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PPU: implement AVX2 path for gv_rol32

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Lalit Shankar Chowdhury
2026-08-12 14:01:33 +03:00
committed by Elad
parent 92870a3d4e
commit 9b1eb45a47
1 changed files with 4 additions and 0 deletions
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rpcs3/util/simd.hpp
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@@ -3013,6 +3013,10 @@ inline v128 gv_rol32(const v128& a, const v128& b)
{
#if defined(__AVX512VL__)
return _mm_rolv_epi32(a, b);
#elif defined(__AVX2__)
const auto amt1 = _mm_and_si128(b, _mm_set1_epi32(31));
const auto amt2 = _mm_sub_epi32(_mm_set1_epi32(32), amt1);
return _mm_or_si128(_mm_sllv_epi32(a, amt1), _mm_srlv_epi32(a, amt2));
#elif defined(ARCH_ARM64)
const auto amt1 = vandq_s32(b, gv_bcst32(31));
const auto amt2 = vsubq_s32(amt1, gv_bcst32(32));