#include <stdio.h>
#include <elf.h>

Include dependency graph for em_elf.h:

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Defines
#define	Roundup(_value, _align) ((_value+(_align-1)) & (~(_align-1)))
Typedefs
typedef struct section_info	SCNINFO
typedef struct section_info *	pSCNINFO
Functions
INT	Em_Begin_File (char *ofilename, BOOL update, BOOL elf64, BOOL old_abi, INT isa, BOOL big_endian, BOOL pic, BOOL cpic, BOOL xgot, BOOL gp_groups, BOOL elf_trace)
void	Em_End_File (void)
pSCNINFO	Em_New_Section (char *scnname, Elf64_Word scntype, Elf64_Xword scnflags, Elf64_Xword scnentsize, Elf64_Xword scnalign)
void	Em_End_Section (pSCNINFO scninfo)
void	Em_New_Data_Buffer (pSCNINFO scninfo, Elf64_Xword size, INT alignment)
Elf64_Word	Em_Add_New_Symbol (char *symname, Elf64_Addr symvalue, Elf64_Xword symsize, unsigned char symbind, unsigned char symtype, unsigned char symother, Elf64_Half symshndx)
Elf64_Word	Em_Add_New_Undef_Symbol (char *symname, unsigned char symbind, unsigned char symtype, unsigned char symother)
Elf64_Word	Em_Add_New_Common_Symbol (char *symname, Elf64_Xword symsize, unsigned char symbind, unsigned char symother)
Elf64_Word	Em_Add_New_Weak_Symbol (char *weakname, unsigned char symtype, unsigned char symother, Elf64_Word symindex)
void	Em_Define_Symbol (Elf64_Word symindex, Elf64_Addr symvalue, Elf64_Xword symsize, pSCNINFO scninfo)
void	Em_Undefine_Symbol (Elf64_Word symindex)
void	Em_Set_Symbol_Binding (Elf64_Word symindex, unsigned char symbind)
Elf64_Addr	Em_Get_Symbol_Value (Elf64_Word symindex)
char *	Em_Get_Symbol_Name (Elf64_Word symindex)
void	Em_Add_New_Rel (Elf64_Word symindex, unsigned char reltype, Elf64_Addr reloffset, pSCNINFO scninfo)
void	Em_Add_New_Rela (Elf64_Word symindex, unsigned char reltype, Elf64_Addr reloffset, Elf64_Sxword addend, pSCNINFO scninfo)
void	Em_Add_New_Composite_Rela (Elf64_Rela *preloc, pSCNINFO scninfo)
void	Em_Change_Section_Origin (pSCNINFO scn, Elf64_Xword scn_ofst)
void	Em_Change_Section_Alignment (pSCNINFO scn, Elf64_Word scn_align)
Elf64_Xword	Em_Add_Bytes_To_Scn (pSCNINFO scninfo, void *input_buf, Elf64_Xword length, Elf64_Word align)
Elf64_Xword	Em_Add_Zeros_To_Scn (pSCNINFO scninfo, Elf64_Word length, Elf64_Word align)
Elf64_Xword	Em_Add_Address_To_Scn (pSCNINFO scninfo, Elf64_Word symindex, Elf64_Sxword addend, Elf64_Word align)
Elf64_Xword	Em_Add_Displacement_To_Scn (pSCNINFO scninfo, Elf64_Word symindex, Elf64_Sxword addend, Elf64_Word align)
void	Em_Set_sh_link (pSCNINFO scn, Elf64_Word link)
void	Em_Set_sh_info (pSCNINFO scn, Elf64_Word info)
size_t	Em_Get_Section_Index (pSCNINFO scn)
Elf64_Xword	Em_Get_Section_Offset (pSCNINFO scn)
char *	Em_Get_Section_Name (pSCNINFO scn)
Elf64_Word	Em_Get_Section_Type (pSCNINFO scn)
Elf64_Word	Em_Get_Section_Flags (pSCNINFO scn)
Elf64_Word	Em_Get_Section_Entsize (pSCNINFO scn)
Elf64_Word	Em_Get_Section_Align (pSCNINFO scn)
Elf64_Word	Em_Get_Section_Info (pSCNINFO scn)
Elf64_Word	Em_Create_Section_Symbol (pSCNINFO scninfo)
void	Em_Write_Reginfo (Elf64_Addr gprvalue, Elf64_Word gprmask, Elf64_Word fprmask, BOOL pure_abi)
void	Em_Add_New_Event (Elf64_Word ev_kind, Elf64_Word ev_ofst, Elf64_Word operand1, Elf64_Word operand2, Elf64_Word operand3, pSCNINFO scn)
void	Em_Add_New_Content (Elf64_Word con_kind, Elf64_Xword con_ofst, Elf64_Word operand1, Elf64_Word operand2, pSCNINFO scn)
void	Em_Add_New_Option (Elf32_Byte option_kind, Elf32_Section option_section, Elf32_Word option_info, void *buffer, Elf32_Byte length)
void	Em_Add_New_Interface (Elf64_Word length, Elf64_Byte *data)
void	Em_Add_Comment (char *s)
void	Em_End_Unwind (FILE *trace_file, pSCNINFO text_scn)
void	Em_Cleanup_Unwind (void)
Variables
INT	GP_DISP
pSCNINFO	Symtab_Info
BOOL	Sixtyfour_Bit
pSCNINFO	Options_Scn

Define Documentation

#define Roundup	(	_value,
		_align
	)	((_value+(_align-1)) & (~(_align-1)))

Definition at line 62 of file em_elf.h.

Referenced by Em_Add_Bytes_To_Scn(), Em_Add_New_Option(), and Em_New_Data_Buffer().

Typedef Documentation

typedef struct section_info * pSCNINFO

Definition at line 64 of file em_elf.h.

typedef struct section_info SCNINFO

Definition at line 64 of file em_elf.h.

Function Documentation

Elf64_Xword Em_Add_Address_To_Scn	(	pSCNINFO	scninfo,
		Elf64_Word	symindex,
		Elf64_Sxword	addend,
		Elf64_Word	align
	)

Definition at line 236 of file em_elf.cxx.

References Em_Add_Bytes_To_Scn(), Em_Add_New_Rel(), Em_Add_New_Rela(), Em_Add_Zeros_To_Scn(), R_WORD32, R_WORD64, SCNINFO_scnptr, Elf32_Shdr::sh_flags, Elf64_Shdr::sh_flags, SHF_MERGE, and Sixtyfour_Bit.

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Elf64_Xword Em_Add_Bytes_To_Scn	(	pSCNINFO	scninfo,
		void *	input_buf,
		Elf64_Xword	length,
		Elf64_Word	align
	)

Definition at line 161 of file em_elf.cxx.

References EC_Elf_Size64, ErrMsg(), Increase_Data_Buffer_Size(), NULL, Roundup, SCNINFO_align, SCNINFO_buffer, SCNINFO_limit, SCNINFO_offset, and SCNINFO_size.

Referenced by Create_Elf_Header(), Em_Add_Address_To_Scn(), Em_Add_Comment(), Em_Add_Displacement_To_Scn(), Em_Add_New_Composite_Rela(), Em_Add_New_Interface(), Em_Add_New_Option(), Em_Add_New_Rel(), Em_Add_New_Rela(), Em_Add_New_Symbol(), Em_Add_Zeros_To_Scn(), Em_Dwarf_Write_Scns(), Em_Targ_Emit_Const(), Generate_Addr_Reset(), Read_Section(), Set_Current_Location(), and String_To_Index().

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void Em_Add_Comment ( char * s )

Definition at line 1077 of file em_elf.cxx.

References ELF_COMMENT, Em_Add_Bytes_To_Scn(), Em_New_Section(), INCLUDE_STAMP, NULL, object_file_name, s, and SHT_PROGBITS.

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Elf64_Xword Em_Add_Displacement_To_Scn	(	pSCNINFO	scninfo,
		Elf64_Word	symindex,
		Elf64_Sxword	addend,
		Elf64_Word	align
	)

Definition at line 279 of file em_elf.cxx.

References Em_Add_Bytes_To_Scn(), Em_Add_New_Rel(), and R_SCN_DISP.

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Elf64_Word Em_Add_New_Common_Symbol	(	char *	symname,
		Elf64_Xword	symsize,
		unsigned char	symbind,
		unsigned char	symother
	)

void Em_Add_New_Composite_Rela	(	Elf64_Rela *	preloc,
		pSCNINFO	scninfo
	)

Definition at line 659 of file em_elf.cxx.

References Create_New_Relocation_Section(), ELF32_FSZ_WORD, ELF64_FSZ_XWORD, Em_Add_Bytes_To_Scn(), NULL, R_NONE, REL64_sym, REL64_type, REL64_type2, REL64_type3, REL_addend, REL_offset, SCNINFO_relainfo, Set_REL32_info, Sixtyfour_Bit, and TRUE.

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void Em_Add_New_Content	(	Elf64_Word	con_kind,
		Elf64_Xword	con_ofst,
		Elf64_Word	operand1,
		Elf64_Word	operand2,
		pSCNINFO	scn
	)

Definition at line 159 of file targ_em_elf.cxx.

void Em_Add_New_Event	(	Elf64_Word	ev_kind,
		Elf64_Word	ev_ofst,
		Elf64_Word	operand1,
		Elf64_Word	operand2,
		Elf64_Word	operand3,
		pSCNINFO	scn
	)

Definition at line 145 of file targ_em_elf.cxx.

void Em_Add_New_Interface	(	Elf64_Word	length,
		Elf64_Byte *	data
	)

Definition at line 1058 of file em_elf.cxx.

References ELF32_FSZ_WORD, Em_Add_Bytes_To_Scn(), Em_New_Section(), Em_Set_sh_link(), Interface_Scn, NULL, SCNINFO_index, SECT_IFACE_NAME, SHF_NOSTRIP, and SHT_IRIX_IFACE.

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void Em_Add_New_Option	(	Elf32_Byte	option_kind,
		Elf32_Section	option_section,
		Elf32_Word	option_info,
		void *	buffer,
		Elf32_Byte	length
	)

Definition at line 105 of file targ_em_elf.cxx.

References ELF64_FSZ_WORD, ELF64_FSZ_XWORD, Em_Add_Bytes_To_Scn(), Em_New_Section(), IA64_OPTIONS, Elf_Options::info, Elf_Options::kind, NULL, Options_Scn, Roundup, Elf_Options::section, SHF_ALLOC, SHF_IRIX_NOSTRIP, SHT_IRIX_OPTIONS, and Elf_Options::size.

Referenced by Em_Write_Reginfo().

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void Em_Add_New_Rel	(	Elf64_Word	symindex,
		unsigned char	reltype,
		Elf64_Addr	reloffset,
		pSCNINFO	scninfo
	)

Definition at line 570 of file em_elf.cxx.

References Create_New_Relocation_Section(), EC_Elf_Idx, ELF32_FSZ_WORD, ELF64_FSZ_XWORD, Em_Add_Bytes_To_Scn(), ErrMsg(), FALSE, NULL, REL64_ssym, REL64_type2, REL64_type3, REL_offset, SCNINFO_relinfo, Set_REL32_info, Set_REL64_info, and Sixtyfour_Bit.

Referenced by Em_Add_Address_To_Scn(), Em_Add_Displacement_To_Scn(), and Generate_Addr_Reset().

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void Em_Add_New_Rela	(	Elf64_Word	symindex,
		unsigned char	reltype,
		Elf64_Addr	reloffset,
		Elf64_Sxword	addend,
		pSCNINFO	scninfo
	)

Definition at line 621 of file em_elf.cxx.

References Create_New_Relocation_Section(), ELF32_FSZ_WORD, ELF64_FSZ_XWORD, Em_Add_Bytes_To_Scn(), NULL, REL64_ssym, REL64_type2, REL64_type3, REL_addend, REL_offset, SCNINFO_relainfo, Set_REL32_info, Set_REL64_info, Sixtyfour_Bit, and TRUE.

Referenced by Em_Add_Address_To_Scn().

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Elf64_Word Em_Add_New_Symbol	(	char *	symname,
		Elf64_Addr	symvalue,
		Elf64_Xword	symsize,
		unsigned char	symbind,
		unsigned char	symtype,
		unsigned char	symother,
		Elf64_Half	symshndx
	)

Definition at line 837 of file em_elf.cxx.

References ELF32_FSZ_WORD, ELF32_ST_INFO, ELF64_FSZ_XWORD, ELF64_ST_INFO, Em_Add_Bytes_To_Scn(), NULL, Sixtyfour_Bit, Elf32_Sym::st_info, Elf64_Sym::st_info, Elf32_Sym::st_name, Elf64_Sym::st_name, Elf32_Sym::st_other, Elf64_Sym::st_other, Elf32_Sym::st_shndx, Elf64_Sym::st_shndx, Elf32_Sym::st_size, Elf64_Sym::st_size, Elf32_Sym::st_value, and Elf64_Sym::st_value.

Referenced by Create_Elf_Header(), Em_Add_New_Undef_Symbol(), Em_Add_New_Weak_Symbol(), and Em_Create_Section_Symbol().

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Elf64_Word Em_Add_New_Undef_Symbol	(	char *	symname,
		unsigned char	symbind,
		unsigned char	symtype,
		unsigned char	symother
	)

Definition at line 902 of file em_elf.cxx.

References Em_Add_New_Symbol(), and SHN_UNDEF.

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Elf64_Word Em_Add_New_Weak_Symbol	(	char *	weakname,
		unsigned char	symtype,
		unsigned char	symother,
		Elf64_Word	symindex
	)

Definition at line 917 of file em_elf.cxx.

References EC_Elf_Idx, Em_Add_New_Symbol(), ErrMsg(), SCNINFO_buffer, SCNINFO_size, Sixtyfour_Bit, and STB_WEAK.

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Elf64_Xword Em_Add_Zeros_To_Scn	(	pSCNINFO	scninfo,
		Elf64_Word	length,
		Elf64_Word	align
	)

Definition at line 208 of file em_elf.cxx.

References buf, EC_No_Mem, Em_Add_Bytes_To_Scn(), ErrMsg(), free(), and NULL.

Referenced by Em_Add_Address_To_Scn().

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INT Em_Begin_File	(	char *	ofilename,
		BOOL	update,
		BOOL	elf64,
		BOOL	old_abi,
		INT	isa,
		BOOL	big_endian,
		BOOL	pic,
		BOOL	cpic,
		BOOL	xgot,
		BOOL	gp_groups,
		BOOL	elf_trace
	)