OpenSolaris_b135/lib/libbc/libc/gen/common/ieee_globals.c

Compare this file to the similar file:
Show the results in this format: 

/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (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
 */
#pragma ident	"%Z%%M%	%I%	%E% SMI" 

/*
 * Copyright (c) 1987 by Sun Microsystems, Inc. 
 */

/*
 * contains definitions for variables for IEEE floating-point arithmetic
 * modes; IEEE floating-point arithmetic exception handling; 
 */

#include <floatingpoint.h>

enum fp_direction_type fp_direction;
/*
 * Current rounding direction. Updated by ieee_flags. 
 */

enum fp_precision_type fp_precision;
/*
 * Current rounding precision. Updated by ieee_flags. 
 */

sigfpe_handler_type ieee_handlers[N_IEEE_EXCEPTION];
/*
 * Array of pointers to functions to handle SIGFPE's corresponding to IEEE
 * fp_exceptions. sigfpe_default means do not generate SIGFPE. An invalid
 * address such as sigfpe_abort will cause abort on that SIGFPE. Updated by
 * ieee_handler. 
 */
fp_exception_field_type fp_accrued_exceptions;
/*
 * Sticky accumulated exceptions, updated by ieee_flags. In hardware
 * implementations this variable is not automatically updated as the hardware
 * changes and should therefore not be relied on directly. 
 */