Displaying 2 results from an estimated 2 matches for "aba_problem".
2010 Apr 26
0
[LLVMdev] Proposal for a new LLVM concurrency memory model
...sion=_latest
> >,
> and a rationale for some of the more surprising changes is at
> <http://docs.google.com/View?docID=ddb4mhxz_24gh4ksvgh&revision=_latest
> >.
>From a first glance, it looks like double-wide compare exchange is missing.
See http://en.wikipedia.org/wiki/ABA_problem for an example of where it's
very useful.
Mark
-------------- next part --------------
A non-text attachment was scrubbed...
Name: smime.p7s
Type: application/x-pkcs7-signature
Size: 8614 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20100426/e8c65338...
2010 Apr 26
8
[LLVMdev] Proposal for a new LLVM concurrency memory model
Hi all,
Chandler, Owen, and I have written up a proposal for a new memory
model and atomic intrinsics in LLVM, which will make it possible to
support Java and the upcoming C++0x standard. The proposed changes to
the LangRef are at
<http://docs.google.com/View?docID=ddb4mhxz_22dz5g98dd&revision=_latest>,
and a rationale for some of the more surprising changes is at