llvm-for-llvmta/test/CodeGen/X86/pr32278.ll

12 lines
335 B
LLVM

; PR32278
; RUN: llc -mtriple=x86_64-unknown < %s
define i8 @foo_v4i1_0_0_1_1_2_2_3_3(i8 %in) {
%trunc = trunc i8 %in to i4
%mask = bitcast i4 %trunc to <4 x i1>
%s = shufflevector <4 x i1> %mask, <4 x i1> undef, <8 x i32> <i32 0, i32 0, i32 1, i32 1, i32 2, i32 2, i32 3, i32 3>
%b = bitcast <8 x i1> %s to i8
ret i8 %b
}