| //===------------ rtl.h - Target independent OpenMP target RTL ------------===// |
| // |
| // Part of the LLVM Project, 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 |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // Declarations for handling RTL plugins. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef _OMPTARGET_RTL_H |
| #define _OMPTARGET_RTL_H |
| |
| #include "llvm/ADT/SmallVector.h" |
| |
| #include "omptarget.h" |
| |
| #include <cstdint> |
| #include <map> |
| |
| /// Map between the host entry begin and the translation table. Each |
| /// registered library gets one TranslationTable. Use the map from |
| /// __tgt_offload_entry so that we may quickly determine whether we |
| /// are trying to (re)register an existing lib or really have a new one. |
| struct TranslationTable { |
| __tgt_target_table HostTable; |
| |
| // Image assigned to a given device. |
| llvm::SmallVector<__tgt_device_image *> |
| TargetsImages; // One image per device ID. |
| |
| // Table of entry points or NULL if it was not already computed. |
| llvm::SmallVector<__tgt_target_table *> |
| TargetsTable; // One table per device ID. |
| }; |
| typedef std::map<__tgt_offload_entry *, TranslationTable> |
| HostEntriesBeginToTransTableTy; |
| |
| /// Map between the host ptr and a table index |
| struct TableMap { |
| TranslationTable *Table = nullptr; // table associated with the host ptr. |
| uint32_t Index = 0; // index in which the host ptr translated entry is found. |
| TableMap() = default; |
| TableMap(TranslationTable *Table, uint32_t Index) |
| : Table(Table), Index(Index) {} |
| }; |
| typedef std::map<void *, TableMap> HostPtrToTableMapTy; |
| |
| #endif |