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

/* Score ELF support for BFD.
   Copyright (C) 2006-2023 Free Software Foundation, Inc.
   Contributed by 
   Brain.lin (brain.lin@sunplusct.com)
   Mei Ligang (ligang@sunnorth.com.cn)
   Pei-Lin Tsai (pltsai@sunplus.com)

   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_SCORE_H
#define _ELF_SCORE_H

#include "elf/reloc-macros.h"

#define SCORE_SIMULATOR_ACTIVE  1
#define OPC_PTMASK              0xc0000000      /* Parity-bit Mask.  */
#define OPC16_PTMASK		0x00008000
/* The parity-bit denotes.  */
#define OPC_32                  0xc0000000      /* Denotes 32b instruction, (default).  */
#define OPC_16                  0x00000000      /* Denotes 16b instruction.  */
#define OPC_PE                  0x8000          /* Denotes parallel-execution instructions.  */
#define GP_DISP_LABEL           "_gp_disp"

/* Processor specific flags for the ELF header e_flags field:  */
#define EF_SCORE_MACH           0xffff0000      
#define EF_OMIT_PIC_FIXDD       0x0fff0000      
#define E_SCORE_MACH_SCORE3     0x00030000
#define E_SCORE_MACH_SCORE7     0x00070000

/* File contains position independent code.  */
#define EF_SCORE_PIC            0x80000000

/* Fix data dependency.  */
#define EF_SCORE_FIXDEP         0x40000000 

/* Defined and allocated common symbol.  Value is virtual address.  If
   relocated, alignment must be preserved.  */
#define SHN_SCORE_TEXT		(SHN_LORESERVE + 1)
#define SHN_SCORE_DATA		(SHN_LORESERVE + 2)
/* Small common symbol.  */
#define SHN_SCORE_SCOMMON	(SHN_LORESERVE + 3)

/* Processor specific section flags.  */

/* This section must be in the global data area.  */
#define SHF_SCORE_GPREL		0x10000000

/* This section should be merged.  */
#define SHF_SCORE_MERGE		0x20000000

/* This section contains address data of size implied by section
   element size.  */
#define SHF_SCORE_ADDR		0x40000000

/* This section contains string data.  */
#define SHF_SCORE_STRING		0x80000000

/* This section may not be stripped.  */
#define SHF_SCORE_NOSTRIP	0x08000000

/* This section is local to threads.  */
#define SHF_SCORE_LOCAL		0x04000000

/* Linker should generate implicit weak names for this section.  */
#define SHF_SCORE_NAMES		0x02000000

/* Section contais text/data which may be replicated in other sections.
   Linker should retain only one copy.  */
#define SHF_SCORE_NODUPES	0x01000000

/* Processor specific dynamic array tags.  */

/* Base address of the segment.  */
#define DT_SCORE_BASE_ADDRESS	0x70000001
/* Number of local global offset table entries.  */
#define DT_SCORE_LOCAL_GOTNO	0x70000002
/* Number of entries in the .dynsym section.  */
#define DT_SCORE_SYMTABNO	0x70000003
/* Index of first dynamic symbol in global offset table.  */
#define DT_SCORE_GOTSYM		0x70000004
/* Index of first external dynamic symbol not referenced locally.  */
#define DT_SCORE_UNREFEXTNO	0x70000005
/* Number of page table entries in global offset table.  */
#define DT_SCORE_HIPAGENO	0x70000006


/* Processor specific section types.  */


/* Relocation types.  */
START_RELOC_NUMBERS (elf_score_reloc_type)
  RELOC_NUMBER (R_SCORE_NONE,           0)
  RELOC_NUMBER (R_SCORE_HI16,           1)   
  RELOC_NUMBER (R_SCORE_LO16,           2)   
  RELOC_NUMBER (R_SCORE_BCMP,           3)
  RELOC_NUMBER (R_SCORE_24,             4)   
  RELOC_NUMBER (R_SCORE_PC19,           5)  
  RELOC_NUMBER (R_SCORE16_11,           6)   
  RELOC_NUMBER (R_SCORE16_PC8,          7)  
  RELOC_NUMBER (R_SCORE_ABS32,          8)
  RELOC_NUMBER (R_SCORE_ABS16,          9)
  RELOC_NUMBER (R_SCORE_DUMMY2,         10)
  RELOC_NUMBER (R_SCORE_GP15,           11)
  RELOC_NUMBER (R_SCORE_GNU_VTINHERIT,  12)
  RELOC_NUMBER (R_SCORE_GNU_VTENTRY,    13)
  RELOC_NUMBER (R_SCORE_GOT15,          14)
  RELOC_NUMBER (R_SCORE_GOT_LO16,       15)
  RELOC_NUMBER (R_SCORE_CALL15,         16)
  RELOC_NUMBER (R_SCORE_GPREL32,        17)
  RELOC_NUMBER (R_SCORE_REL32,          18)
  RELOC_NUMBER (R_SCORE_DUMMY_HI16,     19)
  RELOC_NUMBER (R_SCORE_IMM30,          20)
  RELOC_NUMBER (R_SCORE_IMM32,          21)
END_RELOC_NUMBERS (R_SCORE_max)

#endif /* _ELF_SCORE_H */
Commit	Line	Data
1c0d3aa6	1	/* Score ELF support for BFD.
d87bef3a	2	Copyright (C) 2006-2023 Free Software Foundation, Inc.
1c0d3aa6	3	Contributed by
c3b7224a	4	Brain.lin (brain.lin@sunplusct.com)
1c0d3aa6 NC	5	Mei Ligang (ligang@sunnorth.com.cn)
	6	Pei-Lin Tsai (pltsai@sunplus.com)
	7
	8	This file is part of BFD, the Binary File Descriptor library.
	9
	10	This program is free software; you can redistribute it and/or modify
	11	it under the terms of the GNU General Public License as published by
c3b7224a	12	the Free Software Foundation; either version 3 of the License, or
1c0d3aa6 NC	13	(at your option) any later version.
	14
	15	This program is distributed in the hope that it will be useful,
	16	but WITHOUT ANY WARRANTY; without even the implied warranty of
	17	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	18	GNU General Public License for more details.
	19
	20	You should have received a copy of the GNU General Public License
8f3102ea NC	21	along with this program; if not, write to the Free Software
	22	Foundation Inc., 51 Franklin Street - Fifth Floor, Boston,
	23	MA 02110-1301, USA. */
1c0d3aa6 NC	24
	25	#ifndef _ELF_SCORE_H
	26	#define _ELF_SCORE_H
	27
	28	#include "elf/reloc-macros.h"
	29
	30	#define SCORE_SIMULATOR_ACTIVE 1
b3549761	31	#define OPC_PTMASK 0xc0000000 /* Parity-bit Mask. */
1c0d3aa6 NC	32	#define OPC16_PTMASK 0x00008000
1c0d3aa6 NC	33	/* The parity-bit denotes. */
b3549761 NC	34	#define OPC_32 0xc0000000 /* Denotes 32b instruction, (default). */
	35	#define OPC_16 0x00000000 /* Denotes 16b instruction. */
	36	#define OPC_PE 0x8000 /* Denotes parallel-execution instructions. */
1c0d3aa6 NC	37	#define GP_DISP_LABEL "_gp_disp"
1c0d3aa6 NC	38
b3549761	39	/* Processor specific flags for the ELF header e_flags field: */
c3b7224a NC	40	#define EF_SCORE_MACH 0xffff0000
	41	#define EF_OMIT_PIC_FIXDD 0x0fff0000
	42	#define E_SCORE_MACH_SCORE3 0x00030000
	43	#define E_SCORE_MACH_SCORE7 0x00070000
1c0d3aa6 NC	44
1c0d3aa6 NC	45	/* File contains position independent code. */
b3549761 NC	46	#define EF_SCORE_PIC 0x80000000
	47
	48	/* Fix data dependency. */
	49	#define EF_SCORE_FIXDEP 0x40000000
1c0d3aa6 NC	50
	51	/* Defined and allocated common symbol. Value is virtual address. If
	52	relocated, alignment must be preserved. */
1bce5d2c AM	53	#define SHN_SCORE_TEXT (SHN_LORESERVE + 1)
1bce5d2c AM	54	#define SHN_SCORE_DATA (SHN_LORESERVE + 2)
1c0d3aa6	55	/* Small common symbol. */
1bce5d2c	56	#define SHN_SCORE_SCOMMON (SHN_LORESERVE + 3)
1c0d3aa6 NC	57
	58	/* Processor specific section flags. */
	59
	60	/* This section must be in the global data area. */
	61	#define SHF_SCORE_GPREL 0x10000000
	62
	63	/* This section should be merged. */
	64	#define SHF_SCORE_MERGE 0x20000000
	65
	66	/* This section contains address data of size implied by section
	67	element size. */
	68	#define SHF_SCORE_ADDR 0x40000000
	69
	70	/* This section contains string data. */
	71	#define SHF_SCORE_STRING 0x80000000
	72
	73	/* This section may not be stripped. */
	74	#define SHF_SCORE_NOSTRIP 0x08000000
	75
	76	/* This section is local to threads. */
	77	#define SHF_SCORE_LOCAL 0x04000000
	78
	79	/* Linker should generate implicit weak names for this section. */
	80	#define SHF_SCORE_NAMES 0x02000000
	81
	82	/* Section contais text/data which may be replicated in other sections.
	83	Linker should retain only one copy. */
	84	#define SHF_SCORE_NODUPES 0x01000000
	85
	86	/* Processor specific dynamic array tags. */
	87
	88	/* Base address of the segment. */
	89	#define DT_SCORE_BASE_ADDRESS 0x70000001
	90	/* Number of local global offset table entries. */
	91	#define DT_SCORE_LOCAL_GOTNO 0x70000002
	92	/* Number of entries in the .dynsym section. */
	93	#define DT_SCORE_SYMTABNO 0x70000003
	94	/* Index of first dynamic symbol in global offset table. */
	95	#define DT_SCORE_GOTSYM 0x70000004
	96	/* Index of first external dynamic symbol not referenced locally. */
	97	#define DT_SCORE_UNREFEXTNO 0x70000005
	98	/* Number of page table entries in global offset table. */
	99	#define DT_SCORE_HIPAGENO 0x70000006
	100
	101
	102	/* Processor specific section types. */
	103
	104
	105	/* Relocation types. */
	106	START_RELOC_NUMBERS (elf_score_reloc_type)
	107	RELOC_NUMBER (R_SCORE_NONE, 0)
	108	RELOC_NUMBER (R_SCORE_HI16, 1)
	109	RELOC_NUMBER (R_SCORE_LO16, 2)
c3b7224a	110	RELOC_NUMBER (R_SCORE_BCMP, 3)
1c0d3aa6 NC	111	RELOC_NUMBER (R_SCORE_24, 4)
	112	RELOC_NUMBER (R_SCORE_PC19, 5)
	113	RELOC_NUMBER (R_SCORE16_11, 6)
	114	RELOC_NUMBER (R_SCORE16_PC8, 7)
	115	RELOC_NUMBER (R_SCORE_ABS32, 8)
	116	RELOC_NUMBER (R_SCORE_ABS16, 9)
	117	RELOC_NUMBER (R_SCORE_DUMMY2, 10)
	118	RELOC_NUMBER (R_SCORE_GP15, 11)
	119	RELOC_NUMBER (R_SCORE_GNU_VTINHERIT, 12)
	120	RELOC_NUMBER (R_SCORE_GNU_VTENTRY, 13)
	121	RELOC_NUMBER (R_SCORE_GOT15, 14)
	122	RELOC_NUMBER (R_SCORE_GOT_LO16, 15)
	123	RELOC_NUMBER (R_SCORE_CALL15, 16)
	124	RELOC_NUMBER (R_SCORE_GPREL32, 17)
	125	RELOC_NUMBER (R_SCORE_REL32, 18)
	126	RELOC_NUMBER (R_SCORE_DUMMY_HI16, 19)
c3b7224a NC	127	RELOC_NUMBER (R_SCORE_IMM30, 20)
c3b7224a NC	128	RELOC_NUMBER (R_SCORE_IMM32, 21)
1c0d3aa6 NC	129	END_RELOC_NUMBERS (R_SCORE_max)
	130
	131	#endif /* _ELF_SCORE_H */