHMARKS_COUNTERS_H |
| |
| #include <sstream> |
| #include <vector> |
| |
| #include <grpc/support/port_platform.h> |
| #include "src/core/lib/debug/stats.h" |
| #include "test/core/util/memory_counters.h" |
| |
| #include <benchmark/benchmark.h> |
| #include <grpc++/impl/grpc_library.h> |
| |
| class Library { |
| public: |
| static Library& get() { |
| static Library lib; |
| return lib; |
| } |
| |
| grpc_resource_quota* rq() { return rq_; } |
| |
| private: |
| Library() { |
| #ifdef GPR_LOW_LEVEL_COUNTERS |
| grpc_memory_counters_init(); |
| #endif |
| init_lib_.init(); |
| rq_ = grpc_resource_quota_create("bm"); |
| } |
| |
| ~Library() { init_lib_.shutdown(); } |
| |
| grpc::internal::GrpcLibrary init_lib_; |
| grpc_resource_quota* rq_; |
| }; |
| |
| #ifdef GPR_LOW_LEVEL_COUNTERS |
| extern "C" gpr_atm gpr_mu_locks; |
| extern "C" gpr_atm gpr_counter_atm_cas; |
| extern "C" gpr_atm gpr_counter_atm_add; |
| extern "C" gpr_atm gpr_now_call_count; |
| #endif |
| |
| class TrackCounters { |
| public: |
| TrackCounters() { grpc_stats_collect(&stats_begin_); } |
| virtual void Finish(benchmark::State& state); |
| virtual void AddLabel(const grpc::string& label); |
| virtual void AddToLabel(std::ostream& out, benchmark::State& state); |
| |
| private: |
| grpc_stats_data stats_begin_; |
| std::vector<grpc::string> labels_; |
| #ifdef GPR_LOW_LEVEL_COUNTERS |
| const size_t mu_locks_at_start_ = gpr_atm_no_barrier_load(&gpr_mu_locks); |
| const size_t atm_cas_at_start_ = |
| gpr_atm_no_barrier_load(&gpr_counter_atm_cas); |
| const size_t atm_add_at_start_ = |
| gpr_atm_no_barrier_load(&gpr_counter_atm_add); |
| const size_t now_calls_at_start_ = |
| gpr_atm_no_barrier_load(&gpr_now_call_count); |
| grpc_memory_counters counters_at_start_ = grpc_memory_counters_snapshot(); |
| #endif |
| }; |
| |
| #endif |