-//===-- ValueTypes.cpp - Implementation of MVT::ValueType methods ---------===//
+//===----------- ValueTypes.cpp - Implementation of EVT 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.
//
//===----------------------------------------------------------------------===//
//
//
//===----------------------------------------------------------------------===//
+#include "llvm/ADT/StringExtras.h"
#include "llvm/CodeGen/ValueTypes.h"
+#include "llvm/LLVMContext.h"
#include "llvm/Type.h"
#include "llvm/DerivedTypes.h"
+#include "llvm/Support/ErrorHandling.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::v16i8: return "v16i8";
- case MVT::v8i16: return "v8i16";
- case MVT::v4i32: return "v4i32";
- case MVT::v2i64: return "v2i64";
- case MVT::v4f32: return "v4f32";
- case MVT::v2f64: return "v2f64";
- }
+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->isFPOrFPVector();
+}
+
+bool EVT::isExtendedInteger() const {
+ assert(isExtended() && "Type is not extended!");
+ return LLVMTy->isIntOrIntVector();
+}
+
+bool EVT::isExtendedVector() const {
+ assert(isExtended() && "Type is not extended!");
+ return isa<VectorType>(LLVMTy);
+}
+
+bool EVT::isExtended64BitVector() const {
+ return isExtendedVector() && getSizeInBits() == 64;
+}
+
+bool EVT::isExtended128BitVector() const {
+ return isExtendedVector() && getSizeInBits() == 128;
+}
+
+bool EVT::isExtended256BitVector() const {
+ return isExtendedVector() && getSizeInBits() == 256;
+}
+
+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 (const IntegerType *ITy = dyn_cast<IntegerType>(LLVMTy))
+ return ITy->getBitWidth();
+ if (const VectorType *VTy = dyn_cast<VectorType>(LLVMTy))
+ return VTy->getBitWidth();
+ assert(false && "Unrecognized extended type!");
+ return 0; // Suppress warnings.
}
-/// 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 == 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;
+/// 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!");
+ 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::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::v2i16: return "v2i16";
+ case MVT::v4i16: return "v4i16";
+ case MVT::v8i16: return "v8i16";
+ case MVT::v16i16: return "v16i16";
+ case MVT::v2i32: return "v2i32";
+ case MVT::v4i32: return "v4i32";
+ case MVT::v8i32: return "v8i32";
+ case MVT::v1i64: return "v1i64";
+ case MVT::v2i64: return "v2i64";
+ case MVT::v4i64: return "v4i64";
+ case MVT::v2f32: return "v2f32";
+ case MVT::v4f32: return "v4f32";
+ case MVT::v8f32: return "v8f32";
+ case MVT::v2f64: return "v2f64";
+ case MVT::v4f64: return "v4f64";
}
- 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 PackedType::get(Type::Int8Ty, 8);
- case MVT::v4i16: return PackedType::get(Type::Int16Ty, 4);
- case MVT::v2i32: return PackedType::get(Type::Int32Ty, 2);
- case MVT::v16i8: return PackedType::get(Type::Int8Ty, 16);
- case MVT::v8i16: return PackedType::get(Type::Int16Ty, 8);
- case MVT::v4i32: return PackedType::get(Type::Int32Ty, 4);
- case MVT::v2i64: return PackedType::get(Type::Int64Ty, 2);
- case MVT::v4f32: return PackedType::get(Type::FloatTy, 4);
- case MVT::v2f64: return PackedType::get(Type::DoubleTy, 2);
+/// 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.
+const 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::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::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::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::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::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::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::v2f64: return VectorType::get(Type::getDoubleTy(Context), 2);
+ case MVT::v4f64: return VectorType::get(Type::getDoubleTy(Context), 4);
+ case MVT::Metadata: return Type::getMetadataTy(Context);
+ }
+}
+
+/// 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(const Type *Ty, bool HandleUnknown){
+ switch (Ty->getTypeID()) {
+ default:
+ if (HandleUnknown) return MVT(MVT::Other);
+ llvm_unreachable("Unknown type!");
+ return MVT::isVoid;
+ case Type::VoidTyID:
+ return MVT::isVoid;
+ case Type::IntegerTyID:
+ return getIntegerVT(Ty->getContext(), cast<IntegerType>(Ty)->getBitWidth());
+ case Type::FloatTyID: return MVT(MVT::f32);
+ case Type::DoubleTyID: return MVT(MVT::f64);
+ case Type::X86_FP80TyID: return MVT(MVT::f80);
+ 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: {
+ const VectorType *VTy = cast<VectorType>(Ty);
+ return getVectorVT(Ty->getContext(), getEVT(VTy->getElementType(), false),
+ VTy->getNumElements());
+ }
}
}
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