#include "sysdep.h"
#include <stdio.h>
#include "ansidecl.h"
#include "libiberty.h"
#include "bfd.h"
#include "symcat.h"
#include "opcode/cgen.h"
static CGEN_INSN_LIST *
hash_insn_array (cd, insns, count, entsize, htable, hentbuf)
CGEN_CPU_DESC cd;
const CGEN_INSN * insns;
int count;
int entsize ATTRIBUTE_UNUSED;
CGEN_INSN_LIST ** htable;
CGEN_INSN_LIST * hentbuf;
{
int big_p = CGEN_CPU_ENDIAN (cd) == CGEN_ENDIAN_BIG;
int i;
for (i = count - 1; i >= 0; --i, ++hentbuf)
{
unsigned int hash;
char buf [4];
unsigned long value;
const CGEN_INSN *insn = &insns[i];
if (! (* cd->dis_hash_p) (insn))
continue;
value = CGEN_INSN_BASE_VALUE (insn);
switch (CGEN_INSN_MASK_BITSIZE (insn))
{
case 8:
buf[0] = value;
break;
case 16:
if (big_p)
bfd_putb16 ((bfd_vma) value, buf);
else
bfd_putl16 ((bfd_vma) value, buf);
break;
case 32:
if (big_p)
bfd_putb32 ((bfd_vma) value, buf);
else
bfd_putl32 ((bfd_vma) value, buf);
break;
default:
abort ();
}
hash = (* cd->dis_hash) (buf, value);
hentbuf->next = htable[hash];
hentbuf->insn = insn;
htable[hash] = hentbuf;
}
return hentbuf;
}
static CGEN_INSN_LIST *
hash_insn_list (cd, insns, htable, hentbuf)
CGEN_CPU_DESC cd;
const CGEN_INSN_LIST *insns;
CGEN_INSN_LIST **htable;
CGEN_INSN_LIST *hentbuf;
{
int big_p = CGEN_CPU_ENDIAN (cd) == CGEN_ENDIAN_BIG;
const CGEN_INSN_LIST *ilist;
for (ilist = insns; ilist != NULL; ilist = ilist->next, ++ hentbuf)
{
unsigned int hash;
char buf[4];
unsigned long value;
if (! (* cd->dis_hash_p) (ilist->insn))
continue;
value = CGEN_INSN_BASE_VALUE (ilist->insn);
switch (CGEN_INSN_MASK_BITSIZE (ilist->insn))
{
case 8:
buf[0] = value;
break;
case 16:
if (big_p)
bfd_putb16 ((bfd_vma) value, buf);
else
bfd_putl16 ((bfd_vma) value, buf);
break;
case 32:
if (big_p)
bfd_putb32 ((bfd_vma) value, buf);
else
bfd_putl32 ((bfd_vma) value, buf);
break;
default:
abort ();
}
hash = (* cd->dis_hash) (buf, value);
hentbuf->next = htable [hash];
hentbuf->insn = ilist->insn;
htable [hash] = hentbuf;
}
return hentbuf;
}
static void
build_dis_hash_table (cd)
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->dis_hash_size;
CGEN_INSN_LIST *hash_entry_buf;
CGEN_INSN_LIST **dis_hash_table;
CGEN_INSN_LIST *dis_hash_table_entries;
dis_hash_table = (CGEN_INSN_LIST **)
xmalloc (hash_size * sizeof (CGEN_INSN_LIST *));
memset (dis_hash_table, 0, hash_size * sizeof (CGEN_INSN_LIST *));
dis_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,
dis_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,
dis_hash_table, hash_entry_buf);
hash_entry_buf = hash_insn_list (cd, insn_table->new_entries,
dis_hash_table, hash_entry_buf);
hash_insn_list (cd, macro_insn_table->new_entries,
dis_hash_table, hash_entry_buf);
cd->dis_hash_table = dis_hash_table;
cd->dis_hash_table_entries = dis_hash_table_entries;
}
CGEN_INSN_LIST *
cgen_dis_lookup_insn (cd, buf, value)
CGEN_CPU_DESC cd;
const char * buf;
CGEN_INSN_INT value;
{
unsigned int hash;
if (cd->dis_hash_table == NULL)
build_dis_hash_table (cd);
hash = (* cd->dis_hash) (buf, value);
return cd->dis_hash_table[hash];
}