14 #include <unordered_set>
30 for(
auto &identifier :
function.parameter_identifiers)
32 auto entry = rename_symbol.
expr_map.find(identifier);
33 if(entry != rename_symbol.
expr_map.end())
34 identifier = entry->second;
37 for(
auto &instruction :
function.body.instructions)
39 rename_symbol(instruction.code);
41 if(instruction.has_condition())
43 exprt c = instruction.get_condition();
45 instruction.set_condition(c);
58 const std::unordered_set<irep_idt> &weak_symbols,
68 rename_symbolt::expr_mapt::const_iterator e_it =
69 rename_symbol.
expr_map.find(gf_entry.first);
73 if(e_it!=rename_symbol.
expr_map.end())
74 final_id=e_it->second;
77 goto_functionst::function_mapt::iterator dest_f_it=
84 dest_functions.
function_map.emplace(final_id, std::move(src_func));
90 if(in_dest_symbol_table.body.instructions.empty() ||
91 weak_symbols.find(final_id)!=weak_symbols.end())
96 in_dest_symbol_table.body.swap(src_func.body);
97 in_dest_symbol_table.parameter_identifiers.swap(
98 src_func.parameter_identifiers);
101 src_func.body.instructions.empty() ||
102 src_ns.
lookup(gf_entry.first).is_weak)
116 for(
const auto &symbol_pair : dest_symbol_table.
symbols)
118 if(symbol_pair.second.is_macro && !symbol_pair.second.is_type)
120 const symbolt &symbol = symbol_pair.second;
128 std::cerr << symbol <<
'\n';
129 std::cerr << ns.
lookup(
id) <<
'\n';
139 if(!macro_application.
expr_map.empty())
148 if(!object_type_updates.
empty())
152 for(
auto &instruction : gf_entry.second.body.instructions)
154 instruction.transform([&object_type_updates](
exprt expr) {
155 object_type_updates(expr);
170 std::unordered_set<irep_idt> weak_symbols;
174 if(symbol_pair.second.is_weak)
175 weak_symbols.insert(symbol_pair.first);
bool base_type_eq(const typet &type1, const typet &type2, const namespacet &ns)
Check types for equality across all levels of hierarchy.
dstringt has one field, an unsigned integer no which is an index into a static table of strings.
Base class for all expressions.
A collection of goto functions.
function_mapt function_map
::goto_functiont goto_functiont
symbol_tablet symbol_table
Symbol table.
goto_functionst goto_functions
GOTO functions.
Thrown when we can't handle something in an input source file.
const irep_idt & id() const
A namespacet is essentially one or two symbol tables bound together, to allow for symbol lookups in t...
bool lookup(const irep_idt &name, const symbolt *&symbol) const override
See documentation for namespace_baset::lookup().
void insert_expr(const irep_idt &old_id, const irep_idt &new_id)
Replace expression or type symbols by an expression or type, respectively.
const irep_idt & get_identifier() const
const symbolst & symbols
Read-only field, used to look up symbols given their names.
typet type
Type of symbol.
irep_idt name
The unique identifier.
exprt value
Initial value of symbol.
static void rename_symbols_in_function(goto_functionst::goto_functiont &function, irep_idt &new_function_name, const rename_symbolt &rename_symbol)
static bool link_functions(symbol_tablet &dest_symbol_table, goto_functionst &dest_functions, const symbol_tablet &src_symbol_table, goto_functionst &src_functions, const rename_symbolt &rename_symbol, const std::unordered_set< irep_idt > &weak_symbols, const replace_symbolt &object_type_updates)
Link a set of goto functions, considering weak symbols and symbol renaming.
void link_goto_model(goto_modelt &dest, goto_modelt &src, message_handlert &message_handler)
bool linking(symbol_tablet &dest_symbol_table, symbol_tablet &new_symbol_table, message_handlert &message_handler)
#define INVARIANT(CONDITION, REASON)
This macro uses the wrapper function 'invariant_violated_string'.
const symbol_exprt & to_symbol_expr(const exprt &expr)
Cast an exprt to a symbol_exprt.
const code_typet & to_code_type(const typet &type)
Cast a typet to a code_typet.