If a SYMBOL_REF is in the constant pool, use the pool's SYMBOL_REF.

From-SVN: r41518

gcc/ChangeLog

 2001-04-24  Nick Clifton  <nickc@cambridge.redhat.com>
 
+	* dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
+	constant pool, use the pool's SYMBOL_REF instead.
+
 	* config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
 	v850e.
 

gcc/dwarf2out.c

@@ -7117,6 +7117,12 @@ mem_loc_descriptor (rtl, mode)
  	 pool.  */
     case CONST:
     case SYMBOL_REF:
+      /* Alternatively, the symbol in the constant pool can be referenced
+	 by a different symbol.  */
+      if (GET_CODE (rtl) == SYMBOL_REF
+         && CONSTANT_POOL_ADDRESS_P (rtl))
+         rtl = get_pool_constant (rtl);
+
       mem_loc_result = new_loc_descr (DW_OP_addr, 0, 0);
       mem_loc_result->dw_loc_oprnd1.val_class = dw_val_class_addr;
       mem_loc_result->dw_loc_oprnd1.v.val_addr = save_rtx (rtl);