string AstVar::vlArgType(bool named, bool forReturn, bool forFunc) const {
if (forReturn) named=false;
if (forReturn) v3fatalSrc("verilator internal data is never passed as return, but as first argument");
string arg;
if (isWide() && isInOnly()) arg += "const ";
AstBasicDType* bdtypep = basicp();
bool strtype = bdtypep && bdtypep->keyword()==AstBasicDTypeKwd::STRING;
if (bdtypep && bdtypep->keyword()==AstBasicDTypeKwd::CHARPTR) {
arg += "const char*";
} else if (bdtypep && bdtypep->keyword()==AstBasicDTypeKwd::SCOPEPTR) {
arg += "const VerilatedScope*";
} else if (bdtypep && bdtypep->keyword()==AstBasicDTypeKwd::DOUBLE) {
arg += "double";
} else if (bdtypep && bdtypep->keyword()==AstBasicDTypeKwd::FLOAT) {
arg += "float";
} else if (strtype) {
if (isInOnly()) arg += "const ";
arg += "string";
} else if (widthMin() <= 8) {
arg += "CData";
} else if (widthMin() <= 16) {
arg += "SData";
} else if (widthMin() <= VL_WORDSIZE) {
arg += "IData";
} else if (isQuad()) {
arg += "QData";
} else if (isWide()) {
arg += "WData"; // []'s added later
}
if (isWide() && !strtype) {
arg += " (& "+name();
arg += ")["+cvtToStr(widthWords())+"]";
} else {
if (forFunc && (isOutput() || (strtype && isInput()))) arg += "&";
if (named) arg += " "+name();
}
return arg;
}
string AstVar::vlEnumType() const {
string arg;
AstBasicDType* bdtypep = basicp();
bool strtype = bdtypep && bdtypep->keyword()==AstBasicDTypeKwd::STRING;
if (bdtypep && bdtypep->keyword()==AstBasicDTypeKwd::CHARPTR) {
return "VLVT_PTR";
} else if (bdtypep && bdtypep->keyword()==AstBasicDTypeKwd::SCOPEPTR) {
return "VLVT_PTR";
} else if (strtype) {
arg += "VLVT_STRING";
} else if (widthMin() <= 8) {
arg += "VLVT_UINT8";
} else if (widthMin() <= 16) {
arg += "VLVT_UINT16";
} else if (widthMin() <= VL_WORDSIZE) {
arg += "VLVT_UINT32";
} else if (isQuad()) {
arg += "VLVT_UINT64";
} else if (isWide()) {
arg += "VLVT_WDATA";
}
// else return "VLVT_UNKNOWN"
return arg;
}
