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2005-06-05  H.J. Lu  <hongjiu.lu@intel.com>

	* ldexp.c (exp_mark_used_section): Set SEC_KEEP on current
	section only if the symbol will be defined.

ld/testsuite/

2005-06-05  H.J. Lu  <hongjiu.lu@intel.com>

	* ld-cris/hiddef1.d: Undo the last change.
	* ld-cris/libdso-10.d: Likewise.
	* ld-cris/libdso-2.d: Likewise.
This commit is contained in:
H.J. Lu 2005-06-05 15:28:36 +00:00
parent 9ee913b8a0
commit 18b7982923
6 changed files with 48 additions and 32 deletions
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5
ld/ChangeLog
View file

@ -1,3 +1,8 @@
2005-06-05 H.J. Lu <hongjiu.lu@intel.com>
* ldexp.c (exp_mark_used_section): Set SEC_KEEP on current
section only if the symbol will be defined.
2005-06-04 H.J. Lu <hongjiu.lu@intel.com>
PR 992

27
ld/ldexp.c
View file

@ -1247,24 +1247,33 @@ exp_mark_used_section (etree_type *tree, asection *current_section)
if (tree->assign.dst[0] != '.' || tree->assign.dst[1] != 0)
{
etree_value_type result;
bfd_boolean create = tree->type.node_class == etree_assign;
struct bfd_link_hash_entry *h;
result = exp_fold_tree_1 (tree->assign.src,
current_section,
lang_allocating_phase_enum,
dot, &dot, TRUE);
if (current_section != bfd_abs_section_ptr)
/* We mark the current section SEC_KEEP only if the symbol
will be defined. */
if (!create)
h = bfd_link_hash_lookup (link_info.hash, tree->assign.dst,
create, FALSE, TRUE);
else
h = NULL;
if ((create || h)
&& current_section != bfd_abs_section_ptr)
current_section->flags |= SEC_KEEP;
if (result.valid_p)
{
bfd_boolean create;
struct bfd_link_hash_entry *h;
if (tree->type.node_class == etree_assign)
create = TRUE;
else
create = FALSE;
h = bfd_link_hash_lookup (link_info.hash, tree->assign.dst,
create, FALSE, TRUE);
if (create)
h = bfd_link_hash_lookup (link_info.hash,
tree->assign.dst, create,
FALSE, TRUE);
if (h == NULL)
{
if (create)

6
ld/testsuite/ChangeLog
View file

@ -1,3 +1,9 @@
2005-06-05 H.J. Lu <hongjiu.lu@intel.com>
* ld-cris/hiddef1.d: Undo the last change.
* ld-cris/libdso-10.d: Likewise.
* ld-cris/libdso-2.d: Likewise.
2005-06-04 H.J. Lu <hongjiu.lu@intel.com>
* ld-cris/hiddef1.d: Updated.

4
ld/testsuite/ld-cris/hiddef1.d
View file

@ -14,7 +14,7 @@
# and sections change, make sure that there's no .plt and that
# dsofn is hidden (not exported as a dynamic symbol).
There are 12 section headers, starting at offset 0x[0-9a-f]+:
There are 11 section headers, starting at offset 0x[0-9a-f]+:
#...
\[[ 0-9]+\] \.got PROGBITS [0-9a-f]+ [0-9a-f]+ 0+10 04 WA 0 0 4
#...
@ -24,5 +24,5 @@ Relocation section '\.rela\.dyn' at offset 0x[0-9a-f]+ contains 1 entries:
#...
Symbol table '\.dynsym' contains 9 entries:
#...
Symbol table '\.symtab' contains 20 entries:
Symbol table '\.symtab' contains 19 entries:
#pass

4
ld/testsuite/ld-cris/libdso-10.d
View file

@ -35,7 +35,5 @@ Idx Name Size VMA LMA File off Algn
CONTENTS, ALLOC, LOAD, DATA
5 \.got 0+c 0+21e0 0+21e0 0+1e0 2\*\*2
CONTENTS, ALLOC, LOAD, DATA
6 \.data 0+ 0+21ec 0+21ec 0+1ec 2\*\*0
CONTENTS, ALLOC, LOAD, DATA
7 \.bss 0+14 0+21ec 0+21ec 0+1ec 2\*\*0
6 \.bss 0+14 0+21ec 0+21ec 0+1ec 2\*\*0
ALLOC

34
ld/testsuite/ld-cris/libdso-2.d
View file

@ -10,7 +10,7 @@
# entries. This formerly SEGV:ed because .rela.got was created
# too late to have it mapped to an output section.
There are 15 section headers.*
There are 14 section headers.*
#...
\[ 1\] \.hash HASH .*
\[ 2\] \.dynsym DYNSYM .*
@ -21,11 +21,10 @@ There are 15 section headers.*
\[ 7\] \.text PROGBITS .*
\[ 8\] \.dynamic DYNAMIC .*
\[ 9\] \.got PROGBITS .*
\[10\] \.data PROGBITS .*
\[11\] \.bss NOBITS .*
\[12\] \.shstrtab STRTAB .*
\[13\] \.symtab SYMTAB .*
\[14\] \.strtab STRTAB .*
\[10\] \.bss NOBITS .*
\[11\] \.shstrtab STRTAB .*
\[12\] \.symtab SYMTAB .*
\[13\] \.strtab STRTAB .*
#...
Relocation section '\.rela\.dyn' at offset 0x[0-9a-f]+ contains 1 entries:
#...
@ -35,12 +34,12 @@ Symbol table '\.dynsym' contains 6 entries:
Num: Value Size Type Bind Vis Ndx Name
0: 0+ 0 NOTYPE LOCAL DEFAULT UND
1: [0-9a-f]+ 0 SECTION LOCAL DEFAULT 7
2: [0-9a-f]+ 0 SECTION LOCAL DEFAULT 10
3: [0-9a-f]+ 0 SECTION LOCAL DEFAULT 11
2: [0-9a-f]+ 0 NOTYPE LOCAL DEFAULT UND
3: [0-9a-f]+ 0 SECTION LOCAL DEFAULT 10
4: 0+ 0 OBJECT GLOBAL DEFAULT ABS TST1
5: 0+188 0 FUNC GLOBAL DEFAULT 7 export_1@@TST1
Symbol table '\.symtab' contains 23 entries:
Symbol table '\.symtab' contains 22 entries:
Num: Value Size Type Bind Vis Ndx Name
0: 0+ 0 NOTYPE LOCAL DEFAULT UND
1: [0-9a-f]+ 0 SECTION LOCAL DEFAULT 1
@ -56,12 +55,11 @@ Symbol table '\.symtab' contains 23 entries:
11: [0-9a-f]+ 0 SECTION LOCAL DEFAULT 11
12: [0-9a-f]+ 0 SECTION LOCAL DEFAULT 12
13: [0-9a-f]+ 0 SECTION LOCAL DEFAULT 13
14: [0-9a-f]+ 0 SECTION LOCAL DEFAULT 14
15: 0+2198 0 OBJECT LOCAL DEFAULT ABS _DYNAMIC
16: 0+2230 0 NOTYPE LOCAL DEFAULT ABS __bss_start
17: 0+2230 0 NOTYPE LOCAL DEFAULT ABS _edata
18: 0+2220 0 OBJECT LOCAL HIDDEN ABS _GLOBAL_OFFSET_TABLE_
19: 0+2240 0 NOTYPE LOCAL DEFAULT ABS _end
20: 0+184 0 FUNC LOCAL DEFAULT 7 dsofn
21: 0+ 0 OBJECT GLOBAL DEFAULT ABS TST1
22: 0+188 0 FUNC GLOBAL DEFAULT 7 export_1
14: 0+2198 0 OBJECT LOCAL DEFAULT ABS _DYNAMIC
15: 0+2230 0 NOTYPE LOCAL DEFAULT ABS __bss_start
16: 0+2230 0 NOTYPE LOCAL DEFAULT ABS _edata
17: 0+2220 0 OBJECT LOCAL HIDDEN ABS _GLOBAL_OFFSET_TABLE_
18: 0+2240 0 NOTYPE LOCAL DEFAULT ABS _end
19: 0+184 0 FUNC LOCAL DEFAULT 7 dsofn
20: 0+ 0 OBJECT GLOBAL DEFAULT ABS TST1
21: 0+188 0 FUNC GLOBAL DEFAULT 7 export_1