1 //===-- llvm/MC/MCParsedAsmOperand.h - Asm Parser Operand -------*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #ifndef LLVM_MC_MCASMOPERAND_H
11 #define LLVM_MC_MCASMOPERAND_H
12 
13 namespace llvm {
14 class SMLoc;
15 class raw_ostream;
16 
17 /// MCParsedAsmOperand - This abstract class represents a source-level assembly
18 /// instruction operand.  It should be subclassed by target-specific code.  This
19 /// base class is used by target-independent clients and is the interface
20 /// between parsing an asm instruction and recognizing it.
21 class MCParsedAsmOperand {
22 public:
MCParsedAsmOperand()23   MCParsedAsmOperand() {}
~MCParsedAsmOperand()24   virtual ~MCParsedAsmOperand() {}
25 
26   /// getStartLoc - Get the location of the first token of this operand.
27   virtual SMLoc getStartLoc() const = 0;
28   /// getEndLoc - Get the location of the last token of this operand.
29   virtual SMLoc getEndLoc() const = 0;
30 
31   /// print - Print a debug representation of the operand to the given stream.
32   virtual void print(raw_ostream &OS) const = 0;
33   /// dump - Print to the debug stream.
34   virtual void dump() const;
35 };
36 
37 //===----------------------------------------------------------------------===//
38 // Debugging Support
39 
40 inline raw_ostream& operator<<(raw_ostream &OS, const MCParsedAsmOperand &MO) {
41   MO.print(OS);
42   return OS;
43 }
44 
45 } // end namespace llvm.
46 
47 #endif
48