//unlike NodeBinaryOp, NodeBinaryOpCompare has a node type that's different from
// its nodes, where left and right nodes are casted to be the same.
bool NodeBinaryOpCompare::doBinaryOperationImmediate(s32 lslot, s32 rslot, u32 slots)
{
assert(slots == 1);
UTI luti = m_nodeLeft->getNodeType();
u32 len = m_state.getTotalBitSize(luti);
UlamValue luv = m_state.m_nodeEvalStack.loadUlamValueFromSlot(lslot); //immediate value
UlamValue ruv = m_state.m_nodeEvalStack.loadUlamValueFromSlot(rslot); //immediate value
if((luv.getUlamValueTypeIdx() == Nav) || (ruv.getUlamValueTypeIdx() == Nav))
return false;
UlamValue rtnUV;
u32 wordsize = m_state.getTotalWordSize(luti);
if(wordsize == MAXBITSPERINT)
{
u32 ldata = luv.getImmediateData(len);
u32 rdata = ruv.getImmediateData(len);
rtnUV = makeImmediateBinaryOp(luti, ldata, rdata, len);
}
else if(wordsize == MAXBITSPERLONG)
{
u64 ldata = luv.getImmediateDataLong(len);
u64 rdata = ruv.getImmediateDataLong(len);
rtnUV = makeImmediateLongBinaryOp(luti, ldata, rdata, len);
}
//else
//assert(0);
if(rtnUV.getUlamValueTypeIdx() == Nav)
return false;
m_state.m_nodeEvalStack.storeUlamValueInSlot(rtnUV, -1);
return true;
} //dobinaryopImmediate
bool NodeUnaryOp::doUnaryOperationImmediate(s32 slot, u32 nslots)
{
assert(nslots == 1);
UTI nuti = getNodeType();
u32 len = m_state.getTotalBitSize(nuti);
UlamValue uv = m_state.m_nodeEvalStack.loadUlamValueFromSlot(slot); //immediate valueg
if((uv.getUlamValueTypeIdx() == Nav) || (nuti == Nav))
return false;
if((uv.getUlamValueTypeIdx() == Hzy) || (nuti == Hzy))
return false;
UlamValue rtnUV;
u32 wordsize = m_state.getUlamTypeByIndex(nuti)->getTotalWordSize();
if(wordsize <= MAXBITSPERINT)
{
u32 data = uv.getImmediateData(len, m_state);
rtnUV = makeImmediateUnaryOp(nuti, data, len);
}
else if(wordsize <= MAXBITSPERLONG)
{
u64 data = uv.getImmediateDataLong(len, m_state); //t3849
rtnUV = makeImmediateLongUnaryOp(nuti, data, len);
}
else
m_state.abortGreaterThanMaxBitsPerLong();
m_state.m_nodeEvalStack.storeUlamValueInSlot(rtnUV, -1);
return true;
} //dounaryopImmediate
bool UlamTypeInt::castTo64(UlamValue & val, UTI typidx)
{
bool brtn = true;
UTI valtypidx = val.getUlamValueTypeIdx();
u32 valwordsize = m_state.getTotalWordSize(valtypidx);
u64 data;
if(valwordsize == MAXBITSPERINT)
data = (u64) val.getImmediateData(m_state);
else if(valwordsize == MAXBITSPERLONG)
data = val.getImmediateDataLong(m_state);
else
assert(0);
u64 sdata = 0;
s32 bitsize = getBitSize();
s32 valbitsize = m_state.getBitSize(valtypidx);
ULAMTYPE valtypEnum = m_state.getUlamTypeByIndex(valtypidx)->getUlamTypeEnum();
switch(valtypEnum)
{
case Int:
// casting Int to Int to change bits size
sdata = _Int64ToInt64(data, valbitsize, bitsize);
break;
case Unsigned:
// casting Unsigned to Int to change type
sdata = _Unsigned64ToInt64(data, valbitsize, bitsize);
break;
case Bits:
// casting Bits to Int to change type
sdata = _Bits64ToInt64(data, valbitsize, bitsize);
break;
case Unary:
sdata = _Unary64ToInt64(data, valbitsize, bitsize);
break;
case Bool:
sdata = _Bool64ToInt64(data, valbitsize, bitsize);
break;
case Void:
default:
//std::cerr << "UlamTypeInt (cast) error! Value Type was: " << valtypidx << std::endl;
brtn = false;
};
if(brtn)
{
u32 wordsize = getTotalWordSize(); //tobe
if(wordsize == MAXBITSPERINT) //downcast
val = UlamValue::makeImmediate(typidx, (u32) sdata, m_state); //overwrite val
else if(wordsize == MAXBITSPERLONG)
val = UlamValue::makeImmediateLong(typidx, sdata, m_state); //overwrite val
else
assert(0);
}
return brtn;
} //castTo64
bool UlamTypePrimitiveUnary::castTo64(UlamValue & val, UTI typidx)
{
bool brtn = true;
UTI valtypidx = val.getUlamValueTypeIdx();
u32 valwordsize = m_state.getTotalWordSize(valtypidx);
u64 data;
if(valwordsize <= MAXBITSPERINT)
data = (u64) val.getImmediateData(m_state);
else if(valwordsize <= MAXBITSPERLONG)
data = val.getImmediateDataLong(m_state);
else
m_state.abortGreaterThanMaxBitsPerLong();
s32 bitsize = getBitSize();
s32 valbitsize = m_state.getBitSize(valtypidx);
//base types e.g. Int, Bool, Unary, Foo, Bar..
ULAMTYPE valtypEnum = m_state.getUlamTypeByIndex(valtypidx)->getUlamTypeEnum();
switch(valtypEnum)
{
case Int:
// cast from Int->Unary, OR Bool->Unary (same as Bool->Int)
data = _Int64ToUnary64(data, valbitsize, bitsize);
break;
case Unsigned:
data = _Unsigned64ToUnary64(data, valbitsize, bitsize);
break;
case Bool:
// Bool -> Unary is the same as Bool -> Int
data = _Bool64ToUnary64(data, valbitsize, bitsize);
break;
case Unary:
data = _Unary64ToUnary64(data, valbitsize, bitsize);
break;
case Bits:
break;
case Void:
default:
//std::cerr << "UlamTypePrimitiveUnary (cast) error! Value Type was: " << valtypidx << std::endl;
brtn = false;
};
if(brtn)
{
u32 wordsize = getTotalWordSize(); //tobe
if(wordsize <= MAXBITSPERINT) //downcast
val = UlamValue::makeImmediate(typidx, data, m_state); //overwrite val
else if(wordsize <= MAXBITSPERLONG)
val = UlamValue::makeImmediateLong(typidx, data, m_state); //overwrite val
else
m_state.abortGreaterThanMaxBitsPerLong();
}
return brtn;
} //castTo64
UTI NodeUnaryOp::constantFold()
{
u64 val = U64_MAX;
UTI nuti = getNodeType();
if(nuti == Nav) return Nav; //nothing to do yet
//if(nuti == Hzy) return Hzy; //nothing to do yet TRY?
// if here, must be a constant..
assert(isAConstant());
NNO pno = Node::getYourParentNo();
assert(pno);
Node * parentNode = m_state.findNodeNoInThisClassForParent(pno); //t3767
assert(parentNode);
evalNodeProlog(0); //new current frame pointer
makeRoomForNodeType(nuti); //offset a constant expression
EvalStatus evs = eval();
if( evs == NORMAL)
{
UlamValue cnstUV = m_state.m_nodeEvalStack.popArg();
u32 wordsize = m_state.getTotalWordSize(nuti);
if(wordsize <= MAXBITSPERINT)
val = cnstUV.getImmediateData(m_state);
else if(wordsize <= MAXBITSPERLONG)
val = cnstUV.getImmediateDataLong(m_state);
else
m_state.abortGreaterThanMaxBitsPerLong();
}
evalNodeEpilog();
if(evs == ERROR)
{
std::ostringstream msg;
msg << "Constant value expression for unary op" << getName();
msg << " is erroneous while compiling class: ";
msg << m_state.getUlamTypeNameBriefByIndex(m_state.getCompileThisIdx()).c_str();
MSG(getNodeLocationAsString().c_str(), msg.str().c_str(), ERR);
setNodeType(Nav);
return Nav;
}
if(evs == NOTREADY)
{
std::ostringstream msg;
msg << "Constant value expression for unary op" << getName();
msg << " is not yet ready while compiling class: ";
msg << m_state.getUlamTypeNameBriefByIndex(m_state.getCompileThisIdx()).c_str();
MSG(getNodeLocationAsString().c_str(), msg.str().c_str(), WAIT);
setNodeType(Hzy);
m_state.setGoAgain(); //for compiler counts
return Hzy;
}
//replace ourselves (and kids) with a node terminal; new NNO unlike template's
NodeTerminal * newnode = new NodeTerminal(val, nuti, m_state);
assert(newnode);
newnode->setNodeLocation(getNodeLocation());
AssertBool swapOk = parentNode->exchangeKids(this, newnode);
assert(swapOk);
std::ostringstream msg;
msg << "Exchanged kids! for unary " << getName();
msg << ", with a constant == " << newnode->getName();
msg << " while compiling class: ";
msg << m_state.getUlamTypeNameBriefByIndex(m_state.getCompileThisIdx()).c_str();
MSG(getNodeLocationAsString().c_str(), msg.str().c_str(), DEBUG);
newnode->setYourParentNo(pno);
newnode->resetNodeNo(getNodeNo());
delete this; //suicide is painless..
return newnode->checkAndLabelType();
} //constantFold
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());
fp->write_decimal(m_state.getTotalBitSize(vuti)); //src length
fp->write(", ");
fp->write_decimal(m_state.getTotalBitSize(nuti)); //tobe length
fp->write(")");
fp->write(";\n");
//PROBLEM is that funccall checks for 0 nameid to use the tmp var!
// but then if we don't pass it along Node::genMemberNameForMethod fails..
if(isTerminal)
uvpass = UlamValue::makePtr(tmpVarCastNum, TMPREGISTER, nuti, m_state.determinePackable(nuti), m_state, 0); //POS 0 rightjustified.
else
uvpass = UlamValue::makePtr(tmpVarCastNum, TMPREGISTER, nuti, m_state.determinePackable(nuti), m_state, 0, uvpass.getPtrNameId()); //POS 0 rightjustified; pass along name id
} //genCodeReadIntoTmp
