1b6dac89cSThomas Lively; RUN: llc < %s -mattr=+simd128 -verify-machineinstrs | FileCheck %s --check-prefixes CHECK 2ed951347SThomas Lively 3ed951347SThomas Lively; Check that shuffles maintain their type when being custom 4ed951347SThomas Lively; lowered. Regression test for bug 39275. 5ed951347SThomas Lively 6ed951347SThomas Livelytarget triple = "wasm32-unknown-unknown" 7ed951347SThomas Lively 8*a781a706SThomas Lively; CHECK: i8x16.shuffle 9ed951347SThomas Livelydefine <4 x i32> @foo(<4 x i32> %x) { 10ed951347SThomas Lively %1 = shufflevector <4 x i32> %x, <4 x i32> undef, 11ed951347SThomas Lively <4 x i32> <i32 2, i32 3, i32 undef, i32 undef> 12ed951347SThomas Lively %2 = shufflevector <4 x i32> %1, <4 x i32> undef, 13ed951347SThomas Lively <4 x i32> <i32 1, i32 undef, i32 undef, i32 undef> 14ed951347SThomas Lively %3 = add <4 x i32> %2, %2 15ed951347SThomas Lively ret <4 x i32> %3 16ed951347SThomas Lively} 17