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| author | H.J. Lu <hongjiu.lu@intel.com> | 2008-03-06 05:11:52 +0000 |
|---|---|---|
| committer | H.J. Lu <hjl@gcc.gnu.org> | 2008-03-05 21:11:52 -0800 |
| commit | 23880b9795c03d142be4fa17146c072fdfa7a765 (patch) | |
| tree | e89dcbcba6c3d2d656821ca1f679942ecfa667e6 /gcc | |
| parent | 6ab813027a307783b7d54b062d1ea17ce74c021e (diff) | |
| download | gcc-23880b9795c03d142be4fa17146c072fdfa7a765.zip gcc-23880b9795c03d142be4fa17146c072fdfa7a765.tar.gz gcc-23880b9795c03d142be4fa17146c072fdfa7a765.tar.bz2 | |
i386-modes.def: Use 4 byte alignment on DI for 32bit host.
2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386-modes.def: Use 4 byte alignment on DI for
32bit host.
From-SVN: r132966
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/i386/i386-modes.def | 4 |
2 files changed, 9 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a103de6..110a6dc 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2008-03-05 H.J. Lu <hongjiu.lu@intel.com> + + * config/i386/i386-modes.def: Use 4 byte alignment on DI for + 32bit host. + 2008-03-05 Ian Lance Taylor <iant@google.com> * alias.h (alias_set_type): Change from HOST_WIDE_INT to int. diff --git a/gcc/config/i386/i386-modes.def b/gcc/config/i386/i386-modes.def index 105d387..f2f2b4f 100644 --- a/gcc/config/i386/i386-modes.def +++ b/gcc/config/i386/i386-modes.def @@ -17,6 +17,10 @@ You should have received a copy of the GNU General Public License along with GCC; see the file COPYING3. If not see <http://www.gnu.org/licenses/>. */ +/* In 32bit, DI mode uses 32bit registers. Only 4 byte alignment + is needed. */ +ADJUST_ALIGNMENT (DI, (TARGET_64BIT || TARGET_ALIGN_DOUBLE) ? 8 : 4); + /* The x86_64 ABI specifies both XF and TF modes. XFmode is __float80 is IEEE extended; TFmode is __float128 is IEEE quad. */ |