1; RUN: opt -march=hexagon -hexagon-autohvx -loop-vectorize -S < %s | FileCheck %s 2; Check that the loop has been interleaved. 3; CHECK: store <64 x i32> %interleaved.vec 4 5target datalayout = "e-m:e-p:32:32:32-a:0-n16:32-i64:64:64-i32:32:32-i16:16:16-i1:8:8-f32:32:32-f64:64:64-v32:32:32-v64:64:64-v512:512:512-v1024:1024:1024-v2048:2048:2048" 6target triple = "hexagon" 7 8define void @f0(i32* noalias nocapture %a0, i32* noalias nocapture readonly %a1, i32 %a2) #0 { 9b0: 10 %v0 = icmp eq i32 %a2, 0 11 br i1 %v0, label %b3, label %b1 12 13b1: ; preds = %b0 14 br label %b4 15 16b2: ; preds = %b4 17 br label %b3 18 19b3: ; preds = %b2, %b0 20 ret void 21 22b4: ; preds = %b4, %b1 23 %v1 = phi i32 [ %v13, %b4 ], [ 0, %b1 ] 24 %v2 = getelementptr inbounds i32, i32* %a1, i32 %v1 25 %v3 = load i32, i32* %v2, align 4, !tbaa !1 26 %v4 = getelementptr inbounds i32, i32* %a0, i32 %v1 27 %v5 = load i32, i32* %v4, align 4, !tbaa !1 28 %v6 = add nsw i32 %v5, %v3 29 store i32 %v6, i32* %v4, align 4, !tbaa !1 30 %v7 = or i32 %v1, 1 31 %v8 = getelementptr inbounds i32, i32* %a1, i32 %v7 32 %v9 = load i32, i32* %v8, align 4, !tbaa !1 33 %v10 = getelementptr inbounds i32, i32* %a0, i32 %v7 34 %v11 = load i32, i32* %v10, align 4, !tbaa !1 35 %v12 = add nsw i32 %v11, %v9 36 store i32 %v12, i32* %v10, align 4, !tbaa !1 37 %v13 = add nuw nsw i32 %v1, 2 38 %v14 = icmp eq i32 %v13, %a2 39 br i1 %v14, label %b2, label %b4, !llvm.loop !5 40} 41 42attributes #0 = { norecurse nounwind "target-cpu"="hexagonv60" "target-features"="+hvx-length128b,+hvxv60" } 43 44!llvm.module.flags = !{!0} 45 46!0 = !{i32 1, !"wchar_size", i32 4} 47!1 = !{!2, !2, i64 0} 48!2 = !{!"int", !3, i64 0} 49!3 = !{!"omnipotent char", !4, i64 0} 50!4 = !{!"Simple C/C++ TBAA"} 51!5 = distinct !{!5, !6} 52!6 = !{!"llvm.loop.unroll.disable"} 53