chore: improve benchmark setup for chess crate

Justfile

@@ -93,9 +93,15 @@ perft-epd: (build-target-release "byte-knight")
 [doc('Run perft benchmark over the EPD test suite')]
 [group('chess')]
 [group('performance')]
-perft-bench: (build-target-release "perft-bench")
+perft-bench file='data/standard.epd': (build-target-release "perft-bench")
     echo "Running perft benchmark..."
-    target/release/perft-bench -e data/standard.epd
+    target/release/perft-bench -e {{ file }}
+
+[doc('Run criterion benchmarks')]
+[group('chess')]
+[group('performance')]
+bench:
+    cargo bench -p chess
 
 [doc('Generate magic numbers use for magic bitboards')]
 [group('chess')]

chess/Cargo.toml

@@ -18,5 +18,5 @@ thiserror = { workspace = true }
 criterion = { workspace = true, features = ["html_reports"] }
 
 [[bench]]
-name = "sliding_piece_moves"
+name = "benchmarks"
 harness = false

chess/benches/benchmarks.rs

@@ -0,0 +1,10 @@
+use criterion::{criterion_group, criterion_main};
+
+use crate::{move_gen::move_gen_benchmark, sliding_piece_moves::sliding_piece_benchmark};
+
+mod move_gen;
+mod sliding_piece_moves;
+
+criterion_group!(attacks, sliding_piece_benchmark);
+criterion_group!(move_gen, move_gen_benchmark);
+criterion_main!(attacks, move_gen);

chess/benches/move_gen.rs

@@ -0,0 +1,13 @@
+use chess::{board::Board, move_generation};
+use criterion::Criterion;
+
+pub fn move_gen_benchmark(c: &mut Criterion) {
+    let board = Board::from_fen("R6R/3Q4/1Q4Q1/4Q3/2Q4Q/Q4Q2/pp1Q4/kBNN1KB1 w - - 0 1")
+        .expect("Invalid FEN");
+
+    c.bench_function("move-gen", |b| {
+        b.iter(|| {
+            let _moves = move_generation::generate_legal_moves(&board, chess::moves::MoveType::All);
+        });
+    });
+}

chess/benches/sliding_piece_moves.rs

@@ -1,14 +1,11 @@
 use chess::{attacks, bitboard_helpers::next_bit, board::Board, pieces::Piece, side::Side};
-use criterion::{Criterion, criterion_group, criterion_main};
+use criterion::Criterion;
 
 pub fn sliding_piece_benchmark(c: &mut Criterion) {
     let board = Board::from_fen("R6R/3Q4/1Q4Q1/4Q3/2Q4Q/Q4Q2/pp1Q4/kBNN1KB1 w - - 0 1").unwrap();
     let mut queen_bb = *board.piece_bitboard(Piece::Queen, Side::White);
     let next_queen = next_bit(&mut queen_bb);
-    c.bench_function("test", |b| {
+    c.bench_function("queen attacks", |b| {
         b.iter(|| attacks::queen(next_queen as u8, board.all_pieces()))
     });
 }
-
-criterion_group!(benches, sliding_piece_benchmark);
-criterion_main!(benches);

data/disservin_bench.epd

@@ -0,0 +1,6 @@
+rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1 ;D7 3195901860
+r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq - ;D5 193690690
+8/2p5/3p4/KP5r/1R3p1k/8/4P1P1/8 w - - ;D7 178633661
+r3k2r/Pppp1ppp/1b3nbN/nP6/BBP1P3/q4N2/Pp1P2PP/R2Q1RK1 w kq - 0 1 ;D6 706045033
+rnbq1k1r/pp1Pbppp/2p5/8/2B5/8/PPP1NnPP/RNBQK2R w KQ - 1 8 ;D5 89941194
+r4rk1/1pp1qppp/p1np1n2/2b1p1B1/2B1P1b1/P1NP1N2/1PP1QPPP/R4RK1 w - - 0 1 ;D5 164075551

engine-cli/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "byte-knight"
-version = "3.0.0"
+version = "4.0.0"
 edition = { workspace = true }
 authors = { workspace = true }
 license = { workspace = true }

engine/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "engine"
-version = "3.0.0"
+version = "4.0.0"
 edition = "2024"