SSE2/SSSE3 optimizations for build_predictors_mbuv{,_s}().

decoding

before
10.425
10.432
10.423
=10.426

after:
10.405
10.416
10.398
=10.406, 0.2% faster

encoding

before
14.252
14.331
14.250
14.223
14.241
14.220
14.221
=14.248

after
14.095
14.090
14.085
14.095
14.064
14.081
14.089
=14.086, 1.1% faster

Change-Id: I483d3d8f0deda8ad434cea76e16028380722aee2

1 files changed, 90 insertions, 0 deletions

diff --git a/vp8/common/x86/recon_wrapper_sse2.c b/vp8/common/x86/recon_wrapper_sse2.c
new file mode 100644
index 000000000..7b17851b5
--- /dev/null
+++ b/vp8/common/x86/recon_wrapper_sse2.c
@@ -0,0 +1,90 @@
+/*
+ *  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 "vpx_ports/config.h"
+#include "vp8/common/recon.h"
+#include "recon_x86.h"
+#include "vpx_mem/vpx_mem.h"
+
+#define build_intra_predictors_mbuv_prototype(sym) \
+    void sym(unsigned char *dst, int dst_stride, \
+             const unsigned char *src, int src_stride)
+typedef build_intra_predictors_mbuv_prototype((*build_intra_predictors_mbuv_fn_t));
+
+extern build_intra_predictors_mbuv_prototype(vp8_intra_pred_uv_dc_mmx2);
+extern build_intra_predictors_mbuv_prototype(vp8_intra_pred_uv_dctop_mmx2);
+extern build_intra_predictors_mbuv_prototype(vp8_intra_pred_uv_dcleft_mmx2);
+extern build_intra_predictors_mbuv_prototype(vp8_intra_pred_uv_dc128_mmx);
+extern build_intra_predictors_mbuv_prototype(vp8_intra_pred_uv_ho_mmx2);
+extern build_intra_predictors_mbuv_prototype(vp8_intra_pred_uv_ve_mmx);
+extern build_intra_predictors_mbuv_prototype(vp8_intra_pred_uv_tm_sse2);
+extern build_intra_predictors_mbuv_prototype(vp8_intra_pred_uv_tm_ssse3);
+
+static inline void vp8_build_intra_predictors_mbuv_x86(MACROBLOCKD *x,
+                                                       unsigned char *dst_u,
+                                                       unsigned char *dst_v,
+                                                       int dst_stride,
+                                                       build_intra_predictors_mbuv_fn_t tm_func)
+{
+    int mode = x->mode_info_context->mbmi.uv_mode;
+    build_intra_predictors_mbuv_fn_t fn;
+    int src_stride = x->dst.uv_stride;
+
+    switch (mode) {
+        case  V_PRED: fn = vp8_intra_pred_uv_ve_mmx; break;
+        case  H_PRED: fn = vp8_intra_pred_uv_ho_mmx2; break;
+        case TM_PRED: fn = tm_func; break;
+        case DC_PRED:
+            if (x->up_available) {
+                if (x->left_available) {
+                    fn = vp8_intra_pred_uv_dc_mmx2; break;
+                } else {
+                    fn = vp8_intra_pred_uv_dctop_mmx2; break;
+                }
+            } else if (x->left_available) {
+                fn = vp8_intra_pred_uv_dcleft_mmx2; break;
+            } else {
+                fn = vp8_intra_pred_uv_dc128_mmx; break;
+            }
+            break;
+        default: return;
+    }
+
+    fn(dst_u, dst_stride, x->dst.u_buffer, src_stride);
+    fn(dst_v, dst_stride, x->dst.v_buffer, src_stride);
+}
+
+void vp8_build_intra_predictors_mbuv_sse2(MACROBLOCKD *x)
+{
+    vp8_build_intra_predictors_mbuv_x86(x, &x->predictor[256],
+                                        &x->predictor[320], 8,
+                                        vp8_intra_pred_uv_tm_sse2);
+}
+
+void vp8_build_intra_predictors_mbuv_ssse3(MACROBLOCKD *x)
+{
+    vp8_build_intra_predictors_mbuv_x86(x, &x->predictor[256],
+                                        &x->predictor[320], 8,
+                                        vp8_intra_pred_uv_tm_ssse3);
+}
+
+void vp8_build_intra_predictors_mbuv_s_sse2(MACROBLOCKD *x)
+{
+    vp8_build_intra_predictors_mbuv_x86(x, x->dst.u_buffer,
+                                        x->dst.v_buffer, x->dst.uv_stride,
+                                        vp8_intra_pred_uv_tm_sse2);
+}
+
+void vp8_build_intra_predictors_mbuv_s_ssse3(MACROBLOCKD *x)
+{
+    vp8_build_intra_predictors_mbuv_x86(x, x->dst.u_buffer,
+                                        x->dst.v_buffer, x->dst.uv_stride,
+                                        vp8_intra_pred_uv_tm_ssse3);
+}