before fixing .each performance

Cargo.toml

@@ -43,6 +43,13 @@ libc = "0.2.169"
 lto = true
 codegen-units = 1
 panic = "abort"
+debug = false
+
+[profile.bench]
+inherits = "release"
+lto = true
+codegen-units = 1
+panic = "abort"
 
 [profile.dev.package]
 insta.opt-level = 3

flecs_ecs/Cargo.toml

@@ -26,6 +26,10 @@ flecs_ecs_sys = { workspace = true }
 bitflags = "2.9.1"
 compact_str = { version = "0.9.0", default-features = false }
 hashbrown = "0.15.4"
+seq-macro = "0.3.6"
+rand = "0.9.1"
+libc = "0.2.174"
+seq = "0.5.0"
 
 # used for backtraces upon hardware exceptions during test
 # only used when "test-with-crash-handler" feature enabled
@@ -213,3 +217,16 @@ name = "examples"
 path = "examples/flecs/z_ignore_main_test.rs"
 test = true
 doc-scrape-examples = true
+
+######################
+# Benchmarks
+######################
+
+# solves criterion problem for using baseline
+[lib]
+bench = false
+
+[[bench]]
+name = "main"
+path = "benches/flecs/_main.rs"
+harness = false

flecs_ecs/benches/flecs/_main.rs

@@ -0,0 +1,145 @@
+#![allow(unused_imports)]
+#![allow(unused)]
+
+use core::time::Duration;
+
+use criterion::{Criterion, criterion_group, criterion_main};
+pub use seq_macro::seq;
+
+pub mod common_bench;
+
+mod add_remove_bench;
+mod commands_bench;
+mod create_delete_bench;
+mod parenting_names_bench;
+
+mod get_bench;
+mod has_bench;
+mod observer_bench;
+mod query_bench;
+mod set_bench;
+
+use add_remove_bench::*;
+use commands_bench::*;
+use create_delete_bench::*;
+
+use get_bench::*;
+use has_bench::*;
+use observer_bench::*;
+use parenting_names_bench::*;
+use query_bench::*;
+use set_bench::*;
+
+fn ecs_default_criterion() -> Criterion {
+    let mut criterion_config = Criterion::default().configure_from_args();
+    criterion_config = criterion_config
+        .warm_up_time(Duration::from_millis(200))
+        .measurement_time(Duration::from_secs(1))
+        .sample_size(25)
+        .noise_threshold(0.01)
+        .confidence_level(0.95)
+        .significance_level(0.05)
+        .without_plots();
+    criterion_config
+}
+
+criterion_main!(
+    // g_add_remove,
+    // g_commands,
+    // g_create_delete_entities,
+    // g_get,
+    // g_parenting,
+    // g_has,
+    // g_set,
+    // g_observers,
+    g_query
+);
+
+criterion_group!(
+    name = g_query;
+    config = ecs_default_criterion();
+    targets =
+    query_iter,
+);
+
+criterion_group!(
+    name = g_has;
+    config = ecs_default_criterion();
+    targets =
+    has,
+    owns
+);
+
+criterion_group!(
+    name = g_parenting;
+    config = ecs_default_criterion();
+    targets =
+    change_parent,
+    lookup_depth,
+    set_name,
+);
+
+criterion_group!(
+    name = g_get;
+    config = ecs_default_criterion();
+    targets =
+    get,
+    get_pair,
+    get_mut,
+    get_target,
+    get_parent,
+    get_inherited_w_depth,
+);
+
+criterion_group!(
+    name = g_commands;
+    config = ecs_default_criterion();
+    targets =
+    add_remove_cmd,
+    add_existing_cmd,
+    create_delete_entities_cmd,
+);
+
+criterion_group!(
+    name = g_add_remove;
+    config = ecs_default_criterion();
+    targets =
+    add_remove,
+    add_remove_hooks,
+    add_existing,
+    add_remove_1_tag_to_entity_with_n_components,
+    add_remove_override,
+    toggle_component,
+);
+
+criterion_group!(
+    name = g_set;
+    config = ecs_default_criterion();
+    targets =
+    set,
+    set_remove
+);
+
+criterion_group!(
+    name = g_create_delete_entities;
+    config = ecs_default_criterion();
+    targets =
+    create_w_add_in_observer,
+    create_delete,
+    entity_new_delete,
+    entity_new_w_name_delete,
+    create_children_w_reachable,
+    create_delete_tree,
+    //c_create_delete_tree
+    instantiate_delete_tree
+);
+
+criterion_group!(
+    name = g_observers;
+    config = ecs_default_criterion();
+    targets =
+    emit,
+    emit_propagate,
+    emit_forward,
+    modified
+);