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| author | paolo <paolo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-10-09 14:50:19 +0000 |
|---|---|---|
| committer | paolo <paolo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-10-09 14:50:19 +0000 |
| commit | 011ea24cdbd3084a1408a5abf015da0ea1eca0ee (patch) | |
| tree | 97676a530949901acc3ae1b6d60e406dae3eff49 /libstdc++-v3/include/ext | |
| parent | 42c442a97ffc36f0f3d2d22d04355087345baac3 (diff) | |
| download | ppe42-gcc-011ea24cdbd3084a1408a5abf015da0ea1eca0ee.tar.gz ppe42-gcc-011ea24cdbd3084a1408a5abf015da0ea1eca0ee.zip | |
2012-10-09 Paolo Carlini <paolo.carlini@oracle.com>
PR libstdc++/54869
* include/ext/random (simd_fast_mersenne_twister_engine): Provide
only for little endian targets.
* include/ext/random.tcc: Likewise.
* config/cpu/i486/opt/ext/opt_random.h: Likewise.
* testsuite/lib/libstdc++.exp (check_v3_target_little_endian): Add.
* testsuite/lib/dg-options.exp (dg-require-little-endian): Add.
* testsuite/ext/random/simd_fast_mersenne_twister_engine/
operators/equal.cc: Use the latter.
* testsuite/ext/random/simd_fast_mersenne_twister_engine/
operators/serialize.cc: Likewise.
* testsuite/ext/random/simd_fast_mersenne_twister_engine/
operators/inequal.cc: Likewise.
* testsuite/ext/random/simd_fast_mersenne_twister_engine/
cons/copy.cc: Likewise.
* testsuite/ext/random/simd_fast_mersenne_twister_engine/
cons/seed1.cc: Likewise.
* testsuite/ext/random/simd_fast_mersenne_twister_engine/
cons/seed2.cc: Likewise.
* testsuite/ext/random/simd_fast_mersenne_twister_engine/
cons/default.cc: Likewise.
* testsuite/ext/random/simd_fast_mersenne_twister_engine/
cons/seed_seq.cc: Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@192256 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libstdc++-v3/include/ext')
| -rw-r--r-- | libstdc++-v3/include/ext/random | 3 | ||||
| -rw-r--r-- | libstdc++-v3/include/ext/random.tcc | 2 |
2 files changed, 5 insertions, 0 deletions
diff --git a/libstdc++-v3/include/ext/random b/libstdc++-v3/include/ext/random index 8c40d6d420a..0207d392261 100644 --- a/libstdc++-v3/include/ext/random +++ b/libstdc++-v3/include/ext/random @@ -47,6 +47,8 @@ namespace __gnu_cxx _GLIBCXX_VISIBILITY(default) { _GLIBCXX_BEGIN_NAMESPACE_VERSION +#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ + /* Mersenne twister implementation optimized for vector operations. * * Reference: http://www.math.sci.hiroshima-u.ac.jp/~m-mat/MT/SFMT/ @@ -380,6 +382,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION 0x3bd2b64bU, 0x0c64b1e4U> sfmt216091_64; +#endif // __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ /** * @brief A beta continuous distribution for random numbers. diff --git a/libstdc++-v3/include/ext/random.tcc b/libstdc++-v3/include/ext/random.tcc index 4151daff83d..a196f74bdc4 100644 --- a/libstdc++-v3/include/ext/random.tcc +++ b/libstdc++-v3/include/ext/random.tcc @@ -37,6 +37,7 @@ namespace __gnu_cxx _GLIBCXX_VISIBILITY(default) { _GLIBCXX_BEGIN_NAMESPACE_VERSION +#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ template<typename _UIntType, size_t __m, size_t __pos1, size_t __sl1, size_t __sl2, @@ -402,6 +403,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION return __is; } +#endif // __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ /** * Iteration method due to M.D. J<o:>hnk. |
