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PATCH: S/390: guess at sp even without extra info



2001-12-20  Jim Blandy  <jimb@redhat.com>

	* s390-tdep.c (s390_get_frame_info): Give orig_sp a reasonable
	value, even when fextra_info->stack_bought can't be trusted,

Index: gdb/s390-tdep.c
===================================================================
RCS file: /cvs/cvsfiles/devo/gdb/s390-tdep.c,v
retrieving revision 2.33
diff -c -r2.33 s390-tdep.c
*** gdb/s390-tdep.c	2001/12/20 03:25:51	2.33
--- gdb/s390-tdep.c	2001/12/20 07:41:37
***************
*** 282,289 ****
      {
        if (fi && fi->frame)
  	{
            if (! init_extra_info && fextra_info->initialised)
!             orig_sp = fi->frame + fextra_info->stack_bought;
  	  saved_regs = fi->saved_regs;
  	}
        if (init_extra_info || !fextra_info->initialised)
--- 285,293 ----
      {
        if (fi && fi->frame)
  	{
+           orig_sp = fi->frame;
            if (! init_extra_info && fextra_info->initialised)
!             orig_sp += fextra_info->stack_bought;
  	  saved_regs = fi->saved_regs;
  	}
        if (init_extra_info || !fextra_info->initialised)


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