+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.
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;
|| ! 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. */