1 files changed, 54 insertions, 0 deletions

diff --git a/apps/codecs/demac/libdemac/vector_math32.h b/apps/codecs/demac/libdemac/vector_math32.h
new file mode 100644
index 0000000000..b32867ca5d
--- /dev/null
+++ b/apps/codecs/demac/libdemac/vector_math32.h
@@ -0,0 +1,54 @@
+/*
+
+libdemac - A Monkey's Audio decoder
+
+$Id:$
+
+Copyright (C) Dave Chapman 2007
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110, USA
+
+*/
+
+/* 32-bit vector math functions */
+
+#define scalarproduct4_rev32(x,y) ((x[0]  * y[0]) + (x[1] * y[-1]) + \
+                                   (x[2] * y[-2]) + (x[3] * y[-3]))
+
+#define scalarproduct5_rev32(x,y) ((x[0]  * y[0]) + (x[1] * y[-1]) + \
+                                   (x[2] * y[-2]) + (x[3] * y[-3]) + \
+                                   (x[4] * y[-4]))
+
+#define vector_sub4_rev32(x, y) { x[0] -= y[0]; \
+                                  x[1] -= y[-1]; \
+                                  x[2] -= y[-2]; \
+                                  x[3] -= y[-3]; }
+
+#define vector_sub5_rev32(x, y) { x[0] -= y[0]; \
+                                  x[1] -= y[-1]; \
+                                  x[2] -= y[-2]; \
+                                  x[3] -= y[-3]; \
+                                  x[4] -= y[-4]; }
+
+#define vector_add4_rev32(x, y) { x[0] += y[0]; \
+                                  x[1] += y[-1]; \
+                                  x[2] += y[-2]; \
+                                  x[3] += y[-3]; }
+
+#define vector_add5_rev32(x, y) { x[0] += y[0]; \
+                                  x[1] += y[-1]; \
+                                  x[2] += y[-2]; \
+                                  x[3] += y[-3]; \
+                                  x[4] += y[-4]; }