Fixed ZEND_MAP_PTR_KIND_PTR (it is not used)

php · Aug 23, 2021 · 116fa65 · 116fa65
1 parent 476c333
commit 116fa65
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Showing 3 changed files with 20 additions and 27 deletions.
diff --git a/Zend/zend.c b/Zend/zend.c
@@ -1881,7 +1881,7 @@ ZEND_API void zend_alloc_ce_cache(zend_string *type_name)
 	/* We use the refcount to keep map_ptr of corresponding type */
 	uint32_t ret;
 	do {
-		ret = (uint32_t)(uintptr_t)zend_map_ptr_new();
+		ret = ZEND_MAP_PTR_NEW_OFFSET();
 	} while (ret <= 2);
 	GC_ADD_FLAGS(type_name, IS_STR_CLASS_NAME_MAP_PTR);
 	GC_SET_REFCOUNT(type_name, ret);

diff --git a/Zend/zend_map_ptr.h b/Zend/zend_map_ptr.h
@@ -30,11 +30,24 @@
 //# define ZEND_MAP_PTR_KIND ZEND_MAP_PTR_KIND_PTR
 //#endif
 
-#if ZEND_MAP_PTR_KIND == ZEND_MAP_PTR_KIND_PTR
-# define ZEND_MAP_PTR(ptr) \
+#define ZEND_MAP_PTR(ptr) \
 	ptr ## __ptr
-# define ZEND_MAP_PTR_DEF(type, name) \
+#define ZEND_MAP_PTR_DEF(type, name) \
 	type * ZEND_MAP_PTR(name)
+#define ZEND_MAP_PTR_OFFSET2PTR(offset) \
+	((void**)((char*)CG(map_ptr_base) + offset))
+#define ZEND_MAP_PTR_PTR2OFFSET(ptr) \
+	((void*)(((char*)(ptr)) - ((char*)CG(map_ptr_base))))
+#define ZEND_MAP_PTR_INIT(ptr, val) do { \
+		ZEND_MAP_PTR(ptr) = (val); \
+	} while (0)
+#define ZEND_MAP_PTR_NEW(ptr) do { \
+		ZEND_MAP_PTR(ptr) = zend_map_ptr_new(); \
+	} while (0)
+
+#if ZEND_MAP_PTR_KIND == ZEND_MAP_PTR_KIND_PTR
+# define ZEND_MAP_PTR_NEW_OFFSET() \
+	((uint32_t)(uintptr_t)ZEND_MAP_PTR_PTR2OFFSET(zend_map_ptr_new()))
 # define ZEND_MAP_PTR_GET(ptr) \
 	(*(ZEND_MAP_PTR(ptr)))
 # define ZEND_MAP_PTR_GET_IMM(ptr) \
@@ -44,30 +57,16 @@
 	} while (0)
 # define ZEND_MAP_PTR_SET_IMM(ptr, val) \
 	ZEND_MAP_PTR_SET(ptr, val)
-# define ZEND_MAP_PTR_INIT(ptr, val) do { \
-		ZEND_MAP_PTR(ptr) = (val); \
-	} while (0)
-# define ZEND_MAP_PTR_NEW(ptr) do { \
-		ZEND_MAP_PTR(ptr) = zend_map_ptr_new(); \
-	} while (0)
 # define ZEND_MAP_PTR_REAL_BASE(base) \
 	(base)
 # define ZEND_MAP_PTR_SET_REAL_BASE(base, ptr) do { \
 		base = (ptr); \
 	} while (0)
-# define ZEND_MAP_PTR_OFFSET2PTR(offset) \
-	((void**)((char*)CG(map_ptr_base) + offset))
 #elif ZEND_MAP_PTR_KIND == ZEND_MAP_PTR_KIND_PTR_OR_OFFSET
-# define ZEND_MAP_PTR(ptr) \
-	ptr ## __ptr
-# define ZEND_MAP_PTR_DEF(type, name) \
-	type * ZEND_MAP_PTR(name)
+# define ZEND_MAP_PTR_NEW_OFFSET() \
+	((uint32_t)(uintptr_t)zend_map_ptr_new())
 # define ZEND_MAP_PTR_IS_OFFSET(ptr) \
 	(((uintptr_t)ZEND_MAP_PTR(ptr)) & 1L)
-# define ZEND_MAP_PTR_OFFSET2PTR(offset) \
-	((void**)((char*)CG(map_ptr_base) + offset))
-# define ZEND_MAP_PTR_PTR2OFFSET(ptr) \
-	((void*)(((char*)(ptr)) - ((char*)CG(map_ptr_base))))
 # define ZEND_MAP_PTR_GET(ptr) \
 	(*(ZEND_MAP_PTR_IS_OFFSET(ptr) ? \
 		ZEND_MAP_PTR_OFFSET2PTR((uintptr_t)ZEND_MAP_PTR(ptr)) : \
@@ -85,12 +84,6 @@
 		void **__p = ZEND_MAP_PTR_OFFSET2PTR((uintptr_t)ZEND_MAP_PTR(ptr)); \
 		*__p = (val); \
 	} while (0)
-# define ZEND_MAP_PTR_INIT(ptr, val) do { \
-		ZEND_MAP_PTR(ptr) = (val); \
-	} while (0)
-# define ZEND_MAP_PTR_NEW(ptr) do { \
-		ZEND_MAP_PTR(ptr) = zend_map_ptr_new(); \
-	} while (0)
 # define ZEND_MAP_PTR_REAL_BASE(base) \
 	((void*)(((uintptr_t)(base)) + 1))
 # define ZEND_MAP_PTR_SET_REAL_BASE(base, ptr) do { \

diff --git a/ext/opcache/zend_persist.c b/ext/opcache/zend_persist.c
@@ -315,7 +315,7 @@ uint32_t zend_accel_get_class_name_map_ptr(zend_string *type_name)
 	if ((GC_FLAGS(type_name) & GC_IMMUTABLE)
 	 && (GC_FLAGS(type_name) & IS_STR_PERMANENT)) {
 		do {
-			ret = (uint32_t)(uintptr_t)zend_map_ptr_new();
+			ret = ZEND_MAP_PTR_NEW_OFFSET();
 		} while (ret <= 2);
 		GC_SET_REFCOUNT(type_name, ret);
 		GC_ADD_FLAGS(type_name, IS_STR_CLASS_NAME_MAP_PTR);