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libjit/jit/jit-elf-defs.h  view on Meta::CPAN

} Elf32_Nhdr;

typedef struct
{
  Elf64_Word n_namesz;			/* Length of the note's name.  */
  Elf64_Word n_descsz;			/* Length of the note's descriptor.  */
  Elf64_Word n_type;			/* Type of the note.  */
} Elf64_Nhdr;

/* Known names of notes.  */

/* Solaris entries in the note section have this name.  */
#define ELF_NOTE_SOLARIS	"SUNW Solaris"

/* Note entries for GNU systems have this name.  */
#define ELF_NOTE_GNU		"GNU"


/* Defined types of notes for Solaris.  */

/* Value of descriptor (one word) is desired pagesize for the binary.  */
#define ELF_NOTE_PAGESIZE_HINT	1


/* Defined note types for GNU systems.  */

/* ABI information.  The descriptor consists of words:
   word 0: OS descriptor
   word 1: major version of the ABI
   word 2: minor version of the ABI
   word 3: subminor version of the ABI
*/
#define ELF_NOTE_ABI		1

/* Known OSes.  These value can appear in word 0 of an ELF_NOTE_ABI
   note section entry.  */
#define ELF_NOTE_OS_LINUX	0
#define ELF_NOTE_OS_GNU		1
#define ELF_NOTE_OS_SOLARIS2	2


/* Move records.  */
typedef struct
{
  Elf32_Xword m_value;		/* Symbol value.  */
  Elf32_Word m_info;		/* Size and index.  */
  Elf32_Word m_poffset;		/* Symbol offset.  */
  Elf32_Half m_repeat;		/* Repeat count.  */
  Elf32_Half m_stride;		/* Stride info.  */
} Elf32_Move;

typedef struct
{
  Elf64_Xword m_value;		/* Symbol value.  */
  Elf64_Xword m_info;		/* Size and index.  */
  Elf64_Xword m_poffset;	/* Symbol offset.  */
  Elf64_Half m_repeat;		/* Repeat count.  */
  Elf64_Half m_stride;		/* Stride info.  */
} Elf64_Move;

/* Macro to construct move records.  */
#define ELF32_M_SYM(info)	((info) >> 8)
#define ELF32_M_SIZE(info)	((unsigned char) (info))
#define ELF32_M_INFO(sym, size)	(((sym) << 8) + (unsigned char) (size))

#define ELF64_M_SYM(info)	ELF32_M_SYM (info)
#define ELF64_M_SIZE(info)	ELF32_M_SIZE (info)
#define ELF64_M_INFO(sym, size)	ELF32_M_INFO (sym, size)


/* Motorola 68k specific definitions.  */

/* Values for Elf32_Ehdr.e_flags.  */
#define EF_CPU32	0x00810000

/* m68k relocs.  */

#define R_68K_NONE	0		/* No reloc */
#define R_68K_32	1		/* Direct 32 bit  */
#define R_68K_16	2		/* Direct 16 bit  */
#define R_68K_8		3		/* Direct 8 bit  */
#define R_68K_PC32	4		/* PC relative 32 bit */
#define R_68K_PC16	5		/* PC relative 16 bit */
#define R_68K_PC8	6		/* PC relative 8 bit */
#define R_68K_GOT32	7		/* 32 bit PC relative GOT entry */
#define R_68K_GOT16	8		/* 16 bit PC relative GOT entry */
#define R_68K_GOT8	9		/* 8 bit PC relative GOT entry */
#define R_68K_GOT32O	10		/* 32 bit GOT offset */
#define R_68K_GOT16O	11		/* 16 bit GOT offset */
#define R_68K_GOT8O	12		/* 8 bit GOT offset */
#define R_68K_PLT32	13		/* 32 bit PC relative PLT address */
#define R_68K_PLT16	14		/* 16 bit PC relative PLT address */
#define R_68K_PLT8	15		/* 8 bit PC relative PLT address */
#define R_68K_PLT32O	16		/* 32 bit PLT offset */
#define R_68K_PLT16O	17		/* 16 bit PLT offset */
#define R_68K_PLT8O	18		/* 8 bit PLT offset */
#define R_68K_COPY	19		/* Copy symbol at runtime */
#define R_68K_GLOB_DAT	20		/* Create GOT entry */
#define R_68K_JMP_SLOT	21		/* Create PLT entry */
#define R_68K_RELATIVE	22		/* Adjust by program base */
/* Keep this the last entry.  */
#define R_68K_NUM	23

/* Intel 80386 specific definitions.  */

/* i386 relocs.  */

#define R_386_NONE	0		/* No reloc */
#define R_386_32	1		/* Direct 32 bit  */
#define R_386_PC32	2		/* PC relative 32 bit */
#define R_386_GOT32	3		/* 32 bit GOT entry */
#define R_386_PLT32	4		/* 32 bit PLT address */
#define R_386_COPY	5		/* Copy symbol at runtime */
#define R_386_GLOB_DAT	6		/* Create GOT entry */
#define R_386_JMP_SLOT	7		/* Create PLT entry */
#define R_386_RELATIVE	8		/* Adjust by program base */
#define R_386_GOTOFF	9		/* 32 bit offset to GOT */
#define R_386_GOTPC	10		/* 32 bit PC relative offset to GOT */
/* Keep this the last entry.  */
#define R_386_NUM	11