stor-layout.c (compute_record_mode): Remove very obsolete test that forces…

stor-layout.c (compute_record_mode): Remove very obsolete test that forces BLKmode for records with fields crossing...

	* stor-layout.c (compute_record_mode): Remove very obsolete test
	that forces BLKmode for records with fields crossing word boundary.

From-SVN: r69297

gcc/ChangeLog

+2003-07-13  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* stor-layout.c (compute_record_mode): Remove very obsolete test
+	that forces BLKmode for records with fields crossing word boundary.
+
 2003-07-13  Zack Weinberg  <zack@codesourcery.com>
 
 	* Makefile.in: Remove orphan reference to acconfig.h.

gcc/stor-layout.c

@@ -1310,8 +1310,6 @@ compute_record_mode (tree type)
      BLKmode only because it isn't aligned.  */
   for (field = TYPE_FIELDS (type); field; field = TREE_CHAIN (field))
     {
-      unsigned HOST_WIDE_INT bitpos;
-
       if (TREE_CODE (field) != FIELD_DECL)
 	continue;
 
@@ -1323,19 +1321,6 @@ compute_record_mode (tree type)
 	  || ! host_integerp (DECL_SIZE (field), 1))
 	return;
 
-      bitpos = int_bit_position (field);
-
-      /* Must be BLKmode if any field crosses a word boundary,
-	 since extract_bit_field can't handle that in registers.  */
-      if (bitpos / BITS_PER_WORD
-	  != ((tree_low_cst (DECL_SIZE (field), 1) + bitpos - 1)
-	      / BITS_PER_WORD)
-	  /* But there is no problem if the field is entire words
-	     or bigger than a word.  */
-	  && ! (tree_low_cst (DECL_SIZE (field), 1) % BITS_PER_WORD == 0
-		|| compare_tree_int (DECL_SIZE (field), BITS_PER_WORD) > 0))
-	return;
-
       /* If this field is the whole struct, remember its mode so
 	 that, say, we can put a double in a class into a DF
 	 register instead of forcing it to live in the stack.  */