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elf_machdep.h revision 1.5 
      1 /*	$NetBSD: elf_machdep.h,v 1.5 2004/08/21 11:01:33 rearnsha Exp $	*/
      2 
      3 #if defined(__ARMEB__)
      4 #define ELF32_MACHDEP_ENDIANNESS	ELFDATA2MSB
      5 #else
      6 #define ELF32_MACHDEP_ENDIANNESS	ELFDATA2LSB
      7 #endif
      8 
      9 /* Processor specific flags for the ELF header e_flags field.  */
     10 #define EF_ARM_RELEXEC		0x00000001
     11 #define EF_ARM_HASENTRY		0x00000002
     12 #define EF_ARM_INTERWORK	0x00000004 /* GNU binutils 000413 */
     13 #define EF_ARM_SYMSARESORTED	0x00000004 /* ARM ELF A08 */
     14 #define EF_ARM_APCS_26		0x00000008 /* GNU binutils 000413 */
     15 #define EF_ARM_DYNSYMSUSESEGIDX	0x00000008 /* ARM ELF B01 */
     16 #define EF_ARM_APCS_FLOAT	0x00000010 /* GNU binutils 000413 */
     17 #define EF_ARM_MAPSYMSFIRST	0x00000010 /* ARM ELF B01 */
     18 #define EF_ARM_PIC		0x00000020
     19 #define EF_ARM_ALIGN8		0x00000040 /* 8-bit structure alignment.  */
     20 #define EF_ARM_NEW_ABI		0x00000080
     21 #define EF_ARM_OLD_ABI		0x00000100
     22 #define EF_ARM_SOFT_FLOAT	0x00000200
     23 #define EF_ARM_EABIMASK		0xff000000
     24 
     25 #define	ELF32_MACHDEP_ID_CASES						\
     26 		case EM_ARM:						\
     27 			break;
     28 
     29 #define	ELF32_MACHDEP_ID	EM_ARM
     30 
     31 #define ARCH_ELFSIZE		32	/* MD native binary size */
     32 
     33 /* Processor specific relocation types */
     34 
     35 #define R_ARM_NONE		0
     36 #define R_ARM_PC24		1
     37 #define R_ARM_ABS32		2
     38 #define R_ARM_REL32		3
     39 #define R_ARM_PC13		4
     40 #define R_ARM_ABS16		5
     41 #define R_ARM_ABS12		6
     42 #define R_ARM_THM_ABS5		7
     43 #define R_ARM_ABS8		8
     44 #define R_ARM_SBREL32		9
     45 #define R_ARM_THM_PC22		10
     46 #define R_ARM_THM_PC8		11
     47 #define R_ARM_AMP_VCALL9	12
     48 #define R_ARM_SWI24		13
     49 #define R_ARM_THM_SWI8		14
     50 #define R_ARM_XPC25		15
     51 #define R_ARM_THM_XPC22		16
     52 
     53 /* 17-31 are reserved for ARM Linux. */
     54 #define R_ARM_COPY		20
     55 #define R_ARM_GLOB_DAT		21
     56 #define	R_ARM_JUMP_SLOT		22
     57 #define R_ARM_RELATIVE		23
     58 #define	R_ARM_GOTOFF		24
     59 #define R_ARM_GOTPC		25
     60 #define R_ARM_GOT32		26
     61 #define R_ARM_PLT32		27
     62 
     63 #define R_ARM_ALU_PCREL_7_0	32
     64 #define R_ARM_ALU_PCREL_15_8	33
     65 #define R_ARM_ALU_PCREL_23_15	34
     66 #define R_ARM_ALU_SBREL_11_0	35
     67 #define R_ARM_ALU_SBREL_19_12	36
     68 #define R_ARM_ALU_SBREL_27_20	37
     69 
     70 /* 96-111 are reserved to G++. */
     71 #define R_ARM_GNU_VTENTRY	100
     72 #define R_ARM_GNU_VTINHERIT	101
     73 #define R_ARM_THM_PC11		102
     74 #define R_ARM_THM_PC9		103
     75 
     76 /* 112-127 are reserved for private experiments. */
     77 
     78 #define R_ARM_RXPC25		249
     79 #define R_ARM_RSBREL32		250
     80 #define R_ARM_THM_RPC22		251
     81 #define R_ARM_RREL32		252
     82 #define R_ARM_RABS32		253
     83 #define R_ARM_RPC24		254
     84 #define R_ARM_RBASE		255
     85 
     86 #define R_TYPE(name)		__CONCAT(R_ARM_,name)
     87 
     88 /* Processor specific program header flags */
     89 #define PF_ARM_SB		0x10000000
     90 #define PF_ARM_PI		0x20000000
     91 #define PF_ARM_ENTRY		0x80000000
     92 
     93 /* Processor specific section header flags */
     94 #define SHF_ENTRYSECT		0x10000000
     95 #define SHF_COMDEF		0x80000000
     96 
     97 /* Processor specific symbol types */
     98 #define STT_ARM_TFUNC		STT_LOPROC
     99