1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; RUN: %if x86-registered-target %{ opt -S -passes=slp-vectorizer -slp-threshold=-10000 -mtriple=x86_64-unknown-unknown < %s | FileCheck %s --check-prefixes=CHECK,THRESHOLD %}
3 ; RUN: %if x86-registered-target %{ opt -S -passes=slp-vectorizer -slp-threshold=0 -mtriple=x86_64-unknown-unknown < %s | FileCheck %s --check-prefixes=CHECK,NOTHRESHOLD %}
4 ; RUN: %if x86-registered-target %{ opt -S -passes=slp-vectorizer -slp-threshold=-10000 -slp-min-tree-size=0 -mtriple=x86_64-unknown-unknown < %s | FileCheck %s --check-prefixes=CHECK,MINTREESIZE %}
5 ; RUN: %if aarch64-registered-target %{ opt -S -passes=slp-vectorizer -slp-threshold=-10000 -mtriple=aarch64-unknown-linux-gnu < %s | FileCheck %s --check-prefixes=CHECK,THRESHOLD %}
6 ; RUN: %if aarch64-registered-target %{ opt -S -passes=slp-vectorizer -slp-threshold=0 -mtriple=aarch64-unknown-linux-gnu < %s | FileCheck %s --check-prefixes=CHECK,NOTHRESHOLD %}
7 ; RUN: %if aarch64-registered-target %{ opt -S -passes=slp-vectorizer -slp-threshold=-10000 -slp-min-tree-size=0 -mtriple=aarch64-unknown-linux-gnu < %s | FileCheck %s --check-prefixes=CHECK,MINTREESIZE %}
9 define <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]]
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> zeroinitializer, 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
42 define <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: [[TMP4:%.*]] = shufflevector <4 x float> [[TMP2]], <4 x float> poison, <8 x i32> <i32 0, i32 poison, i32 1, i32 poison, i32 2, i32 poison, i32 poison, i32 3>
47 ; CHECK-NEXT: [[TMP3:%.*]] = shufflevector <8 x float> zeroinitializer, <8 x float> [[TMP4]], <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> [[TMP3]]
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> zeroinitializer, 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
77 declare void @llvm.assume(i1) nounwind
79 ; This entire tree is ephemeral, don't vectorize any of it.
80 define <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> zeroinitializer, 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: [[TMP1:%.*]] = shufflevector <4 x float> [[RD]], <4 x float> poison, <2 x i32> <i32 0, i32 1>
109 ; THRESHOLD-NEXT: [[Q2:%.*]] = extractelement <4 x float> [[RD]], i32 2
110 ; THRESHOLD-NEXT: [[Q3:%.*]] = extractelement <4 x float> [[RD]], i32 3
111 ; THRESHOLD-NEXT: [[TMP2:%.*]] = shufflevector <4 x float> [[RD]], <4 x float> poison, <2 x i32> <i32 2, i32 3>
112 ; THRESHOLD-NEXT: [[Q4:%.*]] = fadd float [[Q0]], [[Q1]]
113 ; THRESHOLD-NEXT: [[Q5:%.*]] = fadd float [[Q2]], [[Q3]]
114 ; THRESHOLD-NEXT: [[Q6:%.*]] = fadd float [[Q4]], [[Q5]]
115 ; THRESHOLD-NEXT: [[QI:%.*]] = fcmp olt float [[Q6]], [[Q5]]
116 ; THRESHOLD-NEXT: call void @llvm.assume(i1 [[QI]])
117 ; THRESHOLD-NEXT: ret <4 x float> zeroinitializer
119 ; NOTHRESHOLD-LABEL: @simple_select_eph(
120 ; NOTHRESHOLD-NEXT: [[C0:%.*]] = extractelement <4 x i32> [[C:%.*]], i32 0
121 ; NOTHRESHOLD-NEXT: [[C1:%.*]] = extractelement <4 x i32> [[C]], i32 1
122 ; NOTHRESHOLD-NEXT: [[C2:%.*]] = extractelement <4 x i32> [[C]], i32 2
123 ; NOTHRESHOLD-NEXT: [[C3:%.*]] = extractelement <4 x i32> [[C]], i32 3
124 ; NOTHRESHOLD-NEXT: [[A0:%.*]] = extractelement <4 x float> [[A:%.*]], i32 0
125 ; NOTHRESHOLD-NEXT: [[A1:%.*]] = extractelement <4 x float> [[A]], i32 1
126 ; NOTHRESHOLD-NEXT: [[A2:%.*]] = extractelement <4 x float> [[A]], i32 2
127 ; NOTHRESHOLD-NEXT: [[A3:%.*]] = extractelement <4 x float> [[A]], i32 3
128 ; NOTHRESHOLD-NEXT: [[B0:%.*]] = extractelement <4 x float> [[B:%.*]], i32 0
129 ; NOTHRESHOLD-NEXT: [[B1:%.*]] = extractelement <4 x float> [[B]], i32 1
130 ; NOTHRESHOLD-NEXT: [[B2:%.*]] = extractelement <4 x float> [[B]], i32 2
131 ; NOTHRESHOLD-NEXT: [[B3:%.*]] = extractelement <4 x float> [[B]], i32 3
132 ; NOTHRESHOLD-NEXT: [[CMP0:%.*]] = icmp ne i32 [[C0]], 0
133 ; NOTHRESHOLD-NEXT: [[CMP1:%.*]] = icmp ne i32 [[C1]], 0
134 ; NOTHRESHOLD-NEXT: [[CMP2:%.*]] = icmp ne i32 [[C2]], 0
135 ; NOTHRESHOLD-NEXT: [[CMP3:%.*]] = icmp ne i32 [[C3]], 0
136 ; NOTHRESHOLD-NEXT: [[S0:%.*]] = select i1 [[CMP0]], float [[A0]], float [[B0]]
137 ; NOTHRESHOLD-NEXT: [[S1:%.*]] = select i1 [[CMP1]], float [[A1]], float [[B1]]
138 ; NOTHRESHOLD-NEXT: [[S2:%.*]] = select i1 [[CMP2]], float [[A2]], float [[B2]]
139 ; NOTHRESHOLD-NEXT: [[S3:%.*]] = select i1 [[CMP3]], float [[A3]], float [[B3]]
140 ; NOTHRESHOLD-NEXT: [[RA:%.*]] = insertelement <4 x float> zeroinitializer, float [[S0]], i32 0
141 ; NOTHRESHOLD-NEXT: [[RB:%.*]] = insertelement <4 x float> [[RA]], float [[S1]], i32 1
142 ; NOTHRESHOLD-NEXT: [[RC:%.*]] = insertelement <4 x float> [[RB]], float [[S2]], i32 2
143 ; NOTHRESHOLD-NEXT: [[RD:%.*]] = insertelement <4 x float> [[RC]], float [[S3]], i32 3
144 ; NOTHRESHOLD-NEXT: [[Q0:%.*]] = extractelement <4 x float> [[RD]], i32 0
145 ; NOTHRESHOLD-NEXT: [[Q1:%.*]] = extractelement <4 x float> [[RD]], i32 1
146 ; NOTHRESHOLD-NEXT: [[Q2:%.*]] = extractelement <4 x float> [[RD]], i32 2
147 ; NOTHRESHOLD-NEXT: [[Q3:%.*]] = extractelement <4 x float> [[RD]], i32 3
148 ; NOTHRESHOLD-NEXT: [[Q4:%.*]] = fadd float [[Q0]], [[Q1]]
149 ; NOTHRESHOLD-NEXT: [[Q5:%.*]] = fadd float [[Q2]], [[Q3]]
150 ; NOTHRESHOLD-NEXT: [[Q6:%.*]] = fadd float [[Q4]], [[Q5]]
151 ; NOTHRESHOLD-NEXT: [[QI:%.*]] = fcmp olt float [[Q6]], [[Q5]]
152 ; NOTHRESHOLD-NEXT: call void @llvm.assume(i1 [[QI]])
153 ; NOTHRESHOLD-NEXT: ret <4 x float> zeroinitializer
155 ; MINTREESIZE-LABEL: @simple_select_eph(
156 ; MINTREESIZE-NEXT: [[C0:%.*]] = extractelement <4 x i32> [[C:%.*]], i32 0
157 ; MINTREESIZE-NEXT: [[C1:%.*]] = extractelement <4 x i32> [[C]], i32 1
158 ; MINTREESIZE-NEXT: [[C2:%.*]] = extractelement <4 x i32> [[C]], i32 2
159 ; MINTREESIZE-NEXT: [[C3:%.*]] = extractelement <4 x i32> [[C]], i32 3
160 ; MINTREESIZE-NEXT: [[A0:%.*]] = extractelement <4 x float> [[A:%.*]], i32 0
161 ; MINTREESIZE-NEXT: [[A1:%.*]] = extractelement <4 x float> [[A]], i32 1
162 ; MINTREESIZE-NEXT: [[A2:%.*]] = extractelement <4 x float> [[A]], i32 2
163 ; MINTREESIZE-NEXT: [[A3:%.*]] = extractelement <4 x float> [[A]], i32 3
164 ; MINTREESIZE-NEXT: [[B0:%.*]] = extractelement <4 x float> [[B:%.*]], i32 0
165 ; MINTREESIZE-NEXT: [[B1:%.*]] = extractelement <4 x float> [[B]], i32 1
166 ; MINTREESIZE-NEXT: [[B2:%.*]] = extractelement <4 x float> [[B]], i32 2
167 ; MINTREESIZE-NEXT: [[B3:%.*]] = extractelement <4 x float> [[B]], i32 3
168 ; MINTREESIZE-NEXT: [[CMP0:%.*]] = icmp ne i32 [[C0]], 0
169 ; MINTREESIZE-NEXT: [[CMP1:%.*]] = icmp ne i32 [[C1]], 0
170 ; MINTREESIZE-NEXT: [[CMP2:%.*]] = icmp ne i32 [[C2]], 0
171 ; MINTREESIZE-NEXT: [[CMP3:%.*]] = icmp ne i32 [[C3]], 0
172 ; MINTREESIZE-NEXT: [[TMP1:%.*]] = insertelement <4 x i1> poison, i1 [[CMP3]], i32 0
173 ; MINTREESIZE-NEXT: [[TMP2:%.*]] = insertelement <4 x i1> [[TMP1]], i1 [[CMP2]], i32 1
174 ; MINTREESIZE-NEXT: [[TMP3:%.*]] = insertelement <4 x i1> [[TMP2]], i1 [[CMP1]], i32 2
175 ; MINTREESIZE-NEXT: [[TMP4:%.*]] = insertelement <4 x i1> [[TMP3]], i1 [[CMP0]], i32 3
176 ; MINTREESIZE-NEXT: [[S0:%.*]] = select i1 [[CMP0]], float [[A0]], float [[B0]]
177 ; MINTREESIZE-NEXT: [[S1:%.*]] = select i1 [[CMP1]], float [[A1]], float [[B1]]
178 ; MINTREESIZE-NEXT: [[S2:%.*]] = select i1 [[CMP2]], float [[A2]], float [[B2]]
179 ; MINTREESIZE-NEXT: [[S3:%.*]] = select i1 [[CMP3]], float [[A3]], float [[B3]]
180 ; MINTREESIZE-NEXT: [[RA:%.*]] = insertelement <4 x float> zeroinitializer, float [[S0]], i32 0
181 ; MINTREESIZE-NEXT: [[RB:%.*]] = insertelement <4 x float> [[RA]], float [[S1]], i32 1
182 ; MINTREESIZE-NEXT: [[RC:%.*]] = insertelement <4 x float> [[RB]], float [[S2]], i32 2
183 ; MINTREESIZE-NEXT: [[RD:%.*]] = insertelement <4 x float> [[RC]], float [[S3]], i32 3
184 ; MINTREESIZE-NEXT: [[Q0:%.*]] = extractelement <4 x float> [[RD]], i32 0
185 ; MINTREESIZE-NEXT: [[Q1:%.*]] = extractelement <4 x float> [[RD]], i32 1
186 ; MINTREESIZE-NEXT: [[TMP5:%.*]] = shufflevector <4 x float> [[RD]], <4 x float> poison, <2 x i32> <i32 0, i32 1>
187 ; MINTREESIZE-NEXT: [[Q2:%.*]] = extractelement <4 x float> [[RD]], i32 2
188 ; MINTREESIZE-NEXT: [[Q3:%.*]] = extractelement <4 x float> [[RD]], i32 3
189 ; MINTREESIZE-NEXT: [[TMP6:%.*]] = shufflevector <4 x float> [[RD]], <4 x float> poison, <2 x i32> <i32 2, i32 3>
190 ; MINTREESIZE-NEXT: [[Q4:%.*]] = fadd float [[Q0]], [[Q1]]
191 ; MINTREESIZE-NEXT: [[Q5:%.*]] = fadd float [[Q2]], [[Q3]]
192 ; MINTREESIZE-NEXT: [[TMP7:%.*]] = insertelement <2 x float> poison, float [[Q4]], i32 0
193 ; MINTREESIZE-NEXT: [[TMP8:%.*]] = insertelement <2 x float> [[TMP7]], 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> zeroinitializer
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> zeroinitializer, 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> zeroinitializer
235 ; Insert in an order different from the vector indices to make sure it
237 define <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]]
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> zeroinitializer, 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
271 declare void @v4f32_user(<4 x float>) #0
272 declare void @f32_user(float) #0
274 ; Multiple users of the final constructed vector
275 define <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]]
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> zeroinitializer, 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
310 ; Unused insertelement
311 define <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: [[TMP1:%.*]] = shufflevector <4 x i32> [[C:%.*]], <4 x i32> poison, <2 x i32> <i32 0, i32 1>
314 ; CHECK-NEXT: [[TMP2:%.*]] = icmp ne <2 x i32> [[TMP1]], zeroinitializer
315 ; CHECK-NEXT: [[TMP3:%.*]] = shufflevector <4 x float> [[A:%.*]], <4 x float> poison, <2 x i32> <i32 0, i32 1>
316 ; CHECK-NEXT: [[TMP4:%.*]] = shufflevector <4 x float> [[B:%.*]], <4 x float> poison, <2 x i32> <i32 0, i32 1>
317 ; CHECK-NEXT: [[TMP5:%.*]] = select <2 x i1> [[TMP2]], <2 x float> [[TMP3]], <2 x float> [[TMP4]]
318 ; CHECK-NEXT: [[TMP6:%.*]] = shufflevector <4 x i32> [[C]], <4 x i32> poison, <2 x i32> <i32 2, i32 3>
319 ; CHECK-NEXT: [[TMP7:%.*]] = icmp ne <2 x i32> [[TMP6]], zeroinitializer
320 ; CHECK-NEXT: [[TMP8:%.*]] = shufflevector <4 x float> [[A]], <4 x float> poison, <2 x i32> <i32 2, i32 3>
321 ; CHECK-NEXT: [[TMP9:%.*]] = shufflevector <4 x float> [[B]], <4 x float> poison, <2 x i32> <i32 2, i32 3>
322 ; CHECK-NEXT: [[TMP10:%.*]] = select <2 x i1> [[TMP7]], <2 x float> [[TMP8]], <2 x float> [[TMP9]]
323 ; CHECK-NEXT: [[TMP11:%.*]] = shufflevector <2 x float> [[TMP5]], <2 x float> poison, <4 x i32> <i32 0, i32 1, i32 poison, i32 poison>
324 ; CHECK-NEXT: [[RB2:%.*]] = shufflevector <4 x float> zeroinitializer, <4 x float> [[TMP11]], <4 x i32> <i32 4, i32 5, i32 2, i32 3>
325 ; CHECK-NEXT: [[TMP12:%.*]] = shufflevector <2 x float> [[TMP10]], <2 x float> poison, <4 x i32> <i32 0, i32 1, i32 poison, i32 poison>
326 ; CHECK-NEXT: [[RD1:%.*]] = shufflevector <4 x float> zeroinitializer, <4 x float> [[TMP12]], <4 x i32> <i32 0, i32 1, i32 4, i32 5>
327 ; CHECK-NEXT: ret <4 x float> [[RD1]]
329 %c0 = extractelement <4 x i32> %c, i32 0
330 %c1 = extractelement <4 x i32> %c, i32 1
331 %c2 = extractelement <4 x i32> %c, i32 2
332 %c3 = extractelement <4 x i32> %c, i32 3
333 %a0 = extractelement <4 x float> %a, i32 0
334 %a1 = extractelement <4 x float> %a, i32 1
335 %a2 = extractelement <4 x float> %a, i32 2
336 %a3 = extractelement <4 x float> %a, i32 3
337 %b0 = extractelement <4 x float> %b, i32 0
338 %b1 = extractelement <4 x float> %b, i32 1
339 %b2 = extractelement <4 x float> %b, i32 2
340 %b3 = extractelement <4 x float> %b, i32 3
341 %cmp0 = icmp ne i32 %c0, 0
342 %cmp1 = icmp ne i32 %c1, 0
343 %cmp2 = icmp ne i32 %c2, 0
344 %cmp3 = icmp ne i32 %c3, 0
345 %s0 = select i1 %cmp0, float %a0, float %b0
346 %s1 = select i1 %cmp1, float %a1, float %b1
347 %s2 = select i1 %cmp2, float %a2, float %b2
348 %s3 = select i1 %cmp3, float %a3, float %b3
349 %ra = insertelement <4 x float> zeroinitializer, float %s0, i32 0
350 %rb = insertelement <4 x float> %ra, float %s1, i32 1
351 %rc = insertelement <4 x float> zeroinitializer, float %s2, i32 2
352 %rd = insertelement <4 x float> %rc, float %s3, i32 3
356 ; Make sure infinite loop doesn't happen which I ran into when trying
357 ; to do this backwards this backwards
358 define <4 x i32> @reconstruct(<4 x i32> %c) #0 {
359 ; CHECK-LABEL: @reconstruct(
360 ; CHECK-NEXT: [[C0:%.*]] = extractelement <4 x i32> [[C:%.*]], i32 0
361 ; CHECK-NEXT: [[C1:%.*]] = extractelement <4 x i32> [[C]], i32 1
362 ; CHECK-NEXT: [[C2:%.*]] = extractelement <4 x i32> [[C]], i32 2
363 ; CHECK-NEXT: [[C3:%.*]] = extractelement <4 x i32> [[C]], i32 3
364 ; CHECK-NEXT: [[RA:%.*]] = insertelement <4 x i32> zeroinitializer, i32 [[C0]], i32 0
365 ; CHECK-NEXT: [[RB:%.*]] = insertelement <4 x i32> [[RA]], i32 [[C1]], i32 1
366 ; CHECK-NEXT: [[RC:%.*]] = insertelement <4 x i32> [[RB]], i32 [[C2]], i32 2
367 ; CHECK-NEXT: [[RD:%.*]] = insertelement <4 x i32> [[RC]], i32 [[C3]], i32 3
368 ; CHECK-NEXT: ret <4 x i32> [[RD]]
370 %c0 = extractelement <4 x i32> %c, i32 0
371 %c1 = extractelement <4 x i32> %c, i32 1
372 %c2 = extractelement <4 x i32> %c, i32 2
373 %c3 = extractelement <4 x i32> %c, i32 3
374 %ra = insertelement <4 x i32> zeroinitializer, i32 %c0, i32 0
375 %rb = insertelement <4 x i32> %ra, i32 %c1, i32 1
376 %rc = insertelement <4 x i32> %rb, i32 %c2, i32 2
377 %rd = insertelement <4 x i32> %rc, i32 %c3, i32 3
381 define <2 x float> @simple_select_v2(<2 x float> %a, <2 x float> %b, <2 x i32> %c) #0 {
382 ; CHECK-LABEL: @simple_select_v2(
383 ; CHECK-NEXT: [[TMP1:%.*]] = icmp ne <2 x i32> [[C:%.*]], zeroinitializer
384 ; CHECK-NEXT: [[TMP2:%.*]] = select <2 x i1> [[TMP1]], <2 x float> [[A:%.*]], <2 x float> [[B:%.*]]
385 ; CHECK-NEXT: ret <2 x float> [[TMP2]]
387 %c0 = extractelement <2 x i32> %c, i32 0
388 %c1 = extractelement <2 x i32> %c, i32 1
389 %a0 = extractelement <2 x float> %a, i32 0
390 %a1 = extractelement <2 x float> %a, i32 1
391 %b0 = extractelement <2 x float> %b, i32 0
392 %b1 = extractelement <2 x float> %b, i32 1
393 %cmp0 = icmp ne i32 %c0, 0
394 %cmp1 = icmp ne i32 %c1, 0
395 %s0 = select i1 %cmp0, float %a0, float %b0
396 %s1 = select i1 %cmp1, float %a1, float %b1
397 %ra = insertelement <2 x float> zeroinitializer, float %s0, i32 0
398 %rb = insertelement <2 x float> %ra, float %s1, i32 1
402 ; Make sure when we construct partial vectors, we don't keep
403 ; re-visiting the insertelement chains starting with zeroinitializer
404 ; (low cost threshold needed to force this to happen)
405 define <4 x float> @simple_select_partial_vector(<4 x float> %a, <4 x float> %b, <4 x i32> %c) #0 {
406 ; CHECK-LABEL: @simple_select_partial_vector(
407 ; CHECK-NEXT: [[C0:%.*]] = extractelement <4 x i32> [[C:%.*]], i32 0
408 ; CHECK-NEXT: [[C1:%.*]] = extractelement <4 x i32> [[C]], i32 1
409 ; CHECK-NEXT: [[A0:%.*]] = extractelement <4 x float> [[A:%.*]], i32 0
410 ; CHECK-NEXT: [[A1:%.*]] = extractelement <4 x float> [[A]], i32 1
411 ; CHECK-NEXT: [[B0:%.*]] = extractelement <4 x float> [[B:%.*]], i32 0
412 ; CHECK-NEXT: [[B1:%.*]] = extractelement <4 x float> [[B]], i32 1
413 ; CHECK-NEXT: [[TMP1:%.*]] = insertelement <2 x i32> zeroinitializer, i32 [[C0]], i32 0
414 ; CHECK-NEXT: [[TMP2:%.*]] = insertelement <2 x i32> [[TMP1]], i32 [[C1]], i32 1
415 ; CHECK-NEXT: [[TMP3:%.*]] = icmp ne <2 x i32> [[TMP2]], zeroinitializer
416 ; CHECK-NEXT: [[TMP4:%.*]] = insertelement <2 x float> zeroinitializer, float [[A0]], i32 0
417 ; CHECK-NEXT: [[TMP5:%.*]] = insertelement <2 x float> [[TMP4]], float [[A1]], i32 1
418 ; CHECK-NEXT: [[TMP6:%.*]] = insertelement <2 x float> zeroinitializer, float [[B0]], i32 0
419 ; CHECK-NEXT: [[TMP7:%.*]] = insertelement <2 x float> [[TMP6]], float [[B1]], i32 1
420 ; CHECK-NEXT: [[TMP8:%.*]] = select <2 x i1> [[TMP3]], <2 x float> [[TMP5]], <2 x float> [[TMP7]]
421 ; CHECK-NEXT: [[TMP9:%.*]] = extractelement <2 x float> [[TMP8]], i32 0
422 ; CHECK-NEXT: [[RA:%.*]] = insertelement <4 x float> zeroinitializer, float [[TMP9]], i32 0
423 ; CHECK-NEXT: [[TMP10:%.*]] = extractelement <2 x float> [[TMP8]], i32 1
424 ; CHECK-NEXT: [[RB:%.*]] = insertelement <4 x float> [[RA]], float [[TMP10]], i32 1
425 ; CHECK-NEXT: ret <4 x float> [[RB]]
427 %c0 = extractelement <4 x i32> %c, i32 0
428 %c1 = extractelement <4 x i32> %c, i32 1
429 %a0 = extractelement <4 x float> %a, i32 0
430 %a1 = extractelement <4 x float> %a, i32 1
431 %b0 = extractelement <4 x float> %b, i32 0
432 %b1 = extractelement <4 x float> %b, i32 1
433 %1 = insertelement <2 x i32> zeroinitializer, i32 %c0, i32 0
434 %2 = insertelement <2 x i32> %1, i32 %c1, i32 1
435 %3 = icmp ne <2 x i32> %2, zeroinitializer
436 %4 = insertelement <2 x float> zeroinitializer, float %a0, i32 0
437 %5 = insertelement <2 x float> %4, float %a1, i32 1
438 %6 = insertelement <2 x float> zeroinitializer, float %b0, i32 0
439 %7 = insertelement <2 x float> %6, float %b1, i32 1
440 %8 = select <2 x i1> %3, <2 x float> %5, <2 x float> %7
441 %9 = extractelement <2 x float> %8, i32 0
442 %ra = insertelement <4 x float> zeroinitializer, float %9, i32 0
443 %10 = extractelement <2 x float> %8, i32 1
444 %rb = insertelement <4 x float> %ra, float %10, i32 1
448 ; Make sure that vectorization happens even if insertelements operations
449 ; must be rescheduled. The case here is from compiling Julia.
450 define <4 x float> @reschedule_extract(<4 x float> %a, <4 x float> %b) {
451 ; CHECK-LABEL: @reschedule_extract(
452 ; CHECK-NEXT: [[TMP1:%.*]] = fadd <4 x float> [[A:%.*]], [[B:%.*]]
453 ; CHECK-NEXT: ret <4 x float> [[TMP1]]
455 %a0 = extractelement <4 x float> %a, i32 0
456 %b0 = extractelement <4 x float> %b, i32 0
457 %c0 = fadd float %a0, %b0
458 %v0 = insertelement <4 x float> zeroinitializer, float %c0, i32 0
459 %a1 = extractelement <4 x float> %a, i32 1
460 %b1 = extractelement <4 x float> %b, i32 1
461 %c1 = fadd float %a1, %b1
462 %v1 = insertelement <4 x float> %v0, float %c1, i32 1
463 %a2 = extractelement <4 x float> %a, i32 2
464 %b2 = extractelement <4 x float> %b, i32 2
465 %c2 = fadd float %a2, %b2
466 %v2 = insertelement <4 x float> %v1, float %c2, i32 2
467 %a3 = extractelement <4 x float> %a, i32 3
468 %b3 = extractelement <4 x float> %b, i32 3
469 %c3 = fadd float %a3, %b3
470 %v3 = insertelement <4 x float> %v2, float %c3, i32 3
474 ; Check that cost model for vectorization takes credit for
475 ; instructions that are erased.
476 define <4 x float> @take_credit(<4 x float> %a, <4 x float> %b) {
477 ; CHECK-LABEL: @take_credit(
478 ; CHECK-NEXT: [[TMP1:%.*]] = fadd <4 x float> [[A:%.*]], [[B:%.*]]
479 ; CHECK-NEXT: ret <4 x float> [[TMP1]]
481 %a0 = extractelement <4 x float> %a, i32 0
482 %b0 = extractelement <4 x float> %b, i32 0
483 %c0 = fadd float %a0, %b0
484 %a1 = extractelement <4 x float> %a, i32 1
485 %b1 = extractelement <4 x float> %b, i32 1
486 %c1 = fadd float %a1, %b1
487 %a2 = extractelement <4 x float> %a, i32 2
488 %b2 = extractelement <4 x float> %b, i32 2
489 %c2 = fadd float %a2, %b2
490 %a3 = extractelement <4 x float> %a, i32 3
491 %b3 = extractelement <4 x float> %b, i32 3
492 %c3 = fadd float %a3, %b3
493 %v0 = insertelement <4 x float> zeroinitializer, float %c0, i32 0
494 %v1 = insertelement <4 x float> %v0, float %c1, i32 1
495 %v2 = insertelement <4 x float> %v1, float %c2, i32 2
496 %v3 = insertelement <4 x float> %v2, float %c3, i32 3
500 ; Make sure we handle multiple trees that feed one build vector correctly.
501 define <4 x double> @multi_tree(double %w, double %x, double %y, double %z) {
502 ; CHECK-LABEL: @multi_tree(
503 ; CHECK-NEXT: [[TMP1:%.*]] = insertelement <4 x double> poison, double [[Z:%.*]], i32 0
504 ; CHECK-NEXT: [[TMP2:%.*]] = insertelement <4 x double> [[TMP1]], double [[Y:%.*]], i32 1
505 ; CHECK-NEXT: [[TMP3:%.*]] = insertelement <4 x double> [[TMP2]], double [[X:%.*]], i32 2
506 ; CHECK-NEXT: [[TMP4:%.*]] = insertelement <4 x double> [[TMP3]], double [[W:%.*]], i32 3
507 ; CHECK-NEXT: [[TMP5:%.*]] = fadd <4 x double> [[TMP4]], <double 3.000000e+00, double 2.000000e+00, double 1.000000e+00, double 0.000000e+00>
508 ; CHECK-NEXT: [[TMP6:%.*]] = fmul <4 x double> [[TMP5]], splat (double 1.000000e+00)
509 ; CHECK-NEXT: ret <4 x double> [[TMP6]]
511 %t0 = fadd double %w , 0.000000e+00
512 %t1 = fadd double %x , 1.000000e+00
513 %t2 = fadd double %y , 2.000000e+00
514 %t3 = fadd double %z , 3.000000e+00
515 %t4 = fmul double %t0, 1.000000e+00
516 %i1 = insertelement <4 x double> zeroinitializer, double %t4, i32 3
517 %t5 = fmul double %t1, 1.000000e+00
518 %i2 = insertelement <4 x double> %i1, double %t5, i32 2
519 %t6 = fmul double %t2, 1.000000e+00
520 %i3 = insertelement <4 x double> %i2, double %t6, i32 1
521 %t7 = fmul double %t3, 1.000000e+00
522 %i4 = insertelement <4 x double> %i3, double %t7, i32 0
526 define <8 x float> @_vadd256(<8 x float> %a, <8 x float> %b) local_unnamed_addr #0 {
527 ; CHECK-LABEL: @_vadd256(
528 ; CHECK-NEXT: [[TMP1:%.*]] = fadd <8 x float> [[A:%.*]], [[B:%.*]]
529 ; CHECK-NEXT: ret <8 x float> [[TMP1]]
531 %vecext = extractelement <8 x float> %a, i32 0
532 %vecext1 = extractelement <8 x float> %b, i32 0
533 %add = fadd float %vecext, %vecext1
534 %vecext2 = extractelement <8 x float> %a, i32 1
535 %vecext3 = extractelement <8 x float> %b, i32 1
536 %add4 = fadd float %vecext2, %vecext3
537 %vecext5 = extractelement <8 x float> %a, i32 2
538 %vecext6 = extractelement <8 x float> %b, i32 2
539 %add7 = fadd float %vecext5, %vecext6
540 %vecext8 = extractelement <8 x float> %a, i32 3
541 %vecext9 = extractelement <8 x float> %b, i32 3
542 %add10 = fadd float %vecext8, %vecext9
543 %vecext11 = extractelement <8 x float> %a, i32 4
544 %vecext12 = extractelement <8 x float> %b, i32 4
545 %add13 = fadd float %vecext11, %vecext12
546 %vecext14 = extractelement <8 x float> %a, i32 5
547 %vecext15 = extractelement <8 x float> %b, i32 5
548 %add16 = fadd float %vecext14, %vecext15
549 %vecext17 = extractelement <8 x float> %a, i32 6
550 %vecext18 = extractelement <8 x float> %b, i32 6
551 %add19 = fadd float %vecext17, %vecext18
552 %vecext20 = extractelement <8 x float> %a, i32 7
553 %vecext21 = extractelement <8 x float> %b, i32 7
554 %add22 = fadd float %vecext20, %vecext21
555 %vecinit.i = insertelement <8 x float> zeroinitializer, float %add, i32 0
556 %vecinit1.i = insertelement <8 x float> %vecinit.i, float %add4, i32 1
557 %vecinit2.i = insertelement <8 x float> %vecinit1.i, float %add7, i32 2
558 %vecinit3.i = insertelement <8 x float> %vecinit2.i, float %add10, i32 3
559 %vecinit4.i = insertelement <8 x float> %vecinit3.i, float %add13, i32 4
560 %vecinit5.i = insertelement <8 x float> %vecinit4.i, float %add16, i32 5
561 %vecinit6.i = insertelement <8 x float> %vecinit5.i, float %add19, i32 6
562 %vecinit7.i = insertelement <8 x float> %vecinit6.i, float %add22, i32 7
563 ret <8 x float> %vecinit7.i
566 attributes #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" }