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sfurman |
/* PPC ELF support for BFD.
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Copyright 1995, 1996, 1998, 2000, 2001 Free Software Foundation, Inc.
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By Michael Meissner, Cygnus Support, <meissner@cygnus.com>, from information
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in the System V Application Binary Interface, PowerPC Processor Supplement
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and the PowerPC Embedded Application Binary Interface (eabi).
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This file is part of BFD, the Binary File Descriptor library.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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/* This file holds definitions specific to the PPC ELF ABI. Note
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that most of this is not actually implemented by BFD. */
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#ifndef _ELF_PPC_H
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#define _ELF_PPC_H
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#include "elf/reloc-macros.h"
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/* Relocations. */
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START_RELOC_NUMBERS (elf_ppc_reloc_type)
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RELOC_NUMBER (R_PPC_NONE, 0)
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RELOC_NUMBER (R_PPC_ADDR32, 1)
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RELOC_NUMBER (R_PPC_ADDR24, 2)
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RELOC_NUMBER (R_PPC_ADDR16, 3)
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RELOC_NUMBER (R_PPC_ADDR16_LO, 4)
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RELOC_NUMBER (R_PPC_ADDR16_HI, 5)
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RELOC_NUMBER (R_PPC_ADDR16_HA, 6)
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RELOC_NUMBER (R_PPC_ADDR14, 7)
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RELOC_NUMBER (R_PPC_ADDR14_BRTAKEN, 8)
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RELOC_NUMBER (R_PPC_ADDR14_BRNTAKEN, 9)
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RELOC_NUMBER (R_PPC_REL24, 10)
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RELOC_NUMBER (R_PPC_REL14, 11)
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RELOC_NUMBER (R_PPC_REL14_BRTAKEN, 12)
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RELOC_NUMBER (R_PPC_REL14_BRNTAKEN, 13)
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RELOC_NUMBER (R_PPC_GOT16, 14)
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RELOC_NUMBER (R_PPC_GOT16_LO, 15)
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RELOC_NUMBER (R_PPC_GOT16_HI, 16)
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RELOC_NUMBER (R_PPC_GOT16_HA, 17)
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RELOC_NUMBER (R_PPC_PLTREL24, 18)
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RELOC_NUMBER (R_PPC_COPY, 19)
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RELOC_NUMBER (R_PPC_GLOB_DAT, 20)
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RELOC_NUMBER (R_PPC_JMP_SLOT, 21)
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RELOC_NUMBER (R_PPC_RELATIVE, 22)
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RELOC_NUMBER (R_PPC_LOCAL24PC, 23)
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RELOC_NUMBER (R_PPC_UADDR32, 24)
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RELOC_NUMBER (R_PPC_UADDR16, 25)
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RELOC_NUMBER (R_PPC_REL32, 26)
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RELOC_NUMBER (R_PPC_PLT32, 27)
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RELOC_NUMBER (R_PPC_PLTREL32, 28)
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RELOC_NUMBER (R_PPC_PLT16_LO, 29)
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RELOC_NUMBER (R_PPC_PLT16_HI, 30)
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RELOC_NUMBER (R_PPC_PLT16_HA, 31)
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RELOC_NUMBER (R_PPC_SDAREL16, 32)
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RELOC_NUMBER (R_PPC_SECTOFF, 33)
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RELOC_NUMBER (R_PPC_SECTOFF_LO, 34)
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RELOC_NUMBER (R_PPC_SECTOFF_HI, 35)
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RELOC_NUMBER (R_PPC_SECTOFF_HA, 36)
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RELOC_NUMBER (R_PPC_ADDR30, 37)
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/* The following relocs are from the 64-bit PowerPC ELF ABI. */
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RELOC_NUMBER (R_PPC64_ADDR64, 38)
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RELOC_NUMBER (R_PPC64_ADDR16_HIGHER, 39)
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RELOC_NUMBER (R_PPC64_ADDR16_HIGHERA, 40)
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RELOC_NUMBER (R_PPC64_ADDR16_HIGHEST, 41)
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RELOC_NUMBER (R_PPC64_ADDR16_HIGHESTA, 42)
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RELOC_NUMBER (R_PPC64_UADDR64, 43)
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RELOC_NUMBER (R_PPC64_REL64, 44)
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RELOC_NUMBER (R_PPC64_PLT64, 45)
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RELOC_NUMBER (R_PPC64_PLTREL64, 46)
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RELOC_NUMBER (R_PPC64_TOC16, 47)
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RELOC_NUMBER (R_PPC64_TOC16_LO, 48)
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RELOC_NUMBER (R_PPC64_TOC16_HI, 49)
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RELOC_NUMBER (R_PPC64_TOC16_HA, 50)
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RELOC_NUMBER (R_PPC64_TOC, 51)
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RELOC_NUMBER (R_PPC64_PLTGOT16, 52)
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RELOC_NUMBER (R_PPC64_PLTGOT16_LO, 53)
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RELOC_NUMBER (R_PPC64_PLTGOT16_HI, 54)
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RELOC_NUMBER (R_PPC64_PLTGOT16_HA, 55)
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/* The following relocs were added in the 64-bit PowerPC ELF ABI revision 1.2. */
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RELOC_NUMBER (R_PPC64_ADDR16_DS, 56)
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RELOC_NUMBER (R_PPC64_ADDR16_LO_DS, 57)
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RELOC_NUMBER (R_PPC64_GOT16_DS, 58)
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RELOC_NUMBER (R_PPC64_GOT16_LO_DS, 59)
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RELOC_NUMBER (R_PPC64_PLT16_LO_DS, 60)
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RELOC_NUMBER (R_PPC64_SECTOFF_DS, 61)
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RELOC_NUMBER (R_PPC64_SECTOFF_LO_DS, 62)
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RELOC_NUMBER (R_PPC64_TOC16_DS, 63)
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RELOC_NUMBER (R_PPC64_TOC16_LO_DS, 64)
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RELOC_NUMBER (R_PPC64_PLTGOT16_DS, 65)
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RELOC_NUMBER (R_PPC64_PLTGOT16_LO_DS, 66)
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/* The remaining relocs are from the Embedded ELF ABI, and are not
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in the SVR4 ELF ABI. */
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RELOC_NUMBER (R_PPC_EMB_NADDR32, 101)
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RELOC_NUMBER (R_PPC_EMB_NADDR16, 102)
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RELOC_NUMBER (R_PPC_EMB_NADDR16_LO, 103)
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RELOC_NUMBER (R_PPC_EMB_NADDR16_HI, 104)
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RELOC_NUMBER (R_PPC_EMB_NADDR16_HA, 105)
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RELOC_NUMBER (R_PPC_EMB_SDAI16, 106)
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RELOC_NUMBER (R_PPC_EMB_SDA2I16, 107)
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RELOC_NUMBER (R_PPC_EMB_SDA2REL, 108)
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RELOC_NUMBER (R_PPC_EMB_SDA21, 109)
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RELOC_NUMBER (R_PPC_EMB_MRKREF, 110)
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RELOC_NUMBER (R_PPC_EMB_RELSEC16, 111)
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RELOC_NUMBER (R_PPC_EMB_RELST_LO, 112)
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RELOC_NUMBER (R_PPC_EMB_RELST_HI, 113)
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RELOC_NUMBER (R_PPC_EMB_RELST_HA, 114)
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RELOC_NUMBER (R_PPC_EMB_BIT_FLD, 115)
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RELOC_NUMBER (R_PPC_EMB_RELSDA, 116)
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/* These are GNU extensions to enable C++ vtable garbage collection. */
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RELOC_NUMBER (R_PPC_GNU_VTINHERIT, 253)
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RELOC_NUMBER (R_PPC_GNU_VTENTRY, 254)
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/* This is a phony reloc to handle any old fashioned TOC16 references
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that may still be in object files. */
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RELOC_NUMBER (R_PPC_TOC16, 255)
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END_RELOC_NUMBERS (R_PPC_max)
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/* Aliases for R_PPC64-relocs. */
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#define R_PPC64_NONE R_PPC_NONE
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#define R_PPC64_ADDR32 R_PPC_ADDR32
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#define R_PPC64_ADDR24 R_PPC_ADDR24
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#define R_PPC64_ADDR16 R_PPC_ADDR16
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#define R_PPC64_ADDR16_LO R_PPC_ADDR16_LO
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#define R_PPC64_ADDR16_HI R_PPC_ADDR16_HI
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#define R_PPC64_ADDR16_HA R_PPC_ADDR16_HA
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#define R_PPC64_ADDR14 R_PPC_ADDR14
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#define R_PPC64_ADDR14_BRTAKEN R_PPC_ADDR14_BRTAKEN
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#define R_PPC64_ADDR14_BRNTAKEN R_PPC_ADDR14_BRNTAKEN
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#define R_PPC64_REL24 R_PPC_REL24
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#define R_PPC64_REL14 R_PPC_REL14
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#define R_PPC64_REL14_BRTAKEN R_PPC_REL14_BRTAKEN
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#define R_PPC64_REL14_BRNTAKEN R_PPC_REL14_BRNTAKEN
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#define R_PPC64_GOT16 R_PPC_GOT16
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#define R_PPC64_GOT16_LO R_PPC_GOT16_LO
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#define R_PPC64_GOT16_HI R_PPC_GOT16_HI
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#define R_PPC64_GOT16_HA R_PPC_GOT16_HA
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#define R_PPC64_COPY R_PPC_COPY
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#define R_PPC64_GLOB_DAT R_PPC_GLOB_DAT
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#define R_PPC64_JMP_SLOT R_PPC_JMP_SLOT
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#define R_PPC64_RELATIVE R_PPC_RELATIVE
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#define R_PPC64_UADDR32 R_PPC_UADDR32
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#define R_PPC64_UADDR16 R_PPC_UADDR16
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#define R_PPC64_REL32 R_PPC_REL32
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#define R_PPC64_PLT32 R_PPC_PLT32
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#define R_PPC64_PLTREL32 R_PPC_PLTREL32
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#define R_PPC64_PLT16_LO R_PPC_PLT16_LO
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#define R_PPC64_PLT16_HI R_PPC_PLT16_HI
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#define R_PPC64_PLT16_HA R_PPC_PLT16_HA
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#define R_PPC64_SECTOFF R_PPC_SECTOFF
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#define R_PPC64_SECTOFF_LO R_PPC_SECTOFF_LO
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#define R_PPC64_SECTOFF_HI R_PPC_SECTOFF_HI
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#define R_PPC64_SECTOFF_HA R_PPC_SECTOFF_HA
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#define R_PPC64_ADDR30 R_PPC_ADDR30
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#define R_PPC64_GNU_VTINHERIT R_PPC_GNU_VTINHERIT
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#define R_PPC64_GNU_VTENTRY R_PPC_GNU_VTENTRY
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/* Specify the start of the .glink section. */
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#define DT_PPC64_GLINK DT_LOPROC
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/* Specify the start and size of the .opd section. */
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#define DT_PPC64_OPD (DT_LOPROC + 1)
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#define DT_PPC64_OPDSZ (DT_LOPROC + 2)
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/* Processor specific flags for the ELF header e_flags field. */
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#define EF_PPC_EMB 0x80000000 /* PowerPC embedded flag. */
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#define EF_PPC_RELOCATABLE 0x00010000 /* PowerPC -mrelocatable flag. */
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#define EF_PPC_RELOCATABLE_LIB 0x00008000 /* PowerPC -mrelocatable-lib flag. */
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/* Processor specific section headers, sh_type field. */
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#define SHT_ORDERED SHT_HIPROC /* Link editor is to sort the \
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entries in this section \
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based on the address \
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specified in the associated \
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symbol table entry. */
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/* Processor specific section flags, sh_flags field. */
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#define SHF_EXCLUDE 0x80000000 /* Link editor is to exclude \
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this section from executable \
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and shared objects that it \
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builds when those objects \
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are not to be furhter \
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relocated. */
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#endif /* _ELF_PPC_H */
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