[Bug target/82862] [8 Regression] SPEC CPU2006 465.tonto performance regression with r253975 (up to 40% drop for particular loop)

[hubicka at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82862

--- Comment #3 from Jan Hubicka <hubicka at gcc dot gnu.org> ---
Created attachment 42680
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42680&action=edit
Assembly produced showing register pressure issues.