mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-30 05:29:47 +00:00
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61209 91177308-0d34-0410-b5e6-96231b3b80d8
186 lines
6.6 KiB
C++
186 lines
6.6 KiB
C++
//===----------- ValueTypes.cpp - Implementation of MVT 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/ADT/StringExtras.h"
|
|
#include "llvm/CodeGen/ValueTypes.h"
|
|
#include "llvm/Type.h"
|
|
#include "llvm/DerivedTypes.h"
|
|
using namespace llvm;
|
|
|
|
MVT MVT::getExtendedIntegerVT(unsigned BitWidth) {
|
|
MVT VT;
|
|
VT.LLVMTy = IntegerType::get(BitWidth);
|
|
assert(VT.isExtended() && "Type is not extended!");
|
|
return VT;
|
|
}
|
|
|
|
MVT MVT::getExtendedVectorVT(MVT VT, unsigned NumElements) {
|
|
MVT ResultVT;
|
|
ResultVT.LLVMTy = VectorType::get(VT.getTypeForMVT(), NumElements);
|
|
assert(ResultVT.isExtended() && "Type is not extended!");
|
|
return ResultVT;
|
|
}
|
|
|
|
bool MVT::isExtendedFloatingPoint() const {
|
|
assert(isExtended() && "Type is not extended!");
|
|
return LLVMTy->isFPOrFPVector();
|
|
}
|
|
|
|
bool MVT::isExtendedInteger() const {
|
|
assert(isExtended() && "Type is not extended!");
|
|
return LLVMTy->isIntOrIntVector();
|
|
}
|
|
|
|
bool MVT::isExtendedVector() const {
|
|
assert(isExtended() && "Type is not extended!");
|
|
return isa<VectorType>(LLVMTy);
|
|
}
|
|
|
|
bool MVT::isExtended64BitVector() const {
|
|
return isExtendedVector() && getSizeInBits() == 64;
|
|
}
|
|
|
|
bool MVT::isExtended128BitVector() const {
|
|
return isExtendedVector() && getSizeInBits() == 128;
|
|
}
|
|
|
|
MVT MVT::getExtendedVectorElementType() const {
|
|
assert(isExtended() && "Type is not extended!");
|
|
return MVT::getMVT(cast<VectorType>(LLVMTy)->getElementType());
|
|
}
|
|
|
|
unsigned MVT::getExtendedVectorNumElements() const {
|
|
assert(isExtended() && "Type is not extended!");
|
|
return cast<VectorType>(LLVMTy)->getNumElements();
|
|
}
|
|
|
|
unsigned MVT::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.
|
|
}
|
|
|
|
/// 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::v2i8: return "v2i8";
|
|
case MVT::v4i8: return "v4i8";
|
|
case MVT::v2i16: return "v2i16";
|
|
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";
|
|
}
|
|
}
|
|
|
|
/// 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:
|
|
assert(isExtended() && "Type is not extended!");
|
|
return LLVMTy;
|
|
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::v2i8: return VectorType::get(Type::Int8Ty, 2);
|
|
case MVT::v4i8: return VectorType::get(Type::Int8Ty, 4);
|
|
case MVT::v2i16: return VectorType::get(Type::Int16Ty, 2);
|
|
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);
|
|
}
|
|
}
|
|
|
|
/// 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:
|
|
return getIntegerVT(cast<IntegerType>(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<VectorType>(Ty);
|
|
return getVectorVT(getMVT(VTy->getElementType(), false),
|
|
VTy->getNumElements());
|
|
}
|
|
}
|
|
}
|