X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=utils%2FTableGen%2FCodeGenTarget.cpp;h=9ef64d66b5ccbbcb1d834c370c685f5390e8cf0d;hb=1bcf0f5e45fd4e17b1be5fc80984b3c1722ba381;hp=e41f75a68ab2a1fa217a4decb98e8d273567253a;hpb=da47e6e0d003c873da960361549e57ee4617c301;p=oota-llvm.git diff --git a/utils/TableGen/CodeGenTarget.cpp b/utils/TableGen/CodeGenTarget.cpp index e41f75a68ab..9ef64d66b5c 100644 --- a/utils/TableGen/CodeGenTarget.cpp +++ b/utils/TableGen/CodeGenTarget.cpp @@ -27,13 +27,13 @@ static cl::opt AsmWriterNum("asmwriternum", cl::init(0), cl::desc("Make -gen-asm-writer emit assembly writer #N")); -/// getValueType - Return the MCV::ValueType that the specified TableGen record -/// corresponds to. -MVT::ValueType llvm::getValueType(Record *Rec) { - return (MVT::ValueType)Rec->getValueAsInt("Value"); +/// getValueType - Return the MVT::SimpleValueType that the specified TableGen +/// record corresponds to. +MVT::SimpleValueType llvm::getValueType(Record *Rec) { + return (MVT::SimpleValueType)Rec->getValueAsInt("Value"); } -std::string llvm::getName(MVT::ValueType T) { +std::string llvm::getName(MVT::SimpleValueType T) { switch (T) { case MVT::Other: return "UNKNOWN"; case MVT::i1: return "MVT::i1"; @@ -50,7 +50,10 @@ std::string llvm::getName(MVT::ValueType T) { case MVT::f128: return "MVT::f128"; case MVT::ppcf128: return "MVT::ppcf128"; case MVT::Flag: return "MVT::Flag"; - case MVT::isVoid:return "MVT::void"; + case MVT::isVoid:return "MVT::isVoid"; + case MVT::v2i8: return "MVT::v2i8"; + case MVT::v4i8: return "MVT::v4i8"; + case MVT::v2i16: return "MVT::v2i16"; case MVT::v8i8: return "MVT::v8i8"; case MVT::v4i16: return "MVT::v4i16"; case MVT::v2i32: return "MVT::v2i32"; @@ -65,11 +68,12 @@ std::string llvm::getName(MVT::ValueType T) { case MVT::v3i32: return "MVT::v3i32"; case MVT::v3f32: return "MVT::v3f32"; case MVT::iPTR: return "TLI.getPointerTy()"; + case MVT::iPTRAny: return "TLI.getPointerTy()"; default: assert(0 && "ILLEGAL VALUE TYPE!"); return ""; } } -std::string llvm::getEnumName(MVT::ValueType T) { +std::string llvm::getEnumName(MVT::SimpleValueType T) { switch (T) { case MVT::Other: return "MVT::Other"; case MVT::i1: return "MVT::i1"; @@ -87,6 +91,9 @@ std::string llvm::getEnumName(MVT::ValueType T) { case MVT::ppcf128: return "MVT::ppcf128"; case MVT::Flag: return "MVT::Flag"; case MVT::isVoid:return "MVT::isVoid"; + case MVT::v2i8: return "MVT::v2i8"; + case MVT::v4i8: return "MVT::v4i8"; + case MVT::v2i16: return "MVT::v2i16"; case MVT::v8i8: return "MVT::v8i8"; case MVT::v4i16: return "MVT::v4i16"; case MVT::v2i32: return "MVT::v2i32"; @@ -101,6 +108,7 @@ std::string llvm::getEnumName(MVT::ValueType T) { case MVT::v3i32: return "MVT::v3i32"; case MVT::v3f32: return "MVT::v3f32"; case MVT::iPTR: return "MVT::iPTR"; + case MVT::iPTRAny: return "MVT::iPTRAny"; default: assert(0 && "ILLEGAL VALUE TYPE!"); return ""; } } @@ -133,6 +141,21 @@ const std::string &CodeGenTarget::getName() const { return TargetRec->getName(); } +std::string CodeGenTarget::getInstNamespace() const { + std::string InstNS; + + for (inst_iterator i = inst_begin(), e = inst_end(); i != e; ++i) { + InstNS = i->second.Namespace; + + // Make sure not to pick up "TargetInstrInfo" by accidentally getting + // the namespace off the PHI instruction or something. + if (InstNS != "TargetInstrInfo") + break; + } + + return InstNS; +} + Record *CodeGenTarget::getInstructionSet() const { return TargetRec->getValueAsDef("InstructionSet"); } @@ -181,7 +204,7 @@ std::vector CodeGenTarget::getRegisterVTs(Record *R) const { const CodeGenRegisterClass &RC = RegisterClasses[i]; for (unsigned ei = 0, ee = RC.Elements.size(); ei != ee; ++ei) { if (R == RC.Elements[ei]) { - const std::vector &InVTs = RC.getValueTypes(); + const std::vector &InVTs = RC.getValueTypes(); for (unsigned i = 0, e = InVTs.size(); i != e; ++i) Result.push_back(InVTs[i]); } @@ -231,7 +254,7 @@ CodeGenRegisterClass::CodeGenRegisterClass(Record *R) : TheDef(R) { unsigned Size = R->getValueAsInt("Size"); Namespace = R->getValueAsString("Namespace"); - SpillSize = Size ? Size : MVT::getSizeInBits(VTs[0]); + SpillSize = Size ? Size : MVT(VTs[0]).getSizeInBits(); SpillAlignment = R->getValueAsInt("Alignment"); CopyCost = R->getValueAsInt("CopyCost"); MethodBodies = R->getValueAsCode("MethodBodies"); @@ -286,9 +309,17 @@ getInstructionsByEnumValue(std::vector if (I == Instructions.end()) throw "Could not find 'INLINEASM' instruction!"; const CodeGenInstruction *INLINEASM = &I->second; - I = getInstructions().find("LABEL"); - if (I == Instructions.end()) throw "Could not find 'LABEL' instruction!"; - const CodeGenInstruction *LABEL = &I->second; + I = getInstructions().find("DBG_LABEL"); + if (I == Instructions.end()) throw "Could not find 'DBG_LABEL' instruction!"; + const CodeGenInstruction *DBG_LABEL = &I->second; + + I = getInstructions().find("EH_LABEL"); + if (I == Instructions.end()) throw "Could not find 'EH_LABEL' instruction!"; + const CodeGenInstruction *EH_LABEL = &I->second; + + I = getInstructions().find("GC_LABEL"); + if (I == Instructions.end()) throw "Could not find 'GC_LABEL' instruction!"; + const CodeGenInstruction *GC_LABEL = &I->second; I = getInstructions().find("DECLARE"); if (I == Instructions.end()) throw "Could not find 'DECLARE' instruction!"; @@ -309,22 +340,33 @@ getInstructionsByEnumValue(std::vector throw "Could not find 'IMPLICIT_DEF' instruction!"; const CodeGenInstruction *IMPLICIT_DEF = &I->second; + I = getInstructions().find("SUBREG_TO_REG"); + if (I == Instructions.end()) + throw "Could not find 'SUBREG_TO_REG' instruction!"; + const CodeGenInstruction *SUBREG_TO_REG = &I->second; + // Print out the rest of the instructions now. NumberedInstructions.push_back(PHI); NumberedInstructions.push_back(INLINEASM); - NumberedInstructions.push_back(LABEL); + NumberedInstructions.push_back(DBG_LABEL); + NumberedInstructions.push_back(EH_LABEL); + NumberedInstructions.push_back(GC_LABEL); NumberedInstructions.push_back(DECLARE); NumberedInstructions.push_back(EXTRACT_SUBREG); NumberedInstructions.push_back(INSERT_SUBREG); NumberedInstructions.push_back(IMPLICIT_DEF); + NumberedInstructions.push_back(SUBREG_TO_REG); for (inst_iterator II = inst_begin(), E = inst_end(); II != E; ++II) if (&II->second != PHI && &II->second != INLINEASM && - &II->second != LABEL && + &II->second != DBG_LABEL && + &II->second != EH_LABEL && + &II->second != GC_LABEL && &II->second != DECLARE && &II->second != EXTRACT_SUBREG && &II->second != INSERT_SUBREG && - &II->second != IMPLICIT_DEF) + &II->second != IMPLICIT_DEF && + &II->second != SUBREG_TO_REG) NumberedInstructions.push_back(&II->second); } @@ -359,6 +401,8 @@ ComplexPattern::ComplexPattern(Record *R) { Properties |= 1 << SDNPMayLoad; } else if (PropList[i]->getName() == "SDNPSideEffect") { Properties |= 1 << SDNPSideEffect; + } else if (PropList[i]->getName() == "SDNPMemOperand") { + Properties |= 1 << SDNPMemOperand; } else { cerr << "Unsupported SD Node property '" << PropList[i]->getName() << "' on ComplexPattern '" << R->getName() << "'!\n"; @@ -382,50 +426,49 @@ ComplexPattern::ComplexPattern(Record *R) { // CodeGenIntrinsic Implementation //===----------------------------------------------------------------------===// -std::vector llvm::LoadIntrinsics(const RecordKeeper &RC) { +std::vector llvm::LoadIntrinsics(const RecordKeeper &RC, + bool TargetOnly) { std::vector I = RC.getAllDerivedDefinitions("Intrinsic"); std::vector Result; - // If we are in the context of a target .td file, get the target info so that - // we can decode the current intptr_t. - CodeGenTarget *CGT = 0; - if (Records.getClass("Target") && - Records.getAllDerivedDefinitions("Target").size() == 1) - CGT = new CodeGenTarget(); - - for (unsigned i = 0, e = I.size(); i != e; ++i) - Result.push_back(CodeGenIntrinsic(I[i], CGT)); - delete CGT; + for (unsigned i = 0, e = I.size(); i != e; ++i) { + bool isTarget = I[i]->getValueAsBit("isTarget"); + if (isTarget == TargetOnly) + Result.push_back(CodeGenIntrinsic(I[i])); + } return Result; } -CodeGenIntrinsic::CodeGenIntrinsic(Record *R, CodeGenTarget *CGT) { +CodeGenIntrinsic::CodeGenIntrinsic(Record *R) { TheDef = R; std::string DefName = R->getName(); ModRef = WriteMem; isOverloaded = false; + isCommutative = false; if (DefName.size() <= 4 || - std::string(DefName.begin(), DefName.begin()+4) != "int_") + std::string(DefName.begin(), DefName.begin() + 4) != "int_") throw "Intrinsic '" + DefName + "' does not start with 'int_'!"; + EnumName = std::string(DefName.begin()+4, DefName.end()); + if (R->getValue("GCCBuiltinName")) // Ignore a missing GCCBuiltinName field. GCCBuiltinName = R->getValueAsString("GCCBuiltinName"); - TargetPrefix = R->getValueAsString("TargetPrefix"); + + TargetPrefix = R->getValueAsString("TargetPrefix"); Name = R->getValueAsString("LLVMName"); + if (Name == "") { // If an explicit name isn't specified, derive one from the DefName. Name = "llvm."; + for (unsigned i = 0, e = EnumName.size(); i != e; ++i) - if (EnumName[i] == '_') - Name += '.'; - else - Name += EnumName[i]; + Name += (EnumName[i] == '_') ? '.' : EnumName[i]; } else { // Verify it starts with "llvm.". if (Name.size() <= 5 || - std::string(Name.begin(), Name.begin()+5) != "llvm.") + std::string(Name.begin(), Name.begin() + 5) != "llvm.") throw "Intrinsic '" + DefName + "'s name does not start with 'llvm.'!"; } @@ -433,26 +476,61 @@ CodeGenIntrinsic::CodeGenIntrinsic(Record *R, CodeGenTarget *CGT) { // "llvm..". if (!TargetPrefix.empty()) { if (Name.size() < 6+TargetPrefix.size() || - std::string(Name.begin()+5, Name.begin()+6+TargetPrefix.size()) - != (TargetPrefix+".")) - throw "Intrinsic '" + DefName + "' does not start with 'llvm." + + std::string(Name.begin() + 5, Name.begin() + 6 + TargetPrefix.size()) + != (TargetPrefix + ".")) + throw "Intrinsic '" + DefName + "' does not start with 'llvm." + TargetPrefix + ".'!"; } - // Parse the list of argument types. - ListInit *TypeList = R->getValueAsListInit("Types"); + // Parse the list of return types. + ListInit *TypeList = R->getValueAsListInit("RetTypes"); for (unsigned i = 0, e = TypeList->getSize(); i != e; ++i) { Record *TyEl = TypeList->getElementAsRecord(i); assert(TyEl->isSubClassOf("LLVMType") && "Expected a type!"); - MVT::ValueType VT = getValueType(TyEl->getValueAsDef("VT")); - isOverloaded |= VT == MVT::iAny || VT == MVT::fAny; - ArgVTs.push_back(VT); - ArgTypeDefs.push_back(TyEl); + MVT::SimpleValueType VT; + if (TyEl->isSubClassOf("LLVMMatchType")) { + VT = IS.RetVTs[TyEl->getValueAsInt("Number")]; + // It only makes sense to use the extended and truncated vector element + // variants with iAny types; otherwise, if the intrinsic is not + // overloaded, all the types can be specified directly. + assert(((!TyEl->isSubClassOf("LLVMExtendedElementVectorType") && + !TyEl->isSubClassOf("LLVMTruncatedElementVectorType")) || + VT == MVT::iAny) && "Expected iAny type"); + } else + VT = getValueType(TyEl->getValueAsDef("VT")); + isOverloaded |= VT == MVT::iAny || VT == MVT::fAny || VT == MVT::iPTRAny; + IS.RetVTs.push_back(VT); + IS.RetTypeDefs.push_back(TyEl); } - if (ArgVTs.size() == 0) + + if (IS.RetVTs.size() == 0) throw "Intrinsic '"+DefName+"' needs at least a type for the ret value!"; - + // Parse the list of parameter types. + TypeList = R->getValueAsListInit("ParamTypes"); + for (unsigned i = 0, e = TypeList->getSize(); i != e; ++i) { + Record *TyEl = TypeList->getElementAsRecord(i); + assert(TyEl->isSubClassOf("LLVMType") && "Expected a type!"); + MVT::SimpleValueType VT; + if (TyEl->isSubClassOf("LLVMMatchType")) { + unsigned MatchTy = TyEl->getValueAsInt("Number"); + if (MatchTy < IS.RetVTs.size()) + VT = IS.RetVTs[MatchTy]; + else + VT = IS.ParamVTs[MatchTy - IS.RetVTs.size()]; + // It only makes sense to use the extended and truncated vector element + // variants with iAny types; otherwise, if the intrinsic is not + // overloaded, all the types can be specified directly. + assert(((!TyEl->isSubClassOf("LLVMExtendedElementVectorType") && + !TyEl->isSubClassOf("LLVMTruncatedElementVectorType")) || + VT == MVT::iAny) && "Expected iAny type"); + } else + VT = getValueType(TyEl->getValueAsDef("VT")); + isOverloaded |= VT == MVT::iAny || VT == MVT::fAny || VT == MVT::iPTRAny; + IS.ParamVTs.push_back(VT); + IS.ParamTypeDefs.push_back(TyEl); + } + // Parse the intrinsic properties. ListInit *PropList = R->getValueAsListInit("Properties"); for (unsigned i = 0, e = PropList->getSize(); i != e; ++i) { @@ -470,7 +548,12 @@ CodeGenIntrinsic::CodeGenIntrinsic(Record *R, CodeGenTarget *CGT) { ModRef = WriteArgMem; else if (Property->getName() == "IntrWriteMem") ModRef = WriteMem; - else + else if (Property->getName() == "Commutative") + isCommutative = true; + else if (Property->isSubClassOf("NoCapture")) { + unsigned ArgNo = Property->getValueAsInt("ArgNo"); + ArgumentAttributes.push_back(std::make_pair(ArgNo, NoCapture)); + } else assert(0 && "Unknown property!"); } }