Example #1
0
LISP_OBJ_PTR mult(LISP_OBJ_PTR args) {
  LISP_OBJ_PTR res = alloc_obj();
  int int_res = 1;
  float float_res = 1;
  BOOLEAN is_float = FALSE;

  while (args != nil_ptr) {
    // check to see if we should be adding floats
    if (is_float(car(args)) && !is_float) {
      float_res = int_res;
      is_float = TRUE;
    }
    // grab the proper number
    if (is_float(car(args))) {
      float_res *= float_value(car(args));
    } else if (!is_float)
      int_res *= int_value(car(args));
    else
      float_res *= int_value(car(args));
    args = cdr(args);
  }

  if (is_float) {
    form(res) = FLOAT_FORM;
    float_value(res) = float_res;
  }
  else {
    form(res) = INT_FORM;
    int_value(res) = int_res;
  }

  return res;
}
Example #2
0
LISP_OBJ_PTR eq(LISP_OBJ_PTR args) {
  LISP_OBJ_PTR current = car(args);
  LISP_OBJ_PTR to_test;
  BOOLEAN res = TRUE;

  args = cdr(args);
  while (args != nil_ptr) {
    to_test = car(args);
    if (is_int(current) && is_int(to_test))
      res = (int_value(current) == int_value(to_test));
    else if (is_int(current) && is_float(to_test))
      res = (int_value(current) == float_value(to_test));
    else if (is_float(current) && is_int(to_test))
      res = (float_value(current) == int_value(to_test));
    else
      res = (float_value(current) == float_value(to_test));

    if (!res) {
      return false_ptr;
    }
    current = to_test;
    args = cdr(args);
  }

  return true_ptr;
}
Example #3
0
LISP_OBJ_PTR divide(LISP_OBJ_PTR args) {
  LISP_OBJ_PTR res = alloc_obj();
  float float_res = 0;
  // for now, this always coerces to a float
  form(res) = FLOAT_FORM;

  if (is_float(car(args))) {
    float_res = float_value(car(args));
  } else
    float_res = int_value(car(args));
  args = cdr(args);

  if (args == nil_ptr)  {
    float_value(res) = 1 / float_res;
    return res;
  }

  // TODO: check for zero division
  while (args != nil_ptr) {
    if (is_float(car(args)))
      float_res /= float_value(car(args));
    else
      float_res /= int_value(car(args));
    args = cdr(args);
  }

  float_value(res) = float_res;
  return res;
}
Example #4
0
	/**
	 * Determines if a type is comaptible with another, for purposes of converting data. It prevents
	 * conversions that lose information.
	 * @param dest The data type being converted to
	 * @param src The data type being converted from
	 * @return True if the 'src' type can be converted to 'dest' type.
	 */
	inline bool is_compatible( data_types::enum_t dest, data_types::enum_t src ){
		//We allow free conversion between floating point types
		if( is_float( src ) )
			return is_float( dest );

		//Only allow integer conversions that can't lose data.

		if( is_signed(src) )
			return is_signed(dest) && data_types::sizes[dest] >= data_types::sizes[src];

		//We allow a unsigned -> signed conversion if the bit depth increases.
		return is_signed(dest) ? data_types::sizes[dest] > data_types::sizes[src] : data_types::sizes[dest] >= data_types::sizes[src];
	}
Example #5
0
bool is_valid_term(const char* code_line) {
    unsigned long find_index=0;
    unsigned long find_length=strlen(code_line);
    char find_char='\0';
    char term_left[VARIABLES_NAME_LENGTH]={0};
    char term_right[VARIABLES_NAME_LENGTH]={0};

    for (;find_index<find_length;++find_index) {
        find_char=*(char*)(code_line+find_index);
        if (('+'==find_char) || ('-'==find_char) || ('*'==find_char) || ('/'==find_char) || ('='==find_char) || ('<'==find_char) || ('>'==find_char)) {
            memcpy(term_left,code_line,find_index);
            memcpy(term_right,code_line+find_index+1,find_length-find_index-1);
            if (is_valid_variables_name(term_left)) {
                if (is_valid_variables_name(term_right)) {
                    return true;
                } else if (is_number(term_right)) {
                    return true;
                } else if (is_float(term_right)) {
                    return true;
                } else if (is_char(term_right)) {
                    return true;
                } else if (is_string(term_right)) {
                    return true;
                }
            }
        }
        if (('<'==find_char && '='==*(char*)(code_line+find_index+1)) || ('>'==find_char && '='==*(char*)(code_line+find_index+1) || ('<'==find_char && '>'==*(char*)(code_line+find_index+1)))) {
            memset(term_left,0,VARIABLES_NAME_LENGTH);
            memset(term_right,0,VARIABLES_NAME_LENGTH);
            memcpy(term_left,code_line,find_index);
            memcpy(term_right,code_line+find_index+2,find_length-find_index-2);
            if (is_valid_variables_name(term_left)) {
                if (is_valid_variables_name(term_right)) {
                    return true;
                } else if (is_number(term_right)) {
                    return true;
                } else if (is_float(term_right)) {
                    return true;
                } else if (is_char(term_right)) {
                    return true;
                } else if (is_string(term_right)) {
                    return true;
                }
            }
            return false;
        }
    }
    return false;
}
Example #6
0
static Lisp_Object Ldecode_float(Lisp_Object nil, Lisp_Object a)
{
    double d = float_of_number(a), neg = 1.0;
    int x;
    Lisp_Object sign;
    if (!is_float(a)) return aerror("decode-float");
    if (d < 0.0) d = -d, neg = -1.0;
    if (d == 0.0) x = 0;
    else
    {   d = frexp(d, &x);
        if (d == 1.0) d = 0.5, x++;
    }
#ifdef COMMON
    if (is_sfloat(a)) sign = make_sfloat(neg);
    else
#endif
        sign = make_boxfloat(neg, type_of_header(flthdr(a)));
    errexit();
    push(sign);
#ifdef COMMON
    if (is_sfloat(a)) a = make_sfloat(d);
    else
#endif
        a = make_boxfloat(d, type_of_header(flthdr(a)));
    pop(sign);
    errexit();
#ifdef COMMON
    mv_2 = fixnum_of_int(x);
    mv_3 = sign;
    return nvalues(a, 3);
#else
    return list3(sign, fixnum_of_int(x), a);
#endif
}
Example #7
0
int main(int argc, char** argv){
    //contains decimal point
    if(is_float(argv[1])){
	char* end;
    	errno = 0;
	double d = strtod(argv[1], &end);
	if(errno != 0 || *end != 0){
	    fprintf(stderr, "invalid floating point number %s\n", argv[1]);
	    return -1;
	}
	fp_struct fps = dissect_double(d);
	print_fps(stdout, fps);
    } else {
    //no decimal point, treat as a long
	char* end;
    	errno = 0;
	long l = strtol(argv[1], &end, 10);
	if(errno != 0 || *end != 0){
	    fprintf(stderr, "invalid long integer %s\n", argv[1]);
	    return -1;
	}
	long_struct ls = dissect_long(l);
	print_ls(stdout, ls);
    }
    return 0;
}
Example #8
0
BIF_RETTYPE is_float_1(BIF_ALIST_1)
{
    if (is_float(BIF_ARG_1)) {
	BIF_RET(am_true);
    }
    BIF_RET(am_false);
}
Example #9
0
void kitten_isf(Boxed stack, Boxed definitions) {
  assert(stack);
  assert(is_quotation(stack));
  Boxed a = pop(stack);
  push(stack, integer_new(is_float(a)));
  boxed_free(a);
}
Example #10
0
/* calculate approximate length of a printed term.  For space alloc. */
DWORD clenpterm(prolog_term term)
{
  int i, clen;

  if (is_var(term)) return 11;
  else if (is_int(term)) return 12;
  else if (is_float(term)) return 12;
  else if (is_nil(term)) return 2;
  else if (is_string(term)) return strlen(p2c_string(term))+5;
  else if (is_list(term)) {
      clen = 1;
      clen += clenpterm(p2p_car(term)) + 1;
      while (is_list(term)) {
          clen += clenpterm(p2p_car(term)) + 1;
          term = p2p_cdr(term);
      }
      if (!is_nil(term)) {
          clen += clenpterm(term) + 1;
      }
      return clen+1;
  } else if (is_functor(term)) {
      clen = strlen(p2c_functor(term))+5;
      if (p2c_arity(term) > 0) {
          clen += clenpterm(p2p_arg(term,1)) + 1;
          for (i = 2; i <= p2c_arity(term); i++) {
              clen += clenpterm(p2p_arg(term,i)) + 1;
          }
          return clen + 1;
      } else return clen;
  } else {
      fprintf(stderr,"error, unrecognized type");
      return 0;
  }
}
Example #11
0
bool fpa_util::contains_floats(ast * a) {
    switch (a->get_kind()) {
    case AST_APP: {
        app * aa = to_app(a);
        if (contains_floats(aa->get_decl()))
            return true;
        else
            for (unsigned i = 0; i < aa->get_num_args(); i++)
                if (contains_floats(aa->get_arg(i)))
                    return true;
        break;
    }
    case AST_VAR:
        return contains_floats(to_var(a)->get_sort());
        break;
    case AST_QUANTIFIER: {
        quantifier * q = to_quantifier(a);
        for (unsigned i = 0; i < q->get_num_children(); i++)
            if (contains_floats(q->get_child(i)))
                return true;
        for (unsigned i = 0; i < q->get_num_decls(); i++)
            if (contains_floats(q->get_decl_sort(i)))
                return true;
        if (contains_floats(q->get_expr()))
            return true;
        break;
    }
    case AST_SORT: {
        sort * s = to_sort(a);
        if (is_float(s) || is_rm(s))
            return true;
        else {
            for (unsigned i = 0; i < s->get_num_parameters(); i++) {
                parameter const & pi = s->get_parameter(i);
                if (pi.is_ast() && contains_floats(pi.get_ast()))
                    return true;
            }
        }
        break;
    }
    case AST_FUNC_DECL: {
        func_decl * f = to_func_decl(a);
        for (unsigned i = 0; i < f->get_arity(); i++)
            if (contains_floats(f->get_domain(i)))
                return true;
        if (contains_floats(f->get_range()))
            return true;
        for (unsigned i = 0; i < f->get_num_parameters(); i++) {
            parameter const & pi = f->get_parameter(i);
            if (pi.is_ast() && contains_floats(pi.get_ast()))
                return true;
        }
        break;
    }
    default:
        UNREACHABLE();
    }

    return false;
}
Example #12
0
/* Unbox a float. */
Float float_unbox(Boxed reference) {
  assert(reference);
  assert(is_float(reference));
  Float value = float_value(reference);
  boxed_free(reference);
  return value;
}
Example #13
0
void test_expression_evaluator_each(GLEPolish* polish, const std::string& expression, const std::string& expectedValue) {
	int cp = 0;
	int rtype = 0;
	GLEPcodeList pc_list;
	GLEPcode pcode(&pc_list);
	polish->polish(expression.c_str(), pcode, &rtype);
	GLERC<GLEArrayImpl> stk(new GLEArrayImpl());
	std::ostringstream msg;
	msg << expression << ": ";
	if (is_float(expectedValue)) {
		GLEMemoryCell* mc = evalGeneric(stk.get(), &pc_list, (int*)&pcode[0], &cp);
		gle_memory_cell_check(mc, GLEObjectTypeDouble);
		double expectedDouble = tokenizer_string_to_double(expectedValue.c_str());
		msg << mc->Entry.DoubleVal << " == " << expectedValue;
		if (expectedDouble == 0.0) {
			unit_test_msg(fabs(mc->Entry.DoubleVal) < CUTILS_REL_PREC_FINE, msg.str());
		} else {
			unit_test_msg(equals_rel_fine(mc->Entry.DoubleVal, expectedDouble), msg.str());
		}
	} else {
		GLERC<GLEString> result(evalString(stk.get(), &pc_list, (int*)&pcode[0], &cp, true));
		std::string computedString(result->toUTF8());
		msg << computedString << " == " << expectedValue;
		unit_test_msg(expectedValue == computedString, msg.str());
	}
}
Example #14
0
BIF_RETTYPE float_1(BIF_ALIST_1)
{
    Eterm res;
    Eterm* hp;
    FloatDef f;
     
    /* check args */
    if (is_not_integer(BIF_ARG_1)) {
	if (is_float(BIF_ARG_1))  {
	    BIF_RET(BIF_ARG_1);
	} else {
	badarg:
	    BIF_ERROR(BIF_P, BADARG);
	}
    }
    if (is_small(BIF_ARG_1)) {
	Sint i = signed_val(BIF_ARG_1);
	f.fd = i;		/* use "C"'s auto casting */
    } else if (big_to_double(BIF_ARG_1, &f.fd) < 0) {
	goto badarg;
    }
    hp = HAlloc(BIF_P, FLOAT_SIZE_OBJECT);
    res = make_float(hp);
    PUT_DOUBLE(f, hp);
    BIF_RET(res);
}
Example #15
0
static Eterm
math_call_1(Process* p, double (*func)(double), Eterm arg1)
{
    FloatDef a1;
    Eterm res;
    Eterm* hp;

    ERTS_FP_CHECK_INIT(p);
    if (is_float(arg1)) {
	GET_DOUBLE(arg1, a1);
    } else if (is_small(arg1)) {
	a1.fd = signed_val(arg1);
    } else if (is_big(arg1)) {
	if (big_to_double(arg1, &a1.fd) < 0) {
	badarith:
	    p->freason = BADARITH;
	    return THE_NON_VALUE;
	}
    } else {
	p->freason = BADARG;
	return THE_NON_VALUE;
    }
    a1.fd = (*func)(a1.fd);
    ERTS_FP_ERROR_THOROUGH(p, a1.fd, goto badarith);
    hp = HAlloc(p, FLOAT_SIZE_OBJECT);
    res = make_float(hp);
    PUT_DOUBLE(a1, hp);
    return res;
}
Example #16
0
void Term__tweak(caStack* stack)
{
    Term* t = as_term_ref(circa_input(stack, 0));
    if (t == NULL)
        return circa_output_error(stack, "NULL reference");

    int steps = tweak_round(to_float(circa_input(stack, 1)));

    caValue* val = term_value(t);

    if (steps == 0)
        return;

    if (is_float(val)) {
        float step = get_step(t);

        // Do the math like this so that rounding errors are not accumulated
        float new_value = (tweak_round(as_float(val) / step) + steps) * step;
        set_float(val, new_value);

    } else if (is_int(val))
        set_int(val, as_int(val) + steps);
    else
        circa_output_error(stack, "Ref is not an int or number");
}
Example #17
0
 bool equals(Type* type, caValue* a, caValue* b)
 {
     if (is_float(b))
         return number_t::equals(type, a, b);
     if (!is_int(b))
         return false;
     return as_int(a) == as_int(b);
 }
Example #18
0
static Lisp_Object Linteger_decode_float(Lisp_Object nil, Lisp_Object a)
{
    double d = float_of_number(a);
#ifdef COMMON
    int tag = (int)a & TAG_BITS;
#endif
    int x, neg = 0;
    int32_t a1, a2;
    CSL_IGNORE(nil);
    if (!is_float(a)) return aerror("integer-decode-float");
    if (d == 0.0)
#ifdef COMMON
    {   mv_2 = fixnum_of_int(0);
        mv_3 = fixnum_of_int(d<0 ? -1 : 1);
        nvalues(fixnum_of_int(0), 3);
    }
#else
        return list3(fixnum_of_int(0), fixnum_of_int(0),
                     fixnum_of_int(d<0 ? -1 : 1));
#endif
    if (d < 0.0) d = -d, neg = 1;
    d = frexp(d, &x);
    if (d == 1.0) d = 0.5, x++;
#ifdef COMMON
    if (tag == TAG_SFLOAT)
    {   d *= TWO_20;
        x -= 20;
        a1 = (int32_t)d;
        a = fixnum_of_int(a1);
    }
    else if (tag == TAG_BOXFLOAT &&
             type_of_header(flthdr(a)) == TYPE_SINGLE_FLOAT)
    {   d *= TWO_24;
        x -= 24;
        a1 = (int32_t)d;
        a = fixnum_of_int(a1);
    }
    else
#endif
    {   d *= TWO_22;
        a1 = (int32_t)d;
        d -= (double)a1;
        a2 = (int32_t)(d*TWO_31);  /* This conversion should be exact */
        x -= 53;
        a = make_two_word_bignum(a1, a2);
        errexit();
    }
#ifdef COMMON
    {   mv_2 = fixnum_of_int(x);
        mv_3 = neg ? fixnum_of_int(-1) : fixnum_of_int(1);
        return nvalues(a, 3);
    }
#else
        return list3(a, fixnum_of_int(x),
                     neg ? fixnum_of_int(-1) : fixnum_of_int(1));
#endif
}
Example #19
0
calcu_type is_valid_calculate(const char* in_code_line) {
    unsigned long find_flag_index=0;
    unsigned long string_length=strlen(in_code_line);
    char calculate_left[VARIABLES_NAME_LENGTH]={0};
    char calculate_right[VARIABLES_NAME_LENGTH]={0};
    calcu_type return_result=calcu_err;

    for (;find_flag_index<string_length-1;++find_flag_index) {
        if ('+'==*(char*)(in_code_line+find_flag_index))
            return_result=calcu_add;
        else if ('-'==*(char*)(in_code_line+find_flag_index))
            return_result=calcu_dec;
        else if ('*'==*(char*)(in_code_line+find_flag_index))
            return_result=calcu_mul;
        else if ('/'==*(char*)(in_code_line+find_flag_index))
            return_result=calcu_div;
        if (return_result) {
            memcpy(calculate_left,in_code_line,find_flag_index-1);
            memcpy(calculate_right,(const void*)(in_code_line+find_flag_index+1),string_length-find_flag_index-1);
            if (is_valid_variables_name(calculate_left)) {
                if (is_valid_variables_name(calculate_right))
                    return return_result;
                else if (is_number(calculate_right))
                    return return_result;
                else if (is_float(calculate_right))
                    return return_result;
                else if (is_char(calculate_right))
                    return return_result;
                else if (is_string(calculate_right))
                    return return_result;
                return calcu_err;
            } else if (is_number(calculate_left) && is_number(calculate_right))
                return return_result;
            else if (is_float(calculate_left) && is_float(calculate_right))
                return return_result;
            else if (is_char(calculate_left) && is_char(calculate_right) && (calcu_add==return_result || calcu_dec==return_result))
                return return_result;
            else if (is_string(calculate_left) && is_string(calculate_right) && calcu_add==return_result)
                return return_result;
            return calcu_err;
        }
    }
    return calcu_err;
}
Example #20
0
KeyAxisEventHandler*
KeyAxisEventHandler::from_string(UInput& uinput, int slot, bool extra_devices,
                                 const std::string& str)
{
  typedef boost::tokenizer<boost::char_separator<char> > tokenizer;
  tokenizer tokens(str, boost::char_separator<char>(":", "", boost::keep_empty_tokens));
  
  UIEventSequence up_codes;
  UIEventSequence down_codes;
  float threshold = 0.25f;

  int j = 0;
  for(tokenizer::iterator i = tokens.begin(); i != tokens.end(); ++i, ++j)
  {
    switch(j)
    {
      case 0:
        {
          up_codes = UIEventSequence::from_string(*i);
        }
        break;

      case 1:
        {
          if (is_float(*i))
          {
            // bit of hackery to handle simplified syntax for trigger button that don't need up/down events
            threshold = boost::lexical_cast<float>(*i);
            down_codes = up_codes;
            up_codes.clear();
          }
          else
          {
            down_codes = UIEventSequence::from_string(*i);
          }
        }
        break;
        
      case 2:
        threshold = boost::lexical_cast<float>(*i);
        break;
        
      default: 
        throw std::runtime_error("AxisEvent::key_from_string(): to many arguments: " + str);
    }
  }

  if (j == 0)
  {
    throw std::runtime_error("AxisEvent::key_from_string(): at least one argument required: " + str);
  }

  return new KeyAxisEventHandler(uinput, slot, extra_devices,
                                 up_codes, down_codes, threshold);

}
Example #21
0
Word Generator::deal_cmp(string op, Word& a, Word& b) {
    if (!is_float(a) && !is_float(b)) {
        section_text << "cmp\t"
                << (a.xtype == 1 ? "$" : "") << a.x << ",\t"
                << (b.xtype == 1 ? "$" : "") << b.x << "\n";
        else_flag = get_new_label();
        string jmp;
        if (op == "<") jmp = "jge";
        else if (op == ">") jmp = "jle";
        else if (op == "<=") jmp = "jg";
        else if (op == ">=") jmp = "jl";
        else if (op == "==") jmp = "jne";
        else if (op == "!=") jmp = "je";
        section_text << jmp << "\t" << else_flag << "\n";
    } else {

    }
    return Word("", "", -1);
}
Example #22
0
int to_int(caValue* value)
{
    if (is_int(value))
        return as_int(value);
    else if (is_float(value))
        return (int) as_float(value);

    internal_error("In to_float, type is not an int or float");
    return 0;
}
Example #23
0
/* print a prolog_term into a buffer.
(Atoms are quoted if !toplevel and it's necessary for Prolog reading) */
void printpterm(prolog_term term, int toplevel, char *straddr, long int *ind)
{
  int i;

  if (is_var(term)) {
      sprintf(tempstring,"_%p",term);
      strcpy(straddr+*ind,tempstring);
      *ind += strlen(tempstring);
  } else if (is_int(term)) {
      sprintf(tempstring,"%d",p2c_int(term));
      strcpy(straddr+*ind,tempstring);
      *ind += strlen(tempstring);
  } else if (is_float(term)) {
      sprintf(tempstring,"%f",p2c_float(term));
      strcpy(straddr+*ind,tempstring);
      *ind += strlen(tempstring);
  } else if (is_nil(term)) {
      strcpy(straddr+*ind,"[]");
      *ind += 2;
  } else if (is_string(term)) {
      printpstring(p2c_string(term),toplevel,straddr,ind);
  } else if (is_list(term)) {
      strcpy(straddr+*ind,"[");
      *ind += 1;
      printpterm(p2p_car(term),FALSE,straddr,ind);
      term = p2p_cdr(term);
      while (is_list(term)) {
          strcpy(straddr+*ind,",");
          *ind += 1;
          printpterm(p2p_car(term),FALSE,straddr,ind);
          term = p2p_cdr(term);
      }
      if (!is_nil(term)) {
          strcpy(straddr+*ind,"|");
          *ind += 1;
          printpterm(term,FALSE,straddr,ind);
      }
      strcpy(straddr+*ind,"]");
      *ind += 1;
  } else if (is_functor(term)) {
      printpstring(p2c_functor(term),FALSE,straddr,ind);
      if (p2c_arity(term) > 0) {
          strcpy(straddr+*ind,"(");
          *ind += 1;
          printpterm(p2p_arg(term,1),FALSE,straddr,ind);
          for (i = 2; i <= p2c_arity(term); i++) {
              strcpy(straddr+*ind,",");
              *ind += 1;
              printpterm(p2p_arg(term,i),FALSE,straddr,ind);
          }
          strcpy(straddr+*ind,")");
          *ind += 1;
      }
  } else fprintf(stderr,"error, unrecognized type");
}
Example #24
0
File: yarac.c Project: elmelik/yara
static int define_external_variables(
    YR_COMPILER* compiler)
{
  for (int i = 0; ext_vars[i] != NULL; i++)
  {
    char* equal_sign = strchr(ext_vars[i], '=');

    if (!equal_sign)
    {
      fprintf(stderr, "error: wrong syntax for `-d` option.\n");
      return FALSE;
    }

    // Replace the equal sign with null character to split the external
    // variable definition (i.e: myvar=somevalue) in two strings: identifier
    // and value.

    *equal_sign = '\0';

    char* identifier = ext_vars[i];
    char* value = equal_sign + 1;

    if (is_float(value))
    {
      yr_compiler_define_float_variable(
          compiler,
          identifier,
          atof(value));
    }
    else if (is_integer(value))
    {
      yr_compiler_define_integer_variable(
          compiler,
          identifier,
          atoi(value));
    }
    else if (strcmp(value, "true") == 0 || strcmp(value, "false") == 0)
    {
      yr_compiler_define_boolean_variable(
          compiler,
          identifier,
          strcmp(value, "true") == 0);
    }
    else
    {
      yr_compiler_define_string_variable(
          compiler,
          identifier,
          value);
    }
  }

  return TRUE;
}
Example #25
0
exprt interval_domaint::make_expression(const symbol_exprt &src) const
{
  if(is_int(src.type()))
  {
    int_mapt::const_iterator i_it=int_map.find(src.get_identifier());
    if(i_it==int_map.end()) return true_exprt();
    const integer_intervalt &interval=i_it->second;
    if(interval.is_top()) return true_exprt();
    if(interval.is_bottom()) return false_exprt();

    exprt::operandst conjuncts;

    if(interval.upper_set) 
    {
      exprt tmp=from_integer(interval.upper, src.type());
      conjuncts.push_back(binary_relation_exprt(src, ID_le, tmp));
    }

    if(interval.lower_set) 
    {
      exprt tmp=from_integer(interval.lower, src.type());
      conjuncts.push_back(binary_relation_exprt(tmp, ID_le, src));
    }
  
    return conjunction(conjuncts);
  }
  else if(is_float(src.type()))
  {
    float_mapt::const_iterator i_it=float_map.find(src.get_identifier());
    if(i_it==float_map.end()) return true_exprt();
    const ieee_float_intervalt &interval=i_it->second;
    if(interval.is_top()) return true_exprt();
    if(interval.is_bottom()) return false_exprt();

    exprt::operandst conjuncts;

    if(interval.upper_set) 
    {
      exprt tmp=interval.upper.to_expr();
      conjuncts.push_back(binary_relation_exprt(src, ID_le, tmp));
    }

    if(interval.lower_set) 
    {
      exprt tmp=interval.lower.to_expr();
      conjuncts.push_back(binary_relation_exprt(tmp, ID_le, src));
    }
  
    return conjunction(conjuncts);
  }
  else
    return true_exprt();
}
Example #26
0
File: eu.c Project: krh/ksim
static void
builder_emit_dst_store(struct builder *bld, int avx_reg,
		       struct inst *inst, struct inst_dst *dst)
{
	struct inst_common common = unpack_inst_common(inst);
	int subnum;

	/* FIXME: write masks */

	if (dst->hstride > 1)
		stub("eu: dst hstride %d is > 1", dst->hstride);

	if (common.saturate) {
		int zero = builder_get_reg_with_uniform(bld, 0);
		int one = builder_get_reg_with_uniform(bld, float_to_u32(1.0f));
		ksim_assert(is_float(dst->file, dst->type));
		builder_emit_vmaxps(bld, avx_reg, avx_reg, zero);
		builder_emit_vminps(bld, avx_reg, avx_reg, one);
	}

	if (common.access_mode == BRW_ALIGN_1)
		subnum = dst->da1_subnum;
	else
		subnum = dst->da16_subnum;

	uint32_t offset =
		offsetof(struct thread, grf[dst->num]) + subnum +
		bld->exec_offset * dst->hstride * type_size(dst->type);

	switch (bld->exec_size * type_size(dst->type)) {
	case 32:
		builder_emit_m256i_store(bld, avx_reg, offset);
		break;
	case 16:
		builder_emit_m128i_store(bld, avx_reg, offset);
		break;
	case 4:
		builder_emit_u32_store(bld, avx_reg, offset);
		break;
	default:
		stub("eu: type size %d in dest store", type_size(dst->type));
		break;
	}

	/* FIXME: For a straight move, this makes the AVX2 register
	 * refer to the dst region.  That's fine, but the register may
	 * still also shadow the src region, but since we only track
	 * one region per AVX2 reg, that is lost. */
	fill_region_for_dst(&bld->regs[avx_reg].region, dst, offset, bld);
	builder_invalidate_region(bld, &bld->regs[avx_reg].region);
	bld->regs[avx_reg].contents |= BUILDER_REG_CONTENTS_EU_REG;
}
Example #27
0
void write_term_value(SourceWriter* writer, Term* term)
{
    caValue* val = term_value(term);
    if (is_int(val)) {
        writer->write(as_cstring(val));
    } else if (is_float(val)) {
        writer->write(as_cstring(val));
    } else if (is_string(val)) {
        writer->write("\"");
        writer->write(as_cstring(val));
        writer->write("\"");
    }
}
Example #28
0
void kitten_write(Boxed stack, Boxed definitions) {
  assert(stack);
  assert(is_quotation(stack));
  if (is_integer(top(stack))) {
    Boxed a = pop(stack);
    Integer value = integer_unbox(a);
    printf("%ld", value);
  } else if (is_float(top(stack))) {
    Boxed a = pop(stack);
    Float value = float_unbox(a);
    printf("%f", value);
  }
}
Example #29
0
BIF_RETTYPE abs_1(BIF_ALIST_1)
{
    Eterm res;
    Sint i0, i;
    Eterm* hp;

    /* integer arguments */
    if (is_small(BIF_ARG_1)) {
	i0 = signed_val(BIF_ARG_1);
	i = ERTS_SMALL_ABS(i0);
	if (i0 == MIN_SMALL) {
	    hp = HAlloc(BIF_P, BIG_UINT_HEAP_SIZE);
	    BIF_RET(uint_to_big(i, hp));
	} else {
	    BIF_RET(make_small(i));
	}
    } else if (is_big(BIF_ARG_1)) {
	if (!big_sign(BIF_ARG_1)) {
	    BIF_RET(BIF_ARG_1);
	} else {
	    int sz = big_arity(BIF_ARG_1) + 1;
	    Uint* x;

	    hp = HAlloc(BIF_P, sz);	/* See note at beginning of file */
	    sz--;
	    res = make_big(hp);
	    x = big_val(BIF_ARG_1);
	    *hp++ = make_pos_bignum_header(sz);
	    x++;                          /* skip thing */
	    while(sz--)
		*hp++ = *x++;
	    BIF_RET(res);
	}
    } else if (is_float(BIF_ARG_1)) {
	FloatDef f;

	GET_DOUBLE(BIF_ARG_1, f);
	if (f.fd < 0.0) {
	    hp = HAlloc(BIF_P, FLOAT_SIZE_OBJECT);
	    f.fd = fabs(f.fd);
	    res = make_float(hp);
	    PUT_DOUBLE(f, hp);
	    BIF_RET(res);
	}
	else
	    BIF_RET(BIF_ARG_1);
    }
    BIF_ERROR(BIF_P, BADARG);
}
Example #30
0
// Read csv into map of vectors
int read_in_file(map< string, vector<float> > *files, FILE *infile, map<string, uint> &fnames, vector< pair< uint, vector<float> > > &lines){
	if(files && infile){
		char *line = (char*)malloc(sizeof(char) * LINE_SIZE);
		char *token = NULL;

		// Get line
		size_t lineSize = LINE_SIZE;
		int numLines = 0;
		while(getline(&line, &lineSize, infile)){
			
			// Get first token, the filename
			token = strtok(line, DELIMS);
			if(token){
				// Put token into string
				std::string fname (token);
				fnames[fname] = numLines;

				// read in floats
				vector<float> floats(NUM_FLOATS);
				uint i = 0;
				do{
					token = strtok(NULL, DELIMS);
					if(token && is_float(token)){
						float temp = atof(token);
						floats[i]=temp;
					}
					else 
						break;
					i++;
				}while( i <= NUM_FLOATS);

				// Add fname and vector to map
				(*files)[fname] = floats;
				pair <uint, vector<float> > temp(numLines, floats);
				lines.push_back(temp);
			}
			else{
				break;
			}
			numLines ++;
		}
		free(line);

		return numLines;
	}
	return 0;
}