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Add AVX2 and AVX512 optimization #1552

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merged 4 commits into from
Sep 6, 2024
Merged

Add AVX2 and AVX512 optimization #1552

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afdb2de
Add AVX2 optimization
tszumski Jul 24, 2024
846538c
AVX512 code
tszumski Jul 25, 2024
342c687
Fix CI, _mm256_extract_epi32 and _mm256_insert_epi32 does not exist i…
tszumski Sep 5, 2024
ececcd9
Fix Code Style
tszumski Sep 5, 2024
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Fix CI, _mm256_extract_epi32 and _mm256_insert_epi32 does not exist i… 
…n MSVC 2015 toolset
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@tszumski
tszumski committed Sep 5, 2024
commit 342c6872cab8f778e4699c13e2f03cd4d102c03d
4 changes: 2 additions & 2 deletions src/lib/openjp2/dwt.c
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Expand Up @@ -505,9 +505,9 @@ static void opj_idwt53_h_cas0(OPJ_INT32* tmp,
even = _mm256_srai_epi32(even, 2);
even = _mm256_sub_epi32(lf_avx2, even);

next_even = _mm256_extract_epi32(even, 7);
next_even = _mm_extract_epi32(_mm256_extracti128_si256(even, 1), 3);
even_m1 = _mm256_permutevar8x32_epi32(even, reg_permutevar_mask_move_right);
even_m1 = _mm256_insert_epi32(even_m1, prev_even, 0);
even_m1 = _mm256_blend_epi32(even_m1, _mm256_set1_epi32(prev_even), (1 << 0));

//out[0] + out[2]
odd = _mm256_add_epi32(even_m1, even);
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