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📄 CompileOnDemandLayer.cpp(12.91 KB)
📄 CompileUtils.cpp(2.8 KB)
📄 Core.cpp(71.56 KB)
📄 DebugUtils.cpp(10.4 KB)
📄 ExecutionUtils.cpp(13.7 KB)
📄 IRCompileLayer.cpp(1.55 KB)
📄 IRTransformLayer.cpp(1.17 KB)
📄 IndirectionUtils.cpp(12.36 KB)
📄 JITTargetMachineBuilder.cpp(3.71 KB)
📄 LLJIT.cpp(41.6 KB)
📄 Layer.cpp(7.61 KB)
📄 LazyReexports.cpp(7.9 KB)
📄 Legacy.cpp(2.08 KB)
📄 MachOPlatform.cpp(17.2 KB)
📄 Mangling.cpp(5.03 KB)
📄 NullResolver.cpp(1.12 KB)
📄 ObjectLinkingLayer.cpp(20.23 KB)
📄 ObjectTransformLayer.cpp(1.33 KB)
📄 OrcABISupport.cpp(41.44 KB)
📄 OrcCBindings.cpp(5.73 KB)
📄 OrcCBindingsStack.h(18.01 KB)
📄 OrcMCJITReplacement.cpp(4.68 KB)
📄 OrcMCJITReplacement.h(17.73 KB)
📄 OrcV2CBindings.cpp(7.81 KB)
📄 RTDyldObjectLinkingLayer.cpp(11 KB)
📄 SpeculateAnalyses.cpp(9.8 KB)
📄 Speculation.cpp(5.82 KB)
📄 ThreadSafeModule.cpp(2.04 KB)

Editing: CompileUtils.cpp

//===------ CompileUtils.cpp - Utilities for compiling IR in the JIT ------===//
//
// 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
//
//===----------------------------------------------------------------------===//

#include "llvm/ExecutionEngine/Orc/CompileUtils.h"

#include "llvm/ADT/SmallVector.h"
#include "llvm/ExecutionEngine/ObjectCache.h"
#include "llvm/IR/LegacyPassManager.h"
#include "llvm/IR/Module.h"
#include "llvm/Object/ObjectFile.h"
#include "llvm/Support/Error.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/SmallVectorMemoryBuffer.h"
#include "llvm/Target/TargetMachine.h"

#include <algorithm>

namespace llvm {
namespace orc {

IRSymbolMapper::ManglingOptions
irManglingOptionsFromTargetOptions(const TargetOptions &Opts) {
  IRSymbolMapper::ManglingOptions MO;

MO.EmulatedTLS = Opts.EmulatedTLS;

return MO;
}

/// Compile a Module to an ObjectFile.
Expected<SimpleCompiler::CompileResult> SimpleCompiler::operator()(Module &M) {
  CompileResult CachedObject = tryToLoadFromObjectCache(M);
  if (CachedObject)
    return std::move(CachedObject);

SmallVector<char, 0> ObjBufferSV;

{
    raw_svector_ostream ObjStream(ObjBufferSV);

legacy::PassManager PM;
    MCContext *Ctx;
    if (TM.addPassesToEmitMC(PM, Ctx, ObjStream))
      return make_error<StringError>("Target does not support MC emission",
                                     inconvertibleErrorCode());
    PM.run(M);
  }

auto ObjBuffer = std::make_unique<SmallVectorMemoryBuffer>(
      std::move(ObjBufferSV), M.getModuleIdentifier() + "-jitted-objectbuffer");

auto Obj = object::ObjectFile::createObjectFile(ObjBuffer->getMemBufferRef());

if (!Obj)
    return Obj.takeError();

notifyObjectCompiled(M, *ObjBuffer);
  return std::move(ObjBuffer);
}

SimpleCompiler::CompileResult
SimpleCompiler::tryToLoadFromObjectCache(const Module &M) {
  if (!ObjCache)
    return CompileResult();

return ObjCache->getObject(&M);
}

void SimpleCompiler::notifyObjectCompiled(const Module &M,
                                          const MemoryBuffer &ObjBuffer) {
  if (ObjCache)
    ObjCache->notifyObjectCompiled(&M, ObjBuffer.getMemBufferRef());
}

ConcurrentIRCompiler::ConcurrentIRCompiler(JITTargetMachineBuilder JTMB,
                                           ObjectCache *ObjCache)
    : IRCompiler(irManglingOptionsFromTargetOptions(JTMB.getOptions())),
      JTMB(std::move(JTMB)), ObjCache(ObjCache) {}

Expected<std::unique_ptr<MemoryBuffer>>
ConcurrentIRCompiler::operator()(Module &M) {
  auto TM = cantFail(JTMB.createTargetMachine());
  SimpleCompiler C(*TM, ObjCache);
  return C(M);
}

} // end namespace orc
} // end namespace llvm

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Editing: CompileUtils.cpp

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