From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from [87.239.111.99] (localhost [127.0.0.1]) by dev.tarantool.org (Postfix) with ESMTP id 0421B18407F7; Fri, 2 Jan 2026 18:31:48 +0300 (MSK) DKIM-Filter: OpenDKIM Filter v2.11.0 dev.tarantool.org 0421B18407F7 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=tarantool.org; s=dev; t=1767367908; bh=0J26mDRk2RJn8iIiosy9bAqpQ20ntEnHw7DNwjVPDKE=; h=Date:To:Cc:References:In-Reply-To:Subject:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From:Reply-To:From; b=Uf3yHhXBD5xKxKcYlixyzm0N656D31VVxmmA8onLc2IY0lSz5TL3hQhxjF+vhF50y 6Y4UO2AaXfUguQNRbGYB6guWjcre+9i10wtZS7RRGWUv0Eb3vG4tyY8Oxq8FkgMgfC tunw9wU4ivYlpn5iwtnjyH3/MSJnIhBZiyxzL8aI= Received: from send241.i.mail.ru (send241.i.mail.ru [95.163.59.80]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by dev.tarantool.org (Postfix) with ESMTPS id 7747918407EB for ; Fri, 2 Jan 2026 18:31:46 +0300 (MSK) DKIM-Filter: OpenDKIM Filter v2.11.0 dev.tarantool.org 7747918407EB Received: by exim-smtp-7b4fb89df9-tpgcx with esmtpa (envelope-from ) id 1vbh7x-000000009i6-1vS8; Fri, 02 Jan 2026 18:31:45 +0300 Content-Type: multipart/alternative; boundary="------------a1uqYvDCndG00P49kmSKBS73" Message-ID: <0eb2c0b6-7c9a-4898-8541-e7f5c7477f3d@tarantool.org> Date: Fri, 2 Jan 2026 18:31:45 +0300 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Content-Language: en-US To: Sergey Kaplun Cc: tarantool-patches@dev.tarantool.org References: <71046e83d536ea203a7bfaa6e6673d0239c1d694.1766738771.git.skaplun@tarantool.org> In-Reply-To: <71046e83d536ea203a7bfaa6e6673d0239c1d694.1766738771.git.skaplun@tarantool.org> X-Mailru-Src: smtp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eAau8CL7WIMRKs4sN3D3tLDjz0dLbV79QFUyzQ2Ujvy7cMT6pYYqY16iZVKkSc3dCLJ7zSJH7+u4VD18S7Vl4ZUrpaVfd2+vE6kuoey4m4VkSEu53w8ahmwBjZKM/YPHZyZHvz5uv+WouB9+ObcCpyrx6l7KImUglyhkEat/+ysWwi0gdhEs0JGjl6ggRWTy1haxBpVdbIX1nthFXMZebaIdHP2ghjoIc/363UZI6Kf1ptIMVTZJppT4ZVHRmHadpfcBLZ0= X-Mailru-Sender: C4F68CFF4024C8867DFDF7C7F25884585D0C1C455BB3CDCFBC5A20191D90C84FC63BECA6DF1DBCBEE0908CB171B663F6645D15D82EE4B272BD6E4642A116CA93524AA66B5ACBE6721EF430B9A63E2A504198E0F3ECE9B5443453F38A29522196 X-Mras: Ok Subject: Re: [Tarantool-patches] [PATCH v2 luajit 25/41] perf: adjust recursive-fib in LuaJIT-benches X-BeenThere: tarantool-patches@dev.tarantool.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Tarantool development patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Sergey Bronnikov via Tarantool-patches Reply-To: Sergey Bronnikov Errors-To: tarantool-patches-bounces@dev.tarantool.org Sender: "Tarantool-patches" This is a multi-part message in MIME format. --------------a1uqYvDCndG00P49kmSKBS73 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Hi, Sergey, thanks for the patch! LGTM Sergey On 12/26/25 12:17, Sergey Kaplun wrote: > This patch adjusts the aforementioned test to use the benchmark > framework introduced before. The default arguments are adjusted > according to the file. The arguments to the script still > can be provided in the command line run. > --- > perf/LuaJIT-benches/recursive-fib.lua | 33 +++++++++++++++++++++++++-- > 1 file changed, 31 insertions(+), 2 deletions(-) > > diff --git a/perf/LuaJIT-benches/recursive-fib.lua b/perf/LuaJIT-benches/recursive-fib.lua > index ef9950de..8e96934a 100644 > --- a/perf/LuaJIT-benches/recursive-fib.lua > +++ b/perf/LuaJIT-benches/recursive-fib.lua > @@ -1,7 +1,36 @@ > +-- The benchmark to check the performance of recursive calls. > +-- Calculates the Fibonacci values recursively. > +-- For the details see: > +--http://mathworld.wolfram.com/FibonacciNumber.html > + > +local bench = require("bench").new(arg) > + > local function fib(n) > if n < 2 then return 1 end > return fib(n-2) + fib(n-1) > end > > -local n = tonumber(arg[1]) or 10 > -io.write(string.format("Fib(%d): %d\n", n, fib(n))) > +local n = tonumber(arg[1]) or 40 > + > +local benchmark > +benchmark = { > + name = "recursive_fib", > + checker = function(res) > + local km1, k = 1, 1 > + for i = 2, n do > + local tmp = k + km1 > + km1 = k > + k = tmp > + end > + return k == res > + end, > + payload = function() > + local res = fib(n) > + -- Number of calls. > + benchmark.items = res * 2 - 1 > + return res > + end, > +} > + > +bench:add(benchmark) > +bench:run_and_report() --------------a1uqYvDCndG00P49kmSKBS73 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: 7bit

Hi, Sergey,

thanks for the patch! LGTM

Sergey

On 12/26/25 12:17, Sergey Kaplun wrote:
This patch adjusts the aforementioned test to use the benchmark
framework introduced before. The default arguments are adjusted
according to the <PARAM_x86.txt> file. The arguments to the script still
can be provided in the command line run.
---
 perf/LuaJIT-benches/recursive-fib.lua | 33 +++++++++++++++++++++++++--
 1 file changed, 31 insertions(+), 2 deletions(-)

diff --git a/perf/LuaJIT-benches/recursive-fib.lua b/perf/LuaJIT-benches/recursive-fib.lua
index ef9950de..8e96934a 100644
--- a/perf/LuaJIT-benches/recursive-fib.lua
+++ b/perf/LuaJIT-benches/recursive-fib.lua
@@ -1,7 +1,36 @@
+-- The benchmark to check the performance of recursive calls.
+-- Calculates the Fibonacci values recursively.
+-- For the details see:
+-- http://mathworld.wolfram.com/FibonacciNumber.html
+
+local bench = require("bench").new(arg)
+
 local function fib(n)
   if n < 2 then return 1 end
   return fib(n-2) + fib(n-1)
 end
 
-local n = tonumber(arg[1]) or 10
-io.write(string.format("Fib(%d): %d\n", n, fib(n)))
+local n = tonumber(arg[1]) or 40
+
+local benchmark
+benchmark = {
+  name = "recursive_fib",
+  checker = function(res)
+    local km1, k = 1, 1
+    for i = 2, n do
+      local tmp = k + km1
+      km1 = k
+      k = tmp
+    end
+    return k == res
+  end,
+  payload = function()
+    local res = fib(n)
+    -- Number of calls.
+    benchmark.items = res * 2 - 1
+    return res
+  end,
+}
+
+bench:add(benchmark)
+bench:run_and_report()
--------------a1uqYvDCndG00P49kmSKBS73--