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first pass at call stack tree evaluation

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This commit is contained in:
Ryan Fleury
2025-08-11 16:08:04 -07:00
parent 056604fb94
commit 36dcd65a83
6 changed files with 143 additions and 2 deletions
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src/ctrl/ctrl_core.c
+27
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@@ -188,6 +188,22 @@ ctrl_handle_list_copy(Arena *arena, CTRL_HandleList *src)
return dst;
}
internal CTRL_HandleArray
ctrl_handle_array_from_list(Arena *arena, CTRL_HandleList *src)
{
CTRL_HandleArray array = {0};
array.count = src->count;
array.v = push_array_no_zero(arena, CTRL_Handle, array.count);
{
U64 idx = 0;
for(CTRL_HandleNode *n = src->first; n != 0; n = n->next, idx += 1)
{
array.v[idx] = n->v;
}
}
return array;
}
internal String8
ctrl_string_from_handle(Arena *arena, CTRL_Handle handle)
{
@@ -1543,6 +1559,9 @@ ctrl_init(void)
ctrl_state->module_image_info_cache.stripes[idx].arena = arena_alloc();
ctrl_state->module_image_info_cache.stripes[idx].rw_mutex = os_rw_mutex_alloc();
}
ctrl_state->call_stack_tree_cache.tree.root = &ctrl_call_stack_tree_node_nil;
ctrl_state->call_stack_tree_cache.cv = os_condition_variable_alloc();
ctrl_state->call_stack_tree_cache.rw_mutex = os_rw_mutex_alloc();
ctrl_state->u2c_ring_size = KB(64);
ctrl_state->u2c_ring_base = push_array_no_zero(arena, U8, ctrl_state->u2c_ring_size);
ctrl_state->u2c_ring_mutex = os_mutex_alloc();
@@ -7358,9 +7377,14 @@ ASYNC_WORK_DEF(ctrl_call_stack_tree_build_work)
if(pre_mem_gen == post_mem_gen &&
pre_reg_gen == post_reg_gen)
{
U64 id_gen = 0;
arena = arena_alloc();
tree.root = push_array(arena, CTRL_CallStackTreeNode, 1);
MemoryCopyStruct(tree.root, &ctrl_call_stack_tree_node_nil);
tree.root->id = id_gen;
tree.slots_count = Max(1, threads_count);
tree.slots = push_array(arena, CTRL_CallStackTreeNode *, tree.slots_count);
id_gen += 1;
for EachIndex(thread_idx, threads_count)
{
CTRL_Handle thread = threads[thread_idx];
@@ -7385,6 +7409,9 @@ ASYNC_WORK_DEF(ctrl_call_stack_tree_build_work)
{
next_node = push_array(arena, CTRL_CallStackTreeNode, 1);
MemoryCopyStruct(next_node, &ctrl_call_stack_tree_node_nil);
next_node->id = id_gen;
SLLStackPush_N(tree.slots[next_node->id%tree.slots_count], next_node, hash_next);
id_gen += 1;
SLLQueuePush_NZ(&ctrl_call_stack_tree_node_nil, thread_node->first, thread_node->last, next_node, next);
next_node->parent = thread_node;
thread_node->child_count += 1;