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11210 libm should be cstyle(1ONBLD) clean
*** 20,35 ****
*/
/*
* Copyright 2011 Nexenta Systems, Inc. All rights reserved.
*/
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
! /* INDENT OFF */
/*
* __k_cosl( long double x; long double y )
* kernel cos function on [-pi/4, pi/4], pi/4 ~ 0.785398164
* Input x is assumed to be bounded by ~pi/4 in magnitude.
* Input y is the tail of x.
--- 20,36 ----
*/
/*
* Copyright 2011 Nexenta Systems, Inc. All rights reserved.
*/
+
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
! /* BEGIN CSTYLED */
/*
* __k_cosl( long double x; long double y )
* kernel cos function on [-pi/4, pi/4], pi/4 ~ 0.785398164
* Input x is assumed to be bounded by ~pi/4 in magnitude.
* Input y is the tail of x.
*** 59,146 ****
* let a= _TBL_cos_hi[i], b = _TBL_cos_lo[i], c= _TBL_sin_hi[i],
* x = (x-t)+y
* z = x*x;
* cos(t+x) = a+(b+ (-c*x*(1+z*(pp1+z*pp2))+a*(z*(qq1+z*qq2)))
*/
#include "libm.h"
#include <sys/isa_defs.h>
extern const long double _TBL_cosl_hi[], _TBL_cosl_lo[], _TBL_sinl_hi[];
! static const long double
! one = 1.0,
/*
* |sin(x) - (x+pp1*x^3+...+ pp5*x^11 )| <= 2^-122.32 for |x|<1/64
*/
! pp1 = -1.666666666666666666666666666586782940810e-0001L,
! pp2 = 8.333333333333333333333003723660929317540e-0003L,
! pp3 = -1.984126984126984076045903483778337804470e-0004L,
! pp4 = 2.755731922361906641319723106210900949413e-0006L,
! pp5 = -2.505198398570947019093998469135012057673e-0008L,
/*
*
* |cos(x) - (1+q1*x^2+...+q8*x^16)| <= 2^-117.11 for |x|<= 0.15625
*/
! q1 = -4.999999999999999999999999999999756416975e-0001L,
! q2 = 4.166666666666666666666666664006066577258e-0002L,
! q3 = -1.388888888888888888888877700363937169637e-0003L,
! q4 = 2.480158730158730158494468463031814083559e-0005L,
! q5 = -2.755731922398586276322819250356005542871e-0007L,
! q6 = 2.087675698767424261441959760729854017855e-0009L,
! q7 = -1.147074481239662089072452129010790774761e-0011L,
! q8 = 4.777761647399651599730663422263531034782e-0014L,
/*
*
* |cos(x) - (1+qq1*x^2+...+ qq5*x^10)| <= 2^-123.84 for |x|<=1/128
*/
! qq1 = -4.999999999999999999999999999999378373641e-0001L,
! qq2 = 4.166666666666666666666665478399327703130e-0002L,
! qq3 = -1.388888888888888888058211230618051613494e-0003L,
! qq4 = 2.480158730156105377771585658905303111866e-0005L,
! qq5 = -2.755728099762526325736488376695157008736e-0007L;
! /* INDENT ON */
long double
! __k_cosl(long double x, long double y) {
long double a, t, z, w;
! int *pt = (int *) &t, *px = (int *) &x;
int i, j, hx, ix;
t = 1.0;
#if defined(__i386) || defined(__amd64)
XTOI(px, hx);
#else
hx = px[0];
#endif
ix = hx & 0x7fffffff;
if (ix < 0x3ffc4000) {
if (ix < 0x3fc60000)
! if ((i = (int) x) == 0)
! return (one); /* generate inexact */
z = x * x;
if (ix < 0x3ff80000) /* 0.0078125 */
return (one + z * (qq1 + z * (qq2 + z * (qq3 + z *
(qq4 + z * qq5)))));
else
return (one + z * (q1 + z * (q2 + z * (q3 + z * (q4 +
z * (q5 + z * (q6 + z * (q7 + z * q8))))))));
}
j = (ix + 0x400) & 0x7ffff800;
i = (j - 0x3ffc4000) >> 11;
#if defined(__i386) || defined(__amd64)
ITOX(j, pt);
#else
pt[0] = j;
#endif
if (hx > 0)
x = y - (t - x);
else
x = (-y) - (t + x);
a = _TBL_cosl_hi[i];
z = x * x;
t = z * (qq1 + z * (qq2 + z * (qq3 + z * (qq4 + z * qq5))));
! w = x * (one + z * (pp1 + z * (pp2 + z * (pp3 + z * (pp4 + z *
! pp5)))));
t = _TBL_cosl_lo[i] - (_TBL_sinl_hi[i] * w - a * t);
return (a + t);
}
--- 60,160 ----
* let a= _TBL_cos_hi[i], b = _TBL_cos_lo[i], c= _TBL_sin_hi[i],
* x = (x-t)+y
* z = x*x;
* cos(t+x) = a+(b+ (-c*x*(1+z*(pp1+z*pp2))+a*(z*(qq1+z*qq2)))
*/
+ /* END CSTYLED */
#include "libm.h"
#include <sys/isa_defs.h>
extern const long double _TBL_cosl_hi[], _TBL_cosl_lo[], _TBL_sinl_hi[];
! static const long double one = 1.0;
!
/*
* |sin(x) - (x+pp1*x^3+...+ pp5*x^11 )| <= 2^-122.32 for |x|<1/64
*/
! static const long double
! pp1 = -1.666666666666666666666666666586782940810e-0001L,
! pp2 = 8.333333333333333333333003723660929317540e-0003L,
! pp3 = -1.984126984126984076045903483778337804470e-0004L,
! pp4 = 2.755731922361906641319723106210900949413e-0006L,
! pp5 = -2.505198398570947019093998469135012057673e-0008L;
!
/*
*
* |cos(x) - (1+q1*x^2+...+q8*x^16)| <= 2^-117.11 for |x|<= 0.15625
*/
! static const long double
! q1 = -4.999999999999999999999999999999756416975e-0001L,
! q2 = 4.166666666666666666666666664006066577258e-0002L,
! q3 = -1.388888888888888888888877700363937169637e-0003L,
! q4 = 2.480158730158730158494468463031814083559e-0005L,
! q5 = -2.755731922398586276322819250356005542871e-0007L,
! q6 = 2.087675698767424261441959760729854017855e-0009L,
! q7 = -1.147074481239662089072452129010790774761e-0011L,
! q8 = 4.777761647399651599730663422263531034782e-0014L;
!
/*
*
* |cos(x) - (1+qq1*x^2+...+ qq5*x^10)| <= 2^-123.84 for |x|<=1/128
*/
! static const long double
! qq1 = -4.999999999999999999999999999999378373641e-0001L,
! qq2 = 4.166666666666666666666665478399327703130e-0002L,
! qq3 = -1.388888888888888888058211230618051613494e-0003L,
! qq4 = 2.480158730156105377771585658905303111866e-0005L,
! qq5 = -2.755728099762526325736488376695157008736e-0007L;
!
!
long double
! __k_cosl(long double x, long double y)
! {
long double a, t, z, w;
! int *pt = (int *)&t, *px = (int *)&x;
int i, j, hx, ix;
t = 1.0;
#if defined(__i386) || defined(__amd64)
XTOI(px, hx);
#else
hx = px[0];
#endif
ix = hx & 0x7fffffff;
+
if (ix < 0x3ffc4000) {
if (ix < 0x3fc60000)
! if ((i = (int)x) == 0)
! return (one);
!
! /* generate inexact */
z = x * x;
if (ix < 0x3ff80000) /* 0.0078125 */
return (one + z * (qq1 + z * (qq2 + z * (qq3 + z *
(qq4 + z * qq5)))));
else
return (one + z * (q1 + z * (q2 + z * (q3 + z * (q4 +
z * (q5 + z * (q6 + z * (q7 + z * q8))))))));
}
+
j = (ix + 0x400) & 0x7ffff800;
i = (j - 0x3ffc4000) >> 11;
#if defined(__i386) || defined(__amd64)
ITOX(j, pt);
#else
pt[0] = j;
#endif
+
if (hx > 0)
x = y - (t - x);
else
x = (-y) - (t + x);
+
a = _TBL_cosl_hi[i];
z = x * x;
t = z * (qq1 + z * (qq2 + z * (qq3 + z * (qq4 + z * qq5))));
! w = x * (one + z * (pp1 + z * (pp2 + z * (pp3 + z * (pp4 + z * pp5)))));
t = _TBL_cosl_lo[i] - (_TBL_sinl_hi[i] * w - a * t);
return (a + t);
}