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* elf32-hppa.c (PLABEL_PLT_ENTRY_SIZE): Delete. 

(allocate_PIC_calls): Rename to allocate_plt_static.
	(allocate_dynrelocs): Move most of code handling .plt entries to..
	(allocate_plt_static): ..here.  Don't drop plabel entries.
binutils-2_12-branch
Alan Modra 25 years ago
parent
6eeb40b2c0
commit
e5ee5df190
2 changed files with 63 additions and 59 deletions
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  1. 7
      bfd/ChangeLog
  2. 115
      bfd/elf32-hppa.c

7
bfd/ChangeLog
View File

@ -1,3 +1,10 @@
2001-11-19 Alan Modra <amodra@bigpond.net.au>
* elf32-hppa.c (PLABEL_PLT_ENTRY_SIZE): Delete.
(allocate_PIC_calls): Rename to allocate_plt_static.
(allocate_dynrelocs): Move most of code handling .plt entries to..
(allocate_plt_static): ..here. Don't drop plabel entries.
2001-11-19 Hans-Peter Nilsson <hp@bitrange.com>
* mmo.c: Adjust documentation tags to use texinfo 4 features.

115
bfd/elf32-hppa.c
View File

@ -114,7 +114,6 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
: be,n 0(%sr0,%rp) ; inter-space return */
#define PLT_ENTRY_SIZE 8
#define PLABEL_PLT_ENTRY_SIZE PLT_ENTRY_SIZE
#define GOT_ENTRY_SIZE 4
#define ELF_DYNAMIC_INTERPRETER "/lib/ld.so.1"
@ -344,7 +343,7 @@ static boolean elf32_hppa_adjust_dynamic_symbol
static boolean mark_PIC_calls
PARAMS ((struct elf_link_hash_entry *, PTR));
static boolean allocate_PIC_calls
static boolean allocate_plt_static
PARAMS ((struct elf_link_hash_entry *, PTR));
static boolean allocate_dynrelocs
@ -2008,10 +2007,11 @@ mark_PIC_calls (h, inf)
return true;
}
/* Allocate space in the .plt for pic_call entries. */
/* Allocate space in the .plt for entries that won't have relocations.
ie. pic_call and plabel entries. */
static boolean
allocate_PIC_calls (h, inf)
allocate_plt_static (h, inf)
struct elf_link_hash_entry *h;
PTR inf;
{
@ -2027,18 +2027,48 @@ allocate_PIC_calls (h, inf)
htab = hppa_link_hash_table (info);
if (((struct elf32_hppa_link_hash_entry *) h)->pic_call)
{
/* Make an entry in the .plt section. */
/* Make an entry in the .plt section for non-pic code that is
calling pic code. */
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)
s->_raw_size += PLT_ENTRY_SIZE;
}
else if (htab->elf.dynamic_sections_created
&& h->plt.refcount > 0)
{
/* Make sure this symbol is output as a dynamic symbol.
Undefined weak syms won't yet be marked as dynamic. */
if (h->dynindx == -1
&& (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) == 0
&& h->type != STT_PARISC_MILLI)
{
/* Add some extra space for the dynamic linker to use. */
s->_raw_size += PLABEL_PLT_ENTRY_SIZE;
if (! bfd_elf32_link_record_dynamic_symbol (info, h))
return false;
}
if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (1, info, h))
{
/* Allocate these later. */
}
else if (((struct elf32_hppa_link_hash_entry *) h)->plabel)
{
/* Make an entry in the .plt section for plabel references
that won't have a .plt entry for other reasons. */
s = htab->splt;
h->plt.offset = s->_raw_size;
s->_raw_size += PLT_ENTRY_SIZE;
}
else
s->_raw_size += PLT_ENTRY_SIZE;
{
/* No .plt entry needed. */
h->plt.offset = (bfd_vma) -1;
h->elf_link_hash_flags &= ~ELF_LINK_HASH_NEEDS_PLT;
}
}
else
{
h->plt.offset = (bfd_vma) -1;
h->elf_link_hash_flags &= ~ELF_LINK_HASH_NEEDS_PLT;
}
return true;
@ -2064,54 +2094,19 @@ allocate_dynrelocs (h, inf)
info = (struct bfd_link_info *) inf;
htab = hppa_link_hash_table (info);
if ((htab->elf.dynamic_sections_created
&& h->plt.refcount > 0)
|| ((struct elf32_hppa_link_hash_entry *) h)->pic_call)
if (htab->elf.dynamic_sections_created
&& h->plt.offset != (bfd_vma) -1
&& !((struct elf32_hppa_link_hash_entry *) h)->pic_call
&& WILL_CALL_FINISH_DYNAMIC_SYMBOL (1, info, h))
{
/* Make sure this symbol is output as a dynamic symbol.
Undefined weak syms won't yet be marked as dynamic. */
if (h->dynindx == -1
&& (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) == 0
&& h->type != STT_PARISC_MILLI
&& !((struct elf32_hppa_link_hash_entry *) h)->pic_call)
{
if (! bfd_elf32_link_record_dynamic_symbol (info, h))
return false;
}
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;
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;
/* Make an entry in the .plt section. */
s = htab->splt;
h->plt.offset = s->_raw_size;
s->_raw_size += PLT_ENTRY_SIZE;
/* 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
{
h->plt.offset = (bfd_vma) -1;
h->elf_link_hash_flags &= ~ELF_LINK_HASH_NEEDS_PLT;
}
}
else
{
h->plt.offset = (bfd_vma) -1;
h->elf_link_hash_flags &= ~ELF_LINK_HASH_NEEDS_PLT;
/* 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;
}
if (h->got.refcount > 0)
@ -2400,8 +2395,10 @@ elf32_hppa_size_dynamic_sections (output_bfd, info)
}
}
if (! info->shared)
elf_link_hash_traverse (&htab->elf, allocate_PIC_calls, (PTR) info);
/* Do all the .plt entries without relocs first. The dynamic linker
uses the last .plt reloc to find the end of the .plt (and hence
the start of the .got) for lazy linking. */
elf_link_hash_traverse (&htab->elf, allocate_plt_static, (PTR) info);
/* Allocate global sym .plt and .got entries, and space for global
sym dynamic relocs. */

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