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Differential D40146 Diff 125992 llvm/test/Analysis/LazyValueAnalysis/lvi-after-jumpthreading.ll

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llvm/test/Analysis/LazyValueAnalysis/lvi-after-jumpthreading.ll

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; CHECK-NEXT: ; LatticeVal for: 'i32 %a' is: overdefined ; CHECK-NEXT: ; LatticeVal for: 'i32 %a' is: overdefined
; CHECK-NEXT: ; LatticeVal for: 'i32 %length' is: overdefined ; CHECK-NEXT: ; LatticeVal for: 'i32 %length' is: overdefined
br label %loop br label %loop
; CHECK-LABEL: backedge: ; CHECK-LABEL: backedge:
; CHECK-NEXT: ; LatticeVal for: 'i32 %a' is: overdefined ; CHECK-NEXT: ; LatticeVal for: 'i32 %a' is: overdefined
; CHECK-NEXT: ; LatticeVal for: 'i32 %length' is: overdefined ; CHECK-NEXT: ; LatticeVal for: 'i32 %length' is: overdefined
; CHECK-NEXT: ; LatticeVal for: ' %iv = phi i32 [ 0, %entry ], [ %iv.next, %backedge ]' in BB: '%backedge' is: constantrange<0, 400> ; CHECK-NEXT: ; LatticeVal for: ' %iv = phi i32 [ 0, %entry ], [ %iv.next, %backedge ]' in BB: '%backedge' is: constantrange<0, 400>
; CHECK-NEXT: ; LatticeVal for: ' %iv = phi i32 [ 0, %entry ], [ %iv.next, %backedge ]' in BB: '%exit' is: constantrange<399, 400>
; CHECK-NEXT: %iv = phi i32 [ 0, %entry ], [ %iv.next, %backedge ] ; CHECK-NEXT: %iv = phi i32 [ 0, %entry ], [ %iv.next, %backedge ]
; CHECK-NEXT: ; LatticeVal for: ' %iv.next = add nsw i32 %iv, 1' in BB: '%backedge' is: constantrange<1, 401> ; CHECK-NEXT: ; LatticeVal for: ' %iv.next = add nsw i32 %iv, 1' in BB: '%backedge' is: constantrange<1, 401>
; CHECK-NEXT: ; LatticeVal for: ' %iv.next = add nsw i32 %iv, 1' in BB: '%exit' is: constantrange<400, 401>
; CHECK-NEXT: %iv.next = add nsw i32 %iv, 1 ; CHECK-NEXT: %iv.next = add nsw i32 %iv, 1
; CHECK-NEXT: ; LatticeVal for: ' %cont = icmp slt i32 %iv.next, 400' in BB: '%backedge' is: overdefined ; CHECK-NEXT: ; LatticeVal for: ' %cont = icmp slt i32 %iv.next, 400' in BB: '%backedge' is: overdefined
; CHECK-NEXT: ; LatticeVal for: ' %cont = icmp slt i32 %iv.next, 400' in BB: '%exit' is: constantrange<0, -1>
; CHECK-NEXT: %cont = icmp slt i32 %iv.next, 400 ; CHECK-NEXT: %cont = icmp slt i32 %iv.next, 400
; CHECK-NOT: loop ; CHECK-NOT: loop
loop: loop:
%iv = phi i32 [0, %entry], [%iv.next, %backedge] %iv = phi i32 [0, %entry], [%iv.next, %backedge]
%cnd = icmp sge i32 %iv, 0 %cnd = icmp sge i32 %iv, 0
br i1 %cnd, label %backedge, label %exit br i1 %cnd, label %backedge, label %exit
backedge: backedge:
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