xref: /llvm-project/llvm/test/Transforms/LoopVectorize/PowerPC/optimal-epilog-vectorization.ll (revision 872f7000fc6a2945c715dd701984560b0a98105c)
1; RUN: opt < %s -passes='loop-vectorize' -enable-epilogue-vectorization -epilogue-vectorization-force-VF=2 -S | FileCheck %s --check-prefix VF-TWO-CHECK
2; RUN: opt < %s -passes='loop-vectorize' -enable-epilogue-vectorization -epilogue-vectorization-force-VF=4 -S | FileCheck %s --check-prefix VF-FOUR-CHECK
3
4target datalayout = "e-m:e-i64:64-n32:64"
5target triple = "powerpc64le-unknown-linux-gnu"
6
7; Function Attrs: nounwind
8define dso_local void @f1(float* noalias %aa, float* noalias %bb, float* noalias %cc, i32 signext %N) #0 {
9; VF-TWO-CHECK-LABEL: @f1(
10; VF-TWO-CHECK-NEXT:  entry:
11; VF-TWO-CHECK-NEXT:    [[CMP1:%.*]] = icmp sgt i32 [[N:%.*]], 0
12; VF-TWO-CHECK-NEXT:    br i1 [[CMP1]], label [[ITER_CHECK:%.*]], label [[FOR_END:%.*]]
13; VF-TWO-CHECK:       iter.check:
14; VF-TWO-CHECK-NEXT:    [[WIDE_TRIP_COUNT:%.*]] = zext i32 [[N]] to i64
15; VF-TWO-CHECK-NEXT:    [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[WIDE_TRIP_COUNT]], 2
16; VF-TWO-CHECK-NEXT:    br i1 [[MIN_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH:%.*]], label [[VECTOR_MAIN_LOOP_ITER_CHECK:%.*]]
17; VF-TWO-CHECK:       vector.main.loop.iter.check:
18; VF-TWO-CHECK-NEXT:    [[MIN_ITERS_CHECK1:%.*]] = icmp ult i64 [[WIDE_TRIP_COUNT]], 48
19; VF-TWO-CHECK-NEXT:    br i1 [[MIN_ITERS_CHECK1]], label [[VEC_EPILOG_PH:%.*]], label [[VECTOR_PH:%.*]]
20; VF-TWO-CHECK:       vector.ph:
21; VF-TWO-CHECK-NEXT:    [[N_MOD_VF:%.*]] = urem i64 [[WIDE_TRIP_COUNT]], 48
22; VF-TWO-CHECK-NEXT:    [[N_VEC:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_MOD_VF]]
23; VF-TWO-CHECK-NEXT:    br label [[VECTOR_BODY:%.*]]
24; VF-TWO-CHECK:       vector.body:
25; VF-TWO-CHECK-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
26; VF-TWO-CHECK-NEXT:    [[TMP0:%.*]] = add i64 [[INDEX]], 0
27; VF-TWO-CHECK-NEXT:    [[TMP1:%.*]] = add i64 [[INDEX]], 4
28; VF-TWO-CHECK-NEXT:    [[TMP2:%.*]] = add i64 [[INDEX]], 8
29; VF-TWO-CHECK-NEXT:    [[TMP3:%.*]] = add i64 [[INDEX]], 12
30; VF-TWO-CHECK-NEXT:    [[TMP4:%.*]] = add i64 [[INDEX]], 16
31; VF-TWO-CHECK-NEXT:    [[TMP5:%.*]] = add i64 [[INDEX]], 20
32; VF-TWO-CHECK-NEXT:    [[TMP6:%.*]] = add i64 [[INDEX]], 24
33; VF-TWO-CHECK-NEXT:    [[TMP7:%.*]] = add i64 [[INDEX]], 28
34; VF-TWO-CHECK-NEXT:    [[TMP8:%.*]] = add i64 [[INDEX]], 32
35; VF-TWO-CHECK-NEXT:    [[TMP9:%.*]] = add i64 [[INDEX]], 36
36; VF-TWO-CHECK-NEXT:    [[TMP10:%.*]] = add i64 [[INDEX]], 40
37; VF-TWO-CHECK-NEXT:    [[TMP11:%.*]] = add i64 [[INDEX]], 44
38; VF-TWO-CHECK-NEXT:    [[TMP12:%.*]] = getelementptr inbounds float, float* [[BB:%.*]], i64 [[TMP0]]
39; VF-TWO-CHECK-NEXT:    [[TMP13:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP1]]
40; VF-TWO-CHECK-NEXT:    [[TMP14:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP2]]
41; VF-TWO-CHECK-NEXT:    [[TMP15:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP3]]
42; VF-TWO-CHECK-NEXT:    [[TMP16:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP4]]
43; VF-TWO-CHECK-NEXT:    [[TMP17:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP5]]
44; VF-TWO-CHECK-NEXT:    [[TMP18:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP6]]
45; VF-TWO-CHECK-NEXT:    [[TMP19:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP7]]
46; VF-TWO-CHECK-NEXT:    [[TMP20:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP8]]
47; VF-TWO-CHECK-NEXT:    [[TMP21:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP9]]
48; VF-TWO-CHECK-NEXT:    [[TMP22:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP10]]
49; VF-TWO-CHECK-NEXT:    [[TMP23:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP11]]
50; VF-TWO-CHECK-NEXT:    [[TMP24:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 0
51; VF-TWO-CHECK-NEXT:    [[TMP25:%.*]] = bitcast float* [[TMP24]] to <4 x float>*
52; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD:%.*]] = load <4 x float>, <4 x float>* [[TMP25]], align 4
53; VF-TWO-CHECK-NEXT:    [[TMP26:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 4
54; VF-TWO-CHECK-NEXT:    [[TMP27:%.*]] = bitcast float* [[TMP26]] to <4 x float>*
55; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD2:%.*]] = load <4 x float>, <4 x float>* [[TMP27]], align 4
56; VF-TWO-CHECK-NEXT:    [[TMP28:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 8
57; VF-TWO-CHECK-NEXT:    [[TMP29:%.*]] = bitcast float* [[TMP28]] to <4 x float>*
58; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD3:%.*]] = load <4 x float>, <4 x float>* [[TMP29]], align 4
59; VF-TWO-CHECK-NEXT:    [[TMP30:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 12
60; VF-TWO-CHECK-NEXT:    [[TMP31:%.*]] = bitcast float* [[TMP30]] to <4 x float>*
61; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD4:%.*]] = load <4 x float>, <4 x float>* [[TMP31]], align 4
62; VF-TWO-CHECK-NEXT:    [[TMP32:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 16
63; VF-TWO-CHECK-NEXT:    [[TMP33:%.*]] = bitcast float* [[TMP32]] to <4 x float>*
64; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD5:%.*]] = load <4 x float>, <4 x float>* [[TMP33]], align 4
65; VF-TWO-CHECK-NEXT:    [[TMP34:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 20
66; VF-TWO-CHECK-NEXT:    [[TMP35:%.*]] = bitcast float* [[TMP34]] to <4 x float>*
67; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD6:%.*]] = load <4 x float>, <4 x float>* [[TMP35]], align 4
68; VF-TWO-CHECK-NEXT:    [[TMP36:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 24
69; VF-TWO-CHECK-NEXT:    [[TMP37:%.*]] = bitcast float* [[TMP36]] to <4 x float>*
70; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD7:%.*]] = load <4 x float>, <4 x float>* [[TMP37]], align 4
71; VF-TWO-CHECK-NEXT:    [[TMP38:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 28
72; VF-TWO-CHECK-NEXT:    [[TMP39:%.*]] = bitcast float* [[TMP38]] to <4 x float>*
73; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD8:%.*]] = load <4 x float>, <4 x float>* [[TMP39]], align 4
74; VF-TWO-CHECK-NEXT:    [[TMP40:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 32
75; VF-TWO-CHECK-NEXT:    [[TMP41:%.*]] = bitcast float* [[TMP40]] to <4 x float>*
76; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD9:%.*]] = load <4 x float>, <4 x float>* [[TMP41]], align 4
77; VF-TWO-CHECK-NEXT:    [[TMP42:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 36
78; VF-TWO-CHECK-NEXT:    [[TMP43:%.*]] = bitcast float* [[TMP42]] to <4 x float>*
79; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD10:%.*]] = load <4 x float>, <4 x float>* [[TMP43]], align 4
80; VF-TWO-CHECK-NEXT:    [[TMP44:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 40
81; VF-TWO-CHECK-NEXT:    [[TMP45:%.*]] = bitcast float* [[TMP44]] to <4 x float>*
82; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD11:%.*]] = load <4 x float>, <4 x float>* [[TMP45]], align 4
83; VF-TWO-CHECK-NEXT:    [[TMP46:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 44
84; VF-TWO-CHECK-NEXT:    [[TMP47:%.*]] = bitcast float* [[TMP46]] to <4 x float>*
85; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD12:%.*]] = load <4 x float>, <4 x float>* [[TMP47]], align 4
86; VF-TWO-CHECK-NEXT:    [[TMP48:%.*]] = getelementptr inbounds float, float* [[CC:%.*]], i64 [[TMP0]]
87; VF-TWO-CHECK-NEXT:    [[TMP49:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP1]]
88; VF-TWO-CHECK-NEXT:    [[TMP50:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP2]]
89; VF-TWO-CHECK-NEXT:    [[TMP51:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP3]]
90; VF-TWO-CHECK-NEXT:    [[TMP52:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP4]]
91; VF-TWO-CHECK-NEXT:    [[TMP53:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP5]]
92; VF-TWO-CHECK-NEXT:    [[TMP54:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP6]]
93; VF-TWO-CHECK-NEXT:    [[TMP55:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP7]]
94; VF-TWO-CHECK-NEXT:    [[TMP56:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP8]]
95; VF-TWO-CHECK-NEXT:    [[TMP57:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP9]]
96; VF-TWO-CHECK-NEXT:    [[TMP58:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP10]]
97; VF-TWO-CHECK-NEXT:    [[TMP59:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP11]]
98; VF-TWO-CHECK-NEXT:    [[TMP60:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 0
99; VF-TWO-CHECK-NEXT:    [[TMP61:%.*]] = bitcast float* [[TMP60]] to <4 x float>*
100; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD13:%.*]] = load <4 x float>, <4 x float>* [[TMP61]], align 4
101; VF-TWO-CHECK-NEXT:    [[TMP62:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 4
102; VF-TWO-CHECK-NEXT:    [[TMP63:%.*]] = bitcast float* [[TMP62]] to <4 x float>*
103; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD14:%.*]] = load <4 x float>, <4 x float>* [[TMP63]], align 4
104; VF-TWO-CHECK-NEXT:    [[TMP64:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 8
105; VF-TWO-CHECK-NEXT:    [[TMP65:%.*]] = bitcast float* [[TMP64]] to <4 x float>*
106; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD15:%.*]] = load <4 x float>, <4 x float>* [[TMP65]], align 4
107; VF-TWO-CHECK-NEXT:    [[TMP66:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 12
108; VF-TWO-CHECK-NEXT:    [[TMP67:%.*]] = bitcast float* [[TMP66]] to <4 x float>*
109; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD16:%.*]] = load <4 x float>, <4 x float>* [[TMP67]], align 4
110; VF-TWO-CHECK-NEXT:    [[TMP68:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 16
111; VF-TWO-CHECK-NEXT:    [[TMP69:%.*]] = bitcast float* [[TMP68]] to <4 x float>*
112; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD17:%.*]] = load <4 x float>, <4 x float>* [[TMP69]], align 4
113; VF-TWO-CHECK-NEXT:    [[TMP70:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 20
114; VF-TWO-CHECK-NEXT:    [[TMP71:%.*]] = bitcast float* [[TMP70]] to <4 x float>*
115; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD18:%.*]] = load <4 x float>, <4 x float>* [[TMP71]], align 4
116; VF-TWO-CHECK-NEXT:    [[TMP72:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 24
117; VF-TWO-CHECK-NEXT:    [[TMP73:%.*]] = bitcast float* [[TMP72]] to <4 x float>*
118; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD19:%.*]] = load <4 x float>, <4 x float>* [[TMP73]], align 4
119; VF-TWO-CHECK-NEXT:    [[TMP74:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 28
120; VF-TWO-CHECK-NEXT:    [[TMP75:%.*]] = bitcast float* [[TMP74]] to <4 x float>*
121; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD20:%.*]] = load <4 x float>, <4 x float>* [[TMP75]], align 4
122; VF-TWO-CHECK-NEXT:    [[TMP76:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 32
123; VF-TWO-CHECK-NEXT:    [[TMP77:%.*]] = bitcast float* [[TMP76]] to <4 x float>*
124; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD21:%.*]] = load <4 x float>, <4 x float>* [[TMP77]], align 4
125; VF-TWO-CHECK-NEXT:    [[TMP78:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 36
126; VF-TWO-CHECK-NEXT:    [[TMP79:%.*]] = bitcast float* [[TMP78]] to <4 x float>*
127; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD22:%.*]] = load <4 x float>, <4 x float>* [[TMP79]], align 4
128; VF-TWO-CHECK-NEXT:    [[TMP80:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 40
129; VF-TWO-CHECK-NEXT:    [[TMP81:%.*]] = bitcast float* [[TMP80]] to <4 x float>*
130; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD23:%.*]] = load <4 x float>, <4 x float>* [[TMP81]], align 4
131; VF-TWO-CHECK-NEXT:    [[TMP82:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 44
132; VF-TWO-CHECK-NEXT:    [[TMP83:%.*]] = bitcast float* [[TMP82]] to <4 x float>*
133; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD24:%.*]] = load <4 x float>, <4 x float>* [[TMP83]], align 4
134; VF-TWO-CHECK-NEXT:    [[TMP84:%.*]] = fadd fast <4 x float> [[WIDE_LOAD]], [[WIDE_LOAD13]]
135; VF-TWO-CHECK-NEXT:    [[TMP85:%.*]] = fadd fast <4 x float> [[WIDE_LOAD2]], [[WIDE_LOAD14]]
136; VF-TWO-CHECK-NEXT:    [[TMP86:%.*]] = fadd fast <4 x float> [[WIDE_LOAD3]], [[WIDE_LOAD15]]
137; VF-TWO-CHECK-NEXT:    [[TMP87:%.*]] = fadd fast <4 x float> [[WIDE_LOAD4]], [[WIDE_LOAD16]]
138; VF-TWO-CHECK-NEXT:    [[TMP88:%.*]] = fadd fast <4 x float> [[WIDE_LOAD5]], [[WIDE_LOAD17]]
139; VF-TWO-CHECK-NEXT:    [[TMP89:%.*]] = fadd fast <4 x float> [[WIDE_LOAD6]], [[WIDE_LOAD18]]
140; VF-TWO-CHECK-NEXT:    [[TMP90:%.*]] = fadd fast <4 x float> [[WIDE_LOAD7]], [[WIDE_LOAD19]]
141; VF-TWO-CHECK-NEXT:    [[TMP91:%.*]] = fadd fast <4 x float> [[WIDE_LOAD8]], [[WIDE_LOAD20]]
142; VF-TWO-CHECK-NEXT:    [[TMP92:%.*]] = fadd fast <4 x float> [[WIDE_LOAD9]], [[WIDE_LOAD21]]
143; VF-TWO-CHECK-NEXT:    [[TMP93:%.*]] = fadd fast <4 x float> [[WIDE_LOAD10]], [[WIDE_LOAD22]]
144; VF-TWO-CHECK-NEXT:    [[TMP94:%.*]] = fadd fast <4 x float> [[WIDE_LOAD11]], [[WIDE_LOAD23]]
145; VF-TWO-CHECK-NEXT:    [[TMP95:%.*]] = fadd fast <4 x float> [[WIDE_LOAD12]], [[WIDE_LOAD24]]
146; VF-TWO-CHECK-NEXT:    [[TMP96:%.*]] = getelementptr inbounds float, float* [[AA:%.*]], i64 [[TMP0]]
147; VF-TWO-CHECK-NEXT:    [[TMP97:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP1]]
148; VF-TWO-CHECK-NEXT:    [[TMP98:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP2]]
149; VF-TWO-CHECK-NEXT:    [[TMP99:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP3]]
150; VF-TWO-CHECK-NEXT:    [[TMP100:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP4]]
151; VF-TWO-CHECK-NEXT:    [[TMP101:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP5]]
152; VF-TWO-CHECK-NEXT:    [[TMP102:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP6]]
153; VF-TWO-CHECK-NEXT:    [[TMP103:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP7]]
154; VF-TWO-CHECK-NEXT:    [[TMP104:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP8]]
155; VF-TWO-CHECK-NEXT:    [[TMP105:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP9]]
156; VF-TWO-CHECK-NEXT:    [[TMP106:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP10]]
157; VF-TWO-CHECK-NEXT:    [[TMP107:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP11]]
158; VF-TWO-CHECK-NEXT:    [[TMP108:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 0
159; VF-TWO-CHECK-NEXT:    [[TMP109:%.*]] = bitcast float* [[TMP108]] to <4 x float>*
160; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP84]], <4 x float>* [[TMP109]], align 4
161; VF-TWO-CHECK-NEXT:    [[TMP110:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 4
162; VF-TWO-CHECK-NEXT:    [[TMP111:%.*]] = bitcast float* [[TMP110]] to <4 x float>*
163; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP85]], <4 x float>* [[TMP111]], align 4
164; VF-TWO-CHECK-NEXT:    [[TMP112:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 8
165; VF-TWO-CHECK-NEXT:    [[TMP113:%.*]] = bitcast float* [[TMP112]] to <4 x float>*
166; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP86]], <4 x float>* [[TMP113]], align 4
167; VF-TWO-CHECK-NEXT:    [[TMP114:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 12
168; VF-TWO-CHECK-NEXT:    [[TMP115:%.*]] = bitcast float* [[TMP114]] to <4 x float>*
169; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP87]], <4 x float>* [[TMP115]], align 4
170; VF-TWO-CHECK-NEXT:    [[TMP116:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 16
171; VF-TWO-CHECK-NEXT:    [[TMP117:%.*]] = bitcast float* [[TMP116]] to <4 x float>*
172; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP88]], <4 x float>* [[TMP117]], align 4
173; VF-TWO-CHECK-NEXT:    [[TMP118:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 20
174; VF-TWO-CHECK-NEXT:    [[TMP119:%.*]] = bitcast float* [[TMP118]] to <4 x float>*
175; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP89]], <4 x float>* [[TMP119]], align 4
176; VF-TWO-CHECK-NEXT:    [[TMP120:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 24
177; VF-TWO-CHECK-NEXT:    [[TMP121:%.*]] = bitcast float* [[TMP120]] to <4 x float>*
178; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP90]], <4 x float>* [[TMP121]], align 4
179; VF-TWO-CHECK-NEXT:    [[TMP122:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 28
180; VF-TWO-CHECK-NEXT:    [[TMP123:%.*]] = bitcast float* [[TMP122]] to <4 x float>*
181; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP91]], <4 x float>* [[TMP123]], align 4
182; VF-TWO-CHECK-NEXT:    [[TMP124:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 32
183; VF-TWO-CHECK-NEXT:    [[TMP125:%.*]] = bitcast float* [[TMP124]] to <4 x float>*
184; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP92]], <4 x float>* [[TMP125]], align 4
185; VF-TWO-CHECK-NEXT:    [[TMP126:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 36
186; VF-TWO-CHECK-NEXT:    [[TMP127:%.*]] = bitcast float* [[TMP126]] to <4 x float>*
187; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP93]], <4 x float>* [[TMP127]], align 4
188; VF-TWO-CHECK-NEXT:    [[TMP128:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 40
189; VF-TWO-CHECK-NEXT:    [[TMP129:%.*]] = bitcast float* [[TMP128]] to <4 x float>*
190; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP94]], <4 x float>* [[TMP129]], align 4
191; VF-TWO-CHECK-NEXT:    [[TMP130:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 44
192; VF-TWO-CHECK-NEXT:    [[TMP131:%.*]] = bitcast float* [[TMP130]] to <4 x float>*
193; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP95]], <4 x float>* [[TMP131]], align 4
194; VF-TWO-CHECK-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 48
195; VF-TWO-CHECK-NEXT:    [[TMP132:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
196; VF-TWO-CHECK-NEXT:    br i1 [[TMP132]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOPID_MV:![0-9]+]]
197; VF-TWO-CHECK:       middle.block:
198; VF-TWO-CHECK-NEXT:    [[CMP_N:%.*]] = icmp eq i64 [[WIDE_TRIP_COUNT]], [[N_VEC]]
199; VF-TWO-CHECK-NEXT:    br i1 [[CMP_N]], label [[FOR_END_LOOPEXIT:%.*]], label [[VEC_EPILOG_ITER_CHECK:%.*]]
200; VF-TWO-CHECK:       vec.epilog.iter.check:
201; VF-TWO-CHECK-NEXT:    [[N_VEC_REMAINING:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_VEC]]
202; VF-TWO-CHECK-NEXT:    [[MIN_EPILOG_ITERS_CHECK:%.*]] = icmp ult i64 [[N_VEC_REMAINING]], 2
203; VF-TWO-CHECK-NEXT:    br i1 [[MIN_EPILOG_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH]], label [[VEC_EPILOG_PH]]
204; VF-TWO-CHECK:       vec.epilog.ph:
205; VF-TWO-CHECK-NEXT:    [[VEC_EPILOG_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_MAIN_LOOP_ITER_CHECK]] ]
206; VF-TWO-CHECK-NEXT:    [[N_MOD_VF25:%.*]] = urem i64 [[WIDE_TRIP_COUNT]], 2
207; VF-TWO-CHECK-NEXT:    [[N_VEC26:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_MOD_VF25]]
208; VF-TWO-CHECK-NEXT:    br label [[VEC_EPILOG_VECTOR_BODY:%.*]]
209; VF-TWO-CHECK:       vec.epilog.vector.body:
210; VF-TWO-CHECK-NEXT:    [[INDEX27:%.*]] = phi i64 [ [[VEC_EPILOG_RESUME_VAL]], [[VEC_EPILOG_PH]] ], [ [[INDEX_NEXT28:%.*]], [[VEC_EPILOG_VECTOR_BODY]] ]
211; VF-TWO-CHECK-NEXT:    [[TMP133:%.*]] = add i64 [[INDEX27]], 0
212; VF-TWO-CHECK-NEXT:    [[TMP134:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP133]]
213; VF-TWO-CHECK-NEXT:    [[TMP135:%.*]] = getelementptr inbounds float, float* [[TMP134]], i32 0
214; VF-TWO-CHECK-NEXT:    [[TMP136:%.*]] = bitcast float* [[TMP135]] to <2 x float>*
215; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD30:%.*]] = load <2 x float>, <2 x float>* [[TMP136]], align 4
216; VF-TWO-CHECK-NEXT:    [[TMP137:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP133]]
217; VF-TWO-CHECK-NEXT:    [[TMP138:%.*]] = getelementptr inbounds float, float* [[TMP137]], i32 0
218; VF-TWO-CHECK-NEXT:    [[TMP139:%.*]] = bitcast float* [[TMP138]] to <2 x float>*
219; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD31:%.*]] = load <2 x float>, <2 x float>* [[TMP139]], align 4
220; VF-TWO-CHECK-NEXT:    [[TMP140:%.*]] = fadd fast <2 x float> [[WIDE_LOAD30]], [[WIDE_LOAD31]]
221; VF-TWO-CHECK-NEXT:    [[TMP141:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP133]]
222; VF-TWO-CHECK-NEXT:    [[TMP142:%.*]] = getelementptr inbounds float, float* [[TMP141]], i32 0
223; VF-TWO-CHECK-NEXT:    [[TMP143:%.*]] = bitcast float* [[TMP142]] to <2 x float>*
224; VF-TWO-CHECK-NEXT:    store <2 x float> [[TMP140]], <2 x float>* [[TMP143]], align 4
225; VF-TWO-CHECK-NEXT:    [[INDEX_NEXT28]] = add nuw i64 [[INDEX27]], 2
226; VF-TWO-CHECK-NEXT:    [[TMP144:%.*]] = icmp eq i64 [[INDEX_NEXT28]], [[N_VEC26]]
227; VF-TWO-CHECK-NEXT:    br i1 [[TMP144]], label [[VEC_EPILOG_MIDDLE_BLOCK:%.*]], label [[VEC_EPILOG_VECTOR_BODY]], !llvm.loop [[LOOPID_EV:![0-9]+]]
228; VF-TWO-CHECK:       vec.epilog.middle.block:
229; VF-TWO-CHECK-NEXT:    [[CMP_N29:%.*]] = icmp eq i64 [[WIDE_TRIP_COUNT]], [[N_VEC26]]
230; VF-TWO-CHECK-NEXT:    br i1 [[CMP_N29]], label [[FOR_END_LOOPEXIT_LOOPEXIT:%.*]], label [[VEC_EPILOG_SCALAR_PH]]
231; VF-TWO-CHECK:       vec.epilog.scalar.ph:
232; VF-TWO-CHECK-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC26]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[ITER_CHECK]] ]
233; VF-TWO-CHECK-NEXT:    br label [[FOR_BODY:%.*]]
234; VF-TWO-CHECK:       for.body:
235; VF-TWO-CHECK-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[VEC_EPILOG_SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY]] ]
236; VF-TWO-CHECK-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[INDVARS_IV]]
237; VF-TWO-CHECK-NEXT:    [[TMP145:%.*]] = load float, float* [[ARRAYIDX]], align 4
238; VF-TWO-CHECK-NEXT:    [[ARRAYIDX2:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[INDVARS_IV]]
239; VF-TWO-CHECK-NEXT:    [[TMP146:%.*]] = load float, float* [[ARRAYIDX2]], align 4
240; VF-TWO-CHECK-NEXT:    [[ADD:%.*]] = fadd fast float [[TMP145]], [[TMP146]]
241; VF-TWO-CHECK-NEXT:    [[ARRAYIDX4:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[INDVARS_IV]]
242; VF-TWO-CHECK-NEXT:    store float [[ADD]], float* [[ARRAYIDX4]], align 4
243; VF-TWO-CHECK-NEXT:    [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
244; VF-TWO-CHECK-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[WIDE_TRIP_COUNT]]
245; VF-TWO-CHECK-NEXT:    br i1 [[EXITCOND]], label [[FOR_BODY]], label [[FOR_END_LOOPEXIT_LOOPEXIT]], !llvm.loop [[LOOP4:![0-9]+]]
246; VF-TWO-CHECK:       for.end.loopexit.loopexit:
247; VF-TWO-CHECK-NEXT:    br label [[FOR_END_LOOPEXIT]]
248; VF-TWO-CHECK:       for.end.loopexit:
249; VF-TWO-CHECK-NEXT:    br label [[FOR_END]]
250; VF-TWO-CHECK:       for.end:
251; VF-TWO-CHECK-NEXT:    ret void
252;
253; VF-FOUR-CHECK-LABEL: @f1(
254; VF-FOUR-CHECK-NEXT:  entry:
255; VF-FOUR-CHECK-NEXT:    [[CMP1:%.*]] = icmp sgt i32 [[N:%.*]], 0
256; VF-FOUR-CHECK-NEXT:    br i1 [[CMP1]], label [[ITER_CHECK:%.*]], label [[FOR_END:%.*]]
257; VF-FOUR-CHECK:       iter.check:
258; VF-FOUR-CHECK-NEXT:    [[WIDE_TRIP_COUNT:%.*]] = zext i32 [[N]] to i64
259; VF-FOUR-CHECK-NEXT:    [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[WIDE_TRIP_COUNT]], 4
260; VF-FOUR-CHECK-NEXT:    br i1 [[MIN_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH:%.*]], label [[VECTOR_MAIN_LOOP_ITER_CHECK:%.*]]
261; VF-FOUR-CHECK:       vector.main.loop.iter.check:
262; VF-FOUR-CHECK-NEXT:    [[MIN_ITERS_CHECK1:%.*]] = icmp ult i64 [[WIDE_TRIP_COUNT]], 48
263; VF-FOUR-CHECK-NEXT:    br i1 [[MIN_ITERS_CHECK1]], label [[VEC_EPILOG_PH:%.*]], label [[VECTOR_PH:%.*]]
264; VF-FOUR-CHECK:       vector.ph:
265; VF-FOUR-CHECK-NEXT:    [[N_MOD_VF:%.*]] = urem i64 [[WIDE_TRIP_COUNT]], 48
266; VF-FOUR-CHECK-NEXT:    [[N_VEC:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_MOD_VF]]
267; VF-FOUR-CHECK-NEXT:    br label [[VECTOR_BODY:%.*]]
268; VF-FOUR-CHECK:       vector.body:
269; VF-FOUR-CHECK-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
270; VF-FOUR-CHECK-NEXT:    [[TMP0:%.*]] = add i64 [[INDEX]], 0
271; VF-FOUR-CHECK-NEXT:    [[TMP1:%.*]] = add i64 [[INDEX]], 4
272; VF-FOUR-CHECK-NEXT:    [[TMP2:%.*]] = add i64 [[INDEX]], 8
273; VF-FOUR-CHECK-NEXT:    [[TMP3:%.*]] = add i64 [[INDEX]], 12
274; VF-FOUR-CHECK-NEXT:    [[TMP4:%.*]] = add i64 [[INDEX]], 16
275; VF-FOUR-CHECK-NEXT:    [[TMP5:%.*]] = add i64 [[INDEX]], 20
276; VF-FOUR-CHECK-NEXT:    [[TMP6:%.*]] = add i64 [[INDEX]], 24
277; VF-FOUR-CHECK-NEXT:    [[TMP7:%.*]] = add i64 [[INDEX]], 28
278; VF-FOUR-CHECK-NEXT:    [[TMP8:%.*]] = add i64 [[INDEX]], 32
279; VF-FOUR-CHECK-NEXT:    [[TMP9:%.*]] = add i64 [[INDEX]], 36
280; VF-FOUR-CHECK-NEXT:    [[TMP10:%.*]] = add i64 [[INDEX]], 40
281; VF-FOUR-CHECK-NEXT:    [[TMP11:%.*]] = add i64 [[INDEX]], 44
282; VF-FOUR-CHECK-NEXT:    [[TMP12:%.*]] = getelementptr inbounds float, float* [[BB:%.*]], i64 [[TMP0]]
283; VF-FOUR-CHECK-NEXT:    [[TMP13:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP1]]
284; VF-FOUR-CHECK-NEXT:    [[TMP14:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP2]]
285; VF-FOUR-CHECK-NEXT:    [[TMP15:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP3]]
286; VF-FOUR-CHECK-NEXT:    [[TMP16:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP4]]
287; VF-FOUR-CHECK-NEXT:    [[TMP17:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP5]]
288; VF-FOUR-CHECK-NEXT:    [[TMP18:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP6]]
289; VF-FOUR-CHECK-NEXT:    [[TMP19:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP7]]
290; VF-FOUR-CHECK-NEXT:    [[TMP20:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP8]]
291; VF-FOUR-CHECK-NEXT:    [[TMP21:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP9]]
292; VF-FOUR-CHECK-NEXT:    [[TMP22:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP10]]
293; VF-FOUR-CHECK-NEXT:    [[TMP23:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP11]]
294; VF-FOUR-CHECK-NEXT:    [[TMP24:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 0
295; VF-FOUR-CHECK-NEXT:    [[TMP25:%.*]] = bitcast float* [[TMP24]] to <4 x float>*
296; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD:%.*]] = load <4 x float>, <4 x float>* [[TMP25]], align 4
297; VF-FOUR-CHECK-NEXT:    [[TMP26:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 4
298; VF-FOUR-CHECK-NEXT:    [[TMP27:%.*]] = bitcast float* [[TMP26]] to <4 x float>*
299; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD2:%.*]] = load <4 x float>, <4 x float>* [[TMP27]], align 4
300; VF-FOUR-CHECK-NEXT:    [[TMP28:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 8
301; VF-FOUR-CHECK-NEXT:    [[TMP29:%.*]] = bitcast float* [[TMP28]] to <4 x float>*
302; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD3:%.*]] = load <4 x float>, <4 x float>* [[TMP29]], align 4
303; VF-FOUR-CHECK-NEXT:    [[TMP30:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 12
304; VF-FOUR-CHECK-NEXT:    [[TMP31:%.*]] = bitcast float* [[TMP30]] to <4 x float>*
305; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD4:%.*]] = load <4 x float>, <4 x float>* [[TMP31]], align 4
306; VF-FOUR-CHECK-NEXT:    [[TMP32:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 16
307; VF-FOUR-CHECK-NEXT:    [[TMP33:%.*]] = bitcast float* [[TMP32]] to <4 x float>*
308; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD5:%.*]] = load <4 x float>, <4 x float>* [[TMP33]], align 4
309; VF-FOUR-CHECK-NEXT:    [[TMP34:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 20
310; VF-FOUR-CHECK-NEXT:    [[TMP35:%.*]] = bitcast float* [[TMP34]] to <4 x float>*
311; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD6:%.*]] = load <4 x float>, <4 x float>* [[TMP35]], align 4
312; VF-FOUR-CHECK-NEXT:    [[TMP36:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 24
313; VF-FOUR-CHECK-NEXT:    [[TMP37:%.*]] = bitcast float* [[TMP36]] to <4 x float>*
314; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD7:%.*]] = load <4 x float>, <4 x float>* [[TMP37]], align 4
315; VF-FOUR-CHECK-NEXT:    [[TMP38:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 28
316; VF-FOUR-CHECK-NEXT:    [[TMP39:%.*]] = bitcast float* [[TMP38]] to <4 x float>*
317; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD8:%.*]] = load <4 x float>, <4 x float>* [[TMP39]], align 4
318; VF-FOUR-CHECK-NEXT:    [[TMP40:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 32
319; VF-FOUR-CHECK-NEXT:    [[TMP41:%.*]] = bitcast float* [[TMP40]] to <4 x float>*
320; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD9:%.*]] = load <4 x float>, <4 x float>* [[TMP41]], align 4
321; VF-FOUR-CHECK-NEXT:    [[TMP42:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 36
322; VF-FOUR-CHECK-NEXT:    [[TMP43:%.*]] = bitcast float* [[TMP42]] to <4 x float>*
323; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD10:%.*]] = load <4 x float>, <4 x float>* [[TMP43]], align 4
324; VF-FOUR-CHECK-NEXT:    [[TMP44:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 40
325; VF-FOUR-CHECK-NEXT:    [[TMP45:%.*]] = bitcast float* [[TMP44]] to <4 x float>*
326; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD11:%.*]] = load <4 x float>, <4 x float>* [[TMP45]], align 4
327; VF-FOUR-CHECK-NEXT:    [[TMP46:%.*]] = getelementptr inbounds float, float* [[TMP12]], i32 44
328; VF-FOUR-CHECK-NEXT:    [[TMP47:%.*]] = bitcast float* [[TMP46]] to <4 x float>*
329; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD12:%.*]] = load <4 x float>, <4 x float>* [[TMP47]], align 4
330; VF-FOUR-CHECK-NEXT:    [[TMP48:%.*]] = getelementptr inbounds float, float* [[CC:%.*]], i64 [[TMP0]]
331; VF-FOUR-CHECK-NEXT:    [[TMP49:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP1]]
332; VF-FOUR-CHECK-NEXT:    [[TMP50:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP2]]
333; VF-FOUR-CHECK-NEXT:    [[TMP51:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP3]]
334; VF-FOUR-CHECK-NEXT:    [[TMP52:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP4]]
335; VF-FOUR-CHECK-NEXT:    [[TMP53:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP5]]
336; VF-FOUR-CHECK-NEXT:    [[TMP54:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP6]]
337; VF-FOUR-CHECK-NEXT:    [[TMP55:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP7]]
338; VF-FOUR-CHECK-NEXT:    [[TMP56:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP8]]
339; VF-FOUR-CHECK-NEXT:    [[TMP57:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP9]]
340; VF-FOUR-CHECK-NEXT:    [[TMP58:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP10]]
341; VF-FOUR-CHECK-NEXT:    [[TMP59:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP11]]
342; VF-FOUR-CHECK-NEXT:    [[TMP60:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 0
343; VF-FOUR-CHECK-NEXT:    [[TMP61:%.*]] = bitcast float* [[TMP60]] to <4 x float>*
344; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD13:%.*]] = load <4 x float>, <4 x float>* [[TMP61]], align 4
345; VF-FOUR-CHECK-NEXT:    [[TMP62:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 4
346; VF-FOUR-CHECK-NEXT:    [[TMP63:%.*]] = bitcast float* [[TMP62]] to <4 x float>*
347; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD14:%.*]] = load <4 x float>, <4 x float>* [[TMP63]], align 4
348; VF-FOUR-CHECK-NEXT:    [[TMP64:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 8
349; VF-FOUR-CHECK-NEXT:    [[TMP65:%.*]] = bitcast float* [[TMP64]] to <4 x float>*
350; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD15:%.*]] = load <4 x float>, <4 x float>* [[TMP65]], align 4
351; VF-FOUR-CHECK-NEXT:    [[TMP66:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 12
352; VF-FOUR-CHECK-NEXT:    [[TMP67:%.*]] = bitcast float* [[TMP66]] to <4 x float>*
353; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD16:%.*]] = load <4 x float>, <4 x float>* [[TMP67]], align 4
354; VF-FOUR-CHECK-NEXT:    [[TMP68:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 16
355; VF-FOUR-CHECK-NEXT:    [[TMP69:%.*]] = bitcast float* [[TMP68]] to <4 x float>*
356; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD17:%.*]] = load <4 x float>, <4 x float>* [[TMP69]], align 4
357; VF-FOUR-CHECK-NEXT:    [[TMP70:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 20
358; VF-FOUR-CHECK-NEXT:    [[TMP71:%.*]] = bitcast float* [[TMP70]] to <4 x float>*
359; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD18:%.*]] = load <4 x float>, <4 x float>* [[TMP71]], align 4
360; VF-FOUR-CHECK-NEXT:    [[TMP72:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 24
361; VF-FOUR-CHECK-NEXT:    [[TMP73:%.*]] = bitcast float* [[TMP72]] to <4 x float>*
362; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD19:%.*]] = load <4 x float>, <4 x float>* [[TMP73]], align 4
363; VF-FOUR-CHECK-NEXT:    [[TMP74:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 28
364; VF-FOUR-CHECK-NEXT:    [[TMP75:%.*]] = bitcast float* [[TMP74]] to <4 x float>*
365; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD20:%.*]] = load <4 x float>, <4 x float>* [[TMP75]], align 4
366; VF-FOUR-CHECK-NEXT:    [[TMP76:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 32
367; VF-FOUR-CHECK-NEXT:    [[TMP77:%.*]] = bitcast float* [[TMP76]] to <4 x float>*
368; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD21:%.*]] = load <4 x float>, <4 x float>* [[TMP77]], align 4
369; VF-FOUR-CHECK-NEXT:    [[TMP78:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 36
370; VF-FOUR-CHECK-NEXT:    [[TMP79:%.*]] = bitcast float* [[TMP78]] to <4 x float>*
371; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD22:%.*]] = load <4 x float>, <4 x float>* [[TMP79]], align 4
372; VF-FOUR-CHECK-NEXT:    [[TMP80:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 40
373; VF-FOUR-CHECK-NEXT:    [[TMP81:%.*]] = bitcast float* [[TMP80]] to <4 x float>*
374; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD23:%.*]] = load <4 x float>, <4 x float>* [[TMP81]], align 4
375; VF-FOUR-CHECK-NEXT:    [[TMP82:%.*]] = getelementptr inbounds float, float* [[TMP48]], i32 44
376; VF-FOUR-CHECK-NEXT:    [[TMP83:%.*]] = bitcast float* [[TMP82]] to <4 x float>*
377; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD24:%.*]] = load <4 x float>, <4 x float>* [[TMP83]], align 4
378; VF-FOUR-CHECK-NEXT:    [[TMP84:%.*]] = fadd fast <4 x float> [[WIDE_LOAD]], [[WIDE_LOAD13]]
379; VF-FOUR-CHECK-NEXT:    [[TMP85:%.*]] = fadd fast <4 x float> [[WIDE_LOAD2]], [[WIDE_LOAD14]]
380; VF-FOUR-CHECK-NEXT:    [[TMP86:%.*]] = fadd fast <4 x float> [[WIDE_LOAD3]], [[WIDE_LOAD15]]
381; VF-FOUR-CHECK-NEXT:    [[TMP87:%.*]] = fadd fast <4 x float> [[WIDE_LOAD4]], [[WIDE_LOAD16]]
382; VF-FOUR-CHECK-NEXT:    [[TMP88:%.*]] = fadd fast <4 x float> [[WIDE_LOAD5]], [[WIDE_LOAD17]]
383; VF-FOUR-CHECK-NEXT:    [[TMP89:%.*]] = fadd fast <4 x float> [[WIDE_LOAD6]], [[WIDE_LOAD18]]
384; VF-FOUR-CHECK-NEXT:    [[TMP90:%.*]] = fadd fast <4 x float> [[WIDE_LOAD7]], [[WIDE_LOAD19]]
385; VF-FOUR-CHECK-NEXT:    [[TMP91:%.*]] = fadd fast <4 x float> [[WIDE_LOAD8]], [[WIDE_LOAD20]]
386; VF-FOUR-CHECK-NEXT:    [[TMP92:%.*]] = fadd fast <4 x float> [[WIDE_LOAD9]], [[WIDE_LOAD21]]
387; VF-FOUR-CHECK-NEXT:    [[TMP93:%.*]] = fadd fast <4 x float> [[WIDE_LOAD10]], [[WIDE_LOAD22]]
388; VF-FOUR-CHECK-NEXT:    [[TMP94:%.*]] = fadd fast <4 x float> [[WIDE_LOAD11]], [[WIDE_LOAD23]]
389; VF-FOUR-CHECK-NEXT:    [[TMP95:%.*]] = fadd fast <4 x float> [[WIDE_LOAD12]], [[WIDE_LOAD24]]
390; VF-FOUR-CHECK-NEXT:    [[TMP96:%.*]] = getelementptr inbounds float, float* [[AA:%.*]], i64 [[TMP0]]
391; VF-FOUR-CHECK-NEXT:    [[TMP97:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP1]]
392; VF-FOUR-CHECK-NEXT:    [[TMP98:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP2]]
393; VF-FOUR-CHECK-NEXT:    [[TMP99:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP3]]
394; VF-FOUR-CHECK-NEXT:    [[TMP100:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP4]]
395; VF-FOUR-CHECK-NEXT:    [[TMP101:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP5]]
396; VF-FOUR-CHECK-NEXT:    [[TMP102:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP6]]
397; VF-FOUR-CHECK-NEXT:    [[TMP103:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP7]]
398; VF-FOUR-CHECK-NEXT:    [[TMP104:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP8]]
399; VF-FOUR-CHECK-NEXT:    [[TMP105:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP9]]
400; VF-FOUR-CHECK-NEXT:    [[TMP106:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP10]]
401; VF-FOUR-CHECK-NEXT:    [[TMP107:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP11]]
402; VF-FOUR-CHECK-NEXT:    [[TMP108:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 0
403; VF-FOUR-CHECK-NEXT:    [[TMP109:%.*]] = bitcast float* [[TMP108]] to <4 x float>*
404; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP84]], <4 x float>* [[TMP109]], align 4
405; VF-FOUR-CHECK-NEXT:    [[TMP110:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 4
406; VF-FOUR-CHECK-NEXT:    [[TMP111:%.*]] = bitcast float* [[TMP110]] to <4 x float>*
407; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP85]], <4 x float>* [[TMP111]], align 4
408; VF-FOUR-CHECK-NEXT:    [[TMP112:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 8
409; VF-FOUR-CHECK-NEXT:    [[TMP113:%.*]] = bitcast float* [[TMP112]] to <4 x float>*
410; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP86]], <4 x float>* [[TMP113]], align 4
411; VF-FOUR-CHECK-NEXT:    [[TMP114:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 12
412; VF-FOUR-CHECK-NEXT:    [[TMP115:%.*]] = bitcast float* [[TMP114]] to <4 x float>*
413; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP87]], <4 x float>* [[TMP115]], align 4
414; VF-FOUR-CHECK-NEXT:    [[TMP116:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 16
415; VF-FOUR-CHECK-NEXT:    [[TMP117:%.*]] = bitcast float* [[TMP116]] to <4 x float>*
416; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP88]], <4 x float>* [[TMP117]], align 4
417; VF-FOUR-CHECK-NEXT:    [[TMP118:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 20
418; VF-FOUR-CHECK-NEXT:    [[TMP119:%.*]] = bitcast float* [[TMP118]] to <4 x float>*
419; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP89]], <4 x float>* [[TMP119]], align 4
420; VF-FOUR-CHECK-NEXT:    [[TMP120:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 24
421; VF-FOUR-CHECK-NEXT:    [[TMP121:%.*]] = bitcast float* [[TMP120]] to <4 x float>*
422; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP90]], <4 x float>* [[TMP121]], align 4
423; VF-FOUR-CHECK-NEXT:    [[TMP122:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 28
424; VF-FOUR-CHECK-NEXT:    [[TMP123:%.*]] = bitcast float* [[TMP122]] to <4 x float>*
425; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP91]], <4 x float>* [[TMP123]], align 4
426; VF-FOUR-CHECK-NEXT:    [[TMP124:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 32
427; VF-FOUR-CHECK-NEXT:    [[TMP125:%.*]] = bitcast float* [[TMP124]] to <4 x float>*
428; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP92]], <4 x float>* [[TMP125]], align 4
429; VF-FOUR-CHECK-NEXT:    [[TMP126:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 36
430; VF-FOUR-CHECK-NEXT:    [[TMP127:%.*]] = bitcast float* [[TMP126]] to <4 x float>*
431; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP93]], <4 x float>* [[TMP127]], align 4
432; VF-FOUR-CHECK-NEXT:    [[TMP128:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 40
433; VF-FOUR-CHECK-NEXT:    [[TMP129:%.*]] = bitcast float* [[TMP128]] to <4 x float>*
434; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP94]], <4 x float>* [[TMP129]], align 4
435; VF-FOUR-CHECK-NEXT:    [[TMP130:%.*]] = getelementptr inbounds float, float* [[TMP96]], i32 44
436; VF-FOUR-CHECK-NEXT:    [[TMP131:%.*]] = bitcast float* [[TMP130]] to <4 x float>*
437; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP95]], <4 x float>* [[TMP131]], align 4
438; VF-FOUR-CHECK-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 48
439; VF-FOUR-CHECK-NEXT:    [[TMP132:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
440; VF-FOUR-CHECK-NEXT:    br i1 [[TMP132]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
441; VF-FOUR-CHECK:       middle.block:
442; VF-FOUR-CHECK-NEXT:    [[CMP_N:%.*]] = icmp eq i64 [[WIDE_TRIP_COUNT]], [[N_VEC]]
443; VF-FOUR-CHECK-NEXT:    br i1 [[CMP_N]], label [[FOR_END_LOOPEXIT:%.*]], label [[VEC_EPILOG_ITER_CHECK:%.*]]
444; VF-FOUR-CHECK:       vec.epilog.iter.check:
445; VF-FOUR-CHECK-NEXT:    [[N_VEC_REMAINING:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_VEC]]
446; VF-FOUR-CHECK-NEXT:    [[MIN_EPILOG_ITERS_CHECK:%.*]] = icmp ult i64 [[N_VEC_REMAINING]], 4
447; VF-FOUR-CHECK-NEXT:    br i1 [[MIN_EPILOG_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH]], label [[VEC_EPILOG_PH]]
448; VF-FOUR-CHECK:       vec.epilog.ph:
449; VF-FOUR-CHECK-NEXT:    [[VEC_EPILOG_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_MAIN_LOOP_ITER_CHECK]] ]
450; VF-FOUR-CHECK-NEXT:    [[N_MOD_VF25:%.*]] = urem i64 [[WIDE_TRIP_COUNT]], 4
451; VF-FOUR-CHECK-NEXT:    [[N_VEC26:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_MOD_VF25]]
452; VF-FOUR-CHECK-NEXT:    br label [[VEC_EPILOG_VECTOR_BODY:%.*]]
453; VF-FOUR-CHECK:       vec.epilog.vector.body:
454; VF-FOUR-CHECK-NEXT:    [[INDEX27:%.*]] = phi i64 [ [[VEC_EPILOG_RESUME_VAL]], [[VEC_EPILOG_PH]] ], [ [[INDEX_NEXT28:%.*]], [[VEC_EPILOG_VECTOR_BODY]] ]
455; VF-FOUR-CHECK-NEXT:    [[TMP133:%.*]] = add i64 [[INDEX27]], 0
456; VF-FOUR-CHECK-NEXT:    [[TMP134:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[TMP133]]
457; VF-FOUR-CHECK-NEXT:    [[TMP135:%.*]] = getelementptr inbounds float, float* [[TMP134]], i32 0
458; VF-FOUR-CHECK-NEXT:    [[TMP136:%.*]] = bitcast float* [[TMP135]] to <4 x float>*
459; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD30:%.*]] = load <4 x float>, <4 x float>* [[TMP136]], align 4
460; VF-FOUR-CHECK-NEXT:    [[TMP137:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[TMP133]]
461; VF-FOUR-CHECK-NEXT:    [[TMP138:%.*]] = getelementptr inbounds float, float* [[TMP137]], i32 0
462; VF-FOUR-CHECK-NEXT:    [[TMP139:%.*]] = bitcast float* [[TMP138]] to <4 x float>*
463; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD31:%.*]] = load <4 x float>, <4 x float>* [[TMP139]], align 4
464; VF-FOUR-CHECK-NEXT:    [[TMP140:%.*]] = fadd fast <4 x float> [[WIDE_LOAD30]], [[WIDE_LOAD31]]
465; VF-FOUR-CHECK-NEXT:    [[TMP141:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[TMP133]]
466; VF-FOUR-CHECK-NEXT:    [[TMP142:%.*]] = getelementptr inbounds float, float* [[TMP141]], i32 0
467; VF-FOUR-CHECK-NEXT:    [[TMP143:%.*]] = bitcast float* [[TMP142]] to <4 x float>*
468; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP140]], <4 x float>* [[TMP143]], align 4
469; VF-FOUR-CHECK-NEXT:    [[INDEX_NEXT28]] = add nuw i64 [[INDEX27]], 4
470; VF-FOUR-CHECK-NEXT:    [[TMP144:%.*]] = icmp eq i64 [[INDEX_NEXT28]], [[N_VEC26]]
471; VF-FOUR-CHECK-NEXT:    br i1 [[TMP144]], label [[VEC_EPILOG_MIDDLE_BLOCK:%.*]], label [[VEC_EPILOG_VECTOR_BODY]], !llvm.loop [[LOOP2:![0-9]+]]
472; VF-FOUR-CHECK:       vec.epilog.middle.block:
473; VF-FOUR-CHECK-NEXT:    [[CMP_N29:%.*]] = icmp eq i64 [[WIDE_TRIP_COUNT]], [[N_VEC26]]
474; VF-FOUR-CHECK-NEXT:    br i1 [[CMP_N29]], label [[FOR_END_LOOPEXIT_LOOPEXIT:%.*]], label [[VEC_EPILOG_SCALAR_PH]]
475; VF-FOUR-CHECK:       vec.epilog.scalar.ph:
476; VF-FOUR-CHECK-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC26]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[ITER_CHECK]] ]
477; VF-FOUR-CHECK-NEXT:    br label [[FOR_BODY:%.*]]
478; VF-FOUR-CHECK:       for.body:
479; VF-FOUR-CHECK-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[VEC_EPILOG_SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY]] ]
480; VF-FOUR-CHECK-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds float, float* [[BB]], i64 [[INDVARS_IV]]
481; VF-FOUR-CHECK-NEXT:    [[TMP145:%.*]] = load float, float* [[ARRAYIDX]], align 4
482; VF-FOUR-CHECK-NEXT:    [[ARRAYIDX2:%.*]] = getelementptr inbounds float, float* [[CC]], i64 [[INDVARS_IV]]
483; VF-FOUR-CHECK-NEXT:    [[TMP146:%.*]] = load float, float* [[ARRAYIDX2]], align 4
484; VF-FOUR-CHECK-NEXT:    [[ADD:%.*]] = fadd fast float [[TMP145]], [[TMP146]]
485; VF-FOUR-CHECK-NEXT:    [[ARRAYIDX4:%.*]] = getelementptr inbounds float, float* [[AA]], i64 [[INDVARS_IV]]
486; VF-FOUR-CHECK-NEXT:    store float [[ADD]], float* [[ARRAYIDX4]], align 4
487; VF-FOUR-CHECK-NEXT:    [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
488; VF-FOUR-CHECK-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[WIDE_TRIP_COUNT]]
489; VF-FOUR-CHECK-NEXT:    br i1 [[EXITCOND]], label [[FOR_BODY]], label [[FOR_END_LOOPEXIT_LOOPEXIT]], !llvm.loop [[LOOP4:![0-9]+]]
490; VF-FOUR-CHECK:       for.end.loopexit.loopexit:
491; VF-FOUR-CHECK-NEXT:    br label [[FOR_END_LOOPEXIT]]
492; VF-FOUR-CHECK:       for.end.loopexit:
493; VF-FOUR-CHECK-NEXT:    br label [[FOR_END]]
494; VF-FOUR-CHECK:       for.end:
495; VF-FOUR-CHECK-NEXT:    ret void
496;
497
498
499entry:
500  %cmp1 = icmp sgt i32 %N, 0
501  br i1 %cmp1, label %for.body.preheader, label %for.end
502
503for.body.preheader:                               ; preds = %entry
504  %wide.trip.count = zext i32 %N to i64
505  br label %for.body
506
507for.body:                                         ; preds = %for.body.preheader, %for.body
508  %indvars.iv = phi i64 [ 0, %for.body.preheader ], [ %indvars.iv.next, %for.body ]
509  %arrayidx = getelementptr inbounds float, float* %bb, i64 %indvars.iv
510  %0 = load float, float* %arrayidx, align 4
511  %arrayidx2 = getelementptr inbounds float, float* %cc, i64 %indvars.iv
512  %1 = load float, float* %arrayidx2, align 4
513  %add = fadd fast float %0, %1
514  %arrayidx4 = getelementptr inbounds float, float* %aa, i64 %indvars.iv
515  store float %add, float* %arrayidx4, align 4
516  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
517  %exitcond = icmp ne i64 %indvars.iv.next, %wide.trip.count
518  br i1 %exitcond, label %for.body, label %for.end.loopexit
519
520for.end.loopexit:                                 ; preds = %for.body
521  br label %for.end
522
523for.end:                                          ; preds = %for.end.loopexit, %entry
524  ret void
525}
526
527define dso_local signext i32 @f2(float* noalias %A, float* noalias %B, i32 signext %n) #0 {
528; VF-TWO-CHECK-LABEL: @f2(
529; VF-TWO-CHECK-NEXT:  entry:
530; VF-TWO-CHECK-NEXT:    [[CMP1:%.*]] = icmp sgt i32 [[N:%.*]], 1
531; VF-TWO-CHECK-NEXT:    br i1 [[CMP1]], label [[ITER_CHECK:%.*]], label [[FOR_END:%.*]]
532; VF-TWO-CHECK:       iter.check:
533; VF-TWO-CHECK-NEXT:    [[TMP0:%.*]] = add i32 [[N]], -1
534; VF-TWO-CHECK-NEXT:    [[WIDE_TRIP_COUNT:%.*]] = zext i32 [[TMP0]] to i64
535; VF-TWO-CHECK-NEXT:    [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[WIDE_TRIP_COUNT]], 2
536; VF-TWO-CHECK-NEXT:    br i1 [[MIN_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH:%.*]], label [[VECTOR_SCEVCHECK:%.*]]
537; VF-TWO-CHECK:       vector.scevcheck:
538; VF-TWO-CHECK-NEXT:    [[TMP1:%.*]] = add nsw i64 [[WIDE_TRIP_COUNT]], -1
539; VF-TWO-CHECK-NEXT:    [[TMP2:%.*]] = trunc i64 [[TMP1]] to i32
540; VF-TWO-CHECK-NEXT:    [[MUL:%.*]] = call { i32, i1 } @llvm.umul.with.overflow.i32(i32 1, i32 [[TMP2]])
541; VF-TWO-CHECK-NEXT:    [[MUL_RESULT:%.*]] = extractvalue { i32, i1 } [[MUL]], 0
542; VF-TWO-CHECK-NEXT:    [[MUL_OVERFLOW:%.*]] = extractvalue { i32, i1 } [[MUL]], 1
543; VF-TWO-CHECK-NEXT:    [[TMP4:%.*]] = sub i32 [[TMP0]], [[MUL_RESULT]]
544; VF-TWO-CHECK-NEXT:    [[TMP5:%.*]] = icmp sgt i32 [[TMP4]], [[TMP0]]
545; VF-TWO-CHECK-NEXT:    [[TMP9:%.*]] = or i1 [[TMP5]], [[MUL_OVERFLOW]]
546; VF-TWO-CHECK-NEXT:    [[TMP8:%.*]] = icmp ugt i64 [[TMP1]], 4294967295
547; VF-TWO-CHECK-NEXT:    [[TMP10:%.*]] = or i1 [[TMP9]], [[TMP8]]
548; VF-TWO-CHECK-NEXT:    br i1 [[TMP10]], label [[VEC_EPILOG_SCALAR_PH]], label [[VECTOR_MAIN_LOOP_ITER_CHECK:%.*]]
549; VF-TWO-CHECK:       vector.main.loop.iter.check:
550; VF-TWO-CHECK-NEXT:    [[MIN_ITERS_CHECK1:%.*]] = icmp ult i64 [[WIDE_TRIP_COUNT]], 32
551; VF-TWO-CHECK-NEXT:    br i1 [[MIN_ITERS_CHECK1]], label [[VEC_EPILOG_PH:%.*]], label [[VECTOR_PH:%.*]]
552; VF-TWO-CHECK:       vector.ph:
553; VF-TWO-CHECK-NEXT:    [[N_MOD_VF:%.*]] = urem i64 [[WIDE_TRIP_COUNT]], 32
554; VF-TWO-CHECK-NEXT:    [[N_VEC:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_MOD_VF]]
555; VF-TWO-CHECK-NEXT:    br label [[VECTOR_BODY:%.*]]
556; VF-TWO-CHECK:       vector.body:
557; VF-TWO-CHECK-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
558; VF-TWO-CHECK-NEXT:    [[OFFSET_IDX:%.*]] = trunc i64 [[INDEX]] to i32
559; VF-TWO-CHECK-NEXT:    [[TMP20:%.*]] = add i32 [[OFFSET_IDX]], 0
560; VF-TWO-CHECK-NEXT:    [[TMP21:%.*]] = add i32 [[OFFSET_IDX]], 4
561; VF-TWO-CHECK-NEXT:    [[TMP22:%.*]] = add i32 [[OFFSET_IDX]], 8
562; VF-TWO-CHECK-NEXT:    [[TMP23:%.*]] = add i32 [[OFFSET_IDX]], 12
563; VF-TWO-CHECK-NEXT:    [[TMP24:%.*]] = add i32 [[OFFSET_IDX]], 16
564; VF-TWO-CHECK-NEXT:    [[TMP25:%.*]] = add i32 [[OFFSET_IDX]], 20
565; VF-TWO-CHECK-NEXT:    [[TMP26:%.*]] = add i32 [[OFFSET_IDX]], 24
566; VF-TWO-CHECK-NEXT:    [[TMP27:%.*]] = add i32 [[OFFSET_IDX]], 28
567; VF-TWO-CHECK-NEXT:    [[TMP12:%.*]] = add i64 [[INDEX]], 0
568; VF-TWO-CHECK-NEXT:    [[TMP13:%.*]] = add i64 [[INDEX]], 4
569; VF-TWO-CHECK-NEXT:    [[TMP14:%.*]] = add i64 [[INDEX]], 8
570; VF-TWO-CHECK-NEXT:    [[TMP15:%.*]] = add i64 [[INDEX]], 12
571; VF-TWO-CHECK-NEXT:    [[TMP16:%.*]] = add i64 [[INDEX]], 16
572; VF-TWO-CHECK-NEXT:    [[TMP17:%.*]] = add i64 [[INDEX]], 20
573; VF-TWO-CHECK-NEXT:    [[TMP18:%.*]] = add i64 [[INDEX]], 24
574; VF-TWO-CHECK-NEXT:    [[TMP19:%.*]] = add i64 [[INDEX]], 28
575; VF-TWO-CHECK-NEXT:    [[TMP28:%.*]] = xor i32 [[TMP20]], -1
576; VF-TWO-CHECK-NEXT:    [[TMP29:%.*]] = xor i32 [[TMP21]], -1
577; VF-TWO-CHECK-NEXT:    [[TMP30:%.*]] = xor i32 [[TMP22]], -1
578; VF-TWO-CHECK-NEXT:    [[TMP31:%.*]] = xor i32 [[TMP23]], -1
579; VF-TWO-CHECK-NEXT:    [[TMP32:%.*]] = xor i32 [[TMP24]], -1
580; VF-TWO-CHECK-NEXT:    [[TMP33:%.*]] = xor i32 [[TMP25]], -1
581; VF-TWO-CHECK-NEXT:    [[TMP34:%.*]] = xor i32 [[TMP26]], -1
582; VF-TWO-CHECK-NEXT:    [[TMP35:%.*]] = xor i32 [[TMP27]], -1
583; VF-TWO-CHECK-NEXT:    [[TMP36:%.*]] = add i32 [[TMP28]], [[N]]
584; VF-TWO-CHECK-NEXT:    [[TMP37:%.*]] = add i32 [[TMP29]], [[N]]
585; VF-TWO-CHECK-NEXT:    [[TMP38:%.*]] = add i32 [[TMP30]], [[N]]
586; VF-TWO-CHECK-NEXT:    [[TMP39:%.*]] = add i32 [[TMP31]], [[N]]
587; VF-TWO-CHECK-NEXT:    [[TMP40:%.*]] = add i32 [[TMP32]], [[N]]
588; VF-TWO-CHECK-NEXT:    [[TMP41:%.*]] = add i32 [[TMP33]], [[N]]
589; VF-TWO-CHECK-NEXT:    [[TMP42:%.*]] = add i32 [[TMP34]], [[N]]
590; VF-TWO-CHECK-NEXT:    [[TMP43:%.*]] = add i32 [[TMP35]], [[N]]
591; VF-TWO-CHECK-NEXT:    [[TMP44:%.*]] = sext i32 [[TMP36]] to i64
592; VF-TWO-CHECK-NEXT:    [[TMP45:%.*]] = sext i32 [[TMP37]] to i64
593; VF-TWO-CHECK-NEXT:    [[TMP46:%.*]] = sext i32 [[TMP38]] to i64
594; VF-TWO-CHECK-NEXT:    [[TMP47:%.*]] = sext i32 [[TMP39]] to i64
595; VF-TWO-CHECK-NEXT:    [[TMP48:%.*]] = sext i32 [[TMP40]] to i64
596; VF-TWO-CHECK-NEXT:    [[TMP49:%.*]] = sext i32 [[TMP41]] to i64
597; VF-TWO-CHECK-NEXT:    [[TMP50:%.*]] = sext i32 [[TMP42]] to i64
598; VF-TWO-CHECK-NEXT:    [[TMP51:%.*]] = sext i32 [[TMP43]] to i64
599; VF-TWO-CHECK-NEXT:    [[TMP52:%.*]] = getelementptr inbounds float, float* [[B:%.*]], i64 [[TMP44]]
600; VF-TWO-CHECK-NEXT:    [[TMP53:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP45]]
601; VF-TWO-CHECK-NEXT:    [[TMP54:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP46]]
602; VF-TWO-CHECK-NEXT:    [[TMP55:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP47]]
603; VF-TWO-CHECK-NEXT:    [[TMP56:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP48]]
604; VF-TWO-CHECK-NEXT:    [[TMP57:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP49]]
605; VF-TWO-CHECK-NEXT:    [[TMP58:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP50]]
606; VF-TWO-CHECK-NEXT:    [[TMP59:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP51]]
607; VF-TWO-CHECK-NEXT:    [[TMP60:%.*]] = getelementptr inbounds float, float* [[TMP52]], i32 0
608; VF-TWO-CHECK-NEXT:    [[TMP61:%.*]] = getelementptr inbounds float, float* [[TMP60]], i32 -3
609; VF-TWO-CHECK-NEXT:    [[TMP62:%.*]] = bitcast float* [[TMP61]] to <4 x float>*
610; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD:%.*]] = load <4 x float>, <4 x float>* [[TMP62]], align 4
611; VF-TWO-CHECK-NEXT:    [[REVERSE:%.*]] = shufflevector <4 x float> [[WIDE_LOAD]], <4 x float> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
612; VF-TWO-CHECK-NEXT:    [[TMP63:%.*]] = getelementptr inbounds float, float* [[TMP52]], i32 -4
613; VF-TWO-CHECK-NEXT:    [[TMP64:%.*]] = getelementptr inbounds float, float* [[TMP63]], i32 -3
614; VF-TWO-CHECK-NEXT:    [[TMP65:%.*]] = bitcast float* [[TMP64]] to <4 x float>*
615; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD2:%.*]] = load <4 x float>, <4 x float>* [[TMP65]], align 4
616; VF-TWO-CHECK-NEXT:    [[REVERSE3:%.*]] = shufflevector <4 x float> [[WIDE_LOAD2]], <4 x float> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
617; VF-TWO-CHECK-NEXT:    [[TMP66:%.*]] = getelementptr inbounds float, float* [[TMP52]], i32 -8
618; VF-TWO-CHECK-NEXT:    [[TMP67:%.*]] = getelementptr inbounds float, float* [[TMP66]], i32 -3
619; VF-TWO-CHECK-NEXT:    [[TMP68:%.*]] = bitcast float* [[TMP67]] to <4 x float>*
620; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD4:%.*]] = load <4 x float>, <4 x float>* [[TMP68]], align 4
621; VF-TWO-CHECK-NEXT:    [[REVERSE5:%.*]] = shufflevector <4 x float> [[WIDE_LOAD4]], <4 x float> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
622; VF-TWO-CHECK-NEXT:    [[TMP69:%.*]] = getelementptr inbounds float, float* [[TMP52]], i32 -12
623; VF-TWO-CHECK-NEXT:    [[TMP70:%.*]] = getelementptr inbounds float, float* [[TMP69]], i32 -3
624; VF-TWO-CHECK-NEXT:    [[TMP71:%.*]] = bitcast float* [[TMP70]] to <4 x float>*
625; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD6:%.*]] = load <4 x float>, <4 x float>* [[TMP71]], align 4
626; VF-TWO-CHECK-NEXT:    [[REVERSE7:%.*]] = shufflevector <4 x float> [[WIDE_LOAD6]], <4 x float> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
627; VF-TWO-CHECK-NEXT:    [[TMP72:%.*]] = getelementptr inbounds float, float* [[TMP52]], i32 -16
628; VF-TWO-CHECK-NEXT:    [[TMP73:%.*]] = getelementptr inbounds float, float* [[TMP72]], i32 -3
629; VF-TWO-CHECK-NEXT:    [[TMP74:%.*]] = bitcast float* [[TMP73]] to <4 x float>*
630; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD8:%.*]] = load <4 x float>, <4 x float>* [[TMP74]], align 4
631; VF-TWO-CHECK-NEXT:    [[REVERSE9:%.*]] = shufflevector <4 x float> [[WIDE_LOAD8]], <4 x float> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
632; VF-TWO-CHECK-NEXT:    [[TMP75:%.*]] = getelementptr inbounds float, float* [[TMP52]], i32 -20
633; VF-TWO-CHECK-NEXT:    [[TMP76:%.*]] = getelementptr inbounds float, float* [[TMP75]], i32 -3
634; VF-TWO-CHECK-NEXT:    [[TMP77:%.*]] = bitcast float* [[TMP76]] to <4 x float>*
635; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD10:%.*]] = load <4 x float>, <4 x float>* [[TMP77]], align 4
636; VF-TWO-CHECK-NEXT:    [[REVERSE11:%.*]] = shufflevector <4 x float> [[WIDE_LOAD10]], <4 x float> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
637; VF-TWO-CHECK-NEXT:    [[TMP78:%.*]] = getelementptr inbounds float, float* [[TMP52]], i32 -24
638; VF-TWO-CHECK-NEXT:    [[TMP79:%.*]] = getelementptr inbounds float, float* [[TMP78]], i32 -3
639; VF-TWO-CHECK-NEXT:    [[TMP80:%.*]] = bitcast float* [[TMP79]] to <4 x float>*
640; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD12:%.*]] = load <4 x float>, <4 x float>* [[TMP80]], align 4
641; VF-TWO-CHECK-NEXT:    [[REVERSE13:%.*]] = shufflevector <4 x float> [[WIDE_LOAD12]], <4 x float> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
642; VF-TWO-CHECK-NEXT:    [[TMP81:%.*]] = getelementptr inbounds float, float* [[TMP52]], i32 -28
643; VF-TWO-CHECK-NEXT:    [[TMP82:%.*]] = getelementptr inbounds float, float* [[TMP81]], i32 -3
644; VF-TWO-CHECK-NEXT:    [[TMP83:%.*]] = bitcast float* [[TMP82]] to <4 x float>*
645; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD14:%.*]] = load <4 x float>, <4 x float>* [[TMP83]], align 4
646; VF-TWO-CHECK-NEXT:    [[REVERSE15:%.*]] = shufflevector <4 x float> [[WIDE_LOAD14]], <4 x float> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
647; VF-TWO-CHECK-NEXT:    [[TMP84:%.*]] = fadd fast <4 x float> [[REVERSE]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
648; VF-TWO-CHECK-NEXT:    [[TMP85:%.*]] = fadd fast <4 x float> [[REVERSE3]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
649; VF-TWO-CHECK-NEXT:    [[TMP86:%.*]] = fadd fast <4 x float> [[REVERSE5]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
650; VF-TWO-CHECK-NEXT:    [[TMP87:%.*]] = fadd fast <4 x float> [[REVERSE7]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
651; VF-TWO-CHECK-NEXT:    [[TMP88:%.*]] = fadd fast <4 x float> [[REVERSE9]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
652; VF-TWO-CHECK-NEXT:    [[TMP89:%.*]] = fadd fast <4 x float> [[REVERSE11]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
653; VF-TWO-CHECK-NEXT:    [[TMP90:%.*]] = fadd fast <4 x float> [[REVERSE13]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
654; VF-TWO-CHECK-NEXT:    [[TMP91:%.*]] = fadd fast <4 x float> [[REVERSE15]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
655; VF-TWO-CHECK-NEXT:    [[TMP92:%.*]] = getelementptr inbounds float, float* [[A:%.*]], i64 [[TMP12]]
656; VF-TWO-CHECK-NEXT:    [[TMP93:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP13]]
657; VF-TWO-CHECK-NEXT:    [[TMP94:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP14]]
658; VF-TWO-CHECK-NEXT:    [[TMP95:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP15]]
659; VF-TWO-CHECK-NEXT:    [[TMP96:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP16]]
660; VF-TWO-CHECK-NEXT:    [[TMP97:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP17]]
661; VF-TWO-CHECK-NEXT:    [[TMP98:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP18]]
662; VF-TWO-CHECK-NEXT:    [[TMP99:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP19]]
663; VF-TWO-CHECK-NEXT:    [[TMP100:%.*]] = getelementptr inbounds float, float* [[TMP92]], i32 0
664; VF-TWO-CHECK-NEXT:    [[TMP101:%.*]] = bitcast float* [[TMP100]] to <4 x float>*
665; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP84]], <4 x float>* [[TMP101]], align 4
666; VF-TWO-CHECK-NEXT:    [[TMP102:%.*]] = getelementptr inbounds float, float* [[TMP92]], i32 4
667; VF-TWO-CHECK-NEXT:    [[TMP103:%.*]] = bitcast float* [[TMP102]] to <4 x float>*
668; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP85]], <4 x float>* [[TMP103]], align 4
669; VF-TWO-CHECK-NEXT:    [[TMP104:%.*]] = getelementptr inbounds float, float* [[TMP92]], i32 8
670; VF-TWO-CHECK-NEXT:    [[TMP105:%.*]] = bitcast float* [[TMP104]] to <4 x float>*
671; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP86]], <4 x float>* [[TMP105]], align 4
672; VF-TWO-CHECK-NEXT:    [[TMP106:%.*]] = getelementptr inbounds float, float* [[TMP92]], i32 12
673; VF-TWO-CHECK-NEXT:    [[TMP107:%.*]] = bitcast float* [[TMP106]] to <4 x float>*
674; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP87]], <4 x float>* [[TMP107]], align 4
675; VF-TWO-CHECK-NEXT:    [[TMP108:%.*]] = getelementptr inbounds float, float* [[TMP92]], i32 16
676; VF-TWO-CHECK-NEXT:    [[TMP109:%.*]] = bitcast float* [[TMP108]] to <4 x float>*
677; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP88]], <4 x float>* [[TMP109]], align 4
678; VF-TWO-CHECK-NEXT:    [[TMP110:%.*]] = getelementptr inbounds float, float* [[TMP92]], i32 20
679; VF-TWO-CHECK-NEXT:    [[TMP111:%.*]] = bitcast float* [[TMP110]] to <4 x float>*
680; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP89]], <4 x float>* [[TMP111]], align 4
681; VF-TWO-CHECK-NEXT:    [[TMP112:%.*]] = getelementptr inbounds float, float* [[TMP92]], i32 24
682; VF-TWO-CHECK-NEXT:    [[TMP113:%.*]] = bitcast float* [[TMP112]] to <4 x float>*
683; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP90]], <4 x float>* [[TMP113]], align 4
684; VF-TWO-CHECK-NEXT:    [[TMP114:%.*]] = getelementptr inbounds float, float* [[TMP92]], i32 28
685; VF-TWO-CHECK-NEXT:    [[TMP115:%.*]] = bitcast float* [[TMP114]] to <4 x float>*
686; VF-TWO-CHECK-NEXT:    store <4 x float> [[TMP91]], <4 x float>* [[TMP115]], align 4
687; VF-TWO-CHECK-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 32
688; VF-TWO-CHECK-NEXT:    [[TMP116:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
689; VF-TWO-CHECK-NEXT:    br i1 [[TMP116]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]]
690; VF-TWO-CHECK:       middle.block:
691; VF-TWO-CHECK-NEXT:    [[CMP_N:%.*]] = icmp eq i64 [[WIDE_TRIP_COUNT]], [[N_VEC]]
692; VF-TWO-CHECK-NEXT:    br i1 [[CMP_N]], label [[FOR_END_LOOPEXIT:%.*]], label [[VEC_EPILOG_ITER_CHECK:%.*]]
693; VF-TWO-CHECK:       vec.epilog.iter.check:
694; VF-TWO-CHECK-NEXT:    [[IND_END21:%.*]] = trunc i64 [[N_VEC]] to i32
695; VF-TWO-CHECK-NEXT:    [[N_VEC_REMAINING:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_VEC]]
696; VF-TWO-CHECK-NEXT:    [[MIN_EPILOG_ITERS_CHECK:%.*]] = icmp ult i64 [[N_VEC_REMAINING]], 2
697; VF-TWO-CHECK-NEXT:    br i1 [[MIN_EPILOG_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH]], label [[VEC_EPILOG_PH]]
698; VF-TWO-CHECK:       vec.epilog.ph:
699; VF-TWO-CHECK-NEXT:    [[VEC_EPILOG_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_MAIN_LOOP_ITER_CHECK]] ]
700; VF-TWO-CHECK-NEXT:    [[N_MOD_VF16:%.*]] = urem i64 [[WIDE_TRIP_COUNT]], 2
701; VF-TWO-CHECK-NEXT:    [[N_VEC17:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_MOD_VF16]]
702; VF-TWO-CHECK-NEXT:    [[IND_END:%.*]] = trunc i64 [[N_VEC17]] to i32
703; VF-TWO-CHECK-NEXT:    br label [[VEC_EPILOG_VECTOR_BODY:%.*]]
704; VF-TWO-CHECK:       vec.epilog.vector.body:
705; VF-TWO-CHECK-NEXT:    [[INDEX18:%.*]] = phi i64 [ [[VEC_EPILOG_RESUME_VAL]], [[VEC_EPILOG_PH]] ], [ [[INDEX_NEXT19:%.*]], [[VEC_EPILOG_VECTOR_BODY]] ]
706; VF-TWO-CHECK-NEXT:    [[OFFSET_IDX23:%.*]] = trunc i64 [[INDEX18]] to i32
707; VF-TWO-CHECK-NEXT:    [[TMP118:%.*]] = add i32 [[OFFSET_IDX23]], 0
708; VF-TWO-CHECK-NEXT:    [[TMP117:%.*]] = add i64 [[INDEX18]], 0
709; VF-TWO-CHECK-NEXT:    [[TMP119:%.*]] = xor i32 [[TMP118]], -1
710; VF-TWO-CHECK-NEXT:    [[TMP120:%.*]] = add i32 [[TMP119]], [[N]]
711; VF-TWO-CHECK-NEXT:    [[TMP121:%.*]] = sext i32 [[TMP120]] to i64
712; VF-TWO-CHECK-NEXT:    [[TMP122:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP121]]
713; VF-TWO-CHECK-NEXT:    [[TMP123:%.*]] = getelementptr inbounds float, float* [[TMP122]], i32 0
714; VF-TWO-CHECK-NEXT:    [[TMP124:%.*]] = getelementptr inbounds float, float* [[TMP123]], i32 -1
715; VF-TWO-CHECK-NEXT:    [[TMP125:%.*]] = bitcast float* [[TMP124]] to <2 x float>*
716; VF-TWO-CHECK-NEXT:    [[WIDE_LOAD24:%.*]] = load <2 x float>, <2 x float>* [[TMP125]], align 4
717; VF-TWO-CHECK-NEXT:    [[REVERSE25:%.*]] = shufflevector <2 x float> [[WIDE_LOAD24]], <2 x float> poison, <2 x i32> <i32 1, i32 0>
718; VF-TWO-CHECK-NEXT:    [[TMP126:%.*]] = fadd fast <2 x float> [[REVERSE25]], <float 1.000000e+00, float 1.000000e+00>
719; VF-TWO-CHECK-NEXT:    [[TMP127:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP117]]
720; VF-TWO-CHECK-NEXT:    [[TMP128:%.*]] = getelementptr inbounds float, float* [[TMP127]], i32 0
721; VF-TWO-CHECK-NEXT:    [[TMP129:%.*]] = bitcast float* [[TMP128]] to <2 x float>*
722; VF-TWO-CHECK-NEXT:    store <2 x float> [[TMP126]], <2 x float>* [[TMP129]], align 4
723; VF-TWO-CHECK-NEXT:    [[INDEX_NEXT19]] = add nuw i64 [[INDEX18]], 2
724; VF-TWO-CHECK-NEXT:    [[TMP130:%.*]] = icmp eq i64 [[INDEX_NEXT19]], [[N_VEC17]]
725; VF-TWO-CHECK-NEXT:    br i1 [[TMP130]], label [[VEC_EPILOG_MIDDLE_BLOCK:%.*]], label [[VEC_EPILOG_VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]]
726; VF-TWO-CHECK:       vec.epilog.middle.block:
727; VF-TWO-CHECK-NEXT:    [[CMP_N22:%.*]] = icmp eq i64 [[WIDE_TRIP_COUNT]], [[N_VEC17]]
728; VF-TWO-CHECK-NEXT:    br i1 [[CMP_N22]], label [[FOR_END_LOOPEXIT_LOOPEXIT:%.*]], label [[VEC_EPILOG_SCALAR_PH]]
729; VF-TWO-CHECK:       vec.epilog.scalar.ph:
730; VF-TWO-CHECK-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC17]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_SCEVCHECK]] ], [ 0, [[ITER_CHECK]] ]
731; VF-TWO-CHECK-NEXT:    [[BC_RESUME_VAL20:%.*]] = phi i32 [ [[IND_END]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[IND_END21]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_SCEVCHECK]] ], [ 0, [[ITER_CHECK]] ]
732; VF-TWO-CHECK-NEXT:    br label [[FOR_BODY:%.*]]
733; VF-TWO-CHECK:       for.body:
734; VF-TWO-CHECK-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[VEC_EPILOG_SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY]] ]
735; VF-TWO-CHECK-NEXT:    [[I_014:%.*]] = phi i32 [ [[BC_RESUME_VAL20]], [[VEC_EPILOG_SCALAR_PH]] ], [ [[INC:%.*]], [[FOR_BODY]] ]
736; VF-TWO-CHECK-NEXT:    [[TMP131:%.*]] = xor i32 [[I_014]], -1
737; VF-TWO-CHECK-NEXT:    [[SUB2:%.*]] = add i32 [[TMP131]], [[N]]
738; VF-TWO-CHECK-NEXT:    [[IDXPROM:%.*]] = sext i32 [[SUB2]] to i64
739; VF-TWO-CHECK-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[IDXPROM]]
740; VF-TWO-CHECK-NEXT:    [[TMP132:%.*]] = load float, float* [[ARRAYIDX]], align 4
741; VF-TWO-CHECK-NEXT:    [[CONV3:%.*]] = fadd fast float [[TMP132]], 1.000000e+00
742; VF-TWO-CHECK-NEXT:    [[ARRAYIDX5:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[INDVARS_IV]]
743; VF-TWO-CHECK-NEXT:    store float [[CONV3]], float* [[ARRAYIDX5]], align 4
744; VF-TWO-CHECK-NEXT:    [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
745; VF-TWO-CHECK-NEXT:    [[INC]] = add nuw nsw i32 [[I_014]], 1
746; VF-TWO-CHECK-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[WIDE_TRIP_COUNT]]
747; VF-TWO-CHECK-NEXT:    br i1 [[EXITCOND]], label [[FOR_BODY]], label [[FOR_END_LOOPEXIT_LOOPEXIT]], !llvm.loop [[LOOP7:![0-9]+]]
748; VF-TWO-CHECK:       for.end.loopexit.loopexit:
749; VF-TWO-CHECK-NEXT:    br label [[FOR_END_LOOPEXIT]]
750; VF-TWO-CHECK:       for.end.loopexit:
751; VF-TWO-CHECK-NEXT:    br label [[FOR_END]]
752; VF-TWO-CHECK:       for.end:
753; VF-TWO-CHECK-NEXT:    ret i32 0
754;
755; VF-FOUR-CHECK-LABEL: @f2(
756; VF-FOUR-CHECK-NEXT:  entry:
757; VF-FOUR-CHECK-NEXT:    [[CMP1:%.*]] = icmp sgt i32 [[N:%.*]], 1
758; VF-FOUR-CHECK-NEXT:    br i1 [[CMP1]], label [[ITER_CHECK:%.*]], label [[FOR_END:%.*]]
759; VF-FOUR-CHECK:       iter.check:
760; VF-FOUR-CHECK-NEXT:    [[TMP0:%.*]] = add i32 [[N]], -1
761; VF-FOUR-CHECK-NEXT:    [[WIDE_TRIP_COUNT:%.*]] = zext i32 [[TMP0]] to i64
762; VF-FOUR-CHECK-NEXT:    [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[WIDE_TRIP_COUNT]], 4
763; VF-FOUR-CHECK-NEXT:    br i1 [[MIN_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH:%.*]], label [[VECTOR_SCEVCHECK:%.*]]
764; VF-FOUR-CHECK:       vector.scevcheck:
765; VF-FOUR-CHECK-NEXT:    [[TMP1:%.*]] = add nsw i64 [[WIDE_TRIP_COUNT]], -1
766; VF-FOUR-CHECK-NEXT:    [[TMP2:%.*]] = trunc i64 [[TMP1]] to i32
767; VF-FOUR-CHECK-NEXT:    [[MUL:%.*]] = call { i32, i1 } @llvm.umul.with.overflow.i32(i32 1, i32 [[TMP2]])
768; VF-FOUR-CHECK-NEXT:    [[MUL_RESULT:%.*]] = extractvalue { i32, i1 } [[MUL]], 0
769; VF-FOUR-CHECK-NEXT:    [[MUL_OVERFLOW:%.*]] = extractvalue { i32, i1 } [[MUL]], 1
770; VF-FOUR-CHECK-NEXT:    [[TMP4:%.*]] = sub i32 [[TMP0]], [[MUL_RESULT]]
771; VF-FOUR-CHECK-NEXT:    [[TMP5:%.*]] = icmp sgt i32 [[TMP4]], [[TMP0]]
772; VF-FOUR-CHECK-NEXT:    [[TMP9:%.*]] = or i1 [[TMP5]], [[MUL_OVERFLOW]]
773; VF-FOUR-CHECK-NEXT:    [[TMP8:%.*]] = icmp ugt i64 [[TMP1]], 4294967295
774; VF-FOUR-CHECK-NEXT:    [[TMP10:%.*]] = or i1 [[TMP9]], [[TMP8]]
775; VF-FOUR-CHECK-NEXT:    br i1 [[TMP10]], label [[VEC_EPILOG_SCALAR_PH]], label [[VECTOR_MAIN_LOOP_ITER_CHECK:%.*]]
776; VF-FOUR-CHECK:       vector.main.loop.iter.check:
777; VF-FOUR-CHECK-NEXT:    [[MIN_ITERS_CHECK1:%.*]] = icmp ult i64 [[WIDE_TRIP_COUNT]], 32
778; VF-FOUR-CHECK-NEXT:    br i1 [[MIN_ITERS_CHECK1]], label [[VEC_EPILOG_PH:%.*]], label [[VECTOR_PH:%.*]]
779; VF-FOUR-CHECK:       vector.ph:
780; VF-FOUR-CHECK-NEXT:    [[N_MOD_VF:%.*]] = urem i64 [[WIDE_TRIP_COUNT]], 32
781; VF-FOUR-CHECK-NEXT:    [[N_VEC:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_MOD_VF]]
782; VF-FOUR-CHECK-NEXT:    br label [[VECTOR_BODY:%.*]]
783; VF-FOUR-CHECK:       vector.body:
784; VF-FOUR-CHECK-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
785; VF-FOUR-CHECK-NEXT:    [[OFFSET_IDX:%.*]] = trunc i64 [[INDEX]] to i32
786; VF-FOUR-CHECK-NEXT:    [[TMP20:%.*]] = add i32 [[OFFSET_IDX]], 0
787; VF-FOUR-CHECK-NEXT:    [[TMP21:%.*]] = add i32 [[OFFSET_IDX]], 4
788; VF-FOUR-CHECK-NEXT:    [[TMP22:%.*]] = add i32 [[OFFSET_IDX]], 8
789; VF-FOUR-CHECK-NEXT:    [[TMP23:%.*]] = add i32 [[OFFSET_IDX]], 12
790; VF-FOUR-CHECK-NEXT:    [[TMP24:%.*]] = add i32 [[OFFSET_IDX]], 16
791; VF-FOUR-CHECK-NEXT:    [[TMP25:%.*]] = add i32 [[OFFSET_IDX]], 20
792; VF-FOUR-CHECK-NEXT:    [[TMP26:%.*]] = add i32 [[OFFSET_IDX]], 24
793; VF-FOUR-CHECK-NEXT:    [[TMP27:%.*]] = add i32 [[OFFSET_IDX]], 28
794; VF-FOUR-CHECK-NEXT:    [[TMP12:%.*]] = add i64 [[INDEX]], 0
795; VF-FOUR-CHECK-NEXT:    [[TMP13:%.*]] = add i64 [[INDEX]], 4
796; VF-FOUR-CHECK-NEXT:    [[TMP14:%.*]] = add i64 [[INDEX]], 8
797; VF-FOUR-CHECK-NEXT:    [[TMP15:%.*]] = add i64 [[INDEX]], 12
798; VF-FOUR-CHECK-NEXT:    [[TMP16:%.*]] = add i64 [[INDEX]], 16
799; VF-FOUR-CHECK-NEXT:    [[TMP17:%.*]] = add i64 [[INDEX]], 20
800; VF-FOUR-CHECK-NEXT:    [[TMP18:%.*]] = add i64 [[INDEX]], 24
801; VF-FOUR-CHECK-NEXT:    [[TMP19:%.*]] = add i64 [[INDEX]], 28
802; VF-FOUR-CHECK-NEXT:    [[TMP28:%.*]] = xor i32 [[TMP20]], -1
803; VF-FOUR-CHECK-NEXT:    [[TMP29:%.*]] = xor i32 [[TMP21]], -1
804; VF-FOUR-CHECK-NEXT:    [[TMP30:%.*]] = xor i32 [[TMP22]], -1
805; VF-FOUR-CHECK-NEXT:    [[TMP31:%.*]] = xor i32 [[TMP23]], -1
806; VF-FOUR-CHECK-NEXT:    [[TMP32:%.*]] = xor i32 [[TMP24]], -1
807; VF-FOUR-CHECK-NEXT:    [[TMP33:%.*]] = xor i32 [[TMP25]], -1
808; VF-FOUR-CHECK-NEXT:    [[TMP34:%.*]] = xor i32 [[TMP26]], -1
809; VF-FOUR-CHECK-NEXT:    [[TMP35:%.*]] = xor i32 [[TMP27]], -1
810; VF-FOUR-CHECK-NEXT:    [[TMP36:%.*]] = add i32 [[TMP28]], [[N]]
811; VF-FOUR-CHECK-NEXT:    [[TMP37:%.*]] = add i32 [[TMP29]], [[N]]
812; VF-FOUR-CHECK-NEXT:    [[TMP38:%.*]] = add i32 [[TMP30]], [[N]]
813; VF-FOUR-CHECK-NEXT:    [[TMP39:%.*]] = add i32 [[TMP31]], [[N]]
814; VF-FOUR-CHECK-NEXT:    [[TMP40:%.*]] = add i32 [[TMP32]], [[N]]
815; VF-FOUR-CHECK-NEXT:    [[TMP41:%.*]] = add i32 [[TMP33]], [[N]]
816; VF-FOUR-CHECK-NEXT:    [[TMP42:%.*]] = add i32 [[TMP34]], [[N]]
817; VF-FOUR-CHECK-NEXT:    [[TMP43:%.*]] = add i32 [[TMP35]], [[N]]
818; VF-FOUR-CHECK-NEXT:    [[TMP44:%.*]] = sext i32 [[TMP36]] to i64
819; VF-FOUR-CHECK-NEXT:    [[TMP45:%.*]] = sext i32 [[TMP37]] to i64
820; VF-FOUR-CHECK-NEXT:    [[TMP46:%.*]] = sext i32 [[TMP38]] to i64
821; VF-FOUR-CHECK-NEXT:    [[TMP47:%.*]] = sext i32 [[TMP39]] to i64
822; VF-FOUR-CHECK-NEXT:    [[TMP48:%.*]] = sext i32 [[TMP40]] to i64
823; VF-FOUR-CHECK-NEXT:    [[TMP49:%.*]] = sext i32 [[TMP41]] to i64
824; VF-FOUR-CHECK-NEXT:    [[TMP50:%.*]] = sext i32 [[TMP42]] to i64
825; VF-FOUR-CHECK-NEXT:    [[TMP51:%.*]] = sext i32 [[TMP43]] to i64
826; VF-FOUR-CHECK-NEXT:    [[TMP52:%.*]] = getelementptr inbounds float, float* [[B:%.*]], i64 [[TMP44]]
827; VF-FOUR-CHECK-NEXT:    [[TMP53:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP45]]
828; VF-FOUR-CHECK-NEXT:    [[TMP54:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP46]]
829; VF-FOUR-CHECK-NEXT:    [[TMP55:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP47]]
830; VF-FOUR-CHECK-NEXT:    [[TMP56:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP48]]
831; VF-FOUR-CHECK-NEXT:    [[TMP57:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP49]]
832; VF-FOUR-CHECK-NEXT:    [[TMP58:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP50]]
833; VF-FOUR-CHECK-NEXT:    [[TMP59:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP51]]
834; VF-FOUR-CHECK-NEXT:    [[TMP60:%.*]] = getelementptr inbounds float, float* [[TMP52]], i32 0
835; VF-FOUR-CHECK-NEXT:    [[TMP61:%.*]] = getelementptr inbounds float, float* [[TMP60]], i32 -3
836; VF-FOUR-CHECK-NEXT:    [[TMP62:%.*]] = bitcast float* [[TMP61]] to <4 x float>*
837; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD:%.*]] = load <4 x float>, <4 x float>* [[TMP62]], align 4
838; VF-FOUR-CHECK-NEXT:    [[REVERSE:%.*]] = shufflevector <4 x float> [[WIDE_LOAD]], <4 x float> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
839; VF-FOUR-CHECK-NEXT:    [[TMP63:%.*]] = getelementptr inbounds float, float* [[TMP52]], i32 -4
840; VF-FOUR-CHECK-NEXT:    [[TMP64:%.*]] = getelementptr inbounds float, float* [[TMP63]], i32 -3
841; VF-FOUR-CHECK-NEXT:    [[TMP65:%.*]] = bitcast float* [[TMP64]] to <4 x float>*
842; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD2:%.*]] = load <4 x float>, <4 x float>* [[TMP65]], align 4
843; VF-FOUR-CHECK-NEXT:    [[REVERSE3:%.*]] = shufflevector <4 x float> [[WIDE_LOAD2]], <4 x float> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
844; VF-FOUR-CHECK-NEXT:    [[TMP66:%.*]] = getelementptr inbounds float, float* [[TMP52]], i32 -8
845; VF-FOUR-CHECK-NEXT:    [[TMP67:%.*]] = getelementptr inbounds float, float* [[TMP66]], i32 -3
846; VF-FOUR-CHECK-NEXT:    [[TMP68:%.*]] = bitcast float* [[TMP67]] to <4 x float>*
847; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD4:%.*]] = load <4 x float>, <4 x float>* [[TMP68]], align 4
848; VF-FOUR-CHECK-NEXT:    [[REVERSE5:%.*]] = shufflevector <4 x float> [[WIDE_LOAD4]], <4 x float> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
849; VF-FOUR-CHECK-NEXT:    [[TMP69:%.*]] = getelementptr inbounds float, float* [[TMP52]], i32 -12
850; VF-FOUR-CHECK-NEXT:    [[TMP70:%.*]] = getelementptr inbounds float, float* [[TMP69]], i32 -3
851; VF-FOUR-CHECK-NEXT:    [[TMP71:%.*]] = bitcast float* [[TMP70]] to <4 x float>*
852; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD6:%.*]] = load <4 x float>, <4 x float>* [[TMP71]], align 4
853; VF-FOUR-CHECK-NEXT:    [[REVERSE7:%.*]] = shufflevector <4 x float> [[WIDE_LOAD6]], <4 x float> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
854; VF-FOUR-CHECK-NEXT:    [[TMP72:%.*]] = getelementptr inbounds float, float* [[TMP52]], i32 -16
855; VF-FOUR-CHECK-NEXT:    [[TMP73:%.*]] = getelementptr inbounds float, float* [[TMP72]], i32 -3
856; VF-FOUR-CHECK-NEXT:    [[TMP74:%.*]] = bitcast float* [[TMP73]] to <4 x float>*
857; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD8:%.*]] = load <4 x float>, <4 x float>* [[TMP74]], align 4
858; VF-FOUR-CHECK-NEXT:    [[REVERSE9:%.*]] = shufflevector <4 x float> [[WIDE_LOAD8]], <4 x float> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
859; VF-FOUR-CHECK-NEXT:    [[TMP75:%.*]] = getelementptr inbounds float, float* [[TMP52]], i32 -20
860; VF-FOUR-CHECK-NEXT:    [[TMP76:%.*]] = getelementptr inbounds float, float* [[TMP75]], i32 -3
861; VF-FOUR-CHECK-NEXT:    [[TMP77:%.*]] = bitcast float* [[TMP76]] to <4 x float>*
862; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD10:%.*]] = load <4 x float>, <4 x float>* [[TMP77]], align 4
863; VF-FOUR-CHECK-NEXT:    [[REVERSE11:%.*]] = shufflevector <4 x float> [[WIDE_LOAD10]], <4 x float> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
864; VF-FOUR-CHECK-NEXT:    [[TMP78:%.*]] = getelementptr inbounds float, float* [[TMP52]], i32 -24
865; VF-FOUR-CHECK-NEXT:    [[TMP79:%.*]] = getelementptr inbounds float, float* [[TMP78]], i32 -3
866; VF-FOUR-CHECK-NEXT:    [[TMP80:%.*]] = bitcast float* [[TMP79]] to <4 x float>*
867; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD12:%.*]] = load <4 x float>, <4 x float>* [[TMP80]], align 4
868; VF-FOUR-CHECK-NEXT:    [[REVERSE13:%.*]] = shufflevector <4 x float> [[WIDE_LOAD12]], <4 x float> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
869; VF-FOUR-CHECK-NEXT:    [[TMP81:%.*]] = getelementptr inbounds float, float* [[TMP52]], i32 -28
870; VF-FOUR-CHECK-NEXT:    [[TMP82:%.*]] = getelementptr inbounds float, float* [[TMP81]], i32 -3
871; VF-FOUR-CHECK-NEXT:    [[TMP83:%.*]] = bitcast float* [[TMP82]] to <4 x float>*
872; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD14:%.*]] = load <4 x float>, <4 x float>* [[TMP83]], align 4
873; VF-FOUR-CHECK-NEXT:    [[REVERSE15:%.*]] = shufflevector <4 x float> [[WIDE_LOAD14]], <4 x float> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
874; VF-FOUR-CHECK-NEXT:    [[TMP84:%.*]] = fadd fast <4 x float> [[REVERSE]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
875; VF-FOUR-CHECK-NEXT:    [[TMP85:%.*]] = fadd fast <4 x float> [[REVERSE3]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
876; VF-FOUR-CHECK-NEXT:    [[TMP86:%.*]] = fadd fast <4 x float> [[REVERSE5]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
877; VF-FOUR-CHECK-NEXT:    [[TMP87:%.*]] = fadd fast <4 x float> [[REVERSE7]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
878; VF-FOUR-CHECK-NEXT:    [[TMP88:%.*]] = fadd fast <4 x float> [[REVERSE9]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
879; VF-FOUR-CHECK-NEXT:    [[TMP89:%.*]] = fadd fast <4 x float> [[REVERSE11]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
880; VF-FOUR-CHECK-NEXT:    [[TMP90:%.*]] = fadd fast <4 x float> [[REVERSE13]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
881; VF-FOUR-CHECK-NEXT:    [[TMP91:%.*]] = fadd fast <4 x float> [[REVERSE15]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
882; VF-FOUR-CHECK-NEXT:    [[TMP92:%.*]] = getelementptr inbounds float, float* [[A:%.*]], i64 [[TMP12]]
883; VF-FOUR-CHECK-NEXT:    [[TMP93:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP13]]
884; VF-FOUR-CHECK-NEXT:    [[TMP94:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP14]]
885; VF-FOUR-CHECK-NEXT:    [[TMP95:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP15]]
886; VF-FOUR-CHECK-NEXT:    [[TMP96:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP16]]
887; VF-FOUR-CHECK-NEXT:    [[TMP97:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP17]]
888; VF-FOUR-CHECK-NEXT:    [[TMP98:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP18]]
889; VF-FOUR-CHECK-NEXT:    [[TMP99:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP19]]
890; VF-FOUR-CHECK-NEXT:    [[TMP100:%.*]] = getelementptr inbounds float, float* [[TMP92]], i32 0
891; VF-FOUR-CHECK-NEXT:    [[TMP101:%.*]] = bitcast float* [[TMP100]] to <4 x float>*
892; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP84]], <4 x float>* [[TMP101]], align 4
893; VF-FOUR-CHECK-NEXT:    [[TMP102:%.*]] = getelementptr inbounds float, float* [[TMP92]], i32 4
894; VF-FOUR-CHECK-NEXT:    [[TMP103:%.*]] = bitcast float* [[TMP102]] to <4 x float>*
895; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP85]], <4 x float>* [[TMP103]], align 4
896; VF-FOUR-CHECK-NEXT:    [[TMP104:%.*]] = getelementptr inbounds float, float* [[TMP92]], i32 8
897; VF-FOUR-CHECK-NEXT:    [[TMP105:%.*]] = bitcast float* [[TMP104]] to <4 x float>*
898; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP86]], <4 x float>* [[TMP105]], align 4
899; VF-FOUR-CHECK-NEXT:    [[TMP106:%.*]] = getelementptr inbounds float, float* [[TMP92]], i32 12
900; VF-FOUR-CHECK-NEXT:    [[TMP107:%.*]] = bitcast float* [[TMP106]] to <4 x float>*
901; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP87]], <4 x float>* [[TMP107]], align 4
902; VF-FOUR-CHECK-NEXT:    [[TMP108:%.*]] = getelementptr inbounds float, float* [[TMP92]], i32 16
903; VF-FOUR-CHECK-NEXT:    [[TMP109:%.*]] = bitcast float* [[TMP108]] to <4 x float>*
904; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP88]], <4 x float>* [[TMP109]], align 4
905; VF-FOUR-CHECK-NEXT:    [[TMP110:%.*]] = getelementptr inbounds float, float* [[TMP92]], i32 20
906; VF-FOUR-CHECK-NEXT:    [[TMP111:%.*]] = bitcast float* [[TMP110]] to <4 x float>*
907; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP89]], <4 x float>* [[TMP111]], align 4
908; VF-FOUR-CHECK-NEXT:    [[TMP112:%.*]] = getelementptr inbounds float, float* [[TMP92]], i32 24
909; VF-FOUR-CHECK-NEXT:    [[TMP113:%.*]] = bitcast float* [[TMP112]] to <4 x float>*
910; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP90]], <4 x float>* [[TMP113]], align 4
911; VF-FOUR-CHECK-NEXT:    [[TMP114:%.*]] = getelementptr inbounds float, float* [[TMP92]], i32 28
912; VF-FOUR-CHECK-NEXT:    [[TMP115:%.*]] = bitcast float* [[TMP114]] to <4 x float>*
913; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP91]], <4 x float>* [[TMP115]], align 4
914; VF-FOUR-CHECK-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 32
915; VF-FOUR-CHECK-NEXT:    [[TMP116:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
916; VF-FOUR-CHECK-NEXT:    br i1 [[TMP116]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOPID_MV_CM:![0-9]+]]
917; VF-FOUR-CHECK:       middle.block:
918; VF-FOUR-CHECK-NEXT:    [[CMP_N:%.*]] = icmp eq i64 [[WIDE_TRIP_COUNT]], [[N_VEC]]
919; VF-FOUR-CHECK-NEXT:    br i1 [[CMP_N]], label [[FOR_END_LOOPEXIT:%.*]], label [[VEC_EPILOG_ITER_CHECK:%.*]]
920; VF-FOUR-CHECK:       vec.epilog.iter.check:
921; VF-FOUR-CHECK-NEXT:    [[IND_END21:%.*]] = trunc i64 [[N_VEC]] to i32
922; VF-FOUR-CHECK-NEXT:    [[N_VEC_REMAINING:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_VEC]]
923; VF-FOUR-CHECK-NEXT:    [[MIN_EPILOG_ITERS_CHECK:%.*]] = icmp ult i64 [[N_VEC_REMAINING]], 4
924; VF-FOUR-CHECK-NEXT:    br i1 [[MIN_EPILOG_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH]], label [[VEC_EPILOG_PH]]
925; VF-FOUR-CHECK:       vec.epilog.ph:
926; VF-FOUR-CHECK-NEXT:    [[VEC_EPILOG_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_MAIN_LOOP_ITER_CHECK]] ]
927; VF-FOUR-CHECK-NEXT:    [[N_MOD_VF16:%.*]] = urem i64 [[WIDE_TRIP_COUNT]], 4
928; VF-FOUR-CHECK-NEXT:    [[N_VEC17:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_MOD_VF16]]
929; VF-FOUR-CHECK-NEXT:    [[IND_END:%.*]] = trunc i64 [[N_VEC17]] to i32
930; VF-FOUR-CHECK-NEXT:    br label [[VEC_EPILOG_VECTOR_BODY:%.*]]
931; VF-FOUR-CHECK:       vec.epilog.vector.body:
932; VF-FOUR-CHECK-NEXT:    [[INDEX18:%.*]] = phi i64 [ [[VEC_EPILOG_RESUME_VAL]], [[VEC_EPILOG_PH]] ], [ [[INDEX_NEXT19:%.*]], [[VEC_EPILOG_VECTOR_BODY]] ]
933; VF-FOUR-CHECK-NEXT:    [[OFFSET_IDX23:%.*]] = trunc i64 [[INDEX18]] to i32
934; VF-FOUR-CHECK-NEXT:    [[TMP118:%.*]] = add i32 [[OFFSET_IDX23]], 0
935; VF-FOUR-CHECK-NEXT:    [[TMP117:%.*]] = add i64 [[INDEX18]], 0
936; VF-FOUR-CHECK-NEXT:    [[TMP119:%.*]] = xor i32 [[TMP118]], -1
937; VF-FOUR-CHECK-NEXT:    [[TMP120:%.*]] = add i32 [[TMP119]], [[N]]
938; VF-FOUR-CHECK-NEXT:    [[TMP121:%.*]] = sext i32 [[TMP120]] to i64
939; VF-FOUR-CHECK-NEXT:    [[TMP122:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[TMP121]]
940; VF-FOUR-CHECK-NEXT:    [[TMP123:%.*]] = getelementptr inbounds float, float* [[TMP122]], i32 0
941; VF-FOUR-CHECK-NEXT:    [[TMP124:%.*]] = getelementptr inbounds float, float* [[TMP123]], i32 -3
942; VF-FOUR-CHECK-NEXT:    [[TMP125:%.*]] = bitcast float* [[TMP124]] to <4 x float>*
943; VF-FOUR-CHECK-NEXT:    [[WIDE_LOAD24:%.*]] = load <4 x float>, <4 x float>* [[TMP125]], align 4
944; VF-FOUR-CHECK-NEXT:    [[REVERSE25:%.*]] = shufflevector <4 x float> [[WIDE_LOAD24]], <4 x float> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
945; VF-FOUR-CHECK-NEXT:    [[TMP126:%.*]] = fadd fast <4 x float> [[REVERSE25]], <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>
946; VF-FOUR-CHECK-NEXT:    [[TMP127:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[TMP117]]
947; VF-FOUR-CHECK-NEXT:    [[TMP128:%.*]] = getelementptr inbounds float, float* [[TMP127]], i32 0
948; VF-FOUR-CHECK-NEXT:    [[TMP129:%.*]] = bitcast float* [[TMP128]] to <4 x float>*
949; VF-FOUR-CHECK-NEXT:    store <4 x float> [[TMP126]], <4 x float>* [[TMP129]], align 4
950; VF-FOUR-CHECK-NEXT:    [[INDEX_NEXT19]] = add nuw i64 [[INDEX18]], 4
951; VF-FOUR-CHECK-NEXT:    [[TMP130:%.*]] = icmp eq i64 [[INDEX_NEXT19]], [[N_VEC17]]
952; VF-FOUR-CHECK-NEXT:    br i1 [[TMP130]], label [[VEC_EPILOG_MIDDLE_BLOCK:%.*]], label [[VEC_EPILOG_VECTOR_BODY]], !llvm.loop [[LOOPID_EV_CM:![0-9]+]]
953; VF-FOUR-CHECK:       vec.epilog.middle.block:
954; VF-FOUR-CHECK-NEXT:    [[CMP_N22:%.*]] = icmp eq i64 [[WIDE_TRIP_COUNT]], [[N_VEC17]]
955; VF-FOUR-CHECK-NEXT:    br i1 [[CMP_N22]], label [[FOR_END_LOOPEXIT_LOOPEXIT:%.*]], label [[VEC_EPILOG_SCALAR_PH]]
956; VF-FOUR-CHECK:       vec.epilog.scalar.ph:
957; VF-FOUR-CHECK-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC17]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_SCEVCHECK]] ], [ 0, [[ITER_CHECK]] ]
958; VF-FOUR-CHECK-NEXT:    [[BC_RESUME_VAL20:%.*]] = phi i32 [ [[IND_END]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[IND_END21]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_SCEVCHECK]] ], [ 0, [[ITER_CHECK]] ]
959; VF-FOUR-CHECK-NEXT:    br label [[FOR_BODY:%.*]]
960; VF-FOUR-CHECK:       for.body:
961; VF-FOUR-CHECK-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[VEC_EPILOG_SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY]] ]
962; VF-FOUR-CHECK-NEXT:    [[I_014:%.*]] = phi i32 [ [[BC_RESUME_VAL20]], [[VEC_EPILOG_SCALAR_PH]] ], [ [[INC:%.*]], [[FOR_BODY]] ]
963; VF-FOUR-CHECK-NEXT:    [[TMP131:%.*]] = xor i32 [[I_014]], -1
964; VF-FOUR-CHECK-NEXT:    [[SUB2:%.*]] = add i32 [[TMP131]], [[N]]
965; VF-FOUR-CHECK-NEXT:    [[IDXPROM:%.*]] = sext i32 [[SUB2]] to i64
966; VF-FOUR-CHECK-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds float, float* [[B]], i64 [[IDXPROM]]
967; VF-FOUR-CHECK-NEXT:    [[TMP132:%.*]] = load float, float* [[ARRAYIDX]], align 4
968; VF-FOUR-CHECK-NEXT:    [[CONV3:%.*]] = fadd fast float [[TMP132]], 1.000000e+00
969; VF-FOUR-CHECK-NEXT:    [[ARRAYIDX5:%.*]] = getelementptr inbounds float, float* [[A]], i64 [[INDVARS_IV]]
970; VF-FOUR-CHECK-NEXT:    store float [[CONV3]], float* [[ARRAYIDX5]], align 4
971; VF-FOUR-CHECK-NEXT:    [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
972; VF-FOUR-CHECK-NEXT:    [[INC]] = add nuw nsw i32 [[I_014]], 1
973; VF-FOUR-CHECK-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[WIDE_TRIP_COUNT]]
974; VF-FOUR-CHECK-NEXT:    br i1 [[EXITCOND]], label [[FOR_BODY]], label [[FOR_END_LOOPEXIT_LOOPEXIT]], !llvm.loop [[LOOPID_MS_CM:![0-9]+]]
975; VF-FOUR-CHECK:       for.end.loopexit.loopexit:
976; VF-FOUR-CHECK-NEXT:    br label [[FOR_END_LOOPEXIT]]
977; VF-FOUR-CHECK:       for.end.loopexit:
978; VF-FOUR-CHECK-NEXT:    br label [[FOR_END]]
979; VF-FOUR-CHECK:       for.end:
980; VF-FOUR-CHECK-NEXT:    ret i32 0
981;
982entry:
983  %cmp1 = icmp sgt i32 %n, 1
984  br i1 %cmp1, label %for.body.preheader, label %for.end
985
986for.body.preheader:                               ; preds = %entry
987  %0 = add i32 %n, -1
988  %wide.trip.count = zext i32 %0 to i64
989  br label %for.body
990
991for.body:                                         ; preds = %for.body.preheader, %for.body
992  %indvars.iv = phi i64 [ 0, %for.body.preheader ], [ %indvars.iv.next, %for.body ]
993  %i.014 = phi i32 [ 0, %for.body.preheader ], [ %inc, %for.body ]
994  %1 = xor i32 %i.014, -1
995  %sub2 = add i32 %1, %n
996  %idxprom = sext i32 %sub2 to i64
997  %arrayidx = getelementptr inbounds float, float* %B, i64 %idxprom
998  %2 = load float, float* %arrayidx, align 4
999  %conv3 = fadd fast float %2, 1.000000e+00
1000  %arrayidx5 = getelementptr inbounds float, float* %A, i64 %indvars.iv
1001  store float %conv3, float* %arrayidx5, align 4
1002  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
1003  %inc = add nuw nsw i32 %i.014, 1
1004  %exitcond = icmp ne i64 %indvars.iv.next, %wide.trip.count
1005  br i1 %exitcond, label %for.body, label %for.end.loopexit
1006
1007for.end.loopexit:                                 ; preds = %for.body
1008  br label %for.end
1009
1010for.end:                                          ; preds = %for.end.loopexit, %entry
1011  ret i32 0
1012}
1013
1014; VF-TWO-CHECK-DAG: [[LOOPID_MV]] = distinct !{[[LOOPID_MV]], [[LOOPID_DISABLE_VECT:!.*]]}
1015; VF-TWO-CHECK-DAG: [[LOOPID_EV]] = distinct !{[[LOOPID_EV]], [[LOOPID_DISABLE_VECT]], [[LOOPID_DISABLE_UNROLL:!.*]]}
1016; VF-TWO-CHECK-DAG: [[LOOPID_DISABLE_VECT]] = [[DISABLE_VECT_STR:!{!"llvm.loop.isvectorized".*}.*]]
1017; VF-TWO-CHECK-DAG: [[LOOPID_DISABLE_UNROLL]] = [[DISABLE_UNROLL_STR:!{!"llvm.loop.unroll.runtime.disable"}.*]]
1018;
1019; VF-FOUR-CHECK-DAG: [[LOOPID_MV_CM]] = distinct !{[[LOOPID_MV_CM]], [[LOOPID_DISABLE_VECT_CM:!.*]]}
1020; VF-FOUR-CHECK-DAG: [[LOOPID_EV_CM]] = distinct !{[[LOOPID_EV_CM]], [[LOOPID_DISABLE_VECT_CM]], [[LOOPID_DISABLE_UNROLL_CM:!.*]]}
1021; VF-FOUR-CHECK-DAG: [[LOOPID_DISABLE_VECT_CM]] = [[DISABLE_VECT_STR_CM:!{!"llvm.loop.isvectorized".*}.*]]
1022; VF-FOUR-CHECK-DAG: [[LOOPID_DISABLE_UNROLL_CM]] = [[DISABLE_UNROLL_STR_CM:!{!"llvm.loop.unroll.runtime.disable"}.*]]
1023;
1024attributes #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" }
1025