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openmp/libomptarget/DeviceRTL/src/Utils.cpp
| //===------- Utils.cpp - OpenMP device runtime utility functions -- C++ -*-===// | //===------- Utils.cpp - OpenMP device runtime utility functions -- C++ -*-===// | ||||
| // | // | ||||
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. | ||||
| // See https://llvm.org/LICENSE.txt for license information. | // See https://llvm.org/LICENSE.txt for license information. | ||||
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception | ||||
| // | // | ||||
| //===----------------------------------------------------------------------===// | //===----------------------------------------------------------------------===// | ||||
| // | // | ||||
| // | // | ||||
| //===----------------------------------------------------------------------===// | //===----------------------------------------------------------------------===// | ||||
| #include "Utils.h" | #include "Utils.h" | ||||
| #include "Debug.h" | |||||
| #include "Interface.h" | #include "Interface.h" | ||||
| #include "Mapping.h" | #include "Mapping.h" | ||||
| #pragma omp declare target | #pragma omp declare target | ||||
| using namespace _OMP; | using namespace _OMP; | ||||
| namespace _OMP { | namespace _OMP { | ||||
| ▲ Show 20 Lines • Show All 101 Lines • ▼ Show 20 Lines | |||||
| int32_t utils::shuffleDown(uint64_t Mask, int32_t Var, uint32_t Delta, | int32_t utils::shuffleDown(uint64_t Mask, int32_t Var, uint32_t Delta, | ||||
| int32_t Width) { | int32_t Width) { | ||||
| return impl::shuffleDown(Mask, Var, Delta, Width); | return impl::shuffleDown(Mask, Var, Delta, Width); | ||||
| } | } | ||||
| extern "C" { | extern "C" { | ||||
| int32_t __kmpc_shuffle_int32(int32_t Val, int16_t Delta, int16_t SrcLane) { | int32_t __kmpc_shuffle_int32(int32_t Val, int16_t Delta, int16_t SrcLane) { | ||||
| FunctionTracingRAII(); | |||||
| return impl::shuffleDown(lanes::All, Val, Delta, SrcLane); | return impl::shuffleDown(lanes::All, Val, Delta, SrcLane); | ||||
| } | } | ||||
| int64_t __kmpc_shuffle_int64(int64_t Val, int16_t Delta, int16_t Width) { | int64_t __kmpc_shuffle_int64(int64_t Val, int16_t Delta, int16_t Width) { | ||||
| FunctionTracingRAII(); | |||||
| uint32_t lo, hi; | uint32_t lo, hi; | ||||
| utils::unpack(Val, lo, hi); | utils::unpack(Val, lo, hi); | ||||
| hi = impl::shuffleDown(lanes::All, hi, Delta, Width); | hi = impl::shuffleDown(lanes::All, hi, Delta, Width); | ||||
| lo = impl::shuffleDown(lanes::All, lo, Delta, Width); | lo = impl::shuffleDown(lanes::All, lo, Delta, Width); | ||||
| return utils::pack(lo, hi); | return utils::pack(lo, hi); | ||||
| } | } | ||||
| } | } | ||||
| #pragma omp end declare target | #pragma omp end declare target | ||||