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Unified Diff: source/libvpx/vp9/common/x86/vp9_loopfilter_intrin_avx2.c

Issue 756673003: libvpx: Pull from upstream (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/deps/third_party/libvpx/
Patch Set: Created 6 years, 1 month ago
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Index: source/libvpx/vp9/common/x86/vp9_loopfilter_intrin_avx2.c
===================================================================
--- source/libvpx/vp9/common/x86/vp9_loopfilter_intrin_avx2.c (revision 293081)
+++ source/libvpx/vp9/common/x86/vp9_loopfilter_intrin_avx2.c (working copy)
@@ -9,6 +9,7 @@
*/
#include <immintrin.h> /* AVX2 */
+#include "vpx_ports/mem.h"
static void mb_lpf_horizontal_edge_w_avx2_8(unsigned char *s, int p,
const unsigned char *_blimit, const unsigned char *_limit,
@@ -392,6 +393,11 @@
}
}
+DECLARE_ALIGNED(32, static const uint8_t, filt_loopfilter_avx2[32]) = {
+ 0, 128, 1, 128, 2, 128, 3, 128, 4, 128, 5, 128, 6, 128, 7, 128,
+ 8, 128, 9, 128, 10, 128, 11, 128, 12, 128, 13, 128, 14, 128, 15, 128
+};
+
static void mb_lpf_horizontal_edge_w_avx2_16(unsigned char *s, int p,
const unsigned char *_blimit, const unsigned char *_limit,
const unsigned char *_thresh) {
@@ -401,6 +407,9 @@
__m128i p7, p6, p5;
__m128i p4, p3, p2, p1, p0, q0, q1, q2, q3, q4;
__m128i q5, q6, q7;
+ __m256i p256_7, q256_7, p256_6, q256_6, p256_5, q256_5, p256_4,
+ q256_4, p256_3, q256_3, p256_2, q256_2, p256_1, q256_1,
+ p256_0, q256_0;
const __m128i thresh = _mm_broadcastb_epi8(
_mm_cvtsi32_si128((int) _thresh[0]));
@@ -409,17 +418,38 @@
const __m128i blimit = _mm_broadcastb_epi8(
_mm_cvtsi32_si128((int) _blimit[0]));
- p4 = _mm_loadu_si128((__m128i *) (s - 5 * p));
- p3 = _mm_loadu_si128((__m128i *) (s - 4 * p));
- p2 = _mm_loadu_si128((__m128i *) (s - 3 * p));
- p1 = _mm_loadu_si128((__m128i *) (s - 2 * p));
- p0 = _mm_loadu_si128((__m128i *) (s - 1 * p));
- q0 = _mm_loadu_si128((__m128i *) (s - 0 * p));
- q1 = _mm_loadu_si128((__m128i *) (s + 1 * p));
- q2 = _mm_loadu_si128((__m128i *) (s + 2 * p));
- q3 = _mm_loadu_si128((__m128i *) (s + 3 * p));
- q4 = _mm_loadu_si128((__m128i *) (s + 4 * p));
+ p256_4 = _mm256_castpd_si256(_mm256_broadcast_pd(
+ (__m128d const *)(s - 5 * p)));
+ p256_3 = _mm256_castpd_si256(_mm256_broadcast_pd(
+ (__m128d const *)(s - 4 * p)));
+ p256_2 = _mm256_castpd_si256(_mm256_broadcast_pd(
+ (__m128d const *)(s - 3 * p)));
+ p256_1 = _mm256_castpd_si256(_mm256_broadcast_pd(
+ (__m128d const *)(s - 2 * p)));
+ p256_0 = _mm256_castpd_si256(_mm256_broadcast_pd(
+ (__m128d const *)(s - 1 * p)));
+ q256_0 = _mm256_castpd_si256(_mm256_broadcast_pd(
+ (__m128d const *)(s - 0 * p)));
+ q256_1 = _mm256_castpd_si256(_mm256_broadcast_pd(
+ (__m128d const *)(s + 1 * p)));
+ q256_2 = _mm256_castpd_si256(_mm256_broadcast_pd(
+ (__m128d const *)(s + 2 * p)));
+ q256_3 = _mm256_castpd_si256(_mm256_broadcast_pd(
+ (__m128d const *)(s + 3 * p)));
+ q256_4 = _mm256_castpd_si256(_mm256_broadcast_pd(
+ (__m128d const *)(s + 4 * p)));
+ p4 = _mm256_castsi256_si128(p256_4);
+ p3 = _mm256_castsi256_si128(p256_3);
+ p2 = _mm256_castsi256_si128(p256_2);
+ p1 = _mm256_castsi256_si128(p256_1);
+ p0 = _mm256_castsi256_si128(p256_0);
+ q0 = _mm256_castsi256_si128(q256_0);
+ q1 = _mm256_castsi256_si128(q256_1);
+ q2 = _mm256_castsi256_si128(q256_2);
+ q3 = _mm256_castsi256_si128(q256_3);
+ q4 = _mm256_castsi256_si128(q256_4);
+
{
const __m128i abs_p1p0 = _mm_or_si128(_mm_subs_epu8(p1, p0),
_mm_subs_epu8(p0, p1));
@@ -534,15 +564,23 @@
flat = _mm_cmpeq_epi8(flat, zero);
flat = _mm_and_si128(flat, mask);
- p5 = _mm_loadu_si128((__m128i *) (s - 6 * p));
- q5 = _mm_loadu_si128((__m128i *) (s + 5 * p));
+ p256_5 = _mm256_castpd_si256(_mm256_broadcast_pd(
+ (__m128d const *)(s - 6 * p)));
+ q256_5 = _mm256_castpd_si256(_mm256_broadcast_pd(
+ (__m128d const *)(s + 5 * p)));
+ p5 = _mm256_castsi256_si128(p256_5);
+ q5 = _mm256_castsi256_si128(q256_5);
flat2 = _mm_max_epu8(
_mm_or_si128(_mm_subs_epu8(p5, p0), _mm_subs_epu8(p0, p5)),
_mm_or_si128(_mm_subs_epu8(q5, q0), _mm_subs_epu8(q0, q5)));
flat2 = _mm_max_epu8(work, flat2);
- p6 = _mm_loadu_si128((__m128i *) (s - 7 * p));
- q6 = _mm_loadu_si128((__m128i *) (s + 6 * p));
+ p256_6 = _mm256_castpd_si256(_mm256_broadcast_pd(
+ (__m128d const *)(s - 7 * p)));
+ q256_6 = _mm256_castpd_si256(_mm256_broadcast_pd(
+ (__m128d const *)(s + 6 * p)));
+ p6 = _mm256_castsi256_si128(p256_6);
+ q6 = _mm256_castsi256_si128(q256_6);
work = _mm_max_epu8(
_mm_or_si128(_mm_subs_epu8(p6, p0), _mm_subs_epu8(p0, p6)),
_mm_or_si128(_mm_subs_epu8(q6, q0), _mm_subs_epu8(q0, q6)));
@@ -549,8 +587,12 @@
flat2 = _mm_max_epu8(work, flat2);
- p7 = _mm_loadu_si128((__m128i *) (s - 8 * p));
- q7 = _mm_loadu_si128((__m128i *) (s + 7 * p));
+ p256_7 = _mm256_castpd_si256(_mm256_broadcast_pd(
+ (__m128d const *)(s - 8 * p)));
+ q256_7 = _mm256_castpd_si256(_mm256_broadcast_pd(
+ (__m128d const *)(s + 7 * p)));
+ p7 = _mm256_castsi256_si128(p256_7);
+ q7 = _mm256_castsi256_si128(q256_7);
work = _mm_max_epu8(
_mm_or_si128(_mm_subs_epu8(p7, p0), _mm_subs_epu8(p0, p7)),
_mm_or_si128(_mm_subs_epu8(q7, q0), _mm_subs_epu8(q0, q7)));
@@ -566,29 +608,28 @@
{
const __m256i eight = _mm256_set1_epi16(8);
const __m256i four = _mm256_set1_epi16(4);
- __m256i p256_7, q256_7, p256_6, q256_6, p256_5, q256_5, p256_4,
- q256_4, p256_3, q256_3, p256_2, q256_2, p256_1, q256_1,
- p256_0, q256_0;
__m256i pixelFilter_p, pixelFilter_q, pixetFilter_p2p1p0,
pixetFilter_q2q1q0, sum_p7, sum_q7, sum_p3, sum_q3, res_p,
res_q;
- p256_7 = _mm256_cvtepu8_epi16(p7);
- p256_6 = _mm256_cvtepu8_epi16(p6);
- p256_5 = _mm256_cvtepu8_epi16(p5);
- p256_4 = _mm256_cvtepu8_epi16(p4);
- p256_3 = _mm256_cvtepu8_epi16(p3);
- p256_2 = _mm256_cvtepu8_epi16(p2);
- p256_1 = _mm256_cvtepu8_epi16(p1);
- p256_0 = _mm256_cvtepu8_epi16(p0);
- q256_0 = _mm256_cvtepu8_epi16(q0);
- q256_1 = _mm256_cvtepu8_epi16(q1);
- q256_2 = _mm256_cvtepu8_epi16(q2);
- q256_3 = _mm256_cvtepu8_epi16(q3);
- q256_4 = _mm256_cvtepu8_epi16(q4);
- q256_5 = _mm256_cvtepu8_epi16(q5);
- q256_6 = _mm256_cvtepu8_epi16(q6);
- q256_7 = _mm256_cvtepu8_epi16(q7);
+ const __m256i filter = _mm256_load_si256(
+ (__m256i const *)filt_loopfilter_avx2);
+ p256_7 = _mm256_shuffle_epi8(p256_7, filter);
+ p256_6 = _mm256_shuffle_epi8(p256_6, filter);
+ p256_5 = _mm256_shuffle_epi8(p256_5, filter);
+ p256_4 = _mm256_shuffle_epi8(p256_4, filter);
+ p256_3 = _mm256_shuffle_epi8(p256_3, filter);
+ p256_2 = _mm256_shuffle_epi8(p256_2, filter);
+ p256_1 = _mm256_shuffle_epi8(p256_1, filter);
+ p256_0 = _mm256_shuffle_epi8(p256_0, filter);
+ q256_0 = _mm256_shuffle_epi8(q256_0, filter);
+ q256_1 = _mm256_shuffle_epi8(q256_1, filter);
+ q256_2 = _mm256_shuffle_epi8(q256_2, filter);
+ q256_3 = _mm256_shuffle_epi8(q256_3, filter);
+ q256_4 = _mm256_shuffle_epi8(q256_4, filter);
+ q256_5 = _mm256_shuffle_epi8(q256_5, filter);
+ q256_6 = _mm256_shuffle_epi8(q256_6, filter);
+ q256_7 = _mm256_shuffle_epi8(q256_7, filter);
pixelFilter_p = _mm256_add_epi16(_mm256_add_epi16(p256_6, p256_5),
_mm256_add_epi16(p256_4, p256_3));
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