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| author | Alexey Bataev <a.bataev@hotmail.com> | 2015-04-24 04:00:39 +0000 |
|---|---|---|
| committer | Alexey Bataev <a.bataev@hotmail.com> | 2015-04-24 04:00:39 +0000 |
| commit | 8b72566eec2f35d683655a2cc6e4a4054f85a596 (patch) | |
| tree | a3fc1b9c5e1874bfcc5d88fcfa3898e6e467af77 /clang/test/OpenMP/single_codegen.cpp | |
| parent | 2cb9b95adf7a46ccb86ead94e4a6002a4fd7aed5 (diff) | |
| download | bcm5719-llvm-8b72566eec2f35d683655a2cc6e4a4054f85a596.tar.gz bcm5719-llvm-8b72566eec2f35d683655a2cc6e4a4054f85a596.zip | |
[OPENMP] Do not emit implicit barrier for single directive with 'copyprivate' clause(s).
Runtime function for 'copyprivate' directive generates implicit barriers, so no need to emit it.
Differential Revision: http://reviews.llvm.org/D9215
llvm-svn: 235692
Diffstat (limited to 'clang/test/OpenMP/single_codegen.cpp')
| -rw-r--r-- | clang/test/OpenMP/single_codegen.cpp | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/clang/test/OpenMP/single_codegen.cpp b/clang/test/OpenMP/single_codegen.cpp index 298b050fc2c..19574bf1f34 100644 --- a/clang/test/OpenMP/single_codegen.cpp +++ b/clang/test/OpenMP/single_codegen.cpp @@ -51,13 +51,24 @@ int main() { // CHECK-NEXT: call void @__kmpc_end_single([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]]) // CHECK-NEXT: br label {{%?}}[[EXIT]] // CHECK: [[EXIT]] -// CHECK-NOT: __kmpc_cancel_barrier +// CHECK-NOT: call {{.+}} @__kmpc_cancel_barrier #pragma omp single nowait 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: 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]] +// CHECK: call{{.*}} @__kmpc_cancel_barrier([[IDENT_T_TY]]* [[IMPLICIT_BARRIER_SINGLE_LOC]], i32 [[GTID]]) +#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: invoke void [[FOO]]() // CHECK: to label {{%?}}[[CONT:.+]] unwind // CHECK: [[CONT]] @@ -86,7 +97,7 @@ int main() { // CHECK: [[COPY_LIST_VOID_PTR:%.+]] = bitcast [5 x i8*]* [[COPY_LIST]] to i8* // CHECK: [[DID_IT_VAL:%.+]] = load i32, i32* [[DID_IT]], // CHECK: call void @__kmpc_copyprivate([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]], i32 40, i8* [[COPY_LIST_VOID_PTR]], void (i8*, i8*)* [[COPY_FUNC:@.+]], i32 [[DID_IT_VAL]]) -// CHECK: call{{.*}} @__kmpc_cancel_barrier([[IDENT_T_TY]]* [[IMPLICIT_BARRIER_SINGLE_LOC]], i32 [[GTID]]) +// CHECK-NOT: call {{.+}} @__kmpc_cancel_barrier #pragma omp single copyprivate(a, c, tc, a2, tc2) foo(); // CHECK-NOT: call i32 @__kmpc_single |
