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2013 Jun 13
1
[LLVMdev] A question w.r.t fence instruction vs. noalias pointer
On Thu, Jun 13, 2013 at 11:39 AM, Guo, Xiaoyi <Xiaoyi.Guo at amd.com> wrote:
> In a multi-threaded environment, in order to ensure the memory ordering
> expressed by the memory fence, certain memory operations should not be
> moved across the fence, right?****
>
> **
>
Yes, but operations on noalias pointers don't fall into that category. For
noalias pointers, while