SVF::cppUtil::ItaniumABI Class Reference

#include <CppUtil.h>

Inheritance diagram for SVF::cppUtil::ItaniumABI:

Public Member Functions
bool	isVtable (const std::string &name) override
bool	isTypeInfo (const std::string &name) override
bool	isConstructor (const std::string &name) override
bool	isDestructor (const std::string &name) override
std::string	extractClassName (const std::string &name) override
DemangledName	demangle (const std::string &name) override
Public Member Functions inherited from SVF::cppUtil::CXXABI
virtual	~CXXABI ()=default

Detailed Description

Definition at line 66 of file CppUtil.h.

Member Function Documentation

demangle()

DemangledName SVF::cppUtil::ItaniumABI::demangle ( const std::string &  name )

overridevirtual

Implements SVF::cppUtil::CXXABI.

Definition at line 1065 of file CppUtil.cpp.

{
    DemangledName dname;
    dname.isThunkFunc = false;
 
    std::string realnameStr = llvm::demangle(name);
    if (realnameStr == name)
    {
        dname.className = "";
        dname.funcName = "";
    }
    else
    {
        std::string beforeParenthesis = getBeforeParenthesis(realnameStr);
        if (beforeParenthesis.find("::") == std::string::npos ||
                isOperOverload(beforeParenthesis))
        {
            dname.className = "";
            dname.funcName = "";
        }
        else
        {
            std::string beforeBracket = getBeforeBrackets(beforeParenthesis);
            size_t colon = beforeBracket.rfind("::");
            if (colon == std::string::npos)
            {
                dname.className = "";
                dname.funcName = "";
            }
            else
            {
                dname.className = beforeParenthesis.substr(0, colon);
                dname.funcName = beforeParenthesis.substr(colon + 2);
            }
        }
    }
 
    handleThunkFunction(dname);
 
    return dname;
}

extractClassName()

std::string SVF::cppUtil::ItaniumABI::extractClassName ( const std::string &  name )

overridevirtual

Implements SVF::cppUtil::CXXABI.

Definition at line 1050 of file CppUtil.cpp.

{
    std::string className = "";
    std::string realnameStr = llvm::demangle(name);
    if (realnameStr != name)
    {
        if (realnameStr.compare(0, vtblLabelAfterDemangle.size(),
                                vtblLabelAfterDemangle) == 0)
        {
            className = realnameStr.substr(vtblLabelAfterDemangle.size());
        }
    }
    return className;
}

isConstructor()

bool SVF::cppUtil::ItaniumABI::isConstructor ( const std::string &  name )

overridevirtual

Implements SVF::cppUtil::CXXABI.

Definition at line 1017 of file CppUtil.cpp.

{
    if (name.compare(0, vfunPreLabel.size(), vfunPreLabel) != 0)
    {
        return false;
    }
    cppUtil::DemangledName dname = demangle(name);
    if (dname.className.size() == 0)
    {
        return false;
    }
    stripBracketsAndNamespace(dname);
    return dname.className.size() > 0 && dname.className == dname.funcName;
}

isDestructor()

bool SVF::cppUtil::ItaniumABI::isDestructor ( const std::string &  name )

overridevirtual

Implements SVF::cppUtil::CXXABI.

Definition at line 1032 of file CppUtil.cpp.

{
    if (name.compare(0, vfunPreLabel.size(), vfunPreLabel) != 0)
    {
        return false;
    }
    cppUtil::DemangledName dname = demangle(name);
    if (dname.className.size() == 0)
    {
        return false;
    }
    stripBracketsAndNamespace(dname);
    return (dname.className.size() > 0 && dname.funcName.size() > 0 &&
            dname.className.size() + 1 == dname.funcName.size() &&
            dname.funcName.compare(0, 1, "~") == 0 &&
            dname.className.compare(dname.funcName.substr(1)) == 0);
}

isTypeInfo()

bool SVF::cppUtil::ItaniumABI::isTypeInfo ( const std::string &  name )

overridevirtual

Implements SVF::cppUtil::CXXABI.

Definition at line 1012 of file CppUtil.cpp.

{
    return name.compare(0, ztilabel.size(), ztilabel) == 0;
}

isVtable()

bool SVF::cppUtil::ItaniumABI::isVtable ( const std::string &  name )

overridevirtual

Implements SVF::cppUtil::CXXABI.

Definition at line 1006 of file CppUtil.cpp.

{
    return name.compare(0, vtblLabelBeforeDemangle.size(),
                        vtblLabelBeforeDemangle) == 0;
}

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The documentation for this class was generated from the following files:

• /home/runner/work/SVF/SVF/svf-llvm/include/SVF-LLVM/CppUtil.h
• /home/runner/work/SVF/SVF/svf-llvm/lib/CppUtil.cpp