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* elfxx-mips.c (mips_elf_link_hash_entry): Move bfd_boolean
	fields to the end of the structure and make them single-bit
	bitfields.
	(mips_elf_link_hash_newfunc): Make the initialization statements
	follow the new field order.
This commit is contained in:
Richard Sandiford 2008-08-06 19:53:30 +00:00
parent a8028dd09a
commit 71782a7597
2 changed files with 39 additions and 30 deletions
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8
bfd/ChangeLog
View File

@ -1,3 +1,11 @@
2008-08-06 Richard Sandiford <rdsandiford@googlemail.com>
* elfxx-mips.c (mips_elf_link_hash_entry): Move bfd_boolean
fields to the end of the structure and make them single-bit
bitfields.
(mips_elf_link_hash_newfunc): Make the initialization statements
follow the new field order.
2008-08-06 Richard Sandiford <rdsandiford@googlemail.com>
* elfxx-mips.c (_mips_elf_section_data): Remove the "u.got_info" field.

61
bfd/elfxx-mips.c
View File

@ -275,24 +275,10 @@ struct mips_elf_link_hash_entry
this symbol. */
unsigned int possibly_dynamic_relocs;
/* If the R_MIPS_32, R_MIPS_REL32, or R_MIPS_64 reloc is against
a readonly section. */
bfd_boolean readonly_reloc;
/* We must not create a stub for a symbol that has relocations
related to taking the function's address, i.e. any but
R_MIPS_CALL*16 ones -- see "MIPS ABI Supplement, 3rd Edition",
p. 4-20. */
bfd_boolean no_fn_stub;
/* If there is a stub that 32 bit functions should use to call this
16 bit function, this points to the section containing the stub. */
asection *fn_stub;
/* Whether we need the fn_stub; this is set if this symbol appears
in any relocs other than a 16 bit call. */
bfd_boolean need_fn_stub;
/* If there is a stub that 16 bit functions should use to call this
32 bit function, this points to the section containing the stub. */
asection *call_stub;
@ -301,16 +287,6 @@ struct mips_elf_link_hash_entry
being called returns a floating point value. */
asection *call_fp_stub;
/* Are we forced local? This will only be set if we have converted
the initial global GOT entry to a local GOT entry. */
bfd_boolean forced_local;
/* Are we referenced by some kind of relocation? */
bfd_boolean is_relocation_target;
/* Are we referenced by branch relocations? */
bfd_boolean is_branch_target;
#define GOT_NORMAL 0
#define GOT_TLS_GD 1
#define GOT_TLS_LDM 2
@ -318,6 +294,7 @@ struct mips_elf_link_hash_entry
#define GOT_TLS_OFFSET_DONE 0x40
#define GOT_TLS_DONE 0x80
unsigned char tls_type;
/* This is only used in single-GOT mode; in multi-GOT mode there
is one mips_got_entry per GOT entry, so the offset is stored
there. In single-GOT mode there may be many mips_got_entry
@ -325,6 +302,30 @@ struct mips_elf_link_hash_entry
possible to use root.got.offset instead, but that field is
overloaded already. */
bfd_vma tls_got_offset;
/* True if one of the relocations described by possibly_dynamic_relocs
is against a readonly section. */
unsigned int readonly_reloc : 1;
/* True if we must not create a .MIPS.stubs entry for this symbol.
This is set, for example, if there are relocations related to
taking the function's address, i.e. any but R_MIPS_CALL*16 ones.
See "MIPS ABI Supplement, 3rd Edition", p. 4-20. */
unsigned int no_fn_stub : 1;
/* Whether we need the fn_stub; this is true if this symbol appears
in any relocs other than a 16 bit call. */
unsigned int need_fn_stub : 1;
/* Are we forced local? This will only be set if we have converted
the initial global GOT entry to a local GOT entry. */
unsigned int forced_local : 1;
/* Are we referenced by some kind of relocation? */
unsigned int is_relocation_target : 1;
/* Are we referenced by branch relocations? */
unsigned int is_branch_target : 1;
};
/* MIPS ELF linker hash table. */
@ -863,16 +864,16 @@ mips_elf_link_hash_newfunc (struct bfd_hash_entry *entry,
not been set. -1 means there is no associated ifd. */
ret->esym.ifd = -2;
ret->possibly_dynamic_relocs = 0;
ret->readonly_reloc = FALSE;
ret->no_fn_stub = FALSE;
ret->fn_stub = NULL;
ret->need_fn_stub = FALSE;
ret->call_stub = NULL;
ret->call_fp_stub = NULL;
ret->forced_local = FALSE;
ret->is_branch_target = FALSE;
ret->is_relocation_target = FALSE;
ret->tls_type = GOT_NORMAL;
ret->readonly_reloc = FALSE;
ret->no_fn_stub = FALSE;
ret->need_fn_stub = FALSE;
ret->forced_local = FALSE;
ret->is_relocation_target = FALSE;
ret->is_branch_target = FALSE;
}
return (struct bfd_hash_entry *) ret;