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author | Jing Yu <jingyu@google.com> | 2009-11-05 16:55:30 -0800 |
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committer | Jing Yu <jingyu@google.com> | 2009-11-05 16:55:30 -0800 |
commit | 2cafa61b4b039e5ac3b876fc44a05c61d66df4d4 (patch) | |
tree | 1caaaacd28e00e283dbacd6726db52cbf2d5d909 /binutils-2.19/bfd/genlink.h | |
parent | 8d401cf711539af5a2f78d12447341d774892618 (diff) | |
download | toolchain_binutils-2cafa61b4b039e5ac3b876fc44a05c61d66df4d4.zip toolchain_binutils-2cafa61b4b039e5ac3b876fc44a05c61d66df4d4.tar.gz toolchain_binutils-2cafa61b4b039e5ac3b876fc44a05c61d66df4d4.tar.bz2 |
check in binutils sources for prebuilt toolchains in Eclair.
Diffstat (limited to 'binutils-2.19/bfd/genlink.h')
-rw-r--r-- | binutils-2.19/bfd/genlink.h | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/binutils-2.19/bfd/genlink.h b/binutils-2.19/bfd/genlink.h new file mode 100644 index 0000000..8fb59a5 --- /dev/null +++ b/binutils-2.19/bfd/genlink.h @@ -0,0 +1,110 @@ +/* genlink.h -- interface to the BFD generic linker + Copyright 1993, 1994, 1996, 2002, 2005, 2007 Free Software Foundation, Inc. + Written by Ian Lance Taylor, Cygnus Support. + + This file is part of BFD, the Binary File Descriptor library. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, + MA 02110-1301, USA. */ + +#ifndef GENLINK_H +#define GENLINK_H + +/* This header file is internal to BFD. It describes the internal + structures and functions used by the BFD generic linker, in case + any of the more specific linkers want to use or call them. Note + that some functions, such as _bfd_generic_link_hash_table_create, + are declared in libbfd.h, because they are expected to be widely + used. The functions and structures in this file will probably only + be used by a few files besides linker.c itself. In fact, this file + is not particularly complete; I have only put in the interfaces I + actually needed. */ + +/* The generic linker uses a hash table which is a derived class of + the standard linker hash table, just as the other backend specific + linkers do. Do not confuse the generic linker hash table with the + standard BFD linker hash table it is built upon. */ + +/* Generic linker hash table entries. */ + +struct generic_link_hash_entry +{ + struct bfd_link_hash_entry root; + /* Whether this symbol has been written out. */ + bfd_boolean written; + /* Symbol from input BFD. */ + asymbol *sym; +}; + +/* Generic linker hash table. */ + +struct generic_link_hash_table +{ + struct bfd_link_hash_table root; +}; + +/* Look up an entry in a generic link hash table. */ + +#define _bfd_generic_link_hash_lookup(table, string, create, copy, follow) \ + ((struct generic_link_hash_entry *) \ + bfd_link_hash_lookup (&(table)->root, (string), (create), (copy), (follow))) + +/* Traverse a generic link hash table. */ + +#define _bfd_generic_link_hash_traverse(table, func, info) \ + (bfd_link_hash_traverse \ + (&(table)->root, \ + (bfd_boolean (*) (struct bfd_link_hash_entry *, void *)) (func), \ + (info))) + +/* Get the generic link hash table from the info structure. This is + just a cast. */ + +#define _bfd_generic_hash_table(p) \ + ((struct generic_link_hash_table *) ((p)->hash)) + +/* The generic linker reads in the asymbol structures for an input BFD + and keeps them in the outsymbol and symcount fields. */ + +#define _bfd_generic_link_get_symbols(abfd) ((abfd)->outsymbols) +#define _bfd_generic_link_get_symcount(abfd) ((abfd)->symcount) + +/* Add the symbols of input_bfd to the symbols being built for + output_bfd. */ +extern bfd_boolean _bfd_generic_link_output_symbols + (bfd *, bfd *, struct bfd_link_info *, size_t *); + +/* This structure is used to pass information to + _bfd_generic_link_write_global_symbol, which may be called via + _bfd_generic_link_hash_traverse. */ + +struct generic_write_global_symbol_info +{ + struct bfd_link_info *info; + bfd *output_bfd; + size_t *psymalloc; +}; + +/* Write out a single global symbol. This is expected to be called + via _bfd_generic_link_hash_traverse. The second argument must + actually be a struct generic_write_global_symbol_info *. */ +extern bfd_boolean _bfd_generic_link_write_global_symbol + (struct generic_link_hash_entry *, void *); + +/* Generic link hash table entry creation routine. */ +struct bfd_hash_entry *_bfd_generic_link_hash_newfunc + (struct bfd_hash_entry *, struct bfd_hash_table *, const char *); + +#endif |