[Bug target/125058] pdp11: lshr QImode emits ASH with positive (left) shift count instead of negative (right)

[migraineman33 at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=125058

--- Comment #2 from migraineman33 at gmail dot com ---
Created attachment 64984
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=64984&action=edit
pdp11: negate the count in QImode logical right shift (patch vs master, with
testsuite)