commit 81c7ea0ec35494940dfeaabef8f6e3e75f3bd807
author Alexey Bataev <a.bataev@hotmail.com> Fri Jul 03 09:56:58 2015 +0000
committer Alexey Bataev <a.bataev@hotmail.com> Fri Jul 03 09:56:58 2015 +0000
tree 9c895063ec5c75fd52040e3892ab41dca3ff1981
parent 40178c352e5b8841df4862490d112c2a1db0b058

[OPENMP 4.0] Fixed codegen for 'cancellation point' construct.

Generate the next code for 'cancellation point':
if (__kmpc_cancellationpoint()) {
  __kmpc_cancel_barrier();
  <exit construct>;
}

llvm-svn: 241336

clang/test/OpenMP/cancellation_point_codegen.cpp

diff --git a/clang/test/OpenMP/cancellation_point_codegen.cpp b/clang/test/OpenMP/cancellation_point_codegen.cpp
index 589aec8..47903c1 100644
--- a/clang/test/OpenMP/cancellation_point_codegen.cpp
+++ b/clang/test/OpenMP/cancellation_point_codegen.cpp
@@ -19,14 +19,35 @@
 #pragma omp cancellation point sections
 }
 // CHECK: call i32 @__kmpc_single(
+// CHECK-NOT: @__kmpc_cancellationpoint
+// CHECK: call void @__kmpc_end_single(
+// CHECK: call void @__kmpc_barrier(%ident_t*
+#pragma omp sections
+{
+#pragma omp cancellation point sections
+#pragma omp section
+  {
+#pragma omp cancellation point sections
+  }
+}
+// CHECK: call void @__kmpc_for_static_init_4(
 // CHECK: [[RES:%.+]] = call i32 @__kmpc_cancellationpoint(%ident_t* {{[^,]+}}, i32 [[GTID]], i32 3)
 // CHECK: [[CMP:%.+]] = icmp ne i32 [[RES]], 0
 // CHECK: br i1 [[CMP]], label %[[EXIT:[^,].+]], label %[[CONTINUE:.+]]
 // CHECK: [[EXIT]]
+// CHECK: call i32 @__kmpc_cancel_barrier(%ident_t*
 // CHECK: br label
 // CHECK: [[CONTINUE]]
 // CHECK: br label
-// CHECK: call void @__kmpc_end_single(
+// CHECK: [[RES:%.+]] = call i32 @__kmpc_cancellationpoint(%ident_t* {{[^,]+}}, i32 [[GTID]], i32 3)
+// CHECK: [[CMP:%.+]] = icmp ne i32 [[RES]], 0
+// CHECK: br i1 [[CMP]], label %[[EXIT:[^,].+]], label %[[CONTINUE:.+]]
+// CHECK: [[EXIT]]
+// CHECK: call i32 @__kmpc_cancel_barrier(%ident_t*
+// CHECK: br label
+// CHECK: [[CONTINUE]]
+// CHECK: br label
+// CHECK: call void @__kmpc_for_static_fini(
 #pragma omp for
 for (int i = 0; i < argc; ++i) {
 #pragma omp cancellation point for
@@ -36,10 +57,12 @@
 // CHECK: [[CMP:%.+]] = icmp ne i32 [[RES]], 0
 // CHECK: br i1 [[CMP]], label %[[EXIT:[^,].+]], label %[[CONTINUE:.+]]
 // CHECK: [[EXIT]]
+// CHECK: call i32 @__kmpc_cancel_barrier(%ident_t*
 // CHECK: br label
 // CHECK: [[CONTINUE]]
 // CHECK: br label
 // CHECK: call void @__kmpc_for_static_fini(
+// CHECK: call void @__kmpc_barrier(%ident_t*
 #pragma omp task
 {
 #pragma omp cancellation point taskgroup
@@ -54,6 +77,7 @@
 // CHECK: [[CMP:%.+]] = icmp ne i32 [[RES]], 0
 // CHECK: br i1 [[CMP]], label %[[EXIT:[^,]+]],
 // CHECK: [[EXIT]]
+// CHECK: call i32 @__kmpc_cancel_barrier(%ident_t*
 // CHECK: br label %[[RETURN:.+]]
 // CHECK: [[RETURN]]
 // CHECK: ret void
@@ -63,6 +87,7 @@
 // CHECK: [[CMP:%.+]] = icmp ne i32 [[RES]], 0
 // CHECK: br i1 [[CMP]], label %[[EXIT:[^,]+]],
 // CHECK: [[EXIT]]
+// CHECK: call i32 @__kmpc_cancel_barrier(%ident_t*
 // CHECK: br label %[[RETURN:.+]]
 // CHECK: [[RETURN]]
 // CHECK: ret i32 0