X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FVMCore%2FValueTypes.cpp;h=ca23284a1714ab7aa9a1850ecb501c94d2647266;hb=629c1a3f78494d0dd769fe82bd2bd17df0555843;hp=e7881610e923a16db79f642886c9d12caba697e7;hpb=d520559d5863a703026ab1e47033c916978e56ac;p=oota-llvm.git diff --git a/lib/VMCore/ValueTypes.cpp b/lib/VMCore/ValueTypes.cpp index e7881610e92..ca23284a171 100644 --- a/lib/VMCore/ValueTypes.cpp +++ b/lib/VMCore/ValueTypes.cpp @@ -1,9 +1,9 @@ -//===-- ValueTypes.cpp - Implementation of MVT::ValueType methods ---------===// +//===----------- ValueTypes.cpp - Implementation of MVT methods -----------===// // // The LLVM Compiler Infrastructure // -// This file was developed by the LLVM research group and is distributed under -// the University of Illinois Open Source License. See LICENSE.TXT for details. +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// // @@ -11,136 +11,117 @@ // //===----------------------------------------------------------------------===// +#include "llvm/ADT/StringExtras.h" #include "llvm/CodeGen/ValueTypes.h" #include "llvm/Type.h" #include "llvm/DerivedTypes.h" using namespace llvm; -/// MVT::getValueTypeString - This function returns value type as a string, -/// e.g. "i32". -const char *MVT::getValueTypeString(MVT::ValueType VT) { - switch (VT) { - default: assert(0 && "Invalid ValueType!"); - case MVT::i1: return "i1"; - case MVT::i8: return "i8"; - case MVT::i16: return "i16"; - case MVT::i32: return "i32"; - case MVT::i64: return "i64"; - case MVT::i128: return "i128"; - case MVT::f32: return "f32"; - case MVT::f64: return "f64"; - case MVT::f80: return "f80"; - case MVT::f128: return "f128"; - case MVT::isVoid:return "isVoid"; - case MVT::Other: return "ch"; - case MVT::Flag: return "flag"; - case MVT::Vector:return "vec"; - case MVT::v8i8: return "v8i8"; - case MVT::v4i16: return "v4i16"; - case MVT::v2i32: return "v2i32"; - case MVT::v1i64: return "v1i64"; - case MVT::v16i8: return "v16i8"; - case MVT::v8i16: return "v8i16"; - case MVT::v4i32: return "v4i32"; - case MVT::v2i64: return "v2i64"; - case MVT::v2f32: return "v2f32"; - case MVT::v4f32: return "v4f32"; - case MVT::v2f64: return "v2f64"; - } -} - -/// MVT::getVectorType - Returns the ValueType that represents a vector -/// NumElements in length, where each element is of type VT. If there is no -/// ValueType that represents this vector, a ValueType of Other is returned. -/// -MVT::ValueType MVT::getVectorType(ValueType VT, unsigned NumElements) { - switch (VT) { - default: - break; - case MVT::i8: - if (NumElements == 8) return MVT::v8i8; - if (NumElements == 16) return MVT::v16i8; - break; - case MVT::i16: - if (NumElements == 4) return MVT::v4i16; - if (NumElements == 8) return MVT::v8i16; - break; - case MVT::i32: - if (NumElements == 2) return MVT::v2i32; - if (NumElements == 4) return MVT::v4i32; - break; - case MVT::i64: - if (NumElements == 1) return MVT::v1i64; - if (NumElements == 2) return MVT::v2i64; - break; - case MVT::f32: - if (NumElements == 2) return MVT::v2f32; - if (NumElements == 4) return MVT::v4f32; - break; - case MVT::f64: - if (NumElements == 2) return MVT::v2f64; - break; +/// getMVTString - This function returns value type as a string, e.g. "i32". +std::string MVT::getMVTString() const { + switch (V) { + default: + if (isVector()) + return "v" + utostr(getVectorNumElements()) + + getVectorElementType().getMVTString(); + if (isInteger()) + return "i" + utostr(getSizeInBits()); + assert(0 && "Invalid MVT!"); + return "?"; + case MVT::i1: return "i1"; + case MVT::i8: return "i8"; + case MVT::i16: return "i16"; + case MVT::i32: return "i32"; + case MVT::i64: return "i64"; + case MVT::i128: return "i128"; + case MVT::f32: return "f32"; + case MVT::f64: return "f64"; + case MVT::f80: return "f80"; + case MVT::f128: return "f128"; + case MVT::ppcf128: return "ppcf128"; + case MVT::isVoid: return "isVoid"; + case MVT::Other: return "ch"; + case MVT::Flag: return "flag"; + case MVT::v8i8: return "v8i8"; + case MVT::v4i16: return "v4i16"; + case MVT::v2i32: return "v2i32"; + case MVT::v1i64: return "v1i64"; + case MVT::v16i8: return "v16i8"; + case MVT::v8i16: return "v8i16"; + case MVT::v4i32: return "v4i32"; + case MVT::v2i64: return "v2i64"; + case MVT::v2f32: return "v2f32"; + case MVT::v4f32: return "v4f32"; + case MVT::v2f64: return "v2f64"; + case MVT::v3i32: return "v3i32"; + case MVT::v3f32: return "v3f32"; } - return MVT::Other; } -/// MVT::getTypeForValueType - This method returns an LLVM type corresponding -/// to the specified ValueType. Note that this will abort for types that cannot -/// be represented. -const Type *MVT::getTypeForValueType(MVT::ValueType VT) { - switch (VT) { - default: assert(0 && "ValueType does not correspond to LLVM type!"); - case MVT::isVoid:return Type::VoidTy; - case MVT::i1: return Type::Int1Ty; - case MVT::i8: return Type::Int8Ty; - case MVT::i16: return Type::Int16Ty; - case MVT::i32: return Type::Int32Ty; - case MVT::i64: return Type::Int64Ty; - case MVT::i128: return IntegerType::get(128); - case MVT::f32: return Type::FloatTy; - case MVT::f64: return Type::DoubleTy; - case MVT::v8i8: return VectorType::get(Type::Int8Ty, 8); - case MVT::v4i16: return VectorType::get(Type::Int16Ty, 4); - case MVT::v2i32: return VectorType::get(Type::Int32Ty, 2); - case MVT::v1i64: return VectorType::get(Type::Int64Ty, 1); - case MVT::v16i8: return VectorType::get(Type::Int8Ty, 16); - case MVT::v8i16: return VectorType::get(Type::Int16Ty, 8); - case MVT::v4i32: return VectorType::get(Type::Int32Ty, 4); - case MVT::v2i64: return VectorType::get(Type::Int64Ty, 2); - case MVT::v2f32: return VectorType::get(Type::FloatTy, 2); - case MVT::v4f32: return VectorType::get(Type::FloatTy, 4); - case MVT::v2f64: return VectorType::get(Type::DoubleTy, 2); +/// getTypeForMVT - This method returns an LLVM type corresponding to the +/// specified MVT. For integer types, this returns an unsigned type. Note +/// that this will abort for types that cannot be represented. +const Type *MVT::getTypeForMVT() const { + switch (V) { + default: + if (isVector()) + return VectorType::get(getVectorElementType().getTypeForMVT(), + getVectorNumElements()); + if (isInteger()) + return IntegerType::get(getSizeInBits()); + assert(0 && "MVT does not correspond to LLVM type!"); + return Type::VoidTy; + case MVT::isVoid: return Type::VoidTy; + case MVT::i1: return Type::Int1Ty; + case MVT::i8: return Type::Int8Ty; + case MVT::i16: return Type::Int16Ty; + case MVT::i32: return Type::Int32Ty; + case MVT::i64: return Type::Int64Ty; + case MVT::i128: return IntegerType::get(128); + case MVT::f32: return Type::FloatTy; + case MVT::f64: return Type::DoubleTy; + case MVT::f80: return Type::X86_FP80Ty; + case MVT::f128: return Type::FP128Ty; + case MVT::ppcf128: return Type::PPC_FP128Ty; + case MVT::v8i8: return VectorType::get(Type::Int8Ty, 8); + case MVT::v4i16: return VectorType::get(Type::Int16Ty, 4); + case MVT::v2i32: return VectorType::get(Type::Int32Ty, 2); + case MVT::v1i64: return VectorType::get(Type::Int64Ty, 1); + case MVT::v16i8: return VectorType::get(Type::Int8Ty, 16); + case MVT::v8i16: return VectorType::get(Type::Int16Ty, 8); + case MVT::v4i32: return VectorType::get(Type::Int32Ty, 4); + case MVT::v2i64: return VectorType::get(Type::Int64Ty, 2); + case MVT::v2f32: return VectorType::get(Type::FloatTy, 2); + case MVT::v4f32: return VectorType::get(Type::FloatTy, 4); + case MVT::v2f64: return VectorType::get(Type::DoubleTy, 2); + case MVT::v3i32: return VectorType::get(Type::Int32Ty, 3); + case MVT::v3f32: return VectorType::get(Type::FloatTy, 3); } } -/// MVT::getValueType - Return the value type corresponding to the specified -/// type. This returns all vectors as MVT::Vector and all pointers as -/// MVT::iPTR. If HandleUnknown is true, unknown types are returned as Other, -/// otherwise they are invalid. -MVT::ValueType MVT::getValueType(const Type *Ty, bool HandleUnknown) { +/// getMVT - Return the value type corresponding to the specified type. This +/// returns all pointers as MVT::iPTR. If HandleUnknown is true, unknown types +/// are returned as Other, otherwise they are invalid. +MVT MVT::getMVT(const Type *Ty, bool HandleUnknown){ switch (Ty->getTypeID()) { default: if (HandleUnknown) return MVT::Other; assert(0 && "Unknown type!"); + return MVT::isVoid; case Type::VoidTyID: return MVT::isVoid; case Type::IntegerTyID: - switch (cast(Ty)->getBitWidth()) { - default: - // FIXME: Return MVT::iANY. - if (HandleUnknown) return MVT::Other; - assert(0 && "Invalid width for value type"); - case 1: return MVT::i1; - case 8: return MVT::i8; - case 16: return MVT::i16; - case 32: return MVT::i32; - case 64: return MVT::i64; - case 128: return MVT::i128; - } - break; - case Type::FloatTyID: return MVT::f32; - case Type::DoubleTyID: return MVT::f64; - case Type::PointerTyID: return MVT::iPTR; - case Type::VectorTyID: return MVT::Vector; + return getIntegerVT(cast(Ty)->getBitWidth()); + case Type::FloatTyID: return MVT::f32; + case Type::DoubleTyID: return MVT::f64; + case Type::X86_FP80TyID: return MVT::f80; + case Type::FP128TyID: return MVT::f128; + case Type::PPC_FP128TyID: return MVT::ppcf128; + case Type::PointerTyID: return MVT::iPTR; + case Type::VectorTyID: { + const VectorType *VTy = cast(Ty); + return getVectorVT(getMVT(VTy->getElementType(), false), + VTy->getNumElements()); + } } }