Error BaseContext::removeUnreachableCode() {
PodList<BaseNode*>::Link* link = _unreachableList.getFirst();
BaseNode* stop = getStop();
while (link != NULL) {
BaseNode* node = link->getValue();
if (node != NULL && node->getPrev() != NULL) {
// Locate all unreachable nodes.
BaseNode* first = node;
do {
if (node->isFetched())
break;
node = node->getNext();
} while (node != stop);
// Remove.
if (node != first) {
BaseNode* last = (node != NULL) ? node->getPrev() : getCompiler()->getLastNode();
getCompiler()->removeNodes(first, last);
}
}
link = link->getNext();
}
return kErrorOk;
}
Error BaseContext::compile(FuncNode* func) {
BaseNode* end = func->getEnd();
BaseNode* stop = end->getNext();
_func = func;
_stop = stop;
_extraBlock = end;
ASMJIT_PROPAGATE_ERROR(fetch());
ASMJIT_PROPAGATE_ERROR(removeUnreachableCode());
ASMJIT_PROPAGATE_ERROR(analyze());
if (_compiler->hasLogger())
ASMJIT_PROPAGATE_ERROR(annotate());
ASMJIT_PROPAGATE_ERROR(translate());
// We alter the compiler cursor, because it doesn't make sense to reference
// it after compilation - some nodes may disappear and it's forbidden to add
// new code after the compilation is done.
_compiler->_setCursor(NULL);
return kErrorOk;
}
