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-rw-r--r--3rdparty/libuv/test/benchmark-async.c141
1 files changed, 0 insertions, 141 deletions
diff --git a/3rdparty/libuv/test/benchmark-async.c b/3rdparty/libuv/test/benchmark-async.c
deleted file mode 100644
index e44165f2b81..00000000000
--- a/3rdparty/libuv/test/benchmark-async.c
+++ /dev/null
@@ -1,141 +0,0 @@
-/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to
- * deal in the Software without restriction, including without limitation the
- * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
- * sell copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
- * IN THE SOFTWARE.
- */
-
-#include "task.h"
-#include "uv.h"
-
-#include <stdio.h>
-#include <stdlib.h>
-
-#define NUM_PINGS (1000 * 1000)
-
-struct ctx {
- uv_loop_t loop;
- uv_thread_t thread;
- uv_async_t main_async; /* wake up main thread */
- uv_async_t worker_async; /* wake up worker */
- unsigned int nthreads;
- unsigned int main_sent;
- unsigned int main_seen;
- unsigned int worker_sent;
- unsigned int worker_seen;
-};
-
-
-static void worker_async_cb(uv_async_t* handle) {
- struct ctx* ctx = container_of(handle, struct ctx, worker_async);
-
- ASSERT(0 == uv_async_send(&ctx->main_async));
- ctx->worker_sent++;
- ctx->worker_seen++;
-
- if (ctx->worker_sent >= NUM_PINGS)
- uv_close((uv_handle_t*) &ctx->worker_async, NULL);
-}
-
-
-static void main_async_cb(uv_async_t* handle) {
- struct ctx* ctx = container_of(handle, struct ctx, main_async);
-
- ASSERT(0 == uv_async_send(&ctx->worker_async));
- ctx->main_sent++;
- ctx->main_seen++;
-
- if (ctx->main_sent >= NUM_PINGS)
- uv_close((uv_handle_t*) &ctx->main_async, NULL);
-}
-
-
-static void worker(void* arg) {
- struct ctx* ctx = arg;
- ASSERT(0 == uv_async_send(&ctx->main_async));
- ASSERT(0 == uv_run(&ctx->loop, UV_RUN_DEFAULT));
- uv_loop_close(&ctx->loop);
-}
-
-
-static int test_async(int nthreads) {
- struct ctx* threads;
- struct ctx* ctx;
- uint64_t time;
- int i;
-
- threads = calloc(nthreads, sizeof(threads[0]));
- ASSERT(threads != NULL);
-
- for (i = 0; i < nthreads; i++) {
- ctx = threads + i;
- ctx->nthreads = nthreads;
- ASSERT(0 == uv_loop_init(&ctx->loop));
- ASSERT(0 == uv_async_init(&ctx->loop, &ctx->worker_async, worker_async_cb));
- ASSERT(0 == uv_async_init(uv_default_loop(),
- &ctx->main_async,
- main_async_cb));
- ASSERT(0 == uv_thread_create(&ctx->thread, worker, ctx));
- }
-
- time = uv_hrtime();
-
- ASSERT(0 == uv_run(uv_default_loop(), UV_RUN_DEFAULT));
-
- for (i = 0; i < nthreads; i++)
- ASSERT(0 == uv_thread_join(&threads[i].thread));
-
- time = uv_hrtime() - time;
-
- for (i = 0; i < nthreads; i++) {
- ctx = threads + i;
- ASSERT(ctx->worker_sent == NUM_PINGS);
- ASSERT(ctx->worker_seen == NUM_PINGS);
- ASSERT(ctx->main_sent == (unsigned int) NUM_PINGS);
- ASSERT(ctx->main_seen == (unsigned int) NUM_PINGS);
- }
-
- printf("async%d: %.2f sec (%s/sec)\n",
- nthreads,
- time / 1e9,
- fmt(NUM_PINGS / (time / 1e9)));
-
- free(threads);
-
- MAKE_VALGRIND_HAPPY();
- return 0;
-}
-
-
-BENCHMARK_IMPL(async1) {
- return test_async(1);
-}
-
-
-BENCHMARK_IMPL(async2) {
- return test_async(2);
-}
-
-
-BENCHMARK_IMPL(async4) {
- return test_async(4);
-}
-
-
-BENCHMARK_IMPL(async8) {
- return test_async(8);
-}