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/*
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*
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* Copyright 2015, Google Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/* Microbenchmarks around CHTTP2 HPACK operations */
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#include <grpc/support/log.h>
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#include <string.h>
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#include <sstream>
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extern "C" {
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#include "src/core/ext/transport/chttp2/transport/hpack_encoder.h"
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#include "src/core/ext/transport/chttp2/transport/hpack_parser.h"
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#include "src/core/lib/slice/slice_internal.h"
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#include "src/core/lib/transport/static_metadata.h"
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}
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#include "third_party/benchmark/include/benchmark/benchmark.h"
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static struct Init {
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Init() { grpc_init(); }
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~Init() { grpc_shutdown(); }
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} g_init;
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////////////////////////////////////////////////////////////////////////////////
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// HPACK encoder
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//
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static void BM_HpackEncoderInitDestroy(benchmark::State &state) {
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grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
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grpc_chttp2_hpack_compressor c;
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while (state.KeepRunning()) {
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grpc_chttp2_hpack_compressor_init(&c);
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grpc_chttp2_hpack_compressor_destroy(&exec_ctx, &c);
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grpc_exec_ctx_flush(&exec_ctx);
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}
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grpc_exec_ctx_finish(&exec_ctx);
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}
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BENCHMARK(BM_HpackEncoderInitDestroy);
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template <class Fixture>
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static void BM_HpackEncoderEncodeHeader(benchmark::State &state) {
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grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
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grpc_metadata_batch b;
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grpc_metadata_batch_init(&b);
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std::vector<grpc_mdelem> elems = Fixture::GetElems(&exec_ctx);
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std::vector<grpc_linked_mdelem> storage(elems.size());
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for (size_t i = 0; i < elems.size(); i++) {
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GPR_ASSERT(GRPC_LOG_IF_ERROR(
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"addmd",
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grpc_metadata_batch_add_tail(&exec_ctx, &b, &storage[i], elems[i])));
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}
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grpc_chttp2_hpack_compressor c;
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grpc_chttp2_hpack_compressor_init(&c);
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grpc_transport_one_way_stats stats;
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memset(&stats, 0, sizeof(stats));
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grpc_slice_buffer outbuf;
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grpc_slice_buffer_init(&outbuf);
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while (state.KeepRunning()) {
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grpc_chttp2_encode_header(&exec_ctx, &c, (uint32_t)state.iterations(), &b,
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state.range(0), state.range(1), &stats, &outbuf);
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grpc_slice_buffer_reset_and_unref_internal(&exec_ctx, &outbuf);
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grpc_exec_ctx_flush(&exec_ctx);
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}
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grpc_metadata_batch_destroy(&exec_ctx, &b);
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grpc_chttp2_hpack_compressor_destroy(&exec_ctx, &c);
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grpc_slice_buffer_destroy_internal(&exec_ctx, &outbuf);
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grpc_exec_ctx_finish(&exec_ctx);
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std::ostringstream label;
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label << "framing_bytes/iter:" << (static_cast<double>(stats.framing_bytes) /
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static_cast<double>(state.iterations()))
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<< " header_bytes/iter:" << (static_cast<double>(stats.header_bytes) /
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static_cast<double>(state.iterations()));
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state.SetLabel(label.str());
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}
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namespace hpack_encoder_fixtures {
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class EmptyBatch {
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public:
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static std::vector<grpc_mdelem> GetElems(grpc_exec_ctx *exec_ctx) {
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return {};
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}
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};
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class SingleStaticElem {
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public:
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static std::vector<grpc_mdelem> GetElems(grpc_exec_ctx *exec_ctx) {
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return {GRPC_MDELEM_GRPC_ACCEPT_ENCODING_IDENTITY_COMMA_DEFLATE};
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}
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};
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class SingleInternedElem {
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public:
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static std::vector<grpc_mdelem> GetElems(grpc_exec_ctx *exec_ctx) {
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return {grpc_mdelem_from_slices(
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exec_ctx, grpc_slice_intern(grpc_slice_from_static_string("abc")),
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grpc_slice_intern(grpc_slice_from_static_string("def")))};
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}
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};
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class SingleInternedKeyElem {
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public:
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static std::vector<grpc_mdelem> GetElems(grpc_exec_ctx *exec_ctx) {
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return {grpc_mdelem_from_slices(
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exec_ctx, grpc_slice_intern(grpc_slice_from_static_string("abc")),
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grpc_slice_from_static_string("def"))};
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}
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};
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class SingleNonInternedElem {
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public:
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static std::vector<grpc_mdelem> GetElems(grpc_exec_ctx *exec_ctx) {
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return {grpc_mdelem_from_slices(exec_ctx,
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grpc_slice_from_static_string("abc"),
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grpc_slice_from_static_string("def"))};
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}
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};
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class RepresentativeClientInitialMetadata {
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public:
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static std::vector<grpc_mdelem> GetElems(grpc_exec_ctx *exec_ctx) {
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return {
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GRPC_MDELEM_SCHEME_HTTP, GRPC_MDELEM_METHOD_POST,
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grpc_mdelem_from_slices(
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exec_ctx, GRPC_MDSTR_PATH,
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grpc_slice_intern(grpc_slice_from_static_string("/foo/bar"))),
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grpc_mdelem_from_slices(exec_ctx, GRPC_MDSTR_AUTHORITY,
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grpc_slice_intern(grpc_slice_from_static_string(
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"foo.test.google.fr:1234"))),
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GRPC_MDELEM_GRPC_ACCEPT_ENCODING_IDENTITY_COMMA_DEFLATE_COMMA_GZIP,
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GRPC_MDELEM_TE_TRAILERS,
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GRPC_MDELEM_CONTENT_TYPE_APPLICATION_SLASH_GRPC,
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grpc_mdelem_from_slices(
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exec_ctx, GRPC_MDSTR_USER_AGENT,
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grpc_slice_intern(grpc_slice_from_static_string(
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"grpc-c/3.0.0-dev (linux; chttp2; green)")))};
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}
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};
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class RepresentativeServerInitialMetadata {
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public:
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static std::vector<grpc_mdelem> GetElems(grpc_exec_ctx *exec_ctx) {
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return {GRPC_MDELEM_STATUS_200,
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GRPC_MDELEM_CONTENT_TYPE_APPLICATION_SLASH_GRPC,
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GRPC_MDELEM_GRPC_ACCEPT_ENCODING_IDENTITY_COMMA_DEFLATE_COMMA_GZIP};
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}
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};
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class RepresentativeServerTrailingMetadata {
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public:
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static std::vector<grpc_mdelem> GetElems(grpc_exec_ctx *exec_ctx) {
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return {GRPC_MDELEM_GRPC_STATUS_0};
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}
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};
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BENCHMARK_TEMPLATE(BM_HpackEncoderEncodeHeader, EmptyBatch)->Args({0, 16384});
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// test with eof (shouldn't affect anything)
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BENCHMARK_TEMPLATE(BM_HpackEncoderEncodeHeader, EmptyBatch)->Args({1, 16384});
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BENCHMARK_TEMPLATE(BM_HpackEncoderEncodeHeader, SingleStaticElem)
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->Args({0, 16384});
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BENCHMARK_TEMPLATE(BM_HpackEncoderEncodeHeader, SingleInternedKeyElem)
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->Args({0, 16384});
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BENCHMARK_TEMPLATE(BM_HpackEncoderEncodeHeader, SingleInternedElem)
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->Args({0, 16384});
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BENCHMARK_TEMPLATE(BM_HpackEncoderEncodeHeader, SingleNonInternedElem)
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->Args({0, 16384});
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// test with a tiny frame size, to highlight continuation costs
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BENCHMARK_TEMPLATE(BM_HpackEncoderEncodeHeader, SingleNonInternedElem)
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->Args({0, 1});
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BENCHMARK_TEMPLATE(BM_HpackEncoderEncodeHeader,
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RepresentativeClientInitialMetadata)
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->Args({0, 16384});
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BENCHMARK_TEMPLATE(BM_HpackEncoderEncodeHeader,
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RepresentativeServerInitialMetadata)
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->Args({0, 16384});
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BENCHMARK_TEMPLATE(BM_HpackEncoderEncodeHeader,
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RepresentativeServerTrailingMetadata)
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->Args({1, 16384});
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} // namespace hpack_encoder_fixtures
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////////////////////////////////////////////////////////////////////////////////
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// HPACK parser
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//
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static void BM_HpackParserInitDestroy(benchmark::State &state) {
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grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
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grpc_chttp2_hpack_parser p;
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while (state.KeepRunning()) {
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grpc_chttp2_hpack_parser_init(&exec_ctx, &p);
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grpc_chttp2_hpack_parser_destroy(&exec_ctx, &p);
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grpc_exec_ctx_flush(&exec_ctx);
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}
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grpc_exec_ctx_finish(&exec_ctx);
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}
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BENCHMARK(BM_HpackParserInitDestroy);
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static void UnrefHeader(grpc_exec_ctx *exec_ctx, void *user_data,
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grpc_mdelem md) {
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GRPC_MDELEM_UNREF(exec_ctx, md);
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}
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template <class Fixture>
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static void BM_HpackParserParseHeader(benchmark::State &state) {
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grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
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std::vector<grpc_slice> init_slices = Fixture::GetInitSlices();
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std::vector<grpc_slice> benchmark_slices = Fixture::GetBenchmarkSlices();
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grpc_chttp2_hpack_parser p;
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grpc_chttp2_hpack_parser_init(&exec_ctx, &p);
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p.on_header = UnrefHeader;
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p.on_header_user_data = nullptr;
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for (auto slice : init_slices) {
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grpc_chttp2_hpack_parser_parse(&exec_ctx, &p, slice);
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}
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while (state.KeepRunning()) {
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for (auto slice : benchmark_slices) {
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grpc_chttp2_hpack_parser_parse(&exec_ctx, &p, slice);
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}
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grpc_exec_ctx_flush(&exec_ctx);
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}
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grpc_chttp2_hpack_parser_destroy(&exec_ctx, &p);
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grpc_exec_ctx_finish(&exec_ctx);
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}
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namespace hpack_parser_fixtures {
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static grpc_slice MakeSlice(std::initializer_list<uint8_t> bytes) {
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grpc_slice s = grpc_slice_malloc(bytes.size());
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uint8_t *p = GRPC_SLICE_START_PTR(s);
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for (auto b : bytes) {
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*p++ = b;
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}
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return s;
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}
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class EmptyBatch {
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public:
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static std::vector<grpc_slice> GetInitSlices() { return {}; }
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static std::vector<grpc_slice> GetBenchmarkSlices() {
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return {MakeSlice({})};
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}
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};
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class IndexedSingleStaticElem {
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public:
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static std::vector<grpc_slice> GetInitSlices() {
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return {MakeSlice(
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{0x40, 0x07, ':', 's', 't', 'a', 't', 'u', 's', 0x03, '2', '0', '0'})};
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}
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static std::vector<grpc_slice> GetBenchmarkSlices() {
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return {MakeSlice({0xbe})};
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}
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};
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class AddIndexedSingleStaticElem {
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public:
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static std::vector<grpc_slice> GetInitSlices() { return {}; }
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static std::vector<grpc_slice> GetBenchmarkSlices() {
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return {MakeSlice(
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{0x40, 0x07, ':', 's', 't', 'a', 't', 'u', 's', 0x03, '2', '0', '0'})};
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}
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};
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class KeyIndexedSingleStaticElem {
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public:
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static std::vector<grpc_slice> GetInitSlices() {
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return {MakeSlice(
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{0x40, 0x07, ':', 's', 't', 'a', 't', 'u', 's', 0x03, '2', '0', '0'})};
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}
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static std::vector<grpc_slice> GetBenchmarkSlices() {
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return {MakeSlice({0x7e, 0x03, 'd', 'e', 'f'})};
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}
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};
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class IndexedSingleInternedElem {
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public:
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static std::vector<grpc_slice> GetInitSlices() {
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return {MakeSlice({0x40, 0x03, 'a', 'b', 'c', 0x03, 'd', 'e', 'f'})};
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}
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static std::vector<grpc_slice> GetBenchmarkSlices() {
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return {MakeSlice({0xbe})};
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}
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};
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|
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class AddIndexedSingleInternedElem {
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public:
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static std::vector<grpc_slice> GetInitSlices() { return {}; }
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static std::vector<grpc_slice> GetBenchmarkSlices() {
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return {MakeSlice({0x40, 0x03, 'a', 'b', 'c', 0x03, 'd', 'e', 'f'})};
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}
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};
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|
|
|
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|
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class KeyIndexedSingleInternedElem {
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public:
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static std::vector<grpc_slice> GetInitSlices() {
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|
return {MakeSlice({0x40, 0x03, 'a', 'b', 'c', 0x03, 'd', 'e', 'f'})};
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|
}
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static std::vector<grpc_slice> GetBenchmarkSlices() {
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return {MakeSlice({0x7e, 0x03, 'g', 'h', 'i'})};
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}
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};
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class NonIndexedElem {
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public:
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static std::vector<grpc_slice> GetInitSlices() { return {}; }
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static std::vector<grpc_slice> GetBenchmarkSlices() {
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return {MakeSlice({0x00, 0x03, 'a', 'b', 'c', 0x03, 'd', 'e', 'f'})};
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|
}
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};
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|
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class RepresentativeClientInitialMetadata {
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public:
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|
static std::vector<grpc_slice> GetInitSlices() {
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|
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|
return {grpc_slice_from_static_string(
|
|
|
|
// generated with:
|
|
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// ```
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// tools/codegen/core/gen_header_frame.py --compression inc --no_framing
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// < test/core/bad_client/tests/simple_request.headers
|
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|
|
// ```
|
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"@\x05:path\x08/foo/bar"
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"@\x07:scheme\x04http"
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|
"@\x07:method\x04POST"
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|
"@\x0a:authority\x09localhost"
|
|
|
|
"@\x0c"
|
|
|
|
"content-type\x10"
|
|
|
|
"application/grpc"
|
|
|
|
"@\x14grpc-accept-encoding\x15identity,deflate,gzip"
|
|
|
|
"@\x02te\x08trailers"
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|
|
|
"@\x0auser-agent\"bad-client grpc-c/0.12.0.0 (linux)")};
|
|
|
|
}
|
|
|
|
static std::vector<grpc_slice> GetBenchmarkSlices() {
|
|
|
|
// generated with:
|
|
|
|
// ```
|
|
|
|
// tools/codegen/core/gen_header_frame.py --compression pre --no_framing
|
|
|
|
// --hex < test/core/bad_client/tests/simple_request.headers
|
|
|
|
// ```
|
|
|
|
return {MakeSlice({0xc5, 0xc4, 0xc3, 0xc2, 0xc1, 0xc0, 0xbf, 0xbe})};
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
class RepresentativeServerInitialMetadata {
|
|
|
|
public:
|
|
|
|
static std::vector<grpc_slice> GetInitSlices() {
|
|
|
|
return {grpc_slice_from_static_string(
|
|
|
|
// generated with:
|
|
|
|
// ```
|
|
|
|
// tools/codegen/core/gen_header_frame.py --compression inc --no_framing
|
|
|
|
// <
|
|
|
|
// test/cpp/microbenchmarks/representative_server_initial_metadata.headers
|
|
|
|
// ```
|
|
|
|
"@\x07:status\x03"
|
|
|
|
"200"
|
|
|
|
"@\x0c"
|
|
|
|
"content-type\x10"
|
|
|
|
"application/grpc"
|
|
|
|
"@\x14grpc-accept-encoding\x15identity,deflate,gzip")};
|
|
|
|
}
|
|
|
|
static std::vector<grpc_slice> GetBenchmarkSlices() {
|
|
|
|
// generated with:
|
|
|
|
// ```
|
|
|
|
// tools/codegen/core/gen_header_frame.py --compression pre --no_framing
|
|
|
|
// --hex <
|
|
|
|
// test/cpp/microbenchmarks/representative_server_initial_metadata.headers
|
|
|
|
// ```
|
|
|
|
return {MakeSlice({0xc0, 0xbf, 0xbe})};
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
class RepresentativeServerTrailingMetadata {
|
|
|
|
public:
|
|
|
|
static std::vector<grpc_slice> GetInitSlices() {
|
|
|
|
return {grpc_slice_from_static_string(
|
|
|
|
// generated with:
|
|
|
|
// ```
|
|
|
|
// tools/codegen/core/gen_header_frame.py --compression inc --no_framing
|
|
|
|
// <
|
|
|
|
// test/cpp/microbenchmarks/representative_server_trailing_metadata.headers
|
|
|
|
// ```
|
|
|
|
"@\x0bgrpc-status\x01"
|
|
|
|
"0"
|
|
|
|
"@\x0cgrpc-message\x00")};
|
|
|
|
}
|
|
|
|
static std::vector<grpc_slice> GetBenchmarkSlices() {
|
|
|
|
// generated with:
|
|
|
|
// ```
|
|
|
|
// tools/codegen/core/gen_header_frame.py --compression pre --no_framing
|
|
|
|
// --hex <
|
|
|
|
// test/cpp/microbenchmarks/representative_server_trailing_metadata.headers
|
|
|
|
// ```
|
|
|
|
return {MakeSlice({0xbf, 0xbe})};
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
BENCHMARK_TEMPLATE(BM_HpackParserParseHeader, EmptyBatch);
|
|
|
|
BENCHMARK_TEMPLATE(BM_HpackParserParseHeader, IndexedSingleStaticElem);
|
|
|
|
BENCHMARK_TEMPLATE(BM_HpackParserParseHeader, AddIndexedSingleStaticElem);
|
|
|
|
BENCHMARK_TEMPLATE(BM_HpackParserParseHeader, KeyIndexedSingleStaticElem);
|
|
|
|
BENCHMARK_TEMPLATE(BM_HpackParserParseHeader, IndexedSingleInternedElem);
|
|
|
|
BENCHMARK_TEMPLATE(BM_HpackParserParseHeader, AddIndexedSingleInternedElem);
|
|
|
|
BENCHMARK_TEMPLATE(BM_HpackParserParseHeader, KeyIndexedSingleInternedElem);
|
|
|
|
BENCHMARK_TEMPLATE(BM_HpackParserParseHeader, NonIndexedElem);
|
|
|
|
BENCHMARK_TEMPLATE(BM_HpackParserParseHeader,
|
|
|
|
RepresentativeClientInitialMetadata);
|
|
|
|
BENCHMARK_TEMPLATE(BM_HpackParserParseHeader,
|
|
|
|
RepresentativeServerInitialMetadata);
|
|
|
|
BENCHMARK_TEMPLATE(BM_HpackParserParseHeader,
|
|
|
|
RepresentativeServerTrailingMetadata);
|
|
|
|
|
|
|
|
} // namespace hpack_parser_fixtures
|
|
|
|
|
|
|
|
BENCHMARK_MAIN();
|