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author | Maciej W. Rozycki <macro@codesourcery.com> | 2013-06-24 23:55:45 +0000 |
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committer | Maciej W. Rozycki <macro@codesourcery.com> | 2013-06-24 23:55:45 +0000 |
commit | c024ce1422a60f9600b922f081be3ada47a489ae (patch) | |
tree | 44c1972354e8f7b1503e2922d09c928e53ac2eab /include | |
parent | 8131499d73d6cd67fb23242bbf2b6a820fa29e40 (diff) | |
download | newlib-c024ce1422a60f9600b922f081be3ada47a489ae.zip newlib-c024ce1422a60f9600b922f081be3ada47a489ae.tar.gz newlib-c024ce1422a60f9600b922f081be3ada47a489ae.tar.bz2 |
bfd/
* elfxx-mips.h (_bfd_mips_elf_get_synthetic_symtab): New
prototype.
* elf32-mips.c (elf_backend_plt_sym_val): Remove macro.
(bfd_elf32_get_synthetic_symtab): New macro.
* elfxx-mips.c (plt_entry): New structure.
(mips_elf_link_hash_entry): Add use_plt_entry member.
(mips_elf_link_hash_table): Rename plt_entry_size member to
plt_mips_entry_size. Add plt_comp_entry_size, plt_mips_offset,
plt_comp_offset, plt_got_index entries and plt_header_is_comp
members.
(STUB_LW_MICROMIPS, STUB_MOVE_MICROMIPS): New macros.
(STUB_LUI_MICROMIPS, STUB_JALR_MICROMIPS): Likewise.
(STUB_ORI_MICROMIPS, STUB_LI16U_MICROMIPS): Likewise.
(STUB_LI16S_MICROMIPS): Likewise.
(MICROMIPS_FUNCTION_STUB_NORMAL_SIZE): Likewise.
(MICROMIPS_FUNCTION_STUB_BIG_SIZE): Likewise.
(micromips_o32_exec_plt0_entry): New variable.
(mips16_o32_exec_plt_entry): Likewise.
(micromips_o32_exec_plt_entry): Likewise.
(mips_elf_link_hash_newfunc): Initialize use_plt_entry.
(mips_elf_output_extsym): Update to use gotplt_union's plist
member rather than offset.
(mips_elf_gotplt_index): Likewise. Remove the VxWorks
restriction. Use MIPS_ELF_GOT_SIZE to calculate GOT address.
(mips_elf_count_got_symbols): Update to use gotplt_union's plist
member rather than offset.
(mips_elf_calculate_relocation): Handle MIPS16/microMIPS PLT
entries.
(_bfd_mips_elf_create_dynamic_sections): Don't set PLT sizes
here.
(mips_elf_make_plt_record): New function.
(_bfd_mips_elf_check_relocs): Update comment. Record occurences
of JAL relocations that might need a PLT entry.
(_bfd_mips_elf_adjust_dynamic_symbol): Update to use
gotplt_union's plist member rather than offset. Set individual
PLT entry sizes here. Handle MIPS16/microMIPS PLT entries.
Don't set the symbol's value in the symbol table for PLT
references here. Don't set the PLT or PLT GOT section sizes
here.
(mips_elf_estimate_stub_size): Handle microMIPS stubs.
(mips_elf_allocate_lazy_stub): Likewise.
(mips_elf_lay_out_lazy_stubs): Likewise. Define a _MIPS_STUBS_
magic symbol.
(mips_elf_set_plt_sym_value): New function.
(_bfd_mips_elf_size_dynamic_sections): Set PLT header size and
PLT and PLT GOT section sizes here. Set the symbol values in
the symbol table for PLT references here. Handle microMIPS
annotation of the _PROCEDURE_LINKAGE_TABLE_ magic symbol.
(_bfd_mips_elf_finish_dynamic_symbol): Update to use
gotplt_union's plist member rather than offset. Handle
MIPS16/microMIPS PLT entries. Handle microMIPS stubs.
(_bfd_mips_vxworks_finish_dynamic_symbol): Update to use
gotplt_union's plist member rather than offset. Use
MIPS_ELF_GOT_SIZE to calculate GOT address.
(mips_finish_exec_plt): Handle microMIPS PLT. Return status.
(_bfd_mips_elf_finish_dynamic_sections): Handle result from
mips_finish_exec_plt.
(_bfd_mips_elf_link_hash_table_create): Update to use
gotplt_union's plist member rather than offset.
(_bfd_mips_elf_get_synthetic_symtab): New function.
include/elf/
* mips.h (ELF_ST_IS_MIPS_PLT): Respect STO_MIPS16 setting.
(ELF_ST_SET_MIPS_PLT): Likewise.
gdb/
* mips-tdep.c (mips_elf_make_msymbol_special): Handle MIPS16 and
microMIPS synthetic symbols.
ld/
* emulparams/elf32btsmip.sh: Arrange for .got.plt to be placed
as close to .plt as possible.
* scripttempl/elf.sc: Handle $INITIAL_READWRITE_SECTIONS and
$PLT_NEXT_DATA variables.
ld/testsuite/
* ld-mips-elf/jalx-2.dd: Update for microMIPS PLT support.
* ld-mips-elf/pic-and-nonpic-3a.dd: Update for the _MIPS_STUBS_
magic symbol.
* ld-mips-elf/pic-and-nonpic-3b.dd: Likewise.
* ld-mips-elf/pic-and-nonpic-6-n32.dd: Likewise.
* ld-mips-elf/pic-and-nonpic-6-n64.dd: Likewise.
* ld-mips-elf/pic-and-nonpic-6-o32.dd: Likewise.
* ld-mips-elf/stub-dynsym-1-10000.d: Likewise.
* ld-mips-elf/stub-dynsym-1-2fe80.d: Likewise.
* ld-mips-elf/stub-dynsym-1-7fff.d: Likewise.
* ld-mips-elf/stub-dynsym-1-8000.d: Likewise.
* ld-mips-elf/stub-dynsym-1-fff0.d: Likewise.
* ld-mips-elf/tlslib-o32.d: Likewise.
opcodes/
* mips-dis.c (is_mips16_plt_tail): New function.
(print_insn_mips16): Handle MIPS16 PLT entry's GOT slot address
word.
(is_compressed_mode_p): Handle MIPS16/microMIPS PLT entries.
Diffstat (limited to 'include')
-rw-r--r-- | include/elf/ChangeLog | 5 | ||||
-rw-r--r-- | include/elf/mips.h | 10 |
2 files changed, 13 insertions, 2 deletions
diff --git a/include/elf/ChangeLog b/include/elf/ChangeLog index 245267d..20ba229 100644 --- a/include/elf/ChangeLog +++ b/include/elf/ChangeLog @@ -1,3 +1,8 @@ +2013-06-24 Maciej W. Rozycki <macro@codesourcery.com> + + * mips.h (ELF_ST_IS_MIPS_PLT): Respect STO_MIPS16 setting. + (ELF_ST_SET_MIPS_PLT): Likewise. + 2013-06-19 Will Newton <will.newton@linaro.org> * aarch64.h: Remove R_AARCH64_IRELATIVE. diff --git a/include/elf/mips.h b/include/elf/mips.h index 44d815e..f3be987 100644 --- a/include/elf/mips.h +++ b/include/elf/mips.h @@ -803,8 +803,14 @@ extern void bfd_mips_elf32_swap_reginfo_out PLT entries and traditional MIPS lazy binding stubs. We mark the former with STO_MIPS_PLT to distinguish them from the latter. */ #define STO_MIPS_PLT 0x8 -#define ELF_ST_IS_MIPS_PLT(other) (((other) & STO_MIPS_FLAGS) == STO_MIPS_PLT) -#define ELF_ST_SET_MIPS_PLT(other) (((other) & ~STO_MIPS_FLAGS) | STO_MIPS_PLT) +#define ELF_ST_IS_MIPS_PLT(other) \ + ((ELF_ST_IS_MIPS16 (other) \ + ? ((other) & (~STO_MIPS16 & STO_MIPS_FLAGS)) \ + : ((other) & STO_MIPS_FLAGS)) == STO_MIPS_PLT) +#define ELF_ST_SET_MIPS_PLT(other) \ + ((ELF_ST_IS_MIPS16 (other) \ + ? ((other) & (STO_MIPS16 | ~STO_MIPS_FLAGS)) \ + : ((other) & ~STO_MIPS_FLAGS)) | STO_MIPS_PLT) /* This value is used to mark PIC functions in an object that mixes PIC and non-PIC. Note that this bit overlaps with STO_MIPS16, |