Hello_User/XenonRecomp
1
0
Fork 0
mirror of https://github.com/hedge-dev/XenonRecomp.git synced 2025-07-22 21:17:14 +00:00
Code Issues Packages Projects Releases Wiki Activity

Vector permute, splat and shift instructions.

Browse Source
This commit is contained in:
Skyth
2024-09-17 19:56:44 +03:00
parent 04efd27f62
commit 34d44c3c0a
2 changed files with 65 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
PowerUtils/ppc_context.h
View File

@@ -448,3 +448,10 @@ inline __m128 _mm_cvtepu32_ps(__m128i v)
__m128 v1f = _mm_cvtepi32_ps(v1);
return _mm_add_ps(v2f, v1f);
}
inline __m128i _mm_perm_epi8(__m128i a, __m128i b, __m128i c)
{
__m128i d = _mm_set1_epi8(0xF);
__m128i e = _mm_sub_epi8(d, _mm_and_si128(c, d));
return _mm_blendv_epi8(_mm_shuffle_epi8(a, e), _mm_shuffle_epi8(b, e), _mm_slli_epi32(c, 3));
}