#include "sysdep.h"
#include <stdio.h>
#include "ansidecl.h"
#include "dis-asm.h"
#include "bfd.h"
#include "symcat.h"
#include "iq2000-desc.h"
#include "iq2000-opc.h"
#include "opintl.h"
#include "safe-ctype.h"
#undef min
#define min(a,b) ((a) < (b) ? (a) : (b))
#undef max
#define max(a,b) ((a) > (b) ? (a) : (b))
#define FLD(f) (fields->f)
static const char * insert_normal
(CGEN_CPU_DESC, long, unsigned int, unsigned int, unsigned int,
unsigned int, unsigned int, unsigned int, CGEN_INSN_BYTES_PTR);
static const char * insert_insn_normal
(CGEN_CPU_DESC, const CGEN_INSN *,
CGEN_FIELDS *, CGEN_INSN_BYTES_PTR, bfd_vma);
static int extract_normal
(CGEN_CPU_DESC, CGEN_EXTRACT_INFO *, CGEN_INSN_INT,
unsigned int, unsigned int, unsigned int, unsigned int,
unsigned int, unsigned int, bfd_vma, long *);
static int extract_insn_normal
(CGEN_CPU_DESC, const CGEN_INSN *, CGEN_EXTRACT_INFO *,
CGEN_INSN_INT, CGEN_FIELDS *, bfd_vma);
#if CGEN_INT_INSN_P
static void put_insn_int_value
(CGEN_CPU_DESC, CGEN_INSN_BYTES_PTR, int, int, CGEN_INSN_INT);
#endif
#if ! CGEN_INT_INSN_P
static CGEN_INLINE void insert_1
(CGEN_CPU_DESC, unsigned long, int, int, int, unsigned char *);
static CGEN_INLINE int fill_cache
(CGEN_CPU_DESC, CGEN_EXTRACT_INFO *, int, int, bfd_vma);
static CGEN_INLINE long extract_1
(CGEN_CPU_DESC, CGEN_EXTRACT_INFO *, int, int, int, unsigned char *, bfd_vma);
#endif
#if ! CGEN_INT_INSN_P
static CGEN_INLINE void
insert_1 (CGEN_CPU_DESC cd,
unsigned long value,
int start,
int length,
int word_length,
unsigned char *bufp)
{
unsigned long x,mask;
int shift;
x = cgen_get_insn_value (cd, bufp, word_length);
mask = (((1L << (length - 1)) - 1) << 1) | 1;
if (CGEN_INSN_LSB0_P)
shift = (start + 1) - length;
else
shift = (word_length - (start + length));
x = (x & ~(mask << shift)) | ((value & mask) << shift);
cgen_put_insn_value (cd, bufp, word_length, (bfd_vma) x);
}
#endif
static const char *
insert_normal (CGEN_CPU_DESC cd,
long value,
unsigned int attrs,
unsigned int word_offset,
unsigned int start,
unsigned int length,
unsigned int word_length,
unsigned int total_length,
CGEN_INSN_BYTES_PTR buffer)
{
static char errbuf[100];
unsigned long mask = (((1L << (length - 1)) - 1) << 1) | 1;
if (length == 0)
return NULL;
#if 0
if (CGEN_INT_INSN_P
&& word_offset != 0)
abort ();
#endif
if (word_length > 32)
abort ();
if (cd->min_insn_bitsize < cd->base_insn_bitsize)
{
if (word_offset == 0
&& word_length > total_length)
word_length = total_length;
}
if (CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGN_OPT))
{
long minval = - (1L << (length - 1));
unsigned long maxval = mask;
if ((value > 0 && (unsigned long) value > maxval)
|| value < minval)
{
sprintf (errbuf,
_("operand out of range (%ld not between %ld and %lu)"),
value, minval, maxval);
return errbuf;
}
}
else if (! CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGNED))
{
unsigned long maxval = mask;
if ((unsigned long) value > maxval)
{
sprintf (errbuf,
_("operand out of range (%lu not between 0 and %lu)"),
value, maxval);
return errbuf;
}
}
else
{
if (! cgen_signed_overflow_ok_p (cd))
{
long minval = - (1L << (length - 1));
long maxval = (1L << (length - 1)) - 1;
if (value < minval || value > maxval)
{
sprintf
(errbuf, _("operand out of range (%ld not between %ld and %ld)"),
value, minval, maxval);
return errbuf;
}
}
}
#if CGEN_INT_INSN_P
{
int shift;
if (CGEN_INSN_LSB0_P)
shift = (word_offset + start + 1) - length;
else
shift = total_length - (word_offset + start + length);
*buffer = (*buffer & ~(mask << shift)) | ((value & mask) << shift);
}
#else
{
unsigned char *bufp = (unsigned char *) buffer + word_offset / 8;
insert_1 (cd, value, start, length, word_length, bufp);
}
#endif
return NULL;
}
static const char *
insert_insn_normal (CGEN_CPU_DESC cd,
const CGEN_INSN * insn,
CGEN_FIELDS * fields,
CGEN_INSN_BYTES_PTR buffer,
bfd_vma pc)
{
const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn);
unsigned long value;
const CGEN_SYNTAX_CHAR_TYPE * syn;
CGEN_INIT_INSERT (cd);
value = CGEN_INSN_BASE_VALUE (insn);
#if CGEN_INT_INSN_P
put_insn_int_value (cd, buffer, cd->base_insn_bitsize,
CGEN_FIELDS_BITSIZE (fields), value);
#else
cgen_put_insn_value (cd, buffer, min ((unsigned) cd->base_insn_bitsize,
(unsigned) CGEN_FIELDS_BITSIZE (fields)),
value);
#endif
for (syn = CGEN_SYNTAX_STRING (syntax); * syn; ++ syn)
{
const char *errmsg;
if (CGEN_SYNTAX_CHAR_P (* syn))
continue;
errmsg = (* cd->insert_operand) (cd, CGEN_SYNTAX_FIELD (*syn),
fields, buffer, pc);
if (errmsg)
return errmsg;
}
return NULL;
}
#if CGEN_INT_INSN_P
static void
put_insn_int_value (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
CGEN_INSN_BYTES_PTR buf,
int length,
int insn_length,
CGEN_INSN_INT value)
{
if (length > insn_length)
*buf = value;
else
{
int shift = insn_length - length;
CGEN_INSN_INT mask = (((1L << (length - 1)) - 1) << 1) | 1;
*buf = (*buf & ~(mask << shift)) | ((value & mask) << shift);
}
}
#endif
#if ! CGEN_INT_INSN_P
static CGEN_INLINE int
fill_cache (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED,
CGEN_EXTRACT_INFO *ex_info,
int offset,
int bytes,
bfd_vma pc)
{
unsigned int mask;
disassemble_info *info = (disassemble_info *) ex_info->dis_info;
mask = (1 << bytes) - 1;
if (((ex_info->valid >> offset) & mask) == mask)
return 1;
for (mask = 1 << offset; bytes > 0; --bytes, ++offset, mask <<= 1)
if (! (mask & ex_info->valid))
break;
if (bytes)
{
int status;
pc += offset;
status = (*info->read_memory_func)
(pc, ex_info->insn_bytes + offset, bytes, info);
if (status != 0)
{
(*info->memory_error_func) (status, pc, info);
return 0;
}
ex_info->valid |= ((1 << bytes) - 1) << offset;
}
return 1;
}
static CGEN_INLINE long
extract_1 (CGEN_CPU_DESC cd,
CGEN_EXTRACT_INFO *ex_info ATTRIBUTE_UNUSED,
int start,
int length,
int word_length,
unsigned char *bufp,
bfd_vma pc ATTRIBUTE_UNUSED)
{
unsigned long x;
int shift;
#if 0
int big_p = CGEN_CPU_INSN_ENDIAN (cd) == CGEN_ENDIAN_BIG;
#endif
x = cgen_get_insn_value (cd, bufp, word_length);
if (CGEN_INSN_LSB0_P)
shift = (start + 1) - length;
else
shift = (word_length - (start + length));
return x >> shift;
}
#endif
static int
extract_normal (CGEN_CPU_DESC cd,
#if ! CGEN_INT_INSN_P
CGEN_EXTRACT_INFO *ex_info,
#else
CGEN_EXTRACT_INFO *ex_info ATTRIBUTE_UNUSED,
#endif
CGEN_INSN_INT insn_value,
unsigned int attrs,
unsigned int word_offset,
unsigned int start,
unsigned int length,
unsigned int word_length,
unsigned int total_length,
#if ! CGEN_INT_INSN_P
bfd_vma pc,
#else
bfd_vma pc ATTRIBUTE_UNUSED,
#endif
long *valuep)
{
long value, mask;
if (length == 0)
{
*valuep = 0;
return 1;
}
#if 0
if (CGEN_INT_INSN_P
&& word_offset != 0)
abort ();
#endif
if (word_length > 32)
abort ();
if (cd->min_insn_bitsize < cd->base_insn_bitsize)
{
if (word_offset == 0
&& word_length > total_length)
word_length = total_length;
}
if (CGEN_INT_INSN_P || (word_offset == 0 && word_length == total_length))
{
if (CGEN_INSN_LSB0_P)
value = insn_value >> ((word_offset + start + 1) - length);
else
value = insn_value >> (total_length - ( word_offset + start + length));
}
#if ! CGEN_INT_INSN_P
else
{
unsigned char *bufp = ex_info->insn_bytes + word_offset / 8;
if (word_length > 32)
abort ();
if (fill_cache (cd, ex_info, word_offset / 8, word_length / 8, pc) == 0)
return 0;
value = extract_1 (cd, ex_info, start, length, word_length, bufp, pc);
}
#endif
mask = (((1L << (length - 1)) - 1) << 1) | 1;
value &= mask;
if (CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGNED)
&& (value & (1L << (length - 1))))
value |= ~mask;
*valuep = value;
return 1;
}
static int
extract_insn_normal (CGEN_CPU_DESC cd,
const CGEN_INSN *insn,
CGEN_EXTRACT_INFO *ex_info,
CGEN_INSN_INT insn_value,
CGEN_FIELDS *fields,
bfd_vma pc)
{
const CGEN_SYNTAX *syntax = CGEN_INSN_SYNTAX (insn);
const CGEN_SYNTAX_CHAR_TYPE *syn;
CGEN_FIELDS_BITSIZE (fields) = CGEN_INSN_BITSIZE (insn);
CGEN_INIT_EXTRACT (cd);
for (syn = CGEN_SYNTAX_STRING (syntax); *syn; ++syn)
{
int length;
if (CGEN_SYNTAX_CHAR_P (*syn))
continue;
length = (* cd->extract_operand) (cd, CGEN_SYNTAX_FIELD (*syn),
ex_info, insn_value, fields, pc);
if (length <= 0)
return length;
}
return CGEN_INSN_BITSIZE (insn);
}
const char * iq2000_cgen_insert_operand
PARAMS ((CGEN_CPU_DESC, int, CGEN_FIELDS *, CGEN_INSN_BYTES_PTR, bfd_vma));
const char *
iq2000_cgen_insert_operand (cd, opindex, fields, buffer, pc)
CGEN_CPU_DESC cd;
int opindex;
CGEN_FIELDS * fields;
CGEN_INSN_BYTES_PTR buffer;
bfd_vma pc ATTRIBUTE_UNUSED;
{
const char * errmsg = NULL;
unsigned int total_length = CGEN_FIELDS_BITSIZE (fields);
switch (opindex)
{
case IQ2000_OPERAND_BASE :
errmsg = insert_normal (cd, fields->f_rs, 0, 0, 25, 5, 32, total_length, buffer);
break;
case IQ2000_OPERAND_BASEOFF :
errmsg = insert_normal (cd, fields->f_imm, 0, 0, 15, 16, 32, total_length, buffer);
break;
case IQ2000_OPERAND_BITNUM :
errmsg = insert_normal (cd, fields->f_rt, 0, 0, 20, 5, 32, total_length, buffer);
break;
case IQ2000_OPERAND_BYTECOUNT :
errmsg = insert_normal (cd, fields->f_bytecount, 0, 0, 7, 8, 32, total_length, buffer);
break;
case IQ2000_OPERAND_CAM_Y :
errmsg = insert_normal (cd, fields->f_cam_y, 0, 0, 2, 3, 32, total_length, buffer);
break;
case IQ2000_OPERAND_CAM_Z :
errmsg = insert_normal (cd, fields->f_cam_z, 0, 0, 5, 3, 32, total_length, buffer);
break;
case IQ2000_OPERAND_CM_3FUNC :
errmsg = insert_normal (cd, fields->f_cm_3func, 0, 0, 5, 3, 32, total_length, buffer);
break;
case IQ2000_OPERAND_CM_3Z :
errmsg = insert_normal (cd, fields->f_cm_3z, 0, 0, 1, 2, 32, total_length, buffer);
break;
case IQ2000_OPERAND_CM_4FUNC :
errmsg = insert_normal (cd, fields->f_cm_4func, 0, 0, 5, 4, 32, total_length, buffer);
break;
case IQ2000_OPERAND_CM_4Z :
errmsg = insert_normal (cd, fields->f_cm_4z, 0, 0, 2, 3, 32, total_length, buffer);
break;
case IQ2000_OPERAND_COUNT :
errmsg = insert_normal (cd, fields->f_count, 0, 0, 15, 7, 32, total_length, buffer);
break;
case IQ2000_OPERAND_EXECODE :
errmsg = insert_normal (cd, fields->f_excode, 0, 0, 25, 20, 32, total_length, buffer);
break;
case IQ2000_OPERAND_F_INDEX :
errmsg = insert_normal (cd, fields->f_index, 0, 0, 8, 9, 32, total_length, buffer);
break;
case IQ2000_OPERAND_HI16 :
errmsg = insert_normal (cd, fields->f_imm, 0, 0, 15, 16, 32, total_length, buffer);
break;
case IQ2000_OPERAND_IMM :
errmsg = insert_normal (cd, fields->f_imm, 0, 0, 15, 16, 32, total_length, buffer);
break;
case IQ2000_OPERAND_JMPTARG :
{
long value = fields->f_jtarg;
value = ((unsigned int) (((value) & (262143))) >> (2));
errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_ABS_ADDR), 0, 15, 16, 32, total_length, buffer);
}
break;
case IQ2000_OPERAND_JMPTARGQ10 :
{
long value = fields->f_jtargq10;
value = ((unsigned int) (((value) & (8388607))) >> (2));
errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_ABS_ADDR), 0, 20, 21, 32, total_length, buffer);
}
break;
case IQ2000_OPERAND_LO16 :
errmsg = insert_normal (cd, fields->f_imm, 0, 0, 15, 16, 32, total_length, buffer);
break;
case IQ2000_OPERAND_MASK :
errmsg = insert_normal (cd, fields->f_mask, 0, 0, 9, 4, 32, total_length, buffer);
break;
case IQ2000_OPERAND_MASKL :
errmsg = insert_normal (cd, fields->f_maskl, 0, 0, 4, 5, 32, total_length, buffer);
break;
case IQ2000_OPERAND_MASKQ10 :
errmsg = insert_normal (cd, fields->f_maskq10, 0, 0, 10, 5, 32, total_length, buffer);
break;
case IQ2000_OPERAND_MASKR :
errmsg = insert_normal (cd, fields->f_rs, 0, 0, 25, 5, 32, total_length, buffer);
break;
case IQ2000_OPERAND_MLO16 :
errmsg = insert_normal (cd, fields->f_imm, 0, 0, 15, 16, 32, total_length, buffer);
break;
case IQ2000_OPERAND_OFFSET :
{
long value = fields->f_offset;
value = ((int) (((value) - (pc))) >> (2));
errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 15, 16, 32, total_length, buffer);
}
break;
case IQ2000_OPERAND_RD :
errmsg = insert_normal (cd, fields->f_rd, 0, 0, 15, 5, 32, total_length, buffer);
break;
case IQ2000_OPERAND_RD_RS :
{
{
FLD (f_rd) = FLD (f_rd_rs);
FLD (f_rs) = FLD (f_rd_rs);
}
errmsg = insert_normal (cd, fields->f_rd, 0, 0, 15, 5, 32, total_length, buffer);
if (errmsg)
break;
errmsg = insert_normal (cd, fields->f_rs, 0, 0, 25, 5, 32, total_length, buffer);
if (errmsg)
break;
}
break;
case IQ2000_OPERAND_RD_RT :
{
{
FLD (f_rd) = FLD (f_rd_rt);
FLD (f_rt) = FLD (f_rd_rt);
}
errmsg = insert_normal (cd, fields->f_rd, 0, 0, 15, 5, 32, total_length, buffer);
if (errmsg)
break;
errmsg = insert_normal (cd, fields->f_rt, 0, 0, 20, 5, 32, total_length, buffer);
if (errmsg)
break;
}
break;
case IQ2000_OPERAND_RS :
errmsg = insert_normal (cd, fields->f_rs, 0, 0, 25, 5, 32, total_length, buffer);
break;
case IQ2000_OPERAND_RT :
errmsg = insert_normal (cd, fields->f_rt, 0, 0, 20, 5, 32, total_length, buffer);
break;
case IQ2000_OPERAND_RT_RS :
{
{
FLD (f_rt) = FLD (f_rt_rs);
FLD (f_rs) = FLD (f_rt_rs);
}
errmsg = insert_normal (cd, fields->f_rt, 0, 0, 20, 5, 32, total_length, buffer);
if (errmsg)
break;
errmsg = insert_normal (cd, fields->f_rs, 0, 0, 25, 5, 32, total_length, buffer);
if (errmsg)
break;
}
break;
case IQ2000_OPERAND_SHAMT :
errmsg = insert_normal (cd, fields->f_shamt, 0, 0, 10, 5, 32, total_length, buffer);
break;
default :
fprintf (stderr, _("Unrecognized field %d while building insn.\n"),
opindex);
abort ();
}
return errmsg;
}
int iq2000_cgen_extract_operand
PARAMS ((CGEN_CPU_DESC, int, CGEN_EXTRACT_INFO *, CGEN_INSN_INT,
CGEN_FIELDS *, bfd_vma));
int
iq2000_cgen_extract_operand (cd, opindex, ex_info, insn_value, fields, pc)
CGEN_CPU_DESC cd;
int opindex;
CGEN_EXTRACT_INFO *ex_info;
CGEN_INSN_INT insn_value;
CGEN_FIELDS * fields;
bfd_vma pc;
{
int length = 1;
unsigned int total_length = CGEN_FIELDS_BITSIZE (fields);
switch (opindex)
{
case IQ2000_OPERAND_BASE :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 25, 5, 32, total_length, pc, & fields->f_rs);
break;
case IQ2000_OPERAND_BASEOFF :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 16, 32, total_length, pc, & fields->f_imm);
break;
case IQ2000_OPERAND_BITNUM :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 20, 5, 32, total_length, pc, & fields->f_rt);
break;
case IQ2000_OPERAND_BYTECOUNT :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 7, 8, 32, total_length, pc, & fields->f_bytecount);
break;
case IQ2000_OPERAND_CAM_Y :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 2, 3, 32, total_length, pc, & fields->f_cam_y);
break;
case IQ2000_OPERAND_CAM_Z :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 5, 3, 32, total_length, pc, & fields->f_cam_z);
break;
case IQ2000_OPERAND_CM_3FUNC :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 5, 3, 32, total_length, pc, & fields->f_cm_3func);
break;
case IQ2000_OPERAND_CM_3Z :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 1, 2, 32, total_length, pc, & fields->f_cm_3z);
break;
case IQ2000_OPERAND_CM_4FUNC :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 5, 4, 32, total_length, pc, & fields->f_cm_4func);
break;
case IQ2000_OPERAND_CM_4Z :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 2, 3, 32, total_length, pc, & fields->f_cm_4z);
break;
case IQ2000_OPERAND_COUNT :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 7, 32, total_length, pc, & fields->f_count);
break;
case IQ2000_OPERAND_EXECODE :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 25, 20, 32, total_length, pc, & fields->f_excode);
break;
case IQ2000_OPERAND_F_INDEX :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 9, 32, total_length, pc, & fields->f_index);
break;
case IQ2000_OPERAND_HI16 :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 16, 32, total_length, pc, & fields->f_imm);
break;
case IQ2000_OPERAND_IMM :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 16, 32, total_length, pc, & fields->f_imm);
break;
case IQ2000_OPERAND_JMPTARG :
{
long value;
length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_ABS_ADDR), 0, 15, 16, 32, total_length, pc, & value);
value = ((((pc) & (0xf0000000))) | (((value) << (2))));
fields->f_jtarg = value;
}
break;
case IQ2000_OPERAND_JMPTARGQ10 :
{
long value;
length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_ABS_ADDR), 0, 20, 21, 32, total_length, pc, & value);
value = ((((pc) & (0xf0000000))) | (((value) << (2))));
fields->f_jtargq10 = value;
}
break;
case IQ2000_OPERAND_LO16 :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 16, 32, total_length, pc, & fields->f_imm);
break;
case IQ2000_OPERAND_MASK :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 9, 4, 32, total_length, pc, & fields->f_mask);
break;
case IQ2000_OPERAND_MASKL :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 4, 5, 32, total_length, pc, & fields->f_maskl);
break;
case IQ2000_OPERAND_MASKQ10 :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 10, 5, 32, total_length, pc, & fields->f_maskq10);
break;
case IQ2000_OPERAND_MASKR :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 25, 5, 32, total_length, pc, & fields->f_rs);
break;
case IQ2000_OPERAND_MLO16 :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 16, 32, total_length, pc, & fields->f_imm);
break;
case IQ2000_OPERAND_OFFSET :
{
long value;
length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 15, 16, 32, total_length, pc, & value);
value = ((((value) << (2))) + (((pc) + (4))));
fields->f_offset = value;
}
break;
case IQ2000_OPERAND_RD :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 5, 32, total_length, pc, & fields->f_rd);
break;
case IQ2000_OPERAND_RD_RS :
{
length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 5, 32, total_length, pc, & fields->f_rd);
if (length <= 0) break;
length = extract_normal (cd, ex_info, insn_value, 0, 0, 25, 5, 32, total_length, pc, & fields->f_rs);
if (length <= 0) break;
{
FLD (f_rd_rs) = FLD (f_rs);
}
}
break;
case IQ2000_OPERAND_RD_RT :
{
length = extract_normal (cd, ex_info, insn_value, 0, 0, 15, 5, 32, total_length, pc, & fields->f_rd);
if (length <= 0) break;
length = extract_normal (cd, ex_info, insn_value, 0, 0, 20, 5, 32, total_length, pc, & fields->f_rt);
if (length <= 0) break;
{
FLD (f_rd_rt) = FLD (f_rt);
}
}
break;
case IQ2000_OPERAND_RS :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 25, 5, 32, total_length, pc, & fields->f_rs);
break;
case IQ2000_OPERAND_RT :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 20, 5, 32, total_length, pc, & fields->f_rt);
break;
case IQ2000_OPERAND_RT_RS :
{
length = extract_normal (cd, ex_info, insn_value, 0, 0, 20, 5, 32, total_length, pc, & fields->f_rt);
if (length <= 0) break;
length = extract_normal (cd, ex_info, insn_value, 0, 0, 25, 5, 32, total_length, pc, & fields->f_rs);
if (length <= 0) break;
{
FLD (f_rd_rs) = FLD (f_rs);
}
}
break;
case IQ2000_OPERAND_SHAMT :
length = extract_normal (cd, ex_info, insn_value, 0, 0, 10, 5, 32, total_length, pc, & fields->f_shamt);
break;
default :
fprintf (stderr, _("Unrecognized field %d while decoding insn.\n"),
opindex);
abort ();
}
return length;
}
cgen_insert_fn * const iq2000_cgen_insert_handlers[] =
{
insert_insn_normal,
};
cgen_extract_fn * const iq2000_cgen_extract_handlers[] =
{
extract_insn_normal,
};
int iq2000_cgen_get_int_operand
PARAMS ((CGEN_CPU_DESC, int, const CGEN_FIELDS *));
bfd_vma iq2000_cgen_get_vma_operand
PARAMS ((CGEN_CPU_DESC, int, const CGEN_FIELDS *));
int
iq2000_cgen_get_int_operand (cd, opindex, fields)
CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
int opindex;
const CGEN_FIELDS * fields;
{
int value;
switch (opindex)
{
case IQ2000_OPERAND_BASE :
value = fields->f_rs;
break;
case IQ2000_OPERAND_BASEOFF :
value = fields->f_imm;
break;
case IQ2000_OPERAND_BITNUM :
value = fields->f_rt;
break;
case IQ2000_OPERAND_BYTECOUNT :
value = fields->f_bytecount;
break;
case IQ2000_OPERAND_CAM_Y :
value = fields->f_cam_y;
break;
case IQ2000_OPERAND_CAM_Z :
value = fields->f_cam_z;
break;
case IQ2000_OPERAND_CM_3FUNC :
value = fields->f_cm_3func;
break;
case IQ2000_OPERAND_CM_3Z :
value = fields->f_cm_3z;
break;
case IQ2000_OPERAND_CM_4FUNC :
value = fields->f_cm_4func;
break;
case IQ2000_OPERAND_CM_4Z :
value = fields->f_cm_4z;
break;
case IQ2000_OPERAND_COUNT :
value = fields->f_count;
break;
case IQ2000_OPERAND_EXECODE :
value = fields->f_excode;
break;
case IQ2000_OPERAND_F_INDEX :
value = fields->f_index;
break;
case IQ2000_OPERAND_HI16 :
value = fields->f_imm;
break;
case IQ2000_OPERAND_IMM :
value = fields->f_imm;
break;
case IQ2000_OPERAND_JMPTARG :
value = fields->f_jtarg;
break;
case IQ2000_OPERAND_JMPTARGQ10 :
value = fields->f_jtargq10;
break;
case IQ2000_OPERAND_LO16 :
value = fields->f_imm;
break;
case IQ2000_OPERAND_MASK :
value = fields->f_mask;
break;
case IQ2000_OPERAND_MASKL :
value = fields->f_maskl;
break;
case IQ2000_OPERAND_MASKQ10 :
value = fields->f_maskq10;
break;
case IQ2000_OPERAND_MASKR :
value = fields->f_rs;
break;
case IQ2000_OPERAND_MLO16 :
value = fields->f_imm;
break;
case IQ2000_OPERAND_OFFSET :
value = fields->f_offset;
break;
case IQ2000_OPERAND_RD :
value = fields->f_rd;
break;
case IQ2000_OPERAND_RD_RS :
value = fields->f_rd_rs;
break;
case IQ2000_OPERAND_RD_RT :
value = fields->f_rd_rt;
break;
case IQ2000_OPERAND_RS :
value = fields->f_rs;
break;
case IQ2000_OPERAND_RT :
value = fields->f_rt;
break;
case IQ2000_OPERAND_RT_RS :
value = fields->f_rt_rs;
break;
case IQ2000_OPERAND_SHAMT :
value = fields->f_shamt;
break;
default :
fprintf (stderr, _("Unrecognized field %d while getting int operand.\n"),
opindex);
abort ();
}
return value;
}
bfd_vma
iq2000_cgen_get_vma_operand (cd, opindex, fields)
CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
int opindex;
const CGEN_FIELDS * fields;
{
bfd_vma value;
switch (opindex)
{
case IQ2000_OPERAND_BASE :
value = fields->f_rs;
break;
case IQ2000_OPERAND_BASEOFF :
value = fields->f_imm;
break;
case IQ2000_OPERAND_BITNUM :
value = fields->f_rt;
break;
case IQ2000_OPERAND_BYTECOUNT :
value = fields->f_bytecount;
break;
case IQ2000_OPERAND_CAM_Y :
value = fields->f_cam_y;
break;
case IQ2000_OPERAND_CAM_Z :
value = fields->f_cam_z;
break;
case IQ2000_OPERAND_CM_3FUNC :
value = fields->f_cm_3func;
break;
case IQ2000_OPERAND_CM_3Z :
value = fields->f_cm_3z;
break;
case IQ2000_OPERAND_CM_4FUNC :
value = fields->f_cm_4func;
break;
case IQ2000_OPERAND_CM_4Z :
value = fields->f_cm_4z;
break;
case IQ2000_OPERAND_COUNT :
value = fields->f_count;
break;
case IQ2000_OPERAND_EXECODE :
value = fields->f_excode;
break;
case IQ2000_OPERAND_F_INDEX :
value = fields->f_index;
break;
case IQ2000_OPERAND_HI16 :
value = fields->f_imm;
break;
case IQ2000_OPERAND_IMM :
value = fields->f_imm;
break;
case IQ2000_OPERAND_JMPTARG :
value = fields->f_jtarg;
break;
case IQ2000_OPERAND_JMPTARGQ10 :
value = fields->f_jtargq10;
break;
case IQ2000_OPERAND_LO16 :
value = fields->f_imm;
break;
case IQ2000_OPERAND_MASK :
value = fields->f_mask;
break;
case IQ2000_OPERAND_MASKL :
value = fields->f_maskl;
break;
case IQ2000_OPERAND_MASKQ10 :
value = fields->f_maskq10;
break;
case IQ2000_OPERAND_MASKR :
value = fields->f_rs;
break;
case IQ2000_OPERAND_MLO16 :
value = fields->f_imm;
break;
case IQ2000_OPERAND_OFFSET :
value = fields->f_offset;
break;
case IQ2000_OPERAND_RD :
value = fields->f_rd;
break;
case IQ2000_OPERAND_RD_RS :
value = fields->f_rd_rs;
break;
case IQ2000_OPERAND_RD_RT :
value = fields->f_rd_rt;
break;
case IQ2000_OPERAND_RS :
value = fields->f_rs;
break;
case IQ2000_OPERAND_RT :
value = fields->f_rt;
break;
case IQ2000_OPERAND_RT_RS :
value = fields->f_rt_rs;
break;
case IQ2000_OPERAND_SHAMT :
value = fields->f_shamt;
break;
default :
fprintf (stderr, _("Unrecognized field %d while getting vma operand.\n"),
opindex);
abort ();
}
return value;
}
void iq2000_cgen_set_int_operand
PARAMS ((CGEN_CPU_DESC, int, CGEN_FIELDS *, int));
void iq2000_cgen_set_vma_operand
PARAMS ((CGEN_CPU_DESC, int, CGEN_FIELDS *, bfd_vma));
void
iq2000_cgen_set_int_operand (cd, opindex, fields, value)
CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
int opindex;
CGEN_FIELDS * fields;
int value;
{
switch (opindex)
{
case IQ2000_OPERAND_BASE :
fields->f_rs = value;
break;
case IQ2000_OPERAND_BASEOFF :
fields->f_imm = value;
break;
case IQ2000_OPERAND_BITNUM :
fields->f_rt = value;
break;
case IQ2000_OPERAND_BYTECOUNT :
fields->f_bytecount = value;
break;
case IQ2000_OPERAND_CAM_Y :
fields->f_cam_y = value;
break;
case IQ2000_OPERAND_CAM_Z :
fields->f_cam_z = value;
break;
case IQ2000_OPERAND_CM_3FUNC :
fields->f_cm_3func = value;
break;
case IQ2000_OPERAND_CM_3Z :
fields->f_cm_3z = value;
break;
case IQ2000_OPERAND_CM_4FUNC :
fields->f_cm_4func = value;
break;
case IQ2000_OPERAND_CM_4Z :
fields->f_cm_4z = value;
break;
case IQ2000_OPERAND_COUNT :
fields->f_count = value;
break;
case IQ2000_OPERAND_EXECODE :
fields->f_excode = value;
break;
case IQ2000_OPERAND_F_INDEX :
fields->f_index = value;
break;
case IQ2000_OPERAND_HI16 :
fields->f_imm = value;
break;
case IQ2000_OPERAND_IMM :
fields->f_imm = value;
break;
case IQ2000_OPERAND_JMPTARG :
fields->f_jtarg = value;
break;
case IQ2000_OPERAND_JMPTARGQ10 :
fields->f_jtargq10 = value;
break;
case IQ2000_OPERAND_LO16 :
fields->f_imm = value;
break;
case IQ2000_OPERAND_MASK :
fields->f_mask = value;
break;
case IQ2000_OPERAND_MASKL :
fields->f_maskl = value;
break;
case IQ2000_OPERAND_MASKQ10 :
fields->f_maskq10 = value;
break;
case IQ2000_OPERAND_MASKR :
fields->f_rs = value;
break;
case IQ2000_OPERAND_MLO16 :
fields->f_imm = value;
break;
case IQ2000_OPERAND_OFFSET :
fields->f_offset = value;
break;
case IQ2000_OPERAND_RD :
fields->f_rd = value;
break;
case IQ2000_OPERAND_RD_RS :
fields->f_rd_rs = value;
break;
case IQ2000_OPERAND_RD_RT :
fields->f_rd_rt = value;
break;
case IQ2000_OPERAND_RS :
fields->f_rs = value;
break;
case IQ2000_OPERAND_RT :
fields->f_rt = value;
break;
case IQ2000_OPERAND_RT_RS :
fields->f_rt_rs = value;
break;
case IQ2000_OPERAND_SHAMT :
fields->f_shamt = value;
break;
default :
fprintf (stderr, _("Unrecognized field %d while setting int operand.\n"),
opindex);
abort ();
}
}
void
iq2000_cgen_set_vma_operand (cd, opindex, fields, value)
CGEN_CPU_DESC cd ATTRIBUTE_UNUSED;
int opindex;
CGEN_FIELDS * fields;
bfd_vma value;
{
switch (opindex)
{
case IQ2000_OPERAND_BASE :
fields->f_rs = value;
break;
case IQ2000_OPERAND_BASEOFF :
fields->f_imm = value;
break;
case IQ2000_OPERAND_BITNUM :
fields->f_rt = value;
break;
case IQ2000_OPERAND_BYTECOUNT :
fields->f_bytecount = value;
break;
case IQ2000_OPERAND_CAM_Y :
fields->f_cam_y = value;
break;
case IQ2000_OPERAND_CAM_Z :
fields->f_cam_z = value;
break;
case IQ2000_OPERAND_CM_3FUNC :
fields->f_cm_3func = value;
break;
case IQ2000_OPERAND_CM_3Z :
fields->f_cm_3z = value;
break;
case IQ2000_OPERAND_CM_4FUNC :
fields->f_cm_4func = value;
break;
case IQ2000_OPERAND_CM_4Z :
fields->f_cm_4z = value;
break;
case IQ2000_OPERAND_COUNT :
fields->f_count = value;
break;
case IQ2000_OPERAND_EXECODE :
fields->f_excode = value;
break;
case IQ2000_OPERAND_F_INDEX :
fields->f_index = value;
break;
case IQ2000_OPERAND_HI16 :
fields->f_imm = value;
break;
case IQ2000_OPERAND_IMM :
fields->f_imm = value;
break;
case IQ2000_OPERAND_JMPTARG :
fields->f_jtarg = value;
break;
case IQ2000_OPERAND_JMPTARGQ10 :
fields->f_jtargq10 = value;
break;
case IQ2000_OPERAND_LO16 :
fields->f_imm = value;
break;
case IQ2000_OPERAND_MASK :
fields->f_mask = value;
break;
case IQ2000_OPERAND_MASKL :
fields->f_maskl = value;
break;
case IQ2000_OPERAND_MASKQ10 :
fields->f_maskq10 = value;
break;
case IQ2000_OPERAND_MASKR :
fields->f_rs = value;
break;
case IQ2000_OPERAND_MLO16 :
fields->f_imm = value;
break;
case IQ2000_OPERAND_OFFSET :
fields->f_offset = value;
break;
case IQ2000_OPERAND_RD :
fields->f_rd = value;
break;
case IQ2000_OPERAND_RD_RS :
fields->f_rd_rs = value;
break;
case IQ2000_OPERAND_RD_RT :
fields->f_rd_rt = value;
break;
case IQ2000_OPERAND_RS :
fields->f_rs = value;
break;
case IQ2000_OPERAND_RT :
fields->f_rt = value;
break;
case IQ2000_OPERAND_RT_RS :
fields->f_rt_rs = value;
break;
case IQ2000_OPERAND_SHAMT :
fields->f_shamt = value;
break;
default :
fprintf (stderr, _("Unrecognized field %d while setting vma operand.\n"),
opindex);
abort ();
}
}
void
iq2000_cgen_init_ibld_table (cd)
CGEN_CPU_DESC cd;
{
cd->insert_handlers = & iq2000_cgen_insert_handlers[0];
cd->extract_handlers = & iq2000_cgen_extract_handlers[0];
cd->insert_operand = iq2000_cgen_insert_operand;
cd->extract_operand = iq2000_cgen_extract_operand;
cd->get_int_operand = iq2000_cgen_get_int_operand;
cd->set_int_operand = iq2000_cgen_set_int_operand;
cd->get_vma_operand = iq2000_cgen_get_vma_operand;
cd->set_vma_operand = iq2000_cgen_set_vma_operand;
}