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zend_float.c
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/
zend_float.c
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/*
+----------------------------------------------------------------------+
| Zend Engine |
+----------------------------------------------------------------------+
| Copyright (c) 1998-2013 Zend Technologies Ltd. (http://www.zend.com) |
+----------------------------------------------------------------------+
| This source file is subject to version 2.00 of the Zend license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.zend.com/license/2_00.txt. |
| If you did not receive a copy of the Zend license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@zend.com so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Christian Seiler <chris_se@gmx.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#include "zend.h"
#include "zend_compile.h"
#include "zend_float.h"
ZEND_API void zend_init_fpu(TSRMLS_D) /* {{{ */
{
#if XPFPA_HAVE_CW
XPFPA_DECLARE
if (!EG(saved_fpu_cw_ptr)) {
EG(saved_fpu_cw_ptr) = (void*)&EG(saved_fpu_cw);
}
XPFPA_STORE_CW(EG(saved_fpu_cw_ptr));
XPFPA_SWITCH_DOUBLE();
#else
EG(saved_fpu_cw_ptr) = NULL;
#endif
}
/* }}} */
ZEND_API void zend_shutdown_fpu(TSRMLS_D) /* {{{ */
{
#if XPFPA_HAVE_CW
if (EG(saved_fpu_cw_ptr)) {
XPFPA_RESTORE_CW(EG(saved_fpu_cw_ptr));
}
#endif
EG(saved_fpu_cw_ptr) = NULL;
}
/* }}} */
ZEND_API void zend_ensure_fpu_mode(TSRMLS_D) /* {{{ */
{
XPFPA_DECLARE
XPFPA_SWITCH_DOUBLE();
}
/* }}} */