[thirdparty/binutils-gdb.git] / include / elf / msp430.h

/* MSP430 ELF support for BFD.
   Copyright (C) 2002-2019 Free Software Foundation, Inc.
   Contributed by Dmitry Diky <diwil@mail.ru>

   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_MSP430_H
#define _ELF_MSP430_H

#include "elf/reloc-macros.h"

/* Processor specific flags for the ELF header e_flags field.  */
#define EF_MSP430_MACH 		0xff

#define E_MSP430_MACH_MSP430x11  11
#define E_MSP430_MACH_MSP430x11x1  110
#define E_MSP430_MACH_MSP430x12  12
#define E_MSP430_MACH_MSP430x13  13
#define E_MSP430_MACH_MSP430x14  14
#define E_MSP430_MACH_MSP430x15  15
#define E_MSP430_MACH_MSP430x16  16
#define E_MSP430_MACH_MSP430x20  20
#define E_MSP430_MACH_MSP430x22  22
#define E_MSP430_MACH_MSP430x23  23
#define E_MSP430_MACH_MSP430x24  24
#define E_MSP430_MACH_MSP430x26  26
#define E_MSP430_MACH_MSP430x31  31
#define E_MSP430_MACH_MSP430x32  32
#define E_MSP430_MACH_MSP430x33  33
#define E_MSP430_MACH_MSP430x41  41
#define E_MSP430_MACH_MSP430x42  42
#define E_MSP430_MACH_MSP430x43  43
#define E_MSP430_MACH_MSP430x44  44
#define E_MSP430_MACH_MSP430X    45
#define E_MSP430_MACH_MSP430x46  46
#define E_MSP430_MACH_MSP430x47  47
#define E_MSP430_MACH_MSP430x54  54

#define SHT_MSP430_ATTRIBUTES	0x70000003	/* Section holds ABI attributes.  */
#define SHT_MSP430_SEC_FLAGS	0x7f000005	/* Holds TI compiler's section flags.  */
#define SHT_MSP430_SYM_ALIASES	0x7f000006	/* Holds TI compiler's symbol aliases.  */

/* Tag values for an attribute section.  */
#define OFBA_MSPABI_Tag_ISA		4
#define OFBA_MSPABI_Tag_Code_Model	6
#define OFBA_MSPABI_Tag_Data_Model	8
#define OFBA_MSPABI_Tag_enum_size	10	/* Unused by GNU.  */

/* GNU Object attribute tags.  */
enum
{
  /* 0-3 are generic.  */

  /* Define a GNU attribute for keeping track of whether the compiler has
     generated code assuming that the upper region could be in use.
     Added by the assembler based on the -mdata-region option.
     This tag is ignored unless the large memory model is in use.  */
  Tag_GNU_MSP430_Data_Region = 4,
};

/* Object attribute values.  */
enum
{
  /* Values defined for OFBA_MSPABI_Tag_ISA.  */
  OFBA_MSPABI_Val_ISA_NONE = 0,
  OFBA_MSPABI_Val_ISA_MSP430 = 1,
  OFBA_MSPABI_Val_ISA_MSP430X = 2,

  /* Values defined for OFBA_MSPABI_Tag_Code_Model.  */
  OFBA_MSPABI_Val_Code_Model_NONE = 0,
  OFBA_MSPABI_Val_Code_Model_SMALL = 1,
  OFBA_MSPABI_Val_Code_Model_LARGE = 2,

  /* Values defined for OFBA_MSPABI_Tag_Data_Model.  */
  OFBA_MSPABI_Val_Data_Model_NONE = 0,
  OFBA_MSPABI_Val_Data_Model_SMALL = 1,
  OFBA_MSPABI_Val_Data_Model_LARGE = 2,
  OFBA_MSPABI_Val_Data_Model_RESTRICTED = 3,	/* Unused by GNU.  */

  /* Values defined for Tag_GNU_MSP430_Data_Region.  */
  Val_GNU_MSP430_Data_Region_NONE = 0,
  /* The default data region.  Assumes all data is below address 0x10000.  */
  Val_GNU_MSP430_Data_Region_Lower = 1,
  /* Set if -mdata-region={none,upper,either}.  Assumes
     data could be placed at or above address 0x10000.  */
  Val_GNU_MSP430_Data_Region_Any = 2,
};

/* Relocations.  */
START_RELOC_NUMBERS (elf_msp430_reloc_type)
     RELOC_NUMBER (R_MSP430_NONE,		0)
     RELOC_NUMBER (R_MSP430_32,			1)
     RELOC_NUMBER (R_MSP430_10_PCREL,		2)
     RELOC_NUMBER (R_MSP430_16, 		3)
     RELOC_NUMBER (R_MSP430_16_PCREL, 		4)
     RELOC_NUMBER (R_MSP430_16_BYTE, 		5)
     RELOC_NUMBER (R_MSP430_16_PCREL_BYTE, 	6)
     RELOC_NUMBER (R_MSP430_2X_PCREL,		7)
     RELOC_NUMBER (R_MSP430_RL_PCREL,		8)
     RELOC_NUMBER (R_MSP430_8,			9)
     RELOC_NUMBER (R_MSP430_SYM_DIFF,		10)
END_RELOC_NUMBERS (R_MSP430_max)

START_RELOC_NUMBERS (elf_msp430x_reloc_type)
     RELOC_NUMBER (R_MSP430_ABS32, 1)		/* aka R_MSP430_32 */
     RELOC_NUMBER (R_MSP430_ABS16, 2)		/* aka R_MSP430_16 */
     RELOC_NUMBER (R_MSP430_ABS8, 3)
     RELOC_NUMBER (R_MSP430_PCR16, 4)		/* aka R_MSP430_16_PCREL */
     RELOC_NUMBER (R_MSP430X_PCR20_EXT_SRC, 5)
     RELOC_NUMBER (R_MSP430X_PCR20_EXT_DST, 6)
     RELOC_NUMBER (R_MSP430X_PCR20_EXT_ODST, 7)
     RELOC_NUMBER (R_MSP430X_ABS20_EXT_SRC, 8)
     RELOC_NUMBER (R_MSP430X_ABS20_EXT_DST, 9)
     RELOC_NUMBER (R_MSP430X_ABS20_EXT_ODST, 10)
     RELOC_NUMBER (R_MSP430X_ABS20_ADR_SRC, 11)
     RELOC_NUMBER (R_MSP430X_ABS20_ADR_DST, 12)
     RELOC_NUMBER (R_MSP430X_PCR16, 13)		/* Like R_MSP430_PCR16 but with overflow checking.  */
     RELOC_NUMBER (R_MSP430X_PCR20_CALL, 14)
     RELOC_NUMBER (R_MSP430X_ABS16, 15)		/* Like R_MSP430_ABS16 but with overflow checking.  */
     RELOC_NUMBER (R_MSP430_ABS_HI16, 16)
     RELOC_NUMBER (R_MSP430_PREL31, 17)
     RELOC_NUMBER (R_MSP430_EHTYPE, 18)		/* Mentioned in ABI.  */
     RELOC_NUMBER (R_MSP430X_10_PCREL, 19)	/* Red Hat invention.  Used for Jump instructions.  */
     RELOC_NUMBER (R_MSP430X_2X_PCREL, 20)	/* Red Hat invention.  Used for relaxing jumps.  */
     RELOC_NUMBER (R_MSP430X_SYM_DIFF, 21)	/* Red Hat invention.  Used for relaxing debug info.  */
END_RELOC_NUMBERS (R_MSP430x_max)

#endif /* _ELF_MSP430_H */
Commit	Line	Data
2469cfa2	1	/* MSP430 ELF support for BFD.
82704155	2	Copyright (C) 2002-2019 Free Software Foundation, Inc.
2469cfa2 NC	3	Contributed by Dmitry Diky <diwil@mail.ru>
	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
e4e42b45	9	the Free Software Foundation; either version 3 of the License, or
2469cfa2 NC	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
e4e42b45 NC	18	along with this program; if not, write to the Free Software Foundation,
e4e42b45 NC	19	Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
2469cfa2 NC	20
	21	#ifndef _ELF_MSP430_H
	22	#define _ELF_MSP430_H
	23
	24	#include "elf/reloc-macros.h"
	25
	26	/* Processor specific flags for the ELF header e_flags field. */
	27	#define EF_MSP430_MACH 0xff
	28
2469cfa2	29	#define E_MSP430_MACH_MSP430x11 11
3b260895	30	#define E_MSP430_MACH_MSP430x11x1 110
2469cfa2 NC	31	#define E_MSP430_MACH_MSP430x12 12
	32	#define E_MSP430_MACH_MSP430x13 13
	33	#define E_MSP430_MACH_MSP430x14 14
3b260895 NC	34	#define E_MSP430_MACH_MSP430x15 15
3b260895 NC	35	#define E_MSP430_MACH_MSP430x16 16
13761a11 NC	36	#define E_MSP430_MACH_MSP430x20 20
	37	#define E_MSP430_MACH_MSP430x22 22
	38	#define E_MSP430_MACH_MSP430x23 23
	39	#define E_MSP430_MACH_MSP430x24 24
	40	#define E_MSP430_MACH_MSP430x26 26
2469cfa2 NC	41	#define E_MSP430_MACH_MSP430x31 31
	42	#define E_MSP430_MACH_MSP430x32 32
	43	#define E_MSP430_MACH_MSP430x33 33
	44	#define E_MSP430_MACH_MSP430x41 41
3b260895	45	#define E_MSP430_MACH_MSP430x42 42
2469cfa2 NC	46	#define E_MSP430_MACH_MSP430x43 43
2469cfa2 NC	47	#define E_MSP430_MACH_MSP430x44 44
13761a11 NC	48	#define E_MSP430_MACH_MSP430X 45
	49	#define E_MSP430_MACH_MSP430x46 46
	50	#define E_MSP430_MACH_MSP430x47 47
	51	#define E_MSP430_MACH_MSP430x54 54
	52
	53	#define SHT_MSP430_ATTRIBUTES 0x70000003 /* Section holds ABI attributes. */
	54	#define SHT_MSP430_SEC_FLAGS 0x7f000005 /* Holds TI compiler's section flags. */
	55	#define SHT_MSP430_SYM_ALIASES 0x7f000006 /* Holds TI compiler's symbol aliases. */
	56
	57	/* Tag values for an attribute section. */
	58	#define OFBA_MSPABI_Tag_ISA 4
	59	#define OFBA_MSPABI_Tag_Code_Model 6
	60	#define OFBA_MSPABI_Tag_Data_Model 8
c0ea7c52 JL	61	#define OFBA_MSPABI_Tag_enum_size 10 /* Unused by GNU. */
	62
	63	/* GNU Object attribute tags. */
	64	enum
	65	{
	66	/* 0-3 are generic. */
	67
	68	/* Define a GNU attribute for keeping track of whether the compiler has
	69	generated code assuming that the upper region could be in use.
	70	Added by the assembler based on the -mdata-region option.
	71	This tag is ignored unless the large memory model is in use. */
	72	Tag_GNU_MSP430_Data_Region = 4,
	73	};
	74
	75	/* Object attribute values. */
	76	enum
	77	{
	78	/* Values defined for OFBA_MSPABI_Tag_ISA. */
	79	OFBA_MSPABI_Val_ISA_NONE = 0,
	80	OFBA_MSPABI_Val_ISA_MSP430 = 1,
	81	OFBA_MSPABI_Val_ISA_MSP430X = 2,
	82
	83	/* Values defined for OFBA_MSPABI_Tag_Code_Model. */
	84	OFBA_MSPABI_Val_Code_Model_NONE = 0,
	85	OFBA_MSPABI_Val_Code_Model_SMALL = 1,
	86	OFBA_MSPABI_Val_Code_Model_LARGE = 2,
	87
	88	/* Values defined for OFBA_MSPABI_Tag_Data_Model. */
	89	OFBA_MSPABI_Val_Data_Model_NONE = 0,
	90	OFBA_MSPABI_Val_Data_Model_SMALL = 1,
	91	OFBA_MSPABI_Val_Data_Model_LARGE = 2,
	92	OFBA_MSPABI_Val_Data_Model_RESTRICTED = 3, /* Unused by GNU. */
	93
	94	/* Values defined for Tag_GNU_MSP430_Data_Region. */
	95	Val_GNU_MSP430_Data_Region_NONE = 0,
	96	/* The default data region. Assumes all data is below address 0x10000. */
	97	Val_GNU_MSP430_Data_Region_Lower = 1,
	98	/* Set if -mdata-region={none,upper,either}. Assumes
	99	data could be placed at or above address 0x10000. */
	100	Val_GNU_MSP430_Data_Region_Any = 2,
	101	};
2469cfa2 NC	102
	103	/* Relocations. */
	104	START_RELOC_NUMBERS (elf_msp430_reloc_type)
	105	RELOC_NUMBER (R_MSP430_NONE, 0)
	106	RELOC_NUMBER (R_MSP430_32, 1)
	107	RELOC_NUMBER (R_MSP430_10_PCREL, 2)
	108	RELOC_NUMBER (R_MSP430_16, 3)
	109	RELOC_NUMBER (R_MSP430_16_PCREL, 4)
	110	RELOC_NUMBER (R_MSP430_16_BYTE, 5)
	111	RELOC_NUMBER (R_MSP430_16_PCREL_BYTE, 6)
b18c562e NC	112	RELOC_NUMBER (R_MSP430_2X_PCREL, 7)
b18c562e NC	113	RELOC_NUMBER (R_MSP430_RL_PCREL, 8)
13761a11 NC	114	RELOC_NUMBER (R_MSP430_8, 9)
13761a11 NC	115	RELOC_NUMBER (R_MSP430_SYM_DIFF, 10)
2469cfa2 NC	116	END_RELOC_NUMBERS (R_MSP430_max)
2469cfa2 NC	117
13761a11 NC	118	START_RELOC_NUMBERS (elf_msp430x_reloc_type)
	119	RELOC_NUMBER (R_MSP430_ABS32, 1) /* aka R_MSP430_32 */
	120	RELOC_NUMBER (R_MSP430_ABS16, 2) /* aka R_MSP430_16 */
	121	RELOC_NUMBER (R_MSP430_ABS8, 3)
	122	RELOC_NUMBER (R_MSP430_PCR16, 4) /* aka R_MSP430_16_PCREL */
	123	RELOC_NUMBER (R_MSP430X_PCR20_EXT_SRC, 5)
	124	RELOC_NUMBER (R_MSP430X_PCR20_EXT_DST, 6)
	125	RELOC_NUMBER (R_MSP430X_PCR20_EXT_ODST, 7)
	126	RELOC_NUMBER (R_MSP430X_ABS20_EXT_SRC, 8)
	127	RELOC_NUMBER (R_MSP430X_ABS20_EXT_DST, 9)
	128	RELOC_NUMBER (R_MSP430X_ABS20_EXT_ODST, 10)
	129	RELOC_NUMBER (R_MSP430X_ABS20_ADR_SRC, 11)
	130	RELOC_NUMBER (R_MSP430X_ABS20_ADR_DST, 12)
	131	RELOC_NUMBER (R_MSP430X_PCR16, 13) /* Like R_MSP430_PCR16 but with overflow checking. */
	132	RELOC_NUMBER (R_MSP430X_PCR20_CALL, 14)
	133	RELOC_NUMBER (R_MSP430X_ABS16, 15) /* Like R_MSP430_ABS16 but with overflow checking. */
	134	RELOC_NUMBER (R_MSP430_ABS_HI16, 16)
	135	RELOC_NUMBER (R_MSP430_PREL31, 17)
	136	RELOC_NUMBER (R_MSP430_EHTYPE, 18) /* Mentioned in ABI. */
	137	RELOC_NUMBER (R_MSP430X_10_PCREL, 19) /* Red Hat invention. Used for Jump instructions. */
	138	RELOC_NUMBER (R_MSP430X_2X_PCREL, 20) /* Red Hat invention. Used for relaxing jumps. */
	139	RELOC_NUMBER (R_MSP430X_SYM_DIFF, 21) /* Red Hat invention. Used for relaxing debug info. */
	140	END_RELOC_NUMBERS (R_MSP430x_max)
	141
2469cfa2	142	#endif /* _ELF_MSP430_H */