[Bug target/81594] New: Optimize PowerPC vector set and store

["meissner at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81594

            Bug ID: 81594
           Summary: Optimize PowerPC vector set and store
           Product: gcc
           Version: 8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: meissner at gcc dot gnu.org
  Target Milestone: ---

Created attachment 41853
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=41853&action=edit
Example code that code be optimized.

On PowerPC VSX systems, optimize cases where the user creates a V2DI or V2DF
vector and then immediately stores the values away and does not use the vector
created i registers, to just to the stores directly.