[LLVMdev] Misaligned SSE store problem (with reduced source)

Eric Christopher echristo at apple.com
Fri Nov 11 10:48:03 PST 2011


On Nov 11, 2011, at 10:27 AM, Jay Foad wrote:

> On 11 November 2011 02:33, Eli Friedman <eli.friedman at gmail.com> wrote:
>> It's a known issue that the x86 backend doesn't know how to generate
>> dynamic stack realignment code for functions using allocas outside the
>> entry block.  Don't know the bug number off the top of my head.
> 
> These ones look relevant:
> 
> http://llvm.org/bugs/show_bug.cgi?id=2962
> http://llvm.org/bugs/show_bug.cgi?id=4422

Both of those look reasonable yes.

-eric



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