#include "sysdep.h"
#include <stdio.h>
#include "ansidecl.h"
#include "libiberty.h"
#include "safe-ctype.h"
#include "bfd.h"
#include "symcat.h"
#include "opcode/cgen.h"
#include "opintl.h"
static CGEN_INSN_LIST * hash_insn_array (CGEN_CPU_DESC, const CGEN_INSN *, int, int, CGEN_INSN_LIST **, CGEN_INSN_LIST *);
static CGEN_INSN_LIST * hash_insn_list (CGEN_CPU_DESC, const CGEN_INSN_LIST *, CGEN_INSN_LIST **, CGEN_INSN_LIST *);
static void build_asm_hash_table (CGEN_CPU_DESC);
void
cgen_set_parse_operand_fn (CGEN_CPU_DESC cd, cgen_parse_operand_fn fn)
{
cd->parse_operand_fn = fn;
}
void
cgen_init_parse_operand (CGEN_CPU_DESC cd)
{
(void) (* cd->parse_operand_fn)
(cd, CGEN_PARSE_OPERAND_INIT, NULL, 0, 0, NULL, NULL);
}
static CGEN_INSN_LIST *
hash_insn_array (CGEN_CPU_DESC cd,
const CGEN_INSN *insns,
int count,
int entsize ATTRIBUTE_UNUSED,
CGEN_INSN_LIST **htable,
CGEN_INSN_LIST *hentbuf)
{
int i;
for (i = count - 1; i >= 0; --i, ++hentbuf)
{
unsigned int hash;
const CGEN_INSN *insn = &insns[i];
if (! (* cd->asm_hash_p) (insn))
continue;
hash = (* cd->asm_hash) (CGEN_INSN_MNEMONIC (insn));
hentbuf->next = htable[hash];
hentbuf->insn = insn;
htable[hash] = hentbuf;
}
return hentbuf;
}
static CGEN_INSN_LIST *
hash_insn_list (CGEN_CPU_DESC cd,
const CGEN_INSN_LIST *insns,
CGEN_INSN_LIST **htable,
CGEN_INSN_LIST *hentbuf)
{
const CGEN_INSN_LIST *ilist;
for (ilist = insns; ilist != NULL; ilist = ilist->next, ++ hentbuf)
{
unsigned int hash;
if (! (* cd->asm_hash_p) (ilist->insn))
continue;
hash = (* cd->asm_hash) (CGEN_INSN_MNEMONIC (ilist->insn));
hentbuf->next = htable[hash];
hentbuf->insn = ilist->insn;
htable[hash] = hentbuf;
}
return hentbuf;
}
static void
build_asm_hash_table (CGEN_CPU_DESC cd)
{
int count = cgen_insn_count (cd) + cgen_macro_insn_count (cd);
CGEN_INSN_TABLE *insn_table = &cd->insn_table;
CGEN_INSN_TABLE *macro_insn_table = &cd->macro_insn_table;
unsigned int hash_size = cd->asm_hash_size;
CGEN_INSN_LIST *hash_entry_buf;
CGEN_INSN_LIST **asm_hash_table;
CGEN_INSN_LIST *asm_hash_table_entries;
asm_hash_table = (CGEN_INSN_LIST **)
xmalloc (hash_size * sizeof (CGEN_INSN_LIST *));
memset (asm_hash_table, 0, hash_size * sizeof (CGEN_INSN_LIST *));
asm_hash_table_entries = hash_entry_buf = (CGEN_INSN_LIST *)
xmalloc (count * sizeof (CGEN_INSN_LIST));
hash_entry_buf = hash_insn_array (cd,
insn_table->init_entries + 1,
insn_table->num_init_entries - 1,
insn_table->entry_size,
asm_hash_table, hash_entry_buf);
hash_entry_buf = hash_insn_array (cd, macro_insn_table->init_entries,
macro_insn_table->num_init_entries,
macro_insn_table->entry_size,
asm_hash_table, hash_entry_buf);
hash_entry_buf = hash_insn_list (cd, insn_table->new_entries,
asm_hash_table, hash_entry_buf);
hash_insn_list (cd, macro_insn_table->new_entries,
asm_hash_table, hash_entry_buf);
cd->asm_hash_table = asm_hash_table;
cd->asm_hash_table_entries = asm_hash_table_entries;
}
CGEN_INSN_LIST *
cgen_asm_lookup_insn (CGEN_CPU_DESC cd, const char *insn)
{
unsigned int hash;
if (cd->asm_hash_table == NULL)
build_asm_hash_table (cd);
hash = (* cd->asm_hash) (insn);
return cd->asm_hash_table[hash];
}
const char *
cgen_parse_keyword (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
const char **strp,
CGEN_KEYWORD *keyword_table,
long *valuep)
{
const CGEN_KEYWORD_ENTRY *ke;
char buf[256];
const char *p,*start;
if (keyword_table->name_hash_table == NULL)
(void) cgen_keyword_search_init (keyword_table, NULL);
p = start = *strp;
if (*p)
++p;
while (((p - start) < (int) sizeof (buf))
&& *p
&& (ISALNUM (*p)
|| *p == '_'
|| strchr (keyword_table->nonalpha_chars, *p)))
++p;
if (p - start >= (int) sizeof (buf))
{
buf[0] = 0;
}
else
{
memcpy (buf, start, p - start);
buf[p - start] = 0;
}
ke = cgen_keyword_lookup_name (keyword_table, buf);
if (ke != NULL)
{
*valuep = ke->value;
if (ke->name[0] != 0)
*strp = p;
return NULL;
}
return "unrecognized keyword/register name";
}
const char *
cgen_parse_signed_integer (CGEN_CPU_DESC cd,
const char **strp,
int opindex,
long *valuep)
{
bfd_vma value;
enum cgen_parse_operand_result result;
const char *errmsg;
errmsg = (* cd->parse_operand_fn)
(cd, CGEN_PARSE_OPERAND_INTEGER, strp, opindex, BFD_RELOC_NONE,
&result, &value);
if (!errmsg)
*valuep = value;
return errmsg;
}
const char *
cgen_parse_unsigned_integer (CGEN_CPU_DESC cd,
const char **strp,
int opindex,
unsigned long *valuep)
{
bfd_vma value;
enum cgen_parse_operand_result result;
const char *errmsg;
errmsg = (* cd->parse_operand_fn)
(cd, CGEN_PARSE_OPERAND_INTEGER, strp, opindex, BFD_RELOC_NONE,
&result, &value);
if (!errmsg)
*valuep = value;
return errmsg;
}
const char *
cgen_parse_address (CGEN_CPU_DESC cd,
const char **strp,
int opindex,
int opinfo,
enum cgen_parse_operand_result *resultp,
bfd_vma *valuep)
{
bfd_vma value;
enum cgen_parse_operand_result result_type;
const char *errmsg;
errmsg = (* cd->parse_operand_fn)
(cd, CGEN_PARSE_OPERAND_ADDRESS, strp, opindex, opinfo,
&result_type, &value);
if (!errmsg)
{
if (resultp != NULL)
*resultp = result_type;
*valuep = value;
}
return errmsg;
}
const char *
cgen_validate_signed_integer (long value, long min, long max)
{
if (value < min || value > max)
{
static char buf[100];
sprintf (buf, _("operand out of range (%ld not between %ld and %ld)"),
value, min, max);
return buf;
}
return NULL;
}
const char *
cgen_validate_unsigned_integer (unsigned long value,
unsigned long min,
unsigned long max)
{
if (value < min || value > max)
{
static char buf[100];
sprintf (buf, _("operand out of range (%lu not between %lu and %lu)"),
value, min, max);
return buf;
}
return NULL;
}