From: Chrysostomos Nanakos <cnanakos@grnet.gr>
To: qemu-devel@nongnu.org
Cc: kwolf@redhat.com, pbonzini@redhat.com,
Chrysostomos Nanakos <cnanakos@grnet.gr>,
stefanha@redhat.com
Subject: [Qemu-devel] [PATCH v1 1/2] Extend header file for atomic operations
Date: Mon, 1 Sep 2014 11:58:40 +0300 [thread overview]
Message-ID: <1409561921-4049-1-git-send-email-cnanakos@grnet.gr> (raw)
Add __sync_*_and_fetch builtins used in several places.
Signed-off-by: Chrysostomos Nanakos <cnanakos@grnet.gr>
---
include/qemu/atomic.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/include/qemu/atomic.h b/include/qemu/atomic.h
index 492bce1..48fc283 100644
--- a/include/qemu/atomic.h
+++ b/include/qemu/atomic.h
@@ -189,6 +189,10 @@
#define atomic_fetch_sub __sync_fetch_and_sub
#define atomic_fetch_and __sync_fetch_and_and
#define atomic_fetch_or __sync_fetch_and_or
+#define atomic_add_fetch __sync_add_and_fetch
+#define atomic_sub_fetch __sync_sub_and_fetch
+#define atomic_or_fetch __sync_or_and_fetch
+#define atomic_and_fetch __sync_and_and_fetch
#define atomic_cmpxchg __sync_val_compare_and_swap
/* And even shorter names that return void. */
--
1.7.10.4
next reply other threads:[~2014-09-01 9:01 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-01 8:58 Chrysostomos Nanakos [this message]
2014-09-01 8:58 ` [Qemu-devel] [PATCH v1 2/2] block/archipelago: Use QEMU atomic builtins Chrysostomos Nanakos
2014-09-01 9:43 ` Paolo Bonzini
2014-09-01 10:13 ` Chrysostomos Nanakos
2014-09-01 10:33 ` Paolo Bonzini
2014-09-01 10:39 ` Chrysostomos Nanakos
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