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Add optimization for scalar/vector conversion of uint32/uint64 to/from packed float/double #80829

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anthonycanino opened this issue Jan 19, 2023 · 3 comments
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area-CodeGen-coreclr CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI avx512 Related to the AVX-512 architecture
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@anthonycanino
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AVX512VL adds a number of new scalar/packed conversion for unsigned 32-bit/64-bit integer types to float/double. These allow to replace less efficient conversions on xarch --- either multiple instructions or dedicated helper methods --- with single accelerated instructions.

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I couldn't figure out the best area label to add to this issue. If you have write-permissions please help me learn by adding exactly one area label.

@ghost ghost added the untriaged New issue has not been triaged by the area owner label Jan 19, 2023
@BruceForstall BruceForstall added area-CodeGen-coreclr CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI avx512 Related to the AVX-512 architecture and removed untriaged New issue has not been triaged by the area owner labels Jan 19, 2023
@BruceForstall BruceForstall added this to the 8.0.0 milestone Jan 19, 2023
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ghost commented Jan 19, 2023

Tagging subscribers to this area: @JulieLeeMSFT, @jakobbotsch, @kunalspathak
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Issue Details

AVX512VL adds a number of new scalar/packed conversion for unsigned 32-bit/64-bit integer types to float/double. These allow to replace less efficient conversions on xarch --- either multiple instructions or dedicated helper methods --- with single accelerated instructions.

Author: anthonycanino
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area-CodeGen-coreclr, arch-avx512

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@tannergooding
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This was completed in #97529 and #100993

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area-CodeGen-coreclr CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI avx512 Related to the AVX-512 architecture
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