From Ralf Baechle <ralf@gnu.org>
* elf32-mips.c (elf32_mips_merge_private_bfd_data): Always permit
BFDs containing no sections or empty .text, .data or .bss sections
to be merged, regardless of their flags.
From Ralf Baechle <ralf@gnu.org>
* elf32-mips.c (mips_elf_create_dynamic_relocation): New argument
local_p. Add symbol value only for non-R_MIPS_REL32 relocations
against local symbols.
(_bfd_mips_elf_finish_dynamic_sections): Undo patch from 2000-10-01.
From Ralf Baechle <ralf@gnu.org>
* elf32-mips.c (_bfd_mips_elf_finish_dynamic_sections): Mark gld
produces binaries with got[1] = 0x80000001 to differenciate them
for the dynamic linker from the broken binaries produced by old
versions.
* elf32-arm.h (elf32_arm_size_dynamic_sections): Also set
DF_TEXTREL if DT_TEXTREL is set.
* elf32-i370.c (i370_elf_size_dynamic_sections): Likewise.
* elf32-i386.c (elf_i386_size_dynamic_sections): Likewise.
* elf32-m68k.c (elf_m68k_size_dynamic_sections): Likewise.
* elf32-mips.c (_bfd_mips_elf_size_dynamic_sections): Likewise.
* elf32-ppc.c (ppc_elf_size_dynamic_sections): Likewise.
* elf32-sparc.c (elf32_sparc_size_dynamic_sections): Likewise.
* elf64-alpha.c (elf64_alpha_size_dynamic_sections): Likewise.
* elf64-hppa.c (elf64_hppa_size_dynamic_sections): Likewise.
* elf64-ia64.c (elf64_ia64_size_dynamic_sections): Likewise.
* elf64-sparc.c (sparc64_elf_size_dynamic_sections): Likewise.
* bfd/elflink.h (NAME(bfd_elf,size_dynamic_sections)): Also
set DF_SYMBOLIC for symbolic link. Also set DT_RUNPATH if
DT_RPATH is set.
Set the DT_FLAGS and DT_FLAGS_1 entries if necessary.
Enable the support for Traditional MIPS.
* elf32-mips.c (IRIX_COMPAT): Recognize bfd_elf32_tradbigmips_vecand
return ict_none appropriately for traditional mips targets.
(STUB_LW): Change 0x8f998000 to 0x8f998010 for traditional mips.
(STUB_MOVE): Conditionalize for traditonal mips.
(STUB_LI16): Likewise.
(_bfd_mips_elf_modify_segment_map): Conditionalize to avoid making
room for RTPROC header.
(_bfd_mips_elf_modify_segment_map): For a normal mips executable set
the permission for the PT_DYNAMIC as read, write and execute.
(mips_elf_calculate_relocation): Check for the symbol _DYNAMIC_LINKING
for traditonal mips.
(_bfd_mips_elf_create_dynamic_sections): Add the symbol
_DYNAMIC_LINKING for traditonal mips.
(_bfd_mips_elf_create_dynamic_sections): Add the symbol __RLD_MAP
in case of traditonal mips.
(_bfd_mips_elf_adjust_dynamic_symbol): Create a stub only if a PLT
entry is required. For a function if PLT is not required then set the
corresponding hash table entry to 0.
(_bfd_mips_elf_size_dynamic_sections): Add DT_DEBUG entry for
traditonal mips.
(_bfd_mips_elf_finish_dynamic_symbol): for a undefined symbol in a
shared object set the value to 0.
(_bfd_mips_elf_finish_dynamic_symbol): Check for the symbol
_DYNAMIC_LINKING for traditonal mips.
(_bfd_mips_elf_finish_dynamic_symbol): Check for the symbol __RLD_MAP
for traditonal mips.
* elf32-mips.c (sort_dynamic_relocs): New Function.
(_bfd_mips_elf_finish_dynamic_sections): Call sort_dynamic_relocs
via qsort to sort the dynamic relocations in increasing r_symndx
value.
* elf-bfd.h (struct elf_obj_tdata): Define per BFD Irix 5 virtual
sections elf_{text,data}_{section,symbol}.
* elf32-mips.c: mips_elf_{text,data}_{section,symbol}{,_ptr}: Remove.
(_bfd_mips_elf_hide_symbol): New function.
(elf_backend_hide_symbol): Map to the new function.
(_bfd_mips_elf_add_symbol_hook): Change to use new per BFD
definitions of mips_elf_{text,data}_{section,symbol}.
(mips_elf_local_relocation_p): Try to find the direct symbol
based on new check_forced argument.
(mips_elf_calculate_relocation): Use new version of
mips_elf_local_relocation_p.
(mips_elf_relocate_section): Likewise.
(_bfd_mips_elf_relocate_section): Likewise.
(mips_elf_sort_hash_table): Only assert that have enough GOT
space.
(mips_elf_got16_entry): Match all 32 bits to the existing GOT
entry if the relocation based on the new external argument.
(mips_elf_create_dynamic_relocation): Assert that we have a
section contents allocated where we can swap out the dynamic
relocations.
(mips_elf_calculate_relocation): Find the real hash-table entry
correctly by using h->root.root.type. Only create a dynamic
relocation entry if the symbol is defined in a shared library.
Create an external GOT entry for the GOT16 relocation if the
symbol was forced local.
(_bfd_mips_elf_finish_dynamic_symbol): Don't assert there is a
dynamic index if the symbol was forced local.
2000-06-20 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
* elf32-mips.c: Fix typos in comments.
* elf32-mips.c (mips_elf_next_relocation): Rename from
mips_elf_next_lo16_relocation, and generalize to look
for any relocation type.
(elf_mips_howto_table): Make R_MIPS_PC16 pcrel_offset.
(elf_mips_gnu_rel_hi16): Howto for R_MIPS_GNU_REL_HI16.
(elf_mips_gnu_rel_lo16): Howto for R_MIPS_GNU_REL_LO16.
(elf_mips_gnu_rel16_s2): Howto for R_MIPS_GNU_REL16_S2.
(elf_mips_gnu_pcrel64): Howto for R_MIPS_PC64.
(elf_mips_gnu_pcrel32): Howto for R_MIPS_PC32.
(bfd_elf32_bfd_reloc_type_lookup): Add new relocs.
(mips_rtype_to_howto): Likewise.
(mips_elf_calculate_relocation): Handle new relocs.
(_bfd_mips_elf_relocate_section): REL_HI16/REL_LO16 relocs
are paired. The addend for R_MIPS_GNU_REL16_S2
is shifted right two bits.
In gas/:
* config/tc-mips.c (mips_ip): Don't put stuff in .rodata
when embedded-pic.
* config/tc-mips.c (SWITCH_TABLE): The ELF embedded-pic
implementation doesn't have special handling for switch
statements.
(macro_build): Allow for code in sections other than .text.
(macro): Likewise.
(mips_ip): Likewise.
(md_apply_fix): Do pc-relative relocation madness for MIPS ELF.
Don't perform relocs if we will be outputting them.
(tc_gen_reloc): For ELF, just use fx_addnumber for pc-relative
relocations. Allow BFD_RELOC_16_PCREL_S2 relocs when
embedded-pic.
In gas/testsuite/:
* gas/mips/empic.d: New file.
* gas/mips/empic.s: New file.
* gas/mips/mips16-e.d: New file.
* gas/mips/mips16-e.s: New file.
* gas/mips/mips16-f.d: New file.
* gas/mips/mips16-f.s: New file.
* gas/mips/mips.exp: Add empic, mips16-e. Add mips16-f as an
expected failure.
In include/elf:
* mips.h: Add R_MIPS_GNU_REL_HI16, R_MIPS_GNU_REL_LO16,
R_MIPS_GNU_REL16_S2, R_MIPS_PC64 and R_MIPS_PC32 relocation
numbers.
If it passed as non-NULL, use it to check whether any input BFD
has an input section which uses this output section. Change all
callers.
* bfd-in2.h: Rebuild.
* bfd-in.h: Move declarations of bfd_get_elf_phdr_upper_bound and
bfd_get_elf_phdrs in from bfd-in2.h, correcting patch of
1999-11-29.
* bfd-in2.h: Rebuild.
relocs also need the GP value.
(_bfd_mips_elf_relocate_section): Handle unpaired LO16 relocs
properly. Handle sign-extension for R_MIPS_64 correctly. Correct
the GP value for R_MIPS_LITERAL relocs too. Handle
R_MIPS_64 relocs properly on big-endian MIPS.
(mips_elf_sign_extend): Behave properly with 'long long'.
(mips_elf_highest): Correct typo.
for special section symbols.
* elflink.h (elf_merge_symbol): If we have no old BFD, check
BSF_DYNAMIC on the section symbol to see whether the old BFD is
dynamic.
the size of a GOT entry here.
(mips_elf_calculate_relocation): Don't create a local GOT entry
for the symbol in a GOT16 relocation; just for it's high-order bit
(_bfd_mips_elf_relocate_section): Fix thinko.
(mips_elf_next_lo16_relocation): Don't compute the addend here.
Just return the relocation found.
(mips_elf_relocate_section): Pull the LO16 addend out of the
section itself when using REL relocations.
Diego Novillo
Nick Clifton
Ulf Carlsson
Kazu Hirata
H.J. Lu
Andrew Cagney
Alan Modra
Geoffrey Keating
Ian Lance Taylor
Richard Henderson
Mark Mitchell