1 // expected-no-diagnostics
5 // RUN: %clang_cc1 -DCK1 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix CK1 --check-prefix CK1-64
6 // RUN: %clang_cc1 -DCK1 -fopenmp -x c++ -std=c++11 -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-pch -o %t %s
7 // RUN: %clang_cc1 -DCK1 -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefix CK1 --check-prefix CK1-64
8 // RUN: %clang_cc1 -DCK1 -verify -fopenmp -x c++ -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix CK1 --check-prefix CK1-32
9 // RUN: %clang_cc1 -DCK1 -fopenmp -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-pch -o %t %s
10 // RUN: %clang_cc1 -DCK1 -fopenmp -x c++ -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefix CK1 --check-prefix CK1-32
12 // RUN: %clang_cc1 -DCK1 -verify -fopenmp-simd -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY0 %s
13 // RUN: %clang_cc1 -DCK1 -fopenmp-simd -x c++ -std=c++11 -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-pch -o %t %s
14 // RUN: %clang_cc1 -DCK1 -fopenmp-simd -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY0 %s
15 // RUN: %clang_cc1 -DCK1 -verify -fopenmp-simd -x c++ -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY0 %s
16 // RUN: %clang_cc1 -DCK1 -fopenmp-simd -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-pch -o %t %s
17 // RUN: %clang_cc1 -DCK1 -fopenmp-simd -x c++ -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY0 %s
18 // SIMD-ONLY0-NOT: {{__kmpc|__tgt}}
23 // CK1: define {{.*}}i32 @{{.+}}teams_argument_globali(
24 int teams_argument_global(int n){
29 // CK1: [[TE:%.+]] = alloca i32,
30 // CK1: [[TH:%.+]] = alloca i32,
31 // CK1: [[TE_CAST:%.+]] = alloca i{{32|64}},
32 // CK1: [[TH_CAST:%.+]] = alloca i{{32|64}},
33 // CK1: [[TE_PAR:%.+]] = load{{.+}}, {{.+}} [[TE_CAST]],
34 // CK1: [[TH_PAR:%.+]] = load{{.+}}, {{.+}} [[TH_CAST]],
36 // CK1: call i32 @__tgt_target_teams(i64 -1, i8* @{{[^,]+}}, i32 4, i8** %{{[^,]+}}, i8** %{{[^,]+}}, i{{64|32}}* {{.+}}@{{[^,]+}}, i32 0, i32 0), i64* {{.+}}@{{[^,]+}}, i32 0, i32 0)
38 // CK1: call void @[[OFFL1:.+]](i{{32|64}} [[TE_PAR]], i{{32|64}} [[TH_PAR]],
40 #pragma omp teams distribute parallel for simd num_teams(te), thread_limit(th) simdlen(64)
41 for(int i = 0; i < n; i++) {
46 // CK1: call i32 @__tgt_target_teams(i64 -1, i8* @{{[^,]+}}, i32 3, i8** %{{[^,]+}}, i8** %{{[^,]+}}, i{{64|32}}* {{.+}}@{{[^,]+}}, i32 0, i32 0), i64* {{.+}}@{{[^,]+}}, i32 0, i32 0)
47 // CK1: call void @[[OFFL2:.+]](
50 #pragma omp teams distribute parallel for simd safelen(4) aligned(a) linear(i)
51 for(i = 0; i < n; i++) {
55 // outlined target regions
56 // CK1: define internal void @[[OFFL1]](i{{32|64}} [[TE_ARG:%.+]], i{{32|64}} [[TH_ARG:%.+]], i{{32|64}} {{.+}}, {{.+}})
57 // CK1: [[TE_ADDR:%.+]] = alloca i{{32|64}},
58 // CK1: [[TH_ADDR:%.+]] = alloca i{{32|64}},
59 // CK1: store{{.+}} [[TE_ARG]], {{.+}} [[TE_ADDR]],
60 // CK1: store{{.+}} [[TH_ARG]], {{.+}} [[TH_ADDR]],
61 // CK1-64: [[TE_CONV:%.+]] = bitcast{{.+}} [[TE_ADDR]] to
62 // CK1-64: [[TH_CONV:%.+]] = bitcast{{.+}} [[TH_ADDR]] to
63 // CK1-64: [[TE_VAL:%.+]] = load i32, i32* [[TE_CONV]],
64 // CK1-64: [[TH_VAL:%.+]] = load i32, i32* [[TH_CONV]],
65 // CK1-32: [[TE_VAL:%.+]] = load i32, i32* [[TE_ADDR]],
66 // CK1-32: [[TH_VAL:%.+]] = load i32, i32* [[TH_ADDR]],
67 // CK1: {{%.+}} = call i32 @__kmpc_push_num_teams({{.+}}, {{.+}}, i32 [[TE_VAL]], i32 [[TH_VAL]])
68 // CK1: call void {{.+}} @__kmpc_fork_teams({{.+}}, i32 2, {{.+}} @[[OUTL1:.+]] to {{.+}}, {{.+}}, {{.+}})
71 // CK1: define internal void @[[OUTL1]]({{.+}})
72 // CK1: call void @__kmpc_for_static_init_4(
73 // CK1: call void {{.+}} @__kmpc_fork_call(
74 // CK1: call void @__kmpc_for_static_fini(
77 // CK1: define internal void @[[OFFL2]]({{.+}}, {{.+}})
78 // CK1: call void {{.+}} @__kmpc_fork_teams({{.+}}, i32 3, {{.+}} @[[OUTL2:.+]] to {{.+}}, {{.+}}, {{.+}})
81 // CK1: define internal void @[[OUTL2]]({{.+}})
82 // CK1: call void @__kmpc_for_static_init_4(
83 // CK1: call void {{.+}} @__kmpc_fork_call(
84 // CK1: call void @__kmpc_for_static_fini(
90 // CK1-DAG: !{!"llvm.loop.vectorize.enable", i1 true}
91 // CK1-DAG: !{!"llvm.loop.vectorize.width", i32 4}
92 // CK1-DAG: !{!"llvm.loop.vectorize.width", i32 64}
97 // RUN: %clang_cc1 -DCK2 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix CK2 --check-prefix CK2-64
98 // RUN: %clang_cc1 -DCK2 -fopenmp -x c++ -std=c++11 -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-pch -o %t %s
99 // RUN: %clang_cc1 -DCK2 -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefix CK2 --check-prefix CK2-64
100 // RUN: %clang_cc1 -DCK2 -verify -fopenmp -x c++ -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix CK2 --check-prefix CK2-32
101 // RUN: %clang_cc1 -DCK2 -fopenmp -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-pch -o %t %s
102 // RUN: %clang_cc1 -DCK2 -fopenmp -x c++ -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefix CK2 --check-prefix CK2-32
104 // RUN: %clang_cc1 -DCK2 -verify -fopenmp-simd -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY1 %s
105 // RUN: %clang_cc1 -DCK2 -fopenmp-simd -x c++ -std=c++11 -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-pch -o %t %s
106 // RUN: %clang_cc1 -DCK2 -fopenmp-simd -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY1 %s
107 // RUN: %clang_cc1 -DCK2 -verify -fopenmp-simd -x c++ -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY1 %s
108 // RUN: %clang_cc1 -DCK2 -fopenmp-simd -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-pch -o %t %s
109 // RUN: %clang_cc1 -DCK2 -fopenmp-simd -x c++ -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY1 %s
110 // SIMD-ONLY1-NOT: {{__kmpc|__tgt}}
113 // CK2: define {{.*}}i32 @{{.+}}teams_local_argv(
114 int teams_local_arg(void) {
118 // CK2: call i32 @__tgt_target_teams(i64 -1, i8* @{{[^,]+}}, i32 4, i8** %{{[^,]+}}, i8** %{{[^,]+}}, i{{64|32}}* {{.+}}, i64* {{.+}}@{{[^,]+}}, i32 0, i32 0)
119 // CK2: call void @[[OFFL1:.+]](
121 #pragma omp teams distribute parallel for simd safelen(4) aligned(a) linear(i)
122 for(i = 0; i < n; i++) {
126 // outlined target region
127 // CK2: define internal void @[[OFFL1]]({{.+}}, {{.+}})
128 // CK2: call void {{.+}} @__kmpc_fork_teams({{.+}}, i32 4, {{.+}} @[[OUTL1:.+]] to {{.+}}, {{.+}}, {{.+}})
131 // CK2: define internal void @[[OUTL1]]({{.+}})
132 // CK2: call void @__kmpc_for_static_init_4(
133 // CK2: call void {{.+}} @__kmpc_fork_call(
134 // CK2: call void @__kmpc_for_static_fini(
140 // CK2-DAG: !{!"llvm.loop.vectorize.enable", i1 true}
141 // CK2-DAG: !{!"llvm.loop.vectorize.width", i32 4}
145 // Test host codegen.
146 // RUN: %clang_cc1 -DCK3 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix CK3 --check-prefix CK3-64
147 // RUN: %clang_cc1 -DCK3 -fopenmp -x c++ -std=c++11 -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-pch -o %t %s
148 // RUN: %clang_cc1 -DCK3 -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefix CK3 --check-prefix CK3-64
149 // RUN: %clang_cc1 -DCK3 -verify -fopenmp -x c++ -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix CK3 --check-prefix CK3-32
150 // RUN: %clang_cc1 -DCK3 -fopenmp -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-pch -o %t %s
151 // RUN: %clang_cc1 -DCK3 -fopenmp -x c++ -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefix CK3 --check-prefix CK3-32
153 // RUN: %clang_cc1 -DCK3 -verify -fopenmp-simd -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY2 %s
154 // RUN: %clang_cc1 -DCK3 -fopenmp-simd -x c++ -std=c++11 -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-pch -o %t %s
155 // RUN: %clang_cc1 -DCK3 -fopenmp-simd -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY2 %s
156 // RUN: %clang_cc1 -DCK3 -verify -fopenmp-simd -x c++ -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY2 %s
157 // RUN: %clang_cc1 -DCK3 -fopenmp-simd -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-pch -o %t %s
158 // RUN: %clang_cc1 -DCK3 -fopenmp-simd -x c++ -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY2 %s
159 // SIMD-ONLY2-NOT: {{__kmpc|__tgt}}
162 // CK3: [[SSI:%.+]] = type { [{{.+}} x i32], float }
164 template <typename T, int X, long long Y>
168 // CK3: define {{.*}}i32 @{{.+}}foo{{.+}}(
171 // CK3: call i32 @__tgt_target_teams(i64 -1, i8* @{{[^,]+}}, i32 3, i8** %{{[^,]+}}, i8** %{{[^,]+}}, i{{64|32}}* %{{[^,]+}}, i64* {{.+}}@{{[^,]+}}, i32 0, i32 0)
172 // CK3: call void @[[OFFL1:.+]]([[SSI]]* %{{.+}})
174 #pragma omp teams distribute parallel for simd safelen(4) aligned(a) linear(i)
175 for(i = 0; i < X; i++) {
179 // outlined target region
180 // CK3: define internal void @[[OFFL1]]([[SSI]]* {{.+}})
181 // CK3: call void {{.+}} @__kmpc_fork_teams({{.+}}, i32 2, {{.+}} @[[OUTL1:.+]] to {{.+}}, {{.+}}, {{.+}})
184 // CK3: define internal void @[[OUTL1]]({{.+}})
185 // CK3: call void @__kmpc_for_static_init_4(
186 // CK3: call void {{.+}} @__kmpc_fork_call(
187 // CK3: call void @__kmpc_for_static_fini(
194 int teams_template_struct(void) {
200 // CK3-DAG: !{!"llvm.loop.vectorize.enable", i1 true}
201 // CK3-DAG: !{!"llvm.loop.vectorize.width", i32 4}
204 // Test host codegen.
205 // RUN: %clang_cc1 -DCK4 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix CK4 --check-prefix CK4-64
206 // RUN: %clang_cc1 -DCK4 -fopenmp -x c++ -std=c++11 -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-pch -o %t %s
207 // RUN: %clang_cc1 -DCK4 -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefix CK4 --check-prefix CK4-64
208 // RUN: %clang_cc1 -DCK4 -verify -fopenmp -x c++ -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix CK4 --check-prefix CK4-32
209 // RUN: %clang_cc1 -DCK4 -fopenmp -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-pch -o %t %s
210 // RUN: %clang_cc1 -DCK4 -fopenmp -x c++ -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefix CK4 --check-prefix CK4-32
212 // RUN: %clang_cc1 -DCK4 -verify -fopenmp-simd -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY3 %s
213 // RUN: %clang_cc1 -DCK4 -fopenmp-simd -x c++ -std=c++11 -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-pch -o %t %s
214 // RUN: %clang_cc1 -DCK4 -fopenmp-simd -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY3 %s
215 // RUN: %clang_cc1 -DCK4 -verify -fopenmp-simd -x c++ -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY3 %s
216 // RUN: %clang_cc1 -DCK4 -fopenmp-simd -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-pch -o %t %s
217 // RUN: %clang_cc1 -DCK4 -fopenmp-simd -x c++ -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY3 %s
218 // SIMD-ONLY3-NOT: {{__kmpc|__tgt}}
222 template <typename T, int n>
228 #pragma omp teams distribute parallel for simd num_teams(te) thread_limit(th) simdlen(64)
229 for(int i = 0; i < n; i++) {
235 int main (int argc, char **argv) {
239 #pragma omp teams distribute parallel for simd safelen(4) aligned(a) linear(i)
240 for(i = 0; i < n; i++) {
243 return tmain<int, 10>(argc);
246 // CK4: define {{.*}}i32 @{{[^,]+}}(i{{.+}}{{.+}} %[[ARGC:.+]], {{.+}})
247 // CK4: call i32 @__tgt_target_teams(i64 -1, i8* @{{[^,]+}}, i32 4, i8** %{{[^,]+}}, i8** %{{[^,]+}}, i{{64|32}}* {{.+}}, i64* {{.+}}@{{[^,]+}}, i32 0, i32 0)
248 // CK4: call void @[[OFFL1:.+]]({{.+}})
249 // CK4: {{%.+}} = call{{.*}} i32 @[[TMAIN:.+]]({{.+}})
252 // CK4: define {{.*}}void @[[OFFL1]]({{.+}})
253 // CK4: call void {{.+}} @__kmpc_fork_teams({{.+}}, i32 4, {{.+}} @[[OUTL1:.+]] to {{.+}}, {{.+}}, {{.+}})
256 // CK4: define internal void @[[OUTL1]]({{.+}})
257 // CK4: call void @__kmpc_for_static_init_4(
258 // CK4: call void {{.+}} @__kmpc_fork_call(
259 // CK4: call void @__kmpc_for_static_fini(
262 // CK4: define {{.*}}i32 @[[TMAIN]]({{.+}})
263 // CK4: call i32 @__tgt_target_teams(i64 -1, i8* @{{[^,]+}}, i32 3, i8** %{{[^,]+}}, i8** %{{[^,]+}}, i{{64|32}}* {{.+}}@{{[^,]+}}, i32 0, i32 0), i64* {{.+}}@{{[^,]+}}, i32 0, i32 0)
264 // CK4: call void @[[OFFLT:.+]]({{.+}})
268 // CK4: define {{.*}}void @[[OFFLT]](i{{32|64}} [[TE_ARG:%.+]], i{{32|64}} [[TH_ARG:%.+]], {{.+}})
269 // CK4: [[TE_ADDR:%.+]] = alloca i{{32|64}},
270 // CK4: [[TH_ADDR:%.+]] = alloca i{{32|64}},
271 // CK4: store{{.+}} [[TE_ARG]], {{.+}} [[TE_ADDR]],
272 // CK4: store{{.+}} [[TH_ARG]], {{.+}} [[TH_ADDR]],
273 // CK4-64: [[TE_CONV:%.+]] = bitcast{{.+}} [[TE_ADDR]] to
274 // CK4-64: [[TH_CONV:%.+]] = bitcast{{.+}} [[TH_ADDR]] to
275 // CK4-64: [[TE_VAL:%.+]] = load i32, i32* [[TE_CONV]],
276 // CK4-64: [[TH_VAL:%.+]] = load i32, i32* [[TH_CONV]],
277 // CK4-32: [[TE_VAL:%.+]] = load i32, i32* [[TE_ADDR]],
278 // CK4-32: [[TH_VAL:%.+]] = load i32, i32* [[TH_ADDR]],
279 // CK4: {{%.+}} = call i32 @__kmpc_push_num_teams({{.+}}, {{.+}}, i32 [[TE_VAL]], i32 [[TH_VAL]])
280 // CK4: call void {{.+}} @__kmpc_fork_teams({{.+}}, i32 1, {{.+}} @[[OUTLT:.+]] to {{.+}}, {{.+}}, {{.+}})
283 // CK4: define internal void @[[OUTLT]]({{.+}})
284 // CK4: call void @__kmpc_for_static_init_4(
285 // CK4: call void {{.+}} @__kmpc_fork_call(
286 // CK4: call void @__kmpc_for_static_fini(
289 // CK4-DAG: !{!"llvm.loop.vectorize.enable", i1 true}
290 // CK4-DAG: !{!"llvm.loop.vectorize.width", i32 4}
291 // CK4-DAG: !{!"llvm.loop.vectorize.width", i32 64}