1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -S -slp-vectorizer -slp-threshold=-10000 < %s | FileCheck %s --check-prefixes=CHECK,THRESHOLD
3; RUN: opt -S -slp-vectorizer -slp-threshold=0 < %s | FileCheck %s --check-prefixes=CHECK,NOTHRESHOLD
4; RUN: opt -S -slp-vectorizer -slp-threshold=-10000 -slp-min-tree-size=0 < %s | FileCheck %s --check-prefixes=CHECK,MINTREESIZE
5
6target 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-s0:64:64-n8:16:32:64-S128"
7target triple = "x86_64-apple-macosx10.8.0"
8
9define <4 x float> @simple_select(<4 x float> %a, <4 x float> %b, <4 x i32> %c) #0 {
10; CHECK-LABEL: @simple_select(
11; CHECK-NEXT:    [[TMP1:%.*]] = icmp ne <4 x i32> [[C:%.*]], zeroinitializer
12; CHECK-NEXT:    [[TMP2:%.*]] = select <4 x i1> [[TMP1]], <4 x float> [[A:%.*]], <4 x float> [[B:%.*]]
13; CHECK-NEXT:    ret <4 x float> [[TMP2]]
14;
15  %c0 = extractelement <4 x i32> %c, i32 0
16  %c1 = extractelement <4 x i32> %c, i32 1
17  %c2 = extractelement <4 x i32> %c, i32 2
18  %c3 = extractelement <4 x i32> %c, i32 3
19  %a0 = extractelement <4 x float> %a, i32 0
20  %a1 = extractelement <4 x float> %a, i32 1
21  %a2 = extractelement <4 x float> %a, i32 2
22  %a3 = extractelement <4 x float> %a, i32 3
23  %b0 = extractelement <4 x float> %b, i32 0
24  %b1 = extractelement <4 x float> %b, i32 1
25  %b2 = extractelement <4 x float> %b, i32 2
26  %b3 = extractelement <4 x float> %b, i32 3
27  %cmp0 = icmp ne i32 %c0, 0
28  %cmp1 = icmp ne i32 %c1, 0
29  %cmp2 = icmp ne i32 %c2, 0
30  %cmp3 = icmp ne i32 %c3, 0
31  %s0 = select i1 %cmp0, float %a0, float %b0
32  %s1 = select i1 %cmp1, float %a1, float %b1
33  %s2 = select i1 %cmp2, float %a2, float %b2
34  %s3 = select i1 %cmp3, float %a3, float %b3
35  %ra = insertelement <4 x float> undef, float %s0, i32 0
36  %rb = insertelement <4 x float> %ra, float %s1, i32 1
37  %rc = insertelement <4 x float> %rb, float %s2, i32 2
38  %rd = insertelement <4 x float> %rc, float %s3, i32 3
39  ret <4 x float> %rd
40}
41
42define <8 x float> @simple_select2(<4 x float> %a, <4 x float> %b, <4 x i32> %c) #0 {
43; CHECK-LABEL: @simple_select2(
44; CHECK-NEXT:    [[TMP1:%.*]] = icmp ne <4 x i32> [[C:%.*]], zeroinitializer
45; CHECK-NEXT:    [[TMP2:%.*]] = select <4 x i1> [[TMP1]], <4 x float> [[A:%.*]], <4 x float> [[B:%.*]]
46; CHECK-NEXT:    [[TMP3:%.*]] = shufflevector <4 x float> [[TMP2]], <4 x float> poison, <8 x i32> <i32 0, i32 undef, i32 1, i32 undef, i32 2, i32 undef, i32 undef, i32 3>
47; CHECK-NEXT:    [[RD1:%.*]] = shufflevector <8 x float> undef, <8 x float> [[TMP3]], <8 x i32> <i32 8, i32 1, i32 10, i32 3, i32 12, i32 5, i32 6, i32 15>
48; CHECK-NEXT:    ret <8 x float> [[RD1]]
49;
50  %c0 = extractelement <4 x i32> %c, i32 0
51  %c1 = extractelement <4 x i32> %c, i32 1
52  %c2 = extractelement <4 x i32> %c, i32 2
53  %c3 = extractelement <4 x i32> %c, i32 3
54  %a0 = extractelement <4 x float> %a, i32 0
55  %a1 = extractelement <4 x float> %a, i32 1
56  %a2 = extractelement <4 x float> %a, i32 2
57  %a3 = extractelement <4 x float> %a, i32 3
58  %b0 = extractelement <4 x float> %b, i32 0
59  %b1 = extractelement <4 x float> %b, i32 1
60  %b2 = extractelement <4 x float> %b, i32 2
61  %b3 = extractelement <4 x float> %b, i32 3
62  %cmp0 = icmp ne i32 %c0, 0
63  %cmp1 = icmp ne i32 %c1, 0
64  %cmp2 = icmp ne i32 %c2, 0
65  %cmp3 = icmp ne i32 %c3, 0
66  %s0 = select i1 %cmp0, float %a0, float %b0
67  %s1 = select i1 %cmp1, float %a1, float %b1
68  %s2 = select i1 %cmp2, float %a2, float %b2
69  %s3 = select i1 %cmp3, float %a3, float %b3
70  %ra = insertelement <8 x float> undef, float %s0, i32 0
71  %rb = insertelement <8 x float> %ra, float %s1, i32 2
72  %rc = insertelement <8 x float> %rb, float %s2, i32 4
73  %rd = insertelement <8 x float> %rc, float %s3, i32 7
74  ret <8 x float> %rd
75}
76
77declare void @llvm.assume(i1) nounwind
78
79; This entire tree is ephemeral, don't vectorize any of it.
80define <4 x float> @simple_select_eph(<4 x float> %a, <4 x float> %b, <4 x i32> %c) #0 {
81; THRESHOLD-LABEL: @simple_select_eph(
82; THRESHOLD-NEXT:    [[C0:%.*]] = extractelement <4 x i32> [[C:%.*]], i32 0
83; THRESHOLD-NEXT:    [[C1:%.*]] = extractelement <4 x i32> [[C]], i32 1
84; THRESHOLD-NEXT:    [[C2:%.*]] = extractelement <4 x i32> [[C]], i32 2
85; THRESHOLD-NEXT:    [[C3:%.*]] = extractelement <4 x i32> [[C]], i32 3
86; THRESHOLD-NEXT:    [[A0:%.*]] = extractelement <4 x float> [[A:%.*]], i32 0
87; THRESHOLD-NEXT:    [[A1:%.*]] = extractelement <4 x float> [[A]], i32 1
88; THRESHOLD-NEXT:    [[A2:%.*]] = extractelement <4 x float> [[A]], i32 2
89; THRESHOLD-NEXT:    [[A3:%.*]] = extractelement <4 x float> [[A]], i32 3
90; THRESHOLD-NEXT:    [[B0:%.*]] = extractelement <4 x float> [[B:%.*]], i32 0
91; THRESHOLD-NEXT:    [[B1:%.*]] = extractelement <4 x float> [[B]], i32 1
92; THRESHOLD-NEXT:    [[B2:%.*]] = extractelement <4 x float> [[B]], i32 2
93; THRESHOLD-NEXT:    [[B3:%.*]] = extractelement <4 x float> [[B]], i32 3
94; THRESHOLD-NEXT:    [[CMP0:%.*]] = icmp ne i32 [[C0]], 0
95; THRESHOLD-NEXT:    [[CMP1:%.*]] = icmp ne i32 [[C1]], 0
96; THRESHOLD-NEXT:    [[CMP2:%.*]] = icmp ne i32 [[C2]], 0
97; THRESHOLD-NEXT:    [[CMP3:%.*]] = icmp ne i32 [[C3]], 0
98; THRESHOLD-NEXT:    [[S0:%.*]] = select i1 [[CMP0]], float [[A0]], float [[B0]]
99; THRESHOLD-NEXT:    [[S1:%.*]] = select i1 [[CMP1]], float [[A1]], float [[B1]]
100; THRESHOLD-NEXT:    [[S2:%.*]] = select i1 [[CMP2]], float [[A2]], float [[B2]]
101; THRESHOLD-NEXT:    [[S3:%.*]] = select i1 [[CMP3]], float [[A3]], float [[B3]]
102; THRESHOLD-NEXT:    [[RA:%.*]] = insertelement <4 x float> undef, float [[S0]], i32 0
103; THRESHOLD-NEXT:    [[RB:%.*]] = insertelement <4 x float> [[RA]], float [[S1]], i32 1
104; THRESHOLD-NEXT:    [[RC:%.*]] = insertelement <4 x float> [[RB]], float [[S2]], i32 2
105; THRESHOLD-NEXT:    [[RD:%.*]] = insertelement <4 x float> [[RC]], float [[S3]], i32 3
106; THRESHOLD-NEXT:    [[Q0:%.*]] = extractelement <4 x float> [[RD]], i32 0
107; THRESHOLD-NEXT:    [[Q1:%.*]] = extractelement <4 x float> [[RD]], i32 1
108; THRESHOLD-NEXT:    [[Q2:%.*]] = extractelement <4 x float> [[RD]], i32 2
109; THRESHOLD-NEXT:    [[Q3:%.*]] = extractelement <4 x float> [[RD]], i32 3
110; THRESHOLD-NEXT:    [[Q4:%.*]] = fadd float [[Q0]], [[Q1]]
111; THRESHOLD-NEXT:    [[Q5:%.*]] = fadd float [[Q2]], [[Q3]]
112; THRESHOLD-NEXT:    [[Q6:%.*]] = fadd float [[Q4]], [[Q5]]
113; THRESHOLD-NEXT:    [[QI:%.*]] = fcmp olt float [[Q6]], [[Q5]]
114; THRESHOLD-NEXT:    call void @llvm.assume(i1 [[QI]])
115; THRESHOLD-NEXT:    ret <4 x float> undef
116;
117; NOTHRESHOLD-LABEL: @simple_select_eph(
118; NOTHRESHOLD-NEXT:    [[C0:%.*]] = extractelement <4 x i32> [[C:%.*]], i32 0
119; NOTHRESHOLD-NEXT:    [[C1:%.*]] = extractelement <4 x i32> [[C]], i32 1
120; NOTHRESHOLD-NEXT:    [[C2:%.*]] = extractelement <4 x i32> [[C]], i32 2
121; NOTHRESHOLD-NEXT:    [[C3:%.*]] = extractelement <4 x i32> [[C]], i32 3
122; NOTHRESHOLD-NEXT:    [[A0:%.*]] = extractelement <4 x float> [[A:%.*]], i32 0
123; NOTHRESHOLD-NEXT:    [[A1:%.*]] = extractelement <4 x float> [[A]], i32 1
124; NOTHRESHOLD-NEXT:    [[A2:%.*]] = extractelement <4 x float> [[A]], i32 2
125; NOTHRESHOLD-NEXT:    [[A3:%.*]] = extractelement <4 x float> [[A]], i32 3
126; NOTHRESHOLD-NEXT:    [[B0:%.*]] = extractelement <4 x float> [[B:%.*]], i32 0
127; NOTHRESHOLD-NEXT:    [[B1:%.*]] = extractelement <4 x float> [[B]], i32 1
128; NOTHRESHOLD-NEXT:    [[B2:%.*]] = extractelement <4 x float> [[B]], i32 2
129; NOTHRESHOLD-NEXT:    [[B3:%.*]] = extractelement <4 x float> [[B]], i32 3
130; NOTHRESHOLD-NEXT:    [[CMP0:%.*]] = icmp ne i32 [[C0]], 0
131; NOTHRESHOLD-NEXT:    [[CMP1:%.*]] = icmp ne i32 [[C1]], 0
132; NOTHRESHOLD-NEXT:    [[CMP2:%.*]] = icmp ne i32 [[C2]], 0
133; NOTHRESHOLD-NEXT:    [[CMP3:%.*]] = icmp ne i32 [[C3]], 0
134; NOTHRESHOLD-NEXT:    [[S0:%.*]] = select i1 [[CMP0]], float [[A0]], float [[B0]]
135; NOTHRESHOLD-NEXT:    [[S1:%.*]] = select i1 [[CMP1]], float [[A1]], float [[B1]]
136; NOTHRESHOLD-NEXT:    [[S2:%.*]] = select i1 [[CMP2]], float [[A2]], float [[B2]]
137; NOTHRESHOLD-NEXT:    [[S3:%.*]] = select i1 [[CMP3]], float [[A3]], float [[B3]]
138; NOTHRESHOLD-NEXT:    [[RA:%.*]] = insertelement <4 x float> undef, float [[S0]], i32 0
139; NOTHRESHOLD-NEXT:    [[RB:%.*]] = insertelement <4 x float> [[RA]], float [[S1]], i32 1
140; NOTHRESHOLD-NEXT:    [[RC:%.*]] = insertelement <4 x float> [[RB]], float [[S2]], i32 2
141; NOTHRESHOLD-NEXT:    [[RD:%.*]] = insertelement <4 x float> [[RC]], float [[S3]], i32 3
142; NOTHRESHOLD-NEXT:    [[Q0:%.*]] = extractelement <4 x float> [[RD]], i32 0
143; NOTHRESHOLD-NEXT:    [[Q1:%.*]] = extractelement <4 x float> [[RD]], i32 1
144; NOTHRESHOLD-NEXT:    [[Q2:%.*]] = extractelement <4 x float> [[RD]], i32 2
145; NOTHRESHOLD-NEXT:    [[Q3:%.*]] = extractelement <4 x float> [[RD]], i32 3
146; NOTHRESHOLD-NEXT:    [[Q4:%.*]] = fadd float [[Q0]], [[Q1]]
147; NOTHRESHOLD-NEXT:    [[Q5:%.*]] = fadd float [[Q2]], [[Q3]]
148; NOTHRESHOLD-NEXT:    [[Q6:%.*]] = fadd float [[Q4]], [[Q5]]
149; NOTHRESHOLD-NEXT:    [[QI:%.*]] = fcmp olt float [[Q6]], [[Q5]]
150; NOTHRESHOLD-NEXT:    call void @llvm.assume(i1 [[QI]])
151; NOTHRESHOLD-NEXT:    ret <4 x float> undef
152;
153; MINTREESIZE-LABEL: @simple_select_eph(
154; MINTREESIZE-NEXT:    [[C0:%.*]] = extractelement <4 x i32> [[C:%.*]], i32 0
155; MINTREESIZE-NEXT:    [[C1:%.*]] = extractelement <4 x i32> [[C]], i32 1
156; MINTREESIZE-NEXT:    [[C2:%.*]] = extractelement <4 x i32> [[C]], i32 2
157; MINTREESIZE-NEXT:    [[C3:%.*]] = extractelement <4 x i32> [[C]], i32 3
158; MINTREESIZE-NEXT:    [[A0:%.*]] = extractelement <4 x float> [[A:%.*]], i32 0
159; MINTREESIZE-NEXT:    [[A1:%.*]] = extractelement <4 x float> [[A]], i32 1
160; MINTREESIZE-NEXT:    [[A2:%.*]] = extractelement <4 x float> [[A]], i32 2
161; MINTREESIZE-NEXT:    [[A3:%.*]] = extractelement <4 x float> [[A]], i32 3
162; MINTREESIZE-NEXT:    [[B0:%.*]] = extractelement <4 x float> [[B:%.*]], i32 0
163; MINTREESIZE-NEXT:    [[B1:%.*]] = extractelement <4 x float> [[B]], i32 1
164; MINTREESIZE-NEXT:    [[B2:%.*]] = extractelement <4 x float> [[B]], i32 2
165; MINTREESIZE-NEXT:    [[B3:%.*]] = extractelement <4 x float> [[B]], i32 3
166; MINTREESIZE-NEXT:    [[CMP0:%.*]] = icmp ne i32 [[C0]], 0
167; MINTREESIZE-NEXT:    [[CMP1:%.*]] = icmp ne i32 [[C1]], 0
168; MINTREESIZE-NEXT:    [[CMP2:%.*]] = icmp ne i32 [[C2]], 0
169; MINTREESIZE-NEXT:    [[CMP3:%.*]] = icmp ne i32 [[C3]], 0
170; MINTREESIZE-NEXT:    [[TMP1:%.*]] = insertelement <4 x i1> poison, i1 [[CMP3]], i32 0
171; MINTREESIZE-NEXT:    [[TMP2:%.*]] = insertelement <4 x i1> [[TMP1]], i1 [[CMP2]], i32 1
172; MINTREESIZE-NEXT:    [[TMP3:%.*]] = insertelement <4 x i1> [[TMP2]], i1 [[CMP1]], i32 2
173; MINTREESIZE-NEXT:    [[TMP4:%.*]] = insertelement <4 x i1> [[TMP3]], i1 [[CMP0]], i32 3
174; MINTREESIZE-NEXT:    [[S0:%.*]] = select i1 [[CMP0]], float [[A0]], float [[B0]]
175; MINTREESIZE-NEXT:    [[S1:%.*]] = select i1 [[CMP1]], float [[A1]], float [[B1]]
176; MINTREESIZE-NEXT:    [[S2:%.*]] = select i1 [[CMP2]], float [[A2]], float [[B2]]
177; MINTREESIZE-NEXT:    [[S3:%.*]] = select i1 [[CMP3]], float [[A3]], float [[B3]]
178; MINTREESIZE-NEXT:    [[RA:%.*]] = insertelement <4 x float> undef, float [[S0]], i32 0
179; MINTREESIZE-NEXT:    [[RB:%.*]] = insertelement <4 x float> [[RA]], float [[S1]], i32 1
180; MINTREESIZE-NEXT:    [[RC:%.*]] = insertelement <4 x float> [[RB]], float [[S2]], i32 2
181; MINTREESIZE-NEXT:    [[RD:%.*]] = insertelement <4 x float> [[RC]], float [[S3]], i32 3
182; MINTREESIZE-NEXT:    [[Q0:%.*]] = extractelement <4 x float> [[RD]], i32 0
183; MINTREESIZE-NEXT:    [[Q1:%.*]] = extractelement <4 x float> [[RD]], i32 1
184; MINTREESIZE-NEXT:    [[TMP5:%.*]] = insertelement <2 x float> poison, float [[Q0]], i32 0
185; MINTREESIZE-NEXT:    [[TMP6:%.*]] = insertelement <2 x float> [[TMP5]], float [[Q1]], i32 1
186; MINTREESIZE-NEXT:    [[Q2:%.*]] = extractelement <4 x float> [[RD]], i32 2
187; MINTREESIZE-NEXT:    [[Q3:%.*]] = extractelement <4 x float> [[RD]], i32 3
188; MINTREESIZE-NEXT:    [[TMP7:%.*]] = insertelement <2 x float> poison, float [[Q2]], i32 0
189; MINTREESIZE-NEXT:    [[TMP8:%.*]] = insertelement <2 x float> [[TMP7]], float [[Q3]], i32 1
190; MINTREESIZE-NEXT:    [[Q4:%.*]] = fadd float [[Q0]], [[Q1]]
191; MINTREESIZE-NEXT:    [[Q5:%.*]] = fadd float [[Q2]], [[Q3]]
192; MINTREESIZE-NEXT:    [[TMP9:%.*]] = insertelement <2 x float> poison, float [[Q4]], i32 0
193; MINTREESIZE-NEXT:    [[TMP10:%.*]] = insertelement <2 x float> [[TMP9]], float [[Q5]], i32 1
194; MINTREESIZE-NEXT:    [[Q6:%.*]] = fadd float [[Q4]], [[Q5]]
195; MINTREESIZE-NEXT:    [[QI:%.*]] = fcmp olt float [[Q6]], [[Q5]]
196; MINTREESIZE-NEXT:    call void @llvm.assume(i1 [[QI]])
197; MINTREESIZE-NEXT:    ret <4 x float> undef
198;
199  %c0 = extractelement <4 x i32> %c, i32 0
200  %c1 = extractelement <4 x i32> %c, i32 1
201  %c2 = extractelement <4 x i32> %c, i32 2
202  %c3 = extractelement <4 x i32> %c, i32 3
203  %a0 = extractelement <4 x float> %a, i32 0
204  %a1 = extractelement <4 x float> %a, i32 1
205  %a2 = extractelement <4 x float> %a, i32 2
206  %a3 = extractelement <4 x float> %a, i32 3
207  %b0 = extractelement <4 x float> %b, i32 0
208  %b1 = extractelement <4 x float> %b, i32 1
209  %b2 = extractelement <4 x float> %b, i32 2
210  %b3 = extractelement <4 x float> %b, i32 3
211  %cmp0 = icmp ne i32 %c0, 0
212  %cmp1 = icmp ne i32 %c1, 0
213  %cmp2 = icmp ne i32 %c2, 0
214  %cmp3 = icmp ne i32 %c3, 0
215  %s0 = select i1 %cmp0, float %a0, float %b0
216  %s1 = select i1 %cmp1, float %a1, float %b1
217  %s2 = select i1 %cmp2, float %a2, float %b2
218  %s3 = select i1 %cmp3, float %a3, float %b3
219  %ra = insertelement <4 x float> undef, float %s0, i32 0
220  %rb = insertelement <4 x float> %ra, float %s1, i32 1
221  %rc = insertelement <4 x float> %rb, float %s2, i32 2
222  %rd = insertelement <4 x float> %rc, float %s3, i32 3
223  %q0 = extractelement <4 x float> %rd, i32 0
224  %q1 = extractelement <4 x float> %rd, i32 1
225  %q2 = extractelement <4 x float> %rd, i32 2
226  %q3 = extractelement <4 x float> %rd, i32 3
227  %q4 = fadd float %q0, %q1
228  %q5 = fadd float %q2, %q3
229  %q6 = fadd float %q4, %q5
230  %qi = fcmp olt float %q6, %q5
231  call void @llvm.assume(i1 %qi)
232  ret <4 x float> undef
233}
234
235; Insert in an order different from the vector indices to make sure it
236; doesn't matter
237define <4 x float> @simple_select_insert_out_of_order(<4 x float> %a, <4 x float> %b, <4 x i32> %c) #0 {
238; CHECK-LABEL: @simple_select_insert_out_of_order(
239; CHECK-NEXT:    [[TMP1:%.*]] = icmp ne <4 x i32> [[C:%.*]], zeroinitializer
240; CHECK-NEXT:    [[TMP2:%.*]] = select <4 x i1> [[TMP1]], <4 x float> [[A:%.*]], <4 x float> [[B:%.*]]
241; CHECK-NEXT:    [[TMP3:%.*]] = shufflevector <4 x float> [[TMP2]], <4 x float> poison, <4 x i32> <i32 2, i32 1, i32 0, i32 3>
242; CHECK-NEXT:    ret <4 x float> [[TMP3]]
243;
244  %c0 = extractelement <4 x i32> %c, i32 0
245  %c1 = extractelement <4 x i32> %c, i32 1
246  %c2 = extractelement <4 x i32> %c, i32 2
247  %c3 = extractelement <4 x i32> %c, i32 3
248  %a0 = extractelement <4 x float> %a, i32 0
249  %a1 = extractelement <4 x float> %a, i32 1
250  %a2 = extractelement <4 x float> %a, i32 2
251  %a3 = extractelement <4 x float> %a, i32 3
252  %b0 = extractelement <4 x float> %b, i32 0
253  %b1 = extractelement <4 x float> %b, i32 1
254  %b2 = extractelement <4 x float> %b, i32 2
255  %b3 = extractelement <4 x float> %b, i32 3
256  %cmp0 = icmp ne i32 %c0, 0
257  %cmp1 = icmp ne i32 %c1, 0
258  %cmp2 = icmp ne i32 %c2, 0
259  %cmp3 = icmp ne i32 %c3, 0
260  %s0 = select i1 %cmp0, float %a0, float %b0
261  %s1 = select i1 %cmp1, float %a1, float %b1
262  %s2 = select i1 %cmp2, float %a2, float %b2
263  %s3 = select i1 %cmp3, float %a3, float %b3
264  %ra = insertelement <4 x float> undef, float %s0, i32 2
265  %rb = insertelement <4 x float> %ra, float %s1, i32 1
266  %rc = insertelement <4 x float> %rb, float %s2, i32 0
267  %rd = insertelement <4 x float> %rc, float %s3, i32 3
268  ret <4 x float> %rd
269}
270
271declare void @v4f32_user(<4 x float>) #0
272declare void @f32_user(float) #0
273
274; Multiple users of the final constructed vector
275define <4 x float> @simple_select_users(<4 x float> %a, <4 x float> %b, <4 x i32> %c) #0 {
276; CHECK-LABEL: @simple_select_users(
277; CHECK-NEXT:    [[TMP1:%.*]] = icmp ne <4 x i32> [[C:%.*]], zeroinitializer
278; CHECK-NEXT:    [[TMP2:%.*]] = select <4 x i1> [[TMP1]], <4 x float> [[A:%.*]], <4 x float> [[B:%.*]]
279; CHECK-NEXT:    call void @v4f32_user(<4 x float> [[TMP2]]) #[[ATTR0:[0-9]+]]
280; CHECK-NEXT:    ret <4 x float> [[TMP2]]
281;
282  %c0 = extractelement <4 x i32> %c, i32 0
283  %c1 = extractelement <4 x i32> %c, i32 1
284  %c2 = extractelement <4 x i32> %c, i32 2
285  %c3 = extractelement <4 x i32> %c, i32 3
286  %a0 = extractelement <4 x float> %a, i32 0
287  %a1 = extractelement <4 x float> %a, i32 1
288  %a2 = extractelement <4 x float> %a, i32 2
289  %a3 = extractelement <4 x float> %a, i32 3
290  %b0 = extractelement <4 x float> %b, i32 0
291  %b1 = extractelement <4 x float> %b, i32 1
292  %b2 = extractelement <4 x float> %b, i32 2
293  %b3 = extractelement <4 x float> %b, i32 3
294  %cmp0 = icmp ne i32 %c0, 0
295  %cmp1 = icmp ne i32 %c1, 0
296  %cmp2 = icmp ne i32 %c2, 0
297  %cmp3 = icmp ne i32 %c3, 0
298  %s0 = select i1 %cmp0, float %a0, float %b0
299  %s1 = select i1 %cmp1, float %a1, float %b1
300  %s2 = select i1 %cmp2, float %a2, float %b2
301  %s3 = select i1 %cmp3, float %a3, float %b3
302  %ra = insertelement <4 x float> undef, float %s0, i32 0
303  %rb = insertelement <4 x float> %ra, float %s1, i32 1
304  %rc = insertelement <4 x float> %rb, float %s2, i32 2
305  %rd = insertelement <4 x float> %rc, float %s3, i32 3
306  call void @v4f32_user(<4 x float> %rd) #0
307  ret <4 x float> %rd
308}
309
310; Unused insertelement
311define <4 x float> @simple_select_no_users(<4 x float> %a, <4 x float> %b, <4 x i32> %c) #0 {
312; CHECK-LABEL: @simple_select_no_users(
313; CHECK-NEXT:    [[C0:%.*]] = extractelement <4 x i32> [[C:%.*]], i32 0
314; CHECK-NEXT:    [[C1:%.*]] = extractelement <4 x i32> [[C]], i32 1
315; CHECK-NEXT:    [[C2:%.*]] = extractelement <4 x i32> [[C]], i32 2
316; CHECK-NEXT:    [[C3:%.*]] = extractelement <4 x i32> [[C]], i32 3
317; CHECK-NEXT:    [[A0:%.*]] = extractelement <4 x float> [[A:%.*]], i32 0
318; CHECK-NEXT:    [[A1:%.*]] = extractelement <4 x float> [[A]], i32 1
319; CHECK-NEXT:    [[A2:%.*]] = extractelement <4 x float> [[A]], i32 2
320; CHECK-NEXT:    [[A3:%.*]] = extractelement <4 x float> [[A]], i32 3
321; CHECK-NEXT:    [[B0:%.*]] = extractelement <4 x float> [[B:%.*]], i32 0
322; CHECK-NEXT:    [[B1:%.*]] = extractelement <4 x float> [[B]], i32 1
323; CHECK-NEXT:    [[B2:%.*]] = extractelement <4 x float> [[B]], i32 2
324; CHECK-NEXT:    [[B3:%.*]] = extractelement <4 x float> [[B]], i32 3
325; CHECK-NEXT:    [[TMP1:%.*]] = insertelement <2 x i32> poison, i32 [[C0]], i32 0
326; CHECK-NEXT:    [[TMP2:%.*]] = insertelement <2 x i32> [[TMP1]], i32 [[C1]], i32 1
327; CHECK-NEXT:    [[TMP3:%.*]] = icmp ne <2 x i32> [[TMP2]], zeroinitializer
328; CHECK-NEXT:    [[TMP4:%.*]] = insertelement <2 x float> poison, float [[A0]], i32 0
329; CHECK-NEXT:    [[TMP5:%.*]] = insertelement <2 x float> [[TMP4]], float [[A1]], i32 1
330; CHECK-NEXT:    [[TMP6:%.*]] = insertelement <2 x float> poison, float [[B0]], i32 0
331; CHECK-NEXT:    [[TMP7:%.*]] = insertelement <2 x float> [[TMP6]], float [[B1]], i32 1
332; CHECK-NEXT:    [[TMP8:%.*]] = select <2 x i1> [[TMP3]], <2 x float> [[TMP5]], <2 x float> [[TMP7]]
333; CHECK-NEXT:    [[TMP9:%.*]] = insertelement <2 x i32> poison, i32 [[C2]], i32 0
334; CHECK-NEXT:    [[TMP10:%.*]] = insertelement <2 x i32> [[TMP9]], i32 [[C3]], i32 1
335; CHECK-NEXT:    [[TMP11:%.*]] = icmp ne <2 x i32> [[TMP10]], zeroinitializer
336; CHECK-NEXT:    [[TMP12:%.*]] = insertelement <2 x float> poison, float [[A2]], i32 0
337; CHECK-NEXT:    [[TMP13:%.*]] = insertelement <2 x float> [[TMP12]], float [[A3]], i32 1
338; CHECK-NEXT:    [[TMP14:%.*]] = insertelement <2 x float> poison, float [[B2]], i32 0
339; CHECK-NEXT:    [[TMP15:%.*]] = insertelement <2 x float> [[TMP14]], float [[B3]], i32 1
340; CHECK-NEXT:    [[TMP16:%.*]] = select <2 x i1> [[TMP11]], <2 x float> [[TMP13]], <2 x float> [[TMP15]]
341; CHECK-NEXT:    [[TMP17:%.*]] = shufflevector <2 x float> [[TMP8]], <2 x float> poison, <4 x i32> <i32 0, i32 1, i32 undef, i32 undef>
342; CHECK-NEXT:    [[TMP18:%.*]] = shufflevector <2 x float> [[TMP16]], <2 x float> poison, <4 x i32> <i32 0, i32 1, i32 undef, i32 undef>
343; CHECK-NEXT:    [[RD1:%.*]] = shufflevector <4 x float> undef, <4 x float> [[TMP18]], <4 x i32> <i32 0, i32 1, i32 4, i32 5>
344; CHECK-NEXT:    ret <4 x float> [[RD1]]
345;
346  %c0 = extractelement <4 x i32> %c, i32 0
347  %c1 = extractelement <4 x i32> %c, i32 1
348  %c2 = extractelement <4 x i32> %c, i32 2
349  %c3 = extractelement <4 x i32> %c, i32 3
350  %a0 = extractelement <4 x float> %a, i32 0
351  %a1 = extractelement <4 x float> %a, i32 1
352  %a2 = extractelement <4 x float> %a, i32 2
353  %a3 = extractelement <4 x float> %a, i32 3
354  %b0 = extractelement <4 x float> %b, i32 0
355  %b1 = extractelement <4 x float> %b, i32 1
356  %b2 = extractelement <4 x float> %b, i32 2
357  %b3 = extractelement <4 x float> %b, i32 3
358  %cmp0 = icmp ne i32 %c0, 0
359  %cmp1 = icmp ne i32 %c1, 0
360  %cmp2 = icmp ne i32 %c2, 0
361  %cmp3 = icmp ne i32 %c3, 0
362  %s0 = select i1 %cmp0, float %a0, float %b0
363  %s1 = select i1 %cmp1, float %a1, float %b1
364  %s2 = select i1 %cmp2, float %a2, float %b2
365  %s3 = select i1 %cmp3, float %a3, float %b3
366  %ra = insertelement <4 x float> undef, float %s0, i32 0
367  %rb = insertelement <4 x float> %ra, float %s1, i32 1
368  %rc = insertelement <4 x float> undef, float %s2, i32 2
369  %rd = insertelement <4 x float> %rc, float %s3, i32 3
370  ret <4 x float> %rd
371}
372
373; Make sure infinite loop doesn't happen which I ran into when trying
374; to do this backwards this backwards
375define <4 x i32> @reconstruct(<4 x i32> %c) #0 {
376; CHECK-LABEL: @reconstruct(
377; CHECK-NEXT:    [[C0:%.*]] = extractelement <4 x i32> [[C:%.*]], i32 0
378; CHECK-NEXT:    [[C1:%.*]] = extractelement <4 x i32> [[C]], i32 1
379; CHECK-NEXT:    [[C2:%.*]] = extractelement <4 x i32> [[C]], i32 2
380; CHECK-NEXT:    [[C3:%.*]] = extractelement <4 x i32> [[C]], i32 3
381; CHECK-NEXT:    [[RA:%.*]] = insertelement <4 x i32> undef, i32 [[C0]], i32 0
382; CHECK-NEXT:    [[RB:%.*]] = insertelement <4 x i32> [[RA]], i32 [[C1]], i32 1
383; CHECK-NEXT:    [[RC:%.*]] = insertelement <4 x i32> [[RB]], i32 [[C2]], i32 2
384; CHECK-NEXT:    [[RD:%.*]] = insertelement <4 x i32> [[RC]], i32 [[C3]], i32 3
385; CHECK-NEXT:    ret <4 x i32> [[RD]]
386;
387  %c0 = extractelement <4 x i32> %c, i32 0
388  %c1 = extractelement <4 x i32> %c, i32 1
389  %c2 = extractelement <4 x i32> %c, i32 2
390  %c3 = extractelement <4 x i32> %c, i32 3
391  %ra = insertelement <4 x i32> undef, i32 %c0, i32 0
392  %rb = insertelement <4 x i32> %ra, i32 %c1, i32 1
393  %rc = insertelement <4 x i32> %rb, i32 %c2, i32 2
394  %rd = insertelement <4 x i32> %rc, i32 %c3, i32 3
395  ret <4 x i32> %rd
396}
397
398define <2 x float> @simple_select_v2(<2 x float> %a, <2 x float> %b, <2 x i32> %c) #0 {
399; CHECK-LABEL: @simple_select_v2(
400; CHECK-NEXT:    [[TMP1:%.*]] = icmp ne <2 x i32> [[C:%.*]], zeroinitializer
401; CHECK-NEXT:    [[TMP2:%.*]] = select <2 x i1> [[TMP1]], <2 x float> [[A:%.*]], <2 x float> [[B:%.*]]
402; CHECK-NEXT:    ret <2 x float> [[TMP2]]
403;
404  %c0 = extractelement <2 x i32> %c, i32 0
405  %c1 = extractelement <2 x i32> %c, i32 1
406  %a0 = extractelement <2 x float> %a, i32 0
407  %a1 = extractelement <2 x float> %a, i32 1
408  %b0 = extractelement <2 x float> %b, i32 0
409  %b1 = extractelement <2 x float> %b, i32 1
410  %cmp0 = icmp ne i32 %c0, 0
411  %cmp1 = icmp ne i32 %c1, 0
412  %s0 = select i1 %cmp0, float %a0, float %b0
413  %s1 = select i1 %cmp1, float %a1, float %b1
414  %ra = insertelement <2 x float> undef, float %s0, i32 0
415  %rb = insertelement <2 x float> %ra, float %s1, i32 1
416  ret <2 x float> %rb
417}
418
419; Make sure when we construct partial vectors, we don't keep
420; re-visiting the insertelement chains starting with undef
421; (low cost threshold needed to force this to happen)
422define <4 x float> @simple_select_partial_vector(<4 x float> %a, <4 x float> %b, <4 x i32> %c) #0 {
423; CHECK-LABEL: @simple_select_partial_vector(
424; CHECK-NEXT:    [[C0:%.*]] = extractelement <4 x i32> [[C:%.*]], i32 0
425; CHECK-NEXT:    [[C1:%.*]] = extractelement <4 x i32> [[C]], i32 1
426; CHECK-NEXT:    [[A0:%.*]] = extractelement <4 x float> [[A:%.*]], i32 0
427; CHECK-NEXT:    [[A1:%.*]] = extractelement <4 x float> [[A]], i32 1
428; CHECK-NEXT:    [[B0:%.*]] = extractelement <4 x float> [[B:%.*]], i32 0
429; CHECK-NEXT:    [[B1:%.*]] = extractelement <4 x float> [[B]], i32 1
430; CHECK-NEXT:    [[TMP1:%.*]] = insertelement <2 x i32> undef, i32 [[C0]], i32 0
431; CHECK-NEXT:    [[TMP2:%.*]] = insertelement <2 x i32> [[TMP1]], i32 [[C1]], i32 1
432; CHECK-NEXT:    [[TMP3:%.*]] = icmp ne <2 x i32> [[TMP2]], zeroinitializer
433; CHECK-NEXT:    [[TMP4:%.*]] = insertelement <2 x float> undef, float [[A0]], i32 0
434; CHECK-NEXT:    [[TMP5:%.*]] = insertelement <2 x float> [[TMP4]], float [[A1]], i32 1
435; CHECK-NEXT:    [[TMP6:%.*]] = insertelement <2 x float> undef, float [[B0]], i32 0
436; CHECK-NEXT:    [[TMP7:%.*]] = insertelement <2 x float> [[TMP6]], float [[B1]], i32 1
437; CHECK-NEXT:    [[TMP8:%.*]] = select <2 x i1> [[TMP3]], <2 x float> [[TMP5]], <2 x float> [[TMP7]]
438; CHECK-NEXT:    [[TMP9:%.*]] = extractelement <2 x float> [[TMP8]], i32 0
439; CHECK-NEXT:    [[RA:%.*]] = insertelement <4 x float> undef, float [[TMP9]], i32 0
440; CHECK-NEXT:    [[TMP10:%.*]] = extractelement <2 x float> [[TMP8]], i32 1
441; CHECK-NEXT:    [[RB:%.*]] = insertelement <4 x float> [[RA]], float [[TMP10]], i32 1
442; CHECK-NEXT:    ret <4 x float> [[RB]]
443;
444  %c0 = extractelement <4 x i32> %c, i32 0
445  %c1 = extractelement <4 x i32> %c, i32 1
446  %a0 = extractelement <4 x float> %a, i32 0
447  %a1 = extractelement <4 x float> %a, i32 1
448  %b0 = extractelement <4 x float> %b, i32 0
449  %b1 = extractelement <4 x float> %b, i32 1
450  %1 = insertelement <2 x i32> undef, i32 %c0, i32 0
451  %2 = insertelement <2 x i32> %1, i32 %c1, i32 1
452  %3 = icmp ne <2 x i32> %2, zeroinitializer
453  %4 = insertelement <2 x float> undef, float %a0, i32 0
454  %5 = insertelement <2 x float> %4, float %a1, i32 1
455  %6 = insertelement <2 x float> undef, float %b0, i32 0
456  %7 = insertelement <2 x float> %6, float %b1, i32 1
457  %8 = select <2 x i1> %3, <2 x float> %5, <2 x float> %7
458  %9 = extractelement <2 x float> %8, i32 0
459  %ra = insertelement <4 x float> undef, float %9, i32 0
460  %10 = extractelement <2 x float> %8, i32 1
461  %rb = insertelement <4 x float> %ra, float %10, i32 1
462  ret <4 x float> %rb
463}
464
465; Make sure that vectorization happens even if insertelements operations
466; must be rescheduled. The case here is from compiling Julia.
467define <4 x float> @reschedule_extract(<4 x float> %a, <4 x float> %b) {
468; THRESHOLD-LABEL: @reschedule_extract(
469; THRESHOLD-NEXT:    [[TMP1:%.*]] = fadd <4 x float> [[A:%.*]], [[B:%.*]]
470; THRESHOLD-NEXT:    ret <4 x float> [[TMP1]]
471;
472; NOTHRESHOLD-LABEL: @reschedule_extract(
473; NOTHRESHOLD-NEXT:    [[TMP1:%.*]] = fadd <4 x float> [[A:%.*]], [[B:%.*]]
474; NOTHRESHOLD-NEXT:    ret <4 x float> [[TMP1]]
475;
476; MINTREESIZE-LABEL: @reschedule_extract(
477; MINTREESIZE-NEXT:    [[TMP1:%.*]] = extractelement <4 x float> [[B:%.*]], i32 3
478; MINTREESIZE-NEXT:    [[TMP2:%.*]] = extractelement <4 x float> [[A:%.*]], i32 3
479; MINTREESIZE-NEXT:    [[TMP3:%.*]] = insertelement <2 x float> poison, float [[TMP2]], i32 0
480; MINTREESIZE-NEXT:    [[TMP4:%.*]] = insertelement <2 x float> [[TMP3]], float [[TMP1]], i32 1
481; MINTREESIZE-NEXT:    [[TMP5:%.*]] = fadd <4 x float> [[A]], [[B]]
482; MINTREESIZE-NEXT:    ret <4 x float> [[TMP5]]
483;
484  %a0 = extractelement <4 x float> %a, i32 0
485  %b0 = extractelement <4 x float> %b, i32 0
486  %c0 = fadd float %a0, %b0
487  %v0 = insertelement <4 x float> undef, float %c0, i32 0
488  %a1 = extractelement <4 x float> %a, i32 1
489  %b1 = extractelement <4 x float> %b, i32 1
490  %c1 = fadd float %a1, %b1
491  %v1 = insertelement <4 x float> %v0, float %c1, i32 1
492  %a2 = extractelement <4 x float> %a, i32 2
493  %b2 = extractelement <4 x float> %b, i32 2
494  %c2 = fadd float %a2, %b2
495  %v2 = insertelement <4 x float> %v1, float %c2, i32 2
496  %a3 = extractelement <4 x float> %a, i32 3
497  %b3 = extractelement <4 x float> %b, i32 3
498  %c3 = fadd float %a3, %b3
499  %v3 = insertelement <4 x float> %v2, float %c3, i32 3
500  ret <4 x float> %v3
501}
502
503; Check that cost model for vectorization takes credit for
504; instructions that are erased.
505define <4 x float> @take_credit(<4 x float> %a, <4 x float> %b) {
506; THRESHOLD-LABEL: @take_credit(
507; THRESHOLD-NEXT:    [[TMP1:%.*]] = fadd <4 x float> [[A:%.*]], [[B:%.*]]
508; THRESHOLD-NEXT:    ret <4 x float> [[TMP1]]
509;
510; NOTHRESHOLD-LABEL: @take_credit(
511; NOTHRESHOLD-NEXT:    [[TMP1:%.*]] = fadd <4 x float> [[A:%.*]], [[B:%.*]]
512; NOTHRESHOLD-NEXT:    ret <4 x float> [[TMP1]]
513;
514; MINTREESIZE-LABEL: @take_credit(
515; MINTREESIZE-NEXT:    [[TMP1:%.*]] = extractelement <4 x float> [[B:%.*]], i32 3
516; MINTREESIZE-NEXT:    [[TMP2:%.*]] = extractelement <4 x float> [[A:%.*]], i32 3
517; MINTREESIZE-NEXT:    [[TMP3:%.*]] = insertelement <2 x float> poison, float [[TMP2]], i32 0
518; MINTREESIZE-NEXT:    [[TMP4:%.*]] = insertelement <2 x float> [[TMP3]], float [[TMP1]], i32 1
519; MINTREESIZE-NEXT:    [[TMP5:%.*]] = fadd <4 x float> [[A]], [[B]]
520; MINTREESIZE-NEXT:    ret <4 x float> [[TMP5]]
521;
522  %a0 = extractelement <4 x float> %a, i32 0
523  %b0 = extractelement <4 x float> %b, i32 0
524  %c0 = fadd float %a0, %b0
525  %a1 = extractelement <4 x float> %a, i32 1
526  %b1 = extractelement <4 x float> %b, i32 1
527  %c1 = fadd float %a1, %b1
528  %a2 = extractelement <4 x float> %a, i32 2
529  %b2 = extractelement <4 x float> %b, i32 2
530  %c2 = fadd float %a2, %b2
531  %a3 = extractelement <4 x float> %a, i32 3
532  %b3 = extractelement <4 x float> %b, i32 3
533  %c3 = fadd float %a3, %b3
534  %v0 = insertelement <4 x float> undef, float %c0, i32 0
535  %v1 = insertelement <4 x float> %v0, float %c1, i32 1
536  %v2 = insertelement <4 x float> %v1, float %c2, i32 2
537  %v3 = insertelement <4 x float> %v2, float %c3, i32 3
538  ret <4 x float> %v3
539}
540
541; Make sure we handle multiple trees that feed one build vector correctly.
542define <4 x double> @multi_tree(double %w, double %x, double %y, double %z) {
543; CHECK-LABEL: @multi_tree(
544; CHECK-NEXT:    [[TMP1:%.*]] = insertelement <4 x double> poison, double [[Z:%.*]], i32 0
545; CHECK-NEXT:    [[TMP2:%.*]] = insertelement <4 x double> [[TMP1]], double [[Y:%.*]], i32 1
546; CHECK-NEXT:    [[TMP3:%.*]] = insertelement <4 x double> [[TMP2]], double [[X:%.*]], i32 2
547; CHECK-NEXT:    [[TMP4:%.*]] = insertelement <4 x double> [[TMP3]], double [[W:%.*]], i32 3
548; CHECK-NEXT:    [[TMP5:%.*]] = fadd <4 x double> [[TMP4]], <double 3.000000e+00, double 2.000000e+00, double 1.000000e+00, double 0.000000e+00>
549; CHECK-NEXT:    [[TMP6:%.*]] = fmul <4 x double> [[TMP5]], <double 1.000000e+00, double 1.000000e+00, double 1.000000e+00, double 1.000000e+00>
550; CHECK-NEXT:    ret <4 x double> [[TMP6]]
551;
552  %t0 = fadd double %w , 0.000000e+00
553  %t1 = fadd double %x , 1.000000e+00
554  %t2 = fadd double %y , 2.000000e+00
555  %t3 = fadd double %z , 3.000000e+00
556  %t4 = fmul double %t0, 1.000000e+00
557  %i1 = insertelement <4 x double> undef, double %t4, i32 3
558  %t5 = fmul double %t1, 1.000000e+00
559  %i2 = insertelement <4 x double> %i1, double %t5, i32 2
560  %t6 = fmul double %t2, 1.000000e+00
561  %i3 = insertelement <4 x double> %i2, double %t6, i32 1
562  %t7 = fmul double %t3, 1.000000e+00
563  %i4 = insertelement <4 x double> %i3, double %t7, i32 0
564  ret <4 x double> %i4
565}
566
567define <8 x float> @_vadd256(<8 x float> %a, <8 x float> %b) local_unnamed_addr #0 {
568; THRESHOLD-LABEL: @_vadd256(
569; THRESHOLD-NEXT:    [[TMP1:%.*]] = fadd <8 x float> [[A:%.*]], [[B:%.*]]
570; THRESHOLD-NEXT:    ret <8 x float> [[TMP1]]
571;
572; NOTHRESHOLD-LABEL: @_vadd256(
573; NOTHRESHOLD-NEXT:    [[TMP1:%.*]] = fadd <8 x float> [[A:%.*]], [[B:%.*]]
574; NOTHRESHOLD-NEXT:    ret <8 x float> [[TMP1]]
575;
576; MINTREESIZE-LABEL: @_vadd256(
577; MINTREESIZE-NEXT:    [[TMP1:%.*]] = extractelement <8 x float> [[B:%.*]], i32 7
578; MINTREESIZE-NEXT:    [[TMP2:%.*]] = extractelement <8 x float> [[A:%.*]], i32 7
579; MINTREESIZE-NEXT:    [[TMP3:%.*]] = insertelement <2 x float> poison, float [[TMP2]], i32 0
580; MINTREESIZE-NEXT:    [[TMP4:%.*]] = insertelement <2 x float> [[TMP3]], float [[TMP1]], i32 1
581; MINTREESIZE-NEXT:    [[TMP5:%.*]] = fadd <8 x float> [[A]], [[B]]
582; MINTREESIZE-NEXT:    ret <8 x float> [[TMP5]]
583;
584  %vecext = extractelement <8 x float> %a, i32 0
585  %vecext1 = extractelement <8 x float> %b, i32 0
586  %add = fadd float %vecext, %vecext1
587  %vecext2 = extractelement <8 x float> %a, i32 1
588  %vecext3 = extractelement <8 x float> %b, i32 1
589  %add4 = fadd float %vecext2, %vecext3
590  %vecext5 = extractelement <8 x float> %a, i32 2
591  %vecext6 = extractelement <8 x float> %b, i32 2
592  %add7 = fadd float %vecext5, %vecext6
593  %vecext8 = extractelement <8 x float> %a, i32 3
594  %vecext9 = extractelement <8 x float> %b, i32 3
595  %add10 = fadd float %vecext8, %vecext9
596  %vecext11 = extractelement <8 x float> %a, i32 4
597  %vecext12 = extractelement <8 x float> %b, i32 4
598  %add13 = fadd float %vecext11, %vecext12
599  %vecext14 = extractelement <8 x float> %a, i32 5
600  %vecext15 = extractelement <8 x float> %b, i32 5
601  %add16 = fadd float %vecext14, %vecext15
602  %vecext17 = extractelement <8 x float> %a, i32 6
603  %vecext18 = extractelement <8 x float> %b, i32 6
604  %add19 = fadd float %vecext17, %vecext18
605  %vecext20 = extractelement <8 x float> %a, i32 7
606  %vecext21 = extractelement <8 x float> %b, i32 7
607  %add22 = fadd float %vecext20, %vecext21
608  %vecinit.i = insertelement <8 x float> undef, float %add, i32 0
609  %vecinit1.i = insertelement <8 x float> %vecinit.i, float %add4, i32 1
610  %vecinit2.i = insertelement <8 x float> %vecinit1.i, float %add7, i32 2
611  %vecinit3.i = insertelement <8 x float> %vecinit2.i, float %add10, i32 3
612  %vecinit4.i = insertelement <8 x float> %vecinit3.i, float %add13, i32 4
613  %vecinit5.i = insertelement <8 x float> %vecinit4.i, float %add16, i32 5
614  %vecinit6.i = insertelement <8 x float> %vecinit5.i, float %add19, i32 6
615  %vecinit7.i = insertelement <8 x float> %vecinit6.i, float %add22, i32 7
616  ret <8 x float> %vecinit7.i
617}
618
619attributes #0 = { nounwind ssp uwtable "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
620