1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -S -force-vector-width=2 -force-vector-interleave=1 -loop-vectorize -verify-loop-info -simplifycfg -simplifycfg-require-and-preserve-domtree=1 < %s | FileCheck %s
3; RUN: opt -S -force-vector-width=1 -force-vector-interleave=2 -loop-vectorize -verify-loop-info < %s | FileCheck %s --check-prefix=UNROLL-NO-VF
4
5target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
6
7; Test predication of non-void instructions, specifically (i) that these
8; instructions permit vectorization and (ii) the creation of an insertelement
9; and a Phi node. We check the full 2-element sequence for all predicate instructions.
10define void @test(i32* nocapture %asd, i32* nocapture %aud,
11; CHECK-LABEL: @test(
12; CHECK-NEXT:  entry:
13; CHECK-NEXT:    [[ASD1:%.*]] = bitcast i32* [[ASD:%.*]] to i8*
14; CHECK-NEXT:    [[AUD3:%.*]] = bitcast i32* [[AUD:%.*]] to i8*
15; CHECK-NEXT:    [[ASR6:%.*]] = bitcast i32* [[ASR:%.*]] to i8*
16; CHECK-NEXT:    [[AUR9:%.*]] = bitcast i32* [[AUR:%.*]] to i8*
17; CHECK-NEXT:    [[SCEVGEP:%.*]] = getelementptr i32, i32* [[ASD]], i64 128
18; CHECK-NEXT:    [[SCEVGEP2:%.*]] = bitcast i32* [[SCEVGEP]] to i8*
19; CHECK-NEXT:    [[SCEVGEP4:%.*]] = getelementptr i32, i32* [[AUD]], i64 128
20; CHECK-NEXT:    [[SCEVGEP45:%.*]] = bitcast i32* [[SCEVGEP4]] to i8*
21; CHECK-NEXT:    [[SCEVGEP7:%.*]] = getelementptr i32, i32* [[ASR]], i64 128
22; CHECK-NEXT:    [[SCEVGEP78:%.*]] = bitcast i32* [[SCEVGEP7]] to i8*
23; CHECK-NEXT:    [[SCEVGEP10:%.*]] = getelementptr i32, i32* [[AUR]], i64 128
24; CHECK-NEXT:    [[SCEVGEP1011:%.*]] = bitcast i32* [[SCEVGEP10]] to i8*
25; CHECK-NEXT:    [[BOUND0:%.*]] = icmp ult i8* [[ASD1]], [[SCEVGEP45]]
26; CHECK-NEXT:    [[BOUND1:%.*]] = icmp ult i8* [[AUD3]], [[SCEVGEP2]]
27; CHECK-NEXT:    [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]]
28; CHECK-NEXT:    [[BOUND012:%.*]] = icmp ult i8* [[ASD1]], [[SCEVGEP78]]
29; CHECK-NEXT:    [[BOUND113:%.*]] = icmp ult i8* [[ASR6]], [[SCEVGEP2]]
30; CHECK-NEXT:    [[FOUND_CONFLICT14:%.*]] = and i1 [[BOUND012]], [[BOUND113]]
31; CHECK-NEXT:    [[CONFLICT_RDX:%.*]] = or i1 [[FOUND_CONFLICT]], [[FOUND_CONFLICT14]]
32; CHECK-NEXT:    [[BOUND015:%.*]] = icmp ult i8* [[ASD1]], [[SCEVGEP1011]]
33; CHECK-NEXT:    [[BOUND116:%.*]] = icmp ult i8* [[AUR9]], [[SCEVGEP2]]
34; CHECK-NEXT:    [[FOUND_CONFLICT17:%.*]] = and i1 [[BOUND015]], [[BOUND116]]
35; CHECK-NEXT:    [[CONFLICT_RDX18:%.*]] = or i1 [[CONFLICT_RDX]], [[FOUND_CONFLICT17]]
36; CHECK-NEXT:    [[BOUND019:%.*]] = icmp ult i8* [[AUD3]], [[SCEVGEP78]]
37; CHECK-NEXT:    [[BOUND120:%.*]] = icmp ult i8* [[ASR6]], [[SCEVGEP45]]
38; CHECK-NEXT:    [[FOUND_CONFLICT21:%.*]] = and i1 [[BOUND019]], [[BOUND120]]
39; CHECK-NEXT:    [[CONFLICT_RDX22:%.*]] = or i1 [[CONFLICT_RDX18]], [[FOUND_CONFLICT21]]
40; CHECK-NEXT:    [[BOUND023:%.*]] = icmp ult i8* [[AUD3]], [[SCEVGEP1011]]
41; CHECK-NEXT:    [[BOUND124:%.*]] = icmp ult i8* [[AUR9]], [[SCEVGEP45]]
42; CHECK-NEXT:    [[FOUND_CONFLICT25:%.*]] = and i1 [[BOUND023]], [[BOUND124]]
43; CHECK-NEXT:    [[CONFLICT_RDX26:%.*]] = or i1 [[CONFLICT_RDX22]], [[FOUND_CONFLICT25]]
44; CHECK-NEXT:    [[BOUND027:%.*]] = icmp ult i8* [[ASR6]], [[SCEVGEP1011]]
45; CHECK-NEXT:    [[BOUND128:%.*]] = icmp ult i8* [[AUR9]], [[SCEVGEP78]]
46; CHECK-NEXT:    [[FOUND_CONFLICT29:%.*]] = and i1 [[BOUND027]], [[BOUND128]]
47; CHECK-NEXT:    [[CONFLICT_RDX30:%.*]] = or i1 [[CONFLICT_RDX26]], [[FOUND_CONFLICT29]]
48; CHECK-NEXT:    br i1 [[CONFLICT_RDX30]], label [[SCALAR_PH:%.*]], label [[VECTOR_BODY:%.*]]
49; CHECK:       vector.body:
50; CHECK-NEXT:    [[INDEX:%.*]] = phi i64 [ [[INDEX_NEXT:%.*]], [[PRED_UREM_CONTINUE35:%.*]] ], [ 0, [[ENTRY:%.*]] ]
51; CHECK-NEXT:    [[TMP0:%.*]] = add i64 [[INDEX]], 0
52; CHECK-NEXT:    [[TMP1:%.*]] = getelementptr inbounds i32, i32* [[ASD]], i64 [[TMP0]]
53; CHECK-NEXT:    [[TMP2:%.*]] = getelementptr inbounds i32, i32* [[AUD]], i64 [[TMP0]]
54; CHECK-NEXT:    [[TMP3:%.*]] = getelementptr inbounds i32, i32* [[ASR]], i64 [[TMP0]]
55; CHECK-NEXT:    [[TMP4:%.*]] = getelementptr inbounds i32, i32* [[AUR]], i64 [[TMP0]]
56; CHECK-NEXT:    [[TMP5:%.*]] = getelementptr inbounds i32, i32* [[TMP1]], i32 0
57; CHECK-NEXT:    [[TMP6:%.*]] = bitcast i32* [[TMP5]] to <2 x i32>*
58; CHECK-NEXT:    [[WIDE_LOAD:%.*]] = load <2 x i32>, <2 x i32>* [[TMP6]], align 4, !alias.scope !5, !noalias !8
59; CHECK-NEXT:    [[TMP7:%.*]] = getelementptr inbounds i32, i32* [[TMP2]], i32 0
60; CHECK-NEXT:    [[TMP8:%.*]] = bitcast i32* [[TMP7]] to <2 x i32>*
61; CHECK-NEXT:    [[WIDE_LOAD31:%.*]] = load <2 x i32>, <2 x i32>* [[TMP8]], align 4, !alias.scope !12, !noalias !13
62; CHECK-NEXT:    [[TMP9:%.*]] = getelementptr inbounds i32, i32* [[TMP3]], i32 0
63; CHECK-NEXT:    [[TMP10:%.*]] = bitcast i32* [[TMP9]] to <2 x i32>*
64; CHECK-NEXT:    [[WIDE_LOAD32:%.*]] = load <2 x i32>, <2 x i32>* [[TMP10]], align 4, !alias.scope !14, !noalias !15
65; CHECK-NEXT:    [[TMP11:%.*]] = getelementptr inbounds i32, i32* [[TMP4]], i32 0
66; CHECK-NEXT:    [[TMP12:%.*]] = bitcast i32* [[TMP11]] to <2 x i32>*
67; CHECK-NEXT:    [[WIDE_LOAD33:%.*]] = load <2 x i32>, <2 x i32>* [[TMP12]], align 4, !alias.scope !15
68; CHECK-NEXT:    [[TMP13:%.*]] = add nsw <2 x i32> [[WIDE_LOAD]], <i32 23, i32 23>
69; CHECK-NEXT:    [[TMP14:%.*]] = add nsw <2 x i32> [[WIDE_LOAD31]], <i32 24, i32 24>
70; CHECK-NEXT:    [[TMP15:%.*]] = add nsw <2 x i32> [[WIDE_LOAD32]], <i32 25, i32 25>
71; CHECK-NEXT:    [[TMP16:%.*]] = add nsw <2 x i32> [[WIDE_LOAD33]], <i32 26, i32 26>
72; CHECK-NEXT:    [[TMP17:%.*]] = icmp slt <2 x i32> [[WIDE_LOAD]], <i32 100, i32 100>
73; CHECK-NEXT:    [[TMP18:%.*]] = extractelement <2 x i1> [[TMP17]], i32 0
74; CHECK-NEXT:    br i1 [[TMP18]], label [[PRED_UREM_IF:%.*]], label [[PRED_UREM_CONTINUE:%.*]]
75; CHECK:       pred.urem.if:
76; CHECK-NEXT:    [[TMP19:%.*]] = extractelement <2 x i32> [[TMP13]], i32 0
77; CHECK-NEXT:    [[TMP20:%.*]] = extractelement <2 x i32> [[WIDE_LOAD]], i32 0
78; CHECK-NEXT:    [[TMP21:%.*]] = sdiv i32 [[TMP19]], [[TMP20]]
79; CHECK-NEXT:    [[TMP22:%.*]] = insertelement <2 x i32> poison, i32 [[TMP21]], i32 0
80; CHECK-NEXT:    [[TMP23:%.*]] = extractelement <2 x i32> [[TMP14]], i32 0
81; CHECK-NEXT:    [[TMP24:%.*]] = extractelement <2 x i32> [[WIDE_LOAD31]], i32 0
82; CHECK-NEXT:    [[TMP25:%.*]] = udiv i32 [[TMP23]], [[TMP24]]
83; CHECK-NEXT:    [[TMP26:%.*]] = insertelement <2 x i32> poison, i32 [[TMP25]], i32 0
84; CHECK-NEXT:    [[TMP27:%.*]] = extractelement <2 x i32> [[TMP15]], i32 0
85; CHECK-NEXT:    [[TMP28:%.*]] = extractelement <2 x i32> [[WIDE_LOAD32]], i32 0
86; CHECK-NEXT:    [[TMP29:%.*]] = srem i32 [[TMP27]], [[TMP28]]
87; CHECK-NEXT:    [[TMP30:%.*]] = insertelement <2 x i32> poison, i32 [[TMP29]], i32 0
88; CHECK-NEXT:    [[TMP31:%.*]] = extractelement <2 x i32> [[TMP16]], i32 0
89; CHECK-NEXT:    [[TMP32:%.*]] = extractelement <2 x i32> [[WIDE_LOAD33]], i32 0
90; CHECK-NEXT:    [[TMP33:%.*]] = urem i32 [[TMP31]], [[TMP32]]
91; CHECK-NEXT:    [[TMP34:%.*]] = insertelement <2 x i32> poison, i32 [[TMP33]], i32 0
92; CHECK-NEXT:    br label [[PRED_UREM_CONTINUE]]
93; CHECK:       pred.urem.continue:
94; CHECK-NEXT:    [[TMP35:%.*]] = phi <2 x i32> [ poison, [[VECTOR_BODY]] ], [ [[TMP22]], [[PRED_UREM_IF]] ]
95; CHECK-NEXT:    [[TMP36:%.*]] = phi <2 x i32> [ poison, [[VECTOR_BODY]] ], [ [[TMP26]], [[PRED_UREM_IF]] ]
96; CHECK-NEXT:    [[TMP37:%.*]] = phi <2 x i32> [ poison, [[VECTOR_BODY]] ], [ [[TMP30]], [[PRED_UREM_IF]] ]
97; CHECK-NEXT:    [[TMP38:%.*]] = phi <2 x i32> [ poison, [[VECTOR_BODY]] ], [ [[TMP34]], [[PRED_UREM_IF]] ]
98; CHECK-NEXT:    [[TMP39:%.*]] = extractelement <2 x i1> [[TMP17]], i32 1
99; CHECK-NEXT:    br i1 [[TMP39]], label [[PRED_UREM_IF34:%.*]], label [[PRED_UREM_CONTINUE35]]
100; CHECK:       pred.urem.if34:
101; CHECK-NEXT:    [[TMP40:%.*]] = extractelement <2 x i32> [[TMP13]], i32 1
102; CHECK-NEXT:    [[TMP41:%.*]] = extractelement <2 x i32> [[WIDE_LOAD]], i32 1
103; CHECK-NEXT:    [[TMP42:%.*]] = sdiv i32 [[TMP40]], [[TMP41]]
104; CHECK-NEXT:    [[TMP43:%.*]] = insertelement <2 x i32> [[TMP35]], i32 [[TMP42]], i32 1
105; CHECK-NEXT:    [[TMP44:%.*]] = extractelement <2 x i32> [[TMP14]], i32 1
106; CHECK-NEXT:    [[TMP45:%.*]] = extractelement <2 x i32> [[WIDE_LOAD31]], i32 1
107; CHECK-NEXT:    [[TMP46:%.*]] = udiv i32 [[TMP44]], [[TMP45]]
108; CHECK-NEXT:    [[TMP47:%.*]] = insertelement <2 x i32> [[TMP36]], i32 [[TMP46]], i32 1
109; CHECK-NEXT:    [[TMP48:%.*]] = extractelement <2 x i32> [[TMP15]], i32 1
110; CHECK-NEXT:    [[TMP49:%.*]] = extractelement <2 x i32> [[WIDE_LOAD32]], i32 1
111; CHECK-NEXT:    [[TMP50:%.*]] = srem i32 [[TMP48]], [[TMP49]]
112; CHECK-NEXT:    [[TMP51:%.*]] = insertelement <2 x i32> [[TMP37]], i32 [[TMP50]], i32 1
113; CHECK-NEXT:    [[TMP52:%.*]] = extractelement <2 x i32> [[TMP16]], i32 1
114; CHECK-NEXT:    [[TMP53:%.*]] = extractelement <2 x i32> [[WIDE_LOAD33]], i32 1
115; CHECK-NEXT:    [[TMP54:%.*]] = urem i32 [[TMP52]], [[TMP53]]
116; CHECK-NEXT:    [[TMP55:%.*]] = insertelement <2 x i32> [[TMP38]], i32 [[TMP54]], i32 1
117; CHECK-NEXT:    br label [[PRED_UREM_CONTINUE35]]
118; CHECK:       pred.urem.continue35:
119; CHECK-NEXT:    [[TMP56:%.*]] = phi <2 x i32> [ [[TMP35]], [[PRED_UREM_CONTINUE]] ], [ [[TMP43]], [[PRED_UREM_IF34]] ]
120; CHECK-NEXT:    [[TMP57:%.*]] = phi <2 x i32> [ [[TMP36]], [[PRED_UREM_CONTINUE]] ], [ [[TMP47]], [[PRED_UREM_IF34]] ]
121; CHECK-NEXT:    [[TMP58:%.*]] = phi <2 x i32> [ [[TMP37]], [[PRED_UREM_CONTINUE]] ], [ [[TMP51]], [[PRED_UREM_IF34]] ]
122; CHECK-NEXT:    [[TMP59:%.*]] = phi <2 x i32> [ [[TMP38]], [[PRED_UREM_CONTINUE]] ], [ [[TMP55]], [[PRED_UREM_IF34]] ]
123; CHECK-NEXT:    [[TMP60:%.*]] = xor <2 x i1> [[TMP17]], <i1 true, i1 true>
124; CHECK-NEXT:    [[PREDPHI:%.*]] = select <2 x i1> [[TMP60]], <2 x i32> [[TMP13]], <2 x i32> [[TMP56]]
125; CHECK-NEXT:    [[PREDPHI36:%.*]] = select <2 x i1> [[TMP60]], <2 x i32> [[TMP14]], <2 x i32> [[TMP57]]
126; CHECK-NEXT:    [[PREDPHI37:%.*]] = select <2 x i1> [[TMP60]], <2 x i32> [[TMP15]], <2 x i32> [[TMP58]]
127; CHECK-NEXT:    [[PREDPHI38:%.*]] = select <2 x i1> [[TMP60]], <2 x i32> [[TMP16]], <2 x i32> [[TMP59]]
128; CHECK-NEXT:    [[TMP61:%.*]] = getelementptr inbounds i32, i32* [[TMP1]], i32 0
129; CHECK-NEXT:    [[TMP62:%.*]] = bitcast i32* [[TMP61]] to <2 x i32>*
130; CHECK-NEXT:    store <2 x i32> [[PREDPHI]], <2 x i32>* [[TMP62]], align 4, !alias.scope !5, !noalias !8
131; CHECK-NEXT:    [[TMP63:%.*]] = getelementptr inbounds i32, i32* [[TMP2]], i32 0
132; CHECK-NEXT:    [[TMP64:%.*]] = bitcast i32* [[TMP63]] to <2 x i32>*
133; CHECK-NEXT:    store <2 x i32> [[PREDPHI36]], <2 x i32>* [[TMP64]], align 4, !alias.scope !12, !noalias !13
134; CHECK-NEXT:    [[TMP65:%.*]] = getelementptr inbounds i32, i32* [[TMP3]], i32 0
135; CHECK-NEXT:    [[TMP66:%.*]] = bitcast i32* [[TMP65]] to <2 x i32>*
136; CHECK-NEXT:    store <2 x i32> [[PREDPHI37]], <2 x i32>* [[TMP66]], align 4, !alias.scope !14, !noalias !15
137; CHECK-NEXT:    [[TMP67:%.*]] = getelementptr inbounds i32, i32* [[TMP4]], i32 0
138; CHECK-NEXT:    [[TMP68:%.*]] = bitcast i32* [[TMP67]] to <2 x i32>*
139; CHECK-NEXT:    store <2 x i32> [[PREDPHI38]], <2 x i32>* [[TMP68]], align 4, !alias.scope !15
140; CHECK-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
141; CHECK-NEXT:    [[TMP69:%.*]] = icmp eq i64 [[INDEX_NEXT]], 128
142; CHECK-NEXT:    br i1 [[TMP69]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP16:![0-9]+]]
143; CHECK:       middle.block:
144; CHECK-NEXT:    [[CMP_N:%.*]] = icmp eq i64 128, 128
145; CHECK-NEXT:    br i1 [[CMP_N]], label [[FOR_COND_CLEANUP:%.*]], label [[SCALAR_PH]]
146; CHECK:       scalar.ph:
147; CHECK-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ 128, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ]
148; CHECK-NEXT:    br label [[FOR_BODY:%.*]]
149; CHECK:       for.cond.cleanup:
150; CHECK-NEXT:    ret void
151; CHECK:       for.body:
152; CHECK-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[IF_END:%.*]] ]
153; CHECK-NEXT:    [[ISD:%.*]] = getelementptr inbounds i32, i32* [[ASD]], i64 [[INDVARS_IV]]
154; CHECK-NEXT:    [[IUD:%.*]] = getelementptr inbounds i32, i32* [[AUD]], i64 [[INDVARS_IV]]
155; CHECK-NEXT:    [[ISR:%.*]] = getelementptr inbounds i32, i32* [[ASR]], i64 [[INDVARS_IV]]
156; CHECK-NEXT:    [[IUR:%.*]] = getelementptr inbounds i32, i32* [[AUR]], i64 [[INDVARS_IV]]
157; CHECK-NEXT:    [[LSD:%.*]] = load i32, i32* [[ISD]], align 4
158; CHECK-NEXT:    [[LUD:%.*]] = load i32, i32* [[IUD]], align 4
159; CHECK-NEXT:    [[LSR:%.*]] = load i32, i32* [[ISR]], align 4
160; CHECK-NEXT:    [[LUR:%.*]] = load i32, i32* [[IUR]], align 4
161; CHECK-NEXT:    [[PSD:%.*]] = add nsw i32 [[LSD]], 23
162; CHECK-NEXT:    [[PUD:%.*]] = add nsw i32 [[LUD]], 24
163; CHECK-NEXT:    [[PSR:%.*]] = add nsw i32 [[LSR]], 25
164; CHECK-NEXT:    [[PUR:%.*]] = add nsw i32 [[LUR]], 26
165; CHECK-NEXT:    [[CMP1:%.*]] = icmp slt i32 [[LSD]], 100
166; CHECK-NEXT:    br i1 [[CMP1]], label [[IF_THEN:%.*]], label [[IF_END]]
167; CHECK:       if.then:
168; CHECK-NEXT:    [[RSD:%.*]] = sdiv i32 [[PSD]], [[LSD]]
169; CHECK-NEXT:    [[RUD:%.*]] = udiv i32 [[PUD]], [[LUD]]
170; CHECK-NEXT:    [[RSR:%.*]] = srem i32 [[PSR]], [[LSR]]
171; CHECK-NEXT:    [[RUR:%.*]] = urem i32 [[PUR]], [[LUR]]
172; CHECK-NEXT:    br label [[IF_END]]
173; CHECK:       if.end:
174; CHECK-NEXT:    [[YSD_0:%.*]] = phi i32 [ [[RSD]], [[IF_THEN]] ], [ [[PSD]], [[FOR_BODY]] ]
175; CHECK-NEXT:    [[YUD_0:%.*]] = phi i32 [ [[RUD]], [[IF_THEN]] ], [ [[PUD]], [[FOR_BODY]] ]
176; CHECK-NEXT:    [[YSR_0:%.*]] = phi i32 [ [[RSR]], [[IF_THEN]] ], [ [[PSR]], [[FOR_BODY]] ]
177; CHECK-NEXT:    [[YUR_0:%.*]] = phi i32 [ [[RUR]], [[IF_THEN]] ], [ [[PUR]], [[FOR_BODY]] ]
178; CHECK-NEXT:    store i32 [[YSD_0]], i32* [[ISD]], align 4
179; CHECK-NEXT:    store i32 [[YUD_0]], i32* [[IUD]], align 4
180; CHECK-NEXT:    store i32 [[YSR_0]], i32* [[ISR]], align 4
181; CHECK-NEXT:    store i32 [[YUR_0]], i32* [[IUR]], align 4
182; CHECK-NEXT:    [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
183; CHECK-NEXT:    [[EXITCOND:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], 128
184; CHECK-NEXT:    br i1 [[EXITCOND]], label [[FOR_COND_CLEANUP]], label [[FOR_BODY]], !llvm.loop [[LOOP18:![0-9]+]]
185;
186; UNROLL-NO-VF-LABEL: @test(
187; UNROLL-NO-VF-NEXT:  entry:
188; UNROLL-NO-VF-NEXT:    [[ASD1:%.*]] = bitcast i32* [[ASD:%.*]] to i8*
189; UNROLL-NO-VF-NEXT:    [[AUD3:%.*]] = bitcast i32* [[AUD:%.*]] to i8*
190; UNROLL-NO-VF-NEXT:    [[ASR6:%.*]] = bitcast i32* [[ASR:%.*]] to i8*
191; UNROLL-NO-VF-NEXT:    [[AUR9:%.*]] = bitcast i32* [[AUR:%.*]] to i8*
192; UNROLL-NO-VF-NEXT:    br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_MEMCHECK:%.*]]
193; UNROLL-NO-VF:       vector.memcheck:
194; UNROLL-NO-VF-NEXT:    [[SCEVGEP:%.*]] = getelementptr i32, i32* [[ASD]], i64 128
195; UNROLL-NO-VF-NEXT:    [[SCEVGEP2:%.*]] = bitcast i32* [[SCEVGEP]] to i8*
196; UNROLL-NO-VF-NEXT:    [[SCEVGEP4:%.*]] = getelementptr i32, i32* [[AUD]], i64 128
197; UNROLL-NO-VF-NEXT:    [[SCEVGEP45:%.*]] = bitcast i32* [[SCEVGEP4]] to i8*
198; UNROLL-NO-VF-NEXT:    [[SCEVGEP7:%.*]] = getelementptr i32, i32* [[ASR]], i64 128
199; UNROLL-NO-VF-NEXT:    [[SCEVGEP78:%.*]] = bitcast i32* [[SCEVGEP7]] to i8*
200; UNROLL-NO-VF-NEXT:    [[SCEVGEP10:%.*]] = getelementptr i32, i32* [[AUR]], i64 128
201; UNROLL-NO-VF-NEXT:    [[SCEVGEP1011:%.*]] = bitcast i32* [[SCEVGEP10]] to i8*
202; UNROLL-NO-VF-NEXT:    [[BOUND0:%.*]] = icmp ult i8* [[ASD1]], [[SCEVGEP45]]
203; UNROLL-NO-VF-NEXT:    [[BOUND1:%.*]] = icmp ult i8* [[AUD3]], [[SCEVGEP2]]
204; UNROLL-NO-VF-NEXT:    [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]]
205; UNROLL-NO-VF-NEXT:    [[BOUND012:%.*]] = icmp ult i8* [[ASD1]], [[SCEVGEP78]]
206; UNROLL-NO-VF-NEXT:    [[BOUND113:%.*]] = icmp ult i8* [[ASR6]], [[SCEVGEP2]]
207; UNROLL-NO-VF-NEXT:    [[FOUND_CONFLICT14:%.*]] = and i1 [[BOUND012]], [[BOUND113]]
208; UNROLL-NO-VF-NEXT:    [[CONFLICT_RDX:%.*]] = or i1 [[FOUND_CONFLICT]], [[FOUND_CONFLICT14]]
209; UNROLL-NO-VF-NEXT:    [[BOUND015:%.*]] = icmp ult i8* [[ASD1]], [[SCEVGEP1011]]
210; UNROLL-NO-VF-NEXT:    [[BOUND116:%.*]] = icmp ult i8* [[AUR9]], [[SCEVGEP2]]
211; UNROLL-NO-VF-NEXT:    [[FOUND_CONFLICT17:%.*]] = and i1 [[BOUND015]], [[BOUND116]]
212; UNROLL-NO-VF-NEXT:    [[CONFLICT_RDX18:%.*]] = or i1 [[CONFLICT_RDX]], [[FOUND_CONFLICT17]]
213; UNROLL-NO-VF-NEXT:    [[BOUND019:%.*]] = icmp ult i8* [[AUD3]], [[SCEVGEP78]]
214; UNROLL-NO-VF-NEXT:    [[BOUND120:%.*]] = icmp ult i8* [[ASR6]], [[SCEVGEP45]]
215; UNROLL-NO-VF-NEXT:    [[FOUND_CONFLICT21:%.*]] = and i1 [[BOUND019]], [[BOUND120]]
216; UNROLL-NO-VF-NEXT:    [[CONFLICT_RDX22:%.*]] = or i1 [[CONFLICT_RDX18]], [[FOUND_CONFLICT21]]
217; UNROLL-NO-VF-NEXT:    [[BOUND023:%.*]] = icmp ult i8* [[AUD3]], [[SCEVGEP1011]]
218; UNROLL-NO-VF-NEXT:    [[BOUND124:%.*]] = icmp ult i8* [[AUR9]], [[SCEVGEP45]]
219; UNROLL-NO-VF-NEXT:    [[FOUND_CONFLICT25:%.*]] = and i1 [[BOUND023]], [[BOUND124]]
220; UNROLL-NO-VF-NEXT:    [[CONFLICT_RDX26:%.*]] = or i1 [[CONFLICT_RDX22]], [[FOUND_CONFLICT25]]
221; UNROLL-NO-VF-NEXT:    [[BOUND027:%.*]] = icmp ult i8* [[ASR6]], [[SCEVGEP1011]]
222; UNROLL-NO-VF-NEXT:    [[BOUND128:%.*]] = icmp ult i8* [[AUR9]], [[SCEVGEP78]]
223; UNROLL-NO-VF-NEXT:    [[FOUND_CONFLICT29:%.*]] = and i1 [[BOUND027]], [[BOUND128]]
224; UNROLL-NO-VF-NEXT:    [[CONFLICT_RDX30:%.*]] = or i1 [[CONFLICT_RDX26]], [[FOUND_CONFLICT29]]
225; UNROLL-NO-VF-NEXT:    br i1 [[CONFLICT_RDX30]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]]
226; UNROLL-NO-VF:       vector.ph:
227; UNROLL-NO-VF-NEXT:    br label [[VECTOR_BODY:%.*]]
228; UNROLL-NO-VF:       vector.body:
229; UNROLL-NO-VF-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[PRED_UREM_CONTINUE33:%.*]] ]
230; UNROLL-NO-VF-NEXT:    [[INDUCTION:%.*]] = add i64 [[INDEX]], 0
231; UNROLL-NO-VF-NEXT:    [[INDUCTION31:%.*]] = add i64 [[INDEX]], 1
232; UNROLL-NO-VF-NEXT:    [[TMP0:%.*]] = getelementptr inbounds i32, i32* [[ASD]], i64 [[INDUCTION]]
233; UNROLL-NO-VF-NEXT:    [[TMP1:%.*]] = getelementptr inbounds i32, i32* [[ASD]], i64 [[INDUCTION31]]
234; UNROLL-NO-VF-NEXT:    [[TMP2:%.*]] = getelementptr inbounds i32, i32* [[AUD]], i64 [[INDUCTION]]
235; UNROLL-NO-VF-NEXT:    [[TMP3:%.*]] = getelementptr inbounds i32, i32* [[AUD]], i64 [[INDUCTION31]]
236; UNROLL-NO-VF-NEXT:    [[TMP4:%.*]] = getelementptr inbounds i32, i32* [[ASR]], i64 [[INDUCTION]]
237; UNROLL-NO-VF-NEXT:    [[TMP5:%.*]] = getelementptr inbounds i32, i32* [[ASR]], i64 [[INDUCTION31]]
238; UNROLL-NO-VF-NEXT:    [[TMP6:%.*]] = getelementptr inbounds i32, i32* [[AUR]], i64 [[INDUCTION]]
239; UNROLL-NO-VF-NEXT:    [[TMP7:%.*]] = getelementptr inbounds i32, i32* [[AUR]], i64 [[INDUCTION31]]
240; UNROLL-NO-VF-NEXT:    [[TMP8:%.*]] = load i32, i32* [[TMP0]], align 4, !alias.scope !5, !noalias !8
241; UNROLL-NO-VF-NEXT:    [[TMP9:%.*]] = load i32, i32* [[TMP1]], align 4, !alias.scope !5, !noalias !8
242; UNROLL-NO-VF-NEXT:    [[TMP10:%.*]] = load i32, i32* [[TMP2]], align 4, !alias.scope !12, !noalias !13
243; UNROLL-NO-VF-NEXT:    [[TMP11:%.*]] = load i32, i32* [[TMP3]], align 4, !alias.scope !12, !noalias !13
244; UNROLL-NO-VF-NEXT:    [[TMP12:%.*]] = load i32, i32* [[TMP4]], align 4, !alias.scope !14, !noalias !15
245; UNROLL-NO-VF-NEXT:    [[TMP13:%.*]] = load i32, i32* [[TMP5]], align 4, !alias.scope !14, !noalias !15
246; UNROLL-NO-VF-NEXT:    [[TMP14:%.*]] = load i32, i32* [[TMP6]], align 4, !alias.scope !15
247; UNROLL-NO-VF-NEXT:    [[TMP15:%.*]] = load i32, i32* [[TMP7]], align 4, !alias.scope !15
248; UNROLL-NO-VF-NEXT:    [[TMP16:%.*]] = add nsw i32 [[TMP8]], 23
249; UNROLL-NO-VF-NEXT:    [[TMP17:%.*]] = add nsw i32 [[TMP9]], 23
250; UNROLL-NO-VF-NEXT:    [[TMP18:%.*]] = add nsw i32 [[TMP10]], 24
251; UNROLL-NO-VF-NEXT:    [[TMP19:%.*]] = add nsw i32 [[TMP11]], 24
252; UNROLL-NO-VF-NEXT:    [[TMP20:%.*]] = add nsw i32 [[TMP12]], 25
253; UNROLL-NO-VF-NEXT:    [[TMP21:%.*]] = add nsw i32 [[TMP13]], 25
254; UNROLL-NO-VF-NEXT:    [[TMP22:%.*]] = add nsw i32 [[TMP14]], 26
255; UNROLL-NO-VF-NEXT:    [[TMP23:%.*]] = add nsw i32 [[TMP15]], 26
256; UNROLL-NO-VF-NEXT:    [[TMP24:%.*]] = icmp slt i32 [[TMP8]], 100
257; UNROLL-NO-VF-NEXT:    [[TMP25:%.*]] = icmp slt i32 [[TMP9]], 100
258; UNROLL-NO-VF-NEXT:    br i1 [[TMP24]], label [[PRED_UREM_IF:%.*]], label [[PRED_UREM_CONTINUE:%.*]]
259; UNROLL-NO-VF:       pred.urem.if:
260; UNROLL-NO-VF-NEXT:    [[TMP26:%.*]] = sdiv i32 [[TMP16]], [[TMP8]]
261; UNROLL-NO-VF-NEXT:    [[TMP27:%.*]] = udiv i32 [[TMP18]], [[TMP10]]
262; UNROLL-NO-VF-NEXT:    [[TMP28:%.*]] = srem i32 [[TMP20]], [[TMP12]]
263; UNROLL-NO-VF-NEXT:    [[TMP29:%.*]] = urem i32 [[TMP22]], [[TMP14]]
264; UNROLL-NO-VF-NEXT:    br label [[PRED_UREM_CONTINUE]]
265; UNROLL-NO-VF:       pred.urem.continue:
266; UNROLL-NO-VF-NEXT:    [[TMP30:%.*]] = phi i32 [ poison, [[VECTOR_BODY]] ], [ [[TMP26]], [[PRED_UREM_IF]] ]
267; UNROLL-NO-VF-NEXT:    [[TMP31:%.*]] = phi i32 [ poison, [[VECTOR_BODY]] ], [ [[TMP27]], [[PRED_UREM_IF]] ]
268; UNROLL-NO-VF-NEXT:    [[TMP32:%.*]] = phi i32 [ poison, [[VECTOR_BODY]] ], [ [[TMP28]], [[PRED_UREM_IF]] ]
269; UNROLL-NO-VF-NEXT:    [[TMP33:%.*]] = phi i32 [ poison, [[VECTOR_BODY]] ], [ [[TMP29]], [[PRED_UREM_IF]] ]
270; UNROLL-NO-VF-NEXT:    br i1 [[TMP25]], label [[PRED_UREM_IF32:%.*]], label [[PRED_UREM_CONTINUE33]]
271; UNROLL-NO-VF:       pred.urem.if32:
272; UNROLL-NO-VF-NEXT:    [[TMP34:%.*]] = sdiv i32 [[TMP17]], [[TMP9]]
273; UNROLL-NO-VF-NEXT:    [[TMP35:%.*]] = udiv i32 [[TMP19]], [[TMP11]]
274; UNROLL-NO-VF-NEXT:    [[TMP36:%.*]] = srem i32 [[TMP21]], [[TMP13]]
275; UNROLL-NO-VF-NEXT:    [[TMP37:%.*]] = urem i32 [[TMP23]], [[TMP15]]
276; UNROLL-NO-VF-NEXT:    br label [[PRED_UREM_CONTINUE33]]
277; UNROLL-NO-VF:       pred.urem.continue33:
278; UNROLL-NO-VF-NEXT:    [[TMP38:%.*]] = phi i32 [ poison, [[PRED_UREM_CONTINUE]] ], [ [[TMP34]], [[PRED_UREM_IF32]] ]
279; UNROLL-NO-VF-NEXT:    [[TMP39:%.*]] = phi i32 [ poison, [[PRED_UREM_CONTINUE]] ], [ [[TMP35]], [[PRED_UREM_IF32]] ]
280; UNROLL-NO-VF-NEXT:    [[TMP40:%.*]] = phi i32 [ poison, [[PRED_UREM_CONTINUE]] ], [ [[TMP36]], [[PRED_UREM_IF32]] ]
281; UNROLL-NO-VF-NEXT:    [[TMP41:%.*]] = phi i32 [ poison, [[PRED_UREM_CONTINUE]] ], [ [[TMP37]], [[PRED_UREM_IF32]] ]
282; UNROLL-NO-VF-NEXT:    [[TMP42:%.*]] = xor i1 [[TMP24]], true
283; UNROLL-NO-VF-NEXT:    [[TMP43:%.*]] = xor i1 [[TMP25]], true
284; UNROLL-NO-VF-NEXT:    [[PREDPHI:%.*]] = select i1 [[TMP42]], i32 [[TMP16]], i32 [[TMP30]]
285; UNROLL-NO-VF-NEXT:    [[PREDPHI34:%.*]] = select i1 [[TMP43]], i32 [[TMP17]], i32 [[TMP38]]
286; UNROLL-NO-VF-NEXT:    [[PREDPHI35:%.*]] = select i1 [[TMP42]], i32 [[TMP18]], i32 [[TMP31]]
287; UNROLL-NO-VF-NEXT:    [[PREDPHI36:%.*]] = select i1 [[TMP43]], i32 [[TMP19]], i32 [[TMP39]]
288; UNROLL-NO-VF-NEXT:    [[PREDPHI37:%.*]] = select i1 [[TMP42]], i32 [[TMP20]], i32 [[TMP32]]
289; UNROLL-NO-VF-NEXT:    [[PREDPHI38:%.*]] = select i1 [[TMP43]], i32 [[TMP21]], i32 [[TMP40]]
290; UNROLL-NO-VF-NEXT:    [[PREDPHI39:%.*]] = select i1 [[TMP42]], i32 [[TMP22]], i32 [[TMP33]]
291; UNROLL-NO-VF-NEXT:    [[PREDPHI40:%.*]] = select i1 [[TMP43]], i32 [[TMP23]], i32 [[TMP41]]
292; UNROLL-NO-VF-NEXT:    store i32 [[PREDPHI]], i32* [[TMP0]], align 4, !alias.scope !5, !noalias !8
293; UNROLL-NO-VF-NEXT:    store i32 [[PREDPHI34]], i32* [[TMP1]], align 4, !alias.scope !5, !noalias !8
294; UNROLL-NO-VF-NEXT:    store i32 [[PREDPHI35]], i32* [[TMP2]], align 4, !alias.scope !12, !noalias !13
295; UNROLL-NO-VF-NEXT:    store i32 [[PREDPHI36]], i32* [[TMP3]], align 4, !alias.scope !12, !noalias !13
296; UNROLL-NO-VF-NEXT:    store i32 [[PREDPHI37]], i32* [[TMP4]], align 4, !alias.scope !14, !noalias !15
297; UNROLL-NO-VF-NEXT:    store i32 [[PREDPHI38]], i32* [[TMP5]], align 4, !alias.scope !14, !noalias !15
298; UNROLL-NO-VF-NEXT:    store i32 [[PREDPHI39]], i32* [[TMP6]], align 4, !alias.scope !15
299; UNROLL-NO-VF-NEXT:    store i32 [[PREDPHI40]], i32* [[TMP7]], align 4, !alias.scope !15
300; UNROLL-NO-VF-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
301; UNROLL-NO-VF-NEXT:    [[TMP44:%.*]] = icmp eq i64 [[INDEX_NEXT]], 128
302; UNROLL-NO-VF-NEXT:    br i1 [[TMP44]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP16:![0-9]+]]
303; UNROLL-NO-VF:       middle.block:
304; UNROLL-NO-VF-NEXT:    [[CMP_N:%.*]] = icmp eq i64 128, 128
305; UNROLL-NO-VF-NEXT:    br i1 [[CMP_N]], label [[FOR_COND_CLEANUP:%.*]], label [[SCALAR_PH]]
306; UNROLL-NO-VF:       scalar.ph:
307; UNROLL-NO-VF-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ 128, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ], [ 0, [[VECTOR_MEMCHECK]] ]
308; UNROLL-NO-VF-NEXT:    br label [[FOR_BODY:%.*]]
309; UNROLL-NO-VF:       for.cond.cleanup:
310; UNROLL-NO-VF-NEXT:    ret void
311; UNROLL-NO-VF:       for.body:
312; UNROLL-NO-VF-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[IF_END:%.*]] ]
313; UNROLL-NO-VF-NEXT:    [[ISD:%.*]] = getelementptr inbounds i32, i32* [[ASD]], i64 [[INDVARS_IV]]
314; UNROLL-NO-VF-NEXT:    [[IUD:%.*]] = getelementptr inbounds i32, i32* [[AUD]], i64 [[INDVARS_IV]]
315; UNROLL-NO-VF-NEXT:    [[ISR:%.*]] = getelementptr inbounds i32, i32* [[ASR]], i64 [[INDVARS_IV]]
316; UNROLL-NO-VF-NEXT:    [[IUR:%.*]] = getelementptr inbounds i32, i32* [[AUR]], i64 [[INDVARS_IV]]
317; UNROLL-NO-VF-NEXT:    [[LSD:%.*]] = load i32, i32* [[ISD]], align 4
318; UNROLL-NO-VF-NEXT:    [[LUD:%.*]] = load i32, i32* [[IUD]], align 4
319; UNROLL-NO-VF-NEXT:    [[LSR:%.*]] = load i32, i32* [[ISR]], align 4
320; UNROLL-NO-VF-NEXT:    [[LUR:%.*]] = load i32, i32* [[IUR]], align 4
321; UNROLL-NO-VF-NEXT:    [[PSD:%.*]] = add nsw i32 [[LSD]], 23
322; UNROLL-NO-VF-NEXT:    [[PUD:%.*]] = add nsw i32 [[LUD]], 24
323; UNROLL-NO-VF-NEXT:    [[PSR:%.*]] = add nsw i32 [[LSR]], 25
324; UNROLL-NO-VF-NEXT:    [[PUR:%.*]] = add nsw i32 [[LUR]], 26
325; UNROLL-NO-VF-NEXT:    [[CMP1:%.*]] = icmp slt i32 [[LSD]], 100
326; UNROLL-NO-VF-NEXT:    br i1 [[CMP1]], label [[IF_THEN:%.*]], label [[IF_END]]
327; UNROLL-NO-VF:       if.then:
328; UNROLL-NO-VF-NEXT:    [[RSD:%.*]] = sdiv i32 [[PSD]], [[LSD]]
329; UNROLL-NO-VF-NEXT:    [[RUD:%.*]] = udiv i32 [[PUD]], [[LUD]]
330; UNROLL-NO-VF-NEXT:    [[RSR:%.*]] = srem i32 [[PSR]], [[LSR]]
331; UNROLL-NO-VF-NEXT:    [[RUR:%.*]] = urem i32 [[PUR]], [[LUR]]
332; UNROLL-NO-VF-NEXT:    br label [[IF_END]]
333; UNROLL-NO-VF:       if.end:
334; UNROLL-NO-VF-NEXT:    [[YSD_0:%.*]] = phi i32 [ [[RSD]], [[IF_THEN]] ], [ [[PSD]], [[FOR_BODY]] ]
335; UNROLL-NO-VF-NEXT:    [[YUD_0:%.*]] = phi i32 [ [[RUD]], [[IF_THEN]] ], [ [[PUD]], [[FOR_BODY]] ]
336; UNROLL-NO-VF-NEXT:    [[YSR_0:%.*]] = phi i32 [ [[RSR]], [[IF_THEN]] ], [ [[PSR]], [[FOR_BODY]] ]
337; UNROLL-NO-VF-NEXT:    [[YUR_0:%.*]] = phi i32 [ [[RUR]], [[IF_THEN]] ], [ [[PUR]], [[FOR_BODY]] ]
338; UNROLL-NO-VF-NEXT:    store i32 [[YSD_0]], i32* [[ISD]], align 4
339; UNROLL-NO-VF-NEXT:    store i32 [[YUD_0]], i32* [[IUD]], align 4
340; UNROLL-NO-VF-NEXT:    store i32 [[YSR_0]], i32* [[ISR]], align 4
341; UNROLL-NO-VF-NEXT:    store i32 [[YUR_0]], i32* [[IUR]], align 4
342; UNROLL-NO-VF-NEXT:    [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
343; UNROLL-NO-VF-NEXT:    [[EXITCOND:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], 128
344; UNROLL-NO-VF-NEXT:    br i1 [[EXITCOND]], label [[FOR_COND_CLEANUP]], label [[FOR_BODY]], !llvm.loop [[LOOP18:![0-9]+]]
345;
346  i32* nocapture %asr, i32* nocapture %aur) {
347entry:
348  br label %for.body
349
350for.cond.cleanup:                                 ; preds = %if.end
351  ret void
352
353for.body:                                         ; preds = %if.end, %entry
354  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %if.end ]
355  %isd = getelementptr inbounds i32, i32* %asd, i64 %indvars.iv
356  %iud = getelementptr inbounds i32, i32* %aud, i64 %indvars.iv
357  %isr = getelementptr inbounds i32, i32* %asr, i64 %indvars.iv
358  %iur = getelementptr inbounds i32, i32* %aur, i64 %indvars.iv
359  %lsd = load i32, i32* %isd, align 4
360  %lud = load i32, i32* %iud, align 4
361  %lsr = load i32, i32* %isr, align 4
362  %lur = load i32, i32* %iur, align 4
363  %psd = add nsw i32 %lsd, 23
364  %pud = add nsw i32 %lud, 24
365  %psr = add nsw i32 %lsr, 25
366  %pur = add nsw i32 %lur, 26
367  %cmp1 = icmp slt i32 %lsd, 100
368  br i1 %cmp1, label %if.then, label %if.end
369
370if.then:                                          ; preds = %for.body
371  %rsd = sdiv i32 %psd, %lsd
372  %rud = udiv i32 %pud, %lud
373  %rsr = srem i32 %psr, %lsr
374  %rur = urem i32 %pur, %lur
375  br label %if.end
376
377if.end:                                           ; preds = %if.then, %for.body
378  %ysd.0 = phi i32 [ %rsd, %if.then ], [ %psd, %for.body ]
379  %yud.0 = phi i32 [ %rud, %if.then ], [ %pud, %for.body ]
380  %ysr.0 = phi i32 [ %rsr, %if.then ], [ %psr, %for.body ]
381  %yur.0 = phi i32 [ %rur, %if.then ], [ %pur, %for.body ]
382  store i32 %ysd.0, i32* %isd, align 4
383  store i32 %yud.0, i32* %iud, align 4
384  store i32 %ysr.0, i32* %isr, align 4
385  store i32 %yur.0, i32* %iur, align 4
386  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
387  %exitcond = icmp eq i64 %indvars.iv.next, 128
388  br i1 %exitcond, label %for.cond.cleanup, label %for.body
389}
390
391define void @test_scalar2scalar(i32* nocapture %asd, i32* nocapture %bsd) {
392; CHECK-LABEL: @test_scalar2scalar(
393; CHECK-NEXT:  entry:
394; CHECK-NEXT:    [[ASD1:%.*]] = bitcast i32* [[ASD:%.*]] to i8*
395; CHECK-NEXT:    [[BSD3:%.*]] = bitcast i32* [[BSD:%.*]] to i8*
396; CHECK-NEXT:    [[SCEVGEP:%.*]] = getelementptr i32, i32* [[ASD]], i64 128
397; CHECK-NEXT:    [[SCEVGEP2:%.*]] = bitcast i32* [[SCEVGEP]] to i8*
398; CHECK-NEXT:    [[SCEVGEP4:%.*]] = getelementptr i32, i32* [[BSD]], i64 128
399; CHECK-NEXT:    [[SCEVGEP45:%.*]] = bitcast i32* [[SCEVGEP4]] to i8*
400; CHECK-NEXT:    [[BOUND0:%.*]] = icmp ult i8* [[ASD1]], [[SCEVGEP45]]
401; CHECK-NEXT:    [[BOUND1:%.*]] = icmp ult i8* [[BSD3]], [[SCEVGEP2]]
402; CHECK-NEXT:    [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]]
403; CHECK-NEXT:    br i1 [[FOUND_CONFLICT]], label [[SCALAR_PH:%.*]], label [[VECTOR_BODY:%.*]]
404; CHECK:       vector.body:
405; CHECK-NEXT:    [[INDEX:%.*]] = phi i64 [ [[INDEX_NEXT:%.*]], [[PRED_SDIV_CONTINUE8:%.*]] ], [ 0, [[ENTRY:%.*]] ]
406; CHECK-NEXT:    [[TMP0:%.*]] = add i64 [[INDEX]], 0
407; CHECK-NEXT:    [[TMP1:%.*]] = getelementptr inbounds i32, i32* [[ASD]], i64 [[TMP0]]
408; CHECK-NEXT:    [[TMP2:%.*]] = getelementptr inbounds i32, i32* [[TMP1]], i32 0
409; CHECK-NEXT:    [[TMP3:%.*]] = bitcast i32* [[TMP2]] to <2 x i32>*
410; CHECK-NEXT:    [[WIDE_LOAD:%.*]] = load <2 x i32>, <2 x i32>* [[TMP3]], align 4, !alias.scope !19, !noalias !22
411; CHECK-NEXT:    [[TMP4:%.*]] = getelementptr inbounds i32, i32* [[BSD]], i64 [[TMP0]]
412; CHECK-NEXT:    [[TMP5:%.*]] = getelementptr inbounds i32, i32* [[TMP4]], i32 0
413; CHECK-NEXT:    [[TMP6:%.*]] = bitcast i32* [[TMP5]] to <2 x i32>*
414; CHECK-NEXT:    [[WIDE_LOAD6:%.*]] = load <2 x i32>, <2 x i32>* [[TMP6]], align 4, !alias.scope !22
415; CHECK-NEXT:    [[TMP7:%.*]] = add nsw <2 x i32> [[WIDE_LOAD]], <i32 23, i32 23>
416; CHECK-NEXT:    [[TMP8:%.*]] = icmp slt <2 x i32> [[WIDE_LOAD]], <i32 100, i32 100>
417; CHECK-NEXT:    [[TMP9:%.*]] = extractelement <2 x i1> [[TMP8]], i32 0
418; CHECK-NEXT:    br i1 [[TMP9]], label [[PRED_SDIV_IF:%.*]], label [[PRED_SDIV_CONTINUE:%.*]]
419; CHECK:       pred.sdiv.if:
420; CHECK-NEXT:    [[TMP10:%.*]] = extractelement <2 x i32> [[TMP7]], i32 0
421; CHECK-NEXT:    [[TMP11:%.*]] = extractelement <2 x i32> [[WIDE_LOAD]], i32 0
422; CHECK-NEXT:    [[TMP12:%.*]] = sdiv i32 [[TMP10]], [[TMP11]]
423; CHECK-NEXT:    [[TMP13:%.*]] = extractelement <2 x i32> [[WIDE_LOAD6]], i32 0
424; CHECK-NEXT:    [[TMP14:%.*]] = sdiv i32 [[TMP13]], [[TMP12]]
425; CHECK-NEXT:    [[TMP15:%.*]] = insertelement <2 x i32> poison, i32 [[TMP14]], i32 0
426; CHECK-NEXT:    br label [[PRED_SDIV_CONTINUE]]
427; CHECK:       pred.sdiv.continue:
428; CHECK-NEXT:    [[TMP16:%.*]] = phi i32 [ poison, [[VECTOR_BODY]] ], [ [[TMP12]], [[PRED_SDIV_IF]] ]
429; CHECK-NEXT:    [[TMP17:%.*]] = phi <2 x i32> [ poison, [[VECTOR_BODY]] ], [ [[TMP15]], [[PRED_SDIV_IF]] ]
430; CHECK-NEXT:    [[TMP18:%.*]] = extractelement <2 x i1> [[TMP8]], i32 1
431; CHECK-NEXT:    br i1 [[TMP18]], label [[PRED_SDIV_IF7:%.*]], label [[PRED_SDIV_CONTINUE8]]
432; CHECK:       pred.sdiv.if7:
433; CHECK-NEXT:    [[TMP19:%.*]] = extractelement <2 x i32> [[TMP7]], i32 1
434; CHECK-NEXT:    [[TMP20:%.*]] = extractelement <2 x i32> [[WIDE_LOAD]], i32 1
435; CHECK-NEXT:    [[TMP21:%.*]] = sdiv i32 [[TMP19]], [[TMP20]]
436; CHECK-NEXT:    [[TMP22:%.*]] = extractelement <2 x i32> [[WIDE_LOAD6]], i32 1
437; CHECK-NEXT:    [[TMP23:%.*]] = sdiv i32 [[TMP22]], [[TMP21]]
438; CHECK-NEXT:    [[TMP24:%.*]] = insertelement <2 x i32> [[TMP17]], i32 [[TMP23]], i32 1
439; CHECK-NEXT:    br label [[PRED_SDIV_CONTINUE8]]
440; CHECK:       pred.sdiv.continue8:
441; CHECK-NEXT:    [[TMP25:%.*]] = phi i32 [ poison, [[PRED_SDIV_CONTINUE]] ], [ [[TMP21]], [[PRED_SDIV_IF7]] ]
442; CHECK-NEXT:    [[TMP26:%.*]] = phi <2 x i32> [ [[TMP17]], [[PRED_SDIV_CONTINUE]] ], [ [[TMP24]], [[PRED_SDIV_IF7]] ]
443; CHECK-NEXT:    [[TMP27:%.*]] = xor <2 x i1> [[TMP8]], <i1 true, i1 true>
444; CHECK-NEXT:    [[PREDPHI:%.*]] = select <2 x i1> [[TMP27]], <2 x i32> [[TMP7]], <2 x i32> [[TMP26]]
445; CHECK-NEXT:    [[TMP28:%.*]] = getelementptr inbounds i32, i32* [[TMP1]], i32 0
446; CHECK-NEXT:    [[TMP29:%.*]] = bitcast i32* [[TMP28]] to <2 x i32>*
447; CHECK-NEXT:    store <2 x i32> [[PREDPHI]], <2 x i32>* [[TMP29]], align 4, !alias.scope !19, !noalias !22
448; CHECK-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
449; CHECK-NEXT:    [[TMP30:%.*]] = icmp eq i64 [[INDEX_NEXT]], 128
450; CHECK-NEXT:    br i1 [[TMP30]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP24:![0-9]+]]
451; CHECK:       middle.block:
452; CHECK-NEXT:    [[CMP_N:%.*]] = icmp eq i64 128, 128
453; CHECK-NEXT:    br i1 [[CMP_N]], label [[FOR_COND_CLEANUP:%.*]], label [[SCALAR_PH]]
454; CHECK:       scalar.ph:
455; CHECK-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ 128, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ]
456; CHECK-NEXT:    br label [[FOR_BODY:%.*]]
457; CHECK:       for.cond.cleanup:
458; CHECK-NEXT:    ret void
459; CHECK:       for.body:
460; CHECK-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[IF_END:%.*]] ]
461; CHECK-NEXT:    [[ISD:%.*]] = getelementptr inbounds i32, i32* [[ASD]], i64 [[INDVARS_IV]]
462; CHECK-NEXT:    [[LSD:%.*]] = load i32, i32* [[ISD]], align 4
463; CHECK-NEXT:    [[ISD_B:%.*]] = getelementptr inbounds i32, i32* [[BSD]], i64 [[INDVARS_IV]]
464; CHECK-NEXT:    [[LSD_B:%.*]] = load i32, i32* [[ISD_B]], align 4
465; CHECK-NEXT:    [[PSD:%.*]] = add nsw i32 [[LSD]], 23
466; CHECK-NEXT:    [[CMP1:%.*]] = icmp slt i32 [[LSD]], 100
467; CHECK-NEXT:    br i1 [[CMP1]], label [[IF_THEN:%.*]], label [[IF_END]]
468; CHECK:       if.then:
469; CHECK-NEXT:    [[SD1:%.*]] = sdiv i32 [[PSD]], [[LSD]]
470; CHECK-NEXT:    [[RSD:%.*]] = sdiv i32 [[LSD_B]], [[SD1]]
471; CHECK-NEXT:    br label [[IF_END]]
472; CHECK:       if.end:
473; CHECK-NEXT:    [[YSD_0:%.*]] = phi i32 [ [[RSD]], [[IF_THEN]] ], [ [[PSD]], [[FOR_BODY]] ]
474; CHECK-NEXT:    store i32 [[YSD_0]], i32* [[ISD]], align 4
475; CHECK-NEXT:    [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
476; CHECK-NEXT:    [[EXITCOND:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], 128
477; CHECK-NEXT:    br i1 [[EXITCOND]], label [[FOR_COND_CLEANUP]], label [[FOR_BODY]], !llvm.loop [[LOOP25:![0-9]+]]
478;
479; UNROLL-NO-VF-LABEL: @test_scalar2scalar(
480; UNROLL-NO-VF-NEXT:  entry:
481; UNROLL-NO-VF-NEXT:    [[ASD1:%.*]] = bitcast i32* [[ASD:%.*]] to i8*
482; UNROLL-NO-VF-NEXT:    [[BSD3:%.*]] = bitcast i32* [[BSD:%.*]] to i8*
483; UNROLL-NO-VF-NEXT:    br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_MEMCHECK:%.*]]
484; UNROLL-NO-VF:       vector.memcheck:
485; UNROLL-NO-VF-NEXT:    [[SCEVGEP:%.*]] = getelementptr i32, i32* [[ASD]], i64 128
486; UNROLL-NO-VF-NEXT:    [[SCEVGEP2:%.*]] = bitcast i32* [[SCEVGEP]] to i8*
487; UNROLL-NO-VF-NEXT:    [[SCEVGEP4:%.*]] = getelementptr i32, i32* [[BSD]], i64 128
488; UNROLL-NO-VF-NEXT:    [[SCEVGEP45:%.*]] = bitcast i32* [[SCEVGEP4]] to i8*
489; UNROLL-NO-VF-NEXT:    [[BOUND0:%.*]] = icmp ult i8* [[ASD1]], [[SCEVGEP45]]
490; UNROLL-NO-VF-NEXT:    [[BOUND1:%.*]] = icmp ult i8* [[BSD3]], [[SCEVGEP2]]
491; UNROLL-NO-VF-NEXT:    [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]]
492; UNROLL-NO-VF-NEXT:    br i1 [[FOUND_CONFLICT]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]]
493; UNROLL-NO-VF:       vector.ph:
494; UNROLL-NO-VF-NEXT:    br label [[VECTOR_BODY:%.*]]
495; UNROLL-NO-VF:       vector.body:
496; UNROLL-NO-VF-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[PRED_SDIV_CONTINUE8:%.*]] ]
497; UNROLL-NO-VF-NEXT:    [[INDUCTION:%.*]] = add i64 [[INDEX]], 0
498; UNROLL-NO-VF-NEXT:    [[INDUCTION6:%.*]] = add i64 [[INDEX]], 1
499; UNROLL-NO-VF-NEXT:    [[TMP0:%.*]] = getelementptr inbounds i32, i32* [[ASD]], i64 [[INDUCTION]]
500; UNROLL-NO-VF-NEXT:    [[TMP1:%.*]] = getelementptr inbounds i32, i32* [[ASD]], i64 [[INDUCTION6]]
501; UNROLL-NO-VF-NEXT:    [[TMP2:%.*]] = load i32, i32* [[TMP0]], align 4, !alias.scope !19, !noalias !22
502; UNROLL-NO-VF-NEXT:    [[TMP3:%.*]] = load i32, i32* [[TMP1]], align 4, !alias.scope !19, !noalias !22
503; UNROLL-NO-VF-NEXT:    [[TMP4:%.*]] = add nsw i32 [[TMP2]], 23
504; UNROLL-NO-VF-NEXT:    [[TMP5:%.*]] = add nsw i32 [[TMP3]], 23
505; UNROLL-NO-VF-NEXT:    [[TMP6:%.*]] = icmp slt i32 [[TMP2]], 100
506; UNROLL-NO-VF-NEXT:    [[TMP7:%.*]] = icmp slt i32 [[TMP3]], 100
507; UNROLL-NO-VF-NEXT:    br i1 [[TMP6]], label [[PRED_SDIV_IF:%.*]], label [[PRED_SDIV_CONTINUE:%.*]]
508; UNROLL-NO-VF:       pred.sdiv.if:
509; UNROLL-NO-VF-NEXT:    [[TMP8:%.*]] = getelementptr inbounds i32, i32* [[BSD]], i64 [[INDUCTION]]
510; UNROLL-NO-VF-NEXT:    [[TMP9:%.*]] = load i32, i32* [[TMP8]], align 4, !alias.scope !22
511; UNROLL-NO-VF-NEXT:    [[TMP10:%.*]] = sdiv i32 [[TMP4]], [[TMP2]]
512; UNROLL-NO-VF-NEXT:    [[TMP11:%.*]] = sdiv i32 [[TMP9]], [[TMP10]]
513; UNROLL-NO-VF-NEXT:    br label [[PRED_SDIV_CONTINUE]]
514; UNROLL-NO-VF:       pred.sdiv.continue:
515; UNROLL-NO-VF-NEXT:    [[TMP12:%.*]] = phi i32 [ poison, [[VECTOR_BODY]] ], [ [[TMP10]], [[PRED_SDIV_IF]] ]
516; UNROLL-NO-VF-NEXT:    [[TMP13:%.*]] = phi i32 [ poison, [[VECTOR_BODY]] ], [ [[TMP11]], [[PRED_SDIV_IF]] ]
517; UNROLL-NO-VF-NEXT:    br i1 [[TMP7]], label [[PRED_SDIV_IF7:%.*]], label [[PRED_SDIV_CONTINUE8]]
518; UNROLL-NO-VF:       pred.sdiv.if7:
519; UNROLL-NO-VF-NEXT:    [[TMP14:%.*]] = getelementptr inbounds i32, i32* [[BSD]], i64 [[INDUCTION6]]
520; UNROLL-NO-VF-NEXT:    [[TMP15:%.*]] = load i32, i32* [[TMP14]], align 4, !alias.scope !22
521; UNROLL-NO-VF-NEXT:    [[TMP16:%.*]] = sdiv i32 [[TMP5]], [[TMP3]]
522; UNROLL-NO-VF-NEXT:    [[TMP17:%.*]] = sdiv i32 [[TMP15]], [[TMP16]]
523; UNROLL-NO-VF-NEXT:    br label [[PRED_SDIV_CONTINUE8]]
524; UNROLL-NO-VF:       pred.sdiv.continue8:
525; UNROLL-NO-VF-NEXT:    [[TMP18:%.*]] = phi i32 [ poison, [[PRED_SDIV_CONTINUE]] ], [ [[TMP16]], [[PRED_SDIV_IF7]] ]
526; UNROLL-NO-VF-NEXT:    [[TMP19:%.*]] = phi i32 [ poison, [[PRED_SDIV_CONTINUE]] ], [ [[TMP17]], [[PRED_SDIV_IF7]] ]
527; UNROLL-NO-VF-NEXT:    [[TMP20:%.*]] = xor i1 [[TMP6]], true
528; UNROLL-NO-VF-NEXT:    [[TMP21:%.*]] = xor i1 [[TMP7]], true
529; UNROLL-NO-VF-NEXT:    [[PREDPHI:%.*]] = select i1 [[TMP20]], i32 [[TMP4]], i32 [[TMP13]]
530; UNROLL-NO-VF-NEXT:    [[PREDPHI9:%.*]] = select i1 [[TMP21]], i32 [[TMP5]], i32 [[TMP19]]
531; UNROLL-NO-VF-NEXT:    store i32 [[PREDPHI]], i32* [[TMP0]], align 4, !alias.scope !19, !noalias !22
532; UNROLL-NO-VF-NEXT:    store i32 [[PREDPHI9]], i32* [[TMP1]], align 4, !alias.scope !19, !noalias !22
533; UNROLL-NO-VF-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
534; UNROLL-NO-VF-NEXT:    [[TMP22:%.*]] = icmp eq i64 [[INDEX_NEXT]], 128
535; UNROLL-NO-VF-NEXT:    br i1 [[TMP22]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP24:![0-9]+]]
536; UNROLL-NO-VF:       middle.block:
537; UNROLL-NO-VF-NEXT:    [[CMP_N:%.*]] = icmp eq i64 128, 128
538; UNROLL-NO-VF-NEXT:    br i1 [[CMP_N]], label [[FOR_COND_CLEANUP:%.*]], label [[SCALAR_PH]]
539; UNROLL-NO-VF:       scalar.ph:
540; UNROLL-NO-VF-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ 128, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ], [ 0, [[VECTOR_MEMCHECK]] ]
541; UNROLL-NO-VF-NEXT:    br label [[FOR_BODY:%.*]]
542; UNROLL-NO-VF:       for.cond.cleanup:
543; UNROLL-NO-VF-NEXT:    ret void
544; UNROLL-NO-VF:       for.body:
545; UNROLL-NO-VF-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[IF_END:%.*]] ]
546; UNROLL-NO-VF-NEXT:    [[ISD:%.*]] = getelementptr inbounds i32, i32* [[ASD]], i64 [[INDVARS_IV]]
547; UNROLL-NO-VF-NEXT:    [[LSD:%.*]] = load i32, i32* [[ISD]], align 4
548; UNROLL-NO-VF-NEXT:    [[ISD_B:%.*]] = getelementptr inbounds i32, i32* [[BSD]], i64 [[INDVARS_IV]]
549; UNROLL-NO-VF-NEXT:    [[LSD_B:%.*]] = load i32, i32* [[ISD_B]], align 4
550; UNROLL-NO-VF-NEXT:    [[PSD:%.*]] = add nsw i32 [[LSD]], 23
551; UNROLL-NO-VF-NEXT:    [[CMP1:%.*]] = icmp slt i32 [[LSD]], 100
552; UNROLL-NO-VF-NEXT:    br i1 [[CMP1]], label [[IF_THEN:%.*]], label [[IF_END]]
553; UNROLL-NO-VF:       if.then:
554; UNROLL-NO-VF-NEXT:    [[SD1:%.*]] = sdiv i32 [[PSD]], [[LSD]]
555; UNROLL-NO-VF-NEXT:    [[RSD:%.*]] = sdiv i32 [[LSD_B]], [[SD1]]
556; UNROLL-NO-VF-NEXT:    br label [[IF_END]]
557; UNROLL-NO-VF:       if.end:
558; UNROLL-NO-VF-NEXT:    [[YSD_0:%.*]] = phi i32 [ [[RSD]], [[IF_THEN]] ], [ [[PSD]], [[FOR_BODY]] ]
559; UNROLL-NO-VF-NEXT:    store i32 [[YSD_0]], i32* [[ISD]], align 4
560; UNROLL-NO-VF-NEXT:    [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
561; UNROLL-NO-VF-NEXT:    [[EXITCOND:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], 128
562; UNROLL-NO-VF-NEXT:    br i1 [[EXITCOND]], label [[FOR_COND_CLEANUP]], label [[FOR_BODY]], !llvm.loop [[LOOP25:![0-9]+]]
563;
564entry:
565  br label %for.body
566
567for.cond.cleanup:                                 ; preds = %if.end
568  ret void
569
570
571for.body:                                         ; preds = %if.end, %entry
572  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %if.end ]
573  %isd = getelementptr inbounds i32, i32* %asd, i64 %indvars.iv
574  %lsd = load i32, i32* %isd, align 4
575  %isd.b = getelementptr inbounds i32, i32* %bsd, i64 %indvars.iv
576  %lsd.b = load i32, i32* %isd.b, align 4
577  %psd = add nsw i32 %lsd, 23
578  %cmp1 = icmp slt i32 %lsd, 100
579  br i1 %cmp1, label %if.then, label %if.end
580
581if.then:                                          ; preds = %for.body
582  %sd1 = sdiv i32 %psd, %lsd
583  %rsd = sdiv i32 %lsd.b, %sd1
584  br label %if.end
585
586if.end:                                           ; preds = %if.then, %for.body
587  %ysd.0 = phi i32 [ %rsd, %if.then ], [ %psd, %for.body ]
588  store i32 %ysd.0, i32* %isd, align 4
589  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
590  %exitcond = icmp eq i64 %indvars.iv.next, 128
591  br i1 %exitcond, label %for.cond.cleanup, label %for.body
592}
593
594define void @pr30172(i32* nocapture %asd, i32* nocapture %bsd) !dbg !5 {;
595; CHECK-LABEL: @pr30172(
596; CHECK-NEXT:  entry:
597; CHECK-NEXT:    [[ASD1:%.*]] = bitcast i32* [[ASD:%.*]] to i8*
598; CHECK-NEXT:    [[BSD3:%.*]] = bitcast i32* [[BSD:%.*]] to i8*
599; CHECK-NEXT:    [[SCEVGEP:%.*]] = getelementptr i32, i32* [[ASD]], i64 128
600; CHECK-NEXT:    [[SCEVGEP2:%.*]] = bitcast i32* [[SCEVGEP]] to i8*
601; CHECK-NEXT:    [[SCEVGEP4:%.*]] = getelementptr i32, i32* [[BSD]], i64 128
602; CHECK-NEXT:    [[SCEVGEP45:%.*]] = bitcast i32* [[SCEVGEP4]] to i8*
603; CHECK-NEXT:    [[BOUND0:%.*]] = icmp ult i8* [[ASD1]], [[SCEVGEP45]]
604; CHECK-NEXT:    [[BOUND1:%.*]] = icmp ult i8* [[BSD3]], [[SCEVGEP2]]
605; CHECK-NEXT:    [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]]
606; CHECK-NEXT:    br i1 [[FOUND_CONFLICT]], label [[SCALAR_PH:%.*]], label [[VECTOR_BODY:%.*]]
607; CHECK:       vector.body:
608; CHECK-NEXT:    [[INDEX:%.*]] = phi i64 [ [[INDEX_NEXT:%.*]], [[PRED_SDIV_CONTINUE8:%.*]] ], [ 0, [[ENTRY:%.*]] ]
609; CHECK-NEXT:    [[TMP0:%.*]] = add i64 [[INDEX]], 0
610; CHECK-NEXT:    [[TMP1:%.*]] = getelementptr inbounds i32, i32* [[ASD]], i64 [[TMP0]]
611; CHECK-NEXT:    [[TMP2:%.*]] = getelementptr inbounds i32, i32* [[TMP1]], i32 0
612; CHECK-NEXT:    [[TMP3:%.*]] = bitcast i32* [[TMP2]] to <2 x i32>*
613; CHECK-NEXT:    [[WIDE_LOAD:%.*]] = load <2 x i32>, <2 x i32>* [[TMP3]], align 4, !alias.scope !28, !noalias !31
614; CHECK-NEXT:    [[TMP4:%.*]] = getelementptr inbounds i32, i32* [[BSD]], i64 [[TMP0]]
615; CHECK-NEXT:    [[TMP5:%.*]] = getelementptr inbounds i32, i32* [[TMP4]], i32 0
616; CHECK-NEXT:    [[TMP6:%.*]] = bitcast i32* [[TMP5]] to <2 x i32>*
617; CHECK-NEXT:    [[WIDE_LOAD6:%.*]] = load <2 x i32>, <2 x i32>* [[TMP6]], align 4, !alias.scope !31
618; CHECK-NEXT:    [[TMP7:%.*]] = add nsw <2 x i32> [[WIDE_LOAD]], <i32 23, i32 23>
619; CHECK-NEXT:    [[TMP8:%.*]] = icmp slt <2 x i32> [[WIDE_LOAD]], <i32 100, i32 100>
620; CHECK-NEXT:    [[TMP9:%.*]] = icmp sge <2 x i32> [[WIDE_LOAD]], <i32 200, i32 200>
621; CHECK-NEXT:    [[TMP10:%.*]] = xor <2 x i1> [[TMP8]], <i1 true, i1 true>, !dbg [[DBG33:![0-9]+]]
622; CHECK-NEXT:    [[TMP11:%.*]] = select <2 x i1> [[TMP10]], <2 x i1> [[TMP9]], <2 x i1> zeroinitializer, !dbg [[DBG34:![0-9]+]]
623; CHECK-NEXT:    [[TMP12:%.*]] = or <2 x i1> [[TMP11]], [[TMP8]]
624; CHECK-NEXT:    [[TMP13:%.*]] = extractelement <2 x i1> [[TMP12]], i32 0
625; CHECK-NEXT:    br i1 [[TMP13]], label [[PRED_SDIV_IF:%.*]], label [[PRED_SDIV_CONTINUE:%.*]]
626; CHECK:       pred.sdiv.if:
627; CHECK-NEXT:    [[TMP14:%.*]] = extractelement <2 x i32> [[TMP7]], i32 0
628; CHECK-NEXT:    [[TMP15:%.*]] = extractelement <2 x i32> [[WIDE_LOAD]], i32 0
629; CHECK-NEXT:    [[TMP16:%.*]] = sdiv i32 [[TMP14]], [[TMP15]]
630; CHECK-NEXT:    [[TMP17:%.*]] = extractelement <2 x i32> [[WIDE_LOAD6]], i32 0
631; CHECK-NEXT:    [[TMP18:%.*]] = sdiv i32 [[TMP17]], [[TMP16]]
632; CHECK-NEXT:    [[TMP19:%.*]] = insertelement <2 x i32> poison, i32 [[TMP18]], i32 0
633; CHECK-NEXT:    br label [[PRED_SDIV_CONTINUE]]
634; CHECK:       pred.sdiv.continue:
635; CHECK-NEXT:    [[TMP20:%.*]] = phi i32 [ poison, [[VECTOR_BODY]] ], [ [[TMP16]], [[PRED_SDIV_IF]] ]
636; CHECK-NEXT:    [[TMP21:%.*]] = phi <2 x i32> [ poison, [[VECTOR_BODY]] ], [ [[TMP19]], [[PRED_SDIV_IF]] ]
637; CHECK-NEXT:    [[TMP22:%.*]] = extractelement <2 x i1> [[TMP12]], i32 1
638; CHECK-NEXT:    br i1 [[TMP22]], label [[PRED_SDIV_IF7:%.*]], label [[PRED_SDIV_CONTINUE8]]
639; CHECK:       pred.sdiv.if7:
640; CHECK-NEXT:    [[TMP23:%.*]] = extractelement <2 x i32> [[TMP7]], i32 1
641; CHECK-NEXT:    [[TMP24:%.*]] = extractelement <2 x i32> [[WIDE_LOAD]], i32 1
642; CHECK-NEXT:    [[TMP25:%.*]] = sdiv i32 [[TMP23]], [[TMP24]]
643; CHECK-NEXT:    [[TMP26:%.*]] = extractelement <2 x i32> [[WIDE_LOAD6]], i32 1
644; CHECK-NEXT:    [[TMP27:%.*]] = sdiv i32 [[TMP26]], [[TMP25]]
645; CHECK-NEXT:    [[TMP28:%.*]] = insertelement <2 x i32> [[TMP21]], i32 [[TMP27]], i32 1
646; CHECK-NEXT:    br label [[PRED_SDIV_CONTINUE8]]
647; CHECK:       pred.sdiv.continue8:
648; CHECK-NEXT:    [[TMP29:%.*]] = phi i32 [ poison, [[PRED_SDIV_CONTINUE]] ], [ [[TMP25]], [[PRED_SDIV_IF7]] ]
649; CHECK-NEXT:    [[TMP30:%.*]] = phi <2 x i32> [ [[TMP21]], [[PRED_SDIV_CONTINUE]] ], [ [[TMP28]], [[PRED_SDIV_IF7]] ]
650; CHECK-NEXT:    [[TMP31:%.*]] = xor <2 x i1> [[TMP9]], <i1 true, i1 true>, !dbg [[DBG34]]
651; CHECK-NEXT:    [[TMP32:%.*]] = select <2 x i1> [[TMP10]], <2 x i1> [[TMP31]], <2 x i1> zeroinitializer, !dbg [[DBG34]]
652; CHECK-NEXT:    [[PREDPHI:%.*]] = select <2 x i1> [[TMP32]], <2 x i32> [[TMP7]], <2 x i32> [[TMP30]]
653; CHECK-NEXT:    [[TMP33:%.*]] = getelementptr inbounds i32, i32* [[TMP1]], i32 0
654; CHECK-NEXT:    [[TMP34:%.*]] = bitcast i32* [[TMP33]] to <2 x i32>*
655; CHECK-NEXT:    store <2 x i32> [[PREDPHI]], <2 x i32>* [[TMP34]], align 4, !alias.scope !28, !noalias !31
656; CHECK-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
657; CHECK-NEXT:    [[TMP35:%.*]] = icmp eq i64 [[INDEX_NEXT]], 128
658; CHECK-NEXT:    br i1 [[TMP35]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP35:![0-9]+]]
659; CHECK:       middle.block:
660; CHECK-NEXT:    [[CMP_N:%.*]] = icmp eq i64 128, 128
661; CHECK-NEXT:    br i1 [[CMP_N]], label [[FOR_COND_CLEANUP:%.*]], label [[SCALAR_PH]]
662; CHECK:       scalar.ph:
663; CHECK-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ 128, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY]] ]
664; CHECK-NEXT:    br label [[FOR_BODY:%.*]]
665; CHECK:       for.cond.cleanup:
666; CHECK-NEXT:    ret void
667; CHECK:       for.body:
668; CHECK-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[IF_END:%.*]] ]
669; CHECK-NEXT:    [[ISD:%.*]] = getelementptr inbounds i32, i32* [[ASD]], i64 [[INDVARS_IV]]
670; CHECK-NEXT:    [[LSD:%.*]] = load i32, i32* [[ISD]], align 4
671; CHECK-NEXT:    [[ISD_B:%.*]] = getelementptr inbounds i32, i32* [[BSD]], i64 [[INDVARS_IV]]
672; CHECK-NEXT:    [[LSD_B:%.*]] = load i32, i32* [[ISD_B]], align 4
673; CHECK-NEXT:    [[PSD:%.*]] = add nsw i32 [[LSD]], 23
674; CHECK-NEXT:    [[CMP1:%.*]] = icmp slt i32 [[LSD]], 100
675; CHECK-NEXT:    [[CMP2:%.*]] = icmp sge i32 [[LSD]], 200
676; CHECK-NEXT:    [[OR_COND:%.*]] = or i1 [[CMP1]], [[CMP2]], !dbg [[DBG33]]
677; CHECK-NEXT:    br i1 [[OR_COND]], label [[IF_THEN:%.*]], label [[IF_END]], !dbg [[DBG33]]
678; CHECK:       if.then:
679; CHECK-NEXT:    [[SD1:%.*]] = sdiv i32 [[PSD]], [[LSD]]
680; CHECK-NEXT:    [[RSD:%.*]] = sdiv i32 [[LSD_B]], [[SD1]]
681; CHECK-NEXT:    br label [[IF_END]]
682; CHECK:       if.end:
683; CHECK-NEXT:    [[YSD_0:%.*]] = phi i32 [ [[RSD]], [[IF_THEN]] ], [ [[PSD]], [[FOR_BODY]] ]
684; CHECK-NEXT:    store i32 [[YSD_0]], i32* [[ISD]], align 4
685; CHECK-NEXT:    [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
686; CHECK-NEXT:    [[EXITCOND:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], 128
687; CHECK-NEXT:    br i1 [[EXITCOND]], label [[FOR_COND_CLEANUP]], label [[FOR_BODY]], !llvm.loop [[LOOP36:![0-9]+]]
688;
689; UNROLL-NO-VF-LABEL: @pr30172(
690; UNROLL-NO-VF-NEXT:  entry:
691; UNROLL-NO-VF-NEXT:    [[ASD1:%.*]] = bitcast i32* [[ASD:%.*]] to i8*
692; UNROLL-NO-VF-NEXT:    [[BSD3:%.*]] = bitcast i32* [[BSD:%.*]] to i8*
693; UNROLL-NO-VF-NEXT:    br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_MEMCHECK:%.*]]
694; UNROLL-NO-VF:       vector.memcheck:
695; UNROLL-NO-VF-NEXT:    [[SCEVGEP:%.*]] = getelementptr i32, i32* [[ASD]], i64 128
696; UNROLL-NO-VF-NEXT:    [[SCEVGEP2:%.*]] = bitcast i32* [[SCEVGEP]] to i8*
697; UNROLL-NO-VF-NEXT:    [[SCEVGEP4:%.*]] = getelementptr i32, i32* [[BSD]], i64 128
698; UNROLL-NO-VF-NEXT:    [[SCEVGEP45:%.*]] = bitcast i32* [[SCEVGEP4]] to i8*
699; UNROLL-NO-VF-NEXT:    [[BOUND0:%.*]] = icmp ult i8* [[ASD1]], [[SCEVGEP45]]
700; UNROLL-NO-VF-NEXT:    [[BOUND1:%.*]] = icmp ult i8* [[BSD3]], [[SCEVGEP2]]
701; UNROLL-NO-VF-NEXT:    [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]]
702; UNROLL-NO-VF-NEXT:    br i1 [[FOUND_CONFLICT]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]]
703; UNROLL-NO-VF:       vector.ph:
704; UNROLL-NO-VF-NEXT:    br label [[VECTOR_BODY:%.*]]
705; UNROLL-NO-VF:       vector.body:
706; UNROLL-NO-VF-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[PRED_SDIV_CONTINUE8:%.*]] ]
707; UNROLL-NO-VF-NEXT:    [[INDUCTION:%.*]] = add i64 [[INDEX]], 0
708; UNROLL-NO-VF-NEXT:    [[INDUCTION6:%.*]] = add i64 [[INDEX]], 1
709; UNROLL-NO-VF-NEXT:    [[TMP0:%.*]] = getelementptr inbounds i32, i32* [[ASD]], i64 [[INDUCTION]]
710; UNROLL-NO-VF-NEXT:    [[TMP1:%.*]] = getelementptr inbounds i32, i32* [[ASD]], i64 [[INDUCTION6]]
711; UNROLL-NO-VF-NEXT:    [[TMP2:%.*]] = load i32, i32* [[TMP0]], align 4, !alias.scope !28, !noalias !31
712; UNROLL-NO-VF-NEXT:    [[TMP3:%.*]] = load i32, i32* [[TMP1]], align 4, !alias.scope !28, !noalias !31
713; UNROLL-NO-VF-NEXT:    [[TMP4:%.*]] = add nsw i32 [[TMP2]], 23
714; UNROLL-NO-VF-NEXT:    [[TMP5:%.*]] = add nsw i32 [[TMP3]], 23
715; UNROLL-NO-VF-NEXT:    [[TMP6:%.*]] = icmp slt i32 [[TMP2]], 100
716; UNROLL-NO-VF-NEXT:    [[TMP7:%.*]] = icmp slt i32 [[TMP3]], 100
717; UNROLL-NO-VF-NEXT:    [[TMP8:%.*]] = icmp sge i32 [[TMP2]], 200
718; UNROLL-NO-VF-NEXT:    [[TMP9:%.*]] = icmp sge i32 [[TMP3]], 200
719; UNROLL-NO-VF-NEXT:    [[TMP10:%.*]] = xor i1 [[TMP6]], true, !dbg [[DBG33:![0-9]+]]
720; UNROLL-NO-VF-NEXT:    [[TMP11:%.*]] = xor i1 [[TMP7]], true, !dbg [[DBG33]]
721; UNROLL-NO-VF-NEXT:    [[TMP12:%.*]] = select i1 [[TMP10]], i1 [[TMP8]], i1 false, !dbg [[DBG34:![0-9]+]]
722; UNROLL-NO-VF-NEXT:    [[TMP13:%.*]] = select i1 [[TMP11]], i1 [[TMP9]], i1 false, !dbg [[DBG34]]
723; UNROLL-NO-VF-NEXT:    [[TMP14:%.*]] = or i1 [[TMP12]], [[TMP6]]
724; UNROLL-NO-VF-NEXT:    [[TMP15:%.*]] = or i1 [[TMP13]], [[TMP7]]
725; UNROLL-NO-VF-NEXT:    br i1 [[TMP14]], label [[PRED_SDIV_IF:%.*]], label [[PRED_SDIV_CONTINUE:%.*]]
726; UNROLL-NO-VF:       pred.sdiv.if:
727; UNROLL-NO-VF-NEXT:    [[TMP16:%.*]] = getelementptr inbounds i32, i32* [[BSD]], i64 [[INDUCTION]]
728; UNROLL-NO-VF-NEXT:    [[TMP17:%.*]] = load i32, i32* [[TMP16]], align 4, !alias.scope !31
729; UNROLL-NO-VF-NEXT:    [[TMP18:%.*]] = sdiv i32 [[TMP4]], [[TMP2]]
730; UNROLL-NO-VF-NEXT:    [[TMP19:%.*]] = sdiv i32 [[TMP17]], [[TMP18]]
731; UNROLL-NO-VF-NEXT:    br label [[PRED_SDIV_CONTINUE]]
732; UNROLL-NO-VF:       pred.sdiv.continue:
733; UNROLL-NO-VF-NEXT:    [[TMP20:%.*]] = phi i32 [ poison, [[VECTOR_BODY]] ], [ [[TMP18]], [[PRED_SDIV_IF]] ]
734; UNROLL-NO-VF-NEXT:    [[TMP21:%.*]] = phi i32 [ poison, [[VECTOR_BODY]] ], [ [[TMP19]], [[PRED_SDIV_IF]] ]
735; UNROLL-NO-VF-NEXT:    br i1 [[TMP15]], label [[PRED_SDIV_IF7:%.*]], label [[PRED_SDIV_CONTINUE8]]
736; UNROLL-NO-VF:       pred.sdiv.if7:
737; UNROLL-NO-VF-NEXT:    [[TMP22:%.*]] = getelementptr inbounds i32, i32* [[BSD]], i64 [[INDUCTION6]]
738; UNROLL-NO-VF-NEXT:    [[TMP23:%.*]] = load i32, i32* [[TMP22]], align 4, !alias.scope !31
739; UNROLL-NO-VF-NEXT:    [[TMP24:%.*]] = sdiv i32 [[TMP5]], [[TMP3]]
740; UNROLL-NO-VF-NEXT:    [[TMP25:%.*]] = sdiv i32 [[TMP23]], [[TMP24]]
741; UNROLL-NO-VF-NEXT:    br label [[PRED_SDIV_CONTINUE8]]
742; UNROLL-NO-VF:       pred.sdiv.continue8:
743; UNROLL-NO-VF-NEXT:    [[TMP26:%.*]] = phi i32 [ poison, [[PRED_SDIV_CONTINUE]] ], [ [[TMP24]], [[PRED_SDIV_IF7]] ]
744; UNROLL-NO-VF-NEXT:    [[TMP27:%.*]] = phi i32 [ poison, [[PRED_SDIV_CONTINUE]] ], [ [[TMP25]], [[PRED_SDIV_IF7]] ]
745; UNROLL-NO-VF-NEXT:    [[TMP28:%.*]] = xor i1 [[TMP8]], true, !dbg [[DBG34]]
746; UNROLL-NO-VF-NEXT:    [[TMP29:%.*]] = xor i1 [[TMP9]], true, !dbg [[DBG34]]
747; UNROLL-NO-VF-NEXT:    [[TMP30:%.*]] = select i1 [[TMP10]], i1 [[TMP28]], i1 false, !dbg [[DBG34]]
748; UNROLL-NO-VF-NEXT:    [[TMP31:%.*]] = select i1 [[TMP11]], i1 [[TMP29]], i1 false, !dbg [[DBG34]]
749; UNROLL-NO-VF-NEXT:    [[PREDPHI:%.*]] = select i1 [[TMP30]], i32 [[TMP4]], i32 [[TMP21]]
750; UNROLL-NO-VF-NEXT:    [[PREDPHI9:%.*]] = select i1 [[TMP31]], i32 [[TMP5]], i32 [[TMP27]]
751; UNROLL-NO-VF-NEXT:    store i32 [[PREDPHI]], i32* [[TMP0]], align 4, !alias.scope !28, !noalias !31
752; UNROLL-NO-VF-NEXT:    store i32 [[PREDPHI9]], i32* [[TMP1]], align 4, !alias.scope !28, !noalias !31
753; UNROLL-NO-VF-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
754; UNROLL-NO-VF-NEXT:    [[TMP32:%.*]] = icmp eq i64 [[INDEX_NEXT]], 128
755; UNROLL-NO-VF-NEXT:    br i1 [[TMP32]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP35:![0-9]+]]
756; UNROLL-NO-VF:       middle.block:
757; UNROLL-NO-VF-NEXT:    [[CMP_N:%.*]] = icmp eq i64 128, 128
758; UNROLL-NO-VF-NEXT:    br i1 [[CMP_N]], label [[FOR_COND_CLEANUP:%.*]], label [[SCALAR_PH]]
759; UNROLL-NO-VF:       scalar.ph:
760; UNROLL-NO-VF-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ 128, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ], [ 0, [[VECTOR_MEMCHECK]] ]
761; UNROLL-NO-VF-NEXT:    br label [[FOR_BODY:%.*]]
762; UNROLL-NO-VF:       for.cond.cleanup:
763; UNROLL-NO-VF-NEXT:    ret void
764; UNROLL-NO-VF:       for.body:
765; UNROLL-NO-VF-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[IF_END:%.*]] ]
766; UNROLL-NO-VF-NEXT:    [[ISD:%.*]] = getelementptr inbounds i32, i32* [[ASD]], i64 [[INDVARS_IV]]
767; UNROLL-NO-VF-NEXT:    [[LSD:%.*]] = load i32, i32* [[ISD]], align 4
768; UNROLL-NO-VF-NEXT:    [[ISD_B:%.*]] = getelementptr inbounds i32, i32* [[BSD]], i64 [[INDVARS_IV]]
769; UNROLL-NO-VF-NEXT:    [[LSD_B:%.*]] = load i32, i32* [[ISD_B]], align 4
770; UNROLL-NO-VF-NEXT:    [[PSD:%.*]] = add nsw i32 [[LSD]], 23
771; UNROLL-NO-VF-NEXT:    [[CMP1:%.*]] = icmp slt i32 [[LSD]], 100
772; UNROLL-NO-VF-NEXT:    br i1 [[CMP1]], label [[IF_THEN:%.*]], label [[CHECKBB:%.*]], !dbg [[DBG33]]
773; UNROLL-NO-VF:       checkbb:
774; UNROLL-NO-VF-NEXT:    [[CMP2:%.*]] = icmp sge i32 [[LSD]], 200
775; UNROLL-NO-VF-NEXT:    br i1 [[CMP2]], label [[IF_THEN]], label [[IF_END]], !dbg [[DBG34]]
776; UNROLL-NO-VF:       if.then:
777; UNROLL-NO-VF-NEXT:    [[SD1:%.*]] = sdiv i32 [[PSD]], [[LSD]]
778; UNROLL-NO-VF-NEXT:    [[RSD:%.*]] = sdiv i32 [[LSD_B]], [[SD1]]
779; UNROLL-NO-VF-NEXT:    br label [[IF_END]]
780; UNROLL-NO-VF:       if.end:
781; UNROLL-NO-VF-NEXT:    [[YSD_0:%.*]] = phi i32 [ [[RSD]], [[IF_THEN]] ], [ [[PSD]], [[CHECKBB]] ]
782; UNROLL-NO-VF-NEXT:    store i32 [[YSD_0]], i32* [[ISD]], align 4
783; UNROLL-NO-VF-NEXT:    [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
784; UNROLL-NO-VF-NEXT:    [[EXITCOND:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], 128
785; UNROLL-NO-VF-NEXT:    br i1 [[EXITCOND]], label [[FOR_COND_CLEANUP]], label [[FOR_BODY]], !llvm.loop [[LOOP36:![0-9]+]]
786;
787entry:
788  br label %for.body
789
790for.cond.cleanup:                                 ; preds = %if.end
791  ret void
792
793for.body:                                         ; preds = %if.end, %entry
794  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %if.end ]
795  %isd = getelementptr inbounds i32, i32* %asd, i64 %indvars.iv
796  %lsd = load i32, i32* %isd, align 4
797  %isd.b = getelementptr inbounds i32, i32* %bsd, i64 %indvars.iv
798  %lsd.b = load i32, i32* %isd.b, align 4
799  %psd = add nsw i32 %lsd, 23
800  %cmp1 = icmp slt i32 %lsd, 100
801  br i1 %cmp1, label %if.then, label %checkbb, !dbg !7
802
803checkbb:                                            ; preds = %for.body
804  %cmp2 = icmp sge i32 %lsd, 200
805  br i1 %cmp2, label %if.then, label %if.end, !dbg !8
806
807if.then:                                          ; preds = %checkbb, %for.body
808  %sd1 = sdiv i32 %psd, %lsd
809  %rsd = sdiv i32 %lsd.b, %sd1
810  br label %if.end
811
812if.end:                                           ; preds = %if.then, %checkbb
813  %ysd.0 = phi i32 [ %rsd, %if.then ], [ %psd, %checkbb ]
814  store i32 %ysd.0, i32* %isd, align 4
815  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
816  %exitcond = icmp eq i64 %indvars.iv.next, 128
817  br i1 %exitcond, label %for.cond.cleanup, label %for.body
818}
819
820define i32 @predicated_udiv_scalarized_operand(i32* %a, i1 %c, i32 %x, i64 %n) {
821; CHECK-LABEL: @predicated_udiv_scalarized_operand(
822; CHECK-NEXT:  entry:
823; CHECK-NEXT:    [[SMAX:%.*]] = call i64 @llvm.smax.i64(i64 [[N:%.*]], i64 1)
824; CHECK-NEXT:    [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[SMAX]], 2
825; CHECK-NEXT:    br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
826; CHECK:       vector.ph:
827; CHECK-NEXT:    [[N_MOD_VF:%.*]] = urem i64 [[SMAX]], 2
828; CHECK-NEXT:    [[N_VEC:%.*]] = sub i64 [[SMAX]], [[N_MOD_VF]]
829; CHECK-NEXT:    [[BROADCAST_SPLATINSERT:%.*]] = insertelement <2 x i1> poison, i1 [[C:%.*]], i32 0
830; CHECK-NEXT:    [[BROADCAST_SPLAT:%.*]] = shufflevector <2 x i1> [[BROADCAST_SPLATINSERT]], <2 x i1> poison, <2 x i32> zeroinitializer
831; CHECK-NEXT:    br label [[VECTOR_BODY:%.*]]
832; CHECK:       vector.body:
833; CHECK-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[PRED_UDIV_CONTINUE2:%.*]] ]
834; CHECK-NEXT:    [[VEC_PHI:%.*]] = phi <2 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP19:%.*]], [[PRED_UDIV_CONTINUE2]] ]
835; CHECK-NEXT:    [[TMP0:%.*]] = add i64 [[INDEX]], 0
836; CHECK-NEXT:    [[TMP1:%.*]] = getelementptr inbounds i32, i32* [[A:%.*]], i64 [[TMP0]]
837; CHECK-NEXT:    [[TMP2:%.*]] = getelementptr inbounds i32, i32* [[TMP1]], i32 0
838; CHECK-NEXT:    [[TMP3:%.*]] = bitcast i32* [[TMP2]] to <2 x i32>*
839; CHECK-NEXT:    [[WIDE_LOAD:%.*]] = load <2 x i32>, <2 x i32>* [[TMP3]], align 4
840; CHECK-NEXT:    [[TMP4:%.*]] = extractelement <2 x i1> [[BROADCAST_SPLAT]], i32 0
841; CHECK-NEXT:    br i1 [[TMP4]], label [[PRED_UDIV_IF:%.*]], label [[PRED_UDIV_CONTINUE:%.*]]
842; CHECK:       pred.udiv.if:
843; CHECK-NEXT:    [[TMP5:%.*]] = extractelement <2 x i32> [[WIDE_LOAD]], i32 0
844; CHECK-NEXT:    [[TMP6:%.*]] = add nsw i32 [[TMP5]], [[X:%.*]]
845; CHECK-NEXT:    [[TMP7:%.*]] = extractelement <2 x i32> [[WIDE_LOAD]], i32 0
846; CHECK-NEXT:    [[TMP8:%.*]] = udiv i32 [[TMP7]], [[TMP6]]
847; CHECK-NEXT:    [[TMP9:%.*]] = insertelement <2 x i32> poison, i32 [[TMP8]], i32 0
848; CHECK-NEXT:    br label [[PRED_UDIV_CONTINUE]]
849; CHECK:       pred.udiv.continue:
850; CHECK-NEXT:    [[TMP10:%.*]] = phi <2 x i32> [ poison, [[VECTOR_BODY]] ], [ [[TMP9]], [[PRED_UDIV_IF]] ]
851; CHECK-NEXT:    [[TMP11:%.*]] = extractelement <2 x i1> [[BROADCAST_SPLAT]], i32 1
852; CHECK-NEXT:    br i1 [[TMP11]], label [[PRED_UDIV_IF1:%.*]], label [[PRED_UDIV_CONTINUE2]]
853; CHECK:       pred.udiv.if1:
854; CHECK-NEXT:    [[TMP12:%.*]] = extractelement <2 x i32> [[WIDE_LOAD]], i32 1
855; CHECK-NEXT:    [[TMP13:%.*]] = add nsw i32 [[TMP12]], [[X]]
856; CHECK-NEXT:    [[TMP14:%.*]] = extractelement <2 x i32> [[WIDE_LOAD]], i32 1
857; CHECK-NEXT:    [[TMP15:%.*]] = udiv i32 [[TMP14]], [[TMP13]]
858; CHECK-NEXT:    [[TMP16:%.*]] = insertelement <2 x i32> [[TMP10]], i32 [[TMP15]], i32 1
859; CHECK-NEXT:    br label [[PRED_UDIV_CONTINUE2]]
860; CHECK:       pred.udiv.continue2:
861; CHECK-NEXT:    [[TMP17:%.*]] = phi <2 x i32> [ [[TMP10]], [[PRED_UDIV_CONTINUE]] ], [ [[TMP16]], [[PRED_UDIV_IF1]] ]
862; CHECK-NEXT:    [[TMP18:%.*]] = xor <2 x i1> [[BROADCAST_SPLAT]], <i1 true, i1 true>
863; CHECK-NEXT:    [[PREDPHI:%.*]] = select <2 x i1> [[BROADCAST_SPLAT]], <2 x i32> [[TMP17]], <2 x i32> [[WIDE_LOAD]]
864; CHECK-NEXT:    [[TMP19]] = add <2 x i32> [[VEC_PHI]], [[PREDPHI]]
865; CHECK-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
866; CHECK-NEXT:    [[TMP20:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
867; CHECK-NEXT:    br i1 [[TMP20]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP37:![0-9]+]]
868; CHECK:       middle.block:
869; CHECK-NEXT:    [[TMP21:%.*]] = call i32 @llvm.vector.reduce.add.v2i32(<2 x i32> [[TMP19]])
870; CHECK-NEXT:    [[CMP_N:%.*]] = icmp eq i64 [[SMAX]], [[N_VEC]]
871; CHECK-NEXT:    br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]]
872; CHECK:       scalar.ph:
873; CHECK-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
874; CHECK-NEXT:    [[BC_MERGE_RDX:%.*]] = phi i32 [ 0, [[ENTRY]] ], [ [[TMP21]], [[MIDDLE_BLOCK]] ]
875; CHECK-NEXT:    br label [[FOR_BODY:%.*]]
876; CHECK:       for.body:
877; CHECK-NEXT:    [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[I_NEXT:%.*]], [[FOR_INC:%.*]] ]
878; CHECK-NEXT:    [[R:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[T6:%.*]], [[FOR_INC]] ]
879; CHECK-NEXT:    [[T0:%.*]] = getelementptr inbounds i32, i32* [[A]], i64 [[I]]
880; CHECK-NEXT:    [[T2:%.*]] = load i32, i32* [[T0]], align 4
881; CHECK-NEXT:    br i1 [[C]], label [[IF_THEN:%.*]], label [[FOR_INC]]
882; CHECK:       if.then:
883; CHECK-NEXT:    [[T3:%.*]] = add nsw i32 [[T2]], [[X]]
884; CHECK-NEXT:    [[T4:%.*]] = udiv i32 [[T2]], [[T3]]
885; CHECK-NEXT:    br label [[FOR_INC]]
886; CHECK:       for.inc:
887; CHECK-NEXT:    [[T5:%.*]] = phi i32 [ [[T2]], [[FOR_BODY]] ], [ [[T4]], [[IF_THEN]] ]
888; CHECK-NEXT:    [[T6]] = add i32 [[R]], [[T5]]
889; CHECK-NEXT:    [[I_NEXT]] = add nuw nsw i64 [[I]], 1
890; CHECK-NEXT:    [[COND:%.*]] = icmp slt i64 [[I_NEXT]], [[N]]
891; CHECK-NEXT:    br i1 [[COND]], label [[FOR_BODY]], label [[FOR_END]], !llvm.loop [[LOOP38:![0-9]+]]
892; CHECK:       for.end:
893; CHECK-NEXT:    [[T7:%.*]] = phi i32 [ [[T6]], [[FOR_INC]] ], [ [[TMP21]], [[MIDDLE_BLOCK]] ]
894; CHECK-NEXT:    ret i32 [[T7]]
895;
896; UNROLL-NO-VF-LABEL: @predicated_udiv_scalarized_operand(
897; UNROLL-NO-VF-NEXT:  entry:
898; UNROLL-NO-VF-NEXT:    [[SMAX:%.*]] = call i64 @llvm.smax.i64(i64 [[N:%.*]], i64 1)
899; UNROLL-NO-VF-NEXT:    [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[SMAX]], 2
900; UNROLL-NO-VF-NEXT:    br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
901; UNROLL-NO-VF:       vector.ph:
902; UNROLL-NO-VF-NEXT:    [[N_MOD_VF:%.*]] = urem i64 [[SMAX]], 2
903; UNROLL-NO-VF-NEXT:    [[N_VEC:%.*]] = sub i64 [[SMAX]], [[N_MOD_VF]]
904; UNROLL-NO-VF-NEXT:    br label [[VECTOR_BODY:%.*]]
905; UNROLL-NO-VF:       vector.body:
906; UNROLL-NO-VF-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[PRED_UDIV_CONTINUE4:%.*]] ]
907; UNROLL-NO-VF-NEXT:    [[VEC_PHI:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[TMP12:%.*]], [[PRED_UDIV_CONTINUE4]] ]
908; UNROLL-NO-VF-NEXT:    [[VEC_PHI1:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[TMP13:%.*]], [[PRED_UDIV_CONTINUE4]] ]
909; UNROLL-NO-VF-NEXT:    [[INDUCTION:%.*]] = add i64 [[INDEX]], 0
910; UNROLL-NO-VF-NEXT:    [[INDUCTION2:%.*]] = add i64 [[INDEX]], 1
911; UNROLL-NO-VF-NEXT:    [[TMP0:%.*]] = getelementptr inbounds i32, i32* [[A:%.*]], i64 [[INDUCTION]]
912; UNROLL-NO-VF-NEXT:    [[TMP1:%.*]] = getelementptr inbounds i32, i32* [[A]], i64 [[INDUCTION2]]
913; UNROLL-NO-VF-NEXT:    [[TMP2:%.*]] = load i32, i32* [[TMP0]], align 4
914; UNROLL-NO-VF-NEXT:    [[TMP3:%.*]] = load i32, i32* [[TMP1]], align 4
915; UNROLL-NO-VF-NEXT:    br i1 [[C:%.*]], label [[PRED_UDIV_IF:%.*]], label [[PRED_UDIV_CONTINUE:%.*]]
916; UNROLL-NO-VF:       pred.udiv.if:
917; UNROLL-NO-VF-NEXT:    [[TMP4:%.*]] = add nsw i32 [[TMP2]], [[X:%.*]]
918; UNROLL-NO-VF-NEXT:    [[TMP5:%.*]] = udiv i32 [[TMP2]], [[TMP4]]
919; UNROLL-NO-VF-NEXT:    br label [[PRED_UDIV_CONTINUE]]
920; UNROLL-NO-VF:       pred.udiv.continue:
921; UNROLL-NO-VF-NEXT:    [[TMP6:%.*]] = phi i32 [ poison, [[VECTOR_BODY]] ], [ [[TMP5]], [[PRED_UDIV_IF]] ]
922; UNROLL-NO-VF-NEXT:    br i1 [[C]], label [[PRED_UDIV_IF3:%.*]], label [[PRED_UDIV_CONTINUE4]]
923; UNROLL-NO-VF:       pred.udiv.if3:
924; UNROLL-NO-VF-NEXT:    [[TMP7:%.*]] = add nsw i32 [[TMP3]], [[X]]
925; UNROLL-NO-VF-NEXT:    [[TMP8:%.*]] = udiv i32 [[TMP3]], [[TMP7]]
926; UNROLL-NO-VF-NEXT:    br label [[PRED_UDIV_CONTINUE4]]
927; UNROLL-NO-VF:       pred.udiv.continue4:
928; UNROLL-NO-VF-NEXT:    [[TMP9:%.*]] = phi i32 [ poison, [[PRED_UDIV_CONTINUE]] ], [ [[TMP8]], [[PRED_UDIV_IF3]] ]
929; UNROLL-NO-VF-NEXT:    [[TMP10:%.*]] = xor i1 [[C]], true
930; UNROLL-NO-VF-NEXT:    [[TMP11:%.*]] = xor i1 [[C]], true
931; UNROLL-NO-VF-NEXT:    [[PREDPHI:%.*]] = select i1 [[C]], i32 [[TMP6]], i32 [[TMP2]]
932; UNROLL-NO-VF-NEXT:    [[PREDPHI5:%.*]] = select i1 [[C]], i32 [[TMP9]], i32 [[TMP3]]
933; UNROLL-NO-VF-NEXT:    [[TMP12]] = add i32 [[VEC_PHI]], [[PREDPHI]]
934; UNROLL-NO-VF-NEXT:    [[TMP13]] = add i32 [[VEC_PHI1]], [[PREDPHI5]]
935; UNROLL-NO-VF-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 2
936; UNROLL-NO-VF-NEXT:    [[TMP14:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
937; UNROLL-NO-VF-NEXT:    br i1 [[TMP14]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP37:![0-9]+]]
938; UNROLL-NO-VF:       middle.block:
939; UNROLL-NO-VF-NEXT:    [[BIN_RDX:%.*]] = add i32 [[TMP13]], [[TMP12]]
940; UNROLL-NO-VF-NEXT:    [[CMP_N:%.*]] = icmp eq i64 [[SMAX]], [[N_VEC]]
941; UNROLL-NO-VF-NEXT:    br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]]
942; UNROLL-NO-VF:       scalar.ph:
943; UNROLL-NO-VF-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
944; UNROLL-NO-VF-NEXT:    [[BC_MERGE_RDX:%.*]] = phi i32 [ 0, [[ENTRY]] ], [ [[BIN_RDX]], [[MIDDLE_BLOCK]] ]
945; UNROLL-NO-VF-NEXT:    br label [[FOR_BODY:%.*]]
946; UNROLL-NO-VF:       for.body:
947; UNROLL-NO-VF-NEXT:    [[I:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[I_NEXT:%.*]], [[FOR_INC:%.*]] ]
948; UNROLL-NO-VF-NEXT:    [[R:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[T6:%.*]], [[FOR_INC]] ]
949; UNROLL-NO-VF-NEXT:    [[T0:%.*]] = getelementptr inbounds i32, i32* [[A]], i64 [[I]]
950; UNROLL-NO-VF-NEXT:    [[T2:%.*]] = load i32, i32* [[T0]], align 4
951; UNROLL-NO-VF-NEXT:    br i1 [[C]], label [[IF_THEN:%.*]], label [[FOR_INC]]
952; UNROLL-NO-VF:       if.then:
953; UNROLL-NO-VF-NEXT:    [[T3:%.*]] = add nsw i32 [[T2]], [[X]]
954; UNROLL-NO-VF-NEXT:    [[T4:%.*]] = udiv i32 [[T2]], [[T3]]
955; UNROLL-NO-VF-NEXT:    br label [[FOR_INC]]
956; UNROLL-NO-VF:       for.inc:
957; UNROLL-NO-VF-NEXT:    [[T5:%.*]] = phi i32 [ [[T2]], [[FOR_BODY]] ], [ [[T4]], [[IF_THEN]] ]
958; UNROLL-NO-VF-NEXT:    [[T6]] = add i32 [[R]], [[T5]]
959; UNROLL-NO-VF-NEXT:    [[I_NEXT]] = add nuw nsw i64 [[I]], 1
960; UNROLL-NO-VF-NEXT:    [[COND:%.*]] = icmp slt i64 [[I_NEXT]], [[N]]
961; UNROLL-NO-VF-NEXT:    br i1 [[COND]], label [[FOR_BODY]], label [[FOR_END]], !llvm.loop [[LOOP38:![0-9]+]]
962; UNROLL-NO-VF:       for.end:
963; UNROLL-NO-VF-NEXT:    [[T7:%.*]] = phi i32 [ [[T6]], [[FOR_INC]] ], [ [[BIN_RDX]], [[MIDDLE_BLOCK]] ]
964; UNROLL-NO-VF-NEXT:    ret i32 [[T7]]
965;
966entry:
967  br label %for.body
968
969
970; Test predicating an instruction that feeds a vectorizable use, when unrolled
971; but not vectorized. Derived from pr34248 reproducer.
972for.body:
973  %i = phi i64 [ 0, %entry ], [ %i.next, %for.inc ]
974  %r = phi i32 [ 0, %entry ], [ %t6, %for.inc ]
975  %t0 = getelementptr inbounds i32, i32* %a, i64 %i
976  %t2 = load i32, i32* %t0, align 4
977  br i1 %c, label %if.then, label %for.inc
978
979if.then:
980  %t3 = add nsw i32 %t2, %x
981  %t4 = udiv i32 %t2, %t3
982  br label %for.inc
983
984for.inc:
985  %t5 = phi i32 [ %t2, %for.body ], [ %t4, %if.then]
986  %t6 = add i32 %r, %t5
987  %i.next = add nuw nsw i64 %i, 1
988  %cond = icmp slt i64 %i.next, %n
989  br i1 %cond, label %for.body, label %for.end
990
991for.end:
992  %t7 = phi i32 [ %t6, %for.inc ]
993  ret i32 %t7
994}
995
996!llvm.dbg.cu = !{!0}
997!llvm.module.flags = !{!3, !4}
998
999!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang", isOptimized: true, runtimeVersion: 0, emissionKind: NoDebug, enums: !2)
1000!1 = !DIFile(filename: "/tmp/s.c", directory: "/tmp")
1001!2 = !{}
1002!3 = !{i32 2, !"Debug Info Version", i32 3}
1003!4 = !{i32 7, !"PIC Level", i32 2}
1004!5 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 4, type: !6, scopeLine: 4, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !2)
1005!6 = !DISubroutineType(types: !2)
1006!7 = !DILocation(line: 5, column: 21, scope: !5)
1007!8 = !DILocation(line: 5, column: 3, scope: !5)
1008
1009
1010