//===----------------------------------------------------------------------===//
#include "llvm/ExecutionEngine/ExecutionEngine.h"
+#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/ExecutionEngine/GenericValue.h"
-#include "llvm/ExecutionEngine/JITMemoryManager.h"
-#include "llvm/ExecutionEngine/ObjectCache.h"
+#include "llvm/ExecutionEngine/JITEventListener.h"
#include "llvm/IR/Constants.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/IR/DerivedTypes.h"
STATISTIC(NumInitBytes, "Number of bytes of global vars initialized");
STATISTIC(NumGlobals , "Number of global vars initialized");
-// Pin the vtable to this file.
-void ObjectCache::anchor() {}
-void ObjectBuffer::anchor() {}
-void ObjectBufferStream::anchor() {}
-
-ExecutionEngine *(*ExecutionEngine::JITCtor)(
- std::unique_ptr<Module> M,
- std::string *ErrorStr,
- JITMemoryManager *JMM,
- bool GVsWithCode,
- TargetMachine *TM) = nullptr;
ExecutionEngine *(*ExecutionEngine::MCJITCtor)(
- std::unique_ptr<Module >M,
- std::string *ErrorStr,
- RTDyldMemoryManager *MCJMM,
- TargetMachine *TM) = nullptr;
+ std::unique_ptr<Module> M, std::string *ErrorStr,
+ std::unique_ptr<RTDyldMemoryManager> MCJMM,
+ std::unique_ptr<TargetMachine> TM) = nullptr;
+
+ExecutionEngine *(*ExecutionEngine::OrcMCJITReplacementCtor)(
+ std::string *ErrorStr, std::unique_ptr<RTDyldMemoryManager> OrcJMM,
+ std::unique_ptr<TargetMachine> TM) = nullptr;
+
ExecutionEngine *(*ExecutionEngine::InterpCtor)(std::unique_ptr<Module> M,
std::string *ErrorStr) =nullptr;
+void JITEventListener::anchor() {}
+
ExecutionEngine::ExecutionEngine(std::unique_ptr<Module> M)
: EEState(*this),
LazyFunctionCreator(nullptr) {
Type *ElTy = GV->getType()->getElementType();
size_t GVSize = (size_t)TD.getTypeAllocSize(ElTy);
void *RawMemory = ::operator new(
- DataLayout::RoundUpAlignment(sizeof(GVMemoryBlock),
- TD.getPreferredAlignment(GV))
+ RoundUpToAlignment(sizeof(GVMemoryBlock),
+ TD.getPreferredAlignment(GV))
+ GVSize);
new(RawMemory) GVMemoryBlock(GV);
return static_cast<char*>(RawMemory) + sizeof(GVMemoryBlock);
llvm_unreachable("ExecutionEngine subclass doesn't implement addObjectFile.");
}
+void
+ExecutionEngine::addObjectFile(object::OwningBinary<object::ObjectFile> O) {
+ llvm_unreachable("ExecutionEngine subclass doesn't implement addObjectFile.");
+}
+
void ExecutionEngine::addArchive(object::OwningBinary<object::Archive> A) {
llvm_unreachable("ExecutionEngine subclass doesn't implement addArchive.");
}
Function *ExecutionEngine::FindFunctionNamed(const char *FnName) {
for (unsigned i = 0, e = Modules.size(); i != e; ++i) {
- if (Function *F = Modules[i]->getFunction(FnName))
+ Function *F = Modules[i]->getFunction(FnName);
+ if (F && !F->isDeclaration())
return F;
}
return nullptr;
namespace {
class ArgvArray {
- char *Array;
- std::vector<char*> Values;
+ std::unique_ptr<char[]> Array;
+ std::vector<std::unique_ptr<char[]>> Values;
public:
- ArgvArray() : Array(nullptr) {}
- ~ArgvArray() { clear(); }
- void clear() {
- delete[] Array;
- Array = nullptr;
- for (size_t I = 0, E = Values.size(); I != E; ++I) {
- delete[] Values[I];
- }
- Values.clear();
- }
/// Turn a vector of strings into a nice argv style array of pointers to null
/// terminated strings.
void *reset(LLVMContext &C, ExecutionEngine *EE,
} // anonymous namespace
void *ArgvArray::reset(LLVMContext &C, ExecutionEngine *EE,
const std::vector<std::string> &InputArgv) {
- clear(); // Free the old contents.
+ Values.clear(); // Free the old contents.
+ Values.reserve(InputArgv.size());
unsigned PtrSize = EE->getDataLayout()->getPointerSize();
- Array = new char[(InputArgv.size()+1)*PtrSize];
+ Array = make_unique<char[]>((InputArgv.size()+1)*PtrSize);
- DEBUG(dbgs() << "JIT: ARGV = " << (void*)Array << "\n");
+ DEBUG(dbgs() << "JIT: ARGV = " << (void*)Array.get() << "\n");
Type *SBytePtr = Type::getInt8PtrTy(C);
for (unsigned i = 0; i != InputArgv.size(); ++i) {
unsigned Size = InputArgv[i].size()+1;
- char *Dest = new char[Size];
- Values.push_back(Dest);
- DEBUG(dbgs() << "JIT: ARGV[" << i << "] = " << (void*)Dest << "\n");
+ auto Dest = make_unique<char[]>(Size);
+ DEBUG(dbgs() << "JIT: ARGV[" << i << "] = " << (void*)Dest.get() << "\n");
- std::copy(InputArgv[i].begin(), InputArgv[i].end(), Dest);
+ std::copy(InputArgv[i].begin(), InputArgv[i].end(), Dest.get());
Dest[Size-1] = 0;
// Endian safe: Array[i] = (PointerTy)Dest;
- EE->StoreValueToMemory(PTOGV(Dest), (GenericValue*)(Array+i*PtrSize),
- SBytePtr);
+ EE->StoreValueToMemory(PTOGV(Dest.get()),
+ (GenericValue*)(&Array[i*PtrSize]), SBytePtr);
+ Values.push_back(std::move(Dest));
}
// Null terminate it
EE->StoreValueToMemory(PTOGV(nullptr),
- (GenericValue*)(Array+InputArgv.size()*PtrSize),
+ (GenericValue*)(&Array[InputArgv.size()*PtrSize]),
SBytePtr);
- return Array;
+ return Array.get();
}
void ExecutionEngine::runStaticConstructorsDestructors(Module &module,
return runFunction(Fn, GVArgs).IntVal.getZExtValue();
}
+EngineBuilder::EngineBuilder() {
+ InitEngine();
+}
+
+EngineBuilder::EngineBuilder(std::unique_ptr<Module> M)
+ : M(std::move(M)), MCJMM(nullptr) {
+ InitEngine();
+}
+
+EngineBuilder::~EngineBuilder() {}
+
+EngineBuilder &EngineBuilder::setMCJITMemoryManager(
+ std::unique_ptr<RTDyldMemoryManager> mcjmm) {
+ MCJMM = std::move(mcjmm);
+ return *this;
+}
+
void EngineBuilder::InitEngine() {
WhichEngine = EngineKind::Either;
ErrorStr = nullptr;
OptLevel = CodeGenOpt::Default;
MCJMM = nullptr;
- JMM = nullptr;
Options = TargetOptions();
- AllocateGVsWithCode = false;
RelocModel = Reloc::Default;
CMModel = CodeModel::JITDefault;
- UseMCJIT = false;
+ UseOrcMCJITReplacement = false;
// IR module verification is enabled by default in debug builds, and disabled
// by default in release builds.
// to the function tells DynamicLibrary to load the program, not a library.
if (sys::DynamicLibrary::LoadLibraryPermanently(nullptr, ErrorStr))
return nullptr;
-
- assert(!(JMM && MCJMM));
// If the user specified a memory manager but didn't specify which engine to
// create, we assume they only want the JIT, and we fail if they only want
// the interpreter.
- if (JMM || MCJMM) {
+ if (MCJMM) {
if (WhichEngine & EngineKind::JIT)
WhichEngine = EngineKind::JIT;
else {
return nullptr;
}
}
-
- if (MCJMM && ! UseMCJIT) {
- if (ErrorStr)
- *ErrorStr =
- "Cannot create a legacy JIT with a runtime dyld memory "
- "manager.";
- return nullptr;
- }
// Unless the interpreter was explicitly selected or the JIT is not linked,
// try making a JIT.
}
ExecutionEngine *EE = nullptr;
- if (UseMCJIT && ExecutionEngine::MCJITCtor)
- EE = ExecutionEngine::MCJITCtor(std::move(M), ErrorStr,
- MCJMM ? MCJMM : JMM, TheTM.release());
- else if (ExecutionEngine::JITCtor)
- EE = ExecutionEngine::JITCtor(std::move(M), ErrorStr, JMM,
- AllocateGVsWithCode, TheTM.release());
+ if (ExecutionEngine::OrcMCJITReplacementCtor && UseOrcMCJITReplacement) {
+ EE = ExecutionEngine::OrcMCJITReplacementCtor(ErrorStr, std::move(MCJMM),
+ std::move(TheTM));
+ EE->addModule(std::move(M));
+ } else if (ExecutionEngine::MCJITCtor)
+ EE = ExecutionEngine::MCJITCtor(std::move(M), ErrorStr, std::move(MCJMM),
+ std::move(TheTM));
if (EE) {
EE->setVerifyModules(VerifyModules);
return nullptr;
}
- if ((WhichEngine & EngineKind::JIT) && !ExecutionEngine::JITCtor &&
- !ExecutionEngine::MCJITCtor) {
+ if ((WhichEngine & EngineKind::JIT) && !ExecutionEngine::MCJITCtor) {
if (ErrorStr)
*ErrorStr = "JIT has not been linked in.";
}
Result = PTOGV(getPointerToFunctionOrStub(const_cast<Function*>(F)));
else if (const GlobalVariable *GV = dyn_cast<GlobalVariable>(C))
Result = PTOGV(getOrEmitGlobalVariable(const_cast<GlobalVariable*>(GV)));
- else if (const BlockAddress *BA = dyn_cast<BlockAddress>(C))
- Result = PTOGV(getPointerToBasicBlock(const_cast<BasicBlock*>(
- BA->getBasicBlock())));
else
llvm_unreachable("Unknown constant pointer type!");
break;