Import of Binutils from the FSF 2.15 branch (just post-.0 release).
These bits are taken from the FSF anoncvs repo on 23-May-2004 04:41:00 UTC.
This commit is contained in:
parent
da03bc7002
commit
e74f71ff7f
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/vendor/binutils/dist/; revision=131722
21
contrib/binutils/bfd/elf32-ppc.h
Normal file
21
contrib/binutils/bfd/elf32-ppc.h
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@ -0,0 +1,21 @@
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/* PowerPC-specific support for 64-bit ELF.
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Copyright 2003 Free Software Foundation, Inc.
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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 2 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
|
||||
GNU General Public License for more details.
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||||
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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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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asection *ppc_elf_tls_setup (bfd *, struct bfd_link_info *);
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bfd_boolean ppc_elf_tls_optimize (bfd *, struct bfd_link_info *);
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245
contrib/binutils/bfd/libxcoff.h
Normal file
245
contrib/binutils/bfd/libxcoff.h
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@ -0,0 +1,245 @@
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/* BFD XCOFF object file private structure.
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Copyright 2001, 2002 Free Software Foundation, Inc.
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Written by Tom Rix, Redhat.
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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 2 of the License, or
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(at your option) any later version.
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||||
|
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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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#ifndef LIBXCOFF_H
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#define LIBXCOFF_H
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/* This is the backend information kept for XCOFF files. This
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structure is constant for a particular backend. The first element
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is the COFF backend data structure, so that XCOFF targets can use
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the generic COFF code. */
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struct xcoff_backend_data_rec
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{
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/* COFF backend information. */
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bfd_coff_backend_data coff;
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/* Magic number. */
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unsigned short _xcoff_magic_number;
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/* Architecture and machine for coff_set_arch_mach_hook. */
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enum bfd_architecture _xcoff_architecture;
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long _xcoff_machine;
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/* Function pointers to xcoff specific swap routines. */
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void (* _xcoff_swap_ldhdr_in)
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PARAMS ((bfd *, const PTR, struct internal_ldhdr *));
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void (* _xcoff_swap_ldhdr_out)
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PARAMS ((bfd *, const struct internal_ldhdr *, PTR));
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void (* _xcoff_swap_ldsym_in)
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PARAMS ((bfd *, const PTR, struct internal_ldsym *));
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void (* _xcoff_swap_ldsym_out)
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PARAMS ((bfd *, const struct internal_ldsym *, PTR));
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void (* _xcoff_swap_ldrel_in)
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PARAMS ((bfd *, const PTR, struct internal_ldrel *));
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void (* _xcoff_swap_ldrel_out)
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PARAMS ((bfd *, const struct internal_ldrel *, PTR));
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/* Size of the external struct. */
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unsigned int _xcoff_ldhdrsz;
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unsigned int _xcoff_ldsymsz;
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unsigned int _xcoff_ldrelsz;
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/* Size an entry in a descriptor section. */
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unsigned int _xcoff_function_descriptor_size;
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/* Size of the small aout file header. */
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unsigned int _xcoff_small_aout_header_size;
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/* Loader version
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1 : XCOFF32
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2 : XCOFF64. */
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unsigned long _xcoff_ldhdr_version;
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bfd_boolean (* _xcoff_put_symbol_name)
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PARAMS ((bfd *, struct bfd_strtab_hash *, struct internal_syment *,
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const char *));
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bfd_boolean (* _xcoff_put_ldsymbol_name)
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PARAMS ((bfd *, struct xcoff_loader_info *, struct internal_ldsym *,
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const char *));
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reloc_howto_type *_xcoff_dynamic_reloc;
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asection * (* _xcoff_create_csect_from_smclas)
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PARAMS ((bfd *, union internal_auxent *, const char *));
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/* Line number and relocation overflow.
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XCOFF32 overflows to another section when the line number or the
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relocation count exceeds 0xffff. XCOFF64 does not overflow. */
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bfd_boolean (*_xcoff_is_lineno_count_overflow)
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PARAMS ((bfd *, bfd_vma));
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bfd_boolean (*_xcoff_is_reloc_count_overflow)
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PARAMS ((bfd *, bfd_vma));
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/* Loader section symbol and relocation table offset
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XCOFF32 is after the .loader header
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XCOFF64 is offset in .loader header. */
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bfd_vma (*_xcoff_loader_symbol_offset)
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PARAMS ((bfd *, struct internal_ldhdr *));
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bfd_vma (*_xcoff_loader_reloc_offset)
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PARAMS ((bfd *, struct internal_ldhdr *));
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/* Global linkage. The first word of global linkage code must be be
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modified by filling in the correct TOC offset. */
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unsigned long *_xcoff_glink_code;
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/* Size of the global link code in bytes of the xcoff_glink_code table. */
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unsigned long _xcoff_glink_size;
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/* rtinit. */
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unsigned int _xcoff_rtinit_size;
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bfd_boolean (*_xcoff_generate_rtinit)
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PARAMS ((bfd *, const char *, const char *, bfd_boolean));
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};
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/* Look up an entry in an XCOFF link hash table. */
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#define xcoff_link_hash_lookup(table, string, create, copy, follow) \
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((struct xcoff_link_hash_entry *) \
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bfd_link_hash_lookup (&(table)->root, (string), (create), (copy),\
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(follow)))
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/* Traverse an XCOFF link hash table. */
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#define xcoff_link_hash_traverse(table, func, info) \
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(bfd_link_hash_traverse \
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(&(table)->root, \
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(bfd_boolean (*) PARAMS ((struct bfd_link_hash_entry *, PTR))) (func), \
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(info)))
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/* Get the XCOFF link hash table from the info structure. This is
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just a cast. */
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#define xcoff_hash_table(p) ((struct xcoff_link_hash_table *) ((p)->hash))
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#define xcoff_backend(abfd) \
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((struct xcoff_backend_data_rec *) (abfd)->xvec->backend_data)
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#define bfd_xcoff_magic_number(a) ((xcoff_backend(a)->_xcoff_magic_number))
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#define bfd_xcoff_architecture(a) ((xcoff_backend(a)->_xcoff_architecture))
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#define bfd_xcoff_machine(a) ((xcoff_backend(a)->_xcoff_machine))
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#define bfd_xcoff_swap_ldhdr_in(a, b, c) \
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((xcoff_backend(a)->_xcoff_swap_ldhdr_in) ((a), (b), (c)))
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#define bfd_xcoff_swap_ldhdr_out(a, b, c) \
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((xcoff_backend(a)->_xcoff_swap_ldhdr_out) ((a), (b), (c)))
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#define bfd_xcoff_swap_ldsym_in(a, b, c) \
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((xcoff_backend(a)->_xcoff_swap_ldsym_in) ((a), (b), (c)))
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#define bfd_xcoff_swap_ldsym_out(a, b, c) \
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((xcoff_backend(a)->_xcoff_swap_ldsym_out) ((a), (b), (c)))
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#define bfd_xcoff_swap_ldrel_in(a, b, c) \
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((xcoff_backend(a)->_xcoff_swap_ldrel_in) ((a), (b), (c)))
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#define bfd_xcoff_swap_ldrel_out(a, b, c) \
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((xcoff_backend(a)->_xcoff_swap_ldrel_out) ((a), (b), (c)))
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#define bfd_xcoff_ldhdrsz(a) ((xcoff_backend(a)->_xcoff_ldhdrsz))
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#define bfd_xcoff_ldsymsz(a) ((xcoff_backend(a)->_xcoff_ldsymsz))
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#define bfd_xcoff_ldrelsz(a) ((xcoff_backend(a)->_xcoff_ldrelsz))
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#define bfd_xcoff_function_descriptor_size(a) \
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((xcoff_backend(a)->_xcoff_function_descriptor_size))
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#define bfd_xcoff_small_aout_header_size(a) \
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((xcoff_backend(a)->_xcoff_small_aout_header_size))
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#define bfd_xcoff_ldhdr_version(a) ((xcoff_backend(a)->_xcoff_ldhdr_version))
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#define bfd_xcoff_put_symbol_name(a, b, c, d) \
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((xcoff_backend(a)->_xcoff_put_symbol_name) ((a), (b), (c), (d)))
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#define bfd_xcoff_put_ldsymbol_name(a, b, c, d) \
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((xcoff_backend(a)->_xcoff_put_ldsymbol_name) ((a), (b), (c), (d)))
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/* Get the XCOFF hash table entries for a BFD. */
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#define obj_xcoff_sym_hashes(bfd) \
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((struct xcoff_link_hash_entry **) obj_coff_sym_hashes (bfd))
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#define bfd_xcoff_dynamic_reloc_howto(a) \
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((xcoff_backend(a)->_xcoff_dynamic_reloc))
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#define bfd_xcoff_create_csect_from_smclas(a, b, c) \
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((xcoff_backend(a)->_xcoff_create_csect_from_smclas((a), (b), (c))))
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#define bfd_xcoff_is_lineno_count_overflow(a, b) \
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((xcoff_backend(a)->_xcoff_is_lineno_count_overflow((a), (b))))
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#define bfd_xcoff_is_reloc_count_overflow(a, b) \
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((xcoff_backend(a)->_xcoff_is_reloc_count_overflow((a), (b))))
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#define bfd_xcoff_loader_symbol_offset(a, b) \
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((xcoff_backend(a)->_xcoff_loader_symbol_offset((a), (b))))
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#define bfd_xcoff_loader_reloc_offset(a, b) \
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((xcoff_backend(a)->_xcoff_loader_reloc_offset((a), (b))))
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#define bfd_xcoff_glink_code(a, b) ((xcoff_backend(a)->_xcoff_glink_code[(b)]))
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#define bfd_xcoff_glink_code_size(a) ((xcoff_backend(a)->_xcoff_glink_size))
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/* Check for the magic number U803XTOCMAGIC or U64_TOCMAGIC for 64 bit
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targets. */
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#define bfd_xcoff_is_xcoff64(a) \
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( (0x01EF == (bfd_xcoff_magic_number(a))) \
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|| (0x01F7 == (bfd_xcoff_magic_number(a))))
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/* Check for the magic number U802TOMAGIC for 32 bit targets. */
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#define bfd_xcoff_is_xcoff32(a) (0x01DF == (bfd_xcoff_magic_number(a)))
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#define bfd_xcoff_rtinit_size(a) ((xcoff_backend(a)->_xcoff_rtinit_size))
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#define bfd_xcoff_generate_rtinit(a, b, c, d) ((xcoff_backend(a)->_xcoff_generate_rtinit ((a), (b), (c), (d))))
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/* Accessor macros for tdata. */
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#define bfd_xcoff_text_align_power(a) ((xcoff_data (a)->text_align_power))
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#define bfd_xcoff_data_align_power(a) ((xcoff_data (a)->data_align_power))
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/* xcoff*_ppc_relocate_section macros */
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#define XCOFF_MAX_CALCULATE_RELOCATION (0x1c)
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#define XCOFF_MAX_COMPLAIN_OVERFLOW (4)
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/* N_ONES produces N one bits, without overflowing machine arithmetic. */
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#ifdef N_ONES
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#undef N_ONES
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#endif
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#define N_ONES(n) (((((bfd_vma) 1 << ((n) - 1)) - 1) << 1) | 1)
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#define XCOFF_RELOC_FUNCTION_ARGS \
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bfd *, asection *, bfd *, struct internal_reloc *, \
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struct internal_syment *, struct reloc_howto_struct *, bfd_vma, bfd_vma, \
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bfd_vma *relocation, bfd_byte *contents
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#define XCOFF_COMPLAIN_FUNCTION_ARGS \
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bfd *, bfd_vma, bfd_vma, struct reloc_howto_struct *howto
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extern bfd_boolean (*xcoff_calculate_relocation[XCOFF_MAX_CALCULATE_RELOCATION])
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PARAMS ((XCOFF_RELOC_FUNCTION_ARGS));
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extern bfd_boolean (*xcoff_complain_overflow[XCOFF_MAX_COMPLAIN_OVERFLOW])
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PARAMS ((XCOFF_COMPLAIN_FUNCTION_ARGS));
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/* Relocation functions */
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bfd_boolean xcoff_reloc_type_noop PARAMS ((XCOFF_RELOC_FUNCTION_ARGS));
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bfd_boolean xcoff_reloc_type_fail PARAMS ((XCOFF_RELOC_FUNCTION_ARGS));
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bfd_boolean xcoff_reloc_type_pos PARAMS ((XCOFF_RELOC_FUNCTION_ARGS));
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bfd_boolean xcoff_reloc_type_neg PARAMS ((XCOFF_RELOC_FUNCTION_ARGS));
|
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bfd_boolean xcoff_reloc_type_rel PARAMS ((XCOFF_RELOC_FUNCTION_ARGS));
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bfd_boolean xcoff_reloc_type_toc PARAMS ((XCOFF_RELOC_FUNCTION_ARGS));
|
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bfd_boolean xcoff_reloc_type_ba PARAMS ((XCOFF_RELOC_FUNCTION_ARGS));
|
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bfd_boolean xcoff_reloc_type_crel PARAMS ((XCOFF_RELOC_FUNCTION_ARGS));
|
||||
|
||||
#endif /* LIBXCOFF_H */
|
639
contrib/binutils/include/coff/xcoff.h
Normal file
639
contrib/binutils/include/coff/xcoff.h
Normal file
@ -0,0 +1,639 @@
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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
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Free Software Foundation, Inc.
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||||
Written by Ian Lance Taylor <ian@cygnus.com>, 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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
|
||||
|
||||
#ifndef _INTERNAL_XCOFF_H
|
||||
#define _INTERNAL_XCOFF_H
|
||||
|
||||
/* Linker */
|
||||
|
||||
/* Names of "special" sections. */
|
||||
#define _TEXT ".text"
|
||||
#define _DATA ".data"
|
||||
#define _BSS ".bss"
|
||||
#define _PAD ".pad"
|
||||
#define _LOADER ".loader"
|
||||
#define _EXCEPT ".except"
|
||||
#define _TYPCHK ".typchk"
|
||||
|
||||
/* XCOFF uses a special .loader section with type STYP_LOADER. */
|
||||
#define STYP_LOADER 0x1000
|
||||
|
||||
/* XCOFF uses a special .debug section with type STYP_DEBUG. */
|
||||
#define STYP_DEBUG 0x2000
|
||||
|
||||
/* XCOFF handles line number or relocation overflow by creating
|
||||
another section header with STYP_OVRFLO set. */
|
||||
#define STYP_OVRFLO 0x8000
|
||||
|
||||
/* Specifies an exception section. A section of this type provides
|
||||
information to identify the reason that a trap or ececptin occured within
|
||||
and executable object program */
|
||||
#define STYP_EXCEPT 0x0100
|
||||
|
||||
/* Specifies a type check section. A section of this type contains parameter
|
||||
argument type check strings used by the AIX binder. */
|
||||
#define STYP_TYPCHK 0x4000
|
||||
|
||||
#define RS6K_AOUTHDR_OMAGIC 0x0107 /* old: text & data writeable */
|
||||
#define RS6K_AOUTHDR_NMAGIC 0x0108 /* new: text r/o, data r/w */
|
||||
#define RS6K_AOUTHDR_ZMAGIC 0x010B /* paged: text r/o, both page-aligned */
|
||||
|
||||
/* XCOFF relocation types.
|
||||
The relocations are described in the function
|
||||
xcoff[64]_ppc_relocate_section in coff64-rs6000.c and coff-rs6000.c */
|
||||
|
||||
#define R_POS (0x00)
|
||||
#define R_NEG (0x01)
|
||||
#define R_REL (0x02)
|
||||
#define R_TOC (0x03)
|
||||
#define R_RTB (0x04)
|
||||
#define R_GL (0x05)
|
||||
#define R_TCL (0x06)
|
||||
#define R_BA (0x08)
|
||||
#define R_BR (0x0a)
|
||||
#define R_RL (0x0c)
|
||||
#define R_RLA (0x0d)
|
||||
#define R_REF (0x0f)
|
||||
#define R_TRL (0x12)
|
||||
#define R_TRLA (0x13)
|
||||
#define R_RRTBI (0x14)
|
||||
#define R_RRTBA (0x15)
|
||||
#define R_CAI (0x16)
|
||||
#define R_CREL (0x17)
|
||||
#define R_RBA (0x18)
|
||||
#define R_RBAC (0x19)
|
||||
#define R_RBR (0x1a)
|
||||
#define R_RBRC (0x1b)
|
||||
|
||||
/* Storage class #defines, from /usr/include/storclass.h that are not already
|
||||
defined in internal.h */
|
||||
|
||||
/* Comment string in .info section */
|
||||
#define C_INFO 110
|
||||
|
||||
/* Auxillary Symbol Entries */
|
||||
|
||||
/* x_smtyp values: */
|
||||
#define SMTYP_ALIGN(x) ((x) >> 3) /* log2 of alignment */
|
||||
#define SMTYP_SMTYP(x) ((x) & 0x7) /* symbol type */
|
||||
/* Symbol type values: */
|
||||
#define XTY_ER 0 /* External reference */
|
||||
#define XTY_SD 1 /* Csect definition */
|
||||
#define XTY_LD 2 /* Label definition */
|
||||
#define XTY_CM 3 /* .BSS */
|
||||
#define XTY_EM 4 /* Error message */
|
||||
#define XTY_US 5 /* "Reserved for internal use" */
|
||||
|
||||
/* x_smclas values: */
|
||||
#define XMC_PR 0 /* Read-only program code */
|
||||
#define XMC_RO 1 /* Read-only constant */
|
||||
#define XMC_DB 2 /* Read-only debug dictionary table */
|
||||
#define XMC_TC 3 /* Read-write general TOC entry */
|
||||
#define XMC_UA 4 /* Read-write unclassified */
|
||||
#define XMC_RW 5 /* Read-write data */
|
||||
#define XMC_GL 6 /* Read-only global linkage */
|
||||
#define XMC_XO 7 /* Read-only extended operation */
|
||||
#define XMC_SV 8 /* Read-only supervisor call */
|
||||
#define XMC_BS 9 /* Read-write BSS */
|
||||
#define XMC_DS 10 /* Read-write descriptor csect */
|
||||
#define XMC_UC 11 /* Read-write unnamed Fortran common */
|
||||
#define XMC_TI 12 /* Read-only traceback index csect */
|
||||
#define XMC_TB 13 /* Read-only traceback table csect */
|
||||
/* 14 ??? */
|
||||
#define XMC_TC0 15 /* Read-write TOC anchor */
|
||||
#define XMC_TD 16 /* Read-write data in TOC */
|
||||
#define XMC_SV64 17 /* Read-only 64 bit supervisor call */
|
||||
#define XMC_SV3264 18 /* Read-only 32 or 64 bit supervisor call */
|
||||
|
||||
/* The ldhdr structure. This appears at the start of the .loader
|
||||
section. */
|
||||
|
||||
struct internal_ldhdr
|
||||
{
|
||||
/* The version number:
|
||||
1 : 32 bit
|
||||
2 : 64 bit */
|
||||
unsigned long l_version;
|
||||
|
||||
/* The number of symbol table entries. */
|
||||
bfd_size_type l_nsyms;
|
||||
|
||||
/* The number of relocation table entries. */
|
||||
bfd_size_type l_nreloc;
|
||||
|
||||
/* The length of the import file string table. */
|
||||
bfd_size_type l_istlen;
|
||||
|
||||
/* The number of import files. */
|
||||
bfd_size_type l_nimpid;
|
||||
|
||||
/* The offset from the start of the .loader section to the first
|
||||
entry in the import file table. */
|
||||
bfd_size_type l_impoff;
|
||||
|
||||
/* The length of the string table. */
|
||||
bfd_size_type l_stlen;
|
||||
|
||||
/* The offset from the start of the .loader section to the first
|
||||
entry in the string table. */
|
||||
bfd_size_type l_stoff;
|
||||
|
||||
/* The offset to start of the symbol table, only in XCOFF64 */
|
||||
bfd_vma l_symoff;
|
||||
|
||||
/* The offset to the start of the relocation table, only in XCOFF64 */
|
||||
bfd_vma l_rldoff;
|
||||
};
|
||||
|
||||
/* The ldsym structure. This is used to represent a symbol in the
|
||||
.loader section. */
|
||||
|
||||
struct internal_ldsym
|
||||
{
|
||||
union
|
||||
{
|
||||
/* The symbol name if <= SYMNMLEN characters. */
|
||||
char _l_name[SYMNMLEN];
|
||||
struct
|
||||
{
|
||||
/* Zero if the symbol name is more than SYMNMLEN characters. */
|
||||
long _l_zeroes;
|
||||
|
||||
/* The offset in the string table if the symbol name is more
|
||||
than SYMNMLEN characters. */
|
||||
long _l_offset;
|
||||
}
|
||||
_l_l;
|
||||
}
|
||||
_l;
|
||||
|
||||
/* The symbol value. */
|
||||
bfd_vma l_value;
|
||||
|
||||
/* The symbol section number. */
|
||||
short l_scnum;
|
||||
|
||||
/* The symbol type and flags. */
|
||||
char l_smtype;
|
||||
|
||||
/* The symbol storage class. */
|
||||
char l_smclas;
|
||||
|
||||
/* The import file ID. */
|
||||
bfd_size_type l_ifile;
|
||||
|
||||
/* Offset to the parameter type check string. */
|
||||
bfd_size_type l_parm;
|
||||
};
|
||||
|
||||
/* These flags are for the l_smtype field (the lower three bits are an
|
||||
XTY_* value). */
|
||||
|
||||
/* Imported symbol. */
|
||||
#define L_IMPORT (0x40)
|
||||
/* Entry point. */
|
||||
#define L_ENTRY (0x20)
|
||||
/* Exported symbol. */
|
||||
#define L_EXPORT (0x10)
|
||||
|
||||
/* The ldrel structure. This is used to represent a reloc in the
|
||||
.loader section. */
|
||||
|
||||
struct internal_ldrel
|
||||
{
|
||||
/* The reloc address. */
|
||||
bfd_vma l_vaddr;
|
||||
|
||||
/* The symbol table index in the .loader section symbol table. */
|
||||
bfd_size_type l_symndx;
|
||||
|
||||
/* The relocation type and size. */
|
||||
short l_rtype;
|
||||
|
||||
/* The section number this relocation applies to. */
|
||||
short l_rsecnm;
|
||||
};
|
||||
|
||||
/* An entry in the XCOFF linker hash table. */
|
||||
struct xcoff_link_hash_entry
|
||||
{
|
||||
struct bfd_link_hash_entry root;
|
||||
|
||||
/* Symbol index in output file. Set to -1 initially. Set to -2 if
|
||||
there is a reloc against this symbol. */
|
||||
long indx;
|
||||
|
||||
/* If we have created a TOC entry for this symbol, this is the .tc
|
||||
section which holds it. */
|
||||
asection *toc_section;
|
||||
|
||||
union
|
||||
{
|
||||
/* If we have created a TOC entry (the XCOFF_SET_TOC flag is
|
||||
set), this is the offset in toc_section. */
|
||||
bfd_vma toc_offset;
|
||||
|
||||
/* If the TOC entry comes from an input file, this is set to the
|
||||
symbol index of the C_HIDEXT XMC_TC or XMC_TD symbol. */
|
||||
long toc_indx;
|
||||
}
|
||||
u;
|
||||
|
||||
/* If this symbol is a function entry point which is called, this
|
||||
field holds a pointer to the function descriptor. If this symbol
|
||||
is a function descriptor, this field holds a pointer to the
|
||||
function entry point. */
|
||||
struct xcoff_link_hash_entry *descriptor;
|
||||
|
||||
/* The .loader symbol table entry, if there is one. */
|
||||
struct internal_ldsym *ldsym;
|
||||
|
||||
/* If XCOFF_BUILT_LDSYM is set, this is the .loader symbol table
|
||||
index. If XCOFF_BUILD_LDSYM is clear, and XCOFF_IMPORT is set,
|
||||
this is the l_ifile value. */
|
||||
long ldindx;
|
||||
|
||||
/* Some linker flags. */
|
||||
unsigned long flags;
|
||||
|
||||
/* The storage mapping class. */
|
||||
unsigned char smclas;
|
||||
};
|
||||
|
||||
/* Flags for xcoff_link_hash_entry. */
|
||||
|
||||
/* Symbol is referenced by a regular object. */
|
||||
#define XCOFF_REF_REGULAR 0x00000001
|
||||
/* Symbol is defined by a regular object. */
|
||||
#define XCOFF_DEF_REGULAR 0x00000002
|
||||
/* Symbol is defined by a dynamic object. */
|
||||
#define XCOFF_DEF_DYNAMIC 0x00000004
|
||||
/* Symbol is used in a reloc being copied into the .loader section. */
|
||||
#define XCOFF_LDREL 0x00000008
|
||||
/* Symbol is the entry point. */
|
||||
#define XCOFF_ENTRY 0x00000010
|
||||
/* Symbol is called; this is, it appears in a R_BR reloc. */
|
||||
#define XCOFF_CALLED 0x00000020
|
||||
/* Symbol needs the TOC entry filled in. */
|
||||
#define XCOFF_SET_TOC 0x00000040
|
||||
/* Symbol is explicitly imported. */
|
||||
#define XCOFF_IMPORT 0x00000080
|
||||
/* Symbol is explicitly exported. */
|
||||
#define XCOFF_EXPORT 0x00000100
|
||||
/* Symbol has been processed by xcoff_build_ldsyms. */
|
||||
#define XCOFF_BUILT_LDSYM 0x00000200
|
||||
/* Symbol is mentioned by a section which was not garbage collected. */
|
||||
#define XCOFF_MARK 0x00000400
|
||||
/* Symbol size is recorded in size_list list from hash table. */
|
||||
#define XCOFF_HAS_SIZE 0x00000800
|
||||
/* Symbol is a function descriptor. */
|
||||
#define XCOFF_DESCRIPTOR 0x00001000
|
||||
/* Multiple definitions have been for the symbol. */
|
||||
#define XCOFF_MULTIPLY_DEFINED 0x00002000
|
||||
/* Symbol is the __rtinit symbol. */
|
||||
#define XCOFF_RTINIT 0x00004000
|
||||
/* Symbol is an imported 32 bit syscall. */
|
||||
#define XCOFF_SYSCALL32 0x00008000
|
||||
/* Symbol is an imported 64 bit syscall. */
|
||||
#define XCOFF_SYSCALL64 0x00010000
|
||||
|
||||
/* The XCOFF linker hash table. */
|
||||
|
||||
#define XCOFF_NUMBER_OF_SPECIAL_SECTIONS 6
|
||||
#define XCOFF_SPECIAL_SECTION_TEXT 0
|
||||
#define XCOFF_SPECIAL_SECTION_ETEXT 1
|
||||
#define XCOFF_SPECIAL_SECTION_DATA 2
|
||||
#define XCOFF_SPECIAL_SECTION_EDATA 3
|
||||
#define XCOFF_SPECIAL_SECTION_END 4
|
||||
#define XCOFF_SPECIAL_SECTION_END2 5
|
||||
|
||||
struct xcoff_link_hash_table
|
||||
{
|
||||
struct bfd_link_hash_table root;
|
||||
|
||||
/* The .debug string hash table. We need to compute this while
|
||||
reading the input files, so that we know how large the .debug
|
||||
section will be before we assign section positions. */
|
||||
struct bfd_strtab_hash *debug_strtab;
|
||||
|
||||
/* The .debug section we will use for the final output. */
|
||||
asection *debug_section;
|
||||
|
||||
/* The .loader section we will use for the final output. */
|
||||
asection *loader_section;
|
||||
|
||||
/* A count of non TOC relative relocs which will need to be
|
||||
allocated in the .loader section. */
|
||||
size_t ldrel_count;
|
||||
|
||||
/* The .loader section header. */
|
||||
struct internal_ldhdr ldhdr;
|
||||
|
||||
/* The .gl section we use to hold global linkage code. */
|
||||
asection *linkage_section;
|
||||
|
||||
/* The .tc section we use to hold toc entries we build for global
|
||||
linkage code. */
|
||||
asection *toc_section;
|
||||
|
||||
/* The .ds section we use to hold function descriptors which we
|
||||
create for exported symbols. */
|
||||
asection *descriptor_section;
|
||||
|
||||
/* The list of import files. */
|
||||
struct xcoff_import_file *imports;
|
||||
|
||||
/* Required alignment of sections within the output file. */
|
||||
unsigned long file_align;
|
||||
|
||||
/* Whether the .text section must be read-only. */
|
||||
bfd_boolean textro;
|
||||
|
||||
/* Whether garbage collection was done. */
|
||||
bfd_boolean gc;
|
||||
|
||||
/* A linked list of symbols for which we have size information. */
|
||||
struct xcoff_link_size_list
|
||||
{
|
||||
struct xcoff_link_size_list *next;
|
||||
struct xcoff_link_hash_entry *h;
|
||||
bfd_size_type size;
|
||||
}
|
||||
*size_list;
|
||||
|
||||
/* Magic sections: _text, _etext, _data, _edata, _end, end. */
|
||||
asection *special_sections[XCOFF_NUMBER_OF_SPECIAL_SECTIONS];
|
||||
};
|
||||
|
||||
|
||||
/* This structure is used to pass information through
|
||||
xcoff_link_hash_traverse. */
|
||||
|
||||
struct xcoff_loader_info
|
||||
{
|
||||
/* Set if a problem occurred. */
|
||||
bfd_boolean failed;
|
||||
|
||||
/* Output BFD. */
|
||||
bfd *output_bfd;
|
||||
|
||||
/* Link information structure. */
|
||||
struct bfd_link_info *info;
|
||||
|
||||
/* Whether all defined symbols should be exported. */
|
||||
bfd_boolean export_defineds;
|
||||
|
||||
/* Number of ldsym structures. */
|
||||
size_t ldsym_count;
|
||||
|
||||
/* Size of string table. */
|
||||
size_t string_size;
|
||||
|
||||
/* String table. */
|
||||
bfd_byte *strings;
|
||||
|
||||
/* Allocated size of string table. */
|
||||
size_t string_alc;
|
||||
};
|
||||
|
||||
/* In case we're on a 32-bit machine, construct a 64-bit "-1" value
|
||||
from smaller values. Start with zero, widen, *then* decrement. */
|
||||
#define MINUS_ONE (((bfd_vma) 0) - 1)
|
||||
|
||||
/* __rtinit, from /usr/include/rtinit.h. */
|
||||
struct __rtinit
|
||||
{
|
||||
/* Pointer to runtime linker.
|
||||
XXX: Is the parameter really void? */
|
||||
int (*rtl) (void);
|
||||
|
||||
/* Offset to array of init functions, 0 if none. */
|
||||
int init_offset;
|
||||
|
||||
/* Offset to array of fini functions, 0 if none. */
|
||||
int fini_offset;
|
||||
|
||||
/* Size of __RTINIT_DESCRIPTOR. This value should be used instead of
|
||||
sizeof(__RTINIT_DESCRIPTOR). */
|
||||
int __rtinit_descriptor_size;
|
||||
};
|
||||
|
||||
#define RTINIT_DESCRIPTOR_SIZE (12)
|
||||
|
||||
struct __rtinit_descriptor
|
||||
{
|
||||
/* Init/fini function. */
|
||||
int f;
|
||||
|
||||
/* Offset, relative to the start of the __rtinit symbol, to name of the
|
||||
function. */
|
||||
|
||||
int name_offset;
|
||||
|
||||
/* Flags */
|
||||
unsigned char flags;
|
||||
};
|
||||
|
||||
/* Archive */
|
||||
|
||||
#define XCOFFARMAG "<aiaff>\012"
|
||||
#define XCOFFARMAGBIG "<bigaf>\012"
|
||||
#define SXCOFFARMAG 8
|
||||
|
||||
/* The size of the ascii archive elements */
|
||||
#define XCOFFARMAG_ELEMENT_SIZE 12
|
||||
#define XCOFFARMAGBIG_ELEMENT_SIZE 20
|
||||
|
||||
/* This terminates an XCOFF archive member name. */
|
||||
|
||||
#define XCOFFARFMAG "`\012"
|
||||
#define SXCOFFARFMAG 2
|
||||
|
||||
/* XCOFF archives start with this (printable) structure. */
|
||||
|
||||
struct xcoff_ar_file_hdr
|
||||
{
|
||||
/* Magic string. */
|
||||
char magic[SXCOFFARMAG];
|
||||
|
||||
/* Offset of the member table (decimal ASCII string). */
|
||||
char memoff[XCOFFARMAG_ELEMENT_SIZE];
|
||||
|
||||
/* Offset of the global symbol table (decimal ASCII string). */
|
||||
char symoff[XCOFFARMAG_ELEMENT_SIZE];
|
||||
|
||||
/* Offset of the first member in the archive (decimal ASCII string). */
|
||||
char firstmemoff[XCOFFARMAG_ELEMENT_SIZE];
|
||||
|
||||
/* Offset of the last member in the archive (decimal ASCII string). */
|
||||
char lastmemoff[XCOFFARMAG_ELEMENT_SIZE];
|
||||
|
||||
/* Offset of the first member on the free list (decimal ASCII
|
||||
string). */
|
||||
char freeoff[XCOFFARMAG_ELEMENT_SIZE];
|
||||
};
|
||||
|
||||
#define SIZEOF_AR_FILE_HDR (SXCOFFARMAG + 5 * XCOFFARMAG_ELEMENT_SIZE)
|
||||
|
||||
/* This is the equivalent data structure for the big archive format. */
|
||||
|
||||
struct xcoff_ar_file_hdr_big
|
||||
{
|
||||
/* Magic string. */
|
||||
char magic[SXCOFFARMAG];
|
||||
|
||||
/* Offset of the member table (decimal ASCII string). */
|
||||
char memoff[XCOFFARMAGBIG_ELEMENT_SIZE];
|
||||
|
||||
/* Offset of the global symbol table for 32-bit objects (decimal ASCII
|
||||
string). */
|
||||
char symoff[XCOFFARMAGBIG_ELEMENT_SIZE];
|
||||
|
||||
/* Offset of the global symbol table for 64-bit objects (decimal ASCII
|
||||
string). */
|
||||
char symoff64[XCOFFARMAGBIG_ELEMENT_SIZE];
|
||||
|
||||
/* Offset of the first member in the archive (decimal ASCII string). */
|
||||
char firstmemoff[XCOFFARMAGBIG_ELEMENT_SIZE];
|
||||
|
||||
/* Offset of the last member in the archive (decimal ASCII string). */
|
||||
char lastmemoff[XCOFFARMAGBIG_ELEMENT_SIZE];
|
||||
|
||||
/* Offset of the first member on the free list (decimal ASCII
|
||||
string). */
|
||||
char freeoff[XCOFFARMAGBIG_ELEMENT_SIZE];
|
||||
};
|
||||
|
||||
#define SIZEOF_AR_FILE_HDR_BIG (SXCOFFARMAG + 6 * XCOFFARMAGBIG_ELEMENT_SIZE)
|
||||
|
||||
/* Each XCOFF archive member starts with this (printable) structure. */
|
||||
|
||||
struct xcoff_ar_hdr
|
||||
{
|
||||
/* File size not including the header (decimal ASCII string). */
|
||||
char size[XCOFFARMAG_ELEMENT_SIZE];
|
||||
|
||||
/* File offset of next archive member (decimal ASCII string). */
|
||||
char nextoff[XCOFFARMAG_ELEMENT_SIZE];
|
||||
|
||||
/* File offset of previous archive member (decimal ASCII string). */
|
||||
char prevoff[XCOFFARMAG_ELEMENT_SIZE];
|
||||
|
||||
/* File mtime (decimal ASCII string). */
|
||||
char date[12];
|
||||
|
||||
/* File UID (decimal ASCII string). */
|
||||
char uid[12];
|
||||
|
||||
/* File GID (decimal ASCII string). */
|
||||
char gid[12];
|
||||
|
||||
/* File mode (octal ASCII string). */
|
||||
char mode[12];
|
||||
|
||||
/* Length of file name (decimal ASCII string). */
|
||||
char namlen[4];
|
||||
|
||||
/* This structure is followed by the file name. The length of the
|
||||
name is given in the namlen field. If the length of the name is
|
||||
odd, the name is followed by a null byte. The name and optional
|
||||
null byte are followed by XCOFFARFMAG, which is not included in
|
||||
namlen. The contents of the archive member follow; the number of
|
||||
bytes is given in the size field. */
|
||||
};
|
||||
|
||||
#define SIZEOF_AR_HDR (3 * XCOFFARMAG_ELEMENT_SIZE + 4 * 12 + 4)
|
||||
|
||||
/* The equivalent for the big archive format. */
|
||||
|
||||
struct xcoff_ar_hdr_big
|
||||
{
|
||||
/* File size not including the header (decimal ASCII string). */
|
||||
char size[XCOFFARMAGBIG_ELEMENT_SIZE];
|
||||
|
||||
/* File offset of next archive member (decimal ASCII string). */
|
||||
char nextoff[XCOFFARMAGBIG_ELEMENT_SIZE];
|
||||
|
||||
/* File offset of previous archive member (decimal ASCII string). */
|
||||
char prevoff[XCOFFARMAGBIG_ELEMENT_SIZE];
|
||||
|
||||
/* File mtime (decimal ASCII string). */
|
||||
char date[12];
|
||||
|
||||
/* File UID (decimal ASCII string). */
|
||||
char uid[12];
|
||||
|
||||
/* File GID (decimal ASCII string). */
|
||||
char gid[12];
|
||||
|
||||
/* File mode (octal ASCII string). */
|
||||
char mode[12];
|
||||
|
||||
/* Length of file name (decimal ASCII string). */
|
||||
char namlen[4];
|
||||
|
||||
/* This structure is followed by the file name. The length of the
|
||||
name is given in the namlen field. If the length of the name is
|
||||
odd, the name is followed by a null byte. The name and optional
|
||||
null byte are followed by XCOFFARFMAG, which is not included in
|
||||
namlen. The contents of the archive member follow; the number of
|
||||
bytes is given in the size field. */
|
||||
};
|
||||
|
||||
#define SIZEOF_AR_HDR_BIG (3 * XCOFFARMAGBIG_ELEMENT_SIZE + 4 * 12 + 4)
|
||||
|
||||
/* We often have to distinguish between the old and big file format.
|
||||
Make it a bit cleaner. We can use `xcoff_ardata' here because the
|
||||
`hdr' member has the same size and position in both formats.
|
||||
<bigaf> is the default format, return TRUE even when xcoff_ardata is
|
||||
NULL. */
|
||||
#ifndef SMALL_ARCHIVE
|
||||
/* Creates big archives by default */
|
||||
#define xcoff_big_format_p(abfd) \
|
||||
((NULL != bfd_ardata (abfd) && NULL == xcoff_ardata (abfd)) || \
|
||||
((NULL != bfd_ardata (abfd)) && \
|
||||
(NULL != xcoff_ardata (abfd)) && \
|
||||
(xcoff_ardata (abfd)->magic[1] == 'b')))
|
||||
#else
|
||||
/* Creates small archives by default. */
|
||||
#define xcoff_big_format_p(abfd) \
|
||||
(((NULL != bfd_ardata (abfd)) && \
|
||||
(NULL != xcoff_ardata (abfd)) && \
|
||||
(xcoff_ardata (abfd)->magic[1] == 'b')))
|
||||
#endif
|
||||
|
||||
/* We store a copy of the xcoff_ar_file_hdr in the tdata field of the
|
||||
artdata structure. Similar for the big archive. */
|
||||
#define xcoff_ardata(abfd) \
|
||||
((struct xcoff_ar_file_hdr *) bfd_ardata (abfd)->tdata)
|
||||
#define xcoff_ardata_big(abfd) \
|
||||
((struct xcoff_ar_file_hdr_big *) bfd_ardata (abfd)->tdata)
|
||||
|
||||
/* We store a copy of the xcoff_ar_hdr in the arelt_data field of an
|
||||
archive element. Similar for the big archive. */
|
||||
#define arch_eltdata(bfd) ((struct areltdata *) ((bfd)->arelt_data))
|
||||
#define arch_xhdr(bfd) \
|
||||
((struct xcoff_ar_hdr *) arch_eltdata (bfd)->arch_header)
|
||||
#define arch_xhdr_big(bfd) \
|
||||
((struct xcoff_ar_hdr_big *) arch_eltdata (bfd)->arch_header)
|
||||
|
||||
#endif /* _INTERNAL_XCOFF_H */
|
80
contrib/binutils/ld/emultempl/ppc32elf.em
Normal file
80
contrib/binutils/ld/emultempl/ppc32elf.em
Normal file
@ -0,0 +1,80 @@
|
||||
# This shell script emits a C file. -*- C -*-
|
||||
# Copyright 2003 Free Software Foundation, Inc.
|
||||
#
|
||||
# This file is part of GLD, the Gnu Linker.
|
||||
#
|
||||
# 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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
||||
#
|
||||
|
||||
# This file is sourced from elf32.em, and defines extra powerpc64-elf
|
||||
# specific routines.
|
||||
#
|
||||
cat >>e${EMULATION_NAME}.c <<EOF
|
||||
|
||||
#include "libbfd.h"
|
||||
#include "elf32-ppc.h"
|
||||
|
||||
/* Whether to run tls optimization. */
|
||||
static int notlsopt = 0;
|
||||
|
||||
static void
|
||||
ppc_before_allocation (void)
|
||||
{
|
||||
extern const bfd_target bfd_elf32_powerpc_vec;
|
||||
extern const bfd_target bfd_elf32_powerpcle_vec;
|
||||
|
||||
if (link_info.hash->creator == &bfd_elf32_powerpc_vec
|
||||
|| link_info.hash->creator == &bfd_elf32_powerpcle_vec)
|
||||
{
|
||||
if (ppc_elf_tls_setup (output_bfd, &link_info) && !notlsopt)
|
||||
{
|
||||
if (!ppc_elf_tls_optimize (output_bfd, &link_info))
|
||||
{
|
||||
einfo ("%X%P: TLS problem %E\n");
|
||||
return;
|
||||
}
|
||||
}
|
||||
}
|
||||
gld${EMULATION_NAME}_before_allocation ();
|
||||
}
|
||||
|
||||
EOF
|
||||
|
||||
# Define some shell vars to insert bits of code into the standard elf
|
||||
# parse_args and list_options functions.
|
||||
#
|
||||
PARSE_AND_LIST_PROLOGUE='
|
||||
#define OPTION_NO_TLS_OPT 301
|
||||
'
|
||||
|
||||
PARSE_AND_LIST_LONGOPTS='
|
||||
{ "no-tls-optimize", no_argument, NULL, OPTION_NO_TLS_OPT },
|
||||
'
|
||||
|
||||
PARSE_AND_LIST_OPTIONS='
|
||||
fprintf (file, _("\
|
||||
--no-tls-optimize Don'\''t try to optimize TLS accesses.\n"
|
||||
));
|
||||
'
|
||||
|
||||
PARSE_AND_LIST_ARGS_CASES='
|
||||
case OPTION_NO_TLS_OPT:
|
||||
notlsopt = 1;
|
||||
break;
|
||||
'
|
||||
|
||||
# Put these extra ppc64elf routines in ld_${EMULATION_NAME}_emulation
|
||||
#
|
||||
LDEMUL_BEFORE_ALLOCATION=ppc_before_allocation
|
Loading…
Reference in New Issue
Block a user