summaryrefslogtreecommitdiffstats
path: root/lldb/lit/ExecControl/StopHook/Inputs/stop-hook-threads.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'lldb/lit/ExecControl/StopHook/Inputs/stop-hook-threads.cpp')
-rw-r--r--lldb/lit/ExecControl/StopHook/Inputs/stop-hook-threads.cpp79
1 files changed, 0 insertions, 79 deletions
diff --git a/lldb/lit/ExecControl/StopHook/Inputs/stop-hook-threads.cpp b/lldb/lit/ExecControl/StopHook/Inputs/stop-hook-threads.cpp
deleted file mode 100644
index 46aae8346be..00000000000
--- a/lldb/lit/ExecControl/StopHook/Inputs/stop-hook-threads.cpp
+++ /dev/null
@@ -1,79 +0,0 @@
-//===-- stop-hook-threads.cpp -----------------------------------*- C++ -*-===//
-//
-// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
-// See https://llvm.org/LICENSE.txt for license information.
-// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
-//
-//===----------------------------------------------------------------------===//
-
-#include <chrono>
-#include <cstdio>
-#include <mutex>
-#include <random>
-#include <thread>
-
-std::default_random_engine g_random_engine{std::random_device{}()};
-std::uniform_int_distribution<> g_distribution{0, 3000};
-
-uint32_t g_val = 0;
-uint32_t lldb_val = 0;
-
-uint32_t
-access_pool (bool flag = false)
-{
- static std::mutex g_access_mutex;
- if (!flag)
- g_access_mutex.lock();
-
- uint32_t old_val = g_val;
- if (flag)
- g_val = old_val + 1;
-
- if (!flag)
- g_access_mutex.unlock();
- return g_val;
-}
-
-void
-thread_func (uint32_t thread_index)
-{
- // Break here to test that the stop-hook mechanism works for multiple threads.
- printf ("%s (thread index = %u) startng...\n", __FUNCTION__, thread_index);
-
- uint32_t count = 0;
- uint32_t val;
- while (count++ < 4)
- {
- // random micro second sleep from zero to .3 seconds
- int usec = g_distribution(g_random_engine);
- printf ("%s (thread = %u) doing a usleep (%d)...\n", __FUNCTION__, thread_index, usec);
- std::this_thread::sleep_for(std::chrono::microseconds{usec}); // Set break point at this line
-
- if (count < 2)
- val = access_pool ();
- else
- val = access_pool (true);
-
- printf ("%s (thread = %u) after usleep access_pool returns %d (count=%d)...\n", __FUNCTION__, thread_index, val, count);
- }
- printf ("%s (thread index = %u) exiting...\n", __FUNCTION__, thread_index);
-}
-
-
-int main (int argc, char const *argv[])
-{
- std::thread threads[3];
- // Break here to set up the stop hook
- printf("Stop hooks engaged.\n");
- // Create 3 threads
- for (auto &thread : threads)
- thread = std::thread{thread_func, std::distance(threads, &thread)};
-
- // Join all of our threads
- for (auto &thread : threads)
- thread.join();
-
- // print lldb_val so we can check it here.
- printf ("lldb_val was set to: %d.\n", lldb_val);
- return 0;
-}
OpenPOWER on IntegriCloud