25c28e83beb90e7c80452a7c818c5e6f73a07dc8Piotr Jasiukajtis * CDDL HEADER START
25c28e83beb90e7c80452a7c818c5e6f73a07dc8Piotr Jasiukajtis * The contents of this file are subject to the terms of the
25c28e83beb90e7c80452a7c818c5e6f73a07dc8Piotr Jasiukajtis * Common Development and Distribution License (the "License").
25c28e83beb90e7c80452a7c818c5e6f73a07dc8Piotr Jasiukajtis * You may not use this file except in compliance with the License.
25c28e83beb90e7c80452a7c818c5e6f73a07dc8Piotr Jasiukajtis * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
25c28e83beb90e7c80452a7c818c5e6f73a07dc8Piotr Jasiukajtis * or http://www.opensolaris.org/os/licensing.
25c28e83beb90e7c80452a7c818c5e6f73a07dc8Piotr Jasiukajtis * See the License for the specific language governing permissions
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25c28e83beb90e7c80452a7c818c5e6f73a07dc8Piotr Jasiukajtis * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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25c28e83beb90e7c80452a7c818c5e6f73a07dc8Piotr Jasiukajtis * CDDL HEADER END
25c28e83beb90e7c80452a7c818c5e6f73a07dc8Piotr Jasiukajtis * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
25c28e83beb90e7c80452a7c818c5e6f73a07dc8Piotr Jasiukajtis * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
25c28e83beb90e7c80452a7c818c5e6f73a07dc8Piotr Jasiukajtis * Use is subject to license terms.
25c28e83beb90e7c80452a7c818c5e6f73a07dc8Piotr Jasiukajtis andl $0x7fffffff,%eax / eax <-- hi_32(abs(x))
25c28e83beb90e7c80452a7c818c5e6f73a07dc8Piotr Jasiukajtis subl $0x7ff00000,%eax / weed out finite values
25c28e83beb90e7c80452a7c818c5e6f73a07dc8Piotr Jasiukajtis jae .nan_or_inf / no jump if arg. is finite
25c28e83beb90e7c80452a7c818c5e6f73a07dc8Piotr Jasiukajtis ja .got_nan / no jump if arg. may be infinite;
25c28e83beb90e7c80452a7c818c5e6f73a07dc8Piotr Jasiukajtis testl $0xffffffff,4(%esp) / ZF <-- 1 iff lo_frac. = 0
25c28e83beb90e7c80452a7c818c5e6f73a07dc8Piotr Jasiukajtis jnz .got_nan / no jump if arg. is infinite;