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2013 May 13
1
[LLVMdev] [PATCH] 3.3 Release fix on ARM - atomics
...LLVM Developers mailing list > LLVMdev at cs.uiuc.edu http://llvm.cs.uiuc.edu > http://lists.cs.uiuc.edu/mailman/listinfo/llvmdev > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20130513/524c1ed8/attachment.html>
2013 May 13
0
[LLVMdev] [PATCH] 3.3 Release fix on ARM - atomics
> I have asked on #gcc what gcc does. I have posted a detailed > description in the bug, but the summary is that there is some > cooperation with the kernel going on that should make it safe to set > MaxAtomicInlineWidth to 64 when targeting linux armv6 or newer. Hard > float using it then just becomes a consequence of it implying armv7. > > I know think we need something like
2013 May 13
5
[LLVMdev] [PATCH] 3.3 Release fix on ARM - atomics
On 13 May 2013 10:59, Renato Golin <renato.golin at linaro.org> wrote: > Hi Rafael, > > As you mentioned in the bug, we should only apply this change when > hard-float is set, which it is by default on armv7a, I presume. > > From that part of the code, I can infer that by the time > "MaxAtomicPromoteWidth = 64;", the variable SoftFloat is not properly set, >