track allocations

CMakeLists.txt

@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.25)
-project(blt-gp VERSION 0.1.36)
+project(blt-gp VERSION 0.1.38)
 
 include(CTest)
 

examples/symbolic_regression.cpp

@@ -104,35 +104,15 @@ int main()
     {
         BLT_TRACE("------------{Begin Generation %ld}------------", program.get_current_generation());
         BLT_TRACE("Creating next generation");
-
-#ifdef BLT_TRACK_ALLOCATIONS
-        auto gen_alloc = blt::gp::tracker.start_measurement();
-#endif
-        
         BLT_START_INTERVAL("Symbolic Regression", "Gen");
         program.create_next_generation();
         BLT_END_INTERVAL("Symbolic Regression", "Gen");
-
-#ifdef BLT_TRACK_ALLOCATIONS
-        blt::gp::tracker.stop_measurement(gen_alloc);
-        BLT_TRACE("Generation Allocated %ld times with a total of %s", gen_alloc.getAllocationDifference(),
-                  blt::byte_convert_t(gen_alloc.getAllocatedByteDifference()).convert_to_nearest_type().to_pretty_string().c_str());
-        auto fitness_alloc = blt::gp::tracker.start_measurement();
-#endif
-        
         BLT_TRACE("Move to next generation");
         BLT_START_INTERVAL("Symbolic Regression", "Fitness");
         program.next_generation();
         BLT_TRACE("Evaluate Fitness");
         program.evaluate_fitness();
         BLT_END_INTERVAL("Symbolic Regression", "Fitness");
-
-#ifdef BLT_TRACK_ALLOCATIONS
-        blt::gp::tracker.stop_measurement(fitness_alloc);
-        BLT_TRACE("Fitness Allocated %ld times with a total of %s", fitness_alloc.getAllocationDifference(),
-                  blt::byte_convert_t(fitness_alloc.getAllocatedByteDifference()).convert_to_nearest_type().to_pretty_string().c_str());
-#endif
-        
         BLT_TRACE("----------------------------------------------");
         std::cout << std::endl;
     }
@@ -162,6 +142,25 @@ int main()
 #ifdef BLT_TRACK_ALLOCATIONS
     BLT_TRACE("Total Allocations: %ld times with a total of %s", blt::gp::tracker.getAllocations(),
               blt::byte_convert_t(blt::gp::tracker.getAllocatedBytes()).convert_to_nearest_type().to_pretty_string().c_str());
+    auto crossover_calls = blt::gp::crossover_calls.get_calls();
+    auto crossover_allocations = blt::gp::crossover_allocations.get_calls();
+    auto mutation_calls = blt::gp::mutation_calls.get_calls();
+    auto mutation_allocation = blt::gp::mutation_allocations.get_calls();
+    auto reproduction_calls = blt::gp::reproduction_calls.get_calls();
+    auto reproduction_allocation = blt::gp::reproduction_allocations.get_calls();
+    BLT_TRACE("Total Crossover Calls: %ld", crossover_calls);
+    BLT_TRACE("Total Mutation Calls: %ld", mutation_calls);
+    BLT_TRACE("Total Reproduction Calls: %ld", reproduction_calls);
+    BLT_TRACE("Total Crossover Allocations: %ld", crossover_allocations);
+    BLT_TRACE("Total Mutation Allocations: %ld", mutation_allocation);
+    BLT_TRACE("Total Reproduction Allocations: %ld", reproduction_allocation);
+    
+    BLT_TRACE("Percent Crossover calls allocate? %lf%%",
+              static_cast<double>(crossover_allocations) / static_cast<double>(crossover_calls == 0 ? 1 : crossover_calls) * 100);
+    BLT_TRACE("Percent Mutation calls allocate? %lf%%",
+              static_cast<double>(mutation_allocation) / static_cast<double>(mutation_calls == 0 ? 1 : mutation_calls) * 100);
+    BLT_TRACE("Percent Reproduction calls allocate? %lf%%",
+              static_cast<double>(reproduction_allocation) / static_cast<double>(reproduction_calls == 0 ? 1 : reproduction_calls) * 100);
 #endif
     
     return 0;

include/blt/gp/fwdecl.h

@@ -29,6 +29,12 @@
 namespace blt::gp
 {
     inline allocation_tracker_t tracker;
+    inline call_tracker_t crossover_calls;
+    inline call_tracker_t mutation_calls;
+    inline call_tracker_t reproduction_calls;
+    inline call_tracker_t crossover_allocations;
+    inline call_tracker_t mutation_allocations;
+    inline call_tracker_t reproduction_allocations;
     
     class gp_program;
     
@@ -137,7 +143,7 @@ namespace blt::gp
             template<class U, class... Args>
             void construct(U* p, Args&& ... args)
             {
-                new(p) T(args...);
+                new(p) T(std::forward<Args>(args)...);
             }
             
             template<class U>

include/blt/gp/program.h

@@ -70,7 +70,7 @@ namespace blt::gp
     struct operator_info
     {
         // types of the arguments
-        std::vector<type_id> argument_types;
+        tracked_vector<type_id> argument_types;
         // return type of this operator
         type_id return_type;
         // number of arguments for this operator
@@ -82,15 +82,15 @@ namespace blt::gp
     struct program_operator_storage_t
     {
         // indexed from return TYPE ID, returns index of operator
-        blt::expanding_buffer<std::vector<operator_id>> terminals;
+        blt::expanding_buffer<tracked_vector<operator_id>> terminals;
-        blt::expanding_buffer<std::vector<operator_id>> non_terminals;
+        blt::expanding_buffer<tracked_vector<operator_id>> non_terminals;
-        blt::expanding_buffer<std::vector<std::pair<operator_id, blt::size_t>>> operators_ordered_terminals;
+        blt::expanding_buffer<tracked_vector<std::pair<operator_id, blt::size_t>>> operators_ordered_terminals;
         // indexed from OPERATOR ID (operator number)
         blt::hashset_t<operator_id> ephemeral_leaf_operators;
-        std::vector<operator_info> operators;
+        tracked_vector<operator_info> operators;
-        std::vector<detail::print_func_t> print_funcs;
+        tracked_vector<detail::print_func_t> print_funcs;
-        std::vector<detail::destroy_func_t> destroy_funcs;
+        tracked_vector<detail::destroy_func_t> destroy_funcs;
-        std::vector<std::optional<std::string_view>> names;
+        tracked_vector<std::optional<std::string_view>> names;
         
         detail::eval_func_t eval_func;
         
@@ -110,7 +110,7 @@ namespace blt::gp
             template<typename... Operators>
             program_operator_storage_t& build(Operators& ... operators)
             {
-                std::vector<blt::size_t> sizes;
+                tracked_vector<blt::size_t> sizes;
                 (sizes.push_back(add_operator(operators)), ...);
                 blt::size_t largest = 0;
                 for (auto v : sizes)
@@ -153,7 +153,7 @@ namespace blt::gp
                     if (op_r.second.empty())
                         continue;
                     auto return_type = op_r.first;
-                    std::vector<std::pair<operator_id, blt::size_t>> ordered_terminals;
+                    tracked_vector<std::pair<operator_id, blt::size_t>> ordered_terminals;
                     for (const auto& op : op_r.second)
                     {
                         // count number of terminals
@@ -675,12 +675,12 @@ namespace blt::gp
                 return storage.names[id];
             }
             
-            [[nodiscard]] inline std::vector<operator_id>& get_type_terminals(type_id id)
+            [[nodiscard]] inline tracked_vector<operator_id>& get_type_terminals(type_id id)
             {
                 return storage.terminals[id];
             }
             
-            [[nodiscard]] inline std::vector<operator_id>& get_type_non_terminals(type_id id)
+            [[nodiscard]] inline tracked_vector<operator_id>& get_type_non_terminals(type_id id)
             {
                 return storage.non_terminals[id];
             }
@@ -715,7 +715,7 @@ namespace blt::gp
             {
                 std::array<blt::size_t, size> arr;
                 
-                std::vector<std::pair<blt::size_t, double>> values;
+                tracked_vector<std::pair<blt::size_t, double>> values;
                 values.reserve(current_pop.get_individuals().size());
                 
                 for (const auto& ind : blt::enumerate(current_pop.get_individuals()))
@@ -789,11 +789,11 @@ namespace blt::gp
             std::atomic_bool fitness_should_exit = false;
             
             population_stats current_stats{};
-            std::vector<population_stats> statistic_history;
+            tracked_vector<population_stats> statistic_history;
             
             struct concurrency_storage
             {
-                std::vector<std::unique_ptr<std::thread>> threads;
+                tracked_vector<std::unique_ptr<std::thread>> threads;
                 
                 std::mutex thread_function_control{};
                 std::condition_variable thread_function_condition{};

include/blt/gp/selection.h

@@ -88,7 +88,9 @@ namespace blt::gp
                 // everyone gets a chance once per loop.
                 if (random.choice(config.crossover_chance))
                 {
-//                    auto state = tracker.start_measurement();
+#ifdef BLT_TRACK_ALLOCATIONS
+                    auto state = tracker.start_measurement();
+#endif
                     // crossover
                     const tree_t* p1;
                     const tree_t* p2;
@@ -97,37 +99,54 @@ namespace blt::gp
                         p1 = &crossover_selection.select(program, current_pop);
                         p2 = &crossover_selection.select(program, current_pop);
                     } while (!config.crossover.get().apply(program, *p1, *p2, c1, *c2));
-//                    tracker.stop_measurement(state);
+#ifdef BLT_TRACK_ALLOCATIONS
-//                    BLT_TRACE("Crossover Allocated %ld times with a total of %s", state.getAllocationDifference(),
+                    tracker.stop_measurement(state);
-//                              blt::byte_convert_t(state.getAllocatedByteDifference()).convert_to_nearest_type().to_pretty_string().c_str());
+                    crossover_calls.call();
+                    if (state.getAllocationDifference() != 0)
+                        crossover_allocations.call(state.getAllocatedByteDifference());
+#endif
                     return 2;
                 }
                 break;
             case 1:
                 if (random.choice(config.mutation_chance))
                 {
-//                    auto state = tracker.start_measurement();
+#ifdef BLT_TRACK_ALLOCATIONS
+                    auto state = tracker.start_measurement();
+#endif
                     // mutation
                     const tree_t* p;
                     do
                     {
                         p = &mutation_selection.select(program, current_pop);
                     } while (!config.mutator.get().apply(program, *p, c1));
-//                    tracker.stop_measurement(state);
+#ifdef BLT_TRACK_ALLOCATIONS
-//                    BLT_TRACE("Mutation Allocated %ld times with a total of %s", state.getAllocationDifference(),
+                    tracker.stop_measurement(state);
-//                              blt::byte_convert_t(state.getAllocatedByteDifference()).convert_to_nearest_type().to_pretty_string().c_str());
+                    mutation_calls.call();
+                    if (state.getAllocationDifference() != 0)
+                    {
+                        mutation_allocations.call(state.getAllocatedByteDifference());
+                    }
+#endif
                     return 1;
                 }
                 break;
             case 2:
                 if (config.reproduction_chance > 0 && random.choice(config.reproduction_chance))
                 {
-//                    auto state = tracker.start_measurement();
+#ifdef BLT_TRACK_ALLOCATIONS
+                    auto state = tracker.start_measurement();
+#endif
                     // reproduction
                     c1 = reproduction_selection.select(program, current_pop);
-//                    tracker.stop_measurement(state);
+#ifdef BLT_TRACK_ALLOCATIONS
-//                    BLT_TRACE("Reproduction Allocated %ld times with a total of %s", state.getAllocationDifference(),
+                    tracker.stop_measurement(state);
-//                              blt::byte_convert_t(state.getAllocatedByteDifference()).convert_to_nearest_type().to_pretty_string().c_str());
+                    reproduction_calls.call();
+                    if (state.getAllocationDifference() != 0)
+                    {
+                        reproduction_allocations.call(state.getAllocatedByteDifference());
+                    }
+#endif
                     return 1;
                 }
                 break;

include/blt/gp/stats.h

@@ -129,6 +129,68 @@ namespace blt::gp
             std::atomic_uint64_t deallocated_bytes = 0;
     };
     
+    class call_tracker_t
+    {
+        public:
+            struct call_data_t
+            {
+                blt::u64 start_calls = 0;
+                blt::u64 start_value = 0;
+                blt::u64 end_calls = 0;
+                blt::u64 end_value = 0;
+                
+                [[nodiscard]] inline auto get_call_difference() const
+                {
+                    return end_calls - start_calls;
+                }
+                
+                [[nodiscard]] inline auto get_value_difference() const
+                {
+                    return end_value - start_value;
+                }
+            };
+            
+            void value(blt::u64 value)
+            {
+                secondary_value += value;
+            }
+            
+            void call()
+            {
+                primary_calls++;
+            }
+            
+            void call(blt::u64 v)
+            {
+                primary_calls++;
+                value(v);
+            }
+            
+            [[nodiscard]] auto get_calls() const
+            {
+                return primary_calls.load();
+            }
+            
+            [[nodiscard]] auto get_value() const
+            {
+                return secondary_value.load();
+            }
+            
+            call_data_t start_measurement()
+            {
+                return {primary_calls.load(), 0};
+            }
+            
+            void stop_measurement(call_data_t& data)
+            {
+                data.end_calls = primary_calls.load();
+            }
+        
+        private:
+            std::atomic_uint64_t primary_calls = 0;
+            std::atomic_uint64_t secondary_value = 0;
+    };
+    
 }
 
 #endif //BLT_GP_STATS_H

include/blt/gp/tree.h

@@ -156,7 +156,7 @@ namespace blt::gp
             
             bool check(gp_program& program, void* context) const;
             
-            void find_child_extends(gp_program& program, std::vector<child_t>& vec, blt::size_t parent_node, blt::size_t argc) const;
+            void find_child_extends(gp_program& program, tracked_vector<child_t>& vec, blt::size_t parent_node, blt::size_t argc) const;
             
             blt::ptrdiff_t find_endpoint(blt::gp::gp_program& program, blt::ptrdiff_t start) const;
             
@@ -251,7 +251,7 @@ namespace blt::gp
         std::atomic<double> average_fitness = 0;
         std::atomic<double> best_fitness = 0;
         std::atomic<double> worst_fitness = 1;
-        std::vector<double> normalized_fitness{};
+        tracked_vector<double> normalized_fitness{};
         
         void clear()
         {

src/transformers.cpp

@@ -85,8 +85,8 @@ namespace blt::gp
         stack_allocator& c2_stack = c2.get_values();
         
         // we have to make a copy because we will modify the underlying storage.
-        static thread_local std::vector<op_container_t> c1_operators;
+        static thread_local tracked_vector<op_container_t> c1_operators;
-        static thread_local std::vector<op_container_t> c2_operators;
+        static thread_local tracked_vector<op_container_t> c2_operators;
         
         c1_operators.clear();
         c2_operators.clear();
@@ -359,7 +359,7 @@ namespace blt::gp
                         auto& replacement_func_info = program.get_operator_info(random_replacement);
                         
                         // cache memory used for offset data.
-                        thread_local static std::vector<tree_t::child_t> children_data;
+                        thread_local static tracked_vector<tree_t::child_t> children_data;
                         children_data.clear();
                         
                         c.find_child_extends(program, children_data, c_node, current_func_info.argument_types.size());
@@ -586,7 +586,7 @@ namespace blt::gp
                     if (argument_index == -1ul)
                         continue;
                     
-                    static thread_local std::vector<tree_t::child_t> child_data;
+                    static thread_local tracked_vector<tree_t::child_t> child_data;
                     child_data.clear();
                     
                     c.find_child_extends(program, child_data, c_node, info.argument_types.size());
@@ -670,7 +670,7 @@ namespace blt::gp
                         to = pt;
                     }
                     
-                    static thread_local std::vector<tree_t::child_t> child_data;
+                    static thread_local tracked_vector<tree_t::child_t> child_data;
                     child_data.clear();
                     
                     c.find_child_extends(program, child_data, c_node, info.argument_types.size());
@@ -700,7 +700,7 @@ namespace blt::gp
                     vals.copy_from(from_ptr, from_bytes);
                     vals.copy_from(after_ptr, after_to_bytes);
                     
-                    static thread_local std::vector<op_container_t> op_copy;
+                    static thread_local tracked_vector<op_container_t> op_copy;
                     op_copy.clear();
                     op_copy.insert(op_copy.begin(), ops.begin() + from_child.start, ops.begin() + from_child.end);
                     

src/tree.cpp

@@ -145,8 +145,8 @@ namespace blt::gp
         blt::size_t depth = 0;
         
         auto operations_stack = operations;
-        std::vector<blt::size_t> values_process;
+        tracked_vector<blt::size_t> values_process;
-        std::vector<blt::size_t> value_stack;
+        tracked_vector<blt::size_t> value_stack;
         
         for (const auto& op : operations_stack)
         {
@@ -275,7 +275,7 @@ namespace blt::gp
         return true;
     }
     
-    void tree_t::find_child_extends(gp_program& program, std::vector<child_t>& vec, blt::size_t parent_node, blt::size_t argc) const
+    void tree_t::find_child_extends(gp_program& program, tracked_vector<child_t>& vec, blt::size_t parent_node, blt::size_t argc) const
     {
         while (vec.size() < argc)
         {