sdcc/support/sdbinutils/include/elf/microblaze.h

   1 /* Xilinx MicroBlaze support for BFD.
   2
   3    Copyright (C) 2009-2022 Free Software Foundation, Inc.
   4
   5    This file is part of BFD, the Binary File Descriptor library.
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, write to the Free Software
  19    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
  20    02110-1301, USA.  */
  21
  22 /* This file holds definitions specific to the MICROBLAZE ELF ABI.  */
  23
  24 #ifndef _ELF_MICROBLAZE_H
  25 #define _ELF_MICROBLAZE_H
  26
  27 #include "elf/reloc-macros.h"
  28
  29 /* Relocations.  */
  30 START_RELOC_NUMBERS (elf_microblaze_reloc_type)
  31   RELOC_NUMBER (R_MICROBLAZE_NONE, 0)
  32   RELOC_NUMBER (R_MICROBLAZE_32, 1)
  33   RELOC_NUMBER (R_MICROBLAZE_32_PCREL, 2)
  34   RELOC_NUMBER (R_MICROBLAZE_64_PCREL, 3)
  35   RELOC_NUMBER (R_MICROBLAZE_32_PCREL_LO, 4)
  36   RELOC_NUMBER (R_MICROBLAZE_64, 5)
  37   RELOC_NUMBER (R_MICROBLAZE_32_LO, 6)
  38   RELOC_NUMBER (R_MICROBLAZE_SRO32, 7)
  39   RELOC_NUMBER (R_MICROBLAZE_SRW32, 8)
  40   RELOC_NUMBER (R_MICROBLAZE_64_NONE, 9)
  41   RELOC_NUMBER (R_MICROBLAZE_32_SYM_OP_SYM, 10)
  42   RELOC_NUMBER (R_MICROBLAZE_GNU_VTINHERIT, 11)
  43   RELOC_NUMBER (R_MICROBLAZE_GNU_VTENTRY, 12)
  44   RELOC_NUMBER (R_MICROBLAZE_GOTPC_64, 13)  /* PC-relative GOT offset.  */
  45   RELOC_NUMBER (R_MICROBLAZE_GOT_64, 14)    /* GOT entry offset.  */
  46   RELOC_NUMBER (R_MICROBLAZE_PLT_64, 15)    /* PLT offset (PC-relative).  */
  47   RELOC_NUMBER (R_MICROBLAZE_REL, 16)       /* Adjust by program base.  */
  48   RELOC_NUMBER (R_MICROBLAZE_JUMP_SLOT, 17) /* Create PLT entry.  */
  49   RELOC_NUMBER (R_MICROBLAZE_GLOB_DAT, 18)  /* Create GOT entry.  */
  50   RELOC_NUMBER (R_MICROBLAZE_GOTOFF_64, 19) /* Offset relative to GOT.  */
  51   RELOC_NUMBER (R_MICROBLAZE_GOTOFF_32, 20) /* Offset relative to GOT.  */
  52   RELOC_NUMBER (R_MICROBLAZE_COPY, 21)      /* Runtime copy.  */
  53   RELOC_NUMBER (R_MICROBLAZE_TLS, 22)           /* TLS Reloc */
  54   RELOC_NUMBER (R_MICROBLAZE_TLSGD, 23)         /* TLS General Dynamic */
  55   RELOC_NUMBER (R_MICROBLAZE_TLSLD, 24)         /* TLS Local Dynamic */
  56   RELOC_NUMBER (R_MICROBLAZE_TLSDTPMOD32, 25)   /* TLS Module ID */
  57   RELOC_NUMBER (R_MICROBLAZE_TLSDTPREL32, 26)   /* TLS Offset Within TLS Block */
  58   RELOC_NUMBER (R_MICROBLAZE_TLSDTPREL64, 27)   /* TLS Offset Within TLS Block */
  59   RELOC_NUMBER (R_MICROBLAZE_TLSGOTTPREL32, 28) /* TLS Offset From Thread Pointer */
  60   RELOC_NUMBER (R_MICROBLAZE_TLSTPREL32, 29)    /* TLS Offset From Thread Pointer */
  61   RELOC_NUMBER (R_MICROBLAZE_TEXTPCREL_64, 30)  /* PC-relative TEXT offset.  */
  62   RELOC_NUMBER (R_MICROBLAZE_TEXTREL_64, 31)    /* TEXT Entry offset 64-bit.  */
  63   RELOC_NUMBER (R_MICROBLAZE_TEXTREL_32_LO, 32) /* TEXT Entry offset 32-bit.  */
  64 END_RELOC_NUMBERS (R_MICROBLAZE_max)
  65
  66 /* Global base address names.  */
  67 #define RO_SDA_ANCHOR_NAME "_SDA2_BASE_"
  68 #define RW_SDA_ANCHOR_NAME "_SDA_BASE_"
  69
  70 /* Section Attributes.  */
  71 #define SHF_MICROBLAZE_NOREAD   0x80000000
  72
  73 #endif /* _ELF_MICROBLAZE_H */