From 0e4a3325197fbebdec2661f3ac43b1adcb0a7429 Mon Sep 17 00:00:00 2001
From: tianfenghan <rango@swoole.com>
Date: Thu, 29 Jan 2026 20:40:20 +0800
Subject: [PATCH] =?UTF-8?q?feat(php):=20=E6=B7=BB=E5=8A=A0=E5=87=BD?=
 =?UTF-8?q?=E6=95=B0=E6=8C=87=E9=92=88=E6=98=A0=E5=B0=84=E5=8A=9F=E8=83=BD?=
 =?UTF-8?q?=E6=94=AF=E6=8C=81?=
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- 新增 FUNC_MAP 常量用于存储函数映射
- 添加 funcIndex 和 funcMap 属性用于函数索引管理
- 实现 getFuncPtr 方法获取函数指针
- 修改函数调用逻辑使用新的函数指针机制
- 在扩展模板中添加函数映射数组声明
- 添加 php_get_func 外部函数声明和实现
- 更新翻译器生成相应的外部函数声明
---
 src/Php/CompilerBase.php      | 22 +++++++++++++++++-----
 src/Php/Translator.php        |  4 ++++
 src/template/extension.cc.php | 10 ++++++++++
 3 files changed, 31 insertions(+), 5 deletions(-)

diff --git a/src/Php/CompilerBase.php b/src/Php/CompilerBase.php
index 71be343b..e0708322 100644
--- a/src/Php/CompilerBase.php
+++ b/src/Php/CompilerBase.php
@@ -54,6 +54,7 @@ class CompilerBase extends \PhpAot\Core\Translator
     public const string LITERAL_STRINGS = '_literal_strings';
 
     public const string CLASS_ENTRY_MAP = 'class_entry_map';
+    public const string FUNC_MAP = 'func_map';
 
     public const string EXPR_VARIABLE = 'Expr_Variable';
 
@@ -85,6 +86,8 @@ class CompilerBase extends \PhpAot\Core\Translator
      * @var array<string, int>
      */
     protected array $classMap = [];
+    protected int $funcIndex = 0;
+    protected array $funcMap = [];
 
     protected array $zendTypeMap = [
         'int'    => self::TYPE_INT,
@@ -668,6 +671,18 @@ class CompilerBase extends \PhpAot\Core\Translator
         return 'php_get_class_entry(' . $id . ', "' . $this->escapeString($className) . '")';
     }
 
+    protected function getFuncPtr(string $funcName): string
+    {
+        if (isset($this->funcMap[$funcName])) {
+            $id = $this->funcMap[$funcName];
+        } else {
+            $id                         = $this->funcIndex++;
+            $this->funcMap[$funcName] = $id;
+        }
+
+        return 'php_get_func(' . $id . ', "' . $this->escapeString($funcName) . '")';
+    }
+
     protected function parseFunctionDeclaration(Node\Stmt\Function_|Node\Stmt\ClassMethod $v): FunctionDef
     {
         // .stub 存根定义 C++ Native 函数，必须设置返回值类型
@@ -1777,15 +1792,11 @@ class CompilerBase extends \PhpAot\Core\Translator
             if ($nativeFn) {
                 return self::PREFIX . $nativeFn . '(' . $this->parseNativeCallArgs($expr->args, $nativeFn) . ')';
             }
-            if ($this->isInternalFunction($name)) {
-                $fn = 'php::' . $name;
-            } else {
-                $fn = '"' . $name . '"';
-            }
             $code = $this->parseFuncCallWithOptimizer($name, $expr);
             if ($code) {
                 return $code;
             }
+            $fn = $this->getFuncPtr($name);
         } else {
             $tmpVar = $this->genTmpVarName();
             $this->addLocalVar($tmpVar, self::TYPE_VAR);
@@ -1794,6 +1805,7 @@ class CompilerBase extends \PhpAot\Core\Translator
             $name                    = '';
         }
         $call = $silent ? 'php::silentCall' : 'php::call';
+
         if (empty($expr->args)) {
             return $call . '(' . $fn . ')';
         }
diff --git a/src/Php/Translator.php b/src/Php/Translator.php
index 69aff2fc..d4cbb09c 100644
--- a/src/Php/Translator.php
+++ b/src/Php/Translator.php
@@ -210,6 +210,9 @@ class Translator extends Preprocessor
         $classEntryCount = count($this->classMap);
         $lines[]         = 'extern zend_class_entry *' . self::PREFIX . self::CLASS_ENTRY_MAP . '[' . $classEntryCount . '];' . PHP_EOL;
 
+        $funcCount = count($this->funcMap);
+        $lines[]         = 'extern zend_function *' . self::PREFIX . self::FUNC_MAP . '[' . $funcCount . '];' . PHP_EOL;
+
         $code = implode(PHP_EOL, $lines) . PHP_EOL . PHP_EOL;
         $this->writeFile($file, $code);
     }
@@ -301,6 +304,7 @@ class Translator extends Preprocessor
         }
 
         $code .= 'extern zend_class_entry *php_get_class_entry(int class_id, const char *class_name);' . PHP_EOL;
+        $code .= 'extern zend_function *php_get_func(int func_id, const char *func_name);' . PHP_EOL;
 
         $this->writeFile($file, $code);
     }
diff --git a/src/template/extension.cc.php b/src/template/extension.cc.php
index da872bf9..4b6a406e 100644
--- a/src/template/extension.cc.php
+++ b/src/template/extension.cc.php
@@ -24,6 +24,9 @@ zend_class_entry * <?= $ce ?>;
 // class entry
 zend_class_entry *<?= Translator::PREFIX . Translator::CLASS_ENTRY_MAP . '[' . count($this->classMap) . ']' ?>;
 
+// func
+zend_function *<?= Translator::PREFIX . Translator::FUNC_MAP . '[' . count($this->funcMap) . ']' ?>;
+
 zend_class_entry *php_get_class_entry(int class_id, const char *class_name) {
     if (UNEXPECTED(<?= Translator::PREFIX . Translator::CLASS_ENTRY_MAP ?>[class_id] == nullptr)) {
         <?= Translator::PREFIX . Translator::CLASS_ENTRY_MAP ?>[class_id] = php::getClassEntrySafe(class_name);
@@ -31,6 +34,13 @@ zend_class_entry *php_get_class_entry(int class_id, const char *class_name) {
     return <?= Translator::PREFIX . Translator::CLASS_ENTRY_MAP ?>[class_id];
 }
 
+zend_function *php_get_func(int func_id, const char *func_name) {
+    if (UNEXPECTED(<?= Translator::PREFIX . Translator::FUNC_MAP ?>[func_id] == nullptr)) {
+        <?= Translator::PREFIX . Translator::FUNC_MAP ?>[func_id] = php::getFunction(func_name);
+    }
+    return <?= Translator::PREFIX . Translator::FUNC_MAP ?>[func_id];
+}
+
 // literal strings
 php::Var <?=Translator::LITERAL_STRINGS?>[] = {
 <?php