#define LLVM_TARGET_TARGETDATA_H
#include "llvm/Pass.h"
-#include "Support/DataTypes.h"
+#include "llvm/Support/DataTypes.h"
#include <vector>
#include <string>
class TargetData : public ImmutablePass {
bool LittleEndian; // Defaults to false
- unsigned char ByteAlignment; // Defaults to 1 bytes
+ unsigned char BoolAlignment; // Defaults to 1 byte
+ unsigned char ByteAlignment; // Defaults to 1 byte
unsigned char ShortAlignment; // Defaults to 2 bytes
unsigned char IntAlignment; // Defaults to 4 bytes
unsigned char LongAlignment; // Defaults to 8 bytes
unsigned char DoubleAlignment; // Defaults to 8 bytes
unsigned char PointerSize; // Defaults to 8 bytes
unsigned char PointerAlignment; // Defaults to 8 bytes
+
public:
TargetData(const std::string &TargetName = "",
bool LittleEndian = false,
unsigned char PtrSize = 8,
- unsigned char PtrAl = 8, unsigned char DoubleAl = 8,
- unsigned char FloatAl = 4, unsigned char LongAl = 8,
- unsigned char IntAl = 4, unsigned char ShortAl = 2,
- unsigned char ByteAl = 1);
+ unsigned char PtrAl = 8, unsigned char DoubleAl = 8,
+ unsigned char FloatAl = 4, unsigned char LongAl = 8,
+ unsigned char IntAl = 4, unsigned char ShortAl = 2,
+ unsigned char ByteAl = 1, unsigned char BoolAl = 1);
+
+ // Copy constructor
+ TargetData (const TargetData &TD) :
+ ImmutablePass(),
+ LittleEndian(TD.isLittleEndian()),
+ BoolAlignment(TD.getBoolAlignment()),
+ ByteAlignment(TD.getByteAlignment()),
+ ShortAlignment(TD.getShortAlignment()),
+ IntAlignment(TD.getIntAlignment()),
+ LongAlignment(TD.getLongAlignment()),
+ FloatAlignment(TD.getFloatAlignment()),
+ DoubleAlignment(TD.getDoubleAlignment()),
+ PointerSize(TD.getPointerSize()),
+ PointerAlignment(TD.getPointerAlignment()) {
+ }
+
TargetData(const std::string &ToolName, const Module *M);
~TargetData(); // Not virtual, do not subclass this class
bool isBigEndian() const { return !LittleEndian; }
/// Target alignment constraints
+ unsigned char getBoolAlignment() const { return BoolAlignment; }
unsigned char getByteAlignment() const { return ByteAlignment; }
unsigned char getShortAlignment() const { return ShortAlignment; }
unsigned char getIntAlignment() const { return IntAlignment; }
unsigned char getPointerSize() const { return PointerSize; }
/// getTypeSize - Return the number of bytes necessary to hold the specified
- /// type
+ /// type.
uint64_t getTypeSize(const Type *Ty) const;
/// getTypeAlignment - Return the minimum required alignment for the specified
- /// type
+ /// type.
unsigned char getTypeAlignment(const Type *Ty) const;
+ /// getTypeAlignmentShift - Return the minimum required alignment for the
+ /// specified type, returned as log2 of the value (a shift amount).
+ unsigned char getTypeAlignmentShift(const Type *Ty) const;
+
/// getIntPtrType - Return an unsigned integer type that is the same size or
/// greater to the host pointer size.
const Type *getIntPtrType() const;