source: src/router/php7/ext/opcache/Optimizer/zend_call_graph.h @ 31874

Last change on this file since 31874 was 31874, checked in by brainslayer, 2 months ago

update php

File size: 3.3 KB
Line 
1/*
2   +----------------------------------------------------------------------+
3   | Zend Engine, Call Graph                                              |
4   +----------------------------------------------------------------------+
5   | Copyright (c) 1998-2017 The PHP Group                                |
6   +----------------------------------------------------------------------+
7   | This source file is subject to version 3.01 of the PHP license,      |
8   | that is bundled with this package in the file LICENSE, and is        |
9   | available through the world-wide-web at the following url:           |
10   | http://www.php.net/license/3_01.txt                                  |
11   | If you did not receive a copy of the PHP license and are unable to   |
12   | obtain it through the world-wide-web, please send a note to          |
13   | license@php.net so we can mail you a copy immediately.               |
14   +----------------------------------------------------------------------+
15   | Authors: Dmitry Stogov <dmitry@zend.com>                             |
16   +----------------------------------------------------------------------+
17*/
18
19#ifndef ZEND_CALL_GRAPH_H
20#define ZEND_CALL_GRAPH_H
21
22#include "zend_ssa.h"
23#include "zend_func_info.h"
24#include "zend_optimizer.h"
25
26typedef struct _zend_send_arg_info {
27        zend_op                *opline;
28} zend_send_arg_info;
29
30typedef struct _zend_recv_arg_info {
31        int                     ssa_var;
32        zend_ssa_var_info       info;
33} zend_recv_arg_info;
34
35struct _zend_call_info {
36        zend_op_array          *caller_op_array;
37        zend_op                *caller_init_opline;
38        zend_op                *caller_call_opline;
39        zend_function          *callee_func;
40        zend_call_info         *next_caller;
41        zend_call_info         *next_callee;
42        zend_func_info         *clone;
43        int                     recursive;
44        int                     num_args;
45        zend_send_arg_info      arg_info[1];
46};
47
48struct _zend_func_info {
49        int                     num;
50        uint32_t                flags;
51        zend_ssa                ssa;          /* Static Single Assignmnt Form  */
52        zend_call_info         *caller_info;  /* where this function is called from */
53        zend_call_info         *callee_info;  /* which functions are called from this one */
54        zend_call_info        **call_map;     /* Call info associated with init/call/send opnum */
55        int                     num_args;     /* (-1 - unknown) */
56        zend_recv_arg_info     *arg_info;
57        zend_ssa_var_info       return_info;
58        zend_func_info         *clone;
59        int                     clone_num;
60        int                     return_value_used; /* -1 unknown, 0 no, 1 yes */
61        void                   *codegen_data;
62};
63
64typedef struct _zend_call_graph {
65        int                     op_arrays_count;
66        zend_op_array         **op_arrays;
67        zend_func_info         *func_infos;
68} zend_call_graph;
69
70BEGIN_EXTERN_C()
71
72int zend_build_call_graph(zend_arena **arena, zend_script *script, uint32_t build_flags, zend_call_graph *call_graph);
73zend_call_info **zend_build_call_map(zend_arena **arena, zend_func_info *info, zend_op_array *op_array);
74int zend_analyze_calls(zend_arena **arena, zend_script *script, uint32_t build_flags, zend_op_array *op_array, zend_func_info *func_info);
75
76END_EXTERN_C()
77
78#endif /* ZEND_CALL_GRAPH_H */
79
80/*
81 * Local variables:
82 * tab-width: 4
83 * c-basic-offset: 4
84 * indent-tabs-mode: t
85 * End:
86 */
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