case MVT::Metadata: return "MVT::Metadata";
case MVT::iPTR: return "MVT::iPTR";
case MVT::iPTRAny: return "MVT::iPTRAny";
+ case MVT::untyped: return "MVT::untyped";
default: assert(0 && "ILLEGAL VALUE TYPE!"); return "";
}
}
/// namespace qualifier if the record contains one.
///
std::string llvm::getQualifiedName(const Record *R) {
- std::string Namespace = R->getValueAsString("Namespace");
+ std::string Namespace;
+ if (R->getValue("Namespace"))
+ Namespace = R->getValueAsString("Namespace");
if (Namespace.empty()) return R->getName();
return Namespace + "::" + R->getName();
}
-
-
/// getTarget - Return the current instance of the Target class.
///
-CodeGenTarget::CodeGenTarget(RecordKeeper &records) : Records(records) {
+CodeGenTarget::CodeGenTarget(RecordKeeper &records)
+ : Records(records), RegBank(0) {
std::vector<Record*> Targets = Records.getAllDerivedDefinitions("Target");
if (Targets.size() == 0)
throw std::string("ERROR: No 'Target' subclasses defined!");
return LI[AsmWriterNum];
}
-void CodeGenTarget::ReadRegisters() const {
- std::vector<Record*> Regs = Records.getAllDerivedDefinitions("Register");
- if (Regs.empty())
- throw std::string("No 'Register' subclasses defined!");
- std::sort(Regs.begin(), Regs.end(), LessRecord());
-
- Registers.reserve(Regs.size());
- Registers.assign(Regs.begin(), Regs.end());
-}
-
-CodeGenRegister::CodeGenRegister(Record *R) : TheDef(R) {
- DeclaredSpillSize = R->getValueAsInt("SpillSize");
- DeclaredSpillAlignment = R->getValueAsInt("SpillAlignment");
+CodeGenRegBank &CodeGenTarget::getRegBank() const {
+ if (!RegBank)
+ RegBank = new CodeGenRegBank(Records);
+ return *RegBank;
}
-const std::string &CodeGenRegister::getName() const {
- return TheDef->getName();
-}
-
-void CodeGenTarget::ReadSubRegIndices() const {
- SubRegIndices = Records.getAllDerivedDefinitions("SubRegIndex");
- std::sort(SubRegIndices.begin(), SubRegIndices.end(), LessRecord());
-}
-
-void CodeGenTarget::ReadRegisterClasses() const {
- std::vector<Record*> RegClasses =
- Records.getAllDerivedDefinitions("RegisterClass");
- if (RegClasses.empty())
- throw std::string("No 'RegisterClass' subclasses defined!");
-
- RegisterClasses.reserve(RegClasses.size());
- RegisterClasses.assign(RegClasses.begin(), RegClasses.end());
+void CodeGenTarget::ReadRegAltNameIndices() const {
+ RegAltNameIndices = Records.getAllDerivedDefinitions("RegAltNameIndex");
+ std::sort(RegAltNameIndices.begin(), RegAltNameIndices.end(), LessRecord());
}
/// getRegisterByName - If there is a register with the specific AsmName,
/// return it.
const CodeGenRegister *CodeGenTarget::getRegisterByName(StringRef Name) const {
- const std::vector<CodeGenRegister> &Regs = getRegisters();
- for (unsigned i = 0, e = Regs.size(); i != e; ++i) {
- const CodeGenRegister &Reg = Regs[i];
- if (Reg.TheDef->getValueAsString("AsmName") == Name)
- return &Reg;
- }
-
+ const std::vector<CodeGenRegister*> &Regs = getRegBank().getRegisters();
+ for (unsigned i = 0, e = Regs.size(); i != e; ++i)
+ if (Regs[i]->TheDef->getValueAsString("AsmName") == Name)
+ return Regs[i];
+
return 0;
}
std::vector<MVT::SimpleValueType> CodeGenTarget::
getRegisterVTs(Record *R) const {
+ const CodeGenRegister *Reg = getRegBank().getReg(R);
std::vector<MVT::SimpleValueType> Result;
const std::vector<CodeGenRegisterClass> &RCs = getRegisterClasses();
for (unsigned i = 0, e = RCs.size(); i != e; ++i) {
- const CodeGenRegisterClass &RC = RegisterClasses[i];
- for (unsigned ei = 0, ee = RC.Elements.size(); ei != ee; ++ei) {
- if (R == RC.Elements[ei]) {
- const std::vector<MVT::SimpleValueType> &InVTs = RC.getValueTypes();
- Result.insert(Result.end(), InVTs.begin(), InVTs.end());
- }
+ const CodeGenRegisterClass &RC = RCs[i];
+ if (RC.contains(Reg)) {
+ const std::vector<MVT::SimpleValueType> &InVTs = RC.getValueTypes();
+ Result.insert(Result.end(), InVTs.begin(), InVTs.end());
}
}
-
+
// Remove duplicates.
array_pod_sort(Result.begin(), Result.end());
Result.erase(std::unique(Result.begin(), Result.end()), Result.end());
}
-CodeGenRegisterClass::CodeGenRegisterClass(Record *R) : TheDef(R) {
- // Rename anonymous register classes.
- if (R->getName().size() > 9 && R->getName()[9] == '.') {
- static unsigned AnonCounter = 0;
- R->setName("AnonRegClass_"+utostr(AnonCounter++));
- }
-
- std::vector<Record*> TypeList = R->getValueAsListOfDefs("RegTypes");
- for (unsigned i = 0, e = TypeList.size(); i != e; ++i) {
- Record *Type = TypeList[i];
- if (!Type->isSubClassOf("ValueType"))
- throw "RegTypes list member '" + Type->getName() +
- "' does not derive from the ValueType class!";
- VTs.push_back(getValueType(Type));
- }
- assert(!VTs.empty() && "RegisterClass must contain at least one ValueType!");
-
- std::vector<Record*> RegList = R->getValueAsListOfDefs("MemberList");
- for (unsigned i = 0, e = RegList.size(); i != e; ++i) {
- Record *Reg = RegList[i];
- if (!Reg->isSubClassOf("Register"))
- throw "Register Class member '" + Reg->getName() +
- "' does not derive from the Register class!";
- Elements.push_back(Reg);
- }
-
- // SubRegClasses is a list<dag> containing (RC, subregindex, ...) dags.
- ListInit *SRC = R->getValueAsListInit("SubRegClasses");
- for (ListInit::const_iterator i = SRC->begin(), e = SRC->end(); i != e; ++i) {
- DagInit *DAG = dynamic_cast<DagInit*>(*i);
- if (!DAG) throw "SubRegClasses must contain DAGs";
- DefInit *DAGOp = dynamic_cast<DefInit*>(DAG->getOperator());
- Record *RCRec;
- if (!DAGOp || !(RCRec = DAGOp->getDef())->isSubClassOf("RegisterClass"))
- throw "Operator '" + DAG->getOperator()->getAsString() +
- "' in SubRegClasses is not a RegisterClass";
- // Iterate over args, all SubRegIndex instances.
- for (DagInit::const_arg_iterator ai = DAG->arg_begin(), ae = DAG->arg_end();
- ai != ae; ++ai) {
- DefInit *Idx = dynamic_cast<DefInit*>(*ai);
- Record *IdxRec;
- if (!Idx || !(IdxRec = Idx->getDef())->isSubClassOf("SubRegIndex"))
- throw "Argument '" + (*ai)->getAsString() +
- "' in SubRegClasses is not a SubRegIndex";
- if (!SubRegClasses.insert(std::make_pair(IdxRec, RCRec)).second)
- throw "SubRegIndex '" + IdxRec->getName() + "' mentioned twice";
- }
- }
-
- // Allow targets to override the size in bits of the RegisterClass.
- unsigned Size = R->getValueAsInt("Size");
-
- Namespace = R->getValueAsString("Namespace");
- SpillSize = Size ? Size : EVT(VTs[0]).getSizeInBits();
- SpillAlignment = R->getValueAsInt("Alignment");
- CopyCost = R->getValueAsInt("CopyCost");
- MethodBodies = R->getValueAsCode("MethodBodies");
- MethodProtos = R->getValueAsCode("MethodProtos");
-}
-
-const std::string &CodeGenRegisterClass::getName() const {
- return TheDef->getName();
-}
-
void CodeGenTarget::ReadLegalValueTypes() const {
const std::vector<CodeGenRegisterClass> &RCs = getRegisterClasses();
for (unsigned i = 0, e = RCs.size(); i != e; ++i)
for (unsigned ri = 0, re = RCs[i].VTs.size(); ri != re; ++ri)
LegalValueTypes.push_back(RCs[i].VTs[ri]);
-
+
// Remove duplicates.
std::sort(LegalValueTypes.begin(), LegalValueTypes.end());
LegalValueTypes.erase(std::unique(LegalValueTypes.begin(),
static const CodeGenInstruction *
GetInstByName(const char *Name,
- const DenseMap<const Record*, CodeGenInstruction*> &Insts,
+ const DenseMap<const Record*, CodeGenInstruction*> &Insts,
RecordKeeper &Records) {
const Record *Rec = Records.getDef(Name);
-
+
DenseMap<const Record*, CodeGenInstruction*>::const_iterator
I = Insts.find(Rec);
if (Rec == 0 || I == Insts.end())
for (unsigned i = 0, e = PropList.size(); i != e; ++i)
if (PropList[i]->getName() == "SDNPHasChain") {
Properties |= 1 << SDNPHasChain;
- } else if (PropList[i]->getName() == "SDNPOptInFlag") {
- Properties |= 1 << SDNPOptInFlag;
+ } else if (PropList[i]->getName() == "SDNPOptInGlue") {
+ Properties |= 1 << SDNPOptInGlue;
} else if (PropList[i]->getName() == "SDNPMayStore") {
Properties |= 1 << SDNPMayStore;
} else if (PropList[i]->getName() == "SDNPMayLoad") {
std::vector<CodeGenIntrinsic> llvm::LoadIntrinsics(const RecordKeeper &RC,
bool TargetOnly) {
std::vector<Record*> I = RC.getAllDerivedDefinitions("Intrinsic");
-
+
std::vector<CodeGenIntrinsic> Result;
for (unsigned i = 0, e = I.size(); i != e; ++i) {
ModRef = ReadWriteMem;
isOverloaded = false;
isCommutative = false;
-
- if (DefName.size() <= 4 ||
+ canThrow = false;
+
+ if (DefName.size() <= 4 ||
std::string(DefName.begin(), DefName.begin() + 4) != "int_")
throw "Intrinsic '" + DefName + "' does not start with 'int_'!";
Name += (EnumName[i] == '_') ? '.' : EnumName[i];
} else {
// Verify it starts with "llvm.".
- if (Name.size() <= 5 ||
+ if (Name.size() <= 5 ||
std::string(Name.begin(), Name.begin() + 5) != "llvm.")
throw "Intrinsic '" + DefName + "'s name does not start with 'llvm.'!";
}
-
+
// If TargetPrefix is specified, make sure that Name starts with
// "llvm.<targetprefix>.".
if (!TargetPrefix.empty()) {
throw "Intrinsic '" + DefName + "' does not start with 'llvm." +
TargetPrefix + ".'!";
}
-
+
// Parse the list of return types.
std::vector<MVT::SimpleValueType> OverloadedVTs;
ListInit *TypeList = R->getValueAsListInit("RetTypes");
// Reject invalid types.
if (VT == MVT::isVoid)
throw "Intrinsic '" + DefName + " has void in result type list!";
-
+
IS.RetVTs.push_back(VT);
IS.RetTypeDefs.push_back(TyEl);
}
-
+
// Parse the list of parameter types.
TypeList = R->getValueAsListInit("ParamTypes");
for (unsigned i = 0, e = TypeList->getSize(); i != e; ++i) {
"Expected iAny or vAny type");
} else
VT = getValueType(TyEl->getValueAsDef("VT"));
-
+
if (EVT(VT).isOverloaded()) {
OverloadedVTs.push_back(VT);
isOverloaded = true;
}
-
+
// Reject invalid types.
if (VT == MVT::isVoid && i != e-1 /*void at end means varargs*/)
throw "Intrinsic '" + DefName + " has void in result type list!";
-
+
IS.ParamVTs.push_back(VT);
IS.ParamTypeDefs.push_back(TyEl);
}
Record *Property = PropList->getElementAsRecord(i);
assert(Property->isSubClassOf("IntrinsicProperty") &&
"Expected a property!");
-
+
if (Property->getName() == "IntrNoMem")
ModRef = NoMem;
else if (Property->getName() == "IntrReadArgMem")
ModRef = ReadWriteArgMem;
else if (Property->getName() == "Commutative")
isCommutative = true;
+ else if (Property->getName() == "Throws")
+ canThrow = true;
else if (Property->isSubClassOf("NoCapture")) {
unsigned ArgNo = Property->getValueAsInt("ArgNo");
ArgumentAttributes.push_back(std::make_pair(ArgNo, NoCapture));
} else
assert(0 && "Unknown property!");
}
+
+ // Sort the argument attributes for later benefit.
+ std::sort(ArgumentAttributes.begin(), ArgumentAttributes.end());
}
projects / oota-llvm.git / blobdiff