1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright 2011 Nexenta Systems, Inc. All rights reserved. 24 */ 25 /* 26 * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 27 * Use is subject to license terms. 28 */ 29 30 #pragma weak __cprojl = cprojl 31 32 #include "libm.h" /* fabsl */ 33 #include "complex_wrapper.h" 34 #include "longdouble.h" 35 36 /* INDENT OFF */ 37 static const long double zero = 0.0L; 38 /* INDENT ON */ 39 40 ldcomplex cprojl(ldcomplex z)41cprojl(ldcomplex z) { 42 long double x, y; 43 int hy; 44 45 x = LD_RE(z); 46 y = LD_IM(z); 47 #if defined(__x86) 48 hy = ((int *) &y)[2] << 16; 49 #else 50 hy = ((int *) &y)[0]; 51 #endif 52 if (isinfl(y)) { 53 LD_RE(z) = fabsl(y); 54 LD_IM(z) = hy >= 0 ? zero : -zero; 55 } else if (isinfl(x)) { 56 LD_RE(z) = fabsl(x); 57 LD_IM(z) = hy >= 0 ? zero : -zero; 58 } 59 return (z); 60 } 61