1 files changed, 61 insertions, 0 deletions
diff --git a/clang/test/OpenMP/ordered_doacross_codegen.c b/clang/test/OpenMP/ordered_doacross_codegen.c
new file mode 100644
index 00000000000..c12df2638f8
--- /dev/null
+++ b/clang/test/OpenMP/ordered_doacross_codegen.c
@@ -0,0 +1,61 @@
+// RUN: %clang_cc1 -verify -fopenmp -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck %s
+// RUN: %clang_cc1 -fopenmp -triple x86_64-unknown-unknown -emit-pch -o %t %s
+// RUN: %clang_cc1 -fopenmp -triple x86_64-unknown-unknown -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s
+
+// RUN: %clang_cc1 -verify -fopenmp-simd -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY0 %s
+// RUN: %clang_cc1 -fopenmp-simd -triple x86_64-unknown-unknown -emit-pch -o %t %s
+// RUN: %clang_cc1 -fopenmp-simd -triple x86_64-unknown-unknown -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY0 %s
+// SIMD-ONLY0-NOT: {{__kmpc|__tgt}}
+// expected-no-diagnostics
+
+#ifndef HEADER
+#define HEADER
+
+// CHECK: [[KMP_DIM:%.+]] = type { i64, i64, i64 }
+extern int n;
+int a[10], b[10], c[10], d[10];
+void foo();
+
+// CHECK-LABEL: @main()
+int main() {
+  int i;
+// CHECK: [[DIMS:%.+]] = alloca [[KMP_DIM]],
+// CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num([[IDENT:%.+]])
+// CHECK: icmp
+// CHECK-NEXT: br i1 %
+// CHECK: [[CAST:%.+]] = bitcast [[KMP_DIM]]* [[DIMS]] to i8*
+// CHECK: call void @llvm.memset.p0i8.i64(i8* align 8 [[CAST]], i8 0, i64 24, i1 false)
+// CHECK: getelementptr inbounds [[KMP_DIM]], [[KMP_DIM]]* [[DIMS]], i32 0, i32 1
+// CHECK: store i64 %{{.+}}, i64* %
+// CHECK: getelementptr inbounds [[KMP_DIM]], [[KMP_DIM]]* [[DIMS]], i32 0, i32 2
+// CHECK: store i64 1, i64* %
+// CHECK: [[CAST:%.+]] = bitcast [[KMP_DIM]]* [[DIMS]] to i8*
+// CHECK: call void @__kmpc_doacross_init([[IDENT]], i32 [[GTID]], i32 1, i8* [[CAST]])
+// CHECK: call void @__kmpc_for_static_init_4(
+#pragma omp for ordered(1)
+  for (i = 0; i < n; ++i) {
+    a[i] = b[i] + 1;
+    foo();
+// CHECK: call void [[FOO:.+]](
+// CHECK: load i32, i32* [[CNT:%.+]],
+// CHECK-NEXT: sext i32 %{{.+}} to i64
+// CHECK-NEXT: store i64 %{{.+}}, i64* [[TMP:%.+]],
+// CHECK-NEXT: call void @__kmpc_doacross_post([[IDENT]], i32 [[GTID]], i64* [[TMP]])
+#pragma omp ordered depend(source)
+    c[i] = c[i] + 1;
+    foo();
+// CHECK: call void [[FOO]]
+// CHECK: load i32, i32* [[CNT]],
+// CHECK-NEXT: sub nsw i32 %{{.+}}, 2
+// CHECK-NEXT: sext i32 %{{.+}} to i64
+// CHECK-NEXT: store i64 %{{.+}}, i64* [[TMP:%.+]],
+// CHECK-NEXT: call void @__kmpc_doacross_wait([[IDENT]], i32 [[GTID]], i64* [[TMP]])
+#pragma omp ordered depend(sink : i - 2)
+    d[i] = a[i - 2];
+  }
+  // CHECK: call void @__kmpc_for_static_fini(
+  // CHECK: call void @__kmpc_doacross_fini([[IDENT]], i32 [[GTID]])
+  // CHECK: ret i32 0
+  return 0;
+}
+#endif // HEADER