/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* 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.
*/
#pragma weak __cprojf = cprojf
#include "libm.h"
#include "complex_wrapper.h"
/* INDENT OFF */
static const float zero = 0.0F;
/* INDENT ON */
fcomplex
cprojf(fcomplex z) {
float x, y;
int ix, iy, hx, hy;
x = F_RE(z);
y = F_IM(z);
hx = THE_WORD(x);
hy = THE_WORD(y);
ix = hx & 0x7fffffff;
iy = hy & 0x7fffffff;
if (iy == 0x7f800000) {
F_RE(z) = fabsf(y);
F_IM(z) = hy >= 0 ? zero : -zero;
} else if (ix == 0x7f800000) {
F_RE(z) = fabsf(x);
F_IM(z) = hy >= 0 ? zero : -zero;
}
return (z);
}