Signed-off-by: Tomek Grabiec <[email protected]>
---
vm/jato.c | 28 +++++++++++++++++++++-------
1 files changed, 21 insertions(+), 7 deletions(-)
diff --git a/vm/jato.c b/vm/jato.c
index e1fd13c..fc90c3d 100644
--- a/vm/jato.c
+++ b/vm/jato.c
@@ -100,24 +100,38 @@ static struct vm_object
*native_vmstackwalker_getclasscontext(void)
{
struct stack_trace_elem st_elem;
struct compilation_unit *cu;
- struct vm_class *class;
struct vm_object *res;
+ int depth;
init_stack_trace_elem_current(&st_elem);
+ depth = get_java_stack_trace_depth(&st_elem);
+ /* Skip call to VMStackWalker.getClassContext() */
+ depth--;
if (stack_trace_elem_next_java(&st_elem))
return NULL;
- cu = jit_lookup_cu(st_elem.addr);
- if (!cu) {
- NOT_IMPLEMENTED;
+ res = vm_object_alloc_array(vm_array_of_java_lang_Class, depth);
+ if (!res) {
+ signal_new_exception(vm_java_lang_OutOfMemoryError, NULL);
return NULL;
}
- class = cu->method->class;
+ for (int i = 0; i < depth; i++) {
+ cu = jit_lookup_cu(st_elem.addr);
+ if (!cu)
+ error("no compilation_unit mapping for %lx",
st_elem.addr);
- res = vm_object_alloc_array(vm_java_lang_Class, 1);
- array_set_field_object(res, 0, class->object);
+ struct vm_class *vmc = cu->method->class;
+
+ if (vm_class_ensure_init(vmc))
+ return NULL;
+
+ /* XXX: We should remove Method.invoke() frames. */
+ array_set_field_object(res, i, vmc->object);
+
+ stack_trace_elem_next_java(&st_elem);
+ }
return res;
}
--
1.6.0.6
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