本文整理汇总了C++中symbol_tablet类的典型用法代码示例。如果您正苦于以下问题:C++ symbol_tablet类的具体用法?C++ symbol_tablet怎么用?C++ symbol_tablet使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了symbol_tablet类的16个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: java_internal_additions
void java_internal_additions(symbol_tablet &dest)
{
// add __CPROVER_rounding_mode
{
symbolt symbol;
symbol.base_name="__CPROVER_rounding_mode";
symbol.name=CPROVER_PREFIX "rounding_mode";
symbol.type=signed_int_type();
symbol.mode=ID_C;
symbol.is_lvalue=true;
symbol.is_state_var=true;
symbol.is_thread_local=true;
dest.add(symbol);
}
// add __CPROVER_malloc_object
{
symbolt symbol;
symbol.base_name="__CPROVER_malloc_object";
symbol.name=CPROVER_PREFIX "malloc_object";
symbol.type=pointer_type(empty_typet());
symbol.mode=ID_C;
symbol.is_lvalue=true;
symbol.is_state_var=true;
symbol.is_thread_local=true;
dest.add(symbol);
}
}
开发者ID:danpoe,项目名称:cbmc,代码行数:30,代码来源:java_bytecode_internal_additions.cpp
示例2: remove_function
/// Remove the body of function "identifier" such that an analysis will treat it
/// as a side-effect free function with non-deterministic return value.
/// \par parameters: symbol_table Input symbol table to be modified
/// goto_functions Input functions to be modified
/// identifier Function to be removed
/// message_handler Error/status output
void remove_function(
symbol_tablet &symbol_table,
goto_functionst &goto_functions,
const irep_idt &identifier,
message_handlert &message_handler)
{
messaget message(message_handler);
goto_functionst::function_mapt::iterator entry=
goto_functions.function_map.find(identifier);
if(entry==goto_functions.function_map.end())
{
message.error() << "No function " << identifier
<< " in goto program" << messaget::eom;
return;
}
else if(entry->second.is_inlined())
{
message.warning() << "Function " << identifier << " is inlined, "
<< "instantiations will not be removed"
<< messaget::eom;
}
if(entry->second.body_available())
{
message.status() << "Removing body of " << identifier
<< messaget::eom;
entry->second.clear();
symbol_table.lookup(identifier).value.make_nil();
}
}
开发者ID:DanielNeville,项目名称:cbmc,代码行数:38,代码来源:remove_function.cpp
示例3: add_failed_symbol
void add_failed_symbol(symbolt &symbol, symbol_tablet &symbol_table)
{
if(!symbol.is_lvalue) return;
if(symbol.type.get(ID_C_failed_symbol)!="")
return;
if(symbol.type.id()==ID_pointer)
{
symbolt new_symbol;
new_symbol.is_lvalue=true;
new_symbol.module=symbol.module;
new_symbol.mode=symbol.mode;
new_symbol.base_name=failed_symbol_id(symbol.base_name);
new_symbol.name=failed_symbol_id(symbol.name);
new_symbol.type=symbol.type.subtype();
new_symbol.value.make_nil();
new_symbol.type.set(ID_C_is_failed_symbol, true);
symbol.type.set(ID_C_failed_symbol, new_symbol.name);
if(new_symbol.type.id()==ID_pointer)
add_failed_symbol(new_symbol, symbol_table); // recursive call
symbol_table.move(new_symbol);
}
}
开发者ID:Dthird,项目名称:CBMC,代码行数:27,代码来源:add_failed_symbols.cpp
示例4: get_prog_var_name
std::string get_prog_var_name(const symbol_tablet &st,
const goto_programt::targett &decl)
{
const irep_idt &base_id=st.lookup(get_affected_variable(*decl)).base_name;
std::string base_name(id2string(base_id));
return base_name+=PROG_SUFFIX;
}
开发者ID:romainbrenguier,项目名称:cbmc,代码行数:7,代码来源:add_invariant_programs_to_learn.cpp
示例5: cegis_operand
dereference_exprt cegis_operand(const symbol_tablet &st,
const std::string &func_name, const typet &type, const size_t op)
{
const member_exprt operand_id(cegis_operand_id(st, func_name, op));
const std::string array_name(cegis_operand_array_name(st, type));
const symbol_exprt array(st.lookup(array_name).symbol_expr());
return dereference_exprt(index_exprt(array, operand_id), type);
}
开发者ID:diffblue,项目名称:cbmc,代码行数:8,代码来源:processor_symbols.cpp
示例6: assign_jsa_meta_variable
goto_programt::targett assign_jsa_meta_variable(const symbol_tablet &st,
goto_functionst &gf, const goto_programt::targett &pos,
const std::string &base_name, const exprt &expr_value)
{
const std::string name(get_cegis_meta_name(base_name));
const symbol_exprt lhs(st.lookup(name).symbol_expr());
return jsa_assign(st, gf, pos, lhs, expr_value);
}
开发者ID:diffblue,项目名称:cbmc,代码行数:8,代码来源:add_constraint_meta_variables.cpp
示例7: function_to_call
code_function_callt function_to_call(
symbol_tablet &symbol_table,
const irep_idt &id,
const irep_idt &argument)
{
// already there?
symbol_tablet::symbolst::const_iterator s_it=
symbol_table.symbols.find(id);
if(s_it==symbol_table.symbols.end())
{
// not there
pointer_typet p(char_type());
p.subtype().set(ID_C_constant, true);
code_typet function_type;
function_type.return_type()=empty_typet();
function_type.parameters().push_back(
code_typet::parametert(p));
symbolt new_symbol;
new_symbol.name=id;
new_symbol.base_name=id;
new_symbol.type=function_type;
symbol_table.move(new_symbol);
s_it=symbol_table.symbols.find(id);
assert(s_it!=symbol_table.symbols.end());
}
// signature is expected to be
// (type *) -> ...
if(s_it->second.type.id()!=ID_code ||
to_code_type(s_it->second.type).parameters().size()!=1 ||
to_code_type(s_it->second.type).parameters()[0].type().id()!=ID_pointer)
{
std::string error="function `"+id2string(id)+"' has wrong signature";
throw error;
}
string_constantt function_id_string(argument);
code_function_callt call;
call.lhs().make_nil();
call.function()=
symbol_exprt(s_it->second.name, s_it->second.type);
call.arguments().resize(1);
call.arguments()[0]=
typecast_exprt(
address_of_exprt(
index_exprt(
function_id_string, from_integer(0, index_type()))),
to_code_type(s_it->second.type).parameters()[0].type());
return call;
}
开发者ID:dcattaruzza,项目名称:cbmc,代码行数:58,代码来源:function.cpp
示例8: execute_inv_prog
void execute_inv_prog(const symbol_tablet &st, goto_functionst &gf,
const size_t max_solution_size, const goto_programt::targett &decl,
const std::string &prog_base_name)
{
goto_programt &body=get_entry_body(gf);
goto_programt::targett pos=decl;
goto_programt::targett execution=body.insert_after(++pos);
execution->type=goto_program_instruction_typet::FUNCTION_CALL;
execution->source_location=default_cegis_source_location();
code_function_callt call;
call.function()=st.lookup(DANGER_EXECUTE).symbol_expr();
const std::string prog_name(get_cegis_meta_name(prog_base_name));
const symbol_exprt prog_symbol(st.lookup(prog_name).symbol_expr());
const typet size_type(unsigned_int_type());
const constant_exprt index(from_integer(0u, size_type));
const index_exprt first_elem(prog_symbol, index);
call.arguments().push_back(address_of_exprt(first_elem));
const constant_exprt size(from_integer(max_solution_size, size_type));
call.arguments().push_back(size);
execution->code=call;
}
开发者ID:romainbrenguier,项目名称:cbmc,代码行数:21,代码来源:add_invariant_programs_to_learn.cpp
示例9: propagate_controller_sizes
void propagate_controller_sizes(const symbol_tablet &st, goto_functionst &gf)
{
const symbolt &symbol=st.lookup(CEGIS_CONTROL_SOLUTION_VAR_NAME);
const struct_exprt &controller_value=to_struct_expr(symbol.value);
const namespacet ns(st);
const exprt &a_size=get_a_size(ns, controller_value);
const exprt &b_size=get_b_size(ns, controller_value);
replace_sizes_visitort visitor(a_size, b_size);
goto_programt &body=get_entry_body(gf);
for (goto_programt::instructiont &instr : body.instructions)
{
instr.code.visit(visitor);
instr.guard.visit(visitor);
}
}
开发者ID:diffblue,项目名称:cbmc,代码行数:15,代码来源:propagate_controller_sizes.cpp
示例10: java_static_lifetime_init
bool java_static_lifetime_init(
symbol_tablet &symbol_table,
const source_locationt &source_location,
message_handlert &message_handler)
{
symbolt &initialize_symbol=symbol_table.lookup(INITIALIZE);
code_blockt &code_block=to_code_block(to_code(initialize_symbol.value));
// we need to zero out all static variables
for(symbol_tablet::symbolst::const_iterator
it=symbol_table.symbols.begin();
it!=symbol_table.symbols.end();
it++)
{
if(it->second.type.id()!=ID_code &&
it->second.is_lvalue &&
it->second.is_state_var &&
it->second.is_static_lifetime &&
it->second.value.is_not_nil() &&
it->second.mode==ID_java)
{
code_assignt assignment(it->second.symbol_expr(), it->second.value);
code_block.add(assignment);
}
}
// we now need to run all the <clinit> methods
for(symbol_tablet::symbolst::const_iterator
it=symbol_table.symbols.begin();
it!=symbol_table.symbols.end();
it++)
{
if(it->second.base_name=="<clinit>" &&
it->second.type.id()==ID_code &&
it->second.mode==ID_java)
{
code_function_callt function_call;
function_call.lhs()=nil_exprt();
function_call.function()=it->second.symbol_expr();
code_block.add(function_call);
}
}
return false;
}
开发者ID:romainbrenguier,项目名称:cbmc,代码行数:47,代码来源:java_entry_point.cpp
示例11: add_stack_depth_symbol
symbol_exprt add_stack_depth_symbol(symbol_tablet &symbol_table)
{
const irep_idt identifier="$stack_depth";
signedbv_typet type(sizeof(int)*8);
symbolt new_symbol;
new_symbol.name=identifier;
new_symbol.base_name=identifier;
new_symbol.pretty_name=identifier;
new_symbol.type=type;
new_symbol.is_static_lifetime=true;
new_symbol.value=from_integer(0, type);
new_symbol.mode=ID_C;
new_symbol.is_thread_local=true;
new_symbol.is_lvalue=true;
symbol_table.move(new_symbol);
return symbol_exprt(identifier, type);
}
开发者ID:smaorus,项目名称:rvt,代码行数:20,代码来源:stack_depth.cpp
示例12: typecheck
bool java_bytecode_languaget::typecheck(
symbol_tablet &symbol_table,
const std::string &module)
{
symbol_tablet new_symbol_table;
if(java_bytecode_convert(
parse_tree, new_symbol_table, module, get_message_handler()))
return true;
if(java_bytecode_typecheck(
new_symbol_table, module, get_message_handler()))
return true;
symbol_table.swap(new_symbol_table);
// if(linking(new_symbol_table, symbol_table, message_handler))
// return true;
return false;
}
开发者ID:rbavishi,项目名称:iCBMC,代码行数:21,代码来源:java_bytecode_language.cpp
示例13: read_goto_object
bool read_goto_object(
std::istream &in,
const std::string &filename,
symbol_tablet &symbol_table,
goto_functionst &functions,
message_handlert &message_handler)
{
messaget message(message_handler);
xml_parser.clear();
xml_parser.filename = filename;
xml_parser.in = ∈
xml_parser.set_message_handler(message_handler);
if (xml_parser.parse())
return true;
xmlt &top = xml_parser.parse_tree.element;
if (top.get_attribute("version")!=XML_VERSION)
{
message.error() <<
"The input was compiled with a different version of "
"goto-cc, please recompile." << messaget::eom;
return true;
}
xml_irep_convertt::ireps_containert ic;
xml_irep_convertt irepconverter(ic);
xml_symbol_convertt symbolconverter(ic);
xml_goto_function_convertt gfconverter(ic);
if(top.name.substr(0, 11)=="goto-object")
{
for(xmlt::elementst::const_iterator
sec_it=top.elements.begin();
sec_it != top.elements.end();
sec_it++)
{
xmlt sec = *sec_it;
if (sec.name=="irep_hash_map")
{
for(xmlt::elementst::const_iterator
irep_it = sec.elements.begin();
irep_it != sec.elements.end();
irep_it++)
{
irept i;
irepconverter.convert(*irep_it, i);
irepconverter.insert(irep_it->get_attribute("id"), i);
}
}
else if (sec.name=="symbols")
{
for(xmlt::elementst::const_iterator
sym_it = sec.elements.begin();
sym_it != sec.elements.end();
sym_it++)
{
symbolt symbol;
symbolconverter.convert(*sym_it, symbol);
// std::cout << "Adding Symbol: " << symbol.name << std::endl;
if(!symbol.is_type &&
symbol.type.id()=="code")
{
// makes sure there is an empty function
// for this symbol. if we got code for it,
// it will be added lateron.
functions.function_map[symbol.name].type=
to_code_type(symbol.type);
}
symbol_table.add(symbol);
}
}
else if (sec.name=="functions")
{
for(xmlt::elementst::const_iterator
fun_it = sec.elements.begin();
fun_it != sec.elements.end();
fun_it++)
{
std::string fname = fun_it->get_attribute("name");
//std::cout << "Adding function body: " << fname << std::endl;
goto_functionst::goto_functiont &f = functions.function_map[fname];
gfconverter.convert(*fun_it, f);
}
}
else
{
message.error() << "Unknown Section '" << sec.name
<< "' in object file." << messaget::eom;
return true;
}
}
}
else
{
message.error() << "no goto-object" << messaget::eom;
return true;
//.........这里部分代码省略.........
开发者ID:diffblue,项目名称:cbmc,代码行数:101,代码来源:read_goto_object.cpp
示例14: java_entry_point
bool java_entry_point(
symbol_tablet &symbol_table,
const irep_idt &main_class,
message_handlert &message_handler)
{
// check if the entry point is already there
if(symbol_table.symbols.find(goto_functionst::entry_point())!=
symbol_table.symbols.end())
return false; // silently ignore
messaget message(message_handler);
symbolt symbol; // main function symbol
// find main symbol
if(config.main!="")
{
// Add java:: prefix
std::string main_identifier="java::"+config.main;
symbol_tablet::symbolst::const_iterator s_it;
// Does it have a type signature? (':' suffix)
if(config.main.rfind(':')==std::string::npos)
{
std::string prefix=main_identifier+':';
std::set<irep_idt> matches;
for(const auto & s : symbol_table.symbols)
if(has_prefix(id2string(s.first), prefix) &&
s.second.type.id()==ID_code)
matches.insert(s.first);
if(matches.empty())
{
message.error() << "main symbol `" << config.main
<< "' not found" << messaget::eom;
return true;
}
else if(matches.size()==1)
{
s_it=symbol_table.symbols.find(*matches.begin());
assert(s_it!=symbol_table.symbols.end());
}
else
{
message.error() << "main symbol `" << config.main
<< "' is ambiguous:\n";
for(const auto & s : matches)
message.error() << " " << s << '\n';
message.error() << messaget::eom;
return true;
}
}
else
{
// just look it up
s_it=symbol_table.symbols.find(main_identifier);
if(s_it==symbol_table.symbols.end())
{
message.error() << "main symbol `" << config.main
<< "' not found" << messaget::eom;
return true;
}
}
// function symbol
symbol=s_it->second;
if(symbol.type.id()!=ID_code)
{
message.error() << "main symbol `" << config.main
<< "' not a function" << messaget::eom;
return true;
}
// check if it has a body
if(symbol.value.is_nil())
{
message.error() << "main method `" << main_class
<< "' has no body" << messaget::eom;
return true;
}
}
else
{
// no function given, we look for the main class
assert(config.main=="");
// are we given a main class?
if(main_class.empty())
return false; // silently ignore
std::string entry_method=
id2string(main_class)+".main";
//.........这里部分代码省略.........
开发者ID:romainbrenguier,项目名称:cbmc,代码行数:101,代码来源:java_entry_point.cpp
示例15: get_size
size_t get_size(const symbol_tablet &st, const char * const id)
{
return to_size(to_array_type(st.lookup(id).type).size());
}
开发者ID:lihaol,项目名称:cbmc,代码行数:4,代码来源:jsa_program_info.cpp
示例16: read_bin_goto_object_v3
bool read_bin_goto_object_v3(
std::istream &in,
const std::string &filename,
symbol_tablet &symbol_table,
goto_functionst &functions,
message_handlert &message_handler,
irep_serializationt &irepconverter)
{
std::size_t count = irepconverter.read_gb_word(in); // # of symbols
for(std::size_t i=0; i<count; i++)
{
symbolt sym;
irepconverter.reference_convert(in, sym.type);
irepconverter.reference_convert(in, sym.value);
irepconverter.reference_convert(in, sym.location);
sym.name = irepconverter.read_string_ref(in);
sym.module = irepconverter.read_string_ref(in);
sym.base_name = irepconverter.read_string_ref(in);
sym.mode = irepconverter.read_string_ref(in);
sym.pretty_name = irepconverter.read_string_ref(in);
// obsolete: symordering
irepconverter.read_gb_word(in);
std::size_t flags=irepconverter.read_gb_word(in);
sym.is_weak = (flags &(1 << 16))!=0;
sym.is_type = (flags &(1 << 15))!=0;
sym.is_property = (flags &(1 << 14))!=0;
sym.is_macro = (flags &(1 << 13))!=0;
sym.is_exported = (flags &(1 << 12))!=0;
sym.is_input = (flags &(1 << 11))!=0;
sym.is_output = (flags &(1 << 10))!=0;
sym.is_state_var = (flags &(1 << 9))!=0;
sym.is_parameter = (flags &(1 << 8))!=0;
sym.is_auxiliary = (flags &(1 << 7))!=0;
// sym.binding = (flags &(1 << 6))!=0;
sym.is_lvalue = (flags &(1 << 5))!=0;
sym.is_static_lifetime = (flags &(1 << 4))!=0;
sym.is_thread_local = (flags &(1 << 3))!=0;
sym.is_file_local = (flags &(1 << 2))!=0;
sym.is_extern = (flags &(1 << 1))!=0;
sym.is_volatile = (flags &1)!=0;
if(!sym.is_type && sym.type.id()==ID_code)
{
// makes sure there is an empty function
// for every function symbol and fixes
// the function types.
functions.function_map[sym.name].type=to_code_type(sym.type);
}
symbol_table.add(sym);
}
count=irepconverter.read_gb_word(in); // # of functions
for(std::size_t i=0; i<count; i++)
{
irep_idt fname=irepconverter.read_gb_string(in);
goto_functionst::goto_functiont &f = functions.function_map[fname];
typedef std::map<goto_programt::targett, std::list<unsigned> > target_mapt;
target_mapt target_map;
typedef std::map<unsigned, goto_programt::targett> rev_target_mapt;
rev_target_mapt rev_target_map;
bool hidden=false;
std::size_t ins_count = irepconverter.read_gb_word(in); // # of instructions
for(std::size_t i=0; i<ins_count; i++)
{
goto_programt::targett itarget = f.body.add_instruction();
goto_programt::instructiont &instruction=*itarget;
irepconverter.reference_convert(in, instruction.code);
instruction.function = irepconverter.read_string_ref(in);
irepconverter.reference_convert(in, instruction.source_location);
instruction.type = (goto_program_instruction_typet)
irepconverter.read_gb_word(in);
instruction.guard.make_nil();
irepconverter.reference_convert(in, instruction.guard);
irepconverter.read_string_ref(in); // former event
instruction.target_number = irepconverter.read_gb_word(in);
if(instruction.is_target() &&
rev_target_map.insert(
rev_target_map.end(),
std::make_pair(instruction.target_number, itarget))->second!=itarget)
assert(false);
std::size_t t_count = irepconverter.read_gb_word(in); // # of targets
for(std::size_t i=0; i<t_count; i++)
// just save the target numbers
target_map[itarget].push_back(irepconverter.read_gb_word(in));
std::size_t l_count = irepconverter.read_gb_word(in); // # of labels
//.........这里部分代码省略.........
开发者ID:dcattaruzza,项目名称:cbmc,代码行数:101,代码来源:read_bin_goto_object.cpp
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