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Diffstat (limited to 'x/binutils/bfd/ieee.c')
| -rw-r--r-- | x/binutils/bfd/ieee.c | 4128 |
1 files changed, 4128 insertions, 0 deletions
diff --git a/x/binutils/bfd/ieee.c b/x/binutils/bfd/ieee.c new file mode 100644 index 0000000..8a08028 --- /dev/null +++ b/x/binutils/bfd/ieee.c @@ -0,0 +1,4128 @@ +/* BFD back-end for ieee-695 objects. + Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, + 2000, 2001, 2002, 2003 + Free Software Foundation, Inc. + + Written by Steve Chamberlain of 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. */ + +#define KEEPMINUSPCININST 0 + +/* IEEE 695 format is a stream of records, which we parse using a simple one- + token (which is one byte in this lexicon) lookahead recursive decent + parser. */ + +#include "bfd.h" +#include "sysdep.h" +#include "libbfd.h" +#include "ieee.h" +#include "libieee.h" +#include "safe-ctype.h" + +struct output_buffer_struct +{ + unsigned char *ptrp; + int buffer; +}; + +static bfd_boolean ieee_write_byte + PARAMS ((bfd *, int)); +static bfd_boolean ieee_write_2bytes + PARAMS ((bfd *, int)); +static bfd_boolean ieee_write_int + PARAMS ((bfd *, bfd_vma)); +static bfd_boolean ieee_write_id + PARAMS ((bfd *, const char *)); +static unsigned short read_2bytes + PARAMS ((common_header_type *)); +static void bfd_get_string + PARAMS ((common_header_type *, char *, size_t)); +static char *read_id + PARAMS ((common_header_type *)); +static bfd_boolean ieee_write_expression + PARAMS ((bfd *, bfd_vma, asymbol *, bfd_boolean, unsigned int)); +static void ieee_write_int5 + PARAMS ((bfd_byte *, bfd_vma)); +static bfd_boolean ieee_write_int5_out + PARAMS ((bfd *, bfd_vma)); +static bfd_boolean parse_int + PARAMS ((common_header_type *, bfd_vma *)); +static int parse_i + PARAMS ((common_header_type *, bfd_boolean *)); +static bfd_vma must_parse_int + PARAMS ((common_header_type *)); +static void parse_expression + PARAMS ((ieee_data_type *, bfd_vma *, ieee_symbol_index_type *, + bfd_boolean *, unsigned int *, asection **)); +static file_ptr ieee_part_after + PARAMS ((ieee_data_type *, file_ptr)); +static ieee_symbol_type *get_symbol + PARAMS ((bfd *, ieee_data_type *, ieee_symbol_type *, unsigned int *, + ieee_symbol_type ***, unsigned int *, int)); +static bfd_boolean ieee_slurp_external_symbols + PARAMS ((bfd *)); +static bfd_boolean ieee_slurp_symbol_table + PARAMS ((bfd *)); +static long ieee_get_symtab_upper_bound + PARAMS ((bfd *)); +static long ieee_canonicalize_symtab + PARAMS ((bfd *, asymbol **)); +static asection *get_section_entry + PARAMS ((bfd *, ieee_data_type *i, unsigned int)); +static void ieee_slurp_sections + PARAMS ((bfd *)); +static bfd_boolean ieee_slurp_debug + PARAMS ((bfd *)); +const bfd_target *ieee_archive_p + PARAMS ((bfd *)); +const bfd_target *ieee_object_p + PARAMS ((bfd *)); +static void ieee_get_symbol_info + PARAMS ((bfd *, asymbol *, symbol_info *)); +static void ieee_print_symbol + PARAMS ((bfd *, PTR, asymbol *, bfd_print_symbol_type)); +static bfd_boolean do_one + PARAMS ((ieee_data_type *, ieee_per_section_type *, unsigned char *, + asection *, int)); +static bfd_boolean ieee_slurp_section_data + PARAMS ((bfd *)); +static bfd_boolean ieee_new_section_hook + PARAMS ((bfd *, asection *)); +static long ieee_get_reloc_upper_bound + PARAMS ((bfd *, sec_ptr)); +static bfd_boolean ieee_get_section_contents + PARAMS ((bfd *, sec_ptr, PTR, file_ptr, bfd_size_type)); +static long ieee_canonicalize_reloc + PARAMS ((bfd *, sec_ptr, arelent **, asymbol **)); +static int comp + PARAMS ((const PTR, const PTR)); +static bfd_boolean ieee_write_section_part + PARAMS ((bfd *)); +static bfd_boolean do_with_relocs + PARAMS ((bfd *, asection *)); +static bfd_boolean do_as_repeat + PARAMS ((bfd *, asection *)); +static bfd_boolean do_without_relocs + PARAMS ((bfd *, asection *)); +static bfd_boolean ieee_mkobject + PARAMS ((bfd *)); +static void fill + PARAMS ((void)); +static void flush + PARAMS ((void)); +static void write_int + PARAMS ((int)); +static void copy_id + PARAMS ((void)); +static void copy_expression + PARAMS ((void)); +static void fill_int + PARAMS ((struct output_buffer_struct *)); +static void drop_int + PARAMS ((struct output_buffer_struct *)); +static void copy_int + PARAMS ((void)); +static void f1_record + PARAMS ((void)); +static void f0_record + PARAMS ((void)); +static void copy_till_end + PARAMS ((void)); +static void f2_record + PARAMS ((void)); +static void f8_record + PARAMS ((void)); +static void e2_record + PARAMS ((void)); +static void block + PARAMS ((void)); +static void relocate_debug + PARAMS ((bfd *, bfd *)); +static bfd_boolean ieee_write_debug_part + PARAMS ((bfd *)); +static bfd_boolean ieee_write_data_part + PARAMS ((bfd *)); +static bfd_boolean init_for_output + PARAMS ((bfd *)); +static bfd_boolean ieee_set_section_contents + PARAMS ((bfd *, sec_ptr, const PTR, file_ptr, bfd_size_type)); +static bfd_boolean ieee_write_external_part + PARAMS ((bfd *)); +static bfd_boolean ieee_write_me_part + PARAMS ((bfd *)); +static bfd_boolean ieee_write_processor + PARAMS ((bfd *)); +static bfd_boolean ieee_write_object_contents + PARAMS ((bfd *)); +static asymbol *ieee_make_empty_symbol + PARAMS ((bfd *)); +static bfd *ieee_openr_next_archived_file + PARAMS ((bfd *, bfd *)); +static bfd_boolean ieee_find_nearest_line + PARAMS ((bfd *, asection *, asymbol **, bfd_vma, const char **, + const char **, unsigned int *)); +static int ieee_generic_stat_arch_elt + PARAMS ((bfd *, struct stat *)); +static int ieee_sizeof_headers + PARAMS ((bfd *, bfd_boolean)); + +/* Functions for writing to ieee files in the strange way that the + standard requires. */ + +static bfd_boolean +ieee_write_byte (abfd, barg) + bfd *abfd; + int barg; +{ + bfd_byte byte; + + byte = barg; + if (bfd_bwrite ((PTR) &byte, (bfd_size_type) 1, abfd) != 1) + return FALSE; + return TRUE; +} + +static bfd_boolean +ieee_write_2bytes (abfd, bytes) + bfd *abfd; + int bytes; +{ + bfd_byte buffer[2]; + + buffer[0] = bytes >> 8; + buffer[1] = bytes & 0xff; + if (bfd_bwrite ((PTR) buffer, (bfd_size_type) 2, abfd) != 2) + return FALSE; + return TRUE; +} + +static bfd_boolean +ieee_write_int (abfd, value) + bfd *abfd; + bfd_vma value; +{ + if (value <= 127) + { + if (! ieee_write_byte (abfd, (bfd_byte) value)) + return FALSE; + } + else + { + unsigned int length; + + /* How many significant bytes ? */ + /* FIXME FOR LONGER INTS. */ + if (value & 0xff000000) + length = 4; + else if (value & 0x00ff0000) + length = 3; + else if (value & 0x0000ff00) + length = 2; + else + length = 1; + + if (! ieee_write_byte (abfd, + (bfd_byte) ((int) ieee_number_repeat_start_enum + + length))) + return FALSE; + switch (length) + { + case 4: + if (! ieee_write_byte (abfd, (bfd_byte) (value >> 24))) + return FALSE; + /* Fall through. */ + case 3: + if (! ieee_write_byte (abfd, (bfd_byte) (value >> 16))) + return FALSE; + /* Fall through. */ + case 2: + if (! ieee_write_byte (abfd, (bfd_byte) (value >> 8))) + return FALSE; + /* Fall through. */ + case 1: + if (! ieee_write_byte (abfd, (bfd_byte) (value))) + return FALSE; + } + } + + return TRUE; +} + +static bfd_boolean +ieee_write_id (abfd, id) + bfd *abfd; + const char *id; +{ + size_t length = strlen (id); + + if (length <= 127) + { + if (! ieee_write_byte (abfd, (bfd_byte) length)) + return FALSE; + } + else if (length < 255) + { + if (! ieee_write_byte (abfd, ieee_extension_length_1_enum) + || ! ieee_write_byte (abfd, (bfd_byte) length)) + return FALSE; + } + else if (length < 65535) + { + if (! ieee_write_byte (abfd, ieee_extension_length_2_enum) + || ! ieee_write_2bytes (abfd, (int) length)) + return FALSE; + } + else + { + (*_bfd_error_handler) + (_("%s: string too long (%d chars, max 65535)"), + bfd_get_filename (abfd), length); + bfd_set_error (bfd_error_invalid_operation); + return FALSE; + } + + if (bfd_bwrite ((PTR) id, (bfd_size_type) length, abfd) != length) + return FALSE; + return TRUE; +} + +/* Functions for reading from ieee files in the strange way that the + standard requires. */ + +#define this_byte(ieee) *((ieee)->input_p) +#define next_byte(ieee) ((ieee)->input_p++) +#define this_byte_and_next(ieee) (*((ieee)->input_p++)) + +static unsigned short +read_2bytes (ieee) + common_header_type *ieee; +{ + unsigned char c1 = this_byte_and_next (ieee); + unsigned char c2 = this_byte_and_next (ieee); + + return (c1 << 8) | c2; +} + +static void +bfd_get_string (ieee, string, length) + common_header_type *ieee; + char *string; + size_t length; +{ + size_t i; + + for (i = 0; i < length; i++) + string[i] = this_byte_and_next (ieee); +} + +static char * +read_id (ieee) + common_header_type *ieee; +{ + size_t length; + char *string; + + length = this_byte_and_next (ieee); + if (length <= 0x7f) + { + /* Simple string of length 0 to 127. */ + } + else if (length == 0xde) + { + /* Length is next byte, allowing 0..255. */ + length = this_byte_and_next (ieee); + } + else if (length == 0xdf) + { + /* Length is next two bytes, allowing 0..65535. */ + length = this_byte_and_next (ieee); + length = (length * 256) + this_byte_and_next (ieee); + } + + /* Buy memory and read string. */ + string = bfd_alloc (ieee->abfd, (bfd_size_type) length + 1); + if (!string) + return NULL; + bfd_get_string (ieee, string, length); + string[length] = 0; + return string; +} + +static bfd_boolean +ieee_write_expression (abfd, value, symbol, pcrel, index) + bfd *abfd; + bfd_vma value; + asymbol *symbol; + bfd_boolean pcrel; + unsigned int index; +{ + unsigned int term_count = 0; + + if (value != 0) + { + if (! ieee_write_int (abfd, value)) + return FALSE; + term_count++; + } + + /* Badly formatted binaries can have a missing symbol, + so test here to prevent a seg fault. */ + if (symbol != NULL) + { + if (bfd_is_com_section (symbol->section) + || bfd_is_und_section (symbol->section)) + { + /* Def of a common symbol. */ + if (! ieee_write_byte (abfd, ieee_variable_X_enum) + || ! ieee_write_int (abfd, symbol->value)) + return FALSE; + term_count ++; + } + else if (! bfd_is_abs_section (symbol->section)) + { + /* Ref to defined symbol - */ + + if (symbol->flags & BSF_GLOBAL) + { + if (! ieee_write_byte (abfd, ieee_variable_I_enum) + || ! ieee_write_int (abfd, symbol->value)) + return FALSE; + term_count++; + } + else if (symbol->flags & (BSF_LOCAL | BSF_SECTION_SYM)) + { + /* This is a reference to a defined local symbol. We can + easily do a local as a section+offset. */ + if (! ieee_write_byte (abfd, ieee_variable_R_enum) + || ! ieee_write_byte (abfd, + (bfd_byte) (symbol->section->index + + IEEE_SECTION_NUMBER_BASE))) + return FALSE; + + term_count++; + if (symbol->value != 0) + { + if (! ieee_write_int (abfd, symbol->value)) + return FALSE; + term_count++; + } + } + else + { + (*_bfd_error_handler) + (_("%s: unrecognized symbol `%s' flags 0x%x"), + bfd_get_filename (abfd), bfd_asymbol_name (symbol), + symbol->flags); + bfd_set_error (bfd_error_invalid_operation); + return FALSE; + } + } + } + + if (pcrel) + { + /* Subtract the pc from here by asking for PC of this section. */ + if (! ieee_write_byte (abfd, ieee_variable_P_enum) + || ! ieee_write_byte (abfd, + (bfd_byte) (index + IEEE_SECTION_NUMBER_BASE)) + || ! ieee_write_byte (abfd, ieee_function_minus_enum)) + return FALSE; + } + + /* Handle the degenerate case of a 0 address. */ + if (term_count == 0) + if (! ieee_write_int (abfd, (bfd_vma) 0)) + return FALSE; + + while (term_count > 1) + { + if (! ieee_write_byte (abfd, ieee_function_plus_enum)) + return FALSE; + term_count--; + } + + return TRUE; +} + +/* Writes any integer into the buffer supplied and always takes 5 bytes. */ + +static void +ieee_write_int5 (buffer, value) + bfd_byte *buffer; + bfd_vma value; +{ + buffer[0] = (bfd_byte) ieee_number_repeat_4_enum; + buffer[1] = (value >> 24) & 0xff; + buffer[2] = (value >> 16) & 0xff; + buffer[3] = (value >> 8) & 0xff; + buffer[4] = (value >> 0) & 0xff; +} + +static bfd_boolean +ieee_write_int5_out (abfd, value) + bfd *abfd; + bfd_vma value; +{ + bfd_byte b[5]; + + ieee_write_int5 (b, value); + if (bfd_bwrite ((PTR) b, (bfd_size_type) 5, abfd) != 5) + return FALSE; + return TRUE; +} + +static bfd_boolean +parse_int (ieee, value_ptr) + common_header_type *ieee; + bfd_vma *value_ptr; +{ + int value = this_byte (ieee); + int result; + + if (value >= 0 && value <= 127) + { + *value_ptr = value; + next_byte (ieee); + return TRUE; + } + else if (value >= 0x80 && value <= 0x88) + { + unsigned int count = value & 0xf; + + result = 0; + next_byte (ieee); + while (count) + { + result = (result << 8) | this_byte_and_next (ieee); + count--; + } + *value_ptr = result; + return TRUE; + } + return FALSE; +} + +static int +parse_i (ieee, ok) + common_header_type *ieee; + bfd_boolean *ok; +{ + bfd_vma x; + *ok = parse_int (ieee, &x); + return x; +} + +static bfd_vma +must_parse_int (ieee) + common_header_type *ieee; +{ + bfd_vma result; + BFD_ASSERT (parse_int (ieee, &result)); + return result; +} + +typedef struct +{ + bfd_vma value; + asection *section; + ieee_symbol_index_type symbol; +} ieee_value_type; + + +#if KEEPMINUSPCININST + +#define SRC_MASK(arg) arg +#define PCREL_OFFSET FALSE + +#else + +#define SRC_MASK(arg) 0 +#define PCREL_OFFSET TRUE + +#endif + +static reloc_howto_type abs32_howto = + HOWTO (1, + 0, + 2, + 32, + FALSE, + 0, + complain_overflow_bitfield, + 0, + "abs32", + TRUE, + 0xffffffff, + 0xffffffff, + FALSE); + +static reloc_howto_type abs16_howto = + HOWTO (1, + 0, + 1, + 16, + FALSE, + 0, + complain_overflow_bitfield, + 0, + "abs16", + TRUE, + 0x0000ffff, + 0x0000ffff, + FALSE); + +static reloc_howto_type abs8_howto = + HOWTO (1, + 0, + 0, + 8, + FALSE, + 0, + complain_overflow_bitfield, + 0, + "abs8", + TRUE, + 0x000000ff, + 0x000000ff, + FALSE); + +static reloc_howto_type rel32_howto = + HOWTO (1, + 0, + 2, + 32, + TRUE, + 0, + complain_overflow_signed, + 0, + "rel32", + TRUE, + SRC_MASK (0xffffffff), + 0xffffffff, + PCREL_OFFSET); + +static reloc_howto_type rel16_howto = + HOWTO (1, + 0, + 1, + 16, + TRUE, + 0, + complain_overflow_signed, + 0, + "rel16", + TRUE, + SRC_MASK (0x0000ffff), + 0x0000ffff, + PCREL_OFFSET); + +static reloc_howto_type rel8_howto = + HOWTO (1, + 0, + 0, + 8, + TRUE, + 0, + complain_overflow_signed, + 0, + "rel8", + TRUE, + SRC_MASK (0x000000ff), + 0x000000ff, + PCREL_OFFSET); + +static ieee_symbol_index_type NOSYMBOL = {0, 0}; + +static void +parse_expression (ieee, value, symbol, pcrel, extra, section) + ieee_data_type *ieee; + bfd_vma *value; + ieee_symbol_index_type *symbol; + bfd_boolean *pcrel; + unsigned int *extra; + asection **section; + +{ +#define POS sp[1] +#define TOS sp[0] +#define NOS sp[-1] +#define INC sp++; +#define DEC sp--; + + bfd_boolean loop = TRUE; + ieee_value_type stack[10]; + + /* The stack pointer always points to the next unused location. */ +#define PUSH(x,y,z) TOS.symbol=x;TOS.section=y;TOS.value=z;INC; +#define POP(x,y,z) DEC;x=TOS.symbol;y=TOS.section;z=TOS.value; + ieee_value_type *sp = stack; + asection *dummy; + + while (loop && ieee->h.input_p < ieee->h.last_byte) + { + switch (this_byte (&(ieee->h))) + { + case ieee_variable_P_enum: + /* P variable, current program counter for section n. */ + { + int section_n; + + next_byte (&(ieee->h)); + *pcrel = TRUE; + section_n = must_parse_int (&(ieee->h)); + PUSH (NOSYMBOL, bfd_abs_section_ptr, 0); + break; + } + case ieee_variable_L_enum: + /* L variable address of section N. */ + next_byte (&(ieee->h)); + PUSH (NOSYMBOL, ieee->section_table[must_parse_int (&(ieee->h))], 0); + break; + case ieee_variable_R_enum: + /* R variable, logical address of section module. */ + /* FIXME, this should be different to L. */ + next_byte (&(ieee->h)); + PUSH (NOSYMBOL, ieee->section_table[must_parse_int (&(ieee->h))], 0); + break; + case ieee_variable_S_enum: + /* S variable, size in MAUS of section module. */ + next_byte (&(ieee->h)); + PUSH (NOSYMBOL, + 0, + ieee->section_table[must_parse_int (&(ieee->h))]->_raw_size); + break; + case ieee_variable_I_enum: + /* Push the address of variable n. */ + { + ieee_symbol_index_type sy; + next_byte (&(ieee->h)); + sy.index = (int) must_parse_int (&(ieee->h)); + sy.letter = 'I'; + + PUSH (sy, bfd_abs_section_ptr, 0); + } + break; + case ieee_variable_X_enum: + /* Push the address of external variable n. */ + { + ieee_symbol_index_type sy; + next_byte (&(ieee->h)); + sy.index = (int) (must_parse_int (&(ieee->h))); + sy.letter = 'X'; + + PUSH (sy, bfd_und_section_ptr, 0); + } + break; + case ieee_function_minus_enum: + { + bfd_vma value1, value2; + asection *section1, *section_dummy; + ieee_symbol_index_type sy; + next_byte (&(ieee->h)); + + POP (sy, section1, value1); + POP (sy, section_dummy, value2); + PUSH (sy, section1 ? section1 : section_dummy, value2 - value1); + } + break; + case ieee_function_plus_enum: + { + bfd_vma value1, value2; + asection *section1; + asection *section2; + ieee_symbol_index_type sy1; + ieee_symbol_index_type sy2; + next_byte (&(ieee->h)); + + POP (sy1, section1, value1); + POP (sy2, section2, value2); + PUSH (sy1.letter ? sy1 : sy2, + bfd_is_abs_section (section1) ? section2 : section1, + value1 + value2); + } + break; + default: + { + bfd_vma va; + BFD_ASSERT (this_byte (&(ieee->h)) < (int) ieee_variable_A_enum + || this_byte (&(ieee->h)) > (int) ieee_variable_Z_enum); + if (parse_int (&(ieee->h), &va)) + { + PUSH (NOSYMBOL, bfd_abs_section_ptr, va); + } + else + { + /* Thats all that we can understand. */ + loop = FALSE; + } + } + } + } + + /* As far as I can see there is a bug in the Microtec IEEE output + which I'm using to scan, whereby the comma operator is omitted + sometimes in an expression, giving expressions with too many + terms. We can tell if that's the case by ensuring that + sp == stack here. If not, then we've pushed something too far, + so we keep adding. */ + while (sp != stack + 1) + { + asection *section1; + ieee_symbol_index_type sy1; + POP (sy1, section1, *extra); + } + + POP (*symbol, dummy, *value); + if (section) + *section = dummy; +} + + +#define ieee_seek(ieee, offset) \ + do \ + { \ + ieee->h.input_p = ieee->h.first_byte + offset; \ + ieee->h.last_byte = (ieee->h.first_byte \ + + ieee_part_after (ieee, offset)); \ + } \ + while (0) + +#define ieee_pos(ieee) \ + (ieee->h.input_p - ieee->h.first_byte) + +/* Find the first part of the ieee file after HERE. */ + +static file_ptr +ieee_part_after (ieee, here) + ieee_data_type *ieee; + file_ptr here; +{ + int part; + file_ptr after = ieee->w.r.me_record; + + /* File parts can come in any order, except that module end is + guaranteed to be last (and the header first). */ + for (part = 0; part < N_W_VARIABLES; part++) + if (ieee->w.offset[part] > here && after > ieee->w.offset[part]) + after = ieee->w.offset[part]; + + return after; +} + +static unsigned int last_index; +static char last_type; /* Is the index for an X or a D. */ + +static ieee_symbol_type * +get_symbol (abfd, ieee, last_symbol, symbol_count, pptr, max_index, this_type) + bfd *abfd ATTRIBUTE_UNUSED; + ieee_data_type *ieee; + ieee_symbol_type *last_symbol; + unsigned int *symbol_count; + ieee_symbol_type ***pptr; + unsigned int *max_index; + int this_type; +{ + /* Need a new symbol. */ + unsigned int new_index = must_parse_int (&(ieee->h)); + + if (new_index != last_index || this_type != last_type) + { + ieee_symbol_type *new_symbol; + bfd_size_type amt = sizeof (ieee_symbol_type); + + new_symbol = (ieee_symbol_type *) bfd_alloc (ieee->h.abfd, amt); + if (!new_symbol) + return NULL; + + new_symbol->index = new_index; + last_index = new_index; + (*symbol_count)++; + **pptr = new_symbol; + *pptr = &new_symbol->next; + if (new_index > *max_index) + *max_index = new_index; + + last_type = this_type; + new_symbol->symbol.section = bfd_abs_section_ptr; + return new_symbol; + } + return last_symbol; +} + +static bfd_boolean +ieee_slurp_external_symbols (abfd) + bfd *abfd; +{ + ieee_data_type *ieee = IEEE_DATA (abfd); + file_ptr offset = ieee->w.r.external_part; + + ieee_symbol_type **prev_symbols_ptr = &ieee->external_symbols; + ieee_symbol_type **prev_reference_ptr = &ieee->external_reference; + ieee_symbol_type *symbol = (ieee_symbol_type *) NULL; + unsigned int symbol_count = 0; + bfd_boolean loop = TRUE; + last_index = 0xffffff; + ieee->symbol_table_full = TRUE; + + ieee_seek (ieee, offset); + + while (loop) + { + switch (this_byte (&(ieee->h))) + { + case ieee_nn_record: + next_byte (&(ieee->h)); + + symbol = get_symbol (abfd, ieee, symbol, &symbol_count, + &prev_symbols_ptr, + &ieee->external_symbol_max_index, 'I'); + if (symbol == NULL) + return FALSE; + + symbol->symbol.the_bfd = abfd; + symbol->symbol.name = read_id (&(ieee->h)); + symbol->symbol.udata.p = (PTR) NULL; + symbol->symbol.flags = BSF_NO_FLAGS; + break; + case ieee_external_symbol_enum: + next_byte (&(ieee->h)); + + symbol = get_symbol (abfd, ieee, symbol, &symbol_count, + &prev_symbols_ptr, + &ieee->external_symbol_max_index, 'D'); + if (symbol == NULL) + return FALSE; + + BFD_ASSERT (symbol->index >= ieee->external_symbol_min_index); + + symbol->symbol.the_bfd = abfd; + symbol->symbol.name = read_id (&(ieee->h)); + symbol->symbol.udata.p = (PTR) NULL; + symbol->symbol.flags = BSF_NO_FLAGS; + break; + case ieee_attribute_record_enum >> 8: + { + unsigned int symbol_name_index; + unsigned int symbol_type_index; + unsigned int symbol_attribute_def; + bfd_vma value; + switch (read_2bytes (&ieee->h)) + { + case ieee_attribute_record_enum: + symbol_name_index = must_parse_int (&(ieee->h)); + symbol_type_index = must_parse_int (&(ieee->h)); + symbol_attribute_def = must_parse_int (&(ieee->h)); + switch (symbol_attribute_def) + { + case 8: + case 19: + parse_int (&ieee->h, &value); + break; + default: + (*_bfd_error_handler) + (_("%s: unimplemented ATI record %u for symbol %u"), + bfd_archive_filename (abfd), symbol_attribute_def, + symbol_name_index); + bfd_set_error (bfd_error_bad_value); + return FALSE; + break; + } + break; + case ieee_external_reference_info_record_enum: + /* Skip over ATX record. */ + parse_int (&(ieee->h), &value); + parse_int (&(ieee->h), &value); + parse_int (&(ieee->h), &value); + parse_int (&(ieee->h), &value); + break; + case ieee_atn_record_enum: + /* We may get call optimization information here, + which we just ignore. The format is + {$F1}${CE}{index}{$00}{$3F}{$3F}{#_of_ASNs}. */ + parse_int (&ieee->h, &value); + parse_int (&ieee->h, &value); + parse_int (&ieee->h, &value); + if (value != 0x3f) + { + (*_bfd_error_handler) + (_("%s: unexpected ATN type %d in external part"), + bfd_archive_filename (abfd), (int) value); + bfd_set_error (bfd_error_bad_value); + return FALSE; + } + parse_int (&ieee->h, &value); + parse_int (&ieee->h, &value); + while (value > 0) + { + bfd_vma val1; + + --value; + + switch (read_2bytes (&ieee->h)) + { + case ieee_asn_record_enum: + parse_int (&ieee->h, &val1); + parse_int (&ieee->h, &val1); + break; + + default: + (*_bfd_error_handler) + (_("%s: unexpected type after ATN"), + bfd_archive_filename (abfd)); + bfd_set_error (bfd_error_bad_value); + return FALSE; + } + } + } + } + break; + case ieee_value_record_enum >> 8: + { + unsigned int symbol_name_index; + ieee_symbol_index_type symbol_ignore; + bfd_boolean pcrel_ignore; + unsigned int extra; + next_byte (&(ieee->h)); + next_byte (&(ieee->h)); + + symbol_name_index = must_parse_int (&(ieee->h)); + parse_expression (ieee, + &symbol->symbol.value, + &symbol_ignore, + &pcrel_ignore, + &extra, + &symbol->symbol.section); + + /* Fully linked IEEE-695 files tend to give every symbol + an absolute value. Try to convert that back into a + section relative value. FIXME: This won't always to + the right thing. */ + if (bfd_is_abs_section (symbol->symbol.section) + && (abfd->flags & HAS_RELOC) == 0) + { + bfd_vma val; + asection *s; + + val = symbol->symbol.value; + for (s = abfd->sections; s != NULL; s = s->next) + { + if (val >= s->vma && val < s->vma + s->_raw_size) + { + symbol->symbol.section = s; + symbol->symbol.value -= s->vma; + break; + } + } + } + + symbol->symbol.flags = BSF_GLOBAL | BSF_EXPORT; + + } + break; + case ieee_weak_external_reference_enum: + { + bfd_vma size; + bfd_vma value; + next_byte (&(ieee->h)); + /* Throw away the external reference index. */ + (void) must_parse_int (&(ieee->h)); + /* Fetch the default size if not resolved. */ + size = must_parse_int (&(ieee->h)); + /* Fetch the default value if available. */ + if (! parse_int (&(ieee->h), &value)) + { + value = 0; + } + /* This turns into a common. */ + symbol->symbol.section = bfd_com_section_ptr; + symbol->symbol.value = size; + } + break; + + case ieee_external_reference_enum: + next_byte (&(ieee->h)); + + symbol = get_symbol (abfd, ieee, symbol, &symbol_count, + &prev_reference_ptr, + &ieee->external_reference_max_index, 'X'); + if (symbol == NULL) + return FALSE; + + symbol->symbol.the_bfd = abfd; + symbol->symbol.name = read_id (&(ieee->h)); + symbol->symbol.udata.p = (PTR) NULL; + symbol->symbol.section = bfd_und_section_ptr; + symbol->symbol.value = (bfd_vma) 0; + symbol->symbol.flags = 0; + + BFD_ASSERT (symbol->index >= ieee->external_reference_min_index); + break; + + default: + loop = FALSE; + } + } + + if (ieee->external_symbol_max_index != 0) + { + ieee->external_symbol_count = + ieee->external_symbol_max_index - + ieee->external_symbol_min_index + 1; + } + else + { + ieee->external_symbol_count = 0; + } + + if (ieee->external_reference_max_index != 0) + { + ieee->external_reference_count = + ieee->external_reference_max_index - + ieee->external_reference_min_index + 1; + } + else + { + ieee->external_reference_count = 0; + } + + abfd->symcount = + ieee->external_reference_count + ieee->external_symbol_count; + + if (symbol_count != abfd->symcount) + { + /* There are gaps in the table -- */ + ieee->symbol_table_full = FALSE; + } + + *prev_symbols_ptr = (ieee_symbol_type *) NULL; + *prev_reference_ptr = (ieee_symbol_type *) NULL; + + return TRUE; +} + +static bfd_boolean +ieee_slurp_symbol_table (abfd) + bfd *abfd; +{ + if (! IEEE_DATA (abfd)->read_symbols) + { + if (! ieee_slurp_external_symbols (abfd)) + return FALSE; + IEEE_DATA (abfd)->read_symbols = TRUE; + } + return TRUE; +} + +static long +ieee_get_symtab_upper_bound (abfd) + bfd *abfd; +{ + if (! ieee_slurp_symbol_table (abfd)) + return -1; + + return (abfd->symcount != 0) ? + (abfd->symcount + 1) * (sizeof (ieee_symbol_type *)) : 0; +} + +/* Move from our internal lists to the canon table, and insert in + symbol index order. */ + +extern const bfd_target ieee_vec; + +static long +ieee_canonicalize_symtab (abfd, location) + bfd *abfd; + asymbol **location; +{ + ieee_symbol_type *symp; + static bfd dummy_bfd; + static asymbol empty_symbol = + { + &dummy_bfd, + " ieee empty", + (symvalue) 0, + BSF_DEBUGGING, + bfd_abs_section_ptr +#ifdef __STDC__ + /* K&R compilers can't initialise unions. */ + , { 0 } +#endif + }; + + if (abfd->symcount) + { + ieee_data_type *ieee = IEEE_DATA (abfd); + dummy_bfd.xvec = &ieee_vec; + if (! ieee_slurp_symbol_table (abfd)) + return -1; + + if (! ieee->symbol_table_full) + { + /* Arrgh - there are gaps in the table, run through and fill them + up with pointers to a null place. */ + unsigned int i; + + for (i = 0; i < abfd->symcount; i++) + location[i] = &empty_symbol; + } + + ieee->external_symbol_base_offset = -ieee->external_symbol_min_index; + for (symp = IEEE_DATA (abfd)->external_symbols; + symp != (ieee_symbol_type *) NULL; + symp = symp->next) + /* Place into table at correct index locations. */ + location[symp->index + ieee->external_symbol_base_offset] = &symp->symbol; + + /* The external refs are indexed in a bit. */ + ieee->external_reference_base_offset = + -ieee->external_reference_min_index + ieee->external_symbol_count; + + for (symp = IEEE_DATA (abfd)->external_reference; + symp != (ieee_symbol_type *) NULL; + symp = symp->next) + location[symp->index + ieee->external_reference_base_offset] = + &symp->symbol; + } + + if (abfd->symcount) + location[abfd->symcount] = (asymbol *) NULL; + + return abfd->symcount; +} + +static asection * +get_section_entry (abfd, ieee, index) + bfd *abfd; + ieee_data_type *ieee; + unsigned int index; +{ + if (index >= ieee->section_table_size) + { + unsigned int c, i; + asection **n; + bfd_size_type amt; + + c = ieee->section_table_size; + if (c == 0) + c = 20; + while (c <= index) + c *= 2; + + amt = c; + amt *= sizeof (asection *); + n = (asection **) bfd_realloc (ieee->section_table, amt); + if (n == NULL) + return NULL; + + for (i = ieee->section_table_size; i < c; i++) + n[i] = NULL; + + ieee->section_table = n; + ieee->section_table_size = c; + } + + if (ieee->section_table[index] == (asection *) NULL) + { + char *tmp = bfd_alloc (abfd, (bfd_size_type) 11); + asection *section; + + if (!tmp) + return NULL; + sprintf (tmp, " fsec%4d", index); + section = bfd_make_section (abfd, tmp); + ieee->section_table[index] = section; + section->flags = SEC_NO_FLAGS; + section->target_index = index; + ieee->section_table[index] = section; + } + return ieee->section_table[index]; +} + +static void +ieee_slurp_sections (abfd) + bfd *abfd; +{ + ieee_data_type *ieee = IEEE_DATA (abfd); + file_ptr offset = ieee->w.r.section_part; + char *name; + + if (offset != 0) + { + bfd_byte section_type[3]; + ieee_seek (ieee, offset); + while (TRUE) + { + switch (this_byte (&(ieee->h))) + { + case ieee_section_type_enum: + { + asection *section; + unsigned int section_index; + next_byte (&(ieee->h)); + section_index = must_parse_int (&(ieee->h)); + + section = get_section_entry (abfd, ieee, section_index); + + section_type[0] = this_byte_and_next (&(ieee->h)); + + /* Set minimal section attributes. Attributes are + extended later, based on section contents. */ + switch (section_type[0]) + { + case 0xC1: + /* Normal attributes for absolute sections. */ + section_type[1] = this_byte (&(ieee->h)); + section->flags = SEC_ALLOC; + switch (section_type[1]) + { + case 0xD3: /* AS Absolute section attributes. */ + next_byte (&(ieee->h)); + section_type[2] = this_byte (&(ieee->h)); + switch (section_type[2]) + { + case 0xD0: + /* Normal code. */ + next_byte (&(ieee->h)); + section->flags |= SEC_CODE; + break; + case 0xC4: + /* Normal data. */ + next_byte (&(ieee->h)); + section->flags |= SEC_DATA; + break; + case 0xD2: + next_byte (&(ieee->h)); + /* Normal rom data. */ + section->flags |= SEC_ROM | SEC_DATA; + break; + default: + break; + } + } + break; + case 0xC3: /* Named relocatable sections (type C). */ + section_type[1] = this_byte (&(ieee->h)); + section->flags = SEC_ALLOC; + switch (section_type[1]) + { + case 0xD0: /* Normal code (CP). */ + next_byte (&(ieee->h)); + section->flags |= SEC_CODE; + break; + case 0xC4: /* Normal data (CD). */ + next_byte (&(ieee->h)); + section->flags |= SEC_DATA; + break; + case 0xD2: /* Normal rom data (CR). */ + next_byte (&(ieee->h)); + section->flags |= SEC_ROM | SEC_DATA; + break; + default: + break; + } + } + + /* Read section name, use it if non empty. */ + name = read_id (&ieee->h); + if (name[0]) + section->name = name; + + /* Skip these fields, which we don't care about. */ + { + bfd_vma parent, brother, context; + parse_int (&(ieee->h), &parent); + parse_int (&(ieee->h), &brother); + parse_int (&(ieee->h), &context); + } + } + break; + case ieee_section_alignment_enum: + { + unsigned int section_index; + bfd_vma value; + asection *section; + next_byte (&(ieee->h)); + section_index = must_parse_int (&ieee->h); + section = get_section_entry (abfd, ieee, section_index); + if (section_index > ieee->section_count) + { + ieee->section_count = section_index; + } + section->alignment_power = + bfd_log2 (must_parse_int (&ieee->h)); + (void) parse_int (&(ieee->h), &value); + } + break; + case ieee_e2_first_byte_enum: + { + asection *section; + ieee_record_enum_type t; + + t = (ieee_record_enum_type) (read_2bytes (&(ieee->h))); + switch (t) + { + case ieee_section_size_enum: + section = ieee->section_table[must_parse_int (&(ieee->h))]; + section->_raw_size = must_parse_int (&(ieee->h)); + break; + case ieee_physical_region_size_enum: + section = ieee->section_table[must_parse_int (&(ieee->h))]; + section->_raw_size = must_parse_int (&(ieee->h)); + break; + case ieee_region_base_address_enum: + section = ieee->section_table[must_parse_int (&(ieee->h))]; + section->vma = must_parse_int (&(ieee->h)); + section->lma = section->vma; + break; + case ieee_mau_size_enum: + must_parse_int (&(ieee->h)); + must_parse_int (&(ieee->h)); + break; + case ieee_m_value_enum: + must_parse_int (&(ieee->h)); + must_parse_int (&(ieee->h)); + break; + case ieee_section_base_address_enum: + section = ieee->section_table[must_parse_int (&(ieee->h))]; + section->vma = must_parse_int (&(ieee->h)); + section->lma = section->vma; + break; + case ieee_section_offset_enum: + (void) must_parse_int (&(ieee->h)); + (void) must_parse_int (&(ieee->h)); + break; + default: + return; + } + } + break; + default: + return; + } + } + } +} + +/* Make a section for the debugging information, if any. We don't try + to interpret the debugging information; we just point the section + at the area in the file so that program which understand can dig it + out. */ + +static bfd_boolean +ieee_slurp_debug (abfd) + bfd *abfd; +{ + ieee_data_type *ieee = IEEE_DATA (abfd); + asection *sec; + file_ptr debug_end; + + if (ieee->w.r.debug_information_part == 0) + return TRUE; + + sec = bfd_make_section (abfd, ".debug"); + if (sec == NULL) + return FALSE; + sec->flags |= SEC_DEBUGGING | SEC_HAS_CONTENTS; + sec->filepos = ieee->w.r.debug_information_part; + + debug_end = ieee_part_after (ieee, ieee->w.r.debug_information_part); + sec->_raw_size = debug_end - ieee->w.r.debug_information_part; + + return TRUE; +} + +/* Archive stuff. */ + +const bfd_target * +ieee_archive_p (abfd) + bfd *abfd; +{ + char *library; + unsigned int i; + unsigned char buffer[512]; + file_ptr buffer_offset = 0; + ieee_ar_data_type *save = abfd->tdata.ieee_ar_data; + ieee_ar_data_type *ieee; + bfd_size_type alc_elts; + ieee_ar_obstack_type *elts = NULL; + bfd_size_type amt = sizeof (ieee_ar_data_type); + + abfd->tdata.ieee_ar_data = (ieee_ar_data_type *) bfd_alloc (abfd, amt); + if (!abfd->tdata.ieee_ar_data) + goto error_ret_restore; + ieee = IEEE_AR_DATA (abfd); + + /* Ignore the return value here. It doesn't matter if we don't read + the entire buffer. We might have a very small ieee file. */ + bfd_bread ((PTR) buffer, (bfd_size_type) sizeof (buffer), abfd); + + ieee->h.first_byte = buffer; + ieee->h.input_p = buffer; + + ieee->h.abfd = abfd; + + if (this_byte (&(ieee->h)) != Module_Beginning) + goto got_wrong_format_error; + + next_byte (&(ieee->h)); + library = read_id (&(ieee->h)); + if (strcmp (library, "LIBRARY") != 0) + goto got_wrong_format_error; + + /* Throw away the filename. */ + read_id (&(ieee->h)); + + ieee->element_count = 0; + ieee->element_index = 0; + + next_byte (&(ieee->h)); /* Drop the ad part. */ + must_parse_int (&(ieee->h)); /* And the two dummy numbers. */ + must_parse_int (&(ieee->h)); + + alc_elts = 10; + elts = (ieee_ar_obstack_type *) bfd_malloc (alc_elts * sizeof *elts); + if (elts == NULL) + goto error_return; + + /* Read the index of the BB table. */ + while (1) + { + int rec; + ieee_ar_obstack_type *t; + + rec = read_2bytes (&(ieee->h)); + if (rec != (int) ieee_assign_value_to_variable_enum) + break; + + if (ieee->element_count >= alc_elts) + { + ieee_ar_obstack_type *n; + + alc_elts *= 2; + n = ((ieee_ar_obstack_type *) + bfd_realloc (elts, alc_elts * sizeof *elts)); + if (n == NULL) + goto error_return; + elts = n; + } + + t = &elts[ieee->element_count]; + ieee->element_count++; + + must_parse_int (&(ieee->h)); + t->file_offset = must_parse_int (&(ieee->h)); + t->abfd = (bfd *) NULL; + + /* Make sure that we don't go over the end of the buffer. */ + if ((size_t) ieee_pos (IEEE_DATA (abfd)) > sizeof (buffer) / 2) + { + /* Past half way, reseek and reprime. */ + buffer_offset += ieee_pos (IEEE_DATA (abfd)); + if (bfd_seek (abfd, buffer_offset, SEEK_SET) != 0) + goto error_return; + + /* Again ignore return value of bfd_bread. */ + bfd_bread ((PTR) buffer, (bfd_size_type) sizeof (buffer), abfd); + ieee->h.first_byte = buffer; + ieee->h.input_p = buffer; + } + } + + amt = ieee->element_count; + amt *= sizeof *ieee->elements; + ieee->elements = (ieee_ar_obstack_type *) bfd_alloc (abfd, amt); + if (ieee->elements == NULL) + goto error_return; + + memcpy (ieee->elements, elts, (size_t) amt); + free (elts); + elts = NULL; + + /* Now scan the area again, and replace BB offsets with file offsets. */ + for (i = 2; i < ieee->element_count; i++) + { + if (bfd_seek (abfd, ieee->elements[i].file_offset, SEEK_SET) != 0) + goto error_return; + + /* Again ignore return value of bfd_bread. */ + bfd_bread ((PTR) buffer, (bfd_size_type) sizeof (buffer), abfd); + ieee->h.first_byte = buffer; + ieee->h.input_p = buffer; + + next_byte (&(ieee->h)); /* Drop F8. */ + next_byte (&(ieee->h)); /* Drop 14. */ + must_parse_int (&(ieee->h)); /* Drop size of block. */ + + if (must_parse_int (&(ieee->h)) != 0) + /* This object has been deleted. */ + ieee->elements[i].file_offset = 0; + else + ieee->elements[i].file_offset = must_parse_int (&(ieee->h)); + } + + /* abfd->has_armap = ;*/ + + return abfd->xvec; + + got_wrong_format_error: + bfd_set_error (bfd_error_wrong_format); + error_return: + if (elts != NULL) + free (elts); + bfd_release (abfd, ieee); + error_ret_restore: + abfd->tdata.ieee_ar_data = save; + + return NULL; +} + +const bfd_target * +ieee_object_p (abfd) + bfd *abfd; +{ + char *processor; + unsigned int part; + ieee_data_type *ieee; + unsigned char buffer[300]; + ieee_data_type *save = IEEE_DATA (abfd); + bfd_size_type amt; + + abfd->tdata.ieee_data = 0; + ieee_mkobject (abfd); + + ieee = IEEE_DATA (abfd); + if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0) + goto fail; + /* Read the first few bytes in to see if it makes sense. Ignore + bfd_bread return value; The file might be very small. */ + bfd_bread ((PTR) buffer, (bfd_size_type) sizeof (buffer), abfd); + + ieee->h.input_p = buffer; + if (this_byte_and_next (&(ieee->h)) != Module_Beginning) + goto got_wrong_format; + + ieee->read_symbols = FALSE; + ieee->read_data = FALSE; + ieee->section_count = 0; + ieee->external_symbol_max_index = 0; + ieee->external_symbol_min_index = IEEE_PUBLIC_BASE; + ieee->external_reference_min_index = IEEE_REFERENCE_BASE; + ieee->external_reference_max_index = 0; + ieee->h.abfd = abfd; + ieee->section_table = NULL; + ieee->section_table_size = 0; + + processor = ieee->mb.processor = read_id (&(ieee->h)); + if (strcmp (processor, "LIBRARY") == 0) + goto got_wrong_format; + ieee->mb.module_name = read_id (&(ieee->h)); + if (abfd->filename == (const char *) NULL) + abfd->filename = ieee->mb.module_name; + + /* Determine the architecture and machine type of the object file. */ + { + const bfd_arch_info_type *arch; + char family[10]; + + /* IEEE does not specify the format of the processor identification + string, so the compiler is free to put in it whatever it wants. + We try here to recognize different processors belonging to the + m68k family. Code for other processors can be added here. */ + if ((processor[0] == '6') && (processor[1] == '8')) + { + if (processor[2] == '3') /* 683xx integrated processors */ + { + switch (processor[3]) + { + case '0': /* 68302, 68306, 68307 */ + case '2': /* 68322, 68328 */ + case '5': /* 68356 */ + strcpy (family, "68000"); /* MC68000-based controllers */ + break; + + case '3': /* 68330, 68331, 68332, 68333, + 68334, 68335, 68336, 68338 */ + case '6': /* 68360 */ + case '7': /* 68376 */ + strcpy (family, "68332"); /* CPU32 and CPU32+ */ + break; + + case '4': + if (processor[4] == '9') /* 68349 */ + strcpy (family, "68030"); /* CPU030 */ + else /* 68340, 68341 */ + strcpy (family, "68332"); /* CPU32 and CPU32+ */ + break; + + default: /* Does not exist yet */ + strcpy (family, "68332"); /* Guess it will be CPU32 */ + } + } + else if (TOUPPER (processor[3]) == 'F') /* 68F333 */ + strcpy (family, "68332"); /* CPU32 */ + else if ((TOUPPER (processor[3]) == 'C') /* Embedded controllers. */ + && ((TOUPPER (processor[2]) == 'E') + || (TOUPPER (processor[2]) == 'H') + || (TOUPPER (processor[2]) == 'L'))) + { + strcpy (family, "68"); + strncat (family, processor + 4, 7); + family[9] = '\0'; + } + else /* "Regular" processors. */ + { + strncpy (family, processor, 9); + family[9] = '\0'; + } + } + else if ((strncmp (processor, "cpu32", 5) == 0) /* CPU32 and CPU32+ */ + || (strncmp (processor, "CPU32", 5) == 0)) + strcpy (family, "68332"); + else + { + strncpy (family, processor, 9); + family[9] = '\0'; + } + + arch = bfd_scan_arch (family); + if (arch == 0) + goto got_wrong_format; + abfd->arch_info = arch; + } + + if (this_byte (&(ieee->h)) != (int) ieee_address_descriptor_enum) + goto fail; + + next_byte (&(ieee->h)); + + if (! parse_int (&(ieee->h), &ieee->ad.number_of_bits_mau)) + goto fail; + + if (! parse_int (&(ieee->h), &ieee->ad.number_of_maus_in_address)) + goto fail; + + /* If there is a byte order info, take it. */ + if (this_byte (&(ieee->h)) == (int) ieee_variable_L_enum + || this_byte (&(ieee->h)) == (int) ieee_variable_M_enum) + next_byte (&(ieee->h)); + + for (part = 0; part < N_W_VARIABLES; part++) + { + bfd_boolean ok; + + if (read_2bytes (&(ieee->h)) != (int) ieee_assign_value_to_variable_enum) + goto fail; + + if (this_byte_and_next (&(ieee->h)) != part) + goto fail; + + ieee->w.offset[part] = parse_i (&(ieee->h), &ok); + if (! ok) + goto fail; + } + + if (ieee->w.r.external_part != 0) + abfd->flags = HAS_SYMS; + + /* By now we know that this is a real IEEE file, we're going to read + the whole thing into memory so that we can run up and down it + quickly. We can work out how big the file is from the trailer + record. */ + + amt = ieee->w.r.me_record + 1; + IEEE_DATA (abfd)->h.first_byte = + (unsigned char *) bfd_alloc (ieee->h.abfd, amt); + if (!IEEE_DATA (abfd)->h.first_byte) + goto fail; + if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0) + goto fail; + /* FIXME: Check return value. I'm not sure whether it needs to read + the entire buffer or not. */ + bfd_bread ((PTR) (IEEE_DATA (abfd)->h.first_byte), + (bfd_size_type) ieee->w.r.me_record + 1, abfd); + + ieee_slurp_sections (abfd); + + if (! ieee_slurp_debug (abfd)) + goto fail; + + /* Parse section data to activate file and section flags implied by + section contents. */ + if (! ieee_slurp_section_data (abfd)) + goto fail; + + return abfd->xvec; +got_wrong_format: + bfd_set_error (bfd_error_wrong_format); +fail: + bfd_release (abfd, ieee); + abfd->tdata.ieee_data = save; + return (const bfd_target *) NULL; +} + +static void +ieee_get_symbol_info (ignore_abfd, symbol, ret) + bfd *ignore_abfd ATTRIBUTE_UNUSED; + asymbol *symbol; + symbol_info *ret; +{ + bfd_symbol_info (symbol, ret); + if (symbol->name[0] == ' ') + ret->name = "* empty table entry "; + if (!symbol->section) + ret->type = (symbol->flags & BSF_LOCAL) ? 'a' : 'A'; +} + +static void +ieee_print_symbol (abfd, afile, symbol, how) + bfd *abfd; + PTR afile; + asymbol *symbol; + bfd_print_symbol_type how; +{ + FILE *file = (FILE *) afile; + + switch (how) + { + case bfd_print_symbol_name: + fprintf (file, "%s", symbol->name); + break; + case bfd_print_symbol_more: +#if 0 + fprintf (file, "%4x %2x", aout_symbol (symbol)->desc & 0xffff, + aout_symbol (symbol)->other & 0xff); +#endif + BFD_FAIL (); + break; + case bfd_print_symbol_all: + { + const char *section_name = + (symbol->section == (asection *) NULL + ? "*abs" + : symbol->section->name); + + if (symbol->name[0] == ' ') + { + fprintf (file, "* empty table entry "); + } + else + { + bfd_print_symbol_vandf (abfd, (PTR) file, symbol); + + fprintf (file, " %-5s %04x %02x %s", + section_name, + (unsigned) ieee_symbol (symbol)->index, + (unsigned) 0, + symbol->name); + } + } + break; + } +} + +static bfd_boolean +do_one (ieee, current_map, location_ptr, s, iterations) + ieee_data_type *ieee; + ieee_per_section_type *current_map; + unsigned char *location_ptr; + asection *s; + int iterations; +{ + switch (this_byte (&(ieee->h))) + { + case ieee_load_constant_bytes_enum: + { + unsigned int number_of_maus; + unsigned int i; + + next_byte (&(ieee->h)); + number_of_maus = must_parse_int (&(ieee->h)); + + for (i = 0; i < number_of_maus; i++) + { + location_ptr[current_map->pc++] = this_byte (&(ieee->h)); + next_byte (&(ieee->h)); + } + } + break; + + case ieee_load_with_relocation_enum: + { + bfd_boolean loop = TRUE; + + next_byte (&(ieee->h)); + while (loop) + { + switch (this_byte (&(ieee->h))) + { + case ieee_variable_R_enum: + + case ieee_function_signed_open_b_enum: + case ieee_function_unsigned_open_b_enum: + case ieee_function_either_open_b_enum: + { + unsigned int extra = 4; + bfd_boolean pcrel = FALSE; + asection *section; + ieee_reloc_type *r; + bfd_size_type amt = sizeof (ieee_reloc_type); + + r = (ieee_reloc_type *) bfd_alloc (ieee->h.abfd, amt); + if (!r) + return FALSE; + + *(current_map->reloc_tail_ptr) = r; + current_map->reloc_tail_ptr = &r->next; + r->next = (ieee_reloc_type *) NULL; + next_byte (&(ieee->h)); +/* abort();*/ + r->relent.sym_ptr_ptr = 0; + parse_expression (ieee, + &r->relent.addend, + &r->symbol, + &pcrel, &extra, §ion); + r->relent.address = current_map->pc; + s->flags |= SEC_RELOC; + s->owner->flags |= HAS_RELOC; + s->reloc_count++; + if (r->relent.sym_ptr_ptr == NULL && section != NULL) + r->relent.sym_ptr_ptr = section->symbol_ptr_ptr; + + if (this_byte (&(ieee->h)) == (int) ieee_comma) + { + next_byte (&(ieee->h)); + /* Fetch number of bytes to pad. */ + extra = must_parse_int (&(ieee->h)); + }; + + switch (this_byte (&(ieee->h))) + { + case ieee_function_signed_close_b_enum: + next_byte (&(ieee->h)); + break; + case ieee_function_unsigned_close_b_enum: + next_byte (&(ieee->h)); + break; + case ieee_function_either_close_b_enum: + next_byte (&(ieee->h)); + break; + default: + break; + } + /* Build a relocation entry for this type. */ + /* If pc rel then stick -ve pc into instruction + and take out of reloc .. + + I've changed this. It's all too complicated. I + keep 0 in the instruction now. */ + + switch (extra) + { + case 0: + case 4: + + if (pcrel) + { +#if KEEPMINUSPCININST + bfd_put_32 (ieee->h.abfd, -current_map->pc, + location_ptr + current_map->pc); + r->relent.howto = &rel32_howto; + r->relent.addend -= current_map->pc; +#else + bfd_put_32 (ieee->h.abfd, (bfd_vma) 0, location_ptr + + current_map->pc); + r->relent.howto = &rel32_howto; +#endif + } + else + { + bfd_put_32 (ieee->h.abfd, (bfd_vma) 0, + location_ptr + current_map->pc); + r->relent.howto = &abs32_howto; + } + current_map->pc += 4; + break; + case 2: + if (pcrel) + { +#if KEEPMINUSPCININST + bfd_put_16 (ieee->h.abfd, (bfd_vma) -current_map->pc, + location_ptr + current_map->pc); + r->relent.addend -= current_map->pc; + r->relent.howto = &rel16_howto; +#else + + bfd_put_16 (ieee->h.abfd, (bfd_vma) 0, + location_ptr + current_map->pc); + r->relent.howto = &rel16_howto; +#endif + } + + else + { + bfd_put_16 (ieee->h.abfd, (bfd_vma) 0, + location_ptr + current_map->pc); + r->relent.howto = &abs16_howto; + } + current_map->pc += 2; + break; + case 1: + if (pcrel) + { +#if KEEPMINUSPCININST + bfd_put_8 (ieee->h.abfd, (int) (-current_map->pc), location_ptr + current_map->pc); + r->relent.addend -= current_map->pc; + r->relent.howto = &rel8_howto; +#else + bfd_put_8 (ieee->h.abfd, 0, location_ptr + current_map->pc); + r->relent.howto = &rel8_howto; +#endif + } + else + { + bfd_put_8 (ieee->h.abfd, 0, location_ptr + current_map->pc); + r->relent.howto = &abs8_howto; + } + current_map->pc += 1; + break; + + default: + BFD_FAIL (); + return FALSE; + } + } + break; + default: + { + bfd_vma this_size; + if (parse_int (&(ieee->h), &this_size)) + { + unsigned int i; + for (i = 0; i < this_size; i++) + { + location_ptr[current_map->pc++] = this_byte (&(ieee->h)); + next_byte (&(ieee->h)); + } + } + else + { + loop = FALSE; + } + } + } + + /* Prevent more than the first load-item of an LR record + from being repeated (MRI convention). */ + if (iterations != 1) + loop = FALSE; + } + } + } + return TRUE; +} + +/* Read in all the section data and relocation stuff too. */ + +static bfd_boolean +ieee_slurp_section_data (abfd) + bfd *abfd; +{ + bfd_byte *location_ptr = (bfd_byte *) NULL; + ieee_data_type *ieee = IEEE_DATA (abfd); + unsigned int section_number; + + ieee_per_section_type *current_map = (ieee_per_section_type *) NULL; + asection *s; + /* Seek to the start of the data area. */ + if (ieee->read_data) + return TRUE; + ieee->read_data = TRUE; + ieee_seek (ieee, ieee->w.r.data_part); + + /* Allocate enough space for all the section contents. */ + for (s = abfd->sections; s != (asection *) NULL; s = s->next) + { + ieee_per_section_type *per = ieee_per_section (s); + if ((s->flags & SEC_DEBUGGING) != 0) + continue; + per->data = (bfd_byte *) bfd_alloc (ieee->h.abfd, s->_raw_size); + if (!per->data) + return FALSE; + per->reloc_tail_ptr = + (ieee_reloc_type **) & (s->relocation); + } + + while (TRUE) + { + switch (this_byte (&(ieee->h))) + { + /* IF we see anything strange then quit. */ + default: + return TRUE; + + case ieee_set_current_section_enum: + next_byte (&(ieee->h)); + section_number = must_parse_int (&(ieee->h)); + s = ieee->section_table[section_number]; + s->flags |= SEC_LOAD | SEC_HAS_CONTENTS; + current_map = ieee_per_section (s); + location_ptr = current_map->data - s->vma; + /* The document I have says that Microtec's compilers reset + this after a sec section, even though the standard says not + to, SO... */ + current_map->pc = s->vma; + break; + + case ieee_e2_first_byte_enum: + next_byte (&(ieee->h)); + switch (this_byte (&(ieee->h))) + { + case ieee_set_current_pc_enum & 0xff: + { + bfd_vma value; + ieee_symbol_index_type symbol; + unsigned int extra; + bfd_boolean pcrel; + + next_byte (&(ieee->h)); + must_parse_int (&(ieee->h)); /* Throw away section #. */ + parse_expression (ieee, &value, + &symbol, + &pcrel, &extra, + 0); + current_map->pc = value; + BFD_ASSERT ((unsigned) (value - s->vma) <= s->_raw_size); + } + break; + + case ieee_value_starting_address_enum & 0xff: + next_byte (&(ieee->h)); + if (this_byte (&(ieee->h)) == ieee_function_either_open_b_enum) + next_byte (&(ieee->h)); + abfd->start_address = must_parse_int (&(ieee->h)); + /* We've got to the end of the data now - */ + return TRUE; + default: + BFD_FAIL (); + return FALSE; + } + break; + case ieee_repeat_data_enum: + { + /* Repeat the following LD or LR n times - we do this by + remembering the stream pointer before running it and + resetting it and running it n times. We special case + the repetition of a repeat_data/load_constant. */ + unsigned int iterations; + unsigned char *start; + + next_byte (&(ieee->h)); + iterations = must_parse_int (&(ieee->h)); + start = ieee->h.input_p; + if (start[0] == (int) ieee_load_constant_bytes_enum + && start[1] == 1) + { + while (iterations != 0) + { + location_ptr[current_map->pc++] = start[2]; + iterations--; + } + next_byte (&(ieee->h)); + next_byte (&(ieee->h)); + next_byte (&(ieee->h)); + } + else + { + while (iterations != 0) + { + ieee->h.input_p = start; + if (!do_one (ieee, current_map, location_ptr, s, + (int) iterations)) + return FALSE; + iterations--; + } + } + } + break; + case ieee_load_constant_bytes_enum: + case ieee_load_with_relocation_enum: + if (!do_one (ieee, current_map, location_ptr, s, 1)) + return FALSE; + } + } +} + +static bfd_boolean +ieee_new_section_hook (abfd, newsect) + bfd *abfd; + asection *newsect; +{ + newsect->used_by_bfd + = (PTR) bfd_alloc (abfd, (bfd_size_type) sizeof (ieee_per_section_type)); + if (!newsect->used_by_bfd) + return FALSE; + ieee_per_section (newsect)->data = (bfd_byte *) NULL; + ieee_per_section (newsect)->section = newsect; + return TRUE; +} + +static long +ieee_get_reloc_upper_bound (abfd, asect) + bfd *abfd; + sec_ptr asect; +{ + if ((asect->flags & SEC_DEBUGGING) != 0) + return 0; + if (! ieee_slurp_section_data (abfd)) + return -1; + return (asect->reloc_count + 1) * sizeof (arelent *); +} + +static bfd_boolean +ieee_get_section_contents (abfd, section, location, offset, count) + bfd *abfd; + sec_ptr section; + PTR location; + file_ptr offset; + bfd_size_type count; +{ + ieee_per_section_type *p = ieee_per_section (section); + if ((section->flags & SEC_DEBUGGING) != 0) + return _bfd_generic_get_section_contents (abfd, section, location, + offset, count); + ieee_slurp_section_data (abfd); + (void) memcpy ((PTR) location, (PTR) (p->data + offset), (unsigned) count); + return TRUE; +} + +static long +ieee_canonicalize_reloc (abfd, section, relptr, symbols) + bfd *abfd; + sec_ptr section; + arelent **relptr; + asymbol **symbols; +{ + ieee_reloc_type *src = (ieee_reloc_type *) (section->relocation); + ieee_data_type *ieee = IEEE_DATA (abfd); + + if ((section->flags & SEC_DEBUGGING) != 0) + return 0; + + while (src != (ieee_reloc_type *) NULL) + { + /* Work out which symbol to attach it this reloc to. */ + switch (src->symbol.letter) + { + case 'I': + src->relent.sym_ptr_ptr = + symbols + src->symbol.index + ieee->external_symbol_base_offset; + break; + case 'X': + src->relent.sym_ptr_ptr = + symbols + src->symbol.index + ieee->external_reference_base_offset; + break; + case 0: + if (src->relent.sym_ptr_ptr != NULL) + src->relent.sym_ptr_ptr = + src->relent.sym_ptr_ptr[0]->section->symbol_ptr_ptr; + break; + default: + + BFD_FAIL (); + } + *relptr++ = &src->relent; + src = src->next; + } + *relptr = (arelent *) NULL; + return section->reloc_count; +} + +static int +comp (ap, bp) + const PTR ap; + const PTR bp; +{ + arelent *a = *((arelent **) ap); + arelent *b = *((arelent **) bp); + return a->address - b->address; +} + +/* Write the section headers. */ + +static bfd_boolean +ieee_write_section_part (abfd) + bfd *abfd; +{ + ieee_data_type *ieee = IEEE_DATA (abfd); + asection *s; + ieee->w.r.section_part = bfd_tell (abfd); + for (s = abfd->sections; s != (asection *) NULL; s = s->next) + { + if (! bfd_is_abs_section (s) + && (s->flags & SEC_DEBUGGING) == 0) + { + if (! ieee_write_byte (abfd, ieee_section_type_enum) + || ! ieee_write_byte (abfd, + (bfd_byte) (s->index + + IEEE_SECTION_NUMBER_BASE))) + return FALSE; + + if (abfd->flags & EXEC_P) + { + /* This image is executable, so output absolute sections. */ + if (! ieee_write_byte (abfd, ieee_variable_A_enum) + || ! ieee_write_byte (abfd, ieee_variable_S_enum)) + return FALSE; + } + else + { + if (! ieee_write_byte (abfd, ieee_variable_C_enum)) + return FALSE; + } + + switch (s->flags & (SEC_CODE | SEC_DATA | SEC_ROM)) + { + case SEC_CODE | SEC_LOAD: + case SEC_CODE: + if (! ieee_write_byte (abfd, ieee_variable_P_enum)) + return FALSE; + break; + case SEC_DATA: + default: + if (! ieee_write_byte (abfd, ieee_variable_D_enum)) + return FALSE; + break; + case SEC_ROM: + case SEC_ROM | SEC_DATA: + case SEC_ROM | SEC_LOAD: + case SEC_ROM | SEC_DATA | SEC_LOAD: + if (! ieee_write_byte (abfd, ieee_variable_R_enum)) + return FALSE; + } + + + if (! ieee_write_id (abfd, s->name)) + return FALSE; +#if 0 + ieee_write_int (abfd, 0); /* Parent */ + ieee_write_int (abfd, 0); /* Brother */ + ieee_write_int (abfd, 0); /* Context */ +#endif + /* Alignment. */ + if (! ieee_write_byte (abfd, ieee_section_alignment_enum) + || ! ieee_write_byte (abfd, + (bfd_byte) (s->index + + IEEE_SECTION_NUMBER_BASE)) + || ! ieee_write_int (abfd, (bfd_vma) 1 << s->alignment_power)) + return FALSE; + + /* Size. */ + if (! ieee_write_2bytes (abfd, ieee_section_size_enum) + || ! ieee_write_byte (abfd, + (bfd_byte) (s->index + + IEEE_SECTION_NUMBER_BASE)) + || ! ieee_write_int (abfd, s->_raw_size)) + return FALSE; + if (abfd->flags & EXEC_P) + { + /* Relocateable sections don't have asl records. */ + /* Vma. */ + if (! ieee_write_2bytes (abfd, ieee_section_base_address_enum) + || ! ieee_write_byte (abfd, + ((bfd_byte) + (s->index + + IEEE_SECTION_NUMBER_BASE))) + || ! ieee_write_int (abfd, s->lma)) + return FALSE; + } + } + } + + return TRUE; +} + + +static bfd_boolean +do_with_relocs (abfd, s) + bfd *abfd; + asection *s; +{ + unsigned int number_of_maus_in_address = + bfd_arch_bits_per_address (abfd) / bfd_arch_bits_per_byte (abfd); + unsigned int relocs_to_go = s->reloc_count; + bfd_byte *stream = ieee_per_section (s)->data; + arelent **p = s->orelocation; + bfd_size_type current_byte_index = 0; + + qsort (s->orelocation, + relocs_to_go, + sizeof (arelent **), + comp); + + /* Output the section preheader. */ + if (! ieee_write_byte (abfd, ieee_set_current_section_enum) + || ! ieee_write_byte (abfd, + (bfd_byte) (s->index + IEEE_SECTION_NUMBER_BASE)) + || ! ieee_write_2bytes (abfd, ieee_set_current_pc_enum) + || ! ieee_write_byte (abfd, + (bfd_byte) (s->index + IEEE_SECTION_NUMBER_BASE))) + return FALSE; + + if ((abfd->flags & EXEC_P) != 0 && relocs_to_go == 0) + { + if (! ieee_write_int (abfd, s->lma)) + return FALSE; + } + else + { + if (! ieee_write_expression (abfd, (bfd_vma) 0, s->symbol, 0, 0)) + return FALSE; + } + + if (relocs_to_go == 0) + { + /* If there aren't any relocations then output the load constant + byte opcode rather than the load with relocation opcode. */ + while (current_byte_index < s->_raw_size) + { + bfd_size_type run; + unsigned int MAXRUN = 127; + + run = MAXRUN; + if (run > s->_raw_size - current_byte_index) + run = s->_raw_size - current_byte_index; + + if (run != 0) + { + if (! ieee_write_byte (abfd, ieee_load_constant_bytes_enum)) + return FALSE; + /* Output a stream of bytes. */ + if (! ieee_write_int (abfd, run)) + return FALSE; + if (bfd_bwrite ((PTR) (stream + current_byte_index), run, abfd) + != run) + return FALSE; + current_byte_index += run; + } + } + } + else + { + if (! ieee_write_byte (abfd, ieee_load_with_relocation_enum)) + return FALSE; + + /* Output the data stream as the longest sequence of bytes + possible, allowing for the a reasonable packet size and + relocation stuffs. */ + + if ((PTR) stream == (PTR) NULL) + { + /* Outputting a section without data, fill it up. */ + stream = (unsigned char *) bfd_zalloc (abfd, s->_raw_size); + if (!stream) + return FALSE; + } + while (current_byte_index < s->_raw_size) + { + bfd_size_type run; + unsigned int MAXRUN = 127; + + if (relocs_to_go) + { + run = (*p)->address - current_byte_index; + if (run > MAXRUN) + run = MAXRUN; + } + else + run = MAXRUN; + + if (run > s->_raw_size - current_byte_index) + run = s->_raw_size - current_byte_index; + + if (run != 0) + { + /* Output a stream of bytes. */ + if (! ieee_write_int (abfd, run)) + return FALSE; + if (bfd_bwrite ((PTR) (stream + current_byte_index), run, abfd) + != run) + return FALSE; + current_byte_index += run; + } + + /* Output any relocations here. */ + if (relocs_to_go && (*p) && (*p)->address == current_byte_index) + { + while (relocs_to_go + && (*p) && (*p)->address == current_byte_index) + { + arelent *r = *p; + bfd_signed_vma ov; +#if 0 + if (r->howto->pc_relative) + r->addend += current_byte_index; +#endif + switch (r->howto->size) + { + case 2: + + ov = bfd_get_signed_32 (abfd, + stream + current_byte_index); + current_byte_index += 4; + break; + case 1: + ov = bfd_get_signed_16 (abfd, + stream + current_byte_index); + current_byte_index += 2; + break; + case 0: + ov = bfd_get_signed_8 (abfd, + stream + current_byte_index); + current_byte_index++; + break; + default: + ov = 0; + BFD_FAIL (); + return FALSE; + } + + ov &= r->howto->src_mask; + + if (r->howto->pc_relative + && ! r->howto->pcrel_offset) + ov += r->address; + + if (! ieee_write_byte (abfd, + ieee_function_either_open_b_enum)) + return FALSE; + +/* abort();*/ + + if (r->sym_ptr_ptr != (asymbol **) NULL) + { + if (! ieee_write_expression (abfd, r->addend + ov, + *(r->sym_ptr_ptr), + r->howto->pc_relative, + (unsigned) s->index)) + return FALSE; + } + else + { + if (! ieee_write_expression (abfd, r->addend + ov, + (asymbol *) NULL, + r->howto->pc_relative, + (unsigned) s->index)) + return FALSE; + } + + if (number_of_maus_in_address + != bfd_get_reloc_size (r->howto)) + { + bfd_vma rsize = bfd_get_reloc_size (r->howto); + if (! ieee_write_int (abfd, rsize)) + return FALSE; + } + if (! ieee_write_byte (abfd, + ieee_function_either_close_b_enum)) + return FALSE; + + relocs_to_go--; + p++; + } + + } + } + } + + return TRUE; +} + +/* If there are no relocations in the output section then we can be + clever about how we write. We block items up into a max of 127 + bytes. */ + +static bfd_boolean +do_as_repeat (abfd, s) + bfd *abfd; + asection *s; +{ + if (s->_raw_size) + { + if (! ieee_write_byte (abfd, ieee_set_current_section_enum) + || ! ieee_write_byte (abfd, + (bfd_byte) (s->index + + IEEE_SECTION_NUMBER_BASE)) + || ! ieee_write_byte (abfd, ieee_set_current_pc_enum >> 8) + || ! ieee_write_byte (abfd, ieee_set_current_pc_enum & 0xff) + || ! ieee_write_byte (abfd, + (bfd_byte) (s->index + + IEEE_SECTION_NUMBER_BASE))) + return FALSE; + + if ((abfd->flags & EXEC_P) != 0) + { + if (! ieee_write_int (abfd, s->lma)) + return FALSE; + } + else + { + if (! ieee_write_expression (abfd, (bfd_vma) 0, s->symbol, 0, 0)) + return FALSE; + } + + if (! ieee_write_byte (abfd, ieee_repeat_data_enum) + || ! ieee_write_int (abfd, s->_raw_size) + || ! ieee_write_byte (abfd, ieee_load_constant_bytes_enum) + || ! ieee_write_byte (abfd, 1) + || ! ieee_write_byte (abfd, 0)) + return FALSE; + } + + return TRUE; +} + +static bfd_boolean +do_without_relocs (abfd, s) + bfd *abfd; + asection *s; +{ + bfd_byte *stream = ieee_per_section (s)->data; + + if (stream == 0 || ((s->flags & SEC_LOAD) == 0)) + { + if (! do_as_repeat (abfd, s)) + return FALSE; + } + else + { + unsigned int i; + + for (i = 0; i < s->_raw_size; i++) + { + if (stream[i] != 0) + { + if (! do_with_relocs (abfd, s)) + return FALSE; + return TRUE; + } + } + if (! do_as_repeat (abfd, s)) + return FALSE; + } + + return TRUE; +} + + +static unsigned char *output_ptr_start; +static unsigned char *output_ptr; +static unsigned char *output_ptr_end; +static unsigned char *input_ptr_start; +static unsigned char *input_ptr; +static unsigned char *input_ptr_end; +static bfd *input_bfd; +static bfd *output_bfd; +static int output_buffer; + +static bfd_boolean +ieee_mkobject (abfd) + bfd *abfd; +{ + bfd_size_type amt; + + output_ptr_start = NULL; + output_ptr = NULL; + output_ptr_end = NULL; + input_ptr_start = NULL; + input_ptr = NULL; + input_ptr_end = NULL; + input_bfd = NULL; + output_bfd = NULL; + output_buffer = 0; + amt = sizeof (ieee_data_type); + abfd->tdata.ieee_data = (ieee_data_type *) bfd_zalloc (abfd, amt); + return abfd->tdata.ieee_data != NULL; +} + +static void +fill () +{ + bfd_size_type amt = input_ptr_end - input_ptr_start; + /* FIXME: Check return value. I'm not sure whether it needs to read + the entire buffer or not. */ + bfd_bread ((PTR) input_ptr_start, amt, input_bfd); + input_ptr = input_ptr_start; +} + +static void +flush () +{ + bfd_size_type amt = output_ptr - output_ptr_start; + + if (bfd_bwrite ((PTR) (output_ptr_start), amt, output_bfd) != amt) + abort (); + output_ptr = output_ptr_start; + output_buffer++; +} + +#define THIS() ( *input_ptr ) +#define NEXT() { input_ptr++; if (input_ptr == input_ptr_end) fill(); } +#define OUT(x) { *output_ptr++ = (x); if(output_ptr == output_ptr_end) flush(); } + +static void +write_int (value) + int value; +{ + if (value >= 0 && value <= 127) + { + OUT (value); + } + else + { + unsigned int length; + /* How many significant bytes ? */ + /* FIXME FOR LONGER INTS. */ + if (value & 0xff000000) + length = 4; + else if (value & 0x00ff0000) + length = 3; + else if (value & 0x0000ff00) + length = 2; + else + length = 1; + + OUT ((int) ieee_number_repeat_start_enum + length); + switch (length) + { + case 4: + OUT (value >> 24); + case 3: + OUT (value >> 16); + case 2: + OUT (value >> 8); + case 1: + OUT (value); + } + } +} + +static void +copy_id () +{ + int length = THIS (); + char ch; + + OUT (length); + NEXT (); + while (length--) + { + ch = THIS (); + OUT (ch); + NEXT (); + } +} + +#define VAR(x) ((x | 0x80)) +static void +copy_expression () +{ + int stack[10]; + int *tos = stack; + int value; + + while (1) + { + switch (THIS ()) + { + case 0x84: + NEXT (); + value = THIS (); + NEXT (); + value = (value << 8) | THIS (); + NEXT (); + value = (value << 8) | THIS (); + NEXT (); + value = (value << 8) | THIS (); + NEXT (); + *tos++ = value; + break; + case 0x83: + NEXT (); + value = THIS (); + NEXT (); + value = (value << 8) | THIS (); + NEXT (); + value = (value << 8) | THIS (); + NEXT (); + *tos++ = value; + break; + case 0x82: + NEXT (); + value = THIS (); + NEXT (); + value = (value << 8) | THIS (); + NEXT (); + *tos++ = value; + break; + case 0x81: + NEXT (); + value = THIS (); + NEXT (); + *tos++ = value; + break; + case 0x80: + NEXT (); + *tos++ = 0; + break; + default: + if (THIS () > 0x84) + { + /* Not a number, just bug out with the answer. */ + write_int (*(--tos)); + return; + } + *tos++ = THIS (); + NEXT (); + break; + case 0xa5: + /* PLUS anything. */ + value = *(--tos); + value += *(--tos); + *tos++ = value; + NEXT (); + break; + case VAR ('R'): + { + int section_number; + ieee_data_type *ieee; + asection *s; + + NEXT (); + section_number = THIS (); + + NEXT (); + ieee = IEEE_DATA (input_bfd); + s = ieee->section_table[section_number]; + value = 0; + if (s->output_section) + value = s->output_section->lma; + value += s->output_offset; + *tos++ = value; + } + break; + case 0x90: + { + NEXT (); + write_int (*(--tos)); + OUT (0x90); + return; + } + } + } +} + +/* Drop the int in the buffer, and copy a null into the gap, which we + will overwrite later */ + +static void +fill_int (buf) + struct output_buffer_struct *buf; +{ + if (buf->buffer == output_buffer) + { + /* Still a chance to output the size. */ + int value = output_ptr - buf->ptrp + 3; + buf->ptrp[0] = value >> 24; + buf->ptrp[1] = value >> 16; + buf->ptrp[2] = value >> 8; + buf->ptrp[3] = value >> 0; + } +} + +static void +drop_int (buf) + struct output_buffer_struct *buf; +{ + int type = THIS (); + int ch; + + if (type <= 0x84) + { + NEXT (); + switch (type) + { + case 0x84: + ch = THIS (); + NEXT (); + case 0x83: + ch = THIS (); + NEXT (); + case 0x82: + ch = THIS (); + NEXT (); + case 0x81: + ch = THIS (); + NEXT (); + case 0x80: + break; + } + } + OUT (0x84); + buf->ptrp = output_ptr; + buf->buffer = output_buffer; + OUT (0); + OUT (0); + OUT (0); + OUT (0); +} + +static void +copy_int () +{ + int type = THIS (); + int ch; + if (type <= 0x84) + { + OUT (type); + NEXT (); + switch (type) + { + case 0x84: + ch = THIS (); + NEXT (); + OUT (ch); + case 0x83: + ch = THIS (); + NEXT (); + OUT (ch); + case 0x82: + ch = THIS (); + NEXT (); + OUT (ch); + case 0x81: + ch = THIS (); + NEXT (); + OUT (ch); + case 0x80: + break; + } + } +} + +#define ID copy_id() +#define INT copy_int() +#define EXP copy_expression() +#define INTn(q) copy_int() +#define EXPn(q) copy_expression() + +static void +f1_record () +{ + int ch; + + /* ATN record. */ + NEXT (); + ch = THIS (); + switch (ch) + { + default: + OUT (0xf1); + OUT (ch); + break; + case 0xc9: + NEXT (); + OUT (0xf1); + OUT (0xc9); + INT; + INT; + ch = THIS (); + switch (ch) + { + case 0x16: + NEXT (); + break; + case 0x01: + NEXT (); + break; + case 0x00: + NEXT (); + INT; + break; + case 0x03: + NEXT (); + INT; + break; + case 0x13: + EXPn (instruction address); + break; + default: + break; + } + break; + case 0xd8: + /* EXternal ref. */ + NEXT (); + OUT (0xf1); + OUT (0xd8); + EXP; + EXP; + EXP; + EXP; + break; + case 0xce: + NEXT (); + OUT (0xf1); + OUT (0xce); + INT; + INT; + ch = THIS (); + INT; + switch (ch) + { + case 0x01: + INT; + INT; + break; + case 0x02: + INT; + break; + case 0x04: + EXPn (external function); + break; + case 0x05: + break; + case 0x07: + INTn (line number); + INT; + case 0x08: + break; + case 0x0a: + INTn (locked register); + INT; + break; + case 0x3f: + copy_till_end (); + break; + case 0x3e: + copy_till_end (); + break; + case 0x40: + copy_till_end (); + break; + case 0x41: + ID; + break; + } + } +} + +static void +f0_record () +{ + /* Attribute record. */ + NEXT (); + OUT (0xf0); + INTn (Symbol name); + ID; +} + +static void +copy_till_end () +{ + int ch = THIS (); + + while (1) + { + while (ch <= 0x80) + { + OUT (ch); + NEXT (); + ch = THIS (); + } + switch (ch) + { + case 0x84: + OUT (THIS ()); + NEXT (); + case 0x83: + OUT (THIS ()); + NEXT (); + case 0x82: + OUT (THIS ()); + NEXT (); + case 0x81: + OUT (THIS ()); + NEXT (); + OUT (THIS ()); + NEXT (); + + ch = THIS (); + break; + default: + return; + } + } + +} + +static void +f2_record () +{ + NEXT (); + OUT (0xf2); + INT; + NEXT (); + OUT (0xce); + INT; + copy_till_end (); +} + + +static void +f8_record () +{ + int ch; + NEXT (); + ch = THIS (); + switch (ch) + { + case 0x01: + case 0x02: + case 0x03: + /* Unique typedefs for module. */ + /* GLobal typedefs. */ + /* High level module scope beginning. */ + { + struct output_buffer_struct ob; + + NEXT (); + OUT (0xf8); + OUT (ch); + drop_int (&ob); + ID; + + block (); + + NEXT (); + fill_int (&ob); + OUT (0xf9); + } + break; + case 0x04: + /* Global function. */ + { + struct output_buffer_struct ob; + + NEXT (); + OUT (0xf8); + OUT (0x04); + drop_int (&ob); + ID; + INTn (stack size); + INTn (ret val); + EXPn (offset); + + block (); + + NEXT (); + OUT (0xf9); + EXPn (size of block); + fill_int (&ob); + } + break; + + case 0x05: + /* File name for source line numbers. */ + { + struct output_buffer_struct ob; + + NEXT (); + OUT (0xf8); + OUT (0x05); + drop_int (&ob); + ID; + INTn (year); + INTn (month); + INTn (day); + INTn (hour); + INTn (monute); + INTn (second); + block (); + NEXT (); + OUT (0xf9); + fill_int (&ob); + } + break; + + case 0x06: + /* Local function. */ + { + struct output_buffer_struct ob; + + NEXT (); + OUT (0xf8); + OUT (0x06); + drop_int (&ob); + ID; + INTn (stack size); + INTn (type return); + EXPn (offset); + block (); + NEXT (); + OUT (0xf9); + EXPn (size); + fill_int (&ob); + } + break; + + case 0x0a: + /* Assembler module scope beginning - */ + { + struct output_buffer_struct ob; + + NEXT (); + OUT (0xf8); + OUT (0x0a); + drop_int (&ob); + ID; + ID; + INT; + ID; + INT; + INT; + INT; + INT; + INT; + INT; + + block (); + + NEXT (); + OUT (0xf9); + fill_int (&ob); + } + break; + case 0x0b: + { + struct output_buffer_struct ob; + + NEXT (); + OUT (0xf8); + OUT (0x0b); + drop_int (&ob); + ID; + INT; + INTn (section index); + EXPn (offset); + INTn (stuff); + + block (); + + OUT (0xf9); + NEXT (); + EXPn (Size in Maus); + fill_int (&ob); + } + break; + } +} + +static void +e2_record () +{ + OUT (0xe2); + NEXT (); + OUT (0xce); + NEXT (); + INT; + EXP; +} + +static void +block () +{ + int ch; + + while (1) + { + ch = THIS (); + switch (ch) + { + case 0xe1: + case 0xe5: + return; + case 0xf9: + return; + case 0xf0: + f0_record (); + break; + case 0xf1: + f1_record (); + break; + case 0xf2: + f2_record (); + break; + case 0xf8: + f8_record (); + break; + case 0xe2: + e2_record (); + break; + + } + } +} + + +/* Moves all the debug information from the source bfd to the output + bfd, and relocates any expressions it finds. */ + +static void +relocate_debug (output, input) + bfd *output ATTRIBUTE_UNUSED; + bfd *input; +{ +#define IBS 400 +#define OBS 400 + unsigned char input_buffer[IBS]; + + input_ptr_start = input_ptr = input_buffer; + input_ptr_end = input_buffer + IBS; + input_bfd = input; + /* FIXME: Check return value. I'm not sure whether it needs to read + the entire buffer or not. */ + bfd_bread ((PTR) input_ptr_start, (bfd_size_type) IBS, input); + block (); +} + +/* Gather together all the debug information from each input BFD into + one place, relocating it and emitting it as we go. */ + +static bfd_boolean +ieee_write_debug_part (abfd) + bfd *abfd; +{ + ieee_data_type *ieee = IEEE_DATA (abfd); + bfd_chain_type *chain = ieee->chain_root; + unsigned char obuff[OBS]; + bfd_boolean some_debug = FALSE; + file_ptr here = bfd_tell (abfd); + + output_ptr_start = output_ptr = obuff; + output_ptr_end = obuff + OBS; + output_ptr = obuff; + output_bfd = abfd; + + if (chain == (bfd_chain_type *) NULL) + { + asection *s; + + for (s = abfd->sections; s != NULL; s = s->next) + if ((s->flags & SEC_DEBUGGING) != 0) + break; + if (s == NULL) + { + ieee->w.r.debug_information_part = 0; + return TRUE; + } + + ieee->w.r.debug_information_part = here; + if (bfd_bwrite (s->contents, s->_raw_size, abfd) != s->_raw_size) + return FALSE; + } + else + { + while (chain != (bfd_chain_type *) NULL) + { + bfd *entry = chain->this; + ieee_data_type *entry_ieee = IEEE_DATA (entry); + + if (entry_ieee->w.r.debug_information_part) + { + if (bfd_seek (entry, entry_ieee->w.r.debug_information_part, + SEEK_SET) != 0) + return FALSE; + relocate_debug (abfd, entry); + } + + chain = chain->next; + } + + if (some_debug) + ieee->w.r.debug_information_part = here; + else + ieee->w.r.debug_information_part = 0; + + flush (); + } + + return TRUE; +} + +/* Write the data in an ieee way. */ + +static bfd_boolean +ieee_write_data_part (abfd) + bfd *abfd; +{ + asection *s; + + ieee_data_type *ieee = IEEE_DATA (abfd); + ieee->w.r.data_part = bfd_tell (abfd); + + for (s = abfd->sections; s != (asection *) NULL; s = s->next) + { + /* Skip sections that have no loadable contents (.bss, + debugging, etc.) */ + if ((s->flags & SEC_LOAD) == 0) + continue; + + /* Sort the reloc records so we can insert them in the correct + places */ + if (s->reloc_count != 0) + { + if (! do_with_relocs (abfd, s)) + return FALSE; + } + else + { + if (! do_without_relocs (abfd, s)) + return FALSE; + } + } + + return TRUE; +} + + +static bfd_boolean +init_for_output (abfd) + bfd *abfd; +{ + asection *s; + + for (s = abfd->sections; s != (asection *) NULL; s = s->next) + { + if ((s->flags & SEC_DEBUGGING) != 0) + continue; + if (s->_raw_size != 0) + { + bfd_size_type size = s->_raw_size; + ieee_per_section (s)->data = (bfd_byte *) (bfd_alloc (abfd, size)); + if (!ieee_per_section (s)->data) + return FALSE; + } + } + return TRUE; +} + +/* Exec and core file sections. */ + +/* Set section contents is complicated with IEEE since the format is + not a byte image, but a record stream. */ + +static bfd_boolean +ieee_set_section_contents (abfd, section, location, offset, count) + bfd *abfd; + sec_ptr section; + const PTR location; + file_ptr offset; + bfd_size_type count; +{ + if ((section->flags & SEC_DEBUGGING) != 0) + { + if (section->contents == NULL) + { + bfd_size_type size = section->_raw_size; + section->contents = (unsigned char *) bfd_alloc (abfd, size); + if (section->contents == NULL) + return FALSE; + } + /* bfd_set_section_contents has already checked that everything + is within range. */ + memcpy (section->contents + offset, location, (size_t) count); + return TRUE; + } + + if (ieee_per_section (section)->data == (bfd_byte *) NULL) + { + if (!init_for_output (abfd)) + return FALSE; + } + memcpy ((PTR) (ieee_per_section (section)->data + offset), + (PTR) location, + (unsigned int) count); + return TRUE; +} + +/* Write the external symbols of a file. IEEE considers two sorts of + external symbols, public, and referenced. It uses to internal + forms to index them as well. When we write them out we turn their + symbol values into indexes from the right base. */ + +static bfd_boolean +ieee_write_external_part (abfd) + bfd *abfd; +{ + asymbol **q; + ieee_data_type *ieee = IEEE_DATA (abfd); + unsigned int reference_index = IEEE_REFERENCE_BASE; + unsigned int public_index = IEEE_PUBLIC_BASE + 2; + file_ptr here = bfd_tell (abfd); + bfd_boolean hadone = FALSE; + + if (abfd->outsymbols != (asymbol **) NULL) + { + + for (q = abfd->outsymbols; *q != (asymbol *) NULL; q++) + { + asymbol *p = *q; + + if (bfd_is_und_section (p->section)) + { + /* This must be a symbol reference. */ + if (! ieee_write_byte (abfd, ieee_external_reference_enum) + || ! ieee_write_int (abfd, (bfd_vma) reference_index) + || ! ieee_write_id (abfd, p->name)) + return FALSE; + p->value = reference_index; + reference_index++; + hadone = TRUE; + } + else if (bfd_is_com_section (p->section)) + { + /* This is a weak reference. */ + if (! ieee_write_byte (abfd, ieee_external_reference_enum) + || ! ieee_write_int (abfd, (bfd_vma) reference_index) + || ! ieee_write_id (abfd, p->name) + || ! ieee_write_byte (abfd, + ieee_weak_external_reference_enum) + || ! ieee_write_int (abfd, (bfd_vma) reference_index) + || ! ieee_write_int (abfd, p->value)) + return FALSE; + p->value = reference_index; + reference_index++; + hadone = TRUE; + } + else if (p->flags & BSF_GLOBAL) + { + /* This must be a symbol definition. */ + if (! ieee_write_byte (abfd, ieee_external_symbol_enum) + || ! ieee_write_int (abfd, (bfd_vma) public_index) + || ! ieee_write_id (abfd, p->name) + || ! ieee_write_2bytes (abfd, ieee_attribute_record_enum) + || ! ieee_write_int (abfd, (bfd_vma) public_index) + || ! ieee_write_byte (abfd, 15) /* instruction address */ + || ! ieee_write_byte (abfd, 19) /* static symbol */ + || ! ieee_write_byte (abfd, 1)) /* one of them */ + return FALSE; + + /* Write out the value. */ + if (! ieee_write_2bytes (abfd, ieee_value_record_enum) + || ! ieee_write_int (abfd, (bfd_vma) public_index)) + return FALSE; + if (! bfd_is_abs_section (p->section)) + { + if (abfd->flags & EXEC_P) + { + /* If fully linked, then output all symbols + relocated. */ + if (! (ieee_write_int + (abfd, + (p->value + + p->section->output_offset + + p->section->output_section->vma)))) + return FALSE; + } + else + { + if (! (ieee_write_expression + (abfd, + p->value + p->section->output_offset, + p->section->output_section->symbol, + FALSE, 0))) + return FALSE; + } + } + else + { + if (! ieee_write_expression (abfd, + p->value, + bfd_abs_section_ptr->symbol, + FALSE, 0)) + return FALSE; + } + p->value = public_index; + public_index++; + hadone = TRUE; + } + else + { + /* This can happen - when there are gaps in the symbols read + from an input ieee file. */ + } + } + } + if (hadone) + ieee->w.r.external_part = here; + + return TRUE; +} + + +static const unsigned char exten[] = +{ + 0xf0, 0x20, 0x00, + 0xf1, 0xce, 0x20, 0x00, 37, 3, 3, /* Set version 3 rev 3. */ + 0xf1, 0xce, 0x20, 0x00, 39, 2, /* Keep symbol in original case. */ + 0xf1, 0xce, 0x20, 0x00, 38 /* Set object type relocatable to x. */ +}; + +static const unsigned char envi[] = +{ + 0xf0, 0x21, 0x00, + +/* 0xf1, 0xce, 0x21, 00, 50, 0x82, 0x07, 0xc7, 0x09, 0x11, 0x11, + 0x19, 0x2c, +*/ + 0xf1, 0xce, 0x21, 00, 52, 0x00, /* exec ok */ + + 0xf1, 0xce, 0x21, 0, 53, 0x03,/* host unix */ +/* 0xf1, 0xce, 0x21, 0, 54, 2,1,1 tool & version # */ +}; + +static bfd_boolean +ieee_write_me_part (abfd) + bfd *abfd; +{ + ieee_data_type *ieee = IEEE_DATA (abfd); + ieee->w.r.trailer_part = bfd_tell (abfd); + if (abfd->start_address) + { + if (! ieee_write_2bytes (abfd, ieee_value_starting_address_enum) + || ! ieee_write_byte (abfd, ieee_function_either_open_b_enum) + || ! ieee_write_int (abfd, abfd->start_address) + || ! ieee_write_byte (abfd, ieee_function_either_close_b_enum)) + return FALSE; + } + ieee->w.r.me_record = bfd_tell (abfd); + if (! ieee_write_byte (abfd, ieee_module_end_enum)) + return FALSE; + return TRUE; +} + +/* Write out the IEEE processor ID. */ + +static bfd_boolean +ieee_write_processor (abfd) + bfd *abfd; +{ + const bfd_arch_info_type *arch; + + arch = bfd_get_arch_info (abfd); + switch (arch->arch) + { + default: + if (! ieee_write_id (abfd, bfd_printable_name (abfd))) + return FALSE; + break; + + case bfd_arch_a29k: + if (! ieee_write_id (abfd, "29000")) + return FALSE; + break; + + case bfd_arch_h8300: + if (! ieee_write_id (abfd, "H8/300")) + return FALSE; + break; + + case bfd_arch_h8500: + if (! ieee_write_id (abfd, "H8/500")) + return FALSE; + break; + + case bfd_arch_i960: + switch (arch->mach) + { + default: + case bfd_mach_i960_core: + case bfd_mach_i960_ka_sa: + if (! ieee_write_id (abfd, "80960KA")) + return FALSE; + break; + + case bfd_mach_i960_kb_sb: + if (! ieee_write_id (abfd, "80960KB")) + return FALSE; + break; + + case bfd_mach_i960_ca: + if (! ieee_write_id (abfd, "80960CA")) + return FALSE; + break; + + case bfd_mach_i960_mc: + case bfd_mach_i960_xa: + if (! ieee_write_id (abfd, "80960MC")) + return FALSE; + break; + } + break; + + case bfd_arch_m68k: + { + const char *id; + + switch (arch->mach) + { + default: id = "68020"; break; + case bfd_mach_m68000: id = "68000"; break; + case bfd_mach_m68008: id = "68008"; break; + case bfd_mach_m68010: id = "68010"; break; + case bfd_mach_m68020: id = "68020"; break; + case bfd_mach_m68030: id = "68030"; break; + case bfd_mach_m68040: id = "68040"; break; + case bfd_mach_m68060: id = "68060"; break; + case bfd_mach_cpu32: id = "cpu32"; break; + case bfd_mach_mcf5200:id = "5200"; break; + case bfd_mach_mcf5206e:id = "5206e"; break; + case bfd_mach_mcf5307:id = "5307"; break; + case bfd_mach_mcf5407:id = "5407"; break; + case bfd_mach_mcf528x:id = "5282"; break; + } + + if (! ieee_write_id (abfd, id)) + return FALSE; + } + break; + } + + return TRUE; +} + +static bfd_boolean +ieee_write_object_contents (abfd) + bfd *abfd; +{ + ieee_data_type *ieee = IEEE_DATA (abfd); + unsigned int i; + file_ptr old; + + /* Fast forward over the header area. */ + if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0) + return FALSE; + + if (! ieee_write_byte (abfd, ieee_module_beginning_enum) + || ! ieee_write_processor (abfd) + || ! ieee_write_id (abfd, abfd->filename)) + return FALSE; + + /* Fast forward over the variable bits. */ + if (! ieee_write_byte (abfd, ieee_address_descriptor_enum)) + return FALSE; + + /* Bits per MAU. */ + if (! ieee_write_byte (abfd, (bfd_byte) (bfd_arch_bits_per_byte (abfd)))) + return FALSE; + /* MAU's per address. */ + if (! ieee_write_byte (abfd, + (bfd_byte) (bfd_arch_bits_per_address (abfd) + / bfd_arch_bits_per_byte (abfd)))) + return FALSE; + + old = bfd_tell (abfd); + if (bfd_seek (abfd, (file_ptr) (8 * N_W_VARIABLES), SEEK_CUR) != 0) + return FALSE; + + ieee->w.r.extension_record = bfd_tell (abfd); + if (bfd_bwrite ((char *) exten, (bfd_size_type) sizeof (exten), abfd) + != sizeof (exten)) + return FALSE; + if (abfd->flags & EXEC_P) + { + if (! ieee_write_byte (abfd, 0x1)) /* Absolute */ + return FALSE; + } + else + { + if (! ieee_write_byte (abfd, 0x2)) /* Relocateable */ + return FALSE; + } + + ieee->w.r.environmental_record = bfd_tell (abfd); + if (bfd_bwrite ((char *) envi, (bfd_size_type) sizeof (envi), abfd) + != sizeof (envi)) + return FALSE; + + /* The HP emulator database requires a timestamp in the file. */ + { + time_t now; + const struct tm *t; + + time (&now); + t = (struct tm *) localtime (&now); + if (! ieee_write_2bytes (abfd, (int) ieee_atn_record_enum) + || ! ieee_write_byte (abfd, 0x21) + || ! ieee_write_byte (abfd, 0) + || ! ieee_write_byte (abfd, 50) + || ! ieee_write_int (abfd, (bfd_vma) (t->tm_year + 1900)) + || ! ieee_write_int (abfd, (bfd_vma) (t->tm_mon + 1)) + || ! ieee_write_int (abfd, (bfd_vma) t->tm_mday) + || ! ieee_write_int (abfd, (bfd_vma) t->tm_hour) + || ! ieee_write_int (abfd, (bfd_vma) t->tm_min) + || ! ieee_write_int (abfd, (bfd_vma) t->tm_sec)) + return FALSE; + } + + output_bfd = abfd; + + flush (); + + if (! ieee_write_section_part (abfd)) + return FALSE; + /* First write the symbols. This changes their values into table + indeces so we cant use it after this point. */ + if (! ieee_write_external_part (abfd)) + return FALSE; + + /* Write any debugs we have been told about. */ + if (! ieee_write_debug_part (abfd)) + return FALSE; + + /* Can only write the data once the symbols have been written, since + the data contains relocation information which points to the + symbols. */ + if (! ieee_write_data_part (abfd)) + return FALSE; + + /* At the end we put the end! */ + if (! ieee_write_me_part (abfd)) + return FALSE; + + /* Generate the header. */ + if (bfd_seek (abfd, old, SEEK_SET) != 0) + return FALSE; + + for (i = 0; i < N_W_VARIABLES; i++) + { + if (! ieee_write_2bytes (abfd, ieee_assign_value_to_variable_enum) + || ! ieee_write_byte (abfd, (bfd_byte) i) + || ! ieee_write_int5_out (abfd, (bfd_vma) ieee->w.offset[i])) + return FALSE; + } + + return TRUE; +} + +/* Native-level interface to symbols. */ + +/* We read the symbols into a buffer, which is discarded when this + function exits. We read the strings into a buffer large enough to + hold them all plus all the cached symbol entries. */ + +static asymbol * +ieee_make_empty_symbol (abfd) + bfd *abfd; +{ + bfd_size_type amt = sizeof (ieee_symbol_type); + ieee_symbol_type *new = (ieee_symbol_type *) bfd_zalloc (abfd, amt); + + if (!new) + return NULL; + new->symbol.the_bfd = abfd; + return &new->symbol; +} + +static bfd * +ieee_openr_next_archived_file (arch, prev) + bfd *arch; + bfd *prev; +{ + ieee_ar_data_type *ar = IEEE_AR_DATA (arch); + + /* Take the next one from the arch state, or reset. */ + if (prev == (bfd *) NULL) + /* Reset the index - the first two entries are bogus. */ + ar->element_index = 2; + + while (TRUE) + { + ieee_ar_obstack_type *p = ar->elements + ar->element_index; + + ar->element_index++; + if (ar->element_index <= ar->element_count) + { + if (p->file_offset != (file_ptr) 0) + { + if (p->abfd == (bfd *) NULL) + { + p->abfd = _bfd_create_empty_archive_element_shell (arch); + p->abfd->origin = p->file_offset; + } + return p->abfd; + } + } + else + { + bfd_set_error (bfd_error_no_more_archived_files); + return (bfd *) NULL; + } + } +} + +static bfd_boolean +ieee_find_nearest_line (abfd, section, symbols, offset, filename_ptr, + functionname_ptr, line_ptr) + bfd *abfd ATTRIBUTE_UNUSED; + asection *section ATTRIBUTE_UNUSED; + asymbol **symbols ATTRIBUTE_UNUSED; + bfd_vma offset ATTRIBUTE_UNUSED; + const char **filename_ptr ATTRIBUTE_UNUSED; + const char **functionname_ptr ATTRIBUTE_UNUSED; + unsigned int *line_ptr ATTRIBUTE_UNUSED; +{ + return FALSE; +} + +static int +ieee_generic_stat_arch_elt (abfd, buf) + bfd *abfd; + struct stat *buf; +{ + ieee_ar_data_type *ar = (ieee_ar_data_type *) NULL; + ieee_data_type *ieee; + + if (abfd->my_archive != NULL) + ar = abfd->my_archive->tdata.ieee_ar_data; + if (ar == (ieee_ar_data_type *) NULL) + { + bfd_set_error (bfd_error_invalid_operation); + return -1; + } + + if (IEEE_DATA (abfd) == NULL) + { + if (ieee_object_p (abfd) == NULL) + { + bfd_set_error (bfd_error_wrong_format); + return -1; + } + } + + ieee = IEEE_DATA (abfd); + + buf->st_size = ieee->w.r.me_record + 1; + buf->st_mode = 0644; + return 0; +} + +static int +ieee_sizeof_headers (abfd, x) + bfd *abfd ATTRIBUTE_UNUSED; + bfd_boolean x ATTRIBUTE_UNUSED; +{ + return 0; +} + + +/* The debug info routines are never used. */ +#if 0 + +static void +ieee_bfd_debug_info_start (abfd) + bfd *abfd; +{ + +} + +static void +ieee_bfd_debug_info_end (abfd) + bfd *abfd; +{ + +} + + +/* Add this section to the list of sections we have debug info for, to + be ready to output it at close time. */ +static void +ieee_bfd_debug_info_accumulate (abfd, section) + bfd *abfd; + asection *section; +{ + ieee_data_type *ieee = IEEE_DATA (section->owner); + ieee_data_type *output_ieee = IEEE_DATA (abfd); + + /* Can only accumulate data from other ieee bfds. */ + if (section->owner->xvec != abfd->xvec) + return; + /* Only bother once per bfd. */ + if (ieee->done_debug) + return; + ieee->done_debug = TRUE; + + /* Don't bother if there is no debug info. */ + if (ieee->w.r.debug_information_part == 0) + return; + + /* Add to chain. */ + { + bfd_size_type amt = sizeof (bfd_chain_type); + bfd_chain_type *n = (bfd_chain_type *) bfd_alloc (abfd, amt); + + if (!n) + abort (); /* FIXME */ + n->this = section->owner; + n->next = (bfd_chain_type *) NULL; + + if (output_ieee->chain_head) + output_ieee->chain_head->next = n; + else + output_ieee->chain_root = n; + + output_ieee->chain_head = n; + } +} + +#endif + +#define ieee_close_and_cleanup _bfd_generic_close_and_cleanup +#define ieee_bfd_free_cached_info _bfd_generic_bfd_free_cached_info + +#define ieee_slurp_armap bfd_true +#define ieee_slurp_extended_name_table bfd_true +#define ieee_construct_extended_name_table \ + ((bfd_boolean (*) \ + PARAMS ((bfd *, char **, bfd_size_type *, const char **))) \ + bfd_true) +#define ieee_truncate_arname bfd_dont_truncate_arname +#define ieee_write_armap \ + ((bfd_boolean (*) \ + PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int))) \ + bfd_true) +#define ieee_read_ar_hdr bfd_nullvoidptr +#define ieee_update_armap_timestamp bfd_true +#define ieee_get_elt_at_index _bfd_generic_get_elt_at_index + +#define ieee_bfd_is_local_label_name bfd_generic_is_local_label_name +#define ieee_get_lineno _bfd_nosymbols_get_lineno +#define ieee_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol +#define ieee_read_minisymbols _bfd_generic_read_minisymbols +#define ieee_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol + +#define ieee_bfd_reloc_type_lookup _bfd_norelocs_bfd_reloc_type_lookup + +#define ieee_set_arch_mach _bfd_generic_set_arch_mach + +#define ieee_get_section_contents_in_window \ + _bfd_generic_get_section_contents_in_window +#define ieee_bfd_get_relocated_section_contents \ + bfd_generic_get_relocated_section_contents +#define ieee_bfd_relax_section bfd_generic_relax_section +#define ieee_bfd_gc_sections bfd_generic_gc_sections +#define ieee_bfd_merge_sections bfd_generic_merge_sections +#define ieee_bfd_discard_group bfd_generic_discard_group +#define ieee_bfd_link_hash_table_create _bfd_generic_link_hash_table_create +#define ieee_bfd_link_hash_table_free _bfd_generic_link_hash_table_free +#define ieee_bfd_link_add_symbols _bfd_generic_link_add_symbols +#define ieee_bfd_link_just_syms _bfd_generic_link_just_syms +#define ieee_bfd_final_link _bfd_generic_final_link +#define ieee_bfd_link_split_section _bfd_generic_link_split_section + +const bfd_target ieee_vec = +{ + "ieee", /* name */ + bfd_target_ieee_flavour, + BFD_ENDIAN_UNKNOWN, /* target byte order */ + BFD_ENDIAN_UNKNOWN, /* target headers byte order */ + (HAS_RELOC | EXEC_P | /* object flags */ + HAS_LINENO | HAS_DEBUG | + HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED), + (SEC_CODE | SEC_DATA | SEC_ROM | SEC_HAS_CONTENTS + | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */ + '_', /* leading underscore */ + ' ', /* ar_pad_char */ + 16, /* ar_max_namelen */ + 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 */ + bfd_getb64, bfd_getb_signed_64, bfd_putb64, + bfd_getb32, bfd_getb_signed_32, bfd_putb32, + bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */ + + {_bfd_dummy_target, + ieee_object_p, /* bfd_check_format */ + ieee_archive_p, + _bfd_dummy_target, + }, + { + bfd_false, + ieee_mkobject, + _bfd_generic_mkarchive, + bfd_false + }, + { + bfd_false, + ieee_write_object_contents, + _bfd_write_archive_contents, + bfd_false, + }, + + /* ieee_close_and_cleanup, ieee_bfd_free_cached_info, ieee_new_section_hook, + ieee_get_section_contents, ieee_get_section_contents_in_window */ + BFD_JUMP_TABLE_GENERIC (ieee), + + BFD_JUMP_TABLE_COPY (_bfd_generic), + BFD_JUMP_TABLE_CORE (_bfd_nocore), + + /* ieee_slurp_armap, ieee_slurp_extended_name_table, + ieee_construct_extended_name_table, ieee_truncate_arname, + ieee_write_armap, ieee_read_ar_hdr, ieee_openr_next_archived_file, + ieee_get_elt_at_index, ieee_generic_stat_arch_elt, + ieee_update_armap_timestamp */ + BFD_JUMP_TABLE_ARCHIVE (ieee), + + /* ieee_get_symtab_upper_bound, ieee_canonicalize_symtab, + ieee_make_empty_symbol, ieee_print_symbol, ieee_get_symbol_info, + ieee_bfd_is_local_label_name, ieee_get_lineno, + ieee_find_nearest_line, ieee_bfd_make_debug_symbol, + ieee_read_minisymbols, ieee_minisymbol_to_symbol */ + BFD_JUMP_TABLE_SYMBOLS (ieee), + + /* ieee_get_reloc_upper_bound, ieee_canonicalize_reloc, + ieee_bfd_reloc_type_lookup */ + BFD_JUMP_TABLE_RELOCS (ieee), + + /* ieee_set_arch_mach, ieee_set_section_contents */ + BFD_JUMP_TABLE_WRITE (ieee), + + /* ieee_sizeof_headers, ieee_bfd_get_relocated_section_contents, + ieee_bfd_relax_section, ieee_bfd_link_hash_table_create, + _bfd_generic_link_hash_table_free, + ieee_bfd_link_add_symbols, ieee_bfd_final_link, + ieee_bfd_link_split_section, ieee_bfd_gc_sections, + ieee_bfd_merge_sections */ + BFD_JUMP_TABLE_LINK (ieee), + + BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), + + NULL, + + (PTR) 0 +}; 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