[llvm-bugs] [Bug 6455] Clear most significant 32 bits in the elements <2 x i64> efficiently

[via llvm-bugs]

https://bugs.llvm.org/show_bug.cgi?id=6455

Simon Pilgrim <llvm-dev at redking.me.uk> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |FIXED
             Status|NEW                         |RESOLVED

--- Comment #3 from Simon Pilgrim <llvm-dev at redking.me.uk> ---
Current Codegen: https://godbolt.org/z/KrT3qhjj3

This has all been handled by a mixture of
TargetLowering::isVectorClearMaskLegal and X86 shuffle combining.

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