#ifndef LLVM_CODEGEN_VALUETYPES_H
#define LLVM_CODEGEN_VALUETYPES_H
#include <cassert>
#include <string>
#include "llvm/System/DataTypes.h"
#include "llvm/Support/MathExtras.h"
namespace llvm {
class Type;
class LLVMContext;
struct EVT;
class MVT { public:
enum SimpleValueType {
Other = 0, i1 = 1, i8 = 2, i16 = 3, i32 = 4, i64 = 5, i128 = 6,
FIRST_INTEGER_VALUETYPE = i1,
LAST_INTEGER_VALUETYPE = i128,
f32 = 7, f64 = 8, f80 = 9, f128 = 10, ppcf128 = 11,
v2i8 = 12, v4i8 = 13, v8i8 = 14, v16i8 = 15, v32i8 = 16, v2i16 = 17, v4i16 = 18, v8i16 = 19, v16i16 = 20, v2i32 = 21, v4i32 = 22, v8i32 = 23, v1i64 = 24, v2i64 = 25, v4i64 = 26, v8i64 = 27,
v2f32 = 28, v4f32 = 29, v8f32 = 30, v2f64 = 31, v4f64 = 32,
FIRST_VECTOR_VALUETYPE = v2i8,
LAST_VECTOR_VALUETYPE = v4f64,
x86mmx = 33,
Flag = 34,
isVoid = 35,
LAST_VALUETYPE = 36,
MAX_ALLOWED_VALUETYPE = 64,
Metadata = 250,
iPTRAny = 251,
vAny = 252,
fAny = 253,
iAny = 254,
iPTR = 255,
LastSimpleValueType = 255,
INVALID_SIMPLE_VALUE_TYPE = LastSimpleValueType + 1
};
SimpleValueType SimpleTy;
MVT() : SimpleTy((SimpleValueType)(INVALID_SIMPLE_VALUE_TYPE)) {}
MVT(SimpleValueType SVT) : SimpleTy(SVT) { }
bool operator>(const MVT& S) const { return SimpleTy > S.SimpleTy; }
bool operator<(const MVT& S) const { return SimpleTy < S.SimpleTy; }
bool operator==(const MVT& S) const { return SimpleTy == S.SimpleTy; }
bool operator>=(const MVT& S) const { return SimpleTy >= S.SimpleTy; }
bool operator<=(const MVT& S) const { return SimpleTy <= S.SimpleTy; }
bool isFloatingPoint() const {
return ((SimpleTy >= MVT::f32 && SimpleTy <= MVT::ppcf128) ||
(SimpleTy >= MVT::v2f32 && SimpleTy <= MVT::v4f64));
}
bool isInteger() const {
return ((SimpleTy >= MVT::FIRST_INTEGER_VALUETYPE &&
SimpleTy <= MVT::LAST_INTEGER_VALUETYPE) ||
(SimpleTy >= MVT::v2i8 && SimpleTy <= MVT::v8i64));
}
bool isVector() const {
return (SimpleTy >= MVT::FIRST_VECTOR_VALUETYPE &&
SimpleTy <= MVT::LAST_VECTOR_VALUETYPE);
}
bool isPow2VectorType() const {
unsigned NElts = getVectorNumElements();
return !(NElts & (NElts - 1));
}
MVT getPow2VectorType() const {
if (isPow2VectorType())
return *this;
unsigned NElts = getVectorNumElements();
unsigned Pow2NElts = 1 << Log2_32_Ceil(NElts);
return MVT::getVectorVT(getVectorElementType(), Pow2NElts);
}
MVT getScalarType() const {
return isVector() ? getVectorElementType() : *this;
}
MVT getVectorElementType() const {
switch (SimpleTy) {
default:
return (MVT::SimpleValueType)(MVT::INVALID_SIMPLE_VALUE_TYPE);
case v2i8 :
case v4i8 :
case v8i8 :
case v16i8:
case v32i8: return i8;
case v2i16:
case v4i16:
case v8i16:
case v16i16: return i16;
case v2i32:
case v4i32:
case v8i32: return i32;
case v1i64:
case v2i64:
case v4i64:
case v8i64: return i64;
case v2f32:
case v4f32:
case v8f32: return f32;
case v2f64:
case v4f64: return f64;
}
}
unsigned getVectorNumElements() const {
switch (SimpleTy) {
default:
return ~0U;
case v32i8: return 32;
case v16i8:
case v16i16: return 16;
case v8i8 :
case v8i16:
case v8i32:
case v8i64:
case v8f32: return 8;
case v4i8:
case v4i16:
case v4i32:
case v4i64:
case v4f32:
case v4f64: return 4;
case v2i8:
case v2i16:
case v2i32:
case v2i64:
case v2f32:
case v2f64: return 2;
case v1i64: return 1;
}
}
unsigned getSizeInBits() const {
switch (SimpleTy) {
case iPTR:
assert(0 && "Value type size is target-dependent. Ask TLI.");
case iPTRAny:
case iAny:
case fAny:
assert(0 && "Value type is overloaded.");
default:
assert(0 && "getSizeInBits called on extended MVT.");
case i1 : return 1;
case i8 : return 8;
case i16 :
case v2i8: return 16;
case f32 :
case i32 :
case v4i8:
case v2i16: return 32;
case x86mmx:
case f64 :
case i64 :
case v8i8:
case v4i16:
case v2i32:
case v1i64:
case v2f32: return 64;
case f80 : return 80;
case f128:
case ppcf128:
case i128:
case v16i8:
case v8i16:
case v4i32:
case v2i64:
case v4f32:
case v2f64: return 128;
case v32i8:
case v16i16:
case v8i32:
case v4i64:
case v8f32:
case v4f64: return 256;
case v8i64: return 512;
}
}
static MVT getFloatingPointVT(unsigned BitWidth) {
switch (BitWidth) {
default:
assert(false && "Bad bit width!");
case 32:
return MVT::f32;
case 64:
return MVT::f64;
case 80:
return MVT::f80;
case 128:
return MVT::f128;
}
}
static MVT getIntegerVT(unsigned BitWidth) {
switch (BitWidth) {
default:
return (MVT::SimpleValueType)(MVT::INVALID_SIMPLE_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;
}
}
static MVT getVectorVT(MVT VT, unsigned NumElements) {
switch (VT.SimpleTy) {
default:
break;
case MVT::i8:
if (NumElements == 2) return MVT::v2i8;
if (NumElements == 4) return MVT::v4i8;
if (NumElements == 8) return MVT::v8i8;
if (NumElements == 16) return MVT::v16i8;
if (NumElements == 32) return MVT::v32i8;
break;
case MVT::i16:
if (NumElements == 2) return MVT::v2i16;
if (NumElements == 4) return MVT::v4i16;
if (NumElements == 8) return MVT::v8i16;
if (NumElements == 16) return MVT::v16i16;
break;
case MVT::i32:
if (NumElements == 2) return MVT::v2i32;
if (NumElements == 4) return MVT::v4i32;
if (NumElements == 8) return MVT::v8i32;
break;
case MVT::i64:
if (NumElements == 1) return MVT::v1i64;
if (NumElements == 2) return MVT::v2i64;
if (NumElements == 4) return MVT::v4i64;
if (NumElements == 8) return MVT::v8i64;
break;
case MVT::f32:
if (NumElements == 2) return MVT::v2f32;
if (NumElements == 4) return MVT::v4f32;
if (NumElements == 8) return MVT::v8f32;
break;
case MVT::f64:
if (NumElements == 2) return MVT::v2f64;
if (NumElements == 4) return MVT::v4f64;
break;
}
return (MVT::SimpleValueType)(MVT::INVALID_SIMPLE_VALUE_TYPE);
}
};
struct EVT { private:
MVT V;
const Type *LLVMTy;
public:
EVT() : V((MVT::SimpleValueType)(MVT::INVALID_SIMPLE_VALUE_TYPE)),
LLVMTy(0) {}
EVT(MVT::SimpleValueType SVT) : V(SVT), LLVMTy(0) { }
EVT(MVT S) : V(S), LLVMTy(0) {}
bool operator==(EVT VT) const {
return !(*this != VT);
}
bool operator!=(EVT VT) const {
if (V.SimpleTy != VT.V.SimpleTy)
return true;
if (V.SimpleTy == MVT::INVALID_SIMPLE_VALUE_TYPE)
return LLVMTy != VT.LLVMTy;
return false;
}
static EVT getFloatingPointVT(unsigned BitWidth) {
return MVT::getFloatingPointVT(BitWidth);
}
static EVT getIntegerVT(LLVMContext &Context, unsigned BitWidth) {
MVT M = MVT::getIntegerVT(BitWidth);
if (M.SimpleTy != MVT::INVALID_SIMPLE_VALUE_TYPE)
return M;
return getExtendedIntegerVT(Context, BitWidth);
}
static EVT getVectorVT(LLVMContext &Context, EVT VT, unsigned NumElements) {
MVT M = MVT::getVectorVT(VT.V, NumElements);
if (M.SimpleTy != MVT::INVALID_SIMPLE_VALUE_TYPE)
return M;
return getExtendedVectorVT(Context, VT, NumElements);
}
static EVT getIntVectorWithNumElements(LLVMContext &C, unsigned NumElts) {
switch (NumElts) {
default: return getVectorVT(C, MVT::i8, NumElts);
case 1: return MVT::v1i64;
case 2: return MVT::v2i32;
case 4: return MVT::v4i16;
case 8: return MVT::v8i8;
case 16: return MVT::v16i8;
}
return MVT::INVALID_SIMPLE_VALUE_TYPE;
}
bool isSimple() const {
return V.SimpleTy <= MVT::LastSimpleValueType;
}
bool isExtended() const {
return !isSimple();
}
bool isFloatingPoint() const {
return isSimple() ? V.isFloatingPoint() : isExtendedFloatingPoint();
}
bool isInteger() const {
return isSimple() ? V.isInteger() : isExtendedInteger();
}
bool isVector() const {
return isSimple() ? V.isVector() : isExtendedVector();
}
bool is64BitVector() const {
if (!isSimple())
return isExtended64BitVector();
return (V == MVT::v8i8 || V==MVT::v4i16 || V==MVT::v2i32 ||
V == MVT::v1i64 || V==MVT::v2f32);
}
bool is128BitVector() const {
if (!isSimple())
return isExtended128BitVector();
return (V==MVT::v16i8 || V==MVT::v8i16 || V==MVT::v4i32 ||
V==MVT::v2i64 || V==MVT::v4f32 || V==MVT::v2f64);
}
inline bool is256BitVector() const {
if (!isSimple())
return isExtended256BitVector();
return (V == MVT::v8f32 || V == MVT::v4f64 || V == MVT::v32i8 ||
V == MVT::v16i16 || V == MVT::v8i32 || V == MVT::v4i64);
}
inline bool is512BitVector() const {
return isSimple() ? (V == MVT::v8i64) : isExtended512BitVector();
}
bool isOverloaded() const {
return (V==MVT::iAny || V==MVT::fAny || V==MVT::vAny || V==MVT::iPTRAny);
}
bool isByteSized() const {
return (getSizeInBits() & 7) == 0;
}
bool isRound() const {
unsigned BitSize = getSizeInBits();
return BitSize >= 8 && !(BitSize & (BitSize - 1));
}
bool bitsEq(EVT VT) const {
if (EVT::operator==(VT)) return true;
return getSizeInBits() == VT.getSizeInBits();
}
bool bitsGT(EVT VT) const {
if (EVT::operator==(VT)) return false;
return getSizeInBits() > VT.getSizeInBits();
}
bool bitsGE(EVT VT) const {
if (EVT::operator==(VT)) return true;
return getSizeInBits() >= VT.getSizeInBits();
}
bool bitsLT(EVT VT) const {
if (EVT::operator==(VT)) return false;
return getSizeInBits() < VT.getSizeInBits();
}
bool bitsLE(EVT VT) const {
if (EVT::operator==(VT)) return true;
return getSizeInBits() <= VT.getSizeInBits();
}
MVT getSimpleVT() const {
assert(isSimple() && "Expected a SimpleValueType!");
return V;
}
EVT getScalarType() const {
return isVector() ? getVectorElementType() : *this;
}
EVT getVectorElementType() const {
assert(isVector() && "Invalid vector type!");
if (isSimple())
return V.getVectorElementType();
return getExtendedVectorElementType();
}
unsigned getVectorNumElements() const {
assert(isVector() && "Invalid vector type!");
if (isSimple())
return V.getVectorNumElements();
return getExtendedVectorNumElements();
}
unsigned getSizeInBits() const {
if (isSimple())
return V.getSizeInBits();
return getExtendedSizeInBits();
}
unsigned getStoreSize() const {
return (getSizeInBits() + 7) / 8;
}
unsigned getStoreSizeInBits() const {
return getStoreSize() * 8;
}
EVT getRoundIntegerType(LLVMContext &Context) const {
assert(isInteger() && !isVector() && "Invalid integer type!");
unsigned BitWidth = getSizeInBits();
if (BitWidth <= 8)
return EVT(MVT::i8);
return getIntegerVT(Context, 1 << Log2_32_Ceil(BitWidth));
}
EVT getHalfSizedIntegerVT(LLVMContext &Context) const {
assert(isInteger() && !isVector() && "Invalid integer type!");
unsigned EVTSize = getSizeInBits();
for (unsigned IntVT = MVT::FIRST_INTEGER_VALUETYPE;
IntVT <= MVT::LAST_INTEGER_VALUETYPE; ++IntVT) {
EVT HalfVT = EVT((MVT::SimpleValueType)IntVT);
if (HalfVT.getSizeInBits() * 2 >= EVTSize)
return HalfVT;
}
return getIntegerVT(Context, (EVTSize + 1) / 2);
}
bool isPow2VectorType() const {
unsigned NElts = getVectorNumElements();
return !(NElts & (NElts - 1));
}
EVT getPow2VectorType(LLVMContext &Context) const {
if (!isPow2VectorType()) {
unsigned NElts = getVectorNumElements();
unsigned Pow2NElts = 1 << Log2_32_Ceil(NElts);
return EVT::getVectorVT(Context, getVectorElementType(), Pow2NElts);
}
else {
return *this;
}
}
std::string getEVTString() const;
const Type *getTypeForEVT(LLVMContext &Context) const;
static EVT getEVT(const Type *Ty, bool HandleUnknown = false);
intptr_t getRawBits() {
if (isSimple())
return V.SimpleTy;
else
return (intptr_t)(LLVMTy);
}
struct compareRawBits {
bool operator()(EVT L, EVT R) const {
if (L.V.SimpleTy == R.V.SimpleTy)
return L.LLVMTy < R.LLVMTy;
else
return L.V.SimpleTy < R.V.SimpleTy;
}
};
private:
static EVT getExtendedIntegerVT(LLVMContext &C, unsigned BitWidth);
static EVT getExtendedVectorVT(LLVMContext &C, EVT VT,
unsigned NumElements);
bool isExtendedFloatingPoint() const;
bool isExtendedInteger() const;
bool isExtendedVector() const;
bool isExtended64BitVector() const;
bool isExtended128BitVector() const;
bool isExtended256BitVector() const;
bool isExtended512BitVector() const;
EVT getExtendedVectorElementType() const;
unsigned getExtendedVectorNumElements() const;
unsigned getExtendedSizeInBits() const;
};
}
#endif