SIMD: add fast integer division intrinsics for all supported platforms#18178

Merged

mattip merged 8 commits intonumpy:mainfrom

seiko2plus:npyv_fast_div

Mar 8, 2021

Commits on Mar 8, 2021

SIMD: add NPYV intrinsics that compute the parameters used for fast integer division
seiko2plus
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SIMD: add NPYV fast integer division intrinsics for SSE
seiko2plus
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SIMD: add NPYV fast integer division intrinsics for AVX2
seiko2plus
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SIMD: add NPYV fast integer division intrinsics for AVX512
seiko2plus
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SIMD: add NPYV fast integer division intrinsics for VSX
seiko2plus
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SIMD: add NPYV fast integer division intrinsics for NEON
seiko2plus
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SIMD, TST: add test cases for NPYV fast integer division
seiko2plus
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SIMD, BUG: fix passing immediate values to npyv_setall_u64 on SSE/32-bit
seiko2plus
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