2005-11-09  Andreas Krebbel  <krebbel1@de.ibm.com>

	* config/s390/s390.c (struct s390_frame_layout): New fields 
	first_save_gpr_slot and last_save_gpr_slot.
	(cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,  
	s390_emit_epilogue, s390_initial_elimination_offset): Replaced 
	first_save_gpr and last_save_gpr with the _slot variants.
	(s390_register_info): Calculate first_save_gpr_slot and 
	last_save_gpr_slot using regs_ever_live.
	* testsuite/gcc.dg/pr24624.c: Testcase added.

From-SVN: r106688