Add boost/core/yield_primitives.hpp

test/Jamfile.v2

@@ -386,5 +386,10 @@ run serialization_construct_data_test.cpp : : : <library>/boost//serialization/<
 run identity_test.cpp ;
 run identity_rvalue_test.cpp ;
 
+run sp_thread_pause_test.cpp ;
+run sp_thread_yield_test.cpp ;
+run sp_thread_sleep_test.cpp ;
+run yield_prim_windows_h_test.cpp ;
+
 use-project /boost/core/swap : ./swap ;
 build-project ./swap ;

test/sp_thread_pause_test.cpp

@@ -0,0 +1,15 @@
+// Test for sp_thread_pause
+//
+// Copyright 2023 Peter Dimov
+// Distributed under the Boost Software License, Version 1.0.
+// https://www.boost.org/LICENSE_1_0.txt
+
+#include <boost/core/yield_primitives.hpp>
+
+int main()
+{
+    for( int i = 0; i < 1048576; ++i )
+    {
+        boost::core::sp_thread_pause();
+    }
+}

test/sp_thread_sleep_test.cpp

@@ -0,0 +1,15 @@
+// Test for sp_thread_sleep
+//
+// Copyright 2023 Peter Dimov
+// Distributed under the Boost Software License, Version 1.0.
+// https://www.boost.org/LICENSE_1_0.txt
+
+#include <boost/core/yield_primitives.hpp>
+
+int main()
+{
+    for( int i = 0; i < 1000; ++i )
+    {
+        boost::core::sp_thread_sleep();
+    }
+}

test/sp_thread_yield_test.cpp

@@ -0,0 +1,15 @@
+// Test for sp_thread_yield
+//
+// Copyright 2023 Peter Dimov
+// Distributed under the Boost Software License, Version 1.0.
+// https://www.boost.org/LICENSE_1_0.txt
+
+#include <boost/core/yield_primitives.hpp>
+
+int main()
+{
+    for( int i = 0; i < 10000; ++i )
+    {
+        boost::core::sp_thread_yield();
+    }
+}

test/yield_prim_windows_h_test.cpp

@@ -0,0 +1,18 @@
+// Test for sp_thread_yield
+//
+// Copyright 2023 Peter Dimov
+// Distributed under the Boost Software License, Version 1.0.
+// https://www.boost.org/LICENSE_1_0.txt
+
+#if defined(_WIN32) || defined(__WIN32__) || defined(__CYGWIN__)
+# include <windows.h>
+#endif
+
+#include <boost/core/yield_primitives.hpp>
+
+int main()
+{
+    boost::core::sp_thread_pause();
+    boost::core::sp_thread_yield();
+    boost::core::sp_thread_sleep();
+}