| Carlo Bertolli | 7971209 | 2018-02-28 20:48:35 +0000 | [diff] [blame^] | 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 |