/* +----------------------------------------------------------------------+ | Zend Engine | +----------------------------------------------------------------------+ | Copyright (c) 1998-2014 Zend Technologies Ltd. (http://www.zend.com) | +----------------------------------------------------------------------+ | This source file is subject to version 2.00 of the Zend license, | | that is bundled with this package in the file LICENSE, and is | | available through the world-wide-web at the following url: | | http://www.zend.com/license/2_00.txt. | | If you did not receive a copy of the Zend license and are unable to | | obtain it through the world-wide-web, please send a note to | | license@zend.com so we can mail you a copy immediately. | +----------------------------------------------------------------------+ | Authors: Andi Gutmans | | Zeev Suraski | +----------------------------------------------------------------------+ */ /* $Id$ */ #ifndef ZEND_COMPILE_H #define ZEND_COMPILE_H #include "zend.h" #include "zend_ast.h" #ifdef HAVE_STDARG_H # include #endif #include "zend_llist.h" #define DEBUG_ZEND 0 #define FREE_PNODE(znode) zval_dtor(&znode->u.constant); #define SET_UNUSED(op) op ## _type = IS_UNUSED #define INC_BPC(op_array) if (op_array->fn_flags & ZEND_ACC_INTERACTIVE) { (CG(context).backpatch_count++); } #define DEC_BPC(op_array) if (op_array->fn_flags & ZEND_ACC_INTERACTIVE) { (CG(context).backpatch_count--); } #define HANDLE_INTERACTIVE() if (CG(active_op_array)->fn_flags & ZEND_ACC_INTERACTIVE) { execute_new_code(TSRMLS_C); } #define RESET_DOC_COMMENT() do { \ if (CG(doc_comment)) { \ STR_RELEASE(CG(doc_comment)); \ CG(doc_comment) = NULL; \ } \ } while (0) typedef struct _zend_op_array zend_op_array; typedef struct _zend_op zend_op; typedef struct _zend_compiler_context { zend_uint opcodes_size; int vars_size; int literals_size; int current_brk_cont; int backpatch_count; int in_finally; HashTable *labels; } zend_compiler_context; typedef union _znode_op { zend_uint constant; zend_uint var; zend_uint num; zend_ulong hash; zend_uint opline_num; /* Needs to be signed */ zend_op *jmp_addr; zval *zv; void *ptr; /* Used for passing pointers from the compile to execution phase, currently used for traits */ } znode_op; typedef struct _znode { /* used only during compilation */ int op_type; union { znode_op op; zval constant; /* replaced by literal/zv */ zend_op_array *op_array; zend_ast *ast; } u; zend_uint EA; /* extended attributes */ } znode; /* Temporarily defined here, to avoid header ordering issues */ typedef struct _zend_ast_znode { zend_ast_kind kind; zend_ast_attr attr; zend_uint lineno; znode node; } zend_ast_znode; ZEND_API zend_ast *zend_ast_create_znode(znode *node); static inline znode *zend_ast_get_znode(zend_ast *ast) { return &((zend_ast_znode *) ast)->node; } typedef union _zend_parser_stack_elem { zend_ast *ast; zend_ast_list *list; zend_string *str; zend_ulong num; } zend_parser_stack_elem; void zend_ensure_writable_variable(const zend_ast *ast); void zend_compile_top_stmt(zend_ast *ast TSRMLS_DC); void zend_compile_stmt(zend_ast *ast TSRMLS_DC); void zend_compile_expr(znode *node, zend_ast *ast TSRMLS_DC); int zend_compile_expr_maybe_ct(znode *node, zend_ast *ast, zend_bool ct_required TSRMLS_DC); void zend_compile_var(znode *node, zend_ast *ast, int type TSRMLS_DC); void zend_eval_const_expr(zend_ast **ast_ptr TSRMLS_DC); typedef struct _zend_execute_data zend_execute_data; #define ZEND_OPCODE_HANDLER_ARGS zend_execute_data *execute_data TSRMLS_DC #define ZEND_OPCODE_HANDLER_ARGS_PASSTHRU execute_data TSRMLS_CC typedef int (*user_opcode_handler_t) (ZEND_OPCODE_HANDLER_ARGS); typedef int (ZEND_FASTCALL *opcode_handler_t) (ZEND_OPCODE_HANDLER_ARGS); extern ZEND_API opcode_handler_t *zend_opcode_handlers; struct _zend_op { opcode_handler_t handler; znode_op op1; znode_op op2; znode_op result; ulong extended_value; uint lineno; zend_uchar opcode; zend_uchar op1_type; zend_uchar op2_type; zend_uchar result_type; }; typedef struct _zend_brk_cont_element { int start; int cont; int brk; int parent; } zend_brk_cont_element; typedef struct _zend_label { int brk_cont; zend_uint opline_num; } zend_label; typedef struct _zend_try_catch_element { zend_uint try_op; zend_uint catch_op; /* ketchup! */ zend_uint finally_op; zend_uint finally_end; } zend_try_catch_element; #if SIZEOF_LONG == 8 #define THIS_HASHVAL 6385726429UL #else #define THIS_HASHVAL 2090759133UL #endif /* method flags (types) */ #define ZEND_ACC_STATIC 0x01 #define ZEND_ACC_ABSTRACT 0x02 #define ZEND_ACC_FINAL 0x04 #define ZEND_ACC_IMPLEMENTED_ABSTRACT 0x08 /* class flags (types) */ /* ZEND_ACC_IMPLICIT_ABSTRACT_CLASS is used for abstract classes (since it is set by any abstract method even interfaces MAY have it set, too). */ /* ZEND_ACC_EXPLICIT_ABSTRACT_CLASS denotes that a class was explicitly defined as abstract by using the keyword. */ #define ZEND_ACC_IMPLICIT_ABSTRACT_CLASS 0x10 #define ZEND_ACC_EXPLICIT_ABSTRACT_CLASS 0x20 #define ZEND_ACC_FINAL_CLASS 0x40 #define ZEND_ACC_INTERFACE 0x80 #define ZEND_ACC_TRAIT 0x120 /* op_array flags */ #define ZEND_ACC_INTERACTIVE 0x10 /* method flags (visibility) */ /* The order of those must be kept - public < protected < private */ #define ZEND_ACC_PUBLIC 0x100 #define ZEND_ACC_PROTECTED 0x200 #define ZEND_ACC_PRIVATE 0x400 #define ZEND_ACC_PPP_MASK (ZEND_ACC_PUBLIC | ZEND_ACC_PROTECTED | ZEND_ACC_PRIVATE) #define ZEND_ACC_CHANGED 0x800 #define ZEND_ACC_IMPLICIT_PUBLIC 0x1000 /* method flags (special method detection) */ #define ZEND_ACC_CTOR 0x2000 #define ZEND_ACC_DTOR 0x4000 #define ZEND_ACC_CLONE 0x8000 /* method flag (bc only), any method that has this flag can be used statically and non statically. */ #define ZEND_ACC_ALLOW_STATIC 0x10000 /* shadow of parent's private method/property */ #define ZEND_ACC_SHADOW 0x20000 /* deprecation flag */ #define ZEND_ACC_DEPRECATED 0x40000 /* class implement interface(s) flag */ #define ZEND_ACC_IMPLEMENT_INTERFACES 0x80000 #define ZEND_ACC_IMPLEMENT_TRAITS 0x400000 /* class constants updated */ #define ZEND_ACC_CONSTANTS_UPDATED 0x100000 /* user class has methods with static variables */ #define ZEND_HAS_STATIC_IN_METHODS 0x800000 #define ZEND_ACC_CLOSURE 0x100000 #define ZEND_ACC_GENERATOR 0x800000 /* function flag for internal user call handlers __call, __callstatic */ #define ZEND_ACC_CALL_VIA_HANDLER 0x200000 /* disable inline caching */ #define ZEND_ACC_NEVER_CACHE 0x400000 #define ZEND_ACC_VARIADIC 0x1000000 #define ZEND_ACC_RETURN_REFERENCE 0x4000000 #define ZEND_ACC_DONE_PASS_TWO 0x8000000 /* function has arguments with type hinting */ #define ZEND_ACC_HAS_TYPE_HINTS 0x10000000 #define ZEND_CE_IS_TRAIT(ce) (((ce)->ce_flags & ZEND_ACC_TRAIT) == ZEND_ACC_TRAIT) char *zend_visibility_string(zend_uint fn_flags); typedef struct _zend_property_info { zend_uint flags; zend_string *name; ulong h; int offset; zend_string *doc_comment; zend_class_entry *ce; } zend_property_info; typedef struct _zend_arg_info { const char *name; // TODO: convert into zend_string ??? zend_uint name_len; const char *class_name; // TODO: convert into zend_string ??? zend_uint class_name_len; zend_uchar type_hint; zend_uchar pass_by_reference; zend_bool allow_null; zend_bool is_variadic; } zend_arg_info; /* the following structure repeats the layout of zend_arg_info, * but its fields have different meaning. It's used as the first element of * arg_info array to define properties of internal functions. */ typedef struct _zend_internal_function_info { const char *_name; zend_uint _name_len; const char *_class_name; zend_uint required_num_args; zend_uchar _type_hint; zend_bool return_reference; zend_bool _allow_null; zend_bool _is_variadic; } zend_internal_function_info; struct _zend_op_array { /* Common elements */ zend_uchar type; zend_string *function_name; zend_class_entry *scope; zend_uint fn_flags; zend_function *prototype; zend_uint num_args; zend_uint required_num_args; zend_arg_info *arg_info; /* END of common elements */ zend_uint *refcount; zend_op *opcodes; zend_uint last; zend_string **vars; int last_var; zend_uint T; zend_brk_cont_element *brk_cont_array; int last_brk_cont; zend_try_catch_element *try_catch_array; int last_try_catch; zend_bool has_finally_block; /* static variables support */ HashTable *static_variables; zend_uint this_var; zend_string *filename; zend_uint line_start; zend_uint line_end; zend_string *doc_comment; zend_uint early_binding; /* the linked list of delayed declarations */ zval *literals; int last_literal; void **run_time_cache; int last_cache_slot; void *reserved[ZEND_MAX_RESERVED_RESOURCES]; }; #define ZEND_RETURN_VALUE 0 #define ZEND_RETURN_REFERENCE 1 typedef struct _zend_internal_function { /* Common elements */ zend_uchar type; zend_string* function_name; zend_class_entry *scope; zend_uint fn_flags; zend_function *prototype; zend_uint num_args; zend_uint required_num_args; zend_arg_info *arg_info; /* END of common elements */ void (*handler)(INTERNAL_FUNCTION_PARAMETERS); struct _zend_module_entry *module; } zend_internal_function; #define ZEND_FN_SCOPE_NAME(function) ((function) && (function)->common.scope ? (function)->common.scope->name->val : "") union _zend_function { zend_uchar type; /* MUST be the first element of this struct! */ struct { zend_uchar type; /* never used */ zend_string *function_name; zend_class_entry *scope; zend_uint fn_flags; union _zend_function *prototype; zend_uint num_args; zend_uint required_num_args; zend_arg_info *arg_info; } common; zend_op_array op_array; zend_internal_function internal_function; }; typedef struct _zend_function_call_entry { zend_function *fbc; zend_uint op_number; zend_uint arg_num; zend_bool uses_argument_unpacking; } zend_function_call_entry; typedef struct _zend_switch_entry { znode cond; int default_case; int control_var; } zend_switch_entry; typedef struct _list_llist_element { znode var; zend_llist dimensions; znode value; } list_llist_element; typedef enum _vm_frame_kind { VM_FRAME_NESTED_FUNCTION, /* stackless VM call to function */ VM_FRAME_NESTED_CODE, /* stackless VM call to include/require/eval */ VM_FRAME_TOP_FUNCTION, /* direct VM call to function from external C code */ VM_FRAME_TOP_CODE /* direct VM call to "main" code from external C code */ } vm_frame_kind; struct _zend_execute_data { struct _zend_op *opline; /* executed opline */ zend_execute_data *call; /* current call */ void **run_time_cache; zend_function *func; /* executed op_array */ zend_uint num_args; zend_uchar flags; zend_uchar frame_kind; zend_class_entry *called_scope; zend_object *object; zend_execute_data *prev_nested_call; zend_execute_data *prev_execute_data; zval *return_value; zend_class_entry *scope; /* function scope (self) */ zend_array *symbol_table; struct _zend_op *fast_ret; /* used by FAST_CALL/FAST_RET (finally keyword) */ zend_object *delayed_exception; zval old_error_reporting; }; #define ZEND_CALL_CTOR (1 << 0) #define ZEND_CALL_CTOR_RESULT_UNUSED (1 << 1) #define ZEND_CALL_FRAME_SLOT \ ((ZEND_MM_ALIGNED_SIZE(sizeof(zend_execute_data)) + ZEND_MM_ALIGNED_SIZE(sizeof(zval)) - 1) / ZEND_MM_ALIGNED_SIZE(sizeof(zval))) #define ZEND_CALL_ARG(call, n) \ (((zval*)(call)) + ((n) + (ZEND_CALL_FRAME_SLOT - 1))) #define EX(element) execute_data.element #define EX_VAR_2(ex, n) ((zval*)(((char*)(ex)) + ((int)(n)))) #define EX_VAR_NUM_2(ex, n) (((zval*)(ex)) + (ZEND_CALL_FRAME_SLOT + ((int)(n)))) #define EX_VAR(n) EX_VAR_2(execute_data, n) #define EX_VAR_NUM(n) EX_VAR_NUM_2(execute_data, n) #define EX_VAR_TO_NUM(n) (EX_VAR_2(NULL, n) - EX_VAR_NUM_2(NULL, 0)) #define IS_CONST (1<<0) #define IS_TMP_VAR (1<<1) #define IS_VAR (1<<2) #define IS_UNUSED (1<<3) /* Unused variable */ #define IS_CV (1<<4) /* Compiled variable */ #define EXT_TYPE_UNUSED (1<<5) #include "zend_globals.h" BEGIN_EXTERN_C() void init_compiler(TSRMLS_D); void shutdown_compiler(TSRMLS_D); void zend_init_compiler_data_structures(TSRMLS_D); void zend_init_compiler_context(TSRMLS_D); extern ZEND_API zend_op_array *(*zend_compile_file)(zend_file_handle *file_handle, int type TSRMLS_DC); extern ZEND_API zend_op_array *(*zend_compile_string)(zval *source_string, char *filename TSRMLS_DC); ZEND_API int lex_scan(zval *zendlval TSRMLS_DC); void startup_scanner(TSRMLS_D); void shutdown_scanner(TSRMLS_D); ZEND_API zend_string *zend_set_compiled_filename(zend_string *new_compiled_filename TSRMLS_DC); ZEND_API void zend_restore_compiled_filename(zend_string *original_compiled_filename TSRMLS_DC); ZEND_API zend_string *zend_get_compiled_filename(TSRMLS_D); ZEND_API int zend_get_compiled_lineno(TSRMLS_D); ZEND_API size_t zend_get_scanned_file_offset(TSRMLS_D); ZEND_API zend_string *zend_get_compiled_variable_name(const zend_op_array *op_array, zend_uint var); #ifdef ZTS const char *zend_get_zendtext(TSRMLS_D); int zend_get_zendleng(TSRMLS_D); #endif typedef int (*unary_op_type)(zval *, zval * TSRMLS_DC); typedef int (*binary_op_type)(zval *, zval *, zval * TSRMLS_DC); ZEND_API unary_op_type get_unary_op(int opcode); ZEND_API binary_op_type get_binary_op(int opcode); ZEND_API void zend_make_immutable_array(zval *zv TSRMLS_DC); void zend_discard_doc_comment(TSRMLS_D); void zend_stop_lexing(TSRMLS_D); void zend_emit_final_return(zval *zv TSRMLS_DC); zend_ast *zend_ast_append_str(zend_ast *left, zend_ast *right); zend_uint zend_add_member_modifier(zend_uint flags, zend_uint new_flag); /* parser-driven code generators */ void zend_do_free(znode *op1 TSRMLS_DC); void zend_do_handle_exception(TSRMLS_D); ZEND_API int do_bind_function(const zend_op_array *op_array, zend_op *opline, HashTable *function_table, zend_bool compile_time TSRMLS_DC); ZEND_API zend_class_entry *do_bind_class(const zend_op_array *op_array, const zend_op *opline, HashTable *class_table, zend_bool compile_time TSRMLS_DC); ZEND_API zend_class_entry *do_bind_inherited_class(const zend_op_array *op_array, const zend_op *opline, HashTable *class_table, zend_class_entry *parent_ce, zend_bool compile_time TSRMLS_DC); ZEND_API void zend_do_inherit_interfaces(zend_class_entry *ce, const zend_class_entry *iface TSRMLS_DC); ZEND_API void zend_do_implement_interface(zend_class_entry *ce, zend_class_entry *iface TSRMLS_DC); ZEND_API void zend_do_implement_trait(zend_class_entry *ce, zend_class_entry *trait TSRMLS_DC); ZEND_API void zend_do_bind_traits(zend_class_entry *ce TSRMLS_DC); ZEND_API void zend_do_inheritance(zend_class_entry *ce, zend_class_entry *parent_ce TSRMLS_DC); void zend_do_early_binding(TSRMLS_D); ZEND_API void zend_do_delayed_early_binding(const zend_op_array *op_array TSRMLS_DC); /* Functions for a null terminated pointer list, used for traits parsing and compilation */ void zend_init_list(void *result, void *item TSRMLS_DC); void zend_add_to_list(void *result, void *item TSRMLS_DC); void zend_do_extended_info(TSRMLS_D); void zend_do_extended_fcall_begin(TSRMLS_D); void zend_do_extended_fcall_end(TSRMLS_D); void zend_do_end_namespace(TSRMLS_D); void zend_verify_namespace(TSRMLS_D); void zend_do_end_compilation(TSRMLS_D); void zend_resolve_goto_label(zend_op_array *op_array, zend_op *opline, int pass2 TSRMLS_DC); void zend_release_labels(int temporary TSRMLS_DC); ZEND_API void function_add_ref(zend_function *function); #define INITIAL_OP_ARRAY_SIZE 64 #define INITIAL_INTERACTIVE_OP_ARRAY_SIZE 8192 /* helper functions in zend_language_scanner.l */ ZEND_API zend_op_array *compile_file(zend_file_handle *file_handle, int type TSRMLS_DC); ZEND_API zend_op_array *compile_string(zval *source_string, char *filename TSRMLS_DC); ZEND_API zend_op_array *compile_filename(int type, zval *filename TSRMLS_DC); ZEND_API int zend_execute_scripts(int type TSRMLS_DC, zval *retval, int file_count, ...); ZEND_API int open_file_for_scanning(zend_file_handle *file_handle TSRMLS_DC); ZEND_API void init_op_array(zend_op_array *op_array, zend_uchar type, int initial_ops_size TSRMLS_DC); ZEND_API void destroy_op_array(zend_op_array *op_array TSRMLS_DC); ZEND_API void zend_destroy_file_handle(zend_file_handle *file_handle TSRMLS_DC); ZEND_API void zend_cleanup_user_class_data(zend_class_entry *ce TSRMLS_DC); ZEND_API void zend_cleanup_internal_class_data(zend_class_entry *ce TSRMLS_DC); ZEND_API void zend_cleanup_internal_classes(TSRMLS_D); ZEND_API void zend_cleanup_op_array_data(zend_op_array *op_array); ZEND_API void destroy_zend_function(zend_function *function TSRMLS_DC); ZEND_API void zend_function_dtor(zval *zv); ZEND_API void destroy_zend_class(zval *zv); void zend_class_add_ref(zval *zv); ZEND_API zend_string *zend_mangle_property_name(const char *src1, int src1_length, const char *src2, int src2_length, int internal); #define zend_unmangle_property_name(mangled_property, mangled_property_len, class_name, prop_name) \ zend_unmangle_property_name_ex(mangled_property, mangled_property_len, class_name, prop_name, NULL) ZEND_API int zend_unmangle_property_name_ex(const char *mangled_property, int mangled_property_len, const char **class_name, const char **prop_name, int *prop_len); #define ZEND_FUNCTION_DTOR zend_function_dtor #define ZEND_CLASS_DTOR destroy_zend_class zend_op *get_next_op(zend_op_array *op_array TSRMLS_DC); void init_op(zend_op *op TSRMLS_DC); int get_next_op_number(zend_op_array *op_array); int print_class(zend_class_entry *class_entry TSRMLS_DC); void print_op_array(zend_op_array *op_array, int optimizations); ZEND_API int pass_two(zend_op_array *op_array TSRMLS_DC); zend_brk_cont_element *get_next_brk_cont_element(zend_op_array *op_array); void zend_do_first_catch(znode *open_parentheses TSRMLS_DC); void zend_initialize_try_catch_element(znode *catch_token TSRMLS_DC); void zend_do_mark_last_catch(const znode *first_catch, const znode *last_additional_catch TSRMLS_DC); ZEND_API zend_bool zend_is_compiling(TSRMLS_D); ZEND_API char *zend_make_compiled_string_description(const char *name TSRMLS_DC); ZEND_API void zend_initialize_class_data(zend_class_entry *ce, zend_bool nullify_handlers TSRMLS_DC); zend_uint zend_get_class_fetch_type(zend_string *name); typedef zend_bool (*zend_auto_global_callback)(zend_string *name TSRMLS_DC); typedef struct _zend_auto_global { zend_string *name; zend_auto_global_callback auto_global_callback; zend_bool jit; zend_bool armed; } zend_auto_global; ZEND_API int zend_register_auto_global(zend_string *name, zend_bool jit, zend_auto_global_callback auto_global_callback TSRMLS_DC); ZEND_API void zend_activate_auto_globals(TSRMLS_D); ZEND_API zend_bool zend_is_auto_global(zend_string *name TSRMLS_DC); ZEND_API size_t zend_dirname(char *path, size_t len); int zendlex(zend_parser_stack_elem *elem TSRMLS_DC); int zend_add_literal(zend_op_array *op_array, zval *zv TSRMLS_DC); /* BEGIN: OPCODES */ #include "zend_vm_opcodes.h" #define ZEND_OP_DATA 137 /* END: OPCODES */ /* class fetches */ #define ZEND_FETCH_CLASS_DEFAULT 0 #define ZEND_FETCH_CLASS_SELF 1 #define ZEND_FETCH_CLASS_PARENT 2 #define ZEND_FETCH_CLASS_MAIN 3 /* unused ??? */ #define ZEND_FETCH_CLASS_GLOBAL 4 /* unused ??? */ #define ZEND_FETCH_CLASS_AUTO 5 #define ZEND_FETCH_CLASS_INTERFACE 6 #define ZEND_FETCH_CLASS_STATIC 7 #define ZEND_FETCH_CLASS_TRAIT 14 #define ZEND_FETCH_CLASS_MASK 0x0f #define ZEND_FETCH_CLASS_NO_AUTOLOAD 0x80 #define ZEND_FETCH_CLASS_SILENT 0x0100 /* variable parsing type (compile-time) */ #define ZEND_PARSED_MEMBER (1<<0) #define ZEND_PARSED_METHOD_CALL (1<<1) #define ZEND_PARSED_STATIC_MEMBER (1<<2) #define ZEND_PARSED_FUNCTION_CALL (1<<3) #define ZEND_PARSED_VARIABLE (1<<4) #define ZEND_PARSED_REFERENCE_VARIABLE (1<<5) #define ZEND_PARSED_NEW (1<<6) #define ZEND_PARSED_LIST_EXPR (1<<7) #define ZEND_PARAM_REF (1<<0) #define ZEND_PARAM_VARIADIC (1<<1) #define ZEND_NAME_FQ 0 #define ZEND_NAME_NOT_FQ 1 #define ZEND_NAME_RELATIVE 2 /* unset types */ #define ZEND_UNSET_REG 0 /* var status for backpatching */ #define BP_VAR_R 0 #define BP_VAR_W 1 #define BP_VAR_RW 2 #define BP_VAR_IS 3 #define BP_VAR_FUNC_ARG 4 #define BP_VAR_UNSET 5 #define BP_VAR_REF 6 /* right-hand side of by-ref assignment */ /* Bottom 3 bits are the type, top bits are arg num for BP_VAR_FUNC_ARG */ #define BP_VAR_SHIFT 3 #define BP_VAR_MASK 7 #define ZEND_INTERNAL_FUNCTION 1 #define ZEND_USER_FUNCTION 2 #define ZEND_OVERLOADED_FUNCTION 3 #define ZEND_EVAL_CODE 4 #define ZEND_OVERLOADED_FUNCTION_TEMPORARY 5 /* A quick check (type == ZEND_USER_FUNCTION || type == ZEND_EVAL_CODE) */ #define ZEND_USER_CODE(type) ((type & 1) == 0) #define ZEND_INTERNAL_CLASS 1 #define ZEND_USER_CLASS 2 #define ZEND_EVAL (1<<0) #define ZEND_INCLUDE (1<<1) #define ZEND_INCLUDE_ONCE (1<<2) #define ZEND_REQUIRE (1<<3) #define ZEND_REQUIRE_ONCE (1<<4) #define ZEND_CT (1<<0) #define ZEND_RT (1<<1) /* global/local fetches */ #define ZEND_FETCH_GLOBAL 0x00000000 #define ZEND_FETCH_LOCAL 0x10000000 #define ZEND_FETCH_STATIC 0x20000000 #define ZEND_FETCH_STATIC_MEMBER 0x30000000 #define ZEND_FETCH_GLOBAL_LOCK 0x40000000 #define ZEND_FETCH_LEXICAL 0x50000000 #define ZEND_FETCH_TYPE_MASK 0x70000000 #define ZEND_FETCH_STANDARD 0x00000000 #define ZEND_FETCH_ADD_LOCK 0x08000000 #define ZEND_FETCH_MAKE_REF 0x04000000 #define ZEND_ISSET 0x02000000 #define ZEND_ISEMPTY 0x01000000 #define ZEND_ISSET_ISEMPTY_MASK (ZEND_ISSET | ZEND_ISEMPTY) #define ZEND_QUICK_SET 0x00800000 #define ZEND_FETCH_ARG_MASK 0x000fffff #define ZEND_FE_FETCH_BYREF 1 #define ZEND_FE_FETCH_WITH_KEY 2 #define ZEND_FE_RESET_VARIABLE (1<<0) #define ZEND_FE_RESET_REFERENCE (1<<1) #define EXT_TYPE_FREE_ON_RETURN (1<<2) #define ZEND_MEMBER_FUNC_CALL 1<<0 #define ZEND_ARG_SEND_BY_REF (1<<0) #define ZEND_ARG_COMPILE_TIME_BOUND (1<<1) #define ZEND_ARG_SEND_FUNCTION (1<<2) #define ZEND_ARG_SEND_SILENT (1<<3) #define ZEND_SEND_BY_VAL 0 #define ZEND_SEND_BY_REF 1 #define ZEND_SEND_PREFER_REF 2 #define CHECK_ARG_SEND_TYPE(zf, arg_num, m) \ (EXPECTED((zf)->common.arg_info != NULL) && \ (EXPECTED(arg_num <= (zf)->common.num_args) \ ? ((zf)->common.arg_info[arg_num-1].pass_by_reference & (m)) \ : (UNEXPECTED((zf)->common.fn_flags & ZEND_ACC_VARIADIC) != 0) && \ ((zf)->common.arg_info[(zf)->common.num_args-1].pass_by_reference & (m)))) #define ARG_MUST_BE_SENT_BY_REF(zf, arg_num) \ CHECK_ARG_SEND_TYPE(zf, arg_num, ZEND_SEND_BY_REF) #define ARG_SHOULD_BE_SENT_BY_REF(zf, arg_num) \ CHECK_ARG_SEND_TYPE(zf, arg_num, ZEND_SEND_BY_REF|ZEND_SEND_PREFER_REF) #define ARG_MAY_BE_SENT_BY_REF(zf, arg_num) \ CHECK_ARG_SEND_TYPE(zf, arg_num, ZEND_SEND_PREFER_REF) #define ZEND_RETURN_VAL 0 #define ZEND_RETURN_REF 1 #define ZEND_RETURNS_FUNCTION 1<<0 #define ZEND_RETURNS_NEW 1<<1 #define ZEND_RETURNS_VALUE 1<<2 #define ZEND_FAST_RET_TO_CATCH 1 #define ZEND_FAST_RET_TO_FINALLY 2 #define ZEND_FAST_CALL_FROM_CATCH 1 #define ZEND_FAST_CALL_FROM_FINALLY 2 #define ZEND_ARRAY_ELEMENT_REF (1<<0) #define ZEND_ARRAY_NOT_PACKED (1<<1) #define ZEND_ARRAY_SIZE_SHIFT 2 END_EXTERN_C() #define ZEND_CLONE_FUNC_NAME "__clone" #define ZEND_CONSTRUCTOR_FUNC_NAME "__construct" #define ZEND_DESTRUCTOR_FUNC_NAME "__destruct" #define ZEND_GET_FUNC_NAME "__get" #define ZEND_SET_FUNC_NAME "__set" #define ZEND_UNSET_FUNC_NAME "__unset" #define ZEND_ISSET_FUNC_NAME "__isset" #define ZEND_CALL_FUNC_NAME "__call" #define ZEND_CALLSTATIC_FUNC_NAME "__callstatic" #define ZEND_TOSTRING_FUNC_NAME "__tostring" #define ZEND_AUTOLOAD_FUNC_NAME "__autoload" #define ZEND_INVOKE_FUNC_NAME "__invoke" #define ZEND_DEBUGINFO_FUNC_NAME "__debuginfo" /* The following constants may be combined in CG(compiler_options) * to change the default compiler behavior */ /* generate extended debug information */ #define ZEND_COMPILE_EXTENDED_INFO (1<<0) /* call op_array handler of extendions */ #define ZEND_COMPILE_HANDLE_OP_ARRAY (1<<1) /* generate ZEND_INIT_FCALL_BY_NAME for internal functions instead of ZEND_INIT_FCALL */ #define ZEND_COMPILE_IGNORE_INTERNAL_FUNCTIONS (1<<2) /* don't perform early binding for classes inherited form internal ones; * in namespaces assume that internal class that doesn't exist at compile-time * may apper in run-time */ #define ZEND_COMPILE_IGNORE_INTERNAL_CLASSES (1<<3) /* generate ZEND_DECLARE_INHERITED_CLASS_DELAYED opcode to delay early binding */ #define ZEND_COMPILE_DELAYED_BINDING (1<<4) /* disable constant substitution at compile-time */ #define ZEND_COMPILE_NO_CONSTANT_SUBSTITUTION (1<<5) /* disable usage of builtin instruction for strlen() */ #define ZEND_COMPILE_NO_BUILTIN_STRLEN (1<<6) /* The default value for CG(compiler_options) */ #define ZEND_COMPILE_DEFAULT ZEND_COMPILE_HANDLE_OP_ARRAY /* The default value for CG(compiler_options) during eval() */ #define ZEND_COMPILE_DEFAULT_FOR_EVAL 0 #endif /* ZEND_COMPILE_H */ /* * Local variables: * tab-width: 4 * c-basic-offset: 4 * indent-tabs-mode: t * End: */