https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120870
--- Comment #60 from Uroš Bizjak <ubizjak at gmail dot com> --- (In reply to H.J. Lu from comment #59) > > HJ, do we also need to check TYPE_NO_CALLER_SAVED_REGISTERS here? > > No. TYPE_NO_CALLER_SAVED_REGISTERS is OK since callee will preserve > everything. The save of DRAP register is *inside* the realigned frame and is later used to restore RSP. Without saved DRAP, it can be clobbered in the function and RSP will be restored with clobbered value.
