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audioconvert: handle more optimizations
Compile an optimized library for the given CPU with the right flags, then link it with the main library.
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12 changed files with 271 additions and 141 deletions
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/* Spa
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*
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* Copyright © 2019 Wim Taymans
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#include <tmmintrin.h>
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static void inner_product_ssse3(float *d, const float * SPA_RESTRICT s,
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const float * SPA_RESTRICT taps, uint32_t n_taps)
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{
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__m128 sum = _mm_setzero_ps();
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__m128 t0, t1;
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uint32_t i;
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switch (SPA_PTR_ALIGNMENT(s, 16)) {
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case 0:
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for (i = 0; i < n_taps; i += 8) {
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sum = _mm_add_ps(sum,
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_mm_mul_ps(
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_mm_load_ps(s + i + 0),
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_mm_load_ps(taps + i + 0)));
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sum = _mm_add_ps(sum,
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_mm_mul_ps(
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_mm_load_ps(s + i + 4),
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_mm_load_ps(taps + i + 4)));
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}
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break;
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case 4:
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t0 = _mm_load_ps(s - 1);
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for (i = 0; i < n_taps; i += 8) {
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t1 = _mm_load_ps(s + i + 3);
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t0 = (__m128)_mm_alignr_epi8((__m128i)t1, (__m128i)t0, 4);
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sum = _mm_add_ps(sum,
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_mm_mul_ps(t0, _mm_load_ps(taps + i + 0)));
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t0 = t1;
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t1 = _mm_load_ps(s + i + 7);
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t0 = (__m128)_mm_alignr_epi8((__m128i)t1, (__m128i)t0, 4);
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sum = _mm_add_ps(sum,
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_mm_mul_ps(t0, _mm_load_ps(taps + i + 4)));
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t0 = t1;
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}
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break;
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case 8:
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t0 = _mm_load_ps(s - 2);
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for (i = 0; i < n_taps; i += 8) {
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t1 = _mm_load_ps(s + i + 2);
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t0 = (__m128)_mm_alignr_epi8((__m128i)t1, (__m128i)t0, 8);
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sum = _mm_add_ps(sum,
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_mm_mul_ps(t0, _mm_load_ps(taps + i + 0)));
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t0 = t1;
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t1 = _mm_load_ps(s + i + 6);
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t0 = (__m128)_mm_alignr_epi8((__m128i)t1, (__m128i)t0, 8);
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sum = _mm_add_ps(sum,
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_mm_mul_ps(t0, _mm_load_ps(taps + i + 4)));
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t0 = t1;
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}
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break;
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case 12:
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t0 = _mm_load_ps(s - 3);
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for (i = 0; i < n_taps; i += 8) {
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t1 = _mm_load_ps(s + i + 1);
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t0 = (__m128)_mm_alignr_epi8((__m128i)t1, (__m128i)t0, 12);
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sum = _mm_add_ps(sum,
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_mm_mul_ps(t0, _mm_load_ps(taps + i + 0)));
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t0 = t1;
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t1 = _mm_load_ps(s + i + 5);
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t0 = (__m128)_mm_alignr_epi8((__m128i)t1, (__m128i)t0, 12);
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sum = _mm_add_ps(sum,
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_mm_mul_ps(t0, _mm_load_ps(taps + i + 4)));
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t0 = t1;
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}
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break;
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}
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sum = _mm_add_ps(sum, _mm_movehl_ps(sum, sum));
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sum = _mm_add_ss(sum, _mm_shuffle_ps(sum, sum, 0x55));
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_mm_store_ss(d, sum);
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}
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static void inner_product_ip_ssse3(float *d, const float * SPA_RESTRICT s,
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const float * SPA_RESTRICT t0, const float * SPA_RESTRICT t1, float x,
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uint32_t n_taps)
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{
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#if defined (__SSE__)
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inner_product_ip_sse(d, s, t0, t1, x, n_taps);
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#else
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inner_product_ip_c(d, s, t0, t1, x, n_taps);
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#endif
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}
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MAKE_RESAMPLER_FULL(ssse3);
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MAKE_RESAMPLER_INTER(ssse3);
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