[Bug target/40537] wrong instr. dependency with some SSE intrinsics

[hjl dot tools at gmail dot com]

------- Comment #8 from hjl dot tools at gmail dot com  2009-06-24 13:09 -------
(In reply to comment #6)
> _mm_load_sd( (const doubleA*)(from) )
> 
> does not work because the prototype of _mm_load_sd does not have a type
> with the may-alias attribute, so it gets stripped again.
> 

I think movsd/movhpd intrinsics with union of double/float or
movlps/movhps intrinsics should be used.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40537