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re PR target/66224 (PowerPC _GLIBCXX_READ_MEM_BARRIER too weak)
authorDavid Edelsohn <dje@gcc.gnu.org>
Thu, 21 May 2015 17:18:25 +0000 (13:18 -0400)
committerDavid Edelsohn <dje@gcc.gnu.org>
Thu, 21 May 2015 17:18:25 +0000 (13:18 -0400)
commite3592e196a92f72d6195023b24f4d1aab9c64242
treee206a4c4accbe87c6e55763c3910ca85c1d50648tree | snapshot
parentf3da53751662e7a4e2fd6a1c119565518f1e2c63commit | diff
re PR target/66224 (PowerPC _GLIBCXX_READ_MEM_BARRIER too weak)

        PR target/66224
        * config/cpu/powerpc/atomic_word.h (_GLIBCXX_READ_MEM_BARRIER):
        Don't use isync. Use lwsync if available.
        * configure.host (atomic_word_dir) [aix[56789]*]: Delete to use
        powerpc cpu definition.

From-SVN: r223496
libstdc++-v3/ChangeLog diff | blob | history
libstdc++-v3/config/cpu/powerpc/atomic_word.h diff | blob | history
libstdc++-v3/configure.host diff | blob | history
Domain: System / Toolchain;