X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=utils%2FTableGen%2FCodeGenTarget.cpp;h=9ef64d66b5ccbbcb1d834c370c685f5390e8cf0d;hb=1bcf0f5e45fd4e17b1be5fc80984b3c1722ba381;hp=d9f4c3e341350d425f7eba3765b74003dfb9fd0d;hpb=ba6783ec8c0a5512a6c9abc6d7158471feeaaa7c;p=oota-llvm.git diff --git a/utils/TableGen/CodeGenTarget.cpp b/utils/TableGen/CodeGenTarget.cpp index d9f4c3e3413..9ef64d66b5c 100644 --- a/utils/TableGen/CodeGenTarget.cpp +++ b/utils/TableGen/CodeGenTarget.cpp @@ -51,6 +51,9 @@ std::string llvm::getName(MVT::SimpleValueType 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"; @@ -88,6 +91,9 @@ std::string llvm::getEnumName(MVT::SimpleValueType 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"; @@ -135,6 +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"); } @@ -405,13 +426,17 @@ 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; - for (unsigned i = 0, e = I.size(); i != e; ++i) - Result.push_back(CodeGenIntrinsic(I[i])); + 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; } @@ -423,25 +448,27 @@ CodeGenIntrinsic::CodeGenIntrinsic(Record *R) { 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.'!"; } @@ -449,26 +476,61 @@ CodeGenIntrinsic::CodeGenIntrinsic(Record *R) { // "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::SimpleValueType VT = getValueType(TyEl->getValueAsDef("VT")); + 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; - ArgVTs.push_back(VT); - ArgTypeDefs.push_back(TyEl); + 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) { @@ -488,7 +550,10 @@ CodeGenIntrinsic::CodeGenIntrinsic(Record *R) { ModRef = WriteMem; else if (Property->getName() == "Commutative") isCommutative = true; - else + else if (Property->isSubClassOf("NoCapture")) { + unsigned ArgNo = Property->getValueAsInt("ArgNo"); + ArgumentAttributes.push_back(std::make_pair(ArgNo, NoCapture)); + } else assert(0 && "Unknown property!"); } }