* elf.c (_bfd_elf_map_sections_to_segments): Don't put
	executable sections into the same segment with other
	read only sections if --sep-code.
	* elf32-bfin.c (elf32_bfin_code_in_l1): New variable.
	(elf32_bfin_data_in_l1): New variable.
	(elf32_bfin_final_write_processing): New.
	(elf32_bfin_special_sections[]): New.
	(elf_backend_final_write_processing): Define.
	(elf_backend_special_sections): Define.

	binutils/
	* readelf.c (get_machine_flags): Deal with Blackfin specific
	flags.

	include/
	* bfdlink.h (struct bfd_link_info): Add sep_code member
	variable.
	* elf/bfin.h (EF_BFIN_CODE_IN_L1): Define.
	(EF_BFIN_DATA_IN_L1): Define.

	ld/
	* Makefile.am (eelf32bfin.c): Depend on bfin.em.
	(eelf32bfinfd.c): Likewise.
	* Makefile.in: Regenerate.
	* gen-doc.texi: Set Blackfin.
	* ld.texinfo: Document --sep-code and Blackfin specific
	options.
	* ldmain.c (main): Initialize link_info.sep_code.
	* lexsup.c (enum option_values): Add OPTION_SEP_CODE.
	(ld_options[]): Add --sep-code.
	(parse_args): Deal with --sep-code.
	* emulparams/bfin.sh (EXTRA_EM_FILE): Define.
	* emulparams/elf32bfinfd.sh (OTHER_SECTIONS): Define.
	* emultempl/bfin.em: New file.
This commit is contained in:
Jie Zhang 2008-07-11 19:24:39 +00:00
parent 84e2d2e6cf
commit fb122200f5
3 changed files with 13 additions and 0 deletions

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@ -1,3 +1,10 @@
2008-07-12 Jie Zhang <jie.zhang@analog.com>
* bfdlink.h (struct bfd_link_info): Add sep_code member
variable.
* elf/bfin.h (EF_BFIN_CODE_IN_L1): Define.
(EF_BFIN_DATA_IN_L1): Define.
2008-07-07 Stan Shebs <stan@codesourcery.com>
* dis-asm.h (struct disassemble_info): Add endian_code field.

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@ -346,6 +346,9 @@ struct bfd_link_info
/* Non-NULL if .note.gnu.build-id section should be created. */
char *emit_note_gnu_build_id;
/* TRUE if putting code into separate segment. */
unsigned int sep_code: 1;
/* What to do with unresolved symbols in an object file.
When producing executables the default is GENERATE_ERROR.
When producing shared libraries the default is IGNORE. The

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@ -88,5 +88,8 @@ END_RELOC_NUMBERS (R_max)
#define EF_BFIN_PIC 0x00000001 /* -fpic */
#define EF_BFIN_FDPIC 0x00000002 /* -mfdpic */
#define EF_BFIN_CODE_IN_L1 0x00000010 /* --code-in-l1 */
#define EF_BFIN_DATA_IN_L1 0x00000020 /* --data-in-l1 */
#define EF_BFIN_PIC_FLAGS (EF_BFIN_PIC | EF_BFIN_FDPIC)
#endif /* _ELF_BFIN_H */