expmed.c (store_bit_field): Correctly compute smallest mode that is sufficient to...

	* expmed.c (store_bit_field): Correctly compute smallest mode that
	is sufficient to contain all bits we are storing.

From-SVN: r38507

diff --git a/MAINTAINERS b/MAINTAINERS
index 8aeb6a1..6c3084d 100644 (file)
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -127,6 +127,7 @@ Brendan Kehoe                                       brendan@redhat.com
 Mumit Khan                                     khan@xraylith.wisc.edu
 Benjamin Kosnik                                        bkoz@redhat.com
 Marc Lehmann                                   pcg@goof.com
+Alan Lehotsky                                  apl@alum.mit.edu
 Warren Levy                                    warrenl@redhat.com
 Kriang Lerdsuwanakij                           lerdsuwa@users.sourceforge.net
 Don Lindsay                                    dlindsay@redhat.com
@@ -164,3 +165,4 @@ John Wehle                                  john@feith.com
 Mark Wielaard                                  mark@gcc.gnu.org
 * Indicates folks we need to get Kerberos/ssh accounts ready so they
 can write in the source tree
+

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 3780316..6cb60d9 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2000-12-28    <lehotsky@tiac.net>
+
+       * expmed.c (store_bit_field): Correctly compute smallest mode that
+       is sufficient to contain all bits we are storing.
+
 2000-12-27  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 
        * builtins.c (build_function_call_expr): New function.  Use it

diff --git a/gcc/expmed.c b/gcc/expmed.c
index 351dfe4..89aa3e7 100644 (file)
--- a/gcc/expmed.c
+++ b/gcc/expmed.c
@@ -399,7 +399,7 @@ store_bit_field (str_rtx, bitsize, bitnum, fieldmode, value, align, total_size)
         VOIDmode, because that is what store_field uses to indicate that this
         is a bit field, but passing VOIDmode to operand_subword_force will
         result in an abort.  */
-      fieldmode = mode_for_size (nwords * BITS_PER_WORD, MODE_INT, 0);
+      fieldmode = smallest_mode_for_size (nwords * BITS_PER_WORD, MODE_INT, 0);
 
       for (i = 0; i < nwords; i++)
        {