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Add caching support to llvm backend

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This commit is contained in:
Lachlan Sneff
2019-04-19 13:54:48 -07:00
parent ed651055f3
commit 443663aa3f
9 changed files with 141 additions and 56 deletions
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27
lib/llvm-backend/cpp/object_loader.cpp
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@ -175,21 +175,26 @@ WasmModule::WasmModule(
callbacks_t callbacks
) : memory_manager(std::unique_ptr<MemoryManager>(new MemoryManager(callbacks)))
{
object_file = llvm::cantFail(llvm::object::ObjectFile::createObjectFile(llvm::MemoryBufferRef(
if (auto created_object_file = llvm::object::ObjectFile::createObjectFile(llvm::MemoryBufferRef(
llvm::StringRef((const char *)object_start, object_size), "object"
)));
))) {
object_file = cantFail(std::move(created_object_file));
SymbolLookup symbol_resolver(callbacks);
runtime_dyld = std::unique_ptr<llvm::RuntimeDyld>(new llvm::RuntimeDyld(*memory_manager, symbol_resolver));
SymbolLookup symbol_resolver(callbacks);
runtime_dyld = std::unique_ptr<llvm::RuntimeDyld>(new llvm::RuntimeDyld(*memory_manager, symbol_resolver));
runtime_dyld->setProcessAllSections(true);
runtime_dyld->setProcessAllSections(true);
runtime_dyld->loadObject(*object_file);
runtime_dyld->finalizeWithMemoryManagerLocking();
runtime_dyld->loadObject(*object_file);
runtime_dyld->finalizeWithMemoryManagerLocking();
if (runtime_dyld->hasError()) {
std::cout << "RuntimeDyld error: " << (std::string)runtime_dyld->getErrorString() << std::endl;
abort();
if (runtime_dyld->hasError()) {
_init_failed = true;
return;
}
} else {
_init_failed = true;
}
}