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* aout-adobe.c (aout_32_bfd_define_common_symbol): Define.
	* aout-target.h (MY_bfd_define_common_symbol): Likewise.
	* aout-tic30.c (MY_bfd_define_common_symbol): Likewise.
	* binary.c (binary_bfd_define_common_symbol): Likewise.
	* bout.c (b_out_bfd_define_common_symbol): Likewise.
	* coff-alpha.c (_bfd_ecoff_bfd_define_common_symbol): Likewise.
	* coff-mips.c (_bfd_ecoff_bfd_define_common_symbol): Likewise.
	* coffcode.h (coff_bfd_define_common_symbol): Likewise.
	* elfxx-target.h (bfd_elfNN_bfd_define_common_symbol): Likewise.
	* i386msdos.c (msdos_bfd_define_common_symbol): Likewise.
	* i386os9k.c (os9k_bfd_define_common_symbol): Likewise.
	* ieee.c (ieee_bfd_define_common_symbol): Likewise.
	* ihex.c (ihex_bfd_define_common_symbol): Likewise.
	* libbfd-in.h (_bfd_nolink_bfd_define_common_symbol): Likewise.
	* mach-o.c (bfd_mach_o_bfd_define_common_symbol): Likewise.
	* mmo.c (mmo_bfd_define_common_symbol): Likewise.
	* nlm-target.h (nlm_bfd_define_common_symbol): Likewise.
	* oasys.c (oasys_bfd_define_common_symbol): Likewise.
	* pef.c (bfd_pef_bfd_define_common_symbol): Likewise.
	* ppcboot.c (ppcboot_bfd_define_common_symbol): Likewise.
	* som.c (som_bfd_define_common_symbol): Likewise.
	* srec.c (srec_bfd_define_common_symbol): Likewise.
	* tekhex.c (tekhex_bfd_define_common_symbol): Likewise.
	* versados.c (versados_bfd_define_common_symbol): Likewise.
	* vms.c (vms_bfd_define_common_symbol): Likewise.
	* xcoff-target.h (_bfd_xcoff_bfd_define_common_symbol): Likewise.
	* xsym.c (bfd_sym_bfd_define_common_symbol): Likewise.
	* coff-rs6000.c (rs6000coff_vec): Add _bfd_xcoff_define_common_symbol.
	(pmac_xcoff_vec): Likewise.
	* coff64-rs6000.c (rs6000coff64_vec): Likewise.
	(aix5coff64_vec): Likewise.
	* linker.c (bfd_generic_define_common_symbol): New function.
	* targets.c (BFD_JUMP_TABLE_LINK): Add NAME##_bfd_define_common_symbol.
	(_bfd_define_common_symbol): New field.
	* libcoff-in.h (_bfd_xcoff_define_common_symbol): Declare.
	* xcofflink.c (_bfd_xcoff_define_common_symbol): New function.
	(xcoff_build_ldsyms): Don't set XCOFF_DEF_REGULAR for common
	symbols here.
	* bfd-in2.h: Regenerate.
	* libbfd.h: Likewise.
	* libcoff.h: Likewise.

ld/
	* ldlang.c (lang_one_common): Use bfd_define_common_symbol.

ld/testsuite/
	* ld-powerpc/aix-export-2.s, ld-powerpc/aix-export-2.nd: New test.
	* ld-powerpc/aix52.exp: Run it.
This commit is contained in:
Richard Sandiford 2009-04-16 23:07:00 +00:00
parent 1554e9be88
commit 3023e3f66a
43 changed files with 205 additions and 36 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

44
bfd/ChangeLog
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@ -1,3 +1,47 @@
2009-04-16 Richard Sandiford <r.sandiford@uk.ibm.com>
* aout-adobe.c (aout_32_bfd_define_common_symbol): Define.
* aout-target.h (MY_bfd_define_common_symbol): Likewise.
* aout-tic30.c (MY_bfd_define_common_symbol): Likewise.
* binary.c (binary_bfd_define_common_symbol): Likewise.
* bout.c (b_out_bfd_define_common_symbol): Likewise.
* coff-alpha.c (_bfd_ecoff_bfd_define_common_symbol): Likewise.
* coff-mips.c (_bfd_ecoff_bfd_define_common_symbol): Likewise.
* coffcode.h (coff_bfd_define_common_symbol): Likewise.
* elfxx-target.h (bfd_elfNN_bfd_define_common_symbol): Likewise.
* i386msdos.c (msdos_bfd_define_common_symbol): Likewise.
* i386os9k.c (os9k_bfd_define_common_symbol): Likewise.
* ieee.c (ieee_bfd_define_common_symbol): Likewise.
* ihex.c (ihex_bfd_define_common_symbol): Likewise.
* libbfd-in.h (_bfd_nolink_bfd_define_common_symbol): Likewise.
* mach-o.c (bfd_mach_o_bfd_define_common_symbol): Likewise.
* mmo.c (mmo_bfd_define_common_symbol): Likewise.
* nlm-target.h (nlm_bfd_define_common_symbol): Likewise.
* oasys.c (oasys_bfd_define_common_symbol): Likewise.
* pef.c (bfd_pef_bfd_define_common_symbol): Likewise.
* ppcboot.c (ppcboot_bfd_define_common_symbol): Likewise.
* som.c (som_bfd_define_common_symbol): Likewise.
* srec.c (srec_bfd_define_common_symbol): Likewise.
* tekhex.c (tekhex_bfd_define_common_symbol): Likewise.
* versados.c (versados_bfd_define_common_symbol): Likewise.
* vms.c (vms_bfd_define_common_symbol): Likewise.
* xcoff-target.h (_bfd_xcoff_bfd_define_common_symbol): Likewise.
* xsym.c (bfd_sym_bfd_define_common_symbol): Likewise.
* coff-rs6000.c (rs6000coff_vec): Add _bfd_xcoff_define_common_symbol.
(pmac_xcoff_vec): Likewise.
* coff64-rs6000.c (rs6000coff64_vec): Likewise.
(aix5coff64_vec): Likewise.
* linker.c (bfd_generic_define_common_symbol): New function.
* targets.c (BFD_JUMP_TABLE_LINK): Add NAME##_bfd_define_common_symbol.
(_bfd_define_common_symbol): New field.
* libcoff-in.h (_bfd_xcoff_define_common_symbol): Declare.
* xcofflink.c (_bfd_xcoff_define_common_symbol): New function.
(xcoff_build_ldsyms): Don't set XCOFF_DEF_REGULAR for common
symbols here.
* bfd-in2.h: Regenerate.
* libbfd.h: Likewise.
* libcoff.h: Likewise.
2009-04-15 Anthony Green <green@moxielogic.com> 2009-04-15 Anthony Green <green@moxielogic.com>
* targets.c: Add moxie support. * targets.c: Add moxie support.

1
bfd/aout-adobe.c
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@ -463,6 +463,7 @@ aout_adobe_sizeof_headers (bfd *ignore_abfd ATTRIBUTE_UNUSED,
#define aout_32_bfd_is_group_section bfd_generic_is_group_section #define aout_32_bfd_is_group_section bfd_generic_is_group_section
#define aout_32_bfd_discard_group bfd_generic_discard_group #define aout_32_bfd_discard_group bfd_generic_discard_group
#define aout_32_section_already_linked _bfd_generic_section_already_linked #define aout_32_section_already_linked _bfd_generic_section_already_linked
#define aout_32_bfd_define_common_symbol bfd_generic_define_common_symbol
#define aout_32_bfd_link_hash_table_create _bfd_generic_link_hash_table_create #define aout_32_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
#define aout_32_bfd_link_hash_table_free _bfd_generic_link_hash_table_free #define aout_32_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
#define aout_32_bfd_link_add_symbols _bfd_generic_link_add_symbols #define aout_32_bfd_link_add_symbols _bfd_generic_link_add_symbols

3
bfd/aout-target.h
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@ -493,6 +493,9 @@ MY_bfd_final_link (bfd *abfd, struct bfd_link_info *info)
#define MY_section_already_linked \ #define MY_section_already_linked \
_bfd_generic_section_already_linked _bfd_generic_section_already_linked
#endif #endif
#ifndef MY_bfd_define_common_symbol
#define MY_bfd_define_common_symbol bfd_generic_define_common_symbol
#endif
#ifndef MY_bfd_reloc_type_lookup #ifndef MY_bfd_reloc_type_lookup
#define MY_bfd_reloc_type_lookup NAME (aout, reloc_type_lookup) #define MY_bfd_reloc_type_lookup NAME (aout, reloc_type_lookup)
#endif #endif

3
bfd/aout-tic30.c
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@ -950,6 +950,9 @@ tic30_aout_set_arch_mach (bfd *abfd,
#define MY_section_already_linked \ #define MY_section_already_linked \
_bfd_generic_section_already_linked _bfd_generic_section_already_linked
#endif #endif
#ifndef MY_bfd_define_common_symbol
#define MY_bfd_define_common_symbol bfd_generic_define_common_symbol
#endif
#ifndef MY_bfd_reloc_type_lookup #ifndef MY_bfd_reloc_type_lookup
#define MY_bfd_reloc_type_lookup tic30_aout_reloc_type_lookup #define MY_bfd_reloc_type_lookup tic30_aout_reloc_type_lookup
#endif #endif

14
bfd/bfd-in2.h
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@ -5458,7 +5458,8 @@ typedef struct bfd_target
NAME##_bfd_merge_sections, \ NAME##_bfd_merge_sections, \
NAME##_bfd_is_group_section, \ NAME##_bfd_is_group_section, \
NAME##_bfd_discard_group, \ NAME##_bfd_discard_group, \
NAME##_section_already_linked \ NAME##_section_already_linked, \
NAME##_bfd_define_common_symbol
int (*_bfd_sizeof_headers) (bfd *, struct bfd_link_info *); int (*_bfd_sizeof_headers) (bfd *, struct bfd_link_info *);
bfd_byte * (*_bfd_get_relocated_section_contents) bfd_byte * (*_bfd_get_relocated_section_contents)
@ -5506,6 +5507,10 @@ typedef struct bfd_target
void (*_section_already_linked) (bfd *, struct bfd_section *, void (*_section_already_linked) (bfd *, struct bfd_section *,
struct bfd_link_info *); struct bfd_link_info *);
/* Define a common symbol. */
bfd_boolean (*_bfd_define_common_symbol) (bfd *, struct bfd_link_info *,
struct bfd_link_hash_entry *);
/* Routines to handle dynamic symbols and relocs. */ /* Routines to handle dynamic symbols and relocs. */
#define BFD_JUMP_TABLE_DYNAMIC(NAME) \ #define BFD_JUMP_TABLE_DYNAMIC(NAME) \
NAME##_get_dynamic_symtab_upper_bound, \ NAME##_get_dynamic_symtab_upper_bound, \
@ -5570,6 +5575,13 @@ void bfd_section_already_linked (bfd *abfd, asection *sec,
#define bfd_section_already_linked(abfd, sec, info) \ #define bfd_section_already_linked(abfd, sec, info) \
BFD_SEND (abfd, _section_already_linked, (abfd, sec, info)) BFD_SEND (abfd, _section_already_linked, (abfd, sec, info))
bfd_boolean bfd_generic_define_common_symbol
(bfd *output_bfd, struct bfd_link_info *info,
struct bfd_link_hash_entry *h);
#define bfd_define_common_symbol(output_bfd, info, h) \
BFD_SEND (output_bfd, _bfd_define_common_symbol, (output_bfd, info, h))
/* Extracted from simple.c. */ /* Extracted from simple.c. */
bfd_byte *bfd_simple_get_relocated_section_contents bfd_byte *bfd_simple_get_relocated_section_contents
(bfd *abfd, asection *sec, bfd_byte *outbuf, asymbol **symbol_table); (bfd *abfd, asection *sec, bfd_byte *outbuf, asymbol **symbol_table);

1
bfd/binary.c
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@ -316,6 +316,7 @@ binary_sizeof_headers (bfd *abfd ATTRIBUTE_UNUSED,
#define binary_bfd_is_group_section bfd_generic_is_group_section #define binary_bfd_is_group_section bfd_generic_is_group_section
#define binary_bfd_discard_group bfd_generic_discard_group #define binary_bfd_discard_group bfd_generic_discard_group
#define binary_section_already_linked _bfd_generic_section_already_linked #define binary_section_already_linked _bfd_generic_section_already_linked
#define binary_bfd_define_common_symbol bfd_generic_define_common_symbol
#define binary_bfd_link_hash_table_create _bfd_generic_link_hash_table_create #define binary_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
#define binary_bfd_link_hash_table_free _bfd_generic_link_hash_table_free #define binary_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
#define binary_bfd_link_just_syms _bfd_generic_link_just_syms #define binary_bfd_link_just_syms _bfd_generic_link_just_syms

1
bfd/bout.c
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@ -1389,6 +1389,7 @@ b_out_bfd_get_relocated_section_contents (bfd *output_bfd,
#define b_out_bfd_is_group_section bfd_generic_is_group_section #define b_out_bfd_is_group_section bfd_generic_is_group_section
#define b_out_bfd_discard_group bfd_generic_discard_group #define b_out_bfd_discard_group bfd_generic_discard_group
#define b_out_section_already_linked _bfd_generic_section_already_linked #define b_out_section_already_linked _bfd_generic_section_already_linked
#define b_out_bfd_define_common_symbol bfd_generic_define_common_symbol
#define aout_32_get_section_contents_in_window _bfd_generic_get_section_contents_in_window #define aout_32_get_section_contents_in_window _bfd_generic_get_section_contents_in_window
extern const bfd_target b_out_vec_little_host; extern const bfd_target b_out_vec_little_host;

1
bfd/coff-alpha.c
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@ -2398,6 +2398,7 @@ static const struct ecoff_backend_data alpha_ecoff_backend_data =
#define _bfd_ecoff_bfd_discard_group bfd_generic_discard_group #define _bfd_ecoff_bfd_discard_group bfd_generic_discard_group
#define _bfd_ecoff_section_already_linked \ #define _bfd_ecoff_section_already_linked \
_bfd_generic_section_already_linked _bfd_generic_section_already_linked
#define _bfd_ecoff_bfd_define_common_symbol bfd_generic_define_common_symbol
const bfd_target ecoffalpha_little_vec = const bfd_target ecoffalpha_little_vec =
{ {

1
bfd/coff-mips.c
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@ -1417,6 +1417,7 @@ static const struct ecoff_backend_data mips_ecoff_backend_data =
#define _bfd_ecoff_bfd_discard_group bfd_generic_discard_group #define _bfd_ecoff_bfd_discard_group bfd_generic_discard_group
#define _bfd_ecoff_section_already_linked \ #define _bfd_ecoff_section_already_linked \
_bfd_generic_section_already_linked _bfd_generic_section_already_linked
#define _bfd_ecoff_bfd_define_common_symbol bfd_generic_define_common_symbol
extern const bfd_target ecoff_big_vec; extern const bfd_target ecoff_big_vec;

2
bfd/coff-rs6000.c
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@ -4233,6 +4233,7 @@ const bfd_target rs6000coff_vec =
bfd_generic_is_group_section, bfd_generic_is_group_section,
bfd_generic_discard_group, bfd_generic_discard_group,
_bfd_generic_section_already_linked, _bfd_generic_section_already_linked,
_bfd_xcoff_define_common_symbol,
/* Dynamic */ /* Dynamic */
_bfd_xcoff_get_dynamic_symtab_upper_bound, _bfd_xcoff_get_dynamic_symtab_upper_bound,
@ -4485,6 +4486,7 @@ const bfd_target pmac_xcoff_vec =
bfd_generic_is_group_section, bfd_generic_is_group_section,
bfd_generic_discard_group, bfd_generic_discard_group,
_bfd_generic_section_already_linked, _bfd_generic_section_already_linked,
_bfd_xcoff_define_common_symbol,
/* Dynamic */ /* Dynamic */
_bfd_xcoff_get_dynamic_symtab_upper_bound, _bfd_xcoff_get_dynamic_symtab_upper_bound,

2
bfd/coff64-rs6000.c
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@ -2805,6 +2805,7 @@ const bfd_target rs6000coff64_vec =
bfd_generic_is_group_section, bfd_generic_is_group_section,
bfd_generic_discard_group, bfd_generic_discard_group,
_bfd_generic_section_already_linked, _bfd_generic_section_already_linked,
_bfd_xcoff_define_common_symbol,
/* Dynamic */ /* Dynamic */
_bfd_xcoff_get_dynamic_symtab_upper_bound, _bfd_xcoff_get_dynamic_symtab_upper_bound,
@ -3058,6 +3059,7 @@ const bfd_target aix5coff64_vec =
bfd_generic_is_group_section, bfd_generic_is_group_section,
bfd_generic_discard_group, bfd_generic_discard_group,
_bfd_generic_section_already_linked, _bfd_generic_section_already_linked,
_bfd_xcoff_define_common_symbol,
/* Dynamic */ /* Dynamic */
_bfd_xcoff_get_dynamic_symtab_upper_bound, _bfd_xcoff_get_dynamic_symtab_upper_bound,

4
bfd/coffcode.h
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@ -5600,6 +5600,10 @@ static bfd_coff_backend_data ticoff1_swap_table =
_bfd_generic_section_already_linked _bfd_generic_section_already_linked
#endif #endif
#ifndef coff_bfd_define_common_symbol
#define coff_bfd_define_common_symbol bfd_generic_define_common_symbol
#endif
#define CREATE_BIG_COFF_TARGET_VEC(VAR, NAME, EXTRA_O_FLAGS, EXTRA_S_FLAGS, UNDER, ALTERNATIVE, SWAP_TABLE) \ #define CREATE_BIG_COFF_TARGET_VEC(VAR, NAME, EXTRA_O_FLAGS, EXTRA_S_FLAGS, UNDER, ALTERNATIVE, SWAP_TABLE) \
const bfd_target VAR = \ const bfd_target VAR = \
{ \ { \

4
bfd/elfxx-target.h
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@ -169,6 +169,10 @@
_bfd_elf_section_already_linked _bfd_elf_section_already_linked
#endif #endif
#ifndef bfd_elfNN_bfd_define_common_symbol
#define bfd_elfNN_bfd_define_common_symbol bfd_generic_define_common_symbol
#endif
#ifndef bfd_elfNN_bfd_make_debug_symbol #ifndef bfd_elfNN_bfd_make_debug_symbol
#define bfd_elfNN_bfd_make_debug_symbol \ #define bfd_elfNN_bfd_make_debug_symbol \
((asymbol * (*) (bfd *, void *, unsigned long)) bfd_nullvoidptr) ((asymbol * (*) (bfd *, void *, unsigned long)) bfd_nullvoidptr)

1
bfd/i386msdos.c
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@ -148,6 +148,7 @@ msdos_set_section_contents (bfd *abfd,
#define msdos_bfd_discard_group bfd_generic_discard_group #define msdos_bfd_discard_group bfd_generic_discard_group
#define msdos_section_already_linked \ #define msdos_section_already_linked \
_bfd_generic_section_already_linked _bfd_generic_section_already_linked
#define msdos_bfd_define_common_symbol bfd_generic_define_common_symbol
#define msdos_bfd_link_hash_table_create _bfd_generic_link_hash_table_create #define msdos_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
#define msdos_bfd_link_hash_table_free _bfd_generic_link_hash_table_free #define msdos_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
#define msdos_bfd_link_add_symbols _bfd_generic_link_add_symbols #define msdos_bfd_link_add_symbols _bfd_generic_link_add_symbols

1
bfd/i386os9k.c
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@ -172,6 +172,7 @@ os9k_sizeof_headers (bfd *abfd ATTRIBUTE_UNUSED,
#define os9k_bfd_discard_group bfd_generic_discard_group #define os9k_bfd_discard_group bfd_generic_discard_group
#define os9k_section_already_linked \ #define os9k_section_already_linked \
_bfd_generic_section_already_linked _bfd_generic_section_already_linked
#define os9k_bfd_define_common_symbol bfd_generic_define_common_symbol
#define os9k_bfd_link_hash_table_create _bfd_generic_link_hash_table_create #define os9k_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
#define os9k_bfd_link_hash_table_free _bfd_generic_link_hash_table_free #define os9k_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
#define os9k_bfd_link_add_symbols _bfd_generic_link_add_symbols #define os9k_bfd_link_add_symbols _bfd_generic_link_add_symbols

1
bfd/ieee.c
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@ -3770,6 +3770,7 @@ ieee_sizeof_headers (bfd *abfd ATTRIBUTE_UNUSED,
#define ieee_bfd_discard_group bfd_generic_discard_group #define ieee_bfd_discard_group bfd_generic_discard_group
#define ieee_section_already_linked \ #define ieee_section_already_linked \
_bfd_generic_section_already_linked _bfd_generic_section_already_linked
#define ieee_bfd_define_common_symbol bfd_generic_define_common_symbol
#define ieee_bfd_link_hash_table_create _bfd_generic_link_hash_table_create #define ieee_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
#define ieee_bfd_link_hash_table_free _bfd_generic_link_hash_table_free #define ieee_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
#define ieee_bfd_link_add_symbols _bfd_generic_link_add_symbols #define ieee_bfd_link_add_symbols _bfd_generic_link_add_symbols

1
bfd/ihex.c
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@ -933,6 +933,7 @@ ihex_sizeof_headers (bfd *abfd ATTRIBUTE_UNUSED,
#define ihex_bfd_is_group_section bfd_generic_is_group_section #define ihex_bfd_is_group_section bfd_generic_is_group_section
#define ihex_bfd_discard_group bfd_generic_discard_group #define ihex_bfd_discard_group bfd_generic_discard_group
#define ihex_section_already_linked _bfd_generic_section_already_linked #define ihex_section_already_linked _bfd_generic_section_already_linked
#define ihex_bfd_define_common_symbol bfd_generic_define_common_symbol
#define ihex_bfd_link_hash_table_create _bfd_generic_link_hash_table_create #define ihex_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
#define ihex_bfd_link_hash_table_free _bfd_generic_link_hash_table_free #define ihex_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
#define ihex_bfd_link_add_symbols _bfd_generic_link_add_symbols #define ihex_bfd_link_add_symbols _bfd_generic_link_add_symbols

3
bfd/libbfd-in.h
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@ -416,6 +416,9 @@ extern bfd_boolean _bfd_generic_set_section_contents
((bfd_boolean (*) (bfd *, struct bfd_section *)) bfd_false) ((bfd_boolean (*) (bfd *, struct bfd_section *)) bfd_false)
#define _bfd_nolink_section_already_linked \ #define _bfd_nolink_section_already_linked \
((void (*) (bfd *, struct bfd_section *, struct bfd_link_info *)) bfd_void) ((void (*) (bfd *, struct bfd_section *, struct bfd_link_info *)) bfd_void)
#define _bfd_nolink_bfd_define_common_symbol \
((bfd_boolean (*) (bfd *, struct bfd_link_info *, \
struct bfd_link_hash_entry *)) bfd_false)
/* Routines to use for BFD_JUMP_TABLE_DYNAMIC for targets which do not /* Routines to use for BFD_JUMP_TABLE_DYNAMIC for targets which do not
have dynamic symbols or relocs. Use BFD_JUMP_TABLE_DYNAMIC have dynamic symbols or relocs. Use BFD_JUMP_TABLE_DYNAMIC

3
bfd/libbfd.h
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@ -421,6 +421,9 @@ extern bfd_boolean _bfd_generic_set_section_contents
((bfd_boolean (*) (bfd *, struct bfd_section *)) bfd_false) ((bfd_boolean (*) (bfd *, struct bfd_section *)) bfd_false)
#define _bfd_nolink_section_already_linked \ #define _bfd_nolink_section_already_linked \
((void (*) (bfd *, struct bfd_section *, struct bfd_link_info *)) bfd_void) ((void (*) (bfd *, struct bfd_section *, struct bfd_link_info *)) bfd_void)
#define _bfd_nolink_bfd_define_common_symbol \
((bfd_boolean (*) (bfd *, struct bfd_link_info *, \
struct bfd_link_hash_entry *)) bfd_false)
/* Routines to use for BFD_JUMP_TABLE_DYNAMIC for targets which do not /* Routines to use for BFD_JUMP_TABLE_DYNAMIC for targets which do not
have dynamic symbols or relocs. Use BFD_JUMP_TABLE_DYNAMIC have dynamic symbols or relocs. Use BFD_JUMP_TABLE_DYNAMIC

2
bfd/libcoff-in.h
View File

@ -589,6 +589,8 @@ extern bfd_boolean _bfd_xcoff_bfd_link_add_symbols
(bfd *, struct bfd_link_info *); (bfd *, struct bfd_link_info *);
extern bfd_boolean _bfd_xcoff_bfd_final_link extern bfd_boolean _bfd_xcoff_bfd_final_link
(bfd *, struct bfd_link_info *); (bfd *, struct bfd_link_info *);
extern bfd_boolean _bfd_xcoff_define_common_symbol
(bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *);
extern bfd_boolean _bfd_ppc_xcoff_relocate_section extern bfd_boolean _bfd_ppc_xcoff_relocate_section
(bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, (bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
struct internal_reloc *, struct internal_syment *, asection **); struct internal_reloc *, struct internal_syment *, asection **);

2
bfd/libcoff.h
View File

@ -593,6 +593,8 @@ extern bfd_boolean _bfd_xcoff_bfd_link_add_symbols
(bfd *, struct bfd_link_info *); (bfd *, struct bfd_link_info *);
extern bfd_boolean _bfd_xcoff_bfd_final_link extern bfd_boolean _bfd_xcoff_bfd_final_link
(bfd *, struct bfd_link_info *); (bfd *, struct bfd_link_info *);
extern bfd_boolean _bfd_xcoff_define_common_symbol
(bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *);
extern bfd_boolean _bfd_ppc_xcoff_relocate_section extern bfd_boolean _bfd_ppc_xcoff_relocate_section
(bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, (bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
struct internal_reloc *, struct internal_syment *, asection **); struct internal_reloc *, struct internal_syment *, asection **);

59
bfd/linker.c
View File

@ -3186,3 +3186,62 @@ _bfd_fix_excluded_sec_syms (bfd *obfd, struct bfd_link_info *info)
{ {
bfd_link_hash_traverse (info->hash, fix_syms, obfd); bfd_link_hash_traverse (info->hash, fix_syms, obfd);
} }
/*
FUNCTION
bfd_generic_define_common_symbol
SYNOPSIS
bfd_boolean bfd_generic_define_common_symbol
(bfd *output_bfd, struct bfd_link_info *info,
struct bfd_link_hash_entry *h);
DESCRIPTION
Convert common symbol @var{h} into a defined symbol.
Return TRUE on success and FALSE on failure.
.#define bfd_define_common_symbol(output_bfd, info, h) \
. BFD_SEND (output_bfd, _bfd_define_common_symbol, (output_bfd, info, h))
.
*/
bfd_boolean
bfd_generic_define_common_symbol (bfd *output_bfd,
struct bfd_link_info *info ATTRIBUTE_UNUSED,
struct bfd_link_hash_entry *h)
{
unsigned int power_of_two;
bfd_vma alignment, size;
asection *section;
BFD_ASSERT (h != NULL && h->type == bfd_link_hash_common);
size = h->u.c.size;
power_of_two = h->u.c.p->alignment_power;
section = h->u.c.p->section;
/* Increase the size of the section to align the common symbol.
The alignment must be a power of two. */
alignment = bfd_octets_per_byte (output_bfd) << power_of_two;
BFD_ASSERT (alignment != 0 && (alignment & -alignment) == alignment);
section->size += alignment - 1;
section->size &= -alignment;
/* Adjust the section's overall alignment if necessary. */
if (power_of_two > section->alignment_power)
section->alignment_power = power_of_two;
/* Change the symbol from common to defined. */
h->type = bfd_link_hash_defined;
h->u.def.section = section;
h->u.def.value = section->size;
/* Increase the size of the section. */
section->size += size;
/* Make sure the section is allocated in memory, and make sure that
it is no longer a common section. */
section->flags |= SEC_ALLOC;
section->flags &= ~SEC_IS_COMMON;
return TRUE;
}

1
bfd/mach-o.c
View File

@ -72,6 +72,7 @@
#define bfd_mach_o_bfd_is_group_section bfd_generic_is_group_section #define bfd_mach_o_bfd_is_group_section bfd_generic_is_group_section
#define bfd_mach_o_bfd_discard_group bfd_generic_discard_group #define bfd_mach_o_bfd_discard_group bfd_generic_discard_group
#define bfd_mach_o_section_already_linked _bfd_generic_section_already_linked #define bfd_mach_o_section_already_linked _bfd_generic_section_already_linked
#define bfd_mach_o_bfd_define_common_symbol bfd_generic_define_common_symbol
#define bfd_mach_o_bfd_copy_private_header_data _bfd_generic_bfd_copy_private_header_data #define bfd_mach_o_bfd_copy_private_header_data _bfd_generic_bfd_copy_private_header_data
#define bfd_mach_o_core_file_matches_executable_p generic_core_file_matches_executable_p #define bfd_mach_o_core_file_matches_executable_p generic_core_file_matches_executable_p

1
bfd/mmo.c
View File

@ -3211,6 +3211,7 @@ mmo_write_object_contents (bfd *abfd)
#define mmo_bfd_discard_group bfd_generic_discard_group #define mmo_bfd_discard_group bfd_generic_discard_group
#define mmo_section_already_linked \ #define mmo_section_already_linked \
_bfd_generic_section_already_linked _bfd_generic_section_already_linked
#define mmo_bfd_define_common_symbol bfd_generic_define_common_symbol
/* We want to copy time of creation, otherwise we'd use /* We want to copy time of creation, otherwise we'd use
BFD_JUMP_TABLE_COPY (_bfd_generic). */ BFD_JUMP_TABLE_COPY (_bfd_generic). */

1
bfd/nlm-target.h
View File

@ -49,6 +49,7 @@
#define nlm_bfd_is_group_section bfd_generic_is_group_section #define nlm_bfd_is_group_section bfd_generic_is_group_section
#define nlm_bfd_discard_group bfd_generic_discard_group #define nlm_bfd_discard_group bfd_generic_discard_group
#define nlm_section_already_linked _bfd_generic_section_already_linked #define nlm_section_already_linked _bfd_generic_section_already_linked
#define nlm_bfd_define_common_symbol bfd_generic_define_common_symbol
#define nlm_bfd_link_hash_table_create _bfd_generic_link_hash_table_create #define nlm_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
#define nlm_bfd_link_hash_table_free _bfd_generic_link_hash_table_free #define nlm_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
#define nlm_bfd_link_add_symbols _bfd_generic_link_add_symbols #define nlm_bfd_link_add_symbols _bfd_generic_link_add_symbols

1
bfd/oasys.c
View File

@ -1198,6 +1198,7 @@ oasys_sizeof_headers (bfd *abfd ATTRIBUTE_UNUSED,
#define oasys_bfd_is_group_section bfd_generic_is_group_section #define oasys_bfd_is_group_section bfd_generic_is_group_section
#define oasys_bfd_discard_group bfd_generic_discard_group #define oasys_bfd_discard_group bfd_generic_discard_group
#define oasys_section_already_linked _bfd_generic_section_already_linked #define oasys_section_already_linked _bfd_generic_section_already_linked
#define oasys_bfd_define_common_symbol bfd_generic_define_common_symbol
#define oasys_bfd_link_hash_table_create _bfd_generic_link_hash_table_create #define oasys_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
#define oasys_bfd_link_hash_table_free _bfd_generic_link_hash_table_free #define oasys_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
#define oasys_bfd_link_add_symbols _bfd_generic_link_add_symbols #define oasys_bfd_link_add_symbols _bfd_generic_link_add_symbols

1
bfd/pef.c
View File

@ -52,6 +52,7 @@
#define bfd_pef_bfd_is_group_section bfd_generic_is_group_section #define bfd_pef_bfd_is_group_section bfd_generic_is_group_section
#define bfd_pef_bfd_discard_group bfd_generic_discard_group #define bfd_pef_bfd_discard_group bfd_generic_discard_group
#define bfd_pef_section_already_linked _bfd_generic_section_already_linked #define bfd_pef_section_already_linked _bfd_generic_section_already_linked
#define bfd_pef_bfd_define_common_symbol bfd_generic_define_common_symbol
#define bfd_pef_bfd_link_hash_table_create _bfd_generic_link_hash_table_create #define bfd_pef_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
#define bfd_pef_bfd_link_hash_table_free _bfd_generic_link_hash_table_free #define bfd_pef_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
#define bfd_pef_bfd_link_add_symbols _bfd_generic_link_add_symbols #define bfd_pef_bfd_link_add_symbols _bfd_generic_link_add_symbols

1
bfd/ppcboot.c
View File

@ -475,6 +475,7 @@ ppcboot_bfd_print_private_bfd_data (abfd, farg)
#define ppcboot_bfd_discard_group bfd_generic_discard_group #define ppcboot_bfd_discard_group bfd_generic_discard_group
#define ppcboot_section_already_linked \ #define ppcboot_section_already_linked \
_bfd_generic_section_already_linked _bfd_generic_section_already_linked
#define ppcboot_bfd_define_common_symbol bfd_generic_define_common_symbol
#define ppcboot_bfd_link_hash_table_create _bfd_generic_link_hash_table_create #define ppcboot_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
#define ppcboot_bfd_link_hash_table_free _bfd_generic_link_hash_table_free #define ppcboot_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
#define ppcboot_bfd_link_add_symbols _bfd_generic_link_add_symbols #define ppcboot_bfd_link_add_symbols _bfd_generic_link_add_symbols

1
bfd/som.c
View File

@ -6349,6 +6349,7 @@ som_bfd_link_split_section (bfd *abfd ATTRIBUTE_UNUSED, asection *sec)
#define som_bfd_is_group_section bfd_generic_is_group_section #define som_bfd_is_group_section bfd_generic_is_group_section
#define som_bfd_discard_group bfd_generic_discard_group #define som_bfd_discard_group bfd_generic_discard_group
#define som_section_already_linked _bfd_generic_section_already_linked #define som_section_already_linked _bfd_generic_section_already_linked
#define som_bfd_define_common_symbol bfd_generic_define_common_symbol
#define som_bfd_merge_private_bfd_data _bfd_generic_bfd_merge_private_bfd_data #define som_bfd_merge_private_bfd_data _bfd_generic_bfd_merge_private_bfd_data
#define som_bfd_copy_private_header_data _bfd_generic_bfd_copy_private_header_data #define som_bfd_copy_private_header_data _bfd_generic_bfd_copy_private_header_data
#define som_bfd_set_private_flags _bfd_generic_bfd_set_private_flags #define som_bfd_set_private_flags _bfd_generic_bfd_set_private_flags

1
bfd/srec.c
View File

@ -1255,6 +1255,7 @@ srec_print_symbol (bfd *abfd,
#define srec_bfd_is_group_section bfd_generic_is_group_section #define srec_bfd_is_group_section bfd_generic_is_group_section
#define srec_bfd_discard_group bfd_generic_discard_group #define srec_bfd_discard_group bfd_generic_discard_group
#define srec_section_already_linked _bfd_generic_section_already_linked #define srec_section_already_linked _bfd_generic_section_already_linked
#define srec_bfd_define_common_symbol bfd_generic_define_common_symbol
#define srec_bfd_link_hash_table_create _bfd_generic_link_hash_table_create #define srec_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
#define srec_bfd_link_hash_table_free _bfd_generic_link_hash_table_free #define srec_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
#define srec_bfd_link_add_symbols _bfd_generic_link_add_symbols #define srec_bfd_link_add_symbols _bfd_generic_link_add_symbols

7
bfd/targets.c
View File

@ -441,7 +441,8 @@ BFD_JUMP_TABLE macros.
. NAME##_bfd_merge_sections, \ . NAME##_bfd_merge_sections, \
. NAME##_bfd_is_group_section, \ . NAME##_bfd_is_group_section, \
. NAME##_bfd_discard_group, \ . NAME##_bfd_discard_group, \
. NAME##_section_already_linked \ . NAME##_section_already_linked, \
. NAME##_bfd_define_common_symbol
. .
. int (*_bfd_sizeof_headers) (bfd *, struct bfd_link_info *); . int (*_bfd_sizeof_headers) (bfd *, struct bfd_link_info *);
. bfd_byte * (*_bfd_get_relocated_section_contents) . bfd_byte * (*_bfd_get_relocated_section_contents)
@ -489,6 +490,10 @@ BFD_JUMP_TABLE macros.
. void (*_section_already_linked) (bfd *, struct bfd_section *, . void (*_section_already_linked) (bfd *, struct bfd_section *,
. struct bfd_link_info *); . struct bfd_link_info *);
. .
. {* Define a common symbol. *}
. bfd_boolean (*_bfd_define_common_symbol) (bfd *, struct bfd_link_info *,
. struct bfd_link_hash_entry *);
.
. {* Routines to handle dynamic symbols and relocs. *} . {* Routines to handle dynamic symbols and relocs. *}
.#define BFD_JUMP_TABLE_DYNAMIC(NAME) \ .#define BFD_JUMP_TABLE_DYNAMIC(NAME) \
. NAME##_get_dynamic_symtab_upper_bound, \ . NAME##_get_dynamic_symtab_upper_bound, \

1
bfd/tekhex.c
View File

@ -943,6 +943,7 @@ tekhex_print_symbol (bfd *abfd,
#define tekhex_bfd_is_group_section bfd_generic_is_group_section #define tekhex_bfd_is_group_section bfd_generic_is_group_section
#define tekhex_bfd_discard_group bfd_generic_discard_group #define tekhex_bfd_discard_group bfd_generic_discard_group
#define tekhex_section_already_linked _bfd_generic_section_already_linked #define tekhex_section_already_linked _bfd_generic_section_already_linked
#define tekhex_bfd_define_common_symbol bfd_generic_define_common_symbol
#define tekhex_bfd_link_hash_table_create _bfd_generic_link_hash_table_create #define tekhex_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
#define tekhex_bfd_link_hash_table_free _bfd_generic_link_hash_table_free #define tekhex_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
#define tekhex_bfd_link_add_symbols _bfd_generic_link_add_symbols #define tekhex_bfd_link_add_symbols _bfd_generic_link_add_symbols

1
bfd/versados.c
View File

@ -808,6 +808,7 @@ versados_canonicalize_reloc (bfd *abfd,
#define versados_bfd_is_group_section bfd_generic_is_group_section #define versados_bfd_is_group_section bfd_generic_is_group_section
#define versados_bfd_discard_group bfd_generic_discard_group #define versados_bfd_discard_group bfd_generic_discard_group
#define versados_section_already_linked _bfd_generic_section_already_linked #define versados_section_already_linked _bfd_generic_section_already_linked
#define versados_bfd_define_common_symbol bfd_generic_define_common_symbol
#define versados_bfd_link_hash_table_create _bfd_generic_link_hash_table_create #define versados_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
#define versados_bfd_link_hash_table_free _bfd_generic_link_hash_table_free #define versados_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
#define versados_bfd_link_add_symbols _bfd_generic_link_add_symbols #define versados_bfd_link_add_symbols _bfd_generic_link_add_symbols

1
bfd/vms.c
View File

@ -144,6 +144,7 @@ static bfd_boolean vms_bfd_set_private_flags (bfd *abfd, flagword flags);
#define vms_bfd_is_group_section bfd_generic_is_group_section #define vms_bfd_is_group_section bfd_generic_is_group_section
#define vms_bfd_discard_group bfd_generic_discard_group #define vms_bfd_discard_group bfd_generic_discard_group
#define vms_section_already_linked _bfd_generic_section_already_linked #define vms_section_already_linked _bfd_generic_section_already_linked
#define vms_bfd_define_common_symbol bfd_generic_define_common_symbol
#define vms_bfd_copy_private_header_data _bfd_generic_bfd_copy_private_header_data #define vms_bfd_copy_private_header_data _bfd_generic_bfd_copy_private_header_data
#define vms_get_synthetic_symtab _bfd_nodynamic_get_synthetic_symtab #define vms_get_synthetic_symtab _bfd_nodynamic_get_synthetic_symtab

1
bfd/xcoff-target.h
View File

@ -57,6 +57,7 @@
#define _bfd_xcoff_bfd_merge_sections coff_bfd_merge_sections #define _bfd_xcoff_bfd_merge_sections coff_bfd_merge_sections
#define _bfd_xcoff_bfd_discard_group bfd_generic_discard_group #define _bfd_xcoff_bfd_discard_group bfd_generic_discard_group
#define _bfd_xcoff_section_already_linked _bfd_generic_section_already_linked #define _bfd_xcoff_section_already_linked _bfd_generic_section_already_linked
#define _bfd_xcoff_bfd_define_common_symbol _bfd_xcoff_define_common_symbol
#define _bfd_xcoff_bfd_link_split_section coff_bfd_link_split_section #define _bfd_xcoff_bfd_link_split_section coff_bfd_link_split_section
#define CORE_FILE_P _bfd_dummy_target #define CORE_FILE_P _bfd_dummy_target

28
bfd/xcofflink.c
View File

@ -2471,6 +2471,21 @@ _bfd_xcoff_bfd_link_add_symbols (bfd *abfd, struct bfd_link_info *info)
} }
} }
bfd_boolean
_bfd_xcoff_define_common_symbol (bfd *output_bfd ATTRIBUTE_UNUSED,
struct bfd_link_info *info ATTRIBUTE_UNUSED,
struct bfd_link_hash_entry *harg)
{
struct xcoff_link_hash_entry *h;
if (!bfd_generic_define_common_symbol (output_bfd, info, harg))
return FALSE;
h = (struct xcoff_link_hash_entry *) harg;
h->flags |= XCOFF_DEF_REGULAR;
return TRUE;
}
/* If symbol H has not been interpreted as a function descriptor, /* If symbol H has not been interpreted as a function descriptor,
see whether it should be. Set up its descriptor information if so. */ see whether it should be. Set up its descriptor information if so. */
@ -3330,19 +3345,6 @@ xcoff_post_gc_symbol (struct xcoff_link_hash_entry *h, void * p)
if (h->flags & XCOFF_RTINIT) if (h->flags & XCOFF_RTINIT)
return TRUE; return TRUE;
/* If this is a final link, and the symbol was defined as a common
symbol in a regular object file, and there was no definition in
any dynamic object, then the linker will have allocated space for
the symbol in a common section but the XCOFF_DEF_REGULAR flag
will not have been set. */
if (h->root.type == bfd_link_hash_defined
&& (h->flags & XCOFF_DEF_REGULAR) == 0
&& (h->flags & XCOFF_REF_REGULAR) != 0
&& (h->flags & XCOFF_DEF_DYNAMIC) == 0
&& (bfd_is_abs_section (h->root.u.def.section)
|| (h->root.u.def.section->owner->flags & DYNAMIC) == 0))
h->flags |= XCOFF_DEF_REGULAR;
/* We don't want to garbage collect symbols which are not defined in /* We don't want to garbage collect symbols which are not defined in
XCOFF files. This is a convenient place to mark them. */ XCOFF files. This is a convenient place to mark them. */
if (xcoff_hash_table (ldinfo->info)->gc if (xcoff_hash_table (ldinfo->info)->gc

1
bfd/xsym.c
View File

@ -46,6 +46,7 @@
#define bfd_sym_bfd_is_group_section bfd_generic_is_group_section #define bfd_sym_bfd_is_group_section bfd_generic_is_group_section
#define bfd_sym_bfd_discard_group bfd_generic_discard_group #define bfd_sym_bfd_discard_group bfd_generic_discard_group
#define bfd_sym_section_already_linked _bfd_generic_section_already_linked #define bfd_sym_section_already_linked _bfd_generic_section_already_linked
#define bfd_sym_bfd_define_common_symbol bfd_generic_define_common_symbol
#define bfd_sym_bfd_link_hash_table_create _bfd_generic_link_hash_table_create #define bfd_sym_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
#define bfd_sym_bfd_link_hash_table_free _bfd_generic_link_hash_table_free #define bfd_sym_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
#define bfd_sym_bfd_link_add_symbols _bfd_generic_link_add_symbols #define bfd_sym_bfd_link_add_symbols _bfd_generic_link_add_symbols

4
ld/ChangeLog
View File

@ -1,3 +1,7 @@
2009-04-16 Richard Sandiford <r.sandiford@uk.ibm.com>
* ldlang.c (lang_one_common): Use bfd_define_common_symbol.
2009-04-15 Anthony Green <green@moxielogic.com> 2009-04-15 Anthony Green <green@moxielogic.com>
* configure.tgt: Add moxie support. * configure.tgt: Add moxie support.

24
ld/ldlang.c
View File

@ -5639,27 +5639,9 @@ lang_one_common (struct bfd_link_hash_entry *h, void *info)
return TRUE; return TRUE;
section = h->u.c.p->section; section = h->u.c.p->section;
if (!bfd_define_common_symbol (link_info.output_bfd, &link_info, h))
/* Increase the size of the section to align the common sym. */ einfo (_("%P%F: Could not define common symbol `%T': %E\n"),
section->size += ((bfd_vma) 1 << (power_of_two + opb_shift)) - 1; h->root.string);
section->size &= (- (bfd_vma) 1 << (power_of_two + opb_shift));
/* Adjust the alignment if necessary. */
if (power_of_two > section->alignment_power)
section->alignment_power = power_of_two;
/* Change the symbol from common to defined. */
h->type = bfd_link_hash_defined;
h->u.def.section = section;
h->u.def.value = section->size;
/* Increase the size of the section. */
section->size += size;
/* Make sure the section is allocated in memory, and make sure that
it is no longer a common section. */
section->flags |= SEC_ALLOC;
section->flags &= ~SEC_IS_COMMON;
if (config.map_file != NULL) if (config.map_file != NULL)
{ {

5
ld/testsuite/ChangeLog
View File

@ -1,3 +1,8 @@
2009-04-16 Richard Sandiford <r.sandiford@uk.ibm.com>
* ld-powerpc/aix-export-2.s, ld-powerpc/aix-export-2.nd: New test.
* ld-powerpc/aix52.exp: Run it.
2009-04-16 Alan Modra <amodra@bigpond.net.au> 2009-04-16 Alan Modra <amodra@bigpond.net.au>
* ld-libs/lib-1.s: Use "==" instead of ".set". * ld-libs/lib-1.s: Use "==" instead of ".set".

1
ld/testsuite/ld-powerpc/aix-export-2.nd Normal file
View File

@ -0,0 +1 @@
0*10000000 B x

1
ld/testsuite/ld-powerpc/aix-export-2.s Normal file
View File

@ -0,0 +1 @@
.comm x,4

4
ld/testsuite/ld-powerpc/aix52.exp
View File

@ -128,6 +128,10 @@ set aix52tests {
{{objdump -dj.data aix-export-1-full.dd}} {{objdump -dj.data aix-export-1-full.dd}}
"aix-export-1-full.so"} "aix-export-1-full.so"}
{"Export test 2" "-shared -bexpall"
{} {aix-export-2.s}
{{nm -D aix-export-2.nd}} "aix-export-2.so"}
{"Garbage collection test 1" {"Garbage collection test 1"
"-shared -binitfini:init_function:fini_function -bE:aix-gc-1.ex" "-shared -binitfini:init_function:fini_function -bE:aix-gc-1.ex"
"" {aix-gc-1.s} "" {aix-gc-1.s}