2 * sgen-os-posix.c: Simple generational GC.
5 * Paolo Molaro (lupus@ximian.com)
6 * Mark Probst (mprobst@novell.com)
7 * Geoff Norton (gnorton@novell.com)
9 * Copyright 2010 Novell, Inc (http://www.novell.com)
11 * Permission is hereby granted, free of charge, to any person obtaining
12 * a copy of this software and associated documentation files (the
13 * "Software"), to deal in the Software without restriction, including
14 * without limitation the rights to use, copy, modify, merge, publish,
15 * distribute, sublicense, and/or sell copies of the Software, and to
16 * permit persons to whom the Software is furnished to do so, subject to
17 * the following conditions:
19 * The above copyright notice and this permission notice shall be
20 * included in all copies or substantial portions of the Software.
22 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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24 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
25 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
26 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
27 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
28 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
34 #include "metadata/sgen-gc.h"
35 #include "metadata/gc-internal.h"
36 #include "metadata/sgen-archdep.h"
37 #include "metadata/object-internals.h"
39 #if !defined(__MACH__) && !MONO_MACH_ARCH_SUPPORTED
41 mono_sgen_resume_thread (SgenThreadInfo
*info
)
43 return pthread_kill (mono_thread_info_get_tid (info
), restart_signal_num
) == 0;
47 mono_sgen_suspend_thread (SgenThreadInfo
*info
)
49 return pthread_kill (mono_thread_info_get_tid (info
), suspend_signal_num
) == 0;
53 mono_sgen_thread_handshake (int signum
)
58 MonoNativeThreadId me
= mono_native_thread_id_get ();
61 FOREACH_THREAD_SAFE (info
) {
62 if (mono_native_thread_id_equals (mono_thread_info_get_tid (info
), me
)) {
65 /*if (signum == suspend_signal_num && info->stop_count == global_stop_count)
67 if (signum
== suspend_signal_num
) {
68 g_assert (!info
->doing_handshake
);
69 info
->doing_handshake
= TRUE
;
71 g_assert (info
->doing_handshake
);
72 info
->doing_handshake
= FALSE
;
74 result
= pthread_kill (mono_thread_info_get_tid (info
), signum
);
80 } END_FOREACH_THREAD_SAFE
82 mono_sgen_wait_for_suspend_ack (count
);