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authorNick Clifton <nickc@redhat.com>2008-12-03 14:51:00 +0000
committerNick Clifton <nickc@redhat.com>2008-12-03 14:51:00 +0000
commite7c3341679431c5ecfc170a984d7196cdc175777 (patch)
tree5be48e5e73b1b747806d4cc47c80ca9893f3aea4 /include
parent5d73705c26e9cb0108f95c127fc5b87c9a982289 (diff)
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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 'include')
-rw-r--r--include/elf/ChangeLog4
-rw-r--r--include/elf/common.h1
2 files changed, 5 insertions, 0 deletions
diff --git a/include/elf/ChangeLog b/include/elf/ChangeLog
index 23b6ee1..23434c7 100644
--- a/include/elf/ChangeLog
+++ b/include/elf/ChangeLog
@@ -1,3 +1,7 @@
+2008-12-03 Nick Clifton <nickc@redhat.com>
+
+ * common.h (STT_IFUNC): Define.
+
2008-11-27 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
* cr16.h (R_CR16_GOT_REGREL20, R_CR16_GOTC_REGREL20 and
diff --git a/include/elf/common.h b/include/elf/common.h
index 5a0c322..2424e64 100644
--- a/include/elf/common.h
+++ b/include/elf/common.h
@@ -546,6 +546,7 @@
#define STT_RELC 8 /* Complex relocation expression */
#define STT_SRELC 9 /* Signed Complex relocation expression */
#define STT_LOOS 10 /* OS-specific semantics */
+#define STT_IFUNC 10 /* Symbol is an indirect code object */
#define STT_HIOS 12 /* OS-specific semantics */
#define STT_LOPROC 13 /* Application-specific semantics */
#define STT_HIPROC 15 /* Application-specific semantics */