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cell-binutils  2.17cvs20070401
Defines | Functions | Variables
xstormy16-ibld.c File Reference
#include "sysdep.h"
#include <stdio.h>
#include "ansidecl.h"
#include "dis-asm.h"
#include "bfd.h"
#include "symcat.h"
#include "xstormy16-desc.h"
#include "xstormy16-opc.h"
#include "opintl.h"
#include "safe-ctype.h"

Go to the source code of this file.

Defines

#define min(a, b)   ((a) < (b) ? (a) : (b))
#define max(a, b)   ((a) > (b) ? (a) : (b))
#define FLD(f)   (fields->f)

Functions

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)
static void put_insn_int_value (CGEN_CPU_DESC, CGEN_INSN_BYTES_PTR, int, int, CGEN_INSN_INT)
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)
static int extract_normal (CGEN_CPU_DESC cd, CGEN_EXTRACT_INFO *ex_info ATTRIBUTE_UNUSED, 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, bfd_vma pc ATTRIBUTE_UNUSED, long *valuep)
const char * xstormy16_cgen_insert_operand (CGEN_CPU_DESC, int, CGEN_FIELDS *, CGEN_INSN_BYTES_PTR, bfd_vma)
const char * xstormy16_cgen_insert_operand (CGEN_CPU_DESC cd, int opindex, CGEN_FIELDS *fields, CGEN_INSN_BYTES_PTR buffer, bfd_vma pc ATTRIBUTE_UNUSED)
int xstormy16_cgen_extract_operand (CGEN_CPU_DESC, int, CGEN_EXTRACT_INFO *, CGEN_INSN_INT, CGEN_FIELDS *, bfd_vma)
int xstormy16_cgen_get_int_operand (CGEN_CPU_DESC, int, const CGEN_FIELDS *)
bfd_vma xstormy16_cgen_get_vma_operand (CGEN_CPU_DESC, int, const CGEN_FIELDS *)
int xstormy16_cgen_get_int_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, int opindex, const CGEN_FIELDS *fields)
bfd_vma xstormy16_cgen_get_vma_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, int opindex, const CGEN_FIELDS *fields)
void xstormy16_cgen_set_int_operand (CGEN_CPU_DESC, int, CGEN_FIELDS *, int)
void xstormy16_cgen_set_vma_operand (CGEN_CPU_DESC, int, CGEN_FIELDS *, bfd_vma)
void xstormy16_cgen_set_int_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, int opindex, CGEN_FIELDS *fields, int value)
void xstormy16_cgen_set_vma_operand (CGEN_CPU_DESC cd ATTRIBUTE_UNUSED, int opindex, CGEN_FIELDS *fields, bfd_vma value)
void xstormy16_cgen_init_ibld_table (CGEN_CPU_DESC cd)

Variables

cgen_insert_fn *const xstormy16_cgen_insert_handlers []
cgen_extract_fn *const xstormy16_cgen_extract_handlers []

Define Documentation

#define FLD (   f)    (fields->f)

Definition at line 45 of file xstormy16-ibld.c.

#define max (   a,
  b 
)    ((a) > (b) ? (a) : (b))

Definition at line 42 of file xstormy16-ibld.c.

#define min (   a,
  b 
)    ((a) < (b) ? (a) : (b))

Definition at line 40 of file xstormy16-ibld.c.


Function Documentation

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 
) [static]

Definition at line 506 of file xstormy16-ibld.c.

{
  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;
    }

  /* We recognized and successfully extracted this insn.  */
  return CGEN_INSN_BITSIZE (insn);
}

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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]
static int extract_normal ( CGEN_CPU_DESC  cd,
CGEN_EXTRACT_INFO *ex_info  ATTRIBUTE_UNUSED,
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,
bfd_vma pc  ATTRIBUTE_UNUSED,
long valuep 
) [static]

Definition at line 414 of file xstormy16-ibld.c.

{
  long value, mask;

  /* If LENGTH is zero, this operand doesn't contribute to the value
     so give it a standard value of zero.  */
  if (length == 0)
    {
      *valuep = 0;
      return 1;
    }

  if (word_length > 32)
    abort ();

  /* For architectures with insns smaller than the insn-base-bitsize,
     word_length may be too big.  */
  if (cd->min_insn_bitsize < cd->base_insn_bitsize)
    {
      if (word_offset + word_length > total_length)
       word_length = total_length - word_offset;
    }

  /* Does the value reside in INSN_VALUE, and at the right alignment?  */

  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 /* ! CGEN_INT_INSN_P */

  /* Written this way to avoid undefined behaviour.  */
  mask = (((1L << (length - 1)) - 1) << 1) | 1;

  value &= mask;
  /* sign extend? */
  if (CGEN_BOOL_ATTR (attrs, CGEN_IFLD_SIGNED)
      && (value & (1L << (length - 1))))
    value |= ~mask;

  *valuep = value;

  return 1;
}

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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 
) [static]

Definition at line 240 of file xstormy16-ibld.c.

{
  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 we're recording insns as numbers (rather than a string of bytes),
     target byte order handling is deferred until later.  */

#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 /* ! CGEN_INT_INSN_P */

  /* ??? It would be better to scan the format's fields.
     Still need to be able to insert a value based on the operand though;
     e.g. storing a branch displacement that got resolved later.
     Needs more thought first.  */

  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;
}

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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]

Definition at line 122 of file xstormy16-ibld.c.

{
  static char errbuf[100];
  /* Written this way to avoid undefined behaviour.  */
  unsigned long mask = (((1L << (length - 1)) - 1) << 1) | 1;

  /* If LENGTH is zero, this operand doesn't contribute to the value.  */
  if (length == 0)
    return NULL;

  if (word_length > 32)
    abort ();

  /* For architectures with insns smaller than the base-insn-bitsize,
     word_length may be too big.  */
  if (cd->min_insn_bitsize < cd->base_insn_bitsize)
    {
      if (word_offset == 0
         && word_length > total_length)
       word_length = total_length;
    }

  /* Ensure VALUE will fit.  */
  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)
       {
         /* xgettext:c-format */
         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;
      unsigned long val = (unsigned long) value;

      /* For hosts with a word size > 32 check to see if value has been sign
        extended beyond 32 bits.  If so then ignore these higher sign bits
        as the user is attempting to store a 32-bit signed value into an
        unsigned 32-bit field which is allowed.  */
      if (sizeof (unsigned long) > 4 && ((value >> 32) == -1))
       val &= 0xFFFFFFFF;

      if (val > maxval)
       {
         /* xgettext:c-format */
         sprintf (errbuf,
                 _("operand out of range (0x%lx not between 0 and 0x%lx)"),
                 val, 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
              /* xgettext:c-format */
              (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 /* ! CGEN_INT_INSN_P */

  {
    unsigned char *bufp = (unsigned char *) buffer + word_offset / 8;

    insert_1 (cd, value, start, length, word_length, bufp);
  }

#endif /* ! CGEN_INT_INSN_P */

  return NULL;
}

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static void put_insn_int_value ( CGEN_CPU_DESC  ,
CGEN_INSN_BYTES_PTR  ,
int  ,
int  ,
CGEN_INSN_INT   
) [static]
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 
) [static]

Definition at line 295 of file xstormy16-ibld.c.

{
  /* For architectures with insns smaller than the base-insn-bitsize,
     length may be too big.  */
  if (length > insn_length)
    *buf = value;
  else
    {
      int shift = insn_length - length;
      /* Written this way to avoid undefined behaviour.  */
      CGEN_INSN_INT mask = (((1L << (length - 1)) - 1) << 1) | 1;

      *buf = (*buf & ~(mask << shift)) | ((value & mask) << shift);
    }
}
int xstormy16_cgen_extract_operand ( CGEN_CPU_DESC  cd,
int  opindex,
CGEN_EXTRACT_INFO ex_info,
CGEN_INSN_INT  insn_value,
CGEN_FIELDS *  fields,
bfd_vma  pc 
)

Definition at line 701 of file xstormy16-ibld.c.

{
  /* Assume success (for those operands that are nops).  */
  int length = 1;
  unsigned int total_length = CGEN_FIELDS_BITSIZE (fields);

  switch (opindex)
    {
    case XSTORMY16_OPERAND_RB :
      length = extract_normal (cd, ex_info, insn_value, 0, 0, 17, 3, 32, total_length, pc, & fields->f_Rb);
      break;
    case XSTORMY16_OPERAND_RBJ :
      length = extract_normal (cd, ex_info, insn_value, 0, 0, 11, 1, 32, total_length, pc, & fields->f_Rbj);
      break;
    case XSTORMY16_OPERAND_RD :
      length = extract_normal (cd, ex_info, insn_value, 0, 0, 12, 4, 32, total_length, pc, & fields->f_Rd);
      break;
    case XSTORMY16_OPERAND_RDM :
      length = extract_normal (cd, ex_info, insn_value, 0, 0, 13, 3, 32, total_length, pc, & fields->f_Rdm);
      break;
    case XSTORMY16_OPERAND_RM :
      length = extract_normal (cd, ex_info, insn_value, 0, 0, 4, 3, 32, total_length, pc, & fields->f_Rm);
      break;
    case XSTORMY16_OPERAND_RS :
      length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 4, 32, total_length, pc, & fields->f_Rs);
      break;
    case XSTORMY16_OPERAND_ABS24 :
      {
        length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 8, 32, total_length, pc, & fields->f_abs24_1);
        if (length <= 0) break;
        length = extract_normal (cd, ex_info, insn_value, 0, 0, 16, 16, 32, total_length, pc, & fields->f_abs24_2);
        if (length <= 0) break;
  FLD (f_abs24) = ((((FLD (f_abs24_2)) << (8))) | (FLD (f_abs24_1)));
      }
      break;
    case XSTORMY16_OPERAND_BCOND2 :
      length = extract_normal (cd, ex_info, insn_value, 0, 0, 4, 4, 32, total_length, pc, & fields->f_op2);
      break;
    case XSTORMY16_OPERAND_BCOND5 :
      length = extract_normal (cd, ex_info, insn_value, 0, 0, 16, 4, 32, total_length, pc, & fields->f_op5);
      break;
    case XSTORMY16_OPERAND_HMEM8 :
      {
        long value;
        length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_ABS_ADDR), 0, 8, 8, 32, total_length, pc, & value);
        value = ((value) + (32512));
        fields->f_hmem8 = value;
      }
      break;
    case XSTORMY16_OPERAND_IMM12 :
      length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED), 0, 20, 12, 32, total_length, pc, & fields->f_imm12);
      break;
    case XSTORMY16_OPERAND_IMM16 :
      length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGN_OPT), 0, 16, 16, 32, total_length, pc, & fields->f_imm16);
      break;
    case XSTORMY16_OPERAND_IMM2 :
      length = extract_normal (cd, ex_info, insn_value, 0, 0, 10, 2, 32, total_length, pc, & fields->f_imm2);
      break;
    case XSTORMY16_OPERAND_IMM3 :
      length = extract_normal (cd, ex_info, insn_value, 0, 0, 4, 3, 32, total_length, pc, & fields->f_imm3);
      break;
    case XSTORMY16_OPERAND_IMM3B :
      length = extract_normal (cd, ex_info, insn_value, 0, 0, 17, 3, 32, total_length, pc, & fields->f_imm3b);
      break;
    case XSTORMY16_OPERAND_IMM4 :
      length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 4, 32, total_length, pc, & fields->f_imm4);
      break;
    case XSTORMY16_OPERAND_IMM8 :
      length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 8, 32, total_length, pc, & fields->f_imm8);
      break;
    case XSTORMY16_OPERAND_IMM8SMALL :
      length = extract_normal (cd, ex_info, insn_value, 0, 0, 8, 8, 32, total_length, pc, & fields->f_imm8);
      break;
    case XSTORMY16_OPERAND_LMEM8 :
      length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_ABS_ADDR), 0, 8, 8, 32, total_length, pc, & fields->f_lmem8);
      break;
    case XSTORMY16_OPERAND_REL12 :
      {
        long value;
        length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 20, 12, 32, total_length, pc, & value);
        value = ((value) + (((pc) + (4))));
        fields->f_rel12 = value;
      }
      break;
    case XSTORMY16_OPERAND_REL12A :
      {
        long value;
        length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 4, 11, 32, total_length, pc, & value);
        value = ((((value) << (1))) + (((pc) + (2))));
        fields->f_rel12a = value;
      }
      break;
    case XSTORMY16_OPERAND_REL8_2 :
      {
        long value;
        length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 8, 8, 32, total_length, pc, & value);
        value = ((value) + (((pc) + (2))));
        fields->f_rel8_2 = value;
      }
      break;
    case XSTORMY16_OPERAND_REL8_4 :
      {
        long value;
        length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 8, 8, 32, total_length, pc, & value);
        value = ((value) + (((pc) + (4))));
        fields->f_rel8_4 = value;
      }
      break;
    case XSTORMY16_OPERAND_WS2 :
      length = extract_normal (cd, ex_info, insn_value, 0, 0, 7, 1, 32, total_length, pc, & fields->f_op2m);
      break;

    default :
      /* xgettext:c-format */
      fprintf (stderr, _("Unrecognized field %d while decoding insn.\n"),
              opindex);
      abort ();
    }

  return length;
}

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int xstormy16_cgen_get_int_operand ( CGEN_CPU_DESC  ,
int  ,
const CGEN_FIELDS *   
)

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int xstormy16_cgen_get_int_operand ( CGEN_CPU_DESC cd  ATTRIBUTE_UNUSED,
int  opindex,
const CGEN_FIELDS *  fields 
)

Definition at line 847 of file xstormy16-ibld.c.

{
  int value;

  switch (opindex)
    {
    case XSTORMY16_OPERAND_RB :
      value = fields->f_Rb;
      break;
    case XSTORMY16_OPERAND_RBJ :
      value = fields->f_Rbj;
      break;
    case XSTORMY16_OPERAND_RD :
      value = fields->f_Rd;
      break;
    case XSTORMY16_OPERAND_RDM :
      value = fields->f_Rdm;
      break;
    case XSTORMY16_OPERAND_RM :
      value = fields->f_Rm;
      break;
    case XSTORMY16_OPERAND_RS :
      value = fields->f_Rs;
      break;
    case XSTORMY16_OPERAND_ABS24 :
      value = fields->f_abs24;
      break;
    case XSTORMY16_OPERAND_BCOND2 :
      value = fields->f_op2;
      break;
    case XSTORMY16_OPERAND_BCOND5 :
      value = fields->f_op5;
      break;
    case XSTORMY16_OPERAND_HMEM8 :
      value = fields->f_hmem8;
      break;
    case XSTORMY16_OPERAND_IMM12 :
      value = fields->f_imm12;
      break;
    case XSTORMY16_OPERAND_IMM16 :
      value = fields->f_imm16;
      break;
    case XSTORMY16_OPERAND_IMM2 :
      value = fields->f_imm2;
      break;
    case XSTORMY16_OPERAND_IMM3 :
      value = fields->f_imm3;
      break;
    case XSTORMY16_OPERAND_IMM3B :
      value = fields->f_imm3b;
      break;
    case XSTORMY16_OPERAND_IMM4 :
      value = fields->f_imm4;
      break;
    case XSTORMY16_OPERAND_IMM8 :
      value = fields->f_imm8;
      break;
    case XSTORMY16_OPERAND_IMM8SMALL :
      value = fields->f_imm8;
      break;
    case XSTORMY16_OPERAND_LMEM8 :
      value = fields->f_lmem8;
      break;
    case XSTORMY16_OPERAND_REL12 :
      value = fields->f_rel12;
      break;
    case XSTORMY16_OPERAND_REL12A :
      value = fields->f_rel12a;
      break;
    case XSTORMY16_OPERAND_REL8_2 :
      value = fields->f_rel8_2;
      break;
    case XSTORMY16_OPERAND_REL8_4 :
      value = fields->f_rel8_4;
      break;
    case XSTORMY16_OPERAND_WS2 :
      value = fields->f_op2m;
      break;

    default :
      /* xgettext:c-format */
      fprintf (stderr, _("Unrecognized field %d while getting int operand.\n"),
                     opindex);
      abort ();
  }

  return value;
}

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bfd_vma xstormy16_cgen_get_vma_operand ( CGEN_CPU_DESC cd  ATTRIBUTE_UNUSED,
int  opindex,
const CGEN_FIELDS *  fields 
)

Definition at line 939 of file xstormy16-ibld.c.

{
  bfd_vma value;

  switch (opindex)
    {
    case XSTORMY16_OPERAND_RB :
      value = fields->f_Rb;
      break;
    case XSTORMY16_OPERAND_RBJ :
      value = fields->f_Rbj;
      break;
    case XSTORMY16_OPERAND_RD :
      value = fields->f_Rd;
      break;
    case XSTORMY16_OPERAND_RDM :
      value = fields->f_Rdm;
      break;
    case XSTORMY16_OPERAND_RM :
      value = fields->f_Rm;
      break;
    case XSTORMY16_OPERAND_RS :
      value = fields->f_Rs;
      break;
    case XSTORMY16_OPERAND_ABS24 :
      value = fields->f_abs24;
      break;
    case XSTORMY16_OPERAND_BCOND2 :
      value = fields->f_op2;
      break;
    case XSTORMY16_OPERAND_BCOND5 :
      value = fields->f_op5;
      break;
    case XSTORMY16_OPERAND_HMEM8 :
      value = fields->f_hmem8;
      break;
    case XSTORMY16_OPERAND_IMM12 :
      value = fields->f_imm12;
      break;
    case XSTORMY16_OPERAND_IMM16 :
      value = fields->f_imm16;
      break;
    case XSTORMY16_OPERAND_IMM2 :
      value = fields->f_imm2;
      break;
    case XSTORMY16_OPERAND_IMM3 :
      value = fields->f_imm3;
      break;
    case XSTORMY16_OPERAND_IMM3B :
      value = fields->f_imm3b;
      break;
    case XSTORMY16_OPERAND_IMM4 :
      value = fields->f_imm4;
      break;
    case XSTORMY16_OPERAND_IMM8 :
      value = fields->f_imm8;
      break;
    case XSTORMY16_OPERAND_IMM8SMALL :
      value = fields->f_imm8;
      break;
    case XSTORMY16_OPERAND_LMEM8 :
      value = fields->f_lmem8;
      break;
    case XSTORMY16_OPERAND_REL12 :
      value = fields->f_rel12;
      break;
    case XSTORMY16_OPERAND_REL12A :
      value = fields->f_rel12a;
      break;
    case XSTORMY16_OPERAND_REL8_2 :
      value = fields->f_rel8_2;
      break;
    case XSTORMY16_OPERAND_REL8_4 :
      value = fields->f_rel8_4;
      break;
    case XSTORMY16_OPERAND_WS2 :
      value = fields->f_op2m;
      break;

    default :
      /* xgettext:c-format */
      fprintf (stderr, _("Unrecognized field %d while getting vma operand.\n"),
                     opindex);
      abort ();
  }

  return value;
}

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const char* xstormy16_cgen_insert_operand ( CGEN_CPU_DESC  ,
int  ,
CGEN_FIELDS *  ,
CGEN_INSN_BYTES_PTR  ,
bfd_vma   
)

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const char* xstormy16_cgen_insert_operand ( CGEN_CPU_DESC  cd,
int  opindex,
CGEN_FIELDS *  fields,
CGEN_INSN_BYTES_PTR  buffer,
bfd_vma pc  ATTRIBUTE_UNUSED 
)

Definition at line 557 of file xstormy16-ibld.c.

{
  const char * errmsg = NULL;
  unsigned int total_length = CGEN_FIELDS_BITSIZE (fields);

  switch (opindex)
    {
    case XSTORMY16_OPERAND_RB :
      errmsg = insert_normal (cd, fields->f_Rb, 0, 0, 17, 3, 32, total_length, buffer);
      break;
    case XSTORMY16_OPERAND_RBJ :
      errmsg = insert_normal (cd, fields->f_Rbj, 0, 0, 11, 1, 32, total_length, buffer);
      break;
    case XSTORMY16_OPERAND_RD :
      errmsg = insert_normal (cd, fields->f_Rd, 0, 0, 12, 4, 32, total_length, buffer);
      break;
    case XSTORMY16_OPERAND_RDM :
      errmsg = insert_normal (cd, fields->f_Rdm, 0, 0, 13, 3, 32, total_length, buffer);
      break;
    case XSTORMY16_OPERAND_RM :
      errmsg = insert_normal (cd, fields->f_Rm, 0, 0, 4, 3, 32, total_length, buffer);
      break;
    case XSTORMY16_OPERAND_RS :
      errmsg = insert_normal (cd, fields->f_Rs, 0, 0, 8, 4, 32, total_length, buffer);
      break;
    case XSTORMY16_OPERAND_ABS24 :
      {
{
  FLD (f_abs24_1) = ((FLD (f_abs24)) & (255));
  FLD (f_abs24_2) = ((unsigned int) (FLD (f_abs24)) >> (8));
}
        errmsg = insert_normal (cd, fields->f_abs24_1, 0, 0, 8, 8, 32, total_length, buffer);
        if (errmsg)
          break;
        errmsg = insert_normal (cd, fields->f_abs24_2, 0, 0, 16, 16, 32, total_length, buffer);
        if (errmsg)
          break;
      }
      break;
    case XSTORMY16_OPERAND_BCOND2 :
      errmsg = insert_normal (cd, fields->f_op2, 0, 0, 4, 4, 32, total_length, buffer);
      break;
    case XSTORMY16_OPERAND_BCOND5 :
      errmsg = insert_normal (cd, fields->f_op5, 0, 0, 16, 4, 32, total_length, buffer);
      break;
    case XSTORMY16_OPERAND_HMEM8 :
      {
        long value = fields->f_hmem8;
        value = ((value) - (32512));
        errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_ABS_ADDR), 0, 8, 8, 32, total_length, buffer);
      }
      break;
    case XSTORMY16_OPERAND_IMM12 :
      errmsg = insert_normal (cd, fields->f_imm12, 0|(1<<CGEN_IFLD_SIGNED), 0, 20, 12, 32, total_length, buffer);
      break;
    case XSTORMY16_OPERAND_IMM16 :
      errmsg = insert_normal (cd, fields->f_imm16, 0|(1<<CGEN_IFLD_SIGN_OPT), 0, 16, 16, 32, total_length, buffer);
      break;
    case XSTORMY16_OPERAND_IMM2 :
      errmsg = insert_normal (cd, fields->f_imm2, 0, 0, 10, 2, 32, total_length, buffer);
      break;
    case XSTORMY16_OPERAND_IMM3 :
      errmsg = insert_normal (cd, fields->f_imm3, 0, 0, 4, 3, 32, total_length, buffer);
      break;
    case XSTORMY16_OPERAND_IMM3B :
      errmsg = insert_normal (cd, fields->f_imm3b, 0, 0, 17, 3, 32, total_length, buffer);
      break;
    case XSTORMY16_OPERAND_IMM4 :
      errmsg = insert_normal (cd, fields->f_imm4, 0, 0, 8, 4, 32, total_length, buffer);
      break;
    case XSTORMY16_OPERAND_IMM8 :
      errmsg = insert_normal (cd, fields->f_imm8, 0, 0, 8, 8, 32, total_length, buffer);
      break;
    case XSTORMY16_OPERAND_IMM8SMALL :
      errmsg = insert_normal (cd, fields->f_imm8, 0, 0, 8, 8, 32, total_length, buffer);
      break;
    case XSTORMY16_OPERAND_LMEM8 :
      errmsg = insert_normal (cd, fields->f_lmem8, 0|(1<<CGEN_IFLD_ABS_ADDR), 0, 8, 8, 32, total_length, buffer);
      break;
    case XSTORMY16_OPERAND_REL12 :
      {
        long value = fields->f_rel12;
        value = ((value) - (((pc) + (4))));
        errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 20, 12, 32, total_length, buffer);
      }
      break;
    case XSTORMY16_OPERAND_REL12A :
      {
        long value = fields->f_rel12a;
        value = ((int) (((value) - (((pc) + (2))))) >> (1));
        errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 4, 11, 32, total_length, buffer);
      }
      break;
    case XSTORMY16_OPERAND_REL8_2 :
      {
        long value = fields->f_rel8_2;
        value = ((value) - (((pc) + (2))));
        errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 8, 8, 32, total_length, buffer);
      }
      break;
    case XSTORMY16_OPERAND_REL8_4 :
      {
        long value = fields->f_rel8_4;
        value = ((value) - (((pc) + (4))));
        errmsg = insert_normal (cd, value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 8, 8, 32, total_length, buffer);
      }
      break;
    case XSTORMY16_OPERAND_WS2 :
      errmsg = insert_normal (cd, fields->f_op2m, 0, 0, 7, 1, 32, total_length, buffer);
      break;

    default :
      /* xgettext:c-format */
      fprintf (stderr, _("Unrecognized field %d while building insn.\n"),
              opindex);
      abort ();
  }

  return errmsg;
}

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void xstormy16_cgen_set_int_operand ( CGEN_CPU_DESC  ,
int  ,
CGEN_FIELDS *  ,
int   
)

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void xstormy16_cgen_set_int_operand ( CGEN_CPU_DESC cd  ATTRIBUTE_UNUSED,
int  opindex,
CGEN_FIELDS *  fields,
int  value 
)

Definition at line 1039 of file xstormy16-ibld.c.

{
  switch (opindex)
    {
    case XSTORMY16_OPERAND_RB :
      fields->f_Rb = value;
      break;
    case XSTORMY16_OPERAND_RBJ :
      fields->f_Rbj = value;
      break;
    case XSTORMY16_OPERAND_RD :
      fields->f_Rd = value;
      break;
    case XSTORMY16_OPERAND_RDM :
      fields->f_Rdm = value;
      break;
    case XSTORMY16_OPERAND_RM :
      fields->f_Rm = value;
      break;
    case XSTORMY16_OPERAND_RS :
      fields->f_Rs = value;
      break;
    case XSTORMY16_OPERAND_ABS24 :
      fields->f_abs24 = value;
      break;
    case XSTORMY16_OPERAND_BCOND2 :
      fields->f_op2 = value;
      break;
    case XSTORMY16_OPERAND_BCOND5 :
      fields->f_op5 = value;
      break;
    case XSTORMY16_OPERAND_HMEM8 :
      fields->f_hmem8 = value;
      break;
    case XSTORMY16_OPERAND_IMM12 :
      fields->f_imm12 = value;
      break;
    case XSTORMY16_OPERAND_IMM16 :
      fields->f_imm16 = value;
      break;
    case XSTORMY16_OPERAND_IMM2 :
      fields->f_imm2 = value;
      break;
    case XSTORMY16_OPERAND_IMM3 :
      fields->f_imm3 = value;
      break;
    case XSTORMY16_OPERAND_IMM3B :
      fields->f_imm3b = value;
      break;
    case XSTORMY16_OPERAND_IMM4 :
      fields->f_imm4 = value;
      break;
    case XSTORMY16_OPERAND_IMM8 :
      fields->f_imm8 = value;
      break;
    case XSTORMY16_OPERAND_IMM8SMALL :
      fields->f_imm8 = value;
      break;
    case XSTORMY16_OPERAND_LMEM8 :
      fields->f_lmem8 = value;
      break;
    case XSTORMY16_OPERAND_REL12 :
      fields->f_rel12 = value;
      break;
    case XSTORMY16_OPERAND_REL12A :
      fields->f_rel12a = value;
      break;
    case XSTORMY16_OPERAND_REL8_2 :
      fields->f_rel8_2 = value;
      break;
    case XSTORMY16_OPERAND_REL8_4 :
      fields->f_rel8_4 = value;
      break;
    case XSTORMY16_OPERAND_WS2 :
      fields->f_op2m = value;
      break;

    default :
      /* xgettext:c-format */
      fprintf (stderr, _("Unrecognized field %d while setting int operand.\n"),
                     opindex);
      abort ();
  }
}

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void xstormy16_cgen_set_vma_operand ( CGEN_CPU_DESC  ,
int  ,
CGEN_FIELDS *  ,
bfd_vma   
)

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void xstormy16_cgen_set_vma_operand ( CGEN_CPU_DESC cd  ATTRIBUTE_UNUSED,
int  opindex,
CGEN_FIELDS *  fields,
bfd_vma  value 
)

Definition at line 1128 of file xstormy16-ibld.c.

{
  switch (opindex)
    {
    case XSTORMY16_OPERAND_RB :
      fields->f_Rb = value;
      break;
    case XSTORMY16_OPERAND_RBJ :
      fields->f_Rbj = value;
      break;
    case XSTORMY16_OPERAND_RD :
      fields->f_Rd = value;
      break;
    case XSTORMY16_OPERAND_RDM :
      fields->f_Rdm = value;
      break;
    case XSTORMY16_OPERAND_RM :
      fields->f_Rm = value;
      break;
    case XSTORMY16_OPERAND_RS :
      fields->f_Rs = value;
      break;
    case XSTORMY16_OPERAND_ABS24 :
      fields->f_abs24 = value;
      break;
    case XSTORMY16_OPERAND_BCOND2 :
      fields->f_op2 = value;
      break;
    case XSTORMY16_OPERAND_BCOND5 :
      fields->f_op5 = value;
      break;
    case XSTORMY16_OPERAND_HMEM8 :
      fields->f_hmem8 = value;
      break;
    case XSTORMY16_OPERAND_IMM12 :
      fields->f_imm12 = value;
      break;
    case XSTORMY16_OPERAND_IMM16 :
      fields->f_imm16 = value;
      break;
    case XSTORMY16_OPERAND_IMM2 :
      fields->f_imm2 = value;
      break;
    case XSTORMY16_OPERAND_IMM3 :
      fields->f_imm3 = value;
      break;
    case XSTORMY16_OPERAND_IMM3B :
      fields->f_imm3b = value;
      break;
    case XSTORMY16_OPERAND_IMM4 :
      fields->f_imm4 = value;
      break;
    case XSTORMY16_OPERAND_IMM8 :
      fields->f_imm8 = value;
      break;
    case XSTORMY16_OPERAND_IMM8SMALL :
      fields->f_imm8 = value;
      break;
    case XSTORMY16_OPERAND_LMEM8 :
      fields->f_lmem8 = value;
      break;
    case XSTORMY16_OPERAND_REL12 :
      fields->f_rel12 = value;
      break;
    case XSTORMY16_OPERAND_REL12A :
      fields->f_rel12a = value;
      break;
    case XSTORMY16_OPERAND_REL8_2 :
      fields->f_rel8_2 = value;
      break;
    case XSTORMY16_OPERAND_REL8_4 :
      fields->f_rel8_4 = value;
      break;
    case XSTORMY16_OPERAND_WS2 :
      fields->f_op2m = value;
      break;

    default :
      /* xgettext:c-format */
      fprintf (stderr, _("Unrecognized field %d while setting vma operand.\n"),
                     opindex);
      abort ();
  }
}

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Variable Documentation

Initial value:

Definition at line 833 of file xstormy16-ibld.c.

Initial value:

Definition at line 828 of file xstormy16-ibld.c.