|
@@ -1,4 +1,3 @@
|
|
|
-
|
|
|
|
|
|
* ====================================================
|
|
|
* Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
|
|
@@ -10,10 +9,6 @@
|
|
|
* ====================================================
|
|
|
*/
|
|
|
|
|
|
-#if defined(LIBM_SCCS) && !defined(lint)
|
|
|
-static char rcsid[] = "$NetBSD: e_j1.c,v 1.8 1995/05/10 20:45:27 jtc Exp $";
|
|
|
-#endif
|
|
|
-
|
|
|
|
|
|
* Bessel function of the first and second kinds of order zero.
|
|
|
* Method -- j1(x):
|
|
@@ -62,18 +57,9 @@ static char rcsid[] = "$NetBSD: e_j1.c,v 1.8 1995/05/10 20:45:27 jtc Exp $";
|
|
|
#include "math.h"
|
|
|
#include "math_private.h"
|
|
|
|
|
|
-
|
|
|
-#ifdef __STDC__
|
|
|
static double pone(double), qone(double);
|
|
|
-#else
|
|
|
-static double pone(), qone();
|
|
|
-#endif
|
|
|
|
|
|
-#ifdef __STDC__
|
|
|
static const double
|
|
|
-#else
|
|
|
-static double
|
|
|
-#endif
|
|
|
huge = 1e300,
|
|
|
one = 1.0,
|
|
|
invsqrtpi= 5.64189583547756279280e-01,
|
|
@@ -89,18 +75,9 @@ s03 = 1.17718464042623683263e-06,
|
|
|
s04 = 5.04636257076217042715e-09,
|
|
|
s05 = 1.23542274426137913908e-11;
|
|
|
|
|
|
-#ifdef __STDC__
|
|
|
static const double zero = 0.0;
|
|
|
-#else
|
|
|
-static double zero = 0.0;
|
|
|
-#endif
|
|
|
|
|
|
-#ifdef __STDC__
|
|
|
- double attribute_hidden __ieee754_j1(double x)
|
|
|
-#else
|
|
|
- double attribute_hidden __ieee754_j1(x)
|
|
|
- double x;
|
|
|
-#endif
|
|
|
+double attribute_hidden __ieee754_j1(double x)
|
|
|
{
|
|
|
double z, s,c,ss,cc,r,u,v,y;
|
|
|
int32_t hx,ix;
|
|
@@ -141,22 +118,14 @@ static double zero = 0.0;
|
|
|
return(x*0.5+r/s);
|
|
|
}
|
|
|
|
|
|
-#ifdef __STDC__
|
|
|
static const double U0[5] = {
|
|
|
-#else
|
|
|
-static double U0[5] = {
|
|
|
-#endif
|
|
|
-1.96057090646238940668e-01,
|
|
|
5.04438716639811282616e-02,
|
|
|
-1.91256895875763547298e-03,
|
|
|
2.35252600561610495928e-05,
|
|
|
-9.19099158039878874504e-08,
|
|
|
};
|
|
|
-#ifdef __STDC__
|
|
|
static const double V0[5] = {
|
|
|
-#else
|
|
|
-static double V0[5] = {
|
|
|
-#endif
|
|
|
1.99167318236649903973e-02,
|
|
|
2.02552581025135171496e-04,
|
|
|
1.35608801097516229404e-06,
|
|
@@ -164,12 +133,7 @@ static double V0[5] = {
|
|
|
1.66559246207992079114e-11,
|
|
|
};
|
|
|
|
|
|
-#ifdef __STDC__
|
|
|
- double attribute_hidden __ieee754_y1(double x)
|
|
|
-#else
|
|
|
- double attribute_hidden __ieee754_y1(x)
|
|
|
- double x;
|
|
|
-#endif
|
|
|
+double attribute_hidden __ieee754_y1(double x)
|
|
|
{
|
|
|
double z, s,c,ss,cc,u,v;
|
|
|
int32_t hx,ix,lx;
|
|
@@ -227,11 +191,7 @@ static double V0[5] = {
|
|
|
* | pone(x)-1-R/S | <= 2 ** ( -60.06)
|
|
|
*/
|
|
|
|
|
|
-#ifdef __STDC__
|
|
|
static const double pr8[6] = {
|
|
|
-#else
|
|
|
-static double pr8[6] = {
|
|
|
-#endif
|
|
|
0.00000000000000000000e+00,
|
|
|
1.17187499999988647970e-01,
|
|
|
1.32394806593073575129e+01,
|
|
@@ -239,11 +199,7 @@ static double pr8[6] = {
|
|
|
3.87474538913960532227e+03,
|
|
|
7.91447954031891731574e+03,
|
|
|
};
|
|
|
-#ifdef __STDC__
|
|
|
static const double ps8[5] = {
|
|
|
-#else
|
|
|
-static double ps8[5] = {
|
|
|
-#endif
|
|
|
1.14207370375678408436e+02,
|
|
|
3.65093083420853463394e+03,
|
|
|
3.69562060269033463555e+04,
|
|
@@ -251,11 +207,7 @@ static double ps8[5] = {
|
|
|
3.08042720627888811578e+04,
|
|
|
};
|
|
|
|
|
|
-#ifdef __STDC__
|
|
|
static const double pr5[6] = {
|
|
|
-#else
|
|
|
-static double pr5[6] = {
|
|
|
-#endif
|
|
|
1.31990519556243522749e-11,
|
|
|
1.17187493190614097638e-01,
|
|
|
6.80275127868432871736e+00,
|
|
@@ -263,11 +215,7 @@ static double pr5[6] = {
|
|
|
5.17636139533199752805e+02,
|
|
|
5.28715201363337541807e+02,
|
|
|
};
|
|
|
-#ifdef __STDC__
|
|
|
static const double ps5[5] = {
|
|
|
-#else
|
|
|
-static double ps5[5] = {
|
|
|
-#endif
|
|
|
5.92805987221131331921e+01,
|
|
|
9.91401418733614377743e+02,
|
|
|
5.35326695291487976647e+03,
|
|
@@ -275,11 +223,7 @@ static double ps5[5] = {
|
|
|
1.50404688810361062679e+03,
|
|
|
};
|
|
|
|
|
|
-#ifdef __STDC__
|
|
|
static const double pr3[6] = {
|
|
|
-#else
|
|
|
-static double pr3[6] = {
|
|
|
-#endif
|
|
|
3.02503916137373618024e-09,
|
|
|
1.17186865567253592491e-01,
|
|
|
3.93297750033315640650e+00,
|
|
@@ -287,11 +231,7 @@ static double pr3[6] = {
|
|
|
9.10550110750781271918e+01,
|
|
|
4.85590685197364919645e+01,
|
|
|
};
|
|
|
-#ifdef __STDC__
|
|
|
static const double ps3[5] = {
|
|
|
-#else
|
|
|
-static double ps3[5] = {
|
|
|
-#endif
|
|
|
3.47913095001251519989e+01,
|
|
|
3.36762458747825746741e+02,
|
|
|
1.04687139975775130551e+03,
|
|
@@ -299,11 +239,7 @@ static double ps3[5] = {
|
|
|
1.03787932439639277504e+02,
|
|
|
};
|
|
|
|
|
|
-#ifdef __STDC__
|
|
|
static const double pr2[6] = {
|
|
|
-#else
|
|
|
-static double pr2[6] = {
|
|
|
-#endif
|
|
|
1.07710830106873743082e-07,
|
|
|
1.17176219462683348094e-01,
|
|
|
2.36851496667608785174e+00,
|
|
@@ -311,11 +247,7 @@ static double pr2[6] = {
|
|
|
1.76939711271687727390e+01,
|
|
|
5.07352312588818499250e+00,
|
|
|
};
|
|
|
-#ifdef __STDC__
|
|
|
static const double ps2[5] = {
|
|
|
-#else
|
|
|
-static double ps2[5] = {
|
|
|
-#endif
|
|
|
2.14364859363821409488e+01,
|
|
|
1.25290227168402751090e+02,
|
|
|
2.32276469057162813669e+02,
|
|
@@ -323,18 +255,9 @@ static double ps2[5] = {
|
|
|
8.36463893371618283368e+00,
|
|
|
};
|
|
|
|
|
|
-#ifdef __STDC__
|
|
|
static double pone(double x)
|
|
|
-#else
|
|
|
- static double pone(x)
|
|
|
- double x;
|
|
|
-#endif
|
|
|
{
|
|
|
-#ifdef __STDC__
|
|
|
const double *p=0,*q=0;
|
|
|
-#else
|
|
|
- double *p,*q;
|
|
|
-#endif
|
|
|
double z,r,s;
|
|
|
int32_t ix;
|
|
|
GET_HIGH_WORD(ix,x);
|
|
@@ -360,11 +283,7 @@ static double ps2[5] = {
|
|
|
* | qone(x)/s -0.375-R/S | <= 2 ** ( -61.13)
|
|
|
*/
|
|
|
|
|
|
-#ifdef __STDC__
|
|
|
static const double qr8[6] = {
|
|
|
-#else
|
|
|
-static double qr8[6] = {
|
|
|
-#endif
|
|
|
0.00000000000000000000e+00,
|
|
|
-1.02539062499992714161e-01,
|
|
|
-1.62717534544589987888e+01,
|
|
@@ -372,11 +291,7 @@ static double qr8[6] = {
|
|
|
-1.18498066702429587167e+04,
|
|
|
-4.84385124285750353010e+04,
|
|
|
};
|
|
|
-#ifdef __STDC__
|
|
|
static const double qs8[6] = {
|
|
|
-#else
|
|
|
-static double qs8[6] = {
|
|
|
-#endif
|
|
|
1.61395369700722909556e+02,
|
|
|
7.82538599923348465381e+03,
|
|
|
1.33875336287249578163e+05,
|
|
@@ -385,11 +300,7 @@ static double qs8[6] = {
|
|
|
-2.94490264303834643215e+05,
|
|
|
};
|
|
|
|
|
|
-#ifdef __STDC__
|
|
|
static const double qr5[6] = {
|
|
|
-#else
|
|
|
-static double qr5[6] = {
|
|
|
-#endif
|
|
|
-2.08979931141764104297e-11,
|
|
|
-1.02539050241375426231e-01,
|
|
|
-8.05644828123936029840e+00,
|
|
@@ -397,11 +308,7 @@ static double qr5[6] = {
|
|
|
-1.37319376065508163265e+03,
|
|
|
-2.61244440453215656817e+03,
|
|
|
};
|
|
|
-#ifdef __STDC__
|
|
|
static const double qs5[6] = {
|
|
|
-#else
|
|
|
-static double qs5[6] = {
|
|
|
-#endif
|
|
|
8.12765501384335777857e+01,
|
|
|
1.99179873460485964642e+03,
|
|
|
1.74684851924908907677e+04,
|
|
@@ -410,11 +317,7 @@ static double qs5[6] = {
|
|
|
-4.71918354795128470869e+03,
|
|
|
};
|
|
|
|
|
|
-#ifdef __STDC__
|
|
|
static const double qr3[6] = {
|
|
|
-#else
|
|
|
-static double qr3[6] = {
|
|
|
-#endif
|
|
|
-5.07831226461766561369e-09,
|
|
|
-1.02537829820837089745e-01,
|
|
|
-4.61011581139473403113e+00,
|
|
@@ -422,11 +325,7 @@ static double qr3[6] = {
|
|
|
-2.28244540737631695038e+02,
|
|
|
-2.19210128478909325622e+02,
|
|
|
};
|
|
|
-#ifdef __STDC__
|
|
|
static const double qs3[6] = {
|
|
|
-#else
|
|
|
-static double qs3[6] = {
|
|
|
-#endif
|
|
|
4.76651550323729509273e+01,
|
|
|
6.73865112676699709482e+02,
|
|
|
3.38015286679526343505e+03,
|
|
@@ -435,11 +334,7 @@ static double qs3[6] = {
|
|
|
-1.35201191444307340817e+02,
|
|
|
};
|
|
|
|
|
|
-#ifdef __STDC__
|
|
|
static const double qr2[6] = {
|
|
|
-#else
|
|
|
-static double qr2[6] = {
|
|
|
-#endif
|
|
|
-1.78381727510958865572e-07,
|
|
|
-1.02517042607985553460e-01,
|
|
|
-2.75220568278187460720e+00,
|
|
@@ -447,11 +342,7 @@ static double qr2[6] = {
|
|
|
-4.23253133372830490089e+01,
|
|
|
-2.13719211703704061733e+01,
|
|
|
};
|
|
|
-#ifdef __STDC__
|
|
|
static const double qs2[6] = {
|
|
|
-#else
|
|
|
-static double qs2[6] = {
|
|
|
-#endif
|
|
|
2.95333629060523854548e+01,
|
|
|
2.52981549982190529136e+02,
|
|
|
7.57502834868645436472e+02,
|
|
@@ -460,18 +351,9 @@ static double qs2[6] = {
|
|
|
-4.95949898822628210127e+00,
|
|
|
};
|
|
|
|
|
|
-#ifdef __STDC__
|
|
|
static double qone(double x)
|
|
|
-#else
|
|
|
- static double qone(x)
|
|
|
- double x;
|
|
|
-#endif
|
|
|
{
|
|
|
-#ifdef __STDC__
|
|
|
const double *p=0,*q=0;
|
|
|
-#else
|
|
|
- double *p,*q;
|
|
|
-#endif
|
|
|
double s,r,z;
|
|
|
int32_t ix;
|
|
|
GET_HIGH_WORD(ix,x);
|