mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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4b5f78337a
This makes sure that we only build files that need explicit SIMD support with the relevant CFLAGS. This allows the rest of the code to be built without, and specific SSE* code is only called after runtime checks for CPU features. https://bugzilla.gnome.org/show_bug.cgi?id=729276
400 lines
13 KiB
C
400 lines
13 KiB
C
/* GStreamer
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* Copyright (C) <2016> Wim Taymans <wim.taymans@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include "audio-resampler-x86-sse2.h"
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#if defined (HAVE_EMMINTRIN_H) && defined(__SSE2__)
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#include <emmintrin.h>
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static inline void
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inner_product_gint16_full_1_sse2 (gint16 * o, const gint16 * a,
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const gint16 * b, gint len, const gint16 * icoeff, gint bstride)
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{
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gint i;
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__m128i sum, t;
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sum = _mm_setzero_si128 ();
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for (i = 0; i < len; i += 16) {
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t = _mm_loadu_si128 ((__m128i *) (a + i));
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sum =
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_mm_add_epi32 (sum, _mm_madd_epi16 (t,
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_mm_load_si128 ((__m128i *) (b + i + 0))));
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t = _mm_loadu_si128 ((__m128i *) (a + i + 8));
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sum =
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_mm_add_epi32 (sum, _mm_madd_epi16 (t,
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_mm_load_si128 ((__m128i *) (b + i + 8))));
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}
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sum = _mm_add_epi32 (sum, _mm_shuffle_epi32 (sum, _MM_SHUFFLE (2, 3, 2, 3)));
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sum = _mm_add_epi32 (sum, _mm_shuffle_epi32 (sum, _MM_SHUFFLE (1, 1, 1, 1)));
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sum = _mm_add_epi32 (sum, _mm_set1_epi32 (1 << (PRECISION_S16 - 1)));
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sum = _mm_srai_epi32 (sum, PRECISION_S16);
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sum = _mm_packs_epi32 (sum, sum);
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*o = _mm_extract_epi16 (sum, 0);
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}
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static inline void
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inner_product_gint16_linear_1_sse2 (gint16 * o, const gint16 * a,
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const gint16 * b, gint len, const gint16 * icoeff, gint bstride)
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{
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gint i = 0;
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__m128i sum[2], t;
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__m128i f = _mm_set_epi64x (0, *((gint64 *) icoeff));
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const gint16 *c[2] = { (gint16 *) ((gint8 *) b + 0 * bstride),
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(gint16 *) ((gint8 *) b + 1 * bstride)
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};
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sum[0] = sum[1] = _mm_setzero_si128 ();
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f = _mm_unpacklo_epi16 (f, sum[0]);
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for (; i < len; i += 16) {
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t = _mm_loadu_si128 ((__m128i *) (a + i + 0));
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sum[0] =
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_mm_add_epi32 (sum[0], _mm_madd_epi16 (t,
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_mm_load_si128 ((__m128i *) (c[0] + i + 0))));
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sum[1] =
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_mm_add_epi32 (sum[1], _mm_madd_epi16 (t,
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_mm_load_si128 ((__m128i *) (c[1] + i + 0))));
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t = _mm_loadu_si128 ((__m128i *) (a + i + 8));
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sum[0] =
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_mm_add_epi32 (sum[0], _mm_madd_epi16 (t,
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_mm_load_si128 ((__m128i *) (c[0] + i + 8))));
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sum[1] =
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_mm_add_epi32 (sum[1], _mm_madd_epi16 (t,
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_mm_load_si128 ((__m128i *) (c[1] + i + 8))));
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}
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sum[0] = _mm_srai_epi32 (sum[0], PRECISION_S16);
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sum[1] = _mm_srai_epi32 (sum[1], PRECISION_S16);
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sum[0] =
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_mm_madd_epi16 (sum[0], _mm_shuffle_epi32 (f, _MM_SHUFFLE (0, 0, 0, 0)));
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sum[1] =
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_mm_madd_epi16 (sum[1], _mm_shuffle_epi32 (f, _MM_SHUFFLE (1, 1, 1, 1)));
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sum[0] = _mm_add_epi32 (sum[0], sum[1]);
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sum[0] =
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_mm_add_epi32 (sum[0], _mm_shuffle_epi32 (sum[0], _MM_SHUFFLE (2, 3, 2,
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3)));
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sum[0] =
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_mm_add_epi32 (sum[0], _mm_shuffle_epi32 (sum[0], _MM_SHUFFLE (1, 1, 1,
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1)));
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sum[0] = _mm_add_epi32 (sum[0], _mm_set1_epi32 (1 << (PRECISION_S16 - 1)));
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sum[0] = _mm_srai_epi32 (sum[0], PRECISION_S16);
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sum[0] = _mm_packs_epi32 (sum[0], sum[0]);
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*o = _mm_extract_epi16 (sum[0], 0);
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}
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static inline void
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inner_product_gint16_cubic_1_sse2 (gint16 * o, const gint16 * a,
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const gint16 * b, gint len, const gint16 * icoeff, gint bstride)
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{
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gint i = 0;
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__m128i sum[4], t[4];
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__m128i f = _mm_set_epi64x (0, *((long long *) icoeff));
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const gint16 *c[4] = { (gint16 *) ((gint8 *) b + 0 * bstride),
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(gint16 *) ((gint8 *) b + 1 * bstride),
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(gint16 *) ((gint8 *) b + 2 * bstride),
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(gint16 *) ((gint8 *) b + 3 * bstride)
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};
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sum[0] = sum[1] = sum[2] = sum[3] = _mm_setzero_si128 ();
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f = _mm_unpacklo_epi16 (f, sum[0]);
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for (; i < len; i += 8) {
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t[0] = _mm_loadu_si128 ((__m128i *) (a + i));
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sum[0] =
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_mm_add_epi32 (sum[0], _mm_madd_epi16 (t[0],
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_mm_load_si128 ((__m128i *) (c[0] + i))));
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sum[1] =
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_mm_add_epi32 (sum[1], _mm_madd_epi16 (t[0],
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_mm_load_si128 ((__m128i *) (c[1] + i))));
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sum[2] =
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_mm_add_epi32 (sum[2], _mm_madd_epi16 (t[0],
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_mm_load_si128 ((__m128i *) (c[2] + i))));
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sum[3] =
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_mm_add_epi32 (sum[3], _mm_madd_epi16 (t[0],
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_mm_load_si128 ((__m128i *) (c[3] + i))));
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}
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t[0] = _mm_unpacklo_epi32 (sum[0], sum[1]);
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t[1] = _mm_unpacklo_epi32 (sum[2], sum[3]);
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t[2] = _mm_unpackhi_epi32 (sum[0], sum[1]);
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t[3] = _mm_unpackhi_epi32 (sum[2], sum[3]);
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sum[0] =
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_mm_add_epi32 (_mm_unpacklo_epi64 (t[0], t[1]), _mm_unpackhi_epi64 (t[0],
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t[1]));
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sum[2] =
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_mm_add_epi32 (_mm_unpacklo_epi64 (t[2], t[3]), _mm_unpackhi_epi64 (t[2],
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t[3]));
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sum[0] = _mm_add_epi32 (sum[0], sum[2]);
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sum[0] = _mm_srai_epi32 (sum[0], PRECISION_S16);
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sum[0] = _mm_madd_epi16 (sum[0], f);
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sum[0] =
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_mm_add_epi32 (sum[0], _mm_shuffle_epi32 (sum[0], _MM_SHUFFLE (2, 3, 2,
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3)));
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sum[0] =
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_mm_add_epi32 (sum[0], _mm_shuffle_epi32 (sum[0], _MM_SHUFFLE (1, 1, 1,
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1)));
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sum[0] = _mm_add_epi32 (sum[0], _mm_set1_epi32 (1 << (PRECISION_S16 - 1)));
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sum[0] = _mm_srai_epi32 (sum[0], PRECISION_S16);
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sum[0] = _mm_packs_epi32 (sum[0], sum[0]);
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*o = _mm_extract_epi16 (sum[0], 0);
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}
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static inline void
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inner_product_gdouble_full_1_sse2 (gdouble * o, const gdouble * a,
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const gdouble * b, gint len, const gdouble * icoeff, gint bstride)
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{
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gint i = 0;
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__m128d sum = _mm_setzero_pd ();
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for (; i < len; i += 8) {
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sum =
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_mm_add_pd (sum, _mm_mul_pd (_mm_loadu_pd (a + i + 0),
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_mm_load_pd (b + i + 0)));
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sum =
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_mm_add_pd (sum, _mm_mul_pd (_mm_loadu_pd (a + i + 2),
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_mm_load_pd (b + i + 2)));
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sum =
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_mm_add_pd (sum, _mm_mul_pd (_mm_loadu_pd (a + i + 4),
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_mm_load_pd (b + i + 4)));
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sum =
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_mm_add_pd (sum, _mm_mul_pd (_mm_loadu_pd (a + i + 6),
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_mm_load_pd (b + i + 6)));
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}
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sum = _mm_add_sd (sum, _mm_unpackhi_pd (sum, sum));
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_mm_store_sd (o, sum);
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}
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static inline void
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inner_product_gdouble_linear_1_sse2 (gdouble * o, const gdouble * a,
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const gdouble * b, gint len, const gdouble * icoeff, gint bstride)
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{
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gint i = 0;
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__m128d sum[2], t;
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const gdouble *c[2] = { (gdouble *) ((gint8 *) b + 0 * bstride),
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(gdouble *) ((gint8 *) b + 1 * bstride)
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};
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sum[0] = sum[1] = _mm_setzero_pd ();
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for (; i < len; i += 4) {
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t = _mm_loadu_pd (a + i + 0);
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sum[0] = _mm_add_pd (sum[0], _mm_mul_pd (t, _mm_load_pd (c[0] + i + 0)));
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sum[1] = _mm_add_pd (sum[1], _mm_mul_pd (t, _mm_load_pd (c[1] + i + 0)));
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t = _mm_loadu_pd (a + i + 2);
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sum[0] = _mm_add_pd (sum[0], _mm_mul_pd (t, _mm_load_pd (c[0] + i + 2)));
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sum[1] = _mm_add_pd (sum[1], _mm_mul_pd (t, _mm_load_pd (c[1] + i + 2)));
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}
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sum[0] = _mm_mul_pd (_mm_sub_pd (sum[0], sum[1]), _mm_load1_pd (icoeff));
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sum[0] = _mm_add_pd (sum[0], sum[1]);
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sum[0] = _mm_add_sd (sum[0], _mm_unpackhi_pd (sum[0], sum[0]));
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_mm_store_sd (o, sum[0]);
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}
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static inline void
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inner_product_gdouble_cubic_1_sse2 (gdouble * o, const gdouble * a,
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const gdouble * b, gint len, const gdouble * icoeff, gint bstride)
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{
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gint i;
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__m128d f[2], sum[4], t;
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const gdouble *c[4] = { (gdouble *) ((gint8 *) b + 0 * bstride),
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(gdouble *) ((gint8 *) b + 1 * bstride),
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(gdouble *) ((gint8 *) b + 2 * bstride),
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(gdouble *) ((gint8 *) b + 3 * bstride)
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};
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f[0] = _mm_loadu_pd (icoeff + 0);
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f[1] = _mm_loadu_pd (icoeff + 2);
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sum[0] = sum[1] = sum[2] = sum[3] = _mm_setzero_pd ();
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for (i = 0; i < len; i += 2) {
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t = _mm_loadu_pd (a + i + 0);
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sum[0] = _mm_add_pd (sum[0], _mm_mul_pd (t, _mm_load_pd (c[0] + i)));
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sum[1] = _mm_add_pd (sum[1], _mm_mul_pd (t, _mm_load_pd (c[1] + i)));
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sum[2] = _mm_add_pd (sum[2], _mm_mul_pd (t, _mm_load_pd (c[2] + i)));
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sum[3] = _mm_add_pd (sum[3], _mm_mul_pd (t, _mm_load_pd (c[3] + i)));
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}
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sum[0] =
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_mm_mul_pd (sum[0], _mm_shuffle_pd (f[0], f[0], _MM_SHUFFLE2 (0, 0)));
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sum[1] =
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_mm_mul_pd (sum[1], _mm_shuffle_pd (f[0], f[0], _MM_SHUFFLE2 (1, 1)));
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sum[2] =
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_mm_mul_pd (sum[2], _mm_shuffle_pd (f[1], f[1], _MM_SHUFFLE2 (0, 0)));
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sum[3] =
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_mm_mul_pd (sum[3], _mm_shuffle_pd (f[1], f[1], _MM_SHUFFLE2 (1, 1)));
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sum[0] = _mm_add_pd (sum[0], sum[1]);
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sum[2] = _mm_add_pd (sum[2], sum[3]);
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sum[0] = _mm_add_pd (sum[0], sum[2]);
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sum[0] = _mm_add_sd (sum[0], _mm_unpackhi_pd (sum[0], sum[0]));
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_mm_store_sd (o, sum[0]);
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}
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MAKE_RESAMPLE_FUNC (gint16, full, 1, sse2);
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MAKE_RESAMPLE_FUNC (gint16, linear, 1, sse2);
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MAKE_RESAMPLE_FUNC (gint16, cubic, 1, sse2);
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MAKE_RESAMPLE_FUNC (gdouble, full, 1, sse2);
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MAKE_RESAMPLE_FUNC (gdouble, linear, 1, sse2);
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MAKE_RESAMPLE_FUNC (gdouble, cubic, 1, sse2);
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void
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interpolate_gint16_linear_sse2 (gpointer op, const gpointer ap,
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gint len, const gpointer icp, gint astride)
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{
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gint i = 0;
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gint16 *o = op, *a = ap, *ic = icp;
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__m128i ta, tb, t1, t2;
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__m128i f = _mm_set_epi64x (0, *((gint64 *) ic));
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const gint16 *c[2] = { (gint16 *) ((gint8 *) a + 0 * astride),
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(gint16 *) ((gint8 *) a + 1 * astride)
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};
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f = _mm_unpacklo_epi32 (f, f);
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f = _mm_unpacklo_epi64 (f, f);
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for (; i < len; i += 8) {
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ta = _mm_load_si128 ((__m128i *) (c[0] + i));
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tb = _mm_load_si128 ((__m128i *) (c[1] + i));
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t1 = _mm_madd_epi16 (_mm_unpacklo_epi16 (ta, tb), f);
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t2 = _mm_madd_epi16 (_mm_unpackhi_epi16 (ta, tb), f);
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t1 = _mm_add_epi32 (t1, _mm_set1_epi32 (1 << (PRECISION_S16 - 1)));
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t2 = _mm_add_epi32 (t2, _mm_set1_epi32 (1 << (PRECISION_S16 - 1)));
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t1 = _mm_srai_epi32 (t1, PRECISION_S16);
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t2 = _mm_srai_epi32 (t2, PRECISION_S16);
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t1 = _mm_packs_epi32 (t1, t2);
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_mm_store_si128 ((__m128i *) (o + i), t1);
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}
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}
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void
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interpolate_gint16_cubic_sse2 (gpointer op, const gpointer ap,
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gint len, const gpointer icp, gint astride)
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{
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gint i = 0;
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gint16 *o = op, *a = ap, *ic = icp;
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__m128i ta, tb, tl1, tl2, th1, th2;
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__m128i f[2];
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const gint16 *c[4] = { (gint16 *) ((gint8 *) a + 0 * astride),
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(gint16 *) ((gint8 *) a + 1 * astride),
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(gint16 *) ((gint8 *) a + 2 * astride),
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(gint16 *) ((gint8 *) a + 3 * astride)
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};
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f[0] = _mm_set_epi16 (ic[1], ic[0], ic[1], ic[0], ic[1], ic[0], ic[1], ic[0]);
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f[1] = _mm_set_epi16 (ic[3], ic[2], ic[3], ic[2], ic[3], ic[2], ic[3], ic[2]);
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for (; i < len; i += 8) {
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ta = _mm_load_si128 ((__m128i *) (c[0] + i));
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tb = _mm_load_si128 ((__m128i *) (c[1] + i));
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tl1 = _mm_madd_epi16 (_mm_unpacklo_epi16 (ta, tb), f[0]);
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th1 = _mm_madd_epi16 (_mm_unpackhi_epi16 (ta, tb), f[0]);
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ta = _mm_load_si128 ((__m128i *) (c[2] + i));
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tb = _mm_load_si128 ((__m128i *) (c[3] + i));
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tl2 = _mm_madd_epi16 (_mm_unpacklo_epi16 (ta, tb), f[1]);
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th2 = _mm_madd_epi16 (_mm_unpackhi_epi16 (ta, tb), f[1]);
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tl1 = _mm_add_epi32 (tl1, tl2);
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th1 = _mm_add_epi32 (th1, th2);
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tl1 = _mm_add_epi32 (tl1, _mm_set1_epi32 (1 << (PRECISION_S16 - 1)));
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th1 = _mm_add_epi32 (th1, _mm_set1_epi32 (1 << (PRECISION_S16 - 1)));
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tl1 = _mm_srai_epi32 (tl1, PRECISION_S16);
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th1 = _mm_srai_epi32 (th1, PRECISION_S16);
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tl1 = _mm_packs_epi32 (tl1, th1);
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_mm_store_si128 ((__m128i *) (o + i), tl1);
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}
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}
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void
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interpolate_gdouble_linear_sse2 (gpointer op, const gpointer ap,
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gint len, const gpointer icp, gint astride)
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{
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gint i;
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gdouble *o = op, *a = ap, *ic = icp;
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__m128d f[2], t1, t2;
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const gdouble *c[2] = { (gdouble *) ((gint8 *) a + 0 * astride),
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(gdouble *) ((gint8 *) a + 1 * astride)
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};
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f[0] = _mm_load1_pd (ic + 0);
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f[1] = _mm_load1_pd (ic + 1);
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for (i = 0; i < len; i += 4) {
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t1 = _mm_mul_pd (_mm_load_pd (c[0] + i + 0), f[0]);
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t2 = _mm_mul_pd (_mm_load_pd (c[1] + i + 0), f[1]);
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_mm_store_pd (o + i + 0, _mm_add_pd (t1, t2));
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|
|
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t1 = _mm_mul_pd (_mm_load_pd (c[0] + i + 2), f[0]);
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t2 = _mm_mul_pd (_mm_load_pd (c[1] + i + 2), f[1]);
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_mm_store_pd (o + i + 2, _mm_add_pd (t1, t2));
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}
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}
|
|
|
|
void
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|
interpolate_gdouble_cubic_sse2 (gpointer op, const gpointer ap,
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|
gint len, const gpointer icp, gint astride)
|
|
{
|
|
gint i;
|
|
gdouble *o = op, *a = ap, *ic = icp;
|
|
__m128d f[4], t[4];
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|
const gdouble *c[4] = { (gdouble *) ((gint8 *) a + 0 * astride),
|
|
(gdouble *) ((gint8 *) a + 1 * astride),
|
|
(gdouble *) ((gint8 *) a + 2 * astride),
|
|
(gdouble *) ((gint8 *) a + 3 * astride)
|
|
};
|
|
|
|
f[0] = _mm_load1_pd (ic + 0);
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|
f[1] = _mm_load1_pd (ic + 1);
|
|
f[2] = _mm_load1_pd (ic + 2);
|
|
f[3] = _mm_load1_pd (ic + 3);
|
|
|
|
for (i = 0; i < len; i += 2) {
|
|
t[0] = _mm_mul_pd (_mm_load_pd (c[0] + i + 0), f[0]);
|
|
t[1] = _mm_mul_pd (_mm_load_pd (c[1] + i + 0), f[1]);
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|
t[2] = _mm_mul_pd (_mm_load_pd (c[2] + i + 0), f[2]);
|
|
t[3] = _mm_mul_pd (_mm_load_pd (c[3] + i + 0), f[3]);
|
|
t[0] = _mm_add_pd (t[0], t[1]);
|
|
t[2] = _mm_add_pd (t[2], t[3]);
|
|
_mm_store_pd (o + i + 0, _mm_add_pd (t[0], t[2]));
|
|
}
|
|
}
|
|
|
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#endif
|