PR target/36634
* config/rs6000/rs6000.md (call, call_value): Don't arrange for
pic_offset_table_rtx to be marked as used here.
(call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
(call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
(sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
!TARGET_SECURE_PLT.
From-SVN: r137447
