/* tc-tic54x.c -- Assembly code for the Texas Instruments TMS320C54X
- Copyright (C) 1999-2016 Free Software Foundation, Inc.
+ Copyright (C) 1999-2017 Free Software Foundation, Inc.
Contributed by Timothy Wall (twall@cygnus.com)
This file is part of GAS, the GNU Assembler.
static int assembly_begun = 0;
/* Addressing mode is not entirely implemented; the latest rev of the Other
assembler doesn't seem to make any distinction whatsoever; all relocations
- are stored as extended relocatiosn. Older versions used REL16 vs RELEXT16,
+ are stored as extended relocations. Older versions used REL16 vs RELEXT16,
but now it seems all relocations are RELEXT16. We use all RELEXT16.
The cpu version is kind of a waste of time as well. There is one
void
md_show_usage (FILE *stream)
{
- fprintf (stream, _("C54x-specific command line options:\n"));
+ fprintf (stream, _("C54x-specific command line options:\n"));
fprintf (stream, _("-mfar-mode | -mf Use extended addressing\n"));
fprintf (stream, _("-mcpu=<CPU version> Specify the CPU version\n"));
fprintf (stream, _("-merrors-to-file <filename>\n"));
fprintf (stream, _("-me <filename> Redirect errors to a file\n"));
}
-/* Output a single character (upper octect is zero). */
+/* Output a single character (upper octet is zero). */
static void
tic54x_emit_char (char c)
return;
}
c = get_symbol_name (&name); /* Get terminator. */
- tmp = xmalloc (strlen (name) + 1);
- name = strcpy (tmp, name);
+ name = xstrdup (name);
(void) restore_line_pointer (c);
if (!ISALPHA (*name))
But since there's not written rule as to when, don't even bother trying
to match their behavior. */
sprintf (valuestr, "%d", value);
- tmp = xmalloc (strlen (valuestr) + 1);
- strcpy (tmp, valuestr);
+ tmp = xstrdup (valuestr);
subsym_create_or_replace (name, tmp);
demand_empty_rest_of_line ();
bfd_vma offset,
struct stag *stag)
{
- struct stag_field *sfield = xmalloc (sizeof (struct stag_field));
+ struct stag_field *sfield = XCNEW (struct stag_field);
- memset (sfield, 0, sizeof (*sfield));
- sfield->name = strcpy (xmalloc (strlen (name) + 1), name);
+ sfield->name = xstrdup (name);
sfield->offset = offset;
sfield->bitfield_offset = parent->current_bitfield_offset;
sfield->stag = stag;
if (current_stag)
{
/* Nesting, link to outer one. */
- current_stag->inner = (struct stag *) xmalloc (sizeof (struct stag));
- memset (current_stag->inner, 0, sizeof (struct stag));
+ current_stag->inner = XCNEW (struct stag);
current_stag->inner->outer = current_stag;
current_stag = current_stag->inner;
if (start_offset)
}
else
{
- current_stag = (struct stag *) xmalloc (sizeof (struct stag));
- memset (current_stag, 0, sizeof (struct stag));
+ current_stag = XCNEW (struct stag);
abs_section_offset = start_offset;
}
current_stag->is_union = is_union;
{
char *name = NULL;
int len;
+ /* Make sure all named initialized sections flagged properly. If we
+ encounter instructions, we'll flag it with SEC_CODE as well. */
+ const char *flags = ",\"w\"\n";
/* If there are quotes, remove them. */
if (*input_line_pointer == '"')
{
name = demand_copy_C_string (&len);
demand_empty_rest_of_line ();
- name = strcpy (xmalloc (len + 10), name);
+ name = concat (name, flags, (char *) NULL);
}
else
{
int c;
c = get_symbol_name (&name);
- len = strlen(name);
- name = strcpy (xmalloc (len + 10), name);
+ name = concat (name, flags, (char *) NULL);
(void) restore_line_pointer (c);
demand_empty_rest_of_line ();
}
- /* Make sure all named initialized sections flagged properly. If we
- encounter instructions, we'll flag it with SEC_CODE as well. */
- strcat (name, ",\"w\"\n");
input_scrub_insert_line (name);
obj_coff_section (0);
partial allocation has not been completed yet. */
if (expn.X_op != O_constant || frag_bit_offset (frag_now, now_seg) == -1)
{
- struct bit_info *bi = xmalloc (sizeof (struct bit_info));
+ struct bit_info *bi = XNEW (struct bit_info);
bi->seg = now_seg;
bi->type = bes;
current_subseg = now_subseg; /* Save current subseg. */
c = get_symbol_name (§ion_name); /* Get terminator. */
- name = xmalloc (input_line_pointer - section_name + 1);
- strcpy (name, section_name);
+ name = xstrdup (section_name);
c = restore_line_pointer (c);
if (c == ',')
s_align_bytes (count << 1);
}
-/* Initialize multiple-bit fields withing a single word of memory. */
+/* Initialize multiple-bit fields within a single word of memory. */
static void
tic54x_field (int ignore ATTRIBUTE_UNUSED)
fragS *alloc_frag = bit_offset_frag (frag_now, now_seg);
if (bit_offset == -1)
{
- struct bit_info *bi = xmalloc (sizeof (struct bit_info));
+ struct bit_info *bi = XNEW (struct bit_info);
/* We don't know the previous offset at this time, so store the
info we need and figure it out later. */
expressionS size_exp;
;
know (input_line_pointer[-1] == '\"');
input_line_pointer[-1] = 0;
- name = xmalloc (input_line_pointer - section_name + 1);
- strcpy (name, section_name);
+ name = xstrdup (section_name);
seg = bfd_get_section_by_name (stdoutput, name);
if (seg == NULL)
{
if (!tic54x_initialized_section (seg))
{
- as_bad (_("Current section is unitialized, "
+ as_bad (_("Current section is uninitialized, "
"section name required for .clink"));
ignore_rest_of_line ();
return;
set to "." instead. */
static void
-tic54x_set_default_include (int dot)
+tic54x_set_default_include (void)
{
- const char *dir = ".";
- char *tmp = NULL;
+ char *dir, *tmp = NULL;
+ const char *curfile;
+ unsigned lineno;
- if (!dot)
- {
- const char *curfile;
- unsigned lineno;
-
- curfile = as_where (&lineno);
- dir = strcpy (xmalloc (strlen (curfile) + 1), curfile);
- tmp = strrchr (dir, '/');
- }
+ curfile = as_where (&lineno);
+ dir = xstrdup (curfile);
+ tmp = strrchr (dir, '/');
if (tmp != NULL)
{
int len;
++input_line_pointer;
c = *input_line_pointer;
*input_line_pointer = '\0';
- filename = strcpy (xmalloc (strlen (filename) + 1), filename);
+ filename = xstrdup (filename);
*input_line_pointer = c;
demand_empty_rest_of_line ();
}
and a .newblock.
The included file will be inserted before the newblock, so that the
newblock is executed after the included file is processed. */
- input = xmalloc (sizeof (newblock) + strlen (filename) + 4);
- sprintf (input, "\"%s\"\n%s", filename, newblock);
+ input = concat ("\"", filename, "\"\n", newblock, (char *) NULL);
input_scrub_insert_line (input);
tic54x_clear_local_labels (0);
- tic54x_set_default_include (0);
+ tic54x_set_default_include ();
s_include (0);
}
++input_line_pointer;
c = *input_line_pointer;
*input_line_pointer = 0;
- msg = strcpy (xmalloc (strlen (msg) + 1), msg);
+ msg = xstrdup (msg);
*input_line_pointer = c;
}
static void
tic54x_mmregs (int ignored ATTRIBUTE_UNUSED)
{
- symbol *sym;
+ tic54x_symbol *sym;
ILLEGAL_WITHIN_STRUCT ();
- for (sym = (symbol *) mmregs; sym->name; sym++)
+ for (sym = (tic54x_symbol *) mmregs; sym->name; sym++)
{
symbolS *symbolP = symbol_new (sym->name, absolute_section,
(valueT) sym->value, &zero_address_frag);
if (!is_end_of_line[(int) *input_line_pointer])
count = get_absolute_expression ();
- do_repeat (count, "LOOP", "ENDLOOP");
+ do_repeat ((size_t) count, "LOOP", "ENDLOOP");
}
/* Normally, endloop gets eaten by the preceding loop. */
char *section_name;
c = get_symbol_name (§ion_name);
- name = xmalloc (strlen (section_name) + 1);
- strcpy (name, section_name);
+ name = xstrdup (section_name);
(void) restore_line_pointer (c);
}
}
c = get_symbol_name (&name);
/* .var symbols start out with a null string. */
- name = strcpy (xmalloc (strlen (name) + 1), name);
+ name = xstrdup (name);
hash_insert (subsym_hash[macro_level], name, empty);
c = restore_line_pointer (c);
if (c == ',')
}
demand_empty_rest_of_line ();
- tic54x_set_default_include (0);
- path = xmalloc ((unsigned long) len + include_dir_maxlen + 5);
+ tic54x_set_default_include ();
+ path = XNEWVEC (char, (unsigned long) len + include_dir_maxlen + 5);
for (i = 0; i < include_dir_count; i++)
{
{
/* Get a size at least as big as the archive member. */
bfd_size_type size = bfd_get_size (mbfd);
- char *buf = xmalloc (size);
+ char *buf = XNEWVEC (char, size);
char *fname = tmpnam (NULL);
FILE *ftmp;
/* Put the formal args into the substitution symbol table. */
for (entry = macro->formals; entry; entry = entry->next)
{
- char *name = strncpy (xmalloc (entry->name.len + 1),
- entry->name.ptr, entry->name.len);
- char *value = strncpy (xmalloc (entry->actual.len + 1),
- entry->actual.ptr, entry->actual.len);
+ char *name = xstrndup (entry->name.ptr, entry->name.len);
+ char *value = xstrndup (entry->actual.ptr, entry->actual.len);
name[entry->name.len] = '\0';
value[entry->actual.len] = '\0';
return 0;
}
- ptr = elem = xmalloc (strlen (listv) + 1);
- strcpy (elem, listv);
+ ptr = elem = xstrdup (listv);
while (*ptr && *ptr != ',')
++ptr;
*ptr++ = 0;
md_begin (void)
{
insn_template *tm;
- symbol *sym;
+ tic54x_symbol *sym;
const subsym_proc_entry *subsym_proc;
const math_proc_entry *math_proc;
const char *hash_err;
tm->name, hash_err);
}
reg_hash = hash_new ();
- for (sym = (symbol *) regs; sym->name; sym++)
+ for (sym = (tic54x_symbol *) regs; sym->name; sym++)
{
/* Add basic registers to the symbol table. */
symbolS *symbolP = symbol_new (sym->name, absolute_section,
symbol_table_insert (symbolP);
hash_err = hash_insert (reg_hash, sym->name, (char *) sym);
}
- for (sym = (symbol *) mmregs; sym->name; sym++)
+ for (sym = (tic54x_symbol *) mmregs; sym->name; sym++)
hash_err = hash_insert (reg_hash, sym->name, (char *) sym);
mmreg_hash = hash_new ();
- for (sym = (symbol *) mmregs; sym->name; sym++)
+ for (sym = (tic54x_symbol *) mmregs; sym->name; sym++)
hash_err = hash_insert (mmreg_hash, sym->name, (char *) sym);
cc_hash = hash_new ();
- for (sym = (symbol *) condition_codes; sym->name; sym++)
+ for (sym = (tic54x_symbol *) condition_codes; sym->name; sym++)
hash_err = hash_insert (cc_hash, sym->name, (char *) sym);
cc2_hash = hash_new ();
- for (sym = (symbol *) cc2_codes; sym->name; sym++)
+ for (sym = (tic54x_symbol *) cc2_codes; sym->name; sym++)
hash_err = hash_insert (cc2_hash, sym->name, (char *) sym);
cc3_hash = hash_new ();
- for (sym = (symbol *) cc3_codes; sym->name; sym++)
+ for (sym = (tic54x_symbol *) cc3_codes; sym->name; sym++)
hash_err = hash_insert (cc3_hash, sym->name, (char *) sym);
sbit_hash = hash_new ();
- for (sym = (symbol *) status_bits; sym->name; sym++)
+ for (sym = (tic54x_symbol *) status_bits; sym->name; sym++)
hash_err = hash_insert (sbit_hash, sym->name, (char *) sym);
misc_symbol_hash = hash_new ();
static int
encode_condition (tic54x_insn *insn, struct opstruct *operand)
{
- symbol *cc = (symbol *) hash_find (cc_hash, operand->buf);
+ tic54x_symbol *cc = (tic54x_symbol *) hash_find (cc_hash, operand->buf);
if (!cc)
{
as_bad (_("Unrecognized condition code \"%s\""), operand->buf);
static int
encode_cc3 (tic54x_insn *insn, struct opstruct *operand)
{
- symbol *cc3 = (symbol *) hash_find (cc3_hash, operand->buf);
+ tic54x_symbol *cc3 = (tic54x_symbol *) hash_find (cc3_hash, operand->buf);
int value = cc3 ? cc3->value : operand->exp.X_add_number << 8;
if ((value & 0x0300) != value)
static int
encode_cc2 (tic54x_insn *insn, struct opstruct *operand)
{
- symbol *cc2 = (symbol *) hash_find (cc2_hash, operand->buf);
+ tic54x_symbol *cc2 = (tic54x_symbol *) hash_find (cc2_hash, operand->buf);
if (!cc2)
{
0, 65535, 0xFFFF);
case OP_SBIT:
{
- symbol *sbit = (symbol *) hash_find (sbit_hash, operand->buf);
+ tic54x_symbol *sbit = (tic54x_symbol *)
+ hash_find (sbit_hash, operand->buf);
int value = is_absolute (operand) ?
operand->exp.X_add_number : (sbit ? sbit->value : -1);
int reg = 0;
}
/* Guess the register based on the status bit; "ovb" is the last
status bit defined for st0. */
- if (sbit > (symbol *) hash_find (sbit_hash, "ovb"))
+ if (sbit > (tic54x_symbol *) hash_find (sbit_hash, "ovb"))
reg = 1;
}
if (value == -1)
while (ISDIGIT (*ptr))
++ptr;
endp = ptr;
- *str = xmalloc (ptr - line + 1);
- strncpy (*str, line, ptr - line);
- (*str)[ptr - line] = 0;
+ *str = xmemdup0 (line, ptr - line);
}
else if (is_string)
{
++term;
}
endp = ptr;
- *str = xmalloc (ptr - line + 1);
- strncpy (*str, line, ptr - line);
- (*str)[ptr - line] = 0;
+ *str = xmemdup0 (line, ptr - line);
/* Do simple substitution, if available. */
if (!nosub && (value = subsym_lookup (*str, macro_level)) != NULL)
*str = value;
char *tmp;
/* Work with a copy of the input line. */
- replacement = xmalloc (strlen (line) + 1);
- strcpy (replacement, line);
+ replacement = xstrdup (line);
ptr = head = replacement;
continue;
}
*ptr++ = '\0';
- tmp = xmalloc (strlen (head) + 2 + strlen (ptr) + 1);
- sprintf (tmp, "%s==%s", head, ptr);
+ tmp = concat (head, "==", ptr, (char *) NULL);
/* Continue examining after the '=='. */
ptr = tmp + strlen (head) + 2;
free (replacement);
farg2 = (float) strtod (ptr, &ptr);
}
fresult = (*math_entry->proc) (farg1, farg2);
- value = xmalloc (128);
+ value = XNEWVEC (char, 128);
if (math_entry->int_return)
sprintf (value, "%d", (int) fresult);
else
break;
}
val = (*entry->proc) (arg1, arg2);
- value = xmalloc (64);
+ value = XNEWVEC (char, 64);
sprintf (value, "%d", val);
}
/* Fix things up to replace the entire expression, not just the
kinda indicates that forced substitution is not
supposed to be recursive, but I'm not sure. */
unsigned beg, len = 1; /* default to a single char */
- char *newval = strcpy (xmalloc (strlen (value) + 1),
- value);
+ char *newval = xstrdup (value);
savedp = input_line_pointer;
input_line_pointer = tail + 1;
len = get_absolute_expression ();
if (beg + len > strlen (value))
{
- as_bad (_("Invalid length (use 0 to %d"),
+ as_bad (_("Invalid length (use 0 to %d)"),
(int) strlen (value) - beg);
break;
}
endp = input_line_pointer;
while (!is_end_of_line[(int) *endp++])
;
- line = xmalloc (endp - input_line_pointer + 1);
- strncpy (line, input_line_pointer, endp - input_line_pointer + 1);
- line[endp - input_line_pointer] = 0;
+ line = xmemdup0 (input_line_pointer, endp - input_line_pointer);
/* Scan ahead for parallel insns. */
parallel_on_next_line_hint = next_line_shows_parallel (endp);
{
if (words > delay_slots)
{
- as_bad (_("Instruction does not fit in available delay "
- "slots (%d-word insn, %d slots left)"),
+ as_bad (ngettext ("Instruction does not fit in available "
+ "delay slots (%d-word insn, %d slot left)",
+ "Instruction does not fit in available "
+ "delay slots (%d-word insn, %d slots left)",
+ delay_slots),
words, delay_slots);
delay_slots = 0;
return;
{
if (words > delay_slots)
{
- as_warn (_("Instruction does not fit in available delay "
- "slots (%d-word insn, %d slots left). "
- "Resulting behavior is undefined."),
+ as_warn (ngettext ("Instruction does not fit in available "
+ "delay slots (%d-word insn, %d slot left). "
+ "Resulting behavior is undefined.",
+ "Instruction does not fit in available "
+ "delay slots (%d-word insn, %d slots left). "
+ "Resulting behavior is undefined.",
+ delay_slots),
words, delay_slots);
delay_slots = 0;
return;
symbolS *
tic54x_undefined_symbol (char *name)
{
- symbol *sym;
+ tic54x_symbol *sym;
/* Not sure how to handle predefined symbols. */
- if ((sym = (symbol *) hash_find (cc_hash, name)) != NULL ||
- (sym = (symbol *) hash_find (cc2_hash, name)) != NULL ||
- (sym = (symbol *) hash_find (cc3_hash, name)) != NULL ||
- (sym = (symbol *) hash_find (misc_symbol_hash, name)) != NULL ||
- (sym = (symbol *) hash_find (sbit_hash, name)) != NULL)
+ if ((sym = (tic54x_symbol *) hash_find (cc_hash, name)) != NULL ||
+ (sym = (tic54x_symbol *) hash_find (cc2_hash, name)) != NULL ||
+ (sym = (tic54x_symbol *) hash_find (cc3_hash, name)) != NULL ||
+ (sym = (tic54x_symbol *) hash_find (misc_symbol_hash, name)) != NULL ||
+ (sym = (tic54x_symbol *) hash_find (sbit_hash, name)) != NULL)
{
return symbol_new (name, reg_section,
(valueT) sym->value,
&zero_address_frag);
}
- if ((sym = (symbol *) hash_find (reg_hash, name)) != NULL ||
- (sym = (symbol *) hash_find (mmreg_hash, name)) != NULL ||
+ if ((sym = (tic54x_symbol *) hash_find (reg_hash, name)) != NULL ||
+ (sym = (tic54x_symbol *) hash_find (mmreg_hash, name)) != NULL ||
!strcasecmp (name, "a") || !strcasecmp (name, "b"))
{
return symbol_new (name, reg_section,
return 0;
}
-char *
+const char *
md_atof (int type, char *literalP, int *sizeP)
{
/* Target data is little-endian, but floats are stored
bfd_reloc_code_real_type code = fixP->fx_r_type;
asymbol *sym = symbol_get_bfdsym (fixP->fx_addsy);
- rel = (arelent *) xmalloc (sizeof (arelent));
- rel->sym_ptr_ptr = (asymbol **) xmalloc (sizeof (asymbol *));
+ rel = XNEW (arelent);
+ rel->sym_ptr_ptr = XNEW (asymbol *);
*rel->sym_ptr_ptr = sym;
/* We assume that all rel->address are host byte offsets. */
rel->address = fixP->fx_frag->fr_address + fixP->fx_where;
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