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2013 Jun 13
0
[LLVMdev] A question w.r.t fence instruction vs. noalias pointer
...le-threaded environment, and in a multi-threaded environment it's just a way to express ordering on memory modifications made by other threads.
-Eli
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2013 Jun 13
2
[LLVMdev] A question w.r.t fence instruction vs. noalias pointer
On Thu, Jun 13, 2013 at 10:52 AM, Guo, Xiaoyi <Xiaoyi.Guo at amd.com> wrote:
> I mean something like a target-specific fence machine instruction which
> forces ordering of all loads/stores. I want to clarify the meaning of
> “noalias” in this case. Is the fence machine instruction considered
> “touching” all memory and thus breaks the “noalias” contract?
>
A fence