diff options
| -rw-r--r-- | lldb/source/Expression/IRExecutionUnit.cpp | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/lldb/source/Expression/IRExecutionUnit.cpp b/lldb/source/Expression/IRExecutionUnit.cpp index 105f875fa1d..33d48842f86 100644 --- a/lldb/source/Expression/IRExecutionUnit.cpp +++ b/lldb/source/Expression/IRExecutionUnit.cpp @@ -977,14 +977,20 @@ IRExecutionUnit::FindSymbol(lldb_private::ConstString name, bool &missing_weak) void IRExecutionUnit::GetStaticInitializers( std::vector<lldb::addr_t> &static_initializers) { + Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_EXPRESSIONS)); + llvm::GlobalVariable *global_ctors = m_module->getNamedGlobal("llvm.global_ctors"); - if (!global_ctors) + if (!global_ctors) { + LLDB_LOG(log, "Couldn't find llvm.global_ctors."); return; + } auto *ctor_array = llvm::dyn_cast<llvm::ConstantArray>(global_ctors->getInitializer()); - if (!ctor_array) + if (!ctor_array) { + LLDB_LOG(log, "llvm.global_ctors not a ConstantArray."); return; + } for (llvm::Use &ctor_use : ctor_array->operands()) { auto *ctor_struct = llvm::dyn_cast<llvm::ConstantStruct>(ctor_use); @@ -994,16 +1000,25 @@ void IRExecutionUnit::GetStaticInitializers( lldbassert(ctor_struct->getNumOperands() == 3); auto *ctor_function = llvm::dyn_cast<llvm::Function>(ctor_struct->getOperand(1)); - if (!ctor_function) + if (!ctor_function) { + LLDB_LOG(log, "global_ctor doesn't contain an llvm::Function"); continue; - ConstString ctor_function_name_cs(ctor_function->getName().str()); + } + + ConstString ctor_function_name(ctor_function->getName().str()); + LLDB_LOG(log, "Looking for callable jitted function with name {0}.", + ctor_function_name); for (JittedFunction &jitted_function : m_jitted_functions) { - if (ctor_function_name_cs != jitted_function.m_name) + if (ctor_function_name != jitted_function.m_name) continue; - if (jitted_function.m_remote_addr == LLDB_INVALID_ADDRESS) + if (jitted_function.m_remote_addr == LLDB_INVALID_ADDRESS) { + LLDB_LOG(log, "Found jitted function with invalid address."); continue; + } static_initializers.push_back(jitted_function.m_remote_addr); + LLDB_LOG(log, "Calling function at address {0:x}.", + jitted_function.m_remote_addr); break; } } |
