| // Test target codegen - host bc file has to be created first. |
| // RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=45 -fopenmp-cuda-mode -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 -fopenmp-version=45 -fopenmp-cuda-mode -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 - | FileCheck %s --check-prefix CHECK --check-prefix CHECK-64 |
| // RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=45 -fopenmp-cuda-mode -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 -fopenmp-version=45 -fopenmp-cuda-mode -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 - | FileCheck %s --check-prefix CHECK --check-prefix CHECK-32 |
| // RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=45 -fopenmp-cuda-mode -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 - | FileCheck %s --check-prefix CHECK --check-prefix CHECK-32 |
| // expected-no-diagnostics |
| #ifndef HEADER |
| #define HEADER |
| |
| // Check that the execution mode of all 2 target regions on the gpu is set to SPMD Mode. |
| // CHECK-DAG: {{@__omp_offloading_.+l24}}_exec_mode = weak constant i8 0 |
| // CHECK-DAG: {{@__omp_offloading_.+l29}}_exec_mode = weak constant i8 0 |
| // CHECK-DAG: {{@__omp_offloading_.+l34}}_exec_mode = weak constant i8 0 |
| |
| #define N 1000 |
| |
| template<typename tx> |
| tx ftemplate(int n) { |
| tx a[N]; |
| short aa[N]; |
| tx b[10]; |
| |
| #pragma omp target simd |
| for(int i = 0; i < n; i++) { |
| a[i] = 1; |
| } |
| |
| #pragma omp target simd |
| for(int i = 0; i < n; i++) { |
| aa[i] += 1; |
| } |
| |
| #pragma omp target simd |
| for(int i = 0; i < 10; i++) { |
| b[i] += 1; |
| } |
| |
| return a[0]; |
| } |
| |
| int bar(int n){ |
| int a = 0; |
| |
| a += ftemplate<int>(n); |
| |
| return a; |
| } |
| |
| // CHECK-LABEL: define {{.*}}void {{@__omp_offloading_.+l24}}( |
| // CHECK-DAG: [[THREAD_LIMIT:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x() |
| // CHECK: call void @__kmpc_spmd_kernel_init(i32 [[THREAD_LIMIT]], |
| // CHECK-NOT: call void @__kmpc_for_static_init |
| // CHECK-NOT: call void @__kmpc_for_static_fini |
| // CHECK: call void @__kmpc_spmd_kernel_deinit() |
| // CHECK: ret void |
| |
| // CHECK-LABEL: define {{.*}}void {{@__omp_offloading_.+l29}}( |
| // CHECK-DAG: [[THREAD_LIMIT:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x() |
| // CHECK: call void @__kmpc_spmd_kernel_init(i32 [[THREAD_LIMIT]], |
| // CHECK-NOT: call void @__kmpc_for_static_init |
| // CHECK-NOT: call void @__kmpc_for_static_fini |
| // CHECK: call void @__kmpc_spmd_kernel_deinit() |
| // CHECK: ret void |
| |
| // CHECK-LABEL: define {{.*}}void {{@__omp_offloading_.+l34}}( |
| // CHECK-DAG: [[THREAD_LIMIT:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x() |
| // CHECK: call void @__kmpc_spmd_kernel_init(i32 [[THREAD_LIMIT]], |
| // CHECK-NOT: call void @__kmpc_for_static_init |
| // CHECK-NOT: call void @__kmpc_for_static_fini |
| // CHECK: call void @__kmpc_spmd_kernel_deinit() |
| // CHECK: ret void |
| |
| #endif |