[Bug target/97366] [8/9/10/11 Regression] Redundant load with SSE/AVX vector intrinsics

rguenth at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Mon Oct 12 06:28:28 GMT 2020


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97366

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Depends on|                            |93943
   Target Milestone|---                         |8.5

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Maybe the same issue as PR93943?  We seem to be quite trigger-happy with
substituting memory for operands.


Referenced Bugs:

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93943
[Bug 93943] IRA/LRA happily rematerialize (un-CSEs) loads without register
pressure


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