Add MSA optimized ARGB Attenuate/RGB565/Shuffle/Shader/Gray/Sepia row functions

source/convert_argb.cc

 /*
  *  Copyright 2011 The LibYuv Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS. All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 628 matching lines @@
   }
 #endif
 #if defined(HAS_ARGBATTENUATEROW_NEON)
   if (TestCpuFlag(kCpuHasNEON)) {
     ARGBAttenuateRow = ARGBAttenuateRow_Any_NEON;
     if (IS_ALIGNED(width, 8)) {
       ARGBAttenuateRow = ARGBAttenuateRow_NEON;
     }
   }
 #endif
+#if defined(HAS_ARGBATTENUATEROW_MSA)
+  if (TestCpuFlag(kCpuHasMSA)) {
+    ARGBAttenuateRow = ARGBAttenuateRow_Any_MSA;
+    if (IS_ALIGNED(width, 8)) {
+      ARGBAttenuateRow = ARGBAttenuateRow_MSA;
+    }
+  }
+#endif
 
   for (y = 0; y < height; ++y) {
     I422AlphaToARGBRow(src_y, src_u, src_v, src_a, dst_argb, yuvconstants,
                        width);
     if (attenuate) {
       ARGBAttenuateRow(dst_argb, dst_argb, width);
     }
     dst_argb += dst_stride_argb;
     src_a += src_stride_a;
     src_y += src_stride_y;
@@ skipping 818 matching lines @@
     src_uyvy += src_stride_uyvy;
     dst_argb += dst_stride_argb;
   }
   return 0;
 }
 
 #ifdef __cplusplus
 }  // extern "C"
 }  // namespace libyuv
 #endif