124 lines
		
	
	
		
			4.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			124 lines
		
	
	
		
			4.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* Score ELF support for BFD.
 | |
|    Copyright 2006 Free Software Foundation, Inc.
 | |
|    Contributed by 
 | |
|    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 2 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,
 | |
|    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:  */
 | |
| 
 | |
| /* 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		0xff01
 | |
| #define SHN_SCORE_DATA		0xff02
 | |
| /* Small common symbol.  */
 | |
| #define SHN_SCORE_SCOMMON	0xff03
 | |
| 
 | |
| /* 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_DUMMY1,         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)
 | |
| END_RELOC_NUMBERS (R_SCORE_max)
 | |
| 
 | |
| #endif /* _ELF_SCORE_H */
 |