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Testing recursive marking with chain references.

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This commit is contained in:
valtermiari 2023-02-23 15:51:29 +01:00
parent 7b068d6e88
commit 8ed9ed9107
2 changed files with 13 additions and 11 deletions
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23
src/GC/tests/h_test.cpp
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@ -8,17 +8,20 @@ struct Node {
};
Node *create_chain(int depth) {
Node* nodes[depth];
std::vector<Node*> nodes;
if (depth > 0) {
Node *last_node = static_cast<Node *>(gc->alloc(sizeof(Node)));
last_node->id = depth;
last_node->child = nullptr;
nodes[0] = last_node;
for (int i = 1; i < depth; i++) {
nodes.push_back(last_node);
for (int i = 0; i < depth; i++) {
Node *node = static_cast<Node *>(gc->alloc(sizeof(Node)));
node->id = depth-i;
node->child = nodes[i-1];
nodes[i] = node;
nodes.push_back(node);
}
for (size_t i = 0; i < nodes.size(); i++) {
std::cout << "Element at " << i << ":\t" << nodes.at(i) << std::endl;
}
return nodes[depth];
}
@ -55,7 +58,6 @@ void test_some_types() {
std::cout << "l points to:\t\t" << l << std::endl;
detach_pointer(&l);
std::cout << "l points to:\t\t" << l << std::endl;
// l still gets marked, which is not supposed to happen
// Some more dummy values of different sizes, to test stack pointer alignment
int *i = static_cast<int *>(gc->alloc(sizeof(int)));
@ -80,15 +82,14 @@ int main() {
for (int i = 0; i < 21; i++) {
longs[i] = static_cast<long *>(gc->alloc(sizeof(long)));
} */
//Node *root;
Node *root = test_chain(3, false);
Node *root = static_cast<Node *>(gc->alloc(sizeof(Node)));
root = test_chain(3, false);
std::cout << "Adress of root:\t" << &root << std::endl;
std::cout << "Root points to:\t" << root << std::endl;
// 0x7ffdd7556bd8
int *i = static_cast<int *>(gc->alloc(sizeof(int)));
std::cout << "Adress of i:\t" << &i << std::endl;
std::cout << "Root child:\t" << root->child << std::endl;
gc->collect(MARK); // free misses some chunks
gc->collect(MARK);
gc->print_contents();
return 0;
}