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| author | Alexey Bataev <a.bataev@hotmail.com> | 2015-02-05 06:35:41 +0000 |
|---|---|---|
| committer | Alexey Bataev <a.bataev@hotmail.com> | 2015-02-05 06:35:41 +0000 |
| commit | 6956e2e68338f62bd19d54b82f0791a8f626c84d (patch) | |
| tree | 2670b395613aca0611fc5523ea4204aaa87c6a6f /clang/test/OpenMP | |
| parent | 520449d55e5853ca995446988e9be58b0bb3c436 (diff) | |
| download | bcm5719-llvm-6956e2e68338f62bd19d54b82f0791a8f626c84d.tar.gz bcm5719-llvm-6956e2e68338f62bd19d54b82f0791a8f626c84d.zip | |
[OPENMP] Initial codegen for 'single' directive.
This patch emits the following code for the single directive:
#pragma omp single
<body>
<---->
if(__kmpc_single(...)) {
<body>
__kmpc_end_single(...);
}
Differential Revision: http://reviews.llvm.org/D7045
llvm-svn: 228275
Diffstat (limited to 'clang/test/OpenMP')
| -rw-r--r-- | clang/test/OpenMP/single_codegen.cpp | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/clang/test/OpenMP/single_codegen.cpp b/clang/test/OpenMP/single_codegen.cpp new file mode 100644 index 00000000000..e67af0f5089 --- /dev/null +++ b/clang/test/OpenMP/single_codegen.cpp @@ -0,0 +1,46 @@ +// RUN: %clang_cc1 -verify -fopenmp=libiomp5 -x c++ -emit-llvm %s -fexceptions -fcxx-exceptions -o - | FileCheck %s +// RUN: %clang_cc1 -fopenmp=libiomp5 -x c++ -std=c++11 -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -emit-pch -o %t %s +// RUN: %clang_cc1 -fopenmp=libiomp5 -x c++ -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s +// expected-no-diagnostics + +#ifndef HEADER +#define HEADER + +// CHECK: [[IDENT_T_TY:%.+]] = type { i32, i32, i32, i32, i8* } + +// CHECK: define void [[FOO:@.+]]() + +void foo() {} + +// CHECK-LABEL: @main +int main() { + // CHECK: [[A_ADDR:%.+]] = alloca i8 + char a; + +// CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num([[IDENT_T_TY]]* [[DEFAULT_LOC:@.+]]) +// CHECK: [[RES:%.+]] = call i32 @__kmpc_single([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]]) +// CHECK-NEXT: [[IS_SINGLE:%.+]] = icmp ne i32 [[RES]], 0 +// CHECK-NEXT: br i1 [[IS_SINGLE]], label {{%?}}[[THEN:.+]], label {{%?}}[[EXIT:.+]] +// CHECK: [[THEN]] +// CHECK-NEXT: store i8 2, i8* [[A_ADDR]] +// CHECK-NEXT: call void @__kmpc_end_single([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]]) +// CHECK-NEXT: br label {{%?}}[[EXIT]] +// CHECK: [[EXIT]] +#pragma omp single + a = 2; +// CHECK: [[RES:%.+]] = call i32 @__kmpc_single([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]]) +// CHECK-NEXT: [[IS_SINGLE:%.+]] = icmp ne i32 [[RES]], 0 +// CHECK-NEXT: br i1 [[IS_SINGLE]], label {{%?}}[[THEN:.+]], label {{%?}}[[EXIT:.+]] +// CHECK: [[THEN]] +// CHECK-NEXT: call void [[FOO]]() +// CHECK-NEXT: call void @__kmpc_end_single([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]]) +// CHECK-NEXT: br label {{%?}}[[EXIT]] +// CHECK: [[EXIT]] +#pragma omp single + foo(); +// CHECK-NOT: call i32 @__kmpc_single +// CHECK-NOT: call void @__kmpc_end_single + return a; +} + +#endif |
