/* TI C6X assembler.
- Copyright 2010-2013 Free Software Foundation, Inc.
+ Copyright (C) 2010-2019 Free Software Foundation, Inc.
Contributed by Joseph Myers <joseph@codesourcery.com>
Bernd Schmidt <bernds@codesourcery.com>
if (unwind)
return unwind;
- unwind = (tic6x_unwind_info *)xmalloc (sizeof (tic6x_unwind_info));
+ unwind =XNEW (tic6x_unwind_info);
seg_info (now_seg)->tc_segment_info_data.unwind = unwind;
memset (unwind, 0, sizeof (*unwind));
return unwind;
/* Parse a target-specific option. */
int
-md_parse_option (int c, char *arg)
+md_parse_option (int c, const char *arg)
{
switch (c)
{
static void
s_tic6x_personality (int ignored ATTRIBUTE_UNUSED)
{
- char *name, *p, c;
+ char *name, c;
tic6x_unwind_info *unwind = tic6x_get_unwind ();
if (unwind->personality_routine || unwind->personality_index != -1)
as_bad (_("duplicate .personality directive"));
- name = input_line_pointer;
- c = get_symbol_end ();
- p = input_line_pointer;
+ c = get_symbol_name (&name);
unwind->personality_routine = symbol_find_or_make (name);
- *p = c;
+ (void) restore_line_pointer (c);
demand_empty_rest_of_line ();
}
}
p = frag_more (4);
+ memset (p, 0, 4);
fix_new_exp (frag_now, p - frag_now->fr_literal, 4,
&exp, 0, BFD_RELOC_C6000_EHTYPE);
offsetT align;
int align2;
- name = input_line_pointer;
- c = get_symbol_end ();
+ c = get_symbol_name (&name);
/* Just after name is now '\0'. */
p = input_line_pointer;
- *p = c;
+ (void) restore_line_pointer (c);
SKIP_WHITESPACE ();
if (*input_line_pointer != ',')
{
for (id = 0; id < tic6x_opcode_max; id++)
{
const char *errmsg;
- tic6x_opcode_list *opc = xmalloc (sizeof (tic6x_opcode_list));
+ tic6x_opcode_list *opc = XNEW (tic6x_opcode_list);
opc->id = id;
opc->next = hash_find (opcode_hash, tic6x_opcode_table[id].name);
si = seg_info (now_seg);
list = si->tc_segment_info_data.label_list;
- si->tc_segment_info_data.label_list = xmalloc (sizeof (tic6x_label_list));
+ si->tc_segment_info_data.label_list = XNEW (tic6x_label_list);
si->tc_segment_info_data.label_list->next = list;
si->tc_segment_info_data.label_list->label = sym;
go through the error checking in tic6x_fix_new_exp. */
void
-tic6x_cons_fix_new (fragS *frag, int where, int size, expressionS *exp)
+tic6x_cons_fix_new (fragS *frag, int where, int size, expressionS *exp,
+ bfd_reloc_code_real_type r_type)
{
- bfd_reloc_code_real_type r_type;
-
switch (size)
{
case 1:
case BFD_RELOC_C6000_PCR_H16:
case BFD_RELOC_C6000_PCR_L16:
return 0;
-
+
default:
return 1;
}
fldd = tic6x_field_from_fmt (fmt, opct->fixed_fields[fld].field_id);
if (fldd == NULL)
abort ();
- opcode_value |= opct->fixed_fields[fld].min_val << fldd->low_pos;
+ opcode_value |= opct->fixed_fields[fld].min_val << fldd->bitfields[0].low_pos;
}
}
ucexp = operands[opno].value.exp;
unsigned_constant:
if (ucexp.X_add_number < 0
- || ucexp.X_add_number >= (1 << fldd->width))
+ || ucexp.X_add_number >= (1 << fldd->bitfields[0].width))
{
if (print_errors)
as_bad (_("operand %u of '%.*s' out of range"), opno + 1,
value = 0;
/* Opcode table should not permit non-constants without
a known relocation for them. */
- if (fldd->low_pos != 7 || fldd->width != 16)
+ if (fldd->bitfields[0].low_pos != 7 || fldd->bitfields[0].width != 16)
abort ();
*fix_needed = TRUE;
*fix_exp = &operands[opno].value.exp;
}
sign_value = SEXT (operands[opno].value.exp.X_add_number);
signed_constant:
- if (sign_value < -(1 << (fldd->width - 1))
- || (sign_value >= (1 << (fldd->width - 1))))
+ if (sign_value < -(1 << (fldd->bitfields[0].width - 1))
+ || (sign_value >= (1 << (fldd->bitfields[0].width - 1))))
{
if (print_errors)
as_bad (_("operand %u of '%.*s' out of range"), opno + 1,
*ok = FALSE;
return 0;
}
- value = sign_value + (1 << (fldd->width - 1));
- value ^= (1 << (fldd->width - 1));
+ value = sign_value + (1 << (fldd->bitfields[0].width - 1));
+ value ^= (1 << (fldd->bitfields[0].width - 1));
break;
case tic6x_coding_ucst_minus_one:
if (operands[opno].value.exp.X_op != O_constant)
abort ();
if (operands[opno].value.exp.X_add_number <= 0
- || operands[opno].value.exp.X_add_number > (1 << fldd->width))
+ || operands[opno].value.exp.X_add_number > (1 << fldd->bitfields[0].width))
{
if (print_errors)
as_bad (_("operand %u of '%.*s' out of range"), opno + 1,
value = 0;
/* Opcode table should not use this encoding without a known
relocation. */
- if (fldd->low_pos != 8 || fldd->width != 15)
+ if (fldd->bitfields[0].low_pos != 8 || fldd->bitfields[0].width != 15)
abort ();
/* We do not check for offset divisibility here; such a
check is not needed at this point to encode the value,
value = 0;
/* Opcode table should not use this encoding without a
known relocation. */
- if (fldd->low_pos != 7 || fldd->width != 16)
+ if (fldd->bitfields[0].low_pos != 7 || fldd->bitfields[0].width != 16)
abort ();
*fix_needed = TRUE;
*fix_exp = &operands[opno].value.exp;
value = 0;
/* Opcode table should not use this encoding without a
known relocation. */
- if (fldd->low_pos != 7 || fldd->width != 16)
+ if (fldd->bitfields[0].low_pos != 7 || fldd->bitfields[0].width != 16)
abort ();
*fix_needed = TRUE;
*fix_exp = &operands[opno].value.exp;
*fix_needed = TRUE;
*fix_exp = &operands[opno].value.exp;
*fix_pcrel = 1;
- if (fldd->low_pos == 7 && fldd->width == 21)
+ if (fldd->bitfields[0].low_pos == 7 && fldd->bitfields[0].width == 21)
*fx_r_type = BFD_RELOC_C6000_PCR_S21;
- else if (fldd->low_pos == 16 && fldd->width == 12)
+ else if (fldd->bitfields[0].low_pos == 16 && fldd->bitfields[0].width == 12)
*fx_r_type = BFD_RELOC_C6000_PCR_S12;
- else if (fldd->low_pos == 13 && fldd->width == 10)
+ else if (fldd->bitfields[0].low_pos == 13 && fldd->bitfields[0].width == 10)
*fx_r_type = BFD_RELOC_C6000_PCR_S10;
- else if (fldd->low_pos == 16 && fldd->width == 7)
+ else if (fldd->bitfields[0].low_pos == 16 && fldd->bitfields[0].width == 7)
*fx_r_type = BFD_RELOC_C6000_PCR_S7;
else
/* Opcode table should not use this encoding without a
abort ();
}
if (mem.offset.exp.X_add_number < 0
- || mem.offset.exp.X_add_number >= (1 << fldd->width) * scale)
+ || mem.offset.exp.X_add_number >= (1 << fldd->bitfields[0].width) * scale)
{
if (print_errors)
as_bad (_("offset in operand %u of '%.*s' out of range"),
if (mem.offset.exp.X_op != O_constant)
abort ();
if (mem.offset.exp.X_add_number < 0
- || mem.offset.exp.X_add_number >= (1 << fldd->width))
+ || mem.offset.exp.X_add_number >= (1 << fldd->bitfields[0].width))
{
if (print_errors)
as_bad (_("offset in operand %u of '%.*s' out of range"),
case tic6x_coding_spmask:
/* The position of such a field is hardcoded in the handling
of "||^". */
- if (fldd->low_pos != 18)
+ if (fldd->bitfields[0].low_pos != 18)
abort ();
value = 0;
for (opno = 0; opno < num_operands; opno++)
fcyc_bits = 4;
else
abort ();
- if (fcyc_bits > fldd->width)
+ if (fcyc_bits > fldd->bitfields[0].width)
abort ();
if (opct->variable_fields[fld].coding_method == tic6x_coding_fstg)
int i, t;
if (operands[opno].value.exp.X_add_number < 0
|| (operands[opno].value.exp.X_add_number
- >= (1 << (fldd->width - fcyc_bits))))
+ >= (1 << (fldd->bitfields[0].width - fcyc_bits))))
{
if (print_errors)
as_bad (_("operand %u of '%.*s' out of range"), opno + 1,
return 0;
}
value = operands[opno].value.exp.X_add_number;
- for (t = 0, i = fcyc_bits; i < fldd->width; i++)
+ for (t = 0, i = fcyc_bits; i < fldd->bitfields[0].width; i++)
{
t = (t << 1) | (value & 1);
value >>= 1;
return 0;
}
- opcode_value |= value << fldd->low_pos;
+ opcode_value |= value << fldd->bitfields[0].low_pos;
}
if (this_line_creg)
if (z == NULL)
abort ();
- opcode_value |= this_line_creg << creg->low_pos;
- opcode_value |= this_line_z << z->low_pos;
+ opcode_value |= this_line_creg << creg->bitfields[0].low_pos;
+ opcode_value |= this_line_z << z->bitfields[0].low_pos;
}
*ok = TRUE;
for (opc = opc_list; opc; opc = opc->next)
max_matching_opcodes++;
num_matching_opcodes = 0;
- opcm = xmalloc (max_matching_opcodes * sizeof (*opcm));
+ opcm = XNEWVEC (tic6x_opcode_id, max_matching_opcodes);
max_num_operands = 0;
ok_this_arch = FALSE;
ok_this_fu = FALSE;
if (value < -0x80 || value > 0xff)
as_bad_where (fixP->fx_file, fixP->fx_line,
_("value too large for 1-byte field"));
- md_number_to_chars (buf, value, 1);
+ *buf = value;
}
break;
/* Convert a floating-point number to target (IEEE) format. */
-char *
+const char *
md_atof (int type, char *litP, int *sizeP)
{
return ieee_md_atof (type, litP, sizeP, target_big_endian);
/* Round up section sizes to ensure that text sections consist of
whole fetch packets. */
int align = bfd_get_section_alignment (stdoutput, segment);
- return ((size + (1 << align) - 1) & ((valueT) -1 << align));
+ return ((size + (1 << align) - 1) & (-((valueT) 1 << align)));
}
/* No special undefined symbol handling needed for now. */
asymbol *symbol;
bfd_reloc_code_real_type r_type;
- reloc = xmalloc (sizeof (arelent));
- reloc->sym_ptr_ptr = xmalloc (sizeof (asymbol *));
+ reloc = XNEW (arelent);
+ reloc->sym_ptr_ptr = XNEW (asymbol *);
symbol = symbol_get_bfdsym (fixp->fx_addsy);
*reloc->sym_ptr_ptr = symbol;
reloc->address = fixp->fx_frag->fr_address + fixp->fx_where;
prefix_len = strlen (prefix);
text_len = strlen (text_name);
sec_name_len = prefix_len + text_len;
- sec_name = (char *) xmalloc (sec_name_len + 1);
+ sec_name = XNEWVEC (char, sec_name_len + 1);
memcpy (sec_name, prefix, prefix_len);
memcpy (sec_name + prefix_len, text_name, text_len);
sec_name[prefix_len + text_len] = '\0';
linkonce = 1;
}
- obj_elf_change_section (sec_name, type, flags, 0, group_name, linkonce, 0);
+ obj_elf_change_section (sec_name, type, 0, flags, 0, group_name,
+ linkonce, 0);
/* Set the section link for index tables. */
if (idx)
static const int
-tic6x_unwind_frame_regs[TIC6X_NUM_UNWIND_REGS] =
+tic6x_unwind_frame_regs[TIC6X_NUM_UNWIND_REGS] =
/* A15 B15 B14 B13 B12 B11 B10 B3 A14 A13 A12 A11 A10. */
{ 15, 31, 30, 29, 28, 27, 26, 19, 14, 13, 12, 11, 10 };
/* Register save offsets for __c6xabi_push_rts. */
static const int
-tic6x_pop_rts_offset_little[TIC6X_NUM_UNWIND_REGS] =
+tic6x_pop_rts_offset_little[TIC6X_NUM_UNWIND_REGS] =
/* A15 B15 B14 B13 B12 B11 B10 B3 A14 A13 A12 A11 A10. */
{ -1, 1, 0, -3, -4, -7, -8,-11, -2, -5, -6, -9,-10};
static const int
-tic6x_pop_rts_offset_big[TIC6X_NUM_UNWIND_REGS] =
+tic6x_pop_rts_offset_big[TIC6X_NUM_UNWIND_REGS] =
/* A15 B15 B14 B13 B12 B11 B10 B3 A14 A13 A12 A11 A10. */
{ -2, 1, 0, -4, -3, -8, -7,-12, -1, -6, -5,-10, -9};
record_alignment (now_seg, 2);
ptr = frag_more (8);
+ memset (ptr, 0, 8);
where = frag_now_fix () - 8;
/* Self relative offset of the function start. */
continue;
unwind->saved_reg_count++;
- /* Encoding uses 4 bits per word, so size of unwinding opcode data
+ /* Encoding uses 4 bits per word, so size of unwinding opcode data
limits the save area size. The exact cap will be figured out
later due to overflow, the 0x800 here is just a quick sanity
check to weed out obviously excessive offsets. */