-/*
-
- bfd backend for ieee objects.
+/* BFD back-end for ieee-695 objects.
+ Copyright (C) 1990, 91, 92, 93, 94 Free Software Foundation, Inc.
+ Written by Steve Chamberlain of Cygnus Support.
- IEEE 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.
+This file is part of BFD, the Binary File Descriptor library.
- On output, this module creates files with the parts in this order:
- header
- external_part,
- data_part,
- section_part,
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, 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 "sysdep.h"
#include "libbfd.h"
-#include "obstack.h"
#include "ieee.h"
#include "libieee.h"
-
-
+#include "obstack.h"
#define obstack_chunk_alloc malloc
-#define obstack_chunk_free free
-
-typedef void generic_symbol_type;
-static bfd_byte current_c;
-
-/***************************************************************************
- Functions for writing to ieee files in the strange way that the
- standard requires:
-*/
+#define obstack_chunk_free free
+/* Functions for writing to ieee files in the strange way that the
+ standard requires. */
static void
-ieee_write_byte(abfd, byte)
-bfd *abfd;
-bfd_byte byte;
+ieee_write_byte (abfd, byte)
+ bfd *abfd;
+ bfd_byte byte;
{
- bfd_write(&byte, 1, 1, abfd);
+ if (bfd_write ((PTR) & byte, 1, 1, abfd) != 1)
+ abort ();
}
+static void
+ieee_write_twobyte (abfd, twobyte)
+ bfd *abfd;
+ int twobyte;
+{
+ bfd_byte b[2];
+ b[1] = twobyte & 0xff;
+ b[0] = twobyte >> 8;
+ if (bfd_write ((PTR) & b[0], 1, 2, abfd) != 2)
+ abort ();
+}
static void
-ieee_write_2bytes(abfd, bytes)
-bfd *abfd;
-int bytes;
+ieee_write_2bytes (abfd, bytes)
+ bfd *abfd;
+ int bytes;
{
bfd_byte buffer[2];
buffer[0] = bytes >> 8;
buffer[1] = bytes & 0xff;
- bfd_write(buffer, 1, 2, abfd);
+ if (bfd_write ((PTR) buffer, 1, 2, abfd) != 2)
+ abort ();
}
static void
-ieee_write_int(abfd, value)
-bfd *abfd;
-bfd_vma value;
+ieee_write_int (abfd, value)
+ bfd *abfd;
+ bfd_vma value;
{
- if (value >= 0 && value <= 127) {
- ieee_write_byte(abfd, 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;
-
- ieee_write_byte(abfd, ieee_number_repeat_start_enum + length);
- switch (length) {
- case 4:
- ieee_write_byte(abfd, value >> 24);
- case 3:
- ieee_write_byte(abfd, value >> 16);
- case 2:
- ieee_write_byte(abfd, value >> 8);
- case 1:
- ieee_write_byte(abfd, value);
+ if (((unsigned) value) <= 127)
+ {
+ ieee_write_byte (abfd, (bfd_byte) 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;
+
+ ieee_write_byte (abfd,
+ (bfd_byte) ((int) ieee_number_repeat_start_enum + length));
+ switch (length)
+ {
+ case 4:
+ ieee_write_byte (abfd, (bfd_byte) (value >> 24));
+ case 3:
+ ieee_write_byte (abfd, (bfd_byte) (value >> 16));
+ case 2:
+ ieee_write_byte (abfd, (bfd_byte) (value >> 8));
+ case 1:
+ ieee_write_byte (abfd, (bfd_byte) (value));
+ }
}
- }
}
static void
-ieee_write_id(abfd, id)
-bfd *abfd;
-char *id;
+ieee_write_id (abfd, id)
+ bfd *abfd;
+ CONST char *id;
{
- size_t length = strlen(id);
- if (length >= 0 && length <= 127) {
- ieee_write_byte(abfd, length);
- }
- else if (length < 255) {
- ieee_write_byte(abfd, ieee_extension_length_1_enum);
- ieee_write_byte(abfd, length);
- }
- else if (length < 65535) {
- ieee_write_byte(abfd, ieee_extension_length_2_enum);
- ieee_write_byte(abfd, length >> 8);
- ieee_write_byte(abfd, length & 0xff);
- }
- else {
- BFD_FAIL();
- }
- bfd_write((bfd_byte *)id, 1, length, abfd);
+ size_t length = strlen (id);
+ if (length <= 127)
+ {
+ ieee_write_byte (abfd, (bfd_byte) length);
+ }
+ else if (length < 255)
+ {
+ ieee_write_byte (abfd, ieee_extension_length_1_enum);
+ ieee_write_byte (abfd, (bfd_byte) length);
+ }
+ else if (length < 65535)
+ {
+ ieee_write_byte (abfd, ieee_extension_length_2_enum);
+ ieee_write_byte (abfd, (bfd_byte) (length >> 8));
+ ieee_write_byte (abfd, (bfd_byte) (length & 0xff));
+ }
+ else
+ {
+ BFD_FAIL ();
+ }
+ if (bfd_write ((PTR) id, 1, length, abfd) != length)
+ abort ();
}
+\f
+
/***************************************************************************
Functions for reading from ieee files in the strange way that the
standard requires:
*/
-static bfd_byte
-this_byte(abfd)
-bfd *abfd;
-{
- return current_c;
-}
-
-static void
-next_byte(abfd)
-bfd *abfd;
-{
- if ( bfd_read(¤t_c, 1, 1, abfd) != 1) {
- BFD_FAIL();
- }
-
-}
-
-
-static bfd_byte this_byte_and_next(abfd)
-bfd *abfd;
-{
- bfd_byte r = this_byte(abfd);
- next_byte(abfd);
- return r;
-}
+#define this_byte(ieee) *((ieee)->input_p)
+#define next_byte(ieee) ((ieee)->input_p++)
+#define this_byte_and_next(ieee) (*((ieee)->input_p++))
-
-static unsigned short read_2bytes(abfd)
-bfd *abfd;
+static unsigned short
+read_2bytes (ieee)
+ common_header_type *ieee;
{
- unsigned char c1 = this_byte_and_next(abfd);
- unsigned char c2 = this_byte_and_next(abfd);
- return (c1<<8 ) | c2;
-
+ 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(abfd, string, length)
-bfd *abfd;
-char *string;
-size_t length;
+bfd_get_string (ieee, string, length)
+ common_header_type *ieee;
+ char *string;
+ size_t length;
{
size_t i;
- for (i= 0; i < length; i++) {
- string[i] = this_byte_and_next(abfd);
- }
+ for (i = 0; i < length; i++)
+ {
+ string[i] = this_byte_and_next (ieee);
+ }
}
-static char *read_id(abfd)
-bfd *abfd;
+static char *
+read_id (ieee)
+ common_header_type *ieee;
{
size_t length;
char *string;
- length = this_byte_and_next(abfd);
- if (length >= 0x00 && 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(abfd);
- }
- else if (length == 0xdf) {
- /* Length is next two bytes, allowing 0..65535 */
- length = this_byte_and_next(abfd) ;
- length = (length * 256) + this_byte_and_next(abfd);
- }
+ length = this_byte_and_next (ieee);
+ if (length <= 0x7f)
+ {
+ /* Simple string of length 0 to 127 */
+ }
+ else if (length == 0xde)
+ {
+ /* Length is next byte, allowing 0..255 */
+ length = this_byte_and_next (ieee);
+ }
+ else if (length == 0xdf)
+ {
+ /* Length is next two bytes, allowing 0..65535 */
+ length = this_byte_and_next (ieee);
+ length = (length * 256) + this_byte_and_next (ieee);
+ }
/* Buy memory and read string */
- string = malloc(length+1);
- bfd_get_string(abfd, string, length);
+ string = bfd_alloc (ieee->abfd, length + 1);
+ if (!string)
+ {
+ bfd_set_error (bfd_error_no_memory);
+ return NULL;
+ }
+ bfd_get_string (ieee, string, length);
string[length] = 0;
return string;
}
static void
-ieee_write_expression(abfd, value, section, symbol)
-bfd*abfd;
-bfd_vma value;
-asection *section;
-asymbol *symbol;
-{
- unsigned int plus_count = 0;
- ieee_write_int(abfd, value);
- if (section != (asection *)NULL) {
- plus_count++;
- ieee_write_byte(abfd, ieee_variable_L_enum);
- ieee_write_byte(abfd, section->index +IEEE_SECTION_NUMBER_BASE);
- }
+ieee_write_expression (abfd, value, symbol, pcrel, index)
+ bfd *abfd;
+ bfd_vma value;
+ asymbol *symbol;
+ boolean pcrel;
+ unsigned int index;
+{
+ unsigned int term_count = 0;
- if (symbol != (asymbol *)NULL) {
- plus_count++;
- if ((symbol->flags & BSF_UNDEFINED ) ||
- (symbol->flags & BSF_FORT_COMM)) {
- ieee_write_byte(abfd, ieee_variable_X_enum);
- ieee_write_int(abfd, symbol->value);
+ if (value != 0)
+ {
+ ieee_write_int (abfd, value);
+ term_count++;
}
- else if (symbol->flags & BSF_GLOBAL) {
- ieee_write_byte(abfd, ieee_variable_I_enum);
- ieee_write_int(abfd, symbol->value);
+
+ if (bfd_is_com_section (symbol->section)
+ || symbol->section == &bfd_und_section)
+ {
+ /* Def of a common symbol */
+ ieee_write_byte (abfd, ieee_variable_X_enum);
+ ieee_write_int (abfd, symbol->value);
+ term_count++;
}
- else {
- BFD_FAIL();
+ else if (symbol->section != &bfd_abs_section)
+ {
+ /* Ref to defined symbol - */
+
+ ieee_write_byte (abfd, ieee_variable_R_enum);
+ ieee_write_byte (abfd,
+ (bfd_byte) (symbol->section->index + IEEE_SECTION_NUMBER_BASE));
+ term_count++;
+ if (symbol->flags & BSF_GLOBAL)
+ {
+ ieee_write_byte (abfd, ieee_variable_I_enum);
+ ieee_write_int (abfd, symbol->value);
+ 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 */
+ ieee_write_byte (abfd, ieee_variable_R_enum); /* or L */
+ ieee_write_byte (abfd,
+ (bfd_byte) (symbol->section->index + IEEE_SECTION_NUMBER_BASE));
+ ieee_write_int (abfd, symbol->value);
+ term_count++;
+ }
+ else
+ {
+ BFD_FAIL ();
+ }
}
- }
- while (plus_count != 0) {
- ieee_write_byte(abfd, ieee_function_plus_enum);
- plus_count--;
- }
+ if (pcrel)
+ {
+ /* subtract the pc from here by asking for PC of this section*/
+ ieee_write_byte (abfd, ieee_variable_P_enum);
+ ieee_write_byte (abfd, (bfd_byte) (index + IEEE_SECTION_NUMBER_BASE));
+ ieee_write_byte (abfd, ieee_function_minus_enum);
+ }
+ if (term_count == 1)
+ {
+ ieee_write_byte (abfd, 0);
+ }
+ else
+ {
+ while (term_count > 1)
+ {
+ ieee_write_byte (abfd, ieee_function_plus_enum);
+ term_count--;
+ }
+ }
}
-
-
-
-
-
-
-
-
+\f
/*****************************************************************************/
writes any integer into the buffer supplied and always takes 5 bytes
*/
static void
-ieee_write_int5(buffer, value)
-bfd_byte*buffer;
-bfd_vma value;
+ieee_write_int5 (buffer, value)
+ bfd_byte *buffer;
+ bfd_vma value;
{
- buffer[0] = ieee_number_repeat_4_enum;
- buffer[1] = (value >> 24 ) & 0xff;
- buffer[2] = (value >> 16 ) & 0xff;
- buffer[3] = (value >> 8 ) & 0xff;
- buffer[4] = (value >> 4 ) & 0xff;
+ 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 void
+ieee_write_int5_out (abfd, value)
+ bfd *abfd;
+ bfd_vma value;
+{
+ bfd_byte b[5];
+ ieee_write_int5 (b, value);
+ if (bfd_write ((PTR) b, 1, 5, abfd) != 5)
+ abort ();
+}
-
-static boolean
-parse_int(abfd, value_ptr)
-bfd *abfd;
-bfd_vma *value_ptr;
+static boolean
+parse_int (ieee, value_ptr)
+ common_header_type *ieee;
+ bfd_vma *value_ptr;
{
- int value = this_byte(abfd);
+ int value = this_byte (ieee);
int result;
- if (value >= 0 && value <= 127) {
- *value_ptr = value;
- next_byte(abfd);
- return true;
- }
- else if (value >= 0x80 && value <= 0x88) {
- unsigned int count = value & 0xf;
- result = 0;
- next_byte(abfd);
- while (count) {
- result =(result << 8) | this_byte_and_next(abfd);
- count--;
- }
- *value_ptr = result;
- return true;
- }
+ if (value >= 0 && value <= 127)
+ {
+ *value_ptr = value;
+ next_byte (ieee);
+ return true;
+ }
+ else if (value >= 0x80 && value <= 0x88)
+ {
+ unsigned int count = value & 0xf;
+ result = 0;
+ next_byte (ieee);
+ while (count)
+ {
+ result = (result << 8) | this_byte_and_next (ieee);
+ count--;
+ }
+ *value_ptr = result;
+ return true;
+ }
return false;
}
-static int parse_i(abfd, ok)
-bfd *abfd;
-boolean *ok;
+
+static int
+parse_i (ieee, ok)
+ common_header_type *ieee;
+ boolean *ok;
{
bfd_vma x;
- *ok = parse_int(abfd, &x);
+ *ok = parse_int (ieee, &x);
return x;
}
-static bfd_vma must_parse_int(abfd)
-bfd *abfd;
+static bfd_vma
+must_parse_int (ieee)
+ common_header_type *ieee;
{
bfd_vma result;
- BFD_ASSERT(parse_int(abfd, &result) == true);
+ BFD_ASSERT (parse_int (ieee, &result) == true);
return result;
}
-typedef struct
+typedef struct
{
bfd_vma value;
asection *section;
} ieee_value_type;
-static
-reloc_howto_type abs32_howto
- = {1,0,2,32,0,0,0,true,0,"abs32",false,0xffffffff};
static
-reloc_howto_type abs16_howto
- = {1,0,1,16,0,0,0,true,0,"abs16",false,0x0000ffff};
+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 ieee_symbol_index_type NOSYMBOL = { 0, 0};
+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, 0xffffffff,
+ 0xffffffff, false);
+
+static
+reloc_howto_type rel16_howto
+= HOWTO (1, 0, 1, 16, true, 0, complain_overflow_signed, 0, "rel16", true, 0x0000ffff, 0x0000ffff, false);
+
+static
+reloc_howto_type rel8_howto
+= HOWTO (1, 0, 0, 8, true, 0, complain_overflow_signed, 0, "rel8", true, 0x000000ff, 0x000000ff, false);
+
+
+static ieee_symbol_index_type NOSYMBOL =
+{0, 0};
+
+
+static void
+parse_expression (ieee, value, symbol, pcrel, extra, section)
+ ieee_data_type *ieee;
+ bfd_vma *value;
+ ieee_symbol_index_type *symbol;
+ boolean *pcrel;
+ unsigned int *extra;
+ asection **section;
-void
-frob(abfd, value, section, symbol, pcrel, extra)
-bfd *abfd;
-bfd_vma *value;
-asection **section;
-ieee_symbol_index_type *symbol;
-boolean *pcrel;
-unsigned int *extra;
{
#define POS sp[1]
#define TOS sp[0]
#define POP(x,y,z) DEC;x=TOS.symbol;y=TOS.section;z=TOS.value;
ieee_value_type *sp = stack;
- while (loop) {
- switch (this_byte(abfd))
- {
- case ieee_variable_P_enum:
- /* P variable, current program counter for section n */
+ while (loop)
+ {
+ switch (this_byte (&(ieee->h)))
{
- int section_n ;
- next_byte(abfd);
- section_n = must_parse_int(abfd);
- PUSH(NOSYMBOL, 0,
- TOS.value = ieee_data(abfd)->section_table[section_n]->vma +
- ieee_per_section(ieee_data(abfd)->section_table[section_n])->pc);
+ case ieee_variable_P_enum:
+ /* P variable, current program counter for section n */
+ {
+ int section_n;
+ next_byte (&(ieee->h));
+ *pcrel = true;
+ section_n = must_parse_int (&(ieee->h));
+ PUSH (NOSYMBOL, &bfd_abs_section,
+ TOS.value = ieee->section_table[section_n]->vma +
+ ieee_per_section (ieee->section_table[section_n])->pc);
+ break;
+ }
+ case ieee_variable_L_enum:
+ /* L variable address of section N */
+ next_byte (&(ieee->h));
+ PUSH (NOSYMBOL, ieee->section_table[must_parse_int (&(ieee->h))], 0);
break;
- }
- case ieee_variable_L_enum:
- /* L variable address of section N */
- next_byte(abfd);
- PUSH(NOSYMBOL,ieee_data(abfd)->section_table[must_parse_int(abfd)],0);
- break;
- case ieee_variable_R_enum:
- /* R variable, logical address of section module */
- /* FIXME, this should be different to L */
- next_byte(abfd);
- PUSH(NOSYMBOL,ieee_data(abfd)->section_table[must_parse_int(abfd)],0);
- break;
- case ieee_variable_S_enum:
- /* S variable, size in MAUS of section module */
- next_byte(abfd);
- PUSH(NOSYMBOL,
- 0,
- ieee_data(abfd)->section_table[must_parse_int(abfd)]->size);
- break;
-
- case ieee_variable_X_enum:
- /* Push the address of external variable n */
- {
- ieee_symbol_index_type sy;
- next_byte(abfd);
- sy.index = (int)(must_parse_int(abfd)) ;
- sy.letter = 'X';
-
- PUSH(sy, 0, 0);
- }
- break;
- case ieee_function_minus_enum:
- {
- bfd_vma value1, value2;
- asection *section;
- ieee_symbol_index_type sy;
- next_byte(abfd);
-
- POP(sy, section, value1);
- POP(sy, section, value2);
- PUSH(NOSYMBOL, 0, value1-value2);
- }
- break;
- case ieee_function_plus_enum:
- {
- bfd_vma value1, value2;
- asection *section1;
- asection *section2;
- ieee_symbol_index_type sy;
- next_byte(abfd);
-
- POP(sy, section1, value1);
- POP(sy, section2, value2);
- PUSH(NOSYMBOL, section1 ? section1: section2, value1+value2);
- }
- break;
- default:
- {
- bfd_vma va;
- BFD_ASSERT(this_byte(abfd) < ieee_variable_A_enum
- || this_byte(abfd) > ieee_variable_Z_enum);
- if (parse_int(abfd, &va))
- {
- PUSH(NOSYMBOL,0, va);
- }
- else {
- /*
- Thats all that we can understand. 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 ommited
- 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. -
- */
-
- POP(*symbol, *section, *value);
- if (sp != stack) {
- BFD_ASSERT(*section == 0);
- *extra = *value;
- /* Get what should be returned */
- POP(*symbol, *section, *value);
- }
- else {
- *extra = 0;
- }
- loop = false;
+ case ieee_variable_R_enum:
+ /* R variable, logical address of section module */
+ /* FIXME, this should be different to L */
+ next_byte (&(ieee->h));
+ PUSH (NOSYMBOL, ieee->section_table[must_parse_int (&(ieee->h))], 0);
+ break;
+ case ieee_variable_S_enum:
+ /* S variable, size in MAUS of section module */
+ next_byte (&(ieee->h));
+ PUSH (NOSYMBOL,
+ 0,
+ ieee->section_table[must_parse_int (&(ieee->h))]->_raw_size);
+ break;
+ case ieee_variable_I_enum:
+ case ieee_variable_X_enum:
+ /* Push the address of external variable n */
+ {
+ ieee_symbol_index_type sy;
+ next_byte (&(ieee->h));
+ sy.index = (int) (must_parse_int (&(ieee->h)));
+ sy.letter = 'X';
+
+ PUSH (sy, &bfd_und_section, 0);
}
- }
+ break;
+ case ieee_function_minus_enum:
+ {
+ bfd_vma value1, value2;
+ asection *section1, *section_dummy;
+ ieee_symbol_index_type sy;
+ next_byte (&(ieee->h));
+
+ POP (sy, section1, value1);
+ POP (sy, section_dummy, value2);
+ PUSH (sy, section1 ? section1 : section_dummy, value1 - value2);
+ }
+ break;
+ case ieee_function_plus_enum:
+ {
+ bfd_vma value1, value2;
+ asection *section1;
+ asection *section2;
+ ieee_symbol_index_type sy1;
+ ieee_symbol_index_type sy2;
+ next_byte (&(ieee->h));
+
+ POP (sy1, section1, value1);
+ POP (sy2, section2, value2);
+ PUSH (sy1.letter ? sy1 : sy2, section1 != &bfd_abs_section ? section1 : section2, 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, va);
+ }
+ else
+ {
+ /*
+ Thats all that we can understand. 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);
+ }
+ {
+ asection *dummy;
- }
- }
+ POP (*symbol, dummy, *value);
+ if (section)
+ *section = dummy;
+ }
+
+ loop = false;
+ }
+ }
+ }
+ }
}
-static void
-ieee_seek(abfd, offset, rel)
-bfd *abfd;
-file_ptr offset;
-boolean rel;
+
+#define ieee_seek(abfd, offset) \
+ IEEE_DATA(abfd)->h.input_p = IEEE_DATA(abfd)->h.first_byte + offset
+
+#define ieee_pos(abfd) IEEE_DATA(abfd)->h.input_p -IEEE_DATA(abfd)->h.first_byte
+
+static unsigned int last_index;
+static char last_type; /* is the index for an X or a D */
+
+static ieee_symbol_type *
+get_symbol (abfd,
+ ieee,
+ last_symbol,
+ symbol_count,
+ pptr,
+ max_index,
+ this_type
+)
+ bfd *abfd;
+ ieee_data_type *ieee;
+ ieee_symbol_type *last_symbol;
+ unsigned int *symbol_count;
+ ieee_symbol_type ***pptr;
+ unsigned int *max_index;
+ char this_type
+ ;
{
- (void) bfd_seek(abfd, offset, rel);
- /* Prime look ahead token */
- next_byte(abfd);
+ /* 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 = (ieee_symbol_type *) bfd_alloc (ieee->h.abfd,
+ sizeof (ieee_symbol_type));
+ if (!new_symbol)
+ {
+ bfd_set_error (bfd_error_no_memory);
+ 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;
+ return new_symbol;
+ }
+ return last_symbol;
}
-static void
-ieee_slurp_external_symbols(abfd)
-bfd *abfd;
+static boolean
+ieee_slurp_external_symbols (abfd)
+ bfd *abfd;
{
- ieee_data_type *ieee = ieee_data(abfd);
+ ieee_data_type *ieee = IEEE_DATA (abfd);
file_ptr offset = ieee->w.r.external_part;
ieee_symbol_type **prev_symbols_ptr = &ieee->external_symbols;
ieee_symbol_type **prev_reference_ptr = &ieee->external_reference;
- ieee_symbol_type *symbol;
+ ieee_symbol_type *symbol = (ieee_symbol_type *) NULL;
unsigned int symbol_count = 0;
boolean loop = true;
-
+ last_index = 0xffffff;
ieee->symbol_table_full = true;
- ieee_seek(abfd, offset ,false);
+ ieee_seek (abfd, offset);
- while (loop) {
- switch (this_byte(abfd)) {
- case ieee_external_symbol_enum:
- next_byte(abfd);
- symbol = (ieee_symbol_type *)malloc(sizeof(ieee_symbol_type));
+ while (loop)
+ {
+ switch (this_byte (&(ieee->h)))
+ {
+ case ieee_nn_record:
+ next_byte (&(ieee->h));
+
+ symbol = get_symbol (abfd, ieee, symbol, &symbol_count,
+ &prev_symbols_ptr,
+ &ieee->external_symbol_max_index, 'D');
+ if (symbol == NULL)
+ return false;
+
+ symbol->symbol.the_bfd = abfd;
+ symbol->symbol.name = read_id (&(ieee->h));
+ symbol->symbol.udata = (PTR) NULL;
+ symbol->symbol.flags = BSF_NO_FLAGS;
+ break;
+ case ieee_external_symbol_enum:
+ next_byte (&(ieee->h));
- *prev_symbols_ptr = symbol;
- prev_symbols_ptr= &symbol->next;
- symbol->index = must_parse_int(abfd);
- if (symbol->index > ieee->external_symbol_max_index) {
- ieee->external_symbol_max_index = symbol->index;
- }
- BFD_ASSERT (symbol->index >= ieee->external_symbol_min_index);
- symbol_count++;
- symbol->symbol.the_bfd = abfd;
- symbol->symbol.name = read_id(abfd);
- symbol->symbol.udata = (void *)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;
- next_byte(abfd); /* Skip prefix */
- next_byte(abfd);
- symbol_name_index = must_parse_int(abfd);
- symbol_type_index = must_parse_int(abfd);
- symbol_attribute_def = must_parse_int(abfd);
-
- parse_int(abfd,&value);
+ symbol = get_symbol (abfd, ieee, symbol, &symbol_count,
+ &prev_symbols_ptr,
+ &ieee->external_symbol_max_index, 'D');
+ if (symbol == NULL)
+ return false;
- }
- break;
- case ieee_value_record_enum >> 8:
- {
- unsigned int symbol_name_index;
- ieee_symbol_index_type symbol_ignore;
- boolean *pcrel_ignore;
- unsigned int extra_ignore;
- next_byte(abfd);
- next_byte(abfd);
-
- symbol_name_index = must_parse_int(abfd);
- frob(abfd,
- &symbol->symbol.value,
- &symbol->symbol.section,
- &symbol_ignore,
- &pcrel_ignore,
- &extra_ignore);
- if (symbol->symbol.section != (asection *)NULL) {
- symbol->symbol.flags = BSF_GLOBAL | BSF_EXPORT;
- }
- else {
- symbol->symbol.flags = BSF_GLOBAL | BSF_EXPORT | BSF_ABSOLUTE;
- }
- }
- break;
- case ieee_weak_external_reference_enum:
- { bfd_vma size;
- bfd_vma value ;
- next_byte(abfd);
- /* Throw away the external reference index */
- (void)must_parse_int(abfd);
- /* Fetch the default size if not resolved */
- size = must_parse_int(abfd);
- /* Fetch the defautlt value if available */
- if ( parse_int(abfd, &value) == false) {
- value = 0;
- }
- /* This turns into a common */
- symbol->symbol.flags = BSF_FORT_COMM;
- symbol->symbol.value = size;
- }
- break;
+ BFD_ASSERT (symbol->index >= ieee->external_symbol_min_index);
- case ieee_external_reference_enum:
- next_byte(abfd);
- symbol = (ieee_symbol_type *)malloc(sizeof(ieee_symbol_type));
- symbol_count++;
- *prev_reference_ptr = symbol;
- prev_reference_ptr = &symbol->next;
- symbol->index = must_parse_int(abfd);
- symbol->symbol.the_bfd = abfd;
- symbol->symbol.name = read_id(abfd);
- symbol->symbol.udata = (void *)NULL;
- symbol->symbol.section = (asection *)NULL;
- symbol->symbol.value = (bfd_vma)0;
- symbol->symbol.flags = BSF_UNDEFINED;
- if (symbol->index > ieee->external_reference_max_index) {
- ieee->external_reference_max_index = symbol->index;
- }
- BFD_ASSERT (symbol->index >= ieee->external_reference_min_index);
- break;
+ symbol->symbol.the_bfd = abfd;
+ symbol->symbol.name = read_id (&(ieee->h));
+ symbol->symbol.udata = (PTR) NULL;
+ symbol->symbol.flags = BSF_NO_FLAGS;
+ break;
+ case ieee_attribute_record_enum >> 8:
+ {
+ unsigned int symbol_name_index;
+ unsigned int symbol_type_index;
+ unsigned int symbol_attribute_def;
+ bfd_vma value;
+ next_byte (&(ieee->h)); /* Skip prefix */
+ next_byte (&(ieee->h));
+ symbol_name_index = must_parse_int (&(ieee->h));
+ symbol_type_index = must_parse_int (&(ieee->h));
+ symbol_attribute_def = must_parse_int (&(ieee->h));
+ switch (symbol_attribute_def)
+ {
+ case 63:
+ /* Module misc; followed by two fields which describe the
+ current module block. The first fired is the type id
+ number, the second is the number of asn records
+ associated with the directive */
+ parse_int (&(ieee->h), &value);
+ parse_int (&(ieee->h), &value);
+ break;
+
+ default:
+ parse_int (&(ieee->h), &value);
+ break;
+ }
+ }
+ break;
+ case ieee_value_record_enum >> 8:
+ {
+ unsigned int symbol_name_index;
+ ieee_symbol_index_type symbol_ignore;
+ boolean pcrel_ignore;
+ unsigned int extra;
+ next_byte (&(ieee->h));
+ next_byte (&(ieee->h));
+
+ symbol_name_index = must_parse_int (&(ieee->h));
+ parse_expression (ieee,
+ &symbol->symbol.value,
+ &symbol_ignore,
+ &pcrel_ignore,
+ &extra,
+ &symbol->symbol.section);
+
+ symbol->symbol.flags = BSF_GLOBAL | BSF_EXPORT;
- default:
- loop = false;
- }
- }
+ }
+ break;
+ case ieee_weak_external_reference_enum:
+ {
+ bfd_vma size;
+ bfd_vma value;
+ next_byte (&(ieee->h));
+ /* Throw away the external reference index */
+ (void) must_parse_int (&(ieee->h));
+ /* Fetch the default size if not resolved */
+ size = must_parse_int (&(ieee->h));
+ /* Fetch the defautlt value if available */
+ if (parse_int (&(ieee->h), &value) == false)
+ {
+ value = 0;
+ }
+ /* This turns into a common */
+ symbol->symbol.section = &bfd_com_section;
+ symbol->symbol.value = size;
+ }
+ break;
- 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;
- }
+ case ieee_external_reference_enum:
+ next_byte (&(ieee->h));
+
+ symbol = get_symbol (abfd, ieee, symbol, &symbol_count,
+ &prev_reference_ptr,
+ &ieee->external_reference_max_index, 'X');
+ if (symbol == NULL)
+ return false;
+
+ symbol->symbol.the_bfd = abfd;
+ symbol->symbol.name = read_id (&(ieee->h));
+ symbol->symbol.udata = (PTR) NULL;
+ symbol->symbol.section = &bfd_und_section;
+ 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 -
+ 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;
- }
+ }
+ else
+ {
+ ieee->external_reference_count = 0;
+ }
abfd->symcount =
- ieee->external_reference_count + ieee->external_symbol_count;
+ ieee->external_reference_count + ieee->external_symbol_count;
- if (symbol_count != abfd->symcount) {
- /* There are gaps in the table -- */
- ieee->symbol_table_full = false;
- }
- *prev_symbols_ptr = (ieee_symbol_type *)NULL;
- *prev_reference_ptr = (ieee_symbol_type *)NULL;
+ if (symbol_count != abfd->symcount)
+ {
+ /* There are gaps in the table -- */
+ ieee->symbol_table_full = false;
+ }
+
+ *prev_symbols_ptr = (ieee_symbol_type *) NULL;
+ *prev_reference_ptr = (ieee_symbol_type *) NULL;
+
+ return true;
}
-static void
-ieee_slurp_symbol_table(abfd)
-bfd *abfd;
+static boolean
+ieee_slurp_symbol_table (abfd)
+ bfd *abfd;
{
- if (ieee_data(abfd)->read_symbols == false) {
- ieee_slurp_external_symbols(abfd);
- ieee_data(abfd)->read_symbols= true;
- }
+ if (IEEE_DATA (abfd)->read_symbols == false)
+ {
+ if (! ieee_slurp_external_symbols (abfd))
+ return false;
+ IEEE_DATA (abfd)->read_symbols = true;
+ }
+ return true;
}
-size_t
+long
ieee_get_symtab_upper_bound (abfd)
-bfd *abfd;
+ bfd *abfd;
{
- ieee_slurp_symbol_table (abfd);
+ if (! ieee_slurp_symbol_table (abfd))
+ return -1;
- return (abfd->symcount != 0) ?
- (abfd->symcount+1) * (sizeof (ieee_symbol_type *)) : 0;
+ 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 bfd_target ieee_vec;
-unsigned int
+
+long
ieee_get_symtab (abfd, location)
-bfd *abfd;
-asymbol **location;
+ bfd *abfd;
+ asymbol **location;
{
ieee_symbol_type *symp;
static bfd dummy_bfd;
static asymbol empty_symbol =
- { &dummy_bfd," ieee empty",(symvalue)0,BSF_DEBUGGING | BSF_FAKE};
+ /* the_bfd, name, value, attr, section */
+ {&dummy_bfd, " ieee empty", (symvalue) 0, BSF_DEBUGGING, &bfd_abs_section};
- ieee_data_type *ieee = ieee_data(abfd);
- dummy_bfd.xvec= &ieee_vec;
- ieee_slurp_symbol_table(abfd);
+ 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 == false) {
- /* 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 (ieee->symbol_table_full == false)
+ {
+ /* 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;
- location[abfd->symcount] = (asymbol *)NULL;
+ for (symp = IEEE_DATA (abfd)->external_reference;
+ symp != (ieee_symbol_type *) NULL;
+ symp = symp->next)
+ {
+ location[symp->index + ieee->external_reference_base_offset] =
+ &symp->symbol;
+ }
+ }
+ if (abfd->symcount)
+ {
+ location[abfd->symcount] = (asymbol *) NULL;
+ }
return abfd->symcount;
}
+static asection *
+get_section_entry (abfd, ieee, index)
+ bfd *abfd;
+ ieee_data_type *ieee;
+ unsigned int index;
+{
+ if (ieee->section_table[index] == (asection *) NULL)
+ {
+ char *tmp = bfd_alloc (abfd, 11);
+ asection *section;
+
+ if (!tmp)
+ {
+ bfd_set_error (bfd_error_no_memory);
+ return NULL;
+ }
+ sprintf (tmp, " fsec%4d", index);
+ section = bfd_make_section (abfd, tmp);
+ ieee->section_table[index] = section;
+ section->flags = SEC_NO_FLAGS;
+ section->target_index = index;
+ ieee->section_table[index] = section;
+ }
+ return ieee->section_table[index];
+}
static void
-ieee_slurp_sections(abfd)
-bfd *abfd;
+ieee_slurp_sections (abfd)
+ bfd *abfd;
{
- ieee_data_type *ieee = ieee_data(abfd);
+ ieee_data_type *ieee = IEEE_DATA (abfd);
file_ptr offset = ieee->w.r.section_part;
+ asection *section = (asection *) NULL;
+ char *name;
- asection *section = (asection *)NULL;
-
- if (offset != 0) {
- bfd_byte section_type[3];
- ieee_seek(abfd, offset, false);
- while (true) {
- switch (this_byte(abfd)) {
- case ieee_section_type_enum:
+ if (offset != 0)
+ {
+ bfd_byte section_type[3];
+ ieee_seek (abfd, offset);
+ while (true)
{
- unsigned int section_index ;
- next_byte(abfd);
- section_index = must_parse_int(abfd);
- /* Fixme to be nice about a silly number of sections */
- BFD_ASSERT(section_index < NSECTIONS);
-
- section = bfd_make_section(abfd, " tempname");
- ieee->section_table[section_index] = section;
- section->flags = SEC_NO_FLAGS;
- section->target_index = section_index;
- section_type[0] = this_byte_and_next(abfd);
- switch (section_type[0]) {
- case 0xC3:
- section_type[1] = this_byte(abfd);
- section->flags = SEC_LOAD;
- switch (section_type[1]) {
- case 0xD0:
- /* Normal code */
- next_byte(abfd);
- section->flags |= SEC_LOAD | SEC_CODE;
+ switch (this_byte (&(ieee->h)))
+ {
+ case ieee_section_type_enum:
+ {
+ unsigned int section_index;
+ next_byte (&(ieee->h));
+ section_index = must_parse_int (&(ieee->h));
+ /* Fixme to be nice about a silly number of sections */
+ BFD_ASSERT (section_index < NSECTIONS);
+
+ section = get_section_entry (abfd, ieee, section_index);
+
+ section_type[0] = this_byte_and_next (&(ieee->h));
+ switch (section_type[0])
+ {
+ case 0xC1:
+ /* Normal attributes for absolute sections */
+ section_type[1] = this_byte (&(ieee->h));
+ section->flags = SEC_LOAD | SEC_ALLOC | SEC_HAS_CONTENTS;
+ switch (section_type[1])
+ {
+ case 0xD3: /* AS Absolute section attributes */
+ next_byte (&(ieee->h));
+ section_type[2] = this_byte (&(ieee->h));
+ switch (section_type[2])
+ {
+ case 0xD0:
+ /* Normal code */
+ next_byte (&(ieee->h));
+ section->flags |= SEC_LOAD | SEC_CODE;
+ break;
+ case 0xC4:
+ next_byte (&(ieee->h));
+ section->flags |= SEC_LOAD | SEC_DATA;
+ /* Normal data */
+ break;
+ case 0xD2:
+ next_byte (&(ieee->h));
+ /* Normal rom data */
+ section->flags |= SEC_LOAD | SEC_ROM | SEC_DATA;
+ break;
+ default:
+ break;
+ }
+ }
+ break;
+ case 0xC3: /* Named relocatable sections (type C) */
+ section_type[1] = this_byte (&(ieee->h));
+ section->flags = SEC_LOAD | SEC_ALLOC | SEC_HAS_CONTENTS;
+ switch (section_type[1])
+ {
+ case 0xD0: /* Normal code (CP) */
+ next_byte (&(ieee->h));
+ section->flags |= SEC_LOAD | SEC_CODE;
+ break;
+ case 0xC4: /* Normal data (CD) */
+ next_byte (&(ieee->h));
+ section->flags |= SEC_LOAD | SEC_DATA;
+ break;
+ case 0xD2: /* Normal rom data (CR) */
+ next_byte (&(ieee->h));
+ section->flags |= SEC_LOAD | SEC_ROM | SEC_DATA;
+ break;
+ default:
+ break;
+ }
+ }
+
+ /* Read section name, use it if non empty. */
+ name = read_id (&ieee->h);
+ if (name[0])
+ section->name = name;
+
+ /* Skip these fields, which we don't care about */
+ {
+ bfd_vma parent, brother, context;
+ parse_int (&(ieee->h), &parent);
+ parse_int (&(ieee->h), &brother);
+ parse_int (&(ieee->h), &context);
+ }
+ }
break;
- case 0xC4:
- next_byte(abfd);
- section->flags |= SEC_LOAD | SEC_DATA;
- /* Normal data */
+ case ieee_section_alignment_enum:
+ {
+ unsigned int section_index;
+ bfd_vma value;
+ asection *section;
+ next_byte (&(ieee->h));
+ section_index = must_parse_int (&ieee->h);
+ section = get_section_entry (abfd, ieee, section_index);
+ if (section_index > ieee->section_count)
+ {
+ ieee->section_count = section_index;
+ }
+ section->alignment_power =
+ bfd_log2 (must_parse_int (&ieee->h));
+ (void) parse_int (&(ieee->h), &value);
+ }
break;
- case 0xD2:
- next_byte(abfd);
- /* Normal rom data */
- section->flags |= SEC_LOAD | SEC_ROM | SEC_DATA;
+ case ieee_e2_first_byte_enum:
+ {
+ ieee_record_enum_type t = (ieee_record_enum_type) (read_2bytes (&(ieee->h)));
+
+ switch (t)
+ {
+ case ieee_section_size_enum:
+ section = ieee->section_table[must_parse_int (&(ieee->h))];
+ section->_raw_size = must_parse_int (&(ieee->h));
+ break;
+ case ieee_physical_region_size_enum:
+ section = ieee->section_table[must_parse_int (&(ieee->h))];
+ section->_raw_size = must_parse_int (&(ieee->h));
+ break;
+ case ieee_region_base_address_enum:
+ section = ieee->section_table[must_parse_int (&(ieee->h))];
+ section->vma = must_parse_int (&(ieee->h));
+ 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));
+ break;
+ case ieee_section_offset_enum:
+ (void) must_parse_int (&(ieee->h));
+ (void) must_parse_int (&(ieee->h));
+ break;
+ default:
+ return;
+ }
+ }
break;
default:
- break;
+ return;
}
- }
- section->name = read_id(abfd);
- { bfd_vma parent, brother, context;
- parse_int(abfd, &parent);
- parse_int(abfd, &brother);
- parse_int(abfd, &context);
- }
-
-
- }
- break;
- case ieee_section_alignment_enum:
- {
- unsigned int section_index;
- bfd_vma value;
- next_byte(abfd);
- section_index = must_parse_int(abfd);
- if (section_index > ieee->section_count) {
- ieee->section_count = section_index;
- }
- ieee->section_table[section_index]->alignment_power =
- bfd_log2(must_parse_int(abfd));
- (void)parse_int(abfd, & value);
- }
- break;
- case ieee_e2_first_byte_enum:
- {
- ieee_record_enum_type t = read_2bytes(abfd);
- switch (t) {
- case ieee_section_size_enum:
- section = ieee->section_table[must_parse_int(abfd)];
- section->size = must_parse_int(abfd);
- break;
- case ieee_physical_region_size_enum:
- section = ieee->section_table[must_parse_int(abfd)];
- section->size = must_parse_int(abfd);
- break;
- case ieee_region_base_address_enum:
- section = ieee->section_table[must_parse_int(abfd)];
- section->vma = must_parse_int(abfd);
- break;
- case ieee_mau_size_enum:
- must_parse_int(abfd);
- must_parse_int(abfd);
- break;
- case ieee_m_value_enum:
- must_parse_int(abfd);
- must_parse_int(abfd);
- break;
- case ieee_section_base_address_enum:
- section = ieee->section_table[must_parse_int(abfd)];
- section->vma = must_parse_int(abfd);
- break;
- case ieee_section_offset_enum:
- (void) must_parse_int(abfd);
- (void) must_parse_int(abfd);
- break;
- default:
- return;
- }
}
- break;
- default:
- return;
- }
}
- }
}
+\f
/***********************************************************************
-* archive stuff
+* archive stuff
*/
+
bfd_target *
-ieee_archive_p(abfd)
-bfd *abfd;
+ieee_archive_p (abfd)
+ bfd *abfd;
{
char *library;
boolean loop;
- ieee_ar_data_type *ar;
+
unsigned int i;
- ieee_seek(abfd, (file_ptr) 0, false);
- if (this_byte(abfd) != Module_Beginning) return (bfd_target*)NULL;
- next_byte(abfd);
- library= read_id(abfd);
- if (strcmp(library , "LIBRARY") != 0) {
- free(library);
- return (bfd_target *)NULL;
- }
+ unsigned char buffer[512];
+ struct obstack ob;
+ file_ptr buffer_offset = 0;
+ ieee_ar_data_type *save = abfd->tdata.ieee_ar_data;
+ ieee_ar_data_type *ieee;
+ abfd->tdata.ieee_ar_data = (ieee_ar_data_type *) bfd_alloc (abfd, sizeof (ieee_ar_data_type));
+ if (!abfd->tdata.ieee_ar_data)
+ {
+ bfd_set_error (bfd_error_no_memory);
+ return NULL;
+ }
+ ieee = IEEE_AR_DATA (abfd);
+
+ /* FIXME: Check return value. I'm not sure whether it needs to read
+ the entire buffer or not. */
+ bfd_read ((PTR) buffer, 1, sizeof (buffer), abfd);
+
+ ieee->h.first_byte = buffer;
+ ieee->h.input_p = buffer;
+
+ ieee->h.abfd = abfd;
+
+ if (this_byte (&(ieee->h)) != Module_Beginning)
+ {
+ abfd->tdata.ieee_ar_data = save;
+ return (bfd_target *) NULL;
+ }
+
+ next_byte (&(ieee->h));
+ library = read_id (&(ieee->h));
+ if (strcmp (library, "LIBRARY") != 0)
+ {
+ bfd_release (abfd, ieee);
+ abfd->tdata.ieee_ar_data = save;
+ return (bfd_target *) NULL;
+ }
/* Throw away the filename */
- free( read_id(abfd));
+ read_id (&(ieee->h));
/* This must be an IEEE archive, so we'll buy some space to do
things */
- ar = (ieee_ar_data_type *) malloc(sizeof(ieee_ar_data_type));
- ieee_ar_data(abfd) = ar;
- ar->element_count = 0;
- ar->element_index = 0;
- obstack_init(&ar->element_obstack);
- next_byte(abfd); /* Drop the ad part */
- must_parse_int(abfd); /* And the two dummy numbers */
- must_parse_int(abfd);
+ if (!obstack_begin (&ob, 128))
+ {
+ bfd_set_error (bfd_error_no_memory);
+ return (bfd_target *) NULL;
+ }
+
+ ieee->element_count = 0;
+ ieee->element_index = 0;
+
+ next_byte (&(ieee->h)); /* Drop the ad part */
+ must_parse_int (&(ieee->h)); /* And the two dummy numbers */
+ must_parse_int (&(ieee->h));
loop = true;
/* Read the index of the BB table */
- while (loop) {
- ieee_ar_obstack_type t;
- int rec =read_2bytes(abfd);
- if (rec ==ieee_assign_value_to_variable_enum) {
- int record_number = must_parse_int(abfd);
- t.file_offset = must_parse_int(abfd);
- t.abfd = (bfd *)NULL;
- ar->element_count++;
- obstack_grow(&ar->element_obstack, &t, sizeof(t));
- }
- else loop = false;
- }
- ar->elements = (ieee_ar_obstack_type *)obstack_base(&ar->element_obstack);
+ while (loop)
+ {
+ ieee_ar_obstack_type t;
+ int rec = read_2bytes (&(ieee->h));
+ if (rec == (int) ieee_assign_value_to_variable_enum)
+ {
+ must_parse_int (&(ieee->h));
+ t.file_offset = must_parse_int (&(ieee->h));
+ t.abfd = (bfd *) NULL;
+ ieee->element_count++;
- /* Now scan the area again, and replace BB offsets with file */
- /* offsets */
+ obstack_grow (&ob, (PTR) & t, sizeof (t));
+ /* Make sure that we don't go over the end of the buffer */
- for (i = 2; i < ar->element_count; i++) {
- ieee_seek(abfd, ar->elements[i].file_offset, false);
- next_byte(abfd); /* Drop F8 */
- next_byte(abfd); /* Drop 14 */
- must_parse_int(abfd); /* Drop size of block */
- if (must_parse_int(abfd) != 0) {
- /* This object has been deleted */
- ar->elements[i].file_offset = 0;
+ if (ieee_pos (abfd) > sizeof (buffer) / 2)
+ {
+ /* Past half way, reseek and reprime */
+ buffer_offset += ieee_pos (abfd);
+ if (bfd_seek (abfd, buffer_offset, SEEK_SET) != 0)
+ return NULL;
+ /* FIXME: Check return value. I'm not sure whether it
+ needs to read the entire buffer or not. */
+ bfd_read ((PTR) buffer, 1, sizeof (buffer), abfd);
+ ieee->h.first_byte = buffer;
+ ieee->h.input_p = buffer;
+ }
+ }
+ else
+ loop = false;
}
- else {
- ar->elements[i].file_offset = must_parse_int(abfd);
+
+ ieee->elements = (ieee_ar_obstack_type *) obstack_finish (&ob);
+ if (!ieee->elements)
+ {
+ bfd_set_error (bfd_error_no_memory);
+ return (bfd_target *) 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)
+ return NULL;
+ /* FIXME: Check return value. I'm not sure whether it needs to
+ read the entire buffer or not. */
+ bfd_read ((PTR) buffer, 1, sizeof (buffer), abfd);
+ ieee->h.first_byte = buffer;
+ ieee->h.input_p = buffer;
+
+ next_byte (&(ieee->h)); /* Drop F8 */
+ next_byte (&(ieee->h)); /* Drop 14 */
+ must_parse_int (&(ieee->h)); /* Drop size of block */
+ if (must_parse_int (&(ieee->h)) != 0)
+ {
+ /* This object has been deleted */
+ ieee->elements[i].file_offset = 0;
+ }
+ else
+ {
+ ieee->elements[i].file_offset = must_parse_int (&(ieee->h));
+ }
}
- }
- obstack_finish(&ar->element_obstack);
+/* abfd->has_armap = ;*/
return abfd->xvec;
}
+static boolean
+ieee_mkobject (abfd)
+ bfd *abfd;
+{
+ abfd->tdata.ieee_data = (ieee_data_type *) bfd_zalloc (abfd, sizeof (ieee_data_type));
+ return abfd->tdata.ieee_data ? true : false;
+}
+
bfd_target *
ieee_object_p (abfd)
-bfd *abfd;
+ bfd *abfd;
{
char *processor;
unsigned int part;
- ieee_data_type ieee;
- ieee_seek(abfd, (file_ptr)0, false);
-
-
- if (this_byte(abfd) != Module_Beginning) return (bfd_target*)NULL;
-
- next_byte(abfd);
-
- 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;
- memset((PTR)ieee.section_table, 0, sizeof(ieee.section_table));
-
- processor = ieee.mb.processor = read_id(abfd);
- if (strcmp(processor,"LIBRARY") == 0) return (bfd_target *)NULL;
- ieee.mb.module_name = read_id(abfd);
- if (abfd->filename == (char *)NULL) {
- abfd->filename = ieee.mb.module_name;
+ ieee_data_type *ieee;
+ unsigned char buffer[300];
+ ieee_data_type *save = IEEE_DATA (abfd);
+
+ 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 */
+ /* FIXME: Check return value. I'm not sure whether it needs to read
+ the entire buffer or not. */
+ bfd_read ((PTR) buffer, 1, sizeof (buffer), abfd);
+
+ ieee->h.input_p = buffer;
+ if (this_byte_and_next (&(ieee->h)) != Module_Beginning)
+ goto fail;
+
+ 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;
+ memset ((PTR) ieee->section_table, 0, sizeof (ieee->section_table));
+
+ processor = ieee->mb.processor = read_id (&(ieee->h));
+ if (strcmp (processor, "LIBRARY") == 0)
+ goto fail;
+ ieee->mb.module_name = read_id (&(ieee->h));
+ if (abfd->filename == (CONST char *) NULL)
+ {
+ abfd->filename = ieee->mb.module_name;
+ }
+ /* Determine the architecture and machine type of the object file.
+ */
+ {
+ bfd_arch_info_type *arch = bfd_scan_arch (processor);
+ if (arch == 0)
+ goto fail;
+ abfd->arch_info = arch;
}
- /* Determine the architecture and machine type of the object file. */
- bfd_scan_arch_mach(processor, &abfd->obj_arch, &abfd->obj_machine);
- if (this_byte(abfd) != ieee_address_descriptor_enum) {
- return (bfd_target *)NULL;
- }
- next_byte(abfd);
+ if (this_byte (&(ieee->h)) != (int) ieee_address_descriptor_enum)
+ {
+ goto fail;
+ }
+ next_byte (&(ieee->h));
- if (parse_int(abfd, &ieee.ad.number_of_bits_mau) == false) {
- return (bfd_target *)NULL;
- }
- if(parse_int(abfd, &ieee.ad.number_of_maus_in_address) == false) {
- return (bfd_target *)NULL;
- }
+ if (parse_int (&(ieee->h), &ieee->ad.number_of_bits_mau) == false)
+ {
+ goto fail;
+ }
+ if (parse_int (&(ieee->h), &ieee->ad.number_of_maus_in_address) == false)
+ {
+ goto fail;
+ }
/* If there is a byte order info, take it */
- if (this_byte(abfd) == ieee_variable_L_enum ||
- this_byte(abfd) == ieee_variable_M_enum)
- next_byte(abfd);
+ if (this_byte (&(ieee->h)) == (int) ieee_variable_L_enum ||
+ this_byte (&(ieee->h)) == (int) ieee_variable_M_enum)
+ next_byte (&(ieee->h));
+ for (part = 0; part < N_W_VARIABLES; part++)
+ {
+ 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;
+ }
- for (part = 0; part < N_W_VARIABLES; part++) {
- boolean ok;
- if (read_2bytes(abfd) != ieee_assign_value_to_variable_enum) {
- return (bfd_target *)NULL;
- }
- if (this_byte_and_next(abfd) != part) {
- return (bfd_target *)NULL;
- }
-
+ ieee->w.offset[part] = parse_i (&(ieee->h), &ok);
+ if (ok == false)
+ {
+ goto fail;
+ }
- ieee.w.offset[part] = parse_i(abfd, &ok);
- if (ok==false) {
- return (bfd_target *)NULL;
}
-
- }
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 */
+
+ IEEE_DATA (abfd)->h.first_byte = (unsigned char *) bfd_alloc (ieee->h.abfd, ieee->w.r.me_record
+ + 50);
+ if (!IEEE_DATA (abfd)->h.first_byte)
+ {
+ bfd_set_error (bfd_error_no_memory);
+ goto fail;
+ }
+ if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0)
+ goto fail;
+ /* FIXME: Check return value. I'm not sure whether it needs to read
+ the entire buffer or not. */
+ bfd_read ((PTR) (IEEE_DATA (abfd)->h.first_byte), 1, ieee->w.r.me_record + 50, abfd);
- /* Read in the section info */
- ieee_data(abfd) = (ieee_data_type *)(malloc(sizeof(ieee_data_type)));
- memcpy(ieee_data(abfd), &ieee, sizeof(ieee));
- ieee_slurp_sections(abfd);
+ ieee_slurp_sections (abfd);
return abfd->xvec;
+fail:
+ (void) bfd_release (abfd, ieee);
+ abfd->tdata.ieee_data = save;
+ return (bfd_target *) NULL;
}
+void
+ieee_get_symbol_info (ignore_abfd, symbol, ret)
+ bfd *ignore_abfd;
+ 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';
+}
-void
-ieee_print_symbol(ignore_abfd, file, symbol, how)
-bfd *ignore_abfd;
-FILE *file;
-asymbol *symbol;
-bfd_print_symbol_enum_type how;
+void
+ieee_print_symbol (ignore_abfd, afile, symbol, how)
+ bfd *ignore_abfd;
+ PTR afile;
+ asymbol *symbol;
+ bfd_print_symbol_type how;
{
+ FILE *file = (FILE *) afile;
- switch (how) {
- case bfd_print_symbol_name_enum:
- fprintf(file,"%s", symbol->name);
- break;
- case bfd_print_symbol_type_enum:
+ switch (how)
+ {
+ case bfd_print_symbol_name:
+ fprintf (file, "%s", symbol->name);
+ break;
+ case bfd_print_symbol_more:
#if 0
- fprintf(file,"%4x %2x",aout_symbol(symbol)->desc & 0xffff,
- aout_symbol(symbol)->other & 0xff);
+ fprintf (file, "%4x %2x", aout_symbol (symbol)->desc & 0xffff,
+ aout_symbol (symbol)->other & 0xff);
#endif
- BFD_FAIL();
- break;
- case bfd_print_symbol_all_enum:
- {
- char *section_name = symbol->section == (asection *)NULL ?
- "*abs" : symbol->section->name;
-
- bfd_print_symbol_vandf((void *)file,symbol);
-
- fprintf(file," %-5s %04x %02x %s",
- section_name,
- (unsigned) ieee_symbol(symbol)->index,
- (unsigned) 0, /*
- aout_symbol(symbol)->desc & 0xffff,
- aout_symbol(symbol)->other & 0xff,*/
- symbol->name);
+ BFD_FAIL ();
+ break;
+ case bfd_print_symbol_all:
+ {
+ CONST char *section_name = symbol->section == (asection *) NULL ?
+ (CONST char *) "*abs" : symbol->section->name;
+ if (symbol->name[0] == ' ')
+ {
+ fprintf (file, "* empty table entry ");
+ }
+ else
+ {
+ bfd_print_symbol_vandf ((PTR) file, symbol);
+
+ fprintf (file, " %-5s %04x %02x %s",
+ section_name,
+ (unsigned) ieee_symbol (symbol)->index,
+ (unsigned) 0, /*
+ aout_symbol(symbol)->desc & 0xffff,
+ aout_symbol(symbol)->other & 0xff,*/
+ symbol->name);
+ }
+ }
+ break;
}
- break;
- }
}
-
-
-/* Read in all the section data and relocation stuff too */
-static boolean ieee_slurp_section_data(abfd)
-bfd *abfd;
+static boolean
+do_one (ieee, current_map, location_ptr, s)
+ ieee_data_type *ieee;
+ ieee_per_section_type *current_map;
+ unsigned char *location_ptr;
+ asection *s;
{
- bfd_byte *location_ptr ;
- ieee_data_type *ieee = ieee_data(abfd);
- unsigned int section_number ;
-
- ieee_per_section_type *current_map;
- asection *s;
- /* Seek to the start of the data area */
- if (ieee->read_data== true) return true;
- ieee->read_data = true;
- ieee_seek(abfd, ieee->w.r.data_part, false);
-
- /* Allocate enough space for all the section contents */
-
-
- for (s = abfd->sections; s != (asection *)NULL; s = s->next) {
- ieee_per_section_type *per = s->used_by_bfd;
- per->data = (bfd_byte *) malloc(s->size);
- /*SUPPRESS 68*/
- obstack_init( &per->reloc_obstack);
- per->reloc_tail_ptr =
- (ieee_reloc_type **)&(s->relocation);
- }
-
-
-
- while (true) {
- switch (this_byte(abfd))
+ switch (this_byte (&(ieee->h)))
+ {
+ case ieee_load_constant_bytes_enum:
{
- /* IF we see anything strange then quit */
- default:
- return true;
-
- case ieee_set_current_section_enum:
- next_byte(abfd);
- section_number = must_parse_int(abfd);
- s = ieee->section_table[section_number];
- current_map = s->used_by_bfd;
- 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_load_constant_bytes_enum:
- {
- unsigned int number_of_maus;
- unsigned int i;
- next_byte(abfd);
- number_of_maus = must_parse_int(abfd);
+ unsigned int number_of_maus;
+ unsigned int i;
+ next_byte (&(ieee->h));
+ number_of_maus = must_parse_int (&(ieee->h));
- for (i = 0; i < number_of_maus; i++) {
- location_ptr[current_map->pc++]= this_byte(abfd);
- next_byte(abfd);
+ for (i = 0; i < number_of_maus; i++)
+ {
+ location_ptr[current_map->pc++] = this_byte (&(ieee->h));
+ next_byte (&(ieee->h));
}
- }
- break;
+ }
+ break;
- case ieee_e2_first_byte_enum:
- next_byte(abfd);
- switch (this_byte(abfd))
+ case ieee_load_with_relocation_enum:
+ {
+ boolean loop = true;
+ next_byte (&(ieee->h));
+ while (loop)
{
- case ieee_set_current_pc_enum & 0xff:
- {
- bfd_vma value;
- asection *dsection;
- ieee_symbol_index_type symbol;
- unsigned int extra;
- boolean pcrel;
- next_byte(abfd);
- must_parse_int(abfd); /* Thow away section #*/
- frob(abfd, &value, &dsection, &symbol, &pcrel, &extra);
- current_map->pc = value;
- BFD_ASSERT((unsigned)(value - s->vma) < s->size);
- }
- break;
+ switch (this_byte (&(ieee->h)))
+ {
+ case ieee_variable_R_enum:
- case ieee_value_starting_address_enum & 0xff:
- /* We've got to the end of the data now - */
- return true;
- break;
- default:
- BFD_FAIL();
- return true;
- }
- break;
- case ieee_load_with_relocation_enum:
- {
- boolean loop = true;
- next_byte(abfd);
- while (loop)
- {
- switch (this_byte(abfd))
+ case ieee_function_signed_open_b_enum:
+ case ieee_function_unsigned_open_b_enum:
+ case ieee_function_either_open_b_enum:
{
- case ieee_variable_R_enum:
+ unsigned int extra = 4;
+ boolean pcrel = false;
+ asection *section;
+ ieee_reloc_type *r =
+ (ieee_reloc_type *) bfd_alloc (ieee->h.abfd,
+ sizeof (ieee_reloc_type));
+ if (!r)
+ {
+ bfd_set_error (bfd_error_no_memory);
+ return false;
+ }
- case ieee_function_signed_open_b_enum:
- case ieee_function_unsigned_open_b_enum:
- case ieee_function_either_open_b_enum:
- {
- unsigned int extra;
- boolean pcrel;
-
- ieee_reloc_type *r =
- (ieee_reloc_type *)
- obstack_alloc( ¤t_map->reloc_obstack,
- sizeof(ieee_reloc_type));
-
- *(current_map->reloc_tail_ptr) = r;
- current_map->reloc_tail_ptr= &r->next;
- r->next = (ieee_reloc_type *)NULL;
- next_byte(abfd);
- frob(abfd,
- &r->relent.addend,
- &r->relent.section,
- &r->symbol,
- &pcrel,
- &extra);
- r->relent.address = current_map->pc;
- s->reloc_count++;
- switch (this_byte(abfd)) {
+ *(current_map->reloc_tail_ptr) = r;
+ current_map->reloc_tail_ptr = &r->next;
+ r->next = (ieee_reloc_type *) NULL;
+ next_byte (&(ieee->h));
+/* abort();*/
+ r->relent.sym_ptr_ptr = 0;
+ parse_expression (ieee,
+ &r->relent.addend,
+ &r->symbol,
+ &pcrel, &extra, §ion);
+ r->relent.address = current_map->pc;
+ s->reloc_count++;
+ if (r->relent.sym_ptr_ptr == 0)
+ {
+ r->relent.sym_ptr_ptr = section->symbol_ptr_ptr;
+ }
+
+ if (this_byte (&(ieee->h)) == (int) ieee_comma)
+ {
+ next_byte (&(ieee->h));
+ /* Fetch number of bytes to pad */
+ extra = must_parse_int (&(ieee->h));
+ };
+
+ switch (this_byte (&(ieee->h)))
+ {
case ieee_function_signed_close_b_enum:
- next_byte(abfd);
+ next_byte (&(ieee->h));
break;
case ieee_function_unsigned_close_b_enum:
- next_byte(abfd);
+ next_byte (&(ieee->h));
break;
case ieee_function_either_close_b_enum:
- next_byte(abfd);
+ next_byte (&(ieee->h));
break;
default:
break;
}
- /* Build a relocation entry for this type */
- if (this_byte(abfd) == ieee_comma) {
+ /* Build a relocation entry for this type */
+ /* If pc rel then stick -ve pc into instruction
+ and take out of reloc ..
- next_byte(abfd);
- /* Fetch number of bytes to pad */
- extra = must_parse_int(abfd);
- BFD_FAIL();
- }
- switch (extra) {
+ I've changed this. It's all too
+ complicated. I keep 0 in the
+ instruction now.
+ */
+
+ switch (extra)
+ {
case 0:
case 4:
- location_ptr[current_map->pc++] = 0;
- location_ptr[current_map->pc++] = 0;
- location_ptr[current_map->pc++] = 0;
- location_ptr[current_map->pc++] = 0;
- r->relent.howto = &abs32_howto;
+
+ if (pcrel == true)
+ {
+#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, 0, location_ptr +
+ current_map->pc);
+ r->relent.howto = &rel32_howto;
+#endif
+ }
+ else
+ {
+ bfd_put_32 (ieee->h.abfd, 0, location_ptr +
+ current_map->pc);
+ r->relent.howto = &abs32_howto;
+ }
+ current_map->pc += 4;
break;
case 2:
- location_ptr[current_map->pc++] = 0;
- location_ptr[current_map->pc++] = 0;
- r->relent.howto = &abs16_howto;
+ if (pcrel == true)
+ {
+#if KEEPMINUSPCININST
+ bfd_put_16 (ieee->h.abfd, (int) (-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, 0, location_ptr + current_map->pc);
+ r->relent.howto = &rel16_howto;
+#endif
+ }
+
+ else
+ {
+ bfd_put_16 (ieee->h.abfd, 0, location_ptr + current_map->pc);
+ r->relent.howto = &abs16_howto;
+ }
+ current_map->pc += 2;
+ break;
+ case 1:
+ if (pcrel == true)
+ {
+#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();
+ BFD_FAIL ();
break;
}
- }
- break;
- default:
- {
- bfd_vma this_size ;
- if (parse_int(abfd, &this_size) == true) {
+ }
+ break;
+ default:
+ {
+ bfd_vma this_size;
+ if (parse_int (&(ieee->h), &this_size) == true)
+ {
unsigned int i;
- for (i = 0; i < this_size; i++) {
- location_ptr[current_map->pc ++] = this_byte(abfd);
- next_byte(abfd);
- }
+ for (i = 0; i < this_size; i++)
+ {
+ location_ptr[current_map->pc++] = this_byte (&(ieee->h));
+ next_byte (&(ieee->h));
+ }
}
- else {
+ else
+ {
loop = false;
}
- }
}
- }
- }
+ }
+ }
}
- }
+ }
+ return true;
}
+/* Read in all the section data and relocation stuff too */
+static boolean
+ieee_slurp_section_data (abfd)
+ bfd *abfd;
+{
+ bfd_byte *location_ptr = (bfd_byte *) NULL;
+ ieee_data_type *ieee = IEEE_DATA (abfd);
+ unsigned int section_number;
+
+ ieee_per_section_type *current_map = (ieee_per_section_type *) NULL;
+ asection *s;
+ /* Seek to the start of the data area */
+ if (ieee->read_data == true)
+ return true;
+ ieee->read_data = true;
+ ieee_seek (abfd, ieee->w.r.data_part);
+
+ /* Allocate enough space for all the section contents */
+
+ for (s = abfd->sections; s != (asection *) NULL; s = s->next)
+ {
+ ieee_per_section_type *per = (ieee_per_section_type *) s->used_by_bfd;
+ per->data = (bfd_byte *) bfd_alloc (ieee->h.abfd, s->_raw_size);
+ if (!per->data)
+ {
+ bfd_set_error (bfd_error_no_memory);
+ return false;
+ }
+ /*SUPPRESS 68*/
+ per->reloc_tail_ptr =
+ (ieee_reloc_type **) & (s->relocation);
+ }
+
+ while (true)
+ {
+ switch (this_byte (&(ieee->h)))
+ {
+ /* IF we see anything strange then quit */
+ default:
+ return true;
+
+ case ieee_set_current_section_enum:
+ next_byte (&(ieee->h));
+ section_number = must_parse_int (&(ieee->h));
+ s = ieee->section_table[section_number];
+ current_map = (ieee_per_section_type *) s->used_by_bfd;
+ location_ptr = current_map->data - s->vma;
+ /* The document I have says that Microtec's compilers reset */
+ /* this after a sec section, even though the standard says not */
+ /* to. SO .. */
+ current_map->pc = s->vma;
+ break;
+
+ case ieee_e2_first_byte_enum:
+ next_byte (&(ieee->h));
+ switch (this_byte (&(ieee->h)))
+ {
+ case ieee_set_current_pc_enum & 0xff:
+ {
+ bfd_vma value;
+ ieee_symbol_index_type symbol;
+ unsigned int extra;
+ boolean pcrel;
+ next_byte (&(ieee->h));
+ must_parse_int (&(ieee->h)); /* Thow away section #*/
+ parse_expression (ieee, &value,
+ &symbol,
+ &pcrel, &extra,
+ 0);
+ current_map->pc = value;
+ BFD_ASSERT ((unsigned) (value - s->vma) <= s->_raw_size);
+ }
+ break;
+ case ieee_value_starting_address_enum & 0xff:
+ /* We've got to the end of the data now - */
+ return true;
+ default:
+ BFD_FAIL ();
+ return true;
+ }
+ break;
+ case ieee_repeat_data_enum:
+ {
+ /* Repeat the following LD or LR n times - we do this by
+ remembering the stream pointer before running it and
+ resetting it and running it n times. We special case
+ the repetition of a repeat_data/load_constant
+ */
+
+ unsigned int iterations;
+ unsigned char *start;
+ next_byte (&(ieee->h));
+ iterations = must_parse_int (&(ieee->h));
+ start = ieee->h.input_p;
+ if (start[0] == (int) ieee_load_constant_bytes_enum &&
+ start[1] == 1)
+ {
+ while (iterations != 0)
+ {
+ location_ptr[current_map->pc++] = start[2];
+ iterations--;
+ }
+ next_byte (&(ieee->h));
+ next_byte (&(ieee->h));
+ next_byte (&(ieee->h));
+ }
+ else
+ {
+ while (iterations != 0)
+ {
+ ieee->h.input_p = start;
+ if (!do_one (ieee, current_map, location_ptr, s))
+ 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))
+ return false;
+ }
+ }
+ }
+}
boolean
ieee_new_section_hook (abfd, newsect)
-bfd *abfd;
-asection *newsect;
+ bfd *abfd;
+ asection *newsect;
{
- newsect->used_by_bfd = (ieee_per_section_type *)
- malloc(sizeof(ieee_per_section_type));
- ieee_per_section( newsect)->data = (bfd_byte *)NULL;
- ieee_per_section(newsect)->section = newsect;
+ newsect->used_by_bfd = (PTR)
+ bfd_alloc (abfd, sizeof (ieee_per_section_type));
+ if (!newsect->used_by_bfd)
+ {
+ bfd_set_error (bfd_error_no_memory);
+ return false;
+ }
+ ieee_per_section (newsect)->data = (bfd_byte *) NULL;
+ ieee_per_section (newsect)->section = newsect;
return true;
}
-
-unsigned int
+long
ieee_get_reloc_upper_bound (abfd, asect)
-bfd *abfd;
-sec_ptr asect;
+ bfd *abfd;
+ sec_ptr asect;
{
- ieee_slurp_section_data(abfd);
- return (asect->reloc_count+1) * sizeof(arelent *);
+ if (! ieee_slurp_section_data (abfd))
+ return -1;
+ return (asect->reloc_count + 1) * sizeof (arelent *);
}
static boolean
ieee_get_section_contents (abfd, section, location, offset, count)
-bfd *abfd;
-sec_ptr section;
-void *location;
-file_ptr offset;
-unsigned int count;
-{
- ieee_per_section_type *p = section->used_by_bfd;
- ieee_slurp_section_data(abfd);
- (void) memcpy(location, p->data + offset, count);
+ bfd *abfd;
+ sec_ptr section;
+ PTR location;
+ file_ptr offset;
+ bfd_size_type count;
+{
+ ieee_per_section_type *p = (ieee_per_section_type *) section->used_by_bfd;
+ ieee_slurp_section_data (abfd);
+ (void) memcpy ((PTR) location, (PTR) (p->data + offset), (unsigned) count);
return true;
}
-
-unsigned int
+long
ieee_canonicalize_reloc (abfd, section, relptr, symbols)
-bfd *abfd;
-sec_ptr section;
-arelent **relptr;
-asymbol **symbols;
-{
- ieee_per_section_type *p = section->used_by_bfd;
- ieee_reloc_type *src = (ieee_reloc_type *)(section->relocation);
- ieee_data_type *ieee = ieee_data(abfd);
-
- while (src != (ieee_reloc_type *)NULL) {
- /* Work out which symbol to attatch it this reloc to */
- switch (src->symbol.letter) {
- case 'X':
- src->relent.sym_ptr_ptr =
- symbols + src->symbol.index + ieee->external_reference_base_offset;
- break;
- case 0:
- src->relent.sym_ptr_ptr = (asymbol **)NULL;
- break;
- default:
+ bfd *abfd;
+ sec_ptr section;
+ arelent **relptr;
+ asymbol **symbols;
+{
+/* ieee_per_section_type *p = (ieee_per_section_type *) section->used_by_bfd;*/
+ ieee_reloc_type *src = (ieee_reloc_type *) (section->relocation);
+ ieee_data_type *ieee = IEEE_DATA (abfd);
+
+ while (src != (ieee_reloc_type *) NULL)
+ {
+ /* Work out which symbol to attach it this reloc to */
+ switch (src->symbol.letter)
+ {
+ case 'X':
+ src->relent.sym_ptr_ptr =
+ symbols + src->symbol.index + ieee->external_reference_base_offset;
+ break;
+ case 0:
+ src->relent.sym_ptr_ptr =
+ src->relent.sym_ptr_ptr[0]->section->symbol_ptr_ptr;
+ break;
+ default:
- BFD_FAIL();
+ BFD_FAIL ();
+ }
+ *relptr++ = &src->relent;
+ src = src->next;
}
- *relptr++ = &src->relent;
- src = src->next;
- }
- *relptr = (arelent *)NULL;
+ *relptr = (arelent *) NULL;
return section->reloc_count;
}
-boolean
-ieee_set_arch_mach (abfd, arch, machine)
-bfd *abfd;
-enum bfd_architecture arch;
-unsigned long machine;
+static int
+comp (ap, bp)
+ CONST PTR ap;
+ CONST PTR bp;
+{
+ arelent *a = *((arelent **) ap);
+ arelent *b = *((arelent **) bp);
+ return a->address - b->address;
+}
+
+/*
+Write the section headers
+*/
+
+static void
+ieee_write_section_part (abfd)
+ bfd *abfd;
{
- abfd->obj_arch = arch;
- abfd->obj_machine = machine;
+ 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 (s != &bfd_abs_section)
+ {
+ ieee_write_byte (abfd, ieee_section_type_enum);
+ ieee_write_byte (abfd, (bfd_byte) (s->index + IEEE_SECTION_NUMBER_BASE));
+
+ if (abfd->flags & EXEC_P)
+ {
+ /* This image is executable, so output absolute sections */
+ ieee_write_byte (abfd, ieee_variable_A_enum);
+ ieee_write_byte (abfd, ieee_variable_S_enum);
+ }
+ else
+ {
+ ieee_write_byte (abfd, ieee_variable_C_enum);
+ }
+
+ switch (s->flags & (SEC_CODE | SEC_DATA | SEC_ROM))
+ {
+ case SEC_CODE | SEC_LOAD:
+ case SEC_CODE:
+ ieee_write_byte (abfd, ieee_variable_P_enum);
+ break;
+ case SEC_DATA:
+ default:
+ ieee_write_byte (abfd, ieee_variable_D_enum);
+ break;
+ case SEC_ROM:
+ case SEC_ROM | SEC_DATA:
+ case SEC_ROM | SEC_LOAD:
+ case SEC_ROM | SEC_DATA | SEC_LOAD:
+
+ ieee_write_byte (abfd, ieee_variable_R_enum);
+ }
+
+
+ ieee_write_id (abfd, s->name);
+#if 0
+ ieee_write_int (abfd, 0); /* Parent */
+ ieee_write_int (abfd, 0); /* Brother */
+ ieee_write_int (abfd, 0); /* Context */
+#endif
+ /* Alignment */
+ ieee_write_byte (abfd, ieee_section_alignment_enum);
+ ieee_write_byte (abfd, (bfd_byte) (s->index + IEEE_SECTION_NUMBER_BASE));
+ ieee_write_int (abfd, 1 << s->alignment_power);
+
+ /* Size */
+ ieee_write_2bytes (abfd, ieee_section_size_enum);
+ ieee_write_byte (abfd, (bfd_byte) (s->index + IEEE_SECTION_NUMBER_BASE));
+ ieee_write_int (abfd, s->_raw_size);
+ if (abfd->flags & EXEC_P)
+ {
+ /* Relocateable sections don't have asl records */
+ /* Vma */
+ 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->vma);
+ }
+ }
+
+ }
+}
+
+
+static boolean
+do_with_relocs (abfd, s)
+ bfd *abfd;
+ asection *s;
+{
+ 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 */
+ ieee_write_byte (abfd, ieee_set_current_section_enum);
+ ieee_write_byte (abfd, (bfd_byte) (s->index + IEEE_SECTION_NUMBER_BASE));
+
+ ieee_write_twobyte (abfd, ieee_set_current_pc_enum);
+ ieee_write_byte (abfd, (bfd_byte) (s->index + IEEE_SECTION_NUMBER_BASE));
+ ieee_write_expression (abfd, 0, s->symbol, 0, 0);
+
+ if (relocs_to_go == 0)
+ {
+ /* If there arn't any relocations then output the load constant byte
+ opcode rather than the load with relocation opcode */
+
+ while (current_byte_index < s->_raw_size)
+ {
+ bfd_size_type run;
+ unsigned int MAXRUN = 32;
+ run = MAXRUN;
+ if (run > s->_raw_size - current_byte_index)
+ {
+ run = s->_raw_size - current_byte_index;
+ }
+
+ if (run != 0)
+ {
+ ieee_write_byte (abfd, ieee_load_constant_bytes_enum);
+ /* Output a stream of bytes */
+ ieee_write_int (abfd, run);
+ if (bfd_write ((PTR) (stream + current_byte_index),
+ 1,
+ run,
+ abfd)
+ != run)
+ return false;
+ current_byte_index += run;
+ }
+ }
+ }
+ else
+ {
+ ieee_write_byte (abfd, ieee_load_with_relocation_enum);
+
+
+ /* Output the data stream as the longest sequence of bytes
+ possible, allowing for the a reasonable packet size and
+ relocation stuffs */
+
+ if ((PTR) stream == (PTR) NULL)
+ {
+ /* Outputting a section without data, fill it up */
+ stream = (unsigned char *) (bfd_alloc (abfd, s->_raw_size));
+ if (!stream)
+ {
+ bfd_set_error (bfd_error_no_memory);
+ return false;
+ }
+ memset ((PTR) stream, 0, s->_raw_size);
+ }
+ while (current_byte_index < s->_raw_size)
+ {
+ bfd_size_type run;
+ unsigned int MAXRUN = 32;
+ if (relocs_to_go)
+ {
+ run = (*p)->address - current_byte_index;
+ }
+ else
+ {
+ run = MAXRUN;
+ }
+ if (run > s->_raw_size - current_byte_index)
+ {
+ run = s->_raw_size - current_byte_index;
+ }
+
+ if (run != 0)
+ {
+ /* Output a stream of bytes */
+ ieee_write_int (abfd, run);
+ if (bfd_write ((PTR) (stream + current_byte_index),
+ 1,
+ 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_vma ov;
+
+#if 0
+ if (r->howto->pc_relative)
+ {
+ r->addend += current_byte_index;
+ }
+#endif
+
+ switch (r->howto->size)
+ {
+ case 2:
+
+ ov = bfd_get_32 (abfd,
+ stream + current_byte_index);
+ current_byte_index += 4;
+ break;
+ case 1:
+ ov = bfd_get_16 (abfd,
+ stream + current_byte_index);
+ current_byte_index += 2;
+ break;
+ case 0:
+ ov = bfd_get_8 (abfd,
+ stream + current_byte_index);
+ current_byte_index++;
+ break;
+ default:
+ ov = 0;
+ BFD_FAIL ();
+ }
+ ieee_write_byte (abfd, ieee_function_either_open_b_enum);
+/* abort();*/
+
+ if (r->sym_ptr_ptr != (asymbol **) NULL)
+ {
+ ieee_write_expression (abfd, r->addend + ov,
+ *(r->sym_ptr_ptr),
+ r->howto->pc_relative, s->index);
+ }
+ else
+ {
+ ieee_write_expression (abfd, r->addend + ov,
+ (asymbol *) NULL,
+ r->howto->pc_relative, s->index);
+ }
+
+ if (1 || r->howto->size != 2)
+ {
+ ieee_write_byte (abfd, ieee_comma);
+ ieee_write_int (abfd, 1 << r->howto->size);
+ }
+ ieee_write_byte (abfd,
+ ieee_function_either_close_b_enum);
+
+ relocs_to_go--;
+ p++;
+ }
+
+ }
+ }
+ }
return true;
}
-boolean
-ieee_mkobject(abfd)
-bfd *abfd;
+/* 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 void
+do_as_repeat (abfd, s)
+ bfd *abfd;
+ asection *s;
{
- ieee_data_type *ieee = (ieee_data_type *) malloc(sizeof(ieee_data_type));
- ieee_data(abfd) = ieee;
- if (ieee == (ieee_data_type *)NULL) {
- bfd_error = no_memory;
- return false;
- }
+ if (s->_raw_size)
+ {
+ 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));
+ ieee_write_int (abfd, s->vma);
+
+ ieee_write_byte (abfd, ieee_repeat_data_enum);
+ ieee_write_int (abfd, s->_raw_size);
+ ieee_write_byte (abfd, ieee_load_constant_bytes_enum);
+ ieee_write_byte (abfd, 1);
+ ieee_write_byte (abfd, 0);
+ }
+}
+
+static void
+do_without_relocs (abfd, s)
+ bfd *abfd;
+ asection *s;
+{
+ bfd_byte *stream = ieee_per_section (s)->data;
+
+ if (stream == 0 || ((s->flags & SEC_LOAD) == 0))
+ {
+ do_as_repeat (abfd, s);
+ }
+ else
+ {
+ unsigned int i;
+ for (i = 0; i < s->_raw_size; i++)
+ {
+ if (stream[i] != 0)
+ {
+ do_with_relocs (abfd, s);
+ return;
+ }
+ }
+ do_as_repeat (abfd, s);
+ }
+
+}
+
+
+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
+fill ()
+{
+ /* FIXME: Check return value. I'm not sure whether it needs to read
+ the entire buffer or not. */
+ bfd_read ((PTR) input_ptr_start, 1, input_ptr_end - input_ptr_start, input_bfd);
+ input_ptr = input_ptr_start;
+}
+static void
+flush ()
+{
+ if (bfd_write ((PTR) (output_ptr_start), 1, output_ptr - output_ptr_start,
+ output_bfd)
+ != output_ptr - output_ptr_start)
+ abort ();
+ output_ptr = output_ptr_start;
+ output_buffer++;
+}
+
+#define THIS() ( *input_ptr )
+#define NEXT() { input_ptr++; if (input_ptr == input_ptr_end) fill(); }
+#define OUT(x) { *output_ptr++ = (x); if(output_ptr == output_ptr_end) flush(); }
+
+static void
+write_int (value)
+ int value;
+{
+ if (value >= 0 && value <= 127)
+ {
+ OUT (value);
+ }
+ else
+ {
+ unsigned int length;
+ /* How many significant bytes ? */
+ /* FIXME FOR LONGER INTS */
+ if (value & 0xff000000)
+ {
+ length = 4;
+ }
+ else if (value & 0x00ff0000)
+ {
+ length = 3;
+ }
+ else if (value & 0x0000ff00)
+ {
+ length = 2;
+ }
+ else
+ length = 1;
+
+ OUT ((int) ieee_number_repeat_start_enum + length);
+ switch (length)
+ {
+ case 4:
+ OUT (value >> 24);
+ case 3:
+ OUT (value >> 16);
+ case 2:
+ OUT (value >> 8);
+ case 1:
+ OUT (value);
+ }
+
+ }
+}
+
+static void
+copy_id ()
+{
+ int length = THIS ();
+ char ch;
+ OUT (length);
+ NEXT ();
+ while (length--)
+ {
+ ch = THIS ();
+ OUT (ch);
+ NEXT ();
+ }
+}
+
+#define VAR(x) ((x | 0x80))
+static void
+copy_expression ()
+{
+ int stack[10];
+ int *tos = stack;
+ int value = 0;
+ 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 ();
+ value = 0;
+ break;
+ case 0xa5:
+ /* PLUS anything */
+ {
+ int 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];
+ if (s->output_section)
+ {
+ value = s->output_section->vma;
+ }
+ else
+ {
+ value = 0;
+ }
+ value += s->output_offset;
+ *tos++ = value;
+ value = 0;
+ }
+ 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 */
+
+struct output_buffer_struct
+{
+ unsigned char *ptrp;
+ int buffer;
+};
+
+static void
+fill_int (buf)
+ struct output_buffer_struct *buf;
+{
+ if (buf->buffer == output_buffer)
+ {
+ /* Still a chance to output the size */
+ int value = output_ptr - buf->ptrp + 3;
+ buf->ptrp[0] = value >> 24;
+ buf->ptrp[1] = value >> 16;
+ buf->ptrp[2] = value >> 8;
+ buf->ptrp[3] = value >> 0;
+ }
+}
+
+static void
+drop_int (buf)
+ struct output_buffer_struct *buf;
+{
+ int type = THIS ();
+ int ch;
+ if (type <= 0x84)
+ {
+ NEXT ();
+ switch (type)
+ {
+ case 0x84:
+ ch = THIS ();
+ NEXT ();
+ case 0x83:
+ ch = THIS ();
+ NEXT ();
+ case 0x82:
+ ch = THIS ();
+ NEXT ();
+ case 0x81:
+ ch = THIS ();
+ NEXT ();
+ case 0x80:
+ break;
+ }
+ }
+ OUT (0x84);
+ buf->ptrp = output_ptr;
+ buf->buffer = output_buffer;
+ OUT (0);
+ OUT (0);
+ OUT (0);
+ OUT (0);
+}
+
+static void
+copy_int ()
+{
+ int type = THIS ();
+ int ch;
+ if (type <= 0x84)
+ {
+ OUT (type);
+ NEXT ();
+ switch (type)
+ {
+ case 0x84:
+ ch = THIS ();
+ NEXT ();
+ OUT (ch);
+ case 0x83:
+ ch = THIS ();
+ NEXT ();
+ OUT (ch);
+ case 0x82:
+ ch = THIS ();
+ NEXT ();
+ OUT (ch);
+ case 0x81:
+ ch = THIS ();
+ NEXT ();
+ OUT (ch);
+ case 0x80:
+ break;
+ }
+ }
+}
+
+#define ID copy_id()
+#define INT copy_int()
+#define EXP copy_expression()
+static void copy_till_end ();
+#define INTn(q) copy_int()
+#define EXPn(q) copy_expression()
+
+static void
+f1_record ()
+{
+ int ch;
+ /* ATN record */
+ NEXT ();
+ ch = THIS ();
+ switch (ch)
+ {
+ default:
+ OUT (0xf1);
+ OUT (ch);
+ break;
+ case 0xc9:
+ NEXT ();
+ OUT (0xf1);
+ OUT (0xc9);
+ INT;
+ INT;
+ ch = THIS ();
+ switch (ch)
+ {
+ case 0x16:
+ NEXT ();
+ break;
+ case 0x01:
+ NEXT ();
+ break;
+ case 0x00:
+ NEXT ();
+ INT;
+ break;
+ case 0x03:
+ NEXT ();
+ INT;
+ break;
+ case 0x13:
+ EXPn (instruction address);
+ break;
+ default:
+ break;
+ }
+ break;
+ case 0xd8:
+ /* EXternal ref */
+ NEXT ();
+ OUT (0xf1);
+ OUT (0xd8);
+ EXP;
+ EXP;
+ EXP;
+ EXP;
+ break;
+ case 0xce:
+ NEXT ();
+ OUT (0xf1);
+ OUT (0xce);
+ INT;
+ INT;
+ ch = THIS ();
+ INT;
+ switch (ch)
+ {
+ case 0x01:
+ INT;
+ INT;
+ break;
+ case 0x02:
+ INT;
+ break;
+ case 0x04:
+ EXPn (external function);
+ break;
+ case 0x05:
+ break;
+ case 0x07:
+ INTn (line number);
+ INT;
+ case 0x08:
+ break;
+ case 0x0a:
+ INTn (locked register);
+ INT;
+ break;
+ case 0x3f:
+ copy_till_end ();
+ break;
+ case 0x3e:
+ copy_till_end ();
+ break;
+ case 0x40:
+ copy_till_end ();
+ break;
+ case 0x41:
+ ID;
+ break;
+ }
+ }
+
+}
+
+static void
+f0_record ()
+{
+ /* Attribute record */
+ NEXT ();
+ OUT (0xf0);
+ INTn (Symbol name);
+ ID;
+}
+
+static void
+copy_till_end ()
+{
+ int ch = THIS ();
+ while (1)
+ {
+ while (ch <= 0x80)
+ {
+ OUT (ch);
+ NEXT ();
+ ch = THIS ();
+ }
+ switch (ch)
+ {
+ case 0x84:
+ OUT (THIS ());
+ NEXT ();
+ case 0x83:
+ OUT (THIS ());
+ NEXT ();
+ case 0x82:
+ OUT (THIS ());
+ NEXT ();
+ case 0x81:
+ OUT (THIS ());
+ NEXT ();
+ OUT (THIS ());
+ NEXT ();
+
+ ch = THIS ();
+ break;
+ default:
+ return;
+ }
+ }
+
+}
+
+static void
+f2_record ()
+{
+ NEXT ();
+ OUT (0xf2);
+ INT;
+ NEXT ();
+ OUT (0xce);
+ INT;
+ copy_till_end ();
+}
+
+
+static void block ();
+static void
+f8_record ()
+{
+ int ch;
+ NEXT ();
+ ch = THIS ();
+ switch (ch)
+ {
+ case 0x01:
+ case 0x02:
+ case 0x03:
+ /* Unique typedefs for module */
+ /* GLobal typedefs */
+ /* High level module scope beginning */
+ {
+ struct output_buffer_struct ob;
+ NEXT ();
+ OUT (0xf8);
+ OUT (ch);
+ drop_int (&ob);
+ ID;
+
+ block ();
+
+ NEXT ();
+ fill_int (&ob);
+ OUT (0xf9);
+ }
+ break;
+ case 0x04:
+ /* Global function */
+ {
+ struct output_buffer_struct ob;
+ NEXT ();
+ OUT (0xf8);
+ OUT (0x04);
+ drop_int (&ob);
+ ID;
+ INTn (stack size);
+ INTn (ret val);
+ EXPn (offset);
+
+ block ();
+
+ NEXT ();
+ OUT (0xf9);
+ EXPn (size of block);
+ fill_int (&ob);
+ }
+ break;
+
+ case 0x05:
+ /* File name for source line numbers */
+ {
+ struct output_buffer_struct ob;
+ NEXT ();
+ OUT (0xf8);
+ OUT (0x05);
+ drop_int (&ob);
+ ID;
+ INTn (year);
+ INTn (month);
+ INTn (day);
+ INTn (hour);
+ INTn (monute);
+ INTn (second);
+ block ();
+ NEXT ();
+ OUT (0xf9);
+ fill_int (&ob);
+ }
+ break;
+
+ case 0x06:
+ /* Local function */
+ {
+ struct output_buffer_struct ob;
+ NEXT ();
+ OUT (0xf8);
+ OUT (0x06);
+ drop_int (&ob);
+ ID;
+ INTn (stack size);
+ INTn (type return);
+ EXPn (offset);
+ block ();
+ NEXT ();
+ OUT (0xf9);
+ EXPn (size);
+ fill_int (&ob);
+ }
+ break;
+
+ case 0x0a:
+ /* Assembler module scope beginning -*/
+ {
+ struct output_buffer_struct ob;
+
+ NEXT ();
+ OUT (0xf8);
+ OUT (0x0a);
+ drop_int (&ob);
+ ID;
+ ID;
+ INT;
+ ID;
+ INT;
+ INT;
+ INT;
+ INT;
+ INT;
+ INT;
+
+ block ();
+
+ NEXT ();
+ OUT (0xf9);
+ fill_int (&ob);
+ }
+ break;
+ case 0x0b:
+ {
+ struct output_buffer_struct ob;
+ NEXT ();
+ OUT (0xf8);
+ OUT (0x0b);
+ drop_int (&ob);
+ ID;
+ INT;
+ INTn (section index);
+ EXPn (offset);
+ INTn (stuff);
+
+ block ();
+
+ OUT (0xf9);
+ NEXT ();
+ EXPn (Size in Maus);
+ fill_int (&ob);
+ }
+ break;
+ }
+}
+
+static void
+e2_record ()
+{
+ OUT (0xe2);
+ NEXT ();
+ OUT (0xce);
+ NEXT ();
+ INT;
+ EXP;
+}
+
+static void
+block ()
+{
+ int ch;
+ while (1)
+ {
+ ch = THIS ();
+ switch (ch)
+ {
+ case 0xe1:
+ case 0xe5:
+ return;
+ case 0xf9:
+ return;
+ case 0xf0:
+ f0_record ();
+ break;
+ case 0xf1:
+ f1_record ();
+ break;
+ case 0xf2:
+ f2_record ();
+ break;
+ case 0xf8:
+ f8_record ();
+ break;
+ case 0xe2:
+ e2_record ();
+ break;
- return true;
+ }
+ }
}
-static int comp(ap, bp)
-arelent **ap;
-arelent **bp;
+
+/* relocate_debug,
+ moves all the debug information from the source bfd to the output
+ bfd, and relocates any expressions it finds
+*/
+
+static void
+relocate_debug (output, input)
+ bfd *output;
+ bfd *input;
{
- arelent *a = *ap;
- arelent *b = *bp;
- return a->address - b->address;
+#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_read ((PTR) input_ptr_start, 1, IBS, input);
+ block ();
}
+
/*
-Write the section headers
+ During linking, we we told about the bfds which made up our
+ contents, we have a list of them. They will still be open, so go to
+ the debug info in each, and copy it out, relocating it as we go.
*/
static void
-ieee_write_section_part(abfd)
-bfd *abfd;
+ieee_write_debug_part (abfd)
+ bfd *abfd;
{
- ieee_data_type *ieee = ieee_data(abfd);
- asection *s;
- ieee->w.r.section_part = bfd_tell(abfd);
- for (s = abfd->sections; s != (asection *)NULL; s=s->next) {
- ieee_write_byte(abfd, ieee_section_type_enum);
- ieee_write_byte(abfd, s->index + IEEE_SECTION_NUMBER_BASE);
-
- switch (s->flags & (SEC_LOAD | SEC_CODE | SEC_DATA | SEC_ROM)) {
- case SEC_LOAD | SEC_CODE:
- /* Normal named section, code */
- ieee_write_byte(abfd, ieee_variable_C_enum);
- ieee_write_byte(abfd, ieee_variable_P_enum);
- break;
- case SEC_LOAD | SEC_DATA:
- /* Normal named section, data */
- ieee_write_byte(abfd, ieee_variable_C_enum);
- ieee_write_byte(abfd, ieee_variable_D_enum);
- break;
- case SEC_LOAD | SEC_DATA | SEC_ROM:
- /* Normal named section, data rom */
- ieee_write_byte(abfd, ieee_variable_C_enum);
- ieee_write_byte(abfd, ieee_variable_R_enum);
- break;
- default:
- ieee_write_byte(abfd, ieee_variable_C_enum);
- break;
- }
+ ieee_data_type *ieee = IEEE_DATA (abfd);
+ bfd_chain_type *chain = ieee->chain_root;
+ unsigned char output_buffer[OBS];
+ boolean some_debug = false;
+ file_ptr here = bfd_tell (abfd);
+
+ output_ptr_start = output_ptr = output_buffer;
+ output_ptr_end = output_buffer + OBS;
+ output_ptr = output_buffer;
+ output_bfd = abfd;
+
+ if (chain == (bfd_chain_type *) NULL)
+ {
+#if 0
+ /* There is no debug info, so we'll fake some up */
+ CONST static char fake[] =
+ {
+ 0xf8, 0xa, 0, 5, 't', 't', 't', 't', 't', 0, 2, 3,
+ '1', '.', '1', 0x82, 1991 >> 8, 1991 & 0xff, 9, 20, 11, 07, 50};
+ ieee->w.r.debug_information_part = 0;
- ieee_write_id(abfd, s->name);
- ieee_write_int(abfd, 0); /* Parent */
- ieee_write_int(abfd, 0); /* Brother */
- ieee_write_int(abfd, 0); /* Context */
- /* Alignment */
- ieee_write_byte(abfd, ieee_section_alignment_enum);
- ieee_write_byte(abfd, s->index + IEEE_SECTION_NUMBER_BASE);
- ieee_write_int(abfd, 1 << s->alignment_power);
+ here;
- /* Size */
- ieee_write_2bytes(abfd, ieee_section_size_enum);
- ieee_write_byte(abfd, s->index + IEEE_SECTION_NUMBER_BASE);
- ieee_write_int(abfd, s->size);
- /* Vma */
- ieee_write_2bytes(abfd, ieee_region_base_address_enum);
- ieee_write_byte(abfd, s->index + IEEE_SECTION_NUMBER_BASE);
- ieee_write_int(abfd, s->vma);
+ /* bfd_write(fake, 1, sizeof(fake), abfd);*/
+ /* Now write a header for each section */
+ {
+ int i = 0;
+ asection *s = abfd->sections;
+ while (s)
+ {
+ if (s != abfd->abs_section)
+ {
+
+ ieee_write_byte (abfd, 0xf8);
+ ieee_write_byte (abfd, 0x0b);
+ ieee_write_byte (abfd, 0);
+ ieee_write_byte (abfd, 0);
+ ieee_write_byte (abfd, 1);
+ ieee_write_byte (abfd, i + IEEE_SECTION_NUMBER_BASE);
+ ieee_write_expression (abfd, 0, s->symbol, 0, 0, 0);
+ ieee_write_byte (abfd, 0);
+ ieee_write_byte (abfd, 0xf9);
+ ieee_write_expression (abfd, s->size,
+ bfd_abs_section.symbol, 0, 0, 0);
+ i++;
+ }
+
+ s = s->next;
- }
-}
+ }
+ /* Close the scope */
+ ieee_write_byte (abfd, 0xf9);
+ }
+#endif
+ }
+ 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)
+ abort ();
+ 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 ();
+}
/* write the data in an ieee way */
static void
-ieee_write_data_part(abfd)
-bfd *abfd;
+ieee_write_data_part (abfd)
+ bfd *abfd;
{
asection *s;
- ieee_data_type *ieee = ieee_data(abfd);
- ieee->w.r.data_part = bfd_tell(abfd);
- for (s = abfd->sections; s != (asection *)NULL; s = s->next)
- {
- bfd_byte header[11];
- bfd_byte *stream = ieee_per_section(s)->data;
- arelent **p = s->orelocation;
- size_t current_byte_index = 0;
- /* Sort the reloc records so we can insert them in the correct places */
- if (s->reloc_count != 0) {
- qsort(s->orelocation,
- s->reloc_count,
- sizeof(arelent **),
- comp);
- }
-
-
- /* Output the section preheader */
- header[0] =ieee_set_current_section_enum;
- header[1] = s->index + IEEE_SECTION_NUMBER_BASE;
-
- header[2] = ieee_set_current_pc_enum >> 8;
- header[3]= ieee_set_current_pc_enum & 0xff;
- header[4] = s->index + IEEE_SECTION_NUMBER_BASE;
- ieee_write_int5(header+5, s->vma );
- header[10] = ieee_load_with_relocation_enum;
- bfd_write(header, 1, sizeof(header), abfd);
-
- /* Output the data stream as the longest sequence of bytes possible, */
- /* allowing for the a reasonable packet size and relocation stuffs */
- if (stream == (void *)NULL) {
- stream = (bfd_byte *)"UNINITIALIZED AREA! ";
- s->size = strlen(stream);
- }
- while (current_byte_index < s->size) {
- size_t run;
- unsigned int MAXRUN = 32;
- if (p && *p) {
- run = (*p)->address - current_byte_index;
- }
- else {
- run = MAXRUN;
- }
- if (run > s->size - current_byte_index) {
- run = s->size - current_byte_index;
- }
-
- if (run != 0) {
- /* Output a stream of bytes */
- bfd_byte header[1] ;
- header[0]= run;
- bfd_write(header, 1, sizeof(header), abfd);
- bfd_write(stream + current_byte_index,
- 1,
- run,
- abfd);
- current_byte_index += run;
+ 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)
+ {
+ /* Sort the reloc records so we can insert them in the correct
+ places */
+ if (s->reloc_count != 0)
+ {
+ do_with_relocs (abfd, s);
}
- /* Output any relocations here */
- if (p && (*p) && (*p)->address == current_byte_index) {
- while ((*p) && (*p)->address == current_byte_index) {
-
- arelent *r = *p;
- ieee_write_byte(abfd, ieee_function_either_open_b_enum);
- if (r->sym_ptr_ptr != (asymbol **)NULL) {
- ieee_write_expression(abfd, r->addend,
- r->section,
- *(r->sym_ptr_ptr));
- }
- else {
- ieee_write_expression(abfd, r->addend,
- r->section,
- (asymbol *)NULL);
- }
- ieee_write_byte(abfd, ieee_function_either_close_b_enum);
- p++;
- }
- /* FIXME !! Are all relocations 4 bytes ? */
- current_byte_index += 4;
+ else
+ {
+ do_without_relocs (abfd, s);
}
- }
}
}
-
-
-
-
-static void
-init_for_output(abfd)
-bfd *abfd;
+static boolean
+init_for_output (abfd)
+ bfd *abfd;
{
- asection *s;
- for (s = abfd->sections; s != (asection *)NULL; s = s->next) {
- if (s->size != 0) {
- ieee_per_section(s)->data = (bfd_byte *)(malloc(s->size));
+ asection *s;
+ for (s = abfd->sections; s != (asection *) NULL; s = s->next)
+ {
+ if (s->_raw_size != 0)
+ {
+ ieee_per_section (s)->data = (bfd_byte *) (bfd_alloc (abfd, s->_raw_size));
+ if (!ieee_per_section (s)->data)
+ {
+ bfd_set_error (bfd_error_no_memory);
+ return false;
+ }
+ }
}
- }
+ return true;
}
-
+\f
/** exec and core file sections */
-/* set section contents is complicated with IEEE since the format is
+/* set section contents is complicated with IEEE since the format is
* not a byte image, but a record stream.
*/
boolean
ieee_set_section_contents (abfd, section, location, offset, count)
-bfd *abfd;
-sec_ptr section;
-unsigned char *location;
-file_ptr offset;
-int count;
-{
- if (ieee_per_section(section)->data == (bfd_byte *)NULL) {
- init_for_output(abfd);
- }
- (void) memcpy(ieee_per_section(section)->data + offset, location, count);
+ bfd *abfd;
+ sec_ptr section;
+ PTR location;
+ file_ptr offset;
+ bfd_size_type count;
+{
+ if (ieee_per_section (section)->data == (bfd_byte *) NULL)
+ {
+ if (!init_for_output (abfd))
+ return false;
+ }
+ memcpy ((PTR) (ieee_per_section (section)->data + offset),
+ (PTR) location,
+ (unsigned int) count);
return true;
}
values into indexes from the right base.
*/
static void
-ieee_write_external_part(abfd)
-bfd *abfd;
+ieee_write_external_part (abfd)
+ bfd *abfd;
{
asymbol **q;
- ieee_data_type *ieee = ieee_data(abfd);
+ ieee_data_type *ieee = IEEE_DATA (abfd);
unsigned int reference_index = IEEE_REFERENCE_BASE;
- unsigned int public_index = IEEE_PUBLIC_BASE;
- ieee->w.r.external_part = bfd_tell(abfd);
- if (abfd->outsymbols != (asymbol **)NULL) {
- for (q = abfd->outsymbols; *q != (asymbol *)NULL; q++) {
- asymbol *p = *q;
- if (p->flags & BSF_UNDEFINED) {
- /* This must be a symbol reference .. */
- ieee_write_byte(abfd, ieee_external_reference_enum);
- ieee_write_int(abfd, reference_index);
- ieee_write_id(abfd, p->name);
- p->value = reference_index;
- reference_index++;
- }
- else if(p->flags & BSF_FORT_COMM) {
- /* This is a weak reference */
- ieee_write_byte(abfd, ieee_external_reference_enum);
- ieee_write_int(abfd, reference_index);
- ieee_write_id(abfd, p->name);
- ieee_write_byte(abfd, ieee_weak_external_reference_enum);
- ieee_write_int(abfd, reference_index);
- ieee_write_int(abfd, p->value);
- ieee_write_int(abfd, BFD_FORT_COMM_DEFAULT_VALUE);
- p->value = reference_index;
- reference_index++;
- }
- else if(p->flags & BSF_GLOBAL) {
- /* This must be a symbol definition */
+ unsigned int public_index = IEEE_PUBLIC_BASE + 2;
+ file_ptr here = bfd_tell (abfd);
+ boolean hadone = false;
+ if (abfd->outsymbols != (asymbol **) NULL)
+ {
- ieee_write_byte(abfd, ieee_external_symbol_enum);
- ieee_write_int(abfd, public_index );
- ieee_write_id(abfd, p->name);
+ for (q = abfd->outsymbols; *q != (asymbol *) NULL; q++)
+ {
+ asymbol *p = *q;
+ hadone = true;
+ if (p->section == &bfd_und_section)
+ {
+ /* This must be a symbol reference .. */
+ ieee_write_byte (abfd, ieee_external_reference_enum);
+ ieee_write_int (abfd, reference_index);
+ ieee_write_id (abfd, p->name);
+ p->value = reference_index;
+ reference_index++;
+ }
+ else if (bfd_is_com_section (p->section))
+ {
+ /* This is a weak reference */
+ ieee_write_byte (abfd, ieee_external_reference_enum);
+ ieee_write_int (abfd, reference_index);
+ ieee_write_id (abfd, p->name);
+ ieee_write_byte (abfd, ieee_weak_external_reference_enum);
+ ieee_write_int (abfd, reference_index);
+ ieee_write_int (abfd, p->value);
+ ieee_write_int (abfd, BFD_FORT_COMM_DEFAULT_VALUE);
+ p->value = reference_index;
+ reference_index++;
+ }
+ else if (p->flags & BSF_GLOBAL)
+ {
+ /* This must be a symbol definition */
- /* Write out the value */
- ieee_write_2bytes(abfd, ieee_value_record_enum);
- ieee_write_int(abfd, public_index);
- if (p->section != (asection *)NULL)
- {
- ieee_write_expression(abfd,
- p->value + p->section->output_offset,
- p->section->output_section,
- (asymbol *)NULL);
- }
- else
- {
- ieee_write_expression(abfd,
- p->value,
- (asection *)NULL,
- (asymbol *)NULL);
- }
- p->value = public_index;
- public_index++;
- }
- else {
- /* This can happen - when there are gaps in the symbols read */
- /* from an input ieee file */
- }
+
+ ieee_write_byte (abfd, ieee_external_symbol_enum);
+ ieee_write_int (abfd, public_index);
+ ieee_write_id (abfd, p->name);
+
+ ieee_write_twobyte (abfd, ieee_attribute_record_enum);
+ ieee_write_int (abfd, public_index);
+ ieee_write_byte (abfd, 15); /* instruction address */
+ ieee_write_byte (abfd, 19); /* static symbol */
+ ieee_write_byte (abfd, 1); /* one of them */
+
+
+ /* Write out the value */
+ ieee_write_2bytes (abfd, ieee_value_record_enum);
+ ieee_write_int (abfd, public_index);
+ if (p->section != &bfd_abs_section)
+ {
+ if (abfd->flags & EXEC_P)
+ {
+ /* If fully linked, then output all symbols
+ relocated */
+ ieee_write_int (abfd,
+ p->value + p->section->output_offset + p->section->output_section->vma);
+
+ }
+ else
+ {
+ ieee_write_expression (abfd,
+ p->value + p->section->output_offset,
+ p->section->output_section->symbol
+ ,false, 0);
+ }
+ }
+ else
+ {
+ ieee_write_expression (abfd,
+ p->value,
+ bfd_abs_section.symbol,
+ false, 0);
+ }
+ p->value = public_index;
+ public_index++;
+ }
+ 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;
}
-static
-void ieee_write_me_part(abfd)
-bfd *abfd;
+
+static CONST unsigned char exten[] =
{
- ieee_data_type *ieee= ieee_data(abfd);
- ieee->w.r.me_record = bfd_tell(abfd);
+ 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 relocateable 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 # */
+};
- ieee_write_2bytes(abfd, ieee_value_starting_address_enum);
- ieee_write_int(abfd, abfd->start_address);
- ieee_write_byte(abfd, ieee_module_end_enum);
+static
+void
+ieee_write_me_part (abfd)
+ bfd *abfd;
+{
+ ieee_data_type *ieee = IEEE_DATA (abfd);
+ ieee->w.r.trailer_part = bfd_tell (abfd);
+ if (abfd->start_address)
+ {
+ ieee->w.r.me_record = bfd_tell (abfd);
+ 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);
+ }
+ else
+ {
+ ieee->w.r.me_record = bfd_tell (abfd);
+ }
+ ieee_write_byte (abfd, ieee_module_end_enum);
}
+
boolean
ieee_write_object_contents (abfd)
-bfd *abfd;
+ bfd *abfd;
{
- ieee_data_type *ieee = ieee_data(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;
+ ieee_write_byte (abfd, ieee_module_beginning_enum);
- /* Make a guess about the size of the header */
- bfd_seek(abfd, 100, false);
+ ieee_write_id (abfd, bfd_printable_name (abfd));
+ ieee_write_id (abfd, abfd->filename);
+
+ /* Fast forward over the variable bits */
+ ieee_write_byte (abfd, ieee_address_descriptor_enum);
+
+ /* Bits per MAU */
+ ieee_write_byte (abfd, (bfd_byte) (bfd_arch_bits_per_byte (abfd)));
+ /* MAU's per address */
+ ieee_write_byte (abfd,
+ (bfd_byte) (bfd_arch_bits_per_address (abfd) / bfd_arch_bits_per_byte (abfd)));
+
+ 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_write ((char *) exten, 1, sizeof (exten), abfd) != sizeof (exten))
+ return false;
+ if (abfd->flags & EXEC_P)
+ ieee_write_byte (abfd, 0x1);/* Absolute */
+ else
+ ieee_write_byte (abfd, 0x2);/* Relocateable */
+
+ ieee->w.r.environmental_record = bfd_tell (abfd);
+ if (bfd_write ((char *) envi, 1, sizeof (envi), abfd) != sizeof (envi))
+ return false;
+ output_bfd = abfd;
+ flush ();
+
+ ieee_write_section_part (abfd);
/*
- First write the symbols, this changes their values into table
- indeces so we cant use it after this point
- */
- ieee_write_external_part(abfd);
- ieee_write_byte(abfd, ieee_record_seperator_enum);
-
- ieee_write_section_part(abfd);
- ieee_write_byte(abfd, ieee_record_seperator_enum);
- /*
- Can only write the data once the symbols have been written since
- the data contains relocation information which points to the
- symbols
- */
- ieee_write_data_part(abfd);
- ieee_write_byte(abfd, ieee_record_seperator_enum);
+ First write the symbols, this changes their values into table
+ indeces so we cant use it after this point
+ */
+ ieee_write_external_part (abfd);
+ /* ieee_write_byte(abfd, ieee_record_seperator_enum);*/
+
+
+ /* ieee_write_byte(abfd, ieee_record_seperator_enum);*/
+
/*
- At the end we put the end !
- */
- ieee_write_me_part(abfd);
- /* Now write the header */
- /* Generate the header */
- bfd_seek(abfd, (file_ptr)0, false);
+ Write any debugs we have been told about
+ */
+ ieee_write_debug_part (abfd);
+ /*
+ Can only write the data once the symbols have been written since
+ the data contains relocation information which points to the
+ symbols
+ */
+ ieee_write_data_part (abfd);
- ieee_write_byte(abfd, ieee_module_beginning_enum);
- ieee_write_id(abfd, bfd_printable_arch_mach(abfd->obj_arch,
- abfd->obj_machine));
- ieee_write_id(abfd, abfd->filename);
- ieee_write_byte(abfd, ieee_address_descriptor_enum);
- ieee_write_byte(abfd, 8); /* Bits per MAU */
- ieee_write_byte(abfd, 4); /* MAU's per address */
+ /*
+ At the end we put the end !
+ */
+ ieee_write_me_part (abfd);
- for (i= 0; i < N_W_VARIABLES; i++) {
- ieee_write_2bytes(abfd,ieee_assign_value_to_variable_enum);
- ieee_write_byte(abfd, i);
- ieee_write_int(abfd, ieee->w.offset[i]);
- }
+ /* Generate the header */
+ if (bfd_seek (abfd, old, SEEK_SET) != 0)
+ return false;
+
+ for (i = 0; i < N_W_VARIABLES; i++)
+ {
+ ieee_write_2bytes (abfd, ieee_assign_value_to_variable_enum);
+ ieee_write_byte (abfd, (bfd_byte) i);
+ ieee_write_int5_out (abfd, ieee->w.offset[i]);
+ }
return true;
}
+\f
-
-\f
/* Native-level interface to symbols. */
/* We read the symbols into a buffer, which is discarded when this
asymbol *
ieee_make_empty_symbol (abfd)
-bfd *abfd;
+ bfd *abfd;
{
- ieee_symbol_type *new =
- (ieee_symbol_type *)zalloc (sizeof (ieee_symbol_type));
+ ieee_symbol_type *new =
+ (ieee_symbol_type *) bfd_zmalloc (sizeof (ieee_symbol_type));
+ if (!new)
+ {
+ bfd_set_error (bfd_error_no_error);
+ return NULL;
+ }
new->symbol.the_bfd = abfd;
return &new->symbol;
-
}
-void
-ieee_reclaim_symbol_table (abfd)
-bfd *abfd;
+static bfd *
+ieee_openr_next_archived_file (arch, prev)
+ bfd *arch;
+ bfd *prev;
{
-#if 0
- asection *section;
-
- if (!bfd_get_symcount (abfd)) return;
-
- for (section = abfd->sections; section != NULL; section = section->next)
- if (section->relocation) {
- free ((void *)section->relocation);
- section->relocation = NULL;
- section->reloc_count = 0;
+ ieee_ar_data_type *ar = IEEE_AR_DATA (arch);
+ /* take the next one from the arch state, or reset */
+ if (prev == (bfd *) NULL)
+ {
+ /* Reset the index - the first two entries are bogus*/
+ ar->element_index = 2;
}
+ while (true)
+ {
+ ieee_ar_obstack_type *p = ar->elements + ar->element_index;
+ ar->element_index++;
+ if (ar->element_index <= ar->element_count)
+ {
+ if (p->file_offset != (file_ptr) 0)
+ {
+ if (p->abfd == (bfd *) NULL)
+ {
+ p->abfd = _bfd_create_empty_archive_element_shell (arch);
+ p->abfd->origin = p->file_offset;
+ }
+ return p->abfd;
+ }
+ }
+ else
+ {
+ bfd_set_error (bfd_error_no_more_archived_files);
+ return (bfd *) NULL;
+ }
- bfd_get_symcount (abfd) = 0;
- free ((void *)obj_aout_symbols (abfd));
- obj_aout_symbols (abfd) = (aout_symbol_type *)NULL;
-#endif
+ }
}
-\f
-
-
-\f
-/* Obsolete procedural interface; better to look at the cache directly */
-
-/* User should have checked the file flags; perhaps we should return
-BFD_NO_MORE_SYMBOLS if there are none? */
-int
-ieee_get_symcount_upper_bound (abfd)
-bfd *abfd;
+static boolean
+ieee_find_nearest_line (abfd,
+ section,
+ symbols,
+ offset,
+ filename_ptr,
+ functionname_ptr,
+ line_ptr)
+ bfd *abfd;
+ asection *section;
+ asymbol **symbols;
+ bfd_vma offset;
+ char **filename_ptr;
+ char **functionname_ptr;
+ int *line_ptr;
{
-#if 0
- /* In case we're doing an output file or something...? */
- if (bfd_get_symcount (abfd)) return bfd_get_symcount (abfd);
-
- return (exec_hdr (abfd)->a_syms) / (sizeof (struct nlist));
-#endif
-return 0;
+ return false;
}
-symindex
-ieee_get_first_symbol (ignore_abfd)
-bfd * ignore_abfd;
+static int
+ieee_generic_stat_arch_elt (abfd, buf)
+ bfd *abfd;
+ struct stat *buf;
{
- return 0;
+ ieee_ar_data_type *ar = abfd->my_archive->tdata.ieee_ar_data;
+ if (ar == (ieee_ar_data_type *) NULL)
+ {
+ bfd_set_error (bfd_error_invalid_operation);
+ return -1;
+ }
+ else
+ {
+ buf->st_size = 0x1;
+ buf->st_mode = 0666;
+ return !ieee_object_p (abfd);
+ }
}
-symindex
-ieee_get_next_symbol (abfd, oidx)
-bfd *abfd;
-symindex oidx;
+static int
+ieee_sizeof_headers (abfd, x)
+ bfd *abfd;
+ boolean x;
{
-#if 0
- if (oidx == BFD_NO_MORE_SYMBOLS) return BFD_NO_MORE_SYMBOLS;
- return ++oidx >= bfd_get_symcount (abfd) ? BFD_NO_MORE_SYMBOLS :
- oidx;
-#endif
-return 0;
+ return 0;
}
-char *
-ieee_symbol_name (abfd, idx)
-bfd *abfd;
-symindex idx;
-{
-#if 0
- return (obj_aout_symbols (abfd) + idx)->symbol.name;
-#endif
-return 0;
-}
-long
-ieee_symbol_value (abfd, idx)
-bfd *abfd;
-symindex idx;
-{
+/* The debug info routines are never used. */
#if 0
- return (obj_aout_symbols (abfd) + idx)->symbol.value;
-#endif
-return 0;
-}
-symclass
-ieee_classify_symbol (abfd, idx)
-bfd *abfd;
-symindex idx;
+static void
+ieee_bfd_debug_info_start (abfd)
+ bfd *abfd;
{
-#if 0
- aout_symbol_type *sym = obj_aout_symbols (abfd) + idx;
- if ((sym->symbol.flags & BSF_FORT_COMM) != 0) return bfd_symclass_fcommon;
- if ((sym->symbol.flags & BSF_GLOBAL) != 0) return bfd_symclass_global;
- if ((sym->symbol.flags & BSF_DEBUGGING) != 0) return bfd_symclass_debugger;
- if ((sym->symbol.flags & BSF_UNDEFINED) != 0) return bfd_symclass_undefined;
-#endif
- return bfd_symclass_unknown;
}
-boolean
-ieee_symbol_hasclass (abfd, idx, class)
-bfd *abfd;
-symindex idx;
-symclass class;
+static void
+ieee_bfd_debug_info_end (abfd)
+ bfd *abfd;
{
-#if 0
- aout_symbol_type *sym = obj_aout_symbols (abfd) + idx;
- switch (class) {
- case bfd_symclass_fcommon:
- return (sym->symbol.flags & BSF_FORT_COMM) ? true :false;
- case bfd_symclass_global:
- return (sym->symbol.flags & BSF_GLOBAL) ? true:false;
- case bfd_symclass_debugger:
- return (sym->symbol.flags & BSF_DEBUGGING) ? true:false;;
- case bfd_symclass_undefined:
- return (sym->symbol.flags & BSF_UNDEFINED) ? true:false;;
- default: return false;
- }
-#endif
-return 0;
+
}
-void
-ieee_reclaim_reloc (ignore_abfd, section)
-bfd *ignore_abfd;
-sec_ptr section;
+/* Add this section to the list of sections we have debug info for, to
+ be ready to output it at close time
+ */
+static void
+ieee_bfd_debug_info_accumulate (abfd, section)
+ bfd *abfd;
+ asection *section;
{
-#if 0
- if (section->relocation) {
- free (section->relocation);
- section->relocation = NULL;
- section->reloc_count = 0;
- }
-#endif
-}
+ ieee_data_type *ieee = IEEE_DATA (section->owner);
+ ieee_data_type *output_ieee = IEEE_DATA (abfd);
+ /* can only accumulate data from other ieee bfds */
+ if (section->owner->xvec != abfd->xvec)
+ return;
+ /* Only bother once per bfd */
+ if (ieee->done_debug == true)
+ return;
+ ieee->done_debug = true;
+
+ /* Don't bother if there is no debug info */
+ if (ieee->w.r.debug_information_part == 0)
+ return;
+
+
+ /* Add to chain */
+ {
+ bfd_chain_type *n = (bfd_chain_type *) bfd_alloc (abfd, sizeof (bfd_chain_type));
+ if (!n)
+ {
+ bfd_set_error (bfd_error_no_memory);
+ abort (); /* FIXME */
+ }
+ n->this = section->owner;
+ n->next = (bfd_chain_type *) NULL;
-boolean
-ieee_close_and_cleanup (abfd)
-bfd *abfd;
-{
- if (bfd_read_p (abfd) == false)
- switch (abfd->format) {
- case bfd_archive:
- if (!_bfd_write_archive_contents (abfd)) {
- return false;
+ if (output_ieee->chain_head)
+ {
+ output_ieee->chain_head->next = n;
}
- break;
- case bfd_object:
- if (!ieee_write_object_contents (abfd)) {
- return false;
+ else
+ {
+ output_ieee->chain_root = n;
+
}
- break;
- default:
- bfd_error = invalid_operation;
- return false;
- }
+ output_ieee->chain_head = n;
+ }
+}
+#endif
- if (ieee_data(abfd) != (ieee_data_type *)NULL) {
- /* FIXME MORE LEAKS */
+#define ieee_close_and_cleanup _bfd_generic_close_and_cleanup
+#define ieee_bfd_free_cached_info _bfd_generic_bfd_free_cached_info
- }
+#define ieee_slurp_armap bfd_true
+#define ieee_slurp_extended_name_table bfd_true
+#define ieee_truncate_arname bfd_dont_truncate_arname
+#define ieee_write_armap \
+ ((boolean (*) \
+ PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int))) \
+ bfd_true)
- return true;
-}
+#define ieee_bfd_is_local_label bfd_generic_is_local_label
+#define ieee_get_lineno _bfd_nosymbols_get_lineno
+#define ieee_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol
-static bfd *
-ieee_openr_next_archived_file(arch, prev)
-bfd *arch;
-bfd *prev;
-{
- ieee_ar_data_type *ar = ieee_ar_data(arch);
- /* take the next one from the arch state, or reset */
- if (prev == (bfd *)NULL) {
- /* Reset the index - the first two entries are bogus*/
- ar->element_index = 2;
- }
- while (true) {
- ieee_ar_obstack_type *p = ar->elements + ar->element_index;
- ar->element_index++;
- if (ar->element_index <= ar->element_count) {
- if (p->file_offset != (file_ptr)0) {
- if (p->abfd == (bfd *)NULL) {
- p->abfd = _bfd_create_empty_archive_element_shell(arch);
- p->abfd->origin = p->file_offset;
- }
- return p->abfd;
- }
- }
- else {
- return (bfd *)NULL;
- }
+#define ieee_bfd_reloc_type_lookup _bfd_norelocs_bfd_reloc_type_lookup
- }
-}
+#define ieee_set_arch_mach _bfd_generic_set_arch_mach
-static boolean
-ieee_find_nearest_line(abfd,
- section,
- symbols,
- offset,
- filename_ptr,
- functionname_ptr,
- line_ptr)
-bfd *abfd;
-asection *section;
-asymbol **symbols;
-bfd_vma offset;
-char **filename_ptr;
-char **functionname_ptr;
-unsigned int *line_ptr;
-{
- return false;
+#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_link_hash_table_create _bfd_generic_link_hash_table_create
+#define ieee_bfd_link_add_symbols _bfd_generic_link_add_symbols
+#define ieee_bfd_final_link _bfd_generic_final_link
-}
/*SUPPRESS 460 */
bfd_target ieee_vec =
{
"ieee", /* name */
- bfd_target_ieee_flavour_enum,
+ bfd_target_ieee_flavour,
true, /* target byte order */
true, /* target headers byte order */
(HAS_RELOC | EXEC_P | /* object flags */
HAS_LINENO | HAS_DEBUG |
- HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED),
- (SEC_CODE|SEC_DATA|SEC_ROM|SEC_HAS_CONTENTS
- |SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
- 0, /* valid reloc types */
+ 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 */
+ 0, /* leading underscore */
' ', /* ar_pad_char */
16, /* ar_max_namelen */
- ieee_close_and_cleanup, /* _close_and_cleanup */
- ieee_set_section_contents, /* bfd_set_section_contents */
- ieee_get_section_contents,
- ieee_new_section_hook, /* new_section_hook */
- 0, /* _core_file_failing_command */
- 0, /* _core_file_failing_signal */
- 0, /* _core_file_matches_ex...p */
-
- 0, /* bfd_slurp_bsd_armap, bfd_slurp_armap */
- bfd_true, /* bfd_slurp_extended_name_table */
- bfd_bsd_truncate_arname, /* bfd_truncate_arname */
-
- ieee_get_symtab_upper_bound, /* get_symtab_upper_bound */
- ieee_get_symtab, /* canonicalize_symtab */
- 0, /* ieee_reclaim_symbol_table, bfd_reclaim_symbol_table */
- ieee_get_reloc_upper_bound, /* get_reloc_upper_bound */
- ieee_canonicalize_reloc, /* bfd_canonicalize_reloc */
- 0, /* ieee_reclaim_reloc, bfd_reclaim_reloc */
- 0, /* ieee_get_symcount_upper_bound, bfd_get_symcount_upper_bound */
- 0, /* ieee_get_first_symbol, bfd_get_first_symbol */
- 0, /* ieee_get_next_symbol, bfd_get_next_symbol */
- 0, /* ieee_classify_symbol, bfd_classify_symbol */
- 0, /* ieee_symbol_hasclass, bfd_symbol_hasclass */
- 0, /* ieee_symbol_name, bfd_symbol_name */
- 0, /* ieee_symbol_value, bfd_symbol_value */
-
- _do_getblong, _do_putblong, _do_getbshort, _do_putbshort, /* data */
- _do_getblong, _do_putblong, _do_getbshort, _do_putbshort, /* hdrs */
+ 1, /* minimum alignment */
+ bfd_getb64, bfd_getb_signed_64, bfd_putb64,
+ bfd_getb32, bfd_getb_signed_32, bfd_putb32,
+ bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* data */
+ bfd_getb64, bfd_getb_signed_64, bfd_putb64,
+ bfd_getb32, bfd_getb_signed_32, bfd_putb32,
+ bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */
{_bfd_dummy_target,
- ieee_object_p, /* bfd_check_format */
- ieee_archive_p,
- bfd_false
- },
+ ieee_object_p, /* bfd_check_format */
+ ieee_archive_p,
+ _bfd_dummy_target,
+ },
{
bfd_false,
- ieee_mkobject,
+ ieee_mkobject,
_bfd_generic_mkarchive,
bfd_false
- },
- ieee_make_empty_symbol,
- ieee_print_symbol,
- bfd_false, /* ieee_get_lineno,*/
- ieee_set_arch_mach, /* bfd_set_arch_mach,*/
- bfd_false,
- ieee_openr_next_archived_file,
- ieee_find_nearest_line, /* bfd_find_nearest_line */
+ },
+ {
+ bfd_false,
+ ieee_write_object_contents,
+ _bfd_write_archive_contents,
+ bfd_false,
+ },
+
+ BFD_JUMP_TABLE_GENERIC (ieee),
+ BFD_JUMP_TABLE_COPY (_bfd_generic),
+ BFD_JUMP_TABLE_CORE (_bfd_nocore),
+ BFD_JUMP_TABLE_ARCHIVE (ieee),
+ BFD_JUMP_TABLE_SYMBOLS (ieee),
+ BFD_JUMP_TABLE_RELOCS (ieee),
+ BFD_JUMP_TABLE_WRITE (ieee),
+ BFD_JUMP_TABLE_LINK (ieee),
+ BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
+
+ (PTR) 0
};
projects / binutils.git / blobdiff