Ruby  2.0.0p594(2014-10-27revision48167)
Defines | Functions | Variables
numeric.c File Reference
#include "ruby/ruby.h"
#include "ruby/encoding.h"
#include "ruby/util.h"
#include "internal.h"
#include "id.h"
#include <ctype.h>
#include <math.h>
#include <stdio.h>
Include dependency graph for numeric.c:

Go to the source code of this file.

Defines

#define FLT_RADIX   2
#define FLT_ROUNDS   1
#define DBL_MIN   2.2250738585072014e-308
#define DBL_MAX   1.7976931348623157e+308
#define DBL_MIN_EXP   (-1021)
#define DBL_MAX_EXP   1024
#define DBL_MIN_10_EXP   (-307)
#define DBL_MAX_10_EXP   308
#define DBL_DIG   15
#define DBL_MANT_DIG   53
#define DBL_EPSILON   2.2204460492503131e-16
#define NUMERR_TYPE   1
#define NUMERR_NEGATIVE   2
#define NUMERR_TOOLARGE   3
#define DIGSPERLONG   (SIZEOF_LONG/SIZEOF_BDIGITS)
#define method_basic_p(klass)   rb_method_basic_definition_p(klass, mid)
#define LONG_MIN_MINUS_ONE   ((double)LONG_MIN-1)
#define LONG_MAX_PLUS_ONE   (2*(double)(LONG_MAX/2+1))
#define ULONG_MAX_PLUS_ONE   (2*(double)(ULONG_MAX/2+1))
#define VALUE_MSBMASK   ((VALUE)1 << ((sizeof(VALUE) * CHAR_BIT) - 1))
#define int_succ   rb_int_succ
#define int_pred   rb_int_pred
#define SQRT_LONG_MAX   ((SIGNED_VALUE)1<<((SIZEOF_LONG*CHAR_BIT-1)/2))
#define FIT_SQRT_LONG(n)   (((n)<SQRT_LONG_MAX)&&((n)>=-SQRT_LONG_MAX))
#define rb_intern(str)   rb_intern_const(str)

Functions

double round (double x)
static VALUE fix_uminus (VALUE num)
static VALUE fix_mul (VALUE x, VALUE y)
static VALUE int_pow (long x, unsigned long y)
void rb_num_zerodiv (void)
int rb_num_to_uint (VALUE val, unsigned int *ret)
static int positive_int_p (VALUE num)
static int negative_int_p (VALUE num)
int rb_num_negative_p (VALUE num)
static VALUE num_coerce (VALUE x, VALUE y)
static VALUE coerce_body (VALUE *x)
 NORETURN (static void coerce_failed(VALUE x, VALUE y))
static void coerce_failed (VALUE x, VALUE y)
static VALUE coerce_rescue (VALUE *x)
static int do_coerce (VALUE *x, VALUE *y, int err)
VALUE rb_num_coerce_bin (VALUE x, VALUE y, ID func)
VALUE rb_num_coerce_cmp (VALUE x, VALUE y, ID func)
VALUE rb_num_coerce_relop (VALUE x, VALUE y, ID func)
static VALUE num_sadded (VALUE x, VALUE name)
static VALUE num_init_copy (VALUE x, VALUE y)
static VALUE num_uplus (VALUE num)
static VALUE num_imaginary (VALUE num)
static VALUE num_uminus (VALUE num)
static VALUE num_quo (VALUE x, VALUE y)
static VALUE num_fdiv (VALUE x, VALUE y)
static VALUE num_div (VALUE x, VALUE y)
static VALUE num_modulo (VALUE x, VALUE y)
static VALUE num_remainder (VALUE x, VALUE y)
static VALUE num_divmod (VALUE x, VALUE y)
static VALUE num_real_p (VALUE num)
static VALUE num_int_p (VALUE num)
static VALUE num_abs (VALUE num)
static VALUE num_zero_p (VALUE num)
static VALUE num_nonzero_p (VALUE num)
static VALUE num_to_int (VALUE num)
VALUE rb_float_new_in_heap (double d)
static VALUE flo_to_s (VALUE flt)
static VALUE flo_coerce (VALUE x, VALUE y)
static VALUE flo_uminus (VALUE flt)
static VALUE flo_plus (VALUE x, VALUE y)
static VALUE flo_minus (VALUE x, VALUE y)
static VALUE flo_mul (VALUE x, VALUE y)
static VALUE flo_div (VALUE x, VALUE y)
static VALUE flo_quo (VALUE x, VALUE y)
static void flodivmod (double x, double y, double *divp, double *modp)
double ruby_float_mod (double x, double y)
static VALUE flo_mod (VALUE x, VALUE y)
static VALUE dbl2ival (double d)
static VALUE flo_divmod (VALUE x, VALUE y)
static VALUE flo_pow (VALUE x, VALUE y)
static VALUE num_eql (VALUE x, VALUE y)
static VALUE num_cmp (VALUE x, VALUE y)
static VALUE num_equal (VALUE x, VALUE y)
static VALUE flo_eq (VALUE x, VALUE y)
static VALUE flo_hash (VALUE num)
VALUE rb_dbl_cmp (double a, double b)
static VALUE flo_cmp (VALUE x, VALUE y)
static VALUE flo_gt (VALUE x, VALUE y)
static VALUE flo_ge (VALUE x, VALUE y)
static VALUE flo_lt (VALUE x, VALUE y)
static VALUE flo_le (VALUE x, VALUE y)
static VALUE flo_eql (VALUE x, VALUE y)
static VALUE flo_to_f (VALUE num)
static VALUE flo_abs (VALUE flt)
static VALUE flo_zero_p (VALUE num)
static VALUE flo_is_nan_p (VALUE num)
static VALUE flo_is_infinite_p (VALUE num)
static VALUE flo_is_finite_p (VALUE num)
static VALUE flo_floor (VALUE num)
static VALUE flo_ceil (VALUE num)
static VALUE int_round_0 (VALUE num, int ndigits)
static VALUE flo_truncate (VALUE num)
static VALUE flo_round (int argc, VALUE *argv, VALUE num)
static VALUE num_floor (VALUE num)
static VALUE num_ceil (VALUE num)
static VALUE num_round (int argc, VALUE *argv, VALUE num)
static VALUE num_truncate (VALUE num)
static double ruby_float_step_size (double beg, double end, double unit, int excl)
int ruby_float_step (VALUE from, VALUE to, VALUE step, int excl)
VALUE num_interval_step_size (VALUE from, VALUE to, VALUE step, int excl)
static VALUE num_step_size (VALUE from, VALUE args)
static VALUE num_step (int argc, VALUE *argv, VALUE from)
SIGNED_VALUE rb_num2long (VALUE val)
VALUE rb_num2ulong (VALUE val)
long rb_num2int (VALUE val)
long rb_fix2int (VALUE val)
void rb_out_of_short (SIGNED_VALUE num)
static void check_short (SIGNED_VALUE num)
static void check_ushort (VALUE num, int sign)
short rb_num2short (VALUE val)
short rb_fix2short (VALUE val)
unsigned short rb_num2ushort (VALUE val)
unsigned short rb_fix2ushort (VALUE val)
VALUE rb_num2fix (VALUE val)
static VALUE int_to_i (VALUE num)
static VALUE int_int_p (VALUE num)
static VALUE int_odd_p (VALUE num)
static VALUE int_even_p (VALUE num)
static VALUE fix_succ (VALUE num)
VALUE rb_int_succ (VALUE num)
VALUE rb_int_pred (VALUE num)
VALUE rb_enc_uint_chr (unsigned int code, rb_encoding *enc)
static VALUE int_chr (int argc, VALUE *argv, VALUE num)
static VALUE int_ord (VALUE num)
VALUE rb_fix2str (VALUE x, int base)
static VALUE fix_to_s (int argc, VALUE *argv, VALUE x)
static VALUE fix_plus (VALUE x, VALUE y)
static VALUE fix_minus (VALUE x, VALUE y)
static void fixdivmod (long x, long y, long *divp, long *modp)
static VALUE fix_fdiv (VALUE x, VALUE y)
static VALUE fix_divide (VALUE x, VALUE y, ID op)
static VALUE fix_div (VALUE x, VALUE y)
static VALUE fix_idiv (VALUE x, VALUE y)
static VALUE fix_mod (VALUE x, VALUE y)
static VALUE fix_divmod (VALUE x, VALUE y)
static VALUE fix_pow (VALUE x, VALUE y)
static VALUE fix_equal (VALUE x, VALUE y)
static VALUE fix_cmp (VALUE x, VALUE y)
static VALUE fix_gt (VALUE x, VALUE y)
static VALUE fix_ge (VALUE x, VALUE y)
static VALUE fix_lt (VALUE x, VALUE y)
static VALUE fix_le (VALUE x, VALUE y)
static VALUE fix_rev (VALUE num)
static int bit_coerce (VALUE *x, VALUE *y, int err)
VALUE rb_num_coerce_bit (VALUE x, VALUE y, ID func)
static VALUE fix_and (VALUE x, VALUE y)
static VALUE fix_or (VALUE x, VALUE y)
static VALUE fix_xor (VALUE x, VALUE y)
static VALUE fix_lshift (long, unsigned long)
static VALUE fix_rshift (long, unsigned long)
static VALUE rb_fix_lshift (VALUE x, VALUE y)
static VALUE rb_fix_rshift (VALUE x, VALUE y)
static VALUE fix_aref (VALUE fix, VALUE idx)
static VALUE fix_to_f (VALUE num)
static VALUE fix_abs (VALUE fix)
static VALUE fix_size (VALUE fix)
static VALUE int_upto_size (VALUE from, VALUE args)
static VALUE int_upto (VALUE from, VALUE to)
static VALUE int_downto_size (VALUE from, VALUE args)
static VALUE int_downto (VALUE from, VALUE to)
static VALUE int_dotimes_size (VALUE num)
static VALUE int_dotimes (VALUE num)
static VALUE int_round (int argc, VALUE *argv, VALUE num)
static VALUE fix_zero_p (VALUE num)
static VALUE fix_odd_p (VALUE num)
static VALUE fix_even_p (VALUE num)
void Init_Numeric (void)

Variables

static ID id_coerce
static ID id_to_i
static ID id_eq
static ID id_div
VALUE rb_cNumeric
VALUE rb_cFloat
VALUE rb_cInteger
VALUE rb_cFixnum
VALUE rb_eZeroDivError
VALUE rb_eFloatDomainError

Define Documentation

#define DBL_DIG   15

Definition at line 67 of file numeric.c.

Referenced by BigDecimal_add(), BigDecimal_divide(), BigDecimal_divremain(), BigDecimal_DoDivmod(), BigDecimal_mult(), BigDecimal_new(), BigDecimal_power(), BigDecimal_sub(), BigDecimalCmp(), BigMath_s_exp(), BigMath_s_log(), flo_round(), flo_to_s(), GetVpValueWithPrec(), Init_Numeric(), rb_cstr_to_dbl(), rmpd_double_figures(), and ruby_strtod().

#define DBL_EPSILON   2.2204460492503131e-16

Definition at line 73 of file numeric.c.

Referenced by Init_Numeric(), and ruby_float_step_size().

#define DBL_MANT_DIG   53

Definition at line 70 of file numeric.c.

Referenced by flo_to_s(), and Init_Numeric().

#define DBL_MAX   1.7976931348623157e+308

Definition at line 52 of file numeric.c.

Referenced by Init_Numeric().

#define DBL_MAX_10_EXP   308

Definition at line 64 of file numeric.c.

Referenced by BigDecimal_to_f(), Init_Numeric(), and ruby_strtod().

#define DBL_MAX_EXP   1024

Definition at line 58 of file numeric.c.

Referenced by big2dbl(), Init_Numeric(), ruby_hdtoa(), and ruby_strtod().

#define DBL_MIN   2.2250738585072014e-308

Definition at line 49 of file numeric.c.

Referenced by Init_Numeric().

#define DBL_MIN_10_EXP   (-307)

Definition at line 61 of file numeric.c.

Referenced by BigDecimal_to_f(), and Init_Numeric().

#define DBL_MIN_EXP   (-1021)

Definition at line 55 of file numeric.c.

Referenced by Init_Numeric().

#define DIGSPERLONG   (SIZEOF_LONG/SIZEOF_BDIGITS)
#define FIT_SQRT_LONG (   n)    (((n)<SQRT_LONG_MAX)&&((n)>=-SQRT_LONG_MAX))

Definition at line 2696 of file numeric.c.

Referenced by fix_mul(), and int_pow().

#define FLT_RADIX   2

Definition at line 43 of file numeric.c.

Referenced by float_rationalize(), float_to_r(), Init_Numeric(), and ruby_strtod().

#define FLT_ROUNDS   1

Definition at line 46 of file numeric.c.

Referenced by Init_Numeric().

#define int_pred   rb_int_pred

Definition at line 2436 of file numeric.c.

Referenced by Init_Numeric().

#define int_succ   rb_int_succ

Definition at line 2414 of file numeric.c.

Referenced by Init_Numeric().

#define LONG_MAX_PLUS_ONE   (2*(double)(LONG_MAX/2+1))

Definition at line 1959 of file numeric.c.

Referenced by rb_num2long().

#define LONG_MIN_MINUS_ONE   ((double)LONG_MIN-1)

Definition at line 1958 of file numeric.c.

Referenced by rb_num2long(), and rb_num2ulong().

#define method_basic_p (   klass)    rb_method_basic_definition_p(klass, mid)

Definition at line 162 of file numeric.c.

Referenced by negative_int_p(), and positive_int_p().

#define NUMERR_NEGATIVE   2

Referenced by rb_num_to_uint().

#define NUMERR_TOOLARGE   3

Referenced by rb_num_to_uint().

#define NUMERR_TYPE   1

Referenced by rb_num_to_uint().

#define rb_intern (   str)    rb_intern_const(str)
#define SQRT_LONG_MAX   ((SIGNED_VALUE)1<<((SIZEOF_LONG*CHAR_BIT-1)/2))

Definition at line 2694 of file numeric.c.

#define ULONG_MAX_PLUS_ONE   (2*(double)(ULONG_MAX/2+1))

Definition at line 1960 of file numeric.c.

Referenced by rb_num2ulong().

#define VALUE_MSBMASK   ((VALUE)1 << ((sizeof(VALUE) * CHAR_BIT) - 1))

Referenced by check_ushort().

Function Documentation

static int bit_coerce ( VALUE *  x,
VALUE *  y,
int  err 
) [static]

Definition at line 3210 of file numeric.c.

References coerce_failed(), do_coerce(), FALSE, FIXNUM_P, RB_TYPE_P, T_BIGNUM, and TRUE.

Referenced by fix_and(), fix_or(), fix_xor(), and rb_num_coerce_bit().

static void check_short ( SIGNED_VALUE  num) [static]

Definition at line 2126 of file numeric.c.

References rb_out_of_short(), and SIGNED_VALUE.

Referenced by rb_fix2short(), and rb_num2short().

static void check_ushort ( VALUE  num,
int  sign 
) [static]

Definition at line 2134 of file numeric.c.

References PRIdVALUE, PRIuVALUE, rb_eRangeError, rb_raise(), and VALUE_MSBMASK.

Referenced by rb_fix2ushort(), and rb_num2ushort().

static VALUE coerce_body ( VALUE *  x) [static]

Definition at line 229 of file numeric.c.

References id_coerce, and rb_funcall().

Referenced by do_coerce().

static void coerce_failed ( VALUE  x,
VALUE  y 
) [static]

Definition at line 236 of file numeric.c.

References PRIsVALUE, rb_eTypeError, rb_inspect(), rb_obj_class(), rb_raise(), and rb_special_const_p().

Referenced by bit_coerce(), and coerce_rescue().

static VALUE coerce_rescue ( VALUE *  x) [static]

Definition at line 244 of file numeric.c.

References coerce_failed(), and Qnil.

Referenced by do_coerce().

static VALUE dbl2ival ( double  d) [static]

Definition at line 954 of file numeric.c.

References FIXABLE, LONG2FIX, rb_dbl2big(), and round().

Referenced by fix_divmod(), flo_divmod(), and flo_round().

static int do_coerce ( VALUE *  x,
VALUE *  y,
int  err 
) [static]

Definition at line 251 of file numeric.c.

References coerce_body(), coerce_rescue(), FALSE, id_coerce, RARRAY_LEN, RARRAY_PTR, rb_eTypeError, rb_raise(), rb_rescue(), rb_respond_to(), RB_TYPE_P, T_ARRAY, and TRUE.

Referenced by bit_coerce(), num_uminus(), rb_num_coerce_bin(), rb_num_coerce_cmp(), and rb_num_coerce_relop().

static VALUE fix_abs ( VALUE  fix) [static]

Definition at line 3441 of file numeric.c.

References FIX2LONG, and LONG2NUM.

Referenced by Init_Numeric().

static VALUE fix_and ( VALUE  x,
VALUE  y 
) [static]

Definition at line 3238 of file numeric.c.

References bit_coerce(), FIX2LONG, FIXNUM_P, LONG2NUM, rb_big_and(), rb_funcall(), rb_intern, RB_TYPE_P, T_BIGNUM, and TRUE.

Referenced by Init_Numeric().

static VALUE fix_aref ( VALUE  fix,
VALUE  idx 
) [static]

Definition at line 3384 of file numeric.c.

References CHAR_BIT, FIX2LONG, FIXNUM_P, INT2FIX, rb_big_norm(), rb_to_int(), and RBIGNUM_SIGN.

Referenced by Init_Numeric().

static VALUE fix_cmp ( VALUE  x,
VALUE  y 
) [static]

Definition at line 3073 of file numeric.c.

References FIX2LONG, FIXNUM_P, INT2FIX, rb_big_cmp(), rb_int2big(), rb_integer_float_cmp(), rb_intern, rb_num_coerce_cmp(), T_BIGNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE fix_div ( VALUE  x,
VALUE  y 
) [static]

Definition at line 2851 of file numeric.c.

References fix_divide().

Referenced by Init_Numeric().

static VALUE fix_divide ( VALUE  x,
VALUE  y,
ID  op 
) [static]

Definition at line 2806 of file numeric.c.

References DBL2NUM, div, FIX2LONG, fixdivmod(), FIXNUM_P, LONG2NUM, rb_big_div(), rb_dbl2big(), rb_int2big(), rb_num_coerce_bin(), rb_num_zerodiv(), rb_rational_reciprocal(), RFLOAT_VALUE, T_BIGNUM, T_FLOAT, T_RATIONAL, and TYPE.

Referenced by fix_div(), and fix_idiv().

static VALUE fix_divmod ( VALUE  x,
VALUE  y 
) [static]

Definition at line 2905 of file numeric.c.

References dbl2ival(), DBL2NUM, div, FIX2LONG, fixdivmod(), FIXNUM_P, flodivmod(), LONG2NUM, mod, rb_assoc_new(), rb_big_divmod(), rb_int2big(), rb_intern, rb_num_coerce_bin(), RFLOAT_VALUE, T_BIGNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE fix_equal ( VALUE  x,
VALUE  y 
) [static]

Definition at line 3047 of file numeric.c.

References FIXNUM_P, num_equal(), Qfalse, Qtrue, rb_big_eq(), rb_integer_float_eq(), T_BIGNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE fix_even_p ( VALUE  num) [static]

Definition at line 3693 of file numeric.c.

References Qfalse, and Qtrue.

Referenced by Init_Numeric().

static VALUE fix_fdiv ( VALUE  x,
VALUE  y 
) [static]

Definition at line 2790 of file numeric.c.

References DBL2NUM, FIX2LONG, FIXNUM_P, rb_big_fdiv(), rb_int2big(), rb_intern, rb_num_coerce_bin(), RFLOAT_VALUE, T_BIGNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE fix_ge ( VALUE  x,
VALUE  y 
) [static]

Definition at line 3124 of file numeric.c.

References FIX2INT, FIX2LONG, FIXNUM_P, INT2FIX, Qfalse, Qtrue, rb_big_cmp(), rb_int2big(), rb_integer_float_cmp(), rb_intern, rb_num_coerce_relop(), T_BIGNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE fix_gt ( VALUE  x,
VALUE  y 
) [static]

Definition at line 3099 of file numeric.c.

References FIX2INT, FIX2LONG, FIXNUM_P, INT2FIX, Qfalse, Qtrue, rb_big_cmp(), rb_int2big(), rb_integer_float_cmp(), rb_num_coerce_relop(), T_BIGNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE fix_idiv ( VALUE  x,
VALUE  y 
) [static]

Definition at line 2864 of file numeric.c.

References fix_divide(), and rb_intern.

Referenced by Init_Numeric().

static VALUE fix_le ( VALUE  x,
VALUE  y 
) [static]

Definition at line 3177 of file numeric.c.

References FIX2INT, FIX2LONG, FIXNUM_P, INT2FIX, Qfalse, Qtrue, rb_big_cmp(), rb_int2big(), rb_integer_float_cmp(), rb_intern, rb_num_coerce_relop(), T_BIGNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE fix_lshift ( long  val,
unsigned long  width 
) [static]

Definition at line 3324 of file numeric.c.

References CHAR_BIT, LONG2NUM, rb_big_lshift(), rb_int2big(), and ULONG2NUM.

Referenced by rb_fix_lshift(), and rb_fix_rshift().

static VALUE fix_lt ( VALUE  x,
VALUE  y 
) [static]

Definition at line 3152 of file numeric.c.

References FIX2INT, FIX2LONG, FIXNUM_P, INT2FIX, Qfalse, Qtrue, rb_big_cmp(), rb_int2big(), rb_integer_float_cmp(), rb_num_coerce_relop(), T_BIGNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE fix_minus ( VALUE  x,
VALUE  y 
) [static]

Definition at line 2670 of file numeric.c.

References DBL2NUM, FIX2LONG, FIXNUM_P, LONG2NUM, rb_big_minus(), rb_int2big(), rb_num_coerce_bin(), RFLOAT_VALUE, T_BIGNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE fix_mod ( VALUE  x,
VALUE  y 
) [static]

Definition at line 2879 of file numeric.c.

References DBL2NUM, FIX2LONG, fixdivmod(), FIXNUM_P, LONG2NUM, mod, rb_big_modulo(), rb_int2big(), rb_num_coerce_bin(), RFLOAT_VALUE, ruby_float_mod(), T_BIGNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE fix_mul ( VALUE  x,
VALUE  y 
) [static]

Definition at line 2708 of file numeric.c.

References DBL2NUM, FIT_SQRT_LONG, FIX2LONG, FIXABLE, FIXNUM_P, LONG2FIX, MUL_OVERFLOW_FIXNUM_P, rb_big_mul(), rb_int2big(), rb_num_coerce_bin(), RFLOAT_VALUE, T_BIGNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE fix_odd_p ( VALUE  num) [static]

Definition at line 3677 of file numeric.c.

References Qfalse, and Qtrue.

Referenced by Init_Numeric().

static VALUE fix_or ( VALUE  x,
VALUE  y 
) [static]

Definition at line 3261 of file numeric.c.

References bit_coerce(), FIX2LONG, FIXNUM_P, LONG2NUM, rb_big_or(), rb_funcall(), rb_intern, RB_TYPE_P, T_BIGNUM, and TRUE.

Referenced by Init_Numeric().

static VALUE fix_plus ( VALUE  x,
VALUE  y 
) [static]

Definition at line 2637 of file numeric.c.

References DBL2NUM, FIX2LONG, FIXNUM_P, LONG2NUM, rb_big_plus(), rb_num_coerce_bin(), RFLOAT_VALUE, T_BIGNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE fix_pow ( VALUE  x,
VALUE  y 
) [static]

Definition at line 2981 of file numeric.c.

References DBL2NUM, FIX2LONG, FIXNUM_P, INT2FIX, int_even_p(), int_pow(), negative_int_p(), rb_big_pow(), rb_complex_raw1, rb_funcall(), rb_int2big(), rb_intern, rb_num_coerce_bin(), rb_rational_raw1, RFLOAT_VALUE, round(), T_BIGNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE fix_rev ( VALUE  num) [static]

Definition at line 3204 of file numeric.c.

References FIXNUM_FLAG.

Referenced by Init_Numeric().

static VALUE fix_rshift ( long  val,
unsigned long  i 
) [static]

Definition at line 3357 of file numeric.c.

References CHAR_BIT, INT2FIX, and LONG2FIX.

Referenced by rb_fix_lshift(), and rb_fix_rshift().

static VALUE fix_size ( VALUE  fix) [static]

Definition at line 3465 of file numeric.c.

References INT2FIX.

Referenced by Init_Numeric().

static VALUE fix_succ ( VALUE  num) [static]

Definition at line 2387 of file numeric.c.

References FIX2LONG, and LONG2NUM.

Referenced by Init_Numeric().

static VALUE fix_to_f ( VALUE  num) [static]

Definition at line 3419 of file numeric.c.

References DBL2NUM, and FIX2LONG.

Referenced by Init_Numeric().

static VALUE fix_to_s ( int  argc,
VALUE *  argv,
VALUE  x 
) [static]

Definition at line 2612 of file numeric.c.

References NUM2INT, rb_fix2str(), and rb_scan_args().

Referenced by Init_Numeric().

static VALUE fix_uminus ( VALUE  num) [static]

Definition at line 2562 of file numeric.c.

References FIX2LONG, and LONG2NUM.

Referenced by Init_Numeric().

static VALUE fix_xor ( VALUE  x,
VALUE  y 
) [static]

Definition at line 3284 of file numeric.c.

References bit_coerce(), FIX2LONG, FIXNUM_P, LONG2NUM, rb_big_xor(), rb_funcall(), rb_intern, RB_TYPE_P, T_BIGNUM, and TRUE.

Referenced by Init_Numeric().

static VALUE fix_zero_p ( VALUE  num) [static]

Definition at line 3661 of file numeric.c.

References FIX2LONG, Qfalse, and Qtrue.

Referenced by Init_Numeric().

static void fixdivmod ( long  x,
long  y,
long *  divp,
long *  modp 
) [static]

Definition at line 2751 of file numeric.c.

References div, mod, and rb_num_zerodiv().

Referenced by fix_divide(), fix_divmod(), and fix_mod().

static VALUE flo_abs ( VALUE  flt) [static]

Definition at line 1410 of file numeric.c.

References DBL2NUM, RFLOAT_VALUE, and val.

Referenced by Init_Numeric().

static VALUE flo_ceil ( VALUE  num) [static]

Definition at line 1543 of file numeric.c.

References f, FIXABLE, LONG2FIX, rb_dbl2big(), RFLOAT_VALUE, and val.

Referenced by Init_Numeric(), and num_ceil().

static VALUE flo_cmp ( VALUE  x,
VALUE  y 
) [static]

Definition at line 1154 of file numeric.c.

References FIX2INT, FIXNUM_P, INT2FIX, isinf(), isnan, Qnil, Qundef, rb_check_funcall(), rb_cmpint(), rb_dbl_cmp(), rb_integer_float_cmp(), rb_intern, rb_num_coerce_cmp(), RFLOAT_VALUE, RTEST, T_BIGNUM, T_FIXNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE flo_coerce ( VALUE  x,
VALUE  y 
) [static]

Definition at line 749 of file numeric.c.

References rb_assoc_new(), and rb_Float().

Referenced by Init_Numeric().

static VALUE flo_div ( VALUE  x,
VALUE  y 
) [static]

Definition at line 845 of file numeric.c.

References DBL2NUM, FIX2LONG, rb_big2dbl(), rb_num_coerce_bin(), RFLOAT_VALUE, T_BIGNUM, T_FIXNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE flo_divmod ( VALUE  x,
VALUE  y 
) [static]

Definition at line 974 of file numeric.c.

References dbl2ival(), DBL2NUM, div, FIX2LONG, flodivmod(), mod, rb_assoc_new(), rb_big2dbl(), rb_intern, rb_num_coerce_bin(), RFLOAT_VALUE, T_BIGNUM, T_FIXNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE flo_eq ( VALUE  x,
VALUE  y 
) [static]

Definition at line 1086 of file numeric.c.

References isnan, num_equal(), Qfalse, Qtrue, rb_integer_float_eq(), RFLOAT_VALUE, T_BIGNUM, T_FIXNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE flo_eql ( VALUE  x,
VALUE  y 
) [static]

Definition at line 1370 of file numeric.c.

References isnan, Qfalse, Qtrue, RB_TYPE_P, RFLOAT_VALUE, and T_FLOAT.

Referenced by Init_Numeric().

static VALUE flo_floor ( VALUE  num) [static]

Definition at line 1517 of file numeric.c.

References f, FIXABLE, LONG2FIX, rb_dbl2big(), RFLOAT_VALUE, and val.

Referenced by Init_Numeric(), and num_floor().

static VALUE flo_ge ( VALUE  x,
VALUE  y 
) [static]

Definition at line 1242 of file numeric.c.

References FIX2INT, FIXNUM_P, isnan, Qfalse, Qtrue, rb_integer_float_cmp(), rb_intern, rb_num_coerce_relop(), RFLOAT_VALUE, T_BIGNUM, T_FIXNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE flo_gt ( VALUE  x,
VALUE  y 
) [static]

Definition at line 1200 of file numeric.c.

References FIX2INT, FIXNUM_P, isnan, Qfalse, Qtrue, rb_integer_float_cmp(), rb_num_coerce_relop(), RFLOAT_VALUE, T_BIGNUM, T_FIXNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE flo_hash ( VALUE  num) [static]

Definition at line 1118 of file numeric.c.

References hash(), LONG2FIX, rb_memhash(), and RFLOAT_VALUE.

Referenced by Init_Numeric().

static VALUE flo_is_finite_p ( VALUE  num) [static]

Definition at line 1489 of file numeric.c.

References isinf(), isnan, Qfalse, Qtrue, and RFLOAT_VALUE.

Referenced by Init_Numeric().

static VALUE flo_is_infinite_p ( VALUE  num) [static]

Definition at line 1467 of file numeric.c.

References INT2FIX, isinf(), Qnil, and RFLOAT_VALUE.

Referenced by Init_Numeric().

static VALUE flo_is_nan_p ( VALUE  num) [static]

Definition at line 1447 of file numeric.c.

References isnan, Qfalse, Qtrue, and RFLOAT_VALUE.

Referenced by Init_Numeric().

static VALUE flo_le ( VALUE  x,
VALUE  y 
) [static]

Definition at line 1325 of file numeric.c.

References FIX2INT, FIXNUM_P, isnan, Qfalse, Qtrue, rb_integer_float_cmp(), rb_intern, rb_num_coerce_relop(), RFLOAT_VALUE, T_BIGNUM, T_FIXNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE flo_lt ( VALUE  x,
VALUE  y 
) [static]

Definition at line 1283 of file numeric.c.

References FIX2INT, FIXNUM_P, isnan, Qfalse, Qtrue, rb_integer_float_cmp(), rb_num_coerce_relop(), RFLOAT_VALUE, T_BIGNUM, T_FIXNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE flo_minus ( VALUE  x,
VALUE  y 
) [static]

Definition at line 799 of file numeric.c.

References DBL2NUM, FIX2LONG, rb_big2dbl(), rb_num_coerce_bin(), RFLOAT_VALUE, T_BIGNUM, T_FIXNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE flo_mod ( VALUE  x,
VALUE  y 
) [static]

Definition at line 933 of file numeric.c.

References DBL2NUM, FIX2LONG, rb_big2dbl(), rb_num_coerce_bin(), RFLOAT_VALUE, ruby_float_mod(), T_BIGNUM, T_FIXNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE flo_mul ( VALUE  x,
VALUE  y 
) [static]

Definition at line 822 of file numeric.c.

References DBL2NUM, FIX2LONG, rb_big2dbl(), rb_num_coerce_bin(), RFLOAT_VALUE, T_BIGNUM, T_FIXNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE flo_plus ( VALUE  x,
VALUE  y 
) [static]

Definition at line 776 of file numeric.c.

References DBL2NUM, FIX2LONG, rb_big2dbl(), rb_num_coerce_bin(), RFLOAT_VALUE, T_BIGNUM, T_FIXNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE flo_pow ( VALUE  x,
VALUE  y 
) [static]

Definition at line 1009 of file numeric.c.

References DBL2NUM, FIX2LONG, rb_big2dbl(), rb_complex_raw1, rb_funcall(), rb_intern, rb_num_coerce_bin(), RFLOAT_VALUE, round(), T_BIGNUM, T_FIXNUM, T_FLOAT, and TYPE.

Referenced by Init_Numeric().

static VALUE flo_quo ( VALUE  x,
VALUE  y 
) [static]

Definition at line 872 of file numeric.c.

References rb_funcall().

Referenced by Init_Numeric().

static VALUE flo_round ( int  argc,
VALUE *  argv,
VALUE  num 
) [static]

Definition at line 1628 of file numeric.c.

References dbl2ival(), DBL2NUM, DBL_DIG, f, flo_truncate(), int_round_0(), isinf(), isnan, NUM2INT, rb_scan_args(), RFLOAT_VALUE, and round().

Referenced by Init_Numeric(), and num_round().

static VALUE flo_to_f ( VALUE  num) [static]

Definition at line 1392 of file numeric.c.

Referenced by Init_Numeric().

static VALUE flo_to_s ( VALUE  flt) [static]

Definition at line 668 of file numeric.c.

References buf, CHAR_BIT, DBL_DIG, DBL_MANT_DIG, isinf(), isnan, memmove(), rb_str_cat(), rb_str_catf(), rb_str_resize(), rb_usascii_str_new(), rb_usascii_str_new2(), rb_usascii_str_new_cstr(), RFLOAT_VALUE, RSTRING_LEN, RSTRING_PTR, ruby_dtoa(), and xfree().

Referenced by Init_Numeric().

static VALUE flo_truncate ( VALUE  num) [static]

Definition at line 1686 of file numeric.c.

References f, FIXABLE, LONG2FIX, rb_dbl2big(), RFLOAT_VALUE, and val.

Referenced by flo_round(), Init_Numeric(), and num_truncate().

static VALUE flo_uminus ( VALUE  flt) [static]

Definition at line 762 of file numeric.c.

References DBL2NUM, and RFLOAT_VALUE.

Referenced by Init_Numeric().

static VALUE flo_zero_p ( VALUE  num) [static]

Definition at line 1425 of file numeric.c.

References Qfalse, Qtrue, and RFLOAT_VALUE.

Referenced by Init_Numeric().

static void flodivmod ( double  x,
double  y,
double *  divp,
double *  modp 
) [static]

Definition at line 878 of file numeric.c.

References div, isinf(), isnan, mod, and rb_num_zerodiv().

Referenced by fix_divmod(), flo_divmod(), and ruby_float_mod().

void Init_Numeric ( void  )

Definition at line 3734 of file numeric.c.

References CLASS_OF, DBL2NUM, DBL_DIG, DBL_EPSILON, DBL_MANT_DIG, DBL_MAX, DBL_MAX_10_EXP, DBL_MAX_EXP, DBL_MIN, DBL_MIN_10_EXP, DBL_MIN_EXP, fix_abs(), fix_and(), fix_aref(), fix_cmp(), fix_div(), fix_divmod(), fix_equal(), fix_even_p(), fix_fdiv(), fix_ge(), fix_gt(), fix_idiv(), fix_le(), fix_lt(), fix_minus(), fix_mod(), fix_mul(), fix_odd_p(), fix_or(), fix_plus(), fix_pow(), fix_rev(), fix_size(), fix_succ(), fix_to_f(), fix_to_s(), fix_uminus(), fix_xor(), fix_zero_p(), flo_abs(), flo_ceil(), flo_cmp(), flo_coerce(), flo_div(), flo_divmod(), flo_eq(), flo_eql(), flo_floor(), flo_ge(), flo_gt(), flo_hash(), flo_is_finite_p(), flo_is_infinite_p(), flo_is_nan_p(), flo_le(), flo_lt(), flo_minus(), flo_mod(), flo_mul(), flo_plus(), flo_pow(), flo_quo(), flo_round(), flo_to_f(), flo_to_s(), flo_truncate(), flo_uminus(), flo_zero_p(), FLT_RADIX, FLT_ROUNDS, id_coerce, id_div, id_eq, id_to_i, INT2FIX, int_chr(), int_dotimes(), int_downto(), int_even_p(), int_int_p(), int_odd_p(), int_ord(), int_pred, int_round(), int_succ, int_to_i(), int_upto(), num_abs(), num_ceil(), num_cmp(), num_coerce(), num_div(), num_divmod(), num_eql(), num_fdiv(), num_floor(), num_imaginary(), num_init_copy(), num_int_p(), num_modulo(), num_nonzero_p(), num_quo(), num_real_p(), num_remainder(), num_round(), num_sadded(), num_step(), num_to_int(), num_truncate(), num_uminus(), num_uplus(), num_zero_p(), rb_cFixnum, rb_cFloat, rb_cInteger, rb_cNumeric, rb_cObject, rb_define_alias(), rb_define_class(), rb_define_const(), rb_define_method(), rb_eFloatDomainError, rb_eRangeError, rb_eStandardError, rb_eZeroDivError, rb_fix_lshift(), rb_fix_rshift(), rb_include_module(), rb_intern, rb_mComparable, rb_undef_alloc_func(), and rb_undef_method().

static VALUE int_chr ( int  argc,
VALUE *  argv,
VALUE  num 
) [static]

Definition at line 2473 of file numeric.c.

References FIX2LONG, FIXNUM_P, rb_ascii8bit_encoding(), rb_check_arity, rb_default_internal_encoding(), rb_enc_uint_chr(), rb_eRangeError, rb_num_to_uint(), rb_raise(), rb_str_new(), rb_to_encoding(), and rb_usascii_str_new().

Referenced by Init_Numeric().

static VALUE int_dotimes ( VALUE  num) [static]

Definition at line 3597 of file numeric.c.

References FIX2LONG, FIXNUM_P, INT2FIX, int_dotimes_size(), LONG2FIX, rb_funcall(), rb_yield(), RETURN_SIZED_ENUMERATOR, and RTEST.

Referenced by Init_Numeric().

static VALUE int_dotimes_size ( VALUE  num) [static]

Definition at line 3566 of file numeric.c.

References FIXNUM_P, INT2FIX, NUM2LONG, rb_funcall(), and RTEST.

Referenced by int_dotimes().

static VALUE int_downto ( VALUE  from,
VALUE  to 
) [static]

Definition at line 3542 of file numeric.c.

References FIX2LONG, FIXNUM_P, INT2FIX, int_downto_size(), LONG2FIX, NIL_P, rb_cmperr(), rb_funcall(), rb_yield(), and RETURN_SIZED_ENUMERATOR.

Referenced by Init_Numeric().

static VALUE int_downto_size ( VALUE  from,
VALUE  args 
) [static]

Definition at line 3518 of file numeric.c.

References FALSE, INT2FIX, num_interval_step_size(), and RARRAY_PTR.

Referenced by int_downto().

static VALUE int_even_p ( VALUE  num) [static]

Definition at line 2367 of file numeric.c.

References INT2FIX, Qfalse, Qtrue, and rb_funcall().

Referenced by fix_pow(), and Init_Numeric().

static VALUE int_int_p ( VALUE  num) [static]

Definition at line 2338 of file numeric.c.

References Qtrue.

Referenced by Init_Numeric().

static VALUE int_odd_p ( VALUE  num) [static]

Definition at line 2351 of file numeric.c.

References INT2FIX, Qfalse, Qtrue, and rb_funcall().

Referenced by Init_Numeric().

static VALUE int_ord ( VALUE  num) [static]

Definition at line 2530 of file numeric.c.

Referenced by Init_Numeric().

static VALUE int_pow ( long  x,
unsigned long  y 
) [static]

Definition at line 2934 of file numeric.c.

References FIT_SQRT_LONG, LONG2NUM, MUL_OVERFLOW_FIXNUM_P, neg, rb_big_mul(), rb_big_pow(), and rb_int2big().

Referenced by fix_pow(), and int_round_0().

static VALUE int_round ( int  argc,
VALUE *  argv,
VALUE  num 
) [static]

Definition at line 3635 of file numeric.c.

References int_round_0(), NUM2INT, rb_Float(), and rb_scan_args().

Referenced by Init_Numeric().

static VALUE int_round_0 ( VALUE  num,
int  ndigits 
) [static]

Definition at line 1559 of file numeric.c.

References f, FIX2LONG, FIXNUM_P, INT2FIX, int_pow(), LONG2NUM, neg, negative_int_p(), rb_funcall(), rb_intern, RB_TYPE_P, RTEST, SIGNED_VALUE, and T_FLOAT.

Referenced by flo_round(), and int_round().

static VALUE int_to_i ( VALUE  num) [static]

Definition at line 2325 of file numeric.c.

Referenced by Init_Numeric().

static VALUE int_upto ( VALUE  from,
VALUE  to 
) [static]

Definition at line 3494 of file numeric.c.

References FIX2LONG, FIXNUM_P, INT2FIX, int_upto_size(), LONG2FIX, NIL_P, rb_cmperr(), rb_funcall(), rb_yield(), and RETURN_SIZED_ENUMERATOR.

Referenced by Init_Numeric().

static VALUE int_upto_size ( VALUE  from,
VALUE  args 
) [static]

Definition at line 3471 of file numeric.c.

References FALSE, INT2FIX, num_interval_step_size(), and RARRAY_PTR.

Referenced by int_upto().

static int negative_int_p ( VALUE  num) [inline, static]

Definition at line 181 of file numeric.c.

References FIXNUM_P, INT2FIX, method_basic_p, rb_cBignum, rb_cFixnum, rb_funcall(), RB_TYPE_P, RBIGNUM_NEGATIVE_P, RTEST, SIGNED_VALUE, and T_BIGNUM.

Referenced by fix_pow(), int_round_0(), num_abs(), num_remainder(), rb_fix2ushort(), rb_num2ushort(), and rb_num_negative_p().

NORETURN ( static void   coerce_failedVALUE x, VALUE y)
static VALUE num_abs ( VALUE  num) [static]

Definition at line 566 of file numeric.c.

References negative_int_p(), rb_funcall(), and rb_intern.

Referenced by Init_Numeric().

static VALUE num_ceil ( VALUE  num) [static]

Definition at line 1736 of file numeric.c.

References flo_ceil(), and rb_Float().

Referenced by Init_Numeric().

static VALUE num_cmp ( VALUE  x,
VALUE  y 
) [static]

Definition at line 1058 of file numeric.c.

References INT2FIX, and Qnil.

Referenced by Init_Numeric().

static VALUE num_coerce ( VALUE  x,
VALUE  y 
) [static]

Definition at line 219 of file numeric.c.

References CLASS_OF, rb_assoc_new(), and rb_Float().

Referenced by Init_Numeric().

static VALUE num_div ( VALUE  x,
VALUE  y 
) [static]

Definition at line 425 of file numeric.c.

References INT2FIX, rb_equal(), rb_funcall(), rb_intern, and rb_num_zerodiv().

Referenced by Init_Numeric(), and num_divmod().

static VALUE num_divmod ( VALUE  x,
VALUE  y 
) [static]

Definition at line 518 of file numeric.c.

References num_div(), num_modulo(), and rb_assoc_new().

Referenced by Init_Numeric().

static VALUE num_eql ( VALUE  x,
VALUE  y 
) [static]

Definition at line 1042 of file numeric.c.

References Qfalse, rb_equal(), and TYPE.

Referenced by Init_Numeric().

static VALUE num_equal ( VALUE  x,
VALUE  y 
) [static]

Definition at line 1065 of file numeric.c.

References id_eq, Qtrue, and rb_funcall().

Referenced by fix_equal(), and flo_eq().

static VALUE num_fdiv ( VALUE  x,
VALUE  y 
) [static]

Definition at line 404 of file numeric.c.

References rb_Float(), and rb_funcall().

Referenced by Init_Numeric().

static VALUE num_floor ( VALUE  num) [static]

Definition at line 1714 of file numeric.c.

References flo_floor(), and rb_Float().

Referenced by Init_Numeric().

static VALUE num_imaginary ( VALUE  num) [static]

Definition at line 358 of file numeric.c.

References INT2FIX, and rb_complex_new().

Referenced by Init_Numeric().

static VALUE num_init_copy ( VALUE  x,
VALUE  y 
) [static]

Definition at line 328 of file numeric.c.

References PRIsVALUE, rb_eTypeError, rb_obj_class(), and rb_raise().

Referenced by Init_Numeric().

static VALUE num_int_p ( VALUE  num) [static]

Definition at line 548 of file numeric.c.

References Qfalse.

Referenced by Init_Numeric().

VALUE num_interval_step_size ( VALUE  from,
VALUE  to,
VALUE  step,
int  excl 
)

Definition at line 1824 of file numeric.c.

References cmp, DBL2NUM, diff(), FIX2LONG, FIXNUM_P, id_div, INT2FIX, isinf(), LONG2FIX, NUM2DBL, POSFIXABLE, rb_dbl2big(), rb_funcall(), rb_num_zerodiv(), RB_TYPE_P, result, RTEST, ruby_float_step_size(), T_FLOAT, and ULONG2NUM.

Referenced by int_downto_size(), int_upto_size(), num_step_size(), range_size(), and range_step_size().

static VALUE num_modulo ( VALUE  x,
VALUE  y 
) [static]

Definition at line 445 of file numeric.c.

References rb_funcall(), and rb_intern.

Referenced by Init_Numeric(), and num_divmod().

static VALUE num_nonzero_p ( VALUE  num) [static]

Definition at line 605 of file numeric.c.

References Qnil, rb_funcall(), rb_intern, and RTEST.

Referenced by Init_Numeric().

static VALUE num_quo ( VALUE  x,
VALUE  y 
) [static]

Definition at line 390 of file numeric.c.

References rb_funcall(), and rb_rational_raw1.

Referenced by Init_Numeric().

static VALUE num_real_p ( VALUE  num) [static]

Definition at line 532 of file numeric.c.

References Qtrue.

Referenced by Init_Numeric().

static VALUE num_remainder ( VALUE  x,
VALUE  y 
) [static]

Definition at line 462 of file numeric.c.

References INT2FIX, negative_int_p(), positive_int_p(), rb_equal(), and rb_funcall().

Referenced by Init_Numeric().

static VALUE num_round ( int  argc,
VALUE *  argv,
VALUE  num 
) [static]

Definition at line 1752 of file numeric.c.

References flo_round(), and rb_Float().

Referenced by Init_Numeric().

static VALUE num_sadded ( VALUE  x,
VALUE  name 
) [static]

Definition at line 312 of file numeric.c.

References PRIsVALUE, rb_eTypeError, rb_id2str(), rb_obj_class(), rb_raise(), rb_remove_method_id(), rb_singleton_class(), and rb_to_id().

Referenced by Init_Numeric().

static VALUE num_step ( int  argc,
VALUE *  argv,
VALUE  from 
) [static]

Definition at line 1901 of file numeric.c.

References cmp, diff(), FALSE, FIX2LONG, FIXNUM_P, INT2FIX, LONG2FIX, num_step_size(), positive_int_p(), rb_check_arity, rb_eArgError, rb_equal(), rb_funcall(), rb_raise(), rb_yield(), RETURN_SIZED_ENUMERATOR, RTEST, and ruby_float_step().

Referenced by Init_Numeric().

static VALUE num_step_size ( VALUE  from,
VALUE  args 
) [static]

Definition at line 1864 of file numeric.c.

References FALSE, INT2FIX, num_interval_step_size(), RARRAY_LEN, and RARRAY_PTR.

Referenced by num_step().

static VALUE num_to_int ( VALUE  num) [static]

Definition at line 625 of file numeric.c.

References id_to_i, and rb_funcall().

Referenced by Init_Numeric().

static VALUE num_truncate ( VALUE  num) [static]

Definition at line 1767 of file numeric.c.

References flo_truncate(), and rb_Float().

Referenced by Init_Numeric().

static VALUE num_uminus ( VALUE  num) [static]

Definition at line 372 of file numeric.c.

References do_coerce(), INT2FIX, rb_funcall(), TRUE, and zero().

Referenced by Init_Numeric().

static VALUE num_uplus ( VALUE  num) [static]

Definition at line 344 of file numeric.c.

Referenced by Init_Numeric().

static VALUE num_zero_p ( VALUE  num) [static]

Definition at line 583 of file numeric.c.

References INT2FIX, Qfalse, Qtrue, and rb_equal().

Referenced by Init_Numeric().

static int positive_int_p ( VALUE  num) [inline, static]

Definition at line 165 of file numeric.c.

References FIXNUM_P, INT2FIX, method_basic_p, rb_cBignum, rb_cFixnum, rb_funcall(), RB_TYPE_P, RBIGNUM_POSITIVE_P, RTEST, SIGNED_VALUE, and T_BIGNUM.

Referenced by num_remainder(), and num_step().

VALUE rb_dbl_cmp ( double  a,
double  b 
)

Definition at line 1131 of file numeric.c.

References INT2FIX, isnan, and Qnil.

Referenced by flo_cmp().

VALUE rb_enc_uint_chr ( unsigned int  code,
rb_encoding *  enc 
)

Definition at line 2439 of file numeric.c.

References ONIGERR_INVALID_CODE_POINT_VALUE, ONIGERR_TOO_BIG_WIDE_CHAR_VALUE, rb_enc_codelen(), rb_enc_mbcput, rb_enc_name, rb_enc_precise_mbclen(), rb_enc_str_new(), rb_eRangeError, rb_raise(), RSTRING_END, and RSTRING_PTR.

Referenced by int_chr(), and rb_io_ungetc().

long rb_fix2int ( VALUE  val)

Definition at line 2112 of file numeric.c.

References FIX2INT.

short rb_fix2short ( VALUE  val)

Definition at line 2161 of file numeric.c.

References check_short(), FIX2LONG, FIXNUM_P, and rb_num2long().

VALUE rb_fix2str ( VALUE  x,
int  base 
)

Definition at line 2568 of file numeric.c.

References buf, CHAR_BIT, FIX2LONG, neg, rb_eArgError, rb_raise(), rb_usascii_str_new2(), ruby_digitmap, and SIZEOF_VALUE.

Referenced by call_original_exit(), fix_to_s(), ole_typedesc2val(), and rb_big2str0().

unsigned short rb_fix2ushort ( VALUE  val)

Definition at line 2179 of file numeric.c.

References check_ushort(), FIX2ULONG, FIXNUM_P, negative_int_p(), and rb_num2ushort().

static VALUE rb_fix_lshift ( VALUE  x,
VALUE  y 
) [static]

Definition at line 3310 of file numeric.c.

References FIX2LONG, fix_lshift(), fix_rshift(), FIXNUM_P, NUM2LONG, rb_big_lshift(), and rb_int2big().

Referenced by Init_Numeric().

static VALUE rb_fix_rshift ( VALUE  x,
VALUE  y 
) [static]

Definition at line 3342 of file numeric.c.

References FIX2LONG, fix_lshift(), fix_rshift(), FIXNUM_P, rb_big_rshift(), and rb_int2big().

Referenced by Init_Numeric().

VALUE rb_float_new_in_heap ( double  d)

Definition at line 648 of file numeric.c.

References NEWOBJ_OF, OBJ_FREEZE, rb_cFloat, and T_FLOAT.

Referenced by rb_float_new().

VALUE rb_int_pred ( VALUE  num)

Definition at line 2427 of file numeric.c.

References FIX2LONG, FIXNUM_P, INT2FIX, LONG2NUM, and rb_funcall().

VALUE rb_int_succ ( VALUE  num)

Definition at line 2405 of file numeric.c.

References FIX2LONG, FIXNUM_P, INT2FIX, LONG2NUM, and rb_funcall().

Referenced by enumerator_with_index_i().

VALUE rb_num2fix ( VALUE  val)

Definition at line 2193 of file numeric.c.

References FIXABLE, FIXNUM_P, LONG2FIX, PRIdVALUE, rb_eRangeError, rb_num2long(), rb_raise(), and SIGNED_VALUE.

long rb_num2int ( VALUE  val)

Definition at line 2106 of file numeric.c.

References rb_num2long().

SIGNED_VALUE rb_num2long ( VALUE  val)

Definition at line 1963 of file numeric.c.

References buf, FIX2LONG, FIXNUM_P, LONG_MAX_PLUS_ONE, LONG_MIN_MINUS_ONE, NIL_P, rb_big2long(), rb_eRangeError, rb_eTypeError, rb_raise(), rb_to_int(), RFLOAT_VALUE, SIGNED_VALUE, snprintf, strchr(), T_BIGNUM, T_FLOAT, and TYPE.

Referenced by rb_fix2short(), rb_num2fix(), rb_num2int(), rb_num2long_inline(), and rb_num2short().

short rb_num2short ( VALUE  val)

Definition at line 2152 of file numeric.c.

References check_short(), and rb_num2long().

Referenced by rb_num2short_inline().

VALUE rb_num2ulong ( VALUE  val)

Definition at line 1997 of file numeric.c.

References buf, FIX2LONG, FIXNUM_P, LONG_MIN_MINUS_ONE, NIL_P, rb_big2ulong(), rb_eRangeError, rb_eTypeError, rb_raise(), rb_to_int(), RFLOAT_VALUE, snprintf, strchr(), T_BIGNUM, T_FLOAT, TYPE, and ULONG_MAX_PLUS_ONE.

Referenced by rb_num2ulong_inline(), and rb_num2ushort().

unsigned short rb_num2ushort ( VALUE  val)

Definition at line 2170 of file numeric.c.

References check_ushort(), negative_int_p(), and rb_num2ulong().

Referenced by rb_fix2ushort().

VALUE rb_num_coerce_bin ( VALUE  x,
VALUE  y,
ID  func 
)

Definition at line 279 of file numeric.c.

References do_coerce(), rb_funcall(), and TRUE.

Referenced by f_addsub(), f_divide(), fix_divide(), fix_divmod(), fix_fdiv(), fix_minus(), fix_mod(), fix_mul(), fix_plus(), fix_pow(), flo_div(), flo_divmod(), flo_minus(), flo_mod(), flo_mul(), flo_plus(), flo_pow(), nucomp_expt(), nucomp_mul(), nurat_add(), nurat_div(), nurat_expt(), nurat_mul(), nurat_sub(), rb_big_divide(), rb_big_divmod(), rb_big_fdiv(), rb_big_minus(), rb_big_modulo(), rb_big_mul(), rb_big_plus(), rb_big_pow(), and rb_big_remainder().

VALUE rb_num_coerce_bit ( VALUE  x,
VALUE  y,
ID  func 
)

Definition at line 3224 of file numeric.c.

References bit_coerce(), rb_funcall(), and TRUE.

Referenced by rb_big_and(), rb_big_or(), and rb_big_xor().

VALUE rb_num_coerce_cmp ( VALUE  x,
VALUE  y,
ID  func 
)

Definition at line 286 of file numeric.c.

References do_coerce(), FALSE, Qnil, and rb_funcall().

Referenced by BigDecimalCmp(), cmp_gen(), equal_gen(), fix_cmp(), flo_cmp(), nurat_cmp(), and rb_big_cmp().

VALUE rb_num_coerce_relop ( VALUE  x,
VALUE  y,
ID  func 
)

Definition at line 294 of file numeric.c.

References do_coerce(), FALSE, NIL_P, Qnil, rb_cmperr(), and rb_funcall().

Referenced by big_op(), BigDecimalCmp(), fix_ge(), fix_gt(), fix_le(), fix_lt(), flo_ge(), flo_gt(), flo_le(), and flo_lt().

int rb_num_negative_p ( VALUE  num)

Definition at line 197 of file numeric.c.

References negative_int_p().

Referenced by rb_random_ulong_limited().

int rb_num_to_uint ( VALUE  val,
unsigned int *  ret 
)

Definition at line 130 of file numeric.c.

References DIGSPERLONG, FIX2LONG, FIXNUM_P, NUMERR_NEGATIVE, NUMERR_TOOLARGE, NUMERR_TYPE, rb_big2ulong(), RBIGNUM_LEN, RBIGNUM_NEGATIVE_P, T_BIGNUM, and TYPE.

Referenced by int_chr(), and rb_str_concat().

void rb_num_zerodiv ( void  )

Definition at line 123 of file numeric.c.

References rb_eZeroDivError, and rb_raise().

Referenced by bigdivrem(), fix_divide(), fixdivmod(), flodivmod(), num_div(), num_interval_step_size(), quo(), rb_big_divide(), wdivmod(), and wquo().

void rb_out_of_short ( SIGNED_VALUE  num)

Definition at line 2119 of file numeric.c.

References PRIdVALUE, rb_eRangeError, and rb_raise().

Referenced by check_short().

double round ( double  x)

Definition at line 92 of file numeric.c.

References f.

Referenced by BigDecimal_power(), d_lite_plus(), dbl2ival(), fix_pow(), flo_pow(), flo_round(), offset_to_sec(), rb_big_pow(), and wholenum_p().

double ruby_float_mod ( double  x,
double  y 
)

Definition at line 913 of file numeric.c.

References flodivmod(), and mod.

Referenced by fix_mod(), and flo_mod().

int ruby_float_step ( VALUE  from,
VALUE  to,
VALUE  step,
int  excl 
)

Definition at line 1798 of file numeric.c.

References DBL2NUM, FALSE, isinf(), NUM2DBL, RB_TYPE_P, rb_yield(), ruby_float_step_size(), T_FLOAT, and TRUE.

Referenced by num_step(), and range_step().

static double ruby_float_step_size ( double  beg,
double  end,
double  unit,
int  excl 
) [static]

Definition at line 1773 of file numeric.c.

References DBL_EPSILON, err, and isinf().

Referenced by num_interval_step_size(), and ruby_float_step().

Variable Documentation

ID id_coerce [static]

Definition at line 112 of file numeric.c.

Referenced by coerce_body(), do_coerce(), and Init_Numeric().

ID id_div [static]

Definition at line 112 of file numeric.c.

Referenced by Init_Numeric(), and num_interval_step_size().

ID id_eq [static]

Definition at line 112 of file numeric.c.

Referenced by Init_Numeric(), and num_equal().

ID id_to_i [static]

Definition at line 112 of file numeric.c.

Referenced by Init_Numeric(), and num_to_int().

VALUE rb_cFixnum

Definition at line 117 of file numeric.c.

VALUE rb_cFloat

Definition at line 115 of file numeric.c.

VALUE rb_cInteger

Definition at line 116 of file numeric.c.

VALUE rb_cNumeric

Definition at line 114 of file numeric.c.

VALUE rb_eFloatDomainError

Definition at line 120 of file numeric.c.

VALUE rb_eZeroDivError

Definition at line 119 of file numeric.c.

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