2000-03-27 10:39:14 +02:00
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/* AVR ELF support for BFD.
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2017-01-02 04:36:43 +01:00
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Copyright (C) 1999-2017 Free Software Foundation, Inc.
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2000-03-27 10:39:14 +02:00
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Contributed by Denis Chertykov <denisc@overta.ru>
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2004-12-22 15:25:42 +01:00
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This file is part of BFD, the Binary File Descriptor library.
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2000-03-27 10:39:14 +02:00
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2004-12-22 15:25:42 +01:00
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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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2010-04-15 12:26:09 +02:00
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the Free Software Foundation; either version 3 of the License, or
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2004-12-22 15:25:42 +01:00
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(at your option) any later version.
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2000-03-27 10:39:14 +02:00
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2004-12-22 15:25:42 +01:00
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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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2000-03-27 10:39:14 +02:00
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2004-12-22 15:25:42 +01:00
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You should have received a copy of the GNU General Public License
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2010-04-15 12:26:09 +02:00
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along with this program; if not, write to the Free Software Foundation,
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Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
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2000-03-27 10:39:14 +02:00
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#ifndef _ELF_AVR_H
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#define _ELF_AVR_H
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#include "elf/reloc-macros.h"
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/* Processor specific flags for the ELF header e_flags field. */
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Add AVR architectures avr25, avr31, avr35, and avr51 to match GCC.
bfd/
* archures.c (bfd_mach_avr25, bfd_mach_avr31, bfd_mach_avr35,
bfd_mach_avr51): New.
* bfd-in2.h: Regenerate.
* cpu-avr.c (arch_info_struct): Add avr25, avr31, avr35, and avr51
architectures. Change comments to match architecture comments in GCC.
(compatible): Add test for new AVR architectures.
* elf32-avr.c (bfd_elf_avr_final_write_processing): Recognize
bfd_mach_avr25, bfd_mach_avr31, bfd_mach_avr35 and bfd_mach_avr51.
(elf32_avr_object_p): Recognize E_AVR_MACH_AVR25, E_AVR_MACH_AVR31,
E_AVR_MACH_AVR35 and E_AVR_MACH_AVR51.
gas/
* config/tc-avr.c (mcu_types): Add avr25, avr31, avr35, and avr51
architectures. Reorganize list to put mcu types in correct architectures
and to order list same as in GCC. Use new ISA definitions in
include/opcode/avr.h.
* doc/c-avr.texi: Add avr25, avr31, avr35, and avr51 architecture
descriptions. Reorganize descriptions to put mcu types in correct
architectures and to order lists same as in GCC.
include/
* elf/avr.h (E_AVR_MACH_AVR25, E_AVR_MACH_AVR31,
E_AVR_MACH_AVR35, E_AVR_MACH_AVR51): Define.
(EF_AVR_MACH): Redefine to 0x7F.
* opcode/avr.h (AVR_ISA_TINY3, AVR_ISA_ALL, AVR_ISA_USB162): Remove.
(AVR_ISA_AVR3): Redefine.
(AVR_ISA_AVR1, AVR_ISA_AVR2, AVR_ISA_AVR31, AVR_ISA_AVR35,
AVR_ISA_AVR3_ALL, AVR_ISA_AVR4, AVR_ISA_AVR5, AVR_ISA_AVR51,
AVR_ISA_AVR6): Define.
ld/
* Makefile.am (ALL_EMULATIONS): Add eavr25.o, eavr31.o, eavr35.o,
and eavr51.o.
Add rules for eavr25.c, eavr31.c, eavr35.c, eavr51.c.
* Makefile.in: Regenerate.
* configure.tgt (avr-*-*, targ_extra_emuls): Add avr25, avr31, avr35
and avr51.
* emulparams/avr25.sh: New file.
* emulparams/avr31.sh: New file.
* emulparams/avr35.sh: New file.
* emulparams/avr51.sh: New file.
2008-08-09 07:35:13 +02:00
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#define EF_AVR_MACH 0x7F
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2000-03-27 10:39:14 +02:00
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2006-03-03 16:25:31 +01:00
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/* If bit #7 is set, it is assumed that the elf file uses local symbols
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as reference for the relocations so that linker relaxation is possible. */
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#define EF_AVR_LINKRELAX_PREPARED 0x80
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PR 13503
* reloc.c: Add new ENUM for BFD_RELOC_AVR_8_LO,
BFD_RELOC_AVR_8_HI, BFD_RELOC_AVR_8_HHI.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenrate.
* elf32-avr.c (elf_avr_howto_table): Add entries for
R_AVR_8_LO8, R_AVR_8_HI8, R_AVR_8_HHI8.
(avr_reloc_map): Add RELOC mappings for R_AVR_8_LO8, R_AVR_8_HI8,
R_AVR_8_HHI8.
* config/tc-avr.c (exp_mod_pm): Remove variable.
(exp_mod_data_t): New typedef.
(pexp_mod_data, exp_mod_data): New variables.
(avr_parse_cons_expression): Scan through exp_mod_data[] to find
data expression modifiers "pm", "gs", "lo8", hi8", "hhi8", "hh8"
and set pexp_mod_data accordingly to be used in avr_cons_fix_new.
(avr_cons_fix_new): Handle new data expression modifiers shipped
in pexp_mod_data.
(md_apply_fix): Handle BFD_RELOC_AVR_8_LO, BFD_RELOC_AVR_8_HI,
BFD_RELOC_AVR_8_HHI.
* elf/avr.h (RELOC_NUMBERS): Add values for R_AVR_8_LO8,
R_AVR_8_HI8, R_AVR_8_HHI8.
2012-05-11 14:59:23 +02:00
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#define E_AVR_MACH_AVR1 1
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#define E_AVR_MACH_AVR2 2
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#define E_AVR_MACH_AVR25 25
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#define E_AVR_MACH_AVR3 3
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#define E_AVR_MACH_AVR31 31
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#define E_AVR_MACH_AVR35 35
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#define E_AVR_MACH_AVR4 4
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#define E_AVR_MACH_AVR5 5
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#define E_AVR_MACH_AVR51 51
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#define E_AVR_MACH_AVR6 6
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2014-07-01 11:20:17 +02:00
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#define E_AVR_MACH_AVRTINY 100
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#define E_AVR_MACH_XMEGA1 101
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#define E_AVR_MACH_XMEGA2 102
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#define E_AVR_MACH_XMEGA3 103
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#define E_AVR_MACH_XMEGA4 104
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#define E_AVR_MACH_XMEGA5 105
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#define E_AVR_MACH_XMEGA6 106
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#define E_AVR_MACH_XMEGA7 107
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2000-03-27 10:39:14 +02:00
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/* Relocations. */
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START_RELOC_NUMBERS (elf_avr_reloc_type)
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RELOC_NUMBER (R_AVR_NONE, 0)
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RELOC_NUMBER (R_AVR_32, 1)
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RELOC_NUMBER (R_AVR_7_PCREL, 2)
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RELOC_NUMBER (R_AVR_13_PCREL, 3)
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RELOC_NUMBER (R_AVR_16, 4)
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RELOC_NUMBER (R_AVR_16_PM, 5)
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RELOC_NUMBER (R_AVR_LO8_LDI, 6)
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RELOC_NUMBER (R_AVR_HI8_LDI, 7)
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RELOC_NUMBER (R_AVR_HH8_LDI, 8)
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RELOC_NUMBER (R_AVR_LO8_LDI_NEG, 9)
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RELOC_NUMBER (R_AVR_HI8_LDI_NEG, 10)
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RELOC_NUMBER (R_AVR_HH8_LDI_NEG, 11)
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RELOC_NUMBER (R_AVR_LO8_LDI_PM, 12)
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RELOC_NUMBER (R_AVR_HI8_LDI_PM, 13)
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RELOC_NUMBER (R_AVR_HH8_LDI_PM, 14)
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RELOC_NUMBER (R_AVR_LO8_LDI_PM_NEG, 15)
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RELOC_NUMBER (R_AVR_HI8_LDI_PM_NEG, 16)
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RELOC_NUMBER (R_AVR_HH8_LDI_PM_NEG, 17)
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RELOC_NUMBER (R_AVR_CALL, 18)
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2004-12-22 15:25:42 +01:00
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RELOC_NUMBER (R_AVR_LDI, 19)
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RELOC_NUMBER (R_AVR_6, 20)
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RELOC_NUMBER (R_AVR_6_ADIW, 21)
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2006-03-03 16:25:31 +01:00
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RELOC_NUMBER (R_AVR_MS8_LDI, 22)
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RELOC_NUMBER (R_AVR_MS8_LDI_NEG, 23)
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2006-05-24 09:36:12 +02:00
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RELOC_NUMBER (R_AVR_LO8_LDI_GS, 24)
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RELOC_NUMBER (R_AVR_HI8_LDI_GS, 25)
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2010-02-23 12:38:36 +01:00
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RELOC_NUMBER (R_AVR_8, 26)
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PR 13503
* reloc.c: Add new ENUM for BFD_RELOC_AVR_8_LO,
BFD_RELOC_AVR_8_HI, BFD_RELOC_AVR_8_HHI.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenrate.
* elf32-avr.c (elf_avr_howto_table): Add entries for
R_AVR_8_LO8, R_AVR_8_HI8, R_AVR_8_HHI8.
(avr_reloc_map): Add RELOC mappings for R_AVR_8_LO8, R_AVR_8_HI8,
R_AVR_8_HHI8.
* config/tc-avr.c (exp_mod_pm): Remove variable.
(exp_mod_data_t): New typedef.
(pexp_mod_data, exp_mod_data): New variables.
(avr_parse_cons_expression): Scan through exp_mod_data[] to find
data expression modifiers "pm", "gs", "lo8", hi8", "hhi8", "hh8"
and set pexp_mod_data accordingly to be used in avr_cons_fix_new.
(avr_cons_fix_new): Handle new data expression modifiers shipped
in pexp_mod_data.
(md_apply_fix): Handle BFD_RELOC_AVR_8_LO, BFD_RELOC_AVR_8_HI,
BFD_RELOC_AVR_8_HHI.
* elf/avr.h (RELOC_NUMBERS): Add values for R_AVR_8_LO8,
R_AVR_8_HI8, R_AVR_8_HHI8.
2012-05-11 14:59:23 +02:00
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RELOC_NUMBER (R_AVR_8_LO8, 27)
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RELOC_NUMBER (R_AVR_8_HI8, 28)
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2012-05-16 16:52:16 +02:00
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RELOC_NUMBER (R_AVR_8_HLO8, 29)
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2014-04-10 17:50:33 +02:00
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RELOC_NUMBER (R_AVR_DIFF8, 30)
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RELOC_NUMBER (R_AVR_DIFF16, 31)
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RELOC_NUMBER (R_AVR_DIFF32, 32)
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2014-07-01 11:20:17 +02:00
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RELOC_NUMBER (R_AVR_LDS_STS_16, 33)
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2014-07-07 17:15:19 +02:00
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RELOC_NUMBER (R_AVR_PORT6, 34)
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RELOC_NUMBER (R_AVR_PORT5, 35)
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2015-07-08 20:35:19 +02:00
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RELOC_NUMBER (R_AVR_32_PCREL, 36)
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2000-06-07 05:43:33 +02:00
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END_RELOC_NUMBERS (R_AVR_max)
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2000-03-27 10:39:14 +02:00
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#endif /* _ELF_AVR_H */
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