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c6d4553768
Pass const qualified summaries into importers and unqualified summaries into exporters. This lets us const-qualify the summary argument to thinBackend. Differential Revision: https://reviews.llvm.org/D31230 llvm-svn: 298534
53 lines
1.8 KiB
C++
53 lines
1.8 KiB
C++
//===-LTOBackend.h - LLVM Link Time Optimizer Backend ---------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements the "backend" phase of LTO, i.e. it performs
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// optimization and code generation on a loaded module. It is generally used
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// internally by the LTO class but can also be used independently, for example
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// to implement a standalone ThinLTO backend.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LTO_LTOBACKEND_H
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#define LLVM_LTO_LTOBACKEND_H
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#include "llvm/ADT/MapVector.h"
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#include "llvm/IR/DiagnosticInfo.h"
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#include "llvm/IR/ModuleSummaryIndex.h"
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#include "llvm/LTO/LTO.h"
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#include "llvm/Support/MemoryBuffer.h"
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#include "llvm/Target/TargetOptions.h"
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#include "llvm/Transforms/IPO/FunctionImport.h"
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namespace llvm {
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class BitcodeModule;
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class Error;
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class Module;
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class Target;
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namespace lto {
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/// Runs a regular LTO backend. The regular LTO backend can also act as the
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/// regular LTO phase of ThinLTO, which may need to access the combined index.
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Error backend(Config &C, AddStreamFn AddStream,
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unsigned ParallelCodeGenParallelismLevel,
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std::unique_ptr<Module> M, ModuleSummaryIndex &CombinedIndex);
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/// Runs a ThinLTO backend.
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Error thinBackend(Config &C, unsigned Task, AddStreamFn AddStream, Module &M,
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const ModuleSummaryIndex &CombinedIndex,
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const FunctionImporter::ImportMapTy &ImportList,
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const GVSummaryMapTy &DefinedGlobals,
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MapVector<StringRef, BitcodeModule> &ModuleMap);
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}
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}
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#endif
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