本文整理汇总了C++中UlamType::castMethodForCodeGen方法的典型用法代码示例。如果您正苦于以下问题：C++ UlamType::castMethodForCodeGen方法的具体用法？C++ UlamType::castMethodForCodeGen怎么用？C++ UlamType::castMethodForCodeGen使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类UlamType的用法示例。
在下文中一共展示了UlamType::castMethodForCodeGen方法的1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，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: genCodeReadIntoATmpVar
void NodeCast::genCodeReadIntoATmpVar(File * fp, UlamValue& uvpass)
{
// e.g. called by NodeFunctionCall on a NodeTerminal..
if(!needsACast())
{
return m_node->genCodeReadIntoATmpVar(fp, uvpass);
}
UTI nuti = getNodeType();
UlamType * nut = m_state.getUlamTypeByIndex(nuti);
UTI vuti = uvpass.getUlamValueTypeIdx();
bool isTerminal = false;
s32 tmpVarNum = 0;
if(vuti == Ptr)
{
tmpVarNum = uvpass.getPtrSlotIndex();
vuti = uvpass.getPtrTargetType(); //replace
}
else
{
// an immediate terminal value
isTerminal = true;
}
if(nuti == vuti)
return; //nothing to do!
UlamType * vut = m_state.getUlamTypeByIndex(vuti); //after vuti replacement
ULAMCLASSTYPE nclasstype = nut->getUlamClass();
ULAMCLASSTYPE vclasstype = vut->getUlamClass();
//handle element-atom and atom-element casting differently:
// handle element->quark, atom->quark, not quark->element or quark->atom
if(nuti == UAtom || vuti == UAtom || vclasstype == UC_ELEMENT || vclasstype == UC_QUARK)
{
//only to be nclasstype quark makes sense!!! check first, one might be element
if(nclasstype == UC_QUARK || vclasstype == UC_QUARK)
return genCodeCastAtomAndQuark(fp, uvpass);
if(nclasstype == UC_ELEMENT || vclasstype == UC_ELEMENT)
return genCodeCastAtomAndElement(fp, uvpass);
{
std::ostringstream msg;
msg << "Casting 'incomplete' types: ";
msg << m_state.getUlamTypeNameByIndex(nuti).c_str();
msg << "(UTI" << nuti << ") to be " << m_state.getUlamTypeNameByIndex(vuti).c_str();
msg << "(UTI" << vuti << ")";
MSG(getNodeLocationAsString().c_str(), msg.str().c_str(), DEBUG);
return;
}
}
s32 tmpVarCastNum = m_state.getNextTmpVarNumber();
m_state.indent(fp);
fp->write("const ");
fp->write(nut->getTmpStorageTypeAsString().c_str()); //e.g. u32, s32, u64, etc.
fp->write(" ");
fp->write(m_state.getTmpVarAsString(nuti, tmpVarCastNum).c_str());
fp->write(" = ");
// write the cast method (e.g. _Unsigned32ToInt32, _Int32ToUnary32, etc..)
fp->write(nut->castMethodForCodeGen(vuti).c_str());
fp->write("(");
if(isTerminal)
{
s32 len = m_state.getBitSize(vuti);
assert(len != UNKNOWNSIZE);
if(len <= MAXBITSPERINT)
{
u32 data = uvpass.getImmediateData(m_state);
char dstr[40];
vut->getDataAsString(data, dstr, 'z');
fp->write(dstr);
}
else if(len <= MAXBITSPERLONG)
{
u64 data = uvpass.getImmediateDataLong(m_state);
char dstr[70];
vut->getDataLongAsString(data, dstr, 'z');
fp->write(dstr);
}
else
assert(0);
}
else
{
fp->write(m_state.getTmpVarAsString(nuti, tmpVarNum).c_str());
}
fp->write(", ");
assert(!(nuti == UAtom || vuti == UAtom));
//LENGTH of node being casted (Uh_AP_mi::LENGTH ?)
//fp->write(m_state.getBitVectorLengthAsStringForCodeGen(nodetype).c_str());
//.........这里部分代码省略.........