Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2025-07-31 19:21:38 +00:00
Code Issues Projects Releases Packages Wiki Activity

This really needs to go in a branch. It needs heavy testing and can't coincide with the current shell32 due to PSDK interface changes

Browse source 
svn path=/branches/shell32_new-bringup/; revision=51893
This commit is contained in:
Ged Murphy 2011-05-24 18:40:34 +00:00
parent 4596e5e59b
commit 4019caae75
23116 changed files with 0 additions and 1109022 deletions
Download patch file Download diff file Expand all files Collapse all files

41
lib/sdk/crt/float/i386/statfp.c Normal file
View file

@ -0,0 +1,41 @@
/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS system libraries
* FILE: lib/crt/??????
* PURPOSE: Unknown
* PROGRAMER: Unknown
* UPDATE HISTORY:
* 25/11/05: Added license header
*/
#include <precomp.h>
#include "float.h"
//WTF IS HAPPENING WITH float.h !??!?!
#define _SW_INVALID 0x00000010 /* invalid */
#define _SW_ZERODIVIDE 0x00000008 /* zero divide */
#define _SW_UNDERFLOW 0x00000002 /* underflow */
#define _SW_OVERFLOW 0x00000004 /* overflow */
#define _SW_INEXACT 0x00000001 /* inexact (precision) */
#define _SW_DENORMAL 0x00080000 /* denormal status bit */
/**********************************************************************
* _statusfp (MSVCRT.@)
*/
unsigned int CDECL _statusfp(void)
{
unsigned int retVal = 0;
unsigned int fpword;
#if defined(__GNUC__)
__asm__ __volatile__( "fstsw %0" : "=m" (fpword) : );
#else
__asm fstsw [fpword];
#endif
if (fpword & 0x1) retVal |= _SW_INVALID;
if (fpword & 0x2) retVal |= _SW_DENORMAL;
if (fpword & 0x4) retVal |= _SW_ZERODIVIDE;
if (fpword & 0x8) retVal |= _SW_OVERFLOW;
if (fpword & 0x10) retVal |= _SW_UNDERFLOW;
if (fpword & 0x20) retVal |= _SW_INEXACT;
return retVal;
}