/* tc-m68hc11.c -- Assembler code for the Motorola 68HC11 & 68HC12.
- Copyright (C) 1999-2017 Free Software Foundation, Inc.
+ Copyright (C) 1999-2022 Free Software Foundation, Inc.
Written by Stephane Carrez (stcarrez@nerim.fr)
XGATE and S12X added by James Murray (jsm@jsm-net.demon.co.uk)
static short flag_print_opcodes = 0;
/* Opcode hash table. */
-static struct hash_control *m68hc11_hash;
+static htab_t m68hc11_hash;
/* Current cpu (either cpu6811 or cpu6812). This is determined automagically
by 'get_default_target' by looking at default BFD vector. This is overridden
int i;
struct m68hc11_opcode_def *opc;
- hash_print_statistics (file, "opcode table", m68hc11_hash);
+ htab_print_statistics (file, "opcode table", m68hc11_hash);
opc = m68hc11_opcode_defs;
if (opc == 0 || m68hc11_nb_opcode_defs == 0)
const char *
md_atof (int type, char *litP, int *sizeP)
{
- return ieee_md_atof (type, litP, sizeP, TRUE);
+ return ieee_md_atof (type, litP, sizeP, true);
}
valueT
md_section_align (asection *seg, valueT addr)
{
- int align = bfd_get_section_alignment (stdoutput, seg);
+ int align = bfd_section_alignment (seg);
return ((addr + (1 << align) - 1) & -(1 << align));
}
get_default_target ();
- m68hc11_hash = hash_new ();
+ m68hc11_hash = str_htab_create ();
/* Get a writable copy of the opcode table and sort it on the names. */
opcodes = XNEWVEC (struct m68hc11_opcode, m68hc11_num_opcodes);
opc->nb_modes = 0;
opc->opcode = opcodes;
opc->used = 0;
- hash_insert (m68hc11_hash, opcodes->name, opc);
+ str_hash_insert (m68hc11_hash, opcodes->name, opc, 0);
}
opc->nb_modes++;
opc->format |= opcodes->format;
struct m68hc11_opcode *opcode;
char buf[128];
- opc = (struct m68hc11_opcode_def *) hash_find (m68hc11_hash, name);
+ opc = (struct m68hc11_opcode_def *) str_hash_find (m68hc11_hash, name);
if (opc == NULL)
{
as_bad (_("Instruction `%s' is not recognized."), name);
mode = M6811_OP_IMM16;
p++;
- if (strncmp (p, "%hi", 3) == 0)
+ if (startswith (p, "%hi"))
{
p += 3;
mode |= M6811_OP_HIGH_ADDR;
}
- else if (strncmp (p, "%lo", 3) == 0)
+ else if (startswith (p, "%lo"))
{
p += 3;
mode |= M6811_OP_LOW_ADDR;
}
/* %page modifier is used to obtain only the page number
of the address of a function. */
- else if (strncmp (p, "%page", 5) == 0)
+ else if (startswith (p, "%page"))
{
p += 5;
mode |= M6811_OP_PAGE_ADDR;
mapped in the 16K window at 0x8000 and the value will be
within that window (although the function address may not fit
in 16-bit). See bfd/elf32-m68hc12.c for the translation. */
- else if (strncmp (p, "%addr", 5) == 0)
+ else if (startswith (p, "%addr"))
{
p += 5;
mode |= M6811_OP_CALL_ADDR;
return -1;
}
/* Handle 68HC12 page specification in 'call foo,%page(bar)'. */
- else if ((opmode & M6812_OP_PAGE) && strncmp (p, "%page", 5) == 0)
+ else if ((opmode & M6812_OP_PAGE) && startswith (p, "%page"))
{
p += 5;
mode = M6811_OP_PAGE_ADDR | M6812_OP_PAGE | M6811_OP_IND16;
if (mode == M6811_OP_JUMP_REL)
{
fix_new_exp (frag_now, f - frag_now->fr_literal, 1,
- oper, TRUE, BFD_RELOC_8_PCREL);
+ oper, true, BFD_RELOC_8_PCREL);
}
else
{
reloc = BFD_RELOC_8;
fixp = fix_new_exp (frag_now, f - frag_now->fr_literal, 1,
- oper, FALSE, reloc);
+ oper, false, reloc);
if (reloc != BFD_RELOC_8)
fixp->fx_no_overflow = 1;
}
{
/* Now create a 24-bit fixup. */
fix_new_exp (frag_now, f - frag_now->fr_literal, 3,
- oper, FALSE, BFD_RELOC_M68HC11_24);
+ oper, false, BFD_RELOC_M68HC11_24);
number_to_chars_bigendian (f, 0, 3);
}
else
reloc = BFD_RELOC_M68HC11_LO8;
fixp = fix_new_exp (frag_now, f - frag_now->fr_literal, 1,
- oper, FALSE, reloc);
+ oper, false, reloc);
fixp->fx_no_overflow = 1;
number_to_chars_bigendian (f, 0, 1);
}
/* Future improvement:
This fixup/reloc isn't adding on constants to symbols. */
fix_new_exp (frag_now, f - frag_now->fr_literal -1, 2,
- oper, TRUE, BFD_RELOC_M68HC12_9_PCREL);
+ oper, true, BFD_RELOC_M68HC12_9_PCREL);
}
else if (mode == M68XG_OP_REL10)
{
/* Future improvement:
This fixup/reloc isn't adding on constants to symbols. */
fix_new_exp (frag_now, f - frag_now->fr_literal -1, 2,
- oper, TRUE, BFD_RELOC_M68HC12_10_PCREL);
+ oper, true, BFD_RELOC_M68HC12_10_PCREL);
}
else
{
reloc = BFD_RELOC_8;
fixp = fix_new_exp (frag_now, f - frag_now->fr_literal, 1,
- oper, FALSE, reloc);
+ oper, false, reloc);
if (reloc != BFD_RELOC_8)
fixp->fx_no_overflow = 1;
}
operands[0].mode = M6811_OP_LOW_ADDR;
f = frag_more (1);
fixp = fix_new_exp (frag_now, f - frag_now->fr_literal, 1,
- &operands[0].exp, FALSE, BFD_RELOC_M68HC12_LO8XG);
+ &operands[0].exp, false, BFD_RELOC_M68HC12_LO8XG);
fixp->fx_no_overflow = 1;
number_to_chars_bigendian (f, 0, 1);
operands[0].mode = M6811_OP_HIGH_ADDR;
f = frag_more (1);
fixp = fix_new_exp (frag_now, f - frag_now->fr_literal, 1,
- &operands[0].exp, FALSE, BFD_RELOC_M68HC12_HI8XG);
+ &operands[0].exp, false, BFD_RELOC_M68HC12_HI8XG);
fixp->fx_no_overflow = 1;
number_to_chars_bigendian (f, 0, 1);
if (current_architecture == cpuxgate)
{
/* Find the opcode definition given its name. */
- opc = (struct m68hc11_opcode_def *) hash_find (m68hc11_hash, name);
+ opc = (struct m68hc11_opcode_def *) str_hash_find (m68hc11_hash, name);
if (opc == NULL)
{
as_bad (_("Opcode `%s' is not recognized."), name);
}
/* Special handling of TFR. */
- if (strncmp (opc->opcode->name, "tfr",3) == 0)
+ if (startswith (opc->opcode->name, "tfr"))
{
/* There must be two operands with a comma. */
input_line_pointer = skip_whites (input_line_pointer);
}
/* Special handling of SIF. */
- if (strncmp (opc->opcode->name, "sif",3) == 0)
+ if (startswith (opc->opcode->name, "sif"))
{
/* Either OP_NONE or OP_RS. */
if (*input_line_pointer != '\n')
opcode = find (opc, operands, 1);
if (opcode)
{
- if ((strncmp (opc->opcode->name, "com",3) == 0)
- || (strncmp (opc->opcode->name, "neg",3) == 0))
+ if ((startswith (opc->opcode->name, "com"))
+ || (startswith (opc->opcode->name, "neg")))
/* Special case for com RD as alias for sub RD,R0,RS */
/* Special case for neg RD as alias for sub RD,R0,RS */
opcode_local.opcode = opcode->opcode
| (operands[0].reg1 << 8) | (operands[0].reg1 << 2);
- else if (strncmp (opc->opcode->name, "tst",3) == 0)
+ else if (startswith (opc->opcode->name, "tst"))
/* Special case for tst RS alias for sub R0, RS, R0 */
opcode_local.opcode = opcode->opcode
| (operands[0].reg1 << 5);
{
input_line_pointer++;
input_line_pointer = skip_whites (input_line_pointer);
- if (strncmp (input_line_pointer, "%hi", 3) == 0)
+ if (startswith (input_line_pointer, "%hi"))
{
input_line_pointer += 3;
operands[0].mode = M6811_OP_HIGH_ADDR;
}
- else if (strncmp (input_line_pointer, "%lo", 3) == 0)
+ else if (startswith (input_line_pointer, "%lo"))
{
input_line_pointer += 3;
operands[0].mode = M6811_OP_LOW_ADDR;
opcode = find (opc, operands, 1);
if (opcode)
{
- if ((strncmp (opc->opcode->name, "com",3) == 0)
- || (strncmp (opc->opcode->name, "mov",3) == 0)
- || (strncmp (opc->opcode->name, "neg",3) == 0))
+ if ((startswith (opc->opcode->name, "com"))
+ || (startswith (opc->opcode->name, "mov"))
+ || (startswith (opc->opcode->name, "neg")))
{
/* Special cases for:
com RD, RS alias for xnor RD,R0,RS
opcode_local.opcode = opcode->opcode
| (operands[0].reg1 << 8) | (operands[1].reg1 << 2);
}
- else if ((strncmp (opc->opcode->name, "cmp",3) == 0)
- || (strncmp (opc->opcode->name, "cpc",3) == 0))
+ else if ((startswith (opc->opcode->name, "cmp"))
+ || (startswith (opc->opcode->name, "cpc")))
{
/* special cases for:
cmp RS1, RS2 alias for sub R0, RS1, RS2
}
/* Find the opcode definition given its name. */
- opc = (struct m68hc11_opcode_def *) hash_find (m68hc11_hash, name);
+ opc = (struct m68hc11_opcode_def *) str_hash_find (m68hc11_hash, name);
/* If it's not recognized, look for 'jbsr' and 'jbxx'. These are
pseudo insns for relative branch. For these branches, we always
is given. */
if (opc == NULL && name[0] == 'j' && name[1] == 'b')
{
- opc = (struct m68hc11_opcode_def *) hash_find (m68hc11_hash, &name[1]);
+ opc = (struct m68hc11_opcode_def *) str_hash_find (m68hc11_hash,
+ &name[1]);
if (opc
&& (!(opc->format & M6811_OP_JUMP_REL)
|| (opc->format & M6811_OP_BITMASK)))
{
name[nlen++] = TOLOWER (*op_end++);
name[nlen] = 0;
- opc = (struct m68hc11_opcode_def *) hash_find (m68hc11_hash,
- name);
+ opc = (struct m68hc11_opcode_def *) str_hash_find (m68hc11_hash,
+ name);
}
}
}
SKIP_WHITESPACE ();
bfdsym = symbol_get_bfdsym (symbolP);
- elfsym = elf_symbol_from (bfd_asymbol_bfd (bfdsym), bfdsym);
+ elfsym = elf_symbol_from (bfdsym);
gas_assert (elfsym);
/* We don't actually support subtracting a symbol. */
if (fixP->fx_subsy != (symbolS *) NULL)
- as_bad_where (fixP->fx_file, fixP->fx_line, _("Expression too complex."));
+ as_bad_subtract (fixP);
/* Patch the instruction with the resolved operand. Elf relocation
info will also be generated to take care of linker/loader fixups.
projects / binutils-gdb.git / blobdiff