< prev index next >
src/hotspot/cpu/arm/compiledIC_arm.cpp
Print this page
*** 115,129 ****
// Creation also verifies the object.
NativeMovConstReg* method_holder = nativeMovConstReg_at(stub);
NativeJump* jump = nativeJump_at(method_holder->next_instruction_address());
#ifdef ASSERT
! // read the value once
! volatile intptr_t data = method_holder->data();
! volatile address destination = jump->jump_destination();
! assert(data == 0 || data == (intptr_t)callee(),
"a) MT-unsafe modification of inline cache");
assert(destination == (address)-1 || destination == entry,
"b) MT-unsafe modification of inline cache");
#endif
// Update stub.
--- 115,136 ----
// Creation also verifies the object.
NativeMovConstReg* method_holder = nativeMovConstReg_at(stub);
NativeJump* jump = nativeJump_at(method_holder->next_instruction_address());
#ifdef ASSERT
! // A generated lambda form might be deleted from the Lambdaform
! // cache in MethodTypeForm. If a jit compiled lambdaform method
! // becomes not entrant and the cache access returns null, the new
! // resolve will lead to a new generated LambdaForm.
! Method* volatile old_method = reinterpret_cast<Method*>(method_holder->data());
! assert(old_method == NULL || old_method == callee() ||
! callee->is_compiled_lambda_form() ||
! !old_method->method_holder()->is_loader_alive() ||
! old_method->is_old(), // may be race patching deoptimized nmethod due to redefinition.
"a) MT-unsafe modification of inline cache");
+
+ volatile address destination = jump->jump_destination();
assert(destination == (address)-1 || destination == entry,
"b) MT-unsafe modification of inline cache");
#endif
// Update stub.
< prev index next >