refactor(php): 优化对象属性获取逻辑并添加性能测试

- 替换直接访问 objectProps 数组为 getObjectPropInfoByVar 方法
- 添加 registerObjectPropVar 和 registerHoistedObjectPropVar 辅助方法
- 移除重复的数组键检查逻辑，简化代码流程
- 新增性能基准测试文件用于测量不同调用方式的性能差异
- 添加实例和静态属性获取目标类以改进解析器结构

perf/code.php

@@ -0,0 +1,177 @@
+<?php
+use native_types;
+
+const N = 1000_0000;
+const ROUNDS = 5;
+
+final class NativeCallTarget
+{
+    public function hit(int $i): int
+    {
+        return $i + 1;
+    }
+}
+
+final class DynamicCallTarget
+{
+    public function hit(int $i): int
+    {
+        return $i + 1;
+    }
+}
+
+final class EmptyObject
+{
+}
+
+final class TemporaryCallTarget
+{
+    public function hit(int $i): int
+    {
+        return $i + 1;
+    }
+}
+
+function baseline_loop(int $n): int
+{
+    $sum = 0;
+    for ($i = 0; $i < $n; ++$i) {
+        $sum += $i + 1;
+    }
+    return $sum;
+}
+
+function native_method_call(int $n): int
+{
+    $obj = new NativeCallTarget();
+    $sum = 0;
+    for ($i = 0; $i < $n; ++$i) {
+        $sum += $obj->hit($i);
+    }
+    return $sum;
+}
+
+function dynamic_method_call(int $n): int
+{
+    global $dynamicObject;
+
+    $sum = 0;
+    for ($i = 0; $i < $n; ++$i) {
+        $sum += $dynamicObject->hit($i);
+    }
+    return $sum;
+}
+
+function new_object_only(int $n): int
+{
+    $sum = 0;
+    for ($i = 0; $i < $n; ++$i) {
+        $obj = new EmptyObject();
+        $sum += $obj instanceof EmptyObject ? 1 : 0;
+    }
+    return $sum;
+}
+
+function temporary_new_and_call(int $n): int
+{
+    $sum = 0;
+    for ($i = 0; $i < $n; ++$i) {
+        $sum += (new TemporaryCallTarget())->hit($i);
+    }
+    return $sum;
+}
+
+function empty_new_baseline(int $n): int
+{
+    $sum = 0;
+    for ($i = 0; $i < $n; ++$i) {
+        $sum += 1;
+    }
+    return $sum;
+}
+
+function elapsed_ns(string $case, int $n): array
+{
+    $start = hrtime(true);
+    if ($case === 'baseline') {
+        $result = baseline_loop($n);
+    } elseif ($case === 'native') {
+        $result = native_method_call($n);
+    } elseif ($case === 'dynamic') {
+        $result = dynamic_method_call($n);
+    } elseif ($case === 'empty-new') {
+        $result = empty_new_baseline($n);
+    } elseif ($case === 'new') {
+        $result = new_object_only($n);
+    } elseif ($case === 'temporary') {
+        $result = temporary_new_and_call($n);
+    } else {
+        throw new RuntimeException("unknown benchmark case: " . $case);
+    }
+    return [hrtime(true) - $start, $result];
+}
+
+function measure_min(string $case, int $n, int $rounds): array
+{
+    $bestNs = 0;
+    $bestResult = 0;
+
+    for ($i = 0; $i < $rounds; ++$i) {
+        [$ns, $result] = elapsed_ns($case, $n);
+        if ($i === 0 || $ns < $bestNs) {
+            $bestNs = $ns;
+            $bestResult = $result;
+        }
+    }
+
+    return [$bestNs, $bestResult];
+}
+
+function report(string $name, int $ns, int $n, int $baselineNs = 0): void
+{
+    $adjusted = max(0, $ns - $baselineNs);
+    printf(
+        "%-20s raw=%0.6fs adjusted=%0.6fs ns/op=%0.2f\n",
+        $name,
+        $ns / 1000000000.0,
+        $adjusted / 1000000000.0,
+        $adjusted / (float) $n,
+    );
+}
+
+function main(): void
+{
+    global $dynamicObject;
+
+    $n = N;
+    $dynamicObject = new DynamicCallTarget();
+
+    baseline_loop(1000);
+    native_method_call(1000);
+    dynamic_method_call(1000);
+    new_object_only(1000);
+    temporary_new_and_call(1000);
+
+    [$baseline, $baselineResult] = measure_min('baseline', $n, ROUNDS);
+    [$native, $nativeResult] = measure_min('native', $n, ROUNDS);
+    [$dynamic, $dynamicResult] = measure_min('dynamic', $n, ROUNDS);
+    [$emptyNew, $emptyNewResult] = measure_min('empty-new', $n, ROUNDS);
+    [$newObject, $newResult] = measure_min('new', $n, ROUNDS);
+    [$temporary, $temporaryResult] = measure_min('temporary', $n, ROUNDS);
+
+    printf("n=%d rounds=%d\n", $n, ROUNDS);
+    report('baseline loop', $baseline, $n);
+    report('native call', $native, $n, $baseline);
+    report('dynamic call', $dynamic, $n, $baseline);
+    report('newObject', $newObject, $n, $emptyNew);
+    report('newObject + call', $temporary, $n, $baseline);
+
+    printf(
+        "checksums: baseline=%d native=%d dynamic=%d new=%d temporary=%d\n",
+        $baselineResult,
+        $nativeResult,
+        $dynamicResult,
+        $newResult + $emptyNewResult,
+        $temporaryResult,
+    );
+}

src/Php/CompilerBase.php

@@ -1063,6 +1063,29 @@ class CompilerBase extends \PhpAot\Core\Translator implements PropertyAccessCont
         return $this->context->objectProps[$this->getObjectPropVarName($object, $prop)];
     }
 
+    protected function getObjectPropInfoByVar(string $var): ?array
+    {
+        return $this->context->objectProps[$var] ?? null;
+    }
+
+    protected function registerObjectPropVar(string $var, array $info): void
+    {
+        if (isset($this->context->objectProps[$var])) {
+            return;
+        }
+        $this->context->objectProps[$var] = $info;
+    }
+
+    protected function registerHoistedObjectPropVar(string $var, string $type, string $getter): void
+    {
+        $info = $this->getHoistedObjectPropInfo($type);
+        $this->registerObjectPropVar($var, [
+            'type' => $info['type'],
+            'getter' => $getter,
+            'kind' => $info['kind'],
+        ]);
+    }
+
     protected function getNativeName(string $fn, string $ns = '', string $class = ''): string
     {
         $names = [];
@@ -2420,8 +2443,10 @@ class CompilerBase extends \PhpAot\Core\Translator implements PropertyAccessCont
                         $this->parsePropertyFetch($expr);
                         $propVar = $this->getNativePropertyVar($expr);
                         if ($propVar !== null) {
-                            $info = $this->context->objectProps[$propVar];
+                            $info = $this->getObjectPropInfoByVar($propVar);
-                            return $info['type'];
+                            if ($info !== null) {
+                                return $info['type'];
+                            }
                         }
                     }
                 }
@@ -4942,14 +4967,7 @@ class CompilerBase extends \PhpAot\Core\Translator implements PropertyAccessCont
             if (!$this->canHoistObjectProp($objectVar, $propName)) {
                 return null;
             }
-            if (!$this->hasObjectPropVar($propVar)) {
+            $this->registerHoistedObjectPropVar($propVar, $def->type, $getter);
-                $info = $this->getHoistedObjectPropInfo($def->type);
-                $this->context->objectProps[$propVar] = [
-                    'type' => $info['type'],
-                    'getter' => $getter,
-                    'kind' => $info['kind'],
-                ];
-            }
             $this->setNativePropertyVar($expr, $propVar);
             $this->setNativePropertyValueSource($expr, self::NATIVE_PROPERTY_VALUE_VAR);
             return $propVar;

src/Php/Parser/BinaryOpTrait.php

@@ -206,8 +206,9 @@ trait BinaryOpTrait
         if ($expr instanceof Expr\PropertyFetch) {
             $nativePropertyVar = $this->getNativePropertyVar($expr);
             if ($nativePropertyVar !== null && $nativePropertyVar === $value) {
-                if (isset($this->context->objectProps[$nativePropertyVar])) {
+                $info = $this->getObjectPropInfoByVar($nativePropertyVar);
-                    return $this->context->objectProps[$nativePropertyVar]['type'];
+                if ($info !== null) {
+                    return $info['type'];
                 }
                 $def = $this->getNativePropertyDef($expr);
                 if ($def && $this->isNativePropertyTypedValue($expr)) {

src/Php/Resolver/InstancePropertyFetchTarget.php

@@ -0,0 +1,18 @@
+<?php
+/**
+ * This file is part of Swoole-Compiler(AOT).
+ *
+ * @link     https://www.swoole.com/
+ * @contact  service@swoole.com
+ */
+
+namespace PhpAot\Php\Resolver;
+
+final readonly class InstancePropertyFetchTarget
+{
+    public function __construct(
+        public string $property,
+        public string $class,
+    ) {
+    }
+}

src/Php/Resolver/StaticPropertyFetchTarget.php

@@ -0,0 +1,24 @@
+<?php
+/**
+ * This file is part of Swoole-Compiler(AOT).
+ *
+ * @link     https://www.swoole.com/
+ * @contact  service@swoole.com
+ */
+
+namespace PhpAot\Php\Resolver;
+
+final readonly class StaticPropertyFetchTarget
+{
+    public function __construct(
+        public string $property,
+        public ?string $class,
+        public ?string $dynamicExpression,
+    ) {
+    }
+
+    public function isDynamic(): bool
+    {
+        return $this->dynamicExpression !== null;
+    }
+}