Gitiles
Code Review Sign In
gerrit-public.fairphone.software / toolchain / llvm-project / 47b071deff324a76d85280c7ddb7e5dbc7668110 / . / clang / test / OpenMP / loops_explicit_clauses_codegen.cpp
blob: dc21fd11af6f9cc951f98c6a11bbb039a507e5c0 [file] [log] [blame]
Alexey Bataev5dff95c2016-04-22 03:56:56 +0000[diff] [blame]1// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck %s
2// RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple x86_64-unknown-unknown -emit-pch -o %t %s
3// RUN: %clang_cc1 -fopenmp -x c++ -triple x86_64-unknown-unknown -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s
4// expected-no-diagnostics
5
6
7#ifndef HEADER
8#define HEADER
9
10#define N 10
11int foo();
12int bar();
13int k;
14// CHECK-LABEL: @main
15int main(int argc, char **argv) {
16 foo();
17// CHECK: @{{.+}}foo
18// CHECK: call void @__kmpc_for_static_init_4(
19// CHECK-NOT: @k
20// CHECK: call void @__kmpc_for_static_fini(
21// CHECK-NOT: @k
22#pragma omp for private(k)
23 for (k = 0; k < argc; k++)
24 ;
25 foo();
26// CHECK: @{{.+}}foo
27// CHECK: call void @__kmpc_for_static_init_8(
28// CHECK-NOT: @k
29// CHECK: call void @__kmpc_for_static_fini(
30// CHECK: store i32 %{{.+}}, i32* @k
31#pragma omp for lastprivate(k) collapse(2)
32 for (int i = 0; i < 2; ++i)
33 for (k = 0; k < argc; k++)
34 ;
35 foo();
36// CHECK: @{{.+}}foo
37// CHECK-NOT: @k{{.+}}!llvm.mem.parallel_loop_access
38// CHECK: i32 @{{.+}}bar{{.+}}!llvm.mem.parallel_loop_access
39// CHECK-NOT: @k{{.+}}!llvm.mem.parallel_loop_access
40// CHECK: sdiv i32
41// CHECK: store i32 %{{.+}}, i32* @k,
42#pragma omp simd linear(k : 2)
43 for (k = 0; k < argc; k++)
44 bar();
45// CHECK: @{{.+}}foo
46// CHECK-NOT: @k{{.+}}!llvm.mem.parallel_loop_access
47// CHECK: i32 @{{.+}}bar{{.+}}!llvm.mem.parallel_loop_access
48// CHECK-NOT: @k{{.+}}!llvm.mem.parallel_loop_access
49// CHECK: sdiv i32
50// CHECK: store i32 %{{.+}}, i32* @k,
51 foo();
52#pragma omp simd lastprivate(k) collapse(2)
53 for (int i = 0; i < 2; ++i)
54 for (k = 0; k < argc; k++)
55 bar() ;
56 foo();
57// CHECK: @{{.+}}foo
58// CHECK-NOT: @k{{.+}}!llvm.mem.parallel_loop_access
59// CHECK: i32 @{{.+}}bar{{.+}}!llvm.mem.parallel_loop_access
60// CHECK-NOT: @k{{.+}}!llvm.mem.parallel_loop_access
61// CHECK: sdiv i32
62// CHECK: store i32 %{{.+}}, i32* @k,
63#pragma omp simd
64 for (k = 0; k < argc; k++)
65 bar();
66 foo();
67// CHECK: @{{.+}}foo
68// CHECK-NOT: @k{{.+}}!llvm.mem.parallel_loop_access
69// CHECK: i32 @{{.+}}bar{{.+}}!llvm.mem.parallel_loop_access
70// CHECK-NOT: @k{{.+}}!llvm.mem.parallel_loop_access
71// CHECK: sdiv i32
72// CHECK: store i32 %{{.+}}, i32* @k,
73#pragma omp simd collapse(2)
74 for (int i = 0; i < 2; ++i)
75 for (k = 0; k < argc; k++)
76 bar();
77// CHECK: @{{.+}}foo
78 foo();
79 return 0;
80}
81
82struct S {
83 int k;
84 S(int argc) {
85 foo();
86// CHECK: @{{.+}}foo
87// CHECK: call void @__kmpc_for_static_init_4(
88// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
89// CHECK: call void @__kmpc_for_static_fini(
90// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
91#pragma omp for private(k)
92 for (k = 0; k < argc; k++)
93 ;
94 foo();
95// CHECK: @{{.+}}foo
96// CHECK: call void @__kmpc_for_static_init_8(
97// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
98// CHECK: call void @__kmpc_for_static_fini(
99#pragma omp for lastprivate(k) collapse(2)
100 for (int i = 0; i < 2; ++i)
101 for (k = 0; k < argc; k++)
102 ;
103 foo();
104// CHECK: @{{.+}}foo
105// CHECK: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
106// CHECK: br i1
107// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
108// CHECK: i32 @{{.+}}bar{{.+}}!llvm.mem.parallel_loop_access
109// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
110// CHECK: add nsw i32 %{{.+}}, 1
111// CHECK: br label {{.+}}, !llvm.loop
112// CHECK: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
113#pragma omp simd linear(k : 2)
114 for (k = 0; k < argc; k++)
115 bar();
116 foo();
117// CHECK: @{{.+}}foo
118// CHECK: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
119// CHECK: br i1
120// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
121// CHECK: i32 @{{.+}}bar{{.+}}!llvm.mem.parallel_loop_access
122// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
123// CHECK: add nsw i64 %{{.+}}, 1
124// CHECK: br label {{.+}}, !llvm.loop
125// CHECK: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
126#pragma omp simd lastprivate(k) collapse(2)
127 for (int i = 0; i < 2; ++i)
128 for (k = 0; k < argc; k++)
129 bar();
130 foo();
131// CHECK: @{{.+}}foo
132// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
133// CHECK: br i1
134// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
135// CHECK: i32 @{{.+}}bar{{.+}}!llvm.mem.parallel_loop_access
136// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
137// CHECK: add nsw i32 %{{.+}}, 1
138// CHECK: br label {{.+}}, !llvm.loop
139// CHECK: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
140#pragma omp simd
141 for (k = 0; k < argc; k++)
142 bar();
143 foo();
144// CHECK: @{{.+}}foo
145// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
146// CHECK: br i1
147// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
148// CHECK: i32 @{{.+}}bar{{.+}}!llvm.mem.parallel_loop_access
149// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
150// CHECK: add nsw i64 %{{.+}}, 1
151// CHECK: br label {{.+}}, !llvm.loop
152// CHECK: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
153#pragma omp simd collapse(2)
154 for (int i = 0; i < 2; ++i)
155 for (k = 0; k < argc; k++)
156 bar();
157// CHECK: @{{.+}}foo
158 foo();
159 }
160} s(N);
161
162#endif // HEADER