1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s -mtriple=armv7 | FileCheck %s 3; 4; Ensure that don't crash given a largeish power-of-two shufflevector index. 5 6%struct.desc = type { i32, [7 x i32] } 7 8define i32 @foo(ptr %descs, i32 %num, i32 %cw) local_unnamed_addr #0 { 9; CHECK-LABEL: foo: 10; CHECK: @ %bb.0: @ %entry 11; CHECK-NEXT: vldr d16, [r0, #32] 12; CHECK-NEXT: vadd.i32 d16, d16, d16 13; CHECK-NEXT: vmov.32 r0, d16[0] 14; CHECK-NEXT: bx lr 15entry: 16 %wide.vec = load <16 x i32>, ptr %descs, align 4 17 %strided.vec = shufflevector <16 x i32> %wide.vec, <16 x i32> undef, <2 x i32> <i32 0, i32 8> 18 %bin.rdx20 = add <2 x i32> %strided.vec, %strided.vec 19 %0 = extractelement <2 x i32> %bin.rdx20, i32 1 20 ret i32 %0 21} 22