[llvm-bugs] [Bug 12988] ARM NEON intrinsic vextq_u16() produces very bad code

[via llvm-bugs]

https://llvm.org/bugs/show_bug.cgi?id=12988

Renato Golin <renato.golin at linaro.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
                 CC|                            |renato.golin at linaro.org
         Resolution|---                         |FIXED

--- Comment #1 from Renato Golin <renato.golin at linaro.org> ---
Fixed on trunk:

.LBB0_1:                                @ %for.body
                                        @ =>This Inner Loop Header: Depth=1
    vld1.16    {d16, d17}, [r1], r2
    subs    r0, r0, #1
    vmlal.u16    q1, d17, d4[0]
    vmlal.u16    q0, d16, d4[0]
    vext.16    q2, q2, q2, #1
    bne    .LBB0_1
@ BB#2:                                 @ %for.end
    bx    lr

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