From fb122200f56539a9b2a0b2b8f2b24cc013fdf0f0 Mon Sep 17 00:00:00 2001 From: Jie Zhang Date: Fri, 11 Jul 2008 19:24:39 +0000 Subject: bfd/ * 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. --- include/ChangeLog | 7 +++++++ include/bfdlink.h | 3 +++ include/elf/bfin.h | 3 +++ 3 files changed, 13 insertions(+) diff --git a/include/ChangeLog b/include/ChangeLog index 6a433eafb..1cc6fc5f7 100644 --- a/include/ChangeLog +++ b/include/ChangeLog @@ -1,3 +1,10 @@ +2008-07-12 Jie Zhang + + * 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 * dis-asm.h (struct disassemble_info): Add endian_code field. diff --git a/include/bfdlink.h b/include/bfdlink.h index e68331028..d22519a1d 100644 --- a/include/bfdlink.h +++ b/include/bfdlink.h @@ -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 diff --git a/include/elf/bfin.h b/include/elf/bfin.h index 3c07cd166..523db9b53 100644 --- a/include/elf/bfin.h +++ b/include/elf/bfin.h @@ -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 */ -- cgit v1.2.3