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loongarch: add lsx simd opt

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yuanhecai
2025-08-26 14:21:45 +08:00
parent 9feadb98a9
commit c94458d8f2
11 changed files with 135 additions and 7 deletions
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5
test/test_real.c
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@@ -22,7 +22,12 @@ static
kiss_fft_scalar rand_scalar(void)
{
#ifdef USE_SIMD
#ifdef HAVE_LSX
float tmp = rand()-RAND_MAX/2;
return (__m128)(__lsx_vldrepl_w(&tmp, 0));
#else
return _mm_set1_ps(rand()-RAND_MAX/2);
#endif
#else
kiss_fft_scalar s = (kiss_fft_scalar)(rand() -RAND_MAX/2);
return s/2;