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allocate_objects.h
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1/*******************************************************************\
2
3Module:
4
5Author: Daniel Kroening, kroening@kroening.com
6
7\*******************************************************************/
8
9#ifndef CPROVER_UTIL_ALLOCATE_OBJECTS_H
10#define CPROVER_UTIL_ALLOCATE_OBJECTS_H
11
13
14#include <util/namespace.h>
16#include <util/std_code.h>
17
19enum class lifetimet
20{
27};
28
30{
31public:
44
46 code_blockt &assignments,
47 const exprt &target_expr,
48 const typet &allocate_type,
49 const lifetimet lifetime,
50 const irep_idt &basename_prefix = "tmp");
51
53 code_blockt &assignments,
54 const exprt &target_expr,
55 const typet &allocate_type,
56 const irep_idt &basename_prefix = "tmp");
57
59 code_blockt &assignments,
60 const exprt &target_expr,
61 const typet &allocate_type,
62 const irep_idt &basename_prefix = "tmp");
63
81 const exprt &target_expr,
82 const typet &allocate_type);
83
89 const exprt &target_expr,
90 const typet &allocate_type);
91
93 const typet &allocate_type,
94 const irep_idt &basename_prefix = "tmp");
95
96 void add_created_symbol(const symbolt &symbol);
97
99
101
102private:
106
109
110 std::vector<irep_idt> symbols_created;
111
113 code_blockt &assignments,
114 const exprt &target_expr,
115 const typet &allocate_type,
116 const bool static_lifetime,
118};
119
125make_allocate_code(const symbol_exprt &lhs, const exprt &size);
126
127#endif // CPROVER_UTIL_ALLOCATE_OBJECTS_H
code_frontend_assignt make_allocate_code(const symbol_exprt &lhs, const exprt &size)
Create code allocating an object of size size and assigning it to lhs
lifetimet
Selects the kind of objects allocated.
@ DYNAMIC
Allocate dynamic objects (using ALLOCATE)
@ STATIC_GLOBAL
Allocate global objects with static lifetime.
@ AUTOMATIC_LOCAL
Allocate local objects with automatic lifetime.
ait supplies three of the four components needed: an abstract interpreter (in this case handling func...
Definition ai.h:564
void add_created_symbol(const symbolt &symbol)
Add a pointer to a symbol to the list of pointers to symbols created so far.
exprt allocate_non_dynamic_object(code_blockt &assignments, const exprt &target_expr, const typet &allocate_type, const bool static_lifetime, const irep_idt &basename_prefix)
allocate_objectst(const irep_idt &symbol_mode, const source_locationt &source_location, const irep_idt &name_prefix, symbol_table_baset &symbol_table)
const namespacet ns
const irep_idt symbol_mode
std::vector< irep_idt > symbols_created
const irep_idt name_prefix
exprt allocate_object(code_blockt &assignments, const exprt &target_expr, const typet &allocate_type, const lifetimet lifetime, const irep_idt &basename_prefix="tmp")
Allocates a new object, either by creating a local variable with automatic lifetime,...
symbol_table_baset & symbol_table
const source_locationt source_location
exprt allocate_dynamic_object_symbol(code_blockt &output_code, const exprt &target_expr, const typet &allocate_type)
Generates code for allocating a dynamic object.
exprt allocate_dynamic_object(code_blockt &output_code, const exprt &target_expr, const typet &allocate_type)
Generate the same code as allocate_dynamic_object_symbol, but return a dereference_exprt that derefer...
exprt allocate_static_global_object(code_blockt &assignments, const exprt &target_expr, const typet &allocate_type, const irep_idt &basename_prefix="tmp")
Creates a global variable with static lifetime.
void mark_created_symbols_as_input(code_blockt &init_code)
Adds code to mark the created symbols as input.
exprt allocate_automatic_local_object(code_blockt &assignments, const exprt &target_expr, const typet &allocate_type, const irep_idt &basename_prefix="tmp")
Creates a local variable with automatic lifetime.
void declare_created_symbols(code_blockt &init_code)
Adds declarations for all non-static symbols created.
A codet representing sequential composition of program statements.
Definition std_code.h:130
A codet representing an assignment in the program.
Definition std_code.h:24
dstringt has one field, an unsigned integer no which is an index into a static table of strings.
Definition dstring.h:37
Base class for all expressions.
Definition expr.h:54
A namespacet is essentially one or two symbol tables bound together, to allow for symbol lookups in t...
Definition namespace.h:91
Expression to hold a symbol (variable)
Definition std_expr.h:80
The symbol table base class interface.
Symbol table entry.
Definition symbol.h:28
The type of an expression, extends irept.
Definition type.h:29