//===----------------------------------------------------------------------===// // // Part of libcu++, the C++ Standard Library for your entire system, // under the Apache License v2.0 with LLVM Exceptions. // See https://llvm.org/LICENSE.txt for license information. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception // SPDX-FileCopyrightText: Copyright (c) 2023 NVIDIA CORPORATION & AFFILIATES. // //===----------------------------------------------------------------------===// // Modifications Copyright (c) 2024-2025 Advanced Micro Devices, Inc. // Permission is hereby granted, free of charge, to any person obtaining a copy // of this software and associated documentation files (the "Software"), to deal // in the Software without restriction, including without limitation the rights // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell // copies of the Software, and to permit persons to whom the Software is // furnished to do so, subject to the following conditions: // The above copyright notice and this permission notice shall be included in // all copies or substantial portions of the Software. // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN // THE SOFTWARE. // NOTE(HIP/AMD): currently barrier is not supported on AMD hardware // UNSUPPORTED: hipcc, hiprtc // UNSUPPORTED: pre-sm-80 #include #include "cuda_space_selector.h" #include "test_macros.h" TEST_NV_DIAG_SUPPRESS(static_var_with_dynamic_init) TEST_NV_DIAG_SUPPRESS(set_but_not_used) __device__ void test() { __shared__ cuda::barrier* b; shared_memory_selector, constructor_initializer> sel; b = sel.construct(2); uint64_t token; asm volatile("mbarrier.arrive.b64 %0, [%1];" : "=l"(token) : "l"(cuda::device::barrier_native_handle(*b)) : "memory"); (void) token; b->arrive_and_wait(); } int main(int argc, char** argv) { NV_IF_TARGET(NV_PROVIDES_SM_80, test();) return 0; }