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implement CCPromoteToType 

llvm-svn: 34720
This commit is contained in:
Chris Lattner 2007-02-28 04:43:48 +00:00
parent ccaec8e7c4
commit 22778a3d1c
1 changed files with 13 additions and 8 deletions
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21
llvm/utils/TableGen/CallingConvEmitter.cpp
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@ -26,9 +26,11 @@ void CallingConvEmitter::run(std::ostream &O) {
// other. // other.
for (unsigned i = 0, e = CCs.size(); i != e; ++i) { for (unsigned i = 0, e = CCs.size(); i != e; ++i) {
O << "static bool " << CCs[i]->getName() O << "static bool " << CCs[i]->getName()
<< "(unsigned ValNo, MVT::ValueType ValVT, MVT::ValueType LocVT,\n" << "(unsigned ValNo, MVT::ValueType ValVT,\n"
<< std::string(CCs[i]->getName().size()+13, ' ') << std::string(CCs[i]->getName().size()+13, ' ')
<< "CCValAssign::LocInfo LocInfo, unsigned ArgFlags, CCState &State);\n"; << "MVT::ValueType LocVT, CCValAssign::LocInfo LocInfo,\n"
<< std::string(CCs[i]->getName().size()+13, ' ')
<< "unsigned ArgFlags, CCState &State);\n";
} }
// Emit each calling convention description in full. // Emit each calling convention description in full.
@ -42,11 +44,11 @@ void CallingConvEmitter::EmitCallingConv(Record *CC, std::ostream &O) {
Counter = 0; Counter = 0;
O << "\n\nstatic bool " << CC->getName() O << "\n\nstatic bool " << CC->getName()
<< "(unsigned ValNo, MVT::ValueType ValVT, MVT::ValueType LocVT,\n" << "(unsigned ValNo, MVT::ValueType ValVT,\n"
<< std::string(CC->getName().size()+13, ' ')
<< "MVT::ValueType LocVT, CCValAssign::LocInfo LocInfo,\n"
<< std::string(CC->getName().size()+13, ' ') << std::string(CC->getName().size()+13, ' ')
<< "CCValAssign::LocInfo LocInfo, "
<< "unsigned ArgFlags, CCState &State) {\n"; << "unsigned ArgFlags, CCState &State) {\n";
// Emit all of the actions, in order. // Emit all of the actions, in order.
for (unsigned i = 0, e = CCActions->getSize(); i != e; ++i) { for (unsigned i = 0, e = CCActions->getSize(); i != e; ++i) {
O << "\n"; O << "\n";
@ -68,7 +70,7 @@ void CallingConvEmitter::EmitAction(Record *Action,
ListInit *VTs = Action->getValueAsListInit("VTs"); ListInit *VTs = Action->getValueAsListInit("VTs");
for (unsigned i = 0, e = VTs->getSize(); i != e; ++i) { for (unsigned i = 0, e = VTs->getSize(); i != e; ++i) {
Record *VT = VTs->getElementAsRecord(i); Record *VT = VTs->getElementAsRecord(i);
if (i != 0) O << " || \n " << IndentStr; if (i != 0) O << " ||\n " << IndentStr;
O << "LocVT == " << getEnumName(getValueType(VT)); O << "LocVT == " << getEnumName(getValueType(VT));
} }
@ -115,11 +117,14 @@ void CallingConvEmitter::EmitAction(Record *Action,
O << IndentStr << "unsigned Offset" << ++Counter O << IndentStr << "unsigned Offset" << ++Counter
<< " = State.AllocateStack(" << Size << ", " << Align << ");\n"; << " = State.AllocateStack(" << Size << ", " << Align << ");\n";
O << IndentStr << "State.addLoc(CCValAssign::getMem(ValNo, ArgVT, Offset" O << IndentStr << "State.addLoc(CCValAssign::getMem(ValNo, ValVT, Offset"
<< Counter << ", LocVT, LocInfo));\n"; << Counter << ", LocVT, LocInfo));\n";
O << IndentStr << "return false;\n"; O << IndentStr << "return false;\n";
} else if (Action->isSubClassOf("CCPromoteToType")) { } else if (Action->isSubClassOf("CCPromoteToType")) {
Record *DestTy = Action->getValueAsDef("DestTy");
O << IndentStr << "LocVT = " << getEnumName(getValueType(DestTy)) <<";\n";
O << IndentStr << "LocInfo = (ArgFlags & 1) ? CCValAssign::SExt"
<< " : CCValAssign::ZExt;\n";
} else { } else {
Action->dump(); Action->dump();
throw "Unknown CCAction!"; throw "Unknown CCAction!";