From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:39854) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1byjE4-0002Fq-IB for qemu-devel@nongnu.org; Mon, 24 Oct 2016 13:39:57 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1byjE1-0005Js-FA for qemu-devel@nongnu.org; Mon, 24 Oct 2016 13:39:56 -0400 Received: from mail-pf0-x242.google.com ([2607:f8b0:400e:c00::242]:36048) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1byjE1-0005JB-5g for qemu-devel@nongnu.org; Mon, 24 Oct 2016 13:39:53 -0400 Received: by mail-pf0-x242.google.com with SMTP id r16so17097014pfg.3 for ; Mon, 24 Oct 2016 10:39:53 -0700 (PDT) Sender: Richard Henderson From: Richard Henderson Date: Mon, 24 Oct 2016 10:39:13 -0700 Message-Id: <1477330788-14996-3-git-send-email-rth@twiddle.net> In-Reply-To: <1477330788-14996-1-git-send-email-rth@twiddle.net> References: <1477330788-14996-1-git-send-email-rth@twiddle.net> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Subject: [Qemu-devel] [PATCH v8 02/37] atomics: add atomic_xor List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: peter.maydell@linaro.org, cota@braap.org, alex.bennee@linaro.org From: "Emilio G. Cota" This paves the way for upcoming work. Reviewed-by: Alex Bennée Signed-off-by: Emilio G. Cota Signed-off-by: Richard Henderson Message-Id: <1467054136-10430-8-git-send-email-cota@braap.org> --- include/qemu/atomic.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/include/qemu/atomic.h b/include/qemu/atomic.h index 94be1d0..3b72d93 100644 --- a/include/qemu/atomic.h +++ b/include/qemu/atomic.h @@ -173,6 +173,7 @@ #define atomic_fetch_sub(ptr, n) __atomic_fetch_sub(ptr, n, __ATOMIC_SEQ_CST) #define atomic_fetch_and(ptr, n) __atomic_fetch_and(ptr, n, __ATOMIC_SEQ_CST) #define atomic_fetch_or(ptr, n) __atomic_fetch_or(ptr, n, __ATOMIC_SEQ_CST) +#define atomic_fetch_xor(ptr, n) __atomic_fetch_xor(ptr, n, __ATOMIC_SEQ_CST) /* And even shorter names that return void. */ #define atomic_inc(ptr) ((void) __atomic_fetch_add(ptr, 1, __ATOMIC_SEQ_CST)) @@ -181,6 +182,7 @@ #define atomic_sub(ptr, n) ((void) __atomic_fetch_sub(ptr, n, __ATOMIC_SEQ_CST)) #define atomic_and(ptr, n) ((void) __atomic_fetch_and(ptr, n, __ATOMIC_SEQ_CST)) #define atomic_or(ptr, n) ((void) __atomic_fetch_or(ptr, n, __ATOMIC_SEQ_CST)) +#define atomic_xor(ptr, n) ((void) __atomic_fetch_xor(ptr, n, __ATOMIC_SEQ_CST)) #else /* __ATOMIC_RELAXED */ @@ -339,6 +341,7 @@ #define atomic_fetch_sub(ptr, n) __sync_fetch_and_sub(ptr, n) #define atomic_fetch_and(ptr, n) __sync_fetch_and_and(ptr, n) #define atomic_fetch_or(ptr, n) __sync_fetch_and_or(ptr, n) +#define atomic_fetch_xor(ptr, n) __sync_fetch_and_xor(ptr, n) #define atomic_cmpxchg(ptr, old, new) __sync_val_compare_and_swap(ptr, old, new) /* And even shorter names that return void. */ @@ -348,6 +351,7 @@ #define atomic_sub(ptr, n) ((void) __sync_fetch_and_sub(ptr, n)) #define atomic_and(ptr, n) ((void) __sync_fetch_and_and(ptr, n)) #define atomic_or(ptr, n) ((void) __sync_fetch_and_or(ptr, n)) +#define atomic_xor(ptr, n) ((void) __sync_fetch_and_xor(ptr, n)) #endif /* __ATOMIC_RELAXED */ -- 2.7.4