/* Disassembler interface for targets using CGEN. -*- C -*-
CGEN: Cpu tools GENerator
-THIS FILE IS MACHINE GENERATED WITH CGEN.
-- the resultant file is machine generated, cgen-dis.in isn't
+ THIS FILE IS MACHINE GENERATED WITH CGEN.
+ - the resultant file is machine generated, cgen-dis.in isn't
-Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2005
-Free Software Foundation, Inc.
+ Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2005, 2007,
+ 2008 Free Software Foundation, Inc.
-This file is part of the GNU Binutils and GDB, the GNU debugger.
+ This file is part of libopcodes.
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
-any later version.
+ This library is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3, or (at your option)
+ any later version.
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+ It is distributed in the hope that it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
+ License for more details.
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software Foundation, Inc.,
-59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
/* ??? Eventually more and more of this stuff can go to cpu-independent files.
Keep that in mind. */
(CGEN_CPU_DESC, bfd_vma, disassemble_info *, bfd_byte *, int, CGEN_EXTRACT_INFO *,
unsigned long *);
\f
-/* -- disassembler routines inserted here */
+/* -- disassembler routines inserted here. */
void openrisc_cgen_print_operand
- PARAMS ((CGEN_CPU_DESC, int, PTR, CGEN_FIELDS *,
- void const *, bfd_vma, int));
+ (CGEN_CPU_DESC, int, PTR, CGEN_FIELDS *, void const *, bfd_vma, int);
/* Main entry point for printing operands.
XINFO is a `void *' and not a `disassemble_info *' to not put a requirement
the handlers. */
void
-openrisc_cgen_print_operand (cd, opindex, xinfo, fields, attrs, pc, length)
- CGEN_CPU_DESC cd;
- int opindex;
- PTR xinfo;
- CGEN_FIELDS *fields;
- void const *attrs ATTRIBUTE_UNUSED;
- bfd_vma pc;
- int length;
+openrisc_cgen_print_operand (CGEN_CPU_DESC cd,
+ int opindex,
+ void * xinfo,
+ CGEN_FIELDS *fields,
+ void const *attrs ATTRIBUTE_UNUSED,
+ bfd_vma pc,
+ int length)
{
- disassemble_info *info = (disassemble_info *) xinfo;
+ disassemble_info *info = (disassemble_info *) xinfo;
switch (opindex)
{
void
-openrisc_cgen_init_dis (cd)
- CGEN_CPU_DESC cd;
+openrisc_cgen_init_dis (CGEN_CPU_DESC cd)
{
openrisc_cgen_init_opcode_table (cd);
openrisc_cgen_init_ibld_table (cd);
/* Print the operand as directed by the attributes. */
if (CGEN_BOOL_ATTR (attrs, CGEN_OPERAND_SEM_ONLY))
- ; /* nothing to do */
+ ; /* Nothing to do. */
else if (CGEN_BOOL_ATTR (attrs, CGEN_OPERAND_PCREL_ADDR))
(*info->print_address_func) (value, info);
else if (CGEN_BOOL_ATTR (attrs, CGEN_OPERAND_ABS_ADDR))
unsigned long *insn_value)
{
int status = (*info->read_memory_func) (pc, buf, buflen, info);
+
if (status != 0)
{
(*info->memory_error_func) (status, pc, info);
length = CGEN_EXTRACT_FN (cd, insn)
(cd, insn, &ex_info, insn_value_cropped, &fields, pc);
- /* length < 0 -> error */
+ /* Length < 0 -> error. */
if (length < 0)
return length;
if (length > 0)
{
CGEN_PRINT_FN (cd, insn) (cd, info, insn, &fields, pc, length);
- /* length is in bits, result is in bytes */
+ /* Length is in bits, result is in bytes. */
return length / 8;
}
}
Print one instruction from PC on INFO->STREAM.
Return the size of the instruction (in bytes). */
-typedef struct cpu_desc_list {
+typedef struct cpu_desc_list
+{
struct cpu_desc_list *next;
- int isa;
+ CGEN_BITSET *isa;
int mach;
int endian;
CGEN_CPU_DESC cd;
static cpu_desc_list *cd_list = 0;
cpu_desc_list *cl = 0;
static CGEN_CPU_DESC cd = 0;
- static int prev_isa;
+ static CGEN_BITSET *prev_isa;
static int prev_mach;
static int prev_endian;
int length;
- int isa,mach;
+ CGEN_BITSET *isa;
+ int mach;
int endian = (info->endian == BFD_ENDIAN_BIG
? CGEN_ENDIAN_BIG
: CGEN_ENDIAN_LITTLE);
#endif
#ifdef CGEN_COMPUTE_ISA
- isa = CGEN_COMPUTE_ISA (info);
+ {
+ static CGEN_BITSET *permanent_isa;
+
+ if (!permanent_isa)
+ permanent_isa = cgen_bitset_create (MAX_ISAS);
+ isa = permanent_isa;
+ cgen_bitset_clear (isa);
+ cgen_bitset_add (isa, CGEN_COMPUTE_ISA (info));
+ }
#else
isa = info->insn_sets;
#endif
/* If we've switched cpu's, try to find a handle we've used before */
if (cd
- && (isa != prev_isa
+ && (cgen_bitset_compare (isa, prev_isa) != 0
|| mach != prev_mach
|| endian != prev_endian))
{
cd = 0;
for (cl = cd_list; cl; cl = cl->next)
{
- if (cl->isa == isa &&
+ if (cgen_bitset_compare (cl->isa, isa) == 0 &&
cl->mach == mach &&
cl->endian == endian)
{
cd = cl->cd;
+ prev_isa = cd->isas;
break;
}
}
abort ();
mach_name = arch_type->printable_name;
- prev_isa = isa;
+ prev_isa = cgen_bitset_copy (isa);
prev_mach = mach;
prev_endian = endian;
cd = openrisc_cgen_cpu_open (CGEN_CPU_OPEN_ISAS, prev_isa,
if (!cd)
abort ();
- /* save this away for future reference */
+ /* Save this away for future reference. */
cl = xmalloc (sizeof (struct cpu_desc_list));
cl->cd = cd;
- cl->isa = isa;
+ cl->isa = prev_isa;
cl->mach = mach;
cl->endian = endian;
cl->next = cd_list;