1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt < %s -passes='loop-vectorize' -enable-epilogue-vectorization -epilogue-vectorization-force-VF=2 -S | FileCheck %s --check-prefix VF-TWO-CHECK
3; RUN: opt < %s -passes='loop-vectorize' -enable-epilogue-vectorization -epilogue-vectorization-force-VF=4 -S | FileCheck %s --check-prefix VF-FOUR-CHECK
4
5target datalayout = "e-m:e-i64:64-n32:64"
6target triple = "powerpc64le-unknown-linux-gnu"
7
8; Function Attrs: nounwind
9define dso_local void @f1(float* noalias %aa, float* noalias %bb, float* noalias %cc, i32 signext %N) #0 {
10; VF-TWO-CHECK-LABEL: @f1(
11; VF-TWO-CHECK-NEXT:  entry:
12; VF-TWO-CHECK-NEXT:    [[AA1:%.*]] = bitcast float* [[AA:%.*]] to i8*
13; VF-TWO-CHECK-NEXT:    [[BB3:%.*]] = bitcast float* [[BB:%.*]] to i8*
14; VF-TWO-CHECK-NEXT:    [[CC6:%.*]] = bitcast float* [[CC:%.*]] to i8*
15; VF-TWO-CHECK-NEXT:    [[CMP1:%.*]] = icmp sgt i32 [[N:%.*]], 0
16; VF-TWO-CHECK-NEXT:    br i1 [[CMP1]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_END:%.*]]
17; VF-TWO-CHECK:       iter.check:
18; VF-TWO-CHECK-NEXT:    [[WIDE_TRIP_COUNT:%.*]] = zext i32 [[N]] to i64
19; VF-TWO-CHECK-NEXT:    [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[WIDE_TRIP_COUNT]], 2
20; VF-TWO-CHECK-NEXT:    br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_MEMCHECK:%.*]]
21; VF-TWO-CHECK:       vector.memcheck:
22; VF-TWO-CHECK-NEXT:    [[SCEVGEP:%.*]] = getelementptr float, float* [[AA]], i64 [[WIDE_TRIP_COUNT]]
23; VF-TWO-CHECK-NEXT:    [[SCEVGEP2:%.*]] = bitcast float* [[SCEVGEP]] to i8*
24; VF-TWO-CHECK-NEXT:    [[SCEVGEP4:%.*]] = getelementptr float, float* [[BB]], i64 [[WIDE_TRIP_COUNT]]
25; VF-TWO-CHECK-NEXT:    [[SCEVGEP45:%.*]] = bitcast float* [[SCEVGEP4]] to i8*
26; VF-TWO-CHECK-NEXT:    [[SCEVGEP7:%.*]] = getelementptr float, float* [[CC]], i64 [[WIDE_TRIP_COUNT]]
27; VF-TWO-CHECK-NEXT:    [[SCEVGEP78:%.*]] = bitcast float* [[SCEVGEP7]] to i8*
28; VF-TWO-CHECK-NEXT:    [[BOUND0:%.*]] = icmp ult i8* [[AA1]], [[SCEVGEP45]]
29; VF-TWO-CHECK-NEXT:    [[BOUND1:%.*]] = icmp ult i8* [[BB3]], [[SCEVGEP2]]
30; VF-TWO-CHECK-NEXT:    [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]]
31; VF-TWO-CHECK-NEXT:    [[BOUND09:%.*]] = icmp ult i8* [[AA1]], [[SCEVGEP78]]
32; VF-TWO-CHECK-NEXT:    [[BOUND110:%.*]] = icmp ult i8* [[CC6]], [[SCEVGEP2]]
33; VF-TWO-CHECK-NEXT:    [[FOUND_CONFLICT11:%.*]] = and i1 [[BOUND09]], [[BOUND110]]
34; VF-TWO-CHECK-NEXT:    [[CONFLICT_RDX:%.*]] = or i1 [[FOUND_CONFLICT]], [[FOUND_CONFLICT11]]
35; VF-TWO-CHECK-NEXT:    [[MEMCHECK_CONFLICT:%.*]] = and i1 [[CONFLICT_RDX]], true
36; VF-TWO-CHECK-NEXT:    br i1 [[MEMCHECK_CONFLICT]], label [[SCALAR_PH]], label [[VECTOR_MAIN_LOOP_ITER_CHECK:%.*]]
37; VF-TWO-CHECK:       vector.main.loop.iter.check:
38; VF-TWO-CHECK-NEXT:    [[MIN_ITERS_CHECK12:%.*]] = icmp ult i64 [[WIDE_TRIP_COUNT]], 48
39; VF-TWO-CHECK-NEXT:    br i1 [[MIN_ITERS_CHECK12]], label [[VEC_EPILOG_PH:%.*]], label [[VECTOR_PH:%.*]]
40; VF-TWO-CHECK:       vector.ph:
41; VF-TWO-CHECK-NEXT:    [[N_MOD_VF:%.*]] = urem i64 [[WIDE_TRIP_COUNT]], 48
42; VF-TWO-CHECK-NEXT:    [[N_VEC:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_MOD_VF]]
43; VF-TWO-CHECK-NEXT:    br label [[VECTOR_BODY:%.*]]
44; VF-TWO-CHECK:       vector.body:
45; VF-TWO-CHECK-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
46; VF-TWO-CHECK-NEXT:    [[TMP0:%.*]] = add i64 [[INDEX]], 0
47; VF-TWO-CHECK-NEXT:    [[TMP1:%.*]] = add i64 [[INDEX]], 4
48; VF-TWO-CHECK-NEXT:    [[TMP2:%.*]] = add i64 [[INDEX]], 8
49; VF-TWO-CHECK-NEXT:    [[TMP3:%.*]] = add i64 [[INDEX]], 12
50; VF-TWO-CHECK-NEXT:    [[TMP4:%.*]] = add i64 [[INDEX]], 16
51; VF-TWO-CHECK-NEXT:    [[TMP5:%.*]] = add i64 [[INDEX]], 20
52; VF-TWO-CHECK-NEXT:    [[TMP6:%.*]] = add i64 [[INDEX]], 24
53; VF-TWO-CHECK-NEXT:    [[TMP7:%.*]] = add i64 [[INDEX]], 28
54; VF-TWO-CHECK-NEXT:    [[TMP8:%.*]] = add i64 [[INDEX]], 32
55; VF-TWO-CHECK-NEXT:    [[TMP9:%.*]] = add i64 [[INDEX]], 36
56; VF-TWO-CHECK-NEXT:    [[TMP10:%.*]] = add i64 [[INDEX]], 40
57; VF-TWO-CHECK-NEXT:    [[TMP11:%.*]] = add i64 [[INDEX]], 44
58; VF-TWO-CHECK-NEXT:    [[TMP12:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP0]]
59; VF-TWO-CHECK-NEXT:    [[TMP13:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP1]]
60; VF-TWO-CHECK-NEXT:    [[TMP14:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP2]]
61; VF-TWO-CHECK-NEXT:    [[TMP15:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP3]]
62; VF-TWO-CHECK-NEXT:    [[TMP16:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP4]]
63; VF-TWO-CHECK-NEXT:    [[TMP17:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP5]]
64; VF-TWO-CHECK-NEXT:    [[TMP18:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP6]]
65; VF-TWO-CHECK-NEXT:    [[TMP19:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP7]]
66; VF-TWO-CHECK-NEXT:    [[TMP20:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP8]]
67; VF-TWO-CHECK-NEXT:    [[TMP21:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP9]]
68; VF-TWO-CHECK-NEXT:    [[TMP22:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP10]]
69; VF-TWO-CHECK-NEXT:    [[TMP23:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP11]]
70; VF-TWO-CHECK-NEXT:    [[TMP24:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 0
71; VF-TWO-CHECK-NEXT:    [[TMP25:%.*]] = bitcast float* [[TMP24]] to <4 x float>*
72; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD:%.*]] = load <4 x float>, <4 x float>* [[TMP25]], align 4
73; VF-TWO-CHECK-NEXT:    [[TMP26:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 4
74; VF-TWO-CHECK-NEXT:    [[TMP27:%.*]] = bitcast float* [[TMP26]] to <4 x float>*
75; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD13:%.*]] = load <4 x float>, <4 x float>* [[TMP27]], align 4
76; VF-TWO-CHECK-NEXT:    [[TMP28:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 8
77; VF-TWO-CHECK-NEXT:    [[TMP29:%.*]] = bitcast float* [[TMP28]] to <4 x float>*
78; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD14:%.*]] = load <4 x float>, <4 x float>* [[TMP29]], align 4
79; VF-TWO-CHECK-NEXT:    [[TMP30:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 12
80; VF-TWO-CHECK-NEXT:    [[TMP31:%.*]] = bitcast float* [[TMP30]] to <4 x float>*
81; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD15:%.*]] = load <4 x float>, <4 x float>* [[TMP31]], align 4
82; VF-TWO-CHECK-NEXT:    [[TMP32:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 16
83; VF-TWO-CHECK-NEXT:    [[TMP33:%.*]] = bitcast float* [[TMP32]] to <4 x float>*
84; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD16:%.*]] = load <4 x float>, <4 x float>* [[TMP33]], align 4
85; VF-TWO-CHECK-NEXT:    [[TMP34:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 20
86; VF-TWO-CHECK-NEXT:    [[TMP35:%.*]] = bitcast float* [[TMP34]] to <4 x float>*
87; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD17:%.*]] = load <4 x float>, <4 x float>* [[TMP35]], align 4
88; VF-TWO-CHECK-NEXT:    [[TMP36:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 24
89; VF-TWO-CHECK-NEXT:    [[TMP37:%.*]] = bitcast float* [[TMP36]] to <4 x float>*
90; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD18:%.*]] = load <4 x float>, <4 x float>* [[TMP37]], align 4
91; VF-TWO-CHECK-NEXT:    [[TMP38:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 28
92; VF-TWO-CHECK-NEXT:    [[TMP39:%.*]] = bitcast float* [[TMP38]] to <4 x float>*
93; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD19:%.*]] = load <4 x float>, <4 x float>* [[TMP39]], align 4
94; VF-TWO-CHECK-NEXT:    [[TMP40:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 32
95; VF-TWO-CHECK-NEXT:    [[TMP41:%.*]] = bitcast float* [[TMP40]] to <4 x float>*
96; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD20:%.*]] = load <4 x float>, <4 x float>* [[TMP41]], align 4
97; VF-TWO-CHECK-NEXT:    [[TMP42:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 36
98; VF-TWO-CHECK-NEXT:    [[TMP43:%.*]] = bitcast float* [[TMP42]] to <4 x float>*
99; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD21:%.*]] = load <4 x float>, <4 x float>* [[TMP43]], align 4
100; VF-TWO-CHECK-NEXT:    [[TMP44:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 40
101; VF-TWO-CHECK-NEXT:    [[TMP45:%.*]] = bitcast float* [[TMP44]] to <4 x float>*
102; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD22:%.*]] = load <4 x float>, <4 x float>* [[TMP45]], align 4
103; VF-TWO-CHECK-NEXT:    [[TMP46:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 44
104; VF-TWO-CHECK-NEXT:    [[TMP47:%.*]] = bitcast float* [[TMP46]] to <4 x float>*
105; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD23:%.*]] = load <4 x float>, <4 x float>* [[TMP47]], align 4
106; VF-TWO-CHECK-NEXT:    [[TMP48:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP0]]
107; VF-TWO-CHECK-NEXT:    [[TMP49:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP1]]
108; VF-TWO-CHECK-NEXT:    [[TMP50:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP2]]
109; VF-TWO-CHECK-NEXT:    [[TMP51:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP3]]
110; VF-TWO-CHECK-NEXT:    [[TMP52:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP4]]
111; VF-TWO-CHECK-NEXT:    [[TMP53:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP5]]
112; VF-TWO-CHECK-NEXT:    [[TMP54:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP6]]
113; VF-TWO-CHECK-NEXT:    [[TMP55:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP7]]
114; VF-TWO-CHECK-NEXT:    [[TMP56:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP8]]
115; VF-TWO-CHECK-NEXT:    [[TMP57:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP9]]
116; VF-TWO-CHECK-NEXT:    [[TMP58:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP10]]
117; VF-TWO-CHECK-NEXT:    [[TMP59:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP11]]
118; VF-TWO-CHECK-NEXT:    [[TMP60:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 0
119; VF-TWO-CHECK-NEXT:    [[TMP61:%.*]] = bitcast float* [[TMP60]] to <4 x float>*
120; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD24:%.*]] = load <4 x float>, <4 x float>* [[TMP61]], align 4
121; VF-TWO-CHECK-NEXT:    [[TMP62:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 4
122; VF-TWO-CHECK-NEXT:    [[TMP63:%.*]] = bitcast float* [[TMP62]] to <4 x float>*
123; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD25:%.*]] = load <4 x float>, <4 x float>* [[TMP63]], align 4
124; VF-TWO-CHECK-NEXT:    [[TMP64:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 8
125; VF-TWO-CHECK-NEXT:    [[TMP65:%.*]] = bitcast float* [[TMP64]] to <4 x float>*
126; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD26:%.*]] = load <4 x float>, <4 x float>* [[TMP65]], align 4
127; VF-TWO-CHECK-NEXT:    [[TMP66:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 12
128; VF-TWO-CHECK-NEXT:    [[TMP67:%.*]] = bitcast float* [[TMP66]] to <4 x float>*
129; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD27:%.*]] = load <4 x float>, <4 x float>* [[TMP67]], align 4
130; VF-TWO-CHECK-NEXT:    [[TMP68:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 16
131; VF-TWO-CHECK-NEXT:    [[TMP69:%.*]] = bitcast float* [[TMP68]] to <4 x float>*
132; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD28:%.*]] = load <4 x float>, <4 x float>* [[TMP69]], align 4
133; VF-TWO-CHECK-NEXT:    [[TMP70:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 20
134; VF-TWO-CHECK-NEXT:    [[TMP71:%.*]] = bitcast float* [[TMP70]] to <4 x float>*
135; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD29:%.*]] = load <4 x float>, <4 x float>* [[TMP71]], align 4
136; VF-TWO-CHECK-NEXT:    [[TMP72:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 24
137; VF-TWO-CHECK-NEXT:    [[TMP73:%.*]] = bitcast float* [[TMP72]] to <4 x float>*
138; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD30:%.*]] = load <4 x float>, <4 x float>* [[TMP73]], align 4
139; VF-TWO-CHECK-NEXT:    [[TMP74:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 28
140; VF-TWO-CHECK-NEXT:    [[TMP75:%.*]] = bitcast float* [[TMP74]] to <4 x float>*
141; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD31:%.*]] = load <4 x float>, <4 x float>* [[TMP75]], align 4
142; VF-TWO-CHECK-NEXT:    [[TMP76:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 32
143; VF-TWO-CHECK-NEXT:    [[TMP77:%.*]] = bitcast float* [[TMP76]] to <4 x float>*
144; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD32:%.*]] = load <4 x float>, <4 x float>* [[TMP77]], align 4
145; VF-TWO-CHECK-NEXT:    [[TMP78:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 36
146; VF-TWO-CHECK-NEXT:    [[TMP79:%.*]] = bitcast float* [[TMP78]] to <4 x float>*
147; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD33:%.*]] = load <4 x float>, <4 x float>* [[TMP79]], align 4
148; VF-TWO-CHECK-NEXT:    [[TMP80:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 40
149; VF-TWO-CHECK-NEXT:    [[TMP81:%.*]] = bitcast float* [[TMP80]] to <4 x float>*
150; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD34:%.*]] = load <4 x float>, <4 x float>* [[TMP81]], align 4
151; VF-TWO-CHECK-NEXT:    [[TMP82:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 44
152; VF-TWO-CHECK-NEXT:    [[TMP83:%.*]] = bitcast float* [[TMP82]] to <4 x float>*
153; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD35:%.*]] = load <4 x float>, <4 x float>* [[TMP83]], align 4
154; VF-TWO-CHECK-NEXT:    [[TMP84:%.*]] = fadd fast <4 x float> [[WIDE_LOAD]], [[WIDE_LOAD24]]
155; VF-TWO-CHECK-NEXT:    [[TMP85:%.*]] = fadd fast <4 x float> [[WIDE_LOAD13]], [[WIDE_LOAD25]]
156; VF-TWO-CHECK-NEXT:    [[TMP86:%.*]] = fadd fast <4 x float> [[WIDE_LOAD14]], [[WIDE_LOAD26]]
157; VF-TWO-CHECK-NEXT:    [[TMP87:%.*]] = fadd fast <4 x float> [[WIDE_LOAD15]], [[WIDE_LOAD27]]
158; VF-TWO-CHECK-NEXT:    [[TMP88:%.*]] = fadd fast <4 x float> [[WIDE_LOAD16]], [[WIDE_LOAD28]]
159; VF-TWO-CHECK-NEXT:    [[TMP89:%.*]] = fadd fast <4 x float> [[WIDE_LOAD17]], [[WIDE_LOAD29]]
160; VF-TWO-CHECK-NEXT:    [[TMP90:%.*]] = fadd fast <4 x float> [[WIDE_LOAD18]], [[WIDE_LOAD30]]
161; VF-TWO-CHECK-NEXT:    [[TMP91:%.*]] = fadd fast <4 x float> [[WIDE_LOAD19]], [[WIDE_LOAD31]]
162; VF-TWO-CHECK-NEXT:    [[TMP92:%.*]] = fadd fast <4 x float> [[WIDE_LOAD20]], [[WIDE_LOAD32]]
163; VF-TWO-CHECK-NEXT:    [[TMP93:%.*]] = fadd fast <4 x float> [[WIDE_LOAD21]], [[WIDE_LOAD33]]
164; VF-TWO-CHECK-NEXT:    [[TMP94:%.*]] = fadd fast <4 x float> [[WIDE_LOAD22]], [[WIDE_LOAD34]]
165; VF-TWO-CHECK-NEXT:    [[TMP95:%.*]] = fadd fast <4 x float> [[WIDE_LOAD23]], [[WIDE_LOAD35]]
166; VF-TWO-CHECK-NEXT:    [[TMP96:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP0]]
167; VF-TWO-CHECK-NEXT:    [[TMP97:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP1]]
168; VF-TWO-CHECK-NEXT:    [[TMP98:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP2]]
169; VF-TWO-CHECK-NEXT:    [[TMP99:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP3]]
170; VF-TWO-CHECK-NEXT:    [[TMP100:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP4]]
171; VF-TWO-CHECK-NEXT:    [[TMP101:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP5]]
172; VF-TWO-CHECK-NEXT:    [[TMP102:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP6]]
173; VF-TWO-CHECK-NEXT:    [[TMP103:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP7]]
174; VF-TWO-CHECK-NEXT:    [[TMP104:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP8]]
175; VF-TWO-CHECK-NEXT:    [[TMP105:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP9]]
176; VF-TWO-CHECK-NEXT:    [[TMP106:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP10]]
177; VF-TWO-CHECK-NEXT:    [[TMP107:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP11]]
178; VF-TWO-CHECK-NEXT:    [[TMP108:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 0
179; VF-TWO-CHECK-NEXT:    [[TMP109:%.*]] = bitcast float* [[TMP108]] to <4 x float>*
180; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP84]], <4 x float>* [[TMP109]], align 4
181; VF-TWO-CHECK-NEXT:    [[TMP110:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 4
182; VF-TWO-CHECK-NEXT:    [[TMP111:%.*]] = bitcast float* [[TMP110]] to <4 x float>*
183; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP85]], <4 x float>* [[TMP111]], align 4
184; VF-TWO-CHECK-NEXT:    [[TMP112:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 8
185; VF-TWO-CHECK-NEXT:    [[TMP113:%.*]] = bitcast float* [[TMP112]] to <4 x float>*
186; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP86]], <4 x float>* [[TMP113]], align 4
187; VF-TWO-CHECK-NEXT:    [[TMP114:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 12
188; VF-TWO-CHECK-NEXT:    [[TMP115:%.*]] = bitcast float* [[TMP114]] to <4 x float>*
189; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP87]], <4 x float>* [[TMP115]], align 4
190; VF-TWO-CHECK-NEXT:    [[TMP116:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 16
191; VF-TWO-CHECK-NEXT:    [[TMP117:%.*]] = bitcast float* [[TMP116]] to <4 x float>*
192; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP88]], <4 x float>* [[TMP117]], align 4
193; VF-TWO-CHECK-NEXT:    [[TMP118:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 20
194; VF-TWO-CHECK-NEXT:    [[TMP119:%.*]] = bitcast float* [[TMP118]] to <4 x float>*
195; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP89]], <4 x float>* [[TMP119]], align 4
196; VF-TWO-CHECK-NEXT:    [[TMP120:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 24
197; VF-TWO-CHECK-NEXT:    [[TMP121:%.*]] = bitcast float* [[TMP120]] to <4 x float>*
198; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP90]], <4 x float>* [[TMP121]], align 4
199; VF-TWO-CHECK-NEXT:    [[TMP122:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 28
200; VF-TWO-CHECK-NEXT:    [[TMP123:%.*]] = bitcast float* [[TMP122]] to <4 x float>*
201; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP91]], <4 x float>* [[TMP123]], align 4
202; VF-TWO-CHECK-NEXT:    [[TMP124:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 32
203; VF-TWO-CHECK-NEXT:    [[TMP125:%.*]] = bitcast float* [[TMP124]] to <4 x float>*
204; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP92]], <4 x float>* [[TMP125]], align 4
205; VF-TWO-CHECK-NEXT:    [[TMP126:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 36
206; VF-TWO-CHECK-NEXT:    [[TMP127:%.*]] = bitcast float* [[TMP126]] to <4 x float>*
207; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP93]], <4 x float>* [[TMP127]], align 4
208; VF-TWO-CHECK-NEXT:    [[TMP128:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 40
209; VF-TWO-CHECK-NEXT:    [[TMP129:%.*]] = bitcast float* [[TMP128]] to <4 x float>*
210; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP94]], <4 x float>* [[TMP129]], align 4
211; VF-TWO-CHECK-NEXT:    [[TMP130:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 44
212; VF-TWO-CHECK-NEXT:    [[TMP131:%.*]] = bitcast float* [[TMP130]] to <4 x float>*
213; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP95]], <4 x float>* [[TMP131]], align 4
214; VF-TWO-CHECK-NEXT:    [[INDEX_NEXT]] = add i64 [[INDEX]], 48
215; VF-TWO-CHECK-NEXT:    [[TMP132:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
216; VF-TWO-CHECK-NEXT:    br i1 [[TMP132]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOPID_MV:!.*]]
217; VF-TWO-CHECK:       middle.block:
218; VF-TWO-CHECK-NEXT:    [[CMP_N:%.*]] = icmp eq i64 [[WIDE_TRIP_COUNT]], [[N_VEC]]
219; VF-TWO-CHECK-NEXT:    br i1 [[CMP_N]], label [[FOR_END_LOOPEXIT:%.*]], label [[VEC_EPILOG_ITER_CHECK:%.*]]
220; VF-TWO-CHECK:       vec.epilog.iter.check:
221; VF-TWO-CHECK-NEXT:    [[N_VEC_REMAINING:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_VEC]]
222; VF-TWO-CHECK-NEXT:    [[MIN_EPILOG_ITERS_CHECK:%.*]] = icmp ult i64 [[N_VEC_REMAINING]], 2
223; VF-TWO-CHECK-NEXT:    br i1 [[MIN_EPILOG_ITERS_CHECK]], label [[SCALAR_PH]], label [[VEC_EPILOG_PH]]
224; VF-TWO-CHECK:       vec.epilog.ph:
225; VF-TWO-CHECK-NEXT:    [[VEC_EPILOG_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_MAIN_LOOP_ITER_CHECK]] ]
226; VF-TWO-CHECK-NEXT:    [[N_MOD_VF36:%.*]] = urem i64 [[WIDE_TRIP_COUNT]], 2
227; VF-TWO-CHECK-NEXT:    [[N_VEC37:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_MOD_VF36]]
228; VF-TWO-CHECK-NEXT:    br label [[VEC_EPILOG_BODY:%.*]]
229; VF-TWO-CHECK:       vec.epilog.vector.body:
230; VF-TWO-CHECK-NEXT:    [[INDEX38:%.*]] = phi i64 [ [[VEC_EPILOG_RESUME_VAL]], [[VEC_EPILOG_PH]] ], [ [[INDEX_NEXT39:%.*]], [[VEC_EPILOG_BODY]] ]
231; VF-TWO-CHECK-NEXT:    [[TMP133:%.*]] = add i64 [[INDEX38]], 0
232; VF-TWO-CHECK-NEXT:    [[TMP134:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP133]]
233; VF-TWO-CHECK-NEXT:    [[TMP135:%.*]] = getelementptr inbounds float, float* [[TMP134]], i32 0
234; VF-TWO-CHECK-NEXT:    [[TMP136:%.*]] = bitcast float* [[TMP135]] to <2 x float>*
235; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD41:%.*]] = load <2 x float>, <2 x float>* [[TMP136]], align 4
236; VF-TWO-CHECK-NEXT:    [[TMP137:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP133]]
237; VF-TWO-CHECK-NEXT:    [[TMP138:%.*]] = getelementptr inbounds float, float* [[TMP137]], i32 0
238; VF-TWO-CHECK-NEXT:    [[TMP139:%.*]] = bitcast float* [[TMP138]] to <2 x float>*
239; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD42:%.*]] = load <2 x float>, <2 x float>* [[TMP139]], align 4
240; VF-TWO-CHECK-NEXT:    [[TMP140:%.*]] = fadd fast <2 x float> [[WIDE_LOAD41]], [[WIDE_LOAD42]]
241; VF-TWO-CHECK-NEXT:    [[TMP141:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP133]]
242; VF-TWO-CHECK-NEXT:    [[TMP142:%.*]] = getelementptr inbounds float, float* [[TMP141]], i32 0
243; VF-TWO-CHECK-NEXT:    [[TMP143:%.*]] = bitcast float* [[TMP142]] to <2 x float>*
244; VF-TWO-CHECK-NEXT:    store <2 x float> [[TMP140]], <2 x float>* [[TMP143]], align 4
245; VF-TWO-CHECK-NEXT:    [[INDEX_NEXT39]] = add i64 [[INDEX38]], 2
246; VF-TWO-CHECK-NEXT:    [[TMP144:%.*]] = icmp eq i64 [[INDEX_NEXT39]], [[N_VEC37]]
247; VF-TWO-CHECK-NEXT:    br i1 [[TMP144]], label [[VEC_EPILOG_MIDDLE_BLOCK:%.*]], label [[VEC_EPILOG_BODY]], !llvm.loop [[LOOPID_EV:!.*]]
248; VF-TWO-CHECK:       vec.epilog.middle.block:
249; VF-TWO-CHECK-NEXT:    [[CMP_N40:%.*]] = icmp eq i64 [[WIDE_TRIP_COUNT]], [[N_VEC37]]
250; VF-TWO-CHECK-NEXT:    br i1 [[CMP_N40]], label [[FOR_END_LOOPEXIT_LOOPEXIT:%.*]], label [[SCALAR_PH]]
251; VF-TWO-CHECK:       scalar.ph:
252; VF-TWO-CHECK-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC37]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_MEMCHECK]] ], [ 0, [[FOR_BODY_PREHEADER]] ]
253; VF-TWO-CHECK-NEXT:    br label [[FOR_BODY:%.*]]
254; VF-TWO-CHECK:       for.body:
255; VF-TWO-CHECK-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY]] ]
256; VF-TWO-CHECK-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[INDVARS_IV]]
257; VF-TWO-CHECK-NEXT:    [[TMP145:%.*]] = load float, float* [[ARRAYIDX]], align 4
258; VF-TWO-CHECK-NEXT:    [[ARRAYIDX2:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[INDVARS_IV]]
259; VF-TWO-CHECK-NEXT:    [[TMP146:%.*]] = load float, float* [[ARRAYIDX2]], align 4
260; VF-TWO-CHECK-NEXT:    [[ADD:%.*]] = fadd fast float [[TMP145]], [[TMP146]]
261; VF-TWO-CHECK-NEXT:    [[ARRAYIDX4:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[INDVARS_IV]]
262; VF-TWO-CHECK-NEXT:    store float [[ADD]], float* [[ARRAYIDX4]], align 4
263; VF-TWO-CHECK-NEXT:    [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
264; VF-TWO-CHECK-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[WIDE_TRIP_COUNT]]
265; VF-TWO-CHECK-NEXT:    br i1 [[EXITCOND]], label [[FOR_BODY]], label [[FOR_END_LOOPEXIT_LOOPEXIT]], !llvm.loop [[LOOPID_MS:!.*]]
266; VF-TWO-CHECK:       for.end.loopexit.loopexit:
267; VF-TWO-CHECK-NEXT:    br label [[FOR_END_LOOPEXIT]]
268; VF-TWO-CHECK:       for.end.loopexit:
269; VF-TWO-CHECK-NEXT:    br label [[FOR_END]]
270; VF-TWO-CHECK:       for.end:
271; VF-TWO-CHECK-NEXT:    ret void
272;
273; VF-TWO-CHECK-DAG: [[LOOPID_MV]] = distinct !{[[LOOPID_MV]], [[LOOPID_DISABLE_VECT:!.*]]}
274; VF-TWO-CHECK-DAG: [[LOOPID_EV]] = distinct !{[[LOOPID_EV]], [[LOOPID_DISABLE_UNROLL:!.*]], [[LOOPID_DISABLE_VECT:!.*]]}
275; VF-TWO-CHECK-DAG: [[LOOPID_DISABLE_VECT]] = [[DISABLE_VECT_STR:!{!"llvm.loop.isvectorized".*}.*]]
276; VF-TWO-CHECK-DAG: [[LOOPID_DISABLE_UNROLL]] = [[DISABLE_UNROLL_STR:!{!"llvm.loop.unroll.runtime.disable"}.*]]
277
278
279entry:
280  %cmp1 = icmp sgt i32 %N, 0
281  br i1 %cmp1, label %for.body.preheader, label %for.end
282
283for.body.preheader:                               ; preds = %entry
284  %wide.trip.count = zext i32 %N to i64
285  br label %for.body
286
287for.body:                                         ; preds = %for.body.preheader, %for.body
288  %indvars.iv = phi i64 [ 0, %for.body.preheader ], [ %indvars.iv.next, %for.body ]
289  %arrayidx = getelementptr inbounds float, float* %bb, i64 %indvars.iv
290  %0 = load float, float* %arrayidx, align 4
291  %arrayidx2 = getelementptr inbounds float, float* %cc, i64 %indvars.iv
292  %1 = load float, float* %arrayidx2, align 4
293  %add = fadd fast float %0, %1
294  %arrayidx4 = getelementptr inbounds float, float* %aa, i64 %indvars.iv
295  store float %add, float* %arrayidx4, align 4
296  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
297  %exitcond = icmp ne i64 %indvars.iv.next, %wide.trip.count
298  br i1 %exitcond, label %for.body, label %for.end.loopexit
299
300for.end.loopexit:                                 ; preds = %for.body
301  br label %for.end
302
303for.end:                                          ; preds = %for.end.loopexit, %entry
304  ret void
305}
306
307define dso_local signext i32 @f2(float* noalias %A, float* noalias %B, i32 signext %n) #0 {
308; VF-FOUR-CHECK-LABEL: @f2(
309; VF-FOUR-CHECK-NEXT:  entry:
310; VF-FOUR-CHECK-NEXT:    [[A1:%.*]] = bitcast float* [[A:%.*]] to i8*
311; VF-FOUR-CHECK-NEXT:    [[CMP1:%.*]] = icmp sgt i32 [[N:%.*]], 1
312; VF-FOUR-CHECK-NEXT:    br i1 [[CMP1]], label [[ITER_CHECK:%.*]], label [[FOR_END:%.*]]
313; VF-FOUR-CHECK:       iter.check:
314; VF-FOUR-CHECK-NEXT:    [[TMP0:%.*]] = add i32 [[N]], -1
315; VF-FOUR-CHECK-NEXT:    [[WIDE_TRIP_COUNT:%.*]] = zext i32 [[TMP0]] to i64
316; VF-FOUR-CHECK-NEXT:    [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[WIDE_TRIP_COUNT]], 4
317; VF-FOUR-CHECK-NEXT:    br i1 [[MIN_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH:%.*]], label [[VECTOR_SCEVCHECK:%.*]]
318; VF-FOUR-CHECK:       vector.scevcheck:
319; VF-FOUR-CHECK-NEXT:    [[TMP1:%.*]] = add nsw i64 [[WIDE_TRIP_COUNT]], -1
320; VF-FOUR-CHECK-NEXT:    [[TMP2:%.*]] = trunc i64 [[TMP1]] to i32
321; VF-FOUR-CHECK-NEXT:    [[MUL:%.*]] = call { i32, i1 } @llvm.umul.with.overflow.i32(i32 1, i32 [[TMP2]])
322; VF-FOUR-CHECK-NEXT:    [[MUL_RESULT:%.*]] = extractvalue { i32, i1 } [[MUL]], 0
323; VF-FOUR-CHECK-NEXT:    [[MUL_OVERFLOW:%.*]] = extractvalue { i32, i1 } [[MUL]], 1
324; VF-FOUR-CHECK-NEXT:    [[TMP3:%.*]] = add i32 [[TMP0]], [[MUL_RESULT]]
325; VF-FOUR-CHECK-NEXT:    [[TMP4:%.*]] = sub i32 [[TMP0]], [[MUL_RESULT]]
326; VF-FOUR-CHECK-NEXT:    [[TMP5:%.*]] = icmp sgt i32 [[TMP4]], [[TMP0]]
327; VF-FOUR-CHECK-NEXT:    [[TMP6:%.*]] = icmp slt i32 [[TMP3]], [[TMP0]]
328; VF-FOUR-CHECK-NEXT:    [[TMP7:%.*]] = select i1 true, i1 [[TMP5]], i1 [[TMP6]]
329; VF-FOUR-CHECK-NEXT:    [[TMP8:%.*]] = icmp ugt i64 [[TMP1]], 4294967295
330; VF-FOUR-CHECK-NEXT:    [[TMP9:%.*]] = or i1 [[TMP7]], [[TMP8]]
331; VF-FOUR-CHECK-NEXT:    [[TMP10:%.*]] = or i1 [[TMP9]], [[MUL_OVERFLOW]]
332; VF-FOUR-CHECK-NEXT:    [[TMP11:%.*]] = or i1 false, [[TMP10]]
333; VF-FOUR-CHECK-NEXT:    br i1 [[TMP11]], label [[VEC_EPILOG_SCALAR_PH]], label [[VECTOR_MEM_CHECK:%.*]]
334; VF-FOUR-CHECK:       vector.memcheck:
335; VF-FOUR-CHECK-NEXT:    [[SCEVGEP:%.*]] = getelementptr float, float* [[A]], i64 [[WIDE_TRIP_COUNT]]
336; VF-FOUR-CHECK-NEXT:    [[SCEVGEP2:%.*]] = bitcast float* [[SCEVGEP]] to i8*
337; VF-FOUR-CHECK-NEXT:    [[TMP12:%.*]] = sext i32 [[TMP0]] to i64
338; VF-FOUR-CHECK-NEXT:    [[TMP13:%.*]] = add i64 [[TMP12]], 1
339; VF-FOUR-CHECK-NEXT:    [[TMP14:%.*]] = sub i64 [[TMP13]], [[WIDE_TRIP_COUNT]]
340; VF-FOUR-CHECK-NEXT:    [[SCEVGEP3:%.*]] = getelementptr float, float* [[B:%.*]], i64 [[TMP14]]
341; VF-FOUR-CHECK-NEXT:    [[SCEVGEP34:%.*]] = bitcast float* [[SCEVGEP3]] to i8*
342; VF-FOUR-CHECK-NEXT:    [[TMP15:%.*]] = add nsw i64 [[TMP12]], 1
343; VF-FOUR-CHECK-NEXT:    [[SCEVGEP5:%.*]] = getelementptr float, float* [[B]], i64 [[TMP15]]
344; VF-FOUR-CHECK-NEXT:    [[SCEVGEP56:%.*]] = bitcast float* [[SCEVGEP5]] to i8*
345; VF-FOUR-CHECK-NEXT:    [[BOUND0:%.*]] = icmp ult i8* [[A1]], [[SCEVGEP56]]
346; VF-FOUR-CHECK-NEXT:    [[BOUND1:%.*]] = icmp ult i8* [[SCEVGEP34]], [[SCEVGEP2]]
347; VF-FOUR-CHECK-NEXT:    [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]]
348; VF-FOUR-CHECK-NEXT:    [[MEMCHECK_CONFLICT:%.*]] = and i1 [[FOUND_CONFLICT]], true
349; VF-FOUR-CHECK-NEXT:    br i1 [[MEMCHECK_CONFLICT]], label [[VEC_EPILOG_SCALAR_PH]], label [[VECTOR_MAIN_LOOP_ITER_CHECK:%.*]]
350; VF-FOUR-CHECK:       vector.main.loop.iter.check:
351; VF-FOUR-CHECK-NEXT:    [[MIN_ITERS_CHECK7:%.*]] = icmp ult i64 [[WIDE_TRIP_COUNT]], 32
352; VF-FOUR-CHECK-NEXT:    br i1 [[MIN_ITERS_CHECK7]], label [[VEC_EPILOG_PH:%.*]], label [[VECTOR_PH:%.*]]
353; VF-FOUR-CHECK:       vector.ph:
354; VF-FOUR-CHECK-NEXT:    [[N_MOD_VF:%.*]] = urem i64 [[WIDE_TRIP_COUNT]], 32
355; VF-FOUR-CHECK-NEXT:    [[N_VEC:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_MOD_VF]]
356; VF-FOUR-CHECK-NEXT:    br label [[VECTOR_BODY:%.*]]
357; VF-FOUR-CHECK:       vector.body:
358; VF-FOUR-CHECK-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
359; VF-FOUR-CHECK-NEXT:    [[TMP16:%.*]] = add i64 [[INDEX]], 0
360; VF-FOUR-CHECK-NEXT:    [[TMP17:%.*]] = add i64 [[INDEX]], 4
361; VF-FOUR-CHECK-NEXT:    [[TMP18:%.*]] = add i64 [[INDEX]], 8
362; VF-FOUR-CHECK-NEXT:    [[TMP19:%.*]] = add i64 [[INDEX]], 12
363; VF-FOUR-CHECK-NEXT:    [[TMP20:%.*]] = add i64 [[INDEX]], 16
364; VF-FOUR-CHECK-NEXT:    [[TMP21:%.*]] = add i64 [[INDEX]], 20
365; VF-FOUR-CHECK-NEXT:    [[TMP22:%.*]] = add i64 [[INDEX]], 24
366; VF-FOUR-CHECK-NEXT:    [[TMP23:%.*]] = add i64 [[INDEX]], 28
367; VF-FOUR-CHECK-NEXT:    [[OFFSET_IDX:%.*]] = trunc i64 [[INDEX]] to i32
368; VF-FOUR-CHECK-NEXT:    [[TMP24:%.*]] = add i32 [[OFFSET_IDX]], 0
369; VF-FOUR-CHECK-NEXT:    [[TMP25:%.*]] = add i32 [[OFFSET_IDX]], 4
370; VF-FOUR-CHECK-NEXT:    [[TMP26:%.*]] = add i32 [[OFFSET_IDX]], 8
371; VF-FOUR-CHECK-NEXT:    [[TMP27:%.*]] = add i32 [[OFFSET_IDX]], 12
372; VF-FOUR-CHECK-NEXT:    [[TMP28:%.*]] = add i32 [[OFFSET_IDX]], 16
373; VF-FOUR-CHECK-NEXT:    [[TMP29:%.*]] = add i32 [[OFFSET_IDX]], 20
374; VF-FOUR-CHECK-NEXT:    [[TMP30:%.*]] = add i32 [[OFFSET_IDX]], 24
375; VF-FOUR-CHECK-NEXT:    [[TMP31:%.*]] = add i32 [[OFFSET_IDX]], 28
376; VF-FOUR-CHECK-NEXT:    [[TMP32:%.*]] = xor i32 [[TMP24]], -1
377; VF-FOUR-CHECK-NEXT:    [[TMP33:%.*]] = xor i32 [[TMP25]], -1
378; VF-FOUR-CHECK-NEXT:    [[TMP34:%.*]] = xor i32 [[TMP26]], -1
379; VF-FOUR-CHECK-NEXT:    [[TMP35:%.*]] = xor i32 [[TMP27]], -1
380; VF-FOUR-CHECK-NEXT:    [[TMP36:%.*]] = xor i32 [[TMP28]], -1
381; VF-FOUR-CHECK-NEXT:    [[TMP37:%.*]] = xor i32 [[TMP29]], -1
382; VF-FOUR-CHECK-NEXT:    [[TMP38:%.*]] = xor i32 [[TMP30]], -1
383; VF-FOUR-CHECK-NEXT:    [[TMP39:%.*]] = xor i32 [[TMP31]], -1
384; VF-FOUR-CHECK-NEXT:    [[TMP40:%.*]] = add i32 [[TMP32]], [[N]]
385; VF-FOUR-CHECK-NEXT:    [[TMP41:%.*]] = add i32 [[TMP33]], [[N]]
386; VF-FOUR-CHECK-NEXT:    [[TMP42:%.*]] = add i32 [[TMP34]], [[N]]
387; VF-FOUR-CHECK-NEXT:    [[TMP43:%.*]] = add i32 [[TMP35]], [[N]]
388; VF-FOUR-CHECK-NEXT:    [[TMP44:%.*]] = add i32 [[TMP36]], [[N]]
389; VF-FOUR-CHECK-NEXT:    [[TMP45:%.*]] = add i32 [[TMP37]], [[N]]
390; VF-FOUR-CHECK-NEXT:    [[TMP46:%.*]] = add i32 [[TMP38]], [[N]]
391; VF-FOUR-CHECK-NEXT:    [[TMP47:%.*]] = add i32 [[TMP39]], [[N]]
392; VF-FOUR-CHECK-NEXT:    [[TMP48:%.*]] = sext i32 [[TMP40]] to i64
393; VF-FOUR-CHECK-NEXT:    [[TMP49:%.*]] = sext i32 [[TMP41]] to i64
394; VF-FOUR-CHECK-NEXT:    [[TMP50:%.*]] = sext i32 [[TMP42]] to i64
395; VF-FOUR-CHECK-NEXT:    [[TMP51:%.*]] = sext i32 [[TMP43]] to i64
396; VF-FOUR-CHECK-NEXT:    [[TMP52:%.*]] = sext i32 [[TMP44]] to i64
397; VF-FOUR-CHECK-NEXT:    [[TMP53:%.*]] = sext i32 [[TMP45]] to i64
398; VF-FOUR-CHECK-NEXT:    [[TMP54:%.*]] = sext i32 [[TMP46]] to i64
399; VF-FOUR-CHECK-NEXT:    [[TMP55:%.*]] = sext i32 [[TMP47]] to i64
400; VF-FOUR-CHECK-NEXT:    [[TMP56:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP48]]
401; VF-FOUR-CHECK-NEXT:    [[TMP57:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP49]]
402; VF-FOUR-CHECK-NEXT:    [[TMP58:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP50]]
403; VF-FOUR-CHECK-NEXT:    [[TMP59:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP51]]
404; VF-FOUR-CHECK-NEXT:    [[TMP60:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP52]]
405; VF-FOUR-CHECK-NEXT:    [[TMP61:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP53]]
406; VF-FOUR-CHECK-NEXT:    [[TMP62:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP54]]
407; VF-FOUR-CHECK-NEXT:    [[TMP63:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP55]]
408; VF-FOUR-CHECK-NEXT:    [[TMP64:%.*]] = getelementptr inbounds float, float* [[TMP56]], i32 0
409; VF-FOUR-CHECK-NEXT:    [[TMP65:%.*]] = getelementptr inbounds float, float* [[TMP64]], i32 -3
410; VF-FOUR-CHECK-NEXT:    [[TMP66:%.*]] = bitcast float* [[TMP65]] to <4 x float>*
411; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD:%.*]] = load <4 x float>, <4 x float>* [[TMP66]], align 4
412; VF-FOUR-CHECK-NEXT:    [[REVERSE:%.*]] = shufflevector <4 x float> [[WIDE_LOAD]], <4 x float> undef, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
413; VF-FOUR-CHECK-NEXT:    [[TMP67:%.*]] = getelementptr inbounds float, float* [[TMP56]], i32 -4
414; VF-FOUR-CHECK-NEXT:    [[TMP68:%.*]] = getelementptr inbounds float, float* [[TMP67]], i32 -3
415; VF-FOUR-CHECK-NEXT:    [[TMP69:%.*]] = bitcast float* [[TMP68]] to <4 x float>*
416; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD8:%.*]] = load <4 x float>, <4 x float>* [[TMP69]], align 4
417; VF-FOUR-CHECK-NEXT:    [[REVERSE9:%.*]] = shufflevector <4 x float> [[WIDE_LOAD8]], <4 x float> undef, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
418; VF-FOUR-CHECK-NEXT:    [[TMP70:%.*]] = getelementptr inbounds float, float* [[TMP56]], i32 -8
419; VF-FOUR-CHECK-NEXT:    [[TMP71:%.*]] = getelementptr inbounds float, float* [[TMP70]], i32 -3
420; VF-FOUR-CHECK-NEXT:    [[TMP72:%.*]] = bitcast float* [[TMP71]] to <4 x float>*
421; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD10:%.*]] = load <4 x float>, <4 x float>* [[TMP72]], align 4
422; VF-FOUR-CHECK-NEXT:    [[REVERSE11:%.*]] = shufflevector <4 x float> [[WIDE_LOAD10]], <4 x float> undef, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
423; VF-FOUR-CHECK-NEXT:    [[TMP73:%.*]] = getelementptr inbounds float, float* [[TMP56]], i32 -12
424; VF-FOUR-CHECK-NEXT:    [[TMP74:%.*]] = getelementptr inbounds float, float* [[TMP73]], i32 -3
425; VF-FOUR-CHECK-NEXT:    [[TMP75:%.*]] = bitcast float* [[TMP74]] to <4 x float>*
426; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD12:%.*]] = load <4 x float>, <4 x float>* [[TMP75]], align 4
427; VF-FOUR-CHECK-NEXT:    [[REVERSE13:%.*]] = shufflevector <4 x float> [[WIDE_LOAD12]], <4 x float> undef, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
428; VF-FOUR-CHECK-NEXT:    [[TMP76:%.*]] = getelementptr inbounds float, float* [[TMP56]], i32 -16
429; VF-FOUR-CHECK-NEXT:    [[TMP77:%.*]] = getelementptr inbounds float, float* [[TMP76]], i32 -3
430; VF-FOUR-CHECK-NEXT:    [[TMP78:%.*]] = bitcast float* [[TMP77]] to <4 x float>*
431; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD14:%.*]] = load <4 x float>, <4 x float>* [[TMP78]], align 4
432; VF-FOUR-CHECK-NEXT:    [[REVERSE15:%.*]] = shufflevector <4 x float> [[WIDE_LOAD14]], <4 x float> undef, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
433; VF-FOUR-CHECK-NEXT:    [[TMP79:%.*]] = getelementptr inbounds float, float* [[TMP56]], i32 -20
434; VF-FOUR-CHECK-NEXT:    [[TMP80:%.*]] = getelementptr inbounds float, float* [[TMP79]], i32 -3
435; VF-FOUR-CHECK-NEXT:    [[TMP81:%.*]] = bitcast float* [[TMP80]] to <4 x float>*
436; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD16:%.*]] = load <4 x float>, <4 x float>* [[TMP81]], align 4
437; VF-FOUR-CHECK-NEXT:    [[REVERSE17:%.*]] = shufflevector <4 x float> [[WIDE_LOAD16]], <4 x float> undef, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
438; VF-FOUR-CHECK-NEXT:    [[TMP82:%.*]] = getelementptr inbounds float, float* [[TMP56]], i32 -24
439; VF-FOUR-CHECK-NEXT:    [[TMP83:%.*]] = getelementptr inbounds float, float* [[TMP82]], i32 -3
440; VF-FOUR-CHECK-NEXT:    [[TMP84:%.*]] = bitcast float* [[TMP83]] to <4 x float>*
441; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD18:%.*]] = load <4 x float>, <4 x float>* [[TMP84]], align 4
442; VF-FOUR-CHECK-NEXT:    [[REVERSE19:%.*]] = shufflevector <4 x float> [[WIDE_LOAD18]], <4 x float> undef, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
443; VF-FOUR-CHECK-NEXT:    [[TMP85:%.*]] = getelementptr inbounds float, float* [[TMP56]], i32 -28
444; VF-FOUR-CHECK-NEXT:    [[TMP86:%.*]] = getelementptr inbounds float, float* [[TMP85]], i32 -3
445; VF-FOUR-CHECK-NEXT:    [[TMP87:%.*]] = bitcast float* [[TMP86]] to <4 x float>*
446; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD20:%.*]] = load <4 x float>, <4 x float>* [[TMP87]], align 4
447; VF-FOUR-CHECK-NEXT:    [[REVERSE21:%.*]] = shufflevector <4 x float> [[WIDE_LOAD20]], <4 x float> undef, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
448; VF-FOUR-CHECK-NEXT:    [[TMP88:%.*]] = fadd fast <4 x float> [[REVERSE]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
449; VF-FOUR-CHECK-NEXT:    [[TMP89:%.*]] = fadd fast <4 x float> [[REVERSE9]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
450; VF-FOUR-CHECK-NEXT:    [[TMP90:%.*]] = fadd fast <4 x float> [[REVERSE11]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
451; VF-FOUR-CHECK-NEXT:    [[TMP91:%.*]] = fadd fast <4 x float> [[REVERSE13]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
452; VF-FOUR-CHECK-NEXT:    [[TMP92:%.*]] = fadd fast <4 x float> [[REVERSE15]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
453; VF-FOUR-CHECK-NEXT:    [[TMP93:%.*]] = fadd fast <4 x float> [[REVERSE17]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
454; VF-FOUR-CHECK-NEXT:    [[TMP94:%.*]] = fadd fast <4 x float> [[REVERSE19]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
455; VF-FOUR-CHECK-NEXT:    [[TMP95:%.*]] = fadd fast <4 x float> [[REVERSE21]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
456; VF-FOUR-CHECK-NEXT:    [[TMP96:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP16]]
457; VF-FOUR-CHECK-NEXT:    [[TMP97:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP17]]
458; VF-FOUR-CHECK-NEXT:    [[TMP98:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP18]]
459; VF-FOUR-CHECK-NEXT:    [[TMP99:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP19]]
460; VF-FOUR-CHECK-NEXT:    [[TMP100:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP20]]
461; VF-FOUR-CHECK-NEXT:    [[TMP101:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP21]]
462; VF-FOUR-CHECK-NEXT:    [[TMP102:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP22]]
463; VF-FOUR-CHECK-NEXT:    [[TMP103:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP23]]
464; VF-FOUR-CHECK-NEXT:    [[TMP104:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 0
465; VF-FOUR-CHECK-NEXT:    [[TMP105:%.*]] = bitcast float* [[TMP104]] to <4 x float>*
466; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP88]], <4 x float>* [[TMP105]], align 4
467; VF-FOUR-CHECK-NEXT:    [[TMP106:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 4
468; VF-FOUR-CHECK-NEXT:    [[TMP107:%.*]] = bitcast float* [[TMP106]] to <4 x float>*
469; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP89]], <4 x float>* [[TMP107]], align 4
470; VF-FOUR-CHECK-NEXT:    [[TMP108:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 8
471; VF-FOUR-CHECK-NEXT:    [[TMP109:%.*]] = bitcast float* [[TMP108]] to <4 x float>*
472; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP90]], <4 x float>* [[TMP109]], align 4
473; VF-FOUR-CHECK-NEXT:    [[TMP110:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 12
474; VF-FOUR-CHECK-NEXT:    [[TMP111:%.*]] = bitcast float* [[TMP110]] to <4 x float>*
475; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP91]], <4 x float>* [[TMP111]], align 4
476; VF-FOUR-CHECK-NEXT:    [[TMP112:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 16
477; VF-FOUR-CHECK-NEXT:    [[TMP113:%.*]] = bitcast float* [[TMP112]] to <4 x float>*
478; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP92]], <4 x float>* [[TMP113]], align 4
479; VF-FOUR-CHECK-NEXT:    [[TMP114:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 20
480; VF-FOUR-CHECK-NEXT:    [[TMP115:%.*]] = bitcast float* [[TMP114]] to <4 x float>*
481; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP93]], <4 x float>* [[TMP115]], align 4
482; VF-FOUR-CHECK-NEXT:    [[TMP116:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 24
483; VF-FOUR-CHECK-NEXT:    [[TMP117:%.*]] = bitcast float* [[TMP116]] to <4 x float>*
484; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP94]], <4 x float>* [[TMP117]], align 4
485; VF-FOUR-CHECK-NEXT:    [[TMP118:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 28
486; VF-FOUR-CHECK-NEXT:    [[TMP119:%.*]] = bitcast float* [[TMP118]] to <4 x float>*
487; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP95]], <4 x float>* [[TMP119]], align 4
488; VF-FOUR-CHECK-NEXT:    [[INDEX_NEXT]] = add i64 [[INDEX]], 32
489; VF-FOUR-CHECK-NEXT:    [[TMP120:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
490; VF-FOUR-CHECK-NEXT:    br i1 [[TMP120]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOPID_MV_CM:!.*]]
491; VF-FOUR-CHECK:       middle.block:
492; VF-FOUR-CHECK-NEXT:    [[CMP_N:%.*]] = icmp eq i64 [[WIDE_TRIP_COUNT]], [[N_VEC]]
493; VF-FOUR-CHECK-NEXT:    br i1 [[CMP_N]], label [[FOR_END_LOOPEXIT:%.*]], label [[VEC_EPILOG_ITER_CHECK:%.*]]
494; VF-FOUR-CHECK:       vec.epilog.iter.check:
495; VF-FOUR-CHECK-NEXT:    [[IND_END27:%.*]] = trunc i64 [[N_VEC]] to i32
496; VF-FOUR-CHECK-NEXT:    [[N_VEC_REMAINING:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_VEC]]
497; VF-FOUR-CHECK-NEXT:    [[MIN_EPILOG_ITERS_CHECK:%.*]] = icmp ult i64 [[N_VEC_REMAINING]], 4
498; VF-FOUR-CHECK-NEXT:    br i1 [[MIN_EPILOG_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH]], label [[VEC_EPILOG_PH]]
499; VF-FOUR-CHECK:       vec.epilog.ph:
500; VF-FOUR-CHECK-NEXT:    [[VEC_EPILOG_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_MAIN_LOOP_ITER_CHECK]] ]
501; VF-FOUR-CHECK-NEXT:    [[N_MOD_VF22:%.*]] = urem i64 [[WIDE_TRIP_COUNT]], 4
502; VF-FOUR-CHECK-NEXT:    [[N_VEC23:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_MOD_VF22]]
503; VF-FOUR-CHECK-NEXT:    [[IND_END:%.*]] = trunc i64 [[N_VEC23]] to i32
504; VF-FOUR-CHECK-NEXT:    br label [[VEC_EPILOG_VECTOR_BODY:%.*]]
505; VF-FOUR-CHECK:       vec.epilog.vector.body:
506; VF-FOUR-CHECK-NEXT:    [[INDEX24:%.*]] = phi i64 [ [[VEC_EPILOG_RESUME_VAL]], [[VEC_EPILOG_PH]] ], [ [[INDEX_NEXT25:%.*]], [[VEC_EPILOG_VECTOR_BODY]] ]
507; VF-FOUR-CHECK-NEXT:    [[TMP121:%.*]] = add i64 [[INDEX24]], 0
508; VF-FOUR-CHECK-NEXT:    [[OFFSET_IDX29:%.*]] = trunc i64 [[INDEX24]] to i32
509; VF-FOUR-CHECK-NEXT:    [[TMP122:%.*]] = add i32 [[OFFSET_IDX29]], 0
510; VF-FOUR-CHECK-NEXT:    [[TMP123:%.*]] = xor i32 [[TMP122]], -1
511; VF-FOUR-CHECK-NEXT:    [[TMP124:%.*]] = add i32 [[TMP123]], [[N]]
512; VF-FOUR-CHECK-NEXT:    [[TMP125:%.*]] = sext i32 [[TMP124]] to i64
513; VF-FOUR-CHECK-NEXT:    [[TMP126:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP125]]
514; VF-FOUR-CHECK-NEXT:    [[TMP127:%.*]] = getelementptr inbounds float, float* [[TMP126]], i32 0
515; VF-FOUR-CHECK-NEXT:    [[TMP128:%.*]] = getelementptr inbounds float, float* [[TMP127]], i32 -3
516; VF-FOUR-CHECK-NEXT:    [[TMP129:%.*]] = bitcast float* [[TMP128]] to <4 x float>*
517; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD30:%.*]] = load <4 x float>, <4 x float>* [[TMP129]], align 4
518; VF-FOUR-CHECK-NEXT:    [[REVERSE31:%.*]] = shufflevector <4 x float> [[WIDE_LOAD30]], <4 x float> undef, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
519; VF-FOUR-CHECK-NEXT:    [[TMP130:%.*]] = fadd fast <4 x float> [[REVERSE31]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
520; VF-FOUR-CHECK-NEXT:    [[TMP131:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP121]]
521; VF-FOUR-CHECK-NEXT:    [[TMP132:%.*]] = getelementptr inbounds float, float* [[TMP131]], i32 0
522; VF-FOUR-CHECK-NEXT:    [[TMP133:%.*]] = bitcast float* [[TMP132]] to <4 x float>*
523; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP130]], <4 x float>* [[TMP133]], align 4
524; VF-FOUR-CHECK-NEXT:    [[INDEX_NEXT25]] = add i64 [[INDEX24]], 4
525; VF-FOUR-CHECK-NEXT:    [[TMP134:%.*]] = icmp eq i64 [[INDEX_NEXT25]], [[N_VEC23]]
526; VF-FOUR-CHECK-NEXT:    br i1 [[TMP134]], label [[VEC_EPILOG_MIDDLE_BLOCK:%.*]], label [[VEC_EPILOG_VECTOR_BODY]], !llvm.loop [[LOOPID_EV_CM:!.*]]
527; VF-FOUR-CHECK:       vec.epilog.middle.block:
528; VF-FOUR-CHECK-NEXT:    [[CMP_N28:%.*]] = icmp eq i64 [[WIDE_TRIP_COUNT]], [[N_VEC23]]
529; VF-FOUR-CHECK-NEXT:    br i1 [[CMP_N28]], label [[FOR_END_LOOPEXIT_LOOPEXIT:%.*]], label [[VEC_EPILOG_SCALAR_PH]]
530; VF-FOUR-CHECK:       vec.epilog.scalar.ph:
531; VF-FOUR-CHECK-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC23]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_SCEVCHECK]] ], [ 0, [[VECTOR_MEM_CHECK]] ], [ 0, [[ITER_CHECK]] ]
532; VF-FOUR-CHECK-NEXT:    [[BC_RESUME_VAL26:%.*]] = phi i32 [ [[IND_END]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[IND_END27]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_SCEVCHECK]] ], [ 0, [[VECTOR_MEM_CHECK]] ], [ 0, [[ITER_CHECK]] ]
533; VF-FOUR-CHECK-NEXT:    br label [[FOR_BODY:%.*]]
534; VF-FOUR-CHECK:       for.body:
535; VF-FOUR-CHECK-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[VEC_EPILOG_SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY]] ]
536; VF-FOUR-CHECK-NEXT:    [[I_014:%.*]] = phi i32 [ [[BC_RESUME_VAL26]], [[VEC_EPILOG_SCALAR_PH]] ], [ [[INC:%.*]], [[FOR_BODY]] ]
537; VF-FOUR-CHECK-NEXT:    [[TMP135:%.*]] = xor i32 [[I_014]], -1
538; VF-FOUR-CHECK-NEXT:    [[SUB2:%.*]] = add i32 [[TMP135]], [[N]]
539; VF-FOUR-CHECK-NEXT:    [[IDXPROM:%.*]] = sext i32 [[SUB2]] to i64
540; VF-FOUR-CHECK-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[IDXPROM]]
541; VF-FOUR-CHECK-NEXT:    [[TMP136:%.*]] = load float, float* [[ARRAYIDX]], align 4
542; VF-FOUR-CHECK-NEXT:    [[CONV3:%.*]] = fadd fast float [[TMP136]], 1.000000e+00
543; VF-FOUR-CHECK-NEXT:    [[ARRAYIDX5:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[INDVARS_IV]]
544; VF-FOUR-CHECK-NEXT:    store float [[CONV3]], float* [[ARRAYIDX5]], align 4
545; VF-FOUR-CHECK-NEXT:    [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
546; VF-FOUR-CHECK-NEXT:    [[INC]] = add nuw nsw i32 [[I_014]], 1
547; VF-FOUR-CHECK-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[WIDE_TRIP_COUNT]]
548; VF-FOUR-CHECK-NEXT:    br i1 [[EXITCOND]], label [[FOR_BODY]], label [[FOR_END_LOOPEXIT_LOOPEXIT]], !llvm.loop [[LOOPID_MS_CM:!.*]]
549; VF-FOUR-CHECK:       for.end.loopexit.loopexit:
550; VF-FOUR-CHECK-NEXT:    br label [[FOR_END_LOOPEXIT]]
551; VF-FOUR-CHECK:       for.end.loopexit:
552; VF-FOUR-CHECK-NEXT:    br label [[FOR_END]]
553; VF-FOUR-CHECK:       for.end:
554; VF-FOUR-CHECK-NEXT:    ret i32 0
555
556; VF-FOUR-CHECK-DAG: [[LOOPID_MV_CM]] = distinct !{[[LOOPID_MV_CM]], [[LOOPID_DISABLE_VECT_CM:!.*]]}
557; VF-FOUR-CHECK-DAG: [[LOOPID_EV_CM]] = distinct !{[[LOOPID_EV_CM]], [[LOOPID_DISABLE_UNROLL_CM:!.*]], [[LOOPID_DISABLE_VECT_CM:!.*]]}
558; VF-FOUR-CHECK-DAG: [[LOOPID_DISABLE_VECT_CM]] = [[DISABLE_VECT_STR_CM:!{!"llvm.loop.isvectorized".*}.*]]
559; VF-FOUR-CHECK-DAG: [[LOOPID_DISABLE_UNROLL_CM]] = [[DISABLE_UNROLL_STR_CM:!{!"llvm.loop.unroll.runtime.disable"}.*]]
560
561entry:
562  %cmp1 = icmp sgt i32 %n, 1
563  br i1 %cmp1, label %for.body.preheader, label %for.end
564
565for.body.preheader:                               ; preds = %entry
566  %0 = add i32 %n, -1
567  %wide.trip.count = zext i32 %0 to i64
568  br label %for.body
569
570for.body:                                         ; preds = %for.body.preheader, %for.body
571  %indvars.iv = phi i64 [ 0, %for.body.preheader ], [ %indvars.iv.next, %for.body ]
572  %i.014 = phi i32 [ 0, %for.body.preheader ], [ %inc, %for.body ]
573  %1 = xor i32 %i.014, -1
574  %sub2 = add i32 %1, %n
575  %idxprom = sext i32 %sub2 to i64
576  %arrayidx = getelementptr inbounds float, float* %B, i64 %idxprom
577  %2 = load float, float* %arrayidx, align 4
578  %conv3 = fadd fast float %2, 1.000000e+00
579  %arrayidx5 = getelementptr inbounds float, float* %A, i64 %indvars.iv
580  store float %conv3, float* %arrayidx5, align 4
581  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
582  %inc = add nuw nsw i32 %i.014, 1
583  %exitcond = icmp ne i64 %indvars.iv.next, %wide.trip.count
584  br i1 %exitcond, label %for.body, label %for.end.loopexit
585
586for.end.loopexit:                                 ; preds = %for.body
587  br label %for.end
588
589for.end:                                          ; preds = %for.end.loopexit, %entry
590  ret i32 0
591}
592
593attributes #0 = { nounwind "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "frame-pointer"="none" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "no-infs-fp-math"="true" "no-jump-tables"="false" "no-nans-fp-math"="true" "no-signed-zeros-fp-math"="true" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="ppc64le" "target-features"="+altivec,+bpermd,+crypto,+direct-move,+extdiv,+htm,+power8-vector,+vsx,-power9-vector,-spe" "unsafe-fp-math"="true" "use-soft-float"="false" }
594