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Missing Arm ACLE intrinsics for count leading sign (CLS) on unsigned datatypes #47171
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pbarrio closed 4 years ago
Extended Description
Clang is missing intrinsics support for NEON CLS on unsigned integers: vcls_u8, vclsq_u8, vcls_u16, vclsq_u16, vcls_u32, vclsq_u32. See https://developer.arm.com/architectures/instruction-sets/simd-isas/neon/intrinsics.