ARMConstantPoolValue.h [plain text]
#ifndef LLVM_TARGET_ARM_CONSTANTPOOLVALUE_H
#define LLVM_TARGET_ARM_CONSTANTPOOLVALUE_H
#include "llvm/CodeGen/MachineConstantPool.h"
#include "llvm/Support/ErrorHandling.h"
#include <cstddef>
namespace llvm {
class Constant;
class BlockAddress;
class GlobalValue;
class LLVMContext;
namespace ARMCP {
enum ARMCPKind {
CPValue,
CPExtSymbol,
CPBlockAddress,
CPLSDA
};
enum ARMCPModifier {
no_modifier,
TLSGD,
GOT,
GOTOFF,
GOTTPOFF,
TPOFF
};
}
class ARMConstantPoolValue : public MachineConstantPoolValue {
const Constant *CVal; const char *S; unsigned LabelId; ARMCP::ARMCPKind Kind; unsigned char PCAdjust; ARMCP::ARMCPModifier Modifier; bool AddCurrentAddress;
public:
ARMConstantPoolValue(const Constant *cval, unsigned id,
ARMCP::ARMCPKind Kind = ARMCP::CPValue,
unsigned char PCAdj = 0,
ARMCP::ARMCPModifier Modifier = ARMCP::no_modifier,
bool AddCurrentAddress = false);
ARMConstantPoolValue(LLVMContext &C, const char *s, unsigned id,
unsigned char PCAdj = 0,
ARMCP::ARMCPModifier Modifier = ARMCP::no_modifier,
bool AddCurrentAddress = false);
ARMConstantPoolValue(const GlobalValue *GV, ARMCP::ARMCPModifier Modifier);
ARMConstantPoolValue();
~ARMConstantPoolValue();
const GlobalValue *getGV() const;
const char *getSymbol() const { return S; }
const BlockAddress *getBlockAddress() const;
ARMCP::ARMCPModifier getModifier() const { return Modifier; }
const char *getModifierText() const {
switch (Modifier) {
default: llvm_unreachable("Unknown modifier!");
case ARMCP::no_modifier: return "none";
case ARMCP::TLSGD: return "tlsgd";
case ARMCP::GOT: return "GOT";
case ARMCP::GOTOFF: return "GOTOFF";
case ARMCP::GOTTPOFF: return "gottpoff";
case ARMCP::TPOFF: return "tpoff";
}
}
bool hasModifier() const { return Modifier != ARMCP::no_modifier; }
bool mustAddCurrentAddress() const { return AddCurrentAddress; }
unsigned getLabelId() const { return LabelId; }
unsigned char getPCAdjustment() const { return PCAdjust; }
bool isGlobalValue() const { return Kind == ARMCP::CPValue; }
bool isExtSymbol() const { return Kind == ARMCP::CPExtSymbol; }
bool isBlockAddress() { return Kind == ARMCP::CPBlockAddress; }
bool isLSDA() { return Kind == ARMCP::CPLSDA; }
virtual unsigned getRelocationInfo() const { return 2; }
virtual int getExistingMachineCPValue(MachineConstantPool *CP,
unsigned Alignment);
virtual void AddSelectionDAGCSEId(FoldingSetNodeID &ID);
bool hasSameValue(ARMConstantPoolValue *ACPV);
void print(raw_ostream *O) const { if (O) print(*O); }
void print(raw_ostream &O) const;
void dump() const;
};
inline raw_ostream &operator<<(raw_ostream &O, const ARMConstantPoolValue &V) {
V.print(O);
return O;
}
}
#endif