linux-unwind.h (struct gcc_pt_regs): Extend to include ccr.

	* config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
	include ccr.
	(ppc_fallback_frame_state): Save location of CR.

From-SVN: r87543

gcc/ChangeLog

+2004-09-15  Alan Modra  <amodra@bigpond.net.au>
+
+	* config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
+	include ccr.
+	(ppc_fallback_frame_state): Save location of CR.
+
 2004-09-15  Jakub Jelinek  <jakub@redhat.com>
 
 	* expr.c (string_constant): Handle also read-only variables

gcc/config/rs6000/linux-unwind.h

@@ -32,6 +32,8 @@ struct gcc_pt_regs
   unsigned long orig_gpr3;
   unsigned long ctr;
   unsigned long link;
+  unsigned long xer;
+  unsigned long ccr;
 };
 
 struct gcc_sigcontext
@@ -174,6 +176,10 @@ ppc_fallback_frame_state (struct _Unwind_Context *context,
 	  = (long)&(sc->regs->gpr[i]) - new_cfa;
       }
 
+  fs->regs.reg[CR2_REGNO].how = REG_SAVED_OFFSET;
+  fs->regs.reg[CR2_REGNO].loc.offset
+    = (long)&(sc->regs->ccr) - new_cfa;
+
   fs->regs.reg[LINK_REGISTER_REGNUM].how = REG_SAVED_OFFSET;
   fs->regs.reg[LINK_REGISTER_REGNUM].loc.offset
     = (long)&(sc->regs->link) - new_cfa;