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11210 libm should be cstyle(1ONBLD) clean
@@ -16,13 +16,15 @@
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
+
/*
* Copyright 2011 Nexenta Systems, Inc. All rights reserved.
*/
+
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
@@ -43,45 +45,56 @@
#include "libm.h"
static const double zero = 0.0, half = 0.5;
double
-remainder(double x, double p) {
+remainder(double x, double p)
+{
double halfp;
int ix, hx, hp;
ix = ((int *)&x)[HIWORD];
hx = ix & ~0x80000000;
hp = ((int *)&p)[HIWORD] & ~0x80000000;
if (hp > 0x7ff00000 || (hp == 0x7ff00000 && ((int *)&p)[LOWORD] != 0))
return (x * p);
+
if (hx > 0x7ff00000 || (hx == 0x7ff00000 && ((int *)&x)[LOWORD] != 0))
return (x * p);
if ((hp | ((int *)&p)[LOWORD]) == 0 || hx == 0x7ff00000)
return (_SVID_libm_err(x, p, 28));
p = fabs(p);
+
if (hp < 0x7fe00000)
x = fmod(x, p + p);
+
x = fabs(x);
+
if (hp < 0x00200000) {
if (x + x > p) {
if (x == p) /* avoid x-x=-0 in RM mode */
- return ((ix < 0)? -zero : zero);
+ return ((ix < 0) ? -zero : zero);
+
x -= p;
+
if (x + x >= p)
x -= p;
}
} else {
halfp = half * p;
+
if (x > halfp) {
if (x == p) /* avoid x-x=-0 in RM mode */
- return ((ix < 0)? -zero : zero);
+ return ((ix < 0) ? -zero : zero);
+
x -= p;
+
if (x >= halfp)
x -= p;
}
}
- return ((ix < 0)? -x : x);
+
+ return ((ix < 0) ? -x : x);
}