+++ /dev/null
-/* BFD back-end for ieee-695 objects.
- Copyright (C) 1990-2018 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 3 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
- MA 02110-1301, USA. */
-
-
-#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 "sysdep.h"
-#include "bfd.h"
-#include "libbfd.h"
-#include "ieee.h"
-#include "libieee.h"
-#include "safe-ctype.h"
-#include "libiberty.h"
-
-struct output_buffer_struct
-{
- unsigned char *ptrp;
- int buffer;
-};
-
-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 void block (void);
-
-/* Functions for writing to ieee files in the strange way that the
- standard requires. */
-
-static bfd_boolean
-ieee_write_byte (bfd *abfd, int barg)
-{
- bfd_byte byte;
-
- byte = barg;
- if (bfd_bwrite ((void *) &byte, (bfd_size_type) 1, abfd) != 1)
- return FALSE;
- return TRUE;
-}
-
-static bfd_boolean
-ieee_write_2bytes (bfd *abfd, int bytes)
-{
- bfd_byte buffer[2];
-
- buffer[0] = bytes >> 8;
- buffer[1] = bytes & 0xff;
- if (bfd_bwrite ((void *) buffer, (bfd_size_type) 2, abfd) != 2)
- return FALSE;
- return TRUE;
-}
-
-static bfd_boolean
-ieee_write_int (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 (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
- /* xgettext:c-format */
- (_("%pB: string too long (%ld chars, max 65535)"), abfd, (long) length);
- bfd_set_error (bfd_error_invalid_operation);
- return FALSE;
- }
-
- if (bfd_bwrite ((void *) id, (bfd_size_type) length, abfd) != length)
- return FALSE;
- return TRUE;
-}
-\f
-/* Functions for reading from ieee files in the strange way that the
- standard requires. */
-
-#define this_byte(ieee) *((ieee)->input_p)
-#define this_byte_and_next(ieee) ((ieee)->input_p < (ieee)->end_p ? *((ieee)->input_p++) : 0)
-
-static bfd_boolean
-next_byte (common_header_type * ieee)
-{
- ieee->input_p++;
-
- return ieee->input_p < ieee->last_byte;
-}
-
-static unsigned short
-read_2bytes (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 (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 (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);
- }
-
- /* PR 21612: Check for an invalid length. */
- if (ieee->input_p + length >= ieee->end_p)
- {
- _bfd_error_handler (_("IEEE parser: string length: %#lx longer than buffer: %#lx"),
- (long) length, (long) (ieee->end_p - ieee->input_p));
- bfd_set_error (bfd_error_invalid_operation);
- return NULL;
- }
-
- /* 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 (bfd *abfd,
- bfd_vma value,
- asymbol *symbol,
- bfd_boolean pcrel,
- unsigned int sindex)
-{
- 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
- /* xgettext:c-format */
- (_("%pB: unrecognized symbol `%s' flags 0x%x"),
- 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) (sindex + 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;
-}
-\f
-/* Writes any integer into the buffer supplied and always takes 5 bytes. */
-
-static void
-ieee_write_int5 (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 (bfd *abfd, bfd_vma value)
-{
- bfd_byte b[5];
-
- ieee_write_int5 (b, value);
- if (bfd_bwrite ((void *) b, (bfd_size_type) 5, abfd) != 5)
- return FALSE;
- return TRUE;
-}
-
-static bfd_boolean
-parse_int (common_header_type *ieee, bfd_vma *value_ptr)
-{
- int value = this_byte (ieee);
- int result;
-
- if (value >= 0 && value <= 127)
- {
- *value_ptr = value;
- return next_byte (ieee);
- }
- else if (value >= 0x80 && value <= 0x88)
- {
- unsigned int count = value & 0xf;
-
- result = 0;
- if (! next_byte (ieee))
- return FALSE;
- while (count)
- {
- result = (result << 8) | this_byte_and_next (ieee);
- count--;
- }
- *value_ptr = result;
- return TRUE;
- }
- return FALSE;
-}
-
-static int
-parse_i (common_header_type *ieee, bfd_boolean *ok)
-{
- bfd_vma x = 0;
- *ok = parse_int (ieee, &x);
- return x;
-}
-
-static bfd_vma
-must_parse_int (common_header_type *ieee)
-{
- bfd_vma result = 0;
- 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 bfd_boolean
-parse_expression (ieee_data_type *ieee,
- bfd_vma *value,
- ieee_symbol_index_type *symbol,
- bfd_boolean *pcrel,
- unsigned int *extra,
- asection **section)
-
-{
- bfd_boolean loop = TRUE;
- ieee_value_type stack[10];
- ieee_value_type *sp = stack;
- asection *dummy;
-
-#define POS sp[1]
-#define TOS sp[0]
-#define NOS sp[-1]
-#define INC sp++;
-#define DEC sp--;
-
- /* 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;
-
- 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;
-
- if (! next_byte (&(ieee->h)))
- return FALSE;
- *pcrel = TRUE;
- section_n = must_parse_int (&(ieee->h));
- (void) section_n;
- PUSH (NOSYMBOL, bfd_abs_section_ptr, 0);
- break;
- }
-
- case ieee_variable_L_enum:
- /* L variable address of section N. */
- if (! next_byte (&(ieee->h)))
- return FALSE;
- 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. */
- if (! next_byte (&(ieee->h)))
- return FALSE;
- 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. */
- if (! next_byte (&(ieee->h)))
- return FALSE;
- PUSH (NOSYMBOL,
- 0,
- ieee->section_table[must_parse_int (&(ieee->h))]->size);
- break;
-
- case ieee_variable_I_enum:
- /* Push the address of variable n. */
- {
- ieee_symbol_index_type sy;
-
- if (! next_byte (&(ieee->h)))
- return FALSE;
- 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;
-
- if (! next_byte (&(ieee->h)))
- return FALSE;
-
- 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;
-
- if (! next_byte (&(ieee->h)))
- return FALSE;
-
- 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;
-
- if (! next_byte (&(ieee->h)))
- return FALSE;
-
- 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);
- (void) section1;
- (void) sy1;
- }
-
- POP (*symbol, dummy, *value);
- if (section)
- *section = dummy;
-
- return TRUE;
-}
-
-#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_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 bfd_boolean
-ieee_seek (ieee_data_type * ieee, file_ptr offset)
-{
- /* PR 17512: file: 017-1157-0.004. */
- if (offset < 0 || (bfd_size_type) offset >= ieee->h.total_amt)
- {
- ieee->h.input_p = ieee->h.first_byte + ieee->h.total_amt;
- ieee->h.end_p = ieee->h.last_byte = ieee->h.input_p;
- return FALSE;
- }
-
- ieee->h.input_p = ieee->h.first_byte + offset;
- ieee->h.end_p = ieee->h.last_byte = (ieee->h.first_byte + ieee_part_after (ieee, offset));
- return TRUE;
-}
-
-static unsigned int last_index;
-static char last_type; /* Is the index for an X or a D. */
-
-static ieee_symbol_type *
-get_symbol (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 = 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 (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 = NULL;
- unsigned int symbol_count = 0;
- bfd_boolean loop = TRUE;
-
- last_index = 0xffffff;
- ieee->symbol_table_full = TRUE;
-
- if (! ieee_seek (ieee, offset))
- return FALSE;
-
- while (loop)
- {
- switch (this_byte (&(ieee->h)))
- {
- case ieee_nn_record:
- if (! next_byte (&(ieee->h)))
- return FALSE;
-
- 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 = NULL;
- symbol->symbol.flags = BSF_NO_FLAGS;
- break;
-
- case ieee_external_symbol_enum:
- if (! next_byte (&(ieee->h)))
- return FALSE;
-
- 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 = 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 = 0;
-
- 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));
- (void) symbol_type_index;
- 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
- /* xgettext:c-format */
- (_("%pB: unimplemented ATI record %u for symbol %u"),
- 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
- /* xgettext:c-format */
- (_("%pB: unexpected ATN type %" PRId64 " in external part"),
- abfd, (int64_t) 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
- (_("%pB: unexpected type after ATN"), 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;
-
- if (! next_byte (&(ieee->h)))
- return FALSE;
- if (! next_byte (&(ieee->h)))
- return FALSE;
-
- symbol_name_index = must_parse_int (&(ieee->h));
- (void) symbol_name_index;
- if (! parse_expression (ieee,
- &symbol->symbol.value,
- &symbol_ignore,
- &pcrel_ignore,
- &extra,
- &symbol->symbol.section))
- return FALSE;
-
- /* 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->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;
-
- if (! next_byte (&(ieee->h)))
- return FALSE;
-
- /* 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:
- if (! next_byte (&(ieee->h)))
- return FALSE;
-
- 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 = 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 = NULL;
- *prev_reference_ptr = NULL;
-
- return TRUE;
-}
-
-static bfd_boolean
-ieee_slurp_symbol_table (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 (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 (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 (bfd *abfd, ieee_data_type *ieee, unsigned int sindex)
-{
- if (sindex >= 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 <= sindex)
- c *= 2;
-
- amt = c;
- amt *= sizeof (asection *);
- n = 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[sindex] == (asection *) NULL)
- {
- char *tmp = bfd_alloc (abfd, (bfd_size_type) 11);
- asection *section;
-
- if (!tmp)
- return NULL;
- sprintf (tmp, " fsec%4d", sindex);
- section = bfd_make_section (abfd, tmp);
- ieee->section_table[sindex] = section;
- section->target_index = sindex;
- ieee->section_table[sindex] = section;
- }
- return ieee->section_table[sindex];
-}
-
-static bfd_boolean
-ieee_slurp_sections (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];
-
- if (! ieee_seek (ieee, offset))
- return FALSE;
-
- while (TRUE)
- {
- switch (this_byte (&(ieee->h)))
- {
- case ieee_section_type_enum:
- {
- asection *section;
- unsigned int section_index;
-
- if (! next_byte (&(ieee->h)))
- return FALSE;
- 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])
- {
- /* AS Absolute section attributes. */
- case 0xD3:
- if (! next_byte (&(ieee->h)))
- return FALSE;
- section_type[2] = this_byte (&(ieee->h));
- switch (section_type[2])
- {
- case 0xD0:
- /* Normal code. */
- if (! next_byte (&(ieee->h)))
- return FALSE;
- section->flags |= SEC_CODE;
- break;
- case 0xC4:
- /* Normal data. */
- if (! next_byte (&(ieee->h)))
- return FALSE;
- section->flags |= SEC_DATA;
- break;
- case 0xD2:
- if (! next_byte (&(ieee->h)))
- return FALSE;
- /* Normal rom data. */
- section->flags |= SEC_ROM | SEC_DATA;
- break;
- default:
- break;
- }
- }
- break;
-
- /* Named relocatable sections (type C). */
- case 0xC3:
- section_type[1] = this_byte (&(ieee->h));
- section->flags = SEC_ALLOC;
- switch (section_type[1])
- {
- case 0xD0: /* Normal code (CP). */
- if (! next_byte (&(ieee->h)))
- return FALSE;
- section->flags |= SEC_CODE;
- break;
- case 0xC4: /* Normal data (CD). */
- if (! next_byte (&(ieee->h)))
- return FALSE;
- section->flags |= SEC_DATA;
- break;
- case 0xD2: /* Normal rom data (CR). */
- if (! next_byte (&(ieee->h)))
- return FALSE;
- section->flags |= SEC_ROM | SEC_DATA;
- break;
- default:
- break;
- }
- }
-
- /* Read section name, use it if non empty. */
- name = read_id (&ieee->h);
- if (name == NULL)
- return FALSE;
- 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;
-
- if (! next_byte (&(ieee->h)))
- return FALSE;
- 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->size = must_parse_int (&(ieee->h));
- break;
- case ieee_physical_region_size_enum:
- section = ieee->section_table[must_parse_int (&(ieee->h))];
- section->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 TRUE;
- }
- }
- break;
- default:
- return TRUE;
- }
- }
- }
-
- return TRUE;
-}
-
-/* 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 (bfd *abfd)
-{
- ieee_data_type *ieee = IEEE_DATA (abfd);
- asection *sec;
- file_ptr debug_end;
- flagword flags;
-
- if (ieee->w.r.debug_information_part == 0)
- return TRUE;
-
- flags = SEC_DEBUGGING | SEC_HAS_CONTENTS;
- sec = bfd_make_section_with_flags (abfd, ".debug", flags);
- if (sec == NULL)
- return FALSE;
- sec->filepos = ieee->w.r.debug_information_part;
-
- debug_end = ieee_part_after (ieee, ieee->w.r.debug_information_part);
- sec->size = debug_end - ieee->w.r.debug_information_part;
-
- return TRUE;
-}
-\f
-/* Archive stuff. */
-
-static const bfd_target *
-ieee_archive_p (bfd *abfd)
-{
- char *library;
- unsigned int i;
- static 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 = 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. */
- if (bfd_bread ((void *) buffer, (bfd_size_type) sizeof (buffer), abfd) <= 0)
- goto got_wrong_format_error;
-
- ieee->h.first_byte = buffer;
- ieee->h.input_p = buffer;
- ieee->h.total_amt = sizeof (buffer);
- ieee->h.end_p = buffer + sizeof (buffer);
-
- ieee->h.abfd = abfd;
-
- if (this_byte (&(ieee->h)) != Module_Beginning)
- goto got_wrong_format_error;
-
- (void) next_byte (&(ieee->h));
-
- library = read_id (&(ieee->h));
- if (library == NULL)
- goto got_wrong_format_error;
- 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;
-
- (void) 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 = 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 = 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 ((void *) buffer, (bfd_size_type) sizeof (buffer), abfd);
- ieee->h.first_byte = buffer;
- ieee->h.input_p = buffer;
- ieee->h.total_amt = sizeof (buffer);
- ieee->h.end_p = buffer + sizeof (buffer);
- }
- }
-
- amt = ieee->element_count;
- amt *= sizeof *ieee->elements;
- ieee->elements = 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 ((void *) buffer, (bfd_size_type) sizeof (buffer), abfd);
- ieee->h.first_byte = buffer;
- ieee->h.input_p = buffer;
- ieee->h.total_amt = sizeof (buffer);
- ieee->h.end_p = buffer + sizeof (buffer);
-
- (void) next_byte (&(ieee->h)); /* Drop F8. */
- if (! next_byte (&(ieee->h))) /* Drop 14. */
- goto error_return;
- 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;
-}
-
-static bfd_boolean
-ieee_mkobject (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 = bfd_zalloc (abfd, amt);
- return abfd->tdata.ieee_data != NULL;
-}
-
-static bfd_boolean
-do_one (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;
-
- if (! next_byte (&(ieee->h)))
- return FALSE;
- 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;
-
- if (! next_byte (&(ieee->h)))
- return FALSE;
- 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;
-
- r = bfd_alloc (ieee->h.abfd, sizeof (* r));
- if (!r)
- return FALSE;
-
- *(current_map->reloc_tail_ptr) = r;
- current_map->reloc_tail_ptr = &r->next;
- r->next = (ieee_reloc_type *) NULL;
- if (! next_byte (&(ieee->h)))
- return FALSE;
-
- r->relent.sym_ptr_ptr = 0;
- if (! parse_expression (ieee,
- &r->relent.addend,
- &r->symbol,
- &pcrel, &extra, §ion))
- return FALSE;
-
- 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)
- {
- if (! next_byte (&(ieee->h)))
- return FALSE;
- /* Fetch number of bytes to pad. */
- extra = must_parse_int (&(ieee->h));
- };
-
- switch (this_byte (&(ieee->h)))
- {
- case ieee_function_signed_close_b_enum:
- if (! next_byte (&(ieee->h)))
- return FALSE;
- break;
- case ieee_function_unsigned_close_b_enum:
- if (! next_byte (&(ieee->h)))
- return FALSE;
- break;
- case ieee_function_either_close_b_enum:
- if (! next_byte (&(ieee->h)))
- return FALSE;
- 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));
- if (! next_byte (&(ieee->h)))
- return FALSE;
- }
- }
- 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 (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 = NULL;
- asection *s;
-
- /* Seek to the start of the data area. */
- if (ieee->read_data)
- return TRUE;
- ieee->read_data = TRUE;
-
- if (! ieee_seek (ieee, ieee->w.r.data_part))
- return FALSE;
-
- /* 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);
- arelent **relpp;
-
- if ((s->flags & SEC_DEBUGGING) != 0)
- continue;
- per->data = bfd_alloc (ieee->h.abfd, s->size);
- if (!per->data)
- return FALSE;
- relpp = &s->relocation;
- per->reloc_tail_ptr = (ieee_reloc_type **) relpp;
- }
-
- while (TRUE)
- {
- switch (this_byte (&(ieee->h)))
- {
- /* IF we see anything strange then quit. */
- default:
- return TRUE;
-
- case ieee_set_current_section_enum:
- if (! next_byte (&(ieee->h)))
- return FALSE;
- 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:
- if (! next_byte (&(ieee->h)))
- return FALSE;
- 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;
-
- if (! next_byte (&(ieee->h)))
- return FALSE;
- must_parse_int (&(ieee->h)); /* Throw away section #. */
- if (! parse_expression (ieee, &value,
- &symbol,
- &pcrel, &extra,
- 0))
- return FALSE;
-
- current_map->pc = value;
- BFD_ASSERT ((unsigned) (value - s->vma) <= s->size);
- }
- break;
-
- case ieee_value_starting_address_enum & 0xff:
- if (! next_byte (&(ieee->h)))
- return FALSE;
- if (this_byte (&(ieee->h)) == ieee_function_either_open_b_enum)
- {
- if (! next_byte (&(ieee->h)))
- return FALSE;
- }
- 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;
-
- if (! next_byte (&(ieee->h)))
- return FALSE;
- 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--;
- }
- (void) next_byte (&(ieee->h));
- (void) next_byte (&(ieee->h));
- if (! next_byte (&(ieee->h)))
- return FALSE;
- }
- 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 const bfd_target *
-ieee_object_p (bfd *abfd)
-{
- char *processor;
- unsigned int part;
- ieee_data_type *ieee;
- static 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. */
- if (bfd_bread ((void *) buffer, (bfd_size_type) sizeof (buffer), abfd) <= 0)
- goto got_wrong_format;
-
- ieee->h.input_p = buffer;
- ieee->h.total_amt = sizeof (buffer);
- ieee->h.end_p = buffer + sizeof (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 (processor == NULL)
- goto got_wrong_format;
- if (strcmp (processor, "LIBRARY") == 0)
- goto got_wrong_format;
- ieee->mb.module_name = read_id (&(ieee->h));
- if (ieee->mb.module_name == NULL)
- goto got_wrong_format;
- if (abfd->filename == (const char *) NULL)
- abfd->filename = xstrdup (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 ((CONST_STRNEQ (processor, "cpu32")) /* CPU32 and CPU32+ */
- || (CONST_STRNEQ (processor, "CPU32")))
- 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;
-
- if (! next_byte (&(ieee->h)))
- goto fail;
-
- 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)
- {
- if (! next_byte (&(ieee->h)))
- goto fail;
- }
-
- 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 = 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. */
- amt = bfd_bread ((void *) (IEEE_DATA (abfd)->h.first_byte),
- (bfd_size_type) ieee->w.r.me_record + 1, abfd);
- if (amt <= 0)
- goto fail;
-
- IEEE_DATA (abfd)->h.total_amt = amt;
- if (ieee_slurp_sections (abfd))
- goto fail;
-
- 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 (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 (bfd *abfd,
- void * 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:
- 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, (void *) file, symbol);
-
- fprintf (file, " %-5s %04x %02x %s",
- section_name,
- (unsigned) ieee_symbol (symbol)->index,
- (unsigned) 0,
- symbol->name);
- }
- }
- break;
- }
-}
-
-static bfd_boolean
-ieee_new_section_hook (bfd *abfd, asection *newsect)
-{
- if (!newsect->used_by_bfd)
- {
- newsect->used_by_bfd = bfd_alloc (abfd, sizeof (ieee_per_section_type));
- if (!newsect->used_by_bfd)
- return FALSE;
- }
- ieee_per_section (newsect)->data = NULL;
- ieee_per_section (newsect)->section = newsect;
- return _bfd_generic_new_section_hook (abfd, newsect);
-}
-
-static long
-ieee_get_reloc_upper_bound (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 (bfd *abfd,
- sec_ptr section,
- void * 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 ((void *) location, (void *) (p->data + offset), (unsigned) count);
- return TRUE;
-}
-
-static long
-ieee_canonicalize_reloc (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 = NULL;
- return section->reloc_count;
-}
-
-static int
-comp (const void * ap, const void * 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 (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;
- /* 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->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 (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->size)
- {
- bfd_size_type run;
- unsigned int MAXRUN = 127;
-
- run = MAXRUN;
- if (run > s->size - current_byte_index)
- run = s->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 ((void *) (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 (stream == NULL)
- {
- /* Outputting a section without data, fill it up. */
- stream = bfd_zalloc (abfd, s->size);
- if (!stream)
- return FALSE;
- }
- while (current_byte_index < s->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->size - current_byte_index)
- run = s->size - current_byte_index;
-
- if (run != 0)
- {
- /* Output a stream of bytes. */
- if (! ieee_write_int (abfd, run))
- return FALSE;
- if (bfd_bwrite ((void *) (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;
- 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;
-
- 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 (bfd *abfd, asection *s)
-{
- if (s->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->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 (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->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 void
-fill (void)
-{
- 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 ((void *) input_ptr_start, amt, input_bfd);
- input_ptr = input_ptr_start;
-}
-
-static void
-flush (void)
-{
- bfd_size_type amt = output_ptr - output_ptr_start;
-
- if (bfd_bwrite ((void *) (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 (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);
- /* Fall through. */
- case 3:
- OUT (value >> 16);
- /* Fall through. */
- case 2:
- OUT (value >> 8);
- /* Fall through. */
- case 1:
- OUT (value);
- }
- }
-}
-
-static void
-copy_id (void)
-{
- int length = THIS ();
- char ch;
-
- OUT (length);
- NEXT ();
- while (length--)
- {
- ch = THIS ();
- OUT (ch);
- NEXT ();
- }
-}
-
-#define VAR(x) ((x | 0x80))
-static void
-copy_expression (void)
-{
- 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 (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 (struct output_buffer_struct *buf)
-{
- int type = THIS ();
- int ch;
-
- if (type <= 0x84)
- {
- NEXT ();
- switch (type)
- {
- case 0x84:
- ch = THIS ();
- NEXT ();
- /* Fall through. */
- case 0x83:
- ch = THIS ();
- NEXT ();
- /* Fall through. */
- case 0x82:
- ch = THIS ();
- NEXT ();
- /* Fall through. */
- case 0x81:
- ch = THIS ();
- NEXT ();
- /* Fall through. */
- case 0x80:
- break;
- }
- }
- (void) ch;
- OUT (0x84);
- buf->ptrp = output_ptr;
- buf->buffer = output_buffer;
- OUT (0);
- OUT (0);
- OUT (0);
- OUT (0);
-}
-
-static void
-copy_int (void)
-{
- int type = THIS ();
- int ch;
- if (type <= 0x84)
- {
- OUT (type);
- NEXT ();
- switch (type)
- {
- case 0x84:
- ch = THIS ();
- NEXT ();
- OUT (ch);
- /* Fall through. */
- case 0x83:
- ch = THIS ();
- NEXT ();
- OUT (ch);
- /* Fall through. */
- case 0x82:
- ch = THIS ();
- NEXT ();
- OUT (ch);
- /* Fall through. */
- case 0x81:
- ch = THIS ();
- NEXT ();
- OUT (ch);
- /* Fall through. */
- 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
-copy_till_end (void)
-{
- int ch = THIS ();
-
- while (1)
- {
- while (ch <= 0x80)
- {
- OUT (ch);
- NEXT ();
- ch = THIS ();
- }
- switch (ch)
- {
- case 0x84:
- OUT (THIS ());
- NEXT ();
- /* Fall through. */
- case 0x83:
- OUT (THIS ());
- NEXT ();
- /* Fall through. */
- case 0x82:
- OUT (THIS ());
- NEXT ();
- /* Fall through. */
- case 0x81:
- OUT (THIS ());
- NEXT ();
- OUT (THIS ());
- NEXT ();
-
- ch = THIS ();
- break;
- default:
- return;
- }
- }
-
-}
-
-static void
-f1_record (void)
-{
- 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 (void)
-{
- /* Attribute record. */
- NEXT ();
- OUT (0xf0);
- INTn (Symbol name);
- ID;
-}
-
-static void
-f2_record (void)
-{
- NEXT ();
- OUT (0xf2);
- INT;
- NEXT ();
- OUT (0xce);
- INT;
- copy_till_end ();
-}
-
-static void
-f8_record (void)
-{
- 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 (void)
-{
- OUT (0xe2);
- NEXT ();
- OUT (0xce);
- NEXT ();
- INT;
- EXP;
-}
-
-static void
-block (void)
-{
- 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 (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 ((void *) 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 (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->size, abfd) != s->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 (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 (bfd *abfd)
-{
- asection *s;
-
- for (s = abfd->sections; s != (asection *) NULL; s = s->next)
- {
- if ((s->flags & SEC_DEBUGGING) != 0)
- continue;
- if (s->size != 0)
- {
- bfd_size_type size = s->size;
- ieee_per_section (s)->data = bfd_alloc (abfd, size);
- if (!ieee_per_section (s)->data)
- return FALSE;
- }
- }
- return TRUE;
-}
-\f
-/* 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 (bfd *abfd,
- sec_ptr section,
- const void * location,
- file_ptr offset,
- bfd_size_type count)
-{
- if ((section->flags & SEC_DEBUGGING) != 0)
- {
- if (section->contents == NULL)
- {
- bfd_size_type size = section->size;
- section->contents = 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 ((void *) (ieee_per_section (section)->data + offset),
- (void *) 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 (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 (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 (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_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_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_mcf_isa_a_nodiv: id = "isa-a:nodiv"; break;
- case bfd_mach_mcf_isa_a: id = "isa-a"; break;
- case bfd_mach_mcf_isa_a_mac: id = "isa-a:mac"; break;
- case bfd_mach_mcf_isa_a_emac: id = "isa-a:emac"; break;
- case bfd_mach_mcf_isa_aplus: id = "isa-aplus"; break;
- case bfd_mach_mcf_isa_aplus_mac: id = "isa-aplus:mac"; break;
- case bfd_mach_mcf_isa_aplus_emac: id = "isa-aplus:mac"; break;
- case bfd_mach_mcf_isa_b_nousp: id = "isa-b:nousp"; break;
- case bfd_mach_mcf_isa_b_nousp_mac: id = "isa-b:nousp:mac"; break;
- case bfd_mach_mcf_isa_b_nousp_emac: id = "isa-b:nousp:emac"; break;
- case bfd_mach_mcf_isa_b: id = "isa-b"; break;
- case bfd_mach_mcf_isa_b_mac: id = "isa-b:mac"; break;
- case bfd_mach_mcf_isa_b_emac: id = "isa-b:emac"; break;
- case bfd_mach_mcf_isa_b_float: id = "isa-b:float"; break;
- case bfd_mach_mcf_isa_b_float_mac: id = "isa-b:float:mac"; break;
- case bfd_mach_mcf_isa_b_float_emac: id = "isa-b:float:emac"; break;
- case bfd_mach_mcf_isa_c: id = "isa-c"; break;
- case bfd_mach_mcf_isa_c_mac: id = "isa-c:mac"; break;
- case bfd_mach_mcf_isa_c_emac: id = "isa-c:emac"; break;
- case bfd_mach_mcf_isa_c_nodiv: id = "isa-c:nodiv"; break;
- case bfd_mach_mcf_isa_c_nodiv_mac: id = "isa-c:nodiv:mac"; break;
- case bfd_mach_mcf_isa_c_nodiv_emac: id = "isa-c:nodiv:emac"; break;
- }
-
- if (! ieee_write_id (abfd, id))
- return FALSE;
- }
- break;
- }
-
- return TRUE;
-}
-
-static bfd_boolean
-ieee_write_object_contents (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;
-}
-\f
-/* 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 (bfd *abfd)
-{
- bfd_size_type amt = sizeof (ieee_symbol_type);
- ieee_symbol_type *new_symbol = (ieee_symbol_type *) bfd_zalloc (abfd, amt);
-
- if (!new_symbol)
- return NULL;
- new_symbol->symbol.the_bfd = abfd;
- return &new_symbol->symbol;
-}
-
-static bfd *
-ieee_openr_next_archived_file (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 NULL;
- }
- }
-}
-
-#define ieee_find_nearest_line _bfd_nosymbols_find_nearest_line
-#define ieee_find_line _bfd_nosymbols_find_line
-#define ieee_find_inliner_info _bfd_nosymbols_find_inliner_info
-
-static int
-ieee_generic_stat_arch_elt (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 (bfd *abfd ATTRIBUTE_UNUSED,
- struct bfd_link_info *info ATTRIBUTE_UNUSED)
-{
- return 0;
-}
-
-#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_bool_bfd_true
-#define ieee_slurp_extended_name_table _bfd_bool_bfd_true
-#define ieee_construct_extended_name_table \
- _bfd_noarchive_construct_extended_name_table
-#define ieee_truncate_arname bfd_dont_truncate_arname
-#define ieee_write_armap _bfd_noarchive_write_armap
-#define ieee_read_ar_hdr _bfd_ptr_bfd_null_error
-#define ieee_write_ar_hdr _bfd_noarchive_write_ar_hdr
-#define ieee_update_armap_timestamp _bfd_bool_bfd_true
-#define ieee_get_elt_at_index _bfd_generic_get_elt_at_index
-
-#define ieee_get_symbol_version_string \
- _bfd_nosymbols_get_symbol_version_string
-#define ieee_bfd_is_target_special_symbol _bfd_bool_bfd_asymbol_false
-#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_bfd_reloc_name_lookup _bfd_norelocs_bfd_reloc_name_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_lookup_section_flags bfd_generic_lookup_section_flags
-#define ieee_bfd_merge_sections bfd_generic_merge_sections
-#define ieee_bfd_is_group_section bfd_generic_is_group_section
-#define ieee_bfd_discard_group bfd_generic_discard_group
-#define ieee_section_already_linked \
- _bfd_generic_section_already_linked
-#define ieee_bfd_define_common_symbol bfd_generic_define_common_symbol
-#define ieee_bfd_define_start_stop bfd_generic_define_start_stop
-#define ieee_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
-#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_copy_link_hash_symbol_type \
- _bfd_generic_copy_link_hash_symbol_type
-#define ieee_bfd_final_link _bfd_generic_final_link
-#define ieee_bfd_link_split_section _bfd_generic_link_split_section
-#define ieee_bfd_link_check_relocs _bfd_generic_link_check_relocs
-#define ieee_set_reloc _bfd_generic_set_reloc
-
-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. */
- 0, /* match priority. */
- bfd_getb64, bfd_getb_signed_64, bfd_putb64,
- bfd_getb32, bfd_getb_signed_32, bfd_putb32,
- bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */
- bfd_getb64, bfd_getb_signed_64, bfd_putb64,
- bfd_getb32, bfd_getb_signed_32, bfd_putb32,
- bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */
-
- {_bfd_dummy_target,
- ieee_object_p, /* bfd_check_format. */
- ieee_archive_p,
- _bfd_dummy_target,
- },
- {
- _bfd_bool_bfd_false_error,
- ieee_mkobject,
- _bfd_generic_mkarchive,
- _bfd_bool_bfd_false_error
- },
- {
- _bfd_bool_bfd_false_error,
- ieee_write_object_contents,
- _bfd_write_archive_contents,
- _bfd_bool_bfd_false_error,
- },
-
- /* 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,
- 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,
-
- NULL
-};
+++ /dev/null
-/* ieee.c -- Read and write IEEE-695 debugging information.
- Copyright (C) 1996-2018 Free Software Foundation, Inc.
- Written by Ian Lance Taylor <ian@cygnus.com>.
-
- This file is part of GNU Binutils.
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
- 02110-1301, USA. */
-
-/* This file reads and writes IEEE-695 debugging information. */
-
-#include "sysdep.h"
-#include <assert.h>
-#include "bfd.h"
-#include "ieee.h"
-#include "libiberty.h"
-#include "debug.h"
-#include "budbg.h"
-#include "filenames.h"
-
-/* This structure holds an entry on the block stack. */
-
-struct ieee_block
-{
- /* The kind of block. */
- int kind;
- /* The source file name, for a BB5 block. */
- const char *filename;
- /* The index of the function type, for a BB4 or BB6 block. */
- unsigned int fnindx;
- /* TRUE if this function is being skipped. */
- bfd_boolean skip;
-};
-
-/* This structure is the block stack. */
-
-#define BLOCKSTACK_SIZE (16)
-
-struct ieee_blockstack
-{
- /* The stack pointer. */
- struct ieee_block *bsp;
- /* The stack. */
- struct ieee_block stack[BLOCKSTACK_SIZE];
-};
-
-/* This structure holds information for a variable. */
-
-enum ieee_var_kind
- {
- IEEE_UNKNOWN,
- IEEE_EXTERNAL,
- IEEE_GLOBAL,
- IEEE_STATIC,
- IEEE_LOCAL,
- IEEE_FUNCTION
- };
-
-struct ieee_var
-{
- /* Start of name. */
- const char *name;
- /* Length of name. */
- unsigned long namlen;
- /* Type. */
- debug_type type;
- /* Slot if we make an indirect type. */
- debug_type *pslot;
- /* Kind of variable or function. */
- enum ieee_var_kind kind;
-};
-
-/* This structure holds all the variables. */
-
-struct ieee_vars
-{
- /* Number of slots allocated. */
- unsigned int alloc;
- /* Variables. */
- struct ieee_var *vars;
-};
-
-/* This structure holds information for a type. We need this because
- we don't want to represent bitfields as real types. */
-
-struct ieee_type
-{
- /* Type. */
- debug_type type;
- /* Slot if this is type is referenced before it is defined. */
- debug_type *pslot;
- /* Slots for arguments if we make indirect types for them. */
- debug_type *arg_slots;
- /* If this is a bitfield, this is the size in bits. If this is not
- a bitfield, this is zero. */
- unsigned long bitsize;
-};
-
-/* This structure holds all the type information. */
-
-struct ieee_types
-{
- /* Number of slots allocated. */
- unsigned int alloc;
- /* Types. */
- struct ieee_type *types;
- /* Builtin types. */
-#define BUILTIN_TYPE_COUNT (60)
- debug_type builtins[BUILTIN_TYPE_COUNT];
-};
-
-/* This structure holds a linked last of structs with their tag names,
- so that we can convert them to C++ classes if necessary. */
-
-struct ieee_tag
-{
- /* Next tag. */
- struct ieee_tag *next;
- /* This tag name. */
- const char *name;
- /* The type of the tag. */
- debug_type type;
- /* The tagged type is an indirect type pointing at this slot. */
- debug_type slot;
- /* This is an array of slots used when a field type is converted
- into a indirect type, in case it needs to be later converted into
- a reference type. */
- debug_type *fslots;
-};
-
-/* This structure holds the information we pass around to the parsing
- functions. */
-
-struct ieee_info
-{
- /* The debugging handle. */
- void *dhandle;
- /* The BFD. */
- bfd *abfd;
- /* The start of the bytes to be parsed. */
- const bfd_byte *bytes;
- /* The end of the bytes to be parsed. */
- const bfd_byte *pend;
- /* The block stack. */
- struct ieee_blockstack blockstack;
- /* Whether we have seen a BB1 or BB2. */
- bfd_boolean saw_filename;
- /* The variables. */
- struct ieee_vars vars;
- /* The global variables, after a global typedef block. */
- struct ieee_vars *global_vars;
- /* The types. */
- struct ieee_types types;
- /* The global types, after a global typedef block. */
- struct ieee_types *global_types;
- /* The list of tagged structs. */
- struct ieee_tag *tags;
-};
-
-/* Basic builtin types, not including the pointers. */
-
-enum builtin_types
-{
- builtin_unknown = 0,
- builtin_void = 1,
- builtin_signed_char = 2,
- builtin_unsigned_char = 3,
- builtin_signed_short_int = 4,
- builtin_unsigned_short_int = 5,
- builtin_signed_long = 6,
- builtin_unsigned_long = 7,
- builtin_signed_long_long = 8,
- builtin_unsigned_long_long = 9,
- builtin_float = 10,
- builtin_double = 11,
- builtin_long_double = 12,
- builtin_long_long_double = 13,
- builtin_quoted_string = 14,
- builtin_instruction_address = 15,
- builtin_int = 16,
- builtin_unsigned = 17,
- builtin_unsigned_int = 18,
- builtin_char = 19,
- builtin_long = 20,
- builtin_short = 21,
- builtin_unsigned_short = 22,
- builtin_short_int = 23,
- builtin_signed_short = 24,
- builtin_bcd_float = 25
-};
-
-/* These are the values found in the derivation flags of a 'b'
- component record of a 'T' type extension record in a C++ pmisc
- record. These are bitmasks. */
-
-/* Set for a private base class, clear for a public base class.
- Protected base classes are not supported. */
-#define BASEFLAGS_PRIVATE (0x1)
-/* Set for a virtual base class. */
-#define BASEFLAGS_VIRTUAL (0x2)
-/* Set for a friend class, clear for a base class. */
-#define BASEFLAGS_FRIEND (0x10)
-
-/* These are the values found in the specs flags of a 'd', 'm', or 'v'
- component record of a 'T' type extension record in a C++ pmisc
- record. The same flags are used for a 'M' record in a C++ pmisc
- record. */
-
-/* The lower two bits hold visibility information. */
-#define CXXFLAGS_VISIBILITY (0x3)
-/* This value in the lower two bits indicates a public member. */
-#define CXXFLAGS_VISIBILITY_PUBLIC (0x0)
-/* This value in the lower two bits indicates a private member. */
-#define CXXFLAGS_VISIBILITY_PRIVATE (0x1)
-/* This value in the lower two bits indicates a protected member. */
-#define CXXFLAGS_VISIBILITY_PROTECTED (0x2)
-/* Set for a static member. */
-#define CXXFLAGS_STATIC (0x4)
-/* Set for a virtual override. */
-#define CXXFLAGS_OVERRIDE (0x8)
-/* Set for a friend function. */
-#define CXXFLAGS_FRIEND (0x10)
-/* Set for a const function. */
-#define CXXFLAGS_CONST (0x20)
-/* Set for a volatile function. */
-#define CXXFLAGS_VOLATILE (0x40)
-/* Set for an overloaded function. */
-#define CXXFLAGS_OVERLOADED (0x80)
-/* Set for an operator function. */
-#define CXXFLAGS_OPERATOR (0x100)
-/* Set for a constructor or destructor. */
-#define CXXFLAGS_CTORDTOR (0x400)
-/* Set for a constructor. */
-#define CXXFLAGS_CTOR (0x200)
-/* Set for an inline function. */
-#define CXXFLAGS_INLINE (0x800)
-
-/* Local functions. */
-
-static void ieee_error (struct ieee_info *, const bfd_byte *, const char *);
-static void ieee_eof (struct ieee_info *);
-static char *savestring (const char *, unsigned long);
-static bfd_boolean ieee_read_number
- (struct ieee_info *, const bfd_byte **, bfd_vma *);
-static bfd_boolean ieee_read_optional_number
- (struct ieee_info *, const bfd_byte **, bfd_vma *, bfd_boolean *);
-static bfd_boolean ieee_read_id
- (struct ieee_info *, const bfd_byte **, const char **, unsigned long *);
-static bfd_boolean ieee_read_optional_id
- (struct ieee_info *, const bfd_byte **, const char **, unsigned long *,
- bfd_boolean *);
-static bfd_boolean ieee_read_expression
- (struct ieee_info *, const bfd_byte **, bfd_vma *);
-static debug_type ieee_builtin_type
- (struct ieee_info *, const bfd_byte *, unsigned int);
-static bfd_boolean ieee_alloc_type
- (struct ieee_info *, unsigned int, bfd_boolean);
-static bfd_boolean ieee_read_type_index
- (struct ieee_info *, const bfd_byte **, debug_type *);
-static int ieee_regno_to_genreg (bfd *, int);
-static int ieee_genreg_to_regno (bfd *, int);
-static bfd_boolean parse_ieee_bb (struct ieee_info *, const bfd_byte **);
-static bfd_boolean parse_ieee_be (struct ieee_info *, const bfd_byte **);
-static bfd_boolean parse_ieee_nn (struct ieee_info *, const bfd_byte **);
-static bfd_boolean parse_ieee_ty (struct ieee_info *, const bfd_byte **);
-static bfd_boolean parse_ieee_atn (struct ieee_info *, const bfd_byte **);
-static bfd_boolean ieee_read_cxx_misc
- (struct ieee_info *, const bfd_byte **, unsigned long);
-static bfd_boolean ieee_read_cxx_class
- (struct ieee_info *, const bfd_byte **, unsigned long);
-static bfd_boolean ieee_read_cxx_defaults
- (struct ieee_info *, const bfd_byte **, unsigned long);
-static bfd_boolean ieee_read_reference
- (struct ieee_info *, const bfd_byte **);
-static bfd_boolean ieee_require_asn
- (struct ieee_info *, const bfd_byte **, bfd_vma *);
-static bfd_boolean ieee_require_atn65
- (struct ieee_info *, const bfd_byte **, const char **, unsigned long *);
-
-/* Report an error in the IEEE debugging information. */
-
-static void
-ieee_error (struct ieee_info *info, const bfd_byte *p, const char *s)
-{
- if (p != NULL)
- fprintf (stderr, "%s: 0x%lx: %s (0x%x)\n", bfd_get_filename (info->abfd),
- (unsigned long) (p - info->bytes), s, *p);
- else
- fprintf (stderr, "%s: %s\n", bfd_get_filename (info->abfd), s);
-}
-
-/* Report an unexpected EOF in the IEEE debugging information. */
-
-static void
-ieee_eof (struct ieee_info *info)
-{
- ieee_error (info, (const bfd_byte *) NULL,
- _("unexpected end of debugging information"));
-}
-
-/* Save a string in memory. */
-
-static char *
-savestring (const char *start, unsigned long len)
-{
- char *ret;
-
- ret = (char *) xmalloc (len + 1);
- memcpy (ret, start, len);
- ret[len] = '\0';
- return ret;
-}
-
-/* Read a number which must be present in an IEEE file. */
-
-static bfd_boolean
-ieee_read_number (struct ieee_info *info, const bfd_byte **pp, bfd_vma *pv)
-{
- return ieee_read_optional_number (info, pp, pv, (bfd_boolean *) NULL);
-}
-
-/* Read a number in an IEEE file. If ppresent is not NULL, the number
- need not be there. */
-
-static bfd_boolean
-ieee_read_optional_number (struct ieee_info *info, const bfd_byte **pp,
- bfd_vma *pv, bfd_boolean *ppresent)
-{
- ieee_record_enum_type b;
-
- if (*pp >= info->pend)
- {
- if (ppresent != NULL)
- {
- *ppresent = FALSE;
- return TRUE;
- }
- ieee_eof (info);
- return FALSE;
- }
-
- b = (ieee_record_enum_type) **pp;
- ++*pp;
-
- if (b <= ieee_number_end_enum)
- {
- *pv = (bfd_vma) b;
- if (ppresent != NULL)
- *ppresent = TRUE;
- return TRUE;
- }
-
- if (b >= ieee_number_repeat_start_enum && b <= ieee_number_repeat_end_enum)
- {
- unsigned int i;
-
- i = (int) b - (int) ieee_number_repeat_start_enum;
- if (*pp + i - 1 >= info->pend)
- {
- ieee_eof (info);
- return FALSE;
- }
-
- *pv = 0;
- for (; i > 0; i--)
- {
- *pv <<= 8;
- *pv += **pp;
- ++*pp;
- }
-
- if (ppresent != NULL)
- *ppresent = TRUE;
-
- return TRUE;
- }
-
- if (ppresent != NULL)
- {
- --*pp;
- *ppresent = FALSE;
- return TRUE;
- }
-
- ieee_error (info, *pp - 1, _("invalid number"));
- return FALSE;
-}
-
-/* Read a required string from an IEEE file. */
-
-static bfd_boolean
-ieee_read_id (struct ieee_info *info, const bfd_byte **pp,
- const char **pname, unsigned long *pnamlen)
-{
- return ieee_read_optional_id (info, pp, pname, pnamlen, (bfd_boolean *) NULL);
-}
-
-/* Read a string from an IEEE file. If ppresent is not NULL, the
- string is optional. */
-
-static bfd_boolean
-ieee_read_optional_id (struct ieee_info *info, const bfd_byte **pp,
- const char **pname, unsigned long *pnamlen,
- bfd_boolean *ppresent)
-{
- bfd_byte b;
- unsigned long len;
-
- if (*pp >= info->pend)
- {
- ieee_eof (info);
- return FALSE;
- }
-
- b = **pp;
- ++*pp;
-
- if (b <= 0x7f)
- len = b;
- else if ((ieee_record_enum_type) b == ieee_extension_length_1_enum)
- {
- len = **pp;
- ++*pp;
- }
- else if ((ieee_record_enum_type) b == ieee_extension_length_2_enum)
- {
- len = (**pp << 8) + (*pp)[1];
- *pp += 2;
- }
- else
- {
- if (ppresent != NULL)
- {
- --*pp;
- *ppresent = FALSE;
- return TRUE;
- }
- ieee_error (info, *pp - 1, _("invalid string length"));
- return FALSE;
- }
-
- if ((unsigned long) (info->pend - *pp) < len)
- {
- ieee_eof (info);
- return FALSE;
- }
-
- *pname = (const char *) *pp;
- *pnamlen = len;
- *pp += len;
-
- if (ppresent != NULL)
- *ppresent = TRUE;
-
- return TRUE;
-}
-
-/* Read an expression from an IEEE file. Since this code is only used
- to parse debugging information, I haven't bothered to write a full
- blown IEEE expression parser. I've only thrown in the things I've
- seen in debugging information. This can be easily extended if
- necessary. */
-
-static bfd_boolean
-ieee_read_expression (struct ieee_info *info, const bfd_byte **pp,
- bfd_vma *pv)
-{
- const bfd_byte *expr_start;
-#define EXPR_STACK_SIZE (10)
- bfd_vma expr_stack[EXPR_STACK_SIZE];
- bfd_vma *esp;
-
- expr_start = *pp;
-
- esp = expr_stack;
-
- while (1)
- {
- const bfd_byte *start;
- bfd_vma val;
- bfd_boolean present;
- ieee_record_enum_type c;
-
- start = *pp;
-
- if (! ieee_read_optional_number (info, pp, &val, &present))
- return FALSE;
-
- if (present)
- {
- if (esp - expr_stack >= EXPR_STACK_SIZE)
- {
- ieee_error (info, start, _("expression stack overflow"));
- return FALSE;
- }
- *esp++ = val;
- continue;
- }
-
- c = (ieee_record_enum_type) **pp;
-
- if (c >= ieee_module_beginning_enum)
- break;
-
- ++*pp;
-
- if (c == ieee_comma)
- break;
-
- switch (c)
- {
- default:
- ieee_error (info, start, _("unsupported IEEE expression operator"));
- break;
-
- case ieee_variable_R_enum:
- {
- bfd_vma indx;
- asection *s;
-
- if (! ieee_read_number (info, pp, &indx))
- return FALSE;
- for (s = info->abfd->sections; s != NULL; s = s->next)
- if ((bfd_vma) s->target_index == indx)
- break;
- if (s == NULL)
- {
- ieee_error (info, start, _("unknown section"));
- return FALSE;
- }
-
- if (esp - expr_stack >= EXPR_STACK_SIZE)
- {
- ieee_error (info, start, _("expression stack overflow"));
- return FALSE;
- }
-
- *esp++ = bfd_get_section_vma (info->abfd, s);
- }
- break;
-
- case ieee_function_plus_enum:
- case ieee_function_minus_enum:
- {
- bfd_vma v1, v2;
-
- if (esp - expr_stack < 2)
- {
- ieee_error (info, start, _("expression stack underflow"));
- return FALSE;
- }
-
- v1 = *--esp;
- v2 = *--esp;
- *esp++ = v1 + v2;
- }
- break;
- }
- }
-
- if (esp - 1 != expr_stack)
- {
- ieee_error (info, expr_start, _("expression stack mismatch"));
- return FALSE;
- }
-
- *pv = *--esp;
-
- return TRUE;
-}
-
-/* Return an IEEE builtin type. */
-
-static debug_type
-ieee_builtin_type (struct ieee_info *info, const bfd_byte *p,
- unsigned int indx)
-{
- void *dhandle;
- debug_type type;
- const char *name;
-
- if (indx < BUILTIN_TYPE_COUNT
- && info->types.builtins[indx] != DEBUG_TYPE_NULL)
- return info->types.builtins[indx];
-
- dhandle = info->dhandle;
-
- if (indx >= 32 && indx < 64)
- {
- type = debug_make_pointer_type (dhandle,
- ieee_builtin_type (info, p, indx - 32));
- assert (indx < BUILTIN_TYPE_COUNT);
- info->types.builtins[indx] = type;
- return type;
- }
-
- switch ((enum builtin_types) indx)
- {
- default:
- ieee_error (info, p, _("unknown builtin type"));
- return NULL;
-
- case builtin_unknown:
- type = debug_make_void_type (dhandle);
- name = NULL;
- break;
-
- case builtin_void:
- type = debug_make_void_type (dhandle);
- name = "void";
- break;
-
- case builtin_signed_char:
- type = debug_make_int_type (dhandle, 1, FALSE);
- name = "signed char";
- break;
-
- case builtin_unsigned_char:
- type = debug_make_int_type (dhandle, 1, TRUE);
- name = "unsigned char";
- break;
-
- case builtin_signed_short_int:
- type = debug_make_int_type (dhandle, 2, FALSE);
- name = "signed short int";
- break;
-
- case builtin_unsigned_short_int:
- type = debug_make_int_type (dhandle, 2, TRUE);
- name = "unsigned short int";
- break;
-
- case builtin_signed_long:
- type = debug_make_int_type (dhandle, 4, FALSE);
- name = "signed long";
- break;
-
- case builtin_unsigned_long:
- type = debug_make_int_type (dhandle, 4, TRUE);
- name = "unsigned long";
- break;
-
- case builtin_signed_long_long:
- type = debug_make_int_type (dhandle, 8, FALSE);
- name = "signed long long";
- break;
-
- case builtin_unsigned_long_long:
- type = debug_make_int_type (dhandle, 8, TRUE);
- name = "unsigned long long";
- break;
-
- case builtin_float:
- type = debug_make_float_type (dhandle, 4);
- name = "float";
- break;
-
- case builtin_double:
- type = debug_make_float_type (dhandle, 8);
- name = "double";
- break;
-
- case builtin_long_double:
- /* FIXME: The size for this type should depend upon the
- processor. */
- type = debug_make_float_type (dhandle, 12);
- name = "long double";
- break;
-
- case builtin_long_long_double:
- type = debug_make_float_type (dhandle, 16);
- name = "long long double";
- break;
-
- case builtin_quoted_string:
- type = debug_make_array_type (dhandle,
- ieee_builtin_type (info, p,
- ((unsigned int)
- builtin_char)),
- ieee_builtin_type (info, p,
- ((unsigned int)
- builtin_int)),
- 0, -1, TRUE);
- name = "QUOTED STRING";
- break;
-
- case builtin_instruction_address:
- /* FIXME: This should be a code address. */
- type = debug_make_int_type (dhandle, 4, TRUE);
- name = "instruction address";
- break;
-
- case builtin_int:
- /* FIXME: The size for this type should depend upon the
- processor. */
- type = debug_make_int_type (dhandle, 4, FALSE);
- name = "int";
- break;
-
- case builtin_unsigned:
- /* FIXME: The size for this type should depend upon the
- processor. */
- type = debug_make_int_type (dhandle, 4, TRUE);
- name = "unsigned";
- break;
-
- case builtin_unsigned_int:
- /* FIXME: The size for this type should depend upon the
- processor. */
- type = debug_make_int_type (dhandle, 4, TRUE);
- name = "unsigned int";
- break;
-
- case builtin_char:
- type = debug_make_int_type (dhandle, 1, FALSE);
- name = "char";
- break;
-
- case builtin_long:
- type = debug_make_int_type (dhandle, 4, FALSE);
- name = "long";
- break;
-
- case builtin_short:
- type = debug_make_int_type (dhandle, 2, FALSE);
- name = "short";
- break;
-
- case builtin_unsigned_short:
- type = debug_make_int_type (dhandle, 2, TRUE);
- name = "unsigned short";
- break;
-
- case builtin_short_int:
- type = debug_make_int_type (dhandle, 2, FALSE);
- name = "short int";
- break;
-
- case builtin_signed_short:
- type = debug_make_int_type (dhandle, 2, FALSE);
- name = "signed short";
- break;
-
- case builtin_bcd_float:
- ieee_error (info, p, _("BCD float type not supported"));
- return DEBUG_TYPE_NULL;
- }
-
- if (name != NULL)
- type = debug_name_type (dhandle, name, type);
-
- assert (indx < BUILTIN_TYPE_COUNT);
-
- info->types.builtins[indx] = type;
-
- return type;
-}
-
-/* Allocate more space in the type table. If ref is TRUE, this is a
- reference to the type; if it is not already defined, we should set
- up an indirect type. */
-
-static bfd_boolean
-ieee_alloc_type (struct ieee_info *info, unsigned int indx, bfd_boolean ref)
-{
- unsigned int nalloc;
- register struct ieee_type *t;
- struct ieee_type *tend;
-
- if (indx >= info->types.alloc)
- {
- nalloc = info->types.alloc;
- if (nalloc == 0)
- nalloc = 4;
- while (indx >= nalloc)
- nalloc *= 2;
-
- info->types.types = ((struct ieee_type *)
- xrealloc (info->types.types,
- nalloc * sizeof *info->types.types));
-
- memset (info->types.types + info->types.alloc, 0,
- (nalloc - info->types.alloc) * sizeof *info->types.types);
-
- tend = info->types.types + nalloc;
- for (t = info->types.types + info->types.alloc; t < tend; t++)
- t->type = DEBUG_TYPE_NULL;
-
- info->types.alloc = nalloc;
- }
-
- if (ref)
- {
- t = info->types.types + indx;
- if (t->type == NULL)
- {
- t->pslot = (debug_type *) xmalloc (sizeof *t->pslot);
- *t->pslot = DEBUG_TYPE_NULL;
- t->type = debug_make_indirect_type (info->dhandle, t->pslot,
- (const char *) NULL);
- if (t->type == NULL)
- return FALSE;
- }
- }
-
- return TRUE;
-}
-
-/* Read a type index and return the corresponding type. */
-
-static bfd_boolean
-ieee_read_type_index (struct ieee_info *info, const bfd_byte **pp,
- debug_type *ptype)
-{
- const bfd_byte *start;
- bfd_vma indx;
-
- start = *pp;
-
- if (! ieee_read_number (info, pp, &indx))
- return FALSE;
-
- if (indx < 256)
- {
- *ptype = ieee_builtin_type (info, start, indx);
- if (*ptype == NULL)
- return FALSE;
- return TRUE;
- }
-
- indx -= 256;
- if (! ieee_alloc_type (info, indx, TRUE))
- return FALSE;
-
- *ptype = info->types.types[indx].type;
-
- return TRUE;
-}
-
-/* Parse IEEE debugging information for a file. This is passed the
- bytes which compose the Debug Information Part of an IEEE file. */
-
-bfd_boolean
-parse_ieee (void *dhandle, bfd *abfd, const bfd_byte *bytes, bfd_size_type len)
-{
- struct ieee_info info;
- unsigned int i;
- const bfd_byte *p, *pend;
-
- info.dhandle = dhandle;
- info.abfd = abfd;
- info.bytes = bytes;
- info.pend = bytes + len;
- info.blockstack.bsp = info.blockstack.stack;
- info.saw_filename = FALSE;
- info.vars.alloc = 0;
- info.vars.vars = NULL;
- info.global_vars = NULL;
- info.types.alloc = 0;
- info.types.types = NULL;
- info.global_types = NULL;
- info.tags = NULL;
- for (i = 0; i < BUILTIN_TYPE_COUNT; i++)
- info.types.builtins[i] = DEBUG_TYPE_NULL;
-
- p = bytes;
- pend = info.pend;
- while (p < pend)
- {
- const bfd_byte *record_start;
- ieee_record_enum_type c;
-
- record_start = p;
-
- c = (ieee_record_enum_type) *p++;
-
- if (c == ieee_at_record_enum)
- c = (ieee_record_enum_type) (((unsigned int) c << 8) | *p++);
-
- if (c <= ieee_number_repeat_end_enum)
- {
- ieee_error (&info, record_start, _("unexpected number"));
- return FALSE;
- }
-
- switch (c)
- {
- default:
- ieee_error (&info, record_start, _("unexpected record type"));
- return FALSE;
-
- case ieee_bb_record_enum:
- if (! parse_ieee_bb (&info, &p))
- return FALSE;
- break;
-
- case ieee_be_record_enum:
- if (! parse_ieee_be (&info, &p))
- return FALSE;
- break;
-
- case ieee_nn_record:
- if (! parse_ieee_nn (&info, &p))
- return FALSE;
- break;
-
- case ieee_ty_record_enum:
- if (! parse_ieee_ty (&info, &p))
- return FALSE;
- break;
-
- case ieee_atn_record_enum:
- if (! parse_ieee_atn (&info, &p))
- return FALSE;
- break;
- }
- }
-
- if (info.blockstack.bsp != info.blockstack.stack)
- {
- ieee_error (&info, (const bfd_byte *) NULL,
- _("blocks left on stack at end"));
- return FALSE;
- }
-
- return TRUE;
-}
-
-/* Handle an IEEE BB record. */
-
-static bfd_boolean
-parse_ieee_bb (struct ieee_info *info, const bfd_byte **pp)
-{
- const bfd_byte *block_start;
- bfd_byte b;
- bfd_vma size;
- const char *name;
- unsigned long namlen;
- char *namcopy = NULL;
- unsigned int fnindx;
- bfd_boolean skip;
-
- block_start = *pp;
-
- b = **pp;
- ++*pp;
-
- if (! ieee_read_number (info, pp, &size)
- || ! ieee_read_id (info, pp, &name, &namlen))
- return FALSE;
-
- fnindx = (unsigned int) -1;
- skip = FALSE;
-
- switch (b)
- {
- case 1:
- /* BB1: Type definitions local to a module. */
- namcopy = savestring (name, namlen);
- if (namcopy == NULL)
- return FALSE;
- if (! debug_set_filename (info->dhandle, namcopy))
- return FALSE;
- info->saw_filename = TRUE;
-
- /* Discard any variables or types we may have seen before. */
- if (info->vars.vars != NULL)
- free (info->vars.vars);
- info->vars.vars = NULL;
- info->vars.alloc = 0;
- if (info->types.types != NULL)
- free (info->types.types);
- info->types.types = NULL;
- info->types.alloc = 0;
-
- /* Initialize the types to the global types. */
- if (info->global_types != NULL)
- {
- info->types.alloc = info->global_types->alloc;
- info->types.types = ((struct ieee_type *)
- xmalloc (info->types.alloc
- * sizeof (*info->types.types)));
- memcpy (info->types.types, info->global_types->types,
- info->types.alloc * sizeof (*info->types.types));
- }
-
- break;
-
- case 2:
- /* BB2: Global type definitions. The name is supposed to be
- empty, but we don't check. */
- if (! debug_set_filename (info->dhandle, "*global*"))
- return FALSE;
- info->saw_filename = TRUE;
- break;
-
- case 3:
- /* BB3: High level module block begin. We don't have to do
- anything here. The name is supposed to be the same as for
- the BB1, but we don't check. */
- break;
-
- case 4:
- /* BB4: Global function. */
- {
- bfd_vma stackspace, typindx, offset;
- debug_type return_type;
-
- if (! ieee_read_number (info, pp, &stackspace)
- || ! ieee_read_number (info, pp, &typindx)
- || ! ieee_read_expression (info, pp, &offset))
- return FALSE;
-
- /* We have no way to record the stack space. FIXME. */
-
- if (typindx < 256)
- {
- return_type = ieee_builtin_type (info, block_start, typindx);
- if (return_type == DEBUG_TYPE_NULL)
- return FALSE;
- }
- else
- {
- typindx -= 256;
- if (! ieee_alloc_type (info, typindx, TRUE))
- return FALSE;
- fnindx = typindx;
- return_type = info->types.types[typindx].type;
- if (debug_get_type_kind (info->dhandle, return_type)
- == DEBUG_KIND_FUNCTION)
- return_type = debug_get_return_type (info->dhandle,
- return_type);
- }
-
- namcopy = savestring (name, namlen);
- if (namcopy == NULL)
- return FALSE;
- if (! debug_record_function (info->dhandle, namcopy, return_type,
- TRUE, offset))
- return FALSE;
- }
- break;
-
- case 5:
- /* BB5: File name for source line numbers. */
- {
- unsigned int i;
-
- /* We ignore the date and time. FIXME. */
- for (i = 0; i < 6; i++)
- {
- bfd_vma ignore;
- bfd_boolean present;
-
- if (! ieee_read_optional_number (info, pp, &ignore, &present))
- return FALSE;
- if (! present)
- break;
- }
-
- if (! info->saw_filename)
- {
- namcopy = savestring (name, namlen);
- if (namcopy == NULL)
- return FALSE;
- if (! debug_set_filename (info->dhandle, namcopy))
- return FALSE;
- info->saw_filename = TRUE;
- }
-
- namcopy = savestring (name, namlen);
- if (namcopy == NULL)
- return FALSE;
- if (! debug_start_source (info->dhandle, namcopy))
- return FALSE;
- }
- break;
-
- case 6:
- /* BB6: Local function or block. */
- {
- bfd_vma stackspace, typindx, offset;
-
- if (! ieee_read_number (info, pp, &stackspace)
- || ! ieee_read_number (info, pp, &typindx)
- || ! ieee_read_expression (info, pp, &offset))
- return FALSE;
-
- /* We have no way to record the stack space. FIXME. */
-
- if (namlen == 0)
- {
- if (! debug_start_block (info->dhandle, offset))
- return FALSE;
- /* Change b to indicate that this is a block
- rather than a function. */
- b = 0x86;
- }
- else
- {
- /* The MRI C++ compiler will output a fake function named
- __XRYCPP to hold C++ debugging information. We skip
- that function. This is not crucial, but it makes
- converting from IEEE to other debug formats work
- better. */
- if (strncmp (name, "__XRYCPP", namlen) == 0)
- skip = TRUE;
- else
- {
- debug_type return_type;
-
- if (typindx < 256)
- {
- return_type = ieee_builtin_type (info, block_start,
- typindx);
- if (return_type == NULL)
- return FALSE;
- }
- else
- {
- typindx -= 256;
- if (! ieee_alloc_type (info, typindx, TRUE))
- return FALSE;
- fnindx = typindx;
- return_type = info->types.types[typindx].type;
- if (debug_get_type_kind (info->dhandle, return_type)
- == DEBUG_KIND_FUNCTION)
- return_type = debug_get_return_type (info->dhandle,
- return_type);
- }
-
- namcopy = savestring (name, namlen);
- if (namcopy == NULL)
- return FALSE;
- if (! debug_record_function (info->dhandle, namcopy,
- return_type, FALSE, offset))
- return FALSE;
- }
- }
- }
- break;
-
- case 10:
- /* BB10: Assembler module scope. In the normal case, we
- completely ignore all this information. FIXME. */
- {
- const char *inam, *vstr;
- unsigned long inamlen, vstrlen;
- bfd_vma tool_type;
- bfd_boolean present;
- unsigned int i;
-
- if (! info->saw_filename)
- {
- namcopy = savestring (name, namlen);
- if (namcopy == NULL)
- return FALSE;
- if (! debug_set_filename (info->dhandle, namcopy))
- return FALSE;
- info->saw_filename = TRUE;
- }
-
- if (! ieee_read_id (info, pp, &inam, &inamlen)
- || ! ieee_read_number (info, pp, &tool_type)
- || ! ieee_read_optional_id (info, pp, &vstr, &vstrlen, &present))
- return FALSE;
- for (i = 0; i < 6; i++)
- {
- bfd_vma ignore;
-
- if (! ieee_read_optional_number (info, pp, &ignore, &present))
- return FALSE;
- if (! present)
- break;
- }
- }
- break;
-
- case 11:
- /* BB11: Module section. We completely ignore all this
- information. FIXME. */
- {
- bfd_vma sectype, secindx, offset, map;
- bfd_boolean present;
-
- if (! ieee_read_number (info, pp, §ype)
- || ! ieee_read_number (info, pp, &secindx)
- || ! ieee_read_expression (info, pp, &offset)
- || ! ieee_read_optional_number (info, pp, &map, &present))
- return FALSE;
- }
- break;
-
- default:
- ieee_error (info, block_start, _("unknown BB type"));
- return FALSE;
- }
-
-
- /* Push this block on the block stack. */
-
- if (info->blockstack.bsp >= info->blockstack.stack + BLOCKSTACK_SIZE)
- {
- ieee_error (info, (const bfd_byte *) NULL, _("stack overflow"));
- return FALSE;
- }
-
- info->blockstack.bsp->kind = b;
- if (b == 5)
- info->blockstack.bsp->filename = namcopy;
- info->blockstack.bsp->fnindx = fnindx;
- info->blockstack.bsp->skip = skip;
- ++info->blockstack.bsp;
-
- return TRUE;
-}
-
-/* Handle an IEEE BE record. */
-
-static bfd_boolean
-parse_ieee_be (struct ieee_info *info, const bfd_byte **pp)
-{
- bfd_vma offset;
-
- if (info->blockstack.bsp <= info->blockstack.stack)
- {
- ieee_error (info, *pp, _("stack underflow"));
- return FALSE;
- }
- --info->blockstack.bsp;
-
- switch (info->blockstack.bsp->kind)
- {
- case 2:
- /* When we end the global typedefs block, we copy out the
- contents of info->vars. This is because the variable indices
- may be reused in the local blocks. However, we need to
- preserve them so that we can locate a function returning a
- reference variable whose type is named in the global typedef
- block. */
- info->global_vars = ((struct ieee_vars *)
- xmalloc (sizeof *info->global_vars));
- info->global_vars->alloc = info->vars.alloc;
- info->global_vars->vars = ((struct ieee_var *)
- xmalloc (info->vars.alloc
- * sizeof (*info->vars.vars)));
- memcpy (info->global_vars->vars, info->vars.vars,
- info->vars.alloc * sizeof (*info->vars.vars));
-
- /* We also copy out the non builtin parts of info->types, since
- the types are discarded when we start a new block. */
- info->global_types = ((struct ieee_types *)
- xmalloc (sizeof *info->global_types));
- info->global_types->alloc = info->types.alloc;
- info->global_types->types = ((struct ieee_type *)
- xmalloc (info->types.alloc
- * sizeof (*info->types.types)));
- memcpy (info->global_types->types, info->types.types,
- info->types.alloc * sizeof (*info->types.types));
- memset (info->global_types->builtins, 0,
- sizeof (info->global_types->builtins));
-
- break;
-
- case 4:
- case 6:
- if (! ieee_read_expression (info, pp, &offset))
- return FALSE;
- if (! info->blockstack.bsp->skip)
- {
- if (! debug_end_function (info->dhandle, offset + 1))
- return FALSE;
- }
- break;
-
- case 0x86:
- /* This is BE6 when BB6 started a block rather than a local
- function. */
- if (! ieee_read_expression (info, pp, &offset))
- return FALSE;
- if (! debug_end_block (info->dhandle, offset + 1))
- return FALSE;
- break;
-
- case 5:
- /* When we end a BB5, we look up the stack for the last BB5, if
- there is one, so that we can call debug_start_source. */
- if (info->blockstack.bsp > info->blockstack.stack)
- {
- struct ieee_block *bl;
-
- bl = info->blockstack.bsp;
- do
- {
- --bl;
- if (bl->kind == 5)
- {
- if (! debug_start_source (info->dhandle, bl->filename))
- return FALSE;
- break;
- }
- }
- while (bl != info->blockstack.stack);
- }
- break;
-
- case 11:
- if (! ieee_read_expression (info, pp, &offset))
- return FALSE;
- /* We just ignore the module size. FIXME. */
- break;
-
- default:
- /* Other block types do not have any trailing information. */
- break;
- }
-
- return TRUE;
-}
-
-/* Parse an NN record. */
-
-static bfd_boolean
-parse_ieee_nn (struct ieee_info *info, const bfd_byte **pp)
-{
- const bfd_byte *nn_start;
- bfd_vma varindx;
- const char *name;
- unsigned long namlen;
-
- nn_start = *pp;
-
- if (! ieee_read_number (info, pp, &varindx)
- || ! ieee_read_id (info, pp, &name, &namlen))
- return FALSE;
-
- if (varindx < 32)
- {
- ieee_error (info, nn_start, _("illegal variable index"));
- return FALSE;
- }
- varindx -= 32;
-
- if (varindx >= info->vars.alloc)
- {
- unsigned int alloc;
-
- alloc = info->vars.alloc;
- if (alloc == 0)
- alloc = 4;
- while (varindx >= alloc)
- alloc *= 2;
- info->vars.vars = ((struct ieee_var *)
- xrealloc (info->vars.vars,
- alloc * sizeof *info->vars.vars));
- memset (info->vars.vars + info->vars.alloc, 0,
- (alloc - info->vars.alloc) * sizeof *info->vars.vars);
- info->vars.alloc = alloc;
- }
-
- info->vars.vars[varindx].name = name;
- info->vars.vars[varindx].namlen = namlen;
-
- return TRUE;
-}
-
-/* Parse a TY record. */
-
-static bfd_boolean
-parse_ieee_ty (struct ieee_info *info, const bfd_byte **pp)
-{
- const bfd_byte *ty_start, *ty_var_start, *ty_code_start;
- bfd_vma typeindx, varindx, tc;
- void *dhandle;
- bfd_boolean tag, typdef;
- debug_type *arg_slots;
- unsigned long type_bitsize;
- debug_type type;
-
- ty_start = *pp;
-
- if (! ieee_read_number (info, pp, &typeindx))
- return FALSE;
-
- if (typeindx < 256)
- {
- ieee_error (info, ty_start, _("illegal type index"));
- return FALSE;
- }
-
- typeindx -= 256;
- if (! ieee_alloc_type (info, typeindx, FALSE))
- return FALSE;
-
- if (**pp != 0xce)
- {
- ieee_error (info, *pp, _("unknown TY code"));
- return FALSE;
- }
- ++*pp;
-
- ty_var_start = *pp;
-
- if (! ieee_read_number (info, pp, &varindx))
- return FALSE;
-
- if (varindx < 32)
- {
- ieee_error (info, ty_var_start, _("illegal variable index"));
- return FALSE;
- }
- varindx -= 32;
-
- if (varindx >= info->vars.alloc || info->vars.vars[varindx].name == NULL)
- {
- ieee_error (info, ty_var_start, _("undefined variable in TY"));
- return FALSE;
- }
-
- ty_code_start = *pp;
-
- if (! ieee_read_number (info, pp, &tc))
- return FALSE;
-
- dhandle = info->dhandle;
-
- tag = FALSE;
- typdef = FALSE;
- arg_slots = NULL;
- type_bitsize = 0;
- switch (tc)
- {
- default:
- ieee_error (info, ty_code_start, _("unknown TY code"));
- return FALSE;
-
- case '!':
- /* Unknown type, with size. We treat it as int. FIXME. */
- {
- bfd_vma size;
-
- if (! ieee_read_number (info, pp, &size))
- return FALSE;
- type = debug_make_int_type (dhandle, size, FALSE);
- }
- break;
-
- case 'A': /* Array. */
- case 'a': /* FORTRAN array in column/row order. FIXME: Not
- distinguished from normal array. */
- {
- debug_type ele_type;
- bfd_vma lower, upper;
-
- if (! ieee_read_type_index (info, pp, &ele_type)
- || ! ieee_read_number (info, pp, &lower)
- || ! ieee_read_number (info, pp, &upper))
- return FALSE;
- type = debug_make_array_type (dhandle, ele_type,
- ieee_builtin_type (info, ty_code_start,
- ((unsigned int)
- builtin_int)),
- (bfd_signed_vma) lower,
- (bfd_signed_vma) upper,
- FALSE);
- }
- break;
-
- case 'E':
- /* Simple enumeration. */
- {
- bfd_vma size;
- unsigned int alloc;
- const char **names;
- unsigned int c;
- bfd_signed_vma *vals;
- unsigned int i;
-
- if (! ieee_read_number (info, pp, &size))
- return FALSE;
- /* FIXME: we ignore the enumeration size. */
-
- alloc = 10;
- names = (const char **) xmalloc (alloc * sizeof *names);
- memset (names, 0, alloc * sizeof *names);
- c = 0;
- while (1)
- {
- const char *name;
- unsigned long namlen;
- bfd_boolean present;
-
- if (! ieee_read_optional_id (info, pp, &name, &namlen, &present))
- return FALSE;
- if (! present)
- break;
-
- if (c + 1 >= alloc)
- {
- alloc += 10;
- names = ((const char **)
- xrealloc (names, alloc * sizeof *names));
- }
-
- names[c] = savestring (name, namlen);
- if (names[c] == NULL)
- return FALSE;
- ++c;
- }
-
- names[c] = NULL;
-
- vals = (bfd_signed_vma *) xmalloc (c * sizeof *vals);
- for (i = 0; i < c; i++)
- vals[i] = i;
-
- type = debug_make_enum_type (dhandle, names, vals);
- tag = TRUE;
- }
- break;
-
- case 'G':
- /* Struct with bit fields. */
- {
- bfd_vma size;
- unsigned int alloc;
- debug_field *fields;
- unsigned int c;
-
- if (! ieee_read_number (info, pp, &size))
- return FALSE;
-
- alloc = 10;
- fields = (debug_field *) xmalloc (alloc * sizeof *fields);
- c = 0;
- while (1)
- {
- const char *name;
- unsigned long namlen;
- bfd_boolean present;
- debug_type ftype;
- bfd_vma bitpos, bitsize;
-
- if (! ieee_read_optional_id (info, pp, &name, &namlen, &present))
- return FALSE;
- if (! present)
- break;
- if (! ieee_read_type_index (info, pp, &ftype)
- || ! ieee_read_number (info, pp, &bitpos)
- || ! ieee_read_number (info, pp, &bitsize))
- return FALSE;
-
- if (c + 1 >= alloc)
- {
- alloc += 10;
- fields = ((debug_field *)
- xrealloc (fields, alloc * sizeof *fields));
- }
-
- fields[c] = debug_make_field (dhandle, savestring (name, namlen),
- ftype, bitpos, bitsize,
- DEBUG_VISIBILITY_PUBLIC);
- if (fields[c] == NULL)
- return FALSE;
- ++c;
- }
-
- fields[c] = NULL;
-
- type = debug_make_struct_type (dhandle, TRUE, size, fields);
- tag = TRUE;
- }
- break;
-
- case 'N':
- /* Enumeration. */
- {
- unsigned int alloc;
- const char **names;
- bfd_signed_vma *vals;
- unsigned int c;
-
- alloc = 10;
- names = (const char **) xmalloc (alloc * sizeof *names);
- vals = (bfd_signed_vma *) xmalloc (alloc * sizeof *names);
- c = 0;
- while (1)
- {
- const char *name;
- unsigned long namlen;
- bfd_boolean present;
- bfd_vma val;
-
- if (! ieee_read_optional_id (info, pp, &name, &namlen, &present))
- return FALSE;
- if (! present)
- break;
- if (! ieee_read_number (info, pp, &val))
- return FALSE;
-
- /* If the length of the name is zero, then the value is
- actually the size of the enum. We ignore this
- information. FIXME. */
- if (namlen == 0)
- continue;
-
- if (c + 1 >= alloc)
- {
- alloc += 10;
- names = ((const char **)
- xrealloc (names, alloc * sizeof *names));
- vals = ((bfd_signed_vma *)
- xrealloc (vals, alloc * sizeof *vals));
- }
-
- names[c] = savestring (name, namlen);
- if (names[c] == NULL)
- return FALSE;
- vals[c] = (bfd_signed_vma) val;
- ++c;
- }
-
- names[c] = NULL;
-
- type = debug_make_enum_type (dhandle, names, vals);
- tag = TRUE;
- }
- break;
-
- case 'O': /* Small pointer. We don't distinguish small and large
- pointers. FIXME. */
- case 'P': /* Large pointer. */
- {
- debug_type t;
-
- if (! ieee_read_type_index (info, pp, &t))
- return FALSE;
- type = debug_make_pointer_type (dhandle, t);
- }
- break;
-
- case 'R':
- /* Range. */
- {
- bfd_vma low, high, signedp, size;
-
- if (! ieee_read_number (info, pp, &low)
- || ! ieee_read_number (info, pp, &high)
- || ! ieee_read_number (info, pp, &signedp)
- || ! ieee_read_number (info, pp, &size))
- return FALSE;
-
- type = debug_make_range_type (dhandle,
- debug_make_int_type (dhandle, size,
- ! signedp),
- (bfd_signed_vma) low,
- (bfd_signed_vma) high);
- }
- break;
-
- case 'S': /* Struct. */
- case 'U': /* Union. */
- {
- bfd_vma size;
- unsigned int alloc;
- debug_field *fields;
- unsigned int c;
-
- if (! ieee_read_number (info, pp, &size))
- return FALSE;
-
- alloc = 10;
- fields = (debug_field *) xmalloc (alloc * sizeof *fields);
- c = 0;
- while (1)
- {
- const char *name;
- unsigned long namlen;
- bfd_boolean present;
- bfd_vma tindx;
- bfd_vma offset;
- debug_type ftype;
- bfd_vma bitsize;
-
- if (! ieee_read_optional_id (info, pp, &name, &namlen, &present))
- return FALSE;
- if (! present)
- break;
- if (! ieee_read_number (info, pp, &tindx)
- || ! ieee_read_number (info, pp, &offset))
- return FALSE;
-
- if (tindx < 256)
- {
- ftype = ieee_builtin_type (info, ty_code_start, tindx);
- bitsize = 0;
- offset *= 8;
- }
- else
- {
- struct ieee_type *t;
-
- tindx -= 256;
- if (! ieee_alloc_type (info, tindx, TRUE))
- return FALSE;
- t = info->types.types + tindx;
- ftype = t->type;
- bitsize = t->bitsize;
- if (bitsize == 0)
- offset *= 8;
- }
-
- if (c + 1 >= alloc)
- {
- alloc += 10;
- fields = ((debug_field *)
- xrealloc (fields, alloc * sizeof *fields));
- }
-
- fields[c] = debug_make_field (dhandle, savestring (name, namlen),
- ftype, offset, bitsize,
- DEBUG_VISIBILITY_PUBLIC);
- if (fields[c] == NULL)
- return FALSE;
- ++c;
- }
-
- fields[c] = NULL;
-
- type = debug_make_struct_type (dhandle, tc == 'S', size, fields);
- tag = TRUE;
- }
- break;
-
- case 'T':
- /* Typedef. */
- if (! ieee_read_type_index (info, pp, &type))
- return FALSE;
- typdef = TRUE;
- break;
-
- case 'X':
- /* Procedure. FIXME: This is an extern declaration, which we
- have no way of representing. */
- {
- bfd_vma attr;
- debug_type rtype;
- bfd_vma nargs;
- bfd_boolean present;
- struct ieee_var *pv;
-
- /* FIXME: We ignore the attribute and the argument names. */
-
- if (! ieee_read_number (info, pp, &attr)
- || ! ieee_read_type_index (info, pp, &rtype)
- || ! ieee_read_number (info, pp, &nargs))
- return FALSE;
- do
- {
- const char *name;
- unsigned long namlen;
-
- if (! ieee_read_optional_id (info, pp, &name, &namlen, &present))
- return FALSE;
- }
- while (present);
-
- pv = info->vars.vars + varindx;
- pv->kind = IEEE_EXTERNAL;
- if (pv->namlen > 0
- && debug_get_type_kind (dhandle, rtype) == DEBUG_KIND_POINTER)
- {
- /* Set up the return type as an indirect type pointing to
- the variable slot, so that we can change it to a
- reference later if appropriate. */
- pv->pslot = (debug_type *) xmalloc (sizeof *pv->pslot);
- *pv->pslot = rtype;
- rtype = debug_make_indirect_type (dhandle, pv->pslot,
- (const char *) NULL);
- }
-
- type = debug_make_function_type (dhandle, rtype, (debug_type *) NULL,
- FALSE);
- }
- break;
-
- case 'V':
- case 'v':
- /* Void. This is not documented, but the MRI compiler emits it. */
- type = debug_make_void_type (dhandle);
- break;
-
- case 'Z':
- /* Array with 0 lower bound. */
- {
- debug_type etype;
- bfd_vma high;
-
- if (! ieee_read_type_index (info, pp, &etype)
- || ! ieee_read_number (info, pp, &high))
- return FALSE;
-
- type = debug_make_array_type (dhandle, etype,
- ieee_builtin_type (info, ty_code_start,
- ((unsigned int)
- builtin_int)),
- 0, (bfd_signed_vma) high, FALSE);
- }
- break;
-
- case 'c': /* Complex. */
- case 'd': /* Double complex. */
- {
- const char *name;
- unsigned long namlen;
-
- /* FIXME: I don't know what the name means. */
-
- if (! ieee_read_id (info, pp, &name, &namlen))
- return FALSE;
-
- type = debug_make_complex_type (dhandle, tc == 'c' ? 4 : 8);
- }
- break;
-
- case 'f':
- /* Pascal file name. FIXME. */
- ieee_error (info, ty_code_start, _("Pascal file name not supported"));
- return FALSE;
-
- case 'g':
- /* Bitfield type. */
- {
- bfd_vma signedp, bitsize, dummy;
- const bfd_byte *hold;
- bfd_boolean present;
-
- if (! ieee_read_number (info, pp, &signedp)
- || ! ieee_read_number (info, pp, &bitsize))
- return FALSE;
-
- /* I think the documentation says that there is a type index,
- but some actual files do not have one. */
- hold = *pp;
- if (! ieee_read_optional_number (info, pp, &dummy, &present))
- return FALSE;
- if (! present)
- {
- /* FIXME: This is just a guess. */
- type = debug_make_int_type (dhandle, 4,
- signedp ? FALSE : TRUE);
- }
- else
- {
- *pp = hold;
- if (! ieee_read_type_index (info, pp, &type))
- return FALSE;
- }
- type_bitsize = bitsize;
- }
- break;
-
- case 'n':
- /* Qualifier. */
- {
- bfd_vma kind;
- debug_type t;
-
- if (! ieee_read_number (info, pp, &kind)
- || ! ieee_read_type_index (info, pp, &t))
- return FALSE;
-
- switch (kind)
- {
- default:
- ieee_error (info, ty_start, _("unsupported qualifier"));
- return FALSE;
-
- case 1:
- type = debug_make_const_type (dhandle, t);
- break;
-
- case 2:
- type = debug_make_volatile_type (dhandle, t);
- break;
- }
- }
- break;
-
- case 's':
- /* Set. */
- {
- bfd_vma size;
- debug_type etype;
-
- if (! ieee_read_number (info, pp, &size)
- || ! ieee_read_type_index (info, pp, &etype))
- return FALSE;
-
- /* FIXME: We ignore the size. */
-
- type = debug_make_set_type (dhandle, etype, FALSE);
- }
- break;
-
- case 'x':
- /* Procedure with compiler dependencies. */
- {
- struct ieee_var *pv;
- bfd_vma attr, frame_type, push_mask, nargs, level, father;
- debug_type rtype;
- debug_type *arg_types;
- bfd_boolean varargs;
- bfd_boolean present;
-
- /* FIXME: We ignore some of this information. */
-
- pv = info->vars.vars + varindx;
-
- if (! ieee_read_number (info, pp, &attr)
- || ! ieee_read_number (info, pp, &frame_type)
- || ! ieee_read_number (info, pp, &push_mask)
- || ! ieee_read_type_index (info, pp, &rtype)
- || ! ieee_read_number (info, pp, &nargs))
- return FALSE;
- if (nargs == (bfd_vma) -1)
- {
- arg_types = NULL;
- varargs = FALSE;
- }
- else
- {
- unsigned int i;
-
- arg_types = ((debug_type *)
- xmalloc ((nargs + 1) * sizeof *arg_types));
- for (i = 0; i < nargs; i++)
- if (! ieee_read_type_index (info, pp, arg_types + i))
- return FALSE;
-
- /* If the last type is pointer to void, this is really a
- varargs function. */
- varargs = FALSE;
- if (nargs > 0)
- {
- debug_type last;
-
- last = arg_types[nargs - 1];
- if (debug_get_type_kind (dhandle, last) == DEBUG_KIND_POINTER
- && (debug_get_type_kind (dhandle,
- debug_get_target_type (dhandle,
- last))
- == DEBUG_KIND_VOID))
- {
- --nargs;
- varargs = TRUE;
- }
- }
-
- /* If there are any pointer arguments, turn them into
- indirect types in case we later need to convert them to
- reference types. */
- for (i = 0; i < nargs; i++)
- {
- if (debug_get_type_kind (dhandle, arg_types[i])
- == DEBUG_KIND_POINTER)
- {
- if (arg_slots == NULL)
- {
- arg_slots = ((debug_type *)
- xmalloc (nargs * sizeof *arg_slots));
- memset (arg_slots, 0, nargs * sizeof *arg_slots);
- }
- arg_slots[i] = arg_types[i];
- arg_types[i] =
- debug_make_indirect_type (dhandle,
- arg_slots + i,
- (const char *) NULL);
- }
- }
-
- arg_types[nargs] = DEBUG_TYPE_NULL;
- }
- if (! ieee_read_number (info, pp, &level)
- || ! ieee_read_optional_number (info, pp, &father, &present))
- return FALSE;
-
- /* We can't distinguish between a global function and a static
- function. */
- pv->kind = IEEE_FUNCTION;
-
- if (pv->namlen > 0
- && debug_get_type_kind (dhandle, rtype) == DEBUG_KIND_POINTER)
- {
- /* Set up the return type as an indirect type pointing to
- the variable slot, so that we can change it to a
- reference later if appropriate. */
- pv->pslot = (debug_type *) xmalloc (sizeof *pv->pslot);
- *pv->pslot = rtype;
- rtype = debug_make_indirect_type (dhandle, pv->pslot,
- (const char *) NULL);
- }
-
- type = debug_make_function_type (dhandle, rtype, arg_types, varargs);
- }
- break;
- }
-
- /* Record the type in the table. */
-
- if (type == DEBUG_TYPE_NULL)
- return FALSE;
-
- info->vars.vars[varindx].type = type;
-
- if ((tag || typdef)
- && info->vars.vars[varindx].namlen > 0)
- {
- const char *name;
-
- name = savestring (info->vars.vars[varindx].name,
- info->vars.vars[varindx].namlen);
- if (typdef)
- type = debug_name_type (dhandle, name, type);
- else if (tc == 'E' || tc == 'N')
- type = debug_tag_type (dhandle, name, type);
- else
- {
- struct ieee_tag *it;
-
- /* We must allocate all struct tags as indirect types, so
- that if we later see a definition of the tag as a C++
- record we can update the indirect slot and automatically
- change all the existing references. */
- it = (struct ieee_tag *) xmalloc (sizeof *it);
- memset (it, 0, sizeof *it);
- it->next = info->tags;
- info->tags = it;
- it->name = name;
- it->slot = type;
-
- type = debug_make_indirect_type (dhandle, &it->slot, name);
- type = debug_tag_type (dhandle, name, type);
-
- it->type = type;
- }
- if (type == NULL)
- return FALSE;
- }
-
- info->types.types[typeindx].type = type;
- info->types.types[typeindx].arg_slots = arg_slots;
- info->types.types[typeindx].bitsize = type_bitsize;
-
- /* We may have already allocated type as an indirect type pointing
- to slot. It does no harm to replace the indirect type with the
- real type. Filling in slot as well handles the indirect types
- which are already hanging around. */
- if (info->types.types[typeindx].pslot != NULL)
- *info->types.types[typeindx].pslot = type;
-
- return TRUE;
-}
-
-/* Parse an ATN record. */
-
-static bfd_boolean
-parse_ieee_atn (struct ieee_info *info, const bfd_byte **pp)
-{
- const bfd_byte *atn_start, *atn_code_start;
- bfd_vma varindx;
- struct ieee_var *pvar;
- debug_type type;
- bfd_vma atn_code;
- void *dhandle;
- bfd_vma v, v2, v3, v4, v5;
- const char *name;
- unsigned long namlen;
- char *namcopy;
- bfd_boolean present;
- int blocktype;
-
- atn_start = *pp;
-
- if (! ieee_read_number (info, pp, &varindx)
- || ! ieee_read_type_index (info, pp, &type))
- return FALSE;
-
- atn_code_start = *pp;
-
- if (! ieee_read_number (info, pp, &atn_code))
- return FALSE;
-
- if (varindx == 0)
- {
- pvar = NULL;
- name = "";
- namlen = 0;
- }
- else if (varindx < 32)
- {
- /* The MRI compiler reportedly sometimes emits variable lifetime
- information for a register. We just ignore it. */
- if (atn_code == 9)
- return ieee_read_number (info, pp, &v);
-
- ieee_error (info, atn_start, _("illegal variable index"));
- return FALSE;
- }
- else
- {
- varindx -= 32;
- if (varindx >= info->vars.alloc
- || info->vars.vars[varindx].name == NULL)
- {
- /* The MRI compiler or linker sometimes omits the NN record
- for a pmisc record. */
- if (atn_code == 62)
- {
- if (varindx >= info->vars.alloc)
- {
- unsigned int alloc;
-
- alloc = info->vars.alloc;
- if (alloc == 0)
- alloc = 4;
- while (varindx >= alloc)
- alloc *= 2;
- info->vars.vars = ((struct ieee_var *)
- xrealloc (info->vars.vars,
- (alloc
- * sizeof *info->vars.vars)));
- memset (info->vars.vars + info->vars.alloc, 0,
- ((alloc - info->vars.alloc)
- * sizeof *info->vars.vars));
- info->vars.alloc = alloc;
- }
-
- pvar = info->vars.vars + varindx;
- pvar->name = "";
- pvar->namlen = 0;
- }
- else
- {
- ieee_error (info, atn_start, _("undefined variable in ATN"));
- return FALSE;
- }
- }
-
- pvar = info->vars.vars + varindx;
-
- pvar->type = type;
-
- name = pvar->name;
- namlen = pvar->namlen;
- }
-
- dhandle = info->dhandle;
-
- /* If we are going to call debug_record_variable with a pointer
- type, change the type to an indirect type so that we can later
- change it to a reference type if we encounter a C++ pmisc 'R'
- record. */
- if (pvar != NULL
- && type != DEBUG_TYPE_NULL
- && debug_get_type_kind (dhandle, type) == DEBUG_KIND_POINTER)
- {
- switch (atn_code)
- {
- case 1:
- case 2:
- case 3:
- case 5:
- case 8:
- case 10:
- pvar->pslot = (debug_type *) xmalloc (sizeof *pvar->pslot);
- *pvar->pslot = type;
- type = debug_make_indirect_type (dhandle, pvar->pslot,
- (const char *) NULL);
- pvar->type = type;
- break;
- }
- }
-
- switch (atn_code)
- {
- default:
- ieee_error (info, atn_code_start, _("unknown ATN type"));
- return FALSE;
-
- case 1:
- /* Automatic variable. */
- if (! ieee_read_number (info, pp, &v))
- return FALSE;
- namcopy = savestring (name, namlen);
- if (type == NULL)
- type = debug_make_void_type (dhandle);
- if (pvar != NULL)
- pvar->kind = IEEE_LOCAL;
- return debug_record_variable (dhandle, namcopy, type, DEBUG_LOCAL, v);
-
- case 2:
- /* Register variable. */
- if (! ieee_read_number (info, pp, &v))
- return FALSE;
- namcopy = savestring (name, namlen);
- if (type == NULL)
- type = debug_make_void_type (dhandle);
- if (pvar != NULL)
- pvar->kind = IEEE_LOCAL;
- return debug_record_variable (dhandle, namcopy, type, DEBUG_REGISTER,
- ieee_regno_to_genreg (info->abfd, v));
-
- case 3:
- /* Static variable. */
- if (! ieee_require_asn (info, pp, &v))
- return FALSE;
- namcopy = savestring (name, namlen);
- if (type == NULL)
- type = debug_make_void_type (dhandle);
- if (info->blockstack.bsp <= info->blockstack.stack)
- blocktype = 0;
- else
- blocktype = info->blockstack.bsp[-1].kind;
- if (pvar != NULL)
- {
- if (blocktype == 4 || blocktype == 6)
- pvar->kind = IEEE_LOCAL;
- else
- pvar->kind = IEEE_STATIC;
- }
- return debug_record_variable (dhandle, namcopy, type,
- (blocktype == 4 || blocktype == 6
- ? DEBUG_LOCAL_STATIC
- : DEBUG_STATIC),
- v);
-
- case 4:
- /* External function. We don't currently record these. FIXME. */
- if (pvar != NULL)
- pvar->kind = IEEE_EXTERNAL;
- return TRUE;
-
- case 5:
- /* External variable. We don't currently record these. FIXME. */
- if (pvar != NULL)
- pvar->kind = IEEE_EXTERNAL;
- return TRUE;
-
- case 7:
- if (! ieee_read_number (info, pp, &v)
- || ! ieee_read_number (info, pp, &v2)
- || ! ieee_read_optional_number (info, pp, &v3, &present))
- return FALSE;
- if (present)
- {
- if (! ieee_read_optional_number (info, pp, &v4, &present))
- return FALSE;
- }
-
- /* We just ignore the two optional fields in v3 and v4, since
- they are not defined. */
-
- if (! ieee_require_asn (info, pp, &v3))
- return FALSE;
-
- /* We have no way to record the column number. FIXME. */
-
- return debug_record_line (dhandle, v, v3);
-
- case 8:
- /* Global variable. */
- if (! ieee_require_asn (info, pp, &v))
- return FALSE;
- namcopy = savestring (name, namlen);
- if (type == NULL)
- type = debug_make_void_type (dhandle);
- if (pvar != NULL)
- pvar->kind = IEEE_GLOBAL;
- return debug_record_variable (dhandle, namcopy, type, DEBUG_GLOBAL, v);
-
- case 9:
- /* Variable lifetime information. */
- if (! ieee_read_number (info, pp, &v))
- return FALSE;
-
- /* We have no way to record this information. FIXME. */
- return TRUE;
-
- case 10:
- /* Locked register. The spec says that there are two required
- fields, but at least on occasion the MRI compiler only emits
- one. */
- if (! ieee_read_number (info, pp, &v)
- || ! ieee_read_optional_number (info, pp, &v2, &present))
- return FALSE;
-
- /* I think this means a variable that is both in a register and
- a frame slot. We ignore the frame slot. FIXME. */
-
- namcopy = savestring (name, namlen);
- if (type == NULL)
- type = debug_make_void_type (dhandle);
- if (pvar != NULL)
- pvar->kind = IEEE_LOCAL;
- return debug_record_variable (dhandle, namcopy, type, DEBUG_REGISTER, v);
-
- case 11:
- /* Reserved for FORTRAN common. */
- ieee_error (info, atn_code_start, _("unsupported ATN11"));
-
- /* Return TRUE to keep going. */
- return TRUE;
-
- case 12:
- /* Based variable. */
- v3 = 0;
- v4 = 0x80;
- v5 = 0;
- if (! ieee_read_number (info, pp, &v)
- || ! ieee_read_number (info, pp, &v2)
- || ! ieee_read_optional_number (info, pp, &v3, &present))
- return FALSE;
- if (present)
- {
- if (! ieee_read_optional_number (info, pp, &v4, &present))
- return FALSE;
- if (present)
- {
- if (! ieee_read_optional_number (info, pp, &v5, &present))
- return FALSE;
- }
- }
-
- /* We have no way to record this information. FIXME. */
-
- ieee_error (info, atn_code_start, _("unsupported ATN12"));
-
- /* Return TRUE to keep going. */
- return TRUE;
-
- case 16:
- /* Constant. The description of this that I have is ambiguous,
- so I'm not going to try to implement it. */
- if (! ieee_read_number (info, pp, &v)
- || ! ieee_read_optional_number (info, pp, &v2, &present))
- return FALSE;
- if (present)
- {
- if (! ieee_read_optional_number (info, pp, &v2, &present))
- return FALSE;
- if (present)
- {
- if (! ieee_read_optional_id (info, pp, &name, &namlen, &present))
- return FALSE;
- }
- }
-
- if ((ieee_record_enum_type) **pp == ieee_e2_first_byte_enum)
- {
- if (! ieee_require_asn (info, pp, &v3))
- return FALSE;
- }
-
- return TRUE;
-
- case 19:
- /* Static variable from assembler. */
- v2 = 0;
- if (! ieee_read_number (info, pp, &v)
- || ! ieee_read_optional_number (info, pp, &v2, &present)
- || ! ieee_require_asn (info, pp, &v3))
- return FALSE;
- namcopy = savestring (name, namlen);
- /* We don't really handle this correctly. FIXME. */
- return debug_record_variable (dhandle, namcopy,
- debug_make_void_type (dhandle),
- v2 != 0 ? DEBUG_GLOBAL : DEBUG_STATIC,
- v3);
-
- case 62:
- /* Procedure miscellaneous information. */
- case 63:
- /* Variable miscellaneous information. */
- case 64:
- /* Module miscellaneous information. */
- if (! ieee_read_number (info, pp, &v)
- || ! ieee_read_number (info, pp, &v2)
- || ! ieee_read_optional_id (info, pp, &name, &namlen, &present))
- return FALSE;
-
- if (atn_code == 62 && v == 80)
- {
- if (present)
- {
- ieee_error (info, atn_code_start,
- _("unexpected string in C++ misc"));
- return FALSE;
- }
- return ieee_read_cxx_misc (info, pp, v2);
- }
-
- /* We just ignore all of this stuff. FIXME. */
-
- for (; v2 > 0; --v2)
- {
- switch ((ieee_record_enum_type) **pp)
- {
- default:
- ieee_error (info, *pp, _("bad misc record"));
- return FALSE;
-
- case ieee_at_record_enum:
- if (! ieee_require_atn65 (info, pp, &name, &namlen))
- return FALSE;
- break;
-
- case ieee_e2_first_byte_enum:
- if (! ieee_require_asn (info, pp, &v3))
- return FALSE;
- break;
- }
- }
-
- return TRUE;
- }
-
- /*NOTREACHED*/
-}
-
-/* Handle C++ debugging miscellaneous records. This is called for
- procedure miscellaneous records of type 80. */
-
-static bfd_boolean
-ieee_read_cxx_misc (struct ieee_info *info, const bfd_byte **pp,
- unsigned long count)
-{
- const bfd_byte *start;
- bfd_vma category;
-
- start = *pp;
-
- /* Get the category of C++ misc record. */
- if (! ieee_require_asn (info, pp, &category))
- return FALSE;
- --count;
-
- switch (category)
- {
- default:
- ieee_error (info, start, _("unrecognized C++ misc record"));
- return FALSE;
-
- case 'T':
- if (! ieee_read_cxx_class (info, pp, count))
- return FALSE;
- break;
-
- case 'M':
- {
- bfd_vma flags;
- const char *name;
- unsigned long namlen;
-
- /* The IEEE spec indicates that the 'M' record only has a
- flags field. The MRI compiler also emits the name of the
- function. */
-
- if (! ieee_require_asn (info, pp, &flags))
- return FALSE;
- if (*pp < info->pend
- && (ieee_record_enum_type) **pp == ieee_at_record_enum)
- {
- if (! ieee_require_atn65 (info, pp, &name, &namlen))
- return FALSE;
- }
-
- /* This is emitted for method functions, but I don't think we
- care very much. It might help if it told us useful
- information like the class with which this function is
- associated, but it doesn't, so it isn't helpful. */
- }
- break;
-
- case 'B':
- if (! ieee_read_cxx_defaults (info, pp, count))
- return FALSE;
- break;
-
- case 'z':
- {
- const char *name, *mangled, *cxx_class;
- unsigned long namlen, mangledlen, classlen;
- bfd_vma control;
-
- /* Pointer to member. */
-
- if (! ieee_require_atn65 (info, pp, &name, &namlen)
- || ! ieee_require_atn65 (info, pp, &mangled, &mangledlen)
- || ! ieee_require_atn65 (info, pp, &cxx_class, &classlen)
- || ! ieee_require_asn (info, pp, &control))
- return FALSE;
-
- /* FIXME: We should now track down name and change its type. */
- }
- break;
-
- case 'R':
- if (! ieee_read_reference (info, pp))
- return FALSE;
- break;
- }
-
- return TRUE;
-}
-
-/* Read a C++ class definition. This is a pmisc type 80 record of
- category 'T'. */
-
-static bfd_boolean
-ieee_read_cxx_class (struct ieee_info *info, const bfd_byte **pp,
- unsigned long count)
-{
- const bfd_byte *start;
- bfd_vma cxx_class;
- const char *tag;
- unsigned long taglen;
- struct ieee_tag *it;
- void *dhandle;
- debug_field *fields;
- unsigned int field_count, field_alloc;
- debug_baseclass *baseclasses;
- unsigned int baseclasses_count, baseclasses_alloc;
- const debug_field *structfields;
- struct ieee_method
- {
- const char *name;
- unsigned long namlen;
- debug_method_variant *variants;
- unsigned count;
- unsigned int alloc;
- } *methods;
- unsigned int methods_count, methods_alloc;
- debug_type vptrbase;
- bfd_boolean ownvptr;
- debug_method *dmethods;
-
- start = *pp;
-
- if (! ieee_require_asn (info, pp, &cxx_class))
- return FALSE;
- --count;
-
- if (! ieee_require_atn65 (info, pp, &tag, &taglen))
- return FALSE;
- --count;
-
- /* Find the C struct with this name. */
- for (it = info->tags; it != NULL; it = it->next)
- if (it->name[0] == tag[0]
- && strncmp (it->name, tag, taglen) == 0
- && strlen (it->name) == taglen)
- break;
- if (it == NULL)
- {
- ieee_error (info, start, _("undefined C++ object"));
- return FALSE;
- }
-
- dhandle = info->dhandle;
-
- fields = NULL;
- field_count = 0;
- field_alloc = 0;
- baseclasses = NULL;
- baseclasses_count = 0;
- baseclasses_alloc = 0;
- methods = NULL;
- methods_count = 0;
- methods_alloc = 0;
- vptrbase = DEBUG_TYPE_NULL;
- ownvptr = FALSE;
-
- structfields = debug_get_fields (dhandle, it->type);
-
- while (count > 0)
- {
- bfd_vma id;
- const bfd_byte *spec_start;
-
- spec_start = *pp;
-
- if (! ieee_require_asn (info, pp, &id))
- return FALSE;
- --count;
-
- switch (id)
- {
- default:
- ieee_error (info, spec_start, _("unrecognized C++ object spec"));
- return FALSE;
-
- case 'b':
- {
- bfd_vma flags, cinline;
- const char *base, *fieldname;
- unsigned long baselen, fieldlen;
- char *basecopy;
- debug_type basetype;
- bfd_vma bitpos;
- bfd_boolean virtualp;
- enum debug_visibility visibility;
- debug_baseclass baseclass;
-
- /* This represents a base or friend class. */
-
- if (! ieee_require_asn (info, pp, &flags)
- || ! ieee_require_atn65 (info, pp, &base, &baselen)
- || ! ieee_require_asn (info, pp, &cinline)
- || ! ieee_require_atn65 (info, pp, &fieldname, &fieldlen))
- return FALSE;
- count -= 4;
-
- /* We have no way of recording friend information, so we
- just ignore it. */
- if ((flags & BASEFLAGS_FRIEND) != 0)
- break;
-
- /* I assume that either all of the members of the
- baseclass are included in the object, starting at the
- beginning of the object, or that none of them are
- included. */
-
- if ((fieldlen == 0) == (cinline == 0))
- {
- ieee_error (info, start, _("unsupported C++ object type"));
- return FALSE;
- }
-
- basecopy = savestring (base, baselen);
- basetype = debug_find_tagged_type (dhandle, basecopy,
- DEBUG_KIND_ILLEGAL);
- free (basecopy);
- if (basetype == DEBUG_TYPE_NULL)
- {
- ieee_error (info, start, _("C++ base class not defined"));
- return FALSE;
- }
-
- if (fieldlen == 0)
- bitpos = 0;
- else
- {
- const debug_field *pf;
-
- if (structfields == NULL)
- {
- ieee_error (info, start, _("C++ object has no fields"));
- return FALSE;
- }
-
- for (pf = structfields; *pf != DEBUG_FIELD_NULL; pf++)
- {
- const char *fname;
-
- fname = debug_get_field_name (dhandle, *pf);
- if (fname == NULL)
- return FALSE;
- if (fname[0] == fieldname[0]
- && strncmp (fname, fieldname, fieldlen) == 0
- && strlen (fname) == fieldlen)
- break;
- }
- if (*pf == DEBUG_FIELD_NULL)
- {
- ieee_error (info, start,
- _("C++ base class not found in container"));
- return FALSE;
- }
-
- bitpos = debug_get_field_bitpos (dhandle, *pf);
- }
-
- if ((flags & BASEFLAGS_VIRTUAL) != 0)
- virtualp = TRUE;
- else
- virtualp = FALSE;
- if ((flags & BASEFLAGS_PRIVATE) != 0)
- visibility = DEBUG_VISIBILITY_PRIVATE;
- else
- visibility = DEBUG_VISIBILITY_PUBLIC;
-
- baseclass = debug_make_baseclass (dhandle, basetype, bitpos,
- virtualp, visibility);
- if (baseclass == DEBUG_BASECLASS_NULL)
- return FALSE;
-
- if (baseclasses_count + 1 >= baseclasses_alloc)
- {
- baseclasses_alloc += 10;
- baseclasses = ((debug_baseclass *)
- xrealloc (baseclasses,
- (baseclasses_alloc
- * sizeof *baseclasses)));
- }
-
- baseclasses[baseclasses_count] = baseclass;
- ++baseclasses_count;
- baseclasses[baseclasses_count] = DEBUG_BASECLASS_NULL;
- }
- break;
-
- case 'd':
- {
- bfd_vma flags;
- const char *fieldname, *mangledname;
- unsigned long fieldlen, mangledlen;
- char *fieldcopy;
- bfd_boolean staticp;
- debug_type ftype;
- const debug_field *pf = NULL;
- enum debug_visibility visibility;
- debug_field field;
-
- /* This represents a data member. */
-
- if (! ieee_require_asn (info, pp, &flags)
- || ! ieee_require_atn65 (info, pp, &fieldname, &fieldlen)
- || ! ieee_require_atn65 (info, pp, &mangledname, &mangledlen))
- return FALSE;
- count -= 3;
-
- fieldcopy = savestring (fieldname, fieldlen);
-
- staticp = (flags & CXXFLAGS_STATIC) != 0 ? TRUE : FALSE;
-
- if (staticp)
- {
- struct ieee_var *pv, *pvend;
-
- /* See if we can find a definition for this variable. */
- pv = info->vars.vars;
- pvend = pv + info->vars.alloc;
- for (; pv < pvend; pv++)
- if (pv->namlen == mangledlen
- && strncmp (pv->name, mangledname, mangledlen) == 0)
- break;
- if (pv < pvend)
- ftype = pv->type;
- else
- {
- /* This can happen if the variable is never used. */
- ftype = ieee_builtin_type (info, start,
- (unsigned int) builtin_void);
- }
- }
- else
- {
- unsigned int findx;
-
- if (structfields == NULL)
- {
- ieee_error (info, start, _("C++ object has no fields"));
- return FALSE;
- }
-
- for (pf = structfields, findx = 0;
- *pf != DEBUG_FIELD_NULL;
- pf++, findx++)
- {
- const char *fname;
-
- fname = debug_get_field_name (dhandle, *pf);
- if (fname == NULL)
- return FALSE;
- if (fname[0] == mangledname[0]
- && strncmp (fname, mangledname, mangledlen) == 0
- && strlen (fname) == mangledlen)
- break;
- }
- if (*pf == DEBUG_FIELD_NULL)
- {
- ieee_error (info, start,
- _("C++ data member not found in container"));
- return FALSE;
- }
-
- ftype = debug_get_field_type (dhandle, *pf);
-
- if (debug_get_type_kind (dhandle, ftype) == DEBUG_KIND_POINTER)
- {
- /* We might need to convert this field into a
- reference type later on, so make it an indirect
- type. */
- if (it->fslots == NULL)
- {
- unsigned int fcnt;
- const debug_field *pfcnt;
-
- fcnt = 0;
- for (pfcnt = structfields;
- *pfcnt != DEBUG_FIELD_NULL;
- pfcnt++)
- ++fcnt;
- it->fslots = ((debug_type *)
- xmalloc (fcnt * sizeof *it->fslots));
- memset (it->fslots, 0,
- fcnt * sizeof *it->fslots);
- }
-
- if (ftype == DEBUG_TYPE_NULL)
- return FALSE;
- it->fslots[findx] = ftype;
- ftype = debug_make_indirect_type (dhandle,
- it->fslots + findx,
- (const char *) NULL);
- }
- }
- if (ftype == DEBUG_TYPE_NULL)
- return FALSE;
-
- switch (flags & CXXFLAGS_VISIBILITY)
- {
- default:
- ieee_error (info, start, _("unknown C++ visibility"));
- return FALSE;
-
- case CXXFLAGS_VISIBILITY_PUBLIC:
- visibility = DEBUG_VISIBILITY_PUBLIC;
- break;
-
- case CXXFLAGS_VISIBILITY_PRIVATE:
- visibility = DEBUG_VISIBILITY_PRIVATE;
- break;
-
- case CXXFLAGS_VISIBILITY_PROTECTED:
- visibility = DEBUG_VISIBILITY_PROTECTED;
- break;
- }
-
- if (staticp)
- {
- char *mangledcopy;
-
- mangledcopy = savestring (mangledname, mangledlen);
-
- field = debug_make_static_member (dhandle, fieldcopy,
- ftype, mangledcopy,
- visibility);
- }
- else
- {
- bfd_vma bitpos, bitsize;
-
- bitpos = debug_get_field_bitpos (dhandle, *pf);
- bitsize = debug_get_field_bitsize (dhandle, *pf);
- if (bitpos == (bfd_vma) -1 || bitsize == (bfd_vma) -1)
- {
- ieee_error (info, start, _("bad C++ field bit pos or size"));
- return FALSE;
- }
- field = debug_make_field (dhandle, fieldcopy, ftype, bitpos,
- bitsize, visibility);
- }
-
- if (field == DEBUG_FIELD_NULL)
- return FALSE;
-
- if (field_count + 1 >= field_alloc)
- {
- field_alloc += 10;
- fields = ((debug_field *)
- xrealloc (fields, field_alloc * sizeof *fields));
- }
-
- fields[field_count] = field;
- ++field_count;
- fields[field_count] = DEBUG_FIELD_NULL;
- }
- break;
-
- case 'm':
- case 'v':
- {
- bfd_vma flags, voffset, control;
- const char *name, *mangled;
- unsigned long namlen, mangledlen;
- struct ieee_var *pv, *pvend;
- debug_type type;
- enum debug_visibility visibility;
- bfd_boolean constp, volatilep;
- char *mangledcopy;
- debug_method_variant mv;
- struct ieee_method *meth;
- unsigned int im;
-
- if (! ieee_require_asn (info, pp, &flags)
- || ! ieee_require_atn65 (info, pp, &name, &namlen)
- || ! ieee_require_atn65 (info, pp, &mangled, &mangledlen))
- return FALSE;
- count -= 3;
- if (id != 'v')
- voffset = 0;
- else
- {
- if (! ieee_require_asn (info, pp, &voffset))
- return FALSE;
- --count;
- }
- if (! ieee_require_asn (info, pp, &control))
- return FALSE;
- --count;
-
- /* We just ignore the control information. */
-
- /* We have no way to represent friend information, so we
- just ignore it. */
- if ((flags & CXXFLAGS_FRIEND) != 0)
- break;
-
- /* We should already have seen a type for the function. */
- pv = info->vars.vars;
- pvend = pv + info->vars.alloc;
- for (; pv < pvend; pv++)
- if (pv->namlen == mangledlen
- && strncmp (pv->name, mangled, mangledlen) == 0)
- break;
-
- if (pv >= pvend)
- {
- /* We won't have type information for this function if
- it is not included in this file. We don't try to
- handle this case. FIXME. */
- type = (debug_make_function_type
- (dhandle,
- ieee_builtin_type (info, start,
- (unsigned int) builtin_void),
- (debug_type *) NULL,
- FALSE));
- }
- else
- {
- debug_type return_type;
- const debug_type *arg_types;
- bfd_boolean varargs = FALSE;
-
- if (debug_get_type_kind (dhandle, pv->type)
- != DEBUG_KIND_FUNCTION)
- {
- ieee_error (info, start,
- _("bad type for C++ method function"));
- return FALSE;
- }
-
- return_type = debug_get_return_type (dhandle, pv->type);
- arg_types = debug_get_parameter_types (dhandle, pv->type,
- &varargs);
- if (return_type == DEBUG_TYPE_NULL || arg_types == NULL)
- {
- ieee_error (info, start,
- _("no type information for C++ method function"));
- return FALSE;
- }
-
- type = debug_make_method_type (dhandle, return_type, it->type,
- (debug_type *) arg_types,
- varargs);
- }
- if (type == DEBUG_TYPE_NULL)
- return FALSE;
-
- switch (flags & CXXFLAGS_VISIBILITY)
- {
- default:
- ieee_error (info, start, _("unknown C++ visibility"));
- return FALSE;
-
- case CXXFLAGS_VISIBILITY_PUBLIC:
- visibility = DEBUG_VISIBILITY_PUBLIC;
- break;
-
- case CXXFLAGS_VISIBILITY_PRIVATE:
- visibility = DEBUG_VISIBILITY_PRIVATE;
- break;
-
- case CXXFLAGS_VISIBILITY_PROTECTED:
- visibility = DEBUG_VISIBILITY_PROTECTED;
- break;
- }
-
- constp = (flags & CXXFLAGS_CONST) != 0 ? TRUE : FALSE;
- volatilep = (flags & CXXFLAGS_VOLATILE) != 0 ? TRUE : FALSE;
-
- mangledcopy = savestring (mangled, mangledlen);
-
- if ((flags & CXXFLAGS_STATIC) != 0)
- {
- if (id == 'v')
- {
- ieee_error (info, start, _("C++ static virtual method"));
- return FALSE;
- }
- mv = debug_make_static_method_variant (dhandle, mangledcopy,
- type, visibility,
- constp, volatilep);
- }
- else
- {
- debug_type vcontext;
-
- if (id != 'v')
- vcontext = DEBUG_TYPE_NULL;
- else
- {
- /* FIXME: How can we calculate this correctly? */
- vcontext = it->type;
- }
- mv = debug_make_method_variant (dhandle, mangledcopy, type,
- visibility, constp,
- volatilep, voffset,
- vcontext);
- }
- if (mv == DEBUG_METHOD_VARIANT_NULL)
- return FALSE;
-
- for (meth = methods, im = 0; im < methods_count; meth++, im++)
- if (meth->namlen == namlen
- && strncmp (meth->name, name, namlen) == 0)
- break;
- if (im >= methods_count)
- {
- if (methods_count >= methods_alloc)
- {
- methods_alloc += 10;
- methods = ((struct ieee_method *)
- xrealloc (methods,
- methods_alloc * sizeof *methods));
- }
- methods[methods_count].name = name;
- methods[methods_count].namlen = namlen;
- methods[methods_count].variants = NULL;
- methods[methods_count].count = 0;
- methods[methods_count].alloc = 0;
- meth = methods + methods_count;
- ++methods_count;
- }
-
- if (meth->count + 1 >= meth->alloc)
- {
- meth->alloc += 10;
- meth->variants = ((debug_method_variant *)
- xrealloc (meth->variants,
- (meth->alloc
- * sizeof *meth->variants)));
- }
-
- meth->variants[meth->count] = mv;
- ++meth->count;
- meth->variants[meth->count] = DEBUG_METHOD_VARIANT_NULL;
- }
- break;
-
- case 'o':
- {
- bfd_vma spec;
-
- /* We have no way to store this information, so we just
- ignore it. */
- if (! ieee_require_asn (info, pp, &spec))
- return FALSE;
- --count;
- if ((spec & 4) != 0)
- {
- const char *filename;
- unsigned long filenamlen;
- bfd_vma lineno;
-
- if (! ieee_require_atn65 (info, pp, &filename, &filenamlen)
- || ! ieee_require_asn (info, pp, &lineno))
- return FALSE;
- count -= 2;
- }
- else if ((spec & 8) != 0)
- {
- const char *mangled;
- unsigned long mangledlen;
-
- if (! ieee_require_atn65 (info, pp, &mangled, &mangledlen))
- return FALSE;
- --count;
- }
- else
- {
- ieee_error (info, start,
- _("unrecognized C++ object overhead spec"));
- return FALSE;
- }
- }
- break;
-
- case 'z':
- {
- const char *vname, *base;
- unsigned long vnamelen, baselen;
- bfd_vma vsize, control;
-
- /* A virtual table pointer. */
-
- if (! ieee_require_atn65 (info, pp, &vname, &vnamelen)
- || ! ieee_require_asn (info, pp, &vsize)
- || ! ieee_require_atn65 (info, pp, &base, &baselen)
- || ! ieee_require_asn (info, pp, &control))
- return FALSE;
- count -= 4;
-
- /* We just ignore the control number. We don't care what
- the virtual table name is. We have no way to store the
- virtual table size, and I don't think we care anyhow. */
-
- /* FIXME: We can't handle multiple virtual table pointers. */
-
- if (baselen == 0)
- ownvptr = TRUE;
- else
- {
- char *basecopy;
-
- basecopy = savestring (base, baselen);
- vptrbase = debug_find_tagged_type (dhandle, basecopy,
- DEBUG_KIND_ILLEGAL);
- free (basecopy);
- if (vptrbase == DEBUG_TYPE_NULL)
- {
- ieee_error (info, start, _("undefined C++ vtable"));
- return FALSE;
- }
- }
- }
- break;
- }
- }
-
- /* Now that we have seen all the method variants, we can call
- debug_make_method for each one. */
-
- if (methods_count == 0)
- dmethods = NULL;
- else
- {
- unsigned int i;
-
- dmethods = ((debug_method *)
- xmalloc ((methods_count + 1) * sizeof *dmethods));
- for (i = 0; i < methods_count; i++)
- {
- char *namcopy;
-
- namcopy = savestring (methods[i].name, methods[i].namlen);
- dmethods[i] = debug_make_method (dhandle, namcopy,
- methods[i].variants);
- if (dmethods[i] == DEBUG_METHOD_NULL)
- return FALSE;
- }
- dmethods[i] = DEBUG_METHOD_NULL;
- free (methods);
- }
-
- /* The struct type was created as an indirect type pointing at
- it->slot. We update it->slot to automatically update all
- references to this struct. */
- it->slot = debug_make_object_type (dhandle,
- cxx_class != 'u',
- debug_get_type_size (dhandle,
- it->slot),
- fields, baseclasses, dmethods,
- vptrbase, ownvptr);
- if (it->slot == DEBUG_TYPE_NULL)
- return FALSE;
-
- return TRUE;
-}
-
-/* Read C++ default argument value and reference type information. */
-
-static bfd_boolean
-ieee_read_cxx_defaults (struct ieee_info *info, const bfd_byte **pp,
- unsigned long count)
-{
- const bfd_byte *start;
- const char *fnname;
- unsigned long fnlen;
- bfd_vma defcount;
-
- start = *pp;
-
- /* Giving the function name before the argument count is an addendum
- to the spec. The function name is demangled, though, so this
- record must always refer to the current function. */
-
- if (info->blockstack.bsp <= info->blockstack.stack
- || info->blockstack.bsp[-1].fnindx == (unsigned int) -1)
- {
- ieee_error (info, start, _("C++ default values not in a function"));
- return FALSE;
- }
-
- if (! ieee_require_atn65 (info, pp, &fnname, &fnlen)
- || ! ieee_require_asn (info, pp, &defcount))
- return FALSE;
- count -= 2;
-
- while (defcount-- > 0)
- {
- bfd_vma type, val;
- const char *strval;
- unsigned long strvallen;
-
- if (! ieee_require_asn (info, pp, &type))
- return FALSE;
- --count;
-
- switch (type)
- {
- case 0:
- case 4:
- break;
-
- case 1:
- case 2:
- if (! ieee_require_asn (info, pp, &val))
- return FALSE;
- --count;
- break;
-
- case 3:
- case 7:
- if (! ieee_require_atn65 (info, pp, &strval, &strvallen))
- return FALSE;
- --count;
- break;
-
- default:
- ieee_error (info, start, _("unrecognized C++ default type"));
- return FALSE;
- }
-
- /* We have no way to record the default argument values, so we
- just ignore them. FIXME. */
- }
-
- /* Any remaining arguments are indices of parameters that are really
- reference type. */
- if (count > 0)
- {
- void *dhandle;
- debug_type *arg_slots;
-
- dhandle = info->dhandle;
- arg_slots = info->types.types[info->blockstack.bsp[-1].fnindx].arg_slots;
- while (count-- > 0)
- {
- bfd_vma indx;
- debug_type target;
-
- if (! ieee_require_asn (info, pp, &indx))
- return FALSE;
- /* The index is 1 based. */
- --indx;
- if (arg_slots == NULL
- || arg_slots[indx] == DEBUG_TYPE_NULL
- || (debug_get_type_kind (dhandle, arg_slots[indx])
- != DEBUG_KIND_POINTER))
- {
- ieee_error (info, start, _("reference parameter is not a pointer"));
- return FALSE;
- }
-
- target = debug_get_target_type (dhandle, arg_slots[indx]);
- arg_slots[indx] = debug_make_reference_type (dhandle, target);
- if (arg_slots[indx] == DEBUG_TYPE_NULL)
- return FALSE;
- }
- }
-
- return TRUE;
-}
-
-/* Read a C++ reference definition. */
-
-static bfd_boolean
-ieee_read_reference (struct ieee_info *info, const bfd_byte **pp)
-{
- const bfd_byte *start;
- bfd_vma flags;
- const char *cxx_class, *name;
- unsigned long classlen, namlen;
- debug_type *pslot;
- debug_type target;
-
- start = *pp;
-
- if (! ieee_require_asn (info, pp, &flags))
- return FALSE;
-
- /* Giving the class name before the member name is in an addendum to
- the spec. */
- if (flags == 3)
- {
- if (! ieee_require_atn65 (info, pp, &cxx_class, &classlen))
- return FALSE;
- }
-
- if (! ieee_require_atn65 (info, pp, &name, &namlen))
- return FALSE;
-
- pslot = NULL;
- if (flags != 3)
- {
- int pass;
-
- /* We search from the last variable indices to the first in
- hopes of finding local variables correctly. We search the
- local variables on the first pass, and the global variables
- on the second. FIXME: This probably won't work in all cases.
- On the other hand, I don't know what will. */
- for (pass = 0; pass < 2; pass++)
- {
- struct ieee_vars *vars;
- int i;
- struct ieee_var *pv = NULL;
-
- if (pass == 0)
- vars = &info->vars;
- else
- {
- vars = info->global_vars;
- if (vars == NULL)
- break;
- }
-
- for (i = (int) vars->alloc - 1; i >= 0; i--)
- {
- bfd_boolean found;
-
- pv = vars->vars + i;
-
- if (pv->pslot == NULL
- || pv->namlen != namlen
- || strncmp (pv->name, name, namlen) != 0)
- continue;
-
- found = FALSE;
- switch (flags)
- {
- default:
- ieee_error (info, start,
- _("unrecognized C++ reference type"));
- return FALSE;
-
- case 0:
- /* Global variable or function. */
- if (pv->kind == IEEE_GLOBAL
- || pv->kind == IEEE_EXTERNAL
- || pv->kind == IEEE_FUNCTION)
- found = TRUE;
- break;
-
- case 1:
- /* Global static variable or function. */
- if (pv->kind == IEEE_STATIC
- || pv->kind == IEEE_FUNCTION)
- found = TRUE;
- break;
-
- case 2:
- /* Local variable. */
- if (pv->kind == IEEE_LOCAL)
- found = TRUE;
- break;
- }
-
- if (found)
- break;
- }
-
- if (i >= 0)
- {
- pslot = pv->pslot;
- break;
- }
- }
- }
- else
- {
- struct ieee_tag *it;
-
- for (it = info->tags; it != NULL; it = it->next)
- {
- if (it->name[0] == cxx_class[0]
- && strncmp (it->name, cxx_class, classlen) == 0
- && strlen (it->name) == classlen)
- {
- if (it->fslots != NULL)
- {
- const debug_field *pf;
- unsigned int findx;
-
- pf = debug_get_fields (info->dhandle, it->type);
- if (pf == NULL)
- {
- ieee_error (info, start,
- "C++ reference in class with no fields");
- return FALSE;
- }
-
- for (findx = 0; *pf != DEBUG_FIELD_NULL; pf++, findx++)
- {
- const char *fname;
-
- fname = debug_get_field_name (info->dhandle, *pf);
- if (fname == NULL)
- return FALSE;
- if (strncmp (fname, name, namlen) == 0
- && strlen (fname) == namlen)
- {
- pslot = it->fslots + findx;
- break;
- }
- }
- }
-
- break;
- }
- }
- }
-
- if (pslot == NULL)
- {
- ieee_error (info, start, _("C++ reference not found"));
- return FALSE;
- }
-
- /* We allocated the type of the object as an indirect type pointing
- to *pslot, which we can now update to be a reference type. */
- if (debug_get_type_kind (info->dhandle, *pslot) != DEBUG_KIND_POINTER)
- {
- ieee_error (info, start, _("C++ reference is not pointer"));
- return FALSE;
- }
-
- target = debug_get_target_type (info->dhandle, *pslot);
- *pslot = debug_make_reference_type (info->dhandle, target);
- if (*pslot == DEBUG_TYPE_NULL)
- return FALSE;
-
- return TRUE;
-}
-
-/* Require an ASN record. */
-
-static bfd_boolean
-ieee_require_asn (struct ieee_info *info, const bfd_byte **pp, bfd_vma *pv)
-{
- const bfd_byte *start;
- ieee_record_enum_type c;
- bfd_vma varindx;
-
- start = *pp;
-
- c = (ieee_record_enum_type) **pp;
- if (c != ieee_e2_first_byte_enum)
- {
- ieee_error (info, start, _("missing required ASN"));
- return FALSE;
- }
- ++*pp;
-
- c = (ieee_record_enum_type) (((unsigned int) c << 8) | **pp);
- if (c != ieee_asn_record_enum)
- {
- ieee_error (info, start, _("missing required ASN"));
- return FALSE;
- }
- ++*pp;
-
- /* Just ignore the variable index. */
- if (! ieee_read_number (info, pp, &varindx))
- return FALSE;
-
- return ieee_read_expression (info, pp, pv);
-}
-
-/* Require an ATN65 record. */
-
-static bfd_boolean
-ieee_require_atn65 (struct ieee_info *info, const bfd_byte **pp,
- const char **pname, unsigned long *pnamlen)
-{
- const bfd_byte *start;
- ieee_record_enum_type c;
- bfd_vma name_indx, type_indx, atn_code;
-
- start = *pp;
-
- c = (ieee_record_enum_type) **pp;
- if (c != ieee_at_record_enum)
- {
- ieee_error (info, start, _("missing required ATN65"));
- return FALSE;
- }
- ++*pp;
-
- c = (ieee_record_enum_type) (((unsigned int) c << 8) | **pp);
- if (c != ieee_atn_record_enum)
- {
- ieee_error (info, start, _("missing required ATN65"));
- return FALSE;
- }
- ++*pp;
-
- if (! ieee_read_number (info, pp, &name_indx)
- || ! ieee_read_number (info, pp, &type_indx)
- || ! ieee_read_number (info, pp, &atn_code))
- return FALSE;
-
- /* Just ignore name_indx. */
-
- if (type_indx != 0 || atn_code != 65)
- {
- ieee_error (info, start, _("bad ATN65 record"));
- return FALSE;
- }
-
- return ieee_read_id (info, pp, pname, pnamlen);
-}
-\f
-/* Convert a register number in IEEE debugging information into a
- generic register number. */
-
-static int
-ieee_regno_to_genreg (bfd *abfd, int r)
-{
- switch (bfd_get_arch (abfd))
- {
- case bfd_arch_m68k:
- /* For some reasons stabs adds 2 to the floating point register
- numbers. */
- if (r >= 16)
- r += 2;
- break;
-
- default:
- break;
- }
-
- return r;
-}
-
-/* Convert a generic register number to an IEEE specific one. */
-
-static int
-ieee_genreg_to_regno (bfd *abfd, int r)
-{
- switch (bfd_get_arch (abfd))
- {
- case bfd_arch_m68k:
- /* For some reason stabs add 2 to the floating point register
- numbers. */
- if (r >= 18)
- r -= 2;
- break;
-
- default:
- break;
- }
-
- return r;
-}
-\f
-/* These routines build IEEE debugging information out of the generic
- debugging information. */
-
-/* We build the IEEE debugging information byte by byte. Rather than
- waste time copying data around, we use a linked list of buffers to
- hold the data. */
-
-#define IEEE_BUFSIZE (490)
-
-struct ieee_buf
-{
- /* Next buffer. */
- struct ieee_buf *next;
- /* Number of data bytes in this buffer. */
- unsigned int c;
- /* Bytes. */
- bfd_byte buf[IEEE_BUFSIZE];
-};
-
-/* A list of buffers. */
-
-struct ieee_buflist
-{
- /* Head of list. */
- struct ieee_buf *head;
- /* Tail--last buffer on list. */
- struct ieee_buf *tail;
-};
-
-/* In order to generate the BB11 blocks required by the HP emulator,
- we keep track of ranges of addresses which correspond to a given
- compilation unit. */
-
-struct ieee_range
-{
- /* Next range. */
- struct ieee_range *next;
- /* Low address. */
- bfd_vma low;
- /* High address. */
- bfd_vma high;
-};
-
-/* This structure holds information for a class on the type stack. */
-
-struct ieee_type_class
-{
- /* The name index in the debugging information. */
- unsigned int indx;
- /* The pmisc records for the class. */
- struct ieee_buflist pmiscbuf;
- /* The number of pmisc records. */
- unsigned int pmisccount;
- /* The name of the class holding the virtual table, if not this
- class. */
- const char *vclass;
- /* Whether this class holds its own virtual table. */
- bfd_boolean ownvptr;
- /* The largest virtual table offset seen so far. */
- bfd_vma voffset;
- /* The current method. */
- const char *method;
- /* Additional pmisc records used to record fields of reference type. */
- struct ieee_buflist refs;
-};
-
-/* This is how we store types for the writing routines. Most types
- are simply represented by a type index. */
-
-struct ieee_write_type
-{
- /* Type index. */
- unsigned int indx;
- /* The size of the type, if known. */
- unsigned int size;
- /* The name of the type, if any. */
- const char *name;
- /* If this is a function or method type, we build the type here, and
- only add it to the output buffers if we need it. */
- struct ieee_buflist fndef;
- /* If this is a struct, this is where the struct definition is
- built. */
- struct ieee_buflist strdef;
- /* If this is a class, this is where the class information is built. */
- struct ieee_type_class *classdef;
- /* Whether the type is unsigned. */
- unsigned int unsignedp : 1;
- /* Whether this is a reference type. */
- unsigned int referencep : 1;
- /* Whether this is in the local type block. */
- unsigned int localp : 1;
- /* Whether this is a duplicate struct definition which we are
- ignoring. */
- unsigned int ignorep : 1;
-};
-
-/* This is the type stack used by the debug writing routines. FIXME:
- We could generate more efficient output if we remembered when we
- have output a particular type before. */
-
-struct ieee_type_stack
-{
- /* Next entry on stack. */
- struct ieee_type_stack *next;
- /* Type information. */
- struct ieee_write_type type;
-};
-
-/* This is a list of associations between a name and some types.
- These are used for typedefs and tags. */
-
-struct ieee_name_type
-{
- /* Next type for this name. */
- struct ieee_name_type *next;
- /* ID number. For a typedef, this is the index of the type to which
- this name is typedefed. */
- unsigned int id;
- /* Type. */
- struct ieee_write_type type;
- /* If this is a tag which has not yet been defined, this is the
- kind. If the tag has been defined, this is DEBUG_KIND_ILLEGAL. */
- enum debug_type_kind kind;
-};
-
-/* We use a hash table to associate names and types. */
-
-struct ieee_name_type_hash_table
-{
- struct bfd_hash_table root;
-};
-
-struct ieee_name_type_hash_entry
-{
- struct bfd_hash_entry root;
- /* Information for this name. */
- struct ieee_name_type *types;
-};
-
-/* This is a list of enums. */
-
-struct ieee_defined_enum
-{
- /* Next enum. */
- struct ieee_defined_enum *next;
- /* Type index. */
- unsigned int indx;
- /* Whether this enum has been defined. */
- bfd_boolean defined;
- /* Tag. */
- const char *tag;
- /* Names. */
- const char **names;
- /* Values. */
- bfd_signed_vma *vals;
-};
-
-/* We keep a list of modified versions of types, so that we don't
- output them more than once. */
-
-struct ieee_modified_type
-{
- /* Pointer to this type. */
- unsigned int pointer;
- /* Function with unknown arguments returning this type. */
- unsigned int function;
- /* Const version of this type. */
- unsigned int const_qualified;
- /* Volatile version of this type. */
- unsigned int volatile_qualified;
- /* List of arrays of this type of various bounds. */
- struct ieee_modified_array_type *arrays;
-};
-
-/* A list of arrays bounds. */
-
-struct ieee_modified_array_type
-{
- /* Next array bounds. */
- struct ieee_modified_array_type *next;
- /* Type index with these bounds. */
- unsigned int indx;
- /* Low bound. */
- bfd_signed_vma low;
- /* High bound. */
- bfd_signed_vma high;
-};
-
-/* This is a list of pending function parameter information. We don't
- output them until we see the first block. */
-
-struct ieee_pending_parm
-{
- /* Next pending parameter. */
- struct ieee_pending_parm *next;
- /* Name. */
- const char *name;
- /* Type index. */
- unsigned int type;
- /* Whether the type is a reference. */
- bfd_boolean referencep;
- /* Kind. */
- enum debug_parm_kind kind;
- /* Value. */
- bfd_vma val;
-};
-
-/* This is the handle passed down by debug_write. */
-
-struct ieee_handle
-{
- /* BFD we are writing to. */
- bfd *abfd;
- /* Whether we got an error in a subroutine called via traverse or
- map_over_sections. */
- bfd_boolean error;
- /* Current data buffer list. */
- struct ieee_buflist *current;
- /* Current data buffer. */
- struct ieee_buf *curbuf;
- /* Filename of current compilation unit. */
- const char *filename;
- /* Module name of current compilation unit. */
- const char *modname;
- /* List of buffer for global types. */
- struct ieee_buflist global_types;
- /* List of finished data buffers. */
- struct ieee_buflist data;
- /* List of buffers for typedefs in the current compilation unit. */
- struct ieee_buflist types;
- /* List of buffers for variables and functions in the current
- compilation unit. */
- struct ieee_buflist vars;
- /* List of buffers for C++ class definitions in the current
- compilation unit. */
- struct ieee_buflist cxx;
- /* List of buffers for line numbers in the current compilation unit. */
- struct ieee_buflist linenos;
- /* Ranges for the current compilation unit. */
- struct ieee_range *ranges;
- /* Ranges for all debugging information. */
- struct ieee_range *global_ranges;
- /* Nested pending ranges. */
- struct ieee_range *pending_ranges;
- /* Type stack. */
- struct ieee_type_stack *type_stack;
- /* Next unallocated type index. */
- unsigned int type_indx;
- /* Next unallocated name index. */
- unsigned int name_indx;
- /* Typedefs. */
- struct ieee_name_type_hash_table typedefs;
- /* Tags. */
- struct ieee_name_type_hash_table tags;
- /* Enums. */
- struct ieee_defined_enum *enums;
- /* Modified versions of types. */
- struct ieee_modified_type *modified;
- /* Number of entries allocated in modified. */
- unsigned int modified_alloc;
- /* 4 byte complex type. */
- unsigned int complex_float_index;
- /* 8 byte complex type. */
- unsigned int complex_double_index;
- /* The depth of block nesting. This is 0 outside a function, and 1
- just after start_function is called. */
- unsigned int block_depth;
- /* The name of the current function. */
- const char *fnname;
- /* List of buffers for the type of the function we are currently
- writing out. */
- struct ieee_buflist fntype;
- /* List of buffers for the parameters of the function we are
- currently writing out. */
- struct ieee_buflist fnargs;
- /* Number of arguments written to fnargs. */
- unsigned int fnargcount;
- /* Pending function parameters. */
- struct ieee_pending_parm *pending_parms;
- /* Current line number filename. */
- const char *lineno_filename;
- /* Line number name index. */
- unsigned int lineno_name_indx;
- /* Filename of pending line number. */
- const char *pending_lineno_filename;
- /* Pending line number. */
- unsigned long pending_lineno;
- /* Address of pending line number. */
- bfd_vma pending_lineno_addr;
- /* Highest address seen at end of procedure. */
- bfd_vma highaddr;
-};
-
-static bfd_boolean ieee_init_buffer
- (struct ieee_handle *, struct ieee_buflist *);
-static bfd_boolean ieee_change_buffer
- (struct ieee_handle *, struct ieee_buflist *);
-static bfd_boolean ieee_append_buffer
- (struct ieee_handle *, struct ieee_buflist *, struct ieee_buflist *);
-static bfd_boolean ieee_real_write_byte (struct ieee_handle *, int);
-static bfd_boolean ieee_write_2bytes (struct ieee_handle *, int);
-static bfd_boolean ieee_write_number (struct ieee_handle *, bfd_vma);
-static bfd_boolean ieee_write_id (struct ieee_handle *, const char *);
-static bfd_boolean ieee_write_asn
- (struct ieee_handle *, unsigned int, bfd_vma);
-static bfd_boolean ieee_write_atn65
- (struct ieee_handle *, unsigned int, const char *);
-static bfd_boolean ieee_push_type
- (struct ieee_handle *, unsigned int, unsigned int, bfd_boolean,
- bfd_boolean);
-static unsigned int ieee_pop_type (struct ieee_handle *);
-static void ieee_pop_unused_type (struct ieee_handle *);
-static unsigned int ieee_pop_type_used (struct ieee_handle *, bfd_boolean);
-static bfd_boolean ieee_add_range
- (struct ieee_handle *, bfd_boolean, bfd_vma, bfd_vma);
-static bfd_boolean ieee_start_range (struct ieee_handle *, bfd_vma);
-static bfd_boolean ieee_end_range (struct ieee_handle *, bfd_vma);
-static bfd_boolean ieee_define_type
- (struct ieee_handle *, unsigned int, bfd_boolean, bfd_boolean);
-static bfd_boolean ieee_define_named_type
- (struct ieee_handle *, const char *, unsigned int, unsigned int,
- bfd_boolean, bfd_boolean, struct ieee_buflist *);
-static struct ieee_modified_type *ieee_get_modified_info
- (struct ieee_handle *, unsigned int);
-static struct bfd_hash_entry *ieee_name_type_newfunc
- (struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
-static bfd_boolean ieee_write_undefined_tag
- (struct ieee_name_type_hash_entry *, void *);
-static bfd_boolean ieee_finish_compilation_unit (struct ieee_handle *);
-static void ieee_add_bb11_blocks (bfd *, asection *, void *);
-static bfd_boolean ieee_add_bb11
- (struct ieee_handle *, asection *, bfd_vma, bfd_vma);
-static bfd_boolean ieee_output_pending_parms (struct ieee_handle *);
-static unsigned int ieee_vis_to_flags (enum debug_visibility);
-static bfd_boolean ieee_class_method_var
- (struct ieee_handle *, const char *, enum debug_visibility, bfd_boolean,
- bfd_boolean, bfd_boolean, bfd_vma, bfd_boolean);
-
-static bfd_boolean ieee_start_compilation_unit (void *, const char *);
-static bfd_boolean ieee_start_source (void *, const char *);
-static bfd_boolean ieee_empty_type (void *);
-static bfd_boolean ieee_void_type (void *);
-static bfd_boolean ieee_int_type (void *, unsigned int, bfd_boolean);
-static bfd_boolean ieee_float_type (void *, unsigned int);
-static bfd_boolean ieee_complex_type (void *, unsigned int);
-static bfd_boolean ieee_bool_type (void *, unsigned int);
-static bfd_boolean ieee_enum_type
- (void *, const char *, const char **, bfd_signed_vma *);
-static bfd_boolean ieee_pointer_type (void *);
-static bfd_boolean ieee_function_type (void *, int, bfd_boolean);
-static bfd_boolean ieee_reference_type (void *);
-static bfd_boolean ieee_range_type (void *, bfd_signed_vma, bfd_signed_vma);
-static bfd_boolean ieee_array_type
- (void *, bfd_signed_vma, bfd_signed_vma, bfd_boolean);
-static bfd_boolean ieee_set_type (void *, bfd_boolean);
-static bfd_boolean ieee_offset_type (void *);
-static bfd_boolean ieee_method_type (void *, bfd_boolean, int, bfd_boolean);
-static bfd_boolean ieee_const_type (void *);
-static bfd_boolean ieee_volatile_type (void *);
-static bfd_boolean ieee_start_struct_type
- (void *, const char *, unsigned int, bfd_boolean, unsigned int);
-static bfd_boolean ieee_struct_field
- (void *, const char *, bfd_vma, bfd_vma, enum debug_visibility);
-static bfd_boolean ieee_end_struct_type (void *);
-static bfd_boolean ieee_start_class_type
- (void *, const char *, unsigned int, bfd_boolean, unsigned int, bfd_boolean,
- bfd_boolean);
-static bfd_boolean ieee_class_static_member
- (void *, const char *, const char *, enum debug_visibility);
-static bfd_boolean ieee_class_baseclass
- (void *, bfd_vma, bfd_boolean, enum debug_visibility);
-static bfd_boolean ieee_class_start_method (void *, const char *);
-static bfd_boolean ieee_class_method_variant
- (void *, const char *, enum debug_visibility, bfd_boolean, bfd_boolean,
- bfd_vma, bfd_boolean);
-static bfd_boolean ieee_class_static_method_variant
- (void *, const char *, enum debug_visibility, bfd_boolean, bfd_boolean);
-static bfd_boolean ieee_class_end_method (void *);
-static bfd_boolean ieee_end_class_type (void *);
-static bfd_boolean ieee_typedef_type (void *, const char *);
-static bfd_boolean ieee_tag_type
- (void *, const char *, unsigned int, enum debug_type_kind);
-static bfd_boolean ieee_typdef (void *, const char *);
-static bfd_boolean ieee_tag (void *, const char *);
-static bfd_boolean ieee_int_constant (void *, const char *, bfd_vma);
-static bfd_boolean ieee_float_constant (void *, const char *, double);
-static bfd_boolean ieee_typed_constant (void *, const char *, bfd_vma);
-static bfd_boolean ieee_variable
- (void *, const char *, enum debug_var_kind, bfd_vma);
-static bfd_boolean ieee_start_function (void *, const char *, bfd_boolean);
-static bfd_boolean ieee_function_parameter
- (void *, const char *, enum debug_parm_kind, bfd_vma);
-static bfd_boolean ieee_start_block (void *, bfd_vma);
-static bfd_boolean ieee_end_block (void *, bfd_vma);
-static bfd_boolean ieee_end_function (void *);
-static bfd_boolean ieee_lineno (void *, const char *, unsigned long, bfd_vma);
-
-static const struct debug_write_fns ieee_fns =
-{
- ieee_start_compilation_unit,
- ieee_start_source,
- ieee_empty_type,
- ieee_void_type,
- ieee_int_type,
- ieee_float_type,
- ieee_complex_type,
- ieee_bool_type,
- ieee_enum_type,
- ieee_pointer_type,
- ieee_function_type,
- ieee_reference_type,
- ieee_range_type,
- ieee_array_type,
- ieee_set_type,
- ieee_offset_type,
- ieee_method_type,
- ieee_const_type,
- ieee_volatile_type,
- ieee_start_struct_type,
- ieee_struct_field,
- ieee_end_struct_type,
- ieee_start_class_type,
- ieee_class_static_member,
- ieee_class_baseclass,
- ieee_class_start_method,
- ieee_class_method_variant,
- ieee_class_static_method_variant,
- ieee_class_end_method,
- ieee_end_class_type,
- ieee_typedef_type,
- ieee_tag_type,
- ieee_typdef,
- ieee_tag,
- ieee_int_constant,
- ieee_float_constant,
- ieee_typed_constant,
- ieee_variable,
- ieee_start_function,
- ieee_function_parameter,
- ieee_start_block,
- ieee_end_block,
- ieee_end_function,
- ieee_lineno
-};
-
-/* Initialize a buffer to be empty. */
-
-static bfd_boolean
-ieee_init_buffer (struct ieee_handle *info ATTRIBUTE_UNUSED,
- struct ieee_buflist *buflist)
-{
- buflist->head = NULL;
- buflist->tail = NULL;
- return TRUE;
-}
-
-/* See whether a buffer list has any data. */
-
-#define ieee_buffer_emptyp(buflist) ((buflist)->head == NULL)
-
-/* Change the current buffer to a specified buffer chain. */
-
-static bfd_boolean
-ieee_change_buffer (struct ieee_handle *info, struct ieee_buflist *buflist)
-{
- if (buflist->head == NULL)
- {
- struct ieee_buf *buf;
-
- buf = (struct ieee_buf *) xmalloc (sizeof *buf);
- buf->next = NULL;
- buf->c = 0;
- buflist->head = buf;
- buflist->tail = buf;
- }
-
- info->current = buflist;
- info->curbuf = buflist->tail;
-
- return TRUE;
-}
-
-/* Append a buffer chain. */
-
-static bfd_boolean
-ieee_append_buffer (struct ieee_handle *info ATTRIBUTE_UNUSED,
- struct ieee_buflist *mainbuf,
- struct ieee_buflist *newbuf)
-{
- if (newbuf->head != NULL)
- {
- if (mainbuf->head == NULL)
- mainbuf->head = newbuf->head;
- else
- mainbuf->tail->next = newbuf->head;
- mainbuf->tail = newbuf->tail;
- }
- return TRUE;
-}
-
-/* Write a byte into the buffer. We use a macro for speed and a
- function for the complex cases. */
-
-#define ieee_write_byte(info, b) \
- ((info)->curbuf->c < IEEE_BUFSIZE \
- ? ((info)->curbuf->buf[(info)->curbuf->c++] = (b), TRUE) \
- : ieee_real_write_byte ((info), (b)))
-
-static bfd_boolean
-ieee_real_write_byte (struct ieee_handle *info, int b)
-{
- if (info->curbuf->c >= IEEE_BUFSIZE)
- {
- struct ieee_buf *n;
-
- n = (struct ieee_buf *) xmalloc (sizeof *n);
- n->next = NULL;
- n->c = 0;
- if (info->current->head == NULL)
- info->current->head = n;
- else
- info->current->tail->next = n;
- info->current->tail = n;
- info->curbuf = n;
- }
-
- info->curbuf->buf[info->curbuf->c] = b;
- ++info->curbuf->c;
-
- return TRUE;
-}
-
-/* Write out two bytes. */
-
-static bfd_boolean
-ieee_write_2bytes (struct ieee_handle *info, int i)
-{
- return (ieee_write_byte (info, i >> 8)
- && ieee_write_byte (info, i & 0xff));
-}
-
-/* Write out an integer. */
-
-static bfd_boolean
-ieee_write_number (struct ieee_handle *info, bfd_vma v)
-{
- bfd_vma t;
- bfd_byte ab[20];
- bfd_byte *p;
- unsigned int c;
-
- if (v <= (bfd_vma) ieee_number_end_enum)
- return ieee_write_byte (info, (int) v);
-
- t = v;
- p = ab + sizeof ab;
- while (t != 0)
- {
- *--p = t & 0xff;
- t >>= 8;
- }
- c = (ab + 20) - p;
-
- if (c > (unsigned int) (ieee_number_repeat_end_enum
- - ieee_number_repeat_start_enum))
- {
- fprintf (stderr, _("IEEE numeric overflow: 0x"));
- fprintf_vma (stderr, v);
- fprintf (stderr, "\n");
- return FALSE;
- }
-
- if (! ieee_write_byte (info, (int) ieee_number_repeat_start_enum + c))
- return FALSE;
- for (; c > 0; --c, ++p)
- {
- if (! ieee_write_byte (info, *p))
- return FALSE;
- }
-
- return TRUE;
-}
-
-/* Write out a string. */
-
-static bfd_boolean
-ieee_write_id (struct ieee_handle *info, const char *s)
-{
- unsigned int len;
-
- len = strlen (s);
- if (len <= 0x7f)
- {
- if (! ieee_write_byte (info, len))
- return FALSE;
- }
- else if (len <= 0xff)
- {
- if (! ieee_write_byte (info, (int) ieee_extension_length_1_enum)
- || ! ieee_write_byte (info, len))
- return FALSE;
- }
- else if (len <= 0xffff)
- {
- if (! ieee_write_byte (info, (int) ieee_extension_length_2_enum)
- || ! ieee_write_2bytes (info, len))
- return FALSE;
- }
- else
- {
- fprintf (stderr, _("IEEE string length overflow: %u\n"), len);
- return FALSE;
- }
-
- for (; *s != '\0'; s++)
- if (! ieee_write_byte (info, *s))
- return FALSE;
-
- return TRUE;
-}
-
-/* Write out an ASN record. */
-
-static bfd_boolean
-ieee_write_asn (struct ieee_handle *info, unsigned int indx, bfd_vma val)
-{
- return (ieee_write_2bytes (info, (int) ieee_asn_record_enum)
- && ieee_write_number (info, indx)
- && ieee_write_number (info, val));
-}
-
-/* Write out an ATN65 record. */
-
-static bfd_boolean
-ieee_write_atn65 (struct ieee_handle *info, unsigned int indx, const char *s)
-{
- return (ieee_write_2bytes (info, (int) ieee_atn_record_enum)
- && ieee_write_number (info, indx)
- && ieee_write_number (info, 0)
- && ieee_write_number (info, 65)
- && ieee_write_id (info, s));
-}
-
-/* Push a type index onto the type stack. */
-
-static bfd_boolean
-ieee_push_type (struct ieee_handle *info, unsigned int indx,
- unsigned int size, bfd_boolean unsignedp, bfd_boolean localp)
-{
- struct ieee_type_stack *ts;
-
- ts = (struct ieee_type_stack *) xmalloc (sizeof *ts);
- memset (ts, 0, sizeof *ts);
-
- ts->type.indx = indx;
- ts->type.size = size;
- ts->type.unsignedp = unsignedp;
- ts->type.localp = localp;
-
- ts->next = info->type_stack;
- info->type_stack = ts;
-
- return TRUE;
-}
-
-/* Pop a type index off the type stack. */
-
-static unsigned int
-ieee_pop_type (struct ieee_handle *info)
-{
- return ieee_pop_type_used (info, TRUE);
-}
-
-/* Pop an unused type index off the type stack. */
-
-static void
-ieee_pop_unused_type (struct ieee_handle *info)
-{
- (void) ieee_pop_type_used (info, FALSE);
-}
-
-/* Pop a used or unused type index off the type stack. */
-
-static unsigned int
-ieee_pop_type_used (struct ieee_handle *info, bfd_boolean used)
-{
- struct ieee_type_stack *ts;
- unsigned int ret;
-
- ts = info->type_stack;
- assert (ts != NULL);
-
- /* If this is a function type, and we need it, we need to append the
- actual definition to the typedef block now. */
- if (used && ! ieee_buffer_emptyp (&ts->type.fndef))
- {
- struct ieee_buflist *buflist;
-
- if (ts->type.localp)
- {
- /* Make sure we have started the types block. */
- if (ieee_buffer_emptyp (&info->types))
- {
- if (! ieee_change_buffer (info, &info->types)
- || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
- || ! ieee_write_byte (info, 1)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_id (info, info->modname))
- return FALSE;
- }
- buflist = &info->types;
- }
- else
- {
- /* Make sure we started the global type block. */
- if (ieee_buffer_emptyp (&info->global_types))
- {
- if (! ieee_change_buffer (info, &info->global_types)
- || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
- || ! ieee_write_byte (info, 2)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_id (info, ""))
- return FALSE;
- }
- buflist = &info->global_types;
- }
-
- if (! ieee_append_buffer (info, buflist, &ts->type.fndef))
- return FALSE;
- }
-
- ret = ts->type.indx;
- info->type_stack = ts->next;
- free (ts);
- return ret;
-}
-
-/* Add a range of bytes included in the current compilation unit. */
-
-static bfd_boolean
-ieee_add_range (struct ieee_handle *info, bfd_boolean global, bfd_vma low,
- bfd_vma high)
-{
- struct ieee_range **plist, *r, **pr;
-
- if (low == (bfd_vma) -1 || high == (bfd_vma) -1 || low == high)
- return TRUE;
-
- if (global)
- plist = &info->global_ranges;
- else
- plist = &info->ranges;
-
- for (r = *plist; r != NULL; r = r->next)
- {
- if (high >= r->low && low <= r->high)
- {
- /* The new range overlaps r. */
- if (low < r->low)
- r->low = low;
- if (high > r->high)
- r->high = high;
- pr = &r->next;
- while (*pr != NULL && (*pr)->low <= r->high)
- {
- struct ieee_range *n;
-
- if ((*pr)->high > r->high)
- r->high = (*pr)->high;
- n = (*pr)->next;
- free (*pr);
- *pr = n;
- }
- return TRUE;
- }
- }
-
- r = (struct ieee_range *) xmalloc (sizeof *r);
- memset (r, 0, sizeof *r);
-
- r->low = low;
- r->high = high;
-
- /* Store the ranges sorted by address. */
- for (pr = plist; *pr != NULL; pr = &(*pr)->next)
- if ((*pr)->low > high)
- break;
- r->next = *pr;
- *pr = r;
-
- return TRUE;
-}
-
-/* Start a new range for which we only have the low address. */
-
-static bfd_boolean
-ieee_start_range (struct ieee_handle *info, bfd_vma low)
-{
- struct ieee_range *r;
-
- r = (struct ieee_range *) xmalloc (sizeof *r);
- memset (r, 0, sizeof *r);
- r->low = low;
- r->next = info->pending_ranges;
- info->pending_ranges = r;
- return TRUE;
-}
-
-/* Finish a range started by ieee_start_range. */
-
-static bfd_boolean
-ieee_end_range (struct ieee_handle *info, bfd_vma high)
-{
- struct ieee_range *r;
- bfd_vma low;
-
- assert (info->pending_ranges != NULL);
- r = info->pending_ranges;
- low = r->low;
- info->pending_ranges = r->next;
- free (r);
- return ieee_add_range (info, FALSE, low, high);
-}
-
-/* Start defining a type. */
-
-static bfd_boolean
-ieee_define_type (struct ieee_handle *info, unsigned int size,
- bfd_boolean unsignedp, bfd_boolean localp)
-{
- return ieee_define_named_type (info, (const char *) NULL,
- (unsigned int) -1, size, unsignedp,
- localp, (struct ieee_buflist *) NULL);
-}
-
-/* Start defining a named type. */
-
-static bfd_boolean
-ieee_define_named_type (struct ieee_handle *info, const char *name,
- unsigned int indx, unsigned int size,
- bfd_boolean unsignedp, bfd_boolean localp,
- struct ieee_buflist *buflist)
-{
- unsigned int type_indx;
- unsigned int name_indx;
-
- if (indx != (unsigned int) -1)
- type_indx = indx;
- else
- {
- type_indx = info->type_indx;
- ++info->type_indx;
- }
-
- name_indx = info->name_indx;
- ++info->name_indx;
-
- if (name == NULL)
- name = "";
-
- /* If we were given a buffer, use it; otherwise, use either the
- local or the global type information, and make sure that the type
- block is started. */
- if (buflist != NULL)
- {
- if (! ieee_change_buffer (info, buflist))
- return FALSE;
- }
- else if (localp)
- {
- if (! ieee_buffer_emptyp (&info->types))
- {
- if (! ieee_change_buffer (info, &info->types))
- return FALSE;
- }
- else
- {
- if (! ieee_change_buffer (info, &info->types)
- || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
- || ! ieee_write_byte (info, 1)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_id (info, info->modname))
- return FALSE;
- }
- }
- else
- {
- if (! ieee_buffer_emptyp (&info->global_types))
- {
- if (! ieee_change_buffer (info, &info->global_types))
- return FALSE;
- }
- else
- {
- if (! ieee_change_buffer (info, &info->global_types)
- || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
- || ! ieee_write_byte (info, 2)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_id (info, ""))
- return FALSE;
- }
- }
-
- /* Push the new type on the type stack, write out an NN record, and
- write out the start of a TY record. The caller will then finish
- the TY record. */
- if (! ieee_push_type (info, type_indx, size, unsignedp, localp))
- return FALSE;
-
- return (ieee_write_byte (info, (int) ieee_nn_record)
- && ieee_write_number (info, name_indx)
- && ieee_write_id (info, name)
- && ieee_write_byte (info, (int) ieee_ty_record_enum)
- && ieee_write_number (info, type_indx)
- && ieee_write_byte (info, 0xce)
- && ieee_write_number (info, name_indx));
-}
-
-/* Get an entry to the list of modified versions of a type. */
-
-static struct ieee_modified_type *
-ieee_get_modified_info (struct ieee_handle *info, unsigned int indx)
-{
- if (indx >= info->modified_alloc)
- {
- unsigned int nalloc;
-
- nalloc = info->modified_alloc;
- if (nalloc == 0)
- nalloc = 16;
- while (indx >= nalloc)
- nalloc *= 2;
- info->modified = ((struct ieee_modified_type *)
- xrealloc (info->modified,
- nalloc * sizeof *info->modified));
- memset (info->modified + info->modified_alloc, 0,
- (nalloc - info->modified_alloc) * sizeof *info->modified);
- info->modified_alloc = nalloc;
- }
-
- return info->modified + indx;
-}
-\f
-/* Routines for the hash table mapping names to types. */
-
-/* Initialize an entry in the hash table. */
-
-static struct bfd_hash_entry *
-ieee_name_type_newfunc (struct bfd_hash_entry *entry,
- struct bfd_hash_table *table, const char *string)
-{
- struct ieee_name_type_hash_entry *ret =
- (struct ieee_name_type_hash_entry *) entry;
-
- /* Allocate the structure if it has not already been allocated by a
- subclass. */
- if (ret == NULL)
- ret = ((struct ieee_name_type_hash_entry *)
- bfd_hash_allocate (table, sizeof *ret));
- if (ret == NULL)
- return NULL;
-
- /* Call the allocation method of the superclass. */
- ret = ((struct ieee_name_type_hash_entry *)
- bfd_hash_newfunc ((struct bfd_hash_entry *) ret, table, string));
- if (ret)
- {
- /* Set local fields. */
- ret->types = NULL;
- }
-
- return (struct bfd_hash_entry *) ret;
-}
-
-/* Look up an entry in the hash table. */
-
-#define ieee_name_type_hash_lookup(table, string, create, copy) \
- ((struct ieee_name_type_hash_entry *) \
- bfd_hash_lookup (&(table)->root, (string), (create), (copy)))
-
-/* Traverse the hash table. */
-
-#define ieee_name_type_hash_traverse(table, func, info) \
- (bfd_hash_traverse \
- (&(table)->root, \
- (bfd_boolean (*) (struct bfd_hash_entry *, void *)) (func), \
- (info)))
-\f
-/* The general routine to write out IEEE debugging information. */
-
-bfd_boolean
-write_ieee_debugging_info (bfd *abfd, void *dhandle)
-{
- struct ieee_handle info;
- asection *s;
- const char *err;
- struct ieee_buf *b;
-
- memset (&info, 0, sizeof info);
- info.abfd = abfd;
- info.type_indx = 256;
- info.name_indx = 32;
-
- if (!bfd_hash_table_init (&info.typedefs.root, ieee_name_type_newfunc,
- sizeof (struct ieee_name_type_hash_entry))
- || !bfd_hash_table_init (&info.tags.root, ieee_name_type_newfunc,
- sizeof (struct ieee_name_type_hash_entry)))
- return FALSE;
-
- if (! ieee_init_buffer (&info, &info.global_types)
- || ! ieee_init_buffer (&info, &info.data)
- || ! ieee_init_buffer (&info, &info.types)
- || ! ieee_init_buffer (&info, &info.vars)
- || ! ieee_init_buffer (&info, &info.cxx)
- || ! ieee_init_buffer (&info, &info.linenos)
- || ! ieee_init_buffer (&info, &info.fntype)
- || ! ieee_init_buffer (&info, &info.fnargs))
- return FALSE;
-
- if (! debug_write (dhandle, &ieee_fns, (void *) &info))
- return FALSE;
-
- if (info.filename != NULL)
- {
- if (! ieee_finish_compilation_unit (&info))
- return FALSE;
- }
-
- /* Put any undefined tags in the global typedef information. */
- info.error = FALSE;
- ieee_name_type_hash_traverse (&info.tags,
- ieee_write_undefined_tag,
- (void *) &info);
- if (info.error)
- return FALSE;
-
- /* Prepend the global typedef information to the other data. */
- if (! ieee_buffer_emptyp (&info.global_types))
- {
- /* The HP debugger seems to have a bug in which it ignores the
- last entry in the global types, so we add a dummy entry. */
- if (! ieee_change_buffer (&info, &info.global_types)
- || ! ieee_write_byte (&info, (int) ieee_nn_record)
- || ! ieee_write_number (&info, info.name_indx)
- || ! ieee_write_id (&info, "")
- || ! ieee_write_byte (&info, (int) ieee_ty_record_enum)
- || ! ieee_write_number (&info, info.type_indx)
- || ! ieee_write_byte (&info, 0xce)
- || ! ieee_write_number (&info, info.name_indx)
- || ! ieee_write_number (&info, 'P')
- || ! ieee_write_number (&info, (int) builtin_void + 32)
- || ! ieee_write_byte (&info, (int) ieee_be_record_enum))
- return FALSE;
-
- if (! ieee_append_buffer (&info, &info.global_types, &info.data))
- return FALSE;
- info.data = info.global_types;
- }
-
- /* Make sure that we have declare BB11 blocks for each range in the
- file. They are added to info->vars. */
- info.error = FALSE;
- if (! ieee_init_buffer (&info, &info.vars))
- return FALSE;
- bfd_map_over_sections (abfd, ieee_add_bb11_blocks, (void *) &info);
- if (info.error)
- return FALSE;
- if (! ieee_buffer_emptyp (&info.vars))
- {
- if (! ieee_change_buffer (&info, &info.vars)
- || ! ieee_write_byte (&info, (int) ieee_be_record_enum))
- return FALSE;
-
- if (! ieee_append_buffer (&info, &info.data, &info.vars))
- return FALSE;
- }
-
- /* Now all the data is in info.data. Write it out to the BFD. We
- normally would need to worry about whether all the other sections
- are set up yet, but the IEEE backend will handle this particular
- case correctly regardless. */
- if (ieee_buffer_emptyp (&info.data))
- {
- /* There is no debugging information. */
- return TRUE;
- }
- err = NULL;
- s = bfd_make_section_with_flags (abfd, ".debug",
- SEC_DEBUGGING | SEC_HAS_CONTENTS);
- if (s == NULL)
- err = "bfd_make_section";
- if (err == NULL)
- {
- bfd_size_type size;
-
- size = 0;
- for (b = info.data.head; b != NULL; b = b->next)
- size += b->c;
- if (! bfd_set_section_size (abfd, s, size))
- err = "bfd_set_section_size";
- }
- if (err == NULL)
- {
- file_ptr offset;
-
- offset = 0;
- for (b = info.data.head; b != NULL; b = b->next)
- {
- if (! bfd_set_section_contents (abfd, s, b->buf, offset, b->c))
- {
- err = "bfd_set_section_contents";
- break;
- }
- offset += b->c;
- }
- }
-
- if (err != NULL)
- {
- fprintf (stderr, "%s: %s: %s\n", bfd_get_filename (abfd), err,
- bfd_errmsg (bfd_get_error ()));
- return FALSE;
- }
-
- bfd_hash_table_free (&info.typedefs.root);
- bfd_hash_table_free (&info.tags.root);
-
- return TRUE;
-}
-
-/* Write out information for an undefined tag. This is called via
- ieee_name_type_hash_traverse. */
-
-static bfd_boolean
-ieee_write_undefined_tag (struct ieee_name_type_hash_entry *h, void *p)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- struct ieee_name_type *nt;
-
- for (nt = h->types; nt != NULL; nt = nt->next)
- {
- unsigned int name_indx;
- char code;
-
- if (nt->kind == DEBUG_KIND_ILLEGAL)
- continue;
-
- if (ieee_buffer_emptyp (&info->global_types))
- {
- if (! ieee_change_buffer (info, &info->global_types)
- || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
- || ! ieee_write_byte (info, 2)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_id (info, ""))
- {
- info->error = TRUE;
- return FALSE;
- }
- }
- else
- {
- if (! ieee_change_buffer (info, &info->global_types))
- {
- info->error = TRUE;
- return FALSE;
- }
- }
-
- name_indx = info->name_indx;
- ++info->name_indx;
- if (! ieee_write_byte (info, (int) ieee_nn_record)
- || ! ieee_write_number (info, name_indx)
- || ! ieee_write_id (info, nt->type.name)
- || ! ieee_write_byte (info, (int) ieee_ty_record_enum)
- || ! ieee_write_number (info, nt->type.indx)
- || ! ieee_write_byte (info, 0xce)
- || ! ieee_write_number (info, name_indx))
- {
- info->error = TRUE;
- return FALSE;
- }
-
- switch (nt->kind)
- {
- default:
- abort ();
- info->error = TRUE;
- return FALSE;
- case DEBUG_KIND_STRUCT:
- case DEBUG_KIND_CLASS:
- code = 'S';
- break;
- case DEBUG_KIND_UNION:
- case DEBUG_KIND_UNION_CLASS:
- code = 'U';
- break;
- case DEBUG_KIND_ENUM:
- code = 'E';
- break;
- }
- if (! ieee_write_number (info, code)
- || ! ieee_write_number (info, 0))
- {
- info->error = TRUE;
- return FALSE;
- }
- }
-
- return TRUE;
-}
-
-/* Start writing out information for a compilation unit. */
-
-static bfd_boolean
-ieee_start_compilation_unit (void *p, const char *filename)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- const char *modname;
-#ifdef HAVE_DOS_BASED_FILE_SYSTEM
- const char *backslash;
-#endif
- char *c, *s;
-
- if (info->filename != NULL)
- {
- if (! ieee_finish_compilation_unit (info))
- return FALSE;
- }
-
- info->filename = filename;
- modname = strrchr (filename, '/');
-#ifdef HAVE_DOS_BASED_FILE_SYSTEM
- /* We could have a mixed forward/back slash case. */
- backslash = strrchr (filename, '\\');
- if (modname == NULL || (backslash != NULL && backslash > modname))
- modname = backslash;
-#endif
-
- if (modname != NULL)
- ++modname;
-#ifdef HAVE_DOS_BASED_FILE_SYSTEM
- else if (filename[0] && filename[1] == ':')
- modname = filename + 2;
-#endif
- else
- modname = filename;
-
- c = xstrdup (modname);
- s = strrchr (c, '.');
- if (s != NULL)
- *s = '\0';
- info->modname = c;
-
- if (! ieee_init_buffer (info, &info->types)
- || ! ieee_init_buffer (info, &info->vars)
- || ! ieee_init_buffer (info, &info->cxx)
- || ! ieee_init_buffer (info, &info->linenos))
- return FALSE;
- info->ranges = NULL;
-
- /* Always include a BB1 and a BB3 block. That is what the output of
- the MRI linker seems to look like. */
- if (! ieee_change_buffer (info, &info->types)
- || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
- || ! ieee_write_byte (info, 1)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_id (info, info->modname))
- return FALSE;
-
- ++info->name_indx;
- if (! ieee_change_buffer (info, &info->vars)
- || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
- || ! ieee_write_byte (info, 3)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_id (info, info->modname))
- return FALSE;
-
- return TRUE;
-}
-
-/* Finish up a compilation unit. */
-
-static bfd_boolean
-ieee_finish_compilation_unit (struct ieee_handle *info)
-{
- struct ieee_range *r;
-
- if (! ieee_buffer_emptyp (&info->types))
- {
- if (! ieee_change_buffer (info, &info->types)
- || ! ieee_write_byte (info, (int) ieee_be_record_enum))
- return FALSE;
- }
-
- if (! ieee_buffer_emptyp (&info->cxx))
- {
- /* Append any C++ information to the global function and
- variable information. */
- assert (! ieee_buffer_emptyp (&info->vars));
- if (! ieee_change_buffer (info, &info->vars))
- return FALSE;
-
- /* We put the pmisc records in a dummy procedure, just as the
- MRI compiler does. */
- if (! ieee_write_byte (info, (int) ieee_bb_record_enum)
- || ! ieee_write_byte (info, 6)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_id (info, "__XRYCPP")
- || ! ieee_write_number (info, 0)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_number (info, info->highaddr - 1)
- || ! ieee_append_buffer (info, &info->vars, &info->cxx)
- || ! ieee_change_buffer (info, &info->vars)
- || ! ieee_write_byte (info, (int) ieee_be_record_enum)
- || ! ieee_write_number (info, info->highaddr - 1))
- return FALSE;
- }
-
- if (! ieee_buffer_emptyp (&info->vars))
- {
- if (! ieee_change_buffer (info, &info->vars)
- || ! ieee_write_byte (info, (int) ieee_be_record_enum))
- return FALSE;
- }
-
- if (info->pending_lineno_filename != NULL)
- {
- /* Force out the pending line number. */
- if (! ieee_lineno ((void *) info, (const char *) NULL, 0, (bfd_vma) -1))
- return FALSE;
- }
- if (! ieee_buffer_emptyp (&info->linenos))
- {
- if (! ieee_change_buffer (info, &info->linenos)
- || ! ieee_write_byte (info, (int) ieee_be_record_enum))
- return FALSE;
- if (filename_cmp (info->filename, info->lineno_filename) != 0)
- {
- /* We were not in the main file. We just closed the
- included line number block, and now we must close the
- main line number block. */
- if (! ieee_write_byte (info, (int) ieee_be_record_enum))
- return FALSE;
- }
- }
-
- if (! ieee_append_buffer (info, &info->data, &info->types)
- || ! ieee_append_buffer (info, &info->data, &info->vars)
- || ! ieee_append_buffer (info, &info->data, &info->linenos))
- return FALSE;
-
- /* Build BB10/BB11 blocks based on the ranges we recorded. */
- if (! ieee_change_buffer (info, &info->data))
- return FALSE;
-
- if (! ieee_write_byte (info, (int) ieee_bb_record_enum)
- || ! ieee_write_byte (info, 10)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_id (info, info->modname)
- || ! ieee_write_id (info, "")
- || ! ieee_write_number (info, 0)
- || ! ieee_write_id (info, "GNU objcopy"))
- return FALSE;
-
- for (r = info->ranges; r != NULL; r = r->next)
- {
- bfd_vma low, high;
- asection *s;
- int kind;
-
- low = r->low;
- high = r->high;
-
- /* Find the section corresponding to this range. */
- for (s = info->abfd->sections; s != NULL; s = s->next)
- {
- if (bfd_get_section_vma (info->abfd, s) <= low
- && high <= (bfd_get_section_vma (info->abfd, s)
- + bfd_section_size (info->abfd, s)))
- break;
- }
-
- if (s == NULL)
- {
- /* Just ignore this range. */
- continue;
- }
-
- /* Coalesce ranges if it seems reasonable. */
- while (r->next != NULL
- && high + 0x1000 >= r->next->low
- && (r->next->high
- <= (bfd_get_section_vma (info->abfd, s)
- + bfd_section_size (info->abfd, s))))
- {
- r = r->next;
- high = r->high;
- }
-
- if ((s->flags & SEC_CODE) != 0)
- kind = 1;
- else if ((s->flags & SEC_READONLY) != 0)
- kind = 3;
- else
- kind = 2;
-
- if (! ieee_write_byte (info, (int) ieee_bb_record_enum)
- || ! ieee_write_byte (info, 11)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_id (info, "")
- || ! ieee_write_number (info, kind)
- || ! ieee_write_number (info, s->index + IEEE_SECTION_NUMBER_BASE)
- || ! ieee_write_number (info, low)
- || ! ieee_write_byte (info, (int) ieee_be_record_enum)
- || ! ieee_write_number (info, high - low))
- return FALSE;
-
- /* Add this range to the list of global ranges. */
- if (! ieee_add_range (info, TRUE, low, high))
- return FALSE;
- }
-
- if (! ieee_write_byte (info, (int) ieee_be_record_enum))
- return FALSE;
-
- return TRUE;
-}
-
-/* Add BB11 blocks describing each range that we have not already
- described. */
-
-static void
-ieee_add_bb11_blocks (bfd *abfd ATTRIBUTE_UNUSED, asection *sec, void *data)
-{
- struct ieee_handle *info = (struct ieee_handle *) data;
- bfd_vma low, high;
- struct ieee_range *r;
-
- low = bfd_get_section_vma (abfd, sec);
- high = low + bfd_section_size (abfd, sec);
-
- /* Find the first range at or after this section. The ranges are
- sorted by address. */
- for (r = info->global_ranges; r != NULL; r = r->next)
- if (r->high > low)
- break;
-
- while (low < high)
- {
- if (r == NULL || r->low >= high)
- {
- if (! ieee_add_bb11 (info, sec, low, high))
- info->error = TRUE;
- return;
- }
-
- if (low < r->low
- && r->low - low > 0x100)
- {
- if (! ieee_add_bb11 (info, sec, low, r->low))
- {
- info->error = TRUE;
- return;
- }
- }
- low = r->high;
-
- r = r->next;
- }
-}
-
-/* Add a single BB11 block for a range. We add it to info->vars. */
-
-static bfd_boolean
-ieee_add_bb11 (struct ieee_handle *info, asection *sec, bfd_vma low,
- bfd_vma high)
-{
- int kind;
-
- if (! ieee_buffer_emptyp (&info->vars))
- {
- if (! ieee_change_buffer (info, &info->vars))
- return FALSE;
- }
- else
- {
- const char *filename, *modname;
-#ifdef HAVE_DOS_BASED_FILE_SYSTEM
- const char *backslash;
-#endif
- char *c, *s;
-
- /* Start the enclosing BB10 block. */
- filename = bfd_get_filename (info->abfd);
- modname = strrchr (filename, '/');
-#ifdef HAVE_DOS_BASED_FILE_SYSTEM
- backslash = strrchr (filename, '\\');
- if (modname == NULL || (backslash != NULL && backslash > modname))
- modname = backslash;
-#endif
-
- if (modname != NULL)
- ++modname;
-#ifdef HAVE_DOS_BASED_FILE_SYSTEM
- else if (filename[0] && filename[1] == ':')
- modname = filename + 2;
-#endif
- else
- modname = filename;
-
- c = xstrdup (modname);
- s = strrchr (c, '.');
- if (s != NULL)
- *s = '\0';
-
- if (! ieee_change_buffer (info, &info->vars)
- || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
- || ! ieee_write_byte (info, 10)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_id (info, c)
- || ! ieee_write_id (info, "")
- || ! ieee_write_number (info, 0)
- || ! ieee_write_id (info, "GNU objcopy"))
- {
- free (c);
- return FALSE;
- }
-
- free (c);
- }
-
- if ((sec->flags & SEC_CODE) != 0)
- kind = 1;
- else if ((sec->flags & SEC_READONLY) != 0)
- kind = 3;
- else
- kind = 2;
-
- if (! ieee_write_byte (info, (int) ieee_bb_record_enum)
- || ! ieee_write_byte (info, 11)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_id (info, "")
- || ! ieee_write_number (info, kind)
- || ! ieee_write_number (info, sec->index + IEEE_SECTION_NUMBER_BASE)
- || ! ieee_write_number (info, low)
- || ! ieee_write_byte (info, (int) ieee_be_record_enum)
- || ! ieee_write_number (info, high - low))
- return FALSE;
-
- return TRUE;
-}
-
-/* Start recording information from a particular source file. This is
- used to record which file defined which types, variables, etc. It
- is not used for line numbers, since the lineno entry point passes
- down the file name anyhow. IEEE debugging information doesn't seem
- to store this information anywhere. */
-
-static bfd_boolean
-ieee_start_source (void *p ATTRIBUTE_UNUSED,
- const char *filename ATTRIBUTE_UNUSED)
-{
- return TRUE;
-}
-
-/* Make an empty type. */
-
-static bfd_boolean
-ieee_empty_type (void *p)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
-
- return ieee_push_type (info, (int) builtin_unknown, 0, FALSE, FALSE);
-}
-
-/* Make a void type. */
-
-static bfd_boolean
-ieee_void_type (void *p)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
-
- return ieee_push_type (info, (int) builtin_void, 0, FALSE, FALSE);
-}
-
-/* Make an integer type. */
-
-static bfd_boolean
-ieee_int_type (void *p, unsigned int size, bfd_boolean unsignedp)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- unsigned int indx;
-
- switch (size)
- {
- case 1:
- indx = (int) builtin_signed_char;
- break;
- case 2:
- indx = (int) builtin_signed_short_int;
- break;
- case 4:
- indx = (int) builtin_signed_long;
- break;
- case 8:
- indx = (int) builtin_signed_long_long;
- break;
- default:
- fprintf (stderr, _("IEEE unsupported integer type size %u\n"), size);
- return FALSE;
- }
-
- if (unsignedp)
- ++indx;
-
- return ieee_push_type (info, indx, size, unsignedp, FALSE);
-}
-
-/* Make a floating point type. */
-
-static bfd_boolean
-ieee_float_type (void *p, unsigned int size)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- unsigned int indx;
-
- switch (size)
- {
- case 4:
- indx = (int) builtin_float;
- break;
- case 8:
- indx = (int) builtin_double;
- break;
- case 12:
- /* FIXME: This size really depends upon the processor. */
- indx = (int) builtin_long_double;
- break;
- case 16:
- indx = (int) builtin_long_long_double;
- break;
- default:
- fprintf (stderr, _("IEEE unsupported float type size %u\n"), size);
- return FALSE;
- }
-
- return ieee_push_type (info, indx, size, FALSE, FALSE);
-}
-
-/* Make a complex type. */
-
-static bfd_boolean
-ieee_complex_type (void *p, unsigned int size)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- char code;
-
- switch (size)
- {
- case 4:
- if (info->complex_float_index != 0)
- return ieee_push_type (info, info->complex_float_index, size * 2,
- FALSE, FALSE);
- code = 'c';
- break;
- case 12:
- case 16:
- /* These cases can be output by gcc -gstabs. Outputting the
- wrong type is better than crashing. */
- case 8:
- if (info->complex_double_index != 0)
- return ieee_push_type (info, info->complex_double_index, size * 2,
- FALSE, FALSE);
- code = 'd';
- break;
- default:
- fprintf (stderr, _("IEEE unsupported complex type size %u\n"), size);
- return FALSE;
- }
-
- /* FIXME: I don't know what the string is for. */
- if (! ieee_define_type (info, size * 2, FALSE, FALSE)
- || ! ieee_write_number (info, code)
- || ! ieee_write_id (info, ""))
- return FALSE;
-
- if (size == 4)
- info->complex_float_index = info->type_stack->type.indx;
- else
- info->complex_double_index = info->type_stack->type.indx;
-
- return TRUE;
-}
-
-/* Make a boolean type. IEEE doesn't support these, so we just make
- an integer type instead. */
-
-static bfd_boolean
-ieee_bool_type (void *p, unsigned int size)
-{
- return ieee_int_type (p, size, TRUE);
-}
-
-/* Make an enumeration. */
-
-static bfd_boolean
-ieee_enum_type (void *p, const char *tag, const char **names,
- bfd_signed_vma *vals)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- struct ieee_defined_enum *e;
- bfd_boolean localp, simple;
- unsigned int indx;
- int i = 0;
-
- localp = FALSE;
- indx = (unsigned int) -1;
- for (e = info->enums; e != NULL; e = e->next)
- {
- if (tag == NULL)
- {
- if (e->tag != NULL)
- continue;
- }
- else
- {
- if (e->tag == NULL
- || tag[0] != e->tag[0]
- || strcmp (tag, e->tag) != 0)
- continue;
- }
-
- if (! e->defined)
- {
- /* This enum tag has been seen but not defined. */
- indx = e->indx;
- break;
- }
-
- if (names != NULL && e->names != NULL)
- {
- for (i = 0; names[i] != NULL && e->names[i] != NULL; i++)
- {
- if (names[i][0] != e->names[i][0]
- || vals[i] != e->vals[i]
- || strcmp (names[i], e->names[i]) != 0)
- break;
- }
- }
-
- if ((names == NULL && e->names == NULL)
- || (names != NULL
- && e->names != NULL
- && names[i] == NULL
- && e->names[i] == NULL))
- {
- /* We've seen this enum before. */
- return ieee_push_type (info, e->indx, 0, TRUE, FALSE);
- }
-
- if (tag != NULL)
- {
- /* We've already seen an enum of the same name, so we must make
- sure to output this one locally. */
- localp = TRUE;
- break;
- }
- }
-
- /* If this is a simple enumeration, in which the values start at 0
- and always increment by 1, we can use type E. Otherwise we must
- use type N. */
-
- simple = TRUE;
- if (names != NULL)
- {
- for (i = 0; names[i] != NULL; i++)
- {
- if (vals[i] != i)
- {
- simple = FALSE;
- break;
- }
- }
- }
-
- if (! ieee_define_named_type (info, tag, indx, 0, TRUE, localp,
- (struct ieee_buflist *) NULL)
- || ! ieee_write_number (info, simple ? 'E' : 'N'))
- return FALSE;
- if (simple)
- {
- /* FIXME: This is supposed to be the enumeration size, but we
- don't store that. */
- if (! ieee_write_number (info, 4))
- return FALSE;
- }
- if (names != NULL)
- {
- for (i = 0; names[i] != NULL; i++)
- {
- if (! ieee_write_id (info, names[i]))
- return FALSE;
- if (! simple)
- {
- if (! ieee_write_number (info, vals[i]))
- return FALSE;
- }
- }
- }
-
- if (! localp)
- {
- if (indx == (unsigned int) -1)
- {
- e = (struct ieee_defined_enum *) xmalloc (sizeof *e);
- memset (e, 0, sizeof *e);
- e->indx = info->type_stack->type.indx;
- e->tag = tag;
-
- e->next = info->enums;
- info->enums = e;
- }
-
- e->names = names;
- e->vals = vals;
- e->defined = TRUE;
- }
-
- return TRUE;
-}
-
-/* Make a pointer type. */
-
-static bfd_boolean
-ieee_pointer_type (void *p)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- bfd_boolean localp;
- unsigned int indx;
- struct ieee_modified_type *m = NULL;
-
- localp = info->type_stack->type.localp;
- indx = ieee_pop_type (info);
-
- /* A pointer to a simple builtin type can be obtained by adding 32.
- FIXME: Will this be a short pointer, and will that matter? */
- if (indx < 32)
- return ieee_push_type (info, indx + 32, 0, TRUE, FALSE);
-
- if (! localp)
- {
- m = ieee_get_modified_info ((struct ieee_handle *) p, indx);
- if (m == NULL)
- return FALSE;
-
- /* FIXME: The size should depend upon the architecture. */
- if (m->pointer > 0)
- return ieee_push_type (info, m->pointer, 4, TRUE, FALSE);
- }
-
- if (! ieee_define_type (info, 4, TRUE, localp)
- || ! ieee_write_number (info, 'P')
- || ! ieee_write_number (info, indx))
- return FALSE;
-
- if (! localp)
- m->pointer = info->type_stack->type.indx;
-
- return TRUE;
-}
-
-/* Make a function type. This will be called for a method, but we
- don't want to actually add it to the type table in that case. We
- handle this by defining the type in a private buffer, and only
- adding that buffer to the typedef block if we are going to use it. */
-
-static bfd_boolean
-ieee_function_type (void *p, int argcount, bfd_boolean varargs)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- bfd_boolean localp;
- unsigned int *args = NULL;
- int i;
- unsigned int retindx;
- struct ieee_buflist fndef;
- struct ieee_modified_type *m;
-
- localp = FALSE;
-
- if (argcount > 0)
- {
- args = (unsigned int *) xmalloc (argcount * sizeof *args);
- for (i = argcount - 1; i >= 0; i--)
- {
- if (info->type_stack->type.localp)
- localp = TRUE;
- args[i] = ieee_pop_type (info);
- }
- }
- else if (argcount < 0)
- varargs = FALSE;
-
- if (info->type_stack->type.localp)
- localp = TRUE;
- retindx = ieee_pop_type (info);
-
- m = NULL;
- if (argcount < 0 && ! localp)
- {
- m = ieee_get_modified_info ((struct ieee_handle *) p, retindx);
- if (m == NULL)
- return FALSE;
-
- if (m->function > 0)
- return ieee_push_type (info, m->function, 0, TRUE, FALSE);
- }
-
- /* An attribute of 0x41 means that the frame and push mask are
- unknown. */
- if (! ieee_init_buffer (info, &fndef)
- || ! ieee_define_named_type (info, (const char *) NULL,
- (unsigned int) -1, 0, TRUE, localp,
- &fndef)
- || ! ieee_write_number (info, 'x')
- || ! ieee_write_number (info, 0x41)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_number (info, retindx)
- || ! ieee_write_number (info, (bfd_vma) argcount + (varargs ? 1 : 0)))
- {
- free (args);
- return FALSE;
- }
- if (argcount > 0)
- {
- for (i = 0; i < argcount; i++)
- if (! ieee_write_number (info, args[i]))
- return FALSE;
- free (args);
- }
- if (varargs)
- {
- /* A varargs function is represented by writing out the last
- argument as type void *, although this makes little sense. */
- if (! ieee_write_number (info, (bfd_vma) builtin_void + 32))
- return FALSE;
- }
-
- if (! ieee_write_number (info, 0))
- return FALSE;
-
- /* We wrote the information into fndef, in case we don't need it.
- It will be appended to info->types by ieee_pop_type. */
- info->type_stack->type.fndef = fndef;
-
- if (m != NULL)
- m->function = info->type_stack->type.indx;
-
- return TRUE;
-}
-
-/* Make a reference type. */
-
-static bfd_boolean
-ieee_reference_type (void *p)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
-
- /* IEEE appears to record a normal pointer type, and then use a
- pmisc record to indicate that it is really a reference. */
-
- if (! ieee_pointer_type (p))
- return FALSE;
- info->type_stack->type.referencep = TRUE;
- return TRUE;
-}
-
-/* Make a range type. */
-
-static bfd_boolean
-ieee_range_type (void *p, bfd_signed_vma low, bfd_signed_vma high)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- unsigned int size;
- bfd_boolean unsignedp, localp;
-
- size = info->type_stack->type.size;
- unsignedp = info->type_stack->type.unsignedp;
- localp = info->type_stack->type.localp;
- ieee_pop_unused_type (info);
- return (ieee_define_type (info, size, unsignedp, localp)
- && ieee_write_number (info, 'R')
- && ieee_write_number (info, (bfd_vma) low)
- && ieee_write_number (info, (bfd_vma) high)
- && ieee_write_number (info, unsignedp ? 0 : 1)
- && ieee_write_number (info, size));
-}
-
-/* Make an array type. */
-
-static bfd_boolean
-ieee_array_type (void *p, bfd_signed_vma low, bfd_signed_vma high,
- bfd_boolean stringp ATTRIBUTE_UNUSED)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- unsigned int eleindx;
- bfd_boolean localp;
- unsigned int size;
- struct ieee_modified_type *m = NULL;
- struct ieee_modified_array_type *a;
-
- /* IEEE does not store the range, so we just ignore it. */
- ieee_pop_unused_type (info);
- localp = info->type_stack->type.localp;
- size = info->type_stack->type.size;
- eleindx = ieee_pop_type (info);
-
- /* If we don't know the range, treat the size as exactly one
- element. */
- if (low < high)
- size *= (high - low) + 1;
-
- if (! localp)
- {
- m = ieee_get_modified_info (info, eleindx);
- if (m == NULL)
- return FALSE;
-
- for (a = m->arrays; a != NULL; a = a->next)
- {
- if (a->low == low && a->high == high)
- return ieee_push_type (info, a->indx, size, FALSE, FALSE);
- }
- }
-
- if (! ieee_define_type (info, size, FALSE, localp)
- || ! ieee_write_number (info, low == 0 ? 'Z' : 'C')
- || ! ieee_write_number (info, eleindx))
- return FALSE;
- if (low != 0)
- {
- if (! ieee_write_number (info, low))
- return FALSE;
- }
-
- if (! ieee_write_number (info, high + 1))
- return FALSE;
-
- if (! localp)
- {
- a = (struct ieee_modified_array_type *) xmalloc (sizeof *a);
- memset (a, 0, sizeof *a);
-
- a->indx = info->type_stack->type.indx;
- a->low = low;
- a->high = high;
-
- a->next = m->arrays;
- m->arrays = a;
- }
-
- return TRUE;
-}
-
-/* Make a set type. */
-
-static bfd_boolean
-ieee_set_type (void *p, bfd_boolean bitstringp ATTRIBUTE_UNUSED)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- bfd_boolean localp;
- unsigned int eleindx;
-
- localp = info->type_stack->type.localp;
- eleindx = ieee_pop_type (info);
-
- /* FIXME: We don't know the size, so we just use 4. */
-
- return (ieee_define_type (info, 0, TRUE, localp)
- && ieee_write_number (info, 's')
- && ieee_write_number (info, 4)
- && ieee_write_number (info, eleindx));
-}
-
-/* Make an offset type. */
-
-static bfd_boolean
-ieee_offset_type (void *p)
-{
- /* FIXME: The MRI C++ compiler does not appear to generate any
- useful type information about an offset type. It just records a
- pointer to member as an integer. The MRI/HP IEEE spec does
- describe a pmisc record which can be used for a pointer to
- member. Unfortunately, it does not describe the target type,
- which seems pretty important. I'm going to punt this for now. */
-
- return ieee_int_type (p, 4, TRUE);
-}
-
-/* Make a method type. */
-
-static bfd_boolean
-ieee_method_type (void *p, bfd_boolean domain, int argcount,
- bfd_boolean varargs)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
-
- /* FIXME: The MRI/HP IEEE spec defines a pmisc record to use for a
- method, but the definition is incomplete. We just output an 'x'
- type. */
-
- if (domain)
- ieee_pop_unused_type (info);
-
- return ieee_function_type (p, argcount, varargs);
-}
-
-/* Make a const qualified type. */
-
-static bfd_boolean
-ieee_const_type (void *p)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- unsigned int size;
- bfd_boolean unsignedp, localp;
- unsigned int indx;
- struct ieee_modified_type *m = NULL;
-
- size = info->type_stack->type.size;
- unsignedp = info->type_stack->type.unsignedp;
- localp = info->type_stack->type.localp;
- indx = ieee_pop_type (info);
-
- if (! localp)
- {
- m = ieee_get_modified_info (info, indx);
- if (m == NULL)
- return FALSE;
-
- if (m->const_qualified > 0)
- return ieee_push_type (info, m->const_qualified, size, unsignedp,
- FALSE);
- }
-
- if (! ieee_define_type (info, size, unsignedp, localp)
- || ! ieee_write_number (info, 'n')
- || ! ieee_write_number (info, 1)
- || ! ieee_write_number (info, indx))
- return FALSE;
-
- if (! localp)
- m->const_qualified = info->type_stack->type.indx;
-
- return TRUE;
-}
-
-/* Make a volatile qualified type. */
-
-static bfd_boolean
-ieee_volatile_type (void *p)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- unsigned int size;
- bfd_boolean unsignedp, localp;
- unsigned int indx;
- struct ieee_modified_type *m = NULL;
-
- size = info->type_stack->type.size;
- unsignedp = info->type_stack->type.unsignedp;
- localp = info->type_stack->type.localp;
- indx = ieee_pop_type (info);
-
- if (! localp)
- {
- m = ieee_get_modified_info (info, indx);
- if (m == NULL)
- return FALSE;
-
- if (m->volatile_qualified > 0)
- return ieee_push_type (info, m->volatile_qualified, size, unsignedp,
- FALSE);
- }
-
- if (! ieee_define_type (info, size, unsignedp, localp)
- || ! ieee_write_number (info, 'n')
- || ! ieee_write_number (info, 2)
- || ! ieee_write_number (info, indx))
- return FALSE;
-
- if (! localp)
- m->volatile_qualified = info->type_stack->type.indx;
-
- return TRUE;
-}
-
-/* Convert an enum debug_visibility into a CXXFLAGS value. */
-
-static unsigned int
-ieee_vis_to_flags (enum debug_visibility visibility)
-{
- switch (visibility)
- {
- default:
- abort ();
- case DEBUG_VISIBILITY_PUBLIC:
- return CXXFLAGS_VISIBILITY_PUBLIC;
- case DEBUG_VISIBILITY_PRIVATE:
- return CXXFLAGS_VISIBILITY_PRIVATE;
- case DEBUG_VISIBILITY_PROTECTED:
- return CXXFLAGS_VISIBILITY_PROTECTED;
- }
- /*NOTREACHED*/
-}
-
-/* Start defining a struct type. We build it in the strdef field on
- the stack, to avoid confusing type definitions required by the
- fields with the struct type itself. */
-
-static bfd_boolean
-ieee_start_struct_type (void *p, const char *tag, unsigned int id,
- bfd_boolean structp, unsigned int size)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- bfd_boolean localp, ignorep;
- bfd_boolean copy;
- char ab[20];
- const char *look;
- struct ieee_name_type_hash_entry *h;
- struct ieee_name_type *nt, *ntlook;
- struct ieee_buflist strdef;
-
- localp = FALSE;
- ignorep = FALSE;
-
- /* We need to create a tag for internal use even if we don't want
- one for external use. This will let us refer to an anonymous
- struct. */
- if (tag != NULL)
- {
- look = tag;
- copy = FALSE;
- }
- else
- {
- sprintf (ab, "__anon%u", id);
- look = ab;
- copy = TRUE;
- }
-
- /* If we already have references to the tag, we must use the
- existing type index. */
- h = ieee_name_type_hash_lookup (&info->tags, look, TRUE, copy);
- if (h == NULL)
- return FALSE;
-
- nt = NULL;
- for (ntlook = h->types; ntlook != NULL; ntlook = ntlook->next)
- {
- if (ntlook->id == id)
- nt = ntlook;
- else if (! ntlook->type.localp)
- {
- /* We are creating a duplicate definition of a globally
- defined tag. Force it to be local to avoid
- confusion. */
- localp = TRUE;
- }
- }
-
- if (nt != NULL)
- {
- assert (localp == nt->type.localp);
- if (nt->kind == DEBUG_KIND_ILLEGAL && ! localp)
- {
- /* We've already seen a global definition of the type.
- Ignore this new definition. */
- ignorep = TRUE;
- }
- }
- else
- {
- nt = (struct ieee_name_type *) xmalloc (sizeof *nt);
- memset (nt, 0, sizeof *nt);
- nt->id = id;
- nt->type.name = h->root.string;
- nt->next = h->types;
- h->types = nt;
- nt->type.indx = info->type_indx;
- ++info->type_indx;
- }
-
- nt->kind = DEBUG_KIND_ILLEGAL;
-
- if (! ieee_init_buffer (info, &strdef)
- || ! ieee_define_named_type (info, tag, nt->type.indx, size, TRUE,
- localp, &strdef)
- || ! ieee_write_number (info, structp ? 'S' : 'U')
- || ! ieee_write_number (info, size))
- return FALSE;
-
- if (! ignorep)
- {
- const char *hold;
-
- /* We never want nt->type.name to be NULL. We want the rest of
- the type to be the object set up on the type stack; it will
- have a NULL name if tag is NULL. */
- hold = nt->type.name;
- nt->type = info->type_stack->type;
- nt->type.name = hold;
- }
-
- info->type_stack->type.name = tag;
- info->type_stack->type.strdef = strdef;
- info->type_stack->type.ignorep = ignorep;
-
- return TRUE;
-}
-
-/* Add a field to a struct. */
-
-static bfd_boolean
-ieee_struct_field (void *p, const char *name, bfd_vma bitpos, bfd_vma bitsize,
- enum debug_visibility visibility)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- unsigned int size;
- bfd_boolean unsignedp;
- bfd_boolean referencep;
- bfd_boolean localp;
- unsigned int indx;
- bfd_vma offset;
-
- assert (info->type_stack != NULL
- && info->type_stack->next != NULL
- && ! ieee_buffer_emptyp (&info->type_stack->next->type.strdef));
-
- /* If we are ignoring this struct definition, just pop and ignore
- the type. */
- if (info->type_stack->next->type.ignorep)
- {
- ieee_pop_unused_type (info);
- return TRUE;
- }
-
- size = info->type_stack->type.size;
- unsignedp = info->type_stack->type.unsignedp;
- referencep = info->type_stack->type.referencep;
- localp = info->type_stack->type.localp;
- indx = ieee_pop_type (info);
-
- if (localp)
- info->type_stack->type.localp = TRUE;
-
- if (info->type_stack->type.classdef != NULL)
- {
- unsigned int flags;
- unsigned int nindx;
-
- /* This is a class. We must add a description of this field to
- the class records we are building. */
-
- flags = ieee_vis_to_flags (visibility);
- nindx = info->type_stack->type.classdef->indx;
- if (! ieee_change_buffer (info,
- &info->type_stack->type.classdef->pmiscbuf)
- || ! ieee_write_asn (info, nindx, 'd')
- || ! ieee_write_asn (info, nindx, flags)
- || ! ieee_write_atn65 (info, nindx, name)
- || ! ieee_write_atn65 (info, nindx, name))
- return FALSE;
- info->type_stack->type.classdef->pmisccount += 4;
-
- if (referencep)
- {
- /* We need to output a record recording that this field is
- really of reference type. We put this on the refs field
- of classdef, so that it can be appended to the C++
- records after the class is defined. */
-
- nindx = info->name_indx;
- ++info->name_indx;
-
- if (! ieee_change_buffer (info,
- &info->type_stack->type.classdef->refs)
- || ! ieee_write_byte (info, (int) ieee_nn_record)
- || ! ieee_write_number (info, nindx)
- || ! ieee_write_id (info, "")
- || ! ieee_write_2bytes (info, (int) ieee_atn_record_enum)
- || ! ieee_write_number (info, nindx)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_number (info, 62)
- || ! ieee_write_number (info, 80)
- || ! ieee_write_number (info, 4)
- || ! ieee_write_asn (info, nindx, 'R')
- || ! ieee_write_asn (info, nindx, 3)
- || ! ieee_write_atn65 (info, nindx, info->type_stack->type.name)
- || ! ieee_write_atn65 (info, nindx, name))
- return FALSE;
- }
- }
-
- /* If the bitsize doesn't match the expected size, we need to output
- a bitfield type. */
- if (size == 0 || bitsize == 0 || bitsize == size * 8)
- offset = bitpos / 8;
- else
- {
- if (! ieee_define_type (info, 0, unsignedp,
- info->type_stack->type.localp)
- || ! ieee_write_number (info, 'g')
- || ! ieee_write_number (info, unsignedp ? 0 : 1)
- || ! ieee_write_number (info, bitsize)
- || ! ieee_write_number (info, indx))
- return FALSE;
- indx = ieee_pop_type (info);
- offset = bitpos;
- }
-
- /* Switch to the struct we are building in order to output this
- field definition. */
- return (ieee_change_buffer (info, &info->type_stack->type.strdef)
- && ieee_write_id (info, name)
- && ieee_write_number (info, indx)
- && ieee_write_number (info, offset));
-}
-
-/* Finish up a struct type. */
-
-static bfd_boolean
-ieee_end_struct_type (void *p)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- struct ieee_buflist *pb;
-
- assert (info->type_stack != NULL
- && ! ieee_buffer_emptyp (&info->type_stack->type.strdef));
-
- /* If we were ignoring this struct definition because it was a
- duplicate definition, just through away whatever bytes we have
- accumulated. Leave the type on the stack. */
- if (info->type_stack->type.ignorep)
- return TRUE;
-
- /* If this is not a duplicate definition of this tag, then localp
- will be FALSE, and we can put it in the global type block.
- FIXME: We should avoid outputting duplicate definitions which are
- the same. */
- if (! info->type_stack->type.localp)
- {
- /* Make sure we have started the global type block. */
- if (ieee_buffer_emptyp (&info->global_types))
- {
- if (! ieee_change_buffer (info, &info->global_types)
- || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
- || ! ieee_write_byte (info, 2)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_id (info, ""))
- return FALSE;
- }
- pb = &info->global_types;
- }
- else
- {
- /* Make sure we have started the types block. */
- if (ieee_buffer_emptyp (&info->types))
- {
- if (! ieee_change_buffer (info, &info->types)
- || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
- || ! ieee_write_byte (info, 1)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_id (info, info->modname))
- return FALSE;
- }
- pb = &info->types;
- }
-
- /* Append the struct definition to the types. */
- if (! ieee_append_buffer (info, pb, &info->type_stack->type.strdef)
- || ! ieee_init_buffer (info, &info->type_stack->type.strdef))
- return FALSE;
-
- /* Leave the struct on the type stack. */
-
- return TRUE;
-}
-
-/* Start a class type. */
-
-static bfd_boolean
-ieee_start_class_type (void *p, const char *tag, unsigned int id,
- bfd_boolean structp, unsigned int size,
- bfd_boolean vptr, bfd_boolean ownvptr)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- const char *vclass;
- struct ieee_buflist pmiscbuf;
- unsigned int indx;
- struct ieee_type_class *classdef;
-
- /* A C++ class is output as a C++ struct along with a set of pmisc
- records describing the class. */
-
- /* We need to have a name so that we can associate the struct and
- the class. */
- if (tag == NULL)
- {
- char *t;
-
- t = (char *) xmalloc (20);
- sprintf (t, "__anon%u", id);
- tag = t;
- }
-
- /* We can't write out the virtual table information until we have
- finished the class, because we don't know the virtual table size.
- We get the size from the largest voffset we see. */
- vclass = NULL;
- if (vptr && ! ownvptr)
- {
- vclass = info->type_stack->type.name;
- assert (vclass != NULL);
- /* We don't call ieee_pop_unused_type, since the class should
- get defined. */
- (void) ieee_pop_type (info);
- }
-
- if (! ieee_start_struct_type (p, tag, id, structp, size))
- return FALSE;
-
- indx = info->name_indx;
- ++info->name_indx;
-
- /* We write out pmisc records into the classdef field. We will
- write out the pmisc start after we know the number of records we
- need. */
- if (! ieee_init_buffer (info, &pmiscbuf)
- || ! ieee_change_buffer (info, &pmiscbuf)
- || ! ieee_write_asn (info, indx, 'T')
- || ! ieee_write_asn (info, indx, structp ? 'o' : 'u')
- || ! ieee_write_atn65 (info, indx, tag))
- return FALSE;
-
- classdef = (struct ieee_type_class *) xmalloc (sizeof *classdef);
- memset (classdef, 0, sizeof *classdef);
-
- classdef->indx = indx;
- classdef->pmiscbuf = pmiscbuf;
- classdef->pmisccount = 3;
- classdef->vclass = vclass;
- classdef->ownvptr = ownvptr;
-
- info->type_stack->type.classdef = classdef;
-
- return TRUE;
-}
-
-/* Add a static member to a class. */
-
-static bfd_boolean
-ieee_class_static_member (void *p, const char *name, const char *physname,
- enum debug_visibility visibility)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- unsigned int flags;
- unsigned int nindx;
-
- /* We don't care about the type. Hopefully there will be a call to
- ieee_variable declaring the physical name and the type, since
- that is where an IEEE consumer must get the type. */
- ieee_pop_unused_type (info);
-
- assert (info->type_stack != NULL
- && info->type_stack->type.classdef != NULL);
-
- flags = ieee_vis_to_flags (visibility);
- flags |= CXXFLAGS_STATIC;
-
- nindx = info->type_stack->type.classdef->indx;
-
- if (! ieee_change_buffer (info, &info->type_stack->type.classdef->pmiscbuf)
- || ! ieee_write_asn (info, nindx, 'd')
- || ! ieee_write_asn (info, nindx, flags)
- || ! ieee_write_atn65 (info, nindx, name)
- || ! ieee_write_atn65 (info, nindx, physname))
- return FALSE;
- info->type_stack->type.classdef->pmisccount += 4;
-
- return TRUE;
-}
-
-/* Add a base class to a class. */
-
-static bfd_boolean
-ieee_class_baseclass (void *p, bfd_vma bitpos, bfd_boolean is_virtual,
- enum debug_visibility visibility)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- const char *bname;
- bfd_boolean localp;
- unsigned int bindx;
- char *fname;
- unsigned int flags;
- unsigned int nindx;
-
- assert (info->type_stack != NULL
- && info->type_stack->type.name != NULL
- && info->type_stack->next != NULL
- && info->type_stack->next->type.classdef != NULL
- && ! ieee_buffer_emptyp (&info->type_stack->next->type.strdef));
-
- bname = info->type_stack->type.name;
- localp = info->type_stack->type.localp;
- bindx = ieee_pop_type (info);
-
- /* We are currently defining both a struct and a class. We must
- write out a field definition in the struct which holds the base
- class. The stabs debugging reader will create a field named
- _vb$CLASS for a virtual base class, so we just use that. FIXME:
- we should not depend upon a detail of stabs debugging. */
- if (is_virtual)
- {
- fname = (char *) xmalloc (strlen (bname) + sizeof "_vb$");
- sprintf (fname, "_vb$%s", bname);
- flags = BASEFLAGS_VIRTUAL;
- }
- else
- {
- if (localp)
- info->type_stack->type.localp = TRUE;
-
- fname = (char *) xmalloc (strlen (bname) + sizeof "_b$");
- sprintf (fname, "_b$%s", bname);
-
- if (! ieee_change_buffer (info, &info->type_stack->type.strdef)
- || ! ieee_write_id (info, fname)
- || ! ieee_write_number (info, bindx)
- || ! ieee_write_number (info, bitpos / 8))
- {
- free (fname);
- return FALSE;
- }
- flags = 0;
- }
-
- if (visibility == DEBUG_VISIBILITY_PRIVATE)
- flags |= BASEFLAGS_PRIVATE;
-
- nindx = info->type_stack->type.classdef->indx;
-
- if (! ieee_change_buffer (info, &info->type_stack->type.classdef->pmiscbuf)
- || ! ieee_write_asn (info, nindx, 'b')
- || ! ieee_write_asn (info, nindx, flags)
- || ! ieee_write_atn65 (info, nindx, bname)
- || ! ieee_write_asn (info, nindx, 0)
- || ! ieee_write_atn65 (info, nindx, fname))
- {
- free (fname);
- return FALSE;
- }
- info->type_stack->type.classdef->pmisccount += 5;
-
- free (fname);
-
- return TRUE;
-}
-
-/* Start building a method for a class. */
-
-static bfd_boolean
-ieee_class_start_method (void *p, const char *name)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
-
- assert (info->type_stack != NULL
- && info->type_stack->type.classdef != NULL
- && info->type_stack->type.classdef->method == NULL);
-
- info->type_stack->type.classdef->method = name;
-
- return TRUE;
-}
-
-/* Define a new method variant, either static or not. */
-
-static bfd_boolean
-ieee_class_method_var (struct ieee_handle *info, const char *physname,
- enum debug_visibility visibility,
- bfd_boolean staticp, bfd_boolean constp,
- bfd_boolean volatilep, bfd_vma voffset,
- bfd_boolean context)
-{
- unsigned int flags;
- unsigned int nindx;
- bfd_boolean is_virtual;
-
- /* We don't need the type of the method. An IEEE consumer which
- wants the type must track down the function by the physical name
- and get the type from that. */
- ieee_pop_unused_type (info);
-
- /* We don't use the context. FIXME: We probably ought to use it to
- adjust the voffset somehow, but I don't really know how. */
- if (context)
- ieee_pop_unused_type (info);
-
- assert (info->type_stack != NULL
- && info->type_stack->type.classdef != NULL
- && info->type_stack->type.classdef->method != NULL);
-
- flags = ieee_vis_to_flags (visibility);
-
- /* FIXME: We never set CXXFLAGS_OVERRIDE, CXXFLAGS_OPERATOR,
- CXXFLAGS_CTORDTOR, CXXFLAGS_CTOR, or CXXFLAGS_INLINE. */
-
- if (staticp)
- flags |= CXXFLAGS_STATIC;
- if (constp)
- flags |= CXXFLAGS_CONST;
- if (volatilep)
- flags |= CXXFLAGS_VOLATILE;
-
- nindx = info->type_stack->type.classdef->indx;
-
- is_virtual = context || voffset > 0;
-
- if (! ieee_change_buffer (info,
- &info->type_stack->type.classdef->pmiscbuf)
- || ! ieee_write_asn (info, nindx, is_virtual ? 'v' : 'm')
- || ! ieee_write_asn (info, nindx, flags)
- || ! ieee_write_atn65 (info, nindx,
- info->type_stack->type.classdef->method)
- || ! ieee_write_atn65 (info, nindx, physname))
- return FALSE;
-
- if (is_virtual)
- {
- if (voffset > info->type_stack->type.classdef->voffset)
- info->type_stack->type.classdef->voffset = voffset;
- if (! ieee_write_asn (info, nindx, voffset))
- return FALSE;
- ++info->type_stack->type.classdef->pmisccount;
- }
-
- if (! ieee_write_asn (info, nindx, 0))
- return FALSE;
-
- info->type_stack->type.classdef->pmisccount += 5;
-
- return TRUE;
-}
-
-/* Define a new method variant. */
-
-static bfd_boolean
-ieee_class_method_variant (void *p, const char *physname,
- enum debug_visibility visibility,
- bfd_boolean constp, bfd_boolean volatilep,
- bfd_vma voffset, bfd_boolean context)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
-
- return ieee_class_method_var (info, physname, visibility, FALSE, constp,
- volatilep, voffset, context);
-}
-
-/* Define a new static method variant. */
-
-static bfd_boolean
-ieee_class_static_method_variant (void *p, const char *physname,
- enum debug_visibility visibility,
- bfd_boolean constp, bfd_boolean volatilep)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
-
- return ieee_class_method_var (info, physname, visibility, TRUE, constp,
- volatilep, 0, FALSE);
-}
-
-/* Finish up a method. */
-
-static bfd_boolean
-ieee_class_end_method (void *p)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
-
- assert (info->type_stack != NULL
- && info->type_stack->type.classdef != NULL
- && info->type_stack->type.classdef->method != NULL);
-
- info->type_stack->type.classdef->method = NULL;
-
- return TRUE;
-}
-
-/* Finish up a class. */
-
-static bfd_boolean
-ieee_end_class_type (void *p)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- unsigned int nindx;
-
- assert (info->type_stack != NULL
- && info->type_stack->type.classdef != NULL);
-
- /* If we were ignoring this class definition because it was a
- duplicate definition, just through away whatever bytes we have
- accumulated. Leave the type on the stack. */
- if (info->type_stack->type.ignorep)
- return TRUE;
-
- nindx = info->type_stack->type.classdef->indx;
-
- /* If we have a virtual table, we can write out the information now. */
- if (info->type_stack->type.classdef->vclass != NULL
- || info->type_stack->type.classdef->ownvptr)
- {
- if (! ieee_change_buffer (info,
- &info->type_stack->type.classdef->pmiscbuf)
- || ! ieee_write_asn (info, nindx, 'z')
- || ! ieee_write_atn65 (info, nindx, "")
- || ! ieee_write_asn (info, nindx,
- info->type_stack->type.classdef->voffset))
- return FALSE;
- if (info->type_stack->type.classdef->ownvptr)
- {
- if (! ieee_write_atn65 (info, nindx, ""))
- return FALSE;
- }
- else
- {
- if (! ieee_write_atn65 (info, nindx,
- info->type_stack->type.classdef->vclass))
- return FALSE;
- }
- if (! ieee_write_asn (info, nindx, 0))
- return FALSE;
- info->type_stack->type.classdef->pmisccount += 5;
- }
-
- /* Now that we know the number of pmisc records, we can write out
- the atn62 which starts the pmisc records, and append them to the
- C++ buffers. */
-
- if (! ieee_change_buffer (info, &info->cxx)
- || ! ieee_write_byte (info, (int) ieee_nn_record)
- || ! ieee_write_number (info, nindx)
- || ! ieee_write_id (info, "")
- || ! ieee_write_2bytes (info, (int) ieee_atn_record_enum)
- || ! ieee_write_number (info, nindx)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_number (info, 62)
- || ! ieee_write_number (info, 80)
- || ! ieee_write_number (info,
- info->type_stack->type.classdef->pmisccount))
- return FALSE;
-
- if (! ieee_append_buffer (info, &info->cxx,
- &info->type_stack->type.classdef->pmiscbuf))
- return FALSE;
- if (! ieee_buffer_emptyp (&info->type_stack->type.classdef->refs))
- {
- if (! ieee_append_buffer (info, &info->cxx,
- &info->type_stack->type.classdef->refs))
- return FALSE;
- }
-
- return ieee_end_struct_type (p);
-}
-
-/* Push a previously seen typedef onto the type stack. */
-
-static bfd_boolean
-ieee_typedef_type (void *p, const char *name)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- struct ieee_name_type_hash_entry *h;
- struct ieee_name_type *nt;
-
- h = ieee_name_type_hash_lookup (&info->typedefs, name, FALSE, FALSE);
-
- /* h should never be NULL, since that would imply that the generic
- debugging code has asked for a typedef which it has not yet
- defined. */
- assert (h != NULL);
-
- /* We always use the most recently defined type for this name, which
- will be the first one on the list. */
-
- nt = h->types;
- if (! ieee_push_type (info, nt->type.indx, nt->type.size,
- nt->type.unsignedp, nt->type.localp))
- return FALSE;
-
- /* Copy over any other type information we may have. */
- info->type_stack->type = nt->type;
-
- return TRUE;
-}
-
-/* Push a tagged type onto the type stack. */
-
-static bfd_boolean
-ieee_tag_type (void *p, const char *name, unsigned int id,
- enum debug_type_kind kind)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- bfd_boolean localp;
- bfd_boolean copy;
- char ab[20];
- struct ieee_name_type_hash_entry *h;
- struct ieee_name_type *nt;
-
- if (kind == DEBUG_KIND_ENUM)
- {
- struct ieee_defined_enum *e;
-
- if (name == NULL)
- abort ();
- for (e = info->enums; e != NULL; e = e->next)
- if (e->tag != NULL && strcmp (e->tag, name) == 0)
- return ieee_push_type (info, e->indx, 0, TRUE, FALSE);
-
- e = (struct ieee_defined_enum *) xmalloc (sizeof *e);
- memset (e, 0, sizeof *e);
-
- e->indx = info->type_indx;
- ++info->type_indx;
- e->tag = name;
- e->defined = FALSE;
-
- e->next = info->enums;
- info->enums = e;
-
- return ieee_push_type (info, e->indx, 0, TRUE, FALSE);
- }
-
- localp = FALSE;
-
- copy = FALSE;
- if (name == NULL)
- {
- sprintf (ab, "__anon%u", id);
- name = ab;
- copy = TRUE;
- }
-
- h = ieee_name_type_hash_lookup (&info->tags, name, TRUE, copy);
- if (h == NULL)
- return FALSE;
-
- for (nt = h->types; nt != NULL; nt = nt->next)
- {
- if (nt->id == id)
- {
- if (! ieee_push_type (info, nt->type.indx, nt->type.size,
- nt->type.unsignedp, nt->type.localp))
- return FALSE;
- /* Copy over any other type information we may have. */
- info->type_stack->type = nt->type;
- return TRUE;
- }
-
- if (! nt->type.localp)
- {
- /* This is a duplicate of a global type, so it must be
- local. */
- localp = TRUE;
- }
- }
-
- nt = (struct ieee_name_type *) xmalloc (sizeof *nt);
- memset (nt, 0, sizeof *nt);
-
- nt->id = id;
- nt->type.name = h->root.string;
- nt->type.indx = info->type_indx;
- nt->type.localp = localp;
- ++info->type_indx;
- nt->kind = kind;
-
- nt->next = h->types;
- h->types = nt;
-
- if (! ieee_push_type (info, nt->type.indx, 0, FALSE, localp))
- return FALSE;
-
- info->type_stack->type.name = h->root.string;
-
- return TRUE;
-}
-
-/* Output a typedef. */
-
-static bfd_boolean
-ieee_typdef (void *p, const char *name)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- struct ieee_write_type type;
- unsigned int indx;
- bfd_boolean found;
- bfd_boolean localp;
- struct ieee_name_type_hash_entry *h;
- struct ieee_name_type *nt;
-
- type = info->type_stack->type;
- indx = type.indx;
-
- /* If this is a simple builtin type using a builtin name, we don't
- want to output the typedef itself. We also want to change the
- type index to correspond to the name being used. We recognize
- names used in stabs debugging output even if they don't exactly
- correspond to the names used for the IEEE builtin types. */
- found = FALSE;
- if (indx <= (unsigned int) builtin_bcd_float)
- {
- switch ((enum builtin_types) indx)
- {
- default:
- break;
-
- case builtin_void:
- if (strcmp (name, "void") == 0)
- found = TRUE;
- break;
-
- case builtin_signed_char:
- case builtin_char:
- if (strcmp (name, "signed char") == 0)
- {
- indx = (unsigned int) builtin_signed_char;
- found = TRUE;
- }
- else if (strcmp (name, "char") == 0)
- {
- indx = (unsigned int) builtin_char;
- found = TRUE;
- }
- break;
-
- case builtin_unsigned_char:
- if (strcmp (name, "unsigned char") == 0)
- found = TRUE;
- break;
-
- case builtin_signed_short_int:
- case builtin_short:
- case builtin_short_int:
- case builtin_signed_short:
- if (strcmp (name, "signed short int") == 0)
- {
- indx = (unsigned int) builtin_signed_short_int;
- found = TRUE;
- }
- else if (strcmp (name, "short") == 0)
- {
- indx = (unsigned int) builtin_short;
- found = TRUE;
- }
- else if (strcmp (name, "short int") == 0)
- {
- indx = (unsigned int) builtin_short_int;
- found = TRUE;
- }
- else if (strcmp (name, "signed short") == 0)
- {
- indx = (unsigned int) builtin_signed_short;
- found = TRUE;
- }
- break;
-
- case builtin_unsigned_short_int:
- case builtin_unsigned_short:
- if (strcmp (name, "unsigned short int") == 0
- || strcmp (name, "short unsigned int") == 0)
- {
- indx = builtin_unsigned_short_int;
- found = TRUE;
- }
- else if (strcmp (name, "unsigned short") == 0)
- {
- indx = builtin_unsigned_short;
- found = TRUE;
- }
- break;
-
- case builtin_signed_long:
- case builtin_int: /* FIXME: Size depends upon architecture. */
- case builtin_long:
- if (strcmp (name, "signed long") == 0)
- {
- indx = builtin_signed_long;
- found = TRUE;
- }
- else if (strcmp (name, "int") == 0)
- {
- indx = builtin_int;
- found = TRUE;
- }
- else if (strcmp (name, "long") == 0
- || strcmp (name, "long int") == 0)
- {
- indx = builtin_long;
- found = TRUE;
- }
- break;
-
- case builtin_unsigned_long:
- case builtin_unsigned: /* FIXME: Size depends upon architecture. */
- case builtin_unsigned_int: /* FIXME: Like builtin_unsigned. */
- if (strcmp (name, "unsigned long") == 0
- || strcmp (name, "long unsigned int") == 0)
- {
- indx = builtin_unsigned_long;
- found = TRUE;
- }
- else if (strcmp (name, "unsigned") == 0)
- {
- indx = builtin_unsigned;
- found = TRUE;
- }
- else if (strcmp (name, "unsigned int") == 0)
- {
- indx = builtin_unsigned_int;
- found = TRUE;
- }
- break;
-
- case builtin_signed_long_long:
- if (strcmp (name, "signed long long") == 0
- || strcmp (name, "long long int") == 0)
- found = TRUE;
- break;
-
- case builtin_unsigned_long_long:
- if (strcmp (name, "unsigned long long") == 0
- || strcmp (name, "long long unsigned int") == 0)
- found = TRUE;
- break;
-
- case builtin_float:
- if (strcmp (name, "float") == 0)
- found = TRUE;
- break;
-
- case builtin_double:
- if (strcmp (name, "double") == 0)
- found = TRUE;
- break;
-
- case builtin_long_double:
- if (strcmp (name, "long double") == 0)
- found = TRUE;
- break;
-
- case builtin_long_long_double:
- if (strcmp (name, "long long double") == 0)
- found = TRUE;
- break;
- }
-
- if (found)
- type.indx = indx;
- }
-
- h = ieee_name_type_hash_lookup (&info->typedefs, name, TRUE, FALSE);
- if (h == NULL)
- return FALSE;
-
- /* See if we have already defined this type with this name. */
- localp = type.localp;
- for (nt = h->types; nt != NULL; nt = nt->next)
- {
- if (nt->id == indx)
- {
- /* If this is a global definition, then we don't need to
- do anything here. */
- if (! nt->type.localp)
- {
- ieee_pop_unused_type (info);
- return TRUE;
- }
- }
- else
- {
- /* This is a duplicate definition, so make this one local. */
- localp = TRUE;
- }
- }
-
- /* We need to add a new typedef for this type. */
-
- nt = (struct ieee_name_type *) xmalloc (sizeof *nt);
- memset (nt, 0, sizeof *nt);
- nt->id = indx;
- nt->type = type;
- nt->type.name = name;
- nt->type.localp = localp;
- nt->kind = DEBUG_KIND_ILLEGAL;
-
- nt->next = h->types;
- h->types = nt;
-
- if (found)
- {
- /* This is one of the builtin typedefs, so we don't need to
- actually define it. */
- ieee_pop_unused_type (info);
- return TRUE;
- }
-
- indx = ieee_pop_type (info);
-
- if (! ieee_define_named_type (info, name, (unsigned int) -1, type.size,
- type.unsignedp, localp,
- (struct ieee_buflist *) NULL)
- || ! ieee_write_number (info, 'T')
- || ! ieee_write_number (info, indx))
- return FALSE;
-
- /* Remove the type we just added to the type stack. This should not
- be ieee_pop_unused_type, since the type is used, we just don't
- need it now. */
- (void) ieee_pop_type (info);
-
- return TRUE;
-}
-
-/* Output a tag for a type. We don't have to do anything here. */
-
-static bfd_boolean
-ieee_tag (void *p, const char *name ATTRIBUTE_UNUSED)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
-
- /* This should not be ieee_pop_unused_type, since we want the type
- to be defined. */
- (void) ieee_pop_type (info);
- return TRUE;
-}
-
-/* Output an integer constant. */
-
-static bfd_boolean
-ieee_int_constant (void *p ATTRIBUTE_UNUSED, const char *name ATTRIBUTE_UNUSED,
- bfd_vma val ATTRIBUTE_UNUSED)
-{
- /* FIXME. */
- return TRUE;
-}
-
-/* Output a floating point constant. */
-
-static bfd_boolean
-ieee_float_constant (void *p ATTRIBUTE_UNUSED,
- const char *name ATTRIBUTE_UNUSED,
- double val ATTRIBUTE_UNUSED)
-{
- /* FIXME. */
- return TRUE;
-}
-
-/* Output a typed constant. */
-
-static bfd_boolean
-ieee_typed_constant (void *p, const char *name ATTRIBUTE_UNUSED,
- bfd_vma val ATTRIBUTE_UNUSED)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
-
- /* FIXME. */
- ieee_pop_unused_type (info);
- return TRUE;
-}
-
-/* Output a variable. */
-
-static bfd_boolean
-ieee_variable (void *p, const char *name, enum debug_var_kind kind,
- bfd_vma val)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- unsigned int name_indx;
- unsigned int size;
- bfd_boolean referencep;
- unsigned int type_indx;
- bfd_boolean asn;
- int refflag;
-
- size = info->type_stack->type.size;
- referencep = info->type_stack->type.referencep;
- type_indx = ieee_pop_type (info);
-
- assert (! ieee_buffer_emptyp (&info->vars));
- if (! ieee_change_buffer (info, &info->vars))
- return FALSE;
-
- name_indx = info->name_indx;
- ++info->name_indx;
-
- /* Write out an NN and an ATN record for this variable. */
- if (! ieee_write_byte (info, (int) ieee_nn_record)
- || ! ieee_write_number (info, name_indx)
- || ! ieee_write_id (info, name)
- || ! ieee_write_2bytes (info, (int) ieee_atn_record_enum)
- || ! ieee_write_number (info, name_indx)
- || ! ieee_write_number (info, type_indx))
- return FALSE;
- switch (kind)
- {
- default:
- abort ();
- return FALSE;
- case DEBUG_GLOBAL:
- if (! ieee_write_number (info, 8)
- || ! ieee_add_range (info, FALSE, val, val + size))
- return FALSE;
- refflag = 0;
- asn = TRUE;
- break;
- case DEBUG_STATIC:
- if (! ieee_write_number (info, 3)
- || ! ieee_add_range (info, FALSE, val, val + size))
- return FALSE;
- refflag = 1;
- asn = TRUE;
- break;
- case DEBUG_LOCAL_STATIC:
- if (! ieee_write_number (info, 3)
- || ! ieee_add_range (info, FALSE, val, val + size))
- return FALSE;
- refflag = 2;
- asn = TRUE;
- break;
- case DEBUG_LOCAL:
- if (! ieee_write_number (info, 1)
- || ! ieee_write_number (info, val))
- return FALSE;
- refflag = 2;
- asn = FALSE;
- break;
- case DEBUG_REGISTER:
- if (! ieee_write_number (info, 2)
- || ! ieee_write_number (info,
- ieee_genreg_to_regno (info->abfd, val)))
- return FALSE;
- refflag = 2;
- asn = FALSE;
- break;
- }
-
- if (asn)
- {
- if (! ieee_write_asn (info, name_indx, val))
- return FALSE;
- }
-
- /* If this is really a reference type, then we just output it with
- pointer type, and must now output a C++ record indicating that it
- is really reference type. */
- if (referencep)
- {
- unsigned int nindx;
-
- nindx = info->name_indx;
- ++info->name_indx;
-
- /* If this is a global variable, we want to output the misc
- record in the C++ misc record block. Otherwise, we want to
- output it just after the variable definition, which is where
- the current buffer is. */
- if (refflag != 2)
- {
- if (! ieee_change_buffer (info, &info->cxx))
- return FALSE;
- }
-
- if (! ieee_write_byte (info, (int) ieee_nn_record)
- || ! ieee_write_number (info, nindx)
- || ! ieee_write_id (info, "")
- || ! ieee_write_2bytes (info, (int) ieee_atn_record_enum)
- || ! ieee_write_number (info, nindx)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_number (info, 62)
- || ! ieee_write_number (info, 80)
- || ! ieee_write_number (info, 3)
- || ! ieee_write_asn (info, nindx, 'R')
- || ! ieee_write_asn (info, nindx, refflag)
- || ! ieee_write_atn65 (info, nindx, name))
- return FALSE;
- }
-
- return TRUE;
-}
-
-/* Start outputting information for a function. */
-
-static bfd_boolean
-ieee_start_function (void *p, const char *name, bfd_boolean global)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- bfd_boolean referencep;
- unsigned int retindx, typeindx;
-
- referencep = info->type_stack->type.referencep;
- retindx = ieee_pop_type (info);
-
- /* Besides recording a BB4 or BB6 block, we record the type of the
- function in the BB1 typedef block. We can't write out the full
- type until we have seen all the parameters, so we accumulate it
- in info->fntype and info->fnargs. */
- if (! ieee_buffer_emptyp (&info->fntype))
- {
- /* FIXME: This might happen someday if we support nested
- functions. */
- abort ();
- }
-
- info->fnname = name;
-
- /* An attribute of 0x40 means that the push mask is unknown. */
- if (! ieee_define_named_type (info, name, (unsigned int) -1, 0, FALSE, TRUE,
- &info->fntype)
- || ! ieee_write_number (info, 'x')
- || ! ieee_write_number (info, 0x40)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_number (info, retindx))
- return FALSE;
-
- typeindx = ieee_pop_type (info);
-
- if (! ieee_init_buffer (info, &info->fnargs))
- return FALSE;
- info->fnargcount = 0;
-
- /* If the function return value is actually a reference type, we
- must add a record indicating that. */
- if (referencep)
- {
- unsigned int nindx;
-
- nindx = info->name_indx;
- ++info->name_indx;
- if (! ieee_change_buffer (info, &info->cxx)
- || ! ieee_write_byte (info, (int) ieee_nn_record)
- || ! ieee_write_number (info, nindx)
- || ! ieee_write_id (info, "")
- || ! ieee_write_2bytes (info, (int) ieee_atn_record_enum)
- || ! ieee_write_number (info, nindx)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_number (info, 62)
- || ! ieee_write_number (info, 80)
- || ! ieee_write_number (info, 3)
- || ! ieee_write_asn (info, nindx, 'R')
- || ! ieee_write_asn (info, nindx, global ? 0 : 1)
- || ! ieee_write_atn65 (info, nindx, name))
- return FALSE;
- }
-
- assert (! ieee_buffer_emptyp (&info->vars));
- if (! ieee_change_buffer (info, &info->vars))
- return FALSE;
-
- /* The address is written out as the first block. */
-
- ++info->block_depth;
-
- return (ieee_write_byte (info, (int) ieee_bb_record_enum)
- && ieee_write_byte (info, global ? 4 : 6)
- && ieee_write_number (info, 0)
- && ieee_write_id (info, name)
- && ieee_write_number (info, 0)
- && ieee_write_number (info, typeindx));
-}
-
-/* Add a function parameter. This will normally be called before the
- first block, so we postpone them until we see the block. */
-
-static bfd_boolean
-ieee_function_parameter (void *p, const char *name, enum debug_parm_kind kind,
- bfd_vma val)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
- struct ieee_pending_parm *m, **pm;
-
- assert (info->block_depth == 1);
-
- m = (struct ieee_pending_parm *) xmalloc (sizeof *m);
- memset (m, 0, sizeof *m);
-
- m->next = NULL;
- m->name = name;
- m->referencep = info->type_stack->type.referencep;
- m->type = ieee_pop_type (info);
- m->kind = kind;
- m->val = val;
-
- for (pm = &info->pending_parms; *pm != NULL; pm = &(*pm)->next)
- ;
- *pm = m;
-
- /* Add the type to the fnargs list. */
- if (! ieee_change_buffer (info, &info->fnargs)
- || ! ieee_write_number (info, m->type))
- return FALSE;
- ++info->fnargcount;
-
- return TRUE;
-}
-
-/* Output pending function parameters. */
-
-static bfd_boolean
-ieee_output_pending_parms (struct ieee_handle *info)
-{
- struct ieee_pending_parm *m;
- unsigned int refcount;
-
- refcount = 0;
- for (m = info->pending_parms; m != NULL; m = m->next)
- {
- enum debug_var_kind vkind;
-
- switch (m->kind)
- {
- default:
- abort ();
- return FALSE;
- case DEBUG_PARM_STACK:
- case DEBUG_PARM_REFERENCE:
- vkind = DEBUG_LOCAL;
- break;
- case DEBUG_PARM_REG:
- case DEBUG_PARM_REF_REG:
- vkind = DEBUG_REGISTER;
- break;
- }
-
- if (! ieee_push_type (info, m->type, 0, FALSE, FALSE))
- return FALSE;
- info->type_stack->type.referencep = m->referencep;
- if (m->referencep)
- ++refcount;
- if (! ieee_variable ((void *) info, m->name, vkind, m->val))
- return FALSE;
- }
-
- /* If there are any reference parameters, we need to output a
- miscellaneous record indicating them. */
- if (refcount > 0)
- {
- unsigned int nindx, varindx;
-
- /* FIXME: The MRI compiler outputs the demangled function name
- here, but we are outputting the mangled name. */
- nindx = info->name_indx;
- ++info->name_indx;
- if (! ieee_change_buffer (info, &info->vars)
- || ! ieee_write_byte (info, (int) ieee_nn_record)
- || ! ieee_write_number (info, nindx)
- || ! ieee_write_id (info, "")
- || ! ieee_write_2bytes (info, (int) ieee_atn_record_enum)
- || ! ieee_write_number (info, nindx)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_number (info, 62)
- || ! ieee_write_number (info, 80)
- || ! ieee_write_number (info, refcount + 3)
- || ! ieee_write_asn (info, nindx, 'B')
- || ! ieee_write_atn65 (info, nindx, info->fnname)
- || ! ieee_write_asn (info, nindx, 0))
- return FALSE;
- for (m = info->pending_parms, varindx = 1;
- m != NULL;
- m = m->next, varindx++)
- {
- if (m->referencep)
- {
- if (! ieee_write_asn (info, nindx, varindx))
- return FALSE;
- }
- }
- }
-
- m = info->pending_parms;
- while (m != NULL)
- {
- struct ieee_pending_parm *next;
-
- next = m->next;
- free (m);
- m = next;
- }
-
- info->pending_parms = NULL;
-
- return TRUE;
-}
-
-/* Start a block. If this is the first block, we output the address
- to finish the BB4 or BB6, and then output the function parameters. */
-
-static bfd_boolean
-ieee_start_block (void *p, bfd_vma addr)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
-
- if (! ieee_change_buffer (info, &info->vars))
- return FALSE;
-
- if (info->block_depth == 1)
- {
- if (! ieee_write_number (info, addr)
- || ! ieee_output_pending_parms (info))
- return FALSE;
- }
- else
- {
- if (! ieee_write_byte (info, (int) ieee_bb_record_enum)
- || ! ieee_write_byte (info, 6)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_id (info, "")
- || ! ieee_write_number (info, 0)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_number (info, addr))
- return FALSE;
- }
-
- if (! ieee_start_range (info, addr))
- return FALSE;
-
- ++info->block_depth;
-
- return TRUE;
-}
-
-/* End a block. */
-
-static bfd_boolean
-ieee_end_block (void *p, bfd_vma addr)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
-
- /* The address we are given is the end of the block, but IEEE seems
- to want to the address of the last byte in the block, so we
- subtract one. */
- if (! ieee_change_buffer (info, &info->vars)
- || ! ieee_write_byte (info, (int) ieee_be_record_enum)
- || ! ieee_write_number (info, addr - 1))
- return FALSE;
-
- if (! ieee_end_range (info, addr))
- return FALSE;
-
- --info->block_depth;
-
- if (addr > info->highaddr)
- info->highaddr = addr;
-
- return TRUE;
-}
-
-/* End a function. */
-
-static bfd_boolean
-ieee_end_function (void *p)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
-
- assert (info->block_depth == 1);
-
- --info->block_depth;
-
- /* Now we can finish up fntype, and add it to the typdef section.
- At this point, fntype is the 'x' type up to the argument count,
- and fnargs is the argument types. We must add the argument
- count, and we must add the level. FIXME: We don't record varargs
- functions correctly. In fact, stabs debugging does not give us
- enough information to do so. */
- if (! ieee_change_buffer (info, &info->fntype)
- || ! ieee_write_number (info, info->fnargcount)
- || ! ieee_change_buffer (info, &info->fnargs)
- || ! ieee_write_number (info, 0))
- return FALSE;
-
- /* Make sure the typdef block has been started. */
- if (ieee_buffer_emptyp (&info->types))
- {
- if (! ieee_change_buffer (info, &info->types)
- || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
- || ! ieee_write_byte (info, 1)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_id (info, info->modname))
- return FALSE;
- }
-
- if (! ieee_append_buffer (info, &info->types, &info->fntype)
- || ! ieee_append_buffer (info, &info->types, &info->fnargs))
- return FALSE;
-
- info->fnname = NULL;
- if (! ieee_init_buffer (info, &info->fntype)
- || ! ieee_init_buffer (info, &info->fnargs))
- return FALSE;
- info->fnargcount = 0;
-
- return TRUE;
-}
-
-/* Record line number information. */
-
-static bfd_boolean
-ieee_lineno (void *p, const char *filename, unsigned long lineno, bfd_vma addr)
-{
- struct ieee_handle *info = (struct ieee_handle *) p;
-
- assert (info->filename != NULL);
-
- /* The HP simulator seems to get confused when more than one line is
- listed for the same address, at least if they are in different
- files. We handle this by always listing the last line for a
- given address, since that seems to be the one that gdb uses. */
- if (info->pending_lineno_filename != NULL
- && addr != info->pending_lineno_addr)
- {
- /* Make sure we have a line number block. */
- if (! ieee_buffer_emptyp (&info->linenos))
- {
- if (! ieee_change_buffer (info, &info->linenos))
- return FALSE;
- }
- else
- {
- info->lineno_name_indx = info->name_indx;
- ++info->name_indx;
- if (! ieee_change_buffer (info, &info->linenos)
- || ! ieee_write_byte (info, (int) ieee_bb_record_enum)
- || ! ieee_write_byte (info, 5)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_id (info, info->filename)
- || ! ieee_write_byte (info, (int) ieee_nn_record)
- || ! ieee_write_number (info, info->lineno_name_indx)
- || ! ieee_write_id (info, ""))
- return FALSE;
- info->lineno_filename = info->filename;
- }
-
- if (filename_cmp (info->pending_lineno_filename,
- info->lineno_filename) != 0)
- {
- if (filename_cmp (info->filename, info->lineno_filename) != 0)
- {
- /* We were not in the main file. Close the block for the
- included file. */
- if (! ieee_write_byte (info, (int) ieee_be_record_enum))
- return FALSE;
- if (filename_cmp (info->filename,
- info->pending_lineno_filename) == 0)
- {
- /* We need a new NN record, and we aren't about to
- output one. */
- info->lineno_name_indx = info->name_indx;
- ++info->name_indx;
- if (! ieee_write_byte (info, (int) ieee_nn_record)
- || ! ieee_write_number (info, info->lineno_name_indx)
- || ! ieee_write_id (info, ""))
- return FALSE;
- }
- }
- if (filename_cmp (info->filename,
- info->pending_lineno_filename) != 0)
- {
- /* We are not changing to the main file. Open a block for
- the new included file. */
- info->lineno_name_indx = info->name_indx;
- ++info->name_indx;
- if (! ieee_write_byte (info, (int) ieee_bb_record_enum)
- || ! ieee_write_byte (info, 5)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_id (info, info->pending_lineno_filename)
- || ! ieee_write_byte (info, (int) ieee_nn_record)
- || ! ieee_write_number (info, info->lineno_name_indx)
- || ! ieee_write_id (info, ""))
- return FALSE;
- }
- info->lineno_filename = info->pending_lineno_filename;
- }
-
- if (! ieee_write_2bytes (info, (int) ieee_atn_record_enum)
- || ! ieee_write_number (info, info->lineno_name_indx)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_number (info, 7)
- || ! ieee_write_number (info, info->pending_lineno)
- || ! ieee_write_number (info, 0)
- || ! ieee_write_asn (info, info->lineno_name_indx,
- info->pending_lineno_addr))
- return FALSE;
- }
-
- info->pending_lineno_filename = filename;
- info->pending_lineno = lineno;
- info->pending_lineno_addr = addr;
-
- return TRUE;
-}
projects / thirdparty / binutils-gdb.git / commitdiff
