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-rw-r--r--include/llvm/CodeGen/ValueTypes.h585
1 files changed, 26 insertions, 559 deletions
diff --git a/include/llvm/CodeGen/ValueTypes.h b/include/llvm/CodeGen/ValueTypes.h
index 79f3233..8cf26fa 100644
--- a/include/llvm/CodeGen/ValueTypes.h
+++ b/include/llvm/CodeGen/ValueTypes.h
@@ -16,559 +16,14 @@
#ifndef LLVM_CODEGEN_VALUETYPES_H
#define LLVM_CODEGEN_VALUETYPES_H
-#include "llvm/Support/DataTypes.h"
-#include "llvm/Support/ErrorHandling.h"
-#include "llvm/Support/MathExtras.h"
+#include "llvm/CodeGen/MachineValueType.h"
#include <cassert>
#include <string>
namespace llvm {
- class Type;
- class LLVMContext;
- struct EVT;
-
- /// MVT - Machine Value Type. Every type that is supported natively by some
- /// processor targeted by LLVM occurs here. This means that any legal value
- /// type can be represented by an MVT.
- class MVT {
- public:
- enum SimpleValueType {
- // INVALID_SIMPLE_VALUE_TYPE - Simple value types less than zero are
- // considered extended value types.
- INVALID_SIMPLE_VALUE_TYPE = -1,
-
- // If you change this numbering, you must change the values in
- // ValueTypes.td as well!
- Other = 0, // This is a non-standard value
- i1 = 1, // This is a 1 bit integer value
- i8 = 2, // This is an 8 bit integer value
- i16 = 3, // This is a 16 bit integer value
- i32 = 4, // This is a 32 bit integer value
- i64 = 5, // This is a 64 bit integer value
- i128 = 6, // This is a 128 bit integer value
-
- FIRST_INTEGER_VALUETYPE = i1,
- LAST_INTEGER_VALUETYPE = i128,
-
- f16 = 7, // This is a 16 bit floating point value
- f32 = 8, // This is a 32 bit floating point value
- f64 = 9, // This is a 64 bit floating point value
- f80 = 10, // This is a 80 bit floating point value
- f128 = 11, // This is a 128 bit floating point value
- ppcf128 = 12, // This is a PPC 128-bit floating point value
-
- FIRST_FP_VALUETYPE = f16,
- LAST_FP_VALUETYPE = ppcf128,
-
- v2i1 = 13, // 2 x i1
- v4i1 = 14, // 4 x i1
- v8i1 = 15, // 8 x i1
- v16i1 = 16, // 16 x i1
- v32i1 = 17, // 32 x i1
- v64i1 = 18, // 64 x i1
-
- v1i8 = 19, // 1 x i8
- v2i8 = 20, // 2 x i8
- v4i8 = 21, // 4 x i8
- v8i8 = 22, // 8 x i8
- v16i8 = 23, // 16 x i8
- v32i8 = 24, // 32 x i8
- v64i8 = 25, // 64 x i8
- v1i16 = 26, // 1 x i16
- v2i16 = 27, // 2 x i16
- v4i16 = 28, // 4 x i16
- v8i16 = 29, // 8 x i16
- v16i16 = 30, // 16 x i16
- v32i16 = 31, // 32 x i16
- v1i32 = 32, // 1 x i32
- v2i32 = 33, // 2 x i32
- v4i32 = 34, // 4 x i32
- v8i32 = 35, // 8 x i32
- v16i32 = 36, // 16 x i32
- v1i64 = 37, // 1 x i64
- v2i64 = 38, // 2 x i64
- v4i64 = 39, // 4 x i64
- v8i64 = 40, // 8 x i64
- v16i64 = 41, // 16 x i64
-
- FIRST_INTEGER_VECTOR_VALUETYPE = v2i1,
- LAST_INTEGER_VECTOR_VALUETYPE = v16i64,
-
- v2f16 = 42, // 2 x f16
- v4f16 = 43, // 4 x f16
- v8f16 = 44, // 8 x f16
- v1f32 = 45, // 1 x f32
- v2f32 = 46, // 2 x f32
- v4f32 = 47, // 4 x f32
- v8f32 = 48, // 8 x f32
- v16f32 = 49, // 16 x f32
- v1f64 = 50, // 1 x f64
- v2f64 = 51, // 2 x f64
- v4f64 = 52, // 4 x f64
- v8f64 = 53, // 8 x f64
-
- FIRST_FP_VECTOR_VALUETYPE = v2f16,
- LAST_FP_VECTOR_VALUETYPE = v8f64,
-
- FIRST_VECTOR_VALUETYPE = v2i1,
- LAST_VECTOR_VALUETYPE = v8f64,
-
- x86mmx = 54, // This is an X86 MMX value
-
- Glue = 55, // This glues nodes together during pre-RA sched
-
- isVoid = 56, // This has no value
-
- Untyped = 57, // This value takes a register, but has
- // unspecified type. The register class
- // will be determined by the opcode.
-
- LAST_VALUETYPE = 58, // This always remains at the end of the list.
-
- // This is the current maximum for LAST_VALUETYPE.
- // MVT::MAX_ALLOWED_VALUETYPE is used for asserts and to size bit vectors
- // This value must be a multiple of 32.
- MAX_ALLOWED_VALUETYPE = 64,
-
- // Metadata - This is MDNode or MDString.
- Metadata = 250,
-
- // iPTRAny - An int value the size of the pointer of the current
- // target to any address space. This must only be used internal to
- // tblgen. Other than for overloading, we treat iPTRAny the same as iPTR.
- iPTRAny = 251,
-
- // vAny - A vector with any length and element size. This is used
- // for intrinsics that have overloadings based on vector types.
- // This is only for tblgen's consumption!
- vAny = 252,
-
- // fAny - Any floating-point or vector floating-point value. This is used
- // for intrinsics that have overloadings based on floating-point types.
- // This is only for tblgen's consumption!
- fAny = 253,
-
- // iAny - An integer or vector integer value of any bit width. This is
- // used for intrinsics that have overloadings based on integer bit widths.
- // This is only for tblgen's consumption!
- iAny = 254,
-
- // iPTR - An int value the size of the pointer of the current
- // target. This should only be used internal to tblgen!
- iPTR = 255
- };
-
- 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 operator<=(const MVT& S) const { return SimpleTy <= S.SimpleTy; }
-
- /// isFloatingPoint - Return true if this is a FP, or a vector FP type.
- bool isFloatingPoint() const {
- return ((SimpleTy >= MVT::FIRST_FP_VALUETYPE &&
- SimpleTy <= MVT::LAST_FP_VALUETYPE) ||
- (SimpleTy >= MVT::FIRST_FP_VECTOR_VALUETYPE &&
- SimpleTy <= MVT::LAST_FP_VECTOR_VALUETYPE));
- }
-
- /// isInteger - Return true if this is an integer, or a vector integer type.
- bool isInteger() const {
- return ((SimpleTy >= MVT::FIRST_INTEGER_VALUETYPE &&
- SimpleTy <= MVT::LAST_INTEGER_VALUETYPE) ||
- (SimpleTy >= MVT::FIRST_INTEGER_VECTOR_VALUETYPE &&
- SimpleTy <= MVT::LAST_INTEGER_VECTOR_VALUETYPE));
- }
-
- /// isVector - Return true if this is a vector value type.
- bool isVector() const {
- return (SimpleTy >= MVT::FIRST_VECTOR_VALUETYPE &&
- SimpleTy <= MVT::LAST_VECTOR_VALUETYPE);
- }
-
- /// is16BitVector - Return true if this is a 16-bit vector type.
- bool is16BitVector() const {
- return (SimpleTy == MVT::v2i8 || SimpleTy == MVT::v1i16 ||
- SimpleTy == MVT::v16i1);
- }
-
- /// is32BitVector - Return true if this is a 32-bit vector type.
- bool is32BitVector() const {
- return (SimpleTy == MVT::v4i8 || SimpleTy == MVT::v2i16 ||
- SimpleTy == MVT::v1i32);
- }
-
- /// is64BitVector - Return true if this is a 64-bit vector type.
- bool is64BitVector() const {
- return (SimpleTy == MVT::v8i8 || SimpleTy == MVT::v4i16 ||
- SimpleTy == MVT::v2i32 || SimpleTy == MVT::v1i64 ||
- SimpleTy == MVT::v1f64 || SimpleTy == MVT::v2f32);
- }
-
- /// is128BitVector - Return true if this is a 128-bit vector type.
- bool is128BitVector() const {
- return (SimpleTy == MVT::v16i8 || SimpleTy == MVT::v8i16 ||
- SimpleTy == MVT::v4i32 || SimpleTy == MVT::v2i64 ||
- SimpleTy == MVT::v4f32 || SimpleTy == MVT::v2f64);
- }
-
- /// is256BitVector - Return true if this is a 256-bit vector type.
- bool is256BitVector() const {
- return (SimpleTy == MVT::v8f32 || SimpleTy == MVT::v4f64 ||
- SimpleTy == MVT::v32i8 || SimpleTy == MVT::v16i16 ||
- SimpleTy == MVT::v8i32 || SimpleTy == MVT::v4i64);
- }
-
- /// is512BitVector - Return true if this is a 512-bit vector type.
- bool is512BitVector() const {
- return (SimpleTy == MVT::v8f64 || SimpleTy == MVT::v16f32 ||
- SimpleTy == MVT::v64i8 || SimpleTy == MVT::v32i16 ||
- SimpleTy == MVT::v8i64 || SimpleTy == MVT::v16i32);
- }
-
- /// is1024BitVector - Return true if this is a 1024-bit vector type.
- bool is1024BitVector() const {
- return (SimpleTy == MVT::v16i64);
- }
-
- /// isPow2VectorType - Returns 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())
- return *this;
-
- unsigned NElts = getVectorNumElements();
- unsigned Pow2NElts = 1 << Log2_32_Ceil(NElts);
- return MVT::getVectorVT(getVectorElementType(), Pow2NElts);
- }
-
- /// getScalarType - If this is a vector type, return the element type,
- /// otherwise return this.
- MVT getScalarType() const {
- return isVector() ? getVectorElementType() : *this;
- }
-
- MVT getVectorElementType() const {
- switch (SimpleTy) {
- default:
- llvm_unreachable("Not a vector MVT!");
- case v2i1 :
- case v4i1 :
- case v8i1 :
- case v16i1 :
- case v32i1 :
- case v64i1: return i1;
- case v1i8 :
- case v2i8 :
- case v4i8 :
- case v8i8 :
- case v16i8:
- case v32i8:
- case v64i8: return i8;
- case v1i16:
- case v2i16:
- case v4i16:
- case v8i16:
- case v16i16:
- case v32i16: return i16;
- case v1i32:
- case v2i32:
- case v4i32:
- case v8i32:
- case v16i32: return i32;
- case v1i64:
- case v2i64:
- case v4i64:
- case v8i64:
- case v16i64: return i64;
- case v2f16:
- case v4f16:
- case v8f16: return f16;
- case v1f32:
- case v2f32:
- case v4f32:
- case v8f32:
- case v16f32: return f32;
- case v1f64:
- case v2f64:
- case v4f64:
- case v8f64: return f64;
- }
- }
-
- unsigned getVectorNumElements() const {
- switch (SimpleTy) {
- default:
- llvm_unreachable("Not a vector MVT!");
- case v32i1:
- case v32i8:
- case v32i16: return 32;
- case v64i1:
- case v64i8: return 64;
- case v16i1:
- case v16i8:
- case v16i16:
- case v16i32:
- case v16i64:
- case v16f32: return 16;
- case v8i1 :
- case v8i8 :
- case v8i16:
- case v8i32:
- case v8i64:
- case v8f16:
- case v8f32:
- case v8f64: return 8;
- case v4i1:
- case v4i8:
- case v4i16:
- case v4i32:
- case v4i64:
- case v4f16:
- case v4f32:
- case v4f64: return 4;
- case v2i1:
- case v2i8:
- case v2i16:
- case v2i32:
- case v2i64:
- case v2f16:
- case v2f32:
- case v2f64: return 2;
- case v1i8:
- case v1i16:
- case v1i32:
- case v1i64:
- case v1f32:
- case v1f64: return 1;
- }
- }
-
- unsigned getSizeInBits() const {
- switch (SimpleTy) {
- default:
- llvm_unreachable("getSizeInBits called on extended MVT.");
- case Other:
- llvm_unreachable("Value type is non-standard value, Other.");
- case iPTR:
- llvm_unreachable("Value type size is target-dependent. Ask TLI.");
- case iPTRAny:
- case iAny:
- case fAny:
- case vAny:
- llvm_unreachable("Value type is overloaded.");
- case Metadata:
- llvm_unreachable("Value type is metadata.");
- case i1 : return 1;
- case v2i1: return 2;
- case v4i1: return 4;
- case i8 :
- case v1i8:
- case v8i1: return 8;
- case i16 :
- case f16:
- case v16i1:
- case v2i8:
- case v1i16: return 16;
- case f32 :
- case i32 :
- case v32i1:
- case v4i8:
- case v2i16:
- case v2f16:
- case v1f32:
- case v1i32: return 32;
- case x86mmx:
- case f64 :
- case i64 :
- case v64i1:
- case v8i8:
- case v4i16:
- case v2i32:
- case v1i64:
- case v4f16:
- case v2f32:
- case v1f64: return 64;
- case f80 : return 80;
- case f128:
- case ppcf128:
- case i128:
- case v16i8:
- case v8i16:
- case v4i32:
- case v2i64:
- case v8f16:
- case v4f32:
- case v2f64: return 128;
- case v32i8:
- case v16i16:
- case v8i32:
- case v4i64:
- case v8f32:
- case v4f64: return 256;
- case v64i8:
- case v32i16:
- case v16i32:
- case v8i64:
- case v16f32:
- case v8f64: return 512;
- case v16i64:return 1024;
- }
- }
-
- /// getStoreSize - Return the number of bytes overwritten by a store
- /// of the specified value type.
- unsigned getStoreSize() const {
- return (getSizeInBits() + 7) / 8;
- }
-
- /// getStoreSizeInBits - Return the number of bits overwritten by a store
- /// of the specified value type.
- unsigned getStoreSizeInBits() const {
- return getStoreSize() * 8;
- }
-
- /// Return true if this has more bits than VT.
- bool bitsGT(MVT VT) const {
- return getSizeInBits() > VT.getSizeInBits();
- }
-
- /// Return true if this has no less bits than VT.
- bool bitsGE(MVT VT) const {
- return getSizeInBits() >= VT.getSizeInBits();
- }
-
- /// Return true if this has less bits than VT.
- bool bitsLT(MVT VT) const {
- return getSizeInBits() < VT.getSizeInBits();
- }
-
- /// Return true if this has no more bits than VT.
- bool bitsLE(MVT VT) const {
- return getSizeInBits() <= VT.getSizeInBits();
- }
-
-
- static MVT getFloatingPointVT(unsigned BitWidth) {
- switch (BitWidth) {
- default:
- llvm_unreachable("Bad bit width!");
- case 16:
- return MVT::f16;
- 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::i1:
- if (NumElements == 2) return MVT::v2i1;
- if (NumElements == 4) return MVT::v4i1;
- if (NumElements == 8) return MVT::v8i1;
- if (NumElements == 16) return MVT::v16i1;
- if (NumElements == 32) return MVT::v32i1;
- if (NumElements == 64) return MVT::v64i1;
- break;
- case MVT::i8:
- if (NumElements == 1) return MVT::v1i8;
- 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;
- if (NumElements == 64) return MVT::v64i8;
- break;
- case MVT::i16:
- if (NumElements == 1) return MVT::v1i16;
- if (NumElements == 2) return MVT::v2i16;
- if (NumElements == 4) return MVT::v4i16;
- if (NumElements == 8) return MVT::v8i16;
- if (NumElements == 16) return MVT::v16i16;
- if (NumElements == 32) return MVT::v32i16;
- break;
- case MVT::i32:
- if (NumElements == 1) return MVT::v1i32;
- if (NumElements == 2) return MVT::v2i32;
- if (NumElements == 4) return MVT::v4i32;
- if (NumElements == 8) return MVT::v8i32;
- if (NumElements == 16) return MVT::v16i32;
- 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;
- if (NumElements == 16) return MVT::v16i64;
- break;
- case MVT::f16:
- if (NumElements == 2) return MVT::v2f16;
- if (NumElements == 4) return MVT::v4f16;
- if (NumElements == 8) return MVT::v8f16;
- break;
- case MVT::f32:
- if (NumElements == 1) return MVT::v1f32;
- if (NumElements == 2) return MVT::v2f32;
- if (NumElements == 4) return MVT::v4f32;
- if (NumElements == 8) return MVT::v8f32;
- if (NumElements == 16) return MVT::v16f32;
- break;
- case MVT::f64:
- if (NumElements == 1) return MVT::v1f64;
- if (NumElements == 2) return MVT::v2f64;
- if (NumElements == 4) return MVT::v4f64;
- if (NumElements == 8) return MVT::v8f64;
- break;
- }
- return (MVT::SimpleValueType)(MVT::INVALID_SIMPLE_VALUE_TYPE);
- }
-
- /// Return the value type corresponding to the specified type. This returns
- /// all pointers as iPTR. If HandleUnknown is true, unknown types are
- /// returned as Other, otherwise they are invalid.
- static MVT getVT(Type *Ty, bool HandleUnknown = false);
-
- };
+ class LLVMContext;
+ class Type;
/// EVT - Extended Value Type. Capable of holding value types which are not
/// native for any processor (such as the i12345 type), as well as the types
@@ -782,6 +237,10 @@ namespace llvm {
return getExtendedSizeInBits();
}
+ unsigned getScalarSizeInBits() const {
+ return getScalarType().getSizeInBits();
+ }
+
/// getStoreSize - Return the number of bytes overwritten by a store
/// of the specified value type.
unsigned getStoreSize() const {
@@ -821,6 +280,14 @@ namespace llvm {
return getIntegerVT(Context, (EVTSize + 1) / 2);
}
+ /// \brief Return a VT for an integer vector type with the size of the
+ /// elements doubled. The typed returned may be an extended type.
+ EVT widenIntegerVectorElementType(LLVMContext &Context) const {
+ EVT EltVT = getVectorElementType();
+ EltVT = EVT::getIntegerVT(Context, 2 * EltVT.getSizeInBits());
+ return EVT::getVectorVT(Context, EltVT, getVectorNumElements());
+ }
+
/// isPow2VectorType - Returns true if the given vector is a power of 2.
bool isPow2VectorType() const {
unsigned NElts = getVectorNumElements();
@@ -880,18 +347,18 @@ namespace llvm {
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 isExtended16BitVector() const;
- bool isExtended32BitVector() const;
- bool isExtended64BitVector() const;
- bool isExtended128BitVector() const;
- bool isExtended256BitVector() const;
- bool isExtended512BitVector() const;
- bool isExtended1024BitVector() const;
+ bool isExtendedFloatingPoint() const LLVM_READONLY;
+ bool isExtendedInteger() const LLVM_READONLY;
+ bool isExtendedVector() const LLVM_READONLY;
+ bool isExtended16BitVector() const LLVM_READONLY;
+ bool isExtended32BitVector() const LLVM_READONLY;
+ bool isExtended64BitVector() const LLVM_READONLY;
+ bool isExtended128BitVector() const LLVM_READONLY;
+ bool isExtended256BitVector() const LLVM_READONLY;
+ bool isExtended512BitVector() const LLVM_READONLY;
+ bool isExtended1024BitVector() const LLVM_READONLY;
EVT getExtendedVectorElementType() const;
- unsigned getExtendedVectorNumElements() const;
+ unsigned getExtendedVectorNumElements() const LLVM_READONLY;
unsigned getExtendedSizeInBits() const;
};
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