elf.h

RISC processor ARM-7 emulator

/* Legal values for DT_MIPS_FLAGS Elf32_Dyn entry.  */

#define RHF_NONE		   0		/* No flags */
#define RHF_QUICKSTART		   (1 << 0)	/* Use quickstart */
#define RHF_NOTPOT		   (1 << 1)	/* Hash size not power of 2 */
#define RHF_NO_LIBRARY_REPLACEMENT (1 << 2)	/* Ignore LD_LIBRARY_PATH */
#define RHF_NO_MOVE		   (1 << 3)
#define RHF_SGI_ONLY		   (1 << 4)
#define RHF_GUARANTEE_INIT	   (1 << 5)
#define RHF_DELTA_C_PLUS_PLUS	   (1 << 6)
#define RHF_GUARANTEE_START_INIT   (1 << 7)
#define RHF_PIXIE		   (1 << 8)
#define RHF_DEFAULT_DELAY_LOAD	   (1 << 9)
#define RHF_REQUICKSTART	   (1 << 10)
#define RHF_REQUICKSTARTED	   (1 << 11)
#define RHF_CORD		   (1 << 12)
#define RHF_NO_UNRES_UNDEF	   (1 << 13)
#define RHF_RLD_ORDER_SAFE	   (1 << 14)

/* Entries found in sections of type SHT_MIPS_LIBLIST.  */

typedef struct
{
  Elf32_Word l_name;		/* Name (string table index) */
  Elf32_Word l_time_stamp;	/* Timestamp */
  Elf32_Word l_checksum;	/* Checksum */
  Elf32_Word l_version;		/* Interface version */
  Elf32_Word l_flags;		/* Flags */
} Elf32_Lib;

typedef struct
{
  Elf64_Word l_name;		/* Name (string table index) */
  Elf64_Word l_time_stamp;	/* Timestamp */
  Elf64_Word l_checksum;	/* Checksum */
  Elf64_Word l_version;		/* Interface version */
  Elf64_Word l_flags;		/* Flags */
} Elf64_Lib;


/* Legal values for l_flags.  */

#define LL_NONE		  0
#define LL_EXACT_MATCH	  (1 << 0)	/* Require exact match */
#define LL_IGNORE_INT_VER (1 << 1)	/* Ignore interface version */
#define LL_REQUIRE_MINOR  (1 << 2)
#define LL_EXPORTS	  (1 << 3)
#define LL_DELAY_LOAD	  (1 << 4)
#define LL_DELTA	  (1 << 5)

/* Entries found in sections of type SHT_MIPS_CONFLICT.  */

typedef Elf32_Addr Elf32_Conflict;


/* HPPA specific definitions.  */

/* Legal values for e_flags field of Elf32_Ehdr.  */

#define EF_PARISC_TRAPNL	1	/* Trap nil pointer dereference.  */
#define EF_PARISC_EXT		2	/* Program uses arch. extensions.  */
#define EF_PARISC_ARCH		0xffff0000 /* Architecture version.  */
/* Defined values are:
				0x020b	PA-RISC 1.0 big-endian
				0x0210	PA-RISC 1.1 big-endian
				0x028b	PA-RISC 1.0 little-endian
				0x0290	PA-RISC 1.1 little-endian
*/

/* Legal values for sh_type field of Elf32_Shdr.  */

#define SHT_PARISC_GOT		0x70000000 /* GOT for external data.  */
#define SHT_PARISC_ARCH		0x70000001 /* Architecture extensions.  */
#define SHT_PARISC_GLOBAL	0x70000002 /* Definition of $global$.  */
#define SHT_PARISC_MILLI	0x70000003 /* Millicode routines.  */
#define SHT_PARISC_UNWIND	0x70000004 /* Unwind information.  */
#define SHT_PARISC_PLT		0x70000005 /* Procedure linkage table.  */
#define SHT_PARISC_SDATA	0x70000006 /* Short initialized data.  */
#define SHT_PARISC_SBSS		0x70000007 /* Short uninitialized data.  */
#define SHT_PARISC_SYMEXTN	0x70000008 /* Argument/relocation info.  */
#define SHT_PARISC_STUBS	0x70000009 /* Linker stubs.  */

/* Legal values for sh_flags field of Elf32_Shdr.  */

#define SHF_PARISC_GLOBAL	0x10000000 /* Section defines dp.  */
#define SHF_PARISC_SHORT	0x20000000 /* Section with short addressing. */

/* Legal values for ST_TYPE subfield of st_info (symbol type).  */

#define STT_PARISC_MILLICODE	13	/* Millicode function entry point.  */

/* HPPA relocs.  */

#define R_PARISC_NONE		0	/* No reloc.  */
#define R_PARISC_DIR32		1	/* Direct 32-bit reference.  */
#define R_PARISC_DIR21L		2	/* Left 21 bits of eff. address.  */
#define R_PARISC_DIR17R		3	/* Right 17 bits of eff. address.  */
#define R_PARISC_DIR14R		4	/* Right 14 bits of eff. address.  */
#define R_PARISC_PCREL21L	5	/* PC-relative, left 21 bits.  */
#define R_PARISC_PCREL14R	6	/* PC-relative, right 14 bits.  */
#define R_PARISC_PCREL17C	7	/* Conditional PC-relative, ignore
					   if displacement > 17bits.  */
#define R_PARISC_PCREL17F	8	/* Conditional PC-relative, must
					   fit in 17bits.  */
#define R_PARISC_DPREL21L	9	/* DP-relative, left 21 bits.  */
#define R_PARISC_DPREL14R	10	/* DP-relative, right 14 bits.  */
#define R_PARISC_DPREL14F	11	/* DP-relative, must bit in 14 bits. */
#define R_PARISC_DLTREL21L	12	/* DLT-relative, left 21 bits.  */
#define R_PARISC_DLTREL14R	13	/* DLT-relative, right 14 bits.  */
#define R_PARISC_DLTREL14F	14	/* DLT-relative, must fit in 14 bits.*/
#define R_PARISC_DLTIND21L	15	/* DLT-relative indirect, left
					   21 bits.  */
#define R_PARISC_DLTIND14R	16	/* DLT-relative indirect, right
					   14 bits.  */
#define R_PARISC_DLTIND14F	17	/* DLT-relative indirect, must fit
					   int 14 bits.  */
#define R_PARISC_PLABEL32	18	/* Direct 32-bit reference to proc.  */

/* Alpha specific definitions.  */

/* Legal values for e_flags field of Elf64_Ehdr.  */

#define EF_ALPHA_32BIT		1	/* All addresses must be < 2GB.  */
#define EF_ALPHA_CANRELAX	2	/* Relocations for relaxing exist.  */

/* Legal values for sh_type field of Elf64_Shdr.  */

/* These two are primerily concerned with ECOFF debugging info.  */
#define SHT_ALPHA_DEBUG		0x70000001
#define SHT_ALPHA_REGINFO	0x70000002

/* Legal values for sh_flags field of Elf64_Shdr.  */

#define SHF_ALPHA_GPREL		0x10000000

/* Legal values for st_other field of Elf64_Sym.  */
#define STO_ALPHA_NOPV		0x80	/* No PV required.  */
#define STO_ALPHA_STD_GPLOAD	0x88	/* PV only used for initial ldgp.  */

/* Alpha relocs.  */

#define R_ALPHA_NONE		0	/* No reloc */
#define R_ALPHA_REFLONG		1	/* Direct 32 bit */
#define R_ALPHA_REFQUAD		2	/* Direct 64 bit */
#define R_ALPHA_GPREL32		3	/* GP relative 32 bit */
#define R_ALPHA_LITERAL		4	/* GP relative 16 bit w/optimization */
#define R_ALPHA_LITUSE		5	/* Optimization hint for LITERAL */
#define R_ALPHA_GPDISP		6	/* Add displacement to GP */
#define R_ALPHA_BRADDR		7	/* PC+4 relative 23 bit shifted */
#define R_ALPHA_HINT		8	/* PC+4 relative 16 bit shifted */
#define R_ALPHA_SREL16		9	/* PC relative 16 bit */
#define R_ALPHA_SREL32		10	/* PC relative 32 bit */
#define R_ALPHA_SREL64		11	/* PC relative 64 bit */
#define R_ALPHA_OP_PUSH		12	/* OP stack push */
#define R_ALPHA_OP_STORE	13	/* OP stack pop and store */
#define R_ALPHA_OP_PSUB		14	/* OP stack subtract */
#define R_ALPHA_OP_PRSHIFT	15	/* OP stack right shift */
#define R_ALPHA_GPVALUE		16
#define R_ALPHA_GPRELHIGH	17
#define R_ALPHA_GPRELLOW	18
#define R_ALPHA_IMMED_GP_16	19
#define R_ALPHA_IMMED_GP_HI32	20
#define R_ALPHA_IMMED_SCN_HI32	21
#define R_ALPHA_IMMED_BR_HI32	22
#define R_ALPHA_IMMED_LO32	23
#define R_ALPHA_COPY		24	/* Copy symbol at runtime */
#define R_ALPHA_GLOB_DAT	25	/* Create GOT entry */
#define R_ALPHA_JMP_SLOT	26	/* Create PLT entry */
#define R_ALPHA_RELATIVE	27	/* Adjust by program base */
/* Keep this the last entry.  */
#define R_ALPHA_NUM		28


/* PowerPC specific declarations */

/* PowerPC relocations defined by the ABIs */
#define R_PPC_NONE		0
#define R_PPC_ADDR32		1	/* 32bit absolute address */
#define R_PPC_ADDR24		2	/* 26bit address, 2 bits ignored.  */
#define R_PPC_ADDR16		3	/* 16bit absolute address */
#define R_PPC_ADDR16_LO		4	/* lower 16bit of absolute address */
#define R_PPC_ADDR16_HI		5	/* high 16bit of absolute address */
#define R_PPC_ADDR16_HA		6	/* adjusted high 16bit */
#define R_PPC_ADDR14		7	/* 16bit address, 2 bits ignored */
#define R_PPC_ADDR14_BRTAKEN	8
#define R_PPC_ADDR14_BRNTAKEN	9
#define R_PPC_REL24		10	/* PC relative 26 bit */
#define R_PPC_REL14		11	/* PC relative 16 bit */
#define R_PPC_REL14_BRTAKEN	12
#define R_PPC_REL14_BRNTAKEN	13
#define R_PPC_GOT16		14
#define R_PPC_GOT16_LO		15
#define R_PPC_GOT16_HI		16
#define R_PPC_GOT16_HA		17
#define R_PPC_PLTREL24		18
#define R_PPC_COPY		19
#define R_PPC_GLOB_DAT		20
#define R_PPC_JMP_SLOT		21
#define R_PPC_RELATIVE		22
#define R_PPC_LOCAL24PC		23
#define R_PPC_UADDR32		24
#define R_PPC_UADDR16		25
#define R_PPC_REL32		26
#define R_PPC_PLT32		27
#define R_PPC_PLTREL32		28
#define R_PPC_PLT16_LO		29
#define R_PPC_PLT16_HI		30
#define R_PPC_PLT16_HA		31
#define R_PPC_SDAREL16		32
#define R_PPC_SECTOFF		33
#define R_PPC_SECTOFF_LO	34
#define R_PPC_SECTOFF_HI	35
#define R_PPC_SECTOFF_HA	36
/* Keep this the last entry.  */
#define R_PPC_NUM		37

/* The remaining relocs are from the Embedded ELF ABI, and are not
   in the SVR4 ELF ABI.  */
#define R_PPC_EMB_NADDR32	101
#define R_PPC_EMB_NADDR16	102
#define R_PPC_EMB_NADDR16_LO	103
#define R_PPC_EMB_NADDR16_HI	104
#define R_PPC_EMB_NADDR16_HA	105
#define R_PPC_EMB_SDAI16	106
#define R_PPC_EMB_SDA2I16	107
#define R_PPC_EMB_SDA2REL	108
#define R_PPC_EMB_SDA21		109	/* 16 bit offset in SDA */
#define R_PPC_EMB_MRKREF	110
#define R_PPC_EMB_RELSEC16	111
#define R_PPC_EMB_RELST_LO	112
#define R_PPC_EMB_RELST_HI	113
#define R_PPC_EMB_RELST_HA	114
#define R_PPC_EMB_BIT_FLD	115
#define R_PPC_EMB_RELSDA	116	/* 16 bit relative offset in SDA */

/* Diab tool relocations.  */
#define R_PPC_DIAB_SDA21_LO	180	/* like EMB_SDA21, but lower 16 bit */
#define R_PPC_DIAB_SDA21_HI	181	/* like EMB_SDA21, but high 16 bit */
#define R_PPC_DIAB_SDA21_HA	182	/* like EMB_SDA21, adjusted high 16 */
#define R_PPC_DIAB_RELSDA_LO	183	/* like EMB_RELSDA, but lower 16 bit */
#define R_PPC_DIAB_RELSDA_HI	184	/* like EMB_RELSDA, but high 16 bit */
#define R_PPC_DIAB_RELSDA_HA	185	/* like EMB_RELSDA, adjusted high 16 */

/* This is a phony reloc to handle any old fashioned TOC16 references
   that may still be in object files.  */
#define R_PPC_TOC16		255


/* ARM specific declarations */

/* Processor specific flags for the ELF header e_flags field.  */
#define EF_ARM_RELEXEC     0x01
#define EF_ARM_HASENTRY    0x02
#define EF_ARM_INTERWORK   0x04
#define EF_ARM_APCS_26     0x08
#define EF_ARM_APCS_FLOAT  0x10
#define EF_ARM_PIC         0x20
#define EF_ALIGN8          0x40		/* 8-bit structure alignment is in use */
#define EF_NEW_ABI         0x80
#define EF_OLD_ABI         0x100

/* Additional symbol types for Thumb */
#define STT_ARM_TFUNC      0xd

/* ARM-specific values for sh_flags */
#define SHF_ARM_ENTRYSECT  0x10000000   /* Section contains an entry point */
#define SHF_ARM_COMDEF     0x80000000   /* Section may be multiply defined
					   in the input to a link step */

/* ARM-specific program header flags */
#define PF_ARM_SB          0x10000000   /* Segment contains the location
					   addressed by the static base */

/* ARM relocs.  */
#define R_ARM_NONE		0	/* No reloc */
#define R_ARM_PC24		1	/* PC relative 26 bit branch */
#define R_ARM_ABS32		2	/* Direct 32 bit  */
#define R_ARM_REL32		3	/* PC relative 32 bit */
#define R_ARM_PC13		4
#define R_ARM_ABS16		5	/* Direct 16 bit */
#define R_ARM_ABS12		6	/* Direct 12 bit */
#define R_ARM_THM_ABS5		7
#define R_ARM_ABS8		8	/* Direct 8 bit */
#define R_ARM_SBREL32		9
#define R_ARM_THM_PC22		10
#define R_ARM_THM_PC8		11
#define R_ARM_AMP_VCALL9	12
#define R_ARM_SWI24		13
#define R_ARM_THM_SWI8		14
#define R_ARM_XPC25		15
#define R_ARM_THM_XPC22		16
#define R_ARM_COPY		20	/* Copy symbol at runtime */
#define R_ARM_GLOB_DAT		21	/* Create GOT entry */
#define R_ARM_JUMP_SLOT		22	/* Create PLT entry */
#define R_ARM_RELATIVE		23	/* Adjust by program base */
#define R_ARM_GOTOFF		24	/* 32 bit offset to GOT */
#define R_ARM_GOTPC		25	/* 32 bit PC relative offset to GOT */
#define R_ARM_GOT32		26	/* 32 bit GOT entry */
#define R_ARM_PLT32		27	/* 32 bit PLT address */
#define R_ARM_GNU_VTENTRY	100
#define R_ARM_GNU_VTINHERIT	101
#define R_ARM_THM_PC11		102	/* thumb unconditional branch */
#define R_ARM_THM_PC9		103	/* thumb conditional branch */
#define R_ARM_RXPC25		249
#define R_ARM_RSBREL32		250
#define R_ARM_THM_RPC22		251
#define R_ARM_RREL32		252
#define R_ARM_RABS22		253
#define R_ARM_RPC24		254
#define R_ARM_RBASE		255
/* Keep this the last entry.  */
#define R_ARM_NUM		256

#endif	/* elf.h */