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Diffstat (limited to 'lib/IR/ValueTypes.cpp')
| -rw-r--r-- | lib/IR/ValueTypes.cpp | 277 |
1 files changed, 277 insertions, 0 deletions
diff --git a/lib/IR/ValueTypes.cpp b/lib/IR/ValueTypes.cpp new file mode 100644 index 0000000000..72d248c7c9 --- /dev/null +++ b/lib/IR/ValueTypes.cpp @@ -0,0 +1,277 @@ +//===----------- ValueTypes.cpp - Implementation of EVT methods -----------===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file implements methods in the CodeGen/ValueTypes.h header. +// +//===----------------------------------------------------------------------===// + +#include "llvm/CodeGen/ValueTypes.h" +#include "llvm/ADT/StringExtras.h" +#include "llvm/DerivedTypes.h" +#include "llvm/LLVMContext.h" +#include "llvm/Support/ErrorHandling.h" +#include "llvm/Type.h" +using namespace llvm; + +EVT EVT::changeExtendedVectorElementTypeToInteger() const { + LLVMContext &Context = LLVMTy->getContext(); + EVT IntTy = getIntegerVT(Context, getVectorElementType().getSizeInBits()); + return getVectorVT(Context, IntTy, getVectorNumElements()); +} + +EVT EVT::getExtendedIntegerVT(LLVMContext &Context, unsigned BitWidth) { + EVT VT; + VT.LLVMTy = IntegerType::get(Context, BitWidth); + assert(VT.isExtended() && "Type is not extended!"); + return VT; +} + +EVT EVT::getExtendedVectorVT(LLVMContext &Context, EVT VT, + unsigned NumElements) { + EVT ResultVT; + ResultVT.LLVMTy = VectorType::get(VT.getTypeForEVT(Context), NumElements); + assert(ResultVT.isExtended() && "Type is not extended!"); + return ResultVT; +} + +bool EVT::isExtendedFloatingPoint() const { + assert(isExtended() && "Type is not extended!"); + return LLVMTy->isFPOrFPVectorTy(); +} + +bool EVT::isExtendedInteger() const { + assert(isExtended() && "Type is not extended!"); + return LLVMTy->isIntOrIntVectorTy(); +} + +bool EVT::isExtendedVector() const { + assert(isExtended() && "Type is not extended!"); + return LLVMTy->isVectorTy(); +} + +bool EVT::isExtended16BitVector() const { + return isExtendedVector() && getExtendedSizeInBits() == 16; +} + +bool EVT::isExtended32BitVector() const { + return isExtendedVector() && getExtendedSizeInBits() == 32; +} + +bool EVT::isExtended64BitVector() const { + return isExtendedVector() && getExtendedSizeInBits() == 64; +} + +bool EVT::isExtended128BitVector() const { + return isExtendedVector() && getExtendedSizeInBits() == 128; +} + +bool EVT::isExtended256BitVector() const { + return isExtendedVector() && getExtendedSizeInBits() == 256; +} + +bool EVT::isExtended512BitVector() const { + return isExtendedVector() && getExtendedSizeInBits() == 512; +} + +bool EVT::isExtended1024BitVector() const { + return isExtendedVector() && getExtendedSizeInBits() == 1024; +} + +EVT EVT::getExtendedVectorElementType() const { + assert(isExtended() && "Type is not extended!"); + return EVT::getEVT(cast<VectorType>(LLVMTy)->getElementType()); +} + +unsigned EVT::getExtendedVectorNumElements() const { + assert(isExtended() && "Type is not extended!"); + return cast<VectorType>(LLVMTy)->getNumElements(); +} + +unsigned EVT::getExtendedSizeInBits() const { + assert(isExtended() && "Type is not extended!"); + if (IntegerType *ITy = dyn_cast<IntegerType>(LLVMTy)) + return ITy->getBitWidth(); + if (VectorType *VTy = dyn_cast<VectorType>(LLVMTy)) + return VTy->getBitWidth(); + llvm_unreachable("Unrecognized extended type!"); +} + +/// getEVTString - This function returns value type as a string, e.g. "i32". +std::string EVT::getEVTString() const { + switch (V.SimpleTy) { + default: + if (isVector()) + return "v" + utostr(getVectorNumElements()) + + getVectorElementType().getEVTString(); + if (isInteger()) + return "i" + utostr(getSizeInBits()); + llvm_unreachable("Invalid EVT!"); + 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::f16: return "f16"; + 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::Glue: return "glue"; + case MVT::x86mmx: return "x86mmx"; + case MVT::v2i1: return "v2i1"; + case MVT::v4i1: return "v4i1"; + case MVT::v8i1: return "v8i1"; + case MVT::v16i1: return "v16i1"; + case MVT::v32i1: return "v32i1"; + case MVT::v64i1: return "v64i1"; + case MVT::v2i8: return "v2i8"; + case MVT::v4i8: return "v4i8"; + case MVT::v8i8: return "v8i8"; + case MVT::v16i8: return "v16i8"; + case MVT::v32i8: return "v32i8"; + case MVT::v64i8: return "v64i8"; + case MVT::v1i16: return "v1i16"; + case MVT::v2i16: return "v2i16"; + case MVT::v4i16: return "v4i16"; + case MVT::v8i16: return "v8i16"; + case MVT::v16i16: return "v16i16"; + case MVT::v32i16: return "v32i16"; + case MVT::v1i32: return "v1i32"; + case MVT::v2i32: return "v2i32"; + case MVT::v4i32: return "v4i32"; + case MVT::v8i32: return "v8i32"; + case MVT::v16i32: return "v16i32"; + case MVT::v1i64: return "v1i64"; + case MVT::v2i64: return "v2i64"; + case MVT::v4i64: return "v4i64"; + case MVT::v8i64: return "v8i64"; + case MVT::v16i64: return "v16i64"; + case MVT::v2f32: return "v2f32"; + case MVT::v2f16: return "v2f16"; + case MVT::v4f32: return "v4f32"; + case MVT::v8f32: return "v8f32"; + case MVT::v16f32: return "v16f32"; + case MVT::v2f64: return "v2f64"; + case MVT::v4f64: return "v4f64"; + case MVT::v8f64: return "v8f64"; + case MVT::Metadata:return "Metadata"; + case MVT::Untyped: return "Untyped"; + } +} + +/// getTypeForEVT - This method returns an LLVM type corresponding to the +/// specified EVT. For integer types, this returns an unsigned type. Note +/// that this will abort for types that cannot be represented. +Type *EVT::getTypeForEVT(LLVMContext &Context) const { + switch (V.SimpleTy) { + default: + assert(isExtended() && "Type is not extended!"); + return LLVMTy; + case MVT::isVoid: return Type::getVoidTy(Context); + case MVT::i1: return Type::getInt1Ty(Context); + case MVT::i8: return Type::getInt8Ty(Context); + case MVT::i16: return Type::getInt16Ty(Context); + case MVT::i32: return Type::getInt32Ty(Context); + case MVT::i64: return Type::getInt64Ty(Context); + case MVT::i128: return IntegerType::get(Context, 128); + case MVT::f16: return Type::getHalfTy(Context); + case MVT::f32: return Type::getFloatTy(Context); + case MVT::f64: return Type::getDoubleTy(Context); + case MVT::f80: return Type::getX86_FP80Ty(Context); + case MVT::f128: return Type::getFP128Ty(Context); + case MVT::ppcf128: return Type::getPPC_FP128Ty(Context); + case MVT::x86mmx: return Type::getX86_MMXTy(Context); + case MVT::v2i1: return VectorType::get(Type::getInt1Ty(Context), 2); + case MVT::v4i1: return VectorType::get(Type::getInt1Ty(Context), 4); + case MVT::v8i1: return VectorType::get(Type::getInt1Ty(Context), 8); + case MVT::v16i1: return VectorType::get(Type::getInt1Ty(Context), 16); + case MVT::v32i1: return VectorType::get(Type::getInt1Ty(Context), 32); + case MVT::v64i1: return VectorType::get(Type::getInt1Ty(Context), 64); + case MVT::v2i8: return VectorType::get(Type::getInt8Ty(Context), 2); + case MVT::v4i8: return VectorType::get(Type::getInt8Ty(Context), 4); + case MVT::v8i8: return VectorType::get(Type::getInt8Ty(Context), 8); + case MVT::v16i8: return VectorType::get(Type::getInt8Ty(Context), 16); + case MVT::v32i8: return VectorType::get(Type::getInt8Ty(Context), 32); + case MVT::v64i8: return VectorType::get(Type::getInt8Ty(Context), 64); + case MVT::v1i16: return VectorType::get(Type::getInt16Ty(Context), 1); + case MVT::v2i16: return VectorType::get(Type::getInt16Ty(Context), 2); + case MVT::v4i16: return VectorType::get(Type::getInt16Ty(Context), 4); + case MVT::v8i16: return VectorType::get(Type::getInt16Ty(Context), 8); + case MVT::v16i16: return VectorType::get(Type::getInt16Ty(Context), 16); + case MVT::v32i16: return VectorType::get(Type::getInt16Ty(Context), 32); + case MVT::v1i32: return VectorType::get(Type::getInt32Ty(Context), 1); + case MVT::v2i32: return VectorType::get(Type::getInt32Ty(Context), 2); + case MVT::v4i32: return VectorType::get(Type::getInt32Ty(Context), 4); + case MVT::v8i32: return VectorType::get(Type::getInt32Ty(Context), 8); + case MVT::v16i32: return VectorType::get(Type::getInt32Ty(Context), 16); + case MVT::v1i64: return VectorType::get(Type::getInt64Ty(Context), 1); + case MVT::v2i64: return VectorType::get(Type::getInt64Ty(Context), 2); + case MVT::v4i64: return VectorType::get(Type::getInt64Ty(Context), 4); + case MVT::v8i64: return VectorType::get(Type::getInt64Ty(Context), 8); + case MVT::v16i64: return VectorType::get(Type::getInt64Ty(Context), 16); + case MVT::v2f16: return VectorType::get(Type::getHalfTy(Context), 2); + case MVT::v2f32: return VectorType::get(Type::getFloatTy(Context), 2); + case MVT::v4f32: return VectorType::get(Type::getFloatTy(Context), 4); + case MVT::v8f32: return VectorType::get(Type::getFloatTy(Context), 8); + case MVT::v16f32: return VectorType::get(Type::getFloatTy(Context), 16); + case MVT::v2f64: return VectorType::get(Type::getDoubleTy(Context), 2); + case MVT::v4f64: return VectorType::get(Type::getDoubleTy(Context), 4); + case MVT::v8f64: return VectorType::get(Type::getDoubleTy(Context), 8); + case MVT::Metadata: return Type::getMetadataTy(Context); + } +} + +/// 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::getVT(Type *Ty, bool HandleUnknown){ + switch (Ty->getTypeID()) { + default: + if (HandleUnknown) return MVT(MVT::Other); + llvm_unreachable("Unknown type!"); + case Type::VoidTyID: + return MVT::isVoid; + case Type::IntegerTyID: + return getIntegerVT(cast<IntegerType>(Ty)->getBitWidth()); + case Type::HalfTyID: return MVT(MVT::f16); + case Type::FloatTyID: return MVT(MVT::f32); + case Type::DoubleTyID: return MVT(MVT::f64); + case Type::X86_FP80TyID: return MVT(MVT::f80); + case Type::X86_MMXTyID: return MVT(MVT::x86mmx); + case Type::FP128TyID: return MVT(MVT::f128); + case Type::PPC_FP128TyID: return MVT(MVT::ppcf128); + case Type::PointerTyID: return MVT(MVT::iPTR); + case Type::VectorTyID: { + VectorType *VTy = cast<VectorType>(Ty); + return getVectorVT( + getVT(VTy->getElementType(), false), VTy->getNumElements()); + } + } +} + +/// getEVT - 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. +EVT EVT::getEVT(Type *Ty, bool HandleUnknown){ + switch (Ty->getTypeID()) { + default: + return MVT::getVT(Ty, HandleUnknown); + case Type::IntegerTyID: + return getIntegerVT(Ty->getContext(), cast<IntegerType>(Ty)->getBitWidth()); + case Type::VectorTyID: { + VectorType *VTy = cast<VectorType>(Ty); + return getVectorVT(Ty->getContext(), getEVT(VTy->getElementType(), false), + VTy->getNumElements()); + } + } +} |