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Annotation of embedaddon/php/Zend/zend_float.c, revision 1.1.1.3

1.1       misho       1: /*
                      2:    +----------------------------------------------------------------------+
                      3:    | Zend Engine                                                          |
                      4:    +----------------------------------------------------------------------+
1.1.1.3 ! misho       5:    | Copyright (c) 1998-2013 Zend Technologies Ltd. (http://www.zend.com) |
1.1       misho       6:    +----------------------------------------------------------------------+
                      7:    | This source file is subject to version 2.00 of the Zend license,     |
                      8:    | that is bundled with this package in the file LICENSE, and is        | 
                      9:    | available through the world-wide-web at the following url:           |
                     10:    | http://www.zend.com/license/2_00.txt.                                |
                     11:    | If you did not receive a copy of the Zend license and are unable to  |
                     12:    | obtain it through the world-wide-web, please send a note to          |
                     13:    | license@zend.com so we can mail you a copy immediately.              |
                     14:    +----------------------------------------------------------------------+
                     15:    | Authors: Christian Seiler <chris_se@gmx.net>                         |
                     16:    +----------------------------------------------------------------------+
                     17: */
                     18: 
1.1.1.2   misho      19: /* $Id$ */
1.1       misho      20: 
                     21: #include "zend.h"
                     22: #include "zend_compile.h"
                     23: #include "zend_float.h"
                     24: 
                     25: ZEND_API void zend_init_fpu(TSRMLS_D) /* {{{ */
                     26: {
                     27: #if XPFPA_HAVE_CW
                     28:        XPFPA_DECLARE
                     29:        
1.1.1.2   misho      30:        if (!EG(saved_fpu_cw_ptr)) {
                     31:                EG(saved_fpu_cw_ptr) = (void*)&EG(saved_fpu_cw);
1.1       misho      32:        }
1.1.1.2   misho      33:        XPFPA_STORE_CW(EG(saved_fpu_cw_ptr));
1.1       misho      34:        XPFPA_SWITCH_DOUBLE();
                     35: #else
1.1.1.2   misho      36:        EG(saved_fpu_cw_ptr) = NULL;
1.1       misho      37: #endif
                     38: }
                     39: /* }}} */
                     40: 
                     41: ZEND_API void zend_shutdown_fpu(TSRMLS_D) /* {{{ */
                     42: {
                     43: #if XPFPA_HAVE_CW
1.1.1.2   misho      44:        if (EG(saved_fpu_cw_ptr)) {
                     45:                XPFPA_RESTORE_CW(EG(saved_fpu_cw_ptr));
1.1       misho      46:        }
                     47: #endif
1.1.1.2   misho      48:        EG(saved_fpu_cw_ptr) = NULL;
1.1       misho      49: }
                     50: /* }}} */
                     51: 
                     52: ZEND_API void zend_ensure_fpu_mode(TSRMLS_D) /* {{{ */
                     53: {
                     54:        XPFPA_DECLARE
                     55:        
                     56:        XPFPA_SWITCH_DOUBLE();
                     57: }
                     58: /* }}} */