isVoid = 13, // This has no value
- v8i8 = 14, // 8 x i8
- v4i16 = 15, // 4 x i16
- v2i32 = 16, // 2 x i32
- v1i64 = 17, // 1 x i64
- v16i8 = 18, // 16 x i8
- v8i16 = 19, // 8 x i16
- v3i32 = 20, // 3 x i32
- v4i32 = 21, // 4 x i32
- v2i64 = 22, // 2 x i64
-
- v2f32 = 23, // 2 x f32
- v3f32 = 24, // 3 x f32
- v4f32 = 25, // 4 x f32
- v2f64 = 26, // 2 x f64
-
- FIRST_VECTOR_VALUETYPE = v8i8,
+ v2i8 = 14, // 2 x i8
+ v4i8 = 15, // 4 x i8
+ v2i16 = 16, // 2 x i16
+ v8i8 = 17, // 8 x i8
+ v4i16 = 18, // 4 x i16
+ v2i32 = 19, // 2 x i32
+ v1i64 = 20, // 1 x i64
+ v16i8 = 21, // 16 x i8
+ v8i16 = 22, // 8 x i16
+ v3i32 = 23, // 3 x i32
+ v4i32 = 24, // 4 x i32
+ v2i64 = 25, // 2 x i64
+
+ v2f32 = 26, // 2 x f32
+ v3f32 = 27, // 3 x f32
+ v4f32 = 28, // 4 x f32
+ v2f64 = 29, // 2 x f64
+
+ FIRST_VECTOR_VALUETYPE = v2i8,
LAST_VECTOR_VALUETYPE = v2f64,
- LAST_VALUETYPE = 27, // This always remains at the end of the list.
+ LAST_VALUETYPE = 30, // This always remains at the end of the list.
// iPTRAny - An int value the size of the pointer of the current
// target to any address space. This must only be used internal to
default:
break;
case i8:
+ if (NumElements == 2) return v2i8;
+ if (NumElements == 4) return v4i8;
if (NumElements == 8) return v8i8;
if (NumElements == 16) return v16i8;
break;
case i16:
+ if (NumElements == 2) return v2i16;
if (NumElements == 4) return v4i16;
if (NumElements == 8) return v8i16;
break;
return isSimple() ?
((SimpleTy >= FIRST_INTEGER_VALUETYPE &&
SimpleTy <= LAST_INTEGER_VALUETYPE) ||
- (SimpleTy >= v8i8 && SimpleTy <= v2i64)) :
+ (SimpleTy >= v2i8 && SimpleTy <= v2i64)) :
isExtendedInteger();
}
return BitSize >= 8 && !(BitSize & (BitSize - 1));
}
+ /// bitsEq - Return true if this has the same number of bits as VT.
+ bool bitsEq(MVT VT) const {
+ return getSizeInBits() == VT.getSizeInBits();
+ }
+
/// bitsGT - Return true if this has more bits than VT.
bool bitsGT(MVT VT) const {
return getSizeInBits() > VT.getSizeInBits();
switch (V) {
default:
return getExtendedVectorElementType();
+ case v2i8 :
+ case v4i8 :
case v8i8 :
case v16i8: return i8;
+ case v2i16:
case v4i16:
case v8i16: return i16;
case v2i32:
case v16i8: return 16;
case v8i8 :
case v8i16: return 8;
+ case v4i8:
case v4i16:
case v4i32:
case v4f32: return 4;
case v3i32:
case v3f32: return 3;
+ case v2i8:
+ case v2i16:
case v2i32:
case v2i64:
case v2f32:
/// getSizeInBits - Return the size of the specified value type in bits.
unsigned getSizeInBits() const {
switch (V) {
+ 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:
return getExtendedSizeInBits();
case i1 : return 1;
case i8 : return 8;
- case i16 : return 16;
+ case i16 :
+ case v2i8: return 16;
case f32 :
- case i32 : return 32;
+ case i32 :
+ case v4i8:
+ case v2i16: return 32;
case f64 :
case i64 :
case v8i8:
case v2i64:
case v4f32:
case v2f64: return 128;
- case iPTR:
- assert(false && "Value type size is target-dependent. Ask TLI.");
- case iPTRAny:
- case iAny:
- case fAny:
- assert(false && "Value type is overloaded.");
}
}
return getIntegerVT(1 << Log2_32_Ceil(BitWidth));
}
+ /// isPow2VectorType - Retuns true if the given vector is a power of 2.
+ bool isPow2VectorType() const {
+ unsigned NElts = getVectorNumElements();
+ return !(NElts & (NElts - 1));
+ }
+
+ /// getPow2VectorType - Widens the length of the given vector MVT up to
+ /// the nearest power of 2 and returns that type.
+ MVT getPow2VectorType() const {
+ if (!isPow2VectorType()) {
+ unsigned NElts = getVectorNumElements();
+ unsigned Pow2NElts = 1 << Log2_32_Ceil(NElts);
+ return MVT::getVectorVT(getVectorElementType(), Pow2NElts);
+ }
+ else {
+ return *this;
+ }
+ }
+
/// getIntegerVTBitMask - Return an integer with 1's every place there are
/// bits in the specified integer value type. FIXME: Should return an apint.
uint64_t getIntegerVTBitMask() const {
- assert(isInteger() && !isVector() && "Only applies to int scalars!");
- return ~uint64_t(0UL) >> (64-getSizeInBits());
+ assert(isInteger() && "Only applies to integers!");
+ MVT EltVT = isVector() ? getVectorElementType() : *this;
+ assert(EltVT.getSizeInBits() <= 64 &&
+ "getIntegerVTBitMask doesn't use APInt!");
+ return ~uint64_t(0UL) >> (64-EltVT.getSizeInBits());
}
/// getIntegerVTSignBit - Return an integer with a 1 in the position of the