re PR rtl-optimization/24762 ([killloop-branch] code motion of non-invariant…

re PR rtl-optimization/24762 ([killloop-branch] code motion of non-invariant expressions with hard registers.)

	PR rtl-optimization/24762
	* df-scan.c (df_bb_refs_record): Record correct registers defined on
	eh edges.

From-SVN: r110815

gcc/ChangeLog

 2006-02-09  Zdenek Dvorak <dvorakz@suse.cz>
 
+	PR rtl-optimization/24762
+	* df-scan.c (df_bb_refs_record): Record correct registers defined on
+	eh edges.
+
+2006-02-09  Zdenek Dvorak <dvorakz@suse.cz>
+
 	* tree-ssa-loop-ivopts.c (struct loop_data, loop_data): Removed.
 	(struct ivopts_data): Add regs_used field.
 	(tree_ssa_iv_optimize_init): Do not allocate aux fields for loops.

gcc/df-scan.c

@@ -1571,7 +1571,8 @@ df_bb_refs_record (struct dataflow *dflow, basic_block bb)
 	  unsigned regno = EH_RETURN_DATA_REGNO (i);
 	  if (regno == INVALID_REGNUM)
 	    break;
-	  df_ref_record (dflow, regno_reg_rtx[i], &regno_reg_rtx[i], bb, NULL,
+	  df_ref_record (dflow, regno_reg_rtx[regno], &regno_reg_rtx[regno],
+			 bb, NULL,
 			 DF_REF_REG_DEF, DF_REF_ARTIFICIAL | DF_REF_AT_TOP,
 			 false);
 	}