インタビュアー: PHP 拡張の実装方法をいくつか挙げて、そのパフォーマンスを比較してください。

//Main 类
final class Zimuge
{
  public static function calcFibonacci(int i){
      if (i < 2) {
          return i;
      }
      return self::calcFibonacci(i - 1) + self::calcFibonacci(i - 2);
  }

编译安装
zephir build

package main
/*
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#include "php_ini.h"
#include "ext/standard/info.h"
static int le_go2php;
PHP_MINIT_FUNCTION(go2php)
{
    return SUCCESS;
}
PHP_MSHUTDOWN_FUNCTION(go2php)
{
    return SUCCESS;
}
PHP_RINIT_FUNCTION(go2php)
{
    return SUCCESS;
}
PHP_RSHUTDOWN_FUNCTION(go2php)
{
    return SUCCESS;
}
PHP_MINFO_FUNCTION(go2php)
{
    php_info_print_table_start();
    php_info_print_table_header(2, "go2php support", "enabled");
    php_info_print_table_end();
}
PHP_FUNCTION(go2php_print)
{
    zend_long a,b;
    ZEND_PARSE_PARAMETERS_START(1, 1)
        Z_PARAM_LONG(a)
    ZEND_PARSE_PARAMETERS_END();
    b = calcFib(a);
    RETURN_LONG(b);
}
ZEND_BEGIN_ARG_INFO(null, 0)
ZEND_END_ARG_INFO()
const zend_function_entry go2php_functions[] = {
    PHP_FE(go2php_print, null)
    PHP_FE_END
};
zend_module_entry go2php_module_entry = {
    STANDARD_MODULE_HEADER,
    "go2php",
    go2php_functions,
    PHP_MINIT(go2php),
    PHP_MSHUTDOWN(go2php),
    PHP_RINIT(go2php),
    PHP_RSHUTDOWN(go2php),
    PHP_MINFO(go2php),
    "0.1.0",
    STANDARD_MODULE_PROPERTIES
};
#ifdef COMPILE_DL_GO2PHP
ZEND_GET_MODULE(go2php)
#endif
*/
import "C"
func main() {}

package main
import "C"
//export calcFib
func calcFib(i int) int {
    if i < 2 {
        return i
    }
    return calcFib(i-1)+calcFib(i-2)
}

CGO_CFLAGS="-g \
-I`/root/download/php8/bin/php-config --include-dir` \
-I`/root/download/php8/bin/php-config --include-dir`/main \
-I`/root/download/php8/bin/php-config --include-dir`/TSRM \
-I`/root/download/php8/bin/php-config --include-dir`/Zend \
-I`/root/download/php8/bin/php-config --include-dir`/ext \
-I`/root/download/php8/bin/php-config --include-dir`/ext/date/lib \
-DHAVE_CONFIG_H" CGO_LDFLAGS="-Wl,--export-dynamic -Wl,--unresolved-symbols=ignore-all" go build -p 1 -gcflags "-l" -buildmode=c-shared -o go2php.so

ログイン後にコピー

php test.php
->执行结果取一个平均
832040
CGO: 0.059875011444092 秒
832040
zephir: 8.5679790973663 秒
832040
PHP: 0.75995492935181 秒

php -dopcache.enable_cli=1 -dopcache.jit_buffer_size=100M test.php 
->执行结果取一个平均
832040
CGO: 0.046900987625122 秒
832040
zephir: 5.5882248878479 秒
832040
PHP: 0.10621190071106 秒

[PHP Modules]
Core
ctype
curl
date
dom
FFI
fileinfo
filter
gd
go2php
hash
iconv
json
libxml
lsz
mbstring
mysqlnd
openssl
pcre
PDO
pdo_mysql
pdo_sqlite
Phar
posix
redis
Reflection
session
SimpleXML
SPL
sqlite3
standard
swoole
tokenizer
xml
xmlreader
xmlwriter
yaf
Zend OPcache
zephir_parser
zimuge
[Zend Modules]
Zend OPcache

php -v
PHP 8.1.3 (cli) (built: Feb 27 2022 19:40:08) (NTS)
Copyright (c) The PHP Group
Zend Engine v4.1.3, Copyright (c) Zend Technologies
    with Zend OPcache v8.1.3, Copyright (c), by Zend Technologies