diff options
Diffstat (limited to 'packages/boost/files')
| -rw-r--r-- | packages/boost/files/arm-intrinsics.patch | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/packages/boost/files/arm-intrinsics.patch b/packages/boost/files/arm-intrinsics.patch new file mode 100644 index 0000000000..860b6df67c --- /dev/null +++ b/packages/boost/files/arm-intrinsics.patch @@ -0,0 +1,51 @@ +diff -Nurd boost_1_36_0.orig/boost/detail/atomic_count_sync.hpp boost_1_36_0.arm/boost/detail/atomic_count_sync.hpp +--- boost_1_36_0.orig/boost/detail/atomic_count_sync.hpp 2007-11-23 12:03:14.000000000 -0500 ++++ boost_1_36_0.arm/boost/detail/atomic_count_sync.hpp 2008-09-09 13:15:21.000000000 -0400 +@@ -29,17 +29,46 @@ + + void 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 + __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: +Binary files boost_1_36_0.orig/boost/detail/.atomic_count_sync.hpp.swp and boost_1_36_0.arm/boost/detail/.atomic_count_sync.hpp.swp differ |