jvmtiError
interpreter_ti_getLocalCommon(
jvmtiEnv*,
VM_thread *thread,
jint depth,
jint slot,
StackFrame **framePtr) {
StackFrame *frame = getLastStackFrame(thread);
while(depth && frame != 0) {
depth--;
frame = frame->prev;
}
// check error condition: JVMTI_ERROR_NO_MORE_FRAMES
if (depth != 0) {
return JVMTI_ERROR_NO_MORE_FRAMES;
}
// check error condition: JVMTI_ERROR_OPAQUE_FRAME
if (frame->ip == 0) {
return JVMTI_ERROR_OPAQUE_FRAME;
}
unsigned uslot = slot;
// check error condition: JVMTI_ERROR_INVALID_SLOT
if (uslot >= frame->locals.getLocalsNumber()) {
return JVMTI_ERROR_INVALID_SLOT;
}
*framePtr = frame;
return JVMTI_ERROR_NONE;
}
jvmtiError
interpreter_ti_get_frame_count(jvmtiEnv*, VM_thread *thread, jint* count_ptr) {
StackFrame *frame = getLastStackFrame(thread);
*count_ptr = 0;
while(frame != 0) {
(*count_ptr)++;
frame = frame->prev;
}
(*count_ptr) -= skip_old_frames(thread);
return JVMTI_ERROR_NONE;
}
static jint skip_old_frames(VM_thread *thread)
{
if (NULL == getLastStackFrame(thread))
return 0;
StackFrame* first_frame = (StackFrame*)(thread->firstFrame);
if (first_frame)
{
Class *clss = method_get_class(first_frame->method);
assert(clss);
if (strcmp(method_get_name(first_frame->method), "runImpl") == 0 &&
strcmp(class_get_name(clss), "java/lang/Thread") == 0)
{
return 1;
}
}
return 0;
}
ObjectHandle handle = (ObjectHandle) value;
frame->locals(slot).ref = COMPRESS_INTERP(handle->object);
return JVMTI_ERROR_NONE;
}
jvmtiError
interpreter_ti_getStackTrace(
jvmtiEnv * UNREF env,
VM_thread *thread,
jint start_depth,
jint max_frame_count,
jvmtiFrameInfo *frame_buffer,
jint *count_ptr) {
jint start;
StackFrame *frame = getLastStackFrame(thread);
jint depth;
interpreter_ti_get_frame_count(env, thread, &depth);
if (start_depth < 0)
{
start = depth + start_depth;
if (start < 0)
return JVMTI_ERROR_ILLEGAL_ARGUMENT;
}
else
start = start_depth;
// skip start_depth of frames
while (start) {
static inline StackIterator_interp*
interp_si_create_from_native(VM_thread *thread) {
return getLastStackFrame(thread);
}
