Convert ARM optimizations to GNU syntax

celt/arm/armopts_gnu.S

Index: celt/arm/armopts_gnu.S
diff --git a/celt/arm/armopts.s.in b/celt/arm/armopts_gnu.S
similarity index 66%
copy from celt/arm/armopts.s.in
copy to celt/arm/armopts_gnu.S
index 3d8aaf27541a3143c86df858ae8387092d91f4d3..87d1a15170cfd43a975ef7f385a05dc0cc6e4cd1 100644
--- a/celt/arm/armopts.s.in
+++ b/celt/arm/armopts_gnu.S
@@ -17,21 +17,21 @@
    A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
    OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
    EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
-   PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
-   PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+   PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES@ LOSS OF USE, @ DATA, OR
+   PROFITS@ OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
    LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
    NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
-   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+   SOFTWARE, EVEN  .if ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
-; Set the following to 1 if we have EDSP instructions
-;  (LDRD/STRD, etc., ARMv5E and later).
-OPUS_ARM_MAY_HAVE_EDSP  * @OPUS_ARM_MAY_HAVE_EDSP@
+@ Set the following to 1 if we have EDSP instructions
+@  (LDRD/STRD, etc., ARMv5E and later).
+ .set OPUS_ARM_MAY_HAVE_EDSP, 1
 
-; Set the following to 1 if we have ARMv6 media instructions.
-OPUS_ARM_MAY_HAVE_MEDIA * @OPUS_ARM_MAY_HAVE_MEDIA@
+@ Set the following to 1 if we have ARMv6 media instructions.
+ .set OPUS_ARM_MAY_HAVE_MEDIA, 1
 
-; Set the following to 1 if we have NEON (some ARMv7)
-OPUS_ARM_MAY_HAVE_NEON  * @OPUS_ARM_MAY_HAVE_NEON@
+@ Set the following to 1 if we have NEON (some ARMv7)
+ .set OPUS_ARM_MAY_HAVE_NEON, 1
 
-END
+@ END: