//
// The LLVM Compiler Infrastructure
//
-// This file was developed by Evan Cheng and is distributed under the
-// University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
namespace llvm {
+class GlobalValue;
+
+namespace ARMCP {
+ enum ARMCPKind {
+ CPValue,
+ CPNonLazyPtr,
+ CPStub
+ };
+}
+
/// ARMConstantPoolValue - ARM specific constantpool value. This is used to
/// represent PC relative displacement between the address of the load
/// instruction and the global value being loaded, i.e. (&GV-(LPIC+8)).
class ARMConstantPoolValue : public MachineConstantPoolValue {
GlobalValue *GV; // GlobalValue being loaded.
+ const char *S; // ExtSymbol being loaded.
unsigned LabelId; // Label id of the load.
- bool isNonLazyPtr; // True if loading a Mac OS X non_lazy_ptr stub.
+ ARMCP::ARMCPKind Kind; // non_lazy_ptr or stub?
unsigned char PCAdjust; // Extra adjustment if constantpool is pc relative.
// 8 for ARM, 4 for Thumb.
+ const char *Modifier; // GV modifier i.e. (&GV(modifier)-(LPIC+8))
+ bool AddCurrentAddress;
public:
- ARMConstantPoolValue(GlobalValue *gv, unsigned id, bool isNonLazy = false,
- unsigned char PCAdj = 0);
+ ARMConstantPoolValue(GlobalValue *gv, unsigned id,
+ ARMCP::ARMCPKind Kind = ARMCP::CPValue,
+ unsigned char PCAdj = 0, const char *Modifier = NULL,
+ bool AddCurrentAddress = false);
+ ARMConstantPoolValue(const char *s, unsigned id,
+ ARMCP::ARMCPKind Kind = ARMCP::CPValue,
+ unsigned char PCAdj = 0, const char *Modifier = NULL,
+ bool AddCurrentAddress = false);
+ ARMConstantPoolValue(GlobalValue *GV, ARMCP::ARMCPKind Kind,
+ const char *Modifier);
+
GlobalValue *getGV() const { return GV; }
+ const char *getSymbol() const { return S; }
+ const char *getModifier() const { return Modifier; }
+ bool hasModifier() const { return Modifier != NULL; }
+ bool mustAddCurrentAddress() const { return AddCurrentAddress; }
unsigned getLabelId() const { return LabelId; }
- bool isNonLazyPointer() const { return isNonLazyPtr; }
+ bool isNonLazyPointer() const { return Kind == ARMCP::CPNonLazyPtr; }
+ bool isStub() const { return Kind == ARMCP::CPStub; }
unsigned char getPCAdjustment() const { return PCAdjust; }
virtual int getExistingMachineCPValue(MachineConstantPool *CP,
virtual void AddSelectionDAGCSEId(FoldingSetNodeID &ID);
- virtual void print(std::ostream &O) const;
+ virtual void print(raw_ostream &O) const;
};
}