diff options
| author | Thomas Preud'homme <thomas.preudhomme@arm.com> | 2016-07-15 17:49:08 +0100 |
|---|---|---|
| committer | Thomas Preud'homme <thomas.preudhomme@arm.com> | 2016-07-15 17:50:48 +0100 |
| commit | 76359541825cf36ecd14ab6b5974ee56e1c59eff (patch) | |
| tree | 2043ac1a958572f267df5fabf168bca70300900b /ld/NEWS | |
| parent | bc7b765ab71f967eb2a9c3da111d7529eec46fbe (diff) | |
| download | gdb-76359541825cf36ecd14ab6b5974ee56e1c59eff.zip gdb-76359541825cf36ecd14ab6b5974ee56e1c59eff.tar.gz gdb-76359541825cf36ecd14ab6b5974ee56e1c59eff.tar.bz2 | |
Add support for creating ELF import libraries
2016-07-15 Thomas Preud'homme <thomas.preudhomme@arm.com>
bfd/
* elf-bfd.h (elf_backend_filter_implib_symbols): Declare backend hook.
(_bfd_elf_filter_global_symbols): Declare.
* elf.c (_bfd_elf_filter_global_symbols): New function.
* elflink.c (elf_filter_global_symbols): Likewise.
(elf_output_implib): Likewise.
(bfd_elf_final_link): Call above function, failing if it does.
* elfxx-target.h (elf_backend_filter_implib_symbols): Define macro and
default it to NULL.
(elf_backend_copy_indirect_symbol): Fix spacing.
(elf_backend_hide_symbol): Likewise.
(elfNN_bed): Initialize elf_backend_filter_implib_symbols backend hook.
include/
* bfdlink.h (struct bfd_link_info): Declare new ldscript_def and
out_implib_bfd fields.
2016-07-15 Thomas Preud'homme <thomas.preudhomme@arm.com>
Nick Clifton <nickc@redhat.com>
ld/
* emultempl/elf32.em (gld${EMULATION_NAME}_after_open): Open import
library file for writing and initialize implib_bfd field of link_info
structure.
* emultempl/pe.em (pe_implib_filename): Remove variable declaration.
(OPTION_IMPLIB_FILENAME): Remove macro definition.
(gld${EMULATION_NAME}_add_options): Remove --out-implib option.
(gld_${EMULATION_NAME}_list_options): Likewise.
(gld${EMULATION_NAME}_handle_option): Likewise.
(gld_${EMULATION_NAME}_finish): Use command_line.out_implib_filename
instead of pe_implib_filename.
* emultempl/pep.em (pep_implib_filename): Remove variable declaration.
(OPTION_IMPLIB_FILENAME): Remove enumerator.
(gld${EMULATION_NAME}_add_options): Remove --out-implib option.
(gld_${EMULATION_NAME}_list_options): Likewise.
(gld${EMULATION_NAME}_handle_option): Likewise.
(gld_${EMULATION_NAME}_finish): Use command_line.out_implib_filename
instead of pep_implib_filename.
* ld.h (args_type): Declare new out_implib_filename field.
* ld.texinfo (--out-implib): Move documentation to arch-independent
part and rephrase to apply to ELF targets.
* ldexp.c (exp_fold_tree_1): Set ldscript_def field to 1 for symbols
defined in linker scripts.
* ldlex.h (enum option_values): Declare new OPTION_OUT_IMPLIB
enumerator.
* lexsup.c (ld_options): Add entry for new --out-implib switch.
(parse_args): Handle OPTION_OUT_IMPLIB case.
* testsuite/ld-elf/elf.exp (Generate empty import library): New test.
(Generate import library): Likewise.
* testsuite/ld-elf/implib.s: Likewise.
* testsuite/ld-elf/implib.rd: New file.
* testsuite/ld-elf/empty-implib.out: Likewise
Diffstat (limited to 'ld/NEWS')
| -rw-r--r-- | ld/NEWS | 7 |
1 files changed, 7 insertions, 0 deletions
@@ -1,5 +1,12 @@ -*- text -*- +Changes in 2.28: + +* Extended the --out-implib=<file> option, previously restricted to x86 PE + targets, to any ELF based target. This allows the generation of an import + library for an ELF executable, which can then be used by another application + to link against the executable. + Changes in 2.27: * Add a configure option --enable-relro to decide whether -z relro should |