/* BFD back-end for TMS320C30 a.out binaries.
- Copyright 1998, 1999, 2000 Free Software Foundation, Inc.
+ Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004
+ Free Software Foundation, Inc.
Contributed by Steven Haworth (steve@pm.cse.rmit.edu.au)
This file is part of BFD, the Binary File Descriptor library.
#define TARGET_IS_BIG_ENDIAN_P
#define N_HEADER_IN_TEXT(x) 1
-#define BYTES_IN_WORD 4
#define TEXT_START_ADDR 1024
#define TARGET_PAGE_SIZE 128
#define SEGMENT_SIZE TARGET_PAGE_SIZE
#define DEFAULT_ARCH bfd_arch_tic30
#define ARCH_SIZE 32
-#define MY(OP) CAT(tic30_aout_,OP)
+/* Do not "beautify" the CONCAT* macro args. Traditional C will not
+ remove whitespace added here, and thus will fail to concatenate
+ the tokens. */
+#define MY(OP) CONCAT2 (tic30_aout_,OP)
#define TARGETNAME "a.out-tic30"
-#define NAME(x,y) CAT3(tic30_aout,_32_,y)
+#define NAME(x,y) CONCAT3 (tic30_aout,_32_,y)
#include "bfd.h"
#include "sysdep.h"
static bfd_reloc_status_type tic30_aout_final_link_relocate
PARAMS ((reloc_howto_type *, bfd *, asection *, bfd_byte *, bfd_vma,
bfd_vma, bfd_vma));
-static const bfd_target *tic30_aout_object_p PARAMS ((bfd *));
-static boolean tic30_aout_write_object_contents PARAMS ((bfd *));
-static boolean tic30_aout_set_sizes PARAMS ((bfd *));
-
-#define MY_reloc_howto(BFD,REL,IN,EX,PC) tic30_aout_reloc_howto(BFD,REL,&IN,&EX,&PC)
+static const bfd_target *tic30_aout_object_p
+ PARAMS ((bfd *));
+static bfd_boolean tic30_aout_write_object_contents
+ PARAMS ((bfd *));
+static bfd_boolean tic30_aout_set_sizes
+ PARAMS ((bfd *));
+static const bfd_target * tic30_aout_callback
+ PARAMS ((bfd *));
+static bfd_boolean MY_bfd_copy_private_section_data
+ PARAMS ((bfd *, asection *, bfd *, asection *));
+static bfd_boolean MY_bfd_final_link
+ PARAMS ((bfd *, struct bfd_link_info *));
+reloc_howto_type * tic30_aout_reloc_type_lookup
+ PARAMS ((bfd *, bfd_reloc_code_real_type));
+enum machine_type tic30_aout_machine_type
+ PARAMS ((enum bfd_architecture, unsigned long, bfd_boolean *));
+bfd_boolean tic30_aout_set_arch_mach
+ PARAMS ((bfd *, enum bfd_architecture, unsigned long));
+
+#define MY_reloc_howto(BFD, REL, IN, EX, PC) \
+ tic30_aout_reloc_howto(BFD, REL, &IN, &EX, &PC)
#define MY_final_link_relocate tic30_aout_final_link_relocate
#define MY_object_p tic30_aout_object_p
#define MY_mkobject NAME(aout,mkobject)
#define MY_finish_dynamic_link 0
#endif
-static CONST struct aout_backend_data tic30_aout_backend_data =
+static const struct aout_backend_data tic30_aout_backend_data =
{
MY_zmagic_contiguous,
MY_text_includes_header,
2) to get the 32-bit addresses in the format the TMS320C30 likes
it. */
reloc_howto_type tic30_aout_howto_table[] =
-{
- EMPTY_HOWTO (-1),
- HOWTO (1, 2, 1, 16, false, 0, 0, tic30_aout_fix_16,
- "16", false, 0x0000FFFF, 0x0000FFFF, false),
- HOWTO (2, 2, 2, 24, false, 0, complain_overflow_bitfield, NULL,
- "24", false, 0x00FFFFFF, 0x00FFFFFF, false),
- HOWTO (3, 18, 3, 24, false, 0, complain_overflow_bitfield, NULL,
- "LDP", false, 0x00FF0000, 0x000000FF, false),
- HOWTO (4, 2, 4, 32, false, 0, complain_overflow_bitfield, tic30_aout_fix_32,
- "32", false, 0xFFFFFFFF, 0xFFFFFFFF, false),
- HOWTO (5, 2, 1, 16, true, 0, complain_overflow_signed,
- tic30_aout_fix_pcrel_16, "PCREL", true, 0x0000FFFF, 0x0000FFFF, true),
- EMPTY_HOWTO (-1),
- EMPTY_HOWTO (-1),
- EMPTY_HOWTO (-1),
- EMPTY_HOWTO (-1),
- EMPTY_HOWTO (-1)
-};
-
-extern reloc_howto_type *NAME (aout, reloc_type_lookup) ();
+ {
+ EMPTY_HOWTO (-1),
+ HOWTO (1, 2, 1, 16, FALSE, 0, 0, tic30_aout_fix_16,
+ "16", FALSE, 0x0000FFFF, 0x0000FFFF, FALSE),
+ HOWTO (2, 2, 2, 24, FALSE, 0, complain_overflow_bitfield, NULL,
+ "24", FALSE, 0x00FFFFFF, 0x00FFFFFF, FALSE),
+ HOWTO (3, 18, 3, 24, FALSE, 0, complain_overflow_bitfield, NULL,
+ "LDP", FALSE, 0x00FF0000, 0x000000FF, FALSE),
+ HOWTO (4, 2, 4, 32, FALSE, 0, complain_overflow_bitfield, tic30_aout_fix_32,
+ "32", FALSE, 0xFFFFFFFF, 0xFFFFFFFF, FALSE),
+ HOWTO (5, 2, 1, 16, TRUE, 0, complain_overflow_signed,
+ tic30_aout_fix_pcrel_16, "PCREL", TRUE, 0x0000FFFF, 0x0000FFFF, TRUE),
+ EMPTY_HOWTO (-1),
+ EMPTY_HOWTO (-1),
+ EMPTY_HOWTO (-1),
+ EMPTY_HOWTO (-1),
+ EMPTY_HOWTO (-1)
+ };
+
+extern reloc_howto_type *NAME (aout, reloc_type_lookup)
+ PARAMS ((bfd *, bfd_reloc_code_real_type));
reloc_howto_type *
tic30_aout_reloc_type_lookup (abfd, code)
unsigned int arch_align_power;
unsigned long arch_align;
- /* Calculate the file positions of the parts of a newly read aout header */
- obj_textsec (abfd)->_raw_size = N_TXTSIZE (*execp);
+ /* Calculate the file positions of the parts of a newly read aout header. */
+ obj_textsec (abfd)->size = N_TXTSIZE (*execp);
- /* The virtual memory addresses of the sections */
+ /* The virtual memory addresses of the sections. */
obj_textsec (abfd)->vma = N_TXTADDR (*execp);
obj_datasec (abfd)->vma = N_DATADDR (*execp);
obj_bsssec (abfd)->vma = N_BSSADDR (*execp);
obj_datasec (abfd)->lma = obj_datasec (abfd)->vma;
obj_bsssec (abfd)->lma = obj_bsssec (abfd)->vma;
- /* The file offsets of the sections */
+ /* The file offsets of the sections. */
obj_textsec (abfd)->filepos = N_TXTOFF (*execp);
obj_datasec (abfd)->filepos = N_DATOFF (*execp);
- /* The file offsets of the relocation info */
+ /* The file offsets of the relocation info. */
obj_textsec (abfd)->rel_filepos = N_TRELOFF (*execp);
obj_datasec (abfd)->rel_filepos = N_DRELOFF (*execp);
#ifdef SET_ARCH_MACH
SET_ARCH_MACH (abfd, *execp);
#else
- bfd_default_set_arch_mach (abfd, DEFAULT_ARCH, 0);
+ bfd_default_set_arch_mach (abfd, DEFAULT_ARCH, 0L);
#endif
/* Now that we know the architecture, set the alignments of the
of the section. */
arch_align_power = bfd_get_arch_info (abfd)->section_align_power;
arch_align = 1 << arch_align_power;
- if ((BFD_ALIGN (obj_textsec (abfd)->_raw_size, arch_align)
- == obj_textsec (abfd)->_raw_size)
- && (BFD_ALIGN (obj_datasec (abfd)->_raw_size, arch_align)
- == obj_datasec (abfd)->_raw_size)
- && (BFD_ALIGN (obj_bsssec (abfd)->_raw_size, arch_align)
- == obj_bsssec (abfd)->_raw_size))
+ if ((BFD_ALIGN (obj_textsec (abfd)->size, arch_align)
+ == obj_textsec (abfd)->size)
+ && (BFD_ALIGN (obj_datasec (abfd)->size, arch_align)
+ == obj_datasec (abfd)->size)
+ && (BFD_ALIGN (obj_bsssec (abfd)->size, arch_align)
+ == obj_bsssec (abfd)->size))
{
obj_textsec (abfd)->alignment_power = arch_align_power;
obj_datasec (abfd)->alignment_power = arch_align_power;
{
bfd_vma relocation;
- if (address > input_section->_raw_size)
+ if (address > bfd_get_section_limit (input_bfd, input_section))
return bfd_reloc_outofrange;
relocation = value + addend;
bfd_byte *location;
{
bfd_vma x;
- boolean overflow;
+ bfd_boolean overflow;
if (howto->size < 0)
relocation = -relocation;
x = bfd_get_32 (input_bfd, location);
break;
}
- overflow = false;
+
+ overflow = FALSE;
+
if (howto->complain_on_overflow != complain_overflow_dont)
{
bfd_vma check;
bfd_signed_vma reloc_signed_max = (1 << (howto->bitsize - 1)) - 1;
bfd_signed_vma reloc_signed_min = ~reloc_signed_max;
if (signed_check > reloc_signed_max || signed_check < reloc_signed_min)
- overflow = true;
+ overflow = TRUE;
}
break;
case complain_overflow_unsigned:
{
bfd_vma reloc_unsigned_max = (((1 << (howto->bitsize - 1)) - 1) << 1) | 1;
if (check > reloc_unsigned_max)
- overflow = true;
+ overflow = TRUE;
}
break;
case complain_overflow_bitfield:
{
bfd_vma reloc_bits = (((1 << (howto->bitsize - 1)) - 1) << 1) | 1;
- if ((check & ~reloc_bits) != 0 && (((bfd_vma) signed_check & ~reloc_bits) != (-1 & ~reloc_bits)))
- overflow = true;
+ if ((check & ~reloc_bits) != 0
+ && (((bfd_vma) signed_check & ~reloc_bits)
+ != ((bfd_vma) -1 & ~reloc_bits)))
+ overflow = TRUE;
}
break;
default:
return overflow ? bfd_reloc_overflow : bfd_reloc_ok;
}
-/* Finish up the reading of an a.out file header */
+/* Finish up the reading of an a.out file header. */
static const bfd_target *
tic30_aout_object_p (abfd)
bfd *abfd;
{
- struct external_exec exec_bytes; /* Raw exec header from file */
- struct internal_exec exec; /* Cleaned-up exec header */
+ struct external_exec exec_bytes; /* Raw exec header from file. */
+ struct internal_exec exec; /* Cleaned-up exec header. */
const bfd_target *target;
+ bfd_size_type amt = EXEC_BYTES_SIZE;
- if (bfd_read ((PTR) & exec_bytes, 1, EXEC_BYTES_SIZE, abfd)
- != EXEC_BYTES_SIZE)
+ if (bfd_bread ((PTR) &exec_bytes, amt, abfd) != amt)
{
if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_wrong_format);
#ifdef SWAP_MAGIC
exec.a_info = SWAP_MAGIC (exec_bytes.e_info);
#else
- exec.a_info = bfd_h_get_32 (abfd, exec_bytes.e_info);
+ exec.a_info = H_GET_32 (abfd, exec_bytes.e_info);
#endif /* SWAP_MAGIC */
if (N_BADMAG (exec))
#ifdef ENTRY_CAN_BE_ZERO
/* The NEWSOS3 entry-point is/was 0, which (amongst other lossage)
- * means that it isn't obvious if EXEC_P should be set.
- * All of the following must be true for an executable:
- * There must be no relocations, the bfd can be neither an
- * archive nor an archive element, and the file must be executable. */
+ means that it isn't obvious if EXEC_P should be set.
+ All of the following must be true for an executable:
+ There must be no relocations, the bfd can be neither an
+ archive nor an archive element, and the file must be executable. */
if (exec.a_trsize + exec.a_drsize == 0
&& bfd_get_format (abfd) == bfd_object && abfd->my_archive == NULL)
section contents, and copy_private_bfd_data is not called until
after the section contents have been set. */
-static boolean
+static bfd_boolean
MY_bfd_copy_private_section_data (ibfd, isec, obfd, osec)
bfd *ibfd;
asection *isec ATTRIBUTE_UNUSED;
{
if (bfd_get_flavour (obfd) == bfd_target_aout_flavour)
obj_aout_subformat (obfd) = obj_aout_subformat (ibfd);
- return true;
+ return TRUE;
}
/* Write an object file.
Section contents have already been written. We write the
file header, symbols, and relocation. */
-static boolean
+static bfd_boolean
tic30_aout_write_object_contents (abfd)
bfd *abfd;
{
obj_reloc_entry_size (abfd) = RELOC_STD_SIZE;
{
- bfd_size_type text_size; /* dummy vars */
+ bfd_size_type text_size; /* Dummy vars. */
file_ptr text_end;
+
if (adata (abfd).magic == undecided_magic)
NAME (aout, adjust_sizes_and_vmas) (abfd, &text_size, &text_end);
if (adata (abfd).exec_bytes_size > 0)
{
+ bfd_size_type amt;
if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0)
- return false;
- if (bfd_write ((PTR) & exec_bytes, 1, adata (abfd).exec_bytes_size, abfd) != adata (abfd).exec_bytes_size)
- return false;
+ return FALSE;
+ amt = adata (abfd).exec_bytes_size;
+ if (bfd_bwrite ((PTR) &exec_bytes, amt, abfd) != amt)
+ return FALSE;
}
- /* Now write out reloc info, followed by syms and strings */
+ /* Now write out reloc info, followed by syms and strings. */
if (bfd_get_outsymbols (abfd) != (asymbol **) NULL
&& bfd_get_symcount (abfd) != 0)
{
if (bfd_seek (abfd, (file_ptr) (N_SYMOFF (*execp)), SEEK_SET) != 0)
- return false;
+ return FALSE;
if (!NAME (aout, write_syms) (abfd))
- return false;
+ return FALSE;
}
if (bfd_seek (abfd, (file_ptr) (N_TRELOFF (*execp)), SEEK_SET) != 0)
- return false;
+ return FALSE;
if (!NAME (aout, squirt_out_relocs) (abfd, obj_textsec (abfd)))
- return false;
+ return FALSE;
if (bfd_seek (abfd, (file_ptr) (N_DRELOFF (*execp)), SEEK_SET) != 0)
- return false;
+ return FALSE;
if (!NAME (aout, squirt_out_relocs) (abfd, obj_datasec (abfd)))
- return false;
+ return FALSE;
}
- return true;
+ return TRUE;
}
-static boolean
+static bfd_boolean
tic30_aout_set_sizes (abfd)
bfd *abfd;
{
adata (abfd).exec_bytes_size = EXEC_BYTES_SIZE;
- return true;
+ return TRUE;
}
#ifndef MY_final_link_callback
/* Final link routine. We need to use a call back to get the correct
offsets in the output file. */
-static boolean
+static bfd_boolean
MY_bfd_final_link (abfd, info)
bfd *abfd;
struct bfd_link_info *info;
obj_textsec (abfd)->filepos = pos;
obj_textsec (abfd)->vma = vma;
obj_textsec (abfd)->user_set_vma = 1;
- pos += obj_textsec (abfd)->_raw_size;
- vma += obj_textsec (abfd)->_raw_size;
+ pos += obj_textsec (abfd)->size;
+ vma += obj_textsec (abfd)->size;
/* Data. */
if (abfd->flags & D_PAGED)
{
obj_datasec (abfd)->vma = BFD_ALIGN (vma, 4);
}
+
if (obj_datasec (abfd)->vma < vma)
- {
- obj_datasec (abfd)->vma = BFD_ALIGN (vma, 4);
- }
+ obj_datasec (abfd)->vma = BFD_ALIGN (vma, 4);
+
obj_datasec (abfd)->user_set_vma = 1;
vma = obj_datasec (abfd)->vma;
obj_datasec (abfd)->filepos = vma + adata (abfd).exec_bytes_size;
execp->a_text = vma - obj_textsec (abfd)->vma;
- obj_textsec (abfd)->_raw_size = execp->a_text;
+ obj_textsec (abfd)->size = execp->a_text;
/* Since BSS follows data immediately, see if it needs alignment. */
- vma += obj_datasec (abfd)->_raw_size;
+ vma += obj_datasec (abfd)->size;
pad = align_power (vma, obj_bsssec (abfd)->alignment_power) - vma;
- obj_datasec (abfd)->_raw_size += pad;
- pos += obj_datasec (abfd)->_raw_size;
- execp->a_data = obj_datasec (abfd)->_raw_size;
+ obj_datasec (abfd)->size += pad;
+ pos += obj_datasec (abfd)->size;
+ execp->a_data = obj_datasec (abfd)->size;
/* BSS. */
obj_bsssec (abfd)->vma = vma;
tic30_aout_machine_type (arch, machine, unknown)
enum bfd_architecture arch;
unsigned long machine ATTRIBUTE_UNUSED;
- boolean *unknown;
+ bfd_boolean *unknown;
{
enum machine_type arch_flags;
arch_flags = M_UNKNOWN;
- *unknown = true;
+ *unknown = TRUE;
switch (arch)
{
case bfd_arch_tic30:
- *unknown = false;
+ *unknown = FALSE;
break;
default:
arch_flags = M_UNKNOWN;
}
if (arch_flags != M_UNKNOWN)
- *unknown = false;
+ *unknown = FALSE;
return arch_flags;
}
-boolean
+bfd_boolean
tic30_aout_set_arch_mach (abfd, arch, machine)
bfd *abfd;
enum bfd_architecture arch;
unsigned long machine;
{
if (!bfd_default_set_arch_mach (abfd, arch, machine))
- return false;
+ return FALSE;
if (arch != bfd_arch_unknown)
{
- boolean unknown;
+ bfd_boolean unknown;
tic30_aout_machine_type (arch, machine, &unknown);
if (unknown)
- return false;
+ return FALSE;
}
obj_reloc_entry_size (abfd) = RELOC_STD_SIZE;
return (*aout_backend_info (abfd)->set_sizes) (abfd);
#endif
#ifndef MY_bfd_debug_info_accumulate
#define MY_bfd_debug_info_accumulate \
- (void (*) PARAMS ((bfd*, struct sec *))) bfd_void
+ (void (*) PARAMS ((bfd*, struct bfd_section *))) bfd_void
#endif
#ifndef MY_core_file_failing_command
#ifndef MY_get_symtab_upper_bound
#define MY_get_symtab_upper_bound NAME(aout,get_symtab_upper_bound)
#endif
-#ifndef MY_get_symtab
-#define MY_get_symtab NAME(aout,get_symtab)
+#ifndef MY_canonicalize_symtab
+#define MY_canonicalize_symtab NAME(aout,canonicalize_symtab)
#endif
#ifndef MY_get_reloc_upper_bound
#define MY_get_reloc_upper_bound NAME(aout,get_reloc_upper_bound)
#ifndef MY_bfd_merge_sections
#define MY_bfd_merge_sections bfd_generic_merge_sections
#endif
+#ifndef MY_bfd_is_group_section
+#define MY_bfd_is_group_section bfd_generic_is_group_section
+#endif
+#ifndef MY_bfd_discard_group
+#define MY_bfd_discard_group bfd_generic_discard_group
+#endif
+#ifndef MY_section_already_linked
+#define MY_section_already_linked \
+ _bfd_generic_section_already_linked
+#endif
#ifndef MY_bfd_reloc_type_lookup
#define MY_bfd_reloc_type_lookup tic30_aout_reloc_type_lookup
#endif
#ifndef MY_bfd_link_hash_table_create
#define MY_bfd_link_hash_table_create NAME(aout,link_hash_table_create)
#endif
+#ifndef MY_bfd_link_hash_table_free
+#define MY_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
+#endif
#ifndef MY_bfd_link_add_symbols
#define MY_bfd_link_add_symbols NAME(aout,link_add_symbols)
#endif
+#ifndef MY_bfd_link_just_syms
+#define MY_bfd_link_just_syms _bfd_generic_link_just_syms
+#endif
#ifndef MY_bfd_link_split_section
#define MY_bfd_link_split_section _bfd_generic_link_split_section
#endif
#define MY_bfd_copy_private_symbol_data _bfd_generic_bfd_copy_private_symbol_data
#endif
+#ifndef MY_bfd_copy_private_header_data
+#define MY_bfd_copy_private_header_data _bfd_generic_bfd_copy_private_header_data
+#endif
+
#ifndef MY_bfd_print_private_bfd_data
#define MY_bfd_print_private_bfd_data _bfd_generic_bfd_print_private_bfd_data
#endif
#define MY_bfd_is_local_label_name bfd_generic_is_local_label_name
#endif
+#ifndef MY_bfd_is_target_special_symbol
+#define MY_bfd_is_target_special_symbol \
+ ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false)
+#endif
+
#ifndef MY_bfd_free_cached_info
#define MY_bfd_free_cached_info NAME(aout,bfd_free_cached_info)
#endif
#define MY_canonicalize_dynamic_symtab \
_bfd_nodynamic_canonicalize_dynamic_symtab
#endif
+#ifndef MY_get_synthetic_symtab
+#define MY_get_synthetic_symtab \
+ _bfd_nodynamic_get_synthetic_symtab
+#endif
#ifndef MY_get_dynamic_reloc_upper_bound
#define MY_get_dynamic_reloc_upper_bound \
_bfd_nodynamic_get_dynamic_reloc_upper_bound