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allocator fun

main
Brett 2024-03-06 23:23:03 -05:00
parent bc25144476
commit 7a8573270a
2 changed files with 25 additions and 16 deletions
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2
libs/BLT

@ -1 +1 @@
Subproject commit be4a61cc8040ffc1f86bd582a7de5d67397cdb16
Subproject commit 06892a3418b8340701a57393e725dc5379305897

37
tests/src/tests2.cpp
View File

@ -98,20 +98,21 @@ namespace fb
std::array<blt::i32, static_cast<int>(type_t::END)> arg_c = {2, 2, 2, 2, 0};
template<typename ALLOC>
class tree1
{
public:
blt::bump_allocator<true> alloc{sizeof(node_t) * 8192};
ALLOC alloc{sizeof(node_t) * 8192};
private:
struct node_t
{
blt::bump_allocator<true>& alloc;
ALLOC& alloc;
std::array<node_t*, 2> children{nullptr};
double value = 0;
blt::i32 argc;
type_t type;
explicit node_t(type_t type, blt::bump_allocator<true>& alloc):
explicit node_t(type_t type, ALLOC& alloc):
alloc(alloc), argc(arg_c[static_cast<int>(type)]), type(type)
{
if (type == type_t::VALUE)
@ -183,7 +184,7 @@ namespace fb
void create(blt::u64 size)
{
root = alloc.emplace<node_t>(random_type(), alloc);
root = alloc.template emplace<node_t>(random_type(), alloc);
std::stack<std::pair<node_t*, blt::size_t>> stack;
stack.emplace(root, 0);
while (!stack.empty())
@ -198,14 +199,14 @@ namespace fb
{
if (depth >= size)
{
node->children[i] = alloc.emplace<node_t>(type_t::VALUE, alloc);
node->children[i] = alloc.template emplace<node_t>(type_t::VALUE, alloc);
//BLT_INFO("Skipping due to size, value %lf", node->children[i]->value);
continue;
}
if (choice())
node->children[i] = alloc.emplace<node_t>(random_type(), alloc);
node->children[i] = alloc.template emplace<node_t>(random_type(), alloc);
else
node->children[i] = alloc.emplace<node_t>(random_type_sub(), alloc);
node->children[i] = alloc.template emplace<node_t>(random_type_sub(), alloc);
//BLT_INFO("child %p to %p has type generated %ld with argc %d, value %lf", node->children[i], node,
// static_cast<int>(node->children[i]->type), node->children[i]->argc, node->children[i]->value);
if (depth < size)
@ -224,28 +225,36 @@ namespace fb
~tree1()
{
BLT_START_INTERVAL("Tree Destruction", blt::type_string<ALLOC>() + ": Single Class Tree");
alloc.destroy(root);
alloc.deallocate(root);
BLT_END_INTERVAL("Tree Destruction", blt::type_string<ALLOC>() + ": Single Class Tree");
}
};
void funny()
template<typename ALLOC>
void bump()
{
blt::bump_allocator2 alloc;
constexpr auto size = 512;
constexpr auto tree_size = 17;
engine.reset();
tree1 love[size];
tree1<ALLOC> love[size];
for (auto& i : love)
i.create(tree_size);
BLT_START_INTERVAL("Tree Evaluation", "Single Class Bump Allocated Tree");
BLT_START_INTERVAL("Tree Evaluation", blt::type_string<ALLOC>() + ": Single Class Tree");
for (auto& i : love)
{
blt::black_box(i.evaluate());
BLT_END_INTERVAL("Tree Evaluation", blt::type_string<ALLOC>() + ": Single Class Tree");
}
BLT_END_INTERVAL("Tree Evaluation", "Single Class Bump Allocated Tree");
void funny()
{
bump<blt::bump_allocator<true>>();
bump<blt::bump_allocator2<4096 * 512, true, 4096 * 512>>();
bump<blt::bump_allocator2<4096 * 512, false, 4096 * 512>>();
BLT_PRINT_PROFILE("Tree Evaluation");
BLT_PRINT_PROFILE("Tree Destruction");
}
void execute()