Displaying 3 results from an estimated 3 matches for "int_atom".
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intatom
2011 Jul 31
2
[LLVMdev] Reviving the new LLVM concurrency model
On Sun, Jul 31, 2011 at 12:49 PM, Jianzhou Zhao <jianzhou at seas.upenn.edu> wrote:
> I noticed the patch was already merged into the current LLVM language
> reference manual with new memory instructions, fence, cmpxchg and
> atomicrmw. Will the instructions be available in LLVM 3.0?
Hopefully, yes; the implementation is in progress.
-Eli
2011 Aug 01
0
[LLVMdev] Reviving the new LLVM concurrency model
...the current LLVM language
>> reference manual with new memory instructions, fence, cmpxchg and
>> atomicrmw. Will the instructions be available in LLVM 3.0?
>
> Hopefully, yes; the implementation is in progress.
Will all the intrinsic functions
(http://llvm.org/docs/LangRef.html#int_atomics) eventually be replaced
by the new instructions, or there will be two versions of concurrent
memory operations left?
>
> -Eli
>
--
Jianzhou
2011 Jul 19
8
[LLVMdev] Reviving the new LLVM concurrency model
...ge from
+ <tt>a</tt> to <tt>b</tt>. <i>Synchronizes-with</i> pairs are introduced
+ by platform-specific techniques, like pthread locks, thread
+ creation, thread joining, etc., and by the atomic operations described
+ in the <a href="#int_atomics">Atomic intrinsics</a> section.</li>
+</ul>
+
+<p>Note that program order does not introduce <i>happens-before</i> edges
+between a thread and signals executing inside that thread.</p>
+
+<p>Every (defined) read operation (load instructions...