add remaining altivec instructions

This commit is contained in:
DeaTh-G
2024-11-03 21:27:33 +01:00
committed by DeaTh-G
parent 1d452c60a8
commit a5d6382975
2 changed files with 31 additions and 0 deletions

View File

@@ -645,6 +645,19 @@ inline __m128i _mm_vctsxs(__m128 src1)
return _mm_andnot_si128(_mm_castps_si128(xmm2), _mm_castps_si128(dest));
}
inline __m128i _mm_vctuxs(__m128 src1)
{
__m128 xmm0 = _mm_max_ps(src1, _mm_set1_epi32(0));
__m128 xmm1 = _mm_cmpge_ps(xmm0, _mm_set1_ps((float)0x80000000));
__m128 xmm2 = _mm_sub_ps(xmm0, _mm_set1_ps((float)0x80000000));
xmm0 = _mm_blendv_ps(xmm0, xmm2, xmm1);
__m128i dest = _mm_cvttps_epi32(xmm0);
xmm0 = _mm_cmpeq_epi32(dest, _mm_set1_epi32(INT_MIN));
xmm1 = _mm_and_si128(xmm1, _mm_set1_epi32(INT_MIN));
dest = _mm_add_epi32(dest, xmm1);
return _mm_or_si128(dest, xmm0);
}
inline __m128i _mm_vsr(__m128i a, __m128i b)
{
b = _mm_srli_epi64(_mm_slli_epi64(b, 61), 61);