1 // Test target codegen - host bc file has to be created first. 2 // 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 3 // 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 4 // 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 5 // 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 6 // 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 7 // expected-no-diagnostics 8 #ifndef HEADER 9 #define HEADER 10 11 // Check that the execution mode of all 2 target regions on the gpu is set to SPMD Mode. 12 // CHECK-DAG: {{@__omp_offloading_.+l24}}_exec_mode = weak constant i8 0 13 // CHECK-DAG: {{@__omp_offloading_.+l29}}_exec_mode = weak constant i8 0 14 // CHECK-DAG: {{@__omp_offloading_.+l34}}_exec_mode = weak constant i8 0 15 16 #define N 1000 17 18 template<typename tx> 19 tx ftemplate(int n) { 20 tx a[N]; 21 short aa[N]; 22 tx b[10]; 23 24 #pragma omp target simd 25 for(int i = 0; i < n; i++) { 26 a[i] = 1; 27 } 28 29 #pragma omp target simd 30 for(int i = 0; i < n; i++) { 31 aa[i] += 1; 32 } 33 34 #pragma omp target simd 35 for(int i = 0; i < 10; i++) { 36 b[i] += 1; 37 } 38 39 return a[0]; 40 } 41 42 int bar(int n){ 43 int a = 0; 44 45 a += ftemplate<int>(n); 46 47 return a; 48 } 49 50 // CHECK-LABEL: define {{.*}}void {{@__omp_offloading_.+l24}}( 51 // CHECK-DAG: [[THREAD_LIMIT:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x() 52 // CHECK: call void @__kmpc_spmd_kernel_init(i32 [[THREAD_LIMIT]], 53 // CHECK-NOT: call void @__kmpc_for_static_init 54 // CHECK-NOT: call void @__kmpc_for_static_fini 55 // CHECK: call void @__kmpc_spmd_kernel_deinit() 56 // CHECK: ret void 57 58 // CHECK-LABEL: define {{.*}}void {{@__omp_offloading_.+l29}}( 59 // CHECK-DAG: [[THREAD_LIMIT:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x() 60 // CHECK: call void @__kmpc_spmd_kernel_init(i32 [[THREAD_LIMIT]], 61 // CHECK-NOT: call void @__kmpc_for_static_init 62 // CHECK-NOT: call void @__kmpc_for_static_fini 63 // CHECK: call void @__kmpc_spmd_kernel_deinit() 64 // CHECK: ret void 65 66 // CHECK-LABEL: define {{.*}}void {{@__omp_offloading_.+l34}}( 67 // CHECK-DAG: [[THREAD_LIMIT:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x() 68 // CHECK: call void @__kmpc_spmd_kernel_init(i32 [[THREAD_LIMIT]], 69 // CHECK-NOT: call void @__kmpc_for_static_init 70 // CHECK-NOT: call void @__kmpc_for_static_fini 71 // CHECK: call void @__kmpc_spmd_kernel_deinit() 72 // CHECK: ret void 73 74 #endif 75