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Fix x86-64 ILP32 shared library.
bfd/ 2011-01-13 H.J. Lu <hongjiu.lu@intel.com> * elf64-x86-64.c (elf_x86_64_link_hash_table): Remove swap_reloca_out. (elf_x86_64_link_hash_table_create): Don't set swap_reloca_out. (elf_x86_64_check_relocs): Align relocation section to 4 byte for 32bit. (elf_x86_64_gc_sweep_hook): Replace ELF64_ST_TYPE with ELF_ST_TYPE. (elf_x86_64_finish_dynamic_symbol): Updated. (elf_x86_64_finish_dynamic_sections): Don't use Elf64_External_Dyn, bfd_elf64_swap_dyn_in, nor bfd_elf64_swap_dyn_out. ld/testsuite/ 2011-01-13 H.J. Lu <hongjiu.lu@intel.com> * ld-x86-64/ilp32-4.d: New. * ld-x86-64/x86-64.exp: Run ilp32-4.
This commit is contained in:
H.J. Lu
parent
175b7cd42c
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82e96e07e5
@ -1,3 +1,17 @@
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2011-01-13 H.J. Lu <hongjiu.lu@intel.com>
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* elf64-x86-64.c (elf_x86_64_link_hash_table): Remove
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swap_reloca_out.
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(elf_x86_64_link_hash_table_create): Don't set swap_reloca_out.
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(elf_x86_64_check_relocs): Align relocation section to 4 byte
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for 32bit.
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(elf_x86_64_gc_sweep_hook): Replace ELF64_ST_TYPE with
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ELF_ST_TYPE.
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(elf_x86_64_finish_dynamic_symbol): Updated.
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(elf_x86_64_finish_dynamic_sections): Don't use
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Elf64_External_Dyn, bfd_elf64_swap_dyn_in, nor
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bfd_elf64_swap_dyn_out.
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2011-01-14 J. Park <grassman@gmail.com>
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PR ld/12339
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@ -495,7 +495,6 @@ struct elf_x86_64_link_hash_table
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bfd_vma (*r_info) (bfd_vma, bfd_vma);
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bfd_vma (*r_sym) (bfd_vma);
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void (*swap_reloca_out) (bfd *, const Elf_Internal_Rela *, bfd_byte *);
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const char *dynamic_interpreter;
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int dynamic_interpreter_size;
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@ -659,7 +658,6 @@ elf_x86_64_link_hash_table_create (bfd *abfd)
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{
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ret->r_info = elf64_r_info;
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ret->r_sym = elf64_r_sym;
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ret->swap_reloca_out = bfd_elf64_swap_reloca_out;
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ret->dynamic_interpreter = ELF64_DYNAMIC_INTERPRETER;
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ret->dynamic_interpreter_size = sizeof ELF64_DYNAMIC_INTERPRETER;
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}
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@ -667,7 +665,6 @@ elf_x86_64_link_hash_table_create (bfd *abfd)
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{
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ret->r_info = elf32_r_info;
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ret->r_sym = elf32_r_sym;
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ret->swap_reloca_out = bfd_elf32_swap_reloca_out;
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ret->dynamic_interpreter = ELF32_DYNAMIC_INTERPRETER;
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ret->dynamic_interpreter_size = sizeof ELF32_DYNAMIC_INTERPRETER;
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}
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@ -1545,7 +1542,8 @@ elf_x86_64_check_relocs (bfd *abfd, struct bfd_link_info *info,
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htab->elf.dynobj = abfd;
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sreloc = _bfd_elf_make_dynamic_reloc_section
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(sec, htab->elf.dynobj, 3, abfd, /*rela?*/ TRUE);
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(sec, htab->elf.dynobj, ABI_64_P (abfd) ? 3 : 2,
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abfd, /*rela?*/ TRUE);
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if (sreloc == NULL)
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return FALSE;
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@ -1699,7 +1697,7 @@ elf_x86_64_gc_sweep_hook (bfd *abfd, struct bfd_link_info *info,
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/* Check relocation against local STT_GNU_IFUNC symbol. */
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if (isym != NULL
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&& ELF64_ST_TYPE (isym->st_info) == STT_GNU_IFUNC)
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&& ELF_ST_TYPE (isym->st_info) == STT_GNU_IFUNC)
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{
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h = elf_x86_64_get_local_sym_hash (htab, abfd, rel, FALSE);
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if (h == NULL)
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@ -3945,7 +3943,7 @@ elf_x86_64_finish_dynamic_symbol (bfd *output_bfd,
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bed = get_elf_backend_data (output_bfd);
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loc = relplt->contents + plt_index * bed->s->sizeof_rela;
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htab->swap_reloca_out (output_bfd, &rela, loc);
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bed->s->swap_reloca_out (output_bfd, &rela, loc);
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if (!h->def_regular)
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{
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@ -4116,19 +4114,23 @@ elf_x86_64_finish_dynamic_sections (bfd *output_bfd,
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if (htab->elf.dynamic_sections_created)
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{
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Elf64_External_Dyn *dyncon, *dynconend;
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bfd_byte *dyncon, *dynconend;
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const struct elf_backend_data *bed;
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bfd_size_type sizeof_dyn;
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if (sdyn == NULL || htab->elf.sgot == NULL)
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abort ();
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dyncon = (Elf64_External_Dyn *) sdyn->contents;
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dynconend = (Elf64_External_Dyn *) (sdyn->contents + sdyn->size);
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for (; dyncon < dynconend; dyncon++)
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bed = get_elf_backend_data (dynobj);
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sizeof_dyn = bed->s->sizeof_dyn;
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dyncon = sdyn->contents;
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dynconend = sdyn->contents + sdyn->size;
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for (; dyncon < dynconend; dyncon += sizeof_dyn)
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{
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Elf_Internal_Dyn dyn;
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asection *s;
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bfd_elf64_swap_dyn_in (dynobj, dyncon, &dyn);
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(*bed->s->swap_dyn_in) (dynobj, dyncon, &dyn);
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switch (dyn.d_tag)
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{
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@ -4177,7 +4179,7 @@ elf_x86_64_finish_dynamic_sections (bfd *output_bfd,
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break;
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}
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bfd_elf64_swap_dyn_out (output_bfd, &dyn, dyncon);
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(*bed->s->swap_dyn_out) (output_bfd, &dyn, dyncon);
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}
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/* Fill in the special first entry in the procedure linkage table. */
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@ -1,3 +1,9 @@
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2011-01-13 H.J. Lu <hongjiu.lu@intel.com>
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* ld-x86-64/ilp32-4.d: New.
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* ld-x86-64/x86-64.exp: Run ilp32-4.
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2011-01-13 H.J. Lu <hongjiu.lu@intel.com>
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PR ld/12356
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36
ld/testsuite/ld-x86-64/ilp32-4.d
Normal file
36
ld/testsuite/ld-x86-64/ilp32-4.d
Normal file
@ -0,0 +1,36 @@
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#source: start.s
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#as: --n32
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#ld: -m elf32_x86_64 -shared
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#readelf: -d -S --wide
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There are 10 section headers, starting at offset 0x22c:
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Section Headers:
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\[Nr\] Name Type Addr Off Size ES Flg Lk Inf Al
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\[ 0\] NULL 00000000 000000 000000 00 0 0 0
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\[ 1\] .hash HASH 00000094 000094 000030 04 A 2 0 4
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\[ 2\] .dynsym DYNSYM 000000c4 0000c4 000070 10 A 3 2 4
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\[ 3\] .dynstr STRTAB 00000134 000134 00001d 00 A 0 0 1
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\[ 4\] .rela.dyn RELA 00000154 000154 00000c 0c A 2 0 4
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\[ 5\] .text PROGBITS 00000160 000160 000005 00 AX 0 0 4
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\[ 6\] .dynamic DYNAMIC 00200168 000168 000078 08 WA 3 0 4
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\[ 7\] .shstrtab STRTAB 00000000 0001e0 00004a 00 0 0 1
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\[ 8\] .symtab SYMTAB 00000000 0003bc 0000f0 10 9 10 4
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\[ 9\] .strtab STRTAB 00000000 0004ac 00005d 00 0 0 1
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Key to Flags:
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W \(write\), A \(alloc\), X \(execute\), M \(merge\), S \(strings\), l \(large\)
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I \(info\), L \(link order\), G \(group\), T \(TLS\), E \(exclude\), x \(unknown\)
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O \(extra OS processing required\) o \(OS specific\), p \(processor specific\)
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Dynamic section at offset 0x168 contains 10 entries:
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Tag Type Name/Value
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0x00000004 \(HASH\) 0x94
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0x00000005 \(STRTAB\) 0x134
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0x00000006 \(SYMTAB\) 0xc4
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0x0000000a \(STRSZ\) 29 \(bytes\)
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0x0000000b \(SYMENT\) 16 \(bytes\)
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0x00000007 \(RELA\) 0x154
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0x00000008 \(RELASZ\) 12 \(bytes\)
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0x00000009 \(RELAENT\) 12 \(bytes\)
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0x00000016 \(TEXTREL\) 0x0
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0x00000000 \(NULL\) 0x0
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@ -175,6 +175,7 @@ run_dump_test "compressed1"
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run_dump_test "ilp32-1"
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run_dump_test "ilp32-2"
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run_dump_test "ilp32-3"
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run_dump_test "ilp32-4"
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run_dump_test "ia32-1"
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run_dump_test "ia32-2"
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run_dump_test "ia32-3"
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