/* 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

/* Relocations.  */
#define R_PPC_NONE		0
#define R_PPC_ADDR32		1
#define R_PPC_ADDR24		2
#define R_PPC_ADDR16		3
#define R_PPC_ADDR16_LO		4
#define R_PPC_ADDR16_HI		5
#define R_PPC_ADDR16_HA		6
#define R_PPC_ADDR14		7
#define R_PPC_ADDR14_BRTAKEN	8
#define R_PPC_ADDR14_BRNTAKEN	9
#define R_PPC_REL24		10
#define R_PPC_REL14		11
#define R_PPC_REL14_BRTAKEN	12
#define R_PPC_REL14_BRNTAKEN	13
#define R_PPC_GOT16		14
#define R_PPC_GOT16_LO		15
#define R_PPC_GOT16_HI		16
#define R_PPC_GOT16_HA		17
#define R_PPC_PLTREL24		18
#define R_PPC_COPY		19
#define R_PPC_GLOB_DAT		20
#define R_PPC_JMP_SLOT		21
#define R_PPC_RELATIVE		22
#define R_PPC_LOCAL24PC		23
#define R_PPC_UADDR32		24
#define R_PPC_UADDR16		25
#define R_PPC_REL32		26
#define R_PPC_PLT32		27
#define R_PPC_PLTREL32		28
#define R_PPC_PLT16_LO		29
#define R_PPC_PLT16_HI		30
#define R_PPC_PLT16_HA		31
#define R_PPC_SDAREL16		32
#define R_PPC_SECTOFF		33
#define R_PPC_SECTOFF_LO	34
#define R_PPC_SECTOFF_HI	35
#define R_PPC_SECTOFF_HA	36

/* The remaining relocs are from the Embedded ELF ABI, and are not
   in the SVR4 ELF ABI.  */
#define R_PPC_EMB_NADDR32	101
#define R_PPC_EMB_NADDR16	102
#define R_PPC_EMB_NADDR16_LO	103
#define R_PPC_EMB_NADDR16_HI	104
#define R_PPC_EMB_NADDR16_HA	105
#define R_PPC_EMB_SDAI16	106
#define R_PPC_EMB_SDA2I16	107
#define R_PPC_EMB_SDA2REL	108
#define R_PPC_EMB_SDA21		109
#define R_PPC_EMB_MRKREF	110
#define R_PPC_EMB_RELSEC16	111
#define R_PPC_EMB_RELST_LO	112
#define R_PPC_EMB_RELST_HI	113
#define R_PPC_EMB_RELST_HA	114
#define R_PPC_EMB_BIT_FLD	115
#define R_PPC_EMB_RELSDA	116

/* This is a phony reloc to handle any old fashioned TOC16 references
   that may still be in object files.  */
#define R_PPC_TOC16		255


/* 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 */