| /* Xtensa ELF support for BFD. |
| Copyright 2003 Free Software Foundation, Inc. |
| Contributed by Bob Wilson (bwilson@tensilica.com) at Tensilica. |
| |
| 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 Xtensa ELF ABI. */ |
| |
| #ifndef _ELF_XTENSA_H |
| #define _ELF_XTENSA_H |
| |
| #include "elf/reloc-macros.h" |
| |
| /* Relocations. */ |
| START_RELOC_NUMBERS (elf_xtensa_reloc_type) |
| RELOC_NUMBER (R_XTENSA_NONE, 0) |
| RELOC_NUMBER (R_XTENSA_32, 1) |
| RELOC_NUMBER (R_XTENSA_RTLD, 2) |
| RELOC_NUMBER (R_XTENSA_GLOB_DAT, 3) |
| RELOC_NUMBER (R_XTENSA_JMP_SLOT, 4) |
| RELOC_NUMBER (R_XTENSA_RELATIVE, 5) |
| RELOC_NUMBER (R_XTENSA_PLT, 6) |
| RELOC_NUMBER (R_XTENSA_OP0, 8) |
| RELOC_NUMBER (R_XTENSA_OP1, 9) |
| RELOC_NUMBER (R_XTENSA_OP2, 10) |
| RELOC_NUMBER (R_XTENSA_ASM_EXPAND, 11) |
| RELOC_NUMBER (R_XTENSA_ASM_SIMPLIFY, 12) |
| RELOC_NUMBER (R_XTENSA_GNU_VTINHERIT, 15) |
| RELOC_NUMBER (R_XTENSA_GNU_VTENTRY, 16) |
| END_RELOC_NUMBERS (R_XTENSA_max) |
| |
| /* Processor-specific flags for the ELF header e_flags field. */ |
| |
| /* Four-bit Xtensa machine type field. */ |
| #define EF_XTENSA_MACH 0x0000000f |
| |
| /* Various CPU types. */ |
| #define E_XTENSA_MACH 0x00000000 |
| |
| /* Leave bits 0xf0 alone in case we ever have more than 16 cpu types. |
| Highly unlikely, but what the heck. */ |
| |
| #define EF_XTENSA_XT_INSN 0x00000100 |
| #define EF_XTENSA_XT_LIT 0x00000200 |
| |
| |
| /* Processor-specific dynamic array tags. */ |
| |
| /* Offset of the table that records the GOT location(s). */ |
| #define DT_XTENSA_GOT_LOC_OFF 0x70000000 |
| |
| /* Number of entries in the GOT location table. */ |
| #define DT_XTENSA_GOT_LOC_SZ 0x70000001 |
| |
| |
| /* Definitions for instruction and literal property tables. The |
| instruction tables for ".gnu.linkonce.t.*" sections are placed in |
| the following sections: |
| |
| instruction tables: .gnu.linkonce.x.* |
| literal tables: .gnu.linkonce.p.* |
| */ |
| |
| #define XTENSA_INSN_SEC_NAME ".xt.insn" |
| #define XTENSA_LIT_SEC_NAME ".xt.lit" |
| |
| typedef struct property_table_entry_t |
| { |
| bfd_vma address; |
| bfd_vma size; |
| } property_table_entry; |
| |
| #endif /* _ELF_XTENSA_H */ |