[llvm-bugs] [Bug 30823] New: LLVM ERROR: Cannot select: t5: v16i8 = BUILD_VECTOR Constant:i32<1>,

[via llvm-bugs]

https://llvm.org/bugs/show_bug.cgi?id=30823

            Bug ID: 30823
           Summary: LLVM ERROR: Cannot select: t5: v16i8 = BUILD_VECTOR
                    Constant:i32<1>,
           Product: libraries
           Version: trunk
          Hardware: PC
                OS: All
            Status: NEW
          Severity: normal
          Priority: P
         Component: Backend: PowerPC
          Assignee: unassignedbugs at nondot.org
          Reporter: jtony at ca.ibm.com
                CC: llvm-bugs at lists.llvm.org
    Classification: Unclassified

jtony at genoa:~/scrum/s1/29$ cat test.ll
define <16 x i8> @test() {
entry:
 ret <16 x i8> <i8 1, i8 2, i8 3, i8 4, i8 1, i8 2, i8 3, i8 4, i8 1, i8 2, i8
3, i8 4, i8 1, i8 2, i8 3, i8 4>
}

jtony at genoa:~/scrum/s1/29$ llc < test.ll -mcpu=pwr9
        .text
        .abiversion 2
        .file   "<stdin>"
LLVM ERROR: Cannot select: t5: v16i8 = BUILD_VECTOR Constant:i32<1>,
Constant:i32<2>, Constant:i32<3>, Constant:i32<4>, Constant:i32<1>,
Constant:i32<2>, Constant:i32<3>, Constant:i32<4>, Constant:i32<1>,
Constant:i32<2>, Constant:i32<3>, Constant:i32<4>, Constant:i32<1>,
Constant:i32<2>, Constant:i32<3>, Constant:i32<4>
  t12: i32 = Constant<1>
  t11: i32 = Constant<2>
  t10: i32 = Constant<3>
  t9: i32 = Constant<4>
  t12: i32 = Constant<1>
  t11: i32 = Constant<2>
  t10: i32 = Constant<3>
  t9: i32 = Constant<4>
  t12: i32 = Constant<1>
  t11: i32 = Constant<2>
  t10: i32 = Constant<3>
  t9: i32 = Constant<4>
  t12: i32 = Constant<1>
  t11: i32 = Constant<2>
  t10: i32 = Constant<3>
  t9: i32 = Constant<4>
In function: test

Note this bug only occurs with option -mcpu=pwr9.

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