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author | Alan Modra <amodra@gmail.com> | 2001-11-02 10:37:04 +0000 |
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committer | Alan Modra <amodra@gmail.com> | 2001-11-02 10:37:04 +0000 |
commit | a8d02d6673c0a108c77e03ac2789b5ed82d82038 (patch) | |
tree | 290f398dfafbefcb5bd6566b0744347e751c9cdc /bfd/elf32-hppa.c | |
parent | 4a15251e589719308e321944c283d08c2a689c0c (diff) | |
download | gdb-a8d02d6673c0a108c77e03ac2789b5ed82d82038.zip gdb-a8d02d6673c0a108c77e03ac2789b5ed82d82038.tar.gz gdb-a8d02d6673c0a108c77e03ac2789b5ed82d82038.tar.bz2 |
* elf32-hppa.c (hppa_handle_PIC_calls): Rename to mark_PIC_calls.
(allocate_PIC_calls): New function.
(allocate_dynrelocs): Don't allocate pic_call plt entries here.
(elf32_hppa_size_dynamic_sections): Call allocate_PIC_calls.
(elf32_hppa_finish_dynamic_symbol): Remove dead code.
Diffstat (limited to 'bfd/elf32-hppa.c')
-rw-r--r-- | bfd/elf32-hppa.c | 79 |
1 files changed, 55 insertions, 24 deletions
diff --git a/bfd/elf32-hppa.c b/bfd/elf32-hppa.c index 61c3e6f..0bebd89 100644 --- a/bfd/elf32-hppa.c +++ b/bfd/elf32-hppa.c @@ -338,7 +338,10 @@ static void elf32_hppa_hide_symbol static boolean elf32_hppa_adjust_dynamic_symbol PARAMS ((struct bfd_link_info *, struct elf_link_hash_entry *)); -static boolean hppa_handle_PIC_calls +static boolean mark_PIC_calls + PARAMS ((struct elf_link_hash_entry *, PTR)); + +static boolean allocate_PIC_calls PARAMS ((struct elf_link_hash_entry *, PTR)); static boolean allocate_dynrelocs @@ -1967,7 +1970,7 @@ elf32_hppa_adjust_dynamic_symbol (info, h) the first part of elf32_hppa_adjust_dynamic_symbol. */ static boolean -hppa_handle_PIC_calls (h, inf) +mark_PIC_calls (h, inf) struct elf_link_hash_entry *h; PTR inf ATTRIBUTE_UNUSED; { @@ -1988,6 +1991,42 @@ hppa_handle_PIC_calls (h, inf) return true; } +/* Allocate space in the .plt for pic_call entries. */ + +static boolean +allocate_PIC_calls (h, inf) + struct elf_link_hash_entry *h; + PTR inf; +{ + struct bfd_link_info *info; + struct elf32_hppa_link_hash_table *htab; + asection *s; + + if (h->root.type == bfd_link_hash_indirect + || h->root.type == bfd_link_hash_warning) + return true; + + info = (struct bfd_link_info *) inf; + htab = hppa_link_hash_table (info); + if (((struct elf32_hppa_link_hash_entry *) h)->pic_call) + { + /* Make an entry in the .plt section. */ + s = htab->splt; + h->plt.offset = s->_raw_size; + if (PLABEL_PLT_ENTRY_SIZE != PLT_ENTRY_SIZE + && ((struct elf32_hppa_link_hash_entry *) h)->plabel + && (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) == 0) + { + /* Add some extra space for the dynamic linker to use. */ + s->_raw_size += PLABEL_PLT_ENTRY_SIZE; + } + else + s->_raw_size += PLT_ENTRY_SIZE; + } + + return true; +} + /* Allocate space in .plt, .got and associated reloc sections for global syms. */ @@ -2023,8 +2062,11 @@ allocate_dynrelocs (h, inf) return false; } - if (((struct elf32_hppa_link_hash_entry *) h)->pic_call - || WILL_CALL_FINISH_DYNAMIC_SYMBOL (1, info, h)) + if (((struct elf32_hppa_link_hash_entry *) h)->pic_call) + { + /* Already handled by allocate_PIC_calls. */ + } + else if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (1, info, h)) { /* Make an entry in the .plt section. */ s = htab->splt; @@ -2039,12 +2081,9 @@ allocate_dynrelocs (h, inf) else s->_raw_size += PLT_ENTRY_SIZE; - if (! ((struct elf32_hppa_link_hash_entry *) h)->pic_call) - { - /* We also need to make an entry in the .rela.plt section. */ - htab->srelplt->_raw_size += sizeof (Elf32_External_Rela); - htab->need_plt_stub = 1; - } + /* We also need to make an entry in the .rela.plt section. */ + htab->srelplt->_raw_size += sizeof (Elf32_External_Rela); + htab->need_plt_stub = 1; } else { @@ -2249,12 +2288,10 @@ elf32_hppa_size_dynamic_sections (output_bfd, info) else { /* Run through the function symbols, looking for any that are - PIC, and allocate space for the necessary .plt entries so - that %r19 will be set up. */ + PIC, and mark them as needing .plt entries so that %r19 will + be set up. */ if (! info->shared) - elf_link_hash_traverse (&htab->elf, - hppa_handle_PIC_calls, - info); + elf_link_hash_traverse (&htab->elf, mark_PIC_calls, (PTR) info); } /* Set up .got and .plt offsets for local syms, and space for local @@ -2332,6 +2369,9 @@ elf32_hppa_size_dynamic_sections (output_bfd, info) } } + if (! info->shared) + elf_link_hash_traverse (&htab->elf, allocate_PIC_calls, (PTR) info); + /* Allocate global sym .plt and .got entries, and space for global sym dynamic relocs. */ elf_link_hash_traverse (&htab->elf, allocate_dynrelocs, (PTR) info); @@ -4082,15 +4122,6 @@ elf32_hppa_finish_dynamic_symbol (output_bfd, info, h, sym) + htab->splt->output_section->vma); if (h->dynindx != -1) { - /* To support lazy linking, the function pointer is - initialised to point to a special stub stored at the - end of the .plt. This is not done for plt entries - with a base-relative dynamic relocation. */ - value = (htab->splt->output_offset - + htab->splt->output_section->vma - + htab->splt->_raw_size - - sizeof (plt_stub) - + PLT_STUB_ENTRY); rel.r_info = ELF32_R_INFO (h->dynindx, R_PARISC_IPLT); rel.r_addend = 0; } |