lib/Target/IA64/IA64InstrBuilder.h

   1 //===-- IA64PCInstrBuilder.h - Aids for building IA64 insts -----*- 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 // This file exposes functions that may be used with BuildMI from the
  11 // MachineInstrBuilder.h file to simplify generating frame and constant pool
  12 // references.
  13 //
  14 //===----------------------------------------------------------------------===//
  15
  16 #ifndef IA64_INSTRBUILDER_H
  17 #define IA64_INSTRBUILDER_H
  18
  19 #include "llvm/CodeGen/MachineInstrBuilder.h"
  20
  21 namespace llvm {
  22
  23 /// addFrameReference - This function is used to add a reference to the base of
  24 /// an abstract object on the stack frame of the current function.  This
  25 /// reference has base register as the FrameIndex offset until it is resolved.
  26 /// This allows a constant offset to be specified as well...
  27 ///
  28 inline const MachineInstrBuilder&
  29 addFrameReference(const MachineInstrBuilder &MIB, int FI, int Offset = 0,
  30                   bool mem = true) {
  31   if (mem)
  32     return MIB.addImm(Offset).addFrameIndex(FI);
  33   else
  34     return MIB.addFrameIndex(FI).addImm(Offset);
  35 }
  36
  37 } // End llvm namespace
  38
  39 #endif
  40