diff --git a/test/vp10_convolve_test.cc b/test/vp10_convolve_test.cc
index 07b0dda42e2f4f9bce446ccd92f9e1d2f7bd57ea..122a8e50279a555d3692ba51abf0ed6456b1f641 100644
--- a/test/vp10_convolve_test.cc
+++ b/test/vp10_convolve_test.cc
@@ -5,6 +5,7 @@
#include "vp10/common/filter.h"
#include "vp10/common/vp10_convolve.h"
#include "vpx_dsp/vpx_dsp_common.h"
+#include "vpx_ports/mem.h"
using libvpx_test::ACMRandom;
@@ -270,4 +271,132 @@ TEST(VP10ConvolveTest, vp10_highbd_convolve_avg) {
}
}
#endif // CONFIG_VP9_HIGHBITDEPTH
+
+#define CONVOLVE_SPEED_TEST 0
+#if CONVOLVE_SPEED_TEST
+#define highbd_convolve_speed(func, block_size, frame_size) \
+ TEST(VP10ConvolveTest, func##_speed_##block_size##_##frame_size) { \
+ ACMRandom rnd(ACMRandom::DeterministicSeed()); \
+ INTERP_FILTER interp_filter = EIGHTTAP; \
+ InterpFilterParams filter_params = \
+ vp10_get_interp_filter_params(interp_filter); \
+ ptrdiff_t filter_size = filter_params.tap; \
+ int filter_center = filter_size / 2 - 1; \
+ DECLARE_ALIGNED(16, uint16_t, \
+ src[(frame_size + 7) * (frame_size + 7)]) = {0}; \
+ int src_stride = frame_size + 7; \
+ DECLARE_ALIGNED(16, uint16_t, dst[frame_size * frame_size]) = {0}; \
+ int dst_stride = frame_size; \
+ int x_step_q4 = 16; \
+ int y_step_q4 = 16; \
+ int subpel_x_q4 = 8; \
+ int subpel_y_q4 = 6; \
+ int bd = 10; \
+ \
+ int w = block_size; \
+ int h = block_size; \
+ \
+ const int16_t* filter_x = \
+ vp10_get_interp_filter_kernel(filter_params, subpel_x_q4); \
+ const int16_t* filter_y = \
+ vp10_get_interp_filter_kernel(filter_params, subpel_y_q4); \
+ \
+ for (int i = 0; i < src_stride * src_stride; i++) { \
+ src[i] = rnd.Rand16() % (1 << bd); \
+ } \
+ \
+ int offset = filter_center * src_stride + filter_center; \
+ int row_offset = 0; \
+ int col_offset = 0; \
+ for (int i = 0; i < 100000; i++) { \
+ int src_total_offset = offset + col_offset * src_stride + row_offset; \
+ int dst_total_offset = col_offset * dst_stride + row_offset; \
+ func(CONVERT_TO_BYTEPTR(src + src_total_offset), src_stride, \
+ CONVERT_TO_BYTEPTR(dst + dst_total_offset), dst_stride, filter_x, \
+ x_step_q4, filter_y, y_step_q4, w, h, bd); \
+ if (offset + w + w < frame_size) { \
+ row_offset += w; \
+ } else { \
+ row_offset = 0; \
+ col_offset += h; \
+ } \
+ if (col_offset + h >= frame_size) { \
+ col_offset = 0; \
+ } \
+ } \
+ }
+
+#define lowbd_convolve_speed(func, block_size, frame_size) \
+ TEST(VP10ConvolveTest, func##_speed_l_##block_size##_##frame_size) { \
+ ACMRandom rnd(ACMRandom::DeterministicSeed()); \
+ INTERP_FILTER interp_filter = EIGHTTAP; \
+ InterpFilterParams filter_params = \
+ vp10_get_interp_filter_params(interp_filter); \
+ ptrdiff_t filter_size = filter_params.tap; \
+ int filter_center = filter_size / 2 - 1; \
+ DECLARE_ALIGNED(16, uint8_t, src[(frame_size + 7) * (frame_size + 7)]); \
+ int src_stride = frame_size + 7; \
+ DECLARE_ALIGNED(16, uint8_t, dst[frame_size * frame_size]); \
+ int dst_stride = frame_size; \
+ int x_step_q4 = 16; \
+ int y_step_q4 = 16; \
+ int subpel_x_q4 = 8; \
+ int subpel_y_q4 = 6; \
+ int bd = 8; \
+ \
+ int w = block_size; \
+ int h = block_size; \
+ \
+ const int16_t* filter_x = \
+ vp10_get_interp_filter_kernel(filter_params, subpel_x_q4); \
+ const int16_t* filter_y = \
+ vp10_get_interp_filter_kernel(filter_params, subpel_y_q4); \
+ \
+ for (int i = 0; i < src_stride * src_stride; i++) { \
+ src[i] = rnd.Rand16() % (1 << bd); \
+ } \
+ \
+ int offset = filter_center * src_stride + filter_center; \
+ int row_offset = 0; \
+ int col_offset = 0; \
+ for (int i = 0; i < 100000; i++) { \
+ func(src + offset, src_stride, dst, dst_stride, filter_x, x_step_q4, \
+ filter_y, y_step_q4, w, h); \
+ if (offset + w + w < frame_size) { \
+ row_offset += w; \
+ } else { \
+ row_offset = 0; \
+ col_offset += h; \
+ } \
+ if (col_offset + h >= frame_size) { \
+ col_offset = 0; \
+ } \
+ } \
+ }
+
+// This experiment shows that when frame size is 64x64
+// vpx_highbd_convolve8_sse2 and vpx_convolve8_sse2's speed are similar.
+// However when frame size becomes 1024x1024
+// vpx_highbd_convolve8_sse2 is around 50% slower than vpx_convolve8_sse2
+// we think the bottleneck is from memory IO
+highbd_convolve_speed(vpx_highbd_convolve8_sse2, 8, 64);
+highbd_convolve_speed(vpx_highbd_convolve8_sse2, 16, 64);
+highbd_convolve_speed(vpx_highbd_convolve8_sse2, 32, 64);
+highbd_convolve_speed(vpx_highbd_convolve8_sse2, 64, 64);
+
+lowbd_convolve_speed(vpx_convolve8_sse2, 8, 64);
+lowbd_convolve_speed(vpx_convolve8_sse2, 16, 64);
+lowbd_convolve_speed(vpx_convolve8_sse2, 32, 64);
+lowbd_convolve_speed(vpx_convolve8_sse2, 64, 64);
+
+highbd_convolve_speed(vpx_highbd_convolve8_sse2, 8, 1024);
+highbd_convolve_speed(vpx_highbd_convolve8_sse2, 16, 1024);
+highbd_convolve_speed(vpx_highbd_convolve8_sse2, 32, 1024);
+highbd_convolve_speed(vpx_highbd_convolve8_sse2, 64, 1024);
+
+lowbd_convolve_speed(vpx_convolve8_sse2, 8, 1024);
+lowbd_convolve_speed(vpx_convolve8_sse2, 16, 1024);
+lowbd_convolve_speed(vpx_convolve8_sse2, 32, 1024);
+lowbd_convolve_speed(vpx_convolve8_sse2, 64, 1024);
+#endif // CONVOLVE_SPEED_TEST
} // namespace