[llvm-bugs] [Bug 47827] New: Missing Arm ACLE intrinsics for count leading sign (CLS) on unsigned datatypes

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https://bugs.llvm.org/show_bug.cgi?id=47827

            Bug ID: 47827
           Summary: Missing Arm ACLE intrinsics for count leading sign
                    (CLS) on unsigned datatypes
           Product: clang
           Version: trunk
          Hardware: All
                OS: All
            Status: NEW
          Severity: normal
          Priority: P
         Component: -New Bugs
          Assignee: unassignedclangbugs at nondot.org
          Reporter: pablo.barrio at arm.com
                CC: htmldeveloper at gmail.com, llvm-bugs at lists.llvm.org,
                    neeilans at live.com, richard-llvm at metafoo.co.uk

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.

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