Fix missing transaction abort error message

Change-Id: I5157def06d385c082f9fdd4714e20bead9e707e8

3 files changed, 15 insertions, 6 deletions

diff --git a/runtime/runtime.cc b/runtime/runtime.cc
index eb60318..2633898 100644
--- a/runtime/runtime.cc
+++ b/runtime/runtime.cc
@@ -1566,14 +1566,15 @@ void Runtime::AbortTransactionAndThrowAbortError(Thread* self, const std::string
   // Throwing an exception may cause its class initialization. If we mark the transaction
   // aborted before that, we may warn with a false alarm. Throwing the exception before
   // marking the transaction aborted avoids that.
-  preinitialization_transaction_->ThrowAbortError(self, false);
+  preinitialization_transaction_->ThrowAbortError(self, &abort_message);
   preinitialization_transaction_->Abort(abort_message);
 }
 
 void Runtime::ThrowTransactionAbortError(Thread* self) {
   DCHECK(IsAotCompiler());
   DCHECK(IsActiveTransaction());
-  preinitialization_transaction_->ThrowAbortError(self, true);
+  // Passing nullptr means we rethrow an exception with the earlier transaction abort message.
+  preinitialization_transaction_->ThrowAbortError(self, nullptr);
 }
 
 void Runtime::RecordWriteFieldBoolean(mirror::Object* obj, MemberOffset field_offset,
diff --git a/runtime/transaction.cc b/runtime/transaction.cc
index cc0f15f..ab821d7 100644
--- a/runtime/transaction.cc
+++ b/runtime/transaction.cc
@@ -70,13 +70,21 @@ void Transaction::Abort(const std::string& abort_message) {
   }
 }
 
-void Transaction::ThrowAbortError(Thread* self, bool rethrow) {
+void Transaction::ThrowAbortError(Thread* self, const std::string* abort_message) {
+  const bool rethrow = (abort_message == nullptr);
   if (kIsDebugBuild && rethrow) {
     CHECK(IsAborted()) << "Rethrow " << Transaction::kAbortExceptionDescriptor
                        << " while transaction is not aborted";
   }
-  std::string abort_msg(GetAbortMessage());
-  self->ThrowNewWrappedException(Transaction::kAbortExceptionSignature, abort_msg.c_str());
+  if (rethrow) {
+    // Rethrow an exception with the earlier abort message stored in the transaction.
+    self->ThrowNewWrappedException(Transaction::kAbortExceptionSignature,
+                                   GetAbortMessage().c_str());
+  } else {
+    // Throw an exception with the given abort message.
+    self->ThrowNewWrappedException(Transaction::kAbortExceptionSignature,
+                                   abort_message->c_str());
+  }
 }
 
 bool Transaction::IsAborted() {
diff --git a/runtime/transaction.h b/runtime/transaction.h
index 4d85662..030478c 100644
--- a/runtime/transaction.h
+++ b/runtime/transaction.h
@@ -48,7 +48,7 @@ class Transaction FINAL {
   void Abort(const std::string& abort_message)
       LOCKS_EXCLUDED(log_lock_)
       SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
-  void ThrowAbortError(Thread* self, bool rethrow)
+  void ThrowAbortError(Thread* self, const std::string* abort_message)
       LOCKS_EXCLUDED(log_lock_)
       SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
   bool IsAborted() LOCKS_EXCLUDED(log_lock_);