tree a41850ee065dcb326e73fbbc89c01dcd11845cc1
parent 833f13f9bbbed63ff7d24ec27f9d931098a7b65e
author Jim Stichnoth <stichnot@chromium.org> 1426694512 -0700
committer Jim Stichnoth <stichnot@chromium.org> 1426694512 -0700

Subzero: Support non sequentially consistent memory orderings for atomic ops.

The actual code lowering is unchanged, but the validation is made less strict to allow the additional orderings.

BUG= https://code.google.com/p/nativeclient/issues/detail?id=4029
R=jfb@chromium.org

Review URL: https://codereview.chromium.org/1017453007