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9deb373671
This patch includes the update of patch upstream status of the following recipes (50 in all): grub pciutils setserial dhcp iproute2 libnss-mdns nfs-utils openssl portmap busybox coreutils dbus dropbear ncurses readline sysfsutils sysvinit tinylogin udev update-rc.d util-linux elfutils file pkgconfig syslinux ubootchart yaffs2 findutils gamin hdparm libaio libzypp parted procps sat-solver screen sed sysklogd tcp-wrapper time zypper attr boost createrepo gnutls hal js libgcrypt libnl libusb-compat (From OE-Core rev: 1e6f767663b7d5fb6277fd2b214f4a50e24d4ffd) Signed-off-by: Qing He <qing.he@intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
56 lines
1.6 KiB
Diff
56 lines
1.6 KiB
Diff
Upstream-Status: Backport
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8/17/2010 - rebased to 1.44 by Qing He <qing.he@intel.com>
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diff --git a/boost/smart_ptr/detail/atomic_count_sync.hpp b/boost/smart_ptr/detail/atomic_count_sync.hpp
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index b6359b5..78b1cc2 100644
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--- a/boost/smart_ptr/detail/atomic_count_sync.hpp
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+++ b/boost/smart_ptr/detail/atomic_count_sync.hpp
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@@ -33,17 +33,46 @@ public:
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long operator++()
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{
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+#ifdef __ARM_ARCH_7A__
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+ int v1, tmp;
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+ asm volatile ("1: \n\t"
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+ "ldrex %0, %1 \n\t"
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+ "add %0 ,%0, #1 \n\t"
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+ "strex %2, %0, %1 \n\t"
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+ "cmp %2, #0 \n\t"
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+ "bne 1b \n\t"
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+ : "=&r" (v1), "+Q"(value_), "=&r"(tmp)
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+ );
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+#else
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return __sync_add_and_fetch( &value_, 1 );
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+#endif
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}
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long operator--()
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{
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+#ifdef __ARM_ARCH_7A__
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+ int v1, tmp;
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+ asm volatile ("1: \n\t"
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+ "ldrex %0, %1 \n\t"
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+ "sub %0 ,%0, #1 \n\t"
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+ "strex %2, %0, %1 \n\t"
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+ "cmp %2, #0 \n\t"
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+ "bne 1b \n\t"
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+ : "=&r" (v1), "+Q"(value_), "=&r"(tmp)
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+ );
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+ return value_;
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+#else
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return __sync_add_and_fetch( &value_, -1 );
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+#endif
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}
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operator long() const
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{
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+#if __ARM_ARCH_7A__
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+ return value_;
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+#else
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return __sync_fetch_and_add( &value_, 0 );
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+#endif
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}
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private:
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