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| author | Nick Clifton <nickc@redhat.com> | 2008-12-03 14:51:00 +0000 |
|---|---|---|
| committer | Nick Clifton <nickc@redhat.com> | 2008-12-03 14:51:00 +0000 |
| commit | e7c3341679431c5ecfc170a984d7196cdc175777 (patch) | |
| tree | 5be48e5e73b1b747806d4cc47c80ca9893f3aea4 /gas/NEWS | |
| parent | 5d73705c26e9cb0108f95c127fc5b87c9a982289 (diff) | |
| download | gdb-e7c3341679431c5ecfc170a984d7196cdc175777.zip gdb-e7c3341679431c5ecfc170a984d7196cdc175777.tar.gz gdb-e7c3341679431c5ecfc170a984d7196cdc175777.tar.bz2 | |
include/elf/
* common.h (STT_IFUNC): Define.
elfcpp/
* elfcpp.h (enum STT): Add STT_IFUNC.
bfd/
* syms.c (struct bfd_symbol): Add new flag BSF_INDIRECT_FUNCTION.
Remove redundant flag BFD_FORT_COMM_DEFAULT_VALUE. Renumber flags
to remove gaps.
(bfd_print_symbol_vandf): Return 'i' for BSF_INDIRECT_FUNCTION.
(bfd_decode_symclass): Likewise.
* elf.c (swap_out_syms): Translate BSF_INDIRECT_FUNCTION into
STT_IFUNC.
(elf_find_function): Treat STT_IFUNC in the same way as STT_FUNC.
(_bfd_elf_is_function_type): Likewise.
* elf32-arm.c (arm_elf_find_function): Likewise.
(elf32_arm_adjust_dynamic_symbol): Likewise.
(elf32_arm_swap_symbol_in): Likewise.
(elf32_arm_additional_program_headers): Likewise.
* elf32-i386.c (is_indirect_symbol): New function.
(elf_i386_check_relocs): Also generate dynamic relocs for
relocations against STT_IFUNC symbols.
(allocate_dynrelocs): Likewise.
(elf_i386_relocate_section): Likewise.
* elf64-x86-64.c (is_indirect_symbol): New function.
(elf64_x86_64_check_relocs): Also generate dynamic relocs for
relocations against STT_IFUNC symbols.
(allocate_dynrelocs): Likewise.
(elf64_x86_64_relocate_section): Likewise.
* elfcode.h (elf_slurp_symbol_table): Translate STT_IFUNC into
BSF_INDIRECT_FUNCTION.
* elflink.c (_bfd_elf_adjust_dynamic_reloc_section): Add support
for STT_IFUNC symbols.
(get_ifunc_reloc_section_name): New function.
(_bfd_elf_make_ifunc_reloc_section): New function.
* elf-bfd.h (struct bfd_elf_section_data): Add indirect_relocs field.
* bfd-in2.h: Regenerate.
gas/
* config/obj-elf.c (obj_elf_type): Add support for STT_IFUNC type.
* doc/as.texinfo: Document new feature.
* NEWS: Mention new feature.
gas/testsuite/
* gas/elf/type.s: Add test of STT_IFUNC symbol type.
* gas/elf/type.e: Update expected disassembly.
* gas/elf/elf.exp: Update grep of symbol types.
ld/
* NEWS: Mention new feature.
* pe-dll.c (process_def_file): Replace use of redundant
BFD_FORT_COMM_DEFAULT_VALUE with 0.
* scripttempl/elf.sc: Add .rel.ifunc.dyn and .rela.ifunc.dyn
sections.
ld/testsuite/
* ld-mips-elf/reloc-1-n32.d: Updated expected output for reloc
descriptions.
* ld-mips-elf/reloc-1-n64.d: Likewise.
* ld-i386/ifunc.d: New test.
* ld-i386/ifunc.s: Source file for the new test.
* ld-i386/i386.exp: Run the new test.
Diffstat (limited to 'gas/NEWS')
| -rw-r--r-- | gas/NEWS | 5 |
1 files changed, 5 insertions, 0 deletions
@@ -1,5 +1,10 @@ -*- text -*- +* The .type pseudo-op now accepts a type of STT_IFUNC which can be used to + indicate that if the symbol is the target of a relocation, its value should + not be used. Instead the function should be invoked and its result used as + the value. + Changes in 2.19: * New pseudo op .cfi_val_encoded_addr, to record constant addresses in unwind |