Undef = 0x20,
EarlyClobber = 0x40,
Debug = 0x80,
+ InternalRead = 0x100,
+ DefineNoRead = Define | Undef,
ImplicitDefine = Implicit | Define,
ImplicitKill = Implicit | Kill
};
flags & RegState::Undef,
flags & RegState::EarlyClobber,
SubReg,
- flags & RegState::Debug));
+ flags & RegState::Debug,
+ flags & RegState::InternalRead));
return *this;
}
return *this;
}
+ const MachineInstrBuilder &addTargetIndex(unsigned Idx, int64_t Offset = 0,
+ unsigned char TargetFlags = 0) const {
+ MI->addOperand(MachineOperand::CreateTargetIndex(Idx, Offset, TargetFlags));
+ return *this;
+ }
+
const MachineInstrBuilder &addJumpTableIndex(unsigned Idx,
unsigned char TargetFlags = 0) const {
MI->addOperand(MachineOperand::CreateJTI(Idx, TargetFlags));
}
// Add a displacement from an existing MachineOperand with an added offset.
- const MachineInstrBuilder &addDisp(const MachineOperand &Disp,
- int64_t off) const {
+ const MachineInstrBuilder &addDisp(const MachineOperand &Disp, int64_t off,
+ unsigned char TargetFlags = 0) const {
switch (Disp.getType()) {
default:
llvm_unreachable("Unhandled operand type in addDisp()");
case MachineOperand::MO_Immediate:
return addImm(Disp.getImm() + off);
- case MachineOperand::MO_GlobalAddress:
- return addGlobalAddress(Disp.getGlobal(), Disp.getOffset() + off);
+ case MachineOperand::MO_GlobalAddress: {
+ // If caller specifies new TargetFlags then use it, otherwise the
+ // default behavior is to copy the target flags from the existing
+ // MachineOperand. This means if the caller wants to clear the
+ // target flags it needs to do so explicitly.
+ if (TargetFlags)
+ return addGlobalAddress(Disp.getGlobal(), Disp.getOffset() + off,
+ TargetFlags);
+ return addGlobalAddress(Disp.getGlobal(), Disp.getOffset() + off,
+ Disp.getTargetFlags());
+ }
}
}
};
inline unsigned getUndefRegState(bool B) {
return B ? RegState::Undef : 0;
}
+inline unsigned getInternalReadRegState(bool B) {
+ return B ? RegState::InternalRead : 0;
+}
} // End llvm namespace