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| author | Rickard Green <[email protected]> | 2014-11-25 19:34:50 +0100 |
|---|---|---|
| committer | Rickard Green <[email protected]> | 2014-11-25 19:34:50 +0100 |
| commit | 7c14d7b35f3fe6df4ab44a30ba1e3c6dac00a70b (patch) | |
| tree | d0aa0b00417515de605691f86b5f9c5f8dbf9033 /lib/wx | |
| parent | 23c0cebf707e61a0f2b9e9eb472d7cf3ad4eb94f (diff) | |
| parent | 26e93069d53a44e274bc7c5f871fa8a7bd1dd94b (diff) | |
| download | otp-7c14d7b35f3fe6df4ab44a30ba1e3c6dac00a70b.tar.gz otp-7c14d7b35f3fe6df4ab44a30ba1e3c6dac00a70b.tar.bz2 otp-7c14d7b35f3fe6df4ab44a30ba1e3c6dac00a70b.zip | |
Merge branch 'maint'
* maint:
Implement support for double word atomics using libatomic_ops
Improve usage of libatomic_ops for word size atomics
Optimize atomic ops with release barrier for 32-bit PowerPC
Diffstat (limited to 'lib/wx')
| -rw-r--r-- | lib/wx/aclocal.m4 | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/lib/wx/aclocal.m4 b/lib/wx/aclocal.m4 index ed492d55ff..d78025b0be 100644 --- a/lib/wx/aclocal.m4 +++ b/lib/wx/aclocal.m4 @@ -1421,9 +1421,31 @@ case "$THR_LIB_NAME" in int z; AO_nop_full(); +#if defined(AO_HAVE_store) AO_store(&x, (AO_t) 0); +#elif defined(AO_HAVE_store_release) + AO_store_release(&x, (AO_t) 0); +#else +#error No store +#endif +#if defined(AO_HAVE_load) z = AO_load(&x); +#elif defined(AO_HAVE_load_acquire) + z = AO_load_acquire(&x); +#else +#error No load +#endif +#if defined(AO_HAVE_compare_and_swap_full) z = AO_compare_and_swap_full(&x, (AO_t) 0, (AO_t) 1); +#elif defined(AO_HAVE_compare_and_swap_release) + z = AO_compare_and_swap_release(&x, (AO_t) 0, (AO_t) 1); +#elif defined(AO_HAVE_compare_and_swap_acquire) + z = AO_compare_and_swap_acquire(&x, (AO_t) 0, (AO_t) 1); +#elif defined(AO_HAVE_compare_and_swap) + z = AO_compare_and_swap(&x, (AO_t) 0, (AO_t) 1); +#else +#error No compare_and_swap +#endif ], [ethr_have_native_atomics=yes ethr_have_libatomic_ops=yes]) |