+++ /dev/null
-<<<<<<< 1.3 is dead >>>>>>>
-#define BYTES_IN_WORD 4
-#define ARCH 32
-/* #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 */\
- )
-#define N_DATADDR(x) (N_TXTADDR(x)+N_TXTSIZE(x))
-#define TEXT_START_ADDR 4096
-#define PAGE_SIZE 4096
-#define SEGMENT_SIZE PAGE_SIZE
-#define DEFAULT_ARCH bfd_arch_mips
-#define MACHTYPE_OK(mtype) ((mtype) == M_UNKNOWN \
- || (mtype) == M_MIPS1 || (mtype) == M_MIPS2)
-#define MY_symbol_leading_char '\0'
-
-#define MY(OP) CAT(mipsbsd_,OP)
-
-#include "bfd.h"
-#include "sysdep.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);
-void MY(set_arch_mach) PARAMS ((bfd *abfd, int machtype));
-static void MY(choose_reloc_size) PARAMS ((bfd *abfd));
-
-#define MY_write_object_contents MY(write_object_contents)
-static boolean MY(write_object_contents) PARAMS ((bfd *abfd));
-
-#define MY_reloc_howto_type_lookup MY(reloc_howto_type_lookup)
-#define MY_canonicalize_reloc MY(canonicalize_reloc)
-
-#define MY_backend_data &MY(backend_data)
-#define MY_BFD_TARGET
-
-#include "aout-target.h"
-
-/*
- * These really should be common to all BSD systems.
- * Also, to reduce space, should ifdef the individual cases if MINIMIZE=1.
- */
-void
-MY(set_arch_mach) (abfd, machtype)
- bfd *abfd;
- int machtype;
-{
- enum bfd_architecture arch;
- long machine;
-
- /* Determine the architecture and machine type of the object file. */
- switch (machtype) {
-
- case M_68010:
- case M_HP200:
- arch = bfd_arch_m68k;
- machine = 68010;
- break;
-
- case M_68020:
- case M_HP300:
- arch = bfd_arch_m68k;
- machine = 68020;
- break;
-
- case M_SPARC:
- arch = bfd_arch_sparc;
- machine = 0;
- break;
-
- case M_386:
- arch = bfd_arch_i386;
- machine = 0;
- break;
-
- case M_29K:
- arch = bfd_arch_a29k;
- machine = 0;
- break;
-
- case M_HPUX:
- arch = bfd_arch_m68k;
- machine = 0;
- break;
-
- case M_MIPS1:
- arch = bfd_arch_mips;
- machine = 3000;
- break;
-
- case M_MIPS2:
- arch = bfd_arch_mips;
- machine = 4000;
- break;
-
- default:
- arch = bfd_arch_obscure;
- machine = 0;
- break;
- }
- bfd_set_arch_mach(abfd, arch, machine);
-}
-
-/* Determine the size of a relocation entry, based on the architecture */
-static void
-MY(choose_reloc_size) (abfd)
- 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;
- default:
- obj_reloc_entry_size (abfd) = RELOC_STD_SIZE;
- break;
- }
-}
-
-/* Write an object file in BSD a.out format.
- Section contents have already been written. We write the
- file header, symbols, and relocation. */
-
-static boolean
-MY(write_object_contents) (abfd)
- bfd *abfd;
-{
- struct external_exec exec_bytes;
- struct internal_exec *execp = exec_hdr (abfd);
-
- /* Magic number, maestro, please! */
- switch (bfd_get_arch(abfd)) {
- case bfd_arch_m68k:
- switch (bfd_get_mach(abfd)) {
- case 68010:
- N_SET_MACHTYPE(*execp, M_68010);
- break;
- default:
- case 68020:
- N_SET_MACHTYPE(*execp, M_68020);
- break;
- }
- break;
- case bfd_arch_sparc:
- N_SET_MACHTYPE(*execp, M_SPARC);
- break;
- 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)) {
- case 4000:
- case 6000:
- N_SET_MACHTYPE(*execp, M_MIPS2);
- break;
- default:
- N_SET_MACHTYPE(*execp, M_MIPS1);
- break;
- }
- break;
- default:
- N_SET_MACHTYPE(*execp, M_UNKNOWN);
- }
-
- MY(choose_reloc_size)(abfd);
-
- WRITE_HEADERS(abfd, execp);
-
- return true;
-}
-
-/*
- * MIPS relocation types.
- */
-#define MIPS_RELOC_32 0
-#define MIPS_RELOC_JMP 1
-#define MIPS_RELOC_WDISP16 2
-#define MIPS_RELOC_HI16 3
-#define MIPS_RELOC_HI16_S 4
-#define MIPS_RELOC_LO16 5
-
-/*
- * This is only called when performing a BFD_RELOC_HI16_S relocation.
- * We need to see if bit 15 is set in the result. If it is, we add
- * 0x10000 and continue normally. This will compensate for the sign extension
- * when the low bits are added at run time.
- */
-bfd_reloc_status_type
-mips_fix_hi16_s (abfd,reloc_entry,symbol,data,input_section,output_bfd)
- bfd *abfd;
- arelent *reloc_entry;
- struct symbol_cache_entry *symbol;
- PTR data;
- asection *input_section;
- bfd *output_bfd;
-{
- bfd_vma relocation;
-
- /* If this is a partial relocation, just continue. */
- if (output_bfd != (bfd *)NULL)
- return bfd_reloc_continue;
-
- /*
- * Work out which section the relocation is targetted at and the
- * initial relocation command value.
- */
- if (symbol->section == &bfd_com_section)
- relocation = 0;
- else
- relocation = symbol->value;
-
- relocation += symbol->section->output_section->vma;
- relocation += symbol->section->output_offset;
- relocation += reloc_entry->addend;
-
- if (relocation & 0x8000)
- reloc_entry->addend += 0x10000;
-
- return bfd_reloc_continue;
-}
-
-static reloc_howto_type mips_howto_table_ext[] = {
- MIPS_RELOC_32, 0, 2, 32, false, 0, true, true, 0,
- "32", false, 0, 0xffffffff, false,
- MIPS_RELOC_JMP, 2, 2, 26, false, 0, false, true, 0,
- "MIPS_JMP", false, 0, 0x03ffffff, false,
- MIPS_RELOC_WDISP16, 2, 1, 16, true, 0, false, true, 0,
- "WDISP16", false, 0, 0x0000ffff, false,
- MIPS_RELOC_HI16, 16, 1, 16, false, 0, false, true, 0,
- "HI16", false, 0, 0x0000ffff, false,
- MIPS_RELOC_HI16_S, 16, 1, 16, false, 0, false, true, mips_fix_hi16_s,
- "HI16_S", false, 0, 0x0000ffff, false,
- MIPS_RELOC_LO16, 0, 1, 16, false, 0, false, true, 0,
- "LO16", false, 0, 0x0000ffff, false,
-};
-
-static reloc_howto_type *
-MY(reloc_howto_type_lookup) (abfd, code)
- bfd *abfd;
- bfd_reloc_code_real_type code;
-{
- extern reloc_howto_type NAME(aout,ext_howto_table)[];
-
- switch (bfd_get_arch (abfd))
- {
- case bfd_arch_sparc:
- switch (code)
- {
- default:
- return 0;
-#define IDX(i,j) case i: return &NAME(aout,ext_howto_table)[j]
- IDX (BFD_RELOC_CTOR, 2);
- IDX (BFD_RELOC_32, 2);
- IDX (BFD_RELOC_HI22, 8);
- IDX (BFD_RELOC_LO10, 11);
- IDX (BFD_RELOC_32_PCREL_S2, 6);
- }
- case bfd_arch_mips:
- switch (code)
- {
- case BFD_RELOC_32:
- return (&mips_howto_table_ext[MIPS_RELOC_32]);
- case BFD_RELOC_MIPS_JMP:
- return (&mips_howto_table_ext[MIPS_RELOC_JMP]);
- case BFD_RELOC_16_PCREL_S2:
- return (&mips_howto_table_ext[MIPS_RELOC_WDISP16]);
- case BFD_RELOC_HI16:
- return (&mips_howto_table_ext[MIPS_RELOC_HI16]);
- case BFD_RELOC_HI16_S:
- return (&mips_howto_table_ext[MIPS_RELOC_HI16_S]);
- case BFD_RELOC_LO16:
- return (&mips_howto_table_ext[MIPS_RELOC_LO16]);
- default:
- return 0;
- }
- default:
- return 0;
- }
-}
-
-/*
- * 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.
- */
-unsigned int
-MY(canonicalize_reloc)(abfd, section, relptr, symbols)
- bfd *abfd;
- sec_ptr section;
- arelent **relptr;
- asymbol **symbols;
-{
- arelent *tblptr = section->relocation;
- unsigned int count, c;
- extern reloc_howto_type NAME(aout,ext_howto_table)[];
-
- /* If we have already read in the relocation table, return the values. */
- if (section->flags & SEC_CONSTRUCTOR) {
- arelent_chain *chain = section->constructor_chain;
-
- for (count = 0; count < section->reloc_count; count++) {
- *relptr++ = &chain->relent;
- chain = chain->next;
- }
- *relptr = 0;
- return section->reloc_count;
- }
- if (tblptr && section->reloc_count) {
- for (count = 0; count++ < section->reloc_count;)
- *relptr++ = tblptr++;
- *relptr = 0;
- return section->reloc_count;
- }
-
- if (!NAME(aout,slurp_reloc_table)(abfd, section, symbols))
- return 0;
- tblptr = section->relocation;
- if (!tblptr)
- return 0;
-
- /* fix up howto entries */
- for (count = 0; count++ < section->reloc_count;)
- {
- c = tblptr->howto - NAME(aout,ext_howto_table);
- tblptr->howto = &mips_howto_table_ext[c];
-
- *relptr++ = tblptr++;
- }
- *relptr = 0;
- return section->reloc_count;
-}
-
-static CONST struct aout_backend_data MY(backend_data) = {
- 0, /* zmagic contiguous */
- 1, /* text incl header */
- PAGE_SIZE, /* text vma */
- MY_set_sizes,
- 0, /* text size includes exec header */
-};
-
-bfd_target aout_mips_little_vec =
-{
- "aout-mips-little", /* name */
- bfd_target_aout_flavour,
- false, /* target byte order (little) */
- false, /* target headers byte order (little) */
- (HAS_RELOC | EXEC_P | /* object flags */
- HAS_LINENO | HAS_DEBUG |
- HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED),
- (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
- MY_symbol_leading_char,
- ' ', /* ar_pad_char */
- 15, /* ar_max_namelen */
- 1, /* minimum alignment */
- _do_getl64, _do_putl64, _do_getl32, _do_putl32, _do_getl16, _do_putl16, /* data */
- _do_getl64, _do_putl64, _do_getl32, _do_putl32, _do_getl16, _do_putl16, /* hdrs */
- {_bfd_dummy_target, MY_object_p, /* bfd_check_format */
- bfd_generic_archive_p, MY_core_file_p},
- {bfd_false, MY_mkobject, /* bfd_set_format */
- _bfd_generic_mkarchive, bfd_false},
- {bfd_false, MY_write_object_contents, /* bfd_write_contents */
- _bfd_write_archive_contents, bfd_false},
-
- MY_core_file_failing_command,
- MY_core_file_failing_signal,
- MY_core_file_matches_executable_p,
- MY_slurp_armap,
- MY_slurp_extended_name_table,
- MY_truncate_arname,
- MY_write_armap,
- MY_close_and_cleanup,
- MY_set_section_contents,
- MY_get_section_contents,
- MY_new_section_hook,
- MY_get_symtab_upper_bound,
- MY_get_symtab,
- MY_get_reloc_upper_bound,
- MY_canonicalize_reloc,
- MY_make_empty_symbol,
- MY_print_symbol,
- MY_get_lineno,
- MY_set_arch_mach,
- MY_openr_next_archived_file,
- MY_find_nearest_line,
- MY_generic_stat_arch_elt,
- MY_sizeof_headers,
- MY_bfd_debug_info_start,
- MY_bfd_debug_info_end,
- MY_bfd_debug_info_accumulate,
- bfd_generic_get_relocated_section_contents,
- bfd_generic_relax_section,
- bfd_generic_seclet_link,
- MY_reloc_howto_type_lookup,
- MY_make_debug_symbol,
- (PTR) MY_backend_data,
-};
-
-bfd_target aout_mips_big_vec =
-{
- "aout-mips-big", /* name */
- bfd_target_aout_flavour,
- true, /* target byte order (big) */
- true, /* target headers byte order (big) */
- (HAS_RELOC | EXEC_P | /* object flags */
- HAS_LINENO | HAS_DEBUG |
- HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED),
- (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
- MY_symbol_leading_char,
- ' ', /* ar_pad_char */
- 15, /* ar_max_namelen */
- 1, /* minimum alignment */
- _do_getb64, _do_putb64, _do_getb32, _do_putb32, _do_getb16, _do_putb16, /* data */
- _do_getb64, _do_putb64, _do_getb32, _do_putb32, _do_getb16, _do_putb16, /* hdrs */
- {_bfd_dummy_target, MY_object_p, /* bfd_check_format */
- bfd_generic_archive_p, MY_core_file_p},
- {bfd_false, MY_mkobject, /* bfd_set_format */
- _bfd_generic_mkarchive, bfd_false},
- {bfd_false, MY_write_object_contents, /* bfd_write_contents */
- _bfd_write_archive_contents, bfd_false},
-
- MY_core_file_failing_command,
- MY_core_file_failing_signal,
- MY_core_file_matches_executable_p,
- MY_slurp_armap,
- MY_slurp_extended_name_table,
- MY_truncate_arname,
- MY_write_armap,
- MY_close_and_cleanup,
- MY_set_section_contents,
- MY_get_section_contents,
- MY_new_section_hook,
- MY_get_symtab_upper_bound,
- MY_get_symtab,
- MY_get_reloc_upper_bound,
- MY_canonicalize_reloc,
- MY_make_empty_symbol,
- MY_print_symbol,
- MY_get_lineno,
- MY_set_arch_mach,
- MY_openr_next_archived_file,
- MY_find_nearest_line,
- MY_generic_stat_arch_elt,
- MY_sizeof_headers,
- MY_bfd_debug_info_start,
- MY_bfd_debug_info_end,
- MY_bfd_debug_info_accumulate,
- bfd_generic_get_relocated_section_contents,
- bfd_generic_relax_section,
- bfd_generic_seclet_link,
- MY_reloc_howto_type_lookup,
- MY_make_debug_symbol,
- (PTR) MY_backend_data,
-};
projects / deliverable / binutils-gdb.git / commitdiff
