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PPU/SPU LLVM: Emulate VPERM2B with a 256 bit wide VPERMB (AVX512 optimization) #10959

Merged
merged 1 commit into from
Oct 13, 2021
Merged

PPU/SPU LLVM: Emulate VPERM2B with a 256 bit wide VPERMB (AVX512 optimization) #10959

merged 1 commit into from
Oct 13, 2021

Commits on Oct 5, 2021

  1. PPU/SPU LLVM: Emulate VPERM2B with a 256 bit wide VPERMB 

    - Save 1 uop by using 256 wide VPERMB instead of VPERM2B. (Compiles down to a vinserti128 and vpermb)
    @Whatcookie
    Whatcookie committed Oct 5, 2021
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