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/* Internal format of XCOFF object file data structures for BFD.
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/* Internal format of XCOFF object file data structures for BFD.
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Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2005
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Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2005,
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Free Software Foundation, Inc.
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2009 Free Software Foundation, Inc.
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Written by Ian Lance Taylor <ian@cygnus.com>, Cygnus Support.
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Written by Ian Lance Taylor <ian@cygnus.com>, Cygnus Support.
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This file is part of BFD, the Binary File Descriptor library.
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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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This program is free software; you can redistribute it and/or modify
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#define L_IMPORT (0x40)
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#define L_IMPORT (0x40)
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/* Entry point. */
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/* Entry point. */
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#define L_ENTRY (0x20)
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#define L_ENTRY (0x20)
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/* Exported symbol. */
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/* Exported symbol. */
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#define L_EXPORT (0x10)
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#define L_EXPORT (0x10)
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/* Weak symbol. */
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#define L_WEAK (0x08)
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/* The ldrel structure. This is used to represent a reloc in the
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/* The ldrel structure. This is used to represent a reloc in the
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.loader section. */
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.loader section. */
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struct internal_ldrel
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struct internal_ldrel
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#define XCOFF_DEF_DYNAMIC 0x00000004
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#define XCOFF_DEF_DYNAMIC 0x00000004
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/* Symbol is used in a reloc being copied into the .loader section. */
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/* Symbol is used in a reloc being copied into the .loader section. */
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#define XCOFF_LDREL 0x00000008
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#define XCOFF_LDREL 0x00000008
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/* Symbol is the entry point. */
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/* Symbol is the entry point. */
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#define XCOFF_ENTRY 0x00000010
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#define XCOFF_ENTRY 0x00000010
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/* Symbol is called; this is, it appears in a R_BR reloc. */
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/* Symbol is for a function and is the target of a relocation.
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The relocation may or may not be a branch-type relocation. */
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#define XCOFF_CALLED 0x00000020
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#define XCOFF_CALLED 0x00000020
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/* Symbol needs the TOC entry filled in. */
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/* Symbol needs the TOC entry filled in. */
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#define XCOFF_SET_TOC 0x00000040
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#define XCOFF_SET_TOC 0x00000040
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/* Symbol is explicitly imported. */
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/* Symbol is implicitly or explicitly imported. */
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#define XCOFF_IMPORT 0x00000080
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#define XCOFF_IMPORT 0x00000080
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/* Symbol is explicitly exported. */
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/* Symbol is explicitly exported. */
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#define XCOFF_EXPORT 0x00000100
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#define XCOFF_EXPORT 0x00000100
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/* Symbol has been processed by xcoff_build_ldsyms. */
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/* Symbol has been processed by xcoff_build_ldsyms. */
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#define XCOFF_BUILT_LDSYM 0x00000200
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#define XCOFF_BUILT_LDSYM 0x00000200
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#define XCOFF_RTINIT 0x00004000
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#define XCOFF_RTINIT 0x00004000
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/* Symbol is an imported 32 bit syscall. */
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/* Symbol is an imported 32 bit syscall. */
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#define XCOFF_SYSCALL32 0x00008000
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#define XCOFF_SYSCALL32 0x00008000
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/* Symbol is an imported 64 bit syscall. */
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/* Symbol is an imported 64 bit syscall. */
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#define XCOFF_SYSCALL64 0x00010000
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#define XCOFF_SYSCALL64 0x00010000
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/* Symbol was not explicitly defined by the time it was marked. */
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#define XCOFF_WAS_UNDEFINED 0x00020000
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/* We have assigned an output XCOFF entry to this symbol. */
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#define XCOFF_ALLOCATED 0x00040000
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/* The XCOFF linker hash table. */
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/* The XCOFF linker hash table. */
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#define XCOFF_NUMBER_OF_SPECIAL_SECTIONS 6
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#define XCOFF_NUMBER_OF_SPECIAL_SECTIONS 6
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#define XCOFF_SPECIAL_SECTION_TEXT 0
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#define XCOFF_SPECIAL_SECTION_TEXT 0
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#define XCOFF_SPECIAL_SECTION_DATA 2
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#define XCOFF_SPECIAL_SECTION_DATA 2
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#define XCOFF_SPECIAL_SECTION_EDATA 3
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#define XCOFF_SPECIAL_SECTION_EDATA 3
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#define XCOFF_SPECIAL_SECTION_END 4
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#define XCOFF_SPECIAL_SECTION_END 4
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#define XCOFF_SPECIAL_SECTION_END2 5
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#define XCOFF_SPECIAL_SECTION_END2 5
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struct xcoff_link_hash_table
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/* These flags indicate which of -bexpall and -bexpfull are in effect. */
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{
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#define XCOFF_EXPALL 1
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struct bfd_link_hash_table root;
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#define XCOFF_EXPFULL 2
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/* The .debug string hash table. We need to compute this while
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reading the input files, so that we know how large the .debug
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section will be before we assign section positions. */
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struct bfd_strtab_hash *debug_strtab;
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/* The .debug section we will use for the final output. */
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asection *debug_section;
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/* The .loader section we will use for the final output. */
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asection *loader_section;
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/* A count of non TOC relative relocs which will need to be
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allocated in the .loader section. */
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size_t ldrel_count;
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/* The .loader section header. */
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struct internal_ldhdr ldhdr;
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/* The .gl section we use to hold global linkage code. */
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asection *linkage_section;
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/* The .tc section we use to hold toc entries we build for global
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linkage code. */
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asection *toc_section;
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/* The .ds section we use to hold function descriptors which we
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create for exported symbols. */
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asection *descriptor_section;
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/* The list of import files. */
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struct xcoff_import_file *imports;
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/* Required alignment of sections within the output file. */
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unsigned long file_align;
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/* Whether the .text section must be read-only. */
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bfd_boolean textro;
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/* Whether garbage collection was done. */
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bfd_boolean gc;
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/* A linked list of symbols for which we have size information. */
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struct xcoff_link_size_list
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{
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struct xcoff_link_size_list *next;
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struct xcoff_link_hash_entry *h;
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bfd_size_type size;
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}
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*size_list;
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/* Magic sections: _text, _etext, _data, _edata, _end, end. */
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asection *special_sections[XCOFF_NUMBER_OF_SPECIAL_SECTIONS];
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};
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/* This structure is used to pass information through
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/* This structure is used to pass information through
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xcoff_link_hash_traverse. */
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xcoff_link_hash_traverse. */
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struct xcoff_loader_info
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struct xcoff_loader_info
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bfd *output_bfd;
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bfd *output_bfd;
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/* Link information structure. */
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/* Link information structure. */
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struct bfd_link_info *info;
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struct bfd_link_info *info;
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/* Whether all defined symbols should be exported. */
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/* A mask of XCOFF_EXPALL and XCOFF_EXPFULL flags. */
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bfd_boolean export_defineds;
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unsigned int auto_export_flags;
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/* Number of ldsym structures. */
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/* Number of ldsym structures. */
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size_t ldsym_count;
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size_t ldsym_count;
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/* Size of string table. */
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/* Size of string table. */
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#define arch_xhdr(bfd) \
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#define arch_xhdr(bfd) \
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((struct xcoff_ar_hdr *) arch_eltdata (bfd)->arch_header)
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((struct xcoff_ar_hdr *) arch_eltdata (bfd)->arch_header)
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#define arch_xhdr_big(bfd) \
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#define arch_xhdr_big(bfd) \
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((struct xcoff_ar_hdr_big *) arch_eltdata (bfd)->arch_header)
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((struct xcoff_ar_hdr_big *) arch_eltdata (bfd)->arch_header)
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/* True if symbols of class CLASS are external. */
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#define EXTERN_SYM_P(CLASS) \
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((CLASS) == C_EXT || (CLASS) == C_AIX_WEAKEXT)
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#endif /* _INTERNAL_XCOFF_H */
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#endif /* _INTERNAL_XCOFF_H */
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No newline at end of file
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No newline at end of file
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