[llvm-bugs] [Bug 26474] New: [AVX512F] Can't load/ext <8 x i1> vector

[via llvm-bugs]

https://llvm.org/bugs/show_bug.cgi?id=26474

            Bug ID: 26474
           Summary: [AVX512F] Can't load/ext <8 x i1> vector
           Product: libraries
           Version: trunk
          Hardware: PC
                OS: Windows NT
            Status: NEW
          Severity: normal
          Priority: P
         Component: Backend: X86
          Assignee: unassignedbugs at nondot.org
          Reporter: llvm-dev at redking.me.uk
                CC: llvm-bugs at lists.llvm.org
    Classification: Unclassified

Taken from llvm\test\CodeGen\X86\vector-sext.ll:

define <8 x i16> @load_sext_8i1_to_8i16(<8 x i1> *%ptr) {
entry:
 %X = load <8 x i1>, <8 x i1>* %ptr
 %Y = sext <8 x i1> %X to <8 x i16>
 ret <8 x i16> %Y
}

llc < test.ll -mtriple=x86_64-unknown-unknown -mattr=+avx512f

This action is not supported yet!
UNREACHABLE executed at
D:\prj\llvm\llvm\lib\CodeGen\SelectionDAG\LegalizeDAG.cpp:912!

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