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; REQUIRES: asserts
; RUN: opt --passes=loop-vectorize,dce,instcombine --mtriple loongarch64 \
; RUN: -S < %s 2>&1 | FileCheck %s
; CHECK-LABEL: foo
; CHECK: %{{.*}} = add {{.*}}, 2
; Function Attrs: nofree norecurse nosync nounwind writeonly
define dso_local void @foo(i32 signext %n, ptr nocapture %A) local_unnamed_addr #0 {
entry:
%cmp5 = icmp sgt i32 %n, 0
br i1 %cmp5, label %for.body.preheader, label %for.cond.cleanup
for.body.preheader: ; preds = %entry
%wide.trip.count = zext i32 %n to i64
br label %for.body
for.cond.cleanup.loopexit: ; preds = %for.body
br label %for.cond.cleanup
for.cond.cleanup: ; preds = %for.cond.cleanup.loopexit, %entry
ret void
for.body: ; preds = %for.body.preheader, %for.body
%indvars.iv = phi i64 [ 0, %for.body.preheader ], [ %indvars.iv.next, %for.body ]
%arrayidx = getelementptr inbounds i32, ptr %A, i64 %indvars.iv
%0 = trunc i64 %indvars.iv to i32
store i32 %0, ptr %arrayidx, align 4, !tbaa !4
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
%exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
br i1 %exitcond.not, label %for.cond.cleanup.loopexit, label %for.body, !llvm.loop !8
}
!4 = !{!5, !5, i64 0}
!5 = !{!"int", !6, i64 0}
!6 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C/C++ TBAA"}
!8 = distinct !{!8, !9}
!9 = !{!"llvm.loop.mustprogress"}
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