On 04/02/14 12:19, Richard Sandiford wrote: > This patch fixes the CFA notes used when an epilogue restores a GPR from > an FPR. It also makes sure that s390_optimize_prologue preserves the > CFA information. > > Tested in the same way as the previous patch. OK to install? > > Thanks, > Richard > > > gcc/ > * config/s390/s390.c (s390_restore_gprs_from_fprs): Add REG_CFA_RESTORE > notes to each restore. Also add REG_CFA_DEF_CFA when restoring %r15. > (s390_optimize_prologue): Don't clear RTX_FRAME_RELATED_P. Update the > REG_CFA_RESTORE list when deciding not to restore a register.
Ok to apply. Thanks! -Andreas-
