procyberian/gcc
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

i386-modes.def: Use 4 byte alignment on DI for 32bit host.

Browse source 
2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386-modes.def: Use 4 byte alignment on DI for
	32bit host.

From-SVN: r132397
This commit is contained in:
H.J. Lu 2008-02-18 23:44:32 +00:00 • committed by H.J. Lu
parent b2ae828d7a
commit feaffcaaa9
2 changed files with 9 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
gcc/ChangeLog
View file

@ -1,3 +1,8 @@
2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386-modes.def: Use 4 byte alignment on DI for
32bit host.
2008-02-18 Joey Ye <joey.ye@intel.com>
PR middle-end/34921

4
gcc/config/i386/i386-modes.def
View file

@ -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. */