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audioconvert: align some buffers

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so that we can use aligned read and writes in SSE.
This commit is contained in:
Wim Taymans 2024-10-23 12:54:23 +02:00
parent 662bf68122
commit 2c132be626
3 changed files with 16 additions and 10 deletions
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10
spa/plugins/audioconvert/channelmix-ops-sse.c
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@ -266,7 +266,7 @@ static inline void convolver_run(const float *src, float *dst,
sum[0] = _mm_setzero_ps();
for(i = 0; i < n_taps; i+=4) {
t[0] = _mm_loadu_ps(&src[i]);
sum[0] = _mm_add_ps(sum[0], _mm_mul_ps(_mm_loadu_ps(&taps[i]), t[0]));
sum[0] = _mm_add_ps(sum[0], _mm_mul_ps(_mm_load_ps(&taps[i]), t[0]));
}
sum[0] = _mm_add_ps(sum[0], _mm_movehl_ps(sum[0], sum[0]));
sum[0] = _mm_add_ss(sum[0], _mm_shuffle_ps(sum[0], sum[0], 0x55));
@ -303,8 +303,8 @@ static inline void delay_convolve_run_sse(float *buffer, uint32_t *pos,
w += 4;
if (w >= n_buffer) {
w -= n_buffer;
t[0] = _mm_loadu_ps(&buffer[n_buffer]);
_mm_storeu_ps(&buffer[0], t[0]);
t[0] = _mm_load_ps(&buffer[n_buffer]);
_mm_store_ps(&buffer[0], t[0]);
}
}
for(; n < n_samples; n++) {
@ -326,8 +326,8 @@ static inline void delay_convolve_run_sse(float *buffer, uint32_t *pos,
w += 4;
if (w >= n_buffer) {
w -= n_buffer;
t[0] = _mm_loadu_ps(&buffer[n_buffer]);
_mm_storeu_ps(&buffer[0], t[0]);
t[0] = _mm_load_ps(&buffer[n_buffer]);
_mm_store_ps(&buffer[0], t[0]);
}
}
for(; n < n_samples; n++) {