1//===-- PPCRelocations.h - PPC Code Relocations -----------------*- 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 defines the PowerPC 32-bit target-specific relocation types. 11// 12//===----------------------------------------------------------------------===// 13 14#ifndef PPCRELOCATIONS_H 15#define PPCRELOCATIONS_H 16 17#include "llvm/CodeGen/MachineRelocation.h" 18 19// Hack to rid us of a PPC pre-processor symbol which is erroneously 20// defined in a PowerPC header file (bug in Linux/PPC) 21#ifdef PPC 22#undef PPC 23#endif 24 25namespace llvm { 26 namespace PPC { 27 enum RelocationType { 28 // reloc_vanilla - A standard relocation, where the address of the 29 // relocated object completely overwrites the address of the relocation. 30 reloc_vanilla, 31 32 // reloc_pcrel_bx - PC relative relocation, for the b or bl instructions. 33 reloc_pcrel_bx, 34 35 // reloc_pcrel_bcx - PC relative relocation, for BLT,BLE,BEQ,BGE,BGT,BNE, 36 // and other bcx instructions. 37 reloc_pcrel_bcx, 38 39 // reloc_absolute_high - Absolute relocation, for the loadhi instruction 40 // (which is really addis). Add the high 16-bits of the specified global 41 // address into the low 16-bits of the instruction. 42 reloc_absolute_high, 43 44 // reloc_absolute_low - Absolute relocation, for the la instruction (which 45 // is really an addi). Add the low 16-bits of the specified global 46 // address into the low 16-bits of the instruction. 47 reloc_absolute_low, 48 49 // reloc_absolute_low_ix - Absolute relocation for the 64-bit load/store 50 // instruction which have two implicit zero bits. 51 reloc_absolute_low_ix 52 }; 53 } 54} 55 56#endif 57