From 4b0043ae7c92507d690eb4c4eb6249550d0891ff Mon Sep 17 00:00:00 2001 From: Joost Vandevondele Date: Sat, 17 Sep 2016 13:37:11 +0200 Subject: [PATCH] Use fixed depth bench to make PGO builds more reproducible Discussed on fishcooking proposal and objdump verification: https://groups.google.com/d/msg/fishcooking/4_ausUwMXP0/EGPsMYqOFAAJ verified no significant speed difference between depth and time: https://groups.google.com/d/msg/fishcooking/4_ausUwMXP0/KazW5QZmFgAJ stockfish_time - stats: mean = 2207232.56 std = 7079.51 std/mean = 0.003207 stockfish_depth - stats: mean = 2201783.57 std = 6356.69 std/mean = 0.002887 No functional change --- src/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/Makefile b/src/Makefile index cb55c8b0..e5564eff 100644 --- a/src/Makefile +++ b/src/Makefile @@ -32,7 +32,7 @@ PREFIX = /usr/local BINDIR = $(PREFIX)/bin ### Built-in benchmark for pgo-builds -PGOBENCH = ./$(EXE) bench 16 1 1000 default time +PGOBENCH = ./$(EXE) bench ### Object files OBJS = benchmark.o bitbase.o bitboard.o endgame.o evaluate.o main.o \ -- 2.39.2