diff options
Diffstat (limited to 'lib/ExecutionEngine/MCJIT/MCJIT.cpp')
-rw-r--r-- | lib/ExecutionEngine/MCJIT/MCJIT.cpp | 56 |
1 files changed, 51 insertions, 5 deletions
diff --git a/lib/ExecutionEngine/MCJIT/MCJIT.cpp b/lib/ExecutionEngine/MCJIT/MCJIT.cpp index 8d9c33f49a..2076a94b80 100644 --- a/lib/ExecutionEngine/MCJIT/MCJIT.cpp +++ b/lib/ExecutionEngine/MCJIT/MCJIT.cpp @@ -21,6 +21,7 @@ #include "llvm/IR/Function.h" #include "llvm/IR/Module.h" #include "llvm/MC/MCAsmInfo.h" +#include "llvm/Object/Archive.h" #include "llvm/Support/DynamicLibrary.h" #include "llvm/Support/ErrorHandling.h" #include "llvm/Support/MemoryBuffer.h" @@ -78,15 +79,24 @@ MCJIT::~MCJIT() { Modules.clear(); Dyld.deregisterEHFrames(); - LoadedObjectMap::iterator it, end = LoadedObjects.end(); - for (it = LoadedObjects.begin(); it != end; ++it) { - ObjectImage *Obj = it->second; + LoadedObjectList::iterator it, end; + for (it = LoadedObjects.begin(), end = LoadedObjects.end(); it != end; ++it) { + ObjectImage *Obj = *it; if (Obj) { NotifyFreeingObject(*Obj); delete Obj; } } LoadedObjects.clear(); + + + SmallVector<object::Archive *, 2>::iterator ArIt, ArEnd; + for (ArIt = Archives.begin(), ArEnd = Archives.end(); ArIt != ArEnd; ++ArIt) { + object::Archive *A = *ArIt; + delete A; + } + Archives.clear(); + delete TM; } @@ -102,6 +112,21 @@ bool MCJIT::removeModule(Module *M) { +void MCJIT::addObjectFile(object::ObjectFile *Obj) { + ObjectImage *LoadedObject = Dyld.loadObject(Obj); + if (!LoadedObject) + report_fatal_error(Dyld.getErrorString()); + + LoadedObjects.push_back(LoadedObject); + + NotifyObjectEmitted(*LoadedObject); +} + +void MCJIT::addArchive(object::Archive *A) { + Archives.push_back(A); +} + + void MCJIT::setObjectCache(ObjectCache* NewCache) { MutexGuard locked(lock); ObjCache = NewCache; @@ -171,9 +196,9 @@ void MCJIT::generateCodeForModule(Module *M) { } // Load the object into the dynamic linker. - // MCJIT now owns the ObjectImage pointer (via its LoadedObjects map). + // MCJIT now owns the ObjectImage pointer (via its LoadedObjects list). ObjectImage *LoadedObject = Dyld.loadObject(ObjectToLoad.take()); - LoadedObjects[M] = LoadedObject; + LoadedObjects.push_back(LoadedObject); if (!LoadedObject) report_fatal_error(Dyld.getErrorString()); @@ -271,6 +296,27 @@ uint64_t MCJIT::getSymbolAddress(const std::string &Name, if (Addr) return Addr; + SmallVector<object::Archive*, 2>::iterator I, E; + for (I = Archives.begin(), E = Archives.end(); I != E; ++I) { + object::Archive *A = *I; + // Look for our symbols in each Archive + object::Archive::child_iterator ChildIt = A->findSym(Name); + if (ChildIt != A->end_children()) { + OwningPtr<object::Binary> ChildBin; + // FIXME: Support nested archives? + if (!ChildIt->getAsBinary(ChildBin) && ChildBin->isObject()) { + object::ObjectFile *OF = reinterpret_cast<object::ObjectFile *>( + ChildBin.take()); + // This causes the object file to be loaded. + addObjectFile(OF); + // The address should be here now. + Addr = getExistingSymbolAddress(Name); + if (Addr) + return Addr; + } + } + } + // If it hasn't already been generated, see if it's in one of our modules. Module *M = findModuleForSymbol(Name, CheckFunctionsOnly); if (!M) |