@@ -40,29 +40,62 @@ loop: ; preds = %loop.preheader, %loop
4040 br i1 %exitcond.not , label %exit , label %loop
4141}
4242
43- ; CHECK: <x1> vector loop: {
43+ ; CHECK: VPlan 'Initial VPlan for VF={vscale x 1},UF>=1' {
44+ ; CHECK-NEXT: Live-in vp<%0> = VF * UF
45+ ; CHECK-NEXT: Live-in vp<%1> = vector-trip-count
46+ ; CHECK-NEXT: vp<%2> = original trip-count
47+ ; CHECK-EMPTY:
48+ ; CHECK-NEXT: ir-bb<loop.preheader>:
49+ ; CHECK-NEXT: IR %wide.trip.count = zext i32 %N to i64
50+ ; CHECK-NEXT: EMIT vp<%2> = EXPAND SCEV (zext i32 %N to i64)
51+ ; CHECK-NEXT: Successor(s): vector.ph
52+ ; CHECK-EMPTY:
53+ ; CHECK-NEXT: vector.ph:
54+ ; CHECK-NEXT: Successor(s): vector loop
55+ ; CHECK-EMPTY:
56+ ; CHECK-NEXT: <x1> vector loop: {
4457; CHECK-NEXT: vector.body:
45- ; CHECK-NEXT: SCALAR-PHI vp<%1 > = phi ir<0>, vp<%index.next>
58+ ; CHECK-NEXT: EMIT vp<%3 > = CANONICAL-INDUCTION ir<0>, vp<%index.next>
4659; CHECK-NEXT: EMIT ir<%t.010> = csa-data-phi ir<poison>, ir<%spec.select>
4760; CHECK-NEXT: EMIT vp<%csa.mask.phi> = csa-mask-phi ir<false>
48- ; CHECK-NEXT: vp<%2 > = SCALAR-STEPS vp<%1 >, ir<1>
49- ; CHECK-NEXT: CLONE ir<%arrayidx> = getelementptr inbounds ir<%data>, vp<%2 >
50- ; CHECK-NEXT: vp<%3 > = vector-pointer ir<%arrayidx>
51- ; CHECK-NEXT: WIDEN ir<%6 > = load vp<%3 >
52- ; CHECK-NEXT: WIDEN-CAST ir<%7 > = sext ir<%6 > to i64
53- ; CHECK-NEXT: WIDEN ir<%cmp1> = icmp slt ir<%a>, ir<%7 >
61+ ; CHECK-NEXT: vp<%4 > = SCALAR-STEPS vp<%3 >, ir<1>
62+ ; CHECK-NEXT: CLONE ir<%arrayidx> = getelementptr inbounds ir<%data>, vp<%4 >
63+ ; CHECK-NEXT: vp<%5 > = vector-pointer ir<%arrayidx>
64+ ; CHECK-NEXT: WIDEN ir<%0 > = load vp<%5 >
65+ ; CHECK-NEXT: WIDEN-CAST ir<%1 > = sext ir<%0 > to i64
66+ ; CHECK-NEXT: WIDEN ir<%cmp1> = icmp slt ir<%a>, ir<%1 >
5467; CHECK-NEXT: EMIT vp<%csa.cond.anyof> = any-of ir<%cmp1>
5568; CHECK-NEXT: EMIT vp<%csa.mask.sel> = csa-mask-sel ir<%cmp1>, vp<%csa.mask.phi>, vp<%csa.cond.anyof>
56- ; CHECK-NEXT: EMIT ir<%spec.select> = csa-data-update ir<%t.010>, ir<%cmp1>, ir<%6 >, ir<%t.010>, vp<%csa.mask.sel>, vp<%csa.cond.anyof>
57- ; CHECK-NEXT: EMIT vp<%index.next> = add nuw vp<%1 >, ir<%5 >
58- ; CHECK-NEXT: EMIT branch-on-count vp<%index.next>, ir<%n.vec >
69+ ; CHECK-NEXT: EMIT ir<%spec.select> = csa-data-update ir<%t.010>, ir<%cmp1>, ir<%0 >, ir<%t.010>, vp<%csa.mask.sel>, vp<%csa.cond.anyof>
70+ ; CHECK-NEXT: EMIT vp<%index.next> = add nuw vp<%3 >, vp<%0 >
71+ ; CHECK-NEXT: EMIT branch-on-count vp<%index.next>, vp<%1 >
5972; CHECK-NEXT: No successors
6073; CHECK-NEXT: }
61- ; CHECK-NEXT: Successor(s): ir-bb< middle.block>
62- ; CHECK-NEXT :
63- ; CHECK-NEXT: ir-bb< middle.block> :
64- ; CHECK-NEXT: EMIT vp<%5 > = extract-from-end ir<%spec.select>, ir<1>
65- ; CHECK-NEXT: EMIT vp<%6 > = CSA-EXTRACT-SCALAR ir<-1>, vp<%csa.mask.sel>, ir<%spec.select>
66- ; CHECK-NEXT: EMIT vp<%cmp.n> = icmp eq vp<%0 >, ir<%n.vec >
74+ ; CHECK-NEXT: Successor(s): middle.block
75+ ; CHECK-EMPTY :
76+ ; CHECK-NEXT: middle.block:
77+ ; CHECK-NEXT: EMIT vp<%7 > = extract-from-end ir<%spec.select>, ir<1>
78+ ; CHECK-NEXT: EMIT vp<%8 > = CSA-EXTRACT-SCALAR ir<-1>, vp<%csa.mask.sel>, ir<%spec.select>
79+ ; CHECK-NEXT: EMIT vp<%cmp.n> = icmp eq vp<%2 >, vp<%1 >
6780; CHECK-NEXT: EMIT branch-on-cond vp<%cmp.n>
68- ; CHECK-NEXT: Successor(s): ir-bb<exit.loopexit>, ir-bb<scalar.ph>
81+ ; CHECK-NEXT: Successor(s): ir-bb<exit.loopexit>, scalar.ph
82+ ; CHECK-EMPTY:
83+ ; CHECK-NEXT: scalar.ph:
84+ ; CHECK-NEXT: Successor(s): ir-bb<loop>
85+ ; CHECK-EMPTY:
86+ ; CHECK-NEXT: ir-bb<loop>:
87+ ; CHECK-NEXT: IR %iv = phi i64 [ 0, %loop.preheader ], [ %iv.next, %loop ]
88+ ; CHECK-NEXT: IR %t.010 = phi i32 [ -1, %loop.preheader ], [ %spec.select, %loop ]
89+ ; CHECK-NEXT: IR %arrayidx = getelementptr inbounds i32, ptr %data, i64 %iv
90+ ; CHECK-NEXT: IR %0 = load i32, ptr %arrayidx, align 4
91+ ; CHECK-NEXT: IR %1 = sext i32 %0 to i64
92+ ; CHECK-NEXT: IR %cmp1 = icmp slt i64 %a, %1
93+ ; CHECK-NEXT: IR %spec.select = select i1 %cmp1, i32 %0, i32 %t.010
94+ ; CHECK-NEXT: IR %iv.next = add nuw nsw i64 %iv, 1
95+ ; CHECK-NEXT: IR %exitcond.not = icmp eq i64 %iv.next, %wide.trip.count
96+ ; CHECK-NEXT: No successors
97+ ; CHECK-EMPTY:
98+ ; CHECK-NEXT: ir-bb<exit.loopexit>:
99+ ; CHECK-NEXT: IR %spec.select.lcssa = phi i32 [ %spec.select, %loop ] (extra operand: vp<%7> from middle.block)
100+ ; CHECK-NEXT: No successors
101+ ; CHECK-NEXT: }
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