[OPENMP][NVPTX] Add options -f[no-]openmp-cuda-force-full-runtime.

Added options -f[no-]openmp-cuda-force-full-runtime to [not] force use
of the full runtime for OpenMP offloading to CUDA devices.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@341073 91177308-0d34-0410-b5e6-96231b3b80d8

include/clang/Basic/LangOptions.def

@@ -203,6 +203,7 @@ LANGOPT(OpenMPSimd        , 1, 0, "Use SIMD only OpenMP support.")
 LANGOPT(OpenMPUseTLS      , 1, 0, "Use TLS for threadprivates or runtime calls")
 LANGOPT(OpenMPIsDevice    , 1, 0, "Generate code only for OpenMP target device")
 LANGOPT(OpenMPCUDAMode    , 1, 0, "Generate code for OpenMP pragmas in SIMT/SPMD mode")
+LANGOPT(OpenMPCUDAForceFullRuntime , 1, 0, "Force to use full runtime in all constructs when offloading to CUDA devices")
 LANGOPT(OpenMPHostCXXExceptions    , 1, 0, "C++ exceptions handling in the host code.")
 LANGOPT(RenderScript      , 1, 0, "RenderScript")
 

include/clang/Driver/Options.td

@@ -1531,6 +1531,10 @@ def fopenmp_cuda_mode : Flag<["-"], "fopenmp-cuda-mode">, Group<f_Group>,
   Flags<[CC1Option, NoArgumentUnused, HelpHidden]>;
 def fno_openmp_cuda_mode : Flag<["-"], "fno-openmp-cuda-mode">, Group<f_Group>,
   Flags<[NoArgumentUnused, HelpHidden]>;
+def fopenmp_cuda_force_full_runtime : Flag<["-"], "fopenmp-cuda-force-full-runtime">, Group<f_Group>,
+  Flags<[CC1Option, NoArgumentUnused, HelpHidden]>;
+def fno_openmp_cuda_force_full_runtime : Flag<["-"], "fno-openmp-cuda-force-full-runtime">, Group<f_Group>,
+  Flags<[NoArgumentUnused, HelpHidden]>;
 def fno_optimize_sibling_calls : Flag<["-"], "fno-optimize-sibling-calls">, Group<f_Group>;
 def foptimize_sibling_calls : Flag<["-"], "foptimize-sibling-calls">, Group<f_Group>;
 def fno_escaping_block_tail_calls : Flag<["-"], "fno-escaping-block-tail-calls">, Group<f_Group>, Flags<[CC1Option]>;

lib/CodeGen/CGOpenMPRuntimeNVPTX.cpp

@@ -1218,7 +1218,8 @@ void CGOpenMPRuntimeNVPTX::emitSPMDEntryHeader(
   EST.ExitBB = CGF.createBasicBlock(".exit");
 
   // Initialize the OMP state in the runtime; called by all active threads.
-  bool RequiresFullRuntime = !supportsLightweightRuntime(CGF.getContext(), D);
+  bool RequiresFullRuntime = CGM.getLangOpts().OpenMPCUDAForceFullRuntime ||
+                             !supportsLightweightRuntime(CGF.getContext(), D);
   llvm::Value *Args[] = {
       getThreadLimit(CGF, /*IsInSPMDExecutionMode=*/true),
       /*RequiresOMPRuntime=*/

lib/Driver/ToolChains/Clang.cpp

@@ -4039,8 +4039,16 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
 
       // When in OpenMP offloading mode with NVPTX target, forward
       // cuda-mode flag
-      Args.AddLastArg(CmdArgs, options::OPT_fopenmp_cuda_mode,
+      if (Args.hasFlag(options::OPT_fopenmp_cuda_mode,
-                      options::OPT_fno_openmp_cuda_mode);
+                       options::OPT_fno_openmp_cuda_mode, /*Default=*/false))
+        CmdArgs.push_back("-fopenmp-cuda-mode");
+
+      // When in OpenMP offloading mode with NVPTX target, check if full runtime
+      // is required.
+      if (Args.hasFlag(options::OPT_fopenmp_cuda_force_full_runtime,
+                       options::OPT_fno_openmp_cuda_force_full_runtime,
+                       /*Default=*/false))
+        CmdArgs.push_back("-fopenmp-cuda-force-full-runtime");
       break;
     default:
       // By default, if Clang doesn't know how to generate useful OpenMP code

lib/Frontend/CompilerInvocation.cpp

@@ -2677,10 +2677,15 @@ static void ParseLangArgs(LangOptions &Opts, ArgList &Args, InputKind IK,
           << Opts.OMPHostIRFile;
   }
 
-  // set CUDA mode for OpenMP target NVPTX if specified in options
+  // Set CUDA mode for OpenMP target NVPTX if specified in options
   Opts.OpenMPCUDAMode = Opts.OpenMPIsDevice && T.isNVPTX() &&
                         Args.hasArg(options::OPT_fopenmp_cuda_mode);
 
+  // Set CUDA mode for OpenMP target NVPTX if specified in options
+  Opts.OpenMPCUDAForceFullRuntime =
+      Opts.OpenMPIsDevice && T.isNVPTX() &&
+      Args.hasArg(options::OPT_fopenmp_cuda_force_full_runtime);
+
   // Record whether the __DEPRECATED define was requested.
   Opts.Deprecated = Args.hasFlag(OPT_fdeprecated_macro,
                                  OPT_fno_deprecated_macro,

test/Driver/openmp-offload-gpu.c

@@ -216,3 +216,26 @@
 // HAS_DEBUG: nvlink
 // HAS_DEBUG-SAME: "-g"
 
+// RUN:   %clang -### -no-canonical-prefixes -fopenmp=libomp -fopenmp-targets=nvptx64-nvidia-cuda -Xopenmp-target -march=sm_60 %s -fopenmp-cuda-mode 2>&1 \
+// RUN:   | FileCheck -check-prefix=CUDA_MODE %s
+// RUN:   %clang -### -no-canonical-prefixes -fopenmp=libomp -fopenmp-targets=nvptx64-nvidia-cuda -Xopenmp-target -march=sm_60 %s -fno-openmp-cuda-mode -fopenmp-cuda-mode 2>&1 \
+// RUN:   | FileCheck -check-prefix=CUDA_MODE %s
+// CUDA_MODE: clang{{.*}}"-cc1"{{.*}}"-triple" "nvptx64-nvidia-cuda"
+// CUDA_MODE-SAME: "-fopenmp-cuda-mode"
+// RUN:   %clang -### -no-canonical-prefixes -fopenmp=libomp -fopenmp-targets=nvptx64-nvidia-cuda -Xopenmp-target -march=sm_60 %s -fno-openmp-cuda-mode 2>&1 \
+// RUN:   | FileCheck -check-prefix=NO_CUDA_MODE %s
+// RUN:   %clang -### -no-canonical-prefixes -fopenmp=libomp -fopenmp-targets=nvptx64-nvidia-cuda -Xopenmp-target -march=sm_60 %s -fopenmp-cuda-mode -fno-openmp-cuda-mode 2>&1 \
+// RUN:   | FileCheck -check-prefix=NO_CUDA_MODE %s
+// NO_CUDA_MODE-NOT: "-{{fno-|f}}openmp-cuda-mode"
+
+// RUN:   %clang -### -no-canonical-prefixes -fopenmp=libomp -fopenmp-targets=nvptx64-nvidia-cuda -Xopenmp-target -march=sm_60 %s -fopenmp-cuda-force-full-runtime 2>&1 \
+// RUN:   | FileCheck -check-prefix=FULL_RUNTIME %s
+// RUN:   %clang -### -no-canonical-prefixes -fopenmp=libomp -fopenmp-targets=nvptx64-nvidia-cuda -Xopenmp-target -march=sm_60 %s -fno-openmp-cuda-force-full-runtime -fopenmp-cuda-force-full-runtime 2>&1 \
+// RUN:   | FileCheck -check-prefix=FULL_RUNTIME %s
+// FULL_RUNTIME: clang{{.*}}"-cc1"{{.*}}"-triple" "nvptx64-nvidia-cuda"
+// FULL_RUNTIME-SAME: "-fopenmp-cuda-force-full-runtime"
+// RUN:   %clang -### -no-canonical-prefixes -fopenmp=libomp -fopenmp-targets=nvptx64-nvidia-cuda -Xopenmp-target -march=sm_60 %s -fno-openmp-cuda-force-full-runtime 2>&1 \
+// RUN:   | FileCheck -check-prefix=NO_FULL_RUNTIME %s
+// RUN:   %clang -### -no-canonical-prefixes -fopenmp=libomp -fopenmp-targets=nvptx64-nvidia-cuda -Xopenmp-target -march=sm_60 %s -fopenmp-cuda-force-full-runtime -fno-openmp-cuda-force-full-runtime 2>&1 \
+// RUN:   | FileCheck -check-prefix=NO_FULL_RUNTIME %s
+// NO_FULL_RUNTIME-NOT: "-{{fno-|f}}openmp-cuda-force-full-runtime"

test/OpenMP/nvptx_force_full_runtime_SPMD_codegen.cpp

@@ -0,0 +1,328 @@
+// Test target codegen - host bc file has to be created first.
+// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm-bc %s -o %t-ppc-host.bc
+// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple nvptx64-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - -fopenmp-cuda-force-full-runtime | FileCheck %s
+// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple i386-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -emit-llvm-bc %s -o %t-x86-host.bc
+// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple nvptx-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-x86-host.bc -o - -fopenmp-cuda-force-full-runtime | FileCheck %s
+// RUN: %clang_cc1 -verify -fopenmp -fexceptions -fcxx-exceptions -x c++ -triple nvptx-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-x86-host.bc -o - -fopenmp-cuda-force-full-runtime | FileCheck %s
+// expected-no-diagnostics
+#ifndef HEADER
+#define HEADER
+
+// CHECK-NOT: @__omp_offloading_{{.+}}_exec_mode = weak constant i8 1
+// CHECK: @__omp_offloading_{{.+}}_l52_exec_mode = weak constant i8 1
+// CHECK-NOT: @__omp_offloading_{{.+}}_exec_mode = weak constant i8 1
+
+void foo() {
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+#pragma omp target teams distribute parallel for simd
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target teams distribute parallel for simd schedule(static)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target teams distribute parallel for simd schedule(static, 1)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target teams distribute parallel for simd schedule(auto)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target teams distribute parallel for simd schedule(runtime)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target teams distribute parallel for simd schedule(dynamic)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target teams distribute parallel for simd schedule(guided)
+  for (int i = 0; i < 10; ++i)
+    ;
+int a;
+// CHECK: call void @__kmpc_kernel_init(
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+#pragma omp target teams distribute parallel for lastprivate(a)
+  for (int i = 0; i < 10; ++i)
+    a = i;
+#pragma omp target teams distribute parallel for schedule(static)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target teams distribute parallel for schedule(static, 1)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target teams distribute parallel for schedule(auto)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target teams distribute parallel for schedule(runtime)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target teams distribute parallel for schedule(dynamic)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target teams distribute parallel for schedule(guided)
+  for (int i = 0; i < 10; ++i)
+    ;
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+#pragma omp target teams
+#pragma omp distribute parallel for simd
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target teams
+#pragma omp distribute parallel for simd schedule(static)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target teams
+#pragma omp distribute parallel for simd schedule(static, 1)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target teams
+#pragma omp distribute parallel for simd schedule(auto)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target teams
+#pragma omp distribute parallel for simd schedule(runtime)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target teams
+#pragma omp distribute parallel for simd schedule(dynamic)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target teams
+#pragma omp distribute parallel for simd schedule(guided)
+  for (int i = 0; i < 10; ++i)
+    ;
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+#pragma omp target teams
+#pragma omp distribute parallel for
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target teams
+#pragma omp distribute parallel for schedule(static)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target teams
+#pragma omp distribute parallel for schedule(static, 1)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target teams
+#pragma omp distribute parallel for schedule(auto)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target teams
+#pragma omp distribute parallel for schedule(runtime)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target teams
+#pragma omp distribute parallel for schedule(dynamic)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target teams
+#pragma omp distribute parallel for schedule(guided)
+  for (int i = 0; i < 10; ++i)
+    ;
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+#pragma omp target
+#pragma omp teams
+#pragma omp distribute parallel for
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target
+#pragma omp teams
+#pragma omp distribute parallel for schedule(static)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target
+#pragma omp teams
+#pragma omp distribute parallel for schedule(static, 1)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target
+#pragma omp teams
+#pragma omp distribute parallel for schedule(auto)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target
+#pragma omp teams
+#pragma omp distribute parallel for schedule(runtime)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target
+#pragma omp teams
+#pragma omp distribute parallel for schedule(dynamic)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target
+#pragma omp teams
+#pragma omp distribute parallel for schedule(guided)
+  for (int i = 0; i < 10; ++i)
+    ;
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+#pragma omp target parallel for
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target parallel for schedule(static)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target parallel for schedule(static, 1)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target parallel for schedule(auto)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target parallel for schedule(runtime)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target parallel for schedule(dynamic)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target parallel for schedule(guided)
+  for (int i = 0; i < 10; ++i)
+    ;
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+#pragma omp target parallel
+#pragma omp for simd
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target parallel
+#pragma omp for simd schedule(static)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target parallel
+#pragma omp for simd schedule(static, 1)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target parallel
+#pragma omp for simd schedule(auto)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target parallel
+#pragma omp for simd schedule(runtime)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target parallel
+#pragma omp for simd schedule(dynamic)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target parallel
+#pragma omp for simd schedule(guided)
+  for (int i = 0; i < 10; ++i)
+    ;
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+#pragma omp target
+#pragma omp parallel
+#pragma omp for simd ordered
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target
+#pragma omp parallel
+#pragma omp for simd schedule(static)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target
+#pragma omp parallel
+#pragma omp for simd schedule(static, 1)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target
+#pragma omp parallel
+#pragma omp for simd schedule(auto)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target
+#pragma omp parallel
+#pragma omp for simd schedule(runtime)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target
+#pragma omp parallel
+#pragma omp for simd schedule(dynamic)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target
+#pragma omp parallel
+#pragma omp for simd schedule(guided)
+  for (int i = 0; i < 10; ++i)
+    ;
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+// CHECK: call void @__kmpc_spmd_kernel_init(i32 {{.+}}, i16 1, i16 {{.+}})
+#pragma omp target
+#pragma omp parallel for
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target
+#pragma omp parallel for schedule(static)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target
+#pragma omp parallel for schedule(static, 1)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target
+#pragma omp parallel for schedule(auto)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target
+#pragma omp parallel for schedule(runtime)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target
+#pragma omp parallel for schedule(dynamic)
+  for (int i = 0; i < 10; ++i)
+    ;
+#pragma omp target
+#pragma omp parallel for schedule(guided)
+  for (int i = 0; i < 10; ++i)
+    ;
+}
+
+#endif
+