/* bfd back-end for HP PA-RISC SOM objects.
- Copyright (C) 1990, 91, 92, 93, 94, 95, 96, 97, 1998, 2000
+ Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
+ 2000, 2001
Free Software Foundation, Inc.
Contributed by the Center for Software Science at the
((__m_num) >= _PA_RISC1_1_ID && (__m_num) <= _PA_RISC_MAXID))
#endif /* _PA_RISC_ID */
-
/* HIUX in it's infinite stupidity changed the names for several "well
known" constants. Work around such braindamage. Try the HPUX version
first, then the HIUX version, and finally provide a default. */
/* Size (in chars) of the temporary buffers used during fixup and string
table writes. */
-
+
#define SOM_TMP_BUFSIZE 8192
/* Size of the hash table in archives. */
/* SOM allows any one of the four previous relocations to be reused
with a "R_PREV_FIXUP" relocation entry. Since R_PREV_FIXUP
relocations are always a single byte, using a R_PREV_FIXUP instead
- of some multi-byte relocation makes object files smaller.
+ of some multi-byte relocation makes object files smaller.
Note one side effect of using a R_PREV_FIXUP is the relocation that
is being repeated moves to the front of the queue. */
-struct reloc_queue
- {
- unsigned char *reloc;
- unsigned int size;
- } reloc_queue[4];
+struct reloc_queue {
+ unsigned char *reloc;
+ unsigned int size;
+} reloc_queue[4];
/* This fully describes the symbol types which may be attached to
an EXPORT or IMPORT directive. Only SOM uses this formation
(ELF has no need for it). */
-typedef enum
-{
+typedef enum {
SYMBOL_TYPE_UNKNOWN,
SYMBOL_TYPE_ABSOLUTE,
SYMBOL_TYPE_CODE,
SYMBOL_TYPE_SEC_PROG,
} pa_symbol_type;
-struct section_to_type
-{
+struct section_to_type {
char *section;
char type;
};
/* Assorted symbol information that needs to be derived from the BFD symbol
and/or the BFD backend private symbol data. */
-struct som_misc_symbol_info
-{
+struct som_misc_symbol_info {
unsigned int symbol_type;
unsigned int symbol_scope;
unsigned int arg_reloc;
CONST char **,
unsigned int *));
static void som_get_symbol_info PARAMS ((bfd *, asymbol *, symbol_info *));
-static asection * bfd_section_from_som_symbol PARAMS ((bfd *,
+static asection * bfd_section_from_som_symbol PARAMS ((bfd *,
struct symbol_dictionary_record *));
static int log2 PARAMS ((unsigned int));
static bfd_reloc_status_type hppa_som_reloc PARAMS ((bfd *, arelent *,
static boolean som_is_container PARAMS ((asection *, asection *));
static boolean som_bfd_free_cached_info PARAMS ((bfd *));
static boolean som_bfd_link_split_section PARAMS ((bfd *, asection *));
-
+
/* Map SOM section names to POSIX/BSD single-character symbol types.
- This table includes all the standard subspaces as defined in the
- current "PRO ABI for PA-RISC Systems", $UNWIND$ which for
+ This table includes all the standard subspaces as defined in the
+ current "PRO ABI for PA-RISC Systems", $UNWIND$ which for
some reason was left out, and sections specific to embedded stabs. */
static const struct section_to_type stt[] = {
Right now this table is only used to count and perform minimal
processing on relocation streams so that they can be internalized
- into BFD and symbolically printed by utilities. To make actual use
+ into BFD and symbolically printed by utilities. To make actual use
of them would be much more difficult, BFD's concept of relocations
is far too simple to handle SOM relocations. The basic assumption
that a relocation can be completely processed independent of other
The SOM relocations are meant to be processed as a stream, they
specify copying of data from the input section to the output section
- while possibly modifying the data in some manner. They also can
+ while possibly modifying the data in some manner. They also can
specify that a variable number of zeros or uninitialized data be
inserted on in the output segment at the current offset. Some
relocations specify that some previous relocation be re-applied at
in the BFD relocation data structure to store enough information to
perform all the relocations.
- Each entry in the table has three fields.
+ Each entry in the table has three fields.
The first entry is an index into this "class" of relocations. This
index can then be used as a variable within the relocation itself.
The second field is a format string which actually controls processing
of the relocation. It uses a simple postfix machine to do calculations
based on variables/constants found in the string and the relocation
- stream.
+ stream.
- The third field specifys whether or not this relocation may use
+ The third field specifys whether or not this relocation may use
a constant (V) from the previous R_DATA_OVERRIDE rather than a constant
stored in the instruction.
- Variables:
-
+ Variables:
+
L = input space byte count
D = index into class of relocations
M = output space byte count
U = second 32 bits of stack unwind information
V = a literal constant (usually used in the next relocation)
P = a previous relocation
-
- Lower case letters (starting with 'b') refer to following
+
+ Lower case letters (starting with 'b') refer to following
bytes in the relocation stream. 'b' is the next 1 byte,
- c is the next 2 bytes, d is the next 3 bytes, etc...
+ c is the next 2 bytes, d is the next 3 bytes, etc...
This is the variable part of the relocation entries that
makes our life a living hell.
numerical constants are also used in the format string. Note
- the constants are represented in decimal.
+ the constants are represented in decimal.
'+', "*" and "=" represents the obvious postfix operators.
- '<' represents a left shift.
+ '<' represents a left shift.
Stack Operations:
Parameter Relocation Bits:
- Unwind Entries:
-
+ Unwind Entries:
+
Previous Relocations: The index field represents which in the queue
of 4 previous fixups should be re-applied.
addil foo-$global$-0x1234 would use an override for "0x1234" rather
than storing it into the addil itself. */
-struct fixup_format
-{
+struct fixup_format {
int D;
const char *format;
};
-static const struct fixup_format som_fixup_formats[256] =
-{
+static const struct fixup_format som_fixup_formats[256] = {
/* R_NO_RELOCATION */
0, "LD1+4*=", /* 0x00 */
1, "LD1+4*=", /* 0x01 */
0, "", /* 0xff */
};
-static const int comp1_opcodes[] =
-{
+static const int comp1_opcodes[] = {
0x00,
0x40,
0x41,
-1
};
-static const int comp2_opcodes[] =
-{
+static const int comp2_opcodes[] = {
0x00,
0x80,
0x82,
-1
};
-static const int comp3_opcodes[] =
-{
+static const int comp3_opcodes[] = {
0x00,
0x02,
-1
#define SOM_HOWTO(TYPE, NAME) \
HOWTO(TYPE, 0, 0, 32, false, 0, 0, hppa_som_reloc, NAME, false, 0, 0, false)
-static reloc_howto_type som_hppa_howto_table[] =
-{
+static reloc_howto_type som_hppa_howto_table[] = {
SOM_HOWTO (R_NO_RELOCATION, "R_NO_RELOCATION"),
SOM_HOWTO (R_NO_RELOCATION, "R_NO_RELOCATION"),
SOM_HOWTO (R_NO_RELOCATION, "R_NO_RELOCATION"),
SOM_HOWTO (R_RESERVED, "R_RESERVED"),
SOM_HOWTO (R_RESERVED, "R_RESERVED"),
SOM_HOWTO (R_RESERVED, "R_RESERVED"),
- SOM_HOWTO (R_RESERVED, "R_RESERVED")};
-
+ SOM_HOWTO (R_RESERVED, "R_RESERVED")
+};
+
/* Initialize the SOM relocation queue. By definition the queue holds
the last four multibyte fixups. */
-
+
static void
som_initialize_reloc_queue (queue)
struct reloc_queue *queue;
queue[1].size = tmp2;
return;
}
- abort();
+ abort ();
}
/* Search for a particular relocation in the relocation queue. */
if (queue_index != -1)
{
/* Found this in a previous fixup. Undo the fixup we
- just built and use R_PREV_FIXUP instead. We saved
+ just built and use R_PREV_FIXUP instead. We saved
a total of size - 1 bytes in the fixup stream. */
bfd_put_8 (abfd, R_PREV_FIXUP + queue_index, p);
p += 1;
/* Emit the proper R_NO_RELOCATION fixups to map the next SKIP
bytes without any relocation. Update the size of the subspace
- relocation stream via SUBSPACE_RELOC_SIZE_P; also return the
+ relocation stream via SUBSPACE_RELOC_SIZE_P; also return the
current pointer into the relocation stream. */
static unsigned char *
most recent fixup. */
}
}
-
- /* The difference must be less than 0x1000000. Use one
+
+ /* The difference must be less than 0x1000000. Use one
more R_NO_RELOCATION entry to get to the right difference. */
if ((skip & 3) == 0 && skip <= 0xc0000 && skip > 0)
{
unsigned int *subspace_reloc_sizep;
struct reloc_queue *queue;
{
- if ((unsigned)(addend) + 0x80 < 0x100)
+ if ((unsigned) (addend) + 0x80 < 0x100)
{
bfd_put_8 (abfd, R_DATA_OVERRIDE + 1, p);
bfd_put_8 (abfd, addend, p + 1);
- p = try_prev_fixup (abfd, subspace_reloc_sizep, p, 2, queue);
+ p = try_prev_fixup (abfd, subspace_reloc_sizep, p, 2, queue);
}
else if ((unsigned) (addend) + 0x8000 < 0x10000)
{
int arg_bits = HPPA_R_ARG_RELOC (bfd_reloc->addend);
int rtn_bits = arg_bits & 0x3;
int type, done = 0;
-
+
/* You'll never believe all this is necessary to handle relocations
for function calls. Having to compute and pack the argument
relocation bits is the real nightmare.
-
+
If you're interested in how this works, just forget it. You really
do not want to know about this braindamage. */
done = 1;
}
}
-
+
/* If this could not be handled with a simple relocation, then do a hard
one. Hard relocations occur if the symbol number was too high or if
the encoding of argument relocation bits is too complex. */
type += 9 * 4;
else
type += (3 * (arg_bits >> 4 & 3) + (arg_bits >> 2 & 3)) * 4;
-
+
/* Output the first two bytes of the relocation. These describe
the length of the relocation and encoding style. */
bfd_put_8 (abfd, bfd_reloc->howto->type + 10
+ 2 * (sym_num >= 0x100) + (type >= 0x100),
p);
bfd_put_8 (abfd, type, p + 1);
-
+
/* Now output the symbol index and see if this bizarre relocation
just happened to be in the relocation queue. */
if (sym_num < 0x100)
return p;
}
-
-/* Return the logarithm of X, base 2, considering X unsigned.
+/* Return the logarithm of X, base 2, considering X unsigned.
Abort -1 if X is not a power or two or is zero. */
static int
if (!final_types || !final_type)
return NULL;
- /* The field selector may require additional relocations to be
+ /* The field selector may require additional relocations to be
generated. It's impossible to know at this moment if additional
relocations will be needed, so we make them. The code to actually
write the relocation/fixup stream is responsible for removing
any redundant relocations. */
switch (field)
{
- case e_fsel:
- case e_psel:
- case e_lpsel:
- case e_rpsel:
- final_types[0] = final_type;
- final_types[1] = NULL;
- final_types[2] = NULL;
- *final_type = base_type;
- break;
+ case e_fsel:
+ case e_psel:
+ case e_lpsel:
+ case e_rpsel:
+ final_types[0] = final_type;
+ final_types[1] = NULL;
+ final_types[2] = NULL;
+ *final_type = base_type;
+ break;
- case e_tsel:
- case e_ltsel:
- case e_rtsel:
- final_types[0] = (int *) bfd_alloc (abfd, sizeof (int));
- if (!final_types[0])
- return NULL;
- if (field == e_tsel)
- *final_types[0] = R_FSEL;
- else if (field == e_ltsel)
- *final_types[0] = R_LSEL;
- else
- *final_types[0] = R_RSEL;
- final_types[1] = final_type;
- final_types[2] = NULL;
- *final_type = base_type;
- break;
+ case e_tsel:
+ case e_ltsel:
+ case e_rtsel:
+ final_types[0] = (int *) bfd_alloc (abfd, sizeof (int));
+ if (!final_types[0])
+ return NULL;
+ if (field == e_tsel)
+ *final_types[0] = R_FSEL;
+ else if (field == e_ltsel)
+ *final_types[0] = R_LSEL;
+ else
+ *final_types[0] = R_RSEL;
+ final_types[1] = final_type;
+ final_types[2] = NULL;
+ *final_type = base_type;
+ break;
- case e_lssel:
- case e_rssel:
- final_types[0] = (int *) bfd_alloc (abfd, sizeof (int));
- if (!final_types[0])
- return NULL;
- *final_types[0] = R_S_MODE;
- final_types[1] = final_type;
- final_types[2] = NULL;
- *final_type = base_type;
- break;
+ case e_lssel:
+ case e_rssel:
+ final_types[0] = (int *) bfd_alloc (abfd, sizeof (int));
+ if (!final_types[0])
+ return NULL;
+ *final_types[0] = R_S_MODE;
+ final_types[1] = final_type;
+ final_types[2] = NULL;
+ *final_type = base_type;
+ break;
- case e_lsel:
- case e_rsel:
- final_types[0] = (int *) bfd_alloc (abfd, sizeof (int));
- if (!final_types[0])
- return NULL;
- *final_types[0] = R_N_MODE;
- final_types[1] = final_type;
- final_types[2] = NULL;
- *final_type = base_type;
- break;
+ case e_lsel:
+ case e_rsel:
+ final_types[0] = (int *) bfd_alloc (abfd, sizeof (int));
+ if (!final_types[0])
+ return NULL;
+ *final_types[0] = R_N_MODE;
+ final_types[1] = final_type;
+ final_types[2] = NULL;
+ *final_type = base_type;
+ break;
- case e_ldsel:
- case e_rdsel:
- final_types[0] = (int *) bfd_alloc (abfd, sizeof (int));
- if (!final_types[0])
- return NULL;
- *final_types[0] = R_D_MODE;
- final_types[1] = final_type;
- final_types[2] = NULL;
- *final_type = base_type;
- break;
+ case e_ldsel:
+ case e_rdsel:
+ final_types[0] = (int *) bfd_alloc (abfd, sizeof (int));
+ if (!final_types[0])
+ return NULL;
+ *final_types[0] = R_D_MODE;
+ final_types[1] = final_type;
+ final_types[2] = NULL;
+ *final_type = base_type;
+ break;
- case e_lrsel:
- case e_rrsel:
- final_types[0] = (int *) bfd_alloc (abfd, sizeof (int));
- if (!final_types[0])
- return NULL;
- *final_types[0] = R_R_MODE;
- final_types[1] = final_type;
- final_types[2] = NULL;
- *final_type = base_type;
- break;
+ case e_lrsel:
+ case e_rrsel:
+ final_types[0] = (int *) bfd_alloc (abfd, sizeof (int));
+ if (!final_types[0])
+ return NULL;
+ *final_types[0] = R_R_MODE;
+ final_types[1] = final_type;
+ final_types[2] = NULL;
+ *final_type = base_type;
+ break;
- case e_nsel:
- final_types[0] = (int *) bfd_alloc (abfd, sizeof (int));
- if (!final_types[0])
- return NULL;
- *final_types[0] = R_N1SEL;
- final_types[1] = final_type;
- final_types[2] = NULL;
- *final_type = base_type;
- break;
+ case e_nsel:
+ final_types[0] = (int *) bfd_alloc (abfd, sizeof (int));
+ if (!final_types[0])
+ return NULL;
+ *final_types[0] = R_N1SEL;
+ final_types[1] = final_type;
+ final_types[2] = NULL;
+ *final_type = base_type;
+ break;
- case e_nlsel:
- case e_nlrsel:
- final_types[0] = (int *) bfd_alloc (abfd, sizeof (int));
- if (!final_types[0])
- return NULL;
- *final_types[0] = R_N0SEL;
- final_types[1] = (int *) bfd_alloc (abfd, sizeof (int));
- if (!final_types[1])
- return NULL;
- if (field == e_nlsel)
- *final_types[1] = R_N_MODE;
- else
- *final_types[1] = R_R_MODE;
- final_types[2] = final_type;
- final_types[3] = NULL;
- *final_type = base_type;
- break;
+ case e_nlsel:
+ case e_nlrsel:
+ final_types[0] = (int *) bfd_alloc (abfd, sizeof (int));
+ if (!final_types[0])
+ return NULL;
+ *final_types[0] = R_N0SEL;
+ final_types[1] = (int *) bfd_alloc (abfd, sizeof (int));
+ if (!final_types[1])
+ return NULL;
+ if (field == e_nlsel)
+ *final_types[1] = R_N_MODE;
+ else
+ *final_types[1] = R_R_MODE;
+ final_types[2] = final_type;
+ final_types[3] = NULL;
+ *final_type = base_type;
+ break;
}
-
+
switch (base_type)
{
case R_HPPA:
/* The difference of two symbols needs *very* special handling. */
if (sym_diff)
{
- final_types[0] = (int *)bfd_alloc (abfd, sizeof (int));
- final_types[1] = (int *)bfd_alloc (abfd, sizeof (int));
- final_types[2] = (int *)bfd_alloc (abfd, sizeof (int));
- final_types[3] = (int *)bfd_alloc (abfd, sizeof (int));
+ final_types[0] = (int *) bfd_alloc (abfd, sizeof (int));
+ final_types[1] = (int *) bfd_alloc (abfd, sizeof (int));
+ final_types[2] = (int *) bfd_alloc (abfd, sizeof (int));
+ final_types[3] = (int *) bfd_alloc (abfd, sizeof (int));
if (!final_types[0] || !final_types[1] || !final_types[2])
- return NULL;
+ return NULL;
if (field == e_fsel)
*final_types[0] = R_FSEL;
else if (field == e_rsel)
}
/* PLABELs get their own relocation type. */
else if (field == e_psel
- || field == e_lpsel
- || field == e_rpsel)
+ || field == e_lpsel
+ || field == e_rpsel)
{
/* A PLABEL relocation that has a size of 32 bits must
be a R_DATA_PLABEL. All others are R_CODE_PLABELs. */
}
/* PIC stuff. */
else if (field == e_tsel
- || field == e_ltsel
- || field == e_rtsel)
+ || field == e_ltsel
+ || field == e_rtsel)
*final_type = R_DLT_REL;
/* A relocation in the data space is always a full 32bits. */
else if (format == 32)
}
break;
-
case R_HPPA_GOTOFF:
/* More PLABEL special cases. */
if (field == e_psel
/* The difference of two symbols needs *very* special handling. */
if (sym_diff)
{
- final_types[0] = (int *)bfd_alloc (abfd, sizeof (int));
- final_types[1] = (int *)bfd_alloc (abfd, sizeof (int));
- final_types[2] = (int *)bfd_alloc (abfd, sizeof (int));
- final_types[3] = (int *)bfd_alloc (abfd, sizeof (int));
+ final_types[0] = (int *) bfd_alloc (abfd, sizeof (int));
+ final_types[1] = (int *) bfd_alloc (abfd, sizeof (int));
+ final_types[2] = (int *) bfd_alloc (abfd, sizeof (int));
+ final_types[3] = (int *) bfd_alloc (abfd, sizeof (int));
if (!final_types[0] || !final_types[1] || !final_types[2])
- return NULL;
+ return NULL;
if (field == e_fsel)
*final_types[0] = R_FSEL;
else if (field == e_rsel)
/* Return the address of the correct entry in the PA SOM relocation
howto table. */
-/*ARGSUSED*/
static reloc_howto_type *
som_bfd_reloc_type_lookup (abfd, code)
bfd *abfd ATTRIBUTE_UNUSED;
/* Allocate space to hold the saved exec header information. */
obj_som_exec_data (abfd) = (struct som_exec_data *)
- bfd_zalloc (abfd, sizeof (struct som_exec_data ));
+ bfd_zalloc (abfd, sizeof (struct som_exec_data));
if (obj_som_exec_data (abfd) == NULL)
return NULL;
It's about time, OSF has used the new id since at least 1992;
HPUX didn't start till nearly 1995!.
-
+
The new approach examines the entry field. If it's zero or not 4
byte aligned then it's not a proper code address and we guess it's
really the executable flags. */
bfd_default_set_arch_mach (abfd, bfd_arch_hppa, pa10);
bfd_get_symcount (abfd) = file_hdrp->symbol_total;
- /* Initialize the saved symbol table and string table to NULL.
+ /* Initialize the saved symbol table and string table to NULL.
Save important offsets and sizes from the SOM header into
the BFD. */
- obj_som_stringtab (abfd) = (char *) NULL;
+ obj_som_stringtab (abfd) = (char *) NULL;
obj_som_symtab (abfd) = (som_symbol_type *) NULL;
obj_som_sorted_syms (abfd) = NULL;
obj_som_stringtab_size (abfd) = file_hdrp->symbol_strings_size;
unsigned int total_subspaces = 0;
asection **subspace_sections, *section;
- /* First, read in space names */
+ /* First, read in space names. */
space_strings = bfd_malloc (file_hdr->space_strings_size);
if (!space_strings && file_hdr->space_strings_size != 0)
goto error_return;
- if (bfd_seek (abfd, current_offset + file_hdr->space_strings_location,
- SEEK_SET) < 0)
+ if (bfd_seek (abfd, current_offset + file_hdr->space_strings_location,
+ SEEK_SET) < 0)
goto error_return;
if (bfd_read (space_strings, 1, file_hdr->space_strings_size, abfd)
!= file_hdr->space_strings_size)
goto error_return;
- /* Loop over all of the space dictionaries, building up sections */
+ /* Loop over all of the space dictionaries, building up sections. */
for (space_index = 0; space_index < file_hdr->space_total; space_index++)
{
struct space_dictionary_record space;
asection *space_asect;
char *newname;
- /* Read the space dictionary element */
+ /* Read the space dictionary element. */
if (bfd_seek (abfd,
(current_offset + file_hdr->space_location
+ space_index * sizeof space),
if (bfd_read (&space, 1, sizeof space, abfd) != sizeof space)
goto error_return;
- /* Setup the space name string */
+ /* Setup the space name string. */
space.name.n_name = space.name.n_strx + space_strings;
- /* Make a section out of it */
+ /* Make a section out of it. */
newname = bfd_alloc (abfd, strlen (space.name.n_name) + 1);
if (!newname)
goto error_return;
strcpy (newname, space.name.n_name);
-
+
space_asect = bfd_make_section_anyway (abfd, newname);
if (!space_asect)
goto error_return;
- if (space.is_loadable == 0)
+ if (space.is_loadable == 0)
space_asect->flags |= SEC_DEBUGGING;
/* Set up all the attributes for the space. */
if (space.subspace_quantity == 0)
continue;
- /* Now, read in the first subspace for this space */
+ /* Now, read in the first subspace for this space. */
if (bfd_seek (abfd,
(current_offset + file_hdr->subspace_location
+ space.subspace_index * sizeof subspace),
goto error_return;
if (bfd_read (&subspace, 1, sizeof subspace, abfd) != sizeof subspace)
goto error_return;
- /* Seek back to the start of the subspaces for loop below */
+ /* Seek back to the start of the subspaces for loop below. */
if (bfd_seek (abfd,
(current_offset + file_hdr->subspace_location
+ space.subspace_index * sizeof subspace),
SEEK_SET) < 0)
goto error_return;
- /* Setup the start address and file loc from the first subspace record */
+ /* Setup the start address and file loc from the first subspace
+ record. */
space_asect->vma = subspace.subspace_start;
space_asect->filepos = subspace.file_loc_init_value + current_offset;
space_asect->alignment_power = log2 (subspace.alignment);
loop placed any useful values into it. */
memset (&save_subspace, 0, sizeof (struct subspace_dictionary_record));
- /* Loop over the rest of the subspaces, building up more sections */
+ /* Loop over the rest of the subspaces, building up more sections. */
for (subspace_index = 0; subspace_index < space.subspace_quantity;
subspace_index++)
{
asection *subspace_asect;
- /* Read in the next subspace */
+ /* Read in the next subspace. */
if (bfd_read (&subspace, 1, sizeof subspace, abfd)
!= sizeof subspace)
goto error_return;
- /* Setup the subspace name string */
+ /* Setup the subspace name string. */
subspace.name.n_name = subspace.name.n_strx + space_strings;
newname = bfd_alloc (abfd, strlen (subspace.name.n_name) + 1);
goto error_return;
strcpy (newname, subspace.name.n_name);
- /* Make a section out of this subspace */
+ /* Make a section out of this subspace. */
subspace_asect = bfd_make_section_anyway (abfd, newname);
if (!subspace_asect)
goto error_return;
subspace.quadrant) == false)
goto error_return;
- /* Keep an easy mapping between subspaces and sections.
+ /* Keep an easy mapping between subspaces and sections.
Note we do not necessarily read the subspaces in the
same order in which they appear in the object file.
by the access_control_bits in the subspace header. */
switch (subspace.access_control_bits >> 4)
{
- /* Readonly data. */
+ /* Readonly data. */
case 0x0:
subspace_asect->flags |= SEC_DATA | SEC_READONLY;
break;
- /* Normal data. */
+ /* Normal data. */
case 0x1:
subspace_asect->flags |= SEC_DATA;
break;
subspace_asect->flags |= SEC_CODE;
break;
}
-
- if (subspace.dup_common || subspace.is_common)
+
+ if (subspace.dup_common || subspace.is_common)
subspace_asect->flags |= SEC_IS_COMMON;
else if (subspace.subspace_length > 0)
subspace_asect->flags |= SEC_HAS_CONTENTS;
subspace_asect->rel_filepos = subspace.fixup_request_index;
som_section_data (subspace_asect)->reloc_size
= subspace.fixup_request_quantity;
- /* We can not determine this yet. When we read in the
+ /* We can not determine this yet. When we read in the
relocation table the correct value will be filled in. */
subspace_asect->reloc_count = -1;
}
}
qsort (subspace_sections, total_subspaces,
sizeof (asection *), compare_subspaces);
-
+
/* subspace_sections is now sorted in the order in which the subspaces
appear in the object file. Assign an index to each one now. */
for (i = 0; i < total_subspaces; i++)
unsigned long current_offset = 0;
struct lst_header lst_header;
struct som_entry som_entry;
-#define ENTRY_SIZE sizeof(struct som_entry)
+#define ENTRY_SIZE sizeof (struct som_entry)
if (bfd_read ((PTR) & file_hdr, 1, FILE_HDR_SIZE, abfd) != FILE_HDR_SIZE)
{
#ifdef EXECLIBMAGIC
case EXECLIBMAGIC:
- /* Read the lst header and determine where the SOM directory begins */
+ /* Read the lst header and determine where the SOM directory begins. */
if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) < 0)
- {
- if (bfd_get_error () != bfd_error_system_call)
+ {
+ if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_wrong_format);
- return 0;
- }
+ return 0;
+ }
if (bfd_read ((PTR) & lst_header, 1, SLSTHDR, abfd) != SLSTHDR)
- {
- if (bfd_get_error () != bfd_error_system_call)
+ {
+ if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_wrong_format);
- return 0;
- }
+ return 0;
+ }
- /* Position to and read the first directory entry */
+ /* Position to and read the first directory entry. */
if (bfd_seek (abfd, lst_header.dir_loc, SEEK_SET) < 0)
- {
- if (bfd_get_error () != bfd_error_system_call)
+ {
+ if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_wrong_format);
- return 0;
- }
+ return 0;
+ }
if (bfd_read ((PTR) & som_entry, 1, ENTRY_SIZE, abfd) != ENTRY_SIZE)
- {
- if (bfd_get_error () != bfd_error_system_call)
+ {
+ if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_wrong_format);
- return 0;
- }
+ return 0;
+ }
- /* Now position to the first SOM */
+ /* Now position to the first SOM. */
if (bfd_seek (abfd, som_entry.location, SEEK_SET) < 0)
- {
- if (bfd_get_error () != bfd_error_system_call)
+ {
+ if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_wrong_format);
- return 0;
- }
+ return 0;
+ }
current_offset = som_entry.location;
- /* And finally, re-read the som header */
+ /* And finally, re-read the som header. */
if (bfd_read ((PTR) & file_hdr, 1, FILE_HDR_SIZE, abfd) != FILE_HDR_SIZE)
- {
- if (bfd_get_error () != bfd_error_system_call)
+ {
+ if (bfd_get_error () != bfd_error_system_call)
bfd_set_error (bfd_error_wrong_format);
- return 0;
- }
+ return 0;
+ }
break;
#endif
a wise thing to do, it makes comparing objects during a multi-stage
bootstrap difficult. */
file_hdr->file_time.secs = 0;
- file_hdr->file_time.nanosecs = 0;
+ file_hdr->file_time.nanosecs = 0;
file_hdr->entry_space = 0;
file_hdr->entry_subspace = 0;
subspace. */
if (!som_is_space (section) && !som_is_subspace (section))
continue;
-
+
if (som_is_space (section))
{
/* Allocate space for the space dictionary. */
- som_section_data (section)->space_dict
- = (struct space_dictionary_record *)
- bfd_zalloc (abfd, sizeof (struct space_dictionary_record));
+ som_section_data (section)->space_dict =
+ (struct space_dictionary_record *)
+ bfd_zalloc (abfd, sizeof (struct space_dictionary_record));
if (som_section_data (section)->space_dict == NULL)
return false;
/* Set space attributes. Note most attributes of SOM spaces
som_section_data (section)->space_dict->init_pointer_index = -1;
/* Set more attributes that were stuffed away in private data. */
- som_section_data (section)->space_dict->sort_key =
+ som_section_data (section)->space_dict->sort_key =
som_section_data (section)->copy_data->sort_key;
- som_section_data (section)->space_dict->is_defined =
+ som_section_data (section)->space_dict->is_defined =
som_section_data (section)->copy_data->is_defined;
- som_section_data (section)->space_dict->is_private =
+ som_section_data (section)->space_dict->is_private =
som_section_data (section)->copy_data->is_private;
som_section_data (section)->space_dict->space_number =
som_section_data (section)->copy_data->space_number;
if (section->flags & SEC_CODE)
som_section_data (section)->subspace_dict->code_only = 1;
- som_section_data (section)->subspace_dict->subspace_start =
+ som_section_data (section)->subspace_dict->subspace_start =
section->vma;
som_section_data (section)->subspace_dict->subspace_length =
bfd_section_size (abfd, section);
som_section_data (section)->subspace_dict->initialization_length =
bfd_section_size (abfd, section);
- som_section_data (section)->subspace_dict->alignment =
+ som_section_data (section)->subspace_dict->alignment =
1 << section->alignment_power;
/* Set more attributes that were stuffed away in private data. */
asection *section;
for (section = abfd->sections; section != NULL; section = section->next)
- count += som_is_space (section);
+ count += som_is_space (section);
return count;
}
asymbol **sym1 = (asymbol **) arg1;
asymbol **sym2 = (asymbol **) arg2;
unsigned int count1, count2;
-
+
/* Get relocation count for each symbol. Note that the count
is stored in the udata pointer for section symbols! */
if ((*sym1)->flags & BSF_SECTION_SYM)
{
asection **subspace1 = (asection **) arg1;
asection **subspace2 = (asection **) arg2;
-
+
if ((*subspace1)->target_index < (*subspace2)->target_index)
return -1;
else if ((*subspace2)->target_index < (*subspace1)->target_index)
|| bfd_is_abs_section ((*reloc->sym_ptr_ptr)->section))
continue;
- /* Scaling to encourage symbols involved in R_DP_RELATIVE
+ /* Scaling to encourage symbols involved in R_DP_RELATIVE
and R_CODE_ONE_SYMBOL relocations to come first. These
two relocations have single byte versions if the symbol
index is very small. */
if (sorted_syms[i]->flags & BSF_SECTION_SYM)
sorted_syms[i]->udata.i = i;
else
- som_symbol_data (sorted_syms[i])->index = i;
+ som_symbol_data (sorted_syms[i])->index = i;
}
}
{
int reloc_offset, current_rounding_mode;
#ifndef NO_PCREL_MODES
- int current_call_mode;
+ int current_call_mode;
#endif
/* Find a subspace of this space. */
som_section_data (subsection)->subspace_dict->fixup_request_index
= total_reloc_size;
- /* To make life easier start over with a clean slate for
+ /* To make life easier start over with a clean slate for
each subspace. Seek to the start of the relocation stream
for this subspace in preparation for writing out its fixup
stream. */
current_call_mode = R_SHORT_PCREL_MODE;
#endif
- /* Translate each BFD relocation into one or more SOM
+ /* Translate each BFD relocation into one or more SOM
relocations. */
for (j = 0; j < subsection->reloc_count; j++)
{
unsigned int skip;
int sym_num;
- /* Get the symbol number. Remember it's stored in a
+ /* Get the symbol number. Remember it's stored in a
special place for section symbols. */
if ((*bfd_reloc->sym_ptr_ptr)->flags & BSF_SECTION_SYM)
sym_num = (*bfd_reloc->sym_ptr_ptr)->udata.i;
else
sym_num = som_symbol_data (*bfd_reloc->sym_ptr_ptr)->index;
-
+
/* If there is not enough room for the next couple relocations,
then dump the current buffer contents now. Also reinitialize
- the relocation queue.
+ the relocation queue.
No single BFD relocation could ever translate into more
than 100 bytes of SOM relocations (20bytes is probably the
case R_DP_RELATIVE:
/* Account for any addend. */
if (bfd_reloc->addend)
- p = som_reloc_addend (abfd, bfd_reloc->addend, p,
+ p = som_reloc_addend (abfd, bfd_reloc->addend, p,
&subspace_reloc_size, reloc_queue);
if (sym_num < 0x20)
{
bfd_put_8 (abfd, bfd_reloc->howto->type + 33, p);
bfd_put_8 (abfd, sym_num >> 16, p + 1);
- bfd_put_16 (abfd, sym_num, p + 2);
+ bfd_put_16 (abfd, sym_num, p + 2);
p = try_prev_fixup (abfd, &subspace_reloc_size,
p, 4, reloc_queue);
}
/* Account for any addend using R_DATA_OVERRIDE. */
if (bfd_reloc->howto->type != R_DATA_ONE_SYMBOL
&& bfd_reloc->addend)
- p = som_reloc_addend (abfd, bfd_reloc->addend, p,
+ p = som_reloc_addend (abfd, bfd_reloc->addend, p,
&subspace_reloc_size, reloc_queue);
if (sym_num < 0x100)
{
bfd_put_8 (abfd, bfd_reloc->howto->type + 1, p);
bfd_put_8 (abfd, sym_num >> 16, p + 1);
- bfd_put_16 (abfd, sym_num, p + 2);
+ bfd_put_16 (abfd, sym_num, p + 2);
p = try_prev_fixup (abfd, &subspace_reloc_size,
p, 4, reloc_queue);
}
the R_ENTRY relocation, and the rest in the R_EXIT
relocation. */
bfd_put_32 (abfd, bfd_reloc->addend, p + 1);
-
+
/* Find the next R_EXIT relocation. */
for (tmp = j; tmp < subsection->reloc_count; tmp++)
{
- tmp_reloc = subsection->orelocation[tmp];
+ tmp_reloc = subsection->orelocation[tmp];
if (tmp_reloc->howto->type == R_EXIT)
break;
}
p, 9, reloc_queue);
break;
}
-
+
case R_N_MODE:
case R_S_MODE:
case R_D_MODE:
p, 4, reloc_queue);
}
break;
-
+
case R_COMP1:
- /* The only time we generate R_COMP1, R_COMP2 and
+ /* The only time we generate R_COMP1, R_COMP2 and
R_CODE_EXPR relocs is for the difference of two
symbols. Hence we can cheat here. */
bfd_put_8 (abfd, bfd_reloc->howto->type, p);
break;
case R_COMP2:
- /* The only time we generate R_COMP1, R_COMP2 and
+ /* The only time we generate R_COMP1, R_COMP2 and
R_CODE_EXPR relocs is for the difference of two
symbols. Hence we can cheat here. */
bfd_put_8 (abfd, bfd_reloc->howto->type, p);
case R_CODE_EXPR:
case R_DATA_EXPR:
- /* The only time we generate R_COMP1, R_COMP2 and
+ /* The only time we generate R_COMP1, R_COMP2 and
R_CODE_EXPR relocs is for the difference of two
symbols. Hence we can cheat here. */
bfd_put_8 (abfd, bfd_reloc->howto->type, p);
/* Last BFD relocation for a subspace has been processed.
Map the rest of the subspace with R_NO_RELOCATION fixups. */
- p = som_reloc_skip (abfd, bfd_section_size (abfd, subsection)
+ p = som_reloc_skip (abfd, bfd_section_size (abfd, subsection)
- reloc_offset,
p, &subspace_reloc_size, reloc_queue);
{
/* Flush buffer before refilling or reallocating. */
if (bfd_write ((PTR) &tmp_space[0], p - tmp_space, 1, abfd)
- != p - tmp_space)
+ != p - tmp_space)
return false;
/* Reallocate if now empty buffer still too small. */
COMPUNIT *compilation_unit;
{
unsigned int i;
-
+
/* Chunk of memory that we can use as buffer space, then throw
away. */
size_t tmp_space_size = SOM_TMP_BUFSIZE;
larger buffer. */
if (p - tmp_space + 5 + length > tmp_space_size)
{
- /* Flush buffer before refilling or reallocating. */
+ /* Flush buffer before refilling or reallocating. */
if (bfd_write ((PTR) &tmp_space[0], p - tmp_space, 1, abfd)
!= p - tmp_space)
return false;
switch (i)
{
- case 0:
+ case 0:
obj_som_compilation_unit (abfd)->name.n_strx = strings_size;
break;
case 1:
- obj_som_compilation_unit (abfd)->language_name.n_strx =
+ obj_som_compilation_unit (abfd)->language_name.n_strx =
strings_size;
break;
case 2:
- obj_som_compilation_unit (abfd)->product_id.n_strx =
+ obj_som_compilation_unit (abfd)->product_id.n_strx =
strings_size;
break;
case 3:
- obj_som_compilation_unit (abfd)->version_id.n_strx =
+ obj_som_compilation_unit (abfd)->version_id.n_strx =
strings_size;
break;
}
current buffer contents now and maybe allocate a larger buffer. */
if (p - tmp_space + 5 + length > tmp_space_size)
{
- /* Flush buffer before refilling or reallocating. */
+ /* Flush buffer before refilling or reallocating. */
if (bfd_write ((PTR) &tmp_space[0], p - tmp_space, 1, abfd)
!= p - tmp_space)
return false;
/* Next comes the string itself + a null terminator. */
strcpy (p, syms[i]->name);
- som_symbol_data(syms[i])->stringtab_offset = strings_size;
+ som_symbol_data (syms[i])->stringtab_offset = strings_size;
p += length + 1;
strings_size += length + 1;
/* Always align up to the next word boundary. */
while (strings_size % 4)
- {
+ {
bfd_put_8 (abfd, 0, p);
strings_size++;
p++;
- }
+ }
}
/* Scribble out any partial block. */
return true;
}
-/* Compute variable information to be placed in the SOM headers,
+/* Compute variable information to be placed in the SOM headers,
space/subspace dictionaries, relocation streams, etc. Begin
writing parts of the object file. */
-static boolean
+static boolean
som_begin_writing (abfd)
bfd *abfd;
{
unsigned int total_subspaces = 0;
struct som_exec_auxhdr *exec_header = NULL;
- /* The file header will always be first in an object file,
+ /* The file header will always be first in an object file,
everything else can be in random locations. To keep things
"simple" BFD will lay out the object file in the manner suggested
by the PRO ABI for PA-RISC Systems. */
/* Make room for the file header, it's contents are not complete
yet, so it can not be written at this time. */
- current_offset += sizeof (struct header);
+ current_offset += sizeof (struct header);
/* Any auxiliary headers will follow the file header. Right now
we support only the copyright and version headers. */
if (current_offset % 4)
current_offset += (4 - (current_offset % 4));
- /* Mark the offset of the space/subspace string table in the
+ /* Mark the offset of the space/subspace string table in the
file header. */
obj_som_file_hdr (abfd)->space_strings_location = current_offset;
obj_som_file_hdr (abfd)->space_strings_size = strings_size;
current_offset += strings_size;
- /* Next is the compilation unit. */
+ /* Next is the compilation unit. */
obj_som_file_hdr (abfd)->compiler_location = current_offset;
obj_som_file_hdr (abfd)->compiler_total = 0;
- if (obj_som_compilation_unit (abfd))
+ if (obj_som_compilation_unit (abfd))
{
obj_som_file_hdr (abfd)->compiler_total = 1;
- current_offset += COMPUNITSZ;
+ current_offset += COMPUNITSZ;
}
/* Now compute the file positions for the loadable subspaces, taking
/* Keep track of exactly where we are within a particular
space. This is necessary as the braindamaged HPUX
- loader will create holes between subspaces *and*
+ loader will create holes between subspaces *and*
subspace alignments are *NOT* preserved. What a crock. */
subspace_offset = subsection->vma;
subspace_offset += subsection->vma - subspace_offset;
}
-
subsection->target_index = total_subspaces++;
/* This is real data to be loaded from the file. */
if (subsection->flags & SEC_LOAD)
som_section_data (subsection)->subspace_dict->file_loc_init_value
= current_offset;
subsection->filepos = current_offset;
- current_offset += bfd_section_size (abfd, subsection);
+ current_offset += bfd_section_size (abfd, subsection);
subspace_offset += bfd_section_size (abfd, subsection);
}
/* Looks like uninitialized data. */
}
}
/* Goto the next section. */
- section = section->next;
+ section = section->next;
}
/* Finally compute the file positions for unloadable subspaces.
subsection != NULL;
subsection = subsection->next)
{
-
+
if (!som_is_subspace (subsection)
|| !som_is_container (section, subsection)
|| (subsection->flags & SEC_ALLOC) != 0)
som_section_data (subsection)->subspace_dict->file_loc_init_value
= current_offset;
subsection->filepos = current_offset;
- current_offset += bfd_section_size (abfd, subsection);
+ current_offset += bfd_section_size (abfd, subsection);
}
/* Looks like uninitialized data. */
else
}
}
/* Goto the next section. */
- section = section->next;
+ section = section->next;
}
/* If building an executable, then make sure to seek to and write
The names of the symbols are stored in a separate string table,
and the index for each symbol name into the string table is computed
below. Therefore, it is not possible to write the symbol table
- at this time.
+ at this time.
These used to be output before the subspace contents, but they
were moved here to work around a stupid bug in the hpux linker
/* Make sure we're on a word boundary. */
if (current_offset % 4)
- current_offset += (4 - (current_offset % 4));
+ current_offset += (4 - (current_offset % 4));
num_syms = bfd_get_symcount (abfd);
obj_som_file_hdr (abfd)->symbol_location = current_offset;
/* At the end of the file is the fixup stream which starts on a
word boundary. */
if (current_offset % 4)
- current_offset += (4 - (current_offset % 4));
+ current_offset += (4 - (current_offset % 4));
obj_som_file_hdr (abfd)->fixup_request_location = current_offset;
/* Write the fixups and update fields in subspace headers which
/* Done. Store the total size of the SOM. */
obj_som_file_hdr (abfd)->som_length = current_offset + total_reloc_size;
-
+
/* Now that the symbol table information is complete, build and
write the symbol table. */
if (som_build_and_write_symbol_table (abfd) == false)
subsection != NULL;
subsection = subsection->next)
{
-
+
/* Skip any section which does not correspond to a space
or subspace. Or does not have SEC_ALLOC set (and therefore
has no real bits on the disk). */
/* Mark the index of the current space within the subspace's
dictionary record. */
som_section_data (subsection)->subspace_dict->space_index = i;
-
+
/* Dump the current subspace header. */
if (bfd_write ((PTR) som_section_data (subsection)->subspace_dict,
sizeof (struct subspace_dictionary_record), 1, abfd)
return false;
}
/* Goto the next section. */
- section = section->next;
+ section = section->next;
}
/* Now repeat the process for unloadable subspaces. */
subsection != NULL;
subsection = subsection->next)
{
-
+
/* Skip any section which does not correspond to a space or
subspace, or which SEC_ALLOC set (and therefore handled
in the loadable spaces/subspaces code above). */
/* Increment the number of subspaces seen and the number of
subspaces contained within the current space. */
som_section_data (section)->space_dict->subspace_quantity++;
- subspace_index++;
+ subspace_index++;
/* Mark the index of the current space within the subspace's
dictionary record. */
som_section_data (subsection)->subspace_dict->space_index = i;
-
+
/* Dump this subspace header. */
if (bfd_write ((PTR) som_section_data (subsection)->subspace_dict,
sizeof (struct subspace_dictionary_record), 1, abfd)
return false;
}
/* Goto the next section. */
- section = section->next;
+ section = section->next;
}
/* All the subspace dictiondary records are written, and all the
section = abfd->sections;
for (i = 0; i < num_spaces; i++)
{
-
/* Find a space. */
while (!som_is_space (section))
section = section->next;
- /* Dump its header */
+ /* Dump its header. */
if (bfd_write ((PTR) som_section_data (section)->space_dict,
sizeof (struct space_dictionary_record), 1, abfd)
!= sizeof (struct space_dictionary_record))
{
location = obj_som_file_hdr (abfd)->compiler_location;
if (bfd_seek (abfd, location, SEEK_SET) < 0)
- return false;
+ return false;
if (bfd_write ((PTR) obj_som_compilation_unit (abfd),
COMPUNITSZ, 1, abfd) != COMPUNITSZ)
- return false;
+ return false;
}
/* Setting of the system_id has to happen very late now that copying of
BFD private data happens *after* section contents are set. */
if (abfd->flags & (EXEC_P | DYNAMIC))
- obj_som_file_hdr(abfd)->system_id = obj_som_exec_data (abfd)->system_id;
+ obj_som_file_hdr (abfd)->system_id = obj_som_exec_data (abfd)->system_id;
else if (bfd_get_mach (abfd) == pa20)
- obj_som_file_hdr(abfd)->system_id = CPU_PA_RISC2_0;
+ obj_som_file_hdr (abfd)->system_id = CPU_PA_RISC2_0;
else if (bfd_get_mach (abfd) == pa11)
- obj_som_file_hdr(abfd)->system_id = CPU_PA_RISC1_1;
+ obj_som_file_hdr (abfd)->system_id = CPU_PA_RISC1_1;
else
- obj_som_file_hdr(abfd)->system_id = CPU_PA_RISC1_0;
+ obj_som_file_hdr (abfd)->system_id = CPU_PA_RISC1_0;
/* Compute the checksum for the file header just before writing
the header to disk. */
all symbols (including undefined symbols!). Unfortunately,
the type specified in an import/export statement does not
always match what the linker wants. Severe braindamage. */
-
+
/* Section symbols will not have a SOM symbol type assigned to
them yet. Assign all section symbols type ST_DATA. */
if (sym->flags & BSF_SECTION_SYM)
else
info->symbol_type = ST_DATA;
}
-
+
else if (som_symbol_data (sym)->som_type == SYMBOL_TYPE_UNKNOWN)
info->symbol_type = ST_DATA;
else if (som_symbol_data (sym)->som_type == SYMBOL_TYPE_SEC_PROG)
info->symbol_type = ST_SEC_PROG;
}
-
+
/* Now handle the symbol's scope. Exported data which is not
in the common section has scope SS_UNIVERSAL. Note scope
of common symbols was handled earlier! */
|| bfd_is_und_section (sym->section)
|| bfd_is_abs_section (sym->section))
info->symbol_info = 0;
- /* For all other symbols, the symbol_info field contains the
+ /* For all other symbols, the symbol_info field contains the
subspace index of the space this symbol is contained in. */
else
info->symbol_info = sym->section->target_index;
{
struct som_misc_symbol_info info;
- /* This is really an index into the symbol strings table.
- By the time we get here, the index has already been
+ /* This is really an index into the symbol strings table.
+ By the time we get here, the index has already been
computed and stored into the name field in the BFD symbol. */
som_symtab[i].name.n_strx = som_symbol_data(bfd_syms[i])->stringtab_offset;
return false;
}
-/* Write an object in SOM format. */
+/* Write an object in SOM format. */
static boolean
som_write_object_contents (abfd)
return (som_finish_writing (abfd));
}
-
\f
/* Read and save the string table associated with the given BFD. */
if (bfd_seek (abfd, obj_som_str_filepos (abfd), SEEK_SET) < 0)
return false;
-
+
if (bfd_read (stringtab, obj_som_stringtab_size (abfd), 1, abfd)
!= obj_som_stringtab_size (abfd))
return false;
- /* Save our results and return success. */
+ /* Save our results and return success. */
obj_som_stringtab (abfd) = stringtab;
return true;
}
goto error_return;
if (bfd_seek (abfd, obj_som_sym_filepos (abfd), SEEK_SET) < 0)
goto error_return;
- if (bfd_read (buf, symbol_count * symsize, 1, abfd)
+ if (bfd_read (buf, symbol_count * symsize, 1, abfd)
!= symbol_count * symsize)
goto error_return;
undefined function symbols. */
if (bufp->symbol_scope == SS_UNSAT)
sym->symbol.flags |= BSF_FUNCTION;
-
default:
break;
/* Check for a weak symbol. */
if (bufp->secondary_def)
- sym->symbol.flags |= BSF_WEAK;
+ sym->symbol.flags |= BSF_WEAK;
/* Mark section symbols and symbols used by the debugger.
Note $START$ is a magic code symbol, NOT a section symbol. */
bfd *abfd;
{
som_symbol_type *new =
- (som_symbol_type *) bfd_zalloc (abfd, sizeof (som_symbol_type));
+ (som_symbol_type *) bfd_zalloc (abfd, sizeof (som_symbol_type));
if (new == NULL)
return 0;
new->symbol.the_bfd = abfd;
variables rptr, section, and symbols have no meaning.
Return the number of relocations requested by the fixup stream. When
- not just counting
+ not just counting
This needs at least two or three more passes to get it cleaned up. */
unsigned char *save_fixup;
int variables[26], stack[20], c, v, count, prev_fixup, *sp, saved_unwind_bits;
const int *subop;
- arelent *rptr= internal_relocs;
+ arelent *rptr = internal_relocs;
unsigned int offset = 0;
#define var(c) variables[(c) - 'A']
cp = fp->format;
/* Process the format string. Parsing happens in two phases,
- parse RHS, then assign to LHS. Repeat until no more
+ parse RHS, then assign to LHS. Repeat until no more
characters in the format string. */
while (*cp)
{
push (v);
}
else
-
/* An operator. Pop two two values from the stack and
use them as operands to the given operation. Push
the result of the operation back on the stack. */
else if (fixup > save_fixup + 1)
som_reloc_queue_insert (save_fixup, fixup - save_fixup, reloc_queue);
- /* We do not pass R_DATA_OVERRIDE or R_NO_RELOCATION
+ /* We do not pass R_DATA_OVERRIDE or R_NO_RELOCATION
fixups to BFD. */
if (som_hppa_howto_table[op].type != R_DATA_OVERRIDE
&& som_hppa_howto_table[op].type != R_NO_RELOCATION)
rptr->addend = bfd_get_32 (section->owner,
(section->contents
+ offset - var ('L')));
-
+
}
else
rptr->addend = var ('V');
#undef emptystack
}
-/* Read in the relocs (aka fixups in SOM terms) for a section.
+/* Read in the relocs (aka fixups in SOM terms) for a section.
- som_get_reloc_upper_bound calls this routine with JUST_COUNT
+ som_get_reloc_upper_bound calls this routine with JUST_COUNT
set to true to indicate it only needs a count of the number
of actual relocations. */
if (section->reloc_count == 0)
return true;
- /* If reloc_count is -1, then the relocation stream has not been
+ /* If reloc_count is -1, then the relocation stream has not been
parsed. We must do so now to know how many relocations exist. */
if (section->reloc_count == -1)
{
external_relocs = (char *) bfd_malloc (fixup_stream_size);
if (external_relocs == (char *) NULL)
return false;
- /* Read in the external forms. */
+ /* Read in the external forms. */
if (bfd_seek (abfd,
obj_som_reloc_filepos (abfd) + section->rel_filepos,
SEEK_SET)
if (section->relocation != (arelent *) NULL)
return true;
- internal_relocs = (arelent *)
+ internal_relocs = (arelent *)
bfd_zalloc (abfd, (num_relocs * sizeof (arelent)));
if (internal_relocs == (arelent *) NULL)
return false;
}
/* Return the number of bytes required to store the relocation
- information associated with the given section. */
+ information associated with the given section. */
static long
som_get_reloc_upper_bound (abfd, asect)
return false;
newsect->alignment_power = 3;
- /* We allow more than three sections internally */
+ /* We allow more than three sections internally. */
return true;
}
/* Copy any private info we understand from the input section
to the output section. */
+
static boolean
som_bfd_copy_private_section_data (ibfd, isection, obfd, osection)
bfd *ibfd;
|| (!som_is_space (isection) && !som_is_subspace (isection)))
return true;
- som_section_data (osection)->copy_data
- = (struct som_copyable_section_data_struct *)
- bfd_zalloc (obfd, sizeof (struct som_copyable_section_data_struct));
+ som_section_data (osection)->copy_data =
+ (struct som_copyable_section_data_struct *)
+ bfd_zalloc (obfd, sizeof (struct som_copyable_section_data_struct));
if (som_section_data (osection)->copy_data == NULL)
return false;
/* Allocate memory to hold the magic information. */
if (som_section_data (section)->copy_data == NULL)
{
- som_section_data (section)->copy_data
- = (struct som_copyable_section_data_struct *)
- bfd_zalloc (section->owner,
- sizeof (struct som_copyable_section_data_struct));
+ som_section_data (section)->copy_data =
+ (struct som_copyable_section_data_struct *)
+ bfd_zalloc (section->owner,
+ sizeof (struct som_copyable_section_data_struct));
if (som_section_data (section)->copy_data == NULL)
return false;
}
return true;
}
-/* Set backend info for subsections which can not be described
+/* Set backend info for subsections which can not be described
in the BFD data structures. */
boolean
/* Allocate memory to hold the magic information. */
if (som_section_data (section)->copy_data == NULL)
{
- som_section_data (section)->copy_data
- = (struct som_copyable_section_data_struct *)
- bfd_zalloc (section->owner,
- sizeof (struct som_copyable_section_data_struct));
+ som_section_data (section)->copy_data =
+ (struct som_copyable_section_data_struct *)
+ bfd_zalloc (section->owner,
+ sizeof (struct som_copyable_section_data_struct));
if (som_section_data (section)->copy_data == NULL)
return false;
}
/* Attach an auxiliary header to the BFD backend so that it may be
written into the object file. */
+
boolean
bfd_som_attach_aux_hdr (abfd, type, string)
bfd *abfd;
boolean
bfd_som_attach_compilation_unit (abfd, name, language_name, product_id,
- version_id)
+ version_id)
bfd *abfd;
const char *name;
const char *language_name;
{
if (count == 0 || ((section->flags & SEC_HAS_CONTENTS) == 0))
return true;
- if ((bfd_size_type)(offset+count) > section->_raw_size
- || bfd_seek (abfd, (file_ptr)(section->filepos + offset), SEEK_SET) == -1
- || bfd_read (location, (bfd_size_type)1, count, abfd) != count)
+ if ((bfd_size_type) (offset+count) > section->_raw_size
+ || bfd_seek (abfd, (file_ptr) (section->filepos + offset), SEEK_SET) == -1
+ || bfd_read (location, (bfd_size_type) 1, count, abfd) != count)
return (false); /* on error */
return (true);
}
/* Seek to the proper offset within the object file and write the
data. */
- offset += som_section_data (section)->subspace_dict->file_loc_init_value;
+ offset += som_section_data (section)->subspace_dict->file_loc_init_value;
if (bfd_seek (abfd, offset, SEEK_SET) == -1)
return false;
enum bfd_architecture arch;
unsigned long machine;
{
- /* Allow any architecture to be supported by the SOM backend */
+ /* Allow any architecture to be supported by the SOM backend. */
return bfd_default_set_arch_mach (abfd, arch, machine);
}
static boolean
som_find_nearest_line (abfd, section, symbols, offset, filename_ptr,
- functionname_ptr, line_ptr)
+ functionname_ptr, line_ptr)
bfd *abfd ATTRIBUTE_UNUSED;
asection *section ATTRIBUTE_UNUSED;
asymbol **symbols ATTRIBUTE_UNUSED;
return 'I';
if (symbol->flags & BSF_WEAK)
return 'W';
- if (!(symbol->flags & (BSF_GLOBAL|BSF_LOCAL)))
+ if (!(symbol->flags & (BSF_GLOBAL | BSF_LOCAL)))
return '?';
if (bfd_is_abs_section (symbol->section)
{
ret->type = som_decode_symclass (symbol);
if (ret->type != 'U')
- ret->value = symbol->value+symbol->section->vma;
+ ret->value = symbol->value + symbol->section->vma;
else
ret->value = 0;
ret->name = symbol->name;
unsigned int *hash_table = NULL;
file_ptr lst_filepos = bfd_tell (abfd) - sizeof (struct lst_header);
- hash_table =
+ hash_table =
(unsigned int *) bfd_malloc (lst_header->hash_size
* sizeof (unsigned int));
if (hash_table == NULL && lst_header->hash_size != 0)
struct som_entry *som_dict = NULL;
file_ptr lst_filepos = bfd_tell (abfd) - sizeof (struct lst_header);
- hash_table =
+ hash_table =
(unsigned int *) bfd_malloc (lst_header->hash_size
* sizeof (unsigned int));
if (hash_table == NULL && lst_header->hash_size != 0)
if (bfd_seek (abfd, lst_filepos + lst_header->dir_loc, SEEK_SET) < 0)
goto error_return;
- if (bfd_read ((PTR) som_dict, lst_header->module_count,
+ if (bfd_read ((PTR) som_dict, lst_header->module_count,
sizeof (struct som_entry), abfd)
!= lst_header->module_count * sizeof (struct som_entry))
goto error_return;
goto error_return;
/* Seek to the name length & string and read them in. */
- if (bfd_seek (abfd, lst_filepos + lst_header->string_loc
+ if (bfd_seek (abfd, lst_filepos + lst_header->string_loc
+ lst_symbol.name.n_strx - 4, SEEK_SET) < 0)
goto error_return;
set++;
}
}
- /* If we haven't died by now, then we successfully read the entire
+ /* If we haven't died by now, then we successfully read the entire
archive symbol table. */
if (hash_table != NULL)
free (hash_table);
}
/* Read in the LST from the archive. */
+
static boolean
som_slurp_armap (abfd)
bfd *abfd;
return false;
/* Get back to the start of the library symbol table. */
- if (bfd_seek (abfd, ardata->first_file_filepos - parsed_size
+ if (bfd_seek (abfd, ardata->first_file_filepos - parsed_size
+ sizeof (struct lst_header), SEEK_SET) < 0)
return false;
/* Hash a symbol name based on the hashing algorithm presented in the
SOM ABI. */
+
static unsigned int
som_bfd_ar_symbol_hash (symbol)
asymbol *symbol;
return 0x1000100 | (symbol->name[0] << 16) | symbol->name[0];
return ((len & 0x7f) << 24) | (symbol->name[1] << 16)
- | (symbol->name[len-2] << 8) | symbol->name[len-1];
+ | (symbol->name[len - 2] << 8) | symbol->name[len - 1];
}
/* Do the bulk of the work required to write the SOM library
symbol table. */
-
+
static boolean
som_bfd_ar_write_symbol_stuff (abfd, nsyms, string_size, lst, elength)
bfd *abfd;
/* Some initialization. */
memset (hash_table, 0, 4 * lst.hash_size);
memset (som_dict, 0, lst.module_count * sizeof (struct som_entry));
- memset (last_hash_entry, 0,
+ memset (last_hash_entry, 0,
lst.hash_size * sizeof (struct lst_symbol_record *));
/* Symbols have som_index fields, so we have to keep track of the
/* Make sure we're properly aligned. */
curr_som_offset = (curr_som_offset + 0x1) & ~0x1;
- /* FIXME should be done with buffers just like everything else... */
+ /* FIXME should be done with buffers just like everything else... */
lst_syms = bfd_malloc (nsyms * sizeof (struct lst_symbol_record));
if (lst_syms == NULL && nsyms != 0)
goto error_return;
tmp = last_hash_entry[curr_lst_sym->symbol_key % lst.hash_size];
tmp->next_entry
= (curr_lst_sym - lst_syms) * sizeof (struct lst_symbol_record)
- + lst.hash_size * 4
+ + lst.hash_size * 4
+ lst.module_count * sizeof (struct som_entry)
+ sizeof (struct lst_header);
}
/* First entry in this hash chain. */
hash_table[curr_lst_sym->symbol_key % lst.hash_size]
= (curr_lst_sym - lst_syms) * sizeof (struct lst_symbol_record)
- + lst.hash_size * 4
+ + lst.hash_size * 4
+ lst.module_count * sizeof (struct som_entry)
+ sizeof (struct lst_header);
}
last_hash_entry[curr_lst_sym->symbol_key % lst.hash_size]
= curr_lst_sym;
-
/* Update the string table. */
bfd_put_32 (abfd, strlen (sym->symbol.name), p);
p += 4;
strcpy (p, sym->symbol.name);
p += strlen (sym->symbol.name) + 1;
- while ((int)p % 4)
+ while ((int) p % 4)
{
bfd_put_8 (abfd, 0, p);
p++;
/* Keep track of where each SOM will finally reside; then look
at the next BFD. */
curr_som_offset += arelt_size (curr_bfd) + sizeof (struct ar_hdr);
-
+
/* A particular object in the archive may have an odd length; the
linker requires objects begin on an even boundary. So round
up the current offset as necessary. */
You'll never believe this is really how armaps are handled in SOM... */
-/*ARGSUSED*/
static boolean
som_write_armap (abfd, elength, map, orl_count, stridx)
bfd *abfd;
struct ar_hdr hdr;
struct lst_header lst;
int *p;
-
+
/* We'll use this for the archive's date and mode later. */
if (stat (abfd->filename, &statbuf) != 0)
{
/* Compute the checksum. Must happen after the entire lst header
has filled in. */
- p = (int *)&lst;
+ p = (int *) &lst;
lst.checksum = 0;
- for (i = 0; i < sizeof (struct lst_header)/sizeof (int) - 1; i++)
+ for (i = 0; i < sizeof (struct lst_header) / sizeof (int) - 1; i++)
lst.checksum ^= *p++;
sprintf (hdr.ar_name, "/ ");
if (som_bfd_ar_write_symbol_stuff (abfd, nsyms, stringsize, lst, elength)
== false)
return false;
-
+
/* Done. */
return true;
}
return true;
}
-/* End of miscellaneous support functions. */
+/* End of miscellaneous support functions. */
/* Linker support functions. */
+
static boolean
som_bfd_link_split_section (abfd, sec)
bfd *abfd ATTRIBUTE_UNUSED;
#define som_bfd_final_link _bfd_generic_final_link
#define som_bfd_gc_sections bfd_generic_gc_sections
+#define som_bfd_merge_sections bfd_generic_merge_sections
-
-const bfd_target som_vec =
-{
+const bfd_target som_vec = {
"som", /* name */
bfd_target_som_flavour,
BFD_ENDIAN_BIG, /* target byte order */
BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
NULL,
-
+
(PTR) 0
};