configure.ac: Tweak GAS check for LEON instructions on SPARC.
authorEric Botcazou <ebotcazou@adacore.com>
Mon, 28 Apr 2014 10:03:46 +0000 (10:03 +0000)
committerEric Botcazou <ebotcazou@gcc.gnu.org>
Mon, 28 Apr 2014 10:03:46 +0000 (10:03 +0000)
commitba21a04a1e9b611b3f97895af0c7af3871991c94
tree79825e480c50f45aedab08975153cd2fab8f4e04
parentb976509fd0ae0bfc0a3401694fe2c1483727bbea
configure.ac: Tweak GAS check for LEON instructions on SPARC.

* configure.ac: Tweak GAS check for LEON instructions on SPARC.
* configure: Regenerate.
* config/sparc/sparc.opt (muser-mode): New option.
* config/sparc/sync.md (atomic_compare_and_swap<mode>_1): Do not enable
for LEON3.
(atomic_compare_and_swap_leon3_1): New instruction for LEON3.
* doc/invoke.texi (SPARC options): Document -muser-mode.

From-SVN: r209850
gcc/ChangeLog
gcc/config/sparc/sparc.opt
gcc/config/sparc/sync.md
gcc/configure
gcc/configure.ac
gcc/doc/invoke.texi