Reimplement some x86 functions without LLVM intrinsics#1477

Merged

Amanieu merged 15 commits intorust-lang:masterfrom

eduardosm:remove-llvm-intrinsics

Oct 10, 2023

Commits on Oct 4, 2023

Reimplement _mm_blendv_epi8 and _mm256_blendv_epi8 without LLVM intrinsics
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Reimplement _mm_blend_epi16 without LLVM intrinsics
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Reimplement _mm_blendv_pd and _mm256_blendv_pd without LLVM intrinsics
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Reimplement _mm_blendv_ps and _mm256_blendv_ps without LLVM intrinsics
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Reimplement _mm_blend_pd and _mm_blend_ps without LLVM intrinsics
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Reimplement _mm_addsub_ps and _mm_addsub_pd without LLVM intrinsics
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Reimplement _mm256_addsub_ps and _mm256_addsub_pd without LLVM intrinsics
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Reimplement _mm_movemask_ps and _mm_movemask_pd without LLVM intrinsics
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Reimplement _mm256_movemask_ps and _mm256_movemask_pd without LLVM intrinsics
eduardosm
committed