// Invariant opcodes: All instruction sets have these as their low opcodes.
enum {
PHI = 0,
- INLINEASM = 1
+ INLINEASM = 1,
+ LABEL = 2
};
unsigned getNumOpcodes() const { return NumOpcodes; }
return get(Opcode).getOperandConstraint(OpNum, Constraint);
}
- /// getDWARF_LABELOpcode - Return the opcode of the target's DWARF_LABEL
- /// instruction if it has one. This is used by codegen passes that update
- /// DWARF line number info as they modify the code.
- virtual unsigned getDWARF_LABELOpcode() const {
- return 0;
- }
-
/// Return true if the instruction is a register to register move
/// and leave the source and dest operands in the passed parameters.
virtual bool isMoveInstr(const MachineInstr& MI,