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[/] [open8_urisc/] [trunk/] [gnu/] [binutils/] [include/] [elf/] [alpha.h] - Blame information for rev 21

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1 17 khays
/* ALPHA ELF support for BFD.
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   Copyright 1996, 1998, 2000, 2001, 2002, 2010 Free Software Foundation, Inc.
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   By Eric Youngdale, <eric@aib.com>.  No processor supplement available
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   for this platform.
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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 3 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., 51 Franklin Street - Fifth Floor, Boston,
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   MA 02110-1301, USA.  */
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/* This file holds definitions specific to the ALPHA ELF ABI.  Note
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   that most of this is not actually implemented by BFD.  */
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#ifndef _ELF_ALPHA_H
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#define _ELF_ALPHA_H
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/* Processor specific flags for the ELF header e_flags field.  */
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/* All addresses must be below 2GB.  */
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#define EF_ALPHA_32BIT          0x00000001
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/* All relocations needed for relaxation with code movement are present.  */
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#define EF_ALPHA_CANRELAX       0x00000002
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/* Processor specific section flags.  */
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/* This section must be in the global data area.  */
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#define SHF_ALPHA_GPREL         0x10000000
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/* Section contains some sort of debugging information.  The exact
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   format is unspecified.  It's probably ECOFF symbols.  */
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#define SHT_ALPHA_DEBUG         0x70000001
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/* Section contains register usage information.  */
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#define SHT_ALPHA_REGINFO       0x70000002
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/* A section of type SHT_MIPS_REGINFO contains the following
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   structure.  */
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typedef struct
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{
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  /* Mask of general purpose registers used.  */
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  unsigned long ri_gprmask;
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  /* Mask of co-processor registers used.  */
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  unsigned long ri_cprmask[4];
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  /* GP register value for this object file.  */
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  long ri_gp_value;
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} Elf64_RegInfo;
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/* Special values for the st_other field in the symbol table.  */
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#define STO_ALPHA_NOPV          0x80
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#define STO_ALPHA_STD_GPLOAD    0x88
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/* Special values for Elf64_Dyn tag.  */
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#define DT_ALPHA_PLTRO          DT_LOPROC
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#include "elf/reloc-macros.h"
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/* Alpha relocs.  */
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START_RELOC_NUMBERS (elf_alpha_reloc_type)
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  RELOC_NUMBER (R_ALPHA_NONE, 0) /* No reloc */
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  RELOC_NUMBER (R_ALPHA_REFLONG, 1)     /* Direct 32 bit */
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  RELOC_NUMBER (R_ALPHA_REFQUAD, 2)     /* Direct 64 bit */
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  RELOC_NUMBER (R_ALPHA_GPREL32, 3)     /* GP relative 32 bit */
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  RELOC_NUMBER (R_ALPHA_LITERAL, 4)     /* GP relative 16 bit w/optimization */
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  RELOC_NUMBER (R_ALPHA_LITUSE, 5)      /* Optimization hint for LITERAL */
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  RELOC_NUMBER (R_ALPHA_GPDISP, 6)      /* Add displacement to GP */
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  RELOC_NUMBER (R_ALPHA_BRADDR, 7)      /* PC+4 relative 23 bit shifted */
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  RELOC_NUMBER (R_ALPHA_HINT, 8)        /* PC+4 relative 16 bit shifted */
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  RELOC_NUMBER (R_ALPHA_SREL16, 9)      /* PC relative 16 bit */
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  RELOC_NUMBER (R_ALPHA_SREL32, 10)     /* PC relative 32 bit */
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  RELOC_NUMBER (R_ALPHA_SREL64, 11)     /* PC relative 64 bit */
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  /* Skip 12 - 16; deprecated ECOFF relocs.  */
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  RELOC_NUMBER (R_ALPHA_GPRELHIGH, 17)  /* GP relative 32 bit, high 16 bits */
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  RELOC_NUMBER (R_ALPHA_GPRELLOW, 18)   /* GP relative 32 bit, low 16 bits */
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  RELOC_NUMBER (R_ALPHA_GPREL16, 19)    /* GP relative 16 bit */
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  /* Skip 20 - 23; deprecated ECOFF relocs.  */
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  /* These relocations are specific to shared libraries.  */
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  RELOC_NUMBER (R_ALPHA_COPY, 24)       /* Copy symbol at runtime */
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  RELOC_NUMBER (R_ALPHA_GLOB_DAT, 25)   /* Create GOT entry */
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  RELOC_NUMBER (R_ALPHA_JMP_SLOT, 26)   /* Create PLT entry */
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  RELOC_NUMBER (R_ALPHA_RELATIVE, 27)   /* Adjust by program base */
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  /* Like BRADDR, but assert that the source and target object file
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     share the same GP value, and adjust the target address for
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     STO_ALPHA_STD_GPLOAD.  */
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  RELOC_NUMBER (R_ALPHA_BRSGP, 28)
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  /* Thread-Local Storage.  */
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  RELOC_NUMBER (R_ALPHA_TLSGD, 29)
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  RELOC_NUMBER (R_ALPHA_TLSLDM, 30)
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  RELOC_NUMBER (R_ALPHA_DTPMOD64, 31)
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  RELOC_NUMBER (R_ALPHA_GOTDTPREL, 32)
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  RELOC_NUMBER (R_ALPHA_DTPREL64, 33)
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  RELOC_NUMBER (R_ALPHA_DTPRELHI, 34)
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  RELOC_NUMBER (R_ALPHA_DTPRELLO, 35)
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  RELOC_NUMBER (R_ALPHA_DTPREL16, 36)
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  RELOC_NUMBER (R_ALPHA_GOTTPREL, 37)
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  RELOC_NUMBER (R_ALPHA_TPREL64, 38)
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  RELOC_NUMBER (R_ALPHA_TPRELHI, 39)
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  RELOC_NUMBER (R_ALPHA_TPRELLO, 40)
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  RELOC_NUMBER (R_ALPHA_TPREL16, 41)
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END_RELOC_NUMBERS (R_ALPHA_max)
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#define LITUSE_ALPHA_ADDR       0
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#define LITUSE_ALPHA_BASE       1
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#define LITUSE_ALPHA_BYTOFF     2
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#define LITUSE_ALPHA_JSR        3
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#define LITUSE_ALPHA_TLSGD      4
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#define LITUSE_ALPHA_TLSLDM     5
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#define LITUSE_ALPHA_JSRDIRECT  6
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#endif /* _ELF_ALPHA_H */

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