dwarf2out.c (mem_loc_descriptor): Compare mode size instead of bitsize with DWARF2_ADDR_SIZE.

	* dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
	mode size instead of bitsize with DWARF2_ADDR_SIZE.
	(hash_loc_operands, compare_loc_operands): Handle
	DW_OP_GNU_entry_value.

From-SVN: r171464

gcc/ChangeLog

+2011-03-25  Jakub Jelinek  <jakub@redhat.com>
+
+	* dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
+	mode size instead of bitsize with DWARF2_ADDR_SIZE.
+	(hash_loc_operands, compare_loc_operands): Handle
+	DW_OP_GNU_entry_value.
+
 2011-03-25  Kai Tietz  <ktietz@redhat.com>
 
 	* config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.

gcc/dwarf2out.c

@@ -14314,8 +14314,8 @@ mem_loc_descriptor (rtx rtl, enum machine_mode mode,
 	  && ((unsigned) INTVAL (XEXP (rtl, 1))
 	      + (unsigned) INTVAL (XEXP (rtl, 2))
 	      <= GET_MODE_BITSIZE (GET_MODE (rtl)))
-	  && GET_MODE_BITSIZE (GET_MODE (rtl)) <= DWARF2_ADDR_SIZE
-	  && GET_MODE_BITSIZE (GET_MODE (XEXP (rtl, 0))) <= DWARF2_ADDR_SIZE)
+	  && GET_MODE_SIZE (GET_MODE (rtl)) <= DWARF2_ADDR_SIZE
+	  && GET_MODE_SIZE (GET_MODE (XEXP (rtl, 0))) <= DWARF2_ADDR_SIZE)
 	{
 	  int shift, size;
 	  op0 = mem_loc_descriptor (XEXP (rtl, 0), mode,
@@ -23128,6 +23128,9 @@ hash_loc_operands (dw_loc_descr_ref loc, hashval_t hash)
     case DW_OP_GNU_implicit_pointer:
       hash = iterative_hash_object (val2->v.val_int, hash);
       break;
+    case DW_OP_GNU_entry_value:
+      hash = hash_loc_operands (val1->v.val_loc, hash);
+      break;
 
     default:
       /* Other codes have no operands.  */
@@ -23285,6 +23288,8 @@ compare_loc_operands (dw_loc_descr_ref x, dw_loc_descr_ref y)
 	     && valx1->val_class == valy1->val_class
 	     && valx1->v.val_die_ref.die == valy1->v.val_die_ref.die
 	     && valx2->v.val_int == valy2->v.val_int;
+    case DW_OP_GNU_entry_value:
+      return compare_loc_operands (valx1->v.val_loc, valy1->v.val_loc);
     default:
       /* Other codes have no operands.  */
       return true;