1; RUN: llc -march=hexagon -enable-pipeliner=false < %s | FileCheck %s 2; RUN: llc -march=hexagon -enable-pipeliner < %s 3; REQUIRES: asserts 4; CHECK-NOT: and( 5; CHECK-NOT: or( 6; CHECK-NOT: combine(0 7; CHECK: add 8; CHECK: add( 9; CHECK-NEXT: memuh( 10; CHECK-NEXT: endloop 11 12%s.22 = type { i64 } 13 14@g0 = common global i32 0, align 4 15 16; Function Attrs: nounwind 17define i64 @f0(%s.22* nocapture %a0, i32 %a1) #0 { 18b0: 19 %v0 = bitcast %s.22* %a0 to i16* 20 %v1 = load i16, i16* %v0, align 2, !tbaa !0 21 %v2 = zext i16 %v1 to i64 22 %v3 = icmp sgt i32 %a1, 0 23 br i1 %v3, label %b1, label %b4 24 25b1: ; preds = %b0 26 br label %b2 27 28b2: ; preds = %b2, %b1 29 %v4 = phi i16* [ %v8, %b2 ], [ %v0, %b1 ] 30 %v5 = phi i32 [ %v10, %b2 ], [ undef, %b1 ] 31 %v6 = phi i32 [ %v15, %b2 ], [ 0, %b1 ] 32 %v7 = phi i64 [ %v14, %b2 ], [ %v2, %b1 ] 33 %v8 = getelementptr inbounds i16, i16* %v4, i32 1 34 %v9 = trunc i64 %v7 to i32 35 %v10 = add i32 %v5, %v9 36 %v11 = load i16, i16* %v8, align 2, !tbaa !0 37 %v12 = zext i16 %v11 to i64 38 %v13 = and i64 %v7, -4294967296 39 %v14 = or i64 %v12, %v13 40 %v15 = add nsw i32 %v6, 1 41 %v16 = icmp eq i32 %v15, %a1 42 br i1 %v16, label %b3, label %b2 43 44b3: ; preds = %b2 45 br label %b4 46 47b4: ; preds = %b3, %b0 48 %v17 = phi i32 [ undef, %b0 ], [ %v10, %b3 ] 49 %v18 = phi i64 [ %v2, %b0 ], [ %v14, %b3 ] 50 store volatile i32 %v17, i32* @g0, align 4, !tbaa !4 51 ret i64 %v18 52} 53 54attributes #0 = { nounwind } 55 56!0 = !{!1, !1, i64 0} 57!1 = !{!"short", !2} 58!2 = !{!"omnipotent char", !3} 59!3 = !{!"Simple C/C++ TBAA"} 60!4 = !{!5, !5, i64 0} 61!5 = !{!"long", !2} 62