libvpx: Pull from upstream

source/libvpx/vp9/common/x86/vp9_loopfilter_intrin_mmx.c

Index: source/libvpx/vp9/common/x86/vp9_loopfilter_intrin_mmx.c
===================================================================
--- source/libvpx/vp9/common/x86/vp9_loopfilter_intrin_mmx.c	(revision 0)
+++ source/libvpx/vp9/common/x86/vp9_loopfilter_intrin_mmx.c	(revision 0)
@@ -0,0 +1,74 @@
+/*
+ *  Copyright (c) 2010 The WebM 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 "vp9/common/vp9_loopfilter.h"
+
+prototype_loopfilter(vp9_loop_filter_vertical_edge_mmx);
+prototype_loopfilter(vp9_loop_filter_horizontal_edge_mmx);
+
+/* Horizontal MB filtering */
+void vp9_loop_filter_mbh_mmx(unsigned char *y_ptr,
+                             unsigned char *u_ptr, unsigned char *v_ptr,
+                             int y_stride, int uv_stride,
+                             struct loop_filter_info *lfi) {
+}
+
+/* Vertical MB Filtering */
+void vp9_loop_filter_mbv_mmx(unsigned char *y_ptr,
+                             unsigned char *u_ptr, unsigned char *v_ptr,
+                             int y_stride, int uv_stride,
+                             struct loop_filter_info *lfi) {
+}
+
+/* Horizontal B Filtering */
+void vp9_loop_filter_bh_mmx(unsigned char *y_ptr,
+                            unsigned char *u_ptr, unsigned char *v_ptr,
+                            int y_stride, int uv_stride,
+                            struct loop_filter_info *lfi) {
+
+}
+
+void vp9_loop_filter_bhs_mmx(unsigned char *y_ptr, int y_stride,
+                             const unsigned char *blimit) {
+  vp9_loop_filter_simple_horizontal_edge_mmx(y_ptr + 4 * y_stride,
+                                             y_stride, blimit);
+  vp9_loop_filter_simple_horizontal_edge_mmx(y_ptr + 8 * y_stride,
+                                             y_stride, blimit);
+  vp9_loop_filter_simple_horizontal_edge_mmx(y_ptr + 12 * y_stride,
+                                             y_stride, blimit);
+}
+
+/* Vertical B Filtering */
+void vp9_loop_filter_bv_mmx(unsigned char *y_ptr,
+                            unsigned char *u_ptr, unsigned char *v_ptr,
+                            int y_stride, int uv_stride,
+                            struct loop_filter_info *lfi) {
+  vp9_loop_filter_vertical_edge_mmx(y_ptr + 4, y_stride,
+                                    lfi->blim, lfi->lim, lfi->hev_thr, 2);
+  vp9_loop_filter_vertical_edge_mmx(y_ptr + 8, y_stride,
+                                    lfi->blim, lfi->lim, lfi->hev_thr, 2);
+  vp9_loop_filter_vertical_edge_mmx(y_ptr + 12, y_stride,
+                                    lfi->blim, lfi->lim, lfi->hev_thr, 2);
+
+  if (u_ptr)
+    vp9_loop_filter_vertical_edge_mmx(u_ptr + 4, uv_stride,
+                                      lfi->blim, lfi->lim, lfi->hev_thr, 1);
+
+  if (v_ptr)
+    vp9_loop_filter_vertical_edge_mmx(v_ptr + 4, uv_stride,
+                                      lfi->blim, lfi->lim, lfi->hev_thr, 1);
+}
+
+void vp9_loop_filter_bvs_mmx(unsigned char *y_ptr, int y_stride,
+                             const unsigned char *blimit) {
+  vp9_loop_filter_simple_vertical_edge_mmx(y_ptr + 4, y_stride, blimit);
+  vp9_loop_filter_simple_vertical_edge_mmx(y_ptr + 8, y_stride, blimit);
+  vp9_loop_filter_simple_vertical_edge_mmx(y_ptr + 12, y_stride, blimit);
+}