Home | History | Annotate | Line # | Download | only in include
elf_machdep.h revision 1.7 
      1 /*	$NetBSD: elf_machdep.h,v 1.7 2006/09/08 19:09:19 he Exp $	*/
      2 
      3 #if defined(__ARMEB__)
      4 #define ELF32_MACHDEP_ENDIANNESS	ELFDATA2MSB
      5 #else
      6 #define ELF32_MACHDEP_ENDIANNESS	ELFDATA2LSB
      7 #endif
      8 
      9 #define ELF64_MACHDEP_ENDIANNESS	XXX	/* break compilation */
     10 #define ELF64_MACHDEP_ID_CASES                                          \
     11 		/* no 64-bit ELF machine types supported */
     12 
     13 /* Processor specific flags for the ELF header e_flags field.  */
     14 #define EF_ARM_RELEXEC		0x00000001
     15 #define EF_ARM_HASENTRY		0x00000002
     16 #define EF_ARM_INTERWORK	0x00000004 /* GNU binutils 000413 */
     17 #define EF_ARM_SYMSARESORTED	0x00000004 /* ARM ELF A08 */
     18 #define EF_ARM_APCS_26		0x00000008 /* GNU binutils 000413 */
     19 #define EF_ARM_DYNSYMSUSESEGIDX	0x00000008 /* ARM ELF B01 */
     20 #define EF_ARM_APCS_FLOAT	0x00000010 /* GNU binutils 000413 */
     21 #define EF_ARM_MAPSYMSFIRST	0x00000010 /* ARM ELF B01 */
     22 #define EF_ARM_PIC		0x00000020
     23 #define EF_ARM_ALIGN8		0x00000040 /* 8-bit structure alignment.  */
     24 #define EF_ARM_NEW_ABI		0x00000080
     25 #define EF_ARM_OLD_ABI		0x00000100
     26 #define EF_ARM_SOFT_FLOAT	0x00000200
     27 #define EF_ARM_EABIMASK		0xff000000
     28 
     29 #define	ELF32_MACHDEP_ID_CASES						\
     30 		case EM_ARM:						\
     31 			break;
     32 
     33 #define	ELF32_MACHDEP_ID	EM_ARM
     34 
     35 #define ARCH_ELFSIZE		32	/* MD native binary size */
     36 
     37 /* Processor specific relocation types */
     38 
     39 #define R_ARM_NONE		0
     40 #define R_ARM_PC24		1
     41 #define R_ARM_ABS32		2
     42 #define R_ARM_REL32		3
     43 #define R_ARM_PC13		4
     44 #define R_ARM_ABS16		5
     45 #define R_ARM_ABS12		6
     46 #define R_ARM_THM_ABS5		7
     47 #define R_ARM_ABS8		8
     48 #define R_ARM_SBREL32		9
     49 #define R_ARM_THM_PC22		10
     50 #define R_ARM_THM_PC8		11
     51 #define R_ARM_AMP_VCALL9	12
     52 #define R_ARM_SWI24		13
     53 #define R_ARM_THM_SWI8		14
     54 #define R_ARM_XPC25		15
     55 #define R_ARM_THM_XPC22		16
     56 
     57 /* 17-31 are reserved for ARM Linux. */
     58 #define R_ARM_COPY		20
     59 #define R_ARM_GLOB_DAT		21
     60 #define	R_ARM_JUMP_SLOT		22
     61 #define R_ARM_RELATIVE		23
     62 #define	R_ARM_GOTOFF		24
     63 #define R_ARM_GOTPC		25
     64 #define R_ARM_GOT32		26
     65 #define R_ARM_PLT32		27
     66 
     67 #define R_ARM_ALU_PCREL_7_0	32
     68 #define R_ARM_ALU_PCREL_15_8	33
     69 #define R_ARM_ALU_PCREL_23_15	34
     70 #define R_ARM_ALU_SBREL_11_0	35
     71 #define R_ARM_ALU_SBREL_19_12	36
     72 #define R_ARM_ALU_SBREL_27_20	37
     73 
     74 /* 96-111 are reserved to G++. */
     75 #define R_ARM_GNU_VTENTRY	100
     76 #define R_ARM_GNU_VTINHERIT	101
     77 #define R_ARM_THM_PC11		102
     78 #define R_ARM_THM_PC9		103
     79 
     80 /* 112-127 are reserved for private experiments. */
     81 
     82 #define R_ARM_RXPC25		249
     83 #define R_ARM_RSBREL32		250
     84 #define R_ARM_THM_RPC22		251
     85 #define R_ARM_RREL32		252
     86 #define R_ARM_RABS32		253
     87 #define R_ARM_RPC24		254
     88 #define R_ARM_RBASE		255
     89 
     90 #define R_TYPE(name)		__CONCAT(R_ARM_,name)
     91 
     92 /* Processor specific program header flags */
     93 #define PF_ARM_SB		0x10000000
     94 #define PF_ARM_PI		0x20000000
     95 #define PF_ARM_ENTRY		0x80000000
     96 
     97 /* Processor specific section header flags */
     98 #define SHF_ENTRYSECT		0x10000000
     99 #define SHF_COMDEF		0x80000000
    100 
    101 /* Processor specific symbol types */
    102 #define STT_ARM_TFUNC		STT_LOPROC
    103