binutils-gdb/include/elf/ppc64.h
Alan Modra ba761f19f5 include/elf/
* ppc64.h (R_PPC64_LO_DS_OPT): Define.
bfd/
	* elf64-ppc.c (toc_skip_enum): Define.
	(ppc64_elf_edit_toc): Use two low bits of skip array as markers.
	Optimize largetoc sequences.
	(adjust_toc_syms): Update for skip array change.
	(ppc64_elf_relocate_section): Handle R_PPC64_LO_DS_OPT.
ld/
	* emultempl/ppc64elf.em (prelim_size_sections): New function.
	(ppc_before_allocation): Use it.  Size sections before toc edit too.
2010-06-25 05:20:57 +00:00

177 lines
7.0 KiB
C

/* PPC64 ELF support for BFD.
Copyright 2003, 2005, 2009, 2010 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
MA 02110-1301, USA. */
#ifndef _ELF_PPC64_H
#define _ELF_PPC64_H
#include "elf/reloc-macros.h"
/* Relocations. */
START_RELOC_NUMBERS (elf_ppc64_reloc_type)
RELOC_NUMBER (R_PPC64_NONE, 0)
RELOC_NUMBER (R_PPC64_ADDR32, 1)
RELOC_NUMBER (R_PPC64_ADDR24, 2)
RELOC_NUMBER (R_PPC64_ADDR16, 3)
RELOC_NUMBER (R_PPC64_ADDR16_LO, 4)
RELOC_NUMBER (R_PPC64_ADDR16_HI, 5)
RELOC_NUMBER (R_PPC64_ADDR16_HA, 6)
RELOC_NUMBER (R_PPC64_ADDR14, 7)
RELOC_NUMBER (R_PPC64_ADDR14_BRTAKEN, 8)
RELOC_NUMBER (R_PPC64_ADDR14_BRNTAKEN, 9)
RELOC_NUMBER (R_PPC64_REL24, 10)
RELOC_NUMBER (R_PPC64_REL14, 11)
RELOC_NUMBER (R_PPC64_REL14_BRTAKEN, 12)
RELOC_NUMBER (R_PPC64_REL14_BRNTAKEN, 13)
RELOC_NUMBER (R_PPC64_GOT16, 14)
RELOC_NUMBER (R_PPC64_GOT16_LO, 15)
RELOC_NUMBER (R_PPC64_GOT16_HI, 16)
RELOC_NUMBER (R_PPC64_GOT16_HA, 17)
/* 18 unused. 32-bit reloc is R_PPC_PLTREL24. */
RELOC_NUMBER (R_PPC64_COPY, 19)
RELOC_NUMBER (R_PPC64_GLOB_DAT, 20)
RELOC_NUMBER (R_PPC64_JMP_SLOT, 21)
RELOC_NUMBER (R_PPC64_RELATIVE, 22)
/* 23 unused. 32-bit reloc is R_PPC_LOCAL24PC. */
RELOC_NUMBER (R_PPC64_UADDR32, 24)
RELOC_NUMBER (R_PPC64_UADDR16, 25)
RELOC_NUMBER (R_PPC64_REL32, 26)
RELOC_NUMBER (R_PPC64_PLT32, 27)
RELOC_NUMBER (R_PPC64_PLTREL32, 28)
RELOC_NUMBER (R_PPC64_PLT16_LO, 29)
RELOC_NUMBER (R_PPC64_PLT16_HI, 30)
RELOC_NUMBER (R_PPC64_PLT16_HA, 31)
/* 32 unused. 32-bit reloc is R_PPC_SDAREL16. */
RELOC_NUMBER (R_PPC64_SECTOFF, 33)
RELOC_NUMBER (R_PPC64_SECTOFF_LO, 34)
RELOC_NUMBER (R_PPC64_SECTOFF_HI, 35)
RELOC_NUMBER (R_PPC64_SECTOFF_HA, 36)
RELOC_NUMBER (R_PPC64_REL30, 37)
RELOC_NUMBER (R_PPC64_ADDR64, 38)
RELOC_NUMBER (R_PPC64_ADDR16_HIGHER, 39)
RELOC_NUMBER (R_PPC64_ADDR16_HIGHERA, 40)
RELOC_NUMBER (R_PPC64_ADDR16_HIGHEST, 41)
RELOC_NUMBER (R_PPC64_ADDR16_HIGHESTA, 42)
RELOC_NUMBER (R_PPC64_UADDR64, 43)
RELOC_NUMBER (R_PPC64_REL64, 44)
RELOC_NUMBER (R_PPC64_PLT64, 45)
RELOC_NUMBER (R_PPC64_PLTREL64, 46)
RELOC_NUMBER (R_PPC64_TOC16, 47)
RELOC_NUMBER (R_PPC64_TOC16_LO, 48)
RELOC_NUMBER (R_PPC64_TOC16_HI, 49)
RELOC_NUMBER (R_PPC64_TOC16_HA, 50)
RELOC_NUMBER (R_PPC64_TOC, 51)
RELOC_NUMBER (R_PPC64_PLTGOT16, 52)
RELOC_NUMBER (R_PPC64_PLTGOT16_LO, 53)
RELOC_NUMBER (R_PPC64_PLTGOT16_HI, 54)
RELOC_NUMBER (R_PPC64_PLTGOT16_HA, 55)
/* The following relocs were added in the 64-bit PowerPC ELF ABI
revision 1.2. */
RELOC_NUMBER (R_PPC64_ADDR16_DS, 56)
RELOC_NUMBER (R_PPC64_ADDR16_LO_DS, 57)
RELOC_NUMBER (R_PPC64_GOT16_DS, 58)
RELOC_NUMBER (R_PPC64_GOT16_LO_DS, 59)
RELOC_NUMBER (R_PPC64_PLT16_LO_DS, 60)
RELOC_NUMBER (R_PPC64_SECTOFF_DS, 61)
RELOC_NUMBER (R_PPC64_SECTOFF_LO_DS, 62)
RELOC_NUMBER (R_PPC64_TOC16_DS, 63)
RELOC_NUMBER (R_PPC64_TOC16_LO_DS, 64)
RELOC_NUMBER (R_PPC64_PLTGOT16_DS, 65)
RELOC_NUMBER (R_PPC64_PLTGOT16_LO_DS, 66)
/* Relocs added to support TLS. PowerPC64 ELF ABI revision 1.5. */
RELOC_NUMBER (R_PPC64_TLS, 67)
RELOC_NUMBER (R_PPC64_DTPMOD64, 68)
RELOC_NUMBER (R_PPC64_TPREL16, 69)
RELOC_NUMBER (R_PPC64_TPREL16_LO, 70)
RELOC_NUMBER (R_PPC64_TPREL16_HI, 71)
RELOC_NUMBER (R_PPC64_TPREL16_HA, 72)
RELOC_NUMBER (R_PPC64_TPREL64, 73)
RELOC_NUMBER (R_PPC64_DTPREL16, 74)
RELOC_NUMBER (R_PPC64_DTPREL16_LO, 75)
RELOC_NUMBER (R_PPC64_DTPREL16_HI, 76)
RELOC_NUMBER (R_PPC64_DTPREL16_HA, 77)
RELOC_NUMBER (R_PPC64_DTPREL64, 78)
RELOC_NUMBER (R_PPC64_GOT_TLSGD16, 79)
RELOC_NUMBER (R_PPC64_GOT_TLSGD16_LO, 80)
RELOC_NUMBER (R_PPC64_GOT_TLSGD16_HI, 81)
RELOC_NUMBER (R_PPC64_GOT_TLSGD16_HA, 82)
RELOC_NUMBER (R_PPC64_GOT_TLSLD16, 83)
RELOC_NUMBER (R_PPC64_GOT_TLSLD16_LO, 84)
RELOC_NUMBER (R_PPC64_GOT_TLSLD16_HI, 85)
RELOC_NUMBER (R_PPC64_GOT_TLSLD16_HA, 86)
RELOC_NUMBER (R_PPC64_GOT_TPREL16_DS, 87)
RELOC_NUMBER (R_PPC64_GOT_TPREL16_LO_DS, 88)
RELOC_NUMBER (R_PPC64_GOT_TPREL16_HI, 89)
RELOC_NUMBER (R_PPC64_GOT_TPREL16_HA, 90)
RELOC_NUMBER (R_PPC64_GOT_DTPREL16_DS, 91)
RELOC_NUMBER (R_PPC64_GOT_DTPREL16_LO_DS, 92)
RELOC_NUMBER (R_PPC64_GOT_DTPREL16_HI, 93)
RELOC_NUMBER (R_PPC64_GOT_DTPREL16_HA, 94)
RELOC_NUMBER (R_PPC64_TPREL16_DS, 95)
RELOC_NUMBER (R_PPC64_TPREL16_LO_DS, 96)
RELOC_NUMBER (R_PPC64_TPREL16_HIGHER, 97)
RELOC_NUMBER (R_PPC64_TPREL16_HIGHERA, 98)
RELOC_NUMBER (R_PPC64_TPREL16_HIGHEST, 99)
RELOC_NUMBER (R_PPC64_TPREL16_HIGHESTA, 100)
RELOC_NUMBER (R_PPC64_DTPREL16_DS, 101)
RELOC_NUMBER (R_PPC64_DTPREL16_LO_DS, 102)
RELOC_NUMBER (R_PPC64_DTPREL16_HIGHER, 103)
RELOC_NUMBER (R_PPC64_DTPREL16_HIGHERA, 104)
RELOC_NUMBER (R_PPC64_DTPREL16_HIGHEST, 105)
RELOC_NUMBER (R_PPC64_DTPREL16_HIGHESTA, 106)
RELOC_NUMBER (R_PPC64_TLSGD, 107)
RELOC_NUMBER (R_PPC64_TLSLD, 108)
#ifndef RELOC_MACROS_GEN_FUNC
/* Fake relocation only used internally by ld. */
RELOC_NUMBER (R_PPC64_LO_DS_OPT, 128)
#endif
/* Support STT_GNU_IFUNC plt calls. */
RELOC_NUMBER (R_PPC64_JMP_IREL, 247)
RELOC_NUMBER (R_PPC64_IRELATIVE, 248)
/* These are GNU extensions used in PIC code sequences. */
RELOC_NUMBER (R_PPC64_REL16, 249)
RELOC_NUMBER (R_PPC64_REL16_LO, 250)
RELOC_NUMBER (R_PPC64_REL16_HI, 251)
RELOC_NUMBER (R_PPC64_REL16_HA, 252)
/* These are GNU extensions to enable C++ vtable garbage collection. */
RELOC_NUMBER (R_PPC64_GNU_VTINHERIT, 253)
RELOC_NUMBER (R_PPC64_GNU_VTENTRY, 254)
END_RELOC_NUMBERS (R_PPC64_max)
#define IS_PPC64_TLS_RELOC(R) \
((R) >= R_PPC64_TLS && (R) <= R_PPC64_DTPREL16_HIGHESTA)
/* Specify the start of the .glink section. */
#define DT_PPC64_GLINK DT_LOPROC
/* Specify the start and size of the .opd section. */
#define DT_PPC64_OPD (DT_LOPROC + 1)
#define DT_PPC64_OPDSZ (DT_LOPROC + 2)
/* Specify that tls descriptors should be optimized. */
#define DT_PPC64_TLSOPT (DT_LOPROC + 3)
#endif /* _ELF_PPC64_H */