[thirdparty/binutils-gdb.git] / include / elf / s390.h

/* 390 ELF support for BFD.
   Copyright (C) 2000-2021 Free Software Foundation, Inc.
   Contributed by Carl B. Pedersen and Martin Schwidefsky.

   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_390_H
#define _ELF_390_H

/* Processor specific flags for the ELF header e_flags field.  */

/* Symbol types.  */

#define STACK_REG		15		/* Global Stack reg */
#define BACKL_REG		14		/* Global Backlink reg */
#define BASE_REG		13		/* Global Base reg */
#define GOT_REG 		12		/* Holds addr of GOT */

#include "elf/reloc-macros.h"

/* Processor specific flags for the ELF header e_flags field.  */

#define EF_S390_HIGH_GPRS        0x00000001

/* Request 4k page table size.  */
#define PT_S390_PGSTE (PT_LOPROC + 0)

/* Relocation types.  */

START_RELOC_NUMBERS (elf_s390_reloc_type)
    RELOC_NUMBER (R_390_NONE, 0)	/* No reloc.  */
    RELOC_NUMBER (R_390_8, 1)		/* Direct 8 bit.  */
    RELOC_NUMBER (R_390_12, 2)		/* Direct 12 bit.  */
    RELOC_NUMBER (R_390_16, 3)		/* Direct 16 bit.  */
    RELOC_NUMBER (R_390_32, 4)		/* Direct 32 bit.  */
    RELOC_NUMBER (R_390_PC32, 5)	/* PC relative 32 bit.  */
    RELOC_NUMBER (R_390_GOT12, 6)	/* 12 bit GOT offset.  */
    RELOC_NUMBER (R_390_GOT32, 7)	/* 32 bit GOT offset.  */
    RELOC_NUMBER (R_390_PLT32, 8)	/* 32 bit PC relative PLT address.  */
    RELOC_NUMBER (R_390_COPY, 9)	/* Copy symbol at runtime.  */
    RELOC_NUMBER (R_390_GLOB_DAT, 10)	/* Create GOT entry.  */
    RELOC_NUMBER (R_390_JMP_SLOT, 11)	/* Create PLT entry.  */
    RELOC_NUMBER (R_390_RELATIVE, 12)	/* Adjust by program base.  */
    RELOC_NUMBER (R_390_GOTOFF32, 13)	/* 32 bit offset to GOT.  */
    RELOC_NUMBER (R_390_GOTPC, 14)	/* 32 bit PC relative offset to GOT.  */
    RELOC_NUMBER (R_390_GOT16, 15)	/* 16 bit GOT offset.  */
    RELOC_NUMBER (R_390_PC16, 16)	/* PC relative 16 bit.  */
    RELOC_NUMBER (R_390_PC12DBL, 62)	/* PC relative 12 bit shifted by 1.  */
    RELOC_NUMBER (R_390_PLT12DBL, 63)	/* 12 bit PC rel. PLT shifted by 1.  */
    RELOC_NUMBER (R_390_PC16DBL, 17)	/* PC relative 16 bit shifted by 1.  */
    RELOC_NUMBER (R_390_PLT16DBL, 18)	/* 16 bit PC rel. PLT shifted by 1.  */
    RELOC_NUMBER (R_390_PC24DBL, 64)	/* PC relative 24 bit shifted by 1.  */
    RELOC_NUMBER (R_390_PLT24DBL, 65)	/* 24 bit PC rel. PLT shifted by 1.  */
    RELOC_NUMBER (R_390_PC32DBL, 19)	/* PC relative 32 bit shifted by 1.  */
    RELOC_NUMBER (R_390_PLT32DBL, 20)	/* 32 bit PC rel. PLT shifted by 1.  */
    RELOC_NUMBER (R_390_GOTPCDBL, 21)	/* 32 bit PC rel. GOT shifted by 1.  */
    RELOC_NUMBER (R_390_64, 22)		/* Direct 64 bit.  */
    RELOC_NUMBER (R_390_PC64, 23)	/* PC relative 64 bit.  */
    RELOC_NUMBER (R_390_GOT64, 24)	/* 64 bit GOT offset.  */
    RELOC_NUMBER (R_390_PLT64, 25)	/* 64 bit PC relative PLT address.  */
    RELOC_NUMBER (R_390_GOTENT, 26)	/* 32 bit PC rel. to GOT entry >> 1. */
    RELOC_NUMBER (R_390_GOTOFF16, 27)   /* 16 bit offset to GOT. */
    RELOC_NUMBER (R_390_GOTOFF64, 28)   /* 64 bit offset to GOT. */
    RELOC_NUMBER (R_390_GOTPLT12, 29)   /* 12 bit offset to jump slot.  */
    RELOC_NUMBER (R_390_GOTPLT16, 30)   /* 16 bit offset to jump slot.  */
    RELOC_NUMBER (R_390_GOTPLT32, 31)   /* 32 bit offset to jump slot.  */
    RELOC_NUMBER (R_390_GOTPLT64, 32)   /* 64 bit offset to jump slot.  */
    RELOC_NUMBER (R_390_GOTPLTENT, 33)  /* 32 bit rel. offset to jump slot.  */
    RELOC_NUMBER (R_390_PLTOFF16, 34)   /* 16 bit offset from GOT to PLT. */
    RELOC_NUMBER (R_390_PLTOFF32, 35)   /* 32 bit offset from GOT to PLT. */
    RELOC_NUMBER (R_390_PLTOFF64, 36)   /* 16 bit offset from GOT to PLT. */
    RELOC_NUMBER (R_390_TLS_LOAD, 37)	/* Tag for load insn in TLS code. */
    RELOC_NUMBER (R_390_TLS_GDCALL, 38)	/* Tag for function call in general
					   dynamic TLS code.  */
    RELOC_NUMBER (R_390_TLS_LDCALL, 39)	/* Tag for function call in local
					   dynamic TLS code.  */
    RELOC_NUMBER (R_390_TLS_GD32, 40)	/* Direct 32 bit for general dynamic
					   thread local data.  */
    RELOC_NUMBER (R_390_TLS_GD64, 41)	/* Direct 64 bit for general dynamic
					   thread local data.  */
    RELOC_NUMBER (R_390_TLS_GOTIE12, 42)/* 12 bit GOT offset for static TLS
					   block offset.  */
    RELOC_NUMBER (R_390_TLS_GOTIE32, 43)/* 32 bit GOT offset for static TLS
					   block offset.  */
    RELOC_NUMBER (R_390_TLS_GOTIE64, 44)/* 64 bit GOT offset for static TLS
					   block offset.  */
    RELOC_NUMBER (R_390_TLS_LDM32, 45)	/* Direct 32 bit for local dynamic
					   thread local data in LD code.  */
    RELOC_NUMBER (R_390_TLS_LDM64, 46)	/* Direct 64 bit for local dynamic
					   thread local data in LD code.  */
    RELOC_NUMBER (R_390_TLS_IE32, 47)	/* 32 bit address of GOT entry for
					   negated static TLS block offset.  */
    RELOC_NUMBER (R_390_TLS_IE64, 48)	/* 64 bit address of GOT entry for
					   negated static TLS block offset.  */
    RELOC_NUMBER (R_390_TLS_IEENT, 49)	/* 32 bit rel. offset to GOT entry for
					   negated static TLS block offset.  */
    RELOC_NUMBER (R_390_TLS_LE32, 50)	/* 32 bit negated offset relative to
					   static TLS block.  */
    RELOC_NUMBER (R_390_TLS_LE64, 51)	/* 64 bit negated offset relative to
					   static TLS block.  */
    RELOC_NUMBER (R_390_TLS_LDO32, 52)	/* 32 bit offset relative to TLS
					   block.  */
    RELOC_NUMBER (R_390_TLS_LDO64, 53)	/* 64 bit offset relative to TLS
					   block.  */
    RELOC_NUMBER (R_390_TLS_DTPMOD, 54)	/* ID of module containing symbol.  */
    RELOC_NUMBER (R_390_TLS_DTPOFF, 55)	/* Offset in TLS block.  */
    RELOC_NUMBER (R_390_TLS_TPOFF, 56)	/* Negate offset in static TLS
					   block.  */
    RELOC_NUMBER (R_390_20, 57)		/* Direct 20 bit.  */
    RELOC_NUMBER (R_390_GOT20, 58)	/* 20 bit GOT offset.  */
    RELOC_NUMBER (R_390_GOTPLT20, 59)	/* 20 bit offset to jump slot.  */
    RELOC_NUMBER (R_390_TLS_GOTIE20, 60)/* 20 bit GOT offset for statis TLS
					   block offset.  */
    RELOC_NUMBER (R_390_IRELATIVE, 61)  /* IFUNC relocation.  */
    /* These are GNU extensions to enable C++ vtable garbage collection.  */
    RELOC_NUMBER (R_390_GNU_VTINHERIT, 250)
    RELOC_NUMBER (R_390_GNU_VTENTRY, 251)
END_RELOC_NUMBERS (R_390_max)

/* Object attribute tags.  */
enum
{
  /* 0-3 are generic. */
  /* 4 is reserved for the FP ABI. */

  /* Vector ABI:
     0 = not affected by the vector ABI, or not tagged.
     1 = software vector ABI being used
     2 = hardware vector ABI being used.  */
  Tag_GNU_S390_ABI_Vector = 8,
};

#endif /* _ELF_390_H */
Commit	Line	Data
a85d7ed0	1	/* 390 ELF support for BFD.
250d07de	2	Copyright (C) 2000-2021 Free Software Foundation, Inc.
a85d7ed0 NC	3	Contributed by Carl B. Pedersen and Martin Schwidefsky.
	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
a85d7ed0 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
	18	along with this program; if not, write to the Free Software
e172dbf8 NC	19	Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
e172dbf8 NC	20	02110-1301, USA. */
a85d7ed0 NC	21
	22	#ifndef _ELF_390_H
	23	#define _ELF_390_H
	24
	25	/* Processor specific flags for the ELF header e_flags field. */
	26
	27	/* Symbol types. */
	28
	29	#define STACK_REG 15 /* Global Stack reg */
	30	#define BACKL_REG 14 /* Global Backlink reg */
	31	#define BASE_REG 13 /* Global Base reg */
	32	#define GOT_REG 12 /* Holds addr of GOT */
	33
	34	#include "elf/reloc-macros.h"
	35
55786da2 AK	36	/* Processor specific flags for the ELF header e_flags field. */
	37
	38	#define EF_S390_HIGH_GPRS 0x00000001
	39
b4cbbe8f AK	40	/* Request 4k page table size. */
	41	#define PT_S390_PGSTE (PT_LOPROC + 0)
	42
a85d7ed0 NC	43	/* Relocation types. */
	44
	45	START_RELOC_NUMBERS (elf_s390_reloc_type)
	46	RELOC_NUMBER (R_390_NONE, 0) /* No reloc. */
	47	RELOC_NUMBER (R_390_8, 1) /* Direct 8 bit. */
	48	RELOC_NUMBER (R_390_12, 2) /* Direct 12 bit. */
	49	RELOC_NUMBER (R_390_16, 3) /* Direct 16 bit. */
	50	RELOC_NUMBER (R_390_32, 4) /* Direct 32 bit. */
	51	RELOC_NUMBER (R_390_PC32, 5) /* PC relative 32 bit. */
	52	RELOC_NUMBER (R_390_GOT12, 6) /* 12 bit GOT offset. */
	53	RELOC_NUMBER (R_390_GOT32, 7) /* 32 bit GOT offset. */
	54	RELOC_NUMBER (R_390_PLT32, 8) /* 32 bit PC relative PLT address. */
	55	RELOC_NUMBER (R_390_COPY, 9) /* Copy symbol at runtime. */
	56	RELOC_NUMBER (R_390_GLOB_DAT, 10) /* Create GOT entry. */
	57	RELOC_NUMBER (R_390_JMP_SLOT, 11) /* Create PLT entry. */
	58	RELOC_NUMBER (R_390_RELATIVE, 12) /* Adjust by program base. */
43d92ce0	59	RELOC_NUMBER (R_390_GOTOFF32, 13) /* 32 bit offset to GOT. */
a85d7ed0 NC	60	RELOC_NUMBER (R_390_GOTPC, 14) /* 32 bit PC relative offset to GOT. */
	61	RELOC_NUMBER (R_390_GOT16, 15) /* 16 bit GOT offset. */
	62	RELOC_NUMBER (R_390_PC16, 16) /* PC relative 16 bit. */
fb798c50 AK	63	RELOC_NUMBER (R_390_PC12DBL, 62) /* PC relative 12 bit shifted by 1. */
fb798c50 AK	64	RELOC_NUMBER (R_390_PLT12DBL, 63) /* 12 bit PC rel. PLT shifted by 1. */
a85d7ed0 NC	65	RELOC_NUMBER (R_390_PC16DBL, 17) /* PC relative 16 bit shifted by 1. */
a85d7ed0 NC	66	RELOC_NUMBER (R_390_PLT16DBL, 18) /* 16 bit PC rel. PLT shifted by 1. */
fb798c50 AK	67	RELOC_NUMBER (R_390_PC24DBL, 64) /* PC relative 24 bit shifted by 1. */
fb798c50 AK	68	RELOC_NUMBER (R_390_PLT24DBL, 65) /* 24 bit PC rel. PLT shifted by 1. */
a85d7ed0 NC	69	RELOC_NUMBER (R_390_PC32DBL, 19) /* PC relative 32 bit shifted by 1. */
	70	RELOC_NUMBER (R_390_PLT32DBL, 20) /* 32 bit PC rel. PLT shifted by 1. */
	71	RELOC_NUMBER (R_390_GOTPCDBL, 21) /* 32 bit PC rel. GOT shifted by 1. */
	72	RELOC_NUMBER (R_390_64, 22) /* Direct 64 bit. */
	73	RELOC_NUMBER (R_390_PC64, 23) /* PC relative 64 bit. */
	74	RELOC_NUMBER (R_390_GOT64, 24) /* 64 bit GOT offset. */
	75	RELOC_NUMBER (R_390_PLT64, 25) /* 64 bit PC relative PLT address. */
	76	RELOC_NUMBER (R_390_GOTENT, 26) /* 32 bit PC rel. to GOT entry >> 1. */
43d92ce0 MS	77	RELOC_NUMBER (R_390_GOTOFF16, 27) /* 16 bit offset to GOT. */
	78	RELOC_NUMBER (R_390_GOTOFF64, 28) /* 64 bit offset to GOT. */
	79	RELOC_NUMBER (R_390_GOTPLT12, 29) /* 12 bit offset to jump slot. */
	80	RELOC_NUMBER (R_390_GOTPLT16, 30) /* 16 bit offset to jump slot. */
	81	RELOC_NUMBER (R_390_GOTPLT32, 31) /* 32 bit offset to jump slot. */
	82	RELOC_NUMBER (R_390_GOTPLT64, 32) /* 64 bit offset to jump slot. */
	83	RELOC_NUMBER (R_390_GOTPLTENT, 33) /* 32 bit rel. offset to jump slot. */
	84	RELOC_NUMBER (R_390_PLTOFF16, 34) /* 16 bit offset from GOT to PLT. */
	85	RELOC_NUMBER (R_390_PLTOFF32, 35) /* 32 bit offset from GOT to PLT. */
	86	RELOC_NUMBER (R_390_PLTOFF64, 36) /* 16 bit offset from GOT to PLT. */
c20c23d5 MS	87	RELOC_NUMBER (R_390_TLS_LOAD, 37) /* Tag for load insn in TLS code. */
	88	RELOC_NUMBER (R_390_TLS_GDCALL, 38) /* Tag for function call in general
	89	dynamic TLS code. */
	90	RELOC_NUMBER (R_390_TLS_LDCALL, 39) /* Tag for function call in local
	91	dynamic TLS code. */
	92	RELOC_NUMBER (R_390_TLS_GD32, 40) /* Direct 32 bit for general dynamic
	93	thread local data. */
	94	RELOC_NUMBER (R_390_TLS_GD64, 41) /* Direct 64 bit for general dynamic
	95	thread local data. */
	96	RELOC_NUMBER (R_390_TLS_GOTIE12, 42)/* 12 bit GOT offset for static TLS
	97	block offset. */
	98	RELOC_NUMBER (R_390_TLS_GOTIE32, 43)/* 32 bit GOT offset for static TLS
	99	block offset. */
	100	RELOC_NUMBER (R_390_TLS_GOTIE64, 44)/* 64 bit GOT offset for static TLS
	101	block offset. */
	102	RELOC_NUMBER (R_390_TLS_LDM32, 45) /* Direct 32 bit for local dynamic
	103	thread local data in LD code. */
	104	RELOC_NUMBER (R_390_TLS_LDM64, 46) /* Direct 64 bit for local dynamic
	105	thread local data in LD code. */
	106	RELOC_NUMBER (R_390_TLS_IE32, 47) /* 32 bit address of GOT entry for
	107	negated static TLS block offset. */
	108	RELOC_NUMBER (R_390_TLS_IE64, 48) /* 64 bit address of GOT entry for
	109	negated static TLS block offset. */
	110	RELOC_NUMBER (R_390_TLS_IEENT, 49) /* 32 bit rel. offset to GOT entry for
	111	negated static TLS block offset. */
	112	RELOC_NUMBER (R_390_TLS_LE32, 50) /* 32 bit negated offset relative to
	113	static TLS block. */
	114	RELOC_NUMBER (R_390_TLS_LE64, 51) /* 64 bit negated offset relative to
	115	static TLS block. */
	116	RELOC_NUMBER (R_390_TLS_LDO32, 52) /* 32 bit offset relative to TLS
	117	block. */
	118	RELOC_NUMBER (R_390_TLS_LDO64, 53) /* 64 bit offset relative to TLS
	119	block. */
	120	RELOC_NUMBER (R_390_TLS_DTPMOD, 54) /* ID of module containing symbol. */
	121	RELOC_NUMBER (R_390_TLS_DTPOFF, 55) /* Offset in TLS block. */
	122	RELOC_NUMBER (R_390_TLS_TPOFF, 56) /* Negate offset in static TLS
	123	block. */
89af415b MS	124	RELOC_NUMBER (R_390_20, 57) /* Direct 20 bit. */
	125	RELOC_NUMBER (R_390_GOT20, 58) /* 20 bit GOT offset. */
	126	RELOC_NUMBER (R_390_GOTPLT20, 59) /* 20 bit offset to jump slot. */
	127	RELOC_NUMBER (R_390_TLS_GOTIE20, 60)/* 20 bit GOT offset for statis TLS
	128	block offset. */
470b557a	129	RELOC_NUMBER (R_390_IRELATIVE, 61) /* IFUNC relocation. */
a85d7ed0 NC	130	/* These are GNU extensions to enable C++ vtable garbage collection. */
	131	RELOC_NUMBER (R_390_GNU_VTINHERIT, 250)
	132	RELOC_NUMBER (R_390_GNU_VTENTRY, 251)
	133	END_RELOC_NUMBERS (R_390_max)
	134
643f7afb AK	135	/* Object attribute tags. */
	136	enum
	137	{
	138	/* 0-3 are generic. */
	139	/* 4 is reserved for the FP ABI. */
	140
	141	/* Vector ABI:
	142	0 = not affected by the vector ABI, or not tagged.
	143	1 = software vector ABI being used
	144	2 = hardware vector ABI being used. */
	145	Tag_GNU_S390_ABI_Vector = 8,
	146	};
a85d7ed0	147
643f7afb	148	#endif /* _ELF_390_H */