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; RUN: llc -march=hexagon < %s | FileCheck %s
; Check that a hardware loop is generated.
; CHECK: loop0
target triple = "hexagon"
; Function Attrs: norecurse nounwind
define dso_local void @f0(i32* nocapture readonly %a0, i32* nocapture %a1) local_unnamed_addr #0 {
b0:
br label %b1
b1: ; preds = %b1, %b0
%v0 = phi i32 [ %v3, %b1 ], [ 100, %b0 ]
%v1 = phi i32* [ %v6, %b1 ], [ %a1, %b0 ]
%v2 = phi i32* [ %v4, %b1 ], [ %a0, %b0 ]
%v3 = add nsw i32 %v0, -1
%v4 = getelementptr inbounds i32, i32* %v2, i32 1
%v5 = load i32, i32* %v2, align 4, !tbaa !1
%v6 = getelementptr inbounds i32, i32* %v1, i32 1
store i32 %v5, i32* %v1, align 4, !tbaa !1
%v7 = icmp eq i32 %v3, 0
br i1 %v7, label %b2, label %b1
b2: ; preds = %b1
ret void
}
attributes #0 = { norecurse nounwind "target-cpu"="hexagonv62" }
!llvm.module.flags = !{!0}
!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{!2, !2, i64 0}
!2 = !{!"int", !3, i64 0}
!3 = !{!"omnipotent char", !4, i64 0}
!4 = !{!"Simple C/C++ TBAA"}
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