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A version that doesn't need assembler and works with XP64/Turion/VC8

This commit is contained in:
Andreas Fabri 2006-05-31 15:19:59 +00:00
parent 3ed9cc4cc4
commit f3fbf439e3
1 changed files with 7 additions and 8 deletions
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15
Interval_arithmetic/include/CGAL/FPU.h
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@ -315,15 +315,14 @@ typedef unsigned long FPU_CW_t;
#define CGAL_FE_UPWARD FE_UPWARD
#define CGAL_FE_DOWNWARD FE_DOWNWARD
#elif defined _MSC_VER
// Found in http://msdn.microsoft.com/library/sdkdoc/directx/imover_7410.htm :
#define CGAL_IA_SETFPCW(CW) __asm fldcw (CW)
#define CGAL_IA_GETFPCW(CW) __asm fstcw (CW)
#elif defined ( _MSC_VER )
#define CGAL_IA_SETFPCW(CW) _controlfp (CW, _MCW_RC )
#define CGAL_IA_GETFPCW(CW) CW = _controlfp (0, _MCW_RC )
typedef unsigned short FPU_CW_t;
#define CGAL_FE_TONEAREST (0x0 | 0x127f)
#define CGAL_FE_TOWARDZERO (0xC00 | 0x127f)
#define CGAL_FE_UPWARD (0x800 | 0x127f)
#define CGAL_FE_DOWNWARD (0x400 | 0x127f)
#define CGAL_FE_TONEAREST _RC_NEAR
#define CGAL_FE_TOWARDZERO _RC_CHOP
#define CGAL_FE_UPWARD _RC_UP
#define CGAL_FE_DOWNWARD _RC_DOWN
#elif defined __BORLANDC__
#define CGAL_IA_SETFPCW(CW) _control87(CW,~0)