mips: MSA mc optimizations

Signed-off-by: Rishikesh More <rishikesh.more@imgtec.com>

Makefile

@@ -143,6 +143,13 @@ OBJASM  = $(ASMSRC:%.S=%.o)
 endif
 endif
 
+# MSA optims
+ifeq ($(SYS_ARCH),MIPS)
+ifneq ($(findstring HAVE_MSA 1, $(CONFIG)),)
+SRCS += common/mips/mc-c.c
+endif
+endif
+
 ifneq ($(HAVE_GETOPT_LONG),1)
 SRCCLI += extras/getopt.c
 endif

common/mc.c

@@ -38,6 +38,9 @@
 #if ARCH_AARCH64
 #include "aarch64/mc.h"
 #endif
+#if ARCH_MIPS
+#include "mips/mc.h"
+#endif
 
 
 static inline void pixel_avg( pixel *dst,  intptr_t i_dst_stride,
@@ -659,6 +662,10 @@ void x264_mc_init( int cpu, x264_mc_functions_t *pf, int cpu_independent )
 #if ARCH_AARCH64
     x264_mc_init_aarch64( cpu, pf );
 #endif
+#if HAVE_MSA
+    if( cpu&X264_CPU_MSA )
+        x264_mc_init_mips( cpu, pf );
+#endif
 
     if( cpu_independent )
     {

common/mips/mc.h

+/*****************************************************************************
+ * mc.h: msa motion compensation
+ *****************************************************************************
+ * Copyright (C) 2015 x264 project
+ *
+ * Authors: Neha Rana <neha.rana@imgtec.com>
+ *
+ * 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 Street, Fifth Floor, Boston, MA  02111, USA.
+ *
+ * This program is also available under a commercial proprietary license.
+ * For more information, contact us at licensing@x264.com.
+ *****************************************************************************/
+
+#ifndef X264_MIPS_MC_H
+#define X264_MIPS_MC_H
+
+void x264_mc_init_mips( int cpu, x264_mc_functions_t *pf );
+
+#endif