Fix the cleanup process of exception information in JIT. Now JIT
deregisters registered by it FDE structures allowing consecutive
JIT runs to succeed. Patch by Yuri. Fixes PR8285.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117004 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/ExecutionEngine/ExecutionEngine.cpp b/lib/ExecutionEngine/ExecutionEngine.cpp
index be7f1f5..77082c4 100644
--- a/lib/ExecutionEngine/ExecutionEngine.cpp
+++ b/lib/ExecutionEngine/ExecutionEngine.cpp
@@ -47,12 +47,12 @@
const SmallVectorImpl<std::string>& MAttrs) = 0;
ExecutionEngine *(*ExecutionEngine::InterpCtor)(Module *M,
std::string *ErrorStr) = 0;
-ExecutionEngine::EERegisterFn ExecutionEngine::ExceptionTableRegister = 0;
-
ExecutionEngine::ExecutionEngine(Module *M)
: EEState(*this),
- LazyFunctionCreator(0) {
+ LazyFunctionCreator(0),
+ ExceptionTableRegister(0),
+ ExceptionTableDeregister(0) {
CompilingLazily = false;
GVCompilationDisabled = false;
SymbolSearchingDisabled = false;
@@ -66,6 +66,16 @@
delete Modules[i];
}
+void ExecutionEngine::DeregisterAllTables() {
+ if (ExceptionTableDeregister) {
+ std::vector<void*>::iterator it = AllExceptionTables.begin();
+ std::vector<void*>::iterator ite = AllExceptionTables.end();
+ for (; it != ite; ++it)
+ ExceptionTableDeregister(*it);
+ AllExceptionTables.clear();
+ }
+}
+
namespace {
// This class automatically deletes the memory block when the GlobalVariable is
// destroyed.