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:    [[S0:%.*]] = select i1 [[CMP0]], float [[A0]], float [[B0]]
171; MINTREESIZE-NEXT:    [[S1:%.*]] = select i1 [[CMP1]], float [[A1]], float [[B1]]
172; MINTREESIZE-NEXT:    [[S2:%.*]] = select i1 [[CMP2]], float [[A2]], float [[B2]]
173; MINTREESIZE-NEXT:    [[S3:%.*]] = select i1 [[CMP3]], float [[A3]], float [[B3]]
174; MINTREESIZE-NEXT:    [[RA:%.*]] = insertelement <4 x float> undef, float [[S0]], i32 0
175; MINTREESIZE-NEXT:    [[RB:%.*]] = insertelement <4 x float> [[RA]], float [[S1]], i32 1
176; MINTREESIZE-NEXT:    [[RC:%.*]] = insertelement <4 x float> [[RB]], float [[S2]], i32 2
177; MINTREESIZE-NEXT:    [[RD:%.*]] = insertelement <4 x float> [[RC]], float [[S3]], i32 3
178; MINTREESIZE-NEXT:    [[Q0:%.*]] = extractelement <4 x float> [[RD]], i32 0
179; MINTREESIZE-NEXT:    [[Q1:%.*]] = extractelement <4 x float> [[RD]], i32 1
180; MINTREESIZE-NEXT:    [[Q2:%.*]] = extractelement <4 x float> [[RD]], i32 2
181; MINTREESIZE-NEXT:    [[Q3:%.*]] = extractelement <4 x float> [[RD]], i32 3
182; MINTREESIZE-NEXT:    [[TMP1:%.*]] = insertelement <2 x float> poison, float [[Q2]], i32 0
183; MINTREESIZE-NEXT:    [[TMP2:%.*]] = insertelement <2 x float> [[TMP1]], float [[Q3]], i32 1
184; MINTREESIZE-NEXT:    [[Q4:%.*]] = fadd float [[Q0]], [[Q1]]
185; MINTREESIZE-NEXT:    [[Q5:%.*]] = fadd float [[Q2]], [[Q3]]
186; MINTREESIZE-NEXT:    [[TMP3:%.*]] = insertelement <2 x float> poison, float [[Q4]], i32 0
187; MINTREESIZE-NEXT:    [[TMP4:%.*]] = insertelement <2 x float> [[TMP3]], float [[Q5]], i32 1
188; MINTREESIZE-NEXT:    [[Q6:%.*]] = fadd float [[Q4]], [[Q5]]
189; MINTREESIZE-NEXT:    [[TMP5:%.*]] = insertelement <2 x float> poison, float [[Q6]], i32 0
190; MINTREESIZE-NEXT:    [[TMP6:%.*]] = insertelement <2 x float> [[TMP5]], float [[Q5]], i32 1
191; MINTREESIZE-NEXT:    [[QI:%.*]] = fcmp olt float [[Q6]], [[Q5]]
192; MINTREESIZE-NEXT:    call void @llvm.assume(i1 [[QI]])
193; MINTREESIZE-NEXT:    ret <4 x float> undef
194;
195  %c0 = extractelement <4 x i32> %c, i32 0
196  %c1 = extractelement <4 x i32> %c, i32 1
197  %c2 = extractelement <4 x i32> %c, i32 2
198  %c3 = extractelement <4 x i32> %c, i32 3
199  %a0 = extractelement <4 x float> %a, i32 0
200  %a1 = extractelement <4 x float> %a, i32 1
201  %a2 = extractelement <4 x float> %a, i32 2
202  %a3 = extractelement <4 x float> %a, i32 3
203  %b0 = extractelement <4 x float> %b, i32 0
204  %b1 = extractelement <4 x float> %b, i32 1
205  %b2 = extractelement <4 x float> %b, i32 2
206  %b3 = extractelement <4 x float> %b, i32 3
207  %cmp0 = icmp ne i32 %c0, 0
208  %cmp1 = icmp ne i32 %c1, 0
209  %cmp2 = icmp ne i32 %c2, 0
210  %cmp3 = icmp ne i32 %c3, 0
211  %s0 = select i1 %cmp0, float %a0, float %b0
212  %s1 = select i1 %cmp1, float %a1, float %b1
213  %s2 = select i1 %cmp2, float %a2, float %b2
214  %s3 = select i1 %cmp3, float %a3, float %b3
215  %ra = insertelement <4 x float> undef, float %s0, i32 0
216  %rb = insertelement <4 x float> %ra, float %s1, i32 1
217  %rc = insertelement <4 x float> %rb, float %s2, i32 2
218  %rd = insertelement <4 x float> %rc, float %s3, i32 3
219  %q0 = extractelement <4 x float> %rd, i32 0
220  %q1 = extractelement <4 x float> %rd, i32 1
221  %q2 = extractelement <4 x float> %rd, i32 2
222  %q3 = extractelement <4 x float> %rd, i32 3
223  %q4 = fadd float %q0, %q1
224  %q5 = fadd float %q2, %q3
225  %q6 = fadd float %q4, %q5
226  %qi = fcmp olt float %q6, %q5
227  call void @llvm.assume(i1 %qi)
228  ret <4 x float> undef
229}
230
231; Insert in an order different from the vector indices to make sure it
232; doesn't matter
233define <4 x float> @simple_select_insert_out_of_order(<4 x float> %a, <4 x float> %b, <4 x i32> %c) #0 {
234; CHECK-LABEL: @simple_select_insert_out_of_order(
235; CHECK-NEXT:    [[TMP1:%.*]] = icmp ne <4 x i32> [[C:%.*]], zeroinitializer
236; CHECK-NEXT:    [[TMP2:%.*]] = select <4 x i1> [[TMP1]], <4 x float> [[A:%.*]], <4 x float> [[B:%.*]]
237; CHECK-NEXT:    [[TMP3:%.*]] = shufflevector <4 x float> [[TMP2]], <4 x float> poison, <4 x i32> <i32 2, i32 1, i32 0, i32 3>
238; CHECK-NEXT:    ret <4 x float> [[TMP3]]
239;
240  %c0 = extractelement <4 x i32> %c, i32 0
241  %c1 = extractelement <4 x i32> %c, i32 1
242  %c2 = extractelement <4 x i32> %c, i32 2
243  %c3 = extractelement <4 x i32> %c, i32 3
244  %a0 = extractelement <4 x float> %a, i32 0
245  %a1 = extractelement <4 x float> %a, i32 1
246  %a2 = extractelement <4 x float> %a, i32 2
247  %a3 = extractelement <4 x float> %a, i32 3
248  %b0 = extractelement <4 x float> %b, i32 0
249  %b1 = extractelement <4 x float> %b, i32 1
250  %b2 = extractelement <4 x float> %b, i32 2
251  %b3 = extractelement <4 x float> %b, i32 3
252  %cmp0 = icmp ne i32 %c0, 0
253  %cmp1 = icmp ne i32 %c1, 0
254  %cmp2 = icmp ne i32 %c2, 0
255  %cmp3 = icmp ne i32 %c3, 0
256  %s0 = select i1 %cmp0, float %a0, float %b0
257  %s1 = select i1 %cmp1, float %a1, float %b1
258  %s2 = select i1 %cmp2, float %a2, float %b2
259  %s3 = select i1 %cmp3, float %a3, float %b3
260  %ra = insertelement <4 x float> undef, float %s0, i32 2
261  %rb = insertelement <4 x float> %ra, float %s1, i32 1
262  %rc = insertelement <4 x float> %rb, float %s2, i32 0
263  %rd = insertelement <4 x float> %rc, float %s3, i32 3
264  ret <4 x float> %rd
265}
266
267declare void @v4f32_user(<4 x float>) #0
268declare void @f32_user(float) #0
269
270; Multiple users of the final constructed vector
271define <4 x float> @simple_select_users(<4 x float> %a, <4 x float> %b, <4 x i32> %c) #0 {
272; CHECK-LABEL: @simple_select_users(
273; CHECK-NEXT:    [[TMP1:%.*]] = icmp ne <4 x i32> [[C:%.*]], zeroinitializer
274; CHECK-NEXT:    [[TMP2:%.*]] = select <4 x i1> [[TMP1]], <4 x float> [[A:%.*]], <4 x float> [[B:%.*]]
275; CHECK-NEXT:    call void @v4f32_user(<4 x float> [[TMP2]]) #[[ATTR0:[0-9]+]]
276; CHECK-NEXT:    ret <4 x float> [[TMP2]]
277;
278  %c0 = extractelement <4 x i32> %c, i32 0
279  %c1 = extractelement <4 x i32> %c, i32 1
280  %c2 = extractelement <4 x i32> %c, i32 2
281  %c3 = extractelement <4 x i32> %c, i32 3
282  %a0 = extractelement <4 x float> %a, i32 0
283  %a1 = extractelement <4 x float> %a, i32 1
284  %a2 = extractelement <4 x float> %a, i32 2
285  %a3 = extractelement <4 x float> %a, i32 3
286  %b0 = extractelement <4 x float> %b, i32 0
287  %b1 = extractelement <4 x float> %b, i32 1
288  %b2 = extractelement <4 x float> %b, i32 2
289  %b3 = extractelement <4 x float> %b, i32 3
290  %cmp0 = icmp ne i32 %c0, 0
291  %cmp1 = icmp ne i32 %c1, 0
292  %cmp2 = icmp ne i32 %c2, 0
293  %cmp3 = icmp ne i32 %c3, 0
294  %s0 = select i1 %cmp0, float %a0, float %b0
295  %s1 = select i1 %cmp1, float %a1, float %b1
296  %s2 = select i1 %cmp2, float %a2, float %b2
297  %s3 = select i1 %cmp3, float %a3, float %b3
298  %ra = insertelement <4 x float> undef, float %s0, i32 0
299  %rb = insertelement <4 x float> %ra, float %s1, i32 1
300  %rc = insertelement <4 x float> %rb, float %s2, i32 2
301  %rd = insertelement <4 x float> %rc, float %s3, i32 3
302  call void @v4f32_user(<4 x float> %rd) #0
303  ret <4 x float> %rd
304}
305
306; Unused insertelement
307define <4 x float> @simple_select_no_users(<4 x float> %a, <4 x float> %b, <4 x i32> %c) #0 {
308; CHECK-LABEL: @simple_select_no_users(
309; CHECK-NEXT:    [[C0:%.*]] = extractelement <4 x i32> [[C:%.*]], i32 0
310; CHECK-NEXT:    [[C1:%.*]] = extractelement <4 x i32> [[C]], i32 1
311; CHECK-NEXT:    [[C2:%.*]] = extractelement <4 x i32> [[C]], i32 2
312; CHECK-NEXT:    [[C3:%.*]] = extractelement <4 x i32> [[C]], i32 3
313; CHECK-NEXT:    [[A0:%.*]] = extractelement <4 x float> [[A:%.*]], i32 0
314; CHECK-NEXT:    [[A1:%.*]] = extractelement <4 x float> [[A]], i32 1
315; CHECK-NEXT:    [[A2:%.*]] = extractelement <4 x float> [[A]], i32 2
316; CHECK-NEXT:    [[A3:%.*]] = extractelement <4 x float> [[A]], i32 3
317; CHECK-NEXT:    [[B0:%.*]] = extractelement <4 x float> [[B:%.*]], i32 0
318; CHECK-NEXT:    [[B1:%.*]] = extractelement <4 x float> [[B]], i32 1
319; CHECK-NEXT:    [[B2:%.*]] = extractelement <4 x float> [[B]], i32 2
320; CHECK-NEXT:    [[B3:%.*]] = extractelement <4 x float> [[B]], i32 3
321; CHECK-NEXT:    [[TMP1:%.*]] = insertelement <2 x i32> poison, i32 [[C0]], i32 0
322; CHECK-NEXT:    [[TMP2:%.*]] = insertelement <2 x i32> [[TMP1]], i32 [[C1]], i32 1
323; CHECK-NEXT:    [[TMP3:%.*]] = icmp ne <2 x i32> [[TMP2]], zeroinitializer
324; CHECK-NEXT:    [[TMP4:%.*]] = insertelement <2 x i32> poison, i32 [[C2]], i32 0
325; CHECK-NEXT:    [[TMP5:%.*]] = insertelement <2 x i32> [[TMP4]], i32 [[C3]], i32 1
326; CHECK-NEXT:    [[TMP6:%.*]] = icmp ne <2 x i32> [[TMP5]], zeroinitializer
327; CHECK-NEXT:    [[TMP7:%.*]] = insertelement <2 x float> poison, float [[A0]], i32 0
328; CHECK-NEXT:    [[TMP8:%.*]] = insertelement <2 x float> [[TMP7]], float [[A1]], i32 1
329; CHECK-NEXT:    [[TMP9:%.*]] = insertelement <2 x float> poison, float [[B0]], i32 0
330; CHECK-NEXT:    [[TMP10:%.*]] = insertelement <2 x float> [[TMP9]], float [[B1]], i32 1
331; CHECK-NEXT:    [[TMP11:%.*]] = select <2 x i1> [[TMP3]], <2 x float> [[TMP8]], <2 x float> [[TMP10]]
332; CHECK-NEXT:    [[TMP12:%.*]] = insertelement <2 x float> poison, float [[A2]], i32 0
333; CHECK-NEXT:    [[TMP13:%.*]] = insertelement <2 x float> [[TMP12]], float [[A3]], i32 1
334; CHECK-NEXT:    [[TMP14:%.*]] = insertelement <2 x float> poison, float [[B2]], i32 0
335; CHECK-NEXT:    [[TMP15:%.*]] = insertelement <2 x float> [[TMP14]], float [[B3]], i32 1
336; CHECK-NEXT:    [[TMP16:%.*]] = select <2 x i1> [[TMP6]], <2 x float> [[TMP13]], <2 x float> [[TMP15]]
337; CHECK-NEXT:    [[TMP17:%.*]] = shufflevector <2 x float> [[TMP11]], <2 x float> poison, <4 x i32> <i32 0, i32 1, i32 undef, i32 undef>
338; CHECK-NEXT:    [[TMP18:%.*]] = shufflevector <2 x float> [[TMP16]], <2 x float> poison, <4 x i32> <i32 0, i32 1, i32 undef, i32 undef>
339; CHECK-NEXT:    [[RD1:%.*]] = shufflevector <4 x float> undef, <4 x float> [[TMP18]], <4 x i32> <i32 0, i32 1, i32 4, i32 5>
340; CHECK-NEXT:    ret <4 x float> [[RD1]]
341;
342  %c0 = extractelement <4 x i32> %c, i32 0
343  %c1 = extractelement <4 x i32> %c, i32 1
344  %c2 = extractelement <4 x i32> %c, i32 2
345  %c3 = extractelement <4 x i32> %c, i32 3
346  %a0 = extractelement <4 x float> %a, i32 0
347  %a1 = extractelement <4 x float> %a, i32 1
348  %a2 = extractelement <4 x float> %a, i32 2
349  %a3 = extractelement <4 x float> %a, i32 3
350  %b0 = extractelement <4 x float> %b, i32 0
351  %b1 = extractelement <4 x float> %b, i32 1
352  %b2 = extractelement <4 x float> %b, i32 2
353  %b3 = extractelement <4 x float> %b, i32 3
354  %cmp0 = icmp ne i32 %c0, 0
355  %cmp1 = icmp ne i32 %c1, 0
356  %cmp2 = icmp ne i32 %c2, 0
357  %cmp3 = icmp ne i32 %c3, 0
358  %s0 = select i1 %cmp0, float %a0, float %b0
359  %s1 = select i1 %cmp1, float %a1, float %b1
360  %s2 = select i1 %cmp2, float %a2, float %b2
361  %s3 = select i1 %cmp3, float %a3, float %b3
362  %ra = insertelement <4 x float> undef, float %s0, i32 0
363  %rb = insertelement <4 x float> %ra, float %s1, i32 1
364  %rc = insertelement <4 x float> undef, float %s2, i32 2
365  %rd = insertelement <4 x float> %rc, float %s3, i32 3
366  ret <4 x float> %rd
367}
368
369; Make sure infinite loop doesn't happen which I ran into when trying
370; to do this backwards this backwards
371define <4 x i32> @reconstruct(<4 x i32> %c) #0 {
372; CHECK-LABEL: @reconstruct(
373; CHECK-NEXT:    [[C0:%.*]] = extractelement <4 x i32> [[C:%.*]], i32 0
374; CHECK-NEXT:    [[C1:%.*]] = extractelement <4 x i32> [[C]], i32 1
375; CHECK-NEXT:    [[C2:%.*]] = extractelement <4 x i32> [[C]], i32 2
376; CHECK-NEXT:    [[C3:%.*]] = extractelement <4 x i32> [[C]], i32 3
377; CHECK-NEXT:    [[RA:%.*]] = insertelement <4 x i32> undef, i32 [[C0]], i32 0
378; CHECK-NEXT:    [[RB:%.*]] = insertelement <4 x i32> [[RA]], i32 [[C1]], i32 1
379; CHECK-NEXT:    [[RC:%.*]] = insertelement <4 x i32> [[RB]], i32 [[C2]], i32 2
380; CHECK-NEXT:    [[RD:%.*]] = insertelement <4 x i32> [[RC]], i32 [[C3]], i32 3
381; CHECK-NEXT:    ret <4 x i32> [[RD]]
382;
383  %c0 = extractelement <4 x i32> %c, i32 0
384  %c1 = extractelement <4 x i32> %c, i32 1
385  %c2 = extractelement <4 x i32> %c, i32 2
386  %c3 = extractelement <4 x i32> %c, i32 3
387  %ra = insertelement <4 x i32> undef, i32 %c0, i32 0
388  %rb = insertelement <4 x i32> %ra, i32 %c1, i32 1
389  %rc = insertelement <4 x i32> %rb, i32 %c2, i32 2
390  %rd = insertelement <4 x i32> %rc, i32 %c3, i32 3
391  ret <4 x i32> %rd
392}
393
394define <2 x float> @simple_select_v2(<2 x float> %a, <2 x float> %b, <2 x i32> %c) #0 {
395; CHECK-LABEL: @simple_select_v2(
396; CHECK-NEXT:    [[TMP1:%.*]] = icmp ne <2 x i32> [[C:%.*]], zeroinitializer
397; CHECK-NEXT:    [[TMP2:%.*]] = select <2 x i1> [[TMP1]], <2 x float> [[A:%.*]], <2 x float> [[B:%.*]]
398; CHECK-NEXT:    ret <2 x float> [[TMP2]]
399;
400  %c0 = extractelement <2 x i32> %c, i32 0
401  %c1 = extractelement <2 x i32> %c, i32 1
402  %a0 = extractelement <2 x float> %a, i32 0
403  %a1 = extractelement <2 x float> %a, i32 1
404  %b0 = extractelement <2 x float> %b, i32 0
405  %b1 = extractelement <2 x float> %b, i32 1
406  %cmp0 = icmp ne i32 %c0, 0
407  %cmp1 = icmp ne i32 %c1, 0
408  %s0 = select i1 %cmp0, float %a0, float %b0
409  %s1 = select i1 %cmp1, float %a1, float %b1
410  %ra = insertelement <2 x float> undef, float %s0, i32 0
411  %rb = insertelement <2 x float> %ra, float %s1, i32 1
412  ret <2 x float> %rb
413}
414
415; Make sure when we construct partial vectors, we don't keep
416; re-visiting the insertelement chains starting with undef
417; (low cost threshold needed to force this to happen)
418define <4 x float> @simple_select_partial_vector(<4 x float> %a, <4 x float> %b, <4 x i32> %c) #0 {
419; CHECK-LABEL: @simple_select_partial_vector(
420; CHECK-NEXT:    [[C0:%.*]] = extractelement <4 x i32> [[C:%.*]], i32 0
421; CHECK-NEXT:    [[C1:%.*]] = extractelement <4 x i32> [[C]], i32 1
422; CHECK-NEXT:    [[A0:%.*]] = extractelement <4 x float> [[A:%.*]], i32 0
423; CHECK-NEXT:    [[A1:%.*]] = extractelement <4 x float> [[A]], i32 1
424; CHECK-NEXT:    [[B0:%.*]] = extractelement <4 x float> [[B:%.*]], i32 0
425; CHECK-NEXT:    [[B1:%.*]] = extractelement <4 x float> [[B]], i32 1
426; CHECK-NEXT:    [[TMP1:%.*]] = insertelement <2 x i32> undef, i32 [[C0]], i32 0
427; CHECK-NEXT:    [[TMP2:%.*]] = insertelement <2 x i32> [[TMP1]], i32 [[C1]], i32 1
428; CHECK-NEXT:    [[TMP3:%.*]] = icmp ne <2 x i32> [[TMP2]], zeroinitializer
429; CHECK-NEXT:    [[TMP4:%.*]] = insertelement <2 x float> undef, float [[A0]], i32 0
430; CHECK-NEXT:    [[TMP5:%.*]] = insertelement <2 x float> [[TMP4]], float [[A1]], i32 1
431; CHECK-NEXT:    [[TMP6:%.*]] = insertelement <2 x float> undef, float [[B0]], i32 0
432; CHECK-NEXT:    [[TMP7:%.*]] = insertelement <2 x float> [[TMP6]], float [[B1]], i32 1
433; CHECK-NEXT:    [[TMP8:%.*]] = select <2 x i1> [[TMP3]], <2 x float> [[TMP5]], <2 x float> [[TMP7]]
434; CHECK-NEXT:    [[TMP9:%.*]] = extractelement <2 x float> [[TMP8]], i32 0
435; CHECK-NEXT:    [[RA:%.*]] = insertelement <4 x float> undef, float [[TMP9]], i32 0
436; CHECK-NEXT:    [[TMP10:%.*]] = extractelement <2 x float> [[TMP8]], i32 1
437; CHECK-NEXT:    [[RB:%.*]] = insertelement <4 x float> [[RA]], float [[TMP10]], i32 1
438; CHECK-NEXT:    ret <4 x float> [[RB]]
439;
440  %c0 = extractelement <4 x i32> %c, i32 0
441  %c1 = extractelement <4 x i32> %c, i32 1
442  %a0 = extractelement <4 x float> %a, i32 0
443  %a1 = extractelement <4 x float> %a, i32 1
444  %b0 = extractelement <4 x float> %b, i32 0
445  %b1 = extractelement <4 x float> %b, i32 1
446  %1 = insertelement <2 x i32> undef, i32 %c0, i32 0
447  %2 = insertelement <2 x i32> %1, i32 %c1, i32 1
448  %3 = icmp ne <2 x i32> %2, zeroinitializer
449  %4 = insertelement <2 x float> undef, float %a0, i32 0
450  %5 = insertelement <2 x float> %4, float %a1, i32 1
451  %6 = insertelement <2 x float> undef, float %b0, i32 0
452  %7 = insertelement <2 x float> %6, float %b1, i32 1
453  %8 = select <2 x i1> %3, <2 x float> %5, <2 x float> %7
454  %9 = extractelement <2 x float> %8, i32 0
455  %ra = insertelement <4 x float> undef, float %9, i32 0
456  %10 = extractelement <2 x float> %8, i32 1
457  %rb = insertelement <4 x float> %ra, float %10, i32 1
458  ret <4 x float> %rb
459}
460
461; Make sure that vectorization happens even if insertelements operations
462; must be rescheduled. The case here is from compiling Julia.
463define <4 x float> @reschedule_extract(<4 x float> %a, <4 x float> %b) {
464; THRESHOLD-LABEL: @reschedule_extract(
465; THRESHOLD-NEXT:    [[TMP1:%.*]] = fadd <4 x float> [[A:%.*]], [[B:%.*]]
466; THRESHOLD-NEXT:    ret <4 x float> [[TMP1]]
467;
468; NOTHRESHOLD-LABEL: @reschedule_extract(
469; NOTHRESHOLD-NEXT:    [[TMP1:%.*]] = fadd <4 x float> [[A:%.*]], [[B:%.*]]
470; NOTHRESHOLD-NEXT:    ret <4 x float> [[TMP1]]
471;
472; MINTREESIZE-LABEL: @reschedule_extract(
473; MINTREESIZE-NEXT:    [[TMP1:%.*]] = extractelement <4 x float> [[B:%.*]], i32 3
474; MINTREESIZE-NEXT:    [[TMP2:%.*]] = extractelement <4 x float> [[B]], i32 2
475; MINTREESIZE-NEXT:    [[TMP3:%.*]] = extractelement <4 x float> [[B]], i32 1
476; MINTREESIZE-NEXT:    [[TMP4:%.*]] = extractelement <4 x float> [[B]], i32 0
477; MINTREESIZE-NEXT:    [[TMP5:%.*]] = extractelement <4 x float> [[A:%.*]], i32 3
478; MINTREESIZE-NEXT:    [[TMP6:%.*]] = extractelement <4 x float> [[A]], i32 2
479; MINTREESIZE-NEXT:    [[TMP7:%.*]] = extractelement <4 x float> [[A]], i32 1
480; MINTREESIZE-NEXT:    [[TMP8:%.*]] = extractelement <4 x float> [[A]], i32 0
481; MINTREESIZE-NEXT:    [[TMP9:%.*]] = insertelement <2 x float> poison, float [[TMP8]], i32 0
482; MINTREESIZE-NEXT:    [[TMP10:%.*]] = insertelement <2 x float> [[TMP9]], float [[TMP4]], i32 1
483; MINTREESIZE-NEXT:    [[TMP11:%.*]] = fadd <4 x float> [[A]], [[B]]
484; MINTREESIZE-NEXT:    [[TMP12:%.*]] = insertelement <2 x float> poison, float [[TMP7]], i32 0
485; MINTREESIZE-NEXT:    [[TMP13:%.*]] = insertelement <2 x float> [[TMP12]], float [[TMP3]], i32 1
486; MINTREESIZE-NEXT:    [[TMP14:%.*]] = insertelement <2 x float> poison, float [[TMP6]], i32 0
487; MINTREESIZE-NEXT:    [[TMP15:%.*]] = insertelement <2 x float> [[TMP14]], float [[TMP2]], i32 1
488; MINTREESIZE-NEXT:    [[TMP16:%.*]] = insertelement <2 x float> poison, float [[TMP5]], i32 0
489; MINTREESIZE-NEXT:    [[TMP17:%.*]] = insertelement <2 x float> [[TMP16]], float [[TMP1]], i32 1
490; MINTREESIZE-NEXT:    ret <4 x float> [[TMP11]]
491;
492  %a0 = extractelement <4 x float> %a, i32 0
493  %b0 = extractelement <4 x float> %b, i32 0
494  %c0 = fadd float %a0, %b0
495  %v0 = insertelement <4 x float> undef, float %c0, i32 0
496  %a1 = extractelement <4 x float> %a, i32 1
497  %b1 = extractelement <4 x float> %b, i32 1
498  %c1 = fadd float %a1, %b1
499  %v1 = insertelement <4 x float> %v0, float %c1, i32 1
500  %a2 = extractelement <4 x float> %a, i32 2
501  %b2 = extractelement <4 x float> %b, i32 2
502  %c2 = fadd float %a2, %b2
503  %v2 = insertelement <4 x float> %v1, float %c2, i32 2
504  %a3 = extractelement <4 x float> %a, i32 3
505  %b3 = extractelement <4 x float> %b, i32 3
506  %c3 = fadd float %a3, %b3
507  %v3 = insertelement <4 x float> %v2, float %c3, i32 3
508  ret <4 x float> %v3
509}
510
511; Check that cost model for vectorization takes credit for
512; instructions that are erased.
513define <4 x float> @take_credit(<4 x float> %a, <4 x float> %b) {
514; THRESHOLD-LABEL: @take_credit(
515; THRESHOLD-NEXT:    [[TMP1:%.*]] = fadd <4 x float> [[A:%.*]], [[B:%.*]]
516; THRESHOLD-NEXT:    ret <4 x float> [[TMP1]]
517;
518; NOTHRESHOLD-LABEL: @take_credit(
519; NOTHRESHOLD-NEXT:    [[TMP1:%.*]] = fadd <4 x float> [[A:%.*]], [[B:%.*]]
520; NOTHRESHOLD-NEXT:    ret <4 x float> [[TMP1]]
521;
522; MINTREESIZE-LABEL: @take_credit(
523; MINTREESIZE-NEXT:    [[TMP1:%.*]] = extractelement <4 x float> [[B:%.*]], i32 3
524; MINTREESIZE-NEXT:    [[TMP2:%.*]] = extractelement <4 x float> [[B]], i32 2
525; MINTREESIZE-NEXT:    [[TMP3:%.*]] = extractelement <4 x float> [[B]], i32 1
526; MINTREESIZE-NEXT:    [[TMP4:%.*]] = extractelement <4 x float> [[B]], i32 0
527; MINTREESIZE-NEXT:    [[TMP5:%.*]] = extractelement <4 x float> [[A:%.*]], i32 3
528; MINTREESIZE-NEXT:    [[TMP6:%.*]] = extractelement <4 x float> [[A]], i32 2
529; MINTREESIZE-NEXT:    [[TMP7:%.*]] = extractelement <4 x float> [[A]], i32 1
530; MINTREESIZE-NEXT:    [[TMP8:%.*]] = extractelement <4 x float> [[A]], i32 0
531; MINTREESIZE-NEXT:    [[TMP9:%.*]] = insertelement <2 x float> poison, float [[TMP8]], i32 0
532; MINTREESIZE-NEXT:    [[TMP10:%.*]] = insertelement <2 x float> [[TMP9]], float [[TMP4]], i32 1
533; MINTREESIZE-NEXT:    [[TMP11:%.*]] = insertelement <2 x float> poison, float [[TMP7]], i32 0
534; MINTREESIZE-NEXT:    [[TMP12:%.*]] = insertelement <2 x float> [[TMP11]], float [[TMP3]], i32 1
535; MINTREESIZE-NEXT:    [[TMP13:%.*]] = insertelement <2 x float> poison, float [[TMP6]], i32 0
536; MINTREESIZE-NEXT:    [[TMP14:%.*]] = insertelement <2 x float> [[TMP13]], float [[TMP2]], i32 1
537; MINTREESIZE-NEXT:    [[TMP15:%.*]] = insertelement <2 x float> poison, float [[TMP5]], i32 0
538; MINTREESIZE-NEXT:    [[TMP16:%.*]] = insertelement <2 x float> [[TMP15]], float [[TMP1]], i32 1
539; MINTREESIZE-NEXT:    [[TMP17:%.*]] = fadd <4 x float> [[A]], [[B]]
540; MINTREESIZE-NEXT:    ret <4 x float> [[TMP17]]
541;
542  %a0 = extractelement <4 x float> %a, i32 0
543  %b0 = extractelement <4 x float> %b, i32 0
544  %c0 = fadd float %a0, %b0
545  %a1 = extractelement <4 x float> %a, i32 1
546  %b1 = extractelement <4 x float> %b, i32 1
547  %c1 = fadd float %a1, %b1
548  %a2 = extractelement <4 x float> %a, i32 2
549  %b2 = extractelement <4 x float> %b, i32 2
550  %c2 = fadd float %a2, %b2
551  %a3 = extractelement <4 x float> %a, i32 3
552  %b3 = extractelement <4 x float> %b, i32 3
553  %c3 = fadd float %a3, %b3
554  %v0 = insertelement <4 x float> undef, float %c0, i32 0
555  %v1 = insertelement <4 x float> %v0, float %c1, i32 1
556  %v2 = insertelement <4 x float> %v1, float %c2, i32 2
557  %v3 = insertelement <4 x float> %v2, float %c3, i32 3
558  ret <4 x float> %v3
559}
560
561; Make sure we handle multiple trees that feed one build vector correctly.
562define <4 x double> @multi_tree(double %w, double %x, double %y, double %z) {
563; CHECK-LABEL: @multi_tree(
564; CHECK-NEXT:    [[TMP1:%.*]] = insertelement <4 x double> poison, double [[Z:%.*]], i32 0
565; CHECK-NEXT:    [[TMP2:%.*]] = insertelement <4 x double> [[TMP1]], double [[Y:%.*]], i32 1
566; CHECK-NEXT:    [[TMP3:%.*]] = insertelement <4 x double> [[TMP2]], double [[X:%.*]], i32 2
567; CHECK-NEXT:    [[TMP4:%.*]] = insertelement <4 x double> [[TMP3]], double [[W:%.*]], i32 3
568; CHECK-NEXT:    [[TMP5:%.*]] = fadd <4 x double> [[TMP4]], <double 3.000000e+00, double 2.000000e+00, double 1.000000e+00, double 0.000000e+00>
569; CHECK-NEXT:    [[TMP6:%.*]] = fmul <4 x double> [[TMP5]], <double 1.000000e+00, double 1.000000e+00, double 1.000000e+00, double 1.000000e+00>
570; CHECK-NEXT:    ret <4 x double> [[TMP6]]
571;
572  %t0 = fadd double %w , 0.000000e+00
573  %t1 = fadd double %x , 1.000000e+00
574  %t2 = fadd double %y , 2.000000e+00
575  %t3 = fadd double %z , 3.000000e+00
576  %t4 = fmul double %t0, 1.000000e+00
577  %i1 = insertelement <4 x double> undef, double %t4, i32 3
578  %t5 = fmul double %t1, 1.000000e+00
579  %i2 = insertelement <4 x double> %i1, double %t5, i32 2
580  %t6 = fmul double %t2, 1.000000e+00
581  %i3 = insertelement <4 x double> %i2, double %t6, i32 1
582  %t7 = fmul double %t3, 1.000000e+00
583  %i4 = insertelement <4 x double> %i3, double %t7, i32 0
584  ret <4 x double> %i4
585}
586
587define <8 x float> @_vadd256(<8 x float> %a, <8 x float> %b) local_unnamed_addr #0 {
588; THRESHOLD-LABEL: @_vadd256(
589; THRESHOLD-NEXT:    [[TMP1:%.*]] = fadd <8 x float> [[A:%.*]], [[B:%.*]]
590; THRESHOLD-NEXT:    ret <8 x float> [[TMP1]]
591;
592; NOTHRESHOLD-LABEL: @_vadd256(
593; NOTHRESHOLD-NEXT:    [[TMP1:%.*]] = fadd <8 x float> [[A:%.*]], [[B:%.*]]
594; NOTHRESHOLD-NEXT:    ret <8 x float> [[TMP1]]
595;
596; MINTREESIZE-LABEL: @_vadd256(
597; MINTREESIZE-NEXT:    [[TMP1:%.*]] = extractelement <8 x float> [[B:%.*]], i32 7
598; MINTREESIZE-NEXT:    [[TMP2:%.*]] = extractelement <8 x float> [[B]], i32 6
599; MINTREESIZE-NEXT:    [[TMP3:%.*]] = extractelement <8 x float> [[B]], i32 5
600; MINTREESIZE-NEXT:    [[TMP4:%.*]] = extractelement <8 x float> [[B]], i32 4
601; MINTREESIZE-NEXT:    [[TMP5:%.*]] = extractelement <8 x float> [[B]], i32 3
602; MINTREESIZE-NEXT:    [[TMP6:%.*]] = extractelement <8 x float> [[B]], i32 2
603; MINTREESIZE-NEXT:    [[TMP7:%.*]] = extractelement <8 x float> [[B]], i32 1
604; MINTREESIZE-NEXT:    [[TMP8:%.*]] = extractelement <8 x float> [[B]], i32 0
605; MINTREESIZE-NEXT:    [[TMP9:%.*]] = extractelement <8 x float> [[A:%.*]], i32 7
606; MINTREESIZE-NEXT:    [[TMP10:%.*]] = extractelement <8 x float> [[A]], i32 6
607; MINTREESIZE-NEXT:    [[TMP11:%.*]] = extractelement <8 x float> [[A]], i32 5
608; MINTREESIZE-NEXT:    [[TMP12:%.*]] = extractelement <8 x float> [[A]], i32 4
609; MINTREESIZE-NEXT:    [[TMP13:%.*]] = extractelement <8 x float> [[A]], i32 3
610; MINTREESIZE-NEXT:    [[TMP14:%.*]] = extractelement <8 x float> [[A]], i32 2
611; MINTREESIZE-NEXT:    [[TMP15:%.*]] = extractelement <8 x float> [[A]], i32 1
612; MINTREESIZE-NEXT:    [[TMP16:%.*]] = extractelement <8 x float> [[A]], i32 0
613; MINTREESIZE-NEXT:    [[TMP17:%.*]] = insertelement <2 x float> poison, float [[TMP16]], i32 0
614; MINTREESIZE-NEXT:    [[TMP18:%.*]] = insertelement <2 x float> [[TMP17]], float [[TMP8]], i32 1
615; MINTREESIZE-NEXT:    [[TMP19:%.*]] = insertelement <2 x float> poison, float [[TMP15]], i32 0
616; MINTREESIZE-NEXT:    [[TMP20:%.*]] = insertelement <2 x float> [[TMP19]], float [[TMP7]], i32 1
617; MINTREESIZE-NEXT:    [[TMP21:%.*]] = insertelement <2 x float> poison, float [[TMP14]], i32 0
618; MINTREESIZE-NEXT:    [[TMP22:%.*]] = insertelement <2 x float> [[TMP21]], float [[TMP6]], i32 1
619; MINTREESIZE-NEXT:    [[TMP23:%.*]] = insertelement <2 x float> poison, float [[TMP13]], i32 0
620; MINTREESIZE-NEXT:    [[TMP24:%.*]] = insertelement <2 x float> [[TMP23]], float [[TMP5]], i32 1
621; MINTREESIZE-NEXT:    [[TMP25:%.*]] = insertelement <2 x float> poison, float [[TMP12]], i32 0
622; MINTREESIZE-NEXT:    [[TMP26:%.*]] = insertelement <2 x float> [[TMP25]], float [[TMP4]], i32 1
623; MINTREESIZE-NEXT:    [[TMP27:%.*]] = insertelement <2 x float> poison, float [[TMP11]], i32 0
624; MINTREESIZE-NEXT:    [[TMP28:%.*]] = insertelement <2 x float> [[TMP27]], float [[TMP3]], i32 1
625; MINTREESIZE-NEXT:    [[TMP29:%.*]] = insertelement <2 x float> poison, float [[TMP10]], i32 0
626; MINTREESIZE-NEXT:    [[TMP30:%.*]] = insertelement <2 x float> [[TMP29]], float [[TMP2]], i32 1
627; MINTREESIZE-NEXT:    [[TMP31:%.*]] = insertelement <2 x float> poison, float [[TMP9]], i32 0
628; MINTREESIZE-NEXT:    [[TMP32:%.*]] = insertelement <2 x float> [[TMP31]], float [[TMP1]], i32 1
629; MINTREESIZE-NEXT:    [[TMP33:%.*]] = fadd <8 x float> [[A]], [[B]]
630; MINTREESIZE-NEXT:    ret <8 x float> [[TMP33]]
631;
632  %vecext = extractelement <8 x float> %a, i32 0
633  %vecext1 = extractelement <8 x float> %b, i32 0
634  %add = fadd float %vecext, %vecext1
635  %vecext2 = extractelement <8 x float> %a, i32 1
636  %vecext3 = extractelement <8 x float> %b, i32 1
637  %add4 = fadd float %vecext2, %vecext3
638  %vecext5 = extractelement <8 x float> %a, i32 2
639  %vecext6 = extractelement <8 x float> %b, i32 2
640  %add7 = fadd float %vecext5, %vecext6
641  %vecext8 = extractelement <8 x float> %a, i32 3
642  %vecext9 = extractelement <8 x float> %b, i32 3
643  %add10 = fadd float %vecext8, %vecext9
644  %vecext11 = extractelement <8 x float> %a, i32 4
645  %vecext12 = extractelement <8 x float> %b, i32 4
646  %add13 = fadd float %vecext11, %vecext12
647  %vecext14 = extractelement <8 x float> %a, i32 5
648  %vecext15 = extractelement <8 x float> %b, i32 5
649  %add16 = fadd float %vecext14, %vecext15
650  %vecext17 = extractelement <8 x float> %a, i32 6
651  %vecext18 = extractelement <8 x float> %b, i32 6
652  %add19 = fadd float %vecext17, %vecext18
653  %vecext20 = extractelement <8 x float> %a, i32 7
654  %vecext21 = extractelement <8 x float> %b, i32 7
655  %add22 = fadd float %vecext20, %vecext21
656  %vecinit.i = insertelement <8 x float> undef, float %add, i32 0
657  %vecinit1.i = insertelement <8 x float> %vecinit.i, float %add4, i32 1
658  %vecinit2.i = insertelement <8 x float> %vecinit1.i, float %add7, i32 2
659  %vecinit3.i = insertelement <8 x float> %vecinit2.i, float %add10, i32 3
660  %vecinit4.i = insertelement <8 x float> %vecinit3.i, float %add13, i32 4
661  %vecinit5.i = insertelement <8 x float> %vecinit4.i, float %add16, i32 5
662  %vecinit6.i = insertelement <8 x float> %vecinit5.i, float %add19, i32 6
663  %vecinit7.i = insertelement <8 x float> %vecinit6.i, float %add22, i32 7
664  ret <8 x float> %vecinit7.i
665}
666
667attributes #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" }
668