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33 lines
1.1 KiB
33 lines
1.1 KiB
; RUN: opt < %s -loop-reduce -verify
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target triple = "x86_64-apple-darwin10"
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define void @myquicksort(i8* %a) nounwind ssp {
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entry:
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br i1 undef, label %loop1, label %return
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loop1: ; preds = %bb13.loopexit, %entry
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%indvar419 = phi i64 [ %indvar.next420, %loop2.exit ], [ 0, %entry ]
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%tmp474 = shl i64 %indvar419, 2
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%tmp484 = add i64 %tmp474, 4
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br label %loop2
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loop2: ; preds = %loop1, %loop2.backedge
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%indvar414 = phi i64 [ %indvar.next415, %loop2.backedge ], [ 0, %loop1 ]
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%tmp473 = mul i64 %indvar414, -4
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%tmp485 = add i64 %tmp484, %tmp473
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%storemerge4 = getelementptr i8, i8* %a, i64 %tmp485
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%0 = icmp ugt i8* %storemerge4, %a
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br i1 false, label %loop2.exit, label %loop2.backedge
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loop2.backedge: ; preds = %loop2
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%indvar.next415 = add i64 %indvar414, 1
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br label %loop2
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loop2.exit: ; preds = %loop2
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%indvar.next420 = add i64 %indvar419, 1
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br i1 undef, label %loop1, label %return
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return: ; preds = %loop2.exit, %entry
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ret void
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}
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