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* ldlang.c (lang_common): Pass desired alignment to

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lang_one_common as power of two.
	(lang_one_common): Get common symbol alignment from linker hash
	table entry.  Treat desired alignment as a power of two.
This commit is contained in:
Ian Lance Taylor
1994-07-22 18:46:28 +00:00
parent 28aac2eb20
commit 36c6e8c37f
2 changed files with 13 additions and 33 deletions
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5
ld/ChangeLog
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@ -1,5 +1,10 @@
Fri Jul 22 12:15:36 1994 Ian Lance Taylor (ian@sanguine.cygnus.com) Fri Jul 22 12:15:36 1994 Ian Lance Taylor (ian@sanguine.cygnus.com)
* ldlang.c (lang_common): Pass desired alignment to
lang_one_common as power of two.
(lang_one_common): Get common symbol alignment from linker hash
table entry. Treat desired alignment as a power of two.
* ldlang.c (wild_section): Attach all section with the given name, * ldlang.c (wild_section): Attach all section with the given name,
not just the first one. If there is no name, attach all sections not just the first one. If there is no name, attach all sections
even if the SEC_IS_COMMON flag is set. even if the SEC_IS_COMMON flag is set.

39
ld/ldlang.c
View File

@ -2185,7 +2185,7 @@ lang_common ()
{ {
unsigned int power; unsigned int power;
for (power = 1; power <= 16; power <<= 1) for (power = 1; power < 4; power++)
bfd_link_hash_traverse (link_info.hash, lang_one_common, bfd_link_hash_traverse (link_info.hash, lang_one_common,
(PTR) &power); (PTR) &power);
} }
@ -2200,49 +2200,24 @@ lang_one_common (h, info)
{ {
unsigned int power_of_two; unsigned int power_of_two;
bfd_vma size; bfd_vma size;
size_t align;
asection *section; asection *section;
if (h->type != bfd_link_hash_common) if (h->type != bfd_link_hash_common)
return true; return true;
size = h->u.c.size; size = h->u.c.size;
switch (size) power_of_two = h->u.c.alignment_power;
{
case 0:
case 1:
power_of_two = 0;
align = 1;
break;
case 2:
power_of_two = 1;
align = 2;
break;
case 3:
case 4:
power_of_two = 2;
align = 4;
break;
case 5:
case 6:
case 7:
case 8:
power_of_two = 3;
align = 8;
break;
default:
power_of_two = 4;
align = 16;
break;
}
if (config.sort_common && align != *(unsigned int *) info) if (config.sort_common
&& power_of_two < *(unsigned int *) info
&& *(unsigned int *) info < 4)
return true; return true;
section = h->u.c.section; section = h->u.c.section;
/* Increase the size of the section. */ /* Increase the size of the section. */
section->_raw_size = ALIGN_N (section->_raw_size, align); section->_raw_size = ALIGN_N (section->_raw_size,
(bfd_size_type) (1 << power_of_two));
/* Adjust the alignment if necessary. */ /* Adjust the alignment if necessary. */
if (power_of_two > section->alignment_power) if (power_of_two > section->alignment_power)