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| author | Mike Frysinger <vapier@gentoo.org> | 2010-11-15 22:30:47 +0000 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2010-11-15 22:30:47 +0000 |
| commit | 781303cee5db333c5635d22bc1f7a0a996b7e0d5 (patch) | |
| tree | 6fd813d1143496f6284fa88ddfe1b5c95ca91923 /bfd | |
| parent | c85f715a62b5282c19da485e133686f29675b801 (diff) | |
| download | gdb-781303cee5db333c5635d22bc1f7a0a996b7e0d5.zip gdb-781303cee5db333c5635d22bc1f7a0a996b7e0d5.tar.gz gdb-781303cee5db333c5635d22bc1f7a0a996b7e0d5.tar.bz2 | |
blackfin: add support for L1 code/data flags
Add new linker options for marking programs to load into L1 memory
at runtime. This needs new EF flag bits, so declare them.
Signed-off-by: Jie Zhang <jie.zhang@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'bfd')
| -rw-r--r-- | bfd/ChangeLog | 7 | ||||
| -rw-r--r-- | bfd/elf32-bfin.c | 18 |
2 files changed, 25 insertions, 0 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 596c577..a67868e 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,10 @@ +2010-11-16 Jie Zhang <jie.zhang@analog.com> + + * elf32-bfin.c (elf32_bfin_code_in_l1): New variable. + (elf32_bfin_data_in_l1): New variable. + (elf32_bfin_final_write_processing): New. + (elf_backend_final_write_processing): Define. + 2010-11-15 Mike Frysinger <vapier@gentoo.org> PR binutils/12177 diff --git a/bfd/elf32-bfin.c b/bfd/elf32-bfin.c index 38f31e4..56af244 100644 --- a/bfd/elf32-bfin.c +++ b/bfd/elf32-bfin.c @@ -1120,6 +1120,22 @@ bfin_reloc_type_lookup (bfd * abfd ATTRIBUTE_UNUSED, return (reloc_howto_type *) NULL; } +/* Set by ld emulation if --code-in-l1. */ +bfd_boolean elf32_bfin_code_in_l1 = 0; + +/* Set by ld emulation if --data-in-l1. */ +bfd_boolean elf32_bfin_data_in_l1 = 0; + +static void +elf32_bfin_final_write_processing (bfd *abfd, + bfd_boolean linker ATTRIBUTE_UNUSED) +{ + if (elf32_bfin_code_in_l1) + elf_elfheader (abfd)->e_flags |= EF_BFIN_CODE_IN_L1; + if (elf32_bfin_data_in_l1) + elf_elfheader (abfd)->e_flags |= EF_BFIN_DATA_IN_L1; +} + /* Return TRUE if the name is a local label. bfin local labels begin with L$. */ static bfd_boolean @@ -5787,6 +5803,8 @@ struct bfd_elf_special_section const elf32_bfin_special_sections[] = elf32_bfin_set_private_flags #define bfd_elf32_bfd_print_private_bfd_data \ elf32_bfin_print_private_bfd_data +#define elf_backend_final_write_processing \ + elf32_bfin_final_write_processing #define elf_backend_reloc_type_class elf32_bfin_reloc_type_class #define elf_backend_can_gc_sections 1 #define elf_backend_special_sections elf32_bfin_special_sections |