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author | Tudor Florea <tudor.florea@enea.com> | 2015-10-09 22:59:03 +0200 |
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committer | Tudor Florea <tudor.florea@enea.com> | 2015-10-09 22:59:03 +0200 |
commit | 972dcfcdbfe75dcfeb777150c136576cf1a71e99 (patch) | |
tree | 97a61cd7e293d7ae9d56ef7ed0f81253365bb026 /meta/recipes-support/boost/boost/arm-intrinsics.patch | |
download | poky-972dcfcdbfe75dcfeb777150c136576cf1a71e99.tar.gz |
initial commit for Enea Linux 5.0 arm
Signed-off-by: Tudor Florea <tudor.florea@enea.com>
Diffstat (limited to 'meta/recipes-support/boost/boost/arm-intrinsics.patch')
-rw-r--r-- | meta/recipes-support/boost/boost/arm-intrinsics.patch | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/meta/recipes-support/boost/boost/arm-intrinsics.patch b/meta/recipes-support/boost/boost/arm-intrinsics.patch new file mode 100644 index 0000000000..fe85c69a82 --- /dev/null +++ b/meta/recipes-support/boost/boost/arm-intrinsics.patch | |||
@@ -0,0 +1,55 @@ | |||
1 | Upstream-Status: Backport | ||
2 | |||
3 | 8/17/2010 - rebased to 1.44 by Qing He <qing.he@intel.com> | ||
4 | |||
5 | diff --git a/boost/smart_ptr/detail/atomic_count_sync.hpp b/boost/smart_ptr/detail/atomic_count_sync.hpp | ||
6 | index b6359b5..78b1cc2 100644 | ||
7 | --- a/boost/smart_ptr/detail/atomic_count_sync.hpp | ||
8 | +++ b/boost/smart_ptr/detail/atomic_count_sync.hpp | ||
9 | @@ -33,17 +33,46 @@ public: | ||
10 | |||
11 | long operator++() | ||
12 | { | ||
13 | +#ifdef __ARM_ARCH_7A__ | ||
14 | + int v1, tmp; | ||
15 | + asm volatile ("1: \n\t" | ||
16 | + "ldrex %0, %1 \n\t" | ||
17 | + "add %0 ,%0, #1 \n\t" | ||
18 | + "strex %2, %0, %1 \n\t" | ||
19 | + "cmp %2, #0 \n\t" | ||
20 | + "bne 1b \n\t" | ||
21 | + : "=&r" (v1), "+Q"(value_), "=&r"(tmp) | ||
22 | + ); | ||
23 | +#else | ||
24 | return __sync_add_and_fetch( &value_, 1 ); | ||
25 | +#endif | ||
26 | } | ||
27 | |||
28 | long operator--() | ||
29 | { | ||
30 | +#ifdef __ARM_ARCH_7A__ | ||
31 | + int v1, tmp; | ||
32 | + asm volatile ("1: \n\t" | ||
33 | + "ldrex %0, %1 \n\t" | ||
34 | + "sub %0 ,%0, #1 \n\t" | ||
35 | + "strex %2, %0, %1 \n\t" | ||
36 | + "cmp %2, #0 \n\t" | ||
37 | + "bne 1b \n\t" | ||
38 | + : "=&r" (v1), "+Q"(value_), "=&r"(tmp) | ||
39 | + ); | ||
40 | + return value_; | ||
41 | +#else | ||
42 | return __sync_add_and_fetch( &value_, -1 ); | ||
43 | +#endif | ||
44 | } | ||
45 | |||
46 | operator long() const | ||
47 | { | ||
48 | +#if __ARM_ARCH_7A__ | ||
49 | + return value_; | ||
50 | +#else | ||
51 | return __sync_fetch_and_add( &value_, 0 ); | ||
52 | +#endif | ||
53 | } | ||
54 | |||
55 | private: | ||