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Diffstat (limited to 'include/elf/ppc.h')
| -rw-r--r-- | include/elf/ppc.h | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/include/elf/ppc.h b/include/elf/ppc.h new file mode 100644 index 0000000..b3116d8 --- /dev/null +++ b/include/elf/ppc.h @@ -0,0 +1,127 @@ +/* PPC ELF support for BFD. + Copyright (C) 1995, 1998 Free Software Foundation, Inc. + + By Michael Meissner, Cygnus Support, <meissner@cygnus.com>, from information + in the System V Application Binary Interface, PowerPC Processor Supplement + and the PowerPC Embedded Application Binary Interface (eabi). + +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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +/* This file holds definitions specific to the PPC ELF ABI. Note + that most of this is not actually implemented by BFD. */ + +#ifndef _ELF_PPC_H +#define _ELF_PPC_H + +#include "elf/reloc-macros.h" + +/* Relocations. */ +START_RELOC_NUMBERS (elf_ppc_reloc_type) + RELOC_NUMBER (R_PPC_NONE, 0) + RELOC_NUMBER (R_PPC_ADDR32, 1) + RELOC_NUMBER (R_PPC_ADDR24, 2) + RELOC_NUMBER (R_PPC_ADDR16, 3) + RELOC_NUMBER (R_PPC_ADDR16_LO, 4) + RELOC_NUMBER (R_PPC_ADDR16_HI, 5) + RELOC_NUMBER (R_PPC_ADDR16_HA, 6) + RELOC_NUMBER (R_PPC_ADDR14, 7) + RELOC_NUMBER (R_PPC_ADDR14_BRTAKEN, 8) + RELOC_NUMBER (R_PPC_ADDR14_BRNTAKEN, 9) + RELOC_NUMBER (R_PPC_REL24, 10) + RELOC_NUMBER (R_PPC_REL14, 11) + RELOC_NUMBER (R_PPC_REL14_BRTAKEN, 12) + RELOC_NUMBER (R_PPC_REL14_BRNTAKEN, 13) + RELOC_NUMBER (R_PPC_GOT16, 14) + RELOC_NUMBER (R_PPC_GOT16_LO, 15) + RELOC_NUMBER (R_PPC_GOT16_HI, 16) + RELOC_NUMBER (R_PPC_GOT16_HA, 17) + RELOC_NUMBER (R_PPC_PLTREL24, 18) + RELOC_NUMBER (R_PPC_COPY, 19) + RELOC_NUMBER (R_PPC_GLOB_DAT, 20) + RELOC_NUMBER (R_PPC_JMP_SLOT, 21) + RELOC_NUMBER (R_PPC_RELATIVE, 22) + RELOC_NUMBER (R_PPC_LOCAL24PC, 23) + RELOC_NUMBER (R_PPC_UADDR32, 24) + RELOC_NUMBER (R_PPC_UADDR16, 25) + RELOC_NUMBER (R_PPC_REL32, 26) + RELOC_NUMBER (R_PPC_PLT32, 27) + RELOC_NUMBER (R_PPC_PLTREL32, 28) + RELOC_NUMBER (R_PPC_PLT16_LO, 29) + RELOC_NUMBER (R_PPC_PLT16_HI, 30) + RELOC_NUMBER (R_PPC_PLT16_HA, 31) + RELOC_NUMBER (R_PPC_SDAREL16, 32) + RELOC_NUMBER (R_PPC_SECTOFF, 33) + RELOC_NUMBER (R_PPC_SECTOFF_LO, 34) + RELOC_NUMBER (R_PPC_SECTOFF_HI, 35) + RELOC_NUMBER (R_PPC_SECTOFF_HA, 36) + +/* The remaining relocs are from the Embedded ELF ABI, and are not + in the SVR4 ELF ABI. */ + RELOC_NUMBER (R_PPC_EMB_NADDR32, 101) + RELOC_NUMBER (R_PPC_EMB_NADDR16, 102) + RELOC_NUMBER (R_PPC_EMB_NADDR16_LO, 103) + RELOC_NUMBER (R_PPC_EMB_NADDR16_HI, 104) + RELOC_NUMBER (R_PPC_EMB_NADDR16_HA, 105) + RELOC_NUMBER (R_PPC_EMB_SDAI16, 106) + RELOC_NUMBER (R_PPC_EMB_SDA2I16, 107) + RELOC_NUMBER (R_PPC_EMB_SDA2REL, 108) + RELOC_NUMBER (R_PPC_EMB_SDA21, 109) + RELOC_NUMBER (R_PPC_EMB_MRKREF, 110) + RELOC_NUMBER (R_PPC_EMB_RELSEC16, 111) + RELOC_NUMBER (R_PPC_EMB_RELST_LO, 112) + RELOC_NUMBER (R_PPC_EMB_RELST_HI, 113) + RELOC_NUMBER (R_PPC_EMB_RELST_HA, 114) + RELOC_NUMBER (R_PPC_EMB_BIT_FLD, 115) + RELOC_NUMBER (R_PPC_EMB_RELSDA, 116) + + /* These are GNU extensions to enable C++ vtable garbage collection. */ + RELOC_NUMBER (R_PPC_GNU_VTINHERIT, 253) + RELOC_NUMBER (R_PPC_GNU_VTENTRY, 254) + +/* This is a phony reloc to handle any old fashioned TOC16 references + that may still be in object files. */ + RELOC_NUMBER (R_PPC_TOC16, 255) + + EMPTY_RELOC (R_PPC_max) +END_RELOC_NUMBERS + + +/* Processor specific flags for the ELF header e_flags field. */ + +#define EF_PPC_EMB 0x80000000 /* PowerPC embedded flag */ + + /* CYGNUS local bits below */ +#define EF_PPC_RELOCATABLE 0x00010000 /* PowerPC -mrelocatable flag */ +#define EF_PPC_RELOCATABLE_LIB 0x00008000 /* PowerPC -mrelocatable-lib flag */ + +/* Processor specific section headers, sh_type field */ + +#define SHT_ORDERED SHT_HIPROC /* Link editor is to sort the \ + entries in this section \ + based on the address \ + specified in the associated \ + symbol table entry. */ + +/* Processor specific section flags, sh_flags field */ + +#define SHF_EXCLUDE 0x80000000 /* Link editor is to exclude \ + this section from executable \ + and shared objects that it \ + builds when those objects \ + are not to be furhter \ + relocated. */ +#endif /* _ELF_PPC_H */ |