/** -*-c-*-
  This file contains instruction information for yarv instruction sequence.
  
  ----
  This file is auto generated by insns2vm.rb
  DO NOT TOUCH!
  
  If you want to fix something, you must edit 'template/insns_info.inc.tmpl'
  or insns2vm.rb
 */

<%= insn_type_chars %>

static char *insn_name_info[] = {
<%= insn_names %>
};

static char *insn_operand_info[] = {
<%= operands_info %>
};

static int insn_len_info[] = {
<%= operands_num_info %>
};

#ifdef USE_INSN_RET_NUM
static int insn_stack_push_num_info[] = {
<%= stack_num_info %>
};
#endif

#ifdef USE_INSN_STACK_INCREASE
static int
insn_stack_increase(int depth, int insn, VALUE *opes)
{
  switch(insn){
<%= stack_increase %>
  default:
    rb_bug("insn_sp_increase: unreachable");
  }
  return 0;
}
#endif

/* some utilities */

static int
insn_len(int insn)
{
  return insn_len_info[insn];
}

static char *
insn_name(int insn)
{
  return insn_name_info[insn];
}

static char *
insn_op_types(int insn)
{
  return insn_operand_info[insn];
}

static int
insn_op_type(int insn, int pos)
{
  int len = insn_len(insn) - 1;
  if(pos < len){
    return insn_operand_info[insn][pos];
  }
  else{
    return 0;
  }
}

#ifdef USE_INSN_RET_NUM
static int
insn_ret_num(int insn)
{
  return insn_stack_push_num_info[insn];
}
#endif