2005-06-28 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.c (machine_function): New field has_landing_pad_p.
(s390_set_has_landing_pad_p, s390_reg_clobbered_rtx,
s390_regs_ever_clobbered): New functions.
(s390_return_addr_rtx): Use get_hard_reg_initial_value.
(s390_register_info, s390_init_frame_layout, s390_update_frame_layout):
Use s390_regs_ever_clobbered.
(s390_emit_prologue): Don't use r14 as temp reg if its content is used
for builtin_return_address.
* config/s390/s390.md ("exception_receiver"): New expander.
* config/s390/s390-protos.h (s390_set_has_landing_pad_p): Prototype
added.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@101381
138bc75d-0d04-0410-961f-
82ee72b054a4