LLVM API Documentation
00001 //===-- IA64PCInstrBuilder.h - Aids for building IA64 insts -----*- C++ -*-===// 00002 // 00003 // The LLVM Compiler Infrastructure 00004 // 00005 // This file was developed by Duraid Madina and is distributed under the 00006 // University of Illinois Open Source License. See LICENSE.TXT for details. 00007 // 00008 //===----------------------------------------------------------------------===// 00009 // 00010 // This file exposes functions that may be used with BuildMI from the 00011 // MachineInstrBuilder.h file to simplify generating frame and constant pool 00012 // references. 00013 // 00014 //===----------------------------------------------------------------------===// 00015 00016 #ifndef IA64_INSTRBUILDER_H 00017 #define IA64_INSTRBUILDER_H 00018 00019 #include "llvm/CodeGen/MachineInstrBuilder.h" 00020 00021 namespace llvm { 00022 00023 /// addFrameReference - This function is used to add a reference to the base of 00024 /// an abstract object on the stack frame of the current function. This 00025 /// reference has base register as the FrameIndex offset until it is resolved. 00026 /// This allows a constant offset to be specified as well... 00027 /// 00028 inline const MachineInstrBuilder& 00029 addFrameReference(const MachineInstrBuilder &MIB, int FI, int Offset = 0, 00030 bool mem = true) { 00031 if (mem) 00032 return MIB.addImm(Offset).addFrameIndex(FI); 00033 else 00034 return MIB.addFrameIndex(FI).addImm(Offset); 00035 } 00036 00037 /// addConstantPoolReference - This function is used to add a reference to the 00038 /// base of a constant value spilled to the per-function constant pool. The 00039 /// reference has base register ConstantPoolIndex offset which is retained until 00040 /// either machine code emission or assembly output. This allows an optional 00041 /// offset to be added as well. 00042 /// 00043 inline const MachineInstrBuilder& 00044 addConstantPoolReference(const MachineInstrBuilder &MIB, unsigned CPI, 00045 int Offset = 0) { 00046 return MIB.addImm(Offset).addConstantPoolIndex(CPI); 00047 } 00048 00049 } // End llvm namespace 00050 00051 #endif 00052