| /* TI C6X ELF support for BFD. |
| Copyright (C) 2010-2023 Free Software Foundation, Inc. |
| |
| 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 3 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., 51 Franklin Street - Fifth Floor, Boston, |
| MA 02110-1301, USA. */ |
| |
| #ifndef _ELF_TIC6X_H |
| #define _ELF_TIC6X_H |
| |
| #include "elf/reloc-macros.h" |
| |
| /* Relocation types. */ |
| START_RELOC_NUMBERS (elf_tic6x_reloc_type) |
| RELOC_NUMBER (R_C6000_NONE, 0) |
| RELOC_NUMBER (R_C6000_ABS32, 1) |
| RELOC_NUMBER (R_C6000_ABS16, 2) |
| RELOC_NUMBER (R_C6000_ABS8, 3) |
| RELOC_NUMBER (R_C6000_PCR_S21, 4) |
| RELOC_NUMBER (R_C6000_PCR_S12, 5) |
| RELOC_NUMBER (R_C6000_PCR_S10, 6) |
| RELOC_NUMBER (R_C6000_PCR_S7, 7) |
| RELOC_NUMBER (R_C6000_ABS_S16, 8) |
| RELOC_NUMBER (R_C6000_ABS_L16, 9) |
| RELOC_NUMBER (R_C6000_ABS_H16, 10) |
| RELOC_NUMBER (R_C6000_SBR_U15_B, 11) |
| RELOC_NUMBER (R_C6000_SBR_U15_H, 12) |
| RELOC_NUMBER (R_C6000_SBR_U15_W, 13) |
| RELOC_NUMBER (R_C6000_SBR_S16, 14) |
| RELOC_NUMBER (R_C6000_SBR_L16_B, 15) |
| RELOC_NUMBER (R_C6000_SBR_L16_H, 16) |
| RELOC_NUMBER (R_C6000_SBR_L16_W, 17) |
| RELOC_NUMBER (R_C6000_SBR_H16_B, 18) |
| RELOC_NUMBER (R_C6000_SBR_H16_H, 19) |
| RELOC_NUMBER (R_C6000_SBR_H16_W, 20) |
| RELOC_NUMBER (R_C6000_SBR_GOT_U15_W, 21) |
| RELOC_NUMBER (R_C6000_SBR_GOT_L16_W, 22) |
| RELOC_NUMBER (R_C6000_SBR_GOT_H16_W, 23) |
| RELOC_NUMBER (R_C6000_DSBT_INDEX, 24) |
| RELOC_NUMBER (R_C6000_PREL31, 25) |
| RELOC_NUMBER (R_C6000_COPY, 26) |
| RELOC_NUMBER (R_C6000_JUMP_SLOT, 27) |
| RELOC_NUMBER (R_C6000_EHTYPE, 28) |
| RELOC_NUMBER (R_C6000_PCR_H16, 29) |
| RELOC_NUMBER (R_C6000_PCR_L16, 30) |
| RELOC_NUMBER (R_C6000_ALIGN, 253) |
| RELOC_NUMBER (R_C6000_FPHEAD, 254) |
| RELOC_NUMBER (R_C6000_NOCMP, 255) |
| END_RELOC_NUMBERS (R_TIC6X_max) |
| |
| /* Processor-specific flags. */ |
| |
| /* File contains static relocation information. */ |
| #define EF_C6000_REL 0x1 |
| |
| /* Processor-specific section types. */ |
| |
| /* Unwind function table for stack unwinding. */ |
| #define SHT_C6000_UNWIND 0x70000001 |
| |
| /* DLL dynamic linking pre-emption map. */ |
| #define SHT_C6000_PREEMPTMAP 0x70000002 |
| |
| /* Object file compatibility attributes. */ |
| #define SHT_C6000_ATTRIBUTES 0x70000003 |
| |
| /* Intermediate code for link-time optimization. */ |
| #define SHT_TI_ICODE 0x7F000000 |
| |
| /* Symbolic cross reference information. */ |
| #define SHT_TI_XREF 0x7F000001 |
| |
| /* Reserved. */ |
| #define SHT_TI_HANDLER 0x7F000002 |
| |
| /* Compressed data for initializing C variables. */ |
| #define SHT_TI_INITINFO 0x7F000003 |
| |
| /* Extended program header attributes. */ |
| #define SHT_TI_PHATTRS 0x7F000004 |
| |
| /* Processor specific section indices. These sections do not actually |
| exist. Symbols with a st_shndx field corresponding to one of these |
| values have a special meaning. */ |
| |
| /* Small data area common symbol. */ |
| #define SHN_TIC6X_SCOMMON SHN_LORESERVE |
| |
| /* Processor-specific segment types. */ |
| |
| /* Extended Segment Attributes. */ |
| #define PT_C6000_PHATTR 0x70000000 |
| |
| /* Processor-specific dynamic tags. */ |
| |
| /* Undocumented. */ |
| #define DT_C6000_GSYM_OFFSET 0x6000000D |
| |
| /* Undocumented. */ |
| #define DT_C6000_GSTR_OFFSET 0x6000000F |
| |
| /* Statically linked base address of data segment. */ |
| #define DT_C6000_DSBT_BASE 0x70000000 |
| |
| /* Number of entries in this module's DSBT. */ |
| #define DT_C6000_DSBT_SIZE 0x70000001 |
| |
| /* Undocumented. */ |
| #define DT_C6000_PREEMPTMAP 0x70000002 |
| |
| /* The hard-coded DSBT index for this module, if any. */ |
| #define DT_C6000_DSBT_INDEX 0x70000003 |
| |
| /* Extended program header attributes. */ |
| |
| /* Terminate a segment. */ |
| #define PHA_NULL 0x0 |
| |
| /* Segment's address bound to the final address. */ |
| #define PHA_BOUND 0x1 |
| |
| /* Segment cannot be further relocated. */ |
| #define PHA_READONLY 0x2 |
| |
| /* Build attributes. */ |
| enum |
| { |
| #define TAG(tag, value) tag = value, |
| #include "elf/tic6x-attrs.h" |
| #undef TAG |
| Tag_C6XABI_last |
| }; |
| |
| /* Values for Tag_ISA. GNU-specific names; the ABI does not specify |
| names for these values. */ |
| enum |
| { |
| C6XABI_Tag_ISA_none = 0, |
| C6XABI_Tag_ISA_C62X = 1, |
| C6XABI_Tag_ISA_C67X = 3, |
| C6XABI_Tag_ISA_C67XP = 4, |
| C6XABI_Tag_ISA_C64X = 6, |
| C6XABI_Tag_ISA_C64XP = 7, |
| C6XABI_Tag_ISA_C674X = 8 |
| }; |
| |
| /* Special section names. */ |
| #define ELF_STRING_C6000_unwind ".c6xabi.exidx" |
| #define ELF_STRING_C6000_unwind_info ".c6xabi.extab" |
| #define ELF_STRING_C6000_unwind_once ".gnu.linkonce.c6xabi.exidx." |
| #define ELF_STRING_C6000_unwind_info_once ".gnu.linkonce.c6xabi.extab." |
| |
| #endif /* _ELF_TIC6X_H */ |
