X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=bfd%2Fmipsbsd.c;h=202c23fb020813fef5b3540c6f2a15d8f62d59ee;hb=95830fd17d6ae253d8f6c2595188cadd59058799;hp=af1ba55aeca8bfca35b21f571b14d73eebcd407d;hpb=93516ec3e0f11b752f2440d6c198ae8cb0b8b430;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/mipsbsd.c b/bfd/mipsbsd.c index af1ba55aec..202c23fb02 100644 --- a/bfd/mipsbsd.c +++ b/bfd/mipsbsd.c @@ -1,27 +1,28 @@ /* BFD backend for MIPS BSD (a.out) binaries. - Copyright 1993, 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003 - Free Software Foundation, Inc. + Copyright 1993, 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, + 2005, 2007, 2009, 2011, 2012 Free Software Foundation, Inc. Written by Ralph Campbell. -This file is part of BFD, the Binary File Descriptor library. + 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 free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, + MA 02110-1301, USA. */ -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. */ /* #define ENTRY_CAN_BE_ZERO */ #define N_HEADER_IN_TEXT(x) 1 -#define N_SHARED_LIB(x) 0 #define N_TXTADDR(x) \ (N_MAGIC(x) != ZMAGIC ? (x).a_entry : /* object file or NMAGIC */\ TEXT_START_ADDR + EXEC_BYTES_SIZE /* no padding */\ @@ -40,23 +41,24 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ the tokens. */ #define MY(OP) CONCAT2 (mipsbsd_,OP) -#include "bfd.h" #include "sysdep.h" +#include "bfd.h" #include "libbfd.h" #include "libaout.h" #define SET_ARCH_MACH(ABFD, EXEC) \ MY(set_arch_mach) (ABFD, N_MACHTYPE (EXEC)); \ MY(choose_reloc_size) (ABFD); -static void MY(set_arch_mach) PARAMS ((bfd *abfd, unsigned long machtype)); -static void MY(choose_reloc_size) PARAMS ((bfd *abfd)); +static void MY(set_arch_mach) (bfd *, unsigned long); +static void MY(choose_reloc_size) (bfd *); #define MY_write_object_contents MY(write_object_contents) -static bfd_boolean MY(write_object_contents) PARAMS ((bfd *abfd)); +static bfd_boolean MY(write_object_contents) (bfd *); /* We can't use MY(x) here because it leads to a recursive call to CONCAT2 when expanded inside JUMP_TABLE. */ -#define MY_bfd_reloc_type_lookup mipsbsd_reloc_howto_type_lookup +#define MY_bfd_reloc_type_lookup mipsbsd_reloc_type_lookup +#define MY_bfd_reloc_name_lookup mipsbsd_reloc_name_lookup #define MY_canonicalize_reloc mipsbsd_canonicalize_reloc #define MY_bfd_link_hash_table_create _bfd_generic_link_hash_table_create @@ -70,17 +72,13 @@ static bfd_boolean MY(write_object_contents) PARAMS ((bfd *abfd)); #include "aout-target.h" static bfd_reloc_status_type mips_fix_jmp_addr - PARAMS ((bfd *, arelent *, struct symbol_cache_entry *, PTR, asection *, - bfd *, char **)); -static reloc_howto_type *MY(reloc_howto_type_lookup) - PARAMS ((bfd *, bfd_reloc_code_real_type)); + (bfd *, arelent *, struct bfd_symbol *, void *, asection *, + bfd *, char **); -long MY(canonicalize_reloc) PARAMS ((bfd *, sec_ptr, arelent **, asymbol **)); +long MY(canonicalize_reloc) (bfd *, sec_ptr, arelent **, asymbol **); static void -MY(set_arch_mach) (abfd, machtype) - bfd *abfd; - unsigned long machtype; +MY(set_arch_mach) (bfd *abfd, unsigned long machtype) { enum bfd_architecture arch; unsigned int machine; @@ -109,13 +107,11 @@ MY(set_arch_mach) (abfd, machtype) /* Determine the size of a relocation entry, based on the architecture */ static void -MY (choose_reloc_size) (abfd) - bfd *abfd; +MY (choose_reloc_size) (bfd *abfd) { switch (bfd_get_arch (abfd)) { case bfd_arch_sparc: - case bfd_arch_a29k: case bfd_arch_mips: obj_reloc_entry_size (abfd) = RELOC_EXT_SIZE; break; @@ -130,8 +126,7 @@ MY (choose_reloc_size) (abfd) file header, symbols, and relocation. */ static bfd_boolean -MY (write_object_contents) (abfd) - bfd *abfd; +MY (write_object_contents) (bfd *abfd) { struct external_exec exec_bytes; struct internal_exec *execp = exec_hdr (abfd); @@ -157,9 +152,6 @@ MY (write_object_contents) (abfd) case bfd_arch_i386: N_SET_MACHTYPE (*execp, M_386); break; - case bfd_arch_a29k: - N_SET_MACHTYPE (*execp, M_29K); - break; case bfd_arch_mips: switch (bfd_get_mach (abfd)) { @@ -199,20 +191,18 @@ MY (write_object_contents) (abfd) program counter, then we need to signal an error. */ static bfd_reloc_status_type -mips_fix_jmp_addr (abfd, reloc_entry, symbol, data, input_section, output_bfd, - error_message) - bfd *abfd ATTRIBUTE_UNUSED; - arelent *reloc_entry; - struct symbol_cache_entry *symbol; - PTR data ATTRIBUTE_UNUSED; - asection *input_section; - bfd *output_bfd; - char **error_message ATTRIBUTE_UNUSED; +mips_fix_jmp_addr (bfd *abfd ATTRIBUTE_UNUSED, + arelent *reloc_entry, + struct bfd_symbol *symbol, + void * data ATTRIBUTE_UNUSED, + asection *input_section, + bfd *output_bfd, + char **error_message ATTRIBUTE_UNUSED) { bfd_vma relocation, pc; /* If this is a partial relocation, just continue. */ - if (output_bfd != (bfd *)NULL) + if (output_bfd != (bfd *) NULL) return bfd_reloc_continue; /* If this is an undefined symbol, return error */ @@ -220,7 +210,7 @@ mips_fix_jmp_addr (abfd, reloc_entry, symbol, data, input_section, output_bfd, && (symbol->flags & BSF_WEAK) == 0) return bfd_reloc_undefined; - /* Work out which section the relocation is targetted at and the + /* Work out which section the relocation is targeted at and the initial relocation command value. */ if (bfd_is_com_section (symbol->section)) relocation = 0; @@ -246,19 +236,13 @@ mips_fix_jmp_addr (abfd, reloc_entry, symbol, data, input_section, output_bfd, when the low bits are added at run time. */ static bfd_reloc_status_type -mips_fix_hi16_s PARAMS ((bfd *, arelent *, asymbol *, PTR, - asection *, bfd *, char **)); - -static bfd_reloc_status_type -mips_fix_hi16_s (abfd, reloc_entry, symbol, data, input_section, - output_bfd, error_message) - bfd *abfd ATTRIBUTE_UNUSED; - arelent *reloc_entry; - asymbol *symbol; - PTR data ATTRIBUTE_UNUSED; - asection *input_section ATTRIBUTE_UNUSED; - bfd *output_bfd; - char **error_message ATTRIBUTE_UNUSED; +mips_fix_hi16_s (bfd *abfd ATTRIBUTE_UNUSED, + arelent *reloc_entry, + asymbol *symbol, + void * data ATTRIBUTE_UNUSED, + asection *input_section ATTRIBUTE_UNUSED, + bfd *output_bfd, + char **error_message ATTRIBUTE_UNUSED) { bfd_vma relocation; @@ -271,7 +255,7 @@ mips_fix_hi16_s (abfd, reloc_entry, symbol, data, input_section, && (symbol->flags & BSF_WEAK) == 0) return bfd_reloc_undefined; - /* Work out which section the relocation is targetted at and the + /* Work out which section the relocation is targeted at and the initial relocation command value. */ if (bfd_is_com_section (symbol->section)) relocation = 0; @@ -288,7 +272,8 @@ mips_fix_hi16_s (abfd, reloc_entry, symbol, data, input_section, return bfd_reloc_continue; } -static reloc_howto_type mips_howto_table_ext[] = { +static reloc_howto_type mips_howto_table_ext[] = +{ {MIPS_RELOC_32, 0, 2, 32, FALSE, 0, complain_overflow_bitfield, 0, "32", FALSE, 0, 0xffffffff, FALSE}, {MIPS_RELOC_JMP, 2, 2, 26, FALSE, 0, complain_overflow_dont, @@ -306,13 +291,10 @@ static reloc_howto_type mips_howto_table_ext[] = { }; static reloc_howto_type * -MY(reloc_howto_type_lookup) (abfd, code) - bfd *abfd; - bfd_reloc_code_real_type code; +MY(reloc_type_lookup) (bfd *abfd, bfd_reloc_code_real_type code) { - if (bfd_get_arch (abfd) != bfd_arch_mips) - return 0; + return NULL; switch (code) { @@ -330,18 +312,33 @@ MY(reloc_howto_type_lookup) (abfd, code) case BFD_RELOC_LO16: return (&mips_howto_table_ext[MIPS_RELOC_LO16]); default: - return 0; + return NULL; } } +static reloc_howto_type * +MY(reloc_name_lookup) (bfd *abfd ATTRIBUTE_UNUSED, + const char *r_name) +{ + unsigned int i; + + for (i = 0; + i < sizeof (mips_howto_table_ext) / sizeof (mips_howto_table_ext[0]); + i++) + if (mips_howto_table_ext[i].name != NULL + && strcasecmp (mips_howto_table_ext[i].name, r_name) == 0) + return &mips_howto_table_ext[i]; + + return NULL; +} + /* This is just like the standard aoutx.h version but we need to do our own mapping of external reloc type values to howto entries. */ long -MY(canonicalize_reloc) (abfd, section, relptr, symbols) - bfd *abfd; - sec_ptr section; - arelent **relptr; - asymbol **symbols; +MY(canonicalize_reloc) (bfd *abfd, + sec_ptr section, + arelent **relptr, + asymbol **symbols) { arelent *tblptr = section->relocation; unsigned int count, c; @@ -385,7 +382,8 @@ MY(canonicalize_reloc) (abfd, section, relptr, symbols) return section->reloc_count; } -static const struct aout_backend_data MY(backend_data) = { +static const struct aout_backend_data MY(backend_data) = +{ 0, /* zmagic contiguous */ 1, /* text incl header */ 0, /* entry is text address */ @@ -404,7 +402,7 @@ static const struct aout_backend_data MY(backend_data) = { extern const bfd_target aout_mips_big_vec; const bfd_target aout_mips_little_vec = - { +{ "a.out-mips-little", /* name */ bfd_target_aout_flavour, BFD_ENDIAN_LITTLE, /* target byte order (little) */ @@ -416,6 +414,7 @@ const bfd_target aout_mips_little_vec = MY_symbol_leading_char, ' ', /* ar_pad_char */ 15, /* ar_max_namelen */ + 0, /* match priority. */ bfd_getl64, bfd_getl_signed_64, bfd_putl64, bfd_getl32, bfd_getl_signed_32, bfd_putl32, bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* data */ @@ -441,7 +440,7 @@ const bfd_target aout_mips_little_vec = & aout_mips_big_vec, - (PTR) MY_backend_data + MY_backend_data }; const bfd_target aout_mips_big_vec = @@ -457,6 +456,7 @@ const bfd_target aout_mips_big_vec = MY_symbol_leading_char, ' ', /* ar_pad_char */ 15, /* ar_max_namelen */ + 0, /* match priority. */ bfd_getb64, bfd_getb_signed_64, bfd_putb64, bfd_getb32, bfd_getb_signed_32, bfd_putb32, bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* data */ @@ -482,5 +482,5 @@ const bfd_target aout_mips_big_vec = & aout_mips_little_vec, - (PTR) MY_backend_data + MY_backend_data };