| // REQUIRES: amdgpu-registered-target |
| |
| // RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple x86_64-unknown-unknown -fopenmp-targets=amdgcn-amd-amdhsa -emit-llvm-bc %s -o %t-ppc-host.bc |
| // RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple amdgcn-amd-amdhsa -fopenmp-targets=amdgcn-amd-amdhsa -emit-llvm %s -fopenmp-is-target-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck %s --check-prefix=AMD |
| // RUN: %clang_cc1 -target-cpu gfx900 -fopenmp -x c++ -std=c++11 -triple amdgcn-amd-amdhsa -fopenmp-targets=amdgcn-amd-amdhsa -emit-llvm %s -fopenmp-is-target-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck %s --check-prefix=AMD |
| // RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple nvptx64 -fopenmp-targets=nvptx64 -emit-llvm %s -fopenmp-is-target-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck %s --check-prefix=NVIDIA |
| // expected-no-diagnostics |
| |
| |
| // Check that the target attributes are set on the generated kernel |
| void func() { |
| // AMD: amdgpu_kernel void @__omp_offloading[[HASH:.*]]_l16(ptr {{[^,]+}}) #0 |
| // AMD: amdgpu_kernel void @__omp_offloading[[HASH:.*]]_l18(ptr {{[^,]+}}) |
| // AMD: amdgpu_kernel void @__omp_offloading[[HASH:.*]]_l20(ptr {{[^,]+}}) #4 |
| |
| #pragma omp target ompx_attribute([[clang::amdgpu_flat_work_group_size(10, 20)]]) |
| {} |
| #pragma omp target teams ompx_attribute(__attribute__((launch_bounds(45, 90)))) |
| {} |
| #pragma omp target teams distribute parallel for simd ompx_attribute([[clang::amdgpu_flat_work_group_size(3, 17)]]) device(3) ompx_attribute(__attribute__((amdgpu_waves_per_eu(3, 7)))) |
| for (int i = 0; i < 1000; ++i) |
| {} |
| } |
| |
| // AMD: attributes #0 |
| // AMD-SAME: "amdgpu-flat-work-group-size"="10,20" |
| // AMD-SAME: "omp_target_thread_limit"="20" |
| // AMD: "omp_target_thread_limit"="45" |
| // AMD: attributes #4 |
| // AMD-SAME: "amdgpu-flat-work-group-size"="3,17" |
| // AMD-SAME: "amdgpu-waves-per-eu"="3,7" |
| // AMD-SAME: "omp_target_thread_limit"="17" |
| |
| // It is unclear if we should use the AMD annotations for other targets, we do for now. |
| // NVIDIA: "omp_target_thread_limit"="20" |
| // NVIDIA: "omp_target_thread_limit"="45" |
| // NVIDIA: "omp_target_thread_limit"="17" |
| // NVIDIA: !{ptr @__omp_offloading[[HASH1:.*]]_l16, !"maxntidx", i32 20} |
| // NVIDIA: !{ptr @__omp_offloading[[HASH2:.*]]_l18, !"maxntidx", i32 45} |
| // NVIDIA: !{ptr @__omp_offloading[[HASH3:.*]]_l20, !"maxntidx", i32 17} |
