1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc %s -o - | FileCheck %s 3 4target triple = "arm64-apple-ios13.4.0" 5 6; Make we do not get stuck in a cycle in DAGCombiner. 7 8define void @test(i1 %c, ptr %ptr) { 9; CHECK-LABEL: test: 10; CHECK: ; %bb.0: ; %entry 11; CHECK-NEXT: movi d0, #0000000000000000 12; CHECK-NEXT: tbz w0, #0, LBB0_2 13; CHECK-NEXT: ; %bb.1: ; %bb1 14; CHECK-NEXT: ldr d0, [x1] 15; CHECK-NEXT: LBB0_2: ; %bb2 16; CHECK-NEXT: str d0, [x8] 17; CHECK-NEXT: ret 18entry: 19 br i1 %c, label %bb1, label %bb2 20 21bb1: 22 %lv1 = load <1 x double>, ptr %ptr, align 16 23 br label %bb2 24 25bb2: 26 %p = phi <1 x double> [ %lv1, %bb1 ], [ zeroinitializer, %entry ] 27 %vecext19 = extractelement <1 x double> %p, i32 0 28 %arrayidx21 = getelementptr inbounds [4 x <4 x double>], ptr undef, i64 0, i64 3 29 %lv2 = load <4 x double>, ptr %arrayidx21, align 16 30 %vecins22 = insertelement <4 x double> %lv2, double %vecext19, i32 2 31 store <4 x double> %vecins22, ptr %arrayidx21, align 16 32 ret void 33} 34