clang/test/OpenMP/openmp_offload_codegen.cpp

   1 // Test device for mapping codegen.
   2 ///==========================================================================///
   3
   4 // RUN: %clang_cc1 -DCK1 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm %s -o - 2>&1 | FileCheck -check-prefix=CK1 %s
   5
   6 // RUN: %clang_cc1 -DCK1 -verify -fopenmp-simd -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm %s -o - 2>&1 | FileCheck --check-prefix SIMD-ONLY0 %s
   7 // SIMD-ONLY0-NOT: {{__kmpc|__tgt}}
   8
   9 // RUN: %clang_cc1 -DCK1 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm-bc %s -o %t-ppc-host.bc
  10 // RUN: %clang_cc1 -DCK1 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm %s -fopenmp-is-target-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck %s --check-prefix CK1-DEVICE
  11
  12 // RUN: %clang_cc1 -DCK1 -verify -fopenmp-simd -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm-bc %s -o %t-ppc-host.bc
  13 // RUN: %clang_cc1 -DCK1 -verify -fopenmp-simd -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm %s -fopenmp-is-target-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck --check-prefix SIMD-ONLY1 %s
  14 // SIMD-ONLY1-NOT: {{__kmpc|__tgt}}
  15
  16 // expected-no-diagnostics
  17
  18 #ifdef CK1
  19
  20 void target_maps_parallel_integer(int a){
  21   int ParamToKernel = a;
  22 #pragma omp target map(tofrom: ParamToKernel)
  23   {
  24     ParamToKernel += 1;
  25   }
  26 }
  27
  28 // CK1-DEVICE: {{.*}}void @__omp_offloading_{{.*}}(ptr {{[^,]+}}, ptr noundef nonnull align 4 dereferenceable(4){{.*}}
  29
  30 // CK1: {{.*}}void {{.*}}target_maps_parallel_integer{{.*}} {
  31
  32 // CK1: [[GEPOBP:%.+]] = getelementptr inbounds {{.*}}
  33 // CK1: store ptr %ParamToKernel, ptr [[GEPOBP]]
  34 // CK1: [[GEPOP:%.+]] = getelementptr inbounds {{.*}}
  35 // CK1: store ptr %ParamToKernel, ptr [[GEPOP]]
  36 // CK1: [[GEPOBPARG:%.+]] = getelementptr inbounds {{.*}} %.offload_baseptrs, i32 0, i32 0
  37 // CK1: [[GEPOPARG:%.+]] = getelementptr inbounds {{.*}} %.offload_ptrs, i32 0, i32 0
  38 // CK1: [[ARGBP:%.+]] = getelementptr inbounds nuw %struct.__tgt_kernel_arguments, ptr %kernel_args, i32 0, i32 2
  39 // CK1: store ptr [[GEPOBPARG]], ptr [[ARGBP]], align 8
  40 // CK1: [[ARGP:%.+]] = getelementptr inbounds nuw %struct.__tgt_kernel_arguments, ptr %kernel_args, i32 0, i32 3
  41 // CK1: store ptr [[GEPOPARG]], ptr [[ARGP]], align 8
  42 // CK1: call {{.*}}tgt_target_kernel({{.*}})
  43
  44 #endif