mirror of
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07d6d2b834
Binutils is supposed to use tabs. In my git config I have whitespace = indent-with-non-tab,space-before-tab,trailing-space and I got annoyed enough seeing red in "git diff" output to fix the problems. * doc/header.sed: Trim trailing space when splitting lines. * aix386-core.c, * aout-adobe.c, * aout-arm.c, * aout-cris.c, * aout-ns32k.c, * aout-target.h, * aout-tic30.c, * aoutf1.h, * aoutx.h, * arc-got.h, * arc-plt.def, * arc-plt.h, * archive.c, * archive64.c, * archures.c, * armnetbsd.c, * bfd-in.h, * bfd.c, * bfdio.c, * binary.c, * bout.c, * cache.c, * cisco-core.c, * coff-alpha.c, * coff-apollo.c, * coff-arm.c, * coff-h8300.c, * coff-i386.c, * coff-i860.c, * coff-i960.c, * coff-m68k.c, * coff-m88k.c, * coff-mcore.c, * coff-mips.c, * coff-ppc.c, * coff-rs6000.c, * coff-sh.c, * coff-stgo32.c, * coff-tic4x.c, * coff-tic54x.c, * coff-tic80.c, * coff-we32k.c, * coff-x86_64.c, * coff-z80.c, * coff-z8k.c, * coff64-rs6000.c, * coffcode.h, * coffgen.c, * cofflink.c, * coffswap.h, * compress.c, * corefile.c, * cpu-alpha.c, * cpu-arm.c, * cpu-avr.c, * cpu-bfin.c, * cpu-cr16.c, * cpu-cr16c.c, * cpu-crx.c, * cpu-d10v.c, * cpu-frv.c, * cpu-ft32.c, * cpu-i370.c, * cpu-i960.c, * cpu-ia64-opc.c, * cpu-ip2k.c, * cpu-lm32.c, * cpu-m32r.c, * cpu-mcore.c, * cpu-microblaze.c, * cpu-mips.c, * cpu-moxie.c, * cpu-mt.c, * cpu-nios2.c, * cpu-ns32k.c, * cpu-or1k.c, * cpu-powerpc.c, * cpu-pru.c, * cpu-sh.c, * cpu-spu.c, * cpu-v850.c, * cpu-v850_rh850.c, * cpu-xgate.c, * cpu-z80.c, * dwarf1.c, * dwarf2.c, * ecoff.c, * ecofflink.c, * ecoffswap.h, * elf-bfd.h, * elf-eh-frame.c, * elf-hppa.h, * elf-m10200.c, * elf-m10300.c, * elf-s390-common.c, * elf-strtab.c, * elf-vxworks.c, * elf.c, * elf32-am33lin.c, * elf32-arc.c, * elf32-arm.c, * elf32-avr.c, * elf32-avr.h, * elf32-bfin.c, * elf32-cr16.c, * elf32-cr16c.c, * elf32-cris.c, * elf32-crx.c, * elf32-d10v.c, * elf32-d30v.c, * elf32-dlx.c, * elf32-epiphany.c, * elf32-fr30.c, * elf32-frv.c, * elf32-ft32.c, * elf32-h8300.c, * elf32-hppa.c, * elf32-i386.c, * elf32-i860.c, * elf32-i960.c, * elf32-ip2k.c, * elf32-lm32.c, * elf32-m32c.c, * elf32-m32r.c, * elf32-m68hc11.c, * elf32-m68hc12.c, * elf32-m68hc1x.c, * elf32-m68hc1x.h, * elf32-m68k.c, * elf32-m88k.c, * elf32-mcore.c, * elf32-mep.c, * elf32-metag.c, * elf32-microblaze.c, * elf32-mips.c, * elf32-moxie.c, * elf32-msp430.c, * elf32-mt.c, * elf32-nds32.c, * elf32-nds32.h, * elf32-nios2.c, * elf32-or1k.c, * elf32-pj.c, * elf32-ppc.c, * elf32-ppc.h, * elf32-pru.c, * elf32-rl78.c, * elf32-rx.c, * elf32-s390.c, * elf32-score.c, * elf32-score.h, * elf32-score7.c, * elf32-sh-symbian.c, * elf32-sh.c, * elf32-sh64.c, * elf32-sparc.c, * elf32-spu.c, * elf32-tic6x.c, * elf32-tilegx.c, * elf32-tilegx.h, * elf32-tilepro.c, * elf32-tilepro.h, * elf32-v850.c, * elf32-vax.c, * elf32-wasm32.c, * elf32-xc16x.c, * elf32-xgate.c, * elf32-xgate.h, * elf32-xstormy16.c, * elf32-xtensa.c, * elf64-alpha.c, * elf64-hppa.c, * elf64-ia64-vms.c, * elf64-mips.c, * elf64-mmix.c, * elf64-ppc.c, * elf64-s390.c, * elf64-sh64.c, * elf64-sparc.c, * elf64-tilegx.c, * elf64-tilegx.h, * elf64-x86-64.c, * elfcore.h, * elflink.c, * elfn32-mips.c, * elfnn-aarch64.c, * elfnn-ia64.c, * elfnn-riscv.c, * elfxx-aarch64.c, * elfxx-aarch64.h, * elfxx-ia64.c, * elfxx-ia64.h, * elfxx-mips.c, * elfxx-riscv.c, * elfxx-sparc.c, * elfxx-tilegx.c, * elfxx-x86.c, * elfxx-x86.h, * freebsd.h, * hash.c, * host-aout.c, * hp300hpux.c, * hppabsd-core.c, * hpux-core.c, * i386aout.c, * i386linux.c, * i386lynx.c, * i386mach3.c, * i386msdos.c, * i386netbsd.c, * ieee.c, * ihex.c, * irix-core.c, * libaout.h, * libbfd-in.h, * libbfd.c, * libcoff-in.h, * libnlm.h, * libpei.h, * libxcoff.h, * linker.c, * lynx-core.c, * m68k4knetbsd.c, * m68klinux.c, * m68knetbsd.c, * m88kmach3.c, * mach-o-aarch64.c, * mach-o-arm.c, * mach-o-i386.c, * mach-o-target.c, * mach-o-x86-64.c, * mach-o.c, * mach-o.h, * merge.c, * mipsbsd.c, * mmo.c, * netbsd.h, * netbsd-core.c, * newsos3.c, * nlm-target.h, * nlm32-ppc.c, * nlm32-sparc.c, * nlmcode.h, * ns32k.h, * ns32knetbsd.c, * oasys.c, * opncls.c, * pc532-mach.c, * pdp11.c, * pe-arm.c, * pe-i386.c, * pe-mcore.c, * pe-mips.c, * pe-x86_64.c, * peXXigen.c, * pef.c, * pef.h, * pei-arm.c, * pei-i386.c, * pei-mcore.c, * pei-x86_64.c, * peicode.h, * plugin.c, * ppcboot.c, * ptrace-core.c, * reloc.c, * riscix.c, * rs6000-core.c, * section.c, * som.c, * som.h, * sparclinux.c, * sparcnetbsd.c, * srec.c, * stabs.c, * sunos.c, * syms.c, * targets.c, * tekhex.c, * trad-core.c, * vax1knetbsd.c, * vaxnetbsd.c, * verilog.c, * versados.c, * vms-alpha.c, * vms-lib.c, * vms-misc.c, * wasm-module.c, * wasm-module.h, * xcofflink.c, * xsym.c, * xsym.h: Whitespace fixes. * bfd-in2.h, * libbfd.h, * libcoff.h: Regenerate.
246 lines
8.6 KiB
C
246 lines
8.6 KiB
C
/* HP PA-RISC SOM object file format: definitions internal to BFD.
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Copyright (C) 1990-2017 Free Software Foundation, Inc.
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Contributed by the Center for Software Science at the
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University of Utah (pa-gdb-bugs@cs.utah.edu).
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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
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02110-1301, USA. */
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#ifndef _SOM_H
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#define _SOM_H
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#include "libhppa.h"
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/* We want reloc.h to provide PA 2.0 defines. */
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#define PA_2_0
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#include "som/aout.h"
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#include "som/lst.h"
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#include "som/internal.h"
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/* The SOM BFD backend doesn't currently use anything from these
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two include files, but it's likely to need them in the future. */
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#ifdef R_DLT_REL
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#include <shl.h>
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#include <dl.h>
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if defined (HOST_HPPABSD) || defined (HOST_HPPAOSF)
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/* BSD uses a completely different scheme for object file identification.
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so for now, define _PA_RISC_ID to accept any random value for a model
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number. */
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#undef _PA_RISC_ID
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#define _PA_RISC_ID(__m_num) 1
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#endif /* HOST_HPPABSD */
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typedef struct som_symbol
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{
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asymbol symbol;
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unsigned int som_type;
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/* Structured like the ELF tc_data union. Allows more code sharing
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in GAS this way. */
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union
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{
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struct
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{
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unsigned int hppa_arg_reloc;
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unsigned int hppa_priv_level;
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} ap;
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void * any;
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}
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tc_data;
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/* Index of this symbol in the symbol table. Only used when
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building relocation streams for incomplete objects. */
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int index;
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/* How many times this symbol is used in a relocation. By sorting
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the symbols from most used to least used we can significantly
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reduce the size of the relocation stream for incomplete objects. */
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int reloc_count;
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/* During object file writing, the offset of the name of this symbol
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in the SOM string table. */
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int stringtab_offset;
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}
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som_symbol_type;
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/* A structure containing all the magic information stored in a BFD's
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private data which needs to be copied during an objcopy/strip run. */
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struct som_exec_data
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{
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/* Sort-of a magic number. BSD uses it to distinguish between
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native executables and hpux executables. */
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short system_id;
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/* Magic exec flags. These control things like whether or not
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null pointer dereferencing is allowed and the like. */
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long exec_flags;
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/* We must preserve the version identifier too. Some versions
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of the HP linker do not grok NEW_VERSION_ID for reasons unknown. */
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unsigned int version_id;
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/* Add more stuff here as needed. Good examples of information
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we might want to pass would be presumed_dp, entry_* and maybe
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others from the file header. */
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};
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struct somdata
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{
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/* All the magic information about an executable which lives
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in the private BFD structure and needs to be copied from
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the input bfd to the output bfd during an objcopy/strip. */
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struct som_exec_data *exec_data;
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/* These three fields are only used when writing files and are
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generated from scratch. They need not be copied for objcopy
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or strip to work. */
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struct som_header *file_hdr;
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struct som_string_auxhdr *copyright_aux_hdr;
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struct som_string_auxhdr *version_aux_hdr;
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struct som_exec_auxhdr *exec_hdr;
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struct som_compilation_unit *comp_unit;
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/* Pointers to a saved copy of the symbol and string tables. These
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need not be copied for objcopy or strip to work. */
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som_symbol_type *symtab;
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char *stringtab;
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asymbol **sorted_syms;
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/* We remember these offsets so that after check_file_format, we have
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no dependencies on the particular format of the exec_hdr.
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These offsets need not be copied for objcopy or strip to work. */
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file_ptr sym_filepos;
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file_ptr str_filepos;
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file_ptr reloc_filepos;
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unsigned stringtab_size;
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void * line_info;
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};
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struct som_data_struct
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{
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struct somdata a;
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};
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/* Substructure of som_section_data_struct used to hold information
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which can't be represented by the generic BFD section structure,
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but which must be copied during objcopy or strip. */
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struct som_copyable_section_data_struct
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{
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/* Various fields in space and subspace headers that we need
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to pass around. */
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unsigned int sort_key : 8;
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unsigned int access_control_bits : 7;
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unsigned int is_defined : 1;
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unsigned int is_private : 1;
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unsigned int quadrant : 2;
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unsigned int is_comdat : 1;
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unsigned int is_common : 1;
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unsigned int dup_common : 1;
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/* For subspaces, this points to the section which represents the
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space in which the subspace is contained. For spaces it points
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back to the section for this space. */
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asection *container;
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/* The user-specified space number. It is wrong to use this as
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an index since duplicates and holes are allowed. */
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int space_number;
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/* Add more stuff here as needed. Good examples of information
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we might want to pass would be initialization pointers,
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and the many subspace flags we do not represent yet. */
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};
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/* Used to keep extra SOM specific information for a given section.
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reloc_size holds the size of the relocation stream, note this
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is very different from the number of relocations as SOM relocations
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are variable length.
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reloc_stream is the actual stream of relocation entries. */
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struct som_section_data_struct
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{
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struct som_copyable_section_data_struct *copy_data;
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unsigned int reloc_size;
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unsigned char *reloc_stream;
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struct som_space_dictionary_record *space_dict;
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struct som_subspace_dictionary_record *subspace_dict;
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};
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#define somdata(bfd) ((bfd)->tdata.som_data->a)
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#define obj_som_exec_data(bfd) (somdata (bfd).exec_data)
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#define obj_som_file_hdr(bfd) (somdata (bfd).file_hdr)
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#define obj_som_exec_hdr(bfd) (somdata (bfd).exec_hdr)
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#define obj_som_copyright_hdr(bfd) (somdata (bfd).copyright_aux_hdr)
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#define obj_som_version_hdr(bfd) (somdata (bfd).version_aux_hdr)
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#define obj_som_compilation_unit(bfd) (somdata (bfd).comp_unit)
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#define obj_som_symtab(bfd) (somdata (bfd).symtab)
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#define obj_som_stringtab(bfd) (somdata (bfd).stringtab)
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#define obj_som_sym_filepos(bfd) (somdata (bfd).sym_filepos)
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#define obj_som_str_filepos(bfd) (somdata (bfd).str_filepos)
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#define obj_som_stringtab_size(bfd) (somdata (bfd).stringtab_size)
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#define obj_som_reloc_filepos(bfd) (somdata (bfd).reloc_filepos)
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#define obj_som_sorted_syms(bfd) (somdata (bfd).sorted_syms)
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#define som_section_data(sec) ((struct som_section_data_struct *) sec->used_by_bfd)
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#define som_symbol_data(symbol) ((som_symbol_type *) symbol)
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/* Defines groups of basic relocations. FIXME: These should
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be the only basic relocations created by GAS. The rest
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should be internal to the BFD backend.
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The idea is both SOM and ELF define these basic relocation
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types so they map into a SOM or ELF specific relocation as
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appropriate. This allows GAS to share much more code
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between the two object formats. */
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#define R_HPPA_NONE R_NO_RELOCATION
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#define R_HPPA R_CODE_ONE_SYMBOL
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#define R_HPPA_PCREL_CALL R_PCREL_CALL
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#define R_HPPA_ABS_CALL R_ABS_CALL
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#define R_HPPA_GOTOFF R_DP_RELATIVE
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#define R_HPPA_ENTRY R_ENTRY
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#define R_HPPA_EXIT R_EXIT
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#define R_HPPA_COMPLEX R_COMP1
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#define R_HPPA_BEGIN_BRTAB R_BEGIN_BRTAB
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#define R_HPPA_END_BRTAB R_END_BRTAB
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#define R_HPPA_BEGIN_TRY R_BEGIN_TRY
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#define R_HPPA_END_TRY R_END_TRY
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/* Exported functions, mostly for use by GAS. */
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bfd_boolean bfd_som_set_section_attributes (asection *, int, int, unsigned int, int);
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bfd_boolean bfd_som_set_subsection_attributes (asection *, asection *, int, unsigned int, int, int, int, int);
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void bfd_som_set_symbol_type (asymbol *, unsigned int);
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bfd_boolean bfd_som_attach_aux_hdr (bfd *, int, char *);
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int ** hppa_som_gen_reloc_type (bfd *, int, int, enum hppa_reloc_field_selector_type_alt, int, asymbol *);
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bfd_boolean bfd_som_attach_compilation_unit (bfd *, const char *, const char *, const char *, const char *);
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asection * bfd_section_from_som_symbol (bfd *abfd, struct som_external_symbol_dictionary_record *symbol);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _SOM_H */
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