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author | Patrick Williams <patrick@stwcx.xyz> | 2016-08-17 14:31:25 -0500 |
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committer | Patrick Williams <patrick@stwcx.xyz> | 2016-08-22 16:43:26 +0000 |
commit | 60f9d69e016b11c468c98ea75ba0a60c44afbbc4 (patch) | |
tree | ecb49581a9e41a37943c22cd9ef3f63451b20ee7 /import-layers/yocto-poky/meta/recipes-support/boost/boost/arm-intrinsics.patch | |
parent | e18c61205e0234b03697129c20cc69c9b3940efc (diff) | |
download | blackbird-openbmc-60f9d69e016b11c468c98ea75ba0a60c44afbbc4.tar.gz blackbird-openbmc-60f9d69e016b11c468c98ea75ba0a60c44afbbc4.zip |
yocto-poky: Move to import-layers subdir
We are going to import additional layers, so create a subdir to
hold all of the layers that we import with git-subtree.
Change-Id: I6f732153a22be8ca663035c518837e3cc5ec0799
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Diffstat (limited to 'import-layers/yocto-poky/meta/recipes-support/boost/boost/arm-intrinsics.patch')
-rw-r--r-- | import-layers/yocto-poky/meta/recipes-support/boost/boost/arm-intrinsics.patch | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/import-layers/yocto-poky/meta/recipes-support/boost/boost/arm-intrinsics.patch b/import-layers/yocto-poky/meta/recipes-support/boost/boost/arm-intrinsics.patch new file mode 100644 index 000000000..fe85c69a8 --- /dev/null +++ b/import-layers/yocto-poky/meta/recipes-support/boost/boost/arm-intrinsics.patch @@ -0,0 +1,55 @@ +Upstream-Status: Backport + +8/17/2010 - rebased to 1.44 by Qing He <qing.he@intel.com> + +diff --git a/boost/smart_ptr/detail/atomic_count_sync.hpp b/boost/smart_ptr/detail/atomic_count_sync.hpp +index b6359b5..78b1cc2 100644 +--- a/boost/smart_ptr/detail/atomic_count_sync.hpp ++++ b/boost/smart_ptr/detail/atomic_count_sync.hpp +@@ -33,17 +33,46 @@ public: + + long operator++() + { ++#ifdef __ARM_ARCH_7A__ ++ int v1, tmp; ++ asm volatile ("1: \n\t" ++ "ldrex %0, %1 \n\t" ++ "add %0 ,%0, #1 \n\t" ++ "strex %2, %0, %1 \n\t" ++ "cmp %2, #0 \n\t" ++ "bne 1b \n\t" ++ : "=&r" (v1), "+Q"(value_), "=&r"(tmp) ++ ); ++#else + return __sync_add_and_fetch( &value_, 1 ); ++#endif + } + + long operator--() + { ++#ifdef __ARM_ARCH_7A__ ++ int v1, tmp; ++ asm volatile ("1: \n\t" ++ "ldrex %0, %1 \n\t" ++ "sub %0 ,%0, #1 \n\t" ++ "strex %2, %0, %1 \n\t" ++ "cmp %2, #0 \n\t" ++ "bne 1b \n\t" ++ : "=&r" (v1), "+Q"(value_), "=&r"(tmp) ++ ); ++ return value_; ++#else + return __sync_add_and_fetch( &value_, -1 ); ++#endif + } + + operator long() const + { ++#if __ARM_ARCH_7A__ ++ return value_; ++#else + return __sync_fetch_and_add( &value_, 0 ); ++#endif + } + + private: |