commit 37c4b1db9929a6a622fe2f61ad45031c398f7dbf
Author: zawz <zawz@zawz.net>
Date:   Wed Jul 24 14:02:49 2024 +0200

    Initial commit

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..944032e
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,4 @@
+/build
+/fib.build
+/bin
+/tmp
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..08a61f5
--- /dev/null
+++ b/README.md
@@ -0,0 +1,7 @@
+
+
+Usage: `./perftest.sh [files...] [-- N [args...]]`
+
+Example:
+- all: `./perftest.sh -- 10 40`
+- only fib.rs: `./perftest.sh fib.rs -- 10 40`
diff --git a/fib.c b/fib.c
new file mode 100644
index 0000000..cc38be7
--- /dev/null
+++ b/fib.c
@@ -0,0 +1,15 @@
+#include <stdlib.h>
+#include <stdio.h>
+
+long int fib(long int n) {
+  if (n<=1) {
+    return n;
+  } else {
+    return fib(n-1) + fib(n-2);
+  }
+}
+
+int main(int arg, char** argv) {
+  printf("%ld\n", fib(atol(argv[1])));
+  return 0;
+}
diff --git a/fib.cs b/fib.cs
new file mode 100644
index 0000000..6a89962
--- /dev/null
+++ b/fib.cs
@@ -0,0 +1,16 @@
+using System;
+class HelloWorld {
+
+  static long fib(long n) {
+    if (n<=1) {
+        return n;
+    } else {
+        return fib(n-1) + fib(n-2);
+    }
+  }
+
+  static void Main(string[] args) {
+    Console.WriteLine(fib(Int64.Parse(args[0])));
+  }
+
+}
\ No newline at end of file
diff --git a/fib.go b/fib.go
new file mode 100644
index 0000000..d60df55
--- /dev/null
+++ b/fib.go
@@ -0,0 +1,20 @@
+package main
+
+import (
+        "os"
+        "strconv"
+        "fmt"
+)
+
+func fib(n int) int {
+        if n <= 1 {
+                return n
+        } else {
+                return fib(n-1) + fib(n-2)
+        }
+}
+
+func main() {
+        n,_ := strconv.Atoi(os.Args[1])
+        fmt.Printf("%d\n", fib(n))
+}
diff --git a/fib.hs b/fib.hs
new file mode 100644
index 0000000..3a4d346
--- /dev/null
+++ b/fib.hs
@@ -0,0 +1,16 @@
+import System.Environment
+import Data.List
+import Text.Printf
+
+fib :: Int -> Int
+fib 0 = 0
+fib 1 = 1
+fib n = fib (n-1) + fib (n-2)
+
+main :: IO ()
+main = do
+  args <- getArgs
+  case args of
+    [aInteger] | [(n,_)] <- reads aInteger ->
+      printf "%d\n" (fib n)
+
diff --git a/fib.java b/fib.java
new file mode 100644
index 0000000..3fff61c
--- /dev/null
+++ b/fib.java
@@ -0,0 +1,15 @@
+class Fib {
+
+  public static int fib(int n) {
+    if (n <= 1) {
+      return n;
+    } else {
+      return fib(n-1) + fib(n-2);
+    }
+  }
+  
+  public static void main(String[] args) {
+    System.out.printf("%d\n", fib(Integer.parseInt(args[0])));
+  }
+
+}
diff --git a/fib.js b/fib.js
new file mode 100644
index 0000000..0667792
--- /dev/null
+++ b/fib.js
@@ -0,0 +1,11 @@
+
+function fib(n) {
+    if (n <= 1) {
+        return n
+    } else {
+        return fib(n-1) + fib(n-2)
+    }
+}
+
+console.log(fib(Number(process.argv[2])))
+
diff --git a/fib.lua b/fib.lua
new file mode 100644
index 0000000..047e5b9
--- /dev/null
+++ b/fib.lua
@@ -0,0 +1,9 @@
+function fib (n)
+  if n <= 1 then
+    return n
+  else
+    return fib(n-1) + fib(n-2)
+  end
+end
+
+print( fib(tonumber(arg[1])) )
diff --git a/fib.php b/fib.php
new file mode 100644
index 0000000..8d8eb01
--- /dev/null
+++ b/fib.php
@@ -0,0 +1,13 @@
+<?php
+
+function fib($n): int {
+  if($n<=1) {
+    return $n;
+  } else {
+    return fib($n-1) + fib($n-2);
+  }
+}
+
+echo fib(intval($argv[1]))."\n";
+
+?>
diff --git a/fib.py b/fib.py
new file mode 100644
index 0000000..dfb0a1f
--- /dev/null
+++ b/fib.py
@@ -0,0 +1,12 @@
+#!/usr/bin/env python3
+
+import sys
+
+def fib(n: int) -> int:
+    if n <= 1:
+        return n
+    else:
+        return fib(n-1) + fib(n-2)
+
+if __name__ == '__main__':
+    print(fib(int(sys.argv[1])))
diff --git a/fib.rb b/fib.rb
new file mode 100644
index 0000000..72dc2df
--- /dev/null
+++ b/fib.rb
@@ -0,0 +1,12 @@
+
+
+def fib(n)
+  if (n <= 1)
+    return n
+  else
+    return fib(n-1) + fib(n-2)
+  end
+end
+
+ans = fib(ARGV[0].to_i)
+puts "#{ans}"
diff --git a/fib.rs b/fib.rs
new file mode 100644
index 0000000..de0a004
--- /dev/null
+++ b/fib.rs
@@ -0,0 +1,14 @@
+use std::env;
+
+fn fib(n: u64) -> u64{
+    if n <= 1 {
+        n
+    } else {
+        fib(n-1) + fib(n-2)
+    }
+}
+
+fn main() {
+    let args: Vec<String> = env::args().collect();
+    println!("{}", fib(args[1].parse().unwrap()));
+}
diff --git a/perftest.sh b/perftest.sh
new file mode 100755
index 0000000..440c52a
--- /dev/null
+++ b/perftest.sh
@@ -0,0 +1,242 @@
+#!/bin/bash
+
+[ "$DEBUG" = true ] && set -x
+
+trap 'exit 1' SIGINT
+
+mkdir -p bin
+
+build() {
+    local file=$1 ext= dst=
+    shift
+    ext=${file##*.}
+    dst=bin/${file%.*}-$ext
+    "$@" "$dst" "$file" >/dev/null
+    echo "$dst"
+}
+
+build_wasm() {
+    local file=$1 ext= dst=
+    shift
+    ext=${file##*.}
+    dst=bin/${file%.*}-$ext.wasm
+    "$@" "$dst" "$file" >/dev/null
+    echo wasmtime "$dst"
+}
+
+build_c() {
+    build "$1" gcc -O2 -o
+}
+
+build_c_clang() {
+    build "$1" clang -O2 -o
+}
+
+build_c_wasm() {
+    build_wasm "$1" emcc -O2 -o
+}
+
+build_cpp() {
+    build "$1" g++ -O2 -o
+}
+
+build_cpp_clang() {
+    build "$1" clang++ -O2 -o
+}
+
+build_rs() {
+    build "$1" rustc -O -o
+}
+
+build_rs_wasm() {
+    build_wasm "$1" rustc --target wasm32-wasi -O -o
+}
+
+build_hs() {
+    build "$1" ghc -O -o
+    rm -f ${1%.*}.{o,hi}
+}
+
+build_go() {
+    build "$1" go build -ldflags "-s -w" -o
+}
+
+build_cs_mono() {
+    local file=$1 ext= dst=
+    shift
+    ext=${file##*.}
+    dst=bin/${file%.*}-$ext
+    mcs -out:"$dst" "$file" >/dev/null
+    echo "mono $dst"
+}
+
+build_cs_dotnet() {
+    local file=$1 ext= dst=
+    shift
+    ext=${file##*.}
+    basename=${file%.*}
+    dst=bin/${file%.*}-$ext
+    tmppath=${TMPDIR-/tmp}/perftest_dotnetbuild/$basename
+    mkdir -p "$tmppath"
+    (
+        cd "$tmppath"
+        dotnet new console >/dev/null
+    )
+    cp "$file" "$tmppath"/Program.cs
+    (
+        cd "$tmppath"
+        dotnet publish -c Release -p:PublishSingleFile=true -p:PublishTrimmed=true --self-contained=true >/dev/null
+    )
+    cp "$tmppath"/bin/Release/*/*/publish/fib "$dst"
+    rm -rf /tmp/perftest_dotnetbuild/
+    echo "$dst"
+}
+
+unset _JAVA_OPTIONS
+build_java() {
+    local file=$1
+    shift
+    rm -rf build/java
+    mkdir -p build/java
+    javac -d build/java "$file" >/dev/null
+    class=$(echo build/java/*)
+    class=${class##*/}
+    class=${class%.*}
+    echo java -cp build/java "$class" "$@"
+}
+
+# $@ = cmd
+_time() {
+    /bin/time -f "%e" "$@" 2>&1 >/dev/null
+}
+
+# $1 = N , $@ = cmd
+measure() {
+    local N=$1
+    shift
+    for I in $(seq 1 $N) ; do
+        _time "$@"
+    done | paste -sd+ | bc
+}
+
+# $1 = file , $2 = cmd , $@ = args
+run_wrap() {
+    local file=$1 cmd=$2
+    shift 2
+    echo $cmd "$file" "$@"
+}
+
+# $1 = file , $2 = build fct , $@ = args
+build_wrap() {
+    local file=$1 fct=$2
+    shift 2
+    dst=$("$fct" "$file")
+    echo "$dst $@"
+}
+
+# $1 = N , $2 = file , $3 = fct , $@ = args
+test_wrap() {
+    local N=$1 file=$2 fct=$3
+    shift 3
+    measured=$(measure "$N" $("$fct" "$file" "$@"))
+    echo "${file#./} $EXTRA_PRINT: $measured s"
+}
+
+bincheck() {
+    for I
+    do
+        which "$I" &>/dev/null || return $?
+    done
+}
+
+# $@ = keywords
+skip() {
+    stat=0
+    if [ -n "$ONLY" ] ; then
+        only=1
+    fi
+    for word
+    do
+        if [ -n "$ONLY" ] && grep -qw "$word" <<< "$ONLY"; then
+            only=0
+        fi
+        grep -qw "$word" <<< "$SKIP" && stat=$((stat+1))
+    done
+    return $((stat+only))
+}
+
+files=""
+while [ $# -gt 1 ] ; do
+    if [ "$1" = "--" ] ; then
+        shift
+        break
+    fi
+    files="$files
+$1"
+    shift
+done
+
+if [ -z "$files" ] ; then
+    files=$(find -maxdepth 1 -type f | sort)
+fi
+
+N=10
+if [ $# -gt 0 ] ; then
+    N=$1
+    shift
+fi
+
+echo "$files" | while read -r file ; do
+    ext=${file##*.}
+    case $ext in
+        c)
+            bincheck gcc && EXTRA_PRINT="(gcc)" test_wrap "$N" "$file" build_wrap build_c "$@"
+            bincheck clang && EXTRA_PRINT="(clang)" test_wrap "$N" "$file" build_wrap build_c_clang "$@"
+            bincheck emcc wasmtime &&
+                EXTRA_PRINT="(wasm)" test_wrap "$N" "$file" build_wrap build_c_wasm "$@"
+            ;;
+        cs)
+            bincheck mcs mono && EXTRA_PRINT="(mono)" test_wrap "$N" "$file" build_wrap build_cs_mono "$@"
+            bincheck dotnet && EXTRA_PRINT="(dotnet)" test_wrap "$N" "$file" build_wrap build_cs_dotnet "$@"
+            ;;
+        cpp)
+            bincheck g++ && EXTRA_PRINT="(g++)" test_wrap "$N" "$file" build_wrap build_cpp "$@"
+            bincheck clang++ && EXTRA_PRINT="(clang++)" test_wrap "$N" "$file" build_wrap build_cpp_clang "$@"
+            ;;
+        go)
+            bincheck go && test_wrap "$N" "$file" build_wrap build_go "$@"
+            ;;
+        hs)
+            bincheck ghc && test_wrap "$N" "$file" build_wrap build_hs "$@"
+            ;;
+        java)
+            bincheck javac && test_wrap "$N" "$file" build_java "$@"
+            ;;
+        js)
+            bincheck node && test_wrap "$N" "$file" run_wrap "node" "$@"
+            bincheck bun && EXTRA_PRINT="(bun)" test_wrap "$N" "$file" run_wrap "bun" "$@"
+        ;;
+        lua) 
+            bincheck lua && test_wrap "$N" "$file" run_wrap "lua" "$@"
+            bincheck luajit && EXTRA_PRINT="(jit)" test_wrap "$N" "$file" run_wrap "luajit" "$@"
+        ;;
+        php)
+            bincheck php && test_wrap "$N" "$file" run_wrap "php -f" "$@"
+        ;;
+        py)
+            bincheck python && test_wrap "$N" "$file" run_wrap "python" "$@"
+            bincheck pypy && EXTRA_PRINT="(pypy)" test_wrap "$N" "$file" run_wrap "pypy" "$@"
+        ;;
+        rb)
+            bincheck ruby && RUBYPICK=_mri_ test_wrap "$N" "$file" run_wrap "ruby" "$@"
+            ;;
+        rs)
+            bincheck rustc && test_wrap "$N" "$file" build_wrap build_rs "$@"
+            bincheck rustc wasmtime && rustc --print target-list | grep -q '^wasm32-wasi$' &&
+                EXTRA_PRINT="(wasm)" test_wrap "$N" "$file" build_wrap build_rs_wasm "$@"
+            ;;
+        wasm)
+            bincheck wasmtime && test_wrap "$N" "$file" run_wrap "wasmtime" "$@"
+            ;;
+    esac
+done