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766bc6567a
* elf64-ppc.c (ppc64_elf_tls_optimize): Optimize tls sequences with relocations against undefined weak symbols. (ppc64_elf_relocate_section): Don't optimize calls to undefined weak functions if the symbol is dynamic. (ppc64_elf_relocate_section): Edit tprel tls sequences. * elf32-ppc.c (ppc_elf_relocate_section): Likewise. (_bfd_elf_ppc_at_tprel_transform): New function. * bfd-in.h (_bfd_elf_ppc_at_tprel_transform): Declare. * bfd-in2.h: Regenerate.
956 lines
34 KiB
C
956 lines
34 KiB
C
/* Main header file for the bfd library -- portable access to object files.
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Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
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1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
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Free Software Foundation, Inc.
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Contributed by Cygnus Support.
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This file is part of BFD, the Binary File Descriptor library.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
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#ifndef __BFD_H_SEEN__
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#define __BFD_H_SEEN__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "ansidecl.h"
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#include "symcat.h"
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#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
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#ifndef SABER
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/* This hack is to avoid a problem with some strict ANSI C preprocessors.
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The problem is, "32_" is not a valid preprocessing token, and we don't
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want extra underscores (e.g., "nlm_32_"). The XCONCAT2 macro will
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cause the inner CONCAT2 macros to be evaluated first, producing
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still-valid pp-tokens. Then the final concatenation can be done. */
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#undef CONCAT4
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#define CONCAT4(a,b,c,d) XCONCAT2(CONCAT2(a,b),CONCAT2(c,d))
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#endif
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#endif
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/* This is a utility macro to handle the situation where the code
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wants to place a constant string into the code, followed by a
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comma and then the length of the string. Doing this by hand
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is error prone, so using this macro is safer. */
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#define STRING_COMMA_LEN(STR) (STR), (sizeof (STR) - 1)
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/* Unfortunately it is not possible to use the STRING_COMMA_LEN macro
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to create the arguments to another macro, since the preprocessor
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will mis-count the number of arguments to the outer macro (by not
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evaluating STRING_COMMA_LEN and so missing the comma). This is a
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problem for example when trying to use STRING_COMMA_LEN to build
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the arguments to the strncmp() macro. Hence this alternative
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definition of strncmp is provided here.
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Note - these macros do NOT work if STR2 is not a constant string. */
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#define CONST_STRNEQ(STR1,STR2) (strncmp ((STR1), (STR2), sizeof (STR2) - 1) == 0)
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/* strcpy() can have a similar problem, but since we know we are
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copying a constant string, we can use memcpy which will be faster
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since there is no need to check for a NUL byte inside STR. We
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can also save time if we do not need to copy the terminating NUL. */
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#define LITMEMCPY(DEST,STR2) memcpy ((DEST), (STR2), sizeof (STR2) - 1)
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#define LITSTRCPY(DEST,STR2) memcpy ((DEST), (STR2), sizeof (STR2))
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#define BFD_SUPPORTS_PLUGINS @supports_plugins@
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/* The word size used by BFD on the host. This may be 64 with a 32
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bit target if the host is 64 bit, or if other 64 bit targets have
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been selected with --enable-targets, or if --enable-64-bit-bfd. */
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#define BFD_ARCH_SIZE @wordsize@
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/* The word size of the default bfd target. */
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#define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@
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#define BFD_HOST_64BIT_LONG @BFD_HOST_64BIT_LONG@
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#define BFD_HOST_64BIT_LONG_LONG @BFD_HOST_64BIT_LONG_LONG@
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#if @BFD_HOST_64_BIT_DEFINED@
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#define BFD_HOST_64_BIT @BFD_HOST_64_BIT@
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#define BFD_HOST_U_64_BIT @BFD_HOST_U_64_BIT@
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typedef BFD_HOST_64_BIT bfd_int64_t;
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typedef BFD_HOST_U_64_BIT bfd_uint64_t;
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#endif
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#if BFD_ARCH_SIZE >= 64
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#define BFD64
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#endif
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#ifndef INLINE
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#if __GNUC__ >= 2
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#define INLINE __inline__
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#else
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#define INLINE
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#endif
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#endif
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/* Declaring a type wide enough to hold a host long and a host pointer. */
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#define BFD_HOSTPTR_T @BFD_HOSTPTR_T@
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typedef BFD_HOSTPTR_T bfd_hostptr_t;
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/* Forward declaration. */
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typedef struct bfd bfd;
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/* Boolean type used in bfd. Too many systems define their own
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versions of "boolean" for us to safely typedef a "boolean" of
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our own. Using an enum for "bfd_boolean" has its own set of
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problems, with strange looking casts required to avoid warnings
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on some older compilers. Thus we just use an int.
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General rule: Functions which are bfd_boolean return TRUE on
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success and FALSE on failure (unless they're a predicate). */
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typedef int bfd_boolean;
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#undef FALSE
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#undef TRUE
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#define FALSE 0
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#define TRUE 1
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#ifdef BFD64
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#ifndef BFD_HOST_64_BIT
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#error No 64 bit integer type available
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#endif /* ! defined (BFD_HOST_64_BIT) */
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typedef BFD_HOST_U_64_BIT bfd_vma;
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typedef BFD_HOST_64_BIT bfd_signed_vma;
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typedef BFD_HOST_U_64_BIT bfd_size_type;
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typedef BFD_HOST_U_64_BIT symvalue;
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#if BFD_HOST_64BIT_LONG
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#define BFD_VMA_FMT "l"
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#elif defined (__MSVCRT__)
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#define BFD_VMA_FMT "I64"
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#else
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#define BFD_VMA_FMT "ll"
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#endif
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#ifndef fprintf_vma
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#define sprintf_vma(s,x) sprintf (s, "%016" BFD_VMA_FMT "x", x)
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#define fprintf_vma(f,x) fprintf (f, "%016" BFD_VMA_FMT "x", x)
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#endif
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#else /* not BFD64 */
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/* Represent a target address. Also used as a generic unsigned type
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which is guaranteed to be big enough to hold any arithmetic types
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we need to deal with. */
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typedef unsigned long bfd_vma;
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/* A generic signed type which is guaranteed to be big enough to hold any
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arithmetic types we need to deal with. Can be assumed to be compatible
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with bfd_vma in the same way that signed and unsigned ints are compatible
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(as parameters, in assignment, etc). */
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typedef long bfd_signed_vma;
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typedef unsigned long symvalue;
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typedef unsigned long bfd_size_type;
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/* Print a bfd_vma x on stream s. */
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#define BFD_VMA_FMT "l"
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#define fprintf_vma(s,x) fprintf (s, "%08" BFD_VMA_FMT "x", x)
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#define sprintf_vma(s,x) sprintf (s, "%08" BFD_VMA_FMT "x", x)
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#endif /* not BFD64 */
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#define HALF_BFD_SIZE_TYPE \
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(((bfd_size_type) 1) << (8 * sizeof (bfd_size_type) / 2))
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#ifndef BFD_HOST_64_BIT
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/* Fall back on a 32 bit type. The idea is to make these types always
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available for function return types, but in the case that
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BFD_HOST_64_BIT is undefined such a function should abort or
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otherwise signal an error. */
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typedef bfd_signed_vma bfd_int64_t;
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typedef bfd_vma bfd_uint64_t;
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#endif
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/* An offset into a file. BFD always uses the largest possible offset
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based on the build time availability of fseek, fseeko, or fseeko64. */
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typedef @bfd_file_ptr@ file_ptr;
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typedef unsigned @bfd_file_ptr@ ufile_ptr;
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extern void bfd_sprintf_vma (bfd *, char *, bfd_vma);
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extern void bfd_fprintf_vma (bfd *, void *, bfd_vma);
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#define printf_vma(x) fprintf_vma(stdout,x)
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#define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x)
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typedef unsigned int flagword; /* 32 bits of flags */
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typedef unsigned char bfd_byte;
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/* File formats. */
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typedef enum bfd_format
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{
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bfd_unknown = 0, /* File format is unknown. */
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bfd_object, /* Linker/assembler/compiler output. */
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bfd_archive, /* Object archive file. */
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bfd_core, /* Core dump. */
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bfd_type_end /* Marks the end; don't use it! */
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}
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bfd_format;
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/* Symbols and relocation. */
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/* A count of carsyms (canonical archive symbols). */
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typedef unsigned long symindex;
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/* How to perform a relocation. */
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typedef const struct reloc_howto_struct reloc_howto_type;
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#define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
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/* General purpose part of a symbol X;
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target specific parts are in libcoff.h, libaout.h, etc. */
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#define bfd_get_section(x) ((x)->section)
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#define bfd_get_output_section(x) ((x)->section->output_section)
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#define bfd_set_section(x,y) ((x)->section) = (y)
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#define bfd_asymbol_base(x) ((x)->section->vma)
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#define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value)
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#define bfd_asymbol_name(x) ((x)->name)
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/*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/
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#define bfd_asymbol_bfd(x) ((x)->the_bfd)
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#define bfd_asymbol_flavour(x) \
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(((x)->flags & BSF_SYNTHETIC) != 0 \
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? bfd_target_unknown_flavour \
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: bfd_asymbol_bfd (x)->xvec->flavour)
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/* A canonical archive symbol. */
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/* This is a type pun with struct ranlib on purpose! */
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typedef struct carsym
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{
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char *name;
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file_ptr file_offset; /* Look here to find the file. */
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}
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carsym; /* To make these you call a carsymogen. */
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/* Used in generating armaps (archive tables of contents).
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Perhaps just a forward definition would do? */
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struct orl /* Output ranlib. */
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{
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char **name; /* Symbol name. */
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union
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{
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file_ptr pos;
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bfd *abfd;
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} u; /* bfd* or file position. */
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int namidx; /* Index into string table. */
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};
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/* Linenumber stuff. */
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typedef struct lineno_cache_entry
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{
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unsigned int line_number; /* Linenumber from start of function. */
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union
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{
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struct bfd_symbol *sym; /* Function name. */
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bfd_vma offset; /* Offset into section. */
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} u;
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}
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alent;
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/* Object and core file sections. */
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#define align_power(addr, align) \
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(((addr) + ((bfd_vma) 1 << (align)) - 1) & ((bfd_vma) -1 << (align)))
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typedef struct bfd_section *sec_ptr;
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#define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0)
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#define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0)
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#define bfd_get_section_lma(bfd, ptr) ((ptr)->lma + 0)
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#define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0)
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#define bfd_section_name(bfd, ptr) ((ptr)->name)
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#define bfd_section_size(bfd, ptr) ((ptr)->size)
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#define bfd_get_section_size(ptr) ((ptr)->size)
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#define bfd_section_vma(bfd, ptr) ((ptr)->vma)
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#define bfd_section_lma(bfd, ptr) ((ptr)->lma)
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#define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
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#define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0)
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#define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata)
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#define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0)
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#define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma = (val)), ((ptr)->user_set_vma = TRUE), TRUE)
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#define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),TRUE)
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#define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),TRUE)
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/* Find the address one past the end of SEC. */
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#define bfd_get_section_limit(bfd, sec) \
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(((sec)->rawsize ? (sec)->rawsize : (sec)->size) \
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/ bfd_octets_per_byte (bfd))
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/* Return TRUE if section has been discarded. */
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#define elf_discarded_section(sec) \
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(!bfd_is_abs_section (sec) \
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&& bfd_is_abs_section ((sec)->output_section) \
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&& (sec)->sec_info_type != ELF_INFO_TYPE_MERGE \
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&& (sec)->sec_info_type != ELF_INFO_TYPE_JUST_SYMS)
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/* Forward define. */
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struct stat;
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typedef enum bfd_print_symbol
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{
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bfd_print_symbol_name,
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bfd_print_symbol_more,
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bfd_print_symbol_all
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} bfd_print_symbol_type;
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/* Information about a symbol that nm needs. */
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typedef struct _symbol_info
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{
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symvalue value;
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char type;
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const char *name; /* Symbol name. */
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unsigned char stab_type; /* Stab type. */
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char stab_other; /* Stab other. */
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short stab_desc; /* Stab desc. */
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const char *stab_name; /* String for stab type. */
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} symbol_info;
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/* Get the name of a stabs type code. */
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extern const char *bfd_get_stab_name (int);
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/* Hash table routines. There is no way to free up a hash table. */
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/* An element in the hash table. Most uses will actually use a larger
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structure, and an instance of this will be the first field. */
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struct bfd_hash_entry
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{
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/* Next entry for this hash code. */
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struct bfd_hash_entry *next;
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/* String being hashed. */
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const char *string;
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/* Hash code. This is the full hash code, not the index into the
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table. */
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unsigned long hash;
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};
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/* A hash table. */
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struct bfd_hash_table
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{
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/* The hash array. */
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struct bfd_hash_entry **table;
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/* A function used to create new elements in the hash table. The
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first entry is itself a pointer to an element. When this
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function is first invoked, this pointer will be NULL. However,
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having the pointer permits a hierarchy of method functions to be
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built each of which calls the function in the superclass. Thus
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each function should be written to allocate a new block of memory
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only if the argument is NULL. */
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struct bfd_hash_entry *(*newfunc)
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(struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
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/* An objalloc for this hash table. This is a struct objalloc *,
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but we use void * to avoid requiring the inclusion of objalloc.h. */
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void *memory;
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/* The number of slots in the hash table. */
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unsigned int size;
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/* The number of entries in the hash table. */
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unsigned int count;
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/* The size of elements. */
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unsigned int entsize;
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/* If non-zero, don't grow the hash table. */
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unsigned int frozen:1;
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};
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/* Initialize a hash table. */
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extern bfd_boolean bfd_hash_table_init
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(struct bfd_hash_table *,
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struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
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struct bfd_hash_table *,
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const char *),
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unsigned int);
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/* Initialize a hash table specifying a size. */
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extern bfd_boolean bfd_hash_table_init_n
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(struct bfd_hash_table *,
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struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
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struct bfd_hash_table *,
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const char *),
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unsigned int, unsigned int);
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/* Free up a hash table. */
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extern void bfd_hash_table_free
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(struct bfd_hash_table *);
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/* Look up a string in a hash table. If CREATE is TRUE, a new entry
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will be created for this string if one does not already exist. The
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COPY argument must be TRUE if this routine should copy the string
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into newly allocated memory when adding an entry. */
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extern struct bfd_hash_entry *bfd_hash_lookup
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(struct bfd_hash_table *, const char *, bfd_boolean create,
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bfd_boolean copy);
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/* Insert an entry in a hash table. */
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extern struct bfd_hash_entry *bfd_hash_insert
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(struct bfd_hash_table *, const char *, unsigned long);
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/* Replace an entry in a hash table. */
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extern void bfd_hash_replace
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(struct bfd_hash_table *, struct bfd_hash_entry *old,
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struct bfd_hash_entry *nw);
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/* Base method for creating a hash table entry. */
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extern struct bfd_hash_entry *bfd_hash_newfunc
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(struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
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/* Grab some space for a hash table entry. */
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extern void *bfd_hash_allocate
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(struct bfd_hash_table *, unsigned int);
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/* Traverse a hash table in a random order, calling a function on each
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element. If the function returns FALSE, the traversal stops. The
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INFO argument is passed to the function. */
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extern void bfd_hash_traverse
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(struct bfd_hash_table *,
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bfd_boolean (*) (struct bfd_hash_entry *, void *),
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void *info);
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/* Allows the default size of a hash table to be configured. New hash
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tables allocated using bfd_hash_table_init will be created with
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this size. */
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extern void bfd_hash_set_default_size (bfd_size_type);
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/* This structure is used to keep track of stabs in sections
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information while linking. */
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struct stab_info
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{
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/* A hash table used to hold stabs strings. */
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struct bfd_strtab_hash *strings;
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/* The header file hash table. */
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struct bfd_hash_table includes;
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/* The first .stabstr section. */
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struct bfd_section *stabstr;
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};
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#define COFF_SWAP_TABLE (void *) &bfd_coff_std_swap_table
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/* User program access to BFD facilities. */
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/* Direct I/O routines, for programs which know more about the object
|
||
file than BFD does. Use higher level routines if possible. */
|
||
|
||
extern bfd_size_type bfd_bread (void *, bfd_size_type, bfd *);
|
||
extern bfd_size_type bfd_bwrite (const void *, bfd_size_type, bfd *);
|
||
extern int bfd_seek (bfd *, file_ptr, int);
|
||
extern file_ptr bfd_tell (bfd *);
|
||
extern int bfd_flush (bfd *);
|
||
extern int bfd_stat (bfd *, struct stat *);
|
||
|
||
/* Deprecated old routines. */
|
||
#if __GNUC__
|
||
#define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
|
||
(warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__), \
|
||
bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
|
||
#define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
|
||
(warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
|
||
bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
|
||
#else
|
||
#define bfd_read(BUF, ELTSIZE, NITEMS, ABFD) \
|
||
(warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
|
||
bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
|
||
#define bfd_write(BUF, ELTSIZE, NITEMS, ABFD) \
|
||
(warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
|
||
bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
|
||
#endif
|
||
extern void warn_deprecated (const char *, const char *, int, const char *);
|
||
|
||
/* Cast from const char * to char * so that caller can assign to
|
||
a char * without a warning. */
|
||
#define bfd_get_filename(abfd) ((char *) (abfd)->filename)
|
||
#define bfd_get_cacheable(abfd) ((abfd)->cacheable)
|
||
#define bfd_get_format(abfd) ((abfd)->format)
|
||
#define bfd_get_target(abfd) ((abfd)->xvec->name)
|
||
#define bfd_get_flavour(abfd) ((abfd)->xvec->flavour)
|
||
#define bfd_family_coff(abfd) \
|
||
(bfd_get_flavour (abfd) == bfd_target_coff_flavour || \
|
||
bfd_get_flavour (abfd) == bfd_target_xcoff_flavour)
|
||
#define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG)
|
||
#define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE)
|
||
#define bfd_header_big_endian(abfd) \
|
||
((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG)
|
||
#define bfd_header_little_endian(abfd) \
|
||
((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE)
|
||
#define bfd_get_file_flags(abfd) ((abfd)->flags)
|
||
#define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags)
|
||
#define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags)
|
||
#define bfd_my_archive(abfd) ((abfd)->my_archive)
|
||
#define bfd_has_map(abfd) ((abfd)->has_armap)
|
||
#define bfd_is_thin_archive(abfd) ((abfd)->is_thin_archive)
|
||
|
||
#define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types)
|
||
#define bfd_usrdata(abfd) ((abfd)->usrdata)
|
||
|
||
#define bfd_get_start_address(abfd) ((abfd)->start_address)
|
||
#define bfd_get_symcount(abfd) ((abfd)->symcount)
|
||
#define bfd_get_outsymbols(abfd) ((abfd)->outsymbols)
|
||
#define bfd_count_sections(abfd) ((abfd)->section_count)
|
||
|
||
#define bfd_get_dynamic_symcount(abfd) ((abfd)->dynsymcount)
|
||
|
||
#define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
|
||
|
||
#define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = bool), TRUE)
|
||
|
||
extern bfd_boolean bfd_cache_close
|
||
(bfd *abfd);
|
||
/* NB: This declaration should match the autogenerated one in libbfd.h. */
|
||
|
||
extern bfd_boolean bfd_cache_close_all (void);
|
||
|
||
extern bfd_boolean bfd_record_phdr
|
||
(bfd *, unsigned long, bfd_boolean, flagword, bfd_boolean, bfd_vma,
|
||
bfd_boolean, bfd_boolean, unsigned int, struct bfd_section **);
|
||
|
||
/* Byte swapping routines. */
|
||
|
||
bfd_uint64_t bfd_getb64 (const void *);
|
||
bfd_uint64_t bfd_getl64 (const void *);
|
||
bfd_int64_t bfd_getb_signed_64 (const void *);
|
||
bfd_int64_t bfd_getl_signed_64 (const void *);
|
||
bfd_vma bfd_getb32 (const void *);
|
||
bfd_vma bfd_getl32 (const void *);
|
||
bfd_signed_vma bfd_getb_signed_32 (const void *);
|
||
bfd_signed_vma bfd_getl_signed_32 (const void *);
|
||
bfd_vma bfd_getb16 (const void *);
|
||
bfd_vma bfd_getl16 (const void *);
|
||
bfd_signed_vma bfd_getb_signed_16 (const void *);
|
||
bfd_signed_vma bfd_getl_signed_16 (const void *);
|
||
void bfd_putb64 (bfd_uint64_t, void *);
|
||
void bfd_putl64 (bfd_uint64_t, void *);
|
||
void bfd_putb32 (bfd_vma, void *);
|
||
void bfd_putl32 (bfd_vma, void *);
|
||
void bfd_putb16 (bfd_vma, void *);
|
||
void bfd_putl16 (bfd_vma, void *);
|
||
|
||
/* Byte swapping routines which take size and endiannes as arguments. */
|
||
|
||
bfd_uint64_t bfd_get_bits (const void *, int, bfd_boolean);
|
||
void bfd_put_bits (bfd_uint64_t, void *, int, bfd_boolean);
|
||
|
||
extern bfd_boolean bfd_section_already_linked_table_init (void);
|
||
extern void bfd_section_already_linked_table_free (void);
|
||
|
||
/* Externally visible ECOFF routines. */
|
||
|
||
#if defined(__STDC__) || defined(ALMOST_STDC)
|
||
struct ecoff_debug_info;
|
||
struct ecoff_debug_swap;
|
||
struct ecoff_extr;
|
||
struct bfd_symbol;
|
||
struct bfd_link_info;
|
||
struct bfd_link_hash_entry;
|
||
struct bfd_elf_version_tree;
|
||
#endif
|
||
extern bfd_vma bfd_ecoff_get_gp_value
|
||
(bfd * abfd);
|
||
extern bfd_boolean bfd_ecoff_set_gp_value
|
||
(bfd *abfd, bfd_vma gp_value);
|
||
extern bfd_boolean bfd_ecoff_set_regmasks
|
||
(bfd *abfd, unsigned long gprmask, unsigned long fprmask,
|
||
unsigned long *cprmask);
|
||
extern void *bfd_ecoff_debug_init
|
||
(bfd *output_bfd, struct ecoff_debug_info *output_debug,
|
||
const struct ecoff_debug_swap *output_swap, struct bfd_link_info *);
|
||
extern void bfd_ecoff_debug_free
|
||
(void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
|
||
const struct ecoff_debug_swap *output_swap, struct bfd_link_info *);
|
||
extern bfd_boolean bfd_ecoff_debug_accumulate
|
||
(void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
|
||
const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
|
||
struct ecoff_debug_info *input_debug,
|
||
const struct ecoff_debug_swap *input_swap, struct bfd_link_info *);
|
||
extern bfd_boolean bfd_ecoff_debug_accumulate_other
|
||
(void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
|
||
const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
|
||
struct bfd_link_info *);
|
||
extern bfd_boolean bfd_ecoff_debug_externals
|
||
(bfd *abfd, struct ecoff_debug_info *debug,
|
||
const struct ecoff_debug_swap *swap, bfd_boolean relocatable,
|
||
bfd_boolean (*get_extr) (struct bfd_symbol *, struct ecoff_extr *),
|
||
void (*set_index) (struct bfd_symbol *, bfd_size_type));
|
||
extern bfd_boolean bfd_ecoff_debug_one_external
|
||
(bfd *abfd, struct ecoff_debug_info *debug,
|
||
const struct ecoff_debug_swap *swap, const char *name,
|
||
struct ecoff_extr *esym);
|
||
extern bfd_size_type bfd_ecoff_debug_size
|
||
(bfd *abfd, struct ecoff_debug_info *debug,
|
||
const struct ecoff_debug_swap *swap);
|
||
extern bfd_boolean bfd_ecoff_write_debug
|
||
(bfd *abfd, struct ecoff_debug_info *debug,
|
||
const struct ecoff_debug_swap *swap, file_ptr where);
|
||
extern bfd_boolean bfd_ecoff_write_accumulated_debug
|
||
(void *handle, bfd *abfd, struct ecoff_debug_info *debug,
|
||
const struct ecoff_debug_swap *swap,
|
||
struct bfd_link_info *info, file_ptr where);
|
||
|
||
/* Externally visible ELF routines. */
|
||
|
||
struct bfd_link_needed_list
|
||
{
|
||
struct bfd_link_needed_list *next;
|
||
bfd *by;
|
||
const char *name;
|
||
};
|
||
|
||
enum dynamic_lib_link_class {
|
||
DYN_NORMAL = 0,
|
||
DYN_AS_NEEDED = 1,
|
||
DYN_DT_NEEDED = 2,
|
||
DYN_NO_ADD_NEEDED = 4,
|
||
DYN_NO_NEEDED = 8
|
||
};
|
||
|
||
enum notice_asneeded_action {
|
||
notice_as_needed,
|
||
notice_not_needed,
|
||
notice_needed
|
||
};
|
||
|
||
extern bfd_boolean bfd_elf_record_link_assignment
|
||
(bfd *, struct bfd_link_info *, const char *, bfd_boolean,
|
||
bfd_boolean);
|
||
extern struct bfd_link_needed_list *bfd_elf_get_needed_list
|
||
(bfd *, struct bfd_link_info *);
|
||
extern bfd_boolean bfd_elf_get_bfd_needed_list
|
||
(bfd *, struct bfd_link_needed_list **);
|
||
extern bfd_boolean bfd_elf_size_dynamic_sections
|
||
(bfd *, const char *, const char *, const char *, const char *, const char *,
|
||
const char * const *, struct bfd_link_info *, struct bfd_section **,
|
||
struct bfd_elf_version_tree *);
|
||
extern bfd_boolean bfd_elf_size_dynsym_hash_dynstr
|
||
(bfd *, struct bfd_link_info *);
|
||
extern void bfd_elf_set_dt_needed_name
|
||
(bfd *, const char *);
|
||
extern const char *bfd_elf_get_dt_soname
|
||
(bfd *);
|
||
extern void bfd_elf_set_dyn_lib_class
|
||
(bfd *, enum dynamic_lib_link_class);
|
||
extern int bfd_elf_get_dyn_lib_class
|
||
(bfd *);
|
||
extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
|
||
(bfd *, struct bfd_link_info *);
|
||
extern bfd_boolean bfd_elf_discard_info
|
||
(bfd *, struct bfd_link_info *);
|
||
extern unsigned int _bfd_elf_default_action_discarded
|
||
(struct bfd_section *);
|
||
|
||
/* Return an upper bound on the number of bytes required to store a
|
||
copy of ABFD's program header table entries. Return -1 if an error
|
||
occurs; bfd_get_error will return an appropriate code. */
|
||
extern long bfd_get_elf_phdr_upper_bound
|
||
(bfd *abfd);
|
||
|
||
/* Copy ABFD's program header table entries to *PHDRS. The entries
|
||
will be stored as an array of Elf_Internal_Phdr structures, as
|
||
defined in include/elf/internal.h. To find out how large the
|
||
buffer needs to be, call bfd_get_elf_phdr_upper_bound.
|
||
|
||
Return the number of program header table entries read, or -1 if an
|
||
error occurs; bfd_get_error will return an appropriate code. */
|
||
extern int bfd_get_elf_phdrs
|
||
(bfd *abfd, void *phdrs);
|
||
|
||
/* Create a new BFD as if by bfd_openr. Rather than opening a file,
|
||
reconstruct an ELF file by reading the segments out of remote memory
|
||
based on the ELF file header at EHDR_VMA and the ELF program headers it
|
||
points to. If not null, *LOADBASEP is filled in with the difference
|
||
between the VMAs from which the segments were read, and the VMAs the
|
||
file headers (and hence BFD's idea of each section's VMA) put them at.
|
||
|
||
The function TARGET_READ_MEMORY is called to copy LEN bytes from the
|
||
remote memory at target address VMA into the local buffer at MYADDR; it
|
||
should return zero on success or an `errno' code on failure. TEMPL must
|
||
be a BFD for an ELF target with the word size and byte order found in
|
||
the remote memory. */
|
||
extern bfd *bfd_elf_bfd_from_remote_memory
|
||
(bfd *templ, bfd_vma ehdr_vma, bfd_vma *loadbasep,
|
||
int (*target_read_memory) (bfd_vma vma, bfd_byte *myaddr, int len));
|
||
|
||
/* Return the arch_size field of an elf bfd, or -1 if not elf. */
|
||
extern int bfd_get_arch_size
|
||
(bfd *);
|
||
|
||
/* Return TRUE if address "naturally" sign extends, or -1 if not elf. */
|
||
extern int bfd_get_sign_extend_vma
|
||
(bfd *);
|
||
|
||
extern struct bfd_section *_bfd_elf_tls_setup
|
||
(bfd *, struct bfd_link_info *);
|
||
|
||
extern void _bfd_fix_excluded_sec_syms
|
||
(bfd *, struct bfd_link_info *);
|
||
|
||
extern unsigned bfd_m68k_mach_to_features (int);
|
||
|
||
extern int bfd_m68k_features_to_mach (unsigned);
|
||
|
||
extern bfd_boolean bfd_m68k_elf32_create_embedded_relocs
|
||
(bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *,
|
||
char **);
|
||
|
||
extern void bfd_elf_m68k_set_target_options (struct bfd_link_info *, int);
|
||
|
||
extern bfd_boolean bfd_bfin_elf32_create_embedded_relocs
|
||
(bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *,
|
||
char **);
|
||
|
||
extern bfd_boolean bfd_cr16_elf32_create_embedded_relocs
|
||
(bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *,
|
||
char **);
|
||
|
||
/* SunOS shared library support routines for the linker. */
|
||
|
||
extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
|
||
(bfd *, struct bfd_link_info *);
|
||
extern bfd_boolean bfd_sunos_record_link_assignment
|
||
(bfd *, struct bfd_link_info *, const char *);
|
||
extern bfd_boolean bfd_sunos_size_dynamic_sections
|
||
(bfd *, struct bfd_link_info *, struct bfd_section **,
|
||
struct bfd_section **, struct bfd_section **);
|
||
|
||
/* Linux shared library support routines for the linker. */
|
||
|
||
extern bfd_boolean bfd_i386linux_size_dynamic_sections
|
||
(bfd *, struct bfd_link_info *);
|
||
extern bfd_boolean bfd_m68klinux_size_dynamic_sections
|
||
(bfd *, struct bfd_link_info *);
|
||
extern bfd_boolean bfd_sparclinux_size_dynamic_sections
|
||
(bfd *, struct bfd_link_info *);
|
||
|
||
/* mmap hacks */
|
||
|
||
struct _bfd_window_internal;
|
||
typedef struct _bfd_window_internal bfd_window_internal;
|
||
|
||
typedef struct _bfd_window
|
||
{
|
||
/* What the user asked for. */
|
||
void *data;
|
||
bfd_size_type size;
|
||
/* The actual window used by BFD. Small user-requested read-only
|
||
regions sharing a page may share a single window into the object
|
||
file. Read-write versions shouldn't until I've fixed things to
|
||
keep track of which portions have been claimed by the
|
||
application; don't want to give the same region back when the
|
||
application wants two writable copies! */
|
||
struct _bfd_window_internal *i;
|
||
}
|
||
bfd_window;
|
||
|
||
extern void bfd_init_window
|
||
(bfd_window *);
|
||
extern void bfd_free_window
|
||
(bfd_window *);
|
||
extern bfd_boolean bfd_get_file_window
|
||
(bfd *, file_ptr, bfd_size_type, bfd_window *, bfd_boolean);
|
||
|
||
/* XCOFF support routines for the linker. */
|
||
|
||
extern bfd_boolean bfd_xcoff_split_import_path
|
||
(bfd *, const char *, const char **, const char **);
|
||
extern bfd_boolean bfd_xcoff_set_archive_import_path
|
||
(struct bfd_link_info *, bfd *, const char *);
|
||
extern bfd_boolean bfd_xcoff_link_record_set
|
||
(bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, bfd_size_type);
|
||
extern bfd_boolean bfd_xcoff_import_symbol
|
||
(bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, bfd_vma,
|
||
const char *, const char *, const char *, unsigned int);
|
||
extern bfd_boolean bfd_xcoff_export_symbol
|
||
(bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *);
|
||
extern bfd_boolean bfd_xcoff_link_count_reloc
|
||
(bfd *, struct bfd_link_info *, const char *);
|
||
extern bfd_boolean bfd_xcoff_record_link_assignment
|
||
(bfd *, struct bfd_link_info *, const char *);
|
||
extern bfd_boolean bfd_xcoff_size_dynamic_sections
|
||
(bfd *, struct bfd_link_info *, const char *, const char *,
|
||
unsigned long, unsigned long, unsigned long, bfd_boolean,
|
||
int, bfd_boolean, unsigned int, struct bfd_section **, bfd_boolean);
|
||
extern bfd_boolean bfd_xcoff_link_generate_rtinit
|
||
(bfd *, const char *, const char *, bfd_boolean);
|
||
|
||
/* XCOFF support routines for ar. */
|
||
extern bfd_boolean bfd_xcoff_ar_archive_set_magic
|
||
(bfd *, char *);
|
||
|
||
/* Externally visible COFF routines. */
|
||
|
||
#if defined(__STDC__) || defined(ALMOST_STDC)
|
||
struct internal_syment;
|
||
union internal_auxent;
|
||
#endif
|
||
|
||
extern bfd_boolean bfd_coff_get_syment
|
||
(bfd *, struct bfd_symbol *, struct internal_syment *);
|
||
|
||
extern bfd_boolean bfd_coff_get_auxent
|
||
(bfd *, struct bfd_symbol *, int, union internal_auxent *);
|
||
|
||
extern bfd_boolean bfd_coff_set_symbol_class
|
||
(bfd *, struct bfd_symbol *, unsigned int);
|
||
|
||
extern bfd_boolean bfd_m68k_coff_create_embedded_relocs
|
||
(bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, char **);
|
||
|
||
/* ARM VFP11 erratum workaround support. */
|
||
typedef enum
|
||
{
|
||
BFD_ARM_VFP11_FIX_DEFAULT,
|
||
BFD_ARM_VFP11_FIX_NONE,
|
||
BFD_ARM_VFP11_FIX_SCALAR,
|
||
BFD_ARM_VFP11_FIX_VECTOR
|
||
} bfd_arm_vfp11_fix;
|
||
|
||
extern void bfd_elf32_arm_init_maps
|
||
(bfd *);
|
||
|
||
extern void bfd_elf32_arm_set_vfp11_fix
|
||
(bfd *, struct bfd_link_info *);
|
||
|
||
extern void bfd_elf32_arm_set_cortex_a8_fix
|
||
(bfd *, struct bfd_link_info *);
|
||
|
||
extern bfd_boolean bfd_elf32_arm_vfp11_erratum_scan
|
||
(bfd *, struct bfd_link_info *);
|
||
|
||
extern void bfd_elf32_arm_vfp11_fix_veneer_locations
|
||
(bfd *, struct bfd_link_info *);
|
||
|
||
/* ARM Interworking support. Called from linker. */
|
||
extern bfd_boolean bfd_arm_allocate_interworking_sections
|
||
(struct bfd_link_info *);
|
||
|
||
extern bfd_boolean bfd_arm_process_before_allocation
|
||
(bfd *, struct bfd_link_info *, int);
|
||
|
||
extern bfd_boolean bfd_arm_get_bfd_for_interworking
|
||
(bfd *, struct bfd_link_info *);
|
||
|
||
/* PE ARM Interworking support. Called from linker. */
|
||
extern bfd_boolean bfd_arm_pe_allocate_interworking_sections
|
||
(struct bfd_link_info *);
|
||
|
||
extern bfd_boolean bfd_arm_pe_process_before_allocation
|
||
(bfd *, struct bfd_link_info *, int);
|
||
|
||
extern bfd_boolean bfd_arm_pe_get_bfd_for_interworking
|
||
(bfd *, struct bfd_link_info *);
|
||
|
||
/* ELF ARM Interworking support. Called from linker. */
|
||
extern bfd_boolean bfd_elf32_arm_allocate_interworking_sections
|
||
(struct bfd_link_info *);
|
||
|
||
extern bfd_boolean bfd_elf32_arm_process_before_allocation
|
||
(bfd *, struct bfd_link_info *);
|
||
|
||
void bfd_elf32_arm_set_target_relocs
|
||
(bfd *, struct bfd_link_info *, int, char *, int, int, bfd_arm_vfp11_fix,
|
||
int, int, int, int);
|
||
|
||
extern bfd_boolean bfd_elf32_arm_get_bfd_for_interworking
|
||
(bfd *, struct bfd_link_info *);
|
||
|
||
extern bfd_boolean bfd_elf32_arm_add_glue_sections_to_bfd
|
||
(bfd *, struct bfd_link_info *);
|
||
|
||
/* ELF ARM mapping symbol support */
|
||
#define BFD_ARM_SPECIAL_SYM_TYPE_MAP (1 << 0)
|
||
#define BFD_ARM_SPECIAL_SYM_TYPE_TAG (1 << 1)
|
||
#define BFD_ARM_SPECIAL_SYM_TYPE_OTHER (1 << 2)
|
||
#define BFD_ARM_SPECIAL_SYM_TYPE_ANY (~0)
|
||
extern bfd_boolean bfd_is_arm_special_symbol_name
|
||
(const char * name, int type);
|
||
|
||
extern void bfd_elf32_arm_set_byteswap_code (struct bfd_link_info *, int);
|
||
|
||
/* ARM Note section processing. */
|
||
extern bfd_boolean bfd_arm_merge_machines
|
||
(bfd *, bfd *);
|
||
|
||
extern bfd_boolean bfd_arm_update_notes
|
||
(bfd *, const char *);
|
||
|
||
extern unsigned int bfd_arm_get_mach_from_notes
|
||
(bfd *, const char *);
|
||
|
||
/* ARM stub generation support. Called from the linker. */
|
||
extern int elf32_arm_setup_section_lists
|
||
(bfd *, struct bfd_link_info *);
|
||
extern void elf32_arm_next_input_section
|
||
(struct bfd_link_info *, struct bfd_section *);
|
||
extern bfd_boolean elf32_arm_size_stubs
|
||
(bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma,
|
||
struct bfd_section * (*) (const char *, struct bfd_section *), void (*) (void));
|
||
extern bfd_boolean elf32_arm_build_stubs
|
||
(struct bfd_link_info *);
|
||
|
||
/* ARM unwind section editing support. */
|
||
extern bfd_boolean elf32_arm_fix_exidx_coverage
|
||
(struct bfd_section **, unsigned int, struct bfd_link_info *);
|
||
|
||
/* PowerPC @tls opcode transform/validate. */
|
||
extern unsigned int _bfd_elf_ppc_at_tls_transform
|
||
(unsigned int, unsigned int);
|
||
/* PowerPC @tprel opcode transform/validate. */
|
||
extern unsigned int _bfd_elf_ppc_at_tprel_transform
|
||
(unsigned int, unsigned int);
|
||
|
||
/* TI COFF load page support. */
|
||
extern void bfd_ticoff_set_section_load_page
|
||
(struct bfd_section *, int);
|
||
|
||
extern int bfd_ticoff_get_section_load_page
|
||
(struct bfd_section *);
|
||
|
||
/* H8/300 functions. */
|
||
extern bfd_vma bfd_h8300_pad_address
|
||
(bfd *, bfd_vma);
|
||
|
||
/* IA64 Itanium code generation. Called from linker. */
|
||
extern void bfd_elf32_ia64_after_parse
|
||
(int);
|
||
|
||
extern void bfd_elf64_ia64_after_parse
|
||
(int);
|
||
|
||
/* This structure is used for a comdat section, as in PE. A comdat
|
||
section is associated with a particular symbol. When the linker
|
||
sees a comdat section, it keeps only one of the sections with a
|
||
given name and associated with a given symbol. */
|
||
|
||
struct coff_comdat_info
|
||
{
|
||
/* The name of the symbol associated with a comdat section. */
|
||
const char *name;
|
||
|
||
/* The local symbol table index of the symbol associated with a
|
||
comdat section. This is only meaningful to the object file format
|
||
specific code; it is not an index into the list returned by
|
||
bfd_canonicalize_symtab. */
|
||
long symbol;
|
||
};
|
||
|
||
extern struct coff_comdat_info *bfd_coff_get_comdat_section
|
||
(bfd *, struct bfd_section *);
|
||
|