mirror of
https://github.com/RPCS3/llvm.git
synced 2024-12-14 23:48:56 +00:00
da71cf0ce9
"Type has virtual functions but non-virtual destructor" warnings. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58710 91177308-0d34-0410-b5e6-96231b3b80d8
127 lines
3.6 KiB
C++
127 lines
3.6 KiB
C++
//===- ValueTypes.cpp - Tablegen extended ValueType implementation --------===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// The MVT type is used by tablegen as well as in LLVM. In order to handle
|
|
// extended types, the MVT type uses support functions that call into
|
|
// LLVM's type system code. These aren't accessible in tablegen, so this
|
|
// file provides simple replacements.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "llvm/CodeGen/ValueTypes.h"
|
|
#include "llvm/Support/Streams.h"
|
|
#include <map>
|
|
#include <vector>
|
|
using namespace llvm;
|
|
|
|
namespace llvm {
|
|
|
|
class Type {
|
|
public:
|
|
virtual unsigned getSizeInBits() const = 0;
|
|
virtual ~Type() {}
|
|
};
|
|
|
|
}
|
|
|
|
class ExtendedIntegerType : public Type {
|
|
unsigned BitWidth;
|
|
public:
|
|
explicit ExtendedIntegerType(unsigned bits)
|
|
: BitWidth(bits) {}
|
|
unsigned getSizeInBits() const {
|
|
return getBitWidth();
|
|
}
|
|
unsigned getBitWidth() const {
|
|
return BitWidth;
|
|
}
|
|
};
|
|
|
|
class ExtendedVectorType : public Type {
|
|
MVT ElementType;
|
|
unsigned NumElements;
|
|
public:
|
|
ExtendedVectorType(MVT elty, unsigned num)
|
|
: ElementType(elty), NumElements(num) {}
|
|
unsigned getSizeInBits() const {
|
|
return getNumElements() * getElementType().getSizeInBits();
|
|
}
|
|
MVT getElementType() const {
|
|
return ElementType;
|
|
}
|
|
unsigned getNumElements() const {
|
|
return NumElements;
|
|
}
|
|
};
|
|
|
|
static std::map<unsigned, const Type *>
|
|
ExtendedIntegerTypeMap;
|
|
static std::map<std::pair<uintptr_t, uintptr_t>, const Type *>
|
|
ExtendedVectorTypeMap;
|
|
|
|
MVT MVT::getExtendedIntegerVT(unsigned BitWidth) {
|
|
const Type *&ET = ExtendedIntegerTypeMap[BitWidth];
|
|
if (!ET) ET = new ExtendedIntegerType(BitWidth);
|
|
MVT VT;
|
|
VT.LLVMTy = ET;
|
|
assert(VT.isExtended() && "Type is not extended!");
|
|
return VT;
|
|
}
|
|
|
|
MVT MVT::getExtendedVectorVT(MVT VT, unsigned NumElements) {
|
|
const Type *&ET = ExtendedVectorTypeMap[std::make_pair(VT.getRawBits(),
|
|
NumElements)];
|
|
if (!ET) ET = new ExtendedVectorType(VT, NumElements);
|
|
MVT ResultVT;
|
|
ResultVT.LLVMTy = ET;
|
|
assert(ResultVT.isExtended() && "Type is not extended!");
|
|
return ResultVT;
|
|
}
|
|
|
|
bool MVT::isExtendedFloatingPoint() const {
|
|
assert(isExtended() && "Type is not extended!");
|
|
// Extended floating-point types are not supported yet.
|
|
return false;
|
|
}
|
|
|
|
bool MVT::isExtendedInteger() const {
|
|
assert(isExtended() && "Type is not extended!");
|
|
return dynamic_cast<const ExtendedIntegerType *>(LLVMTy) != 0;
|
|
}
|
|
|
|
bool MVT::isExtendedVector() const {
|
|
assert(isExtended() && "Type is not extended!");
|
|
return dynamic_cast<const ExtendedVectorType *>(LLVMTy) != 0;
|
|
}
|
|
|
|
bool MVT::isExtended64BitVector() const {
|
|
assert(isExtended() && "Type is not extended!");
|
|
return isExtendedVector() && getSizeInBits() == 64;
|
|
}
|
|
|
|
bool MVT::isExtended128BitVector() const {
|
|
assert(isExtended() && "Type is not extended!");
|
|
return isExtendedVector() && getSizeInBits() == 128;
|
|
}
|
|
|
|
MVT MVT::getExtendedVectorElementType() const {
|
|
assert(isExtendedVector() && "Type is not an extended vector!");
|
|
return static_cast<const ExtendedVectorType *>(LLVMTy)->getElementType();
|
|
}
|
|
|
|
unsigned MVT::getExtendedVectorNumElements() const {
|
|
assert(isExtendedVector() && "Type is not an extended vector!");
|
|
return static_cast<const ExtendedVectorType *>(LLVMTy)->getNumElements();
|
|
}
|
|
|
|
unsigned MVT::getExtendedSizeInBits() const {
|
|
assert(isExtended() && "Type is not extended!");
|
|
return LLVMTy->getSizeInBits();
|
|
}
|