From d3366d234d19187171c0fb6562fab19409fa721b Mon Sep 17 00:00:00 2001 From: David Edelsohn Date: Mon, 22 Jan 1996 17:18:05 +0000 Subject: [PATCH] * elf64-sparc.c (sparc64_elf_object_p): bfd_mach_sparc64 renamed to bfd_mach_sparc_v9. --- bfd/ChangeLog | 1 + bfd/elf64-sparc.c | 462 +++++++++++++++++++++++++++++++++++----------- 2 files changed, 353 insertions(+), 110 deletions(-) diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 67c8c29a1ec..22267ae3504 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -8,6 +8,7 @@ end-sanitize-v8plus * bfd-in2.h: Regenerated. * aoutx.h (aout,machine_type): bfd_mach_sparc64 renamed to bfd_mach_sparc_v9. + * elf64-sparc.c (sparc64_elf_object_p): Likewise. * config.bfd (sparc64-*-sysv4*,sparc64-*-solaris2*): Set targ_defvec to bfd_elf32_sparc_vec. * cpu-sparc.c (arch_info_struct): Renamed from sparc_arch_info. diff --git a/bfd/elf64-sparc.c b/bfd/elf64-sparc.c index 39785905723..8508fdabaee 100644 --- a/bfd/elf64-sparc.c +++ b/bfd/elf64-sparc.c @@ -1,5 +1,5 @@ -/* SPARC-specific support for 32-bit ELF - Copyright 1993 Free Software Foundation, Inc. +/* SPARC-specific support for 64-bit ELF + Copyright 1993, 1995 Free Software Foundation, Inc. This file is part of BFD, the Binary File Descriptor library. @@ -15,26 +15,36 @@ 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., 675 Mass Ave, Cambridge, MA 02139, USA. */ +Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +/* We need a published ABI spec for this. Until one comes out, don't + assume this'll remain unchanged forever. */ #include "bfd.h" #include "sysdep.h" #include "libbfd.h" -#include "libelf.h" +#include "elf-bfd.h" + +static bfd_reloc_status_type sparc64_elf_wdisp16_reloc + PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); +static boolean sparc64_elf_relocate_section + PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, + Elf_Internal_Rela *, Elf_Internal_Sym *, asection **)); +static boolean sparc64_elf_object_p PARAMS ((bfd *)); enum reloc_type { R_SPARC_NONE = 0, - R_SPARC_8, R_SPARC_16, R_SPARC_32, - R_SPARC_DISP8, R_SPARC_DISP16, R_SPARC_DISP32, - R_SPARC_WDISP30, R_SPARC_WDISP22, - R_SPARC_HI22, R_SPARC_22, - R_SPARC_13, R_SPARC_LO10, - R_SPARC_GOT10, R_SPARC_GOT13, R_SPARC_GOT22, - R_SPARC_PC10, R_SPARC_PC22, + R_SPARC_8, R_SPARC_16, R_SPARC_32, + R_SPARC_DISP8, R_SPARC_DISP16, R_SPARC_DISP32, + R_SPARC_WDISP30, R_SPARC_WDISP22, + R_SPARC_HI22, R_SPARC_22, + R_SPARC_13, R_SPARC_LO10, + R_SPARC_GOT10, R_SPARC_GOT13, R_SPARC_GOT22, + R_SPARC_PC10, R_SPARC_PC22, R_SPARC_WPLT30, R_SPARC_COPY, - R_SPARC_GLOB_DAT, R_SPARC_JMP_SLOT, + R_SPARC_GLOB_DAT, R_SPARC_JMP_SLOT, R_SPARC_RELATIVE, R_SPARC_UA32, @@ -52,16 +62,16 @@ enum reloc_type static CONST char *CONST reloc_type_names[] = { "R_SPARC_NONE", - "R_SPARC_8", "R_SPARC_16", "R_SPARC_32", - "R_SPARC_DISP8", "R_SPARC_DISP16", "R_SPARC_DISP32", - "R_SPARC_WDISP30", "R_SPARC_WDISP22", - "R_SPARC_HI22", "R_SPARC_22", - "R_SPARC_13", "R_SPARC_LO10", - "R_SPARC_GOT10", "R_SPARC_GOT13", "R_SPARC_GOT22", - "R_SPARC_PC10", "R_SPARC_PC22", + "R_SPARC_8", "R_SPARC_16", "R_SPARC_32", + "R_SPARC_DISP8", "R_SPARC_DISP16", "R_SPARC_DISP32", + "R_SPARC_WDISP30", "R_SPARC_WDISP22", + "R_SPARC_HI22", "R_SPARC_22", + "R_SPARC_13", "R_SPARC_LO10", + "R_SPARC_GOT10", "R_SPARC_GOT13", "R_SPARC_GOT22", + "R_SPARC_PC10", "R_SPARC_PC22", "R_SPARC_WPLT30", "R_SPARC_COPY", - "R_SPARC_GLOB_DAT", "R_SPARC_JMP_SLOT", + "R_SPARC_GLOB_DAT", "R_SPARC_JMP_SLOT", "R_SPARC_RELATIVE", "R_SPARC_UA32", @@ -76,99 +86,156 @@ static CONST char *CONST reloc_type_names[] = extern void abort (); #define DIE ((bfd_reloc_status_type(*)())abort) -static reloc_howto_type elf_sparc_howto_table[] = +static reloc_howto_type elf_sparc_howto_table[] = { - HOWTO(R_SPARC_NONE, 0,0, 0,false,0,false,false, bfd_elf_generic_reloc,"R_SPARC_NONE", false,0,0x00000000,false), - HOWTO(R_SPARC_8, 0,0, 8,false,0,true, true, bfd_elf_generic_reloc,"R_SPARC_8", false,0,0x000000ff,false), - HOWTO(R_SPARC_16, 0,1,16,false,0,true, true, bfd_elf_generic_reloc,"R_SPARC_16", false,0,0x0000ffff,false), - HOWTO(R_SPARC_32, 0,2,32,false,0,true, true, bfd_elf_generic_reloc,"R_SPARC_32", false,0,0xffffffff,false), - HOWTO(R_SPARC_DISP8, 0,0, 8,true, 0,false, true, bfd_elf_generic_reloc,"R_SPARC_DISP8", false,0,0x000000ff,false), - HOWTO(R_SPARC_DISP16, 0,1,16,true, 0,false, true, bfd_elf_generic_reloc,"R_SPARC_DISP16", false,0,0x0000ffff,false), - HOWTO(R_SPARC_DISP32, 0,2,32,true, 0,false, true, bfd_elf_generic_reloc,"R_SPARC_DISP32", false,0,0x00ffffff,false), - HOWTO(R_SPARC_WDISP30,2,2,30,true, 0,false, true, bfd_elf_generic_reloc,"R_SPARC_WDISP30",false,0,0x3fffffff,true), - HOWTO(R_SPARC_WDISP22,2,2,22,true, 0,false, true, bfd_elf_generic_reloc,"R_SPARC_WDISP22",false,0,0x003fffff,false), - HOWTO(R_SPARC_HI22, 10,2,22,false,0,true, false, bfd_elf_generic_reloc,"R_SPARC_HI22", false,0,0x003fffff,false), - HOWTO(R_SPARC_22, 0,2,22,false,0,true, true, bfd_elf_generic_reloc,"R_SPARC_22", false,0,0x003fffff,false), - HOWTO(R_SPARC_13, 0,1,13,false,0,true, true, bfd_elf_generic_reloc,"R_SPARC_13", false,0,0x00001fff,false), - HOWTO(R_SPARC_LO10, 0,1,10,false,0,true, false, bfd_elf_generic_reloc,"R_SPARC_LO10", false,0,0x000003ff,false), - HOWTO(R_SPARC_GOT10, 0,1,10,false,0,false, true, bfd_elf_generic_reloc,"R_SPARC_GOT10", false,0,0x000003ff,false), - HOWTO(R_SPARC_GOT13, 0,1,13,false,0,false, true, bfd_elf_generic_reloc,"R_SPARC_GOT13", false,0,0x00001fff,false), - HOWTO(R_SPARC_GOT22, 10,2,22,false,0,false, true, bfd_elf_generic_reloc,"R_SPARC_GOT22", false,0,0x003fffff,false), - HOWTO(R_SPARC_PC10, 0,1,10,false,0,true, true, bfd_elf_generic_reloc,"R_SPARC_PC10", false,0,0x000003ff,false), - HOWTO(R_SPARC_PC22, 0,2,22,false,0,true, true, bfd_elf_generic_reloc,"R_SPARC_PC22", false,0,0x003fffff,false), - HOWTO(R_SPARC_WPLT30, 0,0,00,false,0,false,false, bfd_elf_generic_reloc,"R_SPARC_WPLT30", false,0,0x00000000,false), - HOWTO(R_SPARC_COPY, 0,0,00,false,0,false,false, bfd_elf_generic_reloc,"R_SPARC_COPY", false,0,0x00000000,false), - HOWTO(R_SPARC_GLOB_DAT,0,0,00,false,0,false,false,bfd_elf_generic_reloc,"R_SPARC_GLOB_DAT",false,0,0x00000000,false), - HOWTO(R_SPARC_JMP_SLOT,0,0,00,false,0,false,false,bfd_elf_generic_reloc,"R_SPARC_JMP_SLOT",false,0,0x00000000,false), - HOWTO(R_SPARC_RELATIVE,0,0,00,false,0,false,false,bfd_elf_generic_reloc,"R_SPARC_RELATIVE",false,0,0x00000000,false), - HOWTO(R_SPARC_UA32, 0,0,00,false,0,false,false,bfd_elf_generic_reloc,"R_SPARC_UA32", false,0,0x00000000,false), - HOWTO(R_SPARC_10, 0,1,10,false,0,true, true, bfd_elf_generic_reloc,"R_SPARC_10", false,0,0x000003ff,false), - HOWTO(R_SPARC_11, 0,1,11,false,0,true, true, bfd_elf_generic_reloc,"R_SPARC_11", false,0,0x000007ff,false), - HOWTO(R_SPARC_64, 0,4,00,false,0,true, true, bfd_elf_generic_reloc,"R_SPARC_64", false,0,(((bfd_vma)0xffffffff)<<32)+0xffffffff,false), - HOWTO(R_SPARC_OLO10, 0,1,10,false,0,true,false, bfd_elf_generic_reloc,"R_SPARC_OLO10",false,0,0x000003ff,false), - HOWTO(R_SPARC_HH22, 42,2,22,false,0,true, false, bfd_elf_generic_reloc,"R_SPARC_HH22", false,0,0x003fffff,false), - HOWTO(R_SPARC_HM10, 32,1,10,false,0,true,false, bfd_elf_generic_reloc,"R_SPARC_HM10", false,0,0x000003ff,false), - HOWTO(R_SPARC_LM22, 10,2,22,false,0,true,false, bfd_elf_generic_reloc,"R_SPARC_LM22", false,0,0x003fffff,false), - HOWTO(R_SPARC_PC_HH22,42,2,22, true,0,true, false, bfd_elf_generic_reloc,"R_SPARC_HH22", false,0,0x003fffff,false), - HOWTO(R_SPARC_PC_HM10,32,1,10, true,0,true,false, bfd_elf_generic_reloc,"R_SPARC_HM10", false,0,0x000003ff,false), - HOWTO(R_SPARC_PC_LM22,10,2,22,true, 0,true,false, bfd_elf_generic_reloc,"R_SPARC_LM22", false,0,0x003fffff,false), - HOWTO(R_SPARC_WDISP16, 2,2,16,true, 0,false, true,bfd_elf_generic_reloc,"R_SPARC_WDISP16",false,0,0,false), - HOWTO(R_SPARC_WDISP19, 2,2,22,true, 0,false, true, bfd_elf_generic_reloc,"R_SPARC_WDISP19",false,0,0x0007ffff,false), - HOWTO(R_SPARC_GLOB_JMP,0,0,00,false,0,false,false,bfd_elf_generic_reloc,"R_SPARC_GLOB_DAT",false,0,0x00000000,false), - HOWTO(R_SPARC_LO7, 0,1, 7,false,0,false,false,bfd_elf_generic_reloc,"R_SPARC_LO7", false,0,0x0000007f,false), + HOWTO (R_SPARC_NONE, 0, 0, 0, false, 0, complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_NONE", false, 0, 0x00000000, true), + HOWTO (R_SPARC_8, 0, 0, 8, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_SPARC_8", false, 0, 0x000000ff, true), + HOWTO (R_SPARC_16, 0, 1, 16, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_SPARC_16", false, 0, 0x0000ffff, true), + HOWTO (R_SPARC_32, 0, 2, 32, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_SPARC_32", false, 0, 0xffffffff, true), + HOWTO (R_SPARC_DISP8, 0, 0, 8, true, 0, complain_overflow_signed, bfd_elf_generic_reloc, "R_SPARC_DISP8", false, 0, 0x000000ff, true), + HOWTO (R_SPARC_DISP16, 0, 1, 16, true, 0, complain_overflow_signed, bfd_elf_generic_reloc, "R_SPARC_DISP16", false, 0, 0x0000ffff, true), + HOWTO (R_SPARC_DISP32, 0, 2, 32, true, 0, complain_overflow_signed, bfd_elf_generic_reloc, "R_SPARC_DISP32", false, 0, 0x00ffffff, true), + HOWTO (R_SPARC_WDISP30, 2, 2, 30, true, 0, complain_overflow_signed, bfd_elf_generic_reloc, "R_SPARC_WDISP30", false, 0, 0x3fffffff, true), + HOWTO (R_SPARC_WDISP22, 2, 2, 22, true, 0, complain_overflow_signed, bfd_elf_generic_reloc, "R_SPARC_WDISP22", false, 0, 0x003fffff, true), + HOWTO (R_SPARC_HI22, 10, 2, 22, false, 0, complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_HI22", false, 0, 0x003fffff, true), + HOWTO (R_SPARC_22, 0, 2, 22, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_SPARC_22", false, 0, 0x003fffff, true), + HOWTO (R_SPARC_13, 0, 2, 13, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_SPARC_13", false, 0, 0x00001fff, true), + HOWTO (R_SPARC_LO10, 0, 2, 10, false, 0, complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_LO10", false, 0, 0x000003ff, true), + HOWTO (R_SPARC_GOT10, 0, 2, 10, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_SPARC_GOT10", false, 0, 0x000003ff, true), + HOWTO (R_SPARC_GOT13, 0, 2, 13, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_SPARC_GOT13", false, 0, 0x00001fff, true), + HOWTO (R_SPARC_GOT22, 10, 2, 22, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_SPARC_GOT22", false, 0, 0x003fffff, true), + HOWTO (R_SPARC_PC10, 0, 2, 10, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_SPARC_PC10", false, 0, 0x000003ff, true), + HOWTO (R_SPARC_PC22, 0, 2, 22, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_SPARC_PC22", false, 0, 0x003fffff, true), + HOWTO (R_SPARC_WPLT30, 0, 0, 00, false, 0, complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_WPLT30", false, 0, 0x00000000, true), + HOWTO (R_SPARC_COPY, 0, 0, 00, false, 0, complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_COPY", false, 0, 0x00000000, true), + HOWTO (R_SPARC_GLOB_DAT, 0, 0, 00, false, 0, complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_GLOB_DAT", false, 0, 0x00000000, true), + HOWTO (R_SPARC_JMP_SLOT, 0, 0, 00, false, 0, complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_JMP_SLOT", false, 0, 0x00000000, true), + HOWTO (R_SPARC_RELATIVE, 0, 0, 00, false, 0, complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_RELATIVE", false, 0, 0x00000000, true), + HOWTO (R_SPARC_UA32, 0, 0, 00, false, 0, complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_UA32", false, 0, 0x00000000, true), + HOWTO (R_SPARC_10, 0, 2, 10, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_SPARC_10", false, 0, 0x000003ff, true), + HOWTO (R_SPARC_11, 0, 2, 11, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_SPARC_11", false, 0, 0x000007ff, true), + HOWTO (R_SPARC_64, 0, 4, 00, false, 0, complain_overflow_bitfield, bfd_elf_generic_reloc, "R_SPARC_64", false, 0, (((bfd_vma) 0xffffffff) << 32) + 0xffffffff, true), + HOWTO (R_SPARC_OLO10, 0, 2, 10, false, 0, complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_OLO10", false, 0, 0x000003ff, true), + HOWTO (R_SPARC_HH22, 42, 2, 22, false, 0, complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_HH22", false, 0, 0x003fffff, true), + HOWTO (R_SPARC_HM10, 32, 2, 10, false, 0, complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_HM10", false, 0, 0x000003ff, true), + HOWTO (R_SPARC_LM22, 10, 2, 22, false, 0, complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_LM22", false, 0, 0x003fffff, true), + HOWTO (R_SPARC_PC_HH22, 42, 2, 22, true, 0, complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_HH22", false, 0, 0x003fffff, true), + HOWTO (R_SPARC_PC_HM10, 32, 2, 10, true, 0, complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_HM10", false, 0, 0x000003ff, true), + HOWTO (R_SPARC_PC_LM22, 10, 2, 22, true, 0, complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_LM22", false, 0, 0x003fffff, true), + HOWTO (R_SPARC_WDISP16, 2, 2, 16, true, 0, complain_overflow_signed, sparc64_elf_wdisp16_reloc, "R_SPARC_WDISP16", false, 0, 0, true), + HOWTO (R_SPARC_WDISP19, 2, 2, 22, true, 0, complain_overflow_signed, bfd_elf_generic_reloc, "R_SPARC_WDISP19", false, 0, 0x0007ffff, true), + HOWTO (R_SPARC_GLOB_JMP, 0, 0, 00, false, 0, complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_GLOB_DAT", false, 0, 0x00000000, true), + HOWTO (R_SPARC_LO7, 0, 2, 7, false, 0, complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_LO7", false, 0, 0x0000007f, true), }; -struct elf_reloc_map { - unsigned char bfd_reloc_val; - unsigned char elf_reloc_val; -}; +/* Handle the WDISP16 reloc. */ + +static bfd_reloc_status_type +sparc64_elf_wdisp16_reloc (abfd, + reloc_entry, + symbol, + data, + input_section, + output_bfd, + error_message) + bfd *abfd; + arelent *reloc_entry; + asymbol *symbol; + PTR data; + asection *input_section; + bfd *output_bfd; + char **error_message; +{ + bfd_vma relocation; + bfd_vma x; + + if (output_bfd != (bfd *) NULL + && (symbol->flags & BSF_SECTION_SYM) == 0 + && (! reloc_entry->howto->partial_inplace + || reloc_entry->addend == 0)) + { + reloc_entry->address += input_section->output_offset; + return bfd_reloc_ok; + } + + if (output_bfd != NULL) + return bfd_reloc_continue; + + if (reloc_entry->address > input_section->_cooked_size) + return bfd_reloc_outofrange; + + relocation = (symbol->value + + symbol->section->output_section->vma + + symbol->section->output_offset); + relocation += reloc_entry->addend; + relocation -= (input_section->output_section->vma + + input_section->output_offset); + relocation -= reloc_entry->address; + + x = bfd_get_32 (abfd, (char *) data + reloc_entry->address); + x |= ((((relocation >> 2) & 0xc000) << 6) + | ((relocation >> 2) & 0x3fff)); + bfd_put_32 (abfd, x, (char *) data + reloc_entry->address); + + if ((bfd_signed_vma) relocation < - 0x40000 + || (bfd_signed_vma) relocation > 0x3ffff) + return bfd_reloc_overflow; + else + return bfd_reloc_ok; +} + +struct elf_reloc_map + { + unsigned char bfd_reloc_val; + unsigned char elf_reloc_val; + }; static CONST struct elf_reloc_map sparc_reloc_map[] = { - { BFD_RELOC_NONE, R_SPARC_NONE, }, - { BFD_RELOC_16, R_SPARC_16, }, - { BFD_RELOC_8, R_SPARC_8 }, - { BFD_RELOC_8_PCREL, R_SPARC_DISP8 }, - { BFD_RELOC_CTOR, R_SPARC_32 }, /* @@ Assumes 32 bits. */ - { BFD_RELOC_32, R_SPARC_32 }, - { BFD_RELOC_32_PCREL, R_SPARC_DISP32 }, - { BFD_RELOC_HI22, R_SPARC_HI22 }, - { BFD_RELOC_LO10, R_SPARC_LO10, }, - { BFD_RELOC_32_PCREL_S2, R_SPARC_WDISP30 }, - { BFD_RELOC_SPARC22, R_SPARC_22 }, - { BFD_RELOC_SPARC13, R_SPARC_13 }, - { BFD_RELOC_SPARC_GOT10, R_SPARC_GOT10 }, - { BFD_RELOC_SPARC_GOT13, R_SPARC_GOT13 }, - { BFD_RELOC_SPARC_GOT22, R_SPARC_GOT22 }, - { BFD_RELOC_SPARC_PC10, R_SPARC_PC10 }, - { BFD_RELOC_SPARC_PC22, R_SPARC_PC22 }, - { BFD_RELOC_SPARC_WPLT30, R_SPARC_WPLT30 }, - { BFD_RELOC_SPARC_COPY, R_SPARC_COPY }, - { BFD_RELOC_SPARC_GLOB_DAT, R_SPARC_GLOB_DAT }, - { BFD_RELOC_SPARC_JMP_SLOT, R_SPARC_JMP_SLOT }, - { BFD_RELOC_SPARC_RELATIVE, R_SPARC_RELATIVE }, - { BFD_RELOC_SPARC_WDISP22, R_SPARC_WDISP22 }, + {BFD_RELOC_NONE, R_SPARC_NONE,}, + {BFD_RELOC_16, R_SPARC_16,}, + {BFD_RELOC_8, R_SPARC_8}, + {BFD_RELOC_8_PCREL, R_SPARC_DISP8}, + {BFD_RELOC_CTOR, R_SPARC_32}, /* @@ Assumes 32 bits. */ + {BFD_RELOC_32, R_SPARC_32}, + {BFD_RELOC_32_PCREL, R_SPARC_DISP32}, + {BFD_RELOC_HI22, R_SPARC_HI22}, + {BFD_RELOC_LO10, R_SPARC_LO10,}, + {BFD_RELOC_32_PCREL_S2, R_SPARC_WDISP30}, + {BFD_RELOC_SPARC22, R_SPARC_22}, + {BFD_RELOC_SPARC13, R_SPARC_13}, + {BFD_RELOC_SPARC_GOT10, R_SPARC_GOT10}, + {BFD_RELOC_SPARC_GOT13, R_SPARC_GOT13}, + {BFD_RELOC_SPARC_GOT22, R_SPARC_GOT22}, + {BFD_RELOC_SPARC_PC10, R_SPARC_PC10}, + {BFD_RELOC_SPARC_PC22, R_SPARC_PC22}, + {BFD_RELOC_SPARC_WPLT30, R_SPARC_WPLT30}, + {BFD_RELOC_SPARC_COPY, R_SPARC_COPY}, + {BFD_RELOC_SPARC_GLOB_DAT, R_SPARC_GLOB_DAT}, + {BFD_RELOC_SPARC_JMP_SLOT, R_SPARC_JMP_SLOT}, + {BFD_RELOC_SPARC_RELATIVE, R_SPARC_RELATIVE}, + {BFD_RELOC_SPARC_WDISP22, R_SPARC_WDISP22}, /* { BFD_RELOC_SPARC_UA32, R_SPARC_UA32 }, not used?? */ - { BFD_RELOC_SPARC_10, R_SPARC_10 }, - { BFD_RELOC_SPARC_11, R_SPARC_11 }, - { BFD_RELOC_SPARC_64, R_SPARC_64 }, - { BFD_RELOC_SPARC_OLO10, R_SPARC_OLO10 }, - { BFD_RELOC_SPARC_HH22, R_SPARC_HH22 }, - { BFD_RELOC_SPARC_HM10, R_SPARC_HM10 }, - { BFD_RELOC_SPARC_LM22, R_SPARC_LM22 }, - { BFD_RELOC_SPARC_PC_HH22, R_SPARC_PC_HH22 }, - { BFD_RELOC_SPARC_PC_HM10, R_SPARC_PC_HM10 }, - { BFD_RELOC_SPARC_PC_LM22, R_SPARC_PC_LM22 }, - { BFD_RELOC_SPARC_WDISP16, R_SPARC_WDISP16 }, - { BFD_RELOC_SPARC_WDISP19, R_SPARC_WDISP19 }, - { BFD_RELOC_SPARC_GLOB_JMP, R_SPARC_GLOB_JMP }, - { BFD_RELOC_SPARC_LO7, R_SPARC_LO7 }, + {BFD_RELOC_SPARC_10, R_SPARC_10}, + {BFD_RELOC_SPARC_11, R_SPARC_11}, + {BFD_RELOC_SPARC_64, R_SPARC_64}, + {BFD_RELOC_SPARC_OLO10, R_SPARC_OLO10}, + {BFD_RELOC_SPARC_HH22, R_SPARC_HH22}, + {BFD_RELOC_SPARC_HM10, R_SPARC_HM10}, + {BFD_RELOC_SPARC_LM22, R_SPARC_LM22}, + {BFD_RELOC_SPARC_PC_HH22, R_SPARC_PC_HH22}, + {BFD_RELOC_SPARC_PC_HM10, R_SPARC_PC_HM10}, + {BFD_RELOC_SPARC_PC_LM22, R_SPARC_PC_LM22}, + {BFD_RELOC_SPARC_WDISP16, R_SPARC_WDISP16}, + {BFD_RELOC_SPARC_WDISP19, R_SPARC_WDISP19}, + {BFD_RELOC_SPARC_GLOB_JMP, R_SPARC_GLOB_JMP}, + {BFD_RELOC_SPARC_LO7, R_SPARC_LO7}, }; -static CONST struct reloc_howto_struct * -DEFUN (bfd_elf64_bfd_reloc_type_lookup, (abfd, code), - bfd *abfd AND - bfd_reloc_code_real_type code) +static reloc_howto_type * +bfd_elf64_bfd_reloc_type_lookup (abfd, code) + bfd *abfd; + bfd_reloc_code_real_type code; { int i; for (i = 0; i < sizeof (sparc_reloc_map) / sizeof (struct elf_reloc_map); i++) @@ -180,17 +247,192 @@ DEFUN (bfd_elf64_bfd_reloc_type_lookup, (abfd, code), } static void -DEFUN (elf_info_to_howto, (abfd, cache_ptr, dst), - bfd *abfd AND - arelent *cache_ptr AND - Elf64_Internal_Rela *dst) +elf_info_to_howto (abfd, cache_ptr, dst) + bfd *abfd; + arelent *cache_ptr; + Elf64_Internal_Rela *dst; +{ + BFD_ASSERT (ELF64_R_TYPE (dst->r_info) < (unsigned int) R_SPARC_max); + cache_ptr->howto = &elf_sparc_howto_table[ELF64_R_TYPE (dst->r_info)]; +} + +/* Relocate a SPARC64 ELF section. */ + +static boolean +sparc64_elf_relocate_section (output_bfd, info, input_bfd, input_section, + contents, relocs, local_syms, local_sections) + bfd *output_bfd; + struct bfd_link_info *info; + bfd *input_bfd; + asection *input_section; + bfd_byte *contents; + Elf_Internal_Rela *relocs; + Elf_Internal_Sym *local_syms; + asection **local_sections; { - BFD_ASSERT (ELF64_R_TYPE(dst->r_info) < (unsigned int) R_SPARC_max); - cache_ptr->howto = &elf_sparc_howto_table[ELF64_R_TYPE(dst->r_info)]; + Elf_Internal_Shdr *symtab_hdr; + struct elf_link_hash_entry **sym_hashes; + Elf_Internal_Rela *rel; + Elf_Internal_Rela *relend; + + symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr; + sym_hashes = elf_sym_hashes (input_bfd); + + rel = relocs; + relend = relocs + input_section->reloc_count; + for (; rel < relend; rel++) + { + int r_type; + reloc_howto_type *howto; + long r_symndx; + struct elf_link_hash_entry *h; + Elf_Internal_Sym *sym; + asection *sec; + bfd_vma relocation; + bfd_reloc_status_type r; + + r_type = ELF64_R_TYPE (rel->r_info); + if (r_type < 0 || r_type >= (int) R_SPARC_max) + { + bfd_set_error (bfd_error_bad_value); + return false; + } + howto = elf_sparc_howto_table + r_type; + + r_symndx = ELF64_R_SYM (rel->r_info); + + if (info->relocateable) + { + /* This is a relocateable link. We don't have to change + anything, unless the reloc is against a section symbol, + in which case we have to adjust according to where the + section symbol winds up in the output section. */ + if (r_symndx < symtab_hdr->sh_info) + { + sym = local_syms + r_symndx; + if (ELF_ST_TYPE (sym->st_info) == STT_SECTION) + { + sec = local_sections[r_symndx]; + rel->r_addend += sec->output_offset + sym->st_value; + } + } + + continue; + } + + /* This is a final link. */ + h = NULL; + sym = NULL; + sec = NULL; + if (r_symndx < symtab_hdr->sh_info) + { + sym = local_syms + r_symndx; + sec = local_sections[r_symndx]; + relocation = (sec->output_section->vma + + sec->output_offset + + sym->st_value); + } + else + { + h = sym_hashes[r_symndx - symtab_hdr->sh_info]; + if (h->root.type == bfd_link_hash_defined + || h->root.type == bfd_link_hash_defweak) + { + sec = h->root.u.def.section; + relocation = (h->root.u.def.value + + sec->output_section->vma + + sec->output_offset); + } + else if (h->root.type == bfd_link_hash_undefweak) + relocation = 0; + else + { + if (! ((*info->callbacks->undefined_symbol) + (info, h->root.root.string, input_bfd, + input_section, rel->r_offset))) + return false; + relocation = 0; + } + } + + if (r_type != R_SPARC_WDISP16) + r = _bfd_final_link_relocate (howto, input_bfd, input_section, + contents, rel->r_offset, + relocation, rel->r_addend); + else + { + bfd_vma x; + + relocation += rel->r_addend; + relocation -= (input_section->output_section->vma + + input_section->output_offset); + relocation -= rel->r_offset; + + x = bfd_get_32 (input_bfd, contents + rel->r_offset); + x |= ((((relocation >> 2) & 0xc000) << 6) + | ((relocation >> 2) & 0x3fff)); + bfd_put_32 (input_bfd, x, contents + rel->r_offset); + + if ((bfd_signed_vma) relocation < - 0x40000 + || (bfd_signed_vma) relocation > 0x3ffff) + r = bfd_reloc_overflow; + else + r = bfd_reloc_ok; + } + + if (r != bfd_reloc_ok) + { + switch (r) + { + default: + case bfd_reloc_outofrange: + abort (); + case bfd_reloc_overflow: + { + const char *name; + + if (h != NULL) + name = h->root.root.string; + else + { + name = (bfd_elf_string_from_elf_section + (input_bfd, + symtab_hdr->sh_link, + sym->st_name)); + if (name == NULL) + return false; + if (*name == '\0') + name = bfd_section_name (input_bfd, sec); + } + if (! ((*info->callbacks->reloc_overflow) + (info, name, howto->name, (bfd_vma) 0, + input_bfd, input_section, rel->r_offset))) + return false; + } + break; + } + } + } + + return true; +} + +/* Set the right machine number for a SPARC64 ELF file. */ + +static boolean +sparc64_elf_object_p (abfd) + bfd *abfd; +{ + return bfd_default_set_arch_mach (abfd, bfd_arch_sparc, bfd_mach_sparc_v9); } #define TARGET_BIG_SYM bfd_elf64_sparc_vec #define TARGET_BIG_NAME "elf64-sparc" #define ELF_ARCH bfd_arch_sparc +#define ELF_MACHINE_CODE EM_SPARC64 +#define ELF_MAXPAGESIZE 0x100000 + +#define elf_backend_relocate_section sparc64_elf_relocate_section +#define elf_backend_object_p sparc64_elf_object_p #include "elf64-target.h" -- 2.30.2