Index: source/row_msa.cc |
diff --git a/source/row_msa.cc b/source/row_msa.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..c63fe4477e5154b526d4a5698f2f23dc168442a4 |
--- /dev/null |
+++ b/source/row_msa.cc |
@@ -0,0 +1,45 @@ |
+/* |
+ * Copyright 2016 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. |
+ */ |
+ |
+#include "libyuv/row.h" |
+ |
+#if !defined(LIBYUV_DISABLE_MSA) && defined(__mips_msa) |
+#include "libyuv/macros_msa.h" |
+#endif |
+ |
+#ifdef __cplusplus |
+namespace libyuv { |
+extern "C" { |
+#endif |
+ |
+#if !defined(LIBYUV_DISABLE_MSA) && defined(__mips_msa) |
+void MirrorRow_MSA(const uint8* src, uint8* dst, int width) { |
+ int count; |
+ v16u8 src0, src1, src2, src3; |
+ v16u8 dst0, dst1, dst2, dst3; |
+ v16i8 mask = { 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0 }; |
+ |
+ src += width; |
+ |
+ for (count = 0; count < width; count += 64) { |
+ src -= 64; |
fbarchard1
2016/09/19 17:32:41
src -= 64 just before using src could cause a stal
manojkumar.bhosale
2016/09/21 06:30:49
Done.
|
+ LD_UB4(src, 16, src3, src2, src1, src0); |
+ VSHF_B2_UB(src3, src3, src2, src2, mask, mask, dst3, dst2); |
+ VSHF_B2_UB(src1, src1, src0, src0, mask, mask, dst1, dst0); |
+ ST_UB4(dst0, dst1, dst2, dst3, dst, 16); |
+ dst += 64; |
+ } |
+} |
+#endif // !defined(LIBYUV_DISABLE_MSA) && defined(__mips_msa) |
+ |
+#ifdef __cplusplus |
+} // extern "C" |
+} // namespace libyuv |
+#endif |