forked from OSchip/llvm-project
56 lines
1.6 KiB
C++
56 lines
1.6 KiB
C++
//===----- ExampleModules.h - IR modules for LLJIT examples -----*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// Example modules for LLJIT examples
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_EXAMPLES_HOWTOUSELLJIT_EXAMPLEMODULES_H
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#define LLVM_EXAMPLES_HOWTOUSELLJIT_EXAMPLEMODULES_H
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#include "llvm/ADT/StringRef.h"
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#include "llvm/ExecutionEngine/Orc/ThreadSafeModule.h"
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#include "llvm/IR/LLVMContext.h"
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#include "llvm/IR/Module.h"
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#include "llvm/IRReader/IRReader.h"
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#include "llvm/Support/CommandLine.h"
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#include "llvm/Support/Error.h"
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#include "llvm/Support/SourceMgr.h"
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const llvm::StringRef Add1Example =
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R"(
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define i32 @add1(i32 %x) {
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entry:
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%r = add nsw i32 %x, 1
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ret i32 %r
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}
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)";
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inline llvm::Expected<llvm::orc::ThreadSafeModule>
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parseExampleModule(llvm::StringRef Source, llvm::StringRef Name) {
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using namespace llvm;
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using namespace llvm::orc;
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auto Ctx = std::make_unique<LLVMContext>();
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SMDiagnostic Err;
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auto M = parseIR(MemoryBufferRef(Source, Name), Err, *Ctx);
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if (!M) {
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std::string ErrMsg;
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{
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raw_string_ostream ErrStream(ErrMsg);
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Err.print("", ErrStream);
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}
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return make_error<StringError>(std::move(ErrMsg), inconvertibleErrorCode());
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}
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return ThreadSafeModule(std::move(M), std::move(Ctx));
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}
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#endif // LLVM_EXAMPLES_HOWTOUSELLJIT_EXAMPLEMODULES_H
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