1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; RUN: opt -passes=loop-vectorize < %s -S -o - | FileCheck %s
4 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-n32:64-S128"
5 target triple = "aarch64-unknown-linux-gnu"
7 define void @firstorderrec(ptr nocapture noundef readonly %x, ptr noalias nocapture noundef writeonly %y, i32 noundef %n) {
8 ; CHECK-LABEL: @firstorderrec(
10 ; CHECK-NEXT: [[CMP18:%.*]] = icmp sgt i32 [[N:%.*]], 1
11 ; CHECK-NEXT: br i1 [[CMP18]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_COND_CLEANUP:%.*]]
12 ; CHECK: for.body.preheader:
13 ; CHECK-NEXT: [[WIDE_TRIP_COUNT:%.*]] = zext i32 [[N]] to i64
14 ; CHECK-NEXT: [[DOTPRE:%.*]] = load i8, ptr [[X:%.*]], align 1
15 ; CHECK-NEXT: [[TMP0:%.*]] = add nsw i64 [[WIDE_TRIP_COUNT]], -1
16 ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[TMP0]], 32
17 ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
19 ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[TMP0]], 32
20 ; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[TMP0]], [[N_MOD_VF]]
21 ; CHECK-NEXT: [[IND_END:%.*]] = add i64 1, [[N_VEC]]
22 ; CHECK-NEXT: [[VECTOR_RECUR_INIT:%.*]] = insertelement <16 x i8> poison, i8 [[DOTPRE]], i32 15
23 ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
25 ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
26 ; CHECK-NEXT: [[VECTOR_RECUR:%.*]] = phi <16 x i8> [ [[VECTOR_RECUR_INIT]], [[VECTOR_PH]] ], [ [[WIDE_LOAD1:%.*]], [[VECTOR_BODY]] ]
27 ; CHECK-NEXT: [[OFFSET_IDX:%.*]] = add i64 1, [[INDEX]]
28 ; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[OFFSET_IDX]], 0
29 ; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[OFFSET_IDX]], 16
30 ; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds i8, ptr [[X]], i64 [[TMP1]]
31 ; CHECK-NEXT: [[TMP4:%.*]] = getelementptr inbounds i8, ptr [[X]], i64 [[TMP2]]
32 ; CHECK-NEXT: [[TMP5:%.*]] = getelementptr inbounds i8, ptr [[TMP3]], i32 0
33 ; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds i8, ptr [[TMP3]], i32 16
34 ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <16 x i8>, ptr [[TMP5]], align 1
35 ; CHECK-NEXT: [[WIDE_LOAD1]] = load <16 x i8>, ptr [[TMP6]], align 1
36 ; CHECK-NEXT: [[TMP7:%.*]] = shufflevector <16 x i8> [[VECTOR_RECUR]], <16 x i8> [[WIDE_LOAD]], <16 x i32> <i32 15, i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30>
37 ; CHECK-NEXT: [[TMP8:%.*]] = shufflevector <16 x i8> [[WIDE_LOAD]], <16 x i8> [[WIDE_LOAD1]], <16 x i32> <i32 15, i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30>
38 ; CHECK-NEXT: [[TMP9:%.*]] = add <16 x i8> [[WIDE_LOAD]], [[TMP7]]
39 ; CHECK-NEXT: [[TMP10:%.*]] = add <16 x i8> [[WIDE_LOAD1]], [[TMP8]]
40 ; CHECK-NEXT: [[TMP11:%.*]] = getelementptr inbounds i8, ptr [[Y:%.*]], i64 [[TMP1]]
41 ; CHECK-NEXT: [[TMP12:%.*]] = getelementptr inbounds i8, ptr [[Y]], i64 [[TMP2]]
42 ; CHECK-NEXT: [[TMP13:%.*]] = getelementptr inbounds i8, ptr [[TMP11]], i32 0
43 ; CHECK-NEXT: [[TMP14:%.*]] = getelementptr inbounds i8, ptr [[TMP11]], i32 16
44 ; CHECK-NEXT: store <16 x i8> [[TMP9]], ptr [[TMP13]], align 1
45 ; CHECK-NEXT: store <16 x i8> [[TMP10]], ptr [[TMP14]], align 1
46 ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 32
47 ; CHECK-NEXT: [[TMP15:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
48 ; CHECK-NEXT: br i1 [[TMP15]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
49 ; CHECK: middle.block:
50 ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP0]], [[N_VEC]]
51 ; CHECK-NEXT: [[VECTOR_RECUR_EXTRACT:%.*]] = extractelement <16 x i8> [[WIDE_LOAD1]], i32 15
52 ; CHECK-NEXT: br i1 [[CMP_N]], label [[FOR_COND_CLEANUP_LOOPEXIT:%.*]], label [[SCALAR_PH]]
54 ; CHECK-NEXT: [[SCALAR_RECUR_INIT:%.*]] = phi i8 [ [[DOTPRE]], [[FOR_BODY_PREHEADER]] ], [ [[VECTOR_RECUR_EXTRACT]], [[MIDDLE_BLOCK]] ]
55 ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[IND_END]], [[MIDDLE_BLOCK]] ], [ 1, [[FOR_BODY_PREHEADER]] ]
56 ; CHECK-NEXT: br label [[FOR_BODY:%.*]]
57 ; CHECK: for.cond.cleanup.loopexit:
58 ; CHECK-NEXT: br label [[FOR_COND_CLEANUP]]
59 ; CHECK: for.cond.cleanup:
60 ; CHECK-NEXT: ret void
62 ; CHECK-NEXT: [[SCALAR_RECUR:%.*]] = phi i8 [ [[SCALAR_RECUR_INIT]], [[SCALAR_PH]] ], [ [[TMP16:%.*]], [[FOR_BODY]] ]
63 ; CHECK-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY]] ]
64 ; CHECK-NEXT: [[ARRAYIDX4:%.*]] = getelementptr inbounds i8, ptr [[X]], i64 [[INDVARS_IV]]
65 ; CHECK-NEXT: [[TMP16]] = load i8, ptr [[ARRAYIDX4]], align 1
66 ; CHECK-NEXT: [[ADD7:%.*]] = add i8 [[TMP16]], [[SCALAR_RECUR]]
67 ; CHECK-NEXT: [[ARRAYIDX10:%.*]] = getelementptr inbounds i8, ptr [[Y]], i64 [[INDVARS_IV]]
68 ; CHECK-NEXT: store i8 [[ADD7]], ptr [[ARRAYIDX10]], align 1
69 ; CHECK-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
70 ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], [[WIDE_TRIP_COUNT]]
71 ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_COND_CLEANUP_LOOPEXIT]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]]
74 %cmp18 = icmp sgt i32 %n, 1
75 br i1 %cmp18, label %for.body.preheader, label %for.cond.cleanup
77 for.body.preheader: ; preds = %entry
78 %wide.trip.count = zext i32 %n to i64
79 %.pre = load i8, ptr %x, align 1
82 for.cond.cleanup: ; preds = %for.body, %entry
85 for.body: ; preds = %for.body.preheader, %for.body
86 %0 = phi i8 [ %.pre, %for.body.preheader ], [ %1, %for.body ]
87 %indvars.iv = phi i64 [ 1, %for.body.preheader ], [ %indvars.iv.next, %for.body ]
88 %arrayidx4 = getelementptr inbounds i8, ptr %x, i64 %indvars.iv
89 %1 = load i8, ptr %arrayidx4, align 1
91 %arrayidx10 = getelementptr inbounds i8, ptr %y, i64 %indvars.iv
92 store i8 %add7, ptr %arrayidx10, align 1
93 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
94 %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
95 br i1 %exitcond.not, label %for.cond.cleanup, label %for.body
98 define void @thirdorderrec(ptr nocapture noundef readonly %x, ptr noalias nocapture noundef writeonly %y, i32 noundef %n) #0 {
99 ; CHECK-LABEL: @thirdorderrec(
101 ; CHECK-NEXT: [[CMP38:%.*]] = icmp sgt i32 [[N:%.*]], 3
102 ; CHECK-NEXT: br i1 [[CMP38]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_COND_CLEANUP:%.*]]
103 ; CHECK: for.body.preheader:
104 ; CHECK-NEXT: [[WIDE_TRIP_COUNT:%.*]] = zext i32 [[N]] to i64
105 ; CHECK-NEXT: [[DOTPRE:%.*]] = load i8, ptr [[X:%.*]], align 1
106 ; CHECK-NEXT: [[ARRAYIDX5_PHI_TRANS_INSERT:%.*]] = getelementptr inbounds i8, ptr [[X]], i64 1
107 ; CHECK-NEXT: [[DOTPRE44:%.*]] = load i8, ptr [[ARRAYIDX5_PHI_TRANS_INSERT]], align 1
108 ; CHECK-NEXT: [[ARRAYIDX12_PHI_TRANS_INSERT:%.*]] = getelementptr inbounds i8, ptr [[X]], i64 2
109 ; CHECK-NEXT: [[DOTPRE45:%.*]] = load i8, ptr [[ARRAYIDX12_PHI_TRANS_INSERT]], align 1
110 ; CHECK-NEXT: [[TMP0:%.*]] = add nsw i64 [[WIDE_TRIP_COUNT]], -3
111 ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[TMP0]], 32
112 ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
114 ; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[TMP0]], 32
115 ; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[TMP0]], [[N_MOD_VF]]
116 ; CHECK-NEXT: [[IND_END:%.*]] = add i64 3, [[N_VEC]]
117 ; CHECK-NEXT: [[VECTOR_RECUR_INIT:%.*]] = insertelement <16 x i8> poison, i8 [[DOTPRE45]], i32 15
118 ; CHECK-NEXT: [[VECTOR_RECUR_INIT1:%.*]] = insertelement <16 x i8> poison, i8 [[DOTPRE44]], i32 15
119 ; CHECK-NEXT: [[VECTOR_RECUR_INIT3:%.*]] = insertelement <16 x i8> poison, i8 [[DOTPRE]], i32 15
120 ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
121 ; CHECK: vector.body:
122 ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
123 ; CHECK-NEXT: [[VECTOR_RECUR:%.*]] = phi <16 x i8> [ [[VECTOR_RECUR_INIT]], [[VECTOR_PH]] ], [ [[WIDE_LOAD5:%.*]], [[VECTOR_BODY]] ]
124 ; CHECK-NEXT: [[VECTOR_RECUR2:%.*]] = phi <16 x i8> [ [[VECTOR_RECUR_INIT1]], [[VECTOR_PH]] ], [ [[TMP8:%.*]], [[VECTOR_BODY]] ]
125 ; CHECK-NEXT: [[VECTOR_RECUR4:%.*]] = phi <16 x i8> [ [[VECTOR_RECUR_INIT3]], [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ]
126 ; CHECK-NEXT: [[OFFSET_IDX:%.*]] = add i64 3, [[INDEX]]
127 ; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[OFFSET_IDX]], 0
128 ; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[OFFSET_IDX]], 16
129 ; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds i8, ptr [[X]], i64 [[TMP1]]
130 ; CHECK-NEXT: [[TMP4:%.*]] = getelementptr inbounds i8, ptr [[X]], i64 [[TMP2]]
131 ; CHECK-NEXT: [[TMP5:%.*]] = getelementptr inbounds i8, ptr [[TMP3]], i32 0
132 ; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds i8, ptr [[TMP3]], i32 16
133 ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <16 x i8>, ptr [[TMP5]], align 1
134 ; CHECK-NEXT: [[WIDE_LOAD5]] = load <16 x i8>, ptr [[TMP6]], align 1
135 ; CHECK-NEXT: [[TMP7:%.*]] = shufflevector <16 x i8> [[VECTOR_RECUR]], <16 x i8> [[WIDE_LOAD]], <16 x i32> <i32 15, i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30>
136 ; CHECK-NEXT: [[TMP8]] = shufflevector <16 x i8> [[WIDE_LOAD]], <16 x i8> [[WIDE_LOAD5]], <16 x i32> <i32 15, i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30>
137 ; CHECK-NEXT: [[TMP9:%.*]] = shufflevector <16 x i8> [[VECTOR_RECUR2]], <16 x i8> [[TMP7]], <16 x i32> <i32 15, i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30>
138 ; CHECK-NEXT: [[TMP10]] = shufflevector <16 x i8> [[TMP7]], <16 x i8> [[TMP8]], <16 x i32> <i32 15, i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30>
139 ; CHECK-NEXT: [[TMP11:%.*]] = shufflevector <16 x i8> [[VECTOR_RECUR4]], <16 x i8> [[TMP9]], <16 x i32> <i32 15, i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30>
140 ; CHECK-NEXT: [[TMP12:%.*]] = shufflevector <16 x i8> [[TMP9]], <16 x i8> [[TMP10]], <16 x i32> <i32 15, i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30>
141 ; CHECK-NEXT: [[TMP13:%.*]] = add <16 x i8> [[TMP9]], [[TMP11]]
142 ; CHECK-NEXT: [[TMP14:%.*]] = add <16 x i8> [[TMP10]], [[TMP12]]
143 ; CHECK-NEXT: [[TMP15:%.*]] = add <16 x i8> [[TMP13]], [[TMP7]]
144 ; CHECK-NEXT: [[TMP16:%.*]] = add <16 x i8> [[TMP14]], [[TMP8]]
145 ; CHECK-NEXT: [[TMP17:%.*]] = add <16 x i8> [[TMP15]], [[WIDE_LOAD]]
146 ; CHECK-NEXT: [[TMP18:%.*]] = add <16 x i8> [[TMP16]], [[WIDE_LOAD5]]
147 ; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i8, ptr [[Y:%.*]], i64 [[TMP1]]
148 ; CHECK-NEXT: [[TMP20:%.*]] = getelementptr inbounds i8, ptr [[Y]], i64 [[TMP2]]
149 ; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i8, ptr [[TMP19]], i32 0
150 ; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i8, ptr [[TMP19]], i32 16
151 ; CHECK-NEXT: store <16 x i8> [[TMP17]], ptr [[TMP21]], align 1
152 ; CHECK-NEXT: store <16 x i8> [[TMP18]], ptr [[TMP22]], align 1
153 ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 32
154 ; CHECK-NEXT: [[TMP23:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
155 ; CHECK-NEXT: br i1 [[TMP23]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]]
156 ; CHECK: middle.block:
157 ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP0]], [[N_VEC]]
158 ; CHECK-NEXT: [[VECTOR_RECUR_EXTRACT:%.*]] = extractelement <16 x i8> [[WIDE_LOAD5]], i32 15
159 ; CHECK-NEXT: [[VECTOR_RECUR_EXTRACT6:%.*]] = extractelement <16 x i8> [[TMP8]], i32 15
160 ; CHECK-NEXT: [[VECTOR_RECUR_EXTRACT9:%.*]] = extractelement <16 x i8> [[TMP10]], i32 15
161 ; CHECK-NEXT: br i1 [[CMP_N]], label [[FOR_COND_CLEANUP_LOOPEXIT:%.*]], label [[SCALAR_PH]]
163 ; CHECK-NEXT: [[SCALAR_RECUR_INIT10:%.*]] = phi i8 [ [[DOTPRE]], [[FOR_BODY_PREHEADER]] ], [ [[VECTOR_RECUR_EXTRACT9]], [[MIDDLE_BLOCK]] ]
164 ; CHECK-NEXT: [[SCALAR_RECUR_INIT7:%.*]] = phi i8 [ [[DOTPRE44]], [[FOR_BODY_PREHEADER]] ], [ [[VECTOR_RECUR_EXTRACT6]], [[MIDDLE_BLOCK]] ]
165 ; CHECK-NEXT: [[SCALAR_RECUR_INIT:%.*]] = phi i8 [ [[DOTPRE45]], [[FOR_BODY_PREHEADER]] ], [ [[VECTOR_RECUR_EXTRACT]], [[MIDDLE_BLOCK]] ]
166 ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[IND_END]], [[MIDDLE_BLOCK]] ], [ 3, [[FOR_BODY_PREHEADER]] ]
167 ; CHECK-NEXT: br label [[FOR_BODY:%.*]]
168 ; CHECK: for.cond.cleanup.loopexit:
169 ; CHECK-NEXT: br label [[FOR_COND_CLEANUP]]
170 ; CHECK: for.cond.cleanup:
171 ; CHECK-NEXT: ret void
173 ; CHECK-NEXT: [[SCALAR_RECUR:%.*]] = phi i8 [ [[SCALAR_RECUR_INIT]], [[SCALAR_PH]] ], [ [[TMP24:%.*]], [[FOR_BODY]] ]
174 ; CHECK-NEXT: [[SCALAR_RECUR8:%.*]] = phi i8 [ [[SCALAR_RECUR_INIT7]], [[SCALAR_PH]] ], [ [[SCALAR_RECUR]], [[FOR_BODY]] ]
175 ; CHECK-NEXT: [[SCALAR_RECUR11:%.*]] = phi i8 [ [[SCALAR_RECUR_INIT10]], [[SCALAR_PH]] ], [ [[SCALAR_RECUR8]], [[FOR_BODY]] ]
176 ; CHECK-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY]] ]
177 ; CHECK-NEXT: [[ADD8:%.*]] = add i8 [[SCALAR_RECUR8]], [[SCALAR_RECUR11]]
178 ; CHECK-NEXT: [[ADD15:%.*]] = add i8 [[ADD8]], [[SCALAR_RECUR]]
179 ; CHECK-NEXT: [[ARRAYIDX18:%.*]] = getelementptr inbounds i8, ptr [[X]], i64 [[INDVARS_IV]]
180 ; CHECK-NEXT: [[TMP24]] = load i8, ptr [[ARRAYIDX18]], align 1
181 ; CHECK-NEXT: [[ADD21:%.*]] = add i8 [[ADD15]], [[TMP24]]
182 ; CHECK-NEXT: [[ARRAYIDX24:%.*]] = getelementptr inbounds i8, ptr [[Y]], i64 [[INDVARS_IV]]
183 ; CHECK-NEXT: store i8 [[ADD21]], ptr [[ARRAYIDX24]], align 1
184 ; CHECK-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
185 ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], [[WIDE_TRIP_COUNT]]
186 ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_COND_CLEANUP_LOOPEXIT]], label [[FOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]]
189 %cmp38 = icmp sgt i32 %n, 3
190 br i1 %cmp38, label %for.body.preheader, label %for.cond.cleanup
192 for.body.preheader: ; preds = %entry
193 %wide.trip.count = zext i32 %n to i64
194 %.pre = load i8, ptr %x, align 1
195 %arrayidx5.phi.trans.insert = getelementptr inbounds i8, ptr %x, i64 1
196 %.pre44 = load i8, ptr %arrayidx5.phi.trans.insert, align 1
197 %arrayidx12.phi.trans.insert = getelementptr inbounds i8, ptr %x, i64 2
198 %.pre45 = load i8, ptr %arrayidx12.phi.trans.insert, align 1
201 for.cond.cleanup: ; preds = %for.body, %entry
204 for.body: ; preds = %for.body.preheader, %for.body
205 %0 = phi i8 [ %.pre45, %for.body.preheader ], [ %3, %for.body ]
206 %1 = phi i8 [ %.pre44, %for.body.preheader ], [ %0, %for.body ]
207 %2 = phi i8 [ %.pre, %for.body.preheader ], [ %1, %for.body ]
208 %indvars.iv = phi i64 [ 3, %for.body.preheader ], [ %indvars.iv.next, %for.body ]
209 %add8 = add i8 %1, %2
210 %add15 = add i8 %add8, %0
211 %arrayidx18 = getelementptr inbounds i8, ptr %x, i64 %indvars.iv
212 %3 = load i8, ptr %arrayidx18, align 1
213 %add21 = add i8 %add15, %3
214 %arrayidx24 = getelementptr inbounds i8, ptr %y, i64 %indvars.iv
215 store i8 %add21, ptr %arrayidx24, align 1
216 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
217 %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
218 br i1 %exitcond.not, label %for.cond.cleanup, label %for.body