* ====================================================
*/
-#if defined(LIBM_SCCS) && !defined(lint)
-static char rcsid[] = "$NetBSD: s_floor.c,v 1.8 1995/05/10 20:47:20 jtc Exp $";
-#endif
-
/*
* floor(x)
* Return x rounded toward -inf to integral value
EXTRACT_WORDS(i0,i1,x);
j0 = ((i0>>20)&0x7ff)-0x3ff;
if(j0<20) {
- if(j0<0) { /* raise inexact if x != 0 */
+ if(j0<0) { /* raise inexact if x != 0 */
if(huge+x>0.0) {/* return 0*sign(x) if |x|<1 */
if(i0>=0) {i0=i1=0;}
else if(((i0&0x7fffffff)|i1)!=0)
} else {
i = ((u_int32_t)(0xffffffff))>>(j0-20);
if((i1&i)==0) return x; /* x is integral */
- if(huge+x>0.0) { /* raise inexact flag */
+ if(huge+x>0.0) { /* raise inexact flag */
if(i0<0) {
if(j0==20) i0+=1;
else {
j = i1+(1<<(52-j0));
- if(j<i1) i0 +=1 ; /* got a carry */
+ if(j<i1) i0 +=1 ; /* got a carry */
i1=j;
}
}
INSERT_WORDS(x,i0,i1);
return x;
}
+#ifndef __floor
weak_alias (__floor, floor)
-#ifdef NO_LONG_DOUBLE
+# ifdef NO_LONG_DOUBLE
strong_alias (__floor, __floorl)
weak_alias (__floor, floorl)
+# endif
#endif