| // |
| // Copyright 2016 Francisco Jerez |
| // |
| // 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. |
| // |
| |
| /// |
| /// \file |
| /// Some thin wrappers around the Clang/LLVM API used to preserve |
| /// compatibility with older API versions while keeping the ifdef clutter low |
| /// in the rest of the clover::llvm subtree. In case of an API break please |
| /// consider whether it's possible to preserve backwards compatibility by |
| /// introducing a new one-liner inline function or typedef here under the |
| /// compat namespace in order to keep the running code free from preprocessor |
| /// conditionals. |
| /// |
| |
| #ifndef CLOVER_LLVM_COMPAT_HPP |
| #define CLOVER_LLVM_COMPAT_HPP |
| |
| #include "util/algorithm.hpp" |
| |
| #include <llvm/IR/LLVMContext.h> |
| #include <llvm/Linker/Linker.h> |
| #include <llvm/Transforms/IPO.h> |
| #include <llvm/Target/TargetMachine.h> |
| #if HAVE_LLVM >= 0x0400 |
| #include <llvm/Support/Error.h> |
| #else |
| #include <llvm/Support/ErrorOr.h> |
| #endif |
| |
| #if HAVE_LLVM >= 0x0307 |
| #include <llvm/IR/LegacyPassManager.h> |
| #include <llvm/Analysis/TargetLibraryInfo.h> |
| #else |
| #include <llvm/PassManager.h> |
| #include <llvm/Target/TargetLibraryInfo.h> |
| #include <llvm/Target/TargetSubtargetInfo.h> |
| #include <llvm/Support/FormattedStream.h> |
| #endif |
| |
| #include <clang/Basic/TargetInfo.h> |
| #include <clang/Frontend/CodeGenOptions.h> |
| #include <clang/Frontend/CompilerInstance.h> |
| |
| namespace clover { |
| namespace llvm { |
| namespace compat { |
| #if HAVE_LLVM >= 0x0307 |
| typedef ::llvm::TargetLibraryInfoImpl target_library_info; |
| #else |
| typedef ::llvm::TargetLibraryInfo target_library_info; |
| #endif |
| |
| template<typename T, typename AS> |
| unsigned target_address_space(const T &target, const AS lang_as) { |
| const auto &map = target.getAddressSpaceMap(); |
| #if HAVE_LLVM >= 0x0500 |
| return map[static_cast<unsigned>(lang_as)]; |
| #else |
| return map[lang_as - clang::LangAS::Offset]; |
| #endif |
| } |
| |
| #if HAVE_LLVM >= 0x0500 |
| const clang::InputKind ik_opencl = clang::InputKind::OpenCL; |
| #else |
| const clang::InputKind ik_opencl = clang::IK_OpenCL; |
| #endif |
| |
| inline void |
| set_lang_defaults(clang::CompilerInvocation &inv, |
| clang::LangOptions &lopts, clang::InputKind ik, |
| const ::llvm::Triple &t, |
| clang::PreprocessorOptions &ppopts, |
| clang::LangStandard::Kind std) { |
| #if HAVE_LLVM >= 0x0309 |
| inv.setLangDefaults(lopts, ik, t, ppopts, std); |
| #else |
| inv.setLangDefaults(lopts, ik, std); |
| #endif |
| } |
| |
| inline void |
| add_link_bitcode_file(clang::CodeGenOptions &opts, |
| const std::string &path) { |
| #if HAVE_LLVM >= 0x0500 |
| clang::CodeGenOptions::BitcodeFileToLink F; |
| |
| F.Filename = path; |
| F.PropagateAttrs = true; |
| F.LinkFlags = ::llvm::Linker::Flags::None; |
| opts.LinkBitcodeFiles.emplace_back(F); |
| #elif HAVE_LLVM >= 0x0308 |
| opts.LinkBitcodeFiles.emplace_back(::llvm::Linker::Flags::None, path); |
| #else |
| opts.LinkBitcodeFile = path; |
| #endif |
| } |
| |
| #if HAVE_LLVM >= 0x0307 |
| typedef ::llvm::legacy::PassManager pass_manager; |
| #else |
| typedef ::llvm::PassManager pass_manager; |
| #endif |
| |
| inline void |
| add_data_layout_pass(pass_manager &pm) { |
| #if HAVE_LLVM < 0x0307 |
| pm.add(new ::llvm::DataLayoutPass()); |
| #endif |
| } |
| |
| inline void |
| add_internalize_pass(pass_manager &pm, |
| const std::vector<std::string> &names) { |
| #if HAVE_LLVM >= 0x0309 |
| pm.add(::llvm::createInternalizePass( |
| [=](const ::llvm::GlobalValue &gv) { |
| return std::find(names.begin(), names.end(), |
| gv.getName()) != names.end(); |
| })); |
| #else |
| pm.add(::llvm::createInternalizePass(std::vector<const char *>( |
| map(std::mem_fn(&std::string::data), names)))); |
| #endif |
| } |
| |
| inline std::unique_ptr< ::llvm::Linker> |
| create_linker(::llvm::Module &mod) { |
| #if HAVE_LLVM >= 0x0308 |
| return std::unique_ptr< ::llvm::Linker>(new ::llvm::Linker(mod)); |
| #else |
| return std::unique_ptr< ::llvm::Linker>(new ::llvm::Linker(&mod)); |
| #endif |
| } |
| |
| inline bool |
| link_in_module(::llvm::Linker &linker, |
| std::unique_ptr< ::llvm::Module> mod) { |
| #if HAVE_LLVM >= 0x0308 |
| return linker.linkInModule(std::move(mod)); |
| #else |
| return linker.linkInModule(mod.get()); |
| #endif |
| } |
| |
| #if HAVE_LLVM >= 0x0307 |
| typedef ::llvm::raw_svector_ostream &raw_ostream_to_emit_file; |
| #else |
| typedef ::llvm::formatted_raw_ostream raw_ostream_to_emit_file; |
| #endif |
| |
| #if HAVE_LLVM >= 0x0307 |
| typedef ::llvm::DataLayout data_layout; |
| #else |
| typedef const ::llvm::DataLayout *data_layout; |
| #endif |
| |
| inline data_layout |
| get_data_layout(::llvm::TargetMachine &tm) { |
| #if HAVE_LLVM >= 0x0307 |
| return tm.createDataLayout(); |
| #else |
| return tm.getSubtargetImpl()->getDataLayout(); |
| #endif |
| } |
| |
| #if HAVE_LLVM >= 0x0600 |
| const auto default_code_model = ::llvm::None; |
| #else |
| const auto default_code_model = ::llvm::CodeModel::Default; |
| #endif |
| |
| #if HAVE_LLVM >= 0x0309 |
| const auto default_reloc_model = ::llvm::None; |
| #else |
| const auto default_reloc_model = ::llvm::Reloc::Default; |
| #endif |
| |
| template<typename M, typename F> void |
| handle_module_error(M &mod, const F &f) { |
| #if HAVE_LLVM >= 0x0400 |
| if (::llvm::Error err = mod.takeError()) |
| ::llvm::handleAllErrors(std::move(err), [&](::llvm::ErrorInfoBase &eib) { |
| f(eib.message()); |
| }); |
| #else |
| if (!mod) |
| f(mod.getError().message()); |
| #endif |
| } |
| |
| template<typename T> void |
| set_diagnostic_handler(::llvm::LLVMContext &ctx, |
| T *diagnostic_handler, void *data) { |
| #if HAVE_LLVM >= 0x0600 |
| ctx.setDiagnosticHandlerCallBack(diagnostic_handler, data); |
| #else |
| ctx.setDiagnosticHandler(diagnostic_handler, data); |
| #endif |
| } |
| } |
| } |
| } |
| |
| #endif |