Use low S values instead of even values.

[novacoin.git] / src / scrypt-x86_64.S

diff --git a/src/scrypt-x86_64.S b/src/scrypt-x86_64.S
index 6ae2f00..3036d03 100644 (file)
--- a/src/scrypt-x86_64.S
+++ b/src/scrypt-x86_64.S
@@ -22,12 +22,13 @@
 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 # SUCH DAMAGE.
 
+
+#if defined(OPTIMIZED_SALSA) && defined(__x86_64__)
+
 #if defined(__linux__) && defined(__ELF__)
        .section .note.GNU-stack,"",%progbits
 #endif
 
-#if defined(__x86_64__)
-
 #define scrypt_shuffle(src, so, dest, do) \
        movl    so+60(src), %r8d; \
        movl    so+44(src), %r9d; \