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Diffstat (limited to 'Zend/Optimizer/zend_call_graph.h')
-rw-r--r-- | Zend/Optimizer/zend_call_graph.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/Zend/Optimizer/zend_call_graph.h b/Zend/Optimizer/zend_call_graph.h new file mode 100644 index 0000000000..c0699dc031 --- /dev/null +++ b/Zend/Optimizer/zend_call_graph.h @@ -0,0 +1,70 @@ +/* + +----------------------------------------------------------------------+ + | Zend Engine, Call Graph | + +----------------------------------------------------------------------+ + | Copyright (c) The PHP Group | + +----------------------------------------------------------------------+ + | This source file is subject to version 3.01 of the PHP 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.php.net/license/3_01.txt | + | If you did not receive a copy of the PHP license and are unable to | + | obtain it through the world-wide-web, please send a note to | + | license@php.net so we can mail you a copy immediately. | + +----------------------------------------------------------------------+ + | Authors: Dmitry Stogov <dmitry@php.net> | + +----------------------------------------------------------------------+ +*/ + +#ifndef ZEND_CALL_GRAPH_H +#define ZEND_CALL_GRAPH_H + +#include "zend_ssa.h" +#include "zend_func_info.h" +#include "zend_optimizer.h" + +typedef struct _zend_send_arg_info { + zend_op *opline; +} zend_send_arg_info; + +struct _zend_call_info { + zend_op_array *caller_op_array; + zend_op *caller_init_opline; + zend_op *caller_call_opline; + zend_function *callee_func; + zend_call_info *next_caller; + zend_call_info *next_callee; + bool recursive; + bool send_unpack; /* Parameters passed by SEND_UNPACK or SEND_ARRAY */ + bool named_args; /* Function has named arguments */ + bool is_prototype; /* An overridden child method may be called */ + int num_args; + zend_send_arg_info arg_info[1]; +}; + +struct _zend_func_info { + int num; + uint32_t flags; + zend_ssa ssa; /* Static Single Assignmnt Form */ + zend_call_info *caller_info; /* where this function is called from */ + zend_call_info *callee_info; /* which functions are called from this one */ + zend_call_info **call_map; /* Call info associated with init/call/send opnum */ + zend_ssa_var_info return_info; +}; + +typedef struct _zend_call_graph { + int op_arrays_count; + zend_op_array **op_arrays; + zend_func_info *func_infos; +} zend_call_graph; + +BEGIN_EXTERN_C() + +ZEND_API int zend_build_call_graph(zend_arena **arena, zend_script *script, zend_call_graph *call_graph); +ZEND_API void zend_analyze_call_graph(zend_arena **arena, zend_script *script, zend_call_graph *call_graph); +ZEND_API zend_call_info **zend_build_call_map(zend_arena **arena, zend_func_info *info, const zend_op_array *op_array); +ZEND_API int zend_analyze_calls(zend_arena **arena, zend_script *script, uint32_t build_flags, zend_op_array *op_array, zend_func_info *func_info); + +END_EXTERN_C() + +#endif /* ZEND_CALL_GRAPH_H */ |