| /* |
| * |
| * Copyright 2017, Google Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| */ |
| |
| #ifndef TEST_CPP_MICROBENCHMARKS_COUNTERS_H |
| #define TEST_CPP_MICROBENCHMARKS_COUNTERS_H |
| |
| #include <sstream> |
| |
| extern "C" { |
| #include <grpc/support/port_platform.h> |
| #include "test/core/util/memory_counters.h" |
| } |
| |
| #include <grpc++/impl/grpc_library.h> |
| #include "third_party/benchmark/include/benchmark/benchmark.h" |
| |
| class Library { |
| public: |
| static Library& get() { |
| static Library lib; |
| return lib; |
| } |
| |
| grpc_resource_quota* rq() { return rq_; } |
| |
| private: |
| Library() { |
| grpc_memory_counters_init(); |
| 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; |
| #endif |
| |
| class TrackCounters { |
| public: |
| virtual void Finish(benchmark::State& state); |
| virtual void AddToLabel(std::ostream& out, benchmark::State& state); |
| |
| private: |
| #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); |
| #endif |
| grpc_memory_counters counters_at_start_ = grpc_memory_counters_snapshot(); |
| }; |
| |
| #endif |